CN111437616A

CN111437616A - Novel stage dry ice fog machine

Info

Publication number: CN111437616A
Application number: CN202010387253.4A
Authority: CN
Inventors: 陈江波; 罗敏; 王同祥; 邓马平
Original assignee: Hunan Xiaowen Electronic Technology Co ltd
Current assignee: Hunan Xiaowen Electronic Technology Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-07-24

Abstract

The invention relates to a novel stage dry ice smoke machine, which comprises a shell and a control system, wherein the shell is provided with a shell body; the ice storage chamber is arranged in the shell; a water tank positioned above the ice storage chamber; the heating mechanism is arranged in the water tank and is used for heating the water in the water tank; the water spraying valve is arranged at the bottom of the water tank; the water tank with the ice-storage chamber space is independent mutually, the water spray valve with control system connects, in order to realize hot water in the water tank can flow to the ice-storage chamber rapidly, and then the vaporization forms smog, smog is followed outlet flue on the casing discharges, and the novel stage dry ice aerosol sprayer that this application provided, vaporization time is short, and response speed is fast, can go out the cigarette rapidly, can realize smog and stop immediately, promotes the stage effect.

Description

Novel stage dry ice fog machine

Technical Field

The invention relates to the technical field of stage smoke machines, in particular to a novel stage dry ice smoke machine.

Background

The stage smoke machine is stage equipment which heats smoke oil at high temperature and gasifies the smoke oil to form gaseous smoke and then sprays the gaseous smoke, and the stage equipment can form a stage effect of white smoke cloud. However, crystals generated in the atomization process of chemical components contained in the smoke oil easily block parts such as pipelines and pumps, so that equipment failure is easily caused, and the chemical components of the smoke oil can corrode stage equipment, pollute the environment and damage the health of performance personnel.

With the continuous development of the technology of the stage smoke equipment, the dry ice smoke machine is environment-friendly and pollution-free, and becomes the mainstream development trend of the stage smoke machine at present and in the future. The dry ice smoke machine has the working principle that a large amount of white smoke is generated by utilizing solid dry ice when the solid dry ice is heated and vaporized at normal temperature or under external heating.

However, the dry ice smoke machine in the current market has a slow smoke outlet speed, smoke cannot stop immediately when the machine is stopped, and the smoke can be continuously output for a period of time, so that the stage effect is influenced.

Disclosure of Invention

The invention aims to solve the technical problems and provide a novel stage dry ice smoke machine which is short in whole vaporization time, high in response speed and capable of discharging smoke rapidly, and the smoke can be stopped to be output immediately when the machine is stopped, so that the effect of immediately stopping the smoke is achieved, and the stage effect is greatly improved.

The technical scheme of the invention is as follows:

a novel stage dry ice fog machine comprises a shell and a control system;

the ice storage chamber is arranged in the shell;

a water tank positioned above the ice storage chamber;

the heating mechanism is arranged in the water tank and is used for heating the water in the water tank;

the water spraying valve is arranged at the bottom of the water tank;

the water tank and the ice storage chamber are mutually independent in space, and the water spray valve is connected with the control system so as to realize that hot water in the water tank can rapidly flow to the ice storage chamber and further be vaporized to form smoke, and the smoke is discharged from a smoke outlet on the shell.

Preferably, a placing cavity is arranged on one side of the interior of the shell;

a water return pump is arranged at the bottom of the placing cavity;

the water return pump is connected with the return pipeline;

the return pipeline is communicated with the water tank;

the water return pump is connected with the control system.

Preferably, the side of the shell is provided with a water filling port;

one end of the water injection port is communicated with the water injection valve, and the other end of the water injection port is connected with an external water pipe;

the water injection valve is communicated with the water tank;

the water injection valve is connected with the control system.

Preferably, a liquid level meter for measuring the amount of water in the water tank is arranged in the water tank;

the liquid level meter with control system connects, control system is used for receiving the liquid level signal that the liquid level meter sent, and be used for to the water injection valve sends the water injection signal.

Preferably, at least one water spray valve is arranged;

the control system can control the size and the number of the water spray valve openings.

Preferably, the heating mechanism comprises a heating pipe and a temperature controller;

the heating pipe is arranged at the bottom of the water tank and used for heating water in the water tank;

the temperature controller is used for measuring water temperature;

the heating pipe and the temperature controller are both connected with the control system.

Preferably, an ice adding port is formed in the top of the shell;

the ice adding port is communicated with the ice storage chamber;

and a shielding structure is arranged above the ice adding port, and the ice adding port is opened and closed through the shielding structure.

Preferably, a water filling port is arranged at the top of the shell;

the water filling port is communicated with the water tank;

and a water tank cover is arranged above the water filling port, and the water filling port is opened and closed through the water tank cover.

Preferably, the bottom of the placing cavity is provided with a water outlet.

Preferably, the shell is provided with a control panel and a display screen;

the control panel and the display screen are connected with the control system.

Stage dry ice aerosol sprayer among the prior art, including the inside body that is equipped with the cavity, locate the heater of cavity bottom, locate the dry ice basket of heater top, the dry ice basket is interior to hold the dry ice, still including the operating system who is used for controlling the dry ice basket and reciprocates, is equipped with the smog export on the body lateral wall. The specific smog generating process is that the heater heats water in the body, the lifting system works, the dry ice basket descends gradually, the bottom of the dry ice basket is in contact with hot water, and white smog clouds are generated by utilizing the heat of the hot water and enabling the dry ice to vaporize. The speed at which smoke is generated by such stage dry ice foggers depends on the time at which the elevator system is started and the time at which the speed of movement of the dry ice basket is accelerated from zero to a specified speed. The whole weight of the dry ice basket and the dry ice is large, so that the starting time of the lifting system is slow, the process time of accelerating the moving speed of the dry ice basket from zero to the specified speed is long, and the speed of generating smoke by the stage dry ice smoke machine is slow.

The invention provides a novel stage dry ice fog machine which comprises a shell and a control system, an ice storage chamber arranged in the shell, a water tank arranged above the ice storage chamber, a heating mechanism arranged in the water tank and used for heating water in the water tank, and a water spray valve arranged at the bottom of the water tank. The working process of the novel stage dry ice smoke machine provided by the invention is as follows: firstly, the water tank is arranged above the ice storage chamber, the water tank and the ice storage chamber are independent in space, the heater heats water in the water tank, after heating is completed, once the control system receives a smoke making command, a starting signal is sent to the water spraying valve, the water spraying valve is opened, hot water in the water tank rapidly flows into the ice storage chamber and is subjected to vaporization reaction with dry ice in the ice storage chamber to generate smoke, and the smoke is discharged from a smoke outlet in the shell. Compared with the prior art, the novel stage dry ice fog machine provided by the invention has the advantages that firstly, a dry ice basket is omitted, the time for accelerating the moving speed of the dry ice basket from zero to a specified speed is saved, secondly, the gravity of the dry ice basket and the dry ice is not required to be overcome, the overcome load is small during starting, the starting speed is high, and the response is rapid; thirdly, the starting speed is increased again by changing the mechanical control in the prior art into signal control. Fourthly, in the whole process of making the smoke, the dry ice is static, the hot water directly flows out from the water spray valve, the hot water flows from top to bottom, and the hot water has the gravity acceleration, so that the speed of the hot water reaching the dry ice is further accelerated. Consequently, through the combined action of above-mentioned four points for the novel stage dry ice aerosol sprayer that this application provided, it is fast to go out the cigarette, and the stage is effectual.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a prior art stage dry ice fog machine;

FIG. 2 is another stage dry ice fog machine of the prior art;

FIG. 3 is a sectional view of the novel stage dry ice fog machine of the present embodiment;

FIG. 4 is a schematic view of the internal structure of the stage dry ice fog machine of the present embodiment;

fig. 5 is a schematic perspective view of the novel stage dry ice fog machine of the present embodiment.

Reference numbers in the drawings illustrate: 1. a housing; 2. a smoke outlet; 3. an ice adding port; 4. a water adding cover; 5. a water tank; 6. a water tank cover; 7. a water filling port; 8. a liquid level meter; 9. a display screen; 10. a control panel; 11. a return line; 12. a water injection valve; 13. a water injection port; 14. a water return pump; 15. a water outlet; 16. a heating mechanism; 17. an ice storage chamber; 18. a water spray valve; 19. a caster wheel; 20. a placement chamber; 100. a body; 200. a heater; 300. a dry ice basket; 400. a smoke outlet; 500. a lifting system; 501. a baffle plate; 502. a handle; 503. a motor; 504. a transmission rod; 505. a tray.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate an orientation or positional relationship only for convenience of description and simplicity of description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Stage dry ice fog machine among the prior art, including inside body 100 that is equipped with the cavity, locate the heater 200 of cavity bottom, locate the dry ice basket 300 of heater 200 top, the dry ice basket 300 is interior to have held the dry ice, still includes the operating system 500 that is used for controlling dry ice basket 300 and reciprocates, is equipped with smog export 400 on the body 100 lateral wall. Specifically, the process of generating the smoke is that the heater 200 heats water inside the body 100, the lifting system 500 works, the dry ice basket 300 descends gradually, the bottom of the dry ice basket 300 contacts with hot water, and the hot water is utilized to vaporize the dry ice to generate white smoke cloud.

As shown in fig. 1, a lifting system 500 includes a blocking piece 501 disposed on the body 100, the blocking piece is provided with corresponding different height gears, and further includes a handle 502 switchable to different gears, and the dry ice basket 300 is connected with the handle 502. By snapping the handle 502, the handle 502 is switched in different gear positions, thus changing the height of the dry ice basket 300. Thus, the height of the dry ice basket 300 is controlled to make the dry ice in the dry ice basket 300 contact or not contact with the hot water at the bottom of the body 100, smoke is generated when the dry ice contacts the hot water, and the smoke generation is stopped when the dry ice does not contact the hot water.

As shown in fig. 2, another lifting system 500 includes a motor 503 disposed inside the housing 1, a transmission rod 504 connected to the motor 503, a tray 505 screwed to the transmission rod 504, and two dry ice baskets 300 disposed on the tray 505 and located at two sides of the transmission rod 504. When the motor 503 rotates forwards, the transmission rod 504 rotates, so that the tray 505 in threaded connection with the transmission rod 504 carries the dry ice basket 300 to move downwards, the dry ice basket 300 is contacted with hot water at the bottom of the shell 1, and smoke is generated through vaporization; when the motor 503 is reversed, the transmission rod 504 rotates reversely, the tray 505 carries the dry ice basket 300 upwards, the dry ice in the dry ice basket is gradually not contacted with the hot water, and the smoke generation is stopped.

The speed at which the two stage dry ice fog machines or other similar stage dry ice fog machine generate the fog depends on the time the elevator system 500 is started and the time the speed of movement of the dry ice basket 300 is accelerated from zero to a specified speed. The overall weight of the dry ice basket 300 and the dry ice is large, so that the starting time of the lifting system 500 is slow, and the process time of accelerating the moving speed of the dry ice basket 300 from zero to a specified speed is long, so that the speed of generating the smoke of the stage dry ice smoke machine is slow.

As shown in fig. 3 to 5, the present invention provides a novel stage dry ice fog machine, which comprises a housing 1 and a control system, an ice storage chamber 17 disposed inside the housing 1, a water tank 5 disposed above the ice storage chamber 17, a heating mechanism 16 disposed inside the water tank 5 and used for heating water inside the water tank 5, and a water spraying valve 18 disposed at the bottom of the water tank 5, wherein the water tank 5 and the ice storage chamber 17 are separated from each other in space, and the water spraying valve 18 is connected with the control system to realize that hot water in the water tank 5 can rapidly flow to the ice storage chamber 17, so as to vaporize and form smoke, and the smoke is discharged from a smoke outlet 2 on the housing 1. The working process of the novel stage dry ice smoke machine provided by the invention is as follows: firstly, the water tank 5 is arranged above the ice storage chamber 17, the water tank 5 and the ice storage chamber 17 are independent in space, the heater 200 heats water in the water tank 5, after heating is completed, once the control system receives a smoke making command, a starting signal is sent to the water spraying valve 18, the water spraying valve 18 is opened, hot water in the water tank 5 rapidly flows into the ice storage chamber 17 and is subjected to vaporization reaction with dry ice in the ice storage chamber 17 to generate smoke, and the smoke is discharged from the smoke outlet 2 on the shell 1. Compared with the prior art, the novel stage dry ice fog machine provided by the invention has the advantages that firstly, the dry ice basket 300 is omitted, the time for accelerating the moving speed of the dry ice basket 300 from zero to a specified speed is saved, meanwhile, in the starting process, secondly, the gravity of the dry ice basket 300 and the dry ice does not need to be overcome, the overcome load is small during starting, and the starting speed is accelerated; thirdly, the mechanical control in the prior art is changed into signal control, and the starting speed is increased again. Fourth, during the entire process of making smoke, the dry ice is stationary and the hot water flows directly from the water jet valve 18, the hot water flows from top to bottom, and the hot water has a gravitational acceleration, further increasing the speed at which the hot water reaches the dry ice. Consequently, through the combined action of above-mentioned four points for the novel stage dry ice aerosol sprayer that this application provided, it is fast to go out the cigarette, and the stage is effectual.

Stage aerosol sprayer among the prior art puts dry ice in dry ice basket 300, and dry ice basket 300's volume is less, and whole dry ice basket 300 bottom surface and hot water contact, area of contact is big, consequently, the dry ice in dry ice basket 300 soaks the hydrothermal instant messenger's a large amount of dry ice and vaporizes rapidly, and then causes dry ice basket 300 environment atmospheric pressure to increase in the twinkling of an eye, and then causes dry ice "explosion" in dry ice basket 300 easily, can appear that the dry ice is because of atmospheric pressure is scattered all around, cause the dry ice extravagant.

The novel stage dry ice fog machine provided by the invention can quickly discharge smoke, and meanwhile, because the dry ice basket 300 is omitted, a control system sends a working signal to the water spray valve 18, the water spray valve 18 is opened, and hot water is sprayed to the dry ice through the water spray valve 18, so that firstly, the space environment of the dry ice is increased, secondly, the hot water is sprayed to the dry ice, the instant large-area contact of the dry ice and the hot water is avoided, when the hot water is contacted with the dry ice, the air pressure around the dry ice is controlled in a proper range, the dry ice cannot be scattered due to the overlarge air pressure, and the waste of the dry ice is avoided.

In the prior art, when the stage does not need the smoke, the lifting system 500 of the stage dry ice smoke machine acts on the dry ice basket 300, the dry ice basket 300 rises and is separated from hot water to stop the smoke production, but the starting time of the lifting system 500 is slow because of the first reason; second, the dry ice basket 300 is a slow process from being stationary to having a certain speed and moving to a designated location; thirdly, at the initial stage when the dry ice basket 300 is separated from the hot water, residual hot water still exists in the dry ice basket 300, and the hot water in the dry ice basket 300 is continuously vaporized and reacted with the dry ice; the three reasons mentioned above are caused together, stage smoke cannot be stopped immediately, and dry ice is wasted.

In the embodiment provided by the invention, a placing cavity 20 is arranged on one side in a shell 1, a water return pump 14 is arranged at the bottom of the placing cavity 20, the water return pump 14 is connected with a return pipeline 11, the return pipeline 11 is communicated with a water tank 5, and the water return pump 14 is connected with a control system. On the one hand, the novel stage dry ice fog machine that this embodiment provided omits dry ice basket 300 to and need not to overcome the gravity of dry ice basket 300 and dry ice, and the start load is little, and the start-up rate is fast, and adopts signal control, when needs stop making smog at last, closes by control system control water jet valve 18, and the closing time is short, and these settings combined action make hot water and dry ice contactless fast, and then stage smog can stop immediately. On the other hand, when the novel stage dry ice fog machine that this embodiment provided, when needs stop smog, the water spout valve 18 of water tank 5 bottom is closed, and then stops to supply hot water to ice-storage chamber 17, control system sends start signal to return water pump 14, return water pump 14 starts, return water pump 14 is instantaneous with the unnecessary water in ice-storage chamber 17 in through return line 11 take back to water tank 5, then realize the stop work during, the instantaneous water and the dry ice that will freeze in the ice-storage chamber 17 are peeled off in the twinkling of an eye, in order to realize smog and stop the effect immediately. Therefore, through the combined action of the two aspects, the novel stage dry ice smoke machine provided by the embodiment can realize the effect of immediately stopping smoke.

Further, a water filling port 13 is arranged on the side of the shell 1, one end of the water filling port 13 is communicated with a water filling valve 12, the other end of the water filling port 13 is connected with an external water pipe, the water filling valve 12 is communicated with the water tank 5, and the water filling valve 12 is connected with a control system.

In the prior art, after the stage dry ice fog machine works for a period of time, hot water is insufficient, and the stage dry ice fog machine needs to be stopped to add water when water is added because the dry ice is positioned above the hot water, so that the using effect of the stage dry ice fog machine is greatly reduced. When water needs to be added during the operation of the novel stage dry ice fog machine provided by the embodiment, the water tank 5 is arranged above the ice storage chamber 17, and the spaces of the water tank 5 and the ice storage chamber 17 are mutually independent, so that hot water at the bottom of the water tank 5 can be continuously sprayed into the ice storage chamber 17 through the water spray valve 18 while cold water is added; meanwhile, the control system sends an opening signal to the water injection valve 12, the water injection valve 12 is opened, an external water pipe injects water into the water tank 5 through the water injection valve 12 and the water injection port 13, and the whole water injection process can be automatically completed. Therefore, the novel stage dry ice fog machine that this embodiment provided not only goes out the cigarette rapidly, can stop immediately, can also add water in the automation of not stopping simultaneously.

Still further, be equipped with the level gauge 8 that is used for measuring the water yield in the water tank 5, level gauge 8 is connected with control system, and control system is used for receiving the liquid level signal that level gauge 8 sent to and be used for sending the water injection signal to water injection valve 12. When the liquid level meter 8 in the water tank 5 measures that no water exists or the water is insufficient, the control system receives a liquid level signal and sends a water injection signal to the water injection valve 12 according to the liquid level signal, the water injection valve 12 is opened, and cold water is conveyed into the water tank 5 through an external water pipe. Consequently, the novel stage dry ice aerosol sprayer that this embodiment provided under the automatic watered prerequisite of not shutting down, can also in time add water according to the actual water storage capacity in the water tank 5, avoids the condition that stage smog effect is poor that the sudden lack of water of stage aerosol sprayer caused.

In the embodiment provided by the invention, at least one water spraying valve 18 is arranged, and the control system can control the opening size and the opening number of the water spraying valves 18, so that the total weight of hot water flowing to dry ice in a preset time range can be determined, the amount of smoke cloud generated by vaporization of the dry ice can be further calculated, and the quantification of the smoke cloud manufactured by the novel stage dry ice smoke machine is realized. Because the quantification of the manufacturing of the smoke cloud is realized, the waste of the dry ice is avoided, and the manufacturing of the smoke cloud is rationalized and just-in-time. Preferably, one or more smoke outlets 2 can be adopted, and the smoke outlet 2 is connected with the outside, so that the smoke outlet amount and the appearance speed can be controlled.

In the embodiment provided by the invention, the heating mechanism comprises a heating pipe and a temperature controller, the heating pipe is arranged at the bottom of the water tank and is used for heating water in the water tank, the temperature controller is used for measuring the water temperature, and the heating pipe and the temperature controller are both connected with the control system. When the novel stage dry ice fog machine is started, the temperature controller measures the water temperature in the water tank, when the water temperature does not reach a preset value, the control system sends a heating instruction to the heating pipe through the temperature controller, the heating pipe is started, and the water in the water tank is heated; and during heating, the temperature controller continuously measures the water temperature, once the water temperature reaches a preset value, the control system receives a signal, and then sends a heating stop instruction to the heating pipe through the temperature controller. Set up like this and to guarantee that the temperature in the water tank keeps in predetermineeing the within range value always, can not too high also can not hang down excessively, and then ensured the vaporization effect of dry ice for fixed dry ice vaporizes into smog as far as possible, and then has avoided the waste of dry ice.

Wherein, water injection valve 12 and control system all locate and place 20 insides in chamber, on the one hand, the novel stage dry ice aerosol sprayer that this embodiment provided is with control system, water injection valve 12, return water pump 14 and return line 11 all set up the one side at casing 1, spare part structural connection and the rational arrangement in the position through novel stage dry ice aerosol sprayer, under the certain circumstances of casing 1 volume, can bear more dry ice as far as possible, in time add water through according to the interior actual water storage capacity of water tank 5 simultaneously, make to add once dry ice can use the longer time, reduced because of adding water repeatedly, the human input that the dry ice caused repeatedly. On the other hand, this kind of structural connection mode and position arrangement mode for the novel stage dry ice aerosol sprayer that this embodiment provided, stable in structure, and simple reliable, the unstable problem of performance because of the operating on 500 complex structures of the operating system of dry ice basket 300 causes of stage dry ice aerosol sprayer among the prior art has been solved.

In the embodiment provided by the invention, the top of the shell 1 is provided with the ice adding port 3, the ice adding port 3 is communicated with the ice storage chamber 17, the shielding structure is arranged above the ice adding port 3, and the opening and closing of the ice adding port 3 are realized through the shielding structure. The shielding structure comprises a water adding cover 4 and an adhesive tape, wherein the water adding cover 4 is used for shielding the ice adding opening 3, and the adhesive tape is positioned between the ice adding opening 3 and the water adding cover 4 and is used for sealing a gap between the ice adding opening 3 and the water adding cover 4. So that the dry ice in the ice storage chamber 17 is not contacted with the outside, and the waste of the dry ice caused by abnormal vaporization is avoided.

In the embodiment provided by the invention, the top of the shell 1 is provided with the water filling port 7, the water filling port 7 is communicated with the water tank 5, the water tank cover is arranged above the water filling port 7, and the opening and closing of the water filling port 7 are realized through the water tank cover. The water tank cover 6 is used for shielding the water filling port 7, and preferably, a rubber strip is arranged between the water filling port 7 and the water tank cover 6 and used for sealing a gap between the water filling port 7 and the water tank cover 6, so that external foreign matters cannot enter the water tank 5, and the blockage of the water spray valve 18 at the bottom of the water tank 5 is avoided. This implementation provides novel stage dry ice aerosol sprayer, provides except that automatic the reserve mode of adding water that adds water, and the user can choose to use for use automatic adding water or manual adding water according to actual conditions, has enlarged the adaptation scene of the novel stage dry ice aerosol sprayer that this application provided.

Further, a drain port 15 is provided at the bottom of the placing chamber 20, and the drain port 15 is located at the side of the return pump 14. When the novel stage dry ice fog machine is in transportation or the smog is made the work and is accomplished, can discharge the water in ice-storage chamber 17 and the water tank 5 through outlet 15, the weight that alleviates novel stage dry ice fog machine is convenient for transport. Preferably, removable casters 19 are provided at the bottom of the housing 1, again to facilitate transport.

In the embodiment provided by the invention, the shell 1 is provided with the control panel 10 and the display screen 9, and the control panel 10 and the display screen 9 are connected with the control system. Display screen 9 can be touch display screen 9, is connected with control system, can show current working parameter of stage dry ice aerosol sprayer and corresponding parameter setting for novel stage dry ice aerosol sprayer possesses better human-computer interaction function.

In order to further illustrate the working principle of the novel stage dry ice smoke machine provided by the application, the following description is combined with the best embodiment:

the water tank 5 is positioned above the ice storage chamber 17, and the water tank 5 is communicated with the ice storage chamber 17 through a water spraying valve 18; there are two ways of adding water: when the water tank 5 is filled manually, water is poured into the water tank 5 from the water filling port 7 by opening the water filling cover 4 above the water tank 5, and when the liquid level meter 8 in the water tank 5 senses that no water exists or the water is insufficient, a control system receives a signal of the liquid level meter 8 and displays the signal on the display screen 9 to remind that the water needs to be filled continuously; when the preset water level of the control system is reached, the display screen 9 prompts that the water is full and the water adding is stopped. Of course this process can also be observed by eye. The automatic water adding is to add water into the water tank 5 through the water injection port 13 and the water injection valve 12, when the liquid level meter 8 in the water tank 5 senses that no water exists or the water is insufficient, the control system receives a signal of the liquid level meter 8, the water injection valve 12 is opened, and the water flows into the water tank 5; when the water level of the liquid level meter 8 is reached, the display screen 9 can prompt that the water is full, the water filling valve 12 is closed, and the water filling is stopped.

The ice storage chamber 17 is filled with dry ice through the ice filling port 3, water in the water tank 5 above the ice storage chamber is heated to a preset temperature through the heating mechanism 16, a starting button on the control panel 10 is pressed, the control system sends a starting signal to the water spraying valve 18 at the bottom of the water tank 5, the water spraying valve 18 is opened, hot water is located above the dry ice, the hot water can quickly flow into the ice storage chamber 17 due to gravity, the hot water and the dry ice are instantaneously reacted to generate a large amount of white smoke cloud, and the smoke cloud is rushed out from the smoke outlet 2 to form a stage effect of smoke scaring around.

When the novel stage dry ice fog machine needs to stop working, a stop button on the control panel 10 is pressed, the water spray valve 18 at the bottom of the water tank 5 is closed, hot water supply to the ice storage chamber 17 is stopped, meanwhile, the water return pump 14 is started and instantly pumps water in the ice storage chamber 17 back to the water tank 5 through the return pipeline 11, and when the novel stage dry ice fog machine stops working, the water in the ice storage chamber 17 is instantly peeled off from dry ice to achieve the effect that smoke stops immediately.

The bottom of the placing cavity 20 is provided with a water outlet 15, which is convenient for transportation or water drainage after work is finished, reduces the weight of the whole machine and is convenient for transportation.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A novel stage dry ice fog machine is characterized by comprising a shell and a control system;

the ice storage chamber is arranged in the shell;

a water tank positioned above the ice storage chamber;

the water spraying valve is arranged at the bottom of the water tank;

2. The novel stage dry ice fog machine of claim 1, wherein a placement cavity is provided on one side of the interior of the housing;

a water return pump is arranged at the bottom of the placing cavity;

the water return pump is connected with the return pipeline;

the return pipeline is communicated with the water tank;

the water return pump is connected with the control system.

3. The novel stage dry ice fog machine of claim 2, wherein a water filling port is arranged on the side of the shell;

the water injection valve is communicated with the water tank;

the water injection valve is connected with the control system.

4. The novel stage dry ice fog machine of claim 3, wherein a liquid level meter is arranged in the water tank for measuring the amount of water in the water tank;

5. The novel stage dry ice fog machine of claim 4, wherein at least one water jet valve is provided;

6. The novel stage dry ice fog machine of claim 1, wherein the heating mechanism comprises a heating pipe and a temperature controller;

the temperature controller is used for measuring water temperature;

7. The novel stage dry ice fog machine of claim 1, wherein an ice adding port is formed at the top of the shell;

the ice adding port is communicated with the ice storage chamber;

8. The novel stage dry ice fog machine of claim 1, wherein a filler is arranged at the top of the shell;

the water filling port is communicated with the water tank;

9. The novel stage dry ice fog machine of claim 2, wherein a water outlet is arranged at the bottom of the placing cavity.

10. The novel stage dry ice fog machine of claim 4, wherein the housing is provided with a control panel and a display screen;

the control panel and the display screen are connected with the control system.