CN211159182U - Air filter tank for vacuum pumping - Google Patents
Air filter tank for vacuum pumping Download PDFInfo
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- CN211159182U CN211159182U CN201921540393.XU CN201921540393U CN211159182U CN 211159182 U CN211159182 U CN 211159182U CN 201921540393 U CN201921540393 U CN 201921540393U CN 211159182 U CN211159182 U CN 211159182U
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Abstract
The utility model discloses an air filtering tank for vacuum material pumping, which comprises a tank body, an air inlet pipe, an air outlet pipe, a liquid discharge pipe, a bracket and a cleaning device, wherein the cleaning device comprises a guide rod, a first loop bar, a cleaning layer and at least two cleaning parts, the cleaning parts comprise a limiting block and a connecting rod, and the cleaning parts are connected with the guide rod and are positioned in the tank body; the limiting block is fixedly connected to the guide rod, one end of the connecting rod is movably connected to the side wall of the limiting block, the other end of the connecting rod is connected with the cleaning layer, and the cleaning layer is tightly attached to the inner wall of the tank body; the length direction of the connecting rod is vertical to the guide rod; the angle between the side wall of the limiting block in contact with the connecting rod and the guide rod is an acute angle, the side wall in contact with the connecting rod is provided with a U-shaped groove, the connecting rod and the end in contact with the limiting block are spherical bodies, the spherical bodies are arranged in the U-shaped groove, and the guide rod is sleeved with a first loop bar in clearance fit. The utility model discloses a cleaning device is passed through to the purpose, and timely effectual attachment to the internal wall of jar carries out effective clearance.
Description
Technical Field
The utility model belongs to the gas holder field especially relates to a vacuum is taken out material and is used filtration jar.
Background
The filtering tank is a special equipment for filtering, and has the function of stabilizing the system pressure, and can be divided into a carbon steel tank, a low alloy steel tank and a stainless steel tank according to the material of the filtering tank, the filtering tank (pressure vessel) generally comprises parts and components such as a cylinder body, a sealing head, a flange, a connecting pipe, a sealing element, a support and the like, and in addition, the filtering tank is also provided with a safety device, a meter and internal parts for completing different production process functions. When biochemical materials are processed, the original vacuumizing operation directly discharges the extracted gas into the air, and the extracted gas contains impurities and polluted gas and is easy to influence the surrounding environment.
In the prior art, the filtering tank is very convenient to clean due to the structural problem of the filtering tank when being cleaned.
Patent publication is CN207343424U, a gas holder cleaning device is provided, this gas holder cleaning device is before using, add sufficient water through the water inlet toward the water storage bucket in, pump machine through a pump machine switch open, the shower nozzle is carried through the outlet pipe to water in the water storage bucket, the handheld No. two handles of people stretch into the outlet pipe inside again by the shower nozzle to the inside clearance of gas storage bucket, the impact capacity of utilization water washs the gas holder inner wall, can't stabilize effective clearance to the firm attachment of inner wall, and the scope of wasing the inner wall receives the restriction.
Therefore, there is an urgent need for an air filtration tank for vacuum pumping that can effectively clean the attachments on the inner wall of the air storage tank.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above problem, a vacuum is taken out material and is used filtration jar is provided, through cleaning device, in time effectual attachs to jar internal effectively clear up, guarantees jar body effective filtration gas.
