CN116105407B

CN116105407B - Gas-liquid separator capable of circularly separating

Info

Publication number: CN116105407B
Application number: CN202310394115.2A
Authority: CN
Inventors: 丁海军
Original assignee: Yufu Tianjin Technology Co ltd
Current assignee: Yufu Tianjin Technology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-16
Anticipated expiration: 2043-04-13
Also published as: CN116105407A

Abstract

The invention relates to the technical field of refrigeration equipment, in particular to a gas-liquid separator capable of circularly separating, which comprises an upper cylinder, a lower cylinder, an exhaust pipe, a liquid inlet pipe, a silk screen filter element and the like, wherein the upper cylinder is connected with the lower cylinder through bolts, the upper part of the upper cylinder is communicated with the exhaust pipe, one end of the exhaust pipe, which is close to the upper cylinder, is provided with an orifice upwards, the upper cylinder is communicated with the liquid inlet pipe for introducing gas-liquid mixed fluid, and the silk screen filter element for performing gas-liquid separation on the gas-liquid mixed fluid is arranged in the upper cylinder. According to the silk screen filter element, gas in a gas-liquid mixed fluid can be lifted and discharged, liquid can flow downwards into the second water tank and the threaded frame, the threaded frame and the supporting plate can move downwards due to gravity, the threaded frame and the collecting basin rotate 180 degrees under the action of the connecting rod, the first water tank can continuously collect separated liquid, the liquid in the second water tank and the threaded frame can be discharged through the liquid discharge pipe, and separated liquid can be collected while liquid is discharged, so that the separation efficiency is improved.

Description

Gas-liquid separator capable of circularly separating

Technical Field

The invention relates to the technical field of refrigeration equipment, in particular to a gas-liquid separator capable of circularly separating.

Background

In order to prevent liquid from directly entering the refrigeration compressor in a refrigeration system, a gas-liquid separator is usually required to be installed between the refrigeration compressor and the evaporator so as to perform gas-liquid separation on a gas-liquid mixed fluid, wherein the gas-liquid separator is a separation device for removing liquid through gas-liquid filtration or centrifugal separation, and the gas-liquid filtration method is usually to use a silk screen woven by improving the traditional sweater rod needle braiding method for filtration.

Chinese patent with publication number CN109999568A discloses a gas-liquid separator, comprising: the side surface of the lower end of the cylinder body is provided with a gas-liquid mixture inlet; the upper end socket is connected to the upper end of the cylinder body, and the top end of the upper end socket is provided with a gas phase outlet; the lower end socket is connected to the lower end of the cylinder body, and the bottom end of the lower end socket is provided with a residual liquid outlet; the silk screen device is connected between the upper sealing head and the cylinder body.

The above patent carries out gas-liquid separation through regular packing device and silk screen device, and liquid can drop down in the low head, but when the residual liquid of needs to be discharged, the gas-liquid mixture of partial unseparation is discharged through the residual liquid export easily, influences the gas-liquid separation effect, consequently need stop to let in the gas-liquid mixture, and the residual liquid is discharged completely and is then continued to let in the gas-liquid mixture again, leads to being difficult to carry out gas-liquid separation circularly, influences separation efficiency.

Disclosure of Invention

In order to overcome the defects that in the prior art, when residual liquid needs to be discharged, the gas-liquid mixture needs to be stopped from being introduced, and the residual liquid is completely discharged and then is continuously introduced into the gas-liquid mixture, so that the gas-liquid separation is difficult to circularly perform and the separation efficiency is influenced, the invention aims to provide a recyclable gas-liquid separator capable of improving the separation efficiency.

