CN220926035U - Box culvert lifting appliance - Google Patents
Box culvert lifting appliance Download PDFInfo
- Publication number
- CN220926035U CN220926035U CN202322759723.7U CN202322759723U CN220926035U CN 220926035 U CN220926035 U CN 220926035U CN 202322759723 U CN202322759723 U CN 202322759723U CN 220926035 U CN220926035 U CN 220926035U
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- China
- Prior art keywords
- box culvert
- driving piece
- gear
- lifting hook
- support
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- 230000006698 induction Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a box culvert lifting appliance, which comprises: the lifting hook is provided with an opening at one side; the jacking assembly comprises a support, a first driving piece and a movable block, wherein the support is connected with the lifting hook, the first driving piece is connected with the support, the telescopic end of the first driving piece is connected with the movable block, one side of the movable block is connected with an induction piece, a sensor is arranged on the support at a position corresponding to the moving path of the induction piece, and the sensor is connected with the first driving piece and the controller. The box culvert lifting tool disclosed by the utility model can fix the box culvert and prevent the box culvert from sliding or even falling off on the lifting tool.
Description
Technical Field
The utility model relates to the technical field of lifting appliances, in particular to a box culvert lifting appliance.
Background
The box culvert can be used for building drainage channels, bridges, tunnels and the like. In the process of tunneling a tunnel by the shield machine, the assembly is needed through a box culvert. In the tunneling process, the conditions of an ascending tunnel and a descending tunnel can occur due to the influence of geology and the like, and the box culvert can slide on the lifting appliance or even fall off when transported by the current common lifting appliance in the ascending tunnel and the descending tunnel, so that the box culvert is damaged and a transportation line is blocked.
Disclosure of utility model
Therefore, the utility model aims to solve the technical problem of providing the box culvert lifting appliance which can fix the box culvert and prevent the box culvert from sliding or even falling off on the lifting appliance.
In order to solve the technical problems, the utility model provides a box culvert lifting appliance, which comprises: the lifting hook is provided with an opening at one side; the jacking assembly comprises a support, a first driving piece and a movable block, wherein the support is connected with the lifting hook, the first driving piece is connected with the support, the telescopic end of the first driving piece is connected with the movable block, one side of the movable block is connected with an induction piece, a sensor is arranged on the support at a position corresponding to the moving path of the induction piece, and the sensor is connected with the first driving piece and the controller.
In one embodiment of the utility model, the bracket is disposed through the hook, the bracket includes a first receiving chamber, and the first driving member is connected to an outer wall of the first receiving chamber.
In one embodiment of the utility model, the inner wall of the first accommodating cavity is vertically provided with a fixing plate, the sensing piece penetrates through the side wall of the first accommodating cavity and is arranged towards the fixing plate, and the sensor is positioned on the fixing plate.
In one embodiment of the utility model, the outer wall of the first accommodating cavity is provided with a connecting seat, and the first driving piece is connected with the connecting seat through a connecting piece.
In one embodiment of the utility model, a backing plate is arranged on the inner wall of the opening of the lifting hook.
In one embodiment of the utility model, a fixed seat is connected to one side of the lifting hook away from the movable block through a slewing bearing, a second driving piece is connected to the fixed seat, and an output end of the second driving piece is meshed with the slewing bearing.
In one embodiment of the utility model, the slewing bearing comprises an outer ring and an inner ring, wherein the outer ring is connected with the lifting hook, and the inner ring is connected with the fixing seat.
In one embodiment of the present utility model, the output end of the second driving member is connected to a first rotating shaft, one end of the first rotating shaft, which is close to the slewing bearing, is connected to a first gear, and the first gear is meshed with the outer ring.
In one embodiment of the utility model, a rotary limit switch is arranged on one side of the second driving piece, a detection end of the rotary limit switch is connected with a second rotary shaft, the end part of the second rotary shaft is connected with a second gear, a third gear is connected on the first rotary shaft, the second gear is meshed with the third gear, an absolute value encoder is connected on one side of the rotary limit switch, and the rotary limit switch and the absolute value encoder are connected with the controller.
