CN103061512B - A kind of conveyance conduit, boom system and implement - Google Patents
A kind of conveyance conduit, boom system and implement Download PDFInfo
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- CN103061512B CN103061512B CN201310012739.XA CN201310012739A CN103061512B CN 103061512 B CN103061512 B CN 103061512B CN 201310012739 A CN201310012739 A CN 201310012739A CN 103061512 B CN103061512 B CN 103061512B
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- pipe
- operating position
- pipeline
- boom system
- rotation
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0445—Devices for both conveying and distributing with distribution hose with booms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0436—Devices for both conveying and distributing with distribution hose on a mobile support, e.g. truck
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0808—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0837—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements being bends
Abstract
The invention discloses a kind of boom system, comprise jib and carrier pipe, jib comprises head hinged successively and saves arm, intermediate arm and minor details arm, carrier pipe comprises the first pipe joint, intervalve and the minor details pipe that are fixedly arranged on respectively on first joint arm, intermediate arm and minor details arm, first pipe joint, intervalve are connected successively with minor details pipe, and intervalve comprises the first pipeline, second pipe and pipeline switching device; The import of the first pipeline is communicated with first pipe joint, and the outlet of second pipe is communicated with minor details pipe; Pipeline switching device is used for disconnecting or being communicated with the first pipeline and second pipe.This boom system has two discharging openings, is respectively used to long distance cloth and short distance cloth, and when can avoid short distance cloth, concrete " detours " and the harm that produces in carrier pipe.In addition, the invention also discloses a kind of conveyance conduit and there is the implement of said arm frame system.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of conveyance conduit, also relate to a kind of boom system and there is the implement of this boom system.
Background technology
At present, the application of implement in engineer operation with boom system is more and more extensive, and the such as fire fighting truck etc. of concrete mixer, boom, band jib, they bring great convenience for operation or construction.Boom system generally includes jib and is located at the carrier pipe on jib, and jib comprises multiple head hinged successively and saves arm, intermediate arm (according to actual needs, generally arranging multiple intermediate arm) and minor details arm; Adapt with jib, carrier pipe comprises first pipe joint, the intervalve corresponding with intermediate arm (corresponding with multiple intermediate arm, can to arrange multiple intervalve) and minor details pipe; First pipe joint is arranged on first joint arm, and intervalve is arranged on corresponding intermediate arm, and minor details pipe is arranged on minor details arm, and many places pipeline is communicated by prior art head and the tail.This boom system can be used for convey materials, and its operating principle is: in off working state, and boom system is collapsible, and in working order, boom system launches, and the outlet of carrier pipe is placed in and subscribes position; Now, material can enter from carrier pipe import, is delivered to and subscribes position after carrier pipe.
For this kind of implement, the length of the jib that it has is one of important indicator weighing its ability to work; Jib is longer, and it more can meet the needs of major works.Along with increasing and the increase of scale (and height) of major works (as skyscraper), implement that is increasing, that have long-armed frame (referring generally to the length of jib more than 35 meters) is applied in construction.These have the use of the implement of long-armed frame, bring great convenience to engineering construction.
But in work progress, this kind of implement really needs time of the length of its jib all being used or construction operation amount only to account for the finite part of whole engineering construction.With 66 meters (under jib vertical expansion state; the height of car load) concrete mixer is example; in the construction of skyscraper; the workload of usual concrete mixer within each station can fulfil assignment radius about 0 to 60 meters scopes, can effectively use the workload proportion of whole boom system length lower than 40%.In other words, in this kind of implement operation process, boom system has length surplus under many circumstances.When the implement of long-armed frame is applied to short-range different areas of activity, position is subscribed for the outlet of carrier pipe being placed in, have to by jib bend, carrier pipe follow jib bending, this be equivalent to material through one section very winding raod footpath arrive precalculated position again from the import of implement; Therefore, this situation easily causes the situation of material " detouring " in carrier pipe; This situation can cause fuel oil by insignificant consumption, and consumable accessory, by insignificant wearing and tearing, makes single implement use cost higher; In addition, material needs overcome the resistance that " detouring " brings, and a lot of energy is consumed in the process, causes the operating efficiency of such implement unsatisfactory thus.
Certainly, in order to reduce the use cost of single implement, also have in major works construction by adopting the implement of the different jib length of a few money to meet construction needs under various operating mode.But this mode needs client to need enough funds buy or lease this type of different implement of many moneys, and for client, economy is not high; For the client that economic condition is limited, its financial pressure can be made larger.
Therefore, in construction process, the use cost how reducing single implement is current art technology people technical problem urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of boom system, conveyance conduit for boom system, to reduce the use cost of the single implement with boom system.In addition, the present invention also provides a kind of implement with said arm frame system.
The invention provides a kind of boom system, comprise jib and carrier pipe, described jib comprises head hinged successively and saves arm, intermediate arm and minor details arm, described carrier pipe comprises the first pipe joint, intervalve and the minor details pipe that are fixedly arranged on respectively on described head joint arm, intermediate arm and minor details arm, and described first pipe joint, intervalve are connected successively with minor details pipe; Described intervalve comprises the first pipeline, second pipe and pipeline switching device; The import of described first pipeline is communicated with described first pipe joint, and the outlet of described second pipe is communicated with described minor details pipe; Described pipeline switching device at least comprises transition duct, the import of described transition duct and the outlet of described first pipeline, described transition duct has the first operating position and the second operating position, in the first operating position, the outlet of described transition duct and the inlet communication of described second pipe, in the second operating position, the outlet of described transition duct and the import of described second pipe disconnect.
Preferably, described transition duct is swivelling pipe; The import of described swivelling pipe and the outlet of described first pipeline are rotatably connected, and described swivelling pipe can turn to the first operating position and the second operating position.
Preferably, described pipeline switching device also comprises the location-plate be fixedly arranged on described intermediate arm, described location-plate is provided with spigot surface and two through holes, the exit end face of described swivelling pipe and the spigot surface of described location-plate are slidably matched, and the entrance point of described second pipe is communicated with one of through hole of two on described location-plate;
In described first operating position, described swivelling pipe outlet is communicated with described second pipe by one of two described through holes; In described second operating position, the outlet of described swivelling pipe is communicated with through hole described in another.
Preferably, also comprise bifurcated passage, described bifurcated passage entrance point is fixed on described location-plate;
When described swivelling pipe is in the second operating position, described bifurcated passage is communicated with described swivelling pipe by a described through hole.
Preferably, described pipeline switching device also comprises axis of rotation, and one end of described axis of rotation is rotationally connected with on described location-plate, and the other end is fixed on described swivelling pipe, and the rotation of the axis of described axis of rotation and described swivelling pipe on the same line.
Preferably, described pipeline switching device also comprises telescopic oil cylinder, and one end of described telescopic oil cylinder is articulated with on described location-plate, and the other end is articulated with on described swivelling pipe; The telescopic direction of described telescopic oil cylinder is vertical with the rotation of described axis of rotation, and has preset distance between pin joint between telescopic oil cylinder and described swivelling pipe and the rotation of described axis of rotation.
Preferably, described pipeline switching device also comprises telescopic oil cylinder and connecting rod; The axes normal of described connecting rod and described axis of rotation, and with described axis of rotation and/or swivelling pipe affixed; One end of described telescopic oil cylinder is articulated with on described location-plate, and the other end is articulated with on described connecting rod; The telescopic direction of described telescopic oil cylinder is vertical with the rotation of described axis of rotation.
Preferably, the spigot surface of described location-plate is provided with limited step; The area that described limited step circle slips over when described swivelling pipe exit end face turns to the second operating position from the first operating position on described location-plate is formed.
Preferably, the port of export of described swivelling pipe is provided with the annular boss radially protruded, and described limited step internal face is provided with the clamp extended internally, and described annular boss is arranged in the internal face of described clamp.
The boom system that the present invention proposes, by arranging pipeline switching device on intermediate arm, makes this boom system can all have good adaptive capacity when long distance cloth and short distance cloth.Its operating principle is: when long distance cloth, be communicated with second pipe by the first pipeline by the transition duct of pipeline switching device, material is transported to remote cloth point by minor details pipe; When short distance cloth, the transition duct of pipeline switching device disconnects the connection with second pipe, and material directly exports short-range cloth point to from transition duct outlet.As can be seen from above-mentioned principle, this boom system had both remained original long distance work capacity, " detouring " degree of material when alleviating again short distance operation; The consumption alleviating the fuel oil that can effectively reduce in operation process, consumable accessory of the degree that " detours ", and alleviating of " detouring " degree can make more energy for doing useful work, and then provide basis for the operating efficiency improving implement; Therefore, compared with prior art, this boom system is utilized effectively can to reduce the use cost of single implement.
On the other hand, the present invention also provides a kind of implement, and the slew gear comprising complete machine body and be located on complete machine body also comprises the boom system described in above-mentioned any one, and described boom system is located on described slew gear; This implement can be concrete mixer or boom.
Compared with existing implement, because the boom system of this implement all has suitable operating efficiency long apart from when cloth and short distance cloth, this implement overall operation efficiency in major works construction is higher, oil plant and consumable accessory loss less, therefore, its use cost is lower, economy is better.
Another aspect, present invention also offers a kind of conveyance conduit, comprises the first pipeline, second pipe and swivelling pipe; Described first pipeline is relative with second pipe fixing; The import of described swivelling pipe communicates with the outlet of the first pipeline and is rotatably connected, described swivelling pipe at least can turn to the first operating position and the second operating position, in described first operating position, the outlet of described swivelling pipe and the inlet communication of described second pipe, in described second operating position, outlet and the described second pipe of described swivelling pipe disconnect.
Further, location-plate and bifurcated passage is also comprised; Described second pipe, location-plate are relative fixing with described first pipeline three; Described location-plate has the first through hole and the second through hole; The import of described second pipe communicates with the first through hole, and the import of described bifurcated passage communicates with the second through hole; Exit end face and the described location-plate of described swivelling pipe are slidably matched; In described first operating position, the outlet of described swivelling pipe is by the inlet communication of the first through hole and described second pipe, and in described second operating position, the outlet of described swivelling pipe is by the inlet communication of the second through hole and described bifurcated passage.
Compared with prior art, by arranging swivelling pipe between the first pipeline and second pipe, making this carrier pipe possess far-end and the optional discharging port of near-end two, and can switch easily, neatly between these two discharging ports; Its operating principle is: when utilizing this conveyance conduit to carry out long distance delivery material, and by swivelling pipe outlet and second pipe inlet communication, material is delivered to far-end discharging opening through the first pipeline, swivelling pipe and second pipe; Utilize this conveyance conduit closely convey materials time, rotatable swivelling pipe, choosing rotation and second pipe are disconnected, and material is delivered to relatively near near-end discharging opening through the first pipeline and swivelling pipe; As can be seen from above-mentioned operating principle, the needs that the conveyance conduit of the type can meet long distance delivery also can meet the needs of short distance conveying; And when utilizing this conveyance conduit short distance to carry, material " detouring " in carrier pipe can be alleviated, and then the energy utilizing this conveyance conduit to carry out needed for short distance mass transport can be reduced, in other words, this conveyance conduit can provide basis for the energy ezpenditure reducing implement matching used with it.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the boom system that the embodiment of the present invention proposes;
Fig. 2 is the partial enlarged drawing of part A in Fig. 1;
Fig. 3 is the syndeton schematic diagram of pipeline switching device and other pipeline in boom system shown in Fig. 1;
Fig. 4 is the structural representation of pipeline switching device in boom system shown in Fig. 1;
Fig. 5 is the front view of pipeline switching device shown in Fig. 4;
Fig. 6 is the top view of pipeline switching device shown in Fig. 4;
The structural representation of the location-plate that Fig. 7 is pipeline switching device shown in Fig. 4 and affixed section components thereon;
Fig. 8 is the rear view of location-plate shown in Fig. 7;
Fig. 9 is the structural representation of the swivelling pipe in Fig. 4;
The structural representation of the another kind of swivelling pipe that Figure 10 embodiment of the present invention provides;
Figure 11-1 is the design sketch of existing implement when short distance operation;
The design sketch of the implement that Figure 11-2 proposes for the embodiment of the present invention when short distance operation.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below in conjunction with accompanying drawing 1 to 11-2, specific embodiments of the invention are described in detail.
For avoid or reduce that long-armed frame system efficiency when short distance operation is low, consumable accessory is by the problem of valueless consumption, the specific embodiment of the invention proposes a kind of boom system, comprise jib 1 and carrier pipe 2, jib 1 comprises head hinged successively and saves arm 11, intermediate arm 13 and minor details arm 12, carrier pipe 2 comprises the first pipe joint 21, intervalve 23 and the minor details pipe 22 that are fixedly arranged on respectively on first joint arm 11, intermediate arm 13 and minor details arm 12, first pipe joint 21, intervalve 23 are connected successively with minor details pipe 22, and intervalve 23 comprises the first pipeline 231, second pipe 233 and pipeline switching device 3; The import of the first pipeline 231 is communicated with first pipe joint 21, and the outlet of second pipe 233 is communicated with minor details pipe 22; Pipeline switching device 3 at least comprises transition duct, the import of transition duct and the outlet of the first pipeline 231, transition duct has the first operating position and the second operating position, in the first operating position, the outlet of transition duct and the inlet communication of second pipe 233, in the second operating position, the outlet of transition duct and the import of second pipe 233 disconnect, and its structure specifically can with reference to figure 1 and Fig. 2.
The operating principle of this boom system is: when long distance cloth, be communicated with second pipe 233 by the first pipeline 231 by the transition duct of pipeline switching device 3, material is transported to remote cloth point by minor details pipe 22; When short distance cloth, the transition duct of pipeline switching device 3 disconnects the connection with second pipe 233, and material directly exports short-range cloth point to from transition duct outlet.As can be seen from above-mentioned principle, this boom system had both remained original long distance work capacity, " detouring " degree of material when alleviating again short distance operation; The consumption alleviating the fuel oil that can effectively reduce in operation process, consumable accessory of the degree that " detours ", and alleviating of " detouring " degree can make more energy for doing useful work, and then provide basis for the operating efficiency improving implement; Therefore, compared with prior art, this boom system is utilized effectively can to reduce the use cost of single implement.
Said arm frame system, by arranging pipeline switching device 3 on intermediate arm 13, makes this boom system can all have good adaptive capacity when long distance cloth and short distance cloth.It should be noted that, intermediate arm 13 can comprise an arm joint or multiple arm joint; Transition duct can be arbitrary pipeline, as long as its import and the first pipeline communication, its outlet is optionally communicated with second pipe or disconnects.
Switch for convenience of pipeline, transition duct can be swivelling pipe 31, the import of swivelling pipe 31 and the outlet of the first pipeline 231 are rotatably connected, swivelling pipe 31 can turn to the first operating position and the second operating position, swivelling pipe 31 can be S shape bend pipe, and its concrete structure and set-up mode can with reference to figure 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 9.Certainly, swivelling pipe 31 can also be anti-zigzag thbe, and concrete structure can with reference to Figure 10.
According to foregoing description, be appreciated that swivelling pipe 31 can have multiple concrete structure, as long as can be undertaken switching by being rotated in the first operating position and the second operating position.
For making the stressed of this boom system of improvement and switching pipeline more smoothly, can make further improvements pipeline switching device 3, particularly, pipeline switching device 3 also comprises the location-plate 33 be fixedly arranged on intermediate arm 13, and concrete setting can referring to figs. 2 to Fig. 8.Location-plate 33 can be provided with two through holes 331,332, the side of location-plate 33 forms spigot surface; It should be noted that, spigot surface mentioned here refers to side relative with the exit end face of swivelling pipe 31 on location-plate 33.
