Fire-fighting gas cylinder airtightness test device

Abstract

The utility model discloses a fire-fighting gas cylinder airtightness test device, which comprises a water storage tank, the inner side wall of the water storage tank is in sliding connection with a supporting plate, the front surface of the supporting plate is provided with two groups of guide grooves, and the inner walls of the two groups of guide grooves are in sliding connection with first connecting plates. According to the fire-fighting gas cylinder air tightness test device of the utility model, the fixing ring, the fixing seat and the clamping plate are arranged, the fire-fighting gas cylinder is placed between the fixing ring and the fixing seat, the first motor is controlled to drop the fire-fighting gas cylinder into water, and whether bubbles appear or not is observed, and therefore, a middle air tightness detection result can be obtained; a second motor is controlled to enable two groups of clamping plates to clamp the fire-fighting gas cylinder, a fixing ring and a fixing seat are completely separated from the fire-fighting gas cylinder under the cooperation of a connecting rod and a guide block, the two ends of the fire-fighting gas cylinder are exposed, whether bubbles appear or not is observed, and then the air tightness detection result of the two ends can be obtained. Therefore, the purpose of comprehensively detecting the airtightness of the fire-fighting gas cylinder is achieved, and the detection result is more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire fighting equipment technical field, especially a fire -fighting gas cylinder air tightness test device. BACKGROUND

[0002] In fire extinguishing equipment, the gas cylinder is the container for storing fire extinguishing gas, and the gas pressure in the gas cylinder is generally several atmospheres, if the gas cylinder without air tightness detection is directly applied to the production practice, there is a potential risk of the gas cylinder rupture, therefore, in order to consider the quality safety of fire fighting equipment, all fire fighting gas cylinders need to pass through the air tightness detection of the gas cylinder before being filled and leaving the factory, the existing gas cylinder air tightness detection mode usually places the fire fighting gas cylinder in the water tank, so that the water surface completely immerses the fire fighting gas cylinder, then observes whether the water surface has bubbles, so as to detect the air tightness of the fire fighting gas cylinder.

[0003] Such as the utility model for the announcement number CN210180622U discloses a kind of fire fighting gas cylinder air tightness detection device, "including water storage tank, the detection platform for placing gas cylinder and a plurality of first end access to the inflation hose in gas source pipeline, the detection platform and the water storage tank between being equipped with the lifting mechanism of driving the detection platform lifting, the detection platform is equipped with the fixing device that gas cylinder is fixed on the detection platform, the second end of the inflation hose is equipped with the valve mouth joint that is sealedly connected with gas cylinder, the device replaces manual high-pressure gas cylinder direct contact and pressing operation, guarantees the personal safety of staff, reduces labor intensity, still can be observed and detected by camera to gas cylinder, improves security, can simultaneously carry out air tightness detection to multiple gas cylinders, improves production efficiency."

[0004] But the above-mentioned device when using, using fixed strip, arc-shaped groove and arc-shaped arch groove cooperate to fix fire fighting gas cylinder, these components shield part of the area of fire fighting gas cylinder, to limit the comprehensiveness and accuracy of detection, further influence accurate evaluation to the air tightness of fire fighting gas cylinder, for this purpose, we propose a kind of fire fighting gas cylinder air tightness test device. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a kind of fire fighting gas cylinder air tightness test device, can effectively solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0007] The utility model provides a fire extinguishing gas cylinder airtightness test device, including the water storage pool, the inner side wall of water storage pool is connected with the support plate slidingly, the front surface of support plate is equipped with two sets of guide groove, the inner wall of two sets of guide groove is connected with the first connecting plate slidingly, the front end of one group of first connecting plate is fixedly installed with the fixed ring, the front end of another group of first connecting plate is fixedly installed with the fixed seat, the tail end of two sets of first connecting plate is fixedly connected with the guide rod, and guide rod is connected with the inner wall of guide groove slidingly, the inner wall of the tail end of two sets of guide rod is rotatably connected with two sets of connecting rods, the inner wall of support plate is rotatably connected with two sets of first threaded rods, the outer surfaces of two sets of first threaded rods are all threadedly connected with two sets of guide blocks, and the tail end of connecting rod is rotatably connected with the inner wall of guide block, the front surface of guide block is fixedly installed with the second connecting plate, and the front end of second connecting plate is fixedly installed with the clamping plate.

[0008] Preferably, the top of the support plate is rotatably connected with two sets of first bevel gears, and the tail ends of the two sets of first bevel gears are respectively fixedly connected to the front ends of the two sets of first threaded rods.

[0009] Preferably, the top of the support plate is fixedly installed with a second motor, and the output end of the second motor is fixedly connected with two sets of second bevel gears.

[0010] Preferably, the bottom wall of the water storage pool is fixedly installed with two sets of support columns, the inner walls of the two sets of support columns are rotatably connected with second threaded rods, the outer surfaces of the two sets of second threaded rods are threadedly connected with sliding blocks, and the outer surfaces of the sliding blocks are fixedly connected to the outer surfaces of the support plate.

[0011] Preferably, the front ends of the two sets of support columns are fixedly installed with first motors, and the output ends of the first motors are fixedly connected to the front ends of the second threaded rods.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, by setting the fixed ring, the fixed seat and the clamping plate, the fire extinguishing gas cylinder is placed between the fixed ring and the fixed seat, the first motor is controlled to lower the fire extinguishing gas cylinder into the water, whether bubbles appear is observed, the middle airtightness detection result is obtained, the second motor is controlled to make the two clamping plates clamp the fire extinguishing gas cylinder, the fixed ring and the fixed seat are completely separated from the fire extinguishing gas cylinder under the cooperation of the connecting rods and the guide blocks, the two ends of the fire extinguishing gas cylinder are exposed, whether bubbles appear is observed, the two-end airtightness detection result is obtained, and the purpose that the fire extinguishing gas cylinder airtightness is detected in all directions is achieved, so that the detection result is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is whole structure schematic diagram of the utility model kind of fire extinguishing gas cylinder airtightness test device;

[0015] Fig. 2 Figure is the clamping plate, fixed ring and fixed seat structure schematic view of the utility model a fire gas cylinder airtightness test device;

[0016] Fig. 3 Figure is the support plate internal structure schematic view of the utility model a fire gas cylinder airtightness test device.

[0017] In the drawing: 1, water storage pool;2, support column;3, first motor;4, support plate;5, first bevel gear;6, second bevel gear;7, clamping plate;8, guide groove;9, first connecting plate;10, fixed ring;11, fixed seat;12, second connecting plate;13, first threaded rod;14, guide block;15, connecting rod;16, guide rod;17, sliding block;18, second threaded rod;19, second motor. DETAILED DESCRIPTION

[0018] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0019] Example one:

[0020] As Figs. 1-3As shown, a fire-fighting cylinder airtightness test device, including water storage pool 1, the inner side wall of water storage pool 1 is slidably connected with support plate 4, the front surface of support plate 4 is provided with two groups of guide grooves 8, the inner wall of two groups of guide grooves 8 is slidably connected with first connecting plate 9, the front end of one group of two groups of first connecting plate 9 is fixedly installed with fixed ring 10, the front end of another group of two groups of first connecting plate 9 is fixedly installed with fixed seat 11, the inner diameter of fixed ring 10 and fixed seat 11 is equal, and the inner wall of both is of anti-skid material, the tail end of fire-fighting cylinder is passed through fixed ring 10 until the tail end is inserted into fixed seat 11, fixed ring 10 and fixed seat 11 cooperate, which supports and fixes fire-fighting cylinder, so as to lower fire-fighting cylinder below water surface, detect the airtightness of the middle part, the tail end of two groups of first connecting plate 9 is fixedly connected with guide rod 16, and guide rod 16 is slidably connected to the inner wall of guide groove 8, when guide rod 16 slides, it will drive first connecting plate 9 to move synchronously, the inner wall of the tail end of two groups of guide rods 16 is rotatably connected with two groups of connecting rods 15, the inner wall of support plate 4 is rotatably connected with two groups of first threaded rods 13, the outer surface of two groups of first threaded rods 13 is threadedly connected with two groups of guide blocks 14, and the tail end of connecting rod 15 is rotatably connected to the inner wall of guide block 14, the inner wall of two groups of guide blocks 14 on the same group of first threaded rods 13 is opposite in screw direction, when first threaded rod 13 rotates, two groups of guide blocks 14 will slide towards each other, and then drive two groups of clamping plates 7 on the same longitudinal line to move towards each other under the connection of second connecting plate 12, at the same time, guide rod 16 is pushed to slide along the inner wall of guide groove 8 under the action of connecting rod 15, and then first connecting plate 9 is driven to slide, therefore, when two groups of first threaded rods 13 rotate synchronously, two groups of first connecting plates 9 will move away from each other, and then fixed ring 10 and fixed seat 11 move away from each other, so that clamping plate 7 clamps fire-fighting cylinder while fixed ring 10 and fixed seat 11 can completely separate from fire-fighting cylinder, and then the two ends of fire-fighting cylinder are exposed, so as to detect the airtightness of the two ends, thereby ensuring the comprehensiveness and accuracy of detection, avoiding missed detection, the front surface of guide block 14 is fixedly installed with second connecting plate 12, the front end of second connecting plate 12 is fixedly installed with clamping plate 7;

[0021] The top of the supporting plate 4 is rotationally connected with two groups of first bevel gears 5, and tail ends of the two groups of first bevel gears 5 are fixedly connected with front ends of two groups of first threaded rods 13; the top of the supporting plate 4 is fixedly installed with a second motor 19, the second motor 19 is a double-head motor, the output end of the second motor 19 is fixedly connected with two groups of second bevel gears 6, the first bevel gears 5 and the second bevel gears 6 are meshed with each other, after the second motor 19 is electrified, the output end of the second motor 19 drives the second bevel gears 6 to rotate, and then under the transmission of the first bevel gears 5, the first threaded rods 13 are driven to rotate, so that the purpose that the two groups of first threaded rods 13 rotate synchronously is realized; the bottom wall of the water storage tank 1 is fixedly installed with two groups of supporting columns 2, the inner walls of the two groups of supporting columns 2 are all rotationally connected with second threaded rods 18, the outer surfaces of the two groups of second threaded rods 18 are all threadedly connected with sliding blocks 17, and the outer surfaces of the sliding blocks 17 are fixedly connected to the outer surface of the supporting plate 4; the front ends of the two groups of supporting columns 2 are all fixedly installed with first motors 3, and the output end of the first motor 3 is fixedly connected to the front end of the second threaded rod 18, after the first motor 3 is controlled to be electrified, the output end of the first motor 3 drives the second threaded rod 18 to rotate, and then under the action of the thread engagement, the two groups of sliding blocks 17 slide along the inner walls of the supporting columns 2, and then the supporting plate 4 is driven to move.

[0022] It should be noted that the utility model is a kind of fire-fighting gas cylinder airtightness test device, when using, fire-fighting gas cylinder is placed between fixed ring 10 and fixed seat 11, then control first motor 3 is electrified, make supporting plate 4 slide down, and then drive fire-fighting gas cylinder to move downwards, until fire-fighting gas cylinder is completely immersed in water, whether there is bubble in water is observed, the detection result of middle airtightness can be obtained, then control second motor 19 is electrified, under the cooperation of guide block 14, connecting rod 15 and guide rod 16, make clamping plate 7 close to fire-fighting gas cylinder, while fixed ring 10 and fixed seat 11 are apart from movement, until clamping plate 7 clamps fire-fighting gas cylinder, at this moment, fixed ring 10 and fixed seat 11 completely separate from fire-fighting gas cylinder, so that the both ends of fire-fighting gas cylinder are exposed, then whether there is bubble appears is observed, the detection result of both ends airtightness can be obtained, to ensure the comprehensiveness and accuracy of detection, after detection, control first motor 3 is electrified and fire-fighting gas cylinder is lifted out of water, and control second motor 19 resets fixed ring 10, fixed seat 11 and clamping plate 7, then fire-fighting gas cylinder can be pulled out.

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

Claims

1. A fire-fighting cylinder airtightness testing device comprising a water storage pool (1), characterized in that: The inner side wall of the water storage tank (1) is slidably connected with a support plate (4), the front surface of the support plate (4) is provided with two groups of guide grooves (8), the inner walls of the two groups of guide grooves (8) are slidably connected with first connecting plates (9), the front end of one group of the two groups of first connecting plates (9) is fixedly provided with a fixed ring (10), the front end of the other group of the two groups of first connecting plates (9) is fixedly provided with a fixed seat (11), the tail ends of the two groups of first connecting plates (9) are fixedly connected with guide rods (16), and the guide rods (16) are slidably connected with the inner walls of the guide grooves (8), the inner walls of the tail ends of the two groups of guide rods (16) are rotatably connected with two groups of connecting rods (15), the inner wall of the support plate (4) is rotatably connected with two groups of first threaded rods (13), the outer surfaces of the two groups of first threaded rods (13) are threadedly connected with two groups of guide blocks (14), and the tail ends of the connecting rods (15) are rotatably connected with the inner walls of the guide blocks (14), the front surface of the guide block (14) is fixedly provided with a second connecting plate (12), and the front end of the second connecting plate (12) is fixedly provided with a clamping plate (7).

2. The fire-fighting cylinder airtightness testing device according to claim 1, characterized in that: The top of the support plate (4) is rotatably connected with two groups of first bevel gears (5), and the tail ends of the two groups of first bevel gears (5) are respectively fixedly connected with the front ends of the two groups of first threaded rods (13).

3. The fire-fighting cylinder airtightness testing device according to claim 1, characterized in that: The top of the support plate (4) is fixedly provided with a second motor (19), and the output end of the second motor (19) is fixedly connected with two groups of second bevel gears (6).

4. The fire-fighting cylinder airtightness testing device according to claim 1, characterized in that: The bottom wall of the water storage tank (1) is fixedly provided with two groups of support columns (2), the inner walls of the two groups of support columns (2) are rotatably connected with second threaded rods (18), the outer surfaces of the two groups of second threaded rods (18) are threadedly connected with sliding blocks (17), and the outer surfaces of the sliding blocks (17) are fixedly connected with the outer surfaces of the support plate (4).

5. The fire-fighting cylinder airtightness testing device according to claim 4, characterized in that: The front ends of the two groups of support columns (2) are fixedly provided with first motors (3), and the output ends of the first motors (3) are fixedly connected with the front ends of the second threaded rods (18).

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