CN214723764U - Electric tool for replacing tire - Google Patents
Electric tool for replacing tire Download PDFInfo
- Publication number
- CN214723764U CN214723764U CN202121034237.3U CN202121034237U CN214723764U CN 214723764 U CN214723764 U CN 214723764U CN 202121034237 U CN202121034237 U CN 202121034237U CN 214723764 U CN214723764 U CN 214723764U
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- connector
- sleeve
- tire
- power tool
- connecting device
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Abstract
The utility model relates to an electric tool that change tire was used, including rotary drive device and connecting device, rotary drive device is connected with connecting device, and rotary drive device passes through electric drive, and rotary drive device is used for driving connecting device rotatory, and connecting device is used for the crank articulate with the jack, and rotary drive device includes electric spanner and sleeve, and telescopic one end cup joints on electric spanner's output shaft, and the sleeve can be dismantled with electric spanner and be connected. The utility model discloses not only can the person of facilitating the use highly adjust the jack, can also be used for screwing up and unscrew the nut on the automobile tire, consequently have the person of facilitating the use and change, labour saving and time saving's effect to the automobile tire.
Description
Technical Field
The utility model relates to an electric tool field especially relates to an electric tool who changes tire and use.
Background
When the automobile runs, the tire is inevitably broken, and the driver needs to replace the tire at the moment. The general operating steps for replacing a tyre are as follows: supporting the automobile by using a jack; disassembling the fixing nut of the used tire by using a tool; installing a new tire by using a tool; the vehicle is lowered using the jack.
The scissor jack is a very common vehicle-mounted jack, the overall height of the jack is adjusted by rotating a screw rod, a crank joint is arranged at one end of the screw rod and is of a cake-shaped structure, a connecting hole is formed in the crank joint, when the scissor jack is used, a user inserts the crank into the connecting hole, and then the crank is rotated to enable the screw rod to rotate, so that an automobile is supported or lowered.
In the process of using the jack, a user needs to continuously rotate the crank, so that a large amount of physical power needs to be consumed, and the operation of replacing the tire is labor-consuming and troublesome.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide an electric tool for replacing a tire to solve one or more problems of the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides an electric tool that change tire was used, includes rotary drive device and connecting device, rotary drive device is connected with connecting device, rotary drive device passes through electric drive, rotary drive device is used for driving connecting device rotatory, connecting device is used for being connected with the crank joint of jack.
Furthermore, the rotation driving device comprises an electric wrench and a sleeve, one end of the sleeve is sleeved on an output shaft of the electric wrench, and the sleeve is detachably connected with the electric wrench.
Furthermore, the connecting device comprises a connecting piece and a connector, one end of the connecting piece is inserted into the sleeve, and the other end of the connecting piece is connected with the connector; the connecting head is provided with a connecting groove for inserting the crank joint, the connecting head is provided with a locking hole, a locking rod is inserted in the locking hole and penetrates through the connecting groove, the locking rod is used for penetrating through the connecting hole in the crank joint, a fixing part is further arranged on the connecting head, and the fixing part is used for fixing the locking rod in the locking hole.
Furthermore, the fixing piece is an elastic ring which is sleeved on the connecting head, the elastic ring is in a tightening state, and the elastic ring is in contact with the end faces of the two ends of the locking rod.
Furthermore, the lateral wall of connector is provided with spacing annular, the elasticity ring is located spacing annular.
Furthermore, the edges of the two end faces of the locking rod are provided with arc chamfers.
Furthermore, the connecting piece is the universal shaft, the universal shaft is provided with first bayonet joint near telescopic one end, first bayonet joint and sleeve adaptation plug-in connect in the sleeve, the telescopic one end is provided with the spliced eye is kept away from to the universal shaft, the one end that the connector is close to the universal shaft is provided with the second bayonet joint, the second bayonet joint inserts in the spliced eye, be provided with the fastener on the universal shaft, the fastener is fixed in the spliced eye with the second bayonet joint.
Furthermore, the fastener is a bolt, and the bolt is inserted on the side wall of the universal shaft and is tightly abutted against the side wall of the second plug connector.
Compared with the prior art, the utility model discloses a beneficial technological effect as follows:
when the connecting device is used, the connecting device is connected with a crank joint of the jack, namely, the locking rod is taken out of a locking hole, then the crank joint is inserted into a connecting groove, the locking hole is aligned with the connecting hole in the crank joint, then the locking rod is inserted into the locking hole and the connecting hole, and finally the elastic ring is sleeved on the connecting head and is ensured to be simultaneously contacted with the end faces of the two ends of the locking rod; through the arrangement, the connection between the crank joint and the connector can be realized, and the connector can drive the crank joint to rotate when the electric wrench is started, so that the height adjustment of the jack is realized, and the automobile support can be lifted; after the jack is adjusted to a proper height, a user can detach the connecting device from the sleeve, and then detach the nut on the automobile tire by using the electric wrench and the sleeve, and can also be used for mounting a new tire; to sum up, the utility model discloses not only can conveniently adjust the jack, can also be used for screwing up simultaneously and unscrew automobile tire nut, consequently made things convenient for the user to change labour saving and time saving to automobile tire greatly.
And (II) because the connector is connected with the sleeve through the universal shaft, even if the height of the crank joint is changed in the process of adjusting the height of the jack, a user does not need to adjust the position of the rotary driving device constantly, and the electric tool is convenient to use.
Because the connector can be dismantled with the connecting piece and be connected, consequently when the jack of different specifications is applied to needs, can dismantle the connector from the connecting piece to change the connector with crank joint adaptation, with the in-service use demand that satisfies the difference, the commonality is better.
Drawings
FIG. 1 shows a schematic structural view of a crank joint and attachment holes of a scissor jack;
FIG. 2 is a schematic view of a tire changing power tool connected to a crank joint;
fig. 3 is an exploded view of the overall structure of a power tool for tire replacement;
fig. 4 is an exploded view of the connection head and the structures on the connection head.
In the drawings, the reference numbers:
1. a crank joint; 2. connecting holes; 3. an electric wrench; 4. a sleeve; 5. a cardan shaft; 6. a connector; 7. connecting grooves; 8. a locking hole; 9. a locking lever; 10. an elastic ring; 11. a limiting ring groove; 12. a first plug-in connector; 13. inserting holes; 14. a second plug-in connector; 15. and (4) bolts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following device of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.
Example (b):
referring to fig. 1-4, the present invention discloses an electric tool for replacing a tire, which comprises a rotary driving device and a connecting device. The rotary driving device is connected with the connecting device, the rotary driving device is driven by electric power, the rotary driving device is used for driving the connecting device to rotate, and the connecting device is used for being connected with the crank joint 1 of the jack.
The rotary driving device comprises an electric wrench 3 and a sleeve 4, the specification of the sleeve 4 is the same as that of a nut of an automobile tire, one end of the sleeve 4 is sleeved on an output shaft of the electric wrench 3, the sleeve 4 is detachably connected with the electric wrench 3, and the sleeve 4 is connected with the electric wrench 3 in a common application in the prior art, so that the sleeve 4 is not excessively unfolded.
The connecting device comprises a connecting piece and a connector 6, one end of the connecting piece is inserted in the sleeve 4, and the other end of the connecting piece is connected with the connector 6. The connector 6 is kept away from the terminal surface of connecting piece and is offered and supply crank joint 1 male spread groove 7, has offered locking hole 8 on the connector 6, and the interpolation in locking hole 8 is equipped with check lock lever 9, and check lock lever 9 passes spread groove 7, and check lock lever 9 is used for running through connecting hole 2 on the crank joint 1. Still be provided with the mounting on the connector 6, the mounting is elastic ring 10, and elastic ring 10 cup joints on connector 6, and elastic ring 10 is in the state of tightening, just elastic ring 10 all contacts with the both ends terminal surface of check lock lever 9, and the mounting is used for fixing check lock lever 9 in locking hole 8.
The connecting piece is cardan shaft 5, and cardan shaft 5 is close to the one end of sleeve 4 and is provided with first bayonet joint 12, and first bayonet joint 12 and sleeve 4 adaptation plug connect in the opening of sleeve 4 one end far away from electric spanner 3. One end of the universal shaft 5, which is far away from the sleeve 4, is provided with an inserting hole 13, the inserting hole 13 is a hexagonal hole, one end of the connector 6, which is close to the universal shaft 5, is provided with a second inserting head 14, the second inserting head 14 is matched with the inserting hole 13, and the second inserting head 14 is inserted into the inserting hole 13. The universal shaft 5 is provided with a fastener, and the fastener is used for fixing the second plug connector 14 in the plug hole 13. The fastener is a bolt 15, and the bolt 15 is inserted in the side wall of the universal shaft 5 in a threaded manner and is tightly abutted against the side wall of the second plug connector 14. Through the arrangement, the stable connection between the connector 6 and the universal shaft 5 can be ensured, and the connection and the disassembly are very convenient.
When the connecting device is used, the connecting device is required to be connected with the crank joint 1 of the jack, namely the elastic ring 10 is taken down firstly, the locking rod 9 is taken out of the locking hole 8, then the crank joint 1 is inserted into the connecting groove 7, the locking hole 8 is aligned with the connecting hole 2 on the crank joint 1, then the locking rod 9 is inserted into the locking hole 8 and the connecting hole 2, and finally the elastic ring 10 is sleeved on the connecting head 6 and the end faces of two ends of the elastic ring 10 and the locking rod 9 are ensured to be contacted simultaneously; through the arrangement, the crank joint 1 can be connected with the connector 6, the electric wrench 3 is started, the connector 6 drives the crank joint 1 to rotate, so that the height of the jack is adjusted, and the automobile support can be lifted; after adjusting the jack to a proper height, a user can detach the connecting device from the sleeve 4, and then use the electric wrench 3 and the sleeve 4 to detach the nut on the automobile tire, and also can mount the nut on a new tire; therefore, the electric tool not only can facilitate the user to adjust the height of the jack, but also can be used for screwing and unscrewing the nut of the automobile tire, thereby greatly facilitating the user to replace the automobile tire, and saving time and labor.
In addition, because the connector 6 is connected with the sleeve 4 through the universal shaft 5, even if the height of the crank joint 1 is changed in the process of adjusting the height of the jack, a user does not need to adjust the position of the rotary driving device constantly, and the user can replace tires conveniently.
And because connector 6 and connecting piece can dismantle the connection, consequently when the jack of different specifications is applied to needs, can dismantle connector 6 from the connecting piece to change the connector 6 with crank joint 1 adaptation, with the actual use demand that satisfies the difference, the commonality is better.
In order to improve the stability of the elastic ring 10 when the elastic ring is sleeved on the connector 6, a limiting ring groove 11 is arranged on the outer side wall of the connector 6, the elastic ring 10 is located in the limiting ring groove 11, the limiting ring groove 11 can limit the position of the elastic ring 10, and the elastic ring 10 is ensured to be stably contacted with the locking rod 9.
In order to facilitate the insertion of the locking rod 9 into the locking hole 8, the edges of the two end faces of the locking rod 9 are provided with arc chamfers, and the arc chamfers can also reduce the abrasion of the end faces of the locking rod 9 on the elastic ring 10, so that the elastic ring 10 is protected.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. An electric tool for replacing a tire, characterized in that: the lifting jack is characterized by comprising a rotary driving device and a connecting device, wherein the rotary driving device is connected with the connecting device, the rotary driving device is driven by electric power, the rotary driving device is used for driving the connecting device to rotate, and the connecting device is used for being connected with a crank joint (1) of the lifting jack.
2. A power tool for tire replacement as in claim 1, wherein: the rotary driving device comprises an electric wrench (3) and a sleeve (4), one end of the sleeve (4) is sleeved on an output shaft of the electric wrench (3), and the sleeve (4) is detachably connected with the electric wrench (3).
3. A power tool for tire replacement as in claim 2, wherein: the connecting device comprises a connecting piece and a connector (6), one end of the connecting piece is inserted into the sleeve (4), and the other end of the connecting piece is connected with the connector (6); offer on connector (6) and supply crank joint (1) male spread groove (7), locking hole (8) have been seted up on connector (6), locking hole (8) interpolation is equipped with check lock bar (9), check lock bar (9) pass spread groove (7), check lock bar (9) are used for running through connecting hole (2) on crank joint (1), still be provided with the mounting on connector (6), the mounting is used for fixing check lock bar (9) in locking hole (8).
4. A power tool for tire replacement as in claim 3, wherein: the fixing piece is an elastic ring (10), the elastic ring (10) is sleeved on the connector (6), the elastic ring (10) is in a tightening state, and the elastic ring (10) is in contact with the end faces of the two ends of the locking rod (9).
5. A power tool for tire replacement as in claim 4, wherein: the lateral wall of connector (6) is provided with spacing annular (11), elasticity ring (10) are located spacing annular (11).
6. A power tool for tire replacement as in claim 5, wherein: the edges of the two end faces of the locking rod (9) are provided with arc chamfers.
7. A power tool for tire replacement as in claim 3, wherein: the connecting piece is cardan shaft (5), the one end that cardan shaft (5) is close to sleeve (4) is provided with first bayonet joint (12), first bayonet joint (12) and sleeve (4) adaptation plug connect in sleeve (4), the one end that sleeve (4) were kept away from in cardan shaft (5) is provided with spliced eye (13), the one end that connector (6) are close to cardan shaft (5) is provided with second bayonet joint (14), second bayonet joint (14) insert in spliced eye (13), be provided with the fastener on cardan shaft (5), the fastener is fixed in spliced eye (13) with second bayonet joint (14).
8. A power tool for tire replacement as in claim 7, wherein: the fastener is a bolt (15), and the bolt (15) is inserted on the side wall of the universal shaft (5) and tightly propped against the side wall of the second plug connector (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121034237.3U CN214723764U (en) | 2021-05-14 | 2021-05-14 | Electric tool for replacing tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121034237.3U CN214723764U (en) | 2021-05-14 | 2021-05-14 | Electric tool for replacing tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214723764U true CN214723764U (en) | 2021-11-16 |
Family
ID=78622562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121034237.3U Active CN214723764U (en) | 2021-05-14 | 2021-05-14 | Electric tool for replacing tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214723764U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183072A (en) * | 2021-05-14 | 2021-07-30 | 无锡锐克电动工具有限公司 | Electric tool for replacing tire |
| CN114378762A (en) * | 2022-01-19 | 2022-04-22 | 吴超 | Precision lock nut assembly and disassembly tools |
-
2021
- 2021-05-14 CN CN202121034237.3U patent/CN214723764U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183072A (en) * | 2021-05-14 | 2021-07-30 | 无锡锐克电动工具有限公司 | Electric tool for replacing tire |
| CN114378762A (en) * | 2022-01-19 | 2022-04-22 | 吴超 | Precision lock nut assembly and disassembly tools |
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