The exit end face of this spigot surface and swivelling pipe 31 is fitted, and is formed and slidably coordinates, make swivelling pipe 31 can slide relative to location-plate 33 like this, switch between the first operating position and the second operating position; When the first operating position, swivelling pipe 31 is communicated with second pipe 233 by through hole 331; When the second operating position, swivelling pipe 31 is communicated with through hole 332.
In addition, location-plate 33 can be fixed on intermediate arm 13, and it as a fulcrum, for second pipe 233 and swivelling pipe 31 provide certain support force, can improve the stressed of them.Certainly, for controlling flow direction when material exports from through hole 332, can consider to arrange bifurcated passage 234 at through hole 332 outlet side; Meanwhile, bifurcated passage 234 can be arranged to hard tube or flexible pipe as required.
For improving the stressed of swivelling pipe 31 further, it is made to rotate more smooth and easy, axis of rotation 32 can also be set, one end of axis of rotation 32 is connected on location-plate 33 rotationally, the other end is fixed on swivelling pipe 31, and axis of rotation 32 is coaxially arranged with the import of swivelling pipe 31, the concrete setting of axis of rotation 32 can referring to figs. 2 to Fig. 6.
For realizing the automation that pipeline switches, telescopic oil cylinder 34 can also be set, one end of telescopic oil cylinder 34 can be articulated with on location-plate 33 by oil cylinder seat 38, the other end is articulated with on swivelling pipe 31, the telescopic direction of telescopic oil cylinder 34 is vertical with the rotation of axis of rotation 32, and has preset distance between pin joint between telescopic oil cylinder 34 and swivelling pipe 31 and the axis of axis of rotation 32.Certainly, not telescopic oil cylinder 34 must be arranged to arrange vertical with the rotation of axis of rotation 32 could realize; As long as in fact telescopic oil cylinder 34 can provide the component being parallel to spigot surface to rotate to drive swivelling pipe 31; If telescopic oil cylinder 34 is arranged with the rotation out of plumb of axis of rotation 32, so the annexation of the end of telescopic oil cylinder 34 and oil cylinder seat 38, swivelling pipe 31 should be able to meet the needs driving swivelling pipe 31 rotary motion.Drive swivelling pipe 31 to rotate by telescopic oil cylinder 34, thus realize position switching, can effectively reduce artificial workload, and increase work efficiency.Certainly, for convenience of producing, telescopic oil cylinder 34 can not directly and swivelling pipe 31 hinged, the connecting rod 35 vertical and affixed with axis of rotation 32 can be increased again, one end of telescopic oil cylinder 34 is articulated with on location-plate 33 by oil cylinder seat 38, the other end is articulated with on connecting rod 35, and telescopic oil cylinder 34 drives swivelling pipe 31 to rotate by connecting rod 35, does like this and can improve the stressed of swivelling pipe 31.Certainly, if need to improve the stressed of pipeline switching device further, one end of connecting rod 35 can be fixedly arranged on the port of export of swivelling pipe 31, when connecting rod 35 is subject to the active force of telescopic oil cylinder 34, swivelling pipe 31 and axis of rotation 32 can share partial action power simultaneously, avoid by all force localization on one component.
For the slewing area of constraining rotating tube 31, the outlet of swivelling pipe 31 is facilitated to aim at through hole 331 or 332, can arrange limited step 36 on location-plate 33 spigot surface, the area slipped on location-plate 33 swivelling pipe 31 exit end face turns to the second operating position during from the first operating position put on the spot by limited step 36 circle.
Remain tight for making the contact of the outlet of swivelling pipe 31 and location-plate 33, radially outwardly annular boss 39 can also be set in the outlet of swivelling pipe 31, limited step 36 is provided with clamp 37, annular boss 39 is arranged between the spigot surface of location-plate 33 and the internal face of clamp 37, and the concrete setting of annular boss 39 and clamp 37 can with reference to figure 4 and Fig. 7.
On the other hand, the embodiment of the present invention additionally provides a kind of implement, and comprise complete machine body 10 and be located at the slew gear 30 on complete machine body 10, also comprise the boom system 20 of above-mentioned any one, boom system 20 is located on slew gear 30; Here apparatus for distributing can be the fire fighting truck of concrete mixer or boom or band jib.(the situation that Figure 11-1 is existing implement when short distance operation can be found out according to Figure 11-1 and 11-2, the situation of the implement that Figure 11-2 provides for the embodiment of the present invention when short distance operation), compared with existing implement, when short distance operation, this implement decreases material " detouring " in carrier pipe, and therefore its efficiency when short distance operation is higher, and fuel consumption is less, consumable accessory loss is less, longer service life.
Another aspect, the embodiment of the present invention additionally provides a kind of conveyance conduit, comprises the first pipeline 231, second pipe 233 and swivelling pipe 31; First pipeline is relative with second pipe fixing, can be fixed on the predetermined intermediate arm of boom system, first joint arm or minor details arm; The import of swivelling pipe 31 communicates with the outlet of the first pipeline 231 and is rotatably connected, swivelling pipe 31 at least can turn to the first operating position and the second operating position, in the first operating position, the outlet of swivelling pipe 31 and the inlet communication of second pipe 233, in the second operating position, outlet and the second pipe 233 of swivelling pipe 31 disconnect.This conveyance conduit can meet the needs of long distance delivery in the first operating position, can meet the needs of short distance conveying in the second operating position; And when utilizing this conveyance conduit short distance to carry, material " detouring " in carrier pipe can be alleviated, and then the energy utilizing this conveyance conduit to carry out needed for short distance mass transport can be reduced, in other words, this conveyance conduit can provide basis for the energy ezpenditure reducing implement matching used with it.
Swivelling pipe 31 can be identical with the swivelling pipe in said arm frame system, and then, also can there is multiple concrete selection, not repeat them here.
In further technical scheme, this conveyance conduit also comprises location-plate 33 and bifurcated passage 234; Second pipe 233, location-plate 33 are relative fixing with the first pipeline 231 three; Location-plate 33 has the first through hole 331 and the second through hole 332; The import of second pipe 233 communicates with the first through hole 331, and the import of bifurcated passage 234 communicates with the second through hole 332; Exit end face and the location-plate 33 of swivelling pipe 31 are slidably matched; In the first operating position, the outlet of swivelling pipe 31 is by the inlet communication of the first through hole 331 with second pipe 233, and in the second operating position, the outlet of swivelling pipe 31 is by the inlet communication of the second through hole 332 with bifurcated passage 234.By arranging location-plate 33, during switch operating position, the exit end face of swivelling pipe 31, at the surface sliding of location-plate 33, can make the switching of operating position more smooth and easy, more convenient like this.In addition, the rear direction of flowing out of material via through holes 332 can be regulated as required by arranging bifurcated passage 234.
Certainly, according to the above-mentioned advantage of this conveyance conduit, be understandable that, boom system is arranged this conveyance conduit can for lift arm frame system closely operation time efficiency provide basis.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a boom system, comprise jib (1) and carrier pipe (2), described jib (1) comprises head hinged successively and saves arm (11), intermediate arm (13) and minor details arm (12), described carrier pipe (2) comprise be fixedly arranged on respectively described head joint arm (11), first pipe joint (21) on intermediate arm (13) and minor details arm (12), intervalve (23) and minor details pipe (22), described first pipe joint (21), intervalve (23) is connected successively with minor details pipe (22), it is characterized in that, described intervalve (23) comprises the first pipeline (231), second pipe (233) and pipeline switching device (3),
The import of described first pipeline (231) is communicated with described first pipe joint (21), and the outlet of described second pipe (233) is communicated with described minor details pipe (22);
Described pipeline switching device (3) at least comprises transition duct, the import of described transition duct and the outlet of described first pipeline (231), described transition duct has the first operating position and the second operating position, in the first operating position, the outlet of described transition duct and the inlet communication of described second pipe (233), in the second operating position, the outlet of described transition duct and the import of described second pipe (233) disconnect.
2. boom system according to claim 1, is characterized in that, described transition duct is swivelling pipe (31); The import of described swivelling pipe (31) and the outlet of described first pipeline (231) are rotatably connected, and described swivelling pipe (31) can turn to the first operating position and the second operating position.
3. boom system according to claim 2, it is characterized in that, described pipeline switching device (3) also comprises the location-plate (33) be fixedly arranged on described intermediate arm (13), described location-plate (33) is provided with spigot surface and two through holes (331,332), the exit end face of described swivelling pipe (31) and the spigot surface of described location-plate (33) are slidably matched, and the entrance point of described second pipe (233) is communicated with one of two through holes (331,332) on described location-plate (33);
In described first operating position, described swivelling pipe (31) outlet is communicated with described second pipe (233) by one of two described through holes; In described second operating position, the outlet of described swivelling pipe (31) is communicated with through hole described in another.
4. boom system according to claim 3, is characterized in that, also comprises bifurcated passage (234), and described bifurcated passage (234) entrance point is fixed on described location-plate (33);
When described swivelling pipe (31) is in the second operating position, described bifurcated passage (234) is communicated with described swivelling pipe (31) by a described through hole.
5. boom system according to claim 3, it is characterized in that, described pipeline switching device (3) also comprises axis of rotation (32), one end of described axis of rotation (32) is rotationally connected with on described location-plate (33), the other end is fixed on described swivelling pipe (31), and the rotation of the axis of described axis of rotation (32) and described swivelling pipe (31) on the same line.
6. boom system according to claim 5, it is characterized in that, described pipeline switching device (3) also comprises telescopic oil cylinder (34), one end of described telescopic oil cylinder (34) is articulated with on described location-plate (33), and the other end is articulated with on described swivelling pipe (31); The telescopic direction of described telescopic oil cylinder (34) is vertical with the rotation of described axis of rotation (32), and has preset distance between pin joint between telescopic oil cylinder (34) and described swivelling pipe (31) and the rotation of described axis of rotation (32).
7. boom system according to claim 5, is characterized in that, described pipeline switching device (3) also comprises telescopic oil cylinder (34) and connecting rod (35); The axes normal of described connecting rod (35) and described axis of rotation (32), and with described axis of rotation (32) or/and described swivelling pipe (31) is affixed; One end of described telescopic oil cylinder (34) is articulated with on described location-plate (33), and the other end is articulated with on described connecting rod (35); The telescopic direction of described telescopic oil cylinder is vertical with the rotation of described axis of rotation (32).
8. the boom system according to any one of claim 3 to 7, is characterized in that, the spigot surface of described location-plate (33) is provided with limited step (36); The area that described limited step (36) circle slips over when the first operating position turns to the second operating position around described swivelling pipe (31) exit end face on described location-plate (33) is formed.
9. boom system according to claim 8, it is characterized in that, the port of export of described swivelling pipe (31) is provided with the annular boss (39) radially protruded, described limited step (36) internal face is provided with the clamp (37) extended internally, and described annular boss (39) is arranged in the internal face of described clamp (37).
10. an implement, comprise complete machine body (10) and be located at the slew gear (30) on complete machine body (10), it is characterized in that, also comprise the boom system 20 described in any one of claim 1 to 9, described boom system 20 is located on described slew gear (30).
11. implements according to claim 10, is characterized in that, are specially concrete mixer or boom.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310012739.XA CN103061512B (en) | 2013-01-14 | 2013-01-14 | A kind of conveyance conduit, boom system and implement |
| PCT/CN2014/070232 WO2014108055A1 (en) | 2013-01-14 | 2014-01-07 | Conveying pipeline, boom system and operating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310012739.XA CN103061512B (en) | 2013-01-14 | 2013-01-14 | A kind of conveyance conduit, boom system and implement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103061512A CN103061512A (en) | 2013-04-24 |
| CN103061512B true CN103061512B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310012739.XA Active CN103061512B (en) | 2013-01-14 | 2013-01-14 | A kind of conveyance conduit, boom system and implement |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103061512B (en) |
| WO (1) | WO2014108055A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061512B (en) * | 2013-01-14 | 2016-01-20 | 三一汽车制造有限公司 | A kind of conveyance conduit, boom system and implement |
| CN103967280B (en) * | 2014-05-19 | 2016-11-02 | 中交一公局第六工程有限公司 | Concrete delivery pump pipe road automatic reversing apparatus |
| CN105507591B (en) * | 2015-12-08 | 2018-01-19 | 湖南三一路面机械有限公司 | A kind of delivery pipe switching device and material-transporting system |
| DE102018106758B3 (en) | 2018-03-22 | 2019-07-25 | Putzmeister Engineering Gmbh | End hose holder for distribution booms of concrete pumps, concrete pump with end hose holder and procedure for mounting a hose end holder |
| CN110107349B (en) * | 2019-04-02 | 2021-04-23 | 中勘资源勘探科技股份有限公司 | Be applied to grouting equipment that overlying strata was kept apart |
| CN112681752B (en) * | 2020-12-16 | 2022-06-21 | 重庆建工集团股份有限公司 | Concrete pump pipe fixing device |
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| DE2447054A1 (en) * | 1973-10-12 | 1975-04-17 | Italiana Forme Acciaio | THREE-WAY DISTRIBUTOR FOR CONCRETE DOUBLE PUMPS |
| DE3905366A1 (en) * | 1989-02-22 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| CN201460228U (en) * | 2009-05-07 | 2010-05-12 | 三一重工股份有限公司 | Arm support system and pump truck containing same |
| CN101787973A (en) * | 2010-02-09 | 2010-07-28 | 三一重工股份有限公司 | Distributing valve for concrete pump, concrete pump, control method thereof and concrete pump truck |
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|---|---|---|---|---|
| GB190718594A (en) * | 1907-08-16 | 1908-08-13 | Herbert Alfred Humphrey | Improvements in Methods of Raising or Forcing Liquids and in Apparatus therefor. |
| SU1199972A1 (en) * | 1984-02-13 | 1985-12-23 | Научно-Производственное Объединение Фундаментостроения "Союзспецфундаменттяжстрой" | Concrete pump |
| JPH11190273A (en) * | 1997-12-25 | 1999-07-13 | Sanritsu Concrete Dasetsu Kk | Vertical suction type concrete force-feed pump |
| JPH11270137A (en) * | 1998-03-26 | 1999-10-05 | Taisei Corp | Concrete transport pipe branching unit |
| CN101078298B (en) * | 2007-04-25 | 2010-06-16 | 董连城 | Method for selecting arm support accroding to the pumping distance in concrete pump vehicle |
| CN202559754U (en) * | 2012-02-14 | 2012-11-28 | 三一重工股份有限公司 | Engineering machinery, material conveying system and pipeline switching device of material conveying system |
| CN103061512B (en) * | 2013-01-14 | 2016-01-20 | 三一汽车制造有限公司 | A kind of conveyance conduit, boom system and implement |
-
2013
- 2013-01-14 CN CN201310012739.XA patent/CN103061512B/en active Active
-
2014
- 2014-01-07 WO PCT/CN2014/070232 patent/WO2014108055A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2447054A1 (en) * | 1973-10-12 | 1975-04-17 | Italiana Forme Acciaio | THREE-WAY DISTRIBUTOR FOR CONCRETE DOUBLE PUMPS |
| DE3905366A1 (en) * | 1989-02-22 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| CN201460228U (en) * | 2009-05-07 | 2010-05-12 | 三一重工股份有限公司 | Arm support system and pump truck containing same |
| CN101787973A (en) * | 2010-02-09 | 2010-07-28 | 三一重工股份有限公司 | Distributing valve for concrete pump, concrete pump, control method thereof and concrete pump truck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103061512A (en) | 2013-04-24 |
| WO2014108055A1 (en) | 2014-07-17 |
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