The technical implementation scheme of the invention is as follows: the utility model provides a circulated separation's gas-liquid separator, including last barrel, lower barrel, the blast pipe, feed liquor pipe and fluid-discharge tube, go up and have down the barrel through bolted connection on the barrel, upward barrel upper portion intercommunication has the blast pipe, the blast pipe is close to the one end mouth of pipe of going up the barrel up, upward the intercommunication has the feed liquor pipe that is used for letting in gas-liquid mixed fluid on the barrel, the last intercommunication of lower barrel has the fluid-discharge tube, still including the fluid-discharge valve, the silk screen filter core, interception mechanism, fixed establishment and fluid-discharge mechanism, install the fluid-discharge valve on the fluid-discharge tube, go up the inside silk screen filter core that is used for carrying out gas-liquid separation to gas-liquid mixed fluid, feed liquor pipe and silk screen filter core intercommunication, upward barrel and the inside interception mechanism that is equipped with of lower barrel are equipped with on the barrel and are used for fixed silk screen filter core, the inside fluid-discharge mechanism that is equipped with of lower barrel.

As the improvement of above-mentioned scheme, interception mechanism is including toper interception board and deflector, and lower barrel internally connected has the toper interception board, and the interval has a plurality of through-hole on the toper interception board, goes up barrel internally connected with the deflector that is used for leading gas, and the deflector is the slope setting.

As the improvement of above-mentioned scheme, fixed establishment is including screw thread piece, stopper and fixed block, goes up the inside circumference interval connection of barrel and has four screw thread pieces, and equal threaded connection has the stopper that is used for carrying out spacing to the silk screen filter core on the screw thread piece, and the stopper top all contacts with the silk screen filter core, goes up the inside circumference interval connection of barrel and has four fixed blocks, and fixed block bottom all contacts with the silk screen filter core.

As the improvement of above-mentioned scheme, flowing back mechanism is including the baffle, the closing plate, collect the basin, the connecting cylinder, the screw thread frame, the connecting rod, the lifter plate, backup pad and compression spring, barrel internal connection has the backup pad down, sliding connection has the lifter plate in the backup pad, it has first flowing back hole to open on the lifter plate, be connected with compression spring between lifter plate and the backup pad, the screw thread frame is connected with to the rotation on the lifter plate, it has the second flowing back hole to open at screw thread frame bottom, barrel internal connection has the connecting rod down, the connecting rod moves on the screw thread of screw thread frame, barrel internal connection has the closing plate down, barrel internal rotation is connected with the collection basin that is used for collecting liquid down, it has the first basin that is located the left side and is located the second basin on the right side to open on the collection basin, first basin and second basin are the symmetry setting, the closing plate covers first basin bottom department and opens the round hole, it has the connecting cylinder to connect in second basin bottom department, the connecting cylinder sliding type passes screw thread frame top, barrel internal connection has the baffle down, the baffle contacts with collection basin.

As the improvement of above-mentioned scheme, still including joint mechanism, joint mechanism is including connecting block, buoyancy pole and cardboard, and it has two draw-in grooves to open on the collection basin, and barrel internal connection has the connecting block down, and sliding connection has buoyancy pole on the connecting block, is connected with the cardboard that is used for blocking the collection basin on the buoyancy pole, and the cardboard card is in the draw-in groove on right side.

As the improvement of above-mentioned scheme, still including the guide plate, be connected with the guide plate that is used for carrying out the water conservancy diversion to liquid on the closing plate, the guide plate is last to be spaced apart to have a plurality of guiding gutter that is the arc setting.

As the improvement of above-mentioned scheme, still including blocking the mechanism, blocking the mechanism and including rotating lid and filter screen, the one end rotation type that lower barrel was kept away from to the fluid-discharge tube is connected with the lid that rotates, and the one end internal connection that lower barrel was kept away from to the fluid-discharge tube has the filter screen that is used for blocking impurity.

As an improvement of the above-mentioned scheme, the deflector is arranged obliquely toward the direction of the second water tank.

The beneficial effects of the invention are as follows: according to the silk screen filter element, gas in a gas-liquid mixed fluid can be lifted and discharged, liquid can flow downwards into the second water tank and the threaded frame, the threaded frame and the supporting plate can move downwards due to gravity, the threaded frame and the collecting basin rotate 180 degrees under the action of the connecting rod, the first water tank can continuously collect separated liquid, the liquid in the second water tank and the threaded frame can be discharged through the liquid discharge pipe, and separated liquid can be collected while liquid is discharged, so that the separation efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional view of the present invention.

FIG. 3 is a schematic view of a partially cut-away structure of the present invention.

Fig. 4 is a schematic structural view of the interception mechanism of the present invention.

Fig. 5 is a schematic structural view of the fixing mechanism of the present invention.

Fig. 6 is a schematic structural view of a liquid discharging mechanism of the present invention.

FIG. 7 is a schematic cross-sectional view of a drainage mechanism of the present invention.

Fig. 8 is a schematic view of a part of the structure of the drainage mechanism of the present invention.

Fig. 9 is a schematic diagram of a first structure of the clamping mechanism of the present invention.

Fig. 10 is a schematic diagram of a second structure of the clamping mechanism of the present invention.

FIG. 11 is a schematic view of the structure of the drainage mechanism and the baffle of the present invention.

Fig. 12 is a schematic structural view of the blocking mechanism of the present invention.

Fig. 13 is a schematic structural view of a filter screen according to the present invention.

Reference numerals in the figures: 1: upper cylinder, 2: lower barrel, 3: exhaust pipe, 4: liquid inlet pipe, 5: drain pipe, 6: drain valve, 7: screen filter core, 8: intercept mechanism, 81: conical interception plate, 82: through hole, 83: deflector, 9: fixing mechanism, 91: screw block, 92: stopper, 93: fixed block, 10: liquid discharge mechanism, 100: baffle, 101: sealing plate, 102: collection basin, 103: round hole, 104: connecting cylinder, 105: screw frame, 106: connecting rod, 107: lifter plate, 108: support plate, 109: compression spring, 11: clamping mechanism, 110: card slot, 111: connecting block, 112: buoyancy rod, 113: cardboard, 12: deflector, 121: diversion trenches, 13: blocking mechanism, 131: rotating cap, 132: and (3) a filter screen.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

The utility model provides a but gas-liquid separator of circulation separation, as shown in fig. 1-8, including last barrel 1, lower barrel 2, blast pipe 3, feed liquor pipe 4, fluid-discharge pipe 5, flowing back valve 6, silk screen filter core 7, interception mechanism 8, fixed establishment 9 and flowing back mechanism 10, go up barrel 1 bottom and have lower barrel 2 through bolted connection, go up barrel 1 upper portion intercommunication and have blast pipe 3, the one end mouth of pipe that blast pipe 3 is close to last barrel 1 up, go up barrel 1 upper portion intercommunication has feed liquor pipe 4, lower barrel 2 bottom intercommunication has fluid-discharge pipe 5, install flowing back valve 6 on the fluid-discharge pipe 5, go up barrel 1 inside and be equipped with silk screen filter core 7, feed liquor pipe 4 and silk screen filter core 7 intercommunication, when the air-liquid mixed fluid is passed from feed liquor pipe 4, silk screen filter core 7 can filter air-liquid mixed fluid, make gas rise, thereby discharge through blast pipe 3, and liquid can drop down to down in barrel 2 down, thereby carry out the gas-liquid separation, go up barrel 1 and be equipped with interception mechanism 8 down barrel 2 inside, be equipped with on barrel 1, be equipped with on going up barrel 1 and be equipped with and be used for fixed establishment 7 down inside filter core 2.

As shown in fig. 2 and 4, the interception mechanism 8 includes a conical interception plate 81 and a guide plate 83, the conical interception plate 81 is fixedly connected to the upper side of the inner portion of the lower cylinder 2, a plurality of through holes 82 are spaced apart on the conical interception plate 81, the guide plate 83 is fixedly connected to the upper side of the inner portion of the upper cylinder 1, and the guide plate 83 is obliquely arranged, and the guide plate 83 can guide gas so that the gas enters the exhaust pipe 3.

