CN202139865U - Jib type engineering machinery and jib system - Google Patents
Jib type engineering machinery and jib system Download PDFInfo
- Publication number
- CN202139865U CN202139865U CN201120222616U CN201120222616U CN202139865U CN 202139865 U CN202139865 U CN 202139865U CN 201120222616 U CN201120222616 U CN 201120222616U CN 201120222616 U CN201120222616 U CN 201120222616U CN 202139865 U CN202139865 U CN 202139865U
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- Prior art keywords
- jib
- bend pipe
- pipe
- straight tube
- carrier pipe
- Prior art date
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- Expired - Lifetime
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Abstract
The utility model discloses a jib system, which comprises the following components: multiple jib sections, and a conveyor pipe which is equipped on each jib section, wherein the conveyor pipe on at least one jib section is placed in the jib section. The jib system according to the utility model has the following advantages: simple and compact structure, high convenience in detachment, and capability of improving stressed state in operation. The utility model further discloses a set of jib type engineering machinery, which comprises a chassis and a turret that is equipped on the chassis. The turret is provided with the jib system according to the utility model.
Description
Technical field
The utility model relates to technical field of engineering machinery, relates in particular to a kind of boom type engineering machinery and boom system.
Background technology
Along with the input energetically of the acceleration and the infrastructure of urbanization process, concrete pumping machinery is being brought into play more and more important effect, and concrete mixer is because its good maneuverability property more and more receives the favor in market.The carrier pipe of concrete mixer is installed on the jib of being made up of single oil cylinder, and can turn round, launch and draw in jib.During the concrete mixer operation, along with the variation of pouring position, jib will be with carrier pipe to move together, thereby transmission and concrete transmission is arrived assigned address.
At present, the concrete mixer carrier pipe all adopts the structure that is placed on the jib both sides, owing to influence each other between the carrier pipe of the folding back of jib, therefore spatially has interference.For fear of this interference, the carrier pipe that generally adopts bracing frame will be attached on the different jibs is fixed on from jib place far away, but on the part jib, still has the structure of carrier pipe interlaced arrangement; On the other hand, said structure makes jib and the arrangement that is installed in the carrier pipe on the jib disperse, and after jib draws in, has taken the big quantity space on pump truck is walked on stage, and is not easy to maintenance personal get on the bus maintenance and the easy overshoot width of pump truck vehicle body; The jib and the carrier pipe that when operation launches, disperse influence the attractive in appearance of car load, and place the one-sided carrier pipe of jib to influence the stress of jib.
The utility model content
The technical problem that the utility model will solve is the deficiency that overcomes prior art, a kind of simple and compact for structure, easy accessibility is provided, can improves the boom system of stress during operation, and the boom type engineering machinery with this boom system.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of boom system; Be applied in the boom type engineering machinery; Said boom system comprise the more piece jib be installed in the carrier pipe that respectively saves on the jib, the basic arm in the more piece jib is connected with the capstan head of boom type engineering machinery, the carrier pipe at least one joint jib places in this joint jib.
The base arm is provided with accommodation space, and the carrier pipe on the said basic arm places in the said accommodation space.
Said accommodation space is the storage tank to basic arm inner recess.
Said basic arm is made up of a both sides casing and a bottom casing, said both sides casing symmetric arrangement, and said bottom casing is connected in the bottom of both sides casing, and said both sides casing and bottom casing surround said storage tank.
Be provided with reinforcing rib in the casing of said bottom.
Said carrier pipe comprises straight tube, saves carrier pipe first bend pipe that is connected and the bend pipe group that is connected with the output straight tube of capstan head on jib with next; Said straight tube places said carrier pipe accommodation space, and said first bend pipe and bend pipe group are connected in the two ends of said straight tube respectively.
Said bend pipe group comprises second bend pipe and the 3rd bend pipe, and said second bend pipe is connected with straight tube, and said the 3rd bend pipe one end is connected with second bend pipe through active tube joint, and the other end is provided with the active tube joint of the output straight tube that is used to connect capstan head.
Said straight tube is fixed in the said accommodation space through U-bolt or U type pipe clamp.
A kind of boom type engineering machinery comprises the chassis and is installed in the capstan head on the chassis, the built-in jib of the aforesaid carrier pipe of installing on the said capstan head.
Compared with prior art, the advantage of the utility model is:
The built-in jib of the carrier pipe of the utility model; On basic arm, be provided with the carrier pipe accommodation space; Carrier pipe on the basic arm is installed in this carrier pipe accommodation space, makes the jib structure compact to have significantly reduced taking up room after the joint arm draws in; Be convenient to maintenance personal's maintenance of getting on the bus, the dismounting of carrier pipe is also convenient; Reduced the harmful effect of carrier pipe to the jib stress simultaneously, the stress when making jib work improves.The base arm has adopted the open body structure that is made up of a both sides casing and a bottom casing, has both guaranteed the strength and stiffness of basic arm, has made things convenient for installing and fixing of carrier pipe again.Bend pipe group in the conveying comprises second bend pipe and the 3rd bend pipe; The 3rd bend pipe one end is connected with second bend pipe through active tube joint; Be used to adapt to the elevating movement of the relative capstan head of basic arm; The 3rd bend pipe other end is provided with active tube joint, is connected with output straight tube on the capstan head through this active tube joint, can adapt to basic arm rotatablely moving with capstan head.Straight tube is fixed in the said carrier pipe accommodation space through U-bolt or U type pipe clamp, can guarantee structural stability.The built-in jib of above-mentioned carrier pipe is housed on the boom type engineering machinery of the utility model, because the built-in jib of above-mentioned carrier pipe has above-mentioned technique effect, the boom type engineering machinery of the utility model also has the corresponding techniques effect.
Description of drawings
Fig. 1 is the perspective view of the utility model boom system;
Fig. 2 is the section structure sketch map of basic arm in the utility model;
Fig. 3 is the structural representation of the boom type engineering machinery of the utility model.
Each label is represented among the figure:
1, basic arm; 2, carrier pipe; 3, chassis; 4, capstan head; 11, carrier pipe accommodation space; 12, sidepiece casing; 13, bottom casing; 14, reinforcing rib; 21, straight tube; 22, first bend pipe; 23, second bend pipe; 24, the 3rd bend pipe.
The specific embodiment
Fig. 1 is to shown in Figure 3; The structural representation of a kind of boom system that proposes for the utility model; Be applied in the boom type engineering machinery; Said boom system comprise the more piece jib be installed in the carrier pipe 2 that respectively saves on the jib, the basic arm 1 in the more piece jib is connected with the capstan head 4 of boom type engineering machinery, the carrier pipe 2 at least one joint jib places in this joint jib.
In the present embodiment; Base arm 1 is made up of a both sides casing 12 and a bottom casing 13, both sides casing 12 symmetric arrangement, and bottom casing 13 is connected in the bottom of both sides casing 12; Both sides casing 12 surrounds carrier pipe accommodation space 11 with bottom casing 13; This carrier pipe accommodation space 11 is that this box body combinations structure had both guaranteed the strength and stiffness of basic arm 1 to the storage tank of basic arm 1 inner recess, has made things convenient for installing and fixing of carrier pipe 2 again.Be provided with reinforcing rib 14 in the casing 13 of bottom, can further add the strength and stiffness of strong basis arm 1.
Be arranged on carrier pipe 2 in basic arm 1 storage tank comprise straight tube 21, be installed in next save first bend pipe 22 that the carrier pipe on jib is connected with capstan head 4 on the bend pipe group that is connected of output straight tube; Straight tube 21 places carrier pipe accommodation space 11; First bend pipe 22 and bend pipe group are connected in the two ends of straight tube 21 respectively; This first bend pipe 22 is drawn carrier pipe 2 from the sidepiece casing 12 of basic arm 1, the carrier pipe arrangement after drawing is identical with traditional stringing mode.
The bend pipe group comprises second bend pipe 23 and the 3rd bend pipe 24; Second bend pipe 23 is connected with straight tube 21; The 3rd bend pipe 24 1 ends are connected with second bend pipe 23 through active tube joint, are used to adapt to the elevating movement of basic arm 1 relative capstan head 4, and the 3rd bend pipe 24 other ends are provided with the active tube joint that is used to connect the output straight tube on the capstan head 4; Be connected with output straight tube on the capstan head 4 through this active tube joint, can adapt to basic arm 1 rotatablely moving with capstan head 4.
Fig. 3 shows a kind of boom type engineering machinery embodiment of the utility model, and this boom type engineering machinery comprises chassis 3 and be installed in the capstan head 4 on the chassis 3 that be equiped with above-mentioned boom system on the capstan head 4, concrete, basic arm 1 is connected with capstan head 4.
The above only is the preferred implementation of the utility model, and the protection domain of the utility model also not only is confined to the foregoing description, and all technical schemes that belongs under the utility model thinking all belong to the protection domain of the utility model.Should propose, for those skilled in the art, in the improvement and the retouching that do not break away under the utility model principle prerequisite, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (10)
1. boom system; Be applied in the boom type engineering machinery; Said boom system comprises the more piece jib and is installed in the carrier pipe (2) that respectively saves on the jib; Basic arm (1) in the more piece jib is connected with the capstan head (4) of boom type engineering machinery, it is characterized in that: the carrier pipe (2) at least one joint jib places in this joint jib.
2. boom system according to claim 1 is characterized in that: basic arm (1) is provided with accommodation space (11), and the carrier pipe (2) on the said basic arm (1) places in the said accommodation space (11).
3. the built-in jib of carrier pipe according to claim 2 is characterized in that: said accommodation space (11) is the storage tank to basic arm (1) inner recess.
4. boom system according to claim 3; It is characterized in that: said basic arm (1) is made up of a both sides casing (12) and a bottom casing (13); Said both sides casings (12) symmetric arrangement; Said bottom casing (13) is connected in the bottom of both sides casing (12), and said both sides casings (12) surround said storage tank with bottom casing (13).
5. boom system according to claim 4 is characterized in that: be provided with reinforcing rib (14) in the said bottom casing (13).
6. according to each described boom system in the claim 2 to 5; It is characterized in that: the bend pipe group that first bend pipe (22) that said carrier pipe (2) comprises straight tube (21), be connected with the carrier pipe of next joint on jib is connected with the output straight tube with capstan head (4); Said straight tube (21) places said carrier pipe accommodation space (11), and said first bend pipe (22) and bend pipe group are connected in the two ends of said straight tube (21) respectively.
7. boom system according to claim 6; It is characterized in that: said bend pipe group comprises second bend pipe (23) and the 3rd bend pipe (24); Said second bend pipe (23) is connected with straight tube (21); Said the 3rd bend pipe (24) one ends are connected with second bend pipe (23) through active tube joint, and the other end is provided with the active tube joint of the output straight tube that is used to connect capstan head (4).
8. boom system according to claim 6 is characterized in that: said straight tube (21) is fixed in the said accommodation space (11) through U-bolt or U type pipe clamp.
9. boom system according to claim 7 is characterized in that: said straight tube (21) is fixed in the said accommodation space (11) through U-bolt or U type pipe clamp.
10. a boom type engineering machinery comprises chassis (3) and is installed in the capstan head (4) on the chassis (3), it is characterized in that: said capstan head (4) is gone up installing like each described boom system in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222616U CN202139865U (en) | 2011-06-28 | 2011-06-28 | Jib type engineering machinery and jib system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222616U CN202139865U (en) | 2011-06-28 | 2011-06-28 | Jib type engineering machinery and jib system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202139865U true CN202139865U (en) | 2012-02-08 |
Family
ID=45550928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120222616U Expired - Lifetime CN202139865U (en) | 2011-06-28 | 2011-06-28 | Jib type engineering machinery and jib system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202139865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413081A (en) * | 2022-01-25 | 2022-04-29 | 三一汽车制造有限公司 | Arm section assembly and operation machine |
| CN115142678A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
-
2011
- 2011-06-28 CN CN201120222616U patent/CN202139865U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142678A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
| CN115142678B (en) * | 2021-03-31 | 2024-02-06 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
| CN114413081A (en) * | 2022-01-25 | 2022-04-29 | 三一汽车制造有限公司 | Arm section assembly and operation machine |
| CN114413081B (en) * | 2022-01-25 | 2024-06-11 | 三一汽车制造有限公司 | Arm joint assembly and working machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130502 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130502 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 31 industrial city, Changsha economic and Technological Development Zone, Hunan, Changsha Patentee before: Sanyi Heavy Industry Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |
|
| CX01 | Expiry of patent term |