CN204109947U - Protective device and hoisting crane before a kind of - Google Patents
Protective device and hoisting crane before a kind of Download PDFInfo
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- CN204109947U CN204109947U CN201420413496.0U CN201420413496U CN204109947U CN 204109947 U CN204109947 U CN 204109947U CN 201420413496 U CN201420413496 U CN 201420413496U CN 204109947 U CN204109947 U CN 204109947U
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Abstract
The utility model relates to a kind of front protective device and hoisting crane, and front protective device comprises front end cross beam, support and fixed bearing; The first end of support is removably fixedly connected with front end cross beam, and the second end of support is removably fixedly connected with fixed bearing.The front end cross beam of the front protective device that the utility model provides, support all detachably get off, thus protective device before being convenient to after colliding to change quickly and easily, possess that intensity is high, replaceability good, easy to maintenance, practical effect.
Description
Technical field
The utility model relates to engineering machinery field, is specifically related to a kind of front protective device and hoisting crane.
Background technology
As shown in Figure 1, front protective device conventional in current conventional truck is bumper/spoiler 1a, and material is generally engineering plastics or sheet member processes.Using bumper/spoiler as front protective device, easy to use, succinctly readily removable, its strength and stiffness are lower, are easily destroyed when colliding, thus lose safeguard function.
As shown in Figure 2,3, existing hoisting crane the protection main body of front protective device 1b and main stressed member are welded by the sheet material after U-shaped crossbeam, processing, and whole front protective device 1b and vehicle are welded.Protective device before existing hoisting crane welded type, its strength and stiffness are larger, not easily be destroyed, but once destroyed, again before changing, protective device needs to look for professional to keep in repair to special maintenance point, often cannot be changed in time after front protective device is destroyed, increase driving danger coefficient, therefore its practicality shows slightly not enough.
Front lower portion protection refers to special front underrun protection device or relies on self profile and characteristic can have the car body of the vehicle of front lower portion safeguard function, frame part or miscellaneous part.Front underrun protection device refers to the installation be made up of transverse member or the device be connected on vehicle frame or other framing members.Vehicle frame is the major bearing structures of crane descending, in order to place and to fix other assemblies and parts.
Utility model content
The utility model provides a kind of front protective device and hoisting crane, and main purpose of the present utility model is to provide the front protective device that intensity is high, replaceability good, maintainability is strong.
For achieving the above object, the utility model provides following technical scheme:
Protective device before a kind of, comprises front end cross beam, support and fixed bearing;
The first end of support is removably fixedly connected with front end cross beam, and the second end of support is removably fixedly connected with fixed bearing.
According to an embodiment of the present utility model, further, the second end of support is removably fixedly connected with fixed bearing by bearing pin, fixed bearing is provided with multiple pin-and-hole, and multiple pin-and-hole distributes from top to bottom in the short transverse of fixed bearing.
According to an embodiment of the present utility model, further, fixed bearing comprises the first cant board, the second cant board and gusset, and the both sides of gusset are connected on the first cant board, the second cant board.
According to an embodiment of the present utility model, further, fixed bearing also comprises the first brace panel, the second brace panel, and the first brace panel is connected on the first cant board, and the second brace panel is connected on the second cant board.
According to an embodiment of the present utility model, further, front end cross beam comprises groove type plate, the 3rd brace panel and the first connecting panel, 3rd brace panel is connected on the opening of groove type plate, first connecting panel is connected on the 3rd brace panel, and the first end of support is removably fixedly connected on the first connecting panel.
According to an embodiment of the present utility model, further, support comprises the first plate, the second plate, the first side plate and the second side plate, the both sides of the first side plate are connected on the first side of the first side of the first plate, the second plate, and the both sides of the second side plate are connected on the second side of the second side of the first plate, the second plate.
According to an embodiment of the present utility model, further, support also comprises the second connecting panel, and the second connecting panel is connected on the first end of support, and support is removably fixedly connected on front end cross beam by the second connecting panel.
According to an embodiment of the present utility model, further, support also comprises the 4th brace panel, and the 4th brace panel is connected on the second end of support.
According to an embodiment of the present utility model, further, support comprises the first support and the second support, and the first end of the first support is removably fixedly connected with the left side of front end cross beam, and the first end of the second support is removably fixedly connected with the right side of front end cross beam.
The utility model additionally provides following technical scheme:
A kind of hoisting crane, hoisting crane comprises front protective device as above.
Based on the arbitrary technical scheme in technique scheme, the utility model embodiment at least can produce following technique effect:
Because front protective device provided by the utility model comprises front end cross beam, support and fixed bearing; The first end of support is removably fixedly connected with front end cross beam, second end of support is removably fixedly connected with fixed bearing, front end cross beam, support all detachably get off, thus protective device before being convenient to after colliding to change quickly and easily, possess that intensity is high, replaceability good, easy to maintenance, practical effect.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the front view of the front protective device of the conventional truck of prior art;
Fig. 2 is the lateral plan of the front protective device of the hoisting crane of prior art;
Fig. 3 is the front view of the front protective device of the hoisting crane of prior art;
Fig. 4 is the front view of front protective device of the present utility model;
Fig. 5 is the lateral plan of front protective device of the present utility model;
Fig. 6 is the front view of the front end cross beam of front protective device of the present utility model;
Fig. 7 is the front view of the groove type plate of the front end cross beam of front protective device of the present utility model;
Fig. 8 is the front view of the first connecting panel of the front end cross beam of front protective device of the present utility model;
Fig. 9 is the front view of the support of front protective device of the present utility model;
Figure 10 is the front view of the first side plate of the support of front protective device of the present utility model;
Figure 11 is the front view of the second connecting panel of the support of front protective device of the present utility model;
Figure 12 is the front view of the fixed bearing of front protective device of the present utility model;
Figure 13 is the front view of the first cant board of the fixed bearing of front protective device of the present utility model;
Figure 14 is the front view of the first brace panel of the fixed bearing of front protective device of the present utility model.
Detailed description of the invention
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
It should be noted that: any technical characteristic in the present embodiment, any technical scheme is all one or more in the technical characteristic of plurality of optional or optional technical scheme, cannot exhaustive all alternative technical characteristics of the present utility model and alternative technical scheme in order to describe succinct to need in presents, also the embodiment being not easy to each technical characteristic all emphasizes that it is one of optional numerous embodiments, so those skilled in the art should know: any technical characteristic in the present embodiment and any technical scheme all do not limit protection domain of the present utility model, protection domain of the present utility model should comprise those skilled in the art and not pay the thinkable any alternate embodiments of creative work.
Hereafter convenient in order to describe, hereinafter alleged "left", "right", " on ", left and right, the upper and lower of D score and accompanying drawing itself is to consistent.
As shown in Figure 4, the utility model provides a kind of front protective device, comprises front end cross beam 1, support 2 and fixed bearing 3;
The first end of support 2 is removably fixedly connected with front end cross beam 1, and the second end of support 2 is removably fixedly connected with fixed bearing 3.
Front end cross beam 1, the support 2 of front protective device all detachably get off, thus protective device before being convenient to after colliding to change quickly and easily, possess that intensity is high, replaceability good, easy to maintenance, practical effect.
Removably be fixedly connected with and refer to: be fixing between parts when connecting between parts, can dismantle between parts when not needing to connect between parts.The such as first end of support 2 is removably fixedly connected with front end cross beam 1 and refers to: when the first end of support 2 is connected with front end cross beam 1, and the first end of support 2 is fixed on front end cross beam 1; When the first end of support 2 does not need to be connected with front end cross beam 1, the first end of support 2 can disassemble from front end cross beam 1.
Material, overall construction intensity and good rigidity that front end cross beam 1, support 2 and fixed bearing 3 can all adopt steel to make.
In a specific embodiment of the present utility model, as shown in Figure 5, second end of support 2 can removably be fixedly connected with fixed bearing 3 by bearing pin 4, fixed bearing 3 is provided with multiple pin-and-hole 5, and multiple pin-and-hole 5 distributes from top to bottom in the short transverse of fixed bearing 3.
Second end of support 2 is connected in the different pin-and-holes 5 of fixed bearing 3 by bearing pin 4, by changing the installation site of bearing pin 4 on fixed bearing 3, realize the rotation of whole front protective device, front protective device can rotate time poor and move by Uneven road, road conditions in the wild, thus obtains better crossing ability.
In a specific embodiment of the present utility model, fixed bearing 3 can be provided with 3 pin-and-holes 5, be respectively the first pin-and-hole 5a, the second pin-and-hole 5b and the 3rd pin-and-hole 5c, the first pin-and-hole 5a, the second pin-and-hole 5b and the 3rd pin-and-hole 5c distribute from top to bottom in the short transverse of fixed bearing 3.Under normal circumstances, the second end of support 2 is arranged on the second pin-and-hole 5b and the 3rd pin-and-hole 5c place of fixed bearing 3 by bearing pin 4; When needs rotate raising crossing ability, the second end of support 2 is arranged on the first pin-and-hole 5a and the second pin-and-hole 5b place of fixed bearing 3 by bearing pin 4.
Front protective device is rotary type structure, does not affect car load angle of attach, and overall crossing ability is good.
In a specific embodiment of the present utility model, as shown in Figure 12,13,14, fixed bearing 3 can comprise the first cant board 6, second cant board 7 and gusset 8, and the both sides of gusset 8 are connected on the first cant board 6, second cant board 7.
The both sides of gusset 8 can be welded on the first cant board 6, second cant board 7 respectively, and gusset 8 makes the structure of fixed bearing 3 more firm.
First cant board 6, second cant board 7 can be provided with multiple pin-and-hole 5, and multiple pin-and-hole 5 is corresponding on the first cant board 6, second cant board 7 to be arranged and distributes from top to bottom in the short transverse of the first cant board 6, second cant board 7.
In a specific embodiment of the present utility model, fixed bearing 3 can also comprise the first brace panel 9, second brace panel (not shown), and the first brace panel 9 is connected on the first cant board 6, and the second brace panel is connected on the second cant board 7.
First brace panel can be welded on the first cant board, and the second brace panel can be welded on the second cant board, and the first brace panel, the second brace panel make the structure of fixed bearing more firm.
Preferably, the first brace panel can be welded on the lateral surface of the first cant board, and the second brace panel can be welded on the lateral surface of the second cant board.
First brace panel 9, second brace panel can be provided with multiple pin-and-hole 5, and multiple pin-and-hole 5 is corresponding on the first brace panel 9, second brace panel, the first cant board 6, second cant board 7 to be arranged and distributes from top to bottom in the short transverse of the first brace panel 9, second brace panel.
Fixed bearing 3 is interface components of whole front protective device and vehicle frame 22, and when colliding, the impact load transmitted from front end cross beam 1 is finally delivered on whole vehicle frame 22 by fixed bearing 3.
In a specific embodiment of the present utility model, as shown in Fig. 6,7,8, front end cross beam 1 can comprise groove type plate 11, the 3rd brace panel 12 and the first connecting panel 13,3rd brace panel 12 is connected on the opening of groove type plate 11, first connecting panel 13 is connected on the 3rd brace panel 12, and the first end of support 2 is removably fixedly connected on the first connecting panel 13.
The cross-sectional plane of groove type plate 11 can be U-shaped, and the 3rd brace panel 12 can be dull and stereotyped.3rd brace panel 12 can be welded on the opening of groove type plate 11, and this kind of structural strength is high, lightweight.First connecting panel 13 can be welded on the 3rd brace panel 12, first connecting panel 13 can be provided with screw 14, the first end of support 2 tightens the screw 14 of the first connecting panel 13 by bolt (not shown), the first end of support 2 is removably fixedly connected on the first connecting panel 13.
In a specific embodiment of the present utility model, first connecting panel 13 can be provided with 4 screws 14,4 screws 14 are symmetrical arranged up and down, the first end of support 2 tightens the screw 14 of the correspondence of the first connecting panel 13 respectively by 4 bolt (not shown)s, the first end of support 2 is connected on the first connecting panel 13 more firmly.
In a specific embodiment of the present utility model, as shown in Fig. 9,10,11, support 2 comprises the first plate 15, second plate 16, first side plate 17 and the second side plate (not shown), the both sides of the first side plate 17 are connected on the first side of the first side of the first plate 15, the second plate 16, and the both sides of the second side plate are connected on the second side of the second side of the first plate 15, the second plate 16.
First plate 15, second plate 16, first side plate 17 and the second side plate can be the bending plates with bending part, thus make support integral structure be the box with bending part, the cross-sectional plane of support can be square or rectangular, the support intensity of box-structure and rigidity property good, larger moment of flexure and moment of torsion can be born, thus enable front protective device bear larger load.
The both sides of the first side plate 17 can be welded on the first side of the first side of the first plate 15, the second plate 16 respectively, and the both sides of the second side plate can be welded on the second side of the second side of the first plate 15, the second plate 16 respectively.
In a specific embodiment of the present utility model, first brace panel 9, second brace panel, the first cant board 6, second cant board 7 are respectively arranged with 3 pin-and-holes 5, be respectively the first pin-and-hole 5a, the second pin-and-hole 5b and the 3rd pin-and-hole 5c, the first pin-and-hole 5a, the second pin-and-hole 5b and the 3rd pin-and-hole 5c distribute from top to bottom respectively in the short transverse of the first brace panel 9, second brace panel, the first cant board 6, second cant board 7.First side plate 17 and the second side plate (not shown) are respectively arranged with dismounting hole 19.Second end of support 2 is between the first cant board 6, second cant board 7, bearing pin 4 is successively through the pin-and-hole of the first brace panel 9, the pin-and-hole of the first cant board 6, the dismounting hole of the first side plate 17, the dismounting hole of the second side plate, the pin-and-hole of the second cant board 7, the pin-and-hole of the second brace panel, the second end of support 2 is made removably to be fixedly connected with fixed bearing 3 by bearing pin 4, so that the dismounting of support 2 and fixed bearing 3.
In a specific embodiment of the present utility model, support 2 can also comprise the second connecting panel 20, second connecting panel 20 and be connected on the first end of support 2, and support 2 is removably fixedly connected on front end cross beam 1 by the second connecting panel 20.
Second connecting panel 20 can be welded on the first end of support 2, second connecting panel 20 can be provided with screw, bolt (not shown), through the screw of the second connecting panel 20 of support 2, the screw of the first connecting panel 13 of front end cross beam 1, makes the first end of support 2 removably be fixedly connected on front end cross beam 1.
In a specific embodiment of the present utility model, second connecting panel 20 of support 2 can be provided with 4 screws, 4 screws are symmetrical arranged up and down, 4 bolts are each passed through the screw of correspondence of the screw of the correspondence of the second connecting panel 20 of support 2, the first connecting panel 13 of front end cross beam 1, and the first end of support 2 is connected on front end cross beam 1 more firmly.
In a specific embodiment of the present utility model, support 2 can also comprise the 4th brace panel the 21, four brace panel 21 and be connected on the second end of support 2.
4th brace panel 21 can be welded on the second end of support 2, makes the structure of support 2 more firm.
In a specific embodiment of the present utility model, as shown in Figure 4, support 2 can comprise the first support 2a and the second support 2b, and the first end of the first support 2a is removably fixedly connected with the left side of front end cross beam 1, and the first end of the second support 2b is removably fixedly connected with the right side of front end cross beam 1.
The utility model additionally provides a kind of hoisting crane, and hoisting crane comprises front protective device as above.
The fixed bearing 3 of front protective device is fixedly connected with crane frame 22, and such as, before, the fixed bearing 3 of protective device can be welded on crane frame 22.
The other parts of hoisting crane can, with reference to prior art, no longer be launched to describe herein.
Above-mentioned arbitrary technical scheme disclosed in the utility model unless otherwise stated, if the number range of it discloses, so disclosed number range is preferred number range, anyly it should be appreciated by those skilled in the art: preferred number range is only the numerical value that in many enforceable numerical value, technique effect is obvious or representative.Because numerical value is more, cannot be exhaustive, so the utility model just discloses component values with casehistory the technical solution of the utility model, and the above-mentioned numerical value enumerated should not form restriction the utility model being created to protection domain.
If employ the word such as " first ", " second " herein to limit parts, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe carry out difference as not having outside Stated otherwise to parts, the implication that above-mentioned word is not special.
Simultaneously, if above-mentioned the utility model discloses or relate to parts or the framing member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can releasably be fixedly connected with (such as using bolt or screw to connect), also can be understood as: to be non-removablely fixedly connected with (such as rivet, weld), certainly, connection fastened to each other also can be replaced by integral type structure (such as use foundry technique is integrally formed create) (obviously cannot adopt except integrally formed technique).
In addition, apply in arbitrary technical scheme disclosed in above-mentioned the utility model for represent position relationship or shape term unless otherwise stated its implication comprise approximate with it, similar or close state or shape.Arbitrary parts that the utility model provides both can be assembled by multiple independent component part, and also can be one of the forming manufacture technics separate part out.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to detailed description of the invention of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (10)
1. a protective device before, is characterized in that,
Comprise front end cross beam, support and fixed bearing;
The first end of support is removably fixedly connected with front end cross beam, and the second end of support is removably fixedly connected with fixed bearing.
2. front protective device according to claim 1, is characterized in that,
Second end of support is removably fixedly connected with fixed bearing by bearing pin, fixed bearing is provided with multiple pin-and-hole, and multiple pin-and-hole distributes from top to bottom in the short transverse of fixed bearing.
3. front protective device according to claim 2, is characterized in that,
Fixed bearing comprises the first cant board, the second cant board and gusset, and the both sides of gusset are connected on the first cant board, the second cant board.
4. front protective device according to claim 3, is characterized in that,
Fixed bearing also comprises the first brace panel, the second brace panel, and the first brace panel is connected on the first cant board, and the second brace panel is connected on the second cant board.
5. front protective device according to claim 1, is characterized in that,
Front end cross beam comprises groove type plate, the 3rd brace panel and the first connecting panel, and the 3rd brace panel is connected on the opening of groove type plate, and the first connecting panel is connected on the 3rd brace panel, and the first end of support is removably fixedly connected on the first connecting panel.
6. front protective device according to claim 1, is characterized in that,
Support comprises the first plate, the second plate, the first side plate and the second side plate, and the both sides of the first side plate are connected on the first side of the first side of the first plate, the second plate, and the both sides of the second side plate are connected on the second side of the second side of the first plate, the second plate.
7. front protective device according to claim 6, is characterized in that,
Support also comprises the second connecting panel, and the second connecting panel is connected on the first end of support, and support is removably fixedly connected on front end cross beam by the second connecting panel.
8. front protective device according to claim 7, is characterized in that,
Support also comprises the 4th brace panel, and the 4th brace panel is connected on the second end of support.
9. front protective device according to claim 1, is characterized in that,
Support comprises the first support and the second support, and the first end of the first support is removably fixedly connected with the left side of front end cross beam, and the first end of the second support is removably fixedly connected with the right side of front end cross beam.
10. a hoisting crane, is characterized in that, described hoisting crane comprises the front protective device described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413496.0U CN204109947U (en) | 2014-07-24 | 2014-07-24 | Protective device and hoisting crane before a kind of |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413496.0U CN204109947U (en) | 2014-07-24 | 2014-07-24 | Protective device and hoisting crane before a kind of |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204109947U true CN204109947U (en) | 2015-01-21 |
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ID=52327294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420413496.0U Active CN204109947U (en) | 2014-07-24 | 2014-07-24 | Protective device and hoisting crane before a kind of |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204109947U (en) |
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2014
- 2014-07-24 CN CN201420413496.0U patent/CN204109947U/en active Active
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