In order to realize the above purpose, the utility model adopts the technical scheme that:
an air filtering tank for vacuum material pumping comprises a bracket, a tank body, a liquid discharge pipe, an air outlet pipe, a cleaning device and an air inlet pipe, wherein the air inlet pipe is arranged on one side of the tank body, the air outlet pipe is arranged on the top of the tank body, and the liquid discharge pipe is arranged on the bottom of the tank body; the tank body is internally provided with filtrate, and the height of the filtrate is higher than that of an opening of the air inlet pipe in the tank body; the liquid discharge pipe is positioned at the bottom of the tank body and is provided with a sealing part;
the tank body sequentially comprises a stainless steel layer, a heat insulation filling layer and a carbon layer from outside to inside;
the bottom of the tank body is provided with at least two groups of brackets for supporting the tank body;
the tank body is also provided with a cleaning device, one end of the cleaning device is arranged on the outer side of the top wall of the tank body, and the other end of the cleaning device is arranged in the tank body; the cleaning device comprises a cleaning layer, a first loop bar, a guide bar and at least two cleaning parts, wherein the guide bar is vertically arranged at the central position of the tank body, the first loop bar in clearance fit is sleeved outside the guide bar, and the guide bar is used for moving along the length direction of the first loop bar;
the cleaning parts comprise limiting blocks and connecting rods, the cleaning parts are connected to the guide rods, and the two cleaning parts are vertically arranged on the guide rods and are positioned in the tank body; the limiting block is arranged in the first loop bar; the limiting block is fixedly connected to the guide rod, the contact surface is a side wall of the limiting block, the contact surface is in contact with the connecting rod and the guide rod, the included angle between the contact surface and the guide rod is an acute angle, the contact surface is provided with a U-shaped groove, one end of the connecting rod, which is in contact with the limiting block, is a sphere, and the sphere is movably arranged in the U-shaped groove and used for moving along the U-shaped groove; one end of the connecting rod is movably connected to the side wall of the limiting block, the other end of the connecting rod is connected with the cleaning layer, the cleaning layer is tightly attached to the inner wall of the tank body, the cleaning layer is vertically arranged in the tank body in the length direction, and one side, away from the connecting rod, of the cleaning layer is in contact with the inner wall of the tank body; the length direction of the connecting rod is vertical to the guide rod; one end of each connecting rod, which is close to the inner wall of the tank body, is connected with the same cleaning layer and is used for clinging to the inner wall of the tank body; the same end of the guide rod and the first sleeve rod is arranged on the outer side of the top wall of the tank body, and the other ends of the guide rod and the first sleeve rod are arranged in the tank body; the first sleeve rod wall is provided with an opening, and the connecting rod penetrates through the opening to be contacted with the limiting block.
Further, the cleaning layer includes two cleaning layers, and two cleaning layers set up along the face symmetry through the guide bar, and the cleaning piece includes a cleaning piece, and two liang of cleaning pieces are vertical to be located the guide bar, and same cleaning layer is connected to two connecting rods of two cleaning pieces of vertical setting.
Furthermore, the cleaning layer is tightly attached to the side wall and the bottom wall of the tank body, and the height of the cleaning layer is consistent with the height of the inner wall of the tank body in the direction.
Furthermore, a second loop bar in clearance fit is sleeved outside the connecting rod, one end of the second loop bar is vertically connected to the length direction of the first loop bar, the other end of the second loop bar is not contacted with the inner wall of the tank body, and the connecting rod is used for moving along the length direction of the second loop bar; and a first sealing element is arranged between the end wall of one end of the second sleeve rod, which deviates from the first sleeve rod, and the connecting rod and is used for sealing and fixing the connecting rod.
Furthermore, an opening wall at the joint of the opening of the tank body and the first loop bar is encircled to form a stepped through hole, a first through hole and a second through hole are respectively arranged from inside to outside of the tank body, the inner diameter of the first through hole is smaller than that of the second through hole, and the inner wall of the first through hole is tightly attached to the first loop bar; a second sealing element and a bolt are sequentially arranged between the inner wall of the second through hole and the side wall of the first sleeve rod from the inside to the outside of the tank body, the first sleeve rod is sleeved with the second sealing element and the bolt, and the side wall of the bolt, which deviates from the first sleeve rod, is provided with threads matched with the inner side wall of the second through hole.
Further, outside the jar body, be equipped with one section screw thread on the guide bar with first loop bar separation department, the cover is equipped with on the guide bar with screw thread assorted nut, when the guide bar was motionless, the nut of screwing, the nut is used for fixed first loop bar and guide bar.
Further, a barometer is arranged at the top of the tank body and comprises a gas sensitive element, the gas sensitive element is located in the top wall of the tank body and used for measuring air pressure, the barometer is electrically connected with the controller, and the controller is electrically connected with the alarm.
Further, the guide rod and the end part of the first sleeve rod, which is positioned at one end outside the tank body, are provided with handles for operating the cleaning device.
Furthermore, a filter layer and a first one-way valve are sequentially arranged in the air inlet pipe according to the air inlet direction; the air outlet pipe is sequentially provided with a second one-way valve and a filter layer according to the air outlet direction.
The utility model discloses beneficial effect:
1) the arrangement of the limiting block and the connecting rod in the utility model enables the connecting rod to be extensible in the length direction, thereby solving the problem that the cleaning layer is worn and can not be tightly attached to the wall of the tank body for cleaning in the tank body cleaning process; after wearing and tearing, lift the guide bar, the stopper lateral wall supports the connecting rod, and connecting rod one end extends to the tank inner wall, and the cleaning layer is pushed to tank wall extrusion laminating once more, provides the powerful assurance for long-term use cleaning device clearance tank body attachment.
2) The utility model discloses U-shaped groove and the spheroidal spacing setting of connecting rod one end in the stopper, the position of being convenient for stabilize the connecting rod prevents to walk partially, ensures the connecting rod perpendicular to guide bar, and the internal wall of jar is hugged closely to the tip and clears up.
3) The utility model discloses well first sleeve rod and guide bar department sealing member and the setting of bolt effectively avoid filtering jar gas leakage.
4) The utility model discloses well jar body is including stainless steel layer, thermal-insulated filling layer and carbon-layer, and the carbon-layer is stable in jar body, suitable and various gas contact, and the heat that thermal-insulated filling layer effectively isolated gas brought avoids heat transfer to the stainless steel layer, avoids cooling tank outer wall in long-term use, and jar body cold and hot is in turn, and the drop of water that jar body outer wall produced causes a jar body outer wall to corrode and rust etc..
5) The utility model is provided with the check valve and the filter layer in the air inlet pipe and the air outlet pipe, the check valve ensures the flowing direction of the gas in the air inlet pipe and the air outlet pipe, and avoids the backflow of the gas or the liquid caused by the accident condition to pollute the materials in the related equipment; the filtering layer in the air inlet pipe can screen out larger particles and is arranged outside the tank body, so that the filtering layer is convenient to replace in time; the outlet duct is located to the filter layer heavy, and the jar is external, carries out the secondary filter to the gas through the filtrate, guarantees that poisonous gas is whole to be absorbed, is convenient for in time change the filter layer.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged view of portion A;
FIG. 3 is an enlarged view of the portion B.
The text labels in the figures are represented as: 1. the support, 2, jar body, 4, outlet duct, 5, cleaning device, 5.1, cleaning layer, 5.2, first loop bar, 5.3, guide bar, 5.4, connecting rod, 5.4.1, the spheroid, 5.5, the second loop bar, 5.6, the stopper, 5.6.1, the contact surface, 6, the barometer, 7, the intake pipe, 8, first sealing member, 8.1, the opening wall, 8.2, the filter layer, 9, the opening wall, 10, the second sealing member, 11, the bolt, 12, the nut.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.
