CN111408210A - Coal mining dust collector convenient to change filter screen - Google Patents
Coal mining dust collector convenient to change filter screen Download PDFInfo
- Publication number
- CN111408210A CN111408210A CN202010245472.9A CN202010245472A CN111408210A CN 111408210 A CN111408210 A CN 111408210A CN 202010245472 A CN202010245472 A CN 202010245472A CN 111408210 A CN111408210 A CN 111408210A
- Authority
- CN
- China
- Prior art keywords
- filter screen
- plate
- fixedly connected
- coal mining
- front side
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a coal mining dust removal device convenient for replacing a filter screen, which comprises a dust removal device body, wherein the inner wall of the dust removal device body is fixedly connected with a fixing plate, the front side of the fixing plate is movably connected with the filter screen body, and the front side of the filter screen body is movably connected with a pressing plate. The dust removal device comprises a dust removal device body, a fixing plate, a filter screen body, a pressing plate, a limiting mechanism, a shell, a positioning mechanism, a clamping plate, a clamping groove, a positioning groove, a sliding block, a sliding groove, a connecting rod, a button, a handle and a baffle, and solves the problems in the prior art: the filter screen of dust collector for coal mining is fixed through fixing bolt and dust collector mostly now, therefore the user need just can change the filter screen through the instrument, and filter screen complex operation is dismantled in the installation, the problem that the user of not being convenient for used. This coal mining dust collector convenient to change filter screen possesses the advantage of being convenient for change the filter screen.
Description
Technical Field
The invention belongs to the technical field of coal mining, and particularly relates to a coal mining dust removal device with a filter screen convenient to replace.
Background
Coal mining is to separate valuable coal from underground or earth surface and transport the coal to the site, coal deposits are layered, the distribution range is wide, the reserves are large, the coal quality is crisp, the coal deposits are easy to cut and break, the mining is often accompanied with disasters such as water, fire, gas and the like, and compared with mining of other mineral reserves, the coal mining technology has different characteristics.
In the coal mining process, a large amount of dust can be generated and the health of workers is harmed, so that a dust removal device is needed, the dust removal device is a device for separating dust from flue gas, namely a dust remover or dust removal equipment, and the problems existing in the prior art are that: the filter screen of the dust removal device for coal mining is mostly fixed through a fixing bolt and the dust removal device, so that the filter screen can be replaced by a user through an instrument, the filter screen is assembled and disassembled, and the filter screen is complex in operation and inconvenient to use.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a coal mining dust removal device with a filter screen convenient to replace, which has the advantage of being convenient to replace, and solves the problems that most of the filter screens of the existing coal mining dust removal device are fixed with the dust removal device through fixing bolts, so that a user can replace the filter screen through a tool, the filter screen is complex to install and disassemble, and the use of the user is inconvenient.
The invention is realized in such a way that the coal mining dust removal device convenient for replacing the filter screen comprises a dust removal device body, wherein the inner wall of the dust removal device body is fixedly connected with a fixed plate, the front side of the fixed plate is movably connected with a filter screen body, the front side of the filter screen body is movably connected with a pressure plate, the top and the bottom of the front side of the pressure plate are both fixedly connected with limiting mechanisms, the top and the bottom of the front side of the pressure plate are both fixedly connected with a shell, and the inner wall of the shell is fixedly connected with a positioning mechanism.
Preferably, the top and the bottom of the front side of the fixing plate are both fixedly connected with clamping plates, and the top and the bottom of the front sides of the filter screen body and the clamping plates are both provided with clamping grooves matched with the clamping plates for use.
Preferably, the limiting mechanism comprises a rotating shaft, the rear side of the rotating shaft is fixedly connected with the front side of the pressing plate, a rotating plate is sleeved on the surface of the rotating shaft, and limiting grooves matched with the rotating plate are formed in the opposite sides of the two clamping plates.
Preferably, the positioning mechanism comprises a spring, the left side of the spring is fixedly connected with the inner wall of the shell, the right side of the spring is fixedly connected with a movable plate, and the right side of the movable plate is fixedly connected with a positioning plate.
Preferably, the left side of the rotating plate is provided with a positioning groove matched with the positioning plate, and the right side of the positioning plate penetrates through the shell and extends to an inner cavity of the positioning groove.
Preferably, the top and the bottom of the movable plate are both fixedly connected with sliding blocks, and the inner wall of the shell is provided with sliding grooves matched with the sliding blocks for use.
Preferably, a connecting rod is fixedly connected to the right side of the movable plate, and the right side of the connecting rod penetrates through the right side of the shell and is fixedly connected with a button.
Preferably, the handles are fixedly connected to both sides of the front side of the pressing plate, the baffle is fixedly connected to the front side of the rotating shaft, and the rear side of the baffle is in close contact with the rotating plate.
The technical scheme of the invention has the following benefits:
1. the invention uses the combination of a dust removing device body, a fixed plate, a filter screen body, a pressure plate, a limiting mechanism, a shell, a positioning mechanism, a clamping plate, a clamping groove, a positioning groove, a slide block, a sliding groove, a connecting rod, a button, a handle and a baffle plate, a user can press the button leftwards, a spring is stressed and compressed to drive the positioning plate to move leftwards to separate from the positioning groove, then the two rotating plates are controlled to rotate relatively to separate from the limiting groove, the user can move the pressure plate forwards to separate from the dust removing device body through the handle, then the filter screen body is moved forwards to separate from the dust removing device body for replacement, after the replacement is finished, the clamping plate corresponds to the clamping groove, a new filter screen body and the pressure plate are controlled to move backwards until the clamping plate passes through the clamping groove, the two buttons are controlled to rotate left, loosen the button, reaction force is applyed to the spring, drive two locating plates and remove right and constant head tank in close contact with, carry out spacing fixed to the rotor plate, the filter screen of having solved current dust collector for coal mining is fixed through fixing bolt and dust collector mostly, therefore the user need just can change the filter screen through the instrument, filter screen complex operation is dismantled in the installation, the problem that the user of not being convenient for used, this be convenient for change the coal mining of filter screen uses dust collector, possess the advantage of being convenient for change the filter screen.
2. The clamping plate and the clamping groove are arranged, so that the dust collector can be conveniently matched with the limiting mechanism for use, the fixing plate, the filter screen body and the pressing plate are fixedly connected, and the filter screen body is effectively prevented from moving and being separated from the dust collector body under stress in the using process.
3. According to the dust removal device, the limiting mechanism is arranged, so that the clamping plate can be limited and fixed, the filter screen body and the pressing plate can be limited and fixed, the filter screen body and the dust removal device body are fixed for filtering, and the practicability of the dust removal device is improved.
4. The clamping plate can be limited and fixed by arranging the positioning mechanism, so that the phenomenon that the clamping plate cannot be limited and fixed due to the fact that the rotating plate rotates under the stress and is separated from the limiting groove in the use process is effectively avoided, and the use stability of the clamping plate is reduced.
5. The rotary plate fixing device is provided with the positioning groove, and can be matched with the positioning plate for use to limit and fix the rotary plate, so that the fixing plate, the filter screen body and the pressing plate are limited and fixed, and the use stability of the rotary plate fixing device is improved.
6. The movable plate is provided with the sliding block and the sliding groove, so that the left-right moving stability of the movable plate is effectively improved, the movable plate is prevented from moving to be inclined, the spring is driven to be inclined, meanwhile, the friction force between the movable plate and the shell is effectively reduced, and the service life of the movable plate is prolonged.
7. According to the invention, by arranging the connecting rod and the button, a user can conveniently press the button to drive the connecting rod to move so as to drive the movable plate to move, and the positioning plate is controlled to move to limit and fix the rotating plate, so that the convenience in use is improved.
8. The handle is arranged, so that a user can conveniently control the pressing plate to move through the handle, and the rotating plate is effectively prevented from rotating to be separated from the rotating shaft and cannot limit and fix the clamping plate through the baffle.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 2 is a perspective view of a fixation plate provided in accordance with an embodiment of the present invention;
FIG. 3 is a perspective view of a platen according to an embodiment of the present invention;
FIG. 4 is an enlarged view of the embodiment of the present invention at A;
FIG. 5 is an elevational, cross-sectional view of an enclosure provided in accordance with an embodiment of the present invention;
FIG. 6 is a left side view of a platen partial structure provided by an embodiment of the present invention.
Wherein the figures include the following reference numerals:
1. a dust removal device body; 2. a fixing plate; 3. a filter screen body; 4. pressing a plate; 5. a limiting mechanism; 501. a rotating shaft; 502. rotating the plate; 503. a limiting groove; 6. a housing; 7. a positioning mechanism; 701. a spring; 702. a movable plate; 703. positioning a plate; 8. clamping a plate; 9. a card slot; 10. positioning a groove; 11. a slider; 12. a chute; 13. a connecting rod; 14. a button; 15. a handle; 16. and a baffle plate.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
As shown in fig. 1 to 6, the coal mining dust removal device convenient for replacing the filter screen according to the embodiment of the present invention includes a dust removal device body 1, a fixing plate 2 is fixedly connected to an inner wall of the dust removal device body 1, a filter screen body 3 is movably connected to a front side of the fixing plate 2, a pressing plate 4 is movably connected to a front side of the filter screen body 3, a limiting mechanism 5 is fixedly connected to a top and a bottom of a front side of the pressing plate 4, a housing 6 is fixedly connected to a top and a bottom of a front side of the pressing plate 4, and a positioning mechanism 7 is fixedly connected to an inner wall of the housing 6.
Referring to fig. 2, the top and the bottom of the front side of the fixing plate 2 are both fixedly connected with a clamping plate 8, and the top and the bottom of the front sides of the filter screen body 3 and the pressing plate 4 are both provided with a clamping groove 9 matched with the clamping plate 8 for use.
Adopt above-mentioned scheme: through setting up cardboard 8 and draw-in groove 9, be convenient for use with 5 cooperations of stop gear, connect fixed plate 2, filter screen body 3 and clamp plate 4 fixed, effectually avoided filter screen body 3 atress emergence removal in the use to break away from with dust collector body 1.
Referring to fig. 4, the limiting mechanism 5 includes a rotating shaft 501, the rear side of the rotating shaft 501 is fixedly connected to the front side of the pressing plate 4, a rotating plate 502 is sleeved on the surface of the rotating shaft 501, and a limiting groove 503 matched with the rotating plate 502 for use is formed in one side of the two clamping plates 8.
Adopt above-mentioned scheme: through the arrangement of the limiting mechanism 5, the clamping plate 8 can be limited and fixed, and further the filter screen body 3 and the pressing plate 4 are limited and fixed, so that the filter screen body 3 and the dust removal device body 1 are fixed for filtering, and the practicability of the dust removal device is improved.
Referring to fig. 5, the positioning mechanism 7 includes a spring 701, a left side of the spring 701 is fixedly connected to an inner wall of the housing 6, a right side of the spring 701 is fixedly connected to a movable plate 702, and a right side of the movable plate 702 is fixedly connected to a positioning plate 703.
Adopt above-mentioned scheme: by arranging the positioning mechanism 7, the rotating plate 502 can be limited and fixed, so that the phenomenon that the rotating plate 502 is forced to rotate and is separated from the limiting groove 503 in the use process and the clamping plate 8 cannot be limited and fixed is effectively avoided, and the use stability of the invention is reduced.
Referring to fig. 5, the left side of the rotating plate 502 is provided with a positioning slot 10 used in cooperation with the positioning plate 703, and the right side of the positioning plate 703 penetrates through the housing 6 and extends to the inner cavity of the positioning slot 10.
Adopt above-mentioned scheme: the positioning groove 10 is arranged, so that the positioning groove can be matched with the positioning plate 703 to be used for limiting and fixing the rotating plate 502, and further the fixing plate 2, the filter screen body 3 and the pressing plate 4 are limited and fixed, and the use stability of the filter screen is improved.
Referring to fig. 5, the top and the bottom of the movable plate 702 are both fixedly connected with the sliding blocks 11, and the inner wall of the housing 6 is provided with sliding grooves 12 used in cooperation with the sliding blocks 11.
Adopt above-mentioned scheme: by arranging the sliding block 11 and the sliding groove 12, the left-right moving stability of the movable plate 702 is effectively improved, the movable plate 702 is prevented from moving and deflecting, the spring 701 is driven to deflect, meanwhile, the friction force between the movable plate 702 and the shell 6 is effectively reduced, and the service life of the invention is prolonged.
Referring to fig. 5, a connecting rod 13 is fixedly connected to the right side of the movable plate 702, and the right side of the connecting rod 13 penetrates to the right side of the housing 6 and is fixedly connected with a button 14.
Adopt above-mentioned scheme: by arranging the connecting rod 13 and the button 14, a user can conveniently press the button 14 to drive the connecting rod 13 to move so as to drive the movable plate 702 to move, and the positioning plate 703 is controlled to move to limit and fix the rotating plate 502, so that the use convenience of the invention is improved.
Referring to fig. 2 and 6, handles 15 are fixedly connected to both sides of the front side of the pressing plate 4, a baffle plate 16 is fixedly connected to the front side of the rotating shaft 501, and the rear side of the baffle plate 16 is in close contact with the rotating plate 502.
Adopt above-mentioned scheme: through setting up handle 15, convenient to use person passes through handle 15 control pressure plate 4 and removes, through setting up baffle 16, has effectually avoided changeing board 502 to rotate and break away from with pivot 501, can't carry out spacing fixed to cardboard 8.
The working principle of the invention is as follows:
when the dust collector is used, when a user needs to replace the filter screen body 3, the user can press the button 14 leftwards to drive the connecting rod 13 to move leftwards, the movable plate 702 moves leftwards along with the connecting rod 13, the spring 701 is stressed and compressed, the positioning plate 703 moves leftwards along with the movable plate 702 to be separated from the positioning groove 10, then the two rotating plates 502 are controlled to rotate relatively to be separated from the limiting groove 503, the user can move the pressing plate 4 forwards through the handle 15 to be separated from the dust collector body 1, then the filter screen body 3 forwards moves away from the dust collector body 1 for replacement, after the replacement is finished, the clamping plate 8 corresponds to the clamping groove 9, the new filter screen body 3 is controlled to move backwards until the clamping plate 8 passes through the clamping groove 9, then the pressing plate 4 is controlled to move backwards until the clamping plate 8 passes through the clamping groove 9, the two buttons 14 are controlled to rotate leftwards to drive the two positioning plates, when the button 14 is released, the compressed spring 701 exerts a counterforce on the movable plates 702, so as to drive the two movable plates 702 to move rightwards, drive the positioning plate 703 to move rightwards to be in close contact with the positioning groove 10, and limit and fix the rotating plate 502.
In summary, the following steps: this coal mining dust collector convenient to change filter screen, through setting up dust collector body 1, fixed plate 2, filter screen body 3, clamp plate 4, stop gear 5, shell 6, positioning mechanism 7, cardboard 8, draw-in groove 9, constant head tank 10, slider 11, spout 12, connecting rod 13, button 14, handle 15 and baffle 16's cooperation is used, the filter screen of having solved current coal mining dust collector is fixed through fixing bolt and dust collector mostly, therefore the user need just can change the filter screen through the instrument, filter screen complex operation is dismantled in the installation, the problem that the user of not convenient to use used.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a coal mining dust collector convenient to change filter screen, includes dust collector body (1), its characterized in that: the dust collector comprises a dust collector body (1), and is characterized in that a fixed plate (2) is fixedly connected to the inner wall of the dust collector body (1), a filter screen body (3) is movably connected to the front side of the fixed plate (2), a pressing plate (4) is movably connected to the front side of the filter screen body (3), a limiting mechanism (5) is fixedly connected to the top and the bottom of the front side of the pressing plate (4), an outer shell (6) is fixedly connected to the top and the bottom of the front side of the pressing plate (4), and a positioning mechanism (7) is fixedly connected to the inner wall of the.
2. The dust removing device for coal mining convenient to replace the filter screen according to claim 1, characterized in that: the filter screen is characterized in that the top and the bottom of the front side of the fixing plate (2) are fixedly connected with clamping plates (8), and the top and the bottom of the front sides of the filter screen body (3) and the pressing plate (4) are provided with clamping grooves (9) matched with the clamping plates (8).
3. The dust removing device for coal mining convenient to replace the filter screen according to claim 2, characterized in that: stop gear (5) are including pivot (501), the rear side of pivot (501) and the front side fixed connection of clamp plate (4), the surface cover of pivot (501) is equipped with changes board (502), and spacing groove (503) that cooperate the use with commentaries on classics board (502) have all been seted up to one side that two cardboard (8) are relative.
4. The dust removing device for coal mining convenient to replace the filter screen according to claim 1, characterized in that: positioning mechanism (7) include spring (701), the left side of spring (701) and the inner wall fixed connection of shell (6), the right side fixedly connected with fly leaf (702) of spring (701), the right side fixedly connected with locating plate (703) of fly leaf (702).
5. The dust removing device for coal mining convenient to replace the filter screen according to claim 3, characterized in that: the left side of the rotating plate (502) is provided with a positioning groove (10) matched with the positioning plate (703), and the right side of the positioning plate (703) penetrates through the shell (6) and extends to the inner cavity of the positioning groove (10).
6. The dust removing device for coal mining convenient to replace the filter screen according to claim 4, characterized in that: the top and the bottom of the movable plate (702) are both fixedly connected with sliding blocks (11), and sliding grooves (12) matched with the sliding blocks (11) for use are formed in the inner wall of the shell (6).
7. The dust removing device for coal mining convenient to replace the filter screen according to claim 4, characterized in that: the right side fixedly connected with connecting rod (13) of fly leaf (702), the right side of connecting rod (13) runs through to the right side of shell (6) and fixedly connected with button (14).
8. The dust removing device for coal mining convenient to replace the filter screen according to claim 3, characterized in that: the handle (15) is fixedly connected to the two sides of the front side of the pressing plate (4), the baffle (16) is fixedly connected to the front side of the rotating shaft (501), and the rear side of the baffle (16) is in close contact with the rotating plate (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245472.9A CN111408210A (en) | 2020-03-31 | 2020-03-31 | Coal mining dust collector convenient to change filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245472.9A CN111408210A (en) | 2020-03-31 | 2020-03-31 | Coal mining dust collector convenient to change filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111408210A true CN111408210A (en) | 2020-07-14 |
Family
ID=71486465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010245472.9A Pending CN111408210A (en) | 2020-03-31 | 2020-03-31 | Coal mining dust collector convenient to change filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111408210A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657273A (en) * | 2020-12-08 | 2021-04-16 | 萍乡宝海锌营养科技有限公司 | Production zinc sulfate is with high-efficient belt cleaning device of filter pressing cloth |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206768754U (en) * | 2017-05-31 | 2017-12-19 | 刘海燕 | Water channel anti-clogging device with filtering and impurity removing structure |
| CN206881333U (en) * | 2017-07-04 | 2018-01-16 | 江苏中科云控智能工业装备有限公司 | A kind of cleaner for being conveniently replaceable filter screen |
| CN208194879U (en) * | 2018-02-06 | 2018-12-07 | 翟结林 | A kind of two-layer cylinder of coalcutter |
| CN109484273A (en) * | 2018-12-29 | 2019-03-19 | 刘晓庆 | A kind of mine reparation protection mechanism of transport device |
| CA3021747A1 (en) * | 2017-11-10 | 2019-05-10 | Omachron Intellectual Property Inc. | Filter assembly for hvac apparatus |
| CN209654694U (en) * | 2019-03-27 | 2019-11-19 | 科达阀门科技有限公司 | A kind of piston type decompression venting valve |
| CN209943212U (en) * | 2019-03-30 | 2020-01-14 | 三福金属制造(大连)有限公司 | Printer fan base convenient to change filter screen |
| CN110756834A (en) * | 2019-11-24 | 2020-02-07 | 昆山华辰精密工具有限公司 | Petroleum pipe thread cutter convenient to chip removal |
-
2020
- 2020-03-31 CN CN202010245472.9A patent/CN111408210A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206768754U (en) * | 2017-05-31 | 2017-12-19 | 刘海燕 | Water channel anti-clogging device with filtering and impurity removing structure |
| CN206881333U (en) * | 2017-07-04 | 2018-01-16 | 江苏中科云控智能工业装备有限公司 | A kind of cleaner for being conveniently replaceable filter screen |
| CA3021747A1 (en) * | 2017-11-10 | 2019-05-10 | Omachron Intellectual Property Inc. | Filter assembly for hvac apparatus |
| CN208194879U (en) * | 2018-02-06 | 2018-12-07 | 翟结林 | A kind of two-layer cylinder of coalcutter |
| CN109484273A (en) * | 2018-12-29 | 2019-03-19 | 刘晓庆 | A kind of mine reparation protection mechanism of transport device |
| CN209654694U (en) * | 2019-03-27 | 2019-11-19 | 科达阀门科技有限公司 | A kind of piston type decompression venting valve |
| CN209943212U (en) * | 2019-03-30 | 2020-01-14 | 三福金属制造(大连)有限公司 | Printer fan base convenient to change filter screen |
| CN110756834A (en) * | 2019-11-24 | 2020-02-07 | 昆山华辰精密工具有限公司 | Petroleum pipe thread cutter convenient to chip removal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657273A (en) * | 2020-12-08 | 2021-04-16 | 萍乡宝海锌营养科技有限公司 | Production zinc sulfate is with high-efficient belt cleaning device of filter pressing cloth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7255032B2 (en) | Puncher having replaceable knife holder | |
| CN111408210A (en) | Coal mining dust collector convenient to change filter screen | |
| WO2006010676A2 (en) | Battery pack and electric hand machine tool | |
| KR20200000402U (en) | Food cutter | |
| CN117783749A (en) | Line loss fault detection device | |
| DE19932578A1 (en) | Hand-guided arrangement for grinding and/or separating workpiece, especially angle grinder, has electric motor switch with electric button with monostable switching function | |
| CN216451949U (en) | Forestry weeding equipment of easily operating | |
| EP0297468A2 (en) | Device for securing a saw blade | |
| CN110708908B (en) | Data collecting and processing device | |
| CN112127652B (en) | Can collect multi-functional equipment of wipeing wall of wall ash | |
| CN112570759B (en) | Novel stainless steel section bar punches device convenient to punch | |
| CN108711525A (en) | A kind of transfer switching equipment | |
| CN212377428U (en) | Electric and manual switching device of electric actuating mechanism | |
| CN208189422U (en) | A kind of transfer switching equipment | |
| DE102016120832A1 (en) | Battery operated power tool | |
| CN221307574U (en) | Novel book end | |
| DE112019005237T5 (en) | Electric tool | |
| CN219085426U (en) | Multifunctional collector | |
| CN218226591U (en) | Novel portable toolbox for mechanical maintenance | |
| CN219744166U (en) | Movable buckle retaining structure | |
| CN214278817U (en) | Computer mainframe capable of preventing dust on side surface | |
| CN214349778U (en) | Drilling equipment of motorcycle handle | |
| CN218837851U (en) | Green printing is with folio paper cutter | |
| CN221456199U (en) | Detachable hob die-cutting die | |
| CN220949146U (en) | Gun storage box for military police |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200714 |