CN107654706B - A kind of self-locking flow control valve - Google Patents
A kind of self-locking flow control valve Download PDFInfo
- Publication number
- CN107654706B CN107654706B CN201710858414.1A CN201710858414A CN107654706B CN 107654706 B CN107654706 B CN 107654706B CN 201710858414 A CN201710858414 A CN 201710858414A CN 107654706 B CN107654706 B CN 107654706B
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- CN
- China
- Prior art keywords
- tube head
- head part
- supervisor
- flow control
- self
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
- F16K1/385—Valve members of conical shape contacting in the closed position, over a substantial axial length, a seat surface having the same inclination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a kind of self-locking flow control valves, belong to building network security engineering device technique field.The present invention includes main body, and branch pipe is connected on the left of main body, supervisor is connected on the right side of main body；Main body is made of tube head part, spool, curved elastic slice and heap shape spring；Supervisor's head is connected in the end hole of supervisor；It is fixedly connected at the boss of the left side inner hole of tube head part on the left side outer diameter of tube head part described in curved elastic slice and offers serrate slot；Soft bushing is cased on serrate slot；Branch pipe is fixed with soft bushing by pipe collar；The male thread being screwed on is connected on the right side of tube head part, internal diameter is machined with the interior screw thread of adjusting on the right side of tube head part；Heap shape spring cavity is provided in the right ports of tube head part；One jiao of the heap shape spring cavity offers restriction；A heap shape spring is placed in the heap shape spring cavity.Structure of the invention design facilitates more humane, has many advantages, such as that easy for installation, production is simple, versatile, safe and reliable, the service life is long.
Description
Technical field
The present invention relates to building network security engineering device technique fields, more specifically to a kind of self-locking flow control
Valve.
Background technique
Existing engineering construction, civilian installation often relate to pipe connecting part, previous manual flow control valve and rely on oneself
Formula flow control valve is using extremely there are many disadvantages for inconvenience: 1, pipe network occurs failing timely to stop when sudden explosion this
Phenomenon not only results in waste of resources but also leads to environmental pollution；2, the pipe network being mounted in piping lane especially exists once there is kindling
Having the place of power supply to be not easy to fire-fight by water, there are great security risks；3, manufacture is loaded down with trivial details, volume is at high cost greatly；4, versatility
Difference；5, the time-consuming and laborious large labor intensity of installation process；6, the control valve environmental pollution of fluid power is especially big, control valve of combustion gas
It can aggravate flame；7, inconvenient installation and troubleshooting；8, particularly electric flow control valve once power-off can not stop in time.
Summary of the invention
1, it to solve the problems, such as
In view of the problems of the existing technology and insufficient, the present invention provides a kind of flow control valves of self-locking, use
It is extremely convenient, it not only solves the problems, such as above-mentioned existing many but also largely saves processing cost, it is convenient to design in structure
It is more humane, have many advantages, such as that easy for installation, production is simple, versatile, safe and reliable, the service life is long.
2, technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
A kind of self-locking flow control valve of the invention, including main body are connected with branch pipe, main body on the left of the main body
Right side be connected with supervisor；The main body is made of tube head part, spool, curved elastic slice and heap shape spring；The tube head part
It is inserted at the port of branch pipe；Supervisor's head is connected in the end hole of the supervisor；The tube head part and supervisor's head is logical
Nut is crossed to be screwed on；A gasket is also placed between the tube head part and supervisor's head；It is coated with glue on the nut, seals
Pad is fixedly connected with nut；Curved elastic slice is fixedly connected at the boss of the left side inner hole of the tube head part；Described is curved
Elastic slice is fixedly connected with tube head part by screw；Serrate slot is offered on the left side outer diameter of the tube head part；The tooth form
Soft bushing is cased on slot；Connecting branch at the outer diameter of the soft bushing；The branch pipe and soft bushing pass through pipe collar
It is fixed；The male thread being screwed on is connected on the right side of the tube head part, internal diameter is machined with the internal thread of adjusting on the right side of tube head part
Button；Male thread matched with tube head part is provided on the left of supervisor's head, the right side opening for being responsible for head is equipped with serrate slot,
Soft bushing is cased on serrate slot；Supervisor is connected at the outer diameter of the soft bushing；The supervisor passes through with soft bushing
Pipe collar is fixed；Heap shape spring cavity is provided in the right ports of the tube head part；One jiao of the heap shape spring cavity offers section
Head piece；A heap shape spring is placed in the heap shape spring cavity；Microcephaly one end of the heap shape spring is mounted on spool
On boss；The right side of the spool and the left side of supervisor's head connect；It is provided on the left of the spool big
Heap shape platform and rickle shape platform, are provided with annular groove between raft shape platform and rickle shape platform；The radial surface of the rickle shape platform
It is connected with the inner surface of curved elastic slice；The left end of the annular groove is connect with the right end cambered surface transition of rickle shape platform；When
When abnormal explosion occurs in branch pipe 1, the surface of the raft shape platform and tube head part are in close contact and connect.
