CN218082792U - Telescopic boom hydraulic oil pipe reelpipe mechanism - Google Patents

Abstract

The utility model discloses a telescopic boom hydraulic pressure oil pipe reelpipe mechanism, including tail end pulley assembly, the end fixing hydro-cylinder, front end actuating mechanism, oil pipe steering wheel mechanism, oil pipe reelpipe wheel mechanism, first flexible arm section of thick bamboo and from the flexible bobbin arm of the second that first flexible arm section of thick bamboo internal slip stretches out, the flexible arm section of thick bamboo of third, tail end at first flexible arm sets up tail end pulley assembly and oil pipe steering wheel mechanism respectively, hydraulic pressure oil pipe's one end is around rolling up on oil pipe reelpipe wheel mechanism, hydraulic pressure oil pipe's one end is walked around behind the oil pipe steering wheel mechanism backward stretch into behind the tail end of first flexible arm section of thick bamboo in proper order through the bobbin wheel mechanism stretch into the tail end of the flexible bobbin arm of third in, continue to extend to in the tail end that stretches into the flexible arm section of thick bamboo of third through oil pipe mechanism the front end of the flexible arm section of thick bamboo is connected with front end actuating mechanism. The utility model discloses avoided the contact and the friction of hydraulic pressure oil pipe with flexible bobbin arm, solved oil pipe wearing and tearing oil leak difficult problem, extension hydraulic pressure oil pipe's life.

Description

Telescopic arm hydraulic oil pipe reeling mechanism

Technical Field

The utility model belongs to the technical field of flexible arm, especially, relate to a flexible arm hydraulic pressure oil pipe reelpipe mechanism.

Background

The three-section/four-section telescopic arm is a main mechanical arm telescopic part widely used on wood grabbing mechanical equipment in the current market, and the mechanical telescopic arm mainly comprises a fixed arm cylinder, the three-section/four-section telescopic arm cylinder, a propelling oil cylinder, a hydraulic oil cylinder connected with the oil cylinder and other parts. After the economic forest is felled, the timber matched with an excavator is dragged to be centrally treated to obtain a novel product. In the current mechanical telescopic arm products, a hydraulic oil pipe for a front end actuating mechanism provides hydraulic oil for a hydraulic oil cylinder, the hydraulic oil pipe frequently rubs with arm cylinder parts in the process of returning and passing along between telescopic arm cylinders, the hydraulic oil pipe has damaged potential safety hazards, the oil pipe is easy to damage and leaks oil, and the oil pipe is difficult to replace and maintain after being damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible arm hydraulic pressure oil pipe reelpipe mechanism, the utility model discloses a reelpipe mechanism has avoided the contact and the friction of hydraulic pressure oil pipe with flexible bobbin arm, has protected hydraulic pressure oil pipe, has solved oil pipe wearing and tearing oil leak difficult problem, extension hydraulic pressure oil pipe's life. In order to realize the purpose, the utility model discloses a following technological effect:

according to the utility model discloses an aspect provides a telescopic boom hydraulic pressure oil pipe reelpipe mechanism, including tail end pulley assembly, end fixing hydro-cylinder, front end actuating mechanism, oil pipe steering wheel mechanism, oil pipe reelpipe wheel mechanism, first flexible arm section of thick bamboo and from first flexible arm section of thick bamboo in the flexible tube arm of second, the flexible arm section of thick bamboo of third that stretches out of outwards sliding, set up respectively at the tail end of first flexible telescopic boom tail end pulley assembly and oil pipe steering wheel mechanism are being close to the downside outer wall setting of the first flexible arm of oil pipe steering wheel mechanism one side oil pipe reelpipe wheel mechanism has around rolling up hydraulic pressure oil pipe on oil pipe wheel mechanism, is provided with the trusteeship mechanism at the tail end outer wall of second flexible arm section of thick bamboo, is provided with oil pipe steering wheel mechanism at the tail end outer wall of the flexible arm section of thick bamboo of third, sets up at the front end of the flexible arm of third actuating mechanism, hydraulic pressure oil pipe's one end is around rolling up on oil pipe reelpipe reel wheel mechanism, the one end of oil pipe is walked around and is stretched into behind the reverse tail end of stretching into first flexible arm section of thick bamboo behind the flexible arm wheel mechanism and is stretched into the tail end in proper order through the flexible tube arm section of tail end of flexible arm, the flexible arm section of tail end of flexible arm section of pipe mechanism and the flexible arm section of front end is stretched into the flexible arm and is stretched into the flexible arm section of flexible arm mechanism.

According to the scheme, the oil pipe pulling mechanism comprises a pipe pulling supporting seat and a pipe pulling supporting frame, the pipe pulling supporting seat is fixed on the outer wall of the tail end of a third telescopic boom cylinder through supporting bolts, the pipe pulling supporting frame is fixed on the lower surface of the pipe pulling supporting seat, the pipe pulling supporting frame is in a vertical state in the plane of the vertical direction and in a vertical state in the telescopic direction of the third telescopic boom cylinder, a plurality of plate passing joints for switching are arranged at the lower end of the pipe pulling supporting frame, and the plate passing joints are in a parallel state with the third telescopic boom cylinder.

According to the scheme, the tube pulling support frame is further preferably provided with an eyebolt parallel to the third telescopic arm cylinder in the center, two sides of the eyebolt are respectively provided with a plate passing joint for switching the hydraulic oil tube, the eyebolt is provided with a traction rope, one end of the traction rope is connected to the eyebolt, and the other end of the traction rope sequentially passes through the tube supporting wheel mechanism and reversely bypasses the oil tube steering wheel mechanism and the oil tube winding wheel mechanism.

The above-mentioned scheme is further preferred, trusteeship wheel mechanism is including trusteeship wheel carrier, trusteeship running roller and last spacing section of thick bamboo, the front end of trusteeship wheel carrier passes through the connecting plate to be connected respectively on the outer wall of second telescopic boom section of thick bamboo tail end both sides, the both ends of trusteeship running roller horizontal connection respectively between the front end of trusteeship wheel carrier, at trusteeship running roller rear side top level setting go up spacing section of thick bamboo.

The scheme is further preferred, and two ends of the upper limiting cylinder are respectively rotatably connected to the inner side wall of the supporting pipe wheel frame through the vertically arranged lateral limiting cylinders.

According to the scheme, the oil pipe steering wheel mechanism comprises a steering support frame, a steering support wheel and a steering limiting barrel, wherein the steering support frame is provided with a U-shaped support seat which is vertically arranged at the front end of the steering support frame, the side wall of the U-shaped support seat is connected to the outer walls of the two sides of the tail end of the first telescopic arm barrel through a fixing bolt, the two sides of the front end of the steering support frame are connected to the outer walls of the two sides of the tail end of the first telescopic arm barrel through U-shaped support seats, and the steering support wheel is connected between the tail end of the steering support frame through rotation of a central shaft.

According to the scheme, the oil pipe wheel distribution part is further preferably arranged on the outer wall of the lower side of the first telescopic arm cylinder and positioned between the oil pipe coiling wheel mechanism and the tail end of the first telescopic arm cylinder; the oil pipe coiling wheel mechanism comprises a hydraulic motor, a pipe coiling wheel, a fixed connecting seat and an inverted U-shaped fixed seat; the fixed connection seat is fixed on the lower wall on one side of the tail end of the first telescopic arm cylinder, the bottom of the inverted U-shaped fixing seat is fixed on the fixed connection seat, a central rotary joint is arranged between the openings of the two sides of the lower end of the inverted U-shaped fixing seat, the outer wall of the central rotary joint is arranged on the two sides of the lower end of the inverted U-shaped fixing seat through a bearing and a bearing seat, the pipe coiling wheel is arranged on the central rotary joint between the openings of the two sides of the lower end of the inverted U-shaped fixing seat, the hydraulic motor is fixed on one side of the lower end of the inverted U-shaped fixing seat, the output shaft of the hydraulic motor is in transmission connection with the central rotary joint, and the pipe coiling wheel part of the oil pipe is arranged between the fixed connection seat and the tail end of the first telescopic arm cylinder.

According to a further preferred mode of the scheme, a plurality of concave grooves used for limiting the hydraulic oil pipe and the traction rope are formed in the circumferential side wall of the pipe coiling wheel in a spaced mode.

According to the scheme, the oil pipe distributing wheel component comprises a pipe distributing wheel, a pipe distributing wheel support and a pipe distributing wheel support seat, the pipe distributing wheel support seat is fixed on the outer wall of the lower side of the first telescopic arm cylinder through a connecting bolt, the pipe distributing wheel support seat is fixed below the pipe distributing wheel support seat, and the pipe distributing wheel used for supporting the hydraulic oil pipe is arranged between the lower ends of the pipe distributing wheel support seat.

