CN221093534U - Anti-drop's electric hoist subassembly - Google Patents

Abstract

The utility model discloses an anti-falling electric hoist assembly, which comprises a shell, a pulley disc and a mounting mechanism, wherein the pulley disc is arranged on the shell; pulley disc: the lower end of the lifting hook is provided with a lifting hook; a shell: the inside is connected with a winding drum through the rotation of the rotating shaft, the winding of the outer cambered surface of the winding drum is provided with a steel wire rope, the upper end of the steel wire rope is fixedly connected with the winding drum, the lower end of the steel wire rope penetrates through the lower end of a pulley inside the pulley disc and is fixedly connected with the shell, the right end of the shell is provided with a motor, the left end of an output shaft of the motor is fixedly connected with the rotating shaft of the right end of the winding drum, the right end of the shell is provided with a connecting wire, the lower end of the connecting wire is provided with a singlechip, the input end of the singlechip is electrically connected with an external power supply, the anti-falling electric hoist assembly can detect whether the installation part of the electric hoist assembly is loose, the position of the electric hoist assembly can be limited by using another group of connecting pieces when the connecting pieces are damaged, and the falling probability of the electric hoist assembly is reduced.

Description

Anti-drop's electric hoist subassembly

Technical Field

The utility model relates to the technical field of electric hoist, in particular to an anti-falling electric hoist assembly.

Background

The electric hoist is totally called as an electric hoist, is a special lifting equipment, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, is mainly used for lifting, pulling and moving, loading and unloading heavy objects, and is used for installing and moving various large and medium-sized concrete, steel structures and mechanical equipment, and is suitable for building and construction engineering of building and installation companies and factories and mines, bridge construction, mechanical equipment of foundation construction engineering such as electric power, ship, automobile manufacturing, building, highway, bridge, metallurgy, mine, side slope tunnel, well treatment and protection and the like; in the prior art, the electric hoist is mainly installed on equipment such as overhead traveling crane or portal crane when using, remove the position of electric hoist through overhead traveling crane or portal crane, realize the goods position that lifts up the electric hoist and change, the electric hoist is connected through the bolt with the overhead traveling crane more, through the cooperation of bolt and nut, carry out the position fixing with the electric hoist on overhead traveling crane moving part, but along with the extension of live time, easily take place not hard up because of the influence of vibrations between bolt and the nut, in addition the electric hoist is often installed in the eminence, the staff is inconvenient observes the state of installation component, lead to the not hard up expansion of installation component, the probability that the electric hoist takes place to drop increases.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides the anti-falling electric hoist assembly, which can detect whether the installation part of the electric hoist assembly is loosened, remind personnel to process the connection loosening condition in time, reduce the falling probability of the electric hoist assembly and effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-falling electric hoist assembly comprises a shell, a pulley disc and a mounting mechanism;

Pulley disc: the lower end of the lifting hook is provided with a lifting hook;

a shell: the inside of the winding drum is rotationally connected with the winding drum through a rotating shaft, the outer cambered surface of the winding drum is wound with a steel wire rope, the upper end of the steel wire rope is fixedly connected with the winding drum, the lower end of the steel wire rope penetrates through the lower end of a pulley in the pulley disc and is fixedly connected with the shell, the right end of the shell is provided with a motor, the left end of an output shaft of the motor is fixedly connected with the rotating shaft at the right end of the winding drum, the right end of the shell is provided with a connecting wire, the lower end of the connecting wire is provided with a singlechip, the input end of the singlechip is electrically connected with an external power supply, and the input end of the motor is electrically connected with the output end of the singlechip;

The installation mechanism comprises: set up in the upper end of casing, can detect whether the installation component of electric hoist subassembly takes place not hard up, remind the personnel in time to handle the not hard up condition of connection, the electric hoist subassembly uses two sets of connecting pieces to install simultaneously, can utilize another group of connecting pieces to restrict the position of electric hoist subassembly when the connecting piece damages, reduces the probability that the electric hoist subassembly takes place to drop.

Further, the installation mechanism comprises a first connection plate, mounting holes, connection screws and nuts, wherein the first connection plate is arranged at the upper end of the shell, the surface of the first connection plate is provided with the mounting holes respectively, the connection screws are connected between the two corresponding mounting holes in a sliding mode, and the nuts are connected with the rear ends of the connection screws in a threaded mode.

Further, the installation mechanism further comprises a second connection plate and an anti-falling hole, the second connection plate is arranged at the upper end of the shell, the anti-falling holes are respectively formed in the surface of the second connection plate, the connection screw rod penetrates through the inner lower ends of the anti-falling holes respectively, and the whole device is installed by using two sets of connection pieces.

Further, the installation mechanism further comprises a sliding plate and a first contact sensor, the sliding plate is vertically and slidably connected in the sliding groove in the middle of the anti-falling hole, the first contact sensor is arranged on the top wall of the anti-falling hole, the output end of the first contact sensor is electrically connected to the input end of the single chip microcomputer, and whether the installation stress point of the whole device changes is detected.

Further, the mounting mechanism further comprises springs, the springs are respectively arranged between the upper surface of the sliding plate and the top wall of the anti-falling hole, the springs are respectively movably sleeved on the outer cambered surface of the guide sliding column in the anti-falling hole, and the position of the sliding plate is limited.

Further, still include the guide post, guide post sliding connection is in the sliding hole with the connecting plate middle part of front side, and the one end that the guide post kept away from connecting plate two is equipped with the roof, and connecting screw passes the through-hole on roof surface respectively, all is equipped with the extension spring between the limiting plate of guide post end and the connecting plate of front side one, and the extrados of guide post is located to the extension spring movable sleeve, is equipped with contact sensor two in the round hole of connecting plate surface of front side, contact sensor two and roof cooperation installation, contact sensor two's output electricity is connected in the input of singlechip, detects connecting screw's not hard up.

Further, an alarm is arranged at the upper end of the shell, and the input end of the alarm is electrically connected with the output end of the singlechip and sends out an alarm signal.

Compared with the prior art, the utility model has the beneficial effects that: this anti-drop's electric hoist subassembly has following benefit:

When the electric hoist assembly is used, through the cooperation of connecting screw rod and nut, install whole device on the cochain, the hexagonal plate at connecting screw rod end is with top plate pressure holding at a connecting plate surface this moment, make the detection end and the roof contact of contact sensor two, when the nut appears not hard up, under the elasticity effect of extension spring, make roof and the detection end separation of contact sensor two, detect the not hard up of whole device installation, under the regulation and control of singlechip, send out the warning through the alarm, connecting screw rod is located the inside lower extreme in anti-drop hole this moment, whole device's stress point is at connecting plate one, when the whole device drops because connecting plate one harm leads to, connecting screw rod upwards moves in anti-drop hole inside, make whole device's stress point be connecting plate two, prevent whole device's drop, during the use, start-up motor through the singlechip, make wire rope wind or winding at wire rope, under the connection of pulley disk, drive lifting hook and the goods on the lifting hook reciprocates, can detect whether the installation component of electric hoist assembly takes place not hard up, remind the personnel in time to handle the circumstances of connecting not hard up, two sets of connecting blocks use simultaneously, the electric hoist assembly can utilize the electric hoist assembly to take place the position when two sets of connecting pieces are damaged at the connecting piece, can reduce the electric hoist assembly and the probability of another hoist assembly takes place.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic elevational view of the overall apparatus of the present utility model;

FIG. 3 is a schematic top view in cross section of the mounting mechanism of the present utility model;

fig. 4 is a schematic structural view of an anti-drop hole in front cross section of the present utility model.

In the figure: 1 a shell, 2a winding drum, 3 a steel wire rope, 4 a pulley disc, 5 a lifting hook, 6 a motor, 7 a connecting wire, 8 a singlechip, 9 a mounting mechanism, 91 a connecting plate I, 92 a mounting hole, 93 a connecting screw, 94 a nut, 95 a connecting plate II, 96 an anti-falling hole, 97 a sliding plate, 98 a contact sensor I, 99 a spring, 10a top plate, 11 a guide post, 12 a tension spring, 13 a contact sensor II and 14 an alarm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: an anti-falling electric hoist assembly comprises a shell 1, a pulley disc 4 and a mounting mechanism 9;

Pulley disc 4: the lower end of the electric hoist is provided with a lifting hook 5, so that the electric hoist can be conveniently connected with the goods;

The shell 1: the inside is rotationally connected with a winding drum 2 through a rotating shaft, the outer cambered surface of the winding drum 2 is wound with a steel wire rope 3, the upper end of the steel wire rope 3 is fixedly connected with the winding drum 2, the lower end of the steel wire rope 3 passes through the lower end of a pulley in a pulley disc 4 and is fixedly connected with a shell 1, the right end of the shell 1 is provided with a motor 6, the left end of an output shaft of the motor 6 is fixedly connected with the rotating shaft at the right end of the winding drum 2, the right end of the shell 1 is provided with a connecting wire 7, the lower end of the connecting wire 7 is provided with a singlechip 8, the input end of the singlechip 8 is electrically connected with an external power supply, the input end of the motor 6 is electrically connected with the output end of the singlechip 8, the motor 6 is started to enable the steel wire rope 3 to be wound or wound on the steel wire rope 3, the lifting hook 5 and goods on the lifting hook 5 are driven to move up and down under the connection of the pulley disc 4, the guiding column 11 is slidingly connected with the sliding hole at the middle part of the connecting plate 91 at the front side, the end of the guide post 11 far away from the second connecting plate 95 is provided with a top plate 10, the connecting screw 93 respectively penetrates through the through holes on the surface of the top plate 10, a tension spring 12 is arranged between the limiting disc at the end of the guide post 11 and the first connecting plate 91 at the front side, the tension spring 12 is movably sleeved on the outer cambered surface of the guide post 11, a second contact sensor 13 is arranged in a round hole on the surface of the first connecting plate 91 at the front side, the second contact sensor 13 is matched with the top plate 10, the output end of the second contact sensor 13 is electrically connected with the input end of the singlechip 8, after the whole device is installed, the top plate 10 is pressed on the surface of the first connecting plate 91 under the limit of the installation mechanism 9, the detection end of the second contact sensor 13 is contacted with the top plate 10, when the installation mechanism 9 loosens, a moving space exists on the top plate 10 is separated from the detection end of the second contact sensor 13 under the elastic force of the tension spring 12, the loosening of the installation of the whole device is detected, the upper end of the shell 1 is provided with an alarm 14, the input end of the alarm 14 is electrically connected with the output end of the singlechip 8, and an alarm signal is sent to remind a worker of timely treating dangerous situations;

Mounting mechanism 9: the installation mechanism 9 is arranged at the upper end of the shell 1, the installation mechanism 9 comprises a first connection plate 91, a mounting hole 92, a connection screw 93 and a screw cap 94, the first connection plate 91 is respectively arranged at the upper end of the shell 1, the surface of the first connection plate 91 is respectively provided with the mounting hole 92, the connection screw 93 is connected between the two corresponding mounting holes 92 in a sliding manner, the screw cap 94 is connected at the rear end of the connection screw 93 in a threaded manner, the whole device is installed on the asparagus through the connection screw 93 which passes through the upper connection hole, the movement of the connection screw 93 is limited through the screw cap 94, the installation of the whole device is more stable, the installation mechanism 9 also comprises a second connection plate 95 and a falling-preventing hole 96, the second connection plate 95 is arranged at the upper end of the shell 1, the surface of the second connection plate 95 is respectively provided with the falling-preventing hole 96, the connection screw 93 respectively passes through the lower end inside of the falling-preventing hole 96, the installation mechanism 9 also comprises a sliding plate 97 and a first contact sensor 98, the slide plates 97 are vertically and slidingly connected in the sliding grooves in the middle of the anti-falling holes 96 respectively, the first contact sensors 98 are respectively arranged on the top walls of the anti-falling holes 96, the output ends of the first contact sensors 98 are electrically connected to the input ends of the single chip microcomputer 8, the connecting screw rods 93 are positioned at the lower ends of the insides of the anti-falling holes 96, the stress points of the whole device are positioned at the first connecting plates 91, when the whole device falls off due to damage of the first connecting plates 91, the connecting screw rods 93 move upwards in the insides of the anti-falling holes 96 to enable the stress points of the whole device to be the second connecting plates 95, the whole device is prevented from falling off, meanwhile, the slide plates 97 are pushed to be contacted with the first contact sensors 98, the first contact sensors 98 send out signals, the alarm 14 sends out an alarm under the regulation of the single chip microcomputer 8, the mounting mechanism 9 further comprises springs 99, the springs 99 are respectively arranged between the upper surfaces of the slide plates 97 and the top walls of the anti-falling holes 96, the springs 99 are respectively movably sleeved on the outer cambered surfaces of the guide sliding columns in the anti-falling holes 96, and under the action of the elasticity of the springs 99, when no falling-off condition occurs, the sliding plate 97 is separated from the detection end of the first contact sensor 98.

The working principle of the anti-falling electric hoist component provided by the utility model is as follows: when the device is used, the whole device is installed on the radix asparagi through the connecting hole on the radix asparagi, the movement of the connecting screw 93 is limited through the nut 94, the installation of the whole device is more stable, the top plate 10 is pressed and held on the surface of the first connecting plate 91 through the hexagonal plate at the end of the connecting screw 93, the detection end of the second contact sensor 13 is in contact with the top plate 10, when the nut 94 loosens, the connecting screw 93 can move, under the elastic force of the tension spring 12, the top plate 10 is separated from the detection end of the second contact sensor 13, the looseness of the installation of the whole device is detected, under the regulation and control of the single chip microcomputer 8, an alarm is sent out through the alarm 14, at this time, the connecting screw 93 is positioned at the inner lower end of the anti-falling hole 96, the stress point of the whole device is positioned at the first connecting plate 91, when the whole device is fallen off due to the damage of the first connecting plate 91, the connecting screw 93 moves upwards in the anti-falling hole 96, the stress point of the whole device is the second connecting plate 95, the whole device is prevented from falling off, meanwhile, the sliding plate 97 is pushed to be in contact with the first contact sensor 98, the contact sensor 98 is sent out, a signal is sent out by the first contact sensor 98, the signal is sent out by the first contact sensor, the motor 8, the alarm is sent out through the alarm 14, the alarm rope is sent out by the alarm rope 6, the single chip microcomputer 3 or the lifting hook 3 is wound on the wire rope 5, the lifting hook 5 is wound on the wire 5, the lifting hook 5 is wound on the lifting hook 5, and the lifting hook 5 is used, and the lifting hook is wound.

It should be noted that, in the above embodiment, the single-chip microcomputer 8 may be a single-chip microcomputer of the P I C16F1823-I/P model, the motor 6, the first contact sensor 98, the second contact sensor 13 and the alarm 14 may be configured freely according to the actual application scenario, the motor 6 may be a stepper motor of the LS60a30 model, the first contact sensor 98 and the second contact sensor 13 may be a contact sensor of the M109-RM model, the alarm 14 may be an audible and visual alarm of the TGSG-108TB model, and the single-chip microcomputer 8 controls the motor 6, the first contact sensor 98, the second contact sensor 13 and the alarm 14 to operate by methods commonly used in the prior art.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (7)

1. An anti-drop's electric hoist subassembly, its characterized in that: comprises a shell (1), a pulley disc (4) and a mounting mechanism (9);

pulley disk (4): the lower end of the device is provided with a lifting hook (5);

Shell (1): the inside of the winding drum is rotationally connected with the winding drum (2) through a rotating shaft, the steel wire rope (3) is wound on the outer cambered surface of the winding drum (2), the upper end of the steel wire rope (3) is fixedly connected with the winding drum (2), the lower end of the steel wire rope (3) penetrates through the lower end of a pulley inside the pulley disc (4) and is fixedly connected with the shell (1), the right end of the shell (1) is provided with a motor (6), the left end of an output shaft of the motor (6) is fixedly connected with the rotating shaft at the right end of the winding drum (2), the right end of the shell (1) is provided with a connecting wire (7), the lower end of the connecting wire (7) is provided with a singlechip (8), the input end of the singlechip (8) is electrically connected with an external power supply, and the input end of the motor (6) is electrically connected with the output end of the singlechip (8);

mounting means (9): is arranged at the upper end of the shell (1).

2. The anti-drop electric block assembly of claim 1, wherein: the mounting mechanism (9) comprises a first connecting plate (91), mounting holes (92), connecting screws (93) and nuts (94), wherein the first connecting plate (91) is arranged at the upper end of the shell (1) respectively, the mounting holes (92) are formed in the surface of the first connecting plate (91) respectively, the connecting screws (93) are connected between the two corresponding mounting holes (92) in the longitudinal position in a sliding mode, and the nuts (94) are connected with the rear ends of the connecting screws (93) in a threaded mode.

3. The anti-drop electric block assembly of claim 2, wherein: the mounting mechanism (9) further comprises a second connecting plate (95) and an anti-falling hole (96), the second connecting plate (95) is arranged at the upper end of the shell (1), the anti-falling holes (96) are respectively formed in the surface of the second connecting plate (95), and the connecting screw rods (93) respectively penetrate through the lower ends of the inner portions of the anti-falling holes (96).

4. The anti-drop electric block assembly of claim 3, wherein: the mounting mechanism (9) further comprises a sliding plate (97) and a first contact sensor (98), the sliding plate (97) is vertically and slidably connected in a sliding groove in the middle of the anti-falling hole (96), the first contact sensor (98) is arranged on the top wall of the anti-falling hole (96) respectively, and the output end of the first contact sensor (98) is electrically connected with the input end of the singlechip (8).

5. The anti-drop electric block assembly of claim 4, wherein: the mounting mechanism (9) further comprises springs (99), the springs (99) are respectively arranged between the upper surface of the sliding plate (97) and the top wall of the anti-falling hole (96), and the springs (99) are respectively movably sleeved on the outer cambered surface of the guide sliding column in the anti-falling hole (96).

6. The anti-drop electric block assembly of claim 3, wherein: still include guide post (11), in the slide hole at guide post (11) sliding connection and the connecting plate one of front side (91) middle part, the one end that connecting plate two (95) were kept away from to guide post (11) is equipped with roof (10), connecting screw rod (93) pass the through-hole on roof (10) surface respectively, all be equipped with extension spring (12) between spacing dish and the connecting plate one of front side (91) of guide post (11) end, the extrados of guide post (11) is located to extension spring (12) movable sleeve, be equipped with contact sensor two (13) in the round hole on connecting plate one of front side (91) surface, contact sensor two (13) are installed with roof (10) cooperation, the output electricity of contact sensor two (13) is connected in the input of singlechip (8).

7. The anti-drop electric block assembly of claim 1, wherein: the upper end of the shell (1) is provided with an alarm (14), and the input end of the alarm (14) is electrically connected with the output end of the singlechip (8).