CN210454562U

CN210454562U - Spring clip type headrest installed and positioned

Info

Publication number: CN210454562U
Application number: CN201921040506.XU
Authority: CN
Inventors: 罗宜成; 陈林松; 孔令辉
Original assignee: Shenzhen Times Innovation Technology Co Ltd
Current assignee: Shenzhen Times Innovation Technology Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-05-05
Anticipated expiration: 2029-07-05

Abstract

The utility model relates to a spring clamp type mounting and positioning headrest, which comprises a headrest body, a bracket body connected with the rear end of the headrest body and a telescopic mounting rod connected with the bracket body, wherein the telescopic mounting rod comprises two clamping units respectively extending out of the left side and the right side of the bracket body; the outer ends of the corresponding left side and right side of the two clamping units are respectively provided with a clamping head; the clamping unit is elastically and telescopically arranged relative to the bracket body so as to change the left-right distance between the two clamping heads, and is provided with a left-right reset elastic element which provides reset acting force of the clamping heads of the clamping unit in an outward direction; the headrest is convenient to disassemble, assemble and apply, can adapt to different seats, and is good in universality and installation stability.

Description

Spring clip type headrest installed and positioned

Technical Field

The utility model belongs to the technical field of the headrest technique and specifically relates to indicate a headrest of spring clamp formula installation location, its mainly suitable but not restrict on-vehicle.

Background

The headrest of the automobile seat mainly protects the head and neck of a driver or a passenger on the automobile and prevents the driver or the passenger from being injured. At present, the headrest is generally fixedly installed on a vehicle, the headrest is inconvenient to disassemble, assemble and apply, the universality is poor, the headrest is bound on the vehicle through an adhesive tape, and the installation stability of the headrest is poor.

In addition, the existing headrest has poor functionality, and the corresponding height and angle adjustment is difficult to perform as required.

Therefore, in the present patent application, the applicant has elaborated a spring clip type headrest installed and positioned to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to above-mentioned prior art exists, main aim at provides a headrest of spring clamp formula installation location, and its dismouting is used conveniently, and the commonality is better, can adapt to different seats, and installation stability is better.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spring clamp type mounting and positioning headrest comprises a headrest body, a support body connected to the rear end of the headrest body and a telescopic mounting rod connected to the support body, wherein the telescopic mounting rod comprises two clamping units respectively extending out of the left side and the right side of the support body;

the outer ends of the corresponding left side and right side of the two clamping units are respectively provided with a clamping head; but at least one centre gripping unit relative support body elastic stretching sets up in order to change the left and right sides interval between two centre gripping heads, and this centre gripping unit is provided with and resets elastic element about, it provides the clamping head of this centre gripping unit with the effort of resetting of outside direction to reset elastic element about.

As a preferred scheme, a stretching groove is formed in the support body, one end of the clamping unit extends into the stretching groove, a stopping portion is formed in the stretching groove, and two ends of the left and right reset elastic elements are respectively limited by the stopping portion and one end of the clamping unit.

Preferably, the bracket body is rotatably connected to the telescopic mounting rod.

As a preferable scheme, the two clamping units are respectively defined as a first clamping unit and a second clamping unit; the first clamping unit is elastically and telescopically arranged relative to the bracket body; the first clamping unit comprises a rod body portion and a first sleeve, wherein the rod body portion is integrally connected with the clamping head, the first sleeve is sleeved on the periphery of the rod body portion, a first annular groove is concavely formed in the clamping head of the first clamping unit, and two ends of the first sleeve respectively extend into the first annular groove and the stretching groove.

As an optimal scheme, an extending portion is integrally formed by extending one end of the bracket body towards the second clamping unit, a first buckle is arranged on the extending portion in an upward protruding mode, a first clamping groove is formed in the second clamping unit, the second clamping unit is connected with the extending portion, and the first buckle is matched in the first clamping groove.

As one preferred scheme, the periphery that the terminal surface of support body orientation second centre gripping unit corresponds the extension is equipped with the second ring channel towards the indent, second centre gripping unit is equipped with the third ring channel towards the tip of extension is concave, the periphery cover of extension is equipped with the second sleeve, the telescopic both ends of second stretch into in second ring channel, the third ring channel respectively.

As one kind has preferred scheme, the headrest body is including headrest overcoat, soft body, be used for buckling into the device of buckling of U-shaped with the both ends of soft body, the headrest overcoat is located the periphery of soft body, buckle the device and set up in the rear end of soft body, buckle the device including the supporting shoe that is used for bearing soft body and set up respectively in first bending piece, the second bending piece at supporting shoe both ends, first bending piece and second are buckled the equal relative supporting shoe of piece and can be convertible the setting, both ends between headrest overcoat and soft body are all buckled the piece and can be toward inside and outside buckle jointly with the help of first bending piece and second.

As a preferred scheme, at least two height adjusting grooves are formed in the rear end of the headrest body at intervals from top to bottom, connecting convex parts are arranged on the support body in a protruding mode, the support body is detachably connected with the headrest body, and the connecting convex parts can be selectively matched in any height adjusting groove.

Preferably, the bracket body comprises a first bracket and a second bracket, the first bracket is connected with the headrest body, a front-back reset elastic element is connected between the first bracket and the second bracket, the front-back reset elastic element provides a forward reset acting force for the first bracket, and the second bracket is connected with the telescopic mounting rod.

As a preferable scheme, the first bracket is provided with a first bracket inner cavity and a rear end abdicating hole communicated with the first bracket inner cavity; the second bracket is provided with a second bracket inner cavity, the second bracket inner cavity is provided with a front end opening, the front and back reset elastic element is arranged in the second bracket inner cavity, the rear end of the first bracket extends into the second bracket inner cavity, and two ends of the front and back reset elastic element are respectively limited by the rear end surface of the first bracket and the inner end wall of the second bracket inner cavity;

the inner chamber of the second support is internally provided with a longitudinal connecting rod, the periphery of the longitudinal connecting rod is sleeved with the front and back reset elastic elements, one end of the longitudinal connecting rod is connected with the inner end wall of the inner chamber of the second support, and one end of the longitudinal connecting rod stretches into the inner chamber of the first support from the rear end yielding hole.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly:

1. the clamping unit is elastically and telescopically arranged relative to the bracket body, so that the headrest is convenient to disassemble, assemble and apply, has good universality, can adapt to different seats, and has good installation stability;

2. the support body is rotatably connected relative to the telescopic mounting rod, so that the angle and the height of the headrest can be adjusted by rotating up and down, the adjusting range is large, and the practicability is good;

3. through the design of the bending device, two ends of the headrest can be bent, so that the headrest can better contact and match with the head of a user, the head is prevented from shaking, the head is protected, and the use comfort level is also improved;

4. the height of the headrest can be adjusted according to the requirement through the matching design of the height adjusting groove and the connecting convex part, and the headrest is simple to operate, convenient and practical;

5. the first support, the second support and the front-back reset elastic element are matched, so that the headrest gives a forward elastic contact force to the head of a user, and has a certain buffering effect when used on a vehicle, and the comfort level and the shock resistance of the headrest are improved;

to sum up, the utility model discloses in, its design to the headrest shows humanization to the greatest extent, satisfies user's demand better, experiences for the better use of user, simultaneously, installation and application are convenient, and its structural design is ingenious reasonable, and easily production preparation and equipment are suitable for mass production and wide application.

Drawings

Fig. 1 is a schematic view of a first three-dimensional structure according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a second three-dimensional structure according to an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention;

fig. 4 is a first exploded view of an embodiment of the present invention;

FIG. 5 is a second exploded view of another embodiment of the present invention;

FIG. 6 is a third exploded view of another embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of another embodiment of the present invention.

