CN208957339U - A kind of active sofa mechanical stretching device - Google Patents
A kind of active sofa mechanical stretching device Download PDFInfo
- Publication number
- CN208957339U CN208957339U CN201820726019.8U CN201820726019U CN208957339U CN 208957339 U CN208957339 U CN 208957339U CN 201820726019 U CN201820726019 U CN 201820726019U CN 208957339 U CN208957339 U CN 208957339U
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- CN
- China
- Prior art keywords
- main body
- leg
- seat rail
- apparatus main
- spring
- 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.)
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a kind of active sofa mechanical stretching devices, including apparatus main body, seat rail and pedestal, it stretches position among the bottom of backing block and is provided with seat rail, seat rail is fixedly connected with stretching, extension backing block, the intermediate position of leg rest driving device is provided with leg and shelves spring, it shelves spring and is fitted closely with leg rest driving device in leg, the left and right side that spring is shelved in leg is provided with fixed screw, spring nested encryptions are shelved in fixed screw and leg, fixed screw is to the left or to be turned right by user to run, fixed screw is that spring is shelved to leg to be fixed, the design shelves leg spring both ends and has welded iron plate, iron plate is fixed by fixed screw, prevent user's leg often activity or when by strong hit when using sofa, spring is caused to fall off or break Phenomenon is split, the working efficiency of apparatus main body is effectively raised, strengthens the intensity of main structure.
Description
Technical field
The utility model relates to extending apparatus technical field, specially a kind of active sofa mechanical stretching device.
Background technique
Sofa is a kind of more seat chairs equipped with cushion, and the chair equipped with spring or thick foamed plastics etc., both sides have
Handrail, B.C. 2000 or so ancient Egypts can be traced in the origin of sofa, but the sofa of real meaning then comes across 16
At the beginning of the end of the century to 17th century, sofa at that time mainly uses the natural elastic materials such as horse-hair, fowl plumage, plant villus as filling
Object, the cloth coverings such as outside velvet, needlework, to form a kind of body-contacting surface of softness.
But existing sofa extending apparatus, practicability is not high, and seat rail does not have compressed spring, on the one hand permanent to make
It is be easy to cause the phenomenon that collapsing or deforming with seat rail bearing capacity deficiency, on the other hand reduces the comfort of sofa, commonly
Sofa extending apparatus, leg are shelved spring and are hung directly from inside mounting hole, and permanent use be easy to cause spring to fall off
Or the phenomenon that fracture, reduce the service life and practicability of main body.
So how to design a kind of active sofa mechanical stretching device, becoming us will currently be solved the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of active sofa mechanical stretching devices, to solve in above-mentioned background technique
The problems such as safety of proposition is not high, and comfort is not high and not very practical.
To achieve the above object, the utility model provides the following technical solutions: a kind of active sofa mechanical stretching device, packet
Apparatus main body, seat rail and pedestal are included, is provided with stretching, extension backing block, the stretching, extension backrest at the top of the left end of described device main body
Block is flexibly connected with apparatus main body, and position is provided with seat rail, the seat rail among the bottom of the stretching, extension backing block
It is fixedly connected with stretching, extension backing block, the surface of the seat rail is provided with movable screw, the movable screw and seat rail
Nested encryptions are provided with spacing zone on the right side of the seat rail, and the spacing zone is fixedly connected with seat rail, described device
The center-left side of main body is provided with the first stretching frame mounting hole, and the first stretching frame mounting hole and apparatus main body insertion connect
It connects, movable stretching frame is provided on the right side of described device main body, the activity stretching frame is flexibly connected with apparatus main body, the dress
The right end for setting main body is provided with leg rest driving device, and the leg rest driving device is flexibly connected with apparatus main body, and the leg rest is driven
The intermediate position of dynamic device is provided with leg and shelves spring, and the leg is shelved spring and is flexibly connected with leg rest driving device, institute
The bosom position for stating apparatus main body is provided with connecting rod, and the connecting rod and apparatus main body insertion connect, the connecting rod
Top be provided with motion bar pneumatic shuttle, the motion bar pneumatic shuttle and connecting rod through connection, the connecting rod it is outer
It encloses and is provided with the second compressed spring, through connection, the bottom of the connecting rod is provided with for second compressed spring and connecting rod
Pressure load carrier, the pressure load carrier are flexibly connected with connecting rod, and the bottom end of described device main body is provided with pedestal, institute
It states pedestal to be fixedly connected with apparatus main body, the second stretching frame mounting hole is provided on the left of described device main body, described second stretches
Display Rack mounting hole and apparatus main body insertion connect.
