CN219551832U - Oil smoke endurance test device of gas alarm - Google Patents

Abstract

The utility model discloses a lampblack endurance test device of a gas alarm, which relates to the technical field of production of gas alarms and comprises a frame body and a lampblack exposing cabin arranged on the frame body, wherein a lampblack generating assembly is arranged on the lower side of the lampblack exposing cabin on the frame body, and a lampblack outlet of the lampblack generating assembly is communicated with the lampblack exposing cabin through a vent pipe; the gas alarm is arranged at the position of the oil smoke exposure cabin corresponding to the gas outlet of the vent pipe, the frame body is provided with an exhaust fan for exhausting smoke to the oil smoke exposure cabin, and an air suction port of the exhaust fan is communicated with one side of the oil smoke exposure cabin, which is away from the gas outlet of the vent pipe, through an exhaust pipe. The utility model has the effects of improving the accuracy of the test result and further improving the safety of the living environment of people.

Description

Oil smoke endurance test device of gas alarm

Technical Field

The utility model relates to the technical field of production of gas alarms, in particular to a lampblack endurance test device of a gas alarm.

Background

The gas alarm consists of a detector and an alarm control host, and is an electronic instrument for detecting the leakage condition of indoor dangerous gas; when dangerous gases such as fuel gas leak into the environment, the fuel gas alarm detects that the gas concentration reaches the lower limit critical point of explosion or poisoning dangerous value, an alarm signal is sent out to remind people to take corresponding safety measures and stop damage in time.

The gas alarm is usually arranged in an environment such as a kitchen where gas is discharged; the inventor believes that after the gas alarm is used for a certain period of time, a large amount of dust, oil stains and the like are usually attached to the surface and even the inside of the gas alarm to influence the accuracy of the gas alarm, and the condition that the gas concentration in a kitchen reaches an explosion or poisoning dangerous value and the gas alarm does not alarm exists, so that the living environment of people generates potential safety hazards and influences the life and property safety of people.

Disclosure of Invention

In order to improve the safety of the living environment of people and ensure the normal alarm of the gas alarm in the service life, the utility model provides the oil smoke endurance test device of the gas alarm, so as to provide data support for the adjustment operation of the alarm point software of the alarm after long-term use.

The utility model provides a lampblack endurance test device of a gas alarm, which adopts the following technical scheme:

the device comprises a frame body and a lampblack exposing cabin arranged on the frame body, wherein a lampblack generating assembly is arranged on the lower side of the lampblack exposing cabin on the frame body, and a lampblack outlet of the lampblack generating assembly is communicated with the lampblack exposing cabin through a vent pipe; the gas alarm is arranged at the position corresponding to the vent pipe gas outlet in the oil smoke exposure cabin, the frame body is also provided with an exhaust fan, and the air suction port of the exhaust fan is communicated with one side, deviating from the vent pipe gas outlet, of the oil smoke exposure cabin through an exhaust pipe.

By adopting the technical scheme, after the production of the gas alarm is completed, a tester installs the gas alarm in the oil smoke exposure cabin; then, generating oil smoke by utilizing an oil smoke generating component; the oil smoke is then discharged into the oil smoke exposure cabin through the vent pipe, and the gas alarm is blown; then, the external exhaust fan extracts the oil smoke in the oil smoke exposure cabin through the exhaust pipe so as to simulate the use condition of the gas alarm in the actual kitchen environment; then, the test is continued for 80 hours in the environment (equivalent to 5 years of exposure in the lampblack environment of daily life); and after the test is finished, the gas alarm is taken out of the oil smoke exposure cabin, and the gas alarm is verified by utilizing a corresponding verification device to determine whether the gas alarm still alarms normally or not, so that the service life of the gas alarm is determined.

By adopting the mode to carry out the oil smoke endurance test of the gas alarm, the service environment of the gas alarm is high in reduction degree, the accuracy of the test is effectively improved, the accuracy of the service life of the gas alarm is improved, and therefore, the normal alarm of the gas alarm in the service life is ensured, and the safety of the living environment of people is improved.

Preferably, a mounting opening is formed in one side, close to the test personnel moving area, of the oil smoke exposure cabin, and a cabin door is movably arranged on the mounting opening.

Through adopting above-mentioned technical scheme, with the hatch door setting in the oil smoke expose the cabin and be close to the one side of test personnel activity area, help promoting the convenience of test personnel installation gas alarm.

Preferably, a sealing gasket is fixedly arranged on the side wall of the mounting opening, which is close to the cabin door.

Through adopting above-mentioned technical scheme, sealed pad is used for increasing the leakproofness that the cabin was exposed to the oil smoke, reduces the condition emergence that the oil smoke leaked from the gap between hatch door and the installing port, helps guaranteeing the travelling comfort of test personnel in the test process.

Preferably, the fume exposing cabin is internally provided with a gas collecting box, the upper side of the gas collecting box is opened, the gas alarm is arranged in the gas collecting box, and the gas outlet of the vent pipe is communicated with the gas collecting box.

Through adopting above-mentioned technical scheme, during the test, after the oil smoke that the oil smoke subassembly was taken place to the oil smoke was produced is discharged from the breather pipe, firstly discharges into the gas collection box, later to the oil smoke expose other space diffusion in the cabin, helps promoting the probability that gas alarm contacted with the oil smoke.

Preferably, the oil smoke generating assembly comprises a smoke discharging pipe communicated with the air inlet of the vent pipe, the smoke discharging pipe is vertically arranged, an electric heating plate is fixedly covered at one end of the smoke discharging pipe, which is away from the vent pipe, and an evaporation dish is arranged on the electric heating plate; the frame body is provided with an oil dropping component for adding oil into the evaporation pan and a water dropping component for adding water into the evaporation pan.

By adopting the technical scheme, when the experiment is actually carried out, firstly, the oil is added into the evaporating dish by utilizing the oil dropping component; then, heating the evaporating dish by using an electric heating plate; after the oil temperature rises, water drops are dripped into the hot oil by utilizing the dripping component, so that oil smoke is generated, the actual kitchen environment is simulated, the reduction degree is high, and the accuracy of test results is improved.

Preferably, the oil dropping component comprises an oil tank arranged on the frame body, the oil tank is communicated with the smoke exhaust pipe through an oil pipe, and one end of the oil pipe, which is away from the oil tank, is positioned right above the evaporation pan; and the bottom of the oil tank is provided with a first self-priming pump, and a water outlet of the first self-priming pump is communicated with the oil pipe.

By adopting the technical scheme, during actual operation, the first self-priming pump is started, and the first self-priming pump pumps the oil in the oil tank into the evaporation vessel through the oil pipe, so that the degree of automation is high, and time and labor are saved; meanwhile, the device is simple in structure and convenient for enterprises to manufacture the oil smoke endurance test device of the gas alarm.

Preferably, the water dripping component comprises a water tank arranged on the frame body, the water tank is communicated with the smoke exhaust pipe through a water pipe, and one end of the water pipe, which is away from the water tank, extends to the position right above the evaporation pan; the bottom of the water tank is provided with a second self-priming pump, and a water outlet of the second self-priming pump is communicated with the water pipe.

By adopting the technical scheme, in the test operation, after the oil temperature in the evaporation dish is increased, the second self-priming pump fills water in the water tank into the water pipe and drops from the upper part of the evaporation dish dropwise, so that the hot oil is contacted with the water, and oil smoke is generated; the oil smoke generating component has simple structure and is beneficial to saving the production cost of enterprises.

Preferably, the smoke exhaust pipe and the oil smoke exposure cabin are all transparent.

By adopting the technical scheme, the smoke exhaust pipe is transparent, so that convenience for a test person to observe the oil smoke generation state is improved; the lampblack exposure cabin is transparent, so that a tester can observe the blowing condition of lampblack to the gas alarm conveniently, and the tester can be adjusted in time conveniently, so that the normal operation of test operation is ensured.

Preferably, the oil smoke exposure cabin is also provided with a master controller, and the master controller is electrically connected with the controller of the first self-priming pump, the controller of the second self-priming pump and the controller of the electric heating plate.

Through adopting above-mentioned technical scheme, with the help of the start of total controller control first self priming pump, second self priming pump is finished, and then control to evaporating dish oil drip, the time interval of dripping, the circuit intercommunication condition of control electric heat piece simultaneously, degree of automation is high, helps promoting the convenience of simulating actual kitchen environment, and then promotes experimental efficiency.

Preferably, a temperature acquisition device is arranged in the oil smoke exposure cabin, and the temperature acquisition device is electrically connected with the master controller.

Through adopting above-mentioned technical scheme, in the test process, temperature information in the cabin is exposed to the oil smoke is gathered in real time to feed back it to the master controller, and the master controller is with corresponding data information uploading to internal system, with this control to the temperature in the cabin is exposed to the oil smoke of accomplishing, the pilot personnel of being convenient for judges the influence of temperature to gas alarm life.

In summary, the present utility model includes at least one of the following beneficial technical effects:

the oil smoke generating assembly is utilized to generate oil smoke, the oil smoke is introduced into the oil smoke exposure cabin through the vent pipe, so that the gas alarm installed in the oil smoke exposure cabin is blown, the service condition of the gas alarm in an actual kitchen environment is simulated, the actual service life of the gas alarm is measured and calculated, the accuracy of the service life of the gas alarm set by a tester is improved, the normal alarm of the gas alarm in the service life is guaranteed, and the safety of the living environment of people is improved;

the gas collecting box is arranged in the oil smoke exposure cabin, so that the blowing operation of oil smoke to the gas alarm is guaranteed, and the accuracy of the oil smoke endurance test of the gas alarm is improved;

the evaporation dish is heated by the aid of the electric heating sheet, oil is filled into the evaporation dish by the aid of the first self-sucking pump, meanwhile, water is dripped into the evaporation dish by the aid of the second self-sucking pump, the actual kitchen environment is simulated, the reduction degree of the kitchen environment is effectively improved, and accordingly accuracy of test results is improved.

Drawings

Fig. 1 is an axial schematic view of an overall structure of a smoke endurance test device for a gas alarm, which mainly shows the embodiment of the utility model.

FIG. 2 is an isometric view of an embodiment of the utility model primarily depicting the location of gasket installation.

Fig. 3 is an isometric view of an embodiment of the present utility model mainly illustrating a supporting frame disposed position.

Fig. 4 is an isometric view of an embodiment of the present utility model, which is primarily representative of the overall structure of the fume generating assembly.

Reference numerals: 1. a frame body; 2. a fume exposure cabin; 21. a mounting port; 211. a sealing gasket; 22. a cabin door; 23. a support frame; 3. a fume generating assembly; 31. a smoke exhaust pipe; 32. an electric heating sheet; 33. an evaporation dish; 34. an oil dropping part; 341. an oil tank; 342. a first self priming pump; 343. oil pipe; 35. a drip member; 351. a water tank; 352. a second self priming pump; 353. a water pipe; 4. a vent pipe; 5. an exhaust fan; 51. an exhaust pipe; 6. a gas collection box; 7. a hoop; 8. and (5) a master controller.

Detailed Description

The present utility model will be described in further detail with reference to fig. 1-4.

The embodiment of the utility model discloses a lampblack endurance test device of a gas alarm.

Referring to fig. 1, a smoke endurance test device of a gas alarm comprises a frame body 1 and a smoke exposure cabin 2 arranged on the upper side of the frame body 1, wherein a smoke generation assembly 3 is arranged on the lower side of the smoke exposure cabin 2 on the frame body 1, and a smoke outlet of the smoke generation assembly 3 is communicated with the smoke exposure cabin 2 through a ventilation pipe 4; the gas alarm is arranged in the oil smoke exposure cabin 2 and is arranged opposite to the gas outlet of the vent pipe 4; simultaneously, still be provided with air exhauster 5 on the support body 1, air exhauster 5 is through blast pipe 51 and oil smoke exposure cabin 2 intercommunication.

In the actual test, a tester firstly installs a gas alarm at a position corresponding to the gas outlet of the ventilating pipe 4 in the oil smoke exposure cabin 2; then, the oil smoke generating assembly 3 is utilized to generate oil smoke, the oil smoke is discharged into the oil smoke exposure cabin 2 along the vent pipe 4, and the gas alarm is blown; at the same time, a tester starts the exhaust fan 5, and the exhaust fan 5 extracts the oil smoke in the oil smoke exposure chamber through the exhaust pipe 51, so as to simulate the actual kitchen environment; then, in the environment, the test is continued for 80 hours, which is equivalent to that the gas alarm is exposed for 5 years in the lampblack environment in daily life; and then, taking the gas alarm out of the oil smoke exposure cabin 2, and verifying the performance of the gas alarm, so as to judge whether the corresponding gas alarm can work normally after being used for 5 years, thereby determining the service life of the gas alarm.

Specifically, referring to fig. 2, the oil smoke exposure cabin 2 is a rectangular box structure, and in order to facilitate the test personnel to observe the diffusion condition of the oil smoke in the oil smoke exposure cabin 2, the oil smoke exposure cabin 2 is arranged in a transparent manner. A mounting port 21 is formed in one side, close to the activity area of the experimenter, of the oil smoke exposure cabin 2, and a cabin door 22 is rotatably arranged at the mounting port 21 through a hinge, so that convenience in taking and placing the gas alarm by the experimenter is improved; meanwhile, a sealing gasket 211 is fixedly arranged on the inner wall, close to the cabin door 22, of the mounting opening 21 of the oil smoke exposure cabin 2; after the cabin door 22 is closed, one side of the cabin door 22, which is close to the sealing gasket 211, is abutted against the sealing gasket 211, so that the tightness of the oil smoke exposure cabin 2 is improved, and the condition that oil smoke overflows from the oil smoke exposure cabin 2 is reduced.

Meanwhile, referring to fig. 2 and 3, a support frame 23 is arranged in the middle position in the lampblack exposing cabin 2, a gas collecting box 6 is fixedly arranged on one side of the support frame 23, which is close to the gas outlet of the vent pipe 4, the gas outlet of the vent pipe 4 penetrates through the side wall of the gas collecting box 6 and extends into the gas collecting box 6, and a gas alarm is arranged on the side wall of the gas collecting box 6, which is close to the support frame 23; meanwhile, the upper side of the gas collection box 6 is opened; when in use, the oil smoke discharged by the vent pipe 4 is firstly introduced into the gas collection box 6 to blow the gas alarm; then, the smoke is diffused from the upper opening of the gas collection box 6 to other spaces in the smoke exposure cabin 2; then the smoke is discharged from the smoke exposure cabin 2 through the exhaust fan 5, so that the blowing effect of the smoke on the gas alarm is ensured.

Referring to fig. 1 and 4, the fume generating assembly 3 includes a transparent fume exhaust pipe 31 vertically arranged, the fume exhaust pipe 31 is arranged at the lower side of the fume exposure cabin 2, and the upper end of the fume exhaust pipe 31 is communicated with the air inlet of the ventilation pipe 4; the lampblack generating assembly 3 further comprises an electric heating sheet 32 covered at the lower end of the smoke exhaust pipe 31, and the electric heating sheet 32 is detachably fixed on the smoke exhaust pipe 31 through the anchor ear 7; the electric heating sheet 32 is coaxially arranged with the smoke exhaust pipe 31 and seals the lower end of the smoke exhaust pipe 31; an evaporation pan 33 is placed on the upper side of the electric heating plate 32, and an oil dropping part 34 for adding oil into the evaporation pan 33 and an oil dropping part 35 for dropping water into the evaporation pan 33 are provided on the frame body 1.

Specifically, the oil dropping component 34 includes an oil tank 341 disposed on the lower frame 1 of the oil smoke exposure cabin 2, a first self-priming pump 342 is disposed at the bottom of the oil tank 341, a water outlet of the first self-priming pump 342 is communicated with an oil pipe 343, and one end of the oil pipe 343, deviating from the first self-priming pump 342, extends into the smoke exhaust pipe 31 and is located right above the evaporation dish 33. The water dripping component 35 comprises a water tank 351 which is arranged side by side with the oil tank 341, a second self-priming pump 352 is arranged at the bottom of the water tank 351, a water pipe 353 is communicated with the water outlet of the first self-priming pump 342, and one end of the water pipe 353, which is away from the second self-priming pump 352, extends into the smoke exhaust pipe 31 and is positioned right above the evaporation pan 33; the ends of the water pipe 353 and the oil pipe 343 located in the smoke exhaust pipe 31 are located on either side of the smoke exhaust pipe 31 in the radial direction.

In addition, in order to promote the degree of automation of experimental operation, still be provided with the control box on the support body 1, be provided with master controller 8 in the control box, the controller of electric heat piece 32, the controller of first self priming pump 342 and the controller of second self priming pump 352 all with master controller 8 electric connection. Meanwhile, a temperature acquisition device is arranged in the oil smoke exposure cabin 2, and the master controller 8 comprises a data acquisition module and a data uploading module which are electrically connected with the temperature acquisition device.

When the device is used, the temperature acquisition device acquires the temperature information in the oil smoke exposure cabin 2 in real time, and feeds the corresponding temperature information back to the data acquisition module, and the data acquisition module transmits the corresponding data information to the data uploading module, so that the monitoring of the temperature in the oil smoke exposure cabin 2 is completed, and the relationship between the temperature and the service life of the gas alarm is conveniently researched by testers; meanwhile, the data acquisition module feeds corresponding data information back to the controller of the first self-priming pump 342 and the controller of the second self-priming pump 352, the controller of the first self-priming pump 342 controls the first self-priming pump 342 to start and the controller of the second self-priming pump 352 controls the second self-priming pump 352 to start and finish, so that the oil smoke generation amount is controlled, reverse control of the temperature in the oil smoke exposure cabin 2 is achieved, the degree of automation is high, and safety of the test process is guaranteed.

The embodiment of the utility model relates to a lampblack endurance test device for a gas alarm, which comprises the following implementation principle: when the lampblack endurance test of the gas alarm is carried out, a tester firstly opens the cabin door 22 and installs the corresponding gas alarm in the gas collection box 6, then closes the cabin door 22 and starts the master controller 8 in the control box, the master controller 8 controls the first self-priming pump 342 to start, and the first self-priming pump 342 pumps oil into the evaporation vessel 33 by the oil pipe 343; at the same time, the electric heating plate 32 is electrified and heats, thereby heating the oil in the evaporation pan 33; in the actual test, when the oil temperature rises to 200 ℃, the second self-priming pump 352 is started, and drops water into the evaporation pan 33 at intervals of 0.5 seconds, and the hot oil generates oil smoke when meeting water; after the oil smoke is generated, the oil smoke is discharged into a gas collecting box 6 along a vent pipe 4 and blown to a gas alarm; then, the smoke is diffused from the upper opening in the gas collecting tank 6 to other spaces in the smoke exposure cabin 2; then, the fume is discharged out of the fume exposure cabin 2 by the exhaust fan 5, so that the actual kitchen environment is simulated.

When the oil smoke is discharged into the gas collecting box 6, the gas alarm is blown; then, the test was continued in this environment for 80 hours; and then the gas alarm is taken out of the oil smoke exposure cabin 2, and the performance of the gas alarm is verified, so that the service performance of the gas alarm after being exposed for 5 years in the oil smoke environment in daily life is tested, and the service life of the gas alarm is determined.

By adopting the mode, the produced gas alarm is subjected to the lampblack endurance test, the kitchen use field is Jing Haiyuan degrees high, the accuracy of test results is effectively improved, the accuracy of determining the service life of the corresponding gas alarm is improved, the normal alarm of the gas alarm in the service life is further ensured, and the safety of the living environment of people is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (10)

1. A fuel gas alarm lampblack endurance test device is characterized in that: the device comprises a frame body (1) and a lampblack exposing cabin (2) arranged on the frame body (1), wherein a lampblack generating assembly (3) is arranged on the lower side of the lampblack exposing cabin (2) on the frame body (1), and a lampblack outlet of the lampblack generating assembly (3) is communicated with the lampblack exposing cabin (2) through a vent pipe (4); the gas alarm is arranged at the position corresponding to the gas outlet of the breather pipe (4) in the lampblack exposing cabin (2), the frame body (1) is also provided with an exhaust fan (5), and the air suction port of the exhaust fan (5) is communicated with one side, deviating from the gas outlet of the breather pipe (4), of the lampblack exposing cabin (2) through an exhaust pipe (51).

2. The smoke endurance test device for a gas alarm according to claim 1, wherein: the lampblack exposure cabin (2) is provided with a mounting opening (21) at one side close to the test personnel activity area, and a cabin door (22) is movably arranged on the mounting opening (21).

3. The smoke endurance test device for a gas alarm according to claim 2, wherein: and a sealing gasket (211) is fixedly arranged on the side wall of the mounting opening (21) close to the cabin door (22).

4. The smoke endurance test device for a gas alarm according to claim 1, wherein: install gas collection case (6) in oil smoke exposure cabin (2), the upside of gas collection case (6) is open setting, gas alarm install in gas collection case (6), the gas outlet of breather pipe (4) communicates with gas collection case (6).

5. The smoke endurance test device for a gas alarm according to claim 1, wherein: the oil smoke generating assembly (3) comprises a smoke discharging pipe (31) communicated with the air inlet of the vent pipe (4), the smoke discharging pipe (31) is vertically arranged, an electric heating plate (32) is fixedly covered at one end, deviating from the vent pipe (4), of the smoke discharging pipe (31), and an evaporation dish (33) is arranged on the electric heating plate (32); an oil dropping component (34) for adding oil into the evaporation pan (33) and a water dropping component (35) for adding water into the evaporation pan (33) are arranged on the frame body (1).

6. The smoke endurance test device for a gas alarm according to claim 5, wherein: the oil dropping component (34) comprises an oil tank (341) arranged on the frame body (1), the oil tank (341) is communicated with the smoke exhaust pipe (31) through an oil pipe (343), and one end of the oil pipe (343) deviating from the oil tank (341) is positioned right above the evaporation dish (33); and a first self-priming pump (342) is arranged at the bottom of the oil tank (341), and a water outlet hole of the first self-priming pump (342) is communicated with the oil pipe (343).

7. The smoke endurance test device for a gas alarm according to claim 6, wherein: the water dripping component (35) comprises a water tank (351) arranged on the frame body (1), the water tank (351) is communicated with the smoke exhaust pipe (31) through a water pipe (353), and one end of the water pipe (353) deviating from the water tank (351) extends to the position right above the evaporation pan (33); the bottom of the water tank (351) is provided with a second self-priming pump (352), and a water outlet of the second self-priming pump (352) is communicated with a water pipe (353).

8. The smoke endurance test device for a gas alarm according to claim 6, wherein: the smoke exhaust pipe (31) and the oil smoke exposure cabin (2) are all transparent.

9. The smoke endurance test device for a gas alarm according to claim 7, wherein: the oil smoke exposes the cabin (2) and still is provided with total controller (8), total controller (8) all electric connection with the controller of first self priming pump (342), the controller of second self priming pump (352) and the controller of electric heat piece (32).

10. The smoke endurance test device for a gas alarm according to claim 9, wherein: the oil smoke exposes and is provided with temperature acquisition device in cabin (2), temperature acquisition device and general controller (8) electric connection.