CN109520279A - A kind of brake system of rail vehicle slide valve machine dry clearly - Google Patents
A kind of brake system of rail vehicle slide valve machine dry clearly Download PDFInfo
- Publication number
- CN109520279A CN109520279A CN201910060419.9A CN201910060419A CN109520279A CN 109520279 A CN109520279 A CN 109520279A CN 201910060419 A CN201910060419 A CN 201910060419A CN 109520279 A CN109520279 A CN 109520279A
- Authority
- CN
- China
- Prior art keywords
- slide valve
- brake system
- rail vehicle
- tuyere
- solenoid valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000002000 scavenging effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000001035 drying Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
- B08B5/043—Cleaning travelling work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
This application discloses a kind of brake system of rail vehicle slide valve machines dry clearly, including Qing Gan mechanism, rack, shield mechanism and electrical control, the Qing Gan mechanism includes slide valve pallet, movement mechanism, tuyere component, ventilation blower, the shield mechanism includes upper cover, sweep-up pipe A, lower cover, cabinet door and sealing plate, the electrical control includes several solenoid valve blocks, start stop switch and one piece of touch screen, each solenoid valve of solenoid valve block successively controls each tuyere of tuyere component, the present invention being capable of effective residual liquid in the slide-valve surface of dry clearly 104 and 120 valves and inner cavity, it is high-efficient, it cleans out, it is pollution-free to environment and operator.The machine uses full-closed structure, prevents the splashing of cleaning solution, it is ensured that operator will not suck body, and work-yard is clean, meet the requirement of national environmental protection.Meanwhile disposable achievable 12 slide valves of the machine is clear dry, each scavenging period is no more than 1min, and speed is fast, and cleaning effect is good.It can save manually, effectively improve artificial usability.
Description
Technical field
The present disclosure relates generally to equipment dry clearly, and in particular to a kind of brake system of rail vehicle slide valve machine dry clearly.
Background technique
At this stage, brake system of rail vehicle master main valve to be used is 104 valves (car) and 120 valves (lorry), 104 and
The critical component of 120 valves --- slide valve, after ultrasonic cleaning is complete, surface and inner cavity remain certain cleaning solution, before storage
It must clean out.Currently used way is that operator takes slide valve on the other hand, high pressure air pressure gun is taken on the other hand, first to its individual channel
Be blowed, after to slide valve outer surface dry, after feeling drying, be packed into tool box storage.This operation, leads to cleaning solution
It flies around with high-pressure blast, work-yard is thick on the ground, and whether spool cavity dries up, it is also difficult to know.The way simultaneously
Low efficiency, large labor intensity, drying effect is indefinite, and cleaning solution is easily made to be drawn into the intrapulmonary of operator, and it is strong to influence body
Health, environmental impact assessment are difficult to pass through, and to solve this problem, develop HFC slide valve machine dry clearly.
Summary of the invention
In view of drawbacks described above in the prior art or deficiency, it is dry clearly to be intended to provide a kind of brake system of rail vehicle slide valve
Machine.
According to technical solution provided by the embodiments of the present application, a kind of brake system of rail vehicle slide valve machine dry clearly, including
Qing Gan mechanism, rack, shield mechanism and electrical control,
The Qing Gan mechanism includes slide valve pallet, movement mechanism, tuyere component, ventilation blower, and the tuyere component is mounted on
On the movement mechanism, the ventilation blower is connected to the side of the shield mechanism by four hoses,
The shield mechanism includes upper cover, sweep-up pipe A, lower cover, cabinet door and sealing plate, and described upper cover and lower cover composition one close
Seal space, in the middle part of the outer side-lower of the lower cover be equipped with two groups described in sweep-up pipe A, install on the outer middle side part of the upper cover
Sweep-up pipe B described in having two groups is equipped with the cabinet door and sealing plate below the lower cover；
The electrical control includes several solenoid valve blocks, start stop switch and one piece of touch screen, each solenoid valve of solenoid valve block according to
Each tuyere of secondary control tuyere component, the start stop switch and touch screen installation are on the cover；
The Qing Gan mechanism is mounted in the shield mechanism by the rack, in the top surface and preceding table of the upper cover
Face position corresponding with the Qing Gan mechanism is equipped with the inlet and outlet of slide valve, and four hoses are connected to the sweep-up pipe
On A and sweep-up pipe B, the other end of the hose is connected on a ventilation blower interface, is pacified in the other side of the ventilation blower interface
It is filled with an exhaust fan, the exhausting end of the exhaust fan is mounted on the end face of the ventilation blower interface, in the ventilation blower interface
Top is equipped with an air outlet, and the exhaust fan is fixed by screws on a bracket.
