Protective structure of electro-hydraulic actuating mechanism

Abstract

The utility model relates to the technical field of electro-hydraulic actuating mechanisms, and discloses a protective structure of an electro-hydraulic actuating mechanism, which comprises an actuating mechanism main body, a protective box and an electric cabinet main body, the protective box is arranged at one end of the actuating mechanism main body, a protective cover is arranged in the protective box, and a sealing assembly is arranged on the front side of the protective cover. The two sealing assemblies are fixed and symmetrically arranged, each sealing assembly comprises a first connecting block, a second connecting block, a limiting block, a sliding rod, a sliding block, a baffle, a guide rod and a spring, the first connecting block and the second connecting block are installed on the front face of the protective cover, the guide rod is installed at one end of the first connecting block, and a through hole is formed in the middle of the first connecting block; a sliding rod is slidably connected into the through hole, and a limiting block is installed at one end of the sliding rod. According to the utility model, through cooperative use of the protection box, the protection cover and the sealing assembly, the electric cabinet main body can be well protected, the phenomenon of collision of the electric cabinet main body is avoided, and the service life of the electric cabinet main body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of electro-hydraulic actuators, in particular to a protective structure of an electro-hydraulic actuator. Background Art

[0002] Electro-hydraulic actuator, an electro-hydraulic actuator is an actuator that converts a standard input signal into a 0-degree to 90-degree angular displacement output torque or linear displacement output force corresponding to the input signal through electro-hydraulic conversion and hydraulic amplification.

[0003] The utility model patent application document with publication number "CN219919408U" discloses a cabinet-type electro-hydraulic actuator that is easy to adjust, which is mainly composed of a cabinet body, a circular slider and a bearing plate body. This technical solution can effectively position and install the cabinet-type electro-hydraulic actuator when in use, and can also provide buffering protection for the installed cabinet-type electro-hydraulic actuator, thereby indirectly enhancing the overall safety of the cabinet-type electro-hydraulic actuator and indirectly enhancing the overall convenience of adjustment of the cabinet-type electro-hydraulic actuator.

[0004] The cabinet-type electro-hydraulic actuator disclosed in the above document has the following defects: there is no structure on the outside of the electric control box body of the cabinet-type electro-hydraulic actuator to protect the electric control box body, which makes the electric control box body easily bumped or even damaged inadvertently.

[0005] It can be seen from this that the existing cabinet-type electro-hydraulic actuator does not have a good protective structure, and it is necessary to improve the existing deficiencies and provide a protective structure for the electro-hydraulic actuator. Utility Model Content

[0006] The purpose of the utility model is to provide a protective structure of an electro-hydraulic actuator to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses a protective structure of an electro-hydraulic actuator, comprising an actuator body, a protective box and an electric control box body, wherein a protective box is installed at one end of the actuator body, a protective cover is arranged inside the protective box, a closing component is arranged on the front side of the protective cover, the closing component is fixed into two groups and is symmetrically arranged, and the closing component comprises a first connecting block, a second connecting block, a limit block, a sliding rod, a slider, a baffle, a guide rod and a spring, a first connecting block and a second connecting block are installed on the front side of the protective cover, a guide rod is installed at one end of the first connecting block, a through hole is opened in the middle of the first connecting block, a sliding rod is slidably connected inside the through hole, a limit block is installed at one end of the sliding rod, a slider is installed at the other end of the sliding rod, the slider is slidably connected to the outer surface of the guide rod, one end of the guide rod passes through the slider and extends to the inside of the sliding rod, the baffle is installed on the lower surface of the slider, the spring is sleeved on the outer surface of the guide rod, one end of the spring is installed on the outer surface of the second connecting block, and the other end of the spring is installed on the outer surface of the second connecting block.

[0009] Furthermore, a base is slidably connected to the interior of the protection box, a protection cover and an electric control box body are installed on the upper surface of the base, and the electric control box body is located inside the protection cover.

[0010] Furthermore, a support is installed on the lower surface of the protective box, a threaded hole is opened in the middle of the support, a screw is connected to the internal thread of the threaded hole, one end of the screw extends to the inside of the protective box, and a screw is installed on the lower surface of the base.

[0011] Furthermore, a rotating handle is installed at one end of the screw rod away from the base.

[0012] Furthermore, a through opening is provided on the upper surface of the protective cover.

[0013] Furthermore, a dustproof net is installed inside the through opening.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model can provide a good protective effect on the main body of the electric control box by using the protective box, the protective cover and the sealing component, thereby preventing the main body of the electric control box from being bumped and extending the service life of the main body of the electric control box.

[0016] (2) The utility model can increase the air circulation inside the protective cover by setting the opening, thereby providing a better heat dissipation effect for the main body of the electric control box. At the same time, the dust can be blocked by the dustproof net inside the opening to prevent dust from entering the interior of the protective cover.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the structure when the utility model fully protects the main body of the electric control box;

[0020] Figure 2 This is a schematic diagram of the structure when the utility model does not fully protect the main body of the electric control box;

[0021] Figure 3 It is a partial structural cross-sectional view of the utility model;

[0022] Figure 4 This is a cross-sectional view of the closed component structure of the utility model;

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] In the figure: 1. Actuator body; 2. Protection box; 3. Electric control box body; 4. Protection cover; 5. Closure assembly; 501. First connecting block; 502. Second connecting block; 503. Limit block; 504. Slide rod; 505. Slider; 506. Baffle; 507. Guide rod; 508. Spring; 6. Base; 7. Support; 8. Screw; 9. Rotating handle; 10. Dust net. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1 - Figure 4As shown, the utility model is a protective structure of an electro-hydraulic actuator, comprising an actuator body 1, a protective box 2 and an electric control box body 3, a protective box 2 is installed at one end of the actuator body 1, a protective cover 4 is arranged inside the protective box 2, a closing component 5 is arranged on the front of the protective cover 4, the closing component 5 is fixed into two groups and symmetrically arranged, the closing component 5 comprises a first connecting block 501, a second connecting block 502, a limit block 503, a sliding rod 504, a sliding block 505, a baffle 506, a guide rod 507 and a spring 508, a first connecting block 501 and a second connecting block 502 are installed on the front of the protective cover 4, one end of the first connecting block 501 is installed A guide rod 507 is provided, a through hole is provided in the middle of the first connecting block 501, a slide rod 504 is slidably connected inside the through hole, a limit block 503 is installed at one end of the slide rod 504, a slider 505 is installed at the other end of the slide rod 504, the slider 505 is slidably connected to the outer surface of the guide rod 507, one end of the guide rod 507 passes through the slider 505 and extends to the inside of the slide rod 504, a baffle 506 is installed on the lower surface of the slider 505, a spring 508 is sleeved on the outer surface of the guide rod 507, one end of the spring 508 is installed on the outer surface of the second connecting block 502, and the other end of the spring 508 is installed on the outer surface of the second connecting block 502.

[0027] The inside of the protection box 2 is slidably connected with a base 6 , and the upper surface of the base 6 is mounted with a protection cover 4 and an electric control box body 3 , and the electric control box body 3 is located inside the protection cover 4 .

[0028] A support 7 is installed on the lower surface of the protection box 2. A threaded hole is opened in the middle of the support 7. A screw 8 is connected to the inner thread of the threaded hole. One end of the screw 8 extends to the inside of the protection box 2. A screw 8 is installed on the lower surface of the base 6.

[0029] A rotating handle 9 is mounted on one end of the screw rod 8 away from the base 6 .

[0030] The upper surface of the protective cover 4 is provided with a through opening.

[0031] A dustproof net 10 is installed inside the opening.

[0032] When in use, the protective box 2, the protective cover 4 and the closing component 5 can cooperate with each other to provide a better protective effect on the electric control box body 3, avoid collisions of the electric control box body 3, and extend the service life of the electric control box body 3. When the electric control box body 3 needs to be operated, the rotating handle 9 is turned clockwise to move the screw rod 8 upward. During the movement of the screw rod 8, the base 6 is pushed to move upward in the protective box 2, so that the protective cover 4 extends out from the inside of the protective box 2. When the protective cover 4 is fully extended, the spring 508 recovers its elasticity and pushes the slider 505 to move outward on the guide rod 507. At the same time, the slider 505 pushes the slide bar 504 to move outward. When the slider 505 moves, it drives the baffle 506 to move outward, so that the electric control box body 3 is exposed. When the two baffles 506 are in contact with each other, the rotating handle 9 is turned counterclockwise to move the screw 8 downward. During the movement of the screw 8, the base 6 is driven to move downward in the protective box 2, so that the protective cover 4 is retracted into the protective box 2 to protect the main body 3 of the electric control box. During use, the air circulation inside the protective cover 4 can be increased by setting the through opening, so as to provide a better heat dissipation effect for the main body 3 of the electric control box. At the same time, the dustproof net 10 inside the through opening can block the dust from the outside to prevent the dust from entering the protective cover 4.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A protective structure for an electro-hydraulic actuator, comprising an actuator body (1), a protective box (2) and an electric control box body (3), characterized in that: A protective box (2) is installed at one end of the actuator body (1), a protective cover (4) is arranged inside the protective box (2), a sealing component (5) is arranged on the front of the protective cover (4), and the sealing components (5) are fixed into two groups and are symmetrically arranged; The sealing component (5) comprises a first connecting block (501), a second connecting block (502), a limiting block (503), a sliding rod (504), a sliding block (505), a baffle (506), a guide rod (507) and a spring (508); the first connecting block (501) and the second connecting block (502) are installed on the front of the protective cover (4); one end of the first connecting block (501) is installed with the guide rod (507); a through hole is opened in the middle of the first connecting block (501); the sliding rod (504) is slidably connected to the inside of the through hole; and the limiting block (504) is installed at one end of the sliding rod (504). The guide rod (507) is a guide block (503), the other end of the slide bar (504) is provided with a slide block (505), the slide block (505) is slidably connected to the outer surface of the guide rod (507), one end of the guide rod (507) passes through the slide block (505) and extends to the inside of the slide bar (504), the baffle (506) is installed on the lower surface of the slide block (505), the spring (508) is sleeved on the outer surface of the guide rod (507), one end of the spring (508) is installed on the outer surface of the second connection block (502), and the other end of the spring (508) is installed on the outer surface of the second connection block (502).

2. The protective structure of an electro-hydraulic actuator according to claim 1, characterized in that: The protection box (2) is slidably connected to a base (6), the upper surface of the base (6) is mounted with a protection cover (4) and an electric control box body (3), and the electric control box body (3) is located inside the protection cover (4).

3. The protective structure of an electro-hydraulic actuator according to claim 2, characterized in that: A support (7) is installed on the lower surface of the protection box (2), a threaded hole is opened in the middle of the support (7), a screw rod (8) is connected to the inner thread of the threaded hole, one end of the screw rod (8) extends into the interior of the protection box (2), and a screw rod (8) is installed on the lower surface of the base (6).

4. The protective structure of an electro-hydraulic actuator according to claim 3, characterized in that: A rotating handle (9) is mounted on one end of the screw rod (8) away from the base (6).

5. The protective structure of an electro-hydraulic actuator according to claim 1, characterized in that: The upper surface of the protective cover (4) is provided with a through opening.

6. The protective structure of an electro-hydraulic actuator according to claim 5, characterized in that: A dustproof net (10) is installed inside the through opening.

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