CN114166579A

CN114166579A - Sewage sampling device

Info

Publication number: CN114166579A
Application number: CN202111489502.1A
Authority: CN
Inventors: 刘红茹; 刘昌伟; 李晓韩; 薛占方; 王阵阵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-03-11

Abstract

The invention belongs to the technical field of sewage treatment, and particularly relates to a sewage sampling device which comprises a sampler and a sample tank, wherein the sample tank is slidably arranged in the sampler in a penetrating manner, the sampler comprises an outer cylinder and a base rod which are fixedly connected, an end cover is screwed on the outer cylinder, a rubber block is arranged on the end cover, a corrugated hose is connected to the outer cylinder in a scheduled manner, a top cover is arranged on the corrugated hose, the sample tank comprises an inner cylinder, a piston and a pull rod, a needle tube is arranged on the inner cylinder, a hanging ring is arranged on the pull rod, a connecting rod is arranged on the top cover, a top ring is arranged on the connecting rod, a first pull rod is connected to the top cover, a second pull rod is slidably arranged on the top cover, the second pull rod comprises a base rod and a top rod base rod, mounting holes are formed in the base rod, the top rod is arranged in the mounting holes in a penetrating manner, and a hook is hinged in the mounting groove, so that the problem that other impurities possibly mixed in the upper layer of a sampling position when the existing sewage sampling device is taken out from water to affect detection is solved The problem of the result.

Description

Sewage sampling device

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a sewage sampling device.

Background

Sewage treatment is the necessary work in the world today, because the water resource that can use of earth is scarce leads to people's available water to become less and less through consuming, if do not practice thrift the water resource can bring very serious consequence, not only will practice thrift the water resource, still need to handle available cyclic utilization's water resource, we will take a sample to some sewage for the treatment water resource, but the device of sewage sampling on the present market can not be closed the device totally after taking a sample, other impurity pollution samples in the upper water level of sample position probably sneak into when taking out the device from the aquatic influence testing result.

Disclosure of Invention

Based on the problems mentioned in the background art, the invention provides a sewage sampling device, which is used for solving the problem that other impurities possibly mixed in an upper water level of a sampling position pollute a sample when the conventional sewage sampling device is taken out from water to influence a detection result.

The technical scheme adopted by the invention is as follows:

a sewage sampling device comprises a sampler and a sample tank, wherein the sample tank is slidably arranged in the sampler in a penetrating way, the sampler comprises an outer barrel and a base rod which are fixedly connected, a second handle is arranged on the base rod, an end cover is screwed on the outer barrel, a rubber block is arranged on the end cover, a corrugated hose is connected on the outer barrel in a regular way, a top cover is arranged on the corrugated hose, the sample tank comprises an inner barrel, a piston and a pull rod, the inner barrel is slidably arranged in the outer barrel in a penetrating way, a needle tube is arranged on the inner barrel, the piston is slidably arranged in the inner barrel, the pull rod is fixedly connected with the piston, a hanging ring is arranged on the pull rod, a clamping groove is arranged on the hanging ring, a connecting rod is arranged on the top cover, a top ring is arranged on the connecting rod, the top ring is slidably arranged in the outer barrel, a first traction rod is connected on the top cover, and a second traction rod is slidably arranged on the top cover, the second traction rod comprises a base rod and an ejector rod base rod, wherein mounting holes are formed in the base rod and the ejector rod base rod, the ejector rod penetrates through the mounting holes, a mounting groove communicated with the mounting holes is formed in the base rod, a hook is hinged in the mounting groove, a transmission rod is integrally formed on the hook, and one end of the transmission rod is located in the through hole.

On the basis of the technical scheme, the invention also improves the following steps:

further, the end cover is provided with a limiting cylinder, the rubber block is embedded in the limiting cylinder, a first limiting ring is installed in the end cover, and the first limiting ring is located between the end cover and the outer cylinder. The rubber block is convenient to replace, and the first limiting ring fixes the rubber block, so that the rubber block is firm.

Further, a second limiting ring is installed on the outer barrel, and the top ring is located between the first limiting ring and the second limiting ring. The use influence caused by the separation of the top ring from the outer cylinder is avoided.

