CN114343196A - Orange juice apparatus for producing of removing skin from - Google Patents

Abstract

The invention belongs to the field of food correlation, and relates to a peel-free orange juice production device which comprises a shell and is characterized in that an orange feeding processing device is arranged at the upper end of the shell and used for conveying oranges one by one and carrying out cutting processing, the orange feeding processing device comprises a material box fixedly arranged at the upper end of the shell, and a discharging opening is arranged at the upper side of the material box. The orange juice squeezing device can squeeze oranges without removing orange peels, can prevent juice on the surfaces of the orange peels from flowing into the orange juice, can cut the oranges at specific positions and move the oranges to the specified positions, starts corresponding equipment by the weight of the oranges, does not need to peel the oranges, greatly reduces the process treatment time, can squeeze the oranges fresh and timely, effectively avoids the water loss of the oranges, can collect residues generated after squeezing, and is favorable for later-stage reuse.

Description

Orange juice apparatus for producing of removing skin from

Technical Field

The invention belongs to the field related to food, and particularly relates to a peel-free orange juice production device.

Background

As is well known, orange juice is a juice beverage obtained by squeezing oranges as raw materials through a juice extractor, most of orange pulp and orange peel are squeezed together when the existing squeezing equipment produces the orange juice, and because orange peel lines and orange base parts are not easy to clean, pesticide residues are easy to exceed the standard.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a peel-free orange juice production device which can clean the surface of an orange.

The purpose of the invention can be realized by the following technical scheme: the orange juice production device without peels comprises a shell and is characterized in that an orange feeding and processing device is arranged at the upper end of the shell and used for conveying oranges one by one and carrying out cutting processing on the oranges, and the orange feeding and processing device comprises a material box fixedly arranged at the upper end of the shell; the orange feeding processing device comprises a feed opening fixedly arranged on the material box, the feed opening can be used for conveying oranges singly, the oranges conveyed out are placed horizontally, namely, the bases of the oranges face to two sides, a separation plate is arranged at the lower end of the feed opening, two extrusion push rods are symmetrically and fixedly arranged at the upper end inside the shell, and arc-shaped elastic extrusion plates are fixedly arranged on the extrusion push rods.

Furthermore, a guide block is fixedly arranged on the rear side wall inside the shell, the plane at the upper end of the front side of the guide block is an inclined plane and used for assisting the falling of the opened oranges in guiding, a large motor is fixedly arranged inside the guide block, a chain wheel is arranged on an output shaft of the large motor, a cutter is rotatably arranged inside the guide block, a small chain wheel is fixedly arranged on a rotating shaft of the cutter, a chain is arranged between the chain wheel on the large motor and the small chain wheel on the cutter, and the cutter is slidably connected with a partition plate on the feed opening.

Furthermore, an orange receiving device is arranged in the middle of the inside of the shell and used for receiving cut oranges, the orange receiving device comprises a filter screen fixedly arranged inside the shell, receiving plates are fixedly arranged on the left side and the right side of the guide block and fixedly connected with the shell, a baffle is fixedly arranged on each receiving plate, a small motor shaft is arranged on the output end of the small motor, an elliptical shaft is fixedly arranged on each small motor shaft, and two shifting blocks are symmetrically arranged on the elliptical shaft.

Furthermore, the bearing plate is provided with a fixed sliding block on the front side wall in a sliding manner, the fixed sliding block is fixedly provided with a sliding plug, the sliding plug is in sliding connection with the bearing plate, a reset spring is connected between the fixed sliding block and the bearing plate, when the elliptical shaft rotates to a certain angle, the shifting block is in contact with the fixed sliding block, and the shifting block is in sliding connection with the fixed sliding block.

Further, every it is equipped with the sliding block to accept the inboard inside slip, be equipped with the guiding gutter on the sliding block, the sliding block with accept and be equipped with pressure sensor between the board, be equipped with the connecting pipe in the middle of the sliding block, the connecting pipe with be connected with four backup pads between the sliding block, it is equipped with the lug to slide on the sliding block, the lug with accept and be connected with extrusion spring between the board, work as the sliding plug remove to with during the lug contact, the sliding plug with lug sliding connection.

