CN206153225U - Automatic electrostatic precipitator machine of transmission formula - Google Patents
Automatic electrostatic precipitator machine of transmission formula Download PDFInfo
- Publication number
- CN206153225U CN206153225U CN201621137666.2U CN201621137666U CN206153225U CN 206153225 U CN206153225 U CN 206153225U CN 201621137666 U CN201621137666 U CN 201621137666U CN 206153225 U CN206153225 U CN 206153225U
- Authority
- CN
- China
- Prior art keywords
- dust
- ball screw
- drive
- belt
- automatic electrostatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 76
- 150000002500 ions Chemical class 0.000 claims description 14
- 241000681094 Zingel asper Species 0.000 claims description 6
- 206010049979 Airway complication of anaesthesia Diseases 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000875 corresponding Effects 0.000 abstract 1
- 230000003028 elevating Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 230000001360 synchronised Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000004630 mental health Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 210000004247 Hand Anatomy 0.000 description 1
- 210000000282 Nails Anatomy 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001256 tonic Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses an automatic electrostatic precipitator machine of transmission formula, characterized by, it includes workstation, transmission device, dust collector and controller, characterized by, the workstation includes frame and panel, and frame and panel group be cabinet type equipment body cheng, installation transmission device above the workstation, and transmission device includes transmission band and drive machine, and the transmission band intermediate position sets up to the clean room, and the clean room sets up dust collector, and dust collector includes the air exhauster, goes up the suction hood, suction hood and controller down, external power source is connected to the controller. Going up the suction hood and being equipped with the synchronous elevating system of ball screw, ball screw lower extreme fix with screw is equipped with the mounting bracket above the ball screw on the clean room frame, be equipped with the drive wheel on the corresponding ball screw on the mounting bracket, connects through the belt on the drive wheel, still is equipped with drive gear on the mounting bracket, and the last adjusting handle that is equipped with of drive gear drives the lift of belt, belt drive drive wheel realization ball screw through drive gear.
Description
Technical field
This utility model is related to technical field of dust removal equipment, more particularly to a kind of conveying type automatic electrostatic dust collection machine.
Background technology
Plastic-sucking tray is also plastics expelling the toxic substance from the body with tonic, is the plastics that plastic hard plate is made particular groove using plastic uptake technique, will produce
Product are placed in groove, play a part of protection and beautify product, and convenient transport.Plastic-sucking tray can be at which after completing
Processing waste material is left on body and in groove with impurity such as dusts, it is by the hand-held wind of workman to remove these impurity common practices
Impurity and dust blows away by rifle by being dried to whole pallet back and forth, and this working method not only needs substantial amounts of operator
Member, the working strength of operator are high, and work efficiency and efficiency of dust collection are all very low；In the course of the work, blown away
Impurity and dust are distributed in atmosphere, easily cause air pollution, while the dust impurity for producing in the course of the work and noise
Also the physical and mental health of operator can be damaged.Another way is that, by washing, washing will spend substantial amounts of water and people
Work cost, inefficiency, and the waste water for producing causes environmental pollution.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, this utility model provides a kind of conveying type automatic electrostatic dust collection machine.
The technical scheme adopted by this utility model is：A kind of conveying type automatic electrostatic dust collection machine, is characterized in that, which includes
Workbench, transmitting device, dust arrester and controller, it is characterised in that：The workbench includes framework and panel, framework dough-making powder
Plate constitutes cabinet type apparatus body, and workbench transmitting device installed above, transmitting device include transmission belt and driving motor, transmits
Band centre position is set to dirt pocket, and dirt pocket arranges dust arrester, and dust arrester includes air exhauster, upper dust shield, lower dust suction
Cover and controller, controller connection external power source.
The upper dust suction is covered with ball screw synchronization lifting mechanism, including four ball screws, ball screw lower end spiral shell
Nail is fixed on dirt pocket framework, and installing rack is provided with above ball screw, and on installing rack, correspondence ball screw is provided with drive,
Connected by belt on drive, on installing rack, be additionally provided with travelling gear, travelling gear is provided with adjusting handle, by adjusting handss
Rotation nutating gear, travelling gear drive belt, belt drive drive to realize the lifting of ball screw.
Described dust suction chamber the right and left is provided with flexible check apron, and dust suction chamber both sides are fixed in flexible check apron lower end, upper end with it is upper
Dust shield connects.
The upper dust shield periphery is provided with sealing baffle and upper lid, and upper dust shield is bucking ladder structure, is provided with uniform in which
The exhaust vent of arrangement, and air knife baffle plate is provided with bottom, prevent dust sinuous flow, upper dust shield and lower dust shield from being identical structure.
The charging aperture upper and lower of the dust suction chamber is provided with and destatics ion bar, and top is provided with 7KV and destatics ion bar two
Ion bar one is destaticed with 4.6KV, lower section is provided with the ion bar that destatics of a 4.6KV, and high-low pressure combines.
The guide duct connected by the lower dust shield can set opening in apparatus body lower end or so either side and install.
The beneficial effects of the utility model are：By the enforcement of the technical program, employ automatization and transmit automatically dedusting
Equipment, and dirt pocket is carried out into dedusting by the way of dust suction, traditional dedusting method drawback is overcome, operator is saved
Member, the working strength of operator are low, and the physical and mental health of staff will not be damaged.Greatly increase dedusting simultaneously
Efficiency, while free from admixture and dust diffuse in atmosphere, will not pollute to air.Also, by designing multiple supply voltage
The ion bar that destatics realize dust removing effects more rationality, four ball screw synchronization liftings, the upper-lower height of dust shield in regulation
And Seal Design, realize that the product that this equipment is suitable for is more extensive, it is practical higher.
Description of the drawings
Fig. 1 is overall structure decomposing schematic representation of the present utility model.
Fig. 2 is overall structure schematic internal view of the present utility model.
Fig. 3 is overall appearance schematic diagram of the present utility model.
Fig. 4 is ball screw synchronization lifting mechanism structure chart of the present utility model.
Fig. 5 is upper and lower dust shield structural representation of the present utility model.
Specific embodiment
This utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
Refer to accompanying drawing 1-5, a kind of conveying type automatic electrostatic dust collection machine, it is characterised in that：Including workbench, transmission dress
Put, dust arrester and controller, it is characterised in that：It is cabinet type that the workbench includes that framework 1 and panel, framework 1 and panel are constituted
Apparatus body, workbench transmitting device installed above, transmitting device include transmission belt 2 and driving motor 3, in the middle of transmission belt 2
Position is set to dirt pocket, and dirt pocket arranges dust arrester, and dust arrester includes air exhauster, upper dust shield 4,5 and of lower dust shield
Controller 6, the connection external power source of controller 6.
The upper dust shield 4 is provided with ball screw synchronization lifting mechanism, including four ball screws 10, under ball screw 10
End screw is fixed on dirt pocket framework, and installing rack 11 is provided with above ball screw 10, correspondence ball screw 10 on installing rack 11
Drive 12 is provided with, is connected by belt 13 on drive 12, on installing rack 11, be additionally provided with travelling gear 14, travelling gear 14
Adjusting handle 15 is provided with, travelling gear 14 is rotated by adjusting handle 15, travelling gear 14 drives belt 13, belt 13 to drive
Drive 12 realizes the lifting of ball screw 10.
Described dust suction chamber the right and left is provided with flexible check apron 7, and dust suction chamber both sides are fixed in flexible 7 lower end of check apron, upper end with
Upper dust shield 4 connects.
4 periphery of upper dust shield is provided with sealing baffle and upper lid 8, and upper dust shield 4 is bucking ladder structure, is provided with which
The exhaust vent 41 of even arrangement, and air knife baffle plate 42 is provided with bottom, prevent dust sinuous flow, upper dust shield 4 and lower dust shield 5 from being phase
Same structure.
The charging aperture upper and lower of the dust suction chamber is provided with and destatics ion bar, and top is provided with 7KV and destatics 16 liang of ion bar
Root and 4.6KV destatic ion bar 17 1, and what lower section was provided with a 4.6KV destatics ion bar 17, and high-low pressure combines.
The guide duct connected by the lower dust shield 5 can set opening 18 in apparatus body lower end or so either side and install.
By the enforcement of the technical program, employ automatization and transmit automatically cleaner, and dirt pocket is adopted into dust suction
Mode carry out dedusting, overcome traditional dedusting method drawback, save operator, the working strength of operator is low,
The physical and mental health of staff will not be damaged.Greatly increase efficiency of dust collection simultaneously, while free from admixture and dust are more
Overflow in atmosphere, air will not be polluted.Also, realize that dedusting is imitated by the ion bar that destatics for designing multiple supply voltage
Fruit more rationality, four ball screw synchronization liftings, the upper-lower height and Seal Design of dust shield in regulation realize that this equipment is suitable for
Product it is more extensive, it is practical higher.
Above-described embodiment of the present utility model is only intended to clearly illustrate this utility model example, and is not
Restriction to embodiment of the present utility model.And for belong to connotation of the present utility model it is extended it is apparent
Change or variation still fall within protection domain of the present utility model.
Claims (6)
1. a kind of conveying type automatic electrostatic dust collection machine, it is characterised in that：Including workbench, transmitting device, dust arrester and control
Device, it is characterised in that：The workbench includes framework（1）And panel, framework（1）Cabinet type apparatus body, work are constituted with panel
Make platform transmitting device installed above, transmitting device includes transmission belt（2）And driving motor（3）, transmission belt（2）Centre position is arranged
For dirt pocket, dirt pocket setting dust arrester, dust arrester include air exhauster, upper dust shield（4）, lower dust shield（5）And control
Device（6）, controller（6）Connection external power source.
2. a kind of conveying type automatic electrostatic dust collection machine according to claim 1, it is characterised in that：The upper dust shield（4）
It is provided with ball screw synchronization lifting mechanism, including four ball screws（10）, ball screw（10）Lower end screw is fixed on dedusting
On the framework of room, ball screw（10）Top is provided with installing rack（11）, installing rack（11）Upper correspondence ball screw（10）It is provided with biography
Driving wheel（12）, drive（12）It is upper to pass through belt（13）Connection, installing rack（11）On be additionally provided with travelling gear（14）, travelling gear
（14）It is provided with adjusting handle（15）, by adjusting handle（15）Rotate travelling gear（14）, travelling gear（14）Drive belt
（13）, belt（13）Drive drive（12）Realize ball screw（10）Lifting.
3. a kind of conveying type automatic electrostatic dust collection machine according to claim 1, it is characterised in that：Described dust suction chamber or so two
While being provided with flexible check apron（7）, stretch check apron（7）Dust suction chamber both sides, upper end and upper dust shield are fixed in lower end（4）Connection.
4. a kind of conveying type automatic electrostatic dust collection machine according to claim 1, it is characterised in that：The upper dust shield（4）
Periphery is provided with sealing baffle and upper lid（8）, upper dust shield（4）For bucking ladder structure, the exhaust vent of uniform arrangement in which, is provided with
（41）, and air knife baffle plate is provided with bottom（42）, prevent dust sinuous flow, upper dust shield（4）With lower dust shield（5）For identical knot
Structure.
5. a kind of conveying type automatic electrostatic dust collection machine according to claim 1, it is characterised in that：The charging of the dust suction chamber
Mouth upper and lower is provided with and destatics ion bar, and top is provided with 7KV and destatics ion bar（16）Two and 4.6KV destatic ion bar
（17）One, what lower section was provided with a 4.6KV destatics ion bar（17）, high-low pressure combines.
