CN217033190U

CN217033190U - Sampling detection equipment for water supply and drainage

Info

Publication number: CN217033190U
Application number: CN202220627792.5U
Authority: CN
Inventors: 马兴华; 张晓丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-22
Anticipated expiration: 2032-03-21

Abstract

The application provides a sampling test equipment for feedwater drainage belongs to water sample detection technical field, and this a sampling test equipment for feedwater drainage includes solid-liquid sampling subassembly and piston sampling subassembly. Through the rope of sample pneumatic cylinder one end, put into corresponding water layer with the sample detection equipment, make things convenient for the entering and the collection of water, until seal in piston one end inserts the sampling sleeve. Increase thrust piston and the promotion precision of sealing the piston through pull rod sliding guide, seal the cavity that thrust piston, seal piston and sampling sleeve constitute through a plurality of seal rings, reduce the pollution and the leakage of water sample. Continue to drag the rope, collect the water sample together with the check out test set is whole. Compare traditional quality of water automatic sampler's pipeline and inhale, the monobloc piston sample has kept the integrality of deposit in the water sample, has reduced the problem that the water supply and drainage pipeline sample blockked up, has realized the detection of water bottom water layer, and water sample precision is higher, and the water sample is more convenient.

Description

Sampling detection equipment for water supply and drainage

Technical Field

The application relates to the technical field of water samples, in particular to a sampling detection device for water supply and drainage.

Background

The water quality sampling detection is a process for monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. The water quality monitoring range is very wide, and the water quality monitoring range comprises natural water (rivers, lakes, seas and underground water) which is not polluted and is polluted, various industrial drainage and the like. Pollution and destruction of water environment become one of the main environmental problems in the world at present, and regular sampling detection of water supply and drainage of domestic water for residents protects the health of the domestic water. Generally, a water quality automatic sampler is adopted to carry out regular suction sampling detection on a water body.

However, water scale and some algae are easy to accumulate in the water supply and drainage pipelines, pipelines for secondary or multiple water supply mostly adopt water towers for turnover, mud scale is easy to accumulate at the bottom of a pipe wall or the bottom of the water tower, and a large amount of sludge contained in sewage in the drainage pipelines is easy to accumulate. The sampling of water sample includes the sample to the water layer deposit, and current automatic sampler sample mouth of pipe is blockked up by deposit such as mud very easily, causes the difficulty that bottom water detected.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. To this end, the present application proposes a sampling and testing device for water supply and drainage,

the application is realized as follows:

the application provides a sampling test equipment for feedwater drainage includes solid-liquid sampling subassembly and piston sampling subassembly.

Solid-liquid sampling subassembly includes base, sampling sleeve, sample pneumatic cylinder and center pin, the fixed cover of sampling sleeve one end connect in the base surface, sample pneumatic cylinder body set up in on the base, the fixed cover of center pin one end connect in sample pneumatic cylinder piston rod one end, piston sampling subassembly include the thrust piston, seal piston and pull rod, the fixed cover of thrust piston connect in the center pin surface, the thrust piston slide run through in the sampling sleeve, seal the fixed cover of piston connect in the center pin surface, seal the piston peg graft in the sampling sleeve other end, the pull rod evenly set up in thrust piston week side with seal piston week side, pull rod one end slide run through in the base surface.

In an embodiment of the present application, a clamping table is disposed on the base, and the sampling sleeve is fixedly sleeved on the surface of the clamping table.

In one embodiment of the present application, the sampling hydraulic cylinder body is provided with a rope seat, and a pull rope is wound on the rope seat.

In an embodiment of the present application, a screw head is arranged at one end of the piston rod of the sampling hydraulic cylinder, and one end of the screw head is arranged in one end of the central shaft.

In an embodiment of the application, the surface of the thrust piston is uniformly provided with a first water ring, and the first water ring penetrates through the sampling sleeve in a sliding manner.

In an embodiment of the present application, a second water ring is disposed on a surface of the sealing piston, and the second water ring slidably penetrates through the other end of the sampling sleeve.

