CN216630057U - Telescopic dust removal mechanism for coal breaker - Google Patents
Telescopic dust removal mechanism for coal breaker Download PDFInfo
- Publication number
- CN216630057U CN216630057U CN202122290552.9U CN202122290552U CN216630057U CN 216630057 U CN216630057 U CN 216630057U CN 202122290552 U CN202122290552 U CN 202122290552U CN 216630057 U CN216630057 U CN 216630057U
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- China
- Prior art keywords
- dust
- cleaning
- pipe
- dust removal
- filter screen
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- 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.)
- Withdrawn - After Issue
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- 239000000428 dust Substances 0.000 title claims abstract description 153
- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 239000003245 coal Substances 0.000 title claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 55
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000561734 Celosia cristata Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model discloses a telescopic dust removal mechanism for a coal breaker, which comprises an electric telescopic rod and a main dust removal pipeline, wherein a dust removal cover is fixedly arranged at the bottom of the electric telescopic rod, an electric telescopic air pipe is fixedly arranged at the bottom end of the main dust removal pipeline, a dust cleaning pipe is fixedly arranged at the bottom end of the electric telescopic air pipe, and a dust suction pipe is fixedly arranged on the side surface of the dust cleaning pipe. According to the utility model, when the coal breaker works, the electric telescopic rod can be electrified to extend to drive the dust hood to descend so as to cover the whole coal breaker and prevent dust from escaping; the spiral dust suction pipe is matched with the plurality of uniformly distributed air suction pipe openings at the bottom side of the dust suction pipe, so that the absorption efficiency of gas in the inner cavity of the dust hood can be improved, and further, the preliminary dust removal efficiency can be improved; the fan blade group drives the filter screen cleaning mechanism to rotate under the action of induced air, the cleaning rod moves towards the direction far away from the transmission rod under the action of centrifugal force, the part in contact with the dust removal filter screen is cleaned, and the dust removal mechanism is prevented from being blocked.
Description
Technical Field
The utility model relates to the technical field of industrial dust removal, in particular to a telescopic dust removal mechanism for a coal pulverizer.
Background
The sample preparation room is a working place where sample preparation teams and groups are used for preparing coal samples conforming to tests, a plurality of coal crushers, a combined sample preparation machine, an oven and other equipment are installed indoors and used for preparing the coal samples, the coal crushers are the most important equipment used in the sample preparation process and also are main sources of dust, and a large amount of dust is generated under the influence of factors such as machine body structures, manufacturing processes, sealing materials and deformation in the using process in the working process, so that the harm to the health of personnel is caused, the dust is accumulated at indoor walls, equipment, roofs and other indoor places, the working environment is damaged, and potential safety hazards are brought.
At present, the most used dust removal mode is equipment dust removal and primary dust removal mechanism is added, equipment dust removal is realized by forming holes at the rear part of each coal breaker body and is connected to a main pipeline of a dust removal air pipe through a hose, an electromagnetic valve and an equipment linkage control air port such as a coal breaker and the like are installed at a dust removal branch pipe of each equipment, dust removal is completed after dust removal and filtration of dust air flow from a main air channel to a dust remover, but negative pressure air flow can be blocked by a machine body structure during the equipment dust removal mode, air leakage is not tight in sealing, the negative pressure at the air suction port is insufficient under the combined action of air flow and other factors generated during rotation of a ring hammer of the coal breaker, dust can overflow from gaps at the positions of a feed port, an observation door and a discharge port, the actual dust removal effect is poor, the primary dust removal mechanism mainly adopts a filter screen to filter for dust removal, and the blockage phenomenon easily occurs during long-term operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a telescopic dust removal mechanism for a coal pulverizer.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a retractable dust removal mechanism for coal breaker, includes electric telescopic handle and dust removal main line, electric telescopic handle's bottom fixed mounting has the dust excluding hood, the bottom fixed mounting of dust removal main line has electronic flexible tuber pipe, the bottom fixed mounting of electronic flexible tuber pipe has the dust cleaning pipe, the side fixed mounting of dust cleaning pipe has the ash suction pipe, just the ash suction pipe is located the inner chamber of dust excluding hood.
Preferably, the dust suction pipe is spirally attached to the inner side wall of the dust hood, and a plurality of pipe openings with downward openings are uniformly formed in the side surface of the dust suction pipe.
Preferably, the bottom demountable installation of dust cleaning pipe has the dust to collect the box, the inboard of dust cleaning pipe has connect the transfer line through the fixed cover of dead lever and bearing, the top fixed mounting of transfer line has the fan blade group, the bottom fixed mounting of transfer line has the dust removal filter screen, the top of dust removal filter screen is located the fixed filter screen cleaning mechanism that has cup jointed of surface lateral wall of transfer line.
Preferably, the clean mechanism of filter screen includes clean box, the inboard of clean box fixed cup joint in the lateral wall of transfer line, flexible groove has been seted up to the side of clean box, the inboard activity in flexible groove has cup jointed clean stick, the bottom of clean stick with fixed mounting has extension spring between the inboard of clean box.
Preferably, the size in flexible groove with the size phase-match of clean stick, clean stick is pressed close to one side of dust removal filter screen is installed the clean brush hair of cockscomb structure, just clean stick with the surface of dust removal filter screen is laminated mutually.
Preferably, an air suction device is arranged in the pipeline of the main dust removal pipeline, and an electromagnetic valve is arranged at the joint of the main dust removal pipeline and the electric telescopic air pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the coal breaker works, the electric telescopic rod is electrified and extended to drive the dust removal cover to descend, so that the coal breaker is integrally covered, and dust is prevented from escaping; the circular telegram extension of electronic flexible tuber pipe drives the ash suction pipe decline, and the device that induced drafts through the main line that removes dust is inside to cause the gas of dust excluding hood inner chamber to the intraduct portion of dust cleaning and tentatively remove dust through the dust removal filter screen, and helical shape ash suction pipe cooperation ash suction pipe bottom side distributes even a plurality of induced drafts the mouth of pipe and can improve the gaseous absorption efficiency to the dust excluding hood inner chamber simultaneously, and then can improve the efficiency of tentatively removing dust.
2. When the gas in the dust excluding hood inner chamber passes through the dust cleaning pipe, carry out the prefilter dust removal through the dust removal filter screen, it rotates to drive fan blade group under the effect of induced air, fan blade group drives the clean mechanism rotation of filter screen through the transfer line simultaneously, clean stick is towards the direction motion of keeping away from the transfer line under the effect of centrifugal force, extension spring is stretched, clean stick stretches out from the inside of clean box through flexible groove, the brush hair through the side distribution when pivoted carries out rotatory clearance to the part with the contact of dust removal filter screen, the dust under the clearance gets into the dust collection box under gravity is used, can pile up dust and impurity to the dust removal filter screen and effectively clear up, prevent that dust removal mechanism from blockking up.
Drawings
FIG. 1 is a schematic view of the overall structure of a retractable dust removing mechanism for a coal pulverizer according to the present invention;
FIG. 2 is a schematic structural view of an ash suction pipe of a retractable dust removal mechanism for a coal pulverizer provided by the utility model;
FIG. 3 is a schematic view of a dust cleaning pipe of a retractable dust removing mechanism for a coal pulverizer according to the present invention;
FIG. 4 is a schematic structural view of a filter screen cleaning mechanism of a retractable dust removal mechanism for a coal pulverizer provided by the utility model;
fig. 5 is a schematic structural view of a cleaning rod of the retractable dust removal mechanism for the coal pulverizer provided by the utility model.
In the figure: 1. a dust hood; 2. an electric telescopic rod; 3. an electric telescopic air pipe; 4. a main dust removal pipeline; 5. a dust suction pipe; 6. a dust cleaning pipe; 7. a transmission rod; 8. a fan blade group; 9. a filter screen cleaning mechanism; 10. a dust removal filter screen; 11. a dust collection box; 12. a cleaning box; 13. a cleaning rod; 14. an extension spring; 15. a telescopic groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a retractable dust removal mechanism for coal pulverizer, includes electric telescopic handle 2 and dust removal main line 4, and electric telescopic handle 2's bottom fixed mounting has dust excluding hood 1, and the bottom fixed mounting of dust removal main line 4 has electric telescopic tuber pipe 3, and the bottom fixed mounting of electric telescopic tuber pipe 3 has dust cleaning pipe 6, and the side fixed mounting of dust cleaning pipe 6 has ash suction pipe 5, and ash suction pipe 5 is located the inner chamber of dust excluding hood 1.
As shown in fig. 1, the dust suction pipe 5 is spirally attached to the inner side wall of the dust hood 1, and a plurality of pipe orifices with downward openings are uniformly formed on the side surface of the dust suction pipe 5.
As shown in fig. 3, the bottom of the dust cleaning pipe 6 is detachably provided with a dust collecting box 11, the inner side of the dust cleaning pipe 6 is fixedly sleeved with a transmission rod 7 through a fixing rod and a bearing, the top end of the transmission rod 7 is fixedly provided with a fan blade group 8, the bottom end of the transmission rod 7 is fixedly provided with a dust removing filter screen 10, and the top of the dust removing filter screen 10 is positioned on the surface side wall of the transmission rod 7 and is fixedly sleeved with a filter screen cleaning mechanism 9.
As shown in fig. 4, the filter screen cleaning mechanism 9 includes a cleaning box 12, the inner side of the cleaning box 12 is fixedly sleeved on the outer side wall of the transmission rod 7, a telescopic groove 15 is formed in the side surface of the cleaning box 12, a cleaning rod 13 is movably sleeved on the inner side of the telescopic groove 15, and an extension spring 14 is fixedly installed between the bottom end of the cleaning rod 13 and the inner side of the cleaning box 12.
As shown in fig. 4, the size of the telescopic slot 15 matches the size of the cleaning rod 13, the cleaning rod 13 is provided with serrated cleaning bristles on the side close to the dust removing filter screen 10, and the cleaning rod 13 is attached to the surface of the dust removing filter screen 10.
Referring to fig. 1, an air suction device is installed in the duct of the main dust removal duct 4, and an electromagnetic valve is installed at the connection between the main dust removal duct 4 and the electric telescopic air duct 3.
In the utility model, when the coal breaker works, the electric telescopic rod 2 is electrified and extended to drive the dust hood 1 to descend, so that the coal breaker is integrally covered, and dust is prevented from escaping; the electric telescopic air pipe 3 is electrified and extended to drive the dust suction pipe 5 to descend, gas in the inner cavity of the dust hood 1 is led to the inside of the dust cleaning pipe 6 through the air suction device in the main dust removal pipeline 4 to be subjected to preliminary dust removal through the dust removal filter screen 10, and meanwhile, the spiral dust suction pipe 5 is matched with a plurality of uniformly distributed air suction pipe openings at the bottom side of the dust suction pipe 5, so that the absorption efficiency of the gas in the inner cavity of the dust hood 1 can be improved, and further, the preliminary dust removal efficiency can be improved;
when the gas in the inner cavity of the dust hood 1 passes through the dust cleaning pipe 6, the dust is primarily filtered and removed through the dust removing filter screen 10, the fan blade group 8 is driven to rotate under the action of induced air, meanwhile, the fan blade group 8 drives the filter screen cleaning mechanism 9 to rotate through the transmission rod 7, the cleaning rod 13 moves towards the direction far away from the transmission rod 7 under the action of centrifugal force, the stretching spring 14 is stretched, the cleaning rod 13 stretches out from the inside of the cleaning box 12 through the telescopic groove 15, the part in contact with the dust removing filter screen 10 is rotationally cleaned through the bristles distributed on the side surface during rotation, the dust under cleaning enters the dust collecting box 11 under the action of gravity, the dust and impurities can be effectively cleaned through accumulation of the dust removing filter screen 10, and the blockage of the dust removing mechanism is prevented.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a retractable dust removal mechanism for coal pulverizer, includes electric telescopic handle (2) and dust removal main line (4), its characterized in that, the bottom fixed mounting of electric telescopic handle (2) has dust excluding hood (1), the bottom fixed mounting of dust removal main line (4) has electronic flexible tuber pipe (3), the bottom fixed mounting of electronic flexible tuber pipe (3) has dust clearance pipe (6), the side fixed mounting of dust clearance pipe (6) has ash suction pipe (5), just ash suction pipe (5) are located the inner chamber of dust excluding hood (1).
