CN208381325U - A kind of fast-connecting type shut-off valve - Google Patents
A kind of fast-connecting type shut-off valve Download PDFInfo
- Publication number
- CN208381325U CN208381325U CN201820808416.XU CN201820808416U CN208381325U CN 208381325 U CN208381325 U CN 208381325U CN 201820808416 U CN201820808416 U CN 201820808416U CN 208381325 U CN208381325 U CN 208381325U
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- valve
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Abstract
The utility model relates to a kind of fast-connecting type shut-off valve, including valve body, valve rod, valve deck, the valve body is equipped with the opening for installing valve deck, by being threadedly engaged and being tightened between the valve deck and valve body openings；The valve rod is interspersed in valve deck, by being threadedly engaged connection between the valve rod and valve deck；It is equipped with a counterbore at the lower end center of the valve rod, and valve pin is equipped with by the counterbore, washer is installed, and the sealing surface of the washer and valve body is inconsistent on the valve pin；The upper end of the valve rod is equipped with the handle to move up and down for driving stem；The upper end of the valve deck is equipped with pressure cap, and the pressure cap covers on the body of rod of valve rod；The utility model has the following beneficial effects: compared with prior art, traditional structure is designed by the structure of optimization so that entire shut-off valve is more convenient in replacement process, have the advantages that fast assembling-disassembling, be conveniently replaceable, structure it is simple.
Description
Technical field
The utility model belongs to valve body technical field more particularly to a kind of fast-connecting type shut-off valve.
Background technique
Existing shut-off valve is applied relatively broad, and simple, small in size, light-weight, applied widely with structure is excellent
Point；But in existing shut-off valve, be usually between valve body and valve deck therein adopt to be bolted connection, and valve deck and valve rod it
Between mounting means it is also comparatively laborious, therefore during ending each component of valve replacement, replace the low efficiency for being more troublesome and dismounting
Under.
Summary of the invention
The purpose of the utility model is to overcome the shortcomings of the prior art, and provide it is a kind of it is easy to operate, convenient for more
It changes, the fast-connecting type shut-off valve of fast assembling-disassembling.
The purpose of this utility model is completed by following technical solution, such fast-connecting type shut-off valve include valve body,
Valve rod, valve deck, it is characterised in that: the valve body is equipped with the opening for installing valve deck, the opening inner wall of the valve body
Place is equipped with internal screw thread, and external screw thread is equipped at valve deck lower end outer wall corresponding with the opening internal screw thread, and the valve deck passes through outer
The screw-internal thread fit of the opening of screw thread and valve body is simultaneously tightened；The valve rod is interspersed in valve deck, the valve deck lower end
Internal screw thread is equipped at inner wall, the body of rod of valve rod corresponding with the internal screw thread is equipped with external screw thread, and the valve rod passes through outer spiral shell
The connection of the screw-internal thread fit of line and valve deck；It is equipped with a counterbore at the lower end center of the valve rod, and is equipped with by the counterbore
Valve pin is equipped with washer on the valve pin, and the sealing surface of the washer and valve body is inconsistent；It installs the upper end of the valve rod
There is the handle to move up and down for driving stem；The upper end of the valve deck is equipped with pressure cap, and the pressure cap covers the bar in valve rod
On body.
Preferably, being equipped with a circle raised line at the valve deck inner wall, and the body of rod wall of the inner wall of the raised line and valve rod is tight
Contiguity touching, the cavity above raised line are seal chamber, and the cavity below raised line is stroke chamber.
Preferably, being connected through a screw thread fixation, and the lower end of pressure cap and raised line between the pressure cap and valve deck upper end
Between pressure pad block is installed, and the pressure pad block covers on the body of rod of valve rod.
Preferably, the valve pin is cross-shaped structure, one end of valve pin is equipped with external screw thread, corresponding with the external screw thread
The counterbore inner wall of valve rod be equipped with internal screw thread, the valve pin passes through the screw-internal thread fit of the counterbore of external screw thread and valve rod and screws
It is fixed.
Preferably, the end face of the other end of the valve pin is curved end, and the shank at the end is equipped with a circle card
Slot, and washer is connected with by the card slot.
