CN218443948U

CN218443948U - Experimental device for simulating different pressures and gas environments

Info

Publication number: CN218443948U
Application number: CN202222327128.1U
Authority: CN
Inventors: 王一凡; 张向前; 曹佳新
Original assignee: Jiyuan Dadi Communication Technology Co ltd
Current assignee: Jiyuan Dadi Communication Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-02-03
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a simulation different pressure and gaseous environment's experimental apparatus, including the experimental apparatus main part, be equipped with the shell in the experimental apparatus main part, and both ends are equipped with lid and base respectively about the shell, the universal wheel is evenly installed to the base lower extreme, and evenly inserts on the base and be equipped with the connective bar, the shell upper end outside is equipped with the support ring, and support ring and connective bar also through connection, the jack has evenly been seted up on the lid, and has seted up pressure port and air inlet on the lid to equal block in pressure port and air inlet department has first sealing ring, still install manometer and gas concentration meter on the lid, and still install gas concentration sensor on the lid. This experimental apparatus of different pressure of simulation and gaseous environment function is various, and the gas tightness is good, also simulates gaseous environment when simulating atmospheric pressure and changing, through different atmospheric pressure and various gaseous environment in the simulation tunnel, makes experimental error littleer, increases experimental accurate degree.

Description

Experimental device for simulating different pressures and gas environments

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a different pressure of simulation and gaseous environment's experimental apparatus.

Background

During the design and production process of some high-precision equipment, various testing treatments need to be carried out on the equipment so as to ensure the service performance of the high-precision equipment. The detection device specially used for the roadway needs to perform test processing through simulating roadway environment in the production process, the detection device of the roadway is mainly used for detecting the environment in the roadway, and when test processing of a detected product is performed, different air pressures and various gas (mainly methane) environments in the roadway need to be simulated, so that various air pressures and gas environment states for simulating the roadway are created, and a special air pressure gas environment is provided.

At present, a device for simulating the gas pressure environment is not popularized, an existing simulation device is single in function, can not meet various requirements, can not reach the standard of a detection instrument, and is too heavy to popularize and lighten. The tunnel pressure gas environment simulation device aims to solve the problem that the tunnel pressure gas environment is simulated, for example, the pressure environment is unstable, the pressure is uncontrollable, and the pressure environment cannot be monitored. The gas environment can only be simulated, but the gas environment can not be simulated, the gas environment can not be accurately controlled, and the gas environment can not be monitored. These all cause and can not satisfy the test environment, appear the error with actual conditions, influence product test accuracy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simulation different pressure and gaseous environment's experimental apparatus to solve the device function singleness of gaseous atmospheric pressure environmental simulation on the existing market that above-mentioned background art provided, can't satisfy multiple requirement, equipment is too heavy, can't popularize and the lightweight, can't simulate gaseous environment, the unable accurate control of gaseous environment, gaseous environment can't monitor. These all can cause and can't satisfy test environment, appear the error with actual conditions, influence the problem of product test accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a simulation different pressure and gaseous environment's experimental apparatus, includes the experimental apparatus main part, be equipped with the shell in the experimental apparatus main part, and both ends are equipped with lid and base respectively about the shell, the universal wheel is evenly installed to the base lower extreme, and evenly inserts on the base and be equipped with the connective bar, the shell upper end outside is equipped with the support ring, and support ring and connective bar also through connection, the jack has evenly been seted up on the lid, and has seted up pressure port and air inlet on the lid to equal block in pressure port and air inlet department has first sealing ring, still install manometer and gas concentration meter on the lid, and still install gas concentration sensor on the lid to the lid is connected with the blast pipe.

Preferably, the support ring is of a circular ring structure, and the support ring and the shell are fixed by welding.

Preferably, the diameter of the outer circle of the support ring is the same as that of the outer circle of the cover body, and the support ring is in contact connection with the cover body.

Preferably, the shell is of a cylindrical structure, and the inner sides of the upper end and the lower end of the shell are respectively provided with a circle of clamping grooves.

Preferably, the clamping groove is internally clamped with a second sealing ring, and the second sealing ring is in contact with the base and the cover body.

Preferably, the connective bar is equipped with eight, and all overlaps on the connective bar to be equipped with first fixation nut and second fixation nut to first fixation nut and second fixation nut are in the upper end of lid and base respectively.

