CN109172913B - Constant temperature control gastric lavage machine - Google Patents

Abstract

The invention discloses a constant-temperature regulating and controlling gastric lavage machine, which comprises a shell, a sealed water storage tank, a sealed sewage draining tank, a driving unit, a control unit, a pipeline and a one-way valve, wherein the sealed water storage tank, the sealed sewage draining tank, the driving unit and the control unit are positioned in the shell; the invention can avoid discomfort caused by asynchronous pressure or suction on the stomach. And the synchronous compression amount is completely the same, namely the output amount and the recovery amount are synchronous and the same, so that the optimal matching relation of supply and recovery is achieved. Satisfy simultaneously and wash the stomach fast and wash the stomach demand slowly, no matter how much the water demand can both ensure the output constant temperature, reach the effect of sensitive accurate control by temperature change.

Description

Constant temperature control gastric lavage machine

The technical field is as follows:

the invention belongs to the technical field of gastric lavage machine improvement, and particularly relates to a constant-temperature control gastric lavage machine.

Background art:

the traditional gastric lavage machine generates pressure through extrusion equipment or a pump, completes the conversion of pumping or suction through the setting of flow, injects water into the stomach, pumps water and food residues out of the stomach, and repeatedly acts as above to achieve the effect of flushing harmful and toxic substances in the stomach cavity. The traditional gastric lavage mode has more defects, wherein the traditional gastric lavage machine measures and displays specific numerical values of water injection and suction pressure, cannot accurately adjust and measure the speed and dosage of water injection and liquid suction, causes that the pressure in the stomach cannot be monitored and adjusted, has the safety risks of vomit due to large pressure in the stomach, aspiration by mistake and bleeding due to stomach mucosa injury, and also has the hidden trouble of incomplete gastric lavage due to insufficient flushing amount of toxic materials in the stomach.

In addition, the medical gastric lavage equipment in the prior art has the defects of complex operation, difficult control of gastric lavage liquid amount, incapability of heating gastric lavage liquid, difficult control of heating temperature, more medical workers, high labor intensity, long gastric lavage time, delay of the best time for rescuing poisoned patients and inconvenience for diagnosis and treatment of the patients.

The invention content is as follows:

aiming at the problems that the existing gastric lavage machine is difficult to balance water injection and suction and the existing gastric lavage machine lacks a constant temperature function or has poor temperature control degree, the invention provides a controllable gastric lavage machine with a constant temperature function.

The technical scheme adopted by the invention for solving the technical problems is as follows: a constant temperature regulation gastric lavage machine comprises a shell, a sealed water storage tank, a sealed sewage draining tank, a driving unit, a control unit, a pipeline and a one-way valve, wherein the sealed water storage tank, the sealed sewage draining tank, the driving unit and the control unit are arranged in the shell; the shell is respectively provided with a clean water inlet joint, a warm water outlet joint, a sewage inlet joint and a sewage outlet joint, wherein the clean water inlet joint is connected to the upper part in the sealed water storage tank through a built-in water inlet pipe and a check valve I; the heating device comprises an internal heating pipe and a stomach tube, wherein the middle part of the internal heating pipe is connected with an electric heating pipe fitting, the internal pipe connected with the stomach tube is connected with an electric heating adjusting pipe fitting, the electric heating pipe fitting and the electric heating adjusting pipe fitting respectively comprise a heat insulation shell and a heat conduction core pipe, sealing joints are arranged at two ends of the heat conduction core pipe, a heating wire is wound on the outer side of the heat conduction core pipe, an in-pipe temperature sensor is installed in the heat insulation shell of the electric heating adjusting pipe fitting.

Simultaneously, be provided with the joint at each joint and compress tightly the subassembly, each joint compresses tightly the subassembly and includes fixing base and connecting pipe plug respectively, and the side of pipe plug is provided with the side draw-in groove along the axial, and fixing base one side installation shell fragment, shell fragment inboard are fixed with the fixture block, and the fixture block can get into the draw-in groove that corresponds under shell fragment pressure, and when pipeline suit behind the coupling outside, the shell fragment oppresses the fixture block, and the fixture block oppresses the pipeline wall and gets into the draw-in.

In addition, a gastric lavage sleeve assembly is connected with the warm water outlet joint and the sewage discharge inlet joint and comprises a gastric tube, a water inlet pipe, a sewage discharge pipe and a three-way joint, wherein a fixed middle shaft is vertically arranged on the outer side wall of the central position of the three-way joint, an elastic three-toothed plate is sleeved on the fixed middle shaft and can rotate around the fixed middle shaft, the three-toothed plate comprises three toothed plates, and each toothed plate corresponds to the three plug positions of the three-way joint; the lateral surface of three plug of three joint is provided with the outer draw-in groove of axial along the axial, is in simultaneously the medial surface of every pinion rack is provided with the ka tai, and each ka tai can the suit together with the outer draw-in groove of axial that corresponds, and when stomach tube, inlet tube and blow off pipe suit respectively behind each plug of three joint, each ka tai closes stomach tube, inlet tube and blow off pipe in the outer draw-in groove of axial that corresponds.

Further, a surface annular barb is arranged on each plug outer side wall of the three-way joint respectively.

Further, a shifting handle is arranged on the outer side wall of each toothed plate of the three toothed plates respectively.

The invention has the beneficial effects that: 1. the bottom of the sealed water storage tank and the bottom of the sealed sewage draining tank are connected into a whole, and the complete synchronization of warm water discharge and sewage recovery is realized by means of the movement of the piston in the communication pipe, so that discomfort caused by asynchronous stomach pressure or suction force can be avoided. And the synchronous compression amount is completely the same, namely the output amount and the recovery amount are synchronous and the same, so that the optimal matching relation of supply and recovery is achieved. By adopting the structure, only one set of electric push rod is needed to be used as the power of the driving unit, and no additional motor or pump is needed, so that the structure can be simplified and the cost can be reduced.

2. The invention adopts a two-stage regulation heating structure, and aims to simultaneously meet the requirements of quick gastric lavage and slow gastric lavage and ensure the constant temperature of an output end no matter how much water is needed. Can be to the preliminary waste heat of cold clear water and save in the buffer box that keeps warm through the electric heat pipe fitting to can realize more nimble regulation and control on the warm water output tube, only need to adjust the pipe fitting to electric heat and control the promotion temperature slightly just can satisfy quick gastrolavage demand. However, when the gastric lavage speed is increased or reduced, the temperature control capability of the prior art is weakened, and the effect of sensitive and accurate temperature control cannot be achieved.

3. According to the invention, the connector pressing component is arranged on the connector of the connecting part of the lavage tube, so that the aims of rapidness, better and gastric lavage tube installation can be realized, and the sealing property is very good.

4. The gastric lavage sleeve pipe assembly allows the diameters of the gastric tube, the water inlet pipe and the sewage discharge pipe to be slightly larger than the diameters of all plugs of the three-way joint by virtue of the pressing effect of the three-toothed plate, so as to be beneficial to quick assembly, disassembly and replacement. The single three-way joint can be used repeatedly and is easy to disinfect. Each plug of three way connection has set up surperficial annular barb, with stomach tube, inlet tube and blow off pipe suit respectively behind each plug upside of three way connection, can block solid through the three pinion rack and handle, can seal respectively stomach tube, inlet tube and blow off pipe and firmly fix on each plug of three way connection, improve the firm degree of anticreep and sealed degree to be fit for carrying out high-pressure operation to each pipe. Only need to accomplish pressfitting and dismantlement fast through simple operation of dialling to the three-tooth plate, easy operation is convenient, only need change in the use each pipe can, because each pipe cost is very low to make whole subassembly use cost step-down. And when preparing the gastric lavage sleeve, only need cut the pipe of appropriate amount of length can, can make the gastric lavage tube temporarily by doctor or nurse to and control stomach tube, inlet tube and blow off pipe arbitrary length, convenient to use.

Drawings

FIG. 1 is a schematic view showing the connection relationship of the internal pipes of the thermostatic gastric lavage machine of the present invention.

Fig. 2 is a schematic sectional view of the electro-thermal regulating pipe of fig. 1.

Fig. 3 is a schematic diagram of a middle part enlarged structure.

FIG. 4 is a schematic view of the gastric lavage sleeve assembly of FIG. 1 in use.

Fig. 5 is a schematic structural view of the bushing assembly tee joint of fig. 4.

Fig. 6 is a schematic view of the cross-sectional structure a-a in fig. 5.