As shown in fig. 2 and 5, the fixing mechanism 9 includes a threaded block 91, a limiting block 92 and a fixing block 93, four threaded blocks 91 are fixedly connected to the lower side of the inner portion of the upper cylinder 1 at uniform intervals in the circumferential direction, the limiting blocks 92 are connected to the threaded blocks 91 in a threaded manner, the tops of the limiting blocks 92 are in contact with the wire mesh filter element 7, four fixing blocks 93 are fixedly connected to the lower side of the inner portion of the upper cylinder 1 at uniform intervals in the circumferential direction, the bottoms of the fixing blocks 93 are in contact with the wire mesh filter element 7, the wire mesh filter element 7 can be clamped between the fixing blocks 93 and the limiting blocks 92, and therefore the wire mesh filter element 7 is limited.

As shown in fig. 2, 6, 7 and 8, the liquid draining mechanism 10 comprises a baffle 100, a sealing plate 101, a collecting basin 102, a connecting cylinder 104, a thread frame 105, a connecting rod 106, a lifting plate 107, a supporting plate 108 and a compression spring 109, wherein the supporting plate 108 is fixedly connected to the lower side of the inner part of the lower cylinder 2, the lifting plate 107 is connected to the supporting plate 108 in a sliding manner, a first liquid draining hole is formed in the lifting plate 107, a compression spring 109 is connected between the lifting plate 107 and the supporting plate 108, the top of the lifting plate 107 is rotatably connected with the thread frame 105, a second liquid draining hole is formed in the bottom of the thread frame 105, the connecting rod 106 is fixedly connected to the lower side of the inner part of the lower cylinder 2, the connecting rod 106 moves on the thread of the thread frame 105, the sealing plate 101 is fixedly connected to the lower side of the inner side of the lower cylinder 2, the collecting basin 102 is rotatably connected to the lower side of the inner side of the lower cylinder 2, a first water tank positioned on the left side and a second water tank positioned on the right side, the first basin and the second basin are the symmetry setting, closing plate 101 covers first basin, it has round hole 103 to collect basin 102 department in first basin bottom, it has connecting cylinder 104 to collect basin 102 department in second basin bottom intercommunication, connecting cylinder 104 slidingtype pass screw frame 105 top, the inboard rigid coupling of lower barrel 2 has baffle 100, baffle 100 top and collection basin 102 contact, when liquid flows down through the toper interception board 81, liquid can flow to in the second basin, rethread connecting cylinder 104 flows to screw frame 105 in, screw frame 105 can down move under the effect of gravity, can make screw frame 105 rotate 180 degrees under connecting rod 106, thereby drive and collect basin 102 and rotate 180 degrees, first flowing back hole can align with the second flowing back hole, make the liquid flow, and first liquid after can continuing to collect the separation basin.

Initially, the lifting plate 107 blocks the second liquid drain hole on the thread frame 105, when gas-liquid separation is needed, the liquid drain pipe 5 is in butt joint with a liquid collecting pipeline, the liquid drain valve 6 is opened, the exhaust pipe 3 is in butt joint with a gas collecting pipeline, then the gas-liquid mixed fluid to be separated is introduced into the liquid inlet pipe 4, the gas enters the lower part of the screen filter element 7, the gas can rise through the screen filter element 7, the inclined guide plate 83 can enable the separated gas to be gathered at the upper end of the exhaust pipe 3, so that the gas is discharged through the exhaust pipe 3, the screen filter element 7 can intercept the liquid in the gas-liquid mixed fluid, the liquid flows downwards to the conical interception plate 81, the liquid flows downwards to the second water tank through the through hole 82 under the action of gravity, so that the liquid flows into the thread frame 105 through the connecting cylinder 104, and the separated liquid is collected, when the threaded frame 105 is filled with water, the threaded frame 105 moves downwards under the action of gravity to drive the supporting plate 108 to move downwards, the compression spring 109 compresses, the connecting rod 106 can move on the threads of the threaded frame 105 to drive the threaded frame 105 to rotate 180 degrees, the connecting cylinder 104 and the collecting basin 102 are driven to rotate 180 degrees, the second liquid discharge hole is aligned with the first liquid discharge hole, the sealing plate 101 covers the upper part of the second liquid tank, so that gas cannot enter the second liquid tank, the baffle 100 can block the round hole 103, and the continuously separated liquid flows into the first liquid tank to be collected, at the moment, the liquid in the second liquid tank and the threaded frame 105 flows downwards through the second liquid discharge hole and the first liquid discharge hole under the action of gravity and is discharged through the liquid discharge pipe 5, after the liquid in the second liquid tank and the threaded frame 105 flows out, the compression spring 109 is restored to the original state, the lifting plate 107 and the thread frame 105 are driven to move upwards, the thread frame 105 is driven to rotate reversely by 180 degrees under the action of the connecting rod 106, the connecting cylinder 104 and the collecting basin 102 are driven to rotate reversely by 180 degrees, the baffle 100 is enabled to stop the round hole 103, liquid collected by the second water tank can flow downwards and be discharged through the round hole 103, the operation is reciprocated, the gas-liquid mixed fluid is not required to be stopped, the separated liquid can be continuously discharged, the separated liquid can be collected, the gas-liquid mixed fluid can be circularly separated, the separation efficiency is improved, when the silk screen filter element 7 needs to be replaced, the bolts are loosened manually, the lower cylinder 2 and the upper cylinder 1 are detached, then the limiting block 92 is twisted to rotate by 180 degrees, the limiting block 92 moves downwards under the action of threaded connection, when the limiting block 92 and the silk screen filter element 7 are separated, the silk screen filter element 7 can be removed for replacement, the top of the silk screen filter element 7 is pushed into the upper cylinder 1, the top of the silk screen filter element 7 is enabled to be contacted with the fixing block 93, the limiting block 92 is twisted to rotate reversely by 180 degrees, and the top of the limiting block 92 can reset, and the silk screen filter element 7 can be contacted with the silk screen filter element 7 again.

Example two

On the basis of embodiment 1, as shown in fig. 2, 9 and 10, still include joint mechanism 11, joint mechanism 11 is including connecting block 111, buoyancy pole 112 and cardboard 113, it has draw-in groove 110 that two central symmetry set up to open on collecting basin 102, the inside downside rigid coupling of lower barrel 2 has connecting block 111, connecting block 111 is gone up the slidingtype and is connected with buoyancy pole 112, the rigid coupling has cardboard 113 on the buoyancy pole 112, cardboard 113 card is in draw-in groove 110 on the right side, can fix a position collecting basin 102, prevent that the position of collecting basin 102 from taking place to deviate from, when liquid gets into second basin and screw thread frame 105, buoyancy pole 112 can float on the liquid level, thereby upward movement along with the liquid level, drive cardboard 113 upward movement, when second basin and screw thread frame 105 are filled with liquid, cardboard 113 can leave the draw-in groove 110 of second basin, thereby the limit to collecting basin 102 is released, when collecting basin 102 rotates 180 degrees, buoyancy pole 112 and cardboard 113 can down move, thereby make cardboard 113 card in the draw-in groove 110 on the right side, can be carried out to the position of collecting basin 102, when the limit liquid drain hole is removed from moving upward along with the first basin 102, when the upward movement is guaranteed to the first basin is completely, the limit hole is moved, when the top is guaranteed to be washed with the second basin is moved upward, the top to drain the top is guaranteed.

