CN210286506U

CN210286506U - Adjustable lifting beam

Info

Publication number: CN210286506U
Application number: CN201921357065.6U
Authority: CN
Inventors: 任强; 胡恒振; 郑福平; 马家勤; 张正浩
Original assignee: Xuzhou Liren Monorail Transportation Equipment Co Ltd
Current assignee: Xuzhou Liren Monorail Transportation Equipment Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-04-10
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses an adjustable lifting beam, aim at providing one kind and can improve the safety protection power and accelerate people's work efficiency's advantage, its technical scheme main points are, an adjustable lifting beam, including the track and with track sliding connection's monorail crane, be equipped with on the track rather than sliding connection's first bearing trolley and second bearing trolley, be equipped with on first bearing trolley and the second bearing trolley with the two fixed connection's the roof beam body, roof beam body and monorail crane fixed connection, the internal middle part of roof beam is equipped with hoisting block, be equipped with a lifting hook on the roof beam body below both sides respectively, be equipped with an adjusting sprocket box on the inside both sides diapire of roof beam body respectively, the both sides chain in the hoisting block is respectively via adjusting sprocket box and the lifting hook sliding connection who corresponds the side, be equipped with the hydraulic control subassembly that is used for controlling the action of hoisting block on the roof beam body. The mechanism operates to improve the safety protection force and accelerate the working efficiency of people.

Description

Adjustable lifting beam

Technical Field

The invention relates to the field of heavy object hoisting, in particular to an adjustable hoisting beam.

Background

The lifting beam is the most common tool for conveying materials in the modern process, and the lifting beam is required to convey materials no matter in an industrial site or a decoration site, so that the frequency of carrying the materials can be reduced for operators, the carrying weight is reduced, the practicability of the lifting beam is very strong, and the application range is very wide.

The common hoisting mode under the mine is chain block hoisting equipment or anchor bolt supporting roadway hoisting equipment, wherein the chain block hoisting equipment is simple and convenient to operate, has hidden danger in safety and does not have protection capability; the anchor bolt supporting roadway hoisting equipment has certain protection force, but the operation is not simple enough, and the hoisting of heavy objects is complicated in the earlier stage. The cost and the lifting time of the lifting equipment are wasted and have certain dangerousness, and in addition, the underground roadway of the mine meanders, the lifting environment is very hard, the lifting process is troublesome and labor-consuming, the efficiency is low, and meanwhile, the personnel safety has certain dangerousness

Disclosure of Invention

The invention aims to provide an adjustable lifting beam which has the advantages of improving the safety protection force and accelerating the working efficiency of people.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides an adjustable lifting beam, including the track and with track sliding connection's monorail crane, be equipped with on the track rather than sliding connection's first bearing trolley and second bearing trolley, be equipped with on first bearing trolley and the second bearing trolley with the two fixed connection's roof beam body, roof beam body and monorail crane fixed connection, roof beam internal middle part is equipped with the hoist, be equipped with a lifting hook on the roof beam body below both sides respectively, be equipped with an adjusting sprocket box on the inside both sides diapire of roof beam body respectively, both sides chain in the hoist is respectively via adjusting sprocket box and the lifting hook sliding connection who corresponds the side, be equipped with the hydraulic control subassembly that is used for controlling the action of hoist on the roof beam body.

Through adopting above-mentioned technical scheme, when people need use the hanging beam, sliding connection is the overhead monorail motion on the track, the overhead monorail motion is driving the roof beam body motion rather than fixed connection, the roof beam body is driving first bearing trolley and second bearing trolley and is sliding on the track, when needing to lift by crane, the overhead monorail stop motion, hydraulic control subassembly control the hoist crane motion this moment, the chain on the hoist crane rotates on adjusting sprocket box and lifting hook respectively, hang through the lifting hook and get article, realize lifting by crane to article. The hydraulic control assembly can control the lifting of the hoisting block, so that the hydraulic control assembly has a good protection effect on people, and can quickly stop the hoisting block under the tight condition to prevent people from being injured. The chain wheel on the hoist block can be adjusted by utilizing the adjusting chain wheel box, so that people can hoist objects with different sizes conveniently.

Further setting: the hydraulic control assembly comprises a support rod fixedly connected to the beam body, a lifting beam hydraulic valve fixedly connected with the support rod is arranged on the support rod, the lifting beam hydraulic valve is connected with the lifting block through a hydraulic pipeline, a main control valve block is connected with the lifting beam hydraulic valve through a hydraulic pipeline, an electromagnetic valve is connected with the main control valve block through a hydraulic pipeline, and the electromagnetic valve is connected with the controller.

By adopting the technical scheme, the opening and closing of the electromagnetic valve are controlled by the controller, the oil entering of each oil path is controlled, the oil path enters the main control valve block through the hydraulic pipeline, the pressure and the flow rate of the oil path are controlled by the main control valve block, the oil path in the main control valve block enters the lifting beam hydraulic valve through the hydraulic pipeline, the oil path in the hydraulic pipeline is controlled by controlling the lifting beam hydraulic valve, the lifting beam hydraulic valve enters the lifting hoist at the oil path, the lifting hoist lifts an object, and the lifting hoist stops moving when the oil path is cut off. Therefore, the damage to the human body caused by touching people in the lifting process can be prevented.

Further setting: the bottom sides of the two ends of the beam body are respectively and uniformly provided with a plurality of limiting grooves, and the limiting grooves are respectively matched with the adjusting sprocket boxes and used for adjusting the positions of the adjusting sprocket boxes. The adjusting chain wheel box comprises a shell fixedly connected with the beam body, a chain wheel shaft rotationally connected with the shell is arranged in the shell, and a chain wheel which is matched with and drives the hoist chain is fixedly connected to the chain wheel shaft.

Through adopting above-mentioned technical scheme, the rotation of the sprocket of can being convenient for through the sprocket shaft adopts sprocket and chain to carry out the transmission, the motion of the chain of can being convenient for, and the average drive ratio of rotation of sprocket and chain is accurate moreover, and reliable operation is efficient, and transmission power is big, and the overload capacity is strong, can work in adverse circumstances such as high temperature, humidity, dustiness, have the pollution moreover. The position of the adjusting sprocket box can be adjusted through the limiting groove, and articles in different sizes can be lifted.

Further setting: chain pockets fixedly connected with the beam body are respectively arranged on two sides of the lower portion of the hoisting block, and the chain pockets are used for storing chains on two sides of the hoisting block.

Through adopting above-mentioned technical scheme, utilize the chain pocket to store the chain of hoist crane both sides, can not drop easily, can play fine guard action moreover.

Further setting: the lifting hook includes the lifting hook body, this internal axis of rotation of being connected rather than rotating that is equipped with of lifting hook, the axis of rotation cooperatees with the chain of hoist block and rotates, lifting hook body one side towards ground is equipped with rather than fixed connection's first couple, the one end of first couple is equipped with rather than sliding connection's sliding plate, the both sides of sliding plate are equipped with respectively rather than fixed connection's reset button, be equipped with respectively on the both sides of first couple with the chucking groove of reset button adaptation, the one end of sliding plate is equipped with rather than fixed connection's second couple for to hanging of article and get, be equipped with rather than sliding connection's the component that blocks on the first couple, be used for blockking of. The blocking element comprises a connecting rod which is connected to the first hook in a sliding mode, a limiting plate fixedly connected with the connecting rod is arranged at one end of the connecting rod, a rotating plate rotatably connected with the rotating plate is arranged on one side of the lifting hook body, a blocking plate rotatably connected with the rotating plate is arranged on the rotating plate, a groove parallel to the blocking plate is formed in one side of the blocking plate, the groove is matched with the second hook, a plurality of threaded rods connected with the threaded rods are arranged on the blocking plate, the threaded rods penetrate through the blocking plate, and the threaded rods are in threaded connection with the connecting rod.

Through adopting the above technical scheme, when people need block article, place article on first couple and second couple, pulling sliding connection is at the connecting rod on first couple, limiting plate on the connecting rod carries on spacingly to the connecting rod, rotate this moment and rotate the rotor plate of connecting on the lifting hook body, the rotor plate motion is driving the barrier plate motion rather than rotating the connection, recess and second couple adaptation on the barrier plate, the barrier plate is with the cladding of second couple, screw up the threaded rod of threaded connection on the barrier plate this moment, twist in the connecting rod with the threaded rod, stop to the article that lifts by crane with this, play fine guard action. Can drive the second couple through the sliding plate and slide in first couple, realize hanging the article of equidimension not and get, can carry out spacingly to the sliding plate through reset button and chucking groove.

Further setting: the hoist is 50KN2P-HMF or BT4T-MFS 2565.

In conclusion, the invention has the following beneficial effects: people can control the hoisting hoist through the hydraulic control assembly, the monorail crane is in a parking state, and when the position needing hoisting is reached, an electromagnetic valve in the hydraulic control assembly receives an instruction sent by a controller, the electromagnetic valve controls the inlet and outlet of an oil way, the oil way enters a main control valve block through a hydraulic pipe, the main control valve block controls the pressure and the speed of the oil way, the oil way enters a hydraulic valve of the hoisting beam through the hydraulic pipeline at the moment, the oil way is controlled to enter the hoisting hoist from the hydraulic pipeline through controlling the hydraulic valve of the hoisting beam, and chains on two sides of the hoisting hoist drive a lifting hook to hoist an object. The hydraulic control assembly can be used for controlling the lifting of the hoisting block, and the hoisting block is placed to cause harm to people in the hoisting process, so that the hydraulic control assembly has a good protection effect. Meanwhile, the position of the chain wheel box can be adjusted by utilizing the limiting groove on the beam body, so that objects with different sizes can be lifted.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of an adjustable lifting beam configuration;

FIG. 2 is a schematic view of the internal structure of a beam body of the adjustable lifting beam;

FIG. 3 is a schematic view of an adjustment sprocket cassette configuration;

fig. 4 is a schematic view of a hook structure.

In the figure, 1, track; 2. a monorail hoist; 3. a first carrying trolley; 4. a second carrying trolley; 5. a beam body; 6. hoisting a hoist; 61. adjusting the sprocket box; 611. a housing; 612. a sprocket shaft; 613. a sprocket; 62. a limiting groove; 7. a lifting beam hydraulic valve; 8. a chain pocket; 9. a hook; 91. a hook body; 92. a card slot; 93. a rotating shaft; 94. a first hook; 95. a sliding plate; 96. a reset button; 97. a clamping groove; 98. a second hook; 99. a connecting rod; 910. a limiting plate; 911. a rotating plate; 912. a blocking plate; 913. a groove; 914. a threaded rod; 10. a support bar; 11. a hydraulic line; 12. a main control valve block; 13. an electromagnetic valve; 14. and a controller.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

The technical scheme adopted by the invention is as follows:

an adjustable lifting beam comprises a track 1 and a monorail crane 2 in sliding connection with the track 1, as shown in fig. 1, fig. 2 and fig. 4, a first bearing trolley 3 and a second bearing trolley 4 in sliding connection with the track 1 are arranged on the track 1, a beam body 5 fixedly connected with the first bearing trolley 3 and the second bearing trolley 4 is arranged on one side, facing the ground, of the first bearing trolley 3 and the second bearing trolley 4, the left side of the beam body 5 is fixedly connected with the monorail crane 2, a lifting block 6 is arranged in the middle of the beam body 5, the type of the lifting block 6 is 50KN2P-HMF, a lifting hook 9 is respectively arranged on the left side and the right side below the beam body 5, each lifting hook 9 comprises a lifting hook body 91, a clamping groove 92 connected with the lifting hook body 91 in parallel is arranged at the upper end of the lifting hook body 91, a rotating shaft 93 in rotating connection with the clamping groove 92 is arranged in the clamping groove 92.

As shown in fig. 4, a first hook 94 fixedly connected with the hook body 91 is arranged on one side of the hook body 91 facing the ground, a sliding plate 95 slidably connected with the first hook 94 is arranged on the left side of the first hook 94, a reset button 96 fixedly connected with the sliding plate 95 is respectively arranged on the front side and the rear side of the sliding plate 95, clamping grooves 97 adapted to the reset button 96 are respectively arranged on the front side and the rear side of the first hook 94, a second hook 98 fixedly connected with the sliding plate 95 is arranged at the left end of the sliding plate 95 and used for hanging and taking articles, and a blocking element slidably connected with the first hook 94 is arranged at the middle position on the first hook 94 and used for blocking the articles. The blocking element comprises a connecting rod 99 which is slidably connected to the middle of the first hook 94, a limiting plate 910 fixedly connected with the right end of the connecting rod 99 is arranged at the right end of the lifting hook body 91, a rotating plate 911 rotatably connected with the rotating plate 911 is arranged at the left side of the lifting hook body 91, a blocking plate 912 rotatably connected with the rotating plate 911 is arranged on the rotating plate 911, a groove 913 connected with the blocking plate 912 in parallel is arranged at the right side of the blocking plate 912, the groove 913 is matched with the second hook 98, a plurality of threaded rods 914 connected with the blocking plate 912 in threaded mode are arranged at the left side of the blocking plate 912, the threaded rods 914 penetrate through the.

As shown in fig. 1, 2 and 3, an adjusting sprocket box 61 is respectively arranged on the left and right bottom walls inside the beam body 5, the left and right chains inside the hoist 6 are respectively connected with the lifting hook 9 through the adjusting sprocket box 61 on the corresponding side in a sliding manner, the left and right chains inside the hoist 6 are fixedly connected with the left and right ends inside the beam body 5, two lower sides of the hoist 6 are respectively provided with a chain pocket 8 fixedly connected with the beam body 5, the chain pockets 8 are used for storing the chains on two sides of the hoist 6, the chains on the right and left sides of the hoist 6 are fixedly connected in the chain pocket 8, the adjusting sprocket box 63 comprises a housing 611 fixedly connected with the beam body 5, a sprocket shaft 612 rotatably connected with the housing 611 is arranged in the housing 611, a sprocket 613 fixedly connected with the sprocket shaft is arranged on the sprocket shaft 612, a sprocket 613 fixedly connected with the sprocket 613 matched with the left and right chains on the hoist 6 for transmission, the left end and the right end of the beam body 5 are respectively and uniformly provided with a plurality of limiting grooves 62 on the bottom side, and the limiting grooves 62 are respectively matched with the shell 611 and used for adjusting the position of the shell 611.

Be equipped with the hydraulic control subassembly that is used for controlling hoist crane 6 action on the roof beam body 5, the hydraulic control subassembly includes the bracing piece 10 of fixed connection on roof beam body 5 right side, be equipped with on the bracing piece 10 rather than fixed connection's the lifting beam hydrovalve 7, the left side of lifting beam hydrovalve 7 is connected through hydraulic line 11 with hoist crane 6, the right side of lifting beam hydrovalve 7 is connected with main control valve block 12 through hydraulic line 11, main control valve block 12 is connected with solenoid valve 13 through hydraulic line 11, solenoid valve 13 is connected with controller 14.

The working principle is as follows:

when people need to lift objects, the monorail crane 2 is in a stop state, the controller 14 controls the electromagnetic valve 13 to be opened and closed, the electromagnetic valve 13 is opened and closed to control the inlet and outlet of an oil way, the oil way enters the main control valve block 12 from the hydraulic pipeline 11, the main control valve block 12 controls the pressure and the speed of the oil way, the oil way of the main control valve block 12 enters the lifting beam hydraulic valve 7 through the hydraulic pipeline 11, the oil way enters the lifting hoist 6 through the hydraulic pipeline 11 by controlling the lifting beam hydraulic valve 7 and stops entering the lifting hoist 6, so that chains on two sides of the lifting hoist 6 are controlled to drive the lifting hook 9 to lift the objects, the control of people on the lifting hoist 6 can be facilitated by controlling the oil way, the operation of the lifting hoist 6 can be stopped in time under the emergency condition, and the overall safety performance is improved, and the hoisting speed of the hoisting block 6 can be controlled, so that the working efficiency of people is improved.

The present invention is not intended to be limited to the particular embodiments shown above, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An adjustable lifting beam, includes track (1) and with track (1) sliding connection's monorail hoist (2), its characterized in that: be equipped with on track (1) rather than sliding connection's first bearing trolley (3) and second bearing trolley (4), be equipped with on first bearing trolley (3) and second bearing trolley (4) with the two fixed connection's roof beam body (5), roof beam body (5) and monorail crane (2) fixed connection, the middle part is equipped with hoist crane (6) in roof beam body (5), be equipped with a lifting hook (9) on the roof beam body below both sides respectively, be equipped with one on the inside both sides diapire of roof beam body (5) respectively and adjust sprocket box (61), both sides chain in hoist crane (6) is respectively via adjusting sprocket box (61) and lifting hook (9) sliding connection who corresponds the side, be equipped with the hydraulic control subassembly that is used for controlling hoist crane (6) action on roof beam body (5).

2. An adjustable lifting beam as claimed in claim 1, characterised in that: the hydraulic control assembly comprises a support rod (10) fixedly connected to a beam body (5), a lifting beam hydraulic valve (7) fixedly connected to the support rod (10) is arranged on the support rod, the lifting beam hydraulic valve (7) is connected with a lifting hoist (6) through a hydraulic pipeline (11), the lifting beam hydraulic valve (7) is connected with a main control valve block (12) through the hydraulic pipeline (11), the main control valve block (12) is connected with an electromagnetic valve (13) through the hydraulic pipeline (11), and the electromagnetic valve (13) is connected with a controller (14).

3. An adjustable lifting beam as claimed in claim 1, characterised in that: the bottom sides of the two ends of the beam body (5) are respectively and uniformly provided with a plurality of limiting grooves (62), and the limiting grooves (62) are respectively matched with the adjusting chain wheel boxes (61) and used for adjusting the positions of the adjusting chain wheel boxes (61).

4. An adjustable lifting beam as claimed in claim 1, characterised in that: the adjusting chain wheel box (61) comprises a shell (611) fixedly connected with the beam body (5), a chain wheel shaft (612) rotatably connected with the shell (611) is arranged in the shell (611), and a chain wheel (613) which is matched with and drives the chain of the hoisting block (6) is fixedly connected to the chain wheel shaft (612).

5. An adjustable lifting beam as claimed in claim 1, characterised in that: chain pockets (8) fixedly connected with the beam body (5) are respectively arranged on two sides of the lower portion of the hoisting block (6), and the chain pockets (8) are used for storing chains on two sides of the hoisting block (6).

6. An adjustable lifting beam as claimed in claim 1, characterised in that: lifting hook (9) are including lifting hook body (91), are equipped with axis of rotation (93) rather than the rotation connection in lifting hook body (91), axis of rotation (93) cooperate with the chain of hoist crane (6) and rotate, lifting hook body (91) bottom side fixedly connected with first couple (94), be equipped with in first couple (94) tip rather than sliding connection's sliding plate (95), the both sides of sliding plate (95) are equipped with respectively rather than fixed connection's reset button (96), be equipped with respectively on the both sides of first couple (94) with the chucking groove (97) of reset button (96) adaptation, the one end of sliding plate (95) is equipped with rather than fixed connection's second couple (98), be used for getting hanging of article, be equipped with rather than sliding connection's the component that blocks on first couple (94), be used for blockking of article.

7. An adjustable lifting beam as claimed in claim 6, wherein: stop the component and include connecting rod (99) of sliding connection on first couple (94), the one end of connecting rod (99) is equipped with limiting plate (910) rather than fixed connection, one side of lifting hook body (91) is equipped with rather than rotates rotatable plate (911) of being connected, be equipped with on rotatable plate (911) rather than rotate and be connected block board (912), one side of blocking board (912) is equipped with rather than parallel connection's recess (913), recess (913) and second couple (98) adaptation, be equipped with on blocking board (912) a plurality of rather than threaded connection's threaded rod (914), threaded rod (914) pierce through blocking board (912), and threaded rod (914) and connecting rod (99) threaded connection.

8. An adjustable lifting beam as claimed in claim 1, characterised in that: the hoist crane (6) is 50KN2P-HMF or BT4T-MFS 2565.