Anti-falling cable rack for pccp pipe safety construction

Abstract

The utility model relates to the technical field of safety construction, in particular to a pccp pipe safety construction anti-falling cable rack which comprises two outer cable racks in bilateral symmetry. A plurality of steps I are mounted on each of the two outer cable racks; the inner side of the outer cable rack is provided with two inner cable racks which are bilaterally symmetrical; a plurality of steps II are arranged on the two inner cable racks; sliding grooves are formed in the front sides and the rear sides of the two outer cable frames, and lifting mechanisms are installed in the sliding grooves. A supporting extension mechanism is mounted between the two inner cable racks; when the lifting mechanism is used, the motor is started, the reciprocating lead screw is driven to rotate, then the sliding block is driven to move up and down in the sliding groove, at the moment, the inner cable frame moves upwards or downwards along with the sliding block, the purpose of extending the cable frame is achieved, workers can be conveniently brought to the position above a pccp pipe for construction, manual stretching is not needed, and the construction efficiency is improved. The practicability of the device is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to safe construction technical field, concretely relates to a kind of pccp pipe safe construction anti-falling cable frame. BACKGROUND

[0002] Pccp pipe is also called prestressed concrete cylinder pipe, mainly used for water supply, PCCP pipeline is widely used in large-diameter water supply pipeline engineering, with long service life, good anti-seismic performance, easy installation;And PCCP pipeline has the characteristics of high strength and corrosion resistance, can maintain good performance in long-term operation, reduce the frequency of pipeline maintenance and replacement. Its smooth inner wall reduces the adhesion of dirt, reduces the risk of blockage;PCCP water pipe diameter is more than 4m, length is 5m, pipe joint needs to be filled with cement mortar, construction personnel on top, to protect its safety, need to tie safety belt. Frame and cable are set, and staff hang safety belt to cable to prevent falling.

[0003] Chinese patent discloses a kind of cable frame (authorized announcement number CN 221116418 U), the patent technology can be set by the telescopic assembly of base top, to make second telescopic shaft sleeve in first telescopic shaft, in turn, can be controlled by the third roller of first telescopic shaft outer surface setting second telescopic shaft can be up and down telescopic, to make operator can more easily store and use cable reel, and because first telescopic shaft outer surface is provided with third roller, in turn, use cable reel more convenient and fast;But, the device is not convenient for construction personnel to move cable frame, and cable frame is difficult to prevent falling effect, when cable frame is not used, it will occupy a lot of space.

[0004] Therefore, the skilled person in the art provides a kind of pccp pipe safe construction anti-falling cable frame to solve the problems raised in the above background. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a kind of pccp pipe safe construction anti-falling cable frame, including outer cable frame, outer cable frame is equipped with two left-right symmetries;Several ladder one are installed on the two outer cable frames;The bottom of two outer cable frames is equipped with universal wheel, and universal wheel is equipped with brake;The inner side of outer cable frame is installed with inner cable frame, and inner cable frame is equipped with two left-right symmetries;Several ladder two are equipped on the two inner cable frames;The front and back sides of two outer cable frames are all opened with sliding slot, and lifting mechanism is installed in sliding slot;Supporting extension mechanism is installed between two inner cable frames.

[0006] Preferably: the lowermost step of the two outer cable racks is provided with a plurality of support plates; the lower side of the support plate is provided with a conical spike; each support plate is provided with a rotating shaft between the support plate and the step, which can move the entire support plate to be parallel to the outer cable rack, facilitating the movement of the entire cable rack through the universal wheel later; the right side wall of the left inner cable rack is provided with a moving groove one, which is provided with two front and back symmetrical moving grooves; the left side wall of the right inner cable rack is provided with a moving groove two; the moving groove two can retract the extension mechanism, facilitating the later extension and retraction of the entire cable rack; the right side outer wall of the right inner cable rack is provided with a mounting groove.

[0007] Preferably: the lifting mechanism is provided with two left and right symmetrical lifting mechanisms, and the left lifting mechanism is taken as an example, the lifting mechanism comprises a motor, the motor is fixedly installed on the inner wall of the bottom of the front sliding groove of the outer cable rack, and the upper side of the motor is provided with a reciprocating screw rod; the reciprocating screw rod is provided with two front and back symmetrical reciprocating screw rods; the two reciprocating screw rods are provided with sliding blocks; the sliding blocks can move up and down in the sliding groove; the two sliding blocks are provided with a lifting mechanism between the front and back outer walls of the inner cable rack; when the lifting mechanism is used, the motor is started to drive the reciprocating screw rod to rotate, thereby driving the sliding block to move up and down in the sliding groove, at this time the inner cable rack moves upward or downward with the sliding block, achieving the purpose of extending the cable rack, facilitating the workers to be brought to the upper side of the pccp pipe for construction, without manually lengthening, greatly improving the practicability of the device.

[0008] Preferably: the support extension mechanism comprises a support rod, the support rod is provided with two sections, the right section can be telescoped into the left section, the support rod is provided with a plurality of limiting holes, the limiting hole of the right section support rod is provided with a spring one, and the other end of the spring one is provided with a clamping ball; when the cable rack is used, the support rod is supported, the clamping ball is pressed inward after entering the limiting hole, the right section support rod is pulled to the right, and the clamping ball is pulled out from the limiting hole of the lower section support rod after being moved to the appropriate position, realizing the extension and fixation of the support rod, so as to adjust the height of the support rod, and then adjust the length of the support rod, facilitating the workers to tie the safety rope on the support rod, and the operation is simple; when the cable rack is not used, the support rod can be recycled, without occupying space, and the adaptability is strong.

[0009] Preferably, the left and right sides of the supporting rod are provided with connecting rods; the connecting rods are provided with four mutually symmetrical connecting rods; the left two connecting rods are installed in the moving groove one, and the right two connecting rods are installed in the moving groove two; the two groups of connecting rods are movably provided with a rotating rod; the connecting rods can rotate on the rotating rod; the two installation grooves are provided with spring telescopic rods, the right side of the spring telescopic rod is provided with a handle; the left side of the spring telescopic rod is provided with a clamping plate; the clamping plate is internally provided with a right rotating rod; when the cable rack is not needed to be used, firstly, the supporting rod is retracted to the shortest, and the distance between the two cable racks is shortened; then the whole spring telescopic rod is driven to move to the right side by the handheld handle, and the clamping plate is further moved to the right side, at this time, the whole right rotating rod can be moved downward, and the distance between the two cable racks is further shortened, so that the contraction of the whole cable rack is completed, the space is not occupied in daily use, the movement of the whole cable rack is facilitated, and the practicability of the whole cable rack is greatly improved.

[0010] The technical effects and advantages of the utility model are as follows:

[0011] 1. The utility model provides a pccp pipe safety construction anti -falling cable frame, when this cable frame is used, the supporting rod is supported, when the clamping ball is pressed inwards and enters the limiting hole, the right section supporting rod is pulled, moves to the appropriate position, the clamping ball is bounced out from the limiting hole of the lower section supporting rod, realizes the extension fixation of the supporting rod, so that the height of the supporting rod is adjusted, and the length of the supporting rod is adjusted, the safety rope is conveniently tied on the supporting rod for construction personnel, and the operation is simple, when this cable frame is not used, the supporting rod can be retracted, the space is not occupied, and the adaptability is strong.

[0012] 2. The utility model, when the lifting mechanism is used, the motor is started, the reciprocating screw rod is rotated, and the sliding block moves up and down in the sliding groove, at this time, the inner cable frame moves up or down along with the sliding block, the purpose that the cable frame is extended is achieved, the staff is conveniently taken to the upper portion of the pccp pipe to construct, manual lengthening is not needed, and the practicability of the device is greatly improved.

[0013] 3. The utility model, when the cable rack is not needed to be used, firstly, the supporting rod is retracted to the shortest, and the distance between the two cable racks is shortened; then the whole spring telescopic rod is driven to move to the right side by the handheld handle, and the clamping plate is further moved to the right side, at this time, the whole right rotating rod can be moved downward, and the distance between the two cable racks is further shortened, so that the contraction of the whole cable rack is completed, the space is not occupied in daily use, the movement of the whole cable rack is facilitated, and the practicability of the whole cable rack is greatly improved. ACCURACY

[0014] Figure 1 It is the whole structure schematic view of a kind of pccp pipe safety construction anti -falling cable frame provided by the embodiment of the present application.

[0015] Figure 2 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application Figure 1 ;

[0016] Figure 3 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application Figure 2 ;

[0017] Figure 4 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application Figure 2 ;

[0018] Figure 5 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application

[0019] Figure 6 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application Figure 4 ;

[0020] Figure 7 is a whole explosion of a pccp pipe safety construction anti-falling cable rack provided by the embodiment of the application Figure 4 .

