CN114837863B

CN114837863B - Filter convenient to dismantle

Info

Publication number: CN114837863B
Application number: CN202210451289.3A
Authority: CN
Inventors: 张小冰; 彭琼尹; 李州; 董红平
Original assignee: Zhejiang Dongfang Polytechnic
Current assignee: Zhejiang Dongfang Polytechnic
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2023-04-25
Anticipated expiration: 2042-04-26
Also published as: CN114837863A

Abstract

The invention discloses a filter convenient to detach, which comprises a filter barrel, wherein a drain pipe is fixedly connected to the lower end surface of the filter barrel, a drain device is arranged in an inner cavity of the drain pipe, a fixing device is arranged at one end of the outer surface of the filter barrel, a baffle ring is fixedly connected to one end of the inner cavity of the filter barrel, a sealing ring is arranged on one side of the baffle ring, a sealing cover is arranged in the inner cavity of the filter barrel and positioned on the sealing ring, fixing grooves are formed in the upper end surface of the sealing cover, an oil outlet is fixedly connected to the middle part of the upper end surface of the sealing cover, an oil inlet is fixedly connected to one end of the upper end surface of the sealing cover, a connecting device is fixedly connected to the middle part of the lower end surface of the sealing cover, and a filtering device is fixedly connected to the middle part of the inner cavity of the connecting device. This filter convenient to dismantle has solved traditional diesel oil filter and has inconvenient to dismantle the installation to the filter core, still inconvenient many times filterable problem of carrying out simultaneously.

Description

Filter convenient to dismantle

Technical Field

The invention relates to the technical field of filters convenient to detach, in particular to a filter convenient to detach.

Background

The diesel filter can filter impurities and moisture in diesel, so that the impurities or moisture in the diesel can be prevented from damaging an engine, the diesel filter has a critical effect in engine composition, but most of the spin-on diesel filters on the market still have problems, such as: the filter element is inconvenient to disassemble and assemble, and the whole filter needs to be replaced when the internal part of the filter is problematic, so that the replacement cost is increased, and the diesel is inconvenient to filter for many times, so that the filtering effect is not good enough.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides a filter convenient to detach, which solves the problems that the traditional diesel filter is inconvenient to detach and install a filter element and is inconvenient to filter for a plurality of times.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a filter convenient to dismantle, includes the filter vat, terminal surface fixedly connected with blow off pipe under the filter vat, blow off is installed to blow off pipe inner chamber, fixing device is installed to filter vat surface one end, filter vat inner chamber one end fixedly connected with keeps off the ring, filter vat inner chamber and be located and keep off ring one side and install the sealing washer, filter vat inner chamber and be located the sealing washer and install sealed lid, sealed lid up end all is provided with the fixed slot, sealed lid up end middle part fixedly connected with oil outlet, sealed lid up end one end fixedly connected with inlet port, sealed terminal surface middle part fixedly connected with connecting device under the sealed lid, connecting device inner chamber middle part fixedly connected with filter equipment.

Preferably, the drain comprises cross, bell mouth, toper piece, reset spring, threaded rod and thread bush, drain inner chamber middle part is provided with the bell mouth, the downthehole sliding connection of bell has the toper piece, toper piece one end fixedly connected with threaded rod, threaded rod one end surface threaded connection has the thread bush.

Preferably, the sewage drain inner chamber just is located taper hole one side fixedly connected with cross, cross one side just is located fixedly connected with reset spring between the toper piece, cross middle part sliding connection has the threaded rod, threaded sleeve one end runs through the sewage drain and rotates with the sewage drain to be connected.

Preferably, the fixing device comprises a fixed ring, a pull rod, a locking rod, a fixing bolt and a movable ring, wherein one end of the outer surface of the filtering barrel is fixedly connected with the fixed ring, the middle part of the fixed ring is slidably connected with the pull rod, one end of the pull rod is rotatably connected with the locking rod, and the other end of the pull rod is fixedly connected with the movable ring.

Preferably, the inner cavity of the fixed ring is connected with a fixed bolt in a threaded manner, the fixed bolt is in contact with the movable ring, the movable ring is connected to the outer surface of the filtering barrel in a sliding manner, and one end of the locking rod is in plug-in fit with the fixed groove.

Preferably, the connecting device comprises a U-shaped groove and a back-shaped sealing pad, the middle part of the lower end surface of the sealing cover is fixedly connected with the U-shaped groove, the back-shaped sealing pad is arranged in the middle of the inner cavity of the U-shaped groove, and the middle part of the inner cavity of the U-shaped groove is in threaded connection with the filtering device.

