CN201754991U - Chair back height adjusting device - Google Patents
Chair back height adjusting device Download PDFInfo
- Publication number
- CN201754991U CN201754991U CN2010202175012U CN201020217501U CN201754991U CN 201754991 U CN201754991 U CN 201754991U CN 2010202175012 U CN2010202175012 U CN 2010202175012U CN 201020217501 U CN201020217501 U CN 201020217501U CN 201754991 U CN201754991 U CN 201754991U
- Authority
- CN
- China
- Prior art keywords
- chair back
- height
- seat support
- jack
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a chair back height adjusting device, including a chair back connecting piece and a chair seat connecting piece; the chair back connecting piece is provided with a plurality of interconnected height selecting plugholes; the chair seat connecting piece is provided with an installing plughole and a locking hole communicated with the installing plughole; a height adjusting piece is inserted between the height selecting plughole and the installing plughole; one end of the height adjusting piece is buckled on the chair back connecting piece and the other end of the height adjusting piece is buckled on the chair seat connecting piece; In the utility model, the chair back connecting piece is provided with the height selecting plughole, the chair seat connecting piece is provided with the installing plugholes and the locking hole, in assembly, the height adjusting piece is firstly inserted in the installing plughole and the height selecting plughole and then the height adjusting piece moves to be locked in the locking hole, thereby realizing a reliable connection of the chair back connecting piece and the chair seat connecting piece; and the chair back height adjusting device has a simple structure and convenient mounting and dismounting.
Description
Technical field
The utility model relates to a kind of arrangement for adjusting height, especially relates to a kind of chair back arrangement for adjusting height.
Background technology
Existing a kind of chair tool comprises the seat support and the chair back, and described seat support is provided with a sliding seat, and the described chair back links to each other by lowering or hoisting gear with described sliding seat, thereby can regulate the height of the described chair back, thereby can adapt to user's needs.
For example, number of patent application is that 200420019450 Chinese patent has disclosed a kind of chair back arrangement for adjusting height, it comprises sliding seat, elevating bracket, gag, brake block, spring leaf, button and chair back connecting plate, described sliding seat is provided with the base plate connecting hole that is connected on the swivel chair base plate, elevating bracket links to each other with the 3rd rivet by first rivet with sliding seat, insert gag in the slit between described elevating bracket and the sliding seat, described match iron cooperates with described elevating bracket is movable.
The upper end of described elevating bracket is provided with stop screw, and gag is provided with the block that matches with stop screw, and the gag upper end connects chair back connecting plate, by the described chair back connecting plate chair back is fixed on the described sliding seat.The front of described gag is provided with the movable waist hole that cooperates of some brake block hooks with the brake block upper end, and the reverse side of described gag is close to an end of spring leaf.Be provided with a spring film trap and a shelves key that is used for fixing the described spring leaf other end in the described elevating bracket, described brake block is connected with elevating bracket by second rivet, and described button activity is engaged in the through hole of elevating bracket, thereby can realize the height adjusting of the chair back.Yet above-mentioned existing chair back arrangement for adjusting height complex structure is not easy to dismounting.
The utility model content
The utility model is to provide a kind of simple in structure and chair back arrangement for adjusting height of being convenient to load and unload at the defective that the above-mentioned background technology exists.
For achieving the above object, the utility model discloses a kind of chair back arrangement for adjusting height, it comprises a chair back connector and a seat support connector, described chair back connector is provided with some height that are interconnected and selects jack, described seat support connector is provided with one a jack and a clamping hole that is connected with described installation jack is installed, described height selects to be plugged with between jack and the described installation jack height regulating part, one end of described height regulating part be located on the described chair back connector, and the other end of described height regulating part be located on the described seat support connector.
Further, described height is selected jack to form a line and is formed a knife saw shape.
Further, described chair back arrangement for adjusting height also comprises a V-arrangement spring, and an end of described V-arrangement spring links to each other with described seat support connector, and the other end elasticity of described V-arrangement spring is pressed on the described height regulating part.
Further, the side that described seat support connector is positioned at described clamping hole is provided with a projection, and described V-arrangement spring housing is located on the described projection.
Further, the side that described seat support connector is positioned at described clamping hole is provided with a groove, and an end of described V-arrangement spring is plugged in the described groove.
Further, a side of described chair back connector is formed with a fixing slot, and described height selects jack to be connected with described fixing slot; Described seat support connector is provided with one first link and an end by described first link extends one second link that forms to a side, described first link is provided with described installation jack and clamping hole, described first link is plugged in the described fixing slot, and described second link is used for being connected with seat support.
In sum, the utility model chair back arrangement for adjusting height is provided with some described height that are interconnected by described chair back connector and selects jack, the clamping hole that described seat support connector is provided with described installation jack and is connected with described installation jack, described height regulating part inserts earlier in described installation jack and the described height selection jack during assembling, and then mobile described height regulating part, described height regulating part is snapped in the described clamping hole, thereby realize that chair back connector reliably is connected with the seat support connector, and then implementation structure is simple and be convenient to load and unload.
Description of drawings
Fig. 1 is the stereogram of a kind of embodiment of the utility model;
Fig. 2 is the stereogram at another visual angle of utility model shown in Figure 1;
Fig. 3 is an exploded view of the present utility model shown in Figure 1.
The specific embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reached, function, the utility model is described in further detail below in conjunction with the accompanying drawing and the specific embodiment.
See also Fig. 1, the utility model chair back arrangement for adjusting height comprises a chair back connector 1, a seat support connector 2, a height regulating part 3 and a V-arrangement spring 4, described chair back connector 1 is provided with some chair back fixing holes 11 and some height that is interconnected are selected jack 12, described chair back connector 1 can be fixed on the chair back by described chair back fixing hole 11.Described height is selected jack 12 to form a line and is formed a knife saw shape.One side of described chair back connector 1 is formed with a fixing slot 13, and described height selects jack 12 and described chair back fixing hole 11 to be connected with described fixing slot 13.
Described seat support connector 2 is provided with one first link 21 and an end by described first link 21 extends one second link 22 that forms to a side.The center of described first link 21 is provided with an installation jack 211 and a clamping hole 212 that is interconnected, and described installation jack 211 is positioned at the upper right side of described clamping hole 212.The side that described first link 21 is positioned at described clamping hole 212 is provided with a projection 213 and a groove 214, and described first link 21 is plugged in the described fixing slot 13.Described second link 22 is provided with some seat support fixing holes 221, described seat support connector 2 can be connected with seat support by described seat support fixing hole 221.
The snapping protuberance 32 that described height regulating part 3 has a rod body part 31 and stretched out by the two ends of described rod body part 31, described rod body part 31 is plugged in described height and selects in jack 12 and the described installation jack 211, one end of described height regulating part 3 be located on the described chair back connector 1 by a snapping protuberance 32, and the other end of described height regulating part 3 be located on the described seat support connector 2 by another described snapping protuberance 32.
Described V-arrangement spring 4 is set on the described projection 213, one end of described V-arrangement spring 4 is plugged in the described groove 214 and with described seat support connector 2 and links to each other, the other end elasticity of described V-arrangement spring 4 is pressed on the described height regulating part 3, thereby described chair back connector 1 reliably is connected with described chair back connector 1.
During assembling the utility model, described height regulating part 3 is inserted described installation jack 211 and described height earlier to be selected in the jack 12, and then mobile described height regulating part 3, described height regulating part 3 is snapped in the described clamping hole 212, thereby realize that chair back connector 1 reliably is connected with seat support connector 2.
When needs are regulated the height of the chair back, earlier described height regulating part 3 is moved in the described installation jack 211 from described clamping hole 212, regulate the height of described chair back connector 1 then and make an end of described height regulating part 3 highly select jack 12 to snap in another and highly select in the jack 12 from one, the last other end that moves described height regulating part 3 again snaps in the described clamping hole 212 it again, thereby finishes adjusting.
In sum, the utility model chair back arrangement for adjusting height is provided with some described height that are interconnected by described chair back connector 1 and selects jack 12, the clamping hole 212 that described seat support connector 2 is provided with described installation jack 211 and is connected with described installation jack 211, described height regulating part 3 inserts earlier in described installation jack 211 and the described height selection jack 12 during assembling, and then mobile described height regulating part 3, described height regulating part 3 is snapped in the described clamping hole 212, thereby realize that chair back connector 1 reliably is connected with seat support connector 2, and then implementation structure simply and be convenient to load and unload.
The above embodiment has only expressed a kind of embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model scope.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with claims.
Claims (6)
1. chair back arrangement for adjusting height, it is used for being connected with the chair back with seat support, it is characterized in that: comprise a chair back connector (1) and a seat support connector (2), described chair back connector (1) is provided with some height that are interconnected and selects jack (12), described seat support connector (2) is provided with one a jack (211) and a clamping hole (212) that is connected with described installation jack (211) is installed, described height selects to be plugged with between jack (12) and the described installation jack (211) a height regulating part (3), one end of described height regulating part (3) be located on the described chair back connector (1), and the other end of described height regulating part (3) be located on the described seat support connector (2).
2. chair back arrangement for adjusting height according to claim 1 is characterized in that: described height is selected jack (12) to form a line and is formed a knife saw shape.
3. chair back arrangement for adjusting height according to claim 1 and 2, it is characterized in that: described chair back arrangement for adjusting height also comprises a V-arrangement spring (4), one end of described V-arrangement spring (4) links to each other with described seat support connector (2), and the other end elasticity of described V-arrangement spring (4) is pressed on the described height regulating part (3).
4. chair back arrangement for adjusting height according to claim 3 is characterized in that: the side that described seat support connector (2) is positioned at described clamping hole (212) is provided with a projection (213), and described V-arrangement spring (4) is set on the described projection (213).
5. chair back arrangement for adjusting height according to claim 3 is characterized in that: the side that described seat support connector (2) is positioned at described clamping hole (212) is provided with a groove (214), and an end of described V-arrangement spring (4) is plugged in the described groove (214).
6. chair back arrangement for adjusting height according to claim 1 is characterized in that: a side of described chair back connector (1) is formed with a fixing slot (13), and described height selects jack (12) to be connected with described fixing slot (13); Described seat support connector (2) is provided with one first link (21) and an end by described first link (21) extends one second link (22) that forms to a side, described first link (21) is provided with described installation jack (211) and clamping hole (212), described first link (21) is plugged in the described fixing slot (13), and described second link (22) is used for being connected with seat support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202175012U CN201754991U (en) | 2010-06-02 | 2010-06-02 | Chair back height adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202175012U CN201754991U (en) | 2010-06-02 | 2010-06-02 | Chair back height adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201754991U true CN201754991U (en) | 2011-03-09 |
Family
ID=43642251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202175012U Expired - Fee Related CN201754991U (en) | 2010-06-02 | 2010-06-02 | Chair back height adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201754991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102669981A (en) * | 2012-05-04 | 2012-09-19 | 安吉县盛信办公家具有限公司 | Seat back height adjusting device |
| CN102687958A (en) * | 2011-03-25 | 2012-09-26 | 卓岳股份有限公司 | Chair back support linkage device |
-
2010
- 2010-06-02 CN CN2010202175012U patent/CN201754991U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102687958A (en) * | 2011-03-25 | 2012-09-26 | 卓岳股份有限公司 | Chair back support linkage device |
| CN102669981A (en) * | 2012-05-04 | 2012-09-19 | 安吉县盛信办公家具有限公司 | Seat back height adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20120602 |