Full-sealed gas tank observation device

Abstract

The utility model discloses a full-sealed gas tank observation device which comprises a base and a gas tank, a concave lens is arranged in the base, tempered glass is attached to the bottom face of the concave lens, an aluminum support is arranged on the bottom face of the tempered glass, an O-shaped ring is arranged between the tempered glass and the gas tank, the edge of the concave lens is provided with a hole, and the hole is communicated with the hole. And floodlight lamp beads are sleeved in the open holes. According to the utility model, the observation structure is optimized, so that an operator can clearly observe the states of the switching-on station, the switching-off station, the grounding station and the three-station of the switch, safety accidents caused by misjudgment of the switch state when the indication of the switch state is inaccurate due to mechanism problems are avoided, and the whole observation device only needs to be provided with a hole at one position of the gas tank, so that the operation is convenient. And the air leakage probability is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage circuit breakers, in particular to a fully sealed gas box observation device. Background Art

[0002] The common observation mirrors on the market can only observe the open state of the switch, but cannot observe the closed state and grounded state of the switch. In addition, additional holes need to be opened in the gas box for gas box lighting, which increases the probability of air leakage. Utility Model Content

[0003] Therefore, the purpose of the utility model is to provide a fully sealed gas box observation device, which can enable the operator to clearly observe the three working statuses of switch closing, opening and grounding by optimizing the observation structure, so as to avoid safety accidents caused by misjudgment of switch status when the switch status indication is inaccurate due to mechanical problems. Moreover, the entire observation device only requires one opening in the gas box, which effectively reduces the probability of air leakage.

[0004] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical solutions: a fully sealed air box observation device, comprising a base and an air box, a concave lens is arranged in the base, and the bottom surface of the concave lens is bonded with tempered glass, an aluminum bracket is arranged on the bottom surface of the tempered glass, and an O-ring is arranged between the tempered glass and the air box, a hole is opened at the edge of the concave lens, and a diffusing lamp bead is fitted in the opening.

[0005] As a preferred solution of the fully sealed air box observation device described in the utility model, studs are provided on the surface of the air box, and the bottom surface of the base is aligned with and penetrates the studs.

[0006] As a preferred solution of the fully sealed air box observation device described in the utility model, a flat washer and a spring washer are arranged between the stud and the base, and a nut is threadedly connected to the stud.

[0007] As a preferred solution of the fully sealed air box observation device described in the utility model, the inner side wall of the base is connected to a lens barrel, and a hole is opened on one side of the lens barrel.

[0008] As a preferred solution of the fully sealed air box observation device described in the utility model, the top of the diffusing lamp bead is connected with a wire, and the wire passes through the hole.

[0009] As a preferred solution of the fully sealed air box observation device described in the utility model, a convex lens, a plastic sleeve, a silicone sleeve and ordinary glass are arranged in the lens barrel.

[0010] Compared with the prior art, the advantages of the utility model are:

[0011] By optimizing the observation structure, operators can clearly observe the three working statuses of the switch: closing, opening, and grounding, to avoid misjudgment of the switch status due to inaccurate switch status indication caused by mechanical problems, which may lead to safety accidents. In addition, the entire observation device only requires one opening in the gas box, which effectively reduces the probability of gas leakage.

[0012] During specific use, a concave lens, tempered glass, O-ring and aluminum bracket are placed in the base in sequence, the bottom surface of the base is aligned with the stud on the gas box, and the nut is rotated after installation. At this time, the nut is threadedly rotated on the stud to press the flat washer and the spring washer, thereby locking it. The O-ring is used to seal the gas box, and the concave lens expands the observation field of view so that the device can observe the three working states of switch closing, opening and grounding. The wire passes through the hole to connect the power supply, and the astigmatism lamp beads are powered by the wires for use as lighting in the gas box. Convex lens, plastic sleeve, ordinary glass, silicone sleeve, the convex lens can magnify the image, which is more conducive to observation, ordinary glass is used for external dust prevention, and is covered with a silicone sleeve to protect the eyes and avoid eye injury when getting too close. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0014] Figure 1 It is a structural diagram of the utility model.

[0015] In the figure: 1. tempered glass; 2. aluminum bracket; 3. O-ring; 4. air box; 5. flat washer; 6. spring washer; 7. nut; 8. stud; 9. concave lens; 10. astigmatism lamp bead; 11. base; 12. lens barrel; 13. convex lens; 14. plastic sleeve; 15. silicone sleeve; 16. ordinary glass; 17. hole position; 18. wire. DETAILED DESCRIPTION

[0016] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0017] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0018] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0019] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0020] The utility model provides a fully sealed gas box observation device, which enables the operator to clearly observe the three working statuses of switch closing, opening and grounding by optimizing the observation structure, so as to avoid safety accidents caused by misjudgment of the switch status when the switch status indication is inaccurate due to mechanism problems. Moreover, the entire observation device only requires one opening in the gas box, which effectively reduces the probability of air leakage.

[0021] Figure 1 The figure shows the overall structure of a fully sealed air box observation device according to the present invention. Figure 1 The main structure of this embodiment includes a base 11 and an air box 4. A concave lens 9 is arranged in the base 11, and a tempered glass 1 is attached to the bottom surface of the concave lens 9. An aluminum bracket 2 is arranged on the bottom surface of the tempered glass 1, and an O-ring 3 is arranged between the tempered glass 1 and the air box 4. A hole is opened at the edge of the concave lens 9, and a light-scattering lamp bead 10 is sleeved in the hole.

[0022] The surface of the air box 4 is provided with a stud 8, the bottom surface of the base 11 is aligned with and penetrates the stud 8, a flat washer 5 and a spring washer 6 are provided between the stud 8 and the base 11, and a nut 7 is threadedly connected to the stud 8, the inner wall of the base 11 is connected to a lens barrel 12, and a hole 17 is opened on one side of the lens barrel 12, the top of the astigmatism lamp bead 10 is connected to a wire 18, and the wire 18 penetrates the hole 17, and a convex lens 13, a plastic sleeve 14, a silicone sleeve 15 and an ordinary glass 16 are provided in the lens barrel 12

[0023] During specific use, the concave lens 9, tempered glass 1, O-ring 3 and aluminum bracket 2 are placed in the base 11 in sequence, the bottom surface of the base 11 is aligned with the stud 8 on the air box 4, and the nut 7 is rotated after installation. At this time, the nut 7 is threadedly rotated on the stud 8 to press the flat washer 5 and the spring washer 6, thereby locking it, and the O-ring 3 is used to seal the air box 4. The concave lens 9 expands the observation field of view, so that the device can observe the three working states of switch closing, opening and grounding. The wire 18 passes through the hole 17 to connect the power supply, and the astigmatism lamp bead 10 is powered by the wire 18 and used as lighting in the air box 4. The convex lens 13, plastic sleeve 14, ordinary glass 16, and silicone sleeve 15, the convex lens 13 can magnify the image, which is more conducive to observation, the ordinary glass 16 is used for external dust prevention, and is covered with a silicone sleeve 15 to protect the eyes and avoid hurting the eyes when getting too close.

[0024] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A fully sealed air box observation device, comprising a base (11) and an air box (4), characterized in that: A concave lens (9) is arranged in the base (11), and the bottom surface of the concave lens (9) is bonded with a tempered glass (1), the bottom surface of the tempered glass (1) is provided with an aluminum bracket (2), and an O-ring (3) is arranged between the tempered glass (1) and the air box (4), and a hole is opened at the edge of the concave lens (9), and a light-scattering lamp bead (10) is sleeved in the hole.

2. A fully sealed air box observation device according to claim 1, characterized in that: A stud (8) is provided on the surface of the air box (4), and the bottom surface of the base (11) is aligned with and penetrates the stud (8).

3. A fully sealed air box observation device according to claim 2, characterized in that: A flat washer (5) and a spring washer (6) are provided between the stud (8) and the base (11), and a nut (7) is threadedly connected to the stud (8).

4. A fully sealed air box observation device according to claim 3, characterized in that: The inner side wall of the base (11) is connected to a lens barrel (12), and a hole (17) is provided on one side of the lens barrel (12).

5. A fully sealed air box observation device according to claim 4, characterized in that: A wire (18) is connected to the top end of the light-scattering lamp bead (10), and the wire (18) passes through the hole (17).

6. A fully sealed air box observation device according to claim 5, characterized in that: The lens barrel (12) is provided with a convex lens (13), a plastic sleeve (14), a silicone sleeve (15) and ordinary glass (16).

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