CN219474883U - Bellows gas tightness test equipment - Google Patents

Abstract

The utility model discloses corrugated pipe air tightness testing equipment which comprises a base and a first guide assembly, wherein the top end of the base is provided with a water tank, the inside of the water tank is rotationally connected with a fixed pulley, the inner wall of the water tank is provided with a water level sensor, the rear side of the water tank is provided with a water injection pipe, the water injection pipe is provided with an electromagnetic valve, and the first guide assembly comprises a fixed rod arranged at the top end of the base, a guide wheel rotationally connected with the fixed rod, an adjusting wheel slidingly connected with the fixed rod, a stud connected with the front end of the adjusting wheel through a bearing and a nut in threaded connection with the stud. In the utility model, the water level sensor can detect the water level of water in the water tank in real time and feed back the water level to the external control device, the water injection pipe can be connected with the water supply pipe in advance, when the water level is too low, the external control device can automatically open the electromagnetic valve, tap water can enter the water tank through the water injection pipe after opening, and when the water level is too high, the external control device automatically closes the electromagnetic valve, so that the effect of automatic water supplementing is achieved, and the water level sensor is convenient to use.

Description

Bellows gas tightness test equipment

Technical Field

The utility model relates to the technical field of corrugated pipe performance detection, in particular to corrugated pipe air tightness testing equipment.

Background

The bellows is widely used in instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force. In order to understand each performance of the bellows, a bellows performance detecting device is required, wherein the bellows air tightness testing device is a device specially used for detecting the air tightness of the bellows.

Through searching, the patent with the publication number of CN217930712U discloses an online air tightness testing device for a corrugated pipe, and the content of the online air tightness testing device describes a monitoring mechanism which comprises the corrugated pipe, a detection core bar for inflating the inside of the corrugated pipe, a water tank filled with water, a fixing device for fixing the corrugated pipe and a monitoring mechanism for monitoring whether the corrugated pipe in the water leaks air or not; the detection core rod is arranged in the corrugated pipe; the fixing device is respectively connected with the water tank and the corrugated pipe; the fixing device is used for fixing the corrugated pipe in water; the monitoring mechanism is arranged above the horizontal plane; the inside of detection core bar be equipped with the air flue, be equipped with a plurality of hole … … "of intercommunication air flue on the surface of detection core bar, from the above-mentioned, can carry a part of water after the bellows test of this patent's gas tightness testing arrangement, the water of water tank can be less and less when testing in succession, needs to add water when the water level is too low, and consuming time and effort exists certain shortcoming.

Disclosure of Invention

The present utility model is directed to solving the problems of the prior art or related art.

The technical scheme adopted by the utility model is as follows: bellows gas tightness test equipment, including base, first direction subassembly and second direction subassembly, the top of base is provided with the water tank, the inside rotation of water tank is connected with the fixed pulley, the inner wall of water tank is provided with water level sensor, the rear side of water tank is provided with the water injection pipe, and is provided with the solenoid valve on the water injection pipe, first direction subassembly including set up the dead lever on base top, with dead lever swivelling joint's leading wheel, with dead lever sliding connection's regulating wheel, bearing connection be in the double-screw bolt of regulating wheel front end and with double-screw bolt threaded connection's nut, second direction subassembly is the same with first direction subassembly structure, second direction subassembly and first direction subassembly symmetric distribution.

Preferably, the water level sensor and the electromagnetic valve are electrically connected with external control equipment.

Preferably, two fixed pulleys are arranged, and the two fixed pulleys are symmetrically distributed.

Preferably, a baffle is arranged at the top end of the base.

Preferably, two fixing rods are provided, and the two fixing rods are provided with adjusting holes.

Preferably, the stud and the connected nut are one group, and two groups are arranged.

Preferably, the device further comprises a collecting box, wherein the collecting box is arranged on the right side of the base, and a drain pipe is arranged at the bottom end of the collecting box.

Preferably, the air drying device further comprises an air drying assembly, wherein the air drying assembly comprises an air drying frame arranged at the top of the collecting box, a plurality of fans arranged on the inner wall of the air drying frame and an electric heating rod arranged on the inner wall of the air drying frame.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows: the utility model discloses the liquid level of water in the water tank can be detected in real time to the water level sensor who sets up feeds back to external control equipment, can connect the water injection pipe in advance, external control equipment can open the solenoid valve automatically when the water level is too low, in the running water can get into the water tank through the water injection pipe after opening, external control equipment self-closing solenoid valve when the water level is too high, reach the effect of automatic moisturizing, so as to use, then the collecting box that sets up can collect the water that drops on the bellows, and the baffle that sets up can block the water that drops on the bellows, avoid rivers to external, the electrical heating stick of the air-drying subassembly that sets up simultaneously can heat to suitable temperature, controllable fan operation after the heating, the moving fan can blow the heat to the bellows, can weather the bellows, convenient to use, the nut that sets up at last can unscrew, can reciprocate the regulating wheel after unscrewing, can adjust the distance between regulating wheel and the leading wheel, so as to test the bellows of different pipe diameters, the application range is big.

Drawings

FIG. 1 is a schematic view of a view angle structure of the present utility model;

FIG. 2 is a schematic view of another view of the present utility model;

FIG. 3 is a schematic view of a first guide assembly according to the present utility model;

fig. 4 is a schematic structural view of the air drying assembly according to the present utility model.

Reference numerals:

100. a base; 110. a water tank; 120. a fixed pulley; 130. a water level sensor; 140. a water injection pipe; 150. an electromagnetic valve; 160. a baffle;

200. a first guide assembly; 210. a fixed rod; 211. an adjustment aperture; 220. a guide wheel; 230. an adjusting wheel; 240. a stud; 250. a nut;

300. a second guide assembly;

400. a collection box; 410. a drain pipe;

500. air-drying the assembly; 510. air-drying the frame; 520. a fan; 530. an electric heating rod.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Some embodiments of the present utility model are described below with reference to the accompanying drawings to provide a bellows tightness test apparatus.

Embodiment one:

referring to fig. 1 to 3, there is provided a bellows air tightness test apparatus according to a first embodiment of the present utility model, which includes a base 100, a first guide assembly 200, and a second guide assembly 300.

Specifically, the top of base 100 is provided with water tank 110, water tank 110 can pour into a certain amount of water, can be used to detect the gas tightness of bellows, the inside rotation of water tank 110 is connected with fixed pulley 120, fixed pulley 120 is provided with two, two fixed pulley 120 symmetric distributions, two fixed pulley 120 can extrude the bellows, make the bellows be in water, whether in order to look over has the bubble to judge the gas tightness of bellows, the inner wall of water tank 110 is provided with water level sensor 130, the rear side of water tank 110 is provided with water injection pipe 140, and be provided with solenoid valve 150 on water injection pipe 140, water level sensor 130 and solenoid valve 150 all with external control equipment electric connection, when using, water level sensor 130 can detect the liquid level of water in the water tank 110 in real time, and feed back external control equipment, can connect water injection pipe 140 in advance, external control equipment can open solenoid valve 150 automatically when the water level is too low, open the back running water can get into water tank 110 through water injection pipe 140, external control equipment can close solenoid valve 150 automatically when the water level is too high, reach the effect of automatic water filling, so that the top of base 100 is provided with water level sensor 130 and solenoid valve 160 can prevent that the external water from dropping to the baffle 160.

Specifically, the first guide assembly 200 includes a fixing rod 210 disposed at the top end of the base 100, a guide wheel 220 rotationally connected to the fixing rod 210, an adjusting wheel 230 slidably connected to the fixing rod 210, a stud 240 connected to the front end of the adjusting wheel 230 through a bearing, and a nut 250 screwed to the stud 240, where the nut 250 can be unscrewed first, and then the adjusting wheel 230 can be moved up and down after unscrewing, so that the distance between the adjusting wheel 230 and the guide wheel 220 can be adjusted, so as to place corrugated pipes with different pipe diameters.

Specifically, the second guiding assembly 300 has the same structure as the first guiding assembly 200, the second guiding assembly 300 and the first guiding assembly 200 are symmetrically distributed, and the second guiding assembly 300 has a guiding effect and is convenient for conveying the corrugated pipe.

Embodiment two:

referring to fig. 1, 2 and 4, a second embodiment of the present utility model is shown, which is different from the first embodiment in that: also included are a collection bin 400 and an air dryer assembly 500.

Specifically, the collecting tank 400 is disposed on the right side of the base 100, the drain pipe 410 is disposed at the bottom end of the collecting tank 400, the collecting tank 400 may collect water falling on the bellows, and the collected water may be discharged through the drain pipe 410 for use.

Specifically, the air drying assembly 500 includes an air drying frame 510 disposed at the top of the collecting box 400, a plurality of fans 520 disposed on the inner wall of the air drying frame 510, and an electric heating rod 530 disposed on the inner wall of the air drying frame 510, when in use, the electric heating rod 530 can be controlled to be heated to a proper temperature, the fans 520 can be controlled to operate after heating, and the operating fans 520 can blow heat to the bellows, so that the bellows can be dried, and the use is convenient.

The working principle and the using flow of the utility model are as follows: when the device is used, the nut 250 of the first guide assembly 200 can be unscrewed firstly, the adjusting wheel 230 can be moved up and down after the nut 250 is unscrewed, the distance between the adjusting wheel 230 and the guide wheel 220 can be adjusted so as to place corrugated pipes with different pipe diameters, the application range is wide, the corrugated pipes sequentially penetrate through the first guide assembly 200, the fixed pulley 120 and the second guide assembly 300 after adjustment, a certain amount of water is injected into the water tank 110 after adjustment, whether bubbles exist or not is checked after injection to judge the air tightness of the corrugated pipes, in the test process, the water level sensor 130 can detect the liquid level of the water in the water tank 110 in real time and feed back to an external control device, the water injection pipe 140 can be connected with a tap water pipe in advance, when the water level is too low, the external control device can automatically open the electromagnetic valve 150, tap water enters the water tank 110 through the water injection pipe 140 after opening, when the water level is too high, the external control device can automatically close the electromagnetic valve 150 so as to achieve the effect of automatic water supplementing, the use, then the collecting box 400 can collect the water dropped on the corrugated pipes, the baffle 160 can block the water dropped on the corrugated pipes, the water from the corrugated pipes from the outside can be prevented from flowing to the outside, meanwhile, the electric heating rod 530 can be controlled to be heated, the fan can be controlled to be properly, the fan can be heated, and the corrugated pipes can be blown to the outside, and the operation can be conveniently heated, and the corrugated pipes can be blown to be heated.

Although embodiments of the present utility model 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 therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (8)

1. Bellows gas tightness test equipment, its characterized in that includes:

the water tank is characterized by comprising a base (100), wherein the top end of the base (100) is provided with a water tank (110), a fixed pulley (120) is rotatably connected in the water tank (110), a water level sensor (130) is arranged on the inner wall of the water tank (110), a water injection pipe (140) is arranged on the rear side of the water tank (110), and an electromagnetic valve (150) is arranged on the water injection pipe (140);

the first guide assembly (200) comprises a fixed rod (210) arranged at the top end of the base (100), a guide wheel (220) rotationally connected with the fixed rod (210), an adjusting wheel (230) slidingly connected with the fixed rod (210), a stud (240) connected with the front end of the adjusting wheel (230) through a bearing, and a nut (250) in threaded connection with the stud (240);

the second guide assembly (300) has the same structure as the first guide assembly (200), and the second guide assembly (300) and the first guide assembly (200) are symmetrically distributed.

2. The bellows tightness test apparatus according to claim 1, wherein the water level sensor (130) and the solenoid valve (150) are both electrically connected with an external control apparatus.

3. Bellows tightness test device according to claim 2, characterized in that two fixed pulleys (120) are provided, two fixed pulleys (120) being symmetrically distributed.

4. A bellows tightness test device according to claim 3, characterized in that the top end of the base (100) is provided with a baffle (160).

5. The bellows air tightness test apparatus according to claim 4, wherein two fixing rods (210) are provided, and adjusting holes (211) are formed in both fixing rods (210).

6. The bellows tightness test apparatus according to claim 5, wherein the stud (240) and the connected nut (250) are in a group, two groups being provided.

7. The bellows tightness test apparatus according to claim 6, further comprising a collection box (400), the collection box (400) being provided on the right side of the base (100), a drain pipe (410) being provided at the bottom end of the collection box (400).

8. The bellows tightness test apparatus of claim 7, further comprising an air-drying assembly (500), the air-drying assembly (500) comprising an air-drying frame (510) disposed on top of the collection box (400), a plurality of fans (520) disposed on an inner wall of the air-drying frame (510), and an electric heating rod (530) disposed on an inner wall of the air-drying frame (510).