CN220096255U - Vehicle-mounted air outlet hook bracket with overload protection function - Google Patents
Vehicle-mounted air outlet hook bracket with overload protection function Download PDFInfo
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- CN220096255U CN220096255U CN202320850960.1U CN202320850960U CN220096255U CN 220096255 U CN220096255 U CN 220096255U CN 202320850960 U CN202320850960 U CN 202320850960U CN 220096255 U CN220096255 U CN 220096255U
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- air outlet
- sliding sleeve
- sleeve
- ratchet
- sliding
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000009471 action Effects 0.000 claims abstract description 11
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012634 fragment Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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Abstract
The utility model discloses a vehicle-mounted air outlet hook bracket with overload protection, which comprises a supporting mechanism, a sliding nut, an air outlet hook, a threaded sleeve, a sliding sleeve, a knob and a limiting mechanism, wherein the sliding nut is arranged on the supporting mechanism; the supporting mechanism comprises a supporting plate, and the front end of the supporting plate is connected with a supporting rod; the sliding nut is slidably arranged on the supporting rod and is provided with external threads; the rear end of the air outlet hook is connected with a sliding nut; the screw sleeve is rotatably arranged on the supporting rod, an internal thread is arranged in the screw sleeve, and the internal thread is in threaded fit with the external thread; the sliding sleeve is slidably arranged outside the screw sleeve, a first ratchet is arranged on the front end face of the sliding sleeve, and a spring is arranged between the sliding sleeve and the screw sleeve; the knob is rotatably arranged outside the screw sleeve and the sliding sleeve, the knob is provided with a second ratchet, and the first ratchet elastically abuts against the rear side of the second ratchet under the action of the spring; the limiting mechanism is connected to the front end of the supporting rod. The overload protection related component has strong connection stability and can form balanced overload protection effect.
Description
Technical Field
The utility model relates to the technical field of mobile phone supports, and is characterized in that the utility model relates to a vehicle-mounted air outlet hook support with overload protection.
Background
At present, mobile devices such as mobile phones and the like have increasingly perfect functions such as communication, navigation, multimedia and the like, and become an indispensable electronic product in life of people. Especially, for safety, when a user needs to use the mobile phone during driving and the mobile phone is fixed on a console in an automobile, the mobile phone needs to be fixed by using a vehicle-mounted bracket. The vehicle-mounted bracket is usually fixed with a grille of an air outlet of the automobile air conditioner through a hook body or a mounting clamp. In the prior art, the problem that the vehicle-mounted air outlet hook bracket mainly exists is that the vehicle-mounted air outlet hook bracket does not have an overload protection function, and when the vehicle-mounted air outlet hook bracket hooks the air outlet grille of the automobile air conditioner, the air outlet grille of the automobile air conditioner is easy to hook due to overlarge hooking force.
See chinese patent document CN 215042485U, which discloses an overload protection hook bracket, comprising a supporting part, a fixing plate is arranged below the supporting part; the top of fixed plate is provided with the knob, and the internally mounted of knob has interior facing, and the inboard of interior facing is provided with outer tooth and revolves the piece, and outer tooth revolves the left and right sides of piece and all is provided with the breach, and the couple is installed to the top of outer tooth and revolves the piece, and the upper end of fixed plate is provided with two dead levers, and the front end of one side dead lever and the equal slidable mounting of the rear end of opposite side dead lever have the shell fragment. This patent can be through the screw-thread fit between interior facing and the outer tooth rotary vane, and the centre is connected through the shell fragment, can drive the couple and reciprocate, and when interior facing rotation drive couple moved in place, the dynamics of twisting was greater than the shell fragment dynamics of deformation, and the shell fragment warp and rotates on interior facing, makes the knob begin idle running, can't drive the couple and continues the shrink, avoids excessively damaging air outlet support and air outlet blade with the power. However, since the two elastic sheets are slidably mounted on the fixing rod, the elastic sheets and the fixing rod are easy to loose, and the connection stability is poor; and the two elastic sheets can only form overload protection effect from two points, so that the problem of poor stability of the inner tooth socket and the knob due to uneven stress is easily caused.
