CN113916742A - Online portable raise dust concentration, particle diameter dust generating device - Google Patents
Online portable raise dust concentration, particle diameter dust generating device Download PDFInfo
- Publication number
- CN113916742A CN113916742A CN202111164310.3A CN202111164310A CN113916742A CN 113916742 A CN113916742 A CN 113916742A CN 202111164310 A CN202111164310 A CN 202111164310A CN 113916742 A CN113916742 A CN 113916742A
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- Prior art keywords
- dust
- generator body
- rod
- dust generator
- supporting
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- 239000000428 dust Substances 0.000 title claims abstract description 92
- 239000002245 particle Substances 0.000 title claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007306 turnover Effects 0.000 claims abstract description 10
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 230000002265 prevention Effects 0.000 claims 1
- 239000000443 aerosol Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/084—Testing filters
Abstract
The invention discloses an online portable dust concentration and particle size dust generating device in the technical field of dust generating devices, which comprises a dust generator body, wherein the top of the dust generator body is uniformly provided with operating switches, an extraction handle is welded in the middle of the top of the dust generator body, the right side of the top of the dust generator body is fixedly connected with two groups of fixing seats with the same structure, the two groups of fixing seats are rotatably connected with a turnover shaft through bearings, the turnover shaft is fixedly sleeved with a protective cover, the protective cover is covered on the operating switches, the bottom of the protective cover is contacted with the top of the dust generator body, the front side of the top of the dust generator body is provided with an anti-shaking device, and the anti-shaking device can avoid mistakenly touching the operating switches when carrying the device through the arrangement of the turnover protective cover, so that the device is operated mistakenly, when the device is carried, the protective cover can be prevented from shaking up and down.
Description
Technical Field
The invention relates to the technical field of dust generating devices, in particular to an online portable dust generating device with raised dust concentration and particle size.
Background
Dust generator generally provides equipment as the dirt gas source that air cleaner filter capacity detected, and traditional dust generating device carries out the mistake easily to operating switch and touches, leads to the device maloperation, influences work efficiency, and when adding aerosol solution, needs the operator to hold up with both hands and adds the bucket, and is harder, for this reason, we propose a portable raise dust concentration on line, particle diameter dust generating device.
Disclosure of Invention
The invention aims to provide an online portable dust generating device with raised dust concentration and particle size, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an online portable dust concentration and particle diameter dust generating device comprises a dust generator body, wherein the top of the dust generator body is uniformly provided with an operating switch, an extraction handle is welded in the middle of the top of the dust generator body, the right side of the top of the dust generator body is fixedly connected with two groups of fixing seats with the same structure, the two groups of fixing seats are rotatably connected with a turnover shaft through a bearing, the turnover shaft is fixedly sleeved with a protective cover, the protective cover is covered on the operating switch, the bottom of the protective cover is contacted with the top of the dust generator body, the front side of the top of the dust generator body is provided with an anti-shaking device, the bottom of the inner wall of the protective cover is provided with a support rod, the top of the inner wall of the protective cover is provided with a fixed rod, and the opposite sides of the support rod and the fixed rod are contacted with the anti-shaking device, the dust generator comprises a dust generator body and is characterized in that a supply port is formed in the left side of the top of the dust generator body, a clamping block is arranged at the top of the dust generator body, a supporting device is arranged on the left side of the dust generator body, a rotating device is arranged on the supporting device, a lifting rack rod is arranged on the rear side of the dust generator body, and a base is arranged at the bottom of the dust generator body.
Preferably, the anti-shaking device comprises a fixed plate, a return spring is arranged on the rear side of the fixed plate, and a connecting rod is connected to the rear side of the return spring.
Preferably, the bottom fixed connection of fixed plate is at the top of dust generator body, connecting rod bottom and top contact with bracing piece and dead lever respectively, the both ends of fixed plate rear side all are provided with the guide arm, the front side of connecting rod be provided with guide arm sliding connection's loop bar, the rear end of connecting rod extends to in the safety cover, and the rear end of connecting rod is located operating switch's front side.
