In-pipe water quality sampler for detection

Abstract

The utility model provides an in-pipe water quality sampler for detection, which relates to the technical field of water quality sampling equipment, and comprises a flange connecting piece, a water inlet pipe and a water outlet pipe, adjusting air cylinders are arranged on the left side and the right side of a flange connecting piece, power is provided by the two adjusting air cylinders to push a connecting top frame upwards, the connecting top frame and a control valve rod are matched with each other, a valve body can be driven to slide upwards along a sampling pipe, then water in a detection water pipe is extracted through a check valve, the trouble of manual extraction is omitted, and the detection efficiency is improved. The problems that when an existing in-pipe water quality sampler for detection is used, generally, a sampling pipe is manually inserted into a water conveying pipe to sample water, the using process is troublesome, operation and sampling are not convenient, water in the water conveying pipe is directly extracted through a water quality detector, and due to the fact that the flowability of the water in the pipe is large, the sampling efficiency is high are solved. And the detection accuracy is influenced, so that the practicability is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality sampling equipment, in particular to an in-tube water quality sampler for detection. Background Art

[0002] An in-line water sampler is a device specifically designed to collect water samples from within water pipes. It ensures that the collected water represents the quality and condition of the water in the pipe, providing accurate data for water quality monitoring and assessment. The in-line water sampler can meet a variety of complex water quality monitoring needs and provide important data support for water quality management and protection.

[0003] When using existing in-pipe water quality samplers for testing, the sampling tube is generally inserted manually into the water pipe to sample the water. The use process is cumbersome and inconvenient to operate and sample. Using a water quality detector to directly extract water from the water pipe will affect the accuracy of the test due to the high fluidity of the water in the pipe, resulting in poor practicality. Utility Model Content

[0004] The disclosed embodiment relates to an in-pipe water quality sampler for testing, which is powered by two regulating cylinders to push the connecting top frame upward. The connecting top frame and the control valve stem cooperate with each other to drive the valve body to slide upward along the sampling tube, and then the water in the testing water pipe is extracted through the check valve, which saves the trouble of manual extraction, has a simple structure, and is easy to use and operate.

[0005] According to a first aspect of the present disclosure, there is provided an in-tube water quality sampler for detection, which specifically includes: a flange connector, wherein the flange connector is a cylindrical through-cavity structure, and the front and rear ends of the flange connector are connected to the detection water pipe; the flange connector is provided with adjusting cylinders on the left and right sides, and the two adjusting cylinders are symmetrically distributed; the flange connector is provided with a sampling tube; the flange connector is provided with a peristaltic pump on the top, and the peristaltic pump is located in front of the sampling tube.

[0006] In at least some embodiments, fixed seats are provided on the upper and lower sides of the outer circumference of the flange connector, and the two fixed seats are symmetrically distributed. Mounting plates are provided on the outer sides of the two fixed seats, and the mounting plates are fixedly connected to the fixed seats by bolts. A mounting sleeve is provided in the middle of the top mounting plate and the fixed seat, and the sampling tube passes through the mounting sleeve.

[0007] In at least some embodiments, the adjusting cylinder is arranged between the upper and lower mounting plates, and a telescopic rod is provided on the adjusting cylinder, and the telescopic rod slides through the mounting plate, a connecting top frame is provided between the top ends of the two telescopic rods, and a limiting sleeve is provided in the middle position of the connecting top frame, and the limiting sleeve corresponds to the position of the sampling tube.

[0008] In at least some embodiments, a check valve is provided at the bottom end of the sampling tube, and the check valve is located in the flange connector. A control valve stem is provided on the sampling tube, and a valve body is provided at the bottom end of the control valve stem, and the valve body is located in the sampling tube. A fixing plate is provided at the top end of the control valve stem.

[0009] In at least some embodiments, support frames are provided on the left and right sides of the fixed plate, and the two support frames are symmetrically distributed. Connecting bolt rods are provided at the bottom of the support frames, and the two connecting bolt rods are vertically parallel distributed. Compression springs are mounted on the connecting bolt rods.

[0010] In at least some embodiments, the control valve stem slides through the limiting sleeve, and the connecting bolt rod slides through the connecting top frame, and the compression spring is supported between the connecting top frame and the support frame.

[0011] In at least some embodiments, a fixed bracket is provided at the bottom of the peristaltic pump, and the fixed bracket is connected to the fixed seat, a water pipe is provided on one side of the peristaltic pump, and the water pipe passes through the fixed seat and the mounting plate, and the bottom end of the water pipe is connected to the sampling tube, and a water outlet pipe is provided on the other side of the peristaltic pump.

[0012] The utility model provides a water quality sampler for testing in a tube, which has the following beneficial effects:

[0013] In the utility model, two regulating cylinders provide power to push the connecting top frame upward. Through the cooperation between the connecting top frame and the control valve stem, the valve body can be driven to slide upward along the sampling tube, and then the water in the test water pipe is extracted through the check valve, which saves the trouble of manual extraction, has a simple structure and is easy to use and operate.