Compared with the prior art, the beneficial effects of the utility model are that: this experimental apparatus of different pressure of simulation and gaseous environment function is various, and the gas tightness is good, also simulates gaseous environment when simulating atmospheric pressure and changing, through different atmospheric pressure and various gaseous environment in the simulation tunnel, makes experimental error littleer, increases experimental accurate degree. This different pressure of simulation and gaseous environment's experimental apparatus volume is moderate, can remove the processing, and when actual test, can also carry out the detection of atmospheric pressure and gas concentration through manometer and gas concentration table and handle to the environment of simulation is controllable, and the article to be measured can also regard as the contrast group in the experiment of experimental apparatus, considers all circumstances that probably appear, and the perfect simulation.

Drawings

FIG. 1 is a schematic view of the connection structure of an experimental device for simulating different pressures and gas environments according to the present invention;

FIG. 2 is a schematic view of a three-dimensional structure of an experimental apparatus for simulating different pressures and gas environments according to the present invention;

FIG. 3 is a top view of an experimental apparatus for simulating different pressures and gas environments according to the present invention;

fig. 4 is a side view of the experimental device for simulating different pressures and gas environments.

In the figure: 1. an experimental device body; 2. a support ring; 3. a housing; 4. a base; 5. an exhaust pipe; 6. a pressure gauge; 7. a pressurizing port; 8. a first seal ring; 9. a gas concentration table; 10. an air inlet; 11. a gas concentration sensor; 12. a first fixing nut; 13. a jack; 14. a cover body; 15. a second seal ring; 16. a card slot; 17. a connecting rod; 18. a second fixing nut; 19. a universal wheel.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an experimental device for simulating different pressures and gas environments comprises an experimental device main body 1, wherein a shell 3 is arranged on the experimental device main body 1, the shell 3 is of a cylindrical structure, a circle of clamping grooves 16 are respectively formed in the inner sides of the upper end and the lower end of the shell 3, the structural shell 3 is made of high-strength plastic steel materials, the clamping grooves 16 are used for clamping and fixing a second sealing ring 15, the second sealing ring 15 and a first sealing ring 8 are both rubber rings, the second sealing ring 15 is clamped in each clamping groove 16, the second sealing ring 15 is in contact with a base 4 and a cover 14, the structure enables the shell 3, the base 4 and the cover 14 to be sealed through the second sealing ring 15, so that the experimental device main body 1 forms a sealed space, the upper end and the lower end of the shell 3 are respectively provided with the cover 14 and the base 4, universal wheels 19 are uniformly arranged at the lower end of the base 4, and the universal wheels 19 enable the experimental device main body 1 to be convenient to move, the base 4 is evenly inserted with connecting rods 17, the outer side of the upper end of the shell 3 is provided with a supporting ring 2, the supporting ring 2 is of a circular structure, and the supporting ring 2 and the shell 3 are fixed by welding, the structure can enable the shell 3 to be relatively stable through the through connection of the supporting ring 2 and the connecting rods 17, so that the shell 3, the base 4 and the cover 14 can be tightly connected, the experiment device main body 1, the shell 3, the base 4 and the cover 14 form a sealed space, when the environment in a roadway is simulated, the influence of the external environment on the experiment device main body 1 can be avoided, when the experiment device main body 1 is used, a product to be tested is placed in the shell 3, the cover 14 is sealed, the supporting ring 2 and the connecting rods 17 are also in through connection, the outer diameter of the supporting ring 2 is the same as the outer diameter of the cover 14, and the supporting ring 2 is in contact connection with the cover 14, the cover body 14 is fixed by inserting the jack 13 and the connecting rod 17, the lower end of the cover body 14 can be supported and positioned by the support ring 2, the cover body 14 is easy to be fastened, the jack 13 is uniformly arranged on the cover body 14, the cover body 14 is provided with the pressure port 7 and the air inlet 10, the pressure port 7 can be respectively connected with an external pressure air pump and an external suction pump so as to provide a simulation environment required by the experimental device main body 1, the air inlet 10 is used for charging gas, so that the experimental device main body 1 truly simulates the environment in a roadway, the product is ensured to have no error with a test when in specific use, the pressure port 7 and the air inlet 10 are respectively clamped with the first sealing ring 8, the connecting rod 17 is provided with eight, and the connecting rod 17 is respectively sleeved with the first fixing nut 12 and the second fixing nut 18, the first fixing nut 12 and the second fixing nut 18 are respectively arranged at the upper ends of the cover 14 and the base 4, the structural connecting rod 17 is an iron rod structure and is used for connection and reinforcement of the experimental device main body 1, the first fixing nut 12 and the second fixing nut 18 can enable the connecting rod 17 to be fastened relative to the base 4 and the cover 14 respectively, the cover 14 is further provided with a pressure gauge 6 and a gas concentration meter 9, the pressure gauge 6 is an existing pressure gauge structure, an elastic element is used as a sensitive element for measuring and indicating an instrument with pressure higher than ambient pressure, the pressure gauge 6 is used for measuring gas pressure in the experimental device main body 1, when the experimental device main body 1 is pressurized through an external pressurizing air pump, the pressure can be controlled, when the experimental device main body 1 needs to create a negative pressure environment, the experimental device main body 1 can also provide a negative pressure environment through air suction of the external air pump, the gas concentration meter 9 is an existing gas concentration meter, be used for real time monitoring experimental apparatus main part 1 interior gas concentration, and still install gas concentration sensor 11 on the lid 14, gas concentration sensor 11 is the current sensor structure that is used for gas concentration to detect to lid 14 is connected with blast pipe 5, and after experimental apparatus main part 1 used up, mixed gas in experimental apparatus main part 1 can be discharged to blast pipe 5.

The working principle is as follows: when the experimental device simulating different pressures and gas environments is used, firstly, the experimental device main body 1 can be moved under the action of the universal wheel 19, an article to be detected is placed in the shell 3, the base 4 supports the article to be detected, the base 4 and the shell 3 are sealed through the second sealing ring 15, then, the cover 14 is inserted into the connecting rod 17 through the jack 13 and is pressed down, the support ring 2 supports and positions the cover 14, the connecting rod 17 is fixed relative to the base 4 through the second fixing nut 18, when the cover 14 is attached to the upper end of the shell 3, the second sealing ring 15 seals the connection between the shell 3 and the cover 14, the clamping groove 16 plays a role in clamping and fixing the second sealing ring 15, then, the first fixing nut 12 is fixed on the connecting rod 17, the cover 14 is fastened, then, the experimental device main body 1 is pressurized through the pressurizing port 7 as required, the process needs an external pressurizing air pump and air pump, the experimental device main body 1 simulates the air pressure state required by the internal pressure gauge 6 for detecting the pressure of the gas environment in the experimental device main body 1 in real time, the experimental device main body 1 can be pressurized through the gas concentration detection device main body 10, the experimental device main body 1, the experimental device main body can be pressurized and the concentration detection of the gas concentration detection can be detected by the gas detection device main body 1, the gas detection device main body can be performed through the concentration detection after the gas detection main body 10, the gas detection and the concentration detection main body 10, the concentration detection in the gas detection main body 1, the experiment device main body 1, the gas detection in the experiment device main body can be performed through the experiment device main body 1, the experiment device main body 14, the experiment device can be performed through the experiment device main body, the experiment device can be performed through the concentration detection in real-based on the experiment device.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a simulation different pressure and gaseous environment's experimental apparatus, includes experimental apparatus main part (1), its characterized in that: be equipped with shell (3) on experimental apparatus main part (1), and both ends are equipped with lid (14) and base (4) respectively about shell (3), universal wheel (19) are evenly installed to base (4) lower extreme, and evenly insert on base (4) and be equipped with connective bar (17), the shell (3) upper end outside is equipped with support ring (2), and support ring (2) and connective bar (17) also through connection, jack (13) have evenly been seted up on lid (14), and have seted up pressure port (7) and air inlet (10) on lid (14) to pressure port (7) and air inlet (10) department all block have first sealing ring (8), still install manometer (6) and gas concentration meter (9) on lid (14), and still install gas concentration sensor (11) on lid (14) to lid (14) are connected with blast pipe (5).

2. An experimental apparatus for simulating different pressures and gas environments according to claim 1, wherein: the support ring (2) is of a circular ring structure, and the support ring (2) and the shell (3) are fixed through welding.

3. An experimental apparatus for simulating different pressures and gas environments as claimed in claim 1, wherein: the diameter of the outer circle of the support ring (2) is the same as that of the outer circle of the cover body (14), and the support ring (2) is in contact connection with the cover body (14).

4. An experimental apparatus for simulating different pressures and gas environments according to claim 1, wherein: the shell (3) is of a cylindrical structure, and the inner sides of the upper end and the lower end of the shell (3) are respectively provided with a circle of clamping groove (16).

5. An experimental setup for simulating different pressures and gas environments according to claim 4, wherein: all block in draw-in groove (16) has second sealing ring (15), and second sealing ring (15) and base (4) and lid (14) contact.

6. An experimental apparatus for simulating different pressures and gas environments according to claim 1, wherein: the connecting rod (17) is eight, a first fixing nut (12) and a second fixing nut (18) are sleeved on the connecting rod (17), and the first fixing nut (12) and the second fixing nut (18) are respectively located at the upper ends of the cover body (14) and the base (4).