CN216055601U - Commutator convenient to lubricate - Google Patents

Abstract

The utility model discloses a commutator convenient to lubricate, which comprises a commutator body, wherein an oil storage cavity is formed in the outer edge of the top end of the commutator body, the bottom end of the oil storage cavity is connected with an annular groove, the bottom end of the annular groove is connected with a first oil pipeline, the bottom end of the first oil pipeline is connected with a first oil injection hole channel, the bottom of the first oil injection hole channel is connected with a second oil pipeline, the bottom end of the second oil pipeline is connected with a second oil injection hole channel, the bottom of the second oil injection hole channel is connected with a third oil pipeline, and the bottom end of the third oil pipeline is connected with a third oil injection hole channel. This commutator convenient to lubricate passes through inlet port, oil storage chamber, ring channel, first oil pipeline, first oiling pore, second oil pipeline, second oiling pore, third oil pipeline and third oiling pore's effect to can realize carrying out even lubrication to the inside of commutator body, reduce frictional force, extension equipment life.

Description

Commutator convenient to lubricate

Technical Field

The utility model relates to the technical field of commutator correlation, in particular to a commutator convenient to lubricate.

Background

The commutator is a part used as current commutation on a direct current motor and an alternating current series motor, in order to enable the motor to continuously rotate, the commutator is commonly called a commutator, a plurality of contact pieces are encircled into a circle and are respectively connected with each contact on a rotor, two electrodes connected outside are called brushes to be contacted with the contact, and only two of the brushes are contacted with the contact.

However, the existing commutator generally only can be coated with lubricant on the surface, so that the friction force between the surface of the commutator and other parts is reduced, and when the inside of the commutator needs to be lubricated, the lubricant needs to be coated on the surface of the commutator manually and intermittently, so that the lubricant permeates into the inside of the commutator, which wastes time and labor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a commutator convenient to lubricate, which solves the problems that the existing commutator in the prior art can only be coated with lubricant on the surface, the friction between the surface of the commutator and other parts is reduced, and when the interior of the commutator needs to be lubricated, the surface of the commutator needs to be coated with the lubricant by manual intermission, so that the lubricant permeates into the interior of the commutator, and time and labor are wasted.

In order to achieve the purpose, the utility model provides the following technical scheme: a commutator convenient for lubrication comprises a commutator body, an oil storage cavity, an annular groove, a first oil pipeline, a first oil injection hole, a second oil pipeline, a second oil injection hole, a third oil pipeline, a third oil injection hole, an oil inlet hole, an oil cover, a partition plate, a disc, a worm wheel, a positive screw and a negative screw, a movable plate, a semi-circular plate and a through hole, wherein a plurality of oil inlet holes are formed in the inner wall of the commutator body at equal intervals from top to bottom, the oil storage cavity is formed in the outer edge of the top end of the commutator body, the bottom end of the oil storage cavity is connected with the annular groove, the bottom end of the annular groove is connected with a plurality of first oil pipelines at equal intervals, the bottom end of each first oil pipeline is connected with the first oil injection hole which is obliquely arranged, the bottom center of each first oil hole is connected with the second oil pipeline, and the bottom end of each second oil pipeline is connected with the second oil hole which is obliquely arranged, every the bottom center in second oiling pore all is connected with the third oil pipeline that is the slope and sets up, every the bottom of third oil pipeline all is connected with the third oiling pore that is the slope and sets up, every the bottom in first oiling pore, second oiling pore and third oiling pore all is connected with corresponding the inlet port.

Preferably, the top ends of the second oil conveying pipeline and the third oil conveying pipeline respectively penetrate and extend into the corresponding first oil injection pore passage and the corresponding second oil injection pore passage, and the length sizes of the first oil injection pore passage, the second oil injection pore passage and the third oil injection pore passage are gradually reduced.

Preferably, an oil cover is arranged at the top of the oil storage cavity, and the top end surface of the oil cover and the commutator body are on the same horizontal line.

Preferably, a partition plate is arranged at the joint of the oil storage cavity and the annular groove, a through hole is formed in the center of the partition plate, and an opening and closing assembly is arranged in the through hole.

Preferably, the subassembly that opens and shuts is including setting up the disc in commutator body one side, the one end fixedly connected with worm of disc, the one end of worm runs through and extends to the baffle inner gearing and is connected with the worm wheel, the positive and negative screw rod of one side fixedly connected with of worm wheel, the both ends symmetry of positive and negative screw rod runs through there is the movable plate, two through threaded connection the semicircle board is all welded to the one end of movable plate.

Preferably, the two semicircular plates are matched with the through hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the commutator convenient to lubricate has the advantages that the commutator body can be lubricated uniformly through the action of the oil inlet hole, the oil storage cavity, the annular groove, the first oil pipeline, the first oil injection pore channel, the second oil pipeline, the second oil injection pore channel, the third oil pipeline and the third oil injection pore channel, so that the friction force is reduced, and the service life of equipment is prolonged;

2. the commutator convenient to lubricate can not only play a role of protecting an oil storage cavity through the action of the oil cover, but also avoid damage to the work of the commutator body due to the protrusion;

3. this commutator convenient to it is lubricated through the effect of mutually supporting between disc, worm wheel, positive and negative screw rod, movable plate and the semicircle to can effectual realization be convenient for refuel the lubrication in real time according to the demand to the switch closure in oil storage chamber.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the commutator body according to the present invention;

FIG. 3 is a schematic view of the separator structure of the present invention;

fig. 4 is a schematic structural diagram of the opening and closing assembly of the present invention.

In the figure: 1. a commutator body; 2. an oil storage chamber; 3. an annular groove; 4. a first oil transport pipeline; 5. a first oil injection hole passage; 6. a second oil transport pipeline; 7. a second oil injection hole passage; 8. a third oil transport pipeline; 9. a third oil injection hole passage; 10. an oil inlet hole; 11. an oil cover; 12. a partition plate; 13. a disc; 14. a worm; 15. A worm gear; 16. a positive and negative screw; 17. moving the plate; 18. a semicircular plate; 19. and a through hole.

Detailed Description

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.

Referring to fig. 1-4, the present invention provides a technical solution: a commutator convenient for lubrication comprises a commutator body 1, an oil storage cavity 2, an annular groove 3, a first oil pipeline 4, a first oil injection pore passage 5, a second oil pipeline 6, a second oil injection pore passage 7, a third oil pipeline 8, a third oil injection pore passage 9, oil inlet holes 10, an oil cover 11, a partition plate 12, a disc 13, a worm 14, a worm wheel 15, a positive and negative screw rod 16, a movable plate 17, a semi-circular plate 18 and a through hole 19, wherein the inner wall of the commutator body 1 is provided with a plurality of oil inlet holes 10 at equal intervals from top to bottom, the oil storage cavity 2 is arranged at the outer edge of the top end of the commutator body 1, the bottom end of the oil storage cavity 2 is connected with the annular groove 3, the bottom end of the annular groove 3 is connected with a plurality of the first oil pipeline 4 at equal intervals, the bottom end of each first oil pipeline 4 is connected with the first oil injection pore passage 5 which is obliquely arranged, and the center of the bottom of each first oil pipeline 5 is connected with the second oil pipeline 6, the bottom end of each second oil pipeline 6 is connected with a second oil injection pore channel 7 which is obliquely arranged, the center of the bottom of each second oil injection pore channel 7 is connected with a third oil pipeline 8 which is obliquely arranged, the bottom end of each third oil pipeline 8 is connected with a third oil injection pore channel 9 which is obliquely arranged, the bottom ends of each first oil injection pore channel 5, the second oil injection pore channel 7 and the third oil injection pore channel 9 are connected with corresponding oil inlet holes 10, and the oil inlet holes 10, the oil storage cavity 2, the annular groove 3, the first oil pipeline 4, the first oil injection pore channel 5, the second oil pipeline 6, the second oil injection pore channel 7, the third oil injection pore channel 8 and the third oil injection pore channel 9 play a role in uniformly lubricating the interior of the commutator body 1, reducing friction force and prolonging the service life of equipment;

the top ends of the second oil conveying pipeline 6 and the third oil conveying pipeline 8 respectively penetrate through and extend into the corresponding first oil injection pore passage 5 and the corresponding second oil injection pore passage 7, the length sizes of the first oil injection pore passage 5, the second oil injection pore passage 7 and the third oil injection pore passage 9 are gradually reduced, an oil cover 11 is arranged at the top of the oil storage cavity 2, the top end surface of the oil cover 11 and the commutator body 1 are positioned on the same horizontal line, and the oil cover 11 plays a role in protecting the oil storage cavity 2 and can avoid damage to the work of the commutator body 1 due to protrusion;

the department that is connected with ring channel 3 in oil storage chamber 2 is equipped with baffle 12, through-hole 19 has been seted up in the center department of baffle 12, be equipped with the subassembly that opens and shuts in the through-hole 19, the subassembly that opens and shuts is including setting up the disc 13 in commutator body 1 one side, the one end fixedly connected with worm 14 of disc 13, the one end of worm 14 runs through and extends to baffle 12 internal gearing and is connected with worm wheel 15, one side fixedly connected with positive and negative screw rod 16 of worm wheel 15, the both ends symmetry of positive and negative screw rod 16 runs through there is movable plate 17 through threaded connection, two semicircular plate 18 has all been welded to the one end of movable plate 17, two semicircular plate 18 is the cooperation setting with through-hole 19, through the effect of mutually supporting between disc 13, worm 14, worm wheel 15, positive and negative screw rod 16, 17 and the semicircle to can effectually realize that the movable plate is closed to the switch of oil storage chamber 2, the oil can be conveniently added for lubrication in real time according to the requirement.

The working principle is as follows: for the commutator convenient for lubrication, firstly, the disc 13 is rotated manually, the disc 13 rotates to drive the worm 14 to rotate, the worm 14 is meshed to drive the worm wheel 15 to rotate, the worm wheel 15 rotates to drive the positive and negative screw rods 16 to rotate, the positive and negative screw rods 16 rotate to drive the two moving plates 17 to move oppositely through threads, the two moving plates 17 move to drive the semi-circular plate 18 to move to open the leakage through hole 19, the lubricating oil in the oil storage cavity 2 flows into the annular groove 3, the lubricating oil in the annular groove 3 flows into the first oil filling pore passage 5 through the plurality of first oil pipelines 4, the lubricating oil in the first oil filling pore passage 5 flows into the second oil filling pore passage 7 through the second oil pipeline 6, the lubricating oil in the second oil filling pore passage 7 flows into the third oil filling pore passage 9 through the third oil pipeline 8, and then the lubricating oil in each of the first oil filling pore passage 5, the second oil filling pore passage 7 and the third oil filling pore passage 9 flows into the commutator body 1 through the corresponding oil inlet 10 for lubrication, the whole using process of the commutator convenient for lubrication is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (6)

1. The utility model provides a commutator convenient to it is lubricated, includes commutator body (1), oil storage chamber (2), ring channel (3), first oil pipeline (4), first oiling pore (5), second oil pipeline (6), second oiling pore (7), third oil pipeline (8), third oiling pore (9), inlet port (10), oil cap (11), baffle (12), disc (13), worm (14), worm wheel (15), positive and negative screw rod (16), movable plate (17), semicircle board (18), through-hole (19), its characterized in that: the oil filling device is characterized in that a plurality of oil inlet holes (10) are formed in the inner wall of the commutator body (1) at equal intervals from top to bottom, an oil storage cavity (2) is formed in the outer edge of the top end of the commutator body (1), the bottom end of the oil storage cavity (2) is connected with an annular groove (3), the bottom end of the annular groove (3) is connected with a plurality of first oil conveying pipelines (4) at equal intervals, the bottom end of each first oil conveying pipeline (4) is connected with a first oil filling hole (5) in an inclined arrangement, the bottom center of each first oil filling hole (5) is connected with a second oil conveying pipeline (6), the bottom end of each second oil conveying pipeline (6) is connected with a second oil filling hole (7) in an inclined arrangement, the bottom center of each second oil filling hole (7) is connected with a third oil conveying pipeline (8) in an inclined arrangement, and the bottom end of each third oil conveying pipeline (8) is connected with a third oil filling hole (9) in an inclined arrangement, the bottom ends of the first oil injection pore channel (5), the second oil injection pore channel (7) and the third oil injection pore channel (9) are connected with corresponding oil inlet holes (10).

2. A commutator for facilitating lubrication as claimed in claim 1, wherein: every the top of second oil pipeline (6) and third oil pipeline (8) is equallyd divide and is run through respectively and extend to corresponding in first oiling pore (5) and second oiling pore (7), the length dimension of first oiling pore (5), second oiling pore (7) and third oiling pore (9) reduces gradually.

3. A commutator for facilitating lubrication as claimed in claim 1, wherein: the top in oil storage chamber (2) is equipped with oil cover (11), the top surface and commutator body (1) of oil cover (11) are in same water flat line.

4. A commutator for facilitating lubrication as claimed in claim 1, wherein: the oil storage cavity (2) is provided with a partition plate (12) at the joint with the annular groove (3), a through hole (19) is formed in the center of the partition plate (12), and an opening and closing assembly is arranged in the through hole (19).

5. A commutator for facilitating lubrication according to claim 4, in which: the subassembly that opens and shuts is including setting up disc (13) in commutator body (1) one side, the one end fixedly connected with worm (14) of disc (13), the one end of worm (14) runs through to extend to baffle (12) inner gearing and is connected with worm wheel (15), positive and negative screw rod (16) of one side fixedly connected with of worm wheel (15), the both ends symmetry of positive and negative screw rod (16) runs through and has movable plate (17), two through threaded connection half circular plate (18) have all been welded to the one end of movable plate (17).

6. A commutator for facilitating lubrication according to claim 5, in which: the two semicircular plates (18) are matched with the through hole (19).

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