Explosion-proof signal collector

Abstract

The utility model provides an explosion-proof signal collector. The explosion-proof signal collector comprises a first shell and a second shell, the first shell is provided with a first side wall and a second side wall which are perpendicular to the surface; a fourth side wall perpendicular to the surface is arranged on the second shell; the first side wall is arranged along the edge of the first shell, and the second side wall is arranged along the edge of the first side wall; the first side wall and the second side wall form an interlayer, and a sealed space can be formed after the fourth side wall is inserted into the interlayer. The explosion-proof signal collector disclosed by the utility model is provided with a double-layer sealing structure, so that the possibility of igniting underground inflammable gas can be effectively reduced, and the explosion-proof performance of a signal collection control device is obviously improved.

Description

Technical Field

[0001] The utility model belongs to the field of mining equipment, in particular to an explosion-proof signal collector. Background Art

[0002] With the rapid development of the economy, the technical level of mining equipment is constantly upgrading. In the process of underground coal mining, more and more signal acquisition and control equipment are used. Therefore, more and more attention is paid to the explosion-proof safety performance of signal acquisition and control equipment. The explosion-proof safety of existing underground signal acquisition equipment needs to be further improved. At the same time, the existing explosion-proof signal collectors also have the problems of complex installation and inconvenient use. Utility Model Content

[0003] In view of this, the present invention aims to overcome the defects in the prior art and proposes an explosion-proof signal collector.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is achieved as follows:

[0005] An explosion-proof signal collector includes a first shell and a second shell; the first shell is provided with a first side wall and a second side wall arranged perpendicular to the surface; the second shell is provided with a fourth side wall arranged perpendicular to the surface; the first side wall is arranged along an edge of the first shell, and the second side wall is arranged along an edge of the first side wall; the first side wall and the second side wall form a sandwich, and the fourth side wall can form a sealed space when inserted into the sandwich;

[0006] The first shell is provided with a signal acquisition module and a third side wall arranged perpendicular to the surface, and the third side wall is arranged around the signal acquisition module; a triangular prism-shaped groove is provided at the free end of the third side wall, and a triangular prism-shaped protrusion is provided on the second shell. When the fourth side wall is inserted into the interlayer, the triangular prism-shaped protrusion enters the triangular prism-shaped groove, forming a space for sealing the signal acquisition module; a plurality of through-heads are provided between the first side wall and the third side wall, one end of the through-head is provided on the third side wall, and the other end of the through-head is provided on the first side wall.

[0007] Furthermore, a notch is provided on the fourth side wall, the shape of which matches the position of the through head.

[0008] Furthermore, the first side wall and the second shell are both provided with fixing seats, and the fixing seats are provided with through holes for fixing the first shell and the second shell.

[0009] Preferably, the first side wall, the second side wall and the fourth side wall are all in a rectangular frame shape.

[0010] Preferably, the third side wall is in a rectangular frame shape, and the four triangular prism grooves are respectively arranged on the four sides of the free end of the third side wall; there are four triangular prism protrusions, and the four triangular prism protrusions correspond to the four triangular prism grooves in a one-to-one manner.

[0011] Preferably, there are four through heads.

[0012] Preferably, a rubber layer for sealing is provided on the opposite surfaces of the first side wall and the second side wall.

[0013] Compared with the prior art, the present invention has the following advantages:

[0014] First, the explosion-proof signal collector disclosed in the present invention has a double-layer sealing structure, which can effectively reduce the possibility of igniting flammable gases underground and significantly improve the explosion-proof performance of the signal acquisition and control device.

[0015] Second, the explosion-proof signal collector disclosed in the present invention realizes the construction of a sealed space through the mutual cooperation of the first shell and the second shell, and is very convenient to install and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention.

[0017] In the attached figure:

[0018] Figure 1 This is an overall schematic diagram of an explosion-proof signal collector according to an embodiment of the present utility model;

[0019] Figure 2 This is a schematic diagram of the interior of a first shell of an explosion-proof signal collector according to an embodiment of the present utility model;

[0020] Figure 3 This is a first schematic diagram of a second shell of an explosion-proof signal collector according to an embodiment of the present utility model;

[0021] Figure 4 This is a second schematic diagram of a second shell of an explosion-proof signal collector according to an embodiment of the present utility model.

