CN208628007U - A kind of instrument and meter dust exhaust apparatus - Google Patents
A kind of instrument and meter dust exhaust apparatus Download PDFInfo
- Publication number
- CN208628007U CN208628007U CN201821165190.2U CN201821165190U CN208628007U CN 208628007 U CN208628007 U CN 208628007U CN 201821165190 U CN201821165190 U CN 201821165190U CN 208628007 U CN208628007 U CN 208628007U
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- Prior art keywords
- dust
- cabinet
- instrument
- meter
- exhaust apparatus
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Abstract
The utility model discloses a kind of instrument and meter dust exhaust apparatuses, including cabinet and support, cabinet bottom end surrounding is fixedly installed with support, conveyer belt is fixedly installed among the cabinet, the conveyer belt is electrically connected with driving motor, the box house is fixedly installed with partition and box house is separated into vacuum chamber and cleaning chamber, is equipped with dust exhaust apparatus inside the vacuum chamber, the dust exhaust apparatus includes dust-collecting box, dust suction pump, blower fan, electric pushrod and dust absorption nozzle.The utility model is by cleaning instrument and meter dust suction twice, improve cleaning efficiency, first air blower is cooperated to be collected using instrument and meter surface dirt to be sent in dust-collecting box by dust absorption nozzle by dust suction in dust exhaust apparatus pump in vacuum chamber, then instrument and meter again clean it is intracavitary by electrostatic cleaning device carry out eliminate surface electrostatic adsorb dust, apparatus structure is simple, novel design guarantees instrument and meter measuring accuracy, it is wide to prolong practicability.
Description
Technical field
The utility model relates to instrument and meter dust collection equipment technical field, in particular to a kind of instrument and meter dust exhaust apparatus.
Background technique
Instrument and meter is the utensil to detect, measure, observe, calculate various physical quantitys, material composition, physical parameter etc.
Or equipment, vacuum leak detector, pressure gauge, horizontal metroscope, microscope, multiplier etc. belong to instrument and meter, and in broad terms, instrument instrument
Table can also have the function of automatic control, alarm, signal transmitting and data processing etc., such as automatically control for industrial processes
In pneumatic regulation meter and motorized adjustment instrument and collective and distributive type blind controller system also come under instrument and meter.
Instrument and meter is precision instrument, and the requirement to its precision is comparatively higher, so the environment for inner cavity is wanted
Ask also just relatively high, because instrument and meter is mostly livewire work, a large amount of dusts of Electrostatic Absorption are unfavorable for instrument and meter and normally make
Industry, and components are caused with certain damage, current instrument and meter is usually both provided with radiator, but does not all have substantially
Dust-extraction unit passes in its long-term use process since the various dust and particle that float in air enter its inside or enter
Sensor is covered on above some electronic components, not only bad for heat dissipation, has an effect on its accuracy, instrument is also resulted in when serious and is set
Standby various failures, reduce its service life.
Utility model content
The main purpose of the utility model is to provide a kind of instrument and meter dust exhaust apparatuses, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of instrument and meter dust exhaust apparatus, including cabinet and support, cabinet bottom end surrounding are fixedly installed with support, institute
It states and is fixedly installed with conveyer belt among cabinet, the conveyer belt is electrically connected with driving motor, and the box house is fixedly mounted
There is partition that box house is separated into vacuum chamber and cleaning chamber, dust exhaust apparatus, the dust suction dress are installed inside the vacuum chamber
It sets including dust-collecting box, dust suction pump, blower fan, electric pushrod and dust absorption nozzle, conveyer belt bottom end is equipped with blower fan in the vacuum chamber,
It is corresponded in the vacuum chamber and is equipped with dust absorption nozzle above the conveyer belt of blower fan position, the vacuum chamber side is fixedly installed with electronic push away
Bar, the output end of electric push rod are fixedly connected with open sleeve, and appendix, institute are removably connected with inside the open sleeve
It states appendix bottom end screw thread and dust absorption nozzle is installed, the appendix other end linking has bellows, and the bellows is another
End is fixedly connected with dust-collecting box, is equipped with dust suction inside the dust-collecting box and pumps.
