Pulley assembly structure, vehicle window glass lifting device and vehicle

Abstract

The utility model discloses a pulley assembly structure, a vehicle window glass lifting device and a vehicle, the assembly structure comprises a pin shaft fixed on a guide rail bottom plate, and one end of the pin shaft far away from the guide rail bottom plate is provided with a clamping groove; the pulley is provided with a pin shaft hole in the axial direction of the pulley, a plurality of buckles are arranged at one end of the pulley and arranged at intervals in the circumferential direction of the pin shaft hole, and the pin shaft is inserted into the pin shaft hole in a matched mode so that the buckles can be clamped in the clamping grooves in a matched mode. The pulley is further provided with a wire pulling groove, a groove opening and a driving part, the wire pulling groove is arranged in the circumferential direction of the pulley in a surrounding mode, the groove opening is formed in the side wall of the wire pulling groove, and the driving part is arranged on the side wall of the pulley. According to the utility model, the installation of the pulley is realized by adopting a clamping mode, no special tool is needed, and the installation of the stay wire is assisted by arranging the notch and the driving part, so that the whole installation process is very convenient, and the assembly efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of window glass, and further relates to a pulley assembly structure, a window glass lifting device and a vehicle. Background Art

[0002] The window regulator is a key component of the window opening and closing system of an automobile door. There are various types of window regulators on the market, including single-arm window regulators, double-arm window regulators, rope-wheel window regulators, belt window regulators, etc. At present, the rope-wheel window regulator is the mainstream development both at home and abroad.

[0003] For the rotating wheel part of the window regulator and the connection between the guide rail and the rotating wheel, a pin or a pivot screw is required as an intermediate carrier, and the connection is made by spin riveting or press riveting. The spin riveting or press riveting connection method requires an operator to operate with tools such as a press riveting machine or a wrench. In scenarios with high precision requirements, even specialized technicians are needed to operate; and after the pulley is installed, the installation of the wire rope is also inconvenient.

[0004] Therefore, it is necessary to design a pulley assembly structure, a window glass lifting device and a vehicle to solve the above problems. Summary of the Utility Model

[0005] Aiming at the above technical problems, the purpose of the utility model is to provide a pulley assembly structure, a window glass lifting device and a vehicle, which realize the installation of the pulley by means of snap connection, without the need for professional tools, and assist in installing the wire rope by setting a notch and a driving part, making the whole installation process extremely convenient and improving the assembly efficiency.

[0006] To achieve the above purpose, the utility model provides a pulley assembly structure, including:

[0007] A pin, which is fixed on the guide rail bottom plate, and a clamping groove is arranged at one end of the pin away from the guide rail bottom plate, and the clamping groove surrounds the pin in a circumferential direction.

[0008] A pulley, which is provided with a pin hole along its axial direction, and a plurality of clamping buckles are arranged at one end of the pulley, and the plurality of clamping buckles are arranged at intervals along the circumferential direction of the pin hole. The pin is adaptively inserted into the pin hole, so that the plurality of clamping buckles are adaptively clamped in the clamping groove.

[0009] A wire rope groove, a notch and a driving part are further arranged on the pulley. The wire rope groove surrounds the pulley in a circumferential direction. The notch is arranged on the side wall of the wire rope groove, and the driving part is arranged on the side wall of the pulley for driving the pulley to rotate around the pin.

[0010] In some embodiments, the card slot is an arc-shaped slot or a trapezoidal slot, and a chamfer is provided at one end of the pin shaft away from the guide rail bottom plate.

[0011] In some embodiments, the buckle is integrally provided with the pulley, and the buckle extends a preset length along the circumferential direction of the pin shaft hole;

[0012] One end of the buckle away from the pulley is obliquely bent and extends a preset length towards the axis line of the pulley.

[0013] In some embodiments, three buckles are provided, and the three buckles are evenly spaced along the axial direction of the pin shaft hole. An arc-shaped slot is provided at the middle position of each end of the buckle away from the pulley.

[0014] In some embodiments, the slot openings respectively penetrate through one side wall of the wire drawing slot along the axis direction of the pulley;

[0015] Or, the slot openings respectively penetrate through both side walls of the wire drawing slot along the axis direction of the pulley.

[0016] In some embodiments, two slot openings are provided, and the two slot openings are symmetrically arranged on both sides of the pulley. The depth of the slot opening is less than the depth of the wire drawing slot.

[0017] In some embodiments, the driving part includes a plurality of driving holes, and the plurality of driving holes are spaced along the circumferential direction of the pin shaft hole. The driving holes penetrate through the pulley along the axis direction of the pulley;

[0018] Or, the driving part includes a plurality of driving shafts, and the plurality of driving shafts are spaced along the circumferential direction of the pin shaft hole. The driving shafts are fixed on the side wall of the pulley, and the driving shafts are parallel to the axis direction of the pulley;

[0019] Or, the driving part includes a peach-shaped column, the peach-shaped column is fixed on the side wall of the pulley, and the pin shaft hole penetrates through the peach-shaped column.

[0020] According to another aspect of the present invention, the present invention further provides a window glass lifting device, including the pulley assembly structure described in any one of the above, and further including:

[0021] A slider, a guide rail is provided on the guide rail bottom plate, and the slider is adaptively connected to the guide rail;

[0022] A wire winding cylinder, the wire winding cylinder is rotatably arranged on the guide rail bottom plate, and a first wire and a second wire are wound on the wire winding cylinder;

[0023] There are two pulley assembly structures provided. The two pulleys are respectively located on both sides of the slider. One end of the first cable away from the wire winding cylinder bypasses one of the pulleys and is connected to one end of the slider, and one end of the second cable away from the wire winding cylinder bypasses the other pulley and is connected to the other end of the slider. Driving the wire winding cylinder to rotate can drive the slider to reciprocate along the axial direction of the guide rail.

[0024] In some embodiments, a first fixing clip is provided at one end of the first cable away from the wire winding cylinder, and a first fixing groove is provided on the slider. The first fixing clip is adaptively clamped in the first fixing groove, so that the first cable is detachably connected to the slider.

[0025] A second fixing clip is provided at one end of the second cable away from the wire winding cylinder, and a second fixing groove is provided on the slider. The second fixing clip is adaptively clamped in the second fixing groove, so that the second cable is detachably connected to the slider.

[0026] According to another aspect of the present invention, the present invention further provides a vehicle, including the window glass lifting device as described above.

[0027] Compared with the prior art, the pulley assembly structure, the window glass lifting device and the vehicle provided by the present invention have the following beneficial effects:

[0028] In the present invention, the pulley is installed by means of snap connection, without the need for professional tools, reducing parts such as metal gaskets, shaft pins or locking screws and the assembly process, improving the assembly efficiency; by providing a notch and a driving part to assist in installing the cable, when assembling the cable, the cable first straddles obliquely on the notch, and the driving part rotates the pulley to make the cable enter the cable groove, so as to realize the installation of the cable; the entire installation process of this pulley assembly structure is extremely convenient, improving the assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The above characteristics, technical features, advantages and their implementation manners of the present invention will be further described below in a clear and easy-to-understand manner in combination with the drawings in the preferred embodiments.

[0030] Figure 1 is a schematic structural diagram of a pulley in a preferred embodiment of the present invention;

[0031] Figure 2 is a cross-sectional view of a pulley assembly structure in a preferred embodiment of the present invention;

[0032] Figure 3 is a schematic structural diagram of a pulley in another preferred embodiment of the present invention;

[0033] Figure 4It is a schematic structural diagram of a window glass lifting device according to a preferred embodiment of the present utility model;

[0034] Figure 5 It is a partial structural schematic diagram of a window glass lifting device according to a preferred embodiment of the present utility model;

[0035] Figure 6 It is a schematic structural diagram of a guide rail bottom plate according to a preferred embodiment of the present utility model;

[0036] Figure 7 It is a partial structural schematic diagram of a guide rail bottom plate according to a preferred embodiment of the present utility model;

[0037] Figure 8 It is a schematic installation structure diagram of a wire rope according to a preferred embodiment of the present utility model;

[0038] Figure 9 It is a schematic structural diagram of a slider according to a preferred embodiment of the present utility model.

[0039] Explanation of reference numerals in the attached drawings:

[0040] Pin shaft 1, clamping groove 11, pulley 2, pin shaft hole 21, buckle 22, arc groove 221, wire rope groove 23, notch 24, driving part 25, weight reduction hole 26, guide rail bottom plate 3, guide rail 31, slider 4, first fixing groove 41, second fixing groove 42, wire winding cylinder 5, first wire rope 51, first fixing clip 511, second wire rope 52, second fixing clip 521. Detailed implementation manners

[0041] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the specific implementation manners of the present utility model will be described below with reference to the accompanying drawings. Obviously, the accompanying drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings, and other implementation manners can also be obtained.

[0042] To make the drawings concise, only the parts related to the utility model are schematically shown in each drawing, and they do not represent the actual structure of the product. In addition, to make the drawings concise and easy to understand, in some drawings, parts with the same structure or function are only schematically shown for one of them, or only one of them is marked. In this article, "one" not only means "only this one", but also means the situation of "more than one".

[0043] It should be further understood that the term "and / or" used in the specification and claims of the present application refers to any combination and all possible combinations of one or more of the related listed items, and includes these combinations.

[0044] In this text, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "linkage" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0045] In addition, in the description of this application, the terms "first", "second", etc. are only used for distinguishing descriptions and cannot be understood as indicating or implying relative importance.

[0046] In one embodiment, referring to the attached drawings of the specification Figures 1 to 3 , a pulley assembly structure provided by the present utility model includes: a pin shaft 1 and a pulley 2. The pin shaft 1 is fixed on the guide rail bottom plate. A clamping groove 11 is arranged at one end of the pin shaft 1 away from the guide rail bottom plate, and the clamping groove 11 surrounds the pin shaft in a circumferential direction for one week. The pulley 2 is provided with a pin hole 21 along its axial direction. A plurality of clamping buckles 22 are arranged at one end of the pulley 2, and the plurality of clamping buckles 22 are arranged at intervals along the circumferential direction of the pin hole 21. The pin shaft 1 is adaptively inserted into the pin hole 21 so that the plurality of clamping buckles 22 are adaptively clamped in the clamping groove 11. A wire drawing groove 23, a notch 24 and a driving part 25 are further arranged on the pulley 2. The wire drawing groove 23 surrounds the pulley in a circumferential direction for one week. The notch 24 is arranged on the side wall of the wire drawing groove 23, and the driving part 25 is arranged on the side wall of the pulley 2 for driving the pulley 2 to rotate around the pin shaft 1.

[0047] Specifically, the pin shaft 1 is of a cylindrical structure. The bottom of the pin shaft 1 is integrally provided with the guide rail bottom plate. The clamping groove 11 is an arc-shaped groove or a trapezoidal groove, and a chamfer is arranged at one end of the pin shaft 1 away from the guide rail bottom plate. By setting the top end of the pin shaft 1 as an inclined chamfer or an arc-shaped chamfer, the assembly of the pulley 2 is more smooth.

[0048] The axial direction of the pulley 2 refers to Figure 2 the up and down direction in

[0049] . The clamping buckles 22 are integrally provided with the pulley 2, and the clamping buckles 22 extend a preset length along the circumferential direction of the pin hole 21; one end of the clamping buckle 22 away from the pulley 2 is obliquely bent and extends a preset length towards the axis line of the pulley. A plurality of spaced weight-reducing holes 26 are arranged on both side walls of the pulley 2. By arranging the weight-reducing holes 26, the weight of the pulley 2 can be reduced, and at the same time, materials can be saved and costs can be reduced.

[0049] Exemplarily, three clamping buckles 22 are arranged, and the three clamping buckles 22 are evenly arranged at intervals along the axial direction of the pin hole. An arc-shaped groove 221 is arranged at the middle position of one end of each clamping buckle 22 away from the pulley 2. The bottom of the arc-shaped groove 221 can be used as a reinforcing rib to connect the clamping buckle bodies on both sides. This structure can improve the strength of the clamping buckle 22 and effectively improve the service life of the clamping buckle 22.

[0050] The notch 24 penetrates through one side wall of the wire drawing groove 23 along the axial direction of the pulley 2 respectively; or, the notch 24 penetrates through both side walls of the wire drawing groove 23 along the axial direction of the pulley 2 respectively.

[0051] Exemplarily, there are two notches 24, and the two notches 24 are symmetrically arranged on both sides of the pulley 2. The depth of the notch 24 is less than the depth of the wire drawing groove 23. When installing the wire, first place the wire obliquely across the notch 24, and rotate the pulley 2 through the driving part 25 so that the wire smoothly slides into the wire drawing groove 23; by setting the depth of the notch 24 to be less than the depth of the wire drawing groove 23, after the wire is installed in the wire drawing groove 23, the wire will also be blocked at the position of the notch 24, which can avoid wire abrasion.

[0052] The driving part 25 includes a plurality of driving holes, and the plurality of driving holes are arranged at intervals along the circumferential direction of the pin shaft hole 21. The driving holes penetrate through the pulley 2 along the axial direction of the pulley 2; or, the driving part 25 includes a plurality of driving shafts, and the plurality of driving shafts are arranged at intervals along the circumferential direction of the pin shaft hole 21. The driving shafts are fixed on the side wall of the pulley 2, and the driving shafts are parallel to the axial direction of the pulley 2.

[0053] Exemplarily, the driving part 25 includes four driving holes, and the four driving holes penetrate through the pulley 2 along the axial direction of the pulley 2. When it is necessary to rotate the pulley 2, insert the tool into the driving hole and pull the tool to rotate the pulley 2.

[0054] Exemplarily, referring to the attached drawings of the specification Figure 3 , the driving part 25 includes a peach-shaped column, the peach-shaped column is fixed on the side wall of the pulley 2, and the pin shaft hole 21 penetrates through the peach-shaped column. When it is necessary to rotate the pulley 2, sleeved the tool on the peach-shaped column and pull the tool to rotate the pulley 2.

[0055] In this embodiment, the pulley 2 is installed by means of snap connection, without the need for professional tools, reducing parts such as metal gaskets, shaft pins or locking screws and the assembly process, and improving the assembly efficiency; by providing the notch 24 and the driving part 25 to assist in installing the wire, when assembling the wire, the wire is first placed obliquely across the notch 24, and the pulley 2 is rotated through the driving part 25 to make the wire enter the wire drawing groove 23, so as to realize the installation of the wire; the entire installation process of this pulley assembly structure is extremely convenient, improving the assembly efficiency.

[0056] According to another aspect of the present invention, referring to the attached drawings of the specification Figures 4 to 9, the present utility model further provides a window glass lifting device, which includes the pulley assembly structure described in any one of the above, and further includes: a slider 4 and a wire winding cylinder 5. A guide rail 31 is provided on the guide rail bottom plate 3, and the slider 4 is adaptively connected to the guide rail 31. The wire winding cylinder 5 is rotatably arranged on the guide rail bottom plate 3, and a first wire 51 and a second wire 52 are wound around the wire winding cylinder 5; there are two pulley assembly structures, and the two pulleys 2 are respectively located on both sides of the slider 4. One end of the first wire 51 away from the wire winding cylinder 5 bypasses one pulley 2 and is connected to one end of the slider 4, and one end of the second wire 52 away from the wire winding cylinder 5 bypasses the other pulley 2 and is connected to the other end of the slider 4. Driving the wire winding cylinder 5 to rotate can drive the slider 4 to reciprocate along the axis direction of the guide rail 31.

[0057] Further, referring to the accompanying drawings of the specification Figure 9 , one end of the first wire 51 away from the wire winding cylinder 5 is provided with a first fixing clip 511, and a first fixing groove 41 is provided on the slider 4. The first fixing clip 511 is adaptively clamped in the first fixing groove 41, so that the first wire 51 is detachably connected to the slider 4; one end of the second wire 52 away from the wire winding cylinder 5 is provided with a second fixing clip 521, and a second fixing groove 42 is provided on the slider 4. The second fixing clip 521 is adaptively clamped in the second fixing groove 42, so that the second wire 52 is detachably connected to the slider 4.

[0058] In this embodiment, first wind one end of the first wire 51 around the wire winding cylinder 5, then pass the other end of the first wire 51 through the first fixing clip 511 and clamp it in the first fixing groove 41, and finally make the middle part of the first wire 51 straddle obliquely on the notch 24. At this time, the first wire 51 is in a taut state. By driving the pulley 2 to rotate through the driving part 25, the first wire 51 enters the wire groove 23, and the first wire 51 in the wire groove 23 is still in a taut state, thus realizing the installation of the first wire 51; the installation method of the second wire 52 is the same as that of the first wire 51. The whole installation process of this window glass lifting device is extremely convenient, improving the assembly efficiency.

[0059] According to another aspect of the present utility model, the present utility model further provides a vehicle, which includes the window glass lifting device as described above.

[0060] In the above embodiments, the descriptions of each embodiment have their own emphases. For the parts not described in detail or recorded in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0061] It should be noted that the above embodiments can be freely combined according to needs. The above are only the preferred embodiments of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and refinements can still be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. A pulley assembly structure, characterized in that, Comprising: A pin shaft, which is fixed on the guide rail bottom plate. A clamping groove is arranged at one end of the pin shaft away from the guide rail bottom plate, and the clamping groove surrounds the pin shaft in a circumferential direction for one week. A pulley, which is provided with a pin shaft hole along its axial direction. A plurality of clamping buckles are arranged at one end of the pulley, and the plurality of clamping buckles are arranged at intervals along the circumferential direction of the pin shaft hole. The pin shaft is adaptively inserted into the pin shaft hole, so that the plurality of clamping buckles are adaptively clamped in the clamping groove. A wire drawing groove, a notch and a driving part are further arranged on the pulley. The wire drawing groove surrounds the pulley in a circumferential direction for one week. The notch is arranged on the side wall of the wire drawing groove. The driving part is arranged on the side wall of the pulley and is used for driving the pulley to rotate around the pin shaft.

2. The pulley assembly structure according to claim 1, wherein The clamping groove is an arc-shaped groove or a trapezoidal groove, and a chamfer is arranged at one end of the pin shaft away from the guide rail bottom plate.

3. The pulley assembly structure according to claim 1, wherein The clamping buckle is integrally arranged with the pulley, and the clamping buckle extends a preset length along the circumferential direction of the pin shaft hole; One end of the clamping buckle away from the pulley is obliquely bent and extends a preset length towards the axis of the pulley.

4. The pulley assembly structure according to claim 3, wherein Three clamping buckles are arranged, and the three clamping buckles are evenly arranged at intervals along the axial direction of the pin shaft hole. An arc-shaped groove is arranged at the middle position of one end of each clamping buckle away from the pulley.

5. The pulley assembly structure according to claim 1, wherein The notches respectively penetrate through one side wall of the wire drawing groove along the axial direction of the pulley; Or, the notches respectively penetrate through both side walls of the wire drawing groove along the axial direction of the pulley.

6. The pulley assembly structure according to claim 5, wherein Two notches are arranged, and the two notches are symmetrically arranged on both sides of the pulley. The depth of the notch is less than the depth of the wire drawing groove.

7. The pulley assembly structure according to claim 1, wherein The driving part comprises a plurality of driving holes, and the plurality of driving holes are arranged at intervals along the circumferential direction of the pin shaft hole. The driving holes penetrate through the pulley along the axial direction of the pulley; Or, the driving part comprises a plurality of driving shafts, and the plurality of driving shafts are arranged at intervals along the circumferential direction of the pin shaft hole. The driving shafts are fixed on the side wall of the pulley, and the driving shafts are parallel to the axial direction of the pulley; Or, the driving part comprises a peach-shaped column, and the peach-shaped column is fixed on the side wall of the pulley. The pin shaft hole penetrates through the peach-shaped column.

8. A window glass lifting device, characterized in that, Comprising the pulley assembly structure according to any one of claims 1-7, further comprising: A slider, the guide rail bottom plate is provided with a guide rail, and the slider is adaptively connected with the guide rail; A wire winding cylinder, which is rotatably arranged on the guide rail bottom plate, and a first wire and a second wire are wound on the wire winding cylinder. There are two pulley assembly structures provided, and the two pulleys are respectively located on both sides of the slider. One end of the first wire rope away from the wire spool bypasses one of the pulleys and is connected to one end of the slider, and one end of the second wire rope away from the wire spool bypasses the other pulley and is connected to the other end of the slider. Driving the wire spool to rotate can drive the slider to reciprocate along the axial direction of the guide rail.

9. The window glass lifting device according to claim 8, wherein One end of the first wire rope away from the wire spool is provided with a first fixing clip, and a first fixing groove is provided on the slider. The first fixing clip is adaptively clamped in the first fixing groove, so that the first wire rope is detachably connected to the slider; One end of the second wire rope away from the wire spool is provided with a second fixing clip, and a second fixing groove is provided on the slider. The second fixing clip is adaptively clamped in the second fixing groove, so that the second wire rope is detachably connected to the slider.

10. A vehicle, characterized in that, It includes the window glass lifting device according to claim 8 or 9.

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