CN219932355U - Jigger tool - Google Patents

Abstract

The utility model relates to the technical field of self-checking before starting of large-scale rotary equipment, in particular to a self-checking tool of equipment such as a wind driven generator and the like, and particularly relates to a turning tool. The rotary annular gear comprises a frame, wherein a plurality of driving motors are arranged on the frame, the driving motors are matched with the rotary annular gear through a transmission structure and drive the rotary annular gear to rotate, and the rotary annular gear drives a jigger sleeve for butting a rotating shaft piece to coaxially rotate. According to the utility model, the driving motor is adopted to drive the rotary annular gear to rotate, and the jigger sleeve is driven to rotate, so that the butt-joint jigger operation is realized, the whole tool is smaller in size and simpler in structure, can be flexibly arranged in a cabin of a wind driven generator, and is more convenient to use and more accurate in control.

Description

Jigger tool

Technical Field

The utility model relates to the technical field of self-checking before starting of large-scale rotary equipment, in particular to a self-checking tool of equipment such as a wind driven generator and the like, and particularly relates to a turning tool.

Background

Before the large-scale rotary equipment is started, the rotary structure needs to be checked to ensure that the rotary structure meets the normal working condition; especially, before the wind driven generator and the like are started, turning operation is needed to be carried out on the wind driven generator, namely, a turning tool drives a rotor of the wind driven generator to rotate for a plurality of weeks, and when the rotor can operate unimpeded, the wind driven generator is in a normal state and can be started and operated. Therefore, equipment damage or dangerous accidents caused by direct starting can be avoided when structural interference exists in the wind driven generator. In addition, when the large-scale rotary equipment is installed, for example, the blades of the wind driven generator are installed, so that the blades are in the optimal installation posture when the blades are vertically downward, but after the first blade is installed on the wind driven generator, the rotor is often deflected under the action of the gravity of the blades, so that the installation position of the next blade is deflected to the horizontal position or the upper position, and great difficulty is caused to the subsequent installation; the rotor is twisted by external force, so that the problems of high labor intensity, easy damage to the rotor structure, difficult torsion precision control and the like exist, the difficulty of working the wind driven generator blade is further increased, and the working efficiency cannot be effectively improved.

In the prior art, the rotor of the wind driven generator is connected and twisted through the jigger tool, so that the rotor is kept at a set angle, and corresponding operations, such as installation of blades, are facilitated. The existing jigger tool is generally controlled to rotate through a plurality of hydraulic driving structures, and the following defects exist:

1. because the cabin size of aerogenerator is restricted, the barring frock volume weight according to conventional hydraulic design is bigger, is difficult to install inside the cabin, can't satisfy the operation requirement under the most circumstances, need change and the re-involve to the structure of barring frock according to practical environment even, and practical convenience is not high.

2. The control accuracy of the hydraulic driving structure is not high, and the hydraulic driving structure is difficult to quickly and accurately position when being used for driving a disc, so that the hydraulic driving structure is unfavorable for improving the operation efficiency.

Therefore, the existing jigger tool has a space to be improved, and needs to be optimized to enable the structure to be more simplified, so that the jigger tool is more suitable for the cabin of the wind driven generator with small space, and the convenience of use is improved; meanwhile, the control precision of the jigger tool is required to be improved, the rotating shaft is conveniently and rapidly driven to deflect to a specified angle and positioned, and the jigger operation efficiency is improved. Therefore, a more reasonable technical scheme is required to be provided, and the technical problems in the prior art are solved.

Disclosure of Invention

At least to overcome the defects mentioned in one of the above, the utility model provides a jigger tool, which reduces the whole volume of the jigger tool, improves the convenience of use and improves the accuracy of jigger control by adjusting a driving structure and a transmission structure.

In order to achieve the above purpose, the jigger tool disclosed by the utility model can adopt the following technical scheme:

the jigger tool comprises a frame, wherein a plurality of driving motors are arranged on the frame, the driving motors are matched with a rotary inner gear ring through a transmission structure and drive the rotary inner gear ring to rotate, and the rotary inner gear ring drives a jigger sleeve for butting a rotating shaft piece to coaxially rotate.

Above-mentioned disclosed jigger frock provides the drive force through driving motor to thereby drive rotation ring gear through transmission structure and rotation ring gear cooperation, adjust transmission structure to rotation ring gear's inside, reduced holistic occupation volume, and driving motor can realize accurate angle through automatically controlled deflection, thereby realize accurate deflection control, improved jigger operation's precision, jigger sleeve is used for connecting the pivot in the jigger operation, has played butt joint and synchronous pivoted effect.

Further, the rotary ring gear adopted in the utility model is used as an intermediate rotary member, and in the process of rotation, the rotary force is transmitted to the jigger sleeve so as to realize jigger operation, and the specific transmission structure can take various forms, which are not limited only, and is optimized and one of the possible choices is provided herein: the rotary inner gear ring is provided with a transmission sleeve which synchronously rotates along with the rotary inner gear ring, and the transmission sleeve is connected with the jigger sleeve and drives the jigger sleeve to synchronously rotate. When the scheme is adopted, the transmission sleeve can adopt a disc-shaped structure, the edge of the transmission sleeve is fixedly connected with the rotary annular gear and coaxially rotates, and the center of the rotation sleeve is overlapped with the center of the jigger sleeve and coaxially rotates after being connected.

Further, the coupling structure may be configured in various forms when the driving sleeve is coupled to the jigger sleeve, which is not limited only, and is optimized and one of the possible options is provided here in order to facilitate the fine adjustment of the jigger sleeve to couple the spindle: the transmission sleeve is provided with a central passage hole, the jigger sleeve is arranged at the central passage hole and is controlled to move by the adjusting component in the axial direction. When adopting such scheme, after carrying out the alignment operation of jigger sleeve and pivot, the accessible axial displacement jigger sleeve realizes that the butt joint is fixed, and so the operation is more simple and easy, has avoided removing whole jigger frock in order to realize the butt joint to the convenient degree of butt joint operation has been improved.

Further, in the present utility model, the adjusting assembly may telescopically adjust the jigger sleeve, the specific structure of which is not limited, and is optimized herein and one of possible choices is provided: the adjusting assembly comprises an adjusting seat arranged on the frame, a plurality of adjusting shafts which extend along the axial direction of the jigger sleeve and are used for moving the jigger sleeve are arranged on the adjusting seat, the abutting end of each adjusting shaft is connected with a linkage seat on the outer surface of the jigger sleeve, when the adjusting shafts move forward to push the jigger sleeve and extend out from the central passage hole, and when the adjusting shafts move in the opposite direction, the jigger sleeve is pulled back and retreated into the central passage hole. When adopting such scheme, adjust seat quantity a plurality of and can follow the telescopic circumference interval setting of jigger, a plurality of regulating axles on the regulating seat can adopt the helicitic texture to cooperate, can realize flexible regulation when rotating the regulating axle to realize the promotion and the pullback of regulating seat.

Further, the barring sleeve structure used in the present utility model is not limited only, and is optimized and one possible choice is presented here: the jigger sleeve comprises a cylinder body, the outer side surface of the cylinder body is in limit fit with the axial clamping groove through an axial clamping strip and a central passage hole, and the axial clamping strip and the axial clamping groove are used for enabling the cylinder body and the transmission sleeve to synchronously rotate and simultaneously axially displace. When adopting such scheme, the barrel is the drum structure, can set up axial card strip on the outer circumference wall of barrel, and axial card strip can increase the thickness of barrel to can improve the intensity of barrel, be provided with axial draw-in groove and with axial card strip one-to-one on the central passage hole, thereby realized circumference pivoted synchronous cooperation, and do not influence the telescopic axial telescopic displacement of jigger sleeve.

Further, for better connection of the shafts, an optimization is made here and one of the possible options is presented: the front end of the jigger sleeve is provided with a plurality of positioning end shafts for butting the rotating shaft parts. When the scheme is adopted, the number of the positioning end shafts is a plurality of and the positioning end shafts are distributed on the circumference of the jigger sleeve at intervals.

Further, in the present utility model, the rotation of the rotary ring gear and the rotation of the jigger sleeve are supported, and the supporting structure may adopt various schemes, for example, supporting wheels may be adopted in some schemes, roll shafts may be adopted in some schemes, and the like, where optimization is performed and one of possible choices is provided: the frame is provided with a supporting piece, and the supporting piece is provided with an outer supporting hole groove for being matched with the rotary inner gear ring and an inner supporting hole groove for being matched with the jigger sleeve; the rotary inner gear ring is coaxially arranged in the outer supporting hole groove, and a supporting ball structure is arranged between the outer circumferential surface of the rotary inner gear ring and the inner circumferential surface of the outer supporting hole groove; the driving sleeve is provided with an inner supporting piece matched with the inner supporting hole groove, the inner supporting piece is in sliding fit with the outer surface of the jigger sleeve, and a supporting ball structure is arranged between the inner supporting piece and the inner circumferential surface of the inner supporting hole groove. By adopting the scheme, the outer supporting hole groove and the inner supporting hole groove are coaxially arranged.

Preferably, in order to better maintain the consistency of transmission, the transmission clearance between a plurality of driving motors and the rotary inner gear ring is eliminated, the diameter of the supporting ball can be properly reduced, the supporting ball has certain jumping property between the rotary inner gear ring and the inner circumferential surface of the outer supporting hole groove, when a single driving motor is meshed with the rotary inner gear ring through a gear after being started, the rotary inner gear ring can not be driven due to outward floating, and only when a plurality of driving motors are simultaneously started and meshed with the rotary inner gear ring, floating mutually offset, so that the transmission can be transmitted to the rotary inner gear ring.

Preferably, in another scheme, the driving motor is meshed with the rotary inner gear ring through the transmission structure, and a flexible damping structure or a buffer structure can be arranged at a gear shaft of the transmission structure, when the single driving motor is started to enable the single transmission structure to be matched with the rotary gear ring, the gear shaft of the transmission structure is stressed and transmitted to the rotary inner gear ring, the damping structure or the buffer structure is compressed and cannot be driven by the rotary inner gear ring due to overlarge resistance, and only after the driving motors are started, the damping structure or the buffer structure can be balanced, so that the transmission structure drives the rotary inner gear ring to rotate.

Further, to lock the barring sleeve in place, rotation is stopped after it reaches a specified position, where optimization is performed and one of the possible options is presented: the jigger sleeve is provided with a brake component, and the brake component comprises a brake block which is used for extending or shortening and is used for propping against an external structure to realize braking locking. When the scheme is adopted, the brake block can stretch out and draw back through the electromagnetic controller, and can realize stretching brake through other electric control, pneumatic control or hydraulic control modes.

Further, when the butting of the jigger sleeve and the rotating shaft is carried out, the alignment is realized by utilizing the positioning and setting synchronization of the frame body, and the optimization is carried out and one of the feasible choices is provided: the machine frame is provided with a plurality of locating pin assemblies for assisting in aligning the rotating shaft for connection. When the scheme is adopted, the locating pin assembly comprises pin pieces which extend along the axial direction of the jigger sleeve, and the number of the pin pieces is a plurality of the pin pieces and are arranged at a plurality of positions of the frame body. The pin members are fixed by the structures such as pin holes, fixing flanges and the like arranged on the frame body.