[0022] Description of reference numerals:

[0023] 1-first shell; 11-first side wall; 12-second side wall; 13-third side wall; 14-through head; 15-triangular prism-shaped groove; 16-fixing seat; 2-second shell; 21-fourth side wall; 22-triangular prism-shaped protrusion; 23-slot; 3-signal acquisition module. DETAILED DESCRIPTION

[0024] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0027] In the description of this utility model, it should be further clarified that the terms "first," "second," etc. are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Therefore, a feature specified as "first," "second," etc. may explicitly or implicitly include one or more of such features. In the description of this utility model, unless otherwise specified, "plurality" means two or more.

[0028] The explosion-proof safety of existing underground signal acquisition equipment needs to be further improved. At the same time, existing explosion-proof signal collectors are also complicated to install and inconvenient to use. The utility model discloses an explosion-proof signal collector with a double-layer sealing structure, which can effectively reduce the possibility of igniting flammable gases underground and significantly improve the explosion-proof performance of the signal acquisition and control device.

[0029] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0030] In one embodiment of the present invention, Figures 1 to 4As shown, an explosion-proof signal collector includes a first shell 1 and a second shell 2; the first shell 1 is provided with a first side wall 11 and a second side wall 12 arranged perpendicular to the surface; the second shell 2 is provided with a fourth side wall 21 arranged perpendicular to the surface; the first side wall 11 is arranged along the edge of the first shell 1, and the second side wall 12 is arranged along the edge of the first side wall 11; the first side wall 11 and the second side wall 12 form a sandwich, and the fourth side wall 21 can form a sealed space when inserted into the sandwich;

[0031] The first shell 1 is provided with a signal acquisition module 3 and a third side wall 13 arranged perpendicular to the surface, and the third side wall 13 is arranged around the signal acquisition module 3; a triangular prism-shaped groove 15 is provided at the free end of the third side wall 13, and a triangular prism-shaped protrusion 22 is provided on the second shell 2. When the fourth side wall 21 is inserted into the interlayer, the triangular prism-shaped protrusion 22 enters the triangular prism-shaped groove 15, forming a space for sealing the signal acquisition module 3; a plurality of through-heads 14 are provided between the first side wall 11 and the third side wall 13, one end of the through-head 14 is provided on the third side wall 13, and the other end of the through-head 14 is provided on the first side wall 11.

[0032] In practical applications of the present invention, the cable connected to the signal acquisition module 3 is first passed through the first side wall 11, the second side wall 12, and the third side wall 13 in sequence through the through-plug 14, and is connected to the signal acquisition module 3 accordingly. The second housing 2 is then mounted on the first housing 1, and the fourth side wall 21 is inserted into the interlayer formed by the first side wall 11 and the second side wall 12, forming a first layer of sealing structure. At the same time, the triangular prism-shaped protrusion 22 of the second housing 2 enters the triangular prism-shaped groove 15 of the first housing 1, forming a second layer of sealing structure. This double-layer sealing structure ensures that the signal acquisition module 3 does not come into contact with external combustible gases, effectively improving the explosion-proof effect.

[0033] In this embodiment, the signal acquisition module 3 may be a signal acquisition module that is already sold in the market. It is widely used in automation control systems and can be purchased easily.

[0034] In another embodiment of the present invention, Figure 2 and Figure 3 As shown, a notch 23 is provided on the fourth side wall 21 , which matches the position and shape of the through head 14 .

[0035] In this embodiment, the provision of the notch 23 enables the fourth side wall 21 to match the shape of the through head 14 when inserted, and a rubber strip for sealing is provided at the edge of the notch 23 .

[0036] In this embodiment, if Figure 2 and Figure 3As shown, a fixing seat 16 is provided on the first side wall 11 and the second shell 2 . The fixing seat 16 is provided with a through hole for fixing the first shell 1 and the second shell 2 .

[0037] In this embodiment, if Figure 2 and Figure 3 As shown, the first side wall 11 , the second side wall 12 and the fourth side wall 21 are all in a rectangular frame shape.

[0038] In this embodiment, if Figure 2 and Figure 3 As shown, the third side wall 13 is in a rectangular frame shape, and four triangular prism grooves 15 are respectively arranged on the four sides of the free end of the third side wall 13; there are four triangular prism protrusions 22, and the four triangular prism protrusions 22 correspond to the four triangular prism grooves 15 in one-to-one position.

[0039] In this embodiment, the arrangement of the four triangular prism-shaped protrusions 22 and the four triangular prism-shaped grooves 15 ensures a sealing effect, and a rubber layer for sealing is provided on the surface of the triangular prism-shaped protrusions 22 .

[0040] In this embodiment, if Figure 2 As shown, four through-heads 14 are provided.

[0041] In this embodiment, if Figure 2 As shown, rubber layers for sealing are provided on the opposite surfaces of the first side wall 11 and the second side wall 12 .

[0042] In this embodiment, the rubber layers on the first side wall 11 and the second side wall 12 are in contact with the fourth side wall 21 to achieve a sealing effect.

[0043] The above describes the embodiments of the present invention. However, these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. Although each embodiment has been described separately, this does not mean that the measures in each embodiment cannot be used in combination to advantage. The scope of the present invention is defined by the appended claims and their equivalents. Without departing from the scope of the present invention, those skilled in the art may make various substitutions and modifications, which should all fall within the scope of the present invention.

Claims

1. An explosion-proof signal collector, characterized by: The invention comprises a first shell (1) and a second shell (2); the first shell (1) is provided with a first side wall (11) and a second side wall (12) arranged perpendicular to the surface; the second shell (2) is provided with a fourth side wall (21) arranged perpendicular to the surface; the first side wall (11) is arranged along the edge of the first shell (1), and the second side wall (12) is arranged along the edge of the first side wall (11); the first side wall (11) and the second side wall (12) form a sandwich, and the fourth side wall (21) can form a sealed space after being inserted into the sandwich; The first shell (1) is provided with a signal acquisition module (3) and a third side wall (13) arranged perpendicular to the surface, and the third side wall (13) is arranged around the signal acquisition module (3); a triangular prism-shaped groove (15) is provided at the free end of the third side wall (13), and a triangular prism-shaped protrusion (22) is provided on the second shell (2); when the fourth side wall (21) is inserted into the interlayer, the triangular prism-shaped protrusion (22) enters the triangular prism-shaped groove (15), forming a space for sealing the signal acquisition module (3); a plurality of through-heads (14) are provided between the first side wall (11) and the third side wall (13), one end of the through-head (14) is arranged on the third side wall (13), and the other end of the through-head (14) is arranged on the first side wall (11).

2. The explosion-proof signal collector according to claim 1, characterized in that: The fourth side wall (21) is provided with a notch (23) that matches the position and shape of the through head (14).

3. The explosion-proof signal collector according to claim 1, characterized in that: A fixing seat (16) is provided on both the first side wall (11) and the second shell (2), and a through hole is provided on the fixing seat (16) for fixing the first shell (1) and the second shell (2).

4. The explosion-proof signal collector according to claim 1, characterized in that: The first side wall (11), the second side wall (12) and the fourth side wall (21) are all in a rectangular frame shape.

5. The explosion-proof signal collector according to claim 1, characterized in that: The third side wall (13) is in a rectangular frame shape, and the four triangular prism-shaped grooves (15) are respectively arranged on the four sides of the free end of the third side wall (13); there are four triangular prism-shaped protrusions (22), and the four triangular prism-shaped protrusions (22) correspond to the four triangular prism-shaped grooves (15) in a one-to-one position.

6. The explosion-proof signal collector according to claim 1, characterized in that: The through-heads (14) are provided with four.

7. The explosion-proof signal collector according to claim 6, characterized in that: The first side wall (11) and the second side wall (12) are both provided with a rubber layer for sealing on the opposite surfaces thereof.

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