Disclosure of Invention
The utility model aims to solve the technical problems of the prior art, and provides the vehicle-mounted air outlet hook bracket with overload protection.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a vehicle-mounted air outlet hook bracket with overload protection comprises a supporting mechanism, a sliding nut, an air outlet hook, a threaded sleeve, a sliding sleeve, a knob and a limiting mechanism; the supporting mechanism comprises a supporting plate, and the front end of the supporting plate is connected with a supporting rod; the sliding nut is slidably arranged on the supporting rod and is provided with external threads; the rear end of the air outlet hook is connected with a sliding nut; the screw sleeve is rotatably arranged on the supporting rod, an internal thread is arranged in the screw sleeve, and the internal thread of the screw sleeve is in threaded fit with the external thread of the sliding nut; the sliding sleeve is slidably arranged outside the screw sleeve, a first ratchet is arranged on the front end face of the sliding sleeve, and a spring is arranged between the sliding sleeve and the screw sleeve; the knob is rotatably arranged outside the threaded sleeve and the sliding sleeve, an annular inner ring protruding inwards is arranged in the knob, a second ratchet is arranged on the rear side of the annular inner ring, and under the action of a spring, a first ratchet of the sliding sleeve elastically abuts against the rear side of the second ratchet; the limiting mechanism is connected to the front end of the supporting rod and used for limiting the front end positions of the sliding nut, the threaded sleeve and the knob, and the air outlet hook movably penetrates through the limiting mechanism.
Preferably, the rear end of the supporting rod is provided with a fixed shaft, the rear end of the swivel nut is provided with a rotating part, the rotating part is provided with a shaft hole, the fixed shaft penetrates through the shaft hole of the rotating part, the swivel nut can rotate on the fixed shaft, and the rear side of the rotating part is contacted with the front side of the supporting plate.
Preferably, the outside of swivel nut is equipped with the sliding sleeve mounting groove, is equipped with the direction spacer in the sliding sleeve mounting groove, the rear end of sliding sleeve is installed in the sliding sleeve mounting groove, the rear end of sliding sleeve is equipped with the guide way, the direction spacer inserts into the guide way.
Preferably, an annular outer ring protruding outwards is arranged outside the front end of the sliding sleeve, the first ratchet is arranged on the front side of the annular outer ring, and the spring is arranged between the front side of the sliding sleeve mounting groove and the rear side of the annular outer ring.
Preferably, the support plate is a circular support plate, an annular convex ring is arranged at the front side edge of the support plate, an annular groove is arranged at the rear end of the knob, and the annular groove is rotatably arranged outside the annular convex ring.
Preferably, the limiting mechanism comprises a limiting shell and a gasket, the limiting shell is connected to the front end of the supporting rod, the gasket is arranged on the front side of the limiting shell, and the limiting shell and the gasket are respectively provided with a hook through hole for an air outlet hook to movably pass through.
Preferably, the support mechanism further comprises a ball joint connecting piece, and the ball joint connecting piece is connected to the rear end of the support plate. The supporting mechanism is further provided with a connecting hole, the connecting hole sequentially penetrates through the ball joint connecting piece, the supporting plate and the supporting rod, a connecting rod is installed in the connecting hole, and the front end of the connecting rod is connected with the limiting mechanism.
Preferably, the first ratchet and the second thorn tooth are respectively arranged with a circle, the first ratchet and the second thorn tooth are provided with thorn tooth inclined planes which are mutually contacted and matched, and the included angle between the thorn tooth inclined planes and the end face of the front end of the sliding sleeve is smaller than 30 degrees.
Preferably, the external thread of the sliding nut is a parallel double thread, and the internal thread of the threaded sleeve is a parallel double thread.
The beneficial effects of the utility model are as follows: according to the utility model, a sliding sleeve is slidably arranged outside a threaded sleeve, a spring is arranged between the sliding sleeve and the threaded sleeve, a first ratchet is arranged on the front end face of the sliding sleeve, a knob is rotatably arranged outside the threaded sleeve and the sliding sleeve, an annular inner ring protruding inwards is arranged in the knob, a second ratchet is arranged on the rear side of the annular inner ring, and under the action of the spring, the first ratchet of the sliding sleeve elastically abuts against the rear side of the second ratchet; when the knob rotates forwards, under the action of the spring, the knob can drive the sliding sleeve to rotate forwards through the cooperation of the second ratchet and the first ratchet, and the sliding sleeve further drives the sliding nut to move backwards through the threaded sleeve, so that the air outlet hook hooks the automobile air outlet grille; after the air outlet hook hooks the automobile air outlet grille, the sliding nut stops moving backwards, the threaded sleeve and the sliding sleeve are reversely prevented from rotating, at the moment, if the knob is continuously rotated forward forcefully, the second ratchet of the knob idles at the front side of the first ratchet (the idling process is relatively forceful), namely, the phenomenon of sliding teeth occurs, so that the force can be removed, and the problem that the air outlet grille of the automobile air conditioner is damaged due to the fact that the air outlet hook hooks are hard can be prevented, and overload protection is formed. When the knob rotates reversely, under the action of the spring, the first ratchet of the sliding sleeve elastically abuts against the rear side of the second ratchet to drive the sliding sleeve to rotate reversely, and the sliding sleeve further drives the sliding nut to move forwards through the threaded sleeve, so that the air outlet hook is separated from the automobile air outlet grille. The first ratchet is arranged on the front end face of the sliding sleeve and connected as a whole, the loosening problem does not exist, the second ratchet is arranged on the rear side of the annular inner ring of the knob and connected as a whole, the loosening problem does not exist, the connection stability is high, and under the action of the spring, the first ratchet of the sliding sleeve elastically abuts against the rear side of the second ratchet, so that the whole front end face of the sliding sleeve and the rear side face of the annular inner ring of the knob form surface contact, a balanced overload protection effect is formed, and the problem of poor stability caused by uneven stress can be avoided.
Drawings
Fig. 1 is an overall construction diagram of the present utility model.
Fig. 2 is a cross-sectional structural view of the present utility model.
Fig. 3 is one of the dispersion structure diagrams of the present utility model.
FIG. 4 is a second block diagram of the dispersion structure of the present utility model.
Detailed Description
The structural and operational principles of the present utility model will be described in further detail below with reference to the accompanying drawings.
In the description of the present utility model, the rear end of the air outlet hook means the end having the ball-head connector, and the front end of the air outlet hook means the end having the air outlet hook, it should be understood that directional terms are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
As shown in fig. 1 to 4, the utility model relates to a vehicle-mounted air outlet hook bracket with overload protection, which comprises a supporting mechanism 1, a sliding nut 2, an air outlet hook 3, a threaded sleeve 4, a sliding sleeve 5, a knob 6 and a limiting mechanism 7; the supporting mechanism 1 comprises a supporting plate 11, and the front end of the supporting plate 11 is connected with a supporting rod 12; the sliding nut 2 is slidably arranged on the supporting rod 12, and the sliding nut 2 is provided with external threads 21; the rear end of the air outlet hook 3 is connected with the sliding nut 2; the screw sleeve 4 is rotatably arranged on the supporting rod 12, an internal thread 41 is arranged in the screw sleeve 4, and the internal thread 41 of the screw sleeve 4 is in threaded fit with the external thread 21 of the sliding nut 2; the sliding sleeve 5 is slidably arranged outside the threaded sleeve 4, a first ratchet 51 is arranged on the front end face of the sliding sleeve 5, and a spring 8 is arranged between the sliding sleeve 5 and the threaded sleeve 4; the knob 6 is rotatably arranged outside the threaded sleeve 4 and the sliding sleeve 5, an annular inner ring 61 protruding inwards is arranged in the knob 6, a second ratchet 62 is arranged on the rear side of the annular inner ring 61, and under the action of the spring 8, the first ratchet 51 of the sliding sleeve 5 elastically abuts against the rear side of the second ratchet 62; the limiting mechanism 7 is connected to the front end of the supporting rod 12 and is used for limiting the front end positions of the sliding nut 2, the threaded sleeve 4 and the knob 6, and the air outlet hook 3 movably penetrates through the limiting mechanism 7. The first ratchet teeth 51 and the second ratchet teeth 62 are respectively arranged with a circle, the first ratchet teeth 51 and the second ratchet teeth 62 are provided with mutually contacted and matched ratchet tooth inclined planes, and an included angle between the ratchet tooth inclined planes and the end face of the front end of the sliding sleeve is smaller than 30 degrees.
The working principle of the utility model is as follows: when the knob 6 rotates positively, under the action of the spring 8, the knob 6 can drive the sliding sleeve 5 to rotate positively through the cooperation of the second ratchet 62 and the first ratchet 51, and the sliding sleeve 5 then drives the sliding nut 2 to move backwards through the threaded sleeve 4, so that the air outlet hook 3 hooks an air outlet grille of an automobile; after the air outlet hook 3 hooks the automobile air outlet grille, the sliding nut 2 stops moving backwards, the threaded sleeve 4 and the sliding sleeve 5 are reversely prevented from rotating, at the moment, if the knob 6 is continuously rotated forward forcefully, the second ratchet 62 of the knob 6 idles at the front side of the first ratchet 51 (the idling process is more forceful), namely, the phenomenon of sliding teeth occurs, so that the force unloading can be realized, and the problem that the air outlet hook 3 hooks the automobile air conditioner air outlet grille due to excessive force is prevented from forming overload protection. When the knob rotates reversely, under the action of the spring 8, the first ratchet 51 of the sliding sleeve 5 elastically abuts against the rear side of the second ratchet 62, the sliding sleeve 5 is driven to rotate reversely, the sliding sleeve 5 further drives the sliding nut 2 to move forwards through the threaded sleeve 4, and the air outlet hook 3 is separated from an air outlet grille of an automobile.
As shown in fig. 1 to 4, the rear end of the support rod 12 is provided with a fixing shaft 121, the rear end of the screw sleeve 4 is provided with a rotating part 42, the rotating part 42 is provided with a shaft hole 421, the fixing shaft 121 passes through the shaft hole 421 of the rotating part 42, the screw sleeve 4 can rotate on the fixing shaft 121, and the rear side of the rotating part 42 is contacted with the front side of the support plate 11. The outside of swivel nut 4 is equipped with sliding sleeve mounting groove 43, is equipped with the guide spacer 431 in the sliding sleeve mounting groove 43, the rear end of sliding sleeve 5 is installed in sliding sleeve mounting groove 43, the rear end of sliding sleeve 5 is equipped with guide slot 52, guide spacer 431 inserts into guide slot 52. After the slide mount groove 43, the guide spacer 431 and the guide groove 52 are provided, the slide 5 can be made to slide axially outside the screw sleeve 4, but cannot be rotated outside the screw sleeve 4. An annular outer ring 53 protruding outwards is arranged outside the front end of the sliding sleeve 5, the first ratchet 51 is arranged on the front side of the annular outer ring 53, the spring 8 is arranged between the front side of the sliding sleeve mounting groove 43 and the rear side of the annular outer ring 53, and the sliding sleeve 5 can axially and elastically move outside the threaded sleeve 4 under the action of the spring.
As shown in fig. 1 to 4, the supporting plate 11 is a circular supporting plate, an annular convex ring 111 is arranged at the front side edge of the supporting plate 11, an annular groove 63 is arranged at the rear end of the knob 6, and the annular groove 63 is rotatably arranged outside the annular convex ring 111; this enables the rear end of the knob 6 to be rotated based on the support plate 11 with good stability.
As shown in fig. 1 to 4, the limiting mechanism 7 includes a limiting housing 71 and a spacer 72, the limiting housing 71 is connected to the front end of the support rod 12, the spacer 72 is disposed on the front side of the limiting housing 71, and the limiting housing 71 and the spacer 72 are respectively provided with a hook through hole 73 through which the air outlet hook 3 movably passes. The gasket 72 of the limiting mechanism 7 can be blocked at the outer side of the grille of the air outlet of the automobile air conditioner to form a buffering protection effect.
As shown in fig. 1 to 4, the supporting mechanism 1 further includes a ball joint 13, and the ball joint 13 is connected to the rear end of the supporting plate 11. The ball joint connecting piece 13 is used for connecting the mobile phone bracket. The supporting mechanism 1 is also provided with a connecting hole 14, the connecting hole 14 sequentially penetrates through the ball head connecting piece 13, the supporting plate 11 and the supporting rod 12, a connecting rod 9 is installed in the connecting hole 14, and the front end of the connecting rod 9 is connected with the limiting mechanism 7.
As shown in fig. 2 to 4, the external thread 21 of the slip nut 2 is a parallel double thread, and the internal thread 41 of the nut 4 is a parallel double thread. By adopting the parallel double-thread structure, the moving speed of the sliding nut 2 can be doubled compared with that of the sliding nut in the prior art, and the sliding nut is more convenient to use.
In the foregoing, only the preferred embodiment of the present utility model is described, and any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical solutions of the present utility model fall within the scope of the technical solutions of the present utility model.
Claims (10)
1. The utility model provides a take overload protection's on-vehicle air outlet couple support which characterized in that: comprises a supporting mechanism, a sliding nut, an air outlet hook, a threaded sleeve, a sliding sleeve, a knob and a limiting mechanism; the supporting mechanism comprises a supporting plate, and the front end of the supporting plate is connected with a supporting rod; the sliding nut is slidably arranged on the supporting rod and is provided with external threads; the rear end of the air outlet hook is connected with a sliding nut; the screw sleeve is rotatably arranged on the supporting rod, an internal thread is arranged in the screw sleeve, and the internal thread of the screw sleeve is in threaded fit with the external thread of the sliding nut; the sliding sleeve is slidably arranged outside the screw sleeve, a first ratchet is arranged on the front end face of the sliding sleeve, and a spring is arranged between the sliding sleeve and the screw sleeve; the knob is rotatably arranged outside the threaded sleeve and the sliding sleeve, an annular inner ring protruding inwards is arranged in the knob, a second ratchet is arranged on the rear side of the annular inner ring, and under the action of a spring, a first ratchet of the sliding sleeve elastically abuts against the rear side of the second ratchet; the limiting mechanism is connected to the front end of the supporting rod and used for limiting the front end positions of the sliding nut, the threaded sleeve and the knob, and the air outlet hook movably penetrates through the limiting mechanism.
2. The vehicle-mounted air outlet hook bracket with overload protection according to claim 1, wherein: the rear end of the supporting rod is provided with a fixed shaft, the rear end of the swivel nut is provided with a rotating part, the rotating part is provided with a shaft hole, the fixed shaft penetrates through the shaft hole of the rotating part, the swivel nut can rotate on the fixed shaft, and the rear side of the rotating part is contacted with the front side of the supporting plate.
3. The vehicle-mounted air outlet hook bracket with overload protection according to claim 2, wherein: the outside of swivel nut is equipped with the sliding sleeve mounting groove, is equipped with the direction spacer in the sliding sleeve mounting groove, the rear end of sliding sleeve is installed in the sliding sleeve mounting groove, the rear end of sliding sleeve is equipped with the guide way, the direction spacer inserts into the guide way.
4. The vehicle-mounted air outlet hook bracket with overload protection according to claim 3, wherein: the outer ring is arranged outside the front end of the sliding sleeve and protrudes outwards, the first ratchet is arranged on the front side of the outer ring, and the spring is arranged between the front side of the sliding sleeve mounting groove and the rear side of the outer ring.
5. The vehicle-mounted air outlet hook bracket with overload protection according to claim 1, wherein: the support plate is a round support plate, an annular convex ring is arranged at the front side edge of the support plate, an annular groove is arranged at the rear end of the knob, and the annular groove is rotatably arranged outside the annular convex ring.
6. The vehicle-mounted air outlet hook bracket with overload protection according to claim 1, wherein: the limiting mechanism comprises a limiting shell and a gasket, wherein the limiting shell is connected to the front end of the supporting rod, the gasket is arranged on the front side of the limiting shell, and the limiting shell and the gasket are respectively provided with a hook through hole for an air outlet hook to movably pass through.
7. The vehicle-mounted air outlet hook bracket with overload protection according to claim 1, wherein: the supporting mechanism further comprises a ball joint connecting piece, and the ball joint connecting piece is connected to the rear end of the supporting plate.
8. The vehicle-mounted air outlet hook bracket with overload protection according to claim 7, wherein: the supporting mechanism is further provided with a connecting hole, the connecting hole sequentially penetrates through the ball joint connecting piece, the supporting plate and the supporting rod, a connecting rod is installed in the connecting hole, and the front end of the connecting rod is connected with the limiting mechanism.
9. The vehicle-mounted air outlet hook bracket with overload protection according to any one of claims 1-8, wherein: the first ratchet teeth and the second ratchet teeth are respectively provided with a circle of ratchet tooth inclined planes which are in contact fit with each other, and an included angle between each ratchet tooth inclined plane and the end face of the front end of the sliding sleeve is smaller than 30 degrees.
10. The vehicle-mounted air outlet hook bracket with overload protection according to any one of claims 1-8, wherein: the external thread of the sliding nut is a parallel double thread, and the internal thread of the threaded sleeve is a parallel double thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320850960.1U CN220096255U (en) | 2023-04-17 | 2023-04-17 | Vehicle-mounted air outlet hook bracket with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320850960.1U CN220096255U (en) | 2023-04-17 | 2023-04-17 | Vehicle-mounted air outlet hook bracket with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220096255U true CN220096255U (en) | 2023-11-28 |
Family
ID=88873650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320850960.1U Active CN220096255U (en) | 2023-04-17 | 2023-04-17 | Vehicle-mounted air outlet hook bracket with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220096255U (en) |
-
2023
- 2023-04-17 CN CN202320850960.1U patent/CN220096255U/en active Active
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