CN211078085U

CN211078085U - Anti-falling device of material hoister

Info

Publication number: CN211078085U
Application number: CN201922224977.2U
Authority: CN
Inventors: 张秀霞; 樊世中; 曹江华
Original assignee: Hengshui Hengshun Machinery Co ltd
Current assignee: Hengshui Hengshun Machinery Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-24
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a material lifting machine anti-falling device, including four bracing pieces, four there are roof and bottom plate at the upper and lower both ends difference fixed mounting of bracing piece, the upper end fixed mounting of roof has first motor, one side fixed mounting of first motor has the reel, the outer wall fixed connection of reel is equipped with the one end of steel cable, the other end fixedly connected with box of steel cable, two of homonymy fixed mounting has the connecting plate between the bracing piece, all be provided with the draw-in groove between connecting plate and two backup pads, the inside sliding connection of draw-in groove has the fixture block, fixture block and box fixed connection. The utility model discloses in can prevent when the material lifting machine takes place to fall, the material lifting machine continues the gliding, has played the effect of preventing falling safely, also can reduce the resistance that the material lifting machine rises or descends and receive to can avoid the material lifting machine to rise or receive when descending and rock.

Description

Anti-falling device of material hoister

Technical Field

The utility model relates to a material lifting machine technical field especially relates to a material lifting machine anti-falling device.

Background

The material lifting machine is often used in the civil engineering construction process of the capital construction, is a mechanical conveying device of a fixing device, continuously and vertically lifts or descends, and when falling, the material lifting machine can be damaged or threatened to the life of workers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-falling device of a material hoisting machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-falling device of a material hoister comprises four supporting rods, wherein a top plate and a bottom plate are respectively fixedly arranged at the upper end and the lower end of each of the four supporting rods, a first motor is fixedly arranged at the upper end of the top plate, a winding drum is fixedly arranged on one side of the first motor, one end of a steel rope is fixedly connected to the outer wall of the winding drum, the other end of the steel rope is fixedly connected with a box body, a connecting plate is fixedly arranged between the two supporting rods on the same side, clamping grooves are formed between the connecting plate and the two supporting plates, clamping blocks are slidably connected inside the clamping grooves, the clamping blocks are fixedly connected with the box body, a groove is formed in the upper end of the box body, a second motor is fixedly arranged in the middle of the groove, a gear is fixedly arranged at the upper end of the second motor, racks are respectively meshed, and one end of each rack is fixedly provided with a limiting block.

As a further description of the above technical solution:

two a plurality of fluting has all been seted up to one side surface of connecting plate, a plurality of homonymy the grooved specification is all the same, and it is the equidistance setting.

As a further description of the above technical solution:

the moving directions of the two racks are opposite.

As a further description of the above technical solution:

the width of the limiting block is larger than that of the opening.

As a further description of the above technical solution:

the front end of box articulates the one end that has the chamber door, the equal fixed mounting in the position that the both sides of chamber door are close to the other end has the fixed plate, all movable mounting has the bolt with the box spiro union on the fixed plate.

As a further description of the above technical solution:

the upper end fixed mounting of box has the battery, and the top of battery be provided with box fixed mounting's framework, battery and second motor electric connection, first motor and external power electric connection.

Advantageous effects

The utility model provides a material lifting machine anti-falling device. The method has the following beneficial effects:

(1): when the falling prevention device for the material lifting machine falls, a worker transmits a signal through the signal transmitter, the signal receiver receives the signal and then transmits the signal to the electromagnetic valve, the electromagnetic valve controls the second motor to drive the racks to move through the forward and reverse rotation switch, the two racks are respectively shifted out from the two openings and are respectively clamped inside the grooves in the two sides, and therefore the falling prevention device for the material lifting machine can prevent the material lifting machine from continuously sliding downwards, and plays a role in safe falling prevention.

(2): this material lifting machine anti-falling device passes through the power of staff switch-on first motor, and first motor rises or descends to the material lifting machine through driving the positive and negative winding rope of reel, and the fixture block of box both sides slides in grooved inside to can reduce the resistance that the material lifting machine rises or descends and receive, also can avoid the material lifting machine to rise or receive when descending and rock.

Drawings

Fig. 1 is a schematic view of the overall structure of an anti-falling device of a material hoist according to the present invention;

FIG. 2 is a combined view of the connecting plate and the slot of the present invention;

fig. 3 is a combined view of the gear and the rack of the present invention.

Illustration of the drawings:

1. a support bar; 2. a base plate; 3. a top plate; 4. a first motor; 5. a reel; 6. a steel cord; 7. a box body; 8. a box door; 9. a connecting plate; 10. a card slot; 11. a storage battery; 12. a clamping block; 13. grooving; 14. a groove; 15. a second motor; 16. a gear; 17. a rack; 18. a limiting block; 19. and (4) opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a material elevator anti-falling device comprises four support rods 1, a top plate 3 and a bottom plate 2 are respectively and fixedly installed at the upper end and the lower end of each of the four support rods 1, a first motor 4 is fixedly installed at the upper end of the top plate 3, a winding drum 5 is fixedly installed at one side of the first motor 4, one end of a steel cable 6 is fixedly connected to the outer wall of the winding drum 5, a box body 7 is fixedly connected to the other end of the steel cable 6, a connecting plate 9 is fixedly installed between the two support rods 1 at the same side, a clamping groove 10 is respectively arranged between the connecting plate 9 and the two support plates, a clamping block 12 is slidably connected inside the clamping groove 10, the clamping block 12 is fixedly connected with the box body 7, a groove 14 is formed in the upper end of the box body 7, a second motor 15 is fixedly installed in, racks 17 are respectively meshed at the front end and the rear end of the gear 16, openings 19 formed in two sides of the box body 7 are formed in two sides of the groove 14, and a limiting block 18 is fixedly mounted at one end of each rack 17.

The anti-falling device can prevent the material lifting machine from continuously sliding down when the material lifting machine falls, plays a role in safe anti-falling, can also reduce the resistance of the material lifting machine on rising or falling, and can avoid the material lifting machine from shaking when rising or falling.

Referring to fig. 2, a plurality of slots 13 are formed in the outer surface of one side of each of the two connecting plates 9, and the slots 13 on the same side have the same specification and are equidistantly arranged.

Therefore, the rack 17 is conveniently clamped into the slot 13, the material lifting machine can be prevented from continuously sliding downwards, and the anti-falling function is achieved.

Referring to fig. 3, the two racks 17 move in opposite directions.

So as to control the movement of the rack 17 out of and into the interior of the groove 14 by the forward and reverse rotation of the second motor 15.

Referring to fig. 3, the stopper 18 has a width greater than that of the opening 19.

The rack 17 is prevented from being separated from the opening 19, thereby playing a certain limiting role.

Referring to fig. 1, the front end of the box body 7 is hinged with one end of a box door 8, fixing plates are fixedly mounted at positions, close to the other end, of two sides of the box door 8, and bolts in threaded connection with the box body 7 are movably mounted on the fixing plates.

Bolts on the fixing plates on two sides of the box door 8 are in threaded connection with the box body 7, so that the box door 8 can be fixed, and falling of materials can be avoided.

Referring to fig. 1, a storage battery 11 is fixedly mounted at the upper end of the box body 7, a frame body fixedly mounted with the box body 7 is arranged above the storage battery 11, the storage battery 11 is electrically connected with a second motor 15, and the first motor 4 is electrically connected with an external power supply.

The frame body can play the effect of protection battery 11, and battery 11 can provide the electric energy for second motor 15.

The working principle is as follows: when the material lifting device is used, the first motor 4 and the second motor 15 respectively control the forward rotation and the reverse rotation of the first motor 4 and the second motor 15 through forward and reverse rotation switches, the storage battery 11 provides electric energy for the second motor 15, one side of the second motor 15 is fixedly provided with the signal receiver and the electromagnetic valve, the signal receiver, the electromagnetic valve and the second motor 15 are electrically connected, firstly, a worker puts materials into the box body 7, closes the box door 8, bolts on fixing plates on two sides of the box door 8 are in threaded connection with the box body 7, so that the box door 8 is fixed, the falling of the materials can be avoided, secondly, a power supply of the first motor 4 is switched on, the first motor 4 lifts or descends the material lifting device by driving the winding drum 5 to rotate forward and reverse to wind a rope, the clamping blocks 12 on two sides of the box body 7 slide in the grooves 13, so that the resistance on the lifting or the descending of the material lifting device can be reduced, finally, when the material elevator falls, a worker transmits a signal through the signal transmitter, the signal receiver receives the signal and then transmits the signal to the electromagnetic valve, the electromagnetic valve controls the second motor 15 to drive the racks 17 to move through the forward and reverse rotation switch, the two racks 17 move out of the two openings 19 respectively and are clamped inside the slots 13 on the two sides respectively, so that the material elevator can be prevented from continuously sliding downwards, and the safety falling prevention effect is achieved, wherein the model of the signal transmitter is CTS-8077, the model of the signal receiver is BS-282C, the model of the electromagnetic valve is VX2120-06, the model of the first motor 4 is Y112M, the model of the second motor 15 is XD-3420-2, and the model of the storage battery 11 is 6-QW-120D- (760).

The utility model provides a product model is only for the use that this technical scheme goes on according to the structural feature of product, and its product can be adjusted and reform transform after purchasing, makes it match more and accord with the utility model belongs to technical scheme, it is the technical scheme of an optimal application of this technical scheme, and the model of its product can be replaced and reform transform according to the technical parameter of its needs, and it is familiar for technical staff that belongs to in the field, consequently, what technical staff that belongs to in the field can be clear passes through the utility model provides a technical scheme obtains corresponding result of use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The anti-falling device of the material elevator comprises four supporting rods (1) and is characterized in that a top plate (3) and a bottom plate (2) are respectively fixedly mounted at the upper end and the lower end of each of the four supporting rods (1), a first motor (4) is fixedly mounted at the upper end of the top plate (3), a winding drum (5) is fixedly mounted at one side of the first motor (4), one end of a steel rope (6) is fixedly connected to the outer wall of the winding drum (5), a box body (7) is fixedly connected to the other end of the steel rope (6), a connecting plate (9) is fixedly mounted between the two supporting rods (1) at the same side, clamping grooves (10) are formed between the connecting plate (9) and the two supporting plates, clamping blocks (12) are slidably connected to the inner portions of the clamping grooves (10), the clamping blocks (12) are fixedly connected with the box body (7), and grooves (, the middle fixed mounting of recess (14) has second motor (15), the upper end fixed mounting of second motor (15) has gear (16), both ends all interlock has rack (17) around gear (16), the both sides of recess (14) are provided with opening (19) of seting up in box (7) both sides, two the equal fixed mounting in one end of rack (17) has stopper (18).

2. The anti-falling device for the material hoisting machine as claimed in claim 1, wherein a plurality of slots (13) are formed in the outer surface of one side of each of the two connecting plates (9), and the slots (13) on the same side have the same specification and are arranged at equal intervals.

3. A material hoist fall arrest device according to claim 1, characterised in that the direction of movement of the two racks (17) is opposite.

4. The material hoist fall arrest device according to claim 1, characterized in that the width of the stopper (18) is greater than the width of the opening (19).

5. The anti-falling device for the material hoist as claimed in claim 1, characterized in that the front end of the box body (7) is hinged with one end of a box door (8), the positions of two sides of the box door (8) close to the other end are fixedly provided with fixing plates, and the fixing plates are movably provided with bolts which are in threaded connection with the box body (7).

6. The anti-falling device for the material lifting machine as claimed in claim 1, wherein the storage battery (11) is fixedly mounted at the upper end of the box body (7), a frame body fixedly mounted with the box body (7) is arranged above the storage battery (11), the storage battery (11) is electrically connected with the second motor (15), and the first motor (4) is electrically connected with an external power supply.