The reference numbers illustrate:

10. headrest body

11. Height adjusting groove 111, side end opening

12. Height adjusting block 13 and headrest cover

14. Flexible body 141, second fastener

142. Bending device mounting cavity 15 and supporting block

151. Fourth card slot 152 and second mounting hole

16. First bending block 161 and second clamping groove

162. Third slot 17 and second bending block

18. Pivot shaft 19, back cover

191. Third catch 192, first loading guide slope

20. Support body

201. Stretching groove 202, stopper

203. Fourth clip 2031 and second loading guide slope

204. Mounting convex column

21. Extension part 211 and first buckle

212. First mounting hole 22, second annular groove

23. Second sleeve 24, connecting boss

241 transverse part 25, first bracket

251. First support inner cavity 252, rear end hole of stepping down

253. Front-back reset elastic element mounting hole

26. Second support 261, second support inner chamber

27. Front-back reset elastic element 28 and longitudinal connecting rod

29. Built-in fixing plate

301. Guide part 302, guide groove

31. First clamping unit 311 and hollow cavity

3111. Spacing step part

312. Clamping head 3121, first annular groove

313. Lever body 32, left-right reset elastic element

33. Transverse connecting rod 331 and threaded hole

332. Locking screw 34, first sleeve

41. Second clamping unit 411 and first clamping groove

412. A third annular groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 7, which show a specific structure of an embodiment of the present invention, a spring clip type headrest for installation and positioning includes a headrest body 10, a bracket body 20 connected to a rear end of the headrest body 10, and a telescopic mounting rod connected to the bracket body 20, wherein the telescopic mounting rod includes two clamping units respectively extending out of a left side and a right side of the bracket body 20;

the outer ends of the corresponding left side and right side of the two clamping units are respectively provided with a clamping head 312; at least one clamping unit is elastically and telescopically arranged relative to the bracket body 20 to change the left-right distance between the two clamping heads 312, the clamping unit is provided with a left-right reset elastic element 32, and the left-right reset elastic element 32 provides reset acting force of the clamping heads 312 of the clamping unit in an outward direction.

Preferably, a stretching groove 201 is formed in the bracket body 20, one end of the clamping unit extends into the stretching groove 201, a stopping portion 202 is formed in the stretching groove 201, and two ends of the left and right reset elastic elements 32 are respectively limited by the stopping portion 202 and one end of the clamping unit.

Preferably, the left and right reset elastic element 32 is sleeved on the transverse connecting rod 33, the first clamping unit 31 has a hollow cavity 311, a limiting step 3111 is formed on a right end wall of the hollow cavity 311, a locking screw 332 is connected to a left end of the transverse connecting rod 33 after extending into the hollow cavity 311, and a nut of the locking screw 332 is limited on the limiting step 3111.

The two clamping units are respectively defined as a first clamping unit 31 and a second clamping unit 32; the first clamping unit 31 is elastically and telescopically arranged relative to the bracket body 20; the first clamping unit 31 comprises a rod body portion 313 integrally connected to the clamping head 312 and a first sleeve 34 sleeved on the periphery of the rod body portion 313, a first annular groove 3121 is concavely formed in the clamping head 312 of the first clamping unit 31, and two ends of the first sleeve 34 respectively extend into the first annular groove 3121 and the stretching groove 201. Preferably, one of the shaft portion 313 and the first sleeve 34 is provided with a guide portion 301 in a protruding manner, and the other is provided with a guide groove 302 in a recessed manner, and the guide portion 301 is fitted into the guide groove 302.

In this embodiment, the holder body 20 is detachably connected to the second clamping unit 41. The bracket body 20 is integrally extended towards one end of the second clamping unit 41 to form an extending portion 21, a first buckle 211 is arranged on the extending portion 21 in an upward protruding mode, a first clamping groove 411 is formed in the second clamping unit 41, the second clamping unit 41 is connected with the extending portion 21, and the first buckle 211 is matched in the first clamping groove 411.

The stretching groove 201 penetrates into the extending portion 21, the stopping portion 202 is formed in the extending portion 21, a first mounting hole 212 is formed in the extending portion 21, the first mounting hole 212 is communicated with the stretching groove 201, a threaded hole 331 is formed in an end portion, facing the second clamping unit 41, of the transverse connecting rod 33, and the second clamping unit 41 is adapted to the threaded hole 331 through a screw passing through the first mounting hole 212.

The periphery that support body 20 corresponds extension 21 towards the terminal surface of second clamping unit 41 is equipped with second annular groove 22 towards the indent, second clamping unit 41 is equipped with third annular groove 412 towards the tip of extension 21 is concave, the periphery cover of extension 21 is equipped with second sleeve 23, the both ends of second sleeve 23 stretch into respectively in second annular groove 22, the third annular groove 412.

In this embodiment, the holder body 20 is rotatably coupled with respect to the telescopic mounting bar. The headrest body 10 is provided with at least two height adjusting grooves 11 at intervals from top to bottom at the rear end thereof, the support body 20 is provided with connecting protrusions 24 in a protruding manner, the support body 20 is detachably connected with the headrest body 10, and the connecting protrusions 24 can be selectively adapted to any height adjusting groove 11.

The height adjusting grooves 11 extend along the left-right direction, the left end and/or the right end of each height adjusting groove is provided with a side end opening 111, and the connecting convex part 24 is fitted into the height adjusting grooves 11 from the side end openings 111; the cross section of the connecting convex part 24 is T-shaped, and correspondingly, the cross section of the height adjusting groove 11 is T-shaped;

the connecting convex portion 24 has a transverse portion 241 and a vertical portion 242 extending horizontally outward from the front end of the transverse portion 241, the transverse portion 241 is integrally connected to the bracket body 20, the height adjusting groove 11 has a transverse groove communicating with the outside and a vertical groove perpendicular to the transverse groove, and both the transverse groove and the vertical groove are provided with the side end opening 111; horizontal portion 241, vertical portion 242, horizontal groove and vertical groove all extend the setting along the left-right direction, vertical portion 242 adaptation is in vertical inslot, horizontal portion 241 adaptation is in horizontal inslot.

The back end of the headrest body 10 is provided with height adjusting blocks 12 in a protruding manner from top to bottom in sequence, and the back end faces of the height adjusting blocks 12 are recessed forwards to form the height adjusting grooves 11.

In this embodiment, the headrest body 10 includes a headrest housing 13, a flexible body 14, a bending device for bending two ends of the flexible body 14 into a U shape, preferably, the flexible body 14 is a sponge body, the headrest housing 13 covers the periphery of the flexible body 14, the bending device is disposed at the rear end of the flexible body 14, the bending device includes a supporting block 15 for bearing the flexible body 14 and a first bending block 16 and a second bending block 17 respectively disposed at two ends of the supporting block 15, the first bending block 16 and the second bending block 17 are both disposed in a reversible manner with respect to the supporting block 15, and two ends of both the headrest housing 13 and the flexible body 14 can be bent inward and outward together with the aid of the first bending block 16 and the second bending block 17.

The first bending block 16 and the supporting block 15, and the second bending block 17 and the supporting block 15 are pivoted through a pivoting shaft 18; the pivot shaft 18 and the respective first and second bending blocks 16 and 17 are fixed to each other, while the pivot shaft 18 and the support block 15 are rotatably provided to each other; alternatively, the pivot shaft 18 and the support block 15 are fixed to each other, and at the same time, the pivot shaft 18 and the corresponding first and second bending blocks 16 and 17 are rotatably disposed to each other.

The flexible body 14 is detachably connected to the bending device. Specifically, a second buckle 141 is convexly arranged at the rear end of the flexible body 14, a second clamping groove 161 is formed in the first bending block 16 and the second bending block 17, the flexible body 14 is respectively connected with the first bending block 16 and the second bending block 17, and the second buckle 141 is adapted to the second clamping groove 161.

Further, a bending device installation cavity 142 is concavely formed in the rear end surface of the flexible body 14 forward, the bending device is installed in the bending device installation cavity 142, and the second buckle 141 is formed on the inner wall of the bending device installation cavity 142.

The rear end of the first bending block 16 and/or the second bending block 17 is detachably connected with a rear cover 19, a third buckle 191 is arranged on the rear cover 19 in a protruding mode, a third clamping groove 162 is formed in the first bending block 16 and/or the second bending block 17, and the third buckle 191 is matched with the third clamping groove 162.

Preferably, the third locking groove 162 penetrates through the front and rear end surfaces of the corresponding bending block, and the rear end surface of the third locking piece 191 is limited to the front end surface of the corresponding bending block. The third latch 191 has a first loading guide slope 192, and the first loading guide slope 192 is sloped outward in the loading direction.

The headrest body 10 is detachably connected with the bracket body 20; specifically, the method comprises the following steps: the bracket body 20 is convexly provided with a fourth buckle 203 and an installation convex column 204, the support block 15 is provided with a fourth clamping groove 151, the fourth buckle 203 is adapted in the fourth clamping groove 151, the fourth clamping groove 151 penetrates through the front end face and the rear end face of the support block 15, and the rear end face of the fourth buckle 203 is limited by the front end face of the support block 15. Preferably, the fourth latch 203 has a second loading guide slope 2031, and the second loading guide slope 2031 is sloped outward in the loading direction. A second mounting hole 152 is further formed in the support block 15, and the mounting boss 204 is adapted to the second mounting hole 152.

The bracket body 20 comprises a first bracket 25 and a second bracket 26, a front-back reset elastic element 27 is connected between the first bracket and the second bracket, and preferably, the front-back reset elastic element 27 and the left-right reset elastic element 32 are compression springs. The first bracket 25 is connected to the support block 15 of the headrest body 10, the front-rear return elastic member 27 provides the first bracket 25 with a forward return force, and the second bracket 26 is connected to the telescopic mounting rod.

The second bracket 26 has a second bracket inner cavity 261, the second bracket inner cavity 261 has a front end opening, the front-back reset elastic element 27 is installed in the second bracket inner cavity 261, the rear end of the first bracket 25 extends into the second bracket inner cavity 261, and both ends of the front-back reset elastic element 27 are respectively limited by the rear end surface of the first bracket 25 and the inner end wall of the second bracket inner cavity 261.

Preferably, first support 25 has the rear end hole 252 of stepping down of first support inner chamber 251 and the first support inner chamber 251 of intercommunication, the built-in longitudinal tie rod 28 that is equipped with of second support inner chamber 261, the periphery of longitudinal tie rod 28 is located to the elastic element 27 cover that resets from beginning to end, the inner endwall of second support inner chamber 261 is connected to the one end of longitudinal tie rod 28, the one end of longitudinal tie rod 28 is stretched into in the first support inner chamber 251 from the rear end hole 252 of stepping down.

The headrest body 10 is pressed backwards, the first support 25 extends backwards into the second support inner cavity 261, the front-back reset elastic element 27 is compressed and deformed, and the other end of the longitudinal connecting rod 28 extends forwards into the first support inner cavity 251 from the rear end abdicating hole 252; after releasing the pressure on the headrest body 10, the first bracket 25 is restored forward by the restoring force of the front and rear restoring elastic member 27, and the other end of the longitudinal connecting rod 28 is restored backward.

Preferably, a front-back reset elastic element mounting hole 253 is concavely arranged on the rear end surface of the first bracket 25 forward, the front-back reset elastic element mounting hole 253 is communicated with the first bracket inner cavity 251 through a rear end abdicating hole 252, and the other end of the front-back reset elastic element 27 extends into the front-back reset elastic element mounting hole 253.

Preferably, the second bracket inner cavity 261 is further provided with an internal fixing plate 29, the internal fixing plate 29 is fixedly connected with the inner end wall of the second bracket inner cavity 261, and the other end of the longitudinal connecting rod 28 is fixedly connected with the internal fixing plate 29 through a screw thread.

The utility model is characterized in that 1, the elastic telescopic arrangement of the clamping unit relative to the bracket body ensures that the headrest is convenient to disassemble and assemble and has better universality, can adapt to different seats and has better installation stability;

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a headrest of spring clamp formula installation location which characterized in that: the headrest comprises a headrest body, a support body connected to the rear end of the headrest body and a telescopic mounting rod connected to the support body, wherein the telescopic mounting rod comprises two clamping units respectively extending out of the left side and the right side of the support body;

2. The spring clip mounted position headrest of claim 1, wherein: the support body is provided with a stretching groove, one end of the clamping unit extends into the stretching groove, a stopping part is formed in the stretching groove, and two ends of the left and right reset elastic elements are respectively limited by the stopping part and one end of the clamping unit.

3. The spring clip mounted position headrest of claim 1, wherein: the support body is rotatably connected with the telescopic mounting rod relatively.

4. The spring clip mounted position headrest of claim 2, wherein: the two clamping units are respectively defined as a first clamping unit and a second clamping unit; the first clamping unit is elastically and telescopically arranged relative to the bracket body; the first clamping unit comprises a rod body portion and a first sleeve, wherein the rod body portion is integrally connected with the clamping head, the first sleeve is sleeved on the periphery of the rod body portion, a first annular groove is concavely formed in the clamping head of the first clamping unit, and two ends of the first sleeve respectively extend into the first annular groove and the stretching groove.

5. The spring clip mounted position headrest of claim 4, wherein: the support body is towards the integrative extension of one end of second centre gripping unit and is formed with the extension, the extension epirelief is equipped with first buckle, be equipped with first draw-in groove on the second centre gripping unit, the extension is connected to the second centre gripping unit, first buckle adaptation is in first draw-in groove.

6. The spring clip mounted position headrest of claim 5, wherein: the support body corresponds the periphery of extension towards the terminal surface of second centre gripping unit and is equipped with the second ring channel toward the indent, second centre gripping unit is equipped with the third ring channel towards the tip of extension is concave, the periphery cover of extension is equipped with the second sleeve, the telescopic both ends of second stretch into in second ring channel, the third ring channel respectively.

7. The spring clip mounted position headrest of claim 1, wherein: the utility model discloses a headrest body, including headrest overcoat, soft body, be used for buckling into the device of buckling of U-shaped with the both ends of soft body, the headrest overcoat is located the periphery of soft body, buckle the device and set up in the rear end of soft body, buckle the device including the supporting shoe that is used for bearing soft body and set up respectively in first bending piece, the second bending piece at supporting shoe both ends, first bending piece and second bending piece all relative supporting shoe can convertible the setting, both ends between headrest overcoat and soft body are all buckled the piece and can be toward inside and outside buckle jointly with the help of first bending piece and second.

8. The spring clip mounted position headrest of claim 1, wherein: the headrest body is characterized in that at least two height adjusting grooves are formed in the rear end of the headrest body at intervals from top to bottom, connecting convex parts are arranged on the support body in a protruding mode, the support body is detachably connected with the headrest body, and the connecting convex parts can be selectively matched with any height adjusting groove.

9. The spring clip mounted position headrest of claim 1, wherein: the support body is including first support and second support, first support and headrest body coupling, be connected with the elastic element that resets around between first support and the second support, the elastic element that resets provides first support with the forward effort that resets around, second leg joint is in flexible installation pole.

10. The spring clip mounted position headrest of claim 9, wherein: the first bracket is provided with a first bracket inner cavity and a rear end abdicating hole communicated with the first bracket inner cavity; the second bracket is provided with a second bracket inner cavity, the second bracket inner cavity is provided with a front end opening, the front and back reset elastic element is arranged in the second bracket inner cavity, the rear end of the first bracket extends into the second bracket inner cavity, and two ends of the front and back reset elastic element are respectively limited by the rear end surface of the first bracket and the inner end wall of the second bracket inner cavity;