CN212850153U

CN212850153U - Direct current motor with anti-electromagnetic interference assembly

Info

Publication number: CN212850153U
Application number: CN202022049868.4U
Authority: CN
Inventors: 郭祥锋
Original assignee: Jiangxi Mabuqi Motor Technology Co ltd
Current assignee: Jiangxi Mabuqi Motor Technology Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-03-30
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a direct current motor with anti-electromagnetic interference component, which comprises an outer shell, wherein the inner wall of the outer shell is welded with a connecting sleeve, a damping rod is connected in the damping sleeve in a sliding way, the damping sleeve is screwed on the surface of the direct current motor component, an inner damping spring is welded on the surface of the damping rod, an inner shell is fixed in the outer shell through the connecting sleeve, the outer shell effectively protects the inner shell and the direct current motor component in the inner shell, the direct current motor component is prevented from being damaged, a copper screen shielding net is fixed in the outer shell and the inner shell, the electromagnetic interference is effectively shielded, the service quality of a circuit board in the direct current motor component is ensured, when in use, a positioning rod slides in the positioning sleeve and enables the positioning sleeve to extrude the outer damping spring, the damping rod slides in the damping sleeve and extrudes the inner damping spring, the generated vibration is, is suitable for popularization.

Description

Direct current motor with anti-electromagnetic interference assembly

Technical Field

The utility model belongs to the technical field of the motor, specifically speaking relates to a direct current motor with anti-electromagnetic interference subassembly.

Background

The direct current motor is a rotating motor which can convert direct current electric energy into mechanical energy (a direct current motor) or convert mechanical energy into direct current electric energy (a direct current generator), and is a motor which can realize mutual conversion of direct current electric energy and mechanical energy.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a direct current motor with anti-electromagnetic interference subassembly, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic design is:

a direct current motor with an anti-electromagnetic interference assembly comprises an outer shell, wherein a connecting sleeve is welded on the inner wall of the outer shell, the connecting sleeve is welded on the outer side surface of an inner shell, a copper screen shielding net is screwed in the outer shell and the inner part of the inner shell, a positioning sleeve is screwed in the inner wall of the inner shell, a positioning rod is slidably connected in the positioning sleeve, the positioning rod is screwed on the surface of the direct current motor assembly, an outer damping spring is sleeved on the surface of the positioning rod, the outer damping spring is extruded on the surface of the positioning sleeve, a positioning sliding block is welded on the surface of the positioning rod, a positioning sliding groove is arranged in the positioning sleeve, the positioning sliding block is slidably connected in the positioning sliding groove, a supporting rod is welded on the surface of the positioning sleeve, a damping rod is slidably connected in the damping sleeve, the damping sleeve is screwed on the surface of, and the inner wall of the damping sleeve is welded with an inner damping spring, and the inner damping spring is welded on the surface of the damping rod.

The adapter sleeve is provided with the multiunit, and the adapter sleeve is the ring structure, and the even interval of multiunit adapter sleeve sets up, and the outside surface welding of adapter sleeve is at the inner wall of shell body, and the inboard surface welding of adapter sleeve is at the outside surface of interior casing.

The shell body all is equipped with the mounting groove with the inside of interior casing, and copper screen shielding net comprises braced frame and copper shielding net, and the welding of copper shielding net is at braced frame's inner wall, and braced frame spiro union is in the inside of mounting groove.

The locating sleeve is a circular frame structure, the locating rod is a circular rod-shaped structure, the locating rod is connected inside a concave part of the locating sleeve through a locating sliding block and a locating sliding groove in a sliding mode, the outer damping spring is sleeved on the surface of the outer side of the locating rod, and the protruding part of the locating sleeve extrudes the surface of the outer damping spring.

The bracing piece welding is in the outstanding part side surface of position sleeve, and the shock attenuation cover is circular frame structure, and the shock attenuation pole is round rod-shaped structure, and shock attenuation pole sliding connection is inside the sunk part of shock attenuation cover, and interior damping spring welds the side surface at the sunk part inner wall of shock attenuation cover and shock attenuation pole.

The damping rod is characterized in that positioning sliding blocks are welded at the end parts of the two side surfaces of the damping rod, a positioning sliding groove is formed in the inner end of the protruding part of the damping rod, and the damping rod is connected inside the sunken part of the damping sleeve in a sliding mode through the positioning sliding blocks and the positioning sliding groove.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

Fix the inside at the shell body through the adapter sleeve with interior casing, the shell body effectively protects interior casing and inside direct current motor subassembly thereof, it is impaired to avoid direct current motor subassembly, the shell body has copper screen shielding net with interior casing internal fixation, effectively shield electromagnetic interference, guarantee the quality of use of direct current motor subassembly inner circuit board, the locating lever slides in the position sleeve during use and makes position sleeve extrude outer damping spring, the shock attenuation pole slides and extrudees interior damping spring in the shock attenuation cover, effectively slow down the vibrations that produce, guarantee quality of use and life-span, moreover, the steam generator is simple in structure, and is suitable for popularization.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

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

FIG. 2 is a schematic view of the copper screen shielding net structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged view of the structure at B in fig. 1.

In the figure: 1. an outer housing; 2. connecting sleeves; 3. an inner housing; 4. a copper screen shielding net; 5. a positioning sleeve; 6. positioning a rod; 7. a DC motor assembly; 8. an outer damping spring; 9. positioning the sliding block; 10. positioning the chute; 11. a support bar; 12. a shock-absorbing sleeve; 13. a shock-absorbing lever; 14. an inner damping spring.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a direct current motor with an anti-electromagnetic interference assembly comprises an outer shell 1, wherein a connecting sleeve 2 is welded on the inner wall of the outer shell 1, the connecting sleeve 2 is welded on the outer side surface of an inner shell 3, the connecting sleeve 2 is provided with a plurality of groups, the connecting sleeve 2 is in a circular structure, the plurality of groups of connecting sleeves 2 are uniformly arranged at intervals, the outer side surface of the connecting sleeve 2 is welded on the inner wall of the outer shell 1, the inner side surface of the connecting sleeve 2 is welded on the outer side surface of the inner shell 3, the inner shell 3 is fixed inside the outer shell 1 through the connecting sleeve 2, the outer shell 1 effectively protects the inner shell 3 and a direct current motor assembly 7 inside the;

referring to fig. 1 and 2, copper screen shielding nets 4 are screwed inside the outer shell 1 and the inner shell 3, mounting grooves are formed inside the outer shell 1 and the inner shell 3, each copper screen shielding net 4 is composed of a supporting frame and a copper screen shielding net, the copper screen shielding nets are welded on the inner wall of the supporting frame, the supporting frame is screwed inside the mounting grooves, and in the process of using the direct current motor, electromagnetic interference is effectively shielded through the copper screen shielding nets 4 mounted inside the outer shell 1 and the inner shell 3, and a circuit board in the direct current motor assembly 7 is prevented from being damaged;

referring to fig. 3, a positioning sleeve 5 is screwed on the inner wall of an inner shell 3, a positioning rod 6 is slidably connected inside the positioning sleeve 5, the positioning rod 6 is screwed on the surface of a direct current motor assembly 7, an outer damping spring 8 is sleeved on the surface of the positioning rod 6, the outer damping spring 8 is extruded on the surface of the positioning sleeve 5, a positioning slider 9 is welded on the surface of the positioning rod 6, a positioning chute 10 is arranged inside the positioning sleeve 5, the positioning slider 9 is slidably connected inside the positioning chute 10, the positioning sleeve 5 is in a circular frame structure, the positioning rod 6 is in a round rod structure, the positioning rod 6 is slidably connected inside a concave part of the positioning sleeve 5 through the positioning slider 9 and the positioning chute 10, the outer damping spring 8 is sleeved on the outer side surface of the positioning rod 6, a protruding part of the positioning sleeve 5 is extruded on the surface of the outer damping spring 8, when vibration occurs, the positioning rod 6 slides inside the positioning sleeve 5 and enables the, the generated vibration is effectively slowed down, and the service quality and the service life of the direct current motor assembly 7 are ensured;

referring to fig. 4, a support rod 11 is welded on the surface of the positioning sleeve 5, a shock absorption rod 13 is welded on the surface of the support rod 11, the shock absorption rod 13 is slidably connected inside a shock absorption sleeve 12, the shock absorption sleeve 12 is screwed on the surface of the dc motor component 7, and the inner wall of the damping sleeve 12 is welded with an inner damping spring 14, the inner damping spring 14 is welded on the surface of the damping rod 13, the support rod 11 is welded on the side surface of the protruding part of the positioning sleeve 5, the damping sleeve 12 is in a circular frame structure, the damping rod 13 is in a round rod structure, the damping rod 13 is connected in the concave part of the damping sleeve 12 in a sliding way, the inner damping spring 14 is welded on the inner wall of the concave part of the damping sleeve 12 and the side surface of the damping rod 13, when vibration is generated, the damping rod 13 is positioned and slides in the damping sleeve 12 and extrudes the inner damping spring 14, so that the generated vibration is further reduced, and the use quality of the direct current motor assembly 7 is ensured;

referring to fig. 4, positioning sliding blocks 9 are welded at end portions of two side surfaces of a shock absorption rod 13, a positioning sliding groove 10 is formed in the inner end of the protruding portion of the shock absorption rod 13, the shock absorption rod 13 is connected to the inside of the concave portion of a shock absorption sleeve 12 in a sliding mode through the positioning sliding blocks 9 and the positioning sliding grooves 10, the shock absorption rod 13 is limited in position of the shock absorption rod 13 through the positioning sliding blocks 9 and the positioning sliding grooves 10 in the sliding process of the shock absorption sleeve 12, deviation of angles of the shock absorption rod 13 is avoided, and stability is guaranteed.

The working principle is as follows: the inner shell 3 is fixed inside the outer shell 1 through a plurality of groups of connecting sleeves 2, the direct current motor assembly 7 is fixed inside the inner shell 3, the inner shell 3 and the direct current motor assembly 7 inside the inner shell 3 are effectively protected through the outer shell 1 in the using process, the direct current motor assembly 7 is prevented from being damaged, meanwhile, a multi-stage electromagnetic interference shielding structure is formed through the copper screen shielding net 4 arranged in the outer shell 1 and the inner shell 3, the electromagnetic interference in the working process is effectively shielded, the using quality of the direct current motor is ensured, when the outer shell 1 is impacted by external force to generate vibration in the using process, the positioning rod 6 slides inside the positioning sleeve 5 and enables the positioning sleeve 5 to be extruded on the surface of the outer damping spring 8, the generated vibration is primarily slowed down, meanwhile, the damping rod 13 slides inside the damping sleeve 12 and is extruded on the surface of the inner damping spring 14, and the generated vibration is, guarantee the stability that this direct current motor used, avoid exogenic action to cause the pressure loss to direct current motor subassembly 7, the protecting effect is good, is fit for promoting.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. A direct current motor with anti-electromagnetic interference assembly, including shell body (1), its characterized in that: the inner wall welding of shell body (1) has adapter sleeve (2), adapter sleeve (2) welding is on the outside surface of interior casing (3), and the equal spiro union of spiro union has copper screen shielding net (4) in the inside of shell body (1) and interior casing (3), the inner wall spiro union of interior casing (3) has position sleeve (5), the inside sliding connection of position sleeve (5) has locating lever (6), locating lever (6) spiro union is on the surface of direct current motor subassembly (7), and the surface of locating lever (6) has cup jointed outer damping spring (8), outer damping spring (8) extrusion is on the surface of position sleeve (5), and the skin weld of locating lever (6) has location slider (9), and the inside of position sleeve (5) is equipped with location spout (10), location slider (9) sliding connection is in the inside of location spout (10), and the skin weld of position sleeve (5) has bracing piece (11), the surface welding of bracing piece (11) has shock attenuation pole (13), shock attenuation pole (13) sliding connection is in the inside of shock attenuation cover (12), shock attenuation cover (12) spiro union is on the surface of direct current motor subassembly (7), and the inner wall welding of shock attenuation cover (12) has interior damping spring (14), interior damping spring (14) welding is on the surface of shock attenuation pole (13).

2. The direct current motor with the anti-electromagnetic interference assembly according to claim 1, wherein the connecting sleeves (2) are provided with a plurality of groups, the connecting sleeves (2) are in a circular ring structure, the groups of connecting sleeves (2) are uniformly arranged at intervals, the outer side surfaces of the connecting sleeves (2) are welded on the inner wall of the outer shell (1), and the inner side surfaces of the connecting sleeves (2) are welded on the outer side surface of the inner shell (3).

3. The direct current motor with the anti-electromagnetic interference assembly is characterized in that mounting grooves are formed in the outer shell (1) and the inner shell (3), the copper screen shielding net (4) is composed of a supporting frame and a copper shielding net, the copper shielding net is welded to the inner wall of the supporting frame, and the supporting frame is screwed in the mounting grooves.

4. The direct current motor with the anti-electromagnetic interference assembly according to claim 1, wherein the locating sleeve (5) is a circular frame structure, the locating rod (6) is a round rod structure, the locating rod (6) is slidably connected inside the concave portion of the locating sleeve (5) through a locating slider (9) and a locating chute (10), the outer damping spring (8) is sleeved on the outer side surface of the locating rod (6), and the protruding portion of the locating sleeve (5) extrudes the surface of the outer damping spring (8).

5. The direct current motor with the anti-electromagnetic interference assembly according to claim 1, wherein the support rod (11) is welded on the side surface of the protruding portion of the positioning sleeve (5), the damping sleeve (12) is a circular frame structure, the damping rod (13) is a circular rod structure, the damping rod (13) is slidably connected inside the recessed portion of the damping sleeve (12), and the inner damping spring (14) is welded on the inner wall of the recessed portion of the damping sleeve (12) and the side surface of the damping rod (13).

6. The direct current motor with the anti-electromagnetic interference assembly according to claim 1, wherein the positioning sliding blocks (9) are welded at the end portions of the two side surfaces of the shock absorption rod (13), the positioning sliding grooves (10) are formed at the inner ends of the protruding portions of the shock absorption rod (13), and the shock absorption rod (13) is slidably connected inside the recessed portions of the shock absorption sleeve (12) through the positioning sliding blocks (9) and the positioning sliding grooves (10).