CN217545716U - Trinity is secondary device that falls of preventing for motor - Google Patents

Abstract

The utility model relates to a trinity is with preventing secondary device of falling, including motor, end beam, torque arm, prevent weighing down the chain and prevent weighing down the frame, the motor passes through torque arm connection end beam, prevents that the weighing down chain cup joints on the motor, the motor sets up on the end beam through preventing weighing down the frame is fixed, and the torque arm sets up in the motor lateral part, the utility model discloses a trinity is with preventing secondary device of falling has prevents weighing down the chain, carries out the maintenance to the motor through preventing weighing down the chain, prevents that the motor from falling, connects the reducible friction with the motor cable of motor through preventing weighing down the chain, prevents that the rings of weighing down the chain directly set up on the maintenance bolt, need not to punch on the end beam, and the installation effectiveness is higher, still has and prevents weighing down the frame, can carry out the secondary maintenance to the motor through preventing weighing down the frame, further strengthens the maintenance of motor, reduces the probability that the motor dropped to reduce the potential safety hazard, and simultaneously, the motor is if the motor is taken place to prevent weighing down and prevents that the motor is direct and ground contact, carries out the motor, reduces the damage degree when falling loss.

Description

Trinity motor is with preventing secondary device that falls

Technical Field

The utility model belongs to the hoist field of making, concretely relates to prevent secondary device of falling, in particular to trinity motor is with preventing secondary device of falling.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a crane and a crane, and the hoisting equipment has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market.

In the prior art, the cart of european style car, the dolly does not have the maintenance platform a bit, the operation drive adopts the torque arm installation fixed, the anti-falling device of operation motor only adopts diameter 3 mm's wire rope to wind the motor round, the rope clip locking, connect on the end beam, use 3 mm's wire rope to prevent falling, it effectively maintains the position to vary to the motor, the maintenance nature is relatively poor, the motor potential safety hazard of dropping is great, wire rope is great to the cable wearing and tearing of motor simultaneously, easily hinder the cable, therefore, how to overcome above-mentioned technical problem and the defect that exists becomes the problem that the key needs to be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's not enough, now provide a trinity is used and prevent secondary falling device, can effectively solve among the prior art not equal to carry out effective maintenance, maintenance nature relatively poor to the motor, the motor potential safety hazard that drops is great, wire rope is great, easily harm the cable scheduling problem to the cable wearing and tearing of motor.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a trinity motor is with preventing secondary device of falling, includes motor, end beam and torque arm, the motor passes through torque arm connection end beam, still including preventing weighing down the chain and preventing weighing down the frame, prevent weighing down the chain cup joint on the motor, the motor is fixed to be set up on the end beam through preventing weighing down the frame, torque arm sets up in the motor lateral part, prevent weighing down the chain and include rings, chain and maintenance bolt, rings set up in maintenance bolt top, the motor passes through maintenance bolted connection torque arm, the one end fixed connection rings of chain, the other end cup joints on the motor.

Further, prevent weighing down the frame and include maintenance support, mounting disc and motor protection casing, the maintenance support sets up on the end beam, the mounting disc sets up in maintenance support right-hand member, the motor protection casing sets up in the mounting disc right side.

Further, the mounting disc is semi-ring type joint disc, and two semi-ring type joint discs carry out the screens to the motor through bolted connection, still be equipped with the threading pipe on the mounting disc, the intraduct abrasionproof cover that is provided with of threading.

Further, the motor protection casing is half wrapping type protection casing, the inside shock pad that is provided with of motor protection casing, the shock pad material is the rubber material, motor protection casing left end is through four positioning bolt connection mounting discs.

Furthermore, the hanging ring is fixedly arranged at the top of the fixing bolt through welding, and the right end of the chain is fixed to the chain after surrounding the motor for one circle.

Furthermore, a fan-shaped window is arranged at an upper opening of the mounting disc, and the chain is sleeved on the motor after passing through the fan-shaped window.

Furthermore, a tension sensor is arranged on the lifting ring and is in control connection with an audible and visual alarm

The utility model discloses a trinity is with preventing secondary device of falling beneficial effect:

1. the utility model discloses a trinity is with preventing secondary device of falling has and prevents weighing down the chain, carries out a maintenance to the motor through preventing weighing down the chain, can pull up the motor when the motor falls, prevents that the motor from falling, through the friction of preventing weighing down the reducible and motor cable of chain, reduces the degree of wear of cable, prevents that the rings of weighing down the chain directly set up on the maintenance bolt, need not to punch on the end beam, and the installation effectiveness is higher, and it is comparatively convenient to install.

2. The utility model discloses a trinity motor is with preventing secondary device of falling still has and prevents weighing down the frame, can carry out the secondary maintenance to the motor through preventing weighing down the frame, further strengthens the maintenance nature of motor, reduces the probability that the motor dropped to reduce the potential safety hazard, simultaneously, if the motor takes place to drop, prevent weighing down the frame and can prevent that the motor is direct and ground contact, protect the motor, reduce the damage degree when the motor falls, reduce the loss.

Drawings

FIG. 1 is a schematic view of the three-in-one motor secondary fall prevention device of the present invention;

FIG. 2 is a schematic sectional view of the front view structure of the secondary falling prevention device for the three-in-one motor of the present invention;

figure 3 is the utility model discloses a trinity is used and is prevented a side view structure schematic diagram of secondary device mounting disc that falls.

In the figure:

1-a motor;

2-end beam;

3-a torsion arm;

4-anti-falling chain: 401-lifting ring, 402-chain, 403-retention bolt;

5-anti-falling frame: 501-a retention bracket, 502-a mounting disc, 503-a motor protective cover, 504-a threading pipe, 505-an anti-abrasion sleeve, 506-a shock absorption pad, 507-a positioning bolt and 508-a fan-shaped window.

Detailed Description

The three-in-one motor of the present invention is described in more detail with reference to the drawings and specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, fig. 2, a trinity is with preventing secondary device of falling, including motor 1, end beam 2, torque arm 3, prevent weighing down chain 4 and prevent weighing down frame 5, the utility model discloses a trinity is with preventing secondary device of falling has prevents weighing down the chain, carries out the maintenance to the motor through preventing weighing down the chain, can pull up the motor when the motor falls, prevents that the motor from falling, through preventing the reducible friction with the motor cable of weighing down the chain, reduces the degree of wear of cable, prevents that the rings of weighing down the chain directly set up on the maintenance bolt, need not to punch on the end beam, and the installation efficiency is higher, and it is comparatively convenient to install, still has to prevent weighing down the frame, can carry out secondary maintenance to the motor through preventing weighing down the frame, further strengthens the maintenance of motor, reduces the probability that the motor dropped to reduce the potential safety hazard, simultaneously, if the motor takes place to drop, prevents that the frame can prevent that the motor directly contacts with ground, protects the motor, reduces the damage degree when the motor, reduces the loss, motor 1 connects end beam 2 through torque arm 3, prevent falling, prevent that the torque arm 1 sets up on the side part of falling.

Referring to fig. 1 and 2, the anti-falling chain 4 comprises a hanging ring 401, a chain 402 and a retention bolt 403, the hanging ring 401 is arranged at the top of the retention bolt 403, the hanging ring is used for connecting the chain, the motor 1 is connected with the torque arm 3 through the retention bolt 403, one end of the chain 402 is fixedly connected with the hanging ring 401, the other end of the chain 402 is sleeved on the motor 1 and used for preventing the motor from falling, the motor can be tensioned in time when falling, the hanging ring 401 is fixedly arranged at the top of the retention bolt 403 through welding, and the right end of the chain 402 is fixed on the chain 402 after winding the motor 1 for a circle.

Referring to fig. 1 and 2, the anti-falling frame 5 comprises a retention support 501, a mounting disc 502 and a motor protective cover 503, the retention support 501 is arranged on the end beam 2 and used for mounting the mounting disc, the mounting disc 502 is arranged at the right end of the retention support 501, the motor protective cover 503 is arranged on the right side of the mounting disc 502, the motor protective cover 503 is a semi-wrapping protective cover which is beneficial to heat dissipation of a motor and has strong protection performance on the motor, a shock absorption pad 506 is arranged inside the motor protective cover 503 and made of rubber, damage of the motor when falling to the ground is reduced, and the left end of the motor protective cover 503 is connected with the mounting disc 502 through four positioning bolts 507.

Referring to fig. 2 and 3, the mounting plate 502 is a half-ring type clamping plate, the two half-ring type clamping plates are connected through bolts to clamp the motor 1, the clamping connection is performed, and the mounting plate is convenient to mount, the mounting plate 502 is further provided with a threading pipe 504, an anti-abrasion sleeve 505 is arranged inside the threading pipe 504, the threading pipe and the anti-abrasion sleeve can protect cables, the abrasion degree of the cables is further reduced, a fan-shaped window 508 is arranged at an upper opening of the mounting plate 502, the chain 402 is sleeved on the motor 1 through the fan-shaped window 508, and the fan-shaped window is convenient for the chain and the cables to pass through.

Be provided with force sensor on rings 401, force sensor control connection has audible-visual annunciator, and force sensor can respond to when chain pulling rings, senses the pulling force and starts audible-visual annunciator, and audible-visual annunciator sound production is luminous, in time reminds the staff to evacuate, further reduces the motor and falls to pound the potential safety hazard of hindering the people, and can in time inform maintainer to maintain.

The use method of the secondary falling prevention device for the three-in-one motor of the device comprises the following steps: when the device is used, the chain is installed to the lifting ring at one point, the other end of the chain penetrates through the retention support and then is fixed to the chain after the retention support winds the motor for one circle, the motor is sleeved, the retention support and the mounting disc are installed on the end beam after the chain is installed, the cable penetrates through the threading pipe, the protection of the cable is completed, the motor protective cover is installed on the mounting disc, and the protection of the motor is completed.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

Exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the above specific embodiments without departing from the concept of the present invention, and various combinations of the technical features and structures of the present invention may be made without departing from the scope of the present invention.

Claims (7)

1. The utility model provides a trinity is secondary device that falls is used to motor, includes motor, end beam and torque arm, the motor passes through torque arm and connects end beam, its characterized in that: still including preventing weighing down the chain and preventing weighing down the frame, prevent weighing down the chain cup joint on the motor, the motor sets up on the end beam through preventing weighing down the frame is fixed, the torque arm sets up in the motor lateral part, prevent weighing down the chain including rings, chain and maintenance bolt, rings set up in the maintenance bolt top, the motor passes through maintenance bolted connection torque arm, the one end fixed connection rings of chain, the other end cup joints on the motor.

2. The three-in-one motor secondary falling prevention device as claimed in claim 1, wherein: prevent weighing down the frame and include maintenance support, mounting disc and motor protection casing, the maintenance support sets up on the end beam, the mounting disc sets up in maintenance support right-hand member, the motor protection casing sets up in the mounting disc right side.

3. The three-in-one motor of claim 2 is with preventing secondary device that falls, its characterized in that: the mounting disc is semi-ring type joint dish, and two semi-ring type joint dishes carry out the screens through bolted connection to the motor, still be equipped with the threading pipe on the mounting disc, the inside abrasionproof cover that is provided with of threading pipe.

4. The three-in-one motor of claim 2 is with preventing secondary device that falls, its characterized in that: the motor protection casing is the half parcel type protection casing, the inside shock pad that is provided with of motor protection casing, the shock pad material is the rubber material, motor protection casing left end is through four positioning bolt connection mounting discs.

5. The three-in-one motor of claim 1 is with preventing secondary device that falls, its characterized in that: the hanging ring is fixedly arranged at the top of the fixing bolt through welding, and the right end of the chain is fixed on the chain after being wound around the motor for one circle.

6. The three-in-one motor secondary falling prevention device as claimed in claim 2, wherein: the opening on the mounting disc is provided with a fan-shaped window, and the chain is sleeved on the motor after passing through the fan-shaped window.

7. The device for preventing the secondary falling of the three-in-one motor in accordance with any one of claims 1 to 4, wherein: and a tension sensor is arranged on the hanging ring, and the tension sensor is connected with an audible and visual alarm in a control manner.

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