CN213683611U - Vehicle door limiter - Google Patents
Vehicle door limiter Download PDFInfo
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- CN213683611U CN213683611U CN202021849344.7U CN202021849344U CN213683611U CN 213683611 U CN213683611 U CN 213683611U CN 202021849344 U CN202021849344 U CN 202021849344U CN 213683611 U CN213683611 U CN 213683611U
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- locking
- hole
- door
- limiting
- support
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Abstract
The utility model provides a door stop, including support, spacing support and gag lever post, the support is used for fixing on the automobile body. Spacing support is used for fixing on the door, set up the spout that extends along its length direction on the spacing support, the bottom of spout is provided with the bar hole that extends along spout length direction, the downthehole a plurality of latch fittings that are provided with of bar, the latch fitting is followed the depth direction of spout extends the setting the bottom of latch fitting is provided with the telescoping device. The connecting end of the limiting rod is hinged with the support, the movable end of the limiting rod is connected with a sliding block, the sliding block is arranged in the sliding groove in a sliding mode, and the sliding block is provided with a lock hole. The locking piece can be pushed to be inserted into the locking hole through the telescopic device. The utility model discloses there may be loaded down with trivial details operation in the reducible hatch door switch process, can carry on spacingly according to actual need simultaneously, improve staff's efficiency like this greatly, also prolong the life-span of door stopper itself.
Description
Technical Field
The utility model relates to the technical field of auto-parts, concretely relates to door stopper.
Background
The door check is an auxiliary device that connects the vehicle body and the door and functions to limit the degree to which the door is opened. On one hand, the door can be limited in maximum opening degree, so that the door is prevented from being opened too much, and on the other hand, the door can be kept open when needed, and the door cannot be automatically closed when the automobile stops on a ramp or blows ordinary wind.
The existing vehicle door limiter is generally provided with a plurality of limiting holes on a limiting support so as to realize the limiting and fixing of a vehicle door on different opening angles. However, in the process of opening the cabin door, when the limiting rod slides through the middle limiting hole, the limiting rod may fall into the middle limiting hole, so that unnecessary vehicle door limiting is caused, and the door can be opened continuously only by releasing the limiting; in the closing process of the cabin door, firstly, the limiting between the limiting rod and the limiting hole needs to be removed to close the cabin door, then the limiting rod can pass through the middle limiting hole and then meet the limitation again in the process of sliding along the cabin door, and the process of closing the cabin door can be completed after the limiting rod needs to be removed again, so that great inconvenience is realized.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a door limiter, include:
the support is used for being fixed on the vehicle body;
the vehicle door limiting device comprises a limiting support, a sliding groove and a plurality of locking pieces, wherein the limiting support is used for being fixed on a vehicle door, the sliding groove extending along the length direction of the limiting support is formed in the limiting support, a strip-shaped hole extending along the length direction of the sliding groove is formed in the bottom of the sliding groove, the locking pieces are arranged in the strip-shaped hole in an extending mode along the depth direction of the sliding groove, and a telescopic device is arranged at the bottom of each locking piece;
the connecting end of the limiting rod is hinged with the support, the movable end of the limiting rod is connected with a sliding block, the sliding block is arranged in the sliding groove in a sliding mode, and the sliding block is provided with a locking hole;
the locking piece can be pushed to be inserted into the locking hole through the telescopic device.
Therefore, the door limiting device can reduce the possibility of troublesome operation in the opening and closing process of the cabin door, and can limit the position according to actual needs, thereby greatly improving the efficiency of working personnel and prolonging the service life of the door limiting device.
Furthermore, a first return spring extending along the depth direction of the lock hole is arranged in the lock hole, one end of the first return spring is connected with the bottom of the lock hole, the other end of the first return spring is connected with a top plate, and the top plate is in sliding fit with the inner side wall of the lock hole.
Therefore, the top plate can seal the end part of the lock hole, and the situation that dust and other magazines are transferred into the lock hole at ordinary times to influence the matching of the lock hole and the lock piece is avoided.
Furthermore, an annular limiting baffle is arranged at the port of the lock hole, and the outer side of the limiting baffle is fixedly connected with the port of the lock hole; the periphery of the top plate extends to the outside of the annular hole in the center of the limiting baffle.
Thus, the top plate is prevented from being popped out of the lock hole under the action of the first return spring.
Furthermore, the telescopic device comprises an outer sleeve with an accommodating cavity and an inner sleeve, the rear part of the inner sleeve is arranged in the accommodating cavity in a sliding manner, and the front end of the inner sleeve is connected with the locking piece;
a self-locking mechanism is arranged between the connection part of the front part of the outer sleeve and the rear part of the inner sleeve, and comprises an elastic pull ring, a hollow inner column sleeved on the inner side of the elastic pull ring, a plurality of locking steel balls and a locking clamping groove; the front end of the hollow inner column is fastened and connected with the outer side of the rear portion of the inner sleeve, the middle side wall of the hollow inner column is provided with a plurality of locking steel balls, each locking steel ball penetrates through the side wall of the hollow inner column, the inner side wall of the elastic pull ring is provided with a plurality of self-unlocking grooves in one-to-one correspondence with the locking steel balls along the circumferential direction of the inner side wall, the self-unlocking grooves are respectively arranged in a staggered mode along the axial direction of the locking steel balls corresponding to the self-unlocking grooves, and the locking clamping grooves are formed in the inner front portion of the inner sleeve and the outer side wall of the rear portion of.
Therefore, the telescopic device is locked after being stretched through the mutual matching of the locking steel balls and the locking clamping grooves; when unlocking is needed, the elastic pull ring is pulled backwards to enable the self-unlocking grooves which are originally staggered to be aligned with the locking steel balls one by one, and then the locking state can be released; at the moment, the inner sleeve can perform telescopic motion; in addition, owing to adopted a plurality of from the structure setting that unlocks recess and a plurality of locking steel ball one-to-one set up, so, alright reach certain angle through clockwise or anticlockwise rotation elasticity pull ring, at this moment, even this elasticity pull ring of user backward pulling, also can't make originally the automatic unlocks recess and the locking steel ball alignment one by one that staggers the setting, in order to reach the purpose of avoiding the maloperation, it is thus clear that the self-locking mechanism of this application not only simple operation, but also can firmly realize self-locking function's self-locking mechanism, possess the function of preventing the maloperation.
Furthermore, the locking steel balls are arranged around the hollow inner column at equal intervals, and the self-unlocking grooves are arranged around the inner side of the elastic pull ring at equal intervals.
Furthermore, the inner side of the elastic pull ring is annularly provided with a first limiting bulge, the outer side of the hollow inner column is annularly provided with a second limiting bulge, and a second reset spring is connected between the first limiting bulge and the second limiting bulge in a butting mode.
Like this, through the structural setting of second reset spring to realize the automatic re-setting after pulling the elasticity pull ring backward.
Furthermore, the front end of the hollow inner column is fixedly connected with the edge of the rear part of the inner sleeve through a thread structure.
Therefore, the self-locking mechanism and the telescopic device can be mounted and dismounted, and the implementation is convenient and fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a schematic structural view of the door checker of the present invention;
fig. 2 is a schematic structural view of the slider of the present invention;
fig. 3 is a schematic structural diagram of the telescopic device of the present invention.
Reference numerals:
1-a support;
2-a limit bracket, 21-a chute and 22-a strip-shaped hole;
3-a limiting rod, 31-a sliding block, 311-a lock hole, 312-a first return spring, 313-a top plate and 314-a limiting baffle;
4-locking member;
5-a telescopic device, 51-an outer sleeve, 52-an inner sleeve, 53-a self-locking mechanism, 531-an elastic pull ring, 532-a hollow inner column, 533-a locking steel ball, 534-a locking clamping groove, 535-a self-unlocking groove, 536-a first limiting bulge and 537-a second limiting bulge.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Example (b): as shown in fig. 1 and 2, a vehicle door check device includes a support 1, a check bracket 2 and a check rod 3, wherein the support 1 is used for being fixed on a vehicle body. Spacing support 2 is used for fixing on the door, set up the spout 21 that extends along its length direction on spacing support 2, the bottom of spout 21 is provided with the bar hole 22 that extends along spout length direction, be provided with a plurality of latch fittings 4 in the bar hole 22, latch fitting 4 follows the depth direction of spout 21 extends the setting the bottom of latch fitting 4 is provided with telescoping device 5. The connecting end of the limiting rod 3 is hinged to the support 1, the movable end of the limiting rod 3 is connected with a sliding block 31, the sliding block 31 is arranged in the sliding groove 21 in a sliding mode, and the sliding block 31 is provided with a locking hole 311. The locking member 4 can be pushed to be inserted into the locking hole 311 by the telescopic device 5.
In practice, the bottom surface of the sliding block 311 is large enough not to fall into the strip-shaped hole, and the locking hole 311 is opposite to the strip-shaped hole 22.
Therefore, the door limiting device can reduce the possibility of troublesome operation in the opening and closing process of the cabin door, and can limit the position according to actual needs, thereby greatly improving the efficiency of working personnel and prolonging the service life of the door limiting device.
As shown in fig. 2, a first return spring 312 extending along the depth direction of the locking hole 311 is disposed in the locking hole 311, one end of the first return spring 312 is connected to the bottom of the locking hole 311, the other end is connected to a top plate 313, and the top plate 313 is in sliding fit with the inner side wall of the locking hole 311. The port department of lockhole 311 is equipped with and is annular limit baffle 314, the limit baffle 314 outside with the port of lockhole 311 is fixed continuous. The periphery of the top plate 313 extends to the outside of the ring hole at the center of the limit baffle 314.
In practice, the central annular hole of the limit stop 314 has a sufficiently large diameter to allow the locking member 4 to pass through.
Like this, the tip of lockhole can be sealed to the roof, has avoided at ordinary times in magazines such as dust transferred the lockhole, influences the cooperation of lockhole and latch fitting, and limit baffle can avoid the roof to pop out outside the lockhole under first reset spring's effect.
As shown in fig. 1 and 3, the telescopic device 5 includes an outer sleeve 51 having a receiving cavity and an inner sleeve 52, a rear portion of the inner sleeve 52 is slidably disposed in the receiving cavity, and a front end of the inner sleeve 52 is connected to the locking element 4.
As shown in fig. 3, a self-locking mechanism 53 is arranged between the connection point of the front part of the outer sleeve 51 and the rear part of the inner sleeve 52, and the self-locking mechanism 53 comprises an elastic pull ring 531, a hollow inner column 532 sleeved on the inner side of the elastic pull ring 531, a plurality of locking steel balls 533 and a locking clamping groove 534; the front end of the hollow inner column 532 is fastened and connected with the outer side of the rear part of the inner sleeve 52, the side wall of the middle part of the hollow inner column 532 is provided with a plurality of locking steel balls 533, each locking steel ball 533 penetrates through the side wall of the hollow inner column 532, the inner side wall of the elastic pull ring 531 is provided with a plurality of self-unlocking grooves 535 in one-to-one correspondence with the locking steel balls 533 along the circumferential direction, the self-unlocking grooves 535 are respectively staggered with the corresponding locking steel balls 533 along the axial direction, and the outer side walls of the front part and the rear part of the inner sleeve 52 are respectively inwards formed along the circumferential direction into the locking clamping grooves 534.
Therefore, the telescopic device is locked after being stretched through the mutual matching of the locking steel balls and the locking clamping grooves; when unlocking is needed, the elastic pull ring is pulled backwards to enable the self-unlocking grooves which are originally staggered to be aligned with the locking steel balls one by one, and then the locking state can be released; at the moment, the inner sleeve can perform telescopic motion; in addition, owing to adopted a plurality of from the structure setting that unlocks recess and a plurality of locking steel ball one-to-one set up, so, alright reach certain angle through clockwise or anticlockwise rotation elasticity pull ring, at this moment, even this elasticity pull ring of user backward pulling, also can't make originally the automatic unlocks recess and the locking steel ball alignment one by one that staggers the setting, in order to reach the purpose of avoiding the maloperation, it is thus clear that the self-locking mechanism of this application not only simple operation, but also can firmly realize self-locking function's self-locking mechanism, possess the function of preventing the maloperation.
In practice, as shown in fig. 3, after the inner sleeve 52 is extended and displaced, one side of the locking steel ball 533 is pressed by the inner side of the elastic pull ring 531, and the other side of the locking steel ball 533 is clamped into the locking clamping groove 534 at the rear of the inner sleeve 52, so that the inner sleeve 52 is in a locking and fixing state. When the user pulls the elastic tab 531 backward, the self-unlocking grooves 535 are aligned with the locking balls 533 one by one, so that the locking balls 533 have a space for movement, and the inner sleeve 52 is unlocked.
In practice, the relative displacement between the inner sleeve 52 and the outer sleeve 51 may be provided by the thrust of a cylinder.
As shown in fig. 3, the locking steel balls 533 are arranged around the hollow inner column 532 at equal intervals, and the self-unlocking grooves 535 are arranged around the inner side of the elastic pull ring 531 at equal intervals. The inner side of the elastic pull ring 531 is annularly provided with a first limiting protrusion 536, the outer side of the hollow inner column 532 is annularly provided with a second limiting protrusion 537, and a second return spring (not shown) is abutted between the first limiting protrusion 536 and the second limiting protrusion 537. Like this, through the structural setting of second reset spring to realize the automatic re-setting after pulling the elasticity pull ring backward.
Wherein, as shown in fig. 3, the front end of the hollow inner column 532 is tightly connected with the rear edge of the inner sleeve 52 by a screw structure. Therefore, the self-locking mechanism and the telescopic device can be mounted and dismounted, and the implementation is convenient and fast.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. A door checker, comprising:
the support is used for being fixed on the vehicle body;
the vehicle door limiting device comprises a limiting support, a sliding groove and a plurality of locking pieces, wherein the limiting support is used for being fixed on a vehicle door, the sliding groove extending along the length direction of the limiting support is formed in the limiting support, a strip-shaped hole extending along the length direction of the sliding groove is formed in the bottom of the sliding groove, the locking pieces are arranged in the strip-shaped hole in an extending mode along the depth direction of the sliding groove, and a telescopic device is arranged at the bottom of each locking piece;
the connecting end of the limiting rod is hinged with the support, the movable end of the limiting rod is connected with a sliding block, the sliding block is arranged in the sliding groove in a sliding mode, and the sliding block is provided with a locking hole;
the locking piece can be pushed to be inserted into the locking hole through the telescopic device.
2. The door checker according to claim 1, wherein a first return spring is provided in the lock hole to extend in a depth direction of the lock hole, one end of the first return spring is connected to a bottom of the lock hole, and the other end thereof is connected to a top plate, and the top plate is slidably fitted to an inner side wall of the lock hole.
3. The door checker according to claim 2, wherein an annular limit baffle is provided at the port of the lock hole, and the outer side of the limit baffle is fixedly connected to the port of the lock hole; the periphery of the top plate extends to the outside of the annular hole in the center of the limiting baffle.
4. The door checker according to claim 1, wherein the retractable means includes an outer tube having a receiving cavity and an inner tube, a rear portion of the inner tube is slidably disposed in the receiving cavity, and a front end of the inner tube is connected to the locking member;
a self-locking mechanism is arranged between the connection part of the front part of the outer sleeve and the rear part of the inner sleeve, and comprises an elastic pull ring, a hollow inner column sleeved on the inner side of the elastic pull ring, a plurality of locking steel balls and a locking clamping groove; the front end of the hollow inner column is fastened and connected with the outer side of the rear portion of the inner sleeve, the middle side wall of the hollow inner column is provided with a plurality of locking steel balls, each locking steel ball penetrates through the side wall of the hollow inner column, the inner side wall of the elastic pull ring is provided with a plurality of self-unlocking grooves in one-to-one correspondence with the locking steel balls along the circumferential direction of the inner side wall, the self-unlocking grooves are respectively arranged in a staggered mode along the axial direction of the locking steel balls corresponding to the self-unlocking grooves, and the locking clamping grooves are formed in the inner front portion of the inner sleeve and the outer side wall of the rear portion of.
5. The door checker according to claim 4, wherein the locking balls are equally spaced around the hollow inner post, and the self-unlocking recesses are equally spaced around the inner side of the resilient tab.
6. The door checker according to claim 4, wherein a first limit protrusion is formed around an inner side of the elastic pull ring, a second limit protrusion is formed around an outer side of the hollow inner post, and a second return spring is abutted between the first limit protrusion and the second limit protrusion.
7. The door checker according to claim 4, wherein the front end of the hollow inner post is fastened to the rear edge of the inner tube by a screw structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849344.7U CN213683611U (en) | 2020-08-28 | 2020-08-28 | Vehicle door limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849344.7U CN213683611U (en) | 2020-08-28 | 2020-08-28 | Vehicle door limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213683611U true CN213683611U (en) | 2021-07-13 |
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ID=76746342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021849344.7U Active CN213683611U (en) | 2020-08-28 | 2020-08-28 | Vehicle door limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213683611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115538873A (en) * | 2022-11-07 | 2022-12-30 | 北京汽车集团越野车有限公司 | Locking mechanism, door closure and car |
-
2020
- 2020-08-28 CN CN202021849344.7U patent/CN213683611U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115538873A (en) * | 2022-11-07 | 2022-12-30 | 北京汽车集团越野车有限公司 | Locking mechanism, door closure and car |
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