Constant-pressure wastewater sampler

Abstract

The utility model discloses a constant pressure type waste water sampler which comprises a device body, a box body is arranged in the device body, an operation button, a display screen and a metal plate are arranged above the box body, a magnet is magnetically attracted above the metal plate, a transparent dust cover is connected above the magnet, a pressure controller and a peristaltic pump are arranged above the box body, and the peristaltic pump is connected with the pressure controller. One end of the peristaltic pump is connected with a water pumping pipe, a mounting frame is mounted on the outer wall of one side of the box body, a mounting groove is formed in the mounting frame, a bidirectional lead screw is mounted in the mounting groove, a first lantern ring and a second lantern ring are in threaded connection with the bidirectional lead screw, the front end of the first lantern ring is connected with a first clamp, and the front end of the second lantern ring is connected with a second clamp. One end of the bidirectional screw rod is connected with a knob, so that the transparent dust cover can be mounted and dismounted, dust, particulate matters and other impurities entering the device can be reduced, the impurities are prevented from abrading or blocking precise parts of the sampler, the service life of equipment is prolonged, and the sampling accuracy is kept.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wastewater sampling technical field, concretely relates to a constant pressure type wastewater sampler. BACKGROUND

[0002] The constant pressure wastewater sampler is a device capable of collecting wastewater samples under constant pressure. The constant pressure wastewater sampler ensures that the pressure at the sampling point remains stable during the sampling process, thereby more accurately reflecting the true conditions of wastewater under a specific pressure. It is suitable for use in environmental monitoring stations at all levels, sewage treatment plants, water conservancy, water affairs, and research institutes, and can collect water samples from industrial wastewater discharge outlets, rivers, lakes, and seas.

[0003] The existing constant pressure type wastewater sampler generally does not have a dustproof structure during use. The device is exposed to the air for a long time, which can cause dust and particulate matter to enter the device, affecting the subsequent use and service life of the device and the accuracy of sampling. Therefore, we need to upgrade and modify the existing technology. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a constant pressure type wastewater sampler to solve the problems in the background technology.

[0005] To solve the above problems, the following technical solutions are provided:

[0006] A constant pressure type wastewater sampler is designed, which includes a device body, a box inside the device body, an operation button, a display screen, and a metal plate on the top of the box, a magnet magnetically attached to the top of the metal plate, a transparent dust cover connected to the top of the magnet, a pressure controller and a peristaltic pump on the top of the box, a water suction pipe connected to one end of the peristaltic pump, a mounting bracket installed on the outer wall of one side of the box, a mounting slot opened in the mounting bracket, a two-way screw rod installed in the mounting slot, a sleeve ring one and a sleeve ring two screwed on the two-way screw rod, a clamp one connected to the front end of the sleeve ring one, a clamp two connected to the front end of the sleeve ring two, and a knob connected to one end of the two-way screw rod.

[0007] Further, a clamping groove is opened in the metal plate, the clamping grooves are symmetrically arranged, a clasp is movably connected in the clamping grooves, and one end of the clasp is fixedly connected with the transparent dust cover.

[0008] Further, a finger groove and a movable groove are opened in the transparent dust cover, two groups of finger grooves are symmetrically arranged, and a water suction pipe is movably installed in the movable groove.

[0009] Further, the water suction pipe is a telescopic pipe made of plastic.

[0010] Further, the inner wall of the clamp one and the clamp two is fixedly installed with an anti-abrasion pad.

[0011] Further, the knob is provided with an anti-skid groove, and the anti-skid groove is provided with a plurality of groups.

[0012] Further, the rear end of the box body is fixedly installed with a storage box, and a pull rod is movably clamped in the storage box.

[0013] Further, the box body is provided with a plurality of groups of heat dissipation holes, and a plurality of movable wheels are fixedly installed below the box body.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1. The metal plate, the clamping groove, the transparent dust cover, the magnet, the buckle and the finger groove can be installed and disassembled, can reduce the impurities such as dust and particulate matter into the device, avoid that these impurities cause abrasion or blockage to the precision components of the sampler, prolong the service life of the equipment and keep the sampling accuracy.

[0016] 2. The installation frame, the installation groove, the bidirectional screw rod, the sleeve ring one, the sleeve ring two, the clamp one, the clamp two, the anti-abrasion pad, the knob and the anti-skid groove can be used for limiting and fixing the water suction pipe of different sizes, guarantee the safety and stability of the water suction pipe, and increase the practicability and convenience of the device.

[0017] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the scope of the appended claims and clauses. DETAILED DESCRIPTION

[0018] The accompanying drawings are used to provide further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute limitation on the utility model. In the drawings:

[0019] Figure 1 It is an overall structure perspective view of a constant-pressure type wastewater sampler according to the utility model;

[0020] Figure 2 It is a dustproof structure perspective view of a constant-pressure type wastewater sampler according to the utility model

[0021] Figure 3 It is a dustproof structure exploded view of a constant-pressure type wastewater sampler according to the utility model;

[0022] Figure 4 A perspective view of the limiting structure of a constant pressure wastewater sampler according to this utility model;

[0023] Figure 5 An exploded view of the limiting structure of a constant pressure wastewater sampler according to this utility model.

[0024] In the diagram: 1. Device body; 2. Housing; 3. Operation button; 4. Display screen; 5. Metal plate; 6. Slot; 7. Transparent dust cover; 8. Magnet; 9. Buckle; 10. Finger groove; 11. Pressure controller; 12. Peristaltic pump; 13. Water suction pipe; 14. Mounting bracket; 15. Mounting slot; 16. Two-way lead screw; 17. Collar 1; 18. Collar 2; 19. Clamp 1;

[0025] 20. Fixture 2; 21. Anti-wear pad; 22. Knob; 23. Anti-slip groove; 24. Storage box; 25. Pull rod; 26. Ventilation hole; 27. Casters. Detailed Implementation

[0026] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0027] like Figure 1 As shown in Figure 5, this embodiment provides a constant pressure wastewater sampler, including a device body 1, which contains a housing 2. Above the housing 2 are an operation button 3, a display screen 4, and a metal plate 5. A magnet 8 is magnetically attached to the metal plate 5, and a transparent dust cover 7 is connected above the magnet 8. Above the housing 2 are a pressure controller 11 and a peristaltic pump 12. One end of the peristaltic pump 12 is connected to a water pumping pipe 13. A mounting bracket 14 is installed on one outer wall of the housing 2. An installation groove 15 is opened inside the mounting bracket 14, and a bidirectional lead screw 16 is installed in the installation groove 15. A first collar 17 and a second collar 18 are screwed onto the bidirectional lead screw 16. The front end of the first collar 17 is connected to a first clamp 19, and the front end of the second collar 18 is connected to a second clamp 20. One end of the bidirectional lead screw 16 is connected to a knob 22.

[0028] Preferably, the metal plate 5 has a slot 6, the slots 6 are symmetrically arranged, and a buckle 9 is movably engaged in the slot 6, one end of the buckle 9 is fixedly connected to the transparent dust cover 7.

[0029] By setting the slot 6 and the buckle 9, the metal plate 5 and the transparent dust cover 7 can be connected and fixed, which increases the intimacy and connection between the devices and ensures the safety of the devices during use.

[0030] Preferably, the transparent dust cover 7 has a finger groove 10 and a movable groove inside, with two sets of finger grooves symmetrically arranged, and a water pumping pipe 13 is movably installed in the movable groove;

[0031] By setting the finger groove 10, the user can conveniently install and disassemble the transparent dust cover 7, and by setting the movable groove, the user can avoid damaging the water suction pipe 13 during installation of the transparent dust cover 7.

[0032] Preferably, the water suction pipe 13 is a telescopic pipe made of plastic;

[0033] The water suction pipe 13 can be used according to the needs of the user, avoiding the influence of the device sampling work due to the distance problem.

[0034] Preferably, the inner wall of the clamp one 19 and the clamp two 20 is fixedly installed with the wear-resistant pad 21;

[0035] By setting the wear-resistant pad 21, the clamp one 19 and the clamp two 20 can avoid being squeezed and damaged during use, prolonging the service life of the water suction pipe 13.

[0036] Preferably, the knob 22 is provided with anti-skid grooves 23, and the anti-skid grooves 23 are provided with multiple groups;

[0037] By setting the anti-skid groove 23, the user can avoid hand slipping and difficulty in turning the knob 22 during use.

[0038] Preferably, the box body 2 is fixedly installed with a storage box 24, and the storage box 24 is movably connected with a pull rod 25;

[0039] By setting the storage box 24, the pull rod 25 can be pulled out and put away, increasing the practicability of the device and providing convenience for the user.

[0040] Preferably, the box body 2 is provided with a plurality of heat dissipation holes 26, and the box body 2 is fixedly installed with a movable wheel 27 below;

[0041] By setting the heat dissipation hole 26, the heat generated during the operation of the device can be dissipated, and by setting the movable wheel 27, the user can conveniently move the device, improve the flexibility of the device, and provide convenience for the user.

[0042] The use principle and use process of the utility model: when needing to use the device to sample wastewater, the user places both hands in the finger groove 10, then pulls the transparent dust cover 7 upwards, the buckle 9 and the magnet 8 are separated from the clamping groove 6 and the metal plate 5 during the pulling process, until the transparent dust cover 7 is completely taken off, the user opens the pressure controller 11, adjusts the pressure to the required range, then starts the peristaltic pump 12 to sample the wastewater source through the water suction pipe 13, until sampling is completed, after sampling is completed, the transparent dust cover 7 is fixed on the upper side of the box body 2 again, the transparent dust cover 7 can be installed and dismounted, dust and particulate impurities can be reduced from entering the inside of the device, wear or blockage of the precise components of the sampler is avoided, the service life of the equipment is prolonged and sampling accuracy is maintained, when needing to limit the water suction pipe 13, the user rotates the knob 22 by hand, the knob 22 drives the bidirectional screw rod 16 to rotate in the mounting frame 14, the bidirectional screw rod 16 drives the sleeve ring one 17 and the sleeve ring two 18 to move on the bidirectional screw rod 16 when rotating, drives the clamp one 19 and the clamp two 20 to approach each other during the movement, until the wear pad 21 is completely attached to the water suction pipe 13, at this time, the water suction pipe 13 is clamped and fixed, different sizes of water suction pipes 13 can be limited and fixed, the safety and stability of the water suction pipe 13 are ensured, and the practicability and convenience of the device are increased.

[0043] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.

[0044] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0045] The utility model is described above in combination with specific implementation manners, but the person skilled in the art should be clear that these descriptions are exemplary, and are not the limitation of the protection scope of the utility model. The person skilled in the art can make various modifications and modifications to the utility model according to the spirit and principle of the utility model, and these modifications and modifications are also within the scope of the utility model.

Claims

1. A constant pressure type wastewater sampler characterized by, The utility model relates to a kind of automatic injection device, including device body (1), the device body (1) inside contains box (2), operating button (3) is equipped on the box (2) top, display screen (4) and metal plate (5), the metal plate (5) top is magnetically attracted magnet (8), the magnet (8) top is connected transparent dust cover (7), the box (2) top is equipped with pressure controller (11) and peristaltic pump (12), the peristaltic pump (12) one end is connected suction pipe (13), mounting bracket (14) is installed on the one side outer wall of the box (2), mounting groove (15) is set in the mounting bracket (14), two-way screw rod (16) is installed in the mounting groove (15), sleeve ring one (17) and sleeve ring two (18) are screwed on the two-way screw rod (16), clamp one (19) is connected in the sleeve ring one (17) front end, clamp two (20) is connected in the sleeve ring two (18) front end, two-way screw rod (16) one end is connected knob (22).

2. A constant pressure wastewater sampler according to claim 1, characterised in that The metal plate (5) is provided with a clamping groove (6), the clamping groove (6) is symmetrically arranged, the clamping groove (6) is movably connected with a clasp (9), one end of the clasp (9) is fixedly connected with the transparent dust cover (7).

3. A constant pressure wastewater sampler according to claim 1, characterised in that The transparent dust cover (7) is provided with a finger groove (10) and a movable groove, the finger groove (10) is symmetrically provided with two groups, and the movable groove movably installs the suction pipe (13).

4. A constant pressure wastewater sampler according to claim 1, wherein The suction pipe (13) is made of plastic and is a telescopic pipe.

5. A constant pressure wastewater sampler according to claim 1, wherein The inner wall of the clamp one (19) and the clamp two (20) is fixedly installed with an anti-wear pad (21).

6. A constant pressure wastewater sampler according to claim 1, wherein The knob (22) is provided with an anti-slip groove (23), and the anti-slip groove (23) is provided with multiple groups.

7. A constant pressure wastewater sampler according to claim 1, wherein The box (2) rear end is fixedly installed with a storage box (24), and the storage box (24) is movably connected with a pull rod (25).

8. A constant pressure wastewater sampler according to claim 1, wherein The box (2) is provided with a plurality of heat dissipation holes (26), and the box (2) is fixedly installed with a plurality of movable wheels (27) below.

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