CN106248362A - The noise elimination drain clamp of 120/104 main valve and pop valve thereof - Google Patents
The noise elimination drain clamp of 120/104 main valve and pop valve thereof Download PDFInfo
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- CN106248362A CN106248362A CN201610723124.1A CN201610723124A CN106248362A CN 106248362 A CN106248362 A CN 106248362A CN 201610723124 A CN201610723124 A CN 201610723124A CN 106248362 A CN106248362 A CN 106248362A
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- drainage tube
- valve
- handle
- air vent
- noise elimination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Details Of Valves (AREA)
Abstract
The present invention relates to railway vehicle brake valve Detecting data technical field, more specifically, relate to the noise elimination drain clamp of a kind of 120/104 main valve and pop valve thereof；This device is for having been put into using and still at the testing stand of lifetime operation, install additional according to the requirement later stage of environmental protection and occupational health standard, install this device additional, do not change the test structure of original type, testing stand self performance and test effect are not had any impact；Including drainage tube, centre pilot centring ring, clamping lever and deafener, described centre pilot centring ring connects with drainage tube, and can go deep into brake valve air vent positions, drainage tube can the most stably be connected by described clamping lever with brake valve air vent, described deafener is connected with drainage tube, eliminates noise；Present invention is mainly applied to rolling stock aspect.
Description
Technical field
The present invention relates to railway vehicle brake valve Detecting data technical field, be specifically related to brake valve and detect at testing stand
Time noise elimination noise reduction processing means, particularly to the noise elimination drain clamp of a kind of 120/104 main valve and pop valve thereof.
Background technology
120/104 main valve and pop valve thereof, be lorry/passenger vehicle brake valve conventional in railway vehicle braking system, it is necessary to
Special test platform periodically to carry out special Dynamic performance examination to 120 main valves/pop valve, 104 main valves/pop valve.Test
Noise spot on platform is dispersed in multiple position, and the type of noise spot is different, the row on 120/104 main valve and pop valve thereof
QI KOU belongs to one of which, specifically include the air vent of 120 main valves, semi-automatic graduated release valve air vent and handle portion air vent, 104
The equilibrium portion air vent of main valve and service portion air vent, the air vent of 120/104 pop valve.In process of the test, when high pressure is empty
Gas, when main valve/pop valve vent is discharged rapidly, can produce the biggest volume, soil boy structure sound pollution.Through measuring, its peak value
Volume is up to 120 dB(decibels), average volume is also at 95 dB ~ 100 dB.If multiple testing stands work simultaneously, more can produce folded
Add lasting noise circumstance.
" Code for design of noise cintrol in industrial enterprises " GB/T 50087-2013 standard specifies, workshop noise level limit is
85 dB.It is therefore necessary to testing stand to be taked noise elimination noise reduction measure.At present, in actual use, also do not test for this type of
The work noise of platform has the device of noise elimination noise reduction.
Summary of the invention
In order to overcome the deficiency in the presence of prior art, it is provided that the noise elimination of a kind of 120/104 main valve and pop valve thereof is drawn
Stream clamp, these noise elimination drain clamp carry out noise elimination water conservancy diversion mainly for main valve/pop valve air vent noise spot, it is simply that each arranged
The high pressure draught of QI KOU, accessible water conservancy diversion enters the special purpose device of acoustic filter, and the noise elimination drain clamp of the present invention are for existing
, the Special test platform still run in lifetime, install additional according to requirement later stage of environmental protection and occupational health standard, be special using
To 120/104 main valve and the noise eliminating silencer of pop valve air vent thereof in test, install this device additional, do not change original type
Test structure, on testing stand self performance and test effect there is no any impact.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is:
The noise elimination drain clamp of 120/104 main valve and pop valve thereof, including drainage tube, centre pilot centring ring and clamping lever,
Described centre pilot centring ring connects with drainage tube, and can go deep into positioning in brake valve air vent, and described clamping lever can
The most stably being connected with brake valve air vent by drainage tube, the described drainage tube other end connects flexible pipe and makes an uproar to eliminate to deafener
Sound.
