A kind of patient's the old and the weak seat special
Technical field
The present invention relates to a kind of furniture, especially a kind of patient's the old and the weak seat special for capableing of automatic chemical feeding.
Background technique
With the intensification of social senilization's degree, Empty nest elderly is more and more, and having become one cannot be neglected society
Problem.Often without children or companion in Empty nest elderly man, weak and sickly old man's economic condition it is good can employ it is 24 small
When nurse, but bad patient the old and the weak of economic condition then can only employ part-timer to sweep and cook, and other times need
Self-care.This kind of patient often be unable to do without medication, day common medicine have an oral preparation and external preparation, and the breathing of external preparation
Canal drug administration becomes a kind of new art of pharmacy with vast prospect, especially because avoiding gastro-intestinal digestion and liver metabolism
It is suitable for patient the old and the weak that stomach and intestine are weak and/or decline with liver function.With going deep into for clinical research, mouth and nose administration route
Spray does not avoid cardiovascular patient because being free of propellant, gradually in more excessive share is clinically occupied, such as drops calcium
The nasal drug delivery system of the drugs such as element has listed;Several lungs, oral cavity or the nasal drug delivery system of insulin, which enter, to be faced
Bed conceptual phase.Simultaneously as the fast development of bio-pharmaceutical industry, the biological skill relatively low to some oral administration biaavailabilities
Art drug nasal spray or will become these drugs and locally or systemically be administered such as polypeptide, protide and nucleic acid drug
Important channel.
Although the spray of mouth and nose administration route has the advantages that no gastrointestinal irritation and liver dysfunction, for part
Nozzle can not be directed at mouth and nose if scapulohumeral periarthritis, limb adynamia or the patient that collapses from physical exhaustion by patient the old and the weak;And shaking plasy patient then without
Method keeps stable alignment;Muscular strength decline patient can not press manual pump and medical liquid spraying nebulizes.Disadvantages described above limits old
The automedication of weak patient.
Summary of the invention
Technical assignment of the invention is to provide a kind of patient's the old and the weak seat special for the above the deficiencies in the prior art.
The present invention the technical solution to solve the technical problem is that: including seat body and administration assembly;The seat sheet
Body includes seat, handrail, backrest and headrest;The administration assembly includes medicine delivery device, control box, rim brake, medicine storing pot and delay
Valve;The headrest is located at the top of backrest, and the lower end of headrest and the upper end of backrest are hinged, and wherein hinged place is equipped with torsional spring,
By the elastic reaction of torsional spring, give headrest one forward active force;The medicine delivery device main body is that n shape is rod-shaped or hollow tubular knot
Structure, medicine delivery device both ends are located at the two sides rearward position of headrest;Medicine delivery device is equipped with atomizer, passes through atomizer
Effect will be sprayed at the mouth and nose of patient after medical liquid atomizing;The described control box is located at the rear portion of headrest, the time-delay valve and and
The lower end of medicine delivery device is located in control box;Arc-shaped rack is equipped on rear side of the lower end of headrest, the circular arc the center point of arc-shaped rack is located at
The hinge joint of headrest;The rear of arc-shaped rack is equipped with meshed gear;The gear is hollow structure, internal cavities
Side wall is equipped with ratchet and forms handle ratchet wheel structure;Position on medicine delivery device close to lower end is fixedly connected with trunnion axis, and trunnion axis is worn
Cross the gear;Trunnion axis is equipped with the pawl to match with the handle ratchet wheel, collectively constitutes internal messing ratchet mechanism;It is logical
Single direction rotation is merely able to when crossing internal messing ratchet mechanism between trunnion axis and gear, the direction of ratchet meets and works as medicine delivery device on ratchet
When back rotation, pawl can block ratchet and rotate with moving gear;The trunnion axis is mounted on the front end of horizon bar;
The middle and back of horizon bar is located in cylinder;The cylinder is fixedly mounted on control box, and cylinder interposition is equipped with hole, horizon bar
Middle and back position be located in cartridge bore, No.1 spring is cased on horizon bar, by the effect of No.1 spring by horizon bar to being pushed forward
It is dynamic;The outer side-lower of armrest is equipped with rim brake, and rim brake connects brake cable;The brake cable other end is located at cylinder back-end, brake cable crust quilt
For gear in the rear end of the cartridge bore, brake cable core wire end is fixed on the rear end of the horizon bar;The medicine storing pot is for storing medicine
Liquid, medicine storing pot inside injecting compressed air, provides the power that drug flows its ejection by compressed air;Medicine storing pot passes through pencil
Time-delay valve is connected, the time-delay valve includes cylinder body, No.1 piston, No. two pistons, No. two springs, check valve and linkage valve;
The cylinder body is the hollow structure of rear and front end opening, and partition is equipped among cylinder body, is separated into cylinder body by partition forward and backward
Two cavitys, i.e. ante-chamber and back cavity;The No.1 piston and No. two pistons are located in ante-chamber and back cavity, No.1 piston
Leading flank is fixed with No.1 piston rod, and the front end of No.1 piston rod is stretched out out of cylinder body, withstands on the lower end of medicine delivery device;No.1 is living
No. two springs are equipped between plug and partition, by the effects of No. two springs by No.1 piston to sinciput;List is respectively equipped on partition
To valve and pore;Ante-chamber and back cavity on the check valve connection cylinder body, make the air in back cavity by the effect of check valve
It can quickly unidirectionally flow into ante-chamber, and the air in ante-chamber can not flow into back cavity out of check valve;The trailing flank of No. two pistons
On be fixed with No. two piston rods, the rear end of No. two piston rods is stretched out out of cylinder body;The rear end of No. two piston rods and linkage valve
Connection.The outlet of linkage valve connects the atomizer on medicine delivery device by pencil.