In the present invention, further, movement mechanism includes motor, gear assembly, rackwork and link mechanism, connecting rod machine
The input terminal of structure is connected on the output end of motor, and the two sides of gear assembly are installed with rackwork, the motor installation respectively
On the rack.
In the present invention, further, the tuyere component includes mounting rack and tuyere, and mounting rack is in side U-shaped structure,
The both sides up and down of mounting rack and side are installed with corresponding tuyere respectively.
In the present invention, further, the sweep-up pipe A is nonmetallic stretchable tubular structure.
In the present invention, further, the gear assembly include gear, gear shaft, axle sleeve, thrust ball bearing, flat key and
Rubber closure.
In the present invention, further, the rackwork includes rack gear, guide rail, bearing pin shaft, deep groove ball bearing and cross
Slot sunk screw.
In the present invention, further, the solenoid valve block includes packaging valve plate and two-position-five-way solenoid valve, two-position five-way electricity
Magnet valve is fixed by screws on packaging valve plate.
In the present invention, further, the start stop switch is connected on the controller of touch screen by conducting wire.
In the present invention, further, the motor is stepper motor.
In conclusion the application's the utility model has the advantages that
Can effective residual liquid in the slide-valve surface of dry clearly 104 and 120 valves and inner cavity, it is high-efficient, clean out,
It is pollution-free to environment and operator.The machine uses full-closed structure, prevents the splashing of cleaning solution, it is ensured that operator will not suck
Body meets the requirement of national environmental protection.Meanwhile disposable achievable 12 slide valves of the machine is clear dry, each scavenging period does not surpass
1min is crossed, speed is fast, and cleaning effect is good.It can save manually, effectively improve artificial usability.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is forward sight structural schematic diagram of the present invention；
Fig. 2 is side structure schematic view of the invention；
Fig. 3 is the overlooking structure diagram of shield mechanism one end of the present invention；
Fig. 4 is the structural schematic diagram of movement mechanism in the present invention；
Fig. 5 is tuyere component structure diagram of the invention；
Fig. 6 is the structural schematic diagram of solenoid valve block in the present invention；
Fig. 7 is the structural schematic diagram of middle gear component of the present invention；
Fig. 8 is the overlooking structure diagram of middle rack mechanism of the present invention；
Fig. 9 is the side structure schematic view of middle rack mechanism of the present invention；
Figure 10 is that the present invention removes the structural schematic diagram after shield mechanism.
Figure label:
In figure:
Qing Gan mechanism -100, rack -200, shield mechanism -300, electrical control -400
Slide valve pallet -1, movement mechanism -2, tuyere component -3, ventilation blower -4
Hose -4.1
Upper cover -10, sweep-up pipe A-11, lower cover -12, cabinet door -13, sealing plate -14, sweep-up pipe B-11.1, ventilation blower
Interface -15, solenoid valve block -16；
Motor -2.1, gear assembly -2.2, rackwork -2.3, link mechanism -2.4；
Mounting rack -3.1, tuyere -3.2；
Gear -2.21, gear shaft -2.22, axle sleeve -2.23, thrust ball bearing -2.24, flat key -2.25, rubber are close
Capping -2.26；
Rack gear -2.31, guide rail -2.32, deep groove ball bearing -3.33, cross recessed countersunk head sscrew -3.34, bearing pin
Axis -2.35；
Packaging valve plate -31, two-position-five-way solenoid valve -32.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Please refer to Fig. 1-Figure 10, a kind of brake system of rail vehicle slide valve machine dry clearly, including Qing Gan mechanism 100, rack
200, shield mechanism 300 and electrical control 400, the Qing Gan mechanism 100 include slide valve pallet 1, movement mechanism 2, tuyere component
3, ventilation blower 4, the tuyere component 3 are mounted on the movement mechanism 2, and the ventilation blower 4 is connected to by four hoses 4.1
