CN217511444U - Filter for dry pump with clearance subassembly - Google Patents
Filter for dry pump with clearance subassembly Download PDFInfo
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- CN217511444U CN217511444U CN202221643150.0U CN202221643150U CN217511444U CN 217511444 U CN217511444 U CN 217511444U CN 202221643150 U CN202221643150 U CN 202221643150U CN 217511444 U CN217511444 U CN 217511444U
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- dry pump
- seat
- cylinder body
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Abstract
The utility model provides a filter for dry pump with clearance subassembly, including barrel, cartridge filter, support and clearance subassembly. The cylinder body comprises a cylinder cover, a cylinder body and a cylinder seat; the middle of the bottom in the cylinder body is provided with a mounting seat, and the mounting seat is connected with the inner wall of the cylinder body through a plurality of spaced connecting plates; the cylinder seat is arranged at the bottom of the cylinder body and is provided with a bottom discharge hole. The filter cartridge is arranged on the mounting seat. The cleaning assembly comprises an annular seat, a lead screw and a driving piece. The annular seat is sleeved on the periphery of the filter cylinder, and the inner ring of the annular seat is provided with a hairbrush. The middle part of the lead screw is rotatably arranged with the annular seat in a threaded connection mode. The driving piece is connected with and drives all the lead screws to synchronously rotate. The utility model discloses a set up the clearance subassembly, can initiatively clean the outside of cartridge filter, blow the dust of card on the cartridge filter through the air pump simultaneously, show the clearance effect that improves the inside dust of filter.
Description
Technical Field
The utility model relates to a filter for dry pump with clearance subassembly.
Background
The dry pump is a device for vacuum treatment of a certain space by sucking air, and is widely applied. At present, the dry pump on the market can be equipped with front end air treatment accessory, can be used to filter debris, dust in the gas that is sucked, prevents that the dust from getting into the dry pump inside, and long-term suction dust can cause the wearing and tearing of the inside operation part of dry pump, shortens the life of dry pump. Therefore, many manufacturers design a dry pump filter with self-cleaning capability, the principle is that an air pump is connected to an air outlet of the filter, when the filter is cleaned, the filter is disconnected from the dry pump, air is blown to the air outlet of the filter, namely, the air inlet direction of a filter cylinder in the filter is opposite, and dust clamped outside the filter cylinder can be blown off, so that the self-cleaning effect in the filter is realized in a reverse air blowing mode.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide a can effectively clean filter cartridge filter dust filter for the dry pump.
A filter with a cleaning component for a dry pump comprises a cylinder body, a filter cylinder, a support and the cleaning component.
The cylinder body sequentially comprises a cylinder cover, a cylinder body and a cylinder seat from top to bottom. The cylinder cover is provided with a top air outlet used for being connected with an air inlet of the dry pump and an air outlet used for being connected with an external air pump. The barrel body is provided with an air inlet, a mounting seat is arranged in the middle of the bottom in the barrel body, and the mounting seat is connected with the inner wall of the barrel body through a plurality of spaced connecting plates. The cylinder seat is arranged at the bottom of the cylinder body and is provided with a bottom discharge hole, the discharge hole is provided with a sealing cover or an on-off valve, and dust in the cylinder body can be discharged by opening the sealing cover or the on-off valve.
The cartridge filter sets up in the barrel and the bottom is installed on the mount pad, the top withstands the cover. The inner space of the filter cartridge is connected with the air outlet at the top of the cartridge cover.
The bracket supports the barrel.
The cleaning assembly comprises an annular seat, a lead screw and a driving piece. The annular seat is sleeved on the periphery of the filter cylinder, and the inner ring of the annular seat is provided with a brush contacting the periphery of the filter cylinder. The middle part of the screw rod is rotatably installed with the peripheral part of the annular seat in a threaded connection mode, the bottom part of the screw rod is rotatably installed on the connecting plate of the cylinder body through a bearing, and the top part of the screw rod is rotatably installed on the cylinder cover through a bearing and extends upwards through the cylinder cover. The number of the lead screws is at least three, and the lead screws are uniformly distributed on the periphery of the annular seat. The driving piece is installed on the top of the barrel cover and connected with and drives all the lead screws to synchronously rotate.
