CN211998713U - Crowbar convenient to adjust - Google Patents
Crowbar convenient to adjust Download PDFInfo
- Publication number
- CN211998713U CN211998713U CN202020451731.9U CN202020451731U CN211998713U CN 211998713 U CN211998713 U CN 211998713U CN 202020451731 U CN202020451731 U CN 202020451731U CN 211998713 U CN211998713 U CN 211998713U
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- China
- Prior art keywords
- movable rod
- crowbar
- plate
- shaped plate
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000011324 bead Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses a crowbar of convenient regulation, including the pinch plate, first movable rod, second movable rod and connecting device, first movable rod and second movable rod respectively with connecting device swing joint, first movable rod one end and pinch plate fixed connection, connecting device include the shell, articulated in the shell have a gear, first movable rod and second movable rod all run through the shell and set up in the gear both sides, are provided with the latch on first movable rod and the second movable rod respectively, the latch sets up in being close to gear one side, the shell outside is provided with locking device. The crowbar is adjustable in length, can be adjusted according to the using condition, improves the using convenience and saves strength.
Description
Technical Field
The utility model belongs to the technical field of the crowbar, concretely relates to convenient crowbar of adjusting.
Background
The crowbar is a tool which utilizes the lever principle to enable a heavy object to overcome the gravity and lift the heavy object from the ground and generate displacement. The crowbar is widely applied to the fields of railways, buildings and the like, does not need to be nailed and padded when in use, can be directly inserted between two objects connected by nails, separates the two objects, improves the work efficiency by using the crowbar, and achieves the purposes of safety, time saving, labor saving and high efficiency.
However, in practical use of the conventional crowbar, the length of the crowbar is fixed, so that a large amount of labor is required to be consumed when a large-sized object is used, and the operation is inconvenient, thereby reducing the efficiency.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model provides a crowbar of convenient regulation, this crowbar can effectively solve the problem of the fixed crowbar length that current crowbar exists, inconvenient operation.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem:
the utility model provides a crowbar of convenient regulation, including the crow plate, first movable rod, second movable rod and connecting device, first movable rod and second movable rod respectively with connecting device swing joint, first movable rod one end and crow plate fixed connection, connecting device includes the shell, it has the gear to articulate in the shell, first movable rod and second movable rod all run through the shell and set up in the gear both sides, be provided with the latch on first movable rod and the second movable rod respectively, the latch sets up in being close to gear one side, the shell outside is provided with locking device.
The beneficial effect that above-mentioned scheme produced does: the first movable rod and the pry plate are welded into a whole, the sections of the first movable rod and the second movable rod are rectangular, the first movable rod and the second movable rod are equal in length, the section of the shell is also rectangular, the gear is movably connected with the shell, the latch is meshed with the gear, when the device is used, an operator grasps the shell by one hand and opens the locking device, the second movable rod is stretched towards one side away from the pry plate by the other hand, the gear is driven in the process of stretching the second movable rod due to the fact that the second movable rod is meshed with the gear through the latch, the first movable rod is pushed out in the opposite direction while the gear rotates, the overlapped part of the first movable rod and the second movable rod is gradually shortened, the overall length of the pry bar is increased, when the length is proper, the locking device is loosened, the gear is fixed through the locking device, and after the gear is fixed, the first movable rod and the second movable rod are tightly locked, at the moment, the prying plate is inserted between the two objects, and then the second movable rod is pressed downwards to complete the prying operation. The device has simple structure, can quickly adjust the length of the crowbar, is convenient to pry and saves strength.
Furtherly, the sled board includes wedge and riser, riser and the perpendicular setting of wedge and fixed connection, first movable rod and riser fixed connection.
The beneficial effect that above-mentioned scheme produced does: wedge-shaped plate and riser welding are as an organic whole, and the riser is integrative with first movable rod welding position, is provided with the sled board, can increase the area of contact with ground, stability when improving the sled, and then improve the sled speed, sparingly strength.
