CN113620158B - Electric connecting rod type limiting device and floor dismantling and lifting method - Google Patents
Electric connecting rod type limiting device and floor dismantling and lifting method Download PDFInfo
- Publication number
- CN113620158B CN113620158B CN202010376326.XA CN202010376326A CN113620158B CN 113620158 B CN113620158 B CN 113620158B CN 202010376326 A CN202010376326 A CN 202010376326A CN 113620158 B CN113620158 B CN 113620158B
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- Prior art keywords
- connecting rod
- shell
- floor
- sliding block
- tensioning
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
An electric connecting rod type limiting device for removing and lifting a floor and a floor removing and lifting method belong to the technical field of engineering removal. The floor dismantling device comprises a tensioning device, a supporting connecting rod, a pin shaft A, a swinging connecting rod, a sliding block, a transmission screw rod, a shell, an upper cover, a coupler, a pin shaft B, a pin shaft C, a motor fixing plate, a motor and a position sensor, wherein the motor drives the sliding block to slide downwards along the shell through the transmission of the coupler and the screw rod, so that the supporting connecting rod and the swinging connecting rod are unfolded, a floor supporting table of the supporting connecting rod supports a floor to be dismantled, a tensioning movable block protrudes out to a maximum state and supports the floor to be dismantled, and the floor to be dismantled is lifted up along with the continuous lifting of an electric connecting rod type limiting device, so that the floor dismantling operation is completed. The electric connecting rod type limiting device is high in automation degree, the whole floor slab for dismantling and hoisting operation cannot shake, workers are not required to operate around, potential safety hazards of personnel are avoided, and efficiency is remarkably improved.
Description
Technical Field
The invention relates to an electric connecting rod type limiting device and a floor dismantling and lifting method, and belongs to the technical field of engineering dismantling.
Background
At present, a large number of floor slab dismantling and lifting links are needed in building dismantling (especially high-rise building), and in general, a method of punching and fixing after cutting and then lifting steel wires is mainly adopted, but the method has low efficiency, needs more manpower and is easy to cause accidents.
Devices exist in the prior art for limiting and handling floors. The invention patent number 201811445026.1 discloses a limiting assembly and a floor dismantling and lifting method, wherein the limiting assembly comprises a vertical baffle and a transverse baffle, the vertical baffle is used for penetrating through a floor to be dismantled, providing horizontal limiting for the floor to be dismantled and transmitting vertical pulling force, and the transverse baffle is arranged at the bottom end of the vertical baffle and used for supporting the floor to be dismantled from the bottom. When the limiting assembly is used for hoisting the floor slab, only one straight-line transverse bar is stressed, uneven stress and unbalanced load can occur, workers are always required to operate beside, and the efficiency is low.
The invention patent number 201811444991.7 discloses a limiting assembly and a floor dismantling and lifting method, wherein the limiting assembly comprises a fixed shaft which is used for penetrating through a floor to be dismantled, providing horizontal limiting for the floor to be dismantled and transmitting vertical pulling force; the limiting rod is closed and folded on the fixed shaft, and after penetrating through the floor to be dismantled completely, the limiting rod is outwards opened along the fixed shaft to support the bottom of the floor to be dismantled. However, when the limiting component is used, workers always need to stand on the floor to operate, dangers are easy to appear, the automation degree is low, and the efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an electric connecting rod type limiting device and a floor dismantling and lifting method, which realize the dismantling and lifting operation of the floor.
The invention is realized by the following technical scheme. The electric connecting rod type limiting device comprises a tensioning device, a supporting connecting rod, a pin shaft A, a swinging connecting rod, a sliding block, a screw rod, a shell, an upper cover, a coupler, a pin shaft B, a pin shaft C, a motor fixing plate, a motor and a position sensor, wherein the motor is installed on the motor fixing plate, the motor fixing plate is installed in the shell, the screw rod is fixed with the motor through the coupler, the sliding block is inserted into the shell and sleeved on the screw rod, one end of the supporting connecting rod is hinged with the sliding block through the pin shaft B, the other end of the supporting connecting rod is hinged with the swinging connecting rod through the pin shaft A, the other end of the swinging connecting rod is hinged with the shell through the pin shaft C, the position sensor is installed in the shell, the tensioning device is installed on the shell, and the upper cover is fixed at the uppermost end of the shell.
