CN110320382B - Single track hangs contact speed sensor - Google Patents
Single track hangs contact speed sensor Download PDFInfo
- Publication number
- CN110320382B CN110320382B CN201910638523.1A CN201910638523A CN110320382B CN 110320382 B CN110320382 B CN 110320382B CN 201910638523 A CN201910638523 A CN 201910638523A CN 110320382 B CN110320382 B CN 110320382B
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- fixed
- supporting plate
- measuring device
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- fixed plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a monorail crane contact type speed measuring device, which comprises: the fixed plate is fixed on the walking frame through bolts, one end of the balance supporting plate is connected with the shaft ends of the fixed plate in a matched manner through two shaft sleeves, the tail end of the fixed plate is connected with the fixed end cover through fastening screws, a spring is suspended between the fixed plate and the balance supporting plate, the other end of the balance supporting plate is connected with the shaft ends of the starting rods in a matched manner through two groups of bearings, the gear to be tested is fixed on the pin shaft through an elastic cylindrical pin, an encoder is mounted on the balance supporting plate, and the encoder is close to the gear to be tested; the speed measuring device has compact and reliable structure, simple installation and stable operation, and the spring is arranged, so that the starting rod can be always attached to the track surface, the accuracy of the measured speed is greatly improved, external dust and impurities can be effectively isolated through the V-shaped sealing ring, and the service life of the bearing is effectively prolonged.
Description
Technical Field
The invention relates to a speed measuring system of a monorail crane, in particular to a contact speed measuring device of the monorail crane.
Background
The monorail crane is now the main auxiliary transportation equipment under the mine, and in order to ensure the safety of the locomotive and the driver and ensure the stable and reliable operation of the locomotive, the locomotive is generally provided with a speed measuring device, and the operation speed of the locomotive can be monitored in real time.
Because of the general contact type speed measuring device, the parts are in continuous contact with the speed measuring sensor, so that the material requirements of the parts are strict, and the speed measuring failure of the parts can be caused by excessive abrasion when the parts are serious.
The existing speed measuring device is poor in reliability and complex in structure.
Disclosure of Invention
The invention aims to provide a monorail crane contact type speed measuring device which is high in reliability and relatively simple in structure.
In order to achieve the above purpose, the present invention provides the following technical solutions: a monorail crane contact type speed measuring device comprises:
a fixing plate and a balance support plate;
the fixed plate is fixed on the walking support through bolts, one end of the balance support plate is connected with the shaft ends of the fixed plate in a matched manner through two shaft sleeves, the tail end of the fixed plate is connected with the fixed end cover through fastening screws, and a spring is suspended between the fixed plate and the balance support plate;
the other end of the balance supporting plate is connected with the shaft ends of starting rods in a matched manner through two groups of bearings, the starting rods are fixed on the pin shafts through elastic cylindrical pins, the tested gears are also fixed on the same pin shaft through the elastic cylindrical pins, and the starting rods are synchronous with the tested gears through the pin shafts; and an encoder is arranged on the tail part of the balance supporting plate, the encoder is close to the tooth root of the gear to be measured, and the pulse output by the encoder in unit time can convert the speed of the travelling wheel.
The fixing plate is fastened through bolts, and can be ensured to be fixed relative to the walking bracket in the running process of the locomotive.
The spring can ensure that the starting rod is always attached to the track, and further can ensure that the speed measured by the encoder is always the locomotive running speed.
The bottom end of the balance supporting plate is provided with the V-shaped sealing ring, so that dust and impurities can be prevented from entering the bearing.
The fixed plate is provided with a lubricating oil hole at the position of the matched through hole, so that lubricating oil can be injected into the shaft sleeve periodically.
The two groups of bearings are fixed by an outer retainer ring and an inner retainer ring of the bearing.
Compared with the existing speed measuring device: the invention has the following advantages:
1. the speed measuring device has compact and reliable structure, simple installation and stable operation;
2. the spring is arranged, so that the starting rod can be always attached to the track surface, and the accuracy of the measured speed is greatly improved;
3. according to the invention, the V-shaped sealing ring can effectively isolate external dust and impurities, and effectively prolong the service life of the bearing.
Drawings
FIG. 1 is an installation view of a speed measuring device of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a semi-sectional side view of the present invention;
fig. 5 is a top view of the present invention.
In the figure: 100. the device comprises a walking frame, 200, walking wheels, 300, a speed measuring device, 1, a fixing plate, 2, a starting rod, 3, an encoder, 4, a balance supporting plate, 5, a spring, 6, an end cover, 7, a shaft end baffle, 8, a pin shaft, 9, a gear to be measured, 10, a bearing, 11 and a shaft sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, the present invention provides a monorail crane contact speed measuring device 300, which includes:
a fixed plate 1 and a balance support plate 4;
the fixed plate 1 is fixed on the walking bracket 100 through bolts, one end of the balance support plate 4 is connected with the shaft end of the fixed plate 1 in a matched manner through two shaft sleeves 11, and a lubricating oil hole is formed in a matched through hole of the fixed plate 1, so that lubricating oil can be injected into the shaft sleeves 11 periodically; the tail end of the fixed plate 1 is connected with a fixed end cover 6 by a fastening screw, and a spring 5 is suspended between the fixed plate 1 and the balance support plate 4;
the other end of the balance supporting plate 4 is connected with the shaft end of the starting rod 2 in a matched manner through two groups of bearings 10, the starting rod 2 is fixed on the pin shaft 8 through an elastic cylindrical pin, the tested gear 9 is also fixed on the same pin shaft 8 through the elastic cylindrical pin, and the starting rod 2 is synchronous with the tested gear 9 through the pin shaft 8; the encoder 3 is arranged at the tail of the balance supporting plate 4, the encoder 3 is close to the tooth root of the gear 9 to be measured, and the pulse output by the encoder 3 in unit time can convert the speed of the travelling wheel 200; the two groups of bearings 10 are fixed by an outer retainer ring and an inner retainer ring of the bearings, and the shaft end baffle 7 is fixed on the pin shaft 8 and positioned by an elastic retainer ring for holes to play a role in sealing;
as shown in fig. 2 and 3, the fixing plate 1 is fastened by bolts, and can be fixed relative to the walking bracket 100 during the running process of the locomotive.
As shown in fig. 2, the spring 5 can ensure that the starting rod 2 is always attached to the track, and further can ensure that the speed measured by the encoder 3 is always the locomotive running speed.
As shown in fig. 3, the bottom end of the balance supporting plate 4 is provided with a V-shaped sealing ring, so that dust and impurities can be prevented from entering the bearing 10.
When the speed measuring device is used, the starting rod 2 to be measured is connected with the measured gear 9 through the pin shaft 8, and the spring 5 can ensure that the starting rod 2 is always attached to the track surface, so that the speed of the starting rod 2 to be measured can be accurately measured through the encoder 3, and the locomotive can accurately observe and control the travelling speed of the locomotive through the control system in real time.
Compared with the existing speed measuring device: the invention has the following advantages:
1. the speed measuring device has compact and reliable structure, simple installation and stable operation;
2. the spring is arranged, so that the starting rod can be always attached to the track surface, and the accuracy of the measured speed is greatly improved;
3. according to the invention, the V-shaped sealing ring can effectively isolate external dust and impurities, and effectively prolong the service life of the bearing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present 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.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the invention, but any minor modifications, equivalents, and improvements made to the above embodiments according to the technical principles of the present invention should be included in the scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a monorail crane contact speed sensor which characterized in that, it includes:
a fixed plate (1) and a balance support plate (4);
the fixed plate (1) is fixed on the walking bracket (100) through bolts, one end of the balance supporting plate (4) is connected with the shaft ends of the fixed plate (1) in a matched mode through two shaft sleeves (11), the tail end of the fixed plate (1) is connected with the fixed end cover (6) through fastening screws, and a spring (5) is hung between the fixed plate (1) and the balance supporting plate (4);
the other end of the balance supporting plate (4) is connected with the shaft ends of the starting rods (2) in a matched mode through two groups of bearings (10), the starting rods (2) are fixed on the pin shafts (8) through elastic cylindrical pins, the tested gears (9) are also fixed on the same pin shaft (8) through the elastic cylindrical pins, and the starting rods (2) are synchronous with the tested gears (9) through the pin shafts (8); the encoder (3) is installed at the tail of the balance supporting plate (4), the encoder (3) is close to the tooth root of the gear (9) to be detected, and the pulse output by the encoder (3) in unit time can convert the speed of the travelling wheel (200).
2. The monorail crane contact type speed measuring device according to claim 1, wherein the fixing plate (1) is fastened by bolts, and can be ensured to be relatively fixed with the walking bracket (100) in the running process of a locomotive.
3. The monorail crane contact type speed measuring device according to claim 1, wherein the spring (5) can ensure that the starting rod (2) is always attached to the track, and further can ensure that the speed measured by the encoder (3) is always the locomotive running speed.
4. The monorail crane contact type speed measuring device according to claim 2, wherein the bottom end of the balance supporting plate (4) is provided with a V-shaped sealing ring, so that dust and impurities can be prevented from entering the bearing (10).
5. The monorail crane contact type speed measuring device according to claim 1, wherein the lubricating oil hole is formed at the matched through hole of the fixed plate (1), and lubricating oil can be injected into the shaft sleeve (11) periodically.
6. A monorail crane contact speed measuring device according to claim 2, wherein the two sets of bearings (10) are each fixed by an outer bearing retainer and an inner bearing retainer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638523.1A CN110320382B (en) | 2019-07-16 | 2019-07-16 | Single track hangs contact speed sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638523.1A CN110320382B (en) | 2019-07-16 | 2019-07-16 | Single track hangs contact speed sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110320382A CN110320382A (en) | 2019-10-11 |
| CN110320382B true CN110320382B (en) | 2023-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910638523.1A Active CN110320382B (en) | 2019-07-16 | 2019-07-16 | Single track hangs contact speed sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN110320382B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845792A (en) * | 2020-08-13 | 2020-10-30 | 沙尔夫矿山机械（徐州）有限公司 | Single track loop wheel machine car overspeed protection device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10142246A (en) * | 1996-11-11 | 1998-05-29 | Nippon Seiko Kk | Rolling bearing unit with rotational speed detecting device |
| JP2005016990A (en) * | 2003-06-23 | 2005-01-20 | Nsk Ltd | Encoder for wheel rotation speed detection |
| JP2006038160A (en) * | 2004-07-29 | 2006-02-09 | Ntn Corp | Bearing device for wheel with rotating speed detecting device |
| CN203178301U (en) * | 2013-04-24 | 2013-09-04 | 北京凯润机电设备制造有限责任公司 | Speed measuring device for monorail crane locomotive |
| CN203299220U (en) * | 2013-07-01 | 2013-11-20 | 安徽中捷矿山运输设备有限责任公司 | Mechanical vehicle speed measurement and display device applied to monorail crane |
| CN107082093A (en) * | 2017-05-24 | 2017-08-22 | 华南理工大学 | A kind of speed measuring device and fork-lift type AGV dollies |
| CN210109130U (en) * | 2019-07-16 | 2020-02-21 | 沙尔夫矿山机械（徐州）有限公司 | Single-rail-crane contact type speed measuring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005059393A1 (en) * | 2005-12-13 | 2007-06-14 | Schaeffler Kg | Wheel bearing with sensor |
-
2019
- 2019-07-16 CN CN201910638523.1A patent/CN110320382B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10142246A (en) * | 1996-11-11 | 1998-05-29 | Nippon Seiko Kk | Rolling bearing unit with rotational speed detecting device |
| JP2005016990A (en) * | 2003-06-23 | 2005-01-20 | Nsk Ltd | Encoder for wheel rotation speed detection |
| JP2006038160A (en) * | 2004-07-29 | 2006-02-09 | Ntn Corp | Bearing device for wheel with rotating speed detecting device |
| CN203178301U (en) * | 2013-04-24 | 2013-09-04 | 北京凯润机电设备制造有限责任公司 | Speed measuring device for monorail crane locomotive |
| CN203299220U (en) * | 2013-07-01 | 2013-11-20 | 安徽中捷矿山运输设备有限责任公司 | Mechanical vehicle speed measurement and display device applied to monorail crane |
| CN107082093A (en) * | 2017-05-24 | 2017-08-22 | 华南理工大学 | A kind of speed measuring device and fork-lift type AGV dollies |
| CN210109130U (en) * | 2019-07-16 | 2020-02-21 | 沙尔夫矿山机械（徐州）有限公司 | Single-rail-crane contact type speed measuring device |
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| Publication number | Publication date |
|---|---|
| CN110320382A (en) | 2019-10-11 |
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