CN217864922U - Length-adjustable brace rod device for bundling large-scale crane - Google Patents

Abstract

The utility model discloses a large crane is tied up and is used adjustable length vaulting pole device belongs to hoist ocean transportation technical field, has solved and has adopted among the prior art bolt flange joint to change vaulting pole length and have the bolt loss, waste time and energy, the vaulting pole bears the tension and compression load and makes bolt flange stress state poor, and the flange bolt can become flexible when the ship high frequency rocks, causes to tie up the problem of inefficacy, and the concrete scheme is as follows: the utility model provides a large crane is tied up and is used adjustable length vaulting pole device, the electric iron comprises a pole body, the body of rod includes vaulting pole and two end poles, two end poles directly dock or dock with the both ends of at least one vaulting pole, the both ends of vaulting pole all are equipped with the backup pad with the one end that the end pole is close to the vaulting pole, the backup pad outside sets up first otic placode, the inboard sets up two second otic placodes, first otic placode is located body of rod both sides respectively with the second otic placode, be equipped with the trompil in the backup pad, when two body of rod are connected, first otic placode passes the trompil and passes through the fixed shaft with the second otic placode and be connected.

Description

Length-adjustable brace rod device for bundling large-scale crane

Technical Field

The utility model belongs to the technical field of the hoist ocean transportation technique and specifically relates to a large crane is tied up and is used adjustable length vaulting pole device.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The large crane is delivered to a use place through a marine transportation mode from a manufacturing place, the stay bars used by the large crane are bundled, the lengths of the stay bars are different due to the different heights of the crane, the stay bar lengths cannot be exchanged during the use of each transportation voyage, the stay bars must be newly manufactured or modified according to the length requirements of equipment on the stay bars, the stay bars cannot be recycled, and huge cost loss is generated. If the original length stay bar is adopted for transformation, great labor cost can be generated, the stay bar which is obtained by adopting the old piece transformation has the phenomena that the coaxiality of the stay bar cannot be ensured, the welding seam defect exists, and the like, and potential safety hazards exist in the sea transportation process.

The inventor discovers that if the length adjustment problem of the stay bar is solved by adopting bolt flange connection, bolt loss exists in the recycling process, a plurality of bolts need to be screwed down simultaneously, time and labor are wasted, the stay bar bears the tension and compression load, so that the stress state of the bolt flange is poor, the crane shakes due to the high frequency of the ship when in sea transportation, the flange bolt can be loosened, and accidents such as failure of bundling are caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a large crane is tied up and is used adjustable length vaulting pole device, interchangeability and serialization degree are strong, simple to operate, can quick adjustment vaulting pole length, do not have the bolt loss, can recycle.

In order to achieve the above purpose, the present invention is realized by the following technical solution:

the utility model provides a large crane is tied up and is used adjustable length vaulting pole device, the electric iron comprises a pole body, the body of rod includes vaulting pole and two end poles, two end poles directly dock or dock with the both ends of at least one vaulting pole, the both ends of vaulting pole all are equipped with the backup pad with the one end that the end pole is close to the vaulting pole, the backup pad outside sets up first otic placode, the inboard sets up two second otic placodes, first otic placode is located body of rod both sides respectively with the second otic placode, be equipped with the trompil in the backup pad, when two body of rod are connected, first otic placode passes the trompil and passes through the fixed shaft with the second otic placode and be connected.

According to the length-adjustable stay bar device for bundling the large crane, the rib plate is arranged on the inner side of the supporting plate corresponding to the first lug plate, and the rib plate and the first lug plate are of an integrated structure.

According to the length-adjustable support rod device for bundling large cranes, the opening in the support plate is arranged between the two second lug plates, and the first lug plate and the second lug plates are provided with through holes.

According to the length-adjustable support rod device for bundling the large crane, the fixed shaft is a round shaft, shaft grooves are formed in two sides of each end of the round shaft, and the round shaft penetrates through the through hole and then is clamped and fixed with the shaft grooves in the outer side of the second lug plate through the positioning plate.

According to the length-adjustable support rod device for bundling the large crane, the threaded holes are formed in the second lug plate close to the through holes, the same threaded holes are correspondingly formed in the two ends of the positioning plate, and the positioning plate is fixedly connected with the outer side of the second lug plate through the connecting piece.

According to the length-adjustable support rod device for bundling the large crane, the fixed shaft is a square shaft, the square shaft penetrates through the through holes in the first lug plate and the second lug plate, and the wedge block is arranged on one side of the square shaft in the through hole to tightly support the square shaft.

According to the length-adjustable stay bar device for bundling the large-scale crane, the end of the end bar, which is far away from the stay bar, is provided with the third lug plate, and the third lug plate is hinged with the support on the crane or the support on the ship board.

The length-adjustable support rod device for bundling the large crane is characterized in that the support rod is of a central symmetrical structure.

According to the length-adjustable support rod device for bundling the large crane, the support plate is provided with the plurality of positioning bolt holes.

According to the length-adjustable support rod device for bundling the large crane, the positioning bolt holes are annularly arranged on the periphery of the rod body.

Above-mentioned the utility model has the advantages as follows:

1) The utility model discloses a setting of end pole and vaulting pole can realize two end poles self equipment, also can install different vaulting poles additional between two end poles and change the length of the whole body of rod to satisfy different operating mode demands, the interchange and the serialization degree of overall structure design are strong, are favorable to improving the work efficiency that body of rod length reforms transform, and can recycle.

2) The assembled stay bar body is high in safety factor, can bear large pulling and pressing loads, can be replaced and spliced at will in the whole structure, and is high in interchangeability.

3) Through adopting the fixed mode of circle axle or adopting the square shaft to add the fixed mode of wedge, compare in the mode that adopts flange bolted connection, holistic body of rod length reforms transform work load little, need not to screw the nut in a large number when the installation, and the connection form is reliable, eliminates the problem of nut harm.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Fig. 1 is a schematic view of the whole structure of an adjustable length brace rod device for bundling a large-sized crane according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an end rod in an embodiment of the present invention.

Fig. 3 is a schematic end face structure diagram of an end rod and a stay rod in the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a stay bar in the embodiment of the present invention.

Fig. 5 is a schematic structural view of the embodiment of the present invention in which the stay bar and the end bar are connected by a circular shaft.

Fig. 6 is a schematic view of a portion a of fig. 5.

Fig. 7 is a sectional view of a portion of a round shaft provided with a shaft groove according to an embodiment of the present invention.

Fig. 8 is a side view of a round shaft in an embodiment of the invention.

Fig. 9 is a schematic structural diagram of a wedge block in an embodiment of the present invention.

Fig. 10 is a schematic diagram of the embodiment of the present invention in which the brace rod and the end rod are connected by a square shaft and a wedge block.

Fig. 11 is a side view of the embodiment of the present invention in which the stay bar and the end bar are connected by a square shaft and a wedge block.

In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.

Wherein: 1. the novel bearing comprises a first end rod, a second end rod, a support rod 3, a support plate 4, an opening 5, a first lug plate 6, a second lug plate 7, a positioning plate 8, a round shaft 9, a shaft groove 9-1, a square shaft 10, a wedge block 11 and a limiting plate 12.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Just as the introduction of background art, adopt among the prior art that bolt flange connects to change vaulting pole length there is the bolt loss, waste time and energy, the vaulting pole bears and draws pressure load to make bolt flange stress state poor, and the flange bolt can become flexible when the ship high frequency rocks, causes to tie up the problem of inefficacy, in order to solve above technical problem, the utility model provides a large crane ties up and uses adjustable length vaulting pole device.

Example one

The utility model discloses an in the typical embodiment, refer to fig. 1-11, a large crane is tied up and is used adjustable length vaulting pole device, including the body of rod, wherein the body of rod divide into end pole and vaulting pole 3, and end pole quantity is two, and 3 quantity of vaulting pole specifically set up according to the transportation number of voyages and different equipment to body length requirements.

The end rods are arranged to be two, the end rods are respectively a first end rod 1 and a second end rod 2 and are arranged at two ends of the supporting rod 3, one end, far away from the supporting rod 3, of each end rod is provided with an ear plate, the ear plates are hinged to supports on the crane and supports on the ship board respectively, and then binding of the supporting rods with adjustable lengths to the crane is achieved.

Further, the end pole is close to the one end of vaulting pole and the both ends structure homogeneous phase of vaulting pole, and in actual transportation, when the required length of the body of rod need install a vaulting pole 3 additional, the body of rod of a new length of vaulting pole 3's both ends and first end pole 1 and the 2 fixed connection combinations of second end pole can be changed a longer or shorter vaulting pole 3 when the length demand narrow-range change of the body of rod. When body of rod demand length is great, can adopt a longer vaulting pole 3 to be fixed with two end poles according to the field situation, perhaps, adopt two or even both ends and the end pole after 3 combination concatenations of a plurality of shorter vaulting poles are fixed, when body of rod length reforms transform to vaulting pole 3 used quantity is few, save work load is first principle.

It is understood that when the required rod length is small, the first end rod 1 and the second end rod 2 can be directly combined and spliced without using the stay bar as an extension piece for modifying the rod length, as shown in fig. 1.

The length of the end rod is preferably 2.5m, the stay bar 3 can be made into a plurality of standby stay bars for different conditions, the stay bars 3 with different lengths can be made, the stay bars 3 can be prepared into lengths of 1m, 2m, 3m, 5m and 7m, and as shown in fig. 4, when the crane is transported, the stay bars 3 with corresponding lengths and numbers are specifically selected to be spliced with the end rods according to needs.

Above-mentioned end pole and vaulting pole set up, can realize two end pole self equipment, also can install the vaulting pole additional between two end poles and change the length of the total body of rod to satisfy different operating mode demands, overall structure design interchange and serialization degree are strong, improve work efficiency.

Specifically, the end rod and the end rod of the present embodiment, or the end rod and the stay rod are fixedly connected through different ear plates and supporting plates 4.

As shown in fig. 2-4, through holes are formed in the ear plates between different end rods or support rods, and fixed connection is completed by matching a fixed shaft and the through holes, wherein support plates 4 are respectively arranged at two ends of the support rods 3 and one end of the support rod connected with the end rods, and the left end and the right end of each support plate 4 protrude out of the end rods and the body of the support rod 3, a first ear plate 6 is arranged at the outer side, i.e. the connecting side, of each support plate 4, two second ear plates 7 are arranged at the inner side, and the first ear plate 6 and the second ear plates 7 are respectively positioned at two sides of the body of rod, as shown in fig. 2, rib plates are arranged at positions corresponding to the first ear plates 6 at the inner side of the support plates, and are integrated with the first ear plates, so as to enhance the connection strength of the first ear plates.

One side of the second ear plate 7 is connected with the inner side of the supporting plate, and the other side is connected with the outer wall of the rod body of the end rod or the stay rod, and also has the function of a rib plate.

Be equipped with the trompil of rectangle in backup pad 4, when two body of rod connections, first otic placode 6 passes the trompil in the backup pad and passes through the fixed axle with second otic placode 7 and be connected, changes vaulting pole quantity and can realize changing total pole body length to adapt to the operating mode of multiple different demands, the trompil setting in the backup pad is between two second otic placodes, and is reasonable in order to guarantee overall structure atress.

The first lug plate penetrates through the opening to be connected with the second lug plate through the fixed shaft, and the first lug plate on the first end rod penetrates through the opening on the second end rod, and the first lug plate on the second end rod penetrates through the opening on the first end rod and is finally connected with the second lug plate through the fixed shaft.

It will be appreciated that both ends of the brace 3 need to be fixedly connected, and therefore the brace is a centrosymmetric structure.

As shown in fig. 5-8, the first ear plate 6 and the second ear plate 7 on the stay bar 3 and the end bar are provided with through holes, the fixing shaft is a circular shaft 9, two sides of two ends of the circular shaft 9 along the length direction are provided with shaft grooves 9-1, one circular shaft 9 is provided with four shaft grooves 9-1, and the shaft grooves 9-1 are rectangular grooves.

As shown in fig. 6, after passing through the through hole, the round shaft 9 is fixed with the shaft groove 9-1 exposed outside the second ear plate 7 by the positioning plate 8, the number of the positioning plates 8 corresponds to the number of the shaft grooves 9-1, and one positioning plate is matched with one shaft groove, so that four positioning plates are arranged.

Further, be close to through-hole department on the second otic placode 7 and be equipped with the screw hole, the locating plate both ends also correspond and are equipped with the same screw hole, are equipped with two screw holes on 8 locating plates of this embodiment, and the locating plate passes through connecting piece and second otic placode outside fixed connection. The connecting piece can adopt the screw, and can know through figure 6, the locating plate butt axle box in the second otic placode outside to locating plate and second otic placode fixed connection can prevent on the one hand that the circumference from rotating, and on the other hand can prevent that the circumference from scurrying out, guarantee the stable cooperation of circle axle and otic placode, have realized the fixed connection between end rod and end rod or end rod and the vaulting pole.

Furthermore, a positioning bolt hole is formed in the support plate. The positioning bolt hole hoop sets up all sides at the body of rod, need carry out the circumferencial direction location to each body of rod in installation initial stage location, adopts the screw to pass through the positioning bolt hole and can realize the quick circumference location combination to two adjacent bodies of rod, and then guarantees the axiality of otic placode through-hole between the adjacent body of rod to it is follow-up to fix between the body of rod.

In another preferred example, as shown in fig. 9-11, the fixed shaft is selected as a square shaft 10, the square shaft is a rectangular block structure, after the square shaft 10 passes through the through holes of the first lug plate and the second lug plate, a wedge block 11 is arranged on one side of the square shaft in the through hole to tightly abut against the square shaft, the section of the wedge block 11 is trapezoidal, after the square shaft is installed, one wedge block is inserted first, then the second wedge block is inserted, the two wedge blocks are overlapped to form a rectangular block structure, the wedge block can be installed by using an operating tool, and when the wedge block is disassembled, the operation is also assisted.

After two wedges 11 tight square shafts in top have been installed, spot welding is carried out between two wedges for two wedges relatively fixed, spot welding is carried out in voussoir 11 and square shaft cooperation department simultaneously and is fixed, and the pore wall that finally realizes the whole integrated configuration's that square shaft 10 and voussoir 11 formed both sides and first otic placode and second otic placode compresses tightly. Set up limiting plate 12 at the both ends of square shaft, limiting plate 12 is a rectangular plate structure, and the limiting plate both ends are equipped with the screw hole, and what correspond sets up the screw hole on second otic placode 7, and limiting plate 12 passes through the fix with screw in the outside of second otic placode, has realized that the position at square shaft both ends is injectd, prevents that the square shaft from scurrying out along axial direction.

Through adopting the fixed mode of circle axle or adopting the fixed mode of square shaft plus wedge, compare in the mode that adopts flange bolted connection, holistic body of rod length reforms transform work load little, need not to screw the nut in a large number when the installation. And the connection form is reliable, and the problem of damage to the nut is solved. And, adopt fixed axle connection, the factor of safety of the vaulting pole body of rod of newly assembling is high, can bear great drawing, pressure load, and holistic structure can be replaced wantonly and the concatenation is used, and interchangeability is strong.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a large crane is tied up and is used adjustable length vaulting pole device, the power distribution box comprises a pole body, a serial communication port, the body of rod includes vaulting pole and two end poles, two end poles directly dock or dock with the both ends of at least one vaulting pole, the both ends of vaulting pole all are equipped with the backup pad with the one end that the end pole is close to the vaulting pole, the backup pad outside sets up first otic placode, the inboard sets up two second otic placodes, first otic placode is located body of rod both sides with the second otic placode respectively, be equipped with the trompil in the backup pad, when two body of rods are connected, first otic placode passes the trompil and passes through the fixed axle connection with the second otic placode.

2. The length-adjustable stay bar device for bundling large cranes according to claim 1, wherein the inner side of the supporting plate is provided with a rib plate corresponding to the first ear plate, and the rib plate and the first ear plate are of an integrated structure.

3. The adjustable length brace rod device for bundling large cranes according to claim 1, wherein the opening of the supporting plate is disposed between two second ear plates, and the first ear plate and the second ear plate are provided with through holes.

4. The length-adjustable brace rod device for bundling large cranes according to claim 3, wherein the fixed shaft is a round shaft, shaft grooves are formed on both sides of each end of the round shaft, and the round shaft passes through the through hole and then is fastened and fixed with the shaft grooves on the outer sides of the second ear plates through the positioning plates.

5. The length-adjustable stay bar device for bundling large cranes according to claim 4, wherein the second ear plate is provided with a threaded hole near the through hole, two ends of the positioning plate are correspondingly provided with the same threaded hole, and the positioning plate is fixedly connected with the outer side of the second ear plate through a connecting piece.

6. The adjustable length brace rod device for bundling large cranes according to claim 3, wherein the fixed shaft is a square shaft, the square shaft passes through the through holes of the first ear plate and the second ear plate, and a wedge block is arranged on one side of the square shaft in the through hole to tightly support the square shaft.

7. The adjustable length brace rod device for bundling large cranes according to claim 1, wherein a third ear plate is provided at the end of the end rod far from the brace rod, and the third ear plate is hinged with a support on the crane or a support on the side of a ship.

8. The adjustable length brace rod device for bundling large cranes according to claim 1, wherein the brace rod has a central symmetrical structure.

9. The length-adjustable brace rod device for bundling large cranes according to claim 1, wherein a plurality of positioning bolt holes are formed on the support plate.

10. The adjustable length brace rod device for bundling large cranes according to claim 9, wherein the positioning bolt holes are circumferentially arranged on the periphery of the rod body.

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