CN116222914A - Household appliance safety detection device and detection method - Google Patents

Household appliance safety detection device and detection method Download PDF

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Publication number
CN116222914A
CN116222914A CN202211729350.2A CN202211729350A CN116222914A CN 116222914 A CN116222914 A CN 116222914A CN 202211729350 A CN202211729350 A CN 202211729350A CN 116222914 A CN116222914 A CN 116222914A
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China
Prior art keywords
gas
pipe
plate
water heater
air inlet
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CN202211729350.2A
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CN116222914B (en
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顾林
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Zhejiang Fangzheng Household Appliance Quality Inspection Co ltd
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Zhejiang Fangzheng Household Appliance Quality Inspection Co ltd
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Priority to CN202211729350.2A priority Critical patent/CN116222914B/en
Publication of CN116222914A publication Critical patent/CN116222914A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/2815Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Regulation And Control Of Combustion (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses a household appliance safety detection device and a detection method, which belong to the technical field of household appliance detection, and comprise a bottom plate, wherein a detection box and a placement plate are arranged on the bottom plate, an electric cylinder capable of driving the placement plate to move towards the detection box is arranged on the bottom plate, an air inlet lock pipe device and an air outlet lock pipe device are respectively arranged on two sides of the detection box, the air inlet lock pipe device and the air outlet lock pipe device have the same structure, the air inlet lock pipe device and the air outlet lock pipe device comprise sliding grooves formed on the detection box, sliding plates are in limiting sliding connection in the sliding grooves, connecting sleeves are in sliding connection with the connecting sleeves, guide rail plates are fixedly connected with the guide rail plates, guide rail grooves are formed on the guide rail plates, guide rail rods which are in limiting sliding connection with the guide rail grooves are fixedly connected with the detection box, and limit bars are fixedly connected with the air outlet lock pipe device.

Description

Household appliance safety detection device and detection method
Technical Field
The invention relates to the technical field of household appliance detection, in particular to a household appliance safety detection device and a detection method.
Background
The gas water heater is the most common household electrical appliance, and the gas leakage safety detection needs to be carried out when leaving the factory, namely the gas conveying pipeline inside the water heater is detected, so that the danger is prevented from being caused when the gas conveying pipeline is used due to leakage. At present, most of existing gas water heater detection methods are to manually connect gas to an air inlet pipe of the water heater, then to spray fire to a pipeline of the water heater through a flame gun, and the place where leakage occurs is ignited, so that whether the water heater leaks or not is judged.
However, the manual detection mode is not only low in efficiency but also is easy to explode, so that the detection is performed in a mechanical mode, but when the detection is performed, part of fuel gas stays in a pipeline of the water heater, and when the technology is detected, the fuel gas is discharged to the working environment, so that the fuel gas poisoning of workers is easy to occur.
Disclosure of Invention
The technical problem of the invention is to provide the household appliance safety detection device and the household appliance safety detection method, which are safer and can fully recycle the fuel gas.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a household electrical appliance safety detection device and detection method, includes the bottom plate, be provided with the detection case on the bottom plate and place the board, be provided with the electric jar that can drive to place the board and move towards the detection case direction on the bottom plate, the both sides of detection case are provided with air inlet lock pipe device and air outlet lock pipe device respectively, air inlet lock pipe device and air outlet lock pipe device structure are the same, air inlet lock pipe device and air outlet lock pipe device are including seting up the spout on the detection case, spacing sliding connection has the sliding plate in the spout, sliding connection has the adapter sleeve on the sliding plate, fixedly connected with guide rail plate on the adapter sleeve, the guide rail groove has been seted up on the guide rail plate, fixedly connected with spacing sliding connection is at the guide rail rod in the guide rail groove on the detection case, the position that is close to air inlet lock pipe device one side on the bottom plate is provided with the gas pipe that can with adapter sleeve intercommunication, fixedly connected with and air inlet lock pipe device's sliding plate fixed connection's dead lever on the board, fixedly connected with spacing strip on the air outlet lock pipe device, it can drive the inside the fixed connection of the gas meter to make the sliding connection have the spacing to move the inside the guide rail.
As a further scheme of the invention, a through hole is formed in one side, far away from the placing plate, of the sliding plate of the air outlet lock pipe device, a first communicating pipe communicated with the through hole is fixedly connected to the sliding plate, a communication port capable of being communicated with the first communicating pipe is formed in the sliding plate, one end, close to the connecting sleeve, of the first communicating pipe is tightly attached to the connecting sleeve, and a sealing plate is arranged on the sliding plate of the air outlet lock pipe device.
As a further scheme of the invention, an unlocking device is arranged at one end of the gas pipe, which is close to the inside of the detection box, and comprises a valve seat, wherein the valve seat is fixedly connected to the gas pipe, a valve is connected to the valve seat in a limiting sliding manner, a spring capable of resetting the valve is sleeved on the outer wall of the valve, and a magnet is fixedly connected to the inside of a connecting sleeve of the gas inlet lock pipe device.
As a further scheme of the invention, the centering device is further arranged on the placing plate and comprises a fixed plate fixedly connected to the placing plate, the fixed plate is provided with a triangular jack block in a limiting sliding connection mode, the upper end of the triangular jack block is provided with rollers, two symmetrical clamping jaws are rotatably connected to two sides of the triangular jack block on the fixed plate, the two ends of the clamping jaws are provided with rollers, a pushing frame is connected to the placing plate in a limiting sliding connection mode, the pushing frame can push the triangular jack block to move upwards, the triangular jack block can enable the lower ends of the clamping jaws to expand towards two sides, and an output shaft of the electric cylinder is fixedly connected with the pushing frame.
As a further scheme of the invention, a lantern ring is fixedly connected to the connecting sleeve, a plurality of mounting blocks are fixedly connected to the lantern ring in an annular array with the axis of the lantern ring as the circle center, clamping blocks are connected in a sliding manner to the mounting blocks, and an expansion device capable of enabling the clamping blocks to extend out of the mounting blocks is further arranged on the lantern ring.
As a further scheme of the invention, the expansion device comprises an air bag arranged in the sleeve ring, the air bag is fixedly connected with a compression ring, the air bag is communicated with a communicating pipe II, and the communicating pipe II is communicated with the mounting block.
As a further scheme of the invention, the detection method of the household appliance safety detection device comprises the following specific steps:
step one: firstly, placing a gas water heater to be detected on a placing plate, and then operating an electric cylinder so as to push the placing plate to move towards the inside of a detection box, so that the placing plate can drive the gas water heater placed on the placing plate to move towards the inside of the detection box, and the placing plate and the detection box are completely combined into a complete box;
step two: when the placing plate moves, the sliding plate of the air inlet lock pipe device and the sliding plate of the air outlet lock pipe device are driven to move simultaneously through the fixing rod, so that the connecting sleeve is pushed to move towards one side direction in the detection box through the guide rail plate under the action of the guide rail rod, and the connecting sleeve is spliced on a gas inlet and a gas discharge port of the gas water heater, and the installation work of a pipeline is completed;
step three: when the gas water heater is placed on the placing plate, a gas inlet and a gas outlet of the gas water heater are placed on the clamping jaw, when the electric cylinder pushes the placing plate to move, the pushing frame is pushed to move, so that two ends of the pushing frame push the triangular jacking block to move upwards, the triangular jacking block moves upwards, and meanwhile, the triangular jacking block pushes the upper end of the clamping jaw to move to the middle, and therefore the functions of clamping and centering an air inlet pipe and an air outlet pipe of the gas water heater are achieved;
step four: when the connecting sleeve is communicated with the air inlet pipe and the air outlet pipe of the gas water heater, the air inlet and the air outlet of the gas water heater can push the compression ring to compress the air bag, so that air in the air bag can enter the mounting block through the second communicating pipe, the clamping block is pushed to extend out of the mounting block, the clamping block can fixedly lock the air inlet pipe and the air outlet pipe of the gas water heater, and meanwhile, the air bag is compressed and expanded to be clung to the air inlet pipe and the air outlet pipe of the water heater, so that sealing is realized;
step five: when placing the board and forming the closed box with the detection case completely, advance the adapter sleeve and the gas pipe of lock pipe device of taking turns to this moment and just coincide the intercommunication, the valve in the gas pipe can be attracted by magnet this moment under the effect of magnetic force to open the valve, thereby the gas in the gas pipe can get into the adapter sleeve through the gas pipe in, the rethread adapter sleeve gets into the intake pipe of water heater, in the adapter sleeve of lock pipe device of taking turns to the gas through the gas outlet of water heater afterwards, detect the concentration of exhaust gas through the intraductal gas concentration detector of adapter sleeve, thereby realize detecting the function of water heater pipeline whether.
Compared with the prior art, the invention has the beneficial effects that:
1. the detection is carried out in the detection box, the cooperation is placed the board and can be realized sealing the detection, reduce leaking to operational environment in the possibility, in time take place danger simultaneously also can only be in the detection box, by the detection box separation, therefore safer, when can realize carrying out automatic connection to intake pipe and outlet duct through the lock pipe device of admitting air with give vent to anger, guarantee that adapter sleeve can not break away from in the very first time and the intercommunication of outlet duct when ending the detection, thereby guarantee that adapter sleeve can be abundant with the gas in the water heater pipeline fully take out.
2. The through hole can be plugged up to the dead lever when detecting to can not influence the going on of testing process, can open again when ending the detection, thereby can suction to detecting the incasement, thereby can cooperate the adapter sleeve to the suction of water heater pipeline to guarantee that all fuel gas is fully retrieved, can not discharge operational environment, therefore safer, make all fuel gas all can be retrieved as far as simultaneously for secondary use, reduced use cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of another view of the general structure of the present invention;
FIG. 3 is an enlarged schematic view of the sliding plate portion of the present invention;
FIG. 4 is a schematic cross-sectional view of a portion of a connection sleeve according to the present invention;
FIG. 5 is a schematic view of an exploded view of a sliding panel portion of the present invention;
FIG. 6 is a schematic view of the internal structure of the gas pipe of the present invention;
FIG. 7 is a flow chart of the steps of the detection method of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
01. a bottom plate; 02. a detection box; 03. placing a plate; 04. an electric cylinder; 05. a pushing frame; 06. a sliding plate; 07. a guide rail plate; 08. a guide rail rod; 09. a guide rail groove; 10. a connection sleeve; 11. a first communicating pipe; 12. a fixing plate; 13. triangular ejector blocks; 14. a clamping jaw; 15. a collar; 16. a fixed rod; 17. a gas pipe; 18. a second communicating pipe; 19. a chute; 20. a limit bar; 21. a through hole; 22. a mounting block; 23. clamping blocks; 24. an air bag; 25. a compression ring; 26. a communication port; 27. a valve; 28. a valve seat; 29. a magnet; 30. and (5) sealing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides a household electrical appliance safety detection device and detection method, including bottom plate 01, be provided with detection case 02 and place board 03 on the bottom plate 01, be provided with the electric jar 04 that can drive to place board 03 and move towards detection case 02 direction on the bottom plate 01, the both sides of detection case 02 are provided with air inlet lock pipe device and air outlet lock pipe device respectively, air inlet lock pipe device and air outlet lock pipe device structure are the same, air inlet lock pipe device and air outlet lock pipe device include the spout 19 of seting up on detection case 02, spacing sliding connection has slide plate 06 in the spout 19, sliding connection has coupling sleeve 10 on the slide plate 06, fixedly connected with rail plate 07 on the coupling sleeve 10, rail groove 09 has been seting up on the rail plate 07, fixedly connected with spacing sliding connection in rail groove 09 on the detection case 02, the position that is close to one side of air inlet lock pipe device on the bottom plate 01 is provided with the gas pipe 17 that can communicate with coupling sleeve 10, fixedly connected with the fixed lever 16 of the slide plate 06 of air inlet lock pipe device on the placement board 03, fixedly connected with spacing strip 20 on the air outlet lock pipe device, fixedly connected with spacing strip 20 on the positioning plate 03 and fixedly connected with the gas meter that can drive the spacing device 10 and the position detector is connected with spacing device in the gas meter 16.
When in operation, firstly, the gas water heater can be placed on the placing plate 03 through a mechanical arm, then the placing plate 03 is driven by the electric cylinder 04 to move towards the inside of the detection box 02, the placing plate 03 can push the sliding plate 06 to move towards the inside of the detection box 02 through the fixing rod 16, so that the sliding plate 06 can slide in the sliding groove 19, firstly, under the guidance of the guide rail groove 09, the guide rail rod 08 can push the guide rail plate 07 through the guide rail groove 09 to drive the connecting sleeve 10 to slide towards one side of the inside of the detection box 02, so that the sliding plate 06 of the gas inlet locking pipe device and the gas outlet locking pipe device can move towards the gas inlet and the gas outlet of the water heater respectively, the connecting sleeve 10 is known to be inserted on the gas inlet and the gas outlet of the water heater, then the guide rail rod 08 can slide in the guide rail groove 09 in a straight line without continuing to push the guide rail plate 07 to move, then the placing plate 03 drives the water heater to move towards the inside of the detection box 02 until the placing plate 03 and the detection box 02 form a complete closed box, at the moment, the sliding plate 06 of the air inlet lock pipe device is just communicated with the gas pipe 17, then the gas pipe 17 can start to convey gas towards the inside of the connecting sleeve 10, the gas can be discharged into the connecting sleeve 10 of the air outlet lock pipe device through the inside of the water heater and then through the air outlet of the water heater, and the connecting sleeve 10 of the air outlet lock pipe device is connected with negative pressure equipment, so that negative pressure suction can be generated by the connecting sleeve 10, at the moment, the concentration of blown gas in the connecting sleeve 10 can be detected by the gas concentration detector in the connecting sleeve 10 of the air outlet lock pipe device, and the leakage of a gas pipeline of the water heater can be judged when the concentration is lower than the concentration conveyed by the gas pipe 17;
firstly, when the technology is used for detection, a gas pipeline is connected with an air inlet of a water heater by manpower, then, all sections of the gas pipeline of the water heater are subjected to flaming combustion through a flaming gun, the leaking place is ignited, the mode of detection by manpower is not low in efficiency and low in safety, explosion hazard is easy to occur, and internal components of the gas are easy to burn out, and simultaneously, a large amount of gas is easy to be discharged to a working environment to easily cause worker poisoning, the technology comprises the water heater placed on a placing plate 03, the placing plate 03 and a detection box 02 to form a finished closed box, so that gas generated during detection only leaks in the detection box 02 and is not directly discharged to the working environment, the safety of the working environment is ensured, meanwhile, the detection box 02 can be made of explosion-proof materials, danger is timely generated, and the safety is also ensured, the air inlet locking pipe device and the air outlet locking pipe device are arranged simultaneously, when the placing plate 03 moves, the connecting sleeve 10 can be automatically connected with the air inlet pipe and the air outlet pipe of the water heater, the automatic installation function can be realized, the fixing is more firm, no manual work is needed, the air outlet locking pipe device is safer, after the gas is conveyed by the gas pipe 17, the gas can be recovered through the connecting sleeve 10 of the air outlet locking pipe device after passing through the water heater, and can not be directly discharged in the detection box 02 or in the working environment, the safer air can be purified for secondary use, the connecting sleeve 10, the air inlet pipe and the air outlet pipe can be firstly realized when the connecting sleeve is driven by the guide rail 08, the connecting sleeve 10, the air inlet pipe and the air outlet pipe can not be completely closed at the moment when the placing plate 03 is installed, at this time, whether the manual resetting observation device is normally installed and connected can be conveniently observed, then when the detection is completed, the guide rail rod 08 props against the guide rail plate 07 to enable the sliding plate 06 to be opened along with the movement of the placing plate 03 to the outside of the detection box 02, and meanwhile, the connecting sleeve 10 is always connected with the air inlet pipe and the air outlet pipe, so that the connecting sleeve 10 can always suck the water heater when the placing plate 03 is opened, and the residual fuel gas in the water heater pipeline can be fully absorbed, the possibility of being discharged to the working environment is reduced, and the water heater is safer;
detect in detection box 02, cooperation place board 03 can realize sealing and detect, reduce the possibility of leaking in the operational environment, in time take place danger simultaneously also can only in detection box 02, by detection box 02 separation, therefore safer, can realize carrying out automatic connection to intake pipe and outlet duct through the lock pipe device that admits air with give vent to anger, guarantee when finishing detecting adapter sleeve 10 can not break away from in the very first time and the intercommunication of outlet duct, thereby guarantee adapter sleeve 10 can be abundant with the abundant gas in the water heater pipeline take out.
As a further scheme of the invention, a through hole 21 is formed on one side, far away from the placing plate 03, of the sliding plate 06 of the air-out lock pipe device, which is positioned in the limit bar 20, a first communicating pipe 11 communicated with the through hole 21 is fixedly connected to the sliding plate 06, a communication port 26 capable of being communicated with the first communicating pipe 11 is formed on the sliding plate 06, one end, close to the connecting sleeve 10, of the first communicating pipe 11 is tightly attached to the connecting sleeve 10, and a sealing plate 30 is arranged on the sliding plate 06 of the air-out lock pipe device.
When leakage occurs, part of fuel gas leaks into the detection box 02 through the pipeline of the water heater, so that if the fuel gas is not treated, the fuel gas leaks into the working environment when the placement plate 03 is directly opened;
when the placing plate 03 moves towards the inside of the detection box 02, firstly, the fixing rod 16 moves to a position where the limit bar 20 is far away from the placing plate 03, at this time, the fixing rod 16 blocks the through hole 21, then the sliding plate 06 is pushed to move, then the guide rail rod 08 pushes the guide rail plate 07 to enable the connecting sleeve 10 to move towards the inside of the detection box 02, the communication port 26 is communicated with the first communicating pipe 11, at this time, the fixing rod 16 blocks the through hole 21, at the end of detection, the fixing rod 16 moves towards the side of the limit bar 20, close to the placing plate 03, so that the fixing rod 16 no longer blocks the through hole 21, at this time, the connecting sleeve 10 is communicated with the first communicating pipe 11 through the communication port 26, so that the first communicating pipe 11 also generates negative pressure, and the inside of the detection box 02 can be sucked through the through hole 21, and fuel gas leaked from the inside of the detection box 02 can be sucked;
the through hole 21 can be plugged up to the dead lever 16 when detecting to can not influence the going on of testing process, can open again when ending the detection, thereby can suction in the detection case 02, thereby can cooperate adapter sleeve 10 to the suction of water heater pipeline to guarantee that all fuel gas is fully retrieved, can not discharge operational environment, therefore safer, make all fuel gas all be retrieved as far as possible simultaneously for secondary use, reduced use cost.
As a further scheme of the invention, an unlocking device is arranged at one end of the gas pipe 17, which is close to the inside of the detection box 02, and comprises a valve seat 28, wherein the valve seat 28 is fixedly connected to the gas pipe 17, a valve 27 is in limit sliding connection with the valve seat 28, a spring capable of resetting the valve 27 is sleeved on the outer wall of the valve 27, and a magnet 29 is fixedly connected in a connecting sleeve 10 of the air inlet lock pipe device.
When the placing plate 03 and the detection box 02 are completely closed, the connecting sleeve 10 of the air inlet locking pipe device just moves to the position of the gas pipe 17, the connecting sleeve 10 and the gas pipe 17 can be overlapped and communicated, meanwhile, under the action of magnetic force, the magnet 29 can attract the valve 27, so that the valve 27 moves towards the direction of the magnet 29, the valve 27 and the valve seat 28 are dislocated, the valve 27 is opened, gas can flow into the connecting sleeve 10 of the air inlet locking pipe device through the gas pipe 17, the function of conveying the gas is realized, when the detection is finished, the connecting sleeve 10 and the gas pipe 17 are dislocated, and the magnetic valve 27 is reset under the action of a spring.
As a further scheme of the invention, a centering device is further arranged on the placing plate 03, the centering device comprises a fixed plate 12 fixedly connected to the placing plate 03, the fixed plate 12 is in limit sliding connection with a triangular jack block 13, rollers are arranged at the upper end of the triangular jack block 13, two symmetrical clamping jaws 14 are rotatably connected to two sides of the triangular jack block 13 on the fixed plate 12, rollers are arranged at two ends of the clamping jaws 14, a pushing frame 05 is in limit sliding connection with the placing plate 03, the pushing frame 05 can push the triangular jack block 13 to move upwards, the triangular jack block 13 can enable the lower ends of the clamping jaws 14 to expand towards two sides, and an output shaft of the electric cylinder 04 is fixedly connected with the pushing frame 05.
When the water heater is placed on the placement plate 03, the water heater is not of a completely flat structure, so that the water heater is easy to shake and deviate, the connection of the connecting sleeve 10 with the air inlet pipe and the air outlet pipe is affected, and the detection function cannot be performed;
when the water heater is placed on the placing plate 03, the air inlet pipe and the air outlet pipe of the water heater are supported between the clamping jaws 14 by the triangular ejector blocks 13, and at the moment, the electric cylinder 04 firstly pushes the pushing frame 05 to move towards the inner direction of the detection box 02 when working, so that the pushing frame 05 pushes the triangular ejector blocks 13 to move upwards, meanwhile, the triangular ejector blocks 13 push the lower ends of the clamping jaws 14, so that the upper ends of the clamping jaws 14 can be close towards the middle, the functions of centering and supporting and clamping the air inlet pipe and the air outlet pipe of the water heater are realized, and the positions of the air inlet pipe and the air outlet pipe can be fixed due to the fixed moving distance of the pushing frame 05 each time, so that the positions of the clamping jaws 14 and the triangular ejector blocks 13 each time are also fixed positions, and the connection with the connecting sleeve 10 is ensured.
As a further scheme of the invention, a lantern ring 15 is fixedly connected to the connecting sleeve 10, a plurality of mounting blocks 22 are fixedly connected to the lantern ring 15 in an annular array with the axis of the lantern ring 15 as the center of a circle, clamping blocks 23 are connected to the mounting blocks 22 in a sliding manner, and an expansion device capable of enabling the clamping blocks 23 to extend out of the mounting blocks 22 is further arranged on the lantern ring 15.
As a further scheme of the invention, the expansion device comprises an air bag 24 arranged in the lantern ring 15, a compression ring 25 is fixedly connected to the air bag 24, the air bag 24 is communicated with a second communicating pipe 18, and the second communicating pipe 18 is communicated with the mounting block 22.
When the guide rail rod 08 pushes the guide rail plate 07 to move towards the inner direction of the detection box 02, and the connecting sleeve 10 is communicated with the air inlet pipe or the air outlet pipe, the air inlet pipe or the air outlet pipe of the water heater simultaneously pushes the compression ring 25 to move towards one side of the connecting sleeve 10, so that the compression ring 25 can squeeze the air bag 24, air in the air bag 24 can enter the installation block 22 through the valve seat 28, the clamping block 23 is pushed out of the installation block 22, the clamping block 23 can be clamped on the air inlet pipe and the air outlet pipe, the fixing function is realized, and when the air bag 24 is squeezed, the inner wall of the sleeve 15 can not be compressed, and only can expand towards one side far away from the inner wall of the connecting sleeve 10, so that the air can be clung to the outer wall of the air inlet pipe or the air outlet pipe, and the sealing function is realized.
As a further scheme of the invention, the detection method of the household appliance safety detection device comprises the following specific steps:
step one: firstly, a gas water heater to be detected is placed on a placing plate 03, then an electric cylinder 04 works, so that the placing plate 03 is pushed to move towards the inside of a detection box 02, the placing plate 03 drives the gas water heater placed on the placing plate 03 to move towards the inside of the detection box 02, and the placing plate 03 and the detection box 02 are completely combined to form a complete box;
step two: when the placing plate 03 moves, the sliding plate 06 of the air inlet lock pipe device and the sliding plate 06 of the air outlet lock pipe device are driven to move simultaneously through the fixing rod 16, so that the connecting sleeve 10 is pushed to move towards one side in the detection box 02 through the guide rail plate 07 under the action of the guide rail rod 08, and the connecting sleeve 10 is inserted into a gas inlet and a gas outlet of the gas water heater, and the installation work of a pipeline is completed;
step three: when the gas water heater is placed on the placement plate 03, a gas inlet and a gas outlet of the gas water heater are placed on the clamping jaw 14, when the electric cylinder 04 pushes the placement plate 03 to move, the pushing frame 05 is pushed to move, so that two ends of the pushing frame 05 push the triangular jack 13 to move upwards, the triangular jack 13 moves upwards, and meanwhile, the triangular jack 13 pushes the upper end of the clamping jaw 14 to move towards the middle, and therefore the functions of clamping and centering an air inlet pipe and an air outlet pipe of the gas water heater are achieved;
step four: when the connecting sleeve 10 is communicated with the air inlet pipe and the air outlet pipe of the gas water heater, the air inlet and the air outlet of the gas water heater also push the compression ring 25 to compress the air bag 24, so that air in the air bag 24 enters the mounting block 22 through the second communicating pipe 18, and the clamping block 23 is pushed to extend out of the mounting block 22, so that the clamping block 23 can fixedly lock the air inlet pipe and the air outlet pipe of the gas water heater, and meanwhile, the air bag 24 is compressed and expanded to be clung to the air inlet pipe and the air outlet pipe of the water heater, so that sealing is realized;
step five: when the placing plate 03 and the detection box 02 form a closed box, the connecting sleeve 10 of the air inlet lock pipe device and the gas pipe 17 are just overlapped and communicated, the valve 27 in the gas pipe 17 can be attracted by the magnet 29 under the action of magnetic force, so that the valve 27 is opened, gas in the gas pipe 17 can enter the connecting sleeve 10 through the gas pipe 17, then enter the air inlet pipe of the water heater through the connecting sleeve 10, then the gas is discharged into the connecting sleeve 10 of the air outlet lock pipe device through the air outlet of the water heater, and the concentration of discharged gas is detected through the gas concentration detector in the connecting sleeve 10, so that the function of detecting whether the pipeline of the water heater is good or not is realized.

Claims (7)

1. The utility model provides a household electrical appliance safety detection device and detection method, includes bottom plate (01), its characterized in that: the utility model is characterized in that a detection box (02) and a placement plate (03) are arranged on the bottom plate (01), an electric cylinder (04) capable of driving the placement plate (03) to move towards the detection box (02) is arranged on the bottom plate (01), an air inlet lock pipe device and an air outlet lock pipe device are respectively arranged on two sides of the detection box (02), the air inlet lock pipe device and the air outlet lock pipe device have the same structure, the air inlet lock pipe device and the air outlet lock pipe device comprise a sliding groove (19) formed on the detection box (02), a sliding plate (06) is connected in a limiting sliding manner in the sliding groove (19), a connecting sleeve (10) is connected on the sliding plate (06) in a sliding manner, a guide rail plate (07) is fixedly connected on the connecting sleeve (10), a guide rail groove (09) is formed on the guide rail plate (07), a guide rail rod (08) which is fixedly connected in the guide rail groove (09), a position close to one side of the air inlet lock pipe device on the bottom plate (01) is provided with a fuel pipe (19) which is capable of being communicated with the connecting sleeve (10), a connecting sleeve (17) is fixedly connected with the air inlet lock pipe (16) which is fixedly connected with the connecting plate (03), the gas outlet lock tube device is characterized in that a fixed rod (16) capable of driving a limiting strip (20) to enable the sliding plate (06) to move is fixedly connected to the placing plate (03), and a gas concentration detector is arranged in a connecting sleeve (10) of the gas outlet lock tube device.
2. A home appliance safety inspection apparatus according to claim 1, wherein: the utility model discloses a gas lock pipe device, including locating board (03) and connecting sleeve (10), locating board (06) of gas lock pipe device is gone up and is located spacing (20) and keep away from one side of placing board (03) and offer through-hole (21), fixedly connected with and communicating pipe one (11) of through-hole (21) intercommunication on sliding board (06), offer on sliding board (06) can with communicating pipe one (11) intercommunication mouth (26), communicating pipe one (11) is close to the one end of connecting sleeve (10) and hugs closely on connecting sleeve (10), be provided with closing plate (30) on sliding board (06) of gas lock pipe device.
3. A home appliance safety inspection apparatus according to claim 2, wherein: the gas pipe (17) is close to the inside one end of detection case (02) and is provided with unlocking device, unlocking device includes disk seat (28), disk seat (28) fixed connection is on gas pipe (17), spacing sliding connection has valve (27) on disk seat (28), the outer wall cover of valve (27) is equipped with the spring that enables valve (27) to reset, fixedly connected with magnet (29) in adapter sleeve (10) of air inlet lock pipe device.
4. A home appliance safety inspection apparatus according to claim 3, wherein: still be provided with centering device on placing board (03), centering device includes fixed plate (12) of fixed connection on placing board (03), the spacing sliding connection of fixed plate (12) has triangle kicking block (13), the upper end of triangle kicking block (13) is provided with the gyro wheel, be located two clamping jaw (14) of symmetry on fixed plate (12) that the both sides rotation of triangle kicking block (13) are connected with, the both ends of clamping jaw (14) are provided with the gyro wheel, spacing sliding connection has pushing frame (05) on placing board (03), pushing frame (05) can promote triangle kicking block (13) upward movement, the lower extreme that triangle kicking block (13) enabled clamping jaw (14) is to both sides expansion motion, the output shaft of electric jar (04) and pushing frame (05) fixed connection.
5. The home appliance safety inspection apparatus according to claim 4, wherein: the connecting sleeve is characterized in that a lantern ring (15) is fixedly connected to the connecting sleeve (10), a plurality of mounting blocks (22) are fixedly connected to the lantern ring (15) through an annular array taking the axis of the lantern ring (15) as the circle center, clamping blocks (23) are connected to the mounting blocks (22) in a sliding mode, and an expansion device capable of enabling the clamping blocks (23) to extend out of the mounting blocks (22) is further arranged on the lantern ring (15).
6. A home appliance safety inspection apparatus according to claim 5, wherein: the expansion device comprises an air bag (24) arranged in the lantern ring (15), a compression ring (25) is fixedly connected to the air bag (24), a communicating pipe II (18) is communicated with the air bag (24), and the communicating pipe II (18) is communicated with the mounting block (22).
7. A detection method of a household electrical appliance safety detection device, which is applicable to the household electrical appliance safety detection device as claimed in claim 6, and is characterized in that: the detection method of the household appliance safety detection device comprises the following specific steps:
step one: firstly, a gas water heater to be detected is placed on a placing plate (03), then an electric cylinder (04) works, so that the placing plate (03) is pushed to move towards the inside of a detection box (02), the placing plate (03) drives the gas water heater placed on the placing plate (03) to move towards the inside of the detection box (02), and the placing plate (03) and the detection box (02) are completely combined to form a complete box;
step two: when the placing plate (03) moves, the sliding plate (06) of the air inlet lock pipe device and the sliding plate (06) of the air outlet lock pipe device are driven to move simultaneously through the fixing rod (16), so that the connecting sleeve (10) is pushed to move towards one side direction in the detection box (02) through the guide rail plate (07) under the action of the guide rail rod (08), and the connecting sleeve (10) is spliced on a gas inlet and a gas outlet of the gas water heater, and the installation work of a pipeline is completed;
step three: when the gas water heater is placed on the placement plate (03), a gas inlet and a gas outlet of the gas water heater are placed on the clamping jaw (14), when the electric cylinder (04) pushes the placement plate (03) to move, the pushing frame (05) is pushed to move, so that two ends of the pushing frame (05) push the triangular jack block (13) to move upwards, the triangular jack block (13) can move upwards, and meanwhile, the upper end of the clamping jaw (14) is pushed to move towards the middle by the triangular jack block (13), and therefore the functions of clamping and centering an air inlet pipe and an air outlet pipe of the gas water heater are achieved;
step four: when the connecting sleeve (10) is communicated with the air inlet pipe and the air outlet pipe of the gas water heater, the air inlet and the air outlet of the gas water heater also push the compression ring (25) to compress the air bag (24), so that air in the air bag (24) enters the mounting block (22) through the second communicating pipe (18), and the clamping block (23) is pushed to extend out of the mounting block (22), so that the clamping block (23) can fixedly lock the air inlet pipe and the air outlet pipe of the gas water heater, and meanwhile, the air bag (24) is compressed and expanded to be clung to the air inlet pipe and the air outlet pipe of the water heater, so that sealing is realized;
step five: when placing board (03) and detecting box (02) and constituteing the closed box, adapter sleeve (10) and gas pipe (17) of air inlet lock pipe device just coincide and communicate this moment, valve (27) in gas pipe (17) can be attracted by magnet (29) this moment under the effect of magnetic force, thereby open valve (27), thereby gas in gas pipe (17) can get into adapter sleeve (10) through gas pipe (17), the intake pipe of rethread adapter sleeve (10) entering water heater, then in gas is discharged adapter sleeve (10) of air outlet lock pipe device through the gas outlet of water heater, detect the concentration of discharged gas through the gas concentration detector in adapter sleeve (10), thereby realize detecting the function of water heater pipeline.
CN202211729350.2A 2022-12-30 2022-12-30 Household appliance safety detection device and detection method Active CN116222914B (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08240505A (en) * 1995-03-01 1996-09-17 Tokyo Gas Co Ltd Apparatus and method for detecting abnormality of gas pipe
JP2011099690A (en) * 2009-11-04 2011-05-19 Yazaki Corp Gas leak determination device and method
CN102466327A (en) * 2010-11-05 2012-05-23 西安扩力机电科技有限公司 Safety monitoring system for household gas water heater
CN108760188A (en) * 2018-07-17 2018-11-06 广东万家乐燃气具有限公司 A kind of automatic detection device and system
CN209453410U (en) * 2018-10-28 2019-10-01 无锡进和技研科技有限公司 A kind of clamping jig for gas heater leak-testing
CN210108640U (en) * 2019-06-06 2020-02-21 华帝股份有限公司 Water heater gas tightness detection device
CN215492261U (en) * 2021-04-14 2022-01-11 华帝股份有限公司 Gas tightness and complete machine detection system of gas water heater
CN114486234A (en) * 2022-01-24 2022-05-13 广东佳骏科技有限公司 Detection device applied to automatic detection of performance of pipeline gas self-closing valve
CN217586179U (en) * 2022-06-09 2022-10-14 邢台燃气集团有限责任公司 Gas leakage detection device for gas pipeline

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08240505A (en) * 1995-03-01 1996-09-17 Tokyo Gas Co Ltd Apparatus and method for detecting abnormality of gas pipe
JP2011099690A (en) * 2009-11-04 2011-05-19 Yazaki Corp Gas leak determination device and method
CN102466327A (en) * 2010-11-05 2012-05-23 西安扩力机电科技有限公司 Safety monitoring system for household gas water heater
CN108760188A (en) * 2018-07-17 2018-11-06 广东万家乐燃气具有限公司 A kind of automatic detection device and system
CN209453410U (en) * 2018-10-28 2019-10-01 无锡进和技研科技有限公司 A kind of clamping jig for gas heater leak-testing
CN210108640U (en) * 2019-06-06 2020-02-21 华帝股份有限公司 Water heater gas tightness detection device
CN215492261U (en) * 2021-04-14 2022-01-11 华帝股份有限公司 Gas tightness and complete machine detection system of gas water heater
CN114486234A (en) * 2022-01-24 2022-05-13 广东佳骏科技有限公司 Detection device applied to automatic detection of performance of pipeline gas self-closing valve
CN217586179U (en) * 2022-06-09 2022-10-14 邢台燃气集团有限责任公司 Gas leakage detection device for gas pipeline

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