CN217511428U - Filter for air inlet of dry pump - Google Patents
Filter for air inlet of dry pump Download PDFInfo
- Publication number
- CN217511428U CN217511428U CN202221643080.9U CN202221643080U CN217511428U CN 217511428 U CN217511428 U CN 217511428U CN 202221643080 U CN202221643080 U CN 202221643080U CN 217511428 U CN217511428 U CN 217511428U
- Authority
- CN
- China
- Prior art keywords
- filter
- air inlet
- annular
- rotating shaft
- dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a filter for dry pump air inlet, including casing, support, filter core, installation component and driving piece. The shell comprises a sealing cover, a cylinder body and a dust collecting hopper from top to bottom in sequence. The bottom inside the barrel body is provided with an annular supporting seat. The filter element is cylindrical and is vertically arranged in the shell. The mounting assembly comprises a rotating shaft, and an annular top cover and an annular bottom cover which are respectively sleeved at the top end and the bottom end of the filter element. The rotating shaft is staggered with the central shaft of the filter element, the bottom of the rotating shaft is rotatably installed on the dust hopper and extends outwards to be connected with the driving piece, and the top of the rotating shaft is vertically upwards and penetrates through the annular supporting seat. The top of the annular top cover is hinged with the bottom of the sealing cover, and a hinged shaft is coaxial with the rotating shaft; the bottom of the bottom cover is supported and relatively fixed by the top of the rotating shaft. The utility model discloses set up the eccentric rotating-structure of filter core for the not hard up speed of dust granule, accelerated the speed and the effect of dust clearance.
Description
Technical Field
The utility model relates to a filter for dry pump air inlet.
Background
The dry pump can suck out air in some space or place to provide vacuum or negative pressure in the space or place. The dry pump is widely applied, such as chip industry, medical appliance industry, food industry and the like, in order to meet the precision requirement of a use place, the structures of some dry pumps are relatively complex, the precision is high, the manufacturing cost and the selling price are expensive, the use instruction of the dry pumps needs to be strictly observed when the dry pumps are used, in addition, the air inlets of the dry pumps are also required to be provided with filters, and impurities such as dust and particles of sucked gas are filtered to be prevented from entering the dry pumps, so that the abrasion and even damage of internal operation equipment of the dry pumps are caused.
At present, the filter for dry pump on the market, the structure is all comparatively simple, including casing and section of thick bamboo, when needs clearance, needs field operation personnel to disassemble the filter to clean the outside dust of filter core. In order to improve the cleaning effect and reduce the labor intensity of operators, the filter with self-cleaning is available on the market, and the principle is that when cleaning is carried out, an air outlet of the filter is communicated with an air pump, air is blown in the direction, and dust clamped outside a filter element is blown off.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide a filter that dry pump was used, not only can effectively clear up the dust on the filter core, still have very fast clearance speed.
A filter for a dry pump air inlet comprises a shell, a bracket, a filter element, a mounting assembly and a driving piece.
The casing from the top down includes closing cap, stack shell and dust collection fill in proper order, and is specific, the closing cap is equipped with the gas vent, is connected with the inlet end of dry pump. The dust collector comprises a barrel body and is characterized in that the barrel body is provided with an air inlet, an annular supporting seat is arranged at the bottom inside the barrel body, and the annular supporting seat is connected with the inner wall of the barrel body at intervals through connecting ribs in order to enable dust to fall into the dust collecting hopper. The dust collecting hopper is provided with a dust discharging port, the dust discharging port is provided with a blocking cover, and dust collected in the dust collecting hopper can be discharged after the blocking cover is opened.
The bracket supports the housing.
The filter element is cylindrical and is vertically arranged in the shell, and the filter element covers and is communicated with the exhaust port.
The installation component comprises a rotating shaft, and an annular top cover and a bottom cover which are respectively sleeved at the top end and the bottom end of the filter element, specifically, the rotating shaft is staggered with the central shaft of the filter element, the bottom part of the installation component is rotatably installed on the dust hopper and extends outwards to be connected with the driving piece, and the top part of the installation component vertically upwards penetrates through the annular supporting seat. The top of the annular top cover is hinged with the bottom of the sealing cover, and a hinged shaft is coaxial with the rotating shaft. The bottom of the bottom cover is supported and relatively fixed by the top of the rotating shaft.
During the use, connect the dry pump with the gas vent, the dry pump operation, the air inlet of casing is breathed in, and gas filters via the filter core, and the dust is blockked outside the filter core. When clearing up the dust, connect outside air pump with the gas vent, the air pump is bloated in toward the filter, and the air current is opposite under the filter state, will block in the outside dust of filter core blows to the dust hopper, simultaneously, starts the driving piece, drives the filter core and does eccentric rotation, and eccentric rotation has certain vibratility, can accelerate that the dust granule of card on the filter core mesh is not hard up and drops, improves the effect and the efficiency of dust clearance, lets the filter drop into filter work again sooner.
Preferably, in order to ensure that the filter element is stable during eccentric movement, the bottom of the sealing cover is provided with a circular groove which takes the rotating shaft as a center. The annular top cover rotates and is tangent in the circular groove.
Preferably, in order to ensure that the filter element is stable during eccentric movement, the periphery of the annular support seat extends upwards to form a limit ring, and the bottom cover rotates and is tangent in the limit ring.
Preferably, the driving member is a motor and is mounted at the bottom of the dust hopper through a mounting seat.
Preferably, the filter also comprises a plastic ball, and the plastic ball is placed in the filter element. When the filter element moves eccentrically, the plastic ball runs in the filter element and collides with the filter element to a certain degree, so that the integral vibration of the filter element is intensified, and the loosening speed of dust is accelerated.
In order to improve the collision uniformity of the plastic balls and the filter element, the filter also comprises at least two layers of partition plates which are arranged in the filter, and the plastic balls are arranged between the partition plates and the bottom cover, so that the inner surfaces of the filter elements with different heights can collide with the plastic balls. The clapboard is provided with a hollow part, so that the air permeability is improved.
Preferably, the air inlet is connected with an air inlet pipe, and the air outlet is connected with an exhaust pipe. The air inlet pipe and the air outlet pipe are both provided with valves, and the dry pump and the filter are independently opened by closing the valves.
Preferably, an air inlet branch is arranged between the port of the air inlet pipe and the valve, and an air exhaust branch is arranged between the port of the air exhaust pipe and the valve. The air inlet branch and the air exhaust branch are connected through a bypass pipeline, and a valve is also arranged on the bypass pipeline. Through setting up the bypass pipeline, when realizing filtering its clearance, the dry pump still can work.
Preferably, the support comprises a support ring and support legs. The support ring is provided with an inner groove. The outer periphery of the cylinder body is provided with an annular bulge, and the cylinder body is installed on the support ring through the annular bulge and the inner groove. The supporting legs are arranged at the bottom of the supporting ring.
Preferably, in order to reduce the vibration of the integral filter, a rubber pad or an elastic element is arranged between the support ring and the annular bulge.
It is right from the above description that the utility model discloses, the utility model discloses following beneficial effect has:
1. the filter core eccentric rotation structure is arranged, so that the loosening speed of dust particles clamped on the filter core is increased, the dust is blown off more quickly when an external air pump reversely blows air, the dust cleaning speed and effect are increased, and the filter can be put into the work of the dry pump again more quickly;
2. the plastic ball is placed in the filter element, so that the plastic ball and the filter element generate certain collision, which is equivalent to the effect of flapping the inner surface of the filter element, and the loosening speed of dust is increased;
3. through setting up the multilayer plastic ball, let the filter core more even when the clearance dust.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.
Wherein:
FIG. 1 is an isometric view of a filter for the intake of a dry pump;
FIG. 2 is a second isometric view of a filter for the intake of a dry pump;
FIG. 3 is a side elevational view of a filter for the intake of a dry pump;
FIG. 4 is a front view of a filter for the air intake of a dry pump;
FIG. 5 is a side view of a filter for the air intake of a dry pump;
FIG. 6 is a top view of a filter for the air intake of a dry pump;
FIG. 7 is a cross-sectional view of a filter for the air intake of a dry pump I;
FIG. 8 is a second cross-sectional view of a filter for the air intake of a dry pump;
FIG. 9 is a third cross-sectional view of a filter for the air intake of a dry pump; (ii) a
FIG. 10 is a fourth cross-sectional view of a filter for the air intake of a dry pump;
the designations in fig. 1 to 5 are respectively: the dust collector comprises a shell 1, a sealing cover 11, a barrel body 12, a dust collecting hopper 13, an exhaust port 14, an air inlet 15, a dust exhaust port 16, an annular supporting seat 17, a support 2, a filter element 3, a rotating shaft 4, an annular top cover 5, a bottom cover 6, a motor 7, a plastic ball 8 and a partition plate 9.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 10, a filter for a dry pump intake includes a housing 1, a bracket 2, a filter element 3, a mounting assembly and a driving member.
The casing 1 includes closing cap 11, stack shell 12 and dust hopper 13 from the top down in proper order, and specifically, closing cap 11 is equipped with gas vent 14, is connected with the inlet end of dry pump. The barrel body 12 is provided with an air inlet 15, the bottom inside the barrel body 12 is provided with an annular supporting seat 17, and in order to enable dust to fall into the dust collecting hopper 13, the annular supporting seat 17 is connected with the inner wall of the barrel body 12 at intervals through a connecting rib. The dust collecting hopper 13 is provided with a dust discharging port 16, the dust discharging port 16 is provided with a sealing cover, and dust collected in the dust collecting hopper 13 can be discharged after the sealing cover is opened.
The bracket 2 supports the housing 1. In an embodiment, the holder 2 comprises a support ring and support legs. The support ring is provided with an inner groove. The outer periphery of the cylinder 12 is provided with an annular protrusion, and the cylinder 12 is mounted on the support ring through the annular protrusion and an inner groove. The supporting legs are arranged at the bottom of the supporting ring. Preferably, in order to reduce the vibration of the integral filter, a rubber pad or an elastic element is arranged between the support ring and the annular bulge.
The filter element 3 is cylindrical, is vertically installed in the housing 1, and covers and communicates with the exhaust port 14.
The mounting component comprises a rotating shaft 4, an annular top cover 5 and an annular bottom cover 6 which are respectively sleeved at the top end and the bottom end of the filter element 3,
the rotating shaft 4 is staggered with the central shaft of the filter element 3, the bottom of the rotating shaft is rotatably arranged on the dust hopper 13 and extends outwards to be connected with the driving piece, and the top of the rotating shaft is vertically upwards and penetrates through the annular supporting seat 17. The top of the annular top cover 5 is hinged with the bottom of the sealing cover 11, and the hinged shaft is coaxial with the rotating shaft 4. The bottom of the bottom cover 6 is supported and fixed relatively by the top of the rotating shaft 4.
In one embodiment, in order to ensure the stability of the filter cartridge 3 during the eccentric movement, the bottom of the cover 11 is provided with a circular groove centered on the rotation axis 4. The annular top cover 5 rotates and is tangent in the circular groove. Meanwhile, the circumference of the annular support seat 17 extends upwards to form a limit ring, and the bottom cover 6 rotates and is tangent in the limit ring.
In this embodiment, the driving member is a motor 7, and is mounted at the bottom of the dust hopper 13 through a mounting seat. In other embodiments, the motor 7 is connected to the rotating shaft 4 through a speed reducer.
In one embodiment, an intake pipe is connected to the intake port 15, and an exhaust pipe is connected to the exhaust port 14. The air inlet pipe and the air outlet pipe are both provided with valves, and the dry pump and the filter are independently opened by closing the valves. Preferably, an air inlet branch is arranged between the port of the air inlet pipe and the valve, and an air exhaust branch is arranged between the port of the air outlet pipe and the valve. The air inlet branch and the air exhaust branch are connected through a bypass pipeline, and a valve is also arranged on the bypass pipeline. Through setting up the by-pass line, when realizing filtering its clearance, the dry pump can work still.
