CN210171063U - Air compression device and air inlet full-filtering structure therein - Google Patents
Air compression device and air inlet full-filtering structure therein Download PDFInfo
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- CN210171063U CN210171063U CN201920613680.2U CN201920613680U CN210171063U CN 210171063 U CN210171063 U CN 210171063U CN 201920613680 U CN201920613680 U CN 201920613680U CN 210171063 U CN210171063 U CN 210171063U
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Abstract
The utility model provides an air compressor arrangement and wherein full filtration that admits air belongs to compressed air system technical field. It has solved the unreasonable scheduling problem of prior art design. This air compression device and wherein admit air full filtration is including locating the filtration core of the air on the compressor inlet end, and this filtration is still including establishing being used for sheltering from the air intake on the air intake outside on the install bin and in order to carry out prefilter's prefilter cotton etc. to the air that gets into in the install bin. This air compression device and wherein full filtration of admitting air's advantage lies in: through set up the prefiltering cotton in advance in the air intake outside, carry out a prefiltering to the air, make the quality of the filterable air of filtration core higher, from the service environment who has improved compressor and driving motor in the install bin, the filter pulp material of adoption has easily to wash in addition, can use repeatedly, has reduced the maintenance cost.
Description
Technical Field
The utility model belongs to the technical field of the compressed air system, especially, relate to an air compression device and wherein full filtration of admitting air.
Background
An air compressor is a fluid mechanical device that increases the pressure of a gas. Under the standard working condition, the air under the standard atmospheric pressure is extracted by the mechanical main machine, mixed and compressed with lubricating oil in the main machine and then discharged to the rear pipeline, the air pressure is increased by compression, and the compressed gas with higher pressure is applied to production and various instrument and meter control equipment.
Conventional air compressor intake air filtration devices (see fig. 1): the compressor main unit and the drive motor are mounted in a mounting box (102 ') and the air inlet of the main unit is provided with an air filter (101 '), the air filter (101 ') being capable of filtering dust and particulate impurities larger than 5 microns from the air. The outside air is generally introduced into the air filter (101 ') and the fan for cooling the drive motor by a simple impact filtering principle through openings (103 ') in the cabinet plate on one side of the mounting cabinet (102 '). The device has the following disadvantages: a. the air primarily filtered by using the impact principle has a large amount of dust and smoke, and can quickly block a filter element of the filter after entering the air filter, particularly, the filter element of the air filter can be blocked after the air filter operates for 15 days on the site with serious dust and smoke, if maintenance personnel do not find the blocking condition of the filter element in time, the air filter can continuously operate for 15 days under the working condition, the filter element is seriously deformed and broken due to dirty blockage, and dirty air directly enters a compression host without being filtered, so that the equipment is damaged; and b, the air which is also primarily filtered is sucked by a heat radiation fan of the driving motor to cool the running motor, and the dirty air can cause dirty blockage on the surface of the motor and seriously affect the heat radiation of the motor after being used for a long time. The motor has poor heat dissipation, and is easy to increase energy consumption and operation faults.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, it is poor to provide an air filter equipment filter effect of current air compressor, contains the whole filtration of admitting air among the air compressor arrangement of the still higher problem of dust volume in the air after the filtration.
Another object of the present invention is to solve the above problems and to provide an air compressor which is reasonable in design and easy to maintain.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model discloses a full filtration of admitting air among air compression device, including locating the filtration core of the filtration of the air on the compressor inlet end, this filtration is still including establishing being used for on the air intake outside on the install bin shelters from the air intake and carries out filterable prefiltration cotton in advance with the air that gets into in the install bin. Through set up the prefiltering cotton in advance in the air intake outside, carry out a prefiltering to the air, make the quality of the filterable air of filtration core higher, from the service environment who has improved compressor and driving motor in the install bin, the filter pulp material of adoption has easily to wash in addition, can use repeatedly, has reduced the maintenance cost.
In the above air intake full-filtering structure of the air compression device, the pre-filter cotton is polyurethane filter cotton. The polyurethane filtering sponge is made up by using general open-cell soft foam through the processes of blasting treatment and processing. The original wall film between the foam net sponges is removed by blasting treatment, and finally, only the net-shaped main framework is left in the soft foam. The foam filtering sponge has the gap as high as 97%, excellent air permeability, good flexibility and higher mechanical strength. The foam net cotton is used as the dustproof prefilter material of the air compressor, has the advantages of small flow resistance and high filtration rate, and can effectively filter out particles with the particle size of more than 10 microns. In addition, it is also a flame retardant filter screen with excellent flame retardant effect.
In the intake air full-filtering structure in the air compression device, the pre-filter cotton has a pore size ranging from 20 to 40PPI and a thickness ranging from 5 to 40 mm.
In the air inlet full-filtering structure in the air compression device, a pair of U-shaped pipes which are correspondingly arranged and are convenient for inserting a pair of corresponding sides of the pre-filtering cotton are arranged on the outer side of the air inlet on the installation box, and two opening sides of the pair of U-shaped pipes are correspondingly arranged. The U-shaped pipe is convenient for the disassembly and assembly of the prefiltering cotton.
In the intake full-filtering structure of the air compression device, at least one pressure regulating assembly for pressing the pre-filter cotton against the mounting box and positioned outside the air inlet is further arranged between the pair of U-shaped pipes.
In the air inlet full-filtering structure in the air compression device, the pressure adjusting assembly comprises a narrow pressing plate arranged between the pair of U-shaped pipes, the U-shaped pipes are provided with mounting holes for inserting adjusting bolts, the tail ends of the adjusting bolts are fixedly arranged on the narrow pressing plate, and the adjusting bolts are further provided with adjusting nuts. Simple structure, and convenient installation and maintenance.
In the intake air full-filtering structure in the air compression device, the number of the pressure regulating assemblies is 2, and the pressure regulating assemblies are respectively arranged at the two longitudinal ends of the pair of U-shaped pipes. The two sides of the pre-filtering cotton in the longitudinal direction of the U-shaped pipe are compressed to prevent air which is not pre-filtered from directly entering the installation box from a gap between the pre-filtering cotton and the installation box.
The air compression device comprises the air inlet full-filtering structure.
Compared with the prior art, the air compression device and the air inlet full-filtering structure therein have the advantages that: a. the air inlet quality is improved and improved by completely pre-filtering the inlet air of the air compressor, and the service life of the filter element of the air inlet filter is greatly prolonged. The filter element is replaced once within 1500 hours of original operation, and the filter element is replaced once within 8000 hours after the pre-filter screen is additionally arranged; b. the surface temperature is 2 ℃ lower than the original surface temperature when the driving motor operates, so that energy is saved, and the operation reliability of the motor is improved; c. the good air inlet quality comprehensively prolongs the service life of other consumable materials of equipment, such as lubricating oil, bearings, air inlet valves and the like; d. the economics and reliability of the pre-filter material itself reduce the operating costs of the air compressor.
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 provides a schematic cross-sectional view of a conventional air compressor with an air filter.
Fig. 2 provides a schematic cross-sectional structure diagram of embodiment 1 of the present invention.
Fig. 3 provides a schematic front view structure diagram of embodiment 2 of the present invention.
In the figure, the air filter element 101: 101', mounting case 102: 102', an air inlet 103: 103', pre-filtering cotton 104, a U-shaped pipe 105, a narrow pressing plate 106, an adjusting bolt 107 and an adjusting nut 108.
Detailed Description
As shown in fig. 1 to 3, the embodiment of the intake air full filter structure in the present air compressing apparatus includes, but is not limited to, the following examples.
Example 1
The air intake full-filtering structure in the air compression device, as shown in fig. 2, includes an air filter element 101 disposed on the air intake end of the compressor, and the filtering structure further includes a pre-filter cotton 104 disposed on the outer side of the air intake 103 on the installation box 102 and used for shielding the air intake 103 to pre-filter the air entering the installation box 102, in this embodiment, the pre-filter cotton 104 is adhered to the installation box 102 by adhesion. Through set up prefiltration cotton 104 in the air intake 103 outside, carry out primary filtration to the air, make the quality of the air of filtration core 101 filtration higher, from the service environment who has improved compressor and driving motor in the install bin 102, the filter pulp material of adoption has easily to wash in addition, can use repeatedly, has reduced the maintenance cost.
Additionally, the pre-filter cotton 104 is a polyurethane filter cotton. The polyurethane filtering sponge is made up by using general open-cell soft foam through the processes of blasting treatment and processing. The original wall film between the foam net sponges is removed by blasting treatment, and finally, only the net-shaped main framework is left in the soft foam. The foam filtering sponge has the gap as high as 97%, excellent air permeability, good flexibility and higher mechanical strength. The foam net cotton is used as the dustproof prefilter material of the air compressor, has the advantages of small flow resistance and high filtration rate, and can effectively filter out particles with the particle size of more than 10 microns. In addition, it is also a flame retardant filter screen with excellent flame retardant effect.
Additionally, the pore size of the pre-filter cotton 104 is in the range of 20 to 40PPI, and the thickness is in the range of 5 to 40 mm, which can be selected from 10 mm, 15 mm, 20 mm, 25 mm, 30 mm, and 35 mm as required.
Example 2
This embodiment is substantially the same as embodiment 1 except that: as shown in fig. 3, the mounting box 102 is provided with a pair of U-shaped tubes 105 disposed correspondingly for inserting a corresponding side of the pre-filter cotton 104, and the two opening sides of the pair of U-shaped tubes 105 are disposed correspondingly. The U-shaped pipe 105 is arranged to facilitate the disassembly and assembly of the pre-filtering cotton 104.
Additionally, at least one pressure regulating assembly is arranged between the pair of U-shaped pipes 105 and used for pressing the pre-filter cotton 104 against the installation box 102 and is positioned outside the air inlet 103.
Specifically, the pressure adjusting assembly includes a narrow pressing plate 106 disposed between the pair of U-shaped tubes 105, the U-shaped tubes 105 are provided with mounting holes for inserting adjusting bolts 107, the tail ends of the adjusting bolts 107 are fixedly disposed on the narrow pressing plate 106, and adjusting nuts 108 are further disposed on the adjusting bolts 107. Simple structure, and convenient installation and maintenance.
Preferably, the number of the pressure regulating assemblies is 2, which are respectively provided on both longitudinal ends of the pair of U-shaped tubes 105. The pre-filter cotton 104 is compressed on both sides in the longitudinal direction of the U-shaped tube 105 to prevent air that is not pre-filtered from directly entering the installation box 102 through the gap between the pre-filter cotton 104 and the installation box 102.
Specific embodiments of the present air compression device include, but are not limited to, the following examples.
The air compression device comprises the air inlet full-filtering structure.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms air filter element 101, mounting box 102, air intake 103, pre-filter cotton 104, U-shaped tube 105, narrow clamp 106, adjusting bolt 107, adjusting nut 108, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (8)
1. The utility model provides a full filtration of admitting air among air compression device, is including locating air filter core (101) on the compressor inlet end, its characterized in that: the filtering structure also comprises pre-filtering cotton (104) which is arranged on the outer side of the air inlet (103) on the mounting box (102) and is used for shielding the air inlet (103) so as to pre-filter the air entering the mounting box (102).
2. The intake air full-filtering structure of an air compression device as claimed in claim 1, wherein the pre-filtering cotton (104) is polyurethane filtering cotton.
3. The intake air full filter structure of the air compression device as claimed in claim 2, wherein the pre-filter cotton (104) has a pore size ranging from 20 to 40PPI and a thickness ranging from 5 to 40 mm.
4. The intake air full-filtering structure of the air compression device as claimed in any one of claims 1 to 3, wherein a pair of U-shaped tubes (105) is disposed on the outer side of the air inlet (103) of the mounting box (102) for inserting a corresponding side of the pre-filter cotton (104), and two opening sides of the pair of U-shaped tubes (105) are disposed correspondingly.
5. The intake air full filter structure of the air compression device as claimed in claim 4, wherein at least one pressure adjusting assembly for pressing the pre-filter cotton (104) against the mounting box (102) outside the intake opening (103) is further provided between the pair of U-shaped tubes (105).
6. The intake air full-filtering structure of the air compression device as claimed in claim 5, wherein the pressure regulating assembly comprises a narrow pressure plate (106) arranged between the pair of U-shaped tubes (105), the U-shaped tubes (105) are provided with mounting holes for inserting regulating bolts (107), the tail ends of the regulating bolts (107) are fixedly arranged on the narrow pressure plate (106), and regulating nuts (108) are further arranged on the regulating bolts (107).
7. The intake air full filter structure of the air compressing apparatus as claimed in claim 5, wherein the number of said pressure adjusting units is 2, respectively provided at both longitudinal ends of said pair of U-shaped pipes (105).
8. An air compressing apparatus characterized in that it comprises the intake air full filter structure as recited in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920613680.2U CN210171063U (en) | 2019-04-30 | 2019-04-30 | Air compression device and air inlet full-filtering structure therein |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920613680.2U CN210171063U (en) | 2019-04-30 | 2019-04-30 | Air compression device and air inlet full-filtering structure therein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210171063U true CN210171063U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920613680.2U Active CN210171063U (en) | 2019-04-30 | 2019-04-30 | Air compression device and air inlet full-filtering structure therein |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210171063U (en) |
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2019
- 2019-04-30 CN CN201920613680.2U patent/CN210171063U/en active Active
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