Intermediate roller fixing structure

Abstract

The utility model discloses an intermediate roll fixing structure which comprises a supporting rod and further comprises a lantern ring, a clamping opening is formed in the top end of the supporting rod, a plurality of tensioning assemblies are arranged on the upper right portion of the side face of the supporting rod in a guiding mode, and each tensioning assembly comprises a threaded rod, a threaded sleeve and a connecting rod. The threaded rod is in threaded connection with one end of the threaded sleeve, the connecting rod is rotationally connected with the other end of the threaded sleeve, the connecting rod is rotationally connected with the supporting rod, and the threaded rod is rotationally connected with the lantern ring. The clamping opening is formed in the top of the supporting rod and used for installing the middle roller, the tensioning assembly is arranged on one side of the supporting rod and connected with the lantern ring, and the lantern ring is used for being connected with a large driven roller which does not work beside the middle roller, so that the large driven roller can conveniently share force borne by the middle roller; the problem that the distance between the middle roller and the driving roller is shortened due to overlarge stress on the middle roller and further the base cloth is loosened is solved; and the tensioning force between the supporting rod and the lantern ring can be adjusted through the tensioning assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing mechanisms, in particular to an intermediate roll fixing structure. Background Art

[0002] In the production and processing of paper-making boot covers, various types of rollers are needed. For paper-making boot covers with a small diameter, it is impossible to use two large-diameter rollers for production. At this time, a small roller can be added between two large rollers, and the base cloth is sleeved on the large driving roller and the small roller to produce small-diameter paper-making boot covers. Since a large force is required between the small roller and the large driving roller to tension the base cloth during production, it is necessary to connect and fix the small roller to the non-working large driven roller beside it, and the large driven roller shares the force of the small roller.

[0003] In the prior art, the utility model patent with the patent number CN202023157700.1 discloses a detachable intermediate roll, including a mounting base plate and a fixed base plate arranged on one side of the mounting base plate. Adjusting plates are movably arranged on the four side surfaces of the mounting base plate. Motors are fixedly arranged at the ends of the adjusting plates far away from the mounting base plate. And rectangular fixing plates are fixedly arranged on the sides of the adjusting plates facing the mounting base plate. An adjusting groove is centrally opened in the adjusting plates. The motor shaft of the motor is connected with a threaded shaft movably arranged in the adjusting groove. A threaded sleeve is threadedly fitted on the outer edge surface of the threaded shaft. A movable clamping plate is fixedly connected to the side of the threaded sleeve facing the mounting base plate. Four guiding round rods are arranged in a rectangular array on the side of the mounting base plate facing the fixed base plate. This detachable intermediate roll has a reasonable structure, is convenient for quick installation and disassembly, and is convenient for providing shock absorption and buffering for the intermediate roll during rolling, with strong practicability.

[0004] The above patent provides a detachable intermediate roll, and this intermediate roll achieves the purpose of convenient disassembly of the intermediate roll through a fixing mechanism. However, such a fixing mechanism is not applicable to the production and processing process of paper-making boot covers, and it cannot tension and fix the intermediate roll, which is not conducive to the stable operation of the intermediate roll. Content of the Utility Model

[0005] The purpose of the utility model is to provide an intermediate roll fixing structure, aiming to improve the problem that the existing fixing mechanism of the intermediate roll is not applicable to the production and processing process of paper-making boot covers, and cannot tension and fix the intermediate roll, which is not conducive to the stable operation of the intermediate roll.

[0006] The utility model is implemented as follows:

[0007] An intermediate roll fixing structure includes a support rod and also includes a collar. A bayonet is provided at the top of the support rod. A plurality of tension components are arranged on the upper right side of the side of the support rod. The tension components include a screw, a threaded sleeve and a connecting rod. The screw is threadedly connected to one end of the threaded sleeve. The connecting rod is rotatably connected to the other end of the threaded sleeve. The connecting rod is rotatably connected to the support rod. The screw is rotatably connected to the collar.

[0008] Preferably, a bottom plate is provided at the bottom end of the support rod. A plurality of fixing holes are provided at the edge of the bottom plate. A plurality of adapter plates are evenly arranged on the side of the support rod above the ear plates. An adapter hole is provided in the middle of the adapter plate.

[0009] Preferably, an installation joint is provided at one end of the screw facing the collar and at one end of the connecting rod facing the support rod. A transfer groove is provided at the end of the installation joint. An installation hole is provided in the middle of the installation joint aligned with the transfer groove. A limiting end plate is provided at one end of the connecting rod inserted into the threaded sleeve. The limiting end plate and the threaded sleeve are mutually limited.

[0010] Preferably, a threaded groove is provided at one end of the threaded sleeve, and a hexagonal body is provided on the side of the threaded sleeve.

[0011] Preferably, a sleeve is provided in the middle of the collar. A plurality of copper gaskets are evenly arranged on the inner wall of the sleeve. A plurality of connection holes are provided on the side of the collar.

[0012] Preferably, it further includes a diagonal tension component. The diagonal tension component includes a diagonal tension rod and a foot. The bottom end of the diagonal tension rod is rotatably connected to the foot. A pair of ear plates are provided on the side of the support rod. A counterbore is provided in the middle of the ear plates. The top end of the diagonal tension rod is inserted between the two ear plates, and the diagonal tension rod is rotatably connected to the ear plates through a pin shaft.

[0013] Preferably, an insertion joint is provided at the top end of the diagonal tension rod. A pin shaft hole is provided in the middle of the insertion joint. A rotation groove is provided at the bottom end of the diagonal tension rod. A plugging plate is provided in the middle of the foot. The plugging plate is plugged inside the rotation groove, and the plugging plate and the bottom end of the diagonal tension rod are rotatably connected through a pin shaft. Bolt holes are provided at the corners of the foot.

[0014] Preferably, it further includes a limiting rod. Installation blocks are provided at both the front and rear ends of the bayonet along the top of the side of the support rod close to the intermediate roll. A perforation and a threaded hole are respectively provided in the middle of the two installation blocks. One end of the limiting rod is provided with a bolt head, and the other end is provided with a threaded joint. The limiting rod passes through the perforation of one of the installation blocks and is threadedly connected to the threaded hole of the other installation block.

[0015] Compared with the prior art, the beneficial effects of the present utility model are:

[0016] 1. The top of the support rod of the present utility model is provided with a bayonet for installing the middle roller, and a tensioning component is arranged on one side of the support rod. The tensioning component is connected with a collar, and the collar is used to be connected with the large driven roller that is not working beside the middle roller, so as to facilitate the large driven roller to share the force borne by the middle roller, avoid the problem that the distance between the middle roller and the driving roller is shortened due to excessive force on the middle roller, and further cause the problem of loosening of the base cloth; and the tensioning force between the support rod and the collar can be adjusted through the tensioning component.

[0017] 2. The side of the support rod of the present utility model is provided with an inclined tensioning component, and through the inclined tensioning component, the support rod can be made stable enough to ensure the stable use of the inclined tensioning component.

[0018] 3. A limiting rod is arranged at the bayonet at the top of the support rod of the present utility model, so as to ensure the stable installation of both ends of the middle roller at the opening at the top of the support rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is the schematic structural diagram of the whole of the present utility model;

[0020] Figure 2 is the schematic structural diagram of the support rod of the present utility model;

[0021] Figure 3 is the schematic structural diagram of the tensioning component of the present utility model;

[0022] Figure 4 is the schematic structural diagram of the collar of the present utility model;

[0023] Figure 5 is the schematic structural diagram of the inclined tensioning component of the present utility model;

[0024] Figure 6 is the schematic structural diagram of the limiting rod of the present utility model.

[0025] In the figure: 1. Support rod; 11. Bayonet; 12. Base plate; 13. Fixed hole; 14. Ear plate; 15. Counterbore; 16. Adapter plate; 17. Adapter hole; 18. Mounting block; 181. Threaded hole; 182. Perforation; 2. Tensioning component; 21. Screw rod; 211. Installation joint; 212. Transfer groove; 213. Installation hole; 22. Threaded sleeve; 221. Thread groove; 222. Hexagon body; 23. Connecting rod; 231. Limit end plate; 3. Collar; 31. Sleeve; 32. Copper gasket; 33. Connecting hole; 4. Inclined tensioning component; 41. Inclined tension rod; 411. Plug joint; 412. Pin hole; 413. Rotation groove; 42. Foot; 421. Plugging plate; 422. Bolt hole; 5. Limiting rod; 51. Bolt head; 52. Threaded joint. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "linkage", "fixation", etc. shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0028] Embodiment 1

[0029] As Figure 1 , Figure 2 and Figure 3 shown, an intermediate roll fixing structure includes a support rod 1 and also includes a collar 3. A bayonet 11 is provided at the top end of the support rod 1. The bayonet 11 is convenient for clamping at both ends of the intermediate roll to facilitate the rotation of the intermediate roll. A plurality of tensioning components 2 are provided on the upper right side of the side surface of the support rod 1. The tensioning components 2 are convenient for cooperating with the collar 3 to tension the support rod 1, thereby facilitating the sufficient stability of the support rod 1. The tensioning component 2 includes a screw 21, a threaded sleeve 22 and a connecting rod 23; the screw 21 is threadedly connected to one end of the threaded sleeve 22, and the connecting rod 23 is rotatably connected to the other end of the threaded sleeve 22. This structure is convenient for adjusting the length of the entire tensioning component 2 by rotating the threaded sleeve 22, and is also convenient for adjusting the tension applied by the tensioning component 2 to the support rod 1. The connecting rod 23 is rotatably connected to the support rod 1, and the screw 21 is rotatably connected to the collar 3. This structure is convenient for connecting the support rod 1 and the collar 3 through the tensioning component 2.

[0030] As Figure 2 shown, a bottom plate 12 is provided at the bottom end of the support rod 1. A plurality of fixing holes 13 are provided at the edge of the bottom plate 12. The cooperation of the bottom plate 12 and the fixing holes 13 is convenient for fixing the position of the support rod 1 through bolts. A plurality of adapter plates 16 are evenly provided on the side surface of the support rod 1 above the ear plate 14. An adapter hole 17 is provided in the middle of the adapter plate 16; the cooperation of the adapter plate 16 and the adapter hole 17 is convenient for the adapter plate 16 to be rotatably connected in cooperation with the tensioning component 2, facilitating the adjustment and use of the tension rod component.

[0031] As Figure 3As shown in the figure, mounting joints 211 are provided at one end of the screw rod 21 facing the collar 3 and one end of the connecting rod 23 facing the support rod 1. The mounting joints 211 facilitate the connection of the screw rod 21 and the connecting rod 23 with the collar 3 and the support rod 1. A transfer groove 212 is provided at the end of the mounting joint 211, and a mounting hole 213 is provided in the middle of the mounting joint 211 aligned with the transfer groove 212. The cooperation of the transfer groove 212 and the mounting hole 213 facilitates the rotational connection of the screw rod 21 with the collar 3 and the connecting rod 23 with the support rod 1 through a pin shaft. A limiting end plate 231 is provided at one end of the connecting rod 23 inserted into the threaded sleeve 22, and the limiting end plate 231 and the threaded sleeve 22 are mutually limited. One end of the threaded sleeve 22 is provided with a threaded groove 221, and the threaded groove 221 facilitates the threaded connection with the screw rod 21. And a hexagonal body 222 is provided on the side of the threaded sleeve 22, and the hexagonal body 222 facilitates the screwing of the threaded sleeve 22.

[0032] As Figure 4 shown, a sleeve 31 is provided in the middle of the collar 3, and a plurality of copper gaskets 32 are evenly provided on the inner wall of the sleeve 31. This structure avoids excessive friction between the sleeve 31 and the large driven roller and causes damage to the large driven roller. A plurality of connection holes 33 are provided on the side of the collar 3, and the connection holes 33 facilitate the connection of the collar 3 with the screw rod 21.

[0033] Working principle: Fix the two support rods 1 between the large driven roller and the large driving roller of the papermaking boot sleeve production equipment, then connect the two ends of the middle roller to the tops of the two support rods 1 respectively, and sleeved the collar 3 on the large driven roller. By screwing the threaded sleeve 22, the tensioning assembly 2 is continuously contracted, so that the tensioning assembly 2 stably tightens the support rod 1. Then, the base cloth is wound around the middle roller. Since the base cloth does not contact the large driven roller, the large driven roller is in a static state. Therefore, the large driven roller will not affect the problem of the sleeve 31, thus ensuring that the sleeve 31 cooperates with the tensioning assembly 2 to stably pull the support rod 1; compared with the prior art, in this application, a bayonet 11 is provided at the top of the support rod 1 to install the middle roller, and a tensioning assembly 2 is provided on one side of the support rod 1. The tensioning assembly 2 is connected with a collar 3, and the collar 3 is used to connect with the large driven roller that is not working beside the middle roller, so as to facilitate the large driven roller to share the force borne by the middle roller, avoid the problem that the distance between the middle roller and the driving roller is shortened due to excessive force on the middle roller, and further cause the loosening of the base cloth; and the tensioning force between the support rod 1 and the collar 3 can be adjusted through the tensioning assembly 2.

[0034] Embodiment 2

[0035] As Figure 1 、 Figure 2 and Figure 3As shown, an intermediate roll fixing structure includes a support rod 1 and also includes a collar 3. The top end of the support rod 1 is provided with a bayonet 11, and the bayonet 11 is convenient for clamping at both ends of the intermediate roll to facilitate the rotation of the intermediate roll. On the upper right side of the side of the support rod 1, a plurality of tensioning components 2 are arranged in a guiding manner. The tensioning components 2 are convenient for cooperating with the collar 3 to tension the support rod 1, thereby facilitating the sufficient stability of the support rod 1. The tensioning component 2 includes a screw rod 21, a threaded sleeve 22 and a connecting rod 23; the screw rod 21 is threadedly connected to one end of the threaded sleeve 22, and the connecting rod 23 is rotatably connected to the other end of the threaded sleeve 22. This structure is convenient for adjusting the length of the entire tensioning component 2 by rotating the threaded sleeve 22 and also convenient for adjusting the tension applied by the tensioning component 2 to the support rod 1. The connecting rod 23 is rotatably connected to the support rod 1, and the screw rod 21 is rotatably connected to the collar 3. This structure is convenient for connecting the support rod 1 and the collar 3 through the tensioning component 2.

[0036] As Figure 2 shown, the bottom end of the support rod 1 is provided with a bottom plate 12, and a plurality of fixing holes 13 are arranged at the edge of the bottom plate 12. The cooperation of the bottom plate 12 and the fixing holes 13 is convenient for fixing the position of the support rod 1 through bolts. Along the upper side of the ear plate 14 on the side of the support rod 1, a plurality of adapter plates 16 are evenly arranged. An adapter hole 17 is arranged in the middle of the adapter plate 16; the cooperation of the adapter plate 16 and the adapter hole 17 is convenient for the adapter plate 16 to be rotatably connected with the tensioning component 2, facilitating the adjustment and use of the pull rod component.

[0037] As Figure 3 shown, at one end of the screw rod 21 facing the collar 3 and at one end of the connecting rod 23 facing the support rod 1, mounting joints 211 are provided. The mounting joints 211 are convenient for connecting the screw rod 21 and the connecting rod 23 with the collar 3 and the support rod 1. A transfer groove 212 is arranged at the end of the mounting joint 211, and a mounting hole 213 is arranged in the middle of the mounting joint 211 aligned with the transfer groove 212. The cooperation of the transfer groove 212 and the mounting hole 213 is convenient for rotatably connecting the screw rod 21 with the collar 3 and the connecting rod 23 with the support rod 1 through a pin shaft. A limiting end plate 231 is arranged at one end of the connecting rod 23 inserted into the threaded sleeve 22, and the limiting end plate 231 is mutually limited with the threaded sleeve 22. A threaded groove 221 is arranged at one end of the threaded sleeve 22, and the threaded groove 221 is convenient for being threadedly connected with the screw rod 21. And a hexagonal body 222 is arranged on the side of the threaded sleeve 22, and the hexagonal body 222 is convenient for screwing the threaded sleeve 22.

[0038] As Figure 4 shown, a sleeve 31 is arranged in the middle of the collar 3, and a plurality of copper gaskets 32 are evenly arranged on the inner wall of the sleeve 31. This structure is to avoid excessive friction between the sleeve 31 and the large driven roll, causing damage to the large driven roll. A plurality of connection holes 33 are arranged on the side of the collar 3, and the connection holes 33 are convenient for connecting the collar 3 with the screw rod 21.

[0039] As Figure 1 and Figure 5As shown, it further includes a stay cable assembly 4. The stay cable assembly 4 includes a stay cable 41 and a foot 42. The bottom end of the stay cable 41 is rotatably connected to the foot 42. This structure facilitates the pulling effect of the stay cable assembly 4 on the bottom of the support rod 1, thereby making the support rod 1 sufficiently stable and avoiding the support rod 1 tilting towards the large driving roller due to excessive force on the intermediate roller. A pair of ear plates 14 are provided on the side of the support rod 1, and a counterbore 15 is provided in the middle of the ear plates 14. The cooperation of the ear plates 14 and the counterbore 15 facilitates the rotational connection between the support rod 1 and the stay cable 41. The top end of the stay cable 41 is inserted between the two ear plates 14, and the stay cable 41 is rotatably connected to the ear plates 14 through a pin shaft. The top end of the stay cable 41 is provided with a plug joint 411, and a pin shaft hole 412 is provided in the middle of the plug joint 411. The cooperation of the plug joint 411 and the pin shaft hole 412 facilitates the insertion of the top end of the stay cable 41 between the two ear plates 14 and the connection of the stay cable 41 to the ear plates 14 through a pin shaft. And the bottom end of the stay cable 41 is provided with a rotating groove 413, which facilitates the rotational connection between the bottom end of the stay cable 41 and the foot 42. A plug-in plate 421 is provided in the middle of the foot 42, and the plug-in plate 421 is inserted inside the rotating groove 413, and the plug-in plate 421 is rotatably connected to the bottom end of the stay cable 41 through a pin shaft, facilitating the rotation of the stay cable 41. Bolt holes 422 are provided at the corners of the foot 42, and the bolt holes 422 facilitate the fixing of the position of the foot 42 through bolts.

[0040] Embodiment 3

[0041] As Figure 1 、 Figure 2 and Figure 3 shown, an intermediate roller fixing structure includes a support rod 1 and also includes a collar 3. A bayonet 11 is provided at the top end of the support rod 1, and the bayonet 11 is convenient for clamping at both ends of the intermediate roller, facilitating the rotation of the intermediate roller. A plurality of tensioning assemblies 2 are provided on the upper right side of the side of the support rod 1. The tensioning assemblies 2 are convenient for cooperating with the collar 3 to tension the support rod 1, thereby facilitating the sufficient stability of the support rod 1. The tensioning assembly 2 includes a screw 21, a threaded sleeve 22 and a connecting rod 23; the screw 21 is threadedly connected to one end of the threaded sleeve 22, and the connecting rod 23 is rotatably connected to the other end of the threaded sleeve 22. This structure facilitates the adjustment of the length of the entire tensioning assembly 2 by rotating the threaded sleeve 22 and also facilitates the adjustment of the tension applied by the tensioning assembly 2 to the support rod 1. The connecting rod 23 is rotatably connected to the support rod 1, and the screw 21 is rotatably connected to the collar 3. This structure is convenient for connecting the support rod 1 and the collar 3 through the tensioning assembly 2.

[0042] As Figure 2As shown, a bottom plate 12 is provided at the bottom end of the support rod 1, and a plurality of fixing holes 13 are provided at the edge of the bottom plate 12. The cooperation between the bottom plate 12 and the fixing holes 13 facilitates fixing the position of the support rod 1 through bolts. A plurality of adapter plates 16 are evenly provided on the side of the support rod 1 above the ear plate 14, and an adapter hole 17 is provided in the middle of the adapter plate 16. The cooperation between the adapter plate 16 and the adapter hole 17 facilitates the adapter plate 16 to be rotatably connected with the tensioning assembly 2, facilitating the adjustment and use of the tie rod assembly.

[0043] As Figure 3 shown, an installation joint 211 is provided at one end of the screw rod 21 facing the collar 3 and at one end of the connecting rod 23 facing the support rod 1. The installation joint 211 facilitates the connection of the screw rod 21 and the connecting rod 23 with the collar 3 and the support rod 1. A transfer groove 212 is provided at the end of the installation joint 211, and an installation hole 213 is provided in the middle of the installation joint 211 aligned with the transfer groove 212. The cooperation between the transfer groove 212 and the installation hole 213 facilitates the rotatable connection of the screw rod 21 with the collar 3 and the connecting rod 23 with the support rod 1 through a pin shaft. A limiting end plate 231 is provided at one end of the connecting rod 23 inserted into the threaded sleeve 22, and the limiting end plate 231 and the threaded sleeve 22 are mutually limited. A threaded groove 221 is provided at one end of the threaded sleeve 22, and the threaded groove 221 facilitates the threaded connection with the screw rod 21. And a hexagonal body 222 is provided on the side of the threaded sleeve 22, and the hexagonal body 222 facilitates the screwing of the threaded sleeve 22.

[0044] As Figure 4 shown, a sleeve 31 is provided in the middle of the collar 3, and a plurality of copper gaskets 32 are evenly provided on the inner wall of the sleeve 31. This structure avoids excessive friction between the sleeve 31 and the large driven roller, causing damage to the large driven roller. A plurality of connection holes 33 are provided on the side of the collar 3, and the connection holes 33 facilitate the connection of the collar 3 with the screw rod 21.

[0045] As Figure 1 and Figure 5As shown in the figure, it further includes a stay cable assembly 4. The stay cable assembly 4 includes a stay cable 41 and a foot 42. The bottom end of the stay cable 41 is rotatably connected to the foot 42. This structure facilitates the pulling effect of the stay cable assembly 4 on the bottom of the support rod 1, thereby making the support rod 1 sufficiently stable and preventing the support rod 1 from tilting towards the large driving roller due to excessive force on the intermediate roller. A pair of ear plates 14 are provided on the side of the support rod 1, and a counterbore 15 is provided in the middle of the ear plates 14. The cooperation of the ear plates 14 and the counterbore 15 facilitates the rotational connection between the support rod 1 and the stay cable 41. The top end of the stay cable 41 is inserted between the two ear plates 14, and the stay cable 41 is rotatably connected to the ear plates 14 through a pin shaft. The top end of the stay cable 41 is provided with a socket 411, and a pin hole 412 is provided in the middle of the socket 411. The cooperation of the socket 411 and the pin hole 412 facilitates the insertion of the top end of the stay cable 41 between the two ear plates 14 and the connection with the ear plates 14 through a pin shaft. Moreover, a rotating groove 413 is provided at the bottom end of the stay cable 41, and the rotating groove 413 facilitates the rotational connection between the bottom end of the stay cable 41 and the foot 42. A plug-in plate 421 is provided in the middle of the foot 42. The plug-in plate 421 is inserted inside the rotating groove 413, and the plug-in plate 421 is rotatably connected to the bottom end of the stay cable 41 through a pin shaft, facilitating the rotation of the stay cable 41. Bolt holes 422 are provided at the corners of the foot 42, and the bolt holes 422 facilitate the fixing of the position of the foot 42 through bolts.

[0046] As Figure 1 and Figure 6 shown in the figure, it further includes a limiting rod 5. Installation blocks 18 are provided at both the front and rear ends of the bayonet 11 along the top of one side of the support rod 1 close to the intermediate roller. Through holes 182 and threaded holes 181 are respectively provided in the middle of the two installation blocks 18. One end of the limiting rod 5 is provided with a bolt head 51, and the other end is provided with a threaded joint 52. The limiting rod 5 passes through the through hole 182 of one of the installation blocks 18 and is threadedly connected to the threaded hole 181 of the other installation block 18; the limiting rod 5 with this structure and the installation blocks 18 can keep both ends of the intermediate roller stable inside the bayonet 11. When the intermediate roller needs to be disassembled, only the limiting rod 5 needs to be disassembled, and then the intermediate roller can be taken out from between the two support rods 1. The operation is simple and convenient, and it also ensures the stable use of the intermediate roller.

[0047] The above is only the preferred embodiment of the present invention and is not used to limit the present invention. For those skilled in the art, various modifications and changes can be made to the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An intermediate roll fixing structure, comprising a support rod (1), characterized in that, It further includes a collar (3). A bayonet (11) is provided at the top end of the support rod (1). A plurality of tensioning components (2) are arranged on the upper right side of the side surface of the support rod (1) in a guiding manner. The tensioning component (2) includes a screw rod (21), a threaded sleeve (22) and a connecting rod (23); the screw rod (21) is threadedly connected to one end of the threaded sleeve (22), the connecting rod (23) is rotatably connected to the other end of the threaded sleeve (22), the connecting rod (23) is rotatably connected to the support rod (1), and the screw rod (21) is rotatably connected to the collar (3).

2. The intermediate roller fixing structure according to claim 1, characterized in that: A bottom plate (12) is provided at the bottom end of the support rod (1). A plurality of fixing holes (13) are provided at the edge of the bottom plate (12). A plurality of adapter plates (16) are evenly arranged on the side surface of the support rod (1) above the ear plates (14). A transfer hole (17) is provided in the middle of the adapter plate (16).

3. The intermediate roll fixing structure according to claim 1, characterized in that, Installation joints (211) are provided at one end of the screw rod (21) facing the collar (3) and one end of the connecting rod (23) facing the support rod (1). A transfer groove (212) is provided at the end of the installation joint (211). An installation hole (213) is provided in the middle of the installation joint (211) aligning with the transfer groove (212). A limiting end plate (231) is provided at one end of the connecting rod (23) inserted into the threaded sleeve (22). The limiting end plate (231) and the threaded sleeve (22) are mutually limited.

4. An intermediate roll fixing structure according to claim 3, characterized in that, A threaded groove (221) is provided at one end of the threaded sleeve (22), and a hexagonal body (222) is provided on the side surface of the threaded sleeve (22).

5. The intermediate roller fixing structure according to claim 1, characterized in that: A sleeve (31) is provided in the middle of the collar (3). A plurality of copper gaskets (32) are evenly arranged on the inner wall of the sleeve (31). A plurality of connection holes (33) are provided on the side surface of the collar (3).

6. A fixed structure for an intermediate roll according to any one of claims 1-5, characterized in that, It further includes a stay cable assembly (4). The stay cable assembly (4) includes a stay cable rod (41) and a foot (42). The bottom end of the stay cable rod (41) is rotatably connected to the foot (42). A pair of ear plates (14) are provided on the side surface of the support rod (1). A counterbore (15) is provided in the middle of the ear plate (14). The top end of the stay cable rod (41) is inserted between the two ear plates (14), and the stay cable rod (41) and the ear plate (14) are rotatably connected by a pin shaft.

7. An intermediate roll fixing structure according to claim 6, characterized in that, An insertion joint (411) is provided at the top end of the stay cable rod (41). A pin shaft hole (412) is provided in the middle of the insertion joint (411). A rotation groove (413) is provided at the bottom end of the stay cable rod (41). A plug-in plate (421) is provided in the middle of the foot (42). The plug-in plate (421) is inserted inside the rotation groove (413), and the plug-in plate (421) and the bottom end of the stay cable rod (41) are rotatably connected by a pin shaft. Bolt holes (422) are provided at the corners of the foot (42).

8. A fixed structure of an intermediate roll according to any one of claims 1-5, characterized in that It further includes a limiting rod (5). On the top of one side of the support rod (1) close to the middle roller, mounting blocks (18) are provided at both the front and rear ends along the bayonet (11). Through holes (182) and threaded holes (181) are respectively provided in the middle parts of the two mounting blocks (18). One end of the limiting rod (5) is provided with a bolt head (51), and the other end is provided with a threaded joint (52). The limiting rod (5) passes through the through hole (182) of one of the mounting blocks (18) and is threadedly connected to the threaded hole (181) of the other mounting block (18).

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