Preferably, strutting arrangement includes the same support frame of two sets of structures, and is two sets of the support frame all with dust generator body fixed connection, the support frame is L type structure, and is two sets of the opposite side top of support frame all rotates with the connecting axle through the bearing and is connected, the riser has been cup jointed on the connecting axle, the left side fixedly connected with and the support frame laminating of riser are connected support the groove, support the groove around both sides inner wall all be provided with electric telescopic handle, and are two sets of electric telescopic handle's power end all is connected with splint, the rear end of connecting axle has cup jointed the sector gear who is connected with the meshing of lifting rack pole, support the groove around both sides all be provided with the clamping piece.
The clamping piece includes the pole setting of fixed connection on supporting the groove, it has clamping bar to articulate in the pole setting, be provided with the supporting spring who is connected with the pole setting on the clamping bar.
Preferably, the rotating device comprises a rotating block arranged at the front end of the connecting shaft, a clamping rod matched with the clamping block penetrates through the bottom end of the rotating block, a sliding block is connected to the front end of the clamping rod, the bottom of the sliding block is connected with a first arc plate in a sliding mode, the top of the sliding block is connected with a second arc plate in a sliding mode, the first arc plate and the second arc plate are fixedly connected to the dust generator body, a protruding block is arranged on the front side of the sliding block, a rotating cylinder is connected to the protruding block in a rotating mode through a bearing, the rear side of the rotating cylinder is in contact with the first arc plate and the second arc plate, a stress spring connected with the sliding block is arranged on the front side of the rotating block, and the stress spring is sleeved on the clamping rod.
The base includes base body, base body's top front side is provided with electronic guide rail, sliding connection has the counterweight plate on the electronic guide rail, the rear side sliding connection of counterweight plate is on the guide rail, the bottom fixed connection of guide rail is on base body.
Preferably, the bottom of the supporting rod is in contact with the dust generator body, and a handle is arranged on the left side of the protective cover.
Compared with the prior art, the invention has the beneficial effects that: the invention is convenient for carrying the device by arranging the extraction handle, can avoid the misoperation of the device caused by the mistaken touch of the operation switch when carrying the device by arranging the turnover protective cover, can avoid the upward and downward shaking of the protective cover when carrying the device by arranging the connecting rod on the anti-shaking device, leads the sector gear to drive the connecting shaft to rotate by the lifting rack rod so that the adding barrel can be turned to one hundred eighty degrees by the supporting groove, thereby connecting the adding barrel and the supply port by the corrugated flexible pipe, easily pouring the aerosol solution into the supply port, leading the rotary block to drive the slide block to slide on the first arc-shaped plate and the second arc-shaped plate by the clamping rod when the connecting shaft rotates, leading the clamping rod to be incapable of displacing in the front and back direction by the rotary cylinder always contacting the first arc-shaped plate and the second arc-shaped plate, leading the clamping rod to be just inserted with the clamping block by the elasticity of the stress spring when the rotary cylinder is separated from the first arc-shaped plate and the second arc-shaped plate, thereby can fix the support groove after the upset, prevent the unexpected condition, when adding the end, stimulate the rotary drum forward for the kelly resets and breaks away from the fixture block, at the in-process that supports the groove and resets, through artifical guide rotary drum again contact arc first and arc two after, can make the slider reset.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic rear view of the structure of the present invention;
FIG. 3 is a partial schematic view of the present invention;
FIG. 4 is a schematic structural diagram of the anti-sloshing apparatus of the present invention;
FIG. 5 is a schematic view of the supporting device of the present invention;
FIG. 6 is a schematic view of the structure of the present invention at A;
FIG. 7 is a schematic view of a base structure according to the present invention.
