CN210462412U - Prevent blockking up oil return pipeline - Google Patents

Abstract

The utility model discloses an anti-blocking oil return pipeline, which comprises a communication pipe body, an oil return pipe body, a sewage discharge pipe body and a connector; the connector comprises a shell, a filter screen and a movable cover device, wherein an oil inlet channel, an oil return channel and a sewage discharge channel are arranged on the shell; the oil inlet channel is connected with the communicating pipe body, the lower end of the oil return channel is connected with the oil return pipe body, and the lower end of the sewage discharge channel is connected with the sewage discharge pipe body; the upper end of the oil return channel is communicated with the oil inlet channel, and the sewage draining channel is positioned on one side of the oil return channel; the filter screen is rotatably arranged on the shell and can rotate between the upper end of the oil return channel and the upper end of the sewage discharge channel; the upper end of the sewage draining channel is provided with an upper opening; the movable cover device is arranged on the shell and used for blocking the upper opening of the sewage draining channel. The utility model discloses a rotate the filter screen, can make the filth on the filter screen drain away through sewage pipes, need not the manual filter screen clearance filth of dismantling of operating personnel, can conveniently in the use.

Description

Prevent blockking up oil return pipeline

Technical Field

The utility model relates to a prevent blockking up oil return pipe.

Background

In some mechanical equipment, the lubricating oil used for lubricating parts flows back through the oil return pipeline. And in lubricated in-process, the filth (for example sweeps etc.) on the spare part is often taken away to lubricating oil, in order to can play the filtering action to lubricating oil, current oil return pipeline adopts intercommunication body, oil return body, sets up the filter screen between intercommunication body and oil return body to the filth in the accessible filter screen filters lubricating oil. However, after a long time of use, the operator needs to manually remove the filter screen to remove the dirt accumulated on the filter screen, which brings inconvenience to the use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a prevent blockking up oil return pipe, it is through rotating the filter screen, alright rotate the filter screen to the upper end of blowdown passageway for filth on the filter screen can be discharged away through the blowdown passageway, need not the manual filter screen of dismantling of operating personnel and clear up the filth, can conveniently in the use.

The purpose of the utility model is realized by adopting the following technical scheme:

an anti-blocking oil return pipeline comprises a communication pipe body, an oil return pipe body, a sewage draining pipe body and a connector; the connector comprises a shell, a filter screen and a movable cover device, wherein an oil inlet channel, an oil return channel and a sewage discharge channel are arranged on the shell; the oil inlet channel is connected with the communicating pipe body, the lower end of the oil return channel is connected with the oil return pipe body, and the lower end of the sewage discharge channel is connected with the sewage discharge pipe body; the upper end of the oil return channel is communicated with the oil inlet channel, and the sewage draining channel is positioned on one side of the oil return channel; the filter screen is rotatably arranged on the shell and can rotate between the upper end of the oil return channel and the upper end of the sewage discharge channel; the upper end of the sewage draining channel is provided with an upper opening; the movable cover device is arranged on the shell and used for blocking the upper opening of the sewage draining channel.

The movable cover device comprises a movable seat movably arranged in the shell, a blocking head arranged on the movable seat and used for blocking an opening on the sewage discharge channel, and an elastic reset element; the elastic reset element is arranged between the movable seat and the shell and is used for providing elastic force for urging the movable seat to face the upper opening of the sewage channel.

The filter screen comprises a rotating shaft and a filter screen cover; the rotating shaft is in rotating and sealing fit with the shell, and the filter screen is connected to the rotating shaft.

And a transmission mechanism is connected between the rotating shaft and the movable seat.

The transmission mechanism comprises a movable rack and a gear; the movable rack is movably arranged on the shell and is connected with the movable seat; the gear is fixed on the rotating shaft and is meshed with the movable rack.

The rotating shaft is sleeved with a torsion spring, one elastic arm of the torsion spring is connected to the shell, and the other elastic arm is fixed to the gear.

The elastic reset element is a spring, one end of the spring abuts against the movable seat, and the other end of the spring abuts against the shell.

The filter screen is provided with a clamping part, and the shell is provided with a clamping groove for clamping the clamping part to be matched when the filter screen is positioned at the upper end of the oil return channel.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a prevent blockking up oil return pipe, it is through adopting the combination design of intercommunication body, oil return body, blowdown body and connector to through the reasonable connector that sets up, thereby through rotating the filter screen, can rotate the filter screen to the upper end of blowdown passageway, make the filth on the filter screen can be discharged away through blowdown passageway, need not operating personnel manual dismantlement filter screen clearance filth, can conveniently use; moreover, the transmission mechanism is adopted, so that the rotating shaft is linked with the movable seat, and the operation is convenient and quick.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the present invention in an oil return state;

FIG. 3 is a schematic view of a state in which the filter screen is cleaned of contaminants;

