CN218498920U

CN218498920U - Servo motor shell that dampproofing and waterproofing is effectual

Info

Publication number: CN218498920U
Application number: CN202222400889.5U
Authority: CN
Inventors: 凌继跃; 张重庆; 谢自生
Original assignee: Metal Enterprise Co ltd Of Zhuhai
Current assignee: Metal Enterprise Co ltd Of Zhuhai
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-02-17
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a servo motor shell that dampproofing and waterproofing is effectual, including the protecting crust, be fixed in the rear end cap of protecting crust a side end face, the gomphosis keeps away from the inboard front end housing of rear end cap one side in the protecting crust, still includes: the water absorption groove is formed in the inner sides of four sides of the outer wall of the protective shell; the water absorption sponge is positioned on the inner side of the water absorption groove, and the upper surface and the lower surface of the water absorption sponge are butted against the inner wall of the water absorption groove; the utility model discloses the groove that absorbs water has been seted up in servo motor shell's four sides outer wall inboard to the sponge that absorbs water has been increased in the inslot side that absorbs water, can make servo motor when humid environment uses, will invade the inboard moisture of motor housing by the sponge that absorbs water and absorb, thereby avoid the moisture in the air to enter into the inboard of protecting crust, improve servo motor self waterproof nature, increase the life of motor.

Description

Servo motor shell that dampproofing and waterproofing is effectual

Technical Field

The utility model relates to a servo motor shell technical field especially relates to a servo motor shell that dampproofing and waterproofing is effectual.

Background

The servo motor is an engine capable of being driven accurately through system control to run, has an indirect speed change function of a supplementary motor, can control the rotating speed of the motor accurately, has an electric signal conversion function on the inner side, is quick in response and is mostly used as an execution element, and the servo motor is divided into a direct current servo motor and an alternating current servo motor.

At present, the motor housing that servo motor used adopts die casting die and die-casting molding, possesses very high intensity, the inboard servo motor component of protection that can be intact, but this kind of shell when servo motor is used as in some comparatively humid environment, because the moisture that exists is very big in the humid environment, the inboard of motor produces water smoke very easily early to can cause the influence to the electronic component of motor housing inboard, can lead to the damage of motor when serious.

Therefore, a servo motor shell with good waterproof and moistureproof effects is needed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a servo motor shell that dampproofing and waterproofing is effectual can solve servo motor shell inboard under humid environment and can produce the water smoke and cause the technical problem of influence to the motor.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a servo motor shell that dampproofing and waterproofing is effectual, includes the protecting crust, is fixed in the rear end cap of protecting crust a side end face, and the front end housing of rear end cap one side inboard is kept away from in the protecting crust to the gomphosis, still includes:

the water absorption groove is formed in the inner sides of four sides of the outer wall of the protective shell;

the water absorption sponge is positioned on the inner side of the water absorption groove, and the upper surface and the lower surface of the water absorption sponge are butted against the inner wall of the water absorption groove.

As a preferred technical scheme of the utility model, the rotation in the middle part of the suction groove is connected with the knob, just the sponge middle part that absorbs water is worn to locate by the knob, knob one end top is run through the protecting crust outer wall and is located the protecting crust outside.

As a preferred technical scheme of the utility model, the sponge both ends of absorbing water are fixed with the elasticity rubber band of symmetry, the one end that the groove that absorbs water was kept away from to the elasticity rubber band is fixed in the inslot wall that absorbs water.

As a preferred technical scheme of the utility model, embedded groove has been seted up to the position of protecting crust outer wall connection knob, the one end that the knob is located the protecting crust outside is embedded in embedded groove inboard.

As a preferred technical scheme of the utility model, the seal groove has been seted up with the position that the front end housing is connected to the protecting crust, the inboard embedded seal ring that has of seal groove, the one side that the protecting crust was connected to the front end housing is fixed with to the ring, support the ring gomphosis in the seal groove inboard and seal ring outer wall butt.

As a preferred technical scheme of the utility model, the atress trompil has been seted up to the position that the knob was connected to the sponge that absorbs water, the position that the sponge that absorbs water is connected to the knob is worn to locate the atress trompil inboard.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the utility model discloses set up the water absorption groove in the four sides outer wall inboard of servo motor shell to add the sponge that absorbs water in the water absorption groove inboard, can make servo motor when moist environment uses, absorb the moisture that invades the motor housing inboard by the sponge that absorbs water, thereby avoid the moisture in the air to enter the inboard of protecting crust, improve servo motor's self waterproof nature, increase the life of motor;

2. the utility model discloses wear to establish at the sponge middle part that absorbs water at the knob that absorbs water groove middle part set up, can make the sponge that absorbs water after using, to absorb water the sponge and contract, will absorb water the moisture in the sponge and extrude, flow from the position of knob, make servo motor can utilize self temperature to evaporate the inboard moisture of groove that absorbs water fast to realize improving the aridity of protecting crust fast.

Drawings

FIG. 1 is a schematic view of the external structure of the protective shell of the present invention;

FIG. 2 is a schematic sectional view of the middle part of the protective shell of the present invention;

FIG. 3 is an exploded view of the protective shell of the present invention;

FIG. 4 is an exploded view of the inner side of the water suction tank of the present invention;

wherein: 1. a protective shell; 2. a rear end cap; 3. a front end cover; 4. a water suction tank; 5. a water-absorbing sponge; 6. an elastic rubber band; 7. a rotation knob; 8. embedding a groove; 9. a sealing groove; 10. a sealing gasket; 11. a support ring; 12. and (5) pulling the hole under stress.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example 1

Referring to fig. 1-4, the utility model provides a servo motor shell that dampproofing and waterproofing is effectual, including protecting crust 1, be fixed in the rear end cap 2 of 1 side end face of protecting crust, the front end housing 3 that the rear end cap 2 one side inboard was kept away from in protecting crust 1 to the gomphosis still includes:

the water absorption tank 4 is arranged on the inner sides of four sides of the outer wall of the protective shell 1;

the water absorption sponge 5 is positioned on the inner side of the water absorption groove 4, and the upper surface and the lower surface of the water absorption sponge 5 are abutted against the inner wall of the water absorption groove 4;

a sealing groove 9 is formed in the connecting position of the protective shell 1 and the front end cover 3, a sealing washer 10 is embedded in the inner side of the sealing groove 9, a supporting ring 11 is fixed on one side, connected with the protective shell 1, of the front end cover 3, and the supporting ring 11 is embedded in the inner side of the sealing groove 9 and is abutted to the outer wall of the sealing washer 10;

when the servo motor is used, if the servo motor is in a humid environment, moisture in the air can firstly dip into the inner side of the water absorption groove 4, and after the moisture in the air enters the inner side of the water absorption groove 4, the water can be absorbed to the inner side of the water absorption groove 4 by the water absorption sponge 5 inside the water absorption groove 4, so that the moisture in the air can be prevented from entering the inner side of the protective shell 1, the safety of the servo motor electronic element inside the protective shell 1 is improved, the service life of the servo motor is prolonged, after the servo motor is started, the motor can generate high heat due to the rotation of the rotor inside the motor, when the protective shell 1 is baked by heat, the moisture inside the water absorption groove 4 can be continuously evaporated, and the moisture inside the water absorption sponge 5 can be continuously evaporated by the heat;

it should be noted that: the protective shell 1 is connected with a sealing groove 9 formed in the position of the front end cover 3 and a sealing washer 10 embedded in the inner side of the sealing groove 9, the sealing performance of the connection between the abutting ring 11 on one side of the front end cover 3 and the rear end cover 2 is improved, and therefore the protective performance of the protective shell 1 is improved.

Example 2

Referring to fig. 1-4, other parts of this embodiment 2 are the same as those of embodiment 1, and different parts are as follows, the present invention provides a servo motor housing with good waterproof and moistureproof effects, the middle part of the water absorption tank 4 is rotatably connected with a rotating button 7, the rotating button 7 is inserted into the middle part of the water absorption sponge 5, and the top of one end of the rotating button 7 penetrates through the outer wall of the protective shell 1 and is located outside the protective shell 1.

Two ends of the water absorption sponge 5 are fixed with symmetrical elastic rubber bands 6, and one end of each elastic rubber band 6, which is far away from the water absorption groove 4, is fixed on the inner wall of the water absorption groove 4; an embedded groove 8 is formed in the position, connected with the rotating button 7, of the outer wall of the protective shell 1, and one end, located on the outer side of the protective shell 1, of the rotating button 7 is embedded in the inner side of the embedded groove 8; a stress pull hole 12 is formed in the position, connected with the rotating button 7, of the water absorption sponge 5, and the position, connected with the water absorption sponge 5, of the rotating button 7 penetrates through the inner side of the stress pull hole 12;

when the servo motor is in a humid environment for a long time and is not used, the rotary button 7 in the middle of the outer wall of the protective shell 1 can be rotated, when the rotary button 7 rotates, one end, located on the inner side of the water absorption groove 4, of the rotary button 7 penetrates through the inner side of the stressed pull hole 12 in the middle of the water absorption sponge 5, so that the water absorption sponge 5 can contract under the rotation of the rotary button 7, water absorbed in the inner side of the water absorption sponge 5 for a long time can be discharged outwards through the rotary button 7, the phenomenon that water enters the inner side of the protective shell 1 due to the fact that too much water exists in the inner side of the water absorption groove 4 is avoided, when the extrusion and discharge of water in the inner side of the water absorption groove 4 are completed, the rotary button 7 is loosened, the rotary button 7 can reset and extend under the tensile force of the elastic rubber band 6 connected with the two ends of the water absorption sponge 5, the water absorption sponge 5 can be completely abutted against the inner side of the water absorption groove 4, when the water in the water absorption groove 4 is discharged, the servo motor is completed, the servo motor can be started, and water which is not extruded in the inner side of the water absorption sponge 5 can be evaporated;

it should be noted that: the embedded groove 8 that the junction was seted up with rotatory button 7 to the 1 outer wall of protecting crust can reduce the space between rotatory button 7 and the protecting crust 1, avoids the moisture in the outside air directly to enter into 4 inboards that absorb water in the groove, improves the barrier propterty of protecting crust 1.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a servo motor shell that dampproofing and waterproofing is effectual, includes protecting crust (1), is fixed in rear end housing (2) of protecting crust (1) a side end face, and rear end housing (2) one side inboard front end housing (3) are kept away from in protecting crust (1) to the gomphosis, and its characterized in that still includes:

the water absorption tank (4) is arranged on the inner sides of four sides of the outer wall of the protective shell (1);

the water absorption sponge (5), the water absorption sponge (5) is located on the inner side of the water absorption groove (4), and the upper surface and the lower surface of the water absorption sponge (5) are abutted against the inner wall of the water absorption groove (4).

2. The servo motor shell with good waterproof and moistureproof effects as claimed in claim 1, wherein the middle of the water absorption tank (4) is rotatably connected with a rotary button (7), the rotary button (7) penetrates through the middle of the water absorption sponge (5), and the top of one end of the rotary button (7) penetrates through the outer wall of the protective shell (1) and is located outside the protective shell (1).

3. The servo motor shell with good waterproof and moistureproof effects as claimed in claim 1, wherein symmetrical elastic rubber bands (6) are fixed at two ends of the water absorption sponge (5), and one end of each elastic rubber band (6) far away from the water absorption groove (4) is fixed on the inner wall of the water absorption groove (4).

4. The servo motor housing with good waterproof and moistureproof effects as claimed in claim 2, wherein the position of the outer wall of the protective shell (1) connected with the rotating button (7) is provided with an embedded groove (8), and one end of the rotating button (7) located outside the protective shell (1) is embedded inside the embedded groove (8).

5. The servo motor housing with good waterproof and moistureproof effects as claimed in claim 1, wherein a sealing groove (9) is formed in a position where the protective housing (1) is connected with the front end cover (3), a sealing washer (10) is embedded in the inner side of the sealing groove (9), a retaining ring (11) is fixed on one side of the front end cover (3) connected with the protective housing (1), and the retaining ring (11) is embedded in the inner side of the sealing groove (9) and is abutted against the outer wall of the sealing washer (10).

6. The servo motor shell with good waterproof and moistureproof effects as claimed in claim 2, wherein the position of the water absorption sponge (5) connected with the rotary button (7) is provided with a stressed pull hole (12), and the position of the rotary button (7) connected with the water absorption sponge (5) is arranged inside the stressed pull hole (12) in a penetrating manner.