CN217482541U

CN217482541U - Double-cylinder type double-path intelligent underground gas pressure regulating box

Info

Publication number: CN217482541U
Application number: CN202221129783.XU
Authority: CN
Inventors: 王翔宇
Original assignee: Tianjin Chris Gas Equipment Co ltd
Current assignee: Tianjin Chris Gas Equipment Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-09-23
Anticipated expiration: 2032-05-05

Abstract

The application relates to a double-cylinder double-circuit intelligence underground gas pressure regulating box includes: the pressure regulating pipeline, lower box, cut off the module, pressure regulating module and go up the box, two pressure regulating pipelines of lower box cladding, the quantity of pressure regulating pipeline is two, set up side by side in the box down, it indulges to put to cut off a section of thick bamboo, it is uncovered from top to bottom, inside is provided with cuts off the module installation department, one side is seted up the pipeline import and is put with the intercommunication pipeline that admits air, pressure regulating section of thick bamboo is indulged, it is uncovered from top to bottom, inside is provided with pressure regulating module installation department, one side is seted up the pipeline export and is given vent to the air in order to communicate, cut off a section of thick bamboo, two pressure regulating section of thick bamboo, the correspondence is established at the side of cutting off a section of thick bamboo, the one end intercommunication cutting off a section of thick bamboo of connecting pipe, the other end intercommunication pressure regulating section of thick bamboo. The cutting module is arranged on the upper base plate, the lower end of the cutting module is connected with and communicated to the cutting module mounting part, the pressure regulating module is arranged on the upper base plate, the lower end of the pressure regulating module is communicated to the pressure regulating module mounting part, the upper box body is positioned above the lower box body, the cutting module and the pressure regulating module are covered on the outer sides, and the upper part of the upper box body is provided with an upper cover capable of opening and closing.

Description

Double-cylinder type double-path intelligent underground gas pressure regulating box

Technical Field

The application relates to the technical field of gas transmission and distribution, especially, relate to a double-cylinder double-circuit intelligence underground gas pressure regulating box.

Background

With the development of economic society, fuel gas is widely applied in a large quantity, and then the fuel gas is widely applied as a necessary fuel gas pressure regulating box in a fuel gas transmission and distribution system. The traditional overground pressure regulating box adopts a pipeline flange connection structure, occupies a large overground space and has a large requirement on safety spacing. In the design and site selection of the pressure regulating tank, the requirements of safety distance and site selection in a construction red line are met, and in the current urban construction land with precious soil, few areas meeting the requirements are available, the site selection difficulty is high, and therefore the gas underground pressure regulating tank with low requirements on safety distance is produced.

In the practical use of the underground pressure regulating box, the integrated gas underground pressure regulating box which can bear load, is waterproof and sealed, occupies small space, is designed in an integrated manner, is convenient to maintain and repair, is more and more approved by the majority of users and relevant management units, and represents the development direction of the underground pressure regulating box. When the underground gas pressure regulating box is used, the underground gas pressure regulating box is mostly directly buried underground, soil can be in direct contact with the side wall of the pressure-bearing box body, the underground gas pressure regulating box is corroded, and therefore the underground gas pressure regulating box is externally provided with the shell, and the underground gas pressure regulating box is prevented from being in direct contact with the pressure regulating box. However, for the double-path underground gas pressure regulating box of 'one opening and one standby', in some places where the use requirement can be met only by supplying gas with small flow, the existing underground gas pressure regulating box has larger volume and can occupy larger reserved space, so that the structure of the existing underground gas pressure regulating box is still to be optimized on the premise of considering 'one opening and one standby' double paths, thereby being more suitable for users who can meet the requirement by using gas with small flow.

SUMMERY OF THE UTILITY MODEL

In view of this, the application provides a double-cylinder double-path intelligent underground gas pressure regulating tank, which comprises a pressure regulating pipeline, a lower tank body, a cutting module, a pressure regulating module and an upper tank body; the lower box body covers the two pressure regulating pipelines; the number of the pressure regulating pipelines is two, and the two pressure regulating pipelines are arranged in parallel in the lower box body; the cutting cylinder is longitudinally arranged, is open at the upper part and the lower part, and is internally provided with a cutting module mounting part; one side of the cutting cylinder is provided with a pipeline inlet for communicating with the air inlet pipeline, and the number of the cutting cylinders is two, and the cutting cylinders are arranged in parallel; the pressure regulating cylinders are longitudinally arranged, are vertically opened, are internally provided with pressure regulating module mounting parts, are provided with pipeline outlets at one side for communicating with air outlet pipelines, are two in number, are equal to the height of the cutting cylinders and are arranged beside each cutting cylinder in a one-to-one correspondence manner; one end of each connecting pipe is communicated to the side wall, close to the bottom, of one cutting cylinder, and the other end of each connecting pipe is communicated to the corresponding side wall, close to the bottom, of the pressure regulating cylinder; the top of the lower box body is provided with an upper bottom plate, and the upper bottom plate is respectively provided with a cutting communicating hole and a pressure regulating communicating hole at the positions corresponding to the cutting cylinder and the pressure regulating cylinder; the cutting-off module is arranged on the upper bottom plate, and the lower end of the cutting-off module is connected and communicated with the cutting-off module mounting part; the pressure regulating module is arranged on the upper bottom plate, and the lower end of the pressure regulating module is connected and communicated to the pressure regulating module mounting part; the upper box body is positioned above the lower box body and covers the cutting module and the outer side of the pressure regulating module, and the upper part of the upper box body is provided with an upper cover which can be opened and closed.

In a possible implementation manner, the cutting barrel further comprises a cutting barrel bottom plate, and the cutting barrel bottom plate is arranged below a position where the cutting barrel is communicated with the connecting pipe; the cutting module mounting part comprises a cutting barrel partition plate, a cutting vertical pipe and a cutting base; wherein, two ends of the cutting barrel partition plate are respectively arranged between the position where the cutting barrel is communicated with the connecting pipe and the position where the cutting barrel is communicated with the pipeline inlet; the cutting vertical pipe is of a hollow structure, and the lower end of the cutting vertical pipe is fixedly connected to the upper end of the cutting barrel partition plate; the middle part of the cutting base is provided with a hollow structure, is communicated with the inside of the cutting vertical pipe and is fixedly connected to the upper end of the cutting vertical pipe.

