CN213511490U - Reversible oil absorption filter of flow direction - Google Patents
Reversible oil absorption filter of flow direction Download PDFInfo
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- CN213511490U CN213511490U CN202021959855.4U CN202021959855U CN213511490U CN 213511490 U CN213511490 U CN 213511490U CN 202021959855 U CN202021959855 U CN 202021959855U CN 213511490 U CN213511490 U CN 213511490U
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- backward flow
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Abstract
The utility model belongs to the technical field of the oil absorption filter, especially, a reversible oil absorption filter of flow direction, including the filter main part, backward flow groove and forward flow groove have been seted up in the filter main part, all peg graft in backward flow groove and the forward flow groove and install the filter core, the backward flow hole has been seted up to filter main part one side, the backward flow hole communicates with each other with the backward flow groove, the forward flow hole has been seted up to filter main part one side, the backward flow hole communicates with each other with the forward flow groove, the downthehole check valve of all connecting and installing of backward flow hole and forward flow, filter main part pot head is established and is installed first sealed the pad, the main part lid is installed to filter main part one end screw thread, the oil through hole has been seted. The utility model has the advantages of reasonable overall design, easy operation, convenient to use cuts apart the positive current and backward flow and has independent mobile chamber, the effectual filter core live time that has prolonged, and the filter effect is good.
Description
Technical Field
The utility model relates to an oil absorption filter technical field especially relates to a reversible oil absorption filter of flow direction.
Background
The oil absorption filter is the essential spare part among the fork truck hydraulic system, and conventional fork truck oil pump only carries out single anticlockwise rotation or clockwise rotation, and fluid follows singlely all the time through the oil absorption filter.
However, in a descending energy storage system of a forklift hydraulic system with only one oil pump and one motor, frequent forward and reverse rotation of the oil pump can generate two impacts in opposite directions on a filter element, and because the outer surface of the filter element of the traditional oil absorption filter is not supported, the filter element is easily damaged when oil is too fast, and the service life of the filter element is shortened, so that the flow direction reversible oil absorption filter is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing a reversible oil absorption filter with a flow direction.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a reversible oil absorption filter of flow direction, includes filter main body, backward flow groove and fair-flow groove have been seted up in the filter main body, the filter core is installed all pegging graft in backward flow groove and the fair-flow groove, the backward flow hole has been seted up to filter main body one side, the fair-flow hole communicates with each other with the fair-flow groove, the check valve is installed all to connect in backward flow hole and the fair-flow hole, filter main body pot head is established and is installed first sealed the pad, main body lid is installed to filter main body one end screw thread, the logical oilhole has been seted up to main body lid one side, the logical oilhole communicates with each other with backward flow groove and fair-flow groove, main body lid one end welded mounting has connecting.
Preferably, one end of the filter body extends into the body cover through a threaded connection.
Preferably, the filter body, the reflux groove and the down-flow groove are all cylindrical.
Preferably, the check valves are connected and installed in the backflow hole and the forward flow hole in opposite directions.
Preferably, the body cap is the same diameter as the outer ring of the filter body.
Compared with the prior art, the beneficial effects of the utility model are that: during the use with the filter core install in backward flow groove and forward flow groove, install the main part lid, install at the fuel feeding hole through connecting bolt, with filter main part other end fixed mounting on oil absorption hole, oil gets into the forward flow inslot through the oil through hole and filters through the filter core and then discharge by the forward flow hole from the check valve when the oil pump is just passing, the check valve in the backward flow hole is the confined sealedly simultaneously, during the oil pump reversal, the check valve in the forward flow hole is the confined sealedly, oil flows to the backward flow inslot through the filter core filtration through the oil through hole swift current go back to.
The utility model has the advantages of reasonable overall design, easy operation, convenient to use cuts apart the positive current and backward flow and has independent mobile chamber, the effectual filter core live time that has prolonged, and the filter effect is good.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic side view of the present invention;
in the figure: 1. a filter body; 2. a reflux tank; 3. a downstream tank; 4. a filter element; 5. a return orifice; 6. a downstream orifice; 7. a one-way valve; 8. a first gasket; 9. a main body cover; 10. an oil through hole; 11. a connecting bolt; 12. a second gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a reversible oil absorption filter of flow direction, including filter body 1, backward flow groove 2 and downstream groove 3 have been seted up in filter body 1, all movable mounting has filter core 4 in backward flow groove 2 and downstream groove 3, backward flow hole 5 has been seted up to filter body 1 one side, backward flow hole 5 communicates with each other with backward flow groove 2, downstream hole 6 has been seted up to filter body 1 one side, downstream hole 6 communicates with downstream groove 3, all fixed mounting has check valve 7 in backward flow hole 5 and downstream hole 6, filter body 1 pot head is equipped with first sealed pad 8, main body cover 9 is installed to filter body 1 one end screw thread, main body cover 9 one side has been seted up and has been led to the oilhole 10, it leads to the oilhole 10 and communicates with backward flow groove 2 and downstream groove 3, main body cover 9 one end fixed mounting has connecting bolt 11, one side fixed mounting that main body cover 9 opened into filter body 1 has second;
one end of the filter main body 1 extends into the main body cover 9 through threaded connection, the filter main body 1, the backflow groove 2 and the downstream groove 3 are all cylinders, the one-way valve 7 is fixedly arranged in the backflow hole 5 and the downstream hole 6 in the opposite direction, the diameter of the outer ring of the main body cover 9 is the same as that of the outer ring of the filter main body 1, when in use, the filter element 4 is arranged in the backflow groove 2 and the downstream groove 3, the main body cover 9 is arranged well, the filter main body 1 is arranged in the oil supply hole through the connecting bolt 11, the other end of the filter main body 1 is fixedly arranged on the oil suction hole, when the oil pump is in normal transmission, the oil enters the downstream groove 3 through the oil through hole 10, is filtered by the filter element 4 and then discharged from the one-way valve 7 in the backflow hole 5, when the oil pump is in reverse rotation, the one-way valve 7 in the downstream hole 6 is sealed in a forbidden way, the utility model has the advantages of reasonable overall design, easy operation, convenient to use cuts apart the positive current and backward flow and has independent mobile chamber, the effectual filter core live time that has prolonged, and the filter effect is good.
The working principle is as follows: install filter core 4 in backward flow groove 2 and forward flow groove 3 during the use, install main part lid 9, install at the oil feed hole through connecting bolt 11, with 1 other end fixed mounting of filter main part on the oil absorption hole, oil gets into forward flow groove 3 through oil through the through hole 10 and filters from check valve 7 again by forward flow hole 6 through filter core 4 in, check valve 7 in backward flow hole 5 is the confined sealed simultaneously, during the oil pump reversal, check valve 7 in forward flow hole 6 is the confined sealed, oil flows to backward flow groove 2 through filter core 4 filtration through oil through hole 10 swift current return, the utility model discloses overall design is reasonable, easy operation, convenient to use cuts apart forward flow and backward flow and has independent flow chamber, the effectual filter core live time that has prolonged, and the filter effect is good.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A reversible oil absorption filter of flow direction, includes filter main part (1), its characterized in that: the filter comprises a filter body (1), wherein a backflow groove (2) and a downstream groove (3) are arranged in the filter body (1), a filter element (4) is movably arranged in the backflow groove (2) and the downstream groove (3), a backflow hole (5) is formed in one side of the filter body (1), the backflow hole (5) is communicated with the backflow groove (2), a downstream hole (6) is formed in one side of the filter body (1), the downstream hole (6) is communicated with the downstream groove (3), a check valve (7) is fixedly arranged in the backflow hole (5) and the downstream hole (6), a first sealing gasket (8) is arranged at one end of the filter body (1) in a sleeved mode, a body cover (9) is arranged at one end of the filter body (1) in a threaded mode, an oil through hole (10) is arranged on one side of the body cover (9), and the oil through hole (10) is communicated with the backflow groove (2) and, main part lid (9) one end fixed mounting has connecting bolt (11), one side fixed mounting that main part lid (9) opened into filter main part (1) has the sealed pad of second (12).
2. The reversible flow direction oil absorption filter of claim 1, wherein: one end of the filter body (1) is connected with the inside of the body cover (9) through threads and extends into the body cover.
3. The reversible flow direction oil absorption filter of claim 1, wherein: the filter main body (1), the reflux groove (2) and the downstream groove (3) are all cylindrical.
4. The reversible flow direction oil absorption filter of claim 1, wherein: the check valve (7) is fixedly arranged in the backflow hole (5) and the downstream hole (6) in opposite directions.
5. The reversible flow direction oil absorption filter of claim 1, wherein: the diameter of the outer ring of the main body cover (9) is the same as that of the outer ring of the filter main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021959855.4U CN213511490U (en) | 2020-09-09 | 2020-09-09 | Reversible oil absorption filter of flow direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021959855.4U CN213511490U (en) | 2020-09-09 | 2020-09-09 | Reversible oil absorption filter of flow direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213511490U true CN213511490U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021959855.4U Active CN213511490U (en) | 2020-09-09 | 2020-09-09 | Reversible oil absorption filter of flow direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213511490U (en) |
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2020
- 2020-09-09 CN CN202021959855.4U patent/CN213511490U/en active Active
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