Waterproof cover for electric push rod

Abstract

The utility model relates to the technical field of electric push rods, and discloses a waterproof cover for an electric push rod, which comprises a gear box, the top of the gear box is fixedly connected with a guide pipe, the top of the gear box is provided with a groove, the inside of the groove is fixedly connected with an adsorption plate, and the adsorption plate is fixedly connected with the guide pipe. The top of the adsorption plate is provided with a sealing strip, the sealing strip is arranged in the groove, the top of the sealing strip is fixedly connected with a waterproof cover, the inner side of the waterproof cover is fixedly connected with an elastic piece, the other end of the elastic piece is fixedly connected with a water absorption plate, and the water absorption plate is arranged outside the guide pipe. And a sealing assembly is arranged at the top of the waterproof cover. According to the electric push rod, the two groups of sealing rings and sealing strips are arranged, water is prevented from entering the guide pipe and the gear box, the service life of the whole electric push rod is further prolonged, the sealing cover can be conveniently taken out of the waterproof cover through the locking block, and the waterproof cover and the water absorption plate can be conveniently overhauled and maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of electric push rods, in particular to a waterproof cover for the electric push rods. Background Art

[0002] Electric push rod, also known as linear drive, is a new type of linear actuator mainly composed of motor push rod and control device, which can be considered as an extension of the rotating motor in structure.

[0003] Electric actuators are commonly used in a variety of industrial and commercial applications, needing to operate in different environmental conditions, and sometimes needing to be protected from water and dust. Therefore, it is common practice to design waterproof covers for electric actuators to ensure long-term reliable operation of the equipment and reduce maintenance requirements.

[0004] However, the sealing effect between the conduit and the gear box in the prior art is poor, and water can easily enter the gear box and the conduit, causing a short circuit, motor failure or damage to other internal components, thereby reducing the life of the electric push rod during use. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a waterproof cover for an electric push rod, aiming to improve the problem in the prior art that the sealing effect between the conduit and the gear box is poor, resulting in circuit short circuit, motor failure or damage to other internal components, thereby reducing the life of the electric push rod during use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof cover for an electric push rod, comprising a gear box, a conduit is fixedly connected to the top of the gear box, a groove is opened on the top of the gear box, an adsorption plate is fixedly connected to the inside of the groove, a sealing strip is arranged on the top of the adsorption plate, the sealing strip is arranged inside the groove, the top of the sealing strip is fixedly connected to the waterproof cover, the inner side of the waterproof cover is fixedly connected to an elastic member, the other end of the elastic member is fixedly connected to a water absorption plate, the water absorption plate is arranged on the outside of the conduit, a sealing assembly is arranged on the top of the waterproof cover, and the sealing assembly is used to seal and repair the waterproof cover.

[0007] Furthermore, the sealing assembly includes a sealing cover, which is arranged on the top of the waterproof cover, and the bottom of the sealing cover is fixedly connected to a first rubber sealing ring, which is arranged on the outside of the catheter, and the bottom of the sealing cover is fixedly connected to a mounting ring, and the inside of the mounting ring is provided with through holes.

[0008] Furthermore, a second rubber sealing ring is fixedly connected to the outside of the mounting ring, and a top of the second rubber sealing ring is fixedly connected to the bottom of the sealing cover.

[0009] Furthermore, the second rubber sealing ring is arranged inside the sealing groove, the sealing groove is opened on the top of the waterproof cover, the top of the waterproof cover is opened with a mounting groove, and the inside of the mounting groove is provided with a mounting ring.

[0010] Furthermore, a push rod is arranged inside the conduit, and a motor is fixedly connected to the top of the gear box.

[0011] Furthermore, the exterior of the waterproof cover is fixedly connected with a locking block, and the interior of the locking block is slidably connected with a clamping rod.

[0012] Furthermore, the gear box is provided with through holes inside, and the through holes are slidably connected with a clamping rod inside.

[0013] Furthermore, the locking blocks are each provided with a movable groove inside, the movable groove is slidably connected to a movable plate inside, the movable plate is fixedly connected to a clamping rod inside, the outer side of the movable plate is fixedly connected to a spring, and the other end of the spring is fixedly connected to the inner side of the movable groove.

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

[0015] 1. In the utility model, the waterproof cover is clamped in the inside of the groove through the sealing strip, the waterproof cover is fixed in the inside of the groove through the adsorption plate, and the sealing cover is clamped in the inside of the mounting groove and the sealing groove through the mounting ring and the second rubber sealing ring. The two sets of sealing rings and sealing strips are arranged to prevent water from entering the conduit and the gear box, and to prevent rust from occurring inside the gear box, thereby improving the service life of the entire electric push rod.

[0016] 2. In the utility model, the mounting ring at the bottom of the sealing cover is released from restriction by pulling the clamping rod, so that the sealing cover can be taken out from the waterproof cover, and the waterproof cover and the water absorption plate can be inspected and maintained. When installing, the clamping rod is loosened, and the movable plate and the clamping rod are driven by the elasticity of the spring to restrict the mounting ring at the bottom of the sealing cover to the inside of the mounting groove. The operation is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of a waterproof cover for an electric push rod proposed by the utility model;

[0018] Figure 2 This is a partial structural expansion diagram of a waterproof cover for an electric push rod proposed by the utility model;

[0019] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 This is a partial structural cross-sectional view of a waterproof cover for an electric push rod proposed by the utility model;

[0021] Figure 5 A top view of a waterproof cover structure of a waterproof cover for an electric push rod proposed by the utility model;

[0022] Figure 6 The utility model is a partial structural schematic diagram of a waterproof cover for an electric push rod.

[0023] Legend:

[0024] 1. Conduit; 2. Push rod; 3. Gear box; 4. Waterproof cover; 5. Motor; 6. Sealing cover; 7. Mounting ring; 8. First rubber sealing ring; 9. Mounting groove; 10. Elastic member; 11. Water absorption plate; 12. Sealing strip; 13. Adsorption plate; 14. Groove; 15. Locking block; 16. Clamping rod; 17. Movable groove; 18. Movable plate; 19. Spring; 20. Through hole; 21. Sealing groove; 22. Second rubber sealing ring. 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] Reference Figure 3 , Figure 5 and Figure 6 The utility model provides an embodiment: a waterproof cover for an electric push rod, comprising a gear box 3, a conduit 1 is fixedly connected to the top of the gear box 3, a groove 14 is provided on the top of the gear box 3, an adsorption plate 13 is fixedly connected inside the groove 14, a sealing strip 12 is provided on the top of the adsorption plate 13, the sealing strip 12 is provided inside the groove 14, a waterproof cover 4 is fixedly connected to the top of the sealing strip 12, an elastic member 10 is fixedly connected to the inner side of the waterproof cover 4, the other end of the elastic member 10 is fixedly connected to a water absorbing plate 11, the water absorbing plate 11 is provided outside the conduit 1, a sealing assembly is provided on the top of the waterproof cover 4, the sealing assembly is used to seal and repair the waterproof cover 4, the sealing assembly comprises a sealing cover 6, the sealing cover 6 is provided on the top of the waterproof cover 4, a first rubber sealing ring 8 is fixedly connected to the bottom of the sealing cover 6, the first rubber sealing ring 8 is provided outside the conduit 1, a mounting ring 7 is fixedly connected to the bottom of the sealing cover 6, and a through hole 20 is provided inside the mounting ring 7.

[0027] The gear box 3 is used for transmission operation, the groove 14 is used to install the adsorption plate 13 and the sealing strip 12, the waterproof cover 4 is used for waterproofing, the sealing strip 12 cooperates with the groove 14 to seal the connection between the waterproof cover 4 and the gear box 3, the elastic member 10 is used to squeeze the water absorption plate 11, the water absorption plate 11 is used to absorb water to keep the conduit 1 in a dry state, the sealing cover 6 is used to seal the waterproof cover 4, the first rubber sealing ring 8 is used to seal the connection between the conduit 1 and the sealing cover 6, the through hole 20 in the mounting ring 7 is used to limit the mounting ring 7, and the mounting ring 7 is used to install the sealing cover 6.

[0028] Reference Figure 1 and Figure 6 A second rubber sealing ring 22 is fixedly connected to the outside of the mounting ring 7, the top of the second rubber sealing ring 22 is fixedly connected to the bottom of the sealing cover 6, the second rubber sealing ring 22 is arranged inside the sealing groove 21, the sealing groove 21 is opened on the top of the waterproof cover 4, the top of the waterproof cover 4 is provided with a mounting groove 9, the inside of the mounting groove 9 is provided with a mounting ring 7, the inside of the conduit 1 is provided with a push rod 2, and the top of the gear box 3 is fixedly connected with a motor 5.

[0029] The second rubber sealing ring 22 is used to seal the connection between the sealing cover 6 and the waterproof cover 4, the sealing groove 21 is used to engage the second rubber sealing ring 22, the mounting groove 9 is used to install the mounting ring 7, the push rod 2 is used for operation, and the motor 5 is used for driving the operation.

[0030] Reference Figure 2 , Figure 3 and Figure 4 The outside of the waterproof cover 4 is fixedly connected with a locking block 15, the inside of the locking block 15 is slidably connected with a clamping rod 16, the inside of the gear box 3 is provided with a through hole 20, the inside of the through hole 20 is slidably connected with the clamping rod 16, the inside of the locking block 15 is provided with a movable groove 17, the inside of the movable groove 17 is slidably connected with a movable plate 18, the inside of the movable plate 18 is fixedly connected with the clamping rod 16, the outside of the movable plate 18 is fixedly connected with a spring 19, and the other end of the spring 19 is fixedly connected to the inner side of the movable groove 17.

[0031] The locking block 15 is used to limit the sealing cover 6, the clamping rod 16 is used to limit the mounting ring 7, the through hole 20 is used for the clamping rod 16 to penetrate and limit, the movable groove 17 is used to limit the movable plate 18, and the movable plate 18 drives the clamping rod 16 to move through the compression spring 19. When the clamping rod 16 is released, the elastic force of the spring 19 resets the clamping rod 16 and the movable plate 18.

[0032] Working principle: When using the device, the waterproof cover 4 is clamped in the inside of the groove 14 through the sealing strip 12, and the sealing strip 12 is fixed in the inside of the groove 14 through the adsorption plate 13. The sealing cover 6 is clamped in the inside of the mounting groove 9 and the sealing groove 21 through the mounting ring 7 and the second rubber sealing ring 22. The two sets of sealing rings and the sealing strip 12 are set to prevent water from entering the conduit 1 and the gear box 3, and to prevent rust inside the gear box 3, thereby improving the service life of the entire electric push rod 2. When it is necessary to inspect the inside of the waterproof cover 4, the mounting ring 7 at the bottom 6 of the sealing cover is released by pulling the clamping rod 16, so that the mounting ring 7 is separated from the inside of the mounting groove 9, thereby removing the sealing cover 6 from the waterproof cover 4, which is convenient for inspecting and maintaining the waterproof cover 4 and the water absorption plate 11 therein. During installation, the clamping rod 16 is loosened, and the elasticity of the spring 19 drives the movable plate 18 and the clamping rod 16 to restrict the mounting ring 7 at the bottom of the sealing cover 6 to the inside of the mounting groove 9. The operation is simple and convenient.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waterproof cover for an electric push rod, comprising a gear box (3), characterized in that: The top of the gear box (3) is fixedly connected to a conduit (1), the top of the gear box (3) is provided with a groove (14), the interior of the groove (14) is fixedly connected to an adsorption plate (13), the top of the adsorption plate (13) is provided with a sealing strip (12), the sealing strip (12) is arranged inside the groove (14), the top of the sealing strip (12) is fixedly connected to a waterproof cover (4), the inner side of the waterproof cover (4) is fixedly connected to an elastic member (10), the other end of the elastic member (10) is fixedly connected to a water absorption plate (11), the water absorption plate (11) is arranged outside the conduit (1), and the top of the waterproof cover (4) is provided with a sealing component, the sealing component is used to seal and repair the waterproof cover (4).

2. The waterproof cover for an electric linear actuator according to claim 1, characterized in that: The sealing assembly comprises a sealing cover (6), wherein the sealing cover (6) is arranged on the top of the waterproof cover (4), the bottom of the sealing cover (6) is fixedly connected to a first rubber sealing ring (8), the first rubber sealing ring (8) is arranged outside the conduit (1), the bottom of the sealing cover (6) is fixedly connected to a mounting ring (7), and the inside of the mounting ring (7) is provided with a through hole (20).

3. The waterproof cover for an electric linear actuator according to claim 2, characterized in that: A second rubber sealing ring (22) is fixedly connected to the outside of the mounting ring (7), and the top of the second rubber sealing ring (22) is fixedly connected to the bottom of the sealing cover (6).

4. The waterproof cover for an electric linear actuator according to claim 3, characterized in that: The second rubber sealing ring (22) is arranged inside the sealing groove (21), the sealing groove (21) is opened on the top of the waterproof cover (4), the top of the waterproof cover (4) is provided with a mounting groove (9), and the inside of the mounting groove (9) is provided with a mounting ring (7).

5. The waterproof cover for an electric linear actuator according to claim 1, characterized in that: A push rod (2) is arranged inside the conduit (1), and a motor (5) is fixedly connected to the top of the gear box (3).

6. The waterproof cover for an electric linear actuator according to claim 1, characterized in that: The exterior of the waterproof cover (4) is fixedly connected to a locking block (15), and the interior of the locking block (15) is slidably connected to a clamping rod (16).

7. The waterproof cover for an electric linear actuator according to claim 1, characterized in that: The gear box (3) is provided with a through hole (20) inside, and the inside of the through hole (20) is slidably connected with a clamping rod (16).

8. The waterproof cover for an electric linear actuator according to claim 6, characterized in that: The locking blocks (15) are provided with movable grooves (17) inside, the movable grooves (17) are slidably connected with movable plates (18) inside, the movable plates (18) are fixedly connected with a clamping rod (16) inside, the outer sides of the movable plates (18) are fixedly connected with springs (19), and the other ends of the springs (19) are fixedly connected to the inner sides of the movable grooves (17).

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