CN211025741U

CN211025741U - Compressed air filter

Info

Publication number: CN211025741U
Application number: CN201921725165.XU
Authority: CN
Inventors: 王海森; 张永文
Original assignee: Hangzhou Jialong Air Equipment Co ltd
Current assignee: Hangzhou Jialong Air Equipment Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-17
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a compressed air filter, which comprises a filter vat and a mounting plate, wherein the filter vat is welded and fixed on the mounting plate, a bung is hermetically matched at the upper end position of the filter vat, an arc-shaped plate which is convex downwards is arranged in the filter vat, 12 support rods are welded at the outer edge position of the arc-shaped plate, an annular positioning plate is welded at the upper part position of the arc-shaped plate, a filter element is matched at the upper part of the 12 support rods, six ejector rods are welded on the lower surface of the bung, an annular top plate is welded at the lower end part of the six ejector rods, the lower surface of the annular top plate and the upper end part of the filter element are jointed and arranged, an outer ring through hole and an inner ring through hole are arranged on the annular top plate, an air inlet hole is arranged on the side wall of the filter vat at the lower part, six mounting screws are matched on the mounting plate in a threaded manner. The installation and the dismantlement are convenient, and effectual aqueous vapor and the absorption of oil dirt carry out.

Description

Compressed air filter

Technical Field

The utility model relates to a compressed air filter.

Background

Compressed air has become the second largest energy source of modern industry besides electricity, and in the field of modern industry, the compressed air runs through the production process all the time; in the technical field of purification, the quality requirement on compressed air is extremely high, and the compressed air is required to be free of oil and water and is strictly required to be sterile; in the process of preparing compressed air, the air can bring lubricating oil and mechanical abrasive dust into an air compressor when being compressed, and a large amount of supersaturated water vapor in the compressed air can be reduced into water drops again, and water, dust, oil dirt and the like in the compressed air can cause corrosion and blockage of a gas transmission pipeline if the water drops cannot be removed in time, so that the pneumatic component fails to operate, a mechanical sealing device is worn, and thus inestimable loss can be caused to production.

However, the current filter has poor filtering effect when filtering compressed air, which results in the corrosion and blockage of equipment and conveying pipelines and the failure of the operation of components which use the compressed air at a later stage, and the loss is brought to users.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a simple structure, convenient to use, easy operation, the installation and dismantle conveniently, the later maintenance is convenient, effectually carries out aqueous vapor and oil dirt and adsorbs, improves the compressed air quality, and application scope is wide, and long service life has the compressed air filter of safe and reliable effect.

In order to solve the above problem, the utility model adopts the following technical scheme:

a compressed air filter comprises a filter vat and a mounting plate, wherein the filter vat is welded and fixed at the middle position of the upper part of the mounting plate, a bung is hermetically matched at the upper end position of the filter vat, an arc-shaped plate protruding downwards is arranged in the filter vat, 12 support rods are welded at the outer edge position of the arc-shaped plate, an annular mounting plate is welded at the lower end position of the outer ends of the 12 support rods, an annular positioning plate is welded at the upper end position of the arc-shaped plate, a filter element is matched at the upper part of the 12 support rods, six ejector rods are welded at the lower surface of the bung, an annular top plate is welded at the lower end parts of the six ejector rods, the lower surface of the annular top plate is attached to the upper end part of the filter element, and an outer ring through hole and an inner ring through hole which are convenient, the utility model discloses a filter barrel, including arc shaped plate, filter vat, wash port, set up on the inner wall of filter vat, set up on the filter vat lateral wall of arc shaped plate lower part the inlet port, be equipped with on the inner wall of filter vat with inlet port screw-thread fit's gas-supply pipe, the interior bottom of filter vat is equipped with a first recess that is undercut form setting, the wash port that sets up with first recess intercommunication is seted up to the bottom of filter vat, set up a second recess that is undercut form setting on the lower surface of bung, the intermediate position department of bung set up with the venthole that second recess intercommunication set up, the welding has six supporting shoes on the lower surface of mounting panel, screw-thread fit has six.

