CN219335221U - Dry ice high-pressure spraying device - Google Patents
Dry ice high-pressure spraying device Download PDFInfo
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- CN219335221U CN219335221U CN202320462359.5U CN202320462359U CN219335221U CN 219335221 U CN219335221 U CN 219335221U CN 202320462359 U CN202320462359 U CN 202320462359U CN 219335221 U CN219335221 U CN 219335221U
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Abstract
The utility model belongs to the field of dry ice cleaning, and in particular relates to a dry ice high-pressure spraying device, which comprises: the feeding bin is used for throwing dry ice; the rotary bin is arranged below the feeding bin, a rotary wheel is arranged on the rotary bin, and a material dropping groove is formed in the circumferential surface of the rotary wheel; and the blanking bin is positioned below the rotating bin, and an air jet and a high-pressure vent are arranged at the bottom end in the blanking bin. The dry ice is quantitatively transported to the blanking groove by utilizing the rotary bin to be ejected, so that the feeding amount of the dry ice in the blanking groove in the ejection process is kept relatively uniform, the ejected dry ice amount is relatively uniform, and the cleaning effect is more uniform.
Description
Technical Field
The utility model belongs to the field of dry ice cleaning, and particularly relates to a dry ice high-pressure spraying device.
Background
The dry ice cleaning is also called cold spraying, which uses compressed air as power and carrier, dry ice particles as accelerated particles, and the dry ice particles are sprayed on the surface of the cleaned object by a special spraying cleaner, and when the dry ice particles drill into cracks of dirt, the dry ice particles are vaporized immediately, and the volume of the dry ice particles is instantaneously expanded by approximately 800 times; the solid dry ice particles which move at high speed are utilized for momentum change, sublimation, melting and other energy conversion, so that dirt, greasy dirt, residual impurities and the like on the surface of the cleaned object are quickly frozen, thereby being condensed, embrittled and stripped, and meanwhile, the solid dry ice particles are removed along with air flow, so that the surface of the cleaned object, particularly the metal surface, is not damaged, and the smoothness of the metal surface is not affected.
There is also a device for cleaning with dry ice against the prior art, and for example, a tray type dry ice cleaning machine is disclosed in chinese patent document CN 212525260U. The device comprises a shell, a hopper arranged in the shell, a primary ice feeding mechanism arranged at the lower part of the hopper, a grinding disc type mechanism connected with the primary ice feeding mechanism, an air compressor connected with the grinding disc type mechanism and a motor connected with the grinding disc type mechanism. An air inlet is arranged on the upper disc surface or the lower disc surface of the rolling disc type mechanism, an air outlet is arranged on the corresponding lower disc surface or the upper disc surface, and the air inlet is connected with an air compressor. That is, the dry ice is directly ejected after being crushed, and there is a possibility that the amount of the dry ice after being ejected is not uniform because a mechanism for quantifying the crushed dry ice is lacking, and there is a problem that the cleaning effect of the part cleaned by the dry ice is not uniform because the amount of the dry ice after being ejected is not uniform.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide the dry ice high-pressure spraying device, so that the sprayed dry ice amount is kept relatively uniform, and the problem that the cleaning effect of the dry ice cleaning part is inconsistent due to the phenomenon that the sprayed dry ice amount is nonuniform is solved.
The aim of the utility model can be achieved by the following technical scheme:
a dry ice high pressure blasting apparatus comprising:
the feeding bin is used for throwing dry ice;
the rotary bin is arranged below the feeding bin, a rotary wheel which rotates around the axis of the rotary bin is arranged on the rotary bin, and a material dropping groove is formed in the circumferential surface of the rotary wheel; and
the blanking bin is positioned below the rotary bin, the bottom end in the blanking bin is provided with an air jet and a high-pressure vent, and the vent channel of the high-pressure vent and the air jet channel of the air jet are positioned on the same straight line.
The technical scheme has the following principle and effects:
the dry ice in the feeding bin falls onto a rotary bin in the rotary bin through self gravity until falling into a blanking groove of a rotary wheel, the blanking groove rotates from the upper end of the rotary bin to the lower end of the rotary bin, the dry ice in the blanking groove falls into the blanking bin, high-pressure gas flows through the blanking bin through a ventilation channel of a high-pressure vent, the dry ice in the blanking bin is driven to be ejected from an air injection channel of an air injection port, an object to be cleaned is placed at an outlet of the air injection channel of the air injection port, dry ice particles are vaporized immediately after drilling dirt cracks, and the volume of the dry ice is expanded nearly times instantaneously; the solid dry ice particles which move at high speed are utilized for momentum change, sublimation, melting and other energy conversion, so that dirt, greasy dirt, residual impurities and the like on the surface of the cleaned object are quickly frozen, thereby being condensed, embrittled and stripped, and meanwhile, the solid dry ice particles are removed along with air flow, so that the surface of the cleaned object, particularly the metal surface, is not damaged, and the smoothness of the metal surface is not affected.
In some utility models, the drop channels are circumferentially side of the rotating wheel in a circumferential array that is evenly distributed.
In some utility models, the drop chutes are arranged in a plurality of rows on the peripheral side of the rotating wheel.
In some utility models, a first cavity is formed in the middle of the base, a ventilation channel of the high-pressure vent and a gas injection channel of the gas injection port are formed in the base, and the first cavity is located below the rotary bin.
In some utility models, a shell is arranged, the upper end of the shell is contracted to be rectangular, a first passage which is rectangular is formed at the upper end of the shell, an upper panel, an upper sealing plate and an upper cover plate are sequentially arranged in the first passage from bottom to top, the upper panel is attached to the peripheral side of a rotating wheel, the upper sealing plate is clamped on the upper panel, the upper cover plate is clamped on the upper sealing plate, and the upper cover plate is fixed on the shell; the upper panel, the upper sealing plate and the upper cover plate are all provided with a feeding channel.
In some utility models, a rotary bin with a cylindrical shape is arranged in the middle of the shell, the rotary wheel is positioned in the rotary bin, and a flange plate is arranged on one side of the rotary wheel.
In some utility models, the flange is connected to the speed reducer and the motor.
In some utility models, the lower end of the shell is contracted to be rectangular, the lower end of the shell is provided with a rectangular second channel, a lower panel, a lower sealing plate and a blowing nozzle are sequentially arranged in the second channel from top to bottom, the lower panel is attached to the peripheral side of the rotating wheel, the lower sealing plate is clamped at the lower end of the lower panel, the blowing nozzle is clamped on the lower sealing plate, and the blowing nozzle is positioned in a first cavity of the base; the lower panel and the lower sealing plate are provided with discharging channels.
In some utility models, a shielding block is arranged in the second channel, the upper end surface of the shielding block is attached to the peripheral side of the rotating wheel, a flow passage is formed in the upper end surface of the shielding block along the axis direction of the rotating wheel, and the flow passage penetrates through the shell and is communicated with the outside.
In some utility models, the outlet of the jet channel of the jet port is connected to a hose.
The noun, conjunctive or adjective parts referred to in the above technical solutions are explained as follows:
the fixed connection refers to the connection without any relative movement after the parts or components are fixed;
the rotational connection means that the connection between the parts can make the parts rotate with each other;
the threaded connection is detachable fixed connection, has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like, and is widely applied to the fields of mechanical engineering and connection structures;
sliding connection means that the connection between the parts allows the parts to slide relative to each other.
The utility model has the beneficial effects that:
the dry ice is quantitatively transported to the blanking groove by utilizing the rotary bin to be ejected, so that the feeding amount of the dry ice in the blanking groove in the ejection process is kept relatively uniform, the ejected dry ice amount is relatively uniform, and the cleaning effect is more uniform.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic exploded view of an embodiment of the present utility model;
FIG. 3 is a right side view of an embodiment of the present utility model;
fig. 4 is a cross-sectional view A-A of fig. 3, in accordance with an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
An embodiment of a dry ice high pressure blasting apparatus is described herein in connection with fig. 1 to 4, according to the concept of the present application. Specifically, the dry ice high-pressure blasting apparatus is configured as a split structure having four components of a feed bin 1, a rotary bin 2, a rotary wheel 4, and a drop bin 3. The dry ice in the feeding bin 1 falls onto the rotary bin 2 in the rotary bin 2 through self gravity until falling into the blanking groove 40 of the rotary wheel 4, the blanking groove 40 rotates from the upper end of the rotary bin 2 to the lower end of the rotary bin 2, the dry ice in the blanking groove 40 falls into the blanking bin 3, high-pressure gas flows through the blanking bin 3 through a ventilation channel of the high-pressure air vent 52 to drive the dry ice in the blanking bin 3 to be sprayed out from an air spraying channel of the air spraying port 51, an object to be cleaned is placed at an outlet of the air spraying channel of the air spraying port 51, and after dry ice particles drill into cracks of dirt, the dry ice particles are immediately vaporized, and the volume of the dry ice is instantaneously expanded by approximately 800 times; the solid dry ice particles which move at high speed are utilized for momentum change, sublimation, melting and other energy conversion, so that dirt, greasy dirt, residual impurities and the like on the surface of the cleaned object are quickly frozen, thereby being condensed, embrittled and stripped, and meanwhile, the solid dry ice particles are removed along with air flow, so that the surface of the cleaned object, particularly the metal surface, is not damaged, and the smoothness of the metal surface is not affected.
Referring to fig. 1 to 4, a dry ice high pressure blasting apparatus includes: the feeding bin 1 is used for throwing dry ice;
the rotary bin 2 is arranged below the feeding bin 1, the rotary bin 2 is provided with a rotary wheel 4 which rotates around the axis of the rotary wheel 4, and the circumferential surface of the rotary wheel 4 is provided with a blanking groove 40;
the blanking bin 3 is positioned below the rotary bin 2, an air jet 51 and a high-pressure air vent 52 are arranged at the inner bottom end of the blanking bin 3, and the air vent channel of the high-pressure air vent 52 and the air vent channel of the air jet 51 are positioned on the same straight line.
In the application, the upper part of the feeding bin 1 is in an opening shape, so that dry ice is conveniently put into the feeding bin 1 from the upper part of the feeding bin 1, dry ice particles are put into the feeding bin 1 in some occasions, small dry ice particles are utilized, the small dry ice particles are conveniently used, and the dry ice particles are vaporized immediately after drilling dirt cracks, and are cleaned; of course, in some cases, a dry ice crushing unit, such as a rotary crushing knife, may be provided in the feed bin 1, and the dry ice thrown into the feed bin 1 is crushed by the rotary crushing knife, so that the dry ice is miniaturized, such as tiny particles.
As in the present application, the purpose of the rotary bin 2 is to place the rotary wheel 4 in rotation, since the circumferential surface of the rotary wheel 4 is provided with the blanking grooves 40, the distribution of the blanking grooves 40 at this time can be understood and distributed around the circumference, as in the illustration of the present application, the blanking grooves 40 are uniformly distributed on the circumferential side of the rotary wheel 4 in a circumferential array, and of course, may be unevenly distributed in some cases; in the illustrated case, the drop channels 40 are distributed in two circular rows on the rotating wheel 4, i.e. in a plurality of rows, although in some cases the drop channels 40 are provided in only a single row; the blanking groove 40 is in a downward concave shape, the upper end surface of the blanking groove 40 is in a rectangular section, at the moment, the dry ice falls into the blanking groove 40 in a downward bucket shape; the dry ice is quantitatively transported to the blanking groove by utilizing the rotary bin 2 and is ejected, so that the feeding amount of the dry ice in the blanking groove 40 in the ejection process is kept relatively uniform, the ejected dry ice is relatively uniform, and the cleaning effect is uniform.
The blanking bin 3 is aimed at receiving dry ice dropped by the rotating wheel 4, as in the present application, the rotating wheel 4 rotates so that dry ice in the blanking slot 40 falls into the blanking bin 3; in the illustration, a first cavity 60 is formed in the middle of the base 6, a ventilation channel of the high-pressure vent 52 and a gas injection channel of the gas injection port 51 are also formed in the base 6, the first cavity 60 is positioned below the rotary bin 2, and at the moment, the first cavity 60 forms the blanking bin 3; in the present application, the first cavity 60, i.e. the blanking chamber 3, is formed cylindrically, although in other cases the shape of the blanking chamber 3 itself is not restricted.
When the dry ice feeding bin is used, dry ice in the feeding bin 1 falls onto the rotary bin 2 in the rotary bin 2 through self gravity until falling into the material dropping groove 40 of the rotary wheel 4, the rotary bin 2 rotates around the self axis to drive the material dropping groove 40 to rotate from the upper end of the rotary bin 2 to the lower end of the rotary bin 2, the material dropping bin 3 at the lower end of the rotary bin 2 drops into the material dropping groove 3 due to downward opening of the material dropping bin 3, high-pressure gas is connected into the material dropping groove 3 through the high-pressure air vent 52, and the high-pressure gas flows through the material dropping groove 3 through the ventilation channel of the high-pressure air vent 52 to drive the dry ice in the material dropping groove 3 to be ejected from the air injection channel of the air injection port 51, an object to be cleaned is placed at the air injection channel of the air injection port 51, and immediately gasified after the dry ice particles drill into dirt cracks, and the volume of the dry ice is instantaneously expanded by nearly 800 times; the solid dry ice particles which move at high speed are utilized for momentum change, sublimation, melting and other energy conversion, so that dirt, greasy dirt, residual impurities and the like on the surface of the cleaned object are quickly frozen, thereby being condensed, embrittled and stripped, and meanwhile, the solid dry ice particles are removed along with air flow, so that the surface of the cleaned object, particularly the metal surface, is not damaged, and the smoothness of the metal surface is not affected.
For the design of the feeding bin 1, in the application, a shell 7 is arranged, the upper end of the shell 7 is contracted to be rectangular, at the moment, a rectangular first channel 71 is reserved at the upper end of the shell 7, an upper panel 81, an upper sealing plate 82 and an upper cover plate 83 are sequentially arranged in the first channel 71 from bottom to top, the upper panel 81 is attached to the periphery of the rotating wheel 4, the upper sealing plate 82 is clamped on the upper panel 81, the upper cover plate 83 is clamped on the upper sealing plate 82, and the upper cover plate 83 is fixed on the shell 7; the upper panel 81, the upper sealing plate 82 and the upper cover plate 83 are provided with feed channels 80, and the entirety of the feed channels 80 at this time constitutes the feed bin 1.
The middle part of the casing 7 is cylindrical, for example, a cylindrical rotating bin 2 is arranged in the middle part of the casing 7, one side of the middle part of the casing 7 is opened, so that one end of the rotating bin 2 is opened, the rotating wheel 4 is positioned in the rotating bin 2, one side of the rotating wheel 4 is provided with a flange 41, and the rotating wheel 4 is connected with a speed reducer and a motor (the speed reducer and the motor are not shown in the illustration, and the speed reducer and the motor are understood to be conventional in the art, and the motor is used for driving the rotating wheel 4 to rotate at the moment, and the rotating wheel 4 can be driven by other rotating driving devices in some cases; when the dry ice conveying device is used, the motor drives the flange 41 to drive the rotary wheel 4 to rotate, so that the rotary wheel 4 can rotate, and if the rotary wheel 4 is required to convey dry ice.
For the design of the blanking bin 3, in the application, the lower end of the shell 7 is contracted to be rectangular, at the moment, a rectangular second channel is reserved at the lower end of the shell 7, a lower panel 91, a lower sealing plate 92 and a blowing nozzle 93 are sequentially arranged in the second channel from top to bottom, the lower panel 91 is attached to the peripheral side of the rotary wheel 4, the lower sealing plate 92 is clamped at the lower end of the lower panel 91, the blowing nozzle 93 is clamped on the lower sealing plate 92, and the blowing nozzle 93 is positioned in the first cavity 60 of the base 6; the lower panel 91 and the lower sealing plate 92 are provided with discharge passages 90, and the entirety of the discharge passages 90 at this time constitutes the blanking bin 3.
In the illustration of the present application, the air outlet of the air nozzle 93 is located at the air injection passage of the air nozzle 51, the air nozzle 93 blows air to inject dry ice located at the air nozzle 93 to the air injection passage of the air nozzle 51, and the air injection passage of the air nozzle 51 is used for injecting.
For the blowing nozzle 93, in some occasions, it can be understood that the blowing nozzle 93 is externally connected with a high-pressure air source through an air pipe to realize high-pressure blowing of the air nozzle; of course, in some occasions, as shown in the figure, at the junction of the ventilation channel of the high-pressure vent 52 and the air injection channel of the air injection port 51, the high-pressure air is connected through the high-pressure vent 52, and due to the connection of the high-pressure air, the high-pressure air flows through the blanking bin 3 through the ventilation channel of the high-pressure vent 52 to drive the dry ice in the blanking bin 3 to be injected from the air injection channel of the air injection port 51.
Aiming at the air injection channel of the air injection port 51, in actual use, the outlet of the air injection channel of the air injection port 51 is connected with a hose, and the hose gun head is manually held for oil stain injection cleaning of a workpiece.
In the illustration of the application, a step surface exists between the lower end surface of the second channel and the upper end surface of the base 6, and part of dry ice in the blanking groove 40 of the rotating wheel 4 falls onto the step surface in the falling process, in some preferred aspects of the application, a shielding block 101 is arranged in the second channel, the upper end surface of the shielding block 101 is attached to the peripheral side of the rotating wheel 4, a flow channel 102 is formed on the upper end surface of the shielding block 101 along the axial direction of the rotating wheel 4, and the flow channel 102 penetrates through the shell 7 and is communicated with the outside; in actual use, the shielding block 101 is used for shielding the step surface between the lower end surface of the second channel and the upper end surface of the base 6, so that the possibility that part of dry ice in the blanking groove 40 of the rotary wheel 4 falls into the step surface in the process of falling is reduced; in the dry ice spraying stage, the high-pressure gas flows through the blanking bin 3 through the ventilation channel of the high-pressure vent 52 to drive dry ice in the blanking bin 3 to be sprayed out of the air spraying channel of the air spraying port 51, and at the moment, the air pressure above the blanking bin 3 is reduced, so that part of air outside enters from the flow channel 102 and is sprayed out of the air spraying channel of the air spraying port 51, and during the process, the dry ice on the shielding block 101, especially the dry ice at the position of the flow channel 102, falls into the blanking bin 3 and is sprayed out.
The utility model provides a dry ice high-pressure spraying device which is further described below with reference to the accompanying drawings and the embodiment.
A dry ice high pressure blasting apparatus comprising: the feeding bin 1 is used for throwing dry ice;
the rotary bin 2 is arranged below the feeding bin 1, the rotary bin 2 is provided with a rotary wheel 4 which rotates around the axis of the rotary wheel 4, and the circumferential surface of the rotary wheel 4 is provided with a blanking groove 40;
the blanking bin 3 is positioned below the rotary bin 2, an air jet 51 and a high-pressure air vent 52 are arranged at the inner bottom end of the blanking bin 3, and the air vent channel of the high-pressure air vent 52 and the air vent channel of the air jet 51 are positioned on the same straight line.
When the dry ice feeding bin is used, dry ice in the feeding bin 1 falls onto the rotary bin 2 in the rotary bin 2 through self gravity until falling into the material dropping groove 40 of the rotary wheel 4, the rotary bin 2 rotates around the self axis to drive the material dropping groove 40 to rotate from the upper end of the rotary bin 2 to the lower end of the rotary bin 2, the material dropping bin 3 at the lower end of the rotary bin 2 drops into the material dropping groove 3 due to downward opening of the material dropping bin 3, high-pressure gas is connected into the material dropping groove 3 through the high-pressure air vent 52, and the high-pressure gas flows through the material dropping groove 3 through the ventilation channel of the high-pressure air vent 52 to drive the dry ice in the material dropping groove 3 to be ejected from the air injection channel of the air injection port 51, an object to be cleaned is placed at the air injection channel of the air injection port 51, and immediately gasified after the dry ice particles drill into dirt cracks, and the volume of the dry ice is instantaneously expanded by nearly 800 times; the solid dry ice particles which move at high speed are utilized for momentum change, sublimation, melting and other energy conversion, so that dirt, greasy dirt, residual impurities and the like on the surface of the cleaned object are quickly frozen, thereby being condensed, embrittled and stripped, and meanwhile, the solid dry ice particles are removed along with air flow, so that the surface of the cleaned object, particularly the metal surface, is not damaged, and the smoothness of the metal surface is not affected.
For the design of the feeding bin 1, in the application, a shell 7 is arranged, the upper end of the shell 7 is contracted to be rectangular, at the moment, a rectangular first channel 71 is reserved at the upper end of the shell 7, an upper panel 81, an upper sealing plate 82 and an upper cover plate 83 are sequentially arranged in the first channel 71 from bottom to top, the upper panel 81 is attached to the periphery of the rotating wheel 4, the upper sealing plate 82 is clamped on the upper panel 81, the upper cover plate 83 is clamped on the upper sealing plate 82, and the upper cover plate 83 is fixed on the shell 7; the upper panel 81, the upper sealing plate 82 and the upper cover plate 83 are provided with feed channels 80, and the entirety of the feed channels 80 at this time constitutes the feed bin 1.
The middle part of the casing 7 is cylindrical, for example, a cylindrical rotating bin 2 is arranged in the middle part of the casing 7, one side of the middle part of the casing 7 is opened, so that one end of the rotating bin 2 is opened, the rotating wheel 4 is positioned in the rotating bin 2, one side of the rotating wheel 4 is provided with a flange 41, and the rotating wheel 4 is connected with a speed reducer and a motor (the speed reducer and the motor are not shown in the illustration, and the speed reducer and the motor are understood to be conventional in the art, and the motor is used for driving the rotating wheel 4 to rotate at the moment, and the rotating wheel 4 can be driven by other rotating driving devices in some cases; when the dry ice conveying device is used, the motor drives the flange 41 to drive the rotary wheel 4 to rotate, so that the rotary wheel 4 can rotate, and if the rotary wheel 4 is required to convey dry ice.
For the design of the blanking bin 3, in the application, the lower end of the shell 7 is contracted to be rectangular, at the moment, a rectangular second channel is reserved at the lower end of the shell 7, a lower panel 91, a lower sealing plate 92 and a blowing nozzle 93 are sequentially arranged in the second channel from top to bottom, the lower panel 91 is attached to the peripheral side of the rotary wheel 4, the lower sealing plate 92 is clamped at the lower end of the lower panel 91, the blowing nozzle 93 is clamped on the lower sealing plate 92, and the blowing nozzle 93 is positioned in the first cavity 60 of the base 6; the lower panel 91 and the lower sealing plate 92 are provided with discharge passages 90, and the entirety of the discharge passages 90 at this time constitutes the blanking bin 3.
In the illustration of the present application, the air outlet of the air nozzle 93 is located at the air injection passage of the air nozzle 51, the air nozzle 93 blows air to inject dry ice located at the air nozzle 93 to the air injection passage of the air nozzle 51, and the air injection passage of the air nozzle 51 is used for injecting.
For the blowing nozzle 93, in some occasions, it can be understood that the blowing nozzle 93 is externally connected with a high-pressure air source through an air pipe to realize high-pressure blowing of the air nozzle; of course, in some occasions, as shown in the figure, at the junction of the ventilation channel of the high-pressure vent 52 and the air injection channel of the air injection port 51, the high-pressure air is connected through the high-pressure vent 52, and due to the connection of the high-pressure air, the high-pressure air flows through the blanking bin 3 through the ventilation channel of the high-pressure vent 52 to drive the dry ice in the blanking bin 3 to be injected from the air injection channel of the air injection port 51.
Aiming at the air injection channel of the air injection port 51, in actual use, the outlet of the air injection channel of the air injection port 51 is connected with a hose, and the hose gun head is manually held for oil stain injection cleaning of a workpiece.
In the illustration of the application, a step surface exists between the lower end surface of the second channel and the upper end surface of the base 6, and part of dry ice in the blanking groove 40 of the rotating wheel 4 falls onto the step surface in the falling process, in some preferred aspects of the application, a shielding block 101 is arranged in the second channel, the upper end surface of the shielding block 101 is attached to the peripheral side of the rotating wheel 4, a flow channel 102 is formed on the upper end surface of the shielding block 101 along the axial direction of the rotating wheel 4, and the flow channel 102 penetrates through the shell 7 and is communicated with the outside; in actual use, the shielding block 101 is used for shielding the step surface between the lower end surface of the second channel and the upper end surface of the base 6, so that the possibility that part of dry ice in the blanking groove 40 of the rotary wheel 4 falls into the step surface in the process of falling is reduced; in the dry ice spraying stage, the high-pressure gas flows through the blanking bin 3 through the ventilation channel of the high-pressure vent 52 to drive dry ice in the blanking bin 3 to be sprayed out of the air spraying channel of the air spraying port 51, and at the moment, the air pressure above the blanking bin 3 is reduced, so that part of air outside enters from the flow channel 102 and is sprayed out of the air spraying channel of the air spraying port 51, and during the process, the dry ice on the shielding block 101, especially the dry ice at the position of the flow channel 102, falls into the blanking bin 3 and is sprayed out.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (10)
1. A dry ice high pressure blasting apparatus comprising:
the feeding bin (1), the feeding bin (1) is used for throwing dry ice;
the rotary bin (2) is arranged below the feeding bin (1), the rotary bin (2) is provided with a rotary wheel (4) which rotates around the axis of the rotary wheel (4), and the circumferential surface of the rotary wheel (4) is provided with a blanking groove (40); and
the blanking bin (3) is positioned below the rotary bin (2), an air jet (51) and a high-pressure air vent (52) are arranged at the inner bottom end of the blanking bin (3), and the air vent channel of the high-pressure air vent (52) and the air jet channel of the air jet (51) are positioned on the same straight line.
2. The dry ice high pressure blasting apparatus as claimed in claim 1, wherein the drop chute (40) is circumferentially side of the rotating wheel (4) uniformly distributed in a circumferential array.
3. A dry ice high pressure blasting apparatus according to claim 2, wherein the drop chutes (40) are arranged in a plurality of rows on the peripheral side of the rotary wheel (4).
4. The dry ice high-pressure spraying device according to claim 1, wherein a first cavity (60) is formed in the middle of the base (6), a ventilation channel of the high-pressure vent (52) and a spraying channel of the spraying port (51) are formed in the base (6), and the first cavity (60) is located below the rotary bin (2).
5. The dry ice high-pressure spraying device according to claim 1, wherein a shell (7) is arranged, the upper end of the shell (7) is contracted to be rectangular, a first rectangular channel (71) is formed at the upper end of the shell (7), an upper panel (81), an upper sealing plate (82) and an upper cover plate (83) are sequentially arranged in the first channel (71) from bottom to top, the upper panel (81) is attached to the periphery of the rotating wheel (4), the upper sealing plate (82) is clamped on the upper panel (81), the upper cover plate (83) is clamped on the upper sealing plate (82), and the upper cover plate (83) is fixed on the shell (7); the upper panel (81), the upper sealing plate (82) and the upper cover plate (83) are provided with a feeding channel (80).
6. The dry ice high-pressure blasting apparatus as claimed in claim 5, wherein a rotary bin (2) having a cylindrical shape is provided in the middle of the housing (7), the rotary wheel (4) is disposed in the rotary bin (2), and a flange (41) is provided on one side of the rotary wheel (4).
7. A dry ice high pressure blasting apparatus as claimed in claim 6, wherein the flange (41) is connected to a decelerator and motor.
8. The dry ice high-pressure spraying device according to claim 5, wherein the lower end of the shell (7) is contracted to be rectangular, a rectangular second channel is arranged at the lower end of the shell (7), a lower panel (91), a lower sealing plate (92) and a blowing nozzle (93) are sequentially arranged in the second channel from top to bottom, the lower panel (91) is attached to the periphery of the rotating wheel (4), the lower sealing plate (92) is clamped at the lower end of the lower panel (91), the blowing nozzle (93) is clamped on the lower sealing plate (92), and the blowing nozzle (93) is positioned in the first cavity (60) of the base (6); the lower panel (91) and the lower sealing plate (92) are provided with discharge channels (90).
9. The dry ice high-pressure spraying device according to claim 1, wherein a shielding block (101) is arranged in the second channel, the upper end face of the shielding block (101) is attached to the periphery side of the rotating wheel (4), a flow channel (102) is formed in the upper end face of the shielding block (101) along the axis direction of the rotating wheel (4), and the flow channel (102) penetrates through the shell (7) and is communicated with the outside.
10. A dry ice high pressure blasting apparatus as claimed in claim 1, wherein the outlet of the blasting channel of the blasting port (51) is connected to a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320462359.5U CN219335221U (en) | 2023-03-13 | 2023-03-13 | Dry ice high-pressure spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320462359.5U CN219335221U (en) | 2023-03-13 | 2023-03-13 | Dry ice high-pressure spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219335221U true CN219335221U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320462359.5U Active CN219335221U (en) | 2023-03-13 | 2023-03-13 | Dry ice high-pressure spraying device |
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| Country | Link |
|---|---|
| CN (1) | CN219335221U (en) |
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2023
- 2023-03-13 CN CN202320462359.5U patent/CN219335221U/en active Active
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