In the figure: 1. a dust generator body; 2. an operating switch; 3. extracting a handle; 4. a fixed seat; 5. a protective cover; 6. an anti-sloshing device; 61. a fixing plate; 62. a return spring; 63. a connecting rod; 7. a support bar; 8. fixing the rod; 9. a supply port; 10. a clamping block; 11. a support device; 111. a support frame; 112. a connecting shaft; 113. a vertical plate; 114. a support groove; 115. an electric telescopic rod; 116. a splint; 117. a sector gear; 118. a clamping member; 1181. erecting a rod; 1182. a clamping lever; 1183. a support spring; 12. a rotating device; 121. rotating the block; 122. a clamping rod; 123. a slider; 124. a first arc plate; 125. a second arc-shaped plate; 126. a bump; 127. a rotating drum; 128. a stress spring; 13. a lifting rack bar; 14. a base; 141. a base body; 142. an electric rail; 143. a weight plate; 144. a guide rail.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An on-line portable dust concentration and particle diameter dust generating device, please refer to fig. 1 to 7, comprising a dust generator body 1, wherein the top of the dust generator body 1 is uniformly provided with operating switches 2 for controlling the work of the dust generator body 1, the middle position of the top of the dust generator body 1 is welded with an extraction handle 3, the device is convenient to carry, the right side of the top of the dust generator body 1 is fixedly connected with two groups of fixing bases 4 with the same structure, the two groups of fixing bases 4 are rotatably connected with a turnover shaft through bearings, the turnover shaft is fixedly sleeved with a protective cover 5, the protective cover 5 is covered on the operating switches 2, the bottom of the protective cover 5 is contacted with the top of the dust generator body 1, the mistaken touch of the operating switch 2 during carrying of the device can be avoided through the protective cover 5, the misoperation of the device is caused, the front side of the top of the dust generator body 1 is provided with an anti-shake device 6, the bottom of the inner wall of the protection cover 5 is provided with a supporting rod 7, the top of the inner wall of the protection cover 5 is provided with a fixing rod 8, the opposite sides of the supporting rod 7 and the fixing rod 8 are both contacted with an anti-shaking device 6, the left side of the top of the dust generator body 1 is provided with a supply port 9 for adding aerosol solution, the top of the dust generator body 1 is provided with a clamping block 10, the left side of the dust generator body 1 is provided with a supporting device 11, the supporting device 11 is provided with a rotating device 12, the rear side of the dust generator body 1 is provided with a lifting rack rod 13, the lifting rack rod 13 is formed by combining a lifting device and a rack rod connected with the power end of the lifting device, the lifting rack rod 13 can be lifted, and the bottom of the dust generator body 1 is provided with a base 14.
Referring to fig. 1 to 4, the anti-shaking device 6 includes a fixing plate 61, a return spring 62 is disposed at a rear side of the fixing plate 61, a connecting rod 63 is connected to a rear side of the return spring 62, and the connecting rod 63 can move back and forth through the return spring 62.
Please refer to fig. 1 to 4, the bottom fixed connection of fixed plate 61 is at the top of dust generator body 1, connecting rod 63 bottom and top contact with bracing piece 7 and dead lever 8 respectively, make connecting rod 63 can carry on spacingly to bracing piece 7, thereby can carry on spacingly to safety cover 5, when can avoiding carrying device, safety cover 5 rocks from top to bottom, the both ends of fixed plate 61 rear side all are provided with the guide arm, the front side of connecting rod 63 is provided with the loop bar with guide arm sliding connection, stability when can improving connecting rod 63 and remove, the rear end of connecting rod 63 extends to in the safety cover 5, and the rear end of connecting rod 63 is located operating switch 2's front side, when avoiding not using safety cover 5, connecting rod 63 influences operating switch 2.
Referring to fig. 5, the supporting device 11 includes two sets of supporting frames 111 with the same structure, the two sets of supporting frames 111 are both fixedly connected to the dust generator body 1, the supporting frames 111 are L-shaped and are convenient to support the supporting grooves 114, the tops of the opposite sides of the two sets of supporting frames 111 are both rotatably connected to the connecting shaft 112 through bearings, the connecting shaft 112 is sleeved with a vertical plate 113, the left side of the vertical plate 113 is fixedly connected to the supporting groove 114 which is attached to the supporting frames 111, the inner walls of the front and rear sides of the supporting groove 114 are both provided with electric telescopic rods 115, the power ends of the two sets of electric telescopic rods 115 are both connected to a clamping plate 116, the adding barrel is placed into the supporting groove 114, the clamping plate 116 is driven by the electric telescopic rods 115 to clamp the adding barrel, the adding barrel can be fixed, the rear end of the connecting shaft 112 is sleeved with a sector gear 117 engaged and connected with the lifting rack bar 13, and the front side and the rear side of the supporting groove 114 are provided with clamping pieces 118.
Referring to fig. 5, the clamping member 118 includes an upright post 1181 fixedly connected to the supporting groove 114, a clamping rod 1182 is hinged to the upright post 1181, a supporting spring 1183 connected to the upright post 1181 is disposed on the clamping rod 1182, and the clamping rod 1182 is provided with an elastic force applied by the supporting spring 1183, so that after the adding barrel is turned over, the adding barrel can be further clamped by the clamping rod 1182, and the adding is more stable.
Referring to fig. 1 and 6, the rotating device 12 includes a rotating block 121 disposed at the front end of the connecting shaft 112, a clamping rod 122 matched with the clamping block 10 penetrates through the bottom end of the rotating block 121, a sliding block 123 is connected to the front end of the clamping rod 122, the bottom of the sliding block 123 is slidably connected to a first arc-shaped plate 124, the top of the sliding block 123 is slidably connected to a second arc-shaped plate 125, the first arc-shaped plate 124 and the second arc-shaped plate 125 are both fixedly connected to the dust generator body 1, a protrusion 126 is disposed at the front side of the sliding block 123, a rotating cylinder 127 is rotatably connected to the protrusion 126 through a bearing, the rear side of the rotating cylinder 127 is in contact with the first arc-shaped plate 124 and the second arc-shaped plate 125, so as to limit the sliding block 123, so that the clamping rod 122 cannot displace in the front-back direction, a stress spring 128 connected to the sliding block 123 is disposed at the front side of the rotating block 121, and the stress spring 128 is sleeved on the clamping rod 122, when the connecting shaft 112 rotates, the rotating block 121 drives the sliding block 123 to slide on the first arc-shaped plate 124 and the second arc-shaped plate 125 through the clamping rod 122, at this moment, the rotating cylinder 127 is always in contact with the first arc-shaped plate 124 and the second arc-shaped plate 125, so that the clamping rod 122 cannot displace in the front-back direction, when the rotating cylinder 127 is separated from the first arc-shaped plate 124 and the second arc-shaped plate 125, the clamping rod 122 is just in plug connection with the clamping block 10 through the elastic force of the stress spring 128, so that the support groove 114 after being turned over can be fixed, accidents are prevented, when the addition is finished, the rotating cylinder 127 is pulled forwards, the clamping rod 122 is reset to be separated from the clamping block 10, in the resetting process of the support groove 114, after the rotating cylinder 127 is manually guided to be in contact with the first arc-shaped plate 124 and the second arc-shaped plate 125 again, the sliding block 123 can be reset.
Opening supply port 9, put into support groove 114 with adding the bucket, fix adding the bucket through splint 116 and clamping bar 1182, open and add the bucket bung, take corrugated expansion hose from the external world, with its both ends joint respectively on supply port 9 and add the bucket bung hole, then drive sector gear 117 clockwise rotation through lift rack bar 13, make connecting axle 112 drive support groove 114 upset one hundred eighty degrees, thereby drive and add bucket upset one hundred eighty degrees, upset back rotary drum 127 just in time breaks away from arc one 124 and arc two 125, card pole 122 just in time pegs graft with fixture block 10 through the elasticity of stress spring 128, thereby can fix the support groove 114 after the upset, make add the bucket keep the state of upset, thereby make the aerosol solution that adds in the bucket can add into supply port 9.
Referring to fig. 1 and 7, the base 14 includes a base body 141, a motor-driven rail 142 is disposed on the front side of the top of the base body 141, a weight plate 143 is slidably connected to the motor-driven rail 142, the rear side of the weight plate 143 is slidably connected to a rail 144, the bottom of the rail 144 is fixedly connected to the base body 141, and the weight plate 143 is driven by the motor-driven rail 142 to move rightward, so that the balance of the apparatus can be maintained when the adding barrel is placed in the supporting slot 114.
Referring to fig. 3 and 4, the bottom of the support rod 7 contacts with the dust generator body 1, the left side of the protection cover 5 is provided with a handle, so that the protection cover 5 can be conveniently turned over, when the operation switch 2 is used, the connecting rod 63 is pulled forward, the connecting rod 63 does not contact with the support rod 7 and the fixing rod 8, and then the protection cover 5 is turned over to the right side, so that the operation switch 2 can be operated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an online portable raise dust concentration, particle diameter dust generating device, includes dust generator body (1), its characterized in that: the dust generator is characterized in that operation switches (2) are uniformly arranged at the top of the dust generator body (1), an extraction handle (3) is welded at the middle position of the top of the dust generator body (1), two groups of fixing seats (4) with the same structure are fixedly connected to the right side of the top of the dust generator body (1), the two groups of fixing seats (4) are rotatably connected with a turnover shaft through bearings, a protective cover (5) is fixedly sleeved on the turnover shaft, the protective cover (5) covers the operation switches (2), the bottom of the protective cover (5) is contacted with the top of the dust generator body (1), an anti-shaking device (6) is arranged on the front side of the top of the dust generator body (1), a support rod (7) is arranged at the bottom of the inner wall of the protective cover (5), and a fixing rod (8) is arranged at the top of the inner wall of the protective cover (5), and the opposite sides of the supporting rod (7) and the fixing rod (8) are all contacted with the shaking prevention device (6), the left side of the top of the dust generator body (1) is provided with a supply port (9), the top of the dust generator body (1) is provided with a clamping block (10), the left side of the dust generator body (1) is provided with a supporting device (11), the supporting device (11) is provided with a rotating device (12), the rear side of the dust generator body (1) is provided with a lifting rack rod (13), and the bottom of the dust generator body (1) is provided with a base (14).
2. The on-line portable dust concentration and particle size dust generating device according to claim 1, characterized in that: the anti-shaking device (6) comprises a fixed plate (61), a return spring (62) is arranged on the rear side of the fixed plate (61), and a connecting rod (63) is connected to the rear side of the return spring (62).
3. The on-line portable dust concentration and particle size dust generating device according to claim 2, characterized in that: the bottom fixed connection of fixed plate (61) is at the top of dust generator body (1), connecting rod (63) bottom and top contact with bracing piece (7) and dead lever (8) respectively, the both ends of fixed plate (61) rear side all are provided with the guide arm, the front side of connecting rod (63) is provided with the loop bar with guide arm sliding connection, the rear end of connecting rod (63) extends to in safety cover (5), and the rear end of connecting rod (63) is located the front side of operating switch (2).
4. The on-line portable dust concentration and particle size dust generating device according to claim 1, characterized in that: the supporting device (11) comprises two groups of supporting frames (111) with the same structure, the two groups of supporting frames (111) are fixedly connected with the dust generator body (1), the supporting frames (111) are in L-shaped structures, the tops of the opposite sides of the two groups of supporting frames (111) are rotatably connected with the connecting shaft (112) through bearings, a vertical plate (113) is sleeved on the connecting shaft (112), a supporting groove (114) which is connected with the supporting frame (111) in an attaching way is fixedly connected to the left side of the vertical plate (113), the inner walls of the front side and the rear side of the supporting groove (114) are respectively provided with an electric telescopic rod (115), the power ends of the two groups of electric telescopic rods (115) are respectively connected with a clamping plate (116), the rear end of the connecting shaft (112) is sleeved with a sector gear (117) which is engaged and connected with the lifting rack bar (13), clamping pieces (118) are arranged on the front side and the rear side of the supporting groove (114).
5. The on-line portable dust concentration and particle size dust generating device according to claim 4, wherein: the clamping piece (118) comprises an upright rod (1181) fixedly connected to the supporting groove (114), a clamping rod (1182) is hinged to the upright rod (1181), and a supporting spring (1183) connected with the upright rod (1181) is arranged on the clamping rod (1182).
