CN202746334U - High-precision magnetic combining filter - Google Patents
High-precision magnetic combining filter Download PDFInfo
- Publication number
- CN202746334U CN202746334U CN 201220293919 CN201220293919U CN202746334U CN 202746334 U CN202746334 U CN 202746334U CN 201220293919 CN201220293919 CN 201220293919 CN 201220293919 U CN201220293919 U CN 201220293919U CN 202746334 U CN202746334 U CN 202746334U
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- filter
- filter screen
- screen device
- closed magnetic
- highi degree
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Abstract
The utility model discloses a high-precision magnetic combining filter, which comprises a filter body, a liquid flow passage, a filtering net device and a permanent-magnet adsorbing device, wherein the liquid flow passage is arranged in the filter body, the filtering net device is arranged in the liquid flow passage, and the permanent-magnet adsorbing device is arranged in the liquid flow passage. The center of the filtering net is provided with the permanent-magnet adsorbing device, so some special substances in hydraulic liquid, mainly being metal wear substances of fine particles, can be adsorbed, and the filtering performance and the cleanness of the hydraulic liquid are effectively improved.
Description
Technical field
The utility model belongs to the filter technology field, is specifically related to a kind of highi degree of accuracy for hydraulic support and closes magnetic filter.
Background technique
The support apparatus that field of coal mining is used is widely used the control support that hydraulics is carried out support, keep hydraulic fluid few contaminated be one of important topic in the engineering, at present, the down-hole support apparatus all adopts accurate digital controlled valve, liquid passage aperture in the valve body is very thin, thereby the liquid clean level is proposed requirements at the higher level.Highi degree of accuracy, large flow, high pressure filter are used for support full flow hydraulic system, and it can hold back, filters and remove the pollutant in most of hydraulic fluid, and pollutant mainly comprises: galling thing, lacquer, the sealing material of wearing and tearing, dust and incrustation scale.These impurity particles can be transferred to each corner in the hydraulic system; the formation filter screen device stops up; hydraulic system is not smooth; filter net jam causes hydraulic coupling to raise; filter screen bear pressure strengthen; filter screen possibility well damage; in case the damaged pollutant of filter screen will rush in the hydraulic system; cause the larger pollution of hydraulic system; can cause the hydraulic support accident when serious; therefore, the hydraulic fluid filter is to improving the quality of hydraulic system, purified solution press liquid, thereby the normal operation that guarantees whole hydraulic system is most important.But traditional filter only relies on the filter screen width of mesh that hydraulic fluid is filtered, because the particles such as galling thing are very tiny, is easy to from filter screen spill, and affects filter quality.
The model utility content
The purpose of this utility model provides a kind of highi degree of accuracy with better filtering effect and closes magnetic filter.
The technological scheme that realizes the utility model purpose is: a kind of highi degree of accuracy is closed magnetic filter, comprises the filter body, is arranged on the liquid chunnel in the filter body and is arranged on filter screen device in the liquid chunnel; Its structural feature is: also comprise the magneto adsorbent equipment that is arranged in the liquid chunnel.
In the such scheme, described filter body is provided with filtering cavity in the middle part; Described filter screen device is separated into the exocoel that is positioned at the filter screen device outside and the inner chamber that is positioned at the filter screen device inboard to filtering cavity; The basic shape of described filter screen device is tubulose, and described magneto adsorbent equipment is arranged on the filter screen device center.
In the such scheme, an end of described filter body is provided with the liquid entering hole that is communicated with exocoel, and the other end is provided with the liquid outlet that is communicated with inner chamber.
In the such scheme, be provided with a locating column in the inner chamber of described filter body, described magneto adsorbent equipment is arranged on the locating column.
In the such scheme, described magneto adsorbent equipment comprises a plurality of magnetites and cushion block, and described each magnetite and cushion block are arranged on the locating column, and described each cushion block is between two adjacent magnetites.
In the such scheme, described cushion block adopts permeability magnetic material or plastics to make.
In the such scheme, described each cushion block comprises that a corresponding magnetite is set on this tube shape bulge be used to the annular body of cutting off adjacent two magnetites and the tube shape bulge that protrudes from annular body one side.
In the such scheme, be provided with the base station for stationary positioned post and filter screen device one end in the described filtering cavity, described base station is fixed on by a plurality of bearing posts on the end of filtering cavity, leaves between each bearing post for the drain passage that is communicated with liquid entering hole and filtering cavity.
In the such scheme, the other end of described filtering cavity is provided with plug, and the other end of described filter screen device is fixed on this plug.
The utlity model has positive effect: (1) the utility model is by arranging the magneto adsorbent equipment in the filter screen center, thereby make its some particular matters in can the adsorption liquid press liquid, mainly be the galling thing of microparticle, thus the cleanliness of Effective Raise strainability and hydraulic fluid.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Be labeled as shown in the accompanying drawing: filter body 1, liquid entering hole 11, liquid outlet 12, liquid chunnel 2, filter screen device 3, chimney filter, 31, filter screen 32, magneto adsorbent equipment 4, magnetite 41, cushion block 42, annular body 421, tube shape bulge 422, filtering cavity 5, exocoel 51, inner chamber 52, locating column 6, base station 71, bearing post 72, drain passage 73, plug 74.
Embodiment
(embodiment 1)
Fig. 1 is a kind of structural representation of the present utility model, has shown a kind of embodiment of the present utility model.
The present embodiment is that a kind of highi degree of accuracy is closed magnetic filter, as shown in Figure 1, comprises filter body 1, is arranged on the liquid chunnel 2 of filter in the body 1, is arranged on the filter screen device 3 in the liquid chunnel 2 and is arranged on magneto adsorbent equipment 4 in the liquid chunnel 2.
Described filter body is provided with filtering cavity 5 in 1 middle part; Described filter screen device 3 is separated into the exocoel 51 that is positioned at filter screen device 3 outsides and the inner chamber 52 that is positioned at filter screen device 3 inboards to filtering cavity 5; The basic shape of described filter screen device 3 is tubulose, and described magneto adsorbent equipment 4 is arranged on filter screen device 3 centers.Filter screen device 3 in the present embodiment comprises as the chimney filter 31 of support and winding at chimney filter, the filter screen 32 on 31 outer walls, and the preferred multistorey strainer mesh of filter screen in the present embodiment, the present embodiment adopts double-layer leaching net.
One end of described filter body 1 is provided with the liquid entering hole 11 that is communicated with exocoel 51, and the other end is provided with the liquid outlet 12 that is communicated with inner chamber 52.
Be provided with a locating column 6 in the inner chamber 52 of described filter body 1, described magneto adsorbent equipment 4 is arranged on the locating column 6.
Described magneto adsorbent equipment 4 comprises a plurality of magnetites 41 and cushion block 42, and described each magnetite 41 and cushion block 42 are arranged on the locating column 6, and described each cushion block 42 is between two adjacent magnetites 41.
Described cushion block 42 adopts permeability magnetic material or plastics to make.
Described each cushion block 42 comprises that a corresponding magnetite 41 is set on this tube shape bulge 422 be used to the annular body 421 of cutting off adjacent two magnetites 41 and the tube shape bulge 422 that protrudes from annular body 421 1 sides.
Be provided with the base station 71 for stationary positioned post 6 and filter screen device 3 one ends in the described filtering cavity 5, described base station 71 is fixed on by a plurality of bearing posts 72 on the end of filtering cavity 5, leaves between each bearing post 72 for the drain passage 73 that is communicated with liquid entering hole 11 and filtering cavity 5.
The other end of described filtering cavity 5 is provided with plug 74, and the other end of described filter screen device 3 is fixed on this plug 74.
The present embodiment is by arranging the magneto adsorbent equipment in the filter screen center, thereby makes its some particular matters in can the adsorption liquid press liquid, mainly is the galling thing of microparticle, thus the cleanliness of Effective Raise strainability and hydraulic fluid.
Obviously, above-described embodiment of the present utility model only is for the utility model example clearly is described, and is not to be restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all mode of executions exhaustive.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection domain of the present utility model.
Claims (9)
1. a highi degree of accuracy is closed magnetic filter, comprises filter body (1), is arranged on the liquid chunnel (2) in filter body (1) and is arranged on filter screen device (3) in the liquid chunnel (2); It is characterized in that: also comprise the magneto adsorbent equipment (4) that is arranged in the liquid chunnel (2).
2. highi degree of accuracy according to claim 1 is closed magnetic filter, it is characterized in that: described filter body (1) is provided with filtering cavity (5) in the middle part; Described filter screen device (3) is separated into filtering cavity (5) exocoel (51) that is positioned at filter screen device (3) outside and is positioned at the inboard inner chamber (52) of filter screen device (3); The basic shape of described filter screen device (3) is tubulose, and described magneto adsorbent equipment (4) is arranged on filter screen device (3) center.
3. highi degree of accuracy according to claim 2 is closed magnetic filter, it is characterized in that: an end of described filter body (1) is provided with the liquid entering hole (11) that is communicated with exocoel (51), and the other end is provided with the liquid outlet (12) that is communicated with inner chamber (52).
4. highi degree of accuracy according to claim 3 is closed magnetic filter, it is characterized in that: be provided with a locating column (6) in the inner chamber (52) of described filter body (1), described magneto adsorbent equipment (4) is arranged on the locating column (6).
5. highi degree of accuracy according to claim 4 is closed magnetic filter, it is characterized in that: described magneto adsorbent equipment (4) comprises a plurality of magnetites (41) and cushion block (42), described each magnetite (41) and cushion block (42) are arranged on the locating column (6), and described each cushion block (42) is positioned between adjacent two magnetites (41).
6. highi degree of accuracy according to claim 5 is closed magnetic filter, it is characterized in that: described cushion block (42) adopts permeability magnetic material or plastics to make.
7. highi degree of accuracy according to claim 5 is closed magnetic filter, it is characterized in that: described each cushion block (42) comprises that a corresponding magnetite (41) is set on this tube shape bulge (422) be used to the annular body (421) of cutting off adjacent two magnetites (41) and the tube shape bulge (422) that protrudes from annular body (421) one sides.
8. highi degree of accuracy according to claim 5 is closed magnetic filter, it is characterized in that: be provided with the base station (71) for stationary positioned post (6) and filter screen device (3) one ends in the described filtering cavity (5), described base station (71) is fixed on by a plurality of bearing posts (72) on the end of filtering cavity (5), leaves between each bearing post (72) for the drain passage (73) that is communicated with liquid entering hole (11) and filtering cavity (5).
9. highi degree of accuracy according to claim 8 is closed magnetic filter, it is characterized in that: the other end of described filtering cavity (5) is provided with plug (74), and the other end of described filter screen device (3) is fixed on this plug (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220293919 CN202746334U (en) | 2012-06-21 | 2012-06-21 | High-precision magnetic combining filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220293919 CN202746334U (en) | 2012-06-21 | 2012-06-21 | High-precision magnetic combining filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202746334U true CN202746334U (en) | 2013-02-20 |
Family
ID=47705733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220293919 Expired - Fee Related CN202746334U (en) | 2012-06-21 | 2012-06-21 | High-precision magnetic combining filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202746334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755779A (en) * | 2012-06-21 | 2012-10-31 | 乐清市东风煤矿设备有限公司 | High-precision magnetic combining filter |
-
2012
- 2012-06-21 CN CN 201220293919 patent/CN202746334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755779A (en) * | 2012-06-21 | 2012-10-31 | 乐清市东风煤矿设备有限公司 | High-precision magnetic combining filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20150621 |
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| EXPY | Termination of patent right or utility model |