CN209837634U

CN209837634U - Hydraulic engineering construction auxiliary device that ascends a height

Info

Publication number: CN209837634U
Application number: CN201920495071.1U
Authority: CN
Inventors: 石玉琛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2019-12-24
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a hydraulic engineering construction climbing auxiliary device, which comprises a mobile platform, wherein the top surface of the mobile platform is provided with a self-locking supporting device, and the top of the self-locking supporting device is provided with a working shed; the displacement piece moves in opposite directions under its effect with driving screw thread fit, the fork crane extension is cut in the drive of displacement piece, cut the fork crane with the canopy jack-up of work, support and spacing work canopy through from locking-type strutting arrangement, it is more stable to make the work canopy, make the work canopy stop at arbitrary height simultaneously, construction range is big, conveniently carry out comprehensive construction to water conservancy building, through the skew device, make the basket can the skew about fixed height, the scope that the workman on the basket can be under construction is variable, and construction range further enlarges, the frequency that goes up and down the work canopy and remove the device reduces by a wide margin, a large amount of time has been practiced thrift, construction progress has been accelerated, the practicality of the device has been improved.

Description

Hydraulic engineering construction auxiliary device that ascends a height

Technical Field

The utility model relates to a hydraulic engineering construction auxiliary device that ascends a height field, more specifically say, relate to a hydraulic engineering construction auxiliary device that ascends a height.

Background

Hydraulic engineering is an engineering constructed for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting, is also called as water engineering, is constructed for controlling water flow and preventing flood disasters, and regulates and distributes water quantity to meet the requirements of people's life and production on water resources, and the hydraulic engineering needs to construct dams, dikes, spillways, water gates, water inlets, channels, crossing tanks, rafts, fishways and other different types of hydraulic buildings.

Present hydraulic engineering construction auxiliary device that ascends a height uses hasp or bolt to lock the work canopy after promoting the work canopy to the appointed height through the motor, the work canopy can only stop at appointed height, construction scope is little, inconvenient carry out comprehensive construction to hydraulic building, and the work canopy is fixed mounting, the scope that the workman on the work canopy can be under construction is fixed unchangeable, construction scope further reduces, need frequent lift work canopy, remove hydraulic engineering construction auxiliary device that ascends a height, a large amount of time has been wasted, lead to the construction progress very slowly, consequently, urgent need to design a hydraulic engineering construction auxiliary device that ascends a height.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the current hydraulic engineering construction auxiliary device that ascends a height that exists among the prior art use hasp or bolt to lock the work canopy after promoting the work canopy to appointed height through the motor, the work canopy can only stop at appointed height, construction scope is little, it is inconvenient carry out comprehensive construction to hydraulic building, and the work canopy is fixed mounting, the scope that the workman on the work canopy can be under construction is fixed unchangeable, construction scope further reduces, need frequent lift work canopy, remove hydraulic engineering construction auxiliary device that ascends a height, a large amount of time has been wasted, lead to the very slow problem of construction progress, the utility model aims to provide a hydraulic engineering construction auxiliary device that ascends a height, the problem that provides in the solution background art that it can be fine.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a hydraulic engineering construction auxiliary device that ascends a height, includes moving platform, moving platform's top surface is equipped with from locking-type strutting arrangement, be equipped with the work canopy from locking-type strutting arrangement's top.

Preferably, the mobile platform comprises a power box, the top surface of the power box is connected with a self-locking support device, reinforcing bolts are arranged on the left side surface and the right side surface of the power box, a handle is arranged on the right side surface of the power box, a storage battery is arranged on the bottom surface of an inner cavity of the power box, a servo motor is arranged on a bolt in the middle of the bottom surface of the inner cavity of the power box, a driving bevel gear is fixedly arranged on an output shaft of the servo motor, a driving screw is movably sleeved on the inner wall of the power box, a driven bevel gear is fixedly sleeved on the other end of the driving screw, the driven bevel gear is meshed with the driving bevel gear, a reinforcing rod is movably sleeved on the outer part of the driving screw, the other end of the reinforcing rod is connected with the bottom surface of the inner cavity of the power box, a, the top of the scissor type lifting frame extends to the outside of the scissor type lifting frame and is connected with the working shed.

