CN114916175B - Chemical instrument with dust keeper - Google Patents

Chemical instrument with dust keeper Download PDF

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Publication number
CN114916175B
CN114916175B CN202210625847.3A CN202210625847A CN114916175B CN 114916175 B CN114916175 B CN 114916175B CN 202210625847 A CN202210625847 A CN 202210625847A CN 114916175 B CN114916175 B CN 114916175B
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China
Prior art keywords
instrument
ring
brush plate
dust
brush
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CN202210625847.3A
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Chinese (zh)
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CN114916175A (en
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周鹏
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Individual
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Individual
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Priority to CN202210625847.3A priority Critical patent/CN114916175B/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12Brushes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Cleaning In General (AREA)

Abstract

The invention relates to the field of chemical instruments, in particular to a chemical instrument with a dust-proof device, which comprises an instrument, wherein a clamping ring is sleeved outside the instrument, a swivel is sleeved outside the clamping ring, an inner ring is fixedly arranged on the inner side surface of the swivel, a first gear is fixedly arranged on the outer side surface of the swivel, a brush plate is movably embedded and arranged on the inner side surface of the inner ring, an arc-shaped guide bar is fixedly arranged on the outer side surface of the brush plate, and a fixing rod is fixedly arranged on the inner side surface of the inner ring. According to the invention, after the brush plate sweeps dust on the surface of the instrument, the brush plate can be automatically stored, so that the brush plate is prevented from obstructing a user to observe data of the instrument, the brush plate is prevented from contacting the surface of the instrument when being unfolded during use, the brush plate is contacted with the surface of the instrument during storage, the dust on the surface of the instrument is swept, the dust adsorbed on the surface of the brush plate is prevented from adhering to the surface of the instrument again when sweeping back and forth, the cleaning effect of the dust-proof device is improved, and meanwhile, the dust-proof effect is improved.

Description

Chemical instrument with dust keeper
Technical Field
The invention relates to the field of instruments, in particular to a chemical instrument with a dustproof device.
Background
In the prior art, the instrument is a general name of instruments for displaying numerical values, including pressure instrument flow instruments, various analysis instruments and the like, chemical industry is short for chemical process, chemical industry, chemical engineering and the like, and the technology of changing the composition, structure or synthesizing new substances by using a chemical method belongs to chemical production technology, namely chemical process, the obtained product is called chemical or chemical product, and the chemical instrument is an automatic technical tool for realizing detection and control of chemical process parameters, and can accurately and timely detect the change of various process parameters.
Some dustproof technical schemes of instruments also appear in the prior art, such as the bulletin number is: CN111276180a, a novel chemical industry instrument dustproof device of "disclosed, including first casing, instrument, transparent glass window, second casing and dust brush, the inside both sides of first casing all are provided with the fan, the inside shield that is provided with of first casing in fan outside, the inside card hole that is provided with of first casing of shield both sides, the inside intermediate position department of first casing is provided with the instrument, the opposite side of first casing is provided with the second casing, the inside edge of first casing and second casing is provided with sealed pad, the inside of second casing is provided with the buckle that uses with the card hole mutually supporting, the inside intermediate position department of second casing is provided with transparent glass window. The dustproof effect of the novel dustproof device for the chemical instrument is improved through the arrangement of a series of structures, the service life of the dustproof device for the chemical instrument is prolonged, dust on the surface of the instrument is swept down through the brush plate, the size of the brush plate is large, a user can be prevented from observing data of the instrument, the brush plate is always contacted with the surface of the instrument when the dustproof device is used, dust adsorbed on the surface of the brush plate can be adhered to the surface of the instrument again when the dustproof device is swept back and forth, the dustproof effect is poor, and the dust on the surface of the instrument cannot be completely cleared.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a chemical instrument with a dustproof device, a clamping ring is fixed through the elasticity of a rubber ring, the dustproof device is convenient to be integrally installed and dismounted on the surface of the instrument, the dustproof device is convenient to use, meanwhile, dust collected in the dustproof device is convenient to clean, a stop block slides to the outer side of a brush plate more easily through the arc shape of one end of the brush plate and jacks up the brush plate, a connecting rod moves along with the movement of the brush plate, one end of a coil spring synchronously moves, the stop block jacks up the brush plate along the rear surface of an arc-shaped guide bar, the brush plate moves forwards and is far away from the instrument, the coil spring resets under the self elastic force, the brush plate is pushed backwards and then resets, the rear surface of the brush plate is attached to the instrument, the brush plate brushes over the surface of the instrument in the resetting process, the dust on the surface of the brush plate is swept down, and the dust on the surface of the instrument can be swept down by the brush plate, the brush plate is automatically stored, the brush plate is prevented from obstructing a user to observe the data of the instrument, the brush plate is prevented from contacting the surface of the instrument when being unfolded through the coil spring and the arc-shaped guide strip, the brush plate is prevented from contacting the surface of the instrument in the storage process, dust on the surface of the instrument is prevented from being swept off, the dust adsorbed on the surface of the brush plate can be adhered to the surface of the instrument again when being swept back and forth, the cleaning effect of the dust-proof device is improved, the dust adsorbed on the surface of the brush plate is prevented from being swept off when being contacted with the surface of the instrument in the storage process, the cleaning effect of the dust-proof device is improved, the dust-proof effect is improved, the position of the baffle in front of the instrument is changed by adjusting the connection of the baffle and the mounting holes at different positions, the brush plate is unfolded at the positions of different areas in front of the instrument, the cleaning area of the brush plate is adjusted, meanwhile, the clamping ring can be directly rotated, the dustproof device is integrally rotated, the unfolding position of the brush plate is directly adjusted, the rotating ring is not directly contacted with the clamping ring through the rolling shaft and the rolling balls, the contact area of the rotating ring and the clamping ring is reduced, and the stability of the rotating ring during rotation is maintained while the friction force between the clamping ring and the rotating ring is reduced.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a chemical industry instrument with dust keeper, includes the instrument, instrument outside cover is equipped with the snap ring, snap ring outside cover is equipped with the swivel, swivel inboard surface fixed mounting has the inner ring, swivel outside surface fixed mounting has a gear, the inboard surface movable embedded of inner ring installs the brush board, brush board outside surface fixed mounting has the arc gib, the inboard surface fixed mounting of inner ring has the dead lever, dead lever outside surface fixed mounting has the coil spring, snap ring outside surface fixed mounting has micro motor.
The method is further characterized in that: the roller is movably embedded in the outer side surface of the clamping ring, the ball is movably embedded in the front surface of the clamping ring, the rubber ring is fixedly arranged on the inner side surface of the clamping ring, the clamping ring is movably connected with the instrument through the rubber ring, and the dust-proof device is integrally convenient to install and detach on the surface of the instrument through the elasticity of the rubber ring, so that the dust-proof device is more convenient to use, and meanwhile, dust collected in the dust-proof device is convenient to clean.
The method is further characterized in that: the utility model discloses a brush board cleaning device, including the snap ring, the rubber ring is equipped with the snap ring, the snap ring is equipped with the mounting hole with the rubber ring is equipped with the mounting hole, the dog quantity is two, the quantity of mounting hole is six, through adjusting the connection of dog and the mounting hole of different positions, changes the position of dog in the instrument place ahead, makes the brush board expand in the position of instrument place ahead different regions to adjust the cleaning region of brush board, also can directly rotate the snap ring simultaneously, make dust keeper wholly rotate, directly adjust the expansion position of brush board.
The method is further characterized in that: the sliding groove is formed in the outer side surface of the clamping ring, the sliding ring is fixedly arranged on the rear surface of the rotating ring, the rotating ring is movably connected with the sliding groove through the sliding ring, the rolling shafts and the outer side surfaces of the rolling balls are attached to the inner side surface of the rotating ring, the rotating ring is not directly contacted with the clamping ring through the rolling shafts and the rolling balls, the contact area between the rotating ring and the clamping ring is reduced, and the stability of the rotating ring during rotation is kept while friction force between the clamping ring and the rotating ring is reduced.
The method is further characterized in that: the output end of the miniature motor is fixedly provided with a gear II, the gear II is meshed with the gear I for connection, a buffer groove is formed in the inner side surface of the inner ring, a storage groove is formed in the inner side surface of the inner ring, the brush plate can be enabled to have half-circle idle time in the process of rotating one circle through the buffer groove, the brush plate can be completely unfolded and stored, and the brush plate can be guaranteed to complete a working stroke.
The method is further characterized in that: the brush board passes through accomodate the groove with inner ring swing joint, brush board one end surface is the arc, brush board front surface is close other end department fixed mounting has the connecting rod, wind spring one end with connecting rod fixed connection, through the arc of brush board one end, makes the dog slide the brush board outside more easily to jack up it, the connecting rod removes along with the brush board removes, makes wind spring one end synchronous movement, thereby makes the brush board reset.
The method is further characterized in that: the brush plate other end surface fixed mounting has the sleeve, the dead lever activity alternates in inside the sleeve, alternates in the sleeve through the dead lever, provides the condition for the back-and-forth movement and the upset of brush plate to keep the stability of brush plate.
The method is further characterized in that: the utility model provides a brush board is close to one side surface fixed mounting of instrument has the soft brush, the quantity of brush board is two, the dog with arc gib block rear surface laminating, the dog is along arc gib block rear surface with the brush board jack-up to make the brush board move forward, keep away from the instrument, the spring shrink warp this moment, when the baffle buffer tank department in one, the spring resets, make the brush board push back and then reset, make its rear surface and instrument laminating, in reset process, the brush board brushes the instrument surface, sweep the dust on surface, thereby make the brush board not contact with the instrument surface when expanding, make brush board and instrument surface contact in the accomodating process, and sweep the dust on instrument surface off, avoid the dust that the brush board surface adsorbed to can be at instrument surface again when making a round trip to sweep, improve dust keeper's cleaning effect, improve dustproof effect simultaneously.
The invention has the beneficial effects that:
1. the novel dust collector is characterized in that the clamping ring is sleeved on the surface of the instrument, the clamping ring is fixed through the elasticity of the rubber ring, the dust collector is integrally convenient to install and detach from the surface of the instrument, the dust collector is more convenient to use, dust collected inside the dust collector is convenient to clean, the miniature motor rotates, the rotating ring rotates, when one end of the brush plate rotates to the stop block, the stop block slides to the outer side of the brush plate more easily through the arc shape of one end of the brush plate, the connecting rod moves along with the movement of the brush plate, one end of the coil spring synchronously moves, the stop block jacks the brush plate along the rear surface of the arc-shaped guide strip, the brush plate moves forwards and is far away from the instrument, the coil spring contracts and deforms at the moment, when the stop block buffers the position, the brush plate is enabled to rotate in one circle through the buffer slot, the stop block can have the idle time of a half circle, the brush plate can be completely unfolded and stored, the brush plate can complete the working stroke, the coil spring resets under the action of the self elastic force, the brush plate is enabled to move backwards and then reset, the surface and the instrument is enabled to be attached to the instrument, the surface of the brush plate can be automatically reset, and the dust can be prevented from falling down on the surface of the instrument when the instrument is observed, and the surface of the instrument is prevented from being automatically brushed by the brush and the surface of the instrument.
2. The brush plate is not contacted with the surface of the instrument when being unfolded, the brush plate is contacted with the surface of the instrument in the storage process, dust on the surface of the instrument is swept, dust adsorbed on the surface of the brush plate is prevented from adhering to the surface of the instrument again when sweeping back and forth, the cleaning effect of the dust-proof device is improved, the dust-proof effect is improved, the position of the baffle plate in front of the instrument is changed by adjusting the connection of the baffle plate and the mounting holes at different positions, the position of the baffle plate in front of the instrument is unfolded, the cleaning area of the brush plate is adjusted, the snap ring can be directly rotated, the dust-proof device is integrally rotated, the unfolding position of the brush plate is directly adjusted, the swivel ring is not directly contacted with the snap ring through the rolling shafts and the rolling balls, the contact area of the swivel ring and the snap ring is reduced, and the stability of the swivel ring during rotation is kept when friction force between the snap ring and the swivel ring is reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall split structure of the present invention;
FIG. 3 is a schematic view of the overall cross-sectional structure of the present invention;
FIG. 4 is a schematic diagram of a split structure of a swivel and a snap ring according to the present invention;
FIG. 5 is an enlarged schematic view of the connection between the brush plate and the fixing rod in the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 4 a according to the present invention.
In the figure: 1. a meter; 2. a clasp; 201. a chute; 202. a roller; 203. a ball; 204. a rubber ring; 205. a mounting hole; 206. a stop block; 3. a swivel; 301. a first gear; 302. an inner ring; 303. a slip ring; 304. a buffer tank; 305. a storage groove; 4. brushing a plate; 401. an arc-shaped guide bar; 402. a sleeve; 403. a fixed rod; 404. a connecting rod; 405. a coil spring; 5. a micro motor; 501. and a gear II.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-6, a chemical instrument with a dust-proof device includes an instrument 1, a snap ring 2 is sleeved outside the instrument 1, a swivel 3 is sleeved outside the snap ring 2, an inner ring 302 is fixedly mounted on the inner side surface of the swivel 3, a first gear 301 is fixedly mounted on the outer side surface of the swivel 3, a brush plate 4 is movably embedded and mounted on the inner side surface of the inner ring 302, an arc-shaped guide strip 401 is fixedly mounted on the outer side surface of the brush plate 4, a fixing rod 403 is fixedly mounted on the inner side surface of the inner ring 302, a coil spring 405 is fixedly mounted on the outer side surface of the fixing rod 403, and a micro motor 5 is fixedly mounted on the outer side surface of the snap ring 2.
The roller 202 is movably embedded in the outer side surface of the clamping ring 2, the ball 203 is movably embedded in the front surface of the clamping ring 2, the rubber ring 204 is fixedly arranged on the inner side surface of the clamping ring 2, the clamping ring 2 is movably connected with the instrument 1 through the rubber ring 204, the whole dustproof device is convenient to install and detach on the surface of the instrument 1 through the elasticity of the rubber ring 204, the dustproof device is convenient to use, meanwhile, dust collected in the dustproof device is convenient to clean, the rotating ring 3 is not directly contacted with the clamping ring 2 through the roller 202 and the ball 203, the contact area between the rotating ring 3 and the clamping ring 2 is reduced, and the friction force between the clamping ring 2 and the rotating ring 3 is reduced while the stability of the rotating ring 3 during rotation is maintained; the inner side surface of the clamping ring 2 is movably embedded with the check blocks 206, the inner side surfaces of the clamping ring 2 and the rubber ring 204 are respectively provided with the mounting holes 205, the check blocks 206 are movably connected with the clamping ring 2 through the mounting holes 205, the number of the check blocks 206 is two, the number of the mounting holes 205 is six, and the cleaning area of the brush plate 4 is adjusted by adjusting the positions of the check blocks 206; the outer side surface of the clamping ring 2 is provided with a sliding groove 201, the rear surface of the rotating ring 3 is fixedly provided with a sliding ring 303, the rotating ring 3 is movably connected with the sliding groove 201 through the sliding ring 303, and the outer side surfaces of the rolling shafts 202 and the rolling balls 203 are respectively attached to the inner side surface of the rotating ring 3; the output end of the micro motor 5 is fixedly provided with a gear number two 501, the gear number two 501 is in meshed connection with a gear number one 301, the inner side surface of the inner ring 302 is provided with a buffer groove 304, the inner side surface of the inner ring 302 is provided with a storage groove 305, the brush plate 4 can be automatically stored after dust on the surface of the instrument 1 is swept down by the brush plate 4, the brush plate 4 is prevented from obstructing the user to observe the data of the instrument 1, the buffer groove 304 enables the brush plate 4 to have half circle of idle time in the process of rotating the brush plate 4, the brush plate 4 can be completely unfolded and stored, and the working stroke of the brush plate 4 is ensured.
Embodiment two:
referring to fig. 3, the brush plate 4 is movably connected with the inner ring 302 through a receiving groove 305, one end surface of the brush plate 4 is arc-shaped, a connecting rod 404 is fixedly mounted at a position, close to the other end, of the front surface of the brush plate 4, one end of a coil spring 405 is fixedly connected with the connecting rod 404, the stop block 206 is easier to slide to the outer side of the brush plate 4 and jack up through the arc-shaped one end of the brush plate 4, and the connecting rod 404 moves along with the movement of the brush plate 4, so that one end of the coil spring 405 moves synchronously, and the brush plate 4 is reset.
The sleeve 402 is fixedly arranged on the surface of the other end of the brush plate 4, and the fixing rod 403 is movably inserted into the sleeve 402 to provide conditions for the back and forth movement and overturning of the brush plate 4 and maintain the stability of the brush plate 4; the brush board 4 is close to one side surface fixed mounting of instrument 1 has the soft brush, the quantity of brush board 4 is two, dog 206 and the laminating of arc deflector 401 rear surface, dog 206 jack-up brush board 4 along arc deflector 401 rear surface, and make brush board 4 move forward, keep away from instrument 1, coil spring 405 shrink deformation this moment, when buffer tank 304 department is taken together to dog 206, coil spring 405 resets, make brush board 4 push back and then reset, make its rear surface laminate with instrument 1, in reset process, brush board 4 brushes instrument 1 surface, sweep the dust on surface, thereby make brush board 4 and instrument 1 surface contact when expanding with brush board 4, and sweep the dust on instrument 1 surface down, avoid brush board 4 surface to adsorb the dust and can adhere at instrument 1 surface again when making a round trip to sweep, improve dust keeper's cleaning effect simultaneously.
Working principle: when in use, the clamping ring 2 is sleeved on the surface of the instrument 1, the clamping ring 2 is fixed through the elasticity of the rubber ring 204, the dustproof device is convenient to be integrally installed and dismounted on the surface of the instrument 1 through the elasticity of the rubber ring 204, the dustproof device is convenient to use, meanwhile, dust collected in the dustproof device is convenient to clean, the micro motor 5 rotates, the rotating ring 3 rotates through the transmission of the first gear 301 and the second gear 501, when one end of the brush plate 4 rotates to the stop block 206, the stop block 206 slides to the outer side of the brush plate 4 more easily through the arc shape of one end of the brush plate 4 and jacks up the same, the connecting rod 404 moves along with the movement of the brush plate 4, one end of the coil spring 405 synchronously moves, the stop block 206 jacks up the brush plate 4 along the rear surface of the arc-shaped guide strip 401, the brush plate 4 moves forwards and is far away from the instrument 1, at the moment, the coil spring 405 contracts and deforms when the stop block 206 is in a buffer groove 304, the buffer groove 304 enables the brush plate 4 to have half circle idle time in the process of rotating the brush plate 4, enables the brush plate 4 to be fully unfolded and stored, ensures that the brush plate 4 can complete the working stroke, enables the coil spring 405 to reset under the action of self elastic force, enables the brush plate 4 to push backwards and then reset, enables the rear surface of the brush plate to be attached to the meter 1, and enables the brush plate 4 to brush the surface of the meter 1 in the resetting process, so that dust on the surface of the meter 1 can be swept off, the brush plate 4 can be automatically stored after the brush plate 4 sweeps off the dust on the surface of the meter 1, the brush plate 4 is prevented from obstructing a user to observe data of the meter 1, the brush plate 4 is prevented from contacting the surface of the meter 1 when being unfolded in use, the brush plate 4 is enabled to contact with the surface of the meter 1 in the storage process, and dust on the surface of the meter 1 is prevented from being swept off, and dust adsorbed on the surface of the brush plate 4 can be adhered to the surface of the meter 1 again when sweeping back and forth, the cleaning effect of the dustproof device is improved, the dustproof effect is improved simultaneously, the position of the baffle 206 in front of the instrument 1 is changed by adjusting the connection of the baffle 206 and the mounting holes 205 in different positions, so that the brush plate 4 is unfolded in the position of different areas in front of the instrument 1, the cleaning area of the brush plate 4 is adjusted, meanwhile, the snap ring 2 can be directly rotated, the dustproof device can be integrally rotated, the unfolding position of the brush plate 4 is directly adjusted, the swivel 3 is not directly contacted with the snap ring 2 through the roller 202 and the ball 203, the contact area of the swivel 3 and the snap ring 2 is reduced, and the stability of the swivel 3 during rotation is maintained while the friction force between the snap ring 2 and the swivel 3 is reduced.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims (3)

