Height limiting device for transformer substation

Abstract

The utility model relates to the technical field of substation facilities, in particular to a height limiting device for a substation, which comprises a height limiting frame, a height limiting rod and a supporting seat plate, a two-way screw is rotatably connected inside a cross beam at the upper end of the height limiting frame, a transmission block is spirally connected to the outer side of the two-way screw, and the transmission block is slidably connected with the height limiting frame. According to the height limiting device, the motor is arranged to rotate, so that the two-way screw rod can rotate, the transmission block can move left and right, and the transmission rod can drive the height limiting rod to move up and down; and the height limiting rod can be limited through the effect of the arranged T-shaped limiting block, the stability of the height limiting rod is guaranteed, the T-shaped limiting block can move up and down in the direction of the limiting sliding groove so that the height limiting rod can move up and down, and adjustment treatment can be conveniently conducted according to the height of the emergency vehicle under the emergency condition.

Description

Technical Field

[0001] The utility model relates to a height limiting device for a transformer substation, belonging to the technical field of transformer substation facilities. Background Art

[0002] A substation is a place in the power system that transforms voltage and current, receives electric energy and distributes electric energy. The substation in a power plant is a step-up substation, and its function is to step up the voltage of the electric energy generated by the generator and feed it into the high-voltage power grid.

[0003] During the use of existing height limit poles for substations, since the height limit device is built in a fixed and welded manner as a whole, it is difficult for a taller emergency vehicle to pass quickly after driving to the height limit device, which poses certain safety hazards. In addition, the overall protection performance of the height limit device is poor, and it is very easy to be damaged after being hit, affecting the normal use of the height limit device. Utility Model Content

[0004] The purpose of the utility model is to provide a height limiting device for a transformer substation to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A height limiting device for a substation comprises a height limiting frame, a height limiting pole and a supporting seat plate, wherein a bidirectional screw is rotatably connected inside the upper end cross beam of the height limiting frame, a transmission block is spirally connected to the outer side of the bidirectional screw, the transmission block is slidably connected to the height limiting frame, the lower end of the transmission block is rotatably connected to the transmission pole, the lower end of the transmission pole is rotatably connected to the height limiting pole, telescopic rods are fixedly connected to the left and right sides of the front end of the height limiting pole, a protective plate is fixedly connected to the front end of the telescopic rod, a trigger button is fixedly connected to the right side of the front end of the height limiting pole, and an alarm light is fixedly connected to the middle position of the front end of the height limiting pole.

[0007] Furthermore, a motor is fixedly connected to the upper right end of the height limiting frame, and an output shaft of the motor is fixedly connected to the bidirectional screw.

[0008] Furthermore, both left and right ends of the height limiting rod are fixedly connected with limit T blocks, the limit T blocks are slidably connected to the height limiting frame, and limit sliding grooves are provided on the inner sides of the left and right vertical rods of the height limiting frame.

[0009] Furthermore, a spring is provided inside the rear tube body of the telescopic rod.

[0010] Furthermore, a control circuit board is fixedly connected to the middle position inside the height limiting pole, and the control circuit board is electrically connected to the trigger button and the alarm light respectively.

[0011] Furthermore, the left and right sides of the lower end of the height limiting frame are fixedly connected with support seat plates, the front and rear sides of the upper end of the support seat plates are fixedly connected with reinforcing struts, and the reinforcing struts are fixedly connected to the height limiting frame.

[0012] The beneficial effects of the utility model are:

[0013] The utility model is provided with a motor that rotates to enable the bidirectional screw to rotate, thereby enabling the transmission block to move left and right, so that the transmission rod can drive the height limit rod to move up and down, and the height limit rod can be limited by the action of the set limit T block, so as to ensure the stability of the height limit rod, and enable the limit T block to move up and down along the direction of the limit slide slot, so that the height limit rod can move up and down, so as to adjust the height according to the emergency vehicle height in an emergency situation. The utility model utilizes the action of the protective plate to improve the collision resistance of the height limit rod, and after the protective plate is pressed against the top of a higher vehicle, the set spring and telescopic rod can be compressed, and the protective plate can be pressed to trigger the button, so that the control circuit board can control the warning light to sound an alarm, thereby avoiding damage to the height limit device caused by the vehicle continuing to move forward, and the overall strength of the height limit device can be effectively improved by the action of the set support seat plate and the reinforcing support rod, so that the height limit device can be highly protected. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0015] Figure 1 This is a front view of a height limiting device for a substation of the utility model;

[0016] Figure 2 It is a top-sectional view of the installation structure of a height limiting pole and a protective plate of a height limiting device for a substation of the utility model;

[0017] Figure 3 This is a schematic diagram of the installation structure of a transmission rod of a height limiting device for a substation of the utility model;

[0018] Numbers in the figure: 1. Height limit frame; 2. Bidirectional screw; 3. Transmission block; 4. Transmission rod; 5. Height limit rod; 6. Telescopic rod; 7. Protective plate; 8. Trigger button; 9. Alarm light; 10. Motor; 11. Limit T block; 12. Limit slide; 13. Spring; 14. Control circuit board; 15. Support seat plate; 16. Strengthening support rod. DETAILED DESCRIPTION

[0019] 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.

[0020] Example 1 Please refer to Figure 1-Figure 3 , the utility model provides a technical solution:

[0021] A height limiting device for a substation comprises a height limiting frame 1, a height limiting rod 5 and a supporting base plate 15, wherein a bidirectional screw 2 is rotatably connected inside the upper end crossbeam of the height limiting frame 1, a transmission block 3 is spirally connected to the outer side of the bidirectional screw 2, the transmission block 3 is slidably connected to the height limiting frame 1, the lower end of the transmission block 3 is rotatably connected to the transmission rod 4, the lower end of the transmission rod 4 is rotatably connected to the height limiting rod 5, a motor 10 is fixedly connected to the upper right end of the height limiting frame 1, the output shaft of the motor 10 is fixedly connected to the bidirectional screw 2, the left and right ends of the height limiting rod 5 are fixedly connected to the limit T block 11, the limit T block 11 and the limit The elevated frame 1 is slidingly connected, and a limiting slide groove 12 is provided on the inner side of the left and right vertical rods of the height limiting frame 1. The motor 10 is set to rotate so that the bidirectional screw 2 can rotate, so that the transmission block 3 can move left and right, so that the transmission rod 4 can drive the height limiting rod 5 to move up and down, and the height limiting rod 5 can be limited by the action of the set limiting T block 11 to ensure the stability of the height limiting rod 5, and the limiting T block 11 can move up and down along the direction of the limiting slide groove 12, so that the height limiting rod 5 can move up and down, so as to adjust it according to the height of the emergency vehicle in an emergency situation.

[0022] Example 2 Please refer to Figure 1 and Figure 2The difference between this embodiment and the first embodiment is that: the left and right sides of the front end of the height limit pole 5 are fixedly connected with telescopic rods 6, the front end of the telescopic rod 6 is fixedly connected with a protective plate 7, the right side of the front end of the height limit pole 5 is fixedly connected with a trigger button 8, the middle position of the front end of the height limit pole 5 is fixedly connected with an alarm light 9, a spring 13 is provided inside the rear tube body of the telescopic rod 6, a control circuit board 14 is fixedly connected to the middle position of the interior of the height limit pole 5, and the control circuit board 14 is electrically connected to the trigger button 8 and the alarm light 9 respectively, and the left and right sides of the lower end of the height limit frame 1 are fixedly connected with a support seat plate 15, and the upper portion of the support seat plate 15 is fixedly connected to the upper portion of the height limit pole 5. The front and rear sides of the ends are fixedly connected with reinforcing struts 16, which are fixedly connected to the height limit frame 1. The protective plate 7 can be used to improve the collision resistance of the height limit pole 5, and after the protective plate 7 is pressed against the top of a higher vehicle, the set spring 13 and the telescopic rod 6 can be compressed, and the protective plate 7 presses the trigger button 8, so that the control circuit board 14 can control the alarm light 9 to sound an alarm, thereby preventing the vehicle from continuing to move forward and causing damage to the height limit device. The overall strength of the height limit device can be effectively improved through the set support seat plate 15 and the reinforcing struts 16, so that the height limit device can be highly protected.

[0023] Working principle of the utility model: when the device is in use, the bidirectional screw rod 2 can be rotated by setting the motor 10, so that the transmission block 3 can move left and right, so that the transmission rod 4 can drive the height limit rod 5 to move up and down, and the height limit rod 5 can be limited by the action of the set limit T block 11, so as to ensure the stability of the height limit rod 5, and the limit T block 11 can move up and down along the direction of the limit slide 12, so that the height limit rod 5 can move up and down, so as to adjust the height according to the height of the emergency vehicle in an emergency situation, and the protective plate 7 can be used to improve the collision resistance of the height limit rod 5, and after the protective plate 7 is pressed on the top of the higher vehicle, the set spring 13 and the telescopic rod 6 can be compressed, and the protective plate 7 presses the trigger button 8, so that the control circuit board 14 can control the warning light 9 to sound an alarm, so as to avoid the vehicle continuing to move forward and causing damage to the height limit device, and the overall strength of the height limit device can be effectively improved by the action of the set support seat plate 15 and the reinforcing strut 16, so that the height limit device can be highly protected.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A height limiting device for a substation, comprising a height limiting frame (1), a height limiting pole (5) and a supporting base plate (15), characterized in that: A bidirectional screw rod (2) is rotatably connected inside the upper cross beam of the height limiting frame (1), a transmission block (3) is spirally connected to the outer side of the bidirectional screw rod (2), the transmission block (3) is slidably connected to the height limiting frame (1), the lower end of the transmission block (3) is rotatably connected to a transmission rod (4), the lower end of the transmission rod (4) is rotatably connected to a height limiting rod (5), the front end of the height limiting rod (5) is fixedly connected to telescopic rods (6) on both left and right sides, the front end of the telescopic rod (6) is fixedly connected to a protective plate (7), the right side of the front end of the height limiting rod (5) is fixedly connected to a trigger button (8), and the middle position of the front end of the height limiting rod (5) is fixedly connected to an alarm light (9).

2. A height limiting device for a substation according to claim 1, characterized in that: A motor (10) is fixedly connected to the upper right end of the height limiting frame (1), and an output shaft of the motor (10) is fixedly connected to the bidirectional screw rod (2).

3. A height limiting device for a substation according to claim 1, characterized in that: The left and right ends of the height limiting rod (5) are fixedly connected to a limit T block (11), the limit T block (11) is slidably connected to the height limiting frame (1), and the inner sides of the left and right vertical rods of the height limiting frame (1) are provided with limit sliding grooves (12).

4. A height limiting device for a substation according to claim 1, characterized in that: A spring (13) is provided inside the rear tube body of the telescopic rod (6).

5. A height limiting device for a substation according to claim 1, characterized in that: A control circuit board (14) is fixedly connected to the middle position inside the height limiting rod (5), and the control circuit board (14) is electrically connected to the trigger button (8) and the alarm light (9) respectively.

6. A height limiting device for a substation according to claim 1, characterized in that: The left and right sides of the lower end of the height limiting frame (1) are fixedly connected to support seat plates (15), the front and rear sides of the upper end of the support seat plates (15) are fixedly connected to reinforcing support rods (16), and the reinforcing support rods (16) are fixedly connected to the height limiting frame (1).

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