CN208327195U - A kind of safety anti-falling device for hoisting machinery - Google Patents

Abstract

The utility model discloses a kind of safety anti-falling devices for hoisting machinery, including bottom plate, body fuselage, motor cabinet, servo motor, circular slab, fixed block and weighing sensor, the external top of the bottom plate is equipped with fixed frame, the external right side of the fixed frame is equipped with hydraulic cylinder, hydraulic stem is installed on the right side of the end of the hydraulic cylinder, body fuselage is provided on the right side of the end of the hydraulic stem, phonetic alarm is provided on the body fuselage, the motor cabinet is fixedly connected by bracket with body fuselage, the external lower section of the bottom plate is equipped with movable pulley.Body fuselage, phonetic alarm, servo motor, roller, PLC controller, weighing sensor and the hook that the utility model passes through setting, when solving lifting heavy, when the quality of weight is excessive, it is easy to damage device, the effect and traditional hoisting apparatus for not having protection are promoted using single steel wire, when occurring unexpected, when lifting heavy, weight is easy the problem of falling.

Description

A kind of safety anti-falling device for hoisting machinery

Technical field

The utility model relates to lifting equipment technical field, specially a kind of safe anti-falling for hoisting machinery is filled It sets.

Background technique

With the development of society, the progress of science, people need to use a large amount of crane in daily production and living Heavy lift to suitable position brings a large amount of convenience to user by tool, hoisting machinery, but hoisting machinery is using Lack safety anti-falling device in the process.

But existing safety anti-falling device has the following deficiencies:

1. existing safety anti-falling device, in use, when lifting heavy, when the quality of weight is excessive, it is easy pair Device damages, and does not have the effect of protection.

2. existing safety anti-falling device, in use, traditional hoisting apparatus are promoted using single steel wire, work as appearance When unexpected, when lifting heavy, weight is easy to fall.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of safety anti-falling device for hoisting machinery, solution Determined lifting heavy when, when the quality of weight is excessive, be easy to damage device, do not have the effect of protection and traditional rise Refitting is set to be promoted using single steel wire, and when occurring unexpected, when lifting heavy, weight is easy the problem of falling.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of safe anti-falling for hoisting machinery Device, including bottom plate, body fuselage, motor cabinet, servo motor, circular slab, fixed block and weighing sensor, the bottom plate it is outer Fixed frame is installed, the external right side of the fixed frame is equipped with hydraulic cylinder, installation on the right side of the end of the hydraulic cylinder above portion There is hydraulic stem, is provided with body fuselage on the right side of the end of the hydraulic stem, phonetic alarm, institute are provided on the body fuselage The inside for stating body fuselage is equipped with fixed plate, and the motor cabinet is fixedly connected by bracket with body fuselage, the motor cabinet Inside servo motor is installed, the output shaft on the servo motor is fixedly connected by shaft coupling with swingle, and rotate Bar passes through the bearing installed in the fixed plate of servo motor side and is fixedly connected with roller, and gear is provided on the roller Plate is provided with the first wirerope on the roller, is provided with the second wirerope on the roller, on the inner wall of the body fuselage Side is provided with PLC controller, and the body fuselage lower part offers opening, the end of first wirerope and the second wirerope Lower section is connected with circular slab, and the external lower section of the circular slab is provided with attachment base, and the inside of the attachment base is equipped with fixation The external lower section of block, the fixed block is equipped with link block, and the inside of the link block is equipped with weighing sensor, the connection The external lower section of block is equipped with hook, and shaft is provided on the hook, is provided with gib head in the shaft, the bottom plate outside Movable pulley is installed below portion.

Preferably, the gib head is rotatablely connected by shaft and hook.

Preferably, the weighing sensor is electrically connected by call wire and PLC controller.

Preferably, the PLC controller is electrically connected by call wire and phonetic alarm.

Preferably, the roller is rotatablely connected by swingle and body fuselage.

(3) beneficial effect

The utility model provides a kind of safety anti-falling device for hoisting machinery, have it is following the utility model has the advantages that

(1) the utility model, by the link block of setting, hook, PLC controller and phonetic alarm, in use, connection The inside of block is equipped with weighing sensor, and the external lower section of link block is equipped with hook, and weighing sensor can detecte on hook The weight of product conveys information to PLC controller by call wire, and when the quality of product is overweight, PLC controller controls language Sound alarm issues the sound of alarm, when solving lifting heavy, when the quality of weight is excessive, is easy to damage device, Not the problem of not having the effect of protection.

() the utility model is used by the first wirerope of setting, the second wirerope, servo motor, hook and shaft When, servo motor work drives the rotation of swingle, and swingle drives the rotation of roller, and roller drives the first wirerope and the The rotation of the rotation of two wirerope, the first wirerope and the second wirerope drives circular slab to move up, and circular slab drives hook Mobile, hook moves up, and hook tape movable property product move up, and baffle prevents the first wirerope from mutually twining with the second wirerope Around, user presses gib head, and user is suspended on product on hook by connecting rope, prevent product in the process of ascension, Due to shaking, occur surprisingly, weight is easy the problem of falling.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the schematic diagram of internal structure of body fuselage in the utility model Fig. 1；

Fig. 3 is the structural schematic diagram of the utility model Fig. 1 attachment base.

In figure: 1, bottom plate；2, fixed frame；3, hydraulic cylinder；4, hydraulic stem；5, body fuselage；6, phonetic alarm；7, fixed Plate；8, motor cabinet；9, servo motor；10, shaft coupling；11, swingle；12, bearing；13, roller；14, baffle；15, the first steel Cord；16, the second wirerope；17, PLC controller；18, it is open；19, circular slab；20, attachment base；21, fixed block；22, it connects Block；23, weighing sensor；24, it links up with；25, shaft；26, gib head；27, movable pulley.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-3, a kind of embodiment provided by the utility model；A kind of safe anti-falling for hoisting machinery Device, including bottom plate 1, body fuselage 5, motor cabinet 8, servo motor 9, circular slab 19, fixed block 21 and weighing sensor 23, bottom The external top of plate 1 is equipped with fixed frame 2, and the external right side of fixed frame 2 is equipped with hydraulic cylinder 3, and hydraulic cylinder 3 works, band hydrodynamic Stretching for compression bar 4, brings convenience to device, and hydraulic stem 4 is equipped on the right side of the end of hydraulic cylinder 3, is set on the right side of the end of hydraulic stem 4 It is equipped with body fuselage 5, phonetic alarm 6 is provided on body fuselage 5, phonetic alarm 6 plays the role of alarm, to use Person brings convenience, and the inside of body fuselage 5 is equipped with fixed plate 7, and motor cabinet 8 is fixedly connected by bracket with body fuselage 5, electricity The inside of base 8 is equipped with servo motor 9, and servo motor 9 works, and drives the rotation of swingle 11, and swingle 11 drives roller 13 rotation, roller 13 drive the rotation of the first wirerope 15 and the second wirerope 16, the first wirerope 15 and the second wirerope 16 rotation drives circular slab 19 to move up, and circular slab 19 drives hook 24 mobile, and hook 24 moves up, and hook 24 drives Product moves up, and the output shaft on servo motor 9 is fixedly connected by shaft coupling 10 with swingle 11, and swingle 11 passes through The bearing 12 installed in the fixed plate 7 of 9 side of servo motor is fixedly connected with roller 13, and the purpose of bearing 12 is to subtract Friction between few swingle 11 and fixed plate 7, roller 13 are rotatablely connected by swingle 11 and body fuselage 5, on roller 13 It is provided with baffle 14, baffle 14 prevents the first wirerope 15 and the second mutually winding of wirerope 16, is provided with first on roller 13 Wirerope 15 is provided with the second wirerope 16 on roller 13, is provided with PLC controller 17, PLC above the inner wall of body fuselage 5 The model 6ES721AB230XBB of controller 17, PLC controller 17 are electrically connected by call wire and phonetic alarm 6, machine 5 lower part of body case offers opening 18, is connected with circular slab 19 below the end of the first wirerope 15 and the second wirerope 16, circle The external lower section of shape plate 19 is provided with attachment base 20, and the inside of attachment base 20 is equipped with fixed block 21, the outer subordinate of fixed block 21 Side is equipped with link block 22, and the inside of link block 22 is equipped with weighing sensor 23, the model DEF-A- of weighing sensor 23 500kg, weighing sensor 23 can detecte the weight of product on hook 24, and weighing sensor 23 is controlled by call wire and PLC Device 17 is electrically connected, and the external lower section of link block 22 is equipped with hook 24, is provided with shaft 25 on hook 24, is arranged in shaft 25 There is gib head 26, user presses gib head 26, and user is suspended on product on hook 24 by connecting rope, prevents product from being promoted During, due to shaking, product is fallen, and gib head 26 passes through 24 rotation connection of shaft 25 and hook, the external lower section peace of bottom plate 1 Equipped with movable pulley 27.

Working principle: when the utility model is run, the inside of link block 22 is equipped with weighing sensor 23, link block 22 External lower section is equipped with hook 24, and weighing sensor 23 can detecte the weight of product on hook 24, by call wire information PLC controller 17 is passed to, when the quality of product is overweight, PLC controller 17 controls the sound that phonetic alarm 6 issues alarm Sound when solving lifting heavy, when the quality of weight is excessive, is easy to damage device, does not have asking for the effect of protection Topic, hydraulic cylinder 3 work, and drive the flexible of hydraulic stem 4, bring convenience to device, and servo motor 9 works, and drives swingle 11 Rotation, the rotation of the drive roller 13 of swingle 11, the rotation of roller 13 drive the first wirerope 15 and the second wirerope 16, first Wirerope 15 and the rotation of the second wirerope 16 drive circular slab 19 to move up, and circular slab 19 drives hook 24 mobile, hook 24 move up, and 24 drive product of hook moves up, and baffle 14 prevents the first wirerope 15 from mutually twining with the second wirerope 16 Around user presses gib head 26, and user is suspended on product on hook 24 by connecting rope, prevents product in the process of promotion In, due to shaking, occur surprisingly, weight is easy the problem of falling, and the drive of movable pulley 27 is provided below by bottom plate 1 in user The movement of device, brings convenience to user.

Can to sum up obtain, the utility model by setting body fuselage 5, phonetic alarm 6, servo motor 9, roller 13, PLC controller 17, weighing sensor 23 and hook 24 when solving lifting heavy, when the quality of weight is excessive, are easy to device It damaging, the effect and traditional hoisting apparatus for not having protection are promoted using single steel wire, when occurring unexpected, lifting heavy When, weight is easy the problem of falling.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of safety anti-falling device for hoisting machinery, including bottom plate (1), body fuselage (5), motor cabinet (8), servo electricity Machine (9), circular slab (19), fixed block (21) and weighing sensor (23), it is characterised in that: the external top of the bottom plate (1) It is equipped with fixed frame (2), the external right side of the fixed frame (2) is equipped with hydraulic cylinder (3), and the end of the hydraulic cylinder (3) is right Side is equipped with hydraulic stem (4), is provided with body fuselage (5) on the right side of the end of the hydraulic stem (4), on the body fuselage (5) It is provided with phonetic alarm (6), the inside of the body fuselage (5) is equipped with fixed plate (7), and the motor cabinet (8) passes through branch Frame is fixedly connected with body fuselage (5), and the inside of the motor cabinet (8) is equipped with servo motor (9), the servo motor (9) On output shaft be fixedly connected with swingle (11) by shaft coupling (10), and swingle (11) passes through close servo motor (9) The bearing (12) installed in the fixed plate (7) of side is fixedly connected with roller (13), is provided with baffle on the roller (13) (14), it is provided with the first wirerope (15) on the roller (13), is provided with the second wirerope (16), institute on the roller (13) It states and is provided with PLC controller (17) above the inner wall of body fuselage (5), body fuselage (5) lower part offers opening (18), It is connected with circular slab (19) below the end of first wirerope (15) and the second wirerope (16), the circular slab (19) External lower section is provided with attachment base (20), and the inside of the attachment base (20) is equipped with fixed block (21), the fixed block (21) External lower section be equipped with link block (22), the inside of the link block (22) is equipped with weighing sensor (23), the connection The external lower section of block (22) is equipped with hook (24), is provided with shaft (25) on the hook (24), is set on the shaft (25) It is equipped with gib head (26), the external lower section of the bottom plate (1) is equipped with movable pulley (27).

2. a kind of safety anti-falling device for hoisting machinery according to claim 1, it is characterised in that: the gib head (26) pass through shaft (25) and hook (24) rotation connection.

3. a kind of safety anti-falling device for hoisting machinery according to claim 1, it is characterised in that: the weighing passes Sensor (23) is electrically connected by call wire and PLC controller (17).

4. a kind of safety anti-falling device for hoisting machinery according to claim 1, it is characterised in that: the PLC control Device (17) processed is electrically connected by call wire and phonetic alarm (6).

5. a kind of safety anti-falling device for hoisting machinery according to claim 1, it is characterised in that: the roller (13) it is rotatablely connected by swingle (11) and body fuselage (5).