CN214215530U - Connecting base for double-branch channel - Google Patents
Connecting base for double-branch channel Download PDFInfo
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- CN214215530U CN214215530U CN202120199399.6U CN202120199399U CN214215530U CN 214215530 U CN214215530 U CN 214215530U CN 202120199399 U CN202120199399 U CN 202120199399U CN 214215530 U CN214215530 U CN 214215530U
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- adjusting seat
- screw rod
- connecting screw
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- base
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Abstract
A connecting base for a double-branch channel comprises a base body and a connecting screw rod, wherein the base body is composed of an adjusting seat with an upward bulge at the middle part and connecting plates at two sides; the connecting screw is fixedly connected below the adjusting seat, a strip-shaped hole is formed in the connecting plate, and the T-shaped bolt penetrates through the strip-shaped hole to fix the connecting plate below the double-branch channel respectively. The utility model discloses have two kinds of structures fixed with adjustable, can satisfy the different circuit district section installation requirements of straight line and curve, furthest reduced the cost. And the base body adopts the concave structure, can imbed between two channels, has practiced thrift installation space.
Description
Technical Field
The utility model relates to a built on stilts rigid contact net suspension system technical field of rail transit, concretely relates to two channels are with connecting base.
Background
The overhead rigid contact network system has the advantages of compact structure, few system parts, low maintenance and repair cost and the like, is widely applied in urban rail transit tunnels, and becomes one of mainstream traction power supply systems. The suspension device mainly adopts a vertical suspension structure, is fixed on the tunnel wall through a post-planting anchor bolt or a channel, and realizes the bow net current collection requirement by an overhead rigid beam. Along with the rapid development of urban rail transit, the requirement on the overhead rigid contact network vertical suspension connection base device is further improved, and the installation mode of the double-branch channel has high reliability and adaptability and is more convenient to install. The existing connecting base is only suitable for a single channel and cannot be installed and fixed on double channels.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two channels are with connecting base to satisfy the installation operation requirement of two channels.
The utility model adopts the technical proposal that: a connecting base for a double-branch channel comprises a base body and a connecting screw rod, wherein the base body is composed of an adjusting seat with an upward bulge at the middle part and connecting plates at two sides; the connecting screw is fixedly connected below the adjusting seat, a strip-shaped hole is formed in the connecting plate, and the T-shaped bolt penetrates through the strip-shaped hole to fix the connecting plate below the double-branch channel respectively.
The connecting screw rod penetrates through the adjusting seat and is welded below the adjusting seat at a certain included angle.
The center of the upper end surface of the adjusting seat is provided with a groove, and the bottom surface of the groove is arched downwards, so that the bottom surface of the groove becomes a curved surface, and an arc-shaped boss is formed below the adjusting seat; a waist-shaped hole is formed in the center of the curved surface along the width direction of the base body; the top end of the connecting screw rod is provided with a retaining shoulder, the inner end surface of the retaining shoulder is an arc surface matched with the curved surface, and the connecting screw rod penetrates through the waist-shaped hole from top to bottom and then is sequentially sleeved with the arc-shaped base plate and the nut; the connecting screw rod is adjusted along the waist-shaped hole to form a certain included angle with the adjusting seat, the cambered surface is closely attached to the curved surface by rotating the nut, the cambered base plate is closely attached to the cambered boss, and the connecting screw rod is fixed on the adjusting seat.
And the matching surfaces of the arc-shaped base plate and the arc-shaped boss are provided with anti-skidding teeth.
Compared with the prior art, the utility model has the advantages and beneficial effects:
1) the utility model discloses base body adopts interior concave type structure, can imbed between two channels, has practiced thrift installation space.
2) The utility model discloses have two kinds of structures fixed with adjustable, can satisfy the different circuit district section installation requirements of straight line and curve, furthest reduced the cost.
3) The utility model discloses all have anti-skidding tooth on the fitting surface of structure arc backing plate with adjustable and arc boss, through intermeshing behind the vice fastening of screw thread, improve the reliability of product atress, realize the safe operation of circuit.
4) The utility model discloses fixed structure has simple structure, simple installation, advantage such as with low costs through the whole that is certain contained angle with base body and connecting bolt welding.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 3 is a schematic structural view of a base body according to a second embodiment of the present invention;
FIG. 4 is a schematic structural view of a second embodiment of the arc-shaped backing plate of the present invention;
fig. 5 is a schematic structural view of the second embodiment of the present invention showing the matching relationship between the adjusting seat and the connecting screw rod.
Detailed Description
A first embodiment of the present invention will be described with reference to fig. 1.
A connecting base for a double-branch channel comprises a base body 1 and a connecting screw rod 2, wherein the base body 1 consists of an adjusting seat 3 with an upward convex middle part and connecting plates 4 at two sides; the connecting screw rod 2 is fixedly connected below the adjusting seat 3, a strip-shaped hole 4-1 is formed in the connecting plate 4, and the connecting plate 4 is fixed below the double-branch channel 6 through a T-shaped bolt 5 penetrating through the strip-shaped hole 4-1. The connecting screw rod 2 penetrates through the adjusting seat 3 and is welded below the adjusting seat 3 at a certain included angle, so that the connecting screw rod 2 and the rail surface are in a relatively vertical state.
During specific installation, the connecting plates 4 on the two sides of the base body 1 are arranged below the double-branch channel 6, and the base body 1 is fixed on the tunnel arch top after the T-shaped bolt pairs 5 connected in the double-branch channel 6 penetrate through the strip-shaped holes 4-1, so that the adjusting seat 3 is positioned between the double-branch channel 6, and the installation position is saved. The present embodiment is suitable for installation of straight sections of line.
A second embodiment of the present invention will be described with reference to fig. 2 to 5.
A connecting base for a double-branch channel comprises a base body 1 and a connecting screw rod 2, wherein the base body 1 consists of an adjusting seat 3 with an upward convex middle part and connecting plates 4 at two sides; the connecting screw rod 2 is fixedly connected below the adjusting seat 3, a strip-shaped hole 4-1 is formed in the connecting plate 4, and the connecting plate 4 is fixed below the double-branch channel 6 through a T-shaped bolt 5 penetrating through the strip-shaped hole 4-1.
A groove 3-1 is formed in the center of the upper end face of the adjusting seat 3, the bottom face of the groove 3-1 is arched downwards, the bottom face of the groove 3-1 is a curved face 3-2, and an arc-shaped boss 3-3 is formed below the adjusting seat 3; a waist-shaped hole 3-4 is formed in the center of the curved surface 3-2 along the width direction of the base body 1; the top end of the connecting screw rod 2 is provided with a retaining shoulder 2-1, the inner end face of the retaining shoulder 2-1 is an arc surface 2-2 matched with the curved surface 3-2, and the connecting screw rod 2 sequentially sleeves an arc-shaped base plate 7 and a nut 8 after passing through the waist-shaped hole 3-4 from top to bottom; the connecting screw rod 2 is adjusted along the waist-shaped hole 3-4 to form a certain included angle with the adjusting seat 3, then the cambered surface 2-2 is closely attached to the curved surface 3-2 by rotating the nut 8, the cambered base plate 7 is closely attached to the cambered boss 3-3, and the connecting screw rod 2 is fixed on the adjusting seat 3. The anti-slip teeth 7-1 are arranged on the matching surfaces of the arc-shaped base plate 7 and the arc-shaped boss 3-3, so that the arc-shaped base plate 7 and the arc-shaped boss 3-3 are prevented from sliding in the using process, the included angle between the connecting screw rod 2 and the adjusting seat 3 is guaranteed to be unchanged, the reliability of a product is improved, and the safe operation of a circuit is realized.
During specific installation, the connecting plates 4 on the two sides of the base body 1 are arranged below the double-branch channel 6, and the base body 1 is fixed on the tunnel arch top after the T-shaped bolt pairs 5 connected in the double-branch channel 6 penetrate through the strip-shaped holes 4-1, so that the adjusting seat 3 is positioned between the double-branch channel 6, and the installation position is saved. Then, the included angle between the connecting screw rod 2 and the adjusting seat 3 is adjusted along the waist-shaped holes 3-4, so that the connecting screw rod 2 and the rail surface are in a relatively vertical state, and finally the connecting screw rod 2 is fastened on the base body 1 through the fastening nut 8. The present embodiment is suitable for installation of a line curve section.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (4)
1. The utility model provides a two channels are with connecting base which characterized in that: the base comprises a base body (1) and a connecting screw rod (2), wherein the base body (1) consists of an adjusting seat (3) with the middle part protruding upwards and connecting plates (4) at two sides; the connecting screw rod (2) is fixedly connected below the adjusting seat (3), a strip-shaped hole (4-1) is formed in the connecting plate (4), and the connecting plate (4) is fixed below the double-branch channel (6) through a T-shaped bolt (5) penetrating through the strip-shaped hole (4-1).
2. The connection base for a double branch channel according to claim 1, wherein: the connecting screw rod (2) penetrates through the adjusting seat (3) and is welded below the adjusting seat (3) at a certain included angle.
3. The connection base for a double branch channel according to claim 1, wherein: a groove (3-1) is formed in the center of the upper end face of the adjusting seat (3), the bottom face of the groove (3-1) is arched downwards, the bottom face of the groove (3-1) becomes a curved face (3-2), and an arc-shaped boss (3-3) is formed below the adjusting seat (3); a waist-shaped hole (3-4) is formed in the center of the curved surface (3-2) along the width direction of the base body (1); the top end of the connecting screw rod (2) is provided with a retaining shoulder (2-1), the inner end face of the retaining shoulder (2-1) is an arc face (2-2) matched with the curved surface (3-2), and the connecting screw rod (2) penetrates through the waist-shaped hole (3-4) from top to bottom and then is sequentially sleeved with an arc-shaped base plate (7) and a nut (8); the connecting screw rod (2) is adjusted along the waist-shaped hole (3-4) to form a certain included angle with the adjusting seat (3), then the cambered surface (2-2) is closely attached to the curved surface (3-2) by rotating the nut (8), the cambered base plate (7) is closely attached to the cambered boss (3-3), and the connecting screw rod (2) is fixed on the adjusting seat (3).
4. A connection base for a double branch channel according to claim 3, wherein: the matching surfaces of the arc-shaped backing plate (7) and the arc-shaped lug bosses (3-3) are provided with anti-skidding teeth (7-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120199399.6U CN214215530U (en) | 2021-01-25 | 2021-01-25 | Connecting base for double-branch channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120199399.6U CN214215530U (en) | 2021-01-25 | 2021-01-25 | Connecting base for double-branch channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214215530U true CN214215530U (en) | 2021-09-17 |
Family
ID=77691376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120199399.6U Active CN214215530U (en) | 2021-01-25 | 2021-01-25 | Connecting base for double-branch channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214215530U (en) |
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2021
- 2021-01-25 CN CN202120199399.6U patent/CN214215530U/en active Active
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