As shown in fig. 2 and 11, the sealing plate further comprises a guide plate 12, the top of the sealing plate 101 is fixedly connected with the guide plate 12, the guide plate 12 is arranged obliquely towards the right, so that liquid can flow downwards along the guide plate 12, a plurality of guide grooves 121 which are arranged in an arc shape are formed in the guide plate 12 at intervals, when the liquid flows downwards onto the guide plate 12 through the conical interception plate 81, the guide plate 12 can guide the liquid, so that the liquid flows into the first water tank or the second water tank along with the guide grooves 121, the liquid is prevented from accumulating, and the gas-liquid separation effect is improved.

As shown in fig. 2, 12 and 13, still including blocking mechanism 13, blocking mechanism 13 is including rotating lid 131 and filter screen 132, the one end rotation that barrel 2 was kept away from to the fluid-discharge tube 5 is connected with rotating lid 131, the inside rigid coupling of one end that barrel 2 was kept away from down of fluid-discharge tube 5 has filter screen 132, filter screen 132 can prevent that impurity from getting into fluid-discharge tube 5 in, rotate lid 131 lid on fluid-discharge tube 5, can prevent that impurity from getting into fluid-discharge tube 5 in, open rotating lid 131 through upwards rotating, can dock fluid-discharge tube 5 with the pipeline of collecting liquid, filter screen 132 can block the impurity, prevent that fluid-discharge tube 5 from taking place to block up.

It is to be understood that the above description is intended to be illustrative only and is not intended to be limiting. Those skilled in the art will appreciate variations of the present invention that are intended to be included within the scope of the claims herein.

Claims

1. The utility model provides a but gas-liquid separator of circulation separation, including last barrel (1), lower barrel (2), blast pipe (3), feed liquor pipe (4) and fluid-discharge tube (5), go up and have lower barrel (2) through bolted connection on barrel (1), it has blast pipe (3) to go up barrel (1) upper portion intercommunication, one end mouth of pipe that blast pipe (3) is close to last barrel (1) up, it has feed liquor pipe (4) that are used for letting in gas-liquid mixed fluid to go up the intercommunication on barrel (1), it has fluid-discharge tube (5) to go up the intercommunication on lower barrel (2), characterized by, still including fluid-discharge valve (6), silk screen filter core (7), interception mechanism (8), fixed establishment (9) and fluid-discharge mechanism (10), install fluid-discharge valve (6) on fluid-discharge tube (5), go up barrel (1) inside be equipped with silk screen filter core (7) that are used for carrying out gas-liquid separation to gas-liquid mixed fluid, feed liquor pipe (4) and silk screen filter core (7) intercommunication, go up barrel (1) and be equipped with interception mechanism (8) down inside barrel (2), be equipped with fixed establishment (9) inside filter core (2) on going up barrel (1); the liquid draining mechanism (10) comprises a baffle plate (100), a sealing plate (101), a collecting basin (102), a connecting cylinder (104), a thread frame (105), a connecting rod (106), a lifting plate (107), a supporting plate (108) and a compression spring (109), wherein the supporting plate (108) is connected with the inner part of the lower cylinder body (2), the lifting plate (107) is connected with the lifting plate (107) in a sliding manner, a first liquid draining hole is formed in the lifting plate (107), the compression spring (109) is connected between the lifting plate (107) and the supporting plate (108), the thread frame (105) is rotationally connected with the lifting plate (107), the thread frame (105) is provided with a second liquid draining hole at the bottom, the connecting rod (106) is movably connected with the thread of the thread frame (105), the sealing plate (101) is connected with the inner part of the lower cylinder body (2), the collecting basin (102) for collecting liquid is rotationally connected with the inner part of the lower cylinder body (2), a first water tank and a second water tank positioned on the right side are symmetrically arranged, the sealing plate (102) is provided with a first water tank and a second water tank positioned on the left side, the first water tank and the second water tank are respectively, the sealing plate (103) is connected with the first water tank (101) at the bottom of the round hole (102) and the first water tank (102) is connected with the round hole at the bottom of the water tank (102), the connecting cylinder (104) passes through the top of the threaded frame (105) in a sliding manner, the lower cylinder (2) is internally connected with a baffle plate (100), the baffle plate (100) is in contact with the collecting basin (102), when the threaded frame (105) is filled with water, the threaded frame (105) moves downwards under the action of gravity to drive the supporting plate (108) to move downwards, the compression spring (109) compresses, the connecting rod (106) can move on the threads of the threaded frame (105) to drive the threaded frame (105) to rotate 180 degrees, thereby driving the connecting cylinder (104) and the collecting basin (102) to rotate 180 degrees, enabling the second liquid discharge hole to be aligned with the first liquid discharge hole, the sealing plate (101) covers the second water tank, the baffle plate (100) can block the baffle plate (103) to enable separated liquid to flow into the first water tank for collection, the liquid in the second water tank and the threaded frame (105) can flow downwards through the second liquid discharge hole and the first liquid discharge hole under the action of gravity, then be discharged through the liquid discharge pipe (5), after the liquid in the second water tank and the threaded frame (105) flows out, the compression spring (109) drives the original connecting plate (104) to move downwards to drive the threaded frame (104) to rotate 180 degrees to lift the connecting cylinder (102) to rotate up and down, the baffle plate (100) can not block the round hole (103) any more.

2. The gas-liquid separator capable of being circularly separated according to claim 1, wherein the interception mechanism (8) comprises a conical interception plate (81) and a guide plate (83), the conical interception plate (81) is connected with the inside of the lower cylinder (2), a plurality of through holes (82) are formed in the conical interception plate (81) at intervals, the guide plate (83) for guiding gas is connected with the inside of the upper cylinder (1), and the guide plate (83) is obliquely arranged.

3. The gas-liquid separator capable of being separated circularly according to claim 1, wherein the fixing mechanism (9) comprises threaded blocks (91), limiting blocks (92) and fixing blocks (93), four threaded blocks (91) are connected to the upper cylinder (1) at intervals in the circumferential direction, limiting blocks (92) used for limiting the screen filter element (7) are connected to the threaded blocks (91) in a threaded mode, the tops of the limiting blocks (92) are in contact with the screen filter element (7), four fixing blocks (93) are connected to the upper cylinder (1) at intervals in the circumferential direction, and the bottoms of the fixing blocks (93) are in contact with the screen filter element (7).

4. The gas-liquid separator capable of being separated circularly according to claim 1, further comprising a clamping mechanism (11), wherein the clamping mechanism (11) comprises a connecting block (111), a buoyancy rod (112) and a clamping plate (113), two clamping grooves (110) are formed in the collecting basin (102), the connecting block (111) is connected to the inner part of the lower cylinder (2), the buoyancy rod (112) is connected to the connecting block (111) in a sliding mode, the clamping plate (113) for clamping the collecting basin (102) is connected to the buoyancy rod (112), and the clamping plate (113) is clamped in the clamping groove (110) on the right side.

5. A gas-liquid separator capable of being separated circularly according to claim 1, further comprising a deflector (12), wherein the sealing plate (101) is connected with a deflector (12) for guiding the liquid, and a plurality of guide grooves (121) arranged in an arc shape are spaced apart on the deflector (12).

6. The gas-liquid separator capable of circularly separating according to claim 1, further comprising a blocking mechanism (13), wherein the blocking mechanism (13) comprises a rotary cover (131) and a filter screen (132), one end of the liquid discharge pipe (5) far away from the lower cylinder (2) is rotatably connected with the rotary cover (131), and one end of the liquid discharge pipe (5) far away from the lower cylinder (2) is internally connected with the filter screen (132) for blocking impurities.

7. A cyclically separable gas-liquid separator according to claim 5, characterized in that the deflector (12) is inclined in a direction towards the second water tank.