As shown in fig. 1, fig. 2 and fig. 3, the specific structure of the present invention is:
an air filtering tank for vacuum material pumping comprises a support 1, a tank body 2, a liquid discharge pipe, an air outlet pipe 4, a cleaning device 5 and an air inlet pipe 7, wherein the air inlet pipe 7 is arranged on one side of the tank body 2, the air outlet pipe 4 is arranged on the top of the tank body 2, and the liquid discharge pipe is arranged at the bottom of the tank body 2; the tank body 2 is internally provided with filtrate, and the height of the filtrate is higher than that of an opening of the air inlet pipe 7 in the tank body 2; the liquid discharge pipe is positioned at the outer bottom of the tank body 2 and is provided with a sealing part, and the liquid discharge pipe is used for replacing the filtrate 10 in the tank body 2;
the tank body 2 sequentially comprises a stainless steel layer, a heat insulation filling layer and a carbon layer from outside to inside;
the bottom of the tank body 2 is provided with at least two groups of brackets 1 for supporting the tank body 2;
the tank body 2 is also provided with a cleaning device, one end of the cleaning device is arranged on the outer side of the top wall of the tank body 2, and the other end of the cleaning device is arranged in the tank body 2; the cleaning device comprises a cleaning layer 5.1, a first sleeve rod 5.2, a guide rod 5.3 and at least two cleaning parts, wherein the guide rod is vertically arranged at the center of the tank body, the first sleeve rod 5.2 in clearance fit is sleeved outside the guide rod 5.3, and the guide rod 5.3 is used for moving along the length direction of the first sleeve rod 5.3; the limiting block 5.6 is arranged in the first sleeve rod 5.2;
the cleaning parts comprise limiting blocks 5.6 and connecting rods 5.4, the cleaning parts are connected to the guide rods 5.3, and the two cleaning parts are vertically arranged on the guide rods 5.3 and positioned in the tank body 2; the limiting block 5.6 is fixedly connected to the guide rod 5.3, the contact surface 5.6.1 is a side wall of the limiting block 5.6, the contact surface 5.6.1 is in contact with the connecting rod 5.4 and the guide rod 5.3, an included angle between the contact surface 5.6.1 and the guide rod 5.3 is an acute angle, the contact surface 5.6.1 is provided with a U-shaped groove, one end of the connecting rod 5.4, which is in contact with the limiting block 5.6, is a ball body 5.4.1, and the ball body is movably arranged in the U-shaped groove and used for moving along the U-shaped groove 5.6.1; one end of the connecting rod 5.4 is movably connected to the side wall of the limiting block 5.6, the other end of the connecting rod 5.4 is connected with the cleaning layer 5.1, the cleaning layer 5.1 is tightly attached to the inner wall of the tank body 2, the cleaning layer 5.1 is vertically arranged in the tank body in the length direction, and one side of the cleaning layer 5.1, which is far away from the connecting rod, is in contact with the inner wall of the tank body (2); the length direction of the connecting rod 5.4 is vertical to the guide rod 5.3; one end of each of the two connecting rods 5.4 close to the inner wall of the tank body 2 is connected with the same cleaning layer 5.1 and is used for clinging to the inner wall of the tank body 2; the same end of the guide rod 5.3 and the first sleeve rod 5.2 is arranged on the outer side of the top wall of the tank body 2, and the other end of the guide rod and the other end of the first sleeve rod are both arranged in the tank body 2; the wall of the first sleeve rod 5.2 is provided with an opening, and the connecting rod 5.4 penetrates through the opening to be in contact with the limiting block 5.6.
Preferably, cleaning layer 5.1 includes two cleaning layers 5.1, and two cleaning layers 5.1 set up along the face symmetry through the guide bar, and the cleaning piece includes 4 cleaning parts, and two liang of cleaning parts are vertical to be located guide bar 5.3, and same cleaning layer 5.1 is connected to two connecting rods of two cleaning parts of vertical setting.
Preferably, the cleaning layer 5.1 is tightly attached to the side wall and the bottom wall of the tank body 2, and the height of the cleaning layer 5.1 is consistent with the height of the inner wall of the tank body 2 in the direction.
Preferably, the connecting rod 5.4 is sleeved with a second sleeve rod 5.5 in clearance fit, one end of the second sleeve rod 5.5 is vertically connected to the length direction of the first sleeve rod 5.2, the other end of the second sleeve rod 5.5 is not contacted with the inner wall of the tank body 2, and the connecting rod 5.4 is used for moving along the length direction of the second sleeve rod 5.5; a first sealing element 8 is arranged between the end wall of the second loop bar 5.5 facing away from the first loop bar 5.2 and the connecting bar 5.4, and is used for sealing and fixing the connecting bar 5.4.
Preferably, an opening wall 9 at the joint of the opening of the tank body 2 and the first sleeve rod 5.2 surrounds to form a stepped through hole, a first through hole and a second through hole are respectively arranged from inside to outside of the tank body 2, the inner diameter of the first through hole is smaller than that of the second through hole, and the inner wall of the first through hole is tightly attached to the first sleeve rod 5.2; a second sealing element 10 and a bolt 11 are sequentially arranged between the inner wall of the second through hole and the side wall of the first sleeve rod 5.2 from the inside to the outside of the tank body 2, the second sealing element 10 and the bolt 11 are both sleeved on the first sleeve rod 5.2, and the side wall of the bolt 11, which is far away from the first sleeve rod 5.2, is provided with threads matched with the inner side wall of the second through hole; when the cleaning device does not work, the bolt 11 is screwed, and the bolt 11 extrudes the second sealing element 10; when the cleaning device works, the bolt 11 is loosened.
Preferably, a section of thread is arranged on a guide rod 5.3 at the position, separated from the first sleeve rod 5.2, outside the tank body, a nut 12 matched with the thread is sleeved on the guide rod, when the guide rod 5.3 is not moved, the nut 12 is screwed, and the nut 12 is used for fixing the first sleeve rod 5.2 and the guide rod 5.3; when the guide rod 5.3 moves, the nut 12 is unscrewed, the guide rod 5.3 moves along the length direction of the first loop bar 5.2, the guide rod 5.3 is unscrewed, and then the nut 12 is screwed.
Preferably, the cross section of the heating pipe is arc-shaped, closely attached to the outer wall of the tank body 2 and welded to the outer wall of the gas storage tank.
Preferably, the top of the tank body 2 is provided with a barometer, the barometer comprises a gas sensitive element, the gas sensitive element is positioned in the top wall of the tank body 2 and is used for measuring air pressure, the barometer is electrically connected with a controller, and the controller is electrically connected with an alarm.
Preferably, the guide rod 5.3 and the first sleeve rod 5.2 are both provided with handles at the end part of the outer end of the tank body 2 for operating the cleaning device.
Preferably, a filter layer and a first one-way valve are sequentially arranged in the air inlet pipe 7 according to the air inlet direction; the air outlet pipe 4 is provided with a second one-way valve and a filter layer in sequence according to the air outlet direction. The special mixed Portland cement for on-site mixing anti-crack concrete and the preparation method and application thereof.
Gas flow path and principle: first, gaseous getting into jar body in the intake pipe, leading to filtering jar internal gas pressure rising, when gaseous through the intake pipe, gaseous filter layer in through the intake pipe, the filter layer has adsorbed large granule dust among the gas etc. and gaseous through first check valve, and inside gaseous direction can only get into filtering jar by the outside in the intake pipe, the direction was only had been guaranteed to first check valve.
Secondly, the gas enters the filter tank and is discharged from the mouth of the gas outlet pipe 4. The gas is discharged from the gas outlet pipe and passes through the second one-way valve, and the second one-way valve ensures that the flowing direction of the gas is from inside to outside, so that the back suction of the gas of subsequent equipment is avoided; the gas passes through the filter layer, and further complete filtration of toxic substances is ensured.
In addition, water vapor and toxic substances are continuously added into the filtrate, the filtrate is diluted, the capability of absorbing the toxic substances in the gas is lowered, and when the liquid state reaches a certain accumulation, the liquid level height is observed from the observation port, and the liquid is replaced in time.
The utility model discloses a theory of operation:
when the cleaning device works, the bolt is unscrewed, an operator holds the handle of the first sleeve rod, rotates the handle, the connecting rod rotates around the guide rod, the cleaning layer is tightly attached to the inner wall of the tank body, and the connecting rod drives the cleaning layer to surround the inner wall of the tank body for cleaning; when the connecting rod is not tightly attached to the inner wall of the tank body or the effect is poor after a period of cleaning, the nut is adjusted, the guide rod is moved upwards, the cleaning layer of the cleaning rod is tightly attached to the inner wall of the tank body, the nut is tightened, and then the handle of the first loop bar is rotated to clean; and after cleaning, screwing the bolt.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.
Claims (9)
1. An air filtering tank for vacuum material pumping comprises a support (1), a tank body (2), a liquid discharge pipe, an air outlet pipe (4), a cleaning device (5) and an air inlet pipe (7), and is characterized in that the air inlet pipe (7) is arranged on one side of the tank body (2), the air outlet pipe (4) is arranged at the top of the tank body (2), and the liquid discharge pipe is arranged at the bottom of the tank body (2); the tank body (2) is internally provided with filtrate, and the height of the filtrate is higher than that of an opening of the air inlet pipe (7) in the tank body (2); the liquid discharge pipe is positioned at the bottom of the tank body (2) and is provided with a sealing part;
the tank body (2) sequentially comprises a stainless steel layer, a heat insulation filling layer and a carbon layer from outside to inside;
at least two groups of brackets (1) are arranged at the bottom of the tank body (2) and are used for supporting the tank body (2);
the tank body (2) is also provided with a cleaning device (5), one end of the cleaning device (5) is arranged on the outer side of the top wall of the tank body (2), and the other end is arranged in the tank body (2); the cleaning device comprises a cleaning layer (5.1), a first loop bar (5.2), a guide rod (5.3) and at least two cleaning parts, wherein the guide rod is vertically arranged at the center of the tank body, the first loop bar (5.2) in clearance fit is sleeved outside the guide rod (5.3), and the guide rod (5.3) is used for moving along the length direction of the first loop bar (5.2);
the cleaning piece comprises a limiting block (5.6) and a connecting rod (5.4), and the limiting block (5.6) is arranged in the first loop bar (5.2);
the cleaning parts are connected to the guide rods (5.3), and the two cleaning parts are vertically arranged on the guide rods (5.3) and are positioned in the tank body (2); the limiting block (5.6) is fixedly connected to the guide rod (5.3), the contact surface (5.6.1) is one side wall of the limiting block (5.6), the contact surface (5.6.1) is in contact with the connecting rod (5.4) and the guide rod (5.3), the included angle between the contact surface (5.6.1) and the guide rod (5.3) is an acute angle, a U-shaped groove is formed in the contact surface (5.6.1), one end, in contact with the limiting block (5.6), of the connecting rod (5.4) is a sphere (5.4.1), and the sphere is movably arranged in the U-shaped groove and used for moving along the U-shaped groove (5.6.1); the other end of the connecting rod (5.4) is connected with a cleaning layer (5.1), the cleaning layer (5.1) is tightly attached to the inner wall of the tank body (2), the cleaning layer (5.1) is vertically arranged in the tank body in the length direction, and one side of the cleaning layer (5.1) departing from the connecting rod is in contact with the inner wall of the tank body (2); the length direction of the connecting rod (5.4) is vertical to the guide rod (5.3); one end of each connecting rod (5.4) close to the inner wall of the tank body (2) is connected with the same cleaning layer (5.1) and is used for clinging to the inner wall of the tank body (2); the same end of the guide rod (5.3) and the first loop bar (5.2) is arranged at the outer side of the top wall of the tank body (2), and the other ends are arranged in the tank body (2); an opening is formed in the wall of the first sleeve rod (5.2), and the connecting rod (5.4) penetrates through the opening to be in contact with the limiting block (5.6).
2. The air filtering tank for vacuum pumping material according to claim 1, characterized in that the cleaning layer (5.1) comprises two cleaning layers (5.1), the two cleaning layers (5.1) are symmetrically arranged along the plane passing through the guide rod, the cleaning parts comprise 4 cleaning parts, every two cleaning parts are vertically arranged on the guide rod (5.3), and two connecting rods of the two vertically arranged cleaning parts are connected with the same cleaning layer (5.1).
3. The air filtering tank for vacuum pumping according to claim 1, characterized in that the side of the cleaning layer (5.1) away from the connecting rod (5.4) is tightly attached to the side wall and the bottom wall of the tank body (2), and the height of the cleaning layer (5.1) is consistent with the height of the inner wall of the tank body (2) in the direction.
4. The air filtering tank for vacuum pumping according to claim 1, characterized in that a second loop bar (5.5) with clearance fit is sleeved outside the connecting bar (5.4), one end of the second loop bar (5.5) is vertically connected with the length direction of the first loop bar (5.2), the other end of the second loop bar (5.5) is not contacted with the inner wall of the tank body (2), and the connecting bar (5.4) is used for moving along the length direction of the second loop bar (5.5); a first sealing element (8) is arranged between the end wall of one end of the second loop bar (5.5) departing from the first loop bar (5.2) and the connecting rod (5.4).
5. The air filtering tank for vacuum pumping according to claim 1, characterized in that an opening wall (9) at the joint of the opening of the tank body (2) and the first loop bar (5.2) surrounds to form a step through hole, a first through hole and a second through hole are respectively formed from the tank body (2) from inside to outside, the inner diameter of the first through hole is smaller than that of the second through hole, and the inner wall of the first through hole is tightly attached to the first loop bar (5.2); second sealing member (10) and bolt (11) are arranged between the inner wall of the second through hole and the side wall of first loop bar (5.2) from the inside to the outside of tank body (2) in sequence, first loop bar (5.2) is all located to second sealing member (10) and bolt (11) cover, and the side wall of bolt (11) deviating from first loop bar (5.2) is equipped with the inner wall assorted screw thread of second through hole.
6. The air filtering tank for vacuum pumping according to claim 1, characterized in that a section of thread is arranged on the guide rod (5.3) outside the tank body at the position separated from the first sleeve rod (5.2), and a nut (12) matched with the thread is sleeved on the guide rod.
7. The air filtering tank for vacuum pumping material according to claim 1, wherein the top of the tank body (2) is provided with a barometer (6), the barometer (6) comprises a gas sensor, the gas sensor is positioned in the top wall of the tank body (2) and is used for measuring air pressure, and the barometer is electrically connected with a controller which is electrically connected with an alarm.
8. The air filtering tank for vacuum pumping according to claim 1, wherein the guide rod (5.3) and the first loop bar (5.2) are provided with handles at the end parts of the outer ends of the tank body (2) for operating the cleaning device.
9. The air filtering tank for vacuum pumping according to claim 6, wherein a filtering layer and a first one-way valve are sequentially arranged in the air inlet pipe (7) along the air inlet direction; the air outlet pipe (4) is sequentially provided with a second one-way valve and a filter layer according to the air outlet direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921540393.XU CN211159182U (en) | 2019-09-16 | 2019-09-16 | Air filter tank for vacuum pumping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921540393.XU CN211159182U (en) | 2019-09-16 | 2019-09-16 | Air filter tank for vacuum pumping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211159182U true CN211159182U (en) | 2020-08-04 |
Family
ID=71820359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921540393.XU Active CN211159182U (en) | 2019-09-16 | 2019-09-16 | Air filter tank for vacuum pumping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211159182U (en) |
-
2019
- 2019-09-16 CN CN201921540393.XU patent/CN211159182U/en active Active
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