CN109044672A - A kind of hydraulic water vat fast retractile piston rod mechanism helping just urine receiver automatically - Google Patents

Abstract

A kind of hydraulic water vat fast retractile piston rod mechanism helping just urine receiver automatically, it, which is served, needs the patient to go to the toilet in bed with prone position: having 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, the signal driving structure, which is quickly opened, falls 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, 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 in this way when water vat cavity of resorption separately increases and connects a major diameter electromagnetic water valve, that is, may make hydraulic bucket rod snapback close to internal diameter of cylinder.Side door is fallen to realize quickly to open.It change cylinder be originally water vat, change air operated reversing valve be electromagnetic pneumatic control water valve.Multiple minor diameter electromagnetic water valve elements have further been omitted after substitution, that is, merging small discrete valve is reversal valve.

Description

A kind of hydraulic water vat fast retractile piston rod 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 of piston rod function and the mechanism of matched component composition.

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 is this that there is the design for falling side door, just it must have quickly Open the mechanism for falling side door.

Summary of the invention

The technical problem to be solved by the present invention is mechanism can be opened quickly and be fallen just when being connected to opening and falling side door signal Door.Its measure taken is: doing power using tap water, is designed to a kind of special hydraulic gear, quickly beats 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 provided into small flow tap water by improved small latus rectum " electromagnetism, gas pilot control reversing water valve ".), One big orifice electromagnetic water valve draining of the other adjunction of plunger shaft, Inlet and outlet water " electromagnetism, gas pilot control reversing water valve " and heavy caliber Electromagnetic water valve synchronization action, water is discharged in short-term and is buffered using water storage filling is introduced into for unexpected big flow, later using small The draining of diameter drainpipe.See the hydraulic schematic diagram of Fig. 3 mechanism: when big into rod end chamber electromagnetic water valve and plunger shaft outlet Bore electromagnetic water valve simultaneously must be electric, and hydraulic water vat is with regard to snapback piston rod.It can be achieved with piston rod snapback and be used for fast Speed, which is opened, falls the place of side door, 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.), with the tap water being easy to get very much under mute situation as hydraulic power, be not only able to satisfy power need It asks, and is eliminated in conventional hydraulic design in this application place, must there is the liquid such as a whole set of motor, hydraulic pump, fuel tank, safety valve Casting die；It avoids and makes us insufferable greasy dirt, noise pollution；Reduce maintenance, operating cost.According to the special of application places Property: low load can reach requirement, on the basis of carrying out original part corrosion-resistant, use very simple and direct setting using tap water as power Meter, and take measures, the small limitation of water source flow is overcome, the requirement of fast retractile piston rod has been reached, that is, is met quickly Open the requirement for falling side door.A kind of omitting elements (eliminating many hydraulic original part elements using hydraulic pump as representative) are obtained Invention.

The utility model has the advantages that meeting the requirement quickly opened and fall side door, becomes and help the just critical mechanism of urine receiver automatically, help It effectively reduces urinate and defecate pollution and smooth low failure operation.After substituting three discrete electromagnetic water valves with tap water reversal valve, from Scene, which is seen, not only reduces valve and electric wire, and pipeline is also much less, and scene is made to become more succinct, salubrious.For failure rate Also reduce it is very much, this be to the user without electromechanical Knowledge of Maintenance it is critically important, everybody wants that with " user-friendly camera ", this is also design certainly The target that person needs constantly to pursue.Therefore this replacement is worth.Because of the mechanism Close relation that is serviced with it of the present invention, This subsidiary brief introduction help that just urine receiver obtains automatically the utility model has the advantages that patient has obtained the prone position of automatic fully controllable system pollution such as Lavatory service, and urinate and defecate and pollute seldom.Going to the toilet on bed has had unprecedented health, comfortable experience；Without patient's cooperation and nothing Need nursing staff on duty, safe and stable operation, total nursing cost minimum in various modes；Paper diaper, significantly are thoroughly got rid of The labor intensity for improving care environments, greatly reducing nursing alleviates children's economy, mental burden, increase shield suffer from and It is humorous, release family members' body and mind heavy burden；It effectively reduces bedsore or there is the patient of bedsore to obtain best Curing circumstance；It is smelly in room It is so incensed that effective containment, substantially improves room air quality.Because what is be greatly reduced opens by sub-operation, and reduces and suffer from cold And sick, cramp；Cleaning, proper processing mode maintain the dignity of patient, comfort families of patients greatly；Effectively Contain that the elder abuse event under egregious cases occurs, extends patient's service life indirectly；Humanistic, humanistic care therefore skill Art is preferably shown.As helping the just critical mechanism of urine receiver automatically, to helping the success of just urine receiver to play pass automatically Key effect.It itself also includes as limited by condition, it, also can (battery can be used with storage battery power supply due to electricity consumption very little Solar energy electricity or small power station, small wind-powered electricity generation etc. or even hand generator charge), the settable high-order water of not no tap water Case supplies water, the appropriate cylinder diameter that increases can be reduced to hydraulic demand, and realization uses under the conditions of mountain area, grassland etc. are arduous, also without dimension Repair strength etc. so that complete machine high degree of automation, using door, spy is low, give automatically help just urine receiver be widely applied it is powerful Supporting dynamics.And mute, safe, cheap, reliable and convenient valuable performance is reached.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

Mechanism hydraulic schematic diagram before Fig. 3 is replaced

Mechanism hydraulic schematic diagram after Fig. 4 replacement

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 The compressed air source in addition connect after water vat, 710. transformations (preferentially selects automobile tire to supply in the present invention.Air pump symbol is borrowed herein Number represent) 301. go out rod end chamber electromagnetic water valve, 303. running water powered sources (because not having originally into plunger shaft electromagnetic water valve, 302 Hydrodynamic force source-representation symbol, herein borrow hydraulic pump symbology), 304 into rod end chamber electromagnetic water valve, 305. plunger shafts export Heavy caliber electromagnetic water valve, 306. " electromagnetism, gas pilot control reversing water valves " (valve is transformed and voluntarily names).

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 " electromagnetism, gas pilot control reversing water valve " 306, it has anti-corrosion ability.), plunger shaft is in addition One big orifice electromagnetic water valve 704 of adjunction drains, Inlet and outlet water " electromagnetism, gas pilot control reversing water valve " 306 and heavy caliber electromagnetism Water valve synchronizes energized action, and big flow water is discharged into small flow tap water, plunger shaft in rod end chamber.Unexpected big flow is arranged in short-term Water outlet is buffered using water storage filling 706 is introduced into, and is drained later using minor diameter drainpipe 705, at this moment piston rod Snapback.When opening the door in place, " electromagnetism, gas pilot control reversing water valve " 306 is also kept as electricity, 305 power loss of electromagnetic water valve, and Stop door opening action." electromagnetism, gas pilot control reversing water valve " 306 and all power loss of electromagnetic water valve 305 are needed at closing time, and are closed the door The hydraulic pressure for being always maintained at hydraulic 709 plunger shaft of water vat afterwards in place (adjusts the position of hydraulic water vat 709, makes door-closing in-place when installation The extreme position that exactly hydraulic 709 piston rod of water vat stretches out.).It can be achieved with piston rod snapback and be used to quickly open The place of side door 604 is fallen, and is made when piston rod is protruding with one small latus rectum " electromagnetism, gas pilot control reversing water valve " 306 Great stretching at a slow speed can be realized in rod end chamber draining, plunger shaft water inlet, meets opposite great jacking and requires (to overcome people Body weight and mechanical resistance.), see that Fig. 4 mechanism replaces the electromagnetism water in Fig. 3 with " electromagnetism, gas pilot control reversing water valve " 306 After valve 301,302,304 hydraulic principle Fig. 4 (explain: because without special water supply general symbol(s), water supply in figure Symbol is that 303 symbol of hydraulic pump borrowed in hydraulic drive replaces.).After replacement from the hydraulic schematic diagram of Fig. 4 i.e. can be seen that it is simple and direct It is more.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, thus effectively control pollution.Although it is not because driving medium is that traditional hydraulic oil influences mechanism, here low pressure (tap water hydraulic), low load operating condition differs greatly with the operating condition of general hydraulic oil reply, therefore even if driving medium is water Also it is able to satisfy requirement.Even if the service life of sealing element can decrease, replacement is also very cheap (even if replacing entire part Also inexpensive), and reached mute, safe, cheap, reliable and convenient valuable performance.

Claims (2)

1. a kind of hydraulic water vat fast retractile piston rod mechanism for helping just urine receiver automatically, it is characterized in that: hydraulic water vat piston Shank diameter is arranged close to internal diameter of cylinder, rod end chamber into small flow tap water, one big orifice electromagnetic water valve of the other adjunction of plunger shaft Water, hydraulic water vat Inlet and outlet water are to can be achieved with piston rod by " electromagnetism, gas pilot control reversing water valve ", solenoid valve synchronization action Snapback and be used to quickly open to fall the place of side door, when piston rod is protruding with said one small latus rectum " electromagnetism, gas Pilot control reversing water valve " can be realized at a slow speed great stretch out with the tap water being easy to get very much under mute situation as hydraulic Power is not only able to satisfy power demand, but also eliminate conventional design in this application place to have a whole set of motor, hydraulic pump, oil The hydraulic parts such as case, safety valve；With one " electromagnetism, gas pilot control reversing water valve " instead of three small latus rectum electromagnetic water valve；It keeps away Exempt to make us insufferable greasy dirt, noise pollution；Reduce maintenance, operating cost.

2. hydraulic water vat fast retractile piston rod mechanism according to claim 1, it is characterized in that: changing three small latus rectum electricity After magnetic water valve, mechanism is simpler and more direct, and failure is also less, provides solid guarantee for its stable operation.