CNG supplies parallelly connected connector
Technical Field
The utility model relates to a natural gas application, concretely relates to canned type CNG supplies with parallel connector.
Background
CNG (Compressed Natural Gas, CNG for short) is Natural Gas which is pressurized and stored in a container in a gaseous state, and besides Natural Gas in oil fields and Natural Gas fields, the Compressed Natural Gas can also be used for artificially producing biogas (the main component is methane), and the Compressed Natural Gas has the same composition as pipeline Natural Gas, and the main component is methane (CH)4) CNG is a common natural gas storage and transportation method, and is very convenient.
The current CNG using-way does, use in adding CNG to the pressure vessel at CNG gas filling mother station, but ubiquitous problem in the use, CNG pressure vessel's reserves are limited, in some user's place that need last continuous gas supply, when CNG in the CNG pressure vessel inside exhausts, need the stop work, change CNG pressure vessel, and complex operation, this problem can produce the inconvenience to the operation in the lower operational environment of requirement, in the higher environment of requirement, change CNG pressure vessel and just cause the potential safety hazard easily, the key of solving this problem is promptly, the continuation use of extension CNG supply is long.
Therefore to above-mentioned problem, long when safety, convenience, the continuous use of in order to improve the CNG use, the utility model provides a CNG supplies with parallel connector.
Disclosure of Invention
An object of the utility model is to overcome the aforesaid not enough, a CNG supplies with and allies oneself with connector is provided, the utility model discloses the device cost is low, high durability and convenient use, and easy operation, can prolong CNG supply with long when using continuously, the size of device can be adjusted according to the in-service use demand, through the check valve, the gate type valve, the manometer, the flowmeter, the cooperative use of pin type valve, make and allie oneself with the connector every link in the use all controllable, but real-time supervision, the security of use has been improved, the accuracy, through many gas injection pipelines and exhaust duct parallel connection, can switch CNG pressure vessel's use according to the demand, can prolong CNG supply with long when using continuously, the utility model discloses the device has improved the security that CNG used, the convenience, long when using continuously, has practiced thrift manpower, material resources cost.
An embodiment of the utility model provides a CNG supplies with and allies oneself with connector, the utility model discloses the device includes seal base, gas injection pipeline, exhaust duct, gas injection pipeline and exhaust duct sealing connection, the part that the gas injection pipeline is connected with exhaust duct arranges inside seal base, the check valve has been arranged on the gas injection pipeline, gas injection flange has been arranged to the gas injection pipeline end, floodgate formula valve is arranged on seal base surface, floodgate formula valve is connected with the gas injection pipeline, the manometer is arranged on seal base surface, the manometer is connected with exhaust duct, flowmeter, pin type valve have been arranged on the exhaust duct, exhaust duct end has arranged exhaust end flange.
The sealing base comprises an upper sealing base and a lower sealing base, the upper sealing base and the lower sealing base are fixed through fixing bolts, and a sealing gasket is arranged at the joint of the upper sealing base and the lower sealing base.
The sealing base, the gas injection pipeline and the exhaust pipeline are made of stainless steel.
The check valve is used for preventing backflow generated in the gas injection pipeline when the gas injection pipeline is replaced for use.
The sealing base can be connected with more than one gas injection pipeline, and the gas injection pipeline is connected with the exhaust pipeline in parallel.
The utility model discloses during the device uses, the gas injection flange is connected with the CNG gas injection end, and pipeline, reducing valve, safety shut-off valve have been arranged to the CNG gas injection end.
The gate valve is used for controlling the opening/closing of the gas injection pipeline.
The pressure gauge is used for monitoring the exhaust pressure of the exhaust pipeline in real time.
The flowmeter is used for monitoring the exhaust flow of the exhaust pipeline in real time.
The needle valve is used for controlling the opening/closing of the exhaust pipeline.
The exhaust end connecting flange is used for connecting a natural gas using end, and a flow adjusting device is arranged at the using end.
The utility model discloses can fix when the device uses and arrange in wall body surface, device surface, ground, can arrange in various environment along with the demand.
The utility model discloses during the device uses, arrange two or two above CNG pressure vessels, CNG pressure vessel passes through gas injection pipeline and exhaust duct parallel connection, through arranging the use/reserve of floodgate formula valve adjustment CNG pressure vessel on sealing base.
The utility model discloses the device can be according to the quantity of actual demand adjustment gas injection pipeline.
The utility model discloses the device can be according to each spare part specification of actual demand adjustment.
The CNG supply parallel connector comprises the following steps:
step 1: and adjusting the number of the gas injection pipelines and the specification of each part according to the actual gas supply requirement.
Step 2: connect gas injection flange and CNG gas injection end, exhaust end flange connection natural gas user end.
And step 3: and opening the gate valve to supply natural gas into the exhaust pipeline through the gas supply pipeline.
And 4, step 4: and (3) opening the needle valve to supply air, monitoring pressure data in real time through the pressure gauge, and monitoring flow data in real time through the flowmeter.
And 5: when CNG in the CNG gas injection end is exhausted, the standby gate valve is opened, and gas is supplied through the standby CNG gas injection end.
Step 6: and supplementing the CNG gas injection end, and connecting the CNG gas injection end with the gas injection connecting flange again.
