CN213598583U - Large-diameter double-plate flat valve - Google Patents
Large-diameter double-plate flat valve Download PDFInfo
- Publication number
- CN213598583U CN213598583U CN202022463499.3U CN202022463499U CN213598583U CN 213598583 U CN213598583 U CN 213598583U CN 202022463499 U CN202022463499 U CN 202022463499U CN 213598583 U CN213598583 U CN 213598583U
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- China
- Prior art keywords
- valve
- plate
- lateral wall
- valve body
- mounting groove
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- 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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- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000004429 Calibre Substances 0.000 claims abstract description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Sliding Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a heavy-calibre double-plate flat valve, which comprises a valve body, the valve body has been seted up and has been cylindric mounting groove, be provided with control mechanism in the mounting groove, the half slot has been seted up to the mounting groove bottom, the mounting groove lateral wall is seted up and is run through the mouth that flows of valve body, is located the mouth department that flows fixedly connected with flange on the valve body lateral wall, there is the valve bonnet board valve body top through bolted connection, the fixed cover of valve bonnet board bottom fixedly connected with, valve bonnet board threaded connection has the threaded rod, the threaded rod is connected with the axis of rotation through drive mechanism, the axis of rotation rotates. The utility model can control the opening and closing of the valve and the flow rate by driving the two valve plates to move through the threaded rod, thereby effectively saving resources; the two valves can not only ensure the sealing performance of the valve, but also can be opened in two directions, and are more flexible.
Description
Technical Field
The utility model relates to a wafer valve technical field especially relates to a heavy-calibre double plate wafer valve.
Background
A flat valve is a sliding valve with parallel shutters as the closing members. The closing member can be a single gate or a double gate with a spreader mechanism in between. The pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat. In the case of a double-gate plate gate valve, the pressing force can be supplemented by a spreading mechanism between the two gate plates. In the existing valve equipment, the valve is only controlled to be opened and closed, the flow cannot be controlled, and the waste of resources may be caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming of current valve flow uncontrollable, and the big-caliber double plate flat valve that proposes, can convenient effectual controlled flow size.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a large-diameter double-plate flat valve comprises a valve body, wherein a cylindrical mounting groove is formed in the valve body, a control mechanism is arranged in the mounting groove, a semicircular groove is formed in the bottom of the mounting groove, a flow port penetrating through the valve body is formed in the side wall of the mounting groove, a connecting flange is fixedly connected to the side wall of the valve body at the flow port, the top end of the valve body is connected with a valve cover plate through a bolt, a fixing sleeve is fixedly connected to the bottom end of the valve cover plate, the valve cover plate is in threaded connection with a threaded rod, the threaded rod is connected with a rotating shaft through a transmission mechanism, the fixing sleeve is sleeved on the outer side of the rotating shaft, the control mechanism comprises a fixing rod, a moving rod, a valve plate, a rack rod and a rotating wheel, the, the utility model discloses a gear rack, including a movable rod, a rack bar, a gear rack, a drive mechanism, regulating spring, dead lever lateral wall fixedly connected with stopper, stopper and rack bar sliding connection are passed through to the carriage release lever bottom, regulating spring and sliding tray lateral wall connection are passed through to the carriage release lever bottom, dead lever lateral wall fixedly connected with stopper, stopper and rack bar sliding connection, rack bar one end fixed connection is on the valve plate lateral wall, it takes turns fixed connection to rotate on the axis of rotation lateral wall, it is connected with the rack bar meshing to rotate the wheel, drive mechanism is including seting up.
Preferably, a baffle is fixedly connected to the side wall of the moving rod.
Preferably, the moving rod penetrates through the valve plate and is fixedly connected with the sealing plate, and the valve plate is connected with the sealing plate through a return spring.
Preferably, the side wall of the flow port is provided with a sealing groove matched with the sealing plate.
The utility model has the advantages that: the two valve plates are driven to move by the threaded rod, so that the opening and closing of the valve and the flow can be controlled, and resources can be effectively saved; the two valves can not only ensure the sealing performance of the valve, but also can be opened in two directions, and are more flexible.
Drawings
Fig. 1 is a schematic structural view of a main body of a large-diameter double-plate flat valve provided by the present invention;
fig. 2 is a schematic view of a control mechanism and a rotating wheel connection structure of a large-caliber double-plate flat valve provided by the utility model.
In the figure: the valve comprises a valve body 1, a flow port 2, a connecting flange 3, a valve cover plate 4, a fixed sleeve 5, a threaded rod 6, a rotating shaft 7, a fixed rod 8, a movable rod 9, a valve plate 10, a rack rod 11, a rotating wheel 12, a clamping block 13, a baffle 14 and a sealing plate 15.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, a large-diameter double-plate flat valve comprises a valve body 1, the valve body 1 is provided with a cylindrical mounting groove, a control mechanism is arranged in the mounting groove, the control mechanism comprises a fixed rod 8, a movable rod 9, a valve plate 10, a rack rod 11 and a rotating wheel 12, the fixed rod 8 is respectively fixedly connected to the side walls of two sides of a fixed sleeve 5, the fixed rod 8 is provided with a sliding groove, the movable rod 9 is slidably connected with the fixed rod 8, the bottom end of the movable rod 9 is connected with the side wall of the sliding groove through an adjusting spring, the adjusting spring is used for buffering and adjusting, the side wall of the fixed rod 8 is fixedly connected with a limiting block, the limiting block is slidably connected with the rack rod 11 and is used for limiting the up-down movement of the rack rod 11, one end of the rack rod 11 is fixedly connected to the side wall of the valve plate 10, the, the beneficial effect of adopting the further scheme is that: the two valve plates 10 can be driven to move by the rotation of the rotating wheel 12, so that the valve can be opened and closed, the flow of the valve can be controlled, the sealing performance is good, and the waste of resources during transmission is avoided.