Further, the bottom of the seat rail is provided with the first compressed spring, first compressed spring and seat
Track is flexibly connected.
Further, position is provided with sliding stretching frame among the surface of the seat rail, the sliding stretching frame and
Seat rail fits closely.
Further, the left and right side that spring is shelved in the leg is provided with fixed screw, the fixed screw and leg
Shelve spring nested encryptions in portion.
Further, the bottom left of described device main body and right side are provided with stretch rod, the stretch rod and device master
Body is flexibly connected.
Further, first compressed spring is provided with 20, in horizontally arranged.
Further, the pedestal is provided with one.
Compared with prior art, the utility model has the beneficial effects that this kind of active sofa mechanical stretching device, is provided with
First compressed spring is sitting on sofa by user, and compressed spring bears the weight of user and increases the bullet of sofa
Property come what is run, one side sofa has the support of compressed spring to be not easy to deform in permanent use, on the other hand more people and seat
When sofa inside be not easy to collapse, effectively strengthen the service life of seat rail, increase sofa comfort, reinforce
The structural strength of apparatus main body, is provided with sliding stretching frame, when user, which is sitting in, generates weight on sofa, slides stretching frame
User's weight is born at the first time, and sliding stretching frame is slided to the right by movable screw, and seat rail is made to fall in the first compression
Spring, the elasticity of Lai Zengjia sofa prevent user is strong to be sitting on sofa, the first compressed spring portion are caused to collapse
It falls into, has reached a buffer function, when user leaves sofa, stretching frame meeting is slided in the weight saving of seat rail
Seat rail is supported, seat rail is collapsed will not always in the first compressed spring, makes making for the first compressed spring
It is longer with the time, effectively strengthen the practicability of apparatus main body, be provided with fixed screw, be by user to the left or to
Right-hand rotation is moved to run, and fixed screw is that spring is shelved to leg to be fixed, and the design shelves leg the weldering of spring both ends
Connect iron plate, iron plate is fixed by fixed screw, it is therefore prevented that user when using sofa leg often activity or by
It is strong when hit, it causes spring to fall off or phenomenon of rupture, effectively raises the working efficiency of apparatus main body, strengthen
The intensity of main structure, is provided with stretch rod, and when user, which is sitting in, generates weight on sofa, stretch rod can decline, when making
When user leaves sofa, stretch rod is risen automatically by motion bar pneumatic shuttle, effectively strengthens user's use
Sofa comfort strengthens the elasticity of apparatus main body, is provided with the two ten the first compressed springs, in horizontally arranged, is conducive to compress
Spring bearing capacity is more uniform, effectively raises apparatus main body working efficiency, increases comfort for user, is provided with one
A pedestal, pedestal have the ability of certain constraint sofa deformation, strengthen the practicability of apparatus main body, have certain carrying weight
Measure performance, be conducive to apparatus main body use it is more stable.
Detailed description of the invention
Fig. 1 is the overall structure figure of the utility model；
Fig. 2 is the utility model seat rail rearview；
Fig. 3 is the stretch rod internal structure chart of the utility model.
