CN220059891U - Medium-pressure electric grease gear pump - Google Patents
Medium-pressure electric grease gear pump Download PDFInfo
- Publication number
- CN220059891U CN220059891U CN202321626835.9U CN202321626835U CN220059891U CN 220059891 U CN220059891 U CN 220059891U CN 202321626835 U CN202321626835 U CN 202321626835U CN 220059891 U CN220059891 U CN 220059891U
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- Prior art keywords
- pump
- pump shell
- shell
- pump case
- case
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- 239000004519 grease Substances 0.000 title claims abstract description 21
- 238000001914 filtration Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 230000013011 mating Effects 0.000 description 11
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The utility model relates to the technical field of gear pumps, in particular to a medium-pressure electric grease gear pump, which comprises an end pump shell, a middle pump shell and a bottom pump shell, wherein the middle pump shell is fixed at the bottom end of the end pump shell, the bottom pump shell is fixed at the bottom end of the middle pump shell, the radius of the middle pump shell is smaller than that of the end pump shell, the radius of the bottom pump shell is smaller than that of the section pump shell, the end pump shell is provided with a filter part, and the filter part is used for wrapping the middle pump shell and the bottom pump shell. The utility model has the effects of improving the installation convenience of the filter screen cover and improving the oil filtering efficiency.
Description
Technical Field
The utility model relates to the technical field of gear pumps, in particular to a medium-pressure electric grease gear pump.
Background
The gear pump is a rotary pump which conveys liquid or pressurizes the liquid by means of the change and movement of working volume formed between a pump cylinder and an engaged gear, when the gear rotates, the volume of a space at the disengaging side of the gear is changed from small to large, vacuum is formed, the liquid is sucked, the volume of the space at the engaging side of the gear is changed from large to small, the liquid is extruded, a suction cavity and a discharge cavity are separated by the engaging line of the two gears, and the pressure of the discharge port of the gear pump completely depends on the resistance of the pump.
Referring to fig. 1, in the related art, a pump housing 7 of a gear pump is integrally provided, and a filter screen is installed at an oil inlet end of the pump housing 7 of the gear pump.
In view of the above-mentioned related art, the inventor believes that in order to maintain the efficiency of pumping oil of the gear pump during the operation of the gear pump, a filter screen cover is often installed at the oil inlet end of the gear pump, but because the pump casing of the gear pump adopts an integral arrangement, the installation of the filter screen cover is difficult, and because the filter screen cover is located at the oil inlet end, the problem of low oil filtering efficiency is caused.
Disclosure of Invention
The utility model provides a medium-pressure electric grease gear pump, which aims to improve the installation convenience of a filter screen cover and the oil filtering efficiency.
The utility model provides a medium-pressure electric grease gear pump which adopts the following technical scheme:
the utility model provides an electronic grease gear pump of middling pressure, includes end pump case, well pump case and end pump case, well pump case is fixed the bottom of end pump case, end pump case is fixed the bottom of well pump case, well pump case's radius is less than the radius setting of end pump case, the radius of end pump case is less than the radius setting of section pump case, end pump case is provided with the filter, the filter is used for the parcel well pump case and end pump case sets up.
Through adopting above-mentioned technical scheme, through the assembled design of end pump case, well pump case and end pump case for well pump case, end pump case dislocation to can conveniently install the filter element on the end pump case, simultaneously, misplacement is carried out between well pump case and the end pump case, clearance setting between filter element and well pump case, the end pump case can be increased, thereby can improve the space of filter element filtration oil, and then can improve oil filtering efficiency.
Optionally, the filter element is a filter mesh enclosure.
Through adopting above-mentioned technical scheme, the setting of filtering screen panel can wrap up well pump case and end pump case and filter oil to realize the effect that the filter part is used for wrap up well pump case and end pump case.
Optionally, a connection assembly is arranged at the cover opening of the filter screen cover, and the connection assembly is used for connecting the end pump shell.
Through adopting above-mentioned technical scheme, coupling assembling's setting can realize the dismouting effect to filtering the screen panel to make things convenient for the staff to the dismouting.
Optionally, the connecting assembly includes a connector for being connected with the top of the end pump casing and a mating part for being fixedly connected with the mouth of the filter screen cover, and the connector is used for fixing the mating part.
Through adopting above-mentioned technical scheme, setting of connecting piece and mating part is arranged the filter screen cover outside the end pump case through the mating part when connecting to fix the mating part through the connecting piece, thereby realize that coupling assembling is used for connecting the effect of filter screen cover.
Optionally, the connector is a connecting bolt, and the connecting bolt is used for being in threaded connection with the top of the end pump shell.
Through adopting above-mentioned technical scheme, the setting of connecting bolt realizes that the connecting piece is used for being connected with the end pump shell top.
Optionally, the matching piece is a matching plate, and the matching plate is fixedly connected with the cover opening of the filter screen cover.
Through adopting above-mentioned technical scheme, join in marriage the setting of board for the connecting piece can be fixed to filtering the screen panel through fixed joining in marriage the board, thereby realizes that coupling assembling is used for connecting the effect of filtering the screen panel.
