CN212425048U - Dedicated car fag end subassembly of elevator overload protection device of weighing - Google Patents

Abstract

The utility model discloses a special cage rope head component for an elevator weighing overload protection device, which structurally comprises a fixed frame, a nut and a quick dismounting device, the quick dismounting device is arranged at the front side and the rear side inside the upper end plate of the elevator, a pull rod is firstly pulled leftwards and rightwards to drive a fixed shaft to move out of grooves at the left side and the right side of the upper end of a sensor under the action of a first rotating shaft and a second rotating shaft at the pull rod, thereby realizing quick disassembly, achieving the advantage of quick disassembly of the sensor in the lift car rope head component, the spring mechanisms are arranged inside the left side and the right side of the upper end of the lower rope hitch plate, the extrusion rod is pressed downwards to push the fixing block, so that the contact and fixation between the fixing block and the connecting block are released, then the rebounding pressure spring in the connecting groove can be rebounded to pop up the sensor, so that the advantage of automatic popping up of the sensor during disassembly is achieved.

Description

Dedicated car fag end subassembly of elevator overload protection device of weighing

Technical Field

The utility model relates to an elevator subassembly technical field, concretely relates to dedicated car fag end subassembly of elevator overload protection device of weighing.

Background

The elevator is a vertical elevator taking a motor as power, is provided with a box-shaped nacelle and is used for carrying people or goods in a multistoried building, is an important building device and is indispensable in high-rise buildings and public places as a traffic and transportation tool in the vertical direction, and in the installation process of the elevator, in order to realize effective fixation of a rope end, a car rope end component is adopted to fix the rope end, so that the stability and the safety of the operation of the elevator are ensured.

At present when carrying out the use of car fag end subassembly, because the inside sensor that is fixed with of connecting usually of car fag end subassembly, and adopt fastening bolt to connect fixedly usually to the connection of sensor to when making the inside damage of sensor, the connection of car fag end subassembly is just comparatively loaded down with trivial details originally, thereby leads to taking a large amount of time to dismantle when repairing in carrying out the sensor, leads to repairing inefficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, the dedicated car fag end subassembly of elevator overload protection device that weighs has now been provided, when having solved the use of carrying out car fag end subassembly, because the inside connection of car fag end subassembly is fixed with the sensor usually, and adopt fastening bolt to connect fixedly to the connection of sensor usually, thereby make when the inside damage of sensor, the connection of car fag end subassembly is just comparatively loaded down with trivial details originally, thereby lead to dismantling when repairing carrying out the sensor, need spend a large amount of time on dismantling the in-process, lead to repairing inefficiency problem, reach the effect of the swift dismantlement of sensor inside the car fag end subassembly.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a special car rope head component for an elevator weighing overload protection device, which comprises a fixed frame, a nut and a quick dismounting device, wherein the fixed frame is tightly connected with the left side and the right side of a lower rope hitch plate, the quick dismounting device is arranged at the front side and the rear side inside the upper rope hitch plate, the quick dismounting device consists of a placement groove, a pull rod, a first rotating shaft, a second rotating shaft, a fixed shaft, a first pressure spring and an ejection mechanism, the placement groove is arranged at the left side and the right side inside the upper rope hitch plate, the middle part of the pull rod is rotationally connected with the placement groove through the first rotating shaft, the lower end of the pull rod is rotationally connected with the fixed shaft through the second rotating shaft, the right side of the fixed shaft is spliced with a sensor, the left side of the fixed shaft is jointed with the first pressure spring, the first pressure spring is arranged at the lower, the pop-up mechanism is arranged inside the left side and the right side of the upper end of the lower rope head plate.

Further, pop-up mechanism comprises spread groove, bounce-back pressure spring, logical groove, stripper bar, fixed block, connecting block and second pressure spring, rope head board upper end middle part is seted up down to the spread groove to the inside lower extreme of spread groove is provided with the bounce-back pressure spring, bounce-back pressure spring upper end is laminated with the sensor mutually, lead to the groove and set up inside the rope head board upper end left and right sides down, the stripper bar right side is rotated with leading to the groove and is connected to stripper bar right side lower extreme is laminated with the fixed block mutually, the fixed block upper end is rotated with leading to the groove and is connected to fixed block right side lower extreme is laminated with the connecting block mutually, connecting block fixed connection is in the sensor lower extreme left and right sides, second pressure spring right side upper end and fixed block to.