Preferably, being equipped with O-ring seal between the end face of the valve deck and the end face of valve body openings, and this is O-shaped
Sealing ring is embedded in the groove that valve deck end face is offered.
Preferably, the handle is fixed by screws at the upper end of valve rod.
The utility model has the following beneficial effects: compared with prior art, traditional structure being designed by the structure of optimization, is made
Entire shut-off valve it is more convenient in replacement process, have the advantages that fast assembling-disassembling, be conveniently replaceable, structure it is simple.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Label in attached drawing is respectively as follows: 1, valve body；2, valve deck；3, valve rod；4, handle；5, valve pin；6, pressure cap； 7,
Screw；8, O-ring seal；9, pressure pad block；10, washer；11, it is open；12, sealing surface；21, raised line；22, seal chamber；
23, stroke chamber；24, groove；31, counterbore；51, card slot.
Specific embodiment
Do detailed introduction to the utility model below in conjunction with attached drawing: as shown in Fig. 1, the utility model includes valve body
1, valve rod 3, valve deck 2, the valve body 1 are equipped with the opening 11 for installing valve deck 2,11 inner wall of opening of the valve body 1
Place is equipped with internal screw thread, and external screw thread is equipped at 2 lower end outer wall of valve deck corresponding with 11 internal screw thread of opening, and the valve deck 2 is logical
It crosses the screw-internal thread fit of the opening 11 of external screw thread and valve body and is tightened, this structure is more convenient in disassembly process；It is described
Valve rod 3 be interspersed in valve deck 2, at 2 lower end inner wall of valve deck be equipped with internal screw thread, valve rod 3 corresponding with the internal screw thread
The body of rod be equipped with external screw thread, the valve rod 3 is connect by external screw thread with the screw-internal thread fit of valve deck 2；The valve rod 3
It is equipped with a counterbore 31 at the center of lower end, and valve pin 5 is equipped with by the counterbore 31, washer 10 is installed on the valve pin 5, and
The sealing surface 12 of the washer 10 and valve body 1 is inconsistent；The upper end of the valve rod 3 is equipped with to move up and down for driving stem 3
Handle 4；The upper end of the valve deck 2 is equipped with pressure cap 6, and 6 sets of the pressure cap is on the body of rod of valve rod 3.Fast-connecting type cut-off
Valve passes through handle 4 clockwise or counterclockwise, thus the up and down motion with ovable valve stem 3 on valve deck 2, so that valve pin 5
The sealing ring 12 of washer 10 and valve body 1 is in the state opened or closed.
A circle raised line 21 is equipped at 2 inner wall of valve deck, and the inner wall of the raised line 21 and the body of rod wall of valve rod 3 closely connect
Touching, the cavity above raised line 21 are seal chamber 22, and the cavity positioned at 21 lower section of raised line is stroke chamber 23, the seal chamber 22
Effect prevents outside air from entering valve body, and the effect of stroke chamber 23 is easy for movement of the valve rod 3 on valve deck 2.
It is connected through a screw thread fixation between 2 upper end of pressure cap 6 and valve deck, and between the lower end of pressure cap 6 and raised line 21
Pressure pad block 9 is installed, and 9 sets of the pressure pad block, on the body of rod of valve rod 3, such sealing structure effect is more preferable.
The valve pin 5 is cross-shaped structure, and one end of valve pin 5 is equipped with external screw thread, valve rod corresponding with the external screw thread
31 inner wall of counterbore be equipped with internal screw thread, the valve pin 5 passes through the screw-internal thread fit of the counterbore 31 of external screw thread and valve rod and screws
It is fixed；Such structure is replaced high-efficient convenient for each damage of components from now on.
The end face of the other end of the valve pin 5 is curved end, and the shank at the end is equipped with a circle card slot 51, and leads to
It crosses the card slot 51 and is connected with washer 10；It is also embodied in and replaces advantage high-efficient, convenient for disassembly and assembly.
O-ring seal 8, and the O-shaped sealing are installed between the end face of the valve deck 2 and the end face of the opening of valve body 1 11
Circle 8 is embedded in the groove 24 that 2 end face of valve deck is offered；Its structure is that sealing effect is more preferable.
The handle 4 is fixed at the upper end of valve rod 3 by screw 7, and dismounting, replacement are convenient.
The utility model is not limited to above embodiment, makees any variation no matter constituting in its shape or material, all
It is to be designed using structure provided by the utility model, is all a kind of deformation of the utility model, is considered as practical new at this
Within type protection scope.
Claims (7)
1. a kind of fast-connecting type shut-off valve, including valve body (1), valve rod (3), valve deck (2), it is characterised in that: on the valve body (1)
Equipped with the opening (11) for installing valve deck (2), it is equipped with internal screw thread at opening (11) inner wall of the valve body (1), is opened with this
External screw thread is equipped at corresponding valve deck (2) lower end outer wall of mouth (11) internal screw thread, the valve deck (2) passes through external screw thread and valve body
Opening (11) screw-internal thread fit and be tightened；The valve rod (3) is interspersed in valve deck (2), under the valve deck (2)
It holds and is equipped with internal screw thread at inner wall, the body of rod of valve rod (3) corresponding with the internal screw thread is equipped with external screw thread, the valve rod (3)
It is connect by external screw thread with the screw-internal thread fit of valve deck (2)；A counterbore (31) are equipped at the lower end center of the valve rod (3),
And be equipped with valve pin (5) by the counterbore (31), it is equipped on the valve pin (5) washer (10), and the washer (10) and valve
The sealing surface (12) of body (1) is inconsistent；The upper end of the valve rod (3) is equipped with the handle to move up and down for driving stem
(4)；The upper end of the valve deck (2) is equipped with pressure cap (6), and the pressure cap (6) covers on the body of rod of valve rod (3).
2. fast-connecting type shut-off valve according to claim 1, it is characterised in that: be equipped with a circle at described valve deck (2) inner wall
Raised line (21), and the inner wall of the raised line (21) and the body of rod wall of valve rod (3) are in close contact, being located at the cavity above raised line (21) is
Seal chamber (22), being located at the cavity below raised line (21) is stroke chamber (23).
3. fast-connecting type shut-off valve according to claim 2, it is characterised in that: the pressure cap (6) and valve deck (2) upper end it
Between be connected through a screw thread fixation, and pressure pad block (9) are installed, and the pressure pad block (9) between the lower end of pressure cap (6) and raised line (21)
It covers on the body of rod of valve rod (3).
4. fast-connecting type shut-off valve according to claim 1, it is characterised in that: the valve pin (5) is cross-shaped structure, valve
The one end for selling (5) is equipped with external screw thread, and counterbore (31) inner wall of valve rod corresponding with the external screw thread is equipped with internal screw thread, the valve
Pin (5) passes through the screw-internal thread fit of external screw thread and the counterbore (31) of valve rod and is tightened.
5. fast-connecting type shut-off valve according to claim 4, it is characterised in that: the end face of the other end of the valve pin (5)
For curved end, and the shank at the end is equipped with circle card slot (51), and is connected with washer (10) by the card slot (51).
6. fast-connecting type shut-off valve according to claim 1, it is characterised in that: the end face and valve body (1) of the valve deck (2)
It is equipped with O-ring seal (8) between the end face of opening (11), and the O-ring seal (8) is embedded in valve deck (2) end face and is opened up
In some grooves (24).
7. fast-connecting type shut-off valve according to claim 1, it is characterised in that: the handle (4) is fixed by screw (7)
At the upper end of valve rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808416.XU CN208381325U (en) | 2018-05-29 | 2018-05-29 | A kind of fast-connecting type shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808416.XU CN208381325U (en) | 2018-05-29 | 2018-05-29 | A kind of fast-connecting type shut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208381325U true CN208381325U (en) | 2019-01-15 |
Family
ID=64968391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820808416.XU Active CN208381325U (en) | 2018-05-29 | 2018-05-29 | A kind of fast-connecting type shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208381325U (en) |
-
2018
- 2018-05-29 CN CN201820808416.XU patent/CN208381325U/en active Active
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| GR01 | Patent grant |