CN220033881U - Self-adaptive screw jack supporting angle adjusting device - Google Patents
Self-adaptive screw jack supporting angle adjusting device Download PDFInfo
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- CN220033881U CN220033881U CN202321334575.8U CN202321334575U CN220033881U CN 220033881 U CN220033881 U CN 220033881U CN 202321334575 U CN202321334575 U CN 202321334575U CN 220033881 U CN220033881 U CN 220033881U
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- 238000005096 rolling process Methods 0.000 abstract 1
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- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
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Abstract
The utility model provides a device for adaptively adjusting a supporting angle of a screw jack, and belongs to the technical field of hoisting equipment. The self-adaptive screw jack supporting angle adjusting device comprises a screw jack structure and a supporting angle structure. The screw jack structure comprises a screw jack and a connecting plate, the connecting plate is fixed at the output end of the screw jack, the supporting angle structure comprises a supporting piece, a supporting plate and a dragging seat, the supporting piece is installed on the connecting plate, the supporting plate is installed on the supporting piece through a first fixing piece, a sphere is fixed on the top surface of the supporting plate, and the dragging seat is installed on the sphere through a second fixing piece. The utility model can change the contact area with the lifting object along with the change of the inclination angle of the lifting object when the rolling screw jack works, thereby reducing the phenomenon of stress concentration and ensuring safer use.
Description
Technical Field
The utility model relates to the technical field of hoisting equipment, in particular to a device for adaptively adjusting a supporting angle of a screw jack.
Background
Screw jacks refer to small and light lifting devices that use a rigid jacking member as the working device to jack up a weight through a small stroke of a top bracket or bottom jaw. The screw jack is mainly used for departments such as factories and mines, transportation and the like to repair vehicles and work such as other lifting and supporting. The structure is light, firm, flexible and reliable, and can be carried and operated by one person.
At present, screw jacks are commonly used small-sized hoisting equipment, and when the jack is lifted, the contact surface between a top bracket of the screw jack and a lifting object is reduced due to the change of the inclination angle of the lifting object, so that the stress concentration phenomenon occurs on the top surface of the bracket, and therefore, an adaptive adjustment screw jack supporting angle device is required to be provided.
Disclosure of Invention
In order to overcome the defects, the utility model provides a self-adaptive supporting angle adjusting device for a screw jack, which aims to solve the problem that when the screw jack is lifted, the contact surface between a top bracket of the screw jack and a lifting object is reduced due to the change of the inclination angle of the lifting object, so that the stress concentration phenomenon occurs on the top surface of the bracket.
The utility model is realized in the following way:
the utility model provides a device for adaptively adjusting a supporting angle of a screw jack, which comprises a screw jack structure and a supporting angle structure.
The screw jack structure comprises a screw jack and a connecting plate, the connecting plate is fixed at the output end of the screw jack, the supporting angle structure comprises a supporting piece, a supporting plate and a dragging seat, the supporting piece is installed on the connecting plate, the supporting plate is installed on the supporting piece through a first fixing piece, a sphere is fixed on the top surface of the supporting plate, and the dragging seat is installed on the sphere through a second fixing piece.
In one embodiment of the utility model, the supporting member comprises two bottom plates and two clamping plates, wherein the two bottom plates are symmetrically clamped at the output end of the screw jack, the two bottom plates are positioned below the connecting plate, and the two clamping plates are symmetrically clamped at two sides of the connecting plate.
In one embodiment of the utility model, one side of each of the two bottom plates is provided with a first clamping groove matched with the output end of the screw jack, the first clamping grooves are clamped on two sides of the output end of the screw jack, one side of each of the two clamping plates is provided with a second clamping groove matched with the connecting plate, the second clamping grooves are clamped on two sides of the connecting plate, and the bottom plates and the interiors of the clamping plates are correspondingly provided with first nail holes.
In one embodiment of the utility model, a second nail hole matched with the first nail hole is formed in the supporting plate.
In one embodiment of the present utility model, the first fixing member includes a first bolt and a first nut, the first bolt penetrates the second nail hole and the first nail hole correspondingly, and the first nut is connected to the end of the first bolt in a threaded manner.
In one embodiment of the utility model, the mop seat comprises two top plates, wherein clamping grooves matched with the spheres are formed on one sides of the two top plates, the clamping grooves are in sliding clamping connection with the spheres, third nail holes are correspondingly formed in two sides of the two top plates, and the third nail holes are positioned on two sides of the clamping grooves.
In one embodiment of the utility model, a limit bump is formed on one side of the top plate, the limit bump is located above the third nail hole, a limit groove matched with the limit bump is formed on one side of the other top plate, and the limit bump is clamped in the limit groove.
In one embodiment of the present utility model, the second fixing member includes a second bolt and a second nut, the second bolt correspondingly penetrates the third nail hole, and the second nut is screwed on the end of the second bolt.
The beneficial effects of the utility model are as follows: according to the self-adaptive supporting angle adjusting device for the screw jack, which is obtained through the design, when the self-adaptive supporting angle adjusting device is used, the screw jack works to drive the supporting angle structure to move upwards, when the inclination angle of the top plate when being contacted with an object to be lifted changes, the top plate can rotate by three hundred and sixty degrees on the surface of the sphere under the action of the clamping groove, so that the contact area between the top plate and the object to be lifted can be changed along with the inclination angle change of the object to be lifted when the screw jack works, and the phenomenon of stress concentration is reduced, and the self-adaptive supporting angle adjusting device is safer to use.
Drawings
FIG. 1 is a schematic view of a device for adaptively adjusting the supporting angle of a screw jack according to an embodiment of the present utility model;
fig. 2 is an exploded view of the device for adaptively adjusting the supporting angle of the screw jack according to the embodiment of the present utility model.
In the figure: 100-screw jack structure; 110-screw jacks; 120-connecting plates; 200-supporting an angle structure; 210-a support; 211-a bottom plate; 2111-a first clip groove; 212-clamping plate; 2121-second clip groove; 213-first nail hole; 220-supporting plates; 221-sphere; 222-second nail hole; 230-a first securing member; 231-a first bolt; 232-a first nut; 240-a mop seat; 241-top plate; 2411-a limit bump; 242-clamping groove; 243-third tack hole; 250-a second securing member; 251-a second bolt; 252-second nut.
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 of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1 and 2, the present utility model provides a technical solution: an adaptive adjustment screw jack support angle apparatus includes a screw jack structure 100 and a support angle structure 200.
Referring to fig. 1 and 2, the screw jack structure 100 includes a screw jack 110 and a connection plate 120, wherein the connection plate 120 is fixed at an output end of the screw jack 110, the connection plate 120 is circular, and a diameter of the connection plate 120 is larger than a diameter of an output shaft of the screw jack 110.
Referring to fig. 1 and 2, the supporting angle structure 200 includes a supporting member 210, a supporting plate 220, and a pulling seat 240, wherein the supporting member 210 is mounted on the connecting plate 120, the supporting plate 220 is mounted on the supporting member 210 through a first fixing member 230, a ball 221 is fixed on a top surface of the supporting plate 220, and the pulling seat 240 is mounted on the ball 221 through a second fixing member 250.
The supporting piece 210 comprises two bottom plates 211 and two clamping plates 212, the two bottom plates 211 are symmetrically clamped at the output end of the screw jack 110, the two bottom plates 211 are positioned below the connecting plate 120, and the two clamping plates 212 are symmetrically clamped at two sides of the connecting plate 120; a first clamping groove 2111 matched with the output end of the screw jack 110 is formed in one side of each bottom plate 211, the first clamping groove 2111 is clamped on two sides of the output end of the screw jack 110, a second clamping groove 2121 matched with the connecting plate 120 is formed in one side of each clamping plate 212, the second clamping groove 2121 is clamped on two sides of the connecting plate 120, and first nail holes 213 are correspondingly formed in the bottom plates 211 and the inside of the clamping plates 212; the first fixing member 230 includes a first bolt 231 and a first nut 232, the first bolt 231 is correspondingly penetrated through the second nail hole 222 and the first nail hole 213, and the first nut 232 is screw-coupled to the end of the first bolt 231, and the second nail hole 222 and the first nail hole 213 are correspondingly penetrated by the first bolt 231, so that the bottom plate 211, the clamping plate 212 and the supporting plate 220 can be conveniently mounted and fixed to the output end of the screw jack 110, which is convenient to be disassembled and assembled, and the thickness of the clamping plate 212 is the same as that of the connecting plate 120, so that no gap is generated between the clamping plate 212 and the supporting plate 220, thereby increasing the overall strength.
The drawing seat 240 comprises two top plates 241, clamping grooves 242 matched with the sphere 221 are formed in one side of the two top plates 241, the clamping grooves 242 are slidably clamped on the sphere 221, third nail holes 243 are correspondingly formed in two sides of the two top plates 241, the third nail holes 243 are located in two sides of the clamping grooves 242, and the clamping grooves 242 can facilitate the two top plates 241 to slide at three hundred sixty degrees on the surface of the sphere 221, so that the inclined angle change can be conveniently dealt with; one side of one top plate 241 is formed with spacing lug 2411, and spacing lug 2411 is located the top of third nail hole 243, and spacing lug 2411 joint is in the inside of spacing groove with spacing lug 2411 assorted is seted up to one side of another top plate 241, and here spacing lug 2411 and spacing groove's setting can carry out spacingly on two top plates 241 joint to spheroid 221 to the convenience is installed and is fixed a position.
