CN208900774U - A kind of hard sealing three-way ball valve of forging - Google Patents
A kind of hard sealing three-way ball valve of forging Download PDFInfo
- Publication number
- CN208900774U CN208900774U CN201821807551.9U CN201821807551U CN208900774U CN 208900774 U CN208900774 U CN 208900774U CN 201821807551 U CN201821807551 U CN 201821807551U CN 208900774 U CN208900774 U CN 208900774U
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- Prior art keywords
- core
- interface
- hard sealing
- screw thread
- valve body
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- 238000007789 sealing Methods 0.000 title claims abstract description 35
- 238000005242 forging Methods 0.000 title claims abstract description 13
- 210000004907 Glands Anatomy 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Abstract
The utility model discloses a kind of hard sealing three-way ball valve of forging, hard sealing ring forms sealing cooperation in the first interface of core, second interface, third interface direction and core, and the hard sealing ring is equipped with bullet type circle backwards to the face at core center.Valve body is provided with channel on the propulsion track of core lower shaft, hard sealing three-way ball valve provided by the utility model, it can be used on the pipeline of many medium and high temperature media using hard seal means, hard sealing ring is equipped with bullet type circle backwards to the face at core center, reinforces sealing effect.Channel auxiliary core on valve body is advanced to it and fixes position.
Description
Technical field
The utility model relates to hard seal ball valve field more particularly to a kind of hard sealing three-way ball valves of forging.
Background technique
This seven kinds of valves of gate valve, shut-off valve, plunger valve, butterfly valve, plug valve, diaphragm valve and ball valve account for about valve total amount 80%
More than.Wherein ball valve is with fluid resistance is small, it is unrestricted to flow to, opening and closing is rapid and the low comprehensive performance of height is preferably excellent
Point.The valve seat of existing ball valve is generally used the manufacture of the high molecular synthetic materials such as rubber, nylon and polytetrafluoroethylene (PTFE), uses temperature
Lower than 200 DEG C, which limits the use scopes of ball valve.Made on the pipeline of many medium and high temperature media using high molecular material
The hidden danger of failure is had for valve seat.The comprehensive performance of ball valve is improved using metal hard sealing structure using temperature and uses the longevity
Life, is the needs of the systems such as chemical industry, petroleum, electric power, metallurgy, concentrated supply of heating in the city and long-distance transport pipes.In ball valve installation process,
The installation of core is emphasis, under normal circumstances more difficult installation.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of hard sealing three-way ball valve of forging,
The technical solution is achieved in that
A kind of hard sealing three-way ball valve of forging includes valve body, gland, lower cover, core, support column, the first screw thread outlet pipe, the
Two screw thread outlet pipes, valve rod, hard sealing ring, elastic ring, are threaded into pipe at connecting tube.
The valve body includes the third interface along the setting of same straight line, second interface and perpendicular to the of second interface setting
One interface, the first interface are threadedly engaged with pipe formation is threaded into, the inner ring of the connecting tube be equipped with the first screw thread outlet pipe,
The internal screw thread of second screw thread outlet pipe cooperation, the connecting tube outer ring are equipped with the external screw thread cooperated with third interface, second interface, institute
It states and is equipped with limiting card at the top of core, bottom is equipped with core lower shaft, and the valve body is provided with logical on the propulsion track of core lower shaft
Road, the hard sealing ring forms sealing cooperation in the first interface of core, second interface, third interface direction and core, described
Hard sealing ring is equipped with bullet type circle backwards to the face at core center.
Valve rod is fixed on valve body by the gland by the first bolt group, and the valve rod is removably consolidated with core,
The support column is set to valve body lower portion, and supports core, and the limited mouth cooperated with core lower shaft is equipped at the top of the support column,
The lower cover is fixed on valve body lower portion by the second bolt group, and the lower cover limitation support column falls off, and the core has L-type
Internal channel.
The hard sealing three-way ball valve of forging provided by the utility model, can be in many medium and high temperature media using hard seal means
Pipeline on use, hard sealing ring backwards to core center face be equipped with bullet type circle, reinforce sealing effect.Channel auxiliary on valve body
Core is advanced to it and fixes position.
Optionally, the core lower shaft is square prominent axis.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description；
Fig. 1 is the hard sealing three-way ball valve second interface, third interface direction schematic cross-section of the utility model forging；
Fig. 2 is the hard sealing three-way ball valve schematical top view of the utility model forging；
Fig. 3 is the utility model core schematic cross-section；
Fig. 4 is the utility model support column schematic diagram；
Fig. 5 is the hard sealing three-way ball valve cross-sectional view of the utility model forging；
Appended drawing reference: 1- valve body, 101- first interface, 102- second interface, 103- third interface, the channel 104-, 2- pressure
Lid, the first bolt of 21- group, 3- lower cover, the second bolt of 31- group, 4- core, 41- limiting card, 42- core lower shaft, 5- support column,
51- limited mouth, the first screw thread of 6- outlet pipe, the second screw thread of 7- outlet pipe, 8- connecting tube, 9- valve rod, the hard sealing ring of 10-, 11- elasticity
Circle, 12- are threaded into pipe.
Specific embodiment
As shown in Figs. 1-5, the revealed a kind of hard sealing three-way ball valve of forging of the utility model, including valve body 1, gland
2, lower cover 3, core 4, support column 5, the first screw thread outlet pipe 6, the second screw thread outlet pipe 7, connecting tube 8, valve rod 9, hard sealing
Circle 10, is threaded into pipe 12 at elastic ring 11.
The valve body 1 includes the third interface 103 along the setting of same straight line, second interface 102 and connects perpendicular to second
The first interfaces 101 of 102 setting of mouth, the first interface 101 are threadedly engaged with the formation of pipe 12 is threaded into, the connecting tube
8 inner ring be equipped with the first screw thread outlet pipe 6, the second screw thread outlet pipe 7 cooperate internal screw thread, 8 outer ring of connecting tube be equipped with
The external screw thread that third interface 103, second interface 102 cooperate, limiting card 41 is equipped at the top of the core 4, and bottom is equipped with ball
Core lower shaft 42, the valve body 1 are provided with channel 104 on the propulsion track of core lower shaft 42, and the hard sealing ring 10 exists
First interface 101, second interface 102,103 direction of third interface and the core 4 of core 4 form sealing cooperation, described hard
Sealing ring 10 is equipped with bullet type circle 11 backwards to the face at 4 center of core.
Valve rod 9 is fixed on valve body 1 by the gland 2 by the first bolt group 21, the valve rod 9 and core 4
Dismountable consolidation, the support column 5 is set to 1 lower part of valve body, and supports core 4, be equipped at the top of the support column 5 with
The limited mouth 51 that core lower shaft 42 cooperates, the lower cover 3 is fixed on 1 lower part of valve body by the second bolt group 31, under described
Lid 3 limits falling off for support column 5, and the core 4 has L-type internal channel.
In specific implementation, the core lower shaft 42 is square prominent axis.
Embodiment is only one embodiment of the utility model, for those of ordinary skill in the art, is not being paid
Under the premise of creative labor, other embodiments can also be obtained with reference to the accompanying drawings, also within protection scope of the present invention.
Claims (2)
1. a kind of hard sealing three-way ball valve of forging, including valve body (1), gland (2), lower cover (3), core (4), support column (5), the
One screw thread outlet pipe (6), the second screw thread outlet pipe (7), connecting tube (8), valve rod (9), hard sealing ring (10), elastic ring (11), screw thread
Enter pipe (12), it is characterised in that:
The valve body (1) includes the third interface (103) along the setting of same straight line, second interface (102) and connects perpendicular to second
The first interface (101) of mouth (102) setting, the first interface (101) are threadedly engaged with pipe (12) formation is threaded into, the company
The inner ring for taking over (8) is equipped with the internal screw thread cooperated with the first screw thread outlet pipe (6), the second screw thread outlet pipe (7), the connecting tube (8)
Outer ring is equipped with the external screw thread cooperated with third interface (103), second interface (102), is equipped with limiting card at the top of the core (4)
(41), bottom is equipped with core lower shaft (42), and middle part is equipped with L-type internal channel；Propulsion rail of the valve body (1) in core lower shaft (42)
It is provided on road channel (104), the hard sealing ring (10) is in the first interface (101) of core (4), second interface (102),
Three interfaces (103) direction and core (4) form sealing cooperation, and the hard sealing ring (10) is equipped with backwards to the face at core (4) center
Valve rod (9) is fixed on valve body (1) by bullet type circle (11), the gland (2) by the first bolt group (21), the valve rod (9)
It is removably consolidated with core (4), the support column (5) is set to valve body (1) lower part, and supports core (4), the support column
(5) top is equipped with the limited mouth (51) cooperated with core lower shaft (42), and the lower cover (3) is fixed on by the second bolt group (31)
Valve body (1) lower part, lower cover (3) limitation support column (5) fall off.
2. the hard sealing three-way ball valve of forging according to claim 1, it is characterised in that: the core lower shaft (42) is pros
Shape protrudes axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807551.9U CN208900774U (en) | 2018-11-05 | 2018-11-05 | A kind of hard sealing three-way ball valve of forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807551.9U CN208900774U (en) | 2018-11-05 | 2018-11-05 | A kind of hard sealing three-way ball valve of forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900774U true CN208900774U (en) | 2019-05-24 |
Family
ID=66577539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821807551.9U Active CN208900774U (en) | 2018-11-05 | 2018-11-05 | A kind of hard sealing three-way ball valve of forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900774U (en) |
-
2018
- 2018-11-05 CN CN201821807551.9U patent/CN208900774U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |