CN221628298U - Diesel filter with push-push type oil inlet - Google Patents
Diesel filter with push-push type oil inlet Download PDFInfo
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- CN221628298U CN221628298U CN202323585721.7U CN202323585721U CN221628298U CN 221628298 U CN221628298 U CN 221628298U CN 202323585721 U CN202323585721 U CN 202323585721U CN 221628298 U CN221628298 U CN 221628298U
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- main body
- filter element
- element main
- push
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- 239000000463 material Substances 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a diesel filter with a push-push type oil inlet, which comprises a shell and a filter element main body, and is characterized in that the filter element main body is arranged in a cavity of the shell, a spring is arranged between the filter element main body and the bottom of the cavity, a thread cover is arranged at an opening of the shell, and the upper end of the filter element main body is propped against the thread cover; when the oil pressure is greater than the elasticity of the spring, the filter element main body is pushed to sink, and an oil inlet channel is formed between the filter element main body and the threaded cover. The oil enters the filter element body from the side part of the filter element body, and the filtered oil is conveyed out from the upper end of the filter element body. When the oil pressure of the oil liquid becomes smaller, the filter element main body is lifted upwards by the elastic force of the spring to reset, and the oil inlet channel is sealed, so that the oil liquid can be prevented from flowing back. The diesel filter with the pressure pushing type oil inlet can prevent the phenomenon that the equipment cannot normally operate due to insufficient oil pressure.
Description
Technical Field
The utility model relates to a diesel filter, in particular to a diesel filter with a push-push type oil inlet.
Background
The diesel filter is a filter for filtering diesel, the existing diesel filter generally comprises a filter element main body of a shell, the filter element main body is arranged in the shell, an oil inlet and an oil outlet are formed in the same end of the shell, oil enters from the oil inlet, is filtered by the filter element main body and is discharged from the oil outlet, and because the oil inlet is communicated with a cavity of the shell, when the equipment is closed, the oil in the filter can flow back from the oil inlet; another disadvantage is that when the oil pressure is insufficient, the device can still operate, resulting in unstable operation of the device.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a diesel filter with a push-push type oil inlet.
The aim of the utility model is achieved by the following technical scheme: the diesel filter comprises a shell and a filter element main body, wherein the filter element main body is arranged in a cavity of the shell, a spring is arranged between the filter element main body and the bottom of the cavity, a thread cover is arranged at an opening of the shell, and the upper end of the filter element main body is propped against the thread cover;
When the oil pressure is greater than the elasticity of spring, the filter core main part is promoted to sink, the filter core main part with form the oil feed passageway between the screw cap, the fluid enters into inside from the lateral part of filter core main part, and the fluid after filtering is carried out from the upper end of filter core main part. When the oil pressure of the oil liquid becomes smaller, the filter element main body is lifted upwards by the elastic force of the spring to reset, and the oil inlet channel is sealed, so that the oil liquid can be prevented from flowing back. The diesel filter with the pressure pushing type oil inlet can prevent the phenomenon that the equipment cannot normally operate due to insufficient oil pressure.
As an improvement of the diesel filter with the push-push type oil inlet, the upper end of the filter element main body is provided with an oil outlet pipeline, the oil outlet pipeline is communicated with the inside of the filter element main body, and the upper end of the oil outlet pipeline extends out of the threaded cover.
As an improvement of the diesel filter with the push-push type oil inlet, the filter element main body comprises an upper cover, a bottom cover, an inner filter material, an outer filter material and a metal filter screen, wherein the inner filter material is sleeved on the metal filter screen, the outer filter material is sleeved on the inner filter material, clamping grooves are formed in the upper end and the lower end of the metal filter screen, bosses are arranged in the middle of the corresponding surfaces of the upper cover and the bottom cover, and the clamping grooves are clamped and fixed corresponding to the bosses.
As an improvement of the diesel filter with the push-push type oil inlet, grooves are further formed in the corresponding surfaces of the upper cover and the bottom cover, and two ends of the inner-layer filter material and the outer-layer filter material are clamped in corresponding to the grooves.
As an improvement of the diesel filter with the pressure pushing type oil inlet, the filter holes of the outer layer filter material are larger than those of the inner layer filter material. The outer layer filter material is coarse filtration, the inner layer filter material is fine filtration, and the filtration efficiency is improved.
As an improvement of the diesel filter with the push-push type oil inlet, the screw cap is an external screw cap, an opening cap is arranged at the opening of the shell, and a sealing ring is arranged on the opening cap. The opening cover can pass through after being abutted with the equipment the sealing ring is connected with the equipment in a sealing way.
As an improvement of the diesel filter with the push-push type oil inlet, the circumferential edge of the opening cover is bent to form a first hook part, the opening edge of the shell is bent outwards to form a second hook part, and the first hook part is clamped with the second hook part.
As an improvement of the diesel filter with the push-push type oil inlet, the bottom of the shell is outwards pulled to extend out of a hexagonal protrusion, a spring positioning groove is formed at the bottom of the cavity of the shell at the position corresponding to the hexagonal protrusion, and a reinforcing rib sheet with the same shape as the spring positioning groove is arranged in the spring positioning groove. The hexagonal protrusion is formed by stretching the shell, a welding mode is not needed, the sealing performance is better, and the strength of the hexagonal protrusion can be improved through the built-in pad of the reinforcing rib sheet. Another function of the hexagonal protrusions is to facilitate the rotation of the filter by a wrench and the installation on the device.
As an improvement of the diesel filter with the push-push type oil inlet, the lower end of the spring is propped against the reinforcing rib sheet. The reinforcing rib sheet can play a supporting role on the spring, and the pressure of the spring on the hexagonal protrusion position is reduced.
The utility model has the beneficial effects that: according to the utility model, when the oil pressure is greater than the elastic force of the spring, the filter element main body is pushed to sink, an oil inlet channel is formed between the filter element main body and the threaded cover, oil enters the filter element main body from the side part of the filter element main body, and filtered oil is conveyed out from the upper end of the filter element main body. When the oil pressure of the oil liquid becomes smaller, the filter element main body is lifted upwards by the elastic force of the spring to reset, and the oil inlet channel is sealed, so that the oil liquid can be prevented from flowing back. The diesel filter with the pressure pushing type oil inlet can prevent the phenomenon that the equipment cannot normally operate due to insufficient oil pressure.
Drawings
FIG. 1 is a perspective view of the present utility model;
Fig. 2 is an enlarged view at a in fig. 1;
The reference numerals are: 1. the filter element comprises a shell, 2, a filter element main body, 3, springs, 4, a threaded cover, 5, an oil inlet channel, 6, an oil outlet channel, 7, an opening cover, 8, a sealing ring, 9, a first hook part, 10, a second hook part, 11, a hexagonal protrusion, 12, a spring positioning groove, 13, a reinforcing rib sheet, 21, an upper cover, 22, a bottom cover, 23, an inner filter material, 24, an outer filter material, 25, a metal filter screen, 26 and a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the embodiments of the present utility model, all directional indicators (such as up, down, left, right, front, and rear … …) are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific gesture (as shown in the drawings), and if the specific gesture changes, the directional indicators correspondingly change.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present utility model.
As shown in fig. 1 and 2, a diesel filter with push-push type oil inlet comprises a shell 1 and a filter element main body 2, wherein the filter element main body 2 is arranged in a cavity of the shell 1, a spring 3 is arranged between the filter element main body 2 and the bottom of the cavity 1, a screw cap 4 is arranged at an opening of the shell 1, and the upper end of the filter element main body 2 is propped against the screw cap 4;
When the oil pressure is greater than the elasticity of the spring 3, the filter element main body 2 is pushed to sink, an oil inlet channel 5 is formed between the filter element main body 2 and the threaded cover 4, oil enters the filter element main body 2 from the side part, and filtered oil is conveyed out from the upper end of the filter element main body 2. When the oil pressure of the oil is reduced, the filter element main body 2 is lifted upwards by the elastic force of the spring to reset, and the oil inlet channel 5 is sealed, so that the oil can be prevented from flowing back. The diesel filter with the pressure pushing type oil inlet can prevent the phenomenon that the equipment cannot normally operate due to insufficient oil pressure.
Preferably, the upper end of the filter element main body 2 is provided with an oil outlet pipeline 6, the oil outlet pipeline 6 is communicated with the interior of the filter element main body 2, and the upper end of the oil outlet pipeline 6 extends out of the threaded cover 4.
Preferably, the filter element main body 2 comprises an upper cover 21, a bottom cover 22, an inner layer filter material 23, an outer layer filter material 24 and a metal filter screen 25, wherein the inner layer filter material 23 is sleeved on the metal filter screen 25, the outer layer filter material 24 is sleeved on the inner layer filter material 23, clamping grooves are formed in the upper end and the lower end of the metal filter screen 25, bosses are arranged in the middle of corresponding surfaces of the upper cover 21 and the bottom cover 22, and the clamping grooves are clamped and fixed by corresponding bosses.
Preferably, grooves 26 are further provided on the corresponding surfaces of the upper cover 21 and the bottom cover 22, and both ends of the inner filter material 23 and the outer filter material 24 are engaged with the corresponding grooves 26.
Preferably, the outer filter 24 has larger pores than the inner filter 23. The outer layer filter material 24 is coarse filtration, and the inner layer filter material 23 is fine filtration, so that the filtration efficiency is improved.
Preferably, the screw cap 4 is an external screw cap, the opening of the casing 1 is provided with an opening cap 7, and the opening cap 7 is provided with a sealing ring 8. The opening cover 7 can be connected with the equipment in a sealing way through the sealing ring 8 after being abutted against the equipment.
Preferably, the circumferential edge of the opening cover 7 is bent to form a first hook portion 9, the opening edge of the housing 1 is bent to form a second hook portion 10, and the first hook portion 9 is clamped with the second hook portion 10.
Preferably, the bottom of the shell 1 is pulled outwards to stretch out a hexagonal protrusion 11, a spring positioning groove 12 is formed at the bottom of the cavity of the shell 1 corresponding to the position of the hexagonal protrusion 11, and a reinforcing rib piece 13 with the same shape as the spring positioning groove is arranged in the spring positioning groove 12. The hexagonal protrusion 11 is formed by stretching the outer shell, welding is not needed, sealing performance is better, and strength of the hexagonal protrusion 11 can be improved by arranging the reinforcing rib 13 in a cushion manner. Another function of the hexagonal protrusions 11 is to facilitate the rotation of the filter by a wrench, and to facilitate the installation on the device.
Preferably, the lower end of the spring 3 abuts against the reinforcement rib 13. The reinforcing rib 13 can play a supporting role on the spring 3, and reduce the pressure of the spring 3 on the hexagonal protrusion position.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and structure of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The diesel filter with the pressing and pushing type oil inlet comprises a shell and a filter element main body, and is characterized in that the filter element main body is arranged in a cavity of the shell, a spring is arranged between the filter element main body and the bottom of the cavity, a thread cover is arranged at an opening of the shell, and the upper end of the filter element main body is propped against the thread cover;
when the oil pressure is greater than the elasticity of the spring, the filter element main body is pushed to sink, and an oil inlet channel is formed between the filter element main body and the threaded cover.
2. The pressure pushed oil inlet diesel filter according to claim 1, wherein an oil outlet pipe is provided at an upper end of the filter element main body, the oil outlet pipe communicates with an inside of the filter element main body, and an upper end of the oil outlet pipe protrudes from the screw cap.
3. The diesel filter with the push-push type oil inlet according to claim 2, wherein the filter element main body comprises an upper cover, a bottom cover, an inner layer filter material, an outer layer filter material and a metal filter screen, the inner layer filter material is sleeved on the metal filter screen, the outer layer filter material is sleeved on the inner layer filter material, clamping grooves are formed in the upper end and the lower end of the metal filter screen, bosses are arranged in the middle of corresponding surfaces of the upper cover and the bottom cover, and the clamping grooves are clamped and fixed corresponding to the bosses.
4. The diesel filter with push-push type oil inlet according to claim 3, wherein grooves are further formed on corresponding surfaces of the upper cover and the bottom cover, and both ends of the inner layer filter material and the outer layer filter material are clamped in corresponding to the grooves.
5. The pressure pushed oil fed diesel filter of claim 3, wherein the outer layer filter material has larger filter holes than the inner layer filter material.
6. The diesel filter with the push-push type oil inlet according to claim 2, wherein the screw cap is an external screw cap, an opening cap is arranged at the opening of the shell, and a sealing ring is arranged on the opening cap.
7. The push-to-oil filter of claim 6 wherein the peripheral edge of the open cover is bent over to form a first hook and the open edge of the housing is bent over to form a second hook, the first hook being engaged with the second hook.
8. The diesel filter with the push-push type oil inlet according to claim 1, wherein a hexagonal protrusion is outwards pulled out from the bottom of the shell, a spring positioning groove is formed at the bottom of the cavity of the shell corresponding to the hexagonal protrusion, and a reinforcing rib sheet with the same shape as the spring positioning groove is arranged in the spring positioning groove.
9. The pressure pushed oil filled diesel filter of claim 8 wherein the lower end of the spring abuts the gusset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323585721.7U CN221628298U (en) | 2023-12-27 | 2023-12-27 | Diesel filter with push-push type oil inlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323585721.7U CN221628298U (en) | 2023-12-27 | 2023-12-27 | Diesel filter with push-push type oil inlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221628298U true CN221628298U (en) | 2024-08-30 |
Family
ID=92495280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323585721.7U Active CN221628298U (en) | 2023-12-27 | 2023-12-27 | Diesel filter with push-push type oil inlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221628298U (en) |
-
2023
- 2023-12-27 CN CN202323585721.7U patent/CN221628298U/en active Active
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