CN217090069U - Simple quick-detachable single-chair functional iron frame - Google Patents
Simple quick-detachable single-chair functional iron frame Download PDFInfo
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- CN217090069U CN217090069U CN202220494367.3U CN202220494367U CN217090069U CN 217090069 U CN217090069 U CN 217090069U CN 202220494367 U CN202220494367 U CN 202220494367U CN 217090069 U CN217090069 U CN 217090069U
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Abstract
The utility model discloses a simple and easy single chair function iron stand of quick detach. This but simple and easy quick detach's single chair function iron stand includes the base, the both sides of base set up the extension subassembly of symmetry, the extension subassembly includes seat mechanism, seat mechanism includes preceding rotating member and well rotation piece, the one end and the base pin joint of preceding rotating member, other end pin joint seat mounting panel, the one end and the base pin joint of well rotation piece, the other end and the pin joint of seat mounting panel, the lower part pin joint side link spare of well rotation piece, rotate after the pin joint of side link spare, the middle part and the base pin joint of back rotation piece, the afterbody of back rotation piece and the afterbody of seat mounting panel set up back mechanism, back mechanism includes the back mounting panel with the pin joint of seat mounting panel, bracing piece behind the pin joint of back mounting panel, the lower part and the back rotation piece pin joint of back bracing piece. The utility model provides a current stability of extending the subassembly relatively poor, be difficult to guarantee product quality's problem.
Description
Technical Field
The utility model relates to a house field of making, in particular to simple and easy quick detach's single chair function iron stand.
Background
The existing 'simple seat stretching device' disclosed in the publication No. CN114052421A has poor stability of stretching components, and is difficult to ensure the quality of products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple and easy quick detach's single chair function iron stand that stability is high, guarantees the quality of product to the not enough of prior art existence.
In order to achieve the above object, the utility model discloses but simple and easy quick detach's single chair function iron stand adopts's technical scheme is:
a simple quick-detachable single-chair functional iron stand comprises a base, wherein two sides of the base are provided with symmetrical stretching components, each stretching component comprises a seat mechanism, each seat mechanism comprises a front rotating part and a middle rotating part, one end of the front rotating part is pivoted with the base, the other end of the front rotating part is pivoted with a seat mounting plate, the seat mounting plate is provided with a first limiting pin, the front rotating part is provided with a first limiting surface matched with the first limiting pin, the front part of the seat mounting plate is provided with a leg mechanism, one end of the middle rotating part is pivoted with the base, the other end of the middle rotating part is pivoted with the seat mounting plate, the seat mounting plate is provided with a second limiting pin, the middle rotating part is provided with a second limiting surface matched with the second limiting pin, the lower part of the middle rotating part is pivoted with a side connecting rod part, the side connecting rod part is pivoted with a rear rotating part, the middle part of the rear rotating part is pivoted with the base, and the tail parts of the rear rotating part and the seat mounting plate are provided with a backrest mechanism, the backrest mechanism comprises a backrest mounting plate pivoted with the seat mounting plate, a rear support rod is pivoted with the backrest mounting plate, a third limiting pin is mounted on the backrest mounting plate, a third limiting surface matched with the third limiting pin is formed in the rear support rod, and the lower portion of the rear support rod is pivoted with the rear rotating piece. When the extension assembly is in a sitting posture, the leg mechanism, the seat mechanism and the backrest mechanism are all in a furled state, the first limiting pin abuts against the first limiting face, the third limiting pin abuts against the third limiting face, when the extension assembly is converted into a TV posture from the sitting posture, the leg mechanism is unfolded, the seat mechanism and the backrest mechanism do not change, when the extension assembly is converted into a lying posture from the TV posture, the leg mechanism, the seat mechanism and the backrest mechanism are all unfolded, the first limiting pin is separated from the first limiting face, the second limiting pin abuts against the second limiting face, and the third limiting pin is separated from the third limiting face.
Preferably, the leg mechanism comprises a first leg connecting rod and a second leg connecting rod which are pivoted to the front portion of the seat mounting plate, a third leg connecting rod is pivoted to the front portion of the first leg connecting rod, a first leg supporting mounting plate is pivoted to the front portion of the third leg connecting rod, a fourth limiting pin is mounted on the third leg connecting rod, a fourth limiting surface matched with the fourth limiting pin is formed in the first leg supporting mounting plate, a fourth leg connecting rod is pivoted to the front portion of the second leg connecting rod, the middle portion of the fourth leg connecting rod is pivoted with the first leg connecting rod, a fifth limiting pin is mounted on the third leg connecting rod, a fifth limiting surface matched with the fifth limiting pin is formed in the fifth leg connecting rod, a second leg supporting mounting plate is mounted to the rear portion of the fifth leg connecting rod, a sixth leg connecting rod is pivoted to the front portion of the fifth leg connecting rod, and the front portion of the sixth leg connecting rod is pivoted with the first leg supporting mounting plate. When the leg mechanism is in the furled state, the fourth limiting pin abuts against the fourth limiting surface, when the leg mechanism is in the unfolded state, the fourth limiting pin is separated from the fourth limiting surface, and the fifth limiting pin abuts against the fifth limiting surface.
Preferably, the driving device is arranged on the inner side of the second leg connecting rod and comprises a motor hinged to the base, an output shaft of the motor is connected with a telescopic rod, the front end of the telescopic rod is hinged to a driving rod, and two ends of the driving rod are fixedly connected with the second leg connecting rod.
Preferably, the base includes the framework, and the framework is including the horizontal pole that is in the left and right sides, and the bottom both sides of horizontal pole can be dismantled and be connected with the landing leg, and the rigid coupling has two vertical poles between two horizontal poles, and the top of two vertical poles can be dismantled and be connected with the supporting seat that is used for the installation to extend the subassembly. During transportation, the frame body, the supporting legs and the supporting seat are packaged separately, the space occupation amount of the base is reduced, and therefore the transportation amount of the base can be increased.
Preferably, the support seat is provided with a cutting tongue boss, the cutting tongue boss is provided with a spring, and the other end of the spring is mounted on the front rotating member through a hanging pin. When the stretching assembly is converted from the lying posture to the TV posture, the spring pulls the front rotating piece to ensure that the seat mechanism is reset firstly, thereby avoiding the disorder phenomenon.
Preferably, the rear support rod is crescent-shaped. The crescent-shaped support rod avoids the movement interference with the sofa wooden frame.
Compared with the prior art, the utility model, have following advantage:
1. in the increase, rotate piece, side connecting rod spare and back and rotate the piece and retrain and support the seat mounting panel to improve the stability of whole extension subassembly, guarantee the quality of product.
2. When the leg mechanism is unfolded, the fifth limiting pin abuts against the fifth limiting surface, gaps between the fifth leg connecting rod and the sixth leg connecting rod and gaps between the second leg connecting rod are smaller, and the effect of preventing hands from being clamped is achieved.
3. A spring is arranged between the supporting seat and the front rotating piece, so that the seat mechanism is ensured to reset firstly, and the disorder phenomenon is avoided.
Drawings
FIG. 1 is a schematic structural view of a simple quick-release single-chair functional iron frame of the present invention;
FIG. 2 is a schematic view of the extension assembly in a sitting position;
FIG. 3 is a schematic view of the structure in the extended assembly TV position;
FIG. 4 is a schematic view of the extension assembly in a lying position;
FIG. 5 is a schematic view of the back of FIG. 4;
FIG. 6 is a schematic view of the structure of the base;
fig. 7 is a schematic structural view of the driving device.
Wherein, 1 base, 11 frame, 111 cross bar, 112 longitudinal bar, 12 support leg, 13 support base, 131 tongue cutting boss, 2 extending component, 21 seat mechanism, 211 front rotating piece, 2111 hanging pin, 2112 first limit surface, 212 middle rotating piece, 2121 second limit surface, 213 seat mounting plate, 2131 first limit pin, 2132 second limit pin, 214 side link piece, 215 rear rotating piece, 22 leg mechanism, 221 leg link one, 222 leg link two, 223 leg link three, 2231 fourth limit pin, 2232 fifth limit pin, 224 leg mounting plate one, 2241 fourth limit surface, 225 leg link four, 226 leg link five, 2261 fifth limit surface, 227 leg mounting plate two, 228 leg link six, 23 backrest mechanism, 231 backrest mounting plate, 2311 third limit pin, 232 rear support bar, 2321 third limit surface, 3 spring, 4 support reinforcing bar, 5 driving device, 51 motor, 52, 53 drive the rod.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and specific embodiments, which are to be understood as illustrative only and not limiting in scope, and modifications of the various equivalent forms of the present invention, similar to the structure of the present invention, which are obvious to those skilled in the art after reading the present invention, will fall within the scope defined by the appended claims.
As shown in figures 1-7, a simple quick-detachable single chair function iron frame comprises a base 1, the base comprises a frame body 11, the frame body comprises cross rods 111 at the left side and the right side, two sides of the bottom of the cross rods are detachably connected with supporting legs 12, two longitudinal rods 112 are fixedly connected between the two cross rods, the tops of the two longitudinal rods are detachably connected with a supporting seat 13, during transportation, the frame body, the supporting legs and the supporting seat are separately packaged, the space occupation amount of the base is reduced, so that the transportation amount of the base can be improved, an extension component 2 is installed on the supporting seat and comprises a seat mechanism 21, the seat mechanism comprises a front rotating component 211 and a middle rotating component 212, the bottom end of the front rotating component is pivoted at the front part of the supporting seat, a tongue cutting and forming boss 131 of the supporting seat is provided with a spring 3, the front end of the spring is installed on the front rotating component through a hanging pin 2111, the spring ensures that the seat mechanism is reset first, so that the disorder phenomenon is avoided, the top end of the front rotating piece is pivoted with the seat mounting plate 213, the seat mounting plate is provided with a first limiting pin 2131, the front rotating piece is provided with a first limiting surface 2112 matched with the first limiting pin, the front part of the seat mounting plate is connected with the leg mechanism 22, the leg mechanism comprises a leg connecting rod I221 pivoted on the front part of the seat mounting plate and a leg connecting rod II 222, the front part of the leg connecting rod I is pivoted with a leg connecting rod III 223, the front part of the leg connecting rod III is pivoted with a leg mounting plate I224, the leg connecting rod III is provided with a fourth limiting pin 2231, the leg mounting plate I is provided with a fourth limiting surface 2241 matched with the fourth limiting pin, the front part of the leg connecting rod II is pivoted with a leg connecting rod IV 225, the middle part of the leg connecting rod IV is pivoted with the leg connecting rod I, the front part of the leg connecting rod IV is pivoted with a leg connecting rod V226, the middle part of the leg connecting rod V is pivoted with the leg connecting rod III, the leg connecting rod III is provided with a fifth limiting pin 2232, and the leg connecting rod V is provided with a fifth limiting surface 2261 matched with the fifth limiting pin, a second footrest mounting plate 227 is mounted at the rear part of the fifth leg connecting rod, a sixth leg connecting rod 228 is pivoted at the front part of the fifth leg connecting rod, the front part of the sixth leg connecting rod is pivoted with the first footrest mounting plate, a support reinforcing rod 4 is mounted at the rear part of the seat mounting plate, the bottom end of the middle rotating part is pivoted at the middle part of the support seat, the top end of the middle rotating part is pivoted with the seat mounting plate, a second limiting pin 2132 is mounted on the seat mounting plate, the middle rotating part is provided with a second limiting surface 2121 matched with the second limiting pin, the lower part of the middle rotating part is pivoted with a side connecting rod part 214, the side connecting rod part is pivoted with a rear rotating part 215, the middle part of the rear rotating part is pivoted with the base, the tail part of the rear rotating part and the tail part of the seat mounting plate are connected with a backrest mechanism 23, the backrest mechanism comprises a backrest mounting plate 231 pivoted with the seat mounting plate, the backrest mounting plate is pivoted with a rear supporting rod 232, the rear supporting rod is in a crescent shape, and the crescent supporting rod avoids the movement interference with the sofa wooden frame, the backrest mounting plate is provided with a third limiting pin 2311, the rear supporting rod is provided with a third limiting surface 2321 matched with the third limiting pin, the lower part of the rear supporting rod is pivoted with the rear rotating part, the inner side of the leg connecting rod II is provided with a driving device 5, the driving device comprises a motor 51 hinged with the base, an output shaft of the motor is connected with a telescopic rod 52, the front end of the telescopic rod is hinged with a driving rod 53, and the two ends of the driving rod are fixedly connected with the leg connecting rod II.
The specific working process and principle of a simple and quick-detachable single-chair functional iron frame are as follows:
during the position of sitting, leg mechanism, seat mechanism and back mechanism all are in the state of drawing in, and first spacing round pin is contradicted first spacing face, and the second spacing round pin does not contradict the second spacing face, and the third spacing round pin contradicts the third spacing face, and the fourth spacing round pin contradicts the fourth spacing face, and the fifth spacing round pin does not contradict the fifth spacing face.
When the extension subassembly is changed into the TV appearance by the position of sitting, starter motor, the telescopic link orders about shank mechanism and expandes, and seat mechanism and back mechanism do not change, and first spacer pin conflicts first spacing face, and the second spacer pin does not conflict the spacing face of second, and the third spacer pin conflicts the spacing face of third, and the fourth spacer pin breaks away from the spacing face of fourth, and the fifth spacer pin conflicts the spacing face of fifth.
When the stretching assembly is turned into a lying posture from a TV posture, the motor is started again, the telescopic rod continues to stretch out, the leg mechanism, the seat mechanism and the backrest mechanism are all unfolded, the first limiting pin is separated from the first limiting surface, the second limiting pin abuts against the second limiting surface, the third limiting pin is separated from the third limiting surface, the fourth limiting pin is separated from the fourth limiting surface, and the fifth limiting pin abuts against the fifth limiting surface.
When the extension component is folded, the spring pulls the front rotating piece to ensure that the seat mechanism is reset first, thereby avoiding the disorder phenomenon.
The utility model discloses a piece is rotated in the increase, side connecting rod spare and back and is retrained and support the seat mounting panel to improve the stability of whole extension subassembly, guarantee the quality of product.
Claims (6)
1. The utility model provides a simple and easy single chair function iron stand of quick detach which characterized in that: comprises a base, two sides of the base are provided with symmetrical extension assemblies, each extension assembly comprises a seat mechanism, each seat mechanism comprises a front rotating piece and a middle rotating piece, one end of each front rotating piece is pivoted with the base, the other end of each front rotating piece is pivoted with a seat mounting plate, the seat mounting plate is provided with a first limiting pin, the front rotating piece is provided with a first limiting surface matched with the first limiting pin, the front part of the seat mounting plate is provided with a leg mechanism, one end of each middle rotating piece is pivoted with the base, the other end of each middle rotating piece is pivoted with the seat mounting plate, the seat mounting plate is provided with a second limiting pin, the middle rotating piece is provided with a second limiting surface matched with the second limiting pin, the lower part of each middle rotating piece is pivoted with a side connecting rod piece, each side connecting rod piece is pivoted with a rear rotating piece, the middle part of each rear rotating piece is pivoted with the base, the tail part of each rear rotating piece and the tail part of the seat mounting plate are provided with a backrest mechanism, each backrest mechanism comprises a backrest mounting plate pivoted with the seat mounting plate, the backrest mounting plate is pivoted with a rear support rod, the backrest mounting plate is provided with a third limiting pin, the rear support rod is provided with a third limiting surface matched with the third limiting pin, and the lower part of the rear support rod is pivoted with the rear rotating piece.
2. The simple quick-release single-chair functional iron frame according to claim 1, characterized in that: the leg mechanism comprises a first leg connecting rod and a second leg connecting rod which are pivoted to the front portion of the seat mounting plate, a third leg connecting rod is pivoted to the front portion of the first leg connecting rod, a first leg supporting mounting plate is pivoted to the front portion of the third leg connecting rod, a fourth limiting pin is mounted on the third leg connecting rod, a fourth limiting surface matched with the fourth limiting pin is arranged on the first leg supporting mounting plate, a fourth leg connecting rod is pivoted to the front portion of the fourth leg connecting rod, a fifth leg connecting rod is pivoted to the middle portion of the fourth leg connecting rod, the middle portion of the fifth leg connecting rod is pivoted with the third leg connecting rod, a fifth limiting pin is mounted on the third leg connecting rod, a fifth limiting surface matched with the fifth limiting pin is arranged on the fifth leg connecting rod, the second leg supporting mounting plate is mounted to the rear portion of the fifth leg connecting rod, a sixth leg connecting rod is pivoted to the front portion of the fifth leg connecting rod, and the first leg supporting mounting plate are pivoted.
3. The simple quick-release single-chair functional iron frame according to claim 2, characterized in that: the inner side of the second leg connecting rod is provided with a driving device, the driving device comprises a motor hinged to the base, an output shaft of the motor is connected with a telescopic rod, the front end of the telescopic rod is hinged to a driving rod, and two ends of the driving rod are fixedly connected with the second leg connecting rod.
4. The simple quick-release single-chair functional iron frame according to claim 3, characterized in that: the base includes the framework, and the framework is including the horizontal pole that is in the left and right sides, and the bottom both sides of horizontal pole can be dismantled and be connected with the landing leg, and the rigid coupling has two vertical poles between two horizontal poles, and the top of two vertical poles can be dismantled and be connected with the supporting seat that is used for the installation to extend the subassembly.
5. The simple quick-release single-chair functional iron frame according to claim 4, characterized in that: the supporting seat is provided with a cutting tongue boss, a spring is installed on the cutting tongue boss, and the other end of the spring is installed on the front rotating piece through a hanging pin.
6. The simple quick-release single-chair functional iron frame according to claim 1, characterized in that: the rear supporting rod is crescent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220494367.3U CN217090069U (en) | 2022-03-07 | 2022-03-07 | Simple quick-detachable single-chair functional iron frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220494367.3U CN217090069U (en) | 2022-03-07 | 2022-03-07 | Simple quick-detachable single-chair functional iron frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217090069U true CN217090069U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220494367.3U Active CN217090069U (en) | 2022-03-07 | 2022-03-07 | Simple quick-detachable single-chair functional iron frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217090069U (en) |
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2022
- 2022-03-07 CN CN202220494367.3U patent/CN217090069U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230414 Address after: 523000 No. 15, Dongshan Road, Nanshe Village Industrial Zone, Chashan Town, Dongguan City, Guangdong Province Patentee after: Dongguan Keken Mechanical and Electrical Technology Co.,Ltd. Patentee after: Jiangsu Zhengchuan smart home Manufacturing Co.,Ltd. Address before: 523000 No. 15, Dongshan Road, Nanshe Village Industrial Zone, Chashan Town, Dongguan City, Guangdong Province Patentee before: Dongguan Keken Mechanical and Electrical Technology Co.,Ltd. |