CN218937887U - An environmental multi-point sampling device - Google Patents

Abstract

The utility model provides an environmental multi-point sampling device, which comprises a central plate, two side plates are arranged on both sides of the central plate, and a pumping cylinder is fixedly installed on the surface of the central plate and the side plate, and three sets of the pumping tubes On the same horizontal line, and the inside of the pumping tube is sealed and plugged with a piston rod. The piston rods pass through the side plate and the center plate respectively, and the distance from the center of the two outer pumping tubes is adjusted through the first multi-section expansion plate and the second multi-section expansion plate. The distance between the pumping tubes on the board can realize multi-point collection. Since the first multi-section expansion board and the second multi-section expansion board are connected by sliding friction, when the two expansion boards are expanded under the action of external force After that, there will be no retraction, and it is convenient to collect water at a fixed point. Compared with the existing technology, it is more convenient to carry out multi-point sampling, and the sampling process can be carried out synchronously. It is not necessary to change the sampling site manually, which improves the sampling efficiency and saves manpower and sampling. time.

Description

An environmental multi-point sampling device

technical field

The utility model relates to the field of environmental sampling, in particular to an environmental multi-point sampling device.

Background technique

Environmental sampling refers to the collection of test samples and sample collection techniques in environmental monitoring, sometimes including the practice of extracting samples from the parent body, such as air sampling, water sampling, soil sampling, solid waste sampling, etc. are included in the above meanings Among them, sampling is an indispensable step and link in environmental monitoring, and whether the sampling is correct is one of the keys to the reliability of environmental monitoring data;

The following purposes can be achieved through sampling: find the source of pollution, find the area or location of the source of pollution; determine the scope of pollution, know which places are polluted and not polluted; determine the degree of pollution.

In the prior art, the sampling of water quality is to save the sampled water for inspection through the water intake device. The water intake device includes water buckets, test tubes, etc., and no matter what kind of water intake device is used, only a single water intake point can be sampled. Data will increase the risk of error, and multi-point sampling will cost more manpower and time.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide an environmental multi-point sampling device to solve the problems raised in the above-mentioned background technology. The utility model has a novel structure. The telescopic plate adjusts the distance between the two outer pumping tubes, and then turns the threaded column of the pumping tube on the center plate, so that the three sets of pumping tubes can collect water synchronously under the joint action of the two-way multi-section telescopic plate, so as to realize multi-point simultaneous sampling There is no need to manually change the location, saving collection time.

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: an environmental multi-point sampling device, including a central plate, two side plates are arranged on both sides of the central plate, and the surface of the central plate and the side plates The pumping tubes are fixedly installed, the three sets of the pumping tubes are on the same horizontal line, and the inside of the pumping tubes is sealed and plugged with a piston rod, and the piston rods pass through the side plate and the center plate respectively, and the upper and lower sides of the back of the center plate Equipped with a winding mechanism to adjust the moving length of the side plate.

Further, the top of the center plate is fixed with a first multi-section telescopic plate, and the bottom of the center plate is fixed with a second multi-section telescopic plate, and the moving ends of the first multi-section telescopic plate and the second multi-section telescopic plate are facing oppositely, And the side panels are fixed on the corresponding movable ends of the first multi-section telescopic panel and the second multi-section telescopic panel.

Further, the sliding plates of the first multi-section expansion board and the second multi-section expansion board are connected by sliding friction.

Further, the winding mechanism includes a mounting base, the mounting bases are fixed on the backs of the first multi-section expansion board and the second multi-section expansion board, and a winding rod is installed in rotation inside the mounting base, and the winding rod A drawstring is wound inside, and the other end of the drawstring is fixed on the back of the corresponding side panel.

Further, a rotary knob is installed on the surface of the mounting seat corresponding to one end of the winding rod for rotation, and the rotating knob is fixedly connected with the winding rod.

Further, the outer end of the piston rod of the pumping cylinder on the center plate is fixed with a threaded column, and a threaded column is fixed on the surface of the center plate at a position corresponding to the threaded column, and the threaded coil is meshed with the threaded column.

Further, the outer end of the piston rod of the pumping cylinder of the side plate is fixed with a connecting rod, and the outer end of the threaded column is rotatably sleeved with a two-way multi-section expansion plate, and the extension ends of the two-way multi-section expansion plate are connected to two The rod is fixed.

Beneficial effects of the present utility model: an environmental multi-point sampling device of the present utility model comprises a central plate; a first multi-section expansion plate; a second multi-section expansion plate; Plate; Rewinding mechanism; Rewinding rod; Mounting base;

1. Under the action of the winding mechanism, the environmental multi-point sampling device turns the knobs of the two mounting seats at the same time, drives the winding rod to rotate the winding rope, and puts the first multi-section telescopic plate and the second multi-section The extended end of the telescopic plate can be retracted quickly, saving the storage time of the device.

2. Under the action of the bidirectional multi-section telescopic plate, the side plates on both sides of the center plate expand and adjust the positions of the first multi-section telescopic plate and the second multi-section telescopic plate, and the two-way multi-section telescopic The plates are elongated synchronously, so that the pumping tube on the side plate and the pumping tube on the center plate are kept in transmission connection. When the threaded column is rotated, the threaded column and the screw ring are engaged to drive the piston rod inside the pumping tube to move outward. At this time, the two-way multi- The two ends of the joint telescopic plate pull the connecting rod and the piston rod inside the side plate water pump to move outward, so as to realize the synchronous collection and pumping of the three water pumps.

3. This kind of environmental multi-point sampling device adjusts the distance between the two outer pumping cylinders and the pumping cylinder on the center plate through the first multi-section expansion plate and the second multi-section expansion plate, thereby realizing multi-point collection. The joint expansion plate and the sliding plates of the second multi-section expansion plate are connected by sliding friction, so when the two expansion plates are unfolded under the action of external force, they will not retract, which is convenient for collecting water at fixed points.

4. Compared with the prior art, this environmental multi-point sampling device is more convenient for multi-point sampling, and the sampling process can be carried out synchronously, without the need to manually change the sampling location, which improves the sampling efficiency and saves manpower and sampling time.

Description of drawings

Fig. 1 is a schematic diagram of the overall frontal structure of an environmental multi-point sampling device of the present invention;

Figure 2 is a schematic diagram of the overall back structure of an environmental multi-point sampling device of the present invention;

3 is a structural schematic diagram of a winding mechanism of an environmental multi-point sampling device of the present invention;

In the figure: 1. Center plate; 11. The first multi-section expansion plate; 12. The second multi-section expansion plate; 2. Pumping cylinder; 21. Threaded column; 22. Connecting rod; 23. Coil; 3. Side plate ; 4. Rewinding mechanism; 41. Rewinding rod; 42. Mounting base; 43. Turn button; 44. Drawstring;

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

Please refer to Figures 1 to 3, the utility model provides a technical solution: an environmental multi-point sampling device, including a central plate 1, two side plates 3 are arranged on both sides of the central plate 1, and the central plate 1 and The water pump 2 is fixedly installed on the surface of the side plate 3, and the three groups of the water pump 2 are on the same horizontal line, and the inside of the water pump 2 is sealed and plugged with a piston rod, and the piston rod passes through the side plate 3 and the center plate respectively. 1. The upper and lower sides of the back of the center plate 1 are provided with a winding mechanism 4 that adjusts the moving length of the side plate 3. When using the device, the center plate 1 is fixed on a vertical and horizontal plane, and the inlet end of the pumping tube 2 is inserted into the water to adjust The positions of the two side plates 3 make the three groups of water pumping cylinders 2 located at different collection points, and then the three groups of water pumping cylinders 2 simultaneously pump water to achieve the purpose of multi-point sampling.

In this embodiment, a first multi-section telescopic plate 11 is fixed on the top of the center plate 1, and a second multi-section telescopic plate 12 is fixed on the bottom of the center plate 1. The first multi-section telescopic plate 11 and the second multi-section telescopic plate The movable ends of the plates 12 face oppositely, and the side plates 3 are fixed on the movable ends of the corresponding first multi-section telescopic panels 11 and the second multi-section telescopic panels 12, and the first multi-section telescopic panels 11 and the second multi-section telescopic panels 12 The slides are connected by sliding friction, and the distance between the two outer pumping tubes 2 and the pumping tube 2 on the center plate 1 is adjusted through the first multi-section expansion plate 11 and the second multi-section expansion plate 12, so as to realize multi-point collection. , since the first multi-section expansion plate 11 and the second multi-section expansion plate 12 are connected by sliding friction, so when the two expansion plates are expanded under the action of external force, no retraction will occur, which is convenient for fixed-point water collection. .

In this embodiment, the winding mechanism 4 includes a mounting seat 42, and the mounting seat 42 is fixed on the back of the first multi-section telescopic plate 11 and the second multi-section telescopic plate 12, and the inside of the mounting seat 42 is rotatably installed with a winding Rod 41, the inside of the winding rod 41 is wound with a stay rope 44, the other end of the stay rope 44 is fixed on the back of the corresponding side plate 3, and the surface of the mounting seat 42 corresponding to one end of the winding rod 41 is installed with a rotating button 43, and the rotary knob 43 is fixedly connected with the winding rod 41. When the first multi-section telescopic plate 11 and the second multi-section telescopic plate 12 are unfolded, the two groups of winding rods 41 are unwound synchronously. Turn the knobs 43 of the two mounting bases 42 to drive the take-up rod 41 to rotate the take-up pull rope 44 to quickly retract the extended ends of the first multi-section telescopic plate 11 and the second multi-section telescopic plate 12, saving the storage time of the device .

In this embodiment, the outer end of the piston rod of the pumping tube 2 on the center plate 1 is fixed with a threaded column 21, and the position corresponding to the threaded column 21 on the surface of the center plate 1 is fixed with a coil 23, and the coil 23 and the threaded column 21 Mesh connection, the outer end of the piston rod of the pumping cylinder 2 of the side plate 3 is fixed with a connecting rod 22, and the outer end of the threaded column 21 is rotatably sleeved with a bidirectional multi-section telescopic plate 5, and the two ends of the bidirectional multi-section telescopic plate 5 extend The long end is fixed with two connecting rods 22, and the side plates 3 on both sides of the center plate 1 are stretched synchronously after the first multi-section telescopic plate 11 and the second multi-section telescopic plate 12 are unfolded to adjust their positions. Keep the pumping tube 2 on the side plate 3 in transmission connection with the pumping tube 2 on the center plate 1. When the threaded column 21 is rotated, the threaded column 21 and the coil 23 are engaged to drive the piston rod inside the pumping tube 2 to move outward. When the two-way multi-section telescopic plate 5 two ends pull the connecting rod 22 and the piston rod inside the side plate 3 water pump 2 to move to the outside, realize three water pump 2 synchronous collection and pumping.

When using the device, fix the center plate 1 on a vertical and horizontal plane, insert the inlet end of the pumping tube 2 into the water, and adjust the distance between the two outer pumping tubes 2 from the center plate 1 through the first multi-section expansion plate 11 and the second multi-section expansion plate 12 The distance between the upper pumping cylinder 2 is used to realize multi-point collection. When the threaded column 21 is rotated, the threaded column 21 engages with the coil 23 to drive the piston rod inside the pumping cylinder 2 to move outward. At this time, the two-way multi-section telescopic plate 5 Pull the connecting rod 22 and the piston rod inside the side plate 3 pumping tube 2 to move to the outside to realize the synchronous collection and pumping of the three pumping tubes 2 and realize the purpose of multi-point sampling. Turn the knob 43 to drive the winding rod 41 to rotate the winding pull cord 44 to quickly retract the extension ends of the first multi-section expansion board 11 and the second multi-section expansion board 12, saving the storage time of the device.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. a kind of environmental multi-point sampling device, comprises central plate (1), it is characterized in that: described central plate (1) both sides are provided with two side plates (3), and central plate (1) and side plate ( 3) The pumping tubes (2) are fixedly installed on the surface, and the three groups of the pumping tubes (2) are on the same horizontal line, and the inside of the pumping tubes (2) is sealed and plugged with piston rods, and the piston rods respectively pass through the side plate (3) and a center plate (1), the upper and lower sides of the back of the center plate (1) are provided with a winding mechanism (4) for adjusting the moving length of the side plate (3). 2. A kind of environmental multi-point sampling device according to claim 1, characterized in that: the top of the center plate (1) is fixed with a first multi-section telescopic plate (11), and the bottom of the center plate (1) is fixed with The second multi-section expansion plate (12), the movable ends of the first multi-section expansion plate (11) and the second multi-section expansion plate (12) are facing oppositely, and the side plates (3) are fixed on the corresponding first multi-section Expansion plate (11) and the movable end of the second multi-section expansion plate (12). 3. A kind of environmental multi-point sampling device according to claim 2, characterized in that: sliding friction between each section of the first multi-section telescopic plate (11) and the second multi-section telescopic plate (12) connect. 4. An environmental multi-point sampling device according to claim 2, characterized in that: the winding mechanism (4) includes a mounting base (42), the first multi-section telescopic plate (11) and the second Mounting bases (42) are fixed on the back of the multi-section telescopic plate (12), and a winding rod (41) is installed inside the mounting base (42), and a pull rope (44) is wound inside the winding rod (41). , the other end of the stay cord (44) is fixed on the back of the corresponding side plate (3). 5. A kind of environmental multi-point sampling device according to claim 4, characterized in that: the surface of the mounting base (42) corresponding to one end of the winding rod (41) is rotatably installed with a rotary knob (43), and the rotary knob (43) is Button (43) is fixedly connected with winding bar (41). 6. A kind of environmental multi-point sampling device according to claim 1, characterized in that: the outer end of the pumping tube (2) piston rod on the center plate (1) is fixed with a threaded column (21), and the center plate (1) A coil (23) is fixed on the surface corresponding to the position of the threaded column (21), and the coil (23) is meshed with the threaded column (21). 7. A kind of environmental multi-point sampling device according to claim 6, characterized in that: the outer end of the piston rod of the pumping cylinder (2) of the side plate (3) is fixed with a connecting rod (22), and the threaded column (21) the outer end is rotated and socketed with a bidirectional multi-section telescopic plate (5), and the extension ends at both ends of the bidirectional multi-section telescopic plate (5) are fixed with two connecting rods (22).

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