CN209414644U - A kind of high leakproofness c-type eccentric ball valve - Google Patents
A kind of high leakproofness c-type eccentric ball valve Download PDFInfo
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- CN209414644U CN209414644U CN201820199505.9U CN201820199505U CN209414644U CN 209414644 U CN209414644 U CN 209414644U CN 201820199505 U CN201820199505 U CN 201820199505U CN 209414644 U CN209414644 U CN 209414644U
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- ball valve
- valve core
- valve
- high leakproofness
- type eccentric
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Abstract
The utility model discloses a kind of high leakproofness c-type eccentric ball valve, it include ball valve body, and it is set to the control device of ball valve body upper end, and it is set to the bracket between ball valve body and control device, the ball valve body includes ball valve, and it is set to the valve core inside ball valve, one end of the valve core is provided with sealing plate, sealing device is provided between the sealing plate and valve core, the sealing device includes to be set to valve core one end, and the memorial alloy bushing being fixedly connected with valve core, and it is set to the hard sealant of memorial alloy bushing one end, and it is set to the spring between hard sealant and memorial alloy bushing, and it is set to the soft seal layer of hard sealant one end；The novel high leakproofness c-type eccentric ball valve so that ball valve body is in the long-term use process, can still keep good high sealing performance, effectively prevent from revealing by sealing device, have the advantages that highly dense property is good, water delivery effect is good, long service life.
Description
Technical field
The utility model relates to a kind of high leakproofness c-type eccentric ball valves.
Background technique
Eccentric ball valve is one of valve, and closure member is a sphere or hemisphere: sphere or hemisphere are in valve body
Heart line makees rotation to have the function that unlatching, closing, and ball valve is mainly used to make the stream for cutting off, distributing and changing medium in pipeline
Dynamic direction.Eccentric ball valve is the control unit in pipeline fluid conveying system, it is for changing access section and media flow
Direction, has the function of water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release etc., eccentric ball valve can be used for controlling water, steam,
The various types such as oil product, gas, mud, various corrosive medias, liquid metal and radioactive fluid fluidly flow.
But since existing eccentric ball valve is during prolonged use, the friction between valve core and valve body is easy
The abrasion of valve core is caused, so that the sealing performance of ball valve body reduces, seals unreliable, in turn results in ball valve body leakproofness
Can be poor, it is easy to happen leakage, service life is short.
Utility model content
In view of this, the utility model aim is to provide one kind by sealing device, so that ball valve body makes in long-term
With in the process, can still keep good high sealing performance, effectively prevent from revealing, have highly dense property is good, water delivery effect is good,
The high leakproofness c-type eccentric ball valve of long service life advantage.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of high leakproofness c-type eccentric ball valve,
Include ball valve body, and is set to the control device of ball valve body upper end, and be set between ball valve body and control device
Bracket, the ball valve body includes ball valve, and is set to the valve core inside ball valve, and one end of the valve core is provided with
The sealing plate being fixedly connected with valve core is provided with sealing device, the sealing device packet between the sealing plate and valve core
Memorial alloy bushing that is being set to valve core one end and being fixedly connected with valve core is included, and is set to memorial alloy bushing
The hard sealant of one end, and the spring being set between hard sealant and memorial alloy bushing, and it is set to hard sealant one end
And the soft seal layer that fits with hard sealant.
Preferably, the spring be provided with more than one and be uniformly distributed in hard sealant and memorial alloy bushing it
Between.
Preferably, the ball valve upper end is provided with the bonnet, being fixedly connected with ball valve, the ball valve lower end is provided with
The bottom flange being fixedly connected with ball valve.
Preferably, the valve core upper end is provided with upper valve being fixedly connected with valve core and through bonnet,
Axis, the valve core lower end are provided with the lower valve shaft being fixedly connected with valve core.
Preferably, the ball valve side offers the water outlet for water outlet, the other end of the ball valve opens up useful
In the water inlet of water inlet.
Preferably, being provided with filler device between the bracket and bonnet, the filler device includes to be set to
Bonnet, upper end and the condiment lid that is fixedly connected with bonnet, and be set to the stuffing hole of follower lower end, the stuffing hole
Interior setting flexible graphite packing.
Preferably, the control device includes console, and be set to console one end and with console is fixed connects
The rotating disc connect.
The utility model has the technical effect that following aspect: due to being provided with sealing device, so that ball valve body
It, can be by recalling alloy bushing high resiliency performance, the sealing plate and ball of self regulating valve core surface in the process of operating
The contact of valve, so that sealing plate is bonded even closer with ball valve, sealing force is more uniform, and sealing effect is more preferable, and passes through
The double shielding for recalling the hard sealant and soft seal layer of alloy bushing one end, so that ball valve body seals in the process used
Effect is more preferable, even if prolonged use makes soft seal, layer is worn, and hard sealant also still can guarantee good leakproofness
Can, the sealing performance of ball valve is stabilized, the high leakproofness of ball valve is effectively strengthened, prevents to leak, while passing through setting
The internal stress of valve core can be effectively reduced in recalling spring of the alloy bushing between hard sealant, extends the use of valve core
Service life has the advantages that highly dense property is good, water delivery effect is good, long service life.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of high leakproofness c-type eccentric ball valve of the utility model；
Fig. 2 is the enlarged drawing of sealing device in a kind of high leakproofness c-type eccentric ball valve of the utility model；
Fig. 3 is the enlarged drawing of filler device in a kind of high leakproofness c-type eccentric ball valve of the utility model.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
In the present embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ",
" top ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, only
It is of the invention for ease of description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, the connection or fixed form between component if not otherwise specified in this embodiment, connection or solid
Determine mode can for fixed by bolt commonly used in the prior art or pin fix or pin shaft connection etc. modes, therefore, this
It is not described in detail in embodiment.
A kind of high leakproofness c-type eccentric ball valve, as shown in Figure 1-3, including ball valve body 1, the ball valve body 1 includes
Have a ball valve 11,11 upper end of ball valve be provided with the bolted bonnet, 12 of ball valve 11,11 lower end of ball valve is provided with
With the bolted bottom flange 13 of ball valve 11,11 side of ball valve offers the water outlet 14 for water outlet, the ball valve 11
The other end offer the water inlet 15 for water inlet, the ball valve is internally provided with valve core 111, on the valve core 111
End be provided with it is being connect with 111 screw of valve core and through bonnet, 12 upper valve shaft 121,111 lower end of valve core
It is provided with the lower valve shaft 131 connecting with 111 screw of valve core, one end of the valve core 111 is provided with and 111 bolt of valve core
Sealing plate 112 connect, for reinforcing 1 leakproofness of ball valve body, is provided between the sealing plate 112 and valve core 111
For reinforcing the sealing device 113 of 111 leakproofness of valve core, the sealing device 113 includes to be set to 111 one end of valve core
And memorial alloy bushing 1131 connect with 111 screw of valve core, for adjusting 111 pressure of valve core, and be set to note
Recall the hard sealant 1132 of 1311 one end of alloy bushing, and is set between hard sealant 1132 and memorial alloy bushing 1131
, spring 1133 for mitigating 111 internal stress of valve core, and be set to hard 1132 one end of sealant and sealed with hard
The soft seal layer 1134 that layer 1132 is fitted by glue, the spring 1133 are provided with more than one and are uniformly distributed in hard
Sealant 1132 and recall between alloy bushing 1311, being provided with for 1 upper end of ball valve body is bolted with ball valve body 1
, for control ball valve body 1 operating control device 2, in the present embodiment, model " the SUNYEH OM- of control device 2
7 ", the control device 2 include console 21, and be set to 21 one end of console and with 21 bolted turns of console
Moving plate 22 is provided with the bracket 3 for protecting upper valve shaft 121 to operate, the branch between the ball valve body 1 and control device 2
Be provided with filler device 122 between frame 3 and bonnet, 12, the filler device 122 include be set to 12 upper end of bonnet,
And with the bolted condiment lid 1221 of bonnet, 12, and the stuffing hole 1222 of follower lower end is set to, in the stuffing hole
It is provided with flexible graphite packing 1223.
The utility model has the technical effect that following aspect: due to being provided with sealing device, so that ball valve body
It, can be by recalling alloy bushing high resiliency performance, the sealing plate and ball of self regulating valve core surface in the process of operating
The contact of valve, so that sealing plate is bonded even closer with ball valve, sealing force is more uniform, and sealing effect is more preferable, and passes through
The double shielding for recalling the hard sealant and soft seal layer of alloy bushing one end, so that ball valve body seals in the process used
Effect is more preferable, even if prolonged use makes soft seal, layer is worn, and hard sealant also still can guarantee good leakproofness
Can, the sealing performance of ball valve is stabilized, the high leakproofness of ball valve is effectively strengthened, prevents to leak, while passing through setting
The internal stress of valve core can be effectively reduced in recalling spring of the alloy bushing between hard sealant, extends the use of valve core
Service life has the advantages that highly dense property is good, water delivery effect is good, long service life.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (7)
1. a kind of high leakproofness c-type eccentric ball valve, includes ball valve body, and is set to the control device of ball valve body upper end,
And it is set to the bracket between ball valve body and control device, the ball valve body includes ball valve, and is set to inside ball valve
Valve core, it is characterised in that: one end of the valve core is provided with the sealing plate being fixedly connected with valve core, the sealing plate
It is provided with sealing device between valve core, the sealing device includes being set to valve core one end and solid with valve core
Surely the memorial alloy bushing connected, and it is set to the hard sealant of memorial alloy bushing one end, and be set to hard sealant and note
Recall the spring between alloy bushing, and soft seal layer that is being set to hard sealant one end and fitting with hard sealant.
2. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the spring is provided with one
Above and it is uniformly distributed between hard sealant and memorial alloy bushing.
3. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the ball valve upper end is provided with
The bonnet, being fixedly connected with ball valve, the ball valve lower end are provided with the bottom flange being fixedly connected with ball valve.
4. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the valve core upper end setting
There is upper valve shaft being fixedly connected with valve core and through bonnet, the valve core lower end is provided with to be fixed with valve core
The lower valve shaft of connection.
5. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the ball valve side offers
For the water outlet of water outlet, the other end of the ball valve offers the water inlet for water inlet.
6. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the bracket and bonnet, it
Between be provided with filler device, the filler device includes tune that is being set to bonnet, upper end and being fixedly connected with bonnet,
Material lid, and it is set to the stuffing hole of follower lower end, flexible graphite packing is set in the stuffing hole.
7. a kind of high leakproofness c-type eccentric ball valve as described in claim 1, it is characterised in that: the control device includes control
Platform processed, and rotating disc that is being set to console one end and being fixedly connected with console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820199505.9U CN209414644U (en) | 2018-02-05 | 2018-02-05 | A kind of high leakproofness c-type eccentric ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820199505.9U CN209414644U (en) | 2018-02-05 | 2018-02-05 | A kind of high leakproofness c-type eccentric ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414644U true CN209414644U (en) | 2019-09-20 |
Family
ID=67929066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820199505.9U Active CN209414644U (en) | 2018-02-05 | 2018-02-05 | A kind of high leakproofness c-type eccentric ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209414644U (en) |
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2018
- 2018-02-05 CN CN201820199505.9U patent/CN209414644U/en active Active
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