CN208989418U - A kind of wheelchair integral type seat and back cushion - Google Patents
A kind of wheelchair integral type seat and back cushion Download PDFInfo
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- CN208989418U CN208989418U CN201821423132.5U CN201821423132U CN208989418U CN 208989418 U CN208989418 U CN 208989418U CN 201821423132 U CN201821423132 U CN 201821423132U CN 208989418 U CN208989418 U CN 208989418U
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- appendix
- air bag
- base fabric
- gas
- back cushion
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Abstract
A kind of wheelchair integral type seat and back cushion, including cushion, back cushion, air pump, reversal valve, the first appendix, the second appendix and third appendix；The air inlet of reversal valve is connected to by the first appendix with air pump, and two gas outlets of reversal valve are connected to the second appendix, third appendix respectively；Cushion includes lower base fabric and multiple lower gasbags, and the inflating port of lower gasbag is connected to the second appendix；Back cushion includes upper base fabric, air bag on air bag and two second on multiple first, and air bag is on two second between air bag on each first；Air bag includes balloon outer and inner bladder on second, and air bag and the inflating port of two inner bladders pass through connection hose respectively and be connected to the exhaust outlet of corresponding lower gasbag on each first；Balloon outer is equipped with multiple gas holes, air bag in each gas hole direction first.The utility model can reduce the contact surface with user's body, and the back of user is made to feel the case where feeling nice and cool, the buttocks of user, back is avoided to cause bedsore because of sultry perspiration.
Description
Technical field
The utility model relates to medical instruments, and in particular to a kind of wheelchair integral type seat and back cushion.
Background technique
Wheelchair is the important tool of rehabilitation, it is not only the walking-replacing tool of limbs the disabled and people with mobility problems with wheelchair,
Them are more importantly made to carry out physical exercise by means of wheelchair and participate in social activities.Currently, in order to allow user can be
Sit more comfortable on wheelchair, can generally be placed on wheelchair integral type seat and back cushion (integral type seat and back cushion by integrally connected seat
Pad and back cushion are constituted), the contact point at human body and seat is adjusted by integral type seat and back cushion to be subtracted with obtaining more comfortable angle
Light fatigue.But cushion, back cushion and the buttocks, the contact surface at back in existing wheelchair integral type seat and back cushion are larger, in weather
It is serious also to will cause bedsore for a long time using buttocks, the back perspiration that can make user when sultryyer.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of wheelchair integral type seat and back cushion, this wheelchair integral type
Seat and back cushion can effectively reduce the contact surface with user's body, and the back of user is made to feel nice and cool, thus avoid using
The case where bedsore is caused because of sultry perspiration in the buttocks of person, back.The technical solution adopted is as follows:
A kind of wheelchair integral type seat and back cushion, including cushion and back cushion, it is characterised in that: further include air pump, reversal valve, first
Appendix, the second appendix and third appendix；Reversal valve has an air inlet and two gas outlets, the air inlet of reversal valve
Be connected to by the first appendix with the gas outlet of air pump, two gas outlets of reversal valve respectively with the second appendix, third gas transmission
Pipe connection；The cushion includes lower base fabric and multiple lower gasbags, and each lower gasbag is arranged in lower base fabric and from left to right
It is arranged successively, the inflating port of each lower gasbag is connected to the second appendix；The back cushion includes upper base fabric, gas on multiple first
Air bag on capsule and two second, the lower side of upper base fabric along with a side of lower base fabric along connecting, air bag and two on each first
Air bag is arranged in base fabric and is arranged along the vertical direction on a second, and air bag is on two second on each first
It is arranged successively between air bag and from left to right；Air bag includes balloon outer and inner bladder, the top of balloon outer on second
Position is higher than the top of air bag on first, and inner bladder is in the cavity of balloon outer, on each first in air bag and two
The inflating port of layer air bag passes through a connection hose respectively and is connected to the exhaust outlet of corresponding lower gasbag；The inflation of each balloon outer
Mouthful be connected to third appendix, balloon outer is equipped at least one gas hole group, and gas hole group is including from top to bottom successively
Multiple gas holes of arrangement, each gas hole is towards air bag on first.
The control mode of manual switching spool can be used in the spool of above-mentioned reversal valve, is cut between following two positions
Change: a position wherein, the first appendix is connected to the second appendix, the first appendix is not connected to third appendix, this
When air pump can be by the first appendix, the second appendix on each lower gasbag, each first in air bag and two inner bladders
It is filled with gas；In another position, the first appendix is not connected to the second appendix, the first appendix and third appendix connect
Logical, air pump can be filled with gas into two balloon outers by the first appendix, third appendix at this time.
In use, booster air pump, and the spool of reversal valve is switched to one of position, make the first appendix and second
Appendix connection, the first appendix are not connected to third appendix, and air pump passes through the first appendix, the second appendix to each at this time
A lower gasbag is filled with gas, then is filled with gas into air bag on each first and two inner bladders by each connection hose,
Make each lower gasbag, air bag and two inner bladders are heaved together on each first, support is played to the buttocks of user, back
Effect, and effectively reduce the contact surface with user's body；The spool of reversal valve is then switched to another position, makes first
Appendix is not connected to the second appendix, the first appendix is connected to third appendix, and air pump passes through the first appendix, the at this time
Three appendixs are filled with gas into two balloon outers, heave two balloon outers, the gas on second in air bag is through each
Gas hole blows to the back of user；Since the top of balloon outer is higher than the top of air bag on first, pass through two outer layer gas
Capsule can further prop up at the back of user, make to generate certain gap between back cushion and user back, and by blowing to
The gas at user back takes away heat, so that the back of user is felt nice and cool, to avoid the buttocks of user, back because bored
The case where heat perspires and causes bedsore.
In preferred embodiment, the junction of above-mentioned upper base fabric and lower base fabric is equipped with multiple flexible sheaths, flexible sheath with it is described
The quantity of connection hose is identical and corresponds, and flexible sheath includes tube body and two retaining walls, and tube body is socketed in corresponding connection
On hose, two retaining walls are mounted on the lateral wall of tube body and are symmetrical set.When the angle hair between cushion and back cushion
When raw change, each flexible sheath and connection hose therein are also bent therewith, and two retaining walls can ensure tube body and connection at this time
Hose is bent in a perpendicular, avoids connection hose that not smooth situation is caused to occur because of curved transitions or dislocation,
Advantageously ensure that the normal use of wheelchair integral type seat and back cushion.
In preferred embodiment, it is respectively equipped with the first electromagnetic switch valve on the inflating port of above-mentioned each lower gasbag, described each
The second electromagnetic switch valve is respectively equipped on air bag and the exhaust outlet of two inner bladders on one.In general, above-mentioned each first electromagnetism
Switch valve, each second electromagnetic switch valve can be controlled by control circuit.In use, can be set respectively by control circuit
Set corresponding first electromagnetic switch valve and the second electromagnetic switch valve in turn with the time of closing, to each lower gasbag, Ge Ge
Air bag and two inner bladders are inflated or deflate in turn on one, so that each lower gasbag, air bag and two on each first
Inner bladder is heaved or flat gas, and the buttocks of user, back is avoided to be pressurized for a long time, while can buttocks to user, back
The massage releived promotes body blood circulation.
In preferred embodiment, electric heater is installed in above-mentioned first appendix.In general, above-mentioned electric heater uses electric heating
Pipe or Electrothermal ring.When weather is colder, electrified regulation is carried out to electric heater, air pump can will be warm by electric heater
Gas is filled with each lower gasbag, on each first in air bag, two inner bladders and two balloon outers, makes each lower gasbag, each
Air bag, two inner bladders and two balloon outers keep warm on a first, and the hot gas in balloon outer is blown through each
Stomata blows to the back of user, and the buttocks of user, back is made to feel warm.
In preferred embodiment, position is corresponding a plurality of to be tightened along being above respectively equipped with for the two sides of above-mentioned lower base fabric and upper base fabric
Band.In this way, can tighten band by each and tighten lower base fabric and upper base fabric on wheelchair, to realize to wheelchair integral type seat and back cushion
It is accurately positioned.
The wheelchair integral type seat and back cushion of the utility model passes through gas on each lower gasbag, each connection hose, each first
Capsule, each inner bladder, each balloon outer, the first appendix, the second appendix, third appendix, reversal valve and air pump it
Between cooperation, the contact surface with user's body can be effectively reduced, while the gas by blowing to user back takes away heat
Amount makes the back of user feel nice and cool, thus the case where avoiding the back of user from causing bedsore because of sultry perspiration.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the structural schematic diagram of flexible sheath and connection hose in the seat and back cushion of wheelchair integral type shown in Fig. 1.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, this wheelchair integral type seat and back cushion include cushion 1, back cushion 2, air pump 3, reversal valve 4,
First appendix 5, the second appendix 6 and third appendix 7；Reversal valve 4 has air inlet 41, gas outlet 42 and gas outlet 43,
The air inlet 41 of reversal valve 4 is connected to by the first appendix 5 with the gas outlet of air pump 3, gas outlet 42, the gas outlet of reversal valve 4
43 are connected to the second appendix 6, third appendix 7 respectively；Cushion 1 includes lower base fabric 11 and multiple lower gasbags 12, each lower gas
Capsule 12 is arranged in lower base fabric 11 and is arranged successively from left to right, the inflating port of each lower gasbag 12 with the second appendix
6 connections；Back cushion 2 includes air bag 23 on air bag 22 on upper base fabric 21, multiple first and two second, the lower side edge of upper base fabric 21
With a side of lower base fabric 11 along connecting, air bag 23 is arranged in base fabric 21 on air bag 22 and two second on each first
And it is arranged along the vertical direction, air bag 22 is on two second between air bag 23 and from left to right successively on each first
Arrangement；Air bag 23 includes balloon outer 231 and inner bladder 232 on second, and the top position of balloon outer 231 is higher than on first
The top of air bag 22, inner bladder 232 are in the cavity of balloon outer 231, air bag 22 and two internal layer gas on each first
The inflating port of capsule 232 passes through a connection hose 24 respectively and is connected to the exhaust outlet of corresponding lower gasbag 12；Each balloon outer 231
Inflating port be connected to third appendix 7, balloon outer 231 be equipped at least one gas hole group, gas hole group include from
The multiple gas holes 2311 being arranged successively under, each gas hole 2311 is towards air bag 22 on first.
The control mode of manual switching spool can be used in the spool of above-mentioned reversal valve, is cut between following two positions
Change: a position wherein, the first appendix 5 is connected to the second appendix 6, the first appendix 5 does not connect with third appendix 7
It is logical, at this time air pump 3 can by the first appendix 5, the second appendix 6 on each lower gasbag 12, each first air bag 22 and two
Gas is filled in a inner bladder 232；In another position, the first appendix 5 is not connected to the second appendix 6, the first gas transmission
Pipe 5 is connected to third appendix 7, and air pump 3 can be by the first appendix 5, third appendix 7 to two balloon outers 231 at this time
In be filled with gas.
In the present embodiment, the junction of upper base fabric 21 and lower base fabric 11 is equipped with multiple flexible sheaths 25, flexible sheath 25
With connection the quantity of hose 24 it is identical and correspond, flexible sheath 25 include tube body 251 and two retaining walls 252,251 sets of tube body
It connects on connection hose 24 accordingly, two retaining walls 252 are mounted on the lateral wall of tube body 251 and are symmetrical set.
In the present embodiment, the first electromagnetic switch valve 8 is respectively equipped on the inflating port of each lower gasbag 12, on each first
The second electromagnetic switch valve 9 is respectively equipped on air bag 22 and the exhaust outlet of two inner bladders 232.
In the present embodiment, electric heater 10 is installed in first appendix 5, electric heater 10 using electric heating tube or
Electrothermal ring.
In the present embodiment, position is corresponding a plurality of to tie up along being above respectively equipped with for lower base fabric 11 and the two sides of upper base fabric 21
Taut band (is not drawn into) in figure, can be tightened lower base fabric 11 and upper base fabric 21 on wheelchair by each band that tightens, to realize to wheel
Chair integral type seat and back cushion 2 is accurately positioned.
The working principle of brief description once this wheelchair integral type seat and back cushion:
In use, booster air pump 3, and the spool of reversal valve 4 is switched to one of position, make the first appendix 5 with
The connection of second appendix 6, the first appendix 5 are not connected to third appendix 7, and air pump 3 passes through the first appendix 5, second at this time
Appendix 6 is filled with gas to each lower gasbag 12, then by air bag 22 and two on each connection hose 24 to each first
It is filled with gas in layer air bag 232, makes each lower gasbag 12, air bag 22 and two inner bladders 232 are heaved together on each first,
It plays a supporting role to the buttocks of user, back；The spool of reversal valve 4 is then switched to another position, is made first defeated
Tracheae 5 is not connected to the second appendix 6, the first appendix 5 is connected to third appendix 7, and air pump 3 passes through the first appendix at this time
5, third appendix 7 is filled with gas into two balloon outers 231, heaves two balloon outers 231, passes through two outer layer gas
Capsule 231, which can further prop up at the back of user, makes to generate certain gap, gas on second between back cushion 2 and user back
Heat is taken away at the back that gas in capsule 23 blows to user through each gas hole 2311, and the back of user is made to feel nice and cool,
The case where to avoid the buttocks of user, back from causing bedsore because of sultry perspiration.
When weather is colder, electrified regulation is carried out to electric heater 10, air pump 3 can be by electric heater 10 by hot gas
Be filled with each lower gasbag 12, on each first in 22, two inner bladders 232 of air bag and two balloon outers 231, make it is each under
Air bag 12,22, two inner bladders 232 of air bag and two balloon outers 231 keep warm on each first, and balloon outer
Hot gas in 231 can blow to the back of user through each gas hole 2311, and the buttocks of user, back is made to feel warm.
Can be respectively set by control circuit corresponding first electromagnetic switch valve 8 and the second electromagnetic switch valve 9 in turn and
The time of closing is inflated or puts in turn to air bag 22 on each lower gasbag 12, each first and two inner bladders 232
Gas, so that each lower gasbag 12, air bag 22 and two inner bladders 232 are heaved or flat gas on each first, avoid user's
Buttocks, back are pressurized for a long time, at the same can the massage releived of buttocks to user, back, promote body blood circulation.
When the angle between cushion 1 and back cushion 2 changes, each flexible sheath 25 and connection hose 24 therein also with
Bending, in the process two retaining walls 252 can ensure tube body 251 and connection hose 24 be bent in perpendicular,
It avoids connection hose 24 that not smooth situation is caused to occur because of curved transitions or dislocation, advantageously ensures that wheelchair integral type is sat
The normal use of back cushion.
In addition, it should be noted that, the specific embodiments described in this specification, each section title etc. can not
Together, all equivalent or simple changes done according to structure, feature and principle described in the concept of the patent of the utility model are included in this
In the protection scope of utility model patent.Those skilled in the art of the present invention can be to described specific reality
Example is applied to do various modifications or additions or be substituted in a similar manner, structure without departing from the utility model or
Beyond the scope defined by this claim, it all should belong to the protection range of the utility model.
Claims (5)
1. a kind of wheelchair integral type seat and back cushion, including cushion and back cushion, it is characterised in that: further include air pump, reversal valve, first defeated
Tracheae, the second appendix and third appendix；Reversal valve has an air inlet and two gas outlets, and the air inlet of reversal valve is logical
The first appendix is crossed to be connected to the gas outlet of air pump, two gas outlets of reversal valve respectively with the second appendix, third appendix
Connection；The cushion includes lower base fabric and multiple lower gasbags, each lower gasbag be arranged in lower base fabric and from left to right according to
Secondary arrangement, the inflating port of each lower gasbag are connected to the second appendix；The back cushion includes upper base fabric, air bag on multiple first
With two second on air bag, the lower side of upper base fabric along with a side of lower base fabric along connecting, air bag and two on each first
Air bag is arranged in base fabric and is arranged along the vertical direction on second, and air bag is in gas on two second on each first
It is arranged successively between capsule and from left to right；Air bag includes balloon outer and inner bladder, the top position of balloon outer on second
The top for being higher than air bag on first is set, inner bladder is in the cavity of balloon outer, air bag and two internal layers on each first
The inflating port of air bag passes through a connection hose respectively and is connected to the exhaust outlet of corresponding lower gasbag；The inflating port of each balloon outer
It is connected to third appendix, balloon outer is equipped at least one gas hole group, and gas hole group includes successively arranging from top to bottom
Multiple gas holes of column, each gas hole is towards air bag on first.
2. wheelchair integral type seat and back cushion according to claim 1, it is characterised in that: the connection of the upper base fabric and lower base fabric
Place is equipped with multiple flexible sheaths, and flexible sheath is identical as the connection quantity of hose and corresponds, and flexible sheath includes pipe
Body and two retaining walls, tube body are socketed on corresponding connection hose, and two retaining walls are mounted on the lateral wall of tube body and left and right
It is symmetrical arranged.
3. wheelchair integral type seat and back cushion according to claim 1, it is characterised in that: on the inflating port of each lower gasbag
It is respectively equipped with the first electromagnetic switch valve, is respectively equipped with second on air bag and the exhaust outlet of two inner bladders on described each first
Electromagnetic switch valve.
4. wheelchair integral type seat and back cushion according to claim 1-3, it is characterised in that: in first appendix
Electric heater is installed.
5. wheelchair integral type seat and back cushion according to claim 1-3, it is characterised in that: the lower base fabric and upper base
Along being above respectively equipped with, position is corresponding a plurality of to tighten band for the two sides of cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423132.5U CN208989418U (en) | 2018-08-31 | 2018-08-31 | A kind of wheelchair integral type seat and back cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423132.5U CN208989418U (en) | 2018-08-31 | 2018-08-31 | A kind of wheelchair integral type seat and back cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208989418U true CN208989418U (en) | 2019-06-18 |
Family
ID=66798327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821423132.5U Active CN208989418U (en) | 2018-08-31 | 2018-08-31 | A kind of wheelchair integral type seat and back cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208989418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957189A (en) * | 2021-02-01 | 2021-06-15 | 吉林大学 | Rehabilitation wheelchair with buttock massage mechanism |
-
2018
- 2018-08-31 CN CN201821423132.5U patent/CN208989418U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957189A (en) * | 2021-02-01 | 2021-06-15 | 吉林大学 | Rehabilitation wheelchair with buttock massage mechanism |
| CN112957189B (en) * | 2021-02-01 | 2022-03-08 | 吉林大学 | Rehabilitation wheelchair with buttock massage mechanism |
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