Further, for the integrity of the overall structure, reducing the knocked damage of the components and the safety of use, one of the possible options is optimized and proposed here: the rack is provided with a shield for covering the driving motor, a cavity is formed between the shield and the rack, and the rack is provided with a fan communicated with the cavity; the jigger tool is also connected with a control cabinet, and the control cabinet is at least electrically connected with a driving motor and a fan and used for controlling the starting and stopping of the driving motor and the fan. When the scheme is adopted, the transparent observation window structure can be further arranged on the shield, or the shield is made of transparent materials, so that the shield is convenient to observe from the outside, and is beneficial to overhauling and maintenance.

Compared with the prior art, the technical scheme disclosed by the utility model has the following partial beneficial effects:

according to the utility model, the driving motor is adopted to drive the rotary annular gear to rotate, and the jigger sleeve is driven to rotate, so that the butt-joint jigger operation is realized, the whole tool is smaller in size and simpler in structure, can be flexibly arranged in a cabin of a wind driven generator, and is more convenient to use and more accurate in control.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the jigger tool.

Fig. 2 is an exploded structural schematic view of the jigger tool.

Fig. 3 is a schematic diagram of a rear view structure of the jigger tool.

Fig. 4 is a schematic diagram of a driving motor and a transmission structure.

Fig. 5 is a schematic view of the overall structure of the jigger sleeve.

Fig. 6 is a schematic view of the support on the frame.

Fig. 7 is a schematic structural view of the adjusting assembly.

Fig. 8 is a schematic structural view of a brake assembly.

In the above figures, the meaning of each reference numeral is:

1. a frame; 101. an outer support hole groove; 102. an inner support hole groove; 2. a shield; 3. a blower; 4. a support; 5. rotating the annular gear; 6. a transmission sleeve; 601. a central passage hole; 602. an axial clamping groove; 7. turning the sleeve; 701. a cylinder; 702. an axial clamping strip; 703. positioning an end shaft; 704. a linkage seat; 8. a locating pin assembly; 9. a control cabinet; 10. a transmission structure; 1001. a primary transmission shaft; 1002. a secondary transmission shaft; 11. a brake assembly; 1101. a brake block; 12. an adjustment assembly; 1201. an adjusting seat; 1202. an adjusting shaft; 13. an inner support; 14. and driving the motor.

Detailed Description

The utility model is further illustrated by the following description of specific embodiments in conjunction with the accompanying drawings.

Aiming at the situations that the existing jigger tool is large in size, not flexible and convenient to set and low in control precision when in operation, the following embodiment is optimized to overcome the defects in the prior art.

Examples

As shown in fig. 1 to 8, the present embodiment provides a jigger tool, which includes a frame 1, a plurality of driving motors 14 are disposed on the frame 1, the driving motors 14 are matched with a rotary inner gear ring 5 through a transmission structure 10 and drive the rotary inner gear ring 5 to rotate, and the rotary inner gear ring 5 drives a jigger sleeve 7 for butting a rotating shaft member to coaxially rotate.

Preferably, the frame 1 is a polygonal metal frame or a door-shaped structure, wherein the starting motor is arranged on one side of the frame 1, the rotary inner gear ring 5 and the jigger sleeve 7 are positioned on the other side of the frame 1, and the transmission structure 10 extends from one side of the frame 1 to the other side so as to realize matched transmission.

The jigger frock of this embodiment disclosure provides driving force through driving motor 14 to thereby drive rotation ring gear 5 through transmission structure 10 and rotation ring gear 5 cooperation, adjust transmission structure 10 to rotation ring gear 5's inside, reduced holistic occupation volume, and driving motor 14 can realize accurate angle deflection through automatically controlled, thereby realize accurate deflection control, improved jigger operation's precision, jigger sleeve 7 is used for connecting the pivot in the jigger operation, has played butt joint and synchronous pivoted effect.

The rotary ring gear 5 adopted in the embodiment is used as an intermediate rotary member, and transmits rotary force to the jigger sleeve 7 in the process of rotation, so that jigger operation is realized, the specific transmission structure can take various forms, and is not limited only, and the embodiment is optimized and adopts one of the feasible choices: as shown in fig. 2, the rotary inner gear ring 5 is provided with a transmission sleeve 6, the transmission sleeve 6 synchronously rotates along with the rotary inner gear ring 5, and the transmission sleeve 6 is connected with the jigger sleeve 7 and drives the jigger sleeve 7 to synchronously rotate. When the scheme is adopted, the transmission sleeve 6 can adopt a disc-shaped structure, the edge of the transmission sleeve is fixedly connected with the rotary annular gear 5 and coaxially rotates, and the center of the rotation sleeve is overlapped with the center of the jigger sleeve 7 and coaxially rotates after being connected.

Preferably, the outer diameter of the disc-shaped transmission sleeve 6 is the same as that of the rotary inner gear ring 5, and a plurality of connecting bolts are arranged along the edges of the disc-shaped transmission sleeve and the rotary inner gear ring for fixed fit.

The coupling structure of the driving sleeve 6 when connecting the jigger sleeve 7 may be configured in various forms, which are not limited only, and in order to facilitate the fine adjustment of the jigger sleeve 7 to connect the rotating shaft, this embodiment is optimized and adopts one of the possible options: as shown in fig. 1 and 2, the transmission sleeve 6 is provided with a central passage hole 601, the jigger sleeve 7 is arranged at the central passage hole 601, and the jigger sleeve 7 is controlled to move in the axial direction by an adjusting component 12. When adopting such scheme, after carrying out the alignment operation of jigger sleeve 7 and pivot, accessible axial displacement jigger sleeve 7 realizes that the butt joint is fixed, and so the operation is more simple and easy, has avoided removing whole jigger frock in order to realize the butt joint to the convenient degree of butt joint operation has been improved.

Preferably, the thickness gradually increases from the edge of the driving sleeve 6 toward the middle.

In this embodiment, the adjusting assembly 12 may telescopically adjust the jigger sleeve 7, and the specific structure thereof is not limited, and this embodiment is optimized and adopts one of the possible options: as shown in fig. 7, the adjusting assembly 12 includes an adjusting seat 1201 disposed on the frame 1, a plurality of adjusting shafts 1202 extending axially along the jigger sleeve 7 and used for moving the jigger sleeve are disposed on the adjusting seat 1201, the abutting ends of the adjusting shafts 1202 are connected with the linkage seats 704 on the outer surface of the jigger sleeve 7, when the adjusting shafts 1202 push the jigger sleeve 7 forward and extend out 601 from the central passage hole in a forward direction, and when the adjusting shafts 1202 move in a reverse direction, the jigger sleeve 7 is pulled back and retracted into the central passage hole 601. When the scheme is adopted, the adjusting seats 1201 are several in number and can be arranged along the circumference of the jigger sleeve 7 at intervals, the adjusting shafts 1202 on the adjusting seats 1201 can be matched by adopting a threaded structure, and the telescopic adjustment can be realized when the adjusting shafts 1202 are rotated, so that the pushing and the pulling back of the adjusting seats 1201 are realized.

Preferably, the adjusting seat 1201 is fixedly connected with the frame 1 through a bolt, and a bearing hole is arranged on the adjusting seat 1201 and is connected with the adjusting shaft 1202 through a bearing; the adjusting shaft 1202 is provided with threads, the linkage seat 704 is provided with threaded holes corresponding to the adjusting shaft 1202, after the adjusting shaft 1202 is in threaded fit with the linkage seat 704, when the adjusting shaft 1202 rotates in the forward direction or the reverse direction, the linkage seat 704 drives the jigger sleeve 7 to move forwards or backwards, and the linkage seat 704 and the jigger sleeve 7 can be integrally formed, or fixedly connected through a connecting piece, or fixedly welded.

The structure of the jigger sleeve 7 used in this embodiment is not limited only, but this embodiment is optimized and one of the possible options is adopted: as shown in fig. 5, the turning sleeve 7 includes a cylinder 701, the outer surface of the cylinder 701 is in limit fit with the axial clamping groove 602 through the axial clamping bar 702 and the central channel hole 601, and the axial clamping bar 702 and the axial clamping groove 602 are used for synchronously rotating the cylinder 701 and the transmission sleeve 6 and simultaneously axially displacing. When the scheme is adopted, the cylinder 701 is of a cylindrical structure, the axial clamping strips 702 can be arranged on the outer circumferential wall of the cylinder 701, the axial clamping strips 702 can increase the thickness of the cylinder 701, so that the strength of the cylinder 701 can be improved, the axial clamping grooves 602 are arranged on the central passage hole 601 and are in one-to-one correspondence with the axial clamping strips 702, and therefore circumferential rotation synchronous matching is realized, and the axial telescopic displacement of the jigger sleeve 7 is not influenced.

For better connection of the shafts, this embodiment is optimized and adopts one of the possible options: as shown in fig. 5, the front end of the jigger sleeve 7 is provided with a plurality of positioning end shafts 703 for abutting against the rotating shaft member. With such a solution, the number of positioning end shafts 703 is several and distributed at intervals on the circumference of the jigger sleeve 7.

Preferably, the positioning end shaft 703 is integrally formed with the barrel 701.

In this embodiment, the rotation of the rotary ring gear 5 and the rotation of the jigger sleeve 7 are supported, and the supporting structure may adopt various schemes, for example, a supporting wheel may be adopted in some schemes, a roller shaft may be adopted in some schemes, and the like, and this embodiment is optimized and adopts one of possible choices: as shown in fig. 2, the frame 1 is provided with a supporting piece 4, and the supporting piece 4 is provided with an outer supporting hole groove 101 for matching with the rotary annular gear 5 and an inner supporting hole groove 102 for matching with the jigger sleeve 7; the rotary inner gear ring 5 is coaxially arranged in the outer supporting hole groove 101, and a supporting ball structure is arranged between the outer circumferential surface of the rotary inner gear ring 5 and the inner circumferential surface of the outer supporting hole groove 101; the transmission sleeve is provided with an inner supporting piece 13 matched with the inner supporting hole groove 102, the inner supporting piece 13 is in sliding fit with the outer surface of the jigger sleeve 7, and a supporting ball structure is arranged between the inner supporting piece 13 and the inner circumferential surface of the inner supporting hole groove 102. With this arrangement, the outer support hole groove 101 is arranged coaxially with the inner support hole groove 102.

Preferably, the support 4 in this embodiment is of annular construction which is fitted over the jigger sleeve 7 and engages with the inner support bore groove 102.

Preferably, in order to better maintain the consistency of transmission, the transmission clearance between the plurality of driving motors 14 and the rotary ring gear 5 is eliminated, the diameter of the supporting ball is properly reduced, so that the supporting ball has certain jumping property between the rotary ring gear 5 and the inner circumferential surface of the outer supporting hole groove 101, when the single driving motor 14 is meshed with the rotary ring gear 5 through a gear after being started, the rotary ring gear 5 cannot be driven due to outward floating, and only when the plurality of driving motors 14 are simultaneously started and meshed with the rotary ring gear 5, floating offsets each other, so that the transmission can be transmitted to the rotary ring gear 5. Meanwhile, the opposite surfaces of the rotary ring gear 5 and the outer bearing hole groove 101 are provided with ring grooves for accommodating the bearing balls, and when the rotary ring gear 5 rotates relative to the outer bearing hole groove 101, the bearing balls roll in the ring grooves.

Preferably, as shown in fig. 4, in another scheme, the driving motor 14 is meshed with the rotary ring gear 5 through the driving structure 10, and a flexible damping structure or buffer structure can be arranged at a gear shaft of the driving structure 10, when the single driving motor 14 is started to enable the single driving structure 10 to be matched with the rotary ring gear, the gear shaft of the driving structure 10 is stressed and transmitted to the rotary ring gear 5, and the damping structure or buffer structure can not be compressed and can not drive the rotary ring gear 5 due to overlarge resistance, and the damping structure or buffer structure can be balanced only after the driving motors 14 are started, so that the driving structure 10 drives the rotary ring gear 5 to rotate. Meanwhile, the transmission structure 10 adopts a gear transmission structure 10, and comprises a plurality of stages of transmission shafts, wherein gear pairs are arranged between the transmission shafts to realize matched transmission, and an output gear is arranged on a final output shaft and meshed with the rotary inner gear ring 5 for transmission. In this scheme, the transmission structure 10 may be a multi-stage transmission, at least including a primary transmission shaft 1001 and a secondary transmission shaft 1002, where the primary transmission shaft 1001 and the secondary transmission shaft 1002 are provided with transmission gears, and the transmission structure 10 is used as a speed reducing structure.

In order to lock the turning sleeve 7 in place, the rotation is stopped after it has reached a specified position, where it is optimized and one of the possible options is presented: as shown in fig. 8, the jigger sleeve 7 is provided with a brake assembly 11, and the brake assembly 11 comprises a brake block 1101 for extending or shortening and for abutting against an external structure to achieve braking locking. With such a scheme, the brake pad 1101 can be configured to extend and retract by an electromagnetic controller, and also can be configured to extend and retract by other electric, pneumatic or hydraulic control methods.

Preferably, the brake pad 1101 comprises a rubber pad.

When the butting of the jigger sleeve 7 and the rotating shaft is carried out, the alignment is realized by utilizing the positioning and setting synchronization of the frame body, and the embodiment is optimized and one of the feasible choices is adopted: as shown in fig. 1, the frame 1 is provided with a plurality of positioning pin assemblies 8 for assisting in aligning the rotating shaft for connection. By adopting the scheme, the locating pin assembly 8 comprises pin pieces which extend along the axial direction of the jigger sleeve 7, and the number of the pin pieces is a plurality of the pin pieces and are arranged at a plurality of positions of the frame body. The pin members are fixed by the structures such as pin holes, fixing flanges and the like arranged on the frame body.

For the integrity of the overall structure, the knocked damage of the components and the safety in use are reduced, and the embodiment is optimized and adopts one of the possible choices: as shown in fig. 3, the frame 1 is provided with a shield 2 for covering the driving motor 14, a cavity is formed between the shield 2 and the frame 1, and the frame 1 is provided with a fan 3 communicated with the cavity; the jigger tool is also connected with a control cabinet 9, and the control cabinet 9 is at least electrically connected with the driving motor 14 and the fan 3 and used for controlling the starting and stopping of the driving motor and the fan. When the scheme is adopted, the transparent observation window structure can be further arranged on the shield 2, or the shield 2 is made of transparent materials, so that the shield is convenient to observe from the outside, and is beneficial to overhauling and maintenance.

The above is an embodiment exemplified in this example, but this example is not limited to the above-described alternative embodiments, and a person skilled in the art may obtain various other embodiments by any combination of the above-described embodiments, and any person may obtain various other embodiments in the light of this example. The above detailed description should not be construed as limiting the scope of the present embodiments, which is defined in the appended claims.

Claims (10)

1. Turning frock, its characterized in that: the rotary annular gear comprises a frame (1), wherein a plurality of driving motors (14) are arranged on the frame (1), the driving motors (14) are matched with a rotary annular gear (5) through a transmission structure (10) and drive the rotary annular gear (5) to rotate, and the rotary annular gear (5) drives a jigger sleeve (7) for butting a rotating shaft part to coaxially rotate.

2. The jigger tool as claimed in claim 1, wherein: the rotary inner gear ring (5) is provided with a transmission sleeve (6), the transmission sleeve (6) synchronously rotates along with the rotary inner gear ring (5), and the transmission sleeve (6) is connected with the jigger sleeve (7) and drives the jigger sleeve (7) to synchronously rotate.

3. The jigger tool as claimed in claim 2, wherein: the transmission sleeve (6) is provided with a central passage hole (601), the jigger sleeve (7) is arranged at the central passage hole (601) and the jigger sleeve (7) is controlled to move by the adjusting component (12) in the axial direction.

4. A jigger tool as claimed in claim 3, wherein: the adjusting assembly (12) comprises an adjusting seat (1201) arranged on the frame (1), a plurality of adjusting shafts (1202) which extend along the axial direction of the jigger sleeve (7) and are used for moving the jigger sleeve are arranged on the adjusting seat (1201), the adjusting shafts (1202) are connected with a linkage seat (704) on the outer surface of the jigger sleeve (7) in a matched mode, when the adjusting shafts (1202) push the jigger sleeve (7) forwards in a forward direction and extend out of the central passage hole (601), and when the adjusting shafts (1202) move in a reverse direction, the jigger sleeve (7) is pulled back and retreated into the central passage hole (601).

5. The jigger tool as claimed in claim 3 or 4, characterized in that: the jigger sleeve (7) comprises a cylinder body (701), the outer side surface of the cylinder body (701) is in limit fit with the central channel hole (601) through an axial clamping strip (702) and an axial clamping groove (602), and the axial clamping strip (702) and the axial clamping groove (602) are used for enabling the cylinder body (701) and the transmission sleeve (6) to synchronously rotate and simultaneously axially displace.

6. The jigger tool as claimed in any one of claims 1 to 4, characterized in that: the front end of the jigger sleeve (7) is provided with a plurality of positioning end shafts (703) for butting the rotating shaft parts.

7. The jigger tool as claimed in any one of claims 2 to 4, characterized in that: the frame (1) is provided with a supporting piece (4), and the supporting piece (4) is provided with an outer supporting hole groove (101) for being matched with the rotary annular gear (5) and an inner supporting hole groove (102) for being matched with the jigger sleeve (7); the rotary inner gear ring (5) is coaxially arranged in the outer supporting hole groove (101), and a supporting ball structure is arranged between the outer circumferential surface of the rotary inner gear ring (5) and the inner circumferential surface of the outer supporting hole groove (101); the driving sleeve is provided with an inner supporting piece (13) matched with the inner supporting hole groove (102), the inner supporting piece (13) is in sliding fit with the outer surface of the jigger sleeve (7), and a supporting ball structure is arranged between the inner supporting piece (13) and the inner circumferential surface of the inner supporting hole groove (102).

8. The jigger tool as claimed in claim 7, wherein: the gear shaft of the transmission structure (10) is provided with a flexible damping structure or a buffering structure, when the single driving motor (14) is started to enable the single transmission structure (10) to be matched with the rotary gear ring, the gear shaft of the transmission structure (10) is stressed and transmitted to the rotary inner gear ring (5) to compress the damping structure or the buffering structure and can not drive the rotary inner gear ring (5), and when the driving motors (14) are started, the damping structure or the buffering structure is balanced, so that the transmission structure (10) drives the rotary inner gear ring (5) to rotate.

9. The jigger tool as claimed in any one of claims 1 to 4, characterized in that: the turning sleeve (7) is provided with a brake assembly (11), and the brake assembly (11) comprises a brake block (1101) which is used for extending or shortening and is used for abutting against an external structure to realize braking locking.

10. The jigger tool as claimed in claim 1, wherein: a shield (2) for covering the driving motor (14) is arranged on the frame (1), a cavity is formed between the shield (2) and the frame (1), and the frame (1) is provided with a fan (3) communicated with the cavity; the jigger tool is also connected with a control cabinet (9), and the control cabinet (9) is at least electrically connected with a driving motor (14) and the fan (3) and is used for controlling the starting and stopping of the jigger tool.