Electric rudder control device

Abstract

The utility model discloses an electric rudder control device which comprises a bottom shell, a middle shell is fixed to the upper portion of the bottom shell through bolts, a cooling shell is fixed to the upper portion of the middle shell through bolts, an upper shell is fixed to the upper portion of the cooling shell through bolts, and a sealing strip is attached between the upper shell and the cooling shell. A motor and a potentiometer are installed in the bottom shell, the output end of the motor and the output end of the potentiometer are connected with a gear set, and a steering wheel is installed at the shaft end of the gear set. And a gear groove is formed in the cooling shell, the upper portion of the gear groove communicates with an oil filling port, and the upper end of the oil filling port is in threaded connection with a sealing cover. According to the electric rudder control device, cooling liquid flows in the gear groove through the liquid inlet pipe, the condensation pipe and the liquid discharge pipe, heat of lubricating oil in the gear groove is concentrated to the condensation pipe in cooperation with the cooling fins, the lubricating liquid is cooled more quickly, the cooled lubricating liquid makes contact with the gear set, and the gear set can be cooled quickly while being lubricated.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric rudder technology field, concretely is electric rudder control device. BACKGROUND

[0002] Electric rudder system as an important servo mechanism, is widely used in the control system of aircraft, ship, missile and other aircraft, electric rudder control refers to the steering gear through electric motor drive, realizes the rotation operation of rudder surface.

[0003] At present, electric rudder control device when using, its will produce heat, heat accumulation in electric rudder control device, can damage its internal components, influence its service life, can not realize its cooling while lubricating its drive gear set, cooling efficiency is low, and gear parts are easy to wear, therefore we put forward electric rudder control device to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a electric rudder control device to solve the above background technology proposes the electric rudder control device on the market when using, its will produce heat, heat accumulation in electric rudder control device, can damage its internal components, influence its service life, can not realize its cooling while lubricating its drive gear set, cooling efficiency is low, and gear parts are easy to wear.

[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: electric rudder control device, including bottom shell, the upper bolt of bottom shell is fixed with middle shell, the upper bolt of middle shell is fixed with cooling shell, the upper bolt of cooling shell is fixed with upper shell, and the seal strip is attached between upper shell and cooling shell.

[0006] The inside installation of bottom shell has motor and potentiometer, and the output end of motor and potentiometer is connected with gear set, and the axle end of gear set is installed with rudder disc;

[0007] The inside of cooling shell is set with gear groove, and the upper communication of gear groove has oil filler, and the upper end of oil filler is connected with sealing cover with screw thread;

[0008] The right end of cooling shell is penetrated with liquid inlet pipe, and one end of liquid inlet pipe is communicated with condenser pipe, and the end of condenser pipe away from liquid inlet pipe is communicated with liquid outlet pipe, and liquid outlet pipe penetrates the left end of cooling shell, and the outer wall of condenser pipe is installed with radiating fin.

[0009] Preferably, the outer shape of the sealing strip is adapted to the upper shell and the cooling shell, and the sealing strip is compressed between the upper shell and the cooling shell.

[0010] Preferably, the oil filler penetrates the side wall of the cooling shell, and the lowest point of the oil filler is higher than the highest point of the gear set.

[0011] Preferably, the condenser pipe is in an "S" shape, and the condenser pipe is communicated between the liquid inlet pipe and the liquid outlet pipe.

[0012] Preferably, the cooling fins are uniformly distributed on the condenser pipe, and the cooling fins are in a circular ring structure.

[0013] Preferably, the gear set is located in the gear groove, and gaps exist between the gear groove, the condenser pipe and the cooling fins.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] (1) The electric rudder control device is fixed through bolts between the bottom shell, the middle shell, the cooling shell and the upper shell, which facilitates disassembly and assembly and maintenance of the internal parts of the electric rudder control device.

[0016] (2) The electric rudder control device utilizes the liquid inlet pipe, the condenser pipe and the liquid outlet pipe to make the cooling liquid flow in the gear groove, and cooperates with the cooling fins to concentrate the heat of the lubricating oil in the gear groove to the condenser pipe, so that the lubricating liquid is cooled more quickly, and the cooled lubricating liquid contacts the gear set, thereby lubricating and cooling the gear set quickly. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is an explosion structure schematic view of the utility model;

[0019] Figure 3 It is a cooling shell structure schematic view of the utility model;

[0020] Figure 4 It is a middle shell structure schematic view of the utility model;

[0021] Figure 5 It is a condenser pipe structure schematic view of the utility model.

[0022] In the drawing: 1, bottom shell; 2, middle shell; 3, motor; 4, potentiometer; 5, cooling shell; 6, sealing strip; 7, upper shell; 8, gear groove; 9, oil filler; 10, sealing cover; 11, gear set; 12, liquid outlet pipe; 13, liquid inlet pipe; 14, condenser pipe; 15, cooling fin; 16, rudder disc. DETAILED DESCRIPTION

[0023] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of the utility model protection.

[0024] Please refer to Figures 1-5 The utility model provides the following technical scheme: electric rudder control device, including bottom shell 1, the top bolt of bottom shell 1 is fixed with middle shell 2, the top bolt of middle shell 2 is fixed with cooling shell 5, the top bolt of cooling shell 5 is fixed with upper shell 7, and the sealing strip 6 is attached between upper shell 7 and cooling shell 5;

[0025] Further, the outer shape of the sealing strip 6 is adapted to the upper shell 7 and the cooling shell 5, and the sealing strip 6 is compressed between the upper shell 7 and the cooling shell 5, which can reduce the gap between the upper shell 7 and the cooling shell 5 and avoid leakage of lubricating oil.

[0026] The inside of the bottom shell 1 is provided with a motor 3 and a potentiometer 4, and the output end of the motor 3 and the potentiometer 4 is connected with a gear set 11, and the shaft end of the gear set 11 is provided with a rudder disc 16.

[0027] Further, the gear set 11 is located inside the gear groove 8, and there is a gap between the gear groove 8 and the condenser pipe 14 and the cooling fin 15, which can ensure the smooth operation of the gear set 11.

[0028] The inside of the cooling shell 5 is provided with a gear groove 8, and the upper end of the gear groove 8 is communicated with an oil filler hole 9, and the upper end of the oil filler hole 9 is threadedly connected with a sealing cover 10.

[0029] Further, the oil filler hole 9 penetrates the side wall of the cooling shell 5, and the lowest point of the oil filler hole 9 is higher than the highest point of the gear set 11, so that lubricating oil can be added to the gear groove 8 through the oil filler hole 9, and the liquid level of the lubricating oil can be higher than the gear set 11.

[0030] The right end of the cooling shell 5 is penetrated by a liquid inlet pipe 13, one end of the liquid inlet pipe 13 is communicated with a condenser pipe 14, the end of the condenser pipe 14 away from the liquid inlet pipe 13 is communicated with a liquid outlet pipe 12, the liquid outlet pipe 12 penetrates the left end of the cooling shell 5, and the outer wall of the condenser pipe 14 is provided with a cooling fin 15.

[0031] Further, the condenser pipe 14 is in "S" shape, and the condenser pipe 14 is communicated between the liquid inlet pipe 13 and the liquid outlet pipe 12, so that the cooling liquid flows in the condenser pipe 14 to cool the lubricating oil.

[0032] Further, the radiating fins 15 are evenly distributed on the condensing pipe 14, and the radiating fins 15 are circular ring structures, so that the heat can be concentrated on the condensing pipe 14 by the radiating fins 15 to realize heat exchange.

[0033] Specifically, the bottom shell 1, the middle shell 2, the cooling shell 5 and the upper shell 7 are fixed by bolts, so that they can be conveniently disassembled and assembled, and after assembly, the sealing cover 10 at the upper end of the oil filler port 9 is disassembled, the lubricating oil is added into the gear groove 8 through the oil filler port 9, the lubricating oil level is higher than the gear set 11, the sealing cover 10 is screwed to the upper end of the oil filler port 9 to seal it, and the sealing strip 6 is attached between the upper shell 7 and the cooling shell 5 to seal them, so as to prevent the lubricating oil from leaking between the upper shell 7 and the cooling shell 5, and when the control motor 3 cooperates with the potentiometer 4 to rotate the gear set 11, the gear set 11 works in the lubricating oil in the gear groove 8, so that the gear set 11 can be continuously lubricated to ensure smooth operation.

[0034] The end of the liquid inlet pipe 13 is connected with a cooling liquid delivery pipe in the equipment cooling system, and the end of the liquid outlet pipe 12 is connected with a cooling liquid discharge pipe in the equipment cooling system, so that the cooling liquid can enter the condensing pipe 14 from the liquid inlet pipe 13, the cooling liquid in the condensing pipe 14 can be used to cool the lubricating oil in the gear groove 8, and the distribution of the radiating fins 15 can concentrate heat on the condensing pipe 14 to rapidly cool the lubricating liquid, and the cooled lubricating liquid can contact the gear set 11 to rapidly cool it.

[0035] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An electrically powered rudder control device comprising a base housing (1), characterised in that: The bottom shell (1) is bolted with the middle shell (2), the middle shell (2) is bolted with the cooling shell (5), the cooling shell (5) is bolted with the upper shell (7), the upper shell (7) and the cooling shell (5) are attached with the sealing strip (6); The bottom shell (1) is internally mounted with the motor (3) and the potentiometer (4), the output end of the motor (3) and the potentiometer (4) is connected with the gear set (11), the shaft end of the gear set (11) is mounted with the steering wheel (16); The inside of the cooling shell (5) is provided with the gear groove (8), the upper end of the gear groove (8) is communicated with the oil inlet (9), the upper end of the oil inlet (9) is screwed with the sealing cover (10); The right end of the cooling shell (5) is penetrated with the liquid inlet pipe (13), one end of the liquid inlet pipe (13) is communicated with the condenser pipe (14), the end of the condenser pipe (14) away from the liquid inlet pipe (13) is communicated with the liquid outlet pipe (12), the liquid outlet pipe (12) penetrates the left end of the cooling shell (5), the outer wall of the condenser pipe (14) is mounted with the cooling fin (15).

2. An electrically powered rudder control device according to claim 1, characterised in that: The outer shape of the sealing strip (6) is adapted to the upper shell (7) and the cooling shell (5), the sealing strip (6) is compressed between the upper shell (7) and the cooling shell (5).

3. An electrically powered rudder control device according to claim 1, characterised in that: The oil inlet (9) penetrates the side wall of the cooling shell (5), the lowest point of the oil inlet (9) is higher than the highest point of the gear set (11).

4. An electrically powered rudder control device according to claim 1, characterised in that: The condenser pipe (14) is distributed in "S" shape, the condenser pipe (14) is communicated between the liquid inlet pipe (13) and the liquid outlet pipe (12).

5. An electrically powered rudder control device according to claim 1, wherein: The cooling fin (15) is evenly distributed on the condenser pipe (14), the cooling fin (15) is circular ring structure.

6. An electrically powered rudder control device according to claim 1, wherein: The gear set (11) is located in the inside of the gear groove (8), the gear groove (8) and the condenser pipe (14) and the cooling fin (15) all have gaps.

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