CN210828804U - Mounting device and car door structure of pulley - Google Patents
Mounting device and car door structure of pulley Download PDFInfo
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- CN210828804U CN210828804U CN201921462084.5U CN201921462084U CN210828804U CN 210828804 U CN210828804 U CN 210828804U CN 201921462084 U CN201921462084 U CN 201921462084U CN 210828804 U CN210828804 U CN 210828804U
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Abstract
The utility model belongs to the automobile field discloses a mounting device and car door structure of pulley, include: the stepped shaft sleeve comprises a first shaft section and a second shaft section, the outer diameter of the first shaft section is smaller than that of the second shaft section, the outer wall of the second shaft section is used for mounting a pulley, and the pulley is rotatably arranged relative to the second shaft section; the gasket is riveted on the outer wall of the first shaft section; the self-tapping screw is used for fixing the stepped shaft sleeve on the plastic part; when the stepped shaft sleeve is fixed on the plastic part, the pulley is positioned between the gasket and the head of the self-tapping screw, and the pulley is limited in the axial direction of the stepped shaft sleeve through the gasket and the head of the self-tapping screw. The utility model discloses an installation device of pulley, gasket and ladder axle sleeve are riveted in advance and are formed a subassembly to directly use self-tapping screw to fix the ladder axle sleeve and can realize the stable connection of pulley on the working of plastics, not only easy operation need not to imbed metal gasket moreover on the working of plastics, has simplified assembly process.
Description
Technical Field
The utility model belongs to the technical field of the car, in particular to installation device and car door structure of pulley.
Background
In recent years, with the rapid development of economy, the automobile industry in China, particularly the car industry, drives a rapidly-developed rail, and cars gradually enter families of vast majority of people, so that the cars become vehicles frequently used by people in daily life.
The door of the traditional automobile is usually made of sheet metal materials, so that the production cost is high, the production is complex, and the weight is very heavy; the highly integrated and lightweight plastic door plate product is produced at the same time, the installation of the vehicle door is simplified, and the weight of the vehicle door is greatly reduced.
After adopting the plastics door plant, traditional metal guide rail is also simplified into the plastics guide rail, when needs are with glass-frame riser's pulley mounting on the plastics door plant, can't directly adopt riveted mode to fasten the pulley on the plastics door plant, and need imbed a metal gasket on the plastics door plant earlier, then rivet the pulley through pivot and metal gasket, in order to realize fastening the pulley on the plastics door plant, this kind of mode needs imbed a metal gasket on the plastics door plant earlier, not only can increase the technology degree of difficulty, and can increase the complexity of whole installation.
Disclosure of Invention
The utility model aims at providing an installation device and car door structure of pulley not only can install the pulley on the working of plastics steadily, easy and simple to handle, simple process moreover.
The utility model provides a technical scheme as follows:
the utility model also provides an installation device of pulley, include:
the stepped shaft sleeve comprises a first shaft section and a second shaft section, the outer diameter of the first shaft section is smaller than that of the second shaft section, the outer wall of the second shaft section is used for mounting the pulley, and the pulley is rotatably arranged relative to the second shaft section;
the gasket is riveted on the outer wall of the first shaft section;
the self-tapping screw is used for fixing the stepped shaft sleeve on the plastic part;
when the stepped shaft sleeve is fixed on the plastic part, the pulley is positioned between the gasket and the head of the self-tapping screw, and the pulley is limited in the axial direction of the stepped shaft sleeve through the gasket and the head of the self-tapping screw.
Furthermore, one surface of the gasket facing the plastic part is provided with a positioning part;
the positioning part is used for being matched with the protruding part on the plastic part, and the gasket is positioned in the radial direction of the stepped shaft sleeve.
Further, the positioning part is a protruding part protruding towards the plastic part;
the side wall of the bulge part is used for abutting against the side wall of the bulge part.
Further, the outer shape of the protruding part is a circular arc.
Furthermore, the number of the positioning parts is multiple, and the plurality of the positioning parts are arranged at intervals along the radial direction of the stepped shaft sleeve.
