CN107804124B - Multifunctional manual tire dismounting device - Google Patents
Multifunctional manual tire dismounting device Download PDFInfo
- Publication number
- CN107804124B CN107804124B CN201711191481.9A CN201711191481A CN107804124B CN 107804124 B CN107804124 B CN 107804124B CN 201711191481 A CN201711191481 A CN 201711191481A CN 107804124 B CN107804124 B CN 107804124B
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- China
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- base
- supporting plate
- rotating shaft
- telescopic rod
- movable plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C25/00—Apparatus or tools adapted for mounting, removing or inspecting tyres
- B60C25/01—Apparatus or tools adapted for mounting, removing or inspecting tyres for removing tyres from or mounting tyres on wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to a multifunctional manual tire dismounting device which comprises a three-jaw chuck seat, a telescopic rod, a supporting plate, a fixed gear, an idler wheel and a rotating shaft, wherein the lower end of the telescopic rod is arranged in the middle of the three-jaw chuck seat and is vertically arranged; the lower end of the rotating shaft is provided with a movable gear meshed with the idler wheel, and the upper end of the rotating shaft is provided with a hand wheel; the upper end of the supporting plate is provided with a movable plate which is horizontally arranged; the inner end of the movable plate is rotatably arranged on the rotating shaft, and the outer end of the movable plate extends out of the supporting plate and is provided with a disassembly and assembly pressing claw; the movable plate is also provided with a strip through hole; the outer end of the supporting plate is also provided with a fastening bolt penetrating through the strip through hole; the invention has the advantages of small size, portability and applicability to hubs with various diameters and widths, thereby improving tire changing efficiency and reducing labor intensity.
Description
Technical Field
The invention relates to the field of automobile maintenance, in particular to a multifunctional manual tire dismounting device.
Background
As more and more automobiles are used, the tires burst and are more and more flat, but for personal or mobile automobile repairing personnel, if a manual disassembly mode is adopted, the main tools used are angle irons, crow bars and sledgehammers, and the angle iron pads and sledges are adopted to disassemble the tires from the hubs, so that the method is time-consuming and labor-consuming and has low efficiency, and obvious scratches, rubber surface cracks and the like are easy to generate on the surfaces of the tires when the tires are disassembled by adopting the method; however, if a tire removing machine such as the tire removing equipment of application numbers 201520355722.9 and 200910041414.8 is used, the tire removing machine is large in size, occupies a large space, is heavy in weight and inconvenient to move, and causes trouble in that a person or a car repairing person who moves a car repairing machine is required to carry the wheels back and forth.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multifunctional manual tire dismounting device which is small in size, convenient to carry and applicable to hubs with various diameters and widths, so that tire replacement efficiency can be improved, and labor intensity can be reduced.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a multi-functional manual dismouting tire device, contains the three-jaw chuck seat that is used for fixed wheel hub, the telescopic link that the lower extreme detachable set up in three-jaw chuck seat middle part and vertical place, the inner setting is in the telescopic link upper end and rotatable backup pad, set up on the telescopic link and place the fixed gear of backup pad below, set up in the backup pad lower extreme and with fixed gear engagement's idler, set up on the backup pad with the arc wall of idler axis as the centre of a circle, vertical setting is in the arc wall and slidable pivot; the lower end of the rotating shaft is provided with a movable gear meshed with the idler wheel, and the upper end of the rotating shaft is provided with a hand wheel; the upper end of the supporting plate is provided with a movable plate which is horizontally arranged; the inner end of the movable plate is rotatably arranged on the rotating shaft, and the outer end of the movable plate extends out of the supporting plate and is provided with a disassembly and assembly pressing claw; the movable plate is also provided with a strip through hole; the outer end of the supporting plate is also provided with a fastening bolt penetrating through the strip through hole.
Preferably, the three-jaw chuck base comprises a base, a jaw driving disc horizontally arranged in the base, a bevel gear arranged on the inner side wall of the base, and a top cover arranged above the jaw driving disc and connected with the base; the upper end face of the claw driving disc is provided with a plane thread, and the lower end of the claw driving disc is provided with a gear ring meshed with the bevel gear; three guide grooves which are uniformly distributed by taking the telescopic rod as the axis circumference are formed in the top cover; the three guide grooves are internally provided with clamping claws meshed with the plane threads; the support shaft of the bevel gear penetrates through the side wall of the base and is provided with a square hole; the middle parts of the claw driving disc and the top cover are provided with through holes, and the middle part of the base is provided with threaded holes; the telescopic rod sequentially penetrates through the top cover and the claw driving disc through hole to be in threaded connection with the threaded hole.
Preferably, the head of each claw is wrapped with a rubber layer.
Preferably, a plurality of rollers for supporting the jaw driving disk are uniformly arranged on the inner side wall of the base.
Preferably, a bearing sleeve is arranged between the rotating shaft and the arc-shaped groove.
Preferably, the supporting plate is elliptical; the telescopic rod and the fastening bolt are respectively arranged at two ends of the elliptical long axis.
Preferably, the inner end of the supporting plate is also provided with an upturned holding ring.
Preferably, the edges of the base are respectively provided with two symmetrically placed pedals.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the multifunctional manual tire dismounting device is small in size, convenient to carry and applicable to hubs with various diameters and widths, so that tire replacement efficiency can be improved, and labor intensity can be reduced.
Drawings
The technical scheme of the invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of a multifunctional manual tire dismounting device according to the invention;
FIG. 2 is a partial cross-sectional view of the multi-functional manual tire assembly and disassembly device of the present invention;
FIG. 3 is a schematic view of the structure of the support plate of the present invention;
fig. 4 is a schematic diagram of the operation of the present invention.
Wherein: 1. a three-jaw chuck base; 11. a claw; 12. a planar thread; 13. a support shaft; 14. a base; 15. a top cover; 16. foot pedal; 17. a claw driving disk; 18. a gear ring; 19. a bearing sleeve; 2. a telescopic rod; 3. a fixed gear; 4. a support plate; 41. an arc-shaped groove; 42. a grip ring; 43. a fastening bolt; 5. a hand wheel; 6. a movable plate; 61. a long through hole; 62. disassembling and assembling the pressing claw; 7. an idler; 8. a movable gear; 9. a rotating shaft; 10. a hub.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific examples.
Fig. 1-4 are diagrams showing a multifunctional manual tire dismounting device according to the invention, comprising a three-jaw chuck seat 1 for fixing a hub 10, a telescopic rod 2 with the lower end detachably arranged in the middle of the three-jaw chuck seat 1 and vertically arranged, a rotatable supporting plate 4 with the inner end arranged at the upper end of the telescopic rod 2, a fixed gear 3 arranged on the telescopic rod 2 and arranged below the supporting plate 4, an idler wheel 7 arranged at the lower end of the supporting plate 4 and meshed with the fixed gear 3, an arc-shaped groove 41 which is arranged on the supporting plate 4 and takes the axis of the idler wheel 7 as the center of a circle, and a rotating shaft 9 which is vertically arranged in the arc-shaped groove 41 and can slide; the lower end of the rotating shaft 9 is provided with a movable gear 8 meshed with the idler gear 7, and the upper end is provided with a hand wheel 5; the upper end of the supporting plate 4 is provided with a movable plate 6 which is horizontally arranged; the inner end of the movable plate 6 is rotatably arranged on the rotating shaft 9, and the outer end extends out of the supporting plate 4 and is provided with a dismounting pressing claw 62; the movable plate 6 is also provided with a strip through hole 61; the outer end of the support plate 4 is also provided with a fastening bolt 43 passing through the strip through hole 61; when in use, the utility model is characterized in that: the lower end of the telescopic rod 2 is separated from the three-jaw chuck seat 1, wheels are placed on the three-jaw chuck seat 1 to be fixed, the lower end of the telescopic rod 2 passes through a central hole of the hub 10 to be connected with the three-jaw chuck seat 1, then a crow bar is used for tilting a part of a tire, a dismounting press claw 62 is placed in the tire, finally the hand wheel 5 is rotated, the movable gear 8 is driven to drive the idler wheel 7 to rotate, and the fixed gear 3 is fixed on the telescopic rod 2, so that the support plate 4 can rotate around the telescopic rod 2 under the rotation of the hand wheel 5, an old tire is dismounted through the dismounting press claw 62, a new tire is mounted, the length of the telescopic rod 2 can be adjusted according to the width of the hub 10, the position of the movable plate 6 can be adjusted according to the diameter of the hub 10, and the fastening bolt 43 can be loosened, so that the position of the dismounting press claw 62 is adjusted.
Further, the three-jaw chuck base 1 comprises a base 14, a jaw driving disc 17 horizontally arranged in the base 14, a bevel gear arranged on the inner side wall of the base 14, and a top cover 15 arranged above the jaw driving disc 17 and connected with the base 14; the upper end face of the claw driving disc 17 is provided with a plane thread 12, and the lower end of the claw driving disc is provided with a gear ring 18 meshed with the bevel gear; three guide grooves which are uniformly distributed by taking the telescopic rod 2 as the axis circumference are formed in the top cover 15; the three guide grooves are internally provided with clamping claws 11 meshed with planar threads 12; the supporting shaft 13 of the bevel gear passes through the side wall of the base 14 and is provided with a square hole; the middle parts of the claw driving disc 17 and the top cover 15 are provided with through holes, and the middle part of the base 14 is provided with threaded holes; the telescopic rod 2 sequentially penetrates through the through holes of the top cover 15 and the claw driving disc 17 to be connected with the threaded holes in a threaded manner; when the hub 10 is fixed, a spanner is used for driving the bevel gears to rotate through the square holes to drive the tooth rings 18 at the lower ends of the claw driving disks 17 to rotate, so that the three claws 11 are simultaneously driven to approach or withdraw towards the center through the plane threads 12 at the upper ends, and the hubs 10 with different diameters are clamped.
Further, the head of each jaw 11 is wrapped with a rubber layer, which plays a role in buffering, and prevents the excessive tightening force from generating pits on the inner surface of the hub 10.
Further, a plurality of rollers for supporting the jaw driving disk 17 are uniformly arranged on the inner side wall of the base 14, so that the jaw driving disk 17 is prevented from being worn, and the service life is prolonged.
Further, a bearing sleeve 19 is arranged between the rotating shaft 9 and the arc-shaped groove 41, so that the rotating shaft 9 is prevented from being worn, and the service life is prolonged.
Further, the support plate 4 is elliptical; the telescopic rod 2 and the fastening bolt 43 are respectively arranged at two ends of the elliptical long axis, so that the structure is smaller and the weight is reduced.
Further, the inner end of the supporting plate 4 is further provided with an upward-tilting holding ring 42, which is convenient to carry, and the shake of the tire can be reduced when the tire is detached.
Further, the edges of the base 14 are respectively provided with two symmetrically placed pedals 16, so that the feet can conveniently step on the base, and the base 14 is prevented from rotating in the process of disassembly and assembly.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the multifunctional manual tire dismounting device is small in size, convenient to carry and applicable to hubs with various diameters and widths, so that tire replacement efficiency can be improved, and labor intensity can be reduced.
The foregoing is merely a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the invention.
Claims (8)
1. A multifunctional manual tire dismounting device is characterized in that: the three-jaw chuck comprises a three-jaw chuck seat for fixing a hub, a telescopic rod, a supporting plate, a fixed gear, an idler wheel, an arc-shaped groove and a rotating shaft, wherein the lower end of the telescopic rod is detachably arranged in the middle of the three-jaw chuck seat and is vertically arranged; the lower end of the rotating shaft is provided with a movable gear meshed with the idler wheel, and the upper end of the rotating shaft is provided with a hand wheel; the upper end of the supporting plate is provided with a movable plate which is horizontally arranged; the inner end of the movable plate is rotatably arranged on the rotating shaft, and the outer end of the movable plate extends out of the supporting plate and is provided with a disassembly and assembly pressing claw; the movable plate is also provided with a strip through hole; the outer end of the supporting plate is also provided with a fastening bolt penetrating through the strip through hole.
2. The multi-functional manual tire assembly and disassembly device of claim 1, wherein: the three-jaw chuck base comprises a base, a jaw driving disc horizontally arranged in the base, a bevel gear arranged on the inner side wall of the base, and a top cover arranged above the jaw driving disc and connected with the base; the upper end face of the claw driving disc is provided with a plane thread, and the lower end of the claw driving disc is provided with a gear ring meshed with the bevel gear; three guide grooves which are uniformly distributed by taking the telescopic rod as the axis circumference are formed in the top cover; the three guide grooves are internally provided with clamping claws meshed with the plane threads; the support shaft of the bevel gear penetrates through the side wall of the base and is provided with a square hole; the middle parts of the claw driving disc and the top cover are provided with through holes, and the middle part of the base is provided with threaded holes; the telescopic rod sequentially penetrates through the top cover and the claw driving disc through hole to be in threaded connection with the threaded hole.
3. The multi-functional manual tire assembly and disassembly device of claim 2, wherein: the head of each claw is wrapped with a rubber layer.
4. A multi-functional manual tire assembly and disassembly device according to claim 3, wherein: the inner side wall of the base is provided with a plurality of rollers which are uniformly arranged on the circumference and used for supporting the claw driving disk.
5. A multi-functional manual tyre-assembling and disassembling device according to any one of claims 2-4, characterized in that: and a bearing sleeve is arranged between the rotating shaft and the arc-shaped groove.
6. The multi-functional manual tire assembly and disassembly device of claim 5, wherein: the supporting plate is elliptical; the telescopic rod and the fastening bolt are respectively arranged at two ends of the elliptical long axis.
7. The multi-functional manual tire assembly and disassembly device of claim 6, wherein: the inner end of the supporting plate is also provided with an upturned holding ring.
8. The multi-functional manual tire assembly and disassembly device of claim 7, wherein: the edge of the base is respectively provided with two pedals which are symmetrically placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191481.9A CN107804124B (en) | 2017-11-24 | 2017-11-24 | Multifunctional manual tire dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191481.9A CN107804124B (en) | 2017-11-24 | 2017-11-24 | Multifunctional manual tire dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107804124A CN107804124A (en) | 2018-03-16 |
| CN107804124B true CN107804124B (en) | 2023-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191481.9A Active CN107804124B (en) | 2017-11-24 | 2017-11-24 | Multifunctional manual tire dismounting device |
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| Country | Link |
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| CN (1) | CN107804124B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111137078B (en) * | 2019-12-23 | 2021-12-14 | 周宗平 | A installation machine for new forms of energy automobile tire |
| CN111361367A (en) * | 2020-03-20 | 2020-07-03 | 芜湖职业技术学院 | Automobile antiskid device |
| CN114857230A (en) * | 2022-03-29 | 2022-08-05 | 仇延鹏 | 5-15 drive ratio push type CVT mechanical stepless speed changer for electric automobile |
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