As preferred technical scheme, the outer end position department screw-thread fit of inlet port has first union coupling spare, the gas-supply pipe is the U shape setting of handstand, inlay the set screw who is used for fixed filter vat and annular mounting panel on the lateral wall of filter vat, and set screw is equipped with eight, and eight set screw are cyclic annular evenly distributed on the lateral wall of filter vat, the filter core is the setting of annular form, the inner wall of filter core cooperates with the outer wall of annular locating plate, the inner wall cooperation of outer wall and filter vat, paste first gasket on the inner wall of filter core, paste the second gasket on the outer wall.

As preferred technical scheme, the upper end screw-thread fit of venthole has the second union coupling spare, the lower part screw-thread fit of wash port has the drain pipe, the drain pipe runs through to the setting of mounting panel lower part, and runs through to be equipped with the valve on the drain pipe of mounting panel lower part, the inboard position department of six ejector pins all welds the gag lever post, the upper portion position department of annular locating plate seted up with gag lever post matched with spacing groove, the spacing groove is provided with six, and six spacing grooves are cyclic annular evenly distributed on annular locating plate.

According to the preferable technical scheme, the lower surface of the barrel cover is welded with an annular clamping plate, the upper end of the filter barrel is provided with an annular clamping groove matched with the annular clamping plate, the inner wall of the annular clamping groove is provided with a first sealing gasket matched with the annular clamping plate, the lower surface of the barrel cover is provided with a second sealing gasket on the surface matched with the upper end of the filter barrel, the barrel cover is embedded with fixing screws used for fixing the barrel cover and the filter barrel, and the fixing screws penetrate through the annular clamping plate.

As a preferred technical scheme, there are 42 outer ring through holes, and 42 outer ring through holes are annularly and uniformly distributed on the annular top plate, there are 32 inner ring through holes, and 32 inner ring through holes are annularly and uniformly distributed on the annular top plate.

The utility model relates to a compressed air filter's beneficial effect is: simple structure, convenient to use, easy operation, installation and dismantlement are convenient, and later maintenance is convenient, and effectual aqueous vapor and the absorption of oil dirt of carrying on improve the compressed air quality, application scope is wide, and long service life has safe and reliable's effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the annular positioning plate of the present invention;

fig. 3 is a top view of the annular top plate of the present invention;

fig. 4 is a partial enlarged view of the present invention.

Detailed Description

Referring to fig. 1 to 4, a compressed air filter, including filter vat 1 and mounting panel 2, filter vat 1 welded fastening is in the upper portion intermediate position department of mounting panel 2, the sealed cooperation of upper end position department of filter vat 1 has a bung 3, be provided with one in the filter vat 1 and be downward bellied arc 4, the outer welding of position department of following of arc 4 has 12 bracing pieces 5, the welding of outer end lower part position department of 12 bracing pieces 5 has annular mounting panel 6, the welding of upper portion position department of arc 4 has annular locating plate 7, the upper portion cooperation of 12 bracing pieces 5 has filter core 8, the welding has six ejector pins 9 on the lower surface of bung 3, the lower tip welding of six ejector pins 9 has annular roof 10, the lower surface of annular roof 10 and the laminating setting of the upper end of filter core 8, set up the outer lane through-hole 11 and the inner circle through-hole that the compressed air after being convenient for to filter the filter core flows out on the annular roof 10 Through-hole 12, inlet port 13 has been seted up on the 1 lateral wall of filter vat of arc 4 lower part, be equipped with on the inner wall of filter vat 1 with inlet port 13 screw-thread fit's gas-supply pipe 14, the interior bottom of filter vat 1 is equipped with a first recess 15 that is the undercut form setting, wash port 16 that sets up with first recess 15 intercommunication is seted up to the bottom of filter vat 1, set up a second recess 17 that is the undercut form setting on the lower surface of bung 3, the intermediate position department of bung 3 set up with venthole 18 that second recess 17 intercommunication set up, the welding has six supporting shoes 19 on the lower surface of mounting panel 2, screw-thread fit has six mounting screws 20 on the mounting panel 19, and mounting screws 20 runs through supporting shoe 19 and sets up.

The utility model discloses the embodiment of a preferred, the screw-thread fit of the outer end position department of inlet port 13 has first tube coupling spare 21, the gas-supply pipe 14 is the U shape setting of handstand, inlay on filter vat 1's the lateral wall and be equipped with the set screw 22 that is used for fixed filter vat 1 and annular mounting panel 6, and set screw 22 is equipped with eight, and eight set screw 22 are cyclic annular evenly distributed on filter vat 1's lateral wall, filter core 8 is the setting of annular form, the inner wall of filter core 8 and the outer wall cooperation of annular locating plate 7, the inner wall cooperation of outer wall and filter vat 1, paste first gasket 101 on filter core 8's the inner wall, paste second gasket 102 on the outer wall. The air delivery pipe is arranged in an inverted U shape, so that the compressed air in the filter barrel can be prevented from being damaged by the fact that water drops generated after the compressed air is adsorbed by the filter pipe flow back into the air inlet to influence the external air compressor for delivering air to the air inlet, and the compressed air which is not filtered by the filter element can be prevented from flowing through gaps between the filter element and the annular positioning plate and between the filter element and the inner wall of the filter barrel through the arranged first sealing sheet and the second sealing sheet, so that the air filtering effect is greatly improved.

The utility model discloses in the embodiment of a preferred, the upper end screw-thread fit of venthole 18 has second pipe connection spare 23, the lower part screw-thread fit of wash port 16 has drain pipe 24, drain pipe 24 runs through to the setting of 2 lower parts of mounting panel, and runs through to be equipped with valve 25 on the drain pipe 24 of 2 lower parts of mounting panel, the inboard position department of six ejector pins 9 has all welded gag lever post 26, the upper portion position department of annular locating plate 7 seted up with gag lever post 26 matched with spacing groove 27, spacing groove 27 is provided with six, and six spacing grooves 27 are cyclic annular evenly distributed on annular locating plate 7. Through the second pipe connecting piece, the pipeline connection with equipment needing compressed air in the later stage can be conveniently carried out, the drainage pipe can conveniently drain water to a specified position, the valve is arranged on the drainage pipe, the drainage quantity of the drainage pipe and the opening and closing of the drainage can be conveniently controlled, the situation that the annular top plate is in rigid contact when the filter element is limited and the filter element is damaged can be avoided through the matching of the limiting rod and the limiting groove, and the accuracy of the installation position of the annular top plate during the installation can be improved.

The utility model discloses in the embodiment of a preferred, the lower surface position department welding of bung 3 has annular cardboard 28, filter vat 1's upper end be equipped with annular cardboard 28 matched with ring groove 29, be equipped with on the ring groove 29 inner wall with the first sealed pad 30 of annular cardboard 28 matched with, the lower surface of bung 3 is provided with the sealed pad 31 of second in that one side with filter vat 1's upper end complex, be equipped with the set screw 110 that is used for fixed bung 3 and filter vat 1 on the bung 3, and set screw 110 runs through the setting of annular cardboard 28. Through the cooperation of ring groove and the annular cardboard of establishing to set up first sealed pad on the ring groove inner wall, and set up the sealed pad of second in the lower surface of bung and filter vat cooperation department, the sealed effect of increase bung and filter vat that can be great avoids appearing the condition emergence that the air leaks, and fixes bung and filter vat through the set screw who establishes, can make things convenient for the installation and the dismantlement of bung.

The utility model discloses in the embodiment of a preferred, outer lane through-hole 11 is provided with 42, and 42 outer lane through-holes 11 are cyclic annular evenly distributed on annular roof 10, inner circle through-hole 12 is provided with 32, and 32 inner circle through-holes 12 are cyclic annular evenly distributed on annular roof 10. Through the outer ring through hole and the inner ring through hole, air can effectively and conveniently flow out of the filter element, and the situation that the air in the filter element is blocked and cannot flow out is avoided.

