CN220220298U - Tire case assembly and disassembly tools - Google Patents
Tire case assembly and disassembly tools Download PDFInfo
- Publication number
- CN220220298U CN220220298U CN202321888741.9U CN202321888741U CN220220298U CN 220220298 U CN220220298 U CN 220220298U CN 202321888741 U CN202321888741 U CN 202321888741U CN 220220298 U CN220220298 U CN 220220298U
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- Prior art keywords
- assembly
- hollow rod
- dismounting
- valve core
- mounting
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- 230000009471 action Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of automobile repair, in particular to a tire valve core dismounting tool, which comprises a mounting frame and a dismounting assembly, wherein the dismounting assembly is rotatably arranged in the mounting frame, the front end of the mounting frame is connected with the peripheral threads of a tire air tap, and the mounting frame is used for keeping the coaxial state between the dismounting assembly and the air tap; the dismounting assembly comprises an elastic telescopic assembly, the front end of the elastic telescopic assembly is detachably provided with a dismounting head, and the tail end of the elastic telescopic assembly is fixedly provided with a knob for screwing; the periphery of the elastic telescopic component is sleeved with an adjusting component in a sliding manner, the adjusting component is connected with the mounting frame in a sliding manner, and the adjusting component is used for controlling the elastic telescopic component to perform contraction action; through the fixed connection between mounting bracket and the air cock for remain coaxial positional relationship all the time between dismouting subassembly and the air cock, improved the axiality between case and the air cock when the installation case.
Description
Technical Field
The utility model relates to the technical field of automobile repair, in particular to a tire valve core dismounting tool.
Background
In the process of repairing the tire, when the tire valve is in air leakage, the valve core is blocked or damaged, the valve core needs to be overhauled.
Valve core spanner is usually used in the prior art to disassemble and assemble the valve core, the valve core spanner comprises a handle and a disassembly head, the front end of the disassembly head is provided with a disassembly groove matched with the valve core, when the disassembly head is disassembled and assembled, the disassembly head stretches into a valve core air tap, and then the valve core is driven to rotate by rotating the handle, so that disassembly and assembly actions between the valve core and the air tap are completed.
But the following problems still exist in the process of using the existing valve core wrench to disassemble and assemble the valve core:
when the valve core wrench is manually operated to apply force to rotate the valve core, the force of the wrench on the valve core is not aligned with the axis of the air tap, so that the stress of the thread teeth between the valve core and the air tap is uneven, and the problem that the thread teeth are damaged due to the fact that the valve core and the air tap are not aligned when the valve core is screwed easily occurs.
Disclosure of Invention
The utility model aims to provide a tire valve core dismounting tool which is used for solving the problems in the background technology.
The aim of the utility model can be achieved by the following technical scheme:
the dismounting tool for the tire valve core comprises a mounting frame and a dismounting assembly, wherein the dismounting assembly is rotatably arranged in the mounting frame, the front end of the mounting frame is connected with the periphery of a tire air tap through threads, and the mounting frame is used for enabling the dismounting assembly and the air tap to be kept in a coaxial state;
the dismounting assembly comprises an elastic telescopic assembly, the front end of the elastic telescopic assembly is detachably provided with a dismounting head, and the tail end of the elastic telescopic assembly is fixedly provided with a knob for screwing;
the peripheral slip cap of elastic expansion assembly is equipped with adjusting component, just sliding connection between adjusting component and the mounting bracket, adjusting component is used for controlling elastic expansion assembly and carries out the shrink action.
Further, the mounting frame comprises a connecting sleeve, an inner thread which is used for being in threaded connection with the periphery of the air tap is arranged on the inner wall of the connecting sleeve, two sliding rods which are arranged in parallel with each other are fixedly connected to the top surface of the connecting sleeve, and one ends of the two sliding rods, which are far away from the connecting sleeve, are fixedly connected with a mounting plate together;
the side of the mounting plate is provided with a mounting groove coaxial with the connecting sleeve, and a rotating bearing for mounting the elastic telescopic assembly is fixedly mounted in the mounting groove.
Further, the elastic telescopic assembly comprises a hollow rod penetrating through the rotating bearing, the hollow rod is fixedly connected with the rotating bearing, one end of the hollow rod, which is far away from the connecting sleeve, is fixedly provided with the knob, one end of the hollow rod, which is close to the connecting sleeve, is slidably inserted with an inserting rod, and two sliding grooves symmetrically arranged about the axis of the hollow rod are formed in the periphery of the hollow rod at the part between the connecting sleeve and the mounting plate;
the utility model discloses a hollow rod, including hollow rod, inserted bar, sliding block, limiting post, sliding groove, sliding block and sliding groove.
