CN218822987U

CN218822987U - Quick leakage detecting device of pressure vessel

Info

Publication number: CN218822987U
Application number: CN202223423029.XU
Authority: CN
Inventors: 李兰民; 谢根甫; 刘昌威
Original assignee: Shenzhen Zhongkeyi Precision Industry Co ltd
Current assignee: Shenzhen Zhongkeyi Precision Industry Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-04-07
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a quick leakage detecting device of pressure vessel, through the design have detection mechanism and complementary unit, which comprises a frame, the detection mechanism and the complementary unit that the frame side set up from top to bottom and the adjustment mechanism that the frame bottom set up, place pressure vessel on adjustment mechanism after, through adjustment mechanism with pressure vessel propelling movement to detecting groove one side, the apron lid is at pressure vessel's open-top end, at this moment, the one end of steam pipe is inserted in pressure vessel, open the solenoid valve on the steam pipe, make the steam in the steam holding vessel get into pressure vessel, steam can flow along with pressure vessel's gap, thereby spray on detecting the test paper of inslot, judge whether pressure vessel and the position of gas leakage through the position of observing whether test paper discolour and discolour, thereby detect pressure vessel's gas tightness fast, can find the position of gas leakage fast accurately simultaneously and carry out remedial measure.

Description

Quick air leakage detection device for pressure container

Technical Field

The utility model relates to a pressure vessel detects technical field, especially relates to a quick gas leakage detection device of pressure vessel.

Background

The pressure container is a closed device which contains gas or liquid and bears certain pressure. And different specifications are made for each category of pressure vessel in the design, manufacturing process, and inspection items, contents, and manners. The pressure container implements the import commodity security quality permission system, and commodities which do not obtain the import security quality permission certificate are not allowed to be imported.

During the production process of the pressure container, the airtightness of the pressure container needs to be detected.

The existing pressure vessel airtightness detection device is as follows: a reference document CN 215865702U discloses a device for detecting rapid gas leakage of a pressure container, which refers to the problem that "the method for detecting gas leakage of a pressure container in the prior art is a water immersion method and an inflation method, although the method can achieve the detection purpose, it is very inconvenient to immerse the container in water, time and labor are wasted, and the two detection methods are slow in speed, which reduces the efficiency of detection work.

However, the problem of detection inefficiency has been solved in prior art's design, and it does not solve and seeks this problem of position of gas leakage fast, consequently the utility model provides a quick gas leakage detection device of pressure vessel.

SUMMERY OF THE UTILITY MODEL

The utility model provides a quick leakage detection device of pressure vessel has detection efficiency and does, can find the gas leakage position by the very fast inspection.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a quick leakage detection device of pressure vessel, includes detection mechanism and the adjustment mechanism that complementary unit and frame bottom set up that frame, frame side from top to bottom set up, the frame includes curb plate and base, fixed weld between curb plate and the base, detection mechanism fixed mounting is at the interior top of curb plate, detection mechanism includes steam storage jar, the fixed intercommunication in bottom of steam storage jar has the steam pipe, install an electric push rod on the curb plate lateral wall of steam storage jar below, the output fixedly connected with roof of an electric push rod, the bottom of roof is fixed with No. two electric push rods, no. two electric push rod's output is fixed with the apron, the steam pipe is fixed to be run through on the apron, be provided with the solenoid valve on the steam pipe.

Compared with the prior art, the utility model has the advantages and positive effects that,

the utility model discloses in, through the design there are detection mechanism and complementary unit, place pressure vessel after on adjustment mechanism, through adjustment mechanism with pressure vessel propelling movement to detecting groove one side, afterwards, utilize the regulation of an electric push rod and No. two electric push rods, make the apron lid at pressure vessel's open-top end, at this moment, the one end of steam pipe is inserted in the pressure vessel, open the solenoid valve on the steam pipe, make the steam in the steam storage tank get into pressure vessel, steam can flow along with pressure vessel's gap, thereby spray on the test paper of detecting the inslot, judge whether gas leakage and the position of gas leakage of pressure vessel through the position of observing whether test paper discolour and discolour, thereby detect pressure vessel's gas tightness fast, can find the position of gas leakage fast accurately simultaneously and carry out the remedy measure.

Drawings

Fig. 1 is a front view of a rapid leakage detection device for a pressure vessel according to the present invention;

fig. 2 is a schematic view of an installation structure of detection paper in the rapid leakage detection device for pressure vessels according to the present invention;

fig. 3 is a bottom view of the rapid leakage detecting device for pressure vessel provided by the present invention.

Illustration of the drawings:

1. a frame; 2. a detection mechanism; 3. an auxiliary mechanism; 4. an adjustment mechanism; 11. a side plate; 12. a base; 13. a support leg; 14. an adjustment groove; 15. a detection tank; 16. a test paper moving groove; 21. a vapor storage tank; 22. a steam conduit; 23. a wire binding ring; 24. a top plate; 25. a first electric push rod; 26. a cover plate; 27. a second electric push rod; 31. a wind-up roll; 32. a winding roller; 33. a winding motor; 34. a bottom bearing plate; 35. a threaded end cap; 41. placing a tray; 42. a rotating electric machine; 43. a motor fixing plate; 44. a limiting sliding plate; 45. a threaded rod; 46. a limiting rod; 47. a servo motor.

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.

Example 1

As shown in fig. 1 and fig. 2, the utility model provides a technical solution: a quick air leakage detection device for a pressure container comprises a frame 1, a detection mechanism 2 and an auxiliary mechanism 3 which are arranged on the side edge of the frame 1 from top to bottom, and an adjusting mechanism 4 arranged at the bottom of the frame 1, wherein the frame 1 comprises a side plate 11 and a base 12, the side plate 11 and the base 12 are fixedly welded, the detection mechanism 2 is fixedly installed at the inner top of the side plate 11, the detection mechanism 2 comprises a steam storage tank 21, the steam storage tank 21 is used for storing steam, the steam is sprayed out of a gap of the pressure container on detection test paper to judge whether an air leakage phenomenon exists and determine the position of the air leakage, the bottom of the steam storage tank 21 is fixedly communicated with a steam guide pipe 22, a first electric push rod 25 is installed on the side wall of the side plate 11 below the steam storage tank 21, the output end of the first electric push rod 25 is fixedly connected with a top plate 24, the bottom of the top plate 24 is fixedly connected with a second electric push rod 27, the output end of the second electric push rod 27 is fixedly connected with a cover plate 26, the steam guide pipe 22 fixedly penetrates through the cover plate 26, an electromagnetic valve is arranged on the steam guide pipe 22, and the electromagnetic valve is designed for controlling the circulation of the steam and supplementing;

the auxiliary mechanism 3 includes a wind-up roll 31 and a wind-up roll 32, the wind-up roll 31 and the wind-up roll 32 are respectively disposed on two sides of the side plate 11, the bottoms of the wind-up roll 31 and the wind-up roll 32 are rotatably connected with a bottom bearing plate 34, the bottom bearing plate 34 is fixed on the side plate 11, a threaded end cover 35 is screwed on the top of the wind-up roll 32, a wind-up motor 33 is disposed on the top of the wind-up roll 31, the wind-up motor 33 is used to drive the wind-up roll 31 to rotate, and further drive the test paper on the wind-up roll 32 to transmit, so that the test paper in the test slot 15 can be replaced after being used for multiple times, and the used test paper can be collected to facilitate centralized treatment, the wind-up motor 33 is mounted on the side wall of the side plate 11, the output end of the wind-up motor 33 is fixedly connected with the top of the wind-up roll 31, the wind-up roll 31 and the wind-up roll 32 are both provided with test paper, the test paper for dry detection, and the test paper can be used test paper, and the color change when water vapor occurs, the air leakage phenomenon when the pressure container is exposed to water vapor, the utility model discloses a pressure leakage position that can be viewed visually;

a test paper moving groove 16 is formed in one side of the side plate 11, close to the winding roller 31 and the winding roller 32, in a penetrating manner, the test paper wound on the winding roller 31 and the winding roller 32 is movably inserted into the test paper moving groove 16, the test paper moving groove 16 can be used for detecting transmission of the test paper, so that the test paper is convenient to replace, a detection groove 15 is formed in the front face of the bottom of the side plate 11, and the detection groove 15 is communicated with the test paper moving groove 16;

the heights of the middle sections of the winding roller 32 and the winding roller 31 are smaller than the height of the section of the test paper moving groove 16, the size of the cross section of the adjusting groove 14 is larger than that of the section of the test paper, and the limit of the sizes ensures that the test paper can be freely transmitted in the test paper moving groove 16;

steam storage jar 21 through welding is provided with the air inlet on curb plate 11, the top of steam storage jar 21, and the air inlet can be used to the pouring into of steam, and the bottom four corners of base 12 all is fixed with stabilizer blade 13.

