CN215558661U - Automatic locking device for fixing lifting equipment - Google Patents
Automatic locking device for fixing lifting equipment Download PDFInfo
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- CN215558661U CN215558661U CN202122281654.4U CN202122281654U CN215558661U CN 215558661 U CN215558661 U CN 215558661U CN 202122281654 U CN202122281654 U CN 202122281654U CN 215558661 U CN215558661 U CN 215558661U
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Abstract
The utility model relates to the technical field of automatic locking devices, in particular to an automatic locking device for fixing lifting equipment, which comprises a base, wherein two sides of the top end of the base are provided with brackets, and rotating rods are connected between the brackets through bearings; the locking mechanism comprises an extension plate, the locking mechanism is located on one side of the top end of the base, the extension plate is fixed on one side of the top end of the base, a sleeve is movably connected to the inner wall of the extension plate, a rotating handle is fixed on the outer side of the sleeve, a movable groove is formed in the inner wall of the inner side of the sleeve, a first spring is welded to the inner wall of the movable groove, a positioning block is welded to the other end of the first spring, an insertion rod is fixed to the other side of the positioning block, and the other end of the insertion rod is fixed to the rotating rod. The utility model has flexible structure and convenient operation, does not need the staff to use other auxiliary equipment again to lock the rotating rod, thereby greatly reducing the working difficulty of the staff.
Description
Technical Field
The utility model relates to the technical field of automatic locking devices, in particular to an automatic locking device for fixing lifting equipment.
Background
The lifting equipment realizes the up-and-down conveying of objects through the ascending and descending actions, and along with the continuous development of modern society, the lifting equipment is widely applied to the life of people and plays an important role.
The existing lifting equipment cannot lock the counter-rotating handle in time after ascending and descending, and a worker needs to lock the counter-rotating handle again by using a bolt or other tools, so that the operation difficulty of the worker is increased, and the table top and the equipment on the existing lifting equipment are in an integrated structure, so that the lifting equipment is inconvenient to detach and install, and therefore an automatic locking device for fixing the lifting equipment is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned problems, an object of the present invention is to provide an automatic locking device for fixing a lifting device, which solves the problem of the prior art that the handle cannot be locked in time after the lifting device is lifted and lowered.
In order to achieve the purpose, the utility model provides the following technical scheme: an automatic locking device for fixing a lifting device comprises:
the device comprises a base, wherein supports are arranged on two sides of the top end of the base, and rotating rods are connected between the supports through bearings;
the locking mechanism comprises a support plate, the locking mechanism is positioned on one side of the top end of the base, the support plate is fixed on one side of the top end of the base, a sleeve is movably connected to the inner wall of the support plate, a rotating handle is fixed on the outer side of the sleeve, a movable groove is formed in the inner wall of the inner side of the sleeve, a first spring is welded to the inner wall of the movable groove, a positioning block is welded to the other end of the first spring, an insertion rod is fixed to the other side of the positioning block, the other end of the insertion rod is fixed to the rotating rod, connecting blocks are fixed to the upper portion and the lower portion of the inner side of the sleeve, fixed blocks are fixed to the outer side of the connecting blocks, grooves are formed in the inner side of the support plate at equal intervals, and the fixed blocks are inserted into the inner walls of the grooves;
the mounting mechanism is positioned at the bottom end of the table top and comprises a bottom plate.
Preferably, the upper side and the lower side of the positioning block are both fixed with first sliding blocks, and the upper side and the lower side of the inner wall of the movable groove are both provided with slideways matched with the first sliding blocks.
Preferably, first conical gears are fixed on the outer surfaces of the rotating rods at equal intervals, second conical gears are meshed with the outer surfaces of the top ends of the first conical gears, rotary drums are fixed at the top ends of the two groups of second conical gears and movably connected with the inner wall of the top end of the support through bearings, screw rods are fixed at the top ends of the two groups of rotary drums, sleeve blocks are connected with the outer surfaces of the screw rods through threads, a table top is arranged between the two groups of sleeve blocks, limit blocks are arranged on the outer sides of the sleeve blocks, sliding rods penetrate through the inner parts of the two groups of limit blocks, the bottom ends of the sliding rods are fixed on the outer wall of the top end of the support, a bottom plate is fixed between the bottom ends of the two groups of sleeve blocks, a channel is formed in the middle of the bottom end of the bottom plate, moving rods are arranged on two sides of the inner wall of the channel, second springs are welded between the moving rods, clamping grooves are formed in the inner wall of the bottom end of the table top, oblique inserting blocks are inserted in two sides of the inner wall of the clamping grooves, the bottom ends of the two groups of inclined insertion blocks are fixed with the top end of the movable rod, and push rods are fixed on the outer side of the bottom end of the movable rod.
Preferably, the two sides of the inner wall of the clamping groove are provided with triangular blocks, and the triangular blocks are attached to the inclined insertion blocks.
Preferably, the outer ends of the two groups of push rods are both fixed with push blocks, and the outer sides of the push blocks are both glued with convex pads.
Preferably, the bottom plate bottom both sides have all been seted up the spout, and the installation is two sets of the spout inner wall all sliding connection has the second slider, and second slider bottom mounting is at ejector pad top outer wall.
Compared with the prior art, the utility model has the beneficial effects that:
1. the automatic locking device for fixing the lifting equipment is provided with the locking mechanism, the sleeve can move inwards by pushing the rotating handle inwards, so that the fixed block is fixed, the rotating handle can be rotated at the moment, the sleeve drives the inserting rod and the rotating rod to rotate together, the height of the lifting equipment is adjusted, after the adjustment action is finished, the rotating handle is loosened, and the sleeve, the connecting block and the fixed block return to the initial position again under the elastic action of the first spring at the moment, so that the automatic locking of the lifting equipment is realized;
2. the automatic locking device for fixing the lifting equipment is provided with the mounting mechanism, the table top can be rapidly mounted by the aid of the base plate, the channel, the moving rod, the second spring, the inclined insertion block, the push rod and the push block, the push rod drives the moving rod and the inclined insertion block to move simultaneously by pinching the push block inwards, the table top is placed above the base plate, the inclined insertion block is inserted into the clamping groove, the push block is loosened, and the table top and the base plate can be successfully mounted under the elastic action of the second spring, so that the automatic locking device is flexible to operate and firm in structure.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic left side cross-sectional view of a portion of the support plate of FIG. 1 in accordance with the present invention;
fig. 4 is an enlarged view of the structure at B in fig. 1 according to the present invention.
In the figure: 1. a base; 2. a support; 3. a rotating rod; 4. a first bevel gear; 5. a second bevel gear; 6. a rotating drum; 7. a screw; 8. sleeving blocks; 9. a limiting block; 10. a slide bar; 11. a support plate; 12. a sleeve; 13. turning a handle; 14. a first spring; 15. positioning blocks; 16. inserting a rod; 17. connecting blocks; 18. a fixed block; 19. grooving; 21. a base plate; 22. a channel; 23. a travel bar; 24. a second spring; 25. obliquely inserting the blocks; 26. a push rod; 27. and (7) pushing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: an automatic locking device for fixing a lifting device comprises:
the device comprises a base 1, wherein two sides of the top end of the base 1 are provided with brackets 2, and rotating rods 3 are connected between the brackets 2 through bearings;
the locking mechanism comprises a support plate 11, the locking mechanism is positioned on one side of the top end of the base 1, the support plate 11 is fixed on one side of the top end of the base 1, and the inner wall of the support plate 11 is movably connected with a sleeve 12, a rotating handle 13 is fixed at the outer side of the sleeve 12, and the inner wall of the inner side of the sleeve 12 is provided with a movable groove, the inner wall of the movable groove is welded with a first spring 14, a positioning block 15 is welded at the other end of the first spring 14, an insertion rod 16 is fixed at the other side of the positioning block 15, the other end of the inserted link 16 is fixed with the rotating rod 3, the upper and lower parts of the inner side of the sleeve 12 are fixed with connecting blocks 17, fixing blocks 18 are fixed on the outer sides of the connecting blocks 17, slots 19 are formed in the inner sides of the support plates 11 at equal intervals, the fixing blocks 18 are inserted into the inner walls of the slots 19, the mechanism has flexible structure and convenient operation, does not need the staff to use other auxiliary equipment again to lock the rotating rod 3, thereby greatly reducing the working difficulty of the staff;
the mounting mechanism is positioned at the bottom end of the table top and comprises a bottom plate 21.
The upper side and the lower side of the positioning block 15 are both fixed with first sliding blocks, the upper side and the lower side of the inner wall of the movable groove are both provided with sliding ways matched with the first sliding blocks, and the insertion rod 16 is more convenient to move in the movable groove by being provided with the first sliding blocks and the sliding ways.
First conical gears 4 are fixed on the outer surfaces of the rotating rods 3 at equal intervals, second conical gears 5 are meshed on the outer surfaces of the top ends of the first conical gears 4, rotary drums 6 are fixed on the top ends of the two groups of second conical gears 5, the rotary drums 6 are movably connected with the inner walls of the top ends of the supports 2 through bearings, screw rods 7 are fixed on the top ends of the two groups of rotary drums 6, sleeve blocks 8 are connected with the outer surfaces of the screw rods 7 through threads, a table top is arranged between the two groups of sleeve blocks 8, limit blocks 9 are arranged on the outer sides of the sleeve blocks 8, slide rods 10 penetrate through the two groups of limit blocks 9, the bottom ends of the slide rods 10 are fixed on the outer walls of the top ends of the supports 2, a bottom plate 21 is fixed between the bottom ends of the two groups of sleeve blocks 8, a channel 22 is formed in the middle of the bottom end of the bottom plate 21, moving rods 23 are arranged on the two sides of the inner walls of the channel 22, second springs 24 are welded between the moving rods 23, and clamping grooves are formed in the inner walls of the bottom ends of the table top, oblique inserted block 25 is all inserted to draw-in groove inner wall both sides, and two sets of oblique inserted block 25 bottoms all are fixed mutually with the carriage release lever 23 top, and the carriage release lever 23 bottom outside all is fixed with push rod 26, and this mechanism can be quick installs the mesa to flexible operation, sound construction.
Draw-in groove inner wall both sides all are provided with three hornblocks, and three hornblocks and insert the piece 25 mutually to one side and laminate mutually through being provided with three hornblocks and insert the piece 25 mutually to one side for insert more stable when establishing in the draw-in groove to one side by insert piece 25.
The outer ends of the two groups of push rods 26 are all fixed with push blocks 27, and the outer sides of the push blocks 27 are all glued with convex pads, so that when the working personnel push the push blocks 27, the hands can be protected.
The bottom plate 21 bottom both sides have all been seted up the spout, and the equal sliding connection of two sets of spout inner walls of installation has the second slider, and the second slider bottom mounting is at ejector pad 27 top outer wall, through being provided with spout and second slider, can effectual improvement ejector pad 27 and the stability of push rod 26 during the removal.
The working principle is as follows: when the rotating rod 3 needs to be rotated, the rotating handle 13 is pushed inwards at first, so that the sleeve 12 can move inwards, the connecting block 17 drives the fixing block 18 to be released from fixing, then the rotating handle 13 can be rotated, the sleeve 12 drives the inserting rod 16 and the rotating rod 3 to rotate together, the height adjustment of the lifting equipment is realized, after the adjustment action is finished, the rotating handle 13 is loosened, and the sleeve 12, the connecting block 17 and the fixing block 18 return to the initial position again under the elastic action of the first spring 14, so that the rotating rod 3 is locked;
when the table top and the bottom plate 21 need to be installed, the push block 27 is first pushed inwards, so that the push rod 26 drives the moving rod 23 and the inclined insertion block 25 to move simultaneously, then the table top is placed above the bottom plate 21, the inclined insertion block 25 is inserted into the clamping groove at the moment, then the push block 27 is loosened, under the elastic action of the second spring 24, the moving rod 23 drives the inclined insertion block 25 and the triangular block to be attached to each other, at the moment, the table top and the bottom plate 21 are successfully installed, and the operation is finished.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a fixed automatic locking device that uses of lifting equipment which characterized in that includes:
the device comprises a base (1), wherein two sides of the top end of the base (1) are provided with brackets (2), and rotating rods (3) are connected between the brackets (2) through bearings;
the locking mechanism comprises a support plate (11), the locking mechanism is positioned on one side of the top end of the base (1), the support plate (11) is fixed on one side of the top end of the base (1), and the inner wall of the support plate (11) is movably connected with a sleeve (12), a rotating handle (13) is fixed at the outer side of the sleeve (12), and the inner wall of the inner side of the sleeve (12) is provided with a movable groove, the inner wall of the movable groove is welded with a first spring (14), a positioning block (15) is welded at the other end of the first spring (14), an insertion rod (16) is fixed at the other side of the positioning block (15), the other end of the inserted bar (16) is fixed with the rotating bar (3), the upper and lower parts of the inner side of the sleeve (12) are fixed with connecting blocks (17), fixing blocks (18) are fixed on the outer sides of the connecting blocks (17), grooves (19) are formed in the inner sides of the support plates (11) at equal intervals, and the fixing blocks (18) are inserted into the inner walls of the grooves (19);
a mounting mechanism located at the bottom end of the table top, the mounting mechanism including a base plate (21).
2. The automatic locking device for fixing the lifting equipment according to claim 1, wherein: first sliding blocks are fixed on the upper side and the lower side of the positioning block (15), and sliding ways matched with the first sliding blocks are arranged on the upper side and the lower side of the inner wall of the movable groove.
3. The automatic locking device for fixing the lifting equipment according to claim 1, wherein: the outer surface of the rotating rod (3) is fixed with first conical gears (4) at equal intervals, the outer surface of the top end of each first conical gear (4) is meshed with second conical gears (5), the top ends of the two groups of second conical gears (5) are fixed with rotating drums (6), the rotating drums (6) are movably connected with the inner wall of the top end of the support (2) through bearings, the top ends of the two groups of rotating drums (6) are fixed with screws (7), the outer surfaces of the screws (7) are connected with sleeve blocks (8) through threads, a table top is arranged between the two groups of sleeve blocks (8), the outer sides of the sleeve blocks (8) are provided with limit blocks (9), slide rods (10) penetrate through the inner parts of the two groups of limit blocks (9), the bottom ends of the slide rods (10) are fixed on the outer wall of the top end of the support (2), a bottom plate (21) is fixed between the bottom ends of the two groups of sleeve blocks (8), and a channel (22) is formed in the middle part of the bottom end of the bottom plate (21), passageway (22) inner wall both sides all are provided with carriage release lever (23), and all weld between carriage release lever (23) has second spring (24), the draw-in groove has all been seted up to mesa bottom inner wall, draw-in groove inner wall both sides all are inserted and are equipped with oblique inserted block (25), and are two sets of inserted block (25) bottom is all fixed mutually with carriage release lever (23) top to one side, and carriage release lever (23) bottom outside all is fixed with push rod (26).
4. The automatic locking device for fixing the lifting equipment according to claim 3, wherein: the two sides of the inner wall of the clamping groove are provided with three blocks, and the three blocks are attached to the oblique inserting blocks (25).
5. The automatic locking device for fixing the lifting equipment according to claim 3, wherein: the outer ends of the two groups of push rods (26) are both fixed with push blocks (27), and the outer sides of the push blocks (27) are both glued with convex pads.
6. The automatic locking device for fixing the lifting equipment according to claim 3, wherein: the bottom plate (21) bottom both sides all have seted up the spout, and are two sets of the spout inner wall all sliding connection has the second slider, and second slider bottom mounting is at ejector pad (27) top outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281654.4U CN215558661U (en) | 2021-09-22 | 2021-09-22 | Automatic locking device for fixing lifting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281654.4U CN215558661U (en) | 2021-09-22 | 2021-09-22 | Automatic locking device for fixing lifting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215558661U true CN215558661U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122281654.4U Active CN215558661U (en) | 2021-09-22 | 2021-09-22 | Automatic locking device for fixing lifting equipment |
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| CN (1) | CN215558661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939751A (en) * | 2022-05-08 | 2022-08-26 | 中建七局第四建筑有限公司 | Large-section steel box girder assembling and welding device and using method thereof |
-
2021
- 2021-09-22 CN CN202122281654.4U patent/CN215558661U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939751A (en) * | 2022-05-08 | 2022-08-26 | 中建七局第四建筑有限公司 | Large-section steel box girder assembling and welding device and using method thereof |
| CN114939751B (en) * | 2022-05-08 | 2023-09-26 | 中建七局第四建筑有限公司 | Large-section steel box girder assembling and welding device and application method thereof |
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