CN209695592U - A kind of wheelchair chair back with adjustable waist support - Google Patents
A kind of wheelchair chair back with adjustable waist support Download PDFInfo
- Publication number
- CN209695592U CN209695592U CN201920004818.9U CN201920004818U CN209695592U CN 209695592 U CN209695592 U CN 209695592U CN 201920004818 U CN201920004818 U CN 201920004818U CN 209695592 U CN209695592 U CN 209695592U
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- connecting column
- segment
- waist support
- knob
- screw thread
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- Expired - Fee Related
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 229920000742 Cotton Polymers 0.000 claims description 47
- 210000002615 epidermis Anatomy 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 5
- 230000001684 chronic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a kind of wheelchair chair back with adjustable waist support, including chair back main body, fixed frame, waist support, the chair back main body is fixedly connected with the fixed frame, the waist support is connect by positioning regulating mechanism with the fixed frame, and the positioning regulating mechanism controls the waist support and is moved forward and backward along the chair back main body forward direction.The wheelchair of this design, structure is simple, high-intensitive, facilitates installation, disassembly, facilitates and adjusted according to the demand of user, and the waist of user is made to reach the state of the most comfortable, and design is rationally, convenient, comfortable, practical.
Description
Technical field
The utility model belongs to wheelchair field more particularly to a kind of wheelchair chair back with adjustable waist support.
Background technique
The chair back of wheelchair mostly uses greatly vertical type on the market at present, and user's waist is unable to get dependence, and the same sitting posture is long
Time be easy to cause chronic problem, and experience sense is poor；Even if individually purchase waist support, size and wheelchair are difficult to adapt to, are not easy
Installation, can not also be adjusted according to the demand of different user, and need individually storage, be brought inconvenience to nursing staff.In medical skill
Today that art is constantly progressive, traditional wheelchair can no longer meet that medical wheelchair is convenient, efficient job requirements, and inconvenience is torn open
It unloads, install, be extremely restricted the range of application and occasion also.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of wheelchair chair back with adjustable waist support, structure letters
It is single, facilitate and adjusted according to the demand of user, the waist of user is made to reach the state of the most comfortable.
A kind of wheelchair chair back with adjustable waist support, including chair back main body, fixed frame, waist support, the chair back main body with
The fixed frame is fixedly connected, it is characterised in that: the waist support is connect by positioning regulating mechanism with the fixed frame, described fixed
Position regulating mechanism controls the waist support and is moved forward and backward along the chair back main body forward direction.
The utility model has the beneficial effects that structure is simple, facilitates and adjusted according to the demand of user, make the waist of user
Portion reaches the state of the most comfortable.
Further, the waist support by waist support close cotton and waist jacking board group at；It is in rectangle that the waist support, which closes cotton,；The waist jacking
Plate is in rectangle；The waist support closes cotton and the waist jacking plate shape size is adapted；The waist support conjunction cotton epidermis is wrapped in described
On waist jacking plate ontology.
Beneficial effect using the above scheme is: the shape of the waist support matches with waist, closes cotton by soft waist support
Package, makes the waist of user reach the state of the most comfortable.
Based on the above technical solution, the utility model can also do following improvement: the chair back main body includes back
Close cotton and backboard；It is in rectangle that the back, which closes cotton,；The surface area that the back closes cotton is greater than the surface area of the waist support；The backboard is in
Rectangle；The backboard and the back close cotton shape size and are adapted.
Beneficial effect using the above scheme is: the chair back main body holds human body back, increases back and closes cotton design, makes
User feels comfortable.
Based on the above technical solution, the utility model can also do following improvement: in behind the waist jacking plate
Centre is equipped with connected unit；The connected unit is made of coaxial thick cylinder and buttress shaft body；The side of the buttress shaft body is provided with outer spiral shell
Line；It is fixedly connected before the thick cylinder with the waist jacking postlaminar part center.
Beneficial effect using the above scheme is: the connected unit is divided into thick cylinder and buttress shaft body, adapts to respectively different
The positioning regulating mechanism is connect by through-hole with the waist support.
Based on the above technical solution, the utility model can also do following improvement: the back closes to be opened up below cotton
Grooved hole, the slot size and the waist support are adapted, and are passed through for the waist support；The waist support is mounted on the back and closes cotton
On；The back closes cotton and is mounted on the backboard；The backboard is mounted on the fixed frame.
Beneficial effect using the above scheme is: the waist support is moved forward and backward by the slot.
Based on the above technical solution, the utility model can also do following improvement: the backboard and the back close
It is equipped with guide hole at the corresponding regional center of the slot of cotton, passes through for the thick cylinder；The shape of the guide hole and the thick column
The shape of body cross section is adapted；The shape of the thick cylinder cross section is in cydariform；The connected unit passes through on the backboard
The guide hole.
Beneficial effect using the above scheme is: the thick cylinder of the connected unit moves along the longitudinal direction as the crow flies in guide hole
It is dynamic, and then it is moved forward and backward waist support steadily along the chair back main body forward direction.
Based on the above technical solution, the utility model can also do following improvement: be equipped with below the fixed frame
Fixation hole；The fixation hole includes fixation hole inner segment and fixation hole outer segment；The fixation hole inner segment and the fixation hole outer segment are same
Axis；The diameter of the fixation hole inner segment is greater than the diameter of the fixation hole outer segment；The positioning mechanism is by connecting column, screw and rotation
Button composition；The connecting column includes connecting column inner segment and connecting column outer segment；The connecting column inner segment and the connecting column outer segment are same
Axis；The diameter of the connecting column inner segment is greater than the diameter of the connecting column outer segment；The screw includes nut and screw rod；The spiral shell
External screw thread is provided on bar；The fixation hole inner segment and the connecting column inner segment are adapted, and are passed through for the connecting column inner segment；Institute
It states and is equipped with internal screw thread inside connecting column；The internal screw thread of the connecting column inner segment is to adjust internal screw thread；The connecting column outer segment it is interior
Screw thread is fixed internal screw thread；The external screw thread of the internal screw thread of the connecting column inner segment and the buttress shaft body is adapted.
Beneficial effect using the above scheme is: the buttress shaft body of the connected unit is by the connecting column in the fixation hole
It inside moves along the longitudinal direction as the crow flies, and then is moved forward and backward waist support steadily along the chair back main body forward direction.
Based on the above technical solution, the utility model can also do following improvement: the fixation hole outer segment and institute
It states connecting column outer segment to be adapted, pass through for the connecting column outer segment；The shape of the outer end cross section of the connecting column outer segment is in side
Shape or cydariform or major segment.
Beneficial effect using the above scheme is: the connecting column outer segment in the fixation hole outer segment steadily move by front and back
It is dynamic, it is moved forward and backward the waist support steadily along the chair back main body forward direction.
Based on the above technical solution, the utility model can also do following improvement: the connecting column outer segment it is interior
External screw thread on the screw rod of screw thread and the screw is adapted；The knob is equipped with knob through-hole；The knob through-hole includes rotation
Button through-hole inner segment and knob through-hole outer segment；The knob through-hole inner segment and the knob through-hole outer segment are coaxial；The knob through-hole
The internal diameter of inner segment is greater than the outer diameter of the connecting column outer segment；The nut of the knob through-hole outer segment and the screw is adapted, and is supplied
The nut of the screw passes through；The internal diameter of the knob through-hole outer segment is greater than the outer diameter of the nut of the screw；The screw
The length of screw rod is less than the length of the connecting column outer segment；The knob through-hole inner segment of the knob is covered in the connecting column outer segment
Outer end；The knob is fixed on the outer end of the connecting column outer segment by the screw；The buttress shaft body of the connected unit with it is described
Connecting column inner segment is threadedly coupled；The connecting column inner segment is located at the inner segment of the fixation hole；The connecting column outer segment passes through described
The outer segment of fixation hole.
Beneficial effect using the above scheme is: the knob is solid by the outer end of the screw and the connecting column outer segment
Fixed connection, drives the connecting column to move forward and backward.
Based on the above technical solution, the utility model can also do following improvement: the knob through-hole inner segment is horizontal
The shape in section is square or cydariform or major segment；The knob through-hole inner segment and the connecting column outer segment are adapted, for described
Connecting column outer end passes through.
