CN209856350U

CN209856350U - Speed reducer rack

Info

Publication number: CN209856350U
Application number: CN201920675159.1U
Authority: CN
Inventors: 梁海鹏; 于立丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2019-12-27
Anticipated expiration: 2029-05-13

Abstract

A speed reducer rack belongs to the technical field of fixing devices for speed reducers. The flange ring structure is characterized by comprising an upper annular flange, a middle annular hoop frame, a lower annular flange and a supporting structure, wherein the upper annular flange and the lower annular flange are respectively installed and fixed at two ends of the supporting structure, and the middle annular hoop frame is fixed in the middle of the supporting structure; the upper end face of the upper annular flange is provided with a plurality of upper threaded holes, and the lower end face of the lower annular flange is provided with a plurality of lower threaded holes. The utility model discloses can be convenient, stable fixed speed reducer; and, through coaxial installation bearing frame on middle part annular hoop frame or lower part annular flange, can provide stable middle part for the speed reducer shaft and support, avoid the speed reducer shaft to extend overlength, lead to the unstable situation of transmission to appear.

Description

Speed reducer rack

Technical Field

The utility model belongs to the technical field of fixing device for the speed reducer, concretely relates to speed reducer frame.

Background

Traditional agitated vessel or other needs speed reducer driven equipment, for guaranteeing driven stability, need weld the speed reducer mount specially, structural design is unreasonable and the preparation quality is uneven, brings the difficulty for in-service use.

The prior speed reducer fixing device has the following problems: firstly, the design structure of the device is unreasonable, the speed reducer is not fixed firmly or the fixing strength does not meet the use requirement, and the production accident is easily caused. Secondly, fixing device is the simple welded supporting structure only, and when transmission distance was too big, the bent axle of speed reducer and agitating unit's rotation center axiality was difficult to guarantee.

In view of this, the applicant designs a speed reducer rack, which can conveniently and stably fix speed reducer equipment; and the shaft coaxiality of the reducer shaft and the shaft of the transmission device can be adjusted, and the design is more scientific and reasonable.

Disclosure of Invention

The utility model aims to solve the technical problem that a speed reducer frame is provided, speed reducer equipment for fixed stirring that can make things convenient for stably.

In order to solve the technical problem, the technical scheme of the utility model is that: the speed reducer rack is characterized by comprising an upper annular flange, a middle annular hoop frame, a lower annular flange and a supporting structure, wherein the upper annular flange and the lower annular flange are respectively installed and fixed at two ends of the supporting structure, and the middle annular hoop frame is fixed in the middle of the supporting structure; the upper end face of the upper annular flange is provided with a plurality of upper threaded holes, and the lower end face of the lower annular flange is provided with a plurality of lower threaded holes.

Preferably, the supporting structure is more than two arc-shaped vertical plates, a dust screen is arranged between the two arc-shaped vertical plates, and the two arc-shaped vertical plates and the dust screen are enclosed to form a cylinder.

Preferably, the supporting structure is more than three supporting columns, and each supporting column is enclosed to form a cylinder shape.

Preferably, an accessory mounting plate is arranged in the middle of the side face of the supporting structure, and an accessory mounting threaded hole is formed in the accessory mounting plate.

Preferably, a bearing seat is coaxially installed on the middle annular hoop frame or the lower annular flange, a rotating shaft insertion hole is formed in the middle of the bearing seat, and a rotating shaft pin hole is formed in the side face of the rotating shaft insertion hole.

Preferably, the connecting device further comprises a transfer shaft, wherein the upper end of the transfer shaft is provided with a shaft body upper connecting flange, the middle part of the transfer shaft is inserted into the rotating shaft insertion hole, the middle part of the transfer shaft is provided with a shaft body pin hole, and pin blocks are arranged in the shaft body pin hole and the rotating shaft pin hole; the lower end of the adapter shaft is provided with an external thread or a shaft body lower part connecting flange.

Preferably, the device also comprises a speed reducer coaxiality adjusting mounting seat, wherein the speed reducer coaxiality adjusting mounting seat comprises a connecting flange, the upper ring surface of the connecting flange is provided with a plurality of bolt mounting holes, the number and the positions of the bolt mounting holes correspond to those of the upper threaded holes, mounting seat fixing bolts are mounted in the bolt mounting holes and the upper threaded holes, and the connecting flange and the upper annular flange are fixed together by the mounting seat fixing bolts; the connecting flange comprises a connecting flange body, a connecting flange and a connecting plate, wherein the connecting flange body is provided with a plurality of inner screwing bolt holes on the outer peripheral wall of the connecting flange body, and also comprises more than three groups of right-angled fixing folded plates, screwing bolts and adjusting bolts, the fixing folded plates comprise transverse plates and vertical plates, the vertical plates are sequentially provided with adjusting bolt holes and outer screwing bolt holes from top to bottom, the adjusting bolts are arranged in the adjusting bolt holes, the outer sides of the adjusting bolts are provided with adjusting bolt heads, and the inner sides of the adjusting bolts abut against a speed reducer or a speed reducer flange; and the outer tightening bolt hole and the inner tightening bolt hole are internally provided with tightening bolts.

Preferably, the included angle between the transverse plate and the vertical plate is smaller than 90 degrees, a sunken slope concave hole is formed in the upper end face of the speed reducer flange, and the extending end of the transverse plate can be inserted into the slope concave hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses can be convenient, stable fixed speed reducer; and, through coaxial installation bearing frame on middle part annular hoop frame or lower part annular flange, can provide stable middle part for the speed reducer shaft and support, avoid the speed reducer shaft to extend overlength, lead to the unstable situation of transmission to appear. The mounting seat is adjusted through the coaxiality of the speed reducer, so that the speed reducer is more convenient to mount, the coaxiality of a shaft of the speed reducer and a rotating shaft of the transmission device is adjustable, and the design is more scientific and reasonable.

Drawings

Fig. 1 is a schematic structural diagram (embodiment one) of the present invention;

FIG. 2 is a schematic structural view of the upper annular flange;

fig. 3 is a schematic view of an installation and use state of the first embodiment of the present invention;

FIG. 4 is a schematic structural diagram of the present invention (embodiment II);

FIG. 5 is a schematic view of the bearing housing;

FIG. 6 is a schematic view showing the position structure of two arc plates according to the second embodiment;

fig. 7 is a schematic structural diagram of the present invention (embodiment three);

fig. 8 is a schematic structural diagram of the present invention (embodiment four);

fig. 9 is a schematic structural diagram of the present invention (example five);

FIG. 10 is a schematic structural view of an accessory mounting plate;

fig. 11 is a schematic structural diagram of the present invention (sixth embodiment);

fig. 12 is a schematic structural diagram of the present invention (embodiment seven);

fig. 13 is a schematic structural diagram of the present invention (embodiment eight);

fig. 14 is a schematic structural diagram of the present invention (example nine);

FIG. 15 is an enlarged view of portion A of FIG. 14;

in the figure: 1. an upper annular flange; 2. a support structure; 3. a middle annular hoop frame; 4. a lower annular flange; 5. an upper threaded hole; 6. a speed reducer; 7. a reducer crankshaft; 8. a stirring device; 9. a bearing seat; 10. an oil filler hole; 11. a rotating shaft pin hole; 12. a rotating shaft jack; 13. an arc-shaped vertical plate; 14. a dust screen; 15. supporting the upright post; 16. an accessory mounting plate; 17. an accessory mounting threaded hole; 18. the upper part of the shaft body is connected with a flange; 19. a transfer shaft; 20. an external thread; 21. the lower part of the shaft body is connected with a flange; 22. a speed reducer coaxiality adjusting mounting seat; 23. a slope concave hole; 24. a transverse plate; 25. a vertical plate; 26. adjusting the bolt hole; 27. adjusting the bolt; 28. screwing down the bolt; 29. screwing the bolt hole outwards; 30. internally screwing the bolt hole; 31. and connecting the flanges.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1 and 2, the speed reducer rack of the present invention comprises an upper annular flange 1, a middle annular hoop frame 3, a lower annular flange 4 and a supporting structure 2, wherein the upper annular flange 1 and the lower annular flange 4 are respectively installed and fixed at two ends of the supporting structure 2, and the middle annular hoop frame 3 is fixed at the middle of the supporting structure 2; the upper end face of the upper annular flange 1 is provided with a plurality of upper threaded holes 5, and the lower end face of the lower annular flange 4 is provided with a plurality of lower threaded holes.

When the device is used, the speed reducer 6 is fixed on the upper annular flange 1 through an upper mounting bolt, the lower annular flange 4 is mounted on the stirring equipment 8 or other equipment needing to be driven by the speed reducer through a lower mounting bolt, and the specific mounting and using mode is shown in fig. 3. This device can be convenient fixed speed reducer, structural design is reasonable, and the transmission is stable.

Example two

As shown in fig. 4, a bearing seat 9 is coaxially mounted on the middle ring-shaped hoop 3, a rotation shaft insertion hole 12 is formed in the middle of the bearing seat 9, and a rotation shaft pin hole 11 is formed in a side surface of the rotation shaft insertion hole. The bearing seat 9 is provided with the oil filling hole 10, so that a lubricating additive can be conveniently provided for the device, and the equipment can run smoothly. During installation, a speed reducer shaft pin hole needs to be formed in the speed reducer shaft 7, the speed reducer shaft 7 is inserted into the rotating shaft insertion hole 12, the pin blocks are arranged in the rotating shaft pin hole 11 and the speed reducer pin hole, and the speed reducer shaft 7 and the bearing seat 9 are fixed together. The structure described in this embodiment can carry out stable middle part to speed reducer shaft 7 and support, avoids speed reducer shaft 7 to stretch out the overlength, leads to the unstable situation of transmission to appear.

The rest of the structure and the using method are the same as those of the first embodiment, and are not described again.

EXAMPLE III

In this embodiment, the supporting structure 2 is two or more arc-shaped vertical plates 13, and the structure of the arc-shaped vertical plates 13 is shown in fig. 6. A dust screen 14 is arranged between the two arc-shaped vertical plates 13, and as shown in fig. 7, the two arc-shaped vertical plates 13 and the dust screen 14 are enclosed to form a cylinder. This structure not only makes the wholeness of device better and equipment intensity increase, can also avoid the invasion of unidentified flight thing to the device operation in the environment.

The rest of the structure and the using method are the same as those of the first or second embodiment, and are not described again.

Example four

As shown in fig. 8, in the present embodiment, the support structure 2 includes three or more support columns 16, and each support column 16 is enclosed to form a cylinder shape.

The rest of the structure and the using method are the same as those of the first embodiment, the second embodiment or the third embodiment, and are not described again.

EXAMPLE five

As shown in fig. 9 and 10, an accessory mounting plate 16 is disposed in the middle of the side surface of the support structure 2, and an accessory mounting threaded hole 17 is formed in the accessory mounting plate 16. The auxiliary material tank and other equipment accessories can be arranged on the accessory mounting plate 16, so that the speed reducer and the accessories are integrally fixed, and the use is more convenient and stable.

The rest structures and the using methods are the same as those of the first embodiment, the second embodiment, the third embodiment or the fourth embodiment, and are not described in detail.

EXAMPLE six

As shown in fig. 11, in the present embodiment, a bearing seat 9 is coaxially mounted on the lower annular flange 1, a rotation shaft insertion hole is formed in the middle of the bearing seat 9, and a rotation shaft pin hole is formed in a side surface of the rotation shaft insertion hole.

The rest of the structure and the using method are the same as those of the first embodiment, the second embodiment, the third embodiment, the fourth embodiment and the fifth embodiment, and are not described in detail.

EXAMPLE seven

As shown in fig. 12, in this embodiment, the present invention further includes a transfer shaft 19, an upper end of the transfer shaft 19 is provided with a shaft body upper connecting flange 18, a middle portion of the transfer shaft 19 is inserted into the rotating shaft insertion hole, a middle portion of the transfer shaft is provided with a shaft body pin hole, and pin blocks are installed in the shaft body pin hole and the rotating shaft pin hole; an external thread 20 is provided at the lower end of the adapter shaft. The swivel shaft 19 can be connected to the stirring device of the lower apparatus by means of an external thread 20.

The rest of the structure of this embodiment is the same as that of embodiment two or six, and is not described again.

Example eight

As shown in fig. 13, the present embodiment is different from the seventh embodiment in that: a shaft body lower connecting flange 21 is provided at the lower end of the adapter shaft 19, and the adapter shaft 19 can be connected to a stirring device of a lower apparatus through the shaft body lower connecting flange 21.

Example nine

As shown in fig. 14 and 15, in the present embodiment, the speed reducer coaxiality adjustment mounting base 22 is further included, the speed reducer coaxiality adjustment mounting base 22 includes a connecting flange 31, an upper ring surface of the connecting flange 31 is provided with a plurality of bolt mounting holes, the number and the positions of the bolt mounting holes correspond to those of the upper threaded holes 5, and mounting base fixing bolts are mounted in the bolt mounting holes and the upper threaded holes 5, and fix the connecting flange 31 and the upper annular flange 1 together; the outer circumferential wall of the connecting flange 31 is provided with a plurality of inner screwing bolt holes 30, and also comprises more than three groups of right-angled fixing folded plates, screwing bolts 28 and adjusting bolts 27, each fixing folded plate comprises a transverse plate 24 and a vertical plate 25, the vertical plates 25 are sequentially provided with adjusting bolt holes 26 and outer screwing bolt holes 29 from top to bottom, the adjusting bolts 27 are arranged in the adjusting bolt holes 26, the outer sides of the adjusting bolts 27 are provided with adjusting bolt heads, and the inner sides of the adjusting bolts 27 abut against the speed reducer 6 or a flange seat of the speed reducer 6; the tightening bolts 28 are installed in the outer tightening bolt holes 29 and the inner tightening bolt holes 30.

The included angle between the transverse plate 24 and the vertical plate 25 is smaller than 90 degrees, a sunken slope concave hole 23 is formed in the upper end face of the speed reducer flange, and the extending end of the transverse plate 24 can be inserted into the slope concave hole 23.

In the present embodiment, when in use, the connecting flange 31 of the speed reducer coaxiality adjustment mounting seat 22 is first mounted on the upper annular flange 1, and the specific mounting method is as follows: mounting seat fixing bolts are mounted in the bolt mounting holes and the upper threaded holes, and fix the connecting flange 31 and the upper annular flange 1 together. At the same time, the outward extending end of the cross plate 24 can be snapped into the insertion ramp recess 23. Then, the coaxiality of the reducer crankshaft 7 and the rotation center of the stirring device is controlled and adjusted by rotating the adjusting bolt 27. In addition, the embodiment can also provide fixing and supporting properly for the speed reducer which is not provided with a mounting flange.

The rest of the structure and the using method are the same as those of the first, second, third, fourth, fifth, sixth, seventh, eighth or ninth embodiment, and are not described again.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A speed reducer rack is characterized by comprising an upper annular flange, a middle annular hoop frame, a lower annular flange and a supporting structure, wherein the upper annular flange and the lower annular flange are respectively installed and fixed at two ends of the supporting structure, and the middle annular hoop frame is fixed in the middle of the supporting structure; the upper end face of the upper annular flange is provided with a plurality of upper threaded holes, and the lower end face of the lower annular flange is provided with a plurality of lower threaded holes.

2. A reducer housing according to claim 1, wherein: the supporting structure is more than two arc-shaped vertical plates, a dust screen is arranged between the two arc-shaped vertical plates, and the two arc-shaped vertical plates and the dust screen are enclosed to form a cylinder.

3. A reducer housing according to claim 2, wherein: the supporting structure is more than three supporting columns, and each supporting column is enclosed to form a cylinder shape.

4. A reducer housing according to claim 2 or 3, wherein: an accessory mounting plate is arranged in the middle of the side face of the supporting structure, and an accessory mounting threaded hole is formed in the accessory mounting plate.

5. A reducer housing according to claim 2 or 3, wherein: a bearing seat is coaxially installed on the middle annular hoop frame or the lower annular flange, a rotating shaft insertion hole is formed in the middle of the bearing seat, and a rotating shaft pin hole is formed in the side face of the rotating shaft insertion hole.

6. A reducer housing according to claim 5, wherein: the connecting device is characterized by further comprising a transfer shaft, wherein the upper end of the transfer shaft is provided with a shaft body upper connecting flange, the middle part of the transfer shaft is inserted into the rotating shaft insertion hole, the middle part of the transfer shaft is provided with a shaft body pin hole, and pin blocks are arranged in the shaft body pin hole and the rotating shaft pin hole; the lower end of the adapter shaft is provided with an external thread or a shaft body lower part connecting flange.

7. A reducer housing according to claim 6, wherein: the speed reducer coaxiality adjusting device comprises a speed reducer coaxiality adjusting mounting seat, a connecting flange and a mounting seat fixing bolt, wherein the speed reducer coaxiality adjusting mounting seat comprises a connecting flange, a plurality of bolt mounting holes are formed in the upper ring surface of the connecting flange, the number and the positions of the bolt mounting holes correspond to those of upper threaded holes, the mounting seat fixing bolt is mounted in the bolt mounting holes and the upper threaded holes, and the connecting flange and the upper annular flange are fixed together through the mounting seat fixing bolt; the connecting flange comprises a connecting flange body, a connecting flange and a connecting plate, wherein the connecting flange body is provided with a plurality of inner screwing bolt holes on the outer peripheral wall of the connecting flange body, and also comprises more than three groups of right-angled fixing folded plates, screwing bolts and adjusting bolts, the fixing folded plates comprise transverse plates and vertical plates, the vertical plates are sequentially provided with adjusting bolt holes and outer screwing bolt holes from top to bottom, the adjusting bolts are arranged in the adjusting bolt holes, the outer sides of the adjusting bolts are provided with adjusting bolt heads, and the inner sides of the adjusting bolts abut against a speed reducer or a speed reducer flange; and the outer tightening bolt hole and the inner tightening bolt hole are internally provided with tightening bolts.

8. A reducer housing according to claim 7, wherein: the included angle of diaphragm and riser is less than 90 degrees, sets up formula slope shrinkage pool that sinks on the up end of speed reducer flange, the overhanging end of diaphragm can insert in the slope shrinkage pool.