CN215574014U

CN215574014U - Negative pressure type sampling device for sewage detection

Info

Publication number: CN215574014U
Application number: CN202121803962.2U
Authority: CN
Inventors: 丁亮
Original assignee: Jiangxi Aoling Technology Co ltd
Current assignee: Jiangxi Aoling Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-18
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a negative pressure type sampling device for sewage detection, which comprises a box body, wherein a limiting plate is arranged at the bottom of an inner cavity of the box body, a supporting rod is fixedly connected to the bottom of the limiting plate, the bottom of the supporting rod penetrates through the box body and is fixedly connected with a pressing plate, the bottom of the pressing plate is fixedly connected with a balancing weight, sampling boxes are communicated with two sides of the box body, one sides, far away from the box body, of the sampling boxes are communicated with a water inlet pipe, and the bottoms of the sampling boxes are communicated with a water outlet pipe. According to the utility model, by arranging the pressing plate, the balancing weight, the sampling box, the water inlet pipe, the water drain pipe, the valve, the piston, the spring, the extrusion block, the telescopic rod, the control rod, the push block, the movable plate, the baffle and the water inlet hole, the problem that the conventional negative pressure type sampling device for sewage detection can only detect surface layer sewage is solved, and the negative pressure type sampling device for sewage detection has the advantage of being capable of sampling sewage in different water layers, and is worthy of popularization.

Description

Negative pressure type sampling device for sewage detection

Technical Field

The utility model relates to the technical field of sewage detection, in particular to a negative pressure type sampling device for sewage detection.

Background

The sewage is the effluent water that comes from life and production that receives certain pollution, the water that has lost original use function is called sewage for short, mainly be the water after using in life, it is easier that it contains organic matter more handles, need detect sewage at present in sewage treatment process, need use negative pressure formula sampling device for sewage detection during the detection, current negative pressure formula sampling device for sewage detection has some problems, if can't take a sample to the sewage on different water layers, can only sample top layer sewage, lead to sewage detection data not accurate enough, the practicality of negative pressure formula sampling device for sewage detection has been reduced, be unfavorable for people's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a negative pressure type sampling device for sewage detection, which has the advantage of being capable of sampling sewage in different water layers and solves the problem that the conventional negative pressure type sampling device for sewage detection can only detect surface sewage.

In order to achieve the purpose, the utility model provides the following technical scheme: a negative pressure type sampling device for sewage detection comprises a box body, wherein a limiting plate is arranged at the bottom of an inner cavity of the box body, a supporting rod is fixedly connected to the bottom of the limiting plate, the bottom of the supporting rod penetrates through the box body and is fixedly connected with a pressing plate, a balancing weight is fixedly connected to the bottom of the pressing plate, two sides of the box body are both communicated with sampling boxes, one sides of the sampling boxes, which are far away from the box body, are communicated with a water inlet pipe, the bottom of the sampling boxes are communicated with a water outlet pipe, a valve is sleeved on the surface of the water outlet pipe, the inner cavity of the sampling boxes is provided with pistons, one sides of the two pistons, which are opposite to each other, are both fixedly connected with springs, one sides of the two pistons, which are opposite to each other, are both fixedly connected with extrusion blocks, a motor is fixedly connected to the top of the inner cavity of the box body, a threaded rod is fixedly connected to the bottom of an output end of the motor, a telescopic rod is sleeved on the surface of the threaded rod, and a control rod is fixedly connected to the bottom of the telescopic rod, the surface cover of control lever is equipped with the ejector pad, the both sides of ejector pad bottom all contact with the extrusion piece, the bottom fixedly connected with fly leaf of control lever, the equal fixedly connected with spacing case in top of box both sides, the inner chamber of spacing case is provided with the push pedal, the top fixedly connected with flexure strip of push pedal, the bottom fixedly connected with baffle of push pedal, the bottom of baffle run through spacing case and inlet tube in proper order and with clamp plate fixed connection, the inlet opening has all been seted up to one side that two baffles are opposite and the bottom that is located the inlet tube.

