CN219911124U - Oil pump assembly with oil guide pipe structure - Google Patents
Oil pump assembly with oil guide pipe structure Download PDFInfo
- Publication number
- CN219911124U CN219911124U CN202321356213.9U CN202321356213U CN219911124U CN 219911124 U CN219911124 U CN 219911124U CN 202321356213 U CN202321356213 U CN 202321356213U CN 219911124 U CN219911124 U CN 219911124U
- Authority
- CN
- China
- Prior art keywords
- oil
- assembly
- pump
- guide pipe
- pump body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003921 oil Substances 0.000 claims abstract description 152
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to the technical field of oil pumps, in particular to an oil pump assembly with an oil guide pipe structure, which comprises a shell and a pump body assembly which are in sealing connection, wherein the pump body assembly is connected with an oil guide pipe, the oil guide pipe is also provided with a one-way valve, and the oil guide pipe is used for discharging redundant hydraulic oil in the pump body assembly. The pump body assembly is connected with an oil plug assembly, and an O-shaped sealing ring is arranged on the oil plug assembly. According to the utility model, redundant hydraulic oil is discharged from the oil guide pipe in the oil pump through the oil guide pipe, and is convenient to collect and reuse, so that the oil-gas balance of the turnover system is realized, the leakage is prevented, the customer satisfaction is improved, and the problems that the discharge of the hydraulic oil of the oil pump can cause a large amount of stains of the oil pump and the exhaust hole is easy to pollute in the prior art are solved.
Description
Technical Field
The utility model relates to the technical field of oil pumps, in particular to an oil pump assembly with an oil guide pipe structure.
Background
The original oil pump assembly is provided with the oil plug assembly at the oil filling port, the oil plug assembly can automatically enter and exit air due to the internal pressure of the oil pump, the system pressure is balanced, the phenomenon that the function of the oil pump is invalid due to the fact that the internal pressure of the overturning hydraulic system cannot be balanced is avoided, and meanwhile redundant hydraulic oil in the oil pump is discharged. The manual hydraulic pump with the automatic breather valve for cab overturning is provided by the Chinese patent utility model with the patent number 202022757624.1, but the internal structure of the oil plug assembly is complex, the cost is high, and the hydraulic oil is discharged from the top of the oil pump because the oil filling port is arranged at the top of the oil pump, so that a large amount of stains, exhaust holes and the like of the oil pump are easy to pollute, and the internal cleanliness of the oil pump is poor. Therefore, we propose an oil pump assembly with an oil guide pipe structure.
Disclosure of Invention
The utility model aims to provide an oil pump assembly with an oil guide pipe structure, which discharges redundant hydraulic oil from the oil pump through the oil guide pipe in the oil guide pipe, is convenient to collect and recycle, realizes oil-gas balance of a turnover system, prevents leakage, improves customer satisfaction, and solves the problems that the discharge of the hydraulic oil of the oil pump can cause a large amount of stains of the oil pump and the exhaust hole is easy to pollute in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil pump assembly of oil pipe structure is led in area, includes sealing connection's casing and pump body assembly, pump body assembly is connected with leading oil pipe, it still is equipped with the check valve to lead oil pipe, it is arranged in the unnecessary hydraulic oil of discharge pump body assembly to lead oil pipe.
Preferably, the pump body assembly is connected with an oil plug assembly, and the oil plug assembly is provided with an O-shaped sealing ring.
Preferably, the pump body assembly is provided with a reversing valve assembly, and the reversing valve assembly is in clearance fit with the pump body assembly and is used for controlling the switching of oil output and oil return of the oil pump assembly.
Preferably, the oil guide pipe is connected with the pump body assembly through an elbow, and the oil guide pipe is fixed outside the shell through a buckle.
Preferably, the oil pump further comprises an oil pump sheath, and the oil pump sheath is locked and fixed with the shell.
Preferably, the pump body assembly is connected with the transmission shaft assembly through an upper bushing, and the inside of the upper bushing is sealed through a sealing ring.
Preferably, the shell and the pump body assembly are connected and assembled by a screw and a spring washer, and the middle is sealed by a sealing gasket.
Preferably, two oil pipe joints are arranged on the pump body assembly, and a dustproof blanking cover is arranged on the oil pipe joints.
Compared with the prior art, the utility model has the following beneficial effects:
the oil pump assembly is provided with the oil guide pipe on the pump body assembly, so that redundant hydraulic oil is discharged from the oil pump in the oil way, the oil pump assembly is convenient to collect and recycle, the oil gas balance of the turnover system is realized, leakage is prevented, the oil guide pipe can be quickly inserted and pulled out, the installation is convenient, the customer satisfaction is improved, and the problems that the discharge of the hydraulic oil of the oil pump can cause a large amount of stains of the oil pump and the exhaust hole is easy to pollute in the prior art are solved.
Drawings
FIG. 1 is a front view of the present utility model;
fig. 2 is a side view of the present utility model.
In the figure: 1. an oil plug assembly; 2. a sealing gasket; 3. a housing; 4. a reversing valve assembly; 5. a drive shaft assembly; 6. a screw; 7. a pump body assembly; 8. an oil guide pipe; 9. an elbow; 10. a buckle; 11. an oil pump jacket; 12. a conical thread oil pipe joint I; 13. and a conical thread oil pipe joint II.
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.
As shown in fig. 1 and 2, an oil pump assembly with an oil guide pipe structure comprises a shell 3 and a pump body assembly 7 which are in sealing connection, wherein the pump body assembly 7 is connected with an oil guide pipe 8, the oil guide pipe 8 is also provided with a one-way valve, and the oil guide pipe 8 is used for discharging redundant hydraulic oil in the pump body assembly 7. During the lifting process, if excessive oil return is caused by excessive oil return volume or internal pressure of the oil cylinder, excessive hydraulic oil is discharged from the oil guide pipe 8 in the oil pump, and the oil is convenient to collect and recycle, so that the oil-gas balance of the turnover system is realized, leakage is prevented, and the customer satisfaction is improved.
In another embodiment, the pump body assembly 7 is connected with the oil plug assembly 1, and the oil plug assembly 1 is provided with an O-shaped sealing ring. The hydraulic control system has a normal air inlet function, automatically inlet air and outlet air due to the internal pressure of the oil pump, balances the pressure of the system, and prevents the failure of the oil pump function caused by the unbalanced internal pressure of the overturning hydraulic system.
In another embodiment, the pump body assembly 7 is provided with a reversing valve assembly 4, and the reversing valve assembly 4 is in clearance fit with the pump body assembly 7 and is used for controlling the switching of oil outlet and return of the oil pump assembly.
Lifting system lifting state: the reversing assembly pin shaft is shifted, at the moment, the reversing valve assembly 4 is in a bidirectional oil outlet state (an inner cavity oil way of the reversing valve assembly 4 is communicated with two connectors), the manual pressure lever swings the transmission shaft assembly 5, when a manual plunger in the pump body assembly 7 ascends, the internal steel ball is opened to absorb oil through the circular filter screen, when the manual plunger descends, the steel ball seals oil, and the steel ball in the reversing valve assembly 4 is propped open to realize oil outlet.
The lifting system is in a descending state: the reversing assembly is shifted to a pin shaft, at the moment, the reversing valve assembly 4 is in one-way oil outlet (an inner cavity oil way of the reversing valve assembly 4 is communicated with a single connector), one-way oil return state is communicated with the shell 3 through an outer circular groove of the reversing valve assembly 4, the manual pressing rod swings the transmission shaft assembly 5, when a manual plunger in the pump body assembly 7 rises, the steel ball is opened to absorb oil through a circular filter screen, when the manual plunger descends, the steel ball seals oil, the steel ball in the reversing valve assembly 4 is jacked up, the oil enters the connector through the oil way of the reversing valve assembly 4, and oil return is carried out when the oil cylinder descends from the connector to return to the shell 3 through the outer circular groove of the reversing valve assembly 4, so that oil return is realized.
In another embodiment, the oil conduit 8 is connected to the pump body assembly 7 by an elbow 9, and the oil conduit 8 is fixed to the outside of the housing 3 by a buckle 10. The elbow 9 adopts the PL thread elbow 9, and the oil guide pipe 8 and the pump body assembly 7 are connected through the PL thread elbow 9 taper thread, so that the oil guide pipe 8 can be quickly inserted and pulled out, the installation is convenient, and the customer satisfaction is improved.
In another embodiment, the oil pump sleeve 11 is further included, and the oil pump sleeve 11 is locked and fixed with the outer shape of the shell 3. The oil pump jacket 11 may protect the oil pump assembly.
In another embodiment, the pump body assembly 7 is connected to the drive shaft assembly 5 by an upper bushing, and the interior of the upper bushing is sealed by a seal ring. The manual compression bar swings the transmission shaft assembly 5, when the manual plunger in the pump body assembly 7 rises, the steel ball is opened to absorb oil through the circular filter screen, when the manual plunger descends, the steel ball seals oil, the steel ball in the reversing valve assembly 4 is propped open, and oil is discharged and returned through the oil way entering joint of the reversing valve assembly 4, so that the manual hydraulic pump with the automatic breather valve for cab overturning is provided in the Chinese patent of 202022757624.1 in the prior art.
In another embodiment, the housing 3 and the pump body assembly 7 are assembled by a screw 6 and a spring washer connection, and the middle is sealed by the gasket 2. The screw 6 and the spring washer can fix the shell 3 and the pump body, and meanwhile, the screw and the spring washer are tightly attached under the action of the elasticity of the spring washer, and in addition, the sealing effect is improved through the sealing gasket 2.
In another embodiment, two oil pipe joints are arranged on the pump body assembly 7, and a dustproof blocking cover is arranged on the oil pipe joints, wherein the joints specifically refer to a first conical thread oil pipe joint 12 and a second conical thread oil pipe joint 13, and are used for being connected with a hydraulic cylinder of a lifting system to realize oil discharge and oil return.
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 can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an oil pump assembly of oil pipe structure is led in area which characterized in that: the hydraulic pump comprises a shell (3) and a pump body assembly (7) which are in sealing connection, wherein the pump body assembly (7) is connected with an oil guide pipe (8), the oil guide pipe (8) is further provided with a one-way valve, and the oil guide pipe (8) is used for discharging redundant hydraulic oil in the pump body assembly (7).
2. The oil pump assembly with oil conduit structure of claim 1, wherein: the oil plug assembly (1) is connected to the pump body assembly (7), and an O-shaped sealing ring is arranged on the oil plug assembly (1).
3. The oil pump assembly with oil conduit structure of claim 1, wherein: the reversing valve assembly (4) is arranged on the pump body assembly (7), and the reversing valve assembly (4) is in clearance fit with the pump body assembly (7) and is used for controlling the switching of oil outlet and oil return of the oil pump assembly.
4. The oil pump assembly with oil conduit structure of claim 1, wherein: the oil guide pipe (8) is connected with the pump body assembly (7) through an elbow (9), and the oil guide pipe (8) is fixed outside the shell (3) through a buckle (10).
5. The oil pump assembly with oil conduit structure of claim 1, wherein: the oil pump further comprises an oil pump sheath (11), and the oil pump sheath (11) is locked and fixed with the shell (3) in shape.
6. The oil pump assembly with oil conduit structure of claim 1, wherein: the pump body assembly (7) is connected with the transmission shaft assembly (5) through an upper bushing, and the inside of the upper bushing is sealed through a sealing ring.
7. The oil pump assembly with oil conduit structure of claim 1, wherein: the shell (3) and the pump body assembly (7) are connected and assembled through a screw (6) and a spring washer, and the middle is sealed through a sealing gasket (2).
8. The oil pump assembly with oil conduit structure of claim 1, wherein: two oil pipe joints are arranged on the pump body assembly (7), and a dustproof blanking cover is arranged on the oil pipe joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321356213.9U CN219911124U (en) | 2023-05-31 | 2023-05-31 | Oil pump assembly with oil guide pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321356213.9U CN219911124U (en) | 2023-05-31 | 2023-05-31 | Oil pump assembly with oil guide pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911124U true CN219911124U (en) | 2023-10-27 |
Family
ID=88434725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321356213.9U Active CN219911124U (en) | 2023-05-31 | 2023-05-31 | Oil pump assembly with oil guide pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911124U (en) |
-
2023
- 2023-05-31 CN CN202321356213.9U patent/CN219911124U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219911124U (en) | Oil pump assembly with oil guide pipe structure | |
| CN201050390Y (en) | Integral diesel engine oil pump | |
| CN208184702U (en) | A kind of novel hydraulic greasing spraying-preventing system | |
| CN201225271Y (en) | Sub-pump assembly of clutch | |
| CN109653998A (en) | A kind of hydrogenation stations autoclave diaphragm compressor flow structure and overflow method and hydrogenation stations autoclave diaphragm compressor | |
| CN214305267U (en) | Plunger sealing device and plunger pump | |
| CN201212520Y (en) | Hinged joint pin apparatus | |
| CN100370173C (en) | Oil gun | |
| CN205315181U (en) | Integrated form diesel engine high pressure common rail fuel injection high -pressure oil pump assembly for system | |
| CN110714837B (en) | Turbojet engine lubricating oil system | |
| CN209340244U (en) | A kind of articulated ultrahigh-pressure hydraulic booster | |
| CN207064235U (en) | Vane fuel supply pump provided with safety valve | |
| CN206625968U (en) | A kind of reciprocating pump plunger packing seals lubricating arrangement | |
| CN217273467U (en) | Two-stage press oil pump | |
| CN218439718U (en) | Valve bonnet on plunger of increase strength | |
| CN219937828U (en) | Sleeve with inner voltage equalizing and outer shielding structure | |
| CN217978313U (en) | Manual oil pump for high-level oil tank | |
| CN217783722U (en) | Valve plate and electric two-stage water-cooled air compressor | |
| CN215568205U (en) | Hydraulic check valve for drift diameter of hydraulic press | |
| CN219733613U (en) | Plunger upper valve cover structure of oil pump | |
| CN217272684U (en) | Quick connector for butt joint between large oil tanks | |
| CN114483689B (en) | Split type integrated module device of oiling machine hydraulic oil way | |
| CN217481520U (en) | Novel booster pump for high-pressure liquid cabinet | |
| CN217301447U (en) | Split type worm gear reduction box | |
| CN219366201U (en) | Common rail high-pressure pipeline and engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |