CN210591475U - Fixed support frame structure in railway contact power grid - Google Patents
Fixed support frame structure in railway contact power grid Download PDFInfo
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- CN210591475U CN210591475U CN201921645844.6U CN201921645844U CN210591475U CN 210591475 U CN210591475 U CN 210591475U CN 201921645844 U CN201921645844 U CN 201921645844U CN 210591475 U CN210591475 U CN 210591475U
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Abstract
The utility model relates to a railway electric wire netting technical field especially relates to a fixed bolster frame structure in railway contact electric wire netting, and it includes fixed davit frame, the fixed subassembly of electric wire and draws fixed subassembly to one side, fixed davit frame is T shape, including horizontal part and vertical portion, vertical portion with the perpendicular fixed connection of horizontal part, the horizontal part is used for pushing up the span beam with first house and is connected, the fixed subassembly of electric wire one end with vertical portion is connected, the other end with draw the one end of fixed subassembly to one side and connect, draw the other end of fixed subassembly and be connected with second house roof span beam to one side. The utility model discloses can solve among the prior art fixed bolster frame construction perpendicular to station road direction and produce certain displacement to influence the high pressure of fixed bolster and movable support and draw electric installation's use, influence the current technical problem who reaches equipment normal use of locomotive.
Description
Technical Field
The utility model relates to a railway electric wire netting technical field especially relates to a fixed braced frame structure among railway contact electric wire netting.
Background
Railway is a very important part in the transportation industry, and most of the locomotives are driven to move by drawing electricity from a contact power grid through a pantograph. Wherein, the fixed supporting frame structure in the railway contact network is used for supporting the high-voltage wires in the contact network. The fixed support frame structure in the prior art is a single-column structure fixed to a cross beam or roof beam. For the open type preparation shed, due to the influence of factors such as strong wind weather reasons and poor stress condition of the fixed supporting frame structure caused by overhigh roof beam, the fixed supporting frame structure in the prior art generates certain displacement in the direction vertical to the station track, the use of the high-voltage power leading device of the fixed bearing and the movable bearing is influenced, and the passing of the locomotive and the normal use of equipment are influenced.
Therefore, a fixed supporting frame structure in a railway contact network is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fixed bolster frame construction among railway contact electric wire netting, fixed bolster frame construction perpendicular to station road direction produces certain displacement among can the prior art to influence the use of fixed bolster and the high-pressure electric installation that draws of movable support, influence the current and the equipment normal use technical problem of locomotive.
To achieve the purpose, the utility model adopts the following technical proposal:
a fixed support frame structure in a railway contact grid, comprising: fixed davit frame, the fixed subassembly of electric wire and draw fixed subassembly to one side, fixed davit frame is T shape, including horizontal part and vertical portion, vertical portion with the perpendicular fixed connection of horizontal part, the horizontal part is used for pushing up the span beam with first house and is connected, the fixed subassembly of electric wire one end with vertical portion is connected, the other end with draw the one end of fixed subassembly to one side and connect, draw the other end of fixed subassembly and be connected with second house roof span beam to one side.
Optionally, the electric wire fixing assembly comprises a post insulator, a vertical beam, a horizontal beam and a contact wire clamp, one end of the post insulator is connected with the vertical part, the other end of the post insulator is connected with the vertical beam, the vertical beam is connected with the horizontal beam, and the contact wire clamp is arranged on the horizontal beam and used for clamping an electric wire.
Optionally, the plurality of contact clips are arranged at equal intervals along the length direction of the horizontal beam.
Optionally, the contact clip is provided with clamping teeth.
Optionally, the post insulators are arranged in plurality at equal intervals in the horizontal direction.
Optionally, the cable-stayed fixing assembly comprises a suspension insulator, a turnbuckle, a first traction rope and a second traction rope, one end of the suspension insulator is connected with the horizontal beam, the other end of the suspension insulator is connected with the turnbuckle through the first traction rope, and the turnbuckle is connected with the second house roof span beam through the second traction rope.
Optionally, a first oblique-pulling fixing seat is arranged on the horizontal beam, and one end of the suspension insulator is connected with the first oblique-pulling fixing seat.
Optionally, a second oblique-pulling fixing seat is arranged on the second house roof span beam, and the turnbuckle is connected with the second oblique-pulling fixing seat through the second traction rope.
Optionally, the cable-stayed fixing assembly further comprises a traction rope clamp, and the traction rope clamp is arranged between the suspension insulator and the turnbuckle.
Optionally, the first traction rope and the second traction rope are both steel wire ropes.
The utility model has the advantages that:
the utility model provides a fixed support frame structure in railway contact electric wire netting designs fixed davit frame into T shape, including horizontal part and vertical part, vertical part and horizontal part vertical fixed connection, and the horizontal part is used for being connected with first house top bridge, through the aforesaid setting, single-column structure among the prior art and house top bridge area of contact are little, and fixed unstable changes the horizontal part into and is connected with house top bridge, has increased the connection area, and then has improved joint strength, has improved the stability of connection, guarantees that fixed bearing and movable bearing's high voltage power device, locomotive pass and equipment can normally use; the electric wire fixing assembly is used for fixing an electric wire, and is connected with the second house roof span beam in an inclined pulling mode, so that oblique pulling force is provided, and the stability of the fixing and supporting frame structure is further improved.
Drawings
Figure 1 is an overall view of a fixed support frame structure in a railway contact grid according to the present invention;
fig. 2 is a schematic view of a fixed davit frame in a fixed support frame structure in a railway contact grid according to the present invention.
In the figure:
1-fixing a davit frame; 11-a horizontal portion; 12-a vertical portion;
2-a wire securing assembly; 21-post insulators; 22-vertical beam; 23-horizontal beam; 24-contact clips;
3-a cable-stayed fixing component; 31-a first cable-stayed fixed seat; 32-suspension insulator; 33-a traction rope clamp; 34-turnbuckle; 35-a second diagonal tension fixing seat;
4-a first house top span beam; 5-second house roof span beam; 6-connecting the nodes.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
In the description of the present invention, it is to 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 or a removable 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to solve the technical problem that the fixed support frame structure generates a certain displacement perpendicular to the track direction in the prior art, thereby affecting the use of the high-voltage power-guiding device of the fixed support and the movable support, as shown in fig. 1 and fig. 2, the utility model provides a fixed support frame structure in a railway contact power grid, which comprises a fixed davit frame 1, a wire fixing component 2 and a cable-stayed fixing component 3, wherein the fixed davit frame 1 is in a T shape and comprises a horizontal part 11 and a vertical part 12, the vertical part 12 is vertically and fixedly connected with the horizontal part 11, the horizontal part 11 is used for being connected with a first house top span beam 4, specifically, a plurality of connecting nodes 6 are welded on the first house top span beam 4, the horizontal part 11 is connected with the first house top span beam 4 through the connecting nodes 6, one end of the wire fixing component 2 is connected with the vertical part 12, and the other end is connected with one end of the cable-stayed fixing component, the other end of the diagonal tension fixing component 3 is connected with a second house roof span beam 5.
According to the fixed supporting frame structure, the fixed lifting column frame 1 is designed to be T-shaped and comprises the horizontal part 11 and the vertical part 12, the vertical part 12 is vertically and fixedly connected with the horizontal part 11, the horizontal part 11 is used for being connected with the first house top cross beam 4, and through the arrangement, the connecting area of the fixed lifting column frame 1 and the first house top cross beam 4 is increased, so that the connecting strength is improved, the connecting stability is improved, and the high-voltage power-leading device, the locomotive passing and the equipment of the fixed support and the movable support can be ensured to be normally used; draw fixed subassembly 3 and second house roof to one side and be connected with 5 strides beams, provide the slant pulling force, further improve this fixed braced frame structure's stability.
Further, the electric wire fixing assembly 2 comprises a post insulator 21, a vertical beam 22, a horizontal beam 23 and a contact clamp 24, wherein one end of the post insulator 21 is fixedly connected with the vertical part 12, and the other end of the post insulator is fixedly connected with the vertical beam 22, so that complete insulation between the vertical part 12 and the vertical beam 22 is ensured, and the safety is improved; the vertical beam 22 is fixedly connected with the horizontal beam 23 through bolts, and the contact clamp 24 is arranged on the horizontal beam 23 and used for clamping an electric wire. In order to ensure the stability of the wire clamp and prevent the wire from falling off to cause safety accidents, in the present embodiment, optionally, a plurality of the contact clamps 24 are arranged at equal intervals along the length direction of the horizontal beam 23, and the contact clamps 24 are provided with clamping teeth, so that the wire is firmly clamped.
Optionally, in this embodiment, the post insulators 21 are fixedly connected to the vertical portion 12 and the vertical beam 22 through bolts, and when the post insulators 21 fail, they are conveniently replaced, and in order to further improve the insulation level between the vertical portion 12 and the vertical beam 22, optionally, the post insulators 21 are disposed in plurality at equal intervals along the horizontal direction.
Further, the cable-stayed fixing assembly 3 comprises a suspension insulator 32, a turnbuckle 34, a first traction rope and a second traction rope, one end of the suspension insulator 32 is connected with the horizontal beam 23, the other end of the suspension insulator is connected with the turnbuckle 34 through the traction rope, and the suspension insulator 32 is used for ensuring insulation between the horizontal beam 23 and the turnbuckle 34; the turnbuckle 34 is connected with the second house roof span beam 5 through a second traction rope. In this embodiment, a pulling rope clip 33 is further disposed on the first pulling rope between the suspension insulator 32 and the turnbuckle 34, and the turnbuckle 34 and the pulling rope clip 33 are disposed to ensure that the cable-stayed fixing component 3 has sufficient strength and facilitate assembly. Furthermore, first haulage rope and second haulage rope are wire rope, improve to draw fixed subassembly 3's intensity to one side.
In order to reduce the installation difficulty of the cable-stayed fixing assembly 3, a first cable-stayed fixing seat 31 is welded on the horizontal beam 23, and one end of a suspension insulator 32 is connected with the first cable-stayed fixing seat 31; the second roof span beam 5 is welded with a second inclined-pulling fixing seat 35, and the turnbuckle 34 is connected with the second inclined-pulling fixing seat 35 through a second traction rope.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A fixed support frame structure in a railway contact grid, comprising: fixed davit frame (1), the fixed subassembly of electric wire (2) and draw fixed subassembly (3) to one side, fixed davit frame (1) is the T shape, including horizontal part (11) and vertical portion (12), vertical portion (12) with the perpendicular fixed connection of horizontal part (11), horizontal part (11) are used for striding roof (4) with first house and are connected, the one end of the fixed subassembly of electric wire (2) with vertical portion (12) are connected, the other end with the one end of drawing fixed subassembly (3) to one side is connected, draw the other end of fixed subassembly (3) to one side and stride roof (5) with second house and be connected.
2. A fixed support frame structure in a railway contact network according to claim 1, characterized in that the wire fixing assembly (2) comprises a post insulator (21), a vertical beam (22), a horizontal beam (23) and a contact clamp (24), the post insulator (21) is connected with the vertical part (12) at one end and the vertical beam (22) at the other end, the vertical beam (22) is connected with the horizontal beam (23), and the contact clamp (24) is arranged on the horizontal beam (23) for clamping a wire.
3. A fixed support frame structure in a railway contact network according to claim 2, characterized in that the contact clamps (24) are arranged in plurality at equal intervals along the length of the horizontal beam (23).
4. Fixed support frame structure in a railway contact network according to claim 2, characterized in that the contact clips (24) are provided with gripping teeth.
5. Fixed support frame structure in a railway contact network according to claim 2, characterized in that the post insulators (21) are arranged in plurality at equal intervals in the horizontal direction.
6. A fixed support frame structure in a railway contact network according to claim 2, characterized in that the cable-stayed fixing assembly (3) comprises a suspension insulator (32), a turnbuckle (34), a first pulling rope and a second pulling rope, one end of the suspension insulator (32) is connected with the horizontal beam (23), the other end is connected with the turnbuckle (34) through the first pulling rope, and the turnbuckle (34) is connected with the second roof span (5) through the second pulling rope.
7. A fixed support frame structure in a railway contact network according to claim 6, characterized in that the horizontal beam (23) is provided with a first cable-stayed fixing seat (31), and one end of the suspension insulator (32) is connected with the first cable-stayed fixing seat (31).
8. A fixed support frame structure in a railway contact power grid according to claim 6, wherein a second cable-stayed fixing seat (35) is arranged on the second house roof span beam (5), and the turnbuckle (34) is connected with the second cable-stayed fixing seat (35) through the second traction rope.
9. Fixed support frame structure in a railway contact grid according to claim 6, characterized in that the cable-stayed fixation assembly (3) further comprises a pulling rope clamp (33), the pulling rope clamp (33) being arranged between the suspension insulator (32) and the turnbuckle (34).
10. A fixed support frame structure in a railway contact grid according to claim 6, wherein the first and second tractive lines are both steel wire ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921645844.6U CN210591475U (en) | 2019-09-29 | 2019-09-29 | Fixed support frame structure in railway contact power grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921645844.6U CN210591475U (en) | 2019-09-29 | 2019-09-29 | Fixed support frame structure in railway contact power grid |
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| Publication Number | Publication Date |
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| CN210591475U true CN210591475U (en) | 2020-05-22 |
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| CN201921645844.6U Active CN210591475U (en) | 2019-09-29 | 2019-09-29 | Fixed support frame structure in railway contact power grid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006361A (en) * | 2021-04-19 | 2021-06-22 | 上海亿陶装饰有限公司 | Take assembled furred ceiling structure of light trough |
-
2019
- 2019-09-29 CN CN201921645844.6U patent/CN210591475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006361A (en) * | 2021-04-19 | 2021-06-22 | 上海亿陶装饰有限公司 | Take assembled furred ceiling structure of light trough |
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