In figure: 1, apparatus main body, 2, stretching, extension backing block, 3, seat rail, the 301, first compressed spring, 302, movable screw
Silk, 303, sliding stretching frame, 4, spacing zone, the 5, first stretching frame mounting hole, 6, movable stretching frame, 7, leg rest driving device, 8,
Spring is shelved in leg, 9, fixed screw, 10, stretch rod, 1001, connecting rod, 1002, motion bar pneumatic shuttle, and 1003, second
Compressed spring, 1004, pressure load carrier, 11, pedestal, the 12, second stretching frame mounting hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of active sofa mechanical stretching device, including
The left end top of apparatus main body 1, seat rail 3 and pedestal 11, apparatus main body 1 is provided with stretching, extension backing block 2, stretches backing block 2
It is flexibly connected with apparatus main body 1, stretches position among the bottom of backing block 2 and be provided with seat rail 3, seat rail 3 and stretching, extension
Backing block 2 is fixedly connected, and the surface of seat rail 3 is provided with movable screw 302, and movable screw 302 is nested with seat rail 3 even
It connects, the right side of seat rail 3 is provided with spacing zone 4, and spacing zone 4 is fixedly connected with seat rail 3, and the centre of apparatus main body 1 is inclined
Left side is provided with the first stretching frame mounting hole 5, and the first stretching frame mounting hole 5 is connected with the insertion of apparatus main body 1, apparatus main body 1
Right side is provided with movable stretching frame 6, and movable stretching frame 6 is flexibly connected with apparatus main body 1, and the right end of apparatus main body 1, which is provided with, to be put
Leg driving device 7, leg rest driving device 7 are flexibly connected with apparatus main body 1, and the intermediate position of leg rest driving device 7 is provided with leg
Spring 8 is shelved in portion, and leg is shelved spring 8 and is flexibly connected with leg rest driving device 7, the bosom position setting of apparatus main body 1
There is connecting rod 1001, connecting rod 1001 and the insertion of apparatus main body 1 connect, and the top of connecting rod 1001 is provided with motion bar air pressure dress
1002 are set, through connection, the periphery of connecting rod 1001 is provided with the second compression for motion bar pneumatic shuttle 1002 and connecting rod 1001
Spring 1003, for the second compressed spring 1003 with connecting rod 1001 through connection, the bottom of connecting rod 1001 is provided with pressure load-bearing
Device 1004, pressure load carrier 1004 are flexibly connected with connecting rod 1001, and the bottom end of apparatus main body 1 is provided with pedestal 11, bottom
Seat 11 is fixedly connected with apparatus main body 1, and the left side of apparatus main body 1 is provided with the second stretching frame mounting hole 12, the second stretching frame peace
It fills hole 12 and the insertion of apparatus main body 1 connects.
Further, the bottom of seat rail 3 is provided with the first compressed spring 301, the first compressed spring 301 and seat
Track 3 is flexibly connected, and the first compressed spring 301 is sitting on sofa by user, and compressed spring 301 bears user's
Weight simultaneously increases the elasticity of sofa come what is run, and one side sofa has the support of compressed spring not allow mutability in permanent use
It is not easy to collapse inside sofa when shape, the more people of another aspect and seat, effectively strengthens the service life of seat rail 3,
Sofa comfort is increased, the structural strength of apparatus main body 1 is strengthened.
Further, position is provided with sliding stretching frame 303 among the surface of seat rail 3, slides stretching frame 303 and seat
Position track 3 fits closely, and when user, which is sitting in, generates weight on sofa, sliding stretching frame 301 bears user at the first time
Weight, sliding stretching frame 301 are slided to the right by movable screw 302, so that seat rail 3 is fallen in the first compressed spring 301, to increase
The elasticity of gaza's hair prevents user is strong to be sitting on sofa, causes 301 portion of the first compressed spring to collapse, reach
One buffer function, when user leaves sofa, the weight saving of seat rail 3, sliding stretching frame 303 can be by seat
Position track 3 supports, and collapse seat rail 3 will not always in the first compressed spring 301, makes the first compressed spring 301
Using the time it is longer, effectively strengthen the practicability of apparatus main body 1.
