CN204001765U - A kind of jib, boom system and concrete distributing machinery - Google Patents
A kind of jib, boom system and concrete distributing machinery Download PDFInfo
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- CN204001765U CN204001765U CN201420411614.4U CN201420411614U CN204001765U CN 204001765 U CN204001765 U CN 204001765U CN 201420411614 U CN201420411614 U CN 201420411614U CN 204001765 U CN204001765 U CN 204001765U
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- jib
- back segment
- leading portion
- carrier pipe
- riser
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Abstract
The utility model discloses a kind of jib, comprise jib leading portion and jib back segment, described jib leading portion is the box-structure of sealing, described jib back segment is open architecture, the length of described jib back segment is more than or equal to the length of described jib leading portion, described jib back segment comprises a riser and at least one transverse slat, and described riser can be fixedly installed on top or middle part or the below of described transverse slat.The jib of said structure, meeting under the intensity of jib entirety, rigidity requirement, has obviously been optimized jib structure, has alleviated the weight of jib, has reduced manufacturing cost.Meanwhile, the invention also discloses a kind of concrete distributing machinery that comprises the boom system of above-mentioned jib and comprise above-mentioned jib or boom system.
Description
Technical field
The utility model relates to engineering machinery field, particularly relates to a kind of jib, comprises the boom system of above-mentioned jib and comprises the concrete distributing machinery of above-mentioned jib or boom system.
Background technology
At present, concrete pump truck arm is all body structure, and the carrier pipe of one side setting is connected with jib by carrier pipe support, pipe clamp.Fig. 1 and Fig. 2 are the structure that current boom system adopts conventionally.Fig. 3 is the body structure schematic diagram in the cross section of concrete pump truck arm shown in Fig. 1 or Fig. 2.As depicted in figs. 1 and 2, at present boom system, comprises that jib 1, carrier pipe 2, carrier pipe support 3 and securing member 4, carrier pipe support 3 with securing member 4 for being connected jib 1 and carrier pipe 2.As shown in Figure 3, jib 1 is the body structure being formed by top board 11, base plate 12, left plate 13, right plate 14 assembly weldings.On left plate 13 and right plate 14, be conventionally provided with welding carrier pipe and support 3 through hole, after pipe support 3 welding to be conveyed are appropriate, then by securing member 4, carrier pipe 2 and jib main body 1 are linked together, thereby realize concrete cloth operation.Between carrier pipe 2 and jib 1, have certain spacing, carrier pipe 2 be directly with its carrier pipe support 3 link together after, carrier pipe support 3 is directly connected with jib 1 again.
Adopt jib 1 weight of above-mentioned body structure heavier, for reaching designing requirement, the jib of its prosthomere just needs with thicker steel plate, causes like this weight of car load heavier, and manufacturing cost is higher.
Therefore, how lighter, simple in structure, the lower-cost jib of a kind of weight, boom system being provided and comprising the concrete distributing machinery of this jib or boom system, is those skilled in the art's problem demanding prompt solutions.
Utility model content
In view of this, the utility model proposes a kind of jib, boom system and be equiped with the concrete distributing machinery of this jib or boom system, to solve the problem that complete vehicle weight is heavier, manufacturing cost is higher.
On the one hand, the utility model provides a kind of jib, comprise jib leading portion and jib back segment, described jib leading portion is the box-structure of sealing, described jib back segment is open architecture, the length of described jib back segment is more than or equal to the length of described jib leading portion, and described jib back segment comprises a riser and at least one transverse slat, and described riser can be fixedly installed on top or middle part or the below of described transverse slat.
Further, the quantity of described transverse slat is two, and described riser and two described transverse slats form I shape or trench structure, or the quantity of described transverse slat is one, and described transverse slat and described riser form T-shaped or L-type structure.
Further, described jib leading portion comprises top board, base plate, the first side plate and the second side plate, and described the first side plate and the second side plate are arranged between top board and base plate.
Further, described jib is lateral bending jib, passes through lateral bending structural transition between described jib leading portion and described jib back segment.
Further, on the riser of described jib back segment, offer lightening hole.
Further, described jib leading portion and jib back segment are fixedly connected by welding or pass through the detachable assembly connection of bolt; Or one of them side plate of described jib leading portion and the riser of described jib back segment are one-body molded.
The disclosed jib of the utility model, comprise jib leading portion and jib back segment, described jib leading portion is the box-structure of sealing, described jib back segment is open architecture, described jib back segment comprises a riser and at least one transverse slat, described transverse slat is fixedly installed on described riser top, and/or middle part, and/or below.Compared to existing technologies, above-mentioned jib back segment is open architecture, and the length of described jib back segment is more than or equal to the length of described jib leading portion, is meeting under the intensity of jib entirety, rigidity requirement, above-mentioned setting on the one hand optimized jib structure, alleviated jib weight; On the other hand, reduced manufacturing cost.
On the other hand, the utility model provides a kind of boom system, comprises jib and is arranged at the carrier pipe of described jib one side, and described carrier pipe is fixed on described jib, and described jib is above-mentioned jib described in any.
Further, also comprise that carrier pipe supports and securing member, the leading portion of described carrier pipe is supported with described jib leading portion and is connected by carrier pipe, and the back segment of described carrier pipe is fixed on described jib back segment by described securing member.
Further, between described jib back segment and the back segment of carrier pipe, be provided with the backing plate for fastening carrier pipe, described securing member comprises U-bolt.
This boom system is on the basis of aforementioned jib, set up carrier pipe, carrier pipe is fixed on a side of jib, the integrative-structure that jib back segment and the carrier pipe being fixed thereon form has met the designing requirement such as intensity, rigidity of boom system better, simultaneously because this boom system is provided with aforementioned jib, whole beneficial effects that it obviously also has aforementioned jib, do not repeat them here.
Again on the one hand, the utility model provides a kind of concrete distributing machinery, comprises above-mentioned jib described in any, or above-mentioned boom system described in any.This concrete distributing machinery obviously also has whole beneficial effects of above-mentioned jib or boom system, does not repeat them here.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of current boom system of concrete pump truck;
Fig. 2 is the structural representation of current boom system of concrete pump truck;
Fig. 3 is the body structure schematic diagram in the cross section of concrete pump truck arm shown in Fig. 1 or Fig. 2;
Fig. 4 is the structural representation of the utility model jib one specific embodiment;
Fig. 5 is the front view of Fig. 4;
Fig. 6 is the A-A sectional view in Fig. 5;
Fig. 7 is the B-B sectional view in Fig. 5;
Fig. 8 is the structural representation of another specific embodiment of the utility model jib;
Fig. 9 is the enlarged drawing at I position in Fig. 8;
Figure 10 is the structural representation of the utility model boom system one specific embodiment;
Figure 11 is the top view of Figure 10;
Figure 12 is the C-C sectional view of Figure 10;
Figure 13 is the top view of another specific embodiment of the utility model boom system.
Fig. 1 to Fig. 3 description of reference numerals
1 jib 2 carrier pipe 3 carrier pipes support
4 securing member 11 top board 12 base plates
13 left plate 14 right plates
Fig. 4 to Figure 11 description of reference numerals
1 jib 2 carrier pipe 3 jib leading portions
4 jib back segment 5 carrier pipes support 6 U-bolts
7 lightening hole 8 backing plate 11 top boards
12 base plate 13 first side plate 14 second side plates
15 riser 16 transverse slats
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
For sake of convenience, hereinafter alleged " left side ", " right side ", " on ", " left side ", " right side " of D score and accompanying drawing itself, " on ", D score direction is consistent; Further, clear for setting forth, spy makes following explanation to " riser " in the utility model and " transverse slat ":
Riser refers to the vertical junction plate longitudinally arranging along jib;
Transverse slat refers to the cross connecting plate arranging along jib length direction.
As shown in Fig. 4 to Fig. 9, the utility model discloses a kind of jib, comprise jib leading portion 3 and jib back segment 4, jib leading portion 3 is the box-structure of sealing, jib back segment 4 is open architecture, the length of jib back segment 4 is more than or equal to the length of jib leading portion 3, jib leading portion 3 comprises top board 11, base plate 12, the first side plate 13 and the second side plate 14, the first side plate 13 and the second side plate 14 are arranged between top board 11 and base plate 12, jib back segment 4 comprises a riser 15 and at least one transverse slat 16, transverse slat 16 can be fixedly installed on the top of riser 15, and/or middle part, and/or below.Aforementioned open architecture is for enclosed construction, inner without enclosed cavity, as i-beam structure, U-steel structure, steel angle structure can be thought the application's open architecture.Above-mentionedly arrange simple in structurely, alleviated the weight of jib, and reduced the manufacturing cost of jib, especially, in the time that jib is applied to complete machine and arranges, can further reduce weight and the manufacturing cost of complete machine.
Particularly, in the time that the quantity of transverse slat 16 is two, riser 15 and two transverse slats 16 can form I shape or trench structure; In the time that the quantity of transverse slat 16 is one, transverse slat 16 and riser 15 can form T-shaped or L-type structure.Cross-sectional view when Fig. 6 is two transverse slats 16 and a riser 15 and forms I-shaped structure.It should be noted that, being not limited in of jib back segment 4 adopts a kind of I shape or trench structure or T-shaped or L-type structure, it can also be the combination of above-mentioned five kinds of structures, if jib back segment 4 can a part be work type or trench structure, another part is T-shaped or L-type structure etc., does not all enumerate at this.
Further, in the utility model, jib leading portion 3 can be fixedly connected by welding with jib back segment 4 or pass through the detachable assembly connection of bolt; Or one of them side plate of jib leading portion 3 and the riser 41 of jib back segment 4 are one-body molded, the first side plate 13 or the second side plate 14 are two parts of an overall side plate with riser 41.Fig. 8 and Fig. 9 are jib leading portion 3 and pass through the situation of the detachable assembly connection of bolt with jib back segment 4.
As shown in Figure 4 and Figure 8, consider from the angle of arranging carrier pipe, above-mentioned jib is preferably lateral bending jib, and the part lateral bending near jib leading portion 3 on jib arranges, and particularly, passes through lateral bending structural transition between jib leading portion 3 and jib back segment 4.
Meanwhile, as shown in Figure 4 and Figure 8, for further alleviating jib weight, jib back segment 4, specifically can offer multiple lightening holes 7 on riser 41, thereby reaches the object of loss of weight to greatest extent.
In sum, above-mentioned jib comprises jib leading portion 3 and jib back segment 4, jib leading portion 3 is the box-structure of sealing, jib back segment 4 is open architecture, and the length of jib back segment 4 is more than or equal to the length of jib leading portion 3, above-mentioned being arranged on when meeting the designing requirement such as intensity, rigidity, has simplified jib structure, alleviate jib weight, reduced manufacturing cost.
As shown in Figure 10 to Figure 13, the utility model is disclosed a kind of boom system also, comprises jib 1 and is arranged at the carrier pipe 2 of jib 1 one sides, and carrier pipe 2 is fixed on jib 1, and jib 1 is aforementioned jib.Further, in above-mentioned boom system, the leading portion of carrier pipe 2 supports 5 with jib leading portion 3 by carrier pipe and is fixedly connected with, and on the back segment of carrier pipe 2 and jib back segment 4, fixes by securing member, and this securing member is preferably U-bolt 6.Particularly, be provided with fixed ducts and support 5 through hole on the first side plate 13 of jib leading portion 3 and the second side plate 14, carrier pipe supports 5 and is fixed on jib leading portion 3 by this through hole; On riser 15, be provided with screw, U-bolt 6 passes through this screw fixed ducts 2 on jib back segment 4.It should be noted that, carrier pipe 2 be directly with carrier pipe support 5 link together after, carrier pipe support 5 is directly connected with jib leading portion 3 again.
As shown in Figure 10 to Figure 12, between carrier pipe 2 and jib 1, there is certain spacing, for fastening carrier pipe 2 better, between jib back segment 4 and carrier pipe 2, backing plate 8 is set, particularly, a side of backing plate 8 is fixed on riser 15, and its opposite side contacts with carrier pipe 2. it should be noted that, backing plate 8 is inner concave arc surface with the contact surface of carrier pipe 2, and carrier pipe 2 is just in time built in this inner concave arc surface.
In the same plane for ensureing the axis of carrier pipe 2, realize as far as possible jib back segment 4 and be close to layout with carrier pipe 2 simultaneously, in the utility model, between jib leading portion 3 and jib back segment 4, preferably pass through lateral bending structural transition, this lateral bending structure couples together jib leading portion 3 and jib back segment 4, particularly, the first side plate 13, the second side plate 14 and riser 15 are not at grade, its parallel or setting at an angle, now, top board 11 mates with the arrangement form of the first side plate 13 or the second side plate 14 with the structure of base plate 12, transverse slat 16 mates with the arrangement form of riser 15.It should be noted that, jib 1 is not limited in as lateral bending jib, as shown in figure 13, situation when jib 1 is linearly arranged for non-lateral bending, now, the axis of carrier pipe 2 is no longer on same plane.
Above-mentioned boom system is on the basis of aforementioned jib, set up carrier pipe 2, carrier pipe 2 is fixed on a side of jib, the integrative-structure that jib back segment 4 and the carrier pipe 2 being fixed thereon form has met the designing requirement such as intensity, rigidity of boom system better, simultaneously because this boom system is provided with aforementioned jib, whole beneficial effects that it obviously also has aforementioned jib, do not repeat them here.
On the other hand, the utility model also provides a kind of concrete distributing machinery, and it comprises above-mentioned jib or boom system.So also there are whole beneficial effects of above-mentioned jib or boom system, do not repeat them here.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a jib, comprise jib leading portion (3) and jib back segment (4), it is characterized in that, described jib leading portion (3) is the box-structure of sealing, described jib back segment (4) is open architecture, the length of described jib back segment (4) is more than or equal to the length of described jib leading portion (3), described jib back segment (4) comprises a riser (15) and at least one transverse slat (16), and described riser (15) can be fixedly installed on top or middle part or the below of described transverse slat (16).
2. jib according to claim 1, is characterized in that, the quantity of described transverse slat (16) is two, and described riser (15) and two described transverse slats (16) form I shape or trench structure, or
The quantity of described transverse slat (16) is one, and described transverse slat (16) and described riser (15) form T-shaped or L-type structure.
3. jib according to claim 1, it is characterized in that, described jib leading portion (3) comprises top board (11), base plate (12), the first side plate (13) and the second side plate (14), and described the first side plate (13) and the second side plate (14) are arranged between top board (11) and base plate (12).
4. jib according to claim 1, is characterized in that, described jib is lateral bending jib, passes through lateral bending structural transition between described jib leading portion (3) and described jib back segment (4).
5. jib according to claim 1, is characterized in that, on the riser (15) of described jib back segment (4), offers lightening hole (7).
6. according to the jib described in any one in claim 1 to 5, it is characterized in that, described jib leading portion (3) is fixedly connected by welding with jib back segment (4) or passes through the detachable assembly connection of bolt; Or the riser (15) of one of them side plate of described jib leading portion (3) and described jib back segment (4) is one-body molded.
7. a boom system, comprise jib (1) and be arranged at the carrier pipe (2) of described jib (1) one side, described carrier pipe (2) is fixed on described jib (1), it is characterized in that, described jib (1) is the jib described in any one in claim 1 to 6.
8. boom system according to claim 7, it is characterized in that, also comprise that carrier pipe supports (5) and securing member, the leading portion of described carrier pipe (2) supports (5) by carrier pipe and is connected with described jib leading portion (3), and the back segment of described carrier pipe (2) is fixed on described jib back segment (4) by described securing member.
9. boom system according to claim 8, it is characterized in that, between the back segment of described jib back segment (4) and carrier pipe (2), be provided with the backing plate (8) for fastening carrier pipe (2), described securing member comprises U-bolt (6).
10. a concrete distributing machinery, is characterized in that, comprises the jib described in any one in claim 1 to 6, or the boom system described in any one in claim 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420411614.4U CN204001765U (en) | 2014-07-24 | 2014-07-24 | A kind of jib, boom system and concrete distributing machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420411614.4U CN204001765U (en) | 2014-07-24 | 2014-07-24 | A kind of jib, boom system and concrete distributing machinery |
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| Publication Number | Publication Date |
|---|---|
| CN204001765U true CN204001765U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420411614.4U Active CN204001765U (en) | 2014-07-24 | 2014-07-24 | A kind of jib, boom system and concrete distributing machinery |
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| Country | Link |
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| CN (1) | CN204001765U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465965A (en) * | 2018-03-25 | 2018-08-31 | 湖南响箭重工科技有限公司 | A kind of babinet assembly welding technique |
| CN111173287A (en) * | 2020-03-10 | 2020-05-19 | 三一汽车制造有限公司 | Boom and working equipment |
-
2014
- 2014-07-24 CN CN201420411614.4U patent/CN204001765U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465965A (en) * | 2018-03-25 | 2018-08-31 | 湖南响箭重工科技有限公司 | A kind of babinet assembly welding technique |
| CN111173287A (en) * | 2020-03-10 | 2020-05-19 | 三一汽车制造有限公司 | Boom and working equipment |
| WO2021179546A1 (en) * | 2020-03-10 | 2021-09-16 | 三一汽车制造有限公司 | Boom and working equipment |
| CN111173287B (en) * | 2020-03-10 | 2024-05-28 | 三一汽车制造有限公司 | Arm support and operation equipment |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |