Leakage cable clamp for pre-embedded groove connection

Abstract

The utility model relates to the field of leaky coaxial cable fixtures, and discloses a leaky coaxial cable fixture for embedded groove connection, which comprises a connecting seat fixedly mounted in an embedded groove and a leaky coaxial cable fixture body detachably fixedly mounted on the connecting seat, the leaky cable clamp body comprises a supporting column, a threaded column, a fixing disc, an assembling and positioning assembly, a lower arc-shaped clamping plate, an upper arc-shaped clamping plate, a lower elastic protruding strip, an upper elastic protruding strip and a locking assembly. The bottom end of the threaded column is installed in the threaded groove in a threaded mode. Compared with the prior art, the leaky cable fixture has the advantages that the leaky cable fixture body can be quickly mounted and fixed in the pre-buried groove, operation is simple and quick, mounting and fixing are firm, work efficiency is high, the leaky cable fixture body is convenient to detach, maintenance and replacement of the leaky cable fixture body in the later period are facilitated, practicability is good, and the leaky cable fixture is convenient to use. And moreover, the stability and the reliability of clamping and fixing the cable can be enhanced, and the cable is not easy to loosen and fall off.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cable leakage fixtures, and particularly relates to a cable leakage fixture for connection with a pre-buried groove. BACKGROUND

[0002] The cable leakage fixture is an installation tool for fixing cables, and is mainly used in the engineering of cable lines crossing bridges, cable wells, tunnels and the like, so as to avoid the cables from falling off or shifting due to external factors in the operation process and guarantee the safe and stable operation of the lines. The cable leakage fixture is generally made of steel material and has the characteristics of high strength and good corrosion resistance, and can adapt to different environments and application occasions.

[0003] During cable laying construction, the cable leakage fixture often needs to be connected and fixed in the pre-buried groove in the wall. In the related art, the operation mode of connecting and fixing the cable leakage fixture in the pre-buried groove is that an installation hole is first drilled on the groove wall in the pre-buried groove by using a hand drill, and then the cable leakage fixture is fixed by using an expansion anchor bolt. This operation mode for installing and fixing the cable leakage fixture is relatively cumbersome and time-consuming, is not convenient enough, and has low work efficiency. In addition, drilling a hole in the pre-buried groove will cause secondary damage to the pre-buried groove, and it is also relatively laborious and time-consuming to disassemble, maintain and replace the cable leakage fixture.

[0004] Therefore, the application provides a cable leakage fixture for connection with a pre-buried groove to solve the above problems. CONTENT OF THE INVENTION

[0005] The application aims to provide a cable leakage fixture for connection with a pre-buried groove, which has the advantages of being capable of quickly installing and fixing the cable leakage fixture body in the pre-buried groove, being simple and quick to operate, being firmly installed and fixed, having high work efficiency, being convenient for disassembling the cable leakage fixture body, being convenient for disassembling, maintaining and replacing the cable leakage fixture body in the later period, being good in practicability, being capable of enhancing the stability and reliability during clamping and fixing of the cable, and being not easy to cause the cable to be loose and to fall off.

[0006] The above technical purposes of the application are achieved by the following technical solutions: a leak cable clamp for pre-buried groove connection, comprising a connecting seat fixedly installed in a pre-buried groove and a leak cable clamp body detachably and fixedly installed on the connecting seat, a threaded groove is formed in the top of the connecting seat, the leak cable clamp body comprises a support column, a threaded column, a fixing disc, an assembly positioning assembly, a lower arc-shaped clamping plate, an upper arc-shaped clamping plate, a lower elastic protrusion, an upper elastic protrusion and a locking assembly, the bottom end of the threaded column is threadedly installed in the threaded groove, the support column is fixedly installed at the top end of the threaded column, the fixing disc is fixedly sleeved on the threaded column, the assembly positioning assembly is arranged on the fixing disc, the assembly positioning assembly is used for limiting rotation of the threaded column, the lower arc-shaped clamping plate is fixedly installed at the top end of the support column, the upper arc-shaped clamping plate is located directly above the lower arc-shaped clamping plate, the left side top of the lower arc-shaped clamping plate is rotationally connected with the left side bottom of the upper arc-shaped clamping plate through a pin shaft, the lower elastic protrusion is fixedly installed on the inner arc surface of the lower arc-shaped clamping plate, the upper elastic protrusion is fixedly installed on the inner arc surface of the upper arc-shaped clamping plate, the locking assembly is arranged on the right side of the lower arc-shaped clamping plate and the upper arc-shaped clamping plate, and the locking assembly is used for locking and fixing the lower arc-shaped clamping plate and the upper arc-shaped clamping plate.

[0007] Further provided in the application is that the number of the lower elastic protrusions and the upper elastic protrusions is set to be multiple, the multiple lower elastic protrusions are uniformly distributed, and the multiple upper elastic protrusions are uniformly distributed.

[0008] Further provided in the application is that the assembly positioning assembly comprises two positioning insertion rods, a connecting rod and two springs, two symmetrical sliding holes are formed in the top of the fixing disc, the bottom ends of the two positioning insertion rods are respectively slidably penetrated through the corresponding sliding holes, the connecting rod is fixedly installed at the top ends of the two positioning insertion rods, the bottom ends of the two springs are fixedly connected with the top of the fixing disc, the top ends of the two springs are fixedly connected with the bottom of the connecting rod, the two springs are respectively sleeved on the corresponding positioning insertion rods, a plurality of positioning grooves are formed in the top of the connecting seat, the plurality of positioning grooves are distributed in a ring shape at equal intervals with the threaded groove as the center, and the bottom ends of the two positioning insertion rods are respectively slidably inserted into the corresponding positioning grooves.

[0009] Further provided in the application is that the middle part of the connecting rod is provided with an arc-shaped avoiding part protruding rearward, and the arc-shaped avoiding part is located directly behind the support column.

[0010] The further arrangement of the application is that the locking assembly comprises a lower connecting lug, an upper connecting lug, a U-shaped seat, a rotating shaft, a lead screw and a locking nut, the lower connecting lug is fixedly installed at the right top of the lower arc-shaped clamping plate, the upper connecting lug is fixedly installed at the right bottom of the upper arc-shaped clamping plate, the U-shaped seat is fixedly installed on the right side wall of the lower arc-shaped clamping plate and located below the lower connecting lug, the rotating shaft is rotatably installed on the U-shaped seat, the lead screw is fixedly installed on the rotating shaft, the lower connecting lug and the upper connecting lug are both provided with an avoiding hole with an opening structure at the right side, the top end of the lead screw penetrates the two avoiding holes in sequence, and the locking nut is threadedly sleeved on the lead screw and abuts against the top of the upper connecting lug.

[0011] The further arrangement of the application is that the lower connecting lug is integrally formed with the lower arc-shaped clamping plate, and the upper connecting lug is integrally formed with the upper arc-shaped clamping plate.

[0012] The further arrangement of the application is that the inner width dimension of the avoiding hole is smaller than the width dimension of the locking nut.

[0013] The application has at least one beneficial technical effect as follows:

[0014] The application can quickly install and fix the leakage cable clamp body in the pre-buried groove by the threaded connection of the threaded column and the threaded groove and the assembly positioning assembly composed of the two positioning rods, the connecting rod and the two springs, is simple and fast to operate, is firm to install and fix, is high in work efficiency, is convenient to disassemble the leakage cable clamp body, is convenient to disassemble, maintain and replace the leakage cable clamp body in the later period, and is good in practicability.

[0015] The application can enhance the stable reliability when the cable is clamped and fixed by the cooperation of the lower arc-shaped clamping plate, the upper arc-shaped clamping plate, the plurality of lower elastic protrusions and the plurality of upper elastic protrusions and the locking assembly composed of the lower connecting lug, the upper connecting lug, the U-shaped seat, the rotating shaft, the lead screw and the locking nut, and is not easy to cause the cable to be loose and fall off. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a schematic diagram of the perspective structure of the embodiment.

[0017] Figure 2 is a schematic diagram of the front view and sectional view structure of the embodiment.

[0018] Figure 3 is Figure 2 is a schematic diagram of the enlarged structure of part A in FIG. 1.

[0019] Figure 4 is a schematic diagram of the perspective structure of the connecting rod.