[0021] In the figure: 1, outer cable rack; 2, universal wheel; 3, ladder one; 4, support plate; 41, conical spike; 42, rotating shaft; 5, inner cable rack; 51, ladder two; 52, moving groove one; 53, mounting groove; 54, moving groove two; 6, motor; 61, reciprocating screw rod; 62, sliding block; 621, sliding groove; 7, support rod; 71, limiting hole; 8, rotating rod; 81, connecting rod; 9, spring telescopic rod; 91, handle; 92, clamping plate; 10, spring one; 11, clamping ball. DETAILED DESCRIPTION

[0022] The utility model will be further explained in detail below in combination with the drawings and specific embodiments. The embodiments of the utility model are given for example and description, and are not exhaustive or limit the utility model to the disclosed forms. Many modifications and changes are obvious to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical application of the utility model, and enable those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes. EMBODIMENT

[0023] Please refer to Figures 1-6In this embodiment, a pccp pipe safety construction anti-falling cable frame is provided, which comprises two outer cable frames 1, each of which is symmetrical to the other; a plurality of steps one 3 are installed on each of the two outer cable frames 1, and construction workers can climb to the pccp pipe through the steps one 3 to complete the cement mortar joint filling of the pccp pipe; a universal wheel 2 is installed at the bottom of each of the two outer cable frames 1, and the universal wheel 2 is self-equipped with a brake, and the movement of the entire cable frame can be realized through the universal wheel 2; an inner cable frame 5 is installed on the inner side of the outer cable frame 1, and the inner cable frame 5 is symmetrical to the other; a plurality of steps two 51 are arranged on each of the two inner cable frames 5; a sliding groove 621 is formed on the front and back sides of each of the two outer cable frames 1, and a lifting mechanism is installed in the sliding groove 621; the lifting mechanism can extend the inner cable frame 5 outward to increase the height of the entire cable frame; a supporting extension mechanism is installed between the two inner cable frames 5, and the supporting extension mechanism is used to protect the safety of construction workers;

[0024] A plurality of supporting plates 4 are installed on the lowermost steps one 3 of the two outer cable frames 1; a conical spike 41 is installed on the lower side of each supporting plate 4; a rotating shaft 42 is installed between each supporting plate 4 and the step one 3, and the entire supporting plate 4 can be moved to be parallel to the outer cable frame 1 through the rotating shaft 42, which facilitates the movement of the entire cable frame through the universal wheel 2 in the later stage;

[0025] A moving groove one 52 is formed on the right side wall of the left inner cable frame 5, and the moving groove one 52 is symmetrical to the other; a moving groove two 54 is formed on the left side wall of the right inner cable frame 5; the moving groove two 54 can shrink the extension mechanism, which facilitates the folding and unfolding of the entire cable frame in the later stage; an installation groove 53 is formed on the right outer wall of the right inner cable frame 5;

[0026] The lifting mechanism comprises two left and right symmetrical lifting mechanisms, and the left lifting mechanism is taken as an example; the lifting mechanism comprises a motor 6, which is fixedly installed on the inner wall at the bottom of the front sliding groove 621 of the outer cable frame 1; a reciprocating screw rod 61 is installed on the upper side of the motor 6; the reciprocating screw rod 61 is symmetrical to the other; a sliding block 62 is sleeved on each of the two reciprocating screw rods 61; the sliding block 62 can move up and down in the sliding groove 621, and the inner walls on the front and back sides of the inner cable frame 5 are installed between the two sliding blocks 62; when the lifting mechanism is in use, the motor 6 is started to drive the reciprocating screw rod 61 to rotate, thereby driving the sliding block 62 to move up and down in the sliding groove 621; at this time, the inner cable frame 5 moves upward or downward with the sliding block 62, thereby achieving the purpose of extending the cable frame, facilitating the workers to be brought to the upper side of the pccp pipe for construction, and avoiding manual lengthening, which greatly improves the practicability of the device;

[0027] The support extension mechanism comprises a support rod 7 provided with two sections, a right section being capable of being telescopically retracted into a left section, a plurality of limiting holes 71 being formed in the support rod 7, a spring 10 being mounted on the limiting hole 71 of the right section support rod 7, and a clamping ball 11 being mounted on the other end of the spring 10; when the cable rack is used, the support rod 7 is supported, the clamping ball 11 is pressed inward and enters the limiting hole 71, the right section support rod 7 is pulled to the right, the clamping ball 11 is ejected from the limiting hole 71 of the lower section support rod 7 after being moved to a suitable position, the length of the support rod 7 is fixed, the height of the support rod 7 is adjusted, the length of the support rod 7 is adjusted, the safety rope is conveniently tied on the support rod 7, the operation is simple, the support rod 7 can be recycled when the cable rack is not used, space is not occupied, and the adaptability is high.

[0028] The left and right sides of the support rod 7 are provided with connecting rods 81; the connecting rods 81 are provided with four mutually symmetrical connecting rods; the left two connecting rods 81 are mounted in the moving groove one 52, and the right two connecting rods 81 are mounted in the moving groove two 54; the two groups of connecting rods 81 are movably mounted with a rotating rod 8, and the connecting rod 81 can rotate on the rotating rod 8; the two mounting grooves 53 are provided with spring telescopic rods 9, the right side of the spring telescopic rod 9 is provided with a handle 91, the left side of the spring telescopic rod 9 is provided with a clamping plate 92, and the right side rotating rod 8 is placed in the clamping plate 92; when the cable rack is not used, firstly, the support rod 7 is retracted to the shortest, and the distance between the two cable racks is shortened; then the whole spring telescopic rod 9 is moved to the right side through the handheld handle 91, and the clamping plate 92 is moved to the right side, so that the whole right side rotating rod 8 can be moved downward, and the distance between the two cable racks is further shortened, so that the contraction of the whole cable rack can be completed, space is not occupied in daily use, the movement of the whole cable rack is facilitated, and the practicability of the whole cable rack is greatly improved.

[0029] The working principle of the utility model is: when the cable rack needs to be used, the outer cable rack 1 is opened, the length of the support rod 7 is adjusted, the distance between the two cable racks is extended, then the whole spring telescopic rod 9 is moved to the right side through the handheld handle 91, and the clamping plate 92 is moved to the right side, then the right end rotating rod 8 is moved to be parallel to the clamping plate 92, the handle 91 is loosened, and the clamping plate 92 fixes the support rod 7; then the motor 6 is started, the reciprocating screw rod 61 is rotated, and the sliding block 62 moves up and down in the sliding groove 621, at this time, the inner cable rack 5 moves upward along with the sliding block 62, drives the whole support rod 7 to be lifted, and is higher than the pccp pipe; finally, the cable rack is passed through the pccp pipe, the conical spike 41 is stabbed into the ground to increase the stability of the bottom of the cable rack, the construction personnel climb to the pccp pipe through the ladder, then the safety rope is sleeved on the support rod 7, and construction can be carried out, the whole cable rack can be recycled through reverse operation, the operation is simple, and the practicability is high.

[0030] Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art and related fields without creative labor shall belong to the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application, if not specially described and limited, are implemented according to the conventional means in the art.

Claims

1. A safety cable rack for PCCP pipe construction to prevent falls, comprising an outer cable rack (1), wherein the outer cable rack (1) is provided with two symmetrically arranged outer and inner sides; characterized in that: Each of the two outer cable racks (1) is equipped with several steps (3); each of the two outer cable racks (1) is equipped with casters (2) at the bottom, and the casters (2) are equipped with brakes; an inner cable rack (5) is installed on the inner side of the outer cable rack (1), and the inner cable rack (5) has two symmetrically arranged on the left and right; each of the two inner cable racks (5) is equipped with several steps (51); a sliding groove (621) is opened on the front and rear sides of the two outer cable racks (1), and a lifting mechanism is installed in the sliding groove (621); a support extension mechanism is installed between the two inner cable racks (5); The right side wall of the left inner cable rack (5) has a moving groove 1 (52), and the moving groove 1 (52) has two symmetrical ones; the left side wall of the right inner cable rack (5) has a moving groove 2 (54); the right outer wall of the right inner cable rack (5) has an installation groove (53). The support extension mechanism includes a support rod (7), which has two sections. The right section can extend into the left section. The support rod (7) has several limiting holes (71). A spring (10) is installed on the limiting hole (71) of the right section of the support rod (7). A ball (11) is installed on the other end of the spring (10).

2. The PCCP pipe safety construction anti-fall cable rack according to claim 1, characterized in that, Several support plates (4) are installed on the bottom step (3) of the two external cable racks (1); a spike (41) is installed on the bottom side of the support plate (4); a rotating shaft (42) is installed between each support plate (4) and the step (3).

3. The PCCP pipe safety construction anti-fall cable rack according to claim 1, characterized in that, The lifting mechanism has two symmetrical parts on the left and right. The lifting mechanism includes a motor (6). The motor (6) is fixedly installed on the bottom inner wall of the front slide groove (621) of the outer cable frame (1). A reciprocating screw (61) is installed on the upper side of the motor (6). There are two reciprocating screws (61) symmetrically arranged in front and back. A slider (62) is fitted on each of the two reciprocating screws (61). The two sliders (62) are installed on the front and rear outer walls of the inner cable frame (5).

4. The PCCP conduit safety construction anti-fall cable rack according to claim 1, characterized in that, Connecting rods (81) are installed on the left and right sides of the support rod (7); there are four connecting rods (81) that are symmetrical to each other; the two connecting rods (81) on the left are installed in the first moving slot (52), and the two connecting rods (81) on the right are installed in the second moving slot (54); a rotating rod (8) is movably installed between the two sets of connecting rods (81), and the connecting rods (81) can rotate on the rotating rod (8); a spring telescopic rod (9) is installed in each of the two mounting slots (53), and a handle (91) is installed on the right side of the spring telescopic rod (9); a clamping plate (92) is attached to the left side of the spring telescopic rod (9); the right rotating rod (8) is placed inside the clamping plate (92).

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