CN210957739U - An electric locomotive deicing device - Google Patents

Abstract

The utility model discloses an electric locomotive defroster, which comprises a frame body and a base, wherein the frame body is arranged above the base, limiting blocks are arranged at two ends of the frame body, grooves are arranged at the upper sides of the limiting blocks, and electric wires are arranged in the grooves; a rotating mechanism, a striking mechanism, a crushing mechanism and a limiting mechanism are sequentially arranged in the shell from front to back; the ice cubes drooping on the electric wire are knocked down through the arranged rotating mechanism, the ice cubes move up and down on the screw rod through the moving block, and the height of the rotating disc from the electric wire is adjusted; finally, the fourth motor drives the telescopic transmission shaft and the hob to move through the left and right clamping type arrangement of the frozen solid ice attached to the electric wire, and the frozen solid ice is peeled off, so that a good deicing effect is achieved.

Description

An electric locomotive deicing device

technical field

The utility model belongs to the technical field of deicing of electric locomotives, in particular to a deicing device for electric locomotives.

Background technique

Electric locomotives are the main traction mode for high-speed and load-bearing railway transportation, and the problem of catenary icing has become a frequent problem of electrified railways in the northern cold regions in winter, and seriously affects the normal transportation of electric locomotives; wire icing is caused by temperature, humidity, and cold and warm air convection. It is a comprehensive physical phenomenon determined by factors such as , circulation and wind; when fog or water droplets in the air collide and freeze on the surface of transmission line conductors below zero, icing occurs.

At present, manual deicing and auxiliary spraying of melting agent are mostly used for deicing of catenary, which has low deicing efficiency and poor effect. In addition, there is thermal deicing method, which uses additional heat source or self-heating to deicing electric wires. Dielectric loss technology produced by high frequency and high voltage excitation and pulse electrothermal deicing technology, this method consumes a lot of energy, and the investment cost of equipment is high.

Chinese patent application 201810553350.9 discloses a cable deicing device, including: a motor device, a roller, a rotating shaft, a motor, a cable, a connecting rod, a connecting shaft, a deicing device, a heating device, an electric heating wire, a power supply, and a switching device. The novel provides a cable deicing device that can heat the ice layer, thereby facilitating the dissolution of the ice layer in the process.

In the above-mentioned prior art, deicing the cable by additional heat source, on the one hand, consumes a lot of energy and expensive equipment, on the other hand, the implementation is difficult, the heating temperature is difficult to control, and the cable is easily damaged.

Utility model content

In view of the deficiencies of the prior art, the purpose of the present invention is to provide a deicing device for an electric locomotive, which solves the problems raised in the background art.

The utility model provides the following technical solutions:

An electric locomotive deicing device includes a frame body and a base, the frame body is arranged above the base, the two ends of the frame body are provided with restriction blocks, and the upper side of the restriction blocks is provided with grooves , there are wires in the groove; the inside of the casing is sequentially provided with a rotating mechanism, a beating mechanism, a crushing mechanism, and a limiting mechanism;

The hitting mechanism includes a first motor, the first motor is connected to the frame body, a crankshaft is connected to the output shaft of the first motor, and two sides of the crankshaft are respectively connected to a first linkage rod and a second linkage rod; The other end of a linkage rod is connected with a first rocker, and the other end of the first rocker is connected with the striking block; the other end of the second linkage rod is connected with a second rocker, and the other end of the second rocker is connected with the striker Hit the block; the hit block is in the middle of the clamping structure to clamp the electric wire.

Preferably, the rotating mechanism is located just below the wire; the rotating mechanism includes a support frame and a second motor, the support frame is connected to the frame body, and the motor is arranged at the bottom of the support frame and is connected to the second motor. The support frame is connected, the output shaft of the second motor is connected with a screw rod, and the other end of the screw rod is rotatably connected with the support frame through a bearing; the screw rod is sleeved with a moving block, and the inner side of the moving block is provided with an internal thread and a screw rod. The rod is rotatably connected, the outer side wall of the moving block is connected with a first connecting rod, the other end of the first connecting rod is vertically connected with a third motor, and the output shaft of the third motor is connected with a roulette, and the outer side of the roulette is connected. The wall is symmetrically connected with two steel ropes,

The other ends of the two steel ropes are connected with hammers.

Preferably, the crushing mechanism includes at least two fourth motors, the two fourth motors are fixedly connected to the bottom of the frame body, and the output shafts of the two fourth motors are connected with telescopic transmission shafts, so The other end of the telescopic transmission shaft is provided with a hob.

Preferably, the height of the hob is the same as the height of the wire, and the distance between the hob and the wire is in the range of 5-10 mm.

Preferably, the two sets of hob are located on the left and right sides of the wire.

Preferably, the limiting mechanism includes a fixing rod, the fixing rod is connected with the frame body, the positions of the fixing rod near both ends are vertically provided with a second connecting rod, and the other end of the second connecting rod is Connect the limit wheel.

Preferably, the outer side wall of the limiting wheel is a concave mechanism, and the limiting wheel can clamp the wires from both sides.

Preferably, an arc-shaped groove is formed on the side of the hitting block close to the electric wire, and the inside of the arc-shaped groove is a tooth-like structure.

Preferably, a support rod is provided between the first rocker and the second rocker, and the support rod is rotatably connected to the first rocker and the second rocker through a pin shaft.

Preferably, the first linkage rod and the first rocker are rotatably connected through a pin shaft; the second linkage rod and the second rocker are rotatably connected through a pin shaft.

Preferably, the hammer is located below the electric wire, and the height can be adjusted through the screw rod, which is convenient for adjustment during use.

Preferably, the steel rope and the hammer are located 1-3 cm below the wire, and the moving block moves up and down on the screw rod to adjust the height of the turntable from the wire.

Preferably, in order to enhance the deicing effect of the device and increase the deicing efficiency, it is advisable to adjust the third motor and the radius R of the steel rope between 18.5-35.5 cm, and the ratio of the length of the lead screw to the diameter of the wire is 5 :1, the angle is 80-10 degrees, vertical is the best.

Preferably, the output rotation speed of the third motor should reach a suitable rotation speed N, and the rotation speed should be 3-10 times of continuous tapping on the ice touched in front. A small number of times means that the output of the motor is too large and the rotation speed is too fast, which is uneconomical; will affect the forward speed; then the centrifugal force F received by the hammer satisfies the following relationship:

F=α·N ^1/3 ·R;

The unit of N is r/min; the unit of R is cm; α is the relationship factor, the value range is 0.125-4.368.

Preferably, in order to further increase the deicing effect, the kinetic energy E of the hammer satisfies the following relationship:

E=βmπRF;

m is the mass of the ball, in g; E is in joules; β is the relationship factor, ranging from 1.56 to 6.34.

In addition, when using the technical solution for deicing, the base can be fixed on the top of the electric locomotive, the electric locomotive can be used to take electricity, the electric wire can be limited by the limit block and the limit wheel, and the sag can be hung on the electric wire by the provided rotating mechanism. The large ice cube is shot down, and then drives the rocker through the crankshaft, further drives the hitting block, and hits the ice cube attached to the skin of the wire, so that the ice cube attached to the wire falls off, and finally the ice cube attached to the wire falls off. The frozen solid ice on the hob is driven by the fourth motor to drive the telescopic drive shaft and the hob, and the left and right sandwich settings are used to peel off the frozen solid ice, so as to achieve a good deicing effect; And the wire is kept at 5-10mm to ensure that the hob blade will not contact the wire during deicing to prevent damage to the wire.

In the technical solution, the battery can be provided in the frame to supply power, the base can be directly installed on the top of the electric scooter, and all the motors can be driven by the battery to complete the deicing work.

Through the bottom rotating mechanism and the side hitting mechanism, crushing mechanism and limit mechanism, the upper part of the wire is exposed, which can be deiced during driving, and effectively prevent the insulator above the wire from blocking. This technical solution is installed. On the roof, the ice is removed when the electric locomotive is running, which greatly improves the deicing efficiency.

Compared with the prior art, the utility model has the following beneficial effects:

(1) An electric locomotive deicing device of the present utility model, the large ice cubes hanging down on the wires are shot down by the provided rotating mechanism, and the moving blocks are moved up and down on the screw rods to adjust the height of the turntable from the wires; The frozen solid ice on the wire is driven by the fourth motor to drive the telescopic drive shaft and the hob, and the left and right sandwich settings are used to peel off the frozen solid ice, so as to achieve a good deicing effect.

(2) A deicing device for an electric locomotive of the present invention, the first linkage rod and the second linkage rod are driven by the provided crankshaft, and further drive the beating block with the arc-shaped groove. The hitting mechanism further crushes the ice coating on the surface of the wire, further increasing the deicing effect.

(3) The utility model is an electric locomotive deicing device, which exposes the upper part of the electric wire through the lower rotating mechanism and the lateral hitting mechanism, the crushing mechanism and the limiting mechanism, which can be used for deicing during driving. , effectively preventing the insulators above the wires from blocking, installing the technical solution on the roof of the vehicle to remove ice when the electric locomotive is running, greatly improving the deicing efficiency.

(4) An electric locomotive deicing method of the present utility model, through the provided rotating mechanism, hitting mechanism, and crushing mechanism, each mechanism cooperates with deicing, so as to achieve complete removal of the wire ice coating, improve the deicing effect and remove the ice. Ice efficiency.

(5) The utility model is a deicing device for electric locomotives. By limiting R, N and m, it is convenient to adjust the centrifugal force and kinetic energy of the hammer, thereby enhancing the deicing effect and speeding up the deicing efficiency.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without any creative effort.

Figure 1 is a front view of an electric locomotive deicing device of the present invention.

Figure 2 is a top view of a deicing device for an electric locomotive according to the present invention.

FIG. 3 is a schematic diagram of a rotating mechanism of an electric locomotive deicing device of the present invention.

4 is a schematic diagram of a crushing mechanism of an electric locomotive deicing device of the present invention.

Fig. 5 is a schematic diagram of the limiting mechanism of an electric locomotive deicing device of the present invention.

FIG. 6 is a schematic structural diagram of the striking block of an electric locomotive deicing device of the present invention.

7 is a schematic structural diagram of a restriction block of an electric locomotive deicing device of the present invention.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1:

1-7, an electric locomotive deicing device includes a frame body 1 and a base 2. The frame body 1 is arranged above the base 2, and both ends of the frame body 1 are provided with restriction blocks 4. The upper side of the restriction block 4 is provided with a groove, and the wire 3 is in the groove; the interior of the casing is sequentially provided with a rotating mechanism 5, a beating mechanism, a crushing mechanism 6, and a limiting mechanism 7;

The hitting mechanism includes a first motor 8, the first motor 8 is connected with the frame body 1, the output shaft of the first motor 8 is connected with a crankshaft 9, and the two sides of the crankshaft 9 are respectively connected with the first linkage rod 10 and the first linkage rod 10. Two linkage rods 11; the other end of the first linkage rod 10 is connected with a first rocker 14, and the other end of the first rocker rod 14 is connected with the striking block 15; the other end of the second linkage rod 11 is connected with a first rocker 14 Two rockers 13, and the other end of the second rocker 13 is connected to the hitting block 15;

The rotating mechanism 5 is located just below the wire 3; the rotating mechanism 5 includes a support frame 502 and a second motor 501, the support frame 502 is connected to the frame body 1, and the motor is provided on the support frame 502 The bottom of the motor 501 is connected with the support frame 502, the output shaft of the second motor 501 is connected with a screw rod 503, and the other end of the screw rod 503 is rotatably connected with the support frame 502 through a bearing; the screw rod 503 is sleeved with a mobile Block 504, the inner side of the moving block 504 is provided with an internal thread and the screw rod 503 is rotatably connected, the outer side wall of the moving block 504 is connected with a first connecting rod 505, and the other end of the first connecting rod 505 is vertically connected with a third motor 506 , the output shaft of the third motor 506 is connected with a wheel disc 507, and the outer side wall of the wheel disc 507 is symmetrically connected with two steel ropes 508,

The other ends of the two steel ropes 508 are connected with hammers 509 .

The crushing mechanism 6 includes at least two fourth motors 601, the two fourth motors 601 are fixedly connected to the bottom of the frame body 1, and the output shafts of the two fourth motors 601 are connected with telescopic transmission shafts 602, the other end of the telescopic transmission shaft 602 is provided with a hob 603.

The height of the hob 603 is the same as the height of the wire 3 , and the distance between the hob 603 and the wire 3 is in the range of 5-10 mm.

The limiting mechanism 7 includes a fixing rod 701, which is connected with the frame body 1, and a second connecting rod 702 is vertically provided at the positions of the fixing rod 701 near both ends. The second connecting rod 702 The other end of each is connected to the limiting wheel 703 .

The outer side wall of the limiting wheel 703 is a concave mechanism, and the limiting wheel 703 clamps the electric wire 3 from both sides.

An arc-shaped groove 16 is formed on the side of the striking block 15 close to the electric wire 3 , and the inside of the arc-shaped groove 16 is a tooth-like structure.

A strut 12 is provided between the first rocker 14 and the second rocker 13 , and the strut 12 is rotatably connected to the first rocker 14 and the second rocker 13 through a pin shaft.

The first linkage rod 10 and the first rocker 14 are connected in rotation through a pin shaft; the second linkage rod 11 and the second rocker rod 13 are connected in rotation through a pin shaft.

The hammer 509 is located below the wire 3 and can be adjusted in height through the screw rod 503, which is convenient for adjustment during use.

The steel rope 508 and the hammer 509 are located 1-3 cm below the wire 3 , and the moving block 504 moves up and down on the screw rod 503 to adjust the height of the turntable from the wire 3 .

Embodiment 2:

1-7, an electric locomotive deicing device includes a frame body 1 and a base 2. The frame body 1 is arranged above the base 2, and both ends of the frame body 1 are provided with restriction blocks 4. The upper side of the restriction block 4 is provided with a groove, and the wire 3 is in the groove; the inside of the casing is sequentially provided with a rotating mechanism 5, a beating mechanism, a crushing mechanism 6, and a limiting mechanism 7.

In order to enhance the deicing effect of the device and increase the deicing efficiency, the third motor 506 and the radius R of the steel wire 508 are preferably adjusted in the range of 18.5-35.5 cm, and the ratio of the length of the screw rod 503 to the diameter of the wire 3 is 5:1, the angle is 80-100 degrees, vertical is the best.

The output rotation speed of the third motor 506 should reach a suitable rotation speed N, and the rotation speed should be 3-10 times of continuous tapping on the ice touched in front. A small number of times means that the output of the motor is too large and the rotation speed is too fast, which is uneconomical; affects the forward speed; then the centrifugal force F received by the hammer 509 satisfies the following relationship:

F=α·N ^1/3 ·R;

The unit of N is r/min; the unit of R is cm; α is the relationship factor, the value range is 0.125-4.368.

Preferably, in order to further increase the deicing effect, the kinetic energy E of the hammer 509 satisfies the following relationship:

E=βmπRF;

m is the mass of the ball, in g; E is in joules; β is the relationship factor, ranging from 1.56 to 6.34.

Embodiment 3

The difference from Embodiments 1 and 2 lies in a deicing device for an electric locomotive; when in use, the base 2 can be fixed on the top of the electric locomotive, electricity is drawn from the electric locomotive, and the wire 3 can pass through the limit block 4 and the limit The wheel 703 is limited, and the large ice cubes hanging on the electric wire 3 are knocked down by the set rotating mechanism 5, and then the rocker is driven through the crankshaft 9, and the hitting block 15 is further driven, and the ice cubes attached to the skin of the electric wire 3 are carried out. Hit to make the ice cubes attached to the electric wire 3 fall off. Finally, for the frozen solid ice attached to the electric wire 3, the fourth motor 601 drives the telescopic transmission shaft 602 and the hob 603 to move the left and right wrapping The setting can peel off the frozen solid ice, so as to achieve a good deicing effect; keep the blade of the hob 603 and the wire 3 at 5-10mm to ensure that the blade of the hob 603 will not be in contact with the wire during deicing. 3 contact to prevent damage to the wire 3.

In this technical solution, a battery is provided in the frame body 1 for power supply, and the base 2 is directly installed on the top of the electric scooter, and the battery drives all the motors to work to complete the deicing work.

Through the bottom rotating mechanism 5 and the side hitting mechanism, the crushing mechanism 6 and the limit mechanism 7, the upper part of the wire 3 is exposed, which can be deiced during driving, effectively preventing the insulator above the wire 3 from blocking, The technical solution is installed on the roof of the vehicle to remove ice when the electric locomotive is running, thereby greatly improving the deicing efficiency.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes; Within the principle, any modification, equivalent replacement, improvement, etc. made shall be included within the protection scope of the present invention.

Claims (8)

1. The electric locomotive deicing device comprises a frame body (1) and a base (2), and is characterized in that the frame body (1) is arranged above the base (2), limiting blocks (4) are arranged at two ends of the frame body (1), a groove is formed in the upper side of each limiting block (4), and an electric wire (3) is arranged in each groove; a rotating mechanism (5), a striking mechanism, a crushing mechanism (6) and a limiting mechanism (7) are sequentially arranged in the frame body (1) from front to back;

the striking mechanism comprises a first motor (8), the first motor (8) is connected with the frame body (1), an output shaft of the first motor (8) is connected with a crankshaft (9), and two sides of the crankshaft (9) are respectively connected with a first linkage rod (10) and a second linkage rod (11); the other end of the first linkage rod (10) is connected with a first rocker (14), and the other end of the first rocker (14) is connected with a striking block (15); the other end of the second linkage rod (11) is connected with a second rocker (13), and the other end of the second rocker (13) is connected with a striking block (15); the striking block (15) is of a center-dividing clamping structure for clamping the electric wire (3).

2. Deicing device for electric locomotives according to claim 1, characterized in that said rotation mechanism (5) is located directly below the electric lines (3); the rotating mechanism (5) comprises a support frame (502) and a second motor (501), the support frame (502) is connected with the frame body (1), the motor is arranged at the bottom of the support frame (502) and connected with the support frame (502), an output shaft of the second motor (501) is connected with a screw rod (503), and the other end of the screw rod (503) is rotatably connected with the support frame (502) through a bearing; the steel wire rope impact hammer is characterized in that a moving block (504) is sleeved on the lead screw (503), an internal thread is formed in the inner side of the moving block (504) and is matched and rotatably connected with the lead screw (503), a first connecting rod (505) is connected to the outer side wall of the moving block (504), a third motor (506) is perpendicularly connected to the other end of the first connecting rod (505), an output shaft of the third motor (506) is connected with a wheel disc (507), two steel ropes (508) are symmetrically connected to the outer side wall of the wheel disc (507), and the other ends of the two steel ropes (508) are connected with an.

3. The deicing device for electric locomotives according to claim 1, wherein the grinding mechanism (6) comprises at least two fourth motors (601), the two fourth motors (601) are fixedly connected to the bottom of the frame body (1), output shafts of the two fourth motors (601) are connected with a telescopic transmission shaft (602), and a hobbing cutter (603) is arranged at the other end of the telescopic transmission shaft (602).

4. Deicing device for electric locomotives according to claim 3, characterized in that said hob (603) has the same height as the wire (3), said hob (603) being at a distance from the wire (3) ranging from 5 to 10 mm.

5. The deicing device for the electric locomotive according to claim 1, wherein the limiting mechanism (7) comprises a fixing rod (701), the fixing rod (701) is connected with the frame body (1), a second connecting rod (702) is vertically arranged at the position of the fixing rod (701) close to two ends, and a limiting wheel (703) is connected to the other end of the second connecting rod (702).

6. The deicing device for the electric locomotive according to claim 5, characterized in that the outer side wall of the limiting wheel (703) is a concave mechanism, and the limiting wheel (703) clamps the electric wire (3) from two sides.

7. The deicing device for electric locomotives according to claim 1, wherein an arc-shaped slot (16) is formed on one side of the striking block (15) close to the electric wire (3), and a tooth-shaped structure is formed inside the arc-shaped slot (16).

8. The deicing device for the electric locomotive according to claim 1, wherein a strut (12) is arranged between the first rocker (14) and the second rocker (13), and the strut (12) is rotatably connected with the first rocker (14) and the second rocker (13) through a pin shaft.

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