Sampling device for environmental protection detection of water quality

Abstract

The utility model belongs to the technical field of environment-friendly water quality detection equipment, and particularly relates to a sampling device for environment-friendly water quality detection, which comprises a sampling rod and a plurality of collectors, the collectors are positioned at the lower end of the sampling rod, the sampling rod is connected with the collectors through connecting components, and the collectors are connected through connecting components. The circumferential surface of the sampling rod is rotationally connected with a first rotating cylinder, the circumferential surface of the collector is rotationally connected with a second rotating cylinder, and transmission assemblies are arranged on the circumferential surfaces of the first rotating cylinder and the second rotating cylinder; a first circular hole is formed in the circumferential surface of the second rotating cylinder, a second circular hole is formed in the circumferential surface of the collector, a storage cavity is formed in the collector, and the storage cavity is communicated with the second circular hole. According to the utility model, water areas with different depths can be sampled at the same time, so that the water sampling efficiency is improved; when not in use, the collectors can be respectively detached, so that the length of the device is shortened, and the device is convenient to transfer.

Description

TECHNICAL FIELD

[0001] The utility model belongs to water quality environmental protection detection equipment technical field, concretely is a sampling device for water quality environmental protection detection. BACKGROUND

[0002] The detection of water quality in the environmental protection field is an important aspect, and sampling of the water area to be detected is required before detection, and a sampling device will be used.

[0003] The existing sampling device is usually a long tube, and a circular hole is formed in the bottom of the long tube. During use, the long tube is inserted into the water below the water surface, and water enters the inside of the long tube through the circular hole, thereby achieving the purpose of sampling. However, the existing sampling device can only sample the water area at a fixed depth each time, and cannot simultaneously collect water samples at different depths. SUMMARY

[0004] The utility model discloses a sampling device for water quality environmental protection detection, which can simultaneously install multiple collectors according to requirements, thereby being capable of simultaneously sampling water areas at different depths.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of providing a sampling device for water quality environmental protection detection, which comprises a sampling rod and a collector. The collector is located at the lower end of the sampling rod and is provided in multiple numbers. The sampling rod and the collector are connected through a connecting assembly, and the collectors are also connected through the connecting assembly. The circumferential surface of the sampling rod is rotationally connected with a first rotating cylinder. The circumferential surface of the collector is rotationally connected with a second rotating cylinder. The circumferential surfaces of the first rotating cylinder and the second rotating cylinder are provided with transmission assemblies. The circumferential surface of the second rotating cylinder is provided with a first circular hole. The circumferential surface of the collector is provided with a second circular hole. The inside of the collector is provided with a storage cavity. The storage cavity is in communication with the second circular hole.

[0006] Optionally, the connecting assembly comprises a plug-in block, a circular groove, a second spring, a clamping block, a clamping groove, and a plug-in groove. The lower end of the sampling rod and the lower end of the collector are fixedly connected with plug-in blocks. The surface of the plug-in block is provided with a circular groove. The inside of the circular groove is fixedly connected with a second spring. The inside of the circular groove is slidingly connected with a clamping block. The clamping block and the second spring are fixedly connected. The upper end surface of the collector is provided with a plug-in groove. The plug-in groove is matched with the plug-in block. The inner wall of the plug-in groove is provided with a clamping groove. The clamping groove is matched with the clamping block. The end of the clamping block close to the clamping groove is arc-shaped.

[0007] Optionally, the inside of the lower end of the plug-in block is fixedly connected with a first magnetic block. The inside of the plug-in groove is fixedly connected with a second magnetic block. The first magnetic block and the second magnetic block correspond to each other.

[0008] Optionally, the transmission assembly comprises a square cylinder, a moving rod, a plug-in cylinder, an auxiliary rod and a first spring, the circumference of the second rotating cylinder is fixedly connected with the square cylinder, the inside of the square cylinder is fixedly connected with the first spring, the inside of the square cylinder is slidably connected with the moving rod, the moving rod is fixedly connected with the first spring, and the side of the moving rod away from the collector is fixedly connected with the auxiliary rod; the circumference of the first rotating cylinder and the second rotating cylinder is fixedly connected with the plug-in cylinder, and the upper end of the moving rod is matched with the plug-in cylinder.

[0009] Optionally, the inside of the side end of the plug-in cylinder is threadedly connected with a locking screw.

[0010] Optionally, the circumference of the collector is fixedly connected with a first limiting block and a second limiting block, the circumference of the second rotating cylinder is fixedly connected with a blocking rod, and the blocking rod is located between the first limiting block and the second limiting block.

[0011] Optionally, the circumference of the collector is fixedly connected with a sealing ring, and the sealing ring corresponds to the second circular hole.

[0012] Compared with the prior art, the utility model has the advantages of the following:

[0013] The utility model discloses a connecting assembly and a transmission assembly, when using, utilize connecting assembly and splice multiple collectors in the lower end of sampling rod, splice well, and the collector is stretched to the inside of the water source of the collection, when all collectors are stretched to the below water level, rotate the first rotating cylinder, drive all second rotating cylinders to rotate under the cooperation of transmission assembly, along with the rotation of second rotating cylinder, when the first circular hole coincides with the second circular hole, stop rotating the first rotating cylinder, when this, water can enter the inside of storage cavity along the first circular hole and the second circular hole, because the depth of each collector is different below the water surface, can sample the water area of different depth simultaneously, thereby improved the collection efficiency of water sample, when not using, can detach the collector respectively, make the length of the utility model shorten, thereby convenient for the shift of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will to the embodiment or the prior art description needed to use the drawing briefly introduce, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0015] Figure 1 It is the first perspective overall structure schematic view of the utility model;

[0016] Figure 2 It is the utility modelFigure 1 Enlarged structural schematic view of part A;

[0017] Figure 3 Second perspective view of the overall structure of the present application;

[0018] Figure 4 The present application Figure 3 Enlarged structural schematic view of part B;

[0019] Figure 5 Internal structure schematic view of the present application;

[0020] Figure 6 The present application Figure 5 Enlarged structural schematic view of part C;

[0021] Figure 7 Internal structure schematic view of the transmission assembly of the present application.

[0022] In the figure: 1, sampling rod; 2, first rotating cylinder; 3, collector; 4, transmission assembly; 401, square cylinder; 402, moving rod; 403, plug-in cylinder; 404, auxiliary rod; 405, first spring; 5, first circular hole; 6, connecting assembly; 601, plug-in block; 602, circular groove; 603, second spring; 604, clamping block; 605, clamping groove; 606, plug-in groove; 7, locking screw; 8, second rotating cylinder; 9, blocking rod; 10, first limiting block; 11, storage cavity; 12, first magnetic block; 13, second magnetic block; 14, sealing ring; 15, second circular hole; 16, second limiting block. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects of the present application more clearly understood, the present application will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0024] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0025] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0026] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0027] Reference Figures 1-7 A sampling device for water quality environmental protection detection provided by the embodiment of the present application comprises a sampling rod 1 and collectors 3, the collectors 3 are located at the lower end of the sampling rod 1 and are provided in multiple numbers, the sampling rod 1 and the collectors 3 and the collectors 3 are connected through connecting assemblies 6, the circumferential surface of the sampling rod 1 is rotationally connected with a first rotating cylinder 2, the circumferential surface of the collector 3 is rotationally connected with a second rotating cylinder 8, the circumferential surfaces of the first rotating cylinder 2 and the second rotating cylinder 8 are provided with transmission assemblies 4; the circumferential surface of the second rotating cylinder 8 is provided with a first circular hole 5, the circumferential surface of the collector 3 is provided with a second circular hole 15, the inside of the collector 3 is provided with a storage cavity 11, the storage cavity 11 is in communication with the second circular hole 15.

[0028] Specifically, in use, according to the requirements, the multiple collectors 3 are spliced at the lower end of the sampling rod 1 by means of the connecting assemblies 6, after splicing, the collector 3 is inserted into the inside of the water source to be collected, when all the collectors 3 are inserted below the water surface, the operator holds the sampling rod 1 with one hand and rotates the first rotating cylinder 2 with the other hand, under the cooperation of the transmission assembly 4, all the second rotating cylinders 8 are driven to rotate, with the rotation of the second rotating cylinder 8, when the first circular hole 5 coincides with the second circular hole 15, the rotation of the first rotating cylinder 2 is stopped, at this time, water will enter the inside of the storage cavity 11 through the first circular hole 5 and the second circular hole 15, since the depth of each collector 3 below the water surface is different, therefore, the water areas at different depths can be sampled at the same time, thereby improving the collection efficiency of the water sample; when not in use, the collectors 3 can be detached respectively, so that the length of the present application is shortened, thereby facilitating the transfer of the present application.

[0029] The connecting assembly 6 comprises a plug block 601, a circular groove 602, a second spring 603, a clamping block 604, a clamping groove 605 and a plug groove 606, the lower end of the sampling rod 1 and the lower end of the collector 3 are fixedly connected with the plug block 601, the surface of the plug block 601 is provided with the circular groove 602, the inside of the circular groove 602 is fixedly connected with the second spring 603, the inside of the circular groove 602 is slidably connected with the clamping block 604, and the clamping block 604 is fixedly connected with the second spring 603; the upper end surface of the collector 3 is provided with the plug groove 606, the plug groove 606 is matched with the plug block 601, the inner wall of the plug groove 606 is provided with the clamping groove 605, the clamping groove 605 is matched with the clamping block 604, one end of the clamping block 604 close to the clamping groove 605 is arc-shaped, in working, the plug block 601 is inserted into the inside of the plug groove 606, when the clamping block 604 is in contact with the top end of the plug groove 606, the clamping block 604 is pressed to shrink into the inside of the circular hole, so that the second spring 603 is compressed, when the clamping block 604 reaches the position of the clamping groove 605, the clamping block 604 can be clamped into the inside of the clamping groove 605 under the action of the compressed second spring 603, so that the plug block 601 and the plug groove 606 are stably connected together, so that the collector 3 and the sampling rod 1 are connected together, and the collector 3 and the collector 3 are connected together; when the collector 3 needs to be disassembled, the collector 3 only needs to be pulled.

[0030] The inside of the lower end of the plug block 601 is fixedly connected with a first magnetic block 12, the inside of the plug groove 606 is fixedly connected with a second magnetic block 13, the first magnetic block 12 corresponds to the second magnetic block 13, by arranging the first magnetic block 12 and the second magnetic block 13, in working, the plug block 601 can be stably plugged into the inside of the plug groove 606.

[0031] The transmission assembly 4 comprises a square cylinder 401, a moving rod 402, a plug-in cylinder 403, an auxiliary rod 404 and a first spring 405, the circumferential surface of the second rotating cylinder 8 is fixedly connected with the square cylinder 401, the inside of the square cylinder 401 is fixedly connected with the first spring 405, the inside of the square cylinder 401 is slidably connected with the moving rod 402, the moving rod 402 is fixedly connected with the first spring 405, and the side, away from the collector 3, of the moving rod 402 is fixedly connected with the auxiliary rod 404; the circumferential surfaces of the first rotating cylinder 2 and the second rotating cylinder 8 are fixedly connected with the plug-in cylinder 403, and the upper end of the moving rod 402 is matched with the plug-in cylinder 403; after the collector 3 is installed, the second rotating cylinder 8 is rotated, the moving rod 402 is moved to be close to the plug-in cylinder 403, when the moving rod 402 contacts with the plug-in cylinder 403, the auxiliary rod 404 is pressed downward to drive the moving rod 402 to move downward, and the moving rod 402 moves downward to compress the first spring 405; after the upper end of the moving rod 402 is below the lower end of the plug-in cylinder 403, the second rotating cylinder 8 is continuously rotated, the moving rod 402 corresponds to the plug-in cylinder 403, when the moving rod 402 corresponds to the plug-in cylinder 403, the pressing on the auxiliary rod 404 is released, then the moving rod 402 can be inserted into the inside of the plug-in cylinder 403 under the action of the compressed first spring 405, so that the first rotating cylinder 2 and the second rotating cylinder 8 are connected together, and the second rotating cylinder 8 and the second rotating cylinder 8 are connected together, and then the first rotating cylinder 2 drives all the second rotating cylinders 8 to rotate.

[0032] The inside of the side end of the plug-in cylinder 403 is threadedly connected with the locking screw 7, the locking screw 7 can improve the stability of the collector 3 during assembly under the action of the locking screw 7.

[0033] The circumferential surface of the collector 3 is fixedly connected with the first limiting block 10 and the second limiting block 16, the circumferential surface of the second rotating cylinder 8 is fixedly connected with the blocking rod 9, and the blocking rod 9 is located between the first limiting block 10 and the second limiting block 16; the first circular hole 5 and the second circular hole 15 are completely staggered when the blocking rod 9 contacts with the first limiting block 10, so that the sealing purpose is achieved, and the water outside is effectively prevented from entering the inside of the storage cavity 11; the first circular hole 5 and the second circular hole 15 are coincided when the blocking rod 9 contacts with the second limiting block 16, so that the water enters the inside of the storage cavity 11.

[0034] The circumferential surface of the collector 3 is fixedly connected with the sealing ring 14, and the sealing ring 14 corresponds to the second circular hole 15; the sealing ring 14 can improve the sealing performance between the second circular hole 15 and the second rotating cylinder 8 under the cooperation of the sealing ring 14.

[0035] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A sampling device for environmental detection of water quality, comprising a sampling rod (1) and a collector (3), characterized in that: The collector (3) is located at the lower end of the sampling rod (1), and is provided with a plurality of, the sampling rod (1) and collector (3) and collector (3) and collector (3) are connected through the connecting assembly (6), the circumference of the sampling rod (1) is rotatably connected with the first rotating cylinder (2), the circumference of the collector (3) is rotatably connected with the second rotating cylinder (8), the circumference of the first rotating cylinder (2) and the second rotating cylinder (8) is provided with transmission assembly (4); The circumference of the second rotating cylinder (8) is provided with a first circular hole (5), the circumference of the collector (3) is provided with a second circular hole (15), the inside of the collector (3) is provided with a storage cavity (11), the storage cavity (11) is communicated with the second circular hole (15).

2. The sampling device for water quality environmental protection detection according to claim 1, characterized in that: The connecting assembly (6) includes a plug block (601), a circular groove (602), a second spring (603), a clamping block (604), a clamping groove (605) and a plug groove (606), the lower end of the sampling rod (1) and the lower end of the collector (3) are fixedly connected with the plug block (601), the surface of the plug block (601) is provided with a circular groove (602), the inside of the circular groove (602) is fixedly connected with a second spring (603), the inside of the circular groove (602) is slidably connected with a clamping block (604), the clamping block (604) is fixedly connected with the second spring (603); The upper end surface of the collector (3) is provided with a plug groove (606), the plug groove (606) is matched with the plug block (601), the inner wall of the plug groove (606) is provided with a clamping groove (605), the clamping groove (605) is matched with the clamping block (604), one end of the clamping block (604) close to the clamping groove (605) is arc-shaped.

3. The sampling device for water quality environmental protection detection according to claim 2, characterized in that: The inside of the lower end of the plug block (601) is fixedly connected with a first magnetic block (12), the inside of the plug groove (606) is fixedly connected with a second magnetic block (13), the first magnetic block (12) corresponds to the second magnetic block (13).

4. The sampling device for water quality environmental protection detection according to claim 1, characterized in that: The transmission assembly (4) includes a square cylinder (401), a moving rod (402), a plug-in cylinder (403), an auxiliary rod (404) and a first spring (405), the circumference of the second rotating cylinder (8) is fixedly connected with a square cylinder (401), the inside of the square cylinder (401) is fixedly connected with a first spring (405), the inside of the square cylinder (401) is slidably connected with a moving rod (402), the moving rod (402) is fixedly connected with the first spring (405), one side of the moving rod (402) away from the collector (3) is fixedly connected with an auxiliary rod (404); The circumference of the first rotating cylinder (2) and the second rotating cylinder (8) is fixedly connected with a plug-in cylinder (403), the upper end of the moving rod (402) is matched with the plug-in cylinder (403).

5. The sampling device for water quality environmental protection detection according to claim 4, characterized in that: The inside of the side end of the plug-in cylinder (403) is threadedly connected with a locking screw (7).

6. The sampling device for water quality environmental protection detection according to claim 1, characterized in that: The circumferential surface of the collector (3) is fixedly connected with a first limiting block (10) and a second limiting block (16), the circumferential surface of the second rotating cylinder (8) is fixedly connected with a blocking rod (9), and the blocking rod (9) is located between the first limiting block (10) and the second limiting block (16).

7. The sampling device for water quality environmental protection detection according to claim 1, characterized in that: The circumferential surface of the collector (3) is fixedly connected with a sealing ring (14), and the sealing ring (14) corresponds to the second circular hole (15).

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