CN211504530U

CN211504530U - Airtight frock is detected with driving motor protection level to new forms of energy

Info

Publication number: CN211504530U
Application number: CN201922357880.9U
Authority: CN
Inventors: 李磊; 王涛; 江松林; 陶红; 朱鸿雁; 范海涛
Original assignee: Suzhou Lvkon Transmission S&T Co Ltd
Current assignee: Suzhou Lvkon Transmission S&T Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-15
Anticipated expiration: 2029-12-25

Abstract

The utility model provides a driving motor protection level detects airtight frock for the new forms of energy, it can be fast with the corresponding terminal surface of frock shutoff at the motor input shaft for the dismouting is simple, and then makes the efficiency of software testing high. The sealing structure comprises a sealing fixing plate which is arranged in an inner ring wall of a motor spigot in a copying manner, a cylinder sleeve structure is formed in the center of the sealing fixing plate, a piston is filled in an inner cavity of the cylinder sleeve structure, the front small-diameter end of the piston protrudes forwards from the front end wall of the cylinder sleeve structure, spline teeth are fixedly connected with the front small-diameter end of the piston, the spline teeth and an inwards-concave spline groove of the output end of a motor are arranged in a copying manner, a sealing cover plate is covered on the rear end face of the cylinder sleeve structure, a through hole is formed in the center of the sealing cover plate, a connecting rod is inserted into the through hole and then fixedly connected to the center of the rear end of the piston, and the large-diameter part of the.

Description

Airtight frock is detected with driving motor protection level to new forms of energy

Technical Field

The utility model relates to a technical field that the motor is airtight to be detected specifically is a driving motor protection level detects airtight frock for the new forms of energy.

Background

In order to ensure the protection level of motor after the equipment of car new forms of energy driving motor is accomplished, need carry out airtight test to the motor, current airtight frock all needs to be connected through bolt and motor end cover, accomplishes sealed encapsulation, and when in-service use, the dismouting is complicated, and then makes the efficiency of software testing low.

Disclosure of Invention

To the problem, the utility model provides a driving motor protection level detects airtight frock for new forms of energy, it can be fast with the corresponding terminal surface of frock shutoff at the motor input shaft for the dismouting is simple, and then makes the efficiency of software testing high.

The utility model provides a driving motor protection level detects airtight frock for new forms of energy which characterized in that: the sealing device comprises a sealing fixing plate which is arranged in a profiling manner on the inner ring wall of a motor spigot, a cylinder sleeve structure is formed in the center of the sealing fixing plate, a piston is arranged in an inner cavity of the cylinder sleeve structure in a plugged manner, the front small-diameter end of the piston protrudes forwards from the front end wall of the cylinder sleeve structure, spline teeth are fixedly connected with the front small-diameter end of the piston, the spline teeth and an inwards concave spline groove of an output end of a motor are arranged in a profiling manner, a sealing cover plate is covered on the rear end surface of the cylinder sleeve structure, a through hole is formed in the center of the sealing cover plate, a connecting rod is inserted into the through hole and then fixedly connected to the center of the rear end of the piston, the rear large-diameter part of the connecting rod protrudes outwards from the rear end surface of the sealing cover plate, a cam handle structure is further arranged on the rear side of the center of the sealing cover plate, the outer surface of a cam is pressed on, the first O-shaped ring is sleeved in the concave ring groove.

It is further characterized in that:

the piston comprises two large-diameter guide rings, corresponding sealing O-shaped rings are respectively sleeved on the peripheries of outer rings of the two large-diameter guide rings, the outer surfaces of the sealing O-shaped rings are arranged to be tightly attached to the inner wall of a large-diameter piston cavity of the cylinder sleeve structure, the distance between the front end of the large-diameter guide ring and the front end wall is larger than the axial telescopic distance of a cam driven by the cam handle structure, and axial driving of spline teeth is guaranteed;

the sealing cover plate is fixedly connected with the rear end face of the cylinder sleeve structure through fastening bolts which are annularly distributed, the rear end face of the cylinder sleeve structure is protruded backwards from the rear end face of the sealing fixing plate, and the front end wall of the cylinder sleeve structure is protruded forwards from the front end face of the sealing fixing plate;

the sealing cover plate is characterized in that connecting side lugs are arranged on two sides of the center of the sealing cover plate, a rotating shaft is inserted between the two connecting side lugs, a cam is sleeved on the rotating shaft, and the cam is connected with the cam handle structure.

After the technical scheme is adopted, a worker inserts spline teeth into an input shaft of the motor and simultaneously rotates the cam handle structure to enable the spline teeth to be aligned with a spline shaft of the motor, then forcibly stacks the tool on the sealing fixing plate to be attached to the end face of the motor spigot, enables the first O-shaped ring to be attached to the inner ring wall of the spigot of the motor, then rotates the cam handle structure to enable the inner concave spline groove of a motor shaft of the cam handle structure to be staggered with the spline teeth, and finally presses down the cam handle to enable the tool and the motor to be completely fixed together; it can be fast with the frock shutoff at the corresponding terminal surface of motor input shaft for the dismouting is simple, and then makes the efficiency of software testing high.

Drawings

Fig. 1 is a schematic front view structure diagram of the present invention;

fig. 2 is a side view cross-sectional structural schematic diagram of the present invention;

the names corresponding to the sequence numbers in the figure are as follows:

the sealing fixing plate comprises a sealing fixing plate 1, a cylinder sleeve structure 2, a front end wall 21, a rear end face 22, an inner cavity 3, a piston 4, a front small-diameter end 41, a large-diameter guide ring 42, spline teeth 5, a sealing cover plate 6, a through hole 7, a connecting rod 8, a rear large-diameter part 81, a cam handle structure 9, a cam 10, an inner concave ring groove 11, a first O-shaped ring 12, a sealing O-shaped ring 13, a fastening bolt 14, a connecting side lug 15 and a rotating shaft 16.