Compared with prior art, the present invention have it is following prominent the utility model has the advantages that
1, head position can be passed through for patients such as physical disabilities, inability, shaking plasies, under patient awoke's state change and carry out
Administration control, is nursed without other people;
2, for spontaneous stupor or epileptic, head position changes lower triggering automatic chemical feeding, and (built-in first aid medicine type can
To be preset according to patient's medical history), patient is waken up in time, is given treatment in time, and rescue time is saved;
3, it can be improved according to existing seat, it is low in cost, it is disposable to put into.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is to control the structural schematic diagram inside box and rested the head on medicine delivery device.
Fig. 3 is time-delay valve structural schematic diagram.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 5 is the annexation figure of time-delay valve and triple valve in the embodiment of the present invention 2.
Fig. 6 is the structural schematic diagram of the embodiment of the present invention 4.
Specific embodiment
The present invention is further described with specific embodiment with reference to the accompanying drawings of the specification.
In embodiment 1, as shown in Figures 1 to 3, the present invention includes seat body and administration assembly.The seat body packet
Include seat 8, handrail 9, backrest 5 and headrest 3.The administration assembly includes medicine delivery device 2, control box 4, rim brake 7,31 and of medicine storing pot
Time-delay valve 20.
The headrest 3 is located at the top of backrest 5, rests the head on 3 lower end and the upper end of backrest 5 is hinged, wherein hinged place
Give headrest 3 one forward active forces by the elastic reaction of torsional spring equipped with torsional spring.When the head of patient leans against on headrest 3,
Headrest 3 can carry out the deflection of certain angle backward, and after patients head leaves headrest 3, under the action of torsional spring, headrest 3 is multiple
Position.
2 main body of medicine delivery device is that n shape is rod-shaped or hollow tubular structures, 2 both ends of medicine delivery device are located at the two of headrest 3
Side rearward position.Medicine delivery device 2 is equipped with atomizer 1, and the effect by atomizer 1 will be sprayed onto patient's after medical liquid atomizing
At mouth and nose.
The described control box 4 is located at the rear portion of headrest 3, for controlling spray, the time-delay valve 20 and with medicine delivery device 2
Lower end is located in control box 4.As shown in Fig. 2, arc-shaped rack 19 is equipped on rear side of the lower end of headrest 3, the circular arc circle of arc-shaped rack 19
It is located at the hinge joint of headrest 3 at the heart.The rear of arc-shaped rack 19 is equipped with meshed gear 15.During the gear 15 is
Hollow structure, internal cavities side wall are equipped with ratchet and form 17 structure of handle ratchet wheel.Position and trunnion axis on medicine delivery device 2 close to lower end
18 are fixedly connected, and trunnion axis 18 passes through the gear 15.Trunnion axis 18 is equipped with the spine to match with the handle ratchet wheel 17
Pawl 16 collectively constitutes internal messing ratchet mechanism.Make to be merely able to list between trunnion axis 18 and gear 15 by internal messing ratchet mechanism
To rotation, the direction of ratchet meets when 2 back rotation of medicine delivery device on ratchet 17, and pawl 16 can block ratchet 17 and drive
Gear 15 rotates.
The trunnion axis 18 is mounted on the front end of horizon bar 14.The middle and back of horizon bar 14 is located in cylinder 11.Institute
The cylinder 11 stated is fixedly mounted on control box 4, and 11 interposition of cylinder is equipped with hole 12, and the middle and back position of horizon bar 14 is located at cylinder
In hole 12, it is cased with No.1 spring 13 on horizon bar 14, horizon bar 14 is pushed forward by the effect of No.1 spring 13, passes through water
Flat axis 18 pushes forward gear 15, so that gear 15 be made to be meshed with arc-shaped rack 19.
The outer side-lower of armrest 9 is equipped with rim brake 7, and rim brake 7 connects brake cable 6, and rim brake 7 and 6 structure of brake cable are the same as in bicycle
The structure of rim brake 7 and brake cable 6.6 other end of brake cable is located at 11 rear end of cylinder, after 6 crust of brake cable is blocked in 11 hole of cylinder
End, 10 end of brake cable core wire are fixed on the rear end of the horizon bar 14.
The medicine storing pot 31 is for storing medical fluid, and specific specification, size, drug dilution situation are according to patient profiles
Depending on drug condition, it is especially suitable for the liquid medicine of timing Neulized inhalation, dosage range is wider, and use is safe.Medical fluid
Preparation can disposably be prepared in hospital, replaced by part-timer, it is therefore preferable that medicine storing pot be it is transparent, it can be observed that medicine
Object service condition.31 inside injecting compressed air of medicine storing pot provides the power that drug flows its ejection by compressed air.Drug storage
Tank 31 connects time-delay valve 20 by pencil, and 20 structure of time-delay valve is as shown in figure 3, include cylinder body 35, No.1 piston 28, two
Number 22, No. two springs 27 of piston, check valve 25 and linkage valve 20.The cylinder body 35 is the hollow knot of rear and front end opening
Structure is equipped with partition 34 among cylinder body 35, cylinder body 35 is separated into former and later two cavitys, i.e. ante-chamber 26 and back cavity by partition 34
23.The No.1 piston 28 and No. two pistons 22 are located in ante-chamber 26 and back cavity 23, and the leading flank of No.1 piston 28 is solid
Surely it is equipped with No.1 piston rod 29, the front end of No.1 piston rod 29 is stretched out out of cylinder body 35, withstands on the lower end of medicine delivery device 2.No.1 is living
No. two springs 27 are equipped between plug 28 and partition 34, by the effects of No. two springs 27 by No.1 piston 28 to sinciput.Partition 34
On be respectively equipped with check valve 25 and pore 24.The check valve 25 connects the ante-chamber 26 and back cavity 23 on cylinder body 35, passes through list
Effect to valve 25 enables the air in back cavity 23 quickly unidirectionally to flow into ante-chamber 26, and the air in ante-chamber 26 can not be from list
Back cavity 23 is flowed into valve 25.The intracorporal air of front and back chamber 23 can be made slowly to flow by the effect of pore 24.No. two pistons
No. two piston rods 21 are fixed on 22 trailing flank, the rear end of No. two piston rods 21 is stretched out out of cylinder body 35.No. two piston rods
21 rear end is connect with linkage valve 20, and No. two piston rods 21 move back the then opening of linkage valve 20, and No. two Forwards of piston rod 21 are then
Linkage valve 20 is closed, and the linkage valve 20 is the prior art, and internal structure is not repeated.The outlet of linkage valve 20
The atomizer 1 on medicine delivery device 2 is connected by pencil.
20 working principle of time-delay valve is as follows: when 2 upper end of medicine delivery device rotates forward, 2 lower end back rotation of medicine delivery device passes through
No.1 piston rod 29 pushes No.1 piston 28 backward, so that the partial volume at 28 rear of No.1 piston subtracts in 35 ante-chamber 26 of cylinder body
Small, air pressure increases, and check valve 25 is closed, and the air in ante-chamber 26 slowly enters back cavity 23, No. two pistons 22 out of pore 24
The air pressure of the air in front is gradually increased, and is pushed No. two pistons 22 slowly mobile backward, after a period of time, is passed through No. two work
Stopper rod 21 opens linkage valve 20, so that medicine storing pot 31 is connected with atomizer 1, medical fluid is sprayed by atomizer 1.
Operating process is as follows: after patient lies down rest on seat 8, head is fallen backward naturally, will headrest 3 to pusher
Dynamic, the arc-shaped rack 19 on headrest 3 is rotated with moving gear 15, and the handle ratchet wheel 17 on gear 15 drives trunnion axis 18 by pawl 16
Rotation, trunnion axis 18 drive drug delivery to rotate forward, and the spray head 1 on medicine delivery device 2 is directed at the face of patient.Medicine delivery device 2 at the same time
Lower end pushes No.1 piston rod 29 backward, and patient holds lower rim brake 7 at this time, is pulled back horizon bar 14 by brake cable 6, horizontal
Bar 14 pulls trunnion axis 18 and gear 15, so that gear 15 and arc-shaped rack 19 be made to separate.Pass through No. two springs in time-delay valve 20
27 effect by No.1 piston 28 and No.1 piston rod 29 to sinciput, by the effect of No.1 piston 28 by 2 lower end of medicine delivery device to
Sinciput, the lower end of medicine delivery device 2 rotate a certain angle forward around trunnion axis 18, at the same time the upper end of medicine delivery device 2 therewith to
After rotate a certain angle, so that medicine delivery device 2 is restored to original angle;At the same time in time-delay valve 20,28 quilt of No.1 piston
After No. two springs 27 push forward one end distance, the air pressure at 28 rear of No.1 piston reduces in ante-chamber 26, and check valve 25 is opened, after
The air in No. two 22 fronts of piston is entered in ante-chamber 26 by check valve 25 in chamber 23, thus No. two 22 fronts of piston in back cavity 23
The air pressure of air reduce, be less than atmospheric pressure and in the effect of No. two 22 front-rear direction pressure differences of piston push No. two pistons 22
Move forward to original position.Since time-delay valve 20 has time-lag action, it is rotated back to and holds from headrest 3 in user
There is no ejection drugs in lower this whole process of rim brake 7, in nozzle, therefore can have by a series of structures such as rim brakes 7
The unnecessary spray process for preventing headrest 3 from being caused by false triggering of effect.
It for conscious patient, does not go to hold lower rim brake 7, is then accomplished that: being changed by head position and be administered control, scapulohumeral periarthritis
Patient, the patient that collapses from physical exhaustion, extremely feeble patient can be nursed with self-administration without other people.
For spontaneous stupor or epileptic, after morbidity, what head can can't help leans on backward, thus backward
Headrest 3 is pushed, is released medicine delivery device 2 forward by headrest 3, atomizer 1 is sent to the face of patient, passes through time-delay valve 20
After a period of time, linkage valve 20 is opened for effect, and atomizer 1 starts to spray to patient.Wherein built-in drug
Need the case where being likely to occur according to patient to place first aid medicine, and epileptic can not holding medicine, only by face
It blows to stimulate and promote waking up in portion.
The present apparatus can be equipped with other auxiliaries according to patient profiles, for example, placing the binding strip of body downslide, passing through tune
The angle of the whole chair back and seat increases comfort level, lean forward after avoiding patient from going into a coma etc..Belong to concrete condition concrete analysis,
This is not repeated.
In embodiment 2, it is contemplated that after some human hair diseases lose consciousness, after when lying head can also can't help to a lateral deviation
It moves, when the spray head 1 on medicine delivery device 2 sprays to patient facial region, the face of patient can not be directed at, return alignment patient sometimes
The side on head spray, therefore can not accurately carry out medication.In view of the above problems in embodiment 1 in the present embodiment
On the basis of be further improved, only illustrate in the present embodiment with the distinguishing feature of embodiment 1, other are unmentioned
Technical characteristic is the same as embodiment 1.
As shown in figure 4, a side block 30 is respectively provided at the left and right sides of 3 leading flanks of headrest, side block 30 and headrest 3 phases hinge
It connects, hinged place is equipped with torsional spring, the active force deflected to headrest 3 to intermediate direction by the active force of torsional spring.When the head of patient
It leans against on headrest 3 and when to the left or to post deflection, side block 30 can carry out the deflection of certain angle outward, work as patients head
After leaving side block 30, under the action of torsional spring, side block 30 resets.The effect of side block 30 has three: patient rests on seat 8 first
When, head to an edge run-out, can be supported patients head by the effect of side block 30, keep it more comfortable sometimes;
Next prevents body inclination angle excessive and seat 8 is caused to be turned on one's side;Third triggers the switch of automatic chemical feeding, control by side block 30
The mode of automatic chemical feeding.
The middle position and the left and right sides of the medicine delivery device 2 are respectively provided with one group of atomizer 1, when morbidity lies down
Afterwards, corresponding atomizer 1 sprays to the face of patient respectively before the head of patient is respectively facing just or when left and right sides.
The rear of the two sides side block 30 is respectively equipped with No.1 triple valve 32 and No. two triple valves 33.The triple valve
Respectively include an import and two outlets, is equipped in triple valve and controls the spool of connected relation and control valve core fortune between each opening
Dynamic valve rod, the valve rod are stretched out out of triple valve, and when deflecting under the action of side block 30 is on head, side block 30 can
Push stem movement, valve rod push valve core movement so as to change triple valve connected relation, when side block 30 reset after, valve rod and
Spool resets therewith.Triple valve is the prior art, and specific structure is not repeated.
As shown in figure 5, No.1 triple valve 32 includes feeding opening a and medicine outlet b, c, No. two triple valves 33 include feeding opening d
With medicine outlet e, f.Wherein in nature, a mouthfuls are connected with c mouthfuls, and d mouthfuls are connected with f mouthfuls, when the deflection of side block 30 will be corresponding
Valve stem depressions when, a mouthfuls are connected with b mouthfuls, and d mouthfuls are connected with e mouthfuls.The medicine outlet of the medicine storing pot 31 is connected by pencil
The medicine outlet of the feeding opening of time-delay valve 20, time-delay valve 20 connects 32a mouthfuls of No.1 triple valve, 32c mouthfuls of No.1 triple valve by pencil
33d mouthfuls of No. two triple valves are connected, the atomizer 1 in middle position, No.1 threeway on No. two 33f mouthfuls of triple valve connection medicine delivery devices 2
32b mouthfuls of valve and No. two 33e mouthfuls of triple valve are separately connected the atomizer 1 of the triple valve side on medicine delivery device 2.
Operating process is as follows: after patient lies down rest on seat 8, head is fallen backward naturally, will headrest 3 to pusher
It is dynamic, under patient holds rim brake 7 before spray at this time, avoid chemical spraying device by false triggering by the effect of time-delay valve 20.
When morbidity's occiput pushes headrest 3 backward, patients head may be pressed in the middle of headrest 3 at this time,
Possible head is deflected to primary.When patients head is located at the middle of headrest 3.Two triple valves are in nature, i.e. a
Mouthful connection c mouthful, d mouthfuls of f mouthfuls of connections, thus medical fluid from successively from medicine storing pot 31, time-delay valve 20, a mouthfuls, c mouthfuls, d mouthfuls, f mouthfuls flow out, into
Enter the atomizer 1 to the middle position on medicine delivery device 2, patient facial region is towards front upper place, the atomization in 2 middle position of medicine delivery device at this time
Drug, is accurately sprayed to the face of patient by the face of 1 face patient of spray head.
What many times the head of patient can also can't help offsets to one side, while the side block of the side 30 being depressed, and leads to
The effect of side block 30 is crossed by the valve stem depressions of the triple valve of the side, so as to change the flow direction of the triple valve, medical fluid from this three
Ipsilateral atomizer 1 is flowed to by pencil in port valve, and is sprayed, and between the spray head 1 of the side face patient face, thus
It can be to patient's accurate medication.
In embodiment 3, the present embodiment main structure further includes with embodiment 1 or embodiment 2, on this basis the present embodiment
Electric inflating pump.By filling high pressure gas in the effect phase medicine storing pot 31 of electric inflating pump, driven by the effect of high pressure gas
Medical fluid sprays.Baroceptor is equipped in medicine storing pot 31, by the opening and closing of the effect control electric inflating pump of baroceptor, i.e.,
After the air pressure in medicine storing pot 31 is lower than a certain setting numerical value, by baroceptor by electric gas-filled pump startup, work as medicine storing pot
After air pressure is higher than a certain setting numerical value in 31, electric inflating pump is closed by the effect of baroceptor.
Wherein the baroceptor and electric inflating pump are the prior art, specific structure and circuit connecting relation
It is not repeated.
In embodiment 4, the present embodiment main structure is with embodiment 1 or embodiment 2, and same section is in the present embodiment no longer
It is tired to state.
As shown in fig. 6, including seat board 37 on seat 8, that is, bear the level board of human body weight.The leading edge and seat of seat board 37
Chair 8 is hinged, and hinged place is equipped with torsional spring (not shown), is popped up at the rear of seat board 37 centainly by the effect of torsional spring
Angle (as shown in double dot dash line part in Fig. 6), make seat board 37 be in nature after up to front lower inclined angle.
The lower section of seat board 37 is equipped with inflator 36, and the outer tube of inflator 36 is mounted on seat 8,36 upper end of inner tube of inflator
It is mounted on the lower surface of seat board 37, the gas outlet of inflator 36 connects medicine storing pot 31.
When patient is sitting on seat 8, inflator 36 is depressed by seat board 37, is filled by inflator 36 into medicine storing pot 31
Gas.
It should be noted that specific embodiment of the invention is to the present invention have been described in detail, for ability
For the technical staff in domain, its various of progress is obviously changed without departing from the spirit and scope of the present invention
Become all within protection scope of the present invention.