In one embodiment of the utility model, the fixing seat is provided with a supporting rod, and the end part of the supporting rod is connected with a towing.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the box culvert lifting appliance, through the arrangement of the jacking component, the box culvert can be fixed between the movable block and the lifting hook, so that the box culvert is prevented from sliding or even falling off on the lifting appliance, and the box culvert lifting appliance can be suitable for box culverts with various sizes. Through setting up second driving piece and slewing bearing, make the lifting hook can drive the box culvert and rotate certain angle, and then adapt to multiple work demand.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a front view of a box culvert sling of the present utility model;
FIG. 2 is a left side view of a box culvert sling of the present utility model;
FIG. 3 is a cross-sectional view of a side portion of the structure;
FIG. 4 is an enlarged partial view of the structure of portion A in FIG. 3;
FIG. 5 is a partial enlarged view of a portion of the structure at B in FIG. 3;
FIG. 6 is a cross-sectional view of a forward portion of the structure;
FIG. 7 is a top view of a portion of the structure of FIG. 1;
Fig. 8 is a partial enlarged view at C in fig. 7.
Description of the specification reference numerals: 1. a lifting hook; 2. a jacking component; 3. a fixing seat; 4. a slewing bearing; 5. a second driving member; 6. a support rod; 11. a backing plate; 12. an opening; 21. a bracket; 22. a first driving member; 23. a movable block; 24. an induction member; 25. a sensor; 41. an outer ring; 42. an inner ring; 51. a rotary limit switch; 52. an absolute value encoder; 53. a first rotation shaft; 54. a first gear; 55. a second rotation shaft; 56. a second gear; 57. a third gear; 61. a support; 211. a connecting seat; 212. a connecting piece; 213. a first accommodation chamber; 214. and a fixing plate.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Referring to fig. 1 to 4, a box culvert sling of the present utility model includes: the lifting hook 1, one side of the lifting hook 1 is provided with an opening 12; the jacking assembly 2 comprises a support 21, a first driving piece 22 and a movable block 23, wherein the support 21 is connected with the lifting hook 1, the first driving piece 22 is connected with the support 21, the telescopic end of the first driving piece 22 is connected with the movable block 23, one side of the movable block 23 is connected with a sensing piece 24, a sensor 25 is arranged on the support 21 corresponding to the position of the moving path of the sensing piece 24, and the sensor 25 and the first driving piece 22 are connected with a controller.
According to the box culvert lifting tool disclosed by the utility model, the box culvert is clamped in the opening 12 of the lifting hook 1, and then the first driving piece 22 drives the movable block 23 to prop against the box culvert, so that the box culvert is attached to the inner wall of the opening 12 of the lifting hook 1, the box culvert is fixed, and the box culvert is prevented from falling off in the moving process. After the sensing piece 24 moves to the position corresponding to the sensor 25 along with the movable block 23, the sensor 25 detects the sensing piece 24 and transmits a signal to the controller, and the controller controls the first driving piece 22 to stop working, so that the movable block 23 cannot damage a box culvert.
One side of the lifting hook 1 is provided with an opening 12, the whole side surface of the lifting hook 1 is C-shaped, a base plate 11 is arranged on the inner wall of the opening 12, the base plate 11 is used for preventing the surface of a box culvert from being damaged, and the base plate 11 can play a role in buffering when the box culvert is extruded by the jacking component 2.