Detailed Description

The utility model provides a drive motor protection level detects airtight frock for new forms of energy, see fig. 1, fig. 2: the sealing structure comprises a sealing fixing plate 1 which is arranged in a profiling manner on the inner ring wall of a motor spigot, a cylinder sleeve structure 2 is formed in the center of the sealing fixing plate 1, a piston 4 is arranged in an inner cavity 3 of the cylinder sleeve structure 2 in a plug-in manner, a front small-diameter end 41 of the piston 4 protrudes in front of a front end wall 21 of the cylinder sleeve structure 2, a front small-diameter end 41 of the piston 4 is fixedly connected with a spline tooth 5, the spline tooth 5 and an inner concave spline groove of a motor output end are arranged in a profiling manner, a sealing cover plate 6 covers a rear end face 22 of the cylinder sleeve structure 2, a through hole 7 is formed in the center of the sealing cover plate 6, a connecting rod 8 is fixedly connected to the center of the rear end of the piston 4 after being inserted into the through hole 7, a rear large-diameter part 81 of the connecting rod 8 protrudes out of the rear end face of the sealing cover plate 6, a cam handle structure 9 is further arranged on the rear side of the center position of the sealing cover plate, the first O-ring 12 is sleeved in the concave ring groove 11.

The piston 4 comprises two large-diameter guide rings 42, the outer peripheries of the two large-diameter guide rings 42 are respectively sleeved with corresponding sealing O-rings 13, the outer surfaces of the sealing O-rings 13 are arranged to be tightly attached to the inner wall of a large-diameter piston cavity of the cylinder sleeve structure 2, the distance between the front large-diameter guide ring 42 and the front end wall 21 is larger than the axial telescopic distance of the cam 10 driven by the cam handle structure 9, and the axial driving of the spline teeth 5 is ensured;

the sealing cover plate 6 is fixedly connected with the rear end face 22 of the cylinder sleeve structure 2 through the annularly distributed fastening bolts 14, the rear end face 22 of the cylinder sleeve structure 2 protrudes backwards from the rear end face of the sealing fixing plate 1, and the front end wall 21 of the cylinder sleeve structure 2 protrudes forwards from the front end face of the sealing fixing plate 1;

two sides of the center position of the sealing cover plate 6 are provided with connecting side lugs 15, a rotating shaft 16 is inserted between the two connecting side lugs 15, a cam is sleeved on the rotating shaft 16, and the cam 10 is connected with the cam handle structure 9.

The working principle is that a worker inserts spline teeth into an input shaft of a motor, simultaneously rotates a cam handle structure to enable the spline teeth to be aligned with a spline shaft of the motor, then forcibly stacks a tool on a sealing fixing plate to be attached to the end face of a spigot of the motor, enables a first O-shaped ring to be attached to the inner ring wall of the spigot of the motor, then rotates the cam handle structure to enable an inner concave spline groove of a motor shaft of the cam handle structure to be staggered with the spline teeth, and finally presses down a cam handle to enable the tool and the motor to be completely fixed together; it can be fast with the frock shutoff at the corresponding terminal surface of motor input shaft for the dismouting is simple, and then makes the efficiency of software testing high.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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 a driving motor protection level detects airtight frock for new forms of energy which characterized in that: the sealing device comprises a sealing fixing plate which is arranged in a profiling manner on the inner ring wall of a motor spigot, a cylinder sleeve structure is formed in the center of the sealing fixing plate, a piston is arranged in an inner cavity of the cylinder sleeve structure in a plugged manner, the front small-diameter end of the piston protrudes forwards from the front end wall of the cylinder sleeve structure, spline teeth are fixedly connected with the front small-diameter end of the piston, the spline teeth and an inwards concave spline groove of an output end of a motor are arranged in a profiling manner, a sealing cover plate is covered on the rear end surface of the cylinder sleeve structure, a through hole is formed in the center of the sealing cover plate, a connecting rod is inserted into the through hole and then fixedly connected to the center of the rear end of the piston, the rear large-diameter part of the connecting rod protrudes outwards from the rear end surface of the sealing cover plate, a cam handle structure is further arranged on the rear side of the center of the sealing cover plate, the outer surface of a cam is pressed on, the first O-shaped ring is sleeved in the concave ring groove.

2. The airtight frock of driving motor protection level detection for new forms of energy of claim 1, characterized in that: the piston is including two big footpath guide rings, and the outer loop week of two big footpath guide rings is equipped with corresponding sealed O type circle respectively in the cover, the surface of sealed O type circle is hugged closely the inner wall in the big footpath piston chamber of cylinder liner structure arranges, and the front end big footpath guide ring with the distance of front end wall is greater than the axial flexible distance of the cam that the cam handle structure drove.

3. The airtight frock of driving motor protection level detection for new forms of energy of claim 1, characterized in that: the sealing cover plate is fixedly connected with the rear end face of the cylinder sleeve structure through fastening bolts which are annularly distributed, the rear end face of the cylinder sleeve structure is protruded backwards from the rear end face of the sealing fixing plate, and the front end wall of the cylinder sleeve structure is protruded forwards from the front end face of the sealing fixing plate.

4. The airtight frock of driving motor protection level detection for new forms of energy of claim 1, characterized in that: the sealing cover plate is characterized in that connecting side lugs are arranged on two sides of the center of the sealing cover plate, a rotating shaft is inserted between the two connecting side lugs, a cam is sleeved on the rotating shaft, and the cam is connected with the cam handle structure.