Further, the disassembly and assembly head comprises a cylinder fixedly connected with the inserted link, a clamping groove is formed in one end, far away from the inserted link, of the cylinder, a positioning groove which is coaxially arranged with the cylinder is formed in the bottom surface of the clamping groove, and a magnetic block is fixedly arranged in the positioning groove.
Further, the adjusting component comprises a lifting ring which is sleeved on the periphery of the hollow rod in a sliding way, the lifting ring is positioned between the connecting sleeve and the mounting plate, two symmetrically arranged protruding blocks are fixedly arranged on the periphery of the lifting ring, and one ends of the two protruding blocks, which are far away from the lifting ring, are respectively connected with the two sliding rods in a sliding way;
under the action of the elasticity of the spring, the periphery of the limit column is in extrusion rolling contact with the side surface of the lifting ring, which is close to the mounting plate.
The utility model has the beneficial effects that:
1. according to the utility model, in the process of dismounting the valve core, the mounting frame is fixedly connected with the air tap, so that the coaxial position relationship between the dismounting assembly and the air tap is always kept, the coaxiality between the valve core and the air tap when the valve core is mounted is improved, and the problem that the thread teeth are easily damaged when the valve core and the air tap are mounted in a non-aligned manner is solved.
2. In the dismounting assembly, the extrusion force for the valve core is provided by the elastic force of the spring, and a user only needs to apply the force of the rotary knob in the dismounting process of the valve core.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a three-dimensional schematic of the overall structure of the present utility model;
FIG. 2 is a three-dimensional schematic view of the mount of the present utility model;
FIG. 3 is a three-dimensional schematic of the removable assembly of the present utility model;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic view of a removable head according to the present utility model;
wherein, the reference numerals are as follows:
the device comprises a 1-connecting sleeve, a 2-mounting plate, a 3-sliding rod, a 4-dismounting component, a 5-internal thread, a 6-mounting groove, a 7-rotating bearing, an 8-knob, a 9-hollow rod, a 10-dismounting head, a 11-inserting rod, a 12-lug, a 13-lifting ring, a 14-spring, a 15-sliding groove, a 16-sliding block, a 17-limiting column, a 18-column, a 19-magnetic block, a 20-positioning groove and a 21-clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 5, in an embodiment of the present utility model, a tire valve core dismounting tool includes a mounting frame and a dismounting assembly 4, wherein the dismounting assembly 4 is rotatably mounted in the mounting frame, the front end of the mounting frame is in threaded connection with the periphery of a tire air tap, and the mounting frame is used for keeping the dismounting assembly 4 and the air tap in a coaxial state;
the dismounting assembly 4 comprises an elastic telescopic assembly, the front end of the elastic telescopic assembly is detachably provided with a dismounting head 10, and the tail end of the elastic telescopic assembly is fixedly provided with a knob 8 for screwing;
the peripheral slip cap of elastic expansion assembly is equipped with adjusting part, and sliding connection between adjusting part and the mounting bracket, and adjusting part is used for controlling elastic expansion assembly and contracts the action.
As shown in fig. 1, the mounting frame comprises a connecting sleeve 1, an internal thread 5 for being in threaded connection with the periphery of the air tap is arranged on the inner wall of the connecting sleeve 1, two sliding rods 3 which are arranged in parallel with each other are fixedly connected to the top surface of the connecting sleeve 1, and one ends of the two sliding rods 3, which are far away from the connecting sleeve 1, are fixedly connected with a mounting plate 2 together;
the side of the mounting plate 2 is provided with a mounting groove 6 coaxial with the connecting sleeve 1, and a rotating bearing 7 for mounting the elastic telescopic component is fixedly mounted in the mounting groove 6.
