Glass fiber reinforced plastic explosion-proof shell of intermediate joint

Abstract

The utility model discloses an intermediate joint glass fiber reinforced plastic explosion-proof shell which comprises two explosion-proof outer shells, sealing washers are fixedly connected to the side faces, close to each other, of the two explosion-proof outer shells, and two installation pieces are fixedly connected to the upper surface of each explosion-proof outer shell. And the inner wall of each explosion-proof shell is fixedly connected with heat-conducting plastic and a flame-retardant fireproof layer in sequence. Through the arrangement of the explosion-proof shell, the flame-retardant fireproof layer, the heat-conducting plastic and the heat-conducting silica gel sheet, the flame-retardant fireproof effect of the glass fiber reinforced plastic explosion-proof shell can be improved, heat in the explosion-proof shell can be subjected to heat absorption and conduction, the high-temperature phenomenon in the explosion-proof shell is avoided, safe use of the intermediate joint is facilitated, and the service life of the intermediate joint is prolonged. Through the arc-shaped sealing sleeve, the external threads, the tightening seam and the tightening cap, the end of the explosion-proof shell can be screwed and tightened in a threaded mode, through cooperation with the arc-shaped sealing sleeve, effective sealing of the connecting positions of the middle connector and the two ends of the explosion-proof shell is achieved, and effective protection of the middle connector is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment accessory technical field especially a kind of intermediate joint glass steel explosion-proof shell. BACKGROUND

[0002] Intermediate joint explosion-proof shell is a kind of safety device specially designed for protecting intermediate joint, usually used in the connecting part of high-voltage cable or electrical equipment to prevent explosion and fire, the main role of intermediate joint explosion-proof shell is to ensure the safe operation of equipment in harsh environments such as high pressure, high temperature and harmful gas, prevent equipment from leaking and exploding, etc. It is widely used in oil, chemical industry, natural gas and other fields, especially in the connecting part of high-voltage cable and electrical equipment.

[0003] The utility model patent with announcement number CN202663076U discloses a kind of intermediate joint flame-retardant glass steel explosion-proof shell, but the above-mentioned patent still has certain deficiencies when using, the sealing effect of explosion-proof shell end and the connecting part of intermediate joint is poor, and in the use process, the heat dissipation cooling of explosion-proof shell cannot be quickly assisted, the effective safety protection of intermediate joint is not convenient, therefore, we propose a kind of intermediate joint glass steel explosion-proof shell to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of intermediate joint glass steel explosion-proof shell to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A kind of intermediate joint glass steel explosion-proof shell, including two explosion-proof housings, the side of two the explosion-proof housings close to each other is all fixedly connected with sealing washer, the upper surface of each the explosion-proof housing is all fixedly connected with two mounting pieces, the inner wall of each the explosion-proof housing is sequentially fixedly connected with heat-conducting plastic and flame-retardant fireproof layer, the outer surface of each the heat-conducting plastic is all fixedly embedded with a group of heat-conducting silica gel pieces, the end of each the heat-conducting silica gel piece away from heat-conducting plastic is all penetrated explosion-proof housing and extends to the outside of explosion-proof housing, the inner wall of each the explosion-proof housing is all fixedly connected with two arc-shaped sealing sleeves, the outer surface of left and right two ends of each the explosion-proof housing is all provided with a group of external threads, the outer surface of left and right two ends of each the explosion-proof housing is all provided with tightening seam, the left and right sides of two the explosion-proof housings are all equipped with tightening nut.

[0007] In further embodiments, the front surface of each mounting piece is provided with mounting holes arranged at equal distances, the inner wall of each group of mounting holes is sleeved with a fastening bolt, and the rear end of each fastening bolt is threadedly connected with a fastening nut.

[0008] In further embodiments, the explosion-proof shell is made of glass fiber reinforced plastic, and the sealing gasket is made of silicone rubber.

[0009] In further embodiments, the outer surface of each of the tightening nuts is provided with a set of anti-skid lines.

[0010] In further embodiments, the front surface of the explosion-proof shell is provided with a model mark, which is located at the middle upper part of the explosion-proof shell.

[0011] In further embodiments, the side surface of each of the two explosion-proof shells away from each other is fixedly connected with two anti-skid protrusions made of silicone rubber.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The explosion-proof shell, the fire-retardant layer, the heat-conducting plastic and the heat-conducting silicone rubber sheet can increase the fire-retardant effect of the glass fiber reinforced plastic explosion-proof shell, can conduct heat to avoid high temperature in the explosion-proof shell, and can be used for safe use of the intermediate joint. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole three-dimensional structure diagram of the intermediate joint glass fiber reinforced plastic explosion-proof shell.

[0015] Figure 2 It is a rear view of the explosion-proof shell in the intermediate joint glass fiber reinforced plastic explosion-proof shell.

[0016] Figure 3 It is a sectional view of the side view of the explosion-proof shell in the intermediate joint glass fiber reinforced plastic explosion-proof shell.

[0017] Figure 4 It is a schematic view of the internal structure of the explosion-proof shell in the intermediate joint glass fiber reinforced plastic explosion-proof shell.

[0018] In the drawing: 1, explosion-proof shell; 2, mounting piece; 3, fastening bolt; 4, heat-conducting silicone rubber sheet; 5, tightening seam; 6, external thread; 7, tightening nut; 8, fastening nut; 9, mounting hole; 10, fire-retardant layer; 11, heat-conducting plastic; 12, sealing gasket; 13, arc-shaped sealing sleeve; 14, anti-skid line; 15, model mark; 16, anti-skid protrusion. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation based on the orientation or positional relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0020] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-4The utility model discloses a kind of intermediate joint glass steel explosion-proof shell, including two explosion-proof housings 1, the side of two explosion-proof housings 1 mutually close is all fixedly connected with sealing washer 12, the upper surface of each explosion-proof housing 1 is all fixedly connected with two mounting pieces 2, the inner wall of each explosion-proof housing 1 is sequentially fixedly connected with heat-conducting plastic 11 and fire-retardant layer 10, the outer surface of each heat-conducting plastic 11 is all fixedly embedded with a group of heat-conducting silica gel piece 4, the end of each heat-conducting silica gel piece 4 away from heat-conducting plastic 11 is all penetrated explosion-proof housing 1 and extends to the outside of explosion-proof housing 1, the inner wall of each explosion-proof housing 1 is all fixedly connected with two arc-shaped sealing sleeves 13, the outer surface of left and right two ends of each explosion-proof housing 1 is all set with a group of external thread 6, the outer surface of left and right two ends of each explosion-proof housing 1 is all set with tightening seam 5, left and right sides of two explosion-proof housings 1 are all equipped with tightening nut 7.

[0023] The front of each mounting piece 2 is all set with mounting hole 9 arranged at equal distance, the inner wall of each group of mounting hole 9 is all sleeved with fastening bolt 3, the rear end of each fastening bolt 3 is all threadedly connected with fastening nut 8, can be fastened to explosion-proof housing 1 and be tightened, be convenient for the effective protection of intermediate joint, explosion-proof housing 1 is glass steel material, sealing washer 12 is silica rubber material, can increase the butt joint sealing property of explosion-proof housing 1.

[0024] The outer surface of each tightening nut 7 is all set with a group of anti-skid lines 14, can be conveniently screwed tightening nut 7, be convenient for the installation of tightening nut 7, the front of explosion-proof housing 1 is set with model mark 15, model mark 15 is located in the middle upper portion of explosion-proof housing 1, can be described the model of explosion-proof housing 1, be convenient for the understanding and use of installation personnel, the side of two explosion-proof housings 1 mutually away is all fixedly connected with two anti-skid bosses 16, anti-skid boss 16 is silica gel material, can stably pick up explosion-proof housing 1, be convenient for the butt joint installation of this glass steel explosion-proof shell.

[0025] The working principle of the utility model is:

[0026] In use, first, tightening nut 7 is sleeved in intermediate joint end, then opens two explosion-proof housings 1 and clamped to the inside of two explosion-proof housings 1 and merges intermediate joint, then fastening bolt 3 is penetrated mounting hole 9 and threadedly connected fastening nut 8 and is tightened, the outer protection of intermediate joint is carried out, then tightening nut 7 is threadedly connected to the top of external thread 6, the end of explosion-proof housing 1 is tightened, and extrudes arc-shaped sealing sleeve 13 and is sealed to the end of intermediate joint, simultaneously, the fire-retardant effect of this glass steel explosion-proof shell is increased using fire-retardant layer 10, and the heat in the inside of explosion-proof housing 1 is heat-absorbed and conducted using heat-conducting plastic 11 and heat-conducting silica gel piece 4, avoid high temperature phenomenon in the inside of explosion-proof housing 1, realize the safe use of intermediate joint.

[0027] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0028] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A fiberglass explosion-proof shell for an intermediate joint, characterized in that: The device includes two explosion-proof housings (1), each of which has a sealing gasket (12) fixedly connected to one side of the two explosion-proof housings (1) that are close to each other. Each of the two explosion-proof housings (1) has two mounting pieces (2) fixedly connected to the upper surface of each explosion-proof housing (1). Each of the two explosion-proof housings (1) has a thermally conductive plastic (11) and a flame-retardant fireproof layer (10) fixedly connected to the inner wall of each explosion-proof housing (1). Each of the two thermally conductive plastic (11) has a set of thermally conductive silicone pads (4) fixedly embedded on the outer surface of each thermally conductive silicone pad (4). Each of the two thermally conductive silicone pads (4) has one end away from the thermally conductive plastic (11) that penetrates through the explosion-proof housing (1) and extends to the outside of the explosion-proof housing (1). Each of the two explosion-proof housings (1) has two arc-shaped sealing sleeves (13) fixedly connected to the inner wall of each explosion-proof housing (1). Each of the two explosion-proof housings (1) has a set of external threads (6) on the outer surface of the left and right ends. Each of the two explosion-proof housings (1) has a tightening slit (5) on the outer surface of the left and right ends. Each of the two explosion-proof housings (1) has a tightening nut (7) on the left and right sides.

2. The fiberglass explosion-proof shell for an intermediate joint according to claim 1, characterized in that: Each mounting plate (2) has mounting holes (9) arranged at equal intervals on its front side. Each set of mounting holes (9) has a fastening bolt (3) fitted on its inner wall. Each fastening bolt (3) has a fastening nut (8) threaded to its rear end.

3. The fiberglass explosion-proof shell for an intermediate joint according to claim 1, characterized in that: The explosion-proof housing (1) is made of fiberglass, and the sealing gasket (12) is made of silicone rubber.

4. The fiberglass explosion-proof shell for an intermediate joint according to claim 1, characterized in that: Each tightening nut (7) has a set of anti-slip grooves (14) on its outer surface.

5. The fiberglass explosion-proof shell for an intermediate joint according to claim 1, characterized in that: The explosion-proof enclosure (1) has a model mark (15) on its front side, and the model mark (15) is located in the upper middle part of the explosion-proof enclosure (1).

6. The fiberglass explosion-proof shell for an intermediate joint according to claim 1, characterized in that: Two anti-slip protrusions (16) are fixedly connected to each of the two explosion-proof shells (1) on their opposite sides. The anti-slip protrusions (16) are made of silicone.

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