CN217756508U - Hoisting device and hoisting equipment of prefabricated square pipe culvert - Google Patents

Abstract

The utility model discloses a hoisting device and hoisting equipment for a prefabricated square pipe culvert, which comprises a clamping piece with an opening at one end, wherein the clamping piece consists of an upper transverse pipe, a lower transverse pipe and a vertical pipe which is connected with the upper transverse pipe and the lower transverse pipe which are parallel to each other; the upper transverse pipe, the lower transverse pipe and the vertical pipe are all made of square steel pipes; the device also comprises a fixing component positioned in the upper cross pipe and a sliding connecting rod connected with the fixing component. The utility model discloses an automatic mode other side pipe culvert is fixed, hoists the side pipe culvert fast, improves the efficiency of construction in the time of reduce cost, and this hoist device and lifting device are connected convenient and fast and lift by crane stably with the couple of lifting machine, have improved the security of hoist and mount.

Description

Hoisting device and hoisting equipment of prefabricated square pipe culvert

Technical Field

The utility model relates to a water and electricity engineering construction technical field, hoist device and lifting device that used in the hoist and mount transportation of concretely relates to square pipe culvert in advance.

Background

With the implementation of sponge city construction and underground pipe gallery construction, the application of the square pipe culvert in China enters a high-speed development stage, which makes the requirement of the construction on efficiency higher and higher. The prefabricated square pipe culvert has the characteristics of large size and heavy pipe, the width of the prefabricated square pipe culvert is 2000-2600mm, the height of the prefabricated square pipe culvert is 2000-3000mm, the length of the prefabricated square pipe culvert is 1500-2000mm, and the thickness of the pipe wall of the prefabricated square pipe culvert is 200-250mm. For example, the size of a prefabricated square pipe culvert buried underground on the north infrastructure engineering project of Baozhu avenue in the east district of the Mingzhu industry garden is 2000mmX2000mm multiplied by 2000mm, and the wall thickness of the pipe is 220mm; the design and construction process comprises the steps of paving a gravel cushion layer → pouring a concrete bottom plate → hoisting a square pipe culvert → encapsulating the pipe culvert → backfilling the pipe culvert. Wherein the hoist and mount of square pipe culvert is as key construction process, and hoist and mount efficiency can influence whole construction progress greatly, consequently has higher requirement to pipe culvert hoist and mount efficiency of construction to hoist and mount construction and safety are the key link in the work progress, if hoist and mount method and hoist selection are unreasonable in the construction, can lead to producing great potential safety hazard in the hoist and mount process, still can cause unable prosthetic damage to the pipeline. Therefore, the effect of the special lifting appliance selection on the lifting construction is increasingly prominent.

The existing common hoisting method is to hoist after steel wire ropes are bound with hoisting ring embedded parts at four corners on a square pipe culvert. The above method has the following disadvantages:

(1) The cost is high: when the square pipe culvert is prefabricated, embedded parts need to be installed on the four lifting rings in advance, so that the construction cost is increased; meanwhile, the installation quality of the embedded part directly determines the safety risk in the hoisting process.

(2) The efficiency is low:

1) The hoisting efficiency is low: the operation of binding and releasing the steel wire ropes is carried out at four corners of the square pipe culvert manually, so that the problems of labor waste and time waste exist.

2) The installation positioning efficiency is low: the pipe culvert is greatly rocked and floated during installation and positioning, the installation difficulty is high, and 4-5 persons are needed to be matched to install below the square pipe culvert during installation, so that the problems of labor and time waste are solved.

(3) The potential safety hazard is big: four angle hoists of wire rope hoist and multistep installation operation in the actual operation process in addition are difficult to guarantee the steadiness of four rings in the hoist and mount process, have the risk that easily drops.

For improving the hoisting construction efficiency of the square pipe culvert, an auxiliary hoisting tool for the prefabricated square pipe culvert, which has the advantages of high construction efficiency, convenient operation, safe construction and quality guarantee, is required to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hoisting device and hoisting equipment for prefabricated pipe culvert, which can clamp and fix the prefabricated pipe culvert and then hang the prefabricated pipe culvert on the hook of the crane, thereby reducing the cost and manpower, clamping the prefabricated pipe culvert by the hoisting device and the hoisting equipment, realizing automatic operation, facilitating and rapid hoisting and improving the efficiency; moreover, the hoisting device and the hoisting equipment are conveniently and quickly connected with the prefabricated square pipe culvert, are fixed and stable, are simultaneously and stably connected with the hook of the crane and are stably hoisted, and the hoisting safety is greatly improved.

The utility model provides a hoisting device for a prefabricated pipe culvert, which comprises a clamping piece with an opening at one end, wherein the clamping piece consists of an upper transverse pipe, a lower transverse pipe and a vertical pipe which is connected with the upper transverse pipe and the lower transverse pipe which are parallel to each other; the upper transverse pipe, the lower transverse pipe and the vertical pipe are all made of square steel pipes; the device also comprises a fixed assembly positioned in the upper cross pipe and a sliding connecting rod connected with the fixed assembly.

The further technical scheme is as follows: the fixing component comprises a lower fixing block, a sliding rail, an upper fixing block and a motor which are fixedly connected in sequence; the bottom of the lower fixed block is fixed on the inner bottom wall of the upper transverse pipe, and the top of the motor is fixed on the inner top wall of the upper transverse pipe; the fixed component further comprises a sliding block and a rotating rod, the sliding block is located on the sliding rail and can move up and down along the sliding rail, one end of the rotating rod penetrates through the sliding block to be connected with the lower fixed block, and the other end of the rotating rod is connected with the motor.

The further technical scheme is as follows: the sliding connecting rods are two, one ends of the two sliding connecting rods are fixed on two side walls of the sliding block respectively, the other ends of the two sliding connecting rods penetrate through the bottom wall of the upper horizontal pipe and then are connected with the fixing plate, and a rubber cushion layer is arranged at the bottom of the fixing plate.

The further technical scheme is as follows: the lower horizontal pipe is provided with another rubber cushion layer.

The further technical scheme is as follows: the side wall of the vertical pipe is provided with a handrail.

The further technical scheme is as follows: the top of the upper horizontal pipe is provided with a triangle; the triangle comprises two mutually connected diagonal rods, and a support rod is arranged in the middle of each diagonal rod.

The further technical scheme is as follows: two ends of the upper transverse pipe are respectively provided with a connecting piece; the connecting piece comprises a rotating rod and two lifting lugs fixed on the upper transverse plate in a welding mode, and the end part of the rotating rod penetrates through the lifting lugs and then is fixed with a rotating rod top cap; the ends of the two inclined rods of the triangular piece are respectively welded and fixed on the rotating rods of the two connecting pieces.

The further technical scheme is as follows: the thickness of the rubber cushion layer and the other rubber cushion layer is 5-10cm.

On the other hand, the utility model provides a pair of lifting device of prefabricated square pipe culvert, including two the utility model discloses a lifting device of prefabricated square pipe culvert still includes the connecting rod, and connecting rod fixed connection is on the standpipe of two holders.

The further technical scheme is as follows: the connecting rod is connected to the middle part of the vertical pipe of the clamping piece in a locking mode through a bolt.

The utility model has the advantages that:

the utility model provides a hoist device and lifting device of square pipe culvert in advance can carry out convenient and fast's centre gripping and fixed through automatic mode other side pipe culvert, realizes hoisting square pipe culvert fast, improves the efficiency of construction in the time of reduce cost. Moreover, the hoisting device and the hoisting equipment are connected with the hook of the crane conveniently and quickly and stably, and the hoisting safety is greatly improved.

Drawings

Fig. 1 is a schematic sectional structure view of the hoisting device of the prefabricated square culvert of the utility model;

FIG. 2 is an enlarged view of a portion of the structure of FIG. 1 (the connecting members are connected to the upper cross plate and the diagonal members);

figure 3 is a schematic cross-sectional view of the hoisting device for the prefabricated square pipe culvert of the utility model clamping and fixing the prefabricated square pipe culvert;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 3;

FIG. 5 is a side cross-sectional view of FIG. 3;

figure 6 is a schematic cross-sectional view of the hoisting equipment for the prefabricated square pipe culvert of the utility model clamping and fixing the prefabricated square pipe culvert;

figure 7 is a schematic view of the riser and tie rod attachment of the single hoist of figure 6.

In the figure:

the lifting device 100, the clamping piece 10, the upper cross pipe 11, the upper cross pipe inner top wall 111, the upper cross pipe inner bottom wall 112, the vertical pipe 12, the lower cross pipe 13, another rubber cushion layer 14, the handrail 16, the triangle 20, the diagonal rod 21, the supporting rod 22, the hook angle 23, the connecting piece 30, the lifting lug 31, the rotating rod 32, the rotating rod top cap 33, the bump 34, the sliding connecting rod 40, the fixing plate 41, the rubber cushion layer 42, the fixing component 60, the lower fixing block 65, the sliding rail, the upper fixing block 63, the motor 61, the sliding block 67, the rotating rod 66, the motor shaft 62, the ascending button 611, the stopping button 612, the descending button 613, the lifting device 300, the connecting rod 50, the bolt 51 and the square pipe culvert 200.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, the utility model provides a pair of hoist device 100 of prefabricated square pipe culvert, including holder 10 and fixed subassembly 60 and slip connecting rod 40, cooperate through holder 10, fixed subassembly 60 and slip connecting rod 40 to come centre gripping square pipe culvert 200 and with square pipe culvert fixed connection. The holding member 10 has an open end, and specifically, the holding member 10 is composed of an upper horizontal tube 11, a lower horizontal tube 13 and a vertical tube 12 connecting the upper horizontal tube and the lower horizontal tube, which are parallel to each other, and the open end is located on the side wall and opposite to the vertical tube 12. In one embodiment, the upper cross tubes 11, the lower cross tubes 13, and the vertical tubes 12 are made of square steel tubes. In one embodiment, the upper cross tubes 11, the lower cross tubes 13, and the vertical tubes 12 are fixed by welding. In one embodiment, the upper cross tubes and the lower cross tubes have a length of 1500-2000mm, and the vertical tubes have a height of 250-350mm. The length of the upper transverse pipe and the length of the lower transverse pipe exceed the width or half of the length of the square pipe culvert, and the stability of clamping and fixing the pipe wall of the square pipe culvert, which is inserted by the clamping piece, is ensured.

The fixing assembly 60 is located in the upper cross tube 11 with a square structure, and specifically, the fixing assembly includes a lower fixing block 65, a slide rail 64, an upper fixing block 63, a motor 61, a slide block 67 and a rotating rod 66. Wherein, the bottom of the lower fixed block 65 is fixed on the inner bottom wall 112 of the upper cross tube, and the top of the motor 61 is fixed on the inner top wall 111 of the upper cross tube. In one embodiment, the motor 61 is hingedly or bolted to the top wall 111 of the upper cross tube and the lower mounting block is welded to the bottom wall 112 of the upper cross tube. The slide rail 64 is fixedly connected between the upper fixing block 63 and the lower fixing block 65. The upper fixing block can be fixed on the inner side wall of the upper transverse pipe and can also be connected with the motor to realize fixation. In one embodiment, the upper fixing block, the slide rail and the lower fixing block may be integrally formed, or may be welded and fixed to the upper fixing block, the slide rail and the lower fixing block made of steel. The slide block 67 is located on the slide rail 64 and can move up and down along the slide rail. In one embodiment, to reduce the friction, a ball may be disposed on the contact surface of the sliding block 67 and the sliding rail. The fixed block 65 is down connected to the lower extreme and can be relative down the fixed block rotation after the dwang 66 passes sliding block 67, and fixed connection is in the axis of rotation of motor 61 after the dwang 66 upper end passes last fixed block 63, and wherein, the hole that supplies the dwang to alternate on the last fixed block is greater than the dwang diameter, makes things convenient for the dwang to go up the fixed block relatively and rotates. Wherein, be equipped with the internal thread in the sliding block 67, be equipped with the external screw thread on the dwang 66, the two screw thread interlock behind the dwang inserted the sliding block. When the motor 61 is started, the rotating shaft rotates forward or reversely to drive the rotating rod to rotate forward or reversely. The sliding block is in threaded engagement with the rotating rod, and the rotating rod rotates to drive the sliding block to slide upwards or downwards along the sliding rail. Three control buttons that control the motor 61: an up button 611, a stop button 612 and a down button 613 are attached to the outer wall of the top of the upper cross tube 11. In one embodiment, the mounting assembly 60 is located at a central location on the upper cross tube 11.

The utility model discloses in, sliding connecting rod 40 is two, and two sliding connecting rod's one end is fixed respectively at two lateral walls of sliding block 67, and two sliding connecting rod 40's the other end passes and connects fixed plate 4 behind the 11 diapalls of upper horizontal pipe. When the sliding block slides up and down on the sliding rail, the sliding connecting rod is driven to move up and down, so that the space between the fixing plate at the bottom of the sliding connecting rod and the lower transverse pipe is changed, the clamping piece is inserted into the pipe wall of the square pipe culvert through the opening end, the sliding connecting rod is driven to move up and down through the fixing assembly, and the pipe wall of the square pipe culvert is clamped and fixed by the fixing plate and the lower transverse pipe or is clamped and fixed by loosening. In one embodiment, the fixing plate 41 is made of steel plate and is welded to the bottom end of the sliding link 40. A rubber cushion 42 is adhered to the bottom of the fixing plate by adhesive. The thickness of the rubber cushion layer is 5-10cm. The lower transverse pipe 13 is provided with another rubber cushion layer 14 with the thickness of 5-10cm. After the clamping piece is matched with the sliding connecting rod for clamping and fixing the square pipe culvert 200, the rubber cushion layer 42 and the other rubber cushion layer 14 are respectively positioned on the outer wall and the inner wall of the square pipe culvert 200, the clamping piece and the square pipe culvert are buffered, and the square pipe culvert is prevented from being damaged.

The 12 lateral walls of standpipe are equipped with handrail 16, make things convenient for constructor to remove this hoist device, improve the installation and fix a position the efficiency to square pipe culvert.

The utility model discloses still include triangle-shaped spare 20, the triangle-shaped spare is connected and can rotate by the relative holder with the holder. Specifically, the triangle passes through connecting piece 30 to be connected on the holder, and holder and triangle all with connecting piece fixed connection to the connecting piece can rotate and drive the triangle and rotate, realizes that the relative holder of triangle rotates. Two sets of connecting members 30 are respectively arranged at two ends of the clamping member 10, and two ends of the triangular member 20 are connected with the two sets of connecting members 30 and are connected with the clamping member. After the square pipe culvert 200 is clamped by the clamping piece 10 and the sliding connecting rod and is fixedly connected with the square pipe culvert, the hook of the crane is connected by the triangular piece 20 to enable the hoisting device and the square pipe culvert to be hoisted by the crane.

The triangle 20 comprises two diagonal rods 21 connected with each other, and the joint of the two diagonal rods forms a hook angle 23, and the hook angle 23 is used for being connected with a hook of a crane in a hanging mode. The bracing piece 22 is equipped with in the middle part of the down tube, supports the down tube, guarantees the stability of triangle. The connecting member 30 includes two lugs 31 and a rotating rod 32, and the two ends of the rotating rod are respectively fixed by a rotating rod top cap 33 after passing through the two lugs, for example, the rotating rod top cap 33 is screwed on the end of the rotating rod 32. The rotating rod 32 is rotatable relative to the lug 31. To further ensure that the rotary rod does not laterally displace when rotating relative to the lugs, a projection 34 may be provided on the rotary rod adjacent to the lugs to prevent lateral displacement of the rotary rod through cooperation of the projection and the top cap of the rotary rod. The lug can be a plurality of, evenly distributed in the circumference of rotary rod. The bottom of the lifting lug 31 is fixed to the upper cross tube 11 by welding. And, the ends of the two diagonal rods 21 of the triangle are welded and fixed at the middle of the rotating rod 32. After the rotating rod 32 rotates relative to the lifting lug 31, the inclined rod 21 is driven to rotate, so that the triangular piece 20 can rotate relative to the clamping piece 10, the angle of the hook angle 23 can be adjusted, and the hook angle is conveniently connected with a hook of a crane. Specifically, two lugs of a connecting piece all weld at the one end of last horizontal union riser, and two lugs of another connecting piece all weld at the adjacent open-ended one end of last horizontal union.

As shown in fig. 6-7, the utility model provides a lifting device 300 includes two hoist device 100, two hoist device 100 parallel arrangement to it is fixed through connecting rod 50. In the exemplary embodiment, the connecting rod 50 is lockingly connected to the center portion of the clamp riser 12 by a bolt 51. When the square culvert 200 is large and one hoisting device 100 is used for hoisting, the hoisting device 300 can be used for hoisting. When the pipe culvert lifting device is used, the two clamping pieces 10 and the square pipe culvert 200 are clamped and fixed together, the triangular piece 20 is rotated, the two hook corners 23 are combined together, and the two hook corners are hung on a hook of a crane together for lifting.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. A hoisting device for a prefabricated square pipe culvert is characterized by comprising a clamping piece with an opening at one end, wherein the clamping piece consists of an upper transverse pipe, a lower transverse pipe and a vertical pipe which is connected with the upper transverse pipe and the lower transverse pipe which are parallel to each other; the upper transverse pipe, the lower transverse pipe and the vertical pipe are all made of square steel pipes; the device also comprises a fixing component positioned in the upper cross pipe and a sliding connecting rod connected with the fixing component.

2. The hoisting device of the prefabricated square pipe culvert according to claim 1, wherein the fixing assembly comprises a lower fixing block, a slide rail, an upper fixing block and a motor which are fixedly connected in sequence; the bottom of the lower fixed block is fixed on the inner bottom wall of the upper transverse pipe, and the top of the motor is fixed on the inner top wall of the upper transverse pipe; the fixed component further comprises a sliding block and a rotating rod, the sliding block is located on the sliding rail and can move up and down along the sliding rail, one end of the rotating rod penetrates through the sliding block to be connected with the lower fixed block, and the other end of the rotating rod is connected with the motor.

3. The hoisting device of the prefabricated square pipe culvert according to claim 2, wherein the number of the sliding connecting rods is two, one end of each of the two sliding connecting rods is fixed on each of the two side walls of the sliding block, the other end of each of the two sliding connecting rods penetrates through the bottom wall of the upper horizontal pipe and then is connected with the fixing plate, and a rubber cushion layer is arranged at the bottom of the fixing plate.

4. The hoisting device of the prefabricated square pipe culvert according to claim 3, wherein another rubber cushion layer is arranged on the lower horizontal pipe.

5. The hoisting device of the prefabricated square pipe culvert according to claim 1, wherein handrails are arranged on the side walls of the vertical pipes.

6. The hoisting device of the prefabricated square pipe culvert according to claim 1, wherein a triangular piece is arranged at the top of the upper transverse pipe; the triangle comprises two mutually connected diagonal rods, and a support rod is arranged in the middle of each diagonal rod.

7. The hoisting device of the prefabricated square pipe culvert according to claim 6, wherein connecting pieces are respectively arranged at two ends of the upper transverse pipe; the connecting piece comprises a rotating rod and two lifting lugs fixed on the upper transverse plate in a welding mode, and the end part of the rotating rod penetrates through the lifting lugs and then is fixed with a rotating rod top cap; the ends of the two inclined rods of the triangular piece are respectively welded and fixed on the rotating rods of the two connecting pieces.

8. The hoisting device of the prefabricated square pipe culvert according to claim 4, wherein the thickness of the rubber cushion layer and the other rubber cushion layer is 5-10cm.

9. The hoisting equipment for the prefabricated square pipe culvert is characterized by comprising two hoisting devices of the prefabricated square pipe culvert, and a connecting rod, wherein the connecting rod is fixedly connected to vertical pipes of two clamping pieces.

10. The hoisting equipment of the prefabricated square pipe culvert according to claim 9, wherein the connecting rod is connected to the middle part of the vertical pipe of the clamping piece through a bolt lock.

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