CN208185512U - A kind of movable joint diaphragm valve - Google Patents
A kind of movable joint diaphragm valve Download PDFInfo
- Publication number
- CN208185512U CN208185512U CN201820669169.XU CN201820669169U CN208185512U CN 208185512 U CN208185512 U CN 208185512U CN 201820669169 U CN201820669169 U CN 201820669169U CN 208185512 U CN208185512 U CN 208185512U
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- China
- Prior art keywords
- valve body
- block
- pressing plate
- screw thread
- bull stick
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- 244000309464 bull Species 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000037431 insertion Effects 0.000 claims abstract 2
- 238000003780 insertion Methods 0.000 claims abstract 2
- 239000002033 PVDF binder Substances 0.000 claims description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The utility model discloses a kind of movable joint diaphragm valves, it includes upper valve body and lower valve body, upper valve body is fixedly connected on the upper end of lower valve body, the upper side wall of lower valve body is provided with through-hole, the inside of lower valve body is equipped with sole piece, valve block is connected between upper valve body and lower valve body, valve block is located at through hole, the middle position of valve block upper end connects pressing plate, valve block is softer, elastic structure, pressing plate is hard structure, and the structure of pressing plate is identical as the globoidal structure of sole piece upper side, a link block is fixedly connected on pressing plate, in the fixed insertion link block in the lower end of screw thread bull stick, upper end passes through upper valve body, it is connected to the hand spin-block being located above upper valve body, rotate hand spin-block, screw thread bull stick moves down, pressing plate is squeezed by link block, pressing plate moves down, band moving valve plate moves down, it is fitted in the upper side of sole piece, form sealing partition-type structures.The advantages of the utility model: valve block is squeezed by pressing plate and is bonded with sole piece, achievees the purpose that buffer fluid, stickiness is strong, and isolation effect is good；Air-tightness is good.
Description
Technical field
The utility model relates to a kind of movable joint diaphragm valves, belong to pipe fitting technical field.
Background technique
Diaphragm valve is to make opening and closing element closed flow, truncation fluid with diaphragm and separate body cavity and valve deck inner cavity
Shut-off valve.Diaphragm is often made of the elasticity such as rubber, plastics, corrosion-resistant, non-permeable material.Valve body is mostly used plastics, glass reinforced plastic, pottery
Porcelain or metal liner glue material are made.Structure is simple, seal and antiseptic property is preferable, and fluid resistance is small.For low pressure, low temperature, corruption
Corrosion is relatively strong and the medium containing suspended material.Current diaphragm valve mostly using flanged joint, loads and unloads relatively time consuming.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of movable joint diaphragm valve, which is equipped with
External screw thread can be connect by loose joint with pipeline, and the lay day greatly shortens.
The utility model is realized by following proposal: a kind of movable joint diaphragm valve comprising upper valve body and lower valve body, it is described
Upper valve body is hemispherical dome structure, and the lower valve body hollow cylindrical structure, the upper valve body is fixedly connected on the lower valve body
Upper end, the upper side wall of the lower valve body are provided with through-hole, and the upper valve body covers the through-hole, and the inside of the lower valve body is equipped with bottom
Block, the front and rear sides and downside of the sole piece are fixedly connected with the side wall of the lower valve body, and the upper side of the sole piece is arc
Face structure, connects valve block between the upper valve body and the lower valve body, the valve block is located at the through hole, the valve block upper end
Middle position connect pressing plate, the valve block is softer, elastic structure, and the pressing plate is hard structure, and the structure of the pressing plate
It is identical as the globoidal structure of the sole piece upper side, a link block is fixedly connected on the pressing plate, the lower end of screw thread bull stick is solid
Surely it is inserted into the link block, upper end passes through the upper valve body, and the hand spin-block being connected to above the upper valve body rotates institute
Hand spin-block is stated, the screw thread bull stick moves down, and squeezes the pressing plate by the link block, and the pressing plate moves down, and drives institute
It states valve block to move down, is fitted in the upper side of the sole piece, form sealing partition-type structures.
The lateral wall of the left and right ends of the lower valve body is equipped with external screw thread.
The diameter of the sole piece is gradually increased from top to bottom.
The screw thread bull stick is equipped with external thread structure, be equipped with the contact position of the screw thread bull stick on the upper valve body with
The corresponding internal thread structure of external thread structure on the screw thread bull stick.
The inner wall of the upper valve body connects a supporting block, and the screw thread bull stick passes through the supporting block, the supporting block
Interior fixed connection and sealing ring, the seal ring set is in the outside of the screw thread bull stick.
The inner wall of the sealing ring also is provided with internal thread structure corresponding with the external thread structure on the screw thread bull stick.
The inner wall of the lower valve body is equipped with one layer of PVDF liner layer.
The left and right ends of the valve block are both connected between the upper valve body and the lower valve body.
The utility model has the following beneficial effects:
1, a kind of both ends of movable joint diaphragm valve of the utility model are equipped with external screw thread, can be connect by loose joint with pipeline, fill
Unloading the time greatly shortens；
2, a kind of valve block of movable joint diaphragm valve of the utility model is squeezed by pressing plate and is bonded with sole piece, reaches buffer fluid
Purpose, pressing plate is as sole piece shaped upper part, this ensure that the stickiness of valve block and sole piece, isolation effect is good；
3, a kind of movable joint diaphragm valve of the utility model is equipped with sealing ring, ensure that the intracorporal air-tightness of valve.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for a kind of movable joint diaphragm valve of the utility model.
In figure: 1 is upper valve body, and 2 be lower valve body, and 3 be through-hole, and 4 be sole piece, and 5 be valve block, and 6 be pressing plate, and 7 be link block, 8
It is hand spin-block for screw thread bull stick, 9,10 be external screw thread, and 11 be supporting block, and 12 be sealing ring, and 13 be PVDF liner layer.
Specific embodiment
Below with reference to Fig. 1, the present invention will be further described, but scope of protection of the utility model does not limit to the content.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to court
To or far from geometric center of specific component direction, and attached drawing is all made of very simplified form and uses non-accurate ratio
Rate, only to convenient, lucidly aid illustration the utility model embodiment purpose.
For clarity, not describing whole features of practical embodiments, in the following description, it is not described in detail well known function
And structure, because they can make the utility model chaotic due to unnecessary details, it will be understood that in any practical embodiments
Exploitation in, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to related system or related quotient
The limitation of industry changes into another embodiment by one embodiment, additionally, it should think this development may be it is complicated and
It is time-consuming, but to those skilled in the art it is only routine work.
A kind of movable joint diaphragm valve comprising upper valve body 1 and lower valve body 2, upper valve body 1 are hemispherical dome structure, and lower valve body 2 is empty
Heart cylindrical structure, upper valve body 1 are fixedly connected on the upper end of lower valve body 2, and the upper side wall of lower valve body 2 is provided with through-hole 3, upper valve body 1
Through-hole 3 is covered, the inside of lower valve body 2 is equipped with sole piece 4, and the front and rear sides and downside of sole piece 4, which are fixed with the side wall of lower valve body 2, to be connected
It connects, the upper side of sole piece 4 is globoidal structure, and valve block 5 is connected between upper valve body 1 and lower valve body 2, and valve block 5 is located at through-hole 3, valve
The middle position of 5 upper end of piece connects pressing plate 6, and valve block 5 is softer, elastic structure, and pressing plate 6 is hard structure, and the structure of pressing plate 6
It is identical as the globoidal structure of 4 upper side of sole piece, a link block 7 is fixedly connected on pressing plate 6, the lower end of screw thread bull stick 8 is fixed to insert
Enter in link block 7, upper end passes through upper valve body 1, and the hand spin-block 9 being connected to above upper valve body 1 rotates hand spin-block 9, and screw thread turns
Bar 8 moves down, and squeezes pressing plate 6 by link block 7, and pressing plate 6 moves down, and band moving valve plate 5 moves down, and is fitted in the upper side of sole piece 4,
Form sealing partition-type structures.
The lateral wall of the left and right ends of lower valve body 2 is equipped with external screw thread 10.
The diameter of sole piece 4 is gradually increased from top to bottom.
Screw thread bull stick 8 is equipped with external thread structure, is equipped with the contact position of screw thread bull stick 8 on upper valve body 1 and screw thread bull stick 8
On the corresponding internal thread structure of external thread structure.
The inner wall of upper valve body 1 connects a supporting block 11, and screw thread bull stick 8 passes through supporting block 11, fixed company in supporting block 11
Connect sealing ring 12,12 sets of the sealing ring outsides in screw thread bull stick 8.
The inner wall of sealing ring 12 also is provided with internal thread structure corresponding with the external thread structure on screw thread bull stick 8.
The inner wall of lower valve body 2 is equipped with one layer of PVDF liner layer 13.
The left and right ends of valve block 5 are both connected between upper valve body 1 and lower valve body 2.
In use, rotation hand spin-block 9, screw thread bull stick 8 move down, pressing plate 6 is squeezed by link block 7, pressing plate 6 moves down,
Band moving valve plate 5 moves down, and is fitted in the upper side of sole piece 4, forms sealing partition-type structures, diaphragm valve is closed at this time, another direction
Hand spin-block 9 is rotated, screw thread bull stick 8 moves up, and drive link block 7 to leave pressing plate 6, when pressing plate 6 squeezes valve block 5 without external force,
Since valve block 5 is softer, elastic structure, can be sprung back when external force releases, and then the upper side of sole piece 4 is left with dynamic pressure plate 6, this
When diaphragm valve open.
Although having done more detailed elaboration to the technical solution of the utility model and having enumerated, it should be understood that for
For those skilled in the art, modifications to the embodiments described above may be made or uses equivalent alternative solution, this skill to this field
Be for art personnel it is clear that on the basis of without departing from the spirit of the present invention these modifications or improvements, belong to
In the range of the requires of the utility model protection.
Claims (8)
1. a kind of movable joint diaphragm valve, it is characterised in that: it includes upper valve body (1) and lower valve body (2), and the upper valve body (1) is
Hemispherical dome structure, lower valve body (2) hollow cylindrical structure, the upper valve body (1) are fixedly connected on the lower valve body (2)
The upper side wall of upper end, the lower valve body (2) is provided with through-hole (3), and the upper valve body (1) covers the through-hole (3), the lower valve body
(2) inside is equipped with sole piece (4), and the front and rear sides and downside of the sole piece (4), which are fixed with the side wall of the lower valve body (2), to be connected
It connecing, the upper side of the sole piece (4) is globoidal structure, valve block (5) are connected between the upper valve body (1) and the lower valve body (2),
The valve block (5) is located at the through-hole (3), and the middle position of valve block (5) upper end connects pressing plate (6), the valve block (5)
For softer, elastic structure, the pressing plate (6) is hard structure, and the structure of the pressing plate (6) and the sole piece (4) upper side
Globoidal structure is identical, and a link block (7) is fixedly connected on the pressing plate (6), and the lower end of screw thread bull stick (8) is fixed described in insertion
In link block (7), upper end passes through the upper valve body (1), the hand spin-block (9) being connected to above the upper valve body (1), rotation
The hand spin-block (9), the screw thread bull stick (8) move down, and squeeze the pressing plate (6), the pressure by the link block (7)
Plate (6) moves down, and the valve block (5) is driven to move down, and is fitted in the upper side of the sole piece (4), forms sealing partition-type structures.
2. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the left and right ends of the lower valve body (2)
Lateral wall be equipped with external screw thread (10).
3. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the diameter of the sole piece (4) from it is lower to
On be gradually increased.
4. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the screw thread bull stick (8) is equipped with outer
Helicitic texture, be equipped with the contact position of the screw thread bull stick (8) on the upper valve body (1) with it is outer on the screw thread bull stick (8)
The corresponding internal thread structure of helicitic texture.
5. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the inner wall of the upper valve body (1) connects
One supporting block (11), the screw thread bull stick (8) pass through the supporting block (11), the interior fixed connection and sealing of the supporting block (11)
Ring (12), the sealing ring (12) cover in the outside of the screw thread bull stick (8).
6. a kind of movable joint diaphragm valve according to claim 5, it is characterised in that: the inner wall of the sealing ring (12) is also set
There is internal thread structure corresponding with the external thread structure on the screw thread bull stick (8).
7. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the inner wall of the lower valve body (2) is equipped with
One layer of PVDF liner layer (13).
8. a kind of movable joint diaphragm valve according to claim 1, it is characterised in that: the left and right ends of the valve block (5) are equal
It is connected between the upper valve body (1) and the lower valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820669169.XU CN208185512U (en) | 2018-05-07 | 2018-05-07 | A kind of movable joint diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820669169.XU CN208185512U (en) | 2018-05-07 | 2018-05-07 | A kind of movable joint diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208185512U true CN208185512U (en) | 2018-12-04 |
Family
ID=64432735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820669169.XU Active CN208185512U (en) | 2018-05-07 | 2018-05-07 | A kind of movable joint diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208185512U (en) |
-
2018
- 2018-05-07 CN CN201820669169.XU patent/CN208185512U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A movable diaphragm valve Effective date of registration: 20231108 Granted publication date: 20181204 Pledgee: Xiamen Bank Co.,Ltd. Pledgor: LISHENG (XIAMEN) PLASTIC PIPE Co.,Ltd. Registration number: Y2023980064785 |