CN211343965U

CN211343965U - Waterproof speed reducer

Info

Publication number: CN211343965U
Application number: CN201922044606.6U
Authority: CN
Inventors: 曾广西
Original assignee: Guangzhou Haitec Transmission Equipment Co ltd
Current assignee: Guangdong Furong Transmission Technology Co.,Ltd.
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-08-25
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a waterproof speed reducer, including base, drive mechanism, fixed plate, rain-proof device and motor, the lower part of base is solid dull and stereotyped, and dull and stereotyped upper surface left and right sides is provided with the ascending U-shaped groove of opening, and the through-hole has been seted up in dull and stereotyped upper surface four corners, and the top fixed mounting of base has the speed reducer shell, drive mechanism sets up in the inside of speed reducer shell, the lower terminal surface fixed connection base of fixed plate's lower part dull and stereotyped upper surface, and the up end of fixed plate and the front side surface lower part swing joint of motor, rain-proof device fixed mounting is in the surface upside of speed reducer shell; a motor: the motor is fixedly arranged on the right side of the shell of the speed reducer, and an output shaft of the motor is fixedly connected with an input shaft in the transmission mechanism; simple structure, the design is compact, and the simple installation can reach water-proof effects.

Description

Waterproof speed reducer

Technical Field

The utility model relates to a speed reducer technical field specifically is a waterproof speed reducer.

Background

The speed reducer is a power transmission mechanism that obtains a large torque by reducing the number of revolutions of a motor to a desired number of revolutions using a speed converter of a gear. The application range of speed reducer in the mechanism that is arranged in transmission power and motion at present is fairly extensive, because the complex condition of equipment service environment, has corresponding speed reducer of many situations under the needs to have waterproof function, but the leakproofness of the outside casing of current speed reducer decelerator reduction gear is relatively poor, and speed reducer and motor junction gap are too big to cause the speed reducer easily to take place accidents such as intaking when using under adverse circumstances, and then lead to the damage of speed reducer.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a waterproof speed reducer, simple structure, the design is compact, and the simple installation increases to have the device to each junction gap manger plate, can reach water-proof effects, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof speed reducer, includes base, drive mechanism, fixed plate, rain blocking device and motor, the lower part of base is solid dull and stereotyped, and dull and stereotyped upper surface left and right sides is provided with the ascending U-shaped groove of opening, and the through-hole has been seted up in dull and stereotyped upper surface four corners, and the top fixed mounting of base has the speed reducer shell, drive mechanism sets up in the inside of speed reducer shell, the dull and stereotyped upper surface of lower extreme fixed surface of fixed plate fixed connection base, and the front side outer surface lower part swing joint of up end of fixed plate and motor, rain blocking device fixed mounting is in the surface upside of speed reducer shell, motor fixed mounting is on the right side of speed reducer shell, and the output shaft fixed connection in output shaft and the drive mechanism of motor, and the motor passes through the.

Furthermore, the speed reducer shell comprises a front shell, a middle shell and a rear shell, the middle shell is a hollow cylindrical barrel, the front side and the rear side of the lower portion of the outer ring surface of the middle shell are fixedly installed on the inner groove surfaces of the two U-shaped grooves in the upper portion of the base, the front shell and the rear shell are bowl-shaped shells with communicated front and rear surfaces, and the front shell and the rear shell are respectively and fixedly installed on the ring surfaces of the front side and the rear side of the middle shell through bolts. The speed reducer shell plays a protective role in all parts in the speed reducer, and meanwhile, the speed reducer shell can stabilize the operation of all parts in the speed reducer.

Furthermore, the transmission mechanism comprises an input shaft, two connecting plates, an auxiliary gear, a linkage shaft, a gear and an output shaft, wherein the two connecting plates are fixedly arranged at the front side and the rear side of the inner part of the middle shell respectively, the middle parts of the two connecting plates are respectively provided with an opening corresponding to the through holes of the front shell and the rear shell, one end of the input shaft is fixedly connected with the output shaft of the motor, the other end of the input shaft penetrates through the through hole of the rear shell and the opening of the connecting plate at the rear side and extends into the inner part of the middle shell, one end of the output shaft is arranged in the inner part of the middle shell, the other end of the output shaft penetrates through the opening of the connecting plate at the front side and the through hole of the front shell and extends to the front side of the front shell, the two ends of the linkage shaft are respectively and rotatably connected to the opposite side surfaces of the two, and the latch of the auxiliary gear is meshed with the latch on the surface of the front end of the input shaft, the gear is fixedly arranged at the rear end of the output shaft, and the latch of the gear is meshed with the latch on the surface of the front end of the linkage shaft.

