CN221003114U - Double-pump lubricating device - Google Patents
Double-pump lubricating device Download PDFInfo
- Publication number
- CN221003114U CN221003114U CN202322875291.6U CN202322875291U CN221003114U CN 221003114 U CN221003114 U CN 221003114U CN 202322875291 U CN202322875291 U CN 202322875291U CN 221003114 U CN221003114 U CN 221003114U
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- Prior art keywords
- oil
- pump
- motors
- safety
- connecting plate
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 16
- 239000003921 oil Substances 0.000 claims abstract description 96
- 239000010687 lubricating oil Substances 0.000 claims abstract description 26
- 238000005461 lubrication Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to a double-pump lubrication device, which comprises a connecting plate; the two motors are arranged on the connecting plate at intervals along the left-right direction, and the output shafts of the motors extend downwards out of the connecting plate; the two oil pumps are in transmission connection with the output shafts of the corresponding motors so as to pump the oil in the oil tank into the oil pump along the oil inlet pipe and discharge the oil along the oil outlet pipe; and one ends, far away from the oil pumps, of the two oil outlet pipes are connected with equipment to be lubricated. When the double-pump lubricating device is used, the two motors work respectively, so that equipment required to be lubricated can be lubricated by lubricating oil all the time, and the two motors are fixed on the same connecting plate, so that the double-pump lubricating device is convenient to move.
Description
Technical Field
The utility model relates to the technical field of lubrication, in particular to a double-pump lubrication device.
Background
The gear oil pump is widely applied to industries such as petroleum, chemical industry, ships, electric power, building materials, metallurgy, national defense scientific research and the like, and is a main power source for providing lubricating oil for various mechanical equipment. The existing lubricating equipment of each type is a single pump and a single motor, and once a motor pump set is stopped for various reasons and cannot work in the using process, the large mechanical system cannot be lubricated, the system is forced to stop, the production is greatly influenced, and the great economic loss is caused.
Disclosure of utility model
The utility model provides a double-pump lubricating device, which aims to solve the technical problem of economic loss caused by the forced system shutdown of the existing motor pump set.
In order to solve the problems, the double-pump lubricating device provided by the utility model adopts the following technical scheme: the double-pump lubricating device comprises a connecting plate;
The two motors are arranged on the connecting plate at intervals along the left-right direction, and the output shafts of the motors extend downwards out of the connecting plate;
The oil pumps are provided with two oil inlet pipes and oil outlet pipes, the oil inlet pipes are used for being communicated with the oil tanks, the two oil pumps are arranged in one-to-one correspondence with the two motors, and a rotating shaft of each oil pump is in transmission connection with an output shaft of the corresponding motor so as to pump lubricating oil in the oil tank into the oil pump along the oil inlet pipes and discharge the lubricating oil along the oil outlet pipes;
The oil inlet port is communicated with the oil outlet pipe, and the oil outlet port is used for being connected with equipment;
Or the device also comprises a communication joint, wherein the communication joint is at least provided with two oil inlet interfaces which are respectively communicated with corresponding oil outlet pipes and an oil outlet interface which is used for being connected with equipment, and the two oil outlet pipes are respectively provided with a stop valve which is used for controlling the on-off of an oil way.
The beneficial effects are that: when the double-pump lubricating device is used, one motor is a working motor, the other motor is a standby motor, and when the working motor is damaged or is required to be stopped for maintenance, the working motor is closed and the standby motor is started, so that the lubricating oil can be conveyed to equipment required to be lubricated all the time. When the double-pump lubricating device is used, the working motor and the standby motor continuously provide lubricating oil for equipment, so that the equipment required to be lubricated can be lubricated by the lubricating oil all the time, and the two motors are fixed on the same connecting plate, so that the double-pump lubricating device is convenient to move.
Further, two connecting frames are further arranged at the bottom of the connecting plate, the two connecting frames correspond to the two motors one by one, the connecting frames are provided with protection cavities, output shafts of the motors penetrate through the connecting plates and extend out of the corresponding protection cavities, rotating shafts of the oil pumps extend into the corresponding protection cavities, and the rotating shafts are in transmission connection with the output shafts in the protection cavities.
The beneficial effects are that: simple structure, the installation of the oil pump of being convenient for still makes things convenient for simultaneously that the oil pump is connected with the motor.
Further, an access hole is formed in the cavity wall of the protection cavity.
The beneficial effects are that: the transmission state between the motor output shaft and the oil pump rotating shaft is convenient to observe, and the overhaul and maintenance are convenient.
Further, the stop valve is a one-way valve.
The beneficial effects are that: the flow direction of the lubricating oil is automatically controlled, the lubricating oil is prevented from flowing back, and meanwhile, a worker is not required to readjust the stop valve when the motor is replaced.
Further, the communication joint is a four-way joint, a safety joint is further arranged on the four-way joint, a safety pipe is communicated with the safety joint, the other end of the safety pipe is communicated with the oil tank, and a safety valve is further arranged on the safety pipe.
The beneficial effects are that: simple structure, the installation of being convenient for, the relief valve can also guarantee the pressure safety of lubricating oil simultaneously, avoids the too big incident that causes of pressure, improves degree of automation simultaneously, does not need staff's operation can control lubricating oil pressure.
Further, the safety pipe is also communicated with an auxiliary pipe, the auxiliary pipe is arranged between the safety valve and the four-way joint and extends downwards, the auxiliary pipe is also provided with a manual valve, and the lower end of the auxiliary pipe is communicated with the oil tank.
The beneficial effects are that: when the safety valve fails or is damaged, the pressure of the lubricating oil can be reduced by a worker through the manual valve, so that the stability of the lubricating oil supply is ensured.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present utility model will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, embodiments of the utility model are illustrated by way of example and not by way of limitation, and like reference numerals refer to similar or corresponding parts and in which:
FIG. 1 is a schematic diagram of a dual pump lubrication apparatus according to the present utility model;
FIG. 2 is a cross-sectional view of a dual pump lubrication apparatus of the present utility model;
FIG. 3 is a top view of a dual pump lubrication apparatus of the present utility model;
fig. 4 is a cross-sectional view of a dual pump lubrication device of the present utility model.
Reference numerals illustrate:
1. A connecting plate; 2. a motor; 3. an oil pump; 4. an oil inlet pipe; 5. an oil outlet pipe; 6. a connecting frame; 7. an observation port; 8. a four-way joint; 9. a safety tube; 10. a safety valve; 11. an auxiliary tube; 12. a manual valve; 13. and a stop valve.
Detailed Description
The following description of the embodiments of the present utility model will be made more complete and clear to those skilled in the art by reference to the figures of the embodiments of the present utility model. 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.
Any number of elements in the figures are for illustration and not limitation, and any naming is used for distinction only and not for any limiting sense.
The principles and spirit of the present utility model are explained in detail below with reference to several representative embodiments thereof.
Example 1 of a double pump lubrication device provided by the present utility model:
As shown in fig. 1 to 3, a dual pump lubrication device of the present utility model includes: the connecting plate 1, the motor 2, the oil pump 3 and the communication joint.
Two connecting frames 6 are arranged on the lower end face of the connecting plate 1 at intervals, the connecting frames 6 are of bowl-shaped structures, the connecting frames 6 are provided with protection cavities, and the lower ends of the connecting frames 6 are provided with through holes.
The motor 2 is provided with two, and two motor 2 and two link 6 one-to-one set up and the output shaft of motor 2 extend along vertical direction, and the output shaft of motor 2 runs through connecting plate 1 downwards and stretches into the protection intracavity of link 6.
The oil pump 3 is provided with two, and two oil pumps 3 and two link 6 one-to-one set up to the oil pump 3 and the terminal surface rigid coupling under the link 6 that correspond, the pivot of oil pump 3 extends to the protection intracavity of link 6 along the perforation that corresponds link 6 simultaneously, and is in the same place with the transmission of the motor 2 output shaft that corresponds.
The lower end of each oil pump 3 is provided with an oil inlet pipe 4 and an oil outlet pipe 5, the oil inlet pipe 4 is communicated with an oil tank for storing lubricating oil, and the lower end of the oil inlet pipe is positioned below the oil level in the oil tank. The oil pump 3 is in transmission connection with the output shaft of the corresponding motor 2 so as to pump the oil in the oil tank into the oil pump 3 along the oil inlet pipe 4 and discharge the oil along the oil outlet pipes 5, and the two oil outlet pipes 5 are also provided with stop valves 13.
For the connection state when being convenient for the staff observe the transmission between the pivot of oil pump 3 and the motor 2 output, still offered two viewing aperture 7 on the above-mentioned link 6 side, two viewing aperture 7 are along link 6 circumferencial direction interval arrangement to guarantee the stability of transmission between motor 2 and the oil pump 3.
In this embodiment, the communication joint is a four-way joint 8. The four-way joint 8 comprises two oil inlet interfaces which are respectively communicated with the corresponding oil outlet pipe 5, an oil outlet interface which is used for being connected with equipment to be lubricated and a safety interface, the safety joint is connected with a safety pipe 9, the other end of the safety pipe 9 is communicated with an oil tank, and the safety pipe 9 is also provided with a safety valve 10.
The safety pipe 9 is also communicated with an auxiliary pipe 11, the auxiliary pipe 11 is arranged between the safety valve 10 and the four-way joint 8 and extends downwards to the inside of the oil tank, the auxiliary pipe 11 is also provided with a manual valve 12, and a worker can manually adjust the pressure of lubricating oil entering equipment requiring lubrication through the manual valve 12.
In this embodiment, the manual valve 12 is a ball valve.
When the double-pump lubricating device is used, the two motors 2 are respectively a working motor and a standby motor, the working motor works, and when the working motor is damaged or is required to be stopped for maintenance, the standby motor is started to work, and the two motors 2 and the two oil pumps 3 are in a mutual standby mode, so that lubricating oil can be conveyed to equipment required to be lubricated all the time. When the pressure of the lubricating oil at the equipment end needing to be lubricated is too high, the safety valve 10 can be automatically opened, so that the lubricating oil with excessive pressure is discharged into the oil tank, and the lubricating oil pressure is further ensured; when the safety valve 10 is damaged, the operator can still adjust the manual valve 12 according to the pressure of the lubricating oil detected by the equipment end, thereby adjusting the pressure of the lubricating oil.
When the double-pump lubricating device is used, the two motors work respectively, so that equipment required to be lubricated can be lubricated by lubricating oil all the time, and the two motors are fixed on the same connecting plate, so that the double-pump lubricating device is convenient to move, and can remove faults without stopping; meanwhile, the double-pump lubricating device can be directly placed on a lubricating oil tank of using equipment, and is flexible to apply.
Example 2 of a double pump lubrication device provided by the utility model:
The differences from example 1 are mainly that: in example 1, the oil outlet pipe and the apparatus were connected by a communication joint and a shut-off valve and the flow direction of the lubricating oil in the oil outlet pipe was controlled.
In this embodiment, a communication valve may also be provided, where the communication valve has two oil inlet ports that are respectively connected to corresponding oil outlet pipes, an oil outlet port for connection to the apparatus, and a safety port for communication with the safety pipe.
Example 3 of a double pump lubrication device provided by the present utility model:
The differences from example 1 are mainly that: in embodiment 1, two connecting frames are further arranged at the bottom of the connecting plate.
In this embodiment, the connecting frame may not be provided, and the oil pump may be directly fixed to the connecting plate, for example, the oil pump may be screwed to the connecting plate by using a bolt.
Example 4 of a double pump lubrication device provided by the present utility model:
The differences from example 1 are mainly that: in embodiment 1, the cavity wall of the protection cavity is provided with an access hole.
In this embodiment, the access hole position may also be movably connected to a door to open the door when maintenance is required, so as to repair the inside of the connection frame.
In the description of the present specification, the meaning of "plurality" means at least two, for example, two, three or more, etc., unless specifically defined otherwise.
Claims (6)
1. A dual pump lubrication device, comprising:
A connecting plate;
The two motors are arranged on the connecting plate at intervals along the left-right direction, and the output shafts of the motors extend downwards out of the connecting plate;
The oil pumps are provided with two oil inlet pipes and oil outlet pipes, the oil inlet pipes are used for being communicated with the oil tanks, the two oil pumps are arranged in one-to-one correspondence with the two motors, and a rotating shaft of each oil pump is in transmission connection with an output shaft of the corresponding motor so as to pump lubricating oil in the oil tank into the oil pump along the oil inlet pipes and discharge the lubricating oil along the oil outlet pipes;
The oil inlet port is communicated with the oil outlet pipe, and the oil outlet port is used for being connected with equipment;
Or the device also comprises a communication joint, wherein the communication joint is at least provided with two oil inlet interfaces which are respectively communicated with corresponding oil outlet pipes and an oil outlet interface which is used for being connected with equipment, and the two oil outlet pipes are respectively provided with a stop valve which is used for controlling the on-off of an oil way.
2. The double-pump lubricating device according to claim 1, wherein two connecting frames are further arranged at the bottom of the connecting plate, the two connecting frames are in one-to-one correspondence with the two motors, the connecting frames are provided with protection cavities, output shafts of the motors penetrate through the connecting plate and extend out of the corresponding protection cavities, rotating shafts of the oil pumps extend into the corresponding protection cavities, and the rotating shafts are in transmission connection with the output shafts in the protection cavities.
3. A dual pump lubrication device according to claim 2, wherein the wall of the protection cavity is provided with access openings.
4. A dual pump lubrication device according to any one of claims 1-3, wherein the shut-off valve is a one-way valve.
5. The double-pump lubrication device according to claim 4, wherein the communication joint is a four-way joint, a safety joint is further arranged on the four-way joint, the safety joint is communicated with a safety pipe, the other end of the safety pipe is communicated with the oil tank, and a safety valve is further arranged on the safety pipe.
6. The double-pump lubrication device according to claim 5, wherein the safety pipe is further communicated with an auxiliary pipe, the auxiliary pipe is arranged between the safety valve and the four-way joint and extends downwards, the auxiliary pipe is further provided with a manual valve, and the lower end of the auxiliary pipe is communicated with the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322875291.6U CN221003114U (en) | 2023-10-25 | 2023-10-25 | Double-pump lubricating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322875291.6U CN221003114U (en) | 2023-10-25 | 2023-10-25 | Double-pump lubricating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221003114U true CN221003114U (en) | 2024-05-24 |
Family
ID=91087047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322875291.6U Active CN221003114U (en) | 2023-10-25 | 2023-10-25 | Double-pump lubricating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221003114U (en) |
-
2023
- 2023-10-25 CN CN202322875291.6U patent/CN221003114U/en active Active
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