Pressing type sterile sampling system for active toxic wastewater

Abstract

The utility model relates to a pressing type sterile sampling system for active toxic wastewater. The pressing type sterile sampling system comprises a blow-off pipeline containing the active toxic wastewater, a pressing type sampling valve communicated with the blow-off pipeline, and a sampling bottle communicated with the pressing type sampling valve, wherein the pressing type sampling valve comprises a first interface connected with the blow-off pipeline, a second interface connected with the sampling bottle, a third interface connected with a steam conveying source in an on-off manner, and a pressing switch for controlling the on-off of the first interface and the second interface. The problems that an existing wastewater sampling system is complex in operation, high in maintenance cost, not thorough in disinfection and the like are solved, and the wastewater sampling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aseptic sampling technology in the biological field especially relates to a kind of press type aseptic sampling system for live virus wastewater. BACKGROUND

[0002] In biological production workshop, sampling work of live virus wastewater is a key operation link, requires high sanitary standard and aseptic operation.Current mainstream aseptic sampling method is to set aseptic sampling glove box in sampling point in workshop protective barrier. Operator enters glove box interior with aseptic sampling glove and carries out sampling operation, after sampling is completed, close sampling bottle entrance and carry out sterilization treatment to bottle mouth, while, glove box interior is equipped with air self purification system, can purify contaminated air in glove box at any time, finally, sample is removed from workshop protective barrier and is detected.This technology is high in early investment, large in occupied space, complex in operation, high in risk, high in later maintenance cost, is not convenient for maintenance management. UTILITY MODEL CONTENTS

[0003] In order to solve the live virus wastewater sampling inconvenience and other defects existing in prior art, the utility model provides a press type aseptic sampling system for live virus wastewater.

[0004] The utility model adopts the technical scheme of a kind of press type aseptic sampling system for live virus wastewater, it includes containing live virus wastewater drain pipeline, with the press type sampling valve being communicated with the drain pipeline, with the sampling bottle being communicated with the press type sampling valve;Wherein, the press type sampling valve includes the first interface being connected with the drain pipeline, the second interface being connected with the sampling bottle, the third interface being connected with the steam delivery source on-off, and the press switch that controls the first interface and the second interface on-off.

[0005] Further, the press type sampling valve further includes valve body, valve core, valve rod, button and elastic reset member, the first chamber that is communicated with the first interface, the second interface and the third interface respectively is equipped in the valve body, the first interface is gradually narrowed to the first chamber direction, the valve core is arranged in the first interface;The valve body further includes second chamber, the button is arranged on the outer side of the valve body, the valve rod is penetrated through the first chamber and second chamber, the both ends of the valve rod are connected with the button and valve core respectively, the stop ring is further arranged on the valve rod, the elastic reset member is arranged in the second chamber, and the stop ring and the side wall of second chamber are elastically connected by the elastic reset member.

[0006] Further, the second interface is connected with sampling connecting pipe, the first stop valve is arranged on the sampling connecting pipe, the sampling bottle includes sample inlet tube, and the sample inlet tube is connected with the first stop valve.

[0007] Further, the sampling bottle is further provided with an exhaust pipe, and the exhaust pipe is provided with a filter.

[0008] Further, the first stop valve is a diaphragm three-way valve, and the diaphragm three-way valve is communicated with the blowdown pipeline, and a second stop valve is arranged on a pipeline connected with the blowdown pipeline.

[0009] Further, the sampling pipe is provided with a control valve.

[0010] Compared with the prior art, the operator only needs to press the press-type sampling valve, and the inflow of the wastewater into the sampling bottle can be automatically completed, so that the cumbersome manual adjustment in the traditional valve operation is avoided, at the same time, the reset mechanism of the press switch can quickly restore the closed state of the valve after sampling, so as to prevent the wastewater from leaking, environmental pollution and misoperation, and the steam is introduced for disinfection after sampling, so that the live-activated wastewater sampling is very convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model will be described in detail below by combining with the embodiments and the drawings, wherein:

[0012] Figure 1 It is the structure schematic diagram of press-type aseptic sampling system in the utility model;

[0013] Figure 2 It is the three-dimensional structure schematic diagram of press-type sampling valve in the utility model;

[0014] Figure 3 It is the cross section body structure schematic diagram of press-type sampling valve in the utility model.

[0015] 1, blowdown pipeline, 2, press-type sampling valve, 3, sampling bottle, 4, first interface, 5, second interface, 6, third interface, 7, valve body, 8, valve core, 9, valve rod, 10, button, 11, elastic reset piece, 12, first chamber, 13, second chamber, 14, baffle ring, 15, sampling connection pipe, 16, first stop valve, 17, sampling pipe, 18, exhaust pipe, 19, filter, 20, second stop valve, 21, control valve. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the utility model more clear, the following will be further detailed in combination with the drawings to the utility model embodiment. The examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar parts or parts with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be explained as the limitation of the utility model.

[0017] The utility model discloses a kind of press type sterile sampling systems for live virus wastewater, to solve the problems of existing wastewater sampling system, such as operation is complicated, maintenance cost is high, disinfection is not complete, improve the efficiency, safety and hygienic property of wastewater sampling.The system is through simplifying operation process, improving disinfection means, and optimizing system structure design, realizes the sterile, fast, convenient of wastewater sampling process.

[0018] As Figure 1 、 2 Indicated, press type sterile sampling system in the utility model includes sewage pipeline 1, sampling bottle 3 and press type sampling valve 2, sewage pipeline 1 contains live virus wastewater, press type sampling valve 2 is equipped on sewage pipeline 1, press type sampling valve 2 includes first interface 4, second interface 5 and third interface 6, press type sampling valve 2 is connected with sewage pipeline 1 by first interface 4, is connected with sampling bottle 3 by second interface 5, is connected with the on-off connection of steam delivery source by third interface 6, water sample in sewage pipeline 1 is intercepted by press type sampling valve 2, can be disinfected and sterilized by passing in steam after interception.This system uses the design of press type sampling valve 2, so that sampling process is extremely simple.Operating personnel only need to press button 10, can automatically complete the inflow sampling bottle 3 process of wastewater, avoid the tedious manual adjustment in the operation of traditional valve.At the same time, the reset mechanism of press switch can quickly restore valve closing state after sampling ends, prevent wastewater leakage and environmental pollution.

[0019] Combining with the Figure 2 、 3 Indicated, press type sampling valve 2 in the utility model further includes valve body 7, valve core 8, valve rod 9, button 10 and elastic reset piece 11, the valve body 7 of press type sampling valve 2 is the basis of overall structure, multiple chambers are equipped in the inside, and the interface of sewage pipeline 1, sampling bottle 3 and steam delivery source is connected respectively, the first chamber 12 in valve body 7 is equipped with and is communicated with first interface 4, second interface 5 and third interface 6 respectively, the valve core 8 and valve rod 9 system of press type sampling valve 2 are the core of entire control mechanism, in the direction of first interface 4 to first chamber 12 of valve body 7, gradually narrowing design is adopted, valve core 8 is located in first interface 4 of valve body 7, valve core 8 controls the on-off between first interface 4 and second interface 5 through linkage with valve rod 9, valve rod 9 penetrates first chamber 12 and second chamber 13 of valve body 7, and connects valve core 8 with external button 10, through the movement of valve rod 9, the position of valve core 8 changes, to control the on-off of first interface 4 and second interface 5, operating personnel only need to press button 10, valve rod 9 can start movement and drive valve core 8 to open first interface 4, the water of first interface 4 is convenient to enter second interface 5, to intercept the water in sewage pipeline 1, change the switch state of fluid passage.

