CN217240480U

CN217240480U - Quick detachable direct current motor convenient to later maintenance

Info

Publication number: CN217240480U
Application number: CN202123380686.6U
Authority: CN
Inventors: 王忠燕
Original assignee: Jiangsu Kedi Motor Manufacturing Co Ltd
Current assignee: Jiangsu Kedi Motor Manufacturing Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-19
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a quick detachable direct current motor convenient to later maintenance, including direct current motor, direct current motor is including the frame, dismantled and assembled installs the end cover at frame axial both ends, and the both ends of frame are provided with the multiunit bolt sleeve subassembly that can make two end covers relative or the phase separation motion, and bolt sleeve subassembly is including threaded sleeve, screw thread installation at the screw rod group at threaded sleeve both ends, and the outside of end cover is all arranged in to screw rod group hexagon nut end, and the radial movable mounting in threaded sleeve center has the regulation pole. When the installation, rotate the regulation pole and make threaded sleeve clockwise rotation, and then make and install the screw rod group pulling two end cover relative motion at both ends, when the split, adjust pole anticlockwise rotation, install the screw rod group at both ends and move from each other this moment for two end covers do not receive the exogenic action, wholly need not the cooperation of instrument, the dismantlement maintenance in the later stage of being convenient for.

Description

Quick detachable direct current motor convenient to later maintenance

Technical Field

The utility model relates to a direct current motor field especially relates to a quick detachable direct current motor convenient to later maintenance.

Background

The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator). The motor can realize the mutual conversion of direct current electric energy and mechanical energy. When the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator operates, the generator is a direct current generator and converts mechanical energy into electric energy, and the installation modes between a base and an end cover of the traditional direct current motor are generally two types as follows: the end cover and the base are radially installed through screw threads; secondly, the end cover and the base are axially installed through a long screw; in the first mounting mode, when the screw is mounted and dismounted, part of the screws are arranged on one side close to the ground, so that the end cover and the base are inconvenient to dismount by a traditional tool, and the screws are easy to slip with a cross screwdriver in the dismounting process and are inconvenient to dismount; although the problem of first in not convenient for dismantle the bottom screw has been solved to second kind of mode, nevertheless need the cooperation of spanner at the in-process of dismantling, and one end and end cover threaded connection, if the screw groove in the end cover otic placode all around damages the back, then can lead to the fixed strength decline of long screw rod and otic placode, and then need carry out holistic change to the end cover to increase the cost of maintenance.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a quick detachable direct current motor convenient to later maintenance, through the bolt sleeve subassembly that sets up, need not the cooperation of instrument, alright realize the frame to direct current motor and the dismantlement of end cover to and threaded connection between the end cover, reduce cost of maintenance.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an easy detachable direct current motor convenient to later maintenance, includes direct current motor, direct current motor is including frame, dismantled and assembled end cover of installing at frame axial both ends, the both ends of frame are provided with the multiunit bolt sleeve subassembly that can make two end covers relative or the phase separation motion, bolt sleeve subassembly screw rod group at the screw sleeve both ends is installed including threaded sleeve, screw thread, the outside of end cover is all arranged in to screw rod group hexagonal nut end, the radial movable mounting in threaded sleeve center has the regulation pole.

As an optimal technical scheme of the utility model, a plurality of otic placodes are welded to the outer wall of end cover, and the bolt hole that the screw group of being convenient for runs through is all seted up to the otic placode.

As a preferred technical scheme of the utility model, the screw group is including installing at the inside forward screw rod of the bolt hole of one side end cover, installing at the inside reverse screw rod of bolt hole of another side end cover, the inside axial one end of thread bush is seted up with forward screw rod threaded connection's forward thread groove, the reverse thread groove with reverse screw rod threaded connection is seted up to the other end, the movable hole with adjusting the pole adaptation is radially seted up at the thread bush center.

As the utility model discloses a preferred technical scheme, adjust the pole and weld the bulb that dress and aperture are greater than the activity hole including both ends, adjust the pole axial and seted up the jack.

As a preferred technical scheme of the utility model, the hexagonal counter bore that communicates with the bolt hole is seted up in the otic placode outside that the end cover welded all around, hexagonal counter bore and screw rod group hexagonal end adaptation.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through the threaded sleeve and the forward screw rod and the reverse screw rod that set up, when driving the threaded sleeve clockwise through adjusting the pole, the inside motion of forward screw rod to forward thread groove this moment, reverse screw rod is to the inside motion of reverse thread groove, the relative motion of forward screw rod and reverse screw rod has been realized, during anticlockwise rotation, the outside motion of forward screw rod to forward thread groove, reverse screw rod is to the outside motion of reverse thread groove, the phase motion of forward screw rod and reverse screw rod has been realized, two end covers do not receive the effort of screw rod group this moment, wholly need not the cooperation of instrument, the dismantlement maintenance in the later stage of being convenient for.

2. The outer diameter of welding through adjusting pole both ends is greater than the bulb of activity hole internal diameter, prevents to adjust the pole and drops from the activity hole inside to the jack of seting up through adjusting the pole axial can extend the length of adjusting the pole, more laborsaving when making to rotate the threaded sleeve.

Drawings

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

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a schematic view of the end cap structure of the present invention;

fig. 4 is a schematic structural view of the bolt sleeve assembly of the present invention;

fig. 5 is an exploded view of the bolt sleeve assembly of the present invention;

fig. 6 is a schematic structural view of the cross section of the threaded sleeve according to the present invention.

Wherein: 1. a direct current motor; 11. a machine base; 12. an end cap; 121. bolt holes; 122. a hexagonal counter bore;

2. a bolt sleeve assembly; 21. a threaded sleeve; 211. a positive thread groove; 212. a reverse thread groove; 213. a movable hole; 22. a screw group; 221. a forward screw; 222. a reverse screw; 23. adjusting a rod; 231. a ball head; 232. and (7) inserting the jack.

Detailed Description

As shown in fig. 1-6, the utility model provides an easy detachable direct current motor convenient to later maintenance, including direct current motor 1, direct current motor 1 is including frame 11, dismantled and assembled end cover 12 of installing at 11 axial both ends of frame, the both ends of frame 11 are provided with can make two relative or the multiunit bolt sleeve subassembly 2 of leaving the motion of end cover 12, bolt sleeve subassembly 2 is including threaded sleeve 21, the screw rod group 22 at threaded sleeve 21 both ends is installed to the screw thread, the outside of end cover 12 is all arranged in to the screw rod group 22 hexagonal nut end, the radial movable mounting in threaded sleeve 21 center has regulation pole 23. When the installation, rotate and adjust pole 23 and make threaded sleeve 21 clockwise rotation, and then make the screw rod group 22 of installing at both ends stimulate two end cover 12 relative motion, when the split, adjust pole 23 anticlockwise rotation, install the screw rod group 22 at both ends and move apart from each other this moment for two end cover 12 do not receive the exogenic action, wholly need not the cooperation of instrument, the dismantlement maintenance in the later stage of being convenient for.

Preferably, a plurality of lug plates are welded on the outer wall of the end cover 12, and bolt holes 121 which are convenient for the screw group 22 to penetrate through are formed in the lug plates. The outer side of the lug plate welded around the end cover 12 is provided with a hexagonal counterbore 122 communicated with the bolt hole 121, and the hexagonal counterbore 122 is matched with the hexagonal end of the screw group 22. The forward screw 221 and the reverse screw 222 are respectively inserted into the bolt holes 121 on the two sides, one end of each thread is opposite, and meanwhile, the forward screw 221 and the reverse screw 222 are conveniently fixed at the ear plates through the hexagonal end heads of the arranged hexagonal counter bores 122 and the screw groups 22 in an adaptive mode, so that slipping during rotation is prevented.

Preferably, the screw assembly 22 includes a forward screw 221 installed inside the bolt hole 121 of the end cover 12 on one side and a reverse screw 222 installed inside the bolt hole 121 of the end cover 12 on the other side, one axial end inside the threaded sleeve 21 is provided with a forward threaded groove 211 in threaded connection with the forward screw 221, the other end is provided with a reverse threaded groove 212 in threaded connection with the reverse screw 222, and the center of the threaded sleeve 21 is radially provided with a movable hole 213 adapted to the adjusting rod 23. The adjusting rod 23 is movably adjusted in the movable hole 213, the interference with the base 11 when the adjusting rod 23 is rotated is prevented, when the adjusting rod 23 clockwise drives the threaded sleeve 21, at the moment, the forward screw 221 moves towards the inside of the forward threaded groove 211, the reverse screw 222 moves towards the inside of the reverse threaded groove 212, the relative movement of the forward screw 221 and the reverse screw 222 is realized, when the adjusting rod is rotated anticlockwise, the forward screw 221 moves towards the outside of the forward threaded groove 211, the reverse screw 222 moves towards the outside of the reverse threaded groove 212, the separated movement of the forward screw 221 and the reverse screw 222 is realized, and at the moment, the two end covers 12 are not influenced by the acting force of the screw group 22.

Preferably, the adjusting rod 23 includes a ball 231 having two ends welded and having a diameter larger than the movable hole 213, and the adjusting rod 23 is axially provided with a plug hole 232. The adjusting rod 23 is prevented from falling from the inside of the movable hole 213 by the ball 231 with the outer diameter larger than the inner diameter of the movable hole 213 welded at the two ends of the adjusting rod 23, and the length of the adjusting rod 23 can be increased by the insertion hole 232 axially formed in the adjusting rod 23, so that the threaded sleeve 21 is rotated more easily.

The utility model discloses when using, inside the bolt hole 121 that passes one side with forward screw 221, reverse screw 222 passes inside the bolt hole 121 of opposite side, arrange forward screw 221 and reverse screw 222's threaded end in with threaded sleeve 21 afterwards, rotate the regulation pole 23 through clockwise afterwards, make threaded sleeve 21 clockwise rotate, forward screw 221 is to the internal motion of forward thread groove 211 this moment, reverse screw 222 is to the internal motion of reverse thread groove 212, the relative motion of forward screw 221 and reverse screw 222 has been realized, and then forward screw 221 and the extrusion of reverse screw 222 through the shrink are fixed between two end covers 12 with frame 11.

During disassembly, the adjusting rod 23 is rotated anticlockwise, so that the threaded sleeve 21 rotates anticlockwise, the forward screw 221 moves towards the outside of the forward threaded groove 211, and the reverse screw 222 moves towards the outside of the reverse threaded groove 212, so that the forward screw 221 and the reverse screw 222 move away from each other, at the moment, the two end covers 12 are free from acting force of the screw group 22, when the forward screw 221 and the reverse screw 222 are separated from the inside of the threaded sleeve 21, the end covers 12 and the base 11 can be disassembled, the whole body does not need to be matched with tools, and rapid disassembly and assembly are facilitated.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick detachable direct current motor convenient to later maintenance, includes direct current motor (1), its characterized in that: direct current motor (1) including frame (11), dismantled and assembled install end cover (12) at frame (11) axial both ends, the both ends of frame (11) are provided with can make two end cover (12) relative or from the multiunit bolt sleeve subassembly (2) of motion mutually, bolt sleeve subassembly (2) including threaded sleeve (21), screw rod group (22) of screw thread installation at threaded sleeve (21) both ends, the outside of end cover (12) is all arranged in to screw rod group (22) hexagon nut end, the radial movable mounting in threaded sleeve (21) center has regulation pole (23).

2. The easy-to-disassemble dc motor convenient for post-maintenance according to claim 1, wherein: a plurality of lug plates are welded on the outer wall of the end cover (12), and bolt holes (121) which are convenient for the penetration of the screw group (22) are formed in the lug plates.

3. The easy-to-disassemble dc motor convenient for post-maintenance according to claim 1, wherein: the screw rod group (22) comprises a forward screw rod (221) arranged inside a bolt hole (121) of one side end cover (12) and a reverse screw rod (222) arranged inside a bolt hole (121) of the other side end cover (12), one axial end inside the threaded sleeve (21) is provided with a forward threaded groove (211) in threaded connection with the forward screw rod (221), the other end of the threaded sleeve is provided with a reverse threaded groove (212) in threaded connection with the reverse screw rod (222), and the center of the threaded sleeve (21) is radially provided with a movable hole (213) matched with the adjusting rod (23).

4. The easy-to-disassemble dc motor convenient for post-maintenance according to claim 1, wherein: the adjusting rod (23) comprises a ball head (231) with two welded ends and the aperture larger than the movable hole (213), and the adjusting rod (23) is axially provided with a jack (232).

5. The easy-to-disassemble direct current motor convenient for post maintenance according to claim 1, characterized in that: the outer side of the lug plate welded on the periphery of the end cover (12) is provided with a hexagonal counter bore (122) communicated with the bolt hole (121), and the hexagonal counter bore (122) is matched with the hexagonal end of the screw group (22).