CN212908127U - City rail vehicle ground connection carbon brush fixing device - Google Patents
City rail vehicle ground connection carbon brush fixing device Download PDFInfo
- Publication number
- CN212908127U CN212908127U CN202021143167.0U CN202021143167U CN212908127U CN 212908127 U CN212908127 U CN 212908127U CN 202021143167 U CN202021143167 U CN 202021143167U CN 212908127 U CN212908127 U CN 212908127U
- Authority
- CN
- China
- Prior art keywords
- carbon brush
- locking
- locking screw
- ground connection
- rail vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 73
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a city rail vehicle ground connection carbon brush fixing device belongs to rail vehicle and makes technical field, include: the carbon brush fixing device comprises a fixing bottom plate, a carbon brush connecting device, a first locking screw rod and a first locking nut. The utility model provides a pair of city rail vehicle ground connection carbon brush fixing device simple structure installs the ground connection carbon brush in the ground connection carbon brush mounting hole, rotate respectively through first locking screw and second locking screw and get into first location spout and second location spout in, then second lock nut and second lock gasket and first lock nut and first lock gasket fix the ground connection carbon brush locking in the carbon brush mounting hole, easy operation to labour saving and time saving, work efficiency is high, also guarantees the quality of fixed ground connection carbon brush.
Description
Technical Field
The utility model discloses a city rail vehicle ground connection carbon brush fixing device belongs to rail vehicle and makes technical field.
Background
In order to adapt to the operation of urban rail vehicles and improve the safety and reliability of electric reflux of a vehicle system, the grounding carbon brush is required to keep good conductive characteristics so as to meet the technical requirements of traction braking of the vehicle system. The existing grounding carbon brush fixing device wastes time and labor in the process of installing the grounding carbon brush, has low working efficiency and is difficult to ensure the fixing quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current ground connection carbon brush fixing device and wasting time and energy at installation ground connection carbon brush in-process, defect that work efficiency is low provides a city rail vehicle ground connection carbon brush fixing device, has labour saving and time saving, characteristics that work efficiency is high.
The utility model provides a technical scheme does:
a city rail vehicle ground connection carbon brush fixing device includes: the carbon brush connecting device is arranged on the fixed base plate, a first positioning sliding groove is formed in one side of the carbon brush connecting device, a first mounting groove corresponding to the first positioning sliding groove is formed in the fixed base plate, one end of the first locking screw rod is rotatably arranged in the first mounting groove, the first locking nut is sleeved on the other end of the first locking screw rod, a grounding carbon brush mounting hole is formed in the middle of the carbon brush connecting device, a grounding carbon brush is arranged in the grounding carbon brush mounting hole, and the grounding carbon brush is fixed in the carbon brush mounting hole through the first locking nut on the first locking screw rod.
Preferably, the carbon brush connecting device further comprises a second locking screw and a second locking nut, a second positioning chute is formed in the other side of the carbon brush connecting device, a second mounting groove corresponding to the second positioning chute is formed in the fixing bottom plate, one end of the second locking screw is rotatably arranged in the second mounting groove, and the other end of the second locking screw is sleeved with the second locking nut.
Preferably, the carbon brush connecting device further comprises an external connecting device, and the external connecting device is arranged on one surface of the carbon brush connecting device.
Preferably, the locking device further comprises a first locking gasket, wherein the first locking gasket is sleeved on the first locking screw rod and is in contact with the other end, far away from the first locking screw rod, of the first locking nut.
Preferably, the locking device further comprises a second locking gasket, and the second locking gasket is sleeved on the second locking screw rod and is in contact with the other end, far away from the second locking screw rod, of the second locking nut.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of city rail vehicle ground connection carbon brush fixing device simple structure installs the ground connection carbon brush in the ground connection carbon brush mounting hole, rotate respectively through first locking screw and second locking screw and get into first location spout and second location spout in, then second lock nut and second lock gasket and first lock nut and first lock gasket fix the ground connection carbon brush locking in the carbon brush mounting hole, easy operation to labour saving and time saving, work efficiency is high, also guarantees the quality of fixed ground connection carbon brush.
Drawings
Fig. 1 is an isometric view of a fixing device for an urban rail vehicle grounding carbon brush.
Fig. 2 is an isometric view of the specific operation of a fixing device for an urban rail vehicle grounding carbon brush.
Fig. 3 is a cross-sectional view of a city rail vehicle ground connection carbon brush fixing device of the utility model.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, the present embodiment provides a fixing device for grounding carbon brush of urban rail vehicle based on the prior art, comprising: the carbon brush fixing device comprises a fixing base plate 1, a carbon brush connecting device 2, a first locking screw 5, an external connecting device 3, a second locking screw 6, a second locking nut 7, a first locking gasket 81, a second locking gasket 71, the external connecting device 3 and a first locking nut 8, the external connecting device 3 is installed on one surface of the carbon brush connecting device 2, the carbon brush connecting device 2 is fixed on the fixing base plate 1 through bolts, a first positioning sliding groove 21 is formed in one side of the carbon brush connecting device 2, a first installing groove 11 corresponding to the first positioning sliding groove 21 is formed in the fixing base plate 1, one end of the first locking screw 5 is rotatably installed in the first installing groove 11, the first locking nut 8 is sleeved on the other end of the first locking screw 5, an earthing installing hole 23 is formed in the middle of the carbon brush connecting device 2, and an earthing carbon brush 4 is installed in the earthing carbon brush.
For symmetrical fixation, the carbon brush connecting device further comprises a second locking screw 6 and a second locking nut 7, a second positioning chute 22 is arranged on the other side of the carbon brush connecting device 2, a second mounting groove 12 corresponding to the second positioning chute 22 is arranged on the fixing bottom plate 1, one end of the second locking screw 6 is rotatably mounted in the second mounting groove 12, and the other end of the second locking screw 6 is sleeved with the second locking nut 8.
In order to prevent the second locking nut 7 and the first locking nut 8 from extruding, locking and fixing the grounding carbon brush 4, the carbon brush fixing device further comprises a first locking gasket 81 and a second locking gasket 71, the first locking gasket 81 is sleeved on the first locking screw 5 and contacts with the other end, far away from the first locking screw 5, of the first locking nut 8, and the second locking gasket 71 is sleeved on the second locking screw 6 and contacts with the other end, far away from the second locking screw 6, of the second locking nut 7.
The specific working mode is as follows:
the grounding carbon brush 4 is installed in the grounding carbon brush installation hole 23, the first locking screw 5 and the second locking screw 6 respectively rotate to enter the first positioning sliding groove 21 and the second positioning sliding groove 22, then the second locking nut 7, the second locking gasket 71, the first locking nut 8 and the first locking gasket 81 lock and fix the grounding carbon brush 4 in the carbon brush installation hole 23, the operation is simple, time and labor are saved, the working efficiency is high, and the quality of fixing the grounding carbon brush is also guaranteed.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (5)
1. The utility model provides a city rail vehicle ground connection carbon brush fixing device which characterized in that includes: the carbon brush connecting device is arranged on the fixed base plate, a first positioning sliding groove is formed in one side of the carbon brush connecting device, a first mounting groove corresponding to the first positioning sliding groove is formed in the fixed base plate, one end of the first locking screw rod is rotatably arranged in the first mounting groove, the first locking nut is sleeved on the other end of the first locking screw rod, a grounding carbon brush mounting hole is formed in the middle of the carbon brush connecting device, a grounding carbon brush is arranged in the grounding carbon brush mounting hole, and the grounding carbon brush is fixed in the carbon brush mounting hole through the first locking nut on the first locking screw rod.
2. The urban rail vehicle grounding carbon brush fixing device according to claim 1, further comprising a second locking screw and a second locking nut, wherein a second positioning chute is formed in the other side of the carbon brush connecting device, a second mounting groove corresponding to the second positioning chute is formed in the fixing base plate, one end of the second locking screw is rotatably arranged in the second mounting groove, and the second locking nut is sleeved at the other end of the second locking screw.
3. The urban rail vehicle grounding carbon brush fixing device according to claim 2, characterized by further comprising an external connecting device, wherein the external connecting device is arranged on one surface of the carbon brush connecting device.
4. The urban rail vehicle grounding carbon brush fixing device according to claim 3, further comprising a first locking gasket, wherein the first locking gasket is sleeved on the first locking screw and is in contact with the other end, far away from the first locking screw, of the first locking nut.
5. The urban rail vehicle grounding carbon brush fixing device according to claim 4, further comprising a second locking washer, wherein the second locking washer is sleeved on the second locking screw and is in contact with the second locking nut at the other end far away from the second locking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021143167.0U CN212908127U (en) | 2020-06-19 | 2020-06-19 | City rail vehicle ground connection carbon brush fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021143167.0U CN212908127U (en) | 2020-06-19 | 2020-06-19 | City rail vehicle ground connection carbon brush fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212908127U true CN212908127U (en) | 2021-04-06 |
Family
ID=75278980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021143167.0U Expired - Fee Related CN212908127U (en) | 2020-06-19 | 2020-06-19 | City rail vehicle ground connection carbon brush fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212908127U (en) |
-
2020
- 2020-06-19 CN CN202021143167.0U patent/CN212908127U/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: 20210406 |