The utility model discloses CNG supplies with and allies oneself with connector beneficial effect is: the utility model discloses the device cost is low, convenient to use, easy operation, can prolong long when using continuously that CNG supplied with, the size of device can be adjusted according to the in-service use demand, through the check valve, gate type valve, the manometer, the flowmeter, the cooperation of pin type valve is used, make parallel connection connector every link in the use all controllable, but real-time supervision, improved the security of use, accuracy nature, through many gas injection pipelines and exhaust duct parallel connection, can switch CNG pressure vessel's use according to the demand, can prolong long when using continuously that CNG supplied with, the utility model discloses the security that the device has improved the CNG and has used, the convenience, it is long when using continuously, practiced thrift manpower, material resources cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the utility model device.
FIG. 2 is a schematic view showing the connection between the gas injection pipe and the gas exhaust pipe.
Fig. 3 is a schematic view of the sealing base connection.
Fig. 4 is a schematic view of a gasket.
Reference numerals: 1. the device comprises a sealing base 2, a gas injection pipeline 3, an exhaust pipeline 4, a one-way valve 5, a gas injection connecting flange 6, a gate valve 7, a pressure gauge 8, a flowmeter 9, a needle valve 10, an exhaust end connecting flange 11, a fixing bolt 12, an upper sealing base 13, a lower sealing base 14 and a sealing gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the embodiment of the utility model provides a parallel connection ware is supplied with to CNG, the utility model discloses the device includes sealing base 1, gas injection pipeline 2, exhaust duct 3, gas injection pipeline 2 and 3 sealing connection of exhaust duct, the part that gas injection pipeline 2 is connected with exhaust duct 3 is arranged inside sealing base 1, check valve 4 has been arranged on gas injection pipeline 2, gas injection flange 5 has been arranged to gas injection pipeline 2 end, gate valve 6 arranges in sealing base 1 surface, gate valve 6 is connected with gas injection pipeline 2, manometer 7 arranges on sealing base 1 surface, manometer 7 is connected with exhaust duct 3, flowmeter 8, needle type valve 9 have been arranged on exhaust duct 3, exhaust duct 3 end arrangement has exhaust end flange 10.
The sealing base 1 comprises an upper sealing base 12 and a lower sealing base 13, the upper sealing base 12 and the lower sealing base 13 are fixed through fixing bolts 11, and a sealing gasket 14 is arranged at the joint of the upper sealing base 12 and the lower sealing base 13.
The sealing base 1, the gas injection pipeline 2 and the exhaust pipeline 3 are made of stainless steel.
The check valve 4 is used to prevent backflow in the gas injection pipe 2 when the gas injection pipe 2 is replaced.
The sealing base 1 can be connected with more than one gas injection pipeline 2, and the gas injection pipeline 2 is connected with the exhaust pipeline 3 in parallel.
The utility model discloses during the device uses, gas injection flange 5 is connected with the CNG gas injection end, and pipeline, reducing valve, safety shut-off valve have been arranged to the CNG gas injection end.
The gate valve 6 is used to control the opening/closing of the gas injection pipe 2.
And the pressure gauge 7 is used for monitoring the exhaust pressure of the exhaust pipeline 3 in real time.
The flowmeter 8 is used for monitoring the exhaust flow of the exhaust pipeline 3 in real time.
The needle valve 9 is used to control the opening/closing of the exhaust duct 3.
The exhaust end connecting flange 10 is used for connecting a natural gas using end, and a flow regulating device is arranged at the using end.
The utility model discloses can fix when the device uses and arrange in wall body surface, device surface, ground, can arrange in various environment along with the demand.
The utility model discloses during the device uses, arrange two or two above CNG pressure vessels, CNG pressure vessel passes through gas injection pipeline 2 and 3 parallel connection of exhaust duct, through arranging the use/reserve of the floodgate formula valve 6 adjustment CNG pressure vessel on sealing base 1.
The utility model discloses the device can be according to the quantity of actual demand adjustment gas injection pipeline 2.
The utility model discloses the device can be according to each spare part specification of actual demand adjustment.
The CNG supply parallel connector comprises the following steps:
step 1: the number of the gas injection pipelines 2 and the specification of each part are adjusted according to the actual gas supply requirement.
Step 2: the gas injection connecting flange 5 is connected with a CNG gas injection end, and the gas exhaust end connecting flange 10 is connected with a natural gas using end.
And step 3: the gate valve 6 is opened to supply natural gas to the exhaust pipe 3 through the gas supply pipe.
And 4, step 4: the needle valve 9 is opened to supply air, the pressure gauge 7 monitors pressure data in real time, and the flowmeter 8 monitors flow data in real time.
And 5: when CNG in the CNG gas injection end is exhausted, the standby gate valve 6 is opened, and gas is supplied through the standby CNG gas injection end.
Step 6: and supplementing the CNG gas injection end, and reconnecting the CNG gas injection end with the gas injection connecting flange 5.
In one embodiment, the gasket 14 used is as shown in fig. 4, four gas injection pipes 2 are arranged, four CNG gas injection ends are connected, a CNG gas injection end A, CNG gas injection end B, CNG gas injection end C, CNG gas injection end D, four gate valves 6 are arranged, a gate valve a, a gate valve B, a gate valve C, and a gate valve D are opened when in use, the CNG gas injection end a injects gas, after the internal CNG of the CNG gas injection end a is exhausted, the gate valve B is opened, the CNG gas injection end B injects gas, after the internal CNG of the CNG gas injection end B is exhausted, the gate valve C is opened, the CNG gas injection end C injects gas, after the internal CNG of the CNG gas injection end C is exhausted, the gate valve D is opened, the CNG gas injection end D injects gas, the CNG gas injection end A, CNG gas injection end B, CNG gas injection end C is removed, and reconnected after the CNG gas injection end C is replenished.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.