Further, the base rod is sleeved with a rubber ring, and the rubber ring is fixedly connected with the top cover. The gap between the top cover and the base rod is sealed by a rubber ring.

Furthermore, a first handle is installed on the base rod, and a push head is installed on the ejector rod. The pulling base rod is convenient to pull through the first handle to move so as to drive the pull rod, the push rod is convenient to extrude through the push head so as to push the hook to be unfolded, and the use is convenient.

Furthermore, a sealing cover is screwed in the through hole, a spring is installed between the sealing cover and the transmission rod, and the spring is located in the through hole. The effect at the spring makes the couple keep contracting, avoids getting rid of the draw-in groove influence use in the use.

Furthermore, the hook is provided with an inclined opening. When the sample tank is installed, the hanging ring on the pull rod can be clamped between the two hooks through the inclined opening, and the connection is convenient.

Further, be equipped with a screw thread section of thick bamboo on the top cap, first traction lever bottom is equipped with the stopper, and the stopper is located a screw thread section of thick bamboo, sliding sleeve is equipped with the nut on the first traction lever, the nut spiro union is on a screw thread section of thick bamboo. The first traction rod and the top cover are convenient to detach and install.

Further, a sleeve is installed on the first traction rod and sleeved on the base rod. The sleeve is used for radially fixing the first traction rod, so that the top cover is radially fixed, and the top cover is prevented from deflecting to influence the use of the second traction rod.

The invention has the beneficial effects that:

the outer cylinder is sealed by an end cover, a top cover and a corrugated hose, and the sample tank is arranged in the outer cylinder and can be isolated from sewage to prevent the sewage from attaching to the surface of the sample tank, so that the surface of the sample tank is still relatively clean after sampling; when sampling, the outer barrel is pushed to move through the first traction rod, the top cover, the connecting rod and the top ring, so that the needle tube penetrates through the rubber block and is exposed outside the outer barrel, the piston is pulled to move, a sewage sample can be drawn, after the sample is collected, the inner barrel is pulled back, so that the needle tube enters the outer barrel again, and the outer wall of the needle tube is cleaned through the rubber block to prevent sewage from entering the outer barrel; the sample jar is sealed again after the sample is accomplished can avoid mixing into other material pollution samples when the sampling device is taken out from the sewage.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural diagram of a sewage sampling apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic longitudinal sectional view of a sewage sampling apparatus according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is a schematic structural view of a second drawbar in an embodiment of the invention;

FIG. 6 is a first schematic view of a vertical section of a sewage sampling apparatus for sampling according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a vertical sectional structure of a sewage sampling device during sampling according to an embodiment of the present invention;

the main element symbols are as follows:

the outer cylinder 1, the base rod 11, the second handle 12, the top cover 2, the rubber ring 21, the connecting rod 22, the top ring 23, the threaded cylinder 24, the end cover 3, the limiting cylinder 31, the rubber block 32, the first limiting ring 33, the corrugated hose 4, the inner cylinder 51, the needle tube 52, the piston 53, the pull rod 54, the hanging ring 55, the clamping groove 551, the first traction rod 61, the sleeve 62, the limiting block 63, the nut 64, the second traction rod 7, the base rod 71, the mounting groove 72, the hook 73, the transmission rod 731, the sealing cover 74, the spring 75 and the ejector rod 76.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 7, a sewage sampling device comprises a sampler and a sample tank, wherein the sample tank is slidably arranged in the sampler, the sampler comprises an outer cylinder 1 and a base rod 11 which are fixedly connected, a second handle 12 is arranged on the base rod 11, an end cover 3 is screwed on the outer cylinder 1, a rubber block 32 is arranged on the end cover 3, a corrugated hose 4 is connected on the outer cylinder 1 in a scheduled manner, a top cover 2 is arranged on the corrugated hose 4, the sample tank comprises an inner cylinder 51, a piston 53 and a pull rod 54, the inner cylinder 51 is slidably arranged in the outer cylinder 1, a needle tube 52 is arranged on the inner cylinder 51, the piston 53 is slidably arranged in the inner cylinder 51, the pull rod 54 is fixedly connected with the piston 53, a hanging ring 55 is arranged on the pull rod 54, a clamping groove 551 is arranged on the hanging ring 55, a connecting rod 22 is arranged on the top cover 2, a top ring 23 is arranged on the connecting rod 22, the top ring 23 is slidably arranged in the outer cylinder 1, a first pull rod 61 is connected on the top cover 2, the top cover 2 is provided with a second traction rod 7 in a sliding mode, the second traction rod 7 comprises a base rod 71 and a top rod 76, mounting holes are formed in the base rod 71, the top rod 76 penetrates through the mounting holes, a mounting groove 72 communicated with the mounting holes is formed in the base rod 71, a hook 73 is hinged in the mounting groove 72, a transmission rod 731 is integrally formed in the hook 73, and one end of the transmission rod 731 is located in the through hole.

Specifically, the end cover 3 is provided with a limiting cylinder 31, the rubber block 32 is embedded in the limiting cylinder 31, a first limiting ring 33 is installed in the end cover 3, the first limiting ring 33 is located between the end cover 3 and the outer cylinder 1, the rubber block 32 is convenient to replace, and the rubber block 32 is fixed by the first limiting ring 33, so that the rubber block 32 is firmer; in order to prevent the top ring 23 from separating from the outer cylinder 1 to affect use, the outer cylinder 1 is provided with a second limiting ring 10, and the top ring 23 is positioned between the first limiting ring 33 and the second limiting ring 10; the base rod 71 is sleeved with a rubber ring 21, and the rubber ring 21 is fixedly connected with the top cover 2. The gap between the top cover 2 and the base rod 71 is closed by the rubber ring 21.

Specifically, a first handle 78 is mounted on the base rod 71, a push head 77 is mounted on the push rod 76, the base rod 71 is conveniently pulled to move through the first handle 78 to drive the pull rod 54, the push head 77 is convenient to extrude the push rod 76 to push the hook 73 to be unfolded, and the use is convenient; a sealing cover 74 is screwed in the through hole, a spring 75 is arranged between the sealing cover 74 and the transmission rod 731, the spring 75 is positioned in the through hole, the hook 73 can keep contracting under the action of the spring 75, and the hook 73 is prevented from being separated from the clamping groove 551 to influence use in the use process; in order to facilitate the connection between the hook 73 and the pull rod 54, the hook 73 is provided with an oblique opening 731, and the hanging ring 55 on the pull rod 54 can be clamped between the two hooks 73 through the oblique opening 731 when the sample tank is installed.

Specifically, the top cover 2 is provided with a threaded cylinder 24, the bottom end of the first traction rod 61 is provided with a limiting block 63, the limiting block 63 is located in the threaded cylinder 24, a nut 64 is slidably sleeved on the first traction rod 61, and the nut 64 is screwed on the threaded cylinder 24. The first traction rod 61 and the top cover 2 are convenient to detach and mount.

Specifically, the first traction rod 61 is provided with a sleeve 62, and the sleeve 62 is sleeved on the base rod 11. The radial fixing of the first traction rod 61 and thus of the cap 2 by means of the sleeve 62 prevents the cap 2 from deflecting and interfering with the use of the second traction rod 7.

When sampling, the outer cylinder 1 is immersed into sewage to be sampled, then the top cover 2 is pushed by the first traction rod 61 to move, the top cover 2 pushes the inner cylinder 51 to move by the connecting rod 22 and the top ring 23 so that the needle tube 52 penetrates through the rubber block 32 and extends out of the outer cylinder 1 (as shown in fig. 6), then the base rod 71 is pulled to be clamped into the clamping groove 551 (as shown in fig. 3) through the hook 73 to drive the pull rod 54 and the piston 53 to move so that the sewage is sucked into the inner cylinder 51 (as shown in fig. 7) to obtain a sewage sample, when the piston 53 reaches the maximum stroke, the sewage cannot be continuously sucked, when the base rod 71 is continuously pulled, the inner cylinder 51 can be driven to return so that the needle tube 52 is pulled out of the rubber block 32 and returns to the outer cylinder 1 so that the sample tank is closed again, and the sampling device is taken out of the sewage to finish sampling. Finally, the end cover 3 is opened by using a tool, the base rod 71 is pushed, the push head 77 is pressed, the push rod 76 extrudes the transmission rod 731, the hook 73 is unfolded to be separated from the pull rod 54, and the inner cylinder 51 is pushed by the first traction rod 61 to be separated from the outer cylinder 1 to take out the sample tank. Finally, a new sample can is put into the outer barrel 1, and then the end cover 3 is put back for continuous use.

The sewage sampling device provided by the invention is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a sewage sampling device, includes sampler and sample jar, the sample jar slides and wears to locate in the sampler, its characterized in that: the sampler comprises an outer barrel (1) and a base rod (11) which are fixedly connected, a second handle (12) is installed on the base rod (11), an end cover (3) is screwed on the outer barrel (1), a rubber block (32) is installed on the end cover (3), a corrugated hose (4) is connected on the outer barrel (1) in a scheduled mode, a top cover (2) is installed on the corrugated hose (4), the sample tank comprises an inner barrel (51), a piston (53) and a pull rod (54), the inner barrel (51) is slidably arranged in the outer barrel (1), a needle tube (52) is arranged on the inner barrel (51), the piston (53) is slidably arranged in the inner barrel (51), the pull rod (54) is fixedly connected with the piston (53), a hanging ring (55) is arranged on the pull rod (54), a clamping groove (551) is formed in the hanging ring (55), and a connecting rod (22) is installed on the top cover (2), install apical ring (23) on connecting rod (22), apical ring (23) slidable mounting is in urceolus (1), be connected with first traction lever (61) on top cap (2), slidable mounting has second traction lever (7) on top cap (2), second traction lever (7) have been seted up the mounting hole including base pole (71) and ejector pin (76) base pole (71), and ejector pin (76) are worn to locate in the mounting hole, set up mounting groove (72) with the mounting hole intercommunication on base pole (71), it has couple (73) to articulate in mounting groove (72), integrated into one piece has transfer line (731) on couple (73), the one end of transfer line (731) is located the through-hole.

2. The effluent sampling apparatus as set forth in claim 1, wherein: end cover (3) are equipped with a spacing section of thick bamboo (31), rubber block (32) are inlayed and are located a spacing section of thick bamboo (31), install first spacing ring (33) in end cover (3), first spacing ring (33) are located between end cover (3) and urceolus (1).

3. The effluent sampling apparatus as set forth in claim 2, wherein: the outer barrel (1) is provided with a second limiting ring (10), and the top ring (23) is located between the first limiting ring (33) and the second limiting ring (10).

4. The effluent sampling apparatus as set forth in claim 1, wherein: the base rod (71) is sleeved with a rubber ring (21), and the rubber ring (21) is fixedly connected with the top cover (2).

5. The effluent sampling apparatus as set forth in claim 4, wherein: a first handle (78) is mounted on the base rod (71), and a push head (77) is mounted on the ejector rod (76).

6. The effluent sampling apparatus as set forth in claim 5, wherein: a sealing cover (74) is screwed in the through hole, a spring (75) is installed between the sealing cover (74) and the transmission rod (731), and the spring (75) is located in the through hole.

7. The effluent sampling apparatus as set forth in claim 6, wherein: the hook (73) is provided with an inclined opening (731).

8. The effluent sampling apparatus as set forth in claim 1, wherein: be equipped with a screw thread section of thick bamboo (24) on top cap (2), first traction lever (61) bottom is equipped with stopper (63), and stopper (63) are located a screw thread section of thick bamboo (24), sliding sleeve is equipped with nut (64) on first traction lever (61), nut (64) spiro union is on a screw thread section of thick bamboo (24).

9. The effluent sampling apparatus as set forth in claim 8, wherein: a sleeve (62) is mounted on the first traction rod (61), and the sleeve (62) is sleeved on the base rod (11).