Furthermore, the upper end of the lower rope head plate is connected with the rope head rod in an inserting mode, a sensor is arranged in the middle of the upper end of the lower rope head plate, the upper end of the rope head rod is connected with the upper rope head plate in an inserting mode, the outer surface of the upper end of the upper rope head plate is connected with a buffer spring in a surrounding mode, the upper end of the sensor is attached to the upper rope head plate, and the nut is in threaded connection with the upper end of the rope head rod.

Further, standing groove, pull rod, first pivot, second pivot, fixed axle and first pressure spring all set up along last rope hitch plate upper end left and right symmetry to the pull rod can be followed first pivot turned angle and be 60.

Furthermore, the insertion intercepting part of the fixed shaft and the sensor is arc-shaped, and the fixed shaft and the sensor are provided with grooves in an insertion connection mode.

Furthermore, the two first pressure springs are symmetrically arranged left and right, and the maximum elastic force of the first pressure spring is 8N.

Furthermore, the through groove, the extrusion rod, the fixing block, the connecting block and the second pressure spring are symmetrically arranged along the left side and the right side of the lower rope head plate, and a rubber soft layer is arranged on the outer surface of the extrusion rod.

Furthermore, the fixed block can rotate for 30 degrees, and the joint of the fixed block and the connecting block is provided with anti-skid lines.

Furthermore, the first rotating shaft is made of a zinc alloy material.

Furthermore, first pressure spring adopts the musical instrument steel wire material to make.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

the method has the advantages that: the utility model discloses a dedicated car fag end subassembly of elevator overload protection device of weighing, both sides have set up swift dismounting device around through at the inside of last fag end board upper end, stimulate about the pull rod earlier, make under the effect of the first pivot of pull rod department and second pivot, drive the recess that shifts out the sensor upper end left and right sides with the fixed axle to just can realize swift dismantlement, thereby just can reach the advantage of swift dismantlement to the inside sensor of car fag end subassembly.

The method has the advantages that: the utility model discloses a dedicated car fag end subassembly of elevator overload protection device of weighing, through the inside pop-up mechanism that has set up in the rope hitch plate upper end left and right sides under, push down the extrusion stem and make the fixed block promote, remove the contact fixation of fixed block and connecting block, then just can make the inside bounce-back pressure spring of spread groove rebound, come to pop out the sensor to reach the advantage that realizes that the sensor dismantles auto-eject.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic left-side sectional structure of the present invention;

FIG. 3 is a schematic left-side sectional view of the quick detaching device of the present invention;

fig. 4 is a schematic left-side sectional structure view of the pop-up mechanism of the present invention;

fig. 5 is an enlarged schematic structural diagram of the pop-up mechanism a of the present invention.

In the figure: the rope-pulling device comprises a fixing frame-1, a lower rope head plate-2, a rope head rod-3, a sensor-4, an upper rope head plate-5, a buffer spring-6, a nut-7, a quick dismounting device-8, a placing groove-81, a pull rod-82, a first rotating shaft-83, a second rotating shaft-84, a fixing shaft-85, a first pressure spring-86, an ejection mechanism-87, a connecting groove-871, a rebounding pressure spring-872, a through groove-873, an extrusion rod-874, a fixing block-875, a connecting block-876 and a second pressure spring-877.

Detailed Description

Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a car rope head assembly for an elevator weighing overload protection device, which comprises: the quick dismounting device 8 comprises a placing groove 81, a pull rod 82, a first rotating shaft 83, a second rotating shaft 84, a fixed shaft 85, a first pressure spring 86 and an ejection mechanism 87, the placing groove 81 is arranged on the left side and the right side inside the upper end of the upper rope head plate 5, the middle part of the pull rod 82 is rotatably connected with the placing groove 81 through the first rotating shaft 83, the lower end of the pull rod 82 is rotatably connected with the fixed shaft 85 through the second rotating shaft 84, the pull rod 82 is favorable for realizing quick unlocking of the fixed shaft 85, the right side of the fixed shaft 85 is spliced with the sensor 4, the left side of the fixed shaft 85 is jointed with the first pressure spring 86, the first pressure spring 86 is arranged at the lower end of the left side of the placing groove 81, and the left side of the first pressure spring 86 is jointed with the placing groove 81, and be favorable to strengthening the plug-in connection of fixed axle 85 and sensor 4, pop-up mechanism 87 sets up inside the left and right sides of lower rope hitch plate 2 upper end to be favorable to sensor 4's auto-eject, increase the trial use nature.

Wherein the pop-up mechanism 87 comprises a connecting groove 871, a rebound pressure spring 872, a through groove 873, an extrusion rod 874, a fixed block 875, a connecting block 876 and a second pressure spring 877, the connecting groove 871 is arranged in the middle of the upper end of the lower rope hitch plate 2, and a rebound pressure spring 872 is arranged at the lower end inside the connecting groove 871, the upper end of the rebound pressure spring 872 is attached to the sensor 4, the through grooves 873 are arranged inside the left and right sides of the upper end of the lower rope hitch plate 2, the right side of the extrusion rod 874 is rotatably connected with the through grooves 873, the lower end of the right side of the extrusion rod 874 is attached to a fixed block 875, the upper end of the fixed block 875 is rotatably connected with a through groove 873, the lower end of the right side of the fixed block 875 is attached to a connecting block 876, the connecting block 876 is fixedly connected to the left side and the right side of the lower end of the sensor 4, the upper end of the right side of the second pressure spring 877 is fixedly connected with a fixing block 875, and the lower end of the left side of the second pressure spring 877 is fixedly welded with the through groove 873.

The upper end of the lower rope head plate 2 is connected with the rope head rod 3 in an inserting mode, the sensor 4 is arranged in the middle of the upper end of the lower rope head plate 2, the upper end of the rope head rod 3 is connected with the upper rope head plate 5 in an inserting mode, the outer surface of the upper end of the upper rope head plate 5 is connected with the buffer spring 6 in a surrounding mode, the upper end of the sensor 4 is attached to the upper rope head plate 5, and the nut 7 is in threaded connection with the upper end of the rope head rod 3.

The placing groove 81, the pull rod 82, the first rotating shaft 83, the second rotating shaft 84, the fixed shaft 85 and the first pressure spring 86 are symmetrically arranged along the left and right sides of the upper end of the upper rope hitch plate 5, and the pull rod 82 can rotate by an angle of 60 degrees along the first rotating shaft 83, so that the fixed shaft 85 can be quickly unlocked by pulling the pull rod 82.

The insertion intercepting part of the fixed shaft 85 and the sensor 4 is arc-shaped, and the groove is formed in the insertion connection part of the fixed shaft 85 and the sensor 4, so that the insertion connection of the fixed shaft 85 and the sensor 4 can be better realized.

Two first compression springs 86 are symmetrically arranged on the left and right sides, and the maximum elastic force of the first compression springs 86 is 8N, so that the improvement of the plug-in connection between the fixed shaft 85 and the sensor 4 is facilitated.

The through grooves 873, the extrusion rod 874, the fixing block 875, the connecting block 876 and the second pressure spring 877 are symmetrically arranged along the left and right of the lower rope hitch plate 2, and a rubber soft layer is arranged on the outer surface of the extrusion rod 874, so that a user is not prone to taking off his hands when using the rope hitch plate.

Wherein, fixed block 875 rotatable angle is 30 to the department of laminating mutually of fixed block 875 and connecting block 876 has seted up anti-skidding line, when making fixed block 875 and connecting block 876 contact fixation, it is difficult not hard up to fix stably.

The first rotating shaft 83 is made of zinc alloy.

Wherein, first pressure spring 86 adopts the musical instrument steel wire material to make.

The first rotating shaft 83 of this patent: the shaft is a shaft which is necessary for connecting the main parts of the product and is used for bearing bending moment and torque in the rotating work; the first pressure spring 86: the spring is a spiral spring bearing pressure, the section of the material used by the spring is mostly circular, and the spring is also rolled by rectangular and multi-strand steel ropes, the spring is generally equidistant, and the shape of the compression spring is as follows: the compression spring is cylindrical, conical, convex and concave, and a small number of non-circular shapes, and the like, a certain gap is reserved between the rings of the compression spring, and the compression spring contracts and deforms when subjected to external load, so that deformation energy is stored.

The utility model discloses a special cage rope head component for an elevator weighing overload protection device, which has the following working principle;

firstly, a user firstly connects and fixes a fixing frame 1 and an external wall body, then connects and fixes the lower end of a rope end rod 3 and an elevator steel rope, then when the elevator runs, the steel rope can stably move under the action of a buffer spring 6 arranged at the upper end of an upper rope hitch plate 5, is not easy to shake, and ensures the running safety of the elevator, and a sensor 4 is also arranged at the middle ends in the lower rope hitch plate 2 and the upper rope hitch plate 5 to detect the bearing capacity of the elevator, so that the safety of the elevator is further improved;

secondly, when the car rope head assembly is used, the sensor 4 is usually fixedly connected inside the car rope head assembly, and the sensor 4 is usually fixedly connected by a fastening bolt, so that when the sensor 4 is damaged inside, the connection of the car rope head assembly is complicated originally, a large amount of time is required to be spent on the dismounting process when the sensor 4 is dismounted and repaired, and the repair efficiency is low;

thirdly, due to the fact that the quick dismounting devices 8 are arranged on the front side and the rear side inside the upper end of the upper rope hitch plate 5, when repairing damaged sensors 4 is needed, a user firstly contacts the nut 7 to be fixedly connected with the threads of the rope hitch rod 3, then the user can pull the pull rods 82 arranged on the front side and the rear side of the upper end of the upper rope hitch plate 5 towards the left side and the right side, then the fixed shaft 85 is driven to move under the rotating action of the first rotating shaft 83 and the second rotating shaft 84 at the pull rods 82, the fixed shaft 85 is moved out of grooves in the left side and the right side of the upper end of the sensors 4, and then the quick dismounting of the upper rope hitch plate 5 can be achieved, and therefore the advantage that the sensors 4 inside the lift;

fourthly, after accomplishing the dismantlement of head of rope board 5, the user pushes down the extrusion pole 874 of the rope board 2 left and right sides down, it promotes the fixed block 875 to make extrusion pole 874 remove, thereby under the fixed block 875 removes, just can remove fixed with the contact of connecting block 876, then when fixed back of removing, just can make down the inside bounce-back pressure spring 872 rebound of inside spread groove 871 in head of rope board 2 upper end bounce-back and pop out sensor 4, thereby just can realize sensor 4's auto-eject, further strengthen the speed of dismantling, thereby reach the advantage of realizing that sensor 4 dismantles auto-eject:

fifthly, after repair is completed, a user firstly inserts the lower end of the sensor 4 with the connecting groove 871 again, when the sensor 4 is inserted, the rebounding pressure spring 872 is extruded to realize next ejecting activity, then when the connecting blocks 876 on the left and right sides of the sensor 4 move to the fixing block 875, the fixing block 875 is pushed for a certain distance to compress the second pressure spring 877 on the fixing block 875, then when the sensor 4 moves to the lower end of the fixing block 875, the second pressure spring 877 rebounds to fix the fixing block 875 and the connecting block 876 again in a contact manner, so that the lower end of the sensor 4 can be fixed quickly, then the user pulls the pull rod 82 on the upper rope head plate 5 again, then the upper rope head plate 5 is inserted and connected with the upper end of the sensor 4, after insertion is completed, the pull rod 82 is loosened, and the insertion and fixation of the fixed shaft 85 and the grooves on the left and right sides of the sensor 4 can, so that a quick re-fixing of the sensor 4 can be accomplished.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. A special cage rope head assembly for an elevator weighing overload protection device comprises a fixed frame (1) and a nut (7), wherein the fixed frame (1) is fixedly connected with the left side and the right side of a lower rope head plate (2);

the method is characterized in that: the device is characterized by further comprising a quick dismounting device (8), the quick dismounting device (8) is arranged on the front side and the rear side of the inner part of the upper end of the upper rope head plate (5), the quick dismounting device (8) is composed of a placing groove (81), a pull rod (82), a first rotating shaft (83), a second rotating shaft (84), a fixed shaft (85), a first pressure spring (86) and an ejection mechanism (87), the placing groove (81) is arranged on the left side and the right side of the inner part of the upper end of the upper rope head plate (5), the middle part of the pull rod (82) is rotatably connected with the placing groove (81) through the first rotating shaft (83), the lower end of the pull rod (82) is rotatably connected with the fixed shaft (85) through the second rotating shaft (84), the right side of the fixed shaft (85) is connected with the sensor (4) in an inserting mode, the left side of the fixed shaft (85) is attached to the first pressure spring (86), and the left side of the first pressure spring (86) is attached to the placing groove (81), and the ejecting mechanisms (87) are arranged inside the left side and the right side of the upper end of the lower rope head plate (2).

2. The special car fag end subassembly of elevator weighing overload protection device of claim 1, characterized in that: the ejection mechanism (87) comprises a connecting groove (871), a rebound pressure spring (872), a through groove (873), an extrusion rod (874), a fixing block (875), a connecting block (876) and a second pressure spring (877), wherein the connecting groove (871) is arranged in the middle of the upper end of the lower rope head plate (2), the rebound pressure spring (872) is arranged at the lower end inside the connecting groove (871), the upper end of the rebound pressure spring (872) is attached to the sensor (4), the through groove (873) is arranged inside the left side and the right side of the upper end of the lower rope head plate (2), the right side of the extrusion rod (874) is rotatably connected with the through groove (873), the lower end of the right side of the extrusion rod (874) is attached to the fixing block (875), the upper end of the fixing block (875) is rotatably connected with the through groove (873), the lower end of the right side of the fixing block (875) is attached to the connecting block (876), the upper end of the right side of the second pressure spring (877) is fixedly connected with the fixing block (875), and the lower end of the left side of the second pressure spring (877) is welded and fixed with the through groove (873).

3. The special car fag end subassembly of elevator weighing overload protection device of claim 1, characterized in that: lower rope hitch plate (2) upper end is pegged graft mutually with fag end pole (3) to rope hitch plate (2) upper end middle part is provided with sensor (4) down, fag end pole (3) upper end is pegged graft mutually with last rope hitch plate (5) to go up rope hitch plate (5) upper end surface and encircle and be connected with buffer spring (6), sensor (4) upper end and last rope hitch plate (5) are laminated mutually, nut (7) and rope hitch rod (3) upper end threaded connection.

4. The special car fag end subassembly of elevator weighing overload protection device of claim 1, characterized in that: the placing groove (81), the pull rod (82), the first rotating shaft (83), the second rotating shaft (84), the fixed shaft (85) and the first pressure spring (86) are symmetrically arranged along the left and right sides of the upper end of the upper rope hitch plate (5), and the pull rod (82) can rotate by 60 degrees along the first rotating shaft (83).

5. The special car fag end subassembly of elevator weighing overload protection device of claim 1, characterized in that: the insertion intercepting part of the fixed shaft (85) and the sensor (4) is arc-shaped, and a groove is formed in the insertion connection part of the fixed shaft (85) and the sensor (4).

6. The special car fag end subassembly of elevator weighing overload protection device of claim 1, characterized in that: the two first compression springs (86) are symmetrically arranged on the left and right, and the maximum elastic force of the first compression springs (86) is 8N.

7. The special car fag end subassembly of elevator weighing overload protection device of claim 2, characterized in that: the through groove (873), the extrusion rod (874), the fixing block (875), the connecting block (876) and the second pressure spring (877) are symmetrically arranged along the left and right of the lower rope hitch plate (2), and a rubber soft layer is arranged on the outer surface of the extrusion rod (874).

8. The special car fag end subassembly of elevator weighing overload protection device of claim 2, characterized in that: the fixed block (875) can rotate at an angle of 30 degrees, and anti-skid grains are arranged at the joint of the fixed block (875) and the connecting block (876).

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