CN214177058U

CN214177058U - Noise reduction device of excitation direct current motor

Info

Publication number: CN214177058U
Application number: CN202022664831.2U
Authority: CN
Inventors: 吴清其; 许振飞
Original assignee: Fuzhou Wande Power Technology Co ltd
Current assignee: Fuzhou kaimeiyi Intelligent Equipment Manufacturing Co.,Ltd.
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-10
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a noise reduction device of an excitation direct current motor, which comprises a connecting plate, an embedded opening, a machine body, radiating holes, supporting legs and a fixing hole, and the noise reduction device of the excitation direct current motor can slide a sliding connecting block on a sliding valve block on the top of a shell after the motor is connected in an embedded groove of the shell and fixed, so that the noise reduction device can move horizontally rightwards to be contacted with the top end of a pressing limit valve block and push the pressing limit valve block to be pressed on a spring groove to slide downwards vertically, thereby the limit wiping block under the bottom end of the noise reduction device is tightly connected with the embedded motor, the shell and the motor are in a tightly connected state, and the connection between the motor component and the noise reduction device can be strengthened after the noise reduction device and the motor component are installed when the equipment is used by improving the structure of the equipment, the damage of vibration generated by equipment operation to the noise reduction device is avoided.

Description

Noise reduction device of excitation direct current motor

Technical Field

The utility model relates to a device of making an uproar falls in excitation DC motor belongs to the motor and falls the technical field of making an uproar.

Background

The device of making an uproar that falls of motor is one kind and installs on the motor, plays the guard action to the motor, is equipped with the resin in it simultaneously and falls the layer of making an uproar, and the noise that produces when can be better when moving the motor slows down, but prior art still has following defect:

when the noise reduction device is connected with and installed with a motor, the motor part is often directly embedded into the noise reduction device and is fixedly used, and if gaps exist between the noise reduction device and the motor part, the noise reduction device is easy to slightly collide with an inner layer of the noise reduction device when the motor runs and vibrates, so that the noise reduction device is easy to damage for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device of making an uproar falls to excitation DC motor to the prior art who solves falls the device of making an uproar when connecting the installation motor, often directly imbeds the motor part and falls to fix in the device of making an uproar and use, and this method if falls to have some gaps between device and the motor part of making an uproar, then easily makes the motor operation when vibrations and the inlayer of falling the device of making an uproar take place slight collision, and it causes the problem of certain harm to fall the device of making an uproar easily with this for a long time.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a noise reduction device of an excitation direct current motor structurally comprises a connecting plate, an embedded opening, a machine body, heat dissipation holes, supporting legs and fixing holes, wherein the rear end of the connecting plate and the front end of the machine body are of an integrated structure, the heat dissipation holes are formed in the right end of the machine body, the embedded opening and the middle of the connecting plate are of an integrated structure, the supporting legs are located below the heat dissipation holes, the fixing holes and the connecting plate are of an integrated structure, the machine body comprises a noise reduction resin layer, a sliding connecting block, a spring groove, a sliding valve block, an air vent, a shell, a pressing limiting valve block, an embedded groove and a connecting sliding groove, the noise reduction resin layer is arranged on the shell, the sliding connecting block is embedded and installed on the sliding valve block, the sliding valve block and the top end of the shell are of an integrated structure, the air vent is formed in the right end of the shell, the pressing limiting valve, the top of the downward-pressing limiting valve block is movably touched with the bottom of the sliding connecting block, the embedded groove is provided with a connecting sliding groove, and the right end of the shell is provided with a heat dissipation hole.

Furthermore, the supporting legs and the bottom end of the machine body are of an integrated structure.

Further, the connecting plate is located in front of the heat dissipation holes.

Further, the main part of the downward pressing limiting valve block is of a cuboid structure, and a ball body is arranged at the top of the downward pressing limiting valve block.

Further, the sliding valve block is of a cuboid plate structure, and a cuboid groove is formed in the top of the sliding valve block.

Further, the spring groove is of a cuboid hollow groove structure.

Furthermore, the lower pressure limiting valve block is made of alloy materials and has good hardness.

Advantageous effects

The utility model relates to a noise reduction device of an excitation direct current motor, which can be fixed by directly embedding a motor part on an embedding opening of a machine body, the motor can be used, after the motor is connected with the embedded groove of the shell and fixed, the sliding connecting block on the sliding valve block on the top of the shell can slide to enable the sliding connecting block to horizontally move rightwards so as to be contacted with the top end of the downward-pressing limiting valve block, the lower limiting valve block is pressed on the spring groove to slide vertically downwards so that the limiting friction block below the bottom end of the lower limiting valve block is tightly connected with the embedded motor and the shell is tightly connected with the motor, by improving the structure of the equipment, when the equipment is used, after the noise reduction device and the motor part are installed, the connection between the motor part and the noise reduction device is strengthened, and the damage to the noise reduction device caused by vibration generated by equipment operation is avoided.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a noise reduction device of an excitation dc motor according to the present invention;

FIG. 2 is a schematic cross-sectional detailed structure view of the right side view of the machine body of the present invention;

fig. 3 is a schematic cross-sectional detailed structure view of the right side view of the machine body of the present invention.

In the figure: the device comprises a connecting plate-1, an embedding opening-2, a machine body-3, heat dissipation holes-4, supporting legs-5, fixing holes-6, a noise reduction resin layer-31, a sliding connecting block-32, a spring groove-33, a sliding valve block-34, vent holes-35, a shell-36, a downward pressing limiting valve block-37, an embedding groove-38 and a connecting sliding groove-39.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution of a noise reduction device for an excitation dc motor: the structure of the connector comprises a connector plate 1, an embedding port 2, a machine body 3, heat dissipation holes 4, supporting legs 5 and fixing holes 6, wherein the rear end of the connector plate 1 and the front end of the machine body 3 are of an integrated structure, the heat dissipation holes 4 are arranged on the right end of the machine body 3, the embedding port 2 and the middle of the connector plate 1 are of an integrated structure, the supporting legs 5 are positioned below the heat dissipation holes 4, the fixing holes 6 and the connector plate 1 are of an integrated structure, the machine body 3 comprises a noise reduction resin layer 31, a sliding connection block 32, a spring groove 33, a sliding valve block 34, vent holes 35, a shell 36, a downward pressing limiting valve block 37, an embedding groove 38 and a connection sliding groove 39, the noise reduction resin layer 31 is arranged on the shell 36, the sliding connection block 32 is embedded and installed on the sliding valve block 34, the sliding valve block 34 and the top end of the shell 36 are of an integrated structure, the vent holes 35 are arranged on the right end of the shell 36, the embedding of limiting valve piece 37 is installed on spring groove 33 pushes down, the top of limiting valve piece 37 pushes down and the bottom activity of sliding connection piece 32 is touched, be equipped with on the embedded groove 38 and connect spout 39, be equipped with louvre 4 on the right-hand member of shell 36, supporting legs 5 and organism 3's bottom are the integral structure, linkage plate 1 is located louvre 4's the place ahead, the main part of pushing down limiting valve piece 37 is the cuboid structure, and the top is equipped with the spheroid, sliding valve piece 34 is cuboid plate structure, and the top is equipped with the cuboid recess, spring groove 33 is cuboid dead slot structure, pushing down limiting valve piece 37 and adopting the alloy material to make, has better hardness.

When the noise reduction device is required to be used, the motor part can be fixed by directly embedding the motor part into the embedding opening 2 of the machine body 3, and the noise reduction device can be used, after the motor is connected into the embedding groove 38 of the shell 36 and is fixed, the sliding connecting block 32 on the sliding valve block 34 on the top of the shell 36 can be slid to enable the sliding connecting block to horizontally move rightwards, so that the noise reduction device is in contact with the top end of the downward pressing limiting valve block 37 and pushes the downward pressing limiting valve block 37 to enable the downward vertical sliding of the downward pressing limiting valve block 37 on the spring groove 33, so that the limiting wiping block below the bottom end of the noise reduction device is tightly connected with the embedded motor, and the shell 36 and the motor are in a tightly connected state.

The utility model solves the problem that the prior noise reduction device usually uses the motor part directly embedded and fixed in the noise reduction device when connecting and installing the motor, and the method easily causes slight collision with the inner layer of the noise reduction device when the motor runs and vibrates if some gaps exist between the noise reduction device and the motor part, and the noise reduction device is easily damaged for a long time, through the mutual combination of the parts, the motor part can be fixed by directly embedding the motor part on the embedding opening 2 of the machine body 3, and can be used, after the motor is fixed in the embedding groove 38 of the shell 36, the sliding connecting block 32 on the sliding valve block 34 on the top of the shell 36 can be slid, so that the motor part horizontally moves rightwards, is contacted with the top end of the pressing limit valve block 37, pushes the pressing limit valve block 37 to be pressed on the spring groove 33 to slide downwards and vertically, thereby make spacing piece of wiping under its bottom and the motor zonulae occludens that the embedding comes in, make shell 36 and motor be in zonulae occludens's state, through the structure of improve equipment, make equipment when using, can be better fall make an uproar device and motor element installation back, strengthen motor element and fall the device of making an uproar between be connected, avoid the vibrations that equipment operation produced to cause harm to falling the device of making an uproar.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an excitation direct current motor's device of making an uproar falls, its structure includes linkage plate (1), embedding mouth (2), organism (3), louvre (4), supporting legs (5), fixed orifices (6), its characterized in that:

the rear end of the connecting plate (1) and the front end of the machine body (3) are of an integrated structure, the heat dissipation holes (4) are formed in the right end of the machine body (3), the middle of the embedded opening (2) and the connecting plate (1) is of an integrated structure, the supporting legs (5) are located below the heat dissipation holes (4), the fixing holes (6) and the connecting plate (1) are of an integrated structure, the machine body (3) comprises a noise reduction resin layer (31), a sliding connecting block (32), a spring groove (33), a sliding valve block (34), a vent hole (35), a shell (36), a downward pressing limiting valve block (37), an embedded groove (38) and a connecting sliding groove (39), the noise reduction resin layer (31) is arranged on the shell (36), the sliding connecting block (32) is embedded and installed on the sliding valve block (34), and the top end of the sliding valve block (34) and the shell (36) is of an integrated structure, on the right-hand member of shell (36) was located in air vent (35), it installs on spring groove (33) to push down spacing valve piece (37) embedding, the top of pushing down spacing valve piece (37) touches with the bottom activity of sliding connection piece (32), be equipped with on embedded groove (38) and connect spout (39), be equipped with louvre (4) on the right-hand member of shell (36).

2. The noise reduction device of an excited direct current motor according to claim 1, characterized in that: the supporting legs (5) and the bottom end of the machine body (3) are of an integrated structure, and the connecting plate (1) is located in front of the heat dissipation holes (4).

3. The noise reduction device of an excited direct current motor according to claim 1, characterized in that: the main body of the downward pressing limiting valve block (37) is of a cuboid structure, and a ball body is arranged at the top of the downward pressing limiting valve block.

4. The noise reduction device of an excited direct current motor according to claim 1, characterized in that: the sliding valve block (34) is of a cuboid plate structure, and a cuboid groove is formed in the top of the sliding valve block.

5. The noise reduction device of an excited direct current motor according to claim 1, characterized in that: the spring groove (33) is of a cuboid hollow groove structure.