6. a kind of conveying type automatic electrostatic dust collection machine according to claim 1, it is characterised in that：The lower dust shield（5）
The guide duct for being connected can set opening in apparatus body lower end or so either side（18）Install.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621137666.2U CN206153225U (en) | 2016-10-20 | 2016-10-20 | Automatic electrostatic precipitator machine of transmission formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621137666.2U CN206153225U (en) | 2016-10-20 | 2016-10-20 | Automatic electrostatic precipitator machine of transmission formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206153225U true CN206153225U (en) | 2017-05-10 |
Family
ID=58654841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621137666.2U Active CN206153225U (en) | 2016-10-20 | 2016-10-20 | Automatic electrostatic precipitator machine of transmission formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206153225U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081323A (en) * | 2017-05-18 | 2017-08-22 | 捷开通讯(深圳)有限公司 | Automatic dust removing apparatus |
| CN109292118A (en) * | 2018-09-06 | 2019-02-01 | 邹锋高 | A kind of injecting type printer carbon dust packing device |
| CN113976569A (en) * | 2021-11-26 | 2022-01-28 | 中日龙电器制品(杭州)有限公司 | Plastic uptake box dust removal device and use method thereof |
-
2016
- 2016-10-20 CN CN201621137666.2U patent/CN206153225U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081323A (en) * | 2017-05-18 | 2017-08-22 | 捷开通讯(深圳)有限公司 | Automatic dust removing apparatus |
| CN109292118A (en) * | 2018-09-06 | 2019-02-01 | 邹锋高 | A kind of injecting type printer carbon dust packing device |
| CN113976569A (en) * | 2021-11-26 | 2022-01-28 | 中日龙电器制品(杭州)有限公司 | Plastic uptake box dust removal device and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206153225U (en) | Automatic electrostatic precipitator machine of transmission formula | |
| CN206296074U (en) | A kind of electrostatic precipitator | |
| CN207155009U (en) | A kind of laser cutting machine tool high effect dust cleaner | |
| CN205217514U (en) | Automatic transmission dust collecting equipment | |
| CN107470776A (en) | A kind of laser cutting machine tool high effect dust cleaner | |
| CN202447329U (en) | Lead ingot dust cleaning device for lead ingot granulator | |
| CN201109069Y (en) | Dust absorption polishing bench | |
| CN211437023U (en) | Seed edulcoration device for agricultural | |
| CN207415045U (en) | A kind of Multifunctional desk component processing machine of keeping to the side | |
| CN208466719U (en) | A kind of multiduty exhausting-dusting device | |
| CN208758113U (en) | Cleaning plant is used in a kind of production of electronic product | |
| CN203343122U (en) | Plastic uptake tray dust removal device | |
| CN206886318U (en) | A kind of cloth intermediate conveying device with upper and lower automatic dust absorption | |
| CN206604837U (en) | A kind of dust arrester of mechanical workpieces | |
| CN204684847U (en) | A kind of scraper plate dedusting dust collect plant | |
| CN106424878A (en) | Combined device for conducting groove milling and cleaning on intelligent card | |
| CN106606906A (en) | Energy-saving dedusting device | |
| CN110813849A (en) | Dust collector for electric automation equipment | |
| CN208744333U (en) | A kind of novel drilling machine | |
| CN208303469U (en) | Conveying device is used in the energy-saving and environment-friendly machining of one kind | |
| CN208373589U (en) | A kind of impurity eliminating machine for rice processing | |
| CN208714672U (en) | A kind of PVC decorative board transfer device | |
| CN207956954U (en) | A kind of belt-type transport system | |
| CN205995903U (en) | A kind of environmental clean dust-proof collecting bin collection device | |
| CN206240811U (en) | Solar cell panel dust removes robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 518100 Guangdong Shenzhen Songgang street Luotian community Xiangshan Avenue Rong Hui Xiangshan Bay Industrial Park building C 702 Patentee after: SHENZHEN TAILICHUANGSI TECHNOLOGY CO., LTD. Address before: 518100 room 921, Tianli science and technology building, 1 Songgang Road, Baoan District Road, Shenzhen, Guangdong Patentee before: SHENZHEN TAILICHUANGSI TECHNOLOGY CO., LTD. |
|
| CP02 | Change in the address of a patent holder |