KR102059838B1 - Dryice blasting apparatus - Google Patents

Abstract

The present invention relates to a washing device using dry ice. The washing device using dry ice can reduce the length and diameter of a rotor and consecutively spray a large amount of dry ice without stopping by rapidly supplying a large amount of dry ice. The washing device using dry ice can perform a function of supplying dry ice to the rotor by a hopper, and a function of sealing the rotor at same time. So, the washing device using dry ice does not require additional composition for sealing the rotor, and can seal the rotor by controlling intervals between the hopper and the rotor by a simple method. So, the washing device using dry ice can be used as rotors of various diameters are selectively applied to the washing device using dry ice. According to the present invention, the washing device using dry ice includes: a main body unit including the hopper and a mounting space, wherein the dry ice is injected into the hopper and the mounting space is connected to the hopper; the rotor installed in the mounting space of the main body unit and having a supply groove capable of receiving the dry ice dropped from an inlet of the hopper, wherein the rotor is installed in the lower part of the inlet of the hopper to rotate in place and the supply groove is formed on the circumference of the rotor; and a spray unit spraying the dry ice supplied from the rotor.

Description

Dry Ice Washer {DRYICE BLASTING APPARATUS}

The present invention relates to a dry ice washer, and more particularly, to a dry ice washer that can clean the various machinery, equipment, etc. by spraying dry ice at high speed with compressed air.

Conventional dry ice cleaning apparatus is to remove the foreign matter by spraying a hard dry ice particles harmless to industrial equipment and environment at high speed.

By controlling the amount and speed of dry ice sprayed to some extent, it is possible to remove foreign substances adhering to the surface of devices and products made of various materials such as ceramics, synthetic resins, rare metals, fiberglass, rubber, plastics, and steel. have. As soon as the dry ice particles collide with the surface, they are sublimed into harmless gases, removing only foreign matters without leaving any damage to the cleaning surface and leaving no secondary contaminants or moisture.

Adopting dry ice cleaning will extend the life of the equipment, saving investment costs for new dies, molds and molds. This reduces the overall operating costs by reducing the time needed for cleaning operations and the time and cost of collecting and treating secondary contaminants from conventional cleaning. It is now possible to completely clean production equipment or equipment without using volatile organic solvents (VOCs), substances that damage the ozone layer (ODS), and solvents that cause waste water, which are prohibited from use in environmental protection regulations on industrial sites. .

Dry ice cleaning is widely used in all industries such as food processing, confectionery, rubber, plastics, pharmaceuticals, automobile manufacturing, aircraft maintenance, aerospace, electronics, semiconductor industry, petrochemical, steelmaking, printing and casting industry. In all industries that still rely on conventional cleaning operations such as short blasting, steam cleaning, solvents, chemicals and hand scraping, dry ice cleaning can be used to reduce costs, improve productivity, improve quality, and protect the environment. A safe and clean working environment can be secured.

Looking at the configuration of the conventional dry ice cleaning device having the above advantages, the upper portion is formed wide and the lower portion is narrowly formed to fill the dry ice, the lower end of the hopper having an inlet and outlet, rotatably in the outlet of the hopper outlet And a rotor forming supply grooves to receive dry ice discharged from the outlet at regular intervals on the edge thereof, and the dry ice connected to the rotor supply grooves to be discharged from the supply grooves into the compressed air of the compressor. The state consists of supply lines.

Such a conventional dry ice cleaning device falls when the rotor is rotated by a motor and the rotor is rotated while the dry ice is discharged from the hopper and filled in the supply groove formed on the outer circumference. At this time, when the compressed air is injected from the compressor, the dry ice pellet is sprayed at a high speed to impinge on the surface of the cleaning object to remove the foreign matter layer.

However, the conventional dry ice cleaner has a problem in that the rotor does not drop dry ice continuously without a continuous drop, causing pulsation to occur in the process of washing the to-be-washed object, thereby lowering the washing efficiency and taking a long washing time.

In general, the dry ice cleaner should seal the hopper to prevent the discharge of compressed air to the outside. In the related art, the unit price of the product is unnecessarily increased because a separate configuration for sealing the rotor is provided. There is a problem that the structure of the.

Patent Registration No. 10-0363955 (Nov. 26, 2002)

The present invention has been made to solve the above problems of the prior art, while providing a dry ice cleaner capable of continuously spraying a large amount of dry ice on the object to be cleaned without interruption while reducing the diameter and length of the rotor. The purpose is.

In addition, there is also an object to provide a dry ice washer that does not have to provide a separate configuration for sealing the rotor by allowing the hopper to perform the function of supplying dry ice to the rotor and the function of sealing the rotor at the same time.

In addition, it is also an object to provide a dry ice cleaner that can be used by selectively applying a rotor of various diameters by allowing the rotor to be sealed by adjusting the gap between the hopper and the rotor in a simple manner.

Dry ice washer according to the present invention, the main body including a hopper and a hopper to which the dry ice is injected, is mounted in the mounting space of the main body portion, is installed rotatably in place below the outlet of the hopper The surface includes a rotor having a supply groove for receiving dry ice falling from the outlet, and an injection unit for spraying dry ice supplied from the rotor.

The main body part includes a lifting part and a support part spaced apart in the up and down directions because one side of the mounting space is incised.

And a displacement unit coupled to the main body and displacing the sealing force of the hopper relative to the rotor by contacting or spaced apart from the lifting unit by the forward or reverse rotation.

In addition, the main body discharge guide formed with a collecting groove for collecting the dry ice dropped from the hopper, a compressed air supply hole is connected to the air compressor for supplying compressed air to the collected dry ice and a discharge hole for discharging the dry ice It further includes.

A filter is inserted into the compressed air supply hole.

In addition, the rotor is formed in a circular block shape, can be rotated in place by the power of the motor,

The supply groove is continuously formed in two or more rows along the circumference of the rotor.

Then, the supply grooves formed in the respective rows are positioned diagonally to each other.

In addition, the supply grooves formed in any one row and the supply grooves formed in another column adjacent to the supply grooves are formed to cross each other in a diagonal direction so as to continuously supply the dry ice to the injection unit.

The supply grooves are formed in four rows in the rotor.

In addition, the injection unit,

A supply hose which is connected to the main body and transfers dry ice, an injection main body which is connected to the supply hose and receives dry ice, an injection nozzle which is connected to the injection main body and sprays dry ice, the supply hose and injection It includes a first and a second detachable portion for coupling or separating the nozzle to the spray body, respectively.

In addition, the injection body portion is further provided with an on / off switch for controlling the operation of the air supply.

In addition, further comprising a control module for controlling the motor and the air compressor,

The control module operates the air compressor for a predetermined time when the start signal is input to the injection unit to discharge foreign substances and water present in the collecting groove through the injection unit, and operates the motor when the termination signal is input to the injection unit. Is stopped and the air compressor is operated for a preset time so that foreign matter and moisture present in the collecting groove are discharged through the spray nozzle.

Dry ice cleaner according to the present invention, the supply groove for supplying dry ice is formed along the circumference of the rotor, any one of the supply groove and the other supply groove adjacent to the supply groove is arranged so as to be positioned diagonally to each other of the rotor Since it is continuously formed at a predetermined interval on the circumferential surface, it is possible to supply a large amount of dry ice quickly and continuously spray without breaking.

In addition, since the hopper performs the function of supplying dry ice to the rotor and the function of sealing the rotor at the same time, it is not necessary to prepare a separate configuration for sealing the rotor, thereby simplifying the configuration and significantly reducing the unit cost of the product. It can be effective.

In addition, the rotor can be sealed by adjusting the gap between the hopper and the rotor by simply operating the bolt in a forward or reverse direction, and it is possible to selectively apply rotors having various diameters.

Therefore, there is no need to provide all the sealing configuration for each diameter of the rotor, there is an effect that can provide economical and ease of use.

1 is an exploded perspective view showing a dry ice cleaner according to the present invention.
Figure 2 is a perspective view showing a main body applied to a dry ice washer according to the present invention.
Figure 3 is a perspective view showing a dry ice cleaner according to the present invention.
Figure 4 is a perspective view of the first and second detachable parts applied to the dry ice washer according to the present invention.
Figure 5 is a perspective view showing the operation of the spray unit applied to the dry ice cleaner according to the present invention.
Figure 6 is a block diagram showing the connection of the control module, the motor, the air compressor in the dry ice cleaner according to the present invention.
Figure 7 is a cross-sectional view showing the upper mold, the lower mold, the elevating drive unit applied to the dry ice cleaner according to the present invention.
8 and 9 is a view showing the operating state of the rotating plate, the rotating guide shaft, the rotating driving unit applied to the dry ice cleaner according to the present invention.

Advantages and features of the present invention, and methods for achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but can be implemented in various different forms, and only the embodiments make the disclosure of the present invention complete, and the general knowledge in the art to which the present invention belongs. It is provided to fully inform the person having the scope of the invention, which is defined only by the scope of the claims. Like reference numerals refer to like elements throughout.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Like parts are designated by like reference numerals throughout the specification.

1 is an exploded perspective view showing a dry ice washer according to the present invention, Figure 2 is a perspective view showing a main body applied to a dry ice washer according to the present invention, Figure 3 is a combination showing a dry ice washer according to the present invention 4 is a perspective view illustrating a first and a second detachable part applied to a dry ice washer according to the present invention, and FIG. 5 is a perspective view illustrating an operation of the first and second detachable part applied to a dry ice washer according to the present invention. 6 is a block diagram illustrating a connection relationship between a control module, a motor, and an air compressor in the dry ice cleaner according to the present invention.

Dry ice cleaner 1 according to the present invention may include a main body 10, the rotor 20, the displacement unit 50, the air compressor 40, the injection unit 30.

The main body 10 is configured to fix the rotor 20 and to supply dry ice D in the form of pellets to the rotor 20.

To this end, as shown in FIG. 2, a hollow mounting space 10a is formed in the main body 10 to be mounted on the outer periphery of the rotor 20, and an opening is formed on the upper surface thereof.

A hopper 11 for supplying dry ice D to the rotor 20 is formed in the opening of the main body 10, and dry ice sucked into the rotor 20 is provided on the bottom surface of the mounting space 10a. A drop hole 10b in the form of a long hole for dropping D) is formed.

Hopper 11 is a barrel that can fill the dry ice (D) is formed to gradually narrow the width from the top to the bottom, the outlet is formed at the bottom facing the top of the rotor 20.

At this time, the hopper 11 is to seal (sealing) to the rotor 20 by the operation of the displacement unit 50, which will be described later, is formed of a material that can maintain the airtight, such as silicone, rubber.

In addition, the main body 10 may include a fastening part 17 to which the displacement part 50, which will be described later, is fastened, and an elevating part 12 to transmit an action force of the displacement part 50 to the rotor 20. The support unit 13, an introduction guide 14 for guiding the input of the dry ice D, an emission guide 15 for guiding the discharge of the dry ice D, and a rotation guide for guiding rotation of the rotor 20 ( It further includes 16).

First, the fastening part 17 has a structure protruding laterally from the upper portion of the body portion 10 to face the lifting portion 12, a plurality of fastening holes to which the displacement portion 50 is fastened along the longitudinal direction 17a is formed at regular intervals.

The elevating part 12 and the supporting part 13 are formed to be spaced apart in the up and down directions due to one side of the mounting space 10a of the main body 10 being cut away. It will be described in detail with.

The input guide 14 may be formed in a rectangular frame having a predetermined height and area, may be bolted to the upper surface of the main body 10, and the dry ice D may be introduced and connected to the opening of the main body 10. Inlet port 14a is formed.

The discharge guide 15 may be formed in a rectangular block shape having a predetermined height and area, and may be bolted to the bottom surface of the main body 10.

The discharge guide 15 may have a collecting groove 15a opposed to the falling hole 10b of the main body 10 to collect dry ice D dropped through the falling hole 10b. .

In addition, a filter (not shown) for filtering water or oil generated from the dry ice D may be provided on the bottom surface of the collection groove 15a so as to be replaceable.

And, one side of the discharge guide 15 is formed with a discharge hole (15c) is connected to the collecting groove (15a) and coupled to the injection unit 30 to be described later, the other side is connected to the collecting groove (15a) will be described later Compressed air supply hole 15b to which the air compressor 40 is coupled is formed.

In addition, a filter F is inserted into and fixed to the compressed air supply hole 15b for filtering foreign substances mixed in the compressed air of the air compressor 40.

Therefore, only clean compressed air and dry ice can be sprayed on the object to be cleaned.

In addition, the front and rear sides of the discharge guide 15, the receiving groove (15d) for receiving the rotation guide 16 is formed in the direction of the collecting groove (15a).

Rotation guide 16 may be formed in a polygonal plate shape, it is composed of two pairs may be bolted to the discharge guide 15 in the lower side is respectively accommodated in the receiving groove (15d).

The upper side of the rotation guide 16 is formed with a mounting hole (16a) formed in a circular shape facing the end of the mounting space (10a), the rotor 20 can be smoothly rotated in place in the mounting hole (16a) Bearing B is fixed.

In addition, a C ring (not shown) may be fixed to the end of the mounting hole 16a to prevent the detachment by supporting the bearing B. FIG.

On the other hand, the rotor 20 is formed in a circular block shape having a constant diameter and length.

Rotor 20 is accommodated in the mounting space (10a) is wrapped around the outside of the main body portion 10 is disposed below the outlet of the hopper 11, both sides protrude and mounted on the bearing (B), respectively, one central portion It may be connected to the motor M and rotated in place.

Supply groove (20a) is supplied along the circumferential direction of the rotor 20 is supplied to the collection groove (15a) that is supplied with the dry ice (D) falling from the outlet port and the injection portion 30 and the air compressor 40 Is formed.

In this case, the plurality of supply grooves 20a may be continuously formed in two or more rows along the circumference of the rotor 20, and FIG. 1 illustrates an example in which the supply grooves 20a are formed in four rows.

In addition, the supply grooves 20a formed in the respective rows are positioned diagonally to each other.

Furthermore, the supply groove 20a formed in one row and the supply groove 20a formed in another column adjacent to the supply groove 20a cross each other diagonally so as to continuously supply the dry ice D to the collection groove. Is formed.

On the other hand, the displacement unit 50 is to allow the hopper 11 to seal the rotor 20, it may be applied to the bolt.

The displacement part 50 may be lifted while being fastened in the forward or reverse direction by being fastened to the fastening holes of the fastening part, respectively, and its bottom surface may face the top surface of the lift part 12.

The displacement part 50 is gradually lowered as it is rotated in the forward direction, and presses the elevating part 12 so that the elevating part 12 is closer to or comes into contact with the support part 13, and as it is rotated in the reverse direction, the elevating part is gradually elevated. (12) away from the support (13). In this case, the hopper 11 formed integrally with the main body 10 is raised or lowered in correspondence with the rotational direction of the displacement part 50 so that the lower end of the hopper 11 is contacted or spaced apart from the rotor 20.

Therefore, by properly controlling the displacement unit 50 according to the diameter of the rotor 20 and sealing it with the hopper 11, the compressed air of the air compressor 40 does not leak between the rotor 20 and the hopper 11. can do.

On the other hand, the air compressor 40 is to provide the compressed air which is the initial power for the injection portion 30 injecting the dry ice (D), is fixed to the compressed air supply hole (15b) of the main body portion 10 It includes an air hose 41 is connected to the space of the collecting groove (15a), and generates compressed air so that the dry ice (D) collected in the collecting groove (15a) is launched to the outside through the injection unit 30 .

On the other hand, the injection unit 30 is to spray the dry ice (D) supplied from the rotor 20, is fixed to the discharge hole (15c) of the main body portion 10 is connected to the space of the collection groove (15a) Dry hose supplied from the supply hose 31 and connected to the supply hose 31 and the supply hose 31 for receiving and transporting the dry ice D of the collecting groove 15a when the air compressor 40 is operated. (D) an injection nozzle 33 having a passage hole for passing through therein and a connection hose 331 connected to the injection main body 32 to spray dry essence D, The first and second detachable parts 34 and 35 may be coupled to or separated from the supply hose 31 and the connection hose 331 to the injection body part 32, respectively.

Here, the injection body 32 is provided with an on / off switch (S) for controlling the operation of the air compressor (40).

That is, by pressing the on / off switch S once, the air compressor 40 continues to operate to continuously spray the dry ice D in the collecting groove 15a. When the on / off switch is pressed again, the air compressor is pressed again. By the operation of the 40 is stopped, it is possible to reduce the fatigue of the operator and provide convenience in use.

The first and second detachable parts 34 and 35 allow the supply hose 31 and the connection hose 331 to be coupled or separated from the injection body part 32 in a one-touch manner, each of which is an injection body part 32. It is fixed to the inlet and outlet side of the through-hole, is formed in a cylindrical shape, the inside is connected to the through-hole of the injection body portion 32, the inner circumferential body portion formed with a plurality of pressure balls (342, 352) spaced apart from each other 341 and 351, fixed to the ends of the supply hose 31 and the connection hose 331 and formed in a cylindrical shape, the inside is connected to the through-hole of the injection body portion 32 and mounted inside the body 341,351 The outer surfaces of the inlet parts 343 and 353 and the body parts 341 and 351, which are pressed by the pressing balls 342 and 352, respectively, and include operating parts 344 and 354 which can be moved forward or backward with respect to the injection body part 32. can do.

In addition, the pressing balls 342 and 352 are installed through the body parts 341 and 351 to be moved to the inner space side or the outside of the body parts 341 and 351 and are elastically supported by a spring (not shown), and the operating parts 344 and 354. Its operation is controlled by the forward or backward movement of.

In addition, when the operating portions 344 and 354 are elastically supported by a spring (not shown) and artificially retracted, the operating portions 344 and 354 are automatically advanced and returned to their original positions.

That is, by holding the operating parts 344 and 354 backwards to release the pressing balls 342 and 352, inserting the inlet parts 343 and 353 into the interior of the body parts 341 and 351, and then removing the hands from the operating parts 344 and 354. The pressurizing balls 342 and 352 press and fix the outer surfaces of the inlet parts 343 and 353, and the supply hose 31 and the connection hose to the injection body part 32 through the first and second detachable parts 34 and 35. 331 can be easily combined or separated in a one-touch manner. As a result, when an abnormality occurs in the supply hose 31 and the connection hose 331 or becomes obsolete, it can be easily and quickly replaced with a new one.

Next, the operation and specific effects of the dry ice cleaner according to the present invention will be described.

First, before the rotor 20 is rotated, the air compressor 40 is operated to inject air into the collection groove 15a for a predetermined time, and sprays various foreign substances such as water and dust present in the collection groove 15a. By discharging to the outside through the (30), only the clean dry ice (D) to be in a state that can be sprayed to the cleaning object.

Thereafter, after the operation of the air compressor 40 is stopped, the rotational force is transmitted to the rotor 20 by the motor M, and then the dry ice D is introduced into the hopper 11 while the rotor 20 is rotated in place. Dry ice (D) is discharged from the outlet of the hopper 11 is filled in the supply groove (20a) formed in the circumference. The dry ice (D) filled in the supply groove (20a) is rotated with the rotor (20) and is dropped by its own weight through the dropping hole (10b) of the body portion 10, the collecting groove (15a) of the discharge guide 15 Is collected on.

At this time, when the compressed air is supplied to the collection groove 15a by operating the air compressor 40, the dry ice D is sprayed at high speed through the spray unit 30 and collides with the surface of the object to be cleaned, thereby depositing a foreign substance layer on the surface. Rapid freezing at a very low temperature to clean off by coming off.

Subsequently, when the washing of the washing object is completed, the motor (M) is stopped to stop the rotation of the rotor (20), and then the air compressor (40) is operated once again to inject air into the collecting groove (15a) for a predetermined time. This can be done by removing foreign objects.

Looking at the effect shown in the dry ice washer (1) according to the invention a plurality of supply grooves (20a) is formed along the circumference of the rotor 20, any one of the supply groove (20a) and the supply groove (20a) Adjacent other supply grooves 20a are arranged to be positioned diagonally to each other and are formed continuously on the circumferential surface of the rotor 20 at predetermined intervals so that the dry ice D dropped from the hopper 11 is collected in the collecting grooves 15a. It can be continuously supplied to the continuously, this dry ice (D) can be continuously sprayed to the object to be cleaned through the injection unit 30 can be improved cleaning efficiency.

In addition, it is possible to reduce the diameter and length of the rotor 20 through the above-described arrangement characteristics of the supply groove (20a) to significantly reduce the manufacturing cost of the product, even if the overall size of the rotor 20 is reduced supply groove (20a) ) A large amount of dry ice (D) can be supplied quickly to continuously spray without breakage, thereby improving the washing efficiency, thereby providing a dry ice cleaner having excellent performance and quality.

And, the dry ice cleaner 1 according to the present invention, the hopper 11 performs the function of supplying the dry ice (D) to the rotor 20 and the function of sealing the rotor 20 at the same time, the rotor 20 ), The configuration can be simplified and the unit cost of the product can be significantly reduced.

Furthermore, the rotor 20 may be sealed by adjusting the distance between the hopper 11 and the rotor 20 by simply operating the displacement unit 50 in the forward or reverse direction, and thus, the diameter of the rotor 20 may be adjusted. Accordingly, the displacement unit 50 can be properly controlled and sealed by the hopper 11, so that the rotor 20 having various diameters can be selectively applied and used, and all the sealing configurations are provided for each diameter of the rotor 20. There is no need to do so, it can provide economical and convenience of use.

Moreover, the dry ice cleaner according to the present invention further includes a control module 70 for controlling the motor M and the air compressor 40, wherein the control module 70 includes an on / off switch S by an operator. When the start signal is input to the injection unit 30 by pressing, the air compressor 40 is pre-operated for a predetermined time so that foreign matter and water present in the collecting groove 15a are discharged through the injection nozzle 33. do.

Subsequently, the control module 70 also operates the motor M. As soon as the dry ice D is directly put into the hopper 11, only clean compressed air and dry ice are sprayed onto the object to be cleaned.

In addition, the control module 70 stops the operation of the motor M and the air compressor 40 when the end signal is input to the injection unit 30 as the operator presses the on / off switch S once again. It operates for a predetermined time so that the foreign matter and water present in the collection groove (15a) is discharged through the injection nozzle (33).

Next, the shaping unit 60 applied to the dry ice cleaner 1 according to the present invention will be described with reference to FIGS. 7 to 9.

7 is a cross-sectional view showing an upper mold, a lower mold, and an elevating driving part applied to a dry ice cleaner according to the present invention, and FIGS. 8 and 9 illustrate a rotating plate, a rotating guide shaft, and a rotating driving part applied to the dry ice washer according to the present invention. Fig. 11 shows the operating state of the.

The molding unit 60 forms a plurality of peaks D1 and valleys D2 that intersect each other on the circumferential surface of the dry ice D, and the upper mold 61, the lower mold 62, and the elevating driving unit 63. ), A pivoting plate 64, a pivoting guide shaft 65, and a pivoting driving part 66.

Along the longitudinal direction of the upper mold 61 is formed in a semi-circular shape with the upper surface open, the first receiving groove (61a) is formed at a predetermined interval, the first receiving groove 61a is accommodated in the lower portion of the dry ice (D), the first receiving groove A plurality of first pressing protrusions 611 for pressing the dry ice D to form the peak portion D1 and the valley portion D2 are formed at a predetermined interval.

The lower mold 62 is disposed on the upper side of the upper mold 61 and is formed in a semicircular shape with an open bottom in the longitudinal direction thereof to face the first accommodating grooves 61a and the first accommodating groove 61a. The second accommodation grooves 62a, which are accommodated in the upper portion of the dry ice D accommodated therein, are formed at a predetermined interval, and press the dry ice D to the second accommodation grooves 62a to mount the ridges D1 and the valleys ( A plurality of second pressing protrusions 621 forming D2) are formed at regular intervals.

In this case, the first pressing protrusion 611 and the second pressing protrusion 621 may be formed in a semi-circular shape or a quadrangular shape so that the peak portion D1 is formed in a curved or rectangular shape. It was.

The lifting driving unit 63 may be formed as a hydraulic cylinder, and lowers the lower mold 62 so that the dry ice D is pressed against the first pressing protrusion 611 and the second pressing protrusion 621.

At this time, the elevating drive unit 63 lowers the upper mold 61 to reach a position in close contact with or close to the lower mold 62.

That is, the recessed portion D1 is formed in portions pressed by the first pressing protrusion 611 and the second pressing protrusion 621 of the dry ice D, and the first pressing protrusion 611 and the second pressing protrusion 621 are formed. In the portions not pressurized by the pressing protrusion 621, the peak portion D1 is formed.

Then, after the dry ice (D) is molded, the upper mold 63 is raised through the elevating driving unit 63 to take out the dry ice D accommodated in the first accommodating groove 61a, and then the rotating plate 64. Move to.

The rotating plate 64 faces the main body 10 and is positioned higher than the feeding guide 14, and the dry ices D formed on the upper surface thereof are seated.

The up and down direction rotation guide shaft 65 is fixed to one side of the bottom surface of the rotation plate 64, so that the rotation plate 64 can be rotated in the up, down direction.

Rotating driving unit 66 may be formed of a hydraulic cylinder, the piston is fixed to the other side of the bottom surface of the rotating plate 64, it is possible to rotate the rotating plate 64 in the up and down direction.

That is, when hydraulic pressure is injected into the rotation driving unit 66, the piston is raised, and thus, the rotating plate 64 is rotated in the upward direction so that the dry ice (D) seated on the upper surface is automatically introduced into the hopper 11. .

In this way, the dry ice (D) injected into the hopper 11 is sprayed on the object to be cleaned in the manner described above to remove the foreign matter layer.

In particular, when a plurality of grooves smaller than the dry ice (D) are formed due to the impact on the cleaning object, there is a problem that the dry ice (D) does not come into contact with the foreign material layer buried in the groove and thus the foreign material layer cannot be removed. However, the dry ice cleaner 1 according to the present invention may remove the foreign material layer by intensively spraying the dry ice (D), which has been completed, to the groove portion of the object to be cleaned.

That is, when spraying the dry ice (D) molded in the groove of the object to be cleaned, the acid (D1) of the dry ice (D) is introduced into the groove of the object to be cleaned is in contact with the foreign matter layer buried on the surface of the groove.

Therefore, when the groove is formed in the object to be cleaned, the dry ice (D) that is not formed is first put into the hopper 11 to remove the foreign matter layer on the portion where the groove is not formed, and then the dry ice (D) where the molding is completed. To the hopper (11) by spraying intensively in the groove portion of the object to be cleaned is to wash the entire object completely.

Of course, if there are no grooves in the object to be cleaned, only the non-molded dry dry ice (D) may be used to clean the object.

Those skilled in the art will appreciate that the present invention can be embodied in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive. The scope of the present invention is indicated by the scope of the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalent concept are included in the scope of the present invention. Should be interpreted.

1: dry ice cleaner 10: main body
10a: mounting space 10b: drop hole
11: hopper 12: lifting unit
13 support portion 14 input guide
14a: Inlet 15: Outlet guide
15a: collecting groove 15b: compressed air supply hole
15c: discharge hole 15d: receiving groove
16: rotation guide 16a: mounting hole
17: fastening portion 17a: fastening hole
30: injection part 31: supply hose
32: injection body portion 33: injection nozzle
331: connection hose 34: the first removable part
341,351: body portion 342,352: pressurized ball
343,353: Entry part 344,354: Operation part
35: second detachable portion 40: air compressor
41: air hose 50: displacement part
60: molding 61: upper mold
61a: first receiving groove 611: first pressing projection
62: lower mold 62a: second receiving groove
621: second pressing projection 63: elevating drive unit
64: rotating plate 65: rotating guide shaft
66: driving unit

Claims (11)

A main body having a hopper into which dry ice is introduced, a mounting space connected to the hopper, and a lifting part and a support part spaced apart in the up and down directions because one side of the mounting space is cut away;
A rotor mounted in a mounting space of the main body, the rotor having a supply groove formed in the lower portion of the outlet of the hopper so as to be rotated in place and receiving dry ice falling from the outlet;
An injection unit for injecting dry ice supplied from the rotor,
And a displacement part which is fastened to the main body and displaces the sealing force of the hopper relative to the rotor by contacting or spaced apart from the lifting part by the forward or reverse rotation.
delete The method of claim 1,
The main body further includes a discharge guide having a collection groove in which dry ice dropped from the hopper is collected, a compressed air supply hole connected to an air compressor for supplying compressed air to the collected dry ice, and a discharge hole through which dry ice is discharged. Included dry ice washer.
The method of claim 3,
Dry ice cleaner is inserted into the compressed air supply hole.
The method of claim 3,
The rotor is formed in a circular block shape, can be rotated in place by the power of the motor,
The supply groove is a dry ice cleaner, which is formed continuously in two or more rows along the circumference of the rotor.
The method of claim 5,
Dry groove cleaners formed in each row are positioned diagonally to each other.
The method of claim 6,
And a supply groove formed in one row and a supply groove formed in another column adjacent to the supply groove are formed to cross each other in a diagonal direction so as to continuously supply dry ice to the collection groove.
The method of claim 7, wherein
The supply groove is a dry ice washer formed in four rows of the rotor.
The method of claim 5,
The injection unit,
A supply hose connected to the main body and configured to transfer dry ice;
An injection body part connected to the supply hose to receive dry ice;
An injection nozzle connected to the injection body part and spraying dry ice;
Dry ice washer comprising a first and a second detachable portion for coupling or separating the supply hose and the injection nozzle to the injection body, respectively.
The method of claim 9,
Drying ice washer is formed on the injection body portion further on / off switch for controlling the operation of the air supply.
The method of claim 9,
Further comprising a control module for controlling the motor and the air compressor,
The control module operates the air compressor for a predetermined time when the start signal is input to the injection unit to discharge foreign substances and water present in the collecting groove through the injection unit, and operates the motor when the termination signal is input to the injection unit. Dry ice cleaner to stop the air and operate the air compressor for a predetermined time to discharge the foreign matter and water present in the collecting groove through the spray nozzle.

Images