As a further improvement of the present invention, the main body is in a kind of cylindrical building.
As a further improvement of the present invention, the tube head part is the building of an interior tubaeform closing mouth of pore area.
As a further improvement of the present invention, supervisor's head is left-hand outer diameter with Dou mouthfuls of taper of building.
As a further improvement of the present invention, the curved elastic slice is structure hook-shaped in the asterism of a uniformly distributed equal part
It builds.
As a further improvement of the present invention, the curved elastic slice is bending to the left, and centre is the uniformly distributed hook of Samsung left-hand
Shape shape, the inner surface of hook-shaped shape elastic slice and the radial surface of rickle shape platform connect.
As a further improvement of the present invention, offered in the middle part of the tube head part it is interior to boss, on a left side for inner convex platform
End face offers the screw hole for screwing screw of uniformly distributed equal part, and the interior heap shape to match with spool is offered on the right of boss
Hole.
As a further improvement of the present invention, the middle part on the right side of the spool is provided with through-hole, and spool right side central is also
It is provided with counterbore.
3, beneficial effect
Compared with the prior art, the invention has the benefit that
(1) a kind of self-locking flow control valve of the invention, the invention device is easy for installation, hommization with higher,
Production is simple, and the cost of processing is greatly saved.
(2) a kind of self-locking flow control valve of the invention, the invention device is versatile, is suitable for many fields, peace
Complete reliable, the service life used is long.
(3) a kind of self-locking flow control valve of the invention, invention device cutout speed is fast, can reduce environmental pollution, can
Reduce the labor intensity of operator.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is curved elastic piece structure schematic diagram of the invention.
In figure: 1, branch pipe；2, tube head part；3, soft bushing；4, screw；5, pipe collar；6, curved elastic slice；7, restriction；8,
Heap shape spring cavity；9, heap shape spring；10, through-hole；11, counterbore；12, spool；13, nut；14, gasket；15, glue；16, main
Pipe；17, it is responsible for head.
Specific embodiment
The present invention is further described below with attached drawing combined with specific embodiments below:
Embodiment 1
As shown in Figs. 1-2, a kind of self-locking flow control valve of the present embodiment, including main body, main body are a kind of cylindricality structure
It builds, branch pipe 1 is connected on the left of above-mentioned main body, supervisor 16 is connected on the right side of main body；Above-mentioned main body is by tube head part 2, valve
Core 12, curved elastic slice 6 and heap shape spring 9 form；Tube head part 2 is the building of an interior tubaeform closing mouth of pore area, and tube head part 2 is inserted
It at the port of branch pipe 1, is responsible in 16 end hole and is connected with supervisor's head 17, supervisor's head 17 is a left-hand outer diameter band cone
The building that Dou mouthfuls of shape.Above-mentioned tube head part 2 is screwed on supervisor's head 17 by nut 13；The middle part of tube head part 2 offers introversion
Boss offers the screw hole for screwing screw 4 of uniformly distributed equal part in the left side of inner convex platform, offered on the right of boss with
A gasket 14 is also placed between the tube head part 2 and supervisor's head 17 in the interior heap shape hole that spool 12 matches；Described
Glue 15 is coated on nut 13, gasket 14 is fixedly connected with nut 13.
A kind of self-locking flow control valve of the present embodiment, it is fixed at the boss of the left side inner hole of above-mentioned tube head part 2 to connect
It is connected to curved elastic slice 6, curved elastic slice 6 is building hook-shaped in the asterism of a uniformly distributed equal part.Above-mentioned curved elastic slice 6 and pipe
Head 2 is fixedly connected by screw 4；Serrate slot is offered on the left side outer diameter of the tube head part 2, is cased on serrate slot soft
Bushing 3；Connecting branch 1 at the outer diameter of the soft bushing 3, branch pipe 1 and soft bushing 3 are fixed by pipe collar 5；The pipe
The right side of head 2 is connected with the male thread being screwed on, and 2 right side internal diameter of tube head part is machined with the interior screw thread of adjusting.
The left side of above-mentioned supervisor's head 17 is provided with male thread matched with tube head part 2, is responsible for the right side opening of head 17
Equipped with serrate slot, be cased with soft bushing 3 on serrate slot, connection supervisor 16 at the outer diameter of soft bushing 3, above-mentioned supervisor 16 with it is soft
Property bushing 3 it is fixed by pipe collar 5, be provided with heap shape spring cavity 8,8 one jiaos of heap shape spring cavity in the right ports of above-mentioned tube head part 2
Restriction 7 is offered, a heap shape spring 9 is placed in the heap shape spring cavity 8, one end cap of microcephaly of heap shape spring 9 is put
On 12 boss of spool, the middle part on above-mentioned 12 right side of spool is provided with through-hole 10, and 12 right side central of spool is additionally provided with counterbore
11, the right side of spool 12 and the left side of supervisor's head 17 connect, and the left side of above-mentioned spool 12 is provided with raft shape
Platform and rickle shape platform are provided with annular groove between raft shape platform and rickle shape platform, curved elastic slice 6 is bending to the left, and centre is Samsung
The uniformly distributed hook-shaped shape of left-hand, the radial surface of above-mentioned rickle shape platform and the inner surface of curved elastic slice 6 connect, above-mentioned ring
The left end of shape slot is connect with the right end cambered surface transition of rickle shape platform；When there is abnormal explosion in branch pipe 1, above-mentioned raft shape platform
Surface and tube head part 2, which are in close contact, to be connected.
A kind of self-locking flow control valve of the present embodiment, wherein the flow direction of fluid be, when primary fluid stream is into spool 12
Entered after heap shape spring cavity 8 after counterbore 11 by through-hole 10 and is entered in branch pipe 1 using the restriction 7 of setting.It works normally
When, the right of restriction 7 is main fluid, and the left side of restriction 7 is Zhi Liuti, and under the action of spool 12, the right and left is normal
Pressure difference is often generated, and the pressure on the right is higher than the pressure on the left side, in the heap shape spring 9 of setting and the effect of curved elastic slice 6
Under, working condition that restriction 7 maintains a normally open.When non-normal working, when abnormal explosion occurs in branch pipe 1, dash forward in branch pipe 1
Right pressure decline, the pressure on the right are greater than the pressure on the left side, and spool 12 overcomes the resultant force of heap shape spring 9 and curved elastic slice 6, throttle
Mouth 7 is closed, and at this moment the hook head portions on curved elastic slice 6 fall into the annular groove of spool 12, because hook head portions are designed as arc,
It after falling into slot, generates hold power to the left, make consistent with the restriction 7 of spool 12 and remain turned-off, play the work of self-locking closure
With.After fault restoration, branch pipe 1 is reset, spool 12 is pushed to restore function.
A kind of self-locking flow control valve of the invention, the invention device is easy for installation, hommization with higher, production
Simply, the cost of processing is greatly saved, it is versatile, it is suitable for many fields, securely and reliably, the service life used is long.Cutout
It is fast fast, it can reduce environmental pollution, the labor intensity of operator can be reduced.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (8)
1. a kind of self-locking flow control valve, it is characterised in that: including main body, branch pipe (1) is connected on the left of the main body,
Supervisor (16) are connected on the right side of main body；The main body is by tube head part (2), spool (12), curved elastic slice (6) and heap shape spring
(9) it forms；The tube head part (2) is inserted at the port of branch pipe (1)；Supervisor is connected in the end hole of the supervisor (16)
Head (17)；The tube head part (2) is screwed on supervisor head (17) by nut (13)；The tube head part (2) and supervisor
A gasket (14) is also placed between head (17)；It is coated with glue (15) on the nut (13), gasket (14) and nut
(13) it is fixedly connected；Curved elastic slice (6) are fixedly connected at the boss of the left side inner hole of the tube head part (2)；The song
Shape elastic slice (6) is fixedly connected with tube head part (2) by screw (4)；Tooth form is offered on the left side outer diameter of the tube head part (2)
Slot；Soft bushing (3) are cased on the serrate slot；Connecting branch (1) at the outer diameter of the soft bushing (3)；Described
