Nozzle of carbon dioxide cleaning machine

Abstract

The utility model provides a carbon dioxide cleaning machine nozzle which comprises a cleaning machine body, a feeding port is formed in the top of the cleaning machine body, dry ice can enter the cleaning machine body through the feeding port, and a first smashing mechanism is arranged in the cleaning machine body. A plurality of lower clamping seats capable of being adjusted up and down are arranged on the outer side of the cleaning machine body and connected with one another, lower clamping grooves are formed in the tops of the lower clamping seats, and injection pipes are installed on the inner sides of the lower clamping grooves. The lower clamping seat, the lower clamping groove, the plug pin groove, the upper clamping seat, the upper clamping groove, the plug pin block, the motor, the screw rod, the movable block and the connecting block are arranged in a matched mode, the injection pipe and the nozzle body can be stably supported and can be automatically adjusted up and down, objects can be conveniently and comprehensively cleaned, use is more convenient, and practicability is high. And the stability of the nozzle in the cleaning process is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of carbon dioxide cleaning machines, and in particular relates to a nozzle for a carbon dioxide cleaning machine. Background Art

[0002] Carbon dioxide cleaning is also called dry ice cleaning. Dry ice cleaning machine is a type of cleaning machine. Dry ice cleaning has been developing rapidly around the world. The cleaning system uses high-pressure air to spray dry ice particles from the dry ice cleaning machine onto the working surface to be cleaned, and uses the physical reflection of temperature difference to make different substances separate at different shrinkage speeds. When the dry ice particles at -78 degrees Celsius come into contact with the surface of the dirt, they will produce a brittle explosion phenomenon, causing the dirt to shrink and loosen. Then the dry ice particles will instantly vaporize and expand 800 times, generating a strong peeling force, quickly and thoroughly removing the dirt from the surface of the object, thereby achieving a fast, efficient, safe and energy-saving cleaning effect.

[0003] The dry ice particles sprayed out by the existing dry ice cleaning machine nozzles contain some larger particles, which are not conducive to cleaning. After searching, for example, the application with patent application number CN202120280842.2 discloses a nozzle for a dry ice cleaning machine, including: a cleaning machine body, a dry ice delivery box fixedly installed in the cleaning machine body, a control console fixedly installed above one end of the cleaning machine body, a number of pipe fixing clamps fixedly installed on both sides of the cleaning machine body, and a delivery pipe fixedly connected to one side of the cleaning machine body. This application uses pipe fixing clamps to clamp and fix the delivery pipe when it is not in use, but the cleaning machine nozzle needs to be manually supported when in use, and the nozzle has a strong impact force when spraying dry ice for cleaning, and the manually operated nozzle is easily damaged. Utility Model Content

[0004] 1. Purpose of the utility model:

[0005] In view of the above technical problems, the utility model provides a carbon dioxide cleaning machine nozzle to solve the technical problems mentioned in the background technology.

[0006] 2. Technical solution:

[0007] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: a carbon dioxide cleaning machine nozzle, including a cleaning machine body, a feed port is provided on the top of the cleaning machine body, dry ice can enter the interior of the cleaning machine body through the feed port, and a first crushing mechanism is provided inside the cleaning machine body; a plurality of lower clamping seats that can be adjusted up and down are provided on the outside of the cleaning machine body, and the plurality of lower clamping seats are connected to each other, a lower clamping groove is provided on the top of the lower clamping seat, an injection pipe is installed on the inner side of the lower clamping groove, an upper clamping seat is hinged on one side of the lower clamping seat, an upper clamping groove is provided on one side of the upper clamping seat, and the upper clamping groove can abut against the upper side wall of the injection pipe.

[0008] A further improvement is that a motor is fixedly installed at the bottom of one side of the cleaning machine body, a screw is connected to the output end of the motor, a movable block is threadedly connected to the outer side of the screw, a connecting block is fixedly connected to one side of the movable block, and the connecting block is fixedly connected to the side wall of the lower seat.

[0009] A further improvement is that a delivery pipe is provided at one end of the injection pipe, and the injection pipe and the delivery pipe are threadedly installed. The delivery pipe vertically passes through the inner side of the connecting block and its bottom end is connected with the inside of the cleaning machine body. A slide groove is correspondingly opened on the side wall of the cleaning machine body, and the movable block slides up and down on the inner side of the slide groove on the side away from the connecting block.

[0010] A further improvement is that a limiting plate is fixedly connected to one side of the plurality of lower clamping seats, a latch block is connected to one end of one side of the upper clamping seat, a latch slot is provided at one end of the top of the lower clamping seat, and a latch structure is formed between the latch block and the latch slot.

[0011] A further improvement is that: a rotating shaft is rotatably connected to the inner side of the injection pipe, a plurality of crushing knives are distributed on the outer side wall of the rotating shaft, a threaded barrel is provided at the end of the injection pipe away from the conveying pipe, a threaded column is threadedly connected to the inner side of the threaded barrel, a first sealing ring is provided at the connection between the threaded barrel and the threaded column, a connecting sleeve is connected to one end of the threaded column, a second sealing ring is provided at the connection between the threaded column and the connecting sleeve, a nozzle body is connected to one side of the connecting sleeve, and a third sealing ring is provided at the connection between the second sealing ring and the nozzle body.

[0012] 3. Beneficial effects:

[0013] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0014] The utility model firstly can stably support the spray pipe and the nozzle body through the mutual coordination arrangement among the lower clamping seat, the lower clamping slot, the latch slot, the upper clamping seat, the upper clamping slot, the latch block, the motor, the screw rod, the movable block and the connecting block, and can automatically realize the up and down adjustment, so as to facilitate more comprehensive cleaning of objects, be more convenient to use, and improve the stability in the nozzle cleaning process; secondly, through the arrangement of the first crushing mechanism, the rotating shaft and the crushing knife, the crushing effect of dry ice can be improved, so that the dry ice can be better sprayed out, and with the arrangement of the threaded barrel, the threaded column, the first sealing ring, the connecting sleeve, the second sealing ring and the third sealing ring, the nozzle body can be disassembled and replaced, and the sealing of the connection between the components can be maintained during the dry ice spraying stage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a left-side structural schematic diagram of the nozzle body of the utility model;

[0017] Figure 3 It is a schematic diagram of the exploded structure of the connection between the nozzle body and the injection pipe of the utility model.

[0018] Reference numerals:

[0019] 1. Cleaning machine body; 2. Feed inlet; 3. Lower holder; 301. Lower slot; 302. Pin slot; 4. Spray pipe; 5. Upper holder; 501. Upper slot; 502. Pin block; 6. Motor; 7. Screw; 8. Movable block; 9. Connecting block; 10. Delivery pipe; 11. Limiting plate; 12. Rotating shaft; 1201. Crushing knife; 13. Threaded barrel; 14. Threaded column; 15. First sealing ring; 16. Connecting sleeve; 17. Second sealing ring; 18. Nozzle body; 19. Third sealing ring. DETAILED DESCRIPTION

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items. Example

[0023] Reference Figure 1-3A carbon dioxide cleaning machine nozzle comprises a cleaning machine body 1, a feeding port 2 is arranged on the top of the cleaning machine body 1, dry ice can enter the interior of the cleaning machine body 1 through the feeding port 2, a first crushing mechanism is arranged inside the cleaning machine body 1, dry ice is put into the interior of the cleaning machine body 1 through the feeding port 2, and large pieces of dry ice are first crushed by the first crushing mechanism inside the cleaning machine body 1; a plurality of lower clamping seats 3 which can be adjusted up and down are arranged on the outside of the cleaning machine body 1, the plurality of lower clamping seats 3 are connected to each other, a lower clamping groove 301 is opened on the top of the lower clamping seat 3, a spray pipe 4 is installed on the inner side of the lower clamping groove 301, an upper clamping seat 5 is hinged on one side of the lower clamping seat 3, an upper clamping groove 501 is opened on one side of the upper clamping seat 5, the upper clamping groove 501 can abut against the upper side wall of the spray pipe 4, and the spray pipe 4 is limited and clamped on the inner sides of the lower clamping groove 301 and the upper clamping groove 501 to maintain its stability in use.

[0024] In this embodiment, a motor 6 is fixedly installed at the bottom of one side of the cleaning machine body 1, a screw rod 7 is connected to the output end of the motor 6, a movable block 8 is connected to the external thread of the screw rod 7, a connecting block 9 is fixedly connected to one side of the movable block 8, and the connecting block 9 is fixedly connected to the side wall of the lower base 3.

[0025] It should be noted that when the power is turned on, the motor 6 drives the screw 7 to rotate, and the screw 7 drives the movable block 8 to move steadily downward on the inner side of the slide groove, driving the lower holder 3 downward, so that the injection pipe 4 can move downward. By utilizing the up and down movement of the injection pipe 4, the objects can be cleaned up and down, thereby expanding the cleaning range and improving the cleaning efficiency.

[0026] In this embodiment, a delivery pipe 10 is provided at one end of the injection pipe 4, and the injection pipe 4 and the delivery pipe 10 are threadedly installed. The delivery pipe 10 vertically passes through the inner side of the connecting block 9 and its bottom end is connected to the inside of the cleaning machine body 1. A slide groove is correspondingly opened on the side wall of the cleaning machine body 1, and the movable block 8 slides up and down on the inner side of the slide groove away from the connecting block 9.

[0027] It should be noted that by threading one end of the injection pipe 4 to the delivery pipe 10, the injection pipe 4 can be disassembled. The sliding setting between the movable block 8 and the slide groove allows the injection pipe 4 to maintain good stability when moving up and down, and drives the delivery pipe 10 to change its length.

[0028] In this embodiment, one side of the plurality of lower clamping seats 3 is fixedly connected to the limiting plate 11, one end of one side of the upper clamping seat 5 is connected to a latch block 502, a latch groove 302 is opened at one end of the top of the lower clamping seat 3, and a latch structure is formed between the latch block 502 and the latch groove 302.

[0029] It should be noted that, by placing the injection pipe 4 inside the lower slot 301 and flipping the upper seat 5 downward so that the latch block 502 is limited inside the latch slot 302, the inner wall of the upper slot 501 abuts against the upper wall of the injection pipe 4, the injection pipe 4 can be installed and fixed.

[0030] In this embodiment, a rotating shaft 12 is rotatably connected to the inner side of the injection pipe 4, and a plurality of crushing knives 1201 are distributed on the outer wall of the rotating shaft 12. A threaded barrel 13 is provided at the end of the injection pipe 4 away from the conveying pipe 10, and a threaded column 14 is threadedly connected to the inner side of the threaded barrel 13. A first sealing ring 15 is provided at the connection between the threaded barrel 13 and the threaded column 14. A connecting sleeve 16 is connected to one end of the threaded column 14, and a second sealing ring 17 is provided at the connection between the threaded column 14 and the connecting sleeve 16. A nozzle body 18 is connected to one side of the connecting sleeve 16, and a third sealing ring 19 is provided at the connection between the second sealing ring 17 and the nozzle body 18.

[0031] It should be noted that the crushed dry ice is transported to the inside of the delivery pipe 10 under the action of the air compression device, and the dry ice is transported to the inside of the injection pipe 4 through the delivery pipe 10. The dry ice is further crushed by the crushing knife 1201 inside the injection pipe 4, so that the dry ice particles become smaller. The crushed dry ice particles are finally sprayed on the cleaning items through the nozzle body 18. When the nozzle body 18 needs to be replaced, it can be removed by rotating the threaded column 14 counterclockwise on the inside of the threaded cylinder 13.

[0032] The working principle of the utility model is as follows: firstly, the injection tube 4 is placed inside the lower card slot 301, and the upper card seat 5 is turned downward so that the latch block 502 is limited inside the latch slot 302, and the inner wall of the upper card slot 501 is abutted against the upper wall of the injection tube 4, and then one end of the injection tube 4 is threadedly installed with the delivery tube 10, and then the threaded column 14 is threadedly installed with the threaded cylinder 13. After the installation is completed, the dry ice is put into the interior of the cleaning machine body 1 through the feed port 2, and the large pieces of dry ice are first crushed by the first crushing mechanism inside the cleaning machine body 1. The crushed dry ice is transported to the interior of the delivery tube 10 under the action of the air compression device, and the dry ice is transported to the interior of the injection tube 4 through the delivery tube 10. The dry ice is in the injection tube 4. The inside of the dry ice is further crushed by the crushing knife 1201, so that the dry ice particles become smaller. The crushed dry ice particles are finally sprayed on the cleaning items through the nozzle body 18. At the same time, the power is turned on, the motor 6 drives the screw 7 to rotate, and the screw 7 drives the movable block 8 to move steadily downward on the inside of the slide groove, driving the lower holder 3 downward, so that the injection pipe 4 can move downward. Since the conveying pipe 10 is a hose, the length can be changed as the injection pipe 4 moves downward. By using the up and down movement of the injection pipe 4, the items can be cleaned up and down, thereby expanding the cleaning range and improving the cleaning efficiency. When the nozzle body 18 needs to be replaced, it can be removed by rotating the threaded column 14 counterclockwise on the inside of the threaded barrel 13.

[0033] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A carbon dioxide cleaning machine nozzle, characterized in that: The cleaning machine body (1) comprises a cleaning machine body (1), wherein a feed port (2) is provided at the top of the cleaning machine body (1), dry ice can enter the interior of the cleaning machine body (1) through the feed port (2), and a first crushing mechanism is provided inside the cleaning machine body (1); a plurality of lower clamping seats (3) which can be adjusted up and down are provided on the outside of the cleaning machine body (1), the plurality of lower clamping seats (3) are connected to each other, a lower clamping slot (301) is provided at the top of the lower clamping seat (3), an injection pipe (4) is installed inside the lower clamping slot (301), an upper clamping seat (5) is hingedly connected to one side of the lower clamping seat (3), an upper clamping slot (501) is provided on one side of the upper clamping seat (5), and the upper clamping slot (501) can abut against the upper side wall of the injection pipe (4).

2. A carbon dioxide cleaning machine nozzle according to claim 1, characterized in that: A motor (6) is fixedly mounted on the bottom of one side of the cleaning machine body (1); a screw rod (7) is connected to the output end of the motor (6); an external thread of the screw rod (7) is connected to a movable block (8); a connecting block (9) is fixedly connected to one side of the movable block (8); and the connecting block (9) is fixedly connected to the side wall of the lower holder (3).

3. A carbon dioxide cleaning machine nozzle according to claim 2, characterized in that: A delivery pipe (10) is provided at one end of the spray pipe (4), and the spray pipe (4) and the delivery pipe (10) are threadedly mounted. The delivery pipe (10) vertically passes through the inner side of the connecting block (9) and its bottom end is connected to the inside of the cleaning machine body (1). A sliding groove is correspondingly provided on the side wall of the cleaning machine body (1), and the side of the movable block (8) away from the connecting block (9) slides up and down inside the sliding groove.

4. A carbon dioxide cleaning machine nozzle according to claim 3, characterized in that: One side of the plurality of lower clamping seats (3) is fixedly connected to a limit plate (11), one end of one side of the upper clamping seat (5) is connected to a latch block (502), a latch slot (302) is provided at one end of the top of the lower clamping seat (3), and a latch structure is formed between the latch block (502) and the latch slot (302).

5. A carbon dioxide cleaning machine nozzle according to claim 4, characterized in that: The inner side of the injection pipe (4) is rotatably connected to a rotating shaft (12), and a plurality of crushing knives (1201) are distributed on the outer wall of the rotating shaft (12). The end of the injection pipe (4) away from the conveying pipe (10) is provided with a threaded barrel (13), the inner side of the threaded barrel (13) is threadedly connected to a threaded column (14), a first sealing ring (15) is provided at the connection between the threaded barrel (13) and the threaded column (14), one end of the threaded column (14) is connected to a connecting sleeve (16), a second sealing ring (17) is provided at the connection between the threaded column (14) and the connecting sleeve (16), one side of the connecting sleeve (16) is connected to a nozzle body (18), and a third sealing ring (19) is provided at the connection between the second sealing ring (17) and the nozzle body (18).

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