Ground surface cable fastening device for building construction

Abstract

The utility model relates to the technical field of earth surface cable fastening devices, in particular to an earth surface cable fastening device for building construction. The device comprises two same arc-shaped fixing blocks, a lead screw is inserted into the lower end of the arc-shaped fixing block at the lower end and penetrates through the arc-shaped fixing block at the upper end, the arc surface of the lead screw is in threaded connection with a hexagon nut, and protection assemblies are arranged on the inner arc surfaces of the two arc-shaped fixing blocks. A pre-fixing assembly is arranged between the two arc-shaped fixing blocks, the protection assembly comprises mounting grooves formed in the inner arc surfaces of the arc-shaped fixing blocks, arc-shaped air bags are mounted on the inner walls of the mounting grooves, and through arrangement of the protection assembly, when a cable needs to be clamped and protected, the arc-shaped air bags in the mounting grooves are bulged through an inflation mechanism, so that the cable is clamped and protected; therefore, the arc-shaped adhesive tape is in full contact with the cable in the arc-shaped fixing block, and the effects of protecting the cable and improving the fixing degree of the cable are achieved as far as possible.

Description

TECHNICAL FIELD

[0001] The utility model relates to surface cable fastening device technical field especially relates to a surface cable fastening device for building construction. BACKGROUND

[0002] Surface cable fastening device is used for fixing cable to the support pole on the ground during building construction, and the surface cable fastening device is composed of two arc fixing blocks, lead screws and hexagonal nuts, when using the surface cable fastening device, the cable is placed in one arc fixing block, then the other arc fixing block is buckled, then two lead screws are inserted into the mounting hole on the support pole, and the hexagonal nut is tightened, so that the two arc fixing blocks are fastened to each other and fixed to the support pole, and the cable is fastened to the support pole.

[0003] The inventor found that when using the surface cable fastening device, when fastening the cable, the hexagonal nut on the lead screw is tightened to make the two arc fixing blocks close to each other, and the cable is fastened, but this can easily cause damage to the surface of the cable due to over-tightening, and there is a small gap between the cable and the arc fixing block, which can easily cause unstable cable fixation. UTILITY MODEL CONTENTS

[0004] The utility model discloses a surface cable fastening device for building construction, which can prevent the cable from being damaged due to over-tightening and ensure stable cable fixation.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A surface cable fastening device for building construction includes two identical arc fixing blocks, a lead screw is inserted into the lower end of the lower end arc fixing block, the lead screw penetrates the upper end arc fixing block, the arc surface of the lead screw is connected with a hexagonal nut, the inner arc surface of the two arc fixing blocks is provided with a protection assembly, a pre-fixing assembly is arranged between the two arc fixing blocks, the protection assembly includes a mounting groove opened in the inner arc surface of the arc fixing block, an arc-shaped air bag is installed on the inner wall of the mounting groove, an arc-shaped rubber strip is fixedly connected to the inner arc surface of the arc-shaped air bag, and an inflating mechanism is arranged at the left end of the arc fixing block.

[0007] The effect achieved by the above components is that when cable clamping protection is needed, the inflation mechanism is used to inflate the arc-shaped air bag in the mounting groove, so that the arc-shaped rubber strip is in contact with the cable in the arc-shaped fixing block, thereby achieving the effect of cable protection and improving the cable fixing degree.

[0008] Preferably, the inflation mechanism comprises a bellows fixedly connected to the left end of the arc-shaped fixing block, the bellows is closed at both ends, and a gas pipe is fixedly connected between the bellows and the arc-shaped air bag, and the gas pipe penetrates the arc-shaped fixing block.

[0009] The effect achieved by the above components is that the bellows is continuously pressed, so that the gas in the bellows is filled into the arc-shaped air bag through the gas pipe, thereby inflating the arc-shaped air bag in the mounting groove.

[0010] Preferably, the other end of the bellows is provided with a first one-way valve, and the circular arc surface of the gas pipe is provided with a second one-way valve.

[0011] The effect achieved by the above components is that the first one-way valve is used to make the gas from the outside flow into the bellows, and the gas in the bellows cannot flow out to the outside, and the second one-way valve is used to make the gas in the bellows flow into the arc-shaped air bag, and the gas in the arc-shaped air bag cannot flow out to the bellows.

[0012] Preferably, springs and telescopic rods are fixedly connected between the inner walls of the bellows, and the springs are sleeved on the telescopic rods.

[0013] The effect achieved by the above components is that the springs are used to reset the bellows, and the telescopic rods are used to limit the springs.

[0014] Preferably, anti-skid protrusions are fixedly connected to the inner circular arc surface of the arc-shaped rubber strip, one side of the arc-shaped air bag is fixedly connected with a gas nozzle, and the gas nozzle penetrates the arc-shaped fixing block.

[0015] The effect achieved by the above components is that the anti-skid protrusions are used to increase the friction between the cable and the arc-shaped rubber strip, and the gas nozzle is used to open the air core in the gas nozzle to discharge the gas in the arc-shaped air bag.

[0016] Preferably, the pre-fixing assembly comprises a positioning rod fixedly connected to the lower end of the upper arc-shaped fixing block, the positioning rod has flexibility, and the upper end of the lower arc-shaped fixing block is provided with a positioning hole.

[0017] The effect achieved by the above components is that when the two arc-shaped fixing blocks need to be pre-fixed, the upper arc-shaped fixing block is dragged to make the positioning rod enter the positioning hole, thereby pre-fixing the two arc-shaped fixing blocks, and the user presses the positioning rod from the positioning hole to deform it, thereby releasing the fixing of the two arc-shaped fixing blocks.

[0018] Preferably, the left end of the positioning rod is fixedly connected with a first magnetic sheet, and the inner wall of the positioning hole is fixedly connected with a second magnetic sheet on the left side, and the first magnetic sheet and the second magnetic sheet repel each other when close to each other.

[0019] The above-mentioned components achieve the effect that the first magnetic sheet and the second magnetic sheet are arranged to assist the positioning rod in limiting in the positioning hole.

[0020] To sum up, the utility model discloses the beneficial effects that:

[0021] In the utility model, when the cable needs to be clamped and protected, the inflation mechanism is arranged to make the arc-shaped air bag in the mounting groove swell, so that the arc-shaped rubber strip fully contacts the cable in the arc-shaped fixing block, and the cable protection and the cable fixing degree are improved as much as possible, the problem that the cable is damaged by over-tightening when the cable is fastened, and the cable is not fixed stably due to the small gap between the cable and the arc-shaped fixing block is solved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0023] Figure 2 It is a three-dimensional structure schematic diagram of the utility model protection assembly section;

[0024] Figure 3 It is a three-dimensional structure schematic diagram of the utility model pre-fixing assembly section;

[0025] Figure 4 It is a three-dimensional structure schematic diagram of the utility model inflation mechanism section.

[0026] Legend: 1, arc-shaped fixing block; 2, protection assembly; 3, pre-fixing assembly; 4, screw rod; 5, hexagonal nut; 21, mounting groove; 22, arc-shaped air bag; 23, arc-shaped rubber strip; 24, inflation mechanism; 241, corrugated pipe; 242, air pipe; 243, first one-way valve; 244, second one-way valve; 245, telescopic rod; 246, spring; 25, anti-skid protrusion; 26, air cock; 31, positioning rod; 32, positioning hole; 33, first magnetic sheet; 34, second magnetic sheet. DETAILED DESCRIPTION

[0027] Reference Figure 1As shown, the utility model provides a technical scheme: a ground surface cable fastening device for building construction, including two same arc fixed block 1, the lower end arc fixed block 1's lower end inserts the screw rod 4, the screw rod 4 is passed through the upper end arc fixed block 1, the arc surface of screw rod 4 is connected with the hexagon nut 5, the inner arc surface of two arc fixed blocks 1 is provided with protection assembly 2, and the pre-fixing assembly 3 is arranged between two arc fixed blocks 1.

[0028] The specific setting and function of protection assembly 2 and pre-fixing assembly 3 will be described below.

[0029] Referring to Figure 2 And Figure 3 And Figure 4 As shown in the embodiment: protection assembly 2 includes installation slot 21 being opened in the inner arc surface of arc fixed block 1, the inner wall of installation slot 21 is installed with arc air bag 22, the inner arc surface of arc air bag 22 is fixedly connected with arc rubber strip 23, the left end of arc fixed block 1 is provided with inflation mechanism 24, by setting protection assembly 2, when needing to clamp and protect cable, by inflation mechanism 24, make the arc air bag 22 in installation slot 21 swell, so that arc rubber strip 23 is in contact with cable in arc fixed block 1, and then as far as possible reach the function of protecting cable and improving cable fixing degree, inflation mechanism 24 includes the corrugated pipe 241 being fixedly connected in the left end of arc fixed block 1, the both ends of corrugated pipe 241 are closed, and the gas pipe 242 is fixedly connected between corrugated pipe 241 and arc air bag 22, the gas pipe 242 is passed through arc fixed block 1, and the gas pipe 242 is passed through arc fixed block 1. By continuously pressing corrugated pipe 241, the gas in corrugated pipe 241 is filled into arc air bag 22 through gas pipe 242, so that the arc air bag 22 in installation slot 21 swells, the other end of corrugated pipe 241 is installed with first check valve 243, the arc surface of gas pipe 242 is installed with second check valve 244, by setting first check valve 243, the gas of outside flows into corrugated pipe 241, and the gas in corrugated pipe 241 cannot flow out to outside, by setting second check valve 244, the gas in corrugated pipe 241 can flow into arc air bag 22, and the gas in arc air bag 22 cannot flow out to corrugated pipe 241, the inner wall both sides of corrugated pipe 241 are fixedly connected with spring 246 and telescopic rod 245, spring 246 is sleeved to telescopic rod 245, by setting spring 246, corrugated pipe 241 is reset, by setting telescopic rod 245, spring 246 is limited, the inner arc surface of arc rubber strip 23 is fixedly connected with anti-skid protrusion 25, one side of arc air bag 22 is fixedly connected with gas nozzle 26, the gas nozzle 26 is passed through arc fixed block 1, by setting anti-skid protrusion 25, the friction between cable and arc rubber strip 23 is increased, by setting gas nozzle 26, the air core in gas nozzle 26 is opened, and the gas in arc air bag 22 is discharged.

[0030] Referring to Figure 3As shown, in the present embodiment: the pre-fixing assembly 3 comprises a positioning rod 31 fixedly connected to the lower end of the upper arc-shaped fixing block 1, the positioning rod 31 is flexible, the upper end of the lower arc-shaped fixing block 1 is provided with a positioning hole 32, when it is necessary to pre-fix the two arc-shaped fixing blocks 1, the upper arc-shaped fixing block 1 is dragged, so that the positioning rod 31 is clamped into the positioning hole 32, thereby pre-fixing the two arc-shaped fixing blocks 1, the user presses the positioning rod 31 from the positioning hole 32, so that it is deformed, thereby releasing the fixing of the two arc-shaped fixing blocks 1, the left end of the positioning rod 31 is fixedly connected with a first magnetic sheet 33, the inner wall left side of the positioning hole 32 is fixedly connected with a second magnetic sheet 34, the first magnetic sheet 33 and the second magnetic sheet 34 repel each other when they are close to each other, by arranging the first magnetic sheet 33 and the second magnetic sheet 34, the positioning of the positioning rod 31 in the positioning hole 32 is assisted.

[0031] Working principle:

[0032] When the ground cable fastening device is used, the cable is placed into one arc-shaped fixing block 1, then the other arc-shaped fixing block 1 is buckled, then the two lead screws 4 are inserted, the two lead screws 4 are inserted into the mounting holes on the support rod, then the hexagonal nut 5 is tightened, thereby the two arc-shaped fixing blocks 1 are fastened close to each other on one piece, and the arc-shaped fixing block 1 is fixed to the support rod, thereby the cable is fastened to the support rod, when it is necessary to clamp and protect the cable, the corrugated pipe 241 is pressed continuously, so that the gas in the corrugated pipe 241 is filled into the arc-shaped air bag 22 through the air pipe 242, thereby the arc-shaped air bag 22 in the mounting groove 21 is inflated, so that the arc-shaped rubber strip 23 is in full contact with the cable in the arc-shaped fixing block 1, thereby the function of protecting the cable and improving the fixing degree of the cable is achieved as much as possible, by arranging the first one-way valve 243, the gas outside flows into the corrugated pipe 241, but the gas in the corrugated pipe 241 cannot flow out to the outside, by arranging the second one-way valve 244, the corrugated pipe 241 can flow into the arc-shaped air bag 22, but the gas in the arc-shaped air bag 22 cannot flow out to the corrugated pipe 241, by arranging the spring 246, the corrugated pipe 241 is reset, by arranging the telescopic rod 245, the spring 246 is limited, by arranging the anti-skid protrusion 25, the friction between the cable and the arc-shaped rubber strip 23 is increased, by arranging the air nozzle 26, the air core in the air nozzle 26 is opened, the gas in the arc-shaped air bag 22 is discharged, when it is necessary to pre-fix the two arc-shaped fixing blocks 1, the upper arc-shaped fixing block 1 is dragged, so that the positioning rod 31 is clamped into the positioning hole 32, thereby pre-fixing the two arc-shaped fixing blocks 1, the user presses the positioning rod 31 from the positioning hole 32, so that it is deformed, thereby releasing the fixing of the two arc-shaped fixing blocks 1, by arranging the first magnetic sheet 33 and the second magnetic sheet 34, the positioning of the positioning rod 31 in the positioning hole 32 is assisted.

[0033] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and alteration of the above embodiments without departing from the technical content of the present application, according to the technical essence of the present application, still belong to the protection scope of the present application. In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be connected inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A surface cable fastening device for construction site, comprising two identical arc-shaped fixing blocks (1), characterized in that: The lower end of the arc-shaped fixed block (1) is provided with a screw rod (4), the screw rod (4) penetrates the arc-shaped fixed block (1), the arc surface of the screw rod (4) is provided with a hexagon nut (5), the inner arc surface of the two arc-shaped fixed blocks (1) is provided with a protection assembly (2), the two arc-shaped fixed blocks (1) are provided with a pre-fixing assembly (3), the protection assembly (2) comprises an installation slot (21) formed in the inner arc surface of the arc-shaped fixed block (1), the inner wall of the installation slot (21) is provided with an arc-shaped air bag (22), the inner arc surface of the arc-shaped air bag (22) is fixedly connected with an arc-shaped rubber strip (23), and the left end of the arc-shaped fixed block (1) is provided with an inflation mechanism (24).

2. A surface cable anchorage device for use in construction according to claim 1, characterised in that: The inflation mechanism (24) comprises a bellows (241) fixedly connected to the left end of the arc-shaped fixed block (1), the two ends of the bellows (241) are closed, the bellows (241) and the arc-shaped air bag (22) are fixedly connected with an air pipe (242), and the air pipe (242) penetrates the arc-shaped fixed block (1).

3. A surface cable tie-down device for construction sites according to claim 2, characterized in that: The other end of the bellows (241) is provided with a first one-way valve (243), and the arc surface of the air pipe (242) is provided with a second one-way valve (244).

4. A surface cable anchorage device for use in construction according to claim 3, wherein: The inner wall of the bellows (241) is fixedly connected with a spring (246) and a telescopic rod (245), and the spring (246) is sleeved on the telescopic rod (245).

5. A surface cable anchorage device for use in construction according to claim 4, characterised in that: The inner arc surface of the arc-shaped rubber strip (23) is fixedly connected with an anti-skid protrusion (25), one side of the arc-shaped air bag (22) is fixedly connected with an air nozzle (26), and the air nozzle (26) penetrates the arc-shaped fixed block (1).

6. A surface cable anchorage device for use in construction according to claim 5, wherein: The pre-fixing assembly (3) comprises a positioning rod (31) fixedly connected to the lower end of the upper arc-shaped fixed block (1), the positioning rod (31) has flexibility, and the upper end of the lower arc-shaped fixed block (1) is provided with a positioning hole (32).

7. A surface cable tie-down device for construction sites according to claim 6, characterized in that: The left end of the positioning rod (31) is fixedly connected with a first magnetic sheet (33), the left side of the inner wall of the positioning hole (32) is fixedly connected with a second magnetic sheet (34), and the first magnetic sheet (33) and the second magnetic sheet (34) repel each other when they are close to each other.

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