Beneficial effect using the above scheme is: the connecting column outer segment is fixedly connected with the knob through-hole, rotation rotation
Button moves forward and backward the connecting column.
Based on the above technical solution, the utility model can also do following improvement: the external screw thread of the buttress shaft body
It is positive external screw thread；The internal screw thread of the connecting column outer segment is positive internal screw thread；When the knob rotates counterclockwise, make the waist support to
Preceding movement；When the knob clockwise movement, move backward the waist support.
Beneficial effect using the above scheme is: the external screw thread of the buttress shaft body and the interior spiral shell of the connecting column outer segment is arranged
Line is adapted, and is rotated counterclockwise the waist support, is moved the waist support steadily forwards along the chair back main body, is turned clockwise
The waist support is moved, moves the waist support steadily rearward along the chair back main body.
Based on the above technical solution, the utility model can also do following improvement: the external screw thread of the buttress shaft body
It is anti-external screw thread；The internal screw thread of the connecting column outer segment is anti-internal screw thread；When the knob clockwise movement, make the waist support to
Preceding movement；When the knob counterclockwise movement, move backward the waist support.
Beneficial effect using the above scheme is: the external screw thread of the buttress shaft body and the interior spiral shell of the connecting column outer segment is arranged
Line is adapted, and is rotated clockwise the waist support, is moved the waist support steadily forwards along the chair back main body, is turned counterclockwise
The waist support is moved, moves the waist support steadily rearward along the chair back main body.
Based on the above technical solution, the utility model can also do following improvement: the back closes cotton epidermis package
On the backboard；It is respectively equipped with the screw hole being mutually adapted on the backboard and the fixed frame, is fixedly connected on by screw
Together.
Beneficial effect using the above scheme is: the backboard is fixedly attached on fixed frame, is coated with back and is closed cotton,
The waist of user is steadily held up when use.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of wheelchair chair back positive structure schematic with waist support of the utility model；
Fig. 2 is a kind of wheelchair chair back structure schematic diagram with waist support of the utility model；
Fig. 3 is a kind of wheelchair chair back the schematic diagram of the section structure with waist support of the utility model；
Fig. 4 is a kind of wheelchair back seat sides configuration schematic diagram with waist support of the utility model；
Fig. 5 is a kind of wheelchair chair back back side configuration schematic diagram with waist support of the utility model.
Fig. 6 is the Wheelchair structure schematic diagram of the wheelchair chair back with waist support with the utility model.
The reference numerals are as follows: waist support closes cotton 1；Waist jacking plate 2；Back closes cotton 3；Backboard 4；Fixed frame 5；Connecting column 6；Rotation
Button 7；Screw 8.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in figure 1, figure 2, figure 3, figure 4 and figure 5, the utility model provides a kind of wheelchair chair with adjustable waist support
Back, including chair back main body, fixed frame 5, waist support, the chair back main body are fixedly connected with the fixed frame 5, it is characterised in that: institute
It states waist support to connect by positioning regulating mechanism with the fixed frame 5, the positioning regulating mechanism controls the waist support along the chair
Main body forward direction is carried on the back to be moved forward and backward.Facilitate and adjusted according to the demand of user, the waist of user is made to reach the state of the most comfortable.
As shown in Figure 4 and Figure 5, the waist support closes cotton 1 by waist support and waist jacking plate 2 forms；It is in square that the waist support, which closes cotton 1,
Shape；The waist jacking plate 2 is in rectangle；The waist support closes cotton 1 and 2 shape size of waist jacking plate is adapted；The waist support is closed
1 epidermis of cotton is wrapped on 2 ontology of waist jacking plate.The shape of waist support matches with waist, closes cotton package by soft waist support,
The waist of user is set to reach the state of the most comfortable.
As shown in Fig. 2, Fig. 4 and Fig. 5, the chair back main body includes that back closes cotton 3 and backboard 4；It is in rectangle that the back, which closes cotton 3,；
The surface area that the back closes cotton 3 is greater than the surface area of the waist support；The backboard 4 is in rectangle；The backboard 4 and the back close cotton
3 shape sizes are adapted.The chair back main body holds human body back, increases back and closes cotton design, user is made to feel comfortable.
