CN113757571A - Simple buffer tank and application thereof - Google Patents
Simple buffer tank and application thereof Download PDFInfo
- Publication number
- CN113757571A CN113757571A CN202111020493.1A CN202111020493A CN113757571A CN 113757571 A CN113757571 A CN 113757571A CN 202111020493 A CN202111020493 A CN 202111020493A CN 113757571 A CN113757571 A CN 113757571A
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- Prior art keywords
- pipe
- tank
- tank body
- buffer tank
- air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/08—Protection of installations or persons from the effects of high voltage induced in the pipe-line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/027—Throttle passages
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a simple buffer tank which comprises a tank body, a safety valve, a pressure gauge and a tank cavity volume adjusting assembly, wherein the safety valve and the pressure gauge are connected with the tank body through branch pipes; the tank cavity volume adjusting assembly comprises an air inlet pipe, an air bag fixed in the middle of the inner cavity of the tank body and communicated with the air inlet pipe, and an air inflation and deflation mechanism connected with the air inlet pipe, wherein the air bag is expanded/reduced in the tank body under the inflation/deflation work of the air inflation and deflation mechanism so as to adjust the volume of the tank body; the buffer tank is applied to a pipeline pressure test system, an inlet pipe of the buffer tank is connected with a pressure test pump, and an outlet pipe of the buffer tank is connected with a pressure test bag. According to the pressure test system, the buffer tank with the safety valve is connected between the pressure test pump and the pressure test bag, so that a pressure test mode that the pressure test pump and the pressure test bag are directly connected is broken, a pipeline pressure test system added into the buffer tank can ensure that the pressure in the system is normal, accidental injury caused by damage of a pressure gauge is avoided, in addition, the volume of the tank body is changed through inflation and deflation of the air bag, the buffer time can be changed, and the pressure test system is suitable for pipeline pressure tests with different requirements.
Description
Technical Field
The invention belongs to the technical field of buffer tanks, and particularly relates to a simple buffer tank and application thereof.
Background
In installation projects such as chemical industry, petrochemical industry, there is the procedure that needs test pipeline welding quality and pipeline installation quality in the work progress of pipeline, and this procedure is exactly pressure test, and pipeline pressure test is the very high construction activity of a risk coefficient, and the maloperation causes the incident easily.
Under the general condition, the pipeline will be according to pressure grade division pressure testing package, and the pressure testing package involves many pipelines, uses the pressure testing pump directly to be connected with the pressure testing package and carries out the pressure testing, probably leads to pipeline pressure to rise fast, and the manometer damages easily, and pipeline pressure testing system accident appears, causes the injury to the human body.
Disclosure of Invention
The invention aims to solve the problems and provide a simple buffer tank which can ensure normal pressure of a pipeline pressure test system and protect a pressure gauge from being damaged.
The invention realizes the purpose through the following technical scheme:
a simple buffer tank comprises a tank body, a safety valve, a pressure gauge and a tank cavity volume adjusting assembly, wherein the safety valve and the pressure gauge are connected with the tank body through branch pipes;
the tank cavity volume adjusting assembly comprises an air inlet pipe, an air bag and an air inflation and deflation mechanism, wherein the air bag is fixed in the middle of an inner cavity of the tank body and is communicated with the air inlet pipe, the air inflation and deflation mechanism is connected with the air inlet pipe, and the air bag is expanded/reduced in the tank body under the inflation and deflation work of the air inflation and deflation mechanism so as to adjust the volume of the tank body and change the flow direction of fluid in the tank body.
As a further optimization scheme of the invention, the tank body comprises a pipe body and pipe caps, and the pipe caps are connected to two ends of the pipe body to form the capsular tank body.
As a further optimization scheme of the invention, one pipe cap is connected with an inlet pipe, the other pipe cap and the pipe body are respectively connected with one and a plurality of outlet pipes, the bottom of the pipe body is connected with a drain pipe, one ends of the inlet pipe, the outlet pipe, a branch pipe and the drain pipe are respectively provided with a short screw pipe, and the branch pipe is connected with a safety valve and a pressure gauge through the short screw pipe at one end.
As a further optimization scheme of the invention, the branch pipe, the inlet pipe, the drain pipe and the outlet pipe arranged on the pipe body are all provided with a stop valve, the outlet pipe arranged on the pipe cap is provided with two stop valves, and the inlet pipe is also provided with a check valve.
As a further optimization scheme of the invention, supporting legs are fixedly arranged on two sides of the bottom of the tank body, rollers are arranged at the bottoms of the supporting legs, and a drawer is arranged between the two supporting legs.
As a further optimization scheme of the invention, a rotating shaft is arranged at the central axial position in the tank body, two ends of the rotating shaft are connected with the tank body through a bearing and a support, a plurality of buffer fan blades are uniformly arranged on the rotating shaft, the fan blades of the buffer fan blades are obliquely arranged, a guide plate which is obliquely inclined is arranged on the inner side of the inlet end of the tank body, and the buffer fan blades are driven to rotate by fluid guided by the guide plate.
As a further optimization scheme of the invention, the inner cavity of the tank body is provided with the cleaning brush, the cleaning brush is arranged by being attached to the inner wall of the tank body, and the cleaning brush is fixedly connected with the rotating shaft through the connecting rod.
As a further optimized scheme of the invention, the air bags are arranged in a plurality of numbers and are respectively arranged in gaps among the buffer fan blades, the air bags are fixedly connected with the rotating shaft, the air inlet pipe is arranged in the rotating shaft, the air outlet end of the air inlet pipe penetrates through the rotating shaft and is communicated with the air bags, the air inlet end of the air inlet pipe penetrates through the tank body and is connected with the air inflation and deflation mechanism, the air inflation and deflation mechanism comprises an air pump and an air release valve, and the air release valve is arranged on the air inlet pipe.
As a further optimization scheme of the invention, the air inlet pipe comprises a main pipe and a plurality of branch pipes, the main pipe is arranged in the rotating shaft, one end of the main pipe penetrates through the rotating shaft, the pipe cap and an outlet pipe connected to the pipe cap in sequence to be connected with the air pump, the branch pipes penetrate through the rotating shaft to be communicated with the plurality of air bags, electromagnetic valves are arranged on the branch pipes, and the electromagnetic valves are combined with an external controller to control the inflation volumes of the plurality of air bags so as to change the flow direction of fluid in the tank body.
The utility model provides an application of simple and easy buffer tank, will the buffer tank is connected in pipeline pressure testing system, the pressure testing package is connected to the pipe connection pressure testing pump that advances of buffer tank, exit tube.
The invention has the beneficial effects that:
1) according to the invention, the buffer tank with the safety valve is connected between the pressure test pump and the pressure test bag, so that a pressure test mode that the pressure test pump and the pressure test bag are directly connected is broken, and the pipeline pressure test system added into the buffer tank can ensure that the pressure in the system is normal, thereby avoiding accidental injury caused by damage of the pressure gauge;
2) the air bag is arranged in the middle of the inner cavity of the buffer tank, the volume of the tank body is changed through the inflation and deflation of the air bag, so that the buffering time can be changed, the buffer tank is suitable for pipeline pressure tests with different requirements, in addition, different inflation amounts of the air bags can be controlled through the electromagnetic valve, so that a fluid flow channel in the tank body is changed, and a good buffering effect is achieved;
3) according to the invention, the rotatable buffer fan blades are arranged in the tank body, the buffer fan blades are driven to rotate by utilizing the flow velocity of the water body, the buffer effect of the water body can be enhanced, the rotatable buffer fan blades can also drive the cleaning brush to rotate, the inner wall of the tank body is cleaned, and the cleanness of the inner cavity of the tank body is ensured.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic cross-sectional view of a can body of the present invention;
FIG. 4 is a schematic structural view of part A of FIG. 3 according to the present invention;
