CN212163001U

CN212163001U - Protection device for motor

Info

Publication number: CN212163001U
Application number: CN202021303693.9U
Authority: CN
Inventors: 曾庆凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-15
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a protection device for motor relates to the motor field, inside including the waterproof box is provided with motor body, motor body's one end is provided with the output shaft, all is provided with the fixed block in two recess inner chambers, fixed block fixedly connected with waterproof cover, two first fixed plates of the front and the equal fixedly connected with in the back of one of them waterproof cover, wherein the front and the equal fixedly connected with second fixed plate in the back of another waterproof cover, the avris of first fixed plate has the elasticity link through hinge connection, the avris fixedly connected with fixture block of second fixed plate. The utility model discloses utilize waterproof box and waterproof cover matched with to set up the mode, the waterproof box holds motor body inside it, and two waterproof covers close motor output shaft seal cover, are favorable to carrying out the water proof of leakproofness to motor body, are favorable to protecting motor output shaft, avoid rainwater and motor body and output shaft to contact to cause motor body's damage.

Description

Protection device for motor

Technical Field

The utility model relates to a motor field, in particular to protection device for motor.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law, a circuit is represented by a letter D, the motor generates driving torque when mainly acting, the driving torque is used as a power source of electrical appliances or various machines, and the motor is divided according to types: the force bearing direction of a conductor of the direct current motor is determined by a left-hand rule, the pair of electromagnetic forces form a moment acting on an armature, the moment is called electromagnetic torque when the force of the rotating motor is applied, the alternating current motor leads the alternating current voltage to operate, and the direct current motor and the alternating current motor are widely applied to household appliances such as electric fans, refrigerators, washing machines and the like, various electric tools and small electromechanical equipment.

The usage of motor is more and more extensive, at the mill, the motor that uses in the field production is located the environment is abominable, because the change of environment is like rain, sand and dust etc. can cause fatal injury to the terminal box or the internal circuit of motor, the usual way is, when rainy season arrives, adopt plastic film cladding on the motor, so can avoid the motor directly to contact with the rainwater, the motor often works in the very abominable occasion of environment, like the occasion such as humidity, high temperature, dustiness, corruption, the motor damage has been caused easily, current ordinary motor does not have watertight fittings, when using under the comparatively abominable environment of environment, the rainwater causes the damage to the motor body easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection device for motor 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: a protection device for a motor comprises a motor body arranged in a waterproof box, a through hole is arranged on one side of the waterproof box, one end of the motor body is provided with an output shaft which is in sliding and penetrating connection with the inner cavity of the through hole, one side of the waterproof box is provided with two grooves, fixed blocks are arranged in the inner cavities of the two grooves, one side of each fixed block is fixedly connected with a waterproof cover, wherein the front and the back of one of the waterproof covers are fixedly connected with two first fixing plates, the front and the back of the other waterproof cover are fixedly connected with a second fixing plate, the side of the first fixing plate is rotationally connected with an elastic hanging ring through a hinge, the side of the second fixing plate is fixedly connected with a clamping block, the fixture block is sleeved with the elastic hanging ring, and the two waterproof covers are respectively positioned above and below the output shaft.

Preferably, one side of the motor body is provided with a first ventilation hole, and the other side of the waterproof box is provided with a second ventilation hole.

Preferably, the bottom end of the motor body is fixedly connected with two supporting seats, and the bottom ends of the supporting seats are fixedly connected with the waterproof box.

Preferably, the top fixedly connected with handle of waterproof box, two bases of bottom fixedly connected with of waterproof box, the hole that leaks has been seted up to the bottom of waterproof box.

Preferably, the other side of the waterproof box is fixedly connected with a rain baffle which is positioned above the second vent hole.

Preferably, the clamping groove is formed in the top end and the bottom end of the inner wall of the groove, a second clamping block is fixedly connected to the top end and the bottom end of the fixing block, and the second clamping block is connected with the inner cavity of the clamping groove in a clamped mode.

