Explosion-proof junction box

Abstract

The utility model relates to the technical field of junction boxes, in particular to an explosion-proof junction box which comprises a junction box mechanism, the junction box mechanism comprises a box body, mounting columns are mounted at four corners of the bottom end in the box body, mounting grooves are formed in the top ends of the mounting columns, and limiting grooves are formed in the inner walls of the mounting grooves; mounting covers are arranged at the top ends of the junction box mechanisms, mounting mechanisms are mounted in the mounting covers, the box body comprises a first base layer, a firm layer is arranged at the top end of the first base layer, a firm layer is arranged at the top end of the firm layer, and an explosion-proof layer is arranged at the top end of the firm layer. Firstly, a second bevel gear rotates to drive a threaded rod to slide in a sliding rail through a sliding block, so that the threaded rod slides in a through hole and is clamped with a limiting groove, an operator can conveniently rotate a handle body to open and close a mounting cover, and the labor intensity of the operator is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of junction boxes, in particular to an explosion-proof junction box. Background Art

[0002] Explosion-proof junction box is a special power distribution equipment used in various high-risk places. Compared with civil junction box, it is a power distribution box with explosion-proof function after various explosion-proof modifications. The explosion-proof junction box is made of aluminum alloy die-casting or stainless steel welding. The explosion-proof and corrosion-resistant junction box is classified into: According to the functional material form, it can be divided into: intrinsically safe explosion-proof junction box, aluminum alloy explosion-proof junction box, stainless steel explosion-proof junction box, steel plate explosion-proof junction box; according to the use structure, it can be divided into: wall-mounted explosion-proof junction box and vertical explosion-proof junction box.

[0003] At present, most explosion-proof junction boxes on the market are not convenient for operators to open and close the explosion-proof junction boxes when in use, which brings inconvenience to the operators and increases the labor intensity of the operators. At the same time, the existing explosion-proof junction boxes are not firm and strong enough, which affects the service life of the explosion-proof junction boxes. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the fact that most explosion-proof junction boxes on the market currently in the above-mentioned or prior art are inconvenient for operators to open and close the explosion-proof junction boxes when in use, which brings inconvenience to the operators and increases the labor intensity of the operators. At the same time, the existing explosion-proof junction boxes are less firm and sturdy, which affects the service life of the explosion-proof junction boxes. Therefore, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide an explosion-proof junction box.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: an explosion-proof junction box includes a junction box mechanism, which includes a box body, four corners of the bottom of the box body are installed with mounting columns, and the top of the mounting column is provided with a mounting groove, the inner wall of the mounting groove is provided with a limit groove, the top of the junction box mechanism is provided with a mounting cover, and the inside of the mounting cover is installed with a mounting mechanism;

[0008] The box body comprises a first base layer, a firm layer is arranged on the top of the first base layer, a firm layer is arranged on the top of the firm layer, an explosion-proof layer is arranged on the top of the firm layer, and a second base layer is arranged on the top of the explosion-proof layer;

[0009] The mounting mechanism comprises a mounting sleeve rod, a fixing plate is mounted on the inner wall of the mounting sleeve rod, and a rotating rod body is rotatably mounted inside the fixing plate through a bearing, a first bevel gear is mounted on the bottom end of the rotating rod body, mounting frames are mounted on the side walls at both ends of the mounting sleeve rod, and a second bevel gear is rotatably mounted inside the mounting frame through a ball bearing, a threaded rod is connected to the internal thread of the second bevel gear, a sliding assembly is mounted on the side wall of the mounting frame, and through holes are provided on the side walls at both ends of the mounting sleeve rod.

[0010] As a preferred solution of an explosion-proof junction box of the utility model, the sliding assembly is composed of a slide rail and a slider, the slide rail is installed on the side wall of the mounting frame, a slider is arranged inside the slide rail, and the bottom end of the slider is fixedly connected to the outer wall of the threaded rod.

[0011] By adopting the above technical solution, the present solution enables the threaded rod to slide through the slide rail and the slide block while rotating through the cooperation between the slide rail and the slide block.

[0012] As a preferred solution of the explosion-proof junction box of the utility model, a handle body is installed on the top of the rotating rod body, and the outer wall of the handle body is provided with anti-slip patterns.