In one embodiment of the present application, a shaft sleeve is disposed in both the thrust piston and the seal piston, and the shaft sleeve is fixedly sleeved on the surface of the central shaft.

In an embodiment of the present application, a first seal ring is disposed in the shaft sleeve, and the first seal ring is attached to the surface of the central shaft.

In an embodiment of the present application, a second seal ring is disposed at one end of the shaft sleeve, the second seal ring is sleeved on the surface of the central shaft, and the second seal ring is attached to the inner surface of the thrust piston and the inner surface of the sealing piston.

In an embodiment of the application, expansion sleeves are arranged in the thrust piston and the sealing piston which are adjacent to the pull rod, guide sleeves are uniformly arranged on the base, and one end of the pull rod penetrates through the guide sleeves in a sliding mode.

The beneficial effect of this application is: this application obtains through above-mentioned design a sampling test equipment for feedwater drainage, during the use, rope through sample pneumatic cylinder one end, put into corresponding water layer with sampling test equipment, a period of stewing treats the water stabilization back, through the slow lift of sample pneumatic cylinder control thrust piston with seal the piston, seal the piston at the promotion in-process, the deposit rises in carrying the water layer, it is promoting the in-process to seal the piston, extension sampling sleeve's sample space, make things convenient for the entering and the collection of water, until seal in piston one end insert in the sampling sleeve. Increase thrust piston and the promotion precision of sealing the piston through pull rod sliding guide, seal the cavity that thrust piston, seal piston and sampling sleeve constitute through a plurality of seal rings, reduce the pollution and the leakage of water sample. Continue to drag the rope, collect the water sample together with the check out test set is whole. Compare traditional quality of water automatic sampler's pipeline and inhale, the integrality of deposit in the water sample has been kept in the whole piston sample, has reduced the problem that the water supply and drainage pipeline sample was blockked up, has realized the detection of water bottom water layer, and water sampling precision is higher, and the water sample is more convenient.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic perspective view of a sampling and detecting device for water supply and drainage according to an embodiment of the present disclosure;

FIG. 2 is a schematic perspective view of a solid-liquid sampling assembly according to an embodiment of the present disclosure;

FIG. 3 is a schematic perspective view of a piston sampling assembly according to an embodiment of the present disclosure;

fig. 4 is a partial perspective view of a piston sampling assembly according to an embodiment of the present disclosure.

In the figure: 100-a solid-liquid sampling assembly; 110-a base; 111-clamping table; 112-guide sleeves; 120-a sampling sleeve; 130-sampling hydraulic cylinder; 131-a rope seat; 132-a pull cord; 133-screw head; 140-a central axis; 300-a piston sampling assembly; 310-a thrust piston; 311-a first water ring; 312-a shaft sleeve; 313-a first seal ring; 314-a second seal ring; 315-expanding the sleeve; 320-a sealing piston; 321-a second water ring; 330-pull rod.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

Examples

As shown in fig. 1 to 4, the sampling test device for water supply and drainage according to the embodiment of the present application includes a solid-liquid sampling assembly 100 and a piston sampling assembly 300, and the piston sampling assembly 300 is installed in the solid-liquid sampling assembly 100. The solid-liquid sampling assembly 100 samples a water sample through the sleeve; the piston sampling assembly 300 is matched with the solid-liquid sampling assembly 100, and deposits in the water body are collected and collected in a closed mode through lifting of the hydraulic piston.

As shown in fig. 2-4, the water supply and drainage pipeline is easy to accumulate scale and some algae, the pipeline for secondary or multiple water supply is mostly circulated by a water tower, the bottom of the pipe wall or the bottom of the water tower is easy to accumulate the scale, and the sewage in the drainage pipeline contains a large amount of sludge and is easy to accumulate. The sample of water sample includes the sample to the water layer deposit, and current automatic sampler sample mouth of pipe is blockked up by deposit such as mud very easily, causes the difficulty that bottom water detected.