in the figure: 1. a tank body; 2. a branch pipe; 3. a safety valve; 4. a pressure gauge; 5. a tank cavity volume adjustment assembly; 51. an air inlet pipe; 511. a header pipe; 512. pipe distribution; 52. an air bag; 53. an inflation and deflation mechanism; 6. feeding a pipe; 7. discharging a pipe; 8. connecting short pipes through wires; 9. a stop valve; 10. a check valve; 11. a blow-off pipe; 12. supporting legs; 13. a roller; 14. a drawer; 15. a rotating shaft; 16. a bearing; 17. buffering the fan blades; 18. a guide plate; 19. cleaning a brush; 20. a connecting rod; 21. an electromagnetic valve.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1-3, a simple buffer tank comprises a tank body 1, a safety valve 3 connected with the tank body 1 through a branch pipe 2, a pressure gauge 4, and a tank cavity volume adjusting assembly 5 arranged in the tank body 1; the tank body 1 comprises a pipe body and pipe caps, and the pipe caps are welded at two ends of the pipe body to form a capsule-shaped tank body 1; one of the pipe caps is connected with an inlet pipe 6, the other pipe cap and the pipe body are respectively connected with one and a plurality of outlet pipes 7, the bottom of the pipe body is connected with a drain pipe 11, one ends of the inlet pipe 6, the outlet pipes 7, a branch pipe 2 and the drain pipe 11 are respectively provided with a screwed short pipe 8, the branch pipe 2 is connected with a safety valve 3 and a pressure gauge 4 through the screwed short pipe 8 at one end, the branch pipe 2, the inlet pipe 6, the drain pipe 11 and the outlet pipe 7 arranged on the pipe body are respectively provided with a stop valve 9, the outlet pipe 7 arranged on the pipe cap is provided with two stop valves 9, and the inlet pipe 6 is also provided with a check valve 10;
the tank cavity volume adjusting assembly 5 comprises an air inlet pipe 51, an air bag 52 fixed in the middle of the inner cavity of the tank body 1 and communicated with the air inlet pipe 51, and an air inflation and deflation mechanism 53 connected with the air inlet pipe 51, wherein the air bag 52 is amplified/reduced in the tank body 1 under the inflation/deflation work of the air inflation and deflation mechanism 53 so as to adjust the volume of the tank body 1 and change the flow direction of the fluid in the tank body 1.
The utility model provides an application of simple and easy buffer tank, will the buffer tank is connected in pipeline pressure testing system, the pressure testing pump is connected to advancing pipe 6 of buffer tank, and the pressure testing package is connected to exit tube 7.
It should be noted that: before pressure testing work is carried out, the tank body 1 is connected with a pressure testing pump through an inlet pipe 6, a short connecting pipe 8 and a hose, and is connected with a plurality of pressure testing pipelines in a pressure testing bag through an outlet pipe 7, the short connecting pipe 8 and the hose;
during a pressure test experiment, firstly, the stop valves 9 at the pressure gauge 4 and the safety valve 3 are opened, the pressure test pump is started to pump water into the tank body 1, after the buffer tank is filled with water, the pressure gauge 4 and the safety valve 3 are arranged on the branch pipe 2 on the buffer tank, and the pressure change condition of the pressure test system is monitored;
in the pressure rising process, the buffer tank is used for rapidly rising the buffer pressure, if the pressure is too high and exceeds the test pressure of the pipeline, the buffer tank can be tripped through the safety valve 3 to release redundant pressure, so that the normal pressure of the pipeline pressure test system is ensured, the pressure of the pipeline system is ensured to meet the design requirement, and meanwhile, the pressure gauge 4 is protected from being damaged;
in the using process of the buffer tank, the air bag 52 can be inflated through the air inflation and deflation mechanism 53 to be expanded, so that the volume of the water carried in the tank body 1 is reduced, and the buffer tank can be suitable for different pipeline pressure tests;
and when the air bag 52 is inflated, the flow direction of the fluid can be changed, so that the buffering force can be adjusted.
As shown in figures 1-2, supporting legs 12 are fixedly arranged on two sides of the bottom of the tank body 1, rollers 13 are arranged at the bottoms of the supporting legs 12, and a drawer 14 is arranged between the two supporting legs 12.
It should be noted that: for the convenience of buffer tank removes the use, installation gyro wheel 13 on supporting leg 12 is convenient for remove the buffer tank to optional position, is applicable to the comparatively complicated chemical industry of pipeline, among the petrochemical industry installation engineering, and whole jar of body 1 removes conveniently, can also avoid the pipeline to be mixed and disorderly, take place winding wearing and tearing etc. according to pipeline direction adjustment direction.
As shown in fig. 3, a rotating shaft 15 is installed at the central axial position in the tank body 1, two ends of the rotating shaft 15 are connected with the tank body 1 through a bearing 16 and a support, a plurality of buffer fan blades 17 are evenly installed on the rotating shaft 15, the fan blades of the buffer fan blades 17 are arranged in an inclined manner, a guide plate 18 which is inclined downwards is arranged on the inner side of the inlet end of the tank body 1, and the buffer fan blades 17 are driven to rotate by fluid guided by the guide plate 18.
The inner chamber of the tank body 1 is provided with a cleaning brush 19, the cleaning brush 19 is attached to the inner wall of the tank body 1, and the cleaning brush 19 is fixedly connected with the rotating shaft 15 through a connecting rod 20.
It should be noted that, in order to increase the buffering effect of the buffer tank, the buffer fan blades 17 are arranged in the tank body 1, when a fluid enters, the guide plate 18 guides the direction of the fluid to the inclined surface on one side of the buffer fan blades 17, the fluid hits the inclined surface of the buffer fan blades 17, so that the buffer fan blades 17 can be driven to rotate, and the rotating buffer fan blades 17 can change the direction of the fluid, so as to enhance the buffering;
and pivoted buffering flabellum 17 can drive pivot 15 and rotate, utilizes this characteristic, sets up cleaning brush 19 in pivot 15, and when pivot 15 rotated, cleaning brush 19 will the buffer tank inner wall clearance, avoids the impurity in the buffer tank inner wall attached water, influences buffer tank life and use impression.
As shown in fig. 3-4, the air bags 52 are provided in a plurality of numbers and are respectively disposed in gaps between the buffer fan blades 17, the air bags 52 are fixedly connected with the rotating shaft 15, the air inlet pipe 51 is disposed in the rotating shaft 15, an air outlet end of the air inlet pipe penetrates through the rotating shaft 15 and is communicated with the air bags 52, an air inlet end of the air inlet pipe penetrates through the tank body 1 and is connected with an air inflation and deflation mechanism 53, the air inflation and deflation mechanism 53 comprises an air pump and an air release valve, and the air release valve is mounted on the air inlet pipe 51;
the intake pipe 51 includes house steward 511 and a plurality of minute pipe 512, house steward 511 sets up in pivot 15, and one end runs through pivot 15, pipe cap in proper order and is connected with the air pump with the exit tube 7 of connecting on the pipe cap, divide pipe 512 to run through pivot 15 and a plurality of gasbag 52 intercommunication, be provided with solenoid valve 21 on dividing pipe 512, combine through solenoid valve 21 and external control ware, control the inflation volume of a plurality of gasbags 52 to change the internal fluid flow direction of jar 1.
It should be noted that: in order to facilitate the installation of the air bag 52 and the air inlet pipe 51 and avoid conflict with the rotation of the buffer fan blades 17, the air inlet pipe 51 is arranged in the rotating shaft 15, the air bag 52 is arranged on the surface of the rotating shaft 15 and is positioned between the buffer fan blades 17, the air bag can rotate along with the rotating shaft 15 and does not influence the rotation of the buffer fan blades 17, the volume of water borne by the inner cavity of the tank body 1 can be changed after the air bag 52 is inflated, the buffering time can be changed, the air bag can be suitable for pressure test of pipelines with different diameters or materials, the water outlet time after buffering can be shortened, the water quantity of discharged water is reduced after the pressure test is finished, and the waste of water resources is avoided;
in addition, the opening and closing time of the electromagnetic valve 21 can be controlled through an external controller, so that the inflation time of the air bag 52 and the inflation quantity of the air bag 52 can be controlled, when the inflation quantity of the air bag 52 is different, the air bag can be distributed in a staggered mode greatly and slightly, fluctuation of the flow direction of fluid can be achieved, and good buffering is achieved, wherein the external controller is a PLC (programmable logic controller), and the PLC also controls the inflation and deflation mechanism 53.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. The utility model provides a simple and easy surge tank which characterized in that: the buffer tank comprises a tank body (1), a safety valve (3) connected with the tank body (1) through a branch pipe (2), a pressure gauge (4) and a tank cavity volume adjusting assembly (5) arranged in the tank body (1);
the tank cavity volume adjusting assembly (5) comprises an air inlet pipe (51), an air bag (52) which is fixed in the middle of the inner cavity of the tank body (1) and communicated with the air inlet pipe (51), and an air charging and discharging mechanism (53) connected with the air inlet pipe (51), wherein the air bag (52) is amplified/reduced in the tank body (1) under the air charging and discharging operation of the air charging and discharging mechanism (53) so as to adjust the volume of the tank body (1).
2. The simple buffer tank as claimed in claim 1, wherein: the tank body (1) comprises a pipe body and pipe caps, wherein the pipe caps are connected to two ends of the pipe body to form the capsular tank body (1).