[0013] By adopting the above technical solution, the present solution provides anti-skid patterns on the outer wall of the handle body, thereby preventing the operator from slipping when turning the handle body.

[0014] As a preferred solution of the explosion-proof junction box of the utility model, the threaded rod is conical in shape, passes through the interior of the through hole, and is engaged with the limiting groove.

[0015] By adopting the above technical solution, the threaded rod and the limiting groove are engaged with each other, so that the threaded rod engages with the limiting groove while sliding, thereby installing the installation cover.

[0016] As a preferred solution of the explosion-proof junction box of the utility model, wherein: reinforcing plates are installed in a transverse arrangement inside the firm layer, and reinforcing tubes are arranged inside the reinforcing plates.

[0017] By adopting the above technical solution and designing the reinforcing plate and the reinforcing tube, the firmness of the box body can be improved by the firm layer.

[0018] As a preferred solution of the explosion-proof junction box of the utility model, wherein: reinforcing blocks are installed in a transverse arrangement inside the solid layer, and the shape of the reinforcing blocks is an isosceles trapezoid.

[0019] By adopting the above technical solution, the shape of the reinforcement block is an isosceles trapezoid, and two groups of reinforcement blocks are designed, so that the reinforcement blocks can improve the firmness of the box body.

[0020] As a preferred solution of the explosion-proof junction box of the utility model, the first bevel gear and the second bevel gear are meshed with each other.

[0021] By adopting the above technical solution, the first bevel gear and the second bevel gear are meshed with each other, so that the first bevel gear drives the second bevel gear to rotate simultaneously when rotating.

[0022] The utility model provides an explosion-proof junction box with beneficial effects: the utility model firstly meshes the first bevel gear with the second bevel gear, and through the design of the sliding component, the first bevel gear can drive the second bevel gear to rotate while rotating, so that the second bevel gear is rotated to drive the threaded rod to slide inside the slide rail through the slider, so that the threaded rod slides inside the through hole and engages with the limit groove, so that it is convenient for the operator to turn the handle body to open and close the installation cover, thereby reducing the labor intensity of the operator.

[0023] The utility model has the beneficial effects of an explosion-proof junction box: the utility model firstly arranges the reinforcing plates in a transverse manner and installs them inside the firm layer, and designs the reinforcing tubes, thereby making the firm layer more firm through the designs of the reinforcing plates and the reinforcing tubes, and at the same time, the reinforcing blocks are arranged in a transverse manner and cooperate with each other inside the firm layer, and the two groups of reinforcing blocks cooperate with each other, thereby making the firm layer more firm through the reinforcing blocks, thereby making it easier to make the explosion-proof effect of the junction box mechanism better. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0025] Figure 1 The figure is a schematic diagram of the main structure of an explosion-proof junction box.

[0026] Figure 2 This is a cross-sectional view of the main assembly structure of an explosion-proof junction box.

[0027] Figure 3 The figure is a schematic diagram of the internal structure of a mounting column of an explosion-proof junction box.

[0028] Figure 4 The figure is a schematic diagram of the installation mechanism structure of an explosion-proof junction box.

[0029] Figure 5 The figure is a schematic diagram of the internal structure of a mounting sleeve rod of an explosion-proof junction box.

[0030] Figure 6 The present invention is a schematic diagram of the structure of the main body of an explosion-proof junction box.

[0031] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0032] 1. Junction box mechanism; 101. Box body; 1011. First base layer; 1012. Firm layer; 1013. Reinforcement plate; 1014. Reinforcement tube; 1015. Firm layer; 1016. Reinforcement block; 1017. Explosion-proof layer; 1018. Second base layer; 102. Mounting column; 103. Mounting slot; 104. Limiting slot;

[0033] 2. Install the cover;

[0034] 3. Installation mechanism; 301. Installation sleeve rod; 302. Fixing plate; 303. Rotating rod body; 304. Handle body; 305. First bevel gear; 306. Installation frame; 307. Second bevel gear; 308. Threaded rod; 309. Sliding assembly; 3091. Slide rail; 3092. Sliding block; 3010. Through hole. DETAILED DESCRIPTION

[0035] In order to make the above-mentioned purposes, 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 in conjunction with the accompanying drawings.

[0036] 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 embodiments disclosed below.

[0037] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0038] Example 1: Reference Figures 1 to 6, which is the first embodiment of the utility model, and this embodiment provides an explosion-proof junction box, which can achieve the problem that most explosion-proof junction boxes on the market are not convenient for operators to open and close the explosion-proof junction box when in use, thereby causing inconvenience to operators and increasing the labor intensity of operators. It includes a junction box mechanism 1, which includes a box body 101, and mounting columns 102 are installed at the four corners of the bottom end of the box body 101. There are four groups of mounting columns 102 with the same structure, and the four groups of mounting columns 102 are located at the four corners inside the box body 101, and the top of the mounting column 102 is provided with a mounting groove 103, and the inner wall of the mounting groove 103 is provided with a limiting groove 104, and the top of the junction box mechanism 1 is provided with a mounting cover 2, and the inside of the mounting cover 2 is provided with a mounting mechanism 3.

[0039] The box body 101 includes a first base layer 1011, a firm layer 1012 is arranged on the top of the first base layer 1011, a firm layer 1015 is arranged on the top of the firm layer 1012, an explosion-proof layer 1017 is arranged on the top of the firm layer 1015, and a second base layer 1018 is arranged on the top of the explosion-proof layer 1017. Through the design of the firm layer 1012 and the firm layer 1015, the firm layer 1012 and the firm layer 1015 can make the explosion-proof effect of the box body 101 better.

[0040] The interior of the firming layer 1012 is laterally arranged with reinforcing plates 1013, and the interior of the reinforcing plates 1013 is provided with reinforcing tubes 1014. The interior of the firming layer 1015 is laterally arranged with reinforcing blocks 1016, and the shape of the reinforcing blocks 1016 is an isosceles trapezoid. The two groups of reinforcing blocks 1016 cooperate with each other to make the firming layer 1012 more solid.

[0041] The specific working principle is that firstly, through the design of the reinforcing tube 1014, the reinforcing plate 1013 and the reinforcing tube 1014 are designed to make the firm layer 1012 more firm, and at the same time, the reinforcing blocks 1016 are arranged in a transverse manner and installed inside the firm layer 1015, and the two groups of reinforcing blocks 1016 cooperate with each other, so that the firm layer 1015 is made more firm through the reinforcing blocks 1016, thereby making it easier to make the explosion-proof effect of the junction box mechanism 1 better.

[0042] Example 2: Reference Figures 1 to 6, which is the first embodiment of the utility model, and provides an explosion-proof junction box, which can solve the problem that the existing explosion-proof junction box is not strong and firm, thereby affecting the service life of the explosion-proof junction box. The mounting mechanism 3 includes a mounting sleeve rod 301, and the inner wall of the mounting sleeve rod 301 is mounted with a fixing plate 302, and the interior of the fixing plate 302 is rotatably mounted with a rotating rod body 303 through a bearing, and the bottom end of the rotating rod body 303 is mounted with a first bevel gear 305, and the two ends of the inner side of the mounting sleeve rod 301 are The side walls of the mounting frames 306 are all installed with mounting frames 306, and the mounting frames 306 are divided into two groups, and the two groups of mounting frames 306 and the mounting sleeve rod 301 are welded into an integrated structure, and the interior of the mounting frames 306 is installed with a second bevel gear 307 through a ball bearing rotation, and the internal thread of the second bevel gear 307 is connected with a threaded rod 308, and the side walls of the mounting frames 306 are installed with sliding components 309, and the side walls at both ends of the mounting sleeve rod 301 are provided with through holes 3010, and the first bevel gear 305 and the second bevel gear 307 are meshed with each other.

[0043] The sliding assembly 309 is composed of a sliding rail 3091 and a slider 3092. The sliding rail 3091 is installed on the side wall of the mounting frame 306. The slider 3092 is arranged inside the sliding rail 3091, and the bottom end of the slider 3092 is fixedly connected to the outer wall of the threaded rod 308. The threaded rod 308 is conical in shape. The threaded rod 308 passes through the inside of the through hole 3010. The threaded rod 308 and the limiting groove 104 are mutually engaged. By engaging the threaded rod 308 and the limiting groove 104 with each other, the threaded rod 308 can be mutually engaged with the limiting groove 104 while sliding.

[0044] A handle body 304 is installed at the top of the rotating rod body 303, and the outer wall of the handle body 304 is provided with anti-skid patterns. The anti-skid patterns are designed to prevent the operator's hands from slipping when the operator rotates the handle body 304.

[0045] The specific working principle is that the handle body 304 is first rotated to drive the rotating rod body 303 and the first bevel gear 305 to rotate, and the first bevel gear 305 is meshed with the second bevel gear 307, and the design of the sliding assembly 309 allows the first bevel gear 305 to drive the second bevel gear 307 to rotate while rotating, so that the second bevel gear 307 can be rotated to drive the threaded rod 308 to slide inside the slide rail 3091 through the slider 3092, so that the threaded rod 308 slides inside the through hole 3010 and engages with the limiting groove 104, so that the operator can turn the handle body 304 to open and close the installation cover 2, thereby reducing the labor intensity of the operator.

[0046] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An explosion-proof junction box, characterized in that: include, A junction box mechanism (1), comprising a box body (101), wherein mounting columns (102) are installed at four corners of the bottom of the box body (101), and the top of the mounting column (102) is provided with a mounting groove (103), and the inner wall of the mounting groove (103) is provided with a limiting groove (104), and the top of the junction box mechanism (1) is provided with a mounting cover (2), and the inside of the mounting cover (2) is provided with a mounting mechanism (3); The box body (101) comprises a first base layer (1011), a firm layer (1012) is arranged on the top of the first base layer (1011), a firm layer (1015) is arranged on the top of the firm layer (1012), an explosion-proof layer (1017) is arranged on the top of the firm layer (1015), and a second base layer (1018) is arranged on the top of the explosion-proof layer (1017); The mounting mechanism (3) comprises a mounting sleeve rod (301), a fixing plate (302) being mounted on the inner wall of the mounting sleeve rod (301), a rotating rod body (303) being rotatably mounted inside the fixing plate (302) via a bearing, a first bevel gear (305) being mounted on the bottom end of the rotating rod body (303), mounting frames (306) being mounted on the side walls at both ends of the mounting sleeve rod (301), a second bevel gear (307) being rotatably mounted inside the mounting frame (306) via a ball bearing, a threaded rod (308) being threadedly connected inside the second bevel gear (307), a sliding assembly (309) being mounted on the side walls of the mounting frame (306), and through holes (3010) being provided on the side walls at both ends of the mounting sleeve rod (301).

2. An explosion-proof junction box according to claim 1, characterized in that: The sliding assembly (309) is composed of a sliding rail (3091) and a sliding block (3092); the sliding rail (3091) is mounted on the side wall of the mounting frame (306); a sliding block (3092) is disposed inside the sliding rail (3091), and the bottom end of the sliding block (3092) is fixedly connected to the outer wall of the threaded rod (308).

3. An explosion-proof junction box according to claim 1, characterized in that: A handle body (304) is installed at the top end of the rotating rod body (303), and the outer wall of the handle body (304) is provided with anti-slip grooves.

4. The explosion-proof junction box according to claim 1, characterized in that: The threaded rod (308) is conical in shape, the threaded rod (308) passes through the interior of the through hole (3010), and the threaded rod (308) and the limiting groove (104) are mutually engaged.

5. The explosion-proof junction box according to claim 1, characterized in that: The interior of the firm layer (1012) is provided with reinforcing plates (1013) arranged in a transverse arrangement, and the interior of the reinforcing plates (1013) is provided with reinforcing tubes (1014).

6. The explosion-proof junction box according to claim 1, characterized in that: The interior of the solid layer (1015) is provided with reinforcing blocks (1016) arranged in a transverse manner, and the reinforcing blocks (1016) are in the shape of an isosceles trapezoid.

7. The explosion-proof junction box according to claim 1, characterized in that: The first bevel gear (305) and the second bevel gear (307) are meshed with each other.

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