CN209012456U - A kind of Split type detachable valve seat - Google Patents
A kind of Split type detachable valve seat Download PDFInfo
- Publication number
- CN209012456U CN209012456U CN201821854434.8U CN201821854434U CN209012456U CN 209012456 U CN209012456 U CN 209012456U CN 201821854434 U CN201821854434 U CN 201821854434U CN 209012456 U CN209012456 U CN 209012456U
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- CN
- China
- Prior art keywords
- valve body
- valve base
- base
- upper valve
- lower valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Split type detachable valve seats, including lower valve body, upper valve body and the spool being arranged in inside upper valve body, the lower end of the lower valve body offers bolt hole, the inside of the lower valve body is equipped with lower valve base, the upper end of the lower valve base extends upwardly to the top of lower valve body, the lateral wall of the lower valve base passes through the upper end grafting of positioning device and lower valve body, the lower end of the upper valve body is equipped with upper valve base, the upper valve base is located at the upper end of lower valve base, the boss of the upper valve base lower end is in the inside of lower valve base, the lower thread of bolt and upper valve body that the upper end of the upper valve base is divided equally by four connects, the lower end of the upper valve body is connected by clamp device with the upper end of lower valve body, the lower end of the upper valve body, the lower end of upper valve base and the lateral wall of lower valve base are fixed with sealing ring.The utility model is easy to operate, can carry out Fast-Maintenance and replacement to valve seat, prevent from blocking.
Description
Technical field
The utility model relates to valve technology field more particularly to a kind of Split type detachable valve seats.
Background technique
Detachable face component in valve is used to support spool closed positions, and constitutes sealing pair.General valve-seat diameter is
Valve maximum flow diameter.Such as the valve seat material of butterfly valve is very extensive, all kinds of rubber, plastics, metal material can be used as
Valve seat material, such as: PDM, NBR, NR, PTFE, PEEK, PFA, SS315, STELLITE etc..
For existing valve under the operating condition that long-time burn into adheres to, valve seat is washed corrosion, and the particle in sewage can also
It is adhered on valve seat, causes to block, so that the service life of valve seat is shorter, so valve seat needs are regularly maintained and replace, and
Existing valve seat, which is all made of, to be fixedly connected in valve body cavity body, and Fast-Maintenance and replacement can not be carried out.
Utility model content
Purpose of the utility model is to solve valve seats in the prior art can not carry out asking for Fast-Maintenance and replacement
Topic, and a kind of Split type detachable valve seat proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of Split type detachable valve seat, including lower valve body, upper valve body and the spool being arranged in inside upper valve body, under described
The inside of valve body is equipped with lower valve base, and the upper end of the lower valve base extends upwardly to the top of lower valve body, the outside of the lower valve base
Wall passes through the upper end grafting of positioning device and lower valve body, and the lower end of the upper valve body is equipped with upper valve base, under the upper valve base is located at
The upper end of valve seat, for the boss of the upper valve base lower end in the inside of lower valve base, the upper end of the upper valve base is equal by four
The lower thread of the bolt and upper valve body that divide connects, and the lower end of the upper valve body is linked to be by the upper end of clamp device and lower valve body
One.
Preferably, the positioning device includes four positioning columns divided equally for being fixedly connected on lower valve body upper end, under described
The lateral wall of valve seat, which is located above lower valve body, to be fixedly connected there are four locating piece, and the lower end of four locating pieces offers
Blind hole, four locating pieces pass through blind hole and positioning column grafting.
Preferably, the clamp device includes two U-shaped bars that upper valve body two sides are arranged in, the vertical portion of the U-shaped bar
It is rotatablely connected by the side wall of the first bull stick and upper valve body, the opposite side wall of the U-shaped bar is fixedly connected to bar blocks, described
The side wall of upper valve body is located at bar blocks and is fixedly connected with baffle close to the side of upper valve base, and the other side of the upper valve body offers
First groove, the inside of first groove are equipped with fixture block, and the fixture block is rotatablely connected by the side wall of bearing and the first groove,
The lower end of the fixture block is fixedly connected by compressed spring with the bottom of the first groove, and the horizontal part of the U-shaped bar is threadedly coupled
Have a threaded rod, the upper end of the threaded rod is fixedly connected with position-arresting disk, the lower end of lower valve body upper end lug boss offer with
The upper side wall of the second groove that position-arresting disk matches, second groove is connected with pallet by the second bar rotation.
Preferably, the lower end of the threaded rod is fixedly connected with handle.
Preferably, the lateral wall of the lower end of the upper valve body, the lower end of upper valve base and lower valve base is fixed with sealing ring.
Preferably, the lower end of the lower valve body offers bolt hole.
Compared with prior art, the utility model provides a kind of Split type detachable valve seat, have it is following the utility model has the advantages that
1, upper valve base can be fastenedly connected under upper valve body by the Split type detachable valve seat by the bolt being equipped with
End, so that spool be limited, by the locating piece being equipped with, cooperates the positioning column being equipped with, the position of lower valve base is enabled to limit
It makes, and the discharge of sewage being discharged from upper valve base can be gradually increased by lower valve base, improve efficiency, pass through the sealing being equipped with
Ring can guarantee air-tightness.
