CN215262572U - Sampling device that municipal administration sewage treatment used - Google Patents

Sampling device that municipal administration sewage treatment used Download PDF

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Publication number
CN215262572U
CN215262572U CN202120844441.5U CN202120844441U CN215262572U CN 215262572 U CN215262572 U CN 215262572U CN 202120844441 U CN202120844441 U CN 202120844441U CN 215262572 U CN215262572 U CN 215262572U
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China
Prior art keywords
sampling
water source
collecting cavity
water
sealing mechanism
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CN202120844441.5U
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Chinese (zh)
Inventor
谢文彬
窦波
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Nanjing Debolien Electrical And Mechanical Industrial Co ltd
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Nanjing Debolien Electrical And Mechanical Industrial Co ltd
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Abstract

The utility model is suitable for a municipal administration field provides a sampling device that municipal administration sewage treatment used, include: the sampling box is divided into an auxiliary collecting cavity at the top and a main collecting cavity at the bottom by a sealing mechanism arranged in the middle, a water source is stored in the auxiliary collecting cavity in the sampling process and used for flushing the column collecting cavity after the sample is collected, and the main collecting cavity is used for collecting a water source sample and discharging water through an opening on the side surface of the sampling box; a sampling water source sequentially passes through the coarse filter screen and the water filtering component at the top of the end cover for filtering, so that impurity particles in a water sample are reduced; in addition, adopt the water source to pass through the delivery port discharge back of sampling case side, the staff can further utilize the driving piece to drive the haulage rope and drive sealing mechanism and drainage subassembly and open to the water source through storing in the vice chamber of collecting washes the attachment on bottom main collection chamber and the end cover, prevents that the attachment from influencing the result that the sampling detected next time.

Description

Sampling device that municipal administration sewage treatment used
Technical Field
The utility model belongs to the municipal administration field especially relates to a sampling device that municipal administration sewage treatment used.
Background
The water quality is relatively stable, but the water is turbid, deep and foul, is slightly alkaline, has high nitrogen and phosphorus content, does not contain toxic substances generally, and meanwhile, the domestic sewage is very suitable for the propagation of various microorganisms, so that the domestic sewage often contains a large amount of bacteria (including pathogenic bacteria) viruses and parasitic ova, the biochemical property of the sewage is good, and the sewage belongs to sewage which is easier to treat.
In the existing municipal sewage management, sewage needs to be sampled regularly to detect whether the sewage exceeds the standard or not, then corresponding measures are taken to solve the problem of the sewage, and when the sewage is collected, a commonly used sampling device is a sampling barrel, and the sampling barrel is used for taking the sewage and then pouring the sewage into a sampling bottle, so that the sampling process is completed.
The prior art contains a small amount of debris granule in the sampling water source usually and exists when the sampling, influences the testing result easily, and can adhere to on the sampling bucket after gathering and have impurity, also influences sampling next time.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a sampling device that municipal wastewater treatment used, when aiming at solving prior art at the sampling, contain a small amount of debris granule existence usually in the sampling water source, influence the testing result easily, and can adhere to impurity on the sampling bucket after gathering, also influential problem to next sampling.
The embodiment of the utility model provides a realize like this, a sampling device that municipal administration sewage treatment used, the device includes:
the sampling box is divided into an auxiliary collecting cavity at the top and a main collecting cavity at the bottom by a sealing mechanism arranged in the middle, a water source is stored in the auxiliary collecting cavity in the sampling process and used for flushing the column collecting cavity after the samples are collected, the main collecting cavity is used for collecting water source samples and discharging water through an opening in the side surface of the sampling box, and the opening is sealed by a water outlet end cover in threaded connection;
the end cover is in threaded connection with the bottom of the sampling box, and a conical filter screen is arranged at the bottom of the end cover and used for performing coarse filtration on a sampling water source;
the fixing rope is used for connecting the sampling box and driving the sealing mechanism to act through an internal traction rope; and
and the support is fixedly arranged on the sampling box and is used for fixedly arranging the fixed rope.
Preferably, sealing mechanism includes closing plate and reset spring, the last ladder notch that is equipped with of sealing mechanism, form sliding seal connection between closing plate and the ladder notch, sealing mechanism pulls through the haulage rope and accomplishes and open, and accomplishes sealedly through reset spring's recovery effect.
Preferably, the bottom of sampling case is equipped with drainage component, drainage component includes apron and fixed plate, the fixed plate is fixed to be set up on the inner wall of sampling case, and apron sliding connection is on the sampling case inner wall at fixed plate top, and through the connecting rod with the closing plate links to each other, the interval is provided with a plurality of through-holes on apron and the fixed plate, and the through-hole staggered distribution on apron and the fixed plate.
Preferably, the top of the auxiliary collecting cavity is provided with a pressure relief opening, and the pressure relief opening is of a one-way valve structure and used for preventing a sampling water source from flowing into the sampling device from the pressure relief opening.
Preferably, a fine filter screen is arranged in the through hole and used for carrying out depth filtration on a sampling water source.
The utility model has the advantages that: the sampling water source is filtered by the coarse filter screen at the top of the end cover to prevent large-particle impurities from entering the device, the sampling water source entering the end cover is subjected to deep filtration at the position of the water filtering component, and impurity particles in a water sample are further reduced to avoid the influence of the impurity particles in the sampling water source on a subsequent detection result; in addition, adopt the water source to pass through the delivery port discharge back of sampling case side, the staff can further utilize the driving piece to drive the haulage rope and drive sealing mechanism and drainage subassembly and open to the water source through storing in the vice chamber of collecting washes the attachment on bottom main collection chamber and the end cover, prevents that the attachment from influencing the result that the sampling detected next time.
Drawings
Fig. 1 is a cross-sectional structural view of a sampling device for municipal sewage treatment according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion a of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at b;
in the drawings: 1. a sampling box; 2. an end cap; 21. a conical filter screen; 3. a secondary collection chamber; 4. a primary collection chamber; 5. a support; 6. fixing a rope; 61. a hauling rope; 7. a sealing mechanism; 71. a sealing plate; 72. a return spring; 73. a connecting rod; 8. a water filtration assembly; 81. a cover plate; 82. a fixing plate; 83. a water filtering cavity; 84. and (4) fine filtering nets.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1, a sampling device for municipal sewage treatment according to an embodiment of the present invention is a sampling device for municipal sewage treatment, the device comprising:
the sampling box 1 is divided into an auxiliary collecting cavity 3 at the top and a main collecting cavity 4 at the bottom by a sealing mechanism 7 arranged in the middle, a water source is stored in the auxiliary collecting cavity 3 in the sampling process for flushing the column collecting cavity 4 after the samples are collected, the main collecting cavity 4 is used for collecting water source samples and discharging water through an opening on the side surface of the sampling box 1, and the opening is sealed through a water outlet end cover connected with threads;
the end cover 2 is in threaded connection with the bottom of the sampling box 1, and a conical filter screen 21 is arranged at the bottom of the end cover 2 and used for performing coarse filtration on a sampling water source;
the fixing rope 6 is used for connecting the sampling box 1 and driving the sealing mechanism 7 to act through an internal traction rope 61; and
and the bracket 5 is fixedly arranged on the sampling box 1 and is used for fixedly arranging the fixed rope 6.
In an embodiment of the utility model, before the device is used, a worker pulls the traction rope 61 inside the fixed rope 6 to contract through the external driving piece, so that the traction rope 61 drives the sealing plate 71 of the sealing mechanism 7 to displace, the sealing plate 71 moves upwards to drive the cover plate 81 at the bottom to synchronously move upwards through the connecting rod 73, so that the water filtering component 8 at the bottom is communicated, and a sampling water source can gradually enter the device from the position of the end cover 2 at the bottom; after the sampling is completed, the worker can release the external driving piece, and the sealing plate 71 and the cover plate 81 are driven to seal the inside of the sampling box 1 under the action of the return spring 72 inside the sealing mechanism 7.
When the device is used specifically, a worker places the device in a region to be sampled, under the action of the gravity of the device, the overall appearance of the device is bullet-shaped, the end cover 2 faces downwards and gradually sinks into water, in the process, a sampling water source is filtered by the coarse filter 21 at the top of the end cover 2 firstly, large-particle impurities are prevented from entering the device, the sampling water source entering the end cover 2 is subjected to deep filtration at the position of the water filtering component 8, and impurity particles in a water sample are further reduced, so that the influence of the impurity particles in the sampling water source on a subsequent detection result is avoided; in addition, adopt the water source to pass through the delivery port discharge back of sampling case 1 side, the staff can further utilize the driving piece to drive haulage rope 61 and drive sealing mechanism 7 and drainage component 8 and open to the water source of storing in the vice chamber 3 of collecting washes the attachment on 4 and the end cover 2 of main collection chamber in bottom, prevents that the attachment from influencing the result that the next sampling detected.
Further, after the sampling is completed, the worker can regularly clean and replace the filter screen, and at the moment, the end cover 2 can be rotated, and the end cover 2 connected with the threads is separated from the sampling box 1, so that the internal filter screen can be conveniently cleaned and replaced.
As shown in fig. 2, as a preferred embodiment of the present invention, the sealing mechanism 7 includes a sealing plate 71 and a return spring 72, a stepped notch is formed on the sealing mechanism 7, a sliding sealing connection is formed between the sealing plate 71 and the stepped notch, the sealing mechanism 7 is pulled by the pulling rope 61 to complete opening, and sealing is completed by the restoring action of the return spring 72.
In this embodiment, when sealing mechanism 7 uses, haulage rope 61 drives the closing plate 71 and goes upward, stretches the reset spring 72 of bottom simultaneously, and the ladder notch is opened to make the sampling water source can pass in and out vice collection chamber 3, when sealing mechanism 7 does not use, haulage rope 61 releases, and closing plate 71 resets under reset spring 72's elastic potential energy effect, thereby contacts with the ladder notch of bottom, seals the ladder notch, blocks vice collection chamber 3 and main collection chamber 4.
As shown in fig. 3, as another preferred embodiment of the present invention, the bottom of the sampling box 1 is provided with a water filtering component 8, the water filtering component 8 comprises a cover plate 81 and a fixing plate 82, the fixing plate 82 is fixedly disposed on the inner wall of the sampling box 1, the cover plate 81 is slidably connected to the inner wall of the sampling box 1 at the top of the fixing plate 82, and is connected to the sealing plate 71 through a connecting rod 73, a plurality of through holes are disposed at intervals on the cover plate 81 and the fixing plate 82, and the through holes on the cover plate 81 and the fixing plate 82 are distributed in a staggered manner.
In practical use, the cover plate 81 and the fixing plate 82 are provided with sealing bosses on the other plate corresponding to the through holes, when the sealing mechanism 7 is not in use, the cover plate 81 and the fixing plate 82 are in contact with each other, and the through holes are sealed by the sealing bosses and the through holes in contact with each other, so that the water filtering component 8 is sealed.
As shown in fig. 1, as another preferred embodiment of the present invention, a pressure relief opening is provided at the top of the secondary collection chamber 3, and the pressure relief opening is of a one-way valve structure and is used for preventing a sampling water source from flowing into the sampling device from the pressure relief opening.
In this embodiment, the top in vice collection chamber 3 is passed through the pressure release mouth and is linked together with external environment, and the pressure release mouth is the check valve structure, and when the water source of sampling got into the device inside from 2 positions of the end cover of device bottom gradually, the inside air of device was discharged from the pressure release mouth at top gradually, made things convenient for the water source to be full of the device fast.
As another preferred embodiment of the present invention, as shown in fig. 1 or 3, a fine filter screen 84 is disposed in the through hole for performing depth filtration on the sampling water source.
In this embodiment, the fine filter screen 84 is used for secondary filtering of the sampling water source, so as to prevent foreign particles from entering the main collection cavity 4 and affecting the sample detection result.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (5)

1. A sampling device for municipal sewage treatment, the device comprising:
the sampling box is divided into an auxiliary collecting cavity at the top and a main collecting cavity at the bottom by a sealing mechanism arranged in the middle, a water source is stored in the auxiliary collecting cavity in the sampling process and used for flushing the column collecting cavity after the samples are collected, the main collecting cavity is used for collecting water source samples and discharging water through an opening in the side surface of the sampling box, and the opening is sealed by a water outlet end cover in threaded connection;
the end cover is in threaded connection with the bottom of the sampling box, and a conical filter screen is arranged at the bottom of the end cover and used for performing coarse filtration on a sampling water source;
the fixing rope is used for connecting the sampling box and driving the sealing mechanism to act through an internal traction rope; and
and the support is fixedly arranged on the sampling box and is used for fixedly arranging the fixed rope.
2. The sampling device of claim 1, wherein the sealing mechanism comprises a sealing plate and a return spring, the sealing mechanism is provided with a step notch, a sliding sealing connection is formed between the sealing plate and the step notch, the sealing mechanism is pulled by a pulling rope to be opened, and sealing is completed through the restoring action of the return spring.
3. The sampling device of claim 2, wherein the bottom of the sampling box is provided with a water filtering component, the water filtering component comprises a cover plate and a fixing plate, the fixing plate is fixedly arranged on the inner wall of the sampling box, the cover plate is slidably connected to the inner wall of the sampling box at the top of the fixing plate and is connected with the sealing plate through a connecting rod, a plurality of through holes are formed in the cover plate and the fixing plate at intervals, and the through holes in the cover plate and the fixing plate are distributed in a staggered manner.
4. The sampling device for municipal sewage treatment according to claim 1, wherein a pressure relief port is provided at the top of the secondary collection chamber, and the pressure relief port is of a one-way valve structure for preventing a sampling water source from flowing into the sampling device from the pressure relief port.
5. The sampling device of claim 3, wherein the through-hole is provided with a fine filter screen for depth filtration of the sampled water source.
CN202120844441.5U 2021-04-23 2021-04-23 Sampling device that municipal administration sewage treatment used Active CN215262572U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120844441.5U CN215262572U (en) 2021-04-23 2021-04-23 Sampling device that municipal administration sewage treatment used

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120844441.5U CN215262572U (en) 2021-04-23 2021-04-23 Sampling device that municipal administration sewage treatment used

Publications (1)

Publication Number Publication Date
CN215262572U true CN215262572U (en) 2021-12-21

Family

ID=79510475

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120844441.5U Active CN215262572U (en) 2021-04-23 2021-04-23 Sampling device that municipal administration sewage treatment used

Country Status (1)

Country Link
CN (1) CN215262572U (en)

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