CN212301009U - Water sample on-site freezing extraction instrument for sewage virus testing - Google Patents
Water sample on-site freezing extraction instrument for sewage virus testing Download PDFInfo
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- CN212301009U CN212301009U CN202021238679.5U CN202021238679U CN212301009U CN 212301009 U CN212301009 U CN 212301009U CN 202021238679 U CN202021238679 U CN 202021238679U CN 212301009 U CN212301009 U CN 212301009U
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Abstract
The utility model discloses a water sample on-site freezing extractor for sewage virus testing, which comprises a sampling box body, a sampling bottle, a sampling shunt assembly and a control module; a storage cavity for storing each sampling bottle at constant temperature is arranged in the sampling box body, a temperature control module for adjusting the temperature of the storage cavity is arranged in the sampling box body, and a sampling box body cover capable of opening and closing the storage cavity is hinged to the upper end of the sampling box body; the sampling shunt assembly comprises a sampling input mechanism arranged in a sampling box cover; the control module is electrically connected with the temperature control module and the sampling input assembly, and the control module is further connected with an external detection module, a data storage module, a power supply module, a display screen and a control button. The whole sampling device is arranged in a box type, the modularization and the intelligence are high, the sampling operation is accurate and fast, and the complex requirement of sewage sampling is met.
Description
Technical Field
The utility model relates to a sampling technical field, concretely relates to water sample on-spot refrigeration extraction appearance for sewage virus test.
Background
The sewage virus inspection refers to the detection of domestic sewage which is not biochemically treated in sewage treatment plants or crowd gathering points, surface rivers and lakes and the like according to relevant standards and requirements of national drug laboratories, the comprehensive analysis is carried out according to human body metabolic mechanisms, water inlet flow and service population quantity in combination with water quality parameters measured on site and in laboratories, the total drug consumption (discharge) quantity of a specific area is accurately measured, and then the drug quantity identified by unknown drugs taken by drug absorption personnel in the area or the use situation of prohibited drugs is calculated.
Sample collection plays crucial role in whole virus testing process, requires to use pollution-free plastics or stainless steel keg in the sampling process, and the volume of sample collection is no less than 400ml, and the sample of different sampling points must not direct contact, and can carry out different sampling volume settings of different periods of time, can carry out the freeze preservation after the sample collection. The sampling equipment in the prior art is difficult to meet the complex requirement of sewage sample collection, and has certain limitation in use.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims to provide a water sample field freezing extraction appearance for sewage virus test can carry out the sewage sampling fast accurately, improves sewage sampling efficiency.
The utility model adopts the technical proposal that: a water sample on-site freezing extractor for sewage virus testing comprises a sampling box body, a sampling bottle, a sampling shunt assembly and a control module; a storage cavity for storing each sampling bottle at constant temperature is arranged in the sampling box body, a temperature control module for adjusting the temperature of the storage cavity is arranged in the sampling box body, and a sampling box body cover capable of opening and closing the storage cavity is hinged to the upper end of the sampling box body; the sampling shunt assembly comprises a sampling input mechanism arranged in a sampling box cover, and a shunt plate for shunting sampling liquid collected by the sampling input mechanism into a sampling bottle is fixed on the inner surface of the sampling box cover; the control module is electrically connected with the temperature control module and the sampling input assembly, and the control module is further connected with an external detection module, a data storage module, a power supply module, a display screen and a control button.
In the technical scheme: the whole sampling device is arranged in a box type, so that the carrying quantity of the device in the sampling process is reduced, and the sampling can be carried out in different areas. The control module can control the sampling shunt assembly to perform different sampling modes, liquid collected by the sampling shunt assembly can be shunted to corresponding sampling bottles through the shunt plate, the sampling bottles used for storing sampling liquid are stored in a storage cavity capable of adjusting temperature, low-temperature pollution-free storage is realized to meet sampling storage conditions, the temperature control module used for adjusting the temperature of the storage cavity is connected with the control module to facilitate adjustment of the storage temperature of the sampling liquid, and required electric energy is supplied by the power module in the sampling process; the external detection module connected with the control module can be used for being connected with external detection equipment, the data storage module can store sampling data so as to be called, and the display screen and the control button connected with the control module can improve the intelligent degree of man-machine control interaction so as to adjust corresponding sampling parameters.
The water sample on-site freezing extractor for sewage virus testing provided by the technical scheme has high modularization and intelligent degree, is more accurate and rapid in sampling operation, and meets the complex requirement of sewage sampling.
Preferably, the peristaltic pump in the sampling box lid is located to sampling input mechanism, the input of peristaltic pump is connected with the sampling input interface of locating sampling box lid trailing flank, the output of peristaltic pump is connected with can be at horizontal plane circumferential direction's flow divider, the flow divider output is connected with the honeycomb duct, the honeycomb duct can use the flow divider to rotate as the centre of a circle.
Preferably, the upper surface of the diverter disc is provided with input runners distributed along the circumferential direction of the tail end of the flow guide pipe rotating around the diverter valve, and the lower surface of the diverter disc is provided with an output port communicated with one corresponding input runner.
Preferably, be equipped with the built-in flowmeter who is connected with control module on the pipeline between sampling input interface and the peristaltic pump, sampling input interface connection has detachable sampling pipe, sampling pipe end-to-end connection has the sampling head, the one end that sampling pipe and sampling input interface link to each other is equipped with fixed clamp.
Preferably, an electric heating module for heating the diverter tray is arranged in the sampling box cover, and the electric heating module is electrically connected with the control module.
Preferably, the external detection module comprises a switching value signal interface, a current signal interface and an RS232 interface which are arranged on the rear side surface of the sampling box body cover and connected with the control module, and detachable waterproof caps are inserted into the switching value signal interface and the current signal interface.
Preferably, the power module comprises an internal power supply arranged in the sampling box body, the internal power supply is connected with a power supply charging port, a reverse charging port and a power switch which are arranged on the rear side surface of the sampling box body, and the power module further comprises an independent power supply interface which is arranged on the outer side of the sampling box body and connected with the temperature control module.
Preferably, a temperature sensor is arranged in the storage cavity of the sampling box body, and the temperature sensor is connected with the control module.
Preferably, be equipped with flexible bracing piece between sampling box and the sampling box lid, flexible bracing piece one end is articulated with sampling box lid internal surface, and the other end corresponds the uncovered limit portion of storage chamber with the sampling box and articulates.
Preferably, the sampling box body side is equipped with the telescopic pull rod, but sampling bottom of the case portion is equipped with the universal castor of a plurality of auto-locks, sampling box body lid and sampling box body side are equipped with the handle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a perspective view 1 of a water sample on-site freezing extractor for sewage virus testing provided by the embodiment of the utility model.
Fig. 2 is a perspective view 2 of a water sample on-site freezing extractor for sewage virus testing provided by the embodiment of the utility model.
Fig. 3 is a flow distribution plate structure diagram of the water sample on-site freezing extractor for sewage virus testing provided by the embodiment of the utility model.
Reference numerals: the sampling box body 100, the storage cavity 110, the sampling box body cover 200, the diverter disc 300, the output port 320, the input flow channel 310, the diverter valve 400, the peristaltic pump 500, the conveying pipeline 600, the display screen 700, the control button 800, the sampling input interface 900, the switching value signal interface 1000, the flow guide pipe 1100, the current signal interface 1200, the RS232 interface 1300, the power switch 1400, the power charging port 1500, the handle 1600, the universal caster 1700, the telescopic supporting rod 1800 and the sampling bottle 1900.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. Therefore, the present invention is an improvement of the prior art, and substantially lies in the connection relationship between hardware. The present invention is described for better illustration of the function and method for better understanding of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1 and fig. 3, the water sample on-site freezing extractor for testing toxicity in sewage provided by this embodiment includes a sampling box 100, a sampling bottle 1900, a sampling shunt assembly and a control module; whole sampling equipment adopts the box formula to arrange, has arranged corresponding sampling part in the box for the integration degree of extraction appearance is higher, and the quantity of carrying of reducible sampling in-process equipment, so that sample in different regions.
In order to realize low-temperature pollution-free storage of the sampling liquid, in this embodiment, a storage cavity 110 for storing each sampling bottle 1900 at a constant temperature is arranged in the sampling box body 100, a temperature control module for adjusting the temperature of the storage cavity 110 is arranged in the sampling box body 100, the temperature control module in this embodiment selects a compressor refrigeration module to adjust the temperature, the compressor refrigeration module can control the temperature in the storage cavity 110 through the control module, so that the sampling liquid stored in the sampling bottle 1900 is stored at a low temperature without pollution, so as to meet the storage condition of the sampling liquid, and in order to monitor the storage temperature in the storage cavity 110 conveniently, a temperature sensor is arranged in the storage cavity 110 of the sampling box body, and the temperature sensor is connected with the control module. Real-time temperature monitoring can be achieved through the temperature sensor, and when the temperature rises or falls and exceeds a set temperature, the control module can automatically adjust the temperature, so that the purpose of constant-temperature storage is achieved.
In order to realize liquid sampling, the upper end of the sampling box body 100 is hinged with a sampling box body cover 200 which can open and close the storage cavity 110; the sampling shunt assembly comprises a sampling input mechanism arranged in a sampling box body cover 200, and a shunt plate 300 for shunting sampling liquid collected by the sampling input mechanism into a sampling bottle 1900 is fixed on the inner surface of the sampling box body cover 200; the control module is electrically connected with the sampling input assembly. The liquid collected by the sampling diversion assembly can be diverted to the corresponding sampling bottle 1900 through the diversion tray 300, and the sampling mode of the sampling diversion assembly is controlled by the control module during the sampling process.
In addition, in order to improve the intelligent and automatic degree of sampling, the control module in the sample sampling embodiment is further connected with an external detection module, a data storage module, a power module, a display screen 700 and a control button 800.
In this way, the required electric energy can be provided by the power module in the sampling process; the power module in this embodiment includes a built-in power supply disposed in the sampling box 100, the built-in power supply is connected to a power charging port 1500, a reverse charging port and a power switch 1400 disposed on the rear side surface of the sampling box 100, and the power module further includes an independent power supply interface disposed outside the sampling box 100 and connected to the temperature control module. The built-in power supply can be charged through the power supply charging port 1500, and the reverse charging port can be used for charging other external electric appliances such as small-power equipment such as mobile phones and flat panels, so that the functions of the equipment are enriched; the temperature control module needs to be connected with an external power supply through an independent power supply interface to ensure normal operation of equipment, and in practical application, a vehicle charging power line can be usually adopted to be connected with a vehicle-mounted power supply or a 220V-to-12V alternating current-to-branch converter is adopted to be connected with 220V alternating current power supply.
As shown in fig. 1 and 3, the data storage module connected to the control module is used to store data for later inspection or calling, and the storage module may be stored in a data hard disk or an SD card, and its specific model and specification are selected according to actual needs.
As shown in fig. 1 and fig. 3, the external detection module connected to the control module can be used to connect to an external detection device, the external detection module provided in this embodiment includes a switching value signal interface 1000, a current signal interface 1200, and an RS232 interface 1300, which are disposed on the rear side surface of the sampling box cover 200 and connected to the control module, and a detachable waterproof cap is inserted into the switching value signal interface 1000 and the current signal interface 1200. The switching value signal interface 1000 is a non-voltage dry contact signal, and can be externally connected with a control relay device in practical application. The current signal interface 1200 can be used for connecting a flowmeter, a liquid level transmitter and other devices with 4-20mA flow signal output to realize the measurement of parameters such as flow, liquid level and the like; the RS232 interface 1300 is a serial interface of RS-232C standard protocol, and can be used for receiving or sending serial data by an external terminal device.
