CN210881551U - Tire layering extractor - Google Patents
Tire layering extractor Download PDFInfo
- Publication number
- CN210881551U CN210881551U CN201921912255.XU CN201921912255U CN210881551U CN 210881551 U CN210881551 U CN 210881551U CN 201921912255 U CN201921912255 U CN 201921912255U CN 210881551 U CN210881551 U CN 210881551U
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- transmission gear
- sliding seat
- rotating shaft
- claw
- piece
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Abstract
The utility model relates to a tire layering extractor. The device comprises a fixed rod, a sliding seat, a pressure rod, a transmission gear, a driving piece and a stop piece; the fixed rod is provided with a rack structure and a first opening claw; the sliding seat is sleeved on the fixed rod in a sliding manner, and a second spreading claw is arranged on the sliding seat; the pressure lever is hinged on the sliding seat through a first rotating shaft; the transmission gear is rotatably sleeved on the first rotating shaft and is meshed and connected with the rack structure; the driving piece is arranged on the pressure rod, and when the pressure rod rotates to one end far away from the first spreading claw, the driving piece is abutted against the transmission gear to prevent the transmission gear from rotating relative to the pressure rod; the stopping piece is arranged on the sliding seat, and when the sliding seat moves to one end close to the first spreading claw, the stopping piece abuts against the transmission gear to prevent the transmission gear from rotating relative to the sliding seat. The utility model discloses a dead lever, slide, depression bar, drive gear, driving piece and the cooperation of retainer can easily progressively strut the gap on the layering, take off labour saving and time saving from the rim with the layering.
Description
Technical Field
The utility model belongs to the technical field of tire extracting tool technique and specifically relates to a tire layering extractor.
Background
When the automobile tire is maintained, the tire needs to be detached from the automobile rim; for a tire of a heavy vehicle (such as a loader), the tire is a tire with a bead, and for the tire with the bead to be disassembled, the bead needs to be disassembled from a rim first, so that the tire can be disassembled. The batten is difficult to detach from the rim, a large-sized tire dismounting machine is needed, but the price is high, and the batten is not convenient to popularize; most of the car repair factories or repair shops usually adopt manual disassembly methods, which have high requirements on experience and technology, high operation difficulty, time and labor waste and high possibility of damaging tires.
Therefore, it is necessary to develop a simple tire bead extractor to reduce the operation difficulty and achieve the purpose of saving time and labor.
SUMMERY OF THE UTILITY MODEL
To the deficiencies of the prior art, an object of the utility model is to provide a tire layering extractor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a tire layering extractor comprises a fixed rod, a sliding seat, a pressure rod, a transmission gear, a driving piece and a stopping piece;
a rack structure is arranged on the top surface of the fixed rod, and a first opening claw is arranged at one end of the fixed rod;
the sliding seat is sleeved on the fixed rod in a sliding mode, and one end, close to the first spreading claw, of the sliding seat is provided with a second spreading claw which is distributed in an aligned mode with the first spreading claw;
the pressing rod is hinged to the sliding seat through a first rotating shaft, a containing groove is formed in the hinged end of the pressing rod and the sliding seat, and the first rotating shaft is arranged in the containing groove and distributed above the rack structure;
the transmission gear is rotatably sleeved on the first rotating shaft and is meshed and connected with the rack structure;
the driving piece is arranged on the pressure rod, and when the pressure rod rotates to one end far away from the first spreading claw, the driving piece abuts against the transmission gear to prevent the transmission gear from rotating relative to the pressure rod;
the stopping piece is arranged on the sliding seat, and when the sliding seat moves towards one end close to the first spreading claw, the stopping piece abuts against the transmission gear to prevent the transmission gear from rotating relative to the sliding seat.
Preferably, the driving part is installed in the accommodating groove and distributed above the transmission gear, the upper end of the driving part is hinged to the pressure lever through a second rotating shaft, the second rotating shaft is distributed in parallel with the first rotating shaft, a first abutting portion is formed at the lower end of the driving part, and the first abutting portion abuts against the tooth groove of one side, far away from the first spreading claw, of the transmission gear.
Preferably, it further comprises a first torsion spring; the first torsion spring is arranged on the pressure rod to drive the first abutting part to rotate by taking the second rotating shaft as a shaft to approach and abut in the tooth groove of the transmission gear.
Preferably, the upper end of the driving part is provided with a first shaft hole, and the upper end of the driving part is rotatably sleeved on the second rotating shaft through the first shaft hole; the upper end of the driving piece is also provided with a first mounting groove communicated with a first shaft hole, and the first shaft hole penetrates through the first mounting groove to be distributed; the first torsion spring is arranged in the first mounting groove and is sleeved on the second rotating shaft, one end of the first torsion spring is abutted against the driving piece, and one end of the first torsion spring is abutted against the pressing rod.
Preferably, the stopping piece is hinged to the sliding seat through a third rotating shaft, the third rotating shaft is distributed above the rack structure and is positioned on one side, close to the first spreading claw, of the transmission gear, and a second abutting portion is formed on one side, close to the transmission gear, of the stopping piece; when the sliding seat moves towards one end close to the first spreading claw, the second abutting portion abuts against the tooth groove on one side, close to the first spreading claw, of the transmission gear.
Preferably, it further comprises a second torsion spring; the second torsion spring is arranged on the sliding seat to drive the second abutting part to rotate by taking the third rotating shaft as a shaft to approach and abut in the tooth groove of the transmission gear.
Preferably, a second shaft hole is formed in the stop piece, and the stop piece is rotatably sleeved on the third rotating shaft through the second shaft hole; the stop piece is also provided with a second mounting groove communicated with a second shaft hole, and the second shaft hole penetrates through the second mounting groove to be distributed; the second torsional spring is arranged in the second mounting groove and is sleeved on the third rotating shaft, one end of the second torsional spring is abutted against the stop piece, and the other end of the second torsional spring is abutted against the sliding seat.
Preferably, a protrusion extends upwards from the top of the stopper, and when the pressing rod rotates towards one end close to the first spreading claw, the pressing rod can abut against the protrusion to rotate the stopper and the second abutting part leaves the tooth groove of the transmission gear.
Preferably, the first spreading claw is distributed on the bottom surface of the fixing rod, the second spreading claw is distributed on the bottom surface of the sliding seat, and a clamping plate is arranged on one side of the first spreading claw in an outward extending mode and used for clamping the inner side of the rim.
Since the technical scheme is used, the utility model discloses utilize first claw and the second of strutting to strut the claw and draw together and stretch into in the gap on the layering, through pushing down the depression bar, make the rotatory in-process of depression bar, on drive gear through the driving piece butt, thereby drive gear synchronous revolution, utilize the meshing relation of driving gear and rack structure, make the slide to the one end translation of keeping away from first claw of strutting, thereby make first claw and the second of strutting strut the claw and can strut the gap on the layering, wherein utilized the lever to keep away from and cooperate with the gear engagement structure, can reduce the required strength of user widely. Meanwhile, the stop piece abuts against the transmission gear to prevent the transmission gear from rotating, so that gaps on the pressing strip are gradually expanded through the matching of the driving piece and the stop piece, and the pressing strip is easily detached from the rim.
Based on this, its simple structure is compact, through the cooperation of dead lever, slide, depression bar, drive gear, driving piece and retainer, can easily progressively strut the gap on the layering, takes off the layering from the rim, and labour saving and time saving, low cost has very strong practical value and market spreading value.
Drawings
FIG. 1 is a schematic view of a tire having a bead;
fig. 2 is a schematic structural diagram (one) of the embodiment of the present invention;
FIG. 3 is an enlarged schematic view of region A in FIG. 2;
fig. 4 is a schematic structural diagram (ii) of an embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the area B in FIG. 4;
fig. 6 is a schematic structural diagram (one) of a driving member according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram (two) of a driving member according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram (one) of a stopper according to an embodiment of the present invention;
fig. 9 is a schematic structural view (two) of the stopper according to the embodiment of the present invention;
fig. 10 is a schematic cross-sectional view of the region a in fig. 2.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Fig. 1 is a schematic structural diagram of a tire with a bead, the tire includes a rim 001, a tire 002 and a bead 003 disposed at a joint of the rim 001 and the tire 002, a certain gap a exists on the bead 003, the bead can be detached from the rim 001 by expanding the gap a, and due to the material and hardness of the bead 003, a great force is required to expand the gap a on the bead 003; the manual operation mode has high requirements on the experience and the technology of technicians.
As shown in fig. 2 to 10, a tire bead remover according to an embodiment of the present invention includes a fixing rod 10, a sliding seat 20, a pressing rod 30, a transmission gear 40, a driving member 50, and a stopper 60; wherein, a rack structure 11 is arranged on the top surface of the fixed rod 10, and one end of the fixed rod 10 is provided with a first opening claw 12; the sliding seat 20 is sleeved on the fixing rod 10 in a sliding manner, and a second spreading claw 21 which is distributed in an alignment manner with the first spreading claw 12 is arranged at one end, close to the first spreading claw 12, of the sliding seat 20; the pressing rod 30 is hinged on the sliding seat 20 through a first rotating shaft 31, a containing groove b is formed at the hinged end of the pressing rod 30 and the sliding seat 20, and the first rotating shaft 31 is arranged in the containing groove b and distributed above the rack structure 11; the transmission gear 40 is rotatably sleeved on the first rotating shaft 31, and the transmission gear 40 is meshed with the rack structure 11; the driving member 50 is mounted on the pressing rod 30, and when the pressing rod 30 rotates to an end far away from the first spreading claw 12, the driving member 50 abuts against the transmission gear 40 to prevent the transmission gear 40 from rotating relative to the pressing rod 30; the stopper 60 is mounted on the sliding base 20, and when the sliding base 20 moves to an end near the first spreading pawl 12, the stopper 60 abuts against the transmission gear 40 to prevent the transmission gear 40 from rotating relative to the sliding base 20.
Based on the above structure, when in use, the sliding base 20 is moved to one end of the first spreading claw 12, so that the first spreading claw 12 and the second spreading claw 21 are moved together, so as to conveniently extend the first spreading claw 12 and the second spreading claw 21 into a gap on the pressing bar together, the pressing rod 30 is rotated to one end far away from the first spreading claw 12 by pressing the pressing rod 30 downwards, the driving piece 50 is abutted on the transmission gear 40 in the rotating process of the pressing rod 30, so as to drive the transmission gear 40 to rotate synchronously, the sliding base 20 is translated to one end far away from the first spreading claw 12 along with the rotation of the transmission gear 40 by utilizing the meshing relationship between the transmission gear 40 and the rack structure 11, so as to gradually keep the second spreading claw 21 away from the first spreading claw 12, so that the first spreading claw 12 and the second spreading claw 21 can spread the gap on the pressing bar, wherein the lever far away is utilized to be matched with the gear meshing structure, the effort required by the user can be greatly reduced. Meanwhile, after the gap of the pressing strip is expanded, a rebound force is generated to drive the first expanding claw 12 and the second expanding claw 21 to be closed again, so that the sliding seat 20 moves towards one end close to the first expanding claw 12 to cause the transmission gear 40 to rotate reversely, and the stop piece 60 is abutted against the transmission gear 40 to prevent the transmission gear 40 from rotating, namely prevent the transmission gear 40 from rotating relative to the sliding seat 20; therefore, through the matching of the driving element 50 and the stopping element 60, the pressing rod 30 can be pressed downwards to rotate towards one end far away from the first spreading claw 12, so that the sliding seat 20 can open the first spreading claw 12 according to the principle of the first spreading claw 12, and the first spreading claw 12 and the second spreading claw 21 are spread for a certain distance; the pressing rod 30 is loosened again, and after the pressing rod 30 is rotated reversely, the pressing rod 30 is pressed down again, so that the distance between the first spreading claw 12 and the second spreading claw 21 can be gradually increased repeatedly, the gap on the pressing strip is gradually spread, and the pressing strip is easily detached from the rim 001.
Based on this, its simple structure is compact, through the cooperation of dead lever, slide, depression bar, drive gear, driving piece and retainer, can easily progressively strut the gap on the layering, takes off the layering from the rim, and labour saving and time saving, low cost has very strong practical value and market spreading value.
As a specific embodiment of the pressing strip extractor provided in this embodiment, referring to fig. 2 to 7, the driving element 50 is installed in the accommodating groove b and distributed above the transmission gear 40, an upper end of the driving element 50 is hinged to the pressing rod 30 through a second rotating shaft 51, the second rotating shaft 51 is distributed in parallel with the first rotating shaft 31, a first abutting portion 52 is formed at a lower end of the driving element 50, and the first abutting portion 52 abuts against a tooth groove of the transmission gear 40 on a side away from the first spreading claw 12. Further, as a preferred embodiment, the above-mentioned bead extractor further includes a first torsion spring 53; the first torsion spring 53 is installed on the pressing rod 30 to drive the first abutting portion 52 to rotate and abut against the tooth slot of the transmission gear 40 by taking the second rotating shaft 51 as an axis. Therefore, when the pressing rod 30 is pressed downwards in the forward direction (i.e. when the pressing rod 30 rotates to the end far away from the first spreading claw 12), the first abutting part 52 abuts on the transmission gear 40 under the driving of the first torsion spring 53, so that the transmission gear 40 rotates synchronously with the pressing rod 30, and in the process of rotating the pressing rod 30 in the reverse direction, because the first torsion spring 53 can be compressed, the first abutting part 52 has a space far away from the tooth socket, so that the first abutting part 52 moves gradually from one tooth socket of the transmission gear 40 to the adjacent tooth socket, and the action of the matching stopper 60 prevents the driven transmission gear 40 from rotating reversely with the rotation of the pressing rod 30.
Further, as a specific embodiment of the bead extractor provided in this embodiment, referring to fig. 2 to fig. 7, a first shaft hole 54 is formed at an upper end of the driving member 50, and the upper end of the driving member 50 is rotatably sleeved on the second rotating shaft 51 through the first shaft hole 54; the upper end of the driving member 50 is further provided with a first mounting groove 55 communicated with the first shaft hole 54, and the first shaft hole 54 penetrates through the first mounting groove 55 to be distributed; the first torsion spring 53 is installed in the first installation groove 55 and sleeved on the second rotating shaft 51, one end of the first torsion spring 53 abuts against the driving member 50, and one end of the first torsion spring 53 abuts against the pressing rod 30. With the cooperation of the first shaft hole 54 and the first mounting groove 55, the mounting of the second rotating shaft 51 and the first torsion spring 53 is facilitated, effectively ensuring the effect of the driving member 50.
As a specific embodiment of the bead extractor provided in this embodiment, referring to fig. 4, fig. 5, fig. 8, fig. 9 and fig. 10, the above-mentioned stop member 60 is hinged on the sliding seat 20 through a third rotating shaft 61, the third rotating shaft 61 is distributed above the rack structure 11 and is located on one side of the transmission gear 40 close to the first spreading claw 12, and a second abutting portion 62 is formed on one side of the stop member 60 close to the transmission gear 40; when the slider 20 moves toward the end close to the first spreading claw 12, the second abutting portion 62 abuts against the tooth groove on the side of the transmission gear 40 close to the first spreading claw 12. Further, as a preferred embodiment, the above-mentioned bead extractor further includes a second torsion spring 63; the second torsion spring 63 is disposed on the sliding base 20 to drive the second abutting portion 62 to rotate and abut against the tooth slot of the transmission gear 40 by using the third rotating shaft 61 as a shaft. Therefore, when the first spreading claw 12 and the second spreading claw 21 tend to be closed again under the resilience force of the pressing strip, namely the sliding seat 20 moves towards the direction close to the first spreading claw 12, the second torsion spring 63 is utilized to drive the second abutting part 62 to abut against the tooth groove of the transmission gear 40, so that the transmission gear 40 is prevented from rotating, the pressing strip gap is effectively guaranteed to be spread step by step, and the pressing strip is taken down.
As a specific embodiment of the bead extractor provided in this embodiment, referring to fig. 4, fig. 5, fig. 8, fig. 9 and fig. 10, a second shaft hole 64 is formed on the stopper 60, and the stopper 60 is rotatably sleeved on the third rotating shaft 61 through the second shaft hole 64; the stop member 60 is further provided with a second mounting groove 65 communicated with the second shaft hole 64, and the second shaft hole 64 penetrates through the second mounting groove 65; the second torsion spring 63 is installed in the second installation groove 65 and sleeved on the third rotating shaft 61, one end of the second torsion spring 63 abuts against the stopper 60, and the other end of the second torsion spring 63 abuts against the sliding base 20. The fitting of the second shaft hole 64 and the second mounting groove 65 facilitates the mounting of the third rotating shaft 61 and the second torsion spring 63, effectively ensuring the effect of the stopper 60.
As a specific embodiment of the bead extractor provided in this embodiment, referring to fig. 4, 5, 8, 9 and 10, a protrusion 66 extends upward from the top of the stopper 60, and when the pressing rod 30 rotates toward an end close to the first spreading claw 12, the pressing rod 30 can abut against the protrusion 66 to rotate the stopper 60 and the second abutting portion 62 is away from the tooth slot of the transmission gear 40. Therefore, by using the protruding portion 66 to cooperate with the pressing rod 30, when the pressing rod 30 rotates in the reverse direction (when the pressing rod 30 rotates to the end close to the first spreading claw 12), the pressing rod 30 can finally abut against the protruding portion 66 to rotate the stopper 60, the second abutting portion 62 leaves the tooth space of the transmission gear 40, the transmission gear 40 can rotate, and the sliding base 20 can move to the end of the first spreading claw 12 to close the first spreading claw 12 and the second spreading claw 21.
As a specific embodiment of the bead extractor provided in this embodiment, referring to fig. 2 and 4, the first spreading claw 12 is distributed on the bottom surface of the fixing rod 10, the second spreading claw 21 is distributed on the bottom surface of the sliding base 20, and a clamping plate 13 extends outwards from one side of the first spreading claw 12 to clamp the inner side of the rim 001. When the first spreading claw 12 and the second spreading claw 21 spread the gap of the bead, the inner side of the rim 001 is clamped by the clamping plate 13, so that the whole device is ensured to be stabilized on the rim 001, and the use safety is improved.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. The utility model provides a tire layering extractor which characterized in that: the device comprises a fixed rod, a sliding seat, a pressure rod, a transmission gear, a driving piece and a stop piece;
a rack structure is arranged on the top surface of the fixed rod, and a first opening claw is arranged at one end of the fixed rod;
the sliding seat is sleeved on the fixed rod in a sliding mode, and one end, close to the first spreading claw, of the sliding seat is provided with a second spreading claw which is distributed in an aligned mode with the first spreading claw;
the pressing rod is hinged to the sliding seat through a first rotating shaft, a containing groove is formed in the hinged end of the pressing rod and the sliding seat, and the first rotating shaft is arranged in the containing groove and distributed above the rack structure;
the transmission gear is rotatably sleeved on the first rotating shaft and is meshed and connected with the rack structure;
the driving piece is arranged on the pressure rod, and when the pressure rod rotates to one end far away from the first spreading claw, the driving piece abuts against the transmission gear to prevent the transmission gear from rotating relative to the pressure rod;
the stopping piece is arranged on the sliding seat, and when the sliding seat moves towards one end close to the first spreading claw, the stopping piece abuts against the transmission gear to prevent the transmission gear from rotating relative to the sliding seat.
2. The tire bead extractor of claim 1, wherein: the driving piece is arranged in the accommodating groove and distributed above the transmission gear, the upper end of the driving piece is hinged to the pressing rod through a second rotating shaft, the second rotating shaft and the first rotating shaft are distributed in parallel, a first abutting portion is formed at the lower end of the driving piece, and the first abutting portion abuts against the tooth groove, away from one side of the first spreading claw, of the transmission gear.
3. The tire bead extractor of claim 2, wherein: it also includes a first torsion spring; the first torsion spring is arranged on the pressure rod to drive the first abutting part to rotate by taking the second rotating shaft as a shaft to approach and abut in the tooth groove of the transmission gear.
4. A tire bead extractor as in claim 3, wherein: the upper end of the driving piece is provided with a first shaft hole, and the upper end of the driving piece is rotatably sleeved on the second rotating shaft through the first shaft hole; the upper end of the driving piece is also provided with a first mounting groove communicated with a first shaft hole, and the first shaft hole penetrates through the first mounting groove to be distributed; the first torsion spring is arranged in the first mounting groove and is sleeved on the second rotating shaft, one end of the first torsion spring is abutted against the driving piece, and one end of the first torsion spring is abutted against the pressing rod.
5. The tire bead extractor of claim 1, wherein: the stopping piece is hinged to the sliding seat through a third rotating shaft, the third rotating shaft is distributed above the rack structure and is positioned on one side, close to the first spreading claw, of the transmission gear, and a second abutting portion is formed on one side, close to the transmission gear, of the stopping piece; when the sliding seat moves towards one end close to the first spreading claw, the second abutting portion abuts against the tooth groove on one side, close to the first spreading claw, of the transmission gear.
6. The tire bead extractor of claim 5, wherein: it also includes the second torsional spring; the second torsion spring is arranged on the sliding seat to drive the second abutting part to rotate by taking the third rotating shaft as a shaft to approach and abut in the tooth groove of the transmission gear.
7. The tire bead extractor of claim 6, wherein: a second shaft hole is formed in the stop piece, and the stop piece is rotatably sleeved on the third rotating shaft through the second shaft hole; the stop piece is also provided with a second mounting groove communicated with a second shaft hole, and the second shaft hole penetrates through the second mounting groove to be distributed; the second torsional spring is arranged in the second mounting groove and is sleeved on the third rotating shaft, one end of the second torsional spring is abutted against the stop piece, and the other end of the second torsional spring is abutted against the sliding seat.
8. The tire bead extractor of claim 6, wherein: the top of the stopping piece extends upwards to form a protruding part, and when the pressing rod rotates towards one end close to the first spreading claw, the pressing rod can abut against the protruding part to enable the stopping piece to rotate, and the second abutting part leaves the tooth groove of the transmission gear.
9. The tire bead extractor of claim 1, wherein: the first claw that struts distributes on the bottom surface of dead lever, the second props the claw and distributes on the bottom surface of slide, one side of the first claw that struts outwards extends and is provided with a splint in order to be used for centre gripping rim inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921912255.XU CN210881551U (en) | 2019-11-07 | 2019-11-07 | Tire layering extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921912255.XU CN210881551U (en) | 2019-11-07 | 2019-11-07 | Tire layering extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210881551U true CN210881551U (en) | 2020-06-30 |
Family
ID=71334922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921912255.XU Expired - Fee Related CN210881551U (en) | 2019-11-07 | 2019-11-07 | Tire layering extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210881551U (en) |
-
2019
- 2019-11-07 CN CN201921912255.XU patent/CN210881551U/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: 20200630 Termination date: 20211107 |