As shown in Fig. 3, Fig. 4 and Fig. 5, center is equipped with connected unit behind the waist jacking plate 2；The connected unit is by coaxial
Thick cylinder and buttress shaft body composition；The side of the buttress shaft body is provided with external screw thread；Before the thick cylinder with the waist jacking
2 posterior central of plate is fixedly connected.The connected unit is divided into thick cylinder and buttress shaft body, adapts to different through-holes respectively, will be described fixed
Position regulating mechanism is connect with the waist support.
As shown in Fig. 2, Fig. 4 and Fig. 5, the back closes and opens up grooved hole, the slot size and the waist support phase below cotton 3
It adapts to, passes through for the waist support；The waist support is mounted on the back and closes on cotton 3；The back closes cotton 3 and is mounted on the backboard 4；
The backboard 4 is mounted on the fixed frame 5.It is moved forward and backward the waist support by the slot.
As shown in Fig. 3, Fig. 4 and Fig. 5, it is equipped at the backboard 4 regional center corresponding with the back conjunction slot of cotton 3
Guide hole passes through for the thick cylinder；The shape of the guide hole and the shape of the thick cylinder cross section are adapted；The thick cylinder
The shape of cross section is in cydariform；The connected unit passes through the guide hole on the backboard 4.The thick cylinder of the connected unit is being led
It is moved along the longitudinal direction as the crow flies in hole, and then is moved forward and backward waist support steadily along the chair back main body forward direction.
As shown in Fig. 3, Fig. 4 and Fig. 5, fixation hole is equipped with below the fixed frame 5；The fixation hole includes fixation hole inner segment
With fixation hole outer segment；The fixation hole inner segment and the fixation hole outer segment are coaxial；The diameter of the fixation hole inner segment is greater than described
The diameter of fixation hole outer segment；The positioning mechanism is made of connecting column 6, screw 8 and knob 7；The connecting column 6 includes connecting column
Inner segment and connecting column outer segment；The connecting column inner segment and the connecting column outer segment are coaxial；The diameter of the connecting column inner segment is greater than
The diameter of the connecting column outer segment；The screw 8 includes nut and screw rod；External screw thread is provided on the screw rod；The fixation
Hole inner segment and the connecting column inner segment are adapted, and are passed through for the connecting column inner segment；Internal screw thread is equipped with inside the connecting column 6；
The internal screw thread of the connecting column inner segment is to adjust internal screw thread；The internal screw thread of the connecting column outer segment is fixed internal screw thread；The company
The external screw thread of the internal screw thread and the buttress shaft body that connect column inner segment is adapted.The buttress shaft body of the connected unit is existed by the connecting column
It is moved along the longitudinal direction as the crow flies in the fixation hole, and then is moved forward and backward waist support steadily along the chair back main body forward direction.
As shown in figure 3, the fixation hole outer segment and the connecting column outer segment are adapted, pass through for the connecting column outer segment；
The shape of the outer end cross section of the connecting column outer segment is square or cydariform or major segment.The connecting column outer segment is in the fixation
It is steadily moved forward and backward in the outer segment of hole, is moved forward and backward the waist support steadily along the chair back main body forward direction.
External screw thread as shown in Fig. 3, Fig. 4 and Fig. 5, on the screw rod of the internal screw thread of the connecting column outer segment and the screw 8
It is adapted, the knob 7 is equipped with knob through-hole；The knob through-hole includes knob through-hole inner segment and knob through-hole outer segment；It is described
Knob through-hole inner segment and the knob through-hole outer segment are coaxial；The internal diameter of the knob through-hole inner segment is greater than the connecting column outer segment
Outer diameter；The nut of the knob through-hole outer segment and the screw 8 is adapted, and is passed through for the nut of the screw 8；The knob is logical
The internal diameter of hole outer segment is greater than the outer diameter of the nut of the screw 8；The length of the screw rod of the screw 8 is less than outside the connecting column
The length of section；The knob through-hole inner segment of the knob 7 is covered in the outer end of the connecting column outer segment；The knob 7 passes through the spiral shell
Silk 8 is fixed on the outer end of the connecting column outer segment；The buttress shaft body of the connected unit is threadedly coupled with the connecting column inner segment；Institute
State the inner segment that connecting column inner segment is located at the fixation hole；The outer segment that the connecting column outer segment passes through the fixation hole.The knob
It is fixedly connected by the screw with the outer end of the connecting column outer segment, the connecting column is driven to move forward and backward.
As shown in Fig. 3, Fig. 4 and Fig. 5, the shape of the knob through-hole inner segment cross section is square or cydariform or major segment；
The knob through-hole inner segment and the connecting column outer segment are adapted, and are passed through for the connecting column outer end.The connecting column outer segment with
The knob through-hole is fixedly connected, and turning knob moves forward and backward the connecting column.
As shown in figure 3, the external screw thread of the buttress shaft body is positive external screw thread；The internal screw thread of the connecting column outer segment is just interior spiral shell
Line；When the knob 7 rotates counterclockwise, move forward the waist support；When 7 clockwise movement of knob, make the waist support
It moves backward.The internal screw thread of external screw thread and the connecting column outer segment that the buttress shaft body is arranged is adapted, and is rotated counterclockwise described
Waist support moves the waist support steadily forwards along the chair back main body, rotates clockwise the waist support, keeps the waist support steady
Surely it is rearward moved along the chair back main body.
As shown in figure 3, the external screw thread of the buttress shaft body is anti-external screw thread；The internal screw thread of the connecting column outer segment is spiral shell in anti-
Line；When 7 clockwise movement of knob, move forward the waist support；When 7 counterclockwise movement of knob, make the waist support
It moves backward.The internal screw thread of external screw thread and the connecting column outer segment that the buttress shaft body is arranged is adapted, and is rotated clockwise described
Waist support moves the waist support steadily forwards along the chair back main body, rotates counterclockwise the waist support, keeps the waist support steady
Surely it is rearward moved along the chair back main body.
As shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the back closes 3 epidermis of cotton and is wrapped on the backboard 4；The backboard 4 and institute
The screw hole for being respectively equipped with and being mutually adapted on fixed frame 5 is stated, is fixed together by screw.The backboard is fixedly attached to
Determine on frame, is coated with back and closes cotton, when use steadily holds up the waist of user.
As shown in fig. 6, the wheelchair chair back with waist support passes through in screw connection to wheelchair body.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of wheelchair chair back with adjustable waist support, including chair back main body, fixed frame (5), waist support, the chair back main body with
The fixed frame (5) is fixedly connected, it is characterised in that: and the waist support is connect by positioning regulating mechanism with the fixed frame (5),
The positioning regulating mechanism controls the waist support and is moved forward and backward along the chair back main body forward direction.
2. the wheelchair chair back according to claim 1 with adjustable waist support, it is characterised in that:
The waist support closes cotton (1) by waist support and waist jacking plate (2) forms；
It is in rectangle that the waist support, which closes cotton (1),；
The waist jacking plate (2) is in rectangle；
The waist support closes cotton (1) and waist jacking plate (2) shape size is adapted；
The waist support is closed cotton (1) epidermis and is wrapped on waist jacking plate (2) ontology；
Center is equipped with connected unit to the waist jacking plate (2) below；
The connected unit is made of coaxial thick cylinder and buttress shaft body；
The shape of the thick cylinder cross section is in cydariform；
The side of the buttress shaft body is provided with external screw thread；
It is fixedly connected before the thick cylinder with waist jacking plate (2) posterior central；
The chair back main body includes that back closes cotton (3) and backboard (4)；
It is in rectangle that the back, which closes cotton (3),；
The surface area that the back closes cotton (3) is greater than the surface area of the waist support；
The back closes and opens up grooved hole below cotton (3), and the slot size and the waist support are adapted, and passes through for the waist support；
The backboard (4) is in rectangle；
The backboard (4) and the back close cotton (3) shape size and are adapted；
It is equipped with guide hole at the backboard (4) regional center corresponding with the back conjunction slot of cotton (3), it is logical for the thick cylinder
It crosses；
The shape of the guide hole and the shape of the thick cylinder cross section are adapted；
Fixation hole is equipped with below the fixed frame (5)；
The fixation hole includes fixation hole inner segment and fixation hole outer segment；
The fixation hole inner segment and the fixation hole outer segment are coaxial；
The diameter of the fixation hole inner segment is greater than the diameter of the fixation hole outer segment；
The positioning mechanism is by connecting column (6), screw (8) and knob (7) composition；
The connecting column (6) includes connecting column inner segment and connecting column outer segment；
The connecting column inner segment and the connecting column outer segment are coaxial；
The diameter of the connecting column inner segment is greater than the diameter of the connecting column outer segment；
The screw (8) includes nut and screw rod；
External screw thread is provided on the screw rod；
The fixation hole inner segment and the connecting column inner segment are adapted, and are passed through for the connecting column inner segment；
The fixation hole outer segment and the connecting column outer segment are adapted, and are passed through for the connecting column outer segment；
Internal screw thread is equipped with inside the connecting column (6)；
The internal screw thread of the connecting column inner segment is to adjust internal screw thread；
The internal screw thread of the connecting column outer segment is fixed internal screw thread；
The shape of the outer end cross section of the connecting column outer segment is square or cydariform or major segment；
The external screw thread of the internal screw thread of the connecting column inner segment and the buttress shaft body is adapted；
External screw thread on the internal screw thread of the connecting column outer segment and the screw rod of the screw (8) is adapted；
The knob (7) is equipped with knob through-hole；
The knob through-hole includes knob through-hole inner segment and knob through-hole outer segment；
The knob through-hole inner segment and the knob through-hole outer segment are coaxial；
The shape of the knob through-hole inner segment cross section is square or cydariform or major segment；
The knob through-hole inner segment and the connecting column outer segment are adapted, and are passed through for the connecting column outer end；
The internal diameter of the knob through-hole inner segment is greater than the outer diameter of the connecting column outer segment；
The nut of the knob through-hole outer segment and the screw (8) is adapted, and is passed through for the nut of the screw (8)；
The internal diameter of the knob through-hole outer segment is greater than the outer diameter of the nut of the screw (8)；
The length of the screw rod of the screw (8) is less than the length of the connecting column outer segment；
The knob through-hole inner segment of the knob (7) is covered in the outer end of the connecting column outer segment；
The knob (7) is fixed on the outer end of the connecting column outer segment by the screw (8)；
The waist support is mounted on the back and closes on cotton (3)；
The back closes cotton (3) and is mounted on the backboard (4)；
The backboard (4) is mounted on the fixed frame (5)；
The connected unit passes through the guide hole on the backboard (4)；
The buttress shaft body of the connected unit is threadedly coupled with the connecting column inner segment；
The connecting column inner segment is located at the inner segment of the fixation hole；
The outer segment that the connecting column outer segment passes through the fixation hole.
3. the wheelchair chair back according to claim 2 with adjustable waist support, it is characterised in that:
The external screw thread of the buttress shaft body is positive external screw thread；
The internal screw thread of the connecting column outer segment is positive internal screw thread；
When the knob (7) rotates counterclockwise, move forward the waist support；
When knob (7) clockwise movement, move backward the waist support.
4. the wheelchair chair back according to claim 2 with adjustable waist support, it is characterised in that:
The external screw thread of the buttress shaft body is anti-external screw thread；
The internal screw thread of the connecting column outer segment is anti-internal screw thread；
When knob (7) clockwise movement, move forward the waist support；
When knob (7) counterclockwise movement, move backward the waist support.
5. the wheelchair chair back according to claim 2 with adjustable waist support, it is characterised in that:
The back closes cotton (3) epidermis and is wrapped on the backboard (4)；
It is respectively equipped with the screw hole being mutually adapted on the backboard (4) and the fixed frame (5), is fixedly connected on one by screw
It rises.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004818.9U CN209695592U (en) | 2019-01-03 | 2019-01-03 | A kind of wheelchair chair back with adjustable waist support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004818.9U CN209695592U (en) | 2019-01-03 | 2019-01-03 | A kind of wheelchair chair back with adjustable waist support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209695592U true CN209695592U (en) | 2019-11-29 |
Family
ID=68639188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004818.9U Expired - Fee Related CN209695592U (en) | 2019-01-03 | 2019-01-03 | A kind of wheelchair chair back with adjustable waist support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209695592U (en) |
-
2019
- 2019-01-03 CN CN201920004818.9U patent/CN209695592U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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