CN204564722U - The negative pressure suction device of waste liquid collecting bag - Google Patents
The negative pressure suction device of waste liquid collecting bag Download PDFInfo
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- CN204564722U CN204564722U CN201520129579.1U CN201520129579U CN204564722U CN 204564722 U CN204564722 U CN 204564722U CN 201520129579 U CN201520129579 U CN 201520129579U CN 204564722 U CN204564722 U CN 204564722U
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- waste liquid
- circuit
- magnetic valve
- vacuum suction
- collecting bag
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Abstract
The utility model discloses a kind of negative pressure suction device of waste liquid collecting bag, comprise waste liquid suction tube, threeway, vacuum suction pump, waste liquid discharging tube, water inlet pipe, magnetic valve, outlet pipe and the electric control circuit for the work that controls vacuum suction pump and magnetic valve.One end of waste liquid suction tube is communicated with the first interface of threeway, and the other end of this waste liquid suction tube is for being communicated with the junction block of waste liquid collecting bag; The entrance of vacuum suction pump and the second orifice of this threeway, this vacuum suction delivery side of pump is communicated with one end of waste liquid discharging tube; One end of water inlet pipe is communicated with the entrance of magnetic valve, and the other end of this water inlet pipe is for connecting water source from the beginning; The outlet of magnetic valve is communicated with one end of outlet pipe, the other end of outlet pipe and the 3rd orifice of threeway.The utility model structure is simple, easy to use, just the waste liquid in soft bag can be drawn out to special medical waste liquid blow-off line without the need to being cut by the soft bag of waste liquid collecting bag.
Description
Technical field
The utility model relates to a kind of negative pressure suction device of waste liquid collecting bag.
Background technology
In treatment clinical course, especially operating room, emergency ward etc. need to remove in the surgical procedure of patient blood, sputum, tissue or body fluid, need to use vacuum suction system absorb and preserve these medical waste liquids, thus stop the phenomenon of secondary pollution in hospital.Existing vacuum suction system mainly comprises waste collection cylinder, the soft bag be built in this waste collection cylinder, be tightly connected and cover at the top cover in waste collection nozzle portion and the support for fixing waste collection cylinder with this soft bag.After the waste liquid collected when soft bag reaches set volume, by medical personnel, soft bag is taken out in waste collection cylinder together with its top cover, soft bag cuts open by artificial blade, is transferred in special waste liquid collection vessel by the waste liquid in soft bag, and then focuses on waste liquid.
This mode not only troublesome poeration manually cutting open soft bag, adds the work load of medical personnel, as careless manipulation also can increase medical personnel by the risk of courses of infection.
Summary of the invention
Technical problem to be solved in the utility model is the negative pressure suction device providing a kind of waste liquid collecting bag, and its structure is simple, easy to use, just the waste liquid in soft bag can be drawn out to special medical waste liquid blow-off line without the need to being cut by the soft bag of waste liquid collecting bag.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A negative pressure suction device for waste liquid collecting bag, this waste liquid collecting bag comprises the soft bag collecting waste liquid and the top cover be tightly connected with this soft bag, and top cover is provided with the junction block be connected with soft bag; Its feature is, the negative pressure suction device of this waste liquid collecting bag comprises waste liquid suction tube, threeway, vacuum suction pump, waste liquid discharging tube, water inlet pipe, magnetic valve, outlet pipe and the electric control circuit for the work that controls vacuum suction pump and magnetic valve; One end of waste liquid suction tube is communicated with the first interface of threeway, and the other end of this waste liquid suction tube is for being communicated with the junction block of waste liquid collecting bag; The entrance of vacuum suction pump and the second orifice of this threeway, this vacuum suction delivery side of pump is communicated with one end of waste liquid discharging tube; One end of water inlet pipe is communicated with the entrance of magnetic valve, and the other end of this water inlet pipe is for connecting water source from the beginning; The outlet of magnetic valve is communicated with one end of outlet pipe, the other end of outlet pipe and the 3rd orifice of threeway.
Negative pressure suction device of the present utility model can by the waste liquid sucking-off in waste liquid collecting bag, and be drained into medical waste liquid blow-off line special in hospital by waste liquid discharging tube, thus alleviate the work load of medical personnel, and eliminate the hidden danger operating the cross-infection brought because manually cutting bag.Negative pressure suction device of the present utility model also can realize auto-flushing, thus can improve waste liquid attraction efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the negative pressure suction device of waste liquid collecting bag according to the utility model one embodiment.
Fig. 2 is the structural representation after being taken away by the panel of the cabinet of the negative pressure suction device in Fig. 1.
Fig. 3 is the theory diagram of the electric control circuit according to the utility model one embodiment.
Fig. 4 is the circuit diagram of the electric control circuit according to the utility model one embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1 and Fig. 2.Waste liquid suction tube 1, threeway 2, vacuum suction pump 3, waste liquid discharging tube 4, water inlet pipe 5, magnetic valve 6, outlet pipe 7, cabinet 8 and the electric control circuit for the work that controls vacuum suction pump and magnetic valve is comprised according to the negative pressure suction device of the waste liquid collecting bag of the utility model one embodiment.
One end of waste liquid suction tube 1 is communicated with the first interface of threeway 2, and the other end of waste liquid suction tube 1 is for being communicated with the junction block 93 of waste liquid collecting bag 9.Waste liquid collecting bag comprises top cover 91 and soft bag 92, and top cover 91 is arranged on the oral area of soft bag 92, and is tightly connected with soft bag 92.Junction block 93 is arranged on top cover 91, and is connected with soft bag 92.The entrance of vacuum suction pump 3 and the second orifice of threeway 2, the outlet of vacuum suction pump 3 is communicated with one end of waste liquid discharging tube 4, and the other end of waste liquid discharging tube 4 is connected to medical waste liquid blow-off line special in hospital.
One end of water inlet pipe 5 is communicated with the entrance of magnetic valve 6, and the other end of water inlet pipe 5 is for connecting water source from the beginning.This from the beginning water source can be such as tap, running water pipe etc.The outlet of magnetic valve 6 is communicated with one end of outlet pipe 7, the other end of outlet pipe 7 and the 3rd orifice of threeway 2.
As shown in Figure 3.Electric control circuit comprises electrical power on-off circuit 101, solenoid valves on-off circuit 102 and power-off delay circuit 103.Electrical power on-off circuit 101 is connected between the motor 31 of power supply 100 and vacuum suction pump 3, for control power supply 100 and vacuum suction pump motor 31 between circuit ON; Solenoid valves on-off circuit 102 is connected between the coil 61 of electrical power on-off circuit 101 and magnetic valve, for control electrical power on-off circuit 101 and magnetic valve coil 61 between circuit ON; Power-off delay circuit 103 is connected with electrical power on-off circuit 101 and solenoid valves on-off circuit 102 respectively, for from when solenoid valves on-off circuit 102 is closed, after predetermined time, control electrical power on-off circuit 101 disconnect, with the power supply of the coil 61 of the motor 31 of 100 pairs of vacuum suction pumps of cutting off the electricity supply and magnetic valve.
Please refer to Fig. 4.Electrical power on-off circuit 101 comprises pump startup button 30 and the first relay 111, and solenoid valves on-off circuit 102 comprises push button 60 and the second relay 121.Power-off delay circuit 103 is made up of the time relay 131.The solenoid of pump startup button 30, first relay 111 and the normally-closed contact of the time relay 131 are connected in series, the solenoid of push button 60 and the second relay 121 is connected in series, the normally opened contact of the second relay 121 is connected in parallel on the circuit branch two ends be made up of the solenoid of push button 60 and the second relay 121 after connecting with the coil 61 of magnetic valve, the solenoid of the time relay 131 and the coil 61 of magnetic valve are connected in parallel.Preferably, this electric control circuit also comprises leakage switch 104.
Cabinet 8 comprises casing 81 and panel 82.Above-mentioned threeway 2, vacuum suction pump 3 and magnetic valve 6 are all fixed on casing 81, and pump startup button 30 and push button 60 are all arranged on face 82.Preferably, vacuum suction pump 3 is membrane pump.
The other end of waste liquid suction tube 1, when work, is first inserted on the junction block 93 of waste liquid collecting bag 9 by the negative pressure suction device of waste liquid collecting bag of the present utility model, and is connected in the other end of water inlet pipe 5 and water source from the beginning.Then, press pump startup button 30, by vacuum suction pump 3 by the waste liquid sucking-off in the soft bag 92 of waste liquid collecting bag 9, and discharge through waste liquid discharging tube 4.The waste liquid that operating personnel estimate in soft bag 92 is emptying, press push button 60, running water flows to vacuum suction pump 3 through water inlet pipe 5, magnetic valve 6 and outlet pipe 7, the inner chamber of back flush vacuum suction pump 3 and waste liquid discharging tube 4, under the control of the time relay 131 after 5-10 second, vacuum suction pump 3 and magnetic valve 6 be dead electricity all automatically.
The description of the present embodiment combines specific embodiment, but it should be understood by one skilled in the art that the utility model is not limited to embodiment described here, and can carry out various modifications and variations and not deviate from spirit and scope of the present utility model.
Claims (4)
1. a negative pressure suction device for waste liquid collecting bag, this waste liquid collecting bag comprises the soft bag collecting waste liquid and the top cover be tightly connected with this soft bag, and described top cover is provided with the junction block be connected with described soft bag; It is characterized in that, the negative pressure suction device of this waste liquid collecting bag comprises waste liquid suction tube, threeway, vacuum suction pump, waste liquid discharging tube, water inlet pipe, magnetic valve, outlet pipe and the electric control circuit for the work that controls described vacuum suction pump and described magnetic valve;
One end of described waste liquid suction tube is communicated with the first interface of described threeway, and the other end of this waste liquid suction tube is for being communicated with the junction block of described waste liquid collecting bag; The entrance of described vacuum suction pump and the second orifice of this threeway, this vacuum suction delivery side of pump is communicated with one end of described waste liquid discharging tube;
One end of described water inlet pipe is communicated with the entrance of described magnetic valve, and the other end of this water inlet pipe is for connecting water source from the beginning; The outlet of magnetic valve is communicated with one end of described outlet pipe, the other end of outlet pipe and the 3rd orifice of described threeway.
2. the negative pressure suction device of waste liquid collecting bag as claimed in claim 1, it is characterized in that, described vacuum suction pump is membrane pump.
3. the negative pressure suction device of waste liquid collecting bag as claimed in claim 1, it is characterized in that, described electric control circuit comprises:
Electrical power on-off circuit, this electrical power on-off circuit is connected between the motor of power supply and described vacuum suction pump, for control described power supply and described vacuum suction pump motor between circuit ON;
Solenoid valves on-off circuit, this solenoid valves on-off circuit is connected between described electrical power on-off circuit and the coil of described magnetic valve, for controlling the circuit ON between described electrical power on-off circuit and the coil of magnetic valve;
Power-off delay circuit, this power-off delay circuit is connected with electrical power on-off circuit and solenoid valves on-off circuit respectively, for from when solenoid valves on-off circuit is closed, after predetermined time, control electrical power on-off circuit disconnect, with the power supply of cutting off the electricity supply to the motor of vacuum suction pump and the coil of magnetic valve.
4. the negative pressure suction device of the waste liquid collecting bag as described in claim 1 or 3, is characterized in that, the negative pressure suction device of this waste liquid collecting bag also comprises a cabinet, and described cabinet comprises casing and panel;
Described threeway, vacuum suction pump and magnetic valve are all fixed on described casing;
Described electric control circuit is provided with for starting the pump startup button of vacuum suction pump and the push button for opening magnetic valve, and described pump startup button and push button are all arranged on described panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520129579.1U CN204564722U (en) | 2015-03-06 | 2015-03-06 | The negative pressure suction device of waste liquid collecting bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520129579.1U CN204564722U (en) | 2015-03-06 | 2015-03-06 | The negative pressure suction device of waste liquid collecting bag |
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| Publication Number | Publication Date |
|---|---|
| CN204564722U true CN204564722U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520129579.1U Active CN204564722U (en) | 2015-03-06 | 2015-03-06 | The negative pressure suction device of waste liquid collecting bag |
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| CN (1) | CN204564722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689318A (en) * | 2016-01-18 | 2016-06-22 | 通用生物系统（安徽）有限公司 | Negative pressure drainage device for primer synthesis post-processing and manufacturing method thereof |
-
2015
- 2015-03-06 CN CN201520129579.1U patent/CN204564722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689318A (en) * | 2016-01-18 | 2016-06-22 | 通用生物系统（安徽）有限公司 | Negative pressure drainage device for primer synthesis post-processing and manufacturing method thereof |
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