CN209762295U - Special air pressure balancing device for high-cleanliness liquid storage tank - Google Patents
Special air pressure balancing device for high-cleanliness liquid storage tank Download PDFInfo
- Publication number
- CN209762295U CN209762295U CN201920454905.4U CN201920454905U CN209762295U CN 209762295 U CN209762295 U CN 209762295U CN 201920454905 U CN201920454905 U CN 201920454905U CN 209762295 U CN209762295 U CN 209762295U
- Authority
- CN
- China
- Prior art keywords
- shell
- liquid storage
- storage tank
- ring
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A special air pressure balancing device for a high-cleanliness liquid storage tank comprises a shell, a filter element and a one-way valve, wherein the filter element is arranged on the inner side of the shell, and the one-way valve is arranged at the upper end of the filter element; the shell comprises a lower shell, an upper shell, a connecting pipe, a bent pipe and a hoop, wherein the upper shell is arranged at the upper part of the lower shell, the upper end of the connecting pipe is connected with the middle of the lower part of the lower shell, the bent pipe is arranged in the middle of the upper part of the upper shell, and the hoop is arranged at the outer side of the contact surface of the upper shell and the lower shell; the utility model adopts the above technical scheme, good effect has been gained: the special air pressure balancing device for the high-cleanliness liquid storage tank can effectively purify air entering the liquid storage tank by arranging the conical filter element in the shell, and can realize quick discharge of redundant gas in the liquid outlet pipe through the valve element at the upper end of the filter element, thereby effectively ensuring the quality of the air entering the liquid storage tank when the air pressure is balanced and the quick and high efficiency of the discharged gas.
Description
Technical Field
The utility model relates to a valve equipment field, the utility model discloses a special atmospheric pressure balancing unit of high cleanliness liquid storage pot.
Background
The liquid storage tank is frequently used for storing liquid materials in the fields of medicines, foods and the like, when liquid is output from the liquid storage tank or filled into the liquid storage tank, the liquid level of the liquid material in the liquid storage tank is increased and decreased, but when the liquid level is decreased, air must be conducted outside the liquid storage tank to form air pressure balance, if air cannot enter the liquid storage tank, the liquid material in the liquid storage tank cannot be pumped out, but if air enters the outside of the liquid storage tank, the liquid material with high cleanliness requirement is easy to pollute, most of the existing methods are provided with an air filter for automobiles to avoid pollution, but the air filter for automobiles is poor in filtering effect, poor in air permeability, and the quality of the liquid material and the input and output efficiency of the liquid material are greatly influenced; therefore, a device is needed to solve the problems that the existing liquid storage tank with high cleanliness is easily polluted by external air and has poor air permeability when the air pressure in the liquid storage tank is balanced during liquid input and output.
SUMMERY OF THE UTILITY MODEL
The utility model provides a special atmospheric pressure balancing unit of high cleanliness liquid storage pot for receive outside air pollution and the poor problem of air trafficability characteristic easily when solving the balanced atmospheric pressure in the liquid storage pot when current high cleanliness liquid storage pot input and output liquid.
The purpose of the utility model is realized by adopting the following technical scheme:
A special air pressure balancing device for a high-cleanliness liquid storage tank comprises a shell, a filter element and a one-way valve, wherein the filter element is arranged on the inner side of the shell, and the one-way valve is arranged at the upper end of the filter element; the shell comprises a lower shell, an upper shell, a connecting pipe, a bent pipe and a hoop, wherein the upper shell is arranged at the upper part of the lower shell, the upper end of the connecting pipe is connected with the middle of the lower part of the lower shell, the bent pipe is arranged in the middle of the upper part of the upper shell, and the hoop is arranged at the outer side of the contact surface of the upper shell and the lower shell; the lower shell is a cylindrical shell with an open upper end, the bottom surface of the lower shell is an arc surface, a connecting pipe through hole is formed in the middle of the lower end of the lower shell and is connected with the upper end of the connecting pipe, an annular supporting ring is arranged on the lower portion of the inner wall of the lower shell, locking thread through holes are uniformly formed in the inner wall of the upper portion of the supporting ring, locking screws are arranged in the locking thread through holes, and an annular lower shell locking ring is arranged at the upper end of the outer side of the lower shell; the upper shell is a cylindrical shell with an open lower part, the inner diameter and the outer diameter of the upper shell are the same as those of the lower shell, the upper surface of the upper shell is an arc surface, the upper end of the upper shell is provided with an upper shell through hole, and the lower part of the excircle of the upper shell is provided with an upper shell locking ring which is the same as that of the lower shell locking ring.
The filter core by end ring, filter screen, sliding sleeve and upper cover, the end ring sets up on the filler ring of the inboard lower part of casing down, the filter screen setting is on end ring upper portion, the upper cover setting is on filter screen upper portion, the sliding sleeve sets up the centre at the upper cover, the filter screen be the stainless steel filter screen of big end down's circular cone structure, the upper and lower end of filter screen is opened, be connected above filter screen lower extreme and the filler ring, be connected below filter screen upper end and the upper cover.
The upper cover be circular shape flat board, be provided with the sliding sleeve counter bore in the middle of covering on the upper cover, the sliding sleeve counter bore is installed with the excircle cooperation of sliding sleeve, cover on the upper cover sliding sleeve counter bore outside and evenly be provided with exhaust through-hole.
The upper portion of the check valve is a valve plate with a disc-shaped structure, the lower portion of the valve plate is in contact with the upper surface of the upper cover, the lower portion of the valve plate completely covers an exhaust through hole of the upper cover, a guide post vertically arranged is arranged in the middle of the lower portion of the valve plate, a baffle ring is arranged at the lower end of the guide post, and the outer circle of the guide post slides in a matched manner with an inner hole of a sliding sleeve of the filter element.
The bottom ring is of a circular structure, an inwards concave locking groove is formed in the excircle of the bottom ring, and the locking groove corresponds to the locking screw at the lower part of the shell and is connected with the locking screw in a locking mode.
The clamp is a circular pipeline quick-mounting clamp, a clamping groove is formed in the inner side of the clamp, and the lower shell locking ring and the upper shell locking ring are matched and clamped through the clamping groove.
The bent pipe is of an inverted U-shaped pipe structure, one end of the bent pipe is connected with a bent pipe through hole at the upper end of the upper shell, the other end of the bent pipe is provided with an inclined opening, and a gauze is arranged on the inclined opening.
The utility model adopts the above technical scheme, good effect has been gained: the special air pressure balancing device for the high-cleanliness liquid storage tank can effectively purify air entering the liquid storage tank by arranging the conical filter element in the shell, and can realize quick discharge of redundant gas in the liquid outlet pipe through the valve element at the upper end of the filter element, thereby effectively ensuring the quality of the air entering the liquid storage tank when the air pressure is balanced and the quick and high efficiency of the discharged gas.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
fig. 2 is a schematic view of the filter cartridge of fig. 1.
Fig. 3 is a schematic structural view of the check valve of fig. 1.
In the figure: 1. the device comprises a lower shell, 2, a connecting pipe, 3, a liquid storage tank, 4, a supporting ring, 5, a locking screw, 6, a bottom ring, 7, a filter screen, 8, a sliding sleeve, 9, a hoop, 10, an upper shell, 11, a bent pipe, 12, a gauze, 13, a valve plate, 14, an upper cover, 15, a guide column, 16, a locking groove, 17 and an exhaust through hole.
Detailed Description
The present invention will be described with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the special air pressure balancing device for the high-cleanliness liquid storage tank comprises a shell, a filter element and a one-way valve, wherein the shell comprises a lower shell 1, an upper shell 10, a connecting pipe 2, a bent pipe 11 and a clamp 9, the lower shell 1 is a cylindrical shell with an open upper end, the bottom surface of the lower shell 1 is an arc surface, a connecting pipe through hole is formed in the middle of the lower end of the lower shell 1 and is connected with the upper end of the connecting pipe 2, an annular supporting ring 4 is arranged on the lower portion of the inner wall of the lower shell 1, locking thread through holes are uniformly formed in the inner wall of the upper portion of the supporting ring 4, a locking screw 5 is arranged in each locking thread through hole, and an annular lower shell locking ring is arranged; the upper shell 10 is arranged at the upper part of the lower shell 1, the upper shell 10 is a cylindrical shell with an open lower part, the inner diameter and the outer diameter of the upper shell 10 are the same as those of the lower shell, the upper surface of the upper shell 10 is an arc surface, the upper end of the upper shell 10 is provided with an upper shell through hole, and the lower part of the excircle of the upper shell 10 is provided with an upper shell locking ring which is the same as that of the lower shell locking ring; the bent pipe 11 is arranged in the middle of the upper part of the upper shell 10, the bent pipe 11 is of an inverted U-shaped pipe structure, one end of the bent pipe 11 is connected with a bent pipe through hole at the upper end of the upper shell 10, the other end of the bent pipe 11 is provided with an inclined opening, and a gauze 12 is arranged on the inclined opening; the clamp 9 is arranged on the outer side of the contact surface of the upper shell 10 and the lower shell 1, the clamp 9 is a circular pipeline quick-mounting clamp, a clamping groove is formed in the inner side of the clamp 9, and the clamping groove 9 is used for matching, clamping and connecting a lower shell locking ring and an upper shell locking ring;
The filter element is arranged on the inner side of the lower shell 1 of the shell and comprises a bottom ring 6, a filter screen 7, a sliding sleeve 8 and an upper cover 14, wherein the bottom ring 6 is arranged on a supporting ring 4 at the lower part of the inner side of the lower shell 1, the bottom ring 6 is of a circular structure, an inwards concave locking groove 16 is arranged on the excircle of the bottom ring 6, and the locking groove 16 corresponds to the locking screw 5 at the lower part of the lower shell 1 of the shell in position and is in locking connection with the locking screw; the filter screen 7 is arranged at the upper part of the bottom ring 6, the filter screen 7 is a stainless steel filter screen with a conical barrel structure with a small upper part and a big lower part, the upper end and the lower end of the filter screen 7 are open, the lower end of the filter screen 7 is connected with the upper surface of the bottom ring 6, and the upper end of the filter screen 7 is connected with the lower surface of the upper cover 14; the upper cover 14 is arranged at the upper part of the filter screen 7, the upper cover 14 is a circular flat plate, a sliding sleeve counter bore is arranged in the middle of the upper cover 14, the sliding sleeve counter bore is matched with the excircle of the sliding sleeve, exhaust through holes 17 are uniformly arranged outside the sliding sleeve counter bore on the upper cover 14, and the sliding sleeve 8 is arranged in the middle sliding sleeve counter bore of the upper cover 14; the check valve is arranged on the upper portion of an upper cover 14 of the filter element, the upper portion of the check valve is a disc-shaped valve plate 13, the lower portion of the valve plate 13 is in contact with the upper portion of the upper cover 14, an exhaust through hole 17 of the upper cover 14 is completely covered on the lower portion of the valve plate 13, a guide column 15 which is vertically arranged is arranged in the middle of the lower portion of the valve plate 13, a baffle ring is arranged at the lower end of the guide column 15, and the outer circle of the guide column 15 is matched with an inner hole of a sliding sleeve 8.
When the special air pressure balancing device for the high-cleanliness liquid storage tank is used, the lower end of a connecting pipe 2 at the lower part of a lower shell 1 is hermetically connected with an air overflow hole at the upper part of the liquid storage tank 3, when liquid is output outwards from the liquid storage tank 3, the upper liquid level of the liquid is lowered, at the moment, air at the outer side of the liquid storage tank 3 enters the inner side of a shell through a gauze 12 of a bent pipe 11, passes through a filter screen 7 of a filter element and enters the liquid storage tank 3 through the connecting pipe 2, and the air pressure in the liquid storage tank 3 is balanced; when liquid is input into the liquid storage tank 3, the liquid level of the liquid in the liquid storage tank 3 rises, air at the upper part enters the inner side of the filter element through the connecting pipe, passes through the exhaust through hole 17 on the upper cover 14, pushes up the valve plate 13 of the upper one-way valve, and is discharged to the outer side of the liquid storage tank 3 through the bent pipe 11, so that the air pressure balance of the liquid in the liquid storage tank 3 during the input and output is realized.
The part of the utility model not detailed is prior art.
Claims (7)
1. The utility model provides a special atmospheric pressure balancing unit of high cleanliness liquid storage pot, includes shell, filter core and check valve, characterized by: the filter element is arranged on the inner side of the shell, and the one-way valve is arranged at the upper end of the filter element; the shell comprises a lower shell, an upper shell, a connecting pipe, a bent pipe and a hoop, wherein the upper shell is arranged at the upper part of the lower shell, the upper end of the connecting pipe is connected with the middle of the lower part of the lower shell, the bent pipe is arranged in the middle of the upper part of the upper shell, and the hoop is arranged at the outer side of the contact surface of the upper shell and the lower shell; the lower shell is a cylindrical shell with an open upper end, the bottom surface of the lower shell is an arc surface, a connecting pipe through hole is formed in the middle of the lower end of the lower shell and is connected with the upper end of the connecting pipe, an annular supporting ring is arranged on the lower portion of the inner wall of the lower shell, locking thread through holes are uniformly formed in the inner wall of the upper portion of the supporting ring, locking screws are arranged in the locking thread through holes, and an annular lower shell locking ring is arranged at the upper end of the outer side of the lower shell; the upper shell is a cylindrical shell with an open lower part, the inner diameter and the outer diameter of the upper shell are the same as those of the lower shell, the upper surface of the upper shell is an arc surface, the upper end of the upper shell is provided with an upper shell through hole, and the lower part of the excircle of the upper shell is provided with an upper shell locking ring which is the same as that of the lower shell locking ring.
2. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 1, wherein: the filter core by end ring, filter screen, sliding sleeve and upper cover, the end ring sets up on the filler ring of the inboard lower part of casing down, the filter screen setting is on end ring upper portion, the upper cover setting is on filter screen upper portion, the sliding sleeve sets up the centre at the upper cover, the filter screen be the stainless steel filter screen of big end down's circular cone structure, the upper and lower end of filter screen is opened, be connected above filter screen lower extreme and the filler ring, be connected below filter screen upper end and the upper cover.
3. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 2, wherein: the upper cover be circular shape flat board, be provided with the sliding sleeve counter bore in the middle of covering on the upper cover, the sliding sleeve counter bore is installed with the excircle cooperation of sliding sleeve, cover on the upper cover sliding sleeve counter bore outside and evenly be provided with exhaust through-hole.
4. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 1, wherein: the upper portion of the check valve is a valve plate with a disc-shaped structure, the lower portion of the valve plate is in contact with the upper surface of the upper cover, the lower portion of the valve plate completely covers an exhaust through hole of the upper cover, a guide post vertically arranged is arranged in the middle of the lower portion of the valve plate, a baffle ring is arranged at the lower end of the guide post, and the outer circle of the guide post slides in a matched manner with an inner hole of a sliding sleeve of the filter element.
5. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 2, wherein: the bottom ring is of a circular structure, an inwards concave locking groove is formed in the excircle of the bottom ring, and the locking groove corresponds to the locking screw at the lower part of the shell and is connected with the locking screw in a locking mode.
6. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 1, wherein: the clamp is a circular pipeline quick-mounting clamp, a clamping groove is formed in the inner side of the clamp, and the lower shell locking ring and the upper shell locking ring are matched and clamped through the clamping groove.
7. The air pressure balancing device special for the high-cleanliness liquid storage tank as claimed in claim 1, wherein: the bent pipe is of an inverted U-shaped pipe structure, one end of the bent pipe is connected with a bent pipe through hole at the upper end of the upper shell, the other end of the bent pipe is provided with an inclined opening, and a gauze is arranged on the inclined opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454905.4U CN209762295U (en) | 2019-04-04 | 2019-04-04 | Special air pressure balancing device for high-cleanliness liquid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454905.4U CN209762295U (en) | 2019-04-04 | 2019-04-04 | Special air pressure balancing device for high-cleanliness liquid storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209762295U true CN209762295U (en) | 2019-12-10 |
Family
ID=68758062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920454905.4U Active CN209762295U (en) | 2019-04-04 | 2019-04-04 | Special air pressure balancing device for high-cleanliness liquid storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209762295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111282333A (en) * | 2020-04-13 | 2020-06-16 | 李勇军 | Ink filter |
-
2019
- 2019-04-04 CN CN201920454905.4U patent/CN209762295U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111282333A (en) * | 2020-04-13 | 2020-06-16 | 李勇军 | Ink filter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209762295U (en) | Special air pressure balancing device for high-cleanliness liquid storage tank | |
| CN204182197U (en) | Single core filter | |
| CN108939659B (en) | Rural simple sewage treatment device with conveniently replaced filter screen | |
| CN213159744U (en) | Efficient lean solution tertiary filter | |
| CN215327101U (en) | Integration DTRO landfill leachate emergency treatment device | |
| CN205355144U (en) | Lead acid battery acidification kettle | |
| CN212932041U (en) | Environment-friendly water quality sampling device for tap water plant | |
| CN210989839U (en) | Yolk and egg white separating and stirring device | |
| CN212133990U (en) | Valve leak protection test equipment | |
| CN209696394U (en) | A kind of domestic water storage tank | |
| US1722626A (en) | Suction filter | |
| CN207342295U (en) | A kind of water treatment facilities of m chlorobenzaldehyde preparation | |
| CN207918777U (en) | A kind of natural gas filter | |
| CN211612287U (en) | Sample filtering device for ion chromatograph analysis system | |
| CN216799144U (en) | Precision filter | |
| CN210170946U (en) | Bag type salt filter | |
| CN210786551U (en) | Filter element mounting structure of filter | |
| CN107380260B (en) | Transparent steering oil tank convenient for oil level inspection | |
| CN210340427U (en) | Microporous filter | |
| CN210487333U (en) | Phenyl ethyl benzene base ethane insulating oil sampling device | |
| CN210134924U (en) | Oil gas well sampler | |
| CN210427098U (en) | Sampling device | |
| CN203709739U (en) | Water purification cup | |
| CN211384123U (en) | Electrolyte dewatering and filtering device | |
| CN210932771U (en) | Medicinal material refines and uses soak device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |