CN215312064U

CN215312064U - Transmission device capable of being maintained quickly

Info

Publication number: CN215312064U
Application number: CN202121506189.3U
Authority: CN
Inventors: 苏添雾; 涂小敏; 叶袁舟
Original assignee: Zhejiang Jiangnan Mixing Equipment Co ltd
Current assignee: Zhejiang Jiangnan Mixing Equipment Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-28
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses a transmission device capable of being maintained quickly, which comprises a tank body end socket, a motor frame, a connecting frame, a driving motor, a speed reducer, a single-fulcrum frame and a stirring shaft, wherein a motor shaft of the driving motor is in linkage connection with an input shaft of the speed reducer through an input coupler; the single-pivot machine frame is internally provided with a support plate, the middle part of the support plate is provided with a mounting hole, and the bearing seat is mounted on the mounting hole; the minor axis matches with the bearing frame, and the one end of minor axis is connected with the output shaft of speed reducer through the output shaft coupling, and the other end of minor axis is connected with the (mixing) shaft through the trisection formula shaft coupling. The utility model can carry out quick maintenance, can obviously reduce the workload and avoid the influence on the production and the utilization rate of equipment.

Description

Transmission device capable of being maintained quickly

Technical Field

The utility model relates to a transmission device, in particular to a transmission device capable of being maintained quickly.

Background

Along with the large-scale of industrial production, the required driving device is also larger and larger, in a large-scale transmission device, the motor power and the model of a speed reducer are larger, the large-scale equipment makes the maintenance of the equipment more and more difficult, in particular to a single-pivot frame matched with the output end of a gear speed reducer (the matched frame can effectively bear the radial force and the axial force generated when the equipment runs and can greatly prolong the service life of the speed reducer), the bearing in the frame is maintained and the mechanical seal at the lower part of the frame is maintained, the traditional transmission device is troublesome in structural replacement, the speed reducer needs to be disassembled, after the maintenance is completed, the speed reducer needs to be re-installed and debugged, the workload is very large, the time and the labor are wasted, the maintenance time is long, the production is influenced, and the utilization rate of the whole equipment is also influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transmission device capable of being maintained quickly, which can be maintained quickly, can obviously reduce workload and avoid the influence on the production and the utilization rate of equipment.

In order to achieve the purpose, the utility model provides the following technical scheme: a transmission device capable of being maintained quickly, which comprises a tank body end socket, a motor frame, a connecting frame, a driving motor, a speed reducer, a single-pivot frame and a stirring shaft, the motor frame is arranged on the tank body sealing head, the connecting frame is arranged at the top of the motor frame, the driving motor and the speed reducer are arranged at the upper end of the connecting frame, a motor shaft of the driving motor is connected with an input shaft of the speed reducer in a linkage way through an input coupler, the single-pivot frame is arranged at the lower end of the connecting frame, a window communicated with the inner cavity is arranged at the side part of the single-pivot frame, a bearing seat is arranged in the single-pivot frame, a bottom cover is detachably arranged at the bottom of the single-pivot frame, the upper end of the bottom cover is provided with a shaft seal, the middle part of the stirring shaft sequentially penetrates through the shaft seal, the bottom cover and the tank body end enclosure, one end of the stirring shaft is connected with an output shaft of the speed reducer, and the other end of the stirring shaft extends into the tank body end socket; the bearing seat is detachably arranged on the mounting hole; the short shaft is matched with the bearing seat, one end of the short shaft is connected with an output shaft of the speed reducer through an output coupler, and the other end of the short shaft is connected with the stirring shaft through a trisection coupler.

By adopting the technical scheme, a short shaft for transmission is additionally arranged on a traditional transmission device, and a group of trisection type couplings are additionally arranged at the upper parts of mechanical seals (shaft seals), one end of the short shaft is in linkage connection with an output shaft of a speed reducer through an output coupling, and the other end of the short shaft is in linkage connection with a stirring shaft through the trisection type couplings, so that the speed reducer at the upper part is not required to be disassembled and assembled when the mechanical seals and accessories in a bearing seat are maintained and replaced, and the shaft seals can be replaced only by disassembling the trisection type couplings when the mechanical seals are replaced; when the accessory of the bearing seat in the single-pivot rack is replaced, only the trisection type coupler at the lower part and the output coupler at the upper part are required to be disassembled, and the whole bearing seat is taken out from the inner cavity of the single-pivot rack to replace the accessory.

The utility model is further arranged that the support plate is welded on the inner wall of the single-pivot frame.

By adopting the technical scheme, the processing in the early stage is facilitated, and the production efficiency can be improved.

The utility model is further provided that the outer wall of the bearing seat is circumferentially provided with a limiting flange which is abutted against the lower end face of the support plate and is connected with the support plate through a plurality of locking bolts.

Through adopting above-mentioned technical scheme, can realize the quick assembly disassembly of bearing frame and backup pad, do benefit to the equipment of earlier stage and the change operation in later stage.

The utility model is further provided that the lower end of the short shaft is sleeved with a connecting disc, the connecting disc is welded on the short shaft, and the trisection type coupler is connected with the connecting disc through a plurality of connecting bolts.

By adopting the technical scheme, the short shaft and the trisection type coupler can be quickly connected and form linkage.

The utility model is further provided that two ends of the inner wall of the connecting disc are respectively provided with a solder groove with a right trapezoid cross section, the solder grooves extend along the circumferential direction, and solder for connecting the connecting disc and the short shaft together is filled in the solder grooves.

Through adopting above-mentioned technical scheme, not only processing is convenient, can show the joint strength who promotes between connection pad and the minor axis moreover.

The utility model is further provided with an annular positioning concave part is arranged at the position, close to the periphery, of the lower end of the connecting disc along the circumferential direction, and an annular positioning convex part matched with the annular positioning concave part is arranged on the three-part coupling.

By adopting the technical scheme, during installation, the annular positioning convex part of the three-part coupling is embedded in the annular positioning concave part on the connecting disc, so that the three-part coupling and the connecting disc can not generate relative displacement directly when the connecting bolt is screwed, and the two connection operations are facilitated.

The bottom of the bottom cover is abutted to the outer wall of the tank body end enclosure, the outer wall of the tank body end enclosure is welded with the guide sleeve, and the upper part of the guide sleeve is welded with the bottom cover.

Through adopting above-mentioned technical scheme, during the operation of equipment, can show the stability that promotes this transmission, weaken the vibrations that produce because equipment operation greatly.

The utility model is further arranged in such a way that the bottom of the motor frame is provided with an arc-shaped plate which is attached to the outer wall of the tank body end enclosure, and the arc-shaped plate is connected with the tank body end enclosure through a fastener.

Through adopting above-mentioned technical scheme, not only easy dismounting does benefit to the equipment of early stage and the maintenance operation in later stage, has the strong advantage of installation stability moreover.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B in FIG. 1 according to the present invention.

In the figure: 1. sealing the end of the tank body; 2. a motor frame; 3. a connecting frame; 4. a drive motor; 5. a speed reducer; 6. a single-pivot frame; 7. a stirring shaft; 8. an input coupling; 9. a window; 10. a bearing seat; 11. a bottom cover; 12. shaft sealing; 13. a minor axis; 14. a support plate; 15. mounting holes; 16. an output coupling; 17. a trisection type coupling; 18. a limiting flange; 19. locking the bolt; 21. a connecting disc; 22. a connecting bolt; 23. a solder bath; 24. welding flux; 25. an annular positioning recess; 26. an annular positioning boss; 27. a guide sleeve; 28. an arc-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): the transmission device capable of being maintained quickly as shown in the attached figures 1-3 comprises a tank body end enclosure 1, a motor frame 2, a connecting frame 3, a driving motor 4, a speed reducer 5, a single-fulcrum frame 6 and a stirring shaft 7, wherein the motor frame 2 is arranged on the tank body end enclosure 1, the connecting frame 3 is arranged at the top of the motor frame 2, the driving motor 4 and the speed reducer 5 are arranged at the upper end of the connecting frame 3, a motor shaft of the driving motor 4 is in linkage connection with an input shaft of the speed reducer 5 through an input coupler 8, the single-fulcrum frame 6 is arranged at the lower end of the connecting frame 3, a window 9 communicated with an inner cavity is arranged at the side part of the single-fulcrum frame 6, a bearing seat 10 is arranged in the single-fulcrum frame 6, a bottom cover 11 is detachably arranged at the bottom of the single-fulcrum frame 6, a bottom cover 12 is arranged at the upper end of the bottom cover 11, a shaft seal 12, a bottom cover 11 and a tank body end enclosure 1 sequentially penetrate through the middle part of the stirring shaft 7, one end of the stirring shaft 7 is connected with an output shaft of the speed reducer 5, and the other end of the stirring shaft 7 extends into the tank body end socket 1; the transmission device further comprises a short shaft 13, the short shaft 13 is arranged in the single-pivot rack 6, a supporting plate 14 is arranged in the single-pivot rack 6, a mounting hole 15 is formed in the middle of the supporting plate 14, and the bearing seat 10 is detachably mounted on the mounting hole 15; the short shaft 13 is matched with the bearing seat 10, one end of the short shaft 13 is connected with an output shaft of the speed reducer 5 through an output coupler 16, the other end of the short shaft 13 is connected with the stirring shaft 7 through a trisection coupler 17, and the output coupler 16 is a clamping coupler. The structure ensures that the speed reducer 5 at the upper part does not need to be disassembled and assembled when the mechanical seal (the shaft seal 12) and accessories in the bearing seat 10 are maintained and replaced, and the shaft seal 12 can be replaced only by disassembling the three-part coupling 17 when the mechanical seal is replaced; when the accessories of the bearing seat 10 in the single-pivot rack 6 are replaced, only the trisection type coupler 17 at the lower part and the output coupler 16 at the upper part are required to be disassembled, the whole bearing seat 10 is taken out from the inner cavity of the single-pivot rack 6 to replace the accessories, the whole process does not need to be disassembled, installed and corrected for the speed reducer 5 at the upper part, the maintenance operation of the transmission device is greatly facilitated, the workload can be obviously reduced, and the utilization rate of production and equipment is prevented from being influenced.

Wherein, backup pad 14 welds on single pivot frame 6 inner wall, and this connected mode does benefit to earlier stage's processing, can improve production efficiency.

As shown in fig. 1 and fig. 2, a limiting flange 18 is circumferentially arranged on an outer wall of the bearing seat 10, the limiting flange 18 and the bearing seat 10 are integrated, the limiting flange 18 abuts against a lower end face of the support plate 14 and is connected with the support plate 14 through a plurality of locking bolts 19, and a plurality of bolt holes through which the locking bolts 19 pass are formed in the limiting flange 18 and the support plate 14, and the bolt holes correspond to each other. This design can realize the quick assembly disassembly of bearing frame 10 and backup pad 14, does benefit to the equipment of earlier stage and the change operation of later stage.

As shown in fig. 1 and 3, a coupling disc 21 is sleeved on the lower end of the stub shaft 13, the coupling disc 21 is in a hollow annular shape, the coupling disc 21 is welded on the stub shaft 13, and the three-part coupling 17 is connected with the coupling disc 21 through a plurality of connecting bolts 22. The design can realize the quick connection of the short shaft 13 and the three-part coupling 17 and form linkage.

As shown in fig. 3, two ends of the inner wall of the connection pad 21 are respectively provided with a solder groove 23 with a right trapezoid cross section, the solder groove 23 is of a structure with a large outer part and a small inner part, the solder groove 23 extends along the circumferential direction, and the solder 24 for connecting the connection pad 21 and the short shaft 13 is filled in the solder groove 23. The design is convenient to process, and the connection strength between the connecting disc 21 and the short shaft 13 can be obviously improved.

As shown in fig. 3, an annular positioning concave portion 25 is provided along the circumferential direction at a portion of the lower end of the connecting disc 21 near the outer periphery, and an annular positioning convex portion 26 fitted with the annular positioning concave portion 25 is provided on the three-part coupling 17. When the three-part coupling is installed, the annular positioning convex part 26 of the three-part coupling 17 is embedded in the annular positioning concave part 25 on the connecting disc 21, so that the three-part coupling 17 and the connecting disc 21 are directly pressed against each other without relative displacement when the connecting bolt 22 is screwed, and the connection operation of the three-part coupling 17 and the connecting disc 21 is facilitated.

As shown in the attached drawing 1, the bottom of the bottom cover 11 is abutted against the outer wall of the can body end enclosure 1, a guide sleeve 27 is welded on the outer wall of the can body end enclosure 1, and the upper part of the guide sleeve 27 is welded with the bottom cover 11. When the equipment runs, the stability of the transmission device can be obviously improved, and the vibration generated by the running of the equipment is greatly weakened.

As shown in the attached drawing 1, the bottom of the motor frame 2 is provided with an arc-shaped plate 28 attached to the outer wall of the tank body end enclosure 1, and the arc-shaped plate 28 is connected with the tank body end enclosure 1 through a fastener (bolt). This design is easy dismounting not only, does benefit to the equipment in earlier stage and the maintenance operation in later stage, has the strong advantage of installation stability moreover.

Claims

1. A transmission device capable of being maintained quickly comprises a tank body end enclosure (1), a motor frame (2), a connecting frame (3), a driving motor (4), a speed reducer (5), a single-pivot frame (6) and a stirring shaft (7), wherein the motor frame (2) is installed on the tank body end enclosure (1), the connecting frame (3) is installed at the top of the motor frame (2), the driving motor (4) and the speed reducer (5) are installed at the upper end of the connecting frame (3), a motor shaft of the driving motor (4) is in linkage connection with an input shaft of the speed reducer (5) through an input coupling (8), the single-pivot frame (6) is installed at the lower end of the connecting frame (3), a window (9) communicated with an inner cavity is arranged at the side part of the single-pivot frame (6), a bearing seat (10) is arranged in the single-pivot frame (6), and a bottom cover (11) is detachably installed at the bottom of the single-pivot frame (6), the upper end of the bottom cover (11) is provided with a shaft seal (12), the middle part of the stirring shaft (7) sequentially penetrates through the shaft seal (12), the bottom cover (11) and the tank body end enclosure (1), one end of the stirring shaft (7) is connected with an output shaft of the speed reducer (5), and the other end of the stirring shaft (7) extends into the tank body end enclosure (1); the method is characterized in that: the bearing seat is characterized by further comprising a short shaft (13), wherein the short shaft (13) is arranged in the single-pivot rack (6), a supporting plate (14) is arranged in the single-pivot rack (6), a mounting hole (15) is formed in the middle of the supporting plate (14), and the bearing seat (10) is detachably mounted on the mounting hole (15); the short shaft (13) is matched with the bearing seat (10), one end of the short shaft (13) is connected with an output shaft of the speed reducer (5) through an output coupling (16), and the other end of the short shaft (13) is connected with the stirring shaft (7) through a trisection coupling (17).

2. A quick service transmission as claimed in claim 1, wherein: the supporting plate (14) is welded on the inner wall of the single-pivot frame (6).

3. A quick service transmission as claimed in claim 1, wherein: and a limiting flange (18) is arranged on the outer wall of the bearing seat (10) along the circumferential direction, and the limiting flange (18) abuts against the lower end face of the support plate (14) and is connected with the support plate (14) through a plurality of locking bolts (19).

4. A quick service transmission as claimed in claim 1, wherein: the lower end of the short shaft (13) is sleeved with a connecting disc (21), the connecting disc (21) is welded on the short shaft (13), and the trisection type coupler (17) is connected with the connecting disc (21) through a plurality of connecting bolts (22).

5. A quick service transmission as claimed in claim 4, wherein: the welding material groove (23) that a cross-section is right trapezoid shape is seted up respectively at the both ends of connection pad (21) inner wall, and welding material groove (23) extend the setting along circumference, it is used for linking together connection pad (21) and minor axis (13) welding material (24) to fill in welding material groove (23).

6. A quick service transmission as claimed in claim 4, wherein: the lower end of the connecting disc (21) is provided with an annular positioning concave part (25) close to the periphery along the circumferential direction, and the three-part coupling (17) is provided with an annular positioning convex part (26) matched with the annular positioning concave part (25).

7. A quick service transmission as claimed in claim 1, wherein: the bottom of bottom cover (11) supports on the outer wall of jar body head (1) to the welding has uide bushing (27) on the outer wall of jar body head (1), uide bushing (27) upper portion and bottom cover (11) welding.

8. A quick service transmission as claimed in claim 1, wherein: the bottom of the motor frame (2) is provided with an arc-shaped plate (28) which is attached to the outer wall of the tank body end enclosure (1), and the arc-shaped plate (28) is connected with the tank body end enclosure (1) through a fastener.