Gas pressure safety detection device for gas cylinder filling

Abstract

The utility model discloses an air pressure safety detection device for gas cylinder filling, and relates to the technical field of air pressure detection. According to the air pressure safety detection device for air cylinder filling, the air pressure real-time monitoring balloon mechanism, the air cylinder filling communicating pipe mechanism and the electromagnetic valve are arranged to serve as a main body switching structure, so that the air inflation inlet pipe structure can be directly connected with air cylinder inflation equipment lacking a real-time pressure monitoring structure or element; furthermore, the gas cylinder filling communicating pipe mechanism is communicated with the gas cylinder injection end for inflation, namely, the real-time pressure display can be performed by arranging the gas pressure real-time detection meter mechanism communicated in the gas pressure real-time monitoring balloon mechanism, so that real-time monitoring and detection are provided; the pressure monitoring switching structure of the gas cylinder inflation equipment lacking a real-time pressure monitoring structure or element is provided, the characteristic that the pressure during gas filling of the gas cylinder can be conveniently detected in real time is achieved, the safe pressure value range in the gas cylinder is greatly guaranteed, and the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air pressure detection, in particular to an air pressure safety detection device for filling a gas cylinder. Background Art

[0002] A gas cylinder refers to a type of movable pressure vessel with a bottle-shaped main structure, which is generally filled with gas. When filling the gas cylinder with gas, the gas pressure needs to be tested to ensure a safe pressure range. However, some existing gas cylinder filling equipment lacks real-time pressure monitoring structure or components, so it is difficult to detect the pressure when filling with gas in real time, which is not conducive to ensuring safety.

[0003] Referring to the Chinese patent application number: "CN202320432516.8", "A gas cylinder filling air pressure safety detection device relates to the field of gas cylinder filling. The utility model describes a gas cylinder filling air pressure safety detection device, through the set pressure relief gas filling assembly including a connecting pipe, a two-way valve, a controller, a pressure relief tank, an air pressure monitoring valve, a pressure gauge and a connector...", this patent solves the defect that "the gas cylinder filling air pressure safety detection device cannot perform leakage detection on the gas supply pipe when in use, and cannot timely detect whether the gas leaks during transportation", but it is also an improvement for the leakage problem of gases such as fuel gas. It is difficult to solve the problem caused by the lack of real-time pressure monitoring structure or components in some existing gas cylinder filling equipment, that is, it is difficult to perform real-time detection of the pressure during filling gas, which is not conducive to ensuring the maintenance of a safe pressure value range.

[0004] In this regard, we proposed a gas pressure safety detection device for gas cylinder filling to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a gas pressure safety detection device for filling a gas cylinder, which solves the problem that the detection module cannot be adjusted, resulting in a reduced scope of application.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a gas cylinder filling air pressure safety detection device, including a real-time air pressure monitoring balloon mechanism, a solenoid valve is longitudinally penetrated and fixedly installed on the middle of the top wall of the real-time air pressure monitoring balloon mechanism, the bottom outlet end of the solenoid valve is connected and installed with a gas inlet pipe, the top inlet end of the solenoid valve is connected and installed with a gas inlet pipe structure, the bottom of the real-time air pressure monitoring balloon mechanism is penetrated and fixedly plugged with a gas cylinder filling connecting pipe mechanism, one side of the real-time air pressure monitoring balloon mechanism is penetrated and fixedly plugged with a real-time air pressure detection gauge mechanism, the real-time air pressure detection gauge mechanism is fixedly installed with an air pressure connecting bucket at the air inlet end located in the real-time air pressure monitoring balloon mechanism, and an operation holding structure is fixedly installed on the side of the real-time air pressure monitoring balloon mechanism away from the real-time air pressure detection gauge mechanism.

[0007] Preferably, the air pressure real-time monitoring balloon mechanism comprises a high-pressure carrying balloon and a protective balloon rubber sleeve, and the protective balloon rubber sleeve is fixedly sleeved and coated on the surface of the high-pressure carrying balloon.

[0008] Preferably, the gas cylinder charging connecting pipe mechanism includes a gas cylinder charging connecting pipe body and a gas cylinder charging connecting nozzle, and the gas cylinder charging connecting nozzle is fixedly installed at the bottom end of the gas cylinder charging connecting pipe body and is connected with the interior thereof.

[0009] Preferably, the air pressure connecting bucket is a round bucket-shaped structure, and one end of the air pressure connecting bucket close to the air pressure real-time detection meter mechanism is smaller than the other end.

[0010] Preferably, the inflation inlet pipe structure includes an inflation inlet nozzle and a sealing interface lining rubber ring, and the sealing interface lining rubber ring is fixedly arranged on the top of the inner wall of the inflation inlet nozzle.

[0011] Preferably, the air pressure real-time detection meter mechanism includes an air pressure gauge and a meter body connecting tube, the meter body connecting tube is connected to the air pressure gauge, and the meter body connecting tube is installed transversely through the side wall of the air pressure real-time monitoring balloon mechanism.

[0012] Preferably, the operation holding structure includes an operation holding plate and an anti-slip holding groove, and the anti-slip holding groove is opened through the plate surface of the operation holding plate. Beneficial Effects

[0013] The utility model provides a gas pressure safety detection device for filling gas cylinders. Compared with the prior art, it has the following beneficial effects:

[0014] The air pressure safety detection device for filling a gas cylinder sets an air pressure real-time monitoring balloon mechanism, an air cylinder filling connecting pipe mechanism and an electromagnetic valve as the main switching structure, so that the inflation inlet pipe structure can be directly connected to the gas cylinder filling equipment that lacks a real-time pressure monitoring structure or element, and then connected to the gas cylinder injection end for inflation through the gas cylinder filling connecting pipe mechanism, and real-time pressure display can be performed by setting an air pressure real-time detection meter mechanism connected to the air pressure real-time monitoring balloon mechanism, thereby providing real-time monitoring and detection, and providing a pressure monitoring switching structure for the gas cylinder filling equipment that lacks a real-time pressure monitoring structure or element, achieving the characteristic of facilitating real-time detection of the pressure when the gas cylinder is filled with gas, greatly ensuring that a safe pressure value range is maintained in the gas cylinder, and improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional view of the structure of the utility model;

[0016] Figure 2 It is a three-dimensional view of the structure of the utility model;

[0017] Figure 3This is an enlarged stereoscopic view of the inflatable inlet pipe structure of the utility model;

[0018] Figure 4 This is an enlarged stereoscopic view of the air pressure connecting bucket of the utility model.

[0019] In the figure: 1. Air pressure real-time monitoring balloon mechanism; 2. Gas cylinder charging connecting pipe mechanism; 3. Solenoid valve; 4. Charging inlet pipe; 5. Charging inlet pipe structure; 6. Air pressure real-time detection meter mechanism; 7. Air pressure connecting bucket; 8. Operation holding structure; 101. High-pressure load-bearing balloon; 102. Protective bag rubber sleeve; 201. Gas cylinder charging connecting pipe body; 202. Gas cylinder charging connecting nozzle; 501. Charging inlet nozzle; 502. Sealing interface rubber lining ring; 601. Air pressure gauge; 602. Gauge body connecting pipe; 801. Operation holding plate; 802. Anti-skid holding groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 The technical solution provided by the utility model specifically includes the following embodiments:

[0022] A gas cylinder filling air pressure safety detection device comprises a real-time air pressure monitoring balloon mechanism 1, a solenoid valve 3 is longitudinally penetrated and fixedly installed on the middle of the top wall of the real-time air pressure monitoring balloon mechanism 1, a charging inlet pipe 4 is connected and installed on the bottom outlet end of the solenoid valve 3, a charging inlet pipe structure 5 is connected and installed on the top inlet end of the solenoid valve 3, a gas cylinder charging connecting pipe mechanism 2 is penetrated and fixedly inserted on the bottom of the real-time air pressure monitoring balloon mechanism 1, a real-time air pressure detection gauge mechanism 6 is penetrated and fixedly inserted on one side of the real-time air pressure monitoring balloon mechanism 1, a pressure connecting bucket 7 is fixedly installed on the air inlet end of the real-time air pressure monitoring balloon mechanism 1, and an operation holding structure 8 is fixedly installed on the side of the real-time air pressure monitoring balloon mechanism 1 away from the real-time air pressure detection gauge mechanism 6.

[0023] In the utility model: the air pressure real-time monitoring balloon mechanism 1 comprises a high-pressure carrying balloon 101 and a protective balloon rubber sleeve 102, and the protective balloon rubber sleeve 102 is fixedly sleeved and coated on the surface of the high-pressure carrying balloon 101;

[0024] More specifically, a protective bag rubber sleeve 102 is fixedly sleeved and coated on the surface of the high-pressure containing balloon 101, thereby providing surface protection for the high-pressure containing balloon 101 and preventing its surface oxidation.

[0025] In the utility model: the gas cylinder charging connecting pipe mechanism 2 comprises a gas cylinder charging connecting pipe body 201 and a gas cylinder charging connecting plug 202, the gas cylinder charging connecting plug 202 is fixedly installed at the bottom end of the gas cylinder charging connecting pipe body 201 and communicated with the interior thereof;

[0026] More specifically, a gas cylinder charging connecting nozzle 202 is fixedly installed at the bottom end of the gas cylinder charging connecting tube body 201 and connected to the interior thereof, so that after the gas cylinder is connected, the air pressure real-time monitoring balloon mechanism 1 maintains the same air pressure as the gas in the connected gas cylinder.

[0027] In the utility model: the air pressure connecting bucket 7 is a round bucket structure, and one end of the air pressure connecting bucket 7 close to the air pressure real-time detection meter mechanism 6 is smaller than the other end;

[0028] More specifically, by providing the air pressure connecting bucket 7 with a round bucket structure, the process of transmitting the air pressure in the air pressure real-time monitoring balloon mechanism 1 to the air pressure real-time detection meter mechanism 6 is more timely, making the displayed data more accurate.

[0029] In the utility model: the inflatable inlet pipe structure 5 includes an inflatable inlet nozzle 501 and a sealing interface lining rubber ring 502, and the sealing interface lining rubber ring 502 is fixedly arranged on the top of the inner wall of the inflatable inlet nozzle 501;

[0030] More specifically, a sealing interface rubber lining ring 502 is fixedly arranged on the top of the inner wall of the inflation inlet nozzle 501, so that the air tightness of the connection with the outlet end of the inflation device is guaranteed.

[0031] In the utility model: the air pressure real-time detection meter mechanism 6 includes an air pressure gauge 601 and a meter body connecting tube 602, the meter body connecting tube 602 is connected to the air pressure gauge 601, and the meter body connecting tube 602 is installed transversely through the side wall of the air pressure real-time monitoring balloon mechanism 1;

[0032] More specifically, a meter body connecting tube 602 is arranged to be installed transversely through the side wall of the air pressure real-time monitoring balloon mechanism 1 , so that the pressure gauge 601 monitors the air pressure in the balloon mechanism 1 in real time.

[0033] In the present utility model: the operation holding structure 8 includes an operation holding plate 801 and an anti-slip holding groove 802, and the anti-slip holding groove 802 is opened through the plate surface of the operation holding plate 801;

[0034] More specifically, by providing an anti-skid holding groove 802 that penetrates the surface of the working holding plate 801, it is more convenient to hold by hand and reduces the cost of consumables.

[0035] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0036] During operation (working principle), when the gas cylinder is inflated with real-time monitoring of the air pressure value, the connecting pipe mechanism 2 for filling the gas cylinder is connected to the access end of the gas cylinder that needs to be inflated, so that the gas cylinder is filled into the connecting pipe mechanism 2 to connect the air pressure real-time monitoring balloon mechanism 1 and the gas cylinder, and the inflation inlet pipe 5 is connected to the inflation end of the gas cylinder inflation device that lacks a real-time pressure monitoring element; when inflating the gas, start the solenoid valve 3 to inflate, and the air pressure real-time monitoring balloon mechanism 1 is connected to the gas cylinder, so the pressure values ​​tend to be consistent, and the air pressure value in the air pressure real-time monitoring balloon mechanism 1 can be monitored in real time through the air pressure real-time detection meter mechanism 6, thereby realizing real-time detection of the air pressure in the gas cylinder.

[0037] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A gas cylinder filling air pressure safety detection device, comprising a real-time air pressure monitoring balloon mechanism (1), characterized in that: A solenoid valve (3) is longitudinally penetrated through and fixedly installed on the middle of the top wall of the air pressure real-time monitoring balloon mechanism (1); a gas inlet pipe (4) is connected and installed at the bottom outlet end of the solenoid valve (3); a gas inlet pipe structure (5) is connected and installed at the top inlet end of the solenoid valve (3); a gas cylinder filling connecting pipe structure (2) is penetrated through and fixedly plugged into the bottom of the air pressure real-time monitoring balloon mechanism (1); a gas pressure real-time detection meter mechanism (6) is penetrated through and fixedly plugged into one side of the air pressure real-time monitoring balloon mechanism (1); a gas pressure connecting bucket (7) is fixedly installed on the air inlet end of the air pressure real-time detection meter mechanism (6) located in the air pressure real-time monitoring balloon mechanism (1); and an operation holding structure (8) is fixedly installed on the side of the air pressure real-time monitoring balloon mechanism (1) away from the air pressure real-time detection meter mechanism (6).

2. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The air pressure real-time monitoring balloon mechanism (1) comprises a high-pressure carrying balloon (101) and a protective balloon rubber sleeve (102), wherein the protective balloon rubber sleeve (102) is fixedly sleeved and coated on the surface of the high-pressure carrying balloon (101).

3. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The gas cylinder charging connecting pipe mechanism (2) comprises a gas cylinder charging connecting pipe body (201) and a gas cylinder charging connecting plug (202), wherein the gas cylinder charging connecting plug (202) is fixedly mounted at the bottom end of the gas cylinder charging connecting pipe body (201) and is connected to the interior thereof.

4. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The air pressure communication bucket (7) is a round bucket-shaped structure, and one end of the air pressure communication bucket (7) close to the air pressure real-time detection meter mechanism (6) is smaller than the other end.

5. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The inflation inlet pipe structure (5) comprises an inflation inlet pipe nozzle (501) and a sealing interface rubber lining ring (502), wherein the sealing interface rubber lining ring (502) is fixedly arranged on the top of the inner wall of the inflation inlet pipe nozzle (501).

6. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The air pressure real-time detection gauge mechanism (6) comprises an air pressure gauge (601) and a gauge body connecting tube (602), wherein the gauge body connecting tube (602) is connected to the air pressure gauge (601), and the gauge body connecting tube (602) is installed to penetrate the side wall of the air pressure real-time monitoring balloon mechanism (1) in a transverse direction.

7. A gas cylinder filling air pressure safety detection device according to claim 1, characterized in that: The operation holding structure (8) comprises an operation holding plate (801) and an anti-slip holding groove (802), wherein the anti-slip holding groove (802) is formed through the plate surface of the operation holding plate (801).

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