Described brake valve is 104 main valves, and described drainage tube includes drainage tube A, drainage tube B and drainage tube C, drainage tube A mono-
Holding and connect with equilibrium portion air vent, drainage tube C one end connects with service portion air vent, and drainage tube B one end is disappeared by hose connection
Sound device, described clamping lever includes handle A, pin A, connecting rod A, contiguous block A and connecting tube A, described drainage tube A and drainage tube C)
The one end connecting air vent is respectively and fixedly provided with centre pilot centring ring and seals adjustable frames, seals adjustable frames and can make drain
Pipe and air vent airtight connection, the other end of drainage tube A is fixing is communicated with connecting tube A, connecting tube A also with one end of drainage tube B
Connection, the other end of described drainage tube C is fixing with drainage tube B to be connected, and described contiguous block A fixes with connecting tube A, and handle A passes through
Connecting rod A is rotationally connected with contiguous block A, and handle A corner is fixed with pin A, makes handle A can rotate relative to drainage tube C.
Described drainage tube A is provided with unidirectional joint with the connectivity part of connecting tube A and the connectivity part of drainage tube C and drainage tube B
Stream baffle plate.
Gask-O-Seal A, described clamping lever is had to make between described sealing adjustable frames and centre pilot centring ring
The edge of brake valve air vent contacts stable firm with O-ring seal A.
Described brake valve is 120 main valves, and described drainage tube includes drainage tube D and drainage tube E, and described clamping lever includes hands
Handle B, pin B, connecting rod B, connection post, handle setting plate, down pressure claw A and lower compression fixing bolt, described drainage tube D is by connecting
Pipe B connects with sealing drain seat A, seals drain seat A and is connected with exhaust outlet of main valve by centre pilot centring ring, described drainage tube
Hose connection deafener is passed through in D one end, and the other end is communicated with connection post, and described drainage tube E is by connecting post with drainage tube D even
Logical, the other end of described drainage tube E is communicated with sealing drain seat B, seals drain seat B side and is communicated with sealing drain seat C, seals
Drain seat C upper end is connected with semi-automatic graduated release valve air vent by centre pilot centring ring, seals drain seat B and semi-automatic alleviation
Valve handle portion connects, and seals direction vertical with testing stand panel for drain seat B and is provided with push rod, and push rod is arranged on and seals drain
Seat B fix in the push rod guide cylinder of connection and can it back moves relatively, push rod can promote semi-automatic graduated release valve handle, handle
Fixed plate is arranged on connection post, and handle B is rotationally connected with handle setting plate by pin B, and connecting rod B is by handle B and presses down claw A
Being connected, lower pressure claw A front end is provided with lower compression fixing bolt, compresses the valve gap of 120 main valves, can be fixed by whole device.
The reciprocating motion of push rod is realized by following proposal: be provided with back-moving spring in push rod guide cylinder, the one of push rod
End connects back-moving spring, and the other end can cylinder piston rod on contact test deck plate.
The outer wall of centre pilot centring ring is arranged with sealing gasket, seals drain seat B upper edge and is provided with sealing gasket.
Described brake valve is 120/104 pop valve, and described drainage tube is drainage tube F, and flexible pipe is passed through in described drainage tube F one end
Being connected with deafener, the other end is provided with regulation screw thread, is fixedly installed outside centring ring outside centre pilot centring ring, outside
Centring ring is coupled with drainage tube F by regulation screw thread, and described clamping lever includes handle C, pin C, connecting rod C, contiguous block B, limit
Position block, down pressure claw B and platen, contiguous block B is fixed on drainage tube F, and handle C is rotationally connected with contiguous block B by pin C,
Positive stop is fixed on contiguous block B, is positioned at handle C bent angle front, and for limiting the moving direction of handle C, connecting rod C one end leads to
Crossing pin C to be rotationally connected with handle C bent angle position, the other end is connected with pressure claw B posterior rotation down by pin C, lower pressure claw B
Being connected with rotating over of contiguous block B by pin C, lower pressure claw B front end is provided with platen, can push down urgent valve gap.
It is provided with O-ring seal B between described centre pilot centring ring and outside centring ring.
The diameter of described drainage tube is more than the diameter of air vent.
Compared with prior art, the present invention is had the beneficial effect that
The most all testing stands for the detection of railway vehicle braking parts all do not have sound-deadening and noise-reducing function, the invention belongs to head
Wound, by drainage tube, centre pilot centring ring, clamping lever and the deafener of these noise elimination drain clamp, to different on testing stand
Noise point carries out the concentration sound-deadening and noise-reducing of subchannel water conservancy diversion and processes, by the noisy environment that original average volume is 95 dB ~ 100dB
It is reduced to below 80dB, meets environmental requirement and occupational health standard.Package unit uses non-resistance drain to concentrate noise elimination
Theory, novel in design, simple to operation, do not change and do not affect test bed testing structure and performance, the present invention is specifically designed to test
In to 120/104 main valve and the noise elimination noise reduction of pop valve air vent thereof.
Accompanying drawing explanation
Fig. 1 is the structural representation of 104 main valve noise elimination drain clamp in the embodiment of the present invention；
Fig. 2 is the structural representation of 120 main valve noise elimination drain clamp in the embodiment of the present invention；
Fig. 3 is the structural representation of 120/104 pop valve noise elimination drain clamp in the embodiment of the present invention.
In figure: 11 be drainage tube A, 12 be drainage tube B, 13 be drainage tube C, 14 be drainage tube D, 15 be drainage tube E, 16 be
Drainage tube F, guide-localization circle centered by 2,21 be outside centring ring, 31 for seal adjustable frames, 32 for seal drain seat A,
33 for seal drain seat B, 34 for seal drain seat C, 411 be handle A, 412 for pin A, 413 for connecting rod A, 414 be contiguous block
A, 415 be connecting tube A, 416 for connecting tube B, 421 for handle B, 422 for pin B, 423 for connecting rod B, 424 for connect post, 425
For handle setting plate, 426 be down pressure claw A, 427 be lower compression fixing bolt, 431 be handle C, 432 be pin C, 433 for connecting rod
C, 434 be contiguous block B, 435 be positive stop, 436 be pressure claw B down, 437 be platen, 51 be Gask-O-Seal A, 52 for ring
Shape sealing ring B, 61 be push rod, 62 for push rod guide cylinder, 7 for regulation screw thread.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Refering to Fig. 1-Fig. 3, the noise elimination drain clamp of 120/104 main valve and pop valve thereof, fixed including drainage tube, centre pilot
Position circle 2 and clamping lever, described centre pilot centring ring 2 connects with drainage tube, and can go deep into carrying out in brake valve air vent determining
Position, drainage tube can the most stably be connected by described clamping lever with brake valve air vent, and the described drainage tube other end connects flexible pipe
To deafener to eliminate noise.
Referring to Fig. 1, the 104 main valve noise elimination drain clamp used when brake valve is 104 main valve, due to 104 main valves
Equilibrium portion air vent and service portion air vent the most in one plane, it requires that device can be directed at the two air vent simultaneously
And pinch seal.For preventing a certain air vent expellant gas from entering in another air vent by drainage tube, to test result
Impacting, be provided with unidirectional shut-off damper in the relevant position of drainage tube, gas can only be discharged from drainage tube, it is impossible to reversely falls
Stream.
Equilibrium mouth expellant gas is carried out drain by drainage tube A11.Drainage tube A11 leads with the installation center, one end of bent angle
To centring ring 2, the outside installation of centring ring seals adjustable frames 31, has Gask-O-Seal A51 in base and centring ring.Drainage tube
The other end of A11 is welded in connecting tube A415, and there is unidirectional shut-off damper the position that drainage tube A11 is connected with connecting tube A415,
The air preventing service portion air vent from discharging enters equilibrium portion air vent by drainage tube A11.