Furthermore, the sealing device also comprises two sealing gaskets, wherein the two sealing gaskets are fixedly arranged at the joint of the front shell, the rear shell and the middle shell respectively. The sealing gaskets arranged at the joints of the front shell, the rear shell and the middle shell can reduce the gaps of the joints, so that the sealing performance of the shell of the speed reducer is enhanced, and the waterproof performance of the speed reducer is better.

The rubber ring is fixedly arranged in an opening on the front surface of the front shell, an inner ring surface of the rubber ring is fixedly connected with an outer ring surface of a fixing ring of the bearing, and an inner ring surface of a rotating ring of the bearing is fixedly connected with an outer ring surface of the output shaft. The rubber ring on the outer side of the bearing connected with the output shaft of the speed reducer can reduce the gap at the position of the output shaft of the speed reducer, thereby enhancing the sealing property of the shell of the speed reducer and leading the waterproof performance of the speed reducer to be better.

Furthermore, the rain blocking device comprises a rain blocking plate, a clamping block and two connecting buckles, the middle of the rain blocking plate is sunken, the sunken position of the rain blocking plate is movably mounted in the middle of the upper side of the outer ring surface of the middle shell, the clamping block is movably mounted in the middle of the lower side of the outer ring surface of the middle shell, two end surfaces of the clamping block correspond to the lower surface of the sunken position of the middle of the rain blocking plate, the two connecting buckles are arranged, the inner side surfaces of the lower parts of the two connecting buckles are fixedly connected with two ends of the outer ring surface of the clamping block respectively, and the inner side surfaces of the upper parts of the two connecting buckles are movably connected with the middle sunken outer ring surface. The two ends of the rain baffle plate arranged on the reducer shell extend to cover the upper sides of the gaps of the connecting positions of the reducer shell, so that the sealing gasket is prevented from being aged due to the fact that rainwater erodes the sealing gasket for a long time, and the situation that the waterproof performance of the reducer is reduced when the reducer is used for a long time is avoided.

Furthermore, the special-shaped iron ring for the three-quarter circle waterproof case further comprises a waterproof case and through holes, the waterproof case is a three-quarter circle special-shaped iron ring, the front side face of the waterproof case is provided with four through holes, the waterproof case penetrates through the through holes through bolts to be fixedly connected with the front side face of the front case, and the inner annular face of the through hole in the middle of the waterproof case is rotatably connected with the outer annular face of the output shaft. The special-shaped structure of the waterproof shell can guide rainwater to the outside, and rainwater can be prevented from permeating the speed reducer along the output shaft, so that the aim of multiple waterproofing is fulfilled.

Compared with the prior art, the beneficial effects of the utility model are that: this waterproof speed reducer has following benefit:

1. the sealing gasket is arranged at the assembly gap of the shell of the speed reducer, so that the purpose of reducing the size of the gap at the joint of the shell is achieved, and the effect of preventing water from permeating from the outside is achieved.

2. The output shaft part is provided with the waterproof cover in gluey ring sum outside, glues the ring and plays sealed effect to output shaft connection department, and the special-shaped structure of waterproof cover can be with water conservancy diversion to the outside simultaneously to reach multiple waterproof purpose.

3. The two ends of the rain baffle plate arranged on the reducer shell extend to cover the upper sides of the gaps of the connecting positions of the reducer shell, so that the sealing gasket is prevented from being aged due to the fact that rainwater erodes the sealing gasket for a long time, and the situation that the waterproof performance of the reducer is reduced when the reducer is used for a long time is avoided.

Drawings

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

FIG. 2 is a schematic view of the left side cross-sectional structure of the present invention;

fig. 3 is a schematic view of the upper side cross-section structure of the present invention.

In the figure: the device comprises a base 1, a speed reducer shell 2, a front shell 201, a middle shell 202, a rear shell 203, a transmission mechanism 3, an input shaft 301, a connecting plate 302, an auxiliary gear 303, a linkage shaft 304, a gear 305, an output shaft 306, a fixing plate 4, a rain shielding device 5, a rain shielding plate 501, a fixture block 502, a connecting buckle 503, a sealing gasket 6, a rubber ring 7, a bearing 8, a waterproof shell 9, a through hole 10 and a motor 11.

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 first embodiment is as follows: the utility model provides a waterproof speed reducer, the on-line screen storage device comprises a base 1, drive mechanism 3, fixed plate 4, rain gear 5 and motor 11, the lower part of base 1 is solid dull and stereotyped, dull and stereotyped upper surface left and right sides is provided with the ascending U-shaped groove of opening, the through-hole has been seted up to dull and stereotyped upper surface four corners, and the top fixed mounting of base 1 has speed reducer housing 2, drive mechanism 3 sets up in speed reducer housing 2's inside, the dull and stereotyped upper surface of lower extreme face fixed connection base 1 of fixed plate 4, and the up end of fixed plate 4 and the front side outer surface lower part swing joint of motor 11, rain gear 5 fixed mounting is in speed reducer housing 2's surface upside, motor 11 fixed mounting is in speed reducer housing 2's right side, and the input shaft fixed connection in motor 11's output shaft and drive mechanism 3.

The reducer casing 2 comprises a front casing 201, a middle casing 202 and a rear casing 203, wherein the middle casing 202 is a hollow cylindrical barrel, the front side and the rear side of the lower part of the outer annular surface of the middle casing 202 are fixedly arranged on the inner groove surfaces of two U-shaped grooves on the upper part of the base 1, the front casing 201 and the rear casing 203 are bowl-shaped casings with front and rear surfaces communicated with each other, and the front casing 201 and the rear casing 203 are respectively fixedly arranged on the front side and rear side annular surfaces of the middle casing 202 through bolts. The speed reducer shell 2 has a protection effect on each part in the speed reducer, and meanwhile, the speed reducer shell 2 can stabilize the operation of each part in the speed reducer.

Example two:

the difference between this embodiment and the first embodiment is:

in this embodiment, the transmission mechanism 3 includes an input shaft 301, two connection plates 302, an auxiliary gear 303, a linkage shaft 304, a gear 305 and an output shaft 306, the two connection plates 302 are respectively and fixedly installed at the front and rear sides of the interior of the middle shell 202, the middle parts of the two connection plates 302 are respectively provided with openings corresponding to the through holes of the front shell 201 and the rear shell 203, one end of the input shaft 301 is fixedly connected with the output shaft of the motor 11, the other end of the input shaft 301 passes through the through hole of the rear shell 203 and the opening of the connection plate 302 at the rear side and extends into the interior of the middle shell 202, one end of the output shaft 306 is arranged in the interior of the middle shell 202, the other end of the output shaft 306 passes through the opening of the connection plate 302 at the front side and the through hole of the front shell 201 and extends to the front side of the front shell 201, the two ends of the linkage shaft 304 are respectively and rotatably, the auxiliary gear 303 is fixedly arranged at the rear side end of the linkage shaft 304, the latch of the auxiliary gear 303 is meshed with the latch on the front end surface of the input shaft 301, the gear 305 is fixedly arranged at the rear end of the output shaft 306, and the latch of the gear 305 is meshed with the latch on the front end surface of the linkage shaft 304.

The novel electric connector further comprises two sealing gaskets 6, wherein the two sealing gaskets 6 are respectively and fixedly arranged at the connecting positions of the front shell 201, the rear shell 203 and the middle shell 202. The sealing gaskets 6 arranged at the joints of the front shell 201, the rear shell 203 and the middle shell 202 can reduce gaps at the joints, so that the sealing performance of the speed reducer shell 2 is enhanced, and the waterproof performance of the speed reducer is better.

The rubber ring 7 is fixedly arranged in a front surface opening of the front shell 201, an inner ring surface of the rubber ring 7 is fixedly connected with an outer ring surface of a fixing ring of the bearing 8, and an inner ring surface of a rotating ring of the bearing 8 is fixedly connected with an outer ring surface of the output shaft 306. The rubber ring on the outer side of the bearing connected with the reducer output shaft 306 can reduce the gap at the position of the reducer output shaft 306, so that the sealing performance of the reducer shell 2 is enhanced, and the waterproof performance of the reducer is better.

Example three:

the difference between this embodiment and the first embodiment is:

in this embodiment, the rain shielding device 5 includes a rain shielding plate 501, two fastening blocks 502 and two connecting buckles 503, the middle of the rain shielding plate 501 is recessed, the recessed position of the rain shielding plate 501 is movably mounted in the middle of the upper side of the outer annular surface of the middle shell 202, the fastening blocks 502 are movably mounted in the middle of the lower side of the outer annular surface of the middle shell 202, two end surfaces of the fastening blocks 502 correspond to the lower surfaces of the recessed position of the middle of the rain shielding plate 501, two connecting buckles 503 are provided, the inner side surfaces of the lower parts of the two connecting buckles 503 are respectively fixedly connected to two ends of the outer annular surface of the fastening blocks 502, and the inner side surfaces of the upper parts of the two connecting buckles 503 are movably connected to the. The two ends of the rain shield 501 arranged on the speed reducer housing 2 extend to cover the upper sides of the gaps of the connecting positions of the speed reducer housing 2, so that the sealing gasket 6 is prevented from being aged due to the fact that rainwater erodes the sealing gasket 6 for a long time, and the situation that the waterproof performance is reduced when the speed reducer is used for a long time is avoided.

Still include waterproof case 9 and through-hole 10, waterproof case 9 is the special-shaped hoop of quarter three circles, and four through-holes 10 have been seted up to the leading flank of waterproof case 9, and waterproof case 9 passes through the leading flank fixed connection of through-hole 10 with preceding shell 201 through the bolt, and the interior anchor ring of the middle part through-hole of waterproof case 9 rotates with the outer anchor ring of output shaft 306 to be connected. The special-shaped structure of the waterproof case 9 can guide rainwater to the outside, and rainwater can be prevented from permeating the speed reducer along the output shaft 306, so that the aim of multiple waterproofing is fulfilled.

When in use: the rain shield 501 and the fixture block 502 are fixedly installed in the middle of the outer ring surface of the middle shell 202 through the connecting buckle 503, the two side plate surfaces of the rain shield 501 cover gaps of the joints of the speed reducer shell 2, the motor 11 is opened, the output shaft of the motor 11 drives the input shaft 301 to rotate, the input shaft 301 drives the linkage shaft 304 to rotate through the auxiliary gear 303, and the linkage shaft 304 drives the output shaft 306 to rotate through the gear 305, so that the speed reducer decelerates the motor 11.

It should be noted that the motor 11 disclosed in the present embodiment is a model YE2-63 motor from hannan walt.

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. A waterproof speed reducer which is characterized in that: comprises a base (1), a transmission mechanism (3), a fixed plate (4), a rain shield device (5) and a motor (11), the left side and the right side of the upper surface of the lower part of the base (1) are provided with U-shaped grooves with upward openings, four corners of the upper surface of the lower part of the base (1) are provided with through holes, a speed reducer shell (2) is fixedly arranged above the base (1), the transmission mechanism (3) is arranged in the speed reducer shell (2), the lower end surface of the fixed plate (4) is fixedly connected with the upper surface of the lower flat plate of the base (1), the upper end surface of the fixed plate (4) is movably connected with the lower part of the outer surface of the front side of the motor (11), the rain shielding device (5) is fixedly arranged on the upper side of the outer surface of the speed reducer shell (2), the motor (11) is fixedly arranged on the right side of the speed reducer shell (2), and the output shaft of the motor (11) is fixedly connected with the input shaft in the transmission mechanism (3).

2. The waterproof speed reducer of claim 1, wherein: the speed reducer is characterized in that the speed reducer shell (2) comprises a front shell (201), a middle shell (202) and a rear shell (203), the middle shell (202) is a hollow cylindrical barrel, the front side and the rear side of the lower portion of the outer annular surface of the middle shell (202) are fixedly installed on the inner groove surfaces of two U-shaped grooves in the upper portion of the base (1), and the front shell (201) and the rear shell (203) are fixedly installed on the front side and the rear side annular surfaces of the middle shell (202) through bolts respectively.

3. The waterproof speed reducer of claim 2, wherein: the transmission mechanism (3) comprises an input shaft (301), two connecting plates (302), an auxiliary gear (303), a linkage shaft (304), a gear (305) and an output shaft (306), wherein the two connecting plates (302) are respectively fixedly arranged on the front side and the rear side of the interior of the middle shell (202), the middle parts of the two connecting plates (302) are respectively provided with an opening corresponding to the through holes of the front shell (201) and the rear shell (203), one end of the input shaft (301) is fixedly connected with the output shaft of the motor (11), the other end of the input shaft (301) penetrates through the through hole of the rear shell (203) and the opening of the connecting plate (302) on the rear side and extends to the interior of the middle shell (202), one end of the output shaft (306) is arranged in the interior of the middle shell (202), the other end of the output shaft (306) penetrates through the opening of the connecting plate (302) on the front side and the through hole of the front shell (201) and extends to the front side of, the two ends of the linkage shaft (304) are respectively rotatably connected to the opposite side faces of the two connecting plates (302), the linkage shaft (304) is eccentrically arranged on the connecting plates (302), the auxiliary gear (303) is fixedly arranged at the rear side end of the linkage shaft (304), the latch of the auxiliary gear (303) is meshed with the latch on the front end surface of the input shaft (301), the gear (305) is fixedly arranged at the rear end of the output shaft (306), and the latch of the gear (305) is meshed with the latch on the front end surface of the linkage shaft (304).

4. The waterproof speed reducer of claim 2, wherein: still include sealed pad (6), sealed pad (6) are equipped with two, and two sealed pads (6) are fixed mounting respectively in the junction of preceding shell (201) and backshell (203) and mesochite (202).

5. The waterproof speed reducer of claim 1, wherein: the novel bearing is characterized by further comprising a rubber ring (7) and a bearing (8), wherein the rubber ring (7) is fixedly installed in a front surface open hole of the front shell (201), an inner ring surface of the rubber ring (7) is fixedly connected with an outer ring surface of a fixing ring of the bearing (8), and an inner ring surface of a rotating ring of the bearing (8) is fixedly connected with an outer ring surface of the output shaft (306).

6. The waterproof speed reducer of claim 1, wherein: the rain shielding device (5) comprises a rain shielding plate (501), a clamping block (502) and two connecting buckles (503), wherein a concave part is arranged in the middle of the rain shielding plate (501), the concave part of the rain shielding plate (501) is movably arranged in the middle of the upper side of the outer ring surface of the middle shell (202), the clamping block (502) is movably arranged in the middle of the lower side of the outer ring surface of the middle shell (202), two end surfaces of the clamping block (502) correspond to the lower surfaces of the concave part in the middle of the rain shielding plate (501), the two connecting buckles (503) are arranged, the inner side surfaces of the lower parts of the two connecting buckles (503) are respectively fixedly connected with two ends of the outer ring surface of the clamping block (502), and the inner side surfaces of the upper parts of the two connecting buckles (503) are movably connected with the outer ring surface of the concave part in the middle.

7. The waterproof speed reducer of claim 1, wherein: the novel power transmission device is characterized by further comprising a waterproof shell (9) and through holes (10), wherein the waterproof shell (9) is a three-quarter-circle special-shaped iron ring, the front side face of the waterproof shell (9) is provided with four through holes (10), the waterproof shell (9) penetrates through the through holes (10) through bolts to be fixedly connected with the front side face of the front shell (201), and the inner ring face of the through hole in the middle of the waterproof shell (9) is rotatably connected with the outer ring face of the output shaft (306).