Example 2

As shown in fig. 3, the utility model provides a technical solution: the adjusting mechanism 4 comprises a placing disc 41, a rotating motor 42 is arranged below the placing disc 41, the output end of the rotating motor 42 is fixedly connected with the bottom of the placing disc 41, the rotating motor 42 is arranged on a motor fixing plate 43 in a penetrating manner, a threaded rod 45 and a limiting rod 46 are respectively inserted into two sides of the motor fixing plate 43 in a penetrating manner, the limiting rod 46 is movably inserted on the motor fixing plate 43, the threaded rod 45 is inserted on the motor fixing plate 43 in a threaded manner, one end of the threaded rod 45 is movably inserted on the base 12, one end of the threaded rod 45 is fixedly connected with a servo motor 47, the output end of the servo motor 47 is fixedly connected with the threaded rod 45, the servo motor 47 is fixed on the base 12, through the adjusting mechanism 4, when a pressure container to be detected is placed on the placing disc 41 of the adjusting mechanism 4, the servo motor 47 is started to rotate the threaded rod 45, the motor fixing plate 43 further slides in the adjusting groove 14, the pushing of the pressure container is achieved, and when the pressure container is close to the detecting groove 15, the servo motor 47 is closed, and meanwhile, the rotating motor 42 arranged at the bottom of the placing disc 41 can rotate the placing disc 41, so that the pressure container can be detected comprehensively and the condition that the single detection result is inaccurate;

the base 12 is provided with an adjusting groove 14, one ends of the threaded rod 45 and the limiting rod 46 which are arranged in the adjusting groove 14 are rotatably connected to the inner wall of the adjusting groove 14, the tops and bottoms of two sides of the motor fixing plate 43 are fixedly connected with limiting sliding plates 44, the design of the limiting sliding plates 44 can ensure that the motor fixing plate 43 is kept in a fixed horizontal plane, the motor fixing plate 43 cannot descend or fall off from the adjusting groove 14, and further ensure that the pressure container cannot displace in the detection process, the limiting sliding plates 44 are in sliding contact with the surface of the frame 1, and two ends of the motor fixing plate 43 are in sliding contact with the inner wall of the adjusting groove 14;

the top plate 24 is provided with a wire tying ring 23, the wire tying ring 23 is designed to be used for tying the steam conduit 22 to avoid being wound on parts during adjustment of the steam conduit 22, and the steam conduit 22 is partially arranged between the wire tying ring 23 and the top plate 24.

The working principle is as follows:

as shown in fig. 1-3, firstly, placing a pressure container to be detected on a placing disc 41, ensuring that the center of the placing disc 41 is located at the center of the placing disc 41 as much as possible, then, starting a servo motor 47, driving a threaded rod 45 to rotate by the servo motor 47, enabling a motor fixing plate 43 to slide back and forth in an adjusting groove 14 through threaded connection between the threaded rod 45 and the motor fixing plate 43, during sliding, because of the design of a limiting sliding plate 44, the motor fixing plate 43 always keeps sliding in a fixed horizontal plane until the pressure container on the placing disc 41 is located at one side of a detection groove 15, closing the servo motor 47, then, starting a first electric push rod 25 to enable a top plate 24 to stretch out and draw back until the top plate 24 is located right above the pressure container, then, starting a second electric push rod 27 to drive a cover plate 26 to move downwards by using the second electric push rod 27, moving the cover plate 26 downwards to cover the top of the pressure container, at the moment, one end of the steam conduit 22 is located inside the pressure container, then, starting an electromagnetic valve on the steam conduit 22 to enable steam in the steam storage tank 21 to flow into the pressure container, after a period of time, and determining where the pressure container exists, and determining whether a steam leakage test paper exists at the position where the steam container, and determining that the steam leakage exists at the pressure container exists, and determining that the steam leakage test paper exists at the position of the steam container, and whether the steam container by the steam container, and determining the steam container exists at the steam container, and determining the steam container, if the steam leakage test paper exists at the position where the steam container exists, and the steam leakage test paper exists at the pressure tank 15;

in the detection process, the rotating motor 42 is started, the rotating motor 42 is utilized to drive the placing disc 41 and the pressure container on the placing disc to rotate, so that the pressure container is comprehensively detected, when the detection test paper changes color, the rotating motor 42 is closed, and then the color change position of the detection test paper is observed to correspondingly find the position of air leakage;

in the detection process, after the detection test paper is used for multiple times, a plurality of color-changing areas exist on the surface of the detection test paper in the detection groove 15, and the detection precision is easily influenced, at the moment, only the winding motor 33 needs to be started, the winding roller 31 is driven to rotate by the winding motor 33, so that the detection test paper on the winding roller 32 is drawn out and is replaced by the detection test paper in the detection groove 15, after the detection test paper is used up, the threaded end cover 35 can be opened through rotation, then the wound detection test paper is sleeved on the outer surface of the winding roller 32, and then the detection test paper passes through the test paper moving groove 16 and is fixed on the winding roller 31;

during the above-described inspection, if the vapor in the vapor storage tank 21 is exhausted, the vapor can be replenished through the air inlet at the top of the vapor storage tank 21.

Adopt above-mentioned technical scheme: steam in the steam storage jar 21 gets into pressure vessel, and steam can flow along with pressure vessel's gap to the injection is on the test paper in detecting groove 15, judges whether pressure vessel leaks gas and the position of gas leakage through the position of observing whether test paper discolours and discolour, thereby detects pressure vessel's gas tightness fast, can find the position of gas leakage fast accurately simultaneously and carry out remedial measure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modification, equivalent changes and modifications made to the above embodiments by the technical essence of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a quick gas leakage detection device of pressure vessel, includes detection mechanism (2) and the adjustment mechanism (4) that complementary unit (3) and frame (1) bottom set up that frame (1), frame (1) side from top to bottom set up, a serial communication port, frame (1) includes curb plate (11) and base (12), fixed welding between curb plate (11) and base (12), detection mechanism (2) fixed mounting is at the interior top of curb plate (11), detection mechanism (2) are including steam storage jar (21), the fixed intercommunication in bottom of steam storage jar (21) has steam pipe (22), install an electric push rod (25) on curb plate (11) lateral wall of steam storage jar (21) below, the output fixedly connected with roof (24) of an electric push rod (25), the bottom of roof (24) is fixed with No. two electric push rods (27), the output of No. two electric push rod (27) is fixed with apron (26), steam pipe (22) fixed run through on apron (26), be provided with the solenoid valve on steam pipe (22).

2. The rapid gas leakage detection device for the pressure vessel according to claim 1, characterized in that: complementary unit (3) include wind-up roll (31) and wind-up roll (32), wind-up roll (31) and wind-up roll (32) set up the both sides in curb plate (11) respectively, the bottom of wind-up roll (31) and wind-up roll (32) is all rotated and is connected with bottom bearing plate (34), bottom bearing plate (34) are all fixed on curb plate (11), the top threaded connection of wind-up roll (32) has threaded end cover (35), the top of wind-up roll (31) is provided with rolling motor (33), rolling motor (33) are installed on the lateral wall of curb plate (11), the output of rolling motor (33) and the top fixed connection of wind-up roll (31), all there are test paper on wind-up roll (31) and wind-up roll (32).

3. The rapid gas leakage detection device for the pressure vessel according to claim 2, characterized in that: the test paper detection device is characterized in that a test paper moving groove (16) is formed in one side, close to the winding roller (31) and the winding roller (32), of the side plate (11) in a penetrating mode, the winding roller (31) and the winding roller (32) are wound to detect test paper and are movably inserted into the test paper moving groove (16), a detection groove (15) is formed in the front face of the bottom of the side plate (11), and the detection groove (15) is communicated with the test paper moving groove (16).

4. The rapid gas leakage detection device for the pressure vessel according to claim 3, characterized in that: adjustment mechanism (4) are including placing dish (41), the below of placing dish (41) is provided with rotating electrical machines (42), the output of rotating electrical machines (42) and the bottom fixed connection of placing dish (41), rotating electrical machines (42) run through the setting on motor fixed plate (43), the both sides of motor fixed plate (43) are run through respectively and are inserted threaded rod (45) and gag lever post (46), gag lever post (46) activity is inserted and is established on motor fixed plate (43), threaded rod (45) screw thread is inserted and is established on motor fixed plate (43), the one end activity of threaded rod (45) is run through on base (12), the one end fixedly connected with servo motor (47) of threaded rod (45), the output and threaded rod (45) fixed connection of servo motor (47), servo motor (47) are fixed on base (12).

5. The rapid air leakage detection device for the pressure vessel according to claim 4, wherein: the utility model discloses a motor fixing device, including base (12), threaded rod (45) and gag lever post (46), threaded rod (12) are last to have seted up adjustment tank (14), the one end that sets up in adjustment tank (14) is all rotated and is connected on the inner wall of adjustment tank (14), the equal fixedly connected with of both sides top and the bottom of motor fixed plate (43) is spacing slide (44), spacing slide (44) all contact with frame (1) surface sliding, the both ends of motor fixed plate (43) all contact with the inner wall sliding of adjustment tank (14).

6. The rapid gas leakage detection device for the pressure vessel according to claim 1, characterized in that: the top plate (24) is provided with a wire tying ring (23), and the steam conduit (22) is partially arranged between the wire tying ring (23) and the top plate (24).

7. The rapid air leakage detection device for the pressure vessel according to claim 5, wherein: the middle section heights of the winding roller (32) and the winding roller (31) are smaller than the section height of the test paper moving groove (16), and the cross section size of the adjusting groove (14) is larger than the section size of the test paper.

8. The rapid gas leakage detection device for the pressure vessel according to claim 1, characterized in that: steam storage jar (21) through-welding is on curb plate (11), the top of steam storage jar (21) is provided with the air inlet, the bottom four corners of base (12) all is fixed with stabilizer blade (13).