[0020] To ensure the automatic reset function of the valve, the press type sampling valve 2 is further provided with an elastic reset member 11, the elastic reset member 11 is a spring, the elastic reset member 11 is located in the second chamber 13, the valve rod 9 is provided with a blocking ring 14, the blocking ring 14 is elastically connected with the side wall of the second chamber 13 through the elastic reset member 11, the blocking ring 14 is used for limiting the movement range of the valve rod 9, ensuring that the valve core 8 can be accurately positioned after the press switch, preventing the valve rod 9 from moving excessively to cause fluid passage leakage or the valve core 8 to fail, and the linkage mechanism of the blocking ring 14 and the elastic reset member 11 makes the operation of the whole valve more stable, and the on-off of the fluid is more accurate.

[0021] The press type sampling valve 2 in the utility model not only is simple and easy to operate, but also ensures that the operator can intuitively control the flow of wastewater, realizes convenient and efficient sampling, and the rebound function of the button 10 also enables the valve to automatically reset after each pressing, thereby avoiding the risk of continuous flow or misoperation of the wastewater.

[0022] Further, the sampling connection pipe 15 is connected to the second interface 5, the first stop valve 16 is arranged on the sampling connection pipe 15, the sampling bottle 3 comprises a sampling pipe 17, and the sampling pipe 17 is connected with the first stop valve 16, and the on-off of the sampling connection pipe 15 is controlled through the first stop valve 16. The exhaust pipe 18 is further arranged on the sampling bottle 3, and the exhaust pipe 18 is provided with the filter 19, which is mainly used for exhausting the air or gas in the bottle during the flow of wastewater into the sampling bottle 3, preventing the high or low air pressure from affecting the stability of the liquid in the wastewater sampling bottle 3, and the filter 19 is installed on the exhaust pipe 18, which can effectively block harmful substances such as gas impurities and microorganisms, thereby ensuring the sterility and accuracy of the wastewater sample in the sampling bottle 3.

[0023] Further, the first stop valve 16 is a diaphragm three-way valve, and the diaphragm three-way valve is communicated with the blowdown pipeline 1, and the pipeline connected with the blowdown pipeline 1 is provided with the second stop valve 20, and the sampling and disinfection work are carried out by opening the second stop valve 20 and the diaphragm three-way valve to freely switch the pipeline.

[0024] The control valve 21 is further arranged on the sampling pipe 17, and the valve is used for further controlling the flow of wastewater into the sampling bottle 3, the control valve 21 can accurately control the flow speed of the wastewater according to the needs, and the overflow of the sampling bottle 3 or the overload of the system caused by the excessive flow is avoided. The setting of the control valve 21 increases the flexibility and accuracy of the sampling system, and the operator can quickly adjust the flow according to the actual situation, so that the wastewater sampling in the sampling process is accurate and efficient.

[0025] The operation process of the utility model is: when sampling in the system, first, prepare the special sampling bottle 3 and sterilize through the high pressure cabinet, ensure that each sealing ring is installed well, reliably fixed, and install the filter 19 at the outlet of the sampling bottle 3, and open the pressurized sampling valve 2 by pressing the button 10, the water sample in the blow-off pipeline 1 enters into the pipeline of the diaphragm tee valve, connect the sampling tube 17 (hose) of the sampling bottle 3 to the skin tube joint of the bypass diaphragm tee valve, ensure that the connection is good, then open the control valve 21 of the diaphragm tee valve, at this time, the water sample to be tested will slowly flow into the sampling bottle 3, after obtaining the appropriate water sample, release the button 10 to close the sampling valve and the control valve 21. Then open the pipeline of the steam delivery source and the third interface 6, and then open the second stop valve 20, so that the pure steam flows through the sampling valve, the diaphragm tee valve and the pipeline, and then continuously sterilizes through the blow-off pipeline 1, after sterilizing for 30 minutes, open the quick mounting clamp before and after the diaphragm tee valve, take away the diaphragm tee valve together with the sampling bottle 3, and the sterile sampling is completed.

[0026] Compared with the traditional sampling device, the system of the utility model has higher flexibility and applicability, the system is not only suitable for various scale production facilities, but also can be seamlessly integrated with the existing blow-off pipeline 1 and wastewater treatment facilities, and daily operation and maintenance are facilitated. Since the design of the pressurized sampling valve 2 is relatively simple, it can be widely applied to the biological pharmaceutical, chemical and other industries, especially in the fields with strict sanitary requirements for wastewater sampling, whether it is large-scale production or laboratory level sampling, the system can efficiently and safely complete the sampling task. The pressurized sterile sampling system optimizes the wastewater sampling process, and ensures the stability and sterility of the equipment through precise design.

[0027] In the description of the specification, if the terms "embodiment one", "the embodiment", "in an embodiment" and the like are described, it means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the utility model or at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example; moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in an appropriate manner.

[0028] In the description of the specification, the terms "connection", "installation", "fixation", "setting", "have" and the like are understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0029] In the description of the present specification, the relational terms such as "first" and "second" and the like are used only to distinguish one entity or operation from another entity or operation without necessarily requiring or implying there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variations thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, an element defined by the statement "comprising a" does not exclude the existence of additional identical elements in the process, method, article, or apparatus including the stated element.

[0030] The above description of the embodiments is to facilitate the understanding and application of the present technology for those skilled in the art, and those skilled in the art can easily make various modifications to these examples and apply the general principles described herein to other embodiments without creative labor. Therefore, the present case is not limited to the above embodiments, and the following modifications should be within the scope of protection: ① new technical solutions based on the technical solutions of the present utility model and combined with existing common knowledge, the technical effects produced by the new technical solutions do not exceed the technical effects of the present utility model; ② equivalent replacement of part of the features of the technical solutions of the present utility model using known technology, the technical effects produced are the same as the technical effects of the present utility model; ③ expandable based on the technical solutions of the present utility model, the essential content of the expanded technical solutions does not exceed the technical solutions of the present utility model; ④ equivalent transformation using the contents of the present utility model specification and drawings, direct or indirect application in other related technical fields.

Claims

1. A pressurized sterile sampling system for live virus wastewater, characterized in that, The sewage pipeline comprises a sewage pipeline containing live virus wastewater, a pressurized sampling valve connected with the sewage pipeline, and a sampling bottle connected with the pressurized sampling valve. The pressurized sampling valve comprises a first interface connected with the sewage pipeline, a second interface connected with the sampling bottle, a third interface connected with a steam delivery source, and a press switch for controlling the opening and closing of the first and second interfaces.

2. The pressurized aseptic sampling system of claim 1, wherein, The pressurized sampling valve further comprises a valve body, a valve core, a valve rod, a button, and an elastic reset member.

3. The pressurized aseptic sampling system of claim 1, wherein, The valve body is provided with a first chamber connected with the first, second, and third interfaces.

4. The pressurized aseptic sampling system of claim 3, wherein, The first interface gradually narrows towards the first chamber.

5. The pressurized aseptic sampling system of claim 3, wherein, The valve core is arranged in the first interface.

6. The pressurized aseptic sampling system of claim 3, wherein, The valve body further comprises a second chamber. The button is arranged outside the valve body. The valve rod penetrates the first and second chambers. The two ends of the valve rod are connected with the button and the valve core, respectively. The valve rod is further provided with a stop ring. The elastic reset member is arranged in the second chamber. The stop ring and the side wall of the second chamber are elastically connected through the elastic reset member. The second interface is connected with a sampling connector. The sampling connector is provided with a first stop valve. The sampling bottle comprises a sampling tube connected with the first stop valve. The sampling bottle is further provided with an exhaust pipe. The exhaust pipe is provided with a filter. The first stop valve is a diaphragm three-way valve. The diaphragm three-way valve is connected with the sewage pipeline. The pipeline connected with the diaphragm three-way valve and the sewage pipeline is provided with a second stop valve. The sampling tube is provided with a control valve.

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