CN210011708U

CN210011708U - Wire drawing device and vehicle

Info

Publication number: CN210011708U
Application number: CN201920458463.0U
Authority: CN
Inventors: 戈本帅
Original assignee: Nanbo (beijing) Technology Co Ltd
Current assignee: Nanbo (beijing) Technology Co Ltd; Ninebot Beijing Technology Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-02-04
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a draw off mechanism and vehicle, draw off mechanism includes: the pull wire comprises a wire body and a sheath, the sheath is sleeved on the wire body, the wire body can slide relative to the sheath, and the end part of the wire body extends out of the sheath; the bottom of the shell is provided with a through hole, the top of the shell is provided with a sliding groove, the end part of the sheath is clamped at the through hole, and the end part of the wire body extends into the shell from the through hole; the sliding part is arranged in the shell in a sliding mode and at least partially exposed out of the sliding groove, the bottom of the sliding part is connected with the end portion of the wire body, the shell is provided with a first limiting portion, the sliding part is provided with a second limiting portion, the first limiting portion is in limiting fit with the second limiting portion, and the first limiting portion or the second limiting portion are at least two in sequence at intervals in the sliding direction.

Description

Wire drawing device and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle and specifically relates to a draw off mechanism and vehicle is related to.

Background

In recent years, China has rapidly developed traffic, and vehicles become main traffic tools. With the development of economy, people have higher requirements on the vehicle, the vehicle is required to realize multiple functions, and corresponding functional components are simple in structure and easy to implement.

Some functional components of the vehicle are generally arranged on the frame, which requires an operating device to be arranged in the cockpit or in other operable positions, wherein a pull wire is generally used between the functional components and the operating device, and the operating device switches the operating state of the functional components by stretching the pull wire.

In the related art, a vehicle usually adopts a mode of arranging a knob to realize the control of a pull wire, namely, the knob is generally selected as an operating device, but the mode has a complex structure and is difficult to assemble, and the knob cannot well control the movement and the reset of the pull wire.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a wire drawing device, this wire drawing device implementation is simple reliable, low in manufacturing cost, and the assembly is simple, can realize the mass.

The utility model discloses a vehicle is still further provided.

According to the utility model discloses a stay wire device, include: the pull wire comprises a wire body and a sheath, the sheath is sleeved on the wire body, the wire body can slide relative to the sheath, and the end part of the wire body extends out of the sheath; the bottom of the shell is provided with a through hole, the top of the shell is provided with a sliding groove, the end part of the sheath is clamped at the through hole, and the end part of the wire body extends into the shell from the through hole; the sliding part is arranged in the shell in a sliding mode and at least partially exposed out of the sliding groove, the bottom of the sliding part is connected with the end portion of the wire body, the shell is provided with a first limiting portion, the sliding part is provided with a second limiting portion, the first limiting portion is in limiting fit with the second limiting portion, and the first limiting portion or the second limiting portion are at least two in sequence at intervals in the sliding direction.

Therefore, the sliding part and the limiting part are arranged, so that the movement and the limitation of the stay wire can be better realized. The mode is different from the traditional mode of setting the knob to control the stay wire, and the mode has the advantages of simple and reliable structure, low manufacturing cost, simple assembly and mass production.

In some examples of the invention, one of the first and second limiting portions is a limiting groove and the other is configured with a limiting protrusion, the limiting groove cooperating with the limiting protrusion.

In some examples of the present invention, the number of the limiting grooves is at least two and is disposed at the bottom of the sliding member, and a receiving groove is disposed inside the housing, wherein the first limiting portion is a ball plunger and is disposed in the receiving groove, and a ball of the ball plunger is the limiting protrusion; or the first limiting part comprises a ball body and an elastic piece, the elastic piece is arranged in the accommodating groove and supports the ball body, and the ball body is the limiting bulge.

In some examples of the invention, the slider comprises: the wire body comprises a plate body, a toggle head and a matching head, wherein the toggle head is located at the top of the plate body, the second limiting part and the matching head are located at the bottom of the plate body, the plate body is slidably arranged in the shell, the toggle head is arranged in the sliding groove, and the matching head is matched with the end part of the wire body.

In some examples of the present invention, further comprising: the elastic resetting piece is stopped between the shell and the sliding piece.

In some examples of the invention, the housing comprises: the sliding device comprises a base and an upper cover, wherein the upper cover is detachably mounted on the base, the bottom of the base is provided with a through hole, an accommodating cavity for accommodating the end part of the wire body is arranged above the through hole, a sliding cavity allowing the sliding part to slide is formed in the upper cover and/or the base, and the sliding cavity is communicated with the accommodating cavity.

In some examples of the present invention, the top of the base is provided with a positioning protrusion, the bottom of the upper cover is provided with a positioning groove, and the positioning protrusion cooperates with the positioning groove.

In some examples of the invention, the side wall of the accommodating chamber is provided with a plurality of vertically arranged support ribs, the top surface of the support ribs being flush with the bottom surface of the sliding chamber.

In some examples of the invention, the length direction of the slider is the same as the length direction of the housing and perpendicular to the length direction of the wire.

According to the utility model discloses a vehicle, it includes draw off mechanism.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a wire drawing device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the cable pulling apparatus shown in FIG. 1;

FIG. 3 is a cross-sectional view of the thread pulling apparatus shown in FIG. 1;

fig. 4 is an operational state diagram of the wire pulling device shown in fig. 1.

Reference numerals:

a wire pulling device 100;

a pull wire 10; a wire body 11; a sheath 12;

a housing 20; a base 21; a positioning boss 22; an upper cover 23; a positioning groove 24; a perforation 25; a slide groove 26; the support ribs 27; a first stopper portion 28; an accommodating groove 29;

a slider 30; a second stopper portion 31; a plate body 32; a toggle head 33; the fitting head 34;

resilient return member 40.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

Referring to fig. 1-4, a wire pulling device 100 according to an embodiment of the present invention is described, wherein a functional component is connected to one end of the wire pulling device 100, and a user can switch an operating state of the functional component by manipulating the wire pulling device 100, so as to implement a corresponding function, such as a braking function, and, for example, a door lock function, which can be applied to the field of vehicles.

As shown in fig. 1 and 4, a wire drawing device 100 according to an embodiment of the present invention includes: a pull wire 10, a housing 20 and a slider 30.

As shown in fig. 3, the pull wire 10 includes a wire body 11 and a sheath 12, the sheath 12 is sleeved on the wire body 11, the wire body 11 can slide relative to the sheath 12, and an end of the wire body 11 extends out of the sheath 12. The wire body 11 may be a steel wire, and the sheath 12 functions to protect the wire body 11 and allows the wire body 11 to be stretched relative to the sheath 12.

As shown in fig. 3, the bottom of the housing 20 is provided with a through hole 25, and the through hole 25 may be disposed at the left side of the bottom of the housing 20, but may be disposed at other positions of the bottom of the housing 20. The end of the sheath 12 is clamped at the through hole 25, and the end of the wire 11 extends into the casing 20 from the through hole 25. For example, the end of the sheath 12 is provided with an annular groove which is snapped at the annular edge of the perforation 25, so that the snap-fit reliability between the two can be ensured.

The top of the housing 20 is further provided with a sliding groove 26, the sliding groove 26 is rectangular, the length direction of the sliding groove 26 can be the left-right direction in fig. 3, the length of the sliding groove 26 can determine the sliding range of the sliding member 30, and the length can be set according to needs.

The sliding member 30 is slidably disposed in the housing 20, and the sliding member 30 is at least partially exposed from the sliding groove 26, and the exposed portion can facilitate the driver or passenger to pull the sliding member 30, so as to control the sliding thereof; on the other hand, the sliding distance of the sliding member 30 can be limited, when the sliding member 30 slides rightwards and the exposed part of the sliding member 30 contacts the right end of the sliding groove 26, the sliding groove 26 can block the exposed part of the sliding member 30, and therefore the sliding member 30 is limited. The bottom of the sliding part 30 is connected with the end of the wire body 11, and through the connection between the two, the sliding part 30 can drive the wire body 11 to move simultaneously when sliding, for example, when the sliding part 30 slides to the right, the sliding part 30 also drives the wire body 11 to move to the right, thereby realizing the synchronous movement of the sliding part 30 and the wire body 11.

As shown in fig. 3, the housing 20 is provided with a first position-limiting portion 28, the sliding member 30 is provided with a second position-limiting portion 31, and when the sliding member 30 slides, the sliding member 30 can limit the position by the cooperation of the first position-limiting portion 28 and the second position-limiting portion 31. The first stopper portion 28 or the second stopper portion 31 is at least two pieces that are sequentially spaced in the sliding direction. For example, in the sliding direction, a first stopper portion 28 may be provided on the housing 20, and two spaced apart second stopper portions 31 may be provided on the slider 30. For another example, two spaced first position-limiting portions 28 may be provided on the housing 20 and one second position-limiting portion 31 may be provided on the slider 30 in the sliding direction.

As shown in fig. 3, when the second position-limiting portion 31 located at the right side of the sliding member 30 is engaged with the first position-limiting portion 28, the wire 10 is not stretched; when the sliding member 30 moves to the right by a predetermined distance, the second position-limiting portion 31 located on the left side of the sliding member 30 is engaged with the first position-limiting portion 28, and at this time, the wire 10 is stretched by a predetermined length, so that the engagement and position-limiting effects of the first position-limiting portion 28 and the second position-limiting portion 31 are realized, and the state switching of the functional components is realized.

Thus, by providing the slider 30 and the stopper, the movement and the stopper of the wire 10 can be more favorably realized. The mode is different from the traditional mode of setting the knob to control the stay wire, and the mode has the advantages of simple and reliable structure, low manufacturing cost, simple assembly and mass production.

According to a specific embodiment of the present invention, one of the first position-limiting portion 28 and the second position-limiting portion 31 is a position-limiting groove and the other is a position-limiting protrusion, as shown in fig. 3, the first position-limiting portion 28 is a position-limiting protrusion, the second position-limiting portion 31 is a position-limiting groove, and in the sliding process of the sliding member 30, the position-limiting groove and the position-limiting protrusion are mutually matched to achieve the position-limiting effect of the wire 10. And the matching mode of the limiting protrusion and the limiting groove is simple and reliable, and is easy to realize.

According to a specific embodiment of the present invention, the number of the limiting grooves is at least two, and at least two limiting grooves are disposed at the bottom of the sliding member 30, the accommodating groove 29 is disposed inside the housing 20, the first limiting portion 28 is configured with a limiting protrusion, which can have various forms, for example, as shown in fig. 2 and 3, the first limiting portion 28 is a ball plunger, and the first limiting portion 28 is disposed in the accommodating groove 29, and the ball of the ball plunger is a limiting protrusion. For another example, the first position-limiting portion 28 includes a sphere and an elastic element, the elastic element is disposed in the accommodating groove 29 and supports the sphere, and the sphere is a position-limiting protrusion.

When the sliding part 30 slides left and right, the bottom of the sliding part 30 compresses the first limiting part 28, so that the limiting protrusion is compressed into the accommodating groove 29, and when the second limiting part 31 at the bottom of the sliding part 30 contacts with the first limiting part 28, the limiting protrusion pops out and is matched with the limiting groove, so that the sliding part 30 is limited to continuously slide, and the state switching of the functional parts can be realized.

According to a specific embodiment of the present invention, as shown in fig. 2 and 3, the slider 30 includes: plate body 32, stir head 33 and cooperation head 34, stir head 33 and be located the top of plate body 32, stir the head 33 setting in sliding tray 26 in addition, and one of them can play the effect of conveniently stirring, and on the other hand is blocked by it when stirring head 33 and removing the right-hand member of sliding tray 26 to can realize the spacing effect to slider 30. The second position-limiting portion 31 and the engaging head 34 are located at the bottom of the plate 32, the engaging head 34 is engaged with the end of the wire 11, and the engaging head 34 is hooked to fix the end of the wire 11, so that the sliding member 30 can drive the wire 11 to move when sliding. The plate 32 is slidably disposed within the housing 20.

According to a specific embodiment of the present invention, as shown in fig. 3, the wire drawing device 100 further includes: and an elastic restoring piece 40, wherein the elastic restoring piece 40 is stopped between the shell 20 and the sliding piece 30. The left end of elastic restoring member 40 is fixed at the right end of sliding member 30, and the right end of elastic restoring member 40 is fixed on the inner wall of housing 20, and when sliding member 30 slides to the right, elastic restoring member 40 is compressed, and when elastic restoring member 40 rebounds, sliding member 30 can be restored to its original position. Resilient return member 40 may be spring loaded to perform its function, although other components may be used.

According to an embodiment of the present invention, as shown in fig. 2 and 3, the housing 20 includes: the wire body 11 comprises a base 21 and an upper cover 23, wherein the upper cover 23 is detachably arranged on the base 21, a through hole 25 is formed in the bottom of the base 21, an accommodating cavity for accommodating the end part of the wire body 11 is formed in the base 21 above the through hole 25, the accommodating cavity is rectangular, the inner space of the accommodating cavity is large, and the wire body 11 can conveniently move in the accommodating cavity; a sliding cavity for allowing the sliding member 30 to slide is further formed between the upper cover 23 and the base 21, but the upper cover 23 or the base 21 may be separately formed with a sliding cavity for allowing the sliding member 30 to slide. The sliding cavity is located and holds the top in chamber to the sliding cavity with hold the chamber and communicate each other, the sliding cavity is the rectangular form that extends in left and right directions. The range of the sliding cavity limits the sliding distance of the sliding part 30, and the sliding distance of the sliding part 30 is controlled, so that the movement and the limit of the wire body 11 are controlled.

According to the utility model discloses a specific embodiment, the top of base 21 is provided with location arch 22, and the bottom of upper cover 23 is provided with positioning groove 24. As shown in fig. 2, the upper cover 23 is provided with four positioning grooves 24, which are arranged at the edge position of the bottom of the upper cover 23 in a pairwise symmetry manner, and a certain interval is provided between the two positioning grooves 24 at the same side. The locating protrusions 22 are also symmetrically arranged at the edge of the accommodating cavity in pairs, and the distance between the two locating protrusions 22 at the same side is the same as the distance between the two locating grooves 24 at the same side, so that one-to-one correspondence is realized, and the locating protrusions can be matched with each other.

The positioning protrusion 22 and the positioning groove 24 are provided to better position the base 21 and the upper cover 23 of the housing 20, so that the mounting is compact and the looseness is not easy to occur. Moreover, in order to better connect the base 21 and the upper cover 23, the screw is used for installation, and the effects of accurate positioning and stable installation are achieved.

According to the utility model discloses a concrete embodiment, the lateral wall that holds the chamber is provided with a plurality of vertical arrangement's brace rod 27, the top surface of brace rod 27 and the bottom surface parallel and level in slip chamber. As shown in fig. 2, three support ribs 27 are arranged side by side on the side wall of the accommodating cavity, and the three support ribs 27 have the same spacing distance, so that on one hand, the strength of the side wall of the accommodating cavity can be enhanced, on the other hand, the support effect on the sliding member 30 can be enhanced, and the sliding member 30 is prevented from being deformed.

According to the utility model discloses a specific embodiment, slider 30's length direction is the same with shell 20's length direction and perpendicular with the length direction who acts as go-between 10, can be convenient for slider 30 like this and stimulate line body 11 and remove, also can reduce the length that line body 11 tip stretched into and hold intracavity portion to at least a certain extent to can be favorable to shell 20's miniaturized design.

According to the utility model discloses a vehicle, it includes the pull wire device 100 of above-mentioned embodiment.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A pull cord device, comprising:

the pull wire comprises a wire body and a sheath, the sheath is sleeved on the wire body, the wire body can slide relative to the sheath, and the end part of the wire body extends out of the sheath;

the bottom of the shell is provided with a through hole, the top of the shell is provided with a sliding groove, the end part of the sheath is clamped at the through hole, and the end part of the wire body extends into the shell from the through hole;

a sliding part which is arranged in the shell in a sliding way and at least partially exposed out of the sliding groove, the bottom of the sliding part is connected with the end part of the wire body, wherein,

the shell is provided with first spacing portion, the slider is provided with the spacing portion of second, first spacing portion with the spacing cooperation of the spacing portion of second, first spacing portion or the spacing portion of second is at least two at the interval in proper order in the slip direction.

2. The wire pulling device according to claim 1, wherein one of the first and second position-limiting portions is a position-limiting groove and the other is configured with a position-limiting protrusion, the position-limiting groove being engaged with the position-limiting protrusion.

3. The cable pulling device as defined in claim 2, wherein the limiting grooves are at least two and are disposed at the bottom of the sliding member, and a receiving groove is disposed inside the outer casing, wherein,

the first limiting part is a ball plunger and is arranged in the accommodating groove, and a ball head of the ball plunger is the limiting bulge;

or the first limiting part comprises a ball body and an elastic piece, the elastic piece is arranged in the accommodating groove and supports the ball body, and the ball body is the limiting bulge.

4. The wire pulling device according to claim 1, wherein the slider comprises: the wire body comprises a plate body, a toggle head and a matching head, wherein the toggle head is located at the top of the plate body, the second limiting part and the matching head are located at the bottom of the plate body, the plate body is slidably arranged in the shell, the toggle head is arranged in the sliding groove, and the matching head is matched with the end part of the wire body.

5. The wire pulling device according to claim 1, further comprising: the elastic resetting piece is stopped between the shell and the sliding piece.

6. The cable pulling device according to claim 1, wherein the housing comprises: the sliding device comprises a base and an upper cover, wherein the upper cover is detachably mounted on the base, the bottom of the base is provided with a through hole, an accommodating cavity for accommodating the end part of the wire body is arranged above the through hole, a sliding cavity allowing the sliding part to slide is formed in the upper cover and/or the base, and the sliding cavity is communicated with the accommodating cavity.

7. The wire drawing device according to claim 6, wherein a positioning protrusion is provided on the top of the base, and a positioning groove is provided on the bottom of the upper cover, and the positioning protrusion and the positioning groove are engaged.

8. The wire pulling device according to claim 6, wherein the side wall of the accommodating cavity is provided with a plurality of vertically arranged support ribs, and the top surfaces of the support ribs are flush with the bottom surface of the sliding cavity.

9. The wire pulling device according to any one of claims 1 to 8, wherein the length direction of the slider is the same as the length direction of the housing and is perpendicular to the length direction of the wire.

10. A vehicle, characterized in that it comprises a wire pulling device according to any one of claims 1 to 9.