The utility model discloses a technological effect and advantage:

(1) the utility model utilizes the setting mode that the waterproof box is matched with the waterproof covers, the waterproof box holds the motor body in the waterproof box, the two waterproof covers close the motor output shaft sealing cover, thereby being beneficial to carrying out waterproof protection of the sealing performance of the motor body and protecting the motor output shaft, and avoiding the contact of rainwater with the motor body and the output shaft, thereby causing the damage of the motor body;

(2) the utility model discloses utilize elasticity link and fixture block matched with to set up the mode, two waterproof covers are in the top and the below of output shaft respectively, through the elasticity link, cup joint link and fixture block to inject the position of two waterproof covers, be favorable to protecting motor output shaft not with the rainwater contact, simple convenient fixed mode realizes dismantling fast and installing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the front sectional structural schematic diagram of the waterproof box of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the waterproof cover of the present invention.

Fig. 4 is a schematic side view of the waterproof box of the present invention.

Fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 6 is an enlarged schematic view of the first fixing plate of the present invention.

In the figure: 1. a waterproof box; 2. a motor body; 3. a waterproof cover; 4. a handle; 5. an output shaft; 6. a rain shield; 7. a second vent hole; 8. a first vent hole; 9. a supporting seat; 10. a water leakage hole; 11. a base; 12. a first fixing plate; 13. an elastic suspension loop; 14. a clamping block; 15. a fixed block; 16. and a second fixing plate.

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.

The utility model provides a protection device for a motor as shown in figures 1-6, which comprises a waterproof box 1, a motor body 2 is arranged in the waterproof box 1, a through hole is arranged at one side of the waterproof box 1, the through hole is favorable for the insertion connection of an output shaft 5 and the waterproof box 1, thereby being favorable for not influencing the normal work of the motor body 2, one end of the motor body 2 is provided with the output shaft 5, the inner cavity of the through hole of the output shaft 5 is in sliding insertion connection, thereby being favorable for not influencing the normal work of the motor body 2, one side of the waterproof box 1 is provided with two grooves, the two grooves are respectively positioned above and below the through hole and are symmetrically arranged, the grooves are favorable for the fixed block 15 to enter the inner cavity of the fixed block, thereby being convenient for limiting the position of the fixed block 15, the fixed block 15 is arranged in the inner cavities of the two grooves, the end, thereby being beneficial to limiting the positions of the two waterproof covers 3, one side of the fixed block 15 is fixedly connected with the waterproof covers 3, the end surfaces of the two waterproof covers 3 are both arc-shaped and correspond to the outer wall of the output shaft 5, thereby being beneficial to arranging the output shaft 5 between the two waterproof covers 3 and not influencing the rotation of the output shaft 5, being beneficial to preventing rainwater from contacting with the output shaft 5, thereby rainwater enters the waterproof box 1 to cause the damage of the motor body 2, wherein the front and the back of one waterproof cover 3 are both fixedly connected with two first fixed plates 12 which are beneficial to bearing the elastic hanging ring 13, the front and the back of the other waterproof cover 3 are both fixedly connected with second fixed plates 16 which are beneficial to bearing the clamping block 14, the side of the first fixed plate 12 is rotatably connected with the elastic hanging ring 13 through a hinge, the elastic hanging ring 13 is in a square shape, and the elastic hanging ring, be favorable to with the 14 joint of fixture block, thereby prescribe a limit to the position of two waterproof covers 3, the avris fixedly connected with fixture block 14 of second fixed plate 16, the bottom protruding position of fixture block 14 sets up the pointed end, be favorable to elasticity link 13 rather than cup jointing, fixture block 14 cup joints with elasticity link 13, be favorable to prescribing a limit to the position of two waterproof covers 3, two waterproof covers 3 are located output shaft 5's top and below respectively, be favorable to arranging output shaft 5 between two waterproof covers 3, thereby avoid rainwater and output shaft 5 contact.

First ventilation hole 8 has been seted up to one side of motor body 2, when being favorable to motor body 2 to operate, the inside heat that produces gives off the inside of waterproof box 1 through first ventilation hole 8 to be favorable to motor body 2's heat dissipation, second ventilation hole 7 has been seted up to waterproof box 1's opposite side, and second ventilation hole 7 is favorable to motor body 2 to dispel the heat.

Two supporting seats 9 of the bottom fixedly connected with of motor body 2, two supporting seats 9 are favorable to fixing motor body 2 in the inner chamber of waterproof box 1, when avoiding motor body 2 to rotate, take place the offset, the bottom and the waterproof box 1 fixed connection of two supporting seats 9.

The top fixedly connected with handle 4 of waterproof box 1, handle 4 are favorable to the user to mention motor body 2 to portable, two bases 11 of the bottom fixedly connected with of waterproof box 1 are favorable to placing of waterproof box 1, and hole 10 that leaks has been seted up to the bottom of waterproof box 1, and hole 10 that leaks is favorable to discharging the water of waterproof box 1 inside.

The opposite side fixedly connected with weather shield 6 of waterproof box 1, weather shield 6 are favorable to sheltering from second venthole 7, avoid the rainwater to enter into the inside of waterproof box 1 through second venthole 7, and weather shield 6 is located the top of second venthole 7.

The draw-in groove has all been seted up to the top and the bottom of recess inner wall, is favorable to prescribing a limit to the position of fixed block 15, and the top and the equal fixedly connected with second fixture block in bottom of fixed block 15, second fixture block are favorable to prescribing a limit to the position of fixed block 15, the inner chamber joint of second fixture block and draw-in groove.

The utility model discloses the theory of operation:

the motor body 2 is arranged in the inner cavity of the waterproof box 1, the output shaft 5 of the motor body 2 is connected with the through hole on the waterproof box 1 in a sliding and inserting way, then the waterproof box 1 is sealed, then the waterproof covers 3 are installed, the two waterproof covers 3 are respectively inserted into the inner cavity of the groove in a sliding and inserting way, when the fixed block 15 enters the groove, the second fixture block on the fixed block 15 is extruded with the inner wall of the groove, after the second fixture block and the clamping groove, the positions of the two waterproof covers 3 are limited temporarily, then the elastic hanging ring 13 on the first fixed plate 12 is rotated through a hinge, the elastic hanging ring 13 is sleeved with the fixture block 14 on the second fixed plate 16, thereby limiting the positions of the two waterproof covers 3, the waterproof treatment on the motor body 2 can be completed, if the waterproof covers 3 are disassembled, the elastic hanging ring 13 is directly pulled, the clamping connection with the fixture block 14 is cancelled, and then the two fixing blocks 15 are drawn out from the inner cavity of the groove.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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. The utility model provides a protection device for motor, includes waterproof case (1), its characterized in that, the inside of waterproof case (1) is provided with motor body (2), the through-hole has been seted up to one side of waterproof case (1), the one end of motor body (2) is provided with output shaft (5), output shaft (5) and the inner chamber sliding interlude of through-hole are connected, two recesses have been seted up to one side of waterproof case (1), two all be provided with fixed block (15) in the recess inner chamber, fixed block (15) one side fixedly connected with waterproof cover (3), one of them the front and the back of waterproof cover (3) all fixedly connected with two first fixed plates (12), wherein another the front and the back of waterproof cover (3) all fixedly connected with second fixed plate (16), the avris of first fixed plate (12) rotates through the pivot and is connected with elasticity link (13), the avris of second fixed plate (16) fixedly connected with fixture block (14), fixture block (14) cup joint with elasticity link (13), two waterproof cover (3) are located the top and the below of output shaft (5) respectively.

2. The protection device for the motor according to claim 1, wherein one side of the motor body (2) is provided with a first vent hole (8), and the other side of the waterproof box (1) is provided with a second vent hole (7).

3. A protection device for a motor according to claim 1, characterized in that two supporting seats (9) are fixedly connected to the bottom end of the motor body (2), and the bottom ends of the two supporting seats (9) are fixedly connected to the waterproof case (1).

4. The protection device for the motor according to claim 1, wherein a handle (4) is fixedly connected to the top end of the waterproof box (1), two bases (11) are fixedly connected to the bottom end of the waterproof box (1), and a water leakage hole (10) is formed in the bottom end of the waterproof box (1).

5. A protection device for a motor according to claim 1, characterized in that a rain shield (6) is fixedly connected to the other side of the waterproof case (1), and the rain shield (6) is located above the second ventilation hole (7).

6. The protection device for the motor according to claim 1, wherein the top end and the bottom end of the inner wall of the groove are both provided with a clamping groove, the top end and the bottom end of the fixing block (15) are both fixedly connected with a second clamping block, and the second clamping block is clamped with an inner cavity of the clamping groove.