In one possible implementation manner, the cutting module comprises a cutting valve, a cutting connecting body, a filter element and a cutting drive; the cutting valve is arranged on the cutting base and communicated with the inside of the cutting vertical pipe; the filter element is arranged on the cutting base and is annularly arranged on the outer side of the cutting valve; the cutting connecting body is arranged on the upper bottom plate and is positioned above the cutting cylinder; the cutting drive is arranged on the cutting connector and communicated to the inside of the cutting vertical pipe through a valve port of the cutting valve.

In a possible implementation manner, the pressure regulating module mounting part comprises a pressure regulating cylinder partition plate, a pressure regulating vertical pipe, a pressure regulating base and a pressure regulating cylinder bottom plate; the pressure regulating cylinder bottom plate is arranged below the position where the pressure regulating cylinder is communicated with the connecting pipe; two ends of the pressure regulating cylinder partition plate are respectively arranged between the position where the pressure regulating cylinder is communicated with the connecting pipe and the position where the pressure regulating cylinder is communicated with the pipeline outlet; the pressure regulating vertical pipe is of a hollow structure, and the lower end of the pressure regulating vertical pipe is fixedly connected to the upper end of the pressure regulating cylinder partition plate; the middle part of the pressure regulating base is provided with a hollow structure, is communicated with the pressure regulating vertical pipe and is fixedly connected with the upper end of the pressure regulating vertical pipe.

In one possible implementation, the pressure regulating module includes a pressure regulator driver, a pressure regulating connector, and a pressure regulating valve; the pressure regulating valve is arranged on the pressure regulating base and communicated with the pressure regulating vertical pipe; the pressure regulating connecting body is installed on the upper base plate, the pressure regulator is installed on the pressure regulating connecting body in a driving mode and communicated into the pressure regulating vertical pipe through a valve port of the pressure regulating valve.

In a possible implementation manner, a straight line connecting the center of the longitudinal projection of the cutting cylinder and the center of the longitudinal projection of the pressure regulating cylinder connected with the cutting cylinder is longitudinally coincident with the axis of the corresponding air inlet pipeline.

In a possible implementation manner, the upper box body further comprises a window frame, a window plate and a window sealing strip; the window plate is made of transparent materials; the window frame is erected and fixed on the inner top of the upper box body and is positioned at the lower side of the upper cover; the window sealing strip is attached between the window plate and the window frame.

In a possible implementation manner, the device further comprises a rib plate; the rib plate is fixed on the outer side of the joint of the main cylinder and the air inlet pipeline, and an inlet valve is installed on the air inlet pipeline; the rib plate is fixed on the outer side of the joint of the auxiliary cylinder and the gas outlet pipeline, and the outlet valve is installed on the part of the gas outlet pipeline.

In a possible implementation manner, the lower box body further comprises an inlet outer frame plate, an outlet outer frame plate and a lower bottom plate; both ends of the inlet outer frame plate and the outlet outer frame plate are provided with bending structures, and the bending structures, the upper bottom plate positioned above and the lower bottom plate positioned below are arranged on the outer sides of the integral structure of the cutting cylinder, the connecting pipe and the pressure regulating cylinder in a surrounding manner; the upper ends of the inlet outer frame plate and the outlet outer frame plate are hermetically connected with the upper bottom plate; the two ends of the inlet outer frame plate are fixedly connected with the two ends of the outlet outer frame plate, the lower bottom plate is connected with the lower end of the cutting cylinder and the lower end of the pressure regulating cylinder in a sealing mode, and the lower bottom plate is fixedly connected with the lower ends of the inlet outer frame plate and the outlet outer frame plate.

In a possible implementation mode, the system further comprises an instrument box and a blow-down pipe; the emptying pipe is longitudinally arranged and is communicated with a breathing port formed in the upper box body; a camera is arranged in the instrument box and is electrically connected with the terminal control module; the instrument box is arranged on the emptying pipe, and a terminal control module is arranged in the instrument box; a gas leakage detector is arranged in the instrument box and is electrically connected with the terminal control module; the upper box body is internally provided with an uncovering sensor which is electrically connected with the terminal control module; a water immersion detector is arranged in the upper box body and is electrically connected with the terminal control module; the fingerprint lock is installed in the top outside of upper cover, with the terminal control module electricity is connected.

In a possible implementation manner, an inlet pressure transmitter and an inlet temperature transmitter are installed in the upper box body, a sensing assembly at the front end of a connecting line of the upper box body is arranged in the air inlet pipeline, and the inlet pressure transmitter and the inlet temperature transmitter are both electrically connected with the terminal control module; an outlet pressure transmitter and an outlet temperature transmitter are arranged in the upper box body, a sensing assembly at the front end of a connecting wire of the upper box body is arranged in the air outlet pipeline, and the outlet pressure transmitter and the outlet temperature transmitter are both electrically connected with the terminal control module; the photovoltaic power supply device and the diffusing pipe are also included; the photovoltaic power supply device is arranged on the emptying pipe and is positioned on the upper side of the instrument box; the diffusion pipe is longitudinally arranged and communicated with a diffusion opening on the upper box body through a diffusion connecting pipe.

The beneficial effect of this application: the pressure regulating device is characterized in that two groups of cutting cylinders, connecting pipes and pressure regulating cylinders which are sequentially connected are arranged, an air inlet pipeline at the front end of each cutting cylinder is respectively communicated with an air outlet pipeline at the rear end of each pressure regulating cylinder to form an open-standby double-way pressure regulating structure, when one of the two ways stops working, the other way continues working without influencing the normal use in weekdays, the corresponding cutting cylinders and the pressure regulating cylinders are communicated by the connecting pipes, the cutting cylinders and the pressure regulating cylinders are generally communicated linearly, for users with small gas flow, on the premise that the pipelines are firm, the material cost is relatively low, the transmission efficiency is high, a lower box body which is covered outside the double-way pressure regulating structure is covered outside the pressure regulating structure, the pressure-bearing cylinder wall is prevented from being directly contacted with external soil, the lower box body is used as a protective layer to effectively reduce the corrosion of the external environment directly to the underground gas pressure regulation of the pressure regulating device, the service life of the pressure regulating device is reasonably prolonged, and the pressure regulating device is installed on an upper base plate and corresponds to the cutting cylinders, The box is also covered with to the cutting module and the pressure regulating module that pressure regulating section of thick bamboo top set up, to cutting off the module, the pressure regulating module plays the guard action, and cut off module and pressure regulating module demountable installation on last bottom plate, when needs fortune dimension, the maintenance is carried out after the module or the whole take out of pressure regulating module can directly be cut off to the practitioner in the field, convenient operation is and can improve maintenance efficiency, reduce the practitioner's in the field operation degree of difficulty as far as, also make the design of this double-cylinder double-circuit intelligence underground gas pressure regulating box more humanized.

Moreover, the upper plate of box corresponds the position of cutting off a section of thick bamboo and a pressure regulating section of thick bamboo under and has seted up structure assorted cutting module mounting hole and pressure regulating module mounting hole respectively, thereby to cut off the main part of module and the main part of pressure regulating module installs on the upper plate, only the lower extreme part stretches into in the box down, compare in the main part that will cut off the module and the main part of pressure regulating module embeds the mode in the box, can not occupy the inside usage space of box down, under the prerequisite that can satisfy less flow gas pressure regulating scope, reduce the holistic volume of box as far as, do benefit to the installation and make gas part design more reasonable.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

Fig. 1 shows a cross-sectional view of a dual-barrel dual-path intelligent underground gas pressure regulating tank of an embodiment of the present application;

fig. 2 shows a top view of a dual-barrel dual-path intelligent underground gas pressure regulating tank (with an open upper cover) according to an embodiment of the present application;

fig. 3 shows a top half sectional view of a double-cylinder two-way intelligent underground gas pressure regulating tank (with an upper cover closed) according to an embodiment of the present application.

FIG. 4 is a schematic diagram showing the configuration of a flare stack and instrument box according to an embodiment of the present application;

FIG. 5 is a schematic view of a diffuser tube according to an embodiment of the present application;

fig. 6 shows a partial enlarged view of a lower box body of the dual-cylinder dual-path intelligent underground gas pressure regulating box according to the embodiment of the application.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It will be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application or for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

Fig. 1 shows a cross-sectional view of a dual-cylinder dual-path intelligent underground gas pressure regulating tank according to an embodiment of the application; fig. 2 shows a top view of a dual-cylinder dual-path intelligent underground gas pressure regulating tank (with an open upper cover) according to an embodiment of the present application; fig. 3 shows a top half sectional view of a double-cylinder two-way intelligent underground gas pressure regulating tank (with an upper cover closed) according to an embodiment of the present application. FIG. 4 shows a schematic view of the structure of a flare and an instrument box according to an embodiment of the present application; FIG. 5 shows a schematic structural view of a diffuser tube according to an embodiment of the present application; fig. 6 shows a partial enlarged view of a lower box body of the double-cylinder double-path intelligent underground gas pressure regulating box of the embodiment of the application.

As shown in fig. 1-6, the double-cylinder two-way intelligent underground gas pressure regulating tank comprises: the pressure regulating device comprises pressure regulating pipelines, a lower box body 35, a cutting module, a pressure regulating module and an upper box body 50, wherein the lower box body 35 is coated with two pressure regulating pipelines, the number of the pressure regulating pipelines is two, the two pressure regulating pipelines are arranged in parallel in the lower box body 35, a cutting cylinder 3 is longitudinally arranged, is opened up and down, is internally provided with a cutting module mounting part, is provided with a pipeline inlet at one side for communicating with an air inlet pipeline, is provided with two cutting cylinders 3, is arranged in parallel, is longitudinally arranged with a pressure regulating cylinder 32, is opened up and down, is internally provided with a pressure regulating module mounting part, is provided with a pipeline outlet at one side for communicating with an air outlet pipeline, is provided with two pressure regulating cylinders 32, has the same height with the cutting cylinders 3, is arranged at the side of each cutting cylinder 3 in a one-to-one correspondence manner, one end of a connecting pipe 38 is communicated with the side wall of one cutting cylinder 3 close to the bottom, the other end is communicated with the corresponding side wall of the pressure regulating cylinder 32 close to the bottom, the top of the lower box body 35 is provided with an upper bottom plate 30, the upper bottom plate 30 is provided with a cutting communicating hole and a pressure regulating communicating hole at positions corresponding to the cutting barrel 3 and the pressure regulating barrel 32 respectively, a cutting module is arranged on the upper bottom plate 30, the lower end of the cutting module is connected and communicated to a cutting module mounting part, a pressure regulating module is arranged on the upper bottom plate 30, the lower end of the pressure regulating module is connected and communicated to a pressure regulating module mounting part, the upper box body 50 is positioned above the lower box body 35 and covers the cutting module and the pressure regulating module, and the upper part of the upper box body 50 is provided with an upper cover 78 which can be opened and closed.

In this embodiment, two sets of cutting cylinders 3, connecting pipes 38 and pressure regulating cylinders 32 connected in sequence are connected with each other at their front end gas inlet pipeline and rear end gas outlet pipeline respectively to form an open-standby dual-way pressure regulating structure, when one of them stops working, the other continues working without affecting normal use in weekdays, the connecting pipes 38 are used to connect the corresponding cutting cylinders 3 and pressure regulating cylinders 32, which are generally communicated in a straight line, for users with small gas flow, on the premise of ensuring the pipelines to be firm, the material cost is relatively low, the transmission efficiency is high, the lower box 35 covered outside the dual-way pressure regulating structure is covered outside the pressure regulating structure to avoid the pressure-bearing cylinder wall from directly contacting with external soil, the lower box 35 is used as a protective layer to effectively reduce the corrosion of the underground gas directly caused by the external environment, the service life of the pressure regulating structure is reasonably prolonged, the installation corresponds on the upper plate and cuts off a section of thick bamboo 3, the module of cutting off and the outer box 50 that also covers of pressure regulating section of thick bamboo 32 top setting of pressure regulating, to cutting off the module, the pressure regulating module plays the guard action, and cut off module and pressure regulating module demountable installation on the upper plate, when needs fortune dimension, the maintenance is carried out after the practitioner in the field can directly will cut off module or pressure regulating module is whole to be taken out, convenient operation and can improve maintenance efficiency, reduce the practitioner's in the field operation degree of difficulty as far as, also make the design of this double-cylinder double-circuit intelligence secret gas pressure regulating box more humanized.

Moreover, the upper plate of box 35 corresponds the position of cutting off a section of thick bamboo 3 and a pressure regulating section of thick bamboo 32 under and has seted up the structure assorted respectively and cut off module mounting hole and pressure regulating module mounting hole, thereby to cut off the main part of module and the main part of pressure regulating module is installed on the upper plate, only the lower extreme part stretches into down in the box 35, compare in the main part that will cut off the module and the main part of pressure regulating module embeds the mode in the box, can not occupy the inside usage space of box 35 down, under the prerequisite that can satisfy less flow gas pressure regulating scope, reduce the holistic volume of box as far as, do benefit to the installation and make the gas part design more reasonable.

In one embodiment, the cutting drum 3 further comprises a cutting drum bottom plate 90, the cutting drum bottom plate 90 is arranged below a position where the cutting drum 3 is communicated with the connecting pipe 38, the cutting module mounting portion comprises a cutting drum partition plate 92, a cutting vertical pipe 91 and a cutting base 4, wherein two ends of the cutting drum partition plate 92 are respectively arranged between a position where the cutting drum 3 is communicated with the connecting pipe 38 and a position where the cutting drum 3 is communicated with the pipeline inlet, the cutting vertical pipe 91 is of a hollow structure, the lower end of the cutting vertical pipe 91 is fixedly connected to the upper end of the cutting drum partition plate 92, the middle of the cutting base 4 is of a hollow structure, is communicated with the inside of the cutting vertical pipe 91, and is fixedly connected to the upper end of the cutting vertical pipe 91.

In one embodiment, the cutting module comprises a cutting valve 7, a cutting connector 10, a filter element 8 and a cutting drive 11, the cutting valve 7 is mounted on the cutting base 4 and communicated with the inside of the cutting vertical pipe 91, the filter element 8 is mounted on the cutting base 4 and is annularly arranged on the outer side of the cutting valve 7, the cutting connector 10 is mounted on the upper base plate 30 and located above the cutting cylinder 3, and the cutting drive 11 is mounted on the cutting connector 10 and communicated into the cutting vertical pipe 91 through a valve port of the cutting valve 7.

In one embodiment, the pressure regulating module mounting portion includes a pressure regulating cylinder partition 93, a pressure regulating vertical pipe 94, a pressure regulating base 34 and a pressure regulating cylinder bottom plate 95, wherein the pressure regulating cylinder bottom plate 95 is disposed below a position where the pressure regulating cylinder 32 communicates with the connecting pipe 38, two ends of the pressure regulating cylinder partition 93 are respectively disposed between a position where the pressure regulating cylinder 32 communicates with the connecting pipe 38 and a position where the pressure regulating cylinder 32 communicates with the pipeline outlet, the pressure regulating vertical pipe 94 is of a hollow structure, a lower end of the pressure regulating vertical pipe is fixedly connected to an upper end of the pressure regulating cylinder partition 93, a middle portion of the pressure regulating base 34 has a hollow structure, and is communicated with the pressure regulating vertical pipe 94 and fixedly connected to an upper end of the pressure regulating vertical pipe 94.

In one embodiment, the pressure regulating module includes a pressure regulating driver 53, a pressure regulating connector 27 and a pressure regulating valve 33, the pressure regulating valve 33 is mounted on the pressure regulating base 34 and is communicated with the pressure regulating vertical pipe 94, the pressure regulating connector 27 is mounted on the upper base plate 30, and the pressure regulating driver 53 is mounted on the pressure regulating connector 27 and is communicated with the pressure regulating vertical pipe 94 through a valve port of the pressure regulating valve 33.

In a possible implementation manner, the lower box body 35 further includes an inlet outer frame plate, an outlet outer frame plate, and a lower bottom plate 1; both ends of the inlet outer frame plate and the outlet outer frame plate are provided with bending structures, and the bending structures, the upper bottom plate positioned above and the lower bottom plate 1 positioned below are arranged outside the integral structure of the cutting cylinder 3, the connecting pipe 38 and the pressure regulating cylinder 32 in a surrounding manner; the upper ends of the inlet outer frame plate and the outlet outer frame plate are hermetically connected with the upper bottom plate; the two ends of the inlet outer frame plate are fixedly connected with the two ends of the outlet outer frame plate, the lower bottom plate 1 is hermetically connected with the lower end of the cutting cylinder 3 and the lower end of the pressure regulating cylinder 32, and the lower bottom plate 1 is fixedly connected with the lower ends of the inlet outer frame plate and the outlet outer frame plate.

In one embodiment, the device further comprises an instrument box 81 and an emptying pipe 83, wherein the emptying pipe 83 is longitudinally arranged and communicated with a breathing port formed in the upper box body 50, a camera 25 is installed in the instrument box 81 and is electrically connected with a terminal control module, and a gas leakage detector 41 is installed in the instrument box 81 and is electrically connected with the terminal control module; instrument box 81 installs on blow-down pipe 83, installs terminal control module in it, goes up the inside sensor 20 that uncaps that is provided with of box 50, is connected with terminal control module electricity, goes up the inside detector 28 that soaks that is provided with of box 50, is connected with terminal control module electricity, and fingerprint lock 19 is installed in the top outside of upper cover 78, is connected with terminal control module electricity.

It should be noted that, in the present application, no change is made to the terminal control module and the intelligent operation mode thereof, and the existing terminal control module is adopted, so that the details are not described herein.

In one embodiment, an inlet pressure transmitter 39 and an inlet temperature transmitter 40 are installed in the upper box 50, a sensing assembly at the front end of a connecting wire of the upper box is placed in the air inlet pipeline, and the inlet pressure transmitter 39 and the inlet temperature transmitter 40 are both electrically connected with the terminal control module; go up and install outlet pressure transmitter 63, outlet temperature transmitter 64 in the box 50, the sensing element of its line front end arranges in the gas outlet pipe way, and outlet pressure transmitter 63, outlet temperature transmitter 64 all are connected with terminal control module electricity, still include photovoltaic power supply unit and diffuse pipe 88, and photovoltaic power supply unit installs on blow-down pipe 83, is located the upside of instrument case, and diffuse pipe 88 indulges and puts, is linked together through diffusing even pipe with the mouth that diffuses on last box 50.

Preferably, the cutting-off vertical pipe 91 is a cylindrical pipe, the pressure regulating vertical pipe 94 is a cylindrical pipe, and the installation height of the cutting-off base 4 is lower than that of the pressure regulating base 34.

In one embodiment, a straight line connecting the center of the longitudinal projection of the cutting cylinder 3 and the center of the longitudinal projection of the pressure regulating cylinder 32 connected with the cutting cylinder is longitudinally coincident with the axis of the corresponding air inlet pipeline.

In one embodiment, the upper box 50 further includes a window frame 14, a window plate 12 and a window sealing strip, the window plate 12 is made of transparent material, the window frame 14 is used to mount the fixed window plate 12 on the top of the upper box 50 and is located under the upper cover 78, and the window sealing strip is attached between the window plate 12 and the window frame 14.

In one embodiment, the air inlet structure further comprises rib plates 2, the rib plates 2 are fixed on the outer sides of the joints of the main cylinder body and the air inlet pipeline, the inlet valve is installed on the air inlet pipeline, the rib plates 2 are fixed on the outer sides of the joints of the auxiliary cylinder body and the air outlet pipeline, the outlet valve is installed on the air outlet pipeline, and the rib plate frame 16 for reinforcing is arranged on the upper cover 78.

It should be explained here, the double-cylinder double-circuit intelligence underground gas pressure regulating box of this application is more applicable to the user that less flow used the gas, the space of installation pressure regulating box that this kind of user reserved usually is limited, use great underground gas pressure regulating box, the cost is higher, and cause the waste of resource, still can have other buried infrastructure and great underground gas pressure regulating box to be under construction in limited space, position during the construction interferes with scheduling problem mutually, the volume that uses this double-cylinder double-circuit intelligence underground gas pressure regulating box is less then more does benefit to the construction installation, also make the partial design of gas during the construction more reasonable, the operation maintenance in the later stage of being convenient for simultaneously.

The cutting cylinder 3, the connecting pipe 38 and the pressure regulating cylinder 32 which are connected in sequence can be welded and processed into a whole by adopting a common steel plate and steel pipe, and the number of weldments and the whole welding amount can be obviously reduced compared with the traditional welding mode of a flange pipe fitting of a steel pipe. Moreover, except that the components such as the internal pressure regulating core, the relief valve 26 and the like are connected in a small amount of flanges and threads in a sealing mode, the rest parts are connected in a welding mode, and potential leakage points can be obviously reduced compared with the traditional pipeline flange connection.

More specifically, the cutting cylinder 3, the connecting pipe 38, the pressure regulating cylinder 32 and the outer lower casing 35 are integrally formed as separate members, and are welded and then subjected to machining, so that the positioning accuracy is high, welding with other members is not required, and the modularized mass production is possible.

It should be pointed out very much that, external module and the external pressure regulating module of cutting off can protect it through other box 35 structures down to the debugging and the maintenance of equipment, the two can directly use prior art, and this application is to these two modules, and the front end is rather than the circuit device etc. that is connected and make any change, so do not give unnecessary details to this in this application.

In this kind of possible implementation, the voltage regulator drive 53 to the less range of user's use usually of low discharge, so its external shared volume in last bottom plate is less, provide comparatively reasonable operation for the installer, under installation space's prerequisite, can also guarantee to cut off module and pressure regulating module neatly arranged on last bottom plate, neatly arranged is the module on last bottom plate, also can be convenient for in the field maintainer more directly perceived when the overhaul of the equipments, clear maintenance, possess humanized design, and rationally distributed can improve maintenance efficiency to a certain extent, maintainer's work load is reduced.

The upper box 50 is an installation and operation space of the instrument equipment and is connected with the lower box 35 through bolts to form a whole. A sealing gasket is clamped between the connecting plates of the upper box body 50 and the lower box body 35 to achieve the sealing and waterproof functions.

A window is installed in the upper case 50. The window is made of colorless transparent light high-strength material and is embedded with a sealing strip. The window can be conveniently fastened on the box body through the pressing wrench, and the dustproof and leakage-proof functions are realized.

An openable upper cover 78 is arranged on the top of the upper box body 50. The middle part of the upper cover 78 is reinforced by a rib plate 2, and the periphery of the upper cover is provided with a sealing strip at the contact part with the upper edge of the upper box body 50. After the upper cover 78 is closed, the upper cover 78 can be fixed and the sealing strip can be pressed tightly through the non-standard bolt, so that the functions of locking, water proofing and leakage proofing are realized.

The upper cover 78 is provided with a hidden handle, which is convenient for operation and beautiful.

The upper cover 78 is provided with a fingerprint intelligent lock, and non-management personnel can not open the cover, so that the management is convenient.

A pneumatic spring is arranged between the upper box body 50 and the upper cover 78, so that the upper cover 78 can be conveniently lifted, the upper cover 78 can be prevented from falling back during maintenance, and the safety of operators is ensured.

The upper box body 50 is provided with a box body outer frame around, when the pressure regulating box is arranged on the road surface, the outer frame is connected with the road surface in a same level, the upper cover 78 is protected from being blocked by floor tiles and the like on the road surface, and meanwhile, the box body outer frame is provided with water drainage holes, so that water storage of the box body outer frame is avoided.

Check valve interfaces, diffusing interfaces and signal line interfaces are arranged on the periphery of the upper box body 50, and more check valve interfaces, diffusing interfaces and signal line interfaces can be arranged if needed.

The lower box 35 is formed by welding two independent high-pressure cylinders, two independent low-pressure cylinders, connecting pipes of the high-pressure cylinders and the low-pressure cylinders, inlet and outlet pipes, inlet and outlet valves, manifolds and the like, and two independent pressure regulating modules, cutting modules, relief valves 26 and the like are installed on the box.

The pressure regulating module consists of a pressure regulating connector 27, a pressure regulator driver 53 and a pressure regulating valve 33, and the cutting module consists of a cutting connector 10, an overpressure cutting driver 11, a cutting valve 7, a filter element 8, a differential pressure gauge and the like. The pressure regulating module and the cutting module can be integrally provided, so that the assembly, disassembly and maintenance are convenient.

The pressure regulating module and the cutting module are provided with locking rings, and when the locking ring nuts are not released, other nuts cannot be loosened. The locking ring nut is communicated with the inner cavity, and when the pressure in the inner cavity is increased, the air leakage can occur when the locking bolt is loosened, so that the maintenance operator is prompted to increase the pressure in the inner cavity.

The cover opening sensor 20 is arranged in the box body, so that the alarm can be remotely transmitted through the comprehensive instrument when the box cover is opened under the condition that the alarm limit is not removed, and the management department can know the alarm in real time when the box cover is illegally opened.

The inside gas leakage detector that is equipped with of box, when taking place the gas leakage inside, the accessible is synthesized the instrument and is shown in real time and upload to and inform relevant personnel maintenance in time.

The immersion detector 28 is arranged in the box body, and if water enters the instrument chamber of the box body due to the fact that the upper cover 78 is not tightly covered and the like, the water can be reported and uploaded through the comprehensive instrument, and related personnel can be informed to maintain the water in time.

The inside light that is equipped with of box is convenient for operate night.

The inside camera 25 that is equipped with of box can carry out real time monitoring to the instrument room condition, has the illegal operation of personnel to get evidence if.

The bleeding valve 26 is provided with a bleeding remote transmission device, and the bleeding valve 26 can display and upload the data through the comprehensive instrument after the action and the bleeding.

A cutting remote transmission and control device is arranged on the cut-off valve 7, and the cutting-off valve 7 can display and upload the information on the comprehensive instrument after the action is cut off; in case of emergency, the control room or the mobile control end can be remotely controlled to cut off the electromagnetic valve to stop air supply.

The pressure regulator driver 53 is provided with a remote pressure regulating device, and when the outlet pressure is too high or too low for a long time due to the fluctuation of the inlet pressure or the like, the pressure can be remotely regulated to a proper value.

The box body is provided with an inlet and outlet pressure transmitter 63 and a temperature transmitter, and the inlet and outlet pressure and temperature values can be displayed on the comprehensive instrument in real time and uploaded.

The pressure regulating box is provided with an emptying pipe 83 and a diffusing pipe 88, an instrument box and a photovoltaic power supply device are installed on the emptying pipe 83, the diffusing pipe 88 is connected with the diffusing valve 26, and diffused gas can be diffused to the high altitude to ensure safety during diffusing.

An upper cover 78 is arranged on the upper part of the upper box body 50, the box body and the upper cover are connected by a hinge 22 and are of a single-side opening type, a hidden handle 18 is welded on the opening side, the upper cover is convenient to lift, and the appearance is attractive. The upper cover 78 is fixed to the upper case 50 by a non-standard bolt. The sealing frame 15 is arranged around the upper cover 78, and the joint between the upper cover 78 and the upper box body 50 is filled by the sealing strip when the upper cover is tightly covered, so that the sealing, waterproof and leakproof functions are achieved. The upper cover 78 is provided with the fingerprint lock 19, so that the upper cover can not be opened by non-designated managers, and the upper cover is prevented from being illegally opened. The fingerprint lock 19 internally mounted has emergency switch, when emergency or fingerprint lock suffered to destroy unable normal work, can general use specialized tool to open emergency switch, and then open the upper cover.

The middle part of the upper cover 78 is provided with the rib frame 16, so that the rigidity of the upper cover can be improved under the condition of small weight increment, and the bearing capacity can be increased.

The pneumatic spring 21 is arranged between the upper cover 78 and the upper box body 50, so that the upper cover is convenient to open and fix, the upper cover is prevented from falling back during inspection and maintenance, and the safety of operators is ensured.

The upper cover 78 is provided with a lock sleeve 17, the upper box body 50 is provided with a lock sleeve 68 connecting plate, and the upper cover can be pressed, fixed and sealed through bolts.

The upper box body 50 is provided with a box body outer frame 74 around, and when the pressure regulating box is positioned on a hard road surface, the cover opening can be protected from being influenced by the extrusion of the road surface around the upper cover. The box outer frame 74 is provided with a water drainage hole 73 to avoid water accumulation around the upper cover.

A window 79 is installed in the upper case 50. A window plate 12 is arranged in a window frame 14, and sealing strips 13 are embedded on the periphery. The window plate is made of light, colorless and transparent high-strength material. The window is integrally fixed in the upper box body 50 by the pressing wrench 23, and a separation layer is formed for internal equipment, so that water and dust can be prevented from entering a lower space, and meanwhile, leaked fuel gas can be prevented from entering spaces in the window and the upper cover. The window 79 and the upper cover 78 form two seals, and the safety is improved.

The upper box 50 is provided with a breather valve interface 69, a path bleeding interface 62A, a path bleeding interface 52B and a signal line interface 57 at the periphery, which can be respectively used for installing the breather valve 42, outlet connecting pipes of two paths of safety bleeding valves, sensor signal lines and the like.

The breather valve 42 is arranged on the breather valve interface 69, so that when internal equipment leaks gas, the gas can enter the emptying pipe which is four meters higher than the ground through the breather valve and the connected metal hose in time and is dissipated into the atmosphere. The installation of the breather valve eliminates the hidden danger of gas ejection when the upper cover is opened during inspection, maintenance and the gas pressure borne by the window and the upper cover due to internal gas leakage; adopt the breather valve can make the gas that leaks flow out the box and outside humid air can't flow in, avoid forming air gas mist, reduced potential explosion hazard, also avoided the equipment corrosion that inside air humidity caused simultaneously.

The upper box 50 and the lower box 35 are fixed by fastening bolts 51, and the joint is clamped with a gasket 29 to achieve the sealing and waterproof functions.

The lower box body 35 mainly comprises an inlet header 71, a path inlet valve 67A, a path inlet valve 72B, a path outlet valve 77A, a path outlet valve 75B, an outlet header 76, a lower base plate, a cutting cylinder 3, a pressure regulating cylinder 32 and the like, wherein the cutting cylinder 3 and the pressure regulating cylinder 32 are two paths, and a high-pressure cylinder and a low-pressure cylinder are connected on the upper base plate 30. The cutting cylinder 3 and the pressure regulating cylinder 32 are connected by a connecting pipe 38, and if the size allows, a pipe fitting such as an elbow can be used for connection. Ribs 26 are arranged on the inlet pipe and the outlet pipe of the lower box body 35 to improve the overall strength and avoid the risk of fracture of the welding line due to the fact that the welding pipe network is settled and the tensile force between the inlet pipe and the outlet pipe and the welding line of the box body is increased.

The upper part of the upper bottom plate 30 is provided with a bleeding valve 26, and after the outlet pressure is higher than a bleeding set value, the bleeding valve 26 acts to ensure that the pressure of the back path does not rise any more by releasing the gas in the outlet pipe.

Two paths of cutting modules and voltage regulating modules are arranged on the upper bottom plate 30.

The cutting module comprises a cutting connector 10, a cutting drive 11 mounted on the cutting connector, a differential pressure gauge 43, a hanging ring 44, a small inlet valve 46, a filter element 8, a cut-off valve 7 and the like. The cutting connector 10 is sealed with the upper plate 30 by a packing 9. The valve port of the cut-off valve is sealed with the cut-off base 4 by a sealing ring 5 and a sealing ring 6.

The cut-off drive 11 can set a cut-off pressure value, when the outlet pressure value exceeds the cut-off pressure value, the cut-off drive acts, the cut-off drive sealing disc is pressed on a valve port of the cut-off valve 7, and the gas supply is interrupted, so that the subsequent gas equipment is protected.

The differential pressure gauge 43 is connected with the two sides of the filter element 8 in a bridging way at the high and low pressure taking ports, when the filter element 8 is blocked, the two sides of the filter element generate pressure drop, and the differential pressure gauge 43 displays reading. The cleaning degree of the filter element can be judged through reading so as to replace the filter element in time.

The lifting ring 44 provides a lifting point for integral lifting during installation, inspection and maintenance.

The inlet port valve 46 communicates with the interior and provides a gas access path for testing and maintenance.

The pressure regulating module is composed of a pressure regulating connector 27, a pressure regulator driver 53 arranged on the pressure regulating connector, a valve port of the pressure regulating valve 33 and the like. The pressure regulating connector 27 is sealed with the upper base plate 30 by a sealing ring 31, and the valve port of the pressure regulating valve 33 is sealed by a sealing ring 36 and a sealing ring 37.

The disconnecting link 10 and the pressure-regulating link 27 are provided with a disconnecting lock ring 48, a disconnecting lock bolt 45, a pressure-regulating lock ring 65, and a pressure-regulating lock bolt 66, respectively. Before the disconnecting lock bolt 45 and the pressure regulating lock bolt 66 are not loosened, the disconnecting lock ring 48 and the pressure regulating lock ring 65 cannot be removed, and thus other fastening bolts on the disconnecting link 10 and the pressure regulating link 27 cannot be removed. The locking bolt is connected with the lower cavity, and when pressure is kept in the lower cavity, the locking bolt is unscrewed to release gas and relieve pressure so as to prompt an operator to press the inner part of the operating personnel, so that the equipment is prevented from being disassembled under pressure to ensure safety.

The bleed valve 26 is provided at the low pressure end and begins bleeding after the outlet pressure exceeds the bleed set point, preventing the pressure from continuing to rise to protect subsequent equipment. The diffused gas enters the corresponding path diffusion interface 62A or path diffusion interface 52B through the diffusion connecting pipe 61, and then enters 88 the diffusion pipe through the connecting pipe 38 to be diffused to the high altitude.

The bleed valve 26 is fitted with a bleed remote 54. After the bleed valve 26 is bled, a bleed remote 54 uploads the bleed signal to the instrument cluster for remote transmission to the authorities to indicate that the device is being bled.

The inlet pressure gauge 49 and the outlet pressure gauge 59 can display the inlet and outlet pressure of the pressure regulating path in real time through the pressure tapping pipe 58.

The outlet small valve 55 is communicated with a low-pressure cavity inside, and can provide a gas inlet and outlet channel during debugging and maintenance.

The upper box body 50 is provided with an uncovering sensor 20, alarm limitation can be set at the comprehensive instrument, the upper cover is opened when the alarm limitation is not removed, and the system regards as illegal uncovering remote transmission alarm to prompt management departments.

The upper tank 50 is provided with a water immersion detector 28. When water enters due to the fact that the upper cover 78 and the window 79 are not pressed tightly, the comprehensive instrument 86 can detect that water enters the instrument chamber through the water immersion detector 28, and then a remote alarm is sent out to prompt a management department to carry out maintenance.

The upper box 50 is internally provided with an inlet pressure transmitter 39, an inlet temperature transmitter 40, an outlet pressure transmitter 63 and an outlet temperature transmitter 64, and the two paths of inlet and outlet pressure and temperature can be displayed on the comprehensive instrument 86 in real time and data can be remotely transmitted.

A gas leak detector 41 is installed in the instrument room. When gas leakage occurs inside, the comprehensive instrument 86 can display the gas concentration in the instrument room in real time through the gas leakage detector 41, and can set an alarm value, and can remotely transmit the alarm value to inform a management department of maintenance.

The instrument room is provided with an illuminating lamp 24 which can provide illumination when in night operation, thereby being convenient for personnel to operate.

A cutting remote controller 47 is mounted on the cutting drive 11. After the action of the cutting drive 11 is cut off, the cutting state can be alarmed and remotely transmitted through the comprehensive instrument 86 in time. The cutoff driving 11 can be operated remotely by the combination meter 86 to cut off and stop the air supply in case of emergency.

The pressure regulator driver 53 is provided with a remote pressure regulating device 60, so that the outlet pressure can be remotely regulated through the comprehensive instrument 86 when the outlet pressure is not at a set value for a long time due to unstable air sources and the like.

The camera 25 is installed in the instrument room, so that the running condition in the instrument room can be monitored and uploaded, and the illegal operation can be collected.

All signal lines inside the box body are connected to the comprehensive junction box 56, and signals are collected to one signal line after being processed in a unified mode and then are uploaded to the comprehensive instrument 86.

The electric components such as the illuminating lamp, the camera, the controller, the junction box and the like arranged in the pressure regulating box are all explosion-proof products.

The pressure regulating box is provided with a vent pipe 83 and a vent pipe 88, and is connected with the box body by a metal hose.

The emptying pipe 83 is provided with an instrument box 80, a comprehensive instrument 86 is arranged in the emptying pipe, and the emptying pipe can be supplied with power by a photovoltaic power supply device 82 besides commercial power. The vent pipe interface 80 can be connected with the breather valve interface 69 to realize the air pressure balance in the box body, and is connected with the signal line interface 57 and internally provided with an instrument signal line and the like.

After the diffusing pipe 88 is erected, the top end pipe orifice is four meters higher than the ground, the lower part of the diffusing pipe is provided with 87 diffusing pipe interfaces, and the diffusing pipe interfaces are connected with the path diffusing interface 62A and the path diffusing interface 52B of the pressure regulating box through metal hoses, so that diffused fuel gas is diffused to the high altitude, and the safety of the periphery of equipment is ensured. Be provided with diffuse baffle 89 at the top, can make when gaseous diffusing diffuse gaseous along the horizontal loss, avoid directly causing the secondary accident downwards.

The instrument box 81 is provided with an instrument box cover 85 and a fingerprint lock 84, so that safety management is facilitated. The instrument box can be installed on a blow-down pipe or an independent bracket.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A double-cylinder double-path intelligent underground gas pressure regulating box is characterized by comprising a pressure regulating pipeline, a lower box body, a cutting module, a pressure regulating module and an upper box body;

the lower box body covers the two pressure regulating pipelines;

the number of the pressure regulating pipelines is two, and the two pressure regulating pipelines are arranged in parallel in the lower box body;

wherein, the cutting cylinder is arranged longitudinally, is opened up and down, and is internally provided with a cutting module mounting part; one side of the cutting cylinder is provided with a pipeline inlet for communicating with the air inlet pipeline, and the number of the cutting cylinders is two, and the cutting cylinders are arranged in parallel;

the pressure regulating cylinders are longitudinally arranged, are opened up and down, are internally provided with pressure regulating module mounting parts, are provided with pipeline outlets at one side for communicating with an air outlet pipeline, are two in number, are equal to the height of the cutting cylinders and are arranged beside each cutting cylinder in a one-to-one correspondence manner;

one end of each connecting pipe is communicated to the side wall, close to the bottom, of one cutting cylinder, and the other end of each connecting pipe is communicated to the corresponding side wall, close to the bottom, of the pressure regulating cylinder;

the top of the lower box body is provided with an upper bottom plate, and the upper bottom plate is respectively provided with a cutting communicating hole and a pressure regulating communicating hole at the positions corresponding to the cutting cylinder and the pressure regulating cylinder;

the cutting module is arranged on the upper bottom plate, and the lower end of the cutting module is connected and communicated with the cutting module mounting part;

the pressure regulating module is arranged on the upper bottom plate, and the lower end of the pressure regulating module is connected and communicated to the pressure regulating module mounting part;

the upper box body is positioned above the lower box body, covers the cutting module and the outer side of the pressure regulating module, and the upper part of the upper box body is provided with an upper cover which can be opened and closed.

2. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 1, wherein the cut-off cylinder further comprises a cut-off cylinder bottom plate disposed below a position where the cut-off cylinder communicates with the connecting pipe;

the cutting module mounting part comprises a cutting cylinder partition plate, a cutting vertical pipe and a cutting base;

the two ends of the cutting cylinder partition plate are respectively arranged between the position where the cutting cylinder is communicated with the connecting pipe and the position where the cutting cylinder is communicated with the pipeline inlet;

the cutting vertical pipe is of a hollow structure, and the lower end of the cutting vertical pipe is fixedly connected to the upper end of the cutting barrel partition plate;

the middle part of the cutting base is provided with a hollow structure, is communicated with the inside of the cutting vertical pipe and is fixedly connected with the upper end of the cutting vertical pipe.

3. The dual-cylinder dual-path intelligent underground gas pressure regulating tank as claimed in claim 2, wherein the cut-off module comprises a cut-off valve, a cut-off connector, a filter element and a cut-off drive;

the cut-off valve is arranged on the cut-off base and communicated with the interior of the cut-off vertical pipe;

the filter element is arranged on the cutting base and is annularly arranged on the outer side of the cutting valve;

the cutting connecting body is arranged on the upper bottom plate and is positioned above the cutting cylinder;

the cutting drive is arranged on the cutting connecting body and communicated to the cutting vertical pipe through a valve port of the cutting valve.

4. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 1, wherein the pressure regulating module mounting part comprises a pressure regulating cylinder partition plate, a pressure regulating vertical pipe, a pressure regulating base and a pressure regulating cylinder bottom plate;

the pressure regulating cylinder bottom plate is arranged below the position where the pressure regulating cylinder is communicated with the connecting pipe; two ends of the pressure regulating cylinder partition plate are respectively arranged between the position where the pressure regulating cylinder is communicated with the connecting pipe and the position where the pressure regulating cylinder is communicated with the pipeline outlet;

the pressure regulating vertical pipe is of a hollow structure, and the lower end of the pressure regulating vertical pipe is fixedly connected to the upper end of the pressure regulating cylinder partition plate;

the middle part of the pressure regulating base is provided with a hollow structure, is communicated with the pressure regulating vertical pipe and is fixedly connected with the upper end of the pressure regulating vertical pipe.

5. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 4, wherein the pressure regulating module comprises a pressure regulator drive, a pressure regulating connector and a pressure regulating valve;

the pressure regulating valve is arranged on the pressure regulating base and communicated with the pressure regulating vertical pipe;

the pressure regulating connector is arranged on the upper base plate,

the pressure regulator is arranged on the pressure regulating connector in a driving mode and communicated into the pressure regulating vertical pipe through a valve port of the pressure regulating valve.

6. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 1, wherein a straight line connecting the center of the longitudinal projection of the cutting cylinder and the center of the longitudinal projection of the pressure regulating cylinder connected with the cutting cylinder is longitudinally coincident with the axis of the corresponding gas inlet pipeline.

7. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 1, wherein the upper tank body further comprises a window frame, a window plate and a window sealing strip;

the window plate is made of transparent materials;

the window frame is erected and fixed on the inner top of the upper box body and is positioned at the lower side of the upper cover;

the window sealing strip is attached between the window plate and the window frame.

8. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 1, wherein the lower tank body further comprises an inlet outer frame plate, an outlet outer frame plate and a lower bottom plate;

the two ends of the inlet outer frame plate and the two ends of the outlet outer frame plate are respectively provided with a bending structure, and the bending structures, the upper bottom plate positioned above and the lower bottom plate positioned below enclose the outer sides of the integral structure of the cutting cylinder, the connecting pipe and the pressure regulating cylinder;

the upper ends of the inlet outer frame plate and the outlet outer frame plate are hermetically connected with the upper bottom plate; the two ends of the inlet outer frame plate are fixedly connected with the two ends of the outlet outer frame plate, the lower bottom plate is connected with the lower end of the cutting cylinder and the lower end of the pressure regulating cylinder in a sealing mode, and the lower bottom plate is fixedly connected with the lower ends of the inlet outer frame plate and the outlet outer frame plate.

9. The dual-cylinder dual-path intelligent underground gas pressure regulating tank as claimed in claim 1, further comprising an instrument box and an emptying pipe;

the emptying pipe is longitudinally arranged and is communicated with a breathing port formed in the upper box body;

the instrument box is arranged on the emptying pipe, and a terminal control module is arranged in the instrument box;

a camera is arranged in the instrument box and is electrically connected with the terminal control module;

a gas leakage detector is arranged in the instrument box and is electrically connected with the terminal control module;

the upper box body is internally provided with an uncovering sensor which is electrically connected with the terminal control module;

a water immersion detector is arranged in the upper box body and is electrically connected with the terminal control module;

the fingerprint lock is installed in the top outside of upper cover, with the terminal control module electricity is connected.

10. The dual-cylinder dual-channel intelligent underground gas pressure regulating tank as claimed in claim 9, wherein an inlet pressure transmitter and an inlet temperature transmitter are mounted in the upper tank, a sensing assembly at the front end of a connecting wire of the upper tank is arranged in the air inlet pipeline, and the inlet pressure transmitter and the inlet temperature transmitter are both electrically connected with the terminal control module;

an outlet pressure transmitter and an outlet temperature transmitter are arranged in the upper box body, a sensing assembly at the front end of a connecting wire of the upper box body is arranged in the air outlet pipeline, and the outlet pressure transmitter and the outlet temperature transmitter are both electrically connected with the terminal control module;

the photovoltaic power supply device and the diffusing pipe are also included;

the photovoltaic power supply device is arranged on the emptying pipe and is positioned on the upper side of the instrument box;

the diffusion pipe is longitudinally arranged and communicated with a diffusion opening on the upper box body through a diffusion connecting pipe.