CN210742473U - Novel rail transit power supply leakage current monitoring sensor - Google Patents
Novel rail transit power supply leakage current monitoring sensor Download PDFInfo
- Publication number
- CN210742473U CN210742473U CN201921430206.2U CN201921430206U CN210742473U CN 210742473 U CN210742473 U CN 210742473U CN 201921430206 U CN201921430206 U CN 201921430206U CN 210742473 U CN210742473 U CN 210742473U
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- base
- movable rod
- leakage current
- power supply
- rail transit
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel rail transit power supply leakage current monitoring sensor, which comprises a sensor body, wherein the bottom of the sensor body is provided with a base, both sides of the sensor body are respectively provided with a fixing device, both sides of the base are respectively provided with a transmission device, the bottom of the base is provided with a limiting device near both sides, the bottom of the base is provided with a table body, a fixed rod is arranged between the table body and the base, when the novel rail transit power supply leakage current monitoring sensor is used, the sensor body is driven to incline left and right by rotating a hand wheel so as to realize the angle adjustment of the sensor body, the sensor is prevented from being influenced by connecting with other equipment through an electric wire, thereby avoiding the abnormal operation of the equipment caused by the influence of a circuit, the sensor body is fixed through a bolt, the sensor body is prevented from sliding down when the angle adjustment is carried out, and the stability of, therefore, the device has the characteristics of multi-angle adjustment, normal operation of equipment guarantee and the like.
Description
Technical Field
The utility model relates to a sensor technical field specifically is a novel rail transit power supply leakage current monitoring sensor.
Background
Rail transit refers to a type of vehicle or transportation system in which operating vehicles need to travel on a particular rail. The most typical rail transit is a railway system consisting of conventional trains and standard railways. With the diversified development of train and railway technologies, rail transit is more and more types, and is not only distributed in long-distance land transportation, but also widely applied to medium-short distance urban public transportation. Urban rail transit is defined as the general term of fast mass transit which usually takes electric energy as power and adopts a wheel-rail running mode.
In order to ensure that the vehicle can normally work and avoid power leakage current used by the vehicle, a leakage current monitoring sensor is usually installed at a power supply, and when the conventional sensor is connected with power equipment through an electric wire, the line connection is influenced because the angle of the sensor cannot be adjusted, so that the normal work of the power equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's defects such as difficult regulation, influence equipment normal work, provide a novel rail transit power supply leakage current monitoring sensor. The novel rail transit power supply leakage current monitoring sensor has the characteristics of multi-angle adjustment, normal work of equipment guarantee and the like.
In order to achieve the above object, the utility model provides a following technical scheme: a novel rail transit power supply leakage current monitoring sensor comprises a sensor body, wherein a base is arranged at the bottom of the sensor body, fixing devices are arranged on two sides of the sensor body, transmission devices are arranged on two sides of the base, a limiting device is arranged at the position, close to two sides, of the bottom of the base, a table body is arranged at the bottom of the base, a fixing rod is arranged between the table body and the base, the bottom end of the fixing rod is fixedly connected to the top of the table body, a first rotating shaft is arranged at the top of the fixing rod, the fixing rod is movably connected with the base through the first rotating shaft, a hand wheel is arranged at the position, close to two sides, of the top of the table body, one side, close to the center of the table body, of the hand wheel is provided with a first fixing plate, the bottom of the first fixing plate is fixedly connected to the top of the table body, a nut, the improved structure of the hydraulic oil cylinder is characterized in that a second fixing plate is arranged on one side, away from the first fixing plate, of the nut, the bottom of the second fixing plate is fixedly connected to the top of the table body, a threaded rod is fixedly connected to one side, close to the first fixing plate, of the hand wheel, a first bearing is fixedly connected to the inner cavity of the first fixing plate, a second bearing is fixedly connected to one side, close to the nut, of the second fixing plate, one end, away from the hand wheel, of the threaded rod sequentially penetrates through the first bearing and the nut and is inserted into the inner cavity of the second bearing.
Preferably, transmission includes the second movable rod, be equipped with the third pivot between second movable rod and the base, the second movable rod passes through third pivot and base swing joint, one side that the base was kept away from to the second movable rod is equipped with the pipe, the first trompil of mutually supporting with the second movable rod is seted up to one side that the pipe is close to the second movable rod, the one end that the base was kept away from to the second movable rod runs through first trompil, and extends to in the pipe to fixedly connected with connecting plate, fixedly connected with second spring between connecting plate and the pipe inner chamber bottom, one side that the base was kept away from to the pipe is through second pivot and adjacent nut swing joint.
Preferably, the fixing device comprises a mounting plate, the mounting plate is fixedly connected with the sensor body, the bottom of the mounting plate is attached to the top of the base, a bolt penetrates through the mounting plate, and the bottom end of the bolt is inserted into the top of the base.
Preferably, stop device includes first spring, the one end and the base fixed connection of first spring, the other end and the stage body fixed connection of first spring, first spring inner chamber is pegged graft and is had first movable rod, the top of first movable rod is equipped with the fourth pivot, first movable rod passes through fourth pivot and base swing joint, set up the second trompil that matches each other with first movable rod on the stage body, the second trompil is run through to the bottom of first movable rod to fixedly connected with limiting plate.
Preferably, a plurality of the supporting legs are arranged in a left-right symmetrical mode by taking the central axis of the table body as a symmetrical axis.
Preferably, both ends of the round pipe are sealed.
Preferably, the outer edge of the hand wheel is provided with a non-slip mat.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a novel track traffic power supply leakage current monitoring sensor is when using, drives sensor body horizontal tilt through rotating the hand wheel to realize the angle modulation of sensor body, avoid influencing the sensor and pass through the electric wire and be connected with other equipment, thereby avoid leading to equipment work unusual because of the circuit influence, fix the sensor body through the bolt, avoid the sensor body to take place the landing when carrying out angle modulation, guarantee the steadiness of sensor, consequently, bring the device and have the multi-angle and adjust, characteristics such as assurance equipment normal work.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
Reference numbers in the figures: 1. a table body; 2. a support leg; 3. a circular tube; 4. a first spring; 5. a first movable bar; 6. a limiting plate; 7. fixing the rod; 8. a transmission device; 9. a nut; 10. a hand wheel; 11. a first fixing plate; 12. a threaded rod; 13. a second fixing plate; 14. a limiting device; 15. a base; 16. mounting a plate; 17. a bolt; 18. a sensor body; 19. a second movable bar; 20. a connecting plate; 21. a second spring; 22. and (4) a fixing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-2, the present invention provides a technical solution: a novel rail transit power supply leakage current monitoring sensor comprises a sensor body 18, a base 15 is arranged at the bottom of the sensor body 18, fixing devices 22 are arranged on two sides of the sensor body 18, each fixing device 22 comprises a mounting plate 16, the mounting plates 16 are fixedly connected with the sensor body 18, the bottoms of the mounting plates 16 are mutually attached to the top of the base 15, bolts 17 penetrate through the mounting plates 16, the bottom ends of the bolts 17 are inserted into the top of the base 15, transmission devices 8 are arranged on two sides of the base 15, each transmission device 8 comprises a second movable rod 19, a third rotating shaft is arranged between the second movable rod 19 and the base 15, the second movable rod 19 is movably connected with the base 15 through the third rotating shaft, a round pipe 3 is arranged on one side, away from the base 15, of the second movable rod 19, two ends of the round pipe 3 are arranged in a sealing mode, a first opening matched with the second movable rod 19 is formed in one side, close to the second movable rod, one end of the second movable rod 19, which is far away from the base 15, penetrates through the first opening and extends into the circular tube 3, and is fixedly connected with a connecting plate 20, a second spring 21 is fixedly connected between the connecting plate 20 and the bottom of the inner cavity of the circular tube 3, one side of the circular tube 3, which is far away from the base 15, is movably connected with an adjacent nut 9 through a second rotating shaft, the bottom of the base 15, which is close to two sides, is provided with a limiting device 14, the limiting device 14 comprises a first spring 4, one end of the first spring 4 is fixedly connected with the base 15, the other end of the first spring 4 is fixedly connected with the table body 1, the inner cavity of the first spring 4 is inserted with a first movable rod 5, the top end of the first movable rod 5 is provided with a fourth rotating shaft, the first movable rod 5 is movably connected with the base 15 through the fourth rotating shaft, the table body 1 is provided with a second opening which is matched with the first movable, a limit plate 6 is fixedly connected, a table body 1 is arranged at the bottom of a base 15, a fixed rod 7 is arranged between the table body 1 and the base 15, the bottom end of the fixed rod 7 is fixedly connected to the top of the table body 1, a first rotating shaft is arranged at the top of the fixed rod 7, the fixed rod 7 is movably connected with the base 15 through the first rotating shaft, hand wheels 10 are arranged at positions close to two sides of the top of the table body 1, anti-skid pads are arranged at the outer edges of the hand wheels 10, a first fixing plate 11 is arranged at one side of the hand wheels 10 close to the center of the table body 1, the bottom of the first fixing plate 11 is fixedly connected to the top of the table body 1, a nut 9 is arranged at one side of the first fixing plate 11 far away from the hand wheels 10, a second rotating shaft is arranged at the top of the nut 9, a second fixing plate 13 is arranged at one side of the nut 9 far away from, first fixed plate 11 inner chamber fixedly connected with first bearing, one side fixedly connected with second bearing that second fixed plate 13 is close to nut 9, first bearing and nut 9 are run through in proper order to the one end that hand wheel 10 was kept away from to threaded rod 12, and plug in the second bearing inner chamber, the bottom fixedly connected with a plurality of landing leg 2 of stage body 1, a plurality of landing leg 2 uses the central axis of stage body 1 to be bilateral symmetry setting as the symmetry axis, drive sensor body 18 tilt about through rotating hand wheel 10, in order to realize the angle modulation of sensor body 18, avoid influencing the sensor and pass through the electric wire and be connected with other equipment, thereby avoid leading to equipment work unusual because of the circuit influence, fix sensor body 18 through bolt 17, avoid sensor body 18 to take place the landing when carrying out angle modulation, guarantee the steadiness of sensor.
The working principle of the utility model is that when the utility model is used, the sensor body 18 is placed on the top of the base 15, the sensor body 18 is fixed on the base 15 by screwing the bolt 17, then the left hand wheel 10 is rotated to drive the adjacent threaded rod 12 to rotate, the threaded rod 12 drives the adjacent nut 9 to move rightwards, the nut 9 drives the circular tube 3 to swing, the circular tube 3 drives the second movable rod 19 to swing synchronously, so that the second spring 21 is compressed, the second movable rod 19 drives the left side of the base 15 to move upwards, the base 15 drives the left side of the sensor body 18 to move upwards, the base 15 drives the first movable rod 5 to move upwards, so that the first spring 4 is stretched, meanwhile, the right hand wheel 10 is rotated to drive the adjacent threaded rod 12 to rotate, the threaded rod 12 drives the adjacent nut 9 to move rightwards, the nut 9 drives the circular tube 3 to swing, the circular tube 3 drives, so that the second spring 21 is extended, the second movable rod 19 drives the right side of the base 15 to move downwards, the base 15 drives the right side of the sensor body 18 to move downwards, the base 15 drives the first movable rod 5 to move downwards, so that the first spring 4 is compressed, and conversely, the left hand wheel 10 is rotated to drive the left side of the sensor body 18 to move downwards, and the right hand wheel 10 is rotated to drive the right side of the sensor body 18 to move upwards, thereby realizing the angle adjustment of the sensor body 18, driving the sensor body 18 to incline left and right by rotating the hand wheel 10, so as to realize the angle adjustment of the sensor body 18, avoid influencing the connection of the sensor with other equipment through wires, thereby avoid leading to equipment work unusual because of the circuit influence, fix sensor body 18 through bolt 17, avoid sensor body 18 to take place the landing when carrying out angle modulation, guarantee the steadiness of sensor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a novel rail transit power supply leakage current monitoring sensor, includes sensor body (18), its characterized in that: the sensor comprises a sensor body (18), a base (15) is arranged at the bottom of the sensor body (18), fixing devices (22) are arranged on two sides of the sensor body (18), transmission devices (8) are arranged on two sides of the base (15), limiting devices (14) are arranged at positions, close to two sides, of the bottom of the base (15), a table body (1) is arranged at the bottom of the base (15), a fixing rod (7) is arranged between the table body (1) and the base (15), the bottom end of the fixing rod (7) is fixedly connected to the top of the table body (1), a first rotating shaft is arranged at the top of the fixing rod (7), the fixing rod (7) is movably connected with the base (15) through the first rotating shaft, hand wheels (10) are arranged at positions, close to two sides, of the top of the table body (1), a first fixing plate (11) is arranged at one side, close to the center of the table body (1), of the hand wheels (10), and the bottom of the, one side that hand wheel (10) were kept away from in first fixed plate (11) is equipped with nut (9), the top of nut (9) is equipped with the second pivot, one side that first fixed plate (11) were kept away from in nut (9) is equipped with second fixed plate (13), the bottom fixed connection of second fixed plate (13) is at the top of stage body (1), one side fixedly connected with threaded rod (12) that hand wheel (10) are close to first fixed plate (11), first fixed plate (11) inner chamber fixedly connected with first bearing, one side fixedly connected with second bearing that second fixed plate (13) are close to nut (9), first bearing and nut (9) are run through in proper order to the one end that hand wheel (10) were kept away from in threaded rod (12), and plug in the second bearing inner chamber, the bottom fixedly connected with a plurality of landing legs (2) of stage body (1).
2. The novel rail transit power supply leakage current monitoring sensor according to claim 1, characterized in that: the transmission device (8) comprises a second movable rod (19), a third rotating shaft is arranged between the second movable rod (19) and the base (15), the second movable rod (19) is movably connected with the base (15) through a third rotating shaft, a round pipe (3) is arranged on one side of the second movable rod (19) far away from the base (15), one side of the round tube (3) close to the second movable rod (19) is provided with a first opening matched with the second movable rod (19), one end of the second movable rod (19) far away from the base (15) penetrates through the first opening and extends into the circular tube (3), a connecting plate (20) is fixedly connected, a second spring (21) is fixedly connected between the connecting plate (20) and the bottom of the inner cavity of the circular tube (3), one side of the round pipe (3) far away from the base (15) is movably connected with the adjacent nut (9) through a second rotating shaft.
3. The novel rail transit power supply leakage current monitoring sensor according to claim 1, characterized in that: fixing device (22) include mounting panel (16), mounting panel (16) and sensor body (18) fixed connection, the bottom of mounting panel (16) and the top of base (15) are laminated each other, it is equipped with bolt (17) to run through on mounting panel (16), the bottom of bolt (17) is pegged graft at the top of base (15).
4. The novel rail transit power supply leakage current monitoring sensor according to claim 1, characterized in that: stop device (14) include first spring (4), the one end and base (15) fixed connection of first spring (4), the other end and the stage body (1) fixed connection of first spring (4), first spring (4) inner chamber is pegged graft and is had first movable rod (5), the top of first movable rod (5) is equipped with the fourth pivot, first movable rod (5) are through fourth pivot and base (15) swing joint, set up the second trompil that matches each other with first movable rod (5) on stage body (1), the second trompil is run through to the bottom of first movable rod (5) to fixedly connected with limiting plate (6).
5. The novel rail transit power supply leakage current monitoring sensor according to claim 1, characterized in that: the supporting legs (2) are arranged in a bilateral symmetry mode by taking the central axis of the table body (1) as a symmetry axis.
6. The novel rail transit power supply leakage current monitoring sensor according to claim 2, characterized in that: the two ends of the round pipe (3) are sealed.
7. The novel rail transit power supply leakage current monitoring sensor according to claim 1, characterized in that: and the outer edge of the hand wheel (10) is provided with an anti-skid pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430206.2U CN210742473U (en) | 2019-08-30 | 2019-08-30 | Novel rail transit power supply leakage current monitoring sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430206.2U CN210742473U (en) | 2019-08-30 | 2019-08-30 | Novel rail transit power supply leakage current monitoring sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210742473U true CN210742473U (en) | 2020-06-12 |
Family
ID=71006686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921430206.2U Expired - Fee Related CN210742473U (en) | 2019-08-30 | 2019-08-30 | Novel rail transit power supply leakage current monitoring sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210742473U (en) |
-
2019
- 2019-08-30 CN CN201921430206.2U patent/CN210742473U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 |