Electric slip ring suitable for high-temperature environment

Abstract

The utility model relates to an electric slip ring, in particular to an electric slip ring suitable for a high-temperature environment, which comprises an electric slip ring body, liquid guide tanks, an annular cooling pipe and the like, the liquid guide tanks are fixedly connected with one side outside the electric slip ring body up and down, the annular cooling pipe is arranged inside the electric slip ring body, and the two liquid guide tanks are communicated with each other through the annular cooling pipe. The annular cooling pipe is annularly wound along the inner wall of the electric slip ring body. According to the utility model, the two liquid guide tanks are connected with the external cooling water tank and the external water pump through the connecting water pipes to form a closed-loop water cooling system. It is ensured that the electric slip ring body can keep a proper temperature during long-time work, and performance reduction or damage caused by overheating of the electric slip ring body is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to an electric slip ring, especially to an electric slip ring suitable for high temperature environment. BACKGROUND

[0002] The electric slip ring is a kind of slip ring for conducting electricity, and is most widely used in all slip ring series, also called brush, carbon brush, current collector ring, current collection ring, current collection ring, rotary joint, rotary electrical joint, and is specially used for transmitting power supply, signal power supply when continuously rotating without limitation. Today, the electric slip ring is widely used in mechanical and electrical equipment such as security and protection, factory automation, power, finance, instrument, chemical industry, metallurgy, medical treatment, aviation, military, ship, transportation, building, etc.

[0003] At present, in high temperature environment, the performance of ordinary electric slip ring may be affected, so that the stability of transmitted current power and weak signal cannot be guaranteed. In addition, high temperature may cause the structural parts of the electric slip ring to change, even burn out, thereby damaging the whole mechanical and electrical system.

[0004] Therefore, it is necessary to design an electric slip ring suitable for high temperature environment with cooling function. UTILITY MODEL CONTENT

[0005] In order to overcome the performance decline of ordinary electric slip ring in high temperature environment, the technical problem to be solved is to provide an electric slip ring suitable for high temperature environment with cooling function.

[0006] The technical scheme is: an electric slip ring suitable for high temperature environment, comprising an electric slip ring body, a liquid guide tank and an annular cooling pipe, the liquid guide tank is fixedly connected to the upper and lower sides of the outer side of the electric slip ring body, the annular cooling pipe is arranged in the electric slip ring body, the two liquid guide tanks are communicated with each other through the annular cooling pipe, and the annular cooling pipe is wound along the inner wall of the electric slip ring body in a ring shape.

[0007] Optionally, the guide sleeve is fixedly connected to the inside of the liquid guide tank, the rotating block is rotatably connected to the inside of the guide sleeve, the rotating block is provided with through holes for the cooling liquid to pass through, and the number of through holes in different regions of the rotating block is different.

[0008] Optionally, the rectangular frame is fixedly connected to the middle side of the outer side of the electric slip ring body, the motor is installed in the rectangular frame, the output shaft of the motor is connected with the gear, the rotating block is connected with the gear through the rack, and the rack is engaged with the rotating block and the gear.

[0009] Optionally, the infrared temperature measurer is installed on the side of the rectangular frame away from the electric slip ring, and the infrared temperature measurer is electrically connected with the control unit installed on the electric slip ring body.

[0010] Optionally, the liquid storage tank is fixedly connected to one side of the rectangular frame, the electric push rod is fixedly connected to one side of the liquid storage tank, the telescopic rod of the electric push rod is connected with the L-shaped plug rod, the liquid storage tank is communicated with the lower liquid guide tank through a pipe, and the electric push rod is electrically connected with the control unit mounted on the electric slip ring body.

[0011] Optionally, a plug rod is slidably connected to the opening of the liquid guide tank, and an elastic member is arranged between the outer side of the liquid guide tank and the plug rod, two ends of the elastic member being connected with the liquid guide tank and one end of the plug rod respectively, and the filter screen is movably connected to the opening of the liquid guide tank.

[0012] The utility model discloses beneficial effects are: 1, the utility model discloses a connecting water pipe is linked with the cooling water tank and water pump of external installation between two liquid guide tanks, forms the water cooling system of closed loop. Ensure that the electric slip ring body can keep the temperature of proper when long -time work, avoid the performance decline or damage caused by the overheating of electric slip ring body.

[0013] 2, utilize the real -time observation of infrared temperature measurer environmental temperature of electric slip ring body, and according to temperature change sends instruction to motor, drives gear to rotate to different degree, thereby adjusting the relative position of the area of different quantity through -hole on rotary block and guide sleeve sector -shaped through -hole, and then control the through -amount of cooling water. This intelligent adjustment mechanism can accurately control the cooling intensity according to actual needs, guarantees the cooling effect, and avoids unnecessary energy waste. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the three -dimensional structure schematic diagram of the utility model.

[0015] Figure 2 It is the three -dimensional structure schematic diagram of the utility model annular cooling pipe.

[0016] Figure 3 It is the three -dimensional structure sectional view of the utility model liquid guide tank and rectangular frame.

[0017] Figure 4 It is the three -dimensional structure sectional view of the utility model rectangular frame.

[0018] Figure 5 It is the three -dimensional structure sectional view of the utility model liquid guide tank.

[0019] Figure 6 It is the three -dimensional structure sectional view of the utility model liquid storage tank.

[0020] Figure 7 It is the three -dimensional structure schematic diagram of the utility model plug rod, elastic member and filter screen.

[0021] Marked in the drawing: 1-electric slip ring body, 2-liquid guide tank, 201-annular cooling pipe, 3-guide sleeve, 4-rotary block, 5-rectangular frame, 6-motor, 61-infrared temperature measurer, 7-gear, 8-rack, 9-liquid storage tank, 10-electric push rod, 11-L-shaped plug rod, 12-inserting rod, 13-elastic member, 14-filter screen. DETAILED DESCRIPTION

[0022] The embodiments of the utility model are described below with reference to the drawings.

[0023] Embodiment: a kind of electric slip ring suitable for high temperature environment, as shown in Figure 1 And Figure 2 It includes electric slip ring body 1, liquid guide tank 2 and annular cooling pipe 201, liquid guide tank 2 is fixedly connected to the upper and lower sides of the outside of electric slip ring body 1, annular cooling pipe 201 is arranged in the inside of electric slip ring body 1, two liquid guide tanks 2 are communicated with each other by annular cooling pipe 201, annular cooling pipe 201 is annularly wound along the inner wall of electric slip ring body 1, here, two liquid guide tanks 2 are connected with the cooling water tank and water pump outside by connecting water pipe, water pump pumps the cooling water in cooling water tank, and sends to the annular cooling pipe 201 arranged in the inside of lower liquid guide tank 2, and flows out from the upper liquid guide tank 2 and returns to cooling water tank, so that the electric slip ring body 1 is cooled by water cooling circulation.

[0024] As shown in Figure 5 Guide sleeve 3 is fixedly connected to the inside of liquid guide tank 2, rotary block 4 is rotatably connected to the inside of guide sleeve 3, rotary block 4 is provided with through hole for cooling liquid, the number of through holes in different regions of rotary block 4 is different, here, the side of guide sleeve 3 is provided with fan-shaped through hole, the through amount of cooling water is adjusted by covering different number of through holes in different regions of rotary block 4 through guide sleeve 3.

[0025] As shown in Figure 6 Liquid storage tank 9 is fixedly connected to one side of rectangular frame 5, electric push rod 10 is fixedly connected to one side of liquid storage tank 9, the telescopic rod of electric push rod 10 is connected with L-shaped plug rod 11, liquid storage tank 9 is communicated with lower liquid guide tank 2 through pipe, here, liquid storage tank 9 is provided with liquid, such as liquid nitrogen, for increasing cooling effect, electric push rod 10 is electrically connected with control unit installed on electric slip ring body 1 (control unit is not shown in the drawing as prior art).

[0026] As shown in Figure 3 And Figure 4As shown, the infrared temperature measurer 61 is installed on the side of the rectangular frame 5 away from the electric slip ring body 1, and the infrared temperature measurer 61 is electrically connected with the control unit installed on the electric slip ring body 1 (the control unit is not shown in the figure as prior art), here, the infrared temperature measurer 61 observes the working environment temperature of the electric slip ring body 1 in real time, and transmits the monitoring data to the control unit, and the control unit sends different instructions to the motor 6 and the electric push rod 10 according to different temperature preset by the system.

[0027] As shown in the figure, Figure 7 The plug rod 12 is slidably connected at the opening of the liquid guide tank 2, and the elastic member 13 is arranged between the outer side of the liquid guide tank 2 and the plug rod 12, and the two ends of the elastic member 13 are respectively connected with the liquid guide tank 2 and one end of the plug rod 12, and the filter screen 14 is movably connected at the opening of the liquid guide tank 2, here, by sliding the plug rod 12 outward, the elastic member 13 is compressed, and the limiting of the filter screen 14 is released, and then the filter screen 14 can be replaced, and after replacement, the elastic member 13 returns to the initial state, and drives the plug rod 12 to limit the filter screen 14.

[0028] When the electric slip ring body 1 is overheated due to long-time work, the water cooling can be used. At the same time, when the electric slip ring body 1 is overheated, the temperature of the working environment will be increased, the motor 6 drives the gear 7 to rotate at different degrees according to the instruction, the gear 7 drives the rack 8 to move up and down, and then drives the rotating block 4 meshing with the rack 8 to rotate. According to the different distribution of the number of through holes of the rotating block 4, the rotating block 4 is divided into three flow regions of large, medium and small, when the working environment temperature is not high, the control unit sends the clockwise rotation instruction to the motor 6, the motor 6 drives the gear 7 to rotate clockwise according to the instruction, the gear 7 drives the rack 8 to drive the rotating block 4 to rotate clockwise to the small flow region, so that the region with less number of through holes of the rotating block 4 is turned to the fan-shaped through hole of the guide sleeve 3, so that the cooling water passes in a small amount. When the working environment temperature is high, the control unit sends the counterclockwise rotation instruction to the motor 6, the motor 6 drives the gear 7 to rotate counterclockwise according to the instruction, the gear 7 drives the rack 8 to drive the rotating block 4 to rotate counterclockwise to the large flow region, and the region with more number of through holes of the rotating block 4 is turned to the fan-shaped through hole of the guide sleeve 3, so that the cooling water passes in a large amount, and then the cooling effect is increased. When the working environment temperature reaches the observation threshold, the control unit sends the instruction to the electric push rod 10, the electric push rod 10 pushes the L-shaped plug rod 11 upward according to the instruction, the L-shaped plug rod 11 no longer blocks the liquid storage tank 9, so that the liquid nitrogen and other liquids in the liquid storage tank 9 for increasing the cooling effect flow to the lower liquid guide tank 2, so as to participate in the water cooling work, and realize more efficient cooling.

[0029] The above is only the preferred embodiment of the present application, it should be pointed out that for ordinary skilled in the art, without departing from the principles of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A high temperature electric slip ring comprising an electric slip ring body (1), characterized in that, The utility model also includes liquid guide tank (2) and annular cooling pipe (201), and the outer side of electric slip ring body (1) is fixedly connected with liquid guide tank (2) on the upper and lower sides, the inside of electric slip ring body (1) is provided with annular cooling pipe (201), two liquid guide tanks (2) are communicated with each other through annular cooling pipe (201), and annular cooling pipe (201) is annularly wound along the inner wall of electric slip ring body (1).

2. The electrical slip ring for high temperature environment according to claim 1, wherein, The guide sleeve (3) is fixedly connected to the inside of the liquid guide tank (2), the rotating block (4) is rotatably connected to the inside of the guide sleeve (3), the rotating block (4) is provided with through holes for the cooling liquid to pass through, and the number of through holes in different regions of the rotating block (4) is different.

3. The electrical slip ring for high temperature environments of claim 2, wherein, The rectangular frame (5) is fixedly connected to the middle side of the outside of the electric slip ring body (1), the motor (6) is installed in the inside of the rectangular frame (5), the output shaft of the motor (6) is connected with the gear (7), the rotating block (4) and the gear (7) are connected through the rack (8), and the rack (8) is engaged with the rotating block (4) and the gear (7).

4. The electrical slip ring for high temperature environments of claim 3, wherein, The infrared temperature measurer (61) is installed on the side of the rectangular frame (5) away from the electric slip ring body (1), and the infrared temperature measurer (61) is electrically connected with the control unit installed on the electric slip ring body (1).

5. A high temperature electrical slip ring according to claim 4, wherein, The liquid storage tank (9) is fixedly connected to one side of the rectangular frame (5), the electric push rod (10) is fixedly connected to one side of the liquid storage tank (9), the telescopic rod of the electric push rod (10) is connected with the L-shaped plug rod (11), the liquid storage tank (9) and the lower liquid guide tank (2) are communicated through the pipe, and the electric push rod (10) is electrically connected with the control unit installed on the electric slip ring body (1).

6. The electrical slip ring for high temperature environments of claim 5, wherein, The plug rod (12) is slidably connected to the opening of the liquid guide tank (2), the elastic element (13) is arranged between the outer side of the liquid guide tank (2) and the plug rod (12), the two ends of the elastic element (13) are respectively connected with the liquid guide tank (2) and one end of the plug rod (12), and the filter screen (14) is movably connected to the opening of the liquid guide tank (2).

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