Preferably, the filter equipment comprises upper end cover, filter screen, circular pipe, fixture block, L type groove, lower extreme cover, filtration pore, filter paper, upper sealing washer and lower sealing washer, U type groove inner chamber threaded connection has the upper end cover, the filter screen is installed to the upper end cover up end and be located between the U type groove, terminal surface middle part fixedly connected with circular pipe under the upper end cover, the even fixedly connected with fixture block of circular pipe surface, circular pipe is connected with the lower extreme cover through fixture block cooperation L type groove block.

Preferably, the inner cavity of the lower end cover is provided with L-shaped grooves, the outer surface of the lower end cover is provided with filtering holes, the outer surface of the lower end cover is provided with filter paper, and an upper sealing ring and a lower sealing ring are respectively arranged between the upper end cover and the lower end cover at two ends of the filter paper.

Advantageous effects

The invention provides a filter convenient to detach. The beneficial effects are as follows:

(1) This filter convenient to dismantle, through being connected inlet port and oil outlet respectively with the external world, when external oil flows into the filtering barrel inner chamber through the inlet port earlier, the oil that at this moment gets into will pass through the filter screen earlier, the filter screen will filter great spot in the oil, will flow into filtering barrel inner chamber bottom at the greasy dirt after the filtration, at this moment oil will carry out secondary filtration through filter paper, after oil is filtered from filter paper, will flow into the inner chamber of bottom end cover by will leading to the filtration hole, at this moment oil will flow into connecting device through the bottom end cover inner chamber, the oil of filtration will flow out from the oil outlet at last, and then supply for outer engine use.

(2) According to the filter convenient to detach, the external oil inlet pipe and the external oil outlet pipe are disconnected with the oil outlet hole and the oil inlet hole respectively, after the disconnection, the threaded rod is driven to move up and down in the inner cavity of the threaded sleeve by rotating the threaded sleeve, the conical block is driven to move up and down when the threaded rod moves up, the conical block is slowly separated from the conical hole whenever the conical block moves up, the inner cavity of the conical hole is opened, oil water containing impurities at the bottom of the inner cavity of the filter barrel flows out through the drain pipe, after all the oil water flows out, the threaded sleeve drives the threaded rod and the conical block to move down in the reverse direction, so that the conical hole is blocked by the conical block, oil in the later period is prevented from being discharged through the drain pipe, after the threaded rod is closed, the fixing bolt is rotated, when the fixing bolt is pulled, the locking rod is separated from the fixing groove, the used locking rod drives the pull rod and the moving ring to integrally move to one side, when one end of the locking rod is completely separated from the fixing groove, the locking rod is rotated, the sealing cover is taken upwards after rotation, the connecting device and the filtering device are integrally separated from the inner cavity of the filtering barrel, if the filter paper is needed to be replaced, the lower end cover is integrally rotated, the L-shaped groove of the inner cavity of the lower end cover is separated from the clamping block on the upper end cover, the lower end cover can be removed, the filter paper can be taken out from the outer surface of the lower end cover after the lower end cover is removed, and the replacement of the filter paper can be realized due to the fact that the upper sealing ring and the lower sealing ring are respectively arranged at the two ends of the filter paper, thereby can prevent through last sealing washer and lower sealing washer that not by the gap inflow to the inner chamber of lower extreme lid between the filterable oil from lower extreme lid and the upper extreme lid to lead to not reaching the filter effect, this design compares simultaneously with glue adhesion, more conveniently change filter paper, when the back filter screen needs to be changed, at this moment rotate out from U type groove inner chamber with the upper extreme lid, can realize the change to the filter screen, after the filter screen changes, rotate into U type groove inner chamber with the upper extreme lid, with the extrusion of upper extreme lid and U type groove, can accomplish the fixation to the filter screen, because upper extreme lid and U type groove threaded connection, can prevent to not directly enter into the inner chamber of oil outlet by filterable oil at the sealed pad of adding back shape, compared current adoption plug-in type, the sealing effect is better, simultaneously also improved the filtration to oil, and then realized quick replacement.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a split structure of the present invention;

FIG. 3 is a schematic view of another side view splitting structure according to the present invention;

FIG. 4 is a schematic view of the mounting structure of the connecting device and the sealing cover of the present invention;

FIG. 5 is a schematic view showing a split structure of the filtering device of the present invention;

FIG. 6 is a schematic view of a part of a filter structure according to the present invention;

FIG. 7 is a schematic diagram of the semi-sectional overall structure of the present invention;

fig. 8 is an enlarged view of area a of fig. 7 according to the present invention.

In the figure: 1. a filtering barrel; 2. a blow-down pipe; 3. a sewage disposal device; 31. a cross; 32. a tapered bore; 33. a conical block; 34. a return spring; 35. a threaded rod; 36. a thread sleeve; 4. a fixing device; 41. a fixing ring; 42. a pull rod; 43. a locking lever; 44. a fixing bolt; 45. a moving ring; 5. a baffle ring; 6. a seal ring; 7. sealing cover; 8. a fixing groove; 9. an oil outlet hole; 10. an oil inlet hole; 11. a connecting device; 111. a U-shaped groove; 112. a loop-shaped gasket; 12. a filtering device; 121. an upper end cap; 122. a filter screen; 123. a circular tube; 124. a clamping block; 125. an L-shaped groove; 126. a lower end cap; 127. filtering holes; 128. a filter paper; 129. an upper sealing ring; 1210. and a lower sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution:

embodiment one:

the utility model provides a filter convenient to dismantle, including filtering barrel 1, terminal surface fixedly connected with blow off pipe 2 under the filtering barrel 1, blow off device 3 is installed to blow off pipe 2 inner chamber, fixing device 4 is installed to filtering barrel 1 surface one end, 1 inner chamber one end fixedly connected with baffle ring 5 of filtering barrel, 1 inner chamber of filtering barrel and be located baffle ring 5 one side and install sealing washer 6, 1 inner chamber of filtering barrel and be located sealing washer 6 and install sealed lid 7, sealed lid 7 up end all is provided with fixed slot 8, sealed lid 7 up end middle part fixedly connected with oil outlet 9, sealed lid 7 up end one end fixedly connected with inlet port 10, sealed lid 7 lower terminal surface middle part fixedly connected with connecting device 11, connecting device 11 inner chamber middle part fixedly connected with filter equipment 12. The sewage draining device 3 consists of a cross 31, a conical hole 32, a conical block 33, a return spring 34, a threaded rod 35 and a threaded sleeve 36, wherein the conical hole 32 is arranged in the middle of the inner cavity of the sewage draining pipe 2, the conical block 33 is slidably connected in the inner cavity of the conical hole 32, one end of the conical block 33 is fixedly connected with the threaded rod 35, and the threaded sleeve 36 is in threaded connection with the outer surface of one end of the threaded rod 35. The inner cavity of the sewage drain pipe 2 is fixedly connected with a cross 31 on one side of the conical hole 32, a reset spring 34 is fixedly connected between the conical blocks 33 on one side of the cross 31, a threaded rod 35 is slidably connected in the middle of the cross 31, and one end of a threaded sleeve 36 penetrates through the sewage drain pipe 2 and is rotatably connected with the sewage drain pipe 2. The fixing device 4 consists of a fixing ring 41, a pull rod 42, a locking rod 43, a fixing bolt 44 and a moving ring 45, wherein one end of the outer surface of the filter barrel 1 is fixedly connected with the fixing ring 41, the middle part of the fixing ring 41 is both in sliding connection with the pull rod 42, one end of the pull rod 42 is rotatably connected with the locking rod 43, and the other end of the pull rod 42 is fixedly connected with the moving ring 45.

Embodiment two: the second embodiment differs from the first embodiment: the inner cavity of the fixed ring 41 is connected with a fixed bolt 44 in a threaded manner, the fixed bolt 44 is in contact with the movable ring 45, the movable ring 45 is slidably connected to the outer surface of the filter barrel 1, one end of a locking rod 43 is in plug-in fit with the fixed groove 8, the connecting device 11 consists of a U-shaped groove 111 and a return-shaped sealing gasket 112, the middle part of the lower end surface of the sealing cover 7 is fixedly connected with the U-shaped groove 111, the return-shaped sealing gasket 112 is mounted in the middle of the inner cavity of the U-shaped groove 111, and the middle part of the inner cavity of the U-shaped groove 111 is connected with the filtering device 12 in a threaded manner. The filter device 12 comprises an upper end cover 121, a filter screen 122, a circular pipe 123, clamping blocks 124, an L-shaped groove 125, a lower end cover 126, a filter hole 127, filter paper 128, an upper sealing ring 129 and a lower sealing ring 1210, wherein the upper end cover 121 is connected with the inner cavity of the U-shaped groove 111 in a threaded manner, the filter screen 122 is installed between the upper end surfaces of the upper end cover 121 and the U-shaped groove 111, the middle part of the lower end surface of the upper end cover 121 is fixedly connected with the circular pipe 123, the outer surface of the circular pipe 123 is uniformly and fixedly connected with the clamping blocks 124, and the circular pipe 123 is matched with the L-shaped groove 125 through the clamping blocks 124 to be clamped and connected with the lower end cover 126. The inner cavity of the lower end cover 126 is provided with L-shaped grooves 125, the outer surface of the lower end cover 126 is provided with filter holes 127, the outer surface of the lower end cover 126 is provided with filter paper 128, and an upper sealing ring 129 and a lower sealing ring 1210 are respectively arranged between the upper end cover 121 and the lower end cover 126 at two ends of the filter paper 128.

When the engine is in operation, the oil inlet 10 and the oil outlet 9 are connected with the outside, when the outside oil flows into the inner cavity of the filter barrel 1 through the oil inlet 10, the entering oil firstly passes through the filter screen 122, the filter screen 122 filters larger stains in the oil, the oil can flow into the bottom of the inner cavity of the filter barrel 1 after being filtered, the oil can be filtered through the filter paper 128 for the second time, when the oil is filtered through the filter paper 128, the oil can flow into the inner cavity of the lower end cover 126 through the filter hole 127, the oil can flow into the connecting device 11 through the inner cavity of the lower end cover 126, and finally the filtered oil can flow out from the oil outlet 9 and be further supplied to an engine of an external machine.

When the filter screen 122 and the filter paper 128 are needed to be replaced in the later period, the external oil inlet pipe and the external oil outlet pipe are disconnected with the oil outlet hole 9 and the oil inlet hole 10 respectively, after the external oil inlet pipe and the external oil outlet pipe are disconnected, the threaded sleeve 36 is rotated to drive the threaded rod 35 to move up and down in the inner cavity of the threaded sleeve 36, the threaded rod 35 is driven to move up and down when moving up, the conical block 33 is driven to move up and down, the conical block 33 is gradually separated from the conical hole 32 whenever the conical block 33 moves up, the inner cavity of the conical hole 32 is opened, the oil water containing impurities at the bottom of the inner cavity of the filter barrel 1 flows out through the drain pipe 2, after all the oil water flows out, the threaded rod 35 and the conical block 33 are driven to move down by rotating the threaded sleeve 36 reversely, the conical block 33 is blocked, so that the oil in the later period is prevented from being discharged through the drain pipe 2, after closing, the fixing bolt 44 is rotated at this time, so that one end of the fixing bolt 44 is far away from the movable ring 45, when the fixing bolt 44 is pulled, the locking rod 43 can be pulled to one side, when the locking rod 43 is pulled, the locking rod 43 is separated from the fixing groove 8, meanwhile, the used locking rod 43 drives the pull rod 42 and the movable ring 45 to integrally move to one side, when one end of the locking rod 43 is completely separated from the fixing groove 8, the locking rod 43 is rotated, after rotation, the sealing cover 7 is taken upwards, the sealing cover 7 drives the connecting device 11 and the filtering device 12 to integrally separate from the inner cavity of the filtering barrel 1, when the filter paper 128 needs to be replaced, the lower end cover 126 is integrally rotated, so that the L-shaped groove 125 in the inner cavity of the lower end cover 126 is separated from the clamping block 124 on the upper end cover 121, at this time, the lower end cover 126 can be removed, and after removal, at this moment, can take out filter paper 128 from the bottom end cover 126 surface, can realize the change to filter paper 128, because filter paper 128 both ends are provided with upper seal ring 129 and lower seal ring 1210 respectively, thereby can prevent through upper seal ring 129 and lower seal ring 1210 from flowing into the inner chamber of bottom end cover 126 from the gap between bottom end cover 126 and the upper end cover 121 between the oil that has not been filtered, thereby can not reach the filter effect, this design simultaneously compares with adhesion with glue, more conveniently change filter paper 128, when filter screen 122 after needs change, at this moment, rotate out the upper end cover 121 from U type groove 111 inner chamber, can realize the change to filter screen 122, after filter screen 122 changes, rotate into U type groove 111 inner chamber with upper end cover 121, with the extrusion of U type groove 111, can accomplish the fixing to filter screen 122, because upper end cover 121 and U type groove 111 threaded connection, can prevent that the oil that has not been filtered directly from entering into the inner chamber of oil outlet 9 at the time, compared with current adoption grafting formula, the sealing effect is better, and further improved the quick change to oil.

It is noted that relational terms such as first and second, and the like are 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.

Claims

1. The utility model provides a filter convenient to dismantle, includes filter vat (1), its characterized in that: the novel sewage treatment device is characterized in that a sewage discharge pipe (2) is fixedly connected to the lower end face of the filtering barrel (1), a sewage discharge device (3) is arranged in an inner cavity of the sewage discharge pipe (2), a fixing device (4) is arranged at one end of the outer surface of the filtering barrel (1), a baffle ring (5) is fixedly connected to one end of the inner cavity of the filtering barrel (1), a sealing ring (6) is arranged on one side of the inner cavity of the filtering barrel (1) and located on one side of the baffle ring (5), a sealing cover (7) matched and sealed with the sealing ring (6) is arranged on the filtering barrel (1), a fixing groove (8) is formed in the upper end face of the sealing cover (7), an oil outlet (9) is fixedly connected to the middle of the upper end face of the sealing cover (7), an oil inlet (10) is fixedly connected to the middle of the lower end face of the sealing cover (7), and a connecting device (11) is fixedly connected to a filtering device (12) in the middle of the inner cavity of the connecting device (11).

The fixing device (4) consists of a fixing ring (41), a pull rod (42), a locking rod (43), a fixing bolt (44) and a moving ring (45), wherein one end of the outer surface of the filtering barrel (1) is fixedly connected with the fixing ring (41), the middle part of the fixing ring (41) is both in sliding connection with the pull rod (42), one end of the pull rod (42) is rotationally connected with the locking rod (43), and the other end of the pull rod (42) is fixedly connected with the moving ring (45);

the inner cavity of the fixed ring (41) is connected with a fixed bolt (44) in a threaded manner, the fixed bolt (44) is in contact with the movable ring (45), the movable ring (45) is connected to the outer surface of the filtering barrel (1) in a sliding manner, and one end of the locking rod (43) is in plug-in fit with the fixed groove (8).

2. The filter for easy disassembly according to claim 1, wherein: the sewage draining device (3) consists of a cross (31), a conical hole (32), a conical block (33), a reset spring (34), a threaded rod (35) and a threaded sleeve (36), wherein the conical hole (32) is arranged in the middle of the inner cavity of the sewage draining pipe (2), the conical block (33) is slidably connected into the inner cavity of the conical hole (32), one end of the conical block (33) is fixedly connected with the threaded rod (35), and one end of the threaded rod (35) is in threaded connection with the threaded sleeve (36) through threads.

3. A filter for easy disassembly as set forth in claim 2, wherein: the utility model discloses a sewage drain, including sewage drain (2) inner chamber, taper hole (32) one side fixedly connected with cross (31), cross (31) one side just is located between taper piece (33) fixedly connected with reset spring (34), cross (31) middle part sliding connection has threaded rod (35), threaded sleeve (36) one end runs through sewage drain (2) and rotates with sewage drain (2) to be connected.

4. The filter for easy disassembly according to claim 1, wherein: the connecting device (11) consists of a U-shaped groove (111) and a return-shaped sealing gasket (112), the middle part of the lower end surface of the sealing cover (7) is fixedly connected with the U-shaped groove (111), the return-shaped sealing gasket (112) is arranged in the middle of the inner cavity of the U-shaped groove (111), and the middle part of the inner cavity of the U-shaped groove (111) is in threaded connection with the filtering device (12).

5. The filter for easy disassembly as set forth in claim 4, wherein: filter equipment (12) are by upper end cover (121), filter screen (122), circular pipe (123), fixture block (124), L type groove (125), bottom end cover (126), filtration pore (127), filter paper (128), go up sealing washer (129) and bottom seal ring (1210) are constituteed, U type groove (111) inner chamber threaded connection has upper end cover (121), upper end cover (121) up end just is located between U type groove (111) and installs filter screen (122), terminal surface middle part fixedly connected with circular pipe (123) under upper end cover (121), circular pipe (123) surface evenly fixedly connected with fixture block (124), circular pipe (123) are connected with bottom end cover (126) through fixture block (124) cooperation L type groove (125) block.

6. The filter for easy disassembly according to claim 5, wherein: the inner cavity of the lower end cover (126) is provided with L-shaped grooves (125), the outer surface of the lower end cover (126) is provided with filtering holes (127), the outer surface of the lower end cover (126) is provided with filter paper (128), and two ends of the filter paper (128) are respectively positioned between the upper end cover (121) and the lower end cover (126) and are provided with an upper sealing ring (129) and a lower sealing ring (1210).