Water quality sample filtering device for environmental monitoring

Abstract

The utility model belongs to the field of filtering devices, and particularly relates to a water quality sample filtering device for environmental monitoring, which comprises a filtering box, the upper end of the filtering box is in threaded connection with a water inlet cover, the inner center of the water inlet cover is fixedly connected with a slow flow cover, and a rapid filtering mechanism is arranged in the filtering box. The lower end of the filter box is in threaded connection with an end cover, the lower end of the end cover is fixedly connected with a drainage pipe, one end of the drainage pipe is fixedly connected with a valve, and the end, away from the drainage pipe, of the valve is fixedly connected with a bent pipe. According to the water quality sample filtering device, the filtering barrel, the driving motor, the supporting frame and other structures are additionally arranged in the filtering box, when a water quality sample needs to be filtered, the filtering barrel can be driven by the driving motor to rotate, and water can be thrown out from the interior of the filtering barrel through generated centrifugal force in the rotating process of the filtering barrel; therefore, the water quality treatment efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering devices, in particular to a water quality sample filtering device for environmental monitoring. Background Art

[0002] Environmental monitoring refers to the activities of environmental monitoring agencies to monitor and measure environmental quality. Environmental monitoring is to monitor and measure indicators that reflect environmental quality to determine environmental pollution and environmental quality. When processing water samples during environmental monitoring, it is necessary to first filter impurities in the water samples through a filter device. However, the filter device in the prior art needs to filter slowly through a filter during use, and the filtration efficiency is low. It is also not convenient to discharge the internal water samples after use. Therefore, it is necessary to improve the prior art. Utility Model Content

[0003] The utility model aims to provide a water quality sample filtering device for environmental monitoring, which solves the problems of low filtering efficiency and inconvenience in drainage of water quality samples.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water quality sample filtering device for environmental monitoring, comprising a filter box, the upper end of the filter box is connected to a water inlet cover by a thread, a slow flow cover is fixedly connected to the inner center of the water inlet cover, a quick filtering mechanism is arranged inside the filter box, the lower end of the filter box is connected to an end cover by a thread, the lower end of the end cover is fixedly connected to a drain pipe, one end of the drain pipe is fixedly connected to a valve, one end of the valve away from the drain pipe is fixedly connected to a bend pipe, and a regulating water discharge mechanism is arranged on the valve;

[0005] The rapid filtering mechanism comprises a support ring, a support ring is installed on the upper part of the inner wall of the filter box through a bearing, a filter barrel is slidably connected inside the support ring, a support bar is fixedly connected to the upper part of the inner wall of the filter barrel, a square column is fixedly connected to the middle part of the upper end of the support bar, a square sleeve is installed inside the water inlet cover through a bearing, a driving motor is fixedly installed inside the slow flow cover, and the filter barrel can accelerate the filtration of the water sample through centrifugal force during the rotation process;

[0006] The regulating and draining mechanism includes a baffle, the baffle is slidably connected inside the valve, a screw is fixedly connected to the upper end of the baffle, a threaded tube is installed on the upper end of the valve through a bearing, a hand wheel is fixedly connected to the upper end of the threaded tube, and two symmetrically distributed sealing rings are fixedly connected inside the valve, and the sealing rings can increase the sealing between the valve and the baffle.

[0007] Preferably, the lower end of the output shaft of the driving motor is fixedly connected to the upper end of the square sleeve, the square groove of the square sleeve is slidably connected to the square column, and the square sleeve can drive the filter barrel to rotate through the square column.

[0008] Preferably, a support frame is movably connected inside the groove at the lower end of the filter barrel, and the support frame is fixedly connected to the bottom of the filter box. The support frame can support the filter barrel, and can make the rotation of the filter barrel more stable.

[0009] Preferably, the sealing ring is slidably connected to the baffle, the screw rod is threadedly connected to the threaded tube, and the threaded tube can drive the baffle to move through the threaded cooperation between the screw rods.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model adds a filter barrel, a driving motor, a supporting frame and other structures inside the filter box. When the water sample needs to be filtered, the filter barrel can be driven by the driving motor to rotate. During the rotation of the filter barrel, the centrifugal force generated can be used to throw water out of the filter barrel, thereby effectively increasing the water treatment efficiency.

[0012] 2. The utility model adds structures such as a baffle, a screw and a threaded ring inside the valve. During use, the baffle can be driven to move by the threaded cooperation between the screw and the threaded tube. The baffle can adjust the flow area of ​​water discharge during the movement, thereby making water discharge more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A three-dimensional view of a water inlet cover;

[0015] Figure 3 For the utility model Figure 1 A front cross-sectional view of

[0016] Figure 4 For the utility model Figure 3 A magnified view of the structure of part A;

[0017] Figure 5 For the utility model Figure 3 Enlarged view of the structure of part B.

[0018] In the figure: 1. filter box; 2. water inlet cover; 3. slow flow cover; 4. rapid filtering mechanism; 5. end cover; 6. drain pipe; 7. valve; 8. elbow; 9. regulating water discharge mechanism; 41. support ring; 42. filter barrel; 43. support bar; 44. square column; 45. square sleeve; 46. driving motor; 47. support frame; 91. baffle; 92. sealing ring; 93. screw; 94. threaded pipe; 95. handwheel. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 , Figure 2 , Figure 3 A water quality sample filtering device for environmental monitoring comprises a filter box 1, the upper end of the filter box 1 is connected with a water inlet cover 2 by a thread, a slow flow cover 3 is fixedly connected at the inner center of the water inlet cover 2, a quick filtering mechanism 4 is arranged inside the filter box 1, an end cover 5 is connected with a thread at the lower end of the filter box 1, a drain pipe 6 is fixedly connected to the lower end of the end cover 5, one end of the drain pipe 6 is fixedly connected with a valve 7, an end of the valve 7 away from the drain pipe 6 is fixedly connected with a bent pipe 8, and a regulating water discharge mechanism 9 is arranged on the valve 7.

[0021] See also Figure 1 , Figure 3 , Figure 4 The rapid filtering mechanism 4 includes a supporting ring 41, and a supporting ring 41 is installed on the upper part of the inner wall of the filter box 1 through a bearing. The inner part of the supporting ring 41 is slidably connected with a filter barrel 42, and the upper part of the inner wall of the filter barrel 42 is fixedly connected with a supporting bar 43, and the middle part of the upper end of the supporting bar 43 is fixedly connected with a square column 44. The inside of the water inlet cover 2 is provided with a square sleeve 45 through a bearing, and the inside of the slow flow cover 3 is fixedly installed with a driving motor 46. During the rotation of the filter barrel 42, the filtering of the water quality sample can be accelerated by centrifugal force. The lower end of the output shaft of the driving motor 46 is fixedly connected to the upper end of the square sleeve 45, and the square groove of the square sleeve 45 is slidably connected to the square column 44. The square sleeve 45 can drive the filter barrel 42 to rotate through the square column 44, and the inner part of the groove at the lower end of the filter barrel 42 is movably connected with a supporting frame 47, and the supporting frame 47 is fixedly connected to the bottom of the filter box 1. The supporting frame 47 can support the filter barrel 42, which can make the rotation of the filter barrel 42 more stable.

[0022] See also Figure 1 , Figure 3 , Figure 5 The regulating and draining mechanism 9 includes a baffle 91, the baffle 91 is slidably connected inside the valve 7, a screw 93 is fixedly connected to the upper end of the baffle 91, a threaded tube 94 is installed on the upper end of the valve 7 through a bearing, a hand wheel 95 is fixedly connected to the upper end of the threaded tube 94, two symmetrically distributed sealing rings 92 are fixedly connected inside the valve 7, the sealing ring 92 can increase the sealing between the valve 7 and the baffle 91, the sealing ring 92 is slidably connected to the baffle 91, the screw 93 is threadedly connected to the threaded tube 94, and the threaded tube 94 can drive the baffle 91 to move through the threaded cooperation between the screws 93.

[0023] The specific implementation process of the utility model is as follows: when in use, the sampled water sample is poured onto the slow-flow cover 3, and the water flow contacts the curved surface of the slow-flow cover 3 to avoid splashing, and can flow into the interior of the filter barrel 42 inside the filter box 1 along the curved surface of the slow-flow cover 3, and at the same time, the driving motor 46 is started, and the driving motor 46 drives the square sleeve 45 to rotate, and the square sleeve 45 drives the filter barrel 42 outside the support bar 43 to rotate through the square column 44. The filter barrel 42 generates centrifugal force during the rotation process, and the water flow can be effectively thrown out from the inside of the filter barrel 42 under the action of the centrifugal force, which can speed up the filtering efficiency of the water sample;

[0024] After the filtration is completed, the water quality sample is concentrated inside the filter box 1, and then the hand wheel 95 is turned, and the hand wheel 95 drives the threaded tube 94 to rotate. During the rotation process, the threaded tube 94 can drive the baffle 91 to move through the thread cooperation with the screw 93. When the lower end of the baffle 91 is separated from the groove of the valve 7, the filtered water quality sample inside the filter box 1 can be discharged.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water quality sample filtering device for environmental monitoring, comprising a filter box (1), characterized in that: The upper end of the filter box (1) is connected to a water inlet cover (2) by means of a thread, a slow flow cover (3) is fixedly connected to the inner center of the water inlet cover (2), a quick filtering mechanism (4) is arranged inside the filter box (1), the lower end of the filter box (1) is connected to an end cover (5) by means of a thread, a drain pipe (6) is fixedly connected to the lower end of the end cover (5), one end of the drain pipe (6) is fixedly connected to a valve (7), one end of the valve (7) away from the drain pipe (6) is fixedly connected to a curved pipe (8), and a water discharge regulating mechanism (9) is arranged on the valve (7); The rapid filtering mechanism (4) comprises a support ring (41), the support ring (41) is installed on the upper part of the inner wall of the filter box (1) via a bearing, a filter barrel (42) is slidably connected inside the support ring (41), a support bar (43) is fixedly connected to the upper part of the inner wall of the filter barrel (42), a square column (44) is fixedly connected to the middle part of the upper end of the support bar (43), a square sleeve (45) is installed inside the water inlet cover (2) via a bearing, and a drive motor (46) is fixedly installed inside the slow flow cover (3); The regulating and draining mechanism (9) comprises a baffle (91), the interior of the valve (7) is slidably connected to the baffle (91), the upper end of the baffle (91) is fixedly connected to a screw rod (93), the upper end of the valve (7) is mounted with a threaded tube (94) via a bearing, the upper end of the threaded tube (94) is fixedly connected to a hand wheel (95), and the interior of the valve (7) is fixedly connected to two symmetrically distributed sealing rings (92).

2. A water quality sample filtering device for environmental monitoring according to claim 1, characterized in that: The lower end of the output shaft of the driving motor (46) is fixedly connected to the upper end of the square sleeve (45), and the square groove of the square sleeve (45) is slidably connected to the square column (44).

3. A water quality sample filtering device for environmental monitoring according to claim 1, characterized in that: A support frame (47) is movably connected inside the groove at the lower end of the filter barrel (42), and the support frame (47) is fixedly connected to the bottom of the filter box (1).

4. The water quality sample filtering device for environmental monitoring according to claim 1, characterized in that: The sealing ring (92) is slidably connected to the baffle (91), and the screw rod (93) is threadedly connected to the threaded tube (94).

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