2. The retractable dust removing mechanism for the coal pulverizer as claimed in claim 1, wherein the dust suction pipe (5) is spirally attached to the inner side wall of the dust hood (1), and a plurality of nozzles with downward openings are uniformly formed in the side surface of the dust suction pipe (5).
3. The retractable dust removing mechanism for the coal pulverizer as claimed in claim 1, wherein the bottom of the dust cleaning pipe (6) is detachably provided with a dust collecting box (11), the inner side of the dust cleaning pipe (6) is fixedly sleeved with a transmission rod (7) through a fixed rod and a bearing, the top end of the transmission rod (7) is fixedly provided with a fan blade set (8), the bottom end of the transmission rod (7) is fixedly provided with a dust removing filter screen (10), and the top of the dust removing filter screen (10) is located on the surface side wall of the transmission rod (7) and is fixedly sleeved with a filter screen cleaning mechanism (9).
4. The retractable dust removing mechanism for the coal pulverizer as claimed in claim 3, wherein the filter screen cleaning mechanism (9) comprises a cleaning box (12), the inner side of the cleaning box (12) is fixedly sleeved on the outer side wall of the transmission rod (7), a retractable groove (15) is formed in the side surface of the cleaning box (12), a cleaning rod (13) is movably sleeved on the inner side of the retractable groove (15), and an extension spring (14) is fixedly installed between the bottom end of the cleaning rod (13) and the inner side of the cleaning box (12).
5. The retractable dust removing mechanism for the coal pulverizer as claimed in claim 4, wherein the size of the retractable groove (15) matches with the size of the cleaning rod (13), the cleaning rod (13) is provided with serrated cleaning bristles on the side close to the dust removing filter screen (10), and the cleaning rod (13) is attached to the surface of the dust removing filter screen (10).
6. The retractable dust removing mechanism for the coal pulverizer as claimed in claim 1, wherein an air suction device is installed in a pipeline of the main dust removing pipeline (4), and an electromagnetic valve is installed at the joint of the main dust removing pipeline (4) and the electric retractable air pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122290552.9U CN216630057U (en) | 2021-09-22 | 2021-09-22 | Telescopic dust removal mechanism for coal breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122290552.9U CN216630057U (en) | 2021-09-22 | 2021-09-22 | Telescopic dust removal mechanism for coal breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216630057U true CN216630057U (en) | 2022-05-31 |
Family
ID=81722004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122290552.9U Withdrawn - After Issue CN216630057U (en) | 2021-09-22 | 2021-09-22 | Telescopic dust removal mechanism for coal breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216630057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382803A (en) * | 2022-08-29 | 2022-11-25 | 常中旭 | Auto wheel processing positioning device with dust removal effect |
-
2021
- 2021-09-22 CN CN202122290552.9U patent/CN216630057U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382803A (en) * | 2022-08-29 | 2022-11-25 | 常中旭 | Auto wheel processing positioning device with dust removal effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20220531 Effective date of abandoning: 20231129 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20220531 Effective date of abandoning: 20231129 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |