CN211673016U - Rapid height adjusting chair - Google Patents
Rapid height adjusting chair Download PDFInfo
- Publication number
- CN211673016U CN211673016U CN201921030693.3U CN201921030693U CN211673016U CN 211673016 U CN211673016 U CN 211673016U CN 201921030693 U CN201921030693 U CN 201921030693U CN 211673016 U CN211673016 U CN 211673016U
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- height adjusting
- chair
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Abstract
The utility model discloses a swift altitude mixture control chair, pull the backplate with the hand and lift, it shifts up to drive the altitude mixture control board, thereby make the pin be located the height of the downthehole different tooth's socket of altitude mixture control adjustment chair, the extension spring provides the pulling force for the pin, make the pin be located the activity hole bottom, after the end was pulled to the altitude mixture control hole, the pin is gone into spacing downthehole by the card, thereby make the altitude mixture control board freely upwards slide, make the adapter sleeve withdrawal, reduce the chair height, the top position arch that works as the altitude mixture control board contacts with the pin, thereby follow spacing downthehole ejecting with the pin, it is downthehole to get into the activity again. The utility model discloses simple structure, the height control convenient and fast of chair, convenient operation can adjust the height of chair fast.
Description
Technical Field
The utility model relates to a liftable seat technical field especially relates to a swift height adjustment chair.
Background
After the seat is produced and assembled, the height of the seat is adjusted through the lifting structure according to the personal use requirement. The lifting adjustment structure of the existing seat is inconvenient in height adjustment and complex in operation steps.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a quick height adjustment chair to solve the above technical problems in the prior art.
The utility model discloses an above-mentioned technical problem is solved to following technical means:
a quick height adjusting chair comprises a chair frame and a plate body arranged on the chair frame, wherein the chair frame comprises a supporting foot frame and a guide seat frame arranged on the supporting foot frame, the supporting foot frame comprises two leg supporting tubes which are oppositely arranged and a horizontal connecting rod which is arranged between the two leg supporting tubes and is used for connecting the two leg supporting tubes, the leg supporting tubes are V-shaped and comprise a bottom tube which is horizontally arranged and an inclined tube which is formed by upwards turning one end of the bottom tube, the guide seat frame comprises two plate body supporting rods which are oppositely arranged and are L-shaped and a connecting sleeve which is arranged at the bottom of the plate body supporting rods and is sleeved on the inclined tube, the plate body comprises a seat plate and a back plate which are respectively arranged at corresponding positions of the plate body supporting rods, and the middle parts of the connecting sleeve and the inclined tube;
the height adjusting device comprises a height adjusting plate and a guide seat, wherein the height adjusting plate is movably inserted in the inclined tube, the guide seat is sleeved on the top end of the height adjusting plate, the guide seat is fixed in the inclined tube through bolts, a height adjusting hole extending along the length direction of the height adjusting plate is formed in the height adjusting plate, the upper side wall of the height adjusting hole is a straight smooth inner wall, the lower side wall of the height adjusting hole is toothed, a movable hole is formed in the guide seat, a pin penetrating through the height adjusting hole is arranged in the movable hole in a penetrating mode, tension springs are arranged between the two ends of the pin and the guide seat, a limiting hole is formed in the upper portion of the movable hole, the top end of the height adjusting hole is provided with a top position protrusion corresponding to the position of the limiting hole, and.
Furthermore, the laminating of connecting sleeve's terminal inner wall is provided with the sliding sleeve, and the sliding sleeve slip cover is established on the pipe that inclines.
Furthermore, rubber anti-slip pads are arranged at two ends of the bottom tube.
Furthermore, the horizontal connecting rods are provided with two horizontal connecting rods, one horizontal connecting rod is arranged at the bending position of the leg supporting tube, and the other horizontal connecting rod is arranged between the two bottom tubes.
The utility model has the advantages that: the utility model discloses simple structure, the height control convenient and fast of chair, convenient operation can adjust the height of chair fast to satisfy the demand of each age group student to the seat height.
Drawings
FIG. 1 is a schematic structural view of a quick height adjustment chair according to the present invention;
FIG. 2 is a schematic structural view of a chair frame of a quick height adjusting chair according to the present invention;
FIG. 3 is a schematic structural view of a leg supporting tube of a quick height adjusting chair according to the present invention;
FIG. 4 is a schematic structural view of a height adjustment device of a quick height adjustment chair according to the present invention;
FIG. 5 is a schematic structural view of a height adjustment plate of a quick height adjustment chair according to the present invention;
FIG. 6 is a schematic structural view of a guiding seat of a quick height adjusting chair according to the present invention;
the device comprises a leg supporting tube 1, a horizontal connecting rod 2, a bottom tube 3, an inclined tube 4, a plate body supporting rod 5, a connecting sleeve 6, a seat plate 7, a height adjusting plate 8, a guide seat 9, a height adjusting hole 10, a movable hole 11, a pin 12, a tension spring 13, a limiting hole 14, a top position bulge 15, a sliding sleeve 16, a rubber anti-skid pad 17 and a back plate 18.
Detailed Description
The invention will be described in detail with reference to the following drawings and specific embodiments:
as shown in fig. 1-6, the utility model discloses a swift height adjustment chair, including chair frame and the plate body of setting on the chair frame, the chair frame includes the supporting leg frame and sets up the guide seat frame on the supporting leg frame, the supporting leg frame includes that two are relative to set up shank stay tube 1 and set up the horizontal connecting rod 2 that is used for connecting two shank stay tubes 1 between two shank stay tubes 1, shank stay tube 1 is the V-arrangement, including the base pipe 3 and the base pipe 3 one end of level setting turn over the inclined tube 4 that the book formed that turns over, horizontal connecting rod 2 is provided with two, one of them setting is in the position of buckling of shank stay tube 1, another setting is between two base pipes 3.
The guide seat frame comprises two L-shaped plate body support rods 5 which are oppositely arranged and a connecting sleeve 6 which is arranged at the bottoms of the plate body support rods 5 and sleeved on the inclined tube 4, the plate body comprises a seat plate 7 and a back plate 18 which are respectively arranged at corresponding positions of the plate body support rods 5, and the connecting sleeve 6 is connected with the inclined tube 4 through a height adjusting device; the height adjusting device comprises a height adjusting plate 8 and a guide seat 9, wherein the height adjusting plate 8 is movably inserted into the inclined tube 4, the guide seat 9 is sleeved on the top end of the height adjusting plate 8, the guide seat 9 is fixed inside the inclined tube 4 through bolts, a height adjusting hole 10 extending along the length direction of the height adjusting plate 8 is formed in the height adjusting plate 8, the upper side wall of the height adjusting hole 10 is a straight smooth inner wall, the lower side wall is in a continuous tooth shape, a movable hole 11 is formed in the guide seat 9, a pin 12 penetrating through the height adjusting hole 10 is arranged in the movable hole 11 in a penetrating mode, tension springs 13 are arranged between the two ends of the pin 12 and the guide seat 9, a limiting hole 14 is formed above the movable hole 11, a top position bulge 15 corresponding to the position of the limiting hole 14 is arranged at the top end of the height adjusting hole 10, and the.
The inner wall of the tail end of the connecting sleeve 6 is provided with a sliding sleeve 16 in a fitting mode, and the sliding sleeve 16 is sleeved on the inclined pipe 4 in a sliding mode. The sliding sleeve 16 serves to reduce friction between the connection sleeve 6 and the inclined tube 4.
Rubber anti-slip pads 17 are arranged at two ends of the bottom tube 3. The rubber mat 17 increases the friction with the ground and reduces the sliding of the chair when in use.
When the height is adjusted, the back plate 18 is pulled by hand to lift, the height adjusting plate 8 is driven to move upwards, the pin 12 is located in different tooth sockets in the height adjusting hole 10, so that the height of the chair is adjusted, the tension spring 13 provides tension for the pin 12, the pin 12 is located at the bottom of the movable hole 11, after the height adjusting hole 10 is pulled to the tail end, the pin 12 is clamped in the limiting hole 14, so that the height adjusting plate 8 can freely slide upwards, the connecting sleeve 6 retracts, the height of the chair is reduced, the top position bulge 15 of the height adjusting plate 8 is in contact with the pin 12, the pin 12 is ejected out of the limiting hole 14 and enters the movable hole 11 again.
Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (4)
1. A swift height adjustment chair which characterized in that: comprises a chair frame and a plate body arranged on the chair frame, the chair frame comprises a supporting foot frame and a guide seat frame arranged on the supporting foot frame, the supporting foot stand comprises two leg supporting tubes (1) which are oppositely arranged and a horizontal connecting rod (2) which is arranged between the two leg supporting tubes (1) and is used for connecting the two leg supporting tubes (1), the leg supporting tube (1) is V-shaped and comprises a bottom tube (3) which is horizontally arranged and an inclined tube (4) which is formed by turning over one end of the bottom tube (3) upwards, the guide seat frame comprises two L-shaped plate body supporting rods (5) which are oppositely arranged and a connecting sleeve (6) which is arranged at the bottom of the plate body supporting rod (5) and sleeved on the inclined pipe (4), the plate body comprises a seat plate (7) and a back plate (18) which are respectively arranged on the corresponding positions of the plate body support rods (5), the connecting sleeve (6) is connected with the middle of the inclined pipe (4) through a height adjusting device;
the height adjusting device comprises a height adjusting plate (8) movably inserted in the inclined tube (4) and a guide seat (9) sleeved on the top end of the height adjusting plate (8), the guide seat (9) is fixed in the inclined tube (4) through bolts, a height adjusting hole (10) extending along the length direction of the height adjusting plate (8) is formed in the height adjusting plate (8), the upper side wall of the height adjusting hole (10) is a straight smooth inner wall, the lower side wall of the height adjusting hole is toothed, a movable hole (11) is formed in the guide seat (9), a pin (12) penetrating through the height adjusting hole (10) penetrates through the movable hole (11), tension springs (13) are arranged between the two ends of the pin (12) and the guide seat (9), a limiting hole (14) is arranged above the movable hole (11), a top position bulge (15) corresponding to the position of the limiting hole (14) is arranged at the top end of the height adjusting hole (10), the top end of the height adjusting plate (8) is fixed in the connecting sleeve (6) through a bolt.
2. A quick height adjustment chair as claimed in claim 1, wherein: the inner wall of the tail end of the connecting sleeve (6) is provided with a sliding sleeve (16) in a fitting mode, and the sliding sleeve (16) is sleeved on the inclined pipe (4) in a sliding mode.
3. A quick height adjustment chair as claimed in claim 2, wherein: and rubber anti-slip pads (17) are arranged at two ends of the bottom tube (3).
4. A quick height adjustment chair as claimed in claim 3, wherein: the two horizontal connecting rods (2) are arranged, one of the two horizontal connecting rods is arranged at the bending position of the leg supporting tube (1), and the other horizontal connecting rod is arranged between the two bottom tubes (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921030693.3U CN211673016U (en) | 2019-07-04 | 2019-07-04 | Rapid height adjusting chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921030693.3U CN211673016U (en) | 2019-07-04 | 2019-07-04 | Rapid height adjusting chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211673016U true CN211673016U (en) | 2020-10-16 |
Family
ID=72769917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921030693.3U Active CN211673016U (en) | 2019-07-04 | 2019-07-04 | Rapid height adjusting chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211673016U (en) |
-
2019
- 2019-07-04 CN CN201921030693.3U patent/CN211673016U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |