Flange sealing performance detection tool

Abstract

The utility model provides a flange sealing performance detection tool, which relates to the technical field of flange detection and comprises a bottom plate, a detection box is mounted at the top end of the bottom plate, a water outlet is arranged below one side of the detection box, a mounting plate is mounted at the bottom end in the detection box, an upper sealing gasket is mounted at the bottom end of a movable plate, and a lower sealing gasket is mounted at the bottom end of the movable plate. An air pump is installed on one side of the top end of the bottom plate, a hose is installed at one end of the air pump, and one end of the hose is arranged in the movable plate and the upper sealing gasket; through arrangement of the mounting plate, the lower sealing gasket, the movable plate, the upper sealing gasket, the air pump and the hose, the flange is sealed and fixed in the detection box through mutual cooperation, gas is introduced into the flange, and the sealing performance of the flange is observed through bubbles in water, so that the leakage direction of the flange can be directly and clearly observed; therefore, the detection of the flange is more convenient and efficient, and the working efficiency of the detection tool in use is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange detection technical field especially relates to a flange leakproofness detection frock. BACKGROUND

[0002] With the development of economy, the continuous improvement of science and technology level, the manufacturing industry of our country develops more and more rapidly, and the flange is used more and more in daily life, and the flange is also called flange flange plate or flange. The flange is the part of the mutual connection between the shaft and the shaft, and is used for the connection between the pipe end, and also is used in the flange of the equipment inlet and outlet, and is used for the connection between two devices, and the flange needs to detect the sealing property of the flange during production and processing, and the sealing detection is a very important link for the flange manufacturing,

[0003] For example, application No. CN219244884U discloses "a kind of for flange leakproofness detection device" and specifically discloses: the roller outer fixedly connected with sprocket, two The sprocket and same chain transmission connection, two The roller outer is fixedly connected with two rollers, two The roller outer is equipped with clamping groove, the setting direction of two The clamping groove is opposite, two The clamping groove is provided with clamping rod, and the top of two The clamping rod is fixedly connected with same clamping clamp, however, in the above-mentioned technology, when the sealing property of the flange is detected, it is not comprehensive, when the flange leaks, it is not convenient to directly and clearly observe the leakage direction, thereby reducing the working efficiency of the device when using, therefore, the utility model proposes a kind of flange leakproofness detection frock to solve the above-mentioned problems. SUMMARY

[0004] In view of the above problems, the utility model provides a kind of flange leakproofness detection frock, and has solved the problems that the sealing property of the flange is not comprehensive in prior art when being detected, when the flange leaks, it is not convenient to directly and clearly observe the leakage direction, thereby reducing the working efficiency of the device when using.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a kind of flange leakproofness detection frock, including bottom plate, the top of the bottom plate is installed with detection box, the lower side of the one side of the detection box is equipped with water outlet, the bottom of the inside of the detection box is installed with mounting plate, the top of the mounting plate is installed with lower sealing pad, the upper side of the lower sealing pad is provided with movable plate, the top of the movable plate is provided with lifting mechanism, the bottom of the movable plate is installed with upper sealing pad, the side of the bottom plate top is installed with air pump, one end of the air pump is installed with flexible pipe, one end of the flexible pipe is arranged in the inside of movable plate and upper sealing pad.

[0006] Further improvement lies in that the lifting mechanism comprises a fixing plate, a mounting cavity, a servo motor, a driving gear, a driven gear ring, a threaded sleeve, a screw rod, a mounting frame and a limiting structure, the mounting cavity is mounted on one side of the top end of the detection box, a servo motor is mounted on one side of the top end of the mounting cavity, a driving gear is mounted on one side of the inside of the mounting cavity, the output end of the servo motor is connected with one end of the driving gear, the driving gear is meshed with a driven gear ring on one side, the driven gear ring is internally provided with a threaded sleeve, the threaded sleeve is internally provided with a screw rod, the bottom end of the screw rod is provided with a mounting frame, and the bottom end of the mounting frame is connected with the top end of the movable plate.

[0007] Further improvement lies in that the limiting structure comprises a limiting rail and a limiting block, the limiting rail is mounted on the bottom end of the inside of the mounting cavity, and the limiting block is arranged on the inside of the limiting rail.

[0008] Further improvement lies in that two limiting blocks are arranged on the inside of the limiting rail, and the two limiting blocks are symmetrically distributed about the central axis of the limiting rail.

[0009] Further improvement lies in that a limiting hole is formed in the inside of the fixing plate, a limiting rod is arranged in the inside of the limiting hole in a penetrating mode, and the bottom end of the limiting rod is connected with the top end of the mounting frame.

[0010] Further improvement lies in that the cross section of the limiting hole is larger than that of the limiting rod, and a sliding structure is formed between the limiting hole and the limiting rod.

[0011] The utility model discloses a beneficial effect is: through being provided with mounting plate, lower sealing pad, movable plate, upper sealing pad, air pump and hose, utilize the mutual cooperation between them, the flange sealing is fixed in the inside of detection box, the gas is passed into the inside of flange, utilizes the bubble of water and observes the sealing performance of flange, can directly clear observation flange leak's direction, make the flange more convenient and efficient when detecting, thereby greatly improve the working efficiency of the detection tool when using. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the whole structure schematic diagram of the utility model;

[0013] Figure 2The cross-sectional structure schematic view of the utility model;

[0014] Figure 3 The overall structure schematic view of the lifting mechanism of the utility model;

[0015] Figure 4 The cross-sectional structure schematic view of the lifting mechanism of the utility model.

[0016] Wherein: 1, bottom plate, 2, detection box, 3, water outlet, 4, mounting plate, 5, lower sealing pad, 6, movable plate, 7, upper sealing pad, 8, air pump, 9, hose, 10, fixed plate, 11, mounting cavity, 12, servo motor, 13, driving gear, 14, driven gear ring, 15, threaded sleeve, 16, screw, 17, mounting bracket, 18, limit rail, 19, limit block, 20, limit hole, 21, limit rod. DETAILED DESCRIPTION

[0017] In order to deepen the understanding of the utility model, the utility model will be further described in conjunction with the embodiment below, and the embodiment is only used to explain the utility model and does not constitute the limitation of the protection scope of the utility model.

[0018] According to Figure 1 , 2 , 3, 4, the embodiment proposes a flange sealing detection tool, including bottom plate 1, the top end of the bottom plate 1 is provided with detection box 2, the lower side of the detection box 2 is provided with water outlet 3, the bottom end inside the detection box 2 is provided with mounting plate 4, the top end of the mounting plate 4 is provided with lower sealing pad 5, the upper side of the lower sealing pad 5 is provided with movable plate 6, the top end of the movable plate 6 is provided with lifting mechanism, the bottom end of the movable plate 6 is provided with upper sealing pad 7, the top end of the bottom plate 1 is provided with air pump 8 on one side, one end of the air pump 8 is provided with hose 9, one end of the hose 9 is arranged inside movable plate 6 and upper sealing pad 7, when using, the flange is sealed and fixed in the inside of detection box 2, the gas is introduced into the inside of the flange, the sealing performance of the flange is observed by using the bubbles in water, the position of the flange leakage can be directly and clearly observed, so that the flange is more convenient and efficient when detecting, thereby greatly improving the working efficiency of the detection tool when using.

[0019] The lifting mechanism comprises a fixed plate 10, a mounting cavity 11, a servo motor 12, a driving gear 13, a driven gear ring 14, a threaded rotating sleeve 15, a screw rod 16, a mounting frame 17 and a limiting structure, the mounting cavity 11 is mounted on one side of the top end of the detection box 2, the servo motor 12 is mounted on one side of the top end of the mounting cavity 11, the driving gear 13 is mounted on one side of the inside of the mounting cavity 11, the output end of the servo motor 12 is connected with one end of the driving gear 13, the driven gear ring 14 is engaged on one side of the driving gear 13, the threaded rotating sleeve 15 is mounted in the driven gear ring 14, the screw rod 16 is arranged in the threaded rotating sleeve 15, the mounting frame 17 is mounted on the bottom end of the screw rod 16, the bottom end of the mounting frame 17 is connected with the top end of the movable plate 6, when in use, the servo motor 12 is started to drive the driving gear 13 to rotate, under the limiting of the limiting rail 18 and the limiting block 19, the driven gear ring 14 drives the threaded rotating sleeve 15 to rotate, and then drives the screw rod 16 to move, under the limiting of the limiting hole 20 and the limiting rod 21, the screw rod 16 drives the mounting frame 17 to move downwards, and then drives the movable plate 6 and the upper sealing gasket 7 to move downwards, the flange is sealed by the lower sealing gasket 5 and the upper sealing gasket 7, so that the flange is more convenient and fast during sealing detection, thereby greatly improving the practicability of the detection tool during use.

[0020] The limiting structure comprises a limiting rail 18 and a limiting block 19, the limiting rail 18 is mounted on the bottom end of the inside of the mounting cavity 11, the limiting block 19 is arranged in the inside of the limiting rail 18, one end of the limiting block 19 is connected with the outside of the threaded rotating sleeve 15, the limiting block 19 is arranged in the inside of the limiting rail 18, two limiting blocks 19 are symmetrically distributed about the central axis of the limiting rail 18, when in use, the limiting rail 18 and the limiting block 19 are matched with each other, so that the threaded rotating sleeve 15 is limited during rotation, and the threaded rotating sleeve 15 is more stable during rotation.

[0021] The inside of the fixed plate 10 is provided with a limiting hole 20, the limiting hole 20 is arranged in the inside of the limiting rod 21, the bottom end of the limiting rod 21 is connected with the top end of the mounting frame 17, the cross section of the limiting hole 20 is larger than that of the limiting rod 21, the limiting hole 20 and the limiting rod 21 form a sliding structure, when in use, the limiting hole 20 and the limiting rod 21 are matched with each other, so that the mounting frame 17 is limited during movement, and the mounting frame 17 is more stable during movement.

[0022] Working principle: the worker first places the flange at the top of the lower sealing gasket 5, and then starts the servo motor 12 to drive the driving gear 13 to rotate, since the driving gear 13 and the driven gear ring 14 are engaged with each other, under the limiting of the limiting rail 18 and the limiting block 19, the threaded sleeve 15 is driven to rotate by the driven gear ring 14, and then the screw rod 16 is driven to move, under the limiting of the limiting hole 20 and the limiting rod 21, the mounting frame 17 is driven to move downwards by the screw rod 16, and then the movable plate 6 and the upper sealing gasket 7 are driven to move downwards, the flange is sealed by the lower sealing gasket 5 and the upper sealing gasket 7, then water is injected into the inside of the detection box 2, so that the movable plate 6 is at least submerged, then the air pump 8 is started to inject gas into the sealed flange back by the hose 9, so that the pressure in the flange reaches a certain value, at this time, whether the flange leaks is observed by observing whether bubbles appear in the water, after a period of observation, the water in the detection box 2 is discharged from the water outlet 3, and the water can be reused, then the servo motor 12 is started to drive the movable plate 6 and the upper sealing gasket 7 to move upwards, at this time, the flange can be taken out.

[0023] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A flange sealing detection tooling, comprising a base plate (1), characterized in that: The top end of the bottom plate (1) is provided with a detection box (2), a water outlet (3) is arranged on the lower side of the detection box (2), a mounting plate (4) is arranged on the bottom end of the detection box (2), a lower sealing pad (5) is arranged on the top end of the mounting plate (4), an activity plate (6) is arranged above the lower sealing pad (5), a lifting mechanism is arranged on the top end of the activity plate (6), an upper sealing pad (7) is arranged on the bottom end of the activity plate (6), a gas pump (8) is arranged on one side of the top end of the bottom plate (1), a hose (9) is arranged on one end of the gas pump (8), and one end of the hose (9) is arranged in the activity plate (6) and the upper sealing pad (7).

2. The flange leak detection tool of claim 1, wherein: The lifting mechanism comprises a fixed plate (10), a mounting cavity (11), a servo motor (12), a driving gear (13), a driven gear ring (14), a threaded sleeve (15), a screw rod (16), a mounting frame (17) and a limiting structure, the mounting cavity (11) is arranged on one side of the top end of the detection box (2), the servo motor (12) is arranged on one side of the top end of the mounting cavity (11), the driving gear (13) is arranged on one side of the mounting cavity (11), the output end of the servo motor (12) is connected with one end of the driving gear (13), the driven gear ring (14) is engaged on one side of the driving gear (13), the threaded sleeve (15) is arranged in the driven gear ring (14), the screw rod (16) is arranged in the threaded sleeve (15), the mounting frame (17) is arranged on the bottom end of the screw rod (16), and the top end of the activity plate (6) is connected with the bottom end of the mounting frame (17).

3. The flange tightness detection tool according to claim 2, characterized in that: The limiting structure comprises a limiting rail (18) and a limiting block (19), the limiting rail (18) is arranged on the bottom end of the mounting cavity (11), the limiting block (19) is arranged in the limiting rail (18), and one end of the limiting block (19) is connected with the outer side of the threaded sleeve (15).

4. The flange tightness detection tool of claim 3, wherein: The limiting block (19) is arranged in the limiting rail (18) in two, and the two limiting blocks (19) are symmetrically distributed about the central axis of the limiting rail (18).

5. The flange tightness detection tool of claim 4, wherein: The limiting hole (20) is arranged in the fixed plate (10), the limiting rod (21) is arranged in the limiting hole (20), and the bottom end of the limiting rod (21) is connected with the top end of the mounting frame (17).

6. The flange tightness detection tool of claim 5, wherein: The cross section of the limiting hole (20) is larger than the cross section of the limiting rod (21), and the limiting hole (20) and the limiting rod (21) form a sliding structure.

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