A device for gas meter humidification testing

CN224731391UActive Publication Date: 2026-09-08LIAONING INST OF METROLOGY
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Patent Information

Application Number
CN202522433192.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-17
Publication Date
2026-09-08
Estimated Expiration
2035-11-17

AI Technical Summary

Technical Problem

[0003]蒸汽从发生装置的出气口直接排出后,会在试验箱内形成局部高湿区域,远离出气口的区域湿度则较低,导致试验箱内蒸汽所散发的湿气分布不均匀,这种问题会使得不同位置的燃气表受湿程度差异较大,无法保证所有检测样品都处于相同的试验环境中,进而影响加湿试验结果的准确性和可靠性,为此,我们提供了一种用于燃气表加湿试验装置

Benefits of technology

该用于燃气表加湿试验装置,通过实验罐与加湿组件的协同设置,加湿组件可对罐内蒸汽形成搅拌效果,促使蒸汽在实验罐内均匀分布,这能避免后续实验中燃气表出现湿度差异,确保所有检测样品处于一致的环境条件下,进而保障实验结果的准确性与可靠性。

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Abstract

This utility model discloses a humidification testing device for gas meters, comprising a test tank. The outer surface of the test tank is hinged with an opening and closing door. A humidification component is installed inside the test tank. The humidification component includes a motor, which is fixedly embedded in the upper surface of the test tank. The output end of the motor is fixedly connected to a connecting shaft. The end of the connecting shaft away from the motor is rotatably connected to the inner bottom wall of the test tank. A set of connecting frames is fixedly connected to the outer surface of the connecting shaft, and a set of stirring blades is fixedly connected to the outer surface of each connecting frame. This humidification testing device for gas meters, through the coordinated arrangement of the test tank and the humidification component, allows the humidification component to create a stirring effect on the steam inside the tank, promoting uniform steam distribution within the test tank. This avoids humidity differences in the gas meters during subsequent experiments, ensuring that all test samples are under consistent environmental conditions, thereby guaranteeing the accuracy and reliability of the experimental results.
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Description

Technical Field

[0001] This utility model relates to the field of gas meter testing, specifically a humidification test device for gas meters. Background Technology

[0002] Gas meters are the basic equipment for gas metering in homes and industries. With the development of gas meter technology, the performance requirements of gas meters are getting higher and higher. In order to ensure the accuracy and reliability of gas meters under different environmental conditions, a series of performance tests need to be carried out on gas meters. Among them, the influence of humidity on gas meters cannot be ignored, especially in high humidity environments, where the working stability and metering accuracy of gas meters may be affected.

[0003] When steam is directly discharged from the outlet of the generator, it will form a local high-humidity area in the test chamber, while the humidity in the area far away from the outlet is lower. This results in uneven distribution of moisture emitted by the steam in the test chamber. This problem will cause the gas meters in different locations to have different degrees of humidity, making it impossible to ensure that all test samples are in the same test environment, thus affecting the accuracy and reliability of the humidification test results. To address this, we provide a humidification test device for gas meters. Utility Model Content

[0004] (a) Technical problems to be solved To address the shortcomings of existing technologies, this utility model provides a humidification test device for gas meters, which solves the technical problems mentioned in the background.

[0005] (II) Technical Solution To achieve the above objectives, this utility model provides the following technical solution: a humidification test device for gas meters, comprising a test tank, an opening and closing door hinged to the outer surface of the test tank, a humidification component installed inside the test tank, the humidification component including a motor, the motor being fixedly embedded in the upper surface of the test tank, the output end of the motor being fixedly connected to a connecting shaft, the end of the connecting shaft away from the motor being rotatably connected to the inner bottom wall of the test tank, a set of connecting frames being fixedly connected to the outer surface of the connecting shaft, a set of stirring blades being fixedly connected to the outer surface of each connecting frame, and a humidity detector being installed on the upper surface of the test tank.

[0006] Preferably, each of the connecting frames has a support rod installed on its inner top wall and bottom surface, and a fixing frame is installed between each group of connecting frames.

[0007] Preferably, a set of sliding rods is slidably connected to the upper surface of each fixed frame, and a fixed plate is fixedly connected to the bottom end of each set of sliding rods.

[0008] Preferably, a spring is fitted on the outer surface of one of the slide rods in each group, and the spring is located between the fixed frame and the fixed plate.

[0009] Preferably, each of the fixed plates has a tie rod fixedly connected to its outer surface, and each tie rod has an anti-slip sleeve on its outer surface.

[0010] Preferably, the humidification assembly further includes a water tank, which is installed on the bottom of the experimental tank, and a set of heating wires is installed inside the water tank.

[0011] Preferably, the humidification assembly further includes a set of solenoid valves, each of which is fixedly embedded in the bottom surface of the experimental tank.

[0012] (III) Beneficial Effects This invention provides a humidification testing device for gas meters. It has the following beneficial effects: This humidification test device for gas meters, through the coordinated arrangement of the test tank and the humidification component, can create a stirring effect on the steam in the tank, promoting the uniform distribution of steam within the test tank. This avoids humidity differences in gas meters during subsequent experiments, ensuring that all test samples are under consistent environmental conditions, thereby guaranteeing the accuracy and reliability of the experimental results.

[0013] This humidification test device for gas meters uses a combination of a fixed frame, sliding rod, fixed plate, spring, and pull rod. The spring provides a certain degree of reset capability for the fixed plate, allowing it to fix gas meters of different sizes and models, thus ensuring the device can perform normal tests. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural schematic diagram of the front view of this utility model; Figure 2 This is a schematic diagram of the internal structure of the experimental container of this utility model; Figure 3 This is a three-dimensional structural diagram of the motor of this utility model; Figure 4 This is a three-dimensional structural diagram of the water tank of this utility model.

[0015] In the diagram: 1. Experimental tank; 2. Opening and closing door; 3. Humidification assembly; 301. Motor; 302. Connecting shaft; 303. Connecting frame; 304. Stirring blade; 305. Support rod; 306. Fixing frame; 307. Slide rod; 308. Fixing plate; 309. Spring; 310. Pull rod; 311. Water tank; 312. Heating wire; 313. Solenoid valve; 4. Humidity detector. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] like Figure 1-4 As shown, this utility model provides a technical solution: a humidification test device for gas meters, including a test tank 1. The outer surface of the test tank 1 is hinged with an opening and closing door 2. The opening and closing door 2 enables the viewing of the inside of the test tank 1, thereby providing convenience for the subsequent insertion and removal of the gas meter, and ensuring the normal operation of the device.

[0018] The experimental tank 1 is equipped with a humidification component 3, which includes a motor 301. The motor 301 is fixedly embedded in the upper surface of the experimental tank 1. The output end of the motor 301 is fixedly connected to the connecting shaft 302. The end of the connecting shaft 302 away from the motor 301 is rotatably connected to the inner bottom wall of the experimental tank 1. Through the operation of the motor 301, the connecting shaft 302 can be rotated. The rotational connection between the connecting shaft 302 and the experimental tank 1 can ensure the high-speed rotation effect of the connecting shaft 302.

[0019] A set of connecting frames 303 are fixedly connected to the outer surface of the connecting shaft 302. A set of stirring blades 304 are fixedly connected to the outer surface of each connecting frame 303. The high-speed rotation of the connecting shaft 302 can drive the stirring blades 304 to rotate, which facilitates the subsequent adjustment of the humidity inside the experimental tank 1.

[0020] Each connecting frame 303 has a support rod 305 installed on its inner top wall and bottom surface. A fixing frame 306 is installed between each group of connecting frames 303. A set of sliding rods 307 is slidably connected to the upper surface of each fixing frame 306. A fixing plate 308 is fixedly connected to the bottom end of each set of sliding rods 307. A spring 309 is sleeved on the outer surface of one of the sliding rods 307 in each set. The spring 309 is located between the fixing frame 306 and the fixing plate 308. The spring 309 enables the fixing plate 308 to have a certain rebound ability, so that this device can fix different models of gas meters, thereby ensuring subsequent experiments.

[0021] Each fixed plate 308 has a pull rod 310 fixedly connected to its outer surface. Each pull rod 310 has an anti-slip sleeve on its outer surface. The pull rod 310 provides a certain degree of convenience for pulling the fixed plate 308 and ensures the effectiveness of the fixed plate 308.

[0022] The humidification component 3 also includes a water tank 311, which is installed on the bottom of the experimental tank 1. A set of heating wires 312 are installed inside the water tank 311. The water tank 311 can store water resources, and the heating wires 312 can heat the water resources and generate water vapor.

[0023] The humidification assembly 3 also includes a set of solenoid valves 313. Each solenoid valve 313 is fixedly embedded in the bottom surface of the experimental tank 1. The solenoid valves 313 can allow steam to leak out, which is convenient for subsequent experimental work.

[0024] A humidity detector 4 is installed on the upper surface of the experimental tank 1. The humidity detector 4 can detect the humidity inside the experimental tank 1, thereby ensuring that the device can carry out experiments normally in the future.

[0025] In use, first power the heating wire 312, which will heat the water inside the water tank 311. When the water in the water tank 311 reaches its boiling point, steam will be generated. Then, open the solenoid valve 313, and the steam will flow into the experimental tank 1. Then, start the motor 301. The output end of the motor 301 will drive the connecting shaft 302 and the stirring blade 304 to start rotating, stirring the steam inside the experimental tank 1 so that the steam can evenly cover the inside of the experimental tank 1. Finally, stop the motor 301 and pull the fixing plate 308 upwards using the pull rod 310. Then, put the gas meter to be tested into the plate and start the experiment on the gas meter.

[0026] Furthermore, any content not described in detail in this specification is existing technology known to those skilled in the art.

[0027] It should be noted that, in this document, relational terms such as "first" and "second" are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0028] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A humidification test device for gas meters, comprising a test tank (1), characterized in that: The outer surface of the experimental tank (1) is hinged with an opening and closing door (2). The interior of the experimental tank (1) is equipped with a humidification component (3). The humidification component (3) includes a motor (301). The motor (301) is fixedly embedded in the upper surface of the experimental tank (1). The output end of the motor (301) is fixedly connected to a connecting shaft (302). The end of the connecting shaft (302) away from the motor (301) is rotatably connected to the inner bottom wall of the experimental tank (1). A set of connecting frames (303) is fixedly connected to the outer surface of the connecting shaft (302). A set of stirring blades (304) is fixedly connected to the outer surface of each connecting frame (303). A humidity detector (4) is installed on the upper surface of the experimental tank (1).

2. The humidification test device for gas meters according to claim 1, characterized in that: Each of the connecting frames (303) has a support rod (305) installed on its inner top wall and bottom surface, and a fixing frame (306) is installed between each group of connecting frames (303).

3. The humidification test device for gas meters according to claim 2, characterized in that: Each of the fixed frames (306) has a set of slide rods (307) slidably connected to its upper surface, and each set of slide rods (307) has a fixed plate (308) fixedly connected to its bottom end.

4. The humidification test device for gas meters according to claim 3, characterized in that: A spring (309) is fitted on the outer surface of one of the slide rods (307) in each group, and the spring (309) is located between the fixed frame (306) and the fixed plate (308).

5. The humidification test device for gas meters according to claim 4, characterized in that: Each of the fixed plates (308) has a tie rod (310) fixedly connected to its outer surface, and each of the tie rods (310) has an anti-slip sleeve on its outer surface.

6. The humidification test device for gas meters according to claim 1, characterized in that: The humidification component (3) also includes a water tank (311), which is installed on the bottom of the experimental tank (1), and a set of heating wires (312) are installed inside the water tank (311).

7. A humidification test device for gas meters according to claim 6, characterized in that: The humidification component (3) also includes a set of solenoid valves (313), each of which is fixedly embedded in the bottom surface of the experimental tank (1).