As shown in fig. 1, 3 and 4, the elastic telescopic assembly comprises a hollow rod 9 penetrating through a rotating bearing 7, the hollow rod 9 is fixedly connected with the rotating bearing 7, a knob 8 is fixedly arranged at one end of the hollow rod 9 away from the connecting sleeve 1, an inserting rod 11 is inserted in one end of the hollow rod 9 close to the connecting sleeve 1 in a sliding manner, and two sliding grooves 15 symmetrically arranged about the axis of the hollow rod 9 are formed in the periphery of the hollow rod 9 at the part between the connecting sleeve 1 and the mounting plate 2;
the detachable fixed mounting of one end of the inserted link 11 outside the hollow link 9 has the dismouting head 10, one end of the inserted link 11 inside the hollow link 9 fixedly connected with slider 16, fixedly connected with spring 14 between the interior top surface of slider 16 and hollow link 9, rotationally connected with two spacing posts 17 on the periphery of slider 16, two spacing posts 17 are kept away from the one end of slider 16 and are passed two spouts 15 respectively and extend to the outside of hollow link 9, rolling contact between the periphery of spacing post 17 and the side of spout 15.
As shown in fig. 3 and 5, the dismounting head 10 comprises a column 18 fixedly connected with the inserting rod 11, a clamping groove 21 is formed in one end, far away from the inserting rod 11, of the column 18, a positioning groove 20 coaxially arranged with the column 18 is formed in the bottom surface of the clamping groove 21, and a magnetic block 19 is fixedly mounted in the positioning groove 20.
The utility model is used when in use:
removing the cap of the air tap, and then connecting the connecting sleeve 1 to replace the cap and the opening end of the air tap to be in threaded connection with the periphery of the air tap;
when the valve core is disassembled, the disassembly head 10 is in extrusion contact with the valve core under the action of the elastic force of the spring 14, the knob 8 rotates the mounting plate 2 at the moment, so that the valve core is aligned and clamped with the disassembly head 10, and then the mounting plate 2 is continuously rotated to drive the valve core to rotate until the valve core is separated from the air tap; and then the inserting rod 11 is contracted towards the inside of the hollow rod 9 by the adjusting component until the valve core is removed from the air tap by the dismounting head 10, and finally the valve core is taken out from the dismounting head 10.
When the valve core is installed, the dismounting head 10 is kept in a state outside the air tap, then the valve core is installed in the dismounting head 10, then the inserting rod 11 is slowly released, the valve core enters the air tap, and then the valve core is screwed in the air tap by rotating the knob 8, so that the installation action of the valve core is completed.
After the dismounting head 10 is in butt joint with the valve core, the front end part of the valve core extends into the positioning groove 20, and the magnetic block 19 in the positioning groove 20 adsorbs the valve core so as to facilitate the valve core to be taken out of the air tap.
According to the utility model, in the process of dismounting the valve core, the mounting frame is fixedly connected with the air tap, so that the coaxial position relationship between the dismounting assembly and the air tap is always kept, the coaxiality between the valve core and the air tap when the valve core is mounted is improved, and the problem that the thread teeth are easily damaged when the valve core and the air tap are mounted in a non-aligned manner is solved.
In the disassembly and assembly, the extrusion force to the valve core is provided by the elastic force of the spring 14, a user only needs to apply the force of the rotary knob 8 in the disassembly and assembly process of the valve core, the disassembly and assembly work of the valve core is simplified by the arrangement, and the problem that the alignment precision between the valve core and the air tap is easily reduced due to the application of force in multiple directions while saving labor is avoided.
Example 2:
referring to fig. 4, on the basis of embodiment 1, the adjusting assembly includes a lifting ring 13 slidably sleeved on the periphery of the hollow rod 9, the lifting ring 13 is located between the connecting sleeve 1 and the mounting plate 2, two symmetrically arranged protrusions 12 are fixedly mounted on the periphery of the lifting ring 13, and one ends of the two protrusions 12, far away from the lifting ring 13, are slidably connected with the two sliding rods 3 respectively;
under the action of the elasticity of the spring 14, the periphery of the limit post 17 is in extrusion rolling contact with the side surface of the lifting ring 13, which is close to the mounting plate 2.
When the inserting rod 11 is required to be contracted, the lifting ring 13 is moved upwards, and the lifting ring 13 drives the sliding block 16 to slide towards the top end of the hollow rod 9 through contact with the limiting column 17, so that the purpose of driving the inserting rod 11 to contract into the hollow rod 9 is realized; the lifting ring 13 is sleeved on the periphery of the hollow rod 9, so that the installation stability between the hollow rod 9 and the mounting plate 2 is improved, and the operation stability of dismounting the valve core is further improved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (5)
1. The utility model provides a tire case assembly and disassembly tools, includes mounting bracket and dismouting subassembly (4), dismouting subassembly (4) rotatable mounting is in the mounting bracket, its characterized in that, mounting bracket front end and the peripheral threaded connection of tire air cock, mounting bracket are used for making and keep coaxial state between dismouting subassembly (4) and the air cock;
the dismounting assembly (4) comprises an elastic telescopic assembly, the front end of the elastic telescopic assembly is detachably provided with a dismounting head (10), and the tail end of the elastic telescopic assembly is fixedly provided with a knob (8) for screwing;
the peripheral slip cap of elastic expansion assembly is equipped with adjusting component, just sliding connection between adjusting component and the mounting bracket, adjusting component is used for controlling elastic expansion assembly and carries out the shrink action.
2. The tire valve core dismounting tool according to claim 1, wherein the mounting frame comprises a connecting sleeve (1), an inner thread (5) for being in threaded connection with the periphery of the air tap is arranged on the inner wall of the connecting sleeve (1), two sliding rods (3) which are arranged in parallel with each other are fixedly connected to the top surface of the connecting sleeve (1), and one ends, far away from the connecting sleeve (1), of the two sliding rods (3) are fixedly connected with a mounting plate (2) together;
the side of mounting panel (2) is seted up on the side with adapter sleeve (1) coaxial mounting groove (6), fixed mounting has in mounting groove (6) and is used for installing elastic expansion assembly's rolling bearing (7).
3. The tire valve core dismounting tool according to claim 2, wherein the elastic telescopic assembly comprises a hollow rod (9) penetrating through the rotating bearing (7), the hollow rod (9) is fixedly connected with the rotating bearing (7), the knob (8) is fixedly arranged at one end of the hollow rod (9) far away from the connecting sleeve (1), the inserting rod (11) is slidably inserted into one end of the hollow rod (9) close to the connecting sleeve (1), and two sliding grooves (15) symmetrically arranged about the axis of the hollow rod (9) are formed in the periphery of the hollow rod (9) at the part between the connecting sleeve (1) and the mounting plate (2);
the detachable and fixed mounting of the end of the inserted rod (11) positioned outside the hollow rod (9) is provided with the dismounting head (10), one end of the inserted rod (11) positioned inside the hollow rod (9) is fixedly connected with a sliding block (16), a spring (14) is fixedly connected between the sliding block (16) and the inner top surface of the hollow rod (9), two limit posts (17) are rotatably connected to the periphery of the sliding block (16), one ends, far away from the sliding block (16), of the two limit posts (17) penetrate through the two sliding grooves (15) respectively and extend to the outer portion of the hollow rod (9), and the periphery of the limit posts (17) is in rolling contact with the side faces of the sliding grooves (15).
4. A tyre valve core dismounting tool as claimed in claim 3, characterized in that the dismounting head (10) comprises a column body (18) fixedly connected with the inserted link (11), a clamping groove (21) is formed in one end, far away from the inserted link (11), of the column body (18), a positioning groove (20) coaxially arranged with the column body (18) is formed in the bottom surface of the clamping groove (21), and a magnetic block (19) is fixedly mounted in the positioning groove (20).
5. A tyre valve core dismounting tool as claimed in claim 3, wherein the adjusting assembly comprises a lifting ring (13) which is sleeved on the periphery of the hollow rod (9) in a sliding manner, the lifting ring (13) is positioned between the connecting sleeve (1) and the mounting plate (2), two symmetrically arranged protruding blocks (12) are fixedly arranged on the periphery of the lifting ring (13), and one ends of the two protruding blocks (12) far away from the lifting ring (13) are respectively connected with the two sliding rods (3) in a sliding manner;
under the elastic force of the spring (14), the periphery of the limit column (17) is in extrusion rolling contact with the side surface of the lifting ring (13) close to the mounting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321888741.9U CN220220298U (en) | 2023-07-18 | 2023-07-18 | Tire case assembly and disassembly tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321888741.9U CN220220298U (en) | 2023-07-18 | 2023-07-18 | Tire case assembly and disassembly tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220298U true CN220220298U (en) | 2023-12-22 |
Family
ID=89171053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321888741.9U Active CN220220298U (en) | 2023-07-18 | 2023-07-18 | Tire case assembly and disassembly tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220298U (en) |
-
2023
- 2023-07-18 CN CN202321888741.9U patent/CN220220298U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |