CN205479453U - Filter welded ball valve - Google Patents
Filter welded ball valve Download PDFInfo
- Publication number
- CN205479453U CN205479453U CN201620254583.5U CN201620254583U CN205479453U CN 205479453 U CN205479453 U CN 205479453U CN 201620254583 U CN201620254583 U CN 201620254583U CN 205479453 U CN205479453 U CN 205479453U
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- valve
- valve body
- valve rod
- spheroid
- filter screen
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Abstract
The utility model discloses a filter welded ball valve, which comprises the following components: a valve body, the spheroid, the valve rod, the valve rod overcoat, worm gear case and filter screen, the spheroid sets up in the valve body, the spheroid is hollow structure, the filter screen is installed in the spheroid, the valve body both sides all are fixed with the side pipe, the valve rod lower extreme passes the valve body top and links firmly with the spheroid, the outer ways of valve rod is established outside the valve rod, the valve rod overcoat links firmly with the valve body, the valve rod overcoat links firmly with the box of worm gear case, valve rod upper end and sector gear key -type connection, still be fixed with the takeover on the valve body, it has linked firmly the side cap to take over the outer end, the valve body middle part is opened and is washed the mouth, open the valve body bottom has the drain, it sets up with the side cap relatively to wash the mouth, it has first plug screw to wash a mouthful last threaded connection, threaded connection has the second plug screw on the drain, there is a seal ring between first plug screw and the valve body, there is the 2nd seal ring between second plug screw and the valve body. The utility model discloses accomplish the scrubbing when not opening the side cap and take out the filter screen, the side cap is only opened when needing to be changed the filter screen, and it is simple and convenient to wash the filter screen.
Description
Technical field
This utility model belongs to valve technology field, is specifically related to a kind of filtration welding ball valve.
Background technology
Filtering welding ball valve is that a band filters type welding ball valve product, and it is to install filtration additional on the basis of welding
Device, uses extensively, particularly in the middle of heating, heating system in the middle of closer year pipe applications.By installing on valve
Filter can some impurity in the middle of filter pipe, preferably protect valve so that it is the life-span is longer.Conventional filtration solder sphere
Bolt must be screwed out during valve scrubbing and open side cover, operate after filter screen is taken out from side pipe, operated and filter screen must have been reapposed
In spheroid, screw in bolt after fixing side pipe, operate the most loaded down with trivial details, waste time and energy.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, it is provided that a kind of filtration welding ball valve, has
Bolt must be screwed out when effect solves existing filtration welding ball valve scrubbing, open and operate after filter screen is taken out from side pipe by side cover, behaviour
Finish being reapposed in spheroid by filter screen, after fixing side pipe, screw in bolt, the problem of complex operation, clean filter screen letter
Folk prescription is just, time saving and energy saving.
For achieving the above object, the technical solution adopted in the utility model is: a kind of filtration welding ball valve, its feature exists
In: including valve body, spheroid, valve rod, valve rod overcoat, worm gear case and filter screen, described spheroid is arranged in valve body, during described spheroid is
Hollow structure, described filter screen is arranged in spheroid, and the both sides of described valve body are respectively and fixedly provided with side pipe, and the lower end of described valve rod passes valve body
Top and fixing with spheroid be connected, described valve rod overcoat is set in outside valve rod, and described valve rod overcoat is fixedly connected with the valve body, institute
State that the casing of valve rod overcoat and worm gear case is fixing to be connected, the upper end of described valve rod stretch into the sector wheel bore of worm gear case interior and with institute
Stating sector gear bonded, described valve body is further fixed on adapter, described adapter outer end is fixedly connected with side cover, described valve body
Middle part has rinse mouth, and the bottom of described valve body has sewage draining exit, and described rinse mouth is oppositely arranged with side cover, on described rinse mouth
Threaded have the first plug screw, and threaded on described sewage draining exit have the second plug screw, has between described first plug screw and valve body
One seal washer, has the second seal washer between described second plug screw and valve body.
Above-mentioned filtration welding ball valve, it is characterised in that: it is provided with elastic sealing structure, institute between described valve body and side pipe
Stating elastic sealing structure and include valve seat, skeleton, the first O and disc spring, described skeleton is arranged on the outside of valve seat, described valve seat
Periphery be provided with the first seal groove, described first O is arranged in described first seal groove and for valve seat and side pipe
Between seal, described disc spring is arranged on the outside of skeleton, and the two ends of described disc spring hold out against respectively on skeleton and side pipe and promote
Valve seat fits tightly with the outer surface of spheroid.
Above-mentioned filtration welding ball valve, it is characterised in that: it is provided with upper shaft between top and the valve rod of described valve rod overcoat
Holding and gland, described gland is positioned at the top of upper bearing (metal), is arranged at intervals with multiple second O between described gland and upper bearing (metal)
And gasket seal, the second O and gasket seal are compressed by described gland by bearing pin, and described bearing pin is positioned at the top of gland,
Described bearing pin passes valve rod.
Above-mentioned filtration welding ball valve, it is characterised in that: it is provided with lower axle between bottom and the valve rod of described valve rod overcoat
Holding and thrust washer, described thrust washer is positioned at the lower section of lower bearing.
Above-mentioned filtration welding ball valve, it is characterised in that: described upper bearing (metal) and lower bearing are sliding bearing.
Above-mentioned filtration welding ball valve, it is characterised in that: described filter screen is horn structure, and the big opening end of described filter screen is installed
On spheroid.
Above-mentioned filtration welding ball valve, it is characterised in that: described side cover is connected by the first bolt and adapter are fixing, described
It is provided with the first pad between first bolt and side cover, between described side cover and adapter, is provided with the second O.
Above-mentioned filtration welding ball valve, it is characterised in that: described valve rod overcoat is by the casing of the second bolt with worm gear case
Fixing connection, is provided with the second pad between described valve rod overcoat and the second bolt.
Above-mentioned filtration welding ball valve, it is characterised in that: described sewage outfalls setting is at the bottom centre of valve body.
Above-mentioned filtration welding ball valve, it is characterised in that: the connected mode of described side pipe and valve body for welding, described valve rod
The connected mode of overcoat and valve body is for welding, and the connected mode of described adapter and valve body is for welding.
This utility model compared with prior art has the advantage that
1, this utility model simple in construction, reasonable in design and use easy to operate.
2, this utility model is owing to having rinse mouth at the middle part of valve body, and the bottom of valve body has sewage draining exit, and rinse mouth
It is oppositely arranged with side cover, when needs scrubbing, closes ball valve, make the large port alignment side cover of filter screen, the on rinse mouth of dismantling
The second plug screw on one plug screw and sewage draining exit, external belt setting-out stream enters ball valve, the bottom of flushing filtering net, dirt by rinse mouth
Discharge from sewage draining exit, be repeated several times flushing, clean filter screen simple and convenient, time saving and energy saving.
3, bolt must be screwed out when this utility model efficiently solves existing filtration welding ball valve scrubbing, open side cover by filter screen
Operate after taking out from side pipe, operated and filter screen must be reapposed in spheroid, after fixing side pipe, screw in bolt, operation
Loaded down with trivial details problem, completes scrubbing when side cover takes out filter screen being not switched on, and side cover is only opened when filter screen changed by needs, rinse mouth and
Pressure release and the effect of balance pressure reduction can also be played before ball valve opens and closes and opens side cover with blowdown aperture.
4, spheroid of the present utility model is hollow structure, can effectively increase flow area, reduces the pressure loss.
5, filter screen of the present utility model is horn structure, and the big opening end of filter screen is arranged on spheroid, and the osculum end of filter screen can
To deposit dirt, after dirt is deposited in the bottom of filter screen, medium can be normal through not having the pressure loss.
Below by drawings and Examples, this utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation when opening.
Structural representation when Fig. 2 is to close after this utility model removes worm gear case.
Description of reference numerals:
1 worm gear case；2 second bolts；3 second pads；
4 valve rods；5 valve rod overcoats；6 lower bearings；
7 valve bodies；8 thrust washers；9 side pipes；
10 spheroids；11 filter screens；12 disc springs；
13 skeletons；14 first O；15 valve seats；
16 bearing pins；17 glands；18 gasket seals；
19 second O；20 upper bearing (metal)s；21 first bolts；
22 first pads；23 second O；24 adapters；
25 side covers；26 first plug screws；27 first seal washers；
28 second plug screws；29 second seal washers.
Detailed description of the invention
As depicted in figs. 1 and 2, this utility model includes valve body 7, spheroid 10, valve rod 4, valve rod overcoat 5, worm gear case 1 and filter
Net 11, described spheroid 10 is arranged in valve body 7, and described spheroid 10 is hollow structure, and described filter screen 11 is arranged in spheroid 10, institute
The both sides stating valve body 7 are respectively and fixedly provided with side pipe 9, and the lower end of described valve rod 4 is through the top of valve body 7 and fixing with spheroid 10 is connected,
Described valve rod overcoat 5 is set in outside valve rod 4, and described valve rod overcoat 5 is fixing with valve body 7 to be connected, described valve rod overcoat 5 and worm gear case
The casing of 1 is fixing to be connected, and in the sector wheel bore of worm gear case 1 is stretched in the upper end of described valve rod 4 and is bonded with described sector gear
Connecing, described valve body 7 is further fixed on adapter 24, described adapter 24 outer end is fixedly connected with side cover 25, and the middle part of described valve body 7 is opened
Having rinse mouth, the bottom of described valve body 7 to have sewage draining exit, described rinse mouth is oppositely arranged with side cover 25, spiral shell on described rinse mouth
Stricture of vagina connects the first plug screw 26, and threaded on described sewage draining exit have the second plug screw 28, between described first plug screw 26 and valve body 7
There is the first seal washer 27, between described second plug screw 28 and valve body 7, have the second seal washer 29.
As it is shown in figure 1, be provided with elastic sealing structure between described valve body 7 and side pipe 9, described elastic sealing structure includes
Valve seat 15, skeleton the 13, first O 14 and disc spring 12, described skeleton 13 is arranged on the outside of valve seat 15, outside described valve seat 15
It is provided with the first seal groove week, in described first O 14 is arranged on described first seal groove and for valve seat 15 and side pipe 9
Between seal, described disc spring 12 is arranged on the outside of skeleton 13, and the two ends of described disc spring 12 hold out against respectively in skeleton 13 and side pipe 9
Go up and promote valve seat 15 to fit tightly with the outer surface of spheroid 10.Elastic sealing structure, energy it is provided with between valve body 7 and side pipe 9
Ensure that ball valve double fluid, to all sealing, is provided with the first seal groove in the periphery of valve seat 15, and in the first seal groove, arrange the
One O 14, after ball valve completely closes, the pressure of medium self pushes spheroid 10 to valve seat 15, and the power of disc spring 12 is also by valve
Seat 15 pushes valve seat 15 to；Both sides valve seat 15 is when floating, and valve seat 15 and the axial seal of side pipe 9 are real by the first O 14
Existing.
As in figure 2 it is shown, be provided with upper bearing (metal) 20 and gland 17, described pressure between the top of described valve rod overcoat 5 and valve rod 4
The tops that lid 17 is positioned at upper bearing (metal) 20, are arranged at intervals with multiple second O 19 and close between described gland 17 and upper bearing (metal) 20
Gasket 18, the second O 19 and gasket seal 18 are compressed by described gland 17 by bearing pin 16, and described bearing pin 16 is positioned at gland
The top of 17, described bearing pin 16 is through valve rod 4.The upper bearing (metal) 20 arranged between top and the valve rod 4 of valve rod overcoat 5 can reduce valve
The rotating torque of bar 4, the decrement of bearing pin 16, bearing pin the 16, second O 19 and gasket seal 18 can guarantee that sealing.
As depicted in figs. 1 and 2, it is provided with lower bearing 6 and thrust washer between bottom and the valve rod 4 of described valve rod overcoat 5
8, described thrust washer 8 is positioned at the lower section of lower bearing 6, and the setting of thrust washer 8, when in valve, pressure more high sealing is the most reliable.
In the present embodiment, described upper bearing (metal) 20 and lower bearing 6 are sliding bearing.
As depicted in figs. 1 and 2, described filter screen 11 is horn structure, and the big opening end of described filter screen 11 is arranged on spheroid 10,
The osculum end of filter screen 11 can deposit dirt, and after dirt is deposited in the bottom of filter screen 11, medium can be normal through not having the pressure loss.
As in figure 2 it is shown, described side cover 25 is connected by the first bolt 21 is fixing with adapter 24, described first bolt 21 and side
It is provided with the first pad 22 between lid 25, between described side cover 25 and adapter 24, is provided with the second O 23.
As it is shown in figure 1, described valve rod overcoat 5 is connected by the second bolt 2 is fixing with the casing of worm gear case 1, described valve rod
It is provided with the second pad 3 between overcoat 5 and the second bolt 2.
In the present embodiment, described sewage outfalls setting is at the bottom centre of valve body 7.
In the present embodiment, the connected mode of described side pipe 9 and valve body 7 for welding, the company of described valve rod overcoat 5 and valve body 7
The mode that connects is for welding, and the connected mode of described adapter 24 and valve body 7 is for welding.
Operation principle of the present utility model is: during use, by two side pipes 9 all and pipeline welding, the connection of ball valve with cut
Disconnected is to be realized by 90 degree spinning balls 10, clockwise or counter-clockwise the handwheel on 90 degree of rotation worm gear cases 1 can open or
Person closes ball valve.Owing to having rinse mouth at the middle part of valve body 7, the bottom of valve body 7 has a sewage draining exit, and rinse mouth and side cover 25
Being oppositely arranged, and threaded on rinse mouth have the first plug screw 26, threaded on sewage draining exit have the second plug screw 28, the first spiral shell
There is the first seal washer 27 between plug 26 and valve body 7, have the second seal washer 29 between the second plug screw 28 and valve body 7, at needs
During scrubbing, close ball valve, make the large port alignment side cover 25 of filter screen 11, dismantle on the first plug screw 26 on rinse mouth and sewage draining exit
The second plug screw 28, external belt setting-out stream by rinse mouth enter ball valve, the bottom of flushing filtering net 11, dirt from sewage draining exit arrange
Go out, be repeated several times flushing, rinse mouth and with blowdown aperture can also rise before ball valve opens and closes and opens side cover 25 pressure release and
The effect of balance pressure reduction.This filtration welding ball valve can complete scrubbing, side cover 25 when being not switched on side cover 25 and taking out filter screen 11
Open when filter screen 11 changed by needs.Spheroid 10 is hollow structure, can effectively increase flow area, reduces the pressure loss.
The above, be only preferred embodiment of the present utility model, not impose any restrictions this utility model, every
Any simple modification, change and equivalent structure transformation above example made according to this utility model technical spirit, the most still
Belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. one kind is filtered welding ball valve, it is characterised in that: include valve body (7), spheroid (10), valve rod (4), valve rod overcoat (5), snail
Roller box (1) and filter screen (11), described spheroid (10) is arranged in valve body (7), and described spheroid (10) is hollow structure, described filter screen
(11) being arranged in spheroid (10), the both sides of described valve body (7) are respectively and fixedly provided with side pipe (9), and the lower end of described valve rod (4) passes valve
The top of body (7) and fixing with spheroid (10) be connected, described valve rod overcoat (5) is set in valve rod (4) outward, described valve rod overcoat
(5) fixing with valve body (7) being connected, described valve rod overcoat (5) is fixed with the casing of worm gear case (1) and is connected, described valve rod (4) upper
The sector wheel bore that end stretches into worm gear case (1) is interior and bonded with described sector gear, and described valve body (7) is further fixed on adapter
(24), described adapter (24) outer end is fixedly connected with side cover (25), and the middle part of described valve body (7) has rinse mouth, described valve body
(7) bottom has sewage draining exit, and described rinse mouth is oppositely arranged with side cover (25), and threaded on described rinse mouth have the first spiral shell
Plug (26), threaded on described sewage draining exit have the second plug screw (28), has first between described first plug screw (26) and valve body (7)
Seal washer (27), has the second seal washer (29) between described second plug screw (28) and valve body (7).
2. according to the filtration welding ball valve described in claim 1, it is characterised in that: arrange between described valve body (7) and side pipe (9)
Flexible sealing structure, described elastic sealing structure includes valve seat (15), skeleton (13), the first O (14) and disc spring (12),
Described skeleton (13) is arranged on the outside of valve seat (15), and the periphery of described valve seat (15) is provided with the first seal groove, a described O
In type circle (14) is arranged on described first seal groove and for sealing between valve seat (15) and side pipe (9), described disc spring (12)
Being arranged on the outside of skeleton (13), the two ends of described disc spring (12) hold out against upper in skeleton (13) and side pipe (9) respectively and promote valve
Seat (15) fits tightly with the outer surface of spheroid (10).
3. according to the filtration welding ball valve described in claim 2, it is characterised in that: the top of described valve rod overcoat (5) and valve rod
(4) being provided with upper bearing (metal) (20) and gland (17) between, described gland (17) is positioned at the top of upper bearing (metal) (20), described gland
(17) and be arranged at intervals with multiple second O (19) and gasket seal (18) between upper bearing (metal) (20), described gland (17) leads to
Crossing bearing pin (16) the second O (19) and gasket seal (18) to be compressed, described bearing pin (16) is positioned at the top of gland (17), institute
State bearing pin (16) through valve rod (4).
4. according to the filtration welding ball valve described in claim 3, it is characterised in that: the bottom of described valve rod overcoat (5) and valve rod
(4) being provided with lower bearing (6) and thrust washer (8) between, described thrust washer (8) is positioned at the lower section of lower bearing (6).
5. according to the filtration welding ball valve described in claim 4, it is characterised in that: described upper bearing (metal) (20) and lower bearing (6) are equal
For sliding bearing.
6. according to the filtration welding ball valve described in any claim in claim 1-5, it is characterised in that: described filter screen (11)
For horn structure, the big opening end of described filter screen (11) is arranged on spheroid (10).
7. according to the filtration welding ball valve described in any claim in claim 2-5, it is characterised in that: described side cover (25)
It is connected by the first bolt (21) and adapter (24) are fixing, between described first bolt (21) and side cover (25), is provided with the first pad
Sheet (22), is provided with the second O (23) between described side cover (25) and adapter (24).
8. according to the filtration welding ball valve described in claim 7, it is characterised in that: described valve rod overcoat (5) passes through the second bolt
(2) fixing with the casing of worm gear case (1) it is connected, between described valve rod overcoat (5) and the second bolt (2), is provided with the second pad
(3)。
9. according to the filtration welding ball valve described in any claim in claim 1-5, it is characterised in that: described sewage draining exit sets
Put at the bottom centre of valve body (7).
10. according to the filtration welding ball valve described in any claim in claim 1-5, it is characterised in that: described side pipe (9)
With the connected mode of valve body (7) for welding, the connected mode of described valve rod overcoat (5) and valve body (7) for welding, described adapter
(24) with the connected mode of valve body (7) for welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620254583.5U CN205479453U (en) | 2016-03-30 | 2016-03-30 | Filter welded ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620254583.5U CN205479453U (en) | 2016-03-30 | 2016-03-30 | Filter welded ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205479453U true CN205479453U (en) | 2016-08-17 |
Family
ID=56648878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620254583.5U Active CN205479453U (en) | 2016-03-30 | 2016-03-30 | Filter welded ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205479453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932032A (en) * | 2021-09-23 | 2022-01-14 | 沈阳泰科流体控制有限公司 | All-welded differential pressure automatic filtering blowdown ball valve |
-
2016
- 2016-03-30 CN CN201620254583.5U patent/CN205479453U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932032A (en) * | 2021-09-23 | 2022-01-14 | 沈阳泰科流体控制有限公司 | All-welded differential pressure automatic filtering blowdown ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |