CN109163699A - A kind of engineering survey level - Google Patents
A kind of engineering survey level Download PDFInfo
- Publication number
- CN109163699A CN109163699A CN201811225085.8A CN201811225085A CN109163699A CN 109163699 A CN109163699 A CN 109163699A CN 201811225085 A CN201811225085 A CN 201811225085A CN 109163699 A CN109163699 A CN 109163699A
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- plate
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- welded
- engineering survey
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of engineering survey levels, including two bottom plates, the same substrate is welded at the top of two bottom plates, the two sides of substrate are welded with side plate, two side plate sides close to each other are slidably fitted with the same placement plate, level ontology is fixedly installed at the top of placement plate, the top two sides of substrate offer rotation slot and rotation hole respectively, the first screw rod and the second screw rod are rotatably equipped in rotation slot and rotation hole respectively, the equal fixing sleeve in the outside of first screw rod and the second screw rod is equipped with sprocket wheel, the same chain is engaged on the outside of two sprocket wheels, the top two sides of placement plate offer threaded hole, first screw rod and the second screw rod are threadedly coupled with corresponding threaded hole respectively.The configuration of the present invention is simple, it is easy to use, facilitate the height for adjusting level ontology and be fixed after being adjusted to level body height, whether observable level ontology is in horizontality, meets the use demand of user.
Description
Technical field
The present invention relates to level technical field more particularly to a kind of engineering survey levels.
Background technique
Level is the instrument for establishing horizontal line of sight measurement ground point-to-point transmission height difference.Principle is to be surveyed according to measurement of the level principle
Height difference between amount ground point.Level is that occur after 17th~18 century invented telescope and spirit level.It is making early 20th century
Tilting level is produced on the basis of internal focusing telescope and coincidence level out, through retrieving, Authorization Notice No. is
A kind of engineering survey level disclosed in CN206905742U, including carrier base, the upper end of the carrier base pass through bearing
It is connected with shaft, the upper end of the shaft is equipped with level ontology, is equidistantly hinged with bracket in the middle part of the lower end of the carrier base
Bar, the lower part of the cradling piece are bolted with adjusting supporting leg, and rear portion is connected with by the first pin shaft on the right side of the lower end of the carrier base
The lower end right front of first fixing seat, the carrier base is connected with the second fixing seat by the second pin shaft, and the utility model is logical
The setting of scaleover, convenient for observing the adjusting height for adjusting supporting leg by transparent observing plate, cradling piece passes through the first fixing seat
When fixed with the second fixing seat, so that cradling piece will not be rocked in mobile transhipment, by the setting of handle, when equipment is received
When rising, convenient for the mobile transhipment of equipment, the setting of shaft is connected with by bearing by the upper end of carrier base, so that level sheet
Body can adjust angle by the rotation of shaft, but its height adjustment is comparatively laborious, inconvenient, and can not be accurate
Guarantee that level is in horizontality, therefore we have proposed a kind of engineering survey levels for solving the above problems.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of engineering survey levels.
A kind of engineering survey level proposed by the present invention, including two bottom plates are welded at the top of two bottom plates same
One substrate, the two sides of substrate are welded with side plate, and two side plate sides close to each other are slidably fitted with the same placement plate,
Level ontology is fixedly installed at the top of placement plate, the top two sides of substrate offer rotation slot and rotation hole respectively, rotation
The first screw rod and the second screw rod, the equal fixing sleeve in the outside of the first screw rod and the second screw rod are rotatably equipped in slot and rotation hole respectively
Equipped with sprocket wheel, it being engaged with the same chain on the outside of two sprocket wheels, the top two sides of placement plate offer threaded hole, and first
Bar and the second screw rod are threadedly coupled with corresponding threaded hole respectively, and the outside fixing sleeve of the second screw rod, which is equipped with, to be located at below substrate
First gear, a side plate in two side plates is welded with transverse slat, the top of transverse slat far from a side bottom of another side plate
Towing pad is offered, axis of traction is rotatably equipped in towing pad, the outside fixing sleeve of axis of traction is equipped with second gear, second gear
It is meshed with first gear, the top contact of transverse slat has movable plate, and the bottom of movable plate offers thread groove, the outside of axis of traction
External screw thread is offered, the external screw thread on axis of traction is threadedly coupled with thread groove, and movable plate is welded with connection by the side of proximal panel
Plate, connecting plate are slidably mounted on the side of side plate, and transverse slat offers sliding groove far from the side of side plate, is slidably installed in sliding groove
Have and be welded with multiple springs between the side inner wall of sliding panel, sliding panel and sliding groove far from sliding channel opening, sliding panel is separate
The side of side plate is welded with the first plate, and the first plate is welded with the second plate by a lateral roof of proximal panel, and movable plate is far from side plate
Side offers multiple fixing grooves, and the second plate is mutually clamped with the fixing groove for being located at the top.
Preferably, two bottom plate sides close to each other be welded with it is same set plate, set plate equipped with scale, substrate
Bottom be fixedly connected with lifting rope, the bottom end of lifting rope, which is fixedly connected with, hangs cone.
Preferably, the bottom of the bottom plate is fixedly mounted there are four cleat, and four on the same bottom plate are anti-skidding
Column is arranged in a ring.
Preferably, the quantity of the fixing groove is eight to ten, and eight to ten fixing grooves are equidistantly spaced setting.
Preferably, sealing ring, and the interior sideslip of the second plate and corresponding sealing ring are installed on the side wall of the fixing groove
Dynamic connection.
Preferably, the top of first screw rod and the second screw rod is located on same level axis.
Preferably, the bottom end of the axis of traction is welded with handle, and the outside of handle is equipped with antiskid thread.
Preferably, the outside that first screw rod is located inside rotation slot is equipped with the first sliding block, on the inner wall of rotation slot
Equipped with first annular sliding rail, and the first sliding block is slidably connected with first annular sliding rail.
Preferably, the outside that second screw rod is located inside rotation hole is equipped with the second sliding block, on the inner wall of rotation hole
Equipped with the second endless glide, and the second sliding block is slidably connected with the second endless glide.
Preferably, the quantity of the spring is at least three.
Beneficial effects of the present invention:
(1), pass through bottom plate, substrate, side plate, placement plate, level ontology, the first screw rod, sprocket wheel, chain, threaded hole, the first tooth
Wheel, transverse slat, towing pad, axis of traction, second gear, movable plate, thread groove and connecting plate match, swing handle, and handle drives
Axis of traction is rotated, and the external screw thread on axis of traction is threadedly coupled with thread groove, drives movable plate to be moved, movable plate passes through
Connecting plate is moved, and axis of traction drives second gear to be rotated, and second gear drives first gear to be rotated, the first tooth
Wheel drives the second screw rod to be rotated, and the sprocket engagement on the second screw rod and the first screw rod has the same chain, thus drive the
One screw rod is rotated, and the first screw rod and the second screw rod are threadedly coupled with threaded hole, drives placement plate to be moved, placement plate
It drives level ontology to be moved, facilitates the height adjustment of level ontology；
(2), by sliding groove, sliding panel, spring, the first plate, the second plate, fixing groove, cleat, set plate, lifting rope, hang cone and
Scale matches, and the first plate is first pulled between swing handle, after height adjustment, unclamps the first plate, spring is due to certainly
The elastic force of body drives the first plate to be moved, and the first strip is moved the second plate and moved, and is located at together so that the second board enters with it
In fixing groove on one horizontal axis, the level ontology after height adjustment is fixed, and floor is placed in ground
On, the registration of scale is directed toward by sash weight, whether observable level ontology is in horizontality.
The configuration of the present invention is simple, it is easy to use, facilitate the height for adjusting level ontology and to level body height tune
It is fixed after section, whether observable level ontology is in horizontality, meets the use demand of user.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of engineering survey level proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of the part A of engineering survey level proposed by the present invention；
Fig. 3 is a kind of structural schematic diagram of the part B of engineering survey level proposed by the present invention；
Fig. 4 is a kind of structural schematic diagram of the C portion of engineering survey level proposed by the present invention；
Fig. 5 is a kind of schematic perspective view of first screw rod of engineering survey level proposed by the present invention.
In figure: 1 bottom plate, 2 substrates, 3 side plates, 4 placement plates, 5 level ontologies, 6 rotation slots, 7 rotation holes, 8 first screw rods,
9 sprocket wheels, 10 chains, 11 threaded holes, 12 first gears, 13 transverse slats, 14 towing pads, 15 axis of traction, 16 second gears, 17 movements
Plate, 18 thread grooves, 19 connecting plates, 20 sliding grooves, 21 sliding panels, 22 springs, 23 first plates, 24 second plates, 25 fixing grooves, 26 are prevented
Traveller, 27 set plate, 28 lifting ropes, 29 hang cone, 30 scales.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
Referring to Fig.1-5, the present embodiment proposes a kind of engineering survey level, including two bottom plates 1, two bottom plates 1
Top be welded with the same substrate 2, the two sides of substrate 2 are welded with side plate 3, two side plates 3 Slideslip close to each other
The same placement plate 4 is installed, the top of placement plate 4 is fixedly installed with level ontology 5, and the top two sides of substrate 2 are opened respectively
Equipped with rotation slot 6 and rotation hole 7, it is rotatably equipped with the first screw rod 8 and the second screw rod in rotation slot 6 and rotation hole 7 respectively, first
The equal fixing sleeve in the outside of screw rod 8 and the second screw rod is equipped with sprocket wheel 9, and the outside of two sprocket wheels 9 is engaged with the same chain 10, places
The top two sides of plate 4 offer threaded hole 11, and the first screw rod 8 and the second screw rod connect with corresponding 11 screw thread of threaded hole respectively
It connects, the outside fixing sleeve of the second screw rod is equipped with the first gear 12 for being located at 2 lower section of substrate, and a side plate 3 in two side plates 3 is remote
A side bottom from another side plate 3 is welded with transverse slat 13, and the top of transverse slat 13 offers towing pad 14, rotation in towing pad 14
Axis of traction 15 is installed, the outside fixing sleeve of axis of traction 15 is equipped with second gear 16, and second gear 16 is nibbled with 12 phase of first gear
It closes, the top contact of transverse slat 13 has movable plate 17, and the bottom of movable plate 17 offers thread groove 18, and the outside of axis of traction 15 opens up
There is external screw thread, the external screw thread on axis of traction 15 is threadedly coupled with thread groove 18, and movable plate 17 is welded with company by the side of proximal panel 3
Fishplate bar 19, connecting plate 19 are slidably mounted on the side of side plate 3, and transverse slat 13 offers sliding groove 20 far from the side of side plate 3, sliding
It is slidably fitted between the side inner wall that sliding panel 21, sliding panel 21 and sliding groove 20 are open far from sliding groove 20 and welds in slot 20
There are multiple springs 22, sliding panel 21 is welded with the first plate 23 far from the side of side plate 3, and the first plate 23 is pushed up by the side of proximal panel 3
Portion is welded with the second plate 24, and movable plate 17 offers multiple fixing grooves 25 far from the side of side plate 3, the second plate 24 be located at it is most upper
Side 25 phase of fixing groove clamp, by bottom plate 1, substrate 2, side plate 3, placement plate 4, level ontology 5, the first screw rod 8, sprocket wheel 9,
Chain 10, threaded hole 11, first gear 12, transverse slat 13, towing pad 14, axis of traction 15, second gear 16, movable plate 17, screw thread
Slot 18 and connecting plate 19 match, swing handle, and handle drives axis of traction 15 to be rotated, external screw thread and spiral shell on axis of traction 15
Groove 18 is threadedly coupled, and movable plate 17 is driven to be moved, and movable plate 17 is moved by connecting plate 19, and axis of traction 15 drives
Second gear 16 is rotated, second gear 16 drive first gear 12 rotated, first gear 12 drive the second screw rod into
Row rotates, and the sprocket wheel 9 on the second screw rod and the first screw rod 8 is engaged with the same chain 10, to drive 8 turns of the first screw rod
Dynamic, the first screw rod 8 and the second screw rod are threadedly coupled with threaded hole 11, and placement plate 4 is driven to be moved, and placement plate 4 drives water
Quasi- instrument ontology 5 is moved, and the height adjustment of level ontology 5 is facilitated；Pass through sliding groove 20, sliding panel 21, spring 22, first
Plate 23, the second plate 24, fixing groove 25, cleat 26, set plate 27, lifting rope 28, hang cone 29 and scale 30 match, in turning handle
The first plate 23 is first pulled between hand, after height adjustment, unclamps the first plate 23, spring 22 drives the due to the elastic force of itself
One plate 23 is moved, and the first plate 23 drives the second plate 24 to be moved, so that the second plate 24, which is caught in, is located at same level with it
In fixing groove 25 on axis, the level ontology 5 after height adjustment is fixed, and floor 1 is placed on ground,
By sash weight 29 be directed toward scale 30 registration, observable level ontology 5 whether be in horizontality, the configuration of the present invention is simple,
It is easy to use, facilitate the height for adjusting level ontology 5 and to being fixed after 5 height adjustment of level ontology, observable water
Whether quasi- instrument ontology 5 is in horizontality, meets the use demand of user.
In the present embodiment, two sides close to each other of bottom plate 1 be welded with it is same set plate 27, set plate 27 and be equipped with
Scale 30, the bottom of substrate 2 are fixedly connected with lifting rope 28, and the bottom end of lifting rope 28, which is fixedly connected with, hangs cone 29, and the bottom of bottom plate 1 is solid
Dingan County's dress is there are four cleat 26, and four cleats 26 on the same bottom plate 1 are arranged in a ring, the quantity of fixing groove 25
It is eight to ten, and the equidistantly interval setting of eight to ten fixing grooves 25, sealing ring is installed on the side wall of fixing groove 25, and the
It is slidably connected on the inside of two plates 24 and corresponding sealing ring, the top of the first screw rod 8 and the second screw rod is located at same level axis
On, the bottom end of axis of traction 15 is welded with handle, and the outside of handle is equipped with antiskid thread, and the first screw rod 8 is located inside rotation slot 6
Outside the first sliding block is installed, the inner wall of rotation slot 6 is equipped with first annular sliding rail, and the first sliding block and first annular sliding rail
It is slidably connected, the outside that the second screw rod is located inside rotation hole 7 is equipped with the second sliding block, and the inner wall of rotation hole 7 is equipped with second
Endless glide, and the second sliding block is slidably connected with the second endless glide, the quantity of spring 22 is at least three, passes through bottom plate 1, base
Plate 2, side plate 3, placement plate 4, level ontology 5, the first screw rod 8, sprocket wheel 9, chain 10, threaded hole 11, first gear 12, transverse slat
13, towing pad 14, axis of traction 15, second gear 16, movable plate 17, thread groove 18 and connecting plate 19 match, swing handle,
Hand-motion axis of traction 15 is rotated, and the external screw thread on axis of traction 15 is threadedly coupled with thread groove 18, and movable plate 17 is driven to carry out
Mobile, movable plate 17 is moved by connecting plate 19, and axis of traction 15 drives second gear 16 to be rotated, 16 band of second gear
Dynamic first gear 12 is rotated, and first gear 12 drives the second screw rod to be rotated, the chain on the second screw rod and the first screw rod 8
Wheel 9 is engaged with the same chain 10, so that the first screw rod 8 be driven to be rotated, the first screw rod 8 and the second screw rod are and threaded hole
11 are threadedly coupled, and placement plate 4 is driven to be moved, and placement plate 4 drives level ontology 5 to be moved, and facilitate level ontology 5
Height adjustment；By sliding groove 20, sliding panel 21, spring 22, the first plate 23, the second plate 24, fixing groove 25, cleat 26,
Set plate 27, lifting rope 28, hang cone 29 and scale 30 match, the first plate 23 is first pulled between swing handle, works as height adjustment
After, the first plate 23 is unclamped, for spring 22 since the elastic force of itself drives the first plate 23 to be moved, the first plate 23 drives second
Plate 24 is moved, so that the second plate 24 is caught in the fixing groove 25 being located on same level axis with it, after height adjustment
Level ontology 5 be fixed, and floor 1 is placed on ground, the registration of scale 30 is directed toward by sash weight 29, it is considerable
Level ontology 5 is examined whether in horizontality, the configuration of the present invention is simple is easy to use, facilitates the height for adjusting level ontology 5
It spends and to being fixed after 5 height adjustment of level ontology, whether observable level ontology 5 is in horizontality, meets and uses
The use demand at family.