Further, every it is equipped with the limiting plate to accept the inside rotation of board, the limiting plate with accept and be connected with torque spring between the board, before the limiting plate is not atress with sliding block rear side inner circle is tangent, every it is equipped with spacing push rod to accept to fix on the board leading flank, fixed being equipped with a curved limiting plate on spacing push rod's the telescopic link, every be equipped with the bin outlet on the board rear side wall, the unloading pipe of bin outlet is the plane of slope.

Further, the orange juice is rotatory to be squeezed the device and is in including the symmetry fixed setting two fixed blocks on the filter screen, every rotate on the fixed block and be equipped with electric putter, the last rivers pipe that is equipped with of electric putter's telescopic shaft, the rivers pipe is a hollow tube of intercommunication water pipe, the fixed pipe of stabbing that is equipped with in rivers pipe upper end, it is a kind of upper end to stab the pipe and is the toper pointed end, and the circumferencial direction is equipped with the hollow tube of the nozzle that caves in, stab the pipe with the rivers pipe intercommunication.

Further, the rivers pipe is gone up to slide and is equipped with the hollow shaft, the hollow shaft with be connected with the spring between the rivers pipe, the fixed two hinges that are equipped with of symmetry on the rivers pipe, the hinge with hollow shaft sliding connection, follow the fixed four arc pieces that are equipped with of circumferencial direction on the hollow shaft, work as the arc piece with during the connecting pipe contact, the arc piece with the connecting pipe with backup pad sliding connection, stab the pipe with connecting pipe sliding connection, every the inside rotation of arc piece is equipped with the stripper plate, every the stripper plate with be connected with the hinge bar between the hinge.

When the oranges are required to be placed at the designated positions, a feeding device in the material box is started, a single orange is conveyed into the feed opening, the position of the orange is adjusted through the feed opening, the conveyed orange is horizontally placed, namely, the orange bases face to the two sides, the large motor is started, the chain drives the cutter to rotate, the downward moving oranges are contacted with the cutter to be cut, meanwhile, the two cut oranges are separated by the partition plate at the lower end of the feed opening and fall out from the outlets at the two ends, and the fallen oranges are respectively led to fall on the four supporting plates in the corresponding sliding blocks through the auxiliary guidance of the guide blocks and the baffle plates, due to the change of the weight, the sliding block slides downwards, the pressure sensor is pressed, the equipment is operated next, the orange can be cut at a specific position and moved to a specified position, and the corresponding equipment is started through the weight of the orange.

When pressure sensor output signal, extrusion push rod and electric putter synchronous start, two extrusion push rods move down the elastic pressure plate that moves on two extrusion push rods and squeeze two lamella oranges respectively, make the orange fall into in the recess on the sliding block, stab the pipe this moment and connect the pipe contact, continue to move up electric putter, make and stab the pipe and get into inside the orange, until stabbing the pipe upper end and wear out the recess meshing of orange epidermis and elastic pressure plate, make and stab the nozzle on the pipe and can spray rivers to the orange epidermis on, make rivers with the orange epidermis on because the juice that the extrusion produced, it erode into bin outlet inside through the guiding gutter that sets up on rivers and the sliding block, can avoid inside the juice entering orange juice of extrusion in-process orange epidermis, influence edible taste.

During spraying of the nozzle on the poking pipe, the four arc-shaped blocks are synchronously inserted into the orange, due to resistance, the spring inside the hollow shaft is compressed and further generates relative displacement with the hinged joint, so that the four extrusion plates are opened by a certain angle, after the arc-shaped blocks move to the maximum position inside the orange, the hollow shaft is contacted with the connecting pipe, so that the hollow shaft stops displacing, meanwhile, the telescopic rod of the electric push rod continues to ascend, so that the spring inside the hollow shaft continues to be compressed, so that the extrusion plates are opened to the maximum position, simultaneously, the small motor is started, so that the small motor shaft rotates to drive the elliptical shaft to rotate, so that the shifting block on one side of the conical end of the elliptical shaft is contacted with the fixed sliding block, and then the shifting block pushes the fixed sliding block to drive the sliding plug to slide on the bearing plate, so that the sliding plug is plugged into a gap between the convex block and the bearing plate, and the extrusion spring is compressed through the inclined plane on the sliding plug, the driving lug moves, so that the sliding block connected with the lug in a sliding mode synchronously rotates, the orange squeezing device is realized, when the orange is squeezed, the orange squeezing device can rotate to squeeze the orange in a multi-direction and dead-angle-free mode, the orange does not need to be peeled when being squeezed, the process processing time is greatly reduced, the orange can be squeezed in time and fresh, and the loss of the moisture of the orange is effectively avoided.

After squeezing, start electric putter for electric putter control orange juice is rotatory to be squeezed the device shrink, and then stabs the pipe and breaks away from with the orange epidermis, starts spacing push rod, makes spacing push rod's telescopic link extension, promotes the orange residue and removes to the limiting plate, makes the orange residue extrude the limiting plate, makes the limiting plate rotate, and then inside the orange residue fell into the bin outlet entering waste bin at rear, can collect the residue that produces after squeezing, is favorable to the reuse in later stage.

Drawings

FIG. 1 is a schematic external view of a peel-free orange juice production facility.

Figure 2 is an internal cross-sectional view of a peel-free orange juice production facility.

Fig. 3 is a sectional view taken along a-a in fig. 2.

Fig. 4 is an enlarged sectional view at B in fig. 2.

Fig. 5 is a sectional view taken along line C-C in fig. 4.

FIG. 6 is an enlarged sectional view taken at D in FIG. 2

In the figure, 10, the housing; 11. a material box; 12. a feeding port; 13. a cutter; 14. a guide block; 15. extruding the push rod; 16. a water flow pipe; 17. a small motor; 18. a small motor shaft; 19. a bearing plate; 20. a fixed block; 21. an electric push rod; 22. filtering with a screen; 23. a fruit juice chamber; 24. a large motor; 25. a waste bin; 26. a baffle plate; 27. shifting blocks; 28. an elliptical axis; 29. a bump; 30. a slider; 31. a connecting pipe; 32. a limiting plate; 33. a hollow shaft; 34. a compression spring; 35. fixing the sliding block; 36. a return spring; 37. a sliding plug; 38. a support plate; 39. a limit push rod; 40. a pressing plate; 41. a discharge outlet; 42. an arc-shaped block; 43. pricking a tube; 44. a hinged joint.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the orange juice production device without peel comprises a shell 10, and is characterized in that an orange feeding and processing device is arranged at the upper end of the shell 10, the orange feeding device is used for conveying oranges one by one and performing cutting processing, and the orange feeding and processing device comprises a material box 11 fixedly arranged at the upper end of the shell 10; the orange feeding processing device comprises a feed opening 12 fixedly arranged on a material box 11, the feed opening 12 can be used for conveying oranges singly, the conveyed oranges are horizontal, namely, the bases of the oranges face to two sides, a separation plate is arranged at the lower end of the feed opening 12, two extrusion push rods 15 are symmetrically and fixedly arranged at the upper end inside the shell 10, and arc-shaped elastic extrusion plates are fixedly arranged on the extrusion push rods 15.

As shown in fig. 1, 2 and 3, a guide block 14 is fixedly arranged on the rear side wall inside the shell 10, a plane at the upper end of the front side of the guide block 14 is an inclined plane and is used for assisting the cut orange to fall, a large motor 24 is fixedly arranged inside the guide block 14, a chain wheel is arranged on an output shaft of the large motor 24, a cutter 13 is rotatably arranged inside the guide block 14, a small chain wheel is fixedly arranged on a rotating shaft of the cutter 13, a chain is arranged between the chain wheel on the large motor 24 and the small chain wheel on the cutter 13, and the cutter 13 is slidably connected with a partition plate on the discharging opening 12.

As shown in fig. 2, 3 and 4, an orange receiving device is arranged in the middle inside the casing 10 and used for receiving cut oranges, the orange receiving device includes a filter screen 22 fixedly arranged inside the casing 10, receiving plates 19 are symmetrically and fixedly arranged on the left side and the right side of the guide block 14, the receiving plates 19 are fixedly connected with the casing 10, a baffle 26 is fixedly arranged on each receiving plate 19, a small motor 17 is fixedly arranged on each receiving plate 19, a small motor shaft 18 is arranged on the output end of the small motor 17, an elliptical shaft 28 is fixedly arranged on the small motor shaft 18, and two shifting blocks 27 are symmetrically arranged on the elliptical shaft 28.

As shown in fig. 2, 3, 4 and 5, a fixed slider 35 is slidably disposed on the front side wall of the receiving plate 19, a sliding plug 37 is fixedly disposed on the fixed slider 35, the sliding plug 37 is slidably connected with the receiving plate 19, a return spring 36 is connected between the fixed slider 35 and the receiving plate 19, and when the elliptical shaft 28 rotates to a certain angle, the dial 27 contacts with the fixed slider 35, and the dial 27 is slidably connected with the fixed slider 35.

As shown in fig. 2, 3, 4 and 5, each receiving plate 19 is provided with a sliding block 30 in a sliding manner, the sliding block 30 is provided with a guiding groove, a pressure sensor is arranged between the sliding block 30 and the receiving plate 19, a connecting pipe 31 is arranged in the middle of the sliding block 30, four supporting plates 38 are connected between the connecting pipe 31 and the sliding block 30, the sliding block 30 is provided with a convex block 29 in a sliding manner, a pressing spring 34 is connected between the convex block 29 and the receiving plate 19, and when the sliding plug 37 moves to be in contact with the convex block 29, the sliding plug 37 is in sliding connection with the convex block 29.

As shown in fig. 2, 3, 4 and 5, a limiting plate 32 is rotatably disposed inside each receiving plate 19, a torsion spring is connected between the limiting plate 32 and the receiving plate 19, the limiting plate 32 is tangent to the inner ring at the rear side of the sliding block 30 before being stressed, a limiting push rod 39 is fixedly disposed on the front side surface of each receiving plate 19, an arc-shaped limiting plate is fixedly disposed on the telescopic rod of the limiting push rod 39, a discharge outlet 41 is disposed on the rear side wall of each receiving plate 19, and the discharge pipe of the discharge outlet 41 is an inclined plane.

As shown in fig. 1 and fig. 6, the orange juice rotating and squeezing device comprises two fixed blocks 20 which are symmetrically and fixedly arranged on a filter screen 22, an electric push rod 21 is arranged on each fixed block 20 in a rotating mode, a water flow pipe 16 is arranged on a telescopic shaft of the electric push rod 21, the water flow pipe 16 is a hollow pipe communicated with the water flow pipe, a poking pipe 43 is fixedly arranged at the upper end of the water flow pipe 16, the poking pipe 43 is a hollow pipe, the upper end of the hollow pipe is a conical tip, an inwards sunk nozzle is arranged in the circumferential direction, and the poking pipe 43 is communicated with the water flow pipe 16.

As shown in fig. 1 and 6, a hollow shaft 33 is slidably disposed on the water flow pipe 16, a spring is connected between the hollow shaft 33 and the water flow pipe 16, two hinges 44 are symmetrically and fixedly disposed on the water flow pipe 16, the hinges 44 are slidably connected with the hollow shaft 33, four arc blocks 42 are fixedly disposed on the hollow shaft 33 along the circumferential direction, when the arc blocks 42 contact with the connecting pipe 31, the arc blocks 42 are slidably connected with the connecting pipe 31 and the supporting plate 38, the poking pipe 43 is slidably connected with the connecting pipe 31, an extrusion plate 40 is rotatably disposed inside each arc block 42, and a hinge rod is connected between each extrusion plate 40 and the hinge 44.

When oranges are required to be placed at the designated positions, a feeding device in a material box 11 is started, a single orange is conveyed into a blanking port 12, the position of the oranges is adjusted through the blanking port 12, the conveyed oranges are transversely placed, namely, the bases of the oranges face to two sides, a large motor 24 is started, a chain drives a cutter 13 to rotate, the downward-moving oranges are in contact with the cutter 13 and are cut, meanwhile, two cut oranges are separated through a separation plate at the lower end of the blanking port 12 and fall out from outlets at two ends, the falling oranges respectively fall onto four supporting plates 38 in corresponding sliding blocks 30 through auxiliary guiding of a guide block 14 and a baffle 26, the sliding blocks 30 slide downwards due to weight change, and then a pressure sensor is pressed, so that the equipment performs next operation, the oranges can be cut at the designated positions and simultaneously move to the designated positions, and the corresponding equipment is started by the weight of the orange.

When the pressure sensor outputs signals, the extrusion push rods 15 and the electric push rods 21 are synchronously started, the two extrusion push rods 15 move down to the elastic pressing plates on the two extrusion push rods 15 to respectively extrude two pieces of oranges, so that the oranges are trapped in the grooves on the sliding block 30, the time stamping tubes 43 are in contact with the connecting pipe 31, the electric push rods 21 continue to move up, so that the time stamping tubes 43 enter the oranges, the grooves penetrating through the orange skins and the elastic pressing plates are meshed until the upper ends of the time stamping tubes 43, so that the nozzles on the time stamping tubes 43 can spray water flow onto the orange skins, so that the water flow can flush the orange skins with the juice generated by extrusion, the juice enters the discharge port 41 through the flow guide grooves formed in the water flow and the sliding block 30, the juice of the orange skins in the extrusion process can be prevented from entering the orange juice, and the edible taste is influenced.

During the spraying of the nozzle on the poking pipe 43, the four arc blocks 42 are synchronously inserted into the orange, due to resistance, the spring inside the hollow shaft 33 is compressed and then generates relative displacement with the hinge joint 44, so that the four extrusion plates 40 are opened by a certain angle, after the arc blocks 42 move to the maximum position inside the orange, the hollow shaft 33 is contacted with the connecting pipe 31, so that the hollow shaft 33 stops moving, meanwhile, the telescopic rod of the electric push rod 21 continues to rise, so that the spring inside the hollow shaft 33 continues to be compressed, so that the extrusion plates 40 are opened to the maximum position, simultaneously, the small motor 17 is started, so that the small motor shaft 18 rotates to drive the elliptical shaft 28 to rotate, so that the shifting block 27 on one side of the conical end of the elliptical shaft 28 is contacted with the fixed slide block 35, and then the shifting block 27 pushes the fixed slide block 35 to drive the slide plug 37 to slide on the bearing plate 19, so that the slide plug 37 is plugged into a gap between the convex block 29 and the bearing plate 19, make extrusion spring 34 compression through the inclined plane on the sliding plug 37, drive lug 29 and remove for slide block 30 with lug 29 sliding connection rotates in step, thereby realizes, when squeezing the orange, rotates and realizes the squeezing at diversified no dead angle, when squeezing, need not peel the processing to the orange, very big reduction process treatment time, can carry out timely fresh squeezing to the orange, the effectual loss of avoiding orange moisture.

After squeezing, start electric putter 21, make the rotatory device shrink that squeezes of electric putter 21 control orange juice, and then stab pipe 43 and orange epidermis and break away from, start limit push rod 39, make limit push rod 39's telescopic link extension, promote the orange residue and remove to limiting plate 32, make orange residue extrusion limiting plate 32, make limiting plate 32 rotate, and then the orange residue falls into inside the bin outlet 41 entering waste bin 25 at rear, can collect the residue that produces after squeezing, be favorable to the reuse in later stage.

Compared with the prior art, this exempt from orange juice apparatus for producing of shelling has following advantage:

1. the orange can be moved to a specified position while being cut at a specific position, and the corresponding equipment is started by the weight of the orange.

2. The juice of the orange peel can be prevented from entering the orange juice in the extrusion process, so that the edible taste is not influenced.

3. When squeezing, the oranges do not need to be peeled, so that the working procedure processing time is greatly reduced, the oranges can be squeezed in time and fresh, and the moisture of the oranges is effectively prevented from flowing.

4. Can collect the residue produced after squeezing, is favorable for the reuse in the later period.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (8)

1. The orange juice production device without peels comprises a shell (10), and is characterized in that an orange feeding processing device is arranged at the upper end of the shell (10), and the orange feeding device is used for conveying oranges one by one and cutting the oranges; orange pay-off processing apparatus is including fixed setting material case (11) on casing (10), material case (11) upside is equipped with feed opening (12), be equipped with the division board on feed opening (12) lower extreme, the inside upper end symmetry of casing (10) is fixed and is equipped with two extrusion push rods (15), the fixed curved elasticity stripper plate that is equipped with on extrusion push rod (15).

2. The peel-free orange juice producing apparatus as set forth in claim 1, wherein: fixed guide block (14) of being equipped with on the inside rear side wall of casing (10), the plane of guide block (14) front side upper end is a slope plane for the supplementary direction of orange whereabouts after cutting, guide block (14) inside fixed big motor (24) of being equipped with, be equipped with the sprocket on the output shaft of big motor (24), guide block (14) inside rotation is equipped with cutter (13), the fixed little sprocket that is equipped with in the axis of rotation of cutter (13), the sprocket on big motor (24) with be equipped with the chain between the little sprocket on cutter (13), cutter (13) with division board sliding connection on feed opening (12).

