Meter number measuring device for aluminum cable steel reinforced

Abstract

The utility model discloses a steel-cored aluminum strand meter number measuring device, which comprises a main frame and a roller retainer, groove rollers are arranged between the main frame and two ends of the roller retainer, rocker arms are rotatably connected to two ends of the bottom of the main frame, and compression rollers are arranged at the outer ends of the rocker arms and positioned right below the groove rollers. The inner end of the rocker arm is in sliding connection with the main frame and is adjusted through the pressing mechanism, the ratchet mechanism and the distance measuring component are arranged at the two ends of the outer side of the main frame respectively, and the steel-cored aluminum strand is clamped by the groove rolling wheel and the pressing rolling wheel. The utility model has the advantages that the problem of length measurement of the existing steel-cored aluminum strand in the actual construction process is effectively solved, corresponding electronic signals are generated through the contact rolling of the roller and the steel-cored aluminum strand and the digital conversion of mechanical and electronic elements, and the accurate display of the specific length value of the steel-cored aluminum strand is realized by means of a singlechip system.

Description

TECHNICAL FIELD

[0001] The utility model relates to measuring tool technical field especially relates to a steel core aluminium stranded conductor meter measurement device. BACKGROUND

[0002] In the construction process of the electric power industry, the release and installation of high-voltage cable need to calculate the length of steel core aluminium stranded conductor of the whole line, especially in the installation process, since the line between the poles needs to reserve a certain redundancy to cope with the influence of temperature change on the length, so it is very important to calculate the length after suspension.

[0003] Since the steel core aluminium stranded conductor between the poles cannot be accurately measured by a suitable tool before release, and the length adjustment range of the fastener after the cable is pulled up is limited, once the suspension arc does not meet the requirements, the cable must be pulled down and the length must be re-cut, which will reduce the construction efficiency and increase the labor intensity of workers.

[0004] If a tape measure is used to measure during the release process, it is not only difficult to operate, but also increases the difficulty of construction operation and the number of operators, and the error is difficult to control. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims to solve the length measurement problem of the existing steel core aluminium stranded conductor in the actual construction process, through the contact rolling of the roller and the steel core aluminium stranded conductor, and then through the digital conversion of the mechanical and electronic elements, the corresponding electronic signal is generated, and the single-chip microcomputer system is used to realize the accurate display of the specific value of the length of the steel core aluminium stranded conductor, thereby providing a steel core aluminium stranded conductor meter measurement device.

[0006] The utility model realizes the above-mentioned purpose through the following technical scheme:

[0007] A steel core aluminium stranded conductor meter measurement device, comprising a main frame and a roller holder, recessed rollers are arranged between the main frame and the roller holder at both ends, rocking arms are rotatably connected to both ends of the bottom of the main frame, compression rollers are arranged at the outer ends of the rocking arms and located directly below the recessed rollers, the inner ends of the rocking arms are slidingly connected to the main frame and adjusted by a compression mechanism, ratchet mechanisms and distance measuring components are arranged at both ends of the outer side of the main frame, and the recessed rollers and the compression rollers clamp the steel core aluminium stranded conductor.

[0008] Further, first and second circular holes are formed from the outside to the inside at both ends of the upper part of the main frame, third circular holes and sliding slot holes are formed from the outside to the inside at both ends of the lower part of the main frame, and a traction rope hole is formed at the lowermost end of the main frame.

[0009] Further, the intermediate position between the main frame and the roller holder is provided with a holder spacing plate, so that the roller holder and the main frame are stably connected, and a fixed distance is maintained between them, and a moving space is provided for the rotation of the groove roller.

[0010] Further, the groove roller is coaxially connected with a large gear on one side of the main frame, the large gear is connected with the groove roller through a screw, the groove roller and the large gear are rotationally connected in the first circular hole, a small gear is rotationally connected in the second circular hole, and the small gear is engaged with the large gear for transmission.

[0011] Further, the rocker is rotationally connected in the third circular hole, a bolt is arranged at the inner end of the rocker, a sliding sleeve is sleeved on the bolt, and the bolt and the sliding sleeve can slide in the sliding groove.

[0012] Further, the pressing mechanism comprises a fixed plate, a fixed nut is arranged on the upper surface of the fixed plate, a hand screw bolt is arranged through the nut and the fixed plate, the hand screw bolt is threadedly connected with the fixed nut, a spring pressing plate is rotationally connected at the tail end of the hand screw bolt, two groups of bolt columns are symmetrically arranged on the main frame, torsional springs are arranged on the bolt columns, and the two ends of the torsional springs are connected with the spring pressing plate and the bolt, respectively.

[0013] Further, the ratchet wheel in one end of the ratchet mechanism is coaxially connected with one of the small gears, and the other end is fixed on the main frame through a screw, a control button is arranged on the ratchet mechanism, and the control button can control the pawl.

[0014] Further, the distance measuring component comprises a magnetic pole disc coaxially connected with the small gear, a plurality of holes are equidistantly arranged on the magnetic pole disc close to the outer circle position, a magnet is arranged in each hole, the magnets are alternately arranged according to the north and south poles, a protective shell is mounted on the main frame, a shell rear cover is arranged at the rear end of the protective shell, a Hall element is arranged on the shell rear cover, the Hall element is located directly below the magnet, the Hall element is electrically connected with a single-chip microcomputer, when the disc rotates, the magnet provides a magnetic field change for the Hall element, so that an electronic signal is generated and transmitted to the program in the single-chip microcomputer for signal processing, and a specific measurement value is displayed on the display screen.

[0015] Beneficial effects: the utility model has the following beneficial effects:

[0016] 1. The concave groove roller contacts and rolls with the steel core aluminum stranded wire, the rotation of the roller is transmitted to the distance measuring component through the meshing transmission of the large gear and the small gear, the magnetic pole disc in the distance measuring component rotates with the small gear, the staggered magnets in the hole of the magnetic pole disc provide a changing magnetic field for the Hall element, and an electronic signal is formed, the measured value is displayed on the display screen after being processed by the single-chip microcomputer, the error of manual measurement is avoided, the length of the steel core aluminum stranded wire is accurately measured, and the construction efficiency is improved;

[0017] 2. The rocker arm at the bottom of the main frame is rotatable, the inner end of the rocker arm is adjusted through the pressing mechanism, and the clamping force of the pressing roller and the concave groove roller on the steel core aluminum stranded wire can be easily adjusted by rotating the hand screw bolt, the whole device is compact in structure, multiple people are not needed for operation, and the construction operation difficulty and the labor intensity of workers are reduced;

[0018] 3. The torsional spring in the pressing mechanism can automatically adjust the clamping force according to the thickness of the steel core aluminum stranded wire, so that the roller and the cable are in close contact, and the device is suitable for steel core aluminum stranded wires of different specifications, and meanwhile, the control button of the ratchet mechanism can control the pawl, so that the direction of preventing reverse rotation is conveniently switched, thereby preventing error calculation caused by reverse sliding of the device during measurement;

[0019] 4. The spacer plate is arranged between the main frame and the roller holder, so as to stably connect the two and provide a rotation space for the concave groove roller, the components are connected closely, and the overall structure is stable, so that the device can be used stably for a long time in a complex construction environment. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model;

[0021] Figure 2 It is a structural schematic view of the main frame of the utility model;

[0022] Figure 3 It is a connection schematic view of the large gear and the small gear of the utility model;

[0023] Figure 4 It is a structural schematic view of the rocker arm of the utility model;

[0024] Figure 5 It is a schematic view of the pressing mechanism of the utility model;

[0025] Figure 6 It is a schematic view of the distance measuring component of the utility model.

[0026] In the drawing: 1-main frame, 2-roller holder, 3-concave groove roller, 4-rocker arm, 5-pressing roller, 6-pressing mechanism, 7-ratchet mechanism, 8-distance measuring component, 9-spacer plate, 10-large gear, 11-small gear, 12-steel core aluminum stranded wire;

[0027] 101 - first circular hole, 102 - second circular hole, 103 - third circular hole, 104 - sliding slot hole, 105 - traction rope hole, 401 - bolt, 402 - sliding sleeve, 601 - fixed plate, 602 - fixed nut, 603 - hand bolt, 604 - spring pressing plate, 605 - bolt column, 606 - torsion spring, 701 - control button, 801 - magnetic pole disc, 802 - hole, 803 - protective shell, 804 - shell back cover, 805 - Hall element. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0029] In combination with Figures 1 to 6 The steel-cored aluminum stranded wire meter measurement device shown in the figure, including main frame 1 and roller holder 2, main frame 1 and roller holder 2 both ends are provided with groove roller 3, the both ends of main frame 1 bottom are rotatably connected with rocker arm 4, the outer end of rocker arm 4 is provided with compression roller 5, and is located just below groove roller 3, the inner end of rocker arm 4 is slidably connected with main frame 1, and is adjusted through compression mechanism 6, so that the clamping force of compression roller 5 and groove roller 3 to steel-cored aluminum stranded wire 12 can be adjusted, the cable is ensured not to slip during the measurement process, and the measurement accuracy is ensured, the both ends of main frame 1 outside are provided with ratchet mechanism 7 and distance measuring component 8 respectively, ratchet mechanism 7 can prevent the reverse sliding of the equipment during the measurement process to produce error calculation, distance measuring component 8 is responsible for converting the rotation of the roller into measurement data, groove roller 3 and compression roller 5 clamp steel-cored aluminum stranded wire 12.

[0030] The both ends of main frame 1 upper part are provided with first circular hole 101 and second circular hole 102 from outside to inside, and the both ends of lower part are provided with third circular hole 103 and sliding slot hole 104 from outside to inside, the lowermost end of main frame 1 is provided with traction rope hole 105.

[0031] The intermediate position between main frame 1 and roller holder 2 is provided with holder spacing plate 9, so that roller holder 2 and main frame 1 are stably connected, and at the same time, a fixed distance between the two can be maintained, providing a space for the rotation of groove roller 3.

[0032] The recessed roller 3 is coaxially connected with a large gear 10 on one side of the main frame 1, the large gear 10 is connected with the recessed roller 3 through a screw, the recessed roller 3 and the large gear 10 are rotationally connected in a first circular hole 101, a second circular hole 102 rotationally connects a small gear 11, the small gear 11 is meshed with the large gear 10 for transmission, this gear transmission structure can accurately change speed and transmit the rotation of the recessed roller 3, through reasonable design of the gear tooth ratio, the large rotation of the recessed roller 3 can be converted into the accurate rotation of the small gear 11, the collected value is amplified, and the measurement accuracy is higher.

[0033] The rocker arm 4 is rotationally connected in a third circular hole 103, a bolt 401 is arranged at an inner end of the rocker arm 4, a sliding sleeve 402 is sleeved on the bolt 401, and the bolt 401 and the sliding sleeve 402 can slide in a sliding groove hole 104; this structure not only limits the movement track of the rocker arm 4, but also can flexibly adjust the position of the rocker arm 4 as required, thereby accurately controlling the distance between the pressing roller 5 and the recessed roller 3, ensuring that appropriate clamping force can be provided for the steel core aluminum stranded wire 12 of different thicknesses, and the applicability of the device is enhanced.

[0034] The pressing mechanism 6 comprises a fixed plate 601, a fixed nut 602 is arranged on the upper surface of the fixed plate 601, a hand screw bolt 603 is arranged through the nut 602 and the fixed plate 601, the hand screw bolt 603 is threadedly connected with the fixed nut 602, a spring pressing plate 604 is rotationally connected at the tail end of the hand screw bolt 603, two groups of bolt columns 605 are symmetrically arranged on the main frame 1, torsional springs 606 are arranged on the bolt columns 605, and the two ends of the torsional springs 606 are respectively connected with the spring pressing plate 604 and the bolt 401; by rotating the hand screw bolt 603 and utilizing the thread connection of the remaining fixed nut 602, the position of the spring pressing plate 604 can be easily adjusted, the spring pressing plate 604 generates pressure on the torsional spring 606 in the adjustment process, thereby transmitting the pressure to the rocker arm 4, and the adjustment of the clamping force of the pressing roller 5 is realized; this structure is not only simple to operate, but also can automatically fine-tune the clamping force according to the thickness of the steel core aluminum stranded wire 12 through the elastic action of the torsional spring 606, ensures that the roller and the cable are in close contact at all times, avoids the sliding phenomenon, improves the measurement accuracy, and reduces the damage to the surface of the cable.

[0035] The ratchet wheel in one end of the ratchet mechanism 7 is coaxially connected with one small gear 11, and the other end is fixed on the main frame 1 through a screw; a control button 701 is arranged on the ratchet mechanism 7, the control button 701 can control the pawl, thereby switching the direction of preventing reverse rotation, to prevent the equipment from sliding backward to produce false calculation in the measurement process.

[0036] The distance measuring component 8 comprises a magnetic pole disc 801 coaxially connected with the pinion 11, a plurality of holes 802 are equidistantly arranged on the magnetic pole disc 801 close to the outer circle position, a magnet is arranged in each hole 802, the magnets are staggered according to the north and south poles, a protection shell 803 is installed on the main frame 1, a shell rear cover 804 is arranged at the rear end of the protection shell 803, a Hall element 805 is arranged on the shell rear cover 804, the Hall element 805 is located directly below the magnet, the Hall element 805 is electrically connected with the single-chip microcomputer, when the disc rotates, the magnet provides a magnetic field change for the Hall element 805, thereby generating an electronic signal and transmitting to the single-chip microcomputer, the single-chip microcomputer analyzes and calculates the signal according to a preset program, and finally displays specific measurement values through the display screen, the distance measuring structure utilizes the electromagnetic principle, realizes high-precision and non-contact length measurement, avoids error accumulation in the traditional measurement mode, and improves the reliability and precision of measurement.

[0037] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to encompass all changes falling within the meaning and range of equivalents of the elements of the claims. Any reference signs in the claims should not be considered as limiting the claims involved.

[0038] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments which can be understood by those skilled in the art.

Claims

1. A steel-cored aluminum strand meter measuring device characterized by: The utility model provides a kind of frame type cable clamp, including main frame (1) and roller holder (2), the recessed roller (3) is arranged between the both ends of the main frame (1) with the roller holder (2), the bottom both ends of the main frame (1) are rotatably connected with rocker arm (4), the outer end of rocker arm (4) is provided with compression roller (5), and it is located just below the recessed roller (3), the inner end of rocker arm (4) is slidably connected with the main frame (1), and it is adjusted by compression mechanism (6), the both ends of the outer side of the main frame (1) are provided with ratchet mechanism (7) and range measuring component (8) respectively, the recessed roller (3) is clamped with steel core aluminium stranded wire (12) with the compression roller (5).

2. The steel-cored aluminum strand length measuring device according to claim 1, characterized by: First circular hole (101) and second circular hole (102) are respectively arranged in the both ends of the upper portion of the main frame (1) from outside to inside, third circular hole (103) and sliding slot hole (104) are respectively arranged in the both ends of the lower portion of the main frame (1) from outside to inside, traction rope hole (105) is arranged in the lowermost position of the main frame (1).

3. The steel-cored aluminum strand meter measuring device according to claim 2, characterized by: The intermediate position between the main frame (1) and the roller holder (2) is provided with a holder spacer plate (9), so that the roller holder (2) and the main frame (1) are stably connected, and a fixed distance between the two can also be maintained, providing a space for the rotation of the recessed roller (3).

4. The steel-cored aluminum strand length measuring device according to claim 3, characterized by: The recessed roller (3) is coaxially connected with a large gear (10) on one side of the main frame (1), the large gear (10) is connected with the recessed roller (3) by a screw, the recessed roller (3) and the large gear (10) are rotatably connected in the first circular hole (101), the second circular hole (102) is rotatably connected with a small gear (11), the small gear (11) is in meshing transmission with the large gear (10).

5. A device for measuring the length of a steel-cored aluminum strand according to claim 4, characterized in that: The rocker arm (4) is rotatably connected in the third circular hole (103), the inner end of the rocker arm (4) is provided with a bolt (401), the bolt (401) is sleeved with a sliding sleeve (402), and the bolt (401) and the sliding sleeve (402) can slide in the sliding slot hole (104).

6. A steel-cored aluminum strand meter measuring device according to claim 5, characterized in that: The compression mechanism (6) includes a fixed plate (601), a fixed nut (602) is arranged on the upper surface of the fixed plate (601), a hand screw bolt (603) is arranged through the nut (602) and the fixed plate (601), the hand screw bolt (603) is threadedly connected with the fixed nut (602), a spring pressing plate (604) is rotatably connected at the end of the hand screw bolt (603), two groups of bolt columns (605) are symmetrically arranged on the main frame (1), torsion springs (606) are arranged on the bolt columns (605), and the two ends of the torsion springs (606) are respectively connected with the spring pressing plate (604) and the bolt (401).

7. A steel-cored aluminum strand meter measuring device according to claim 6, characterized in that: The ratchet wheel in one end of the ratchet mechanism (7) is coaxially connected with one of the small gears (11), and the other end is fixed on the main frame (1) by a screw, a control button (701) is arranged on the ratchet mechanism (7), and the control button (701) can control the pawl.

8. The steel-cored aluminum strand length measuring device according to claim 7, characterized by: The ranging component (8) includes a magnetic pole disc (801) coaxially connected with the pinion (11), a plurality of holes (802) are equidistantly arranged on the magnetic pole disc (801) near an outer circle position, a magnet is arranged in each hole (802), the magnets are staggered and arranged according to the north and south poles, a protective shell (803) is installed on the main frame (1), a shell rear cover (804) is arranged at the rear end of the protective shell (803), a Hall element (805) is arranged on the shell rear cover (804), the Hall element (805) is located directly below the magnet, the Hall element (805) is electrically connected with a single-chip microcomputer, when the disc rotates, the magnet provides a magnetic field change for the Hall element (805), thereby generating an electronic signal, and transmitting to a program in the single-chip microcomputer for signal processing, and displaying specific measurement values on a display screen.

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