When the air purifier is used, the air outlet 14 is connected with a dry pump, the dry pump runs, the air inlet 15 of the shell 1 sucks air, the air is filtered by the filter element 3, and dust is blocked outside the filter element 3.
The cleaning frequency or the cleaning period can be set, or the pressure sensors can be arranged inside and outside the filter element 3, and when the pressure difference reaches a preset value, dust can be automatically cleaned or cleaned through staff.
When the clearance dust, connect outside air pump with gas vent 14 (in order to avoid the air pump to bring outside dust into filter core 3, can be at the delivery outlet installation filter of air pump), the air pump is toward the interior gas blowing of filter, air current direction is opposite under the filter state, will block in the dust of 3 outsides of filter core blows to the dust hopper 13, and simultaneously, start the driving piece, it is eccentric rotation to drive filter core 3, eccentric rotation has certain vibratility, can accelerate that the dust granule of card on the 3 meshes of filter core is not hard up and drops, improve the effect and the efficiency of dust clearance, let the filter drop into the filtering operation again sooner. It should be noted that when cleaning dust, the air inlet 15 is closed and the dust outlet 16 is opened, so as to avoid the dust outlet 16 discharging dust to pollute air, the dust outlet 16 can be connected to a dust bag or a dust collector to collect dust.
In other embodiments, in order to accelerate the dust cleaning speed, the dust cleaning device further comprises a plastic ball 8, and the plastic ball 8 is placed in the filter element 3. When the filter element 3 moves eccentrically, the plastic ball 8 runs in the filter element 3 and collides with the filter element 3 to a certain degree, so that the vibration of the whole filter element 3 is intensified, and the loosening speed of dust is accelerated.
Or, in order to improve the collision uniformity of the plastic balls 8 and the filter element 3, the filter further comprises at least two layers of partition plates 9, the partition plates 9 are placed in the filter, and the plastic balls 8 are placed between the partition plates 9 and between the partition plates 9 and the bottom cover 6, so that the inner surfaces of the filter elements 3 with different heights can collide with the plastic balls 8. The partition board 9 is hollowed out to improve air permeability.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (10)
1. A filter for a dry pump air inlet is characterized by comprising a shell, a bracket, a filter element, a mounting assembly and a driving piece;
the shell comprises a sealing cover, a cylinder body and a dust collecting hopper from top to bottom in sequence; the sealing cover is provided with an exhaust port; the cylinder body is provided with an air inlet, the bottom inside the cylinder body is provided with an annular supporting seat, and the annular supporting seat is separated from the inner wall of the cylinder body and is connected with the inner wall of the cylinder body through a connecting rib; the dust collecting hopper is provided with a dust exhaust port, and the dust exhaust port is provided with a blocking cover;
the bracket supports the housing;
the filter element is cylindrical, is vertically arranged in the shell and covers the exhaust port;
the mounting assembly comprises a rotating shaft, and an annular top cover and an annular bottom cover which are sleeved at the top end and the bottom end of the filter element respectively; the rotating shaft is staggered with the central shaft of the filter element, the bottom of the rotating shaft is rotatably arranged on the dust hopper and extends outwards to be connected with the driving piece, and the top of the rotating shaft is vertically upwards and penetrates through the annular supporting seat; the top of the annular top cover is hinged with the bottom of the sealing cover, and a hinged shaft is coaxial with the rotating shaft; the bottom of the bottom cover is supported and relatively fixed by the top of the rotating shaft.
2. The filter for the air inlet of the dry pump as claimed in claim 1, wherein the bottom of the sealing cover is provided with a circular groove with the rotating shaft as a center; the annular top cover rotates and is tangent in the circular groove.
