CN208881778U - Three bridge synchronous valve of combined type - Google Patents
Three bridge synchronous valve of combined type Download PDFInfo
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- CN208881778U CN208881778U CN201821428467.6U CN201821428467U CN208881778U CN 208881778 U CN208881778 U CN 208881778U CN 201821428467 U CN201821428467 U CN 201821428467U CN 208881778 U CN208881778 U CN 208881778U
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 36
- 230000008676 import Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 230000000977 initiatory effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of three bridge synchronous valves of combined type for having selection function.The utility model includes converter, relay valve one, relay valve two, adjuster one and adjuster two, wherein, adjuster one is the big adjuster of brake control power, adjuster two is the small adjuster of brake control power, adjuster one is connected with relay valve one, adjuster two is connected with relay valve two, balance cylinder's import of balance cylinder's import of relay valve one and relay valve two is mutually together with the exit for being connected to converter, adjuster one exports, the outlet of adjuster two is respectively connected on converter, the connection and closing of converter control regulator one or adjuster two, when adjuster one is connected to, converter, relay valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power；When adjuster two is connected to, converter, relay valve one, relay valve two and adjuster two form the small pneumatic circuit of brake control power.
Description
Technical field
The utility model belongs to technical field of automobile parts, and especially a kind of three bridge of combined type for having selection function is same
Walk valve.
Background technique
Semitrailer is that axle is placed in vehicle's center of gravity (when vehicle is uniformly loaded) below, and equipped with can will be horizontal and vertical
Power is transmitted to the trailer of the hookup of tractor, and prevailing traffic volume is big, and is not easy the large cargo split.Relay valve belongs to
A part of automobile air brake braking system, in the braking system of truck, relay valve, which plays, shortens reaction time and pressure
The effect of settling time.Three bridge semitrailer zero loads differ greatly with weight under load condition, such as using brake control power it is big after
Dynamic valve, when empty wagons brake, are easy brake locking, and tire wear is serious；If using the small relay valve of brake control power, weight
When carrying brake, it may appear that the case where brake failure, easily initiation traffic accident.Three bridge synchronous valves, mainly three bridge semitrailers make
A kind of braking part, to the braking ability and synchronism of three bridge semitrailers, safety has the raising of matter.But
Three current bridge synchronous valves cannot realize the braking of semitrailer empty wagons Yu load-carrying different conditions well.
Summary of the invention
The purpose of this utility model is the shortcoming for three bridge synchronous valve of semitrailer, provide a kind of switching flexibly, system
The good three bridge synchronous valve of combined type of dynamic effect.
The purpose of this utility model can be realized by the following technical scheme: a kind of three bridge synchronous valve of combined type, the combination
Three bridge synchronous valve of formula includes converter, relay valve, adjuster one and adjuster two, and wherein adjuster one is that brake control power is big
Adjuster, adjuster two are the small adjuster of brake control power, and the import of relay valve balance cylinder is connected with transducer outlet, are adjusted
Section device one is connected to relay valve respectively with adjuster two, and the outlet of adjuster one and the outlet of adjuster two are respectively connected to convert
Device, converter select the connection of control regulator one or adjuster two, when adjuster one is connected to, converter, relay valve and tune
It saves device one and forms the big pneumatic circuit of brake control power, the steady brake suitable for vehicle heavy duty state；When adjuster two connects
When logical, converter, relay valve and adjuster two form the small pneumatic circuit of brake control power, and converted device is real according to the needs of use
The switching of existing two kinds of brake modes, convenient and efficient, safety are good.
A kind of three bridge synchronous valve of combined type, the three bridges synchronous valve include converter, relay valve one, relay valve two, adjuster
One and adjuster two, wherein adjuster one is the big adjuster of brake control power, and adjuster two is the small adjusting of brake control power
Device, adjuster one are connected with relay valve one, and adjuster two is connected with relay valve two, balance cylinder's import of relay valve one and relay valve
Mutually together with the exit for being connected to converter, the outlet of adjuster one, the outlet of adjuster two are respectively connected to for two balance cylinder's import
On converter, the connection and closing of converter control regulator one or adjuster two, when adjuster one be connected to when, converter, after
Dynamic valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power, the brake suitable for vehicle heavy duty state
Vehicle also can in time, steadily brake for 1000 tons of semitrailer vehicles of load；When adjuster two is connected to, converter, relay valve
One, relay valve two and adjuster two form the small pneumatic circuit of brake control power, are suitable for 50 tons of brakes below of empty wagons or load
Vehicle, the switching of two kinds of brake modes of converted device realization, convenient and efficient, safety are good according to the needs of use.
A kind of three bridge synchronous valve of combined type, the three bridges synchronous valve include converter, relay valve one, relay valve two, adjuster
One and adjuster two, wherein adjuster one is the big adjuster of brake control power, and adjuster two is the small adjusting of brake control power
Device, balance cylinder's import of relay valve one is connected with balance cylinder's import of relay valve two is connected to the exit of converter, servo
The outlet of valve one is using threeway and one import of adjuster, two inlet communication of adjuster, the outlet of adjuster one, the outlet of adjuster two
It is respectively connected on converter, the connection and closing of converter control regulator one or adjuster two, when adjuster one is connected to, turns
Parallel operation, relay valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power, are suitable for vehicle heavy duty shape
The brake of state also can in time, steadily brake for 1000 tons of semitrailer vehicles of load；When adjuster two be connected to when, converter, after
Dynamic valve one, relay valve two and adjuster two form the small pneumatic circuit of brake control power, are suitable for 50 tons of empty wagons or load or less
Brake, converted device realizes the switching of two kinds of brake modes according to the needs of use, convenient and efficient, and safety is good.
In the three bridge synchronous valve of combined type, the adjuster one includes cylinder block one, cylinder head one, big piston
One and valve one, big cylinder one, small cylinder one and valve placing chamber one are successively arranged in cylinder block one, are provided in big cylinder one
With the position limiting structure one of big piston one cooperation, the big cylinder one of perforation and valve placement are offered in the physical location of small cylinder one
The regulation duct one of chamber one；The lower part dress of big piston one is inherently slightly longer than the small piston one of small cylinder one, in big piston one and small
One center of piston offers the vent one of connection；It is offered in the cylinder block one of regulation one middle and lower part of duct and regulation hole
The connecting hole one that road one communicates is offered on the corresponding site for the cylinder block one being staggered with connecting hole one and is communicated with small cylinder one
Connecting hole two, gas vent one is offered in cylinder head one.
In the three bridge synchronous valve of combined type, the bottom of the valve placing chamber one is equipped with valve seat one, connection
Hole one may also be arranged on valve seat one.
In the three bridge synchronous valve of combined type, the big piston one is patty piston, and small piston one is type
The cylinder of shape.
In the three bridge synchronous valve of combined type, described two one end of big piston is equipped with adjustment structure one, for adjusting
Air pressure pushes the critical value of big piston one.
In the three bridge synchronous valve of combined type, the adjuster two includes cylinder block two, cylinder head two, big piston
Two and valve two, big cylinder two, small cylinder two and valve placing chamber two are successively arranged in cylinder block two, are provided in big cylinder two
With the position limiting structure two of big piston two cooperation, the big cylinder two of perforation and valve placement are offered in the physical location of small cylinder two
The regulation duct two of chamber two；The lower part dress of big piston two is inherently slightly longer than the small piston two of small cylinder two, in big piston two and small
Two center of piston offers the vent two of connection；The bottom of valve placing chamber two is equipped with valve seat two, in big cylinder block two
Or valve seat two is equipped with connecting hole three, connecting hole three is connected to regulation duct two, offers in cylinder block two and small cylinder two
The connecting hole four communicated, offers gas vent two in cylinder head two；Small piston two is located at one end in big cylinder two and is equipped with valve
Three, the connection of vent two and big cylinder two can be closed or be opened to valve three, and valve three is equipped with spring four for adjusting valve
Door three opens or closes, when valve three is opened, when vent two is connected to big cylinder two, and the balance that is connected to adjuster two
Indoor residual gas can be discharged by exhaust passage, through the gas vent two on big cylinder two, improve brake sensitivity.
In the three bridge synchronous valve of combined type, the connecting hole three is located on the wall of cylinder block two or valve seat two
On.
In the three bridge synchronous valve of combined type, one end of the big piston two is equipped with adjustment structure two, for adjusting
Solar term pressure pushes the critical value of big piston two.
The utility model is by converter switch regulator one and adjuster two, when adjuster one is connected to, converter, after
Dynamic valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power, the brake suitable for vehicle heavy duty state
Vehicle also can in time, steadily brake for 1000 tons of semitrailer vehicles of load；When adjuster two is connected to, converter, relay valve
One, relay valve two and adjuster two form the small pneumatic circuit of brake control power, are suitable for 50 tons of brakes below of empty wagons or load
Vehicle, the switching of two kinds of brake modes of converted device realization, convenient and efficient, safety are good according to the needs of use.The utility model exists
It can be converted under two kinds of brake modes freely in a set of brake device, improve semitrailer driving safety.
The utility model is compared with existing three bridges synchronous valve, with spy compact-sized, that conversion is convenient, highly-safe
Point.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one.
Fig. 2 is the structural schematic diagram of adjuster one in the utility model.
Fig. 3 is the structural schematic diagram of adjuster two in the utility model.
Fig. 4 is the practical state reference map of the utility model adjuster two.
Fig. 5 is the structural schematic diagram of the utility model embodiment two.
In attached drawing 1~5,1 indicates converter；2 indicate relay valve one；3 indicate relay valve two；4 indicate adjuster one；4a
Indicate cylinder block one；4b indicates cylinder head one；4c indicates big cylinder one；4d indicates small cylinder one；4e indicates valve placing chamber one；
4f indicates big piston one；4g indicates small piston one；4h indicates valve one；4i indicates valve seat one；4j indicates spring one；4k is indicated
Regulate and control duct one；4l indicates vent one；4m indicates that connecting hole one, 4n indicate connecting hole two；40 indicate adjustment structure one；4p
Indicate position limiting structure one；4q indicates spring two；5 indicate adjuster two；5a indicates cylinder block two；5b indicates cylinder head two；5c table
Show big cylinder two；5d indicates small cylinder two；5e indicates valve placing chamber two；5f indicates big piston two；5g indicates small piston two；5h
Indicate valve two；5i indicates valve seat two；5j indicates spring three；5k indicates regulation duct two；5l indicates vent two；5m table
Show connecting hole three；5n indicates connecting hole four；50 indicate adjustment structure two；5p indicates position limiting structure two；5q indicates spring four；5r table
Show valve three.
Specific embodiment
Below against attached drawing, by embodiment, the utility model is described in further detail.
Embodiment one
Referring to attached drawing 1~4, a kind of three bridge synchronous valve of combined type, the three bridges synchronous valve include converter 1, relay valve 1,
Relay valve 23, adjuster 1 and adjuster 25, wherein adjuster 1 is the big adjuster of brake control power, adjuster 25
For the small adjuster of brake control power, adjuster 1 is connected with relay valve 1, and adjuster 25 is connected with relay valve 23, servo
Balance cylinder's import of balance cylinder's import of valve 1 and relay valve 23 is mutually together with the exit for being connected to converter 1, adjuster 1
Outlet, adjuster 25 outlet be respectively connected on converter 1, the connection of 1 control regulator 1 of converter or adjuster 25 with
It closes, when adjuster 1 is connected to, converter 1, relay valve 1, relay valve 23 and the formation brake control power of adjuster 1 are big
Pneumatic circuit also can in time, be steadily stopped for 1000 tons of semitrailer vehicles of load suitable for the brake of vehicle heavy duty state
Vehicle；When adjuster 25 is connected to, it is small that converter 1, relay valve 1, relay valve 23 and adjuster 25 form brake control power
Pneumatic circuit is suitable for the 50 tons of brakes below of empty wagons or load, and converted device realizes two kinds of brake modes according to the needs of use
Switching, convenient and efficient, safety is good.
The adjuster 1 includes one 4a of cylinder block, one 4h of one 4b of cylinder head, one 4f of big piston and valve, cylinder block
Be successively arranged in one 4a big one 4c of cylinder, be provided in one 4d of small cylinder and valve placing chamber one 4e, big one 4c of cylinder with it is living greatly
One 4p of position limiting structure for filling in 4f cooperation offers big one 4c of cylinder of perforation and valve peace in the physical location of small one 4d of cylinder
Set the regulation duct 4k of one 4e of chamber；The lower part dress of one 4f of big piston is inherently slightly longer than one 4g of small piston of small one 4d of cylinder, big
One 4f of piston offers the vent 4l being connected to one center 4g of small piston；One 4a of cylinder block in the regulation middle and lower part duct 4k
On offer and be equipped with one 4h of valve seat with the bottom of regulation duct 4k one 4m of connecting hole that communicates, one 4e of valve placing chamber, in valve
It also is provided with one 4m of connecting hole on one 4h of gate seat, when use, which can according to need, selects different one 4m of connecting hole connections, will be left
Unused one 4m of connecting hole is closed, and two 4n of connecting hole communicated with small one 4d of cylinder is offered on one 4a of cylinder block, in gas
4b offers gas vent on cylinder cap one；One 4f of big piston is patty piston, and one 4g of small piston is the cylinder of convex shape
Shape；Described two one end 4f of big piston is equipped with adjustment one 4o of structure, and the critical value of big one 4f of piston is pushed for adjusting air pressure.
The adjuster 25 includes two 5a of cylinder block, two 5h of two 5b of cylinder head, two 5f of big piston and valve, cylinder block
Be successively arranged in two 5a big two 5c of cylinder, be provided in two 5d of small cylinder and valve placing chamber two 5e, big two 5c of cylinder with it is living greatly
Two 5p of position limiting structure for filling in two 5f cooperation offers big two 5c of cylinder of perforation and valve peace in the physical location of small two 5d of cylinder
Set two 5k of regulation duct of two 5e of chamber；The lower part dress of two 5f of big piston is inherently slightly longer than two 5g of small piston of small two 5d of cylinder,
Big two 5f of piston offers two 5l of vent being connected to two center 5g of small piston；Cylinder in regulation two middle and lower part 5l of duct
Three 5m of connecting hole communicated with regulation two 5l of duct is offered on two 5a of body, two 5i of valve seat is equipped with three 5m of connecting hole, uses
When can choose three 5m of any one connecting hole, three 5m of another connecting hole is closed, offer on two 5a of cylinder block with
Four 5n of connecting hole that small two 5d of cylinder is communicated, offers gas vent two on two 5b of cylinder head；One end of two 5f of big piston is equipped with
Structure two is adjusted, the critical value of big piston two is pushed for adjusting air pressure；Two 5g of small piston is located at one end in big two 5c of cylinder and sets
There are three 5r of valve, three 5r of valve that can close or open the connection of two 5l of vent and big cylinder two, three 5r of valve is equipped with bullet
Four 5q of spring is for adjusting opening or closing for three 5r of valve, when big two 5f of piston, two 5g of small piston, two 5h of valve are in gas pressure
It is lower mobile to big two direction 5c of cylinder, three 5r of valve movement at this time four 5q of compressed spring, two 5l of vent and big two 5c of cylinder
Connection, in the balance cylinder being connected to adjuster 25 residual gas can by two 5l of vent, through the exhaust on big two 5c of cylinder
Hole two is discharged, and improves brake sensitivity.
Embodiment two
Referring to attached drawing 2~5, a kind of three bridge synchronous valve of combined type, the three bridges synchronous valve include converter 1, relay valve 1,
Relay valve 23, adjuster 1 and adjuster 25, wherein adjuster 1 is the big adjuster of brake control power, adjuster 25
For the small adjuster of brake control power, balance cylinder's import of relay valve 1 is connected and connects with balance cylinder's import of relay valve 23
In the exit of converter 1, the outlet of relay valve 1 is adjusted using threeway and one 4 import of adjuster, 25 inlet communication of adjuster
The outlet of section device 1, the outlet of adjuster 25 are respectively connected on converter 1,1 control regulator 1 of converter or adjuster 25
Connection and closing, when adjuster 1 is connected to, converter 1, relay valve 1, relay valve 23 and adjuster 1, which are formed, to brake
The big pneumatic circuit of brake force, suitable for the brake of vehicle heavy duty state, for 1000 tons of load of semitrailer vehicles also can and
When, steady brake；When adjuster 25 is connected to, converter 1, relay valve 1, relay valve 23 and adjuster 25, which are formed, to brake
The small pneumatic circuit of brake force is suitable for the 50 tons of brakes below of empty wagons or load, and converted device 1 realizes two according to the needs of use
The switching of kind brake mode, convenient and efficient, safety are good；The structure and reality of adjuster 1, adjuster 25 in the present embodiment two
It applies identical in example one.
Claims (8)
1. a kind of three bridge synchronous valve of combined type, it is characterised in that the three bridge synchronous valve of combined type includes converter, relay valve, adjusting
Device one and adjuster two, wherein adjuster one is the big adjuster of brake control power, and adjuster two is the small tune of brake control power
Device is saved, the import of relay valve balance cylinder is connected with transducer outlet, and adjuster one is connected to relay valve respectively with adjuster two,
The outlet of adjuster one and the outlet of adjuster two are respectively connected to converter, and converter selects control regulator one or adjuster
Two connection, when adjuster one is connected to, converter, relay valve and adjuster one form the big pneumatic circuit of brake control power,
When adjuster two is connected to, converter, relay valve and adjuster two form the small pneumatic circuit of brake control power.
2. a kind of three bridge synchronous valve of combined type, it is characterised in that the three bridges synchronous valve includes converter, relay valve one, relay valve
Two, adjuster one and adjuster two, wherein adjuster one is the big adjuster of brake control power, and adjuster two is brake
The small adjuster of power, adjuster one are connected with relay valve one, and adjuster two is connected with relay valve two, the balance cylinder of relay valve one into
Mouthful with the balance cylinder import of relay valve two mutually together with the exit for being connected to converter, the outlet of adjuster one, adjuster two out
Mouth is respectively connected on converter, the connection and closing of converter control regulator one or adjuster two, when adjuster one is connected to,
Converter, relay valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power, when adjuster two is connected to
When, converter, relay valve one, relay valve two and adjuster two form the small pneumatic circuit of brake control power.
3. a kind of three bridge synchronous valve of combined type, it is characterised in that the three bridges synchronous valve includes converter, relay valve one, relay valve
Two, adjuster one and adjuster two, wherein adjuster one is the big adjuster of brake control power, and adjuster two is brake
The small adjuster of power, balance cylinder's import of relay valve one is connected with balance cylinder's import of relay valve two is connected to going out for converter
At mouthful, using threeway and one import of adjuster, two inlet communication of adjuster, the outlet of adjuster one is adjusted for the outlet of relay valve one
The outlet of device two is respectively connected on converter, and adjuster is worked as in the connection and closing of converter control regulator one or adjuster two
When one connection, converter, relay valve one, relay valve two and adjuster one form the big pneumatic circuit of brake control power；Work as adjusting
When device two is connected to, converter, relay valve one, relay valve two and adjuster two form the small pneumatic circuit of brake control power.
4. three bridge synchronous valve of combined type described in any one of claim 1 to 3, it is characterised in that the adjuster one
Including cylinder block one, cylinder head one, big piston one and valve one, big cylinder one, one and of small cylinder are successively arranged in cylinder block one
Valve placing chamber one is provided with the position limiting structure one with the cooperation of big piston one in big cylinder one, in the physical location of small cylinder one
On offer the regulation duct for penetrating through big cylinder one and valve placing chamber one；The lower part dress of big piston one is inherently slightly longer than small cylinder
One small piston one offers the vent being connected to one center of small piston in big piston one；In regulation duct middle and lower part
The connecting hole one communicated with regulation duct is offered in cylinder block one, in the corresponding site for the cylinder block one being staggered with connecting hole one
On offer the connecting hole two communicated with small cylinder one, offer gas vent in cylinder head one.
5. three bridge synchronous valve of combined type according to claim 4, it is characterised in that the bottom of the valve placing chamber one
Equipped with valve seat one, connecting hole one be may also be arranged on valve seat one.
6. three bridge synchronous valve of combined type according to claim 4, it is characterised in that described two one end of big piston, which is equipped with, adjusts
Whole structure one pushes the critical value of big piston one for adjusting air pressure.
7. three bridge synchronous valve of combined type described in any one of claim 1 to 3, it is characterised in that the adjuster two
Including cylinder block two, cylinder head two, big piston two and valve two, big cylinder two, two and of small cylinder are successively arranged in cylinder block two
Valve placing chamber two is provided with the position limiting structure two with the cooperation of big piston two in big cylinder two, in the physical location of small cylinder two
On offer the regulation duct two for penetrating through big cylinder two and valve placing chamber two；The lower part dress of big piston two is inherently slightly longer than stingy
The small piston two of cylinder two offers the vent two being connected to two center of small piston in big piston two；Valve placing chamber two
Bottom is equipped with valve seat two, and connecting hole three is equipped in big cylinder block two or valve seat two, and connecting hole three and regulation duct two connect
It is logical, the connecting hole four led to small cylinder two-phase is offered in cylinder block two, and gas vent two is offered in cylinder head two；Small piston
Two, which are located at one end in big cylinder two, is equipped with valve three, and the connection of vent two and big cylinder two can be closed or be opened to valve three,
Valve three is equipped with spring four and is used to adjust opening or closing for valve three, when the opening of valve three, vent two and big cylinder
When two connections, in the balance cylinder that is connected to adjuster two residual gas can by exhaust passage, through the gas vent on big cylinder two
Two discharges.
8. three bridge synchronous valve of combined type according to claim 7, it is characterised in that the big piston two is close to gas chamber one
One end be equipped with adjustment structure two, the critical value of big piston two is pushed for adjusting air pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821428467.6U CN208881778U (en) | 2018-09-03 | 2018-09-03 | Three bridge synchronous valve of combined type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821428467.6U CN208881778U (en) | 2018-09-03 | 2018-09-03 | Three bridge synchronous valve of combined type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208881778U true CN208881778U (en) | 2019-05-21 |
Family
ID=66510876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821428467.6U Expired - Fee Related CN208881778U (en) | 2018-09-03 | 2018-09-03 | Three bridge synchronous valve of combined type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208881778U (en) |
-
2018
- 2018-09-03 CN CN201821428467.6U patent/CN208881778U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |