CN217183630U

CN217183630U - Communication controller for explosion-proof environment

Info

Publication number: CN217183630U
Application number: CN202220992430.6U
Authority: CN
Inventors: 任金龙; 陈宏顺; 洪冶
Original assignee: Yangzhou Dazheng Petroleum Technology Co ltd
Current assignee: Yangzhou Dazheng Petroleum Technology Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-08-12
Anticipated expiration: 2032-04-27

Abstract

The application relates to a communication controller for explosion-proof environment, including the communicator casing, the inside of communicator casing is provided with the box subassembly, it has the apron to peg graft at the top of communicator casing, it installs hexagon socket head cap screw still to run through the screw thread on the apron, hexagon socket head cap screw runs through and extends to inseparable fixed mounting has a butadiene acrylonitrile rubber seal circle on the outer wall of apron. This a communication controller for explosion-proof environment, through setting up handle portion and communicator casing mutual independence, and through the connected mode that the assembly glued and sealed, and improve the holistic blast resistance of communicator casing through setting up apron, barrier gate, butadiene acrylonitrile rubber sealing washer, waterproof cover, guaranteed that communication controller can be applied to among the special explosion-proof environment, and through the mode of gluing and sealing, it is no longer than 3V still to have guaranteed that any two voltage of being qualified for the next round of competitions the intersegmental section, and the electric current is no longer than 100 microamperes, has improved the range of application of device.

Description

Communication controller for explosion-proof environment

Technical Field

The application relates to the technical field of communication controllers, in particular to a communication controller for an explosion-proof environment.

Background

Communication controller, which is a communication interface device for controlling data transmission between data circuit and host computer in data communication system, is called CCU for short, and manages data input and output to host computer or computer network, it can be complex foreground large computer interface or simple device such as multiplexer, bridge and router, these devices convert the parallel data of computer into serial data transmitted on communication line, and accomplish all necessary control function, error detection and synchronization, modern device also accomplishes data compression, routing selection, safety function and collects management information.

The communication controller that uses among the prior art all is provided with the integral type handle and communicates, and the design of handle exists the operation requirement that can't satisfy special explosion-proof environment completely for communication controller's application range has certain limitation, provides a communication controller for explosion-proof environment to this, solves the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides a communication controller for explosion-proof environment, possesses no handle, realizes advantages such as radio reception and public address function through external handle, explosion-proof adapter and explosion-proof speaker, has solved the area handle communication controller among the prior art, can't satisfy special explosion-proof environment operation requirement's problem.

In order to achieve the above purpose, the present application provides the following technical solutions: a communication controller used in an explosion-proof environment comprises a communicator shell, a box body assembly is arranged in the communicator shell, the top of the communicator shell is inserted with a cover plate, the cover plate is also provided with an inner hexagonal socket head cap screw through a thread, the inner hexagonal socket head cap screw penetrates and extends to the outer wall of the cover plate, a butadiene-acrylonitrile rubber sealing ring is tightly and fixedly arranged on the outer wall of the cover plate, the inner part of the communicator shell is fixedly provided with an isolation barrier, the cover plate is also fixedly provided with a waterproof sleeve, the lower end of the waterproof jacket is fixedly provided with a transparent glass plate, the cover plate is fixedly provided with an indicator lamp plate positioned under the waterproof jacket, still fixed mounting has the handle switch board on the inner wall of communicator casing, and the outside of communicator casing is equipped with handle portion, handle portion with the screw thread is installed gland nut between the communicator casing.

Further, the box body assembly comprises a wiring board support fixedly arranged on the inner wall of the communicator shell, a wiring board, a CPU board and an interface board, wherein the wiring board, the CPU board and the interface board are arranged on the wiring board support and are sequentially arranged from top to bottom.

Further, the internal volume of the cavity of the communicator shell is 6500 cubic centimeters, and the protection grade of the communicator shell is IP 66.

Further, a static explosion-proof joint surface is adopted between the cover plate and the communicator shell, the minimum clearance is 0.05mm, and the maximum clearance is 0.14 mm.

Further, a keyboard component is fixedly mounted on the cover plate, a nameplate and a sign plate are welded on the surface of the cover plate, and the anchoring depth is 2 mm.

Further, an adhesive joint surface a is formed between the outer side of the waterproof sleeve and the cover plate, the adhesive joint surface is plugged through epoxy glue, and the thickness of the adhesive seal is larger than 20 mm.

Further, the outside of communicator casing still fixed mounting has the end cap, the inside inseparable fixed mounting of end cap has the silica gel packing ring.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this a communication controller for explosion-proof environment, through setting up handle portion and communicator casing mutual independence, and through the connected mode that the assembly glued and sealed, and improve the holistic blast resistance of communicator casing through setting up apron, barrier gate, butadiene acrylonitrile rubber sealing washer, waterproof cover, guaranteed that communication controller can be applied to among the special explosion-proof environment, and through the mode of gluing and sealing, it is no longer than 3V still to have guaranteed that any two voltage of being qualified for the next round of competitions the intersegmental section, and the electric current is no longer than 100 microamperes, has improved the range of application of device.

Drawings

FIG. 1 is a schematic top view of the present application;

fig. 2 is a front view of the present application.

In the figure: 1. a communicator housing; 2. a case assembly; 3. a cover plate; 4. an isolation gate; 5. a socket head cap screw; 6. a nitrile rubber seal ring; 7. a waterproof jacket; 8. a transparent glass plate; 9. an indicator light panel; 10. a keyboard section; 11. a handle switch plate; 12. a handle portion; 13. a compression nut; a gluing the bonding surface.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1-2, a communication controller for an explosion-proof environment in this embodiment includes a housing 1 of a communicator, a case assembly 2 is disposed inside the housing 1 of the communicator, and the case assembly 2 is used as an internal component of the communication controller and may be embodied as a patch panel bracket fixedly mounted on an inner wall of the housing 1 of the communicator, a patch panel mounted on the patch panel bracket and sequentially arranged from top to bottom, a CPU board and an interface board.

The inner volume of the cavity of the communicator shell 1 is 6500 cubic centimeter, and the protection grade of the communicator shell 1 is IP 66.

In this embodiment, the communicator housing 1 is an explosion-proof housing with an open top, the cover plate 3 is inserted into the top of the communicator housing 1, a static explosion-proof joint surface is used between the cover plate 3 and the communicator housing 1, the minimum gap is 0.05mm, and the maximum gap is 0.14mm, so as to ensure the mutual matching explosion-proof effect of the cover plate 3 and the communicator housing 1.

It should be noted that the cover plate 3 is further provided with an inner hexagonal socket head cap screw 5 through a thread, and the inner hexagonal socket head cap screw 5 is tightly and fixedly provided with a nitrile rubber seal ring 6 through the outer wall of the cover plate 3, so as to ensure the protection performance of the installation of the cover plate 3 and the communicator housing 1.

The keyboard component 10 is fixedly installed on the cover plate 3 in the embodiment, a nameplate and a sign plate are welded on the surface of the cover plate 3, and the anchoring depth is 2 mm.

In this embodiment, the isolating grid 4 is fixedly installed inside the communicator housing 1, and the keyboard component 10 is isolated by gluing and sealing the isolating grid 4, so that the voltage between any two outgoing line segments is not more than 3V, and the current is not more than 100 microamperes, thereby having a good explosion-proof effect.

It should be noted that, still fixed mounting has waterproof jacket 7 on the apron 3, and the lower extreme fixed mounting of waterproof jacket 7 has transparent glass board 8, and fixed mounting has the indicator lamp plate 9 that is located under waterproof jacket 7 on the apron 3, can keep apart the protection to indicator lamp plate 9 through waterproof jacket 7 and transparent glass board 8 to improve the use protectiveness of indicator lamp plate 9.

In addition, a glue joint surface a is formed between the outer side of the waterproof sleeve 7 and the cover plate 3, the glue joint surface is plugged by epoxy glue, and the glue sealing thickness is larger than 20 mm.

The inner wall of the communicator housing 1 in this embodiment is also fixedly provided with a handle switch board 11, the outside of the communicator housing 1 is provided with a handle portion 12, a compression nut 13 is installed between the handle portion 12 and the communicator housing 1 through threads, and the handle portion 12 and the communicator housing 1 can be conveniently connected by screwing the compression nut 13.

In this embodiment, a plug 14 is further fixedly mounted outside the communicator housing 1, and a silica gel washer is tightly and fixedly mounted inside the plug 14, so that the connection of the handle portion 12 can be further strengthened, and an explosion-proof effect is ensured.

The working principle of the above embodiment is as follows:

communication controller passes through waterproof cover 7, glass apron 8 protects indicator lamp plate 9, cooperation barrier 4 keeps apart the box subassembly, the explosion-proof rank through 5 cooperation butadiene acrylonitrile rubber seal rings 6 improvement communication controller of hexagon socket head cap screw, make communication controller can get rid of handle portion 4 direct mount, and be applied to in the special explosion-proof environment, wiring portion through to handle portion 12 is fixed by gland nut 13, and accomplish the connection with handle switch board 11, through carrying out the shutoff to end cap 14, guarantee that handle portion 12's installation situation is good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A communication controller for explosion-proof environments, comprising a communicator housing (1), characterized by: the novel waterproof communication device is characterized in that a box body assembly (2) is arranged inside the communicator shell (1), a cover plate (3) is inserted into the top of the communicator shell (1), an inner hexagonal cylindrical head screw (5) is further installed on the cover plate (3) in a penetrating mode in a threaded mode, the inner hexagonal cylindrical head screw (5) penetrates and extends to the outer wall of the cover plate (3) to be tightly and fixedly installed with a nitrile rubber sealing ring (6), an isolation barrier (4) is fixedly installed inside the communicator shell (1), a waterproof sleeve (7) is further fixedly installed on the cover plate (3), a transparent glass plate (8) is fixedly installed at the lower end of the waterproof sleeve (7), an indicating lamp plate (9) located below the waterproof sleeve (7) is fixedly installed on the cover plate (3), a handle switch plate (11) is further fixedly installed on the inner wall of the communicator shell (1), and a handle portion (12) is assembled outside the communicator shell (1), and a compression nut (13) is installed between the handle part (12) and the communicator shell (1) in a threaded mode.

2. A communication controller for use in an explosion-proof environment according to claim 1, wherein: the box body component (2) comprises a wiring board bracket fixedly arranged on the inner wall of the communicator shell (1), a wiring board, a CPU board and an interface board, wherein the wiring board, the CPU board and the interface board are arranged on the wiring board bracket and are sequentially arranged from top to bottom.

3. A communication controller for use in an explosion-proof environment according to claim 1, wherein: the inner volume of the cavity of the communicator shell (1) is 6500 cubic centimeters, and the protection grade of the communicator shell (1) is IP 66.

4. A communication controller for use in an explosion-proof environment according to claim 1, wherein: a static explosion-proof joint surface is adopted between the cover plate (3) and the communicator shell (1), the minimum gap is 0.05mm, and the maximum gap is 0.14 mm.

5. A communication controller for use in an explosion-proof environment according to claim 1, wherein: the keyboard component (10) is fixedly mounted on the cover plate (3), a nameplate and a sign plate are further welded on the surface of the cover plate (3), and the anchoring depth is 2 mm.

6. A communication controller for use in an explosion-proof environment according to claim 1, wherein: an adhesive joint surface a is formed between the outer side of the waterproof sleeve (7) and the cover plate (3), the adhesive joint surface is plugged by epoxy glue, and the glue sealing thickness is larger than 20 mm.

7. A communication controller for use in an explosion-proof environment according to claim 1, wherein: the outer portion of the communicator shell (1) is further fixedly provided with a plug (14), and a silica gel gasket is tightly and fixedly arranged in the plug (14).