3. A filter for an air inlet of a dry pump according to claim 1, wherein the periphery of the annular support base extends upwardly to form a stop ring, and the bottom cover rotates and is tangent to the stop ring.
4. The filter for the air intake of the dry pump as claimed in claim 1, wherein the driving member is a motor and is mounted on the bottom of the dust hopper through a mounting seat.
5. The filter for the air intake of the dry pump of claim 1, further comprising a plastic ball disposed within the filter element.
6. The filter for the air inlet of the dry pump as claimed in claim 5, further comprising a partition, wherein the partition is at least two layers and is placed in the filter, and the plastic balls are placed between the partition and between the partition and the bottom cover; the partition board is provided with a hollow part.
7. The filter for the air inlet of the dry pump as claimed in claim 1, wherein an air inlet pipe is connected to the air inlet, and an air outlet pipe is connected to the air outlet; and the air inlet pipe and the exhaust pipe are both provided with valves.
8. The filter for the air inlet of the dry pump as claimed in claim 7, wherein an air inlet branch is arranged between the port of the air inlet pipe and the valve, and an air outlet branch is arranged between the port of the air outlet pipe and the valve; the air inlet branch and the air exhaust branch are connected through a bypass pipeline, and a valve is also arranged on the bypass pipeline.
9. A filter for a dry pump air intake as claimed in claim 1, wherein the bracket comprises a support ring and support legs; the support ring is provided with an inner groove; the periphery of the cylinder body is provided with an annular bulge, and the cylinder body is arranged on the support ring through the annular bulge and the inner groove; the supporting legs are arranged at the bottom of the supporting ring.
10. A filter for the intake of a dry pump according to claim 9, wherein a rubber pad or resilient member is provided between the support ring and the annular projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221643080.9U CN217511428U (en) | 2022-06-29 | 2022-06-29 | Filter for air inlet of dry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221643080.9U CN217511428U (en) | 2022-06-29 | 2022-06-29 | Filter for air inlet of dry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217511428U true CN217511428U (en) | 2022-09-30 |
Family
ID=83394357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221643080.9U Active CN217511428U (en) | 2022-06-29 | 2022-06-29 | Filter for air inlet of dry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217511428U (en) |
-
2022
- 2022-06-29 CN CN202221643080.9U patent/CN217511428U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100539762B1 (en) | Filter cleaning device for vacuum cleaner | |
| CN1679439B (en) | Filtering device for vacuum cleaner | |
| US3775951A (en) | Vacuum cleaner | |
| US7351269B2 (en) | Self cleaning filter and vacuum incorporating same | |
| CN101299955B (en) | Filter support for a vacuum cleaner | |
| CN112588035B (en) | Air filtering device for environmental protection engineering | |
| WO2008011797A1 (en) | The seconfary cyclonic dust separating cup of vacuum cleaner | |
| KR102073618B1 (en) | Cleaning Appliance | |
| KR101377268B1 (en) | Dust collector for cleaning filter easily | |
| CN112316578A (en) | Air filter for environmental protection engineering | |
| CN108079695A (en) | A kind of reverse dust-extraction unit | |
| CN217511428U (en) | Filter for air inlet of dry pump | |
| JP2006514582A5 (en) | ||
| CN101675871A (en) | Dust collector dust collecting bucket | |
| CN110200547B (en) | Dust removal structure with metal mesh filtering structure | |
| KR100547286B1 (en) | Water Wash Vacuum Cleaner | |
| CN211155564U (en) | Dust removal structure with metal mesh filtration | |
| JP6894996B2 (en) | Dust collector member | |
| CN209915869U (en) | Dust collecting device and dust collector | |
| WO2020206990A1 (en) | Dust collection apparatus and vacuum cleaner | |
| CN220176440U (en) | Automatic clean formula air cleaner | |
| CN220939801U (en) | Air compressor filter equipment | |
| CN208320342U (en) | A kind of environmental protection antistatic dedusting filter | |
| CN112221266B (en) | Miniature vacuum machine with filtration | |
| CN219879372U (en) | Dust collector convenient to adjust |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |