Electric actuating mechanism for cooling device

Abstract

The utility model discloses an electric actuating mechanism for a desuperheater, which belongs to the technical field of desuperheaters and comprises a protective underframe movably mounted on the outer side of a main body of the electric actuating mechanism, the protective underframe is formed by splicing two groups of same frames through locking components on two sides, and the top of the protective underframe is connected with a positioning clamping plate through a limiting frame. A protection box for protection is detachably mounted at the top of the positioning clamping plate through a positioning assembly, and filtering grids are movably mounted on the two sides of the protection box; the flow guide heat dissipation fan is embedded in the side surface of the protection bottom frame, and a dustproof filtering frame is arranged on the outer side of the flow guide heat dissipation fan; according to the utility model, the electric actuating mechanism can be protected, the direct contact with the working environment is reduced, the interference of the working environment in severe environments such as high temperature, humidity and the like is reduced, and control parts in the electric actuating mechanism are further prevented from being damaged, so that the service life of the device is prolonged, and the subsequent use and maintenance efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of desuperheating devices, in particular to an electric actuator for a desuperheating device. Background Technique

[0002] The desuperheating and pressure-reducing device is a steam thermal energy parameter (pressure, temperature) conversion device and an energy-saving device using waste heat widely used in the thermal energy projects of cogeneration of heat and power, centralized heat supply (or steam supply), and enterprises such as light industry, electric power, chemical industry, and textile in modern industry. Through this device, the steam parameters provided by users are reduced to the appropriate temperature and pressure required by users to meet the requirements of users, and can fully save thermal energy and reasonably use thermal energy. The actuator uses liquid, gas, electricity or other energy and converts it into a driving effect through a motor, cylinder or other devices, and most of the existing actuators in use are electric actuators.

[0003] However, after the electric actuator of the existing desuperheating device is installed in place, it is usually directly exposed in the working environment without any protective measures. Some electric actuators work in harsh environments such as high temperature and humidity for a long time, and are easily interfered by the working environment, resulting in damage to the control components in the electric actuator and shortening the service life of the device. Therefore, we need to propose an electric actuator for a desuperheating device. Summary of the Invention

[0004] The purpose of the utility model is to provide an electric actuator for a desuperheating device, which can protect the electric actuator, reduce direct contact with the working environment, reduce interference in harsh environments such as high temperature and humidity of the working environment, further prevent damage to the control components in the electric actuator, thereby improving the service life of the device and ensuring the subsequent use and maintenance efficiency, so as to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides: an electric actuator for a desuperheating device, including the main body of the electric actuator; a protective chassis movably installed outside the main body of the electric actuator, the protective chassis is composed of two identical frames spliced together by locking components on both sides, the top of the protective chassis is connected with a positioning card through a limiting frame, the top of the positioning card is detachably installed with a protective box for protective effect through a positioning component, and filtering grilles are movably installed on both sides of the protective box; a diversion and heat dissipation fan embedded on the side surface of the protective chassis, a dust-proof filter frame is arranged outside the diversion and heat dissipation fan, and reinforcement components for locking and positioning the position of the protective chassis are arranged on both sides of the diversion and heat dissipation fan.

[0006] Preferably, the locking assembly includes: fixed bottom plates symmetrically connected to the bottom of the protective chassis, and fixed rods installed on the surfaces of the fixed bottom plates; wherein, locking seats and connecting seats are respectively connected to both sides of the two identical frames, a locking sleeve rod is movably installed on the surface of the locking seat, a locking screw rod is movably installed on the surface of the connecting seat, and one end of the locking screw rod is threadedly connected to the inner wall of the locking sleeve rod.

[0007] Preferably, an assembly plate is provided on one side of the protective chassis, the flow guiding and heat dissipating fan is embedded on the surface of the assembly plate, assembly clamping rods are connected to the inner surface of the dust-proof filter frame, and the assembly clamping rods are movably inserted into the surface of the assembly plate.

[0008] Preferably, the reinforcement assembly includes: assembly side plates provided on both sides of the flow guiding and heat dissipating fan, and reinforcement arc plates movably connected to the assembly side plates; wherein, guide rods are connected to the outer surfaces of the reinforcement arc plates, the surfaces of the guide rods are slidably connected to the assembly side plates, and limiting cylinders are connected to the surfaces of the reinforcement arc plates below the guide rods.

[0009] Preferably, an adjusting rod is threadedly connected to the surface of the assembly side plate, and one end of the adjusting rod is rotatably connected to the inner wall of the limiting cylinder.

[0010] Preferably, the positioning assembly includes: an assembly clamping plate connected to the bottom of the protective box, and an anti-disengagement rod movably connected to the assembly clamping plate; wherein, the assembly clamping plate is movably inserted into the interior of the positioning clamping plate, a locking groove is formed on the surface of the protective chassis, the anti-disengagement rod is movably clamped inside the locking groove, and the end of the anti-disengagement rod penetrates through the assembly clamping plate and is clamped with the positioning clamping plate.

[0011] Preferably, the limiting frame is connected to the top of the protective chassis, and the positioning clamping plate is connected to the inner surface of the limiting frame.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] Through the coordinated setting of structures such as a protective chassis, a protective box, positioning card plates, positioning components, locking components, and reinforcement components, the protective chassis is assembled on both sides of the main body of the electric actuator and spliced. The locking sleeve rod on the surface of the locking seat is connected in cooperation with the locking screw on the surface of the connecting seat, which can limit the protective chassis and is connected and fixed by a fixing rod. By rotating the adjusting rod, the reinforcing arc plate can be moved towards the desuperheating device in cooperation with the guiding rod and clamped and fixed to ensure the stability of the protective chassis without problems such as deviation and inclination. The protective box is inserted into the positioning card plate at the top of the protective chassis through the assembly card plate. At the same time, the anti-detachment rod can be installed inside the assembly card plate through the locking groove by the diagonal installation method, so as to protect the main body of the electric actuator inside, and cooperate with the flow guiding and heat dissipation fans and dust-proof filter frames on both sides of the protective chassis to achieve the effects of heat dissipation and dust prevention for the main body of the electric actuator and improve the use effect of the equipment. Description of the Drawings

[0014] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 is a schematic diagram of the assembled state structure of the protective chassis of the present utility model;

[0016] Figure 3 is a schematic diagram of the disassembled state structure of the protective chassis of the present utility model;

[0017] Figure 4 is a schematic diagram of the structure of the reinforcing arc plate of the present utility model;

[0018] Figure 5 is a schematic diagram of the structure of the protective box of the present utility model.

[0019] In the figure: 1. Main body of the electric actuator; 2. Protective chassis; 3. Protective box; 4. Limiting frame; 5. Fixed bottom plate; 6. Fixing rod; 7. Positioning card plate; 8. Locking groove; 9. Assembly groove; 10. Locking seat; 11. Locking sleeve rod; 12. Connecting seat; 13. Locking screw; 14. Assembly plate; 15. Flow guiding and heat dissipation fan; 16. Dust-proof filter frame; 17. Assembly card rod; 18. Assembly side plate; 19. Reinforcing arc plate; 20. Limiting cylinder; 21. Guiding rod; 22. Adjusting rod; 23. Filter grille; 24. Assembly card plate; 25. Anti-detachment rod. Detailed Implementation Modes

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-5 , the present utility model provides an electric actuator for a temperature reduction device, including an electric actuator main body 1; a protective bottom frame 2 movably installed outside the electric actuator main body 1, the protective bottom frame 2 is composed of two identical frames spliced by locking components on both sides, the top of the protective bottom frame 2 is connected with a positioning card plate 7 through a limiting frame 4, the top of the positioning card plate 7 is detachably installed with a protective box 3 for protective effect through a positioning component, and two sides of the protective box 3 are movably installed with filter grilles 23; a diversion heat dissipation fan 15 embedded in the side surface of the protective bottom frame 2, a dust-proof filter frame 16 is arranged outside the diversion heat dissipation fan 15, and two sides of the diversion heat dissipation fan 15 are provided with a reinforcement component for locking and positioning the position of the protective bottom frame 2.

[0022] It should be noted that through the cooperation of structures such as the protective bottom frame 2, the protective box 3, the positioning card plate 7, the diversion heat dissipation fan 15, the positioning component, the locking component and the reinforcement component, the electric actuator can be protected, the direct contact with the working environment can be reduced, the interference under harsh environments such as high temperature and humidity in the working environment can be reduced, and further damage to the control components in the electric actuator can be prevented, thereby improving the service life of the device and ensuring the subsequent use and maintenance efficiency.

[0023] Specifically, the locking component includes: fixed bottom plates 5 symmetrically connected to the bottom of the protective bottom frame 2, and fixing rods 6 installed on the surfaces of the fixed bottom plates 5; wherein, locking seats 10 and connecting seats 12 are respectively connected to both sides of the two identical frames, a locking sleeve rod 11 is movably installed on the surface of the locking seat 10, a locking screw rod 13 is movably installed on the surface of the connecting seat 12, and one end of the locking screw rod 13 is threadedly connected to the inner wall of the locking sleeve rod 11.

[0024] Among them, the protective bottom frame 2 plays a role in loading the protective box 3 and has an effect on installing the diversion heat dissipation fan 15, the fixing rod 6 is a structure for splicing and fixing the protective bottom frame 2, the locking seat 10 is a structure for limiting and assembling the locking sleeve rod 11, the connecting seat 12 is a structure for limiting the locking screw rod 13, and a threaded hole matching the locking screw rod 13 is opened inside one end of the locking sleeve rod 11, which is convenient for installing and limiting the protective bottom frame 2 as needed.

[0025] The limit frame 4 is connected to the top of the protective base frame 2, and the positioning card plate 7 is connected to the inner surface of the limit frame 4. A mounting plate 14 is provided on one side of the protective base frame 2, and a guide cooling fan 15 is embedded on the surface of the mounting plate 14. The inner surface of the dust filter frame 16 is connected to an assembly card rod 17, and the assembly card rod 17 is movably inserted on the surface of the mounting plate 14.

[0026] Furthermore, the limit frame 4 has the effect of limiting the position of the protective base frame 2, the positioning card plate 7 is a structure for limiting the assembly of the protective box 3, the assembly plate 14 is a structure for assembling the diversion heat dissipation fan 15, and is convenient for installing the dust filter frame 16, and the assembly card rod 17 is a positioning structure for the dust filter frame 16 to be assembled on the assembly plate 14.

[0027] The reinforcement assembly includes: an assembly side plate 18 connected to both sides of the assembly plate 14, and a reinforcement arc plate 19 movably connected to the assembly side plate 18; wherein, the outer surface of the reinforcement arc plate 19 is connected to a guide rod 21, the surface of the guide rod 21 is slidably connected to the assembly side plate 18, and the surface of the reinforcement arc plate 19 below the guide rod 21 is connected to a limiting cylinder 20. The surface of the assembly side plate 18 is threadedly connected to an adjustment rod 22, and one end of the adjustment rod 22 is rotatably connected to the inner wall of the limiting cylinder 20.

[0028] Furthermore, the assembly side panel 18 is a structure for assembling the reinforcement arc plate 19. By rotating the adjusting rod 22 on the assembly side panel 18, the reinforcement arc plate 19 can be controlled to move forward and backward in cooperation with the limiting cylinder 20. At the same time, the sliding limiting effect between the guide rod 21 and the assembly side panel 18 can effectively ensure the stability of the reinforcement arc plate 19 during movement, as well as the subsequent clamping effect, thereby reducing the waterproof deviation and shaking.

[0029] The positioning component includes: an assembly card plate 24 connected to the bottom of the protective box 3, and an anti-slip rod 25 movably connected to the assembly card plate 24; wherein, the assembly card plate 24 is movably inserted into the interior of the positioning card plate 7, and a locking groove 8 is provided on the surface of the protective base frame 2, the anti-slip rod 25 is movably clamped in the locking groove 8, and the end of the anti-slip rod 25 passes through the assembly card plate 24 and is clamped with the positioning card plate 7.

[0030] In addition, the protective box 3 plays a protective role on the electric actuator body 1 and can effectively prevent interference from the external environment. There is no limit on the size of the filter grilles 23 on both sides of the protective box 3, and a smaller structure can be set. The liquid can be installed in multiple groups. The assembly card plate 24 and the anti-slip rod 25 are positioning structures for installing the protective box 3 on the positioning card plate 7 to prevent shaking and falling.

[0031] The protective chassis 2 is assembled on both sides of the main body 1 of the electric actuator through the assembly grooves 9 and spliced. The locking sleeve rod 11 on the surface of the locking seat 10 is connected in cooperation with the locking screw rod 13 on the surface of the connecting seat 12, which can limit the protective chassis 2 and is connected and fixed by the fixing rod 6. By rotating the adjusting rod 22, the reinforcing arc plate 19 can be moved towards the desuperheating device in cooperation with the guide rod 21 and clamped and fixed to ensure the stability of the protective chassis 2 without problems such as deviation and inclination. The protective box 3 is inserted into the positioning card plate 7 at the top of the protective chassis 2 through the assembly card plate 24. At the same time, the diagonal installation method can be adopted. The anti-disengagement rod 25 is installed inside the assembly card plate 24 through the locking groove 8, so as to protect the main body 1 of the internal electric actuator. And in cooperation with the flow guiding and heat dissipation fans 15 and the dust-proof filter frames 16 on both sides of the protective chassis 2, it can play a role in heat dissipation and dust prevention for the main body 1 of the electric actuator, improving the use effect of the equipment.

[0032] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric actuator for a desuperheating device, characterized in that, Including: Electric actuator main body (1): A protective chassis (2) movably installed outside the electric actuator main body (1), the protective chassis (2) is composed of two identical frames spliced together by locking components on both sides, the top of the protective chassis (2) is connected with a positioning card plate (7) through a limit frame (4), the top of the positioning card plate (7) is detachably installed with a protective box (3) for protection through a positioning component, and filtering grilles (23) are movably installed on both sides of the protective box (3); A diversion and heat dissipation fan (15) embedded in the side surface of the protective chassis (2), a dust-proof filter frame (16) is arranged outside the diversion and heat dissipation fan (15), and reinforcing components for locking and positioning the position of the protective chassis (2) are arranged on both sides of the diversion and heat dissipation fan (15).

2. The electric actuator for a temperature reduction device according to claim 1, characterized in that: The locking component includes: Fixed bottom plates (5) symmetrically connected to the bottom of the protective chassis (2), and Fixed rods (6) installed on the surfaces of the fixed bottom plates (5); Among them, locking seats (10) and connecting seats (12) are respectively connected to both sides of the two identical frames, a locking sleeve rod (11) is movably installed on the surface of the locking seat (10), a locking screw rod (13) is movably installed on the surface of the connecting seat (12), and one end of the locking screw rod (13) is threadedly connected to the inner wall of the locking sleeve rod (11).

3. The electric actuator for a desuperheating device according to claim 1, wherein: An assembly plate (14) is arranged on one side of the protective chassis (2), the diversion and heat dissipation fan (15) is embedded in the surface of the assembly plate (14), an assembly clamping rod (17) is connected to the inner surface of the dust-proof filter frame (16), and the assembly clamping rod (17) is movably inserted into the surface of the assembly plate (14).

4. The electric actuator for a desuperheating device according to claim 1, wherein: The reinforcing component includes: Assembly side plates (18) arranged on both sides of the diversion and heat dissipation fan (15), and Reinforcing arc plates (19) movably connected to the assembly side plates (18); Among them, a guide rod (21) is connected to the outer surface of the reinforcing arc plate (19), the surface of the guide rod (21) is slidably connected to the assembly side plate (18), and a limit cylinder (20) is connected to the surface of the reinforcing arc plate (19) below the guide rod (21).

5. The electric actuator for a desuperheating device according to claim 4, characterized in that: An adjusting rod (22) is threadedly connected to the surface of the assembly side plate (18), and one end of the adjusting rod (22) is rotatably connected to the inner wall of the limit cylinder (20).

6. The electric actuator for a desuperheating device according to claim 1, wherein: The positioning component includes: An assembly clamping plate (24) connected to the bottom of the protective box (3), and An anti-disengagement rod (25) movably connected to the assembly clamping plate (24); Among them, the assembly clamping plate (24) is movably inserted into the inside of the positioning card plate (7), a locking groove (8) is formed on the surface of the protective chassis (2), the anti-disengagement rod (25) is movably clamped inside the locking groove (8), and the end of the anti-disengagement rod (25) penetrates through the assembly clamping plate (24) and is clamped with the positioning card plate (7).

7. The electric actuator for a desuperheating device according to claim 1, characterized in that: The limit frame (4) is connected to the top of the protective chassis (2), and the positioning card plate (7) is connected to the inner surface of the limit frame (4).

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