In the present embodiment, in use, swing handle, handle drives axis of traction 15 to be rotated, the outer spiral shell on axis of traction 15
Line is threadedly coupled with thread groove 18, and movable plate 17 is driven to be moved, and movable plate 17 is moved by connecting plate 19, so that even
Fishplate bar 19 is slided on side plate 3, and axis of traction 15 drives second gear 16 to be rotated, and second gear 16 drives first gear
12 are rotated, and first gear 12 drives the second screw rod to be rotated, and the second screw rod is engaged with the sprocket wheel 9 on the first screw rod 8
The same chain 10, so that the first screw rod 8 be driven to be rotated, the first screw rod 8 and the second screw rod connect with 11 screw thread of threaded hole
Connect, placement plate 4 driven to be moved so that placement plate 4 is slided on side plate 3, placement plate 4 drive level ontology 5 into
Row movement, facilitates the height adjustment of level ontology 5, the first plate 23 is first pulled between swing handle, when height adjustment finishes
Afterwards, the first plate 23 is unclamped, for spring 22 since the elastic force of itself drives the first plate 23 to be moved, the first plate 23 drives the second plate 24
It is moved, so that the second plate 24 is caught in the fixing groove 25 being located on same level axis with it, to the water after height adjustment
Quasi- instrument ontology 5 is fixed, and floor 1 is placed on ground, and the registration of scale 30, observable water are directed toward by sash weight 29
Whether quasi- instrument ontology 5 is in horizontality.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of engineering survey level, including two bottom plates (1), which is characterized in that be welded at the top of two bottom plates (1)
The same substrate (2), the two sides of substrate (2) are welded with side plate (3), and two side plate (3) sides close to each other are slidably installed
Have the same placement plate (4), is fixedly installed at the top of placement plate (4) level ontology (5), the top two sides point of substrate (2)
Rotation slot (6) and rotation hole (7) are not offered, are rotatably equipped with the first screw rod (8) respectively in rotation slot (6) and rotation hole (7)
With the second screw rod, the equal fixing sleeve in outside of the first screw rod (8) and the second screw rod is equipped with sprocket wheel (9), nibbles on the outside of two sprocket wheels (9)
Conjunction has the same chain (10), and the top two sides of placement plate (4) offer threaded hole (11), the first screw rod (8) and second
Bar is threadedly coupled with corresponding threaded hole (11) respectively, and the outside fixing sleeve of the second screw rod, which is equipped with, to be located at below substrate (2)
First gear (12), a side plate (3) in two side plates (3) are welded with transverse slat far from a side bottom of another side plate (3)
(13), it is offered towing pad (14) at the top of transverse slat (13), is rotatably equipped with axis of traction (15), axis of traction in towing pad (14)
(15) outside fixing sleeve is equipped with second gear (16), and second gear (16) is meshed with first gear (12), transverse slat (13)
Top contact has movable plate (17), and the bottom of movable plate (17) offers thread groove (18), and axis of traction offers on the outside of (15)
External screw thread, the external screw thread on axis of traction (15) are threadedly coupled with thread groove (18), and movable plate (17) is welded by the side of proximal panel (3)
It is connected to connecting plate (19), connecting plate (19) is slidably mounted on the side of side plate (3), and transverse slat (13) is opened far from the side of side plate (3)
It equipped with sliding groove (20), is slidably fitted with sliding panel (21) in sliding groove (20), sliding panel (21) and sliding groove (20) are far from sliding
It is welded with multiple springs (22) between the side inner wall of dynamic slot (20) opening, sliding panel (21) is welded far from the side of side plate (3)
Have the first plate (23), the first plate (23) is welded with the second plate (24) by a lateral roof of proximal panel (3), and movable plate (17) is far from side
The side of plate (3) offers multiple fixing grooves (25), and the second plate (24) is mutually clamped with the fixing groove (25) for being located at the top.
2. a kind of engineering survey level according to claim 1, which is characterized in that two bottom plates (1) are close to each other
Side be welded with it is same set plate (27), set plate (27) equipped with scale (30), the bottom of substrate (2) is fixedly connected with
Lifting rope (28), the bottom end of lifting rope (28), which is fixedly connected with, hangs cone (29).
3. a kind of engineering survey level according to claim 1, which is characterized in that the bottom of the bottom plate (1) is solid
Dingan County's dress there are four cleat (26), arrange in a ring by four cleats (26) being located on the same bottom plate (1).
4. a kind of engineering survey level according to claim 1, which is characterized in that the quantity of the fixing groove (25)
It is eight to ten, and the equidistantly interval setting of eight to ten fixing grooves (25).
5. a kind of engineering survey level according to claim 1, which is characterized in that the side wall of the fixing groove (25)
On sealing ring is installed, and be slidably connected on the inside of the second plate (24) and corresponding sealing ring.
6. a kind of engineering survey level according to claim 1, which is characterized in that first screw rod (8) and
The top of two screw rods is located on same level axis.
7. a kind of engineering survey level according to claim 1, which is characterized in that the bottom end of the axis of traction (15)
It is welded with handle, and the outside of handle is equipped with antiskid thread.
8. a kind of engineering survey level according to claim 1, which is characterized in that first screw rod (8) is located at
The internal outside of rotation slot (6) is equipped with the first sliding block, and the inner wall of rotation slot (6) is equipped with first annular sliding rail, and first is sliding
Block is slidably connected with first annular sliding rail.
9. a kind of engineering survey level according to claim 1, which is characterized in that second screw rod is located at rotation
The internal outside in hole (7) is equipped with the second sliding block, and the inner wall of rotation hole (7) is equipped with the second endless glide, and the second sliding block with
Second endless glide is slidably connected.
10. a kind of engineering survey level according to claim 1, which is characterized in that the quantity of the spring (22)
At least three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225085.8A CN109163699B (en) | 2018-10-20 | 2018-10-20 | Level gauge for engineering survey |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225085.8A CN109163699B (en) | 2018-10-20 | 2018-10-20 | Level gauge for engineering survey |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109163699A true CN109163699A (en) | 2019-01-08 |
| CN109163699B CN109163699B (en) | 2021-01-05 |
Family
ID=64878729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811225085.8A Active CN109163699B (en) | 2018-10-20 | 2018-10-20 | Level gauge for engineering survey |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109163699B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128326A (en) * | 1996-11-26 | 2000-10-03 | Hilti Aktiengesellschaft | Constructional laser |
| CN102679965A (en) * | 2012-05-29 | 2012-09-19 | 葛洲坝集团第五工程有限公司 | Height-adjustable cross laser level |
| CN206469878U (en) * | 2017-01-16 | 2017-09-05 | 浙江铭阳工程管理股份有限公司 | A kind of spirit level |
| CN207123280U (en) * | 2017-08-24 | 2018-03-20 | 陈荣 | A kind of novel building engineering surveying instrument |
| CN207365958U (en) * | 2017-10-27 | 2018-05-15 | 付浩 | A kind of construction level meter |
| CN207423163U (en) * | 2017-10-19 | 2018-05-29 | 中骄隆城工程建设管理有限公司 | Facilitate the spirit level for adjusting height |
| CN108413934A (en) * | 2018-06-06 | 2018-08-17 | 湖州升谱电子科技有限公司 | A kind of road mapping spirit level |
| CN108534751A (en) * | 2018-06-07 | 2018-09-14 | 太仓汉兹精密仪器科技有限公司 | A kind of high-precision laser spirit level |
-
2018
- 2018-10-20 CN CN201811225085.8A patent/CN109163699B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128326A (en) * | 1996-11-26 | 2000-10-03 | Hilti Aktiengesellschaft | Constructional laser |
| CN102679965A (en) * | 2012-05-29 | 2012-09-19 | 葛洲坝集团第五工程有限公司 | Height-adjustable cross laser level |
| CN206469878U (en) * | 2017-01-16 | 2017-09-05 | 浙江铭阳工程管理股份有限公司 | A kind of spirit level |
| CN207123280U (en) * | 2017-08-24 | 2018-03-20 | 陈荣 | A kind of novel building engineering surveying instrument |
| CN207423163U (en) * | 2017-10-19 | 2018-05-29 | 中骄隆城工程建设管理有限公司 | Facilitate the spirit level for adjusting height |
| CN207365958U (en) * | 2017-10-27 | 2018-05-15 | 付浩 | A kind of construction level meter |
| CN108413934A (en) * | 2018-06-06 | 2018-08-17 | 湖州升谱电子科技有限公司 | A kind of road mapping spirit level |
| CN108534751A (en) * | 2018-06-07 | 2018-09-14 | 太仓汉兹精密仪器科技有限公司 | A kind of high-precision laser spirit level |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109163699B (en) | 2021-01-05 |
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