CN209278579U - A kind of vaporization pry regulator high voltage protective block valve - Google Patents
A kind of vaporization pry regulator high voltage protective block valve Download PDFInfo
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- CN209278579U CN209278579U CN201822167489.8U CN201822167489U CN209278579U CN 209278579 U CN209278579 U CN 209278579U CN 201822167489 U CN201822167489 U CN 201822167489U CN 209278579 U CN209278579 U CN 209278579U
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- truncation
- piston
- slideway
- support frame
- stud
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Abstract
The utility model discloses a kind of vaporization pry regulator high voltage protective block valves, including valve body, truncation piston, reset runner etc..Valve inner is equipped with main airway and truncation piston slideway, and truncation piston sliding is set to inside truncation piston slideway, resets runner and be mounted on above valve body.The utility model is mounted on pry regulator exit, when pry regulator failure, into main airway gas pressure it is high when, main airway can be truncated automatically, eliminate pry regulator rear end pipe network security risk, and it is convenient that piston reset is truncated.
Description
Technical field
The utility model belongs to petrochemical equipment field, and in particular to a kind of vaporization pry regulator high voltage protective block valve.
Background technique
The effect of pry regulator is the lower outlet pressure that higher inlet pressure is adjusted to be suitble to user, and according to stream
It is constant in setting value at outlet that the variation for the operating condition that body needs automatically keeps Fluid pressure.The pressure working condition of fluid supply system
Begin to control by pry regulator, pry regulator be typically mounted on gas source factory, gas transmission station, transmission and distribution network user at.
When pry regulator breaks down, outlet pressure is increased, and very big safety will be caused hidden pry regulator rear end pipe network
Suffer from, or even rear end pipe network can be caused to rupture, the danger such as gas leakage, burning, explosion.
Utility model content
Technical problem to be solved by the utility model is: overcoming the deficiencies of the prior art and provide a kind of vaporization pry regulator use
High voltage protective block valve, the utility model are mounted on pry regulator exit, when pry regulator failure, into the gas pressure of main airway
Main airway can be truncated in Gao Shi automatically, eliminate pry regulator rear end pipe network security risk, and it is convenient that piston reset is truncated.
This solves the problems, such as it there are used technical solutions using utility model:
A kind of vaporization pry regulator high voltage protective block valve, including valve body, the valve body shapes are " T " word to stand upside down
Type, the valve body horizontal position centre are equipped with truncation piston slideway through there is main airway among the valve body vertical position,
The truncation piston slideway and main airway perforation connect, and the truncation piston slideway lower end surface is located at below main airway, institute
Indent has gag lever post slideway on the truncation piston slideway periphery stated, and the gag lever post slideway is arranged vertically, the truncation
The perforation of piston slideway lower end is connected with pressure release air flue, and the pressure release air flue and main airway perforation connect, the pressure release air flue
It is located on the right side of truncation piston slideway with one voice with the phase of main airway.
Truncation piston is equipped with inside the truncation piston slideway, truncation piston upper surface center is fixedly connected with spiral shell upwards
Rasp bar is equipped with thrust spring I between the truncation piston slideway upper surface and truncation piston, and the thrust spring I is arranged
On threaded rod, the threaded rod end is worn to valve body outside, and indent has card on the truncation piston periphery
Slot, the card slot are located on the right side of truncation piston axis, are convexly equipped with vertically arranged limit on the truncation piston periphery
Bar, the gag lever post sliding are set to inside gag lever post slideway.
Control gas air intake duct is equipped on the left of the truncation piston slideway, the control gas air intake duct is located on main airway
Side, the control gas air intake duct and main airway perforation connect, and perforation is connected with horizontal cloth above the control gas air intake duct
The control gas distribution air flue set, the control gas distribution air flue both ends, which respectively penetrate through, is connected with a control gas distal airways, and two
Item control gas distal airways are located at truncation piston slideway front and rear sides.
Be equipped with horizontally disposed locking bar movable chamber on the right side of the described truncation piston slideway, the locking bar movable chamber with two
Control the perforation connection of gas distal airways.
It is equipped with locking bar inside the described locking bar movable chamber, the locking bar includes that connecting rod, intermediate kelly and two push away
Bar, two push rods and intermediate kelly are located on the left of connecting rod, and two push rods are fixedly connected with connecting rod both ends respectively, middle card
It is fixedly connected among bar and connecting rod, the push rod sliding sets and controls inside gas distal airways, on the right side of the connecting rod
Equipped with thrust spring II, intermediate kelly is inserted in inside card slot under the promotion of thrust spring II.
It is equipped with above the valve body and resets handwheel, be equipped with interstitial hole, the interstitial hole among the reset handwheel
Diameter is greater than threaded rod outer diameter, and connection ring is equipped with below the reset handwheel, and snap ring is equipped with below the connection ring, described
Connection ring be mutually perpendicular to arrange with snap ring, the snap ring plugs and valve inner.
The reset handwheel upper end is set there are two support frame, and two support frames are arranged symmetrically relative to interstitial hole, described
Support frame be equipped with sliding slot, stud is equipped among the support frame, the stud and support frame are rotatablely connected, described
Stud screw thread position between support frame and interstitial hole, be convexly equipped with limit on the periphery of stud inside the support frame
Ring.
It is set between two support frames there are two half round nut set, two and half round nut sets are combined into a circular spiral shell
Mother, half round nut set have threaded hole towards indent among the end face of support frame, and the threaded portion of stud is threadedly coupled with threaded hole, and half
Round nut set is convexly equipped with anti-rotation sliding block towards the end face of support frame, the anti-rotation sliding block plug with inside sliding slot.
The threaded rod upper surface is fed through interstitial hole, and the threaded rod upper surface is located at the half round nut side of putting on,
The threaded rod is connect with the nut thread that two and half round nut sets are combined into.
Preferably, it is set on the support frame there are two sliding slot, two sliding slots are located at stud two sides up and down, described
Half round nut, which is put on, to be set there are two anti-rotation sliding block, and anti-rotation sliding block is plugged with inside sliding slot, and anti-rotation sliding block is slidably connected with sliding slot.
Preferably, the stud is hexagon socket head stud, and the hexagon socket head of stud is located at support frame backwards to interstitial hole
Outside end face.
Preferably, truncation piston slideway lower end perforation is connected with cone seal chamber, the cone seal chamber point
Downward, cone seal chamber tip position and the perforation of pressure release air flue connect for head position.It is equipped with conical head below the truncation piston,
The conical head shape, size are identical as cone seal chamber shape, size.
Preferably, the intracavitary end surface of the cone seal and gag lever post slideway bottom surface are equipped with rubber pad.
Preferably, the main airway both ends are connected separately with a flange.
Compared with prior art, possessed by the utility model the utility model has the advantages that
(1) when gas pressure is high, main airway can be truncated automatically.
(2) truncation piston reset is convenient.
(3) rubber pad is had, it can buffering collision of closed, effectively extension valve body service life.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of vaporization pry regulator high voltage protective block valve top view of the utility model,
Fig. 2 is the face the utility model A-A cross-sectional view,
Fig. 3 is the face the utility model B-B cross-sectional view,
Fig. 4 is the face the utility model C-C cross-sectional view,
Fig. 5 is schematic diagram after the sealing of the utility model main airway.
In figure: piston slideway, 1c- cone seal chamber, 1d- pressure release air flue, 1e- is truncated in 1- valve body, 1a- main airway, 1b-
Gag lever post slideway, 1f- control gas air intake duct, 1f1- control gas distribution air flue, 1f2- control gas distal airways, 1g- locking bar activity
Chamber；
Piston, 2a- conical head, 2b- threaded rod, 2c- card slot, 2d- gag lever post is truncated in 2-；
3- thrust spring I；
4- locking bar, 4a- connecting rod, the centre 4b- kelly, 4c- push rod；
5- thrust spring II；
6- resets handwheel, 6a- interstitial hole, 6b- snap ring, 6c- connection ring, 6d- support frame, 6d1- sliding slot；
Half round nut set of 7-, 7a- anti-rotation sliding block, 7b- threaded hole；
8- stud, 8a- stop collar；
9- flange；
10- rubber pad.
Specific embodiment
Attached drawing is a kind of most preferred embodiment for vaporizing pry regulator high voltage protective block valve, with reference to the accompanying drawing to this reality
With novel further details of explanation.
As shown in attached drawing 1, attached drawing 2, attached drawing 3, a kind of vaporization pry regulator high voltage protective block valve, including valve body 1.It is described
1 shape of valve body be stand upside down " T " font, i.e., by the horizontal position and horizontal position intermediate vertical of lower end arrange upwards hang down
Straight position composition.Through there is main airway 1a among 1 horizontal position of valve body, it is equipped among 1 vertical position of valve body
Piston slideway 1b, the truncation piston slideway 1b and main airway 1a perforation is truncated to connect, under the truncation piston slideway 1b
End face is located at below main airway 1a.Indent has gag lever post slideway 1e, the limit on the truncation piston slideway 1b periphery
Position bar slideway 1e is arranged vertically.The truncation piston lower end the slideway 1b perforation is connected with cone seal chamber 1c, the taper
Downward, the perforation of cone seal chamber 1c tip position is connected with pressure release air flue 1d at seal chamber 1c tip position.The pressure release air flue
1d and main airway 1a perforation connects, and it is right that the phase of the pressure release air flue 1d and main airway 1a is located at truncation piston slideway 1b with one voice
Side.Cone seal chamber 1c internal end surface and the bottom surface gag lever post slideway 1e are equipped with rubber pad 10.
Truncation piston 2 is equipped with inside the truncation piston slideway 1b, truncation 2 upper surface center of piston is fixedly connected upwards
There is threaded rod 2b, the end threaded rod 2b is worn to 1 outside top of valve body.The upper surface truncation piston slideway 1b
It is equipped with thrust spring I 3 between truncation piston 2, the thrust spring I 3 is set on threaded rod 2b.The truncation piston
Indent has card slot 2c, the card slot 2c to be located on the right side of truncation 2 axis of piston on 2 peripheries.2 periphery of truncation piston
On be convexly equipped with vertically arranged gag lever post 2d, the gag lever post 2d sliding is set to inside gag lever post slideway 1e.The truncation
Conical head 2a is equipped with below piston 2, the conical head 2a shape, size are identical as cone seal chamber 1c shape, size.
As shown in attached drawing 2 and attached drawing 4, control gas air intake duct 1f is equipped on the left of the truncation piston slideway 1b, it is described
Control gas air intake duct 1f be located above main airway 1a, the control gas air intake duct 1f and main airway 1a perforation connect, described
Control gas air intake duct 1f above perforation be connected with horizontally disposed control gas distribution air flue 1f1, the control gas distribution gas
The road both ends 1f1, which respectively penetrate through, to be connected with control gas distal airways a 1f2, two control gas distal airways 1f2 and is located at truncation
The front and rear sides piston slideway 1b.
Horizontally disposed locking bar movable chamber 1g, the locking bar movable chamber 1g are equipped on the right side of the truncation piston slideway 1b
It is connected with two control gas distal airways 1f2 perforations.
Be equipped with locking bar 4 inside the described locking bar movable chamber 1g, the locking bar 4 include connecting rod 4a, centre kelly 4b with
And two push rod 4c.Two push rod 4c and centre kelly 4b are located on the left of connecting rod 4a, two push rod 4c respectively with connecting rod
The both ends 4a are fixedly connected, and are fixedly connected among intermediate kelly 4b and connecting rod 4a.The push rod 4c sliding is set and control gas end
It holds inside air flue 1f2, is equipped with thrust spring II 5 on the right side of the connecting rod 4a.Intermediate kelly 4b pushing away in thrust spring II 5
It is inserted in inside card slot 2c under dynamic, truncation piston 2 is avoided to move down.
Be equipped with above the valve body 1 and reset handwheel 6, be equipped with interstitial hole 6a among the reset handwheel 6, it is described in
Between hole 6a diameter be greater than threaded rod 2b outer diameter.Connection ring 6c, the lower section connection ring 6c are equipped with below the reset handwheel 6
Equipped with snap ring 6b, the connection ring 6c and snap ring 6b is mutually perpendicular to arrange, the snap ring 6b plug with inside valve body 1.Even
Ring 6c and snap ring 6b is met to be rotatablely connected reset handwheel 6 with valve body 1.
6 upper end of reset handwheel is set there are two support frame 6d, and two support frame 6d are relative to the symmetrical cloth of interstitial hole 6a
It sets.Stud 8 is equipped among sliding slot 6d1 there are two setting on the support frame 6d, the support frame 6d, stud 8 is located at two
Between a sliding slot 6d1.The stud 8 and support frame 6d are rotatablely connected, 8 screw thread position of stud be located at support frame 6d and
Between interstitial hole 6a, stop collar 8a is convexly equipped on the periphery of stud 8 inside support frame 6d.The stud 8 that stop collar 8a is
It can only rotate, cannot move left and right.In order to rotate 8 convenience of stud, stud 8 uses hexagon socket head stud.The interior hexagonal of stud 8
Head is located at support frame 6d outside the end face of interstitial hole 6a.
Set between two support frame 6d there are two half round nut set 7, two and half round nuts set 7 be combined into one it is circular
Nut, end face centre indent of the half round nut set 7 towards support frame 6d have threaded hole 7b, the threaded portion of stud 8 and threaded hole 7b
It is threadedly coupled.Half round nut covers the 7 end face projections towards support frame 6d, and there are two anti-rotation sliding block 7a, the anti-rotation sliding block 7a to insert
If inside sliding slot 6d1.
The upper surface threaded rod 2b is fed through interstitial hole 6a, and the upper surface threaded rod 2b is located at half round nut set
7 tops, the threaded rod 2b are connect with the nut thread that two and half round nuts set 7 is combined into.
The both ends main airway 1a are connected separately with a flange 9.
Gas after pry regulator pressure regulation enters main airway 1a from left side, a portion gas by control gas into
Air flue 1f, control gas powder air-jet channel 1f1 are entered inside control gas distal airways 1f2, so that in control gas distal airways 1f2
The air pressure in portion is identical as the gas pressure after pry regulator pressure regulation.
When pry regulator failure, when the gas pressure after pressure regulation is higher than the thrust of thrust spring II 5, gas distal airways are controlled
Gas inside 1f2 just will push push rod 4c and move right, and then drive intermediate kelly 4b to move right by connecting rod 4a,
Until intermediate kelly 4b is detached from card slot 2c.At this point, truncation piston 2 moves down under the promotion of thrust spring I 3, conical head 2a
It is inserted into inside cone seal chamber 1c, truncation piston 2 blocks main airway 1a, and high pressure gas is avoided to flow out valve body 1.At this point, by
Shown in attached drawing 5, truncation 2 upper surface of piston is higher than intermediate kelly 4b.Since cone seal chamber 1c internal end surface and gag lever post are sliding
The road bottom surface 1e is equipped with rubber pad 10, therefore Impact energy when can be moved down with buffer limit bar 2d and conical head 2a, prolongs
Long valve body service life.
After pressure regulator valve troubleshooting, stud 8 is rotated, two and half round nut sets are combined into a round nut, are then revolved
Turn reset handwheel 6, so that threaded rod 2b is moved up, until intermediate kelly 4b is snapped onto again inside card slot 2c.It can be in screw thread
A circle is smeared on bar 2b with coloured coating, when the coating is concordant with half round nut, 7 upper surfaces of set, intermediate kelly 4b is just
It is caught in inside card slot 2c.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Above embodiment, technical field those of ordinary skill within the scope of knowledge, this reality can also not departed from
With under the premise of novel objective, various changes can be made.
Claims (6)
1. a kind of vaporization pry regulator high voltage protective block valve, it is characterised in that:
Including valve body (1), the valve body (1) shape is " T " font stood upside down, and is passed through among the valve body (1) horizontal position
It is installed with main airway (1a), truncation piston slideway (1b) is equipped among the valve body (1) vertical position, the truncation piston is sliding
Road (1b) and main airway (1a) perforation connect, and the truncation piston slideway lower end surface (1b) is located at below main airway (1a), institute
There is gag lever post slideway (1e) indent on truncation piston slideway (1b) periphery stated, the vertical cloth of gag lever post slideway (1e)
It sets, the truncation piston slideway lower end (1b) perforation is connected with pressure release air flue (1d), the pressure release air flue (1d) and main gas
It is right that the phase of road (1a) perforation connection, the pressure release air flue (1d) and main airway (1a) is located at truncation piston slideway (1b) with one voice
Side,
Truncation piston (2) is equipped with inside the truncation piston slideway (1b), truncation piston (2) upper surface center is fixed upwards to be connected
It is connected to threaded rod (2b), thrust spring I (3) is equipped between the truncation piston slideway upper surface (1b) and truncation piston (2),
The thrust spring I (3) is set on threaded rod (2b), and the end the threaded rod (2b) is worn to valve body (1) outside
Square, there is card slot (2c) indent on described truncation piston (2) periphery, and the card slot (2c) is located at truncation piston (2) axis
Right side is convexly equipped with vertically arranged gag lever post (2d) on described truncation piston (2) periphery, the gag lever post (2d) sliding
It is internal set on gag lever post slideway (1e),
Control gas air intake duct (1f) is equipped on the left of the truncation piston slideway (1b), the control gas air intake duct (1f) is located at
Above main airway (1a), the control gas air intake duct (1f) and main airway (1a) perforation are connected, the control gas air intake duct
Perforation is connected with horizontally disposed control gas distribution air flue (1f1) above (1f), and the control gas distributes the both ends air flue (1f1)
Each perforation is connected with a control gas distal airways (1f2), and it is sliding that two control gas distal airways (1f2) are located at truncation piston
The front and rear sides road (1b),
Horizontally disposed locking bar movable chamber (1g), the locking bar movable chamber are equipped on the right side of the truncation piston slideway (1b)
(1g) is connected with two control gas distal airways (1f2) perforations,
Locking bar (4) are equipped with inside the locking bar movable chamber (1g), the locking bar (4) includes connecting rod (4a), intermediate kelly
(4b) and two push rods (4c), two push rods (4c) and intermediate kelly (4b) are located on the left of connecting rod (4a), two push rods
(4c) is fixedly connected with the both ends connecting rod (4a) respectively, is fixedly connected among intermediate kelly (4b) and connecting rod (4a), described
Push rod (4c) sliding sets connecting rod (4a) right side internal with control gas distal airways (1f2), described and is equipped with thrust spring II
(5), intermediate kelly (4b) is inserted in card slot (2c) inside under the promotion of thrust spring II (5),
It is equipped with above the valve body (1) and resets handwheel (6), be equipped with interstitial hole (6a) among the reset handwheel (6), it is described
Interstitial hole (6a) diameter be greater than threaded rod (2b) outer diameter, be equipped with connection ring (6c) below the reset handwheel (6), it is described
It is equipped with snap ring (6b) below connection ring (6c), the connection ring (6c) is mutually perpendicular to arrange with snap ring (6b), the snap ring
(6b) is plugged and valve body (1) is internal,
Described reset handwheel (6) upper end is set there are two support frame (6d), and two support frames (6d) are right relative to interstitial hole (6a)
Claim arrangement, the support frame (6d) is equipped with sliding slot (6d1), is equipped with stud (8) among the support frame (6d), described
Stud (8) and support frame (6d) be rotatablely connected, the stud (8) screw thread position is located at support frame (6d) and interstitial hole (6a)
Between, it is located on the periphery of support frame (6d) internal stud (8) and is convexly equipped with stop collar (8a),
It is set between two support frames (6d) there are two half round nut set (7), two and half round nut sets (7) are combined into a circle
Nut, half round nut set (7) towards support frame (6d) end face among indent have threaded hole (7b), the threaded portion of stud (8)
It is threadedly coupled with threaded hole (7b), half round nut set (7) is convexly equipped with anti-rotation sliding block (7a) towards the end face of support frame (6d), described
Anti-rotation sliding block (7a) plug it is internal with sliding slot (6d1),
Described upper surface threaded rod (2b) is fed through interstitial hole (6a), and the threaded rod upper surface (2b) is located at half round nut
It covers above (7), the threaded rod (2b) is connect with the nut thread that two and half round nut sets (7) are combined into.
2. a kind of vaporization pry regulator high voltage protective block valve according to claim 1, it is characterised in that:
It being set on the support frame (6d) there are two sliding slot (6d1), two sliding slots (6d1) are located at stud (8) two sides up and down,
It is set on the half round nut set (7) there are two anti-rotation sliding block (7a), anti-rotation sliding block (7a) plugs and sliding slot (6d1) is internal, prevents
Turn sliding block (7a) to be slidably connected with sliding slot (6d1).
3. a kind of vaporization pry regulator high voltage protective block valve according to claim 1, it is characterised in that:
The stud (8) is hexagon socket head stud, and the hexagon socket head of stud (8) is located at support frame (6d) backwards to interstitial hole (6a)
End face outside.
4. a kind of vaporization pry regulator high voltage protective block valve according to claim 1, it is characterised in that:
The truncation piston slideway lower end (1b) perforation is connected with cone seal chamber (1c), cone seal chamber (1c) point
Downward, cone seal chamber (1c) tip position and pressure release air flue (1d) perforation connect for head position,
It is equipped with conical head (2a) below the truncation piston (2), the conical head (2a) shape, size and cone seal chamber
(1c) shape, size are identical.
5. a kind of vaporization pry regulator high voltage protective block valve according to claim 4, it is characterised in that:
Cone seal chamber (1c) internal end surface and the bottom surface gag lever post slideway (1e) is equipped with rubber pad (10).
6. a kind of vaporization pry regulator high voltage protective block valve according to claim 4, it is characterised in that:
Described both ends main airway (1a) are connected separately with a flange (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822167489.8U CN209278579U (en) | 2018-12-24 | 2018-12-24 | A kind of vaporization pry regulator high voltage protective block valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822167489.8U CN209278579U (en) | 2018-12-24 | 2018-12-24 | A kind of vaporization pry regulator high voltage protective block valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278579U true CN209278579U (en) | 2019-08-20 |
Family
ID=67612552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822167489.8U Active CN209278579U (en) | 2018-12-24 | 2018-12-24 | A kind of vaporization pry regulator high voltage protective block valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278579U (en) |
-
2018
- 2018-12-24 CN CN201822167489.8U patent/CN209278579U/en active Active
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