FIG. 4 is an exploded view of the connector;

in the figure: 10. a communicating pipe body; 20. an oil return pipe body; 30. a sewage draining pipe body; 40. a connector; 41. a housing; 42. An oil inlet channel; 43. an oil return passage; 44. a guide surface; 45. a trapway; 50. a movable cover device; 51. a movable seat; 52. plugging a plug; 53. an elastic reset element; 54. a connecting rod; 55. a limiting sleeve; 56. a holding portion; 60. filtering with a screen; 61. a rotating shaft; 63. a clamping part; 70. a transmission mechanism; 71. a movable rack; 72. a gear; 73. a guide rail; 80. a housing.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1-4, an anti-clogging oil return pipeline comprises a communication pipe body 10, an oil return pipe body 20, a sewage drain pipe body 30, and a connector 40; the connector 40 comprises a shell 41, a filter screen 60 and a movable cover device 50, wherein an oil inlet channel 42, an oil return channel 43 and a sewage discharge channel 45 are arranged on the shell 41; the oil inlet channel 42 is connected with the communicating pipe body 10, the lower end of the oil return channel 43 is connected with the oil return pipe body 20, and the lower end of the sewage discharge channel 45 is connected with the sewage discharge pipe body 30; the upper end of the oil return channel 43 is communicated with the oil inlet channel 42, and the sewage discharge channel 45 is positioned on one side of the oil return channel 43; the filter screen 60 is rotatably installed on the housing 41 and can rotate between the upper end of the oil return passage 43 and the upper end of the drain passage 45; the upper end of the trapway 45 has an upper opening; the movable cover device 50 is mounted on the housing 41 and serves to close off the upper opening of the trapway 45.

In the oil return process, the filter screen 60 is located in the upper end of the oil return channel 43, the movable cover device 50 seals the upper opening of the sewage discharge channel 45, and the lubricating oil flows into the oil inlet channel 42 from the communication pipe body 10, is filtered by the filter screen 60, and then flows to the oil return pipe body 20 from the oil return pipeline for oil return. And when stopping oil return during operation, if need clear away the filth on the filter screen 60, rotate to the upper end of trapway 45 through filter screen 60, can pour the filth on the filter screen 60 into trapway 45 in, and discharge through blowdown body 30, therefore, the utility model provides a pair of prevent blockking up oil return pipeline, it is through adopting intercommunication body 10, oil return body 20, blowdown body 30 and connector 40's combination design, and through rationally setting up connector 40 to through rotating filter screen 60, alright rotate filter screen 60 to the upper end of trapway 45, make the filth on the filter screen 60 can be discharged through trapway 45, need not the manual removal filter screen 60 of operating personnel and clear up the filth, can conveniently in the use.

Preferably, the movable cover device 50 comprises a movable seat 51 movably mounted in the housing 41, a blocking head 52 disposed on the movable seat 51 and used for blocking the opening of the trapway 45, and an elastic return element 53; the resilient return element 53 is disposed between the movable seat 51 and the housing 41 and is adapted to provide a resilient force urging the movable seat 51 towards the upper opening of the trapway 45. During the oil return process, the filter screen 60 is located at the upper end of the oil return channel 43, and at this time, the blocking head 52 keeps blocking the upper opening of the drainage channel 45 under the elastic force of the elastic reset element 53. The movable cover device 50 adopts a combined design of the movable seat 51, the blocking head 52 and the elastic reset element 53, so that the cost can be reduced.

The filter screen 60 comprises a rotating shaft 61 and a filter screen cover; the rotating shaft 61 and the shell 41 are in rotating and sealing fit, and the filter screen is connected to the rotating shaft 61. When the filter screen is used, the filter screen can be driven to rotate by the rotation of the rotating shaft 61.

Preferably, a guide surface 44 is formed on one end surface of the sewage draining channel 45 close to the filter screen cover, the guide surface 44 gradually inclines upwards from one side close to the middle of the sewage draining channel 45 to one side far away from the middle of the sewage draining channel 45, and if the dirt on the filter screen cover falls on the maiden at the section of the sewage draining channel 45, the dirt can be guided into the sewage draining channel 45 through the guide surface 44, so that the phenomenon of dirt residue is reduced. Specifically, the plugging head 52 is provided with an inclined mating surface which is matched with the guiding surface 44. In order to further improve the sealing effect, during actual design, an embedding groove can be further arranged on the inclined matching surface, and a first sealing ring is embedded in the embedding groove.

Preferably, a transmission mechanism 70 is connected between the rotating shaft 61 and the movable base 51. The transmission mechanism 70 comprises a movable rack 71 and a gear 72; the movable rack 71 is movably arranged on the shell 41 and is connected with the movable seat 51; the gear 72 is fixed to the rotating shaft 61 and is engaged with the movable rack 71. And when using, remove seat 51 through the pulling, make the shutoff head 52 toward keeping away from the upper shed direction removal of blowdown passageway 45, so that the upper shed of blowdown passageway 45 is open, meanwhile, movable rack 71 removes along with removing seat 51, gear 72 rotates under movable rack 71's drive effect, and drive filter screen 60 and rotate to the upper end of blowdown passageway 45, thereby can pour the filth into blowdown passageway 45, therefore, through adopting drive mechanism 70, and through rationally setting up drive mechanism 70, thereby when the pulling removes seat 51, alright open the upper shed of blowdown passageway 45, and can drive filter screen 60 and rotate, thereby make the operation comparatively simple, convenient, can save time.

Specifically, the housing 41 is provided with the guide rail 73, the movable rack 71 is provided with the slider in sliding fit with the guide rail 73, and by adopting the above structure, the movable rack 71 can be movably mounted on the housing 41, so that the mounting is convenient, and the moving smoothness of the movable rack 71 can be improved.

Preferably, the movable rack 71, the gear 72 and the guide rail 73 are located outside the housing 41, the housing 80 is fixed on the housing 41, and the movable rack 71, the gear 72 and the guide rail 73 are located inside the housing 80, so that the movable rack 71 and the gear 72 can be protected, and the damage phenomenon can be reduced.

The elastic restoring element 53 is a spring, one end of which abuts against the moving seat 51, and the other end of which abuts against the housing 41.

Specifically, the cover is equipped with the torsional spring on the axis of rotation 61, one of them elastic arm of torsional spring is connected on casing 41, another elastic arm is fixed on gear 72, thereby treat that the filter screen panel upset is emptyd the filth after and when removing seat 51 through the release, remove seat 51 and can reset under the elastic action of elasticity reset element 53, axis of rotation 61 can reset under the elastic action of torsional spring and make filter screen 60 rotate to the upper end of oil return channel 43, therefore on the basis that adopts elasticity reset element 53, reunion torsional spring, thereby can increase the restoring force that removes seat 51, axis of rotation 61, improve the reset rate that removes seat 51, axis of rotation 61.

Preferably, the movable base 51 includes a connecting rod 54, a limiting sleeve 55 disposed on the connecting rod 54, and a holding portion 56 extending out of the housing 41; the spring is mounted between the stop collar 55 and the housing 41. The connecting rod 54 is inserted into the through hole of the housing 41, and is in sliding and sealing fit with the housing 41, the holding portion 56 is connected to one end of the connecting rod 54, and the plugging head 52 is connected to the other end of the connecting rod 54.

The filter screen 60 is provided with the clamping portion 63, the shell 41 is provided with a clamping groove for clamping the clamping portion 63 to be matched when the filter screen 60 is positioned at the upper end of the oil return channel 43, and by adopting the structure, when the filter screen 60 is reset under the elastic force action of the torsion spring, the clamping portion 63 is clamped in the clamping groove, so that the placing stability of the filter screen cover can be improved. Specifically, the lower end of the filter screen cover is further provided with a second sealing ring which is used for being matched with the top end face of the oil return channel 43 in a sealing mode, so that the sealing effect of the filter screen cover can be ensured.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (8)

1. The utility model provides a prevent blockking up oil return pipeline which characterized in that: comprises a communicating pipe body, an oil return pipe body, a sewage draining pipe body and a connector; the connector comprises a shell, a filter screen and a movable cover device, wherein an oil inlet channel, an oil return channel and a sewage discharge channel are arranged on the shell; the oil inlet channel is connected with the communicating pipe body, the lower end of the oil return channel is connected with the oil return pipe body, and the lower end of the sewage discharge channel is connected with the sewage discharge pipe body; the upper end of the oil return channel is communicated with the oil inlet channel, and the sewage draining channel is positioned on one side of the oil return channel; the filter screen is rotatably arranged on the shell and can rotate between the upper end of the oil return channel and the upper end of the sewage discharge channel; the upper end of the sewage draining channel is provided with an upper opening; the movable cover device is arranged on the shell and used for blocking the upper opening of the sewage draining channel.

2. The anti-clogging oil return conduit according to claim 1, wherein: the movable cover device comprises a movable seat movably arranged in the shell, a blocking head arranged on the movable seat and used for blocking an opening on the sewage discharge channel, and an elastic reset element; the elastic reset element is arranged between the movable seat and the shell and is used for providing elastic force for urging the movable seat to face the upper opening of the sewage channel.

3. The anti-clogging oil return conduit according to claim 2, wherein: the filter screen comprises a rotating shaft and a filter screen cover; the rotating shaft is in rotating and sealing fit with the shell, and the filter screen is connected to the rotating shaft.

4. The anti-clogging oil return conduit according to claim 3, wherein: and a transmission mechanism is connected between the rotating shaft and the movable seat.

5. The anti-clogging oil return conduit according to claim 4, wherein: the transmission mechanism comprises a movable rack and a gear; the movable rack is movably arranged on the shell and is connected with the movable seat; the gear is fixed on the rotating shaft and is meshed with the movable rack.

6. The anti-clogging oil return conduit according to claim 5, wherein: the rotating shaft is sleeved with a torsion spring, one elastic arm of the torsion spring is connected to the shell, and the other elastic arm is fixed to the gear.

7. The anti-clogging oil return conduit according to claim 3, wherein: the elastic reset element is a spring, one end of the spring abuts against the movable seat, and the other end of the spring abuts against the shell.

8. The anti-clogging oil return conduit according to claim 1, wherein: the filter screen is provided with a clamping part, and the shell is provided with a clamping groove for clamping the clamping part to be matched when the filter screen is positioned at the upper end of the oil return channel.

Images