CN211574223U - Spiral bevel gear speed reducer for hoisting device - Google Patents
Spiral bevel gear speed reducer for hoisting device Download PDFInfo
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- CN211574223U CN211574223U CN201922226977.6U CN201922226977U CN211574223U CN 211574223 U CN211574223 U CN 211574223U CN 201922226977 U CN201922226977 U CN 201922226977U CN 211574223 U CN211574223 U CN 211574223U
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- bevel gear
- spiral bevel
- fixedly connected
- output shaft
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of gear reducer technology, in particular to a spiral bevel gear reducer for hoisting device, which comprises a machine body, a motor is fixedly connected on the right side of the machine body and above the center of the machine body, a driving gear is fixedly connected on the output shaft of the motor and in the machine body, a reduction groove is correspondingly arranged in the machine body and at the position of the driving gear, a baffle is fixedly connected in the reduction groove and at the left side of the driving gear, a circular groove is arranged on the baffle and below the driving gear, a right bearing is fixedly connected in the circular groove, a transmission shaft is connected in the right bearing, a driven gear is fixedly connected on the transmission shaft and below the driving gear, and when the current spiral bevel gear reducer is used, the motor stops rotating through arranging a rotating speed sensor, a pressing plate, an electromagnet and an output shaft, the spiral bevel gear easily drives the linked rotating shaft to rotate, so that the rotating shaft is reversed or smooth.
Description
Technical Field
The utility model discloses gear reducer technical field specifically is a spiral bevel gear speed reducer for hoisting apparatus.
Background
The main speed change gear of the spiral bevel gear reducer is made of Gleason hypoid gear, has a hard tooth surface, is high in bearing capacity, low in noise, long in service life and high in efficiency, and is suitable for industries such as machinery, chemical engineering, medicine, food, petroleum, environmental protection, road construction engineering, nonferrous metals and the like.
When the existing spiral bevel gear speed reducer is used, when a motor stops rotating, the spiral bevel gear easily drives a rotating shaft linked with the spiral bevel gear to rotate, so that the rotating shaft is inverted or smoothed, and therefore the problem needs to be improved by the spiral bevel gear speed reducer for the hoisting device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a spiral bevel gear speed reducer for hoisting apparatus to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a spiral bevel gear reducer for a hoisting device comprises a machine body, wherein a motor is fixedly connected to the right side of the machine body and above the center of the machine body, a driving gear is fixedly connected to an output shaft of the motor and located in the machine body, a reduction groove is correspondingly formed in the machine body and located at the position of the driving gear, a partition plate is fixedly connected to the left side of the driving gear and located in the reduction groove, a circular groove is formed in the partition plate and located below the driving gear, a right bearing is fixedly connected to the circular groove, a transmission shaft is connected to the right bearing, a driven gear is fixedly connected to the transmission shaft and located right below the driving gear, a right spiral bevel gear is fixedly connected to the transmission shaft and located at the left side of the partition plate, an output shaft is arranged in the reduction groove and located at the left side of the right spiral bevel gear, and a left spiral bevel gear, the front and the back of deceleration tank and output shaft position department all correspond and have seted up the round hole, it has left bearing to just be located the round hole in-connection on the output shaft, the front and the output shaft position department fixedly connected with end cover of organism, the both sides of round groove just keep away from left bearing position department and all set up flutedly, the recess in-connection has the pole, just be located the round hole fixedly connected with clamp plate on the pole, just be close to output shaft position department fixedly connected with electro-magnet in the clamp plate, just be located the round hole on the pole fixedly connected with spring, just be located the output shaft of motor under the fixedly connected with speed sensor in the organism.
Preferably, the connection mode of the rotating speed sensor and the electromagnet is electric connection, the spring is connected with the round hole, and the connection mode of the left bearing is fixedly connected with the round hole.
Preferably, the number of teeth of the driving gear is far less than that of the driven gear, and the number of teeth of the right spiral bevel gear is far less than that of the left spiral bevel gear.
Preferably, the transmission shaft and the right bearing are connected in a rotating mode, the output shaft and the left bearing are connected in a rotating mode, the driving gear is connected with the driven gear, and the left spiral bevel gear is connected with the right spiral bevel gear in a meshing mode.
Preferably, the pressing plate is made of rubber, and the shape of the pressing plate is matched with that of the output shaft.
Preferably, one side of the pressure plate, which is close to the output shaft, is subjected to sanding treatment, and the round rod is connected with the groove in a sliding manner.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up speed sensor, the clamp plate, the electro-magnet, the output shaft, when output shaft stall, the rotational speed that speed sensor recorded is zero, speed sensor can start the electro-magnet, the electro-magnet can be inhaled the clamp plate on the output shaft, the output shaft is cliied by the clamp plate, can not rotate, has solved present spiral bevel gear speed reducer when using, when motor stall, spiral bevel gear drives the pivot rotation of its linkage easily and causes the pivot to take place to overturn or the problem of following the smooth phenomenon.
2. The utility model discloses in, through setting up the spring, the clamp plate, when the motor starts, the electro-magnet can be closed to the controller of motor, and the spring can stimulate clamp plate antiport, makes clamp plate and output shaft break away from the contact, prevents that the clamp plate from hindering the normal rotation of output shaft.
3. The utility model discloses in, through setting up speed sensor, through the rotation condition of measuring the output shaft that speed sensor can be timely, reaction rate is very fast.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a top cross-sectional view of the driven gear of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.
In the figure: 1-machine body, 2-motor, 3-driving gear, 4-reduction groove, 5-clapboard, 6-circular groove, 7-right bearing, 8-transmission shaft, 9-driven gear, 10-right spiral bevel gear, 11-output shaft, 12-left spiral bevel gear, 13-circular hole, 14-left bearing, 15-end cover, 16-groove, 17-circular rod, 18-pressing plate, 19-electromagnet, 20-spring and 21-speed sensor.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a spiral bevel gear speed reducer for a hoisting device comprises a machine body 1, a motor 2 is fixedly connected to the right side of the machine body 1 and above the center of the machine body 1, a driving gear 3 is fixedly connected to the output shaft of the motor 2 and positioned in the machine body 1, a reduction groove 4 is correspondingly formed in the machine body 1 and positioned at the position of the driving gear 3, a baffle plate 5 is fixedly connected to the left side of the driving gear 3 and positioned in the reduction groove 4, a circular groove 6 is formed in the baffle plate 5 and positioned below the driving gear 3, a right bearing 7 is fixedly connected to the circular groove 6, a transmission shaft 8 is connected to the right bearing 7, a driven gear 9 is fixedly connected to the transmission shaft 8 and positioned right below the driving gear 3, a right spiral bevel gear 10 is fixedly connected to the transmission shaft 8 and positioned at the left side of the baffle plate 5, the number of teeth of the driving gear 3 is far smaller than that of the driven, an output shaft 11 is arranged in the decelerating groove 4 and positioned at the left side of the right spiral bevel gear 10, a left spiral bevel gear 12 is arranged on the output shaft 11 and positioned at the back side of the right spiral bevel gear 10, a transmission shaft 8 and a right bearing 7 are arranged, the output shaft 11 and the left bearing 14 are connected in a rotating way, a driving gear 3 and a driven gear 9 are arranged, the left spiral bevel gear 12 and the right spiral bevel gear 10 are connected in a meshing way, round holes 13 are correspondingly arranged on the front side and the back side of the decelerating groove 4 and at the position of the output shaft 11, a left bearing 14 is connected on the output shaft 11 and positioned in the round hole 13, an end cover 15 is fixedly connected on the front side of the machine body 1 and at the position of the output shaft 11, grooves 16 are respectively arranged on the two sides of the round holes 13 and at the position far away from the left bearing 14, a round rod 17 is connected in the grooves 16, a pressing plate 18 is fixedly, one side of the pressing plate 18 close to the output shaft 11 is subjected to frosting treatment, the connection mode of the round rod 17 and the groove 16 is sliding connection, the friction coefficient between the frosted pressing plate 18 and the output shaft 11 is large, the pressing plate 18 is internally provided with an electromagnet 19 which is fixedly connected with the position of the output shaft 11, the round rod 17 is internally provided with a spring 20 which is fixedly connected with the round hole 13, the machine body 1 is internally provided with a rotating speed sensor 21 which is fixedly connected with the lower part of the output shaft of the motor 2, the connection mode of the rotating speed sensor 21 and the electromagnet 19 is electric connection, the spring 20 and the round hole 13, and the connection mode of the left bearing 14 and the round hole.
The utility model discloses work flow: when the motor 2 is started, the controller of the motor 2 closes the electromagnet 19, the electromagnet 19 does not suck the output shaft 11 any more, the spring 20 pulls the pressing plate 18 to move outwards, the pressing plate 18 is separated from the output shaft 11, and the pressing plate 11 does not hinder the normal rotation of the output shaft 11.
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 (6)
1. The utility model provides a spiral bevel gear speed reducer for hoisting apparatus, includes organism (1), its characterized in that: a motor (2) is fixedly connected to the right side of the machine body (1) and above the center of the machine body (1), a driving gear (3) is fixedly connected to the output shaft of the motor (2) and located in the machine body (1), a reduction groove (4) is correspondingly formed in the machine body (1) and located at the position of the driving gear (3), a partition plate (5) is fixedly connected to the left side of the driving gear (3) and located in the reduction groove (4), a circular groove (6) is formed in the partition plate (5) and located below the driving gear (3), a right bearing (7) is fixedly connected to the inside of the circular groove (6), a transmission shaft (8) is connected to the inside of the right bearing (7), a driven gear (9) is fixedly connected to the transmission shaft (8) and located under the driving gear (3), and a right spiral bevel gear (10) is fixedly connected to the left side of the partition plate (5) and located on the, an output shaft (11) is arranged in the decelerating groove (4) and on the left side of the right spiral bevel gear (10), a left spiral bevel gear (12) is arranged on the output shaft (11) and on the back side of the right spiral bevel gear (10), round holes (13) are correspondingly formed in the front side and the back side of the decelerating groove (4) and in the position of the output shaft (11), a left bearing (14) is connected to the output shaft (11) and in the round holes (13), an end cover (15) is fixedly connected to the front side of the machine body (1) and in the position of the output shaft (11), grooves (16) are formed in the positions of the two sides of the round holes (13) far away from the left bearing (14), round rods (17) are connected to the grooves (16), a pressing plate (18) is fixedly connected to the round rods (17) and in the round holes (13), and an electromagnet (19) is fixedly connected to the position of the pressing plate (18), the motor is characterized in that a spring (20) is fixedly connected to the round rod (17) and located in the round hole (13), and a rotating speed sensor (21) is fixedly connected to the interior of the machine body (1) and located under an output shaft of the motor (2).
2. The spiral bevel gear reducer for a hoisting device according to claim 1, wherein: the rotating speed sensor (21) and the electromagnet (19) are electrically connected, the spring (20) and the round hole (13) are connected, and the left bearing (14) and the round hole (13) are fixedly connected.
3. The spiral bevel gear reducer for a hoisting device according to claim 1, wherein: the number of teeth of the driving gear (3) is far smaller than that of the driven gear (9) and the number of teeth of the right spiral bevel gear (10) is far smaller than that of the left spiral bevel gear (12).
4. The spiral bevel gear reducer for a hoisting device according to claim 1, wherein: the transmission shaft (8) is connected with the right bearing (7), the output shaft (11) is connected with the left bearing (14) in a rotating mode, the driving gear (3) is connected with the driven gear (9), and the left spiral bevel gear (12) is connected with the right spiral bevel gear (10) in a meshing mode.
5. The spiral bevel gear reducer for a hoisting device according to claim 1, wherein: the pressing plate (18) is made of rubber, and the shape of the pressing plate (18) is matched with that of the output shaft (11).
6. The spiral bevel gear reducer for a hoisting device according to claim 1, wherein: one side of the pressing plate (18) close to the output shaft (11) is subjected to frosting treatment, and the round rod (17) is connected with the groove (16) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922226977.6U CN211574223U (en) | 2019-12-11 | 2019-12-11 | Spiral bevel gear speed reducer for hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922226977.6U CN211574223U (en) | 2019-12-11 | 2019-12-11 | Spiral bevel gear speed reducer for hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211574223U true CN211574223U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922226977.6U Active CN211574223U (en) | 2019-12-11 | 2019-12-11 | Spiral bevel gear speed reducer for hoisting device |
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| Country | Link |
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| CN (1) | CN211574223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460233A (en) * | 2020-11-24 | 2021-03-09 | 中广核检测技术有限公司 | Large-torque output mechanism with compact structure |
-
2019
- 2019-12-11 CN CN201922226977.6U patent/CN211574223U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460233A (en) * | 2020-11-24 | 2021-03-09 | 中广核检测技术有限公司 | Large-torque output mechanism with compact structure |
| CN112460233B (en) * | 2020-11-24 | 2022-03-01 | 中广核检测技术有限公司 | Large-torque output mechanism with compact structure |
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Effective date of registration: 20240522 Address after: Room 604, Mianwu Apartment, No. 71 Jianshe North Street, Chang'an District, Shijiazhuang City, Hebei Province, 050000 Patentee after: Hebei Chizhong Electromechanical Equipment Co.,Ltd. Country or region after: China Address before: No. 10, Gaodunba Lane, Yunxing Zhukeng Village, Shiqiao Street, Panyu District, Guangzhou, Guangdong 510000 Patentee before: Guangzhou minkong Automation Technology Co.,Ltd. Country or region before: China |