CN220706453U - Concrete seasoning valve - Google Patents
Concrete seasoning valve Download PDFInfo
- Publication number
- CN220706453U CN220706453U CN202322295260.3U CN202322295260U CN220706453U CN 220706453 U CN220706453 U CN 220706453U CN 202322295260 U CN202322295260 U CN 202322295260U CN 220706453 U CN220706453 U CN 220706453U
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- Prior art keywords
- valve plate
- plate
- sealing
- concrete
- seasoning
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- 235000011194 food seasoning agent Nutrition 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 7
- 238000005461 lubrication Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 9
- 239000010687 lubricating oil Substances 0.000 description 5
- 239000004278 EU approved seasoning Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses a concrete seasoning valve, which comprises an upper valve plate, a middle valve plate and a lower valve plate which are sequentially arranged, wherein the middle valve plate comprises a middle fixed valve plate fixedly connected with the upper valve plate and the lower valve plate and a middle movable valve plate movably connected with the upper valve plate and the lower valve plate; a feed inlet and a discharge outlet are respectively arranged on the upper valve plate and the lower valve plate; hydraulic cylinders are respectively arranged on two sides of the middle fixed valve plate, and telescopic ends of the hydraulic cylinders are respectively connected with the middle movable valve plate; sealing components are respectively arranged between the upper valve plate, the lower valve plate and the middle movable valve plate; the sealing assembly comprises a wear-resistant block, a pressing plate arranged on the wear-resistant block and a cover plate arranged on the pressing plate, wherein the pressing plate is connected with the cover plate through an adjusting screw, and a placing groove for placing a belleville spring is formed in the pressing plate. The utility model has reliable integral sealing, no slurry outflow and leakage, and can realize clean production.
Description
Technical Field
The utility model relates to the technical field of knife gate valves, in particular to a concrete seasoning valve.
Background
Along with the development of national construction, concrete mixing plants (buildings) play a great role in construction, but the sealing of seasonings at the lower part of a concrete discharge hopper forms an industry problem, various used seasonings are not tightly sealed, and some seasonings are not durable, so that concrete is piled up on the ground between concrete discharge chambers during discharging, a forklift is required to be shoveled, and the concrete mixing plants are manually cleaned, so that after the concrete mixing plants are filled, a lot of concrete is often stuck on tires of the vehicles, whether the vehicles are in a station or walk to urban roads, thereby not only polluting the environment, but also causing resource waste.
Disclosure of Invention
In view of the above, the utility model aims to provide a concrete seasoning valve with high sealing reliability and long service life, aiming at the defects of the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the concrete seasoning valve comprises an upper valve plate, a middle valve plate and a lower valve plate which are sequentially arranged, wherein the middle valve plate comprises a middle fixed valve plate fixedly connected with the upper valve plate and the lower valve plate and a middle movable valve plate movably connected with the upper valve plate and the lower valve plate; a feed inlet and a discharge outlet are respectively arranged on the upper valve plate and the lower valve plate; hydraulic cylinders are respectively arranged on two sides of the middle fixed valve plate, and telescopic ends of the hydraulic cylinders are respectively connected with the middle movable valve plate; sealing components are respectively arranged between the upper valve plate, the lower valve plate and the middle movable valve plate; the sealing assembly comprises a wear-resistant block, a pressing plate arranged on the wear-resistant block and a cover plate arranged on the pressing plate, wherein the pressing plate is connected with the cover plate through an adjusting screw, and a placing groove for placing a belleville spring is formed in the pressing plate.
Aiming at the technical scheme, the three-layer wallboard design is adopted, the valve body is installed through bolts or positioning pins, integral casting is not needed, and the production difficulty and cost are reduced; the middle fixed valve plate is U-shaped, the middle movable valve plate is T-shaped, the middle fixed valve plate and the middle movable valve plate are matched to form a sealing shape, the hydraulic cylinder moves along with the middle movable valve plate to realize the opening and closing of the seasoning valve, the hydraulic cylinder is horizontally arranged to reduce the whole height, and meanwhile, the height of the discharge hole is increased; the self-adaptive seal of the wear-resisting block and the middle movable valve plate is realized by the floating pressure of the belleville spring, sundries such as fine sand cement paste and the like are blocked inside the valve body, and the cover plate, the pressing plate and the wear-resisting block can be integrally taken out, so that the valve is convenient to clean regularly.
Preferably, a plurality of superhard wear-resistant cushion blocks are arranged on the middle movable valve plate. The superhard wear-resistant cushion block can play a role in resisting impact and protecting the whole middle movable valve plate, so that the durability of the product is improved.
Preferably, a sealing flange and a flexible sealing ring are arranged between the upper valve plate and the feed inlet, and the bottom of the flexible sealing ring is contacted with the middle movable valve plate. The flexible sealing ring and the middle movable valve plate form surface sealing to prevent impurities from entering the gap of the valve plate.
Preferably, the wear-resisting block is provided with a lubricating oil duct, and the lubricating oil duct is communicated with a lubricating interface on the oil inlet pipe.
Preferably, the upper valve plate is also provided with an anti-overflow assembly; the anti-overflow assembly comprises an anti-overflow sealing block, a partition plate arranged on the anti-overflow sealing block and a jackscrew for propping up the partition plate. Can prevent lubricating oil or slurry from overflowing to the outside of the valve body, and is beneficial to clean production.
Preferably, a sealing sleeve group is arranged on the middle fixed valve plate; the sealing sleeve group comprises a sealing gasket, a sealing plate arranged on the sealing gasket and a bolt for tightly propping the sealing plate. The tightness between the middle fixed valve plate and the middle movable valve plate is improved.
Preferably, the diameter of the discharge hole is larger than that of the feed hole. The materials are not easy to accumulate.
The beneficial effects of the utility model are as follows:
the utility model adopts a three-layer plate structure, hydraulic cylinders are arranged on two sides, superhard wear-resistant cushion blocks are arranged on the middle movable valve plate, the service life is prolonged, the integral sealing components are arranged on the upper valve plate and the lower valve plate, the timely cleaning and the convenient replacement are realized, and the outermost device is provided with a flexible sealing ring to prevent the outflow of slurry.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of an intermediate valve plate;
FIG. 3 is a partial schematic view of a seal assembly;
FIG. 4 is a schematic structural view of a sealing sleeve group;
fig. 5 is a schematic view of a material travel path.
In the figure: the novel high-pressure valve comprises an upper valve plate 1, a middle movable valve plate 2, a middle fixed valve plate 3, a lower valve plate 4, a sealing gasket 5, a sealing plate 6, a bolt 7, a hydraulic cylinder 8, a wear-resistant block 9, a pressing plate 10, a cover plate 11, a regulating screw 12, a belleville spring 13, an oil inlet pipe 14, a lubrication interface 15, an overflow-proof sealing block 16, a partition plate 17, a jackscrew 18, a feed inlet 19, a discharge outlet 20, a sealing flange 21, a flexible sealing ring 22, a superhard wear-resistant cushion block 23 and a retainer ring 24.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 1 to 5, a concrete seasoning valve comprises an upper valve plate 1, a middle valve plate and a lower valve plate 4 which are sequentially arranged; the middle valve plate comprises a middle fixed valve plate 3 fixedly connected with the upper valve plate 1 and the lower valve plate 4 and a middle movable valve plate 2 movably connected with the upper valve plate 1 and the lower valve plate 4, the middle fixed valve plate 3 is U-shaped, the middle movable valve plate 2 is T-shaped, and the two valve plates are matched to form sealing connection; the sealing sleeve group is horizontally arranged on the middle fixed valve plate 3 and comprises a sealing gasket 5 in contact with the middle movable valve plate 2, a sealing plate 6 arranged on the sealing gasket 5 and a bolt 7 used for tightly propping the sealing plate 6, so that the tightness of the middle fixed valve plate 3 and the middle movable valve plate 2 in the moving process is improved.
Hydraulic cylinders 8 are respectively arranged on two sides of the middle fixed valve plate 3, and telescopic ends of the hydraulic cylinders 8 are respectively connected with the middle movable valve plate 2; sealing components are respectively arranged between the upper valve plate 1, the lower valve plate 4 and the middle movable valve plate 2; the sealing assembly comprises a wear-resistant block 9, a pressing plate 10 and a cover plate 11, wherein the bottom of the wear-resistant block 9 is in contact connection with the middle movable valve plate 2, the pressing plate 10 is arranged on the wear-resistant block 9, the cover plate 11 is arranged on the pressing plate 10, the pressing plate 10 is fixedly connected with the cover plate 11 through an adjusting screw 12, a placing groove for placing a belleville spring 13 is formed in the pressing plate 10, and a retainer ring 24 is arranged above the belleville spring in the placing groove. The wear-resisting block 9 is provided with a lubricating oil duct which is communicated with a lubricating interface 15 on the oil inlet pipe 14.
The upper valve plate 1 is also provided with an anti-overflow assembly, and the anti-overflow assembly comprises an anti-overflow sealing block 16, a partition plate 17 arranged on the anti-overflow sealing block 16 and a jackscrew 18 for propping up the partition plate 17, wherein the bottom of the anti-overflow sealing block 16 is contacted with the upper surface of the middle movable valve plate 2 and is propped up by the jackscrew 18.
A feed inlet 19 and a discharge outlet 20 are respectively arranged on the upper valve plate 1 and the lower valve plate 4; the diameter of the discharge opening 20 is larger than the diameter of the feed opening 19. A sealing flange 21 and a flexible sealing ring 22 are arranged between the upper valve plate 1 and the feed inlet 19, and the bottom of the flexible sealing ring 22 is contacted with the middle movable valve plate 2. A plurality of superhard wear-resistant cushion blocks 23 are arranged on the middle movable valve plate 2.
The working principle of the utility model is as follows: when in operation, the hydraulic cylinder 8 pushes the middle movable valve plate 2 to normally open and close.
When the valve is completely closed, all materials fall on the middle movable valve plate 2, and no materials flow out due to the sealing effect of the flexible sealing ring 22 and the middle movable valve plate 2.
When the valve is not completely closed, part of the material falls on the middle movable valve plate 2, part of the material flows down through the feed inlet 19, and in the flowing down process, the material can be scoured and worn on the middle movable valve plate 2, and the wear degree of the middle movable valve plate 2 is greatly reduced under the protection of the superhard wear-resistant cushion block 23.
When fully opened, the materials flow out to the lower discharge port 20 through the feed inlet 19, the feed inlet 19 is smaller than the discharge port 20, and the materials are not easy to accumulate.
When the valve plate moves, friction is generated between the upper valve plate 4 and the lower valve plate 2 and the middle movable valve plate is reduced, and the running resistance is reduced through the wear-resisting block 9 provided with a lubricating oil duct; the contact force between the wear-resistant block 9 and the middle movable valve plate 2 is pressed by a spring to press the pressing plate 10, so that the self-adaptive sealing between the wear-resistant block 9 and the middle movable valve plate 2 is realized.
The seasoning valve is seasoned and sealed in a self-adaptive manner through the process, and clean production is realized.
The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. The concrete seasoning valve is characterized by comprising an upper valve plate, a middle valve plate and a lower valve plate which are sequentially arranged, wherein the middle valve plate comprises a middle fixed valve plate fixedly connected with the upper valve plate and the lower valve plate and a middle movable valve plate movably connected with the upper valve plate and the lower valve plate; a feed inlet and a discharge outlet are respectively arranged on the upper valve plate and the lower valve plate; hydraulic cylinders are respectively arranged on two sides of the middle fixed valve plate, and telescopic ends of the hydraulic cylinders are respectively connected with the middle movable valve plate; sealing components are respectively arranged between the upper valve plate, the lower valve plate and the middle movable valve plate; the sealing assembly comprises a wear-resistant block, a pressing plate arranged on the wear-resistant block and a cover plate arranged on the pressing plate, wherein the pressing plate is connected with the cover plate through an adjusting screw, and a placing groove for placing a belleville spring is formed in the pressing plate.
2. The concrete seasoning valve of claim 1 wherein a plurality of super hard wear pads are provided on the intermediate movable valve plate.
3. The concrete seasoning valve according to claim 1, wherein a sealing flange and a flexible sealing ring are arranged between the upper valve plate and the feed inlet, and the bottom of the flexible sealing ring is contacted with the middle movable valve plate.
4. The concrete seasoning valve of claim 1, wherein a lubrication oil passage is provided on the wear block, the lubrication oil passage being in communication with a lubrication interface on an oil inlet pipe.
5. The concrete seasoning valve of claim 1 wherein an anti-overflow assembly is further provided on the upper valve plate; the anti-overflow assembly comprises an anti-overflow sealing block, a partition plate arranged on the anti-overflow sealing block and a jackscrew for propping up the partition plate.
6. The concrete seasoning valve according to claim 1, wherein a sealing sleeve group is arranged on the middle fixed valve plate; the sealing sleeve group comprises a sealing gasket, a sealing plate arranged on the sealing gasket and a bolt for tightly propping the sealing plate.
7. The concrete seasoning valve of claim 1 wherein the diameter of the outlet is greater than the diameter of the inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322295260.3U CN220706453U (en) | 2023-08-25 | 2023-08-25 | Concrete seasoning valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322295260.3U CN220706453U (en) | 2023-08-25 | 2023-08-25 | Concrete seasoning valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220706453U true CN220706453U (en) | 2024-04-02 |
Family
ID=90439093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322295260.3U Active CN220706453U (en) | 2023-08-25 | 2023-08-25 | Concrete seasoning valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220706453U (en) |
-
2023
- 2023-08-25 CN CN202322295260.3U patent/CN220706453U/en active Active
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