CN220980149U

CN220980149U - Flexible coupling

Info

Publication number: CN220980149U
Application number: CN202320594750.0U
Authority: CN
Inventors: 张志强; 熊华丽; 李运松
Original assignee: Rongchuang Hangzhou Intelligent Technology Co ltd
Current assignee: Rongchuang Hangzhou Intelligent Technology Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2024-05-17
Anticipated expiration: 2033-03-23

Abstract

The utility model provides a flexible coupling which comprises two mounting pipes, wherein two connecting structures are arranged on two adjacent sides of each mounting pipe, angle adjusting structures are arranged in the middle of one adjacent side of each connecting structure, a plurality of adjusting structures are uniformly and fixedly connected to the inner cavities of the mounting pipes along the central line, transmission structures are arranged on one sides of the adjusting structures, which are far away from the mounting pipes, of each adjusting structure, fixing structures are arranged at one ends of the transmission structures, which are far away from the adjusting structures, locking structures are symmetrically and rotatably connected to the middle parts of the outer surfaces of the fixing structures, mounting plates are fixedly connected to one ends of the mounting pipes, which are far away from the connecting structures, of the mounting pipes, the angle adjusting structures are mounted through the angle adjusting structures in the middle parts of the inner cavities of the connecting structures, so that two opposite inclined shafts are connected when needed, and the transmission structures are mounted and driven, so that the offset compensation capacity of the coupling is enhanced when the coupling is used, and the working range of the coupling is increased when the coupling is used.

Description

Flexible coupling

Technical Field

The utility model relates to the technical field of couplings, in particular to a flexible coupling.

Background

The coupler is a mechanical part for connecting two shafts (a driving shaft and a driven shaft) in different mechanisms to rotate together so as to transmit torque, and consists of two half parts which are respectively connected with the driving shaft and the driven shaft. Because the two shafts connected cannot be precisely centered due to manufacturing errors, installation errors and stress deformation, the two shafts generate relative displacement in the axial, radial and angular directions, and therefore, a coupler is required to compensate the displacement.

Through searching, china patent utility model discloses a flexible fiber coupler with the publication number of (CN 115217854A), which comprises a coupler main body, the left side surface of the coupler main body is fixedly connected with a left side fixing plate, the right side surface of the coupler main body is fixedly connected with a right side fixing plate, the flexible fiber coupler can be used for fixing and clamping transmission shafts with different diameters through arranging fixing units, the applicability of the flexible fiber coupler is improved, the connection efficiency of the flexible fiber coupler can be improved through arranging an auxiliary mounting plate which forms an included angle of more than 30 degrees and less than 60 degrees with a clamping plate, the abrasion of the outside of a transmission shaft during the installation of the flexible fiber coupler can be avoided through arranging an auxiliary mounting plate which is an arc-shaped rubber plate, the coupler main body formed by compounding high-strength fibers and rubber can bear torsional load by the high-strength fibers, and the rubber plays a role of protection, so that the flexible fiber coupler does not need oiling and grease, and the problem of grease leakage can be thoroughly solved.

The existing device has the following problems when in use: the coupling has poor deflection compensation capability and damping effect, high rigidity and very difficult installation, and the coupling connecting cost and the application range are increased due to different sizes of different shafts.

Disclosure of utility model

The utility model aims to solve the problems that the coupling has poor offset compensation capability and damping effect, high rigidity and very difficult installation, and the coupling connection cost and the application range are increased due to different sizes of different shafts.

In order to solve the technical problems, the utility model provides a flexible coupling which comprises two mounting pipes, wherein two mounting pipes are specifically arranged, a connecting structure is arranged on one adjacent side of each mounting pipe, an angle adjusting structure is arranged in the middle of one adjacent side of each connecting structure, a plurality of adjusting structures are uniformly and fixedly connected to the inner cavity of each mounting pipe along a central line, a transmission structure is arranged on one side, far away from each mounting pipe, of each adjusting structure, a fixing structure is arranged on one end, far away from each adjusting structure, of each transmission structure, a locking structure is symmetrically and rotatably connected to the middle of the outer surface of each fixing structure, and one end, far away from each connecting structure, of each mounting pipe is fixedly connected with a mounting plate.

Preferably, the connecting structure comprises a first connecting plate fixedly connected to the left side of one adjacent end of the mounting pipe, a second connecting plate fixedly connected to the other end of the adjacent side of the mounting pipe, a connecting bracket fixedly connected to the left and right ends of the first connecting plate and the two adjacent sides of the connecting plate, and an angle adjusting structure uniformly and fixedly connected to the inner cavity of the adjacent side of the connecting bracket around the central line.

Preferably, the angle adjusting structure comprises a telescopic rod which is uniformly arranged on the right side of the connecting plate through a universal structure around the central line of the mounting pipe, the telescopic rod is fixedly connected to the right end face of a connecting bracket on the right side of the connecting plate, a telescopic spring is fixedly connected to the right end face of the telescopic rod, a telescopic sleeve is fixedly connected to the right end face of the telescopic spring, an inner cavity of the telescopic sleeve is in sliding connection with the telescopic rod, and the right end face of the telescopic sleeve is fixedly connected with the left end face of the connecting bracket on the two left sides of the connecting plate.

Preferably, the adjusting structure comprises an adjusting groove which is uniformly and fixedly connected with the inner cavity of the mounting pipe along the central line of the mounting pipe, the middle part of the inner cavity of the adjusting groove is fixedly connected with a sliding rod, the outer surface of the sliding rod is symmetrically and slidingly connected with a sliding block, a spring is sheathed between the outer surface of the sliding rod and the side walls of the left side and the right side of the inner cavity of the adjusting groove in a sliding way, one end of the spring is fixedly connected with the side wall of the adjusting groove, the other end of the spring is respectively and fixedly connected with one end of the sliding block adjacent to the side walls of the adjusting grooves at the two sides, one side of the sliding block close to the central line of the mounting pipe is provided with a transmission structure,

Preferably, the transmission structure comprises a rotating frame fixedly connected to one side of the sliding block, which is close to the central line of the inner cavity of the mounting tube, the inner cavity of the rotating frame is rotationally connected with one end of a transmission rod, the other end of the transmission rod is rotationally connected with the other rotating frame, and one end, far away from the transmission rod, of the rotating frame is fixedly connected with the fixing structure.

Preferably, the fixed structure comprises a fixed plate fixedly connected to a rotating frame on one side close to the central shaft of the inner cavity of the mounting tube, one end of the fixed plate, which is far away from the connecting structure, is fixedly connected with a connecting groove which is convenient for the shaft body to enter the device, the inner cavity of the fixed plate is uniformly and fixedly connected with an anti-skid groove, and the middle part of the outer surface of the fixed plate is rotationally connected with a locking structure.

Preferably, the locking structure comprises a rotating rod symmetrically connected to the middle part of the outer surface of the fixed plate along the sliding rod, the rotating rod is respectively located on the upper side and the lower side of the sliding rod, the rotating directions of the rotating rod are opposite, the rotating rod penetrates through the outer surface of the mounting tube, opposite threads are respectively arranged on the outer surface of one side of the rotating rod, which is far away from the fixed structure, of the rotating rod, part of threads of the outer surface of the rotating rod are connected with the threads of the mounting tube, and one end of the rotating rod, which is far away from the fixed structure, is fixedly connected with a rotating block.

Preferably, the four corners of one side of the mounting plate, which is close to the mounting tube, are fixedly connected with grooves matched with the shaft motor, and the mounting plate is made of elastic rubber materials.

Compared with the prior art, the utility model provides a flexible coupling, which has the following beneficial effects:

1. According to the utility model, the angle adjusting structure is arranged through the connecting structure between the two mounting pipes, the two inclined shaft bodies are connected when needed through the angle adjusting structure in the middle of the inner cavity of the connecting structure, the transmission rate of the shaft coupling is increased through the adjusting structure in the inner cavity of the mounting pipe, the coupling offset compensation capacity is enhanced when the coupling is used, the working range of the coupling is increased when the coupling is used, the problems of poor coupling offset compensation capacity and poor damping effect are solved, the rigidity is high, the coupling is difficult to install, the connecting cost and the using range are increased due to different shaft body sizes, the fixing structure is adjusted through the transmission structure on the adjusting structure, the fixing structure is conveniently attached to the outer surface of the shaft body, the fixing plate is attached to the outer surface of the shaft body through the fixing structure on the transmission structure, the transmission rate of the coupling is increased when the shaft body is smaller than the shrinkage radius of the spring, the shaft body is fixed when the shaft body is smaller than the shrinkage radius of the spring, the shaft body with different radius is convenient to use range, and the coupling production cost is reduced when the coupling is used, and the coupling is convenient to use range is reduced. Mounting plates on two sides of the mounting tube are used for clamping and fixing the shaft motor, and meanwhile, the motor damage caused by direct contact between the mounting tube and the motor during operation is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the installation of the locking mechanism of the present utility model;

Fig. 3 is a schematic view of a semi-cut-away perspective structure of the present utility model.

In the figure: 1-mounting tube, 2-connection structure, 21-connection plate I, 22-connection plate II, 23-connection bracket, 3-angle adjusting structure, 31-telescopic rod, 32-telescopic sleeve, 4-adjusting structure, 41-adjusting groove, 42-slide bar, 43-spring, 44-slide block, 5-transmission structure, 51-rotating frame, 52-transmission rod, 6-fixing structure, 61-fixing plate, 62-connecting shaft groove, 63-anti-skid groove, 7-locking structure, 71-rotating rod, 72-rotating block and 8-mounting plate.

Detailed Description

The utility model relates to a flexible coupling, as shown in fig. 1, which comprises two mounting tubes 1, wherein two mounting tubes 1 are specifically arranged, a connecting structure 2 is arranged on one adjacent side of each mounting tube 1, an angle adjusting structure 3 is arranged in the middle of one adjacent side of each connecting structure 2, a plurality of adjusting structures 4 are uniformly and fixedly connected to the inner cavity of each mounting tube 1 along a central line, a transmission structure 5 is arranged on one side, far away from each mounting tube 1, of each adjusting structure 4, a fixing structure 6 is arranged on one end, far away from each adjusting structure 4, of each transmission structure 5, a locking structure 7 is symmetrically and rotatably connected to the middle of the outer surface of each fixing structure 6, and one end, far away from each connecting structure 2, of each mounting tube 1 is fixedly connected with a mounting plate 8.

Further, the connecting structure 2 comprises a first connecting plate 21 fixedly connected to the left side of the adjacent end of the two mounting pipes 1, a second connecting plate 22 fixedly connected to the other end of the adjacent side of the two mounting pipes 1, a connecting support 23 fixedly connected to the left and right ends of the adjacent side of the first connecting plate 21 and the second connecting plate 22, and an angle adjusting structure 3 uniformly and fixedly connected to the inner cavity of the adjacent side of the connecting support 23 around the central line, and the angle adjusting structure 3 is installed through the connecting structure 2 between the two mounting pipes 1.

Further, angle adjusting structure 3 includes around installation tube 1 central line through universal structure evenly setting up the telescopic link 31 on the first 21 right side of connecting plate, telescopic link 31 fixed connection is at the right-hand member face of first 21 right side linking bridge 23 of connecting plate, telescopic link 31 right-hand member face fixedly connected with telescopic spring, telescopic spring right-hand member face fixedly connected with telescopic sleeve 32, telescopic sleeve 32 inner chamber and telescopic link 31 sliding connection, telescopic sleeve 32 right-hand member face and the linking bridge 23 left end face fixed connection of two left sides of connecting plate, angle adjusting structure 3 at the middle part of the inner chamber through connection structure 2, thereby be connected to the axis body of two relative inclinations when required.

Further, the adjusting structure 4 comprises adjusting grooves 41 which are uniformly and fixedly connected to the inner cavity of the mounting tube 1 along the central line of the mounting tube 1, sliding rods 42 are fixedly connected to the middle part of the inner cavity of the adjusting grooves 41, sliding blocks 44 are symmetrically and slidingly connected to the outer surfaces of the sliding rods 42, springs 43 are sleeved between the outer surfaces of the sliding rods 42 and the left side wall and the right side wall of the inner cavity of the adjusting grooves 41 in a sliding manner, one ends of the springs 43 are fixedly connected with one ends of the sliding blocks 44 adjacent to the side walls of the adjusting grooves 41 on two sides respectively, one sides of the sliding blocks 44 close to the central line of the mounting tube 1 are provided with transmission structures 5, the number of the adjusting structures 4 is not less than 6, and the adjusting structures 4 in the inner cavity of the mounting tube 1 are used for mounting and driving the transmission structures 5, so that the coupling offset compensation capacity is enhanced in use, and the coupling working range is enlarged in use.

Further, the transmission structure 5 comprises a rotating frame 51 fixedly connected to one side, close to the central line of the inner cavity of the installation tube 1, of the sliding block 44, one end, close to the central line of the inner cavity of the installation tube 1, of a transmission rod 52 is rotatably connected to the other end of the transmission rod 52, the other end, far away from the transmission rod 52, of the other rotating frame 51 is fixedly connected with a fixing structure 6, the transmission structure 5 on the adjusting structure 4 is used for adjusting the fixing structure 6, and the fixing structure 6 is conveniently attached to the outer surface of the shaft body.

Further, the fixed structure 6 includes fixed plate 61 of fixed connection on being close to mounting tube 1 inner chamber center pin one side rotating turret 51, and the one end fixedly connected with that connecting structure 2 was kept away from to fixed plate 61 makes things convenient for the coupling groove 62 of axis body entering device, and the even fixedly connected with anti-skidding groove 63 of fixed plate 61 inner chamber, and fixed plate 61 surface middle part all rotates and is connected with locking structure 7, through fixed structure 6 on the transmission structure 5 to make fixed plate 61 and the laminating of axis body external surface when using, make the shaft coupling transmission rate increase.

Further, the locking structure 7 comprises rotating rods 71 which are symmetrically and rotatably connected to the middle of the outer surface of the fixed plate 61 along the sliding rod 42, the rotating rods 71 are respectively located on the upper side and the lower side of the sliding rod 42, the rotating directions of the two rotating rods 71 are opposite, the rotating rods 71 penetrate through the outer surface of the mounting tube 1, opposite threads are respectively arranged on the outer surfaces of one sides of the two rotating rods 71 far away from the fixed structure 6, partial threads of the outer surfaces of the rotating rods 71 are in threaded connection with the mounting tube 1, one end of the rotating rod 71 far away from the fixed structure 6 is fixedly connected with a rotating block 72, and the locking structure 7 on the fixed structure 6 is used for fixing a shaft body when the radius of the shaft body is smaller than the shrinkage radius of the spring 43 and can drive the fixed plate 61, so that the shaft body with different radiuses can be adapted, the shaft body with larger difference between the two radiuses can be conveniently coupled, the use of personnel can be facilitated, the use range of use can be increased, and the production cost can be reduced.

Further, the mounting panel 8 is close to the equal fixedly connected with in one side four corners of installation tube 1 with the recess of shaft body motor mutual match, and mounting panel 8 is specifically elastic rubber material, through the mounting panel 8 of installation tube 1 both sides to carry out the block fixedly to the shaft body motor, avoid installation tube 1 direct and motor contact to cause the motor to damage simultaneously at the during operation.

The working principle and the using flow of the utility model are as follows:

During use, during operation, the required connecting shaft body is inserted into the inner cavity of the fixed plate 61 through the connecting groove 63, at this moment, because the spring 43 acts, thereby make when the radius of the shaft body is great, the fixed plate 61 outwards expands, therefore the transmission rod 52 rotates, so the sliding block 44 slides relatively, make the spring 43 shrink, simultaneously, because the thrust produced by the spring 43 makes the fixed plate 61 closely laminate with the shaft body, and the extruded air is discharged through the anti-slip groove 63 during lamination, simultaneously when the radius of the shaft body is smaller, the rotating blocks 72 are pressed down in sequence, make the fixed plate 61 mutually close to each other, thereby laminate with the outer surface of the shaft body, at this moment, along the symmetrical angle, respectively rotate two sets of rotating blocks 72 with opposite rotation directions, thereby make the outer surface threads of the rotating rod 71 mutually screw thread engage with the installation tube 1, thereby fix the smaller shaft body, when the angle of the coupling needs to be adjusted (what should be illustrated here is that the coupling bending angle should be not less than 100 degrees), the angle is adjusted to two mounting rods 31, and the telescopic rod 31 are close to the telescopic sleeve 32, through the universal joint connected with the connecting bracket, simultaneously, the telescopic rod is bent to one side of the inner cavity is simultaneously, the telescopic rod is made to be far from the telescopic sleeve 32, and the telescopic sleeve 32 is correspondingly extended to the inner cavity of the telescopic sleeve.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a flexible coupling, includes installation pipe (1), its characterized in that, installation pipe (1) is specifically two, two adjacent one side of installation pipe (1) is provided with connection structure (2), connection structure (2) adjacent one side middle part is provided with angle adjustment structure (3), installation pipe (1) inner chamber is evenly fixedly connected with a plurality of adjustment structure (4) along the central line, one side that adjustment structure (4) kept away from installation pipe (1) all is provided with transmission structure (5), one end that adjustment structure (4) was kept away from to transmission structure (5) all is provided with fixed knot structure (6), equal symmetrical rotation in fixed knot in structure (6) surface middle part is connected with locking structure (7), one end that connection structure (2) was kept away from to installation pipe (1) all fixedly connected with mounting panel (8);

The angle adjusting structure (3) comprises telescopic rods (31) which are uniformly arranged on the right side of the first connecting plate (21) around the center line of the mounting tube (1) through a universal structure, the telescopic rods (31) are fixedly connected to the right end face of the right connecting support (23) of the first connecting plate (21), telescopic springs are fixedly connected to the right end face of the telescopic rods (31), telescopic sleeves (32) are fixedly connected to the right end face of the telescopic springs, the inner cavities of the telescopic sleeves (32) are in sliding connection with the telescopic rods (31), and the right end face of each telescopic sleeve (32) is fixedly connected with the left end face of the corresponding connecting support (23) on the left side of the second connecting plate;

The adjusting structure (4) comprises adjusting grooves (41) which are uniformly and fixedly connected to the inner cavity of the mounting pipe (1) along the central line of the mounting pipe (1), sliding rods (42) are fixedly connected to the middle part of the inner cavity of the adjusting grooves (41), sliding blocks (44) are symmetrically and slidingly connected to the outer surfaces of the sliding rods (42), springs (43) are sleeved between the outer surfaces of the sliding rods (42) and the side walls of the left side and the right side of the inner cavity of the adjusting grooves (41) in a sliding manner, one ends of the springs (43) are fixedly connected with the side walls of the adjusting grooves (41), the other ends of the springs (43) are fixedly connected with one ends of the sliding blocks (44) adjacent to the side walls of the adjusting grooves (41) on the two sides respectively, and one sides, close to the central line of the mounting pipe (1), of the sliding blocks (44) are provided with transmission structures (5);

The transmission structure (5) comprises a rotating frame (51) fixedly connected to one side, close to the central line of the inner cavity of the installation pipe (1), of the sliding block (44), one end, connected with a transmission rod (52), of the inner cavity of the rotating frame (51) is rotationally connected, the other end of the transmission rod (52) is rotationally connected with the other rotating frame (51), and one end, far away from the transmission rod (52), of the rotating frame (51) is fixedly connected with a fixing structure (6).

2. A flexible coupling according to claim 1, wherein: the connecting structure (2) comprises a first connecting plate (21) fixedly connected to the left side of one adjacent end of the mounting pipe (1), a second connecting plate (22) fixedly connected to the other end of the other adjacent side of the mounting pipe (1), connecting brackets (23) fixedly connected to the left and right ends of the first connecting plate (21) and the second connecting plate (22), and angle adjusting structures (3) uniformly and fixedly connected to inner cavities of the adjacent side of the connecting brackets (23) around the central line.

3. A flexible coupling according to claim 2, wherein: the fixing structure (6) comprises a fixing plate (61) fixedly connected to a rotating frame (51) on one side close to the central axis of the inner cavity of the mounting tube (1), one end of the fixing plate (61) away from the connecting structure (2) is fixedly connected with a connecting groove (62) which is convenient for a shaft body to enter the device, the inner cavity of the fixing plate (61) is uniformly and fixedly connected with an anti-slip groove (63), and the middle part of the outer surface of the fixing plate (61) is rotationally connected with a locking structure (7).

4. A flexible coupling according to claim 3, wherein: the locking structure (7) comprises rotating rods (71) which are symmetrically and rotationally connected to the middle of the outer surface of the fixed plate (61) along the sliding rods (42), the rotating rods (71) are respectively located on the upper side and the lower side of the sliding rods (42), the rotating directions of the rotating rods (71) are opposite, the rotating rods (71) penetrate through the outer surface of the mounting tube (1), opposite threads are respectively arranged on the outer surface of one side, far away from the fixed structure (6), of the rotating rods (71), part of the threads of the outer surface of the rotating rods (71) are connected with the threads of the mounting tube (1), and one end, far away from the fixed structure (6), of each rotating rod (71) is fixedly connected with a rotating block (72).

5. A flexible coupling according to claim 1, wherein: the four corners of one side of the mounting plate (8) close to the mounting pipe (1) are fixedly connected with grooves matched with the shaft motor, and the mounting plate (8) is made of elastic rubber materials.