Underground water in-situ rapid detection equipment

Abstract

The utility model discloses underground water in-situ rapid detection equipment which comprises a shell, a micro pump assembly, a detection assembly and a signal communication assembly, and the micro pump assembly, the detection assembly and the signal communication assembly are arranged in a hollow cavity formed by the shell; the shell comprises four sections, namely a first section of shell, a second section of shell, a third section of shell and a fourth section of shell; the micro pump assembly comprises a micro pump and a micro pump controller; the detection assembly comprises an electrode, a reaction tank, a motor and a stirring mechanism connected with the head of the motor, and the signal communication assembly comprises a signal communication board and a signal communication part arranged on the signal communication board. The underground water in-situ rapid detection equipment disclosed by the utility model is portable, simple and convenient to operate and rapid to disassemble, is convenient for technicians to rapidly test, and realizes an underground water in-situ detection method.

Description

Technical Field

[0001] The utility model relates to the field of environmental protection, in particular to groundwater in-situ rapid detection equipment. Background Art

[0002] Water is the source of life and one of the indispensable resources for human survival and development. Groundwater is an important component of water resources. It is closely related to atmospheric water resources and surface water resources and transforms into each other. Based on environmental protection and human life and health, it is very necessary to monitor groundwater. The existing groundwater adopts an ex situ detection method, that is, collecting water samples and testing water samples in different places. This method firstly causes a lot of time waste. Secondly, there may be some changes in the transportation of water samples from underground space to ground space, that is, it is impossible to reflect the actual situation of the current water quality in real time. It is inconvenient to operate, and the assembly and maintenance of related equipment are not convenient. Therefore, it is necessary to find corresponding solutions and methods. Utility Model Content

[0003] In view of this, it is necessary to overcome at least one of the above-mentioned defects in the prior art. The utility model provides a groundwater in-situ rapid detection device, comprising: a housing, a micro pump assembly, a detection assembly, and a signal communication assembly, wherein the micro pump assembly, the detection assembly, and the signal communication assembly are arranged in a hollow cavity formed by the housing;

[0004] The housing comprises four sections: a first housing section, a second housing section, a third housing section and a fourth housing section; the micro pump assembly comprises a micro pump and a micro pump controller; the detection assembly comprises an electrode, a reaction cell, a motor and a stirring mechanism connected to the motor head; the signal communication assembly comprises a signal communication board and a signal communication component arranged on the signal communication board;

[0005] The device comprises four sections: a first section, a second section, a third section and a fourth section:

[0006] The first section component includes the first section housing, the micro pump assembly and the signal communication assembly, the lower part of the first section housing is equipped with the connecting fixture, the signal communication board, the micro pump controller and the micro pump are fixed on the connecting fixture;

[0007] The second section component comprises a second section housing having a hollow structure with upper and lower through-holes, the upper portion of the second section housing is connected to the first section housing to form a connection structure having an inner cavity, the signal communication component and the micro pump component are located in the inner cavity of the second section housing, and the lower portion of the second section housing is provided with a water inlet component, and the water inlet component is connected to the micro pump through a pipeline;

[0008] The third section component comprises the third section housing with a hollow through hole and a detection assembly, the upper portion of the third section housing is connected to the lower end of the second section housing, the lower portion of the third section housing is connected to the upper portion of the fourth section housing, an electrode fixing seat is arranged in the third section housing, the electrode and the motor are arranged on the electrode fixing seat, the reaction pool is connected to the electrode fixing seat, the lower portion of the electrode and the stirring mechanism are inserted into the inner cavity of the reaction pool; the electrode fixing seat is provided with a water inlet hole, and the water inlet mounting hole of the reaction pool is connected to the micro pump through a pipeline;

[0009] The fourth section component comprises a fourth section shell with an upper opening and a closed lower end to form a hollow cavity. The upper portion of the fourth section shell is connected to the lower portion of the third section shell, and the reaction pool is placed in the hollow cavity of the fourth section shell.

[0010] According to the prior art described in the background technology of this patent, most of the current groundwater detection methods are ex situ. First, time is wasted; second, the change from underground space to ground space produces differences; the groundwater in situ rapid detection equipment disclosed by the utility model is portable, easy to operate, and quick to disassemble, which is convenient for technicians to quickly test and realize the method of groundwater in situ detection.

[0011] In addition, the groundwater in-situ rapid detection device disclosed in the utility model also has the following additional technical features:

[0012] Furthermore, the first section housing and the second section housing, the second section housing and the third section housing, and the third section housing and the fourth section housing are connected by threads, and O-ring grooves and O-rings are provided at the connection points.

[0013] Furthermore, the first section shell is a hollow structure with a closed upper end and an open lower end, and the upper end surface of the first section shell has a gland assembly hole for installing a gland; the signal communication component transmits signals to the outside world through a cable passing through the gland assembly hole.

[0014] Furthermore, the upper end surface of the first housing section has a connecting fixture mounting hole, the connecting fixture is installed on the first housing section through the connecting fixture mounting hole, and the signal communication board, the micro pump controller and the micro pump are fixedly connected to the connecting fixture.

[0015] Furthermore, the water inlet component comprises a water inlet mounting hole and a sealing O-ring groove, the water inlet mounting hole is provided with a water inlet O-ring groove, and the water inlet O-ring groove is provided with a water inlet O-ring.

[0016] Furthermore, the electrode fixing seat and the third section shell are connected via a fixing cap, the third section shell has an annular hollow structure with a protruding inner wall, the annular hollow structure has a fixing cap fixing hole, and the fixing cap is connected to the annular hollow structure via the fixing cap fixing hole; the electrode fixing seat is provided with a fixing cap locking hole, and the fixing cap is connected to the electrode fixing seat via the fixing cap locking hole.

[0017] Furthermore, a clamping block is provided above the electrode fixing seat, and the clamping block is connected to the electrode fixing seat through the clamping block installation hole and the clamping block fixing hole on the electrode fixing seat. The motor is located directly below the clamping block, and the motor is fixed by clamping the clamping block.

[0018] Furthermore, the electrode fixing seat has an electrode mounting hole for mounting the electrode, and the electrode is connected to the electrode fixing seat through the electrode mounting hole.

[0019] Furthermore, the electrode fixing seat is connected to the reaction cell via a quick plug-in structure.

[0020] Furthermore, the head of the stirring mechanism is formed by four edges of a quadrangular prism whose upper surface is spherical and which are cut by an arc surface in four directions symmetrically around the axis.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0023] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0024] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0025] Figure 3 This is a schematic diagram of the assembly structure of the first section of the utility model;

[0026] Figure 4 This is a schematic diagram of the first section of the shell structure of the utility model;

[0027] Figure 5 This is a schematic diagram of the second shell structure of the utility model;

[0028] Figure 6 for Figure 5 Schematic diagram of the structure without the separated components installed;

[0029] Figure 7 This is a schematic diagram of the assembly structure of the third section of the utility model;

[0030] Figure 8 This is a schematic diagram of the third shell structure of the utility model;

[0031] Fig. 9 This is a schematic diagram of the structure of the electrode fixing seat of the utility model;

[0032] Fig.10 This is a schematic diagram of the structure of the electrode fixing seat and the reaction pool of the utility model;

[0033] Fig.11 This is a top view of the electrode fixing seat of the utility model;

[0034] Fig.12 This is a schematic diagram of the structure of the compression block of the utility model;

[0035] Fig.13 This is a schematic diagram of the structure of the stirring mechanism of the utility model;

[0036] Fig.14 This is a schematic diagram of the fourth shell structure of the utility model;

[0037] Among them, 1 first section component, 1-1 first section shell, 1-1-1 gland assembly hole, 1-1-2 connection fixing part installation hole, 1-1-3 first connection thread, 1-2 cable, 1-3 gland, 1-4 signal communication board, 1-5 micro pump controller, 1-6 connection fixing part, 1-7 micro pump, 2 second section component, 2-1 second section shell, 2-2 water inlet component, 2-2-1 water inlet installation hole, 2-2-2 sealing O ring groove, 2-2-3 water inlet O ring groove, 2-3 first O ring groove, 2-4 second connection thread, 3 second Three parts, 3-1 the third section shell, 3-1-1 fixing cap fixing hole, 3-2 fixing cap, 3-3 electrode fixing seat, 3-3-1 clamping block mounting hole, 3-3-2 clamping block fixing hole, 3-3-3 electrode mounting hole, 3-3-4 reaction tank water inlet mounting hole, 3-3-5 exhaust hole, 3-3-6 fixing cap locking hole, 3-3-7 clamping block O-ring groove, 3-3-8 reaction tank O-ring groove, 3-4 clamping block, 3-5 electrode, 3-6 motor, 3-7 reaction tank, 3-8 stirring mechanism, 4 fourth parts, fourth section shell 4-1. DETAILED DESCRIPTION

[0038] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions; the embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be interpreted as limiting the present invention.

[0039] In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "top", "front", "back", "inside", "outside", "horizontal", "vertical", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0040] like Figure 1 and Figure 2 As shown, according to an embodiment of the utility model, the groundwater in-situ rapid detection device comprises: a housing, a micro pump assembly, a detection assembly, and a signal communication assembly, wherein the micro pump assembly, the detection assembly, and the signal communication assembly are arranged in a hollow cavity formed by the housing;

[0041] The shell includes four sections: a first shell 1-1, a second shell 2-1, a third shell 3-1 and a fourth shell 4-1; the micro pump assembly includes a micro pump 1-7 and a micro pump controller 1-5; the detection assembly includes an electrode 3-5, a reaction pool 3-7, a motor 3-6 and a stirring mechanism 3-8 connected to the head of the motor 3-6, and the signal communication assembly includes a signal communication board 1-4 and a signal communication component arranged on the signal communication board 1-4;

[0042] The device comprises four sections: a first section 1, a second section 2, a third section 3 and a fourth section 4:

[0043] like Figure 3 As shown, the first section component 1 includes the first section housing 1-1, the micro pump assembly and the signal communication assembly, the lower part of the first section housing 1-1 is installed with a connecting fixture 1-6, the signal communication board 1-4, the micro pump controller 1-5 and the micro pump 1-7 are fixed on the connecting fixture 1-6;

[0044] like Figure 5 and Figure 6 As shown, the second section component 2 includes the second section shell 2-1 having a hollow structure with upper and lower through-holes, the upper part of the second section shell 2-1 and the lower part of the first section shell 1-1 are connected to form a connection structure with an inner cavity, the signal communication component and the micro pump component are in the inner cavity of the second section shell 2-1, and the lower part of the second section shell 2-1 is provided with a water inlet component 2-2, and the water inlet component 2-2 is connected to the micro pump 1-7 through a pipeline; according to one embodiment of the utility model, the pipeline is a silicone hose.

[0045] like Figure 7-Figure 10 As shown, the third section component 3 includes the third section shell 3-1 with a hollow through hole and the detection component, the upper part of the third section shell 3-1 is connected to the lower end of the second section shell 2-1, the lower part of the third section shell 3-1 is connected to the upper part of the fourth section shell 4-1, the third section shell 3-1 is provided with an electrode fixing seat 3-3, the electrode 3-5 and the motor 3-6 are arranged on the electrode fixing seat 3-3, the reaction pool 3-6 is connected to the electrode fixing seat 3-3, the lower part of the electrode 3-5 and the stirring mechanism 3-8 are inserted into the inner cavity of the reaction pool 3-6; the electrode fixing seat 3-3 is provided with a reaction pool water inlet mounting hole 3-3-4, and the reaction pool water inlet mounting hole 3-3-4 is connected to the micro pump 1-7 through a pipeline; according to one embodiment of the utility model, the pipeline is a silicone hose.

[0046] like Fig.14 As shown, the fourth section component 4 includes the fourth section shell 4-1 with an upper opening and a closed lower end to form a hollow cavity. The upper part of the fourth section shell 4-1 is connected to the lower part of the third section shell 3-1, and the reaction pool 3-7 is placed in the hollow cavity of the fourth section shell 4-1.

[0047] The groundwater in-situ rapid detection device disclosed by the utility model is portable, easy to operate, and quick to disassemble, so that technicians can conduct rapid tests conveniently and realize the groundwater in-situ detection.

[0048] In addition, the groundwater in-situ rapid detection device disclosed in the utility model also has the following additional technical features:

[0049] According to some embodiments of the utility model, the first section shell 1-1 and the second section shell 2-1, the second section shell 2-1 and the third section shell 3-1, the third section shell 3-1 and the fourth section shell 4-1 are connected by threads for easy disassembly, and O-ring grooves and O-rings are provided at the connection to ensure the sealing of the utility model during underwater operation. Figure 4-Figure 6 As shown, the lower part of the first shell section 1-1 has a first connecting thread 1-1-3, the upper part of the second shell section 2-1 has a second connecting thread 2-4, and the second shell section 2-1 also has a first O-ring groove 2-3. The first shell section 1-1 and the second shell section 2-1 are connected by tightening the first connecting thread 1-1-3 and the second connecting thread 2-4, and an O-ring is placed in the first O-ring groove 2-3 to ensure sealing.

[0050] In addition, according to some embodiments of the present invention, the outer surfaces of the third section housing 3-1 and the fourth section housing 4-1 are knurled to prevent slipping. Figure 8 .

[0051] According to some embodiments of the present invention, the first section housing 1-1 is a hollow structure with a closed upper end and an open lower end, and the upper end surface of the first section housing 1-1 has a gland assembly hole 1-1-1 for installing a gland 1-3. Figure 4 The signal communication component transmits signals to the outside world through the cable 1-2 passing through the cable gland assembly hole 1-1-1.

[0052] According to some embodiments of the utility model, the upper end surface of the first section shell 1-1 has a connecting fixture mounting hole 1-1-2, the connecting fixture 1-6 is installed on the first section shell 1-1 through the connecting fixture mounting hole 1-1-2, and the signal communication board, the micro pump controller 1-5 and the micro pump 1-7 are fixedly connected to the connecting fixture 1-6.

[0053] According to some embodiments of the present invention, Figure 5 and Figure 6 As shown, the water inlet component 2-2 includes a water inlet mounting hole 2-2-1 and a sealing O-ring groove 2-2-2, the water inlet mounting hole 2-2-1 is provided with a water inlet O-ring groove 2-2-3, and the water inlet O-ring groove 2-2-3 is provided with a water inlet O-ring to ensure the sealing of the water inlet.

[0054] According to some embodiments of the present invention, Figure 7-Figure 9 As shown, the electrode fixing seat 3-3 and the third shell section 3-1 are connected via a fixing cap 3-2, the third shell section 3-1 has an annular hollow structure with a protruding inner wall, the annular hollow structure has a fixing cap fixing hole 3-1-1, the fixing cap 3-2 is connected to the annular hollow structure via the fixing cap fixing hole 3-1-1, the electrode fixing seat 3-3 is provided with a fixing cap locking hole 3-3-6, the fixing cap 3-2 is connected to the electrode fixing seat 3-3 via the fixing cap locking hole 3-3-6.

[0055] According to some embodiments of the present invention, Fig.10 As shown, a pressing block 3-4 is provided above the electrode fixing seat 3-3, and the pressing block 3-4 is connected to the electrode fixing seat 3-3 through the pressing block installation hole 3-3-1 and the pressing block fixing hole 3-3-2 on the electrode fixing seat 3-3. The pressing block 3-4 is provided with a circular hole corresponding to the pressing block fixing hole 3-3-2, as shown in FIG. Fig.12 , the clamping block 3-4 is fixedly connected to the electrode fixing seat 3-3 by tightening the screws. The electrode fixing seat 3-3 is also provided with a clamping block O-ring groove 3-3-7, and the clamping block O-ring groove 3-3-7 is provided with an O-ring. The motor 3-6 is located directly below the clamping block 3-4. Fig.10 , the O-ring is squeezed and deformed to fix the motor 3-6.

[0056] According to some embodiments of the present utility model, the electrode fixing seat 3-3 has an electrode mounting hole 3-3-3 for mounting the electrode 3-5, and the electrode 3-5 is connected to the electrode fixing seat 3-3 through the electrode mounting hole 3-3-3. The number of the electrodes 3-5 can be one or more, which is set according to the actual measurement situation, such as Fig.11 .

[0057] According to some embodiments of the present invention, the electrode fixing seat 3-3 is further provided with an exhaust hole 3-3-5, and when the liquid to be tested enters the reaction pool 3-7, the air pressure balance is maintained. Fig.11 .

[0058] According to some embodiments of the present invention, the electrode holder 3-3 is connected to the reaction cell 3-7 by a quick plug-in structure or a threaded connection. Fig.10 As shown, the electrode fixing seat 3-3 is provided with a reaction pool O-ring groove 3-3-8, and an O-ring is arranged in the reaction pool O-ring groove 3-3-8, and the O-ring is used to achieve interference fit with the inner wall of the reaction pool 3-7 to achieve quick plugging and unplugging.

[0059] According to some embodiments of the utility model, the head of the stirring mechanism 3-8 is formed by four edges of a quadrangular prism whose upper surface is spherical and whose arc surface is cut in four directions symmetrically around the axis. This structure can reduce the generation of bubbles during stirring and improve detection accuracy.

[0060] The assembly process of the utility model is as follows:

[0061] Assemble the first section of components: fix the cable gland on the first section of the housing, insert the cable, fix the connecting fixture on the first section of the housing, and fix the signal communication board, the micro pump controller, and the micro pump on the connecting fixture;

[0062] Assemble the second section components: place an O-ring, tighten the second section housing to the first section housing, and connect the water inlet component on the second section housing and the micro pump on the first section housing through a pipeline;

[0063] Assembling the third section component: fixing the electrode fixing seat to the fixing cap, fixing the fixing cap to the third section shell, fixing the reaction cell to the electrode fixing seat, and finally tightening the third section shell to the second section shell;

[0064] Assemble the fourth section component: tighten the fourth section component with the third section component.

[0065] Any reference to "one embodiment", "embodiment", "illustrative embodiment", etc. means that the specific components, structures or features described in conjunction with the embodiment are included in at least one embodiment of the present invention; the schematic expressions in various places in this specification do not necessarily refer to the same embodiment; and, when specific components, structures or features are described in conjunction with any embodiment, it is claimed that the implementation of such components, structures or features in conjunction with other embodiments is within the scope of those skilled in the art.

[0066] Although the specific implementation methods of the present invention have been described in detail with reference to a number of illustrative embodiments of the present invention, it must be understood that those skilled in the art can design a variety of other improvements and embodiments, which will fall within the spirit and scope of the principles of the present invention; specifically, within the scope of the foregoing disclosure, drawings and claims, reasonable modifications and improvements can be made in the arrangement of parts and / or subordinate combination layouts without departing from the spirit of the present invention; except for modifications and improvements in parts and / or layouts, the scope is defined by the attached claims and their equivalents.

Claims

1. A rapid groundwater in-situ detection device, characterized in that: It comprises: a housing, a micro pump assembly, a detection assembly, and a signal communication assembly, wherein the micro pump assembly, the detection assembly, and the signal communication assembly are arranged in a hollow cavity formed by the housing; The housing comprises four sections: a first housing section, a second housing section, a third housing section and a fourth housing section; the micro pump assembly comprises a micro pump and a micro pump controller; the detection assembly comprises an electrode, a reaction cell, a motor and a stirring mechanism connected to the motor head; the signal communication assembly comprises a signal communication board and a signal communication component arranged on the signal communication board; The device comprises four sections: a first section, a second section, a third section and a fourth section: The first section component includes the first section housing, the micro pump assembly and the signal communication assembly, a connecting fixture is installed at the lower part of the first section housing, and the signal communication board, the micro pump controller and the micro pump are fixed on the connecting fixture; The second section component comprises a second section housing having a hollow structure with upper and lower through-holes, the upper portion of the second section housing and the lower portion of the first section housing are connected to form a connection structure having an inner cavity, the signal communication component and the micro pump component are located in the inner cavity of the second section housing, and the lower portion of the second section housing is provided with a water inlet component, and the water inlet component is connected to the micro pump through a pipeline; The third section component comprises the third section shell with a hollow through hole and the detection assembly, the upper part of the third section shell is connected to the lower end of the second section shell, the lower part of the third section shell is connected to the upper part of the fourth section shell, an electrode fixing seat is arranged in the third section shell, the electrode and the motor are arranged on the electrode fixing seat, the reaction pool is connected to the electrode fixing seat, the lower part of the electrode and the stirring mechanism are inserted into the inner cavity of the reaction pool; the electrode fixing seat is provided with a water inlet hole, and the water inlet mounting hole of the reaction pool is connected to the micro pump through a pipeline; The fourth section component comprises the fourth section shell with an upper opening and a closed lower end to form a hollow cavity. The upper portion of the fourth section shell is connected to the lower portion of the third section shell, and the reaction pool is placed in the hollow cavity of the fourth section shell.

2. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The first section housing and the second section housing, the second section housing and the third section housing, and the third section housing and the fourth section housing are connected by threads, and O-ring grooves and O-rings are provided at the connection points.

3. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The first section shell is a hollow structure with a closed upper end and an open lower end. The upper end surface of the first section shell has a gland assembly hole for installing a gland. The signal communication component transmits signals to the outside world through a cable passing through the gland assembly hole.

4. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The upper end surface of the first housing section has a connecting fixture mounting hole, the connecting fixture is mounted on the first housing section through the connecting fixture mounting hole, and the signal communication board, the micro pump controller and the micro pump are fixedly connected to the connecting fixture.

5. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The water inlet component comprises a water inlet mounting hole and a sealing O-ring groove. The water inlet mounting hole is provided with a water inlet O-ring groove, and the water inlet O-ring groove is provided with a water inlet O-ring.

6. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The electrode fixing seat and the third section shell are connected via a fixing cap. The third section shell has an annular hollow structure with a protruding inner wall. The annular hollow structure has a fixing cap fixing hole. The fixing cap is connected to the annular hollow structure via the fixing cap fixing hole. The electrode fixing seat is provided with a fixing cap locking hole. The fixing cap is connected to the electrode fixing seat via the fixing cap locking hole.

7. The groundwater in-situ rapid detection device according to claim 1, characterized in that: A clamping block is provided above the electrode fixing seat, and the clamping block is connected to the electrode fixing seat through a clamping block installation hole and a clamping block fixing hole on the electrode fixing seat. The motor is located directly below the clamping block, and the motor is fixed by clamping the clamping block.

8. According to the groundwater in-situ rapid detection device of claim 1, the electrode fixing seat has an electrode mounting hole for mounting the electrode, and the electrode is connected to the electrode fixing seat through the electrode mounting hole.

9. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The electrode fixing seat is connected to the reaction pool through a quick plug-in structure.

10. The groundwater in-situ rapid detection device according to claim 1, characterized in that: The head of the stirring mechanism is formed by four edges of a quadrangular prism whose upper surface is spherical, which are cut by an arc surface in four directions symmetrically around the axis.

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