The tensioning device consists of a tensioning device shell, a tensioning movable block and a compression spring, wherein the tensioning movable block is arranged in the tensioning device shell, and the compression spring is fixed between the tensioning device shell and the tensioning movable block.
And a floor slab supporting table is arranged on the supporting connecting rod.
The novel tension device is characterized in that the sliding block is provided with a screw inner sleeve, a compression inclined table, pin shaft mounting holes B, tension movable block guide grooves, main faces, prismatic faces and support connecting rod mounting grooves, the main faces and the prismatic faces are uniformly distributed around the sliding block, the screw inner sleeve is arranged in the middle of the sliding block, two sides of each main face of the sliding block are respectively provided with a tension movable block guide groove, the upper end of each tension guide groove is provided with the compression inclined table, the support connecting rod mounting grooves are arranged in the middle of each main face, and pin shaft mounting holes B are formed in each prismatic face.
Preferably, the sliding block is triangular, and can also be polygonal with more than three sides.
The shell on be provided with motor fixed plate locating platform, tight device mounting hole that rises, lead screw location blind hole, slider spacing platform, sensor mounting hole, swing connecting rod mounting groove, round pin axle C mounting hole, the inboard evenly distributed motor fixed plate locating platform of shell, inboard bottom is provided with slider spacing platform, set up lead screw location blind hole and sensor mounting hole in the middle of the slider spacing platform, be provided with the tight device mounting hole that rises that corresponds with the tight movable block guide way that rises of slider on every face of shell, be provided with swing connecting rod mounting groove in the middle of every face, the shell bottom is provided with round pin axle C mounting hole.
Preferably, the housing is triangular, but may be polygonal with more than three sides.
The upper cover is provided with a lifting hook for lifting.
Preferably, the position sensor is a non-contact position sensor, and a contact position sensor may be used.
The middle of the floor slab to be dismantled is provided with a hole slightly larger than the outer outline size of the shell.
The invention has the advantages that: through shaft coupling and lead screw transmission, the motor drives the slider and slides downwards along the shell, makes support connecting rod and swing connecting rod expand, and to support the floor brace table of support connecting rod and prop up the floor of waiting to demolish, the tight movable block that rises stretches out to the maximum state this moment, withstands the floor of waiting to demolish, prevents that floor handling in-process from rocking, makes electric connecting rod stop device slowly rise through the traction of upper cover lifting hook and lifts up the floor of waiting to demolish, accomplishes the floor and demolishs the operation.
According to the electric connecting rod type limiting device and the floor dismantling and lifting method, the electric connecting rod type limiting device can be used singly or in combination, the electric connecting rod type limiting device is high in automation degree, the floor can not shake in whole dismantling and lifting operation, workers are not required to operate around, potential safety hazards of personnel are avoided, and efficiency is remarkably improved.
Drawings
Fig. 1 is a schematic structural view of an operating state of the electric link type limiting device of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a schematic structural view of the electric link stopper according to the present invention in a non-operating state.
Fig. 4 is a schematic view of the structure of the tension device of the electric link stopper according to the present invention in a tension state.
Fig. 5 is a schematic view of the structure of the tension device of the electric link stopper according to the present invention in a non-tension state.
Fig. 6 is a schematic structural view of a support link of the electric link type limiting device of the present invention.
Fig. 7 is a schematic view of the structure of the slider of the electric link stopper of the present invention.
Fig. 8 is a cross-sectional view of fig. 7.
Fig. 9 is a partial cross-sectional view of the housing of the electric link stopper of the present invention.
Fig. 10 is a schematic view of the structure of the upper cover of the electric link type limiting device of the present invention.
Fig. 11 is a schematic diagram of a process of inserting an electric link type limiting device into a floor to be dismantled in the floor dismantling and lifting method according to the embodiment of the invention.
Fig. 12 is a schematic diagram of a floor lifting operation process of the electric link type limiting device in the floor dismantling and lifting method according to the embodiment of the invention.
In the figure, 1, a tensioning device 2, a supporting connecting rod 3, a pin A4, a swinging connecting rod 5, a sliding block 6, a screw rod 7, a housing 8, an upper cover 9, a coupler 10, a pin B11, a pin C12, a motor fixing plate 13, a motor 14, a position sensor 15, a floor 101 to be dismantled, a tensioning device housing 102, a tensioning movable block 103, a compression spring 21, a floor supporting table 51, a screw inner sleeve 52, a compression inclined table 53, a pin B mounting hole 54, a tensioning movable block guide groove 55, a main surface 56, a prismatic surface 57, a supporting connecting rod mounting groove 71, a motor fixing plate positioning table 72, a tensioning device mounting hole 73, a screw rod positioning blind hole 74, a sliding block limiting table 75, a sensor mounting hole 76, a swinging connecting rod mounting groove 77, a pin C mounting hole 81, a lifting hook 1501 and a hole
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and or steps.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
In the description of the present invention, it should be understood that the terms "upper," "lower," "intermediate," "upper," "middle," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "hinged," "mounted," "secured," "inserted," "nested," "disposed," and the like are to be construed broadly and may be fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The electric connecting rod type limiting device as shown in fig. 1, 2 and 3 comprises a tensioning device 1, a supporting connecting rod 2, a pin shaft A3, a swinging connecting rod 4, a sliding block 5, a screw rod 6, a shell 7, an upper cover 8, a coupler 9, a pin shaft B10, a pin shaft C11, a motor fixing plate 12, a motor 13 and a position sensor 14, wherein the motor 13 is firstly arranged on the motor fixing plate 12, the motor fixing plate 12 is arranged on a motor fixing plate positioning table 71 in the shell 7, then the screw rod 6 is fixed with an output shaft of the motor 13 through the coupler 9, the sliding block 5 is inserted into the shell 7 and sleeved on the screw rod 6, one end of the supporting connecting rod 2 is hinged with the sliding block 5 through the pin shaft B10, the other end of the supporting connecting rod 2 is hinged with the swinging connecting rod 4 through the pin shaft A3, the other end of the swinging connecting rod 4 is hinged with the shell 7 through the pin shaft C11, the position sensor 14 is arranged in the shell 7, the tensioning device 1 is arranged in a tensioning device mounting hole 72 in the shell 7, and finally the upper cover 8 is fixed at the uppermost end of the shell 7.
The tensioning device 1 shown in fig. 4 and 5 is composed of a tensioning device housing 101, a tensioning movable block 102 and a compression spring 103, wherein the tensioning movable block 102 is arranged in the tensioning device housing 101, and the compression spring 103 is fixed between the tensioning device housing 101 and the tensioning movable block 102.
The support links 2 shown in fig. 6 are provided with floor support tables 21.
As shown in fig. 7 and 8, a nut inner sleeve 51, a pressing inclined table 52, pin shaft mounting holes B53, a tensioning movable block guide groove 54, a main surface 55, a prismatic surface 56 and a supporting connecting rod mounting groove 57 are arranged on a sliding block 5, the sliding block 5 is triangular, the main surface 55 and the prismatic surface 56 are uniformly distributed around, the nut inner sleeve 51 which is matched with the screw rod 6 for transmission is arranged in the middle of the sliding block 5, one tensioning movable block guide groove 54 is respectively arranged on two sides of each main surface 55 of the sliding block 5, the pressing inclined table 52 is arranged at the upper end of each tensioning guide groove, the supporting connecting rod mounting groove 57 is arranged in the middle of each main surface 55, and the pin shaft mounting holes B53 are arranged on each prismatic surface 56.
As shown in fig. 9, a motor fixing plate positioning table 71, a tensioning device mounting hole 72, a screw rod positioning blind hole 73, a sliding block limiting table 74, a sensor mounting hole 75, a swinging connecting rod mounting groove 76 and a pin shaft C11 mounting hole 77 are arranged on a housing 7, the motor fixing plate positioning table 71 is uniformly distributed on the inner side of the housing 7, the sliding block limiting table 74 is arranged at the bottom of the inner side, the screw rod positioning blind hole 73 matched with the screw rod 6 is arranged in the middle of the sliding block limiting table 74, the sensor mounting hole 75 is arranged on the sliding block limiting table 74, the tensioning device mounting holes 72 corresponding to the tensioning movable block guide grooves 54 of the sliding block 5 are arranged on each surface of the housing 7, the swinging connecting rod mounting groove 76 is arranged in the middle of each surface, and the pin shaft C11 mounting hole 77 is arranged at the bottom of the housing 7.
The upper cover 8 shown in fig. 10 is provided with a hook 81 for lifting.
When the embodiment is used initially, the electric connecting rod type limiting device is in a non-working state, the tensioning device 1 is in a non-tensioning state, the motor 13 is started firstly, the motor 13 rotates, the screw rod 6 is driven to rotate through the coupler 9, and the sliding block 5 sleeved on the screw rod 6 slides downwards along the inner wall of the shell 7 through the transmission of the screw rod 6; simultaneously, the sliding block 5 drives the supporting connecting rod 2 and the swinging connecting rod 4 to be unfolded, the sliding of the sliding block 5 is stopped when the sliding block 5 slides to the sliding block limiting table 74 at the lower end of the shell 7, at the moment, the supporting connecting rod 2 is just in a horizontal state, the sliding block 5 slides downwards, the tensioning movable block 102 slides in the tensioning block guide groove of the sliding block 5, when the tensioning inclined table 52 is touched, the tensioning movable block 102 is pushed to the outer side direction of the shell 7 by the tensioning inclined table 52, the compression spring 103 is continuously compressed, and when the sliding block 5 slides to the sliding block limiting table 74 at the lower end of the shell 7, the tensioning movable block 102 stretches out to a maximum state, and at the moment, the electric connecting rod type limiting device becomes a working state.
After the electric connecting rod type limiting device finishes hoisting operation, the motor 13 rotates in the opposite direction to drive the screw rod 6 to rotate in the opposite direction, the sliding block 5 slides upwards, the supporting connecting rod 2 and the swinging connecting rod 4 are retracted, the tensioning movable block 102 moves upwards along with the pressing inclined table 52 on the sliding block 5, and simultaneously retreats towards the inner side direction of the shell 7 under the action of the compression spring 103, when the sliding block 5 slides upwards to the highest position, the supporting connecting rod 2 and the swinging connecting rod 4 are completely retracted, the tensioning movable block 102 also completely retreats, and at the moment, the electric connecting rod type limiting device becomes a non-working state.
The electric connecting rod type limiting device can be used alone or in combination, has no upper limit in theory, and is not only suitable for dismantling and fixing structural floors, but also suitable for dismantling other perforating and penetrating structures.
According to the embodiment of the invention, the invention provides a method for dismantling and lifting a floor by adopting the electric connecting rod type limiting device, wherein the electric connecting rod type limiting device is inserted into the floor 15 to be dismantled in the floor dismantling and lifting method, as shown in fig. 11, and the electric connecting rod type limiting device is used for lifting the floor 15 to be dismantled in the floor dismantling and lifting method, as shown in fig. 12. A hole 1501 slightly larger than the outer dimension of the shell 7 is provided in the middle of the floor 15 to be dismantled.
The method comprises the following steps:
1. corresponding holes 1501 are formed in the floor 15 to be dismantled, and the size of the holes 1501 is slightly larger than the outline size of the shell 7.
2. The slider 5 in the initial state is at the highest position, the electric connecting rod type limiting device is in a non-working state, and the tensioning device 1 is in a non-tensioning state.
3. The electric connecting rod type limiting device is inserted into the hole 1501 of the floor slab 15 to be removed, and the insertion action is stopped when the bottom surface of the floor slab 1501 to be removed is just higher than the supporting connecting rod 2.
4. The motor 13 is started, the motor 13 rotates to enable the sliding block 5 to slide downwards to a lower position (when the position sensor 14 just senses the sliding block 5), the motor 13 stops, at the moment, the supporting connecting rod 2 and the swinging connecting rod 4 are close to each other but are not fully unfolded, the supporting connecting rod 2 is close to a horizontal state, and the tensioning movable block 102 just starts to contact the compressing inclined table 52.
5. The lifting electric connecting rod type limiting device is lifted until the supporting connecting rod 2 contacts the bottom surface of the floor slab 15 to be dismantled, and the lifting operation is stopped.
6. The motor 13 is started for the second time, the sliding block 5 is slid to the lowest position (the lower end of the sliding block 5 is in contact with the sliding block limiting table 74 at the lower end of the shell 7), at the moment, the supporting connecting rod 2 and the swinging connecting rod 4 are completely unfolded, the supporting connecting rod 2 is in a completely horizontal state, the tensioning movable block 102 is pushed out by the pressing inclined table 52 and is propped against the inner side of the hole 1501 of the floor slab 15 to be dismantled, the tensioning device 1 is in a tensioning state, and the electric connecting rod type limiting device is in a working state.
7. And the motor 13 is started for the second time, and the electric connecting rod type limiting device is slowly lifted by the traction of the lifting hook 81 on the upper cover 8 until the floor slab supporting table 21 supporting the connecting rod 2 supports the floor slab 15 to be dismantled.
8. The electric connecting rod type limiting device continues to ascend, the floor 15 to be dismantled is lifted, and the floor dismantling operation is completed.
Alterations, modifications, substitutions and variations of the embodiments herein will be apparent to those of ordinary skill in the art in light of the teachings of the present invention without departing from the spirit and principles of the invention.
Claims (8)
1. The utility model provides an electronic connecting rod formula stop device, includes tight device (1) that rises, support connecting rod (2), round pin axle A (3), swing connecting rod (4), slider (5), lead screw (6), shell (7), upper cover (8), shaft coupling (9), round pin axle B (10), round pin axle C (11), motor fixed plate (12), motor (13) and position sensor (14), its characterized in that: the motor (13) is arranged on the motor fixing plate (12), the motor fixing plate (12) is arranged in the shell (7), the screw rod (6) is fixed with the motor (13) through the coupler (9), the sliding block (5) is inserted into the shell (7) and sleeved on the screw rod (6), one end of the supporting connecting rod (2) is hinged with the sliding block (5) through the pin shaft B (10), the other end of the supporting connecting rod is hinged with the swinging connecting rod (4) through the pin shaft A (3), the other end of the swinging connecting rod (4) is hinged with the shell (7) through the pin shaft C (11), the position sensor (14) is arranged in the shell (7), the tensioning device (1) is arranged on the shell (7), and the upper cover (8) is fixed at the uppermost end of the shell (7); the tensioning device (1) comprises a tensioning device shell (101), a tensioning movable block (102) and a compression spring (103), wherein the tensioning movable block (102) is arranged in the tensioning device shell (101), and the compression spring (103) is fixed between the tensioning device shell (101) and the tensioning movable block (102).
2. The electrical link stop of claim 1, wherein: and a floor slab supporting table (21) is arranged on the supporting connecting rod (2).
3. The electrical link stop of claim 1, wherein: the novel tension device is characterized in that a nut inner sleeve (51), a compression inclined table (52), pin shaft mounting holes B (53), tension movable block guide grooves (54), main faces (55), edge faces (56) and support connecting rod mounting grooves (57) are arranged on the sliding block (5), the main faces (55) and the edge faces (56) are uniformly distributed around the sliding block (5), the nut inner sleeve (51) is arranged in the middle of the sliding block (5), one tension movable block guide groove (54) is respectively arranged on two sides of each main face (55) of the sliding block (5), the compression inclined table (52) is arranged at the upper end of each tension guide groove, the support connecting rod mounting grooves (57) are formed in the middle of each main face (55), and the pin shaft mounting holes B (53) are formed in each edge face (56).
4. The electrical link stop of claim 1, wherein: the sliding block (5) is triangular or polygonal with more than three sides.
5. The electrical link stop of claim 1, wherein: be provided with motor fixed plate locating platform (71) on shell (7), tight device mounting hole (72) rises, lead screw location blind hole (73), slider limiting platform (74), sensor mounting hole (75), swing connecting rod mounting groove (76) and round pin axle C (11) mounting hole (77), motor fixed plate locating platform (71) are evenly distributed to shell (7) inboard, inboard bottom is provided with slider limiting platform (74), be provided with lead screw location blind hole (73) and sensor mounting hole (75) in the middle of slider limiting platform (74), be provided with tight device mounting hole (72) rises on every face of shell (7), be provided with swing connecting rod mounting groove (76) in the middle of every face, shell (7) bottom is provided with round pin axle C (11) mounting hole (77).
6. The electrical link stop of claim 1, wherein: the housing (7) is triangular or polygonal with more than three sides.
7. The electrical link stop of claim 1, wherein: the position sensor (14) is a non-contact position sensor or a contact position sensor is used.
8. A method for floor slab dismantling and lifting by using the electric connecting rod type limiting device as claimed in claim 2, which is characterized by comprising the following steps:
holes (1501) slightly larger than the outer outline size of the shell (7) are formed according to the shape of the shell (7);
the floor slab supporting table (21) of the supporting connecting rod (2) supports the floor slab (15) to be dismantled;
the tensioning movable block (102) protrudes out to the maximum state and props against the inner side of a hole (1501) of the floor (15) to be dismantled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010376326.XA CN113620158B (en) | 2020-05-07 | 2020-05-07 | Electric connecting rod type limiting device and floor dismantling and lifting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010376326.XA CN113620158B (en) | 2020-05-07 | 2020-05-07 | Electric connecting rod type limiting device and floor dismantling and lifting method |
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| Publication Number | Publication Date |
|---|---|
| CN113620158A CN113620158A (en) | 2021-11-09 |
| CN113620158B true CN113620158B (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010376326.XA Active CN113620158B (en) | 2020-05-07 | 2020-05-07 | Electric connecting rod type limiting device and floor dismantling and lifting method |
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| Country | Link |
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| CN (1) | CN113620158B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117842838B (en) * | 2024-03-06 | 2024-05-07 | 中国华西企业股份有限公司 | Hoisting device for prefabricated stairway and hoisting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0569246U (en) * | 1992-02-26 | 1993-09-21 | 三木ネツレン株式会社 | Plate-shaped member suspension device |
| CN108821105A (en) * | 2018-08-30 | 2018-11-16 | 安徽威能电机有限公司 | Stator hanger |
| CN109384147A (en) * | 2018-11-29 | 2019-02-26 | 上海建工四建集团有限公司 | Limit assembly and floor remove handling method |
| CN210286483U (en) * | 2019-07-11 | 2020-04-10 | 陕西华威科技股份有限公司 | Clamp for hoisting metal forging |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6988714B2 (en) * | 2004-04-05 | 2006-01-24 | Lucasey Manufacturing Co. | Cover lift mechanism |
-
2020
- 2020-05-07 CN CN202010376326.XA patent/CN113620158B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0569246U (en) * | 1992-02-26 | 1993-09-21 | 三木ネツレン株式会社 | Plate-shaped member suspension device |
| CN108821105A (en) * | 2018-08-30 | 2018-11-16 | 安徽威能电机有限公司 | Stator hanger |
| CN109384147A (en) * | 2018-11-29 | 2019-02-26 | 上海建工四建集团有限公司 | Limit assembly and floor remove handling method |
| CN210286483U (en) * | 2019-07-11 | 2020-04-10 | 陕西华威科技股份有限公司 | Clamp for hoisting metal forging |
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| CN113620158A (en) | 2021-11-09 |
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