The utility model relates to a compressed air filter has following advantage: when in use, the filter barrel can be conveniently connected with an air compressor through the air inlet hole and the first pipe connecting piece in threaded fit with the air inlet hole, compressed air of the air compressor can be conveniently conveyed into the filter barrel, the compressed air input into the filter barrel through the air inlet hole can be adsorbed through the filter element, oil dirt and water vapor carried in the compressed air can be adsorbed, the filter element can be limited and fixed through the matching of the arc-shaped plate, the 12 support rods, the ejector rod arranged at the lower part of the barrel cover and the annular top plate, the installation firmness of the filter element can be increased, the compressed air input into the filter barrel at the lower part of the arc-shaped plate through the air inlet hole can flow to the outer edge position of the arc-shaped plate through the arc-shaped plate protruding downwards, so that the air can be adsorbed through the filter element, and the barrel cover and the filter barrel can be fixed through the fixing screw, the barrel cover is detached, the ejector rod and the annular top plate are also detached together in sequence, so that the filter element can be maintained and later-stage replacement can be facilitated, the first groove is formed in the inner bottom of the filter barrel, water drops formed after the filter element adsorbs water vapor carried in compressed air can be conveniently collected, the water drops are discharged through the drain hole, the compressed air adsorbed by the filter element is discharged through the vent hole, the efficiency of the air discharged from the vent hole can be increased through the second groove, the filter is convenient to install through the supporting block, and the drain pipe is convenient to install and maintain later. The novel air compressor is simple in structure, convenient to use, simple to operate, convenient to install and detach, convenient to maintain in later period, wide in application range, long in service life and safe and reliable in effect, and can effectively adsorb water vapor and oil dirt, improve the quality of compressed air.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A compressed air filter, characterized by: the filter barrel comprises a filter barrel and a mounting plate, wherein the filter barrel is welded and fixed at the middle position of the upper part of the mounting plate, a barrel cover is hermetically matched at the position of the upper end of the filter barrel, an arc plate protruding downwards is arranged in the filter barrel, 12 support rods are welded at the outer edge position of the arc plate, an annular mounting plate is welded at the lower position of the outer end of the 12 support rods, an annular positioning plate is welded at the upper position of the arc plate, a filter element is matched at the upper part of the 12 support rods, six ejector rods are welded on the lower surface of the barrel cover, an annular top plate is welded at the lower end parts of the six ejector rods, the lower surface of the annular top plate and the upper end part of the filter element are arranged in a laminating manner, an outer ring through hole and an inner ring through hole which are convenient for outflow of compressed air filtered by, be equipped with on the inner wall of filter vat with inlet port screw-thread fit's gas-supply pipe, the interior bottom of filter vat is equipped with a first recess that is undercut form setting, the wash port that sets up with first recess intercommunication is seted up to the bottom of filter vat, set up a second recess that is undercut form setting on the lower surface of bung, the intermediate position department of bung set up with the venthole that second recess intercommunication set up, the welding has six supporting shoes on the lower surface of mounting panel, screw-thread fit has six mounting screws on the mounting panel, and the mounting screw runs through the supporting shoe setting.

2. The compressed air filter of claim 1, wherein: the outer end position department screw-thread fit of inlet port has first union coupling spare, the gas-supply pipe is the U shape setting of handstand, inlay the set screw who is used for fixed filter vat and annular mounting panel on the lateral wall of filter vat, and set screw is equipped with eight, and eight set screw are cyclic annular evenly distributed on the lateral wall of filter vat, the filter core is the setting of annular form, the inner wall of filter core and the outer wall cooperation of annular locating plate, the inner wall cooperation of outer wall and filter vat, paste first gasket on the inner wall of filter core, paste the second gasket on the outer wall.

3. The compressed air filter of claim 1, wherein: the upper end screw-thread fit of venthole has the second union coupling spare, the lower part screw-thread fit of wash port has the drain pipe, the drain pipe runs through to the setting of mounting panel lower part, and runs through to be equipped with the valve on the drain pipe of mounting panel lower part, the inboard position department of six ejector pins all welds the gag lever post, the upper portion position department of annular locating plate seted up with gag lever post matched with spacing groove, spacing groove is provided with six, and six spacing grooves are cyclic annular evenly distributed on annular locating plate.

4. The compressed air filter of claim 1, wherein: the lower surface position department welding of bung has annular cardboard, the upper end of filter vat be equipped with annular cardboard matched with ring groove, be equipped with on the ring groove inner wall with the first sealed pad of ring cardboard matched with, the lower surface of bung is provided with the second sealed pad on that one side with the upper end complex of filter vat, inlay on the bung and be equipped with the set screw that is used for fixed bung and filter vat, and set screw runs through annular cardboard setting.

5. The compressed air filter of claim 1, wherein: the outer lane through-hole is provided with 42, and 42 outer lane through-holes are cyclic annular evenly distributed on annular roof, the inner circle through-hole is provided with 32, and 32 inner circle through-holes are cyclic annular evenly distributed on annular roof.