The second fixing member 250 includes a second bolt 251 and a second nut 252, the second bolt 251 correspondingly penetrates through the third nail hole 243, the second nut 252 is in threaded connection with the end portion of the second bolt 251, and the second fixing member 250 can be installed, fixed and disassembled conveniently.
Specifically, the working principle of the self-adaptive screw jack supporting angle adjusting device is as follows: when the jack screw 110 is used, the jack screw 110 works to drive the supporting angle structure 200 to move upwards, when the inclination angle of the top plate 241 is changed when the top plate is contacted with an object to be lifted, the top plate 241 can rotate by three hundred sixty degrees and a certain angle in the vertical direction in the horizontal direction of the surface of the sphere 221 under the action of the clamping groove 242, so that the jack screw 110 can change the contact area with the object to be lifted along with the change of the inclination angle of the object to be lifted within a certain range during working, and the jack screw is safer to use when the phenomenon of stress concentration is reduced.
It should be noted that, the specific model specification of the screw jack 110 needs to be determined by selecting a model according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply of the screw jack 110 and its principle will be clear to a person skilled in the art and will not be described in detail here.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An adaptive adjustment screw jack support angle device comprising a screw jack structure (100) and a support angle structure (200) mounted on the screw jack structure (100), characterized in that,
the screw jack structure (100) comprises a screw jack (110) and a connecting plate (120), wherein the connecting plate (120) is fixed at the output end of the screw jack (110);
the supporting angle structure (200) comprises a supporting piece (210), a supporting plate (220) and a dragging seat (240), wherein the supporting piece (210) is installed on the connecting plate (120), the supporting plate (220) is installed on the supporting piece (210) through a first fixing piece (230), a sphere (221) is fixed on the top surface of the supporting plate (220), and the dragging seat (240) is installed on the sphere (221) through a second fixing piece (250).
2. An adaptive screw jack supporting angle adjusting device according to claim 1, characterized in that the supporting member (210) comprises two bottom plates (211) and two clamping plates (212), wherein the two bottom plates (211) are symmetrically clamped at the output end of the screw jack (110), the two bottom plates (211) are positioned below the connecting plate (120), and the two clamping plates (212) are symmetrically clamped at two sides of the connecting plate (120).
3. The self-adaptive screw jack supporting angle adjusting device according to claim 2, wherein first clamping grooves (2111) matched with the output end of the screw jack (110) are formed in one side of each of the two bottom plates (211), the first clamping grooves (2111) are clamped on two sides of the output end of the screw jack (110), second clamping grooves (2121) matched with the connecting plate (120) are formed in one side of each of the two clamping plates (212), the second clamping grooves (2121) are clamped on two sides of the connecting plate (120), and first nail holes (213) are correspondingly formed in the bottom plates (211) and the inside of the clamping plates (212).
4. An adaptive screw jack support angle adjustment device according to claim 3, characterized in that the support plate (220) is internally provided with a second peg hole (222) matching the first peg hole (213).
5. An adaptive adjustment screw jack support angle device according to claim 4, characterized in that the first fixing member (230) comprises a first bolt (231) and a first nut (232), the first bolt (231) extending through the second and first nail holes (222, 213) respectively, the first nut (232) being screwed to the end of the first bolt (231).
6. The self-adaptive screw jack supporting angle adjusting device according to claim 1, wherein the towing seat (240) comprises two top plates (241), clamping grooves (242) matched with the spheres (221) are formed on one sides of the two top plates (241), the clamping grooves (242) are slidably clamped on the spheres (221), third nail holes (243) are correspondingly formed on two sides of the two top plates (241), and the third nail holes (243) are located on two sides of the clamping grooves (242).
7. The device for adaptively adjusting the supporting angle of the screw jack according to claim 6, wherein a limit bump (2411) is formed on one side of the top plate (241), the limit bump (2411) is located above the third nail hole (243), a limit groove matched with the limit bump (2411) is formed on one side of the other top plate (241), and the limit bump (2411) is clamped in the limit groove.
8. An adaptive screw jack support angle apparatus according to claim 6, wherein the second fixing member (250) comprises a second bolt (251) and a second nut (252), the second bolt (251) corresponding to the third nail hole (243), the second nut (252) being screwed to an end of the second bolt (251).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334575.8U CN220033881U (en) | 2023-05-30 | 2023-05-30 | Self-adaptive screw jack supporting angle adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334575.8U CN220033881U (en) | 2023-05-30 | 2023-05-30 | Self-adaptive screw jack supporting angle adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220033881U true CN220033881U (en) | 2023-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321334575.8U Active CN220033881U (en) | 2023-05-30 | 2023-05-30 | Self-adaptive screw jack supporting angle adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220033881U (en) |
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2023
- 2023-05-30 CN CN202321334575.8U patent/CN220033881U/en active Active
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