CN109854770A - Slide valve with location sensitive function in a kind of vacuum feces collecting system - Google Patents
Slide valve with location sensitive function in a kind of vacuum feces collecting system Download PDFInfo
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- CN109854770A CN109854770A CN201910257163.0A CN201910257163A CN109854770A CN 109854770 A CN109854770 A CN 109854770A CN 201910257163 A CN201910257163 A CN 201910257163A CN 109854770 A CN109854770 A CN 109854770A
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Abstract
The present invention relates to the slide valves with location sensitive function in a kind of vacuum feces collecting system, including shell one, piston is installed inside it, the pull rod of pistons end passes through sealing plate and connect with flashboard, through-hole one is provided on flashboard, flashboard two sides are separately installed with flashboard housing one and flashboard housing two, and three is co-located on inside shell two, shell two is fixedly connected with shell one by sealing plate, and two side wall of shell is provided with through-hole two, has through-hole three and through-hole four on flashboard housing one and flashboard housing two；Normally close valve and normally open valve on shell one are connect with gas source, and pressure regulator valve is connect by gas circuit one with normally close valve, are connected to by gas circuit two and gas circuit three with two upper inlet valve one of shell and intake valve two；It further include the sensor at one top of shell.The configuration of the present invention is simple is reasonable, can effectively detect the generation of its abnormal conditions in slide valve work, and implement selfreparing, effectively extend the slide valve service life.
Description
Technical field
The present invention relates to vacuum feces collecting equipment technical field, band location sensitive function in especially a kind of vacuum feces collecting system
Slide valve.
Background technique
Indispensable component part of the closet as toilet, is widely used in the means of transports such as train, steamer, aircraft
On.Closet on early stage means of transport not only influences use feeling by the way of direct emission, also pollution natural environment.With
Science and technology the increasingly developed and national pay attention to day by day to conservation of natural environment, the feces collecting system of high-efficiency environment friendly is in this ring
It comes into being under border.
Feces collecting system working principle are as follows: take away the air in enclosure space after vacuum generator activation, form negative pressure, i.e., very
It is empty；Slide valve one end is the enclosure space at dirt box end, and the other end is the ambient atmosphere being connected to bedpan；When pressing push button
Afterwards, slide valve is opened, and the dirt and water in bedpan pass through slide valve along sewage pipe under the promotion of atmospheric pressure and arrange to dirt box, dirty
Object is full of sewage pipe as statuary column plug when water running, and the vacuum and ambient atmosphere at both ends are isolated always, thus pressure difference will
Dirt is pushed to advance always, until dirt enters dirt box.The system can realize the Seal treatment transport of dirt, and energy consumption is few,
It is widely used on all kinds of means of transports such as train, steamer, aircraft.
Core component of the slide valve as feces collecting system, two sides are connected with the sewage pipe of dirt box, bedpan respectively, pass through control
The movement of its internal shutter is made to realize the opening and closing of slide valve itself, and then realizes the on-off between dirt box and bedpan, is defecate collection
The pipeline switch of system.
During closet blowdown, the dirt impurity of bedpan internal solid when by slide valve may clamping stagnation in flashboard
On, cause slide valve to be closed not in place, and then can not effectively establish vacuum, influences the normal use of closet；Simultaneously as air pressure
The presence of difference will generate abnormal positive pressure in dirt box or pipeline, cause the dirt in pipe with explosive splashing state from flashboard
It regurgitates in gap between slide valve to bedpan, greatly influences the use feeling of passenger；In addition, being opened or closed in flashboard
Moving process in, the impurity particle in dirt can enter between in the gap of flashboard and flashboard housing, and long-term accumulation is also
It will lead to flashboard clamping stagnation, slide valve failure.
Summary of the invention
The applicant provides in the structurally reasonable vacuum feces collecting system of one kind for the disadvantage in above-mentioned existing production technology
Slide valve with location sensitive function, so as to accurately detect the situation of slide valve abnormal work, timely selfreparing and fault alarm, and
It is effectively prevent the delay of impurity particle in ram gap, extends slide valve maintenance period, substantially increases the service life of slide valve.
The technical solution adopted in the present invention is as follows:
The slide valve with location sensitive function is pacified inside shell one including hollow shell one in a kind of vacuum feces collecting system
Equipped with along its piston in axial sliding, pistons end is equipped with pull rod, the shell one it is closed at one end, other end end is outside
It is extended with first flange disk, sealing plate is fixed on the first flange disk, the pull rod is pierced by sealing plate, and is fixed on its head
Flashboard is provided with through-hole one on flashboard, and flashboard two sides are equipped with flashboard housing one and flashboard housing two；It further include shell two, it is described
Inside shell two, two end of shell is extended with second flange disk for flashboard and flashboard housing one, flashboard housing two, and described second
Ring flange is fixedly connected with sealing plate, and two two sidewalls of shell are provided with the through-hole two to interpenetrate, the flashboard housing one and flashboard cover
Have through-hole three and through-hole four on shell two, when slide valve opening state, the through-hole one and through-hole two, through-hole three, through-hole four
Four holes are concentric；
The bottom of the shell one is equipped with normally close valve and normally open valve, and top is equipped with pressure regulator valve, pressure regulator valve one side it is outer
The sensor of detection piston position is installed on shell one；
The both ends in two front of shell are equipped with intake valve one and intake valve two.
As a further improvement of the above technical scheme:
The normally close valve and intake valve one are triple valve, are connected to pressure regulator valve by gas circuit one, pressure regulator valve and air inlet
Valve one is connected to by gas circuit two, is also equipped with check valve in gas circuit two；The intake valve one is connected with intake valve two by gas circuit three
It is logical；The normally close valve and normally open valve are connect with gas source.
The tie rod end radially extends the boss of plate-like, is provided with dovetail groove, dovetail groove among the flashboard end
It is clamped and connects with boss.
One bottom of shell is provided with circular hole one and circular hole two, and circular hole one is connect with the normally open valve, circular hole two with it is normally closed
Valve connection；One inner surface of shell is provided with step, and the piston moves in shell one, and jointly outside with normally open valve, normally close valve
The inside of shell one forms closed cavity one and cavity two.
The sliding slot mobile for flashboard is provided with inside the flashboard housing one and flashboard housing two.
Becket is embedded in the middle part of the piston.
Two two sides of shell positioned at two aperture of through-hole are also equipped with dirt-discherging outlet pressing plate one and dirt-discherging outlet pressing plate two, point
It is not connect with sewage pipe.
Beneficial effects of the present invention are as follows:
Structure of the invention is compact, reasonable, easy to use, and the sensor installed at the top of shell one is equal in the every task of slide valve
Automatically the situation of piston is detected, becket is embedded on piston and sensor is effectively detected；Pass through normally close valve
It opens or closes, the back-and-forth motion of piston is pushed by pressure difference, and then the front and back with the flashboard connected in piston by pull rod is moved
Dynamic, through-hole one and remaining through-hole misplace completely or realize the opening and closing of slide valve to just on flashboard；It is opened when flashboard is in
When with state except closing, sensor issues fault-signal by the malposition of induction piston, and system slides pause
The normal use of valve simultaneously activates its automatic switch for several times, and slide valve selfreparing succeeds and eliminates fault message if flashboard resets, if
Flashboard, which will not be capable of resetting then sensor, to remind staff's maintenance to control centre's up-delivering signal；To realize slide valve exception
The function of detection；
By gas circuit one, gas circuit two and gas circuit three, the both ends of shell two are connected to gas source, in slide valve working condition flashboard
When opening, compressed air enters two both ends of shell by gas circuit, so that shape between flashboard and flashboard housing one and flashboard housing two
At positive pressure, effectively stop to be detained by the dirt impurity of flashboard or enter in the gap on flashboard periphery.
The invention also includes following advantages:
The dovetail groove of flashboard end ensure that it is stably connected with the effective of pull rod；
It is provided with the sliding slot mobile for flashboard inside flashboard housing one and flashboard housing two, is the shifting of flashboard during the work time
It is dynamic to provide guiding role so that it is mobile more consolidate it is smooth.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the explosive view of Fig. 1.
Fig. 3 is the scheme of installation of inventive piston, pull rod and flashboard.
Fig. 4 is the structural schematic diagram (full sectional view) of shell one of the present invention.
Fig. 5 is flashboard closed state of the present invention.
Fig. 6 is flashboard opening state of the present invention.
Fig. 7 is flashboard abnormality of the present invention.
Wherein: 1, shell one；101, circular hole one；102, circular hole two；103, step；104, cavity one；105, cavity two；2,
Piston；21, becket；3, pull rod；301, boss；4, sealing plate；5, flashboard；501, through-hole one；502, dovetail groove；6, flashboard housing
One；601, through-hole three；7, dirt-discherging outlet pressing plate one；8, flashboard housing two；801, through-hole four；9, dirt-discherging outlet pressing plate two；10, shell
Two；1001, through-hole two；11, normally close valve；12, normally open valve；13, pressure regulator valve；14, sensor；15, check valve；16, intake valve one；
17, intake valve two；201, gas circuit one；202, gas circuit two；203, gas circuit three.
Specific embodiment
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As depicted in figs. 1 and 2, the slide valve with location sensitive function in the vacuum feces collecting system of the present embodiment, including it is hollow
Shell 1, be equipped with that piston 2,2 end of piston are equipped with pull rod 3 in axial sliding along it inside shell 1, shell 1
Closed at one end, other end end is outward extended with first flange disk, and sealing plate 4 is fixed on first flange disk, and pull rod 3 is pierced by sealing plate
4, and it is fixed with flashboard 5 on its head, through-hole 1 is provided on flashboard 5,5 two sides of flashboard are equipped with flashboard housing 1 and flashboard
Housing 28；It further include shell 2 10, flashboard 5 and flashboard housing 1, flashboard housing 28 are inside shell 2 10, shell two
10 ends are extended with second flange disk, second flange disk is fixedly connected with sealing plate 4, and 2 10 two sidewalls of shell, which are provided with, interpenetrates
Through-hole 3 601 and through-hole 4 801, slide valve open shape are had on through-hole 2 1001, flashboard housing 1 and flashboard housing 28
When state, through-hole 1 and 4 801 4 through-hole 2 1001, through-hole 3 601, through-hole holes are concentric；
The bottom of shell 1 is equipped with normally close valve 11 and normally open valve 12, and top is equipped with pressure regulator valve 13, and pressure regulator valve 13 is on one side
Shell 1 on be equipped with detection 2 position of piston sensor 14；
The both ends in 2 10 front of shell are equipped with intake valve 1 and intake valve 2 17.
Normally close valve 11 and intake valve 1 are triple valve, are connected to pressure regulator valve 13 by gas circuit 1, pressure regulator valve 13
It is connected to intake valve 1 by gas circuit 2 202, check valve 15 is also equipped in gas circuit 2 202；Intake valve 1 and intake valve
2 17 are connected to by gas circuit 3 203；Normally close valve 11 and normally open valve 12 are connect with gas source.
As shown in figure 3,3 end of pull rod radially extends the boss 301 of plate-like, flashboard is provided with dovetail groove among 5 end
502, dovetail groove 502 and the clamping of boss 301 connect.
As shown in figure 4, one 1 bottom of shell is provided with circular hole 1 and circular hole 2 102, circular hole 1 and normally open valve 12 connect
It connects, circular hole 2 102 is connect with normally close valve 11；One 1 inner surface of shell is provided with step 103, and piston 2 moves in shell 1, and with
Normally open valve 12, normally close valve 11 form closed cavity 1 and cavity 2 105 in the inside of shell 1 jointly.
The sliding slot mobile for flashboard 5 is provided with inside flashboard housing 1 and flashboard housing 28.
Becket 21 is embedded in the middle part of piston 2.
2 10 two sides of shell positioned at 2 1001 aperture of through-hole are also equipped with dirt-discherging outlet pressing plate 1 and dirt-discherging outlet pressing plate two
9, it is connect respectively with blowdown steel pipe.
The working principle of the present embodiment are as follows:
Slide valve closure: normally open valve 12 is opened, and when normally close valve 11 is closed, high pressure gas enters shell 1 by normally open valve 12
With piston 2 formed cavity 1 in, generate positive pressure expulsion piston 2 move right, piston 2 drive pull rod 3 push flashboard 5 to
It moves right, when flashboard 5 is moved to right end, through-hole 1 thereon is staggered completely with remaining through-hole, and flashboard 5 is closed, in turn
Slide valve is in closed state, as shown in figure 5, sensor 14 detects that piston 2 is in right end position, no signal output at this time；
Slide valve is opened: normally open valve 12 is closed, and when normally close valve 11 is opened, high pressure gas enters shell 1 by normally close valve 11
With piston 2 formed cavity 2 105 in, generate positive pressure expulsion piston 2 be moved to the left, piston 2 drive pull rod 3 haul flashboard 5 to
It moves left, when flashboard 5 is moved to left end, through-hole 1 and remaining through-hole thereon is perfectly aligned, and flashboard 5 is opened, in turn
Slide valve is in the open state, as shown in fig. 6, sensor 14 detects that piston 2 is in left end position, no signal output at this time；
Slide valve is abnormal: during above-mentioned slide valve is closed or is opened, encountering the situations such as failure such as 5 clamping stagnation of flashboard causes
When flashboard 5 can not completely close that i.e. flashboard 5 can not be moved to most right or left end position when perhaps opening, sensor 14 exists
Piston 2 can not be detected in most right or left end at the end of movement, as shown in fig. 7, then issuing fault-signal judges its position
Abnormal, system will suspend the normal use of slide valve and activate its automatic switch for several times, that is, repeat the movement opened and closed several times,
If period marches to most left and most limit on the right-right-hand limit position by piston 2, indicate that flashboard 5 resets, then slide valve selfreparing successful system is eliminated
Fault message, sensor 14 will continue to upload fault-signal to control centre if flashboard 5 is not capable of resetting, remind staff's inspection
It repairs；To realize the function of slide valve abnormality detection.
The anti-dirt clamping stagnation principle of slide valve flashboard 5: when slide valve working condition flashboard 5 is opened, compressed air passes through normally close valve
11 enter gas circuit 1, and then the both ends of shell 2 10 are entered by gas circuit 2 202 and gas circuit 3 203, so that flashboard 5
Form positive pressure between flashboard housing 1 and flashboard housing 28, effectively stop pass by flashboard 5 dirt impurity be detained or into
In the gap for entering 5 periphery of flashboard.
The configuration of the present invention is simple can effectively detect the abnormal operation of slide valve, realize timely selfreparing and fault alarm
Function, and can effectively prevent dirt clamping stagnation in slide valve, greatly improve its service life.
Above description is explanation of the invention, is not intended to limit the invention, and limited range of the present invention is referring to right
It is required that within protection scope of the present invention, any type of modification can be made.
Claims (7)
1. the slide valve with location sensitive function in a kind of vacuum feces collecting system, it is characterised in that: including hollow shell one (1),
It is equipped with that piston (2), piston (2) end are equipped with pull rod (3) in axial sliding along it inside shell one (1), the shell one
(1) closed at one end, other end end is outward extended with first flange disk, and sealing plate (4), institute are fixed on the first flange disk
It states pull rod (3) to be pierced by sealing plate (4), and is fixed with flashboard (5) on its head, through-hole one (501), flashboard (5) are provided on flashboard (5)
Two sides are equipped with flashboard housing one (6) and flashboard housing two (8)；It further include shell two (10), the flashboard (5) and flashboard housing
One (6), flashboard housing two (8) are internal in shell two (10), and shell two (10) end is extended with second flange disk, and described second
Ring flange is fixedly connected with sealing plate (4), and shell two (10) two sidewalls are provided with the through-hole two (1001) to interpenetrate, the flashboard cover
Have through-hole three (601) and through-hole four (801) on shell one (6) and flashboard housing two (8), it is described when slide valve opening state
Through-hole one (501) and four through-hole two (1001), through-hole three (601), through-hole four (801) holes are concentric；
The bottom of the shell one (1) is equipped with normally close valve (11) and normally open valve (12), and top is equipped with pressure regulator valve (13), pressure regulation
The sensor (14) of detection piston (2) position is installed on the shell one (1) of valve (13) one side；
Both ends in front of the shell two (10) are equipped with intake valve one (16) and intake valve two (17).
2. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: described
Normally close valve (11) and intake valve one (16) are triple valve, are connected to pressure regulator valve (13) by gas circuit one (201), pressure regulator valve
(13) it is connected to intake valve one (16) by gas circuit two (202), check valve (15) is also equipped in gas circuit two (202)；It is described into
Air valve one (16) is connected to intake valve two (17) by gas circuit three (203)；The normally close valve (11) and normally open valve (12) and gas source
Connection.
3. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: described
Pull rod (3) end radially extends the boss (301) of plate-like, is provided with dovetail groove (502), swallow among flashboard (5) end
Stern notch (502) and boss (301) clamping connect.
4. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: described
Shell one (1) bottom is provided with circular hole one (101) and circular hole two (102), and circular hole one (101) is connect with the normally open valve (12), circle
Hole two (102) is connect with normally close valve (11)；Shell one (1) inner surface is provided with step (103), and the piston (2) is in shell one (1)
Middle movement, and with normally open valve (12), normally close valve (11) jointly the inside of shell one (1) formed closed cavity one (104) and
Cavity two (105).
5. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: described
The sliding slot mobile for flashboard (5) is provided with inside flashboard housing one (6) and flashboard housing two (8).
6. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: described
Becket (21) are embedded in the middle part of piston (2).
7. the slide valve with location sensitive function in a kind of vacuum feces collecting system as described in claim 1, it is characterised in that: be located at
Shell two (10) two sides in through-hole two (1001) aperture are also equipped with dirt-discherging outlet pressing plate one (7) and dirt-discherging outlet pressing plate two
(9), it is connect respectively with sewage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257163.0A CN109854770A (en) | 2019-04-01 | 2019-04-01 | Slide valve with location sensitive function in a kind of vacuum feces collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257163.0A CN109854770A (en) | 2019-04-01 | 2019-04-01 | Slide valve with location sensitive function in a kind of vacuum feces collecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109854770A true CN109854770A (en) | 2019-06-07 |
Family
ID=66902832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910257163.0A Pending CN109854770A (en) | 2019-04-01 | 2019-04-01 | Slide valve with location sensitive function in a kind of vacuum feces collecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109854770A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1634359A1 (en) * | 1967-03-23 | 1970-08-13 | Fries Sohn J S | Continuously operating excavation valve with a rubber jacket |
| DE2750263A1 (en) * | 1977-11-10 | 1979-05-23 | Knorr Bremse Gmbh | DRAINAGE VALVE FOR COMPRESSED AIR SUPPLY PLANTS |
| DD219259A1 (en) * | 1983-10-31 | 1985-02-27 | Paul Kleinschmidt | ELECTROMAGNETICALLY CONTROLLED FOUR-WAY REVERSING VALVE |
| CN205260885U (en) * | 2015-12-18 | 2016-05-25 | 长春市朗瑞斯铁路装备有限公司 | Pneumatic O type cuts off gate valve |
| CN209856418U (en) * | 2019-04-01 | 2019-12-27 | 无锡万里实业集团有限公司 | Slide valve with position sensing function in vacuum excrement collecting system |
-
2019
- 2019-04-01 CN CN201910257163.0A patent/CN109854770A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1634359A1 (en) * | 1967-03-23 | 1970-08-13 | Fries Sohn J S | Continuously operating excavation valve with a rubber jacket |
| DE2750263A1 (en) * | 1977-11-10 | 1979-05-23 | Knorr Bremse Gmbh | DRAINAGE VALVE FOR COMPRESSED AIR SUPPLY PLANTS |
| DD219259A1 (en) * | 1983-10-31 | 1985-02-27 | Paul Kleinschmidt | ELECTROMAGNETICALLY CONTROLLED FOUR-WAY REVERSING VALVE |
| CN205260885U (en) * | 2015-12-18 | 2016-05-25 | 长春市朗瑞斯铁路装备有限公司 | Pneumatic O type cuts off gate valve |
| CN209856418U (en) * | 2019-04-01 | 2019-12-27 | 无锡万里实业集团有限公司 | Slide valve with position sensing function in vacuum excrement collecting system |
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