CN108843650A - A kind of hydraulic water vat quick acting mechanism helping just urine receiver automatically - Google Patents

Abstract

A kind of hydraulic water vat quick acting mechanism helping just urine receiver automatically, it serves the patient for needing to go to the toilet in bed with prone position：There is the discharge of big or urine when the patient's randomness to lie on a bed, mechanism for monitoring will be triggered in time and obtain signal, which quickly opens and fall side door, and patient enters prone position and goes to the toilet mode.In order to reduce the pollution urinated and defecated to bedding to the maximum extent, after mechanism receives to open and falls side door instruction, quickly to open the door.If being designed with conventional hydraulic, mechanism action is too slow, cannot reach quick requirement.And the hydraulic water vat in mechanism is transformed by listing cylinder：Its diameter of piston rod is close to internal diameter of cylinder, in this way when water vat cavity of resorption separately increases and connects a major diameter electromagnetic water valve, as long as may make hydraulic bucket rod snapback with small rod chamber flow.Side door is fallen to realize quickly to open.It change cylinder be originally water vat, to change the outlet of plunger shaft small latus rectum be separately newly-increased big orifice outlet, and install heavy caliber electromagnetic water valve additional and water storage fills.

Description

A kind of hydraulic water vat quick acting mechanism helping just urine receiver automatically

Technical field

The invention belongs to one kind to help the opening of just urine receiver to fall the hydraulic water vat mechanism of side door automatically, especially have fast Speed retracts the hydraulic water vat and matched part structures of piston rod function.

Background technique

Fallen in side door hospital bed product existing, have it is a kind of open the door it is fastest, about 5 seconds.Other similar hospital bed Opening time be secondly to three times.Certainly, under the premise of can obtain patient's cooperation, it can bear after patient's expression awareness of defecation and fall Side door opens defecation again, and faster speed is not necessarily.It must be supported with suddenly expanded motor power to faster.But No awareness of defecation expression draws or not can be carried out slightly prolonged control, then must greatly speed up the speed opened and fall side door.Existing tool It falls in side door hospital bed, since everybody, which all relies on identical patient, is able to cooperate precondition, properties of product are convergent, and everybody is It is striven in environment unexpectedly in product, switch gate becomes universal for businessman using cheap nut, the low-power electro push rod of screw structure Selection.Its enabling speed will also be limited to the conditions such as working method, friction, lubrication, power of motor, restrict it and be difficult to faster. And quickly opening the door is that the present invention is necessary.By the way, even problem is economic condition, good family does not mind that investment is a large amount of Fund just has purchased " enabling product slowly " when that can obtain patient's cooperation, finally must also face：Even if starting the disease that can cooperate Regain consciousness when people can also move towards mostly, when and muddle, it is straight cause it is muddled.Both it had disabled without being able to cooperate, patient once loses cooperation Ability, opening the door cannot use at a slow speed, and entire facility will be discarded.It just must have the mechanism for quickly opening and falling side door.

Summary of the invention

The technical problem to be solved by the present invention is to：Mechanism can be opened quickly and be fallen just when being connected to opening and falling side door signal Door.Its measure taken is：Power is done using tap water, a kind of special hydraulic gear is designed to, is quickly beaten to reach Open the purpose for falling side door.Its process is：Hydraulic water vat is obtained by the pneumatic linear actuator transformation listed, and diameter of piston rod is close in cylinder barrel Diameter, when rod end chamber is into small flow tap water, one big orifice electromagnetic water valve of the other adjunction of plunger shaft is drained, and the hydraulic water vat is total Connect three small latus rectum electromagnetic water valve and a big orifice electromagnetic water valve.Inlet and outlet water solenoid directional control valve is synchronous with heavy caliber electromagnetic water valve Water is discharged in short-term and is buffered using water storage filling is introduced into, arranges later using minor diameter drainpipe for movement, unexpected big flow Water.See the hydraulic schematic diagram of Fig. 3 mechanism：When exporting heavy caliber electromagnetic water valve into rod end chamber electromagnetic water valve and plunger shaft Simultaneously must be electric, hydraulic water vat is with regard to snapback piston rod.It can be achieved with piston rod snapback and be used for quickly opening and fall side door Place, and when piston rod is protruding in figure one into plunger shaft electromagnetic water valve, one goes out rod end chamber electromagnetic water valve simultaneously It is electric, piston rod can be realized, and great is stretched out at a slow speed, is met opposite great jacking and is required (to overcome human body weight and mechanical resistance Power.), with the tap water being easy to get very much under mute situation as hydraulic power, be not only able to satisfy power demand, but also should It is eliminated in conventional hydraulic design with place, must there is the hydraulic parts such as a whole set of motor, hydraulic pump, fuel tank, safety valve；Avoid order The insufferable greasy dirt of people, noise pollution；Reduce maintenance, operating cost.According to the particularity of application places：Low load is i.e. reachable To requirement, on the basis of carrying out original part corrosion-resistant, uses very simple and direct using tap water as the design of power, and takes measures, The small limitation of water source flow is overcome, the requirement of fast retractile piston rod has been reached, that is, meets quickly opening and falls wanting for side door It asks.A kind of invention of omitting elements (eliminating many hydraulic original part elements using hydraulic pump as representative) is obtained.

Beneficial effect：The requirement quickly opened and fall side door is met, becomes and helps the just critical mechanism of urine receiver automatically, help It effectively reduces urinate and defecate pollution and smooth low failure operation.It is subsidiary herein because of the mechanism Close relation that the present invention is serviced with it Its service object of brief introduction helps the beneficial effect that just urine receiver obtains automatically：Patient has obtained automatic fully controllable system pollution The prone position service of going to the toilet, and urinate and defecate and pollute seldom.Going to the toilet on bed has had unprecedented health, comfortable experience；Cooperate without patient, And on duty, safe and stable operation, total nursing cost are minimum in various modes without nursing staff；Paper urine is thoroughly got rid of Trousers, the labor intensity for substantially improving care environments, greatly reducing nursing, alleviate children's economy, mental burden, increase Shield suffers from harmony, releases family members' body and mind heavy burden；It effectively reduces bedsore or there is the patient of bedsore to obtain best Curing circumstance；Room Interior foul smell has obtained effective containment, substantially improves room air quality.Because what is be greatly reduced opens by sub-operation, and subtract It suffers from cold less and sick, cramp；Cleaning, proper processing mode maintain the dignity of patient, families of patients are made to obtain great width Console；Effectively contain that the elder abuse event under egregious cases occurs, extends patient's service life indirectly；It is humanistic, humane to close Therefore technology is preferably shown in bosom.Therefore as the just critical mechanism of urine receiver is helped automatically, just urine receiver is helped to automatic Successful popularization play a key effect.Itself also has：As limited by condition, due to the electricity consumption very little of electromagnetic water valve, also It can (battery can be used solar energy electricity or small power station, small wind-powered electricity generation etc. or even hand generator and fill with storage battery power supply Electricity), the settable high-level tank water of tap water, the appropriate cylinder diameter that increases can not reduced to hydraulic demand, realize mountain area, It is used under the conditions of grassland etc. is arduous, also without maintenance strength etc., so that complete machine high degree of automation, using door, spy is low, gives Automatically help just urine receiver powerful supporting dynamics is widely applied.And reach mute, safe, cheap, reliable and convenient valuable Performance.Replacement spare part is also cheap, maintenance is easy.

Detailed description of the invention

Fig. 1 is that hydraulic water vat formula switch falls side door, longitudinal movement, bedpan, folder structural scheme of mechanism

Fig. 2 is hydraulic water vat formula water vat structural scheme of mechanism

Fig. 3 mechanism hydraulic schematic diagram

Icon explanation：601. longitudinally running frame pulleys, 602. longitudinally running frame directive wheels, 603. clips open idler wheel, 604. fall side door, 701. fall side door and open the door water inlet, shutdown outlet pipe connects, 702. pipe plugs, 703. threeways, 704. electromagnetic water valves, 705. drainpipes connect, 706. water storages filling, 707. hydraulic bucket rods, 708. hydraulic bucket rod lumens connect, 709. hydraulic Water vat, 301. go out rod end chamber electromagnetic water valve, 303. running water powered sources, 304 into piston into plunger shaft electromagnetic water valve, 302 Rod cavity electromagnetic water valve, 3. hydraulic water vats, 305. plunger shafts outlet heavy caliber electromagnetic water valve, 306. water storage fillings and drain connection

Specific embodiment

Mechanism application tap water does power, is designed to a kind of special hydraulic gear, utilizes 707 chamber of piston rod and work Cavity surface product moment is filled in, to accomplish that piston rod fast retractile can be made even if the small flow of rod end chamber.Side door is fallen to reach quickly to open Purpose.Its process is：Hydraulic water vat 709 is obtained by the pneumatic linear actuator transformation listed, and 707 diameter of piston rod is close in cylinder barrel Diameter, hydraulic 709 plunger shaft bottom of water vat make large-diameter pipe screw thread, connect threeway 703, when rod end chamber is into small flow tap water It (is supplied water with improved small latus rectum gas solenoid directional control valve, it has anti-corrosion ability.), plunger shaft one big orifice electricity of other adjunction Magnetic water valve 704 drains, Inlet and outlet water solenoid directional control valve and heavy caliber electromagnetic water valve synchronization action, rod end chamber into small flow originally Big flow water is discharged in water, plunger shaft.Water is discharged in short-term and is buffered using water storage filling 706 is introduced into for unexpected big flow, later It is drained using minor diameter drainpipe 705.When opening the door in place, solenoid directional control valve and electromagnetic water valve power loss simultaneously, and stop Movement.It can be achieved with piston rod snapback and be used to quickly open to fall the place of side door 604, and when piston rod is protruding, is used One small diameter directional valve, drains rod end chamber, and plunger shaft water inlet can be realized great stretching at a slow speed, meet relatively large Strength jacking requires (to overcome human body weight and mechanical resistance.), see that the hydraulic schematic diagram of Fig. 3 mechanism (is explained：Because without special The water supply general symbol(s) of door, water supply symbol is that 303 symbol of hydraulic pump borrowed in hydraulic drive replaces in figure.) come Illustrate its action process：It is electric when being obtained simultaneously into rod end chamber electromagnetic water valve 304 and plunger shaft outlet heavy caliber electromagnetic water valve 305, Hydraulic water vat 3 is with regard to snapback piston rod.It can be achieved with piston rod snapback and be used to quickly open the place for falling side door, and When piston rod is protruding in Fig. 3 one into plunger shaft electromagnetic water valve 301, one goes out rod end chamber electromagnetic water valve 302 and simultaneously must Electricity, piston rod just stretch out at a slow speed by great.With the tap water being easy to get very much under mute situation as hydraulic power, can not only expire Sufficient power demand, and eliminated in conventional hydraulic design in this application place, must there are a whole set of motor, hydraulic pump, fuel tank, peace The hydraulic parts such as full valve；It avoids and makes us insufferable greasy dirt, noise pollution；Reduce maintenance, operating cost.According to applied field Particularity：Low load can reach requirement, on the basis of carrying out original part corrosion-resistant, uses and very simple and direct is with tap water The design of power, and take measures, the small limitation of water source flow is overcome, has reached the requirement of fast retractile piston rod, that is, has met Quick opening falls the requirement of side door, thus effectively control pollution.Although it is not traditional hydraulic oil to machine because of driving medium Structure is influenced, but low pressure (tap water hydraulic), low load operating condition here, differs pole with the operating condition of general hydraulic oil reply Greatly, therefore driving medium is water it is able to satisfy requirement.Even if the service life of sealing element can decrease, replacement Very cheap (inexpensive replacing entire part), and reached mute, safe, cheap, reliable and convenient valuable performance.

Claims (5)

1. a kind of hydraulic water vat quick acting mechanism for helping just urine receiver automatically, it is characterized in that：Hydraulic bucket rod diameter Close to internal diameter of cylinder, for rod end chamber into small flow tap water, one big orifice electromagnetic water valve draining of the other adjunction of plunger shaft is hydraulic The big two electromagnetic water valve synchronization actions of water vat Inlet and outlet water one small one can be achieved with piston rod snapback and be used for quickly opening and fall Great stretching at a slow speed can be realized with two small latus rectum electromagnetic water valves when piston rod is protruding, with very in the place of side door The tap water being easy to get, as hydraulic power, is not only able to satisfy power demand under mute situation, but also exempts in this application place Conventional design has a hydraulic parts such as a whole set of motor, hydraulic pump, fuel tank, safety valve；It avoids and makes us insufferable greasy dirt, makes an uproar Sound pollution；Reduce maintenance, operating cost.

2. hydraulic water vat quick acting mechanism according to claim 1, it is characterized in that：With cylinder renovation and utilization cylinder Material characteristic：Aluminium alloy has anti-corrosion function, since piston rod needs are separately matched, uses stainless steel material.

3. hydraulic water vat quick acting mechanism according to claim 1, it is characterized in that：It is former with cylinder renovation and utilization cylinder Originally it is solely subjected to the design of specified 6 kg/cm, tap water pressure is slightly smaller than it, therefore intensity requirement is able to satisfy completely, again Unlikely superfluous too many and generation design redundancy, is not so restructured with other type hydraulic cylinders, cylinder weight, volume necessarily rise and band It adversely affects, also wants otherwise address Anticorrosion.

4. hydraulic water vat quick acting mechanism according to claim 1, it is characterized in that：More existing electronic putter design , keep mechanism more compact-sized, simple.

5. hydraulic water vat quick acting mechanism according to claim 1, it is characterized in that：It has matched plunger shaft outlet Connection small water storage fills, and has buffered unexpected big displacement volume in short-term, so that water storage is without the use of major diameter drainage pipeline after filling, Again since its position is higher than water vat plunger shaft, plunger shaft will not be into air when ensure that draining, and not so air enters water vat, will make Water vat movement is creeped, and can not keep piston rod position for a long time.