Further, the intracavitary portion of the cleaning is equipped with electrostatic cleaning device, the electrostatic cleaning device include telescopic rod,
Rotary electric machine, rotation axis, mounting base and Xelminator, the cleaning chamber top are fixedly installed with hydraulic pump, the hydraulic pump
Output end runs through cabinet top, and is fixedly connected with telescopic rod, and the telescopic rod bottom end is welded with mounting base, the mounting base top
End surfaces are fixedly installed with rotary electric machine, and the rotary electric machine output end is fixedly installed with rotation axis, and the rotation axis bottom end is passed through
It wears mounting base and is fixedly connected with mounting plate, mounting plate bottom end middle position is fixedly installed with Xelminator, described quiet
Electric arrester is surrounded by static removal hairbrush, and the static removal hairbrush is fixedly connected with mounting plate bottom end surrounding.
Further, the cabinet side is equipped with monitor window, and the cabinet corresponds to conveyer belt end positions and is equipped with door-plate,
Door-plate side hinge connects cabinet side outer wall, the door-plate other side and cabinet and buckles installation by buckle, and described
Door-plate inner wall surrounding adhesion has sealing joint strip.
Further, cabinet bottom end side corresponds to blower fan position equipped with ventilation opening, and the ventilation opening installation is free
Gas filter device.
Further, one side surface of cabinet that is located at is fixedly installed with control panel, and the control panel is located at door-plate
Upper side, and it is equipped with timer and controller, the timer and controller are electrically connected, and the controller is electrically connected with
Hydraulic pump, blower fan, electric pushrod, rotary electric machine, Xelminator and dust suction pump.
Further, the conveyer belt is reticular structure, and the bellows and cabinet are fixed by pipe thread.
Compared with prior art, the utility model has the following beneficial effects:
1, cabinet is divided into vacuum chamber and cleaning chamber by partition, by instrument and meter by a kind of instrument and meter dust exhaust apparatus
The cleaning of dust suction twice, improves cleaning efficiency, instrument and meter is put on a moving belt, is transmitted by conveyer belt, first in vacuum chamber
Dust is sent to by dust absorption nozzle using by instrument and meter surface dirt by the dust suction pump cooperation air blower in dust exhaust apparatus
Be collected in box, then instrument and meter again clean it is intracavitary by electrostatic cleaning device carry out eliminate surface electrostatic absorption ash
Dirt, apparatus structure is simple, novel in design, guarantees instrument and meter measuring accuracy, extends instrument and meter service life, practicability
Extensively.
2, by being equipped with electric pushrod in vacuum chamber, electric pushrod cooperates bellows to use, can fill to dust suction
It sets and is adjusted, the cleaning range of expansion instrument, lifting device working efficiency.
3, it cleans the intracavitary telescopic rod that is equipped with to be used together with rotating device, telescopic rod adjusts electrostatic cleaning device and instrument
The vertical range of instrument, rotating device rotate installation, the cleaning effect of lifting device, guarantee that the dust of device Electrostatic Absorption is complete
Face is removed, lifting device working efficiency.
4, open sleeve cooperation appendix keeps the pipeline of dust exhaust apparatus detachable, facilitates pipeline to be cleared up, lifting device
Using comprehensive, pipe thread has positioning action to bellows, prevents pipeline movement from falling, lifting device stability in use.
5, monitor window facilitates the workflow of observation box house, and works convenient for controller device is adjusted,
Door-plate guarantees equipment safety working environment, prevents dust from entering inside cabinet 1, avoids device pollution and instrument dust collection efficiency
Lowly, there is important protective effect to device, pass through buckle and hinge access instrument and meter easy for installation, door-plate inner wall surrounding adhesion
There is sealing joint strip to guarantee that junction is tight, and have dust-proof damping and other effects, lifting device safety.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of instrument and meter dust exhaust apparatus of the utility model.
Fig. 2 is that the utility model is used for a kind of instrument and meter dust exhaust apparatus structure side diagram.
Fig. 3 is a kind of mounting plates structure schematic diagram of instrument and meter dust exhaust apparatus of the utility model.
Fig. 4 is a kind of door panel structure schematic diagram of instrument and meter dust exhaust apparatus of the utility model.
In figure: 1, cabinet；2, support；3, conveyer belt；4, vacuum chamber；5, chamber is cleaned；6, dust exhaust apparatus；7, dust-collecting box；8,
Blower fan；9, electric pushrod；10, dust absorption nozzle；11, driving motor；12, open sleeve；13, appendix；14, bellows；
15, electrostatic cleaning device；16, telescopic rod；17, rotary electric machine；18, rotation axis；19, mounting base；20, Xelminator；21, liquid
Press pump；22, mounting plate；23, static removal hairbrush；24, monitor window；25, door-plate；26, it buckles；27, sealing joint strip；28, it divulges information
Mouthful；29, air filter；30, control panel；31, timer；32, controller；33, pipe thread；34, dust suction pumps；35, partition.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of instrument and meter dust exhaust apparatus, including cabinet 1 and support 2, the 1 bottom end surrounding of cabinet are solid
Dingan County is equipped with support 2, is fixedly installed with conveyer belt 3 among the cabinet 1, and the conveyer belt 3 is electrically connected with driving motor 11,
Partition 35 is fixedly installed with inside the cabinet 1 will be separated into vacuum chamber 4 and cleans chamber 5 inside cabinet 1, in the vacuum chamber 4
Portion is equipped with dust exhaust apparatus 6, and the dust exhaust apparatus 6 includes dust-collecting box 7, dust suction pump 34, blower fan 8, electric pushrod 9 and dust absorption nozzle
10,3 bottom end of conveyer belt is equipped with blower fan 8 in the vacuum chamber 4, corresponds on 8 position conveyer belt 3 of blower fan in the vacuum chamber 4
Side is equipped with dust absorption nozzle 10, and 4 side of vacuum chamber is fixedly installed with electric pushrod 9, and 9 output end of electric pushrod is fixedly connected
There is open sleeve 12, appendix 13,13 bottom end screw thread of the appendix installation are removably connected with inside the open sleeve 12
There is dust absorption nozzle 10,13 other end of the appendix linking has bellows 14, and 14 other end of bellows is fixedly connected with collection
Dirt box 7 is equipped with dust suction pump 34 inside the dust-collecting box 7.
Wherein, electrostatic cleaning device 15 is installed, the electrostatic cleaning device 15 includes telescopic rod inside the cleaning chamber 5
16, rotary electric machine 17, rotation axis 18, mounting base 19 and Xelminator 20,5 top of cleaning chamber are fixedly installed with hydraulic pump
21,21 output end of hydraulic pump runs through 1 top of cabinet, and is fixedly connected with telescopic rod 16,16 bottom end of the telescopic rod welding
There is mounting base 19,19 top end surface of mounting base is fixedly installed with rotary electric machine 17, and 17 output end of rotary electric machine is fixed
Rotation axis 18 is installed, 18 bottom end of rotation axis is through mounting base 19 and is fixedly connected with mounting plate 22, the mounting plate 22
Bottom end middle position is fixedly installed with Xelminator 20, and the Xelminator 20 is surrounded by static removal hairbrush 23, and institute
It states static removal hairbrush 23 and is fixedly connected with 22 bottom end surrounding of mounting plate.As shown in Figure 1, by installation cleaning chamber 5, it is intracavitary equipped with quiet
Vacuum chamber 4 is carried out secondary cleaning, the electrostatic for adhering to instrument and meter surface by Xelminator 20 by electric cleaning apparatus 15
It eliminates, static removal hairbrush 23 cleans instrument and meter, lifting device clean-up performance.
Wherein, 1 side of cabinet is equipped with monitor window 24, and corresponding 3 end positions of conveyer belt of the cabinet 1 are equipped with door-plate
25, the 25 side hinge of door-plate connects 1 side outer wall of cabinet, 25 other side of door-plate and cabinet 1 and passes through 26 buckle of buckle
Installation, and 25 inner wall surrounding adhesion of the door-plate has sealing joint strip 27.As shown in Fig. 2, monitor window 24 facilitates observation cabinet 1
Internal workflow, and work convenient for controller 32 device is adjusted, door-plate 25 guarantees equipment safety working environment, prevents
Only dust enters inside cabinet 1, avoids device pollution and instrument dust collection efficiency is low, have important protective effect to device,
By buckle and hinge access instrument and meter easy for installation, 25 inner wall surrounding adhesion of door-plate has sealing joint strip 27 to guarantee that junction is tight
It is close, and have dust-proof damping and other effects, lifting device safety.
Wherein, the 1 bottom end side of cabinet corresponds to 8 position of blower fan equipped with ventilation opening 28, and the ventilation opening 28 is equipped with
Air filter 29.As shown in Fig. 2, ventilation opening 28 provides circulated air to blower fan 8, air filter 29 filters wind,
It avoids the dust impurity in air from entering inside device, pollutes internal work environment, and filtered air will not corrode device,
Extend service using life, reduces cleaning maintenance cost.
Wherein, 1 one side surface of cabinet that is located at is fixedly installed with control panel 30, and the control panel 30 is located at door-plate
25 upper sides, and it is equipped with timer 31 and controller 32, the timer 31 is electrically connected with controller 32, the controller
32 are electrically connected with hydraulic pump 21, blower fan 8, electric pushrod 9, rotary electric machine 17, Xelminator 20 and dust suction pump 34.Such as
Shown in Fig. 2, control panel 30 controls multiple electric appliances and orderly works convenient for staff's manipulation, controller 32, facilitates control inspection,
Timer 31 can judge whether that cleaning terminates by cleaning time, guard without the artificial moment, save workload.
Wherein, the conveyer belt 3 is reticular structure, and the bellows 14 is fixed by pipe thread 33 with cabinet 1.Such as Fig. 1
The wind of blower fan 8 can be transmitted by the conveyer belt 3 of shown reticular structure, and reduce the pressure in blower tributary, be avoided
The inner body of instrument and meter shakes damage, and pipe thread 33 has positioning action to bellows 14, prevents pipeline movement from falling, is promoted
Device stability in use.
It should be noted that the utility model is a kind of instrument and meter dust exhaust apparatus, when work, cabinet 1 is opened close to inhaling
Instrument and meter is placed on 3 surface of conveyer belt by the door-plate 25 of 4 side of dirt chamber, and cabinet 1 is divided into vacuum chamber 4 and cleaning by partition 35
Instrument and meter is placed on conveyer belt 3 by chamber 5, is controlled conveyer belt 3 by controller 32 and is transmitted, passes sequentially through 4 He of vacuum chamber
It cleans chamber 5 and carries out dust suction cleaning, monitor window 24 facilitates the workflow inside observation cabinet 1, and convenient for passing through controller 32
It works device is adjusted, the conveyer belt 3 of reticular structure can circulate the wind of blower fan 8, and reduce blower tributary
Pressure, avoid instrument and meter inner body vibration damage, and 8 position of blower fan be equipped with ventilation opening 28, the ventilation
Mouth 28 is equipped with air filter 29, and ventilation opening 28 provides circulated air to blower fan 8, and air filter 29 filters wind,
It avoids the dust impurity in air from entering inside device, pollutes internal work environment, and filtered air will not corrode device,
Extend service using life, reduce cleaning maintenance cost, instrument and meter first passes through the dust suction in dust exhaust apparatus 6 in vacuum chamber 4
34 cooperation 8 use of blower fan of pump absorbs instrument and meter surface dirt by dust absorption nozzle 10, bellows 14 is transmitted to dust-collecting box
Be collected in 7, electric pushrod 9 cooperate bellows 14 use, dust exhaust apparatus 6 can be adjusted, expansion instrument it is clear
Clean range, lifting device working efficiency, and open sleeve 12 cooperate 13 pipe of gas transmission to keep the pipeline of dust exhaust apparatus 6 detachable, convenient
Pipeline is cleared up, and for lifting device using comprehensive, pipe thread 33 has 14 positioning actions to bellows, prevent pipeline it is mobile fall
It falls, lifting device stability in use；Cleaning chamber 5 is entered back into after cleaning in vacuum chamber 4, and chamber 5 is cleaned by installation, it is intracavitary
Equipped with electrostatic cleaning device 15, vacuum chamber 4 is subjected to secondary cleaning, is adhered to instrument and meter surface by Xelminator 20
Static elimination, static removal hairbrush 23 clean instrument and meter, lifting device clean-up performance, and telescopic rod 16 adjusts electrostatic cleaning
The vertical range of device 15 and instrument and meter, rotating device rotate installation, the cleaning effect of lifting device, apparatus structure letter
It is single, it is novel in design, guarantee instrument and meter measuring accuracy, extend instrument and meter service life, practicability is wide, it is novel in electronic push away
The all HTC1500 electric pushrods of 9 model Wenzhou City of bar person of outstanding talent, 17 model Shenzhen TTMOTOR product type GMF100- of rotary electric machine
5550 decelerating motors, dust suction pump 34 are Guangzhou Weir Ma electromechanics HG-120C Cyclone wind motor, 20 model of Xelminator east
The prosperous antistatic aids model SL-080A ionic wind snake Xelminator of tabernaemontanus bulrush city thickness streetscape.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of instrument and meter dust exhaust apparatus, including cabinet (1) and support (2), cabinet (1) bottom end surrounding is fixedly installed with
Support (2), it is characterised in that: be fixedly installed with conveyer belt (3) among the cabinet (1), the conveyer belt (3) is electrically connected with
Driving motor (11), be fixedly installed with inside the cabinet (1) partition (35) will be separated into inside cabinet (1) vacuum chamber (4) and
It cleans chamber (5), is equipped with dust exhaust apparatus (6) inside the vacuum chamber (4), the dust exhaust apparatus (6) includes dust-collecting box (7), inhales
Dirt pumps (34), blower fan (8), electric pushrod (9) and dust absorption nozzle (10), and the interior conveyer belt of the vacuum chamber (4) (3) bottom end is equipped with drum
Fan (8) corresponds in the vacuum chamber (4) and is equipped with dust absorption nozzle (10) above blower fan (8) position conveyer belt (3), the dust suction
Chamber (4) side is fixedly installed with electric pushrod (9), and electric pushrod (9) output end is fixedly connected with open sleeve (12), institute
It states and is removably connected with appendix (13) inside open sleeve (12), appendix (13) bottom end screw thread is equipped with dust absorption nozzle
(10), appendix (13) other end linking has bellows (14), and bellows (14) other end is fixedly connected with collection
Dirt box (7), the dust-collecting box (7) is internal to be equipped with dust suction pump (34).
2. a kind of instrument and meter dust exhaust apparatus according to claim 1, it is characterised in that: peace inside the cleaning chamber (5)
Equipped with electrostatic cleaning device (15), the electrostatic cleaning device (15) includes telescopic rod (16), rotary electric machine (17), rotation axis
(18), mounting base (19) and Xelminator (20), cleaning chamber (5) top are fixedly installed with hydraulic pump (21), the liquid
Press pump (21) output end runs through cabinet (1) top, and is fixedly connected with telescopic rod (16), and telescopic rod (16) bottom end is welded with
Mounting base (19), mounting base (19) top end surface are fixedly installed with rotary electric machine (17), rotary electric machine (17) output
End is fixedly installed with rotation axis (18), and rotation axis (18) bottom end is through mounting base (19) and is fixedly connected with mounting plate
(22), mounting plate (22) the bottom end middle position is fixedly installed with Xelminator (20), the Xelminator (20) four
Week is equipped with static removal hairbrush (23), and the static removal hairbrush (23) is fixedly connected with mounting plate (22) bottom end surrounding.
3. a kind of instrument and meter dust exhaust apparatus according to claim 1, it is characterised in that: cabinet (1) side is equipped with
Monitor window (24), corresponding conveyer belt (3) end positions of the cabinet (1) are equipped with door-plate (25), door-plate (25) the side hinge
Chain link cabinet (1) side outer wall, door-plate (25) other side and cabinet (1) are installed by buckle (26) buckle, and described
Door-plate (25) inner wall surrounding adhesion has sealing joint strip (27).
4. a kind of instrument and meter dust exhaust apparatus according to claim 1, it is characterised in that: cabinet (1) the bottom end side
Corresponding blower fan (8) position is equipped with ventilation opening (28), and the ventilation opening (28) is equipped with air filter (29).
5. a kind of instrument and meter dust exhaust apparatus according to claim 1, it is characterised in that: described to be located at cabinet (1) side
Surface is fixedly installed with control panel (30), and the control panel (30) is located at the upper side of door-plate (25), and is equipped with timer
(31) it is electrically connected with controller (32), the timer (31) and controller (32), the controller (32) is electrically connected with
Hydraulic pump (21), blower fan (8), electric pushrod (9), rotary electric machine (17), Xelminator (20) and dust suction pump (34).
6. a kind of instrument and meter dust exhaust apparatus according to claim 1, it is characterised in that: the conveyer belt (3) is netted
Structure, the bellows (14) and cabinet (1) are fixed by pipe thread (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821165190.2U CN208628007U (en) | 2018-07-23 | 2018-07-23 | A kind of instrument and meter dust exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821165190.2U CN208628007U (en) | 2018-07-23 | 2018-07-23 | A kind of instrument and meter dust exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208628007U true CN208628007U (en) | 2019-03-22 |
Family
ID=65738261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821165190.2U Expired - Fee Related CN208628007U (en) | 2018-07-23 | 2018-07-23 | A kind of instrument and meter dust exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208628007U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142418A (en) * | 2019-04-18 | 2019-08-20 | 钱开捷 | The lathe of instrument of surveying and mapping processing |
| CN110508560A (en) * | 2019-10-09 | 2019-11-29 | 界首市登田五金制品有限公司 | A kind of dust-extraction unit in extra-miniature bearing dustproof cover processing |
| CN110721959A (en) * | 2019-09-12 | 2020-01-24 | 明光瑞智电子科技有限公司 | Static-removing equipment for C9 petroleum resin |
| CN112264324A (en) * | 2020-09-07 | 2021-01-26 | 李琦 | Food safety inspection is with multichannel letter sorting detection device |
| CN114157792A (en) * | 2021-12-08 | 2022-03-08 | 安徽青元电气技术有限公司 | Insulation on-line monitoring device for electrical equipment |
| CN117183158A (en) * | 2023-11-03 | 2023-12-08 | 贵州天润达科技有限公司 | Polyolefin resin feeding device and feeding method thereof |
-
2018
- 2018-07-23 CN CN201821165190.2U patent/CN208628007U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142418A (en) * | 2019-04-18 | 2019-08-20 | 钱开捷 | The lathe of instrument of surveying and mapping processing |
| CN110142418B (en) * | 2019-04-18 | 2020-12-04 | 义乌市倩飞科技有限公司 | Lathe for surveying and mapping instrument processing |
| CN110721959A (en) * | 2019-09-12 | 2020-01-24 | 明光瑞智电子科技有限公司 | Static-removing equipment for C9 petroleum resin |
| CN110508560A (en) * | 2019-10-09 | 2019-11-29 | 界首市登田五金制品有限公司 | A kind of dust-extraction unit in extra-miniature bearing dustproof cover processing |
| CN112264324A (en) * | 2020-09-07 | 2021-01-26 | 李琦 | Food safety inspection is with multichannel letter sorting detection device |
| CN114157792A (en) * | 2021-12-08 | 2022-03-08 | 安徽青元电气技术有限公司 | Insulation on-line monitoring device for electrical equipment |
| CN114157792B (en) * | 2021-12-08 | 2024-05-24 | 安徽青元电气技术有限公司 | Insulating on-line monitoring device of power equipment |
| CN117183158A (en) * | 2023-11-03 | 2023-12-08 | 贵州天润达科技有限公司 | Polyolefin resin feeding device and feeding method thereof |
| CN117183158B (en) * | 2023-11-03 | 2024-01-19 | 贵州天润达科技有限公司 | Polyolefin resin feeding device and feeding method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20190723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |