Environment-friendly gas ring main unit with pressure relief protection function

Abstract

The utility model discloses an environment-friendly gas ring main box with a pressure relief protection function, which comprises an equipment main body, two groups of sealing protection doors are movably connected to the front end of the equipment main body, a mounting frame is arranged at the top end of the outside of the equipment main body, and a circle of outer shell is fixedly connected to the outside of the equipment main body. The top end of the exterior of the outer shell is fixedly connected with two sets of fixing frames. According to the environment-friendly gas ring main unit with the pressure relief protection function, through the arrangement of the mounting frame, the fixing frame, the linkage shaft, the rotating rod, the ventilation groove and the driving motor, high-pressure gas is rapidly discharged outwards, the safety of the equipment body is improved, extrusion damage to the inner wall is reduced, manual operation is not needed, and the working efficiency is improved. The problems that when the internal pressure of an environment-friendly gas ring main unit is too large, pressure cannot be quickly relieved to ensure balance of internal and external pressures of equipment, the inner wall of the equipment is squeezed to a certain degree, and the inner wall deforms to affect subsequent use are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmentally friendly gas ring network boxes, in particular to an environmentally friendly gas ring network box with a pressure relief protection function. Background Art

[0002] Environmentally friendly gas ring main box is a medium and low voltage power distribution equipment that uses environmentally friendly gas as the insulating medium. Its basic structure includes several parts such as high-voltage chamber, medium-voltage chamber, low-voltage chamber, and pressure storage chamber. The high-voltage chamber uses environmentally friendly fluoride gas as the insulating medium, the medium-voltage chamber and the low-voltage chamber can use air or other environmentally friendly gases as the insulating medium, and the pressure storage chamber is used to store environmentally friendly gas. Environmentally friendly gas ring main box is widely used in power distribution, power supply and control center of power system. It can be used as supporting equipment for important equipment such as medium and low voltage distribution boxes, substations, power grid monitoring systems, etc., to realize the monitoring and control of the power operation process.

[0003] When the internal pressure of the environmentally friendly gas ring network box currently used is too high, it cannot quickly release the pressure to ensure the pressure balance inside and outside the equipment, causing a certain degree of squeezing on the inner wall of the equipment and causing deformation of the inner wall, affecting subsequent use.

[0004] Therefore, a new type of environmentally friendly gas ring network box with pressure relief protection function is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an environmentally friendly gas ring network box with a pressure relief protection function to solve the problem proposed in the above background technology that when the internal pressure of the environmentally friendly gas ring network box is too high, it cannot quickly release the pressure to ensure the pressure balance inside and outside the equipment, causing a certain degree of extrusion on the inner wall of the equipment and causing deformation of the inner wall, affecting subsequent use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an environmentally friendly gas ring network box with a pressure relief protection function, comprising a device body, the front end of the device body is movably connected with two sets of sealing protection doors, the top of the outside of the device body is provided with a mounting frame, and the outside of the device body is fixedly connected with a circle of outer shell;

[0007] Two groups of fixing frames are fixedly connected to the top end of the outer shell, and the fixing frames are respectively located on both sides of the mounting frame. A plurality of ventilation slots are opened on the top end of the mounting frame, and a wind shield is arranged inside the mounting frame. Rotating rods are fixedly connected to both sides of the wind shield, and a linkage shaft is fixedly connected to one side of the rotating rod. One side of the linkage shaft passes through the side wall of the mounting frame and is fixedly connected to the inside of the fixing frame with a driving motor, and the other side of the rotating rod is movably connected to the side wall of the fixing frame through a fixing member.

[0008] Preferably, the surface of the windshield is in contact with the bottom end of the ventilation slot, the outer sleeve of the linkage shaft is provided with a protective jacket, and the interior of the mounting frame is connected to the interior of the equipment body.

[0009] Preferably, the side walls outside the outer shell are fixedly connected with two sets of connecting outer plates, the front ends of the connecting outer plates are fixedly connected with supporting baffles, and the top and bottom ends of one side of the sealing protective door are fixedly connected with guide rods.

[0010] Preferably, two groups of limiting grooves are transversely opened at the front end of the support baffle, the outside of the rear end of the guide rod and the front end inside the limiting groove form a snap connection, the front end of the guide rod is fixedly connected to a connecting rod, and the front end of the support baffle is fixedly connected to multiple groups of external circular blocks.

[0011] Preferably, the circumscribed circular blocks are respectively located at two ends of the connecting rod, and two groups of elastic pull ropes are sleeved between the outside of the connecting rod and the outside of the circumscribed circular blocks.

[0012] Preferably, two groups of fixing plates are fixedly connected to the rear end of the outer shell, and multiple groups of placement grooves are opened at the rear end of the fixing plates. A color-changing silicone placement plate is arranged at the rear end of the inner body of the device, and the surface of the color-changing silicone placement plate is transparent.

[0013] Preferably, the rear end of the color-changing silicone placement plate is fixedly connected to a base plate, a plurality of sets of mounting bolts are provided through the interior of the base plate, the rear end of the mounting bolts passes through the interior of the fixed plate and is fixedly connected to a knob, and the knob is located inside the placement groove.

[0014] Preferably, a circle of observation windows is provided at the front end of the sealed protective door, a reinforcing plate is fixedly connected to the inner wall of the equipment body, and two groups of pressure detectors are provided through the front end of the top of the equipment body.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the environmentally friendly gas ring network box with pressure relief protection function not only realizes the pressure relief protection function and the reinforcement function, but also realizes the moisture-proof function;

[0016] (1) By providing an installation frame, a fixing frame, a linkage shaft, a rotating rod, a ventilation slot and a driving motor, the pressure inside the equipment body is monitored in real time according to the pressure detector. When the pressure inside the equipment body exceeds the safety value, the linkage shaft rotates to drive the rotating rod to rotate rapidly, and the angle of the windshield is adjusted to ensure that a gap is formed between the windshield and the ventilation slot, so that the high-pressure gas is discharged outward quickly, thereby improving the safety of the equipment body itself and reducing the extrusion damage to the inner wall. No manual operation is required. When the pressure is balanced, the windshield is rotated to the initial position, and the surface of the windshield is in contact with the bottom end of the ventilation slot, ensuring that the interior of the equipment body is a closed space;

[0017] (2) The sealing protection door, the supporting baffle, the connecting outer plate, the connecting rod, the guide rod, the limiting groove and the elastic pull rope are provided, the sealing protection door is flipped to the front end of the equipment body, the guide rod is fixedly installed in the limiting groove by using the snap-fit ​​structure, and two sets of elastic pull ropes are sleeved and installed on the outside of the connecting rod and the external circular block, so as to enhance the firmness between the sealing protection door and the connecting outer plate, effectively prevent the sealing protection door from being squeezed open during use, strengthen the connection, and provide strong support force to the side wall of the sealing protection door through the supporting baffle;

[0018] (3) A fixing plate, a placement groove, a knob, a mounting bolt, a color-changing silicone placement plate and a bottom plate are provided, and the mounting bolts are rotated through the inside of the bottom plate to fix the color-changing silicone placement plate to the inner wall of the device body for use. The color-changing silicone itself can be used to quickly absorb the humid air inside the device body to prevent the humid air from corroding and damaging the internal parts, thereby playing a strong protective role. At the same time, it is convenient to observe the color of the color-changing silicone placement plate, and it can be disassembled and replaced in time, which is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of a cross-sectional structure of a mounting frame of the utility model viewed from above;

[0021] Figure 3 For the utility model Figure 1 A partial cross-section at the center is an enlarged structural diagram;

[0022] Figure 4 It is a schematic diagram of the top view structure of the fixing plate of the utility model.

[0023] In the figure: 1. Equipment body; 2. Outer shell; 3. Sealed protective door; 4. Pressure detector; 5. Fixed bracket; 6. Mounting frame; 7. Ventilation slot; 8. Linkage shaft; 9. Drive motor; 10. Observation window; 11. Connecting outer plate; 12. Support baffle; 13. Fixed plate; 14. Placement groove; 15. Knob; 16. Protective jacket; 17. Turn bar; 18. Wind shield; 19. External round block; 20. Guide rod; 21. Connecting rod; 22. Elastic pull rope; 23. Limiting groove; 24. Color-changing silicone placement plate; 25. Mounting bolt; 26. Bottom plate. DETAILED DESCRIPTION

[0024] 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.

[0025] Example 1: Please refer to Figure 1-4 , an environmentally friendly gas ring network box with a pressure relief protection function, comprising a device body 1, two sets of sealing protection doors 3 are movably connected to the front end of the device body 1, a mounting frame 6 is arranged on the top of the outside of the device body 1, and a circle of outer shell 2 is fixedly connected to the outside of the device body 1;

[0026] Two sets of fixing frames 5 are fixedly connected to the top of the outer shell 2, and the fixing frames 5 are respectively located on both sides of the mounting frame 6. A plurality of ventilation slots 7 are provided at the top of the mounting frame 6. A windshield 18 is arranged inside the mounting frame 6. A rotating rod 17 is fixedly connected to both sides of the windshield 18. A linkage shaft 8 is fixedly connected to one side of the rotating rod 17. A driving motor 9 is fixedly connected to one side of the linkage shaft 8 through the side wall of the mounting frame 6 and the inside of the fixing frame 5. The other side of the rotating rod 17 is movably connected to the side wall of the fixing frame 5 through a fixing member.

[0027] The surface of the windshield 18 is in contact with the bottom of the ventilation slot 7, the outer sleeve of the linkage shaft 8 is provided with a protective jacket 16, and the interior of the mounting frame 6 is connected to the interior of the device body 1;

[0028] Specifically, Figure 1 and Figure 2 As shown, when in use, the pressure detector 4 monitors the pressure inside the equipment body 1 in real time. When the pressure is higher than the safety value, the drive motor 9 is started. After the drive motor 9 is running, it drives the linkage shaft 8 fixed on one side to rotate, and the wind shield 18 is rotated to a suitable position through the rotating rod 17. A gap is generated between the wind shield 18 and the ventilation slot 7, and the high-pressure gas can be discharged outward through the gap.

[0029] Embodiment 2: Two sets of connecting outer plates 11 are fixedly connected to the side wall outside the outer shell 2, the front end of the connecting outer plate 11 is fixedly connected to the supporting baffle 12, and the top and bottom ends of one side of the sealing protection door 3 are fixedly connected to the guide rod 20;

[0030] Two groups of limit grooves 23 are transversely opened at the front end of the support baffle 12, and the outer part of the rear end of the guide rod 20 and the front end of the limit groove 23 form a snap connection. The front end of the guide rod 20 is fixedly connected to the connecting rod 21, and the front end of the support baffle 12 is fixedly connected to multiple groups of circumscribed circular blocks 19;

[0031] The circumscribed circular blocks 19 are respectively located at both ends of the connecting rod 21, and two sets of elastic pull ropes 22 are sleeved between the outside of the connecting rod 21 and the outside of the circumscribed circular blocks 19;

[0032] Specifically, Figure 1 and Figure 3 As shown, when in use, the sealing protection door 3 is flipped to the front end of the device body 1, and the guide rod 20 is snap-fitted and fixed inside the limiting groove 23. At the same time, multiple sets of elastic pull ropes 22 are sleeved and installed on the outside of the connecting rod 21 and the circumscribed circular block 19, and the firmness between the sealing protection door 3 and the device body 1 is strengthened by the guide rod 20.

[0033] Embodiment 3: Two sets of fixing plates 13 are fixedly connected to the rear end of the outer shell 2, and multiple sets of placement grooves 14 are provided at the rear end of the fixing plate 13. A color-changing silicone placement plate 24 is provided at the rear end of the inner part of the device body 1, and the surface of the color-changing silicone placement plate 24 is transparent;

[0034] The rear end of the color-changing silica gel placement plate 24 is fixedly connected to a bottom plate 26, and a plurality of sets of mounting bolts 25 are arranged inside the bottom plate 26. The rear ends of the mounting bolts 25 pass through the interior of the fixing plate 13 and are fixedly connected to a knob 15, which is located inside the placement groove 14;

[0035] A circle of observation windows 10 is provided at the front end of the sealing protection door 3, a reinforcing plate is fixedly connected to the inner wall of the equipment body 1, and two sets of pressure detectors 4 are provided through the front end of the top of the equipment body 1;

[0036] Specifically, Figure 1 and Figure 4 As shown, when in use, the color-changing silicone placement plate 24 is placed in close contact with the inner wall of the device body 1, and the knob 15 is turned in sequence to drive the mounting bolt 25 to rotate through the interior of the bottom plate 26 until the knob 15 moves into the placement groove 14, thereby fixing the color-changing silicone placement plate 24 in all directions.

[0037] Working principle: When the utility model is in use, the sealed protective door 3 is flipped to the front end of the equipment body 1, the guide rod 20 is snap-fitted and fixed inside the limit groove 23, and at the same time, multiple sets of elastic pull ropes 22 are sleeved and installed on the outside of the connecting rod 21 and the external circular block 19. The pressure detector 4 monitors the pressure inside the equipment body 1 in real time. When the pressure is higher than the safety value, the drive motor 9 is started. After the drive motor 9 is running, it drives the linkage shaft 8 fixed on one side to rotate, and the wind shield 18 is rotated to a suitable position through the rotating rod 17. A gap is generated between the wind shield 18 and the ventilation slot 7, and the high-pressure gas can be discharged outward through the gap. When the pressure returns to a stable state, the drive motor 9 is started to rotate the wind shield 18 to the initial position, and the surface of the wind shield 18 fits with the bottom end of the ventilation slot 7 to close the gap.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An environmentally friendly gas ring network box with a pressure relief protection function, comprising a device body (1), characterized in that: The front end of the device body (1) is movably connected to two sets of sealing protection doors (3), the top end of the outside of the device body (1) is provided with a mounting frame (6), and the outside of the device body (1) is fixedly connected to a circle of outer shell (2); Two groups of fixing frames (5) are fixedly connected to the top of the outer surface of the outer shell (2), and the fixing frames (5) are respectively located on both sides of the mounting frame (6). The top of the mounting frame (6) is provided with a plurality of ventilation slots (7). A windshield (18) is arranged inside the mounting frame (6), and rotating rods (17) are fixedly connected to both sides of the windshield (18). One side of the rotating rod (17) is fixedly connected to a linkage shaft (8), and one side of the linkage shaft (8) passes through the side wall of the mounting frame (6) and the inside of the fixing frame (5) and is fixedly connected to a driving motor (9). The other side of the rotating rod (17) is movably connected to the side wall of the fixing frame (5) through a fixing member.

2. The environmentally friendly gas ring network box with pressure relief protection function according to claim 1, characterized in that: The surface of the windshield (18) fits the bottom end of the ventilation slot (7), the outer sleeve of the linkage shaft (8) is provided with a protective jacket (16), and the interior of the mounting frame (6) is connected to the interior of the equipment body (1).

3. The environmentally friendly gas ring network box with pressure relief protection function according to claim 1, characterized in that: The outer side wall of the outer shell (2) is fixedly connected to two groups of connecting outer plates (11), the front end of the connecting outer plates (11) is fixedly connected to a supporting baffle (12), and the top and bottom ends of one side of the sealing protection door (3) are fixedly connected to a guide rod (20).

4. The environmentally friendly gas ring network box with pressure relief protection function according to claim 3 is characterized by: Two groups of limiting grooves (23) are transversely formed at the front end of the support baffle (12); the outer portion of the rear end of the guide rod (20) and the front end of the limiting groove (23) form a snap-fit ​​connection; the front end of the guide rod (20) is fixedly connected to a connecting rod (21); and the front end of the support baffle (12) is fixedly connected to a plurality of groups of circumscribed circular blocks (19).

5. The environmentally friendly gas ring network box with pressure relief protection function according to claim 4, characterized in that: The circumscribed circular blocks (19) are respectively located at two ends of the connecting rod (21), and two groups of elastic pull ropes (22) are sleeved between the outside of the connecting rod (21) and the outside of the circumscribed circular blocks (19).

6. The environmentally friendly gas ring network box with pressure relief protection function according to claim 1, characterized in that: The rear end of the outer shell (2) is fixedly connected to two groups of fixing plates (13), and the rear end of the fixing plates (13) is provided with multiple groups of placement grooves (14). The rear end of the inner part of the device body (1) is provided with a color-changing silicone placement plate (24), and the surface of the color-changing silicone placement plate (24) is transparent.

7. The environmentally friendly gas ring network box with pressure relief protection function according to claim 6, characterized in that: The rear end of the color-changing silica gel placement plate (24) is fixedly connected to a base plate (26), and a plurality of sets of mounting bolts (25) are arranged inside the base plate (26). The rear ends of the mounting bolts (25) pass through the interior of the fixing plate (13) and are fixedly connected to a knob (15), and the knob (15) is located inside the placement groove (14).

8. The environmentally friendly gas ring network box with pressure relief protection function according to claim 1, characterized in that: The front end of the sealed protective door (3) is provided with a circle of observation windows (10); the inner wall of the equipment body (1) is fixedly connected with a reinforcement plate; and the front end of the top of the equipment body (1) is penetrated by two groups of pressure detectors (4).

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