Referring to fig. 5 to 8, the tightening assembly 2 includes a bracket 21, a first driving member 22, and a movable block 23. Specifically, the support 21 is disposed through the hook 1, and the support 21 includes a first accommodating cavity 213, where the first accommodating cavity 213 is integrally formed by connecting four side plates end to end, and is integrally hollow rectangular. The outer wall symmetry of the opposite curb plate of first chamber 213 that holds is connected with connecting seat 211, and first chamber 213 inner wall that holds is equipped with fixed plate 214 perpendicularly, and fixed plate 214 and the curb plate parallel arrangement who is connected with connecting seat 211. The first driving piece 22 is connected with the connecting seat 211 through a connecting piece 212, specifically, the first driving piece 22 is an oil cylinder, an oil cylinder bearing is arranged at the top end of the oil cylinder barrel, the connecting piece 212 is a fixing pin, threads are arranged on the side wall, close to the end part, of the fixing pin, the fixing pin penetrates through the oil cylinder bearing and the connecting seat 211 to be arranged, and the fixing pin is fixed through a nut, so that the first driving piece 22 is connected with the outer wall of the connecting seat 211. The telescopic end of the first driving member 22 is connected with a movable block 23, and a sensing member 24 is connected to one side of the movable block 23 close to the fixed plate 214, for example, the sensing member 24 may be configured as a sensing bolt, and the sensing member 24 can move along with the movable block 23. The first accommodating chamber 213 has a moving path corresponding to the moving path of the sensing member 24 on a sidewall thereof, and the sensing member 24 passes through the moving path on the sidewall of the first accommodating chamber 213 and is disposed toward the fixing plate 214. The sensor 25 is located on the fixed plate 214, specifically, two sensors 25 with different heights are symmetrically disposed on the fixed plate 214, and the positions of the sensors 25 correspond to the origin of the movable block 23 and the position of the movable block 23 propping against the box culvert respectively. The sensor 25 and the first driver 22 are connected to a controller. The setting of first chamber 213 that holds can make things convenient for the process of cable, makes the cable need not to set up in the outside of box culvert hoist, can protect the cable, also can reduce the length of cable.
The side of the lifting hook 1 far away from the movable block 23 is connected with a fixed seat 3 through a slewing bearing 4, and specifically, the fixed seat 3 and the side of the lifting hook 1 close to the fixed seat 3 are arranged in parallel. The fixed seat 3 is connected with a second driving piece 5, and the output end of the second driving piece 5 is meshed with the slewing bearing 4. Specifically, the slewing bearing 4 includes an outer ring 41 and an inner ring 42 that can rotate relatively, the outer ring 41 is connected with the hook 1, and the inner ring 42 is connected with the fixing base 3, so that the fixing base 3 and the hook 1 can rotate relatively. The second driving piece 5 is a motor and is connected with the controller, the output end of the second driving piece 5 is connected with a first rotating shaft 53, one end, close to the slewing bearing 4, of the first rotating shaft 53 is connected with a first gear 54, and the first gear 54 is meshed with the outer ring 41 of the slewing bearing 4, so that the second driving piece 5 can drive the outer ring 41 to rotate, and the lifting hook 1 is driven to rotate. The second driving piece 5 and the slewing bearing 4 are arranged, so that the box culvert lifting tool can drive the box culvert to rotate, and the box culvert lifting tool is suitable for adjusting the angle of the box culvert during installation or can be used for adjusting the angle of the box culvert through a tunnel during transportation. The side of the second driving piece 5 far away from the fixed seat 3 is provided with a rotation limit switch 51, the detection end of the rotation limit switch 51 is connected with a second rotation shaft 55, the second rotation shaft 55 is arranged towards the fixed seat 3, the end part of the second rotation shaft 55 is connected with a second gear 56, the first rotation shaft 53 passes through the second driving piece 5 to be arranged, one end of the first rotation shaft 53 close to the second rotation shaft 55 is connected with a third gear 57, the diameter of the third gear 57 is larger than that of the second gear 56, the third gear 57 and the second gear 56 are positioned on the same horizontal plane, the third gear 57 is meshed with the second gear 56, so that the first rotation shaft 53 can drive the third gear 57 to rotate, the third gear 57 drives the second gear 56 meshed with the third gear 57 to rotate, the second gear 56 drives the second rotation shaft 55 to enable the rotation limit switch 51 to detect the rotation angle of the first rotation shaft 53, the rotation limit switch 51 can detect the rotation angle of the lifting hook 1, one side of the rotation limit switch 51 far away from the fixed seat 3 is also connected with an absolute encoder 52, and the absolute encoder 52 and the rotation limit switch 51 can be connected with a controller and a controller to be arranged on the fixed plate. The controller is enabled to detect and control the rotation angle of the hook 1 by the arrangement of the rotation limit switch 51 and the absolute value encoder 52. The fixing seat 3 is also provided with a support rod 6, the whole support rod 6 is L-shaped, the corner is arc-shaped, and the end part of the support rod 6 is connected with a towing rope for winding and hanging a cable. In one embodiment, the fixing base 3 can be connected with a moving device, so that the box culvert lifting tool can rotate a certain angle for the box culvert and can drive the box culvert to move.