Furthermore, one end of the gasket is bent towards one side of the pulley to form a bent part;
the bending part is arranged along the axial extension of the stepped shaft sleeve and used for limiting the steel wire rope on the pulley.
Furthermore, a plurality of limiting parts protruding towards the pulley are arranged on the bending part;
the plurality of limiting parts are arranged at intervals along the length direction of the bending part.
Further, the cross section of the limiting part is arc-shaped.
Furthermore, the head of the self-tapping screw is a hexagonal flange head;
the screw rod of the self-tapping screw comprises a threaded section and a smooth section, and the threaded section is connected with the head part through the smooth section;
when the stepped shaft sleeve is fixed on the plastic part, the stepped shaft sleeve is arranged on the smooth section, and the thread section is arranged on the plastic part.
On the other hand, the utility model also provides an automobile door structure, which comprises a plastic door plate, a pulley and a mounting device of the pulley;
the pulley is rotatably arranged on the outer wall of the second shaft section;
the mounting device fixes the pulley on the plastic door panel.
Through the utility model provides a pair of installation device and car door structure of pulley, the beneficial effect that can bring is:
the utility model discloses an installation device of pulley, gasket and ladder axle sleeve rivet in advance and form a subassembly, when needs are installed the pulley on the working of plastics, locate the pulley housing on the second axle section, then directly use self-tapping screw to fix the ladder axle sleeve and can realize the stable connection of pulley on the working of plastics, not only easy operation need not to imbed metal gasket moreover on the working of plastics, has simplified assembly process.
According to the automobile door structure, the door plate is made of plastic, the weight of the door structure can be reduced, in addition, the pulley and the plastic door plate are installed and connected through the installation device, the operation is simple, a metal gasket does not need to be embedded in the plastic door plate, and the assembly process is simplified.
Drawings
The above features, technical characteristics, advantages and realisations of a pulley mounting device and an automotive door structure will be further explained in a clearly understandable manner, in connection with the accompanying drawings, which illustrate preferred embodiments.
Fig. 1 is a first schematic structural diagram of a pulley mounting device of the present invention;
fig. 2 is a schematic structural view of a pulley mounting device according to the present invention;
fig. 3 is a schematic structural view of a stepped shaft sleeve of a pulley mounting device according to the present invention;
fig. 4 is a schematic view of a connection structure between a gasket and a stepped shaft sleeve of a pulley mounting device according to the present invention;
FIG. 5 is a cross-sectional view of the pulley mounting apparatus of the present invention mounting the pulley to a plastic member;
FIG. 6 is a schematic structural view of the pulley mounting apparatus of the present invention mounting the pulley on a plastic member;
fig. 7 is a schematic structural view of a tapping screw of a pulley mounting device according to the present invention;
fig. 8 is a schematic structural view of a gasket of a pulley mounting device according to the present invention;
FIG. 9 is a schematic view of the gasket of the present invention assembled with a plastic part;
FIG. 10 is an enlarged view at A in FIG. 9;
fig. 11 is a schematic structural view of a plastic article of the present invention.
Description of the reference numerals
1. A stepped shaft sleeve; 11. a first shaft section; 12. a second shaft section; 2. a gasket; 21. a positioning part; 22. a bending part; 221. a limiting part; 3. a self-tapping screw; 31. a head portion; 32. a threaded segment; 33. a smooth section; 4. a pulley; 5. a plastic part; 51. a boss portion; 52. a reinforcing portion; 53. and (5) reinforcing ribs.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the utility model provides an installation device of pulley please refer to fig. 1 and 2, and installation device of this pulley includes ladder axle sleeve 1, gasket 2 and self-tapping screw 3.
Referring to fig. 3, the stepped shaft sleeve 1 includes a first shaft section 11 and a second shaft section 12, an outer diameter of the first shaft section 11 is smaller than an outer diameter of the second shaft section 12, an outer wall of the second shaft section 12 is used for mounting the pulley 4, and the pulley 4 is rotatably disposed relative to the second shaft section 12.
Referring to fig. 4, the spacer 2 is riveted to the outer wall of the first shaft section 11, and the stepped shaft sleeve 1 and the spacer 2 are riveted to form an assembly.
Referring to fig. 5 and 6, the tapping screw 3 is used to fix the stepped bushing 1 to the plastic member 5; when the stepped bushing 1 is fixed on the plastic part 5, the pulley 4 is positioned between the gasket 2 and the head 31 of the tapping screw 3, and the pulley 4 is limited in the axial direction of the stepped bushing 1 by the gasket 2 and the head 31 of the tapping screw 3.
In this embodiment, the stepped bushing 1, the spacer 2, and the tapping screw 3 are made of metal, and the pulley 4 and the plastic member 5 are made of plastic. When the stepped shaft sleeve 1 is fixed on the plastic piece 5 by the tapping screw 3, the gasket 2 is riveted on the outer wall of the first shaft section 11, the pulley 4 is sleeved on the outer wall of the second shaft section 12 of the stepped shaft sleeve 1, the pulley 4 can be limited by the head 31 of the tapping screw 3 and the gasket 2, and then the pulley 4 is connected with the plastic piece 5; the utility model discloses an installation device of pulley, gasket 2 and ladder axle sleeve 1 rivet in advance and form a subassembly, when needs install pulley 4 on working of plastics 5, locate second axle section 12 with pulley 4 cover on, then directly use self-tapping screw 3 to fix ladder axle sleeve 1 and can realize pulley 4's stable connection on working of plastics 5, not only easy operation need not to imbed metal gasket on working of plastics 5 moreover, have simplified assembly process.
In one embodiment, referring to fig. 5 and 7, the head 31 of the tapping screw 3 is a hexagonal flange head; the screw of the tapping screw 3 comprises a threaded section 32 and a smooth section 33, and the threaded section 32 is connected with the head 31 through the smooth section 33; when the stepped shaft sleeve 1 is fixed on the plastic part 5, the stepped shaft sleeve 1 is arranged on the smooth section 33, and the threaded section 32 is arranged on the plastic part 5.
In this embodiment, carry on spacingly through the hexagon flange head to pulley 4, can improve pulley 4's stability, prevent that pulley 4 from droing from ladder axle sleeve 1, when self-tapping screw 3 was fixed in working of plastics 5 with ladder axle sleeve 1 on, self-tapping screw 3 passed ladder axle sleeve 1's shaft hole, made screw thread section 32 screw in working of plastics 5 on to make smooth section 33 and ladder axle sleeve 1's shaft hole cooperation, and then realize ladder axle sleeve 1 and working of plastics 5's fixed connection.
In one embodiment, referring to fig. 8 to 11, a positioning portion 21 is disposed on a surface of the gasket 2 facing the plastic member 5; the positioning part 21 is used for matching with the convex part 51 on the plastic part 5 to position the gasket 2 in the radial direction of the stepped shaft sleeve 1. Pulley 4 sets up on ladder axle sleeve 1, and when pulley 4 rotated under wire rope's exogenic action, ladder axle sleeve 1 can receive radial force, and ladder axle sleeve 1 may rock in radial production, can drive gasket 2 and rock when ladder axle sleeve 1 rocks. After the positioning part 21 is arranged on the gasket 2, the gasket 2 can be positioned in the radial direction of the stepped shaft sleeve 1 through the matching of the positioning part 21 and the protruding part 51 on the plastic part 5, the force is buffered, and the gasket 2 and the stepped shaft sleeve 1 are prevented from shaking when the pulley 4 rotates.
The positioning portion 21 may be a groove, the protrusion 51 on the plastic part 5 is disposed in the groove, and the positioning of the gasket 2 in the radial direction of the stepped shaft sleeve 1 is realized through the matching of the groove and the protrusion 51.
Preferably, the positioning portion 21 may also be a protruding portion protruding toward the plastic piece 5, and a side wall of the protruding portion is used for abutting against a side wall of the protruding portion 51. Protruding portion 51 on the working of plastics 5 sets up towards gasket 2, and lateral wall through protruding portion and the lateral wall butt of the protruding portion 51 on the working of plastics 5 also can realize radially carrying on spacingly to gasket 2 at ladder axle sleeve 1. After the stepped shaft sleeve 1 is fixed with the plastic part 5, the top surface of the protruding part is abutted against the plastic part 5, so that the gasket 2 is further limited in the axial direction of the stepped shaft sleeve 1. The shape of the convex part can be rectangular, circular arc and the like.
In this embodiment, the positioning portion 21 is disposed to cooperate with the protruding portion 51 on the plastic member 5, so that the force can be buffered when the pulley 4 rotates, and the gasket 2 and the stepped shaft sleeve 1 are prevented from shaking.
The number of the positioning portions 21 may be plural, the plural positioning portions 21 are arranged at intervals in the radial direction of the stepped shaft sleeve 1, and the provision of the plural positioning portions 21 can improve the positioning stability of the gasket 2.
In one embodiment, referring to fig. 8, one end of the gasket 2 is bent toward one side of the pulley 4 to form a bent portion 22; the bending part 22 extends along the axial direction of the stepped shaft sleeve 1 and is used for limiting the steel wire rope on the pulley 4. In the sliding process of the steel wire rope on the pulley 4, the steel wire rope can be limited through the bending part 22, and the steel wire rope is prevented from being separated from the pulley 4.
Preferably, the bending part 22 is provided with a plurality of limiting parts 221 protruding towards the pulley 4; the plurality of stopper portions 221 are provided at intervals along the longitudinal direction of the bent portion 22. The bending portion 22 is provided with a plurality of stopper portions 221, and the stopper effect on the wire rope can be further improved by the cooperation of the stopper portions 221. The cross section of the stopper 221 is circular arc. When the wire rope is separated from the pulley 4, the arc-shaped limiting part 221 can limit the wire rope and prevent the wire rope from being scraped to protect the wire rope.
The embodiment of the present invention further provides an automobile door structure, please refer to fig. 5 and 6, which includes a plastic part 5, a pulley 4 and an installation device of the pulley in any of the above embodiments; the plastic piece 5 is a plastic door plate, the pulley 4 is rotatably arranged on the outer wall of the second shaft section 12, and the pulley 4 is fixed on the plastic piece 5 by the mounting device.
Referring to fig. 3, the mounting device of the pulley 4 includes a stepped bushing 1, a spacer 2 and a tapping screw 3; the stepped shaft sleeve 1 comprises a first shaft section 11 and a second shaft section 12, the outer diameter of the first shaft section 11 is smaller than that of the second shaft section 12, the outer wall of the second shaft section 12 is used for mounting the pulley 4, and the pulley 4 can be rotatably arranged relative to the second shaft section 12.
Referring to fig. 4, the spacer 2 is riveted to the outer wall of the first shaft section 11, and the stepped shaft sleeve 1 and the spacer 2 are riveted to form an assembly. The self-tapping screw 3 is used for fixing the stepped shaft sleeve 1 on the plastic part 5; when the stepped bushing 1 is fixed on the plastic part 5, the pulley 4 is positioned between the gasket 2 and the head 31 of the tapping screw 3, and the pulley 4 is limited in the axial direction of the stepped bushing 1 by the gasket 2 and the head 31 of the tapping screw 3. The stepped shaft sleeve 1, the gasket 2 and the self-tapping screw 3 are made of metal materials respectively, and the pulley 4 and the plastic piece 5 are made of plastic materials respectively.
After the pulley 4 is sleeved on the outer wall of the second shaft section 12, the stepped shaft sleeve 1 is fixed on the plastic part 5 through the tapping screw 3, the pulley 4 is limited through the head 31 of the tapping screw 3 and the gasket 2, and then the pulley 4 is connected with the plastic part 5.
In the automobile door structure of the embodiment, the door plate is made of plastic, so that the weight of the door structure can be reduced, and in addition, the pulley 4 and the plastic door plate are installed and connected through the installation device, so that the operation is simple, a metal gasket is not required to be embedded into the plastic door plate, and the assembly process is simplified.
In one embodiment, referring to fig. 5 and 7, the head 31 of the tapping screw 3 is a hexagonal flange head; the screw of the tapping screw 3 comprises a threaded section 32 and a smooth section 33, and the threaded section 32 is connected with the head 31 through the smooth section 33; when the stepped shaft sleeve 1 is fixed on the plastic part 5, the stepped shaft sleeve 1 is arranged on the smooth section 33, and the threaded section 32 is arranged on the plastic part 5.
In this embodiment, carry on spacingly through the hexagon flange head to pulley 4, can improve pulley 4's stability, prevent that pulley 4 from droing from ladder axle sleeve 1, when self-tapping screw 3 was fixed in working of plastics 5 with ladder axle sleeve 1 on, self-tapping screw 3 passed ladder axle sleeve 1's shaft hole, made screw thread section 32 screw in working of plastics 5 on to make smooth section 33 and ladder axle sleeve 1's shaft hole cooperation, and then realize ladder axle sleeve 1 and working of plastics 5's fixed connection.
In one embodiment, referring to fig. 8 to 11, a positioning portion 21 is disposed on a surface of the gasket 2 facing the plastic member 5; the positioning part 21 is used for matching with the convex part 51 on the plastic part 5 to position the gasket 2 in the radial direction of the stepped shaft sleeve 1. Pulley 4 sets up on ladder axle sleeve 1, and when pulley 4 rotated under wire rope's exogenic action, ladder axle sleeve 1 can receive radial force, and ladder axle sleeve 1 may rock in radial production, can drive gasket 2 and rock when ladder axle sleeve 1 rocks. After the positioning part 21 is arranged on the gasket 2, the gasket 2 can be positioned in the radial direction of the stepped shaft sleeve 1 through the matching of the positioning part 21 and the protruding part 51 on the plastic part 5, the force is buffered, and the gasket 2 and the stepped shaft sleeve 1 are prevented from shaking when the pulley 4 rotates.
The positioning portion 21 may be a groove, the protrusion 51 on the plastic part 5 is disposed in the groove, and the positioning of the gasket 2 in the radial direction of the stepped shaft sleeve 1 is realized through the matching of the groove and the protrusion 51.
Preferably, the positioning portion 21 may also be a protruding portion protruding toward the plastic piece 5, and a side wall of the protruding portion is used for abutting against a side wall of the protruding portion 51. Protruding portion 51 on the working of plastics 5 sets up towards gasket 2, and lateral wall through protruding portion and the lateral wall butt of the protruding portion 51 on the working of plastics 5 also can realize radially carrying on spacingly to gasket 2 at ladder axle sleeve 1. After the stepped shaft sleeve 1 is fixed with the plastic part 5, the top surface of the protruding part is abutted against the plastic part 5, so that the gasket 2 is further limited in the axial direction of the stepped shaft sleeve 1. The shape of the convex part can be rectangular, circular arc and the like.
In this embodiment, the positioning portion 21 is disposed to cooperate with the protruding portion 51 on the plastic member 5, so that the force can be buffered when the pulley 4 rotates, and the gasket 2 and the stepped shaft sleeve 1 are prevented from shaking.
The number of the positioning portions 21 may be plural, the plural positioning portions 21 are arranged at intervals in the radial direction of the stepped shaft sleeve 1, and the provision of the plural positioning portions 21 can improve the positioning stability of the gasket 2.
In one embodiment, referring to fig. 8, one end of the gasket 2 is bent toward one side of the pulley 4 to form a bent portion 22; the bending part 22 extends along the axial direction of the stepped shaft sleeve 1 and is used for limiting the steel wire rope on the pulley 4. In the sliding process of the steel wire rope on the pulley 4, the steel wire rope can be limited through the bending part 22, and the steel wire rope is prevented from being separated from the pulley 4.
Preferably, the bending part 22 is provided with a plurality of limiting parts 221 protruding towards the pulley 4; the plurality of stopper portions 221 are provided at intervals along the longitudinal direction of the bent portion 22. The bending portion 22 is provided with a plurality of stopper portions 221, and the stopper effect on the wire rope can be further improved by the cooperation of the stopper portions 221. The cross section of the stopper 221 is circular arc. When the wire rope is separated from the pulley 4, the arc-shaped limiting part 221 can limit the wire rope and prevent the wire rope from being scraped to protect the wire rope.
In one embodiment, a reinforcing portion 52 is further disposed on a surface of the plastic member 5 facing the gasket 2, and the reinforcing portion 52 is in contact with the bent portion 22. When the steel wire rope is about to be separated from the pulley 4, a force is applied to the bent portion 22, the reinforcing portion 52 is in contact with the bent portion 22, and the force applied to the bent portion 22 can be buffered by the reinforcing portion 52, so that the bent portion 22 is protected and the bent portion 22 is prevented from being damaged. A plurality of ribs 53 are connected to the surface of the reinforcing portion 52 remote from the bent portion 22, and the stability of the reinforcing portion 52 can be improved by the ribs 53.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A mounting apparatus for a sheave, comprising:
the stepped shaft sleeve comprises a first shaft section and a second shaft section, the outer diameter of the first shaft section is smaller than that of the second shaft section, the outer wall of the second shaft section is used for mounting the pulley, and the pulley is rotatably arranged relative to the second shaft section;
the gasket is riveted on the outer wall of the first shaft section;
the self-tapping screw is used for fixing the stepped shaft sleeve on the plastic part;
when the stepped shaft sleeve is fixed on the plastic part, the pulley is positioned between the gasket and the head of the self-tapping screw, and the pulley is limited in the axial direction of the stepped shaft sleeve through the gasket and the head of the self-tapping screw.
2. A mounting apparatus for a pulley according to claim 1,
one surface of the gasket facing the plastic part is provided with a positioning part;
the positioning part is used for being matched with the protruding part on the plastic part, and the gasket is positioned in the radial direction of the stepped shaft sleeve.
3. A mounting apparatus for a pulley according to claim 2,
the positioning part is a protruding part protruding towards the plastic part;
the side wall of the bulge part is used for abutting against the side wall of the bulge part.
4. A mounting apparatus for a pulley according to claim 3,
the shape of the convex part is circular arc.
5. A mounting apparatus for a pulley according to claim 2,
the number of the positioning parts is multiple, and the plurality of the positioning parts are arranged at intervals along the radial direction of the stepped shaft sleeve.
6. A mounting device for pulleys according to any one of claims 1 to 4,
one end of the gasket is bent towards one side of the pulley to form a bent part;
the bending part is arranged along the axial extension of the stepped shaft sleeve and used for limiting the steel wire rope on the pulley.
7. A mounting apparatus for a pulley according to claim 6,
the bending part is provided with a plurality of limiting parts which are convexly arranged towards the pulley;
the plurality of limiting parts are arranged at intervals along the length direction of the bending part.
8. A mounting apparatus for a pulley according to claim 7,
the cross section of the limiting part is arc-shaped.
9. A mounting device for pulleys according to any one of claims 1 to 5,
the head of the self-tapping screw is a hexagonal flange head;
the screw rod of the self-tapping screw comprises a threaded section and a smooth section, and the threaded section is connected with the head part through the smooth section;
when the stepped shaft sleeve is fixed on the plastic part, the stepped shaft sleeve is arranged on the smooth section, and the thread section is arranged on the plastic part.
10. An automotive door structure, comprising a plastic door panel, a pulley and a mounting device for the pulley as claimed in any one of claims 1 to 9;
the pulley is rotatably arranged on the outer wall of the second shaft section;
the mounting device fixes the pulley on the plastic door panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921462084.5U CN210828804U (en) | 2019-09-04 | 2019-09-04 | Mounting device and car door structure of pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921462084.5U CN210828804U (en) | 2019-09-04 | 2019-09-04 | Mounting device and car door structure of pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210828804U true CN210828804U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921462084.5U Active CN210828804U (en) | 2019-09-04 | 2019-09-04 | Mounting device and car door structure of pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210828804U (en) |
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2019
- 2019-09-04 CN CN201921462084.5U patent/CN210828804U/en active Active
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