CN214946261U

CN214946261U - Speed reducer convenient to dismouting is maintained

Info

Publication number: CN214946261U
Application number: CN202121513320.9U
Authority: CN
Inventors: 钟冬刚; 毛绍青
Original assignee: Boon Siyuan Tianjin Technology Co ltd
Current assignee: Boon Siyuan Tianjin Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-30
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a speed reducer convenient to dismouting is maintained, including first casing and second casing, equal fixedly connected with fixed limit on the one end side that first casing and second casing are close to each other, the second casing is close to the side fixedly connected with guide ring of first casing, guide ring threaded connection is in first casing, the solid fixed ring of guide ring tip fixedly connected with, gu be provided with the second through-hole on the fixed ring, be provided with first through-hole on the first casing lateral wall, first through-hole internalization joint has the inserted bar. This kind of speed reducer convenient to dismouting is maintained is in the same place first casing and second casing fixed connection through fixed limit, and fixing bolt fixes fixed limit, makes things convenient for the dismouting, need not professional instrument, improves dismouting efficiency, through the inside threaded connection of guide ring and first casing, further carries on spacingly to first casing and second casing, simplifies installation steps.

Description

Speed reducer convenient to dismouting is maintained

Technical Field

The utility model relates to a speed reducer technical field specifically is speed reducer of dismouting maintenance for being convenient for.

Background

The speed reducer is often used between original driving part and the working machine, play speed reduction drive's effect, speed reducer commonly used at present is protected in the decelerator outside by rigid housing, utilize the bolt to carry out fixed connection, but because speed reducer during operation temperature is high, the rotational speed is fast, often breaks down, when breaking down, need dismantle the outside casing of speed reducer, overhaul the maintenance side and can normally work, when dismouting speed reducer shell, need utilize professional instrument to dismantle a large amount of bolts, complex operation, influence work efficiency. Therefore, the speed reducer convenient to disassemble, assemble and maintain is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speed reducer convenient to dismouting is maintained to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the speed reducer convenient to disassemble, assemble and maintain comprises a first shell and a second shell, wherein fixing edges are fixedly connected to the side surfaces of the ends, close to each other, of the first shell and the second shell, bolt holes are formed in the fixing edges, fixing bolts are connected with the bolt holes in an internal thread manner, butterfly nuts are connected with the fixing bolts in a threaded manner, an input shaft is arranged on the first shell in a penetrating manner, an output shaft is arranged on the second shell in a penetrating manner, a speed reducing device is arranged between the input shaft and the output shaft, a guide ring is fixedly connected to the side edge, close to the first shell, of the second shell in a fixed manner, the guide ring is connected into the first shell in a threaded manner, a fixing ring is fixedly connected to the end part of the guide ring, a second through hole is formed in the fixing ring, a first through hole is formed in the side wall of the first shell, an insert rod is movably clamped in the first through hole, and the end part of the insert rod is movably clamped in the second through hole, the upper end of the inserted bar is fixedly connected with a pulling plate, and a spring is arranged between the bottom end of the pulling plate and the outer wall of the first shell.

Preferably, the outer wall of the guide ring is provided with an external thread, the inner wall of the first shell, which is close to the second shell, is provided with an internal thread, and the external thread and the internal thread are matched with each other.

Preferably, the bottom end of the inserted bar is fixedly connected with an elastic limiting plate, and the radius of the elastic limiting plate is larger than that of the second through hole.

Preferably, be provided with the spacing groove on the first through-hole inner wall, fixedly connected with stopper on the inserted bar lateral wall, stopper activity joint is at the spacing inslot.

Preferably, a sealing ring is arranged on the inner wall of the first shell at the first through hole.

Compared with the prior art, the beneficial effects of the utility model are that: the speed reducer convenient to disassemble, assemble and maintain is characterized in that a first shell and a second shell are fixedly connected together through a fixing edge, the fixing bolt is fixed on the fixing edge, a butterfly nut is used for limiting the fixing bolt, the butterfly nut is convenient to disassemble and assemble, a professional tool is not needed, the disassembling and assembling efficiency is improved, the first shell and the second shell are further limited through a guide ring and the internal threaded connection of the first shell, the first shell and the second shell are prevented from being separated from each other, the guide ring and the first shell are tightly connected together through the arrangement of an insertion rod and a fixing ring, the guide ring and the threaded connection of the first shell are prevented from being misplaced or falling off, the installation steps are simplified, the speed reducer is convenient to disassemble and replace, and the efficiency is improved.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 1.

In the figure: the clamping device comprises a first shell 1, a second shell 2, a fixing edge 3, a bolt hole 4, a fixing bolt 5, a butterfly nut 6, an input shaft 7, an output shaft 8, a speed reducer 9, a guide ring 10, an external thread 11, an internal thread 12, a fixing ring 13, a first through hole 14, an inserted bar 15, a second through hole 16, an elastic limiting plate 17, a pulling plate 18, a spring 19, a limiting groove 20, a limiting block 21 and a sealing ring 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the speed reducer convenient to disassemble, assemble and maintain comprises a first shell 1 and a second shell 2, wherein the side surfaces of the mutually close ends of the first shell 1 and the second shell 2 are fixedly connected with fixing edges 3, bolt holes 4 are arranged on the fixing edges 3, fixing bolts 5 are connected with the bolt holes 4 in an internal thread manner, butterfly nuts 6 are connected with the fixing bolts 5 in a threaded manner, the side surfaces of the first shell 1 can be fixedly connected with the side surfaces of a motor, when the speed reducer is installed, the fixing edges 3 on the second shell 2 are aligned with the fixing edges 3 on the side surfaces of the first shell 1, so that the bolt holes 4 on the two fixing edges 3 are arranged in a one-to-one correspondence manner, the fixing bolts 5 are screwed into the bolt holes 4 in a threaded manner, the fixing bolts 5 simultaneously penetrate through the bolt holes 4 on the first shell 1 and the second shell 2, the butterfly nuts 6 are used for limiting the fixing bolts 5, the butterfly nuts 6 are convenient for operators to operate and do not need to use special tools, when the butterfly nut 6 and the fixing bolt 5 are disassembled, the butterfly nut 6 and the fixing bolt 5 are only required to be separated from the bolt hole 4, so that the disassembly can be completed, and the operation is convenient and fast;

an input shaft 7 penetrates through the first shell 1, an output shaft 8 penetrates through the second shell 2, a speed reduction device 9 is arranged between the input shaft 7 and the output shaft 8, and the input shaft 7 on the motor is output through the output shaft 8 after being reduced by the speed reduction device 9, so that the speed reduction purpose is completed;

when the first shell 1 and the second shell 2 are connected together, firstly screwing the guide ring 10 into the first shell 1 until the bolt holes 4 on the two fixed edges 3 are arranged in a one-to-one correspondence manner, and fixing the guide ring 10 is completed, so that the first shell 1 and the second shell 2 can be connected more tightly;

fixed ring 13 of guide ring 10 tip fixedly connected with, be provided with second through-hole 16 on fixed ring 13, be provided with first through-hole 14 on the 1 lateral wall of first casing, first through-hole 14 internalization joint has inserted bar 15, inserted bar 15 tip activity joint is in second through-hole 16, be connected with arm-tie 18 on the inserted bar 15, be provided with spring 19 between 18 bottom of arm-tie and the 1 outer wall of first casing, when threaded connection guide ring 10, utilize arm-tie 18 to upwards pull up inserted bar 15, after guide ring 10 screws into first casing 1 completely, loosen arm-tie 18, under spring 19's elastic force effect, inserted bar 15 downstream, until the 15 tip of inserted bar runs through second through-hole 16 on fixed ring 13, carry out spacingly through inserted bar 15 to guide ring 10, avoid because rock and lead to threaded connection not hard up, guarantee that first casing 1 and second casing 2 are connected closely.

When the device is used, the pull plate 18 is utilized to pull up the inserting rod 15, the guide ring 10 is screwed into the first shell 1 until the bolt holes 4 on the two fixing edges 3 are arranged in a one-to-one correspondence manner, the pull plate 18 is loosened, the inserting rod 15 moves downwards under the action of the elastic force of the spring 19 until the end part of the inserting rod 15 penetrates through the second through hole 16 on the fixing ring 13, the guide ring 10 is limited by the inserting rod 15, the phenomenon that the threaded connection is loosened due to shaking is avoided, the fixing bolt 5 is screwed into the bolt hole 4 in a threaded manner, so that the fixing bolt 5 simultaneously penetrates through the bolt holes 4 on the first shell 1 and the second shell 2, the fixing bolt 5 is limited by the butterfly nut 6, the butterfly nut 6 is convenient for a worker to operate, a special tool is not needed, when the device is disassembled, the butterfly nut 6 and the fixing bolt 5 are separated from the bolt hole 4, the guide ring 10 is screwed out of the first shell 1, can finish the disassembly and is convenient and fast to operate.

Further, be provided with external screw thread 11 on the guide ring 10 outer wall, be provided with internal thread 12 on first casing 1 is close to the inner wall of second casing 2, and external screw thread 11 and internal thread 12 set up with mutually supporting, and external screw thread 11 and internal thread 12 mutually support, realize guide ring 10 and first casing 1's threaded connection.

Further, 15 bottom fixedly connected with elasticity limiting plate 17 of inserted bar, the radius of elasticity limiting plate 17 is greater than the radius of second through-hole 16, and elasticity limiting plate 17 can be the rubber slab, and when 15 inserted the second through-hole 16 at inserted bar, elasticity limiting plate 17 is collapsible, pegs graft into second through-hole 16 bottom with elasticity limiting plate 17, and elasticity limiting plate 17 resets, avoids inserted bar 15 to break away from in the second through-hole 16.

Further, be provided with spacing groove 20 on the 14 inner walls of first through-hole, fixedly connected with stopper 21 on the 15 lateral walls of inserted bar, stopper 21 activity joint is in spacing groove 20, and spacing groove 20 and stopper 21 mutually support, play the spacing effect of direction to the removal of inserted bar 15.

Furthermore, a sealing ring 22 is disposed on the inner wall of the first casing 1 at the first through hole 14, and the sealing ring 22 ensures the sealing between the first casing 1 and the second casing 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Speed reducer convenient to dismouting is maintained, including first casing (1) and second casing (2), its characterized in that: the side face of one end, close to each other, of the first shell (1) and the second shell (2) is fixedly connected with a fixing edge (3), a bolt hole (4) is formed in the fixing edge (3), a fixing bolt (5) is connected with the bolt hole (4) in an internal thread manner, a butterfly nut (6) is connected with the fixing bolt (5) in a threaded manner, an input shaft (7) penetrates through the first shell (1), an output shaft (8) penetrates through the second shell (2), a speed reducer (9) is arranged between the input shaft (7) and the output shaft (8), a guide ring (10) is fixedly connected to the side edge, close to the first shell (1), of the second shell (2), the guide ring (10) is connected in the first shell (1) in a threaded manner, a fixing ring (13) is fixedly connected to the end portion of the guide ring (10), and a second through hole (16) is formed in the fixing ring (13), be provided with first through-hole (14) on first casing (1) lateral wall, the activity joint has inserted bar (15) in first through-hole (14), inserted bar (15) tip activity joint is in second through-hole (16), inserted bar (15) upper end fixedly connected with arm-tie (18), be provided with spring (19) between arm-tie (18) bottom and first casing (1) outer wall.

2. A reducer convenient to disassemble, assemble and maintain according to claim 1, characterized in that: be provided with external screw thread (11) on guide ring (10) outer wall, be provided with on the inner wall that first casing (1) is close to second casing (2) internal thread (12), external screw thread (11) and internal thread (12) set up in coordination each other.

3. A reducer convenient to disassemble, assemble and maintain according to claim 1, characterized in that: the bottom end of the inserted bar (15) is fixedly connected with an elastic limiting plate (17), and the radius of the elastic limiting plate (17) is larger than that of the second through hole (16).

4. A reducer convenient to disassemble, assemble and maintain according to claim 1, characterized in that: be provided with spacing groove (20) on first through-hole (14) inner wall, fixedly connected with stopper (21) on inserted bar (15) lateral wall, stopper (21) activity joint is in spacing groove (20).

5. A reducer convenient to disassemble, assemble and maintain according to claim 1, characterized in that: and a sealing ring (22) is arranged on the inner wall of the first shell (1) at the position of the first through hole (14).