According to the scheme, the tube separating wheel is further preferred, a plurality of tube separating limiting cylinders are arranged on the periphery of the tube separating wheel at intervals along the axis direction, and two ends of each tube separating limiting cylinder are respectively and rotatably connected to the tube separating wheel support.

To sum up, the utility model adopts the above technical scheme, the utility model discloses an following technological effect has:

the utility model discloses a hydraulic pressure oil pipe that front end actuating mechanism of flexible section of thick bamboo arm is connected only moves in arm section of thick bamboo cavity, by trusteeship wheel mechanism, oil pipe leads parts such as pipe mechanism and oil pipe reelpipe wheel mechanism and pulls oil pipe and flexible section of thick bamboo arm operation, make oil pipe move in arm section of thick bamboo cavity, hydraulic pressure oil pipe does not turn back between the arm section of thick bamboo and walks, the contact and the friction of hydraulic pressure oil pipe with flexible section of thick bamboo arm have been avoided, hydraulic pressure oil pipe has been protected, the oil pipe wearing and tearing oil leak difficult problem has been solved, prolong hydraulic pressure oil pipe's life, oil pipe reelpipe mechanism equipartition is put at the section of thick bamboo arm outsidely, installation easy maintenance is swift.

Drawings

Fig. 1 is a schematic structural view of a hydraulic oil pipe reeling mechanism of the telescopic boom of the present invention;

fig. 2 is a schematic structural diagram of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic structural view of the installation of the hydraulic oil pipe of the present invention;

fig. 4 is a schematic structural view of the oil pipe steering wheel mechanism of the present invention;

FIG. 5 is a schematic structural view of the tube supporting wheel mechanism of the present invention;

fig. 6 is a schematic structural view of the oil pipe pulling mechanism of the present invention;

fig. 7 is a schematic structural view of the oil pipe wheel component of the present invention;

fig. 8 is a schematic structural view of the oil pipe reel mechanism of the present invention;

in the drawing, a tail end pulley assembly 1, a first telescopic boom cylinder 3, a second telescopic boom cylinder 4, a third telescopic boom cylinder 5, a front end actuator 6, an oil pipe steering wheel mechanism 7, a hydraulic oil pipe 8, a pipe supporting wheel mechanism 9, an oil pipe pulling mechanism 10, an oil pipe branch pipe wheel component 11, an oil pipe rolling wheel mechanism 12, a traveling trolley 20, a steering support frame 70, a steering support wheel 71, a steering limit cylinder 72, a U-shaped support base 73, a fixing bolt 74, a central shaft 75, a pipe supporting wheel frame 90, a pipe supporting roller 91, an upper limit cylinder 92, a connecting plate 93, a lateral limit cylinder 94, a pipe supporting base 100, a supporting bolt 100a, a pipe supporting frame 101, a lifting bolt 102, a through plate joint 103, a traction rope 104, a pipe distributing wheel 110, a pipe distributing wheel support frame 111, a pipe distributing wheel support base 112, a connecting bolt 113, a pipe distributing limit cylinder 114, a hydraulic motor 120, a pipe rolling wheel 121, a fixing connection base 122, an inverted U-shaped fixing base 123, a central rotary joint 124, a bearing and a bearing base 125, and a recessed groove 126.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

With reference to fig. 1, 2 and 3, a hydraulic oil pipe reel mechanism of a telescopic boom according to the present invention includes a tail pulley assembly 1, a front end actuator 6, an oil pipe turning wheel mechanism 7, an oil pipe reel wheel mechanism 12, a first telescopic boom cylinder 3, and a second telescopic boom cylinder 4 and a third telescopic boom cylinder 5 which slide outward from the inside of the first telescopic boom cylinder 3, wherein an end fixing cylinder 2 is horizontally disposed above the outer wall of the first telescopic boom cylinder 3, the tail of the end fixing cylinder 2 is fixed on the upper outer wall of the tail end of the first telescopic boom cylinder 3, a traveling trolley 20 is disposed on the upper side wall of the middle part of the first telescopic boom cylinder 3, the output shaft of the end fixing cylinder 2 is in transmission connection with the traveling trolley 20, a steel wire rope (not shown) is wound on the traveling trolley 20 to respectively pull the second telescopic boom cylinder 4 and the third telescopic boom cylinder 5 to extend or retract in the first telescopic boom cylinder 3, the pulley assembly 1 and the tail end turning wheel mechanism 7 are disposed on the outer wall of the first telescopic boom cylinder 3, the steel wire rope assembly and the steel wire rope turns from the tail end turning wheel mechanism 1 to the inside of the first telescopic boom cylinder 3, and the second telescopic boom cylinder 4 and the third telescopic boom cylinder 5 are connected with the existing telescopic boom cylinder 5 in a manner of which is connected with the existing telescopic boom cylinder 4 and a steel wire rope pulley assembly 1; the downside outer wall that is close to first flexible telescopic boom 3 of tail end pulley assembly 1 one side sets up oil pipe reelpipe wheel mechanism 12 has hydraulic pressure oil pipe 8 around rolling up on oil pipe reelpipe wheel mechanism 12, is provided with trusteeship wheel mechanism 9 at the tail end outer wall of the flexible boom section of thick bamboo 4 of second, is provided with oil pipe mechanism 10 at the tail end outer wall of the flexible boom section of thick bamboo 5 of third, sets up at the front end of the flexible telescopic boom 5 of third front end actuating mechanism 6, hydraulic pressure oil pipe 8's one end is around rolling up on oil pipe reelpipe wheel mechanism 12, hydraulic pressure oil pipe 8's one end is walked around behind oil pipe steering wheel mechanism 7 and is backward stretched into in proper order in the tail end of the flexible boom section of thick bamboo 4 of second through trusteeship wheel mechanism 9 after the tail end of the flexible boom section of thick bamboo 5 of third in the tail end of the flexible boom section of thick bamboo 5 continues to extend to through oil pipe mechanism 10 the front end of the flexible boom section of third with front end actuating mechanism 6 is connected. When the output shaft of the end fixing oil cylinder 2 extends forwards and pushes the walking trolley 20 to walk towards the front end direction on the first telescopic arm cylinder 3, the second telescopic arm cylinder 4 and the third telescopic arm cylinder 5 can be pulled to retract towards the inside of the first telescopic arm cylinder 3, when the output shaft of the end fixing oil cylinder 2 pulls the walking trolley 20 to walk towards the tail end direction on the first telescopic arm cylinder 3, the second telescopic arm cylinder 4 and the third telescopic arm cylinder 5 can be pulled to extend towards the outside direction of the first telescopic arm cylinder 3, when the third telescopic arm cylinder 5 contracts or extends, the front end executing mechanism 6 is driven to move towards the tail end direction or the front end direction, and the hydraulic oil pipe 8 connected with the end executing mechanism 6 is driven to linearly move in the cavity of the first telescopic arm cylinder 3, the cavity of the second telescopic arm cylinder 4 and the cavity of the third telescopic arm cylinder 5 under the rotation action of the oil pipe roller mechanism 12, rather than turning back and passing between the arm cylinders. At first flexible arm section of thick bamboo 3 outside by oil pipe reelpipe wheel mechanism 12 roll-up and release hydraulic oil pipe 8, oil pipe steering wheel mechanism 7 turns to oil pipe reelpipe wheel mechanism 12 in with hydraulic oil pipe 8 by the arm section of thick bamboo for oil pipe has suitable turning radius to carry out level and smooth rolling, avoided with the arm section of thick bamboo within a definite time to the friction, protected oil pipe, all relevant oil pipe reelpipe wheel mechanisms 12, the untimely equipartitions such as oil pipe steering wheel mechanism 7 are put outside flexible arm, convenient and fast is maintained in the installation. When the telescopic boom cylinder extends out, in a larger distance between the third telescopic boom cylinder 5 and the first telescopic boom cylinder 3, the tubing supporting wheel mechanism 9 and the tubing pipe pulling mechanism 10 support the tubing, so that the tubing is prevented from sagging and touching the inner wall and the outer arm of the boom cylinder.