Branch pipe (1) and soft bushing (3) are fixed by pipe collar (5)；The outer silk being screwed on is connected on the right side of the tube head part (2)
Button, tube head part (2) right side internal diameter are machined with the interior screw thread of adjusting；It is provided on the left of supervisor's head (17) and tube head
The matched male thread of part (2), the right side opening of supervisor head (17) are equipped with serrate slot, are cased with soft bushing (3) on serrate slot；It is described
Soft bushing (3) outer diameter at connection supervisor (16)；The supervisor (16) and soft bushing (3) is fixed by pipe collar (5)；
Heap shape spring cavity (8) is provided in the right ports of the tube head part (2)；Described (8) one jiaos of heap shape spring cavity offer section
Head piece (7)；A heap shape spring (9) is placed in the heap shape spring cavity (8)；The heap shape spring (9) it is small first
End cap is placed on spool (12) boss；The right side of the spool (12) and the left side of supervisor head (17) connect；
It is provided with raft shape platform and rickle shape platform on the left of the spool (12), is provided with annular between raft shape platform and rickle shape platform
Slot；The radial surface of the rickle shape platform and the inner surface of curved elastic slice (6) connect；The left end of the annular groove with
The right end cambered surface transition of rickle shape platform connects；When there is abnormal explosion in branch pipe (1), the surface of the raft shape platform and pipe
Head (2) is in close contact connection.
2. a kind of self-locking flow control valve according to claim 1, it is characterised in that: the main body is in a kind of cylindricality
Building.
3. a kind of self-locking flow control valve according to claim 1, it is characterised in that: the tube head part (2) is one
The building of a tubaeform closing mouth of interior pore area.
4. a kind of self-locking flow control valve according to claim 1, it is characterised in that: supervisor's head (17) is
One left-hand outer diameter is with Dou mouthfuls of taper of building.
5. a kind of self-locking flow control valve according to claim 1, it is characterised in that: the curved elastic slice (6) is
Hook-shaped building in the asterism of one uniformly distributed equal part.
6. a kind of self-locking flow control valve according to claim 1, it is characterised in that: the curved elastic slice (6) to
Left bending, centre are the uniformly distributed hook-shaped shape of Samsung left-hand, and the inner surface of hook-shaped shape elastic slice is contacted with the radial surface of rickle shape platform
Connection.
7. a kind of self-locking flow control valve according to claim 1, it is characterised in that: in the tube head part (2)
Portion offers interior to boss, the screw hole for screwing screw (4) of uniformly distributed equal part is offered in the left side of inner convex platform, in boss
The right offer the interior heap shape hole to match with spool (12).
8. a kind of self-locking flow control valve according to claim 1, it is characterised in that: on the right side of the spool (12)
Middle part is provided with through-hole (10), and spool (12) right side central is additionally provided with counterbore (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710858414.1A CN107654706B (en) | 2017-09-21 | 2017-09-21 | A kind of self-locking flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710858414.1A CN107654706B (en) | 2017-09-21 | 2017-09-21 | A kind of self-locking flow control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107654706A CN107654706A (en) | 2018-02-02 |
| CN107654706B true CN107654706B (en) | 2019-05-17 |
Family
ID=61129882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710858414.1A Active CN107654706B (en) | 2017-09-21 | 2017-09-21 | A kind of self-locking flow control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654706B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000055220A (en) * | 1998-08-11 | 2000-02-22 | Tlv Co Ltd | Spring energizing disk type antifreezing valve |
| US6367501B2 (en) * | 2000-04-24 | 2002-04-09 | Oswald Svehaug | Anti-geyser shut-off valve assembly |
| CN201103735Y (en) * | 2007-10-31 | 2008-08-20 | 李飞宇 | Self-controlled pipe line liquid stream limiter |
| JP2012002238A (en) * | 2010-06-14 | 2012-01-05 | Tgk Co Ltd | Differential pressure valve |
| CN201963978U (en) * | 2011-01-21 | 2011-09-07 | 蚌埠方正气体净化设备有限公司 | Gas intake damper for high-pressure gas drying and purifying device |
| CN205780944U (en) * | 2016-07-06 | 2016-12-07 | 成都航天烽火精密机电有限公司 | High pressure air relief valve |
-
2017
- 2017-09-21 CN CN201710858414.1A patent/CN107654706B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107654706A (en) | 2018-02-02 |
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