3. The simple buffer tank as claimed in claim 2, wherein: one of them connect into pipe (6) on the pipe cap, another connect one and a plurality of exit tube (7) on the pipe cap and on the body respectively, blow off pipe (11) is connected to the body bottom, advance pipe (6), exit tube (7), branch pipe (2), blow off pipe (11) one end and all be provided with screw connection nozzle stub (8), relief valve (3), manometer (4) are connected through screw connection nozzle stub (8) of one end in branch pipe (2).
4. The simple buffer tank as claimed in claim 3, wherein: the branch pipe (2), the inlet pipe (6), the sewage discharge pipe (11) and the outlet pipe (7) arranged on the pipe body are respectively provided with a stop valve (9), the outlet pipe (7) arranged on the pipe cap is provided with two stop valves (9), and the inlet pipe (6) is also provided with a check valve (10).
5. The simple buffer tank as claimed in claim 1, wherein: the tank body is characterized in that supporting legs (12) are fixedly arranged on two sides of the bottom of the tank body (1), rollers (13) are arranged at the bottoms of the supporting legs (12), and a drawer (14) is arranged between the two supporting legs (12).
6. The simple buffer tank as claimed in claim 2, wherein: the utility model discloses a jar body, including jar body (1), pivot (15) are installed to central axial position in the jar body (1), pivot (15) both ends are passed through bearing (16) and support and are connected with jar body (1), evenly install a plurality of buffering flabellums (17) on pivot (15), the flabellum slope setting of buffering flabellum (17), the entrance point inboard of jar body (1) is provided with deflector (18) of downward sloping, the warp fluid drive buffering flabellum (17) after deflector (18) direction rotate.
7. The simple buffer tank as claimed in claim 6, wherein: the inner cavity of the tank body (1) is provided with a cleaning brush (19), the cleaning brush (19) is attached to the inner wall of the tank body (1), and the cleaning brush (19) is fixedly connected with the rotating shaft (15) through a connecting rod (20).
8. The simple buffer tank as claimed in claim 7, wherein: gasbag (52) set up to a plurality of and set up respectively in the clearance between a plurality of buffering flabellum (17), gasbag (52) and pivot (15) fixed connection, intake pipe (51) set up in pivot (15), and its end of giving vent to anger runs through pivot (15) and a plurality of gasbag (52) intercommunication, and the intake end runs through jar body (1) and fills the mechanism of gassing (53) and be connected, it includes air pump and disappointing valve to fill gassing mechanism (53), disappointing valve installs on intake pipe (51).
9. The simple buffer tank as claimed in claim 8, wherein: intake pipe (51) are including house steward (511) and a plurality of branch pipe (512), house steward (511) set up in pivot (15), and one end runs through pivot (15), pipe cap in proper order and is connected exit tube (7) on the pipe cap with the air pump, branch pipe (512) run through pivot (15) and a plurality of gasbag (52) intercommunication, be provided with solenoid valve (21) on branch pipe (512), combine through solenoid valve (21) and external control ware, control the inflation volume of a plurality of gasbags (52) to change the interior fluid flow direction of jar body (1).
10. Use of a simple buffer vessel according to any of claims 1-9, characterized in that: the buffer tank is connected to a pipeline pressure test system, the inlet pipe (6) of the buffer tank is connected with a pressure test pump, and the outlet pipe (7) of the buffer tank is connected with a pressure test bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111020493.1A CN113757571B (en) | 2021-09-01 | 2021-09-01 | Simple buffer tank and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111020493.1A CN113757571B (en) | 2021-09-01 | 2021-09-01 | Simple buffer tank and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113757571A true CN113757571A (en) | 2021-12-07 |
| CN113757571B CN113757571B (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111020493.1A Active CN113757571B (en) | 2021-09-01 | 2021-09-01 | Simple buffer tank and application thereof |
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| Country | Link |
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| CN (1) | CN113757571B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798631A (en) * | 2022-04-22 | 2022-07-29 | 武汉大学 | Energy-saving efficient cleaning device capable of adjusting volume in tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114798631A (en) * | 2022-04-22 | 2022-07-29 | 武汉大学 | Energy-saving efficient cleaning device capable of adjusting volume in tank |
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| Publication number | Publication date |
|---|---|
| CN113757571B (en) | 2023-08-04 |
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