Preferably, the self-locking supporting device comprises a fixed sleeve, the bottom end of the fixed sleeve is welded with the top surface of the power box, the inner wall of the fixed sleeve is provided with right-angle limiting teeth, the inner part of the fixed sleeve is movably sleeved with a lifting sleeve, the top end of the lifting sleeve is connected with the working shed, a positioning plate is fixedly welded in the lifting sleeve, the bottom surface of the positioning plate is connected with a piston plate through a compression spring in a transmission way, the piston plate is connected with the inner wall of the lifting sleeve in a sliding way, the bottom surface of the piston plate is provided with a limiting block, the inner wall of the lifting sleeve is fixedly provided with a fixed shaft, the outside of the fixed shaft is movably sleeved with a clamping tooth, the bottom surface of the clamping tooth is connected with the bottom surface of the inner cavity of the lifting sleeve through a return spring, the side of the lifting sleeve is provided with a fixing groove matched with the clamping teeth, and the top surface of the piston plate is connected with a traction steel wire.

Preferably, the working shed comprises a supporting plate, the bottom surface of the supporting plate is fixedly welded with the top end of the lifting sleeve, the bottom surface of the supporting plate is movably connected with the top end of the scissor type lifting frame, and the top surface of the supporting plate is provided with a releasing device and a shifting device.

Preferably, release includes left spacing case and right spacing case, left side spacing case and right spacing case all with the top surface fixed connection of backup pad, left side spacing case is located the left end of backup pad, right side spacing case is located the right-hand member of backup pad, the inside of right side spacing case is equipped with the slide, slide and right spacing incasement wall sliding connection, the right flank of slide is connected with the pull rod, the right-hand member of pull rod extends to the outside of right spacing case and is connected with the pull ring, the outside activity of pull rod has cup jointed the recovery spring, the both ends of recovery spring respectively with the inner wall connection of slide and right spacing case.

Preferably, the deviation device comprises a right-angle track, the right-angle track is connected with the top surface of the supporting plate, two ends of the right-angle track are respectively connected with a left limiting box and a right limiting box, the inside of the right-angle track is slidably connected with two holders, the bottom of each holder is provided with a limiting roller, the limiting rollers are in contact connection with the top surface of the supporting plate, the inside of each holder is movably sleeved with a sliding rod, the outside of each sliding rod is movably sleeved with a compensating spring between the two holders, two ends of each compensating spring are respectively connected with the two holders, two ends of each sliding rod are respectively connected with a fixing plate, the bottom ends of the two fixing plates are respectively connected with the top surfaces of the left limiting box and the right limiting box, the top ends of the holders are movably provided with baskets through clamping tracks, and the bottom surfaces of the baskets are, the utility model discloses a basket, including basket, skew case, fixed plate, locking bolt, take-up pulley, skew axle, deviation case, fixed sleeve, locking bolt, the outside winding of take-up pulley has the skew steel wire, the one end of skew steel wire extends to the outside of skew case and walks around directive wheel and positioning wheel in proper order and is connected with the fixed plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

the servo motor drives the driving screw to rotate under the meshing action of the driving bevel gear and the driven bevel gear, so that the displacement block moves oppositely under the action of the thread fit of the driving screw, the displacement block drives the scissor type lifting frame to extend, the scissor type lifting frame jacks up the working shed, and the lifting purpose of the working shed is realized, the working shed is supported and limited by the self-locking supporting device, so that the working shed is more stable, meanwhile, the working shed can stay at any height, the construction range is large, the comprehensive construction of the water conservancy building is convenient, the basket can be shifted left and right at a fixed height by the shifting device, the construction range of workers on the basket can be changed, and the construction scope is further enlarged, and the frequency of lifting the working shed and moving the device is greatly reduced, so that a large amount of time is saved, the construction progress is accelerated, and the practicability of the device is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the working shed of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the right-hand internal structure of the right-angle rail of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the self-locking supporting device of fig. 1 according to the present invention;

fig. 5 is a schematic diagram of an internal structure of the offset device of fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a mobile platform; 2. a self-locking support device; 3. a working shed; 4. a release device; 5. a biasing device; 6. a power box; 7. reinforcing the bolt; 8. a handle; 9. a storage battery; 10. a servo motor; 11. a drive bevel gear; 12. a drive screw; 13. a reinforcing bar; 14. a driven bevel gear; 15. a displacement block; 16. a scissor-fork type lifting frame; 17. fixing the sleeve; 18. right-angle limiting teeth; 19. a lifting sleeve; 20. positioning a plate; 21. a compression spring; 22. a piston plate; 23. a limiting block; 24. a fixed shaft; 25. clamping teeth; 26. a return spring; 27. fixing grooves; 28. drawing the steel wire; 29. a support plate; 30. a left limit box; 31. a right limit box; 32. a slide plate; 33. a pull rod; 34. a restoring spring; 35. a right-angled track; 36. a holder; 37. a limiting roller; 38. a slide bar; 39. a fixing plate; 40. a basket; 41. a compensation spring; 42. positioning wheels; 43. an offset box; 44. a steering wheel; 45. offsetting the shaft; 46. a locking wheel; 47. a locking bolt; 48. a take-up pulley; 49. the steel wire is offset.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Referring to fig. 1-5, an auxiliary device for hydraulic engineering construction ascending includes a mobile platform 1, a self-locking support device 2 is disposed on the top surface of the mobile platform 1, and a working shed 3 is disposed on the top of the self-locking support device 2.

The mobile platform 1 comprises a power box 6, the top surface of the power box 6 is connected with a self-locking support device 2, reinforcing bolts 7 are arranged on the left side surface and the right side surface of the power box 6, a handle 8 is arranged on the right side surface of the power box 6, a storage battery 9 is arranged on the bottom surface of an inner cavity of the power box 6, a servo motor 10 is arranged on a middle bolt of the bottom surface of the inner cavity of the power box 6, the model of the servo motor 10 is Y80M2-1, a driving bevel gear 11 is fixedly arranged on an output shaft of the servo motor 10, a driving screw 12 is movably sleeved on the inner wall of the power box 6, a driven bevel gear 14 is fixedly sleeved on the other end of the driving screw 12, the driven bevel gear 14 is meshed with the driving bevel gear 11, a reinforcing rod 13 is movably sleeved on the outside of the driving screw 12, the other end of the reinforcing rod 13 is connected with the bottom surface of the, the top of the scissor type lifting frame 16 extends to the outside of the scissor type lifting frame 16 and is connected with the working shed 3, one end of the two ends of the top of the scissor type lifting frame 16 is movably connected with the bottom surface of the supporting plate 29, and the other end of the two ends is connected with the bottom surface of the supporting plate 29 through a sliding rail.

The self-locking type supporting device 2 comprises a fixing sleeve 17, the bottom end of the fixing sleeve 17 is welded with the top surface of a power box 6, the inner wall of the fixing sleeve 17 is provided with right-angle limiting teeth 18, a lifting sleeve 19 is movably sleeved inside the fixing sleeve 17, the top end of the lifting sleeve 19 is connected with a working shed 3, a positioning plate 20 is fixedly welded inside the lifting sleeve 19, the bottom surface of the positioning plate 20 is connected with a piston plate 22 in a transmission mode through a compression spring 21, the piston plate 22 is connected with the inner wall of the lifting sleeve 19 in a sliding mode, the bottom surface of the piston plate 22 is provided with a limiting block 23, a fixing shaft 24 is fixedly installed on the inner wall of the lifting sleeve 19, clamping teeth 25 are movably sleeved outside the fixing shaft 24, the bottom surface of the clamping teeth 25 is connected with the bottom surface of the inner cavity of the lifting sleeve 19 through a return spring 26, the side surface of the lifting, the other end of the pulling wire 28 passes through the pressing spring 21, the positioning plate 20, the lifting sleeve 19 and the left limit box 30, extends to the inside of the right limit box 31 and is connected with the left side surface of the sliding plate 32.

The working shed 3 comprises a supporting plate 29, the bottom surface of the supporting plate 29 is fixedly welded with the top end of the lifting sleeve 19, the bottom surface of the supporting plate 29 is movably connected with the top end of the scissor type lifting frame 16, and the top surface of the supporting plate 29 is provided with a releasing device 4 and a shifting device 5.

Release device 4 includes left spacing case 30 and right spacing case 31, left side spacing case 30 and right spacing case 31 all with the top surface fixed connection of backup pad 29, left side spacing case 30 is located the left end of backup pad 29, right spacing case 31 is located the right-hand member of backup pad 29, the inside of right spacing case 31 is equipped with slide 32, slide 32 and the sliding connection of right spacing case 31 inner wall, the right flank of slide 32 is connected with pull rod 33, the right-hand member of pull rod 33 extends to the outside of right spacing case 31 and is connected with the pull ring, the outside activity of pull rod 33 has cup jointed recovery spring 34, the both ends of recovery spring 34 respectively with the interior wall connection of slide 32 and right spacing case 31.

The deviation device 5 comprises a right-angle rail 35, the right-angle rail 35 is connected with the top surface of the supporting plate 29, two ends of the right-angle rail 35 are respectively connected with the left limiting box 30 and the right limiting box 31, a retainer 36 is slidably connected inside the right-angle rail 35, the number of the retainers 36 is two, a limiting roller 37 is arranged at the bottom of the retainer 36, the limiting roller 37 is in contact connection with the top surface of the supporting plate 29, a sliding rod 38 is movably sleeved inside the retainer 36, a compensating spring 41 positioned between the two retainers 36 is movably sleeved outside the sliding rod 38, two ends of the compensating spring 41 are respectively connected with the two retainers 36, two ends of the sliding rod 38 are respectively connected with a fixing plate 39, the bottom ends of the two fixing plates 39 are respectively connected with the top surfaces of the left limiting box 30 and the right limiting box 31, a basket 40 is movably installed at the top end of the, the left end and the right end of the basket 40 are connected with an offset box 43, a steering wheel 44 is arranged on the bottom surface of the offset box 43, an offset shaft 45 is movably connected to the right side surface of the inner cavity of the offset box 43, the other end of the offset shaft 45 extends to the outside of the offset box 43 and is bent into a handle shape, a locking wheel 46 and a take-up wheel 48 are fixedly sleeved on the outside of the offset shaft 45, a locking bolt 47 matched with the locking wheel 46 is sleeved on the top surface of the offset box 43 in a threaded mode, an offset steel wire 49 is wound on the outside of the take-up wheel 48, one end of the offset steel wire 49 extends to the outside of the offset box 43, sequentially bypasses the steering wheel 44 and the positioning wheel 42, and is connected.

The working principle is as follows:

firstly, a servo motor 10 is started, then the servo motor 10 drives a driving screw 12 to rotate under the meshing action of a driving bevel gear 11 and a driven bevel gear 14, then a displacement block 15 moves oppositely under the action of the screw thread matching with the driving screw 12, then the displacement block 15 drives a scissor type lifting frame 16 to extend, so that the scissor type lifting frame 16 jacks up a working shed 3, the lifting purpose of the working shed 3 is realized, meanwhile, the working shed 3 drives a lifting sleeve 19 to ascend synchronously, the lifting sleeve 19 drives a clamping tooth 25 to move upwards through a fixed shaft 24, the clamping tooth 25 rotates towards the direction far away from a limiting block 23 and compresses a return spring 26 in the process that the clamping tooth 25 is contacted with a right-angle limiting tooth 18, so that the clamping tooth 25 cannot block the lifting sleeve 19 to move upwards, after the working shed 3 reaches the working height, the return spring 26 elastically extends, so that the clamping tooth 25 rotates towards the direction close to the limiting block 23 and is contacted with the limiting block 23, the clamping teeth 25 are engaged with the right-angle limiting teeth 18 to limit the lifting sleeve 19, the lifting sleeve 19 is fixed to ensure that the working shed 3 can stop at any height, the construction range is large, the water conservancy construction is convenient to carry out comprehensive construction, then the locking bolt 47 is rotated to separate the locking bolt 47 from the locking wheel 46, then the offset shaft 45 is rotated to wind the offset steel wire 49 outside the take-up wheel 48, then the offset steel wire 49 draws the basket 40 through the positioning wheel 42 to enable the basket 40 to offset towards the direction of the offset box 43 under regulation and control, the construction range is further expanded, the frequency of lifting the working shed 3 and moving the device is greatly reduced, a large amount of time is saved, the construction progress is accelerated, the practicability of the device is improved, after the basket 40 offsets to the designated position, the locking bolt 47 is rotated to lock the locking wheel 46, the basket 40 is fixed, the holder 36 compresses the compensation spring 41 during the deviation of the basket 40, after the construction is completed, the locking bolt 47 is rotated to separate the locking bolt 47 from the locking wheel 46, then the compensation spring 41 provides an elastic force to the holder 36 to make the holder 36 push the basket 40 to return to the initial position, after the basket 40 returns to the initial position, the locking bolt 47 is rotated, the locking bolt 47 locks the locking wheel 46 to fix the basket 40, then the draw rod 33 is drawn, the draw rod 33 carries the slide plate 32 to the right, the slide plate 32 draws the draw wire 28, the draw wire 28 lifts the stopper 23 through the piston plate 22 to separate the stopper 23 from the catching teeth 25, then the catching teeth 25 rotate to the inside of the lifting sleeve 19 under the downward gravity of the lifting sleeve 19 to separate the catching teeth 25 from the right-angle catching teeth 18, and the catching teeth 25 simultaneously draw the return spring 26, then the servo motor 10 is controlled to rotate reversely, the servo motor 10 drives the driving screw 12 to rotate reversely under the meshing action of the driving bevel gear 11 and the driven bevel gear 14, then the two displacement blocks 15 are mutually far away under the action of the thread matching of the driving screw 12, and then the displacement blocks 15 drive the scissor type lifting frame 16 to shorten, so that the height of the working shed 3 is reduced.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic engineering construction auxiliary device that ascends a height, includes moving platform (1), its characterized in that: the top surface of the mobile platform (1) is provided with a self-locking supporting device (2), and the top of the self-locking supporting device (2) is provided with a working shed (3).

2. The hydraulic engineering construction auxiliary device that ascends a height of claim 1, characterized in that: the movable platform (1) comprises a power box (6), the top surface of the power box (6) is connected with a self-locking supporting device (2), reinforcing bolts (7) are arranged on the left side surface and the right side surface of the power box (6), a handle (8) is arranged on the right side surface of the power box (6), a storage battery (9) is arranged on the bottom surface of an inner cavity of the power box (6), a servo motor (10) is mounted on a middle bolt on the bottom surface of the inner cavity of the power box (6), a driving bevel gear (11) is fixedly mounted on an output shaft of the servo motor (10), a driving screw rod (12) is movably sleeved on the inner wall of the power box (6), a driven bevel gear (14) is fixedly sleeved on the other end of the driving screw rod (12), the driven bevel gear (14) is meshed with the driving bevel gear (11), and a reinforcing rod (13) is movably, the other end of stiffener (13) is connected with the bottom surface of headstock (6) inner chamber, the outside screw thread cover of drive screw (12) has displacement piece (15), the top surface swing joint of displacement piece (15) has cuts fork crane (16), the top of cutting fork crane (16) extends to the outside of cutting fork crane (16) and is connected with working shed (3).

3. The hydraulic engineering construction auxiliary device that ascends a height of claim 1, characterized in that: the self-locking type supporting device (2) comprises a fixing sleeve (17), the bottom end of the fixing sleeve (17) is welded with the top surface of the power box (6), the inner wall of the fixing sleeve (17) is provided with right-angle limiting teeth (18), a lifting sleeve (19) is sleeved in the fixing sleeve (17) in a movable mode, the top end of the lifting sleeve (19) is connected with the working shed (3), a positioning plate (20) is fixedly welded in the lifting sleeve (19), the bottom surface of the positioning plate (20) is connected with a piston plate (22) through a compression spring (21) in a transmission mode, the piston plate (22) is connected with the inner wall of the lifting sleeve (19) in a sliding mode, a limiting block (23) is arranged on the bottom surface of the piston plate (22), a fixing shaft (24) is fixedly installed on the inner wall of the lifting sleeve (19), and clamping teeth (25) are sleeved in the fixing shaft (, the bottom surface of the clamping tooth (25) is connected with the bottom surface of the inner cavity of the lifting sleeve (19) through a return spring (26), a fixing groove (27) matched with the clamping tooth (25) is formed in the side surface of the lifting sleeve (19), and the top surface of the piston plate (22) is connected with a traction steel wire (28).

4. The hydraulic engineering construction auxiliary device that ascends a height of claim 1, characterized in that: the working shed (3) comprises a supporting plate (29), the bottom surface of the supporting plate (29) is fixedly welded with the top end of the lifting sleeve (19), the bottom surface of the supporting plate (29) is movably connected with the top end of the scissor type lifting frame (16), and the top surface of the supporting plate (29) is provided with a release device (4) and an offset device (5).

5. The hydraulic engineering construction auxiliary device that ascends a height of claim 4, characterized in that: release (4) are including left spacing case (30) and right spacing case (31), left side spacing case (30) and right spacing case (31) all with the top surface fixed connection of backup pad (29), left side spacing case (30) are located the left end of backup pad (29), right side spacing case (31) are located the right-hand member of backup pad (29), the inside of right side spacing case (31) is equipped with slide (32), slide (32) and right spacing case (31) inner wall sliding connection, the right flank of slide (32) is connected with pull rod (33), the right-hand member of pull rod (33) extends to the outside of right spacing case (31) and is connected with the pull ring, resume spring (34) have been cup jointed in the outside activity of pull rod (33), resume the both ends of spring (34) respectively with the inner wall connection of slide (32) and right spacing case (31).

6. The hydraulic engineering construction auxiliary device that ascends a height of claim 4, characterized in that: the deviation device (5) comprises a right-angle track (35), the right-angle track (35) is connected with the top surface of the support plate (29), two ends of the right-angle track (35) are respectively connected with a left limit box (30) and a right limit box (31), the inside of the right-angle track (35) is slidably connected with a retainer (36), the number of the retainers (36) is two, a limit roller (37) is arranged at the bottom of the retainer (36), the limit roller (37) is in contact connection with the top surface of the support plate (29), a sliding rod (38) is movably sleeved inside the retainer (36), a compensation spring (41) positioned between the two retainers (36) is movably sleeved outside the sliding rod (38), two ends of the compensation spring (41) are respectively connected with the two retainers (36), two ends of the sliding rod (38) are both connected with fixing plates (39), the bottom ends of the two fixing plates (39) are respectively connected with the top surfaces of a left limiting box (30) and a right limiting box (31), the top end of the retainer (36) is movably provided with a basket (40) through a clamping rail, the bottom surface of the basket (40) is provided with a positioning wheel (42), the left end and the right end of the basket (40) are respectively connected with an offset box (43), the bottom surface of the offset box (43) is provided with a steering wheel (44), the right side surface of the inner cavity of the offset box (43) is movably connected with an offset shaft (45), the other end of the offset shaft (45) extends to the outside of the offset box (43) and is bent into a handle shape, the outside of the offset shaft (45) is fixedly sleeved with a locking wheel (46) and a take-up wheel (48), the top surface thread of the offset box (43) is sleeved with a locking bolt (47) matched with the locking wheel (46), and the outside of the take-up wheel (48) is wound with an offset steel wire (, one end of the offset steel wire (49) extends to the outside of the offset box (43) and sequentially bypasses the steering wheel (44) and the positioning wheel (42) and is connected with the fixing plate (39).