CN216414013U

CN216414013U - Wear-resisting type servo motor stator that dispels heat by force

Info

Publication number: CN216414013U
Application number: CN202122532955.XU
Authority: CN
Inventors: 陈露瑜
Original assignee: Wenling Zhonghao Motor Parts Co ltd
Current assignee: Wenling Zhonghao Motor Parts Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-29
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a wear-resistant strong heat dissipation servo motor stator, which comprises a stator core, wherein a base is arranged on the outer side of the stator core, the stator core comprises stator laminations, the stator laminations are in a plurality of groups, opposite sides of a plurality of groups of stator laminations are fixedly connected and correspondingly arranged, the inner walls of the plurality of groups of stator laminations are fixedly connected with limit blocks, the limit blocks are provided with a plurality of groups and distributed in an annular array, one ends of the plurality of groups of limit blocks, which are far away from the stator laminations, are fixedly connected with arc-shaped blocks, winding grooves for winding stator windings are arranged among the plurality of groups of limit blocks, the upper surfaces and the lower surfaces of the stator laminations, which are positioned in the winding grooves, are respectively provided with a ventilation groove, the ventilation grooves are provided with a plurality of groups and distributed in an annular array, the inner walls of two adjacent groups of ventilation grooves are inserted and connected with a second heat dissipation pipe, and the cooperation between the second heat dissipation pipe which is connected in a penetrating way through the second heat dissipation pipe is facilitated, so that the heat in the stator can be rapidly dissipated.

Description

Wear-resisting type servo motor stator that dispels heat by force

Technical Field

The utility model relates to the technical field of motors, in particular to a wear-resistant strong-heat-dissipation servo motor stator.

Background

The stator is a fixed part of the machine and consists of a stator core, a stator winding and a machine base. The stator mainly functions to generate a rotating magnetic field, and the rotor mainly functions to be cut by magnetic lines in the rotating magnetic field to generate (output) current.

The stator is very extensive in the application of motor, is an indispensable part in the motor work, and in mechanical equipment daily work, servo motor in the operation leads to the iron core to generate heat because the existence of stator core hysteresis loss and eddy current loss, and traditional servo motor stator has heat dispersion poor, leads to the stator to be long-term in high heat environment, takes place the damage easily, and then causes the problem of the life greatly reduced of stator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wear-resistant strong-heat-dissipation servo motor stator which has the advantage of strong heat dissipation and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wear-resisting type servo motor stator that dispels heat by force, includes stator core, the stator core outside is equipped with the frame, stator core includes the stator lamination, the stator lamination is the multiunit, the multiunit the stator lamination opposite side is fixed connection and corresponds the setting, the multiunit the equal fixedly connected with stopper of stator lamination inner wall, the stopper has multiunit and multiunit stopper to distribute for the annular array, the multiunit the equal fixedly connected with arc piece of one end that the stator lamination was kept away from to the stopper, the multiunit be equipped with the wire winding groove that is used for twining stator winding between the stopper, the wire winding groove has the multiunit, the ventilation groove has all been seted up with the lower surface to the upper surface that the stator lamination is located the wire winding groove, the ventilation groove has multiunit and multiunit ventilation groove to distribute for the annular array, and adjacent two sets of ventilation inslot wall interpolation is connected with cooling tube two.

Preferably, the multiunit the through hole has all been seted up in the stator lamination, the through hole has multiunit and multiunit through hole and multiunit ventilation groove one-to-one setting, the multiunit all through connection has the cooling tube one in the through hole, cooling tube one has the multiunit, the multiunit two one end through connection that are close to cooling tube one of cooling tube two are in cooling tube one, cooling tube one all scribbles the radiating film with two inner walls of cooling tube.

Preferably, the multiunit the stator lamination outside has all been seted up the draw-in groove, the draw-in groove has multiunit and multiunit draw-in groove ring array to distribute, the multiunit the draw-in groove that the stator lamination outside was seted up is arranged perpendicularly, the multiunit equal block in the draw-in groove is connected with spacing, spacing has the multiunit, the multiunit spacing one side symmetry fixed connection that the draw-in groove was kept away from to spacing is on the frame inner wall, frame inner wall fixedly connected with baffle, the baffle has the multiunit, the multiunit the baffle sets up respectively between adjacent two sets of spacing, the multiunit the baffle is carried on the back in the laminating of one side of frame and is connected on multiunit stator lamination outside profile, the material of baffle is metal copper.

Preferably, the stator lamination is annular, and the thickness of the stator lamination is 45 mm.

Preferably, the ventilation groove is semicircular, and the diameter of the ventilation groove is 10 mm.

Preferably, the corresponding screw thread is all seted up with the inner wall of cooling tube two to the tip outside surface of cooling tube one run-through connection cooling tube two, cooling tube two tip threaded connection is on a cooling tube inner wall, the material of cooling tube one and cooling tube two is metallic copper.

Preferably, the material of heat dissipation membrane is graphite alkene, the thickness of graphite alkene is 150 um.

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

according to the utility model, through the matching between the radiating pipe II which is inserted and connected in the ventilating groove and the radiating pipe I which is connected with the radiating pipe II in a penetrating way, the heat in the stator can be rapidly radiated from the inside, and meanwhile, the heat conduction can be further carried out on the outer side of the stator core through the partition plate made of the metal copper material, so that the radiating effect of the stator is further improved, the problems that the stator is easily damaged in a high-heat environment for a long time and the service life of the stator is greatly reduced due to the poor radiating performance of the traditional servo motor stator are solved, and the effect of rapidly radiating the heat generated in the motor when the servo motor works is achieved.

Drawings

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

FIG. 2 is a schematic structural view of a stator core according to the present invention;

FIG. 3 is a schematic view of the construction of a stator lamination of the present invention;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 1 according to the present invention;

fig. 5 is a schematic structural diagram of a first heat dissipation tube and a second heat dissipation tube according to the present invention.

In the figure: 1. a machine base; 2. a stator core; 3. a limiting strip; 4. a partition plate; 5. a through hole; 6. a first radiating pipe; 7. a ventilation slot; 8. a second radiating pipe; 9. a card slot; 10. a limiting block; 11. an arc-shaped block; 12. a winding slot; 13. a heat dissipating film; 14. the stator lamination.

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 to 5, the present invention provides a technical solution: the utility model provides a wear-resisting type servo motor stator that dispels heat by force, including

stator core

2, 2 outsides of stator core are equipped with frame 1, stator core 2 includes stator lamination 14, stator lamination 14 is the multiunit, 14 opposite sides of multiunit stator lamination are fixed connection and correspond the setting, the equal fixedly connected with stopper 10 of 14 inner walls of multiunit stator lamination, stopper 10 has multiunit and multiunit stopper 10 to distribute for the annular array, the equal fixedly connected with arc piece 11 of one end that stator lamination 14 was kept away from to multiunit stopper 10, be equipped with winding wire 12 that is used for twining stator winding between the multiunit stopper 10, winding wire 12 has the multiunit, ventilation groove 7 has all been seted up with the lower surface to upper surface that stator lamination 14 is located winding wire 12, ventilation groove 7 has multiunit and multiunit ventilation groove 7 to distribute for the annular array, adjacent two sets of ventilation groove 7 inner wall insertion are connected with cooling tube two 8.

Wire winding 12 between multiunit stopper 10 and the arc piece 11 through 14 inner wall fixed connection of multiunit stator lamination makes things convenient for stator winding to twine, and two 8 multiunit cooling tubes that 7 inner walls of multiunit ventilation groove are inserted and are closed the cooling tube of connecting distribute for annular array, can conduct the external world with the heat in the stator greatly, promote the radiating effect of stator.

All seted up through hole 5 in the multiunit stator lamination 14, through hole 5 has multiunit and multiunit through

hole

5 and 7 one-to-one settings in multiunit ventilation slot, all through connection has cooling tube one 6 in the multiunit through hole 5, and cooling tube one 6 has the multiunit, and one end through connection that multiunit cooling tube two 8 are close to cooling tube one 6 is in cooling tube one 6, and cooling tube one 6 all scribbles radiating film 13 with two 8 inner walls of cooling tube.

Through two 8 one end screw thread through connections of multiunit cooling tube in cooling tube 6, can be so that two 8 of the cooling tubes that the interpolation that sets up in multiunit stator lamination 14 was connected communicate each other with the cooling tube to can be with the inside heat of multiunit stator lamination 14 from two 8 internal conduction entering cooling tube 6 of multiunit cooling tube, and then promoted 14 radiating effect of stator lamination greatly.

Draw-in groove 9 has all been seted up in the 14 outsides of multiunit stator lamination, draw-in groove 9 has multiunit and the distribution of multiunit draw-in groove 9 ring array, draw-in groove 9 that the 14 outsides of multiunit stator lamination was seted up is vertical arrangement, all the block is connected with spacing 3 in the multiunit draw-in groove 9, spacing 3 has the multiunit, the spacing 3 lateral symmetry fixed connection that keeps away from draw-in groove 9 of multiunit is on 1 inner wall of frame, 1 inner wall fixedly connected with baffle 4 of frame, baffle 4 has the multiunit, multiunit baffle 4 sets up respectively between adjacent two sets of spacing 3, multiunit baffle 4 is carried on the back in one side laminating of frame 1 and is connected on the 14 outside profiles of multiunit stator lamination, baffle 4's material is metallic copper.

Through the material of cooling tube one 6 and cooling tube two 8 be metal copper, and the graphite alkene heat dissipation membrane 13 that the pipeline inner wall all paintd, can furthest's promotion cooling tube one 6 and cooling tube two 8 give off to 14 inside thermal of stator lamination, promote the radiating effect.

The stator lamination 14 is ring-shaped and the thickness of the stator lamination 14 is 45 mm.

The stator core 2 formed by fixedly connecting a plurality of groups of annular stator laminations 14 has good wear resistance and heat dissipation effect.

The ventilation groove 7 is semicircular, and the diameter of the ventilation groove 7 is 10 mm.

Through the semicircular ventilation grooves 7 formed in the inner wall of the stator lamination 14, when two groups of stator laminations 14 are attached together, the semicircular ventilation grooves 7 formed in two corresponding positions can form a complete circular ventilation groove 7, so that the dissipation of the stator lamination 14 to the heat inside the stator is enlarged, and the insertion connection of the radiating pipe two 8 is facilitated.

The corresponding screw thread has all been seted up with the inner wall of two 8 of cooling tube to the tip outside surface of two 8 through connection cooling tubes of cooling tube, and two 8 tip threaded connection of cooling tube are on 6 inner walls of cooling tube, and the material of cooling tube 6 and two 8 of cooling tube is metallic copper.

Through two 8 one ends of cooling tube and 6 inner wall threaded connection of cooling tube, can play the effect of spacing centre gripping to every stator lamination 14, also can play the fixed effect in location to cooling tube 6 simultaneously, and cooperate cooling tube 6 good heat conductivity that the radiating effect that has further strengthened stator core 2 has through metal copper, can carry out dual heat dissipation to 2 inside and outer walls of stator core, further promote the radiating effect of stator.

The material of the heat dissipation film 13 is graphene, and the thickness of the graphene is 150 um.

Have high coefficient of heat conductivity through graphite alkene, can be in cooling tube 6 and cooling tube two 8 when the heat dissipation ventilation is carried out to stator core 2 internal heat, can further strengthen the radiating effect in stator core 2.

The working principle is as follows: firstly, the stator core 2 is composed of a plurality of groups of stator laminations 14, and a plurality of groups of limiting blocks 10 and arc-shaped blocks 11 which are fixedly connected with the inner walls of the plurality of groups of stator laminations 14 are convenient for the stator winding to wind through the winding slots 12.

When the servo motor starts to work, heat is gradually generated, the heat can be firstly radiated outwards from the ventilating grooves 7 formed in the inner walls of the stator laminations 14 of the groups, the ventilating grooves 7 formed in the inner walls of the stator laminations 14 of the groups are distributed in an annular array, the radiating effect of the stator laminations 14 on the interior of the stator is favorably enhanced, the radiating pipes 8 which are connected in an inserting mode through the inner walls of the ventilating grooves 7 of the groups are connected in the radiating pipes 6 in a penetrating mode through threads at one ends of the radiating pipes 8, the radiating pipes 8 which are connected in an inserting mode and formed in the stator laminations 14 of the groups can be communicated with the radiating pipes, the heat in the stator laminations 14 of the groups can be conducted from the radiating pipes 8 of the groups into the radiating pipes 6, the radiating effect of the stator laminations 14 is greatly improved, the radiating effect of the radiating pipes 6 and the radiating pipes 8 of the groups are made of metal copper, and the graphene radiating films 13 are coated on the inner walls of the pipelines, the heat dissipation of the first heat dissipation pipe 6 and the second heat dissipation pipe 8 to the interior of the stator lamination 14 can be improved to the maximum extent, and the heat dissipation effect is improved.

When the heat conducts to the outer wall from the 14 inner walls of stator lamination, copper baffle 4 through the outer wall laminating connection carries out the heat fast conduction once more for the heat gives off fast between baffle 4 and frame 1, further promotes the radiating effect of stator. The multiple groups of stator laminations 14 are connected in the machine base 1 through the clamping grooves 9 and the corresponding limiting strips 3 in a clamping mode, and the stator is beneficial to enhancing the heat dissipation effect of the stator and meanwhile is convenient to mount and dismount.

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

1. The utility model provides a servo motor stator dispels heat by force wear-resisting type, includes stator core (2), stator core (2) outside is equipped with frame (1), its characterized in that: the stator core (2) comprises a plurality of groups of stator laminations (14), the opposite sides of the stator laminations (14) are fixedly connected and correspondingly arranged, the inner walls of the stator laminations (14) are fixedly connected with limit blocks (10), the limiting blocks (10) are provided with a plurality of groups, the limiting blocks (10) are distributed in an annular array, arc-shaped blocks (11) are fixedly connected at one ends of the limiting blocks (10) far away from the stator lamination (14), winding grooves (12) for winding stator windings are arranged among the limiting blocks (10), the winding slots (12) are provided with a plurality of groups, the stator lamination (14) is provided with ventilation slots (7) on the upper surface and the lower surface of the winding slots (12), the ventilation groove (7) has multiunit and multiunit ventilation groove (7) to distribute for annular array, and is adjacent two sets of ventilation groove (7) inner wall is inserted and is closed and be connected with cooling tube two (8).

2. A wear-resistant strong heat dissipation servo motor stator according to claim 1, wherein: multiunit through hole (5) have all been seted up in stator lamination (14), through hole (5) have multiunit and multiunit through hole (5) and multiunit ventilation groove (7) one-to-one setting, multiunit all through connection has cooling tube (6) in through hole (5), cooling tube (6) have the multiunit, the multiunit one end through connection that two (8) of cooling tube are close to cooling tube (6) is in cooling tube (6), cooling tube (6) and two (8) inner walls of cooling tube have all been scribbled radiating film (13).

3. A wear-resistant strong heat dissipation servo motor stator according to claim 1, wherein: the outer sides of a plurality of groups of stator laminations (14) are respectively provided with a clamping groove (9), the clamping grooves (9) are distributed in an annular array, the clamping grooves (9) arranged on the outer sides of the plurality of groups of stator laminations (14) are vertically arranged, the plurality of groups of clamping grooves (9) are respectively connected with a limiting strip (3) in a clamping way, the limiting strips (3) are provided with a plurality of groups, one sides of the limiting strips (3) far away from the clamping grooves (9) are symmetrically and fixedly connected on the inner wall of the machine base (1), frame (1) inner wall fixedly connected with baffle (4), baffle (4) have the multiunit, multiunit baffle (4) set up respectively between adjacent two sets of spacing (3), the multiunit baffle (4) are carried on the back in one side laminating of frame (1) and are connected on multiunit stator lamination (14) outside profile, the material of baffle (4) is metal copper.

4. A wear-resistant strong heat dissipation servo motor stator according to claim 1, wherein: the stator lamination (14) is annular, and the thickness of stator lamination (14) is 45 mm.

5. A wear-resistant strong heat dissipation servo motor stator according to claim 1, wherein: the ventilation groove (7) is semicircular, and the diameter of the ventilation groove (7) is 10 mm.

6. A wear-resistant strong heat dissipation servo motor stator according to claim 2, wherein: the corresponding screw thread has all been seted up with the inner wall of cooling tube two (8) to the tip outside surface of cooling tube one (6) through connection cooling tube two (8), cooling tube two (8) tip threaded connection is on cooling tube one (6) inner wall, the material of cooling tube one (6) and cooling tube two (8) is metallic copper.

7. A wear-resistant strong heat dissipation servo motor stator according to claim 2, wherein: the material of heat dissipation membrane (13) is graphite alkene, the thickness of graphite alkene is 150 um.