The bottom of the mounting groove is provided with a semicircular groove, the side wall of the mounting groove is provided with a flow port 2 which penetrates through the valve body 1, the side wall of the valve body 1 which is positioned at the flow port 2 is fixedly connected with a connecting flange 3, the top end of the valve body 1 is connected with a valve cover plate 4 through a bolt, the bottom end of the valve cover plate 4 is fixedly connected with a fixed sleeve 5, the valve cover plate 4 is in threaded connection with a threaded rod 6, the threaded rod 6 is connected with a rotating shaft 7 through a transmission mechanism, the fixed sleeve 5 is sleeved outside the rotating shaft 7, further, the transmission mechanism comprises a clamping groove which is arranged on the side wall of the bottom end of the threaded rod 6, the rotating shaft 7 is provided with a, simultaneously can also drive axis of rotation 7 and rotate, axis of rotation 7 and 6 sliding connection of threaded rod adopt above-mentioned further scheme's beneficial effect to be: the threaded rod 6 rotates to drive the rotating wheel 12 to rotate, the valve can be conveniently controlled to be opened and closed, the position of the valve can be fixed through threaded connection, and displacement of the valve caused by impulsive force of liquid flowing during transmission is avoided. The side wall of the moving rod 9 is fixedly connected with a baffle 14, the baffle 14 limits the movement of the sealing plate 15, and the valve plate 10 is contacted with the baffle 14, so that the movement of the sealing plate 15 is driven. The movable rod 9 penetrates through the valve plate 10, the sealing plate 15 is fixedly connected with, the sealing plate 15 is made of rubber, liquid can be prevented from flowing into a gap, the sealing performance of the valve is enhanced, the valve plate 10 is connected with the sealing plate 15 through the reset spring, and the reset spring plays a role in buffering.
The lateral wall of the flow port 2 is provided with a sealing groove matched with the sealing plate 15, and when the valve is closed, the valve plate 10 and the sealing plate 15 can be embedded into the sealing groove, so that the sealing performance of the valve is improved.
The utility model discloses in the use, if need open the valve, at first rotate threaded rod 6, threaded rod 6 can drive axis of rotation 7 and rotate, and axis of rotation 7 can drive rack bar 11 of both sides through the rotation wheel 12 on the lateral wall and remove, and rack bar 11 can drive valve plate 10 and remove, can promote baffle 14 and remove when valve plate 10 removes a position, and baffle 14 can drive carriage release lever 9 and remove to drive closing plate 15 and remove, open the valve.
When controlling the flow of the valve, it is necessary to rotate the threaded rod 6 to move the valve plate 10 and the sealing plate 15 to proper positions, and the distance from the flow port 2 is controlled to control the flow of the valve.
Claims (4)
1. The utility model provides a heavy-calibre double plate wafer valve, includes valve body (1), its characterized in that, valve body (1) has been seted up and has been cylindric mounting groove, be provided with control mechanism in the mounting groove, the half slot has been seted up to the mounting groove bottom, the mounting groove lateral wall is seted up and is run through mouth (2) that flow of valve body (1), is located and flows mouth (2) department fixedly connected with flange (3) on valve body (1) lateral wall, there are valve apron (4) valve body (1) top through bolted connection, the fixed cover of valve apron (4) bottom fixedly connected with (5), valve apron (4) threaded connection has threaded rod (6), threaded rod (6) are connected with axis of rotation (7) through drive mechanism, fixed cover (5) is established in the axis of rotation (7) outside, control mechanism includes dead lever (8), carriage release lever (9), Valve plate (10), rack bar (11) and rotating wheel (12), dead lever (8) fixed connection respectively is on fixed cover (5) both sides lateral wall, the sliding tray has been seted up in dead lever (8), carriage release lever (9) and dead lever (8) sliding connection, carriage release lever (9) bottom is passed through regulating spring and sliding tray lateral wall connection, dead lever (8) lateral wall fixedly connected with stopper, stopper and rack bar (11) sliding connection, rack bar (11) one end fixed connection is on valve plate (10) lateral wall, rotating wheel (12) fixed connection is on axis of rotation (7) lateral wall, rotating wheel (12) and rack bar (11) meshing are connected, drive mechanism is including seting up the draw-in groove on threaded rod (6) bottom lateral wall, the moving groove has been seted up in axis of rotation (7), moving groove lateral wall fixed connection has fixture block (13) with draw-in groove looks adaptation, and the rotating shaft (7) is in sliding connection with the threaded rod (6).
2. A large-bore double-plate flat valve according to claim 1, characterized in that a baffle (14) is fixedly connected to the side wall of the moving rod (9).
3. A large-bore double-plate flat valve according to claim 2, wherein the moving rod (9) penetrates through the side wall of the valve plate (10) and is fixedly connected with the sealing plate (15), and the valve plate (10) is connected with the sealing plate (15) through a return spring.
4. The large-caliber double-plate flat valve according to claim 3, wherein the side wall of the flow port (2) is provided with a sealing groove matched with the sealing plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022463499.3U CN213598583U (en) | 2020-10-30 | 2020-10-30 | Large-diameter double-plate flat valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022463499.3U CN213598583U (en) | 2020-10-30 | 2020-10-30 | Large-diameter double-plate flat valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213598583U true CN213598583U (en) | 2021-07-02 |
Family
ID=76593513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022463499.3U Expired - Fee Related CN213598583U (en) | 2020-10-30 | 2020-10-30 | Large-diameter double-plate flat valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213598583U (en) |
-
2020
- 2020-10-30 CN CN202022463499.3U patent/CN213598583U/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 |
Granted publication date: 20210702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |