CN221296043U - Electric hand brake device of forklift - Google Patents
Electric hand brake device of forklift Download PDFInfo
- Publication number
- CN221296043U CN221296043U CN202323127781.4U CN202323127781U CN221296043U CN 221296043 U CN221296043 U CN 221296043U CN 202323127781 U CN202323127781 U CN 202323127781U CN 221296043 U CN221296043 U CN 221296043U
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- China
- Prior art keywords
- sliding block
- block
- brake device
- connecting rod
- hand brake
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- 230000000694 effects Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model relates to the technical field of forklift accessories and discloses an electric hand brake device of a forklift, which comprises a bottom plate, wherein a first cavity block and a second cavity block are fixedly connected above the bottom plate, a lifting assembly is arranged in the second cavity block, the lifting assembly comprises a motor, a chassis, a sliding block, a rack, a hinged support, a gear and a movable connecting rod, the motor is arranged in the first cavity block, the bottom plate is fixedly connected with the chassis, the chassis and the sliding block are fixedly connected with the movable connecting rod, the sliding block is fixedly connected with the rack, the gear and the rack are meshed and fixedly connected with the motor, the sliding block is slidingly connected with the second cavity block, and the sliding block stretches the movable connecting rod and is locked by the movable connecting rod; the lifting assembly has a certain deceleration effect by utilizing the mode of meshing the gear and the rack, meanwhile, facilities are simplified on installation, and maintenance frequency is reduced to a certain extent when the lifting assembly is used for a long time.
Description
Technical Field
The utility model belongs to the technical field of forklift accessories, and particularly relates to an electric hand brake device of a forklift.
Background
The prior art discloses a fork truck electric hand brake device, include: the motor drives the screw rod to rotate through the reduction gear set, and the balance lifter is in threaded fit with the screw rod and is used for realizing lifting movement when the screw rod rotates; the utility model can solve the problems of laborious hand braking, inconvenient left hand operation and the like of the traditional forklift.
Through retrieving, this manual brake device utilizes a plurality of gear reduction when utilizing the lead screw rotation to realize elevating movement, this kind of design is comparatively slow to the effect on the control speed reduction, the application of a plurality of gears still lets installation and design become too loaded down with trivial details, the effect of hiding of lead screw and balanced jack to the manual brake acting as go-between is not showing simultaneously, and the comfort level of use is experienced relatively poor, the manual brake acts as go-between expose easily and drive and bring danger when using, the use of lead screw in addition, owing to be the screw rod, the rotational speed receives certain restriction, turning speed is limited, and wearing and tearing appear easily in the long-term use of screw thread, need frequent maintenance.
The present utility model has been made in view of this.
Disclosure of utility model
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
The utility model provides an electric manual brake device of fork truck, includes the bottom plate, the top fixedly connected with first cavity piece and the second cavity piece of bottom plate, the internally mounted of second cavity piece has lifting unit, lifting unit includes motor, chassis, slider, rack, hinged support, gear and movable connecting rod, the motor has been placed to the inside of first cavity piece, bottom plate fixed connection chassis, chassis and slider all with movable connecting rod fixed connection, slider and rack are fixed connection, gear and rack meshing and with motor fixed connection, slider sliding connection second cavity piece, slider tensile movable connecting rod and by movable connecting rod locking.
As a preferred implementation mode of the utility model, a trapezoid block is welded on one side of the inside of the second cavity block, a square groove is formed in the middle of the trapezoid block, one side of the sliding block is a trapezoid groove, a rack is fixedly connected in the middle of the groove, and the trapezoid block slides on the groove of the sliding block.
As a preferable implementation mode of the utility model, one side of the motor is fixedly connected with an output shaft, and one end of the output shaft is fixedly connected with a gear.
As a preferred embodiment of the utility model, a hinged support is welded on the upper part of the chassis and the bottom of the sliding block, and the hinged support is connected with the movable connecting rod through bolts.
As a preferable implementation mode of the utility model, the other side of the sliding block is in a shape of a Chinese character 'shan', the thickness of two sides is smaller than that of the middle, one side of the outer part of the second cavity block is provided with a communicating groove, and the width of the communicating groove is consistent with that of the Chinese character 'shan' shaped structure on the other side of the sliding block.
As a preferable implementation mode of the utility model, a top cap is fixedly connected above the sliding block, the top cap is hemispherical, two sides of one side opposite to the other side of the sliding block in a Chinese character 'shan' shape are cut, and the cutting width is consistent with the width of the Chinese character 'shan' shape at the other side of the sliding block.
As a preferred embodiment of the utility model, an arc-shaped groove is formed in the top cap, and the arc-shaped groove is positioned on one side of the two cut sides of the top cap.
As a preferred embodiment of the utility model, a hanging sleeve is connected above the second cavity block through a bolt, the upper part of the hanging sleeve is a hemispherical shell with the diameter larger than that of the top cap, the middle part of the hanging sleeve is a cylindrical shell with the height half of that of the sliding block, and the bottom part of the hanging sleeve is a square plate with the length and the width equal to those of the top surface of the second cavity block.
Compared with the prior art, the utility model has the following beneficial effects:
1. The lifting assembly has a certain deceleration effect by utilizing the mode of meshing the gear and the rack, meanwhile, facilities are simplified on installation, and maintenance frequency is reduced to a certain extent when the lifting assembly is used for a long time.
2. The arc groove is placed in the hand brake stay wire, the mountain-shaped structure on one side of the sliding block conceals the hand brake stay wires on two sides inside and extends out through the communication groove, and the possibility of danger caused by exposure of the hand brake stay wire is avoided to a certain extent.
3. The outside material of hanging the cover is flexible rubber material, and inside is hard plastic casing, and hard plastic casing can support the activity of whole lifting assembly inside, and flexible rubber material can increase the comfort level of use.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is an overall schematic of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is an internal schematic view of the present utility model;
FIG. 4 is a schematic top view of the present utility model;
fig. 5 is a schematic elevational view of the present utility model.
In the figure: 10. a bottom plate; 11. a first cavity block; 12. a second cavity block; 13. hanging a sleeve; 14. a motor; 15. a chassis; 16. a communication groove; 17. a trapezoid block; 18. a slide block; 19. a rack; 20. a top cap; 21. a hinged support; 22. a gear; 23. a movable connecting rod; 24. an arc-shaped groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
The utility model provides a fork truck electric hand brake device, as shown in fig. 1, fig. 2, fig. 4 and fig. 5, including bottom plate 10, the top fixedly connected with first cavity piece 11 and second cavity piece 12 of bottom plate 10, the internally mounted of second cavity piece 12 has lifting unit, lifting unit includes motor 14, chassis 15, slider 18, rack 19, hinged support 21, gear 22 and movable connecting rod 23, motor 14 has been placed to the inside of first cavity piece 11, bottom plate 10 fixed connection chassis 15, chassis 15 and slider 18 all are with movable connecting rod 23 fixed connection, slider 18 and rack 19 are fixed connection, gear 22 and rack 19 meshing and with motor 14 fixed connection, slider 18 sliding connection second cavity piece 12, slider 18 tensile movable connecting rod 23 and by movable connecting rod 23 locking.
The working principle is that the device utilizes the PLC controller to control the external operation button and the motor 14 in the device, and the PLC controller can control the strength, start-stop state and the like of the motor 14 based on the running state of the forklift; when the operating button is pressed down, the motor 14 is started, the rack 19 is lifted through the rotation of the transmission gear 22, the hand brake line is pulled tightly simultaneously by the thrust of the movable connecting rod 23, one-key pulling brake is realized, meanwhile, the PLC detects that the forklift is flameout, the motor 14 is automatically started to realize pulling brake, the design of the integral lifting assembly utilizes the mode of meshing the gear and the rack to a certain extent to play a certain degree of a deceleration effect, meanwhile, the facility is simplified on installation, and the maintenance frequency is reduced to a certain extent when the integral lifting assembly is used for a long time.
As shown in fig. 1, 2 and 4, a trapezoid block 17 is welded at one side of the inside of the second cavity block 12, a square groove is formed in the middle of the trapezoid block 17, one side of the sliding block 18 is a trapezoid groove, a rack 19 is fixedly connected in the middle of the groove, and the trapezoid block 17 slides on the groove of the sliding block 18; as shown in fig. 1 and 2, one side of the motor 14 is fixedly connected with an output shaft, and one end of the output shaft is fixedly connected with a gear 22; as shown in fig. 2, 4 and 5, a hinged support 21 is welded above the chassis 15 and at the bottom of the sliding block 18, the hinged support 21 is connected with a movable connecting rod 23 through bolts, as shown in fig. 3 and 4, the other side of the sliding block 18 is in a Chinese character 'shan' shape, the thickness of two sides is smaller than the thickness of the middle, one side of the outer part of the second cavity block 12 is provided with a communication groove 16, and the width of the communication groove 16 is consistent with the width of the Chinese character 'shan' shape structure of the other side of the sliding block 18; as shown in fig. 2 and 4, a top cap 20 is fixedly connected above the slider 18, the top cap 20 is hemispherical, two sides of one side opposite to the other side of the slider 18 are cut, and the cutting width is consistent with the width of the other side of the slider 18.
The working principle is that one side of the first cavity block 11 and one side of the second cavity block 12 are provided with round holes, the diameter of the round holes is larger than that of an output shaft, the output shaft penetrates through the round holes and is connected with a motor 14 and a gear 22, the length of a square groove in the middle of a trapezoid block 17 is larger than that of the gear 22 plus a rack 19, the whole of a sliding block 18 is in a shape like a Chinese character 'wang', a part of a trapezoid groove on one side protrudes out to be connected with the rack 19, and the gear 22 and the rack 19 are meshed in the square groove; the other side of the slider 18 has a uniform length on both sides but less than the middle.
As shown in fig. 2, an arc-shaped groove 24 is formed in the top cap 20, and the arc-shaped groove 24 is positioned on one side of the two cut sides of the top cap 20; as shown in fig. 1, 2 and 4, a hanging sleeve 13 is connected above the second cavity block 12 through a bolt, the shape above the hanging sleeve 13 is a hemispherical shell with a diameter larger than that of the top cap 20, the middle is a cylindrical shell with a height half that of the sliding block 18, and the bottom is a square plate with a length and width equal to that of the top surface of the second cavity block 12.
The working principle is that the arc-shaped groove 24 can place the hand brake wires therein, the mountain-shaped structure on one side of the sliding block 18 can better hide the hand brake wires on two sides and extend out through the communication groove 16, so that the possibility of danger caused by the exposure of the hand brake wires is avoided to a certain extent; the outside material of hanging sleeve 13 is flexible rubber material, and inside is hard plastic casing, and hard plastic casing can support the activity of whole lifting assembly inside, and flexible rubber material can increase the comfort level of use.
The device utilizes the PLC controller to control the external operation button and the motor 14 in the device, and the PLC controller can control the strength, start-stop state and the like of the motor 14 based on the running state of the forklift; when the operating button is pressed down, the motor 14 is started, the rack 19 is driven to move upwards through the rotation of the transmission gear 22, meanwhile, the movable connecting rod 23 is driven to stretch upwards, the arc-shaped groove 24 on the top cap 20 is driven upwards and tightens a hand brake line when the sliding block 18 and the second cavity block 12 slide, one-key tightening brake is realized, meanwhile, the PLC detects that the forklift is flameout, and the motor 14 can be automatically started to realize tightening brake; when the forklift is used, the PLC controls the motor to reversely start, the transmission gear 22 rotates to enable the rack 19 to move downwards, meanwhile, the movable connecting rod 23 is driven to retract downwards, and the hand brake line is released while the sliding block 18 and the second cavity block 12 are pulled to slide, so that resetting is achieved.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides an electric manual brake device of fork truck, includes bottom plate (10), the top fixedly connected with first cavity piece (11) and second cavity piece (12) of bottom plate (10), a serial communication port, the internally mounted of second cavity piece (12) has lifting unit, lifting unit includes motor (14), chassis (15), slider (18), rack (19), hinged support (21), gear (22) and movable connecting rod (23), motor (14) have been placed to the inside of first cavity piece (11), bottom plate (10) fixed connection chassis (15), chassis (15) and slider (18) all with movable connecting rod (23) fixed connection, slider (18) and rack (19) are fixed connection, gear (22) and rack (19) meshing and with motor (14) fixed connection, slider (18) sliding connection second cavity piece (12), slider (18) tensile movable connecting rod (23) and by movable connecting rod (23) locking.
2. The forklift electric hand brake device according to claim 1, characterized in that a trapezoid block (17) is welded on one side of the inside of the second cavity block (12), a square groove is formed in the middle of the trapezoid block (17), one side of the sliding block (18) is a trapezoid groove, a rack (19) is fixedly connected in the middle of the groove, and the trapezoid block (17) slides on the groove of the sliding block (18).
3. The forklift electric hand brake device according to claim 1, characterized in that one side of the motor (14) is connected with an output shaft, one end of the output shaft is fixedly connected with a gear (22).
4. The forklift electric hand brake device according to claim 1, characterized in that a hinged support (21) is welded on the upper side of the chassis (15) and the bottom of the sliding block (18), and the hinged support (21) is connected with a movable connecting rod (23) through bolts.
5. The forklift electric hand brake device according to claim 1, wherein the other side of the sliding block (18) is in a shape of a Chinese character 'shan', the thickness of two sides is smaller than the thickness of the middle, a communicating groove (16) is formed in one side of the outer part of the second cavity block (12), and the width of the communicating groove (16) is consistent with the width of the Chinese character 'shan' shaped structure on the other side of the sliding block (18).
6. The forklift electric hand brake device according to claim 1, wherein a top cap (20) is fixedly connected above the sliding block (18), and the top cap (20) is
One hemispherical shape is cut out on two sides of one side opposite to the mountain shape on the other side of the sliding block (18), and the cutting width is consistent with the width of the mountain shape on the other side of the sliding block (18).
7. The forklift electric hand brake device according to claim 6, wherein an arc-shaped groove (24) is formed in the top cap (20), and the arc-shaped groove (24) is located on one side of two cut sides of the top cap (20).
8. The forklift electric hand brake device according to claim 1, characterized in that a hanging sleeve (13) is connected above the second cavity block (12) through bolts, the upper part of the hanging sleeve (13) is a hemispherical shell with the diameter larger than that of the top cap (20), the middle part is a cylindrical shell with the height half that of the sliding block (18), and the bottom part is a square plate with the length and width equal to those of the top surface of the second cavity block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323127781.4U CN221296043U (en) | 2023-11-20 | 2023-11-20 | Electric hand brake device of forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323127781.4U CN221296043U (en) | 2023-11-20 | 2023-11-20 | Electric hand brake device of forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221296043U true CN221296043U (en) | 2024-07-09 |
Family
ID=91746802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323127781.4U Active CN221296043U (en) | 2023-11-20 | 2023-11-20 | Electric hand brake device of forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221296043U (en) |
-
2023
- 2023-11-20 CN CN202323127781.4U patent/CN221296043U/en active Active
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