1. The utility model provides a chemical industry instrument with dust keeper, its characterized in that, including instrument (1), instrument (1) outside cover is equipped with snap ring (2), snap ring (2) outside cover is equipped with swivel (3), swivel (3) inboard surface fixed mounting has inner ring (302), swivel (3) outside surface fixed mounting has gear (301) No. one, brush plate (4) are installed to inner ring (302) inboard surface movable embedding, brush plate (4) outside surface fixed mounting has arc guide strip (401), inner ring (302) inside surface fixed mounting has dead lever (403), dead lever (403) outside surface fixed mounting has coil spring (405), snap ring (2) outside surface fixed mounting has micromotor (5);
a rubber ring (204) is fixedly arranged on the inner side surface of the clamping ring (2), and the clamping ring (2) is movably connected with the instrument (1) through the rubber ring (204);
a stop block (206) is movably embedded in the inner side surface of the clamping ring (2), mounting holes (205) are formed in the inner side surfaces of the clamping ring (2) and the rubber ring (204), and the stop block (206) is movably connected with the clamping ring (2) through the mounting holes (205);
a sliding groove (201) is formed in the outer side surface of the clamping ring (2), a sliding ring (303) is fixedly arranged on the rear surface of the rotating ring (3), the rotating ring (3) is movably connected with the sliding groove (201) through the sliding ring (303), and the outer side surfaces of the rolling shafts (202) and the rolling balls (203) are attached to the inner side surface of the rotating ring (3);
the output end of the miniature motor (5) is fixedly provided with a gear II (501), the gear II (501) is in meshed connection with the gear I (301), a buffer groove (304) is formed in the inner side surface of the inner ring (302), and a storage groove (305) is formed in the inner side surface of the inner ring (302);
the brush plate (4) is movably connected with the inner ring (302) through the containing groove (305), one end surface of the brush plate (4) is arc-shaped, a connecting rod (404) is fixedly arranged at the position, close to the other end, of the front surface of the brush plate (4), and one end of the coil spring (405) is fixedly connected with the connecting rod (404);
a sleeve (402) is fixedly arranged on the surface of the other end of the brush plate (4), and the fixing rod (403) is movably inserted into the sleeve (402);
one side surface that brush board (4) are close to instrument (1) is fixed mounting has the soft brush, the quantity of brush board (4) is two, dog (206) with arc gib block (401) rear surface laminating.
2. The chemical instrument with the dustproof device according to claim 1, wherein the roller (202) is movably embedded in the outer side surface of the clamping ring (2), and the ball (203) is movably embedded in the front surface of the clamping ring (2).
3. The chemical instrument with dust-proof device according to claim 1, wherein the number of the stoppers (206) is two, and the number of the mounting holes (205) is six.
CN202210625847.3A 2022-06-02 2022-06-02 Chemical instrument with dust keeper Active CN114916175B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210625847.3A CN114916175B (en) 2022-06-02 2022-06-02 Chemical instrument with dust keeper

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Application Number Priority Date Filing Date Title
CN202210625847.3A CN114916175B (en) 2022-06-02 2022-06-02 Chemical instrument with dust keeper

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CN114916175A CN114916175A (en) 2022-08-16
CN114916175B true CN114916175B (en) 2023-10-31

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113037314A (en) * 2021-03-31 2021-06-25 南京群博新能源技术开发有限公司 Intercom with safeguard function
CN113798061A (en) * 2021-08-17 2021-12-17 江苏嫦娥环境科技有限公司 Quick deashing structure of electrostatic precipitator
CN113953228A (en) * 2021-10-25 2022-01-21 程勇坤 Instrument and meter with dust removal function
CN215818995U (en) * 2021-08-30 2022-02-11 海南智鹏水务科技有限公司 Automatic control instrument with dustproof effect
WO2022041773A1 (en) * 2020-08-28 2022-03-03 南京涵曦月自动化科技有限公司 Dust removal device for electrical automation apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022041773A1 (en) * 2020-08-28 2022-03-03 南京涵曦月自动化科技有限公司 Dust removal device for electrical automation apparatus
CN113037314A (en) * 2021-03-31 2021-06-25 南京群博新能源技术开发有限公司 Intercom with safeguard function
CN113798061A (en) * 2021-08-17 2021-12-17 江苏嫦娥环境科技有限公司 Quick deashing structure of electrostatic precipitator
CN215818995U (en) * 2021-08-30 2022-02-11 海南智鹏水务科技有限公司 Automatic control instrument with dustproof effect
CN113953228A (en) * 2021-10-25 2022-01-21 程勇坤 Instrument and meter with dust removal function

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