Optionally, a locking part is arranged at the bottom of the bottom pump shell and is used for connecting the end pump shell, the middle pump shell and the bottom pump shell.
Through adopting above-mentioned technical scheme, setting up of retaining member can lock fixedly to end pump case, well pump case and end pump case.
Optionally, the retaining member has locking portion and spacing portion, locking portion with spacing portion fixed connection, the end pump case, well pump case and the end pump case all link up and are provided with the connecting hole, locking portion is through the connecting hole is right end pump case, well pump case and end pump case connect, spacing portion is used for right locking portion is spacing.
Through adopting above-mentioned technical scheme, during the installation, pass the connecting hole with locking portion, connect locking with end pump case, well pump case and end pump case to carry out spacingly to locking portion through spacing portion, thereby realize the effect that the retaining member is used for connecting end pump case, well pump case and end pump case.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. through the assembly design of the end pump shell, the middle pump shell and the bottom pump shell, the middle pump shell, the bottom pump shell and the end pump shell are staggered, so that the filter part can be conveniently installed on the end pump shell, and meanwhile, the middle pump shell and the bottom pump shell are staggered, the gap arrangement between the filter part and the middle pump shell and between the filter part and the bottom pump shell can be increased, the oil filtering space of the filter part can be increased, and the oil filtering efficiency can be improved;
2. the filter screen is arranged and can wrap the middle pump shell and the bottom pump shell and filter oil, so that the filter part is used for wrapping the middle pump shell and the bottom pump shell;
3. the setting of coupling assembling can realize the dismouting effect to filtering the screen panel to make things convenient for the staff to the dismouting.
Drawings
Fig. 1 is a schematic view of the overall structure of a gear pump according to the related art.
Fig. 2 is a schematic diagram of the overall structure of a hidden filter screen of a medium-pressure electric grease gear pump in an embodiment.
Fig. 3 is a schematic diagram of the overall structure of a medium-pressure electric grease gear pump in an embodiment.
Fig. 4 is a schematic view of a part of the internal structure of a medium-pressure electric grease gear pump in an embodiment.
Reference numerals illustrate:
1. an end pump housing; 2. a middle pump shell; 3. a bottom pump shell; 4. a filter; 5. a connection assembly; 51. a connecting piece; 52. a mating member; 6. a locking member; 61. a locking part; 62. a limit part; 7. and a pump shell.
Detailed Description
The utility model is described in further detail below with reference to fig. 2-4.
The embodiment of the utility model discloses a medium-pressure electric grease gear pump. Referring to fig. 2 and 3, a medium-pressure electric grease gear pump includes an end pump casing 1, a middle pump casing 2, and a bottom pump casing 3, the end pump casing 1 being fixed at the bottom end of the middle pump casing 2, the bottom pump casing 3 being fixed at the bottom end of the middle pump casing 2. The end pump casing 1 is provided with a filter 4, the filter 4 being intended to comprise a middle pump casing 2 and a bottom pump casing 3, so that oil entering the bottom pump casing 3 can be filtered. The filter element 4 is provided with a connection assembly 5, the connection assembly 5 being intended for connection to the end pump housing 1. The bottom of the bottom pump housing 3 is provided with a locking part 6, the locking part 6 being used for connecting the end pump housing 1, the middle pump housing 2 and the bottom pump housing 3.
Referring to fig. 2, the radius of the middle pump casing 2 is set smaller than the radius of the end pump casing 1, the radius of the bottom pump casing 3 is set smaller than the radius of the end pump casing 1, and the radius of the middle pump casing 2 is set identical to the radius of the bottom pump casing 3. Through the assembled design of end pump shell 1, well pump case 2 and end pump case 3 for well pump case 2, end pump case 3 misplaces with end pump shell 1, can conveniently install filter 4 on end pump case 1, simultaneously, can increase the clearance setting between filter 4 and well pump case 2, the end pump case 3, thereby can improve the space of filter 4 filtration oil, and then can improve oil filtration efficiency.
In addition, due to the assembled design of the end pump shell 1, the middle pump shell 2 and the bottom pump shell 3, the contact area between the middle pump shell 2 and the bottom of the end pump shell 1 can be reduced in the installation process, and flatness is required for assembly between the middle pump shell 2 and the end pump shell 1, so that the contact area is reduced, the manufacturing difficulty of the middle pump shell 2 is reduced, and the manufacturing difficulty of the pump shell 2 in the production process can be reduced.
Referring to fig. 2 and 3, the filter 4 is a filter mesh enclosure, and the connection assembly 5 is disposed at a mouth of the filter mesh enclosure. Specifically, the connection assembly 5 includes a connection piece 51 for connection with the top of the end pump housing 1, and a mating piece 52 for fixed connection with the mouth of the filter screen, the connection piece 51 being for fixing the mating piece 52. In this embodiment, the connecting member 51 is a connecting bolt, the connecting bolt is used for being in threaded connection with the top of the end pump housing 1, the mating member 52 is a mating plate, and the mating plate is fixedly connected with the mouth of the filter screen. Further, the cooperation board is provided with a plurality ofly, and a plurality of cooperation boards are the circumference along the cover mouth of filtering the screen panel and arrange, and connecting bolt corresponds and is provided with a plurality ofly, and a plurality of connecting bolts pass the cooperation board and with the top threaded connection of end pump case 1 to lock the cooperation board in the top position of end pump case 1, fix the filtering the screen panel.
Referring to fig. 2 and 4, the locking member 6 has a locking portion 61 and a limiting portion 62, the locking portion 61 is fixedly connected with the limiting portion 62, the end pump casing 1, the middle pump casing 2 and the bottom pump casing 3 are all provided with connecting holes in a penetrating manner, the locking portion 61 is connected to the end pump casing 1, the middle pump casing 2 and the bottom pump casing 3 through the connecting holes, and the limiting portion 62 is used for limiting the locking portion 61. In this embodiment, the locking member 6 is a locking bolt, the locking portion 61 of the locking bolt is provided with threads, the connecting hole is correspondingly provided with a threaded hole, and the locking portion 61 of the locking bolt is in threaded connection with the connecting hole. The radius of the limiting part 62 of the connecting bolt is larger than that of the locking part 61, the limiting part 62 can limit the locking part 61 in the process of threaded connection of the locking part 61 and the connecting hole, and when the installation of the filter screen cover is completed, the filter screen cover is limited and supported through the limiting part 62 of the limiting bolt, so that a gap exists between the filter screen cover and the bottom pump shell 3, and the effect of filtering oil is improved.
The implementation principle of the medium-pressure electric grease gear pump provided by the embodiment of the utility model is as follows:
during installation, the end pump shell 1, the middle pump shell 2 and the bottom pump shell 3 are fixedly connected through the locking part 6, at the moment, the middle pump shell 2 and the bottom pump shell 3 are staggered with the end pump shell 1, and then the filter screen cover is installed on the end pump shell 1 through the connecting component 5, so that the gap setting between the filter part 4 and the middle pump shell 2 and the bottom pump shell 3 can be increased, the oil filtering space of the filter part 4 can be increased, and the oil filtering efficiency can be improved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides an electronic grease gear pump of middling pressure which characterized in that: including end pump case (1), well pump case (2) and end pump case (3), well pump case (2) are fixed the bottom of end pump case (1), end pump case (3) are fixed the bottom of well pump case (2), the radius of well pump case (2) is less than the radius setting of end pump case (1), the radius of end pump case (3) is less than the radius setting of end pump case (1), end pump case (1) is provided with filter (4), filter (4) are used for the parcel well pump case (2) and end pump case (3) set up.
2. The medium pressure electric grease gear pump according to claim 1 is characterized in that: the filter element (4) is a filter screen.
3. The medium pressure electric grease gear pump according to claim 2, wherein: the filter screen cover is characterized in that a connecting component (5) is arranged at the cover opening of the filter screen cover, and the connecting component (5) is used for connecting the end pump shell (1).
4. A medium pressure electric grease gear pump according to claim 3 characterised in that: the connecting assembly (5) comprises a connecting piece (51) and a matching piece (52), wherein the connecting piece (51) is used for being connected with the top of the end pump shell (1), the matching piece (52) is used for being fixedly connected with a cover opening of the filter screen cover, and the connecting piece (51) is used for fixing the matching piece (52).
5. The medium pressure electric grease gear pump according to claim 4 is characterized in that: the connecting piece (51) is a connecting bolt which is used for being in threaded connection with the top of the end pump shell (1).
6. The medium pressure electric grease gear pump according to claim 4 is characterized in that: the matching piece (52) is a matching plate, and the matching plate is fixedly connected with the cover opening of the filter screen cover.
7. The medium pressure electric grease gear pump according to claim 1 is characterized in that: the bottom of the bottom pump shell (3) is provided with a locking part (6), and the locking part (6) is used for connecting the end pump shell (1), the middle pump shell (2) and the bottom pump shell (3).
8. The medium pressure electric grease gear pump according to claim 7 is characterized in that: the locking piece (6) is provided with a locking part (61) and a limiting part (62), the locking part (61) is fixedly connected with the limiting part (62), the end pump shell (1), the middle pump shell (2) and the bottom pump shell (3) are all communicated and provided with connecting holes, the locking part (61) is connected with the end pump shell (1), the middle pump shell (2) and the bottom pump shell (3) through the connecting holes, and the limiting part (62) is used for limiting the locking part (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321626835.9U CN220059891U (en) | 2023-06-25 | 2023-06-25 | Medium-pressure electric grease gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321626835.9U CN220059891U (en) | 2023-06-25 | 2023-06-25 | Medium-pressure electric grease gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220059891U true CN220059891U (en) | 2023-11-21 |
Family
ID=88766319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321626835.9U Active CN220059891U (en) | 2023-06-25 | 2023-06-25 | Medium-pressure electric grease gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220059891U (en) |
-
2023
- 2023-06-25 CN CN202321626835.9U patent/CN220059891U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528000, No. 18 Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City, Guangdong Province Patentee after: Guangdong Valley Fluid Technology Co.,Ltd. Address before: 528,000 Area A, No. 18-2, Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City, Guangdong Province (application for residence) Patentee before: Guangdong river valley Fluid Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |