CN216714885U - Active oil supplementing device for hydraulic motor shell - Google Patents
Active oil supplementing device for hydraulic motor shell Download PDFInfo
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- CN216714885U CN216714885U CN202123113957.1U CN202123113957U CN216714885U CN 216714885 U CN216714885 U CN 216714885U CN 202123113957 U CN202123113957 U CN 202123113957U CN 216714885 U CN216714885 U CN 216714885U
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Abstract
The utility model discloses an active oil supplementing device for a hydraulic motor shell, which comprises a hydraulic pump, an oil supplementing valve and a hydraulic oil tank, wherein the hydraulic pump is connected with the oil supplementing valve; the hydraulic pump is connected with the hydraulic motor shell through the oil replenishing valve and is connected with a hydraulic oil tank; the hydraulic pump is supplemented with hydraulic oil through a hydraulic oil tank and enters the shell of the hydraulic motor through an oil supplementing valve. After the host computer is ignited, the hydraulic pump actively supplies hydraulic oil to the hydraulic motor shell, so that the working strength of manually disassembling the pipeline for oiling is saved, the abnormal abrasion of the bearing caused by the oil shortage of the hydraulic motor shell is avoided, and the service life of the hydraulic motor is prolonged.
Description
Technical Field
The utility model relates to the technical field of engineering machinery, in particular to an active oil supplementing device for a hydraulic motor shell.
Background
Engineering machinery equipment that is higher than the highest liquid level of oil tank to hydraulic motor mounted position, when hydraulic motor first installation or equipment down time is longer, the condition of lack of oil in the hydraulic motor casing can appear, if the hydraulic motor of operation this moment, because the fluid that motor self revealed has not yet arrived to reveal to the casing in, will lead to hydraulic motor bearing surface not to have the oil film protection, the bearing is in the operating mode of dry friction, hydraulic motor's life has greatly been reduced, the iron fillings that the bearing dry friction produced can pollute hydraulic system, lead to other hydraulic component's among the hydraulic system damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an active oil supplementing device for a hydraulic motor shell, which solves the technical problem of how to avoid the operation of a hydraulic motor under a dry friction working condition.
The utility model adopts the following technical scheme for realizing the purposes of the utility model:
the utility model provides an active oil supplementing device for a hydraulic motor shell, which comprises a hydraulic pump, an oil supplementing valve and a hydraulic oil tank, wherein the hydraulic pump is connected with the oil supplementing valve;
the hydraulic pump is connected with the hydraulic motor shell through the oil replenishing valve and is connected with a hydraulic oil tank;
the hydraulic pump is supplemented with hydraulic oil through a hydraulic oil tank and enters the shell of the hydraulic motor through an oil supplementing valve.
Further, the active oil supplementing device for the hydraulic motor shell further comprises a driving mechanism;
the output end of the driving mechanism acts on the hydraulic pump and is used for driving the hydraulic pump to operate and deliver oil.
Further, the driving mechanism is an engine, and the engine is connected with the hydraulic pump through a transmission device.
Further, the oil replenishing valve is provided with an oil port P, an oil port A and an oil port T;
an oil port P of the oil replenishing valve is connected with an oil port P of the hydraulic pump;
an oil port A of the oil replenishing valve is connected with an oil port T1 of the hydraulic motor;
and an oil port T of the oil replenishing valve is connected with the hydraulic oil tank.
Further, the oil supplementing valve comprises an overflow valve, a throttle valve and a one-way valve;
the throttle valve is connected with the hydraulic motor oil port T1 and is used for regulating the oil liquid flow supplied to the hydraulic motor shell;
an oil outlet of the one-way valve is connected with the hydraulic motor oil port T1 through the throttle valve and is used for preventing hydraulic oil in the hydraulic motor shell from flowing back to the oil supplementing valve;
one end of the overflow valve is connected with the hydraulic oil tank, and the other end of the overflow valve is connected with the oil inlet of the one-way valve and the oil port P of the hydraulic pump and used for adjusting overflow pressure.
Further, the hydraulic motor port T2 is connected to the hydraulic oil tank.
The utility model has the beneficial effects that:
after the host computer is ignited, the hydraulic pump initiatively supplies hydraulic oil to the hydraulic motor casing, has saved the working strength that the pipeline was refueled in need artificially to disassemble, has avoided the bearing abnormal wear because of hydraulic motor casing lacks oil and leads to, has promoted hydraulic motor life.
Drawings
Fig. 1 is a schematic view of a hydraulic principle of an active oil supply device for a hydraulic motor housing according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the active oil supply device for a hydraulic motor housing according to the present invention includes an engine 1, a hydraulic pump 2, an oil supply valve 3, and a hydraulic motor 4.
The hydraulic pump 2 has an oil port P; the hydraulic motor 4 is provided with a shell leakage oil port T1 and a shell leakage oil port T2, wherein the shell leakage oil port T2 is at the high position of the hydraulic motor, and the shell leakage oil port T1 is at the low position of the hydraulic motor; the oil supplementing valve 3 is provided with oil ports P, A, T which are sequentially connected with the oil ports P of the hydraulic pumps 2, the oil ports T1 of the hydraulic motors and the hydraulic oil tanks in a one-to-one correspondence manner; the hydraulic motor 4 is connected with a hydraulic oil tank through an oil port T2.
Before the hydraulic motor operates, the hydraulic pump 2 actively supplies oil to the hydraulic motor shell, so that the working strength of manual disassembly of the pipeline for oiling is saved, the lack of necessary hydraulic oil in the hydraulic motor shell is avoided, the use working condition of the hydraulic motor is improved, and the service life of the hydraulic motor is prolonged.
The hydraulic pump 2 is directly connected with the engine 1 through a transmission device, and when the engine 1 runs, the hydraulic pump 2 also runs synchronously;
the oil supplementing valve 3 comprises an overflow valve 301, a throttle valve 303 and a one-way valve 302;
the throttle valve 303 is connected to a hydraulic motor oil port T1, and is used for adjusting the oil flow rate supplied to the casing of the hydraulic motor 4;
an oil outlet of the check valve 302 is connected with an oil port T1 of the hydraulic motor 4 through a throttle valve 303, and is used for preventing hydraulic oil in the shell of the hydraulic motor 4 from flowing back to the oil supplementing valve when the host machine is stopped;
one end of the overflow valve 301 is connected to the hydraulic oil tank, and the other end is connected to the oil inlet of the check valve 302 and the oil port P of the hydraulic pump 2, so as to adjust the overflow pressure.
While the preferred embodiments of the present invention have been illustrated and described, it will be appreciated that the utility model may be embodied otherwise than as specifically described and that equivalent alterations and modifications, which may be effected thereto by those skilled in the art without departing from the spirit of the utility model, are deemed to be within the scope and spirit of the utility model.
Claims (6)
1. The active oil supplementing device for the hydraulic motor shell is characterized by comprising a hydraulic pump, an oil supplementing valve and a hydraulic oil tank;
the hydraulic pump is connected with the hydraulic motor shell through the oil replenishing valve and is connected with a hydraulic oil tank;
the hydraulic pump is supplemented with hydraulic oil through a hydraulic oil tank and enters the shell of the hydraulic motor through an oil supplementing valve.
2. The hydraulic motor housing active oil supply device of claim 1, further comprising a drive mechanism;
the output end of the driving mechanism acts on the hydraulic pump and is used for driving the hydraulic pump to operate and deliver oil.
3. The active oil supply device for the shell of the hydraulic motor as claimed in claim 2, wherein the driving mechanism is an engine, and the engine is connected with the hydraulic pump through a transmission device.
4. The active oil replenishing device for the hydraulic motor shell according to claim 1, wherein the oil replenishing valve is provided with an oil port P, an oil port A and an oil port T;
an oil port P of the oil replenishing valve is connected with an oil port P of the hydraulic pump;
an oil port A of the oil replenishing valve is connected with an oil port T1 of the hydraulic motor;
and an oil port T of the oil replenishing valve is connected with the hydraulic oil tank.
5. The active oil filling device for the hydraulic motor shell according to claim 4, wherein the oil filling valve comprises an overflow valve, a throttle valve and a check valve;
the throttle valve is connected with the hydraulic motor oil port T1 and is used for adjusting the oil flow supplied to the hydraulic motor shell;
an oil outlet of the one-way valve is connected with the hydraulic motor oil port T1 through the throttle valve and used for preventing hydraulic oil in the hydraulic motor shell from flowing back to the oil supplementing valve;
one end of the overflow valve is connected with the hydraulic oil tank, and the other end of the overflow valve is connected with the oil inlet of the one-way valve and the oil port P of the hydraulic pump and used for adjusting overflow pressure.
6. The active oil supplementing device for the hydraulic motor shell as claimed in claim 4, wherein the hydraulic motor port T2 is connected with the hydraulic oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123113957.1U CN216714885U (en) | 2021-12-13 | 2021-12-13 | Active oil supplementing device for hydraulic motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123113957.1U CN216714885U (en) | 2021-12-13 | 2021-12-13 | Active oil supplementing device for hydraulic motor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216714885U true CN216714885U (en) | 2022-06-10 |
Family
ID=81883305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123113957.1U Active CN216714885U (en) | 2021-12-13 | 2021-12-13 | Active oil supplementing device for hydraulic motor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216714885U (en) |
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2021
- 2021-12-13 CN CN202123113957.1U patent/CN216714885U/en active Active
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