Gas valve well temperature detection device

Abstract

The utility model discloses a gas valve well temperature detection device, comprising a valve well main body which is a cavity with an opening at the top; an air hole is formed in the top of the well lid, the well lid is arranged at the top of the valve well body, and a U-shaped frame is fixedly connected to the bottom of the well lid; the temperature sensor is connected with the controller, the controller is connected with the U-shaped frame, the separating and rotating assembly is movably arranged in the middle of the U-shaped frame, and the separating and rotating assembly comprises a blocking plug used for blocking the air hole and a rotating shaft used for driving the blocking plug to be separated from the air hole. When the temperature exceeds a preset value, a heat dissipation mechanism can be automatically triggered, so that the safety and the response speed are improved; the device is provided with the separation rotating assembly, the air hole can be automatically opened at high temperature, heat discharge is accelerated through the fan, the temperature in the valve well is effectively reduced, and safety accidents caused by high temperature are prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas valve well technical field, concretely is gas valve well temperature detection device. BACKGROUND

[0002] Gas valve well is a kind of small structure of underground pipeline and control equipment, mainly used to accommodate and protect valve and other pipeline accessories.In gas system, it is used to control the opening and closing of gas pipeline, and ensure the safety of gas supply.Gas valve well is usually composed of well lid, well wall, well bottom and valve.

[0003] Gas valve well contains valve, pipeline and corresponding equipment of natural gas, and these equipment can generate certain heat in normal operation process.If temperature is abnormally high, it can cause equipment failure or leakage, and even cause fire or explosion and other serious safety accidents.Therefore, temperature monitoring is carried out in gas valve well, and the existing detection device can only detect temperature alone, and cannot ventilate and dissipate heat in valve well. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing gas valve well temperature detection device to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: gas valve well temperature detection device, comprising:

[0006] Valve well main body, the valve well main body is the cavity with opening in top portion;

[0007] Well lid with air hole in top portion, well lid is placed in the top portion of valve well main body, the bottom of well lid is fixedly connected with U-shaped frame;

[0008] Separation rotation assembly, separation rotation assembly is movably placed in the middle portion of U-shaped frame, separation rotation assembly includes plugging plug for plugging air hole and rotation shaft for driving plugging plug and air hole separation, the top portion of U-shaped frame is provided with driving rack for driving rotation shaft rotation, the bottom of driving rack is fixedly connected with inclined pressure bar for driving rotation shaft descending;

[0009] Temperature sensor, temperature sensor is placed in the bottom of U-shaped frame.

[0010] As preferred, the bottom of well lid is fixedly connected with limiting nail symmetrically, and the top portion of valve well main body is symmetrically provided with limiting hole corresponding to limiting nail.

[0011] As preferred, the top portion of U-shaped frame is provided with fan, for dissipating heat from air hole.

[0012] As preferred, a control box is fixedly connected to the top of the U-shaped frame for remotely sending signals to a monitoring room.

[0013] As preferred, a plurality of rotating plates are fixedly connected to the top of the rotating shaft, and the blocking plugs are fixed to the top of the rotating plates and correspond to the air vents one by one.

[0014] As preferred, a driving gear is rotatably connected to the top of the U-shaped frame, the driving gear is sleeved outside the rotating shaft, a limiting groove is formed in the outer side of the rotating shaft, a limiting pin is fixedly connected to the inside of the driving gear and slidably connected to the limiting groove, an electric push rod is fixedly connected to the top of the U-shaped frame, and the output end of the electric push rod is fixedly connected to the driving gear.

[0015] As preferred, a pushing plate is fixedly connected to the outer side of the rotating shaft and below the U-shaped frame, a bottom supporting plate is fixedly connected to the bottom of the U-shaped frame, the rotating shaft penetrates through the middle part of the bottom supporting plate, and a spring is sleeved outside the rotating shaft and between the bottom supporting plate and the pushing plate.

[0016] Compared with the prior art, the utility model has the advantages that the temperature sensor is used for monitoring the temperature inside the valve well in real time, and is connected with the controller, when the temperature exceeds the preset value, the heat dissipation mechanism can be automatically triggered, the safety and response speed are improved, the device is provided with the separation rotating assembly, the air vent can be automatically opened at high temperature, the heat is discharged through the fan, the temperature inside the valve well is effectively reduced, and the safety accidents caused by high temperature are prevented, the wireless communication module in the control box can remotely send the temperature information to the monitoring room, the real-time monitoring and alarm of the temperature of the valve well are realized, and the problems can be found and handled in time, and the separation and rotation of the blocking plug and the air vent are realized through the mechanical components such as the electric push rod, the driving gear and the inclined pressure rod, the whole process is smooth and reliable, and manual operation is not needed. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a structural schematic view of the air vent of the utility model;

[0019] Figure 3 It is a structural schematic view of the fan of the utility model;

[0020] Figure 4 It is a structural schematic view of the temperature sensor of the utility model;

[0021] Figure 5 It is an enlarged view of A of the utility model.

[0022] In the figure: 1, valve well main body; 2, well lid; 3, air hole; 4, limiting nail; 5, limiting hole; 6, U-shaped frame; 7, rotating plate; 8, blocking plug; 9, bottom support plate; 10, push plate; 11, spring; 12, rotating shaft; 13, drive gear; 14, drive rack; 15, inclined pressure rod; 16, electric push rod; 17, fan; 18, temperature sensor; 19, control box. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figure 1 、 2 , 3, 4, 5, the utility model provides a technical scheme: gas valve well temperature detection device, it includes: valve well main body 1, valve well main body 1 is the cavity with opening being equipped at top; Top is equipped with the air hole 3 of well lid 2, well lid 2 is placed in the top of valve well main body 1, and the bottom of well lid 2 is fixedly connected with U-shaped frame 6; Separation rotating assembly is movably placed in the middle part of U-shaped frame 6, and separation rotating assembly includes blocking plug 8 for blocking air hole 3 and rotating shaft 12 for driving blocking plug 8 and air hole 3 to separate, and the top of U-shaped frame 6 is equipped with drive rack 14 for driving rotating shaft 12 to rotate, and the bottom of drive rack 14 is fixedly connected with inclined pressure rod 15 for driving rotating shaft 12 to descend; Temperature sensor 18 is placed in the bottom of U-shaped frame 6.

[0025] It needs to be explained that the inside of the control box 19 of the utility model is equipped with a controller, when the temperature sensor 18 detects that the inside temperature of the valve well main body 1 is higher than the preset value, the controller controls the electric push rod 16 to move first, the electric push rod 16 moves the inclined pressure rod 15 by driving the drive rack 14, the front end of the drive rack 14 is not provided with teeth, so that the drive rack 14 does not contact the drive gear 13 in the first half of the movement of the drive rack 14, so that the inclined pressure rod 15 contacts the push plate 10, under the inclined extrusion of the inclined pressure rod 15, the push plate 10 drives the rotating shaft 12 to move downward, the rotating shaft 12 drives the blocking plug 8 to separate from the air hole 3, when the teeth of the drive rack 14 contact the drive gear 13, the drive gear 13 drives the rotating shaft 12 to rotate, the rotating shaft 12 drives the blocking plug 8 to be dislocated from the air hole 3, in this way, the inside of the valve well main body 1 is cooled, and the control box 19 remotely transmits temperature information to the monitoring room, manual detection and processing of the gas valve well are carried out, and then the blocking plug 8 is reset.

[0026] Please refer toFigure 1 As shown, the bottom of the well lid 2 is symmetrically fixed with a limiting pin 4, and the top of the valve well body 1 is symmetrically provided with a limiting hole 5 corresponding to the limiting pin 4.

[0027] It should be noted that when the well lid 2 is covered on the top of the valve well body 1, the limiting pin 4 is inserted into the limiting hole 5 on the top of the valve well body 1, so as to position the well lid 2 on the top of the valve well body 1, and prevent the well lid 2 from deflecting or rotating in the process of use.

[0028] Please refer to Figure 1 , 3 , 4, the top of the U-shaped frame 6 is provided with a fan 17 for dissipating heat from the air hole 3, and the top of the U-shaped frame 6 is fixedly connected with a control box 19 for remotely sending signals to a monitoring room.

[0029] It should be noted that the control box 19 is internally provided with a controller, a signal processing unit, a wireless communication module and a power supply unit, and the monitoring room is provided with a corresponding receiving end, the temperature sensor monitors the temperature inside the valve well in real time, the signal processing unit processes and converts the temperature signal, the wireless communication module remotely sends the processed temperature signal to the monitoring room, the receiving end of the monitoring room receives and displays the temperature signal, and if the temperature signal exceeds the preset threshold, an alarm is triggered, and the controller controls the fan 17 to work, and the heat inside the valve well body 1 is dissipated through the limiting hole 5, and the dissipation process is performed at the same time as the alarm.

[0030] Please refer to Figure 1 , 3 , 4, the top of the rotating shaft 12 is fixedly connected with a plurality of rotating plates 7, and the blocking plugs 8 are fixedly connected to the top of the rotating plates 7 and correspond one-to-one to the air holes 3.

[0031] It should be noted that when the blocking plug 8 is separated from the air hole 3, the rotating shaft 12 drives the rotating plate 7 to rotate, the rotating plate 7 drives the blocking plug 8 to rotate, so that the blocking plug 8 is separated from the air hole 3, and the heat inside the valve well body 1 is conveniently discharged through the air hole 3.

[0032] Please refer to Figure 3 , 4As shown in FIGS. 5, the top of the U-shaped frame 6 is rotationally connected with a driving gear 13, the driving gear 13 is sleeved outside the rotating shaft 12, the outside of the rotating shaft 12 is provided with a limiting groove, the inside of the driving gear 13 is fixedly connected with a limiting pin which is slidably connected with the limiting groove, the top of the U-shaped frame 6 is fixedly connected with an electric push rod 16, the output end of the electric push rod 16 is fixedly connected with the driving rack 14, the outside of the rotating shaft 12 and below the U-shaped frame 6 is fixedly connected with a pushing plate 10, the bottom of the U-shaped frame 6 is fixedly connected with a bottom supporting plate 9, the rotating shaft 12 penetrates the middle part of the bottom supporting plate 9, and the outside of the rotating shaft 12 and between the bottom supporting plate 9 and the pushing plate 10 is sleeved with a spring 11.

[0033] It should be noted that when the temperature sensor 18 detects the temperature, the controller controls the electric push rod 16 to drive the driving rack 14 to work, the electric push rod 16 drives the driving rack 14 to slide on the top of the U-shaped frame 6, the front end of the driving rack 14 is not provided with a tooth, so that the driving rack 14 is not engaged with the driving gear 13 at this time, the inclined pressing rod 15 located at the front end of the driving rack 14 is in contact with the pushing plate 10 and extrudes the pushing plate 10 downward, the middle part of the U-shaped frame 6 is provided with a groove for sliding of the inclined pressing rod 15, the pushing plate 10 compresses the spring 11 downward, the pushing plate 10 drives the rotating shaft 12 to slide downward in the middle part of the driving gear 13, so that the rotating shaft 12 slides from the middle part of the bottom supporting plate 9, so as to realize the separation of the blocking plug 8 and the ventilation hole 3, when the tooth part of the driving rack 14 is in contact with the driving gear 13, under the action of the limiting groove and the limiting pin, the driving rack 14 drives the rotating shaft 12 to rotate through the driving gear 13, the rotating shaft 12 drives the rotating plate 7 and the blocking plug 8 to rotate, so that the blocking plug 8 is separated from the ventilation hole 3.

[0034] In the description of the present application, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In addition, the terms "first", "second", "third", "fourth" 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, so that the features limited by "first", "second", "third", "fourth" can be explicitly or implicitly included at least one of the features.

[0036] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can indirectly connect through intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation, for the ordinary skill of the art, can understand the above-mentioned term in the utility model specific meaning according to specific circumstances.

[0037] Although the embodiments of the utility model have been shown and described, it will be appreciated by those of ordinary skill in the art that various changes, modifications, alternatives, and variations 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 gas valve well temperature detection device, characterized in that: include: Valve well body (1), the valve well body (1) is a cavity with an opening at the top; A well cover (2) with a vent hole (3) on top is placed on top of the valve well body (1), and a U-shaped frame (6) is fixed to the bottom of the well cover (2). The separation rotating assembly is movably placed in the middle of the U-shaped frame (6). The separation rotating assembly includes a sealing plug (8) for sealing the vent (3) and a rotating shaft (12) for driving the sealing plug (8) to separate from the vent (3). The top of the U-shaped frame (6) is provided with a driving rack (14) for driving the rotating shaft (12) to rotate. The bottom of the driving rack (14) is fixedly connected with an inclined pressure rod (15) for driving the rotating shaft (12) to descend. Temperature sensor (18) is placed at the bottom of the U-shaped frame (6).

2. The gas valve well temperature detection device according to claim 1, characterized in that: The bottom of the well cover (2) is symmetrically fixed with limiting nails (4), and the top of the valve well body (1) is symmetrically provided with limiting holes (5) corresponding to the limiting nails (4).

3. The gas valve well temperature detection device according to claim 1, characterized in that: The top of the U-shaped frame (6) is equipped with a fan (17) to dissipate heat from the vent (3).

4. The gas valve well temperature detection device according to claim 1, characterized in that: The top of the U-shaped frame (6) is fixedly connected to a control box (19) for remotely sending signals to the monitoring room.

5. The gas valve well temperature detection device according to claim 1, characterized in that: The top of the rotating shaft (12) is fixedly connected to multiple rotating plates (7), and the sealing plug (8) is fixedly connected to the top of the rotating plate (7) and corresponds one-to-one with the vent hole (3).

6. The gas valve well temperature detection device according to claim 1, characterized in that: A drive gear (13) is rotatably connected to the top of the U-shaped frame (6). The drive gear (13) is sleeved on the outside of the rotating shaft (12). A limit groove is opened on the outside of the rotating shaft (12). A limit pin is fixedly connected inside the drive gear (13) and slidably connected to the limit groove. An electric push rod (16) is fixedly connected to the top of the U-shaped frame (6). The output end of the electric push rod (16) is fixedly connected to the drive rack (14).

7. The gas valve well temperature detection device according to claim 6, characterized in that: A push plate (10) is fixedly connected to the outside of the rotating shaft (12) and below the U-shaped frame (6). A bottom support plate (9) is fixedly connected to the bottom of the U-shaped frame (6). The rotating shaft (12) passes through the middle of the bottom support plate (9). A spring (11) is sleeved on the outside of the rotating shaft (12) and between the bottom support plate (9) and the push plate (10).

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