When the dry pump works, gas pumped by the dry pump enters the cylinder through the gas inlet of the filter, the gas is filtered by the filter cylinder, and dust is blocked at the peripheral part of the filter cylinder. When the filter needs to be cleaned, the top air outlet of the cylinder body is replaced by a butt air pump, the air pump blows air into the cylinder body, the air is diffused outwards from the interior of the filter cylinder, and dust clamped on the filter cylinder is blown off. At this moment, open the driving piece, drive the synchronous rotation of lead screw by the driving piece, pivoted lead screw passes through the screw thread and drives annular seat reciprocating motion from top to bottom, and the brush in the annular seat can scrub the cartridge filter outside, under the synergism that the air pump was blown, can be with most dust clean up outside the cartridge filter to sweep the cartridge filter seat, discharge by the discharge gate at last.
The utility model discloses a set up the clearance subassembly, can initiatively clean the outside of cartridge filter, blow the dust of card on the cartridge filter through the air pump simultaneously, show the clearance effect that improves the inside dust of filter.
Preferably, a synchronizing wheel is installed at the top of the screw rod. All the synchronizing wheels are connected through a synchronous belt to rotate together, so that the rotating consistency of all the lead screws is improved.
Preferably, for improving cleaning efficiency, reduce intensity of labour, the driving piece is the motor, installs through the mounting bracket the cover top to drive one through a pair of gear connection the lead screw.
Preferably, the driving piece is a hand wheel, and is arranged on the lead screw, so that a user can manually rotate the lead screw by rotating the hand wheel, and the dust in the filter can be manually cleaned.
Preferably, the number of the screw rods is four.
Preferably, the annular seat is provided with a guide hole. And guide blocks are arranged at two ends of the guide hole and are provided with screw holes communicated with the guide hole. The screw rod penetrates through the screw hole of the guide block and the guide hole of the annular seat.
Preferably, the air inlet and the top air outlet are provided with valves, and the filter and the dry pump can be independently opened by closing the valves.
Preferably, a branch is arranged between the valve installation position of the air inlet and the end part, a branch is arranged between the valve installation position of the top air outlet and the end part, the air inlet and the branch of the top air outlet are communicated through a pipeline, and a valve is arranged on the pipeline. And a butt joint is arranged between the valve mounting position of the top air outlet and the cylinder cover and is connected with an external air pump.
When the filter works, the valves of the air inlet and the air outlet at the top are in an open state, and the valves on the pipeline connected with the branches are in a closed state.
During cleaning, the valves of the air inlet and the air outlet at the top are in a closed state, and the valve on the pipeline connected with the branch is in an open state. The filter and the dry pump are independent, and the operation of the dry pump is not affected.
Preferably, the barrel seat is provided with a dust collecting hopper, and the discharge port is arranged at the bottom of the dust collecting hopper.
From the above description, the present invention has the following advantages:
1. by arranging the cleaning assembly, the outside of the filter cartridge can be actively cleaned, and meanwhile, dust clamped on the filter cartridge is blown by the air pump, so that the cleaning effect of the dust in the filter is obviously improved;
2. the automatic cleaning mode driven by the motor is adopted, so that the automation degree is high;
3. and a hand wheel manual cleaning mode can be adopted, and cleaning can be carried out according to actual requirements.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.
Wherein:
FIG. 1 is an isometric view of a filter for a dry pump with a cleaning assembly;
FIG. 2 is an elevation view of a filter for a dry pump with a cleaning assembly;
FIG. 3 is a side view of a filter for a dry pump with a cleaning assembly;
FIG. 4 is a top view of a filter for a dry pump with a cleaning assembly;
FIG. 5 is a bottom view of a filter for a dry pump with a cleaning assembly;
FIG. 6 is a cross-sectional view of a first filter for a dry pump with a cleaning assembly;
FIG. 7 is a second cross-sectional view of a filter for the dry pump with a cleaning assembly;
FIG. 8 is a third cross-sectional view of a filter for the dry pump with a cleaning assembly;
the designations in fig. 1 to 8 are respectively: barrel 1, cover 11, top gas outlet 111, barrel 12, air inlet 121, mount pad 122, connecting plate 123, barrel seat 13, discharge gate 131, cartridge filter 2, support 3, clearance subassembly 4, annular seat 41, lead screw 42, driving piece 43, guide block 44.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention to be solved clearer and more obvious, the present invention is further explained in detail below with reference to the accompanying drawings and embodiments. 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 8, a filter for a dry pump with a cleaning assembly includes a cylinder 1, a filter cartridge 2, a bracket 3 and a cleaning assembly 4.
The cylinder body 1 comprises a cylinder cover 11, a cylinder body 12 and a cylinder seat 13 from top to bottom in sequence.
The cylinder cover 11 is provided with a top air outlet 111 for connecting with an air inlet 121 of the dry pump and also for connecting with an air outlet of an external air pump. The barrel 12 is provided with an air inlet 121, a mounting seat 122 is arranged in the middle of the bottom of the inside of the barrel 12, and the mounting seat 122 is connected with the inner wall of the barrel 12 through a plurality of spaced connecting plates 123. The cylinder base 13 is arranged at the bottom of the cylinder body 12 and is provided with a bottom discharge hole 131, the discharge hole 131 is provided with a sealing cover or an on-off valve, and dust in the cylinder body 1 can be discharged by opening the sealing cover or the on-off valve.
The filter cartridge 2 is arranged in the cylinder body 1, the bottom of the filter cartridge is arranged on the mounting seat 122, and the top of the filter cartridge is propped against the cylinder cover 11. The inner space of the filter cartridge 2 is connected with the top air outlet 111 of the cartridge cover 11.
The bracket 3 supports the cylinder 1.
The cleaning assembly 4 comprises an annular seat 41, a threaded spindle 42 and a drive 43.
The annular seat 41 is sleeved on the outer periphery of the filter cartridge 2, and the inner ring of the annular seat 41 is provided with a brush (not shown in detail) contacting the outer periphery of the filter cartridge 2.
The middle part of the screw 42 is rotatably mounted with the periphery of the annular base 41 in a threaded connection manner, and preferably, a guide hole is formed in the annular base 41. Guide blocks 44 are mounted at two ends of the guide holes, and the guide blocks 44 are provided with screw holes communicated with the guide holes. The threaded spindle 42 passes through a threaded hole of the guide block 44 and a guide hole of the annular seat 41. The bottom of the lead screw 42 is rotatably mounted on the connecting plate 123 of the barrel 12 through a bearing, and the top is rotatably mounted on the barrel cover 11 through a bearing and extends upward through the barrel cover 11. The top of the four screw rods 42 is provided with a synchronizing wheel. All the synchronous wheels are connected through synchronous belts to rotate together, so that the rotation consistency of all the lead screws 42 is improved.
The driving member 43 is installed on the top of the barrel cover 11 and connected to drive all the lead screws 42 to rotate synchronously. In one embodiment, in order to improve the cleaning efficiency and reduce the labor intensity, the driving member 43 is a motor, is mounted on the top of the barrel cover 11 through a mounting bracket, and drives the lead screw 42 through a pair of gear connections. Or, in other embodiments, the driving part 43 is a hand wheel and is directly mounted on one of the lead screws 42, and a user can manually rotate the lead screw 42 by rotating the hand wheel, so as to manually clean dust inside the filter.
When the dry pump works, gas pumped by the dry pump enters the barrel body 1 through the gas inlet 121 of the filter, the gas is filtered by the filter cylinder 2, and dust is blocked at the peripheral part of the filter cylinder 2. When the filter needs to be cleaned, the top air outlet 111 of the cylinder 1 is replaced by a butt air pump, the air pump blows air into the cylinder 1, the air is diffused outwards from the inside of the filter cartridge 2, and dust clamped on the filter cartridge 2 is blown off. At this moment, the driving member 43 is turned on, the driving member 43 drives the screw rod 42 to synchronously rotate, the rotating screw rod 42 drives the annular seat 41 to reciprocate up and down through threads, the brush in the annular seat 41 can brush the outside of the filter cartridge 2, most of dust outside the filter cartridge 2 can be cleaned under the synergistic effect of air blowing of the air pump, and is swept to the cartridge seat 13 and finally discharged through the discharge hole 131.
In other embodiments, the air inlet 121 and the overhead air outlet 111 are provided with valves so that the filter can be separated from the dry pump by closing the valves, in order not to interfere with the operation of the dry pump. Be equipped with the branch between the valve installation department of air inlet 121 and the tip, be equipped with the branch between the valve installation department of top gas outlet 111 and the tip, just the branch of air inlet 121 and top gas outlet 111 passes through the pipeline intercommunication, be equipped with the valve on the pipeline. A butt joint is arranged between the valve mounting position of the top air outlet 111 and the cylinder cover 11, and the butt joint is connected with an external air pump.
During the filtering operation, the valves of the air inlet 121 and the top air outlet 111 are in an open state, and the valves on the pipeline connected with the branches are in a closed state.
During cleaning, the valves of the air inlet 121 and the top air outlet 111 are in a closed state, and the valves on the pipelines connected with the branches are in an open state. The filter and the dry pump are independent, and the operation of the dry pump is not affected.
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 (9)
1. A filter with a cleaning component for a dry pump is characterized by comprising a cylinder body, a filter cylinder, a support and the cleaning component;
the cylinder body sequentially comprises a cylinder cover, a cylinder body and a cylinder seat from top to bottom; the cylinder cover is provided with a top air outlet; the cylinder body is provided with an air inlet, the middle of the bottom in the cylinder body is provided with an installation seat, and the installation seat is connected with the inner wall of the cylinder body through a plurality of spaced connecting plates; the cylinder seat is arranged at the bottom of the cylinder body and is provided with a bottom discharge hole, and the discharge hole is provided with a sealing cover or a switch valve;
the filter cartridge is arranged in the cartridge body, the bottom of the filter cartridge is arranged on the mounting seat, and the top of the filter cartridge props against the cartridge cover; the inner space of the filter cartridge is connected with the air outlet at the top of the cartridge cover;
the bracket supports the barrel;
the cleaning assembly comprises an annular seat, a lead screw and a driving piece; the annular seat is sleeved on the periphery of the filter cylinder, and the inner ring of the annular seat is provided with a brush contacting the periphery of the filter cylinder; the middle part of the lead screw is rotatably installed with the periphery of the annular seat in a threaded connection mode, the bottom of the lead screw is rotatably installed on a connecting plate of the cylinder body through a bearing, and the top of the lead screw is rotatably installed on the cylinder cover through a bearing and extends upwards through the cylinder cover; the number of the lead screws is at least three, and the lead screws are uniformly distributed on the periphery of the annular seat; the driving piece is installed on the top of the barrel cover and connected with and drives all the lead screws to synchronously rotate.
2. The filter for the dry pump with the cleaning assembly as claimed in claim 1, wherein a synchronizing wheel is installed on the top of the lead screw; all the synchronous wheels are connected through a synchronous belt to rotate together.
3. The filter for a dry pump with a cleaning assembly of claim 1, wherein the driving member is a motor, is mounted on the top of the cover through a mounting bracket, and drives the lead screw through a pair of gear connections.
4. The filter for a dry pump with a cleaning assembly of claim 1, wherein the drive member is a hand wheel disposed on a lead screw.
5. A filter for a dry pump with a cleaning assembly as defined in claim 1, wherein said lead screw has four pieces.
6. The filter for a dry pump with a cleaning assembly of claim 1, wherein the annular seat is provided with a guide hole; guide blocks are arranged at two ends of the guide hole, and the guide blocks are provided with screw holes communicated with the guide hole; the screw rod penetrates through the screw hole of the guide block and the guide hole of the annular seat.
7. The filter for a dry pump with a cleaning assembly of claim 1, wherein the air inlet and the top air outlet are each valved.
8. The filter with a cleaning assembly for the dry pump of claim 7, wherein a branch is arranged between the valve mounting part and the end part of the air inlet, a branch is arranged between the valve mounting part and the end part of the top air outlet, the air inlet and the branch of the top air outlet are communicated through a pipeline, and a valve is arranged on the pipeline; and a butt joint is arranged between the valve mounting position of the top air outlet and the cylinder cover and is connected with an external air pump.
9. The filter for dry pump with cleaning assembly as claimed in claim 1, wherein the cartridge base is provided with a dust hopper, and the discharge port is provided at the bottom of the dust hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221643150.0U CN217511444U (en) | 2022-06-29 | 2022-06-29 | Filter for dry pump with clearance subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221643150.0U CN217511444U (en) | 2022-06-29 | 2022-06-29 | Filter for dry pump with clearance subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217511444U true CN217511444U (en) | 2022-09-30 |
Family
ID=83394574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221643150.0U Active CN217511444U (en) | 2022-06-29 | 2022-06-29 | Filter for dry pump with clearance subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217511444U (en) |
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2022
- 2022-06-29 CN CN202221643150.0U patent/CN217511444U/en active Active
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