CN220539837U - Durable stable metering pump import and export check valve - Google Patents
Durable stable metering pump import and export check valve Download PDFInfo
- Publication number
- CN220539837U CN220539837U CN202322219477.6U CN202322219477U CN220539837U CN 220539837 U CN220539837 U CN 220539837U CN 202322219477 U CN202322219477 U CN 202322219477U CN 220539837 U CN220539837 U CN 220539837U
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- CN
- China
- Prior art keywords
- cylinder body
- check valve
- metering pump
- disc
- durable
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Links
- 230000008676 import Effects 0.000 title claims description 4
- 210000001503 joint Anatomy 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 238000007667 floating Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
Abstract
The utility model discloses a durable stable metering pump inlet and outlet one-way valve which comprises a cylinder body, an upper structural disc and a baffle plate, wherein the upper structural disc is fixed at the inner top of the cylinder body through bolts, a lower structural disc is fixed at the inner bottom of the cylinder body through bolts, a vertical rod is fixed between the upper structural disc and the lower structural disc through bolts, the baffle plate is sleeved on the outer side of the vertical rod, and rubber pads are glued at the top and the bottom of the baffle plate. According to the utility model, the upper structure disc and the lower structure disc are plugged through the baffle plate capable of moving up and down, and collision and impact cannot occur during working, so that deformation and damage cannot occur, the baffle plate can be limited by the upright rod, the baffle plate cannot be inclined, the stability and durability of the check valve can be improved, and the service life is long.
Description
Technical Field
The utility model relates to the technical field of metering pump accessories, in particular to a durable and stable metering pump inlet and outlet one-way valve.
Background
The metering pump is a special volumetric pump which can meet the requirements of various strict technological processes, the flow rate can be adjusted steplessly within the range of 0-100%, the special volumetric pump is used for conveying liquid, and a one-way valve is arranged on the water inlet and outlet of the metering pump for controlling water flow.
The authorized publication number CN203146259U discloses a metering pump, which comprises a motor, a pump body, an adjusting device and a pump head, wherein an inlet check valve and an outlet check valve are arranged on the pump head, the motor is arranged at the upper end of the pump body, the adjusting device is arranged on one side surface of the pump body, the pump head is arranged on the side surface vertical to the adjusting device, an oiling ventilation screw plug is further arranged on the pump body, an oil drain screw plug is arranged at the edge of the lower bottom surface of the pump body, an oil mark is arranged on the back surface of the pump body, the operation of the pump is simplified through the design of the oiling ventilation screw plug and the oil drain screw plug, the connecting structure is convenient to assemble and disassemble, and the appearance of the marking plate is more propaganda effect due to the design; the polyvinyl chloride material of the pump head has the advantages of stable chemical property, difficult corrosion by acid and alkali and strong heat resistance, thus greatly expanding the service life of the pump and the application environment.
The existing metering pump has the defects that: the inlet check valve and the outlet check valve are both traditional check valves with ball floating balls as valve cores, and when in operation, the floating balls move up and down in the valve body to block and flow liquid, and the inner side of the valve body and the floating balls are easy to deform due to collision and impact, so that the tightness of the check valve can be influenced. Therefore, we propose a durable and stable metering pump inlet and outlet one-way valve.
Disclosure of Invention
The utility model mainly aims to provide a durable stable metering pump inlet and outlet one-way valve which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a durable stable form measuring pump import and export check valve, includes barrel, goes up structural disk and baffle, the top is gone up through bolt fastening in the barrel has structural disk, the bottom is gone up the structural disk through bolt fastening in the barrel, go up the structural disk and be fixed with the pole setting through the bolt fastening down between the structural disk, the outside cover of pole setting is equipped with the baffle, the equal veneer in baffle top and bottom has the rubber pad.
Further, a butt joint pipe is welded at the top of the cylinder body, and a first filter screen is clamped and fixed between the butt joint pipe and the cylinder body; the arrangement of the butt joint pipe is convenient for the cylinder body to be fixed on the water inlet and outlet of the metering pump.
Further, an internal thread butt joint sleeve is welded at the bottom of the cylinder body, and a second filter screen is clamped and fixed between the internal thread butt joint sleeve and the cylinder body; the arrangement of the internal thread butt joint sleeve is convenient for connecting the pipeline and the like in the internal.
Further, the reservation grooves are formed in the upper structure plate and the lower structure plate at equal intervals in a penetrating mode.
Further, a tooth slot is formed in the outer side of the cylinder body.
Compared with the prior art, the utility model has the following beneficial effects:
when the baffle is pushed to be tightly attached to the upper structure disc, the diameter of the baffle is smaller than that of the upper structure disc, so that liquid flows to the cylinder body through a plurality of reserved grooves on the upper structure disc and flows to the metering pump through a plurality of reserved grooves on the lower structure disc, when the baffle moves down to the lower structure disc, the diameter of the baffle is equal to that of the lower structure disc, the lower structure disc is covered, and the liquid in the metering pump is pushed to flow out without being pushed to the cylinder body.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a durable and stable metering pump inlet and outlet check valve according to the present utility model.
FIG. 2 is a schematic diagram of the internal structure of a cylinder of a durable and stable metering pump inlet and outlet check valve according to the utility model.
FIG. 3 is a schematic diagram of the cylinder structure of the durable and stable metering pump inlet and outlet check valve.
FIG. 4 is a schematic diagram of the structure of the upper and lower structural disks of the durable and stable metering pump inlet/outlet check valve of the present utility model.
FIG. 5 is a schematic diagram of a baffle structure of a durable and stable metering pump inlet/outlet check valve according to the present utility model.
In the figure: 1. a cylinder; 2. an upper structural tray; 3. a baffle; 4. a lower structural tray; 5. a vertical rod; 6. a butt joint pipe; 7. an internal thread butt joint sleeve; 8. a first filter screen; 9. a second filter screen; 10. a reserved groove; 11. a rubber pad; 12. tooth slots.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-5, a durable and stable metering pump inlet and outlet one-way valve comprises a cylinder body 1, an upper structure disc 2 and a baffle 3, wherein the upper structure disc 2 is fixed at the inner top of the cylinder body 1 through bolts, a lower structure disc 4 is fixed at the inner bottom of the cylinder body 1 through bolts, a vertical rod 5 is fixed between the upper structure disc 2 and the lower structure disc 4 through bolts, the baffle 3 is sleeved outside the vertical rod 5, and rubber pads 11 are glued at the top and the bottom of the baffle 3.
As shown in fig. 1 and 3, the butt joint pipe 6 is welded at the top of the cylinder 1, the first filter screen 8 is clamped and fixed between the butt joint pipe 6 and the cylinder 1, and impurities and the like in liquid can be filtered by the arrangement of the first filter screen 8.
As shown in fig. 1 and 3, the bottom of the cylinder 1 is welded with an internal thread butt joint sleeve 7, a second filter screen 9 is clamped and fixed between the internal thread butt joint sleeve 7 and the cylinder 1, and impurities and the like in liquid can be filtered by the arrangement of the second filter screen 9.
As shown in fig. 4, the upper structure plate 2 and the lower structure plate 4 are provided with the reserved grooves 10 in an equidistant penetrating manner, and the reserved grooves 10 are provided so that the upper structure plate 2 and the lower structure plate 4 do not influence the flow of liquid.
As shown in fig. 1, tooth grooves 12 are formed on the outer side of the cylinder 1, and the tooth grooves 12 are formed so that a worker can rotate the cylinder 1 by using a tool.
It should be noted that, the utility model is a durable stable metering pump inlet and outlet check valve, during operation, personnel screw the barrel 1 on the inlet and outlet of the metering pump through the butt joint pipe 6, use the tool to rotate through the tooth socket 12, screw the butt joint pipe 6 tightly, during pumping, baffle 3 is pushed to be closely attached on the upper structure disc 2, the diameter of baffle 3 is smaller than that of upper structure disc 2, make liquid flow to the barrel 1 through a plurality of reservation grooves 10 on the upper structure disc 2 and flow to the metering pump through a plurality of reservation grooves 10 on the lower structure disc 4, during liquid discharge, baffle 3 moves down to the lower structure disc 4, the diameter of baffle 3 equals to the diameter of the lower structure disc 4, cover the lower structure disc 4, push the liquid in the barrel 1 when pushing the liquid pumped into the metering pump, the reservation grooves 10 opened in the upper structure disc 2 and the lower structure disc 4, make the upper structure disc 2 and the lower structure disc 4 not influence the flow of liquid, rubber pads 11 are arranged on the top and bottom of baffle 3, and the sealing property between the baffle 3 and the upper structure disc 2 and the lower structure disc 4 can be improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a durable stable form measuring pump import and export check valve, includes barrel (1), goes up structural disk (2) and baffle (3), its characterized in that: the novel structure is characterized in that an upper structure disc (2) is fixed to the inner top of the cylinder body (1) through bolts, a lower structure disc (4) is fixed to the inner bottom of the cylinder body (1) through bolts, a vertical rod (5) is fixed between the upper structure disc (2) and the lower structure disc (4) through bolts, a baffle (3) is sleeved on the outer side of the vertical rod (5), and rubber pads (11) are glued to the top and the bottom of the baffle (3).
2. A durable and stable metering pump inlet and outlet check valve according to claim 1, characterized in that: the novel filter is characterized in that a butt joint pipe (6) is welded at the top of the cylinder body (1), and a first filter screen (8) is clamped and fixed between the butt joint pipe (6) and the cylinder body (1).
3. A durable and stable metering pump inlet and outlet check valve according to claim 1, characterized in that: the bottom of the cylinder body (1) is welded with an internal thread butt joint sleeve (7), and a second filter screen (9) is clamped and fixed between the internal thread butt joint sleeve (7) and the cylinder body (1).
4. A durable and stable metering pump inlet and outlet check valve according to claim 1, characterized in that: the upper structure plate (2) and the lower structure plate (4) are internally provided with reserved grooves (10) in an equidistant penetrating mode.
5. A durable and stable metering pump inlet and outlet check valve according to claim 1, characterized in that: the outer side of the cylinder body (1) is provided with tooth grooves (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322219477.6U CN220539837U (en) | 2023-08-17 | 2023-08-17 | Durable stable metering pump import and export check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322219477.6U CN220539837U (en) | 2023-08-17 | 2023-08-17 | Durable stable metering pump import and export check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539837U true CN220539837U (en) | 2024-02-27 |
Family
ID=89966137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322219477.6U Active CN220539837U (en) | 2023-08-17 | 2023-08-17 | Durable stable metering pump import and export check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539837U (en) |
-
2023
- 2023-08-17 CN CN202322219477.6U patent/CN220539837U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |