CN213101038U - Self-sealing valve of large-flow oil return filter - Google Patents
Self-sealing valve of large-flow oil return filter Download PDFInfo
- Publication number
- CN213101038U CN213101038U CN202021487991.8U CN202021487991U CN213101038U CN 213101038 U CN213101038 U CN 213101038U CN 202021487991 U CN202021487991 U CN 202021487991U CN 213101038 U CN213101038 U CN 213101038U
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- self
- sealing valve
- sealing
- filter
- fixedly connected
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- 238000007789 sealing Methods 0.000 title claims abstract description 71
- 241000220317 Rosa Species 0.000 claims abstract description 15
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 44
- 238000005065 mining Methods 0.000 abstract description 2
- 239000010734 process oil Substances 0.000 abstract description 2
- 230000001174 ascending effect Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a mining dump truck hydraulic system technical field, and a large-traffic oil return filter self-sealing valve is disclosed, including oil tank and rose box, the rose box is located the top setting of oil tank, the fixed intercommunication in bottom of rose box has the valve body of proclaiming oneself, and proclaiming oneself the bottom of valve body and extending to in the oil tank, the ring channel has been seted up on the inner wall of proclaiming oneself the valve body, be equipped with sealed the jam in the ring channel, and sealed jam is located the ring channel mid portion setting, the center fixedly connected with depression bar of department of sealed jam lower surface, the bottom of depression bar is passed the bottom of proclaiming oneself the valve body and is extended fixedly connected with horizontal pole downwards, a plurality of slide openings have been seted up on the horizontal pole, and sliding interlude has the guide bar of matching in the slide opening, the. The utility model discloses not only conveniently change the filter core, change in-process oil return filter moreover from sealing valve can be stable proclaiming oneself, avoid appearing jamming and dislocation phenomenon.
Description
Technical Field
The utility model relates to a mining dump truck hydraulic system technical field especially relates to a large-traffic oil return filter self-sealing valve.
Background
The oil return filter of installation all is equipped with the self-sealing valve on the oil tank generally, is used for preventing a large amount of leakages of fluid when changing the filter core, and common valve structure of proclaiming oneself promotes the form of proclaiming oneself the valve holder for toper reset spring, and this kind of structure reset spring is relatively poor with proclaiming oneself the centering nature of valve holder, often takes place faults such as reset spring and disk seat jamming, dislocation, has seriously influenced the proclaiming oneself reliability of filter, and especially the probability that large-traffic oil return filter takes place this kind of fault is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the valve seat is relatively poor in centering performance, and faults such as jamming and dislocation easily occur in the prior art, and providing a large-flow oil return filter self-sealing valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a self-sealing valve of a large-flow oil return filter comprises an oil tank and a filter tank, wherein the filter tank is arranged at the top of the oil tank, the bottom of the filter tank is fixedly communicated with a self-sealing valve body, the bottom of the self-sealing valve body extends into the oil tank, a circular groove is formed in the inner wall of the self-sealing valve body, a sealing plug is arranged in the circular groove, the sealing plug is arranged in the middle of the circular groove, a pressure rod is fixedly connected with the center of the lower surface of the sealing plug, the bottom end of the pressure rod penetrates through the bottom of the self-sealing valve body and extends downwards to be fixedly connected with a cross rod, a plurality of sliding holes are formed in the cross rod, matched guide rods are slidably inserted in the sliding holes, the bottom end of each guide rod is fixedly connected with the inner lower surface of the oil tank, springs are sleeved on the outer sides of the guide, the utility model discloses a valve body, including sealed stopper upper surface, sealed stopper upper surface's center department fixedly connected with ejector pin, the top of ejector pin is passed from the top of valve body of proclaiming oneself and is extended to the rose box in, and fixedly connected with roof, the top of rose box is equipped with the case lid of matcing, the lower fixed surface of case lid installs the filter core, the bottom fixed mounting of filter core has the layer board, and the lower surface of layer board is inconsistent with the upper surface of roof, the rose box is close to hinge connection on the lateral wall at top has two symmetrical L type buckles, and the lower surface of L type buckle horizontal part and the upper surface of case lid laminate the setting.
Preferably, the horizontal part of the L-shaped buckle plate is provided with a positioning bolt in a penetrating mode, the positioning bolt is in threaded connection with the L-shaped buckle plate, the upper surface of the box cover is provided with a thread groove corresponding to the positioning bolt, and the positioning bolt is in threaded connection with the thread groove.
Preferably, the cross section of the sealing plug is smaller than that of the annular groove.
Preferably, a matched wear-resistant sleeve is arranged at the joint of the guide rod and the sliding hole.
Preferably, one end of the guide rod, which is far away from the lower surface inside the oil tank, is fixedly connected with a limiting cap.
Preferably, an oil pipe joint is fixedly installed at the center of the top of the box cover, and the bottom end of the oil pipe joint penetrates through the box cover and extends into the filter element.
Preferably, the lower surface symmetry fixedly connected with bar shaped plate of case lid, the strip-shaped groove of matcing is seted up to the symmetry on the rose box top edgewise, and bar shaped plate and strip-shaped groove block set up.
Preferably, a matched sealing strip is arranged at the joint of the box cover and the top of the filter box.
Preferably, one end of the positioning bolt, which is far away from the thread groove, is fixedly connected with a rotating handle.
Compared with the prior art, the utility model provides a large-traffic oil return filter self-sealing valve possesses following beneficial effect:
the self-sealing valve of the high-flow oil return filter is characterized in that an oil tank, a filter box, a self-sealing valve body, a ring groove, a sealing plug, a pressure rod, a cross rod, a guide rod, a spring, an ejector rod, a top plate, a box cover, a filter element, a supporting plate and an L-shaped buckle plate are arranged, return oil is conveniently filtered by the filter element in the filter box, filtered oil flows into the oil tank through the self-sealing valve body, when the filter element needs to be replaced, the L-shaped buckle plate connected with a hinge is deflected to be separated from the box cover, the springs are reset to drive the cross rod to slide and rise along the guide rods, the guide rods conveniently limit the cross rod to ensure that the cross rod can only vertically rise, meanwhile, the pressure rod drives the sealing plug to rise along the ring groove to be attached to the top end of the ring groove, so that the self-sealing valve body is automatically closed to avoid, produce ascending thrust to the layer board to make the case lid automatic and rose box separation, take out the case lid and can change the filter core.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only conveniently change the filter core, change in-process oil return filter moreover from sealing valve can be stable proclaiming oneself, avoid appearing jamming and dislocation phenomenon.
Drawings
Fig. 1 is a schematic structural view of a self-sealing valve of a large-flow oil return filter provided by the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
fig. 4 is an enlarged view of a portion C in fig. 1.
In the figure: 1 oil tank, 2 rose boxes, 3 self-sealing valve bodies, 4 ring grooves, 5 sealing plugs, 6 pressure bars, 7 cross bars, 8 guide rods, 9 springs, 10 ejector rods, 11 top plates, 12 box covers, 13 filter elements, 14 support plates, 15L-shaped buckle plates, 16 positioning bolts, 17 thread grooves, 18 limiting caps, 19 oil pipe joints, 20 strip-shaped plates, 21 strip-shaped grooves, 22 sealing strips and 23 rotating handles.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a self-sealing valve of a large-flow oil return filter comprises an oil tank 1 and a filter tank 2, wherein the filter tank 2 is arranged at the top of the oil tank 1, the bottom of the filter tank 2 is fixedly communicated with a self-sealing valve body 3, the bottom end of the self-sealing valve body 3 extends into the oil tank 1, an annular groove 4 is formed in the inner wall of the self-sealing valve body 3, a sealing plug 5 is arranged in the annular groove 4, the sealing plug 5 is arranged at the middle part of the annular groove 4, a pressure rod 6 is fixedly connected at the center of the lower surface of the sealing plug 5, the bottom end of the pressure rod 6 penetrates through the bottom of the self-sealing valve body 3 and extends downwards to be fixedly connected with a cross rod 7, a plurality of sliding holes are formed in the cross rod 7, matched guide rods 8 are slidably inserted in the sliding holes, the bottom ends of the guide rods 8 are fixedly connected with the lower surface in the oil tank 1, springs 9, the center of the upper surface of the sealing plug 5 is fixedly connected with an ejector rod 10, the top end of the ejector rod 10 penetrates through the top of the self-sealing valve body 3 and extends into the filter box 2, the top of the filter box 2 is fixedly connected with a top plate 11, a matched box cover 12 is arranged at the top of the filter box 2, a filter element 13 is fixedly arranged at the lower surface of the box cover 12, a support plate 14 is fixedly arranged at the bottom end of the filter element 13, the lower surface of the support plate 14 is abutted to the upper surface of the top plate 11, two symmetrical L-shaped pinch plates 15 are hinged to the outer side wall of the filter box 2 close to the top, the lower surface of the horizontal part of the L-shaped pinch plates 15 is mutually attached to the upper surface of the box cover 12, return oil is conveniently filtered by the filter element 13 in the filter box 2, filtered oil flows into the oil tank 1 through the self-sealing valve body 3, when the filter element 13 needs to be replaced, drive horizontal pole 7 and slide along a plurality of guide bars 8 and rise, a plurality of guide bars 8 are convenient to be restricted horizontal pole 7, guarantee that horizontal pole 7 can only be the ascending and descending of vertical side, and simultaneously, depression bar 6 drives sealed 5 that stop up along ring channel 4, make the top laminating of sealed 5 with ring channel 4 of stopping up, thereby self-closing proclaim oneself valve body 3, avoid fluid to leak, sealed 5 ascending in-process that stop up is through ejector pin 10 cooperation roof 11, produce ascending thrust to layer board 14, thereby make case lid 12 automatic and rose box 2 separation, it can change filter core 13 to take out case lid 12.
The horizontal part of the L-shaped buckle plate 15 is provided with a positioning bolt 16 in a penetrating mode, the positioning bolt 16 is in threaded connection with the L-shaped buckle plate 15, a thread groove 17 corresponding to the positioning bolt 16 is formed in the upper surface of the box cover 12, the positioning bolt 16 is in threaded connection with the thread groove 17, when the L-shaped buckle plate 15 is attached to the box cover 12, the positioning bolt 16 is rotated to enable the L-shaped buckle plate to move downwards and be in threaded connection with the thread groove 17, the stability of installation between the box cover 12 and the filter box 2 can be improved, the L-shaped buckle plate 15 is separated from the thread groove 17 by rotating the positioning bolt 16, and the box cover 12 can be detached.
The cross section of the sealing plug 5 is smaller than that of the annular groove 4, so that when the sealing plug 5 is located in the middle of the annular groove 4, the self-sealing valve body 3 is in an open state, and when the sealing plug 5 is abutted against the top of the annular groove 4, the self-sealing valve body 3 is in a closed state.
The connecting part of the guide rod 8 and the sliding hole is provided with a matched wear-resistant sleeve, so that sliding wear is avoided.
The one end fixedly connected with of the inside lower surface of oil tank 1 is kept away from to guide bar 8 and is had a spacing cap 18, conveniently carries on spacingly to horizontal pole 7, avoids horizontal pole 7 and guide bar 8 to break away from.
An oil pipe joint 19 is fixedly mounted at the center of the top of the box cover 12, the bottom end of the oil pipe joint 19 penetrates through the box cover 12 and extends into the filter element 13, butt joint and communication with an external oil pipe are facilitated, and return oil is introduced into the filter box 2 and filtered through the filter element 13.
The lower surface symmetry fixedly connected with bar shaped plate 20 of case lid 12, 2 tops of rose box are seted up along the edge symmetry and are seted up the bar groove 21 that matches, and bar shaped plate 20 and the setting of bar groove 21 block make things convenient for and install the location between case lid 12 and the rose box 2.
And a matched sealing strip 22 is arranged at the joint of the box cover 12 and the top of the filter box 2, so that the sealing property of the joint is ensured.
And a rotating handle 23 is fixedly connected to one end of the positioning bolt 16 far away from the thread groove 17, so that the rotation of the positioning bolt 16 is conveniently controlled.
In the utility model, the return oil is conveniently filtered by the filter element 13 in the filter box 2, the filtered oil flows into the oil tank 1 through the self-sealing valve body 3, when the filter element 13 needs to be replaced, the L-shaped buckle plate 15 connected with the hinge is deflected to separate the filter element from the box cover 12, the springs 9 are reset to drive the cross rod 7 to slide and rise along the guide rods 8, the guide rods 8 are convenient to limit the cross rod 7, the cross rod 7 can only vertically lift, meanwhile, the pressure lever 6 drives the sealing plug 5 to rise along the annular groove 4, so that the sealing plug 5 is attached to the top end of the annular groove 4, thereby automatically closing the self-sealing valve body 3 and avoiding oil leakage, the sealing plug 5 is matched with the top plate 11 through the ejector rod 10 in the rising process, an upward pushing force is generated on the supporting plate 14, so that the box cover 12 is automatically separated from the filter box 2, and the filter element 13 can be replaced by taking out the box cover 12.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a large-traffic oil return filter is from sealing valve, includes oil tank (1) and rose box (2), its characterized in that, rose box (2) are located the top setting of oil tank (1), the fixed intercommunication in bottom of rose box (2) has from valve body (3) of sealing, and the bottom of sealing valve body (3) of sealing extends to in oil tank (1), seted up ring channel (4) on the inner wall of valve body (3) of sealing, be equipped with in ring channel (4) sealed jam (5), and sealed jam (5) are located ring channel (4) mid portion setting, the center department fixedly connected with depression bar (6) of sealed jam (5) lower surface, the bottom of depression bar (6) is passed the bottom of sealing valve body (3) of sealing and is extended fixedly connected with horizontal pole (7) downwards, a plurality of slide openings have been seted up on horizontal pole (7), and the slide in the slide opening sliding insertion has matched guide bar (8), the bottom end of the guide rod (8) is fixedly connected with the inner lower surface of the oil tank (1), the outer side of the guide rod (8) is sleeved with a spring (9), the two ends of the spring (9) are respectively fixedly connected with the inner lower surfaces of the cross rod (7) and the oil tank (1), the center of the upper surface of the sealing plug (5) is fixedly connected with an ejector rod (10), the top end of the ejector rod (10) penetrates through the top of the self-sealing valve body (3) and extends into the filter tank (2), a top plate (11) is fixedly connected with the top of the filter tank (2), a matched tank cover (12) is arranged at the top of the filter tank (2), a filter element (13) is fixedly arranged on the lower surface of the tank cover (12), a supporting plate (14) is fixedly arranged at the bottom end of the filter element (13), the lower surface of the supporting plate (14) is abutted to the upper surface of the top plate (11), and two symmetrical L-shaped buckling, and the lower surface of the horizontal part of the L-shaped buckle (15) is attached to the upper surface of the box cover (12).
2. The self-sealing valve of the large-flow oil return filter according to claim 1, wherein a positioning bolt (16) penetrates through a horizontal portion of the L-shaped buckle plate (15), the positioning bolt (16) is in threaded connection with the L-shaped buckle plate (15), a thread groove (17) corresponding to the positioning bolt (16) is formed in the upper surface of the box cover (12), and the positioning bolt (16) is in threaded connection with the thread groove (17).
3. A high flow rate oil return filter self-sealing valve according to claim 1, characterised in that the cross section of the sealing plug (5) is smaller than the cross section of the annular groove (4).
4. The self-sealing valve of the high-flow oil return filter according to claim 1, characterized in that a matching wear-resistant sleeve is installed at the connection of the guide rod (8) and the sliding hole.
5. The self-sealing valve of the high-flow oil return filter is characterized in that one end, far away from the inner lower surface of the oil tank (1), of the guide rod (8) is fixedly connected with a limiting cap (18).
6. The self-sealing valve of the high-flow oil return filter according to claim 1, wherein an oil pipe joint (19) is fixedly installed at the center of the top of the tank cover (12), and the bottom end of the oil pipe joint (19) penetrates through the tank cover (12) and extends into the filter element (13).
7. The self-sealing valve of the large-flow oil return filter according to claim 1, wherein a strip-shaped plate (20) is symmetrically and fixedly connected to the lower surface of the tank cover (12), matching strip-shaped grooves (21) are symmetrically formed in the top edge of the filter tank (2), and the strip-shaped plate (20) and the strip-shaped grooves (21) are clamped.
8. The self-sealing valve of the high-flow oil return filter is characterized in that a matched sealing strip (22) is installed at the joint of the box cover (12) and the top of the filter box (2).
9. The self-sealing valve of the high-flow oil return filter is characterized in that a rotating handle (23) is fixedly connected to one end, far away from the thread groove (17), of the positioning bolt (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487991.8U CN213101038U (en) | 2020-07-24 | 2020-07-24 | Self-sealing valve of large-flow oil return filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487991.8U CN213101038U (en) | 2020-07-24 | 2020-07-24 | Self-sealing valve of large-flow oil return filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213101038U true CN213101038U (en) | 2021-05-04 |
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ID=75679924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021487991.8U Expired - Fee Related CN213101038U (en) | 2020-07-24 | 2020-07-24 | Self-sealing valve of large-flow oil return filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213101038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524886A (en) * | 2021-07-20 | 2021-10-22 | 湖北波力特照明有限公司 | Solder paste printing machine |
| CN114699839A (en) * | 2022-04-27 | 2022-07-05 | 昆明理工大学 | Rainwater filtering device |
-
2020
- 2020-07-24 CN CN202021487991.8U patent/CN213101038U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524886A (en) * | 2021-07-20 | 2021-10-22 | 湖北波力特照明有限公司 | Solder paste printing machine |
| CN114699839A (en) * | 2022-04-27 | 2022-07-05 | 昆明理工大学 | Rainwater filtering device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 |