Furthermore, both ends fixedly connected with shaft of wedge-shaped plate is provided with wheel and bolt on the shaft.
The beneficial effect that above-mentioned scheme produced does: shaft and wedge board welding are as an organic whole, and the wheel cover is located epaxial, and the free end of shaft is provided with the jack, inserts the bolt in the jack for carry out spacing effect to the wheel, avoid the wheel to drop, be provided with the wheel, conveniently remove and insert the device, during the use, push the wedge board through the wheel between two panels can, improve the convenience when inserting.
Furthermore, locking device includes locking wheel and L shaped plate, and the gear both sides are provided with the pivot, and the pivot runs through shell and locking wheel fixed connection, is provided with fixed plate and dead lever on the shell, passes through spring coupling between the free end of the major axis of L shaped plate and the fixed plate, and the free end of L shaped plate minor axis sets up in locking wheel upper portion, and the dead lever runs through L shaped plate and with L shaped plate swing joint.
The beneficial effect that above-mentioned scheme produced does: the pivot is as an organic whole with the gear welding, the pivot passes through the bearing with the shell and is connected, the pivot still is integrative with locking wheel welding position, be provided with a plurality of locking latches on the locking wheel, the spring welds as an organic whole with L shaped plate and fixed plate respectively, L shaped plate passes through bearing swing joint with the dead lever, the L shaped plate uses the dead lever to rotate as the axle, in use, the operator presses the free end of L shaped plate major axis, compress the spring, L shaped plate stub axle just separates with the locking wheel, at this moment, the gear alright rotate, can adjust the relative position of first movable rod and second movable rod, loosen the pressing to the L shaped plate, under the elastic action of spring, the free end of L shaped plate major axis upwards moves, L shaped plate stub axle just moves down, the joint is in the locking latch of locking wheel, the realization is fixed the purpose with the gear, the device simple structure, and convenient operation.
Further, the tip of second movable rod is provided with the handle, and the handle sets up in keeping away from pinch plate one end.
The beneficial effect that above-mentioned scheme produced does: handle and second movable rod welding are as an organic whole, are provided with the handle, conveniently press and play the sled operation, improve the convenience of using.
Furthermore, all be provided with the bead on first movable rod and the second movable rod, be provided with the spout on the shell inner wall, the bead sets up in the spout.
The beneficial effect that above-mentioned scheme produced does: the bead sets up the bead in the spout with first movable rod and second movable rod integrated into one piece respectively, spout and shell integrated into one piece, carries on spacingly to first movable rod and second movable rod through spout and bead, improves the stability of first movable rod and second movable rod removal in-process position, and then improves the result of use.
Furthermore, a first fixing ring is fixedly connected to the first movable rod, and a sliding groove is formed in the position, corresponding to the convex edge, of the first fixing ring.
Furthermore, a second fixing ring is fixedly connected to the second movable rod, and a sliding groove is formed in the position, corresponding to the convex edge, of the second fixing ring.
The beneficial effect that above-mentioned scheme produced does: first solid fixed ring and the solid fixed ring of second are the rectangular ring, first solid fixed ring and first movable rod integrated into one piece, solid fixed ring of second and second movable rod integrated into one piece, the bead on the first movable rod sets up in the intramural spout of second fixed ring, the bead on the second movable rod sets up in the intramural spout of second fixed ring, carry on spacingly through first fixed ring to the second dead lever, carry on spacingly through the second fixed ring to first dead lever, and then improve the result of use.
To sum up, the utility model has the advantages of it is following:
1. this crowbar is provided with the latch including the crow plate of taking the wheel, first movable rod and second movable rod on first movable rod and the second movable rod, is provided with the gear between the two, and the latch meshes with the gear mutually, in the use, when tensile first movable rod, under the effect of gear, can release the second movable rod automatically, realizes the purpose of extension crowbar length, and then improves the effect of playing the sled, still can save strength.
2. The shell is provided with locking device outward, and locking device includes fixed plate, spring, L shaped plate, locking wheel and dead lever, is connected fixed plate and L shaped plate through the spring, dead lever and L shaped plate swing joint, and the L shaped plate uses the dead lever to rotate as the axle, carries out the joint to the locking wheel through the L shaped plate, and is fixed with the locking wheel, further realizes the purpose with gear locking, this simple structure, and convenient operation can the length of quick adjustment crowbar.
Drawings
FIG. 1 is a schematic side view of the apparatus;
FIG. 2 is a side cross-sectional view of the housing;
FIG. 3 is a schematic top view of the apparatus;
FIG. 4 is a top cross-sectional view of the housing;
FIG. 5 is a front view of the pry plate;
wherein, 1, a crow plate; 2. a first movable bar; 3. a second movable bar; 4. a housing; 5. a gear; 6. clamping teeth; 7. a wedge plate; 8. a vertical plate; 9. a wheel axle; 10. a wheel; 11. a bolt; 12. a locking wheel; 13. an L-shaped plate; 14. a rotating shaft; 15. a fixing plate; 16. fixing the rod; 17. a spring; 18. a handle; 19. a rib; 20. a chute; 21. a first retaining ring; 22. a second retaining ring.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
In an embodiment of the utility model, as shown in fig. 1-5, provide a crowbar of convenient regulation, including crow plate 1, first movable rod 2, second movable rod 3 and connecting device, optimally, crow plate 1 includes wedge 7 and riser 8, riser 8 and the perpendicular setting of wedge 7 and fixed connection, first movable rod 2 and riser 8 fixed connection. Optimally, both ends of the wedge-shaped plate 7 are fixedly connected with wheel shafts 9, and wheels 10 and bolts 11 are arranged on the wheel shafts 9. Preferably, the end of the second movable bar 3 is provided with a handle 18, and the handle 18 is arranged at one end far away from the pry plate 1.
First movable rod 2 and second movable rod 3 respectively with connecting device swing joint, 2 one end of first movable rod and 1 fixed connection of pinch plate, connecting device includes shell 4, it has gear 5 to articulate in the shell 4, first movable rod 2 and second movable rod 3 all run through shell 4 and set up in gear 5 both sides, be provided with latch 6 on first movable rod 2 and the second movable rod 3 respectively, latch 6 sets up in being close to gear 5 one side, the shell 4 outside is provided with locking device. Optimally, the locking device comprises a locking wheel 12 and an L-shaped plate 13, rotating shafts 14 are arranged on two sides of the gear 5, the rotating shafts 14 penetrate through the shell 4 and are fixedly connected with the locking wheel 12, a fixing plate 15 and a fixing rod 16 are arranged on the shell 4, the free end of the long shaft of the L-shaped plate 13 is connected with the fixing plate 15 through a spring 17, the free end of the short shaft of the L-shaped plate 13 is arranged on the upper portion of the locking wheel 12, and the fixing rod 16 penetrates through the L-shaped plate 13 and is movably connected with the L.
Optimally, the first movable rod 2 and the second movable rod 3 are both provided with a convex edge 19, the inner wall of the shell 4 is provided with a sliding groove 20, and the convex edge 19 is arranged in the sliding groove 20. Preferably, the first movable rod 2 is fixedly connected with a first fixing ring 21, and a sliding groove 20 is also arranged on the first fixing ring 21 at a position corresponding to the protruding rib 19. Preferably, the second movable rod 3 is fixedly connected with a second fixing ring 22, and the second fixing ring 22 is also provided with a sliding groove 20 at a position corresponding to the protruding rib 19.
