CN211117479U - Elastic suspension device of speed reducer special for electric locomotive - Google Patents
Elastic suspension device of speed reducer special for electric locomotive Download PDFInfo
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- CN211117479U CN211117479U CN201922108357.2U CN201922108357U CN211117479U CN 211117479 U CN211117479 U CN 211117479U CN 201922108357 U CN201922108357 U CN 201922108357U CN 211117479 U CN211117479 U CN 211117479U
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- pull rod
- connecting pin
- speed reducer
- electric locomotive
- bushing
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Abstract
The utility model discloses an elastic suspension device of a special speed reducer for an electric locomotive, which comprises a pull rod assembly, wherein an upper pull rod head and a lower pull rod head are respectively arranged at two ends of the pull rod assembly, a pull rod elastic ferrule is arranged in the upper pull rod head, and a joint bearing is arranged in the lower pull rod head through a retaining ring; the upper pull rod head is hinged with the walking steel structure through an upper lug plate and an upper connecting pin which are fixed on the walking steel structure of the electric locomotive; an upper bushing is fixed in the upper ear plate; the lower pull rod head is hinged with the speed reducer through a lower lug plate and a lower connecting pin which are fixed on the speed reducer of the electric locomotive; and a lower bushing is fixed in the lower ear plate. The utility model discloses elastic suspension device uses on the electric locomotive walks capable, and the electric locomotive walks on the rail surface, and it has jolting to walk capable time, and elastic suspension device slows down the electric locomotive when walking capable, because of jolting to the impact of speed reducer gear, prolongs the life-span of speed reducer.
Description
Technical Field
The utility model relates to a linkage, specifically speaking are special speed reducer elastic suspension of electric locomotive.
Background
At present, electric locomotives are operated on the coke-quenching car rails on the coke side of the coke oven for towing and handling coke car trucks or wet quenching cars.
The electric locomotive walks on the rail surface and jolts when walking, and the traditional suspension device can cause impact on a gear of the speed reducer due to jolt when the electric locomotive walks, so that the service life of the speed reducer is shortened.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned technical problems, an elastic suspension device for a speed reducer dedicated for an electric locomotive is provided. The utility model discloses a technical means as follows:
an elastic suspension device of a speed reducer special for an electric locomotive comprises a pull rod assembly, wherein an upper pull rod head and a lower pull rod head are respectively arranged at two ends of the pull rod assembly, the axes of the upper pull rod head and the lower pull rod head are perpendicular to the axis of the pull rod assembly, a pull rod elastic ferrule is installed in the upper pull rod head, and a joint bearing is installed in the lower pull rod head through a check ring;
the upper pull rod head is hinged with the walking steel structure through an upper lug plate and an upper connecting pin which are fixed on the walking steel structure of the electric locomotive;
an upper bushing is fixed in the upper ear plate, one end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, penetrates through the two upper bushings and the pull rod elastic ferrule, the end part of the end is tightly pressed with an upper pressing cover through an upper locking nut, and an upper spacer bush is sleeved on the part, between the upper bushing, which is close to the end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, and the pull rod elastic ferrule; one end of the upper connecting pin, which is provided with an end face, is tightly attached to the end face of the upper bushing, which is close to the end face of the upper connecting pin;
the lower pull rod head is hinged with the speed reducer through a lower lug plate and a lower connecting pin which are fixed on the speed reducer of the electric locomotive;
a lower bushing is fixed in the lower ear plate; one end of the lower connecting pin, which is far away from the end face of the lower connecting pin, penetrates through the two lower bushings and the knuckle bearing, the end part of the lower connecting pin is tightly pressed by a lower pressing cover through a lower locking nut, and a lower spacer bush is sleeved on the part, between the lower bushing, which is close to the end face of the lower connecting pin, and the knuckle bearing;
and one end of the lower connecting pin, which is provided with an end face, is tightly attached to the end face of the lower bushing close to the lower connecting pin.
The pull rod assembly comprises a pull rod sleeve, an upper pull rod and a lower connecting rod which are in threaded fit with the pull rod sleeve are respectively arranged in two ends of the pull rod sleeve, the upper pull rod is far away from one end of the pull rod sleeve and is provided with an upper pull rod head, the lower pull rod is far away from one end of the pull rod sleeve and is provided with a lower pull rod head, the upper pull rod and the lower pull rod are respectively sleeved with a fixing nut, a locking nut and a check ring, the fixing nut and the locking nut are in threaded fit with the fixing nut and the locking nut, and the check ring is arranged between the fixing nut and the locking nut.
And one end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, and one end of the lower connecting pin, which is far away from the end surface of the lower connecting pin, are respectively provided with a split limiting pin matched with the upper locking nut and the lower locking nut.
The upper bushing, the lower bushing, the upper spacer bush and the lower spacer bush are all made of nylon materials.
The elastic ferrule of the pull rod is made of rubber.
The upper ear plate is fixed on the pull rod support, the pull rod support is fixedly connected with the traveling mechanism through a bolt, and the traveling mechanism is welded with a stop iron below the pull rod support.
The utility model has the advantages of it is following:
1. the upper bushing, the lower bushing, the upper spacer bush and the lower spacer bush are added to reduce the impact force of bumping on the speed reducer.
2. The upper pull rod head is internally provided with a pull rod elastic ferrule which can absorb vibration energy and reduce impact force on the speed reducer.
3. And the pull rod assembly of the elastic suspension device consists of an upper pull rod head, a lower pull rod head and a pull rod pipe sleeve, and in the installation process of the speed reducer, the positioning connection between the input shaft of the speed reducer and the output shaft of the rotating motor can be adjusted through the pull rod assembly, so that the installation and debugging of the speed reducer are facilitated.
Based on the reason, the utility model discloses can extensively promote in fields such as electric locomotive.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a front view of an elastic suspension device for a speed reducer dedicated for an electric locomotive in the embodiment of the present invention.
Fig. 2 is a sectional view taken along line a-a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 2, an elastic suspension device for a speed reducer special for an electric locomotive comprises a pull rod assembly 1, wherein an upper pull rod head 2 and a lower pull rod head 3 are respectively arranged at two ends of the pull rod assembly 1, the axes of the upper pull rod head 2 and the lower pull rod head 3 are both perpendicular to the axis of the pull rod assembly 1, a pull rod elastic ferrule 21 is installed in the upper pull rod head 2, and a joint bearing 32 is installed in the lower pull rod head 3 through a retaining ring 31;
the upper pull rod head 2 is hinged with the walking steel structure 4 through an upper lug plate 41 and an upper connecting pin 42 which are fixed on the walking steel structure 4 of the electric locomotive;
an upper bushing 43 is fixed in the upper ear plate 41, one end of the upper connecting pin 42, which is far away from the end surface, penetrates through the two upper bushings 43 and the pull rod elastic ferrule 21, the end part of the end is pressed with an upper pressing cover 45 through an upper locking nut 44, and an upper spacer 46 is sleeved on the part, between the upper bushing 43 and the pull rod elastic ferrule 21, of the upper connecting pin 42, which is close to the end far away from the end surface; one end of the upper connecting pin 42 with an end face is tightly attached to the end face of the upper bushing 43 close to the end face;
the pull-down rod head 3 is hinged with the speed reducer 1 through a lower lug plate 51 and a lower connecting pin 52 which are fixed on the speed reducer 5 of the electric locomotive;
a lower bushing 53 is fixed in the lower ear plate 51; one end of the lower connecting pin 52, which is far away from the end surface thereof, penetrates through the two lower bushings 53 and the knuckle bearing 32, the end part of the end is pressed by a lower gland 55 through a lower lock nut 54, and a lower spacer 56 is sleeved on the part, close to the end of the lower connecting pin 32, which is far away from the end surface thereof, between the lower bushing 53 and the knuckle bearing 32;
one end of the lower connecting pin 52 having an end surface is closely fitted to the end surface of the lower bush 53 adjacent thereto.
Pull rod assembly 1 includes pull rod sleeve pipe 11, just be equipped with respectively in pull rod sleeve pipe 11's the both ends with pull rod sleeve pipe 11 screw-thread fit's last pull rod 12 and lower connecting rod 13, go up pull rod 12 and keep away from pull rod sleeve pipe 11's one end has go up tie-head 2, lower pull rod 13 keeps away from pull rod sleeve pipe 11's one end has drop-head 3, just go up pull rod 12 with all overlap on pull rod 13 and have rather than screw-thread fit's fixation nut 14, lock nut 15 and set up retaining ring 16 between fixation nut 14 and the lock nut 15.
And one end of the upper connecting pin 42, which is far away from the end surface thereof, and one end of the lower connecting pin 52, which is far away from the end surface thereof, are respectively provided with a split limit pin 57 which is matched with the upper lock nut 45 and the lower lock nut 55.
The upper bushing 43, the lower bushing 53, the upper spacer 46 and the lower spacer 56 are all made of nylon.
The pull rod elastic ferrule 21 is made of rubber.
The upper ear plate 41 is fixed on the pull rod support 6, the pull rod support 6 is fixedly connected with the traveling mechanism 4 through a bolt, and the traveling mechanism 4 is welded with a stop iron 61 below the pull rod support 6, so that the pull rod support 6 can be prevented from downward displacement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The elastic suspension device for the speed reducer special for the electric locomotive is characterized by comprising a pull rod assembly, wherein an upper pull rod head and a lower pull rod head are respectively arranged at two ends of the pull rod assembly, the axes of the upper pull rod head and the lower pull rod head are perpendicular to the axis of the pull rod assembly, a pull rod elastic ferrule is installed in the upper pull rod head, and a joint bearing is installed in the lower pull rod head through a check ring;
the upper pull rod head is hinged with the walking steel structure through an upper lug plate and an upper connecting pin which are fixed on the walking steel structure of the electric locomotive;
an upper bushing is fixed in the upper ear plate, one end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, penetrates through the two upper bushings and the pull rod elastic ferrule, the end part of the end is tightly pressed with an upper pressing cover through an upper locking nut, and an upper spacer bush is sleeved on the part, between the upper bushing, which is close to the end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, and the pull rod elastic ferrule; one end of the upper connecting pin, which is provided with an end face, is tightly attached to the end face of the upper bushing, which is close to the end face of the upper connecting pin;
the lower pull rod head is hinged with the speed reducer through a lower lug plate and a lower connecting pin which are fixed on the speed reducer of the electric locomotive;
a lower bushing is fixed in the lower ear plate; one end of the lower connecting pin, which is far away from the end face of the lower connecting pin, penetrates through the two lower bushings and the knuckle bearing, the end part of the lower connecting pin is tightly pressed by a lower pressing cover through a lower locking nut, and a lower spacer bush is sleeved on the part, between the lower bushing, which is close to the end face of the lower connecting pin, and the knuckle bearing;
and one end of the lower connecting pin, which is provided with an end face, is tightly attached to the end face of the lower bushing close to the lower connecting pin.
2. The elastic suspension device for the speed reducer special for the electric locomotive according to claim 1, characterized in that: the pull rod assembly comprises a pull rod sleeve, an upper pull rod and a lower connecting rod which are in threaded fit with the pull rod sleeve are respectively arranged in two ends of the pull rod sleeve, the upper pull rod is far away from one end of the pull rod sleeve and is provided with an upper pull rod head, the lower pull rod is far away from one end of the pull rod sleeve and is provided with a lower pull rod head, the upper pull rod and the lower pull rod are respectively sleeved with a fixing nut, a locking nut and a check ring, the fixing nut and the locking nut are in threaded fit with the fixing nut and the locking nut, and the check ring is arranged between the fixing nut and the locking nut.
3. The elastic suspension device for the speed reducer special for the electric locomotive according to claim 1, characterized in that: and one end of the upper connecting pin, which is far away from the end surface of the upper connecting pin, and one end of the lower connecting pin, which is far away from the end surface of the lower connecting pin, are respectively provided with a split limiting pin matched with the upper locking nut and the lower locking nut.
4. The elastic suspension device for the speed reducer special for the electric locomotive according to claim 1, characterized in that: the upper bushing, the lower bushing, the upper spacer bush and the lower spacer bush are all made of nylon materials.
5. The elastic suspension device for the speed reducer special for the electric locomotive according to claim 1, characterized in that: the elastic ferrule of the pull rod is made of rubber.
6. The elastic suspension device for the speed reducer special for the electric locomotive according to claim 1, characterized in that: the upper ear plate is fixed on the pull rod support, the pull rod support is fixedly connected with the walking steel structure through a bolt, and a stop iron is welded below the pull rod support by the walking steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922108357.2U CN211117479U (en) | 2019-11-29 | 2019-11-29 | Elastic suspension device of speed reducer special for electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922108357.2U CN211117479U (en) | 2019-11-29 | 2019-11-29 | Elastic suspension device of speed reducer special for electric locomotive |
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| Publication Number | Publication Date |
|---|---|
| CN211117479U true CN211117479U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922108357.2U Active CN211117479U (en) | 2019-11-29 | 2019-11-29 | Elastic suspension device of speed reducer special for electric locomotive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778689A (en) * | 2019-11-29 | 2020-02-11 | 大连重矿设备制造有限公司 | Elastic suspension device of speed reducer special for electric locomotive |
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2019
- 2019-11-29 CN CN201922108357.2U patent/CN211117479U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778689A (en) * | 2019-11-29 | 2020-02-11 | 大连重矿设备制造有限公司 | Elastic suspension device of speed reducer special for electric locomotive |
| CN110778689B (en) * | 2019-11-29 | 2024-04-12 | 大连重矿设备制造有限公司 | Elastic suspension device of speed reducer special for electric locomotive |
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