Elevator installation pay-off device

Abstract

The utility model relates to the technical field of pay-off devices, and discloses an elevator installation pay-off device which comprises a bottom plate, a support is fixedly installed on the bottom plate, the support is rotationally connected with a pay-off rod from top to bottom, supporting assemblies are arranged on the two sides of the pay-off rod, a worm wheel is fixedly connected to the middle of the pay-off rod, and a vertical rotating rod is rotationally installed on the support. A plurality of worms are arranged on the vertical rotating rod, the worms are meshed with the worm gears, a motor for paying off is fixedly installed at the top of the support, and an output shaft of the motor is connected with the vertical rotating rod; the tight supporting assembly comprises a lead screw, the lead screw is rotationally installed in the wire protection rod, the two sides of the lead screw are in threaded connection with screw blocks, the outer walls of the screw blocks are fixedly connected with three connecting plates, push-pull rods are rotationally installed on the connecting plates, and tight supporting battens are rotationally installed at one ends of the push-pull rods. According to the cable pay-off device, different cables or multiple cables can be simultaneously paid off, the pay-off efficiency is improved, and the universality and practicability of the device are better.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pay-off device, concretely is a kind of elevator installation pay-off device. BACKGROUND

[0002] When installing elevator, cable needs to be released in shaft, in actual operation process, generally, cable is released in shaft with proper excess, and part of cable is retracted after completing wire arrangement and wiring.

[0003] In order to facilitate the use of elevator cable pay-off, special pay-off device is used to pay off elevator cable in prior art, but in actual use, applicant finds that: the existing pay-off device can only pay off one kind of cable at a time, and it needs to be fully paid off in turn when paying off different types of cable, so the efficiency of elevator cable installation is low, in order to solve the above problems, an elevator installation pay-off device is provided. UTILITY MODEL CONTENTS

[0004] The utility model aims at: in order to solve the above problems, provide a kind of elevator installation pay-off device.

[0005] The technical scheme adopted by the utility model is as follows: a kind of elevator installation pay-off device, including bottom plate, fixed mounting is equipped with support on the bottom plate, the support is rotatably connected with pay-off rod from top to bottom, the both sides of the pay-off rod are provided with tensioning assembly, the middle part of the pay-off rod is fixedly connected with worm gear, the support is rotatably installed with vertical rotating rod, a plurality of worm gears are provided on the vertical rotating rod, the worm gear is engaged with the worm gear, the top of the support is fixedly installed with pay-off motor, and the output shaft of the motor is connected with the vertical rotating rod.

[0006] The tensioning assembly includes screw rod, the screw rod is rotatably installed inside the pay-off rod, the both sides of the screw rod are screw-connected with silk block, the outer wall of the silk block is fixedly connected with three connecting plates, the connecting plate is rotatably installed with push-pull rod, and the one end of the push-pull rod is rotatably installed with tensioning batten.

[0007] In a preferred embodiment, the bottom surface of the bottom plate is fixedly installed with universal wheel at four end angles.

[0008] In a preferred embodiment, the both sides of the screw rod are provided with opposite external threads.

[0009] In a preferred embodiment, three strip-shaped holes corresponding to the positions of the connecting plates are formed on the both sides of the outer wall of the pay-off rod, and the connecting rod penetrates the strip-shaped hole.

[0010] In a preferred embodiment, anti-skid lines are arranged on the outer wall of the tensioning batten.

[0011] Therefore, the elevator installation pay-off device has the advantages that:

[0012] 1、The motor drives the vertical rotating rod to rotate, the vertical rotating rod drives the worm to rotate through the worm, thereby driving multiple defense rods to rotate at the same time, thereby driving different numbers of cables or different types of cables to be payed off at the same time, and the pay-off installation efficiency of the elevator is improved.

[0013] 2、The pay-off rod adopts the tensioning assembly to tension the cable with a reel or the cable in a roll, so that different types of cables can be fixed and payed off, and the device is more universal and practical. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 is a schematic diagram of the front view structure of the utility model;

[0016] Figure 3 is a schematic diagram of the front view internal structure of the utility model.

[0017] Marked in the figure: 1 - bottom plate, 2 - support, 3 - pay-off rod, 4 - tensioning assembly, 5 - worm wheel, 6 - vertical rotating rod, 7 - worm, 8 - motor, 9 - screw rod, 10 - silk block, 11 - connecting plate, 12 - push-pull rod, 13 - tensioning plate strip, 14 - universal wheel, 15 - strip-shaped hole, 16 - anti-skid pattern. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] The technical scheme of the elevator installation pay-off device will be described in detail below. Figures 1-3 The technical scheme of the elevator installation pay-off device will be described in detail below.

[0020] Embodiment:

[0021] The elevator installation pay-off device provided in the embodiments of the utility model has the advantages that: Figures 1 to 3As shown, including the base plate 1, the base plate 1 is fixedly installed with the support 2, the support 2 is rotatably connected with the pay-off rod 3 from top to bottom, the both sides of the pay-off rod 3 are provided with the tensioning assembly 4, the middle part of the pay-off rod 3 is fixedly connected with the worm wheel 5, the support 2 is rotatably installed with the vertical rod 6, the vertical rod 6 is provided with a plurality of worm gears 7, the worm gears 7 are engaged with the worm wheel 5, the top of the support 2 is fixedly installed with the pay-off motor 8, the output shaft of the motor 8 is connected with the vertical rod 6, in this structure, the cable reel is sleeved on the pay-off rod 3 or the cable in roll is sleeved on the pay-off rod 3, then the reel or the cable is fixedly tensioned through the tensioning assembly 4, then the motor 8 is started to drive the vertical rod 6 to rotate, the vertical rod 6 drives the worm wheel 5 to rotate through the worm gear 7, thereby driving a plurality of pay-off rods 3 to rotate simultaneously, thereby driving different numbers of cables or different types of cables to be payed off simultaneously, improving the installation efficiency of the elevator.

[0022] Reference Figures 1 to 3 As shown, the tensioning assembly 4 includes a lead screw 9, the both sides of the lead screw 9 are provided with external threads in opposite directions, the lead screw 9 is rotatably installed inside the pay-off rod 3, the both sides of the lead screw 9 are threadedly connected with a silk block 10, the outer wall of the silk block 10 is fixedly connected with three connecting plates 11, the connecting plates 11 are rotatably installed with a push-pull rod 12, one end of the push-pull rod 12 is rotatably installed with a tensioning strip 13, in this structure, the personnel rotates the lead screw 9 to drive the two silk blocks 10 to move towards each other simultaneously, at this time, the silk block 10 drives the push-pull rod 12 to push the tensioning strip 13 outward, then the tensioning strip 13 can be used to tension and fix the reel or directly tension the cable in roll, thereby facilitating the pay-off.

[0023] Reference Figures 1 to 3 As shown, the bottom surface of the base plate 1 is fixedly installed with a universal wheel 14 at four corners, this structure uses the universal wheel 14 to facilitate the movement and transfer of the entire pay-off device.

[0024] Reference Figures 1 to 3 As shown, the both sides of the pay-off rod 3 are provided with three strip-shaped holes 15 corresponding to the positions of the connecting plates 11, the connecting plates 11 penetrate through the strip-shaped holes 15, this structure uses the strip-shaped holes 15 to guide the movement of the connecting plates 1.

[0025] Reference Figures 1 to 3 As shown, the outer wall of the tensioning strip 13 is provided with anti-slip lines 16, in this structure, the anti-slip lines 16 are used to improve the contact friction, thereby improving the stability of the cable fixation.

[0026] It should be noted that the above-mentioned embodiment discloses a pay-off device applied to the cable pay-off construction of elevator installation, belonging to the field of elevator installation auxiliary devices.

[0027] The implementation principle of the elevator installation pay-off device is as follows: when in use, the cable with the reel is sleeved on the anti-cable rod 3 or the cable in the roll is sleeved on the anti-cable rod 3, then the screw rod 9 is rotated to drive the two screw blocks 10 to move close to each other, at this time, the screw blocks 10 drive the push-pull rod 12 to push the supporting plate strip 13 outward, then the supporting plate strip 13 can be used to support and fix the reel or directly support and fix the cable in the roll, then the motor 8 is started to drive the vertical rotating rod 6 to rotate, the vertical rotating rod 6 drives the worm wheel 5 to rotate through the worm 7, thereby driving multiple anti-cable rods 3 to rotate simultaneously, thereby driving different numbers of cables or different types of cables to pay off simultaneously, and the installation efficiency of the elevator is improved.

[0028] The above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An elevator installation pay-off device comprising a base plate (1), characterized in that: The bottom plate (1) is fixedly installed with a support (2), the support (2) is rotatably connected with a pay-off rod (3) from top to bottom, both sides of the pay-off rod (3) are provided with a tensioning assembly (4), the middle of the pay-off rod (3) is fixedly connected with a worm wheel (5), the support (2) is rotatably installed with a vertical rotating rod (6), the vertical rotating rod (6) is provided with a plurality of worm gears (7), the worm gears (7) are engaged with the worm wheel (5), the top of the support (2) is fixedly installed with a pay-off motor (8), the output shaft of the motor (8) is connected with the vertical rotating rod (6); The tensioning assembly (4) comprises a lead screw (9), the lead screw (9) is rotatably installed in the pay-off rod (3), both sides of the lead screw (9) are threadedly connected with a lead block (10), the outer wall of the lead block (10) is fixedly connected with three connecting plates (11), the connecting plates (11) are rotatably installed with a push-pull rod (12), one end of the push-pull rod (12) is rotatably installed with a tensioning batten (13).

2. An elevator installation pay-off device as claimed in claim 1, characterized in that: The bottom surface of the bottom plate (1) is fixedly installed with a universal wheel (14) at four corners.

3. An elevator installation pay-off device as claimed in claim 1, characterized in that: The outer walls of both sides of the lead screw (9) are provided with external threads in opposite directions.

4. An elevator installation pay-off device as claimed in claim 1, characterized in that: Three strip-shaped holes (15) corresponding to the positions of the connecting plates (11) are formed in the outer walls of both sides of the pay-off rod (3), and the connecting plates (11) penetrate the strip-shaped holes (15).

5. An elevator installation pay-off device as claimed in claim 1, characterized in that: The outer wall of the tensioning batten (13) is provided with anti-skid lines (16).

Images