As shown in fig. 1 and 3, a display screen 700 and control buttons 800 connected to the control module are used to control and adjust the corresponding sampling parameters and sampling modes. The control buttons 800 include an on/off key, a temperature increase/decrease key, and a set key. In this embodiment, the display screen 700 and the control buttons 800 can implement the following control functions: selecting a sampling mode: the method comprises the steps of timing and quantitative sampling, constant flow and quantitative sampling, flow rate proportional sampling, liquid level proportional sampling, instant quantitative sampling and the like; temperature regulation: the control button may also adjust the storage temperature within the storage chamber 110, in this embodiment the adjustable temperature range within the storage chamber 110 is: the temperature is between 20 ℃ and-20 ℃, and the adjustment precision is +/-2 ℃. And other needs to set the adjustment function.
As shown in fig. 1 and fig. 3, in practical applications, a control module may adopt a modularized control program structure to combine with a multi-CPU control circuit and a programmable controller, so as to ensure the control performance of the device and the comprehensive performance of the product.
As described above, the sampling input mechanism is used for conveying the sampling liquid to the sampling box 100, the sampling input mechanism in this embodiment includes the peristaltic pump 500 disposed in the sampling box cover 200, the input end of the peristaltic pump 500 is connected with the sampling input interface 900 disposed on the rear side surface of the sampling box cover 200, the conveying pipeline 600 between the sampling input interface 900 and the peristaltic pump 500 is provided with a built-in flowmeter connected with the control module, the sampling input interface 900 is connected with the detachable sampling tube, the end of the sampling tube is connected with the sampling head, and the one end of the sampling tube connected with the sampling input interface is provided with the fixing clamp. The output end of the peristaltic pump 500 is connected with a shunt valve 400 capable of rotating circumferentially on the horizontal plane, the output end of the shunt valve 400 is connected with a flow guide pipe 1100, and the flow guide pipe 1100 can rotate by taking the shunt valve 400 as the center of a circle. The upper surface of the diverting plate 300 for diverting is provided with input flow channels 310 distributed along the circumferential direction of the rotation of the end of the draft tube 1100 around the diverting valve 400, and the lower surface of the diverting plate 300 is provided with an output port 320 communicated with a corresponding one of the input flow channels 310. Thus, when the sampling device operates, the flow guide pipe 1100 connected with the output end of the flow divider 400 is used for guiding liquid to the corresponding input flow channel 310 of the flow divider 300, the output port 320 is arranged on the lower surface of the flow divider 300, the liquid can be conveyed to a corresponding sampling bottle 1900 for storage, the purpose of automatic sample sampling and automatic distribution is achieved, the liquid sampling flow can be detected through the built-in flow meter in the sampling process, and the sampling accuracy is improved.
Because the storage temperature in the storage chamber 110 is low, in order to prevent the diverter tray 300 from being blocked due to low-temperature icing, an electric heating module for heating the diverter tray 300 is arranged in the sampling box cover 200 in the embodiment, and the electric heating module is electrically connected with the control module. Thus, the electric heating module can keep the temperature of the parts such as the diverter disc 300 and the conveying pipeline 600 inside the diverter disc at the normal temperature level, and prevent the parts from freezing in the low-temperature environment
In practical operation, as shown in fig. 1 and 2, for convenience of operation, a telescopic supporting rod 1800 is provided between the sampling box 100 and the sampling box cover 200 in the present embodiment, and one end of the telescopic supporting rod 1800 is hinged to the inner surface of the sampling box cover 200, and the other end is hinged to the open side of the storage cavity 110 corresponding to the sampling box 100. The telescopic support bar 1800 may serve a labor saving role. The sampling box cover 200 can be opened and closed more quickly; in addition, the outer side of the sampling box body 100 is provided with a telescopic pull rod, the bottom of the sampling box body 100 is provided with a plurality of self-locking universal casters 1700, and the sides of the sampling box body cover 200 and the sampling box body 100 are provided with handles 1600. The arrangement of the pull rod, the handle 1600 and the universal caster 1700 facilitates the lifting and transferring of the whole device, which is convenient for the operator to use in different environments.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. A water sample on-site freezing extractor for sewage virus testing comprises a sampling box body (100), a sampling bottle (1900), a sampling shunt assembly and a control module; the method is characterized in that:
a storage cavity (110) for storing each sampling bottle (1900) at constant temperature is arranged in the sampling box body (100), a temperature control module for adjusting the temperature of the storage cavity (110) is arranged in the sampling box body (100), and a sampling box body cover (200) capable of opening and closing the storage cavity (110) is hinged to the upper end of the sampling box body (100);
the sampling shunting assembly comprises a sampling input mechanism arranged in a sampling box body cover (200), and a shunting disc (300) for shunting sampling liquid collected by the sampling input mechanism into a sampling bottle (1900) is fixed on the inner surface of the sampling box body cover (200);
the control module is electrically connected with the temperature control module and the sampling input assembly, and the control module is further connected with an external detection module, a data storage module, a power supply module, a display screen (700) and a control button (800).
2. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: the sampling input mechanism is including locating peristaltic pump (500) in sampling box lid (200), the input of peristaltic pump (500) is connected with sampling input interface (900) of locating sampling box lid (200) trailing flank, the output of peristaltic pump (500) is connected with can be at horizontal plane circumferential direction's flow divider (400), flow divider (400) output is connected with honeycomb duct (1100), honeycomb duct (1100) can use flow divider (400) to rotate as the centre of a circle.
3. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 2, characterized in that: the upper surface of the diverter disc (300) is provided with input runners (310) which are distributed along the circumferential direction of the tail end of the guide pipe (1100) rotating around the diverter valve, and the lower surface of the diverter disc (300) is provided with an output port (320) communicated with one corresponding input runner (310).
4. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 2, characterized in that: be equipped with the built-in flowmeter who is connected with control module on conveying line (600) between sampling input interface (900) and peristaltic pump (500), sampling input interface (900) is connected with detachable sampling pipe, sampling pipe end-to-end connection has the sampling head, the one end that sampling pipe and sampling input interface (900) link to each other is equipped with fixed clamp.
5. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: an electric heating module used for heating the diverter tray (300) is arranged in the sampling box body cover (200), and the electric heating module is electrically connected with the control module.
6. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: the external detection module comprises a switching value signal interface (1000), a current signal interface (1200) and an RS232 interface (1300) which are arranged on the rear side surface of the sampling box body cover (200) and connected with the control module, and a detachable waterproof cap is inserted into the switching value signal interface (1000) and the current signal interface (1200).
7. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: the power module comprises a built-in power supply arranged in the sampling box body (100), the built-in power supply is connected with a power supply charging port (1500), a reverse charging port and a power switch (1400) which are arranged on the rear side surface of the sampling box body (100), and the power module further comprises an independent power supply interface which is arranged on the outer side of the sampling box body (100) and connected with the temperature control module.
8. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: a storage cavity (110) of the sampling box body (100) is internally provided with a temperature sensor, and the temperature sensor is connected with a control module.
9. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: be equipped with flexible bracing piece (1800) between sampling box (100) and sampling box lid (200), flexible bracing piece (1800) one end is articulated with sampling box lid (200) internal surface, the other end corresponds storage chamber (110) uncovered limit portion with sampling box (100) and is articulated.
10. The on-site freezing and extracting instrument for the water sample for the sewage virus testing according to claim 1, which is characterized in that: the sampling box body (100) lateral surface is equipped with the telescopic pull rod, but sampling box body (100) bottom is equipped with a plurality of caster (1700) of auto-lock, sampling box body lid (200) and sampling box body (100) side are equipped with handle (1600).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021238679.5U CN212301009U (en) | 2020-06-30 | 2020-06-30 | Water sample on-site freezing extraction instrument for sewage virus testing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021238679.5U CN212301009U (en) | 2020-06-30 | 2020-06-30 | Water sample on-site freezing extraction instrument for sewage virus testing |
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| CN212301009U true CN212301009U (en) | 2021-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115655797A (en) * | 2022-09-21 | 2023-01-31 | 北京北排建设有限公司 | Multi-water-sample collecting water treatment equipment |
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- 2020-06-30 CN CN202021238679.5U patent/CN212301009U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115655797A (en) * | 2022-09-21 | 2023-01-31 | 北京北排建设有限公司 | Multi-water-sample collecting water treatment equipment |
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