2, the Split type detachable valve seat enables to threaded rod to be rotated up, to make by rotating the handle being equipped with
Position-arresting disk rotation is obtained, by the pallet being equipped with, so that position-arresting disk is convenient when fastening rotation, it is direct instead of position-arresting disk with rotation
It offsets with the second groove, reduces frictional force, by the baffle being equipped with, the position of bar blocks is enabled to limit, thus side
Just U-shaped bar is fastenedly connected, and by the fixture block being equipped with, is cooperated the compressed spring being equipped with, can be blocked the side of bar blocks, from
And the downslide of the U-shaped bar in disassembly can be prevented, the disassembly of valve seat is interfered, by pressing fixture block, enables to U-shaped bar to slide to perpendicular
Straight state, is fastenedly connected lower valve body.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
It is easy to operate, Fast-Maintenance and replacement can be carried out to valve seat, prevent from blocking.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of Split type detachable valve seat structural schematic diagram；
Fig. 2 be the utility model proposes a kind of Split type detachable valve seat partial structure diagram；
Fig. 3 be the utility model proposes a kind of Split type detachable valve seat part A structural schematic diagram.
In figure: 1 lower valve body, 2 lower valve bases, 3 threaded rods, 4 position-arresting disks, 5U shape bar, 6 bar blocks, 7 spools, 8 upper valve bodies, on 9
Valve seat, 10 locating pieces, 11 positioning columns, 12 pallets, 13 bolts hole, 14 baffles, 15 fixture blocks, 16 compressed springs, 17 bolts, 18 sealings
Ring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of Split type detachable valve seat, including lower valve body 1, upper valve body 8 and setting are inside upper valve body 8
Spool 7, the inside of lower valve body 1 is equipped with lower valve base 2, and the lower end of lower valve body 1 offers bolt hole 13, the upper end of lower valve base 2 to
On extend to the top of lower valve body 1, the lateral wall of lower valve base 2 passes through the upper end grafting of positioning device and lower valve body 1, positioning device
Four positioning columns 11 divided equally including being fixedly connected on 1 upper end of lower valve body, the lateral wall of lower valve base 2 are located at the upper of lower valve body 1
Side is fixedly connected there are four locating piece 10, and the lower end of four locating pieces 10 offers blind hole, and four locating pieces 10 are by blind
Hole and 11 grafting of positioning column cooperate the positioning column 11 being equipped with, enable to the position of lower valve base 2 by the locating piece 10 being equipped with
It limits, and the discharge of sewage being discharged from upper valve base 9 can be gradually increased by lower valve base 2, improves efficiency, under upper valve body 8
End is equipped with upper valve base 9, and the lateral wall of the lower end of upper valve body 8, the lower end of upper valve base 9 and lower valve base 2 is fixed with sealing ring 18,
By the sealing ring 18 being equipped with, it can guarantee air-tightness, upper and lower valve seat is all made of tungsten carbide sintered body inserts, and hardness reaches
To HRA >=89, there is a superior antiscour, resistance to corrosion, upper valve base 9 is located at the upper end of lower valve base 2,9 lower end of upper valve base it is convex
The portion of rising is located at the inside of lower valve base 2, and the lower thread of bolt 17 and upper valve body 8 that the upper end of upper valve base 9 is divided equally by four connects
It connects, by the bolt 17 being equipped with, upper valve base 9 can be fastenedly connected in the lower end of upper valve body 8, so that spool 7 is limited, on
The lower end of valve body 8 is connected by clamp device with the upper end of lower valve body 1, and clamp device includes two and is arranged in upper valve body 8
The vertical portion of the U-shaped bar 5 of two sides, U-shaped bar 5 is rotatablely connected by the side wall of the first bull stick and upper valve body 8, the opposite side of U-shaped bar 5
Wall is fixedly connected to bar blocks 6, and the side wall of upper valve body 8 is located at bar blocks 6 and is fixedly connected with baffle close to the side of upper valve base 9
14, by the baffle 14 being equipped with, the position of bar blocks 6 is enabled to limit, to facilitate being fastenedly connected for U-shaped bar 5, upper valve
The other side of body 8 offers the first groove, and the inside of the first groove is equipped with fixture block 15, and fixture block 15 passes through bearing and the first groove
Side wall rotation connection, the lower end of fixture block 15 are fixedly connected by compressed spring 16 with the bottom of the first groove, and the card being equipped with is passed through
Block 15 cooperates the compressed spring 16 being equipped with, and can block the side of bar blocks 6, so as to prevent the U-shaped bar 5 in disassembly
Downslide, interfere the disassembly of valve seat, by press fixture block 15, enable to U-shaped bar 5 to slide to vertical state, to lower valve body 1 carry out
It is fastenedly connected, the horizontal part of U-shaped bar 5 is threaded with threaded rod 3, and the lower end of threaded rod 3 is fixedly connected with handle, threaded rod 3
Upper end be fixedly connected with position-arresting disk 4, by rotating the handle that is equipped with, enable to threaded rod 3 to be rotated up, so that limit
Position disk 4 rotates, and the lower end of 1 upper end lug boss of lower valve body offers the second groove to match with position-arresting disk 4, the second groove it is upper
Side wall is connected with pallet 12 by the second bar rotation, by the pallet 12 being equipped with, so that position-arresting disk 4 rotates when side in fastening
Just, it is directly offseted with the second groove with rotation instead of position-arresting disk 4, reduces frictional force.
In the utility model, in use, upper valve base 9 is fastenedly connected in the lower end of upper valve body 8 by bolt 17, thus
Spool 7 is limited, by locating piece 10, cooperates positioning column 11, so that the position of lower valve base 2 is limited, and lower valve base 2 can incite somebody to action
The discharge of sewage being discharged from upper valve base 9 is gradually increased, and improves efficiency, by sealing ring 18, is guaranteed air-tightness, is turned by rotation
So that threaded rod 3 is rotated up, so that the rotation of position-arresting disk 4 makes position-arresting disk 4 rotate when side in fastening by pallet 12
Just, it is directly offseted with the second groove with rotation instead of position-arresting disk 4, frictional force is reduced, by baffle 14, so that bar blocks 6
Position limit, to facilitate being fastenedly connected for U-shaped bar 5, pass through fixture block 15, cooperate compressed spring 16, by the one of bar blocks 6
Side is blocked, to prevent the downslide of the U-shaped bar 5 in disassembly, the disassembly of valve seat is interfered, by pressing fixture block 15, so that U-shaped bar 5
Vertical state is slided to, lower valve body 1 is fastenedly connected.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of Split type detachable valve seat, the spool including lower valve body (1), upper valve body (8) and setting in upper valve body (8) inside
(7), which is characterized in that the inside of the lower valve body (1) is equipped with lower valve base (2), and the upper end of the lower valve base (2) extends upwardly to
The top of lower valve body (1), the lateral wall of the lower valve base (2) pass through the upper end grafting of positioning device and lower valve body (1), it is described on
The lower end of valve body (8) is equipped with upper valve base (9), and the upper valve base (9) is located at the upper end of lower valve base (2), upper valve base (9) lower end
Boss in the inside of lower valve base (2), the upper end of the upper valve base (9) passes through four bolts (17) and upper valve body divided equally
(8) lower thread connection, the lower end of the upper valve body (8) is connected by clamp device with the upper end of lower valve body (1).
2. a kind of Split type detachable valve seat according to claim 1, which is characterized in that the positioning device includes fixing
Four positioning columns (11) divided equally of lower valve body (1) upper end are connected to, the lateral wall of the lower valve base (2) is located at lower valve body (1)
Top be fixedly connected there are four locating piece (10), the lower end of four locating pieces (10) offers blind hole, described in four
Locating piece (10) passes through blind hole and positioning column (11) grafting.
3. a kind of Split type detachable valve seat according to claim 1, which is characterized in that the clamp device includes two
U-shaped bar (5) in upper valve body (8) two sides is set, and the vertical portion of the U-shaped bar (5) passes through the side of the first bull stick and upper valve body (8)
Wall rotation connection, the opposite side wall of the U-shaped bar (5) are fixedly connected to bar blocks (6), the side wall position of the upper valve body (8)
It is fixedly connected with baffle (14) in bar blocks (6) close to the side of upper valve base (9), the other side of the upper valve body (8) offers
The inside of first groove, first groove is equipped with fixture block (15), and the fixture block (15) passes through the side wall of bearing and the first groove
Rotation connection, the lower end of the fixture block (15) are fixedly connected by compressed spring (16) with the bottom of the first groove, the U-shaped bar
(5) horizontal part is threaded with threaded rod (3), and the upper end of the threaded rod (3) is fixedly connected with position-arresting disk (4), under described
The lower end of valve body (1) upper end lug boss offers the second groove to match with position-arresting disk (4), the upper side wall of second groove
Pallet (12) are connected with by the second bar rotation.
4. a kind of Split type detachable valve seat according to claim 3, which is characterized in that the lower end of the threaded rod (3)
It is fixedly connected with handle.
5. a kind of Split type detachable valve seat according to claim 1, which is characterized in that the lower end of the upper valve body (8),
The lower end of upper valve base (9) and the lateral wall of lower valve base (2) are fixed with sealing ring (18).
6. a kind of Split type detachable valve seat according to claim 1, which is characterized in that the lower end of the lower valve body (1)
Offer bolt hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854434.8U CN209012456U (en) | 2018-11-12 | 2018-11-12 | A kind of Split type detachable valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854434.8U CN209012456U (en) | 2018-11-12 | 2018-11-12 | A kind of Split type detachable valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012456U true CN209012456U (en) | 2019-06-21 |
Family
ID=66842098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821854434.8U Expired - Fee Related CN209012456U (en) | 2018-11-12 | 2018-11-12 | A kind of Split type detachable valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012456U (en) |
-
2018
- 2018-11-12 CN CN201821854434.8U patent/CN209012456U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 Termination date: 20191112 |