Reference numbers in the figures: 1 is a clean water bucket, 2 is a sealed water storage tank, 3 is a sealed sewage draining tank, 4 is a heat-insulating buffer tank, 5 is a sewage draining bucket, 6 is a stomach tube component, 61 is a three-way joint pipe root, 62 is a surface annular barb, 63 is an axial outer clamping groove, 64 is a three-toothed plate, 65 is a clamping table, 66 is a fixed middle shaft, 67 is a shifting handle, 7 is a joint pressing component, 71 is a fixed seat, 72 is a pipe plug, 73 is a side clamping groove, 74 is an elastic sheet, 75 is a clamping block, 8 is a communicating pipe, 9 is an electric heating adjusting pipe, 91 is a heat-insulating shell, 92 is a heat-conducting core pipe, 93 is a sealing joint, 94 is an electric heating wire, 95 is a wire end, 96 is an in-pipe temperature sensor, 10 is an electric heating pipe, 11 is an inlet one-way valve, 12 is a purified water discharging one-way valve, 13 is a sewage inlet one-way valve, 14 is an outlet one-way valve, 15 is an external, 19 is a sewage discharge pipe, 20 is a stomach tube, 21 is an electric push rod, 22 is a push rod sealing box, 23 is a piston, 24 is a heat preservation layer, 25 is an in-box temperature sensor, 26 is a built-in water inlet pipe, and 27 is a built-in sewage discharge pipe.

Detailed Description

Example 1: as shown in the schematic diagram of a constant temperature control gastric lavage machine shown in figure 1, a sealed water storage tank 2, a heat preservation buffer tank 4 and a sealed sewage draining tank 3 are fixedly arranged in a shell in sequence. A clear water inlet joint, a warm water outlet joint, a sewage inlet joint, a sewage outlet joint and a power line plug are respectively arranged on the casing, and a control panel and a display screen are arranged on the casing.

One of the important characteristics of the gastric lavage machine is that the bottoms of the sealed water storage tank 2 and the sealed sewage draining tank 3 are connected into a whole through a communicating pipe 8, and a piston 23 is hermetically arranged on the inner side of the communicating pipe 8 in a sealing way. A push rod sealing box 22 is arranged in the communicating pipe 8, an electric push rod 21 is arranged in the push rod sealing box 22, and the tail end of the electric push rod 21 is connected with the piston 23. The complete synchronization of warm water discharge and sewage recovery is realized by means of the movement of the piston 23 in the communicating pipe 8, and the synchronous compression amount is completely the same, namely the output amount and the recovery amount are synchronous and the same, so that the optimal matching relationship of supply and extraction is achieved. With the structure, only one set of electric push rod 21 is needed as the power of the driving unit.

Inside the casing, the clear water entry joint is connected to through built-in inlet tube 26 and entry check valve 11 seal upper portion in the water storage box, and the one end of internal heating pipe 16 communicates in the bottom of sealing the water storage box, and the other end of internal heating pipe 16 communicates upper portion in heat preservation buffer box 4, and the built-in pipe of being connected with the stomach tube communicates in heat preservation buffer box 4 bottom through water purification discharge check valve 12, and the built-in pipe of being connected with the blow off pipe communicate in upper portion in the sealed blow off box 3 through sewage entry check valve 13, sealed blow off box 3 bottom through built-in blow off pipe 27 and export check valve 14 with the blowdown exit joint is connected. The outer side of the heat preservation buffer box 4 is provided with a heat preservation layer 24. In addition, the clear water barrel 1 is connected with a clear water inlet joint through an external clear water pipe 15, and a sewage discharge outlet joint is connected with the sewage discharge barrel 5 through an external sewage discharge pipe 17.

The second important characteristic of this scheme is that the middle part of the internal heating tube 16 is connected with an electric heating pipe fitting 10, and the internal tube connected with the stomach tube is connected with an electric heating adjusting pipe fitting 9, thus forming a double heating structure. As shown in fig. 2, the electric heating pipe 10 and the electric heating adjusting pipe 9 respectively include a heat insulation casing 91 and a heat conduction core pipe 92, wherein sealing joints 93 are disposed at two ends of the heat conduction core pipe 92, and an electric heating wire 94 and a wire end 95 are wound around the outer side of the heat conduction core pipe 92. Meanwhile, an in-pipe temperature sensor 96 is installed in the heat-insulating casing 91 of the electric heating adjusting pipe 9, and an in-box temperature sensor 25 is installed in the heat-insulating buffer box 4. The signal input end of the controller in the control system is respectively connected with the in-pipe temperature sensor 96 and the in-box temperature sensor 25, the temperature value in the heat preservation buffer box 4 is judged by the in-box temperature sensor 25, the controller starts or stops the power supply of the heating wire 94 in the electric heating pipe fitting 10 according to the temperature value, the temperature value in the electric heating adjusting pipe is judged by the in-pipe temperature sensor 96, and the controller starts or stops the power supply of the heating wire 94 in the electric heating adjusting pipe fitting 9 according to the temperature value. Therefore, the electric heating pipe fitting 10 provides continuous heating to improve the water temperature to a proper height, and the electric heating adjusting pipe fitting 9 is instant heating type, so that the water temperature in the constant-temperature cache box is further improved to reach a proper temperature value. Under the prerequisite of electric heat pipe fitting 10 sustained heating, electric heat is adjusted pipe fitting 9 and is only needed the fine setting just can satisfy a large amount of warm water output demands, but if only electric heat is adjusted pipe fitting 9, can't have accurate control by temperature change to a large amount of water when the quick gastrolavage of needs, can cause discomfort or damage to patient's stomach, if only electric heat pipe fitting 10, then can't guarantee the temperature cooling condition in the output pipeline, often need more heat and middle and later stage less heat in the initial stage, only probably cause output warm water to have the front and back difference in temperature problem by electric heat pipe fitting 10 and incasement temperature sensor 25.

The structure of the two-stage regulation and control heating that this embodiment adopted, its purpose is in order to satisfy fast gastric lavage and slow gastric lavage demand simultaneously, no matter how much the water demand can both ensure the output and keep the constant temperature. Can be to the preliminary waste heat of cold clear water and save in heat preservation buffer tank 4 through electric heat pipe fitting 10 to can realize more nimble regulation and control on the warm water output tube, only need adjust the pipe fitting 9 to the electric heat and control the promotion temperature slightly just can satisfy the demand of quick lavage.

Example 2: on the basis of embodiment 1, each connector is provided with a connector pressing assembly 7, so that the aims of rapidness, better and gastric lavage tube installation can be fulfilled, and the sealing performance is very good. As shown in fig. 3, each of the joint pressing assemblies 7 includes a fixing seat 71 and is connected to a pipe plug 72, a side slot 73 is axially formed in a side surface of the pipe plug 72, a resilient piece 74 is installed on one side of the fixing seat 71, a latch 75 is fixed on an inner side of the resilient piece 74, the latch 75 can enter the corresponding slot under the pressure action of the resilient piece 74, when the pipeline is sleeved on the outer side of the pipe joint, the resilient piece 74 presses the latch 75, and the latch 75 presses the wall of the pipeline to enter the slot.

Example 3: on the basis of embodiment 1, a gastric lavage tube assembly 6 capable of quick connection and convenient installation and disassembly is provided. As shown in figures 4-6, the gastric lavage sleeve assembly connected with the warm water outlet joint and the sewage inlet joint comprises a three-way joint pipe root 61 and a plug, and the gastric tube 20, the water inlet pipe 18 and the sewage discharge pipe 19 are respectively connected with the three plugs of the three-way joint. The invention aims to repeatedly use the three-way joint after disinfection treatment, the stomach tube 20, the water inlet tube 18 and the sewage discharge tube 19 are respectively silicone tubes, and the diameters of the silicone tubes are larger than the diameters of all plugs of the three-way joint, so that the three-way joint is convenient to mount and dismount. After the stomach tube 20, the water inlet pipe 18 and the sewage draining pipe 19 are respectively sleeved on each plug of the three-way joint, the sealed and firm connection relationship is realized by adopting a pressing connection mode of the three-toothed plate 64.

As shown in fig. 2, a fixed center shaft 66 is vertically disposed on an outer side wall of a central position of the three-way joint, an elastic three-tooth plate 64 is sleeved on the fixed center shaft 66, and the three-tooth plate 64 can rotate around the fixed center shaft 66. The three-toothed plate 64 includes three toothed plates, and each toothed plate corresponds to three plug positions of the three-way joint.

And axial outer clamping grooves 63 are axially arranged on the outer side surfaces of the three plugs of the three-way joint, and a clamping table 65 is arranged on the inner side surface of each toothed plate, as shown in fig. 3. Each clamping table 65 and the corresponding axial outer clamping groove 63 can be sleeved together, and when the stomach tube 20, the water inlet tube 18 and the sewage discharge pipe 19 are respectively sleeved behind each plug of the three-way joint, the stomach tube 20, the water inlet tube 18 and the sewage discharge pipe 19 are pressed in the corresponding axial outer clamping groove 63 by each clamping table 65. By means of the pressing effect of the three-tooth plate 64, the quick assembly, the disassembly and the replacement are facilitated, the single three-way joint can be repeatedly used, and the disinfection treatment is easily carried out.

With the three-way joint, the disposable gastric lavage tube 20 is very simple and easy to manufacture, only a silicone tube with a proper length needs to be cut, the cost of the silicone tube is very low, and the silicone tube can be stored in a large amount. The lavage tube 20 is made temporarily by a doctor or a nurse, and the arbitrary length of the gastric tube 20, the water inlet tube 18 and the sewage draining tube 19 is controlled, so that the use is convenient.

As shown in fig. 2, a surface annular barb 62 is provided on each plug outer side wall of the three-way joint, respectively. Utilize surperficial annular barb 62 can with stomach tube 20, inlet tube 18 and blow off pipe 19 suit respectively after three way connection's each plug upside, can block solid through three pinion rack 64 and handle, can seal respectively stomach tube 20, inlet tube 18 and blow off pipe 19 and firmly fix on three way connection's each plug, improve the firm degree of anticreep and sealed degree to be fit for carrying out high-pressure operation to each pipe.

Be provided with respectively on every pinion rack lateral wall of three pinion rack 64 and dial handle 67, through dialling handle 67 only need to rotate the operation through simple group to three pinion rack 64, just can accomplish pressfitting and dismantlement fast, easy operation is convenient, only need change in the use each pipe can, because each pipe cost is very low to make whole subassembly use cost step-down.

Claims (5)

1. The utility model provides a constant temperature regulation and control gastric lavage machine, includes casing and the sealed water storage box, the sealed blow off case, drive unit and the control unit that are located it to and pipeline and check valve, characterized by: the bottom parts of the sealed water storage tank and the sealed sewage draining tank are connected into a whole through a communicating pipe, a piston is hermetically arranged on the inner side of the communicating pipe in a sealing mode, a push rod sealing box is arranged in the communicating pipe, an electric push rod is arranged in the push rod sealing box, and the tail end of the electric push rod is connected with the piston; the shell is respectively provided with a clean water inlet joint, a warm water outlet joint, a sewage inlet joint and a sewage outlet joint, wherein the clean water inlet joint is connected to the upper part in the sealed water storage tank through a built-in water inlet pipe and a check valve I; the heating device comprises an internal heating pipe and a stomach tube, wherein the middle part of the internal heating pipe is connected with an electric heating pipe fitting, the internal pipe connected with the stomach tube is connected with an electric heating adjusting pipe fitting, the electric heating pipe fitting and the electric heating adjusting pipe fitting respectively comprise a heat insulation shell and a heat conduction core pipe, sealing joints are arranged at two ends of the heat conduction core pipe, a heating wire is wound on the outer side of the heat conduction core pipe, an in-pipe temperature sensor is installed in the heat insulation shell of the electric heating adjusting pipe fitting.

2. The thermostatically regulated gastric lavage machine of claim 1 further characterized by: each joint is provided with the joint and compresses tightly the subassembly, and each joint compresses tightly the subassembly and includes fixing base and connecting pipe plug respectively, and the side of pipe plug is provided with the side draw-in groove along the axial, fixing base side-mounting shell fragment, and the shell fragment inboard is fixed with the fixture block, and the fixture block can get into the draw-in groove that corresponds under the shell fragment pressure effect in, and when pipeline suit behind the pipe plug outside, the shell fragment oppresses the fixture block, and the fixture block oppresses the pipeline wall and gets into.

3. The thermostatically regulated gastric lavage machine of claim 1 further characterized by: the gastric lavage sleeve assembly is connected with the warm water outlet joint and the sewage discharge inlet joint and comprises a gastric tube, a water inlet pipe, a sewage discharge pipe and a three-way joint, wherein a fixed middle shaft is vertically arranged on the outer side wall of the central position of the three-way joint, an elastic three-toothed plate is sleeved on the fixed middle shaft and can rotate around the fixed middle shaft, the three-toothed plate comprises three toothed plates, and each toothed plate corresponds to the three plug positions of the three-way joint; the lateral surface of three plug of three joint is provided with the outer draw-in groove of axial along the axial, is in simultaneously the medial surface of every pinion rack is provided with the ka tai, and each ka tai can the suit together with the outer draw-in groove of axial that corresponds, and when stomach tube, inlet tube and blow off pipe suit respectively behind each plug of three joint, each ka tai closes stomach tube, inlet tube and blow off pipe in the outer draw-in groove of axial that corresponds.

4. The thermostatically regulated gastric lavage machine of claim 3 further characterized by: and a surface annular barb is arranged on the outer side wall of each plug of the three-way joint respectively.

5. The thermostatically regulated gastric lavage machine of claim 3 further characterized by: the outer side wall of each toothed plate of the three toothed plates is provided with a shifting handle respectively.

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