CN217508428U

CN217508428U - Motor end cover sealing device

Info

Publication number: CN217508428U
Application number: CN202122033173.1U
Authority: CN
Inventors: 林芊叶
Original assignee: Fujian Xindongming Electric Machinery Co ltd
Current assignee: Fujian Xindongming Electric Machinery Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-09-27
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a motor end cover sealing device, which comprises a sealing connecting cylinder, a butt joint fixing plate, a positioning hole and a connecting plate, when the sealing connecting cylinder is embedded into a motor shell, the butt-joint pin on the outer shell can contact with the inside of the motor shell to close the elastic sealing ring cylinder on the outer shell and seal the air duct of the butt-joint pin, meanwhile, the air is embedded into the air pushing chute, and the extrusion air comes onto the pressure groove, so that the limit ring belt on the pressure groove is stressed to expand to form sealing with the inner wall structure of the motor shell, through the structure of the improved equipment, when the sealing device is used, the sealing layer with one layer of flexible sealing can be additionally arranged between the sealing device and the motor shell, and the phenomenon that the sealing device directly loses efficacy and the normal use of the motor is influenced when the motor shell is damaged is avoided.

Description

Motor end cover sealing device

Technical Field

The utility model relates to a motor end cover sealing device belongs to motor connecting piece technical field.

Background

Motor end cover sealing device is one kind and settles inside the motor, can effectual enhancement motor leakproofness's connecting piece, and it settles conveniently, and sealed effect is strong, has certain vibration/noise reduction effect simultaneously, but this prior art still has following shortcoming:

when the existing device is installed, the existing device is mostly directly embedded into a motor end cover to be fixed, a gap between a motor shell and the motor end cover is sealed, the device is mostly in rigid contact with the motor, and the method causes that when the motor is damaged, the defect of the motor can cause the sealing performance of the sealing device to be invalid, so that the normal use of the sealing device is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a motor end cover sealing device to solve prior art device and when installing, it is fixed on the motor end cover that to imbed directly more, seal the clearance between motor casing and the motor end cover, and the device is connected between the motor and is hard contact more, and this method leads to the motor when the damage appears, gets the defect on it and can cause sealing device leakproofness to become invalid, influences its normal use's problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a motor end cover sealing device structurally comprises a sealing connection cylinder, a butt joint fixing plate, a positioning hole and a connection plate, wherein the top end of the sealing connection cylinder and the bottom end of the connection plate are of an integrated structure, the butt joint fixing plate is located below the positioning hole, the positioning hole and the connection plate are of the integrated structure, the sealing connection cylinder comprises a shell, a spring, a limiting ring belt, a pressure receiving groove, a butt joint pin and a gas pushing sliding groove, the shell and the gas pushing sliding groove are of the integrated structure, the bottom end of the spring is welded with the top end of the butt joint pin, the limiting ring belt is bonded with the inner wall of the pressure receiving groove, the butt joint pin is embedded and installed on the gas pushing sliding groove and comprises a friction block, a ventilation pipeline, an elastic sealing ring cylinder and a shell, the friction block is embedded and installed on the upper portion of the shell, the shell and the ventilation pipeline are of the integrated structure, the elastic sealing ring cylinder is arranged at the bottom of the shell, the top end of the shell and the bottom end of the connecting plate are of an integrated structure.

Preferably, the connector plates are located above the docking holding plate.

Preferably, the butt-joint pin is of a cylindrical round rod structure, and the bottom of the butt-joint pin is of a semicircular lug structure.

Preferably, the pressure groove is of an annular empty groove structure.

Preferably, the limiting ring belt is of a ring belt structure, is made of rubber materials and has elasticity.

Preferably, the elastic sealing ring cylinder is made of rubber and has elasticity.

Advantageous effects

The utility model relates to a motor end cover sealing device, which is arranged on an end cover through a sealing connecting cylinder and a butt joint fixing plate, the end cover can be connected with the motor shell to play a sealing effect, when the sealing connecting cylinder is embedded into the motor shell, the butt-joint pin on the outer shell can contact with the inside of the motor shell to close the elastic sealing ring cylinder on the outer shell and seal the air duct of the butt-joint pin, meanwhile, the air is embedded into the air pushing chute, and the extrusion air comes onto the pressure groove, so that the limit ring belt on the pressure groove is stressed to expand to form sealing with the inner wall structure of the motor shell, through the structure of the improved equipment, when the sealing device is used, one more layer of sealing layer which is flexibly sealed can be added between the sealing device and the motor shell, and the sealing device directly fails when the motor shell is prevented from being damaged, so that the normal use of the motor is influenced.

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 view of a motor end cap sealing device of the present invention;

FIG. 2 is a schematic cross-sectional detailed structure diagram of a front view of the sealing adapter cylinder of the present invention;

FIG. 3 is a schematic view of a reverse three-dimensional structure of the sealing engagement cylinder of the present invention;

fig. 4 is a detailed structural schematic diagram of the docking pin of the present invention.

In the figure: the sealing joint comprises a sealing joint cylinder-1, a butt joint fixing plate-2, a positioning hole-3, a joint plate-4, a shell-11, a spring-12, a limit ring belt-13, a pressure groove-14, a butt joint pin-15, an air pushing sliding groove-16, a friction block-151, an air vent pipeline-152, an elastic sealing ring cylinder-153 and a shell-154.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution of a motor end cap sealing device: the structure of the device comprises a sealing connection cylinder 1, a butt joint fixing plate 2, a positioning hole 3 and a connection plate 4, wherein the top end of the sealing connection cylinder 1 and the bottom end of the connection plate 4 are of an integrated structure, the butt joint fixing plate 2 is positioned below the positioning hole 3, the positioning hole 3 and the connection plate 4 are of an integrated structure, the sealing connection cylinder 1 comprises a shell 11, a spring 12, a limiting ring belt 13, a pressure receiving groove 14, a butt joint pin 15 and an air pushing sliding groove 16, the shell 11 and the air pushing sliding groove 16 are of an integrated structure, the bottom end of the spring 12 is welded with the top end of the butt joint pin 15, the limiting ring belt 13 is bonded with the inner wall part of the pressure receiving groove 14, the butt joint pin 15 is embedded and installed on the air pushing sliding groove 16, the butt joint pin 15 comprises a friction block 151, an air ventilation pipeline 152, an elastic sealing ring cylinder 153 and a shell 154, the friction block 151 is embedded and installed on the upper part of the shell 154, casing 154 and breather pipe 152 are integral structure, the bottom of casing 154 is located to the elastic sealing ring section of thick bamboo 153, the top of shell 11 and the bottom of linking plate 4 are integral structure, linking plate 4 is located the top of butt joint fixed plate 2, butt joint round pin 15 is cylinder round bar structure, and the bottom is semicircle lug structure, pressurized groove 14 is annular dead slot structure, spacing clitellum 13 is the clitellum structure, and it adopts the rubber material to make, has elasticity, elastic sealing ring section of thick bamboo 153 adopts the rubber material, has elasticity.

When using the equipment, come to install sealing device on the end cover through sealed a section of thick bamboo 1 that links up and butt joint fixed plate 2, can be connected end cover and motor casing, play a sealed effect, when sealed a section of thick bamboo 1 imbeds to the motor casing in, butt joint round pin 15 on its casing 11 can contact with motor casing is inside, make elastic seal ring section of thick bamboo 153 on it receive the closure, let butt joint round pin 15 vent pipe 152 seal, imbed in to pushing away gas spout 16 simultaneously, the extrusion gas comes on pressurized groove 14, make spacing clitellum 13 atress on the pressurized groove 14 take place the inflation, with motor casing inner wall structure, form sealedly.

The utility model solves the problems that when the prior device in the prior art is installed, the prior device is mostly directly embedded and fixed on the motor end cover to seal the gap between the motor shell and the motor end cover, and the connection between the device and the motor is mostly rigid contact, and the method causes the defect on the motor to cause the sealing failure of the sealing device when the motor is damaged, thereby affecting the normal use of the motor, through the mutual combination of the components, the sealing device is installed on the end cover through the sealing connecting cylinder 1 and the butt joint fixing plate 2, the end cover can be connected with the motor shell to play a sealing effect, when the sealing connecting cylinder 1 is embedded into the motor shell, the butt joint pin 15 on the shell 11 can contact with the inside of the motor shell, so that the elastic sealing ring cylinder 153 on the sealing cylinder is closed, and the ventilation pipeline 152 of the butt joint pin 15 is sealed, simultaneously to pushing away embedding in the gas spout 16, extrusion gas comes on the pressurized groove 14, makes the spacing clitellum 13 atress on the pressurized groove 14 take place the inflation, and motor casing inner wall structure forms sealedly, through the structure of improve equipment, makes it when using, can add the sealing layer of one deck flexible seal between sealing device and the motor casing more, when avoiding the motor casing to appear damaging, sealing device direct failure influences the motor and normally uses.

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 thereof. 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 a motor end cover sealing device, its structure includes that the sealing links up a section of thick bamboo (1), butt joint fixed plate (2), locating hole (3), links up fishplate bar (4), its characterized in that:

the top end of the sealing connection cylinder (1) and the bottom end of the connection plate (4) are of an integrated structure, the butt connection fixing plate (2) is located below the positioning hole (3), the positioning hole (3) and the connection plate (4) are of an integrated structure, the sealing connection cylinder (1) comprises a shell (11), a spring (12), a limiting ring belt (13), a pressure receiving groove (14), a butt connection pin (15) and an air pushing sliding groove (16), the shell (11) and the air pushing sliding groove (16) are of an integrated structure, the bottom end of the spring (12) is welded with the top end of the butt connection pin (15), the limiting ring belt (13) is bonded with the inner wall of the pressure receiving groove (14), the butt connection pin (15) is embedded and installed on the air pushing sliding groove (16), the butt connection pin (15) comprises a friction block (151), an air vent pipeline (152), an elastic sealing ring cylinder (153) and a shell (154), the friction block (151) is embedded in the upper portion of the shell (154), the shell (154) and the ventilation pipeline (152) are of an integrated structure, the elastic sealing ring cylinder (153) is arranged at the bottom of the shell (154), and the top end of the shell (11) and the bottom end of the connecting plate (4) are of an integrated structure.

2. The motor end cap seal assembly of claim 1, wherein: the connecting plate (4) is positioned above the butt joint fixing plate (2).

3. The motor end cap seal assembly of claim 1, wherein: the butt joint pin (15) is of a cylindrical round rod structure, and the bottom of the butt joint pin is of a semicircular lug structure.

4. The motor end cap seal assembly of claim 1, wherein: the pressure groove (14) is of an annular empty groove structure.

5. The motor end cap seal assembly of claim 1, wherein: the limiting ring belt (13) is of a ring belt structure, is made of rubber materials and has elasticity.

6. The motor end cap seal assembly of claim 1, wherein: the elastic sealing ring cylinder (153) is made of rubber and has elasticity.