3. The peel-free orange juice producing apparatus as set forth in claim 2, wherein: the middle part in the shell (10) is provided with an orange carrying device, and the orange carrying device is used for carrying the cut oranges; orange supporting device is including fixed setting up inside filter screen (22) of casing (10), guide block (14) left and right sides is fixed to be equipped with accepts board (19), accept board (19) with casing (10) fixed connection, every accept fixedly on board (19) and be equipped with baffle (26), accept fixedly on board (19) and be equipped with small motor (17), be equipped with small motor axle (18) on the output of small motor (17), fixedly on small motor axle (18) be equipped with elliptical shaft (28), the symmetry is equipped with two shifting blocks (27) on elliptical shaft (28).

4. The peel-free orange juice producing apparatus in accordance with claim 3, wherein: accept and slide on the board (19) preceding lateral wall and be equipped with solid fixed sliding block (35), gu fixed sliding block (35) are gone up the fixed sliding plug (37) that is equipped with, sliding plug (37) with accept board (19) sliding connection, gu fixed sliding block (35) with accept and be connected with reset spring (36) between board (19), work as after elliptical shaft (28) rotate certain angle, promptly shifting block (27) with gu fixed sliding block (35) contact, shifting block (27) with gu fixed sliding block (35) sliding connection.

5. The peel-free orange juice producing apparatus as set forth in claim 4, wherein: every accept inside slip of board (19) and be equipped with sliding block (30), be equipped with the guiding gutter on sliding block (30), sliding block (30) with accept and be equipped with pressure sensor between board (19), be equipped with connecting pipe (31) in the middle of sliding block (30), connecting pipe (31) with be connected with four backup pad (38) between sliding block (30), it is equipped with lug (29) to slide on sliding block (30), lug (29) with accept and be connected with extrusion spring (34) between board (19), work as sliding plug (37) move to with during lug (29) contact, sliding plug (37) with lug (29) sliding connection.

6. The peel-free orange juice producing apparatus as set forth in claim 5, wherein: every accept inside rotation of board (19) and be equipped with limiting plate (32), limiting plate (32) with accept and be connected with torque spring between board (19), before limiting plate (32) do not receive the force with sliding block (30) rear side inner circle is tangent, every accept fixed spacing push rod (39) that are equipped with on board (19) leading flank, fixed being equipped with a curved limiting plate on the telescopic link of spacing push rod (39), every be equipped with bin outlet (41) on board (19) rear side wall, the unloading pipe of bin outlet (41) is the plane of slope.

7. The peel-free orange juice producing apparatus as set forth in claim 6, wherein: orange juice is rotatory to be squeezed the device and is in including the symmetry fixed two fixed blocks (20) on filter screen (22), every it is equipped with electric putter (21) to rotate on fixed block (20), the telescopic shaft of electric putter (21) is last to be equipped with rivers pipe (16), rivers pipe (16) are a hollow tube of intercommunication water pipe, fixed being equipped with in rivers pipe (16) upper end stabs pipe (43), stabs pipe (43) are the hollow tube of an upper end for the toper pointed end, and the circumferencial direction is equipped with the nozzle of caving in, stabs pipe (43) with rivers pipe (16) intercommunication.

8. The peel-free orange juice producing apparatus as set forth in claim 7, wherein: slide on water flow pipe (16) and be equipped with hollow shaft (33), hollow shaft (33) with be connected with the spring between water flow pipe (16), the symmetry is fixed on water flow pipe (16) and is equipped with two articulated joints (44), articulated joint (44) with hollow shaft (33) sliding connection, fixed four arc piece (42) that are equipped with along the circumferencial direction on hollow shaft (33), work as arc piece (42) with when connecting pipe (31) contact, arc piece (42) with connecting pipe (31) with backup pad (38) sliding connection, stab pipe (43) with connecting pipe (31) sliding connection, every arc piece (42) inside rotation is equipped with stripper plate (40), every stripper plate (40) with be connected with the hinge bar between articulated joint (44).

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