Preferably, the top of the pressing plate is fixedly connected with pressure sensors on two sides of the supporting rod, and a first opening matched with the supporting rod for use is formed in the bottom of the box body.

Preferably, the top and the bottom of inlet tube all seted up with the baffle cooperation second opening that uses, the spring is kept away from one side of piston and is sampled the inner wall fixed connection of box, the surface and the ejector pad fixed connection of control lever.

Preferably, the surface of threaded rod and telescopic link threaded connection, the equal fixedly connected with slider in top of telescopic link both sides, the spout that uses with the slider cooperation is all seted up to the both sides of box inner chamber.

Preferably, the bottom of spacing case is seted up with the third opening that the baffle cooperation was used, the top fixedly connected with of spacing case pulls solid fixed ring.

Preferably, the front surface of box is provided with the water level scale, the front surface of sampling box is provided with the liquid level observation window.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by arranging the pressing plate, the balancing weight, the sampling box, the water inlet pipe, the water drain pipe, the valve, the piston, the spring, the extrusion block, the telescopic rod, the control rod, the push block, the movable plate, the baffle and the water inlet hole, the problem that the conventional negative pressure type sampling device for sewage detection can only detect surface layer sewage is solved, and the negative pressure type sampling device for sewage detection has the advantage of being capable of sampling sewage in different water layers, and is worthy of popularization.

2. The utility model can prevent the support rod from separating from the inner cavity of the box body by arranging the limit plate, can enable the box body to quickly sink into sewage by arranging the balancing weight, can store the sewage by arranging the sampling box, can suck the sewage into the sampling box through the water inlet pipe by matching with the spring by arranging the piston, can control the using positions of the telescopic rod and the control rod by matching with the motor by arranging the threaded rod, can control the using position of the piston by matching with the extrusion block by arranging the push plate, can prevent the baffle from separating from the inner cavity of the limit box by arranging the push plate, can control the opening and closing of the water inlet pipe by arranging the baffle, can discharge the sewage in the sampling box by arranging the drain pipe and the valve, can facilitate the use of the telescopic rod by arranging the slide block and the chute, can be fixed with the connecting rope by arranging the traction fixing ring, the user can sink the box body into the sewage conveniently.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a partial enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a box body; 2. a limiting plate; 3. a support bar; 4. pressing a plate; 5. a balancing weight; 6. a sampling box; 7. a water inlet pipe; 8. a drain pipe; 9. a valve; 10. a piston; 11. a spring; 12. extruding the block; 13. a motor; 14. a threaded rod; 15. a telescopic rod; 16. a control lever; 17. a push block; 18. a movable plate; 19. a limiting box; 20. pushing the plate; 21. an elastic sheet; 22. a baffle plate; 23. a water inlet hole; 24. a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a negative pressure type sampling device for sewage detection comprises a box body 1, a limiting plate 2 is arranged at the bottom of an inner cavity of the box body 1, a supporting rod 3 is fixedly connected to the bottom of the limiting plate 2, the bottom of the supporting rod 3 penetrates through the box body 1 and is fixedly connected with a pressing plate 4, a balancing weight 5 is fixedly connected to the bottom of the pressing plate 4, sampling boxes 6 are respectively communicated with two sides of the box body 1, a water inlet pipe 7 is communicated with one side of each sampling box 6 away from the box body 1, a water outlet pipe 8 is communicated with the bottom of each sampling box 6, a valve 9 is sleeved on the surface of each water outlet pipe 8, a piston 10 is arranged in the inner cavity of each sampling box 6, a spring 11 is fixedly connected to one side of each piston 10 opposite to each other, an extrusion block 12 is fixedly connected to one side of each piston 10 opposite to each piston, a motor 13 is fixedly connected to the top of the inner cavity of the box body 1, and a threaded rod 14 is fixedly connected to the bottom of an output end of the motor 13, the surface of the threaded rod 14 is sleeved with a telescopic rod 15, the bottom of the telescopic rod 15 is fixedly connected with a control rod 16, the surface of the control rod 16 is sleeved with a push block 17, both sides of the bottom of the push block 17 are contacted with the extrusion block 12, the bottom of the control rod 16 is fixedly connected with a movable plate 18, both tops of both sides of the box body 1 are fixedly connected with a limit box 19, an inner cavity of the limit box 19 is provided with a push plate 20, the top of the push plate 20 is fixedly connected with an elastic sheet 21, the bottom of the push plate 20 is fixedly connected with a baffle 22, the bottom of the baffle 22 sequentially penetrates through the limit box 19 and the water inlet pipe 7 and is fixedly connected with the pressure plate 4, the bottom of the two baffle 22 opposite sides and the bottom of the water inlet pipe 7 are respectively provided with a water inlet hole 23, the top of the pressure plate 4 and both sides of the support rod 3 are respectively fixedly connected with a pressure sensor 24, the bottom of the box body 1 is provided with a first opening matched with the support rod 3, the top and the bottom of the water inlet pipe 7 are respectively provided with second openings matched with the baffle 22, one side of a spring 11, which is far away from a piston 10, is fixedly connected with the inner wall of a sampling box 6, the surface of a control rod 16 is fixedly connected with a push block 17, the surface of a threaded rod 14 is in threaded connection with a telescopic rod 15, the tops of two sides of the telescopic rod 15 are both fixedly connected with sliding blocks, sliding chutes matched with the sliding blocks are formed in two sides of an inner cavity of the box body 1, a third opening matched with a baffle 22 for use is formed in the bottom of a limiting box 19, a traction fixing ring is fixedly connected with the top of the limiting box 19, a water level scale is arranged on the front surface of the box body 1, a liquid level observation window is arranged on the front surface of the sampling box 6, by arranging a limiting plate 2, a supporting rod 3 can be prevented from being separated from the inner cavity of the box body 1, by arranging a balancing weight 5, the box body 1 can be quickly sunk into sewage, by arranging the sampling box 6, the sewage can be stored, by arranging the piston 10, the sewage can be matched with the spring 11 to be sucked into the sampling box 6 through a water inlet pipe 7, through setting up the threaded rod 14, can cooperate with motor 13 to control the service position of telescopic link 15 and control lever 16, through setting up the ejector pad 17, can cooperate with extrusion block 12 to control the service position of piston 10, through setting up the push pedal 20, can prevent the baffle 22 from breaking away from the inner chamber of the spacing case 19, through setting up the baffle 22, can control the switch of the inlet tube 7, through setting up drain pipe 8 and valve 9, can discharge the sewage in the sample box 6, through setting up slide block and concrete chute, can facilitate the use of the telescopic link 15, through setting up and drawing the fixed ring, can fix with the connecting rope, facilitate users to sink the container body 1 into the sewage, through setting up the clamp plate 4, counterweight 5, sample box 6, inlet tube 7, drain pipe 8, valve 9, piston 10, spring 11, extrusion block 12, telescopic link 15, control lever 16, ejector pad 17, fly leaf 18, baffle 22 and inlet opening 23, the problem of current negative pressure formula sampling device for sewage detection can only detect surface layer sewage is solved, this negative pressure formula sampling device for sewage detection possesses the advantage that can take a sample the sewage on different water layers, is worth promoting.

When the device is used, the box body 1 is sunk into a sewage pool, when the balancing weight 5 is contacted with the bottom of the pool, the box body 1 continues to move downwards due to the self weight, when the bottom of the box body 1 is contacted with the pressure sensor 24, the pressure sensor 24 controls the motor 13 to be started, the motor 13 is matched with the threaded rod 14 to drive the threaded rod 14 to rotate, the threaded rod 14 is matched with the telescopic rod 15 to drive the control rod 16 and the push block 17 to move, after the push block 17 is not contacted with the extrusion block 12, the spring 11 resets to drive the piston 10 to move, meanwhile, the box body 1 moves downwards to drive the sampling box 6 and the water inlet pipe 7 to move downwards, when the position of the water inlet hole 23 on the baffle plate 22 and the water inlet pipe 7 are in a horizontal state, the piston 10 moves to enable the interior of the sampling box 6 to be in a negative pressure state, external sewage enters the sampling box 6 through the water inlet pipe 7 to finish sampling of the sewage, through the matching of the traction fixing ring and the connecting rope after the sampling is finished, a user can conveniently pull the box body 1 out of the sewage pool, clump weight 5 drives clamp plate 4 downstream, clamp plate 4 removes and drives baffle 22 and remove, baffle 22 removes to make inlet opening 23 no longer be in the horizontality with inlet tube 7, open motor 13 once more when taking out sewage, motor 13 drives telescopic link 15 and control lever 16 downstream with 14 cooperations of threaded rod, 16 removal of control lever drive ejector pad 17 remove, ejector pad 17 drives piston 10 extrusion spring 11 with the cooperation of extrusion piece 12, open valve 9 and can take out sewage, through collecting the sewage in the not co-altitude sample box 6, the realization is to the sample of different water layers in the effluent water sump.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a negative pressure formula sampling device for sewage detection, includes box (1), its characterized in that: the bottom of the inner cavity of the box body (1) is provided with a limiting plate (2), the bottom of the limiting plate (2) is fixedly connected with a supporting rod (3), the bottom of the supporting rod (3) penetrates through the box body (1) and is fixedly connected with a pressing plate (4), the bottom of the pressing plate (4) is fixedly connected with a balancing weight (5), two sides of the box body (1) are communicated with sampling boxes (6), one sides of the sampling boxes (6) far away from the box body (1) are communicated with a water inlet pipe (7), the bottom of the sampling boxes (6) is communicated with a water outlet pipe (8), the surface of the water outlet pipe (8) is sleeved with a valve (9), the inner cavity of each sampling box (6) is provided with a piston (10), one side of each of the two pistons (10) opposite to each other is fixedly connected with a spring (11), one side of each piston (10) opposite to each other is fixedly connected with an extrusion block (12), and the top of the inner cavity of the box body (1) is fixedly connected with a motor (13), the bottom fixedly connected with threaded rod (14) of motor (13) output, the surface cover of threaded rod (14) is equipped with telescopic link (15), the bottom fixedly connected with control lever (16) of telescopic link (15), the surface cover of control lever (16) is equipped with ejector pad (17), the both sides of ejector pad (17) bottom all contact with extrusion block (12), the bottom fixedly connected with fly leaf (18) of control lever (16), the top of box (1) both sides all fixedly connected with spacing case (19), the inner chamber of spacing case (19) is provided with push pedal (20), the top fixedly connected with flexure strip (21) of push pedal (20), the bottom fixedly connected with baffle (22) of push pedal (20), the bottom of baffle (22) runs through spacing case (19) and inlet tube (7) in proper order and with clamp plate (4) fixed connection, the water inlet holes (23) are formed in the opposite sides of the two baffles (22) and at the bottom of the water inlet pipe (7).

2. The negative pressure type sampling device for sewage detection according to claim 1, wherein: the top of clamp plate (4) just is located equal fixedly connected with pressure sensor (24) in both sides of bracing piece (3), the first opening that uses with bracing piece (3) cooperation is seted up to the bottom of box (1).

3. The negative pressure type sampling device for sewage detection according to claim 1, wherein: the second opening that uses with baffle (22) cooperation is all seted up to the top and the bottom of inlet tube (7), one side that piston (10) were kept away from in spring (11) and the inner wall fixed connection of sampling box (6), the surface and ejector pad (17) fixed connection of control lever (16).

4. The negative pressure type sampling device for sewage detection according to claim 1, wherein: the surface of threaded rod (14) and telescopic link (15) threaded connection, the equal fixedly connected with slider in top of telescopic link (15) both sides, the spout that uses with the slider cooperation is all seted up to the both sides of box (1) inner chamber.

5. The negative pressure type sampling device for sewage detection according to claim 1, wherein: the third opening that uses with baffle (22) cooperation is seted up to the bottom of spacing case (19), the top fixedly connected with of spacing case (19) pulls solid fixed ring.

6. The negative pressure type sampling device for sewage detection according to claim 1, wherein: the positive surface of box (1) is provided with the water level scale, the positive surface of sampling box (6) is provided with the liquid level observation window.