High-voltage switch cabinet discharge gas diffusion simulation device

Abstract

The utility model provides a high-voltage switch cabinet discharge gas diffusion simulation device, which relates to the technical field of gas diffusion simulation, and comprises a box body, a simulation cabin is arranged in the box body close to the bottom, a gas environment detection equipment main body is arranged in the box body close to the top end, and a gas environment detection equipment main body is arranged in the box body close to the left side. A built-in groove is formed in the bottom of the simulation bin, a discharging pipeline communicated with the built-in groove is arranged at the bottom of the left side of the box body, and an opening and closing assembly is installed in the built-in groove to control the gas release rate. Through the air pressure sensor and the temperature sensor, the temperature and gas pressure change in the simulation bin in the simulation process can be monitored, the point discharge model, the suspension discharge model and the air gap discharge model are used in cooperation, collection of simulation data can be expanded, the gas diffusion simulation precision is greatly improved, and the simulation efficiency is improved. And certain help is provided for insulation defect diagnosis and structure optimization of the high-voltage switch cabinet.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas diffusion simulation technical field especially, relates to a high voltage switchgear discharge gas diffusion simulation device. BACKGROUND

[0002] High voltage switchgear discharge gas diffusion simulation device, it is used to simulate gas molecules through diffusion movement and enter other gas, cause the phenomenon that gas composition changes, this phenomenon usually occurs in high voltage switchgear inside, especially in the discharge process, the diffusion movement of gas molecules is more obvious, serious time can cause the equipment to appear damage, even cause fire;

[0003] At present, for the research of high voltage switchgear discharge gas diffusion, mainly rely on theoretical calculation or simple experiment, it is inconvenient to accurately verify the change produced by diffusion gas, this greatly reduces the simulation accuracy, and further to the research and optimization of high voltage switchgear and insulation defect diagnosis caused great obstacle, therefore, we propose a kind of high voltage switchgear discharge gas diffusion simulation device. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of high voltage switchgear discharge gas diffusion simulation devices, to solve the problems existing in prior art, at present, for the research of high voltage switchgear discharge gas diffusion, mainly rely on theoretical calculation or simple experiment, it is inconvenient to accurately verify the change produced by diffusion gas, this greatly reduces the simulation accuracy, and further to the research and optimization of high voltage switchgear and insulation defect diagnosis caused great obstacle.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of high voltage switchgear discharge gas diffusion simulation device, including box, the inside of the box is close to the bottom place and is equipped with simulation bin, the inside of the box is close to the top and is equipped with gas environment detection equipment main body;

[0007] The inside of the box is close to left side, and is equipped with built-in groove at the bottom of simulation bin, the left side bottom of the box is provided with the discharge pipeline that is communicated with the built-in groove, opening and closing assembly is installed in the inside of the built-in groove, to control gas release rate, the left side of the box is close to the middle, and is equipped with air inlet pipeline corresponding simulation bin;

[0008] The inside of the simulation bin is close to left side, and temperature sensor and baroceptor are sequentially installed from top to bottom, discharge assembly is installed in the inside of the simulation bin close to right side, through hole is formed in the inside bottom of the simulation bin and is equipped with built-in groove.

[0009] The utility model discloses an improved scheme, the front of box is correspondingly connected with the box door of simulation warehouse rotation, the periphery of box door is bonded with sealing ring, and the front of box door is provided with observation window.

[0010] The technical effect of the further scheme is that the sealing effect between the box door and the box is improved by the sealing ring, and the operator can more intuitively and quickly observe the internal condition of the simulation warehouse through the observation window, improving the practicability.

[0011] As an improved scheme of the utility model, a control panel is installed on the front of the box near the top end, and the air pressure sensor and the temperature sensor are electrically connected with the control panel.

[0012] The technical effect of the further scheme is that the air pressure inside the simulation warehouse can be monitored by the air pressure sensor, and the temperature change inside the simulation warehouse during the simulation process can be monitored by the temperature sensor, improving the simulation accuracy.

[0013] As an improved scheme of the utility model, a fan is installed inside the built-in groove and on the left side of the opening and closing assembly, and the fan is electrically connected with the control panel.

[0014] The technical effect of the further scheme is that the fan can be controlled to rotate by the control panel, so that the fan drives the gas inside the simulation warehouse to be discharged through the discharge pipeline, improving the use convenience.

[0015] As an improved scheme of the utility model, the opening and closing assembly includes a hydraulic cylinder, the output end of the hydraulic cylinder faces the top end, and is fixedly installed on the inner bottom of the built-in groove, and a piston is installed in the output end of the hydraulic cylinder and extends into the through hole.

[0016] The technical effect of the further scheme is that the piston can be moved up and down by the extension and retraction of the hydraulic cylinder, so as to complete the opening and closing work of the through hole, achieve the purpose of controlling the gas release rate, and provide use convenience.

[0017] As an improved scheme of the utility model, the discharge assembly includes a fixing frame, both ends of the fixing frame are fixedly connected with the simulation warehouse, a tip discharge model, a suspension discharge model and an air gap discharge model are installed in the fixing frame from top to bottom, and the tip discharge model, the suspension discharge model and the air gap discharge model are electrically connected with the control panel.

[0018] The technical effect of adopting the further scheme is that the tip discharge model, the floating discharge model and the air gap discharge model can simulate different discharge forms, thereby expanding the collection of simulation data, improving the simulation effect, and the tip discharge model, the floating discharge model and the air gap discharge model can be fixed through the fixing frame, so that loosening in use is prevented, and use stability is improved.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] In the utility model, through the design of the box body and the simulation bin, the temperature and the gas pressure change in the simulation bin during simulation can be monitored through the air pressure sensor and the temperature sensor, and multiple discharge forms can be simulated at the same time by cooperating with the use of the tip discharge model, the floating discharge model and the air gap discharge model, the simulation data collection is expanded, the gas diffusion simulation precision is greatly improved, and certain help is provided for high-voltage switch cabinet insulation defect diagnosis and structure optimization. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 The utility model provides a kind of high-voltage switch cabinet discharge gas diffusion simulation device overall structure schematic diagram;

[0022] Fig. 2 The utility model provides a kind of high-voltage switch cabinet discharge gas diffusion simulation device overall side structure dissection diagram;

[0023] Fig. 3 The utility model provides a kind of high-voltage switch cabinet discharge gas diffusion simulation device overall front structure dissection diagram.

[0024] Legend: 1, box body;101, built-in groove;1011, fan;102, exhaust pipe;103, opening and closing assembly;1031, hydraulic cylinder;1032, piston;104, air inlet pipe;105, box door;1051, observation window;106, control panel;2, simulation bin;201, air pressure sensor;202, temperature sensor;203, discharge assembly;2031, fixing frame;2032, tip discharge model;2033, floating discharge model;2034, air gap discharge model;204, through-hole;3, gas environment detection equipment main body. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with 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 of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] For the convenience of understanding the present application, the following will be described with reference to the relevant application, and a number of embodiments of the present application are given, but the present application can be realized in many different forms, and is not limited to the embodiments described herein, on the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be a middle element, and when an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be a middle element, and the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs, and the terms used herein in the specification are only for the purpose of describing specific embodiments and are not intended to limit the present application, and the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] Embodiment 1

[0030] As Figs. 1-3 shown, the present application provides a technical scheme: a high-voltage switchgear discharge gas diffusion simulation device, comprising a box body 1, a simulation bin 2 is opened at the bottom of the inside of the box body 1, a gas environment detection equipment main body 3 is installed at the top of the inside of the box body 1, the gas environment detection equipment main body 3 is electrically connected with the control panel 106, the inside of the box body 1 is close to the left side, and the bottom of the simulation bin 2 is provided with an embedded groove 101, the left bottom of the box body 1 is provided with a discharge pipeline 102 communicated with the embedded groove 101, an opening and closing assembly 103 is installed in the inside of the embedded groove 101, used to control the gas release rate, the left side of the box body 1 is close to the middle, and the gas inlet pipeline 104 is installed corresponding to the simulation bin 2, the gas pressure sensor 201 and the temperature sensor 202 are installed in the simulation bin 2 from top to bottom, the discharge assembly 203 is installed at the right side of the inside of the simulation bin 2, and the through hole 204 is opened in the embedded groove 101 at the inner bottom of the simulation bin 2.

[0031] Embodiment 2

[0032] As Figs. 1-3As shown, the front of the box 1 corresponds to the simulation bin 2 is rotatably connected with the door 105, the door 105 is bonded with a sealing ring, the front of the door 105 is provided with an observation window 1051, the sealing ring can improve the sealing effect between the door 105 and the box 1, the observation window 1051 can make the operator more intuitive and fast to observe the internal condition of the simulation bin 2, improve the practicability, the front of the box 1 is installed near the top of the control panel 106, the air pressure sensor 201 and the temperature sensor 202 are electrically connected with the control panel 106, the air pressure sensor 201 can monitor the gas pressure in the simulation bin 2, the temperature sensor 202 can monitor the temperature change in the simulation bin 2 during simulation, improve the simulation accuracy, the inside of the built-in groove 101 and the left side of the opening and closing assembly 103 are installed with a fan 1011, the fan 1011 is electrically connected with the control panel 106, the fan 1011 can be controlled by the control panel 106, and the fan 1011 drives the gas in the simulation bin 2 to be discharged through the discharge pipe 102, improving the use convenience, the opening and closing assembly 103 includes a hydraulic cylinder 1031, the output end of the hydraulic cylinder 1031 faces the top, and is fixedly installed on the inner bottom of the built-in groove 101, the output end of the hydraulic cylinder 1031 extends to the inside of the through hole 204 and is installed with a piston 1032, the piston 1032 can be driven to move up and down by the extension and retraction of the hydraulic cylinder 1031, thereby completing the opening and closing work of the through hole 204, achieving the purpose of controlling the gas release rate, providing use convenience, the discharge assembly 203 includes a fixed frame 2031, both ends of the fixed frame 2031 are fixedly connected with the simulation bin 2, the inside of the fixed frame 2031 is sequentially installed from top to bottom with a pointed discharge model 2032, a floating discharge model 2033 and a air gap discharge model 2034, the pointed discharge model 2032, the floating discharge model 2033 and the air gap discharge model 2034 are electrically connected with the control panel 106, through the pointed discharge model 2032, the floating discharge model 2033 and the air gap discharge model 2034, different discharge forms can be simulated, thereby expanding the collection of simulation data and improving the simulation effect, the pointed discharge model 2032, the floating discharge model 2033 and the air gap discharge model 2034 can be fixed through the fixed frame 2031, preventing loosening during use and improving use stability.

[0033] The utility model discloses a working procedure: when using the high voltage switchgear discharge gas diffusion simulation device to discharge gas diffusion simulation, first, the external conveying equipment imports the gas needed to simulation bin 2 inside, and through the real-time viewing of gas pressure condition in simulation bin 2 by gas pressure sensor 201, when the pressure reaches the threshold needed, stop the conveying of gas, and through the control panel 106 in turn control tip discharge model 2032, suspension discharge model 2033 and air gap discharge model 2034 discharge, and through the real-time monitoring of gas pressure and temperature change in the discharge process by gas pressure sensor 201 and temperature sensor 202, enlarge simulation data's collection, and cooperate with gas environment detection equipment main part 3, carry out simulation detection and data collection, greatly improve the gas diffusion simulation precision, provide certain help for high voltage switchgear insulation defect diagnosis and structure optimization, after simulation is completed or needs to replace the gas, through the extension of hydraulic cylinder 1031, can drive piston 1032 to move upwards, and then with the through hole 204 is separated, make simulation bin 2 with built-in recess 101 communicate, and through the rotation of fan 1011, the gas is discharged through the exhaust pipe 102.

[0034] Although the embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for simulating the diffusion of a discharge gas in a high voltage switchgear cabinet comprising a box (1), characterized in that: The inside of the box (1) is provided with an analog warehouse (2) near the bottom, and the inside of the box (1) is provided with a gas environment detection equipment main body (3) near the top end; The inside of the box (1) is provided with an inner groove (101) near the left side and at the bottom of the analog warehouse (2), and the left side of the box (1) is provided with a discharge pipeline (102) in communication with the inner groove (101), and the inner groove (101) is provided with an opening and closing assembly (103) inside, which is used to control the gas release rate, and the left side of the box (1) is provided with an air inlet pipeline (104) near the middle and corresponding to the analog warehouse (2). The inside of the analog warehouse (2) is provided with a gas pressure sensor (201) and a temperature sensor (202) from top to bottom near the left side, and the inside of the analog warehouse (2) is provided with a discharge assembly (203) near the right side, and the inner bottom of the analog warehouse (2) is provided with a through hole (204) penetrating the inner groove (101).

2. The discharge gas diffusion simulation device for a high-voltage switchgear according to claim 1, characterized by: The front of the box (1) is rotatably connected with a box door (105) corresponding to the analog warehouse (2), and the periphery of the box door (105) is bonded with a sealing ring, and the front of the box door (105) is provided with an observation window (1051).

3. The discharge gas diffusion simulation device for a high-voltage switchgear according to claim 1, characterized by: The front of the box (1) is provided with a control panel (106) near the top end, and the gas pressure sensor (201) and the temperature sensor (202) are electrically connected with the control panel (106).

4. The discharge gas diffusion simulation device for a high-voltage switchgear according to claim 1, characterized by: The inside of the inner groove (101) and the left side of the opening and closing assembly (103) are provided with a fan (1011), and the fan (1011) is electrically connected with the control panel (106).

5. The discharge gas diffusion simulation device for a high-voltage switchgear according to claim 1, characterized by: The opening and closing assembly (103) comprises a hydraulic cylinder (1031), the output end of the hydraulic cylinder (1031) faces the top end, and is fixedly installed on the inner bottom of the inner groove (101), and the output end of the hydraulic cylinder (1031) extends into the inside of the through hole (204) and is provided with a piston (1032).

6. The discharge gas diffusion simulation device for a high-voltage switchgear according to claim 1, characterized by: The discharge assembly (203) comprises a fixed frame (2031), both ends of the fixed frame (2031) are fixedly connected with the analog warehouse (2), and the inside of the fixed frame (2031) is provided with a sharp discharge model (2032), a suspension discharge model (2033) and a air gap discharge model (2034) from top to bottom, and the sharp discharge model (2032), the suspension discharge model (2033) and the air gap discharge model (2034) are electrically connected with the control panel (106).

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