Drainage tube B12 is welded in connecting tube A415, in other end connection flexible pipe to deafener.Connecting tube A415 is by two
Dividing docking to form, center culvert connects, and junction has sealing ring to seal.During operation clamping lever, connecting tube A415 joint can
Rotate.
Drainage tube C13 is L-shaped, and centre pilot centring ring 2 is installed in one end, and outside installation of centring ring seals adjustable frames
31, base and centring ring have Gask-O-Seal A51.The other end of drainage tube C13 is welded on drainage tube B12, drainage tube C13
There is unidirectional shut-off damper the position being connected with drainage tube B12, and the air preventing equilibrium portion air vent from discharging is entered by drainage tube C13
Enter service portion air vent.
Contiguous block A414 is welded in connecting tube A415, and contiguous block A414 is connected by connecting rod A413 with handle A411.Hands
Handle A411 corner has pin A412 to fix, and plays the effect of rotary shaft.
During operation, 104 main valves are arranged on testing stand, pull handle A411, and connecting tube A415 rotates, and makes drainage tube A11
And between drainage tube C13, open certain angle, meet the space requirement installed.
By the centre pilot centring ring 2 alignment effect portion air vent of functional port, it extend in air vent, regulation equilibrium mouth
The position of centre pilot centring ring 2, makes this centring ring alignment equilibrium portion air vent, extend in air vent.By lower handle A411,
Device is fixed.The sealing adjustable frames 31 of regulation equilibrium mouth, makes the Gask-O-Seal A51 in base and the equilibrium of 104 main valves
Air vent edge, portion is in close contact, and seals this air vent.The sealing adjustable frames 31 of regulation functional port, makes the annular in base
Sealing gasket A51 and 104 main valve service portion air vent edges are in close contact, and seal this air vent.
During two vent of 104 main valves, gas enters in drainage tube, and drainage tube caliber is more than diameter of outlet,
So this device does not affect flow and the speed of aerofluxus.
Refer to Fig. 2, the 120 main valve noise elimination drain clamp used when brake valve is 120 main valve, three of 120 main valves
Steam vent is all located at the lower plane of valve body, is all downward aerofluxus, so the sealing drain seat of device is all opening upwards.For preventing
A certain air vent expellant gas is entered in other air vent by drainage tube, impacts test result, at drainage tube
Relevant position unidirectional shut-off damper is installed, gas can only be discharged from drainage tube, it is impossible to reversely flows backwards.
The sealing drain seat A32 of exhaust outlet of main valve connect with drainage tube D14 by connecting tube B416, connecting tube B416 and this
There is unidirectional shut-off damper the position that drain seat connects, it is possible to the air preventing drainage tube E15 from discharging enters exhaust outlet of main valve.Main valve
The sealing drain seat A32 of air vent is arranged above centre pilot centring ring 2, and centring ring outer wall is cased with sealing gasket.Drainage tube D14 one end
It is connected with being connected post 424, in other end connection flexible pipe to deafener.
Drainage tube E15 one end is connected with being connected post 424, converges with drainage tube D14 at this junction point and communicates, can the row of making
Gas in drainage tube E15 is entered in deafener by drainage tube D14.The drainage tube E15 other end connects slow with semi-automatic
Solving the sealing drain seat B33 of valve handle portion connection, this drain seat side connects the sealing connected with semi-automatic graduated release valve air vent
Drain seat C34, communicates inside the two drain seat, and the two steam vent being because 120 main valves is air draft simultaneously.
The direction vertical with testing stand panel at the sealing drain seat B33 of semi-automatic graduated release valve handle portion is provided with push rod
61, push rod 61 is arranged in push rod guide cylinder 62, has back-moving spring in push rod guide cylinder 62.Cylinder piston on testing stand panel
Bar promotes push rod 61, and push rod 61 promotes semi-automatic graduated release valve handle, completes test action.When cylinder piston rod is retracted, push rod 61
It is returned to initial position under the active force of back-moving spring.
There is sealing gasket the sealing drain seat B33 upper edge of semi-automatic graduated release valve handle portion, semi-automatic graduated release valve air vent
Centre pilot centring ring 2 outer wall is cased with sealing gasket, seals.
Handle setting plate 425 is arranged on connection post 424, and handle B421 is fixed on handle setting plate 425 by pin B422
On, connecting rod B423 by handle B421 and press down claw A426 to be attached, it is solid that lower pressure claw A426 leading portion is provided with lower compression
Bolt 427.
During operation, 120 main valves are arranged on testing stand, pull handle B421, make down to press claw A426 and connect post 424 it
Between open certain angle, meet install space requirement.
By the sealing drain seat A32 of exhaust outlet of main valve, the sealing drain seat B33 of semi-automatic graduated release valve handle portion, semi-automatic
The sealing drain seat C34 of graduated release valve air vent is directed at corresponding exhaust outlet, makes the sealing gasket on each drain seat that each row is completely covered
Edge, air port, and push rod 61 top alignment cylinder piston rod.By lower handle B421, lower pressure claw A426 front end moves downward, under
Compress fixing bolt 427 and compress the valve gap of 120 main valves, whole device is fixed.
During each vent of 120 main valves, gas enters in drainage tube, and drainage tube caliber is more than diameter of outlet,
So this device does not affect flow and the speed of aerofluxus.
Refer to Fig. 3, the 120/104 pop valve noise elimination drain clamp used when brake valve is 120/104 pop valve, draw
Flow tube F16 one end connects flexible pipe in deafener, and the other end is provided with regulation screw thread 7, centre pilot centring ring 2 and outside location
Circle 21 is an entirety, is arranged on the regulation screw thread 7 of drainage tube F16, the pendulum that centring ring can be limited on regulation screw thread 7
Dynamic, to adapt to the error that valve body produces when casting and assembling.Annular is had between centre pilot centring ring 2 and outside centring ring 21
Sealing gasket B52, acts the effect sealing valve port.Contiguous block B434 is vertically welded on drainage tube F16, and handle C431 is by pin C432
It is fixed on contiguous block B434.Positive stop 435 is welded on contiguous block B434, and position is handle C431 bent angle front, opponent
Handle C431 motion direction provides constraints.Connecting rod C433 one end is fixed on handle C431 bent angle position, the other end by pin C432
It is fixed on down pressure claw B436 rear portion by pin C432.Lower pressure claw B436 is fixed on the upper of contiguous block B434 by pin C432
Side.There is platen 437 lower pressure claw B436 front end, it is possible to push down urgent valve gap.
During operation, pop valve is arranged on testing stand, is lifted up by handle C431, makes down to press claw B436 upwards to lift
Rise, form opening.Centre pilot centring ring 2 is directed at pop valve air vent, extend into inside valve port, pop valve air vent edge with
Gask-O-Seal B52 contact between centre pilot centring ring 2 and outside centring ring 21, is pressed downward against handle C431, the company of drive
Bar C433 action, makes down to press the platen 437 on claw B436 to move downward, contacts with urgent valve gap, then with defeating handle C431,
This device is fixed.Now, Gask-O-Seal B52 is in close contact with pop valve air vent edge, plays sealing function.
During pop valve vent, being entered by gas in drainage tube, drainage tube caliber is more than diameter of outlet, so should
Device does not affect flow and the speed of aerofluxus.
The most only presently preferred embodiments of the present invention is explained in detail, but the present invention is not limited to above-described embodiment,
In the ken that those of ordinary skill in the art are possessed, it is also possible to make each on the premise of without departing from present inventive concept
Planting change, various changes should be included within the scope of the present invention.
Claims (10)
- The noise elimination drain clamp of 1.120/104 main valve and pop valve thereof, it is characterised in that: include that drainage tube, centre pilot position Circle (2) and clamping lever, described centre pilot centring ring (2) connects with drainage tube, and can go deep into carrying out in brake valve air vent Location, drainage tube can the most stably be connected by described clamping lever with brake valve air vent, and the described drainage tube other end connects soft Pipe to deafener to eliminate noise.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 1 and pop valve thereof, it is characterised in that: described Brake valve is 104 main valves, and described drainage tube includes drainage tube A(11), drainage tube B(12) and drainage tube C(13), drainage tube A (11) one end and the connection of equilibrium portion air vent, drainage tube C(13) one end connects with service portion air vent, drainage tube B(12) one end By hose connection deafener, described clamping lever includes handle A(411), pin A(412), connecting rod A(413), contiguous block A (414) and connecting tube A(415), described drainage tube A(11) and drainage tube C(13) connect air vent one end be respectively and fixedly provided with center Guide-localization circle (2) and sealing adjustable frames (31), seal adjustable frames (31) and can make drainage tube and the airtight company of air vent Connect, drainage tube A(11) the other end fixing be communicated with connecting tube A(415), connecting tube A(415) also with drainage tube B(12) one End connection, described drainage tube C(13) the other end and drainage tube B(12) fixing connect, described contiguous block A(414) and connecting tube A (415) fixing, handle A(411) by connecting rod A(413) with contiguous block A(414) be rotationally connected, handle A(411) corner fixes Have pin A(412), make handle A(411) can be relative to drainage tube C(13) rotate.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 2 and pop valve thereof, it is characterised in that: described Drainage tube A(11) with connecting tube A(415) connectivity part and drainage tube C(13) and drainage tube B(12) connectivity part be provided with list To throttle flap.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 2 and pop valve thereof, it is characterised in that: described Seal and have Gask-O-Seal A(51 between adjustable frames (31) and centre pilot centring ring (2)), described clamping lever can make system The edge of dynamic valve outlet and O-ring seal A(51) contact and stablize firmly.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 1 and pop valve thereof, it is characterised in that: described Brake valve is 120 main valves, and described drainage tube includes drainage tube D(14) and drainage tube E(15), described clamping lever includes handle B (421), pin B(422), connecting rod B(423), connect post (424), handle setting plate (425), down pressure claw A(426) and under press Fastening bolt (427), described drainage tube D(14) by connecting tube B(416) with seal drain seat A(32) connect, sealing drain seat A(32) being connected with exhaust outlet of main valve by centre pilot centring ring (2), described drainage tube D(14) one end passes through hose connection disappearing Sound device, the other end is communicated with connection post (424), described drainage tube E(15) by connecting post (424) and drainage tube D(14) connect, Described drainage tube E(15) the other end be communicated with sealing drain seat B(33), seal drain seat B(33) side is communicated with sealing and draws Stream seat C(34), seal drain seat C(34) upper end connected with semi-automatic graduated release valve air vent by centre pilot centring ring (2), close Envelope drain seat B(33) connect with semi-automatic graduated release valve handle portion, sealing drain seat B(33) direction vertical with testing stand panel pacify Equipped with push rod (61), push rod (61) is arranged on and seals drain seat B(33) in the fixing push rod guide cylinder (62) connected and can phase Back moving it, push rod (61) can promote semi-automatic graduated release valve handle, handle setting plate (425) to be arranged on connection post (424) on, handle B(421) by pin B(422) be rotationally connected with handle setting plate (425), connecting rod B(423) by handle B (421) and down pressure claw A(426) it is connected, lower pressure claw A(426) front end is provided with lower compression fixing bolt (427), compression The valve gap of 120 main valves, can fix whole device.