[0020] In the figure, 1, connecting seat; 2, threaded groove; 3, support column; 4, threaded column; 5, fixed disc; 6, positioning plug; 7, connecting rod; 71, arc-shaped avoiding part; 8, spring; 9, positioning groove; 10, lower arc-shaped clamping plate; 11, upper arc-shaped clamping plate; 12, lower elastic convex strip; 13, upper elastic convex strip; 14, lower connecting lug; 15, upper connecting lug; 16, U-shaped seat; 17, rotating shaft; 18, screw rod; 19, avoiding hole; 20, locking nut. DETAILED DESCRIPTION

[0021] The technical solutions of the present application will be described clearly and completely below in combination with specific embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the present application provides a leaky cable fixture for pre-buried groove connection, comprising a connecting seat 1 fixedly installed in a pre-buried groove and a leaky cable fixture body detachably and fixedly installed on the connecting seat 1. The connecting seat 1 can be installed in the pre-buried groove in a pouring fixed manner, and does not need to be disassembled subsequently. Wherein:

[0023] The top of the connecting seat 1 is provided with a threaded groove 2, the cable leakage clamp body comprises a supporting column 3, a threaded column 4, a fixing disc 5, an assembly positioning assembly, a lower arc-shaped clamping plate 10, an upper arc-shaped clamping plate 11, a lower elastic protrusion 12, an upper elastic protrusion 13 and a locking assembly, the bottom end of the threaded column 4 is threadedly installed in the threaded groove 2, the threaded connection of the threaded column 4 and the threaded groove 2 can realize the convenient disassembly and assembly of the cable leakage clamp body, the supporting column 3 is fixedly installed at the top end of the threaded column 4, the fixing disc 5 is fixedly sleeved on the threaded column 4, the assembly positioning assembly is arranged on the fixing disc 5, the assembly positioning assembly is used for limiting the rotation of the threaded column 4, and the stability and reliability of the cable leakage clamp body installed on the connecting seat 1 are enhanced, the lower arc-shaped clamping plate 10 is fixedly installed at the top end of the supporting column 3, the upper arc-shaped clamping plate 11 is located directly above the lower arc-shaped clamping plate 10, the left top of the lower arc-shaped clamping plate 10 is rotationally connected with the left bottom of the upper arc-shaped clamping plate 11 through a pin shaft, the cooperation of the lower arc-shaped clamping plate 10 and the upper arc-shaped clamping plate 11 can clamp and position the cable, the lower elastic protrusion 12 is fixedly installed on the inner arc surface of the lower arc-shaped clamping plate 10, the upper elastic protrusion 13 is fixedly installed on the inner arc surface of the upper arc-shaped clamping plate 11, the number of the lower elastic protrusions 12 and the upper elastic protrusions 13 is both set to be multiple, the multiple lower elastic protrusions 12 are uniformly distributed, the multiple upper elastic protrusions 13 are uniformly distributed, the cooperation of the multiple lower elastic protrusions 12 and the multiple upper elastic protrusions 13 can improve the stability and reliability of clamping and positioning the cable, it should be noted that the lower elastic protrusions 12 and the upper elastic protrusions 13 are both made of wear-resistant and corrosion-resistant rubber material, and the locking assembly is arranged on the right side of the lower arc-shaped clamping plate 10 and the upper arc-shaped clamping plate 11, and the locking assembly is used for locking and fixing the lower arc-shaped clamping plate 10 and the upper arc-shaped clamping plate 11.

[0024] In the embodiment, the assembly positioning assembly comprises two positioning rods 6, a connecting rod 7 and two springs 8, the top of the fixing disc 5 is provided with two symmetrically arranged sliding holes, the bottom ends of the two positioning rods 6 are respectively slidably penetrated through the corresponding sliding holes, the connecting rod 7 is fixedly installed at the top ends of the two positioning rods 6, the bottom ends of the two springs 8 are fixedly connected with the top of the fixing disc 5, the top ends of the two springs 8 are fixedly connected with the bottom of the connecting rod 7, and the two springs 8 are respectively sleeved on the corresponding positioning rods 6, the top of the connecting seat 1 is provided with a plurality of positioning grooves 9, the plurality of positioning grooves 9 are evenly distributed in a ring shape with the threaded groove 2 as the center, the bottom ends of the two positioning rods 6 are respectively slidably inserted into the corresponding positioning grooves 9, the two positioning rods 6 are respectively inserted into the corresponding positioning grooves 9, the position of the fixing disc 5 can be fixed, and the rotation of the supporting column 3 driving the threaded column 4 can be limited, the connecting rod 7 is convenient for lifting the two positioning rods 6, and the elastic force of the two springs 8 can control the automatic reset of the connecting rod 7 and the two positioning rods 6.

[0025] In the embodiment, in order to avoid the scratch and friction between the connecting rod 7 and the support column 3, ensure the smooth movement of the connecting rod 7, the arc-shaped avoiding part 71 protruding backward is arranged at the middle part of the connecting rod 7, and the arc-shaped avoiding part 71 is located right behind the support column 3.

[0026] In the embodiment, the locking assembly includes the lower connecting lug 14, the upper connecting lug 15, the U-shaped seat 16, the rotating shaft 17, the lead screw 18 and the locking nut 20. The lower connecting lug 14 is fixedly installed at the right top of the lower arc-shaped clamping plate 10, the upper connecting lug 15 is fixedly installed at the right bottom of the upper arc-shaped clamping plate 11, the U-shaped seat 16 is fixedly installed on the right side wall of the lower arc-shaped clamping plate 10 and located below the lower connecting lug 14, the rotating shaft 17 is rotatably installed on the U-shaped seat 16, the lead screw 18 is fixedly installed on the rotating shaft 17, the avoiding holes 19 with the right side as the opening structure are arranged on the lower connecting lug 14 and the upper connecting lug 15, the top end of the lead screw 18 penetrates the two avoiding holes 19 in sequence, the locking nut 20 is threadedly sleeved on the lead screw 18, the bottom of the locking nut 20 abuts against the top of the upper connecting lug 15, and the lower connecting lug 14 and the upper connecting lug 15 are locked and fixed together by the threaded connection of the locking nut 20 and the lead screw 18, that is, the lower arc-shaped clamping plate 10 and the upper arc-shaped clamping plate 11 are locked and fixed together to firmly clamp the cable.

[0027] In the embodiment, in order to enhance the reliability of the connection between the lower connecting lug 14 and the lower arc-shaped clamping plate 10, the lower connecting lug 14 is integrally formed with the lower arc-shaped clamping plate 10, and in order to enhance the reliability of the connection between the upper connecting lug 15 and the upper arc-shaped clamping plate 11, the upper connecting lug 15 is integrally formed with the upper arc-shaped clamping plate 11.

[0028] In the embodiment, in order to ensure the effective contact between the locking nut 20 and the top surface of the upper connecting lug 15 and the more stable fixation of the lead screw 18, the inner width dimension of the avoiding hole 19 is less than the width dimension of the locking nut 20.

[0029] Through the above structure, the pre-buried groove connecting cable leakage fixture body provided by the application can be quickly installed and fixed in the pre-buried groove during use, which is simple and fast to operate, firm to install and fix, high in work efficiency, and convenient for disassembling the cable leakage fixture body, facilitating the disassembly, maintenance and replacement of the cable leakage fixture body in the later period, good in practicality, and capable of enhancing the stability and reliability of the cable clamping and fixing, and difficult to cause the cable to loosen or fall off. During specific operation, the connecting seat 1 is first cast and fixed in the pre-buried groove in the wall before the cable leakage fixture body is installed and fixed, so that the connecting seat 1 does not need to be disassembled, the connecting rod 7 is first pulled upward, the connecting rod 7 drives the two positioning rods 6 to move upward, the two springs 8 are stretched to generate elastic force at this time, then the position of the connecting rod 7 is kept unchanged, the threaded column 4 is screwed into the threaded groove 2, and then the connecting rod 7 is loosened, the connecting rod 7 and the two positioning rods 6 are automatically lowered and reset under the elastic force of the two springs 8, the two positioning rods 6 are respectively inserted tightly into the corresponding positioning grooves 9, and the cable leakage fixture body is quickly and reliably installed and fixed on the connecting seat 1 in the pre-buried groove. When the cable leakage fixture body needs to be disassembled, the connecting rod 7 is first pulled upward to pull out the two positioning rods 6 to the outside of the corresponding positioning grooves 9, the position of the connecting rod 7 is kept unchanged, the threaded column 4 is screwed out of the threaded groove 2, and the quick disassembly of the cable leakage fixture body is completed.

[0030] When the cable leakage fixture body is used to clamp and fix the cable, the locking nut 20 is first unscrewed from the screw rod 18, the screw rod 18 can be rotated out of the two avoiding holes 19 with the rotating shaft 17 as the axis, the locking and fixing between the lower connecting ear 14 and the upper connecting ear 15 are released at this time, the upper arc-shaped clamping plate 11 can be opened, then the cable is placed on the plurality of lower elastic protrusions 12 on the lower arc-shaped clamping plate 10, the plurality of upper elastic protrusions 13 also contact the outer wall of the cable after the upper arc-shaped clamping plate 11 is closed, then the screw rod 18 is rotated back into the two avoiding holes 19, and finally the locking nut 20 is tightened on the screw rod 18, at this time, the plurality of lower elastic protrusions 12 and the plurality of upper elastic protrusions 13 abut tightly on the outer wall of the cable, and the firm and stable clamping and fixing of the cable is completed, and the cable is difficult to loosen or fall off.

Claims

1. A cable leakage fixture for use in connection with a pre-embedded slot, characterized in that The system includes a connector (1) fixed in a pre-embedded groove and a leaky cable clamp body detachably fixed to the connector (1). The connector (1) has a threaded groove (2) on its top. The leaky cable clamp body includes a support column (3), a threaded column (4), a fixing plate (5), an assembly positioning component, a lower arc-shaped clamp (10), an upper arc-shaped clamp (11), a lower elastic protrusion (12), an upper elastic protrusion (13), and a locking component. The bottom end of the threaded column (4) is threaded into the threaded groove (2). The support column (3) is fixedly installed on the top end of the threaded column (4). The fixing plate (5) is fixedly fitted onto the threaded column (4). The assembly positioning component is set on the fixing plate (5). The positioning component is used to restrict the rotation of the threaded column (4). The lower arc-shaped clamp (10) is fixedly installed at the top of the support column (3). The upper arc-shaped clamp (11) is located directly above the lower arc-shaped clamp (10). The top left side of the lower arc-shaped clamp (10) and the bottom left side of the upper arc-shaped clamp (11) are rotatably connected by a pin. The lower elastic protrusion (12) is fixedly installed on the inner arc surface of the lower arc-shaped clamp (10). The upper elastic protrusion (13) is fixedly installed on the inner arc surface of the upper arc-shaped clamp (11). The locking component is located on the right side of the lower arc-shaped clamp (10) and the upper arc-shaped clamp (11). The locking component is used to lock and fix the lower arc-shaped clamp (10) and the upper arc-shaped clamp (11).

2. The pre-sink connector of claim 1, wherein: The number of the lower elastic protrusion (12) and the upper elastic protrusion (13) are both set to multiple, with the multiple lower elastic protrusions (12) being evenly distributed and the multiple upper elastic protrusions (13) being evenly distributed.

3. The pre-sloped trench cable guide of claim 1, wherein: The assembly positioning component includes two positioning rods (6), a connecting rod (7), and two springs (8). The top of the fixed plate (5) has two symmetrically arranged sliding holes. The bottom ends of the two positioning rods (6) slide through the corresponding sliding holes. The connecting rod (7) is fixedly installed on the top of the two positioning rods (6). The bottom ends of the two springs (8) are fixedly connected to the top of the fixed plate (5), and the top ends of the two springs (8) are fixedly connected to the bottom of the connecting rod (7). The two springs (8) are respectively sleeved on the corresponding positioning rods (6). The top of the connecting seat (1) has multiple positioning grooves (9). The multiple positioning grooves (9) are distributed in a ring with equal spacing around the threaded groove (2). The bottom ends of the two positioning rods (6) slide into the corresponding positioning grooves (9).

4. The pre-sink connector of claim 3, wherein: The connecting rod (7) has a rearward protruding arc-shaped relief part (71) in the middle part, and the arc-shaped relief part (71) is located directly behind the support column (3).

5. The pre-slored cable clamp of claim 1, wherein: The locking assembly comprises a lower connecting lug (14), an upper connecting lug (15), a U-shaped seat (16), a rotating shaft (17), a lead screw (18) and a locking nut (20), the lower connecting lug (14) is fixedly installed at the right top of the lower arc-shaped clamping plate (10), the upper connecting lug (15) is fixedly installed at the right bottom of the upper arc-shaped clamping plate (11), the U-shaped seat (16) is fixedly installed on the right side wall of the lower arc-shaped clamping plate (10) and below the lower connecting lug (14), the rotating shaft (17) is rotatably installed on the U-shaped seat (16), the lead screw (18) is fixedly installed on the rotating shaft (17), the lower connecting lug (14) and the upper connecting lug (15) are both provided with an avoiding hole (19) with an open structure at the right side, the top end of the lead screw (18) penetrates the two avoiding holes (19) in sequence, the locking nut (20) is threadedly sleeved on the lead screw (18), and the bottom of the locking nut (20) abuts against the top of the upper connecting lug (15).

6. The pre-sloped trench cable guide of claim 5, wherein: The lower connecting lug (14) is integrally formed with the lower arc-shaped clamping plate (10), and the upper connecting lug (15) is integrally formed with the upper arc-shaped clamping plate (11).

7. The pre-slored cable clamp of claim 5, wherein: The inner width dimension of the avoiding hole (19) is smaller than the width dimension of the locking nut (20).

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