[0014] In addition, after the above-mentioned sampling tube completes the extraction of water from the detection water pipe, the peristaltic pump is turned on to discharge the water in the sampling tube through the water guide pipe and the outlet pipe, thereby completing the water source sampling process. Moreover, the water extracted by the sampling tube first can ensure that the water source sampling process is more stable and the accuracy of water quality detection is guaranteed.

[0015] In addition, by controlling the sliding fit of the valve stem and the limit sleeve and utilizing the elastic action of the compression spring, the regulating cylinder can push the control valve stem upward for buffering, ensuring that the water pumping process of the sampling tube is smooth and reliable, and the structure is more reasonable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below.

[0017] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] In the attached figure:

[0019] Figure 1Shows the overall axial viewing angle structure diagram of the present application;

[0020] Figure 2 Shows a schematic diagram of the flange connection structure of the present application;

[0021] Figure 3 Shows a schematic diagram of the regulating cylinder structure of the present application;

[0022] Figure 4 Shows a schematic diagram of the control valve stem and fixed plate structure of the present application;

[0023] Figure 5 Shown is a schematic diagram of the sampling tube and peristaltic pump structure of the present application.

[0024] List of reference numerals:

[0025] 1. Flange connector; 101. Fixing seat; 102. Mounting plate; 103. Mounting sleeve;

[0026] 2. Adjusting cylinder; 201. Telescopic rod; 202. Connecting top frame; 203. Limiting sleeve;

[0027] 3. Sampling tube; 301. Check valve; 302. Control valve stem; 303. Valve body; 304. Fixing plate; 3041. Support frame; 3042. Connecting bolt; 3043. Compression spring;

[0028] 4. Peristaltic pump; 401. Fixed bracket; 402. Water guide pipe; 403. Water outlet pipe. DETAILED DESCRIPTION

[0029] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] Example 1: Please refer to Figures 1 to 5 :

[0031] The utility model proposes an in-pipe water quality sampler for detection, comprising: a flange connector 1, the flange connector 1 being a cylindrical through-cavity structure, and the front and rear ends of the flange connector 1 being connected to a detection water pipe; regulating cylinders 2 being provided on the left and right sides of the flange connector 1, and the two regulating cylinders 2 being symmetrically distributed; a sampling tube 3 being provided on the flange connector 1; a peristaltic pump 4 being provided on the top of the flange connector 1, and the peristaltic pump 4 being located in front of the sampling tube 3;

[0032] Fixed seats 101 are provided on the upper and lower sides of the outer circumference of the flange connector 1, and the two fixed seats 101 are distributed in a symmetrical manner. Mounting plates 102 are provided on the relatively outer sides of the two fixed seats 101, and the mounting plates 102 are fixedly connected to the fixed seats 101 by bolts. A mounting sleeve 103 is provided in the middle position between the top mounting plate 102 and the fixed seat 101, and the sampling tube 3 passes through the mounting sleeve 103.

[0033] In the embodiment of the present disclosure, Figures 1 to 3 As shown, the regulating cylinder 2 is arranged between the upper and lower mounting plates 102, and a telescopic rod 201 is provided on the regulating cylinder 2, and the telescopic rod 201 slides through the mounting plate 102, and a connecting top frame 202 is provided between the top ends of the two telescopic rods 201, and a limiting sliding sleeve 203 is provided in the middle position of the connecting top frame 202, and the limiting sliding sleeve 203 corresponds to the position of the sampling tube 3;

[0034] A check valve 301 is provided at the bottom end of the sampling tube 3, and the check valve 301 is located in the flange connector 1. A control valve stem 302 is provided on the sampling tube 3, and a valve body 303 is provided at the bottom end of the control valve stem 302, and the valve body 303 is located in the sampling tube 3. A fixing plate 304 is provided at the top end of the control valve stem 302. In this device, two regulating cylinders 2 provide power to push the connecting top frame 202 upward. Through the cooperation between the connecting top frame 202 and the control valve stem 302, the valve body 303 can be driven to slide upward along the sampling tube 3, and then the water in the test water pipe is extracted through the check valve 301.

[0035] In the embodiment of the present disclosure, Figure 5 As shown, a fixed bracket 401 is provided at the bottom of the peristaltic pump 4, and the fixed bracket 401 is connected to the fixed seat 101, a water pipe 402 is provided on one side of the peristaltic pump 4, and the water pipe 402 passes through the fixed seat 101 and the mounting plate 102, and the bottom end of the water pipe 402 is connected to the sampling tube 3, and a water outlet pipe 403 is provided on the other side of the peristaltic pump 4. After the above-mentioned sampling tube 3 completes the extraction of water from the detection water pipe, the peristaltic pump 4 is turned on to discharge the water in the sampling tube 3 through the water pipe 402 and the water outlet pipe 403, thereby completing the water source sampling process, and the water first extracted by the sampling tube 3 can ensure that the water source sampling process is more stable.

[0036] Example 2, based on Example 1, Figure 4 As shown, support frames 3041 are provided on the left and right sides of the fixing plate 304, and the two support frames 3041 are symmetrically distributed. Connecting bolts 3042 are provided at the bottom of the support frames 3041, and the two connecting bolts 3042 are vertically parallel distributed. Compression springs 3043 are sleeved on the connecting bolts 3042.

[0037] The control valve stem 302 slides through the limiting sleeve 203, and the connecting bolt rod 3042 slides through the connecting top frame 202, and the compression spring 3043 is supported between the connecting top frame 202 and the support frame 3041. In this device, the control valve stem 302 and the limiting sleeve 203 are slidably matched, and the elastic effect of the compression spring 3043 is utilized to enable the regulating cylinder 2 to push the control valve stem 302 upward for buffering, thereby ensuring that the water pumping process of the sampling tube 3 is smooth and reliable, and the structure is more reasonable.

[0038] The working principle of this embodiment is as follows: when in use, the two regulating cylinders 2 provide power to push the connecting top frame 202 upward. Through the cooperation between the connecting top frame 202 and the control valve stem 302, the valve body 303 can be driven to slide upward along the sampling tube 3, and then the water in the detection water pipe is extracted through the check valve 301; when the above-mentioned sampling tube 3 completes the extraction of water from the detection water pipe, the peristaltic pump 4 is turned on to discharge the water in the sampling tube 3 through the water guide pipe 402 and the water outlet pipe 403, thereby completing the water source sampling process, and the water first extracted by the sampling tube 3 can ensure that the water source sampling process is more stable.

[0039] The above are only specific embodiments of the present disclosure, but the scope of protection of the present disclosure is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this disclosure should be included in the scope of protection of the present disclosure. Therefore, the scope of protection of the present disclosure should be based on the scope of protection of the claims.

Claims

1. A water quality sampler for testing, characterized in that: include: The flange connector is a cylindrical through-cavity structure, and the front and rear ends of the flange connector are connected to the detection water pipe; the left and right sides of the flange connector are provided with adjusting cylinders, and the two adjusting cylinders are distributed in a symmetrical manner; the flange connector is provided with a sampling tube; the top of the flange connector is provided with a peristaltic pump, and the peristaltic pump is located in front of the sampling tube.

2. The in-tube water quality sampler for detection according to claim 1, characterized in that: The flange connector is provided with fixing seats on the upper and lower sides of the outer circumference, and the two fixing seats are symmetrically distributed. Mounting plates are provided on the relatively outer sides of the two fixing seats, and the mounting plates are fixedly connected to the fixing seats by bolts. A mounting sleeve is provided in the middle of the top mounting plate and the fixing seat, and the sampling tube passes through the mounting sleeve.

3. The in-tube water quality sampler for detection according to claim 1, characterized in that: The adjusting cylinder is arranged between the upper and lower mounting plates, and a telescopic rod is provided on the adjusting cylinder, and the telescopic rod slides through the mounting plate. A connecting top frame is provided between the top ends of the two telescopic rods, and a limiting sliding sleeve is provided in the middle position of the connecting top frame, and the limiting sliding sleeve corresponds to the position of the sampling tube.

4. The in-tube water quality sampler for detection according to claim 1, characterized in that: A check valve is provided at the bottom of the sampling tube, and the check valve is located in the flange connector. A control valve stem is provided on the sampling tube, and a valve body is provided at the bottom of the control valve stem, and the valve body is located in the sampling tube. A fixing plate is provided at the top of the control valve stem.

5. The in-tube water quality sampler for detection according to claim 4, characterized in that: Support frames are provided on the left and right sides of the fixed plate, and the two support frames are distributed in a symmetrical manner. Connecting bolt rods are provided at the bottom of the support frames, and the two connecting bolt rods are distributed in a vertical and parallel manner. Compression springs are sleeved on the connecting bolt rods.

6. The in-tube water quality sampler for detection according to claim 4, characterized in that: The control valve stem slides through the limiting sliding sleeve, and the connecting bolt rod slides through the connecting top frame, and the compression spring is supported between the connecting top frame and the supporting frame.

7. The in-tube water quality sampler for detection according to claim 1, characterized in that: A fixed bracket is provided at the bottom of the peristaltic pump, and the fixed bracket is connected to the fixed seat. A water pipe is provided on one side of the peristaltic pump, and the water pipe runs through the fixed seat and the mounting plate, and the bottom end of the water pipe is connected to the sampling tube. A water outlet pipe is provided on the other side of the peristaltic pump.

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