CN108821158A - Handling apparatus for architectural engineering - Google Patents

Abstract

The invention relates to the field of building construction, in particular to a lifting device for construction engineering, which includes a bidirectional drive device, a bearing body, a bearing auxiliary body, a manual lifting device and two pulley blocks, and the bearing auxiliary body can move through the manual lifting device. Inserted in the bearing main body, two pulley blocks are respectively installed on the front and rear sides of the load-bearing auxiliary body. The two-way drive device includes a servo motor and two quick release discs. The servo motor is connected to a pulley block through the two quick release discs. connection, the servo motor is used to drive the two quick-release discs to rotate around their own axes respectively, and the top side of the carrying body is equipped with an anti-off rope block. The invention has simple structure and low cost. Through automatic hoisting, if there are few materials, manual operation is sufficient, which saves installation operations, and at the same time, the present invention is easy to move because it can be disassembled.

Description

Lifting devices for construction works

technical field

The invention relates to the field of building construction, in particular to a hoisting device for building engineering.

Background technique

In daily construction work, humans need to carry out construction work on the roof. For some higher roofs, humans will use large-scale lifting equipment, but now there are many shorter buildings, and the height of these buildings is usually below 8 meters. For the roof construction operation of this kind of building, it is not realistic to use large-scale lifting equipment, so some construction tools and materials can only be passed manually by several people. In this way, there is a risk of people falling, and there are some skilled workers who directly throw upwards with their hands. This requires very high requirements for operators, and there are still potential safety hazards, and some materials use It is relatively frequent and the quantity is large. At the same time, the area of the roof of the building is limited, and a large amount of materials cannot be placed at the same time, so it can only be transported quantitatively. If this is done manually, it will be a great waste of physical strength.

Contents of the invention

The object of the present invention is to provide a hoisting device for construction engineering to address the deficiencies of the prior art.

In order to solve the above-mentioned problems, the present invention provides the following technical solutions: a hoisting device for construction engineering, including a two-way drive device, a load-bearing body, a load-bearing auxiliary body, a manual lifting device and two pulley blocks, and the load-bearing auxiliary body passes through the manual lifting device. It can be vertically moved and inserted in the bearing body. Two pulley blocks are respectively installed on the front and rear sides of the bearing sub-body, and both are located on the top of the bearing sub-body. The two-way driving device includes a servo motor and two symmetrically arranged fast pulleys. To remove the disk, the servo motor is respectively connected to a detachable transmission of a pulley block through two quick release disks. The servo motor is used to drive the two quick release disks to rotate around their own axes, and the rotation directions of the two are forward rotation and reverse rotation respectively. Rotation setting, the top side of the bearing body is equipped with an anti-off rope block;

Each of the quick release discs includes a rope winding wheel, and a side of the two rope winding wheels away from each other is respectively provided with a rope locking member. The bidirectional drive device also includes a base, a U-shaped seat and a bidirectional output shaft reducer. The U-shaped frame is installed on the top of the base, and the two rope winding wheels are respectively connected to one side of the U-shaped seat opening through a rotating shaft. The bidirectional output shaft reducer is located between the two rope winding wheels. The input end of the output shaft reducer is connected, and the two output ends of the bidirectional output shaft reducer are respectively connected with a rope winding wheel for transmission.

Further, the structures of the two locking pieces are the same, and the locking pieces include a first swing arm, a second swing arm, and an arc-shaped pressing plate and locking plate, and one end of the first swing arm and the second swing arm are both The fixed sleeve is arranged on the rotating shaft, one end of the pressure plate is axially connected with the other end of the first swing arm, the other end of the pressure plate is provided with an insertion slot, one end of the lock plate is axially connected with the other end of the second swing arm, and the other end of the lock plate One end extends to the end of the pressing plate provided with the insertion groove, and the end of the locking plate is open, and the open end of the locking plate is installed with a limit piece that can be engaged with the insertion groove, and the locking plate corresponds to the pressing plate. The same rope-winding groove on the rope-winding wheel, and the concave surfaces of the lock plate and the pressure plate can cover the rope-winding groove.

Further, the limiter includes a tension spring and a socket plate, the socket plate can be movably installed in the opening of the lock plate through the tension spring, a limit block is provided on the outside of the front end of the socket plate, and a There are two rope-threading holes, and a non-return plate is arranged in the insertion groove, and the non-return plate is installed in the insertion groove by a spring, and a driving lever for pulling the compression spring of the non-return plate is provided on the outside of the pressing plate.

Further, the concave surface of the pressure plate is provided with a plurality of anti-skid ribs distributed along the arc direction.

Beneficial effects: the hoisting device for construction projects provided by the present invention has simple structure, low cost, and can adapt to a variety of shorter buildings. When there are many materials, it can be lifted automatically. Then manual operation can be done, so the installation operation is saved, and the present invention is easy to move because it can be disassembled.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram 1 of the present invention;

Fig. 2 is the enlarged view of place A in Fig. 1;

Fig. 3 is the enlarged view of place B in Fig. 1;

Fig. 4 is the three-dimensional structural schematic diagram II of the present invention;

Fig. 5 is a plan view one of the present invention;

Figure 6 is a three-dimensional sectional view of the present invention;

FIG. 7 is a schematic diagram of a partial three-dimensional structure of the present invention;

Fig. 8 is a schematic diagram of the assembly structure of the present invention;

Fig. 9 is a schematic plan view II of the present invention;

Explanation of reference numerals: bidirectional drive device 1, base 1a, U-shaped seat 1b, servo motor 1c, bidirectional output shaft reducer 1d, quick release disc 1e.

Rope lock piece 2, pressure plate 2a, anti-slip edge 2b, first swing arm 2c, insertion slot 2d, non-return plate 2e, lock plate 2f, spring 2g, lever 2q, second swing arm 2w, extension spring 2p, plug Connecting plate 2y, limit block 2n, threading hole 2h.

Carrying body 3, groove 3a, guide groove 3b, anti-off rope block 3c.

Bearing auxiliary body 4.

Manual lifting device 5, trapezoidal screw 5a, nut block 5b, rack plate 5c, second through hole 5d, handle 5e, check rod 5k, guide plate 5f, main gear 5q, gear transmission group 5m.

Pulley block 6, top plate 6a, main pulley 6b, auxiliary pulley 6c, lifting wheel 6d, suspension rope 6e, rubber bushing 6q, connecting plate 6n, supporting plate 6n1.

Bolt 7.

Detailed ways

Below in conjunction with accompanying drawing and embodiment of description, specific embodiment of the present invention is described in further detail:

Referring to the hoisting device for construction engineering shown in Figures 1 to 9, it includes a two-way drive device 1, a load-bearing body 3, a load-bearing auxiliary body 4, a manual lifting device 5, and two pulley blocks 6, and the load-bearing auxiliary body 4 is manually lifted. The lifting device 5 can be vertically and movably inserted in the bearing body 3 , and the two pulley blocks 6 are respectively installed on the front and rear sides of the bearing auxiliary body 4 , and both are located at the top of the bearing auxiliary body 4 . The two-way driving device 1 includes a servo motor 1c and two symmetrically arranged quick-release discs 1e. The servo motor 1c is respectively connected to a detachable pulley block 6 through the two quick-release discs 1e. The servo motor 1c is used to drive the two quick-release discs 1e. The disks 1e can rotate around their own axes respectively, and the rotation directions of the two are forward rotation and reverse rotation respectively, and the top side of the carrying body 3 is equipped with an anti-off rope block 3c.

The carrying body 3 comprises a main frame of a U-shaped structure, and when the main frame is in a working posture, its opening face is vertically upward. In both ends of the position, the manual lifting device 5 includes a trapezoidal screw 5a and a hand push assembly, the trapezoidal screw 5a is vertically connected to the left side of the main frame, and the hand push assembly is installed outside the right side of the main frame. And it is also connected with the trapezoidal screw 5a in a driving manner, and the trapezoidal screw 5a is sleeved with a nut block 5b that is in transmission fit with it, and the nut block 5b penetrates the outside of the main frame and is fixedly connected with the sub-frame. Manually drive the hand push assembly to force the trapezoidal screw 5a to rotate, further extend or shorten the sub-frame against the main frame through the nut block 5b, and further make the top of the sub-frame rise to a height suitable for the construction unit. The purpose is that the trapezoidal screw 5a has a strong self-locking ability, so that the stability between the main frame and the sub-frame is high.

The hand pushing assembly includes a rack plate 5c and a main gear 5q. The main gear 5q is close to the bottom of the main frame and is connected with it. The lower part of the main gear 5q is connected to the trapezoidal screw 5a through a gear transmission group 5m. There is a groove 3a outside the right side, the groove 3a runs through the front and rear sides of the main frame, the groove 3a is located above the main gear 5q, the groove bottom of the groove 3a is provided with a guide groove 3b, and the rack plate 5c plate is a hollow structure, and Its left and right sides are both open, and the rack plate 5c is equipped with a guide plate 5f that can move horizontally, and a handle 5e is installed on one end of the rack plate 5c, and a non-return rod 5k is installed in the handle 5e. This end of the rack plate 5c is provided with a first through hole for the non-return rod 5k to enter, and one end of the guide plate 5f is provided with a second through hole 5d that can communicate with the first through hole; the rack plate 5c is in a normal state. , is not located in the groove 3a. When the trapezoidal screw 5a needs to be driven to rotate, the rack plate 5c is inserted into the groove 3a and can move horizontally and vertically in the groove 3a. The purpose of the vertical movement is Adjust the tooth surface of the rack plate 5c to engage or cancel the engagement with the main gear 5q. When the two are engaged, manually push the guide plate 5f to insert into the guide groove 3b, so that the rack plate 5c at this time and the main gear 5q In the meshing state, upward and reciprocating movement is not allowed. After the guide plate 5f is inserted into the guide groove 3b, the first through hole communicates with the second through hole 5d. Manually hold the handle 5e and push the non-return rod 5k through the first through hole. Insert it into the second through hole 5d to form a limit to the guide plate 5f, so that it can move stably in a straight line in the guide groove 3b, and then push the handle 5e to make the rack plate 5c advance, mesh with the main gear 5q, and then drive through the gear Set 5m to make the trapezoidal screw 5a rotate around its own axis. After the rack plate 5c travels to the limit position, pull out the non-return rod 5k, and then pull away from the guide plate 5f. Lift it up to make the rack plate 5c rise and separate from the main gear 5q. Engagement, pull to reset, and then repeat the above-mentioned operations, so that the rack plate 5c and the main gear 5q are meshed again, and the reciprocating operation makes the sub-frame rise or fall along the main frame, thereby changing the overall height of the equipment.

The structures of the two pulley blocks 6 are all the same. The pulley block 6 includes a top plate 6a, a main pulley 6b, a secondary pulley 6c, a lifting wheel 6d and a suspension rope 6e. 6c are all axially connected to the front side of the top plate 6a, the auxiliary pulley 6c is located directly below the main pulley 6b, the lifting pulley 6d is suspended directly below the auxiliary pulley 6c, the back side of the lifting pulley 6d is equipped with a connecting plate 6n, and its front side is installed with Supporting plate 6n1, a tarpaulin is hung on the supporting plate 6n1, one end of the suspension rope 6e is suspended outside the right side of the main frame, and the other end of the suspension rope 6e goes around the main pulley 6b, the lifting pulley 6d and the auxiliary pulley 6c in turn, and the One end is fixedly connected with the connecting plate 6n, and one end of the suspension rope 6e is suspended outside, and the suspension rope 6e can be manually pulled manually. During the pulling of the suspension rope 6e, the main pulley 6b and the auxiliary pulley 6c rotate synchronously, and the other end of the suspension rope 6e will Lifting wheel 6d rises, if stop pulling, then lifting wheel 6d descends, manual pulling can also be realized by two-way driving device 1, constitutes automation or manualization with this, the purpose of two groups of pulley blocks 6 makes one group carry out ascending material, another One group is used for descending loading, and the tarpaulin is used to support the loaded items.

The anti-off-rope block 3c is installed outside the right side of the main frame, and the front end of the anti-off-rope block 3c is symmetrically provided with two light holes, and two hanging ropes 6e are suspended on one end of the right side of the main frame and pass through one respectively. light hole, and the ends of the two are respectively fixed with a rubber bushing 6q, the diameter of the rubber bushing 6q is larger than the diameter of the sling 6e; the rubber bushing 6q is to prevent the sling 6e and the two-way driving device Pulling away from the light hole further ensures the structural stability of the pulley block 6 .

Each of the quick release discs 1e includes a rope winding wheel, and a side of the two rope winding wheels away from each other is respectively provided with a rope locking member 2, and the two-way driving device 1 also includes a base 1a, a U-shaped seat 1b and a two-way The output shaft reducer 1d, the U-shaped frame is installed on the top of the base 1a, and the two rope winding wheels are respectively connected to one side of the opening of the U-shaped seat 1b through a rotating shaft. The bidirectional output shaft reducer 1d is located on the two rope winding wheels Between them, the main shaft of the servo motor 1c is connected to the input end of the two-way output shaft reducer 1d, and the two output ends of the two-way output shaft reducer 1d are respectively connected to a rope winding wheel; the end of the suspension rope 6e passes through the rubber bushing 6q The lock rope part 2 is fixedly connected with the rope winding wheel, and the follow-up servo motor 1c rotates the main shaft, and the two rope winding wheels are respectively rotated positively and negatively through the bidirectional output shaft reducer 1d, so that a lifting rope 6e is pulled, and a lifting rope 6e is pulled. Suspension rope 6e is in recovery state, makes like this two tarpaulins one is in rising feeding, and one is in descending charging after unloading.

The structures of the two rope locking parts 2 are the same, and the rope locking parts 2 include a first swing arm 2c, a second swing arm 2w, and an arc-shaped pressing plate 2a and locking plate 2f, the first swing arm 2c and the second swing arm 2c. One end of the arm 2w is fixedly sleeved on the rotating shaft, one end of the pressing plate 2a is axially connected to the other end of the first swing arm 2c, the other end of the pressing plate 2a is provided with a socket 2d, and one end of the locking plate 2f is connected to the second swing arm. The other end of 2w is axially connected, and the other end of lock plate 2f extends to the end of pressing plate 2a provided with insertion groove 2d, and this end of lock plate 2f is open, and the open end of lock plate 2f is equipped with a The stopper that engages in the groove 2d, the locking plate 2f and the pressing plate 2a correspond to the same rope winding groove on the rope winding wheel, and the concave surfaces of the locking plate 2f and the pressing plate 2a can cover the rope winding groove; The structural feature of the sheave is that its outer peripheral surface is provided with a plurality of rope winding grooves for winding the suspension rope 6e; first, the lock plate 2f and the pressure plate 2a are turned over to be in an open state, that is, a lock rope groove corresponding to the two is open state, the suspension end of the suspension rope 6e and the specific connection steps of the rope winding wheel are as follows: the rubber bushing 6q and the suspension rope 6e are partially wound in a rope winding groove next to a rope winding groove corresponding to the locking plate 2f and the pressure plate 2a , and then wound into the rope lock groove corresponding to the lock plate 2f, then snap the rubber bushing 6q into the insertion groove 2d, use the limiter to lock and cooperate with the lock plate 2f to turn over, and its concave surface will hold its corresponding The part of the suspension rope 6e in the rope lock groove is squeezed to realize compression locking.

The limiter includes a tension spring 2p and a socket plate 2y, the socket plate 2y is movably installed in the opening of the lock plate 2f through the tension spring 2p, a limit block 2n is arranged on the outside of the front end of the socket plate 2y, and the One end is also provided with two rope-threading holes 2h, and a non-return plate 2e is arranged in the insertion groove 2d, and the non-return plate 2e is installed in the insertion groove 2d through a spring 2g, and the outer side of the pressure plate 2a is provided to pull the non-return plate 2e Compress the lever 2q of the spring 2g; according to the above-mentioned solution, after the sling 6e and the rubber bushing 6q are wound into the rope lock groove, the rubber sheath takes the sling 6e through the two rope holes 2h in sequence, Then press it with the socket plate 2y, and a handle is provided on the outer side of the lock plate 2f, and the handle pulls the socket plate 2y into the socket slot 2d, and then manually pulls the driving lever 2q, so that the non-return plate 2e squeezes the spring 2g in the The insertion slot 2d rises, the purpose is to avoid the limit block 2n, so that the insertion plate 2y, the limit block 2n, the hanging rope 6e and the rubber bushing 6q are smoothly inserted into the insertion slot 2d, and then the lever 2q is released to stop The return plate 2e descends, and due to the force of the tension spring 2p, the socket plate 2y resets, but at this time the limit block 2n comes into contact with the non-return plate 2e, constituting a limit, and after the socket plate 2y is inserted into the socket slot 2d, its The front end can be screwed with the bolt 7 and the pressure plate 2a to further increase the stability. In this way, the sling 6e can be pulled or played back by subsequent rotation around the rope wheel, and can be quickly removed when it is not needed. The roof is low, the servo motor 1c can be canceled, and the suspension rope 6e is manually pulled, which has strong adaptability and can be disassembled to make it more convenient to move.

The concave surface of the pressure plate 2a is provided with a plurality of anti-skid ribs 2b distributed along the arc direction. After the pressure plate 2a rotates, the anti-skid ribs 2b on the concave surface will compress the corresponding hanging rope 6e in the rope winding groove, forming a limit.

Working principle: According to the height of the building target, if it is too low or there are many people, manually pull the lifting rope 6e to drive the pulley block 6 to rise or fall. If the height is high, the specific operation steps are: connect the rubber bushing 6q and the lifting rope 6e Wrap partly in the rope winding groove adjacent to the rope winding groove corresponding to the lock plate 2f and the pressure plate 2a of the rope winding wheel, and then wind into the rope lock groove corresponding to the lock plate 2f, and the rubber sleeve carries the sling 6e in turn Pass through the two rope holes 2h, and then press it with the plug-in plate 2y. There is a handle on the outer side of the lock plate 2f. The handle pulls the plug-in plate 2y into the slot 2d, and then manually pulls the lever 2q, so that The check plate 2e presses the spring 2g to rise in the insertion slot 2d, in order to avoid the limit block 2n, so that the insertion plate 2y, the limit block 2n, the lifting rope 6e and the rubber bushing 6q are smoothly inserted into the insertion slot 2d , then loosen the lever 2q, the check plate 2e descends, and due to the force of the tension spring 2p, the socket plate 2y resets, but at this time the limit block 2n comes into contact with the check plate 2e, constituting a limit, and the socket plate 2y After being inserted into the socket slot 2d, the front end can be screwed to the pressure plate 2a with the bolt 7 to further increase the stability, and then the main shaft of the servo motor 1c rotates, and the two rope winding wheels are respectively forward and reverse through the bidirectional output shaft reducer 1d. Rotate, so that a sling 6e is pulled, and a sling 6e is in the recovery state, so that one of the two tarpaulins is in the upward feeding, and the other is in the descending loading after unloading, and the tarpaulin is used to support the feeding Articles, after the construction is completed, or when raising for different building heights, the specific operation steps are: the rack plate 5c is inserted into the groove 3a, and the guide plate 5f is also inserted into the guide groove 3b, so that At this time, when the rack plate 5c and the main gear 5q are in the meshed state, the upward reciprocating movement cannot be performed. After the guide plate 5f is inserted into the guide groove 3b, the first through hole is connected with the second through hole 5d, and the handle is manually held. 5e, push the non-return rod 5k through the first through hole and insert it into the second through hole 5d, constituting a limit to the guide plate 5f, so that it can move stably in a straight line in the guide groove 3b, and then push the handle 5e, so that the rack plate 5c advances, engages the main gear 5q, and then makes the trapezoidal screw 5a rotate around its own axis through the gear transmission group 5m. After the rack plate 5c advances to the limit position, pull away the check rod 5k, and then pull away from the guide plate 5f, lift Make the rack plate 5c rise, disengage from the main gear 5q, pull to reset, then repeat the above operation, make the rack plate 5c mesh with the main gear 5q again, reciprocate, make the sub-frame rise or fall along the main frame, thereby Change the overall height of the device.

The above description is only a preferred embodiment of the present invention, and does not make any limitation to the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still valid. It belongs to the scope of the technical solution of the present invention.

Claims (4)

1. Lifting device for construction engineering, characterized in that it includes a two-way drive device (1), a load-bearing body (3), a load-bearing auxiliary body (4), a manual lifting device (5) and two pulley blocks (6) , the bearing auxiliary body (4) can be vertically inserted into the bearing main body (3) through the manual lifting device (5), and the two pulley blocks (6) are respectively installed on the front and rear sides of the bearing auxiliary body (4). And both of them are located on the top of the bearing sub-body (4). The two-way drive device (1) includes a servo motor (1c) and two symmetrically arranged quick release discs (1e). The servo motor (1c) passes through the two quick release discs. (1e) are respectively connected to a detachable transmission of a pulley block (6), and the servo motor (1c) is used to drive two quick release discs (1e) to rotate around their own axes respectively, and the rotation directions of the two are forward rotation and Anti-rotation setting, the top side of the bearing body (3) is equipped with an anti-off rope block (3c); Each of the quick release discs (1e) includes a rope winding wheel, and a side of the two rope winding wheels far away from each other is respectively provided with a rope locking member (2), and the bidirectional driving device (1) also includes a base (1a ), a U-shaped seat (1b) and a two-way output shaft reducer (1d). The U-shaped frame is installed on the top of the base (1a). Side shaft connection, bidirectional output shaft reducer (1d) is located between the two rope winding wheels, the main shaft of the servo motor (1c) is connected to the input end of the bidirectional output shaft reducer (1d), and the bidirectional output shaft reducer (1d) The two output ends of the motor are respectively connected with a rope winding wheel. 2. The hoisting device for construction projects according to claim 1, characterized in that: the structures of the two said locking rope parts (2) are the same, and the locking rope parts (2) include a first swing arm (2c ), the second swing arm (2w) and the arc-shaped pressure plate (2a) and lock plate (2f), and one end of the first swing arm (2c) and the second swing arm (2w) are fixedly sleeved on the shaft, One end of the pressing plate (2a) is axially connected with the other end of the first swing arm (2c), the other end of the pressing plate (2a) is provided with a socket (2d), and one end of the locking plate (2f) is connected to the second swing arm (2w ), the other end of the locking plate (2f) extends to the end of the pressing plate (2a) provided with the insertion slot (2d), and the end of the locking plate (2f) is open, and the locking plate (2f) The open end of the open end is installed with a limit piece that can be engaged with the insertion slot (2d), the lock plate (2f) and the pressure plate (2a) correspond to the same rope winding groove on the rope winding wheel, and the lock plate ( 2f) and the concave surface of the pressing plate (2a) can cover the rope winding groove. 3. The hoisting device for construction projects according to claim 2, characterized in that: the limiting member includes a tension spring (2p) and a plug-in plate (2y), and the plug-in plate (2y) passes through the tension spring (2p) can be movably installed in the opening of the lock plate (2f), and a limit block (2n) is provided on the outside of the front end of the plug-in plate (2y), and two rope holes (2h) are opened at the end of the plug-in plate (2y). A non-return plate (2e) is arranged in the connecting groove (2d), and the non-return plate (2e) is installed in the insertion groove (2d) through a spring (2g), and the outside of the pressure plate (2a) is provided with a mechanism for pulling the non-return plate ( 2e) The lever (2q) compresses the spring (2g). 4. The hoisting device for construction projects according to claim 2, characterized in that: the concave surface of the pressing plate (2a) is provided with a plurality of anti-skid ribs (2b) distributed along the arc direction thereof.