CN213213019U - Explosion-proof terminal box convenient to wiring - Google Patents
Explosion-proof terminal box convenient to wiring Download PDFInfo
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- CN213213019U CN213213019U CN202021949125.6U CN202021949125U CN213213019U CN 213213019 U CN213213019 U CN 213213019U CN 202021949125 U CN202021949125 U CN 202021949125U CN 213213019 U CN213213019 U CN 213213019U
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Abstract
The utility model provides an explosion-proof junction box convenient for wiring, which comprises a box body and a wiring board, wherein the box body is of an upper end opening structure, an cover plate is arranged on the opening structure, a sealing gasket is arranged on the inner surface of the cover plate, and the edge of the cover plate is fixedly connected with the edge of the box body through a fastener; the two wiring boards are symmetrically arranged on the inner side of the box body, at least one fixing column is arranged on the outer side of each wiring board, and a fixing groove is spirally arranged on each fixing column; the upper end face of the wiring board is provided with screw connection points and separation grooves, the screw connection points are rotatably connected with the wiring board through threads, and the separation grooves and the screw connection points are arranged at intervals; a pressing plate is arranged on the inner side of the fixing column, a partition plate is arranged on the lower surface of the pressing plate corresponding to the separation groove, and at least one elastic piece is arranged between the pressing plate and the cover plate; the side wall of the box body is provided with at least one wiring pipe; has the advantage of convenient operation and wiring.
Description
Technical Field
The utility model belongs to the technical field of the terminal box, concretely relates to explosion-proof terminal box convenient to wiring.
Background
The underground environment of the coal mine is special, inflammable gas and dust exist, and once the gas and the dust reach the explosion limit, any electric spark is encountered, so that serious production safety accidents are easily caused; the junction box is one of electrical accessories, because the electric wire used for decoration passes through the electric wire tube, and the junction position of the electric wire, such as the circuit is longer, or the electric wire tube needs to turn, the junction box is adopted as the transition, the electric wire tube is connected with the junction box, the electric wire in the electric wire tube is connected in the junction box, and the function of protecting the electric wire and connecting the electric wire is played, the junction box is the junction box, the explosion-proof junction box has two types of explosion-proof type and safety-increasing type, the wiring mode can be divided into two types of steel tube wiring and cable wiring according to the wiring mode, the steel tube wiring is provided with a pipe joint, the steel tube is convenient to be connected with the junction box, a gland nut is used during the cable wiring, a wiring seat pressed by melamine slate arc-resistant plastics is arranged in an explosion-proof junction box cavity, each opening of the junction box is provided with a rubber sealing pad, so as to meet the requirement of sealing and isolating; but the internal line of present explosion-proof terminal box connects the confusion, causes the loaded down with trivial details of installation, is unfavorable for the maintenance simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an explosion-proof terminal box convenient to wiring to solve the chaotic problem that causes the installation loaded down with trivial details, be unfavorable for the maintenance of current explosion-proof terminal box internal line.
The utility model provides a following technical scheme:
an explosion-proof junction box convenient for wiring comprises a box body and a wiring board, wherein the box body is of an upper end opening structure, a cover plate is arranged on the opening structure, a sealing gasket is arranged on the inner surface of the cover plate, and the edge of the cover plate is fixedly connected with the edge of the box body through a fastening piece; the two wiring boards are symmetrically arranged on the inner side of the box body, at least one fixing column is arranged on the outer side of each wiring board, and a fixing groove is spirally formed in each fixing column; the upper end face of the wiring board is provided with screw connection points and separation grooves, the screw connection points are rotatably connected with the wiring board through threads, and the separation grooves and the screw connection points are arranged at intervals; a pressing plate is arranged on the inner side of the fixing column, a partition plate is arranged on the lower surface of the pressing plate corresponding to the separation groove, and at least one elastic piece is arranged between the pressing plate and the cover plate; the box body lateral wall is provided with at least one wiring pipe.
Preferably, the fastener is the countersunk head bolt, be provided with the counter sink on the apron, the inside long nut that is provided with of box body, the countersunk head bolt is worn to locate in the counter sink and is fixed long nut just be fixed with the rubber buffer on the counter sink.
Preferably, the elastic piece is a spring or a spring sheet.
Preferably, the wiring pipe is an explosion-proof steel pipe, and a rubber lining layer is arranged inside the wiring pipe.
Preferably, the surfaces of the box body and the cover plate are coated with explosion-proof paint.
The utility model has the advantages that:
the utility model relates to an explosion-proof junction box convenient for wiring, a box body and a cover plate are tightly and fixedly connected, the outer side is covered with explosion-proof coating, and meanwhile, a wiring pipe ensures the explosion-proof function of the outer side for an explosion-proof steel pipe; the sealing performance of the rubber gasket is ensured through the sealing gasket and the rubber lining layer; when the wiring, the wire turns to the arrangement through the fixed slot on the fixed column, then compresses tightly through the clamp plate to separate in separating the inslot through the baffle is pegged graft on the clamp plate, guarantees that it connects neatly stably.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic view of a fixing post structure;
labeled as:
1. the box body, 2, a wiring board, 21, screw connection points, 22, separation grooves, 3, a cover plate, 4, fixing columns, 41, fixing grooves, 5, a pressing plate, 51, a partition plate, 52, an elastic piece and 6, a wiring pipe.
Detailed Description
As shown in fig. 1-3, the explosion-proof junction box convenient for wiring comprises a box body 1 and a wiring board 2, wherein the box body 1 is of an upper end opening structure, a cover plate 3 is arranged on the opening structure, and the surfaces of the box body 1 and the cover plate 3 are coated with explosion-proof paint.
The internal surface of 3 interior surfaces of apron is provided with sealed the pad, and 3 edges of apron pass through fastener fixed connection with 1 edge of box body, and the fastener is countersunk bolt, is provided with the counter bore on the apron 3, and 1 inside long nut that is provided with of box body, countersunk bolt wear to locate in the counter bore and be fixed with the rubber buffer on fixed long nut and the counter bore.
The two wiring boards 2 are symmetrically arranged on the inner side of the box body 1, at least one fixing column 4 is arranged on the outer side of each wiring board 2, and a fixing groove 41 is spirally arranged on each fixing column 4; the upper end face of the wiring board 2 is provided with a screw connection point 21 and a separation groove 22, the screw connection point 21 is rotatably connected with the wiring board 2 through threads, and the separation groove 22 and the screw connection point 21 are arranged at intervals; the inner side of the fixed column 4 is provided with a pressing plate 5, the lower surface of the pressing plate 5 is provided with a clapboard 51 corresponding to the separation groove 22, at least one elastic piece 52 is arranged between the pressing plate 5 and the cover plate 3, and the elastic piece 52 is a spring or an elastic sheet.
The side wall of the box body 1 is provided with at least one wiring pipe 6, the wiring pipe 6 is an explosion-proof steel pipe, and a rubber lining layer is arranged inside the wiring pipe 6.
According to the application, the box body 1 and the cover plate 3 are tightly and fixedly connected, the explosion-proof coating is coated on the outer side, and meanwhile, the wiring pipe 6 is an explosion-proof steel pipe to ensure the explosion-proof function of the outer side; the sealing performance of the rubber gasket is ensured through the sealing gasket and the rubber lining layer; during wiring, the wires are turned and tidied through the fixing grooves 41 on the fixing columns 4, then are tightly pressed through the pressing plate 5, and are inserted into the separation grooves 22 through the partition plates 51 on the pressing plate 5 to be separated, so that the connection is guaranteed to be neat and stable.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An explosion-proof junction box convenient for wiring is characterized in that the junction box comprises a box body and a wiring board, the box body is of an upper end opening structure, a cover plate is arranged on the opening structure, a sealing gasket is arranged on the inner surface of the cover plate, and the edge of the cover plate is fixedly connected with the edge of the box body through a fastener; the two wiring boards are symmetrically arranged on the inner side of the box body, at least one fixing column is arranged on the outer side of each wiring board, and a fixing groove is spirally formed in each fixing column; the upper end face of the wiring board is provided with screw connection points and separation grooves, the screw connection points are rotatably connected with the wiring board through threads, and the separation grooves and the screw connection points are arranged at intervals; a pressing plate is arranged on the inner side of the fixing column, a partition plate is arranged on the lower surface of the pressing plate corresponding to the separation groove, and at least one elastic piece is arranged between the pressing plate and the cover plate; the box body lateral wall is provided with at least one wiring pipe.
2. The explosion-proof terminal box convenient to wiring of claim 1, characterized in that, the fastener is countersunk bolt, be provided with the counter bore on the apron, the box body is inside to be provided with the long nut, countersunk bolt wears to locate in the counter bore and fixes the long nut just be fixed with the rubber buffer on the counter bore.
3. The explosion-proof junction box convenient for wiring as claimed in claim 1, wherein the elastic member is a spring or a spring sheet.
4. The explosion-proof junction box convenient for wiring as recited in claim 1, wherein said wiring tube is an explosion-proof steel tube, and a rubber lining layer is provided inside said wiring tube.
5. The explosion-proof junction box convenient for wiring according to claim 1, wherein the surfaces of the box body and the cover plate are coated with explosion-proof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949125.6U CN213213019U (en) | 2020-09-08 | 2020-09-08 | Explosion-proof terminal box convenient to wiring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949125.6U CN213213019U (en) | 2020-09-08 | 2020-09-08 | Explosion-proof terminal box convenient to wiring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213213019U true CN213213019U (en) | 2021-05-14 |
Family
ID=75844872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021949125.6U Active CN213213019U (en) | 2020-09-08 | 2020-09-08 | Explosion-proof terminal box convenient to wiring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213213019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363909A (en) * | 2021-06-08 | 2021-09-07 | 安庆中船柴油机有限公司 | Marine junction box |
-
2020
- 2020-09-08 CN CN202021949125.6U patent/CN213213019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363909A (en) * | 2021-06-08 | 2021-09-07 | 安庆中船柴油机有限公司 | Marine junction box |
| CN113363909B (en) * | 2021-06-08 | 2022-06-14 | 安庆中船柴油机有限公司 | Marine junction box |
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