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 5 and pop valve thereof, it is characterised in that: push rod (61) reciprocating motion is realized by following proposal: be provided with back-moving spring, the one of push rod (61) in push rod guide cylinder (62) End connects back-moving spring, and the other end can cylinder piston rod on contact test deck plate.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 5 and pop valve thereof, it is characterised in that: center The outer wall of guide-localization circle (2) is arranged with sealing gasket, seals drain seat B(33) upper edge is provided with sealing gasket.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 1 and pop valve thereof, it is characterised in that: described Brake valve is 120/104 pop valve, and described drainage tube is drainage tube F(16), described drainage tube F(16) one end is by flexible pipe and disappearing Sound device connects, and the other end is provided with regulation screw thread (7), and centre pilot centring ring (2) outside is fixedly installed outside centring ring (21), outside centring ring (21) is by regulation screw thread (7) and drainage tube F(16) couple, described clamping lever includes handle C (431), pin C(432), connecting rod C(433), contiguous block B(434), positive stop (435), down pressure claw B(436) and platen (437), contiguous block B(434) it is fixed on drainage tube F(16) on, handle C(431) by pin C(432) and contiguous block B(434) turn Being dynamically connected, positive stop (435) is fixed on contiguous block B(434) on, it is positioned at handle C(431) bent angle front, it is used for limiting handle C (431) moving direction, connecting rod C(433) one end is by pin C(432) with handle C(431) bent angle position is rotationally connected, another End is by pin C(432) with press down claw B(436) posterior rotation is connected, lower pressure claw B(436) by pin C(432) and contiguous block B(434) rotate over connection, lower pressure claw B(436) front end is provided with platen (437), can push down urgent valve gap.
- The noise elimination drain clamp of 120/104 main valve the most according to claim 8 and pop valve thereof, it is characterised in that: described It is provided with O-ring seal B(52) between centre pilot centring ring (2) and outside centring ring (21).
- 10., according to the noise elimination drain clamp of 120/104 main valve according to any one of claim 1-9 and pop valve thereof, it is special Levy and be: the diameter of described drainage tube is more than the diameter of air vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723124.1A CN106248362B (en) | 2016-08-25 | 2016-08-25 | The noise elimination of 120/104 main valve and its pop valve drains clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723124.1A CN106248362B (en) | 2016-08-25 | 2016-08-25 | The noise elimination of 120/104 main valve and its pop valve drains clamp |
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| CN106248362A true CN106248362A (en) | 2016-12-21 |
| CN106248362B CN106248362B (en) | 2018-08-07 |
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| CN201610723124.1A Active CN106248362B (en) | 2016-08-25 | 2016-08-25 | The noise elimination of 120/104 main valve and its pop valve drains clamp |
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| CN202175042U (en) * | 2011-11-21 | 2012-03-28 | 江苏金榆科技集团有限公司 | Silencer for electromagnetic brake valve of automotive ABS (anti-lock braking system) |
| CN103307390A (en) * | 2012-03-09 | 2013-09-18 | 上海华依科技发展有限公司 | Rapid pipeline connecting device |
| CN203296892U (en) * | 2013-06-13 | 2013-11-20 | 上汽依维柯红岩商用车有限公司 | Heavy-type automobile integral type LNG engine tail gas processing system |
| CN103696936A (en) * | 2013-12-10 | 2014-04-02 | 广州万宝集团压缩机有限公司 | Exhaust silencer of compressor |
| CN105092227A (en) * | 2015-08-25 | 2015-11-25 | 太原鹏跃电子科技有限公司 | 120-type valve and empty and load test bench pressure sensor sampling channel calibration device |
| CN205175678U (en) * | 2015-12-07 | 2016-04-20 | 成都铁路局贵阳南车辆段 | 120 device of making an uproar falls in valve test bench |
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| CN106248362B (en) | 2018-08-07 |
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Address after: 030032 No.1 rainbow Street, industrial park, Tanghuai Park, Taiyuan comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Patentee after: CETC Pengyue Electronic Technology Co., Ltd Address before: 030006 No. 1, rainbow Street, Taiyuan economic and Technological Development Zone, Shanxi Patentee before: TAIYUAN PENGYUE ELECTRONIC TECHNOLOGY Co.,Ltd. |