CN222056539U - Negative pressure filter - Google Patents
Negative pressure filter Download PDFInfo
- Publication number
- CN222056539U CN222056539U CN202420231509.6U CN202420231509U CN222056539U CN 222056539 U CN222056539 U CN 222056539U CN 202420231509 U CN202420231509 U CN 202420231509U CN 222056539 U CN222056539 U CN 222056539U
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- Prior art keywords
- negative pressure
- filter
- bin
- collecting cylinder
- sealing
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- 238000001914 filtration Methods 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims description 68
- 239000007788 liquid Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
本实用新型揭示了一种负压过滤器，包括负压仓、收集筒以及过滤组件；所述负压仓内具有负压环境，且所述负压仓与所述收集筒内部连通；所述收集筒镶嵌且可拆卸安装于所述负压仓上，所述收集筒顶部设置有连通孔，且所述连通孔位于所述负压仓内部；所述过滤组件架设在所述收集筒外端，且所述过滤组件的滤出侧与所述收集筒密封连接。本实用新型在过滤组件的滤出侧设置负压环境，使得过滤组件的溶液加入侧与滤出侧之间存在一定的压差，进而促使待过滤溶液能够穿过过滤层的溶液快速过滤，大大提高了溶液的过滤效率，具有结构简单、操作便捷的特点。
The utility model discloses a negative pressure filter, including a negative pressure bin, a collecting tube and a filter assembly; the negative pressure bin has a negative pressure environment, and the negative pressure bin is connected to the inside of the collecting tube; the collecting tube is inlaid and detachably installed on the negative pressure bin, and a connecting hole is provided on the top of the collecting tube, and the connecting hole is located inside the negative pressure bin; the filter assembly is mounted on the outer end of the collecting tube, and the filter side of the filter assembly is sealed and connected to the collecting tube. The utility model sets a negative pressure environment on the filter side of the filter assembly, so that there is a certain pressure difference between the solution adding side and the filter side of the filter assembly, thereby prompting the solution to be filtered to pass through the filter layer for rapid filtration, greatly improving the filtration efficiency of the solution, and has the characteristics of simple structure and convenient operation.
Description
Technical Field
The utility model relates to the field of solution filtration, in particular to a negative pressure filter.
Background
Filtration is the operation of separating solids and other materials from a liquid by passing the liquid in suspension through a medium under the action of an impetus or other external forces, with solid particles and other materials being trapped by the filter medium. Generally, the filtering operation uses a filter layer (such as filter paper) to filter out solid matters in the solution, so as to achieve the purpose of purification.
At present, in solid-liquid filtration operation, gravity is generally used for filtering solution, and the filtering speed is low, so that certain defects exist.
Disclosure of utility model
The utility model aims to provide a negative pressure filter so as to realize solid-liquid rapid filtration in a solution and improve the filtration efficiency of the solution.
In order to solve the technical problems, the utility model provides a negative pressure filter, which comprises a negative pressure bin, a collecting cylinder and a filtering component;
The negative pressure bin is internally provided with a negative pressure environment and is communicated with the inside of the collecting cylinder;
The collecting cylinder is embedded and detachably mounted on the negative pressure bin, a communication hole is formed in the top of the collecting cylinder, and the communication hole is located in the negative pressure bin;
The filter component is erected at the outer end of the collecting cylinder, and the filtering side of the filter component is in sealing connection with the collecting cylinder.
Further, a transparent observation window is arranged on the side face of the negative pressure bin.
Further, the end part of the collecting cylinder is in threaded connection with the negative pressure bin.
Further, a sealing sleeve is arranged between the collecting cylinder and the negative pressure bin, a sealing gasket is arranged between the sealing sleeve and the outer side wall of the negative pressure bin, and the sealing gasket is sleeved outside the collecting cylinder.
Further, the inner edge at the top end of the collecting cylinder is provided with a sealing groove, an elastic sealing ring is arranged between the side wall of the sealing groove and the filtering assembly, and the sealing ring is sleeved on the filtering assembly.
Further, the filter component comprises a containing bin, a drainage tube is connected to the bottom of the containing bin, the elastic sealing ring is sleeved on the drainage tube, and a filter layer is arranged in the containing bin.
Further, the accommodating bin and the drainage tube are integrally formed.
Further, a sealing block matched with the sealing groove is arranged on the drainage tube, and the elastic sealing strip is sleeved on the side circumferential surface of the sealing block.
Further, the sealing block is provided with an installation groove matched with the elastic sealing strip, and the elastic sealing strip is inlaid in the installation groove.
Further, the entry side inner edge of the seal groove has a chamfer structure for guiding the seal block into the seal groove.
Compared with the prior art, the utility model has at least the following beneficial effects:
According to the utility model, the negative pressure environment is arranged on the filtering side of the filtering component, so that a certain pressure difference exists between the solution adding side and the filtering side of the filtering component, and the solution to be filtered can be rapidly filtered through the filtering layer, so that the filtering efficiency of the solution is greatly improved, and the device has the characteristics of simple structure and convenience in operation.
Drawings
FIG. 1 is a schematic view of the overall structure of a negative pressure filter of the present utility model;
FIG. 2 is an enlarged schematic view of the structure A of the negative pressure filter of the present utility model;
Fig. 3 is a schematic view of the negative pressure cabin structure of the negative pressure filter.
Detailed Description
The negative pressure filter of the present utility model will be described in more detail below in conjunction with the schematic drawings, in which preferred embodiments of the present utility model are shown, it being understood that one skilled in the art can modify the utility model described herein while still achieving the advantageous effects of the utility model. Accordingly, the following description is to be construed as broadly known to those skilled in the art and not as limiting the utility model.
The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
As shown in fig. 1 to3, an embodiment of the present utility model proposes a negative pressure filter including a negative pressure tank 1, a collection cylinder 2, and a filter assembly.
Specifically, the negative pressure bin 1 is provided with a negative pressure environment, and the negative pressure bin 1 is communicated with the inside of the collecting cylinder 2.
The collecting cylinder 2 is inlaid and detachably mounted on the negative pressure bin 1, a communication hole 3 is formed in the top of the collecting cylinder 2, and the communication hole 3 is located inside the negative pressure bin 1.
The filter component is erected at the outer end of the collecting cylinder 2, and the filtering side of the filter component is in sealing connection with the collecting cylinder 2.
In this embodiment, when the solution needs to be physically filtered, the solution to be filtered is added into the filtering component, and since the filtering side of the filtering component is connected with the negative pressure bin 1, the filtering side pressure of the filtering component is kept the same as the internal pressure of the negative pressure bin 1, and the pressure of the solution adding side of the filtering component is the same as the atmospheric pressure, a certain pressure difference exists between the solution adding side and the filtering side of the filtering component, and the pressure difference can suck components capable of passing through in the solution to the filtering side, so that the filtering efficiency is accelerated. Wherein the filtered components enter the collection drum 2 for collection.
In a specific embodiment, in order to facilitate observing the volume of the liquid collected in the collecting cylinder 2, a transparent observation window 4 is arranged on the side surface of the negative pressure bin 1. In addition, the end of the collecting cylinder 2 is in threaded connection with the negative pressure bin 1, and the collecting cylinder 2 can be taken out from the negative pressure bin 1 by rotating the collecting cylinder 2, so that the collecting operation on filtered liquid is facilitated.
It should be noted that, the negative pressure environment in the negative pressure bin 1 may be provided by a negative pressure pump, and the negative pressure pump belongs to the prior art, and is not described herein.
Further, a sealing sleeve 5 is arranged between the collecting cylinder 2 and the negative pressure bin 1, a sealing gasket 6 is arranged between the sealing sleeve 5 and the outer side wall of the negative pressure bin 1, and the sealing gasket 6 is sleeved outside the collecting cylinder 2.
Specifically, in order to guarantee good leakproofness between the collection tube 2 and the negative pressure storehouse 1, when the collection tube 2 is screwed, seal cover 5 extrudees sealed 6 with the lateral wall of negative pressure storehouse 1, can improve the leakproofness between collection tube 2 and the negative pressure storehouse 1 greatly.
In addition, during the installation and removal of the cartridge 2, the sealing sleeve 5 may be rotated in a forward or reverse direction. In order to improve the anti-slip property of the sealing sleeve 5, anti-slip patterns may be provided on the side circumferential surface of the sealing sleeve 5.
Further, a sealing groove 7 is formed in the inner edge of the top end of the collecting cylinder 2, an elastic sealing ring 12 is arranged between the side wall of the sealing groove 7 and the filtering assembly, and the sealing ring is sleeved on the filtering assembly.
Specifically, in order to improve the tightness between the filter assembly and the collecting cylinder 2, the stable pressure difference between the solution adding side and the filtering side of the filter assembly is ensured, and the tightness between the filter assembly and the collecting cylinder 2 is improved by the way of matching the sealing groove 7 with the elastic sealing ring 12 between the filter assembly and the collecting cylinder 2.
Further, the filter component comprises a holding bin 8, a drainage tube 9 is connected to the bottom of the holding bin 8, an elastic sealing ring 12 is sleeved on the drainage tube 9, the holding bin 8 and the drainage tube 9 are integrally formed, and a filter layer 10 is arranged in the holding bin 8.
Specifically, the solution to be filtered is added into the holding bin 8, filtered by the filter layer 10, flows out of the drainage tube 9 and is collected in the collecting cylinder 2.
In a specific embodiment, the drainage tube 9 is provided with a sealing block 11 matched with the sealing groove 7, and the elastic sealing ring 12 is sleeved on the side circumferential surface of the sealing block 11. After the drainage tube 9 is inserted into the collecting cylinder 2, the sealing block 11 enters the sealing groove 7, and the elastic sealing ring 12 positioned on the sealing block 11 forms a seal between the outer side wall of the sealing block 11 and the inner wall of the sealing groove 7, so that the tightness between the filtering assembly and the collecting cylinder 2 is ensured.
The sealing block 11 is provided with a mounting groove 13 matched with the elastic sealing ring 12, and the elastic sealing ring 12 is embedded in the mounting groove 13. The elastic sealing ring 12 is positioned in the mounting groove 13, so that the elastic sealing ring 12 can maintain a stable shape without twisting, and thus good sealing between the collecting cylinder 2 and the filter assembly can be achieved.
In order to facilitate the insertion of the sealing block 11 into the sealing groove 7, the entry side inner edge of the sealing groove 7 has a chamfer 14, which chamfer 14 serves to guide the sealing block 11 into the sealing groove 7. When the seal block 11 enters the seal groove 7, the chamfer structure 14 can guide the seal block 11 to enter the seal groove 7 quickly.
Compared with the prior art, the utility model has at least the following beneficial effects:
According to the utility model, the negative pressure environment is arranged on the filtering side of the filtering component, so that a certain pressure difference exists between the solution adding side and the filtering side of the filtering component, and the solution to be filtered can be rapidly filtered through the filtering layer, so that the filtering efficiency of the solution is greatly improved, and the device has the characteristics of simple structure and convenience in operation.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. The negative pressure filter is characterized by comprising a negative pressure bin, a collecting cylinder and a filtering component;
The negative pressure bin is internally provided with a negative pressure environment and is communicated with the inside of the collecting cylinder;
The collecting cylinder is embedded and detachably mounted on the negative pressure bin, a communication hole is formed in the top of the collecting cylinder, and the communication hole is located in the negative pressure bin;
The filter component is erected at the outer end of the collecting cylinder, and the filtering side of the filter component is in sealing connection with the collecting cylinder.
2. The negative pressure filter of claim 1, wherein a transparent viewing window is provided on a side of the negative pressure cartridge.
3. The negative pressure filter of claim 1, wherein the collection canister end is threadably connected to the negative pressure cartridge.
4. The negative pressure filter of claim 1, wherein a sealing sleeve is arranged between the collecting cylinder and the negative pressure bin, and a sealing gasket is arranged between the sealing sleeve and the outer side wall of the negative pressure bin, and the sealing gasket is sleeved outside the collecting cylinder.
5. The negative pressure filter of claim 1, wherein a seal groove is provided at an inner edge of the top end of the collection canister, an elastic sealing ring is provided between a side wall of the seal groove and the filter assembly, and the elastic sealing ring is sleeved on the filter assembly.
6. The negative pressure filter of claim 5, wherein the filter assembly comprises a holding bin, a drainage tube is connected to the bottom of the holding bin, the elastic sealing ring is sleeved on the drainage tube, and a filter layer is arranged in the holding bin.
7. The negative pressure filter of claim 6, wherein the holding compartment is integrally formed with the drain tube.
8. The negative pressure filter of claim 6, wherein the drain tube is provided with a sealing block matched with the sealing groove, and the elastic sealing ring is sleeved on the side circumferential surface of the sealing block.
9. The negative pressure filter of claim 8, wherein the sealing block is provided with a mounting groove matched with the elastic sealing ring, and the elastic sealing ring is embedded in the mounting groove.
10. The negative pressure filter of claim 8, wherein an entry side inner edge of the seal groove has a chamfer structure for guiding the seal block into the seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420231509.6U CN222056539U (en) | 2024-01-31 | 2024-01-31 | Negative pressure filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420231509.6U CN222056539U (en) | 2024-01-31 | 2024-01-31 | Negative pressure filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222056539U true CN222056539U (en) | 2024-11-26 |
Family
ID=93544481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420231509.6U Active CN222056539U (en) | 2024-01-31 | 2024-01-31 | Negative pressure filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222056539U (en) |
-
2024
- 2024-01-31 CN CN202420231509.6U patent/CN222056539U/en active Active
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