CN208916629U - A kind of crane main beam structure - Google Patents
A kind of crane main beam structure Download PDFInfo
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- CN208916629U CN208916629U CN201821610512.XU CN201821610512U CN208916629U CN 208916629 U CN208916629 U CN 208916629U CN 201821610512 U CN201821610512 U CN 201821610512U CN 208916629 U CN208916629 U CN 208916629U
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- cover plate
- main beam
- beam structure
- kelly
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Abstract
The utility model provides a kind of crane main beam structure.The crane main beam structure includes: two webs；The two sides at the top of upper cover plate and lower cover plate, the two sides of the bottom of the upper cover plate and the lower cover plate pass through the top and bottom that sliding shoe slides on two webs respectively；Four U-shaped frames, the side of four U-shaped frames are individually fixed in the top and bottom of two opposite sides of the web；Two transverse slats, the two sides of two transverse slats are active in respectively between two opposite sides of the U-shaped frame.Crane main beam structure provided by the utility model, pass through the installation of two transverse slats, it can make to keep relative stability between two webs, make two web stress uniform when in use, reduce the risk of single web damage, it can be improved two stability between web and upper cover plate and lower cover plate by the first connecting plate and the second connecting plate, improve fastness when use, guarantee safety when its use.
Description
Technical field
The utility model relates to crane field more particularly to a kind of crane main beam structures.
Background technique
Crane refers to more movement hoisting machineries of vertical-lift in a certain range and horizontal carrying heavy goods, also known as day
Vehicle, hanging, crane, wheel-mounted crane are mainly characterized by: it travels driver's cabin and lifting control cabinl pulpit is combined into one, is by crawler belt
Crane (crawler crane) develops, and the crawler belt of walking mechanism and mobile holder part are become the chassis for having tire, overcome
The shortcomings that crawler crane (crawler crane) creeper tread road pavement damages, belongs to material carrying machine, and bridge crane is horizontal
Frame carries out the lifting equipment of material handling in workshop, warehouse and stock ground overhead, since its both ends are located at tall and big concrete column
Or on metallic support, shape like bridge, the gantry of bridge crane along be laid on two sides it is overhead on track it is longitudinally running, can be with
The space handling material below gantry is made full use of, not by the obstruction of ground installation, it is that use scope is most wide, quantity is most
A kind of hoisting machinery.
Existing crane main beam structure is largely U-shaped structure, and a part is cover board web pattern, and U-shaped structure is
It is process by flanging mode, is limited to equipment situation, U-shaped structure verticality and opening size have certain error, right
Need to expend certain energy docking when connecing, and it is more to dock rear joint；Current cover board web type structure, when in use, surely
Qualitative lower, structure stress is uneven, situations such as damaged easily occurs.
Therefore, it is necessary to provide a kind of crane main beam structure solution above-mentioned technical problem.
Utility model content
The utility model provides a kind of crane main beam structure, solves existing crane main beam structure, when in use,
The lower problem of stability.
In order to solve the above technical problems, crane main beam structure provided by the utility model includes: two webs；Upper cover plate
And lower cover plate, the two sides at the top of the two sides of the bottom of the upper cover plate and the lower cover plate pass through sliding shoe and slide on respectively
The top and bottom of two webs；Four U-shaped frames, the side of four U-shaped frames are individually fixed in two webs
The top and bottom of opposite side；Two transverse slats, it is opposite that the two sides of two transverse slats are active in two U-shaped frames respectively
Side between；Gripping mechanism extends through surface and the extension of two transverse slats at the top and bottom of the gripping mechanism
To the inside of the transverse slat；The surface of four the first connecting plates, four first connecting plates is individually fixed in the upper cover plate
Top two sides and lower cover plate top two sides；Four the second connecting plates, the side difference of four second connecting plates
Be fixed on two webs mutually from side top and bottom；The surface of kelly, the kelly connects through described second
The one end on the surface of fishplate bar, the kelly runs through first connecting plate and extends to the outside of first connecting plate；Pull handle,
One end of the kelly is fixed in the side of the pull handle；Stablize block, the table of the kelly is fixed in the inside of the stable block
Face；First spring, the both ends of first spring are individually fixed in the stable block side opposite with second connecting plate
Between and be located at the kelly surface.
Preferably, the card slot being used cooperatively with the kelly is offered on first connecting plate, two webs
Top and bottom offer the sliding groove being used cooperatively with the sliding shoe.
Preferably, two transverse slats mutually from side be fixedly connected to card frame, the bottom of the inner wall of the card frame
Two sides slidably connect grip block, and the upper cover plate side opposite with the lower cover plate is fixedly connected to support column, institute
State the two sides of a support column side contacts opposite with two grip blocks.
Preferably, the top and bottom of the two sides of the inner wall of the card frame slidably connect the first rotating block, two institutes
It states and is fixedly connected with second spring between the opposite side of the first rotating block, the surface pivots of first rotating block are connected with
Bar, one end of the connecting rod are rotatably connected to the second rotating block, the side of second rotating block and the side of the grip block
It is fixedly connected.
Preferably, the gripping mechanism includes clamping frame, between the top and bottom of the two sides of the inner wall of the clamping frame
Slidably connect sliding panel, two sliding panels mutually from side be fixedly connected to gag lever post, the one of the gag lever post
End sequentially passes through the clamping frame and the transverse slat and the inside for extending to the transverse slat, and the gag lever post is located at the clamping frame
The surface of outside be fixedly connected with limited block.
Preferably, support plate, the top and bottom of the support plate are fixedly connected between the two sides of the clamping frame inner wall
Portion is fixedly connected to third spring between the side opposite with two sliding panels respectively.
Preferably, the opposite side of two transverse slats offers the limiting slot being used cooperatively with gag lever post, the card
The quantity of tight device is three.
Compared with the relevant technologies, crane main beam structure provided by the utility model is had the following beneficial effects:
The utility model provides a kind of crane main beam structure, in use, by upper cover plate and lower cover plate sliding shoe with
Sliding groove on two webs is overlapped, and is docked, in order to follow-up work personnel's submerged arc welding, two transverse slats are inserted into two
Between U-shaped frame, gag lever post is pressed, makes third spring-compressed, gag lever post is inserted into limiting slot, pass through the elastic force of third spring
Two sliding panels are squeezed, two sliding panels squeeze gag lever post, and make gag lever post keep stablizing, while contact limited block with transverse slat,
Make to keep stablizing between two transverse slats, two webs can be made by the installation of two transverse slats by preventing it from influencing subsequent use
Between keep relative stability, make two web stress uniform when in use, the risk of single web damage reduced, by that will block
One end of bar is inserted into card slot, is pulled by the elastic force of the first spring and is stablized block, and stablizing block makes kelly keep stablizing, and realizes the
Splicing between one connecting plate and the second connecting plate makes it keep stablizing, can be mentioned by the first connecting plate and the second connecting plate
High two stability between web and upper cover plate and lower cover plate, improves fastness when use, guarantees peace when its use
Quan Xing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of preferred embodiment of crane main beam structure provided by the utility model；
Fig. 2 is the portion A shown in FIG. 1 enlarged diagram；
Fig. 3 is the portion B shown in FIG. 1 enlarged diagram；
Fig. 4 is the portion C shown in FIG. 1 enlarged diagram；
Fig. 5 is the structural schematic diagram of gripping mechanism shown in FIG. 1.
Figure label: 1, web, 2, upper cover plate, 3, lower cover plate, 4, U-shaped frame, 5, transverse slat, 6, gripping mechanism, 61, clamping
Frame, 62, sliding panel, 63, support plate, 64, gag lever post, 65, limited block, 66, third spring, the 7, first connecting plate, 8, second connects
Fishplate bar, 9, kelly, 10, card slot, 11, stable block, 12, pull handle, the 13, first spring, 14, sliding shoe, 15, sliding groove, 16, card
Frame, the 17, first rotating block, 18, second spring, 19, connecting rod, the 20, second rotating block, 21, grip block, 22, support column, 23, limit
Position slot.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, wherein Fig. 1 is crane girder knot provided by the utility model
A kind of structural schematic diagram of preferred embodiment of structure；Fig. 2 is the portion A shown in FIG. 1 enlarged diagram；Fig. 3 is the portion B shown in FIG. 1
Enlarged diagram；Fig. 4 is the portion C shown in FIG. 1 enlarged diagram；Fig. 5 is the structural schematic diagram of gripping mechanism shown in FIG. 1.It rises
Heavy-duty machine main beam structure includes: two webs 1；Upper cover plate 2 and lower cover plate 3, the two sides of the bottom of the upper cover plate 2 and the lower cover
The two sides at the top of plate 3 pass through the top and bottom that sliding shoe 14 slides on two webs 1 respectively；Four U-shaped frames 4,
The side of four U-shaped frames 4 is individually fixed in the top and bottom of two opposite sides of the web 1；Two transverse slats 5,
The two sides of two transverse slats 5 are active in respectively between two opposite sides of the U-shaped frame 4；Gripping mechanism 6, the clamping
The top and bottom of device 6 extend through the surface of two transverse slats 5 and extend to the inside of the transverse slat 5；Four first
Connecting plate 7, the surface of four first connecting plates 7 are individually fixed in two sides and the lower cover plate 3 at the top of the upper cover plate 2
The two sides at top；Four the second connecting plates 8, the side of four second connecting plates 8 are individually fixed in two 1 phases of web
From side top and bottom；Kelly 9, the surface of the kelly 9 is through the surface of second connecting plate 8, the card
One end of bar 9 runs through first connecting plate 7 and extends to the outside of first connecting plate 7；Pull handle 12, the pull handle 12
One end of the kelly 9 is fixed in side；Stablize block 11, the surface of the kelly 9 is fixed in the inside of the stable block 11；The
One spring 13, the both ends of first spring 13 are individually fixed in one opposite with second connecting plate 8 of the stable block 11
Surface between side and positioned at the kelly 9.
The card slot 10 being used cooperatively with the kelly 9, the top of two webs 1 are offered on first connecting plate 7
Portion and bottom offer the sliding groove 15 being used cooperatively with the sliding shoe 14.
Two 5 phases of transverse slat from side be fixedly connected to card frame 16, the quantity of card frame 16 is six, the card frame
The two sides of the bottom of 16 inner wall slidably connect grip block 21, and the upper cover plate 2 side opposite with the lower cover plate 3 is equal
It is fixedly connected with support column 22, the two sides of the support column 22 side contacts opposite with two grip blocks 21 pass through
Support column 22 can provide multiple supporting points for upper cover plate 2 and lower cover plate 3, improve its stability.
The top and bottom of the two sides of the inner wall of the card frame 16 slidably connect the first rotating block 17, and two described
Second spring 18 is fixedly connected between the opposite side of one rotating block 17, the surface pivots of first rotating block 17 are connected with
Connecting rod 19, one end of the connecting rod 19 are rotatably connected to the second rotating block 20, the side of second rotating block 20 and the folder
The side for holding plate 21 is fixedly connected.
The gripping mechanism 6 includes clamping frame 61, between the top and bottom of the two sides of the inner wall of the clamping frame 61
Slidably connect sliding panel 62, two 62 phases of sliding panel from side be fixedly connected to gag lever post 64, the gag lever post
64 one end sequentially passes through the clamping frame 61 and the transverse slat 5 and extends to the inside of the transverse slat 5, the gag lever post 64
It is fixedly connected with limited block 65 in the surface of the outside of the clamping frame 61, limited block 65 is contacted with the surface of transverse slat 5, to transverse slat
5 are supported.
Support plate 63, the top and bottom of the support plate 63 are fixedly connected between the two sides of 61 inner wall of clamping frame
Third spring 66 is fixedly connected between the side opposite with two sliding panels 62 respectively.
Two opposite sides of the transverse slat 5 offer the limiting slot 23 being used cooperatively with gag lever post 64, the clamping
The quantity of device 6 is three.
The working principle of crane main beam structure provided by the utility model is as follows:
In use, the sliding shoe 14 on upper cover plate 2 and lower cover plate 3 is overlapped with the sliding groove 15 on two webs 1, carry out
Docking, in order to follow-up work personnel's submerged arc welding, two transverse slats are inserted between two U-shaped frames 4, pass through second spring 18
Elastic force squeezes the first rotating block 17, and the first rotating block 17 squeezes the second rotating block 20 by connecting rod 19, and the second rotating block 20 squeezes
Clamping is fixed to support column 22 by two grip blocks 21 in grip block 21, can provide for upper cover plate 2 and lower cover plate 3 more
A supporting point improves stability when upper cover plate 2 and the use of lower cover plate 3, presses gag lever post 64, compress third spring 66,
Gag lever post 64 is inserted into limiting slot 23, two sliding panels 62, two sliding panels 62 are squeezed by the elastic force of third spring 66
Gag lever post 64 is squeezed, makes gag lever post 64 keep stablizing, while contact limited block 65 with transverse slat 5, makes to keep between two transverse slats 5
Stablize, prevent it from influencing subsequent use, by the installation of two transverse slats 5, can make to keep relatively steady between two webs 1
It is fixed, make two 1 uniform forces of web when in use, the risk that single web 1 damages is reduced, by inserting one end of kelly 9
Enter to card slot 10, pulled by the elastic force of the first spring 13 and stablize block 11, stablizing block 11 makes kelly 9 keep stablizing, and realizes the
Splicing between one connecting plate 7 and the second connecting plate 8 makes it keep stablizing, passes through 8 energy of the first connecting plate 7 and the second connecting plate
The stability between two webs 1 and upper cover plate 2 and lower cover plate 3 is enough improved, fastness when use is improved, guarantees its use
When safety.
Compared with the relevant technologies, crane main beam structure provided by the utility model is had the advantages that:
In use, the sliding shoe 14 on upper cover plate 2 and lower cover plate 3 is overlapped with the sliding groove 15 on two webs 1, carry out
Docking, in order to follow-up work personnel's submerged arc welding, two transverse slats are inserted between two U-shaped frames 4, are pressed gag lever post 64, are made
Third spring 66 compresses, and gag lever post 64 is inserted into limiting slot 23, squeezes two sliding panels by the elastic force of third spring 66
62, two sliding panels 62 squeeze gag lever post 64, make gag lever post 64 keep stablizing, while contact limited block 65 with transverse slat 5, make two
It keeps stablizing between a transverse slat 5, two webs 1 can be made by the installation of two transverse slats 5 by preventing it from influencing subsequent use
Between keep relative stability, uniform force when in use reduces the risk that single web 1 damages, by by one end of kelly 9
It is inserted into card slot 10, is pulled by the elastic force of the first spring 13 and stablize block 11, stablizing block 11 makes kelly 9 keep stablizing, and realizes
Splicing between first connecting plate 7 and the second connecting plate 8 makes it keep stablizing, passes through the first connecting plate 7 and the second connecting plate 8
It can be improved the stability between two webs 1 and upper cover plate 2 and lower cover plate 3, improve fastness when use, guarantee that it makes
The safety of used time.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of crane main beam structure characterized by comprising
Two webs；
The two sides at the top of upper cover plate and lower cover plate, the two sides of the bottom of the upper cover plate and the lower cover plate pass through sliding shoe
The top and bottom of two webs are slided on respectively；
Four U-shaped frames, the side of four U-shaped frames are individually fixed in the top and bottom of two opposite sides of the web
Portion；
Two transverse slats, the two sides of two transverse slats are active in respectively between two opposite sides of the U-shaped frame；
Gripping mechanism extends through the surface of two transverse slats at the top and bottom of the gripping mechanism and extends to the cross
The inside of plate；
Four the first connecting plates, the surface of four first connecting plates be individually fixed in the top of the upper cover plate two sides and
The two sides at the top of lower cover plate；
Four the second connecting plates, the side of four second connecting plates be individually fixed in two webs mutually from side
Top and bottom；
Kelly, through the surface of second connecting plate, one end of the kelly runs through described first on the surface of the kelly
Connecting plate and the outside for extending to first connecting plate；
One end of the kelly is fixed in pull handle, the side of the pull handle；
Stablize block, the surface of the kelly is fixed in the inside of the stable block；
First spring, the both ends of first spring are individually fixed in the stable block side opposite with second connecting plate
Between and be located at the kelly surface.
2. crane main beam structure according to claim 1, which is characterized in that offered on first connecting plate and institute
The card slot that kelly is used cooperatively is stated, the top and bottom of two webs offer the cunning being used cooperatively with the sliding shoe
Dynamic slot.
3. crane main beam structure according to claim 1, which is characterized in that two transverse slats mutually from side it is solid
Surely be connected with card frame, the two sides of the bottom of the inner wall of the card frame slidably connect grip block, the upper cover plate and it is described under
The opposite side of cover board is fixedly connected to support column, the two sides of support column side opposite with two grip blocks
Contact.
4. crane main beam structure according to claim 3, which is characterized in that the top of the two sides of the inner wall of the card frame
The first rotating block is slidably connected with bottom, two first rotating blocks are fixedly connected with the second bullet between opposite side
Spring, the surface pivots of first rotating block are connected with connecting rod, and one end of the connecting rod is rotatably connected to the second rotating block, described
The side of second rotating block is fixedly connected with the side of the grip block.
5. crane main beam structure according to claim 1, which is characterized in that the gripping mechanism includes clamping frame, institute
State and slidably connect sliding panel between the top and bottom of the two sides of the inner wall of clamping frame, two sliding panels mutually from one
Side is fixedly connected to gag lever post, and one end of the gag lever post sequentially passes through the clamping frame and the transverse slat and extends to described
The inside of transverse slat, the surface that the gag lever post is located at the outside of the clamping frame are fixedly connected with limited block.
6. crane main beam structure according to claim 5, which is characterized in that solid between the two sides of the clamping frame inner wall
Surely it is connected with support plate, the top and bottom of the support plate are fixed between the side opposite with two sliding panels respectively
It is connected with third spring.
7. crane main beam structure according to claim 5, which is characterized in that open two opposite sides of the transverse slat
Equipped with the limiting slot being used cooperatively with gag lever post, the quantity of the gripping mechanism is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610512.XU CN208916629U (en) | 2018-09-30 | 2018-09-30 | A kind of crane main beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610512.XU CN208916629U (en) | 2018-09-30 | 2018-09-30 | A kind of crane main beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208916629U true CN208916629U (en) | 2019-05-31 |
Family
ID=66708012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821610512.XU Active CN208916629U (en) | 2018-09-30 | 2018-09-30 | A kind of crane main beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208916629U (en) |
-
2018
- 2018-09-30 CN CN201821610512.XU patent/CN208916629U/en active Active
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