Solid-liquid sampling subassembly 100 includes base 110, sampling sleeve 120, sample pneumatic cylinder 130 and central axle 140, and the fixed cover of sampling sleeve 120 one end is connected in the base 110 surface, is provided with card platform 111 on the base 110, and card platform 111 and base 110 integrated into one piece, the fixed cover of sampling sleeve 120 connect in card platform 111 surface, through the fix with screw. The body of the sampling hydraulic cylinder 130 is disposed on the base 110, and the sampling hydraulic cylinder 130 is screwed to the base 110. One end of the central shaft 140 is fixedly sleeved at one end of a piston rod of the sampling hydraulic cylinder 130, one end of the piston rod of the sampling hydraulic cylinder 130 is provided with a screw head 133, and the screw head 133 is in screw connection with the sampling hydraulic cylinder 130. One end of the screw head 133 is disposed in one end of the central shaft 140, and the screw head 133 is screwed with the central shaft 140. The body of the sampling hydraulic cylinder 130 is provided with a rope seat 131, and the rope seat 131 is in threaded connection with the sampling hydraulic cylinder 130. The rope seat 131 is wound with a pull rope 132, and the pull rope 132 is controlled to be placed into a length, so that sampling of different water layers is facilitated.

Piston sampling assembly 300 includes thrust piston 310, blind piston 320, and pull rod 330. The thrust piston 310 is fixedly sleeved on the surface of the central shaft 140, shaft sleeves 312 are arranged in the thrust piston 310 and the sealing piston 320, the shaft sleeves 312 are in key connection with the thrust piston 310 and the sealing piston 320, the shaft sleeves 312 are fixedly sleeved on the surface of the central shaft 140, and the shaft sleeves 312 are in pin connection with the central shaft 140. The thrust piston 310 slides and penetrates through the sampling sleeve 120, the surface of the thrust piston 310 is uniformly provided with a first water ring 311, and the first water ring 311 slides and penetrates through the sampling sleeve 120 to specifically seal a sliding gap between the thrust piston 310 and the inner surface of the sampling sleeve 120. The sealing piston 320 is fixedly sleeved on the surface of the central shaft 140. The sealing piston 320 is inserted into the other end of the sampling sleeve 120, a second water ring 321 is arranged on the surface of the sealing piston 320, and the second water ring 321 penetrates through the other end of the sampling sleeve 120 in a sliding manner, so that a sliding gap between the sealing piston 320 and the inner surface of the sampling sleeve 120 is specifically sealed.

The pull rods 330 are uniformly arranged on the peripheral sides of the thrust pistons 310 and the sealing pistons 320, the thrust pistons 310 and the sealing pistons 320 of the adjacent pull rods 330 are respectively provided with an expansion sleeve 315, and the expansion sleeves 315 fix the pull rods 330 on the thrust pistons 310 and the sealing pistons 320 through explosive expansion. One end of the pull rod 330 is slidably penetrated through the surface of the base 110, the guide sleeve 112 is uniformly arranged on the base 110, and the guide sleeve 112 is screwed with the base 110. One end of the pull rod 330 is slidably penetrated in the guide sleeve 112, so that the sealing accuracy of the thrust piston 310 and the sealing piston 320 with the sampling sleeve 120 is improved. A first seal ring 313 is provided in the sleeve 312, and the first seal ring 313 is attached to the surface of the central shaft 140 to seal a gap between the sleeve 312 and the central shaft 140. One end of the shaft sleeve 312 is provided with a second seal ring 314, the second seal ring 314 is sleeved on the surface of the central shaft 140, the second seal ring 314 is attached to the inner surface of the thrust piston 310 and the inner surface of the sealing piston 320, and gaps among the shaft sleeve 312, the thrust piston 310 and the sealing piston 320 are sealed.

Specifically, the working principle of the sampling detection equipment for water supply and drainage is as follows: during the use, rope through sample pneumatic cylinder 130 one end, put into corresponding water layer with the sample detection equipment, a period of standing waits the water and stabilizes the back, through sample pneumatic cylinder 130 control thrust piston 310 and the slow lift that seals piston 320, seal piston 320 at the lift in-process, the deposit rises in carrying the water layer, seal piston 320 at the lift in-process, the sample space of extension sampling sleeve 120, make things convenient for the entering and the collection of water, until seal piston 320 one end insert in the sampling sleeve 120. The lifting precision of the thrust piston 310 and the sealing piston 320 is increased through the sliding guide of the pull rod 330, and the cavity formed by the thrust piston 310, the sealing piston 320 and the sampling sleeve 120 is sealed through a plurality of sealing rings, so that the pollution and the leakage of a water sample are reduced. Continue to drag the rope, collect the water sample together with the check out test set is whole. Compare traditional quality of water automatic sampler's pipeline and inhale, the integrality of deposit in the water sample has been kept in the whole piston sample, has reduced the problem that the water supply and drainage pipeline sample was blockked up, has realized the detection of water bottom water layer, and water sampling precision is higher, and the water sample is more convenient.

It should be noted that the specific model specification of the sampling hydraulic cylinder 130 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the sampling cylinder 130 and its principle will be clear to the skilled person and will not be described in detail here.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Claims

1. A sampling test equipment for feedwater and drainage, characterized in that, includes

The solid-liquid sampling assembly (100) comprises a base (110), a sampling sleeve (120), a sampling hydraulic cylinder (130) and a central shaft (140), wherein one end of the sampling sleeve (120) is fixedly sleeved on the surface of the base (110), the cylinder body of the sampling hydraulic cylinder (130) is arranged on the base (110), and one end of the central shaft (140) is fixedly sleeved on one end of the piston rod of the sampling hydraulic cylinder (130);

piston sampling subassembly (300), piston sampling subassembly (300) include thrust piston (310), seal piston (320) and pull rod (330), thrust piston (310) fixed cup joint in center pin (140) surface, thrust piston (310) slide run through in sampling sleeve (120), seal piston (320) fixed cup joint in center pin (140) surface, seal piston (320) peg graft in sampling sleeve (120) other end, pull rod (330) evenly set up in thrust piston (310) week side with seal piston (320) week side, pull rod (330) one end slide run through in base (110) surface.

2. The sampling detection device for water supply and drainage according to claim 1, wherein a clamping table (111) is arranged on the base (110), and the sampling sleeve (120) is fixedly sleeved on the surface of the clamping table (111).

3. A sampling and detecting device for water supply and drainage according to claim 1, characterized in that the body of the sampling hydraulic cylinder (130) is provided with a rope seat (131), and the rope seat (131) is wound with a pulling rope (132).

4. A sampling test equipment for water supply and drainage according to claim 1 characterized in that one end of the piston rod of the sampling hydraulic cylinder (130) is provided with a screw head (133), and one end of the screw head (133) is arranged in one end of the central shaft (140).

5. The sampling test device for water supply and drainage according to claim 1, characterized in that the surface of the thrust piston (310) is uniformly provided with a first water ring (311), and the first water ring (311) is slidably penetrated in the sampling sleeve (120).

6. A sampling test device for water supply and drainage according to claim 1, characterized in that the surface of the sealing piston (320) is provided with a second water ring (321), and the second water ring (321) is slidably penetrated in the other end of the sampling sleeve (120).

7. The sampling and detecting device for water supply and drainage according to claim 1, wherein shaft sleeves (312) are arranged in the thrust piston (310) and the sealing piston (320), and the shaft sleeves (312) are fixedly sleeved on the surface of the central shaft (140).

8. A sampling test device for water supply and drainage according to claim 7, characterized in that a first seal ring (313) is arranged in the shaft sleeve (312), and the first seal ring (313) is attached to the surface of the central shaft (140).

9. The sampling detection device for water supply and drainage according to claim 7, wherein a second seal ring (314) is disposed at one end of the shaft sleeve (312), the second seal ring (314) is sleeved on the surface of the central shaft (140), and the second seal ring (314) is attached to the inner surface of the thrust piston (310) and the inner surface of the seal piston (320).

10. The sampling and testing device for water supply and drainage according to claim 1, wherein expansion sleeves (315) are disposed in the thrust piston (310) and the sealing piston (320) adjacent to the pull rod (330), the guide sleeves (112) are uniformly disposed on the base (110), and one end of the pull rod (330) is slidably inserted into the guide sleeves (112).