CN219141134U - Leakage testing equipment for inner pipe of solar water heater - Google Patents

Abstract

The utility model discloses an inner tube leakage testing device of a solar water heater, which comprises a leakage testing support, wherein a water tank is arranged on the leakage testing support, water is filled in the water tank, clamping mechanisms are arranged at two ends of the leakage testing support, each clamping mechanism comprises a first sliding block which is in sliding connection with the leakage testing support, a supporting plate is arranged on the first sliding block, a placing plate is arranged at one end, close to the water tank, of the supporting plate, a second sliding block which is in sliding connection with the supporting plate is arranged on the supporting plate, clamping plates corresponding to the placing plates are arranged on the second sliding block, a detection device is arranged on the leakage testing support, the detection device comprises a controller and a detection pipeline, the detection pipeline comprises an upper two air pipes, a detection joint is arranged at one end of each air pipe, the other end of each air pipe is connected with the corresponding controller, an air pressure gauge is arranged on each air pipe, and driving devices are connected to each of the first sliding block and the second sliding block, so that the accuracy of the tightness detection of the inner tube is ensured, and meanwhile, the input cost of the device is reduced.

Description

Leakage testing equipment for inner pipe of solar water heater

Technical Field

The utility model belongs to the technical field of detection equipment, and particularly relates to leakage testing equipment for an inner pipe of a solar water heater.

Background

The solar water heater can absorb heat radiation in sunlight and is used for heating water in the inner tube of the solar water heater, so that the quality of the solar water heater is guaranteed, after the inner tube is produced, the tightness of the inner tube is required to be detected before the inner tube is assembled, and the quality problems of water leakage and the like of the produced solar water heater are avoided.

As shown in fig. 3, in the conventional method of detecting tightness, a gas of a certain pressure is introduced into an inner tube, and then the change of the internal pressure is detected, and if the fluctuation of the pressure in the inner tube is within a certain range for a certain time, the tightness of the inner tube is qualified, and the inner tube can be used for assembling a solar water heater.

However, the detection devices used at present are all high-precision devices, although the detection accuracy is higher, the input cost of the devices is increased, and in order to ensure the quality of each solar water heater, the produced inner tube needs to be detected in a sealing way, so that the devices need to continuously work for a long time, the devices are more easily damaged, the detection accuracy of the inner tube is influenced, and the maintenance cost of the devices is also high.

Therefore, the applicant has devised a detection apparatus capable of reducing the detection cost while ensuring the detection accuracy.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the leakage testing equipment for the inner pipe of the solar water heater, which reduces the detection cost and ensures the detection accuracy.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a solar water heater inner tube leak test equipment, includes the leak test support, be provided with the basin on the leak test support, annotate in the basin has water, the both ends of leak test support all are provided with fixture, fixture includes the first slider with leak test support sliding connection, be provided with the backup pad on the first slider, be provided with on the backup pad near the one end of basin and place the board, be provided with the second slider with backup pad sliding connection in the backup pad, be provided with the splint of placing the board correspondingly on the second slider, be provided with detection device on the leak test support, detection device includes controller and detection pipeline, the detection pipeline includes two upper air pipes, be provided with the detection joint on tracheal one end, other end connection director, be provided with the barometer on the trachea, all be connected with drive arrangement on first slider and the second slider.

Further, an adjusting baffle is arranged on the placing plate.

Further, a plurality of positioning rods are arranged on one side of the clamping plate facing the placing plate.

Further, a transparent protection plate is arranged on the second sliding block.

Further, clamping mechanisms are arranged on two sides of the leak testing support, two detection pipelines are arranged, and the two detection pipelines can be connected with two detected inner pipes respectively.

Further, a connecting branch pipe is arranged between the two detection pipelines, and a ventilation valve is arranged on the connecting branch pipe.

Compared with the prior art, the utility model has the beneficial effects that: when detecting, place the inner tube on placing the board, then splint push down, can be fixed the inner tube centre gripping, connect the detection joint on the detection pipeline with the water inlet on the inner tube and delivery port, place the board and move down, make the inner tube submerge in the basin completely, rethread controller fills in the inner tube like high-pressure gas, whether produce the bubble in the observation basin and preliminary judge the leakproofness of inner tube, after the atmospheric pressure in the inner tube reaches certain, the barometer on the rethread detection pipeline detects the change of inner tube internal pressure in certain time, thereby further judge the leakproofness of inner tube, thereby guarantee the degree of accuracy that inner tube leakproofness detected, the manufacturing and the input cost of equipment are lower than current high accuracy check out equipment cost simultaneously, cost of maintenance is low.

Drawings

FIG. 1 is a schematic diagram of a front structure of a leak testing apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a leak testing system according to the present utility model;

FIG. 3 is a schematic diagram of a prior art detection system.

Reference numerals: 1. a leak testing bracket; 2. a water tank; 3. a first slider; 4. a support plate; 5. placing a plate; 6. a second slider; 7. a clamping plate; 8. a controller; 9. detecting a pipeline; 10. an air pipe; 11. an air pressure gauge; 12. a driving device; 13. adjusting a baffle; 14. a positioning rod; 15. a protection plate; 16. a connecting branch pipe; 17. a vent valve; 18. an inner tube; 19. a driving device.

Detailed Description

In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such feature, and in the description of the present utility model, the meaning of "a number", "a number" is two or more, unless otherwise specifically defined.

The utility model is further described with reference to fig. 1 to 3.

Embodiment one:

the utility model provides a solar water heater inner tube leak test equipment, includes leak test support 1, be provided with basin 2 on the leak test support 1, annotate in the basin 2 and have water, leak test support 1's both ends all are provided with fixture, fixture includes first slider 3 with leak test support 1 sliding connection, be provided with backup pad 4 on the first slider 3, be provided with on the backup pad 4 one end that is close to basin 2 and place board 5, be provided with on the backup pad 4 with backup pad 4 sliding connection's second slider 6, be provided with on the second slider 6 and correspondingly place board 5 splint 7, be provided with detection device on the leak test support 1, detection device includes controller 8 and detection pipeline 9, detection pipeline 9 includes two trachea 10, be provided with the detection joint on the one end of trachea 10, the other end is connected with controller 8, be provided with barometer 11 on the trachea 10, all be connected with drive arrangement 1912 on first slider 3 and the second slider 6.

Preferably, the driving device 1912 may be an air cylinder or an electric telescopic cylinder, the leak testing bracket 1 is provided with a first sliding rail corresponding to the first sliding block 3, and the supporting plate 4 is provided with a second sliding rail corresponding to the second sliding block 6.

Preferably, the controller 8 includes an air pump, a valve, a control chip, etc. for supplying high-pressure gas.

As shown in fig. 3, preferably, the inner tube 18 to be detected is composed of a plurality of single tubes, and the adjacent single tubes are mutually communicated, and a water inlet and a water outlet are respectively arranged on the single tubes on two sides.

As shown in fig. 1, before detection, the supporting plate 4 is located above the water surface in the water tank 2, the clamping plates 7 are moved upwards to be opened, then two ends of the test tube are respectively placed on the supporting plates 4 at two sides of the leak testing support 1, the detection joints on the two air pipes 10 are respectively connected with the water inlet and the water outlet on the inner pipe 18, the clamping plates 7 are lowered again to clamp and fix the inner pipe 18, the supporting plates 4 are lowered until the inner pipe 18 is completely immersed below the water surface of the water tank 2, the inner pipe 18 is inflated through the controller 8 and reaches the rated air pressure, and a worker can observe whether continuous air bubbles appear on the inner pipe 18 under water in the inflation process to preliminarily judge the tightness of the inner pipe 18, and further judge the tightness of the inner pipe 18 through the two air pressure gauges 11 after a certain air pressure is reached in the inner pipe 18.

Compared with the existing high-precision detection equipment, the leak testing equipment in the implementation is low in cost, and the accuracy of detecting the tightness of the inner pipe 18 is guaranteed through double detection of underwater bubbles and air pressure.

As shown in fig. 1, in this example, preferably, the placement plate 5 is provided with an adjusting baffle 13, and the adjusting baffle 13 is used to block one side of the placement plate 5, so that the inner tube 18 is initially positioned when the inner tube 18 is placed.

Preferably, the position of the adjustment flap 13 is variable according to the number of inner tubes 18, i.e. the detachable connection between the adjustment flap 13 and the support plate 4.

As shown in fig. 1, in this embodiment, preferably, the side of the clamping plate 7 facing the placement plate 5 is provided with a plurality of positioning rods 14, and when the clamping plate 7 descends, the positioning rods 14 extend into the gap between the two inner tubes 18, so as to further improve the positioning effect on the inner tubes 18.

Preferably, the positioning rod 14 may be increased or decreased according to the number of the inner tubes 18, i.e. the detachable connection between the positioning rod 14 and the clamping plate 7.

Preferably, the positioning rod 14 is made of rubber.

As shown in fig. 1, in this example, preferably, the second sliding block 6 is provided with a transparent protection plate 15, which plays a role in protection during detection, so as to prevent the individual inner tubes 18 from being broken and splashed after being subjected to high pressure, thereby threatening the personal safety of workers.

Preferably, the protection plate 15 covers the entire water tank 2.

Embodiment two:

the utility model provides a solar water heater inner tube leak test equipment, includes leak test support 1, be provided with basin 2 on the leak test support 1, annotate in the basin 2 and have water, leak test support 1's both ends all are provided with fixture, fixture includes first slider 3 with leak test support 1 sliding connection, be provided with backup pad 4 on the first slider 3, be provided with on the backup pad 4 one end that is close to basin 2 and place board 5, be provided with second slider 6 on the backup pad 4, be provided with on the second slider 6 and correspondingly place board 5 splint 7, be provided with detection device on the leak test support 1, detection system includes controller 8 and detection pipeline 9, detection pipeline 9 includes two trachea 10, be provided with the detection joint on the one end of trachea 10, the other end connection director 8, be provided with barometer 11 on the trachea 10, all be connected with drive arrangement 1912 on first slider 3 and the second slider 6.

As shown in fig. 2, in this example, preferably, clamping mechanisms are disposed on two sides of the leak testing bracket 1, and two detection pipelines 9 are disposed and can be respectively connected with two detected inner pipes 18.

As shown in fig. 2, in the present example, preferably, a connecting branch pipe 16 is provided between the two detection pipelines 9, and a vent valve 17 is provided on the connecting branch pipe 16.

During detection, one of the inner pipes 18 is connected with one of the detection pipelines 9 for detection, and when the detection is performed, the other inner pipe 18 can be connected with the other detection pipeline 9, after the detection of the inner pipe 18 detected firstly is completed, the inner pipe 18 to be detected is lifted from the water tank 2, the inner pipe 18 to be detected is lowered and immersed in the water tank 2, then the ventilation valve 17 on the connecting branch pipe 16 is opened, so that high-pressure gas in the inner pipe 18 detected is enabled to flow to the inner pipe 18 to be detected until the pressure in the two inner pipes 18 is balanced, the ventilation valve 17 is disconnected, and then the air pump is used for continuously inflating the inner pipe 18 to be detected, so that the device can prepare the connection of the inner pipe 18 on the other side in the gap time for detection, and after the detection on the one side is completed, the air to be exhausted in the inner pipe 18 to be detected is supplemented into the inner pipe 18 on the other side, so that the pressurization and the pressure relief process in the detection process is greatly shortened, the recycling of the high-pressure air is effectively realized, the working efficiency and the cost is effectively improved.

Other technical features in this embodiment are the same as those in the first embodiment.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (6)

1. The utility model provides a solar water heater inner tube leak test equipment which characterized in that: including the leak test support, be provided with the basin on the leak test support, annotate in the basin and have water, the both ends of leak test support all are provided with fixture, fixture includes the first slider with leak test support sliding connection, be provided with the backup pad on the first slider, be provided with on the backup pad near the one end of basin and place the board, be provided with the second slider with backup pad sliding connection in the backup pad, be provided with the splint of placing the board correspondingly on the second slider, be provided with detection device on the leak test support, detection device includes controller and detection pipeline, the detection pipeline includes two upper trachea, be provided with the detection joint on tracheal one end, other end connection director, be provided with the barometer on the trachea, all be connected with drive arrangement on first slider and the second slider.

2. The solar water heater inner tube leak testing apparatus of claim 1, wherein: and an adjusting baffle plate is arranged on the placing plate.

3. The solar water heater inner tube leak testing apparatus of claim 2, wherein: a plurality of positioning rods are arranged on one side of the clamping plate, which faces the placing plate.

4. A solar water heater inner tube leak testing apparatus as defined in claim 3, wherein: and a transparent protection plate is arranged on the second sliding block.

5. The solar water heater inner tube leak testing apparatus of claim 4, wherein: clamping mechanisms are arranged on two sides of the leak testing support, two detection pipelines are arranged, and the two detection pipelines can be respectively connected with two detected inner pipes.

6. The solar water heater inner tube leak testing apparatus of claim 5, wherein: a connecting branch pipe is arranged between the two detection pipelines, and a ventilation valve is arranged on the connecting branch pipe.

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