The use process of the device is as follows: when the gear fixing device is used, an operator grasps the shell 4 with one hand and presses the free end of the long shaft of the L-shaped plate 13 downwards with the thumb, the second movable rod 3 is stretched towards one side away from the prying plate 1 with the other hand, in the process of stretching the second movable rod 3, the first movable rod 2 is pushed out in the opposite direction, the overlapped part of the first movable rod 2 and the second movable rod 3 is gradually shortened, the whole length of the prying bar is increased, after the length is proper, the pressing on the L-shaped plate 13 is loosened, the free end of the short shaft of the L-shaped plate 13 is inserted into the latch of the locking wheel 12, the locking wheel 12 is fixed, the gear 5 is further fixed, after the gear 5 is fixed, the first movable rod 2 and the second movable rod 3 are locked and fixed, at the moment, the handle 18 is held, the prying plate 1 is inserted between two objects, and then the second movable rod 3 is pressed downwards, so that the prying operation.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (8)
1. The utility model provides a crowbar of convenient regulation, its characterized in that, includes crow plate (1), first movable rod (2), second movable rod (3) and connecting device, first movable rod (2) and second movable rod (3) respectively with connecting device swing joint, first movable rod (2) one end with crow plate (1) fixed connection, connecting device includes shell (4), it has gear (5) to articulate in shell (4), first movable rod (2) and second movable rod (3) all run through shell (4) and set up in gear (5) both sides, be provided with latch (6) on first movable rod (2) and second movable rod (3) respectively, latch (6) set up in being close to gear (5) one side, the shell (4) outside is provided with locking device.
2. The crowbar with convenient adjustment as claimed in claim 1, wherein the crowbar (1) comprises a wedge-shaped plate (7) and a vertical plate (8), the vertical plate (8) is perpendicular to the wedge-shaped plate (7) and is fixedly connected with the wedge-shaped plate, and the first movable rod (2) is fixedly connected with the vertical plate (8).
3. The crowbar convenient for adjustment as claimed in claim 2, wherein the wedge-shaped plate (7) is fixedly connected with wheel shafts (9) at both ends, and the wheel shafts (9) are provided with wheels (10) and bolts (11).
4. The crowbar convenient for adjustment as claimed in claim 1, wherein the locking device comprises a locking wheel (12) and an L-shaped plate (13), rotating shafts (14) are arranged on two sides of the gear (5), the rotating shafts (14) penetrate through the housing (4) and are fixedly connected with the locking wheel (12), a fixing plate (15) and a fixing rod (16) are arranged on the housing (4), the free end of the long shaft of the L-shaped plate (13) is connected with the fixing plate (15) through a spring (17), the free end of the short shaft of the L-shaped plate (13) is arranged on the upper portion of the locking wheel (12), and the fixing rod (16) penetrates through the L-shaped plate (13) and is movably connected with the L-shaped plate (13).
5. The crowbar with convenient adjustment according to claim 1 is characterized in that the end of the second movable bar (3) is provided with a handle (18), and the handle (18) is arranged at the end far away from the crow plate (1).
6. The crowbar with convenient adjustment according to claim 1 is characterized in that the first movable rod (2) and the second movable rod (3) are provided with a rib (19), the inner wall of the housing (4) is provided with a sliding groove (20), and the rib (19) is arranged in the sliding groove (20).
7. The crowbar with convenient adjustment according to claim 6 is characterized in that a first fixing ring (21) is fixedly connected to the first movable bar (2), and the sliding groove (20) is also arranged on the first fixing ring (21) at the position corresponding to the rib (19).
8. The crowbar with convenient adjustment according to claim 7 is characterized in that a second fixed ring (22) is fixedly connected to the second movable bar (3), and the sliding groove (20) is also arranged on the second fixed ring (22) at the position corresponding to the convex rib (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451731.9U CN211998713U (en) | 2020-03-31 | 2020-03-31 | Crowbar convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451731.9U CN211998713U (en) | 2020-03-31 | 2020-03-31 | Crowbar convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211998713U true CN211998713U (en) | 2020-11-24 |
Family
ID=73421499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020451731.9U Expired - Fee Related CN211998713U (en) | 2020-03-31 | 2020-03-31 | Crowbar convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211998713U (en) |
-
2020
- 2020-03-31 CN CN202020451731.9U patent/CN211998713U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |