CN114572810A - Prefabricated part overturning lifting appliance and using method thereof - Google Patents

Abstract

The application relates to a prefabricated part overturning lifting appliance and a using method thereof, wherein the prefabricated part overturning lifting appliance comprises lifting equipment, a rotating shaft, two groups of mounting parts and clamping parts; the rotating shaft penetrates through the inner cavity of the tank body along the length direction of the tank body; hoisting equipment hoists the two ends of the rotating shaft; the two mounting pieces are respectively detachably connected to two ends of the rotating shaft and are rotatably connected with the rotating shaft, and the rotating shaft of the mounting pieces is parallel to the axis of the rotating shaft; the screens piece sets up in the one side that two installed parts are close to each other, and the screens piece is used for dismantling the connection on the cell body. This application improves the upset efficiency of prefab greatly.

Description

Prefabricated part overturning lifting appliance and using method thereof

Technical Field

The application relates to the technical field of hoisting and overturning equipment, in particular to a prefabricated part overturning lifting appliance and a using method thereof.

Background

At present, the escape canal majority is through the cell body prefab of concrete placement indent, can replace traditional escape canal to can accomplish in prefabricating in the field in advance, transport again the job site splice can, construction speed is fast, the material resources of using manpower sparingly. The prefabricated member adopts a horizontal lower opening type pouring method during prefabrication construction, the center of gravity of the prefabricated member of the groove body is positioned in an inner cavity of the groove body, and upper opening type forward installation is adopted during construction site installation, so that a finished product needs to be turned over by 180 degrees, and a notch of the prefabricated member is installed upwards.

At present, when the tank body is overturned, a crane and a nylon soft sling are needed, one end of the nylon soft sling is bound on any side wall of the tank body, the other end of the nylon soft sling is connected with the crane and slowly hoisted, the tank body gradually leaves the ground, meanwhile, the tank body is overturned under the condition of gravity center offset, so that the tank body notch faces to two sides, then the tank body is placed on the ground, after the binding position of the nylon soft sling is adjusted, hoisting is continued until the tank body notch faces upwards, then the tank body is hoisted and placed on the ground, and overturning of the tank body is completed.

According to the related technology, the groove body is bound by the nylon soft sling, the position of the nylon soft sling needs to be manually adjusted by a worker in the overturning process, the prefabricated part falls to the ground for multiple times, the operation process is fragmented, the overturning efficiency is low, and the safety is insufficient.

Disclosure of Invention

In order to improve the overturning efficiency of the prefabricated member, the application provides the prefabricated member overturning lifting appliance and the using method thereof.

First aspect, the application provides a prefab upset hoist adopts following technical scheme:

a prefabricated part overturning lifting appliance comprises a lifting device, a rotating shaft, two groups of mounting pieces and clamping pieces; the rotating shaft penetrates through the inner cavity of the tank body along the length direction of the tank body; the hoisting equipment hoists two ends of the rotating shaft; the two mounting pieces are respectively detachably connected to two ends of the rotating shaft and are rotatably connected with the rotating shaft, and the rotating shaft of each mounting piece is parallel to the axis of the rotating shaft; the screens piece sets up two one side that the installed part is close to each other, just the screens piece is used for dismantling the connection on the cell body.

By adopting the technical scheme, when the tank body is turned, the rotating shaft is inserted into the inner cavity of the tank body, the clamping pieces are arranged at two ends of the rotating shaft extending out of the tank body through the installation pieces and are arranged at two ends of the tank body, finally, the two ends of the rotating shaft are lifted by using lifting equipment until the tank body is suspended, the tank body is put down after the tank body is adjusted to rotate along the rotating shaft until the notch of the tank body is upward, and the overturning of the tank body is completed after the clamping pieces, the installation pieces and the rotating shaft are disassembled; the rotary shaft, the installation piece and the clamping piece are arranged, and the installation piece and the clamping piece are respectively connected with the rotary shaft and the trough body by taking the rotary shaft as the rotary shaft, so that on one hand, the trough body can be driven to be suspended by lifting the rotary shaft, the degree of freedom of the trough body is increased, on the other hand, the trough body can conveniently rotate along the rotary shaft as the rotary shaft, and the overturning is realized; the operation process is finished at one time, multiple lifting and adjustment are not needed, the overturning efficiency is greatly improved, and the industrial operation is facilitated; the safety during hoisting is improved, and the damage to the finished product caused by the falling of the tank body is avoided.

Optionally, the rotating shaft is parallel to a gravity center axis of the tank body along the length direction, and the rotating shaft is arranged on one side of the gravity center axis of the tank body, which is deviated to the direction of the notch.

Through adopting above-mentioned technical scheme, the rotation axis is parallel with the horizontal center of gravity of cell body and is partial to the notch direction setting for the cell body is lifting by crane more steady with the upset in-process, reduces the skew of cell body, and the rotation axis skew makes the pivot skew of cell body simultaneously, can realize the automatic upset of cell body under the action of gravity, need not artifical adjustment, improves hoist and mount safety, and automatic upset simultaneously at the in-process of lifting by crane reduces the step of artifical adjustment rotation angle, has further improved turnover efficiency.

Optionally, the screens piece includes the baffle and sets up the cardboard of baffle both sides, two the cardboard is parallel to each other and with the baffle encloses and establishes into the draw-in groove that is used for the card to establish the cell body, two draw-in groove notch one end sets up relatively.

Through adopting above-mentioned technical scheme, the baffle and the cardboard that set up can form the draw-in groove that partly surrounds, block at both ends to the diapire of cell body and establish, directly be connected with the cell body, carry on spacingly to the cell body on the direction of gravity, keep the relative position of rotation axis and cell body, the cell body of being convenient for overturns, establishes directly to accomplish the card through the pull cover simultaneously and establishes, easy operation, labour saving and time saving has improved turnover efficiency.

Optionally, the installed part includes swivel mount and axle sleeve, swivel mount one end with the screens piece is connected, and the other end setting is in on the axle sleeve, the axle sleeve is parallel with the rotation axis, and the cover is established on the rotation axis.

Through adopting above-mentioned technical scheme, rotation axis and screens piece can be connected to swivel mount and the axle sleeve that sets up, and the relative position of control rotation axis and cell body reduces the skew of rotation axis, overlaps through the axle sleeve and establishes on the rotation axis, has both realized the slidable mounting with the rotation axis, realizes being connected with the rotation of rotation axis again, the dismouting of being convenient for, easy operation.

Optionally, the two ends of the rotating shaft are provided with stoppers, the two stoppers are arranged on one side opposite to the mounting part, and the distance between the two stoppers is not greater than the length of the groove body.

Through adopting above-mentioned technical scheme, the stopper that sets up carries on spacingly to screens piece along the rotation axis axial, keeps the minimum interval between two screens pieces, improves the stability of screens piece after the installation, avoids screens piece and installed part to produce the skew, influences the upset effect.

Optionally, two limiting columns are symmetrically arranged on the clamping plate about the rotating shaft, and the limiting columns are arranged on the clamping plate close to one side of the rotating shaft and are used for being abutted against corners of the inner wall of the groove body.

Through adopting above-mentioned technical scheme, the spacing post that sets up can the butt in the corner of cell body inner chamber diapire, can carry on spacingly to the cardboard, reduces rocking of cardboard along the cell body, keeps the relative static of screens piece and cell body, improves the cell body and is lifting by crane the in-process more stable with the upset, reduces the impact force that rocks and arouse, reduces the damage of cell body, improves the security performance.

Optionally, a reinforcing plate is arranged on the rotating frame, and the reinforcing plate is arranged between the clamping piece and the rotating shaft and between the two limiting columns.

Through adopting above-mentioned technical scheme, the reinforcing plate that sets up on the one hand supports for two spacing posts at the upset in-process, strengthens the support intensity of spacing post, and on the other hand supports the cardboard at the in-process of hoist and mount and upset, guarantees the joint to the cell body, avoids the finished product to break away from the draw-in groove and falls to the ground and cause the damage.

Optionally, the mounting part further comprises an anti-falling pull rod, two ends of the anti-falling pull rod respectively penetrate through the reinforcing plate and are connected with the reinforcing plate in a sliding mode, and a limiting block is arranged at one end, penetrating through the reinforcing plate, of the anti-falling pull rod.

Through adopting above-mentioned technical scheme, two screens pieces can be connected to the anticreep pull rod and the stopper that set up for two screens pieces keep same corner when the upset, keep the relative distance between two screens pieces, carry on spacingly to the screens piece through the stopper, avoid the screens piece to break away from the cell body, provide safety guarantee for the upset of cell body.

In a second aspect, the application provides a method for using a prefabricated part overturning lifting appliance, which adopts the following technical scheme:

a use method of a prefabricated member overturning hanger comprises the following steps:

s1: inserting the rotating shaft into the inner cavity of the groove body, and extending two ends of the rotating shaft out of the groove body;

s2: the clamping pieces are arranged at the two ends of the rotating shaft through the mounting pieces and are arranged at the two ends of the groove body;

s3: hoisting two ends of the rotating shaft by using hoisting equipment;

s4: the tank body is suspended in the air, and the tank body is adjusted to enable the notch to be upward;

s5: placing the tank body on a supporting surface by using lifting equipment;

s6: dismantle screens piece, installed part to take out the rotation axis, accomplish the upset of cell body.

Through above-mentioned technical scheme, the upset of cell body is realized through installation rotation axis, installation screens piece and installed part, hoist and mount, adjustment process promptly in the upset of cell body, and the prefab does not fall to the ground in the operation process, lifts by crane, overturns, stacks one's turn to, and efficiency is higher, reduces colliding with to the cell body simultaneously, and the security performance is better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rotary shaft, the installation piece and the clamping piece are arranged, and the installation piece and the clamping piece are respectively connected with the rotary shaft and the trough body by taking the rotary shaft as the rotary shaft, so that on one hand, the trough body can be driven to be suspended by lifting the rotary shaft, the degree of freedom of the trough body is increased, on the other hand, the trough body can conveniently rotate along the rotary shaft as the rotary shaft, and the overturning is realized; the operation process is finished at one time, multiple lifting and adjustment are not needed, the overturning efficiency is greatly improved, and the industrial operation is facilitated; the safety during hoisting is improved, and meanwhile, the damage to the finished product due to the falling of the tank body is avoided;

2. the rotating shaft is parallel to the horizontal gravity center shaft of the tank body and is arranged in a direction deviated to the direction of the notch, so that the tank body is more stable in the lifting and overturning processes, the deviation of the tank body is reduced, meanwhile, the rotating shaft is deviated to deviate the rotating shaft of the tank body, the automatic overturning of the tank body can be realized under the action of gravity, manual adjustment is not needed, the lifting safety is improved, the tank body is automatically overturned simultaneously in the lifting process, the step of manually adjusting the overturning angle is reduced, and the overturning efficiency is further improved;

3. the overturning of the tank body can be realized by installing the rotating shaft, installing the clamping piece and the installation piece, hoisting and adjusting the working procedures, the prefabricated part does not fall to the ground in the operation process, and the hoisting, overturning and stacking are finished at one step, so that the efficiency can be effectively improved by 6-8 times, the efficiency is higher, and the factory operation is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an overall prefabricated member overturning hanger according to an embodiment of the present application.

Fig. 2 is a schematic view of the overall structure of fig. 1 after the hoisting is completed.

Fig. 3 is an exploded view of a preform turning spreader according to an embodiment of the present application.

Description of reference numerals: 1. hoisting equipment; 11. a nylon soft sling; 2. a rotating shaft; 21. a groove; 3. a mounting member; 31. a rotating frame; 32. a shaft sleeve; 33. a stopper; 34. an anti-drop pull rod; 35. a reinforcing plate; 36. a limiting block; 37. a circular hole; 4. a clamping piece; 41. a baffle plate; 42. clamping a plate; 43. a card slot; 44. a limiting column; 5. a tank body.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses prefab upset hoist. Referring to fig. 1 and 2, the prefabricated member of the tank body 5 is a U-shaped tank, the U-shaped tank is provided with vertically symmetrical walls, and the center of gravity is located at the geometric center. The prefabricated part overturning lifting appliance comprises a lifting device 1, a rotating shaft 2, and two groups of mounting parts 3 and clamping parts 4 which are respectively arranged at two ends of the rotating shaft 2; the rotating shaft 2 passes through the inner cavity of the groove body 5 along the length direction of the groove body 5. The mounting part 3 comprises a rotating frame 31, a shaft sleeve 32 and a limiter 33; the position limiters 33 are seamless steel tubes, the position limiters 33 are symmetrical about the middle point of the rotating shaft 2 and are coaxially welded on the rotating shaft 2, and the distance between the two position limiters 33 is not more than the length of the groove body 5; on one hand, the shaft sleeve 32 is limited, and on the other hand, the lengths of the two ends of the rotating shaft 2 extending out of the inner cavity of the groove body 5 are consistent. The shaft sleeve 32 is made of seamless steel pipes and is sleeved at two ends of the rotating shaft 2 in a sliding manner, and the shaft sleeve 32 is in clearance fit with the rotating shaft 2, namely, the shaft sleeve 32 and the rotating shaft 2 can rotate. The rotating frame 31 is made of two parallel channel steels, one ends of the two channel steels are symmetrically welded on the side wall of the shaft sleeve 32, the other ends of the two channel steels are connected with the clamping pieces 4, and the two clamping pieces 4 are detachably connected to two ends of the tank body 5 respectively. The lifting equipment 1 can adopt any lifting device, the lifting equipment 1 in the embodiment of the application adopts a truck crane, a truck crane lifting hook is lifted through a nylon soft hanging strip 11, and one end of the nylon soft hanging strip 11 departing from the truck crane is respectively hung at two ends of a rotating shaft 2.

Referring to fig. 1, the rotating shaft 2 is parallel to the center of gravity of the tank body 5 in the length direction, and in a natural state, the rotating shaft 2 and the center of gravity of the tank body 5 are on the same vertical plane, and the rotating shaft 2 is disposed on one side of the center of gravity of the tank body 5, which is deviated to the direction of the notch. In the process of hoisting and suspending the trough body 5, the trough body 5 can automatically rotate to the position that the notch faces upwards under the action of gravity without manual adjustment.

Referring to fig. 3, the side wall of the rotating shaft 2 near the two ends is provided with a groove 21 for hoisting the nylon soft sling 11, so that the safety in the hoisting process is guaranteed.

The inner wall of the shaft sleeve 32 is coaxially provided with a plurality of bearings, the outer side wall of each bearing is coaxially welded on the inner wall of the shaft sleeve 32, and the inner wall of each bearing is sleeved on the rotating shaft 2, so that friction force is reduced, and the rotation of the tank body 5 is facilitated.

Referring to fig. 3, the blocking member 4 includes a baffle 41, a pair of clamping plates 42 and a pair of limiting posts 44, the baffle 41 is welded on one side of the rotating frame 31 close to each other, the two clamping plates 42 are respectively welded on two side walls of the baffle 41, the two clamping plates 42 are parallel to each other and enclose with the baffle 41 to form a clamping groove 43 for clamping the bottom wall of the tank body 5, and one end of the notch of the two clamping grooves 43 is arranged oppositely; the end part of the bottom wall of the groove body 5 extends into the clamping groove 43 and is abutted against the baffle 41, and the two clamping plates 42 are abutted against the inner wall and the outer wall of the bottom wall of the groove body 5. The limiting columns 44 are straight threaded sleeves, the two limiting columns 44 are welded on the clamping plates 42 and are symmetrical about the rotating shaft 2, the limiting columns 44 are parallel to the rotating shaft 2, and the limiting columns 44 are arranged on the clamping plates 42 close to one side of the rotating shaft 2 and are used for being abutted against corners of the inner wall of the groove body 5.

Referring to fig. 3, the mounting member 3 further includes an anti-slip pull rod 34 and a reinforcing plate 35, the reinforcing plate 35 is welded on the rotating frame 31, the reinforcing plate 35 is disposed between the clamping plate 42 and the rotating shaft 2 and welded on the clamping plate 42, the reinforcing plate 35 is disposed between the two limiting posts 44, and two ends of the reinforcing plate 35 are welded on the two limiting posts 44 respectively. Anticreep pull rod 34 adopts the round steel, has seted up round hole 37 on the reinforcing plate 35, and anticreep pull rod 34 both ends pass round hole 37 on two reinforcing plates 35 respectively and with reinforcing plate 35 sliding connection, and anticreep pull rod 34 passes reinforcing plate 35 one end and is provided with stopper 36, stopper 36 adopt the nut and with anticreep pull rod 34 threaded connection, when screens piece 4 finishes with the installation of cell body 5, adjust stopper 36 and tightly support on reinforcing plate 35, avoid screens piece 4 to break away from cell body 5.

The implementation principle of prefab upset hoist of this application embodiment does: when hoisting and overturning the cell body 5, use eccentric settings's rotation axis 2 as the axis of rotation, use installed part 3 and screens 4 to connect rotation axis 2 and cell body 5 respectively, fix a position rotation axis 2, make cell body 5 when lifting by crane unsettled, automatic upset under the action of gravity, realize cell body 5's upset, and operation in-process cell body 5 does not fall to the ground, lift by crane, the upset, stack one-time completion, can effectively improve turnover efficiency, be favorable to the factory work, the security is higher simultaneously.

The embodiment of the application also discloses a using method of the prefabricated part overturning lifting appliance, and referring to fig. 1 and 2, the prefabricated part overturning lifting appliance comprises the following steps:

s1: the rotating shaft 2 penetrates into and penetrates through the inner cavity of the inverted groove body 5 along the length direction, and two ends of the rotating shaft 2 extend out of the groove body 5;

s2: the clamping piece 4 and the groove body 5 are connected through the mounting piece 3;

s21: the two shaft sleeves 32 are respectively sleeved at two ends of the rotating shaft 2, the two clamping grooves 43 are opposite, the shaft sleeves 32 are rotated to enable the clamping plates 42 to be horizontal and close to the groove body 5, the bottom wall of the groove body 5 extends into the clamping grooves 43 and abuts against the baffle plate 41, and meanwhile, the shaft sleeves 32 abut against the limiting device 33;

s22: two ends of the anti-drop pull rod 34 respectively penetrate through the round holes 37 on the two reinforcing plates 35, and the limiting column 44 is fixed and tightly propped against the reinforcing plates 35;

s3: hanging nylon soft hanging strips 11 on grooves 21 at two ends of the rotary column, and hoisting two ends of the rotary shaft 2 by using hoisting equipment 1;

s4: under the action of gravity, in the process of hoisting and suspending the groove body 5, the groove body 5 automatically turns over to enable the groove opening to face upwards;

s5: placing the tank body 5 on a supporting surface through the hoisting equipment 1;

s6: and (3) taking down the nylon soft sling 11, detaching the clamping piece 4 and the mounting piece 3, and taking out the rotating shaft 2 to complete the overturning of the tank body 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a prefab upset hoist which characterized in that: comprises a hoisting device (1), a rotating shaft (2), two groups of mounting pieces (3) and clamping pieces (4);

the rotating shaft (2) penetrates through the inner cavity of the groove body (5) along the length direction of the groove body (5);

the hoisting equipment (1) hoists two ends of the rotating shaft (2);

the two mounting pieces (3) are respectively detachably connected to two ends of the rotating shaft (2) and are rotatably connected with the rotating shaft (2), and the rotating shaft of each mounting piece (3) is parallel to the axis of the rotating shaft (2);

the clamping pieces (4) are arranged on one sides, close to each other, of the two mounting pieces (3), and the clamping pieces (4) are detachably connected to the groove body (5).

2. The preform turning spreader of claim 1, wherein: the rotating shaft (2) is parallel to the gravity center shaft of the groove body (5) along the length direction, and the rotating shaft (2) is arranged on one side of the gravity center shaft of the groove body (5) deviated to the direction of the notch.

3. The preform turning spreader of claim 1, wherein: screens piece (4) are in including baffle (41) and setting cardboard (42) of baffle (41) both sides, two cardboard (42) are parallel to each other and with baffle (41) enclose establishes into draw-in groove (43) that are used for the card to establish cell body (5), two draw-in groove (43) notch one end sets up relatively.

4. The preform turning spreader of claim 1, wherein: the installed part (3) includes swivel mount (31) and axle sleeve (32), swivel mount (31) one end with screens piece (4) are connected, and the other end sets up on axle sleeve (32), axle sleeve (32) are parallel with rotation axis (2), and the cover is established on rotation axis (2).

5. The preform turning spreader of claim 4, wherein: rotation axis (2) both ends are provided with stopper (33), two stopper (33) set up two one side that installed part (3) are relative, and two distance between stopper (33) is not more than the length of cell body (5).

6. The preform turning spreader of claim 3, wherein: two limiting columns (44) are symmetrically arranged on the clamping plate (42) relative to the rotating shaft (2), and the limiting columns (44) are arranged on the clamping plate (42) close to one side of the rotating shaft (2) and are used for being abutted against the corners of the inner wall of the groove body (5).

7. The preform turning spreader of claim 6, wherein: be provided with reinforcing plate (35) on installed part (3), reinforcing plate (35) set up between screens piece (4) and rotation axis (2), set up simultaneously two between spacing post (44).

8. The preform turning spreader of claim 7, wherein: the mounting part (3) further comprises an anti-dropping pull rod (34), two ends of the anti-dropping pull rod (34) penetrate through the reinforcing plate (35) and are connected with the reinforcing plate (35) in a sliding mode, and a limiting block (36) is arranged at one end, penetrating through the reinforcing plate (35), of the anti-dropping pull rod (34).

9. The use method of the prefabricated part overturning lifting appliance is characterized by comprising the following steps: use of a preform turning sling according to any one of claims 1-8, comprising the steps of:

s1: the rotating shaft (2) is inserted into the inner cavity of the groove body (5), and two ends of the rotating shaft extend out of the groove body (5);

s2: the clamping pieces (4) are arranged at two ends of the rotating shaft (2) through the mounting pieces (3), and the clamping pieces (4) are arranged at two ends of the groove body (5);

s3: hoisting two ends of the rotating shaft (2) by using hoisting equipment (1);

s4: the tank body (5) is suspended in the air, and the tank body (5) is adjusted to enable the notch to be upward;

s5: placing the trough body (5) on a supporting surface by using the hoisting equipment (1);

s6: the clamping piece (4) and the mounting piece (3) are disassembled, the rotating shaft (2) is taken out, and the overturning of the groove body (5) is completed.

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