6. The on-line portable dust concentration and particle size dust generating device according to claim 4, wherein: the rotating device (12) comprises a rotating block (121) arranged at the front end of a connecting shaft (112), a clamping rod (122) matched with the clamping block (10) penetrates through the bottom end of the rotating block (121), a sliding block (123) is connected to the front end of the clamping rod (122), the bottom of the sliding block (123) is in sliding connection with a first arc-shaped plate (124), the top of the sliding block (123) is in sliding connection with a second arc-shaped plate (125), the first arc-shaped plate (124) and the second arc-shaped plate (125) are both fixedly connected to the dust generator body (1), a convex block (126) is arranged on the front side of the sliding block (123), a rotating cylinder (127) is rotatably connected to the convex block (126) through a bearing, the rear side of the rotating cylinder (127) is in contact with the first arc-shaped plate (124) and the second arc-shaped plate (125), and a stress spring (128) connected with the sliding block (123) is arranged on the front side of the rotating block (121), and the stress spring (128) is sleeved on the clamping rod (122).
7. The on-line portable dust concentration and particle size dust generating device according to claim 1, characterized in that: base (14) include base body (141), the top front side of base body (141) is provided with electronic guide rail (142), sliding connection has counterweight plate (143) on electronic guide rail (142), sliding connection is on guide rail (144) on the back side of counterweight plate (143), the bottom fixed connection of guide rail (144) is on base body (141).
8. The on-line portable dust concentration and particle size dust generating device according to claim 1, characterized in that: the bottom of bracing piece (7) contacts with dust generator body (1), the left side of safety cover (5) is provided with the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111164310.3A CN113916742A (en) | 2021-09-30 | 2021-09-30 | Online portable raise dust concentration, particle diameter dust generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111164310.3A CN113916742A (en) | 2021-09-30 | 2021-09-30 | Online portable raise dust concentration, particle diameter dust generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113916742A true CN113916742A (en) | 2022-01-11 |
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ID=79237753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111164310.3A Pending CN113916742A (en) | 2021-09-30 | 2021-09-30 | Online portable raise dust concentration, particle diameter dust generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113916742A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206710158U (en) * | 2017-05-02 | 2017-12-05 | 绍兴国正安全技术检测有限公司 | Explosion-proof individual dust sampler |
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| CN108654243A (en) * | 2018-08-31 | 2018-10-16 | 靳瑞 | A kind of bag filter with self-cleaning function |
| CN211263097U (en) * | 2019-08-30 | 2020-08-14 | 张崇增 | Dust detection detector convenient to use |
| CN212638370U (en) * | 2020-06-09 | 2021-03-02 | 上海市计量测试技术研究院 | High-voltage generator |
| CN112684122A (en) * | 2021-01-19 | 2021-04-20 | 上海市计量测试技术研究院 | Generating device for accurately proportioning low-concentration nitrogen dioxide |
| CN213658403U (en) * | 2020-11-18 | 2021-07-09 | 上海市计量测试技术研究院 | Gas diluting device for fixing pollution source |
| CN113341326A (en) * | 2021-08-04 | 2021-09-03 | 河南工学院 | Protective device for lithium ion battery detection |
-
2021
- 2021-09-30 CN CN202111164310.3A patent/CN113916742A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206710158U (en) * | 2017-05-02 | 2017-12-05 | 绍兴国正安全技术检测有限公司 | Explosion-proof individual dust sampler |
| CN207439872U (en) * | 2017-09-14 | 2018-06-01 | 江苏金卓能建设工程技术有限公司 | A kind of portable dust investigating |
| CN108654243A (en) * | 2018-08-31 | 2018-10-16 | 靳瑞 | A kind of bag filter with self-cleaning function |
| CN211263097U (en) * | 2019-08-30 | 2020-08-14 | 张崇增 | Dust detection detector convenient to use |
| CN212638370U (en) * | 2020-06-09 | 2021-03-02 | 上海市计量测试技术研究院 | High-voltage generator |
| CN213658403U (en) * | 2020-11-18 | 2021-07-09 | 上海市计量测试技术研究院 | Gas diluting device for fixing pollution source |
| CN112684122A (en) * | 2021-01-19 | 2021-04-20 | 上海市计量测试技术研究院 | Generating device for accurately proportioning low-concentration nitrogen dioxide |
| CN113341326A (en) * | 2021-08-04 | 2021-09-03 | 河南工学院 | Protective device for lithium ion battery detection |
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