In the utility model, with reference to fig. 1, fig. 2, fig. 3 and fig. 4, the oil pipe steering wheel mechanism 7 includes a steering support frame 70, a steering support wheel 71 and a steering spacing cylinder 72, a vertically arranged U-shaped support seat 73 is arranged at the front end of the steering support frame 70, the side wall of the U-shaped support seat 73 is connected to the outer walls at the two sides of the tail end of the first telescopic arm cylinder 3 through a fixing bolt 74, the two sides at the front end of the steering support frame 70 are connected to the outer walls at the two sides of the tail end of the first telescopic arm cylinder 3 through the U-shaped support seat 73, and the steering support wheel 71 is rotatably connected between the tail ends of the steering support frame 70 through a central shaft 75; the steering support frame 70 is fixedly connected to the outer walls of the two sides of the tail end of the first telescopic arm cylinder 3 through the U-shaped support seat 73 and the fixing bolt 74, so that the steering wheel mechanism is fastened and connected with the tail end side wall of the first telescopic arm cylinder 3, the hydraulic oil pipe 8 extends out of the oil pipe wheel mechanism 12, passes through the bottom of the U-shaped support seat 73, reversely bypasses the steering support wheel 71 and extends into the U-shaped support seat 73 to be supported, and then extends into the tail end of the first telescopic arm cylinder 3, and supports into the tail end of the second telescopic arm cylinder 4 through the pipe wheel mechanism 9, the steering limiting cylinder 72 limits the oil pipe in a groove of the steering support wheel 71, so that when the hydraulic oil pipe 8 is steered from the outside of the first telescopic arm cylinder 3 and extends into the inside of the first telescopic arm cylinder 3, the hydraulic oil pipe 8 has a proper turning radius, the bending radius is reasonable, and the hydraulic oil pipe 8 can smoothly roll on the steering support wheel 71.

In the utility model, with reference to fig. 1, fig. 2, fig. 3 and fig. 5, the tube supporting wheel mechanism 9 includes a tube supporting wheel frame 90, a tube supporting roller 91 and an upper limiting cylinder 92, the front end of the tube supporting wheel frame 90 is respectively connected to the outer walls of the two sides of the tail end of the second telescopic arm cylinder 4 through a connecting plate 93, the two ends of the tube supporting roller 91 are respectively horizontally connected between the front ends of the tube supporting wheel frame 90, and the upper limiting cylinder 92 is horizontally arranged above the rear side of the tube supporting roller 91; two ends of the upper limiting cylinder 92 are respectively connected to the inner side wall of the truing wheel frame 90 in a rotating manner through a vertically arranged lateral limiting cylinder 94; the connecting plate 93 is welded with the tail part of the second telescopic arm cylinder 4. The trusteeship wheel frame 90 is connected with the connecting plate 93 by using a connecting bolt, the trusteeship wheel frame 90 fixes the trusteeship roller wheel 91 to form a stable whole, the trusteeship roller wheel 91 supports the hydraulic oil pipe 8, the lateral limiting cylinder 94 is rotationally connected to the inner side wall of the trusteeship wheel frame 90, the lateral limiting cylinder 94 limits the lateral displacement of the hydraulic oil pipe 8 to prevent the oil pipe from sliding out laterally, and the upper limiting cylinder 92 limits the jumping height of the hydraulic oil pipe 8 to limit the hydraulic oil pipe 8 within a certain space range; hydraulic pressure oil pipe 8 turns to the space that stretches into first flexible arm section of thick bamboo 3's inside back by the outside of first flexible arm section of thick bamboo 3 and restricts hydraulic pressure oil pipe in trusteeship running roller 91, last spacing section of thick bamboo 92 and the spacing section of thick bamboo 94 formation of side direction, when flexible arm section of thick bamboo stretches out, in the great distance between third flexible arm section of thick bamboo 5 and first flexible arm section of thick bamboo 3, trusteeship running roller 91 holds up hydraulic pressure oil pipe 8, avoids hydraulic pressure oil pipe 8 flagging to touch the arm section of thick bamboo.

In the present invention, with reference to fig. 1, fig. 2, fig. 3 and fig. 6, the oil pipe pulling mechanism 10 includes a pipe pulling support seat 100 and a pipe pulling support frame 101, the pipe pulling support seat 100 is fixed on the outer wall of the tail end of the third telescopic boom cylinder 5 through a support bolt 100a, the pipe pulling support frame 101 is fixed on the lower surface of the pipe pulling support seat 100, the plane of the pipe pulling support frame 101 in the vertical direction is perpendicular to the telescopic direction of the third telescopic boom cylinder 5, a plurality of plate passing joints 103 for switching the hydraulic oil pipe 8 are provided at the lower end of the pipe pulling support frame 101, and the plate passing joints 103 are parallel to the third telescopic boom cylinder 5; an eyebolt 102 parallel to the third telescopic arm 5 is arranged in the center of the pipe pulling support frame 101, plate passing joints 103 for switching the hydraulic oil pipe 8 are respectively arranged on two sides of the eyebolt 102, a pulling rope 104 is arranged on the eyebolt 102, one end of the pulling rope 104 is connected to the eyebolt 102, and the other end of the pulling rope 104 sequentially passes through the pipe supporting wheel mechanism 9 and reversely bypasses the oil pipe steering wheel mechanism 7 and the oil pipe rolling wheel mechanism 12; the oil pipe pulling mechanism 10 of the oil pipe pulling mechanism comprises a pipe pulling support seat 100 and a third telescopic arm cylinder 5 which are connected together through a support bolt 100a, the lifting bolt 102 is connected with a pulling rope 104, the traction force is transmitted to the oil pipe rolling mechanism 1, a plate joint 103 is used for being connected with a hydraulic oil pipe 8 in a switching mode, the other end of the hydraulic oil pipe 8 after switching mode extends into the third telescopic arm cylinder 5 and extends to the front end of the third telescopic arm cylinder to be connected with a front end executing mechanism 6, oil is supplied to the front end executing mechanism 6, when the hydraulic oil pipe 8 stretches out or contracts along with the third telescopic arm cylinder 5, the pulling rope 104 is pulled by the oil pipe rolling mechanism 12, the pulling rope 104 pulls a pipe support frame 101 to enable the third telescopic arm cylinder 5 to move, and the traction force of the hydraulic oil pipe 8 is reduced.

In the present invention, as shown in fig. 1, fig. 2, fig. 3, fig. 7 and fig. 8, an oil pipe branch pipe wheel component 11 is disposed on the lower outer wall of the first telescopic arm cylinder 3 and between the oil pipe rolling wheel mechanism 12 and the tail end of the first telescopic arm cylinder 3; the oil pipe reel pipe wheel mechanism 12 comprises a hydraulic motor 120, a reel pipe wheel 121, a fixed connecting seat 122 and an inverted U-shaped fixed seat 123; the fixed connection seat 122 is fixed on the lower wall of one side close to the tail end of the first telescopic arm barrel 3, the bottom of the inverted U-shaped fixed seat 123 is fixed on the fixed connection seat 122, a central rotary joint 124 is arranged between the openings of the two sides of the lower end of the inverted U-shaped fixed seat 123, the outer wall of the central rotary joint 124 is arranged on the two sides of the lower end of the inverted U-shaped fixed seat 123 through a bearing and a bearing seat 125, the pipe coiling wheel 121 is arranged on the central rotary joint 124 between the openings of the two sides of the lower end of the inverted U-shaped fixed seat 123, the hydraulic motor 120 is fixed on one side of the lower end of the inverted U-shaped fixed seat 123, the output shaft of the hydraulic motor 120 is in transmission connection with the central rotary joint 124, the pipe distributing wheel part 11 is arranged between the fixed connection seat 122 and the tail end of the first telescopic arm barrel 3, a plurality of concave grooves 126 for limiting the hydraulic oil pipe 8 are separately arranged on the circumferential side wall along the pipe coiling wheel 121, more specifically, five concave grooves 126 are separately arranged on the circumferential side wall along the pipe coiling wheel 121, the most middle concave grooves are used for limiting the oil pipe 104, and for preventing the hydraulic rope 104 and the hydraulic rope from shifting from occurring in the limiting rope 8 and the hydraulic rope 104; oil pipe divides tub wheel part 11 is including dividing tub wheel 110, branch pipe wheel support 111 and branch pipe wheel supporting seat 112, as shown in fig. 7, divide tub wheel supporting seat 112 to pass through connecting bolt 113 to be fixed on the downside outer wall of first telescopic arm section of thick bamboo 3, fixed in the below of dividing tub wheel supporting seat 112 divide tub wheel support 111, set up the branch pipe wheel 110 that is used for supporting hydraulic pressure oil pipe 8 between the lower extreme of dividing tub wheel support 111, be provided with a plurality of branch pipe spacing section of thick bamboo 114 in the periphery of dividing tub wheel 110 and along the axis direction interval, should divide the both ends of managing spacing section of thick bamboo 114 to rotate respectively and connect on dividing tub wheel support 111. The utility model discloses in, divide tub wheel supporting seat 112 to pass through connecting bolt 113 and the downside outer wall of first telescopic boom section of thick bamboo 3 to link together, divide tub wheel support 111 to fix on dividing tub wheel supporting seat 112, divide tub wheel 110 to install on dividing tub wheel supporting seat 112, divide the spacing section of thick bamboo 114 of tub to rotate and set up the periphery at minute tub wheel 110, be used for restricting in hydraulic pressure oil pipe 8 the recess on the circumference of minute tub wheel 110, divide tub wheel 110 to control hydraulic pressure oil pipe 8 fixed interval position in the recess on the circumference of minute tub wheel 110, the reelpipe wheel 121 that gets into the back process in order extends to turning to supporting wheel 71 with guide hydraulic pressure oil pipe, prevent that hydraulic pressure oil pipe 8 is flagging. In the utility model, the central swivel joint 124 leads one end of four hydraulic oil pipes 8 into the pipe coiling wheel 121, the other end of the hydraulic oil pipe 8 sequentially passes through the pipe distributing wheel 110 and the steering support wheel 71 to enter the first telescopic arm cylinder 3 and then passes through the pipe supporting roller 91 to enter the second telescopic arm cylinder 4 to be connected with the plate passing joint 103, and the pipe coiling wheel 121 is provided with five grooves corresponding to the four hydraulic oil pipes 8 and the nylon hauling rope 104 respectively to roll up and release the hydraulic oil pipe 8; the hydraulic motor 120 provides a power source so that the reel pipe 121 is synchronized with the extension and retraction of the telescopic boom when the reel pipe 8 is reeled in or let out the hydraulic oil pipe 8. The four-way hydraulic oil 8 is guided into the pipe coiling wheel 121 through the central rotary joint 124, the pipe coiling wheel 121 is controlled to rotate by the hydraulic motor 120, the rolling and releasing of the oil pipe are achieved, the hydraulic oil pipe can enter the pipe coiling wheel 121 in order or can be released from the pipe coiling wheel 121 in order through the pipe distributing wheel component 11 of the oil pipe, and the oil pipe has a proper rotary radius and is guided into the cavity of the telescopic arm cylinder through the oil pipe steering wheel mechanism 7; the pipe supporting wheel mechanism 9 is used for supporting the hydraulic oil pipe 8 and limiting the hydraulic oil pipe through the lateral limiting cylinder 94 when the telescopic boom cylinder extends out, so that the oil pipe is prevented from contacting with the boom cylinder; the oil pipe pulling mechanism 10 enables the hydraulic oil pipe 8 to be connected with the third telescopic boom cylinder 5 in the second telescopic boom cylinder 4; the whole pipe coiling mechanism enables the oil pipe to avoid returning and passing between the telescopic arm cylinders, does not contact with the telescopic arm cylinders, protects the hydraulic oil pipe, and meanwhile, the pipe coiling wheel mechanism 12 is installed on the outer arms of the telescopic arm cylinders, and is convenient to install and maintain.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a flexible arm hydraulic pressure oil pipe reelpipe mechanism, includes tail end pulley assembly, end fixing hydro-cylinder, front end actuating mechanism, oil pipe steering wheel mechanism, oil pipe reelpipe wheel mechanism, a first flexible arm section of thick bamboo and from the flexible arm section of thick bamboo of second, the flexible arm section of thick bamboo of third that the first flexible arm section of thick bamboo of inside-out slip stretches out, its characterized in that: set up respectively at the tail end of first flexible arm tail end pulley assembly and oil pipe steering wheel mechanism, the downside outer wall setting of the first flexible arm that is close to oil pipe steering wheel mechanism one side oil pipe reelpipe wheel mechanism has hydraulic oil pipe around rolling up on oil pipe reelpipe wheel mechanism, is provided with the trusteeship wheel mechanism at the tail end outer wall of the flexible arm section of thick bamboo of second, is provided with oil pipe traction mechanism at the tail end outer wall of the flexible arm section of thick bamboo of third, sets up at the front end of the flexible arm of third front end actuating mechanism, hydraulic oil pipe's one end is around rolling up on oil pipe reelpipe wheel mechanism, hydraulic oil pipe's one end is walked around oil pipe steering wheel mechanism and is backward stretched into in the tail end of the flexible arm of third in proper order through trusteeship wheel mechanism stretch into in the tail end of the flexible arm section of thick bamboo of third, stretch into in the tail end of the flexible arm section of thick bamboo through oil pipe traction mechanism and continue to extend to the front end of the flexible arm section of thick bamboo with front end actuating mechanism connects.

2. The telescopic boom hydraulic tubing reel-up mechanism of claim 1, wherein: the oil pipe guyed mechanism is including guyed supporting seat and guyed support frame, guyed supporting seat passes through support bolt to be fixed on the outer wall of third telescopic boom section of thick bamboo tail end, should lead a tub support frame and fix through on the lower surface of guyed supporting seat, should lead tub support frame and be the vertical state at vertical direction place plane and the flexible direction of third telescopic boom section of thick bamboo, be provided with a plurality ofly at the lower extreme of guyed support frame and be used for the switching hydraulic pressure oil pipe cross the board connect, should cross the board connect with the third telescopic boom section of thick bamboo is parallel state.

3. The telescopic boom hydraulic tubing reel-up mechanism of claim 2, wherein: the center of the pipe pulling support frame is provided with an eyebolt parallel to the third telescopic arm cylinder, two sides of the eyebolt are respectively provided with a plate passing joint for switching the hydraulic oil pipe, a traction rope is arranged on the eyebolt, one end of the traction rope is connected to the eyebolt, and the other end of the traction rope sequentially passes through the pipe supporting wheel mechanism and reversely bypasses the oil pipe steering wheel mechanism and the oil pipe reeling wheel mechanism.

4. The telescopic boom hydraulic tubing reel-up mechanism of claim 3, wherein: trusteeship wheel mechanism is including trusteeship wheel carrier, trusteeship running roller and last spacing section of thick bamboo, the front end of trusteeship wheel carrier passes through the connecting plate to be connected respectively on the outer wall of second flexible arm section of thick bamboo tail end both sides, trusteeship running roller's both ends difference horizontal connection is between the front end of trusteeship wheel carrier, at trusteeship running roller rear side top level setting go up spacing section of thick bamboo.

5. The telescopic boom hydraulic oil pipe reel pipe mechanism of claim 4, wherein: the two ends of the upper limiting cylinder are respectively rotatably connected to the inner side wall of the trusteeship wheel frame through the vertically arranged lateral limiting cylinders.

6. The telescopic boom hydraulic tubing reel-up mechanism of claim 3, wherein: the oil pipe turns to wheel mechanism is including turning to the support frame, turning to the supporting wheel and turning to a spacing section of thick bamboo, and the front end setting that turns to the support frame is the U-shaped supporting seat of vertical setting, and the lateral wall of this U-shaped supporting seat passes through fixing bolt to be connected on the both sides outer wall of first flexible arm section of thick bamboo tail end, the front end both sides that turn to the support frame are passed through U-shaped supporting seat and are connected on the both sides outer wall of first flexible arm section of thick bamboo tail end, it connects between the tail end that turns to the support frame to turn to the supporting wheel through the center pin rotation.

7. The telescopic boom hydraulic tubing reel mechanism of claim 1 or 3, wherein: an oil pipe branch pipe wheel component is arranged on the outer wall of the lower side of the first telescopic arm cylinder and between the oil pipe coiling wheel mechanism and the tail end of the first telescopic arm cylinder; the oil pipe coiling wheel mechanism comprises a hydraulic motor, a pipe coiling wheel, a fixed connecting seat and an inverted U-shaped fixed seat; the fixed connection seat is fixed on the lower wall on one side of the tail end of the first telescopic arm cylinder, the bottom of the inverted U-shaped fixed seat is fixed on the fixed connection seat, a central rotary joint is arranged between the openings of the two sides of the lower end of the inverted U-shaped fixed seat, the outer wall of the central rotary joint is arranged on the two sides of the lower end of the inverted U-shaped fixed seat through a bearing and a bearing seat, the pipe coiling wheel is arranged on the central rotary joint between the openings of the two sides of the lower end of the inverted U-shaped fixed seat, the hydraulic motor is fixed on one side of the lower end of the inverted U-shaped fixed seat, the output shaft of the hydraulic motor is in transmission connection with the central rotary joint, and the pipe distributing wheel component of the oil pipe is arranged between the fixed connection seat and the tail end of the first telescopic arm cylinder.

8. The telescopic boom hydraulic tubing reel-up mechanism of claim 7, wherein: a plurality of concave grooves used for limiting the hydraulic oil pipe and the traction rope are arranged on the circumferential side wall of the pipe coiling wheel in a separated mode.

9. The telescopic boom hydraulic tubing reel mechanism of claim 7, wherein: oil pipe divides tub wheel subassembly is including dividing the pipe wheel, dividing tub wheel support and dividing tub wheel supporting seat, divide tub wheel supporting seat to pass through connecting bolt to be fixed on the downside outer wall of a first flexible arm section of thick bamboo, fixed in the below of dividing tub wheel supporting seat divide tub wheel support, set up the branch pipe wheel that is used for supporting hydraulic pressure oil pipe between the lower extreme of dividing tub wheel support.

10. The telescopic boom hydraulic tubing reel mechanism of claim 9, wherein: a plurality of tube dividing limiting cylinders are arranged on the periphery of the tube dividing wheel at intervals along the axis direction, and two ends of each tube dividing limiting cylinder are respectively and rotatably connected to the tube dividing wheel support.

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