The side of the shield mechanism 300, the shield mechanism 300 include upper cover 10, sweep-up pipe A11, lower cover 12, cabinet door 13 and sealing plate
14, the upper cover 10 and lower cover 12 form a sealing space, and two groups of institutes are equipped in the middle part of the outer side-lower of the lower cover 12
State sweep-up pipe A11, be equipped with two groups on the outer middle side part of the upper cover 10 described in sweep-up pipe B11.1, the lower section of the lower cover 12
The cabinet door 13 and sealing plate 14 are installed；Wherein sealing plate 14 is the side sealing plate of lower cover 12.The electrical control 400 includes several
Solenoid valve block 16, start stop switch and one piece of touch screen, each solenoid valve of solenoid valve block 16 successively connect with each tuyere of tuyere component 3
It connects, the start stop switch and touch screen are mounted in the upper cover 10；The Qing Gan mechanism 100 is installed by the rack 200
In the shield mechanism 300, on top surface and the front surface position corresponding with the Qing Gan mechanism 100 of the upper cover 10
Inlet and outlet equipped with slide valve, four hoses 4.1 are connected on the sweep-up pipe A11 and sweep-up pipe B11.1, described soft
The other end of pipe 4.1 is connected on a ventilation blower interface 15, is installed with an exhaust fan in the other side of the ventilation blower interface 15
4, the exhausting end of the exhaust fan 4 is mounted on the end face of the ventilation blower interface 15, sets in the top of the ventilation blower interface 15
There is an air outlet, the exhaust fan 4 is fixed by screws on a bracket.Movement mechanism 2 includes motor 2.1, gear assembly
2.2, rackwork 2.3 and link mechanism 2.4, the input terminal of link mechanism 2.4 are connected on the output end of motor 2.1, gear
The two sides of component 2.2 are installed with rackwork 2.3 respectively, and the motor 2.1 is mounted in the rack 200.The tuyere group
Part 3 includes mounting rack 3.1 and tuyere 3.2, and mounting rack 3.1 is in side U-shaped structure, in the both sides up and down of mounting rack 3.1 and side
Corresponding tuyere 3.2 is installed respectively.The sweep-up pipe A11 is nonmetallic stretchable tubular structure.The gear assembly 2.2 wraps
Include gear 2.21, gear shaft 2.22, axle sleeve 2.23, thrust ball bearing 2.24, flat key 2.25 and rubber closure 2.26.The tooth
Mechanism 2.3 includes rack gear 2.31, guide rail 2.32, bearing pin shaft 2.35, deep groove ball bearing 3.33 and cross recessed countersunk head sscrew
3.34.The solenoid valve block 16 includes packaging valve plate 31 and two-position-five-way solenoid valve 32, and two-position-five-way solenoid valve 32 passes through screw
It is fixed on packaging valve plate 31.Further, the start stop switch is connected on the controller of touch screen by conducting wire.The electricity
Machine 2.1 is 86 stepper motors.
As shown in Figure 10, when work: slide valve is placed on slide valve pallet 1, side 6, totally 2 side.Movement mechanism 2 drives wind
Nozzle assembly 3 moves reciprocatingly, and dries up the remaining cleaning fluid of slide valve upper and lower surface and inner cavity.Tuyere 3.2 reaches corresponding slide valve hole
Continue to act after stopping 3s in place.The mechanism can repeatedly clear up one group of slide valve, it is ensured that clean out.
When removing slide valve residual liquid, the water mist that high-pressure blast is blown afloat need to absorb in time, otherwise can enter other cavitys.The machine
Using high-power, the big ventilation blower 4 of air quantity effectively drains the waste liquid of discharge.
In tuyere component 3, in conjunction with the quantity of face above and below slide valve, top is 4 groups integrated, and lower part is 3 groups integrated, 2 groups of side
Tuyere 3.2.Upper and lower two groups of tuyeres 3.2 are arbitrarily switched, side tuyere in conjunction with the effect of cleaning by two-position-five-way solenoid valve 32
3.2, it maintains a normally open.
It in movement mechanism 2, mainly contains, motor 2.1,2.21,2 groups of rack gears 2.31 of gear.Motor 2.1 drives movement
Mechanism 2 makes the tuyere component 3 being mounted on rack gear 2.31 generate reciprocating motion, and drives gear 2.21, makes another group of tuyere group
The movement of 3 opposite direction of part.
Mainly by upper cover 10, sweep-up pipe (totally 4), lower cover 12, cabinet door 13 (totally 4), sealing plate 14 in shield mechanism 300
(totally 2) composition.Wherein upper cover 10 and lower cover 12 form a sealing space, and slide valve and Qing Gan mechanism 100 wherein, generate
Water mist be sucked out by ventilation blower 4 through sweep-up pipe.When slide valve is placed, the sliding door for opening 10 top of upper cover can also be beaten if you need to adjust
Open the front door of upper cover 10.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (9)
1. a kind of brake system of rail vehicle slide valve machine dry clearly, including Qing Gan mechanism (100), rack (200), shield mechanism
(300) and electrical control (400), it is characterized in that:
The Qing Gan mechanism (100) includes slide valve pallet (1), movement mechanism (2), tuyere component (3), ventilation blower (4), the wind
Nozzle assembly (3) is mounted on the movement mechanism (2), and the ventilation blower (4) is connected to the shield by four hoses (4.1)
The side of mechanism (300),
The shield mechanism (300) includes upper cover (10), sweep-up pipe A (11), lower cover (12), cabinet door (13) and sealing plate (14), institute
It states upper cover (10) and lower cover (12) forms a sealing space, two groups of institutes are installed in the middle part of the outer side-lower of the lower cover (12)
State sweep-up pipe A (11), be equipped with two groups on the outer middle side part of the upper cover (10) described in sweep-up pipe B (11.1), the lower cover
(12) cabinet door (13) and sealing plate (14) are installed below；
The electrical control (400) includes several solenoid valve blocks (16), start stop switch and one piece of touch screen, solenoid valve block (16)
Each solenoid valve is successively connect with each tuyere of tuyere component (3), and the start stop switch and touch screen are mounted on the upper cover (10)
On；
The Qing Gan mechanism (100) is mounted in the shield mechanism (300) by the rack (200), in the upper cover
(10) top surface and front surface position corresponding with Qing Gan mechanism (100) is equipped with the inlet and outlet of slide valve, described in four
Hose (4.1) is connected on the sweep-up pipe A (11) and sweep-up pipe B (11.1), the other end connection of the hose (4.1)
On a ventilation blower interface (15), one exhaust fan (4), the exhaust fan are installed in the other side of the ventilation blower interface (15)
(4) exhausting end is mounted on the end face of the ventilation blower interface (15), is equipped with one in the top of the ventilation blower interface (15) and goes out
Air port, the exhaust fan (4) are fixed by screws on a bracket.
2. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the fitness machine
Structure (2) includes motor (2.1), gear assembly (2.2), rackwork (2.3) and link mechanism (2.4), link mechanism (2.4)
Input terminal is connected on the output end of motor (2.1), and the two sides of gear assembly (2.2) are installed with rackwork (2.3), institute respectively
Motor (2.1) is stated to be mounted on the rack (200).
3. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the tuyere group
Part (3) includes mounting rack (3.1) and tuyere (3.2), and mounting rack (3.1) is in side U-shaped structure, above and below mounting rack (3.1)
Both sides and side are installed with corresponding tuyere (3.2) respectively.
4. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the sweep-up pipe
A (11) is nonmetallic stretchable tubular structure.
5. a kind of brake system of rail vehicle according to claim 2 slide valve machine dry clearly, it is characterized in that: the gear set
Part (2.2) includes gear (2.21), gear shaft (2.22), axle sleeve (2.23), thrust ball bearing (2.24), flat key (2.25) and rubber
Glue sealing cover (2.26).
6. a kind of brake system of rail vehicle according to claim 2 slide valve machine dry clearly, it is characterized in that: the rack machine
Structure (2.3) includes rack gear (2.31), guide rail (2.32), bearing pin shaft (2.35), deep groove ball bearing (3.33) and cross recess countersunk head
Screw (3.34).
7. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the solenoid valve
Group (16) includes packaging valve plate (31) and two-position-five-way solenoid valve (32), and two-position-five-way solenoid valve (32) is fixed by screws in collection
It fills on valve plate (31).
8. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the start and stop are opened
Pass is connected on the controller of touch screen by conducting wire.
9. a kind of brake system of rail vehicle according to claim 1 slide valve machine dry clearly, it is characterized in that: the motor
It (2.1) is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060419.9A CN109520279A (en) | 2019-01-22 | 2019-01-22 | A kind of brake system of rail vehicle slide valve machine dry clearly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060419.9A CN109520279A (en) | 2019-01-22 | 2019-01-22 | A kind of brake system of rail vehicle slide valve machine dry clearly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109520279A true CN109520279A (en) | 2019-03-26 |
Family
ID=65799400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910060419.9A Pending CN109520279A (en) | 2019-01-22 | 2019-01-22 | A kind of brake system of rail vehicle slide valve machine dry clearly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109520279A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665904A (en) * | 2019-09-24 | 2020-01-10 | 山东帝胜变速器有限公司 | Foreign matter residue purging device for gearbox valve body |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1015506A (en) * | 1996-06-28 | 1998-01-20 | Ooga:Kk | Work-cleaning device using multiple joint robot |
| KR20040066288A (en) * | 2003-01-17 | 2004-07-27 | (주)대호엔지니어링 | railroad car washing machine with leakage apparatus |
| CN202757397U (en) * | 2012-06-29 | 2013-02-27 | 瑞智(青岛)精密机电有限公司 | Wind-force drying device |
| CN105107783A (en) * | 2015-07-20 | 2015-12-02 | 太原鹏跃电子科技有限公司 | Intelligent micro-control secondary cleaning machine for brake valve of railway vehicle |
| CN207839561U (en) * | 2017-10-12 | 2018-09-11 | 盐城华光又永汽车部件有限公司 | Outer water cut of automobile product forming mould automatic dust-absorbing device |
| CN209439130U (en) * | 2019-01-22 | 2019-09-27 | 成都智泰轨道技术有限公司 | A kind of brake system of rail vehicle slide valve machine dry clearly |
-
2019
- 2019-01-22 CN CN201910060419.9A patent/CN109520279A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1015506A (en) * | 1996-06-28 | 1998-01-20 | Ooga:Kk | Work-cleaning device using multiple joint robot |
| KR20040066288A (en) * | 2003-01-17 | 2004-07-27 | (주)대호엔지니어링 | railroad car washing machine with leakage apparatus |
| CN202757397U (en) * | 2012-06-29 | 2013-02-27 | 瑞智(青岛)精密机电有限公司 | Wind-force drying device |
| CN105107783A (en) * | 2015-07-20 | 2015-12-02 | 太原鹏跃电子科技有限公司 | Intelligent micro-control secondary cleaning machine for brake valve of railway vehicle |
| CN207839561U (en) * | 2017-10-12 | 2018-09-11 | 盐城华光又永汽车部件有限公司 | Outer water cut of automobile product forming mould automatic dust-absorbing device |
| CN209439130U (en) * | 2019-01-22 | 2019-09-27 | 成都智泰轨道技术有限公司 | A kind of brake system of rail vehicle slide valve machine dry clearly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665904A (en) * | 2019-09-24 | 2020-01-10 | 山东帝胜变速器有限公司 | Foreign matter residue purging device for gearbox valve body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209439130U (en) | A kind of brake system of rail vehicle slide valve machine dry clearly | |
| CN209222786U (en) | Using the non-oxidation laser cleaning equipment of protective gas atmosphere | |
| CN109520279A (en) | A kind of brake system of rail vehicle slide valve machine dry clearly | |
| CN101518856B (en) | Air passage on-off device | |
| CN2850841Y (en) | Dust-free electric drill device | |
| CN105351292A (en) | Heat dissipation control system and vehicle with same | |
| CN109365416A (en) | Using the non-oxidation laser cleaning equipment of protective gas atmosphere | |
| CN108160551A (en) | A kind of cleaning device of auto parts machinery | |
| CN101502823B (en) | Non-gaseous coating apparatus | |
| CN207288233U (en) | One kind closing ion drifting dust equipment | |
| CN108919910A (en) | A kind of moisture-proof computer cabinet | |
| CN210770347U (en) | Sealing gate valve | |
| CN107440317A (en) | Multifunctional cleaning rifle | |
| KR20160026446A (en) | Apparatus for vacuum cleaning | |
| CN111564122A (en) | LED display screen with automatic dust removal and decontamination functions | |
| CN110925254A (en) | Pneumatic hydraulic safety system | |
| CN203681493U (en) | Pure air-control and air-operated window wiper motor for railway locomotive | |
| CN213838950U (en) | Prevent axial fan of abnormal sound | |
| CN106975724A (en) | One kind riveting fifth wheel is removed and collection device | |
| CN201427094Y (en) | Airless spraying unit | |
| CN111082343B (en) | Dehumidification cooling block terminal | |
| CN210585673U (en) | Dispensing machine with high dispensing precision | |
| CN201817117U (en) | Pneumatic valve suction fan | |
| CN206780583U (en) | A kind of dust suction switching device of woodwork processing center | |
| CN221459883U (en) | Adjustable dust removing mechanism of down filling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190326 |
|
| WD01 | Invention patent application deemed withdrawn after publication |