CN208218169U - The derrick rig of adjustable lifting point - Google Patents
The derrick rig of adjustable lifting point Download PDFInfo
- Publication number
- CN208218169U CN208218169U CN201820466971.9U CN201820466971U CN208218169U CN 208218169 U CN208218169 U CN 208218169U CN 201820466971 U CN201820466971 U CN 201820466971U CN 208218169 U CN208218169 U CN 208218169U
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- China
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- load
- connecting elements
- carrying members
- lifting point
- derrick rig
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Abstract
The utility model discloses a kind of derrick rigs of adjustable lifting point, it includes load-carrying members and several connecting elements, several first connecting portions are equipped with along the length direction of the load-carrying members in the load-carrying members, the connecting elements is removably attachable to the first connecting portion, for the part connecting elements for connecting the suspension centre for slinging object, remaining described connecting elements slings mechanism for connecting in several described connecting elements.The derrick rig of the adjustable lifting point of the utility model, it is detachably connected in the first connecting portion of load-carrying members by connecting elements, so that setting position of the connecting elements in load-carrying members is adjustable, after reasonable Arrangement connector, it can effectively reduce and sling moment of flexure caused by object and load-carrying members, the radius of gyration for slinging mechanism is effectively reduced, the work capacity for slinging mechanism is greatly strengthened.
Description
Technical field
The utility model relates to a kind of derrick rigs of adjustable lifting point.
Background technique
Currently, proposing greatly challenge to the lifting of station inside precast stair under existing metro station construction mode.Subway
Plate bearing capacity limits Large-scale Hoisting equipment operation and constructs in narrow inner space and station hall layer, and small-size hoisting machine tool equipment
Crane capacity is again limited, generally requires two lifting machine equipment and lifts operation.Even if the gangboard component to precast stair passes through
Rational Design on Plane, the weight of precast stair gangboard are still bigger than the stair gangboard scale of construction of conventional civil buildings.
The feature big in face of the stair scale of construction, the equipment scale of construction is small is many times had to using two equipment lifting operations.It is existing
Way be to be directly connected on the suspension centre of precast stair gangboard using two lifting machine equipment, due on precast stair
Hoisting point position will not change so that two lifting machine equipment can be generated during lifting and carrying it is biggish curved
Square, therefore there is also inefficient possibility in the small-size hoisting machine tool equipment of subway station inner space construction operation, very much
When be also difficult to competent lifting operation.
Under the premise of can not change lifting machine equipment and prefabricated components, designs rationally lifting and assist helping to lift applying
The smooth development of work is very necessary.It is directly related that the crane capacity of lifting machine equipment with it lifts the radius of gyration, designs one kind
The auxiliary lifting device that can change starting point suspension centre can greatly increase the construction operation ability of small device, not have certain
Also it is able to carry out lifting operation in the case where condition, there is stronger practical value.
Utility model content
The technical problems to be solved in the utility model is to overcome the existing small-size hoisting machine tool inside subway station
Equipment is difficult to the defect of competent lifting operation, provides a kind of derrick rig of adjustable lifting point.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of derrick rig of adjustable lifting point, it is characterized in that comprising load-carrying members and several connecting elements, in institute
It states in load-carrying members and is equipped with several first connecting portions along the length direction of the load-carrying members, the connecting elements is detachable
Ground is connected to the first connecting portion, and the part connecting elements slings hanging for object for connecting in several described connecting elements
Point, remaining described connecting elements sling mechanism for connecting.
In the present solution, form using the above structure, is detachably connected to the first of load-carrying members by connecting elements
On interconnecting piece, so that setting position of the connecting elements in load-carrying members is adjustable, part connecting elements, which is connected to, slings object
Suspension centre, the position of the part connecting elements is adjusted, so that the connecting elements of the part is located at the surface of suspension centre.
In addition, remaining connecting elements is connected to and slings mechanism, by adjusting connecting elements in the position of load-carrying members, rationally
After arranging connecting elements position, it can effectively reduce and sling moment of flexure caused by object and load-carrying members, greatly strengthen and sling
The lifting operation ability of mechanism.And the radius of gyration for slinging mechanism is effectively reduced, improve the stabilization safety for slinging mechanism.
Preferably, the connecting elements includes left connector and right connector, the load-carrying members are located at the left company
Between fitting and the right connector, the left connector and the right connector include lifting lug portion and second connecting portion,
The second connecting portion is connected to the first connecting portion, and the lifting lug portion is connected to the top of the second connecting portion, and institute
Lifting lug portion is stated for connecting the suspension centre for slinging object or described slinging mechanism.
In the present solution, form using the above structure, is convenient for the connection sling mechanism, sling object by lifting lug portion.
In addition, being connected to first connecting portion by second connecting portion, effectively reinforce the connection of connecting elements and load-carrying members
Intensity improves the security and stability of the derrick rig of adjustable lifting point.
Preferably, the left connector and the right connector further include having third interconnecting piece, the third interconnecting piece
It is connected to the bottom of the second connecting portion, and the third interconnecting piece of the left connector is connected to the right connector
The third interconnecting piece.
In the present solution, form, left connector are connected with right connector by third interconnecting piece using the above structure, so that
Load-carrying members are closely located between left connector and right connector, effectively reinforce connecting elements and the connection of load-carrying members is strong
Degree, improves the security and stability of the derrick rig of adjustable lifting point.
Preferably, the load-carrying members include web, top flange plate and bottom wing listrium, the top flange plate and it is described under
Flange plate is connected to the top and bottom of the web, several described first connecting portions are along the length of the load-carrying members
Directional spreding is spent on the web.
In the present solution, form using the above structure, effectively strengthens load-carrying members by top flange plate and bottom wing listrium
Bending resistance, improve the stability of the derrick rig of adjustable lifting point.
In addition, connecting elements is connected on web and can be with top flange plate and bottom wing listrium against being easily installed, and add
The strong bonding strength of connecting elements and load-carrying members.
Preferably, having card slot, institute between the second connecting portion described in the connecting elements and the third interconnecting piece
Bottom wing listrium is stated to be located in the card slot.
In the present solution, form, bottom wing listrium are located in card slot, effectively strengthen connecting elements and hold using the above structure
The bonding strength of weight structure improves the stabilization safety of the derrick rig of adjustable lifting point.
Preferably, the top of the connecting elements has holding tank, the top flange plate is located in the holding tank, described
Lifting lug portion is located on the holding tank, and the top flange plate is located at the lower section in the lifting lug portion.
In the present solution, form, top flange plate are located in holding tank using the above structure, mechanism is sling in lifting operation
When, top flange plate will be fastened between lifting lug portion and second connecting portion, effectively strengthen the company of connecting elements and load-carrying members
Intensity is connect, the stabilization safety of the derrick rig of adjustable lifting point is improved.
Preferably, the first connecting portion is perforation, the connecting elements passes through the perforation simultaneously by high-strength bolt
It is connected in the load-carrying members.
In the present solution, form using the above structure, first connecting portion structure is simple, and convenient for connection.
Preferably, several described perforation are in two rows of and interlaced be distributed in the load-carrying members.
In the present solution, form using the above structure, avoids perforating overstocked and leading to deformation, improves the support of load-carrying members
Intensity.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get the utility model respectively compared with
Good example.
The positive effect of the utility model is:
The derrick rig of the adjustable lifting point of the utility model is detachably connected to the of load-carrying members by connecting elements
On one interconnecting piece, so that setting position of the connecting elements in load-carrying members is adjustable, after reasonable Arrangement connector, Ke Yiyou
Effect, which reduces, slings moment of flexure caused by object and load-carrying members, effectively reduces the radius of gyration for slinging mechanism, greatly strengthens
Sling the work capacity of mechanism.
Detailed description of the invention
Fig. 1 is the use structural schematic diagram of the derrick rig of the adjustable lifting point of the utility model embodiment.
Fig. 2 is the structural schematic diagram of the derrick rig of the adjustable lifting point of the utility model embodiment.
Fig. 3 is the structural schematic diagram of the connecting elements of the derrick rig of the adjustable lifting point of the utility model embodiment.
Fig. 4 is another structural schematic diagram of the connecting elements of the derrick rig of the adjustable lifting point of the utility model embodiment.
Description of symbols:
Load-carrying members 1
First connecting portion 11
Top flange plate 12
Web 13
Bottom wing listrium 14
Connecting elements 2
Left connector 21
Right connector 22
Lifting lug portion 23
Second connecting portion 24
Third interconnecting piece 25
Card slot 26
Holding tank 27
Reinforcement part 28
The derrick rig 10 of adjustable lifting point
Sling object 20
Suspension centre 21
Sling mechanism 30
Specific embodiment
Illustrate below by the mode of embodiment and completely the utility model in conjunction with attached drawing to become apparent from, but not therefore
Among the scope of embodiments that the utility model is limited in.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the derrick rig 10 of the adjustable lifting point of the utility model embodiment includes load-bearing
Structure 1 and several connecting elements 2 are equipped with several first connections in load-carrying members 1 along the length direction of load-carrying members 1
Portion 11, connecting elements 2 are removably attachable to first connecting portion 11.Load-carrying members 1 are detachably connected to by connecting elements 2
First connecting portion 11 on so that setting position of the connecting elements 2 in load-carrying members 1 is adjustable.
Part connecting elements 2 is for connecting the suspension centre 21 for slinging object 20 in several connecting elements 2, remaining connecting elements 2
Mechanism 30 is sling for connecting.Part connecting elements 2 is connected to the suspension centre 21 for slinging object 20, since connecting elements 2 can held
Adjusting position on weight structure 1, so that the connecting elements 2 of the part is located at the surface of suspension centre 21.Meanwhile remaining connecting elements 2
It is connected to and slings mechanism 30, by adjusting connecting elements 2 in the position of load-carrying members 1, so that the lifting rope for slinging mechanism 30 is vertical
After load-carrying members 1, the position of reasonable Arrangement connecting elements 2, it can effectively reduce produced by slinging object 20 and load-carrying members 1
Moment of flexure, greatly strengthen the lifting operation ability for slinging mechanism 30.And the radius of gyration for slinging mechanism 30 is effectively reduced, benefit
The work capacity for slinging mechanism 30 can be greatly strengthened with the derrick rig 10 of adjustable lifting point.
Load-carrying members 1 may include having top flange plate 12, web 13 and bottom wing listrium 14, top flange plate 12 and bottom wing listrium
14 are connected to the top and bottom of web 13, several first connecting portions 11 are distributed along the length direction of load-carrying members 1
On web 13.The bending resistance that load-carrying members 1 are effectively strengthened by top flange plate 12 and bottom wing listrium 14, improves adjustable
The stability of the derrick rig 10 of suspension centre.Meanwhile connecting elements 2 is connected on web 13, enables connecting elements 2 and upper limb
Listrium 12 and bottom wing listrium 14 are against being easily installed, and strengthen the bonding strength of connecting elements 2 Yu load-carrying members 1.
First connecting portion 11 can be perforation, and structure is simple, and convenient for connection.Connecting elements 2 is worn by high-strength bolt
It crosses and perforates and be connected in load-carrying members 1, reinforce the bonding strength between connecting elements 2 and load-carrying members 1, improve adjustable lifting point
Derrick rig 10 stabilization safety.
Several perforation in it is two rows of and it is interlaced be distributed in load-carrying members 1, avoid perforating overstocked and leading to deformation, mention
The support strength of high load-carrying members 1.Wherein, load-carrying members 1 are used as primary structure member, and the primary structure of load-carrying members 1 can use
Welding H-bar opens continuous equally spaced two rows of perforation on the web 13 of welding H-bar.Two rows perforation intermeshes,
And any one in upper row perforation is placed exactly in the centre of the two neighboring perforation of lower row, any one in lower row's perforation is just
Positioned at the centre of the two neighboring perforation of upper row.
Connecting elements 2 may include having left connector 21 and right connector 22, and load-carrying members 1 are located at left connector 21 and the right side
Between connector 22, left connector 21 and right connector 22 include lifting lug portion 23 and second connecting portion 24, second connecting portion
24 are connected to first connecting portion 11, and lifting lug portion 23 is connected to the top of second connecting portion 24, and lifting lug portion 23 is sling for connecting
The suspension centre 21 of object 20 slings mechanism 30.Part connecting elements 2 slings hanging for object 20 for connecting in several connecting elements 2
Point 21, the lifting lug portion 23 of the part connecting elements 2 is located at the lower section of load-carrying members 1；Remaining connecting elements 2 slings machine for connecting
Structure 30, the lifting lug portion 23 of the part connecting elements 2 are located at the top of load-carrying members 1.By lifting lug portion 23 convenient for sling mechanism 30,
Sling the connection of object 20.Meanwhile first connecting portion 11 is connected to by second connecting portion 24, effectively reinforces connecting elements 2 and hold
The bonding strength of weight structure 1 improves the security and stability of the derrick rig 10 of adjustable lifting point.
Left connector 21 and right connector 22 can also include third interconnecting piece 25, and third interconnecting piece 25 is connected to
The bottom of two interconnecting pieces 24, and the third interconnecting piece 25 of left connector 21 is connected to the third interconnecting piece 25 of right connector 22.It is left
Connector 21 and right connector 22 are connected by third interconnecting piece 25, so that load-carrying members 1 are closely located at left 21 He of connector
Between right connector 22, effectively reinforce the bonding strength of connecting elements 2 and load-carrying members 1, improves the sunpender dress of adjustable lifting point
Set 10 security and stability.
It can have card slot 26, bottom wing listrium 14 in connecting elements 2 between second connecting portion 24 and third interconnecting piece 25
In card slot 26.Restriction effect can be played to bottom wing listrium 14 by card slot 26, it is de- to ensure that load-carrying members 1 will not generate
From phenomenon, and the bonding strength of connecting elements 2 Yu load-carrying members 1 is effectively strengthened, improves the derrick rig 10 of adjustable lifting point
Stabilization safety.
The top of connecting elements 2 can have holding tank 27, and top flange plate 12 is located in holding tank 27, and lifting lug portion 23 is located at
On holding tank 27, and top flange plate 12 is located at the lower section in lifting lug portion 23.The top at the top of left connector 21 and right connector 22
Between form holding tank 27, restriction effect can be played to top flange plate 12 by holding tank 27, mechanism 30 is sling and lifting
When operation, top flange plate 12 will be fastened between lifting lug portion 23 and second connecting portion 24, ensure that load-carrying members 1 will not generate
Break-off effectively strengthens the bonding strength of connecting elements 2 Yu load-carrying members 1, improves the derrick rig 10 of adjustable lifting point
Stabilization safety.
Left connector 21 and right connector 22 can also include reinforcement part 28, reinforcement part 28 be connected to lifting lug portion 23,
Second connecting portion 24 and third interconnecting piece 25.Reinforcement part 28 plays the structural strength for reinforcing left connector 21 and right connector 22,
Improve the stabilization safety of the derrick rig 10 of adjustable lifting point.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the protection scope of the utility model.
Claims (8)
1. a kind of derrick rig of adjustable lifting point, which is characterized in that it includes load-carrying members and several connecting elements, described
Several first connecting portions are equipped with along the length direction of the load-carrying members in load-carrying members, the connecting elements is removably
It is connected to the first connecting portion, the part connecting elements slings hanging for object for connecting in several described connecting elements
Point, remaining described connecting elements sling mechanism for connecting.
2. the derrick rig of adjustable lifting point as described in claim 1, which is characterized in that the connecting elements includes left connection
Part and right connector, the load-carrying members are between the left connector and the right connector, the left connector and institute
Stating right connector includes lifting lug portion and second connecting portion, and the second connecting portion is connected to the first connecting portion, described
Lifting lug portion is connected to the top of the second connecting portion, and the lifting lug portion is used to connect the suspension centre or described for slinging object
Sling mechanism.
3. the derrick rig of adjustable lifting point as claimed in claim 2, which is characterized in that the left connector and the right connection
Part further includes having third interconnecting piece, and the third interconnecting piece is connected to the bottom of the second connecting portion, and the left connection
The third interconnecting piece of part is connected to the third interconnecting piece of the right connector.
4. the derrick rig of adjustable lifting point as claimed in claim 3, which is characterized in that the load-carrying members include web,
Top flange plate and bottom wing listrium, the top flange plate and the bottom wing listrium are connected to the top and bottom of the web,
Several described first connecting portions are distributed on the web along the length direction of the load-carrying members.
5. the derrick rig of adjustable lifting point as claimed in claim 4, which is characterized in that second described in the connecting elements
There is card slot, the bottom wing listrium is located in the card slot between interconnecting piece and the third interconnecting piece.
6. the derrick rig of adjustable lifting point as claimed in claim 4, which is characterized in that the top of the connecting elements, which has, to hold
Receive slot, the top flange plate is located in the holding tank, and the lifting lug portion is located on the holding tank, and the top flange plate position
In the lower section in the lifting lug portion.
7. the derrick rig of adjustable lifting point as described in claim 1, which is characterized in that the first connecting portion is perforation, institute
Connecting elements is stated to pass through the perforation by high-strength bolt and be connected in the load-carrying members.
8. the derrick rig of adjustable lifting point as claimed in claim 7, which is characterized in that several described perforation are in two rows of and phase
Mutually it is interspersed in the load-carrying members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466971.9U CN208218169U (en) | 2018-04-03 | 2018-04-03 | The derrick rig of adjustable lifting point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466971.9U CN208218169U (en) | 2018-04-03 | 2018-04-03 | The derrick rig of adjustable lifting point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208218169U true CN208218169U (en) | 2018-12-11 |
Family
ID=64504553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820466971.9U Active CN208218169U (en) | 2018-04-03 | 2018-04-03 | The derrick rig of adjustable lifting point |
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| Country | Link |
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| CN (1) | CN208218169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328466A (en) * | 2018-04-03 | 2018-07-27 | 上海公路桥梁（集团）有限公司 | The derrick rig of adjustable lifting point |
-
2018
- 2018-04-03 CN CN201820466971.9U patent/CN208218169U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328466A (en) * | 2018-04-03 | 2018-07-27 | 上海公路桥梁（集团）有限公司 | The derrick rig of adjustable lifting point |
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