CN212251035U - Waterproof speed reducer - Google Patents
Waterproof speed reducer Download PDFInfo
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- CN212251035U CN212251035U CN202020676636.9U CN202020676636U CN212251035U CN 212251035 U CN212251035 U CN 212251035U CN 202020676636 U CN202020676636 U CN 202020676636U CN 212251035 U CN212251035 U CN 212251035U
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- speed reducer
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Abstract
The utility model discloses a waterproof speed reducer, which comprises a motor, lid behind the sealed fixedly connected with motor of one end of motor, cover behind the motor sealed fixed mounting have the buckler, the sealed fixed mounting of excircle of lid has the fan housing behind the motor, lid behind the sealed fixedly connected with gear box of the other end of motor, the opposite side fixedly connected with tooth shell of lid behind the gear box, the inside upper end of tooth shell is rotated and is provided with the output shaft, the rotor meshing of motor is connected with two driving shaft piece gears that the level set up at the tooth shell lower extreme, the intermediate position meshing of two driving shaft piece gears is connected with the driven shaft piece gear of setting on the output shaft. The utility model discloses a lid all is provided with the sealing washer with the junction of buckler and fan housing behind the motor to remove the ventilation hole of fan housing afterbody, change into the full-sealing by original semi-seal, the junction is scribbled and is all coated sealed glue during the installation, and the protection level is improved to IP66 by IP44, and water-proof effects is better.
Description
Technical Field
The utility model relates to a speed reducer technical field particularly, relates to a waterproof speed reducer.
Background
The speed reducer is generally used for low-rotation-speed and high-torque transmission equipment, the power of a motor is meshed with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer to achieve the purpose of speed reduction, an ordinary speed reducer also has several pairs of gears with the same principle to achieve an ideal speed reduction effect, and the ratio of the number of the teeth of the large gear to the number of the teeth of the small gear is the transmission ratio. In other words, the speed reducer is a power transmission mechanism that obtains a large torque by reducing the number of revolutions of the motor to a desired number of revolutions using a speed converter of a gear.
In the livestock industry, the feed engineering vehicle works outdoors for a long time, and the requirement on the protective performance of the speed reducer is higher. No one of the existing domestic speed reducers is suitable for the special vehicle. The service life of the common speed reducer is no more than one year, the after-sale cost is high, and the maintenance difficulty is large.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof speed reducer to in solving the current internal speed reducer that proposes in the above-mentioned background art, do not have a section suitable this kind of special vehicle to use. The service life of the common speed reducer is no longer than one year, the cost after sale is high, and the maintenance difficulty is large.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof speed reducer, includes the motor, lid behind the sealed fixedly connected with motor of one end of motor, cover behind the motor sealed fixed mounting have the buckler, the sealed fixed mounting of excircle of lid has the fan housing behind the motor, lid behind the sealed fixedly connected with gear box of the other end of motor, the opposite side fixedly connected with tooth shell of lid behind the gear box, the inside upper end of tooth shell is rotated and is provided with the output shaft, the rotor meshing of motor is connected with two driving shaft piece gears that the level set up at the tooth shell lower extreme, the intermediate position meshing of two driving shaft piece gears is connected with the driven shaft piece gear that sets up on the output shaft.
Further, cover behind motor back lid and the gear box and all be provided with the draw-in groove, motor fixed mounting covers behind motor in the draw-in groove of covering behind lid and the gear box to the junction scribbles sealed glue during the installation.
Furthermore, a first sealing ring and a second sealing ring are arranged at the sealing connection position of the motor rear cover and the waterproof cover, and a sealing glue is coated at the connection position during installation.
Furthermore, a third sealing ring is arranged at the sealing connection position of the outer circle of the motor rear cover and the fan cover, sealing glue is coated at the connection position during installation, and a vent hole at the tail part of the fan cover is removed.
Furthermore, bearings are arranged at the rotating connection position of the output shaft and the gear shell, the connection position of the rotor of the motor and the rear cover of the gear box, and the connection position of the two driving shaft sheet gears and the gear shell.
The utility model discloses following beneficial effect has:
(1) the utility model discloses a cover behind motor lid and the gear box and all be provided with the draw-in groove, in the draw-in groove of covering behind motor lid and the gear box, motor fixed mounting to the junction scribbles sealed glue during installation, ensures the waterproof sealing nature at motor both ends.
(2) The sealing connection part of the motor rear cover and the waterproof cover of the utility model is provided with two sealing rings, the sealing connection part of the excircle of the motor rear cover and the fan cover is also provided with a sealing ring, and the ventilation hole at the tail part of the fan cover is removed, and the original semi-sealing is changed into full sealing; when the waterproof cover and the fan cover are installed, the joint is coated with sealant, and the double-sealing waterproof effect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an internal structure of a waterproof speed reducer according to an embodiment of the present invention;
fig. 2 is an external structural schematic diagram of a waterproof speed reducer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a section of a tooth shell of a waterproof speed reducer according to an embodiment of the present invention;
fig. 4 is an enlarged schematic view of the connection positions of the motor rear cover, the motor, the waterproof cover and the fan housing of the waterproof speed reducer according to the embodiment of the present invention.
Reference numerals:
1. a motor; 2. a motor rear cover; 3. a waterproof cover; 4. a fan housing; 5. a gear box rear cover; 6. a gear housing; 7. an output shaft; 8. a rotor; 9. a drive shaft plate gear; 10. a driven shaft plate gear; 11. a card slot; 12. a first seal ring; 13. a second seal ring; 14. and a third sealing ring.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
the first embodiment is as follows:
please refer to fig. 1-3, according to the embodiment of the present invention, a waterproof speed reducer, comprises a motor 1, a rear motor cover 2 fixedly connected to one end of the motor 1, a waterproof cover 3 fixedly connected to the rear motor cover 2, a wind cover 4 fixedly connected to the outer circle of the rear motor cover 2, a rear gear box cover 5 fixedly connected to the other end of the motor 1, a gear box 6 fixedly connected to the other end of the rear gear box cover 5, an output shaft 7 rotatably arranged on the upper end of the inner part of the gear box 6, two driving shaft sheet gears 9 horizontally arranged at the lower end of the gear box 6 engaged with each other, and a driven shaft sheet gear 10 arranged on the output shaft 7 engaged with the intermediate position of the two driving shaft sheet gears 9.
Through the technical scheme of the utility model, the double driving shaft piece gears 9 arranged at the lower end of the gear shell 6 are axially arranged along the output shaft 7, so that the purpose of radial force generated by torque transmission through the shaft is achieved, the whole machine is more compact, and meanwhile, the parallel output of the gear box and the motor 1 can be completed in the inner space; lid 2 and gear box after motor 1 and the motor after-cover 5 are sealing connection, and are provided with buckler 3 behind the motor on the lid 2, sealed effectual, can reach the speed reducer in open air service condition, avoid the speed reducer to lead to the speed reducer to damage because of the abominable weather conditions such as rainwater, fog.
Example two:
referring to fig. 4, the motor rear cover 2 and the gear box rear cover 5 are both provided with a clamping groove 11, the motor 1 is fixedly installed in the clamping grooves 11 on the motor rear cover 2 and the gear box rear cover 5, and a joint is coated with a sealant during installation; a first sealing ring 12 and a second sealing ring 13 are arranged at the sealing connection position of the motor rear cover 2 and the waterproof cover 3, and sealing glue is coated at the connection position during installation; and a third sealing ring 14 is arranged at the sealing connection part of the outer circle of the motor rear cover 2 and the fan cover 4, sealant is coated at the connection part during installation, and a vent hole at the tail part of the fan cover 4 is removed.
Through the scheme of the utility model, the motor 1 is arranged in the clamping groove 11 on the motor rear cover 2 and the gear box rear cover 5 by the sealant, and is more sealed and firm; meanwhile, the sealing rings arranged on the motor rear cover 2, the waterproof cover 3 and the fan cover 4 and the sealant smeared during installation are completely solidified after 24 hours, the double sealing effect is more remarkable, and the risk of water inflow of the speed reducer can be avoided.
Example three:
specifically, bearings are arranged at the rotating connection position of the output shaft 7 and the gear shell 6, the connection position of the rotor 8 of the motor 1, the motor rear cover 2 and the gear box rear cover 5, and the connection position of the two driving shaft piece gears 9 and the gear shell 6.
Through the above technical scheme of the utility model, the bearing makes the rotor 8 of motor 1, two driving shaft piece gears 9 and output shaft 7's rotation more smooth and easy, and the transmission effect is better.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In practical application, a rotor 8 of the motor 1 transmits radial force generated by torque to an output shaft 7 through a gear set formed by two driving shaft plate gears 9 which are arranged in parallel and have larger radius, so that the running of the speed reducing motor is realized; motor 1 fixed mounting still is provided with buckler 3 and fan housing 4 behind the motor in the draw-in groove 11 on lid 5 behind lid 2 and the gear box behind the motor, and lid 2 is provided with the sealing washer with buckler 3 and fan housing 4's erection joint department behind the motor, and simultaneously, foretell junction all scribbles sealed glue when the installation, double sealing, the protection level of speed reducer has been improved, improve to IP66 by original IP44, stop the risk that the speed reducer intakes, reach the speed reducer at open air service condition, avoid the speed reducer because the rainwater, bad weather conditions such as fog lead to the speed reducer to damage.
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 (5)
1. The utility model provides a waterproof speed reducer, includes motor (1), its characterized in that: lid (2) behind the sealed fixedly connected with motor of one end of motor (1), sealed fixed mounting has buckler (3) on lid (2) behind the motor, the sealed fixed mounting of excircle of lid (2) has fan housing (4) behind the motor, lid (5) behind the sealed fixedly connected with gear box of the other end of motor (1), opposite side fixedly connected with tooth shell (6) of lid (5) behind the gear box, the inside upper end of tooth shell (6) is rotated and is provided with output shaft (7), rotor (8) meshing of motor (1) is connected with two driving shaft piece gears (9) that the level set up at tooth shell (6) lower extreme, the intermediate position meshing of two driving shaft piece gears (9) is connected with driven shaft piece gear (10) that set up on output shaft (7).
2. The waterproof speed reducer of claim 1, wherein: lid (2) and gear box back cover behind the motor all are provided with draw-in groove (11) on (5), motor (1) fixed mounting is in draw-in groove (11) on lid (2) and gear box back cover (5) behind the motor to the junction scribbles sealed glue during the installation.
3. The waterproof speed reducer of claim 1, wherein: the sealing connection part of the motor rear cover (2) and the waterproof cover (3) is provided with a first sealing ring (12) and a second sealing ring (13), and the connection part is coated with a sealing glue during installation.
4. The waterproof speed reducer of claim 1, wherein: and a third sealing ring (14) is arranged at the sealing connection part of the outer circle of the motor rear cover (2) and the fan cover (4), and a sealing glue is coated at the connection part during installation.
5. The waterproof speed reducer of claim 1, wherein: and bearings are arranged at the rotating connection part of the output shaft (7) and the gear shell (6), the connection part of the rotor (8) of the motor (1) and the motor rear cover (2) and the gear box rear cover (5), and the connection part of the two driving shaft sheet gears (9) and the gear shell (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020676636.9U CN212251035U (en) | 2020-04-28 | 2020-04-28 | Waterproof speed reducer |
Applications Claiming Priority (1)
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CN202020676636.9U CN212251035U (en) | 2020-04-28 | 2020-04-28 | Waterproof speed reducer |
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CN212251035U true CN212251035U (en) | 2020-12-29 |
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CN202020676636.9U Active CN212251035U (en) | 2020-04-28 | 2020-04-28 | Waterproof speed reducer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113178985A (en) * | 2021-04-29 | 2021-07-27 | 安徽皖南新维电机有限公司 | Driving motor for high-service-quality new-energy aerial work vehicle |
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2020
- 2020-04-28 CN CN202020676636.9U patent/CN212251035U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113178985A (en) * | 2021-04-29 | 2021-07-27 | 安徽皖南新维电机有限公司 | Driving motor for high-service-quality new-energy aerial work vehicle |
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