When the box culvert clamping device is used, the box culvert is clamped in the opening 12 of the lifting hook 1, then the first driving piece 22 drives the movable block 23 to move towards the box culvert, and when the sensor 25 detects that the sensing piece 24 moves in place, the movable block 23 is abutted against the box culvert, so that the box culvert is attached to the base plate 11 on the inner wall of the opening 12 of the lifting hook 1, and then the box culvert is fixed. When the box culvert needs to rotate by a certain angle, the second driving piece 5 drives the outer ring 41 of the slewing bearing 4 to rotate through the first rotating shaft 53 and the first gear 54, so that the lifting hook 1 is driven to rotate, and the rotation limit switch 51 and the absolute value encoder 52 can detect the rotation angle of the first rotating shaft 53 through the second rotating shaft 55 and the second gear 56, so that the rotation angle of the lifting hook 1 is detected until the box culvert rotates to a specified angle.
According to the box culvert lifting appliance, through the arrangement of the jacking component 2, the box culvert can be fixed between the movable block 23 and the lifting hook 1, so that the box culvert is prevented from sliding or even falling off on the lifting appliance, and the box culvert lifting appliance can be suitable for box culverts with various sizes. Through setting up second driving piece 5 and slewing bearing 4, make lifting hook 1 can drive the box culvert and rotate certain angle, and then adapt to multiple work demand.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A box culvert sling, comprising:
The lifting hook is provided with an opening at one side;
The jacking assembly comprises a support, a first driving piece and a movable block, wherein the support is connected with the lifting hook, the first driving piece is connected with the support, the telescopic end of the first driving piece is connected with the movable block, one side of the movable block is connected with an induction piece, a sensor is arranged on the support at a position corresponding to the moving path of the induction piece, and the sensor is connected with the first driving piece and the controller.
2. The box culvert sling according to claim 1, wherein: the support runs through the lifting hook sets up, the support includes first holding chamber, first driving piece with first holding chamber outer wall connection.
3. The box culvert sling according to claim 2, wherein: the first chamber inner wall that holds is equipped with the fixed plate perpendicularly, the response piece passes first chamber lateral wall that holds and orientation the fixed plate direction sets up, the sensor is located on the fixed plate.
4. The box culvert sling according to claim 2, wherein: the first holding chamber outer wall is equipped with the connecting seat, first driving piece pass through the connecting piece with the connecting seat is connected.
5. The box culvert sling according to claim 1, wherein: and a backing plate is arranged on the inner wall of the opening of the lifting hook.
6. The box culvert sling according to claim 1, wherein: one side of the lifting hook, which is far away from the movable block, is connected with a fixed seat through a slewing bearing, a second driving piece is connected to the fixed seat, and the output end of the second driving piece is meshed with the slewing bearing.
7. The box culvert sling of claim 6, wherein: the slewing bearing comprises an outer ring and an inner ring, wherein the outer ring is connected with the lifting hook, and the inner ring is connected with the fixing seat.
8. The box culvert sling of claim 7, wherein: the output end of the second driving piece is connected with a first rotating shaft, one end, close to the slewing bearing, of the first rotating shaft is connected with a first gear, and the first gear is meshed with the outer ring.
9. The box culvert sling of claim 8, wherein: the rotary limit switch is arranged on one side of the second driving piece, a second rotating shaft is connected to the detection end of the rotary limit switch, a second gear is connected to the end portion of the second rotating shaft, a third gear is connected to the first rotating shaft, the second gear is meshed with the third gear, an absolute value encoder is connected to one side of the rotary limit switch, and the rotary limit switch and the absolute value encoder are connected with the controller.
10. The box culvert sling of claim 6, wherein: the fixing seat is provided with a supporting rod, and the end part of the supporting rod is connected with a towing rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759723.7U CN220926035U (en) | 2023-10-13 | 2023-10-13 | Box culvert lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759723.7U CN220926035U (en) | 2023-10-13 | 2023-10-13 | Box culvert lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220926035U true CN220926035U (en) | 2024-05-10 |
Family
ID=90967673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322759723.7U Active CN220926035U (en) | 2023-10-13 | 2023-10-13 | Box culvert lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220926035U (en) |
-
2023
- 2023-10-13 CN CN202322759723.7U patent/CN220926035U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |