CN109323040A - A kind of safety valve for preventing valve handle stuck - Google Patents
A kind of safety valve for preventing valve handle stuck Download PDFInfo
- Publication number
- CN109323040A CN109323040A CN201811499430.7A CN201811499430A CN109323040A CN 109323040 A CN109323040 A CN 109323040A CN 201811499430 A CN201811499430 A CN 201811499430A CN 109323040 A CN109323040 A CN 109323040A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- handle
- fixedly installed
- safety valve
- 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.)
- Withdrawn
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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
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
- F16K31/602—Pivoting levers, e.g. single-sided
-
- 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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention relates to safety valve technical fields, and disclose a kind of safety valve for preventing valve handle stuck, including the first valve body, the bottom of first valve body is fixedly installed with valve seat, the top movable of the valve seat is equipped with spool, it is fixedly installed with valve rod at the top of the spool, communicating pipe is fixedly installed on the right side of first valve body, the top movable of first valve body is equipped with the second valve body.The safety valve for preventing valve handle stuck, in safety valve use process, safety valve is not when there is fortuitous event, handle can be pulled to be overhauled, by being provided with connection box, holder and filter plate, staff pulls handle, make jacking block top link block, it mentions valve rod above, increase spool, whether observable safety valve can normal use, keep the rotation process of handle more smooth, handle can be effectively prevent stuck situation occur, provided convenience for staff, the use of user is more convenient.
Description
Technical field
The present invention relates to safety valve technical field, specially a kind of safety valve for preventing valve handle stuck.
Background technique
Safety valve is that opening and closing element is in normally off under by external force, is surpassed when the pressure medium in equipment or pipeline increases
When crossing specified value, by outside system discharge medium come to prevent pressure medium in pipeline or equipment be more than the particular usage valve of specified value
Door, safety valve belongs to automatic valve class, is mainly used for boiler, on pressure vessels and pipes, control pressure is no more than specified value, to people
Body safety and equipment have run important protective effect, and note safety valve, which has to pass through pressure testing, to be used.
Safety valve currently on the market, in practical applications, since traditional safety valve valve handle is typically all not use,
It is only carried out in emergency or maintenance using and valve handle is just being easy to get rusty for a long time when not used, while valve handle exists
In use process, the frictional force of valve handle and valve seat location is excessive, will it is easy to appear stuck situations, so propose one kind
The safety valve for preventing valve handle stuck is set forth above to solve the problems, such as.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of safety valve for preventing valve handle stuck, having prevents valve handle stuck
The advantages that, solve safety valve in the market, in practical applications, since traditional safety valve valve handle is typically all not use
, it is only carried out in emergency or maintenance using and valve handle is just being easy to get rusty for a long time when not used, while valve handle
In use, the frictional force of valve handle and valve seat location is excessive, will the problem of it is easy to appear stuck situations.
(2) technical solution
To realize the above-mentioned purpose for preventing valve handle stuck, the invention provides the following technical scheme: a kind of peace for preventing valve handle stuck
Full valve, including the first valve body, the bottom of first valve body are fixedly installed with valve seat, and the top movable of the valve seat is equipped with valve
Core is fixedly installed with valve rod at the top of the spool, communicating pipe, first valve is fixedly installed on the right side of first valve body
The top movable of body is equipped with the second valve body, and the bottom of second valve body is movably installed with the first spiral shell through the first valve body
Bolt, the bottom end of first bolt are movably installed with the first nut, and the inner wall bottom of second valve body is movably installed with detent
Block is fixedly installed with the spring positioned at stem exterior at the top of the detent block, is fixedly installed with and is located at the top of the spring
Spacer block at the top of second valve interior wall, the top movable of second valve body are equipped with top cover, and the inner wall bottom of the top cover is living
The dynamic adjusting nut being equipped with positioned at stem exterior, is fixedly installed with fixed frame on the right side of the top cover, the fixed frame it is interior
Portion is movably installed with the link block outside top cover, and it is two brackets that quantity is fixedly installed on the left of the top cover, and two
The inside of a bracket is connect with connecting rod, and the front and back end of the connecting rod is movably installed with opposite positioned at two brackets
Second nut of side, the external activity of the connecting rod are equipped with the connection box between two brackets, the connection box
Internal activity the ball outside connecting rod is installed, the external activity of the connection box be equipped with positioned at two brackets it
Between holder, it is described connection box outside be fixedly installed with the filter plate inside holder, the inside of the filter plate opens up
There is filter opening, the bottom of the holder is fixedly installed with connecting tube, and the outside of the holder is fixedly installed with handle, the hand
Jacking block is fixedly installed at the top of handle.
Preferably, the width of the spool is greater than the width of valve seat, and the width of the detent block is greater than valve rod and spring
Width.
Preferably, the height of first valve body is equal to the half of the second valve body, and the detent block and spacer block are in pair
Claim the two sides for being distributed in spring cross central line.
Preferably, the quantity of the ball is 20, and ten are one group, and totally two groups, ball described in two groups is in symmetrical point
Cloth ten balls in the two sides of connecting rod cross central line, one group are isodistantly spaced the inside for being distributed in connection box.
Preferably, second valve body of the first bolt-through and the first valve body are connect with the first nut thread, the connection
The both ends of bar are provided with external screw thread, and the second nut is internally provided with internal screw thread, and the connecting rod and the second nut thread connect
It connects.
Preferably, there is gap between the jacking block and link block, gap is greater than one centimetre, and the quantity of the filter opening is ten
Two, two are one group, and totally six groups, filter opening described in six groups is isodistantly spaced the inside for being distributed in filter plate.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of safety valve for preventing valve handle stuck, have it is following the utility model has the advantages that
The safety valve for preventing valve handle stuck, in safety valve use process, safety valve can be drawn when there is not fortuitous event
Fixed handle is overhauled, and by being provided with connection box, holder and filter plate, staff pulls handle, connects jacking block top
Block mentions valve rod above, increase spool, observable safety valve whether can normal use, while when handle is rotated, connection
The ball being arranged inside box, can be such that the frictional force of handle rotation process reduces, use handle more convenient, while holder
Inside is placed with lubricating oil, and lubricating oil can enter in connection box inside the filter opening of filter plate, be lubricated to ball and connecting rod,
Keep the rotation process of handle more smooth, handle can be effectively prevent stuck situation occur, provided convenience for staff, is more convenient
The use of user.
Detailed description of the invention
Fig. 1 is cross-sectional view of the present invention；
Fig. 2 is the structural schematic diagram of present invention connection box；
Fig. 3 is the structural schematic diagram of filter plate of the present invention.
In figure: 1 first valve body, 2 valve seats, 3 spools, 4 valve rods, 5 communicating pipes, 6 second valve bodies, 7 first bolts, 8 first spiral shells
Mother, 9 detent blocks, 10 springs, 11 spacer blocks, 12 top covers, 13 adjusting nuts, 14 fixed frames, 15 link blocks, 16 brackets, 17 connecting rods,
18 second nuts, 19 connection boxes, 20 balls, 21 holders, 22 filter plates, 23 filter openings, 24 connecting tubes, 25 handles, 26 jacking blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3, a kind of safety valve for preventing valve handle stuck, including the first valve body 1 are please referred to, the bottom of the first valve body 1 is solid
Dingan County is equipped with valve seat 2, and the top movable of valve seat 2 is equipped with spool 3, and the top of spool 3 is fixedly installed with valve rod 4, the first valve body 1
Right side be fixedly installed with communicating pipe 5, the top movable of the first valve body 1 is equipped with the second valve body 6, and the bottom of the second valve body 6 is living
Dynamic the first bolt 7 being equipped with through the first valve body 1, the bottom end of the first bolt 7 is movably installed with the first nut 8, the second valve body 6
Inner wall bottom be movably installed with detent block 9, the top of detent block 9 is fixedly installed with the spring 10 outside valve rod 4, spool
3 width is greater than the width of valve seat 2, and the width of detent block 9 is greater than the width of valve rod 4 and spring 10, and the top of spring 10 is fixed
The spacer block 11 being located at the top of 6 inner wall of the second valve body is installed, the height of the first valve body 1 is equal to the half of the second valve body 6, card
Position block 9 and spacer block 11 are symmetric in the two sides of 10 cross central line of spring, and the top movable of the second valve body 6 is equipped with top cover
12, the inner wall bottom of top cover 12 is movably installed with the adjusting nut 13 outside valve rod 4, and the right side of top cover 12 is fixedly installed with
Fixed frame 14, the internal activity of fixed frame 14 are equipped with the link block 15 outside top cover 12, the fixed peace in the left side of top cover 12
The bracket 16 for being two equipped with quantity, the inside of two brackets 16 are connect with connecting rod 17, and the front and back end of connecting rod 17 is living
Dynamic to be equipped with the second nut 18 positioned at two opposite sides of bracket 16, the first bolt 7 runs through the second valve body 6 and the first valve body 1
It is threadedly coupled with the first nut 8, the both ends of connecting rod 17 are provided with external screw thread, and the second nut 18 is internally provided with interior spiral shell
Line, connecting rod 17 are threadedly coupled with the second nut 18, and the external activity of connecting rod 17 is equipped between two brackets 16
Box 19 is connected, the internal activity of connection box 19 is equipped with the ball 20 outside connecting rod 17, and the quantity of ball 20 is 20
A, ten are one group, and totally two groups, two groups of balls 20 are symmetric ten in the two sides of 17 cross central line of connecting rod, one group
A ball 20 be isodistantly spaced be distributed in connection box 19 inside, connection box 19 external activity be equipped with positioned at two brackets 16 it
Between holder 21, connection box 19 outside be fixedly installed with the filter plate 22 inside holder 21, the inside of filter plate 22 is opened
Equipped with filter opening 23, there is gap between jacking block 26 and link block 15, gap is greater than one centimetre, and the quantity of filter opening 22 is 12,
Two are one group, and totally six groups, six groups of filter openings 23 are isodistantly spaced the inside for being distributed in filter plate 22, and the bottom of holder 21 is fixedly mounted
There is connecting tube 24, the outside of holder 17 is fixedly installed with handle 25, and the top of handle 25 is fixedly installed with jacking block 26, in safety
In valve use process, safety valve can pull handle 25 to be overhauled when there is not fortuitous event, by being provided with connection
Box 19, holder 21 and filter plate 22, staff pull handle 25, so that jacking block 26 is pushed up link block 15, mention valve rod 4 above, make valve
Core 3 rises, observable safety valve whether can normal use connect and be arranged inside box 19 while when handle 25 is rotated
Ball 20 can be such that the frictional force of 25 rotation process of handle reduces, use handle 25 more convenient, while inside holder 21
Be placed with lubricating oil, lubricating oil can enter in connection box 19 inside the filter opening 23 of filter plate 22, to ball 20 and connecting rod 17 into
Row lubrication, keeps the rotation process of handle 25 more smooth, handle 25 can be effectively prevent stuck situation occur, provided for staff
It is convenient, it is more convenient the use of user.
In conclusion the safety valve for preventing valve handle stuck, in safety valve use process, safety valve is not being anticipated
When outer situation, handle 25 can be pulled to be overhauled, by being provided with connection box 19, holder 21 and filter plate 22, staff
Handle 25 is pulled, so that jacking block 26 is pushed up link block 15, mentions valve rod 4 above, increase spool 3, whether observable safety valve can be normal
It uses, while when handle 25 is rotated, connects the ball 20 being arranged inside box 19, the friction of 25 rotation process of handle can be made
Power is reduced, and uses handle 25 more convenient, while being placed with lubricating oil inside holder 21, lubricating oil can be from filter plate 22
Enter in connection box 19 inside filter opening 23, ball 20 and connecting rod 17 be lubricated, keep the rotation process of handle 25 more smooth,
Handle 25 can be effectively prevent stuck situation occur, provided convenience for staff, the use of user is more convenient.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of safety valve for preventing valve handle stuck, including the first valve body (1), it is characterised in that: the bottom of first valve body (1)
Portion is fixedly installed with valve seat (2), and the top movable of the valve seat (2) is equipped with spool (3), and the top of the spool (3) is fixed
It is equipped with valve rod (4), is fixedly installed with communicating pipe (5) on the right side of first valve body (1), the top of first valve body (1)
It is movably installed with the second valve body (6), the bottom of second valve body (6) is movably installed with the first spiral shell through the first valve body (1)
The bottom end of bolt (7), first bolt (7) is movably installed with the first nut (8), and the inner wall bottom of second valve body (6) is living
It is dynamic to be equipped with detent block (9), the spring (10) external positioned at valve rod (4) is fixedly installed at the top of the detent block (9), it is described
The spacer block (11) being fixedly installed at the top of spring (10) at the top of the second valve body (6) inner wall, the top of second valve body (6)
Portion is movably installed with top cover (12), and the inner wall bottom of the top cover (12) is movably installed with the adjustment spiral shell external positioned at valve rod (4)
Female (13) are fixedly installed with fixed frame (14) on the right side of the top cover (12), and the internal activity of the fixed frame (14) is equipped with
The link block (15) external positioned at top cover (12) is fixedly installed with the bracket that quantity is two on the left of the top cover (12)
(16), the inside of two brackets (16) is connect with connecting rod (17), the front and back end of the connecting rod (17) activity peace
Equipped with the second nut (18) for being located at the opposite side of two brackets (16), the external activity of the connecting rod (17), which is equipped with, to be located at
Connection box (19) between two brackets (16), the internal activity of connection box (19) are equipped with external positioned at connecting rod (17)
Ball (20), it is described connection box (19) external activity the holder (21) between two brackets (16), institute are installed
The outside for stating connection box (19) is fixedly installed with the filter plate (22) internal positioned at holder (21), and the inside of the filter plate (22) is opened
Equipped with filter opening (23), the bottom of the holder (21) is fixedly installed with connecting tube (24), and the outside of the holder (17) is solid
Dingan County is equipped with handle (25), is fixedly installed with jacking block (26) at the top of the handle (25).
2. a kind of safety valve for preventing valve handle stuck according to claim 1, it is characterised in that: the width of the spool (3)
Degree is greater than the width of valve seat (2), and the width of the detent block (9) is greater than the width of valve rod (4) and spring (10).
3. a kind of safety valve for preventing valve handle stuck according to claim 1, it is characterised in that: first valve body (1)
Height be equal to the half of the second valve body (6), the detent block (9) and spacer block (11) are symmetric horizontal in spring (10)
To the two sides of center line.
4. a kind of safety valve for preventing valve handle stuck according to claim 1, it is characterised in that: the number of the ball (20)
Amount is 20, and ten are one group, and totally two groups, ball described in two groups (20) is symmetric in connecting rod (17) cross central line
Two sides, ten balls (20) are isodistantly spaced the inside for being distributed in connection box (19) in one group.
5. a kind of safety valve for preventing valve handle stuck according to claim 1, it is characterised in that: first bolt (7)
It is threadedly coupled through the second valve body (6) and the first valve body (1) with the first nut (8), the both ends of the connecting rod (17) are respectively provided with
There is external screw thread, the second nut (18) is internally provided with internal screw thread, and the connecting rod (17) is threadedly coupled with the second nut (18).
6. a kind of safety valve for preventing valve handle stuck according to claim 1, it is characterised in that: the jacking block (26) and company
It connects and has gap between block (15), gap is greater than one centimetre, and the quantity of the filter opening (22) is 12, and two are one group, altogether
Six groups, filter opening described in six groups (23) is isodistantly spaced the inside for being distributed in filter plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811499430.7A CN109323040A (en) | 2018-12-09 | 2018-12-09 | A kind of safety valve for preventing valve handle stuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811499430.7A CN109323040A (en) | 2018-12-09 | 2018-12-09 | A kind of safety valve for preventing valve handle stuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109323040A true CN109323040A (en) | 2019-02-12 |
Family
ID=65256841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811499430.7A Withdrawn CN109323040A (en) | 2018-12-09 | 2018-12-09 | A kind of safety valve for preventing valve handle stuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109323040A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757401A (en) * | 2021-09-07 | 2021-12-07 | 哈电集团哈尔滨电站阀门有限公司 | Manual wedge type gate valve capable of preventing wedge from being dead |
-
2018
- 2018-12-09 CN CN201811499430.7A patent/CN109323040A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757401A (en) * | 2021-09-07 | 2021-12-07 | 哈电集团哈尔滨电站阀门有限公司 | Manual wedge type gate valve capable of preventing wedge from being dead |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190212 |