Further, the left and right side that spring 8 is shelved in leg is provided with fixed screw 9, and fixed screw 9 is put with leg
Set 8 nested encryptions of spring, fixed screw 9 is to the left or to turn right by user to run, and fixed screw 9 is to leg
Portion shelves spring 8 to be fixed, and the design shelves leg 8 both ends of spring and welded iron plate, iron plate by fixed screw 9
It is fixed, it is therefore prevented that user's leg often activity or when by strong hit when using sofa causes spring de-
It falls or phenomenon of rupture, effectively raises the working efficiency of apparatus main body 1, strengthen the intensity of main structure.
Further, the bottom left of apparatus main body 1 and right side are provided with stretch rod 10, stretch rod 10 and apparatus main body 1
It is flexibly connected, when user is sitting in and generates weight on sofa, stretch rod 10 can decline stretch rod 10, when user leaves
When sofa, stretch rod 10 is risen automatically by motion bar pneumatic shuttle 1002, is effectively strengthened user and is used sand
Comfort is sent out, the elasticity of apparatus main body 1 is strengthened.
Further, the first compressed spring 301 is provided with 20, in horizontally arranged, is conducive to 301 load-bearing of compressed spring
Power is more uniform, effectively raises 1 working efficiency of apparatus main body, increases comfort for user.
Further, pedestal 11 is provided with one, and pedestal has the ability of certain constraint sofa deformation, strengthens device
The practicability of main body 1, have certain load capacity performance, be conducive to apparatus main body 1 use it is more stable.
Working principle: firstly, installing and using apparatus main body 1, then, the first compressed spring 301 is sitting in by user
On sofa, compressed spring 301 bears the weight of user and increases the elasticity of sofa come what is run, and one side sofa is permanent
Use there is the support of compressed spring to be not easy to deform, on the other hand more people and be not easy to collapse inside sofa when seat, have
The service life for strengthening seat rail 3 of effect, increases sofa comfort, strengthens the structural strength of apparatus main body 1, with
Afterwards, when user, which is sitting in, generates weight on sofa, sliding stretching frame 301 bears user's weight, sliding stretching, extension at the first time
Frame 301 is slided to the right by movable screw 302, and seat rail 3 is made to fall in the first compressed spring 301, the elasticity of Lai Zengjia sofa,
It prevents user is strong to be sitting on sofa, 301 portion of the first compressed spring is caused to collapse, reached a buffering and made
With when user leaves sofa, the weight saving of seat rail 3, sliding stretching frame 303 can support seat rail 3
Get up, collapse seat rail 3 will not always in the first compressed spring 301, make the first compressed spring 301 uses the time more
It is long, the practicability of apparatus main body 1 is effectively strengthened, then, fixed screw 9 to the left or is turned right by user
Come what is run, fixed screw 9 is that spring 8 is shelved to leg to be fixed, and the design shelves leg 8 both ends of spring and welds
Iron plate, iron plate are fixed by fixed screw 9, it is therefore prevented that user leg when using sofa is often movable or by strong
When shock, causes spring to fall off or phenomenon of rupture, effectively raise the working efficiency of apparatus main body 1, strengthen master
The intensity of body structure, and then, when user is sitting in and generates weight on sofa, stretch rod 10 can decline stretch rod 10, when
When user leaves sofa, stretch rod 10 is risen automatically by motion bar pneumatic shuttle 1002, and effectively strengthening makes
User uses sofa comfort, strengthens the elasticity of apparatus main body 1, finally, the first compressed spring 301 is provided with 20, is in
Horizontally arranged, it is more uniform to be conducive to 301 bearing capacity of compressed spring, 1 working efficiency of apparatus main body is effectively raised, to use
Person increases comfort, and here it is the working principles of this kind of active sofa mechanical stretching device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is limited by the following claims and their equivalents.
Claims (7)
1. a kind of active sofa mechanical stretching device, including apparatus main body (1), seat rail (3) and pedestal (11), feature exists
In: stretching, extension backing block (2), the stretching, extension backing block (2) and apparatus main body are provided at the top of the left end of described device main body (1)
(1) it is flexibly connected, position is provided with seat rail (3) among the bottom of stretching, extension backing block (2), the seat rail (3)
It is fixedly connected with stretching, extension backing block (2), the surface of the seat rail (3) is provided with movable screw (302), the movable screw
(302) it with seat rail (3) nested encryptions, is provided with spacing zone (4) on the right side of the seat rail (3), the spacing zone (4)
It is fixedly connected with seat rail (3), the center-left side of described device main body (1) is provided with the first stretching frame mounting hole (5), institute
It states the first stretching frame mounting hole (5) and apparatus main body (1) insertion connects, be provided with activity on the right side of described device main body (1) and stretch
Display Rack (6), the activity stretching frame (6) are flexibly connected with apparatus main body (1), and the right end of described device main body (1), which is provided with, to be put
Leg driving device (7), the leg rest driving device (7) are flexibly connected with apparatus main body (1), the leg rest driving device (7)
Intermediate position is provided with leg and shelves spring (8), and the leg is shelved spring (8) and is flexibly connected with leg rest driving device (7), institute
The bosom position for stating apparatus main body (1) is provided with connecting rod (1001), and the connecting rod (1001) and apparatus main body (1) are embedding
Enter connection, is provided with motion bar pneumatic shuttle (1002) at the top of the connecting rod (1001), the motion bar pneumatic shuttle
(1002) with connecting rod (1001) through connection, the periphery of the connecting rod (1001) is provided with the second compressed spring (1003),
Through connection, the bottom of the connecting rod (1001) is provided with pressure for second compressed spring (1003) and connecting rod (1001)
Load carrier (1004), the pressure load carrier (1004) are flexibly connected with connecting rod (1001), described device main body (1)
Bottom end is provided with pedestal (11), and the pedestal (11) is fixedly connected with apparatus main body (1), and described device main body is set on the left of (1)
It is equipped with the second stretching frame mounting hole (12), the second stretching frame mounting hole (12) and apparatus main body (1) insertion connect.
2. a kind of active sofa mechanical stretching device according to claim 1, it is characterised in that: the seat rail (3)
Bottom be provided with the first compressed spring (301), first compressed spring (301) is flexibly connected with seat rail (3).
3. a kind of active sofa mechanical stretching device according to claim 1, it is characterised in that: the seat rail (3)
Surface among position be provided with sliding stretching frame (303), the sliding stretching frame (303) fits closely with seat rail (3).
4. a kind of active sofa mechanical stretching device according to claim 1, it is characterised in that: shelve spring in the leg
(8) left and right side is provided with fixed screw (9), and spring (8) nested encryptions are shelved in the fixed screw (9) and leg.
5. a kind of active sofa mechanical stretching device according to claim 1, it is characterised in that: described device main body (1)
Bottom left and right side be provided with stretch rod (10), the stretch rod (10) is flexibly connected with apparatus main body (1).
6. a kind of active sofa mechanical stretching device according to claim 2, it is characterised in that: first compressed spring
(301) 20 are provided with, in horizontally arranged.
7. a kind of active sofa mechanical stretching device according to claim 1, it is characterised in that: pedestal (11) setting
There is one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726019.8U CN208957339U (en) | 2018-05-16 | 2018-05-16 | A kind of active sofa mechanical stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726019.8U CN208957339U (en) | 2018-05-16 | 2018-05-16 | A kind of active sofa mechanical stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208957339U true CN208957339U (en) | 2019-06-11 |
Family
ID=66747170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820726019.8U Expired - Fee Related CN208957339U (en) | 2018-05-16 | 2018-05-16 | A kind of active sofa mechanical stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208957339U (en) |
-
2018
- 2018-05-16 CN CN201820726019.8U patent/CN208957339U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20210516 |