CN212366673U - Leaky cable clamp based on embedded groove installation - Google Patents
Leaky cable clamp based on embedded groove installation Download PDFInfo
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- CN212366673U CN212366673U CN202021017749.4U CN202021017749U CN212366673U CN 212366673 U CN212366673 U CN 212366673U CN 202021017749 U CN202021017749 U CN 202021017749U CN 212366673 U CN212366673 U CN 212366673U
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Abstract
The utility model provides a leaky cable clamp based on pre-buried groove installation, which comprises a pre-buried groove, a base and a cover plate, wherein one end of the cover plate is rotatably installed on the base, and the other end of the cover plate is connected with the base in a buckling manner; a connecting assembly capable of adjusting the installation position is arranged in the embedded groove and used for connecting the embedded groove and the base; the connecting assembly comprises a connecting screw rod, a limiting piece, a locking assembly and a fastener, and the connecting screw rod is vertically and fixedly connected with the limiting piece; the connecting screw penetrates out of the embedded groove and is matched with the locking assembly to lock the embedded groove and the limiting piece; the connecting screw rod is provided with a fastening hole coaxial with the axis of the connecting screw rod, and the fastening piece penetrates through the base and then is installed in the fastening hole; the current situation that the installation, the disassembly and the maintenance are inconvenient in the structural mode of installing the leaky cable clamp to the tunnel wall by adopting the expansion anchor bolt in the prior art is improved.
Description
Technical Field
The utility model relates to a railway electrical accessories technical field, concretely relates to leaky cable fixture based on pre-buried groove installation.
Background
The leaky coaxial cable is a short-term leaky coaxial cable, has a signal transmission function and an antenna function, is generally laid along a railway line in construction, needs to be fixed on the inner wall of a tunnel after the laid line enters the tunnel, is usually bound and fixed by matching an expansion anchor bolt and a leaky cable clamp, and needs to be installed in the tunnel wall in advance during installation.
When the existing installation mode is adopted for construction, the expansion anchor bolt is inclined after being installed, and the leakage cable clamp is inconvenient to install, disassemble and maintain.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides a leak cable fixture based on buried groove installation has solved among the prior art and has adopted the expansion anchor bolt installation to leak cable fixture to the structural style of tunnel wall and have the installation, dismantle and maintain inconvenient problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a leaky cable clamp based on embedded groove installation comprises an embedded groove, a base and a cover plate, wherein one end of the cover plate is rotatably installed on the base, and the other end of the cover plate is connected with the base in a buckling mode; a connecting assembly capable of adjusting the installation position is arranged in the embedded groove and used for connecting the embedded groove and the base; the connecting assembly comprises a connecting screw rod, a limiting piece, a locking assembly and a fastener, and the connecting screw rod is vertically and fixedly connected with the limiting piece; the connecting screw rod penetrates out of the embedded groove and is matched with the locking assembly to lock the embedded groove and the limiting piece; the connecting screw rod is provided with a fastening hole coaxial with the axis of the connecting screw rod, and the fastening piece penetrates through the base and then is installed in the fastening hole.
When the fixture is installed, the embedded groove is embedded in the tunnel wall in advance or fixed on the tunnel wall through an anchor bolt at the later stage, then a locking component and a connecting screw rod are matched and locked to form a stable clamping state through the limiting part and the embedded groove in a limiting and matching mode, and the fixture base is fixedly connected through the connecting screw rod; through locking Assembly and connecting screw rod complex mode fastening or loosen whole coupling assembling, compare in adopting the mode of expansion anchor bolt snap-on the tunnel wall, install, dismantle and maintain more conveniently to also can improve the installation effectiveness in the work progress, reduce installation artifical intensity of labour.
Preferably, the limiting part comprises a limiting block with a quadrangular prism structure, a step surface is arranged on the surface of the limiting block matched with the embedded groove, and a plurality of tooth-shaped grooves arranged along the width direction are arranged on the step surface.
Preferably, the pre-buried groove comprises a groove body with an n-shaped cross section and a limiting plate which is fixedly connected at the opening of the groove body and extends inwards; the limiting plate is provided with a plurality of limiting teeth which are uniformly distributed along the length direction and extend towards the inside of the groove body, and the limiting teeth are in limiting fit with the tooth-shaped grooves.
Preferably, the locking assembly comprises a limiting pad, an elastic pad and a locking nut which are sequentially sleeved on the connecting screw rod.
Preferably, an indication groove is formed in the upper surface of the connecting screw rod and is perpendicular to the side wall of the embedded groove.
Preferably, the fastening hole is an internally threaded hole.
Preferably, the fastener is a countersunk screw.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the pre-buried groove structure is pre-buried or pre-installed on the tunnel wall, and when the leaky cable clamp is installed, the clamp base is fixedly installed on the pre-buried groove through the connecting assembly; meanwhile, the fastening or loosening between the limiting block and the embedded groove is adjusted by adopting the locking matching of the locking assembly and the connecting screw rod, so that the limiting block is conveniently placed into or taken out of the embedded groove; the whole structure forms a three-section type connecting structure, and the fixture base and the connecting assembly can be respectively disassembled, so that the fixture base is convenient to install, disassemble and maintain;
2. after the installation mode of the embedded groove and the connecting assembly is adopted, the installation efficiency can be improved in the installation process, and the labor intensity of installation workers can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a connecting assembly;
FIG. 3 is a schematic structural view of the connection stud and the limiting member;
FIG. 4 is a schematic structural diagram of a pre-buried groove;
FIG. 5 is a perspective view of a first application scenario;
FIG. 6 is a perspective view of a second application scenario;
FIG. 7 is a perspective view of a third application scenario;
FIG. 8 is a perspective view of a fourth application scenario;
FIG. 9 is a perspective view of a fifth application scenario;
fig. 10 is a perspective view of a sixth application scenario;
FIG. 11 is a perspective view of a seventh application scenario;
in the figure, a pre-buried groove 1, a groove body 11, a limit plate 12, a limit tooth 13, a base 2, a cover plate 3, a connecting assembly 4, a connecting screw 41, a fastening hole 410, an indication groove 411, a limit piece 42, a limit piece 421, a step surface 422, a tooth-shaped groove 423, a locking assembly 43, a limit pad 431, an elastic pad 432, a locking nut 433 and a fastening piece 44.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1, the embodiment of the utility model discloses a leaky cable clamp based on pre-buried groove installation, including pre-buried groove 1, base 2 and apron 3, apron 3 one end is rotated and is installed on base 2, the other end of apron 3 with base 2 buckle connection, simultaneously, be provided with the spacing round pin axle that is used for preventing apron 3 from droing from base 2 at the buckle link, certainly also can adopt the leaky cable clamp of pressure self-locking type structure; wherein, the embedded groove 1 can be buried underground in the tunnel wall in advance, perhaps fixes the embedded groove 1 on the tunnel wall through the later stage anchor mode, lets the mounted position of leaking cable fixture fixed in advance.
A connecting assembly 4 with an adjustable installation position is arranged in the embedded groove 1, and the connecting assembly 4 is used for connecting the embedded groove 1 and the base 2; the connecting assembly 4 is detachably arranged on the embedded groove 1, the mounting height of the leaky cable clamp can be adjusted during mounting, and the position of the leaky cable clamp is fixed and positioned after the base 2 is mounted through the connecting assembly 4; as shown in fig. 1, fig. 2 and fig. 3, the connecting assembly 4 includes a connecting screw 41, a limiting member 42, a locking assembly 43 and a fastening member 44, wherein the connecting screw 41 is vertically and fixedly connected to the limiting member 42; the connecting screw rod 41 penetrates out of the embedded groove 1 to be matched with the locking assembly 43 so as to lock the embedded groove 1 and the limiting piece 42; when the locking assembly 43 is used for locking the connecting screw rod 41, the limiting member 42 is matched with the locking assembly 43 to fasten the whole connecting assembly 4 on the embedded groove 1; when the position needs to be adjusted, after the locking assembly 43 is loosened, the direction of the limiting piece 42 is rotated, so that the limiting piece 42 can be taken out of the embedded groove 1; the connecting screw 41 and the limiting member 42 may be fixed by welding or the like, or may be fixed by screw connection or may be integrally formed.
Wherein, the locking assembly 43 is matched with the connecting screw rod 41 to form a locking or loosening state, as shown in fig. 2, the locking assembly 43 comprises a limiting pad 431, an elastic pad 432 and a locking nut 433 which are sequentially sleeved on the connecting screw rod 41; form the centre gripping space that carries out the centre gripping to embedded groove 1 through spacing pad 431 and locating part 42 cooperation to adopt lock nut 433 and connecting screw 41's relative rotation to adjust the width in centre gripping space, whether in order to realize connecting screw 41 stable installation on embedded groove 1, utilize the not hard up condition of lock nut 433 to avoid the effect of cushion 432 simultaneously.
In order to mount the fixture base 2, as shown in fig. 2, a fastening hole 410 coaxial with the axis of the connecting screw 41 is formed in the connecting screw, and the fastening member 44 is inserted into the fastening hole 410 after passing through the base 2, thereby mounting and connecting the whole fixture and the connecting assembly 4.
By adopting the structure mode of the embedded groove 1, the sectional mounting and dismounting modes of the connecting assembly 4 and the clamping apparatus can be realized, the maintenance and replacement of partial parts can be facilitated in practical application, and the method has higher practicability in the practical construction process; and the quick installation of manual work of being convenient for can reduce artifical intensity of labour in the construction.
In order to improve the positioning effect of the limiting member 42, as shown in fig. 3, the limiting member 42 includes a limiting member 421 having a quadrangular prism structure, a step surface 422 is provided on the surface of the limiting member 421, which is matched with the embedded groove 1, and a plurality of tooth-shaped grooves 423 arranged in the width direction are provided on the step surface 422, the limiting member 421 having the quadrangular prism structure can increase the contact width with the embedded groove 1, and the tooth-shaped grooves 423 are adopted to play a good limiting effect.
As shown in fig. 4, the pre-buried groove 1 is configured to limit and mount the whole connection assembly 4, and in order to adapt to the limit cooperation between the limit block 421 and the pre-buried groove 1, the pre-buried groove 1 includes a groove body 11 having an n-shaped cross section and a limit plate 12 fixedly connected to an opening of the groove body 11 and extending inward; the limiting plate 12 is provided with a plurality of limiting teeth 13 which are uniformly distributed along the length direction and extend into the groove body 11, and the limiting teeth 13 are in limiting fit with the tooth-shaped grooves 423; form stable spacing cooperation state after limiting plate 12 through two inside extensions and the laminating of stopper 421 to let spacing tooth 13 and the block formation of tooth shape groove 423 have better limit structure.
In this embodiment, it is unknown whether the rotation of the limiting member 42 after being placed in the pre-buried groove 1 is a blind rotation, and it is not clear whether it is ensured that the limiting member 42 can be stably aligned with the pre-buried groove 1, in order to solve this problem, as shown in fig. 3, an indicating groove 411 is formed on the upper surface of the connecting screw 41, and the indicating groove 411 is perpendicular to the sidewall of the pre-buried groove 1, it is ensured that the indicating groove 411 is aligned with the limiting member 42 when the connecting screw 41 is fixedly connected to the limiting member 42, and it is satisfied whether the alignment of the limiting member 42 with the pre-buried groove 1 is satisfied when the limiting member 42 is subsequently rotated and the indicating groove 411 is formed in a perpendicular state.
In order to facilitate the fastening of the fastening member 44 to the fastening hole 410, the fastening hole 410 is an internal threaded hole, and the fastening member 44 is a countersunk screw which passes through the base 2 and is locked with the internal threaded hole, so as to fix the base 2 to the connecting screw rod 41.
The base 2 with multiple structures can be adapted to the connection structure disclosed in this embodiment, so as to form a leaky cable clamp structure suitable for different application scenarios, fig. 5 is a perspective view in a first application scenario, for example, fig. 6 is a perspective view in a second application scenario, fig. 7 is a perspective view in a third application scenario, fig. 8 is a perspective view in a fourth application scenario, fig. 9 is a perspective view in a fifth application scenario, fig. 10 is a perspective view in a sixth application scenario, and fig. 11 is a perspective view in a seventh application scenario.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. A leaky cable clamp installed based on an embedded groove comprises the embedded groove (1), a base (2) and a cover plate (3), wherein one end of the cover plate (3) is rotatably installed on the base (2), and the other end of the cover plate (3) is connected with the base (2) in a buckling mode;
the method is characterized in that:
a connecting assembly (4) with an adjustable mounting position is arranged in the embedded groove (1), and the connecting assembly (4) is used for connecting the embedded groove (1) and the base (2);
the connecting assembly (4) comprises a connecting screw rod (41), a limiting piece (42), a locking assembly (43) and a fastener (44), and the connecting screw rod (41) is vertically and fixedly connected with the limiting piece (42); the connecting screw rod (41) penetrates out of the embedded groove (1) to be matched with the locking assembly (43) so as to lock the embedded groove (1) and the limiting piece (42);
the connecting screw rod (41) is provided with a fastening hole (410) coaxial with the axis of the connecting screw rod, and the fastening piece (44) penetrates through the base (2) and then is installed in the fastening hole (410).
2. The leaky cable clamp based on pre-buried groove installation of claim 1, characterized in that: the limiting part (42) comprises a limiting block (421) with a quadrangular prism structure, a step surface (422) is arranged on the surface of the limiting block (421) matched with the embedded groove (1), and a plurality of tooth-shaped grooves (423) arranged along the width direction are arranged on the step surface (422).
3. The leaky cable clamp based on pre-buried groove installation of claim 2, characterized in that: the embedded groove (1) comprises a groove body (11) with an inverted-U-shaped cross section and a limiting plate (12) which is fixedly connected at the opening of the groove body (11) and extends inwards; the limiting plate (12) is provided with a plurality of limiting teeth (13) which are uniformly distributed along the length direction and extend into the groove body (11), and the limiting teeth (13) are in limiting fit with the tooth-shaped grooves (423).
4. The leaky cable clamp based on pre-buried groove installation of any one of claims 1 to 3, characterized in that: the locking assembly (43) comprises a limiting pad (431), an elastic pad (432) and a locking nut (433) which are sequentially sleeved on the connecting screw rod (41).
5. The leaky cable clamp based on pre-buried groove installation of any one of claims 1 to 3, characterized in that: an indicating groove (411) is formed in the upper surface of the connecting screw rod (41), and the indicating groove (411) is perpendicular to the side wall of the embedded groove (1).
6. The leaky cable clamp based on pre-buried groove installation of claim 1, characterized in that: the fastening hole (410) is an internal threaded hole.
7. The leaky cable clamp based on pre-buried groove installation of claim 6, characterized in that: the fastener (44) is a countersunk head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021017749.4U CN212366673U (en) | 2020-06-05 | 2020-06-05 | Leaky cable clamp based on embedded groove installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021017749.4U CN212366673U (en) | 2020-06-05 | 2020-06-05 | Leaky cable clamp based on embedded groove installation |
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| Publication Number | Publication Date |
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| CN212366673U true CN212366673U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021017749.4U Active CN212366673U (en) | 2020-06-05 | 2020-06-05 | Leaky cable clamp based on embedded groove installation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116585631A (en) * | 2023-05-25 | 2023-08-15 | 中铁电气化局集团第一工程有限公司 | Quick connecting device for embedded channels |
-
2020
- 2020-06-05 CN CN202021017749.4U patent/CN212366673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116585631A (en) * | 2023-05-25 | 2023-08-15 | 中铁电气化局集团第一工程有限公司 | Quick connecting device for embedded channels |
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