CN210052015U

CN210052015U - Cleaning device of full-automatic developing machine

Info

Publication number: CN210052015U
Application number: CN201920965744.5U
Authority: CN
Inventors: 于海潮; 崔秀琴; 陈克芳
Original assignee: Shandong Yisai Engineering Testing Co Ltd
Current assignee: Shandong Yisai Engineering Testing Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-02-11
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a belt cleaning device of full-automatic film developing machine belongs to film washing device field, and its technical scheme main points are including the frame, be provided with the developer tank that holds the developer solution in the frame, hold the photographic fixing case of photographic fixing solution and carry the film and a plurality of conveying rollers through developer tank and photographic fixing case in proper order, the frame is located and is provided with the washing structure between photographic fixing case and the developer tank, it includes fixed connection in the water nozzle and the gas nozzle of fixed connection in the frame alignment film of frame to wash the structure, water nozzle and gas nozzle all have two at least and aim at the both sides face of the film back of the body mutually respectively. The utility model discloses have the effect that promotes the photographic fixing liquid photographic fixing.

Description

Cleaning device of full-automatic developing machine

Technical Field

The utility model relates to a film washing device technical field, more specifically say, it relates to a belt cleaning device of full-automatic film washing machine.

Background

The full-automatic film developing machine is used for developing medical films such as X-ray films, CT, MPI and the like and special instruments for industrial flaw detection laboratories. The developing process of full-automatic developing machine mainly includes four portions of development, fixing, washing and drying, and the film is placed in developing tank with developing liquor for a certain time, then in fixing tank with fixing liquor for a certain time, then washed in washing tank by using clear water, finally dried and the developing process is automatically completed. The full-automatic developing machine is convenient to use, and avoids the harm of chemical liquid medicine to human body during developing without being observed by a specially-assigned person.

At present, a four-tank automatic developing machine is disclosed in chinese patent No. CN 2762186Y. The developing and fixing device comprises a developing tank, a fixing tank and a rinsing tank, wherein the rinsing tank is additionally arranged between the developing tank and the fixing tank, and a film passes through the rinsing tank after being developed by the developing tank. The residual developing solution on the film is taken away by the clean water in the water washing tank, so that the developing solution can not be taken into the fixing tank to react with the fixing solution.

The above prior art solutions have the following drawbacks: when the water washing tank is used for washing the film, the film is only soaked, the developing solution on the film cannot be sufficiently washed, the developing solution is an alkaline solution, the fixing solution is an acidic solution, and the residual developing solution can neutralize the fixing solution, so that the fixing effect of the fixing solution is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a belt cleaning device of full-automatic film developing machine washs the film through belt cleaning device, reduces the developer solution that remains on the film to the influence of photographic fixing liquid concentration to the photographic fixing effect of photographic fixing liquid has been promoted.

The utility model discloses a realize above-mentioned purpose, provide following technical scheme: the utility model provides a belt cleaning device of full-automatic film developing machine, includes the frame, be provided with the developer tank that contains the developer solution in the frame, contain the photographic fixing case of photographic fixing solution and carry the film and pass through a plurality of conveying rollers of developer tank and photographic fixing case in proper order, the frame is located and is provided with the washing structure between photographic fixing case and the developer tank, it includes the water nozzle of the alignment film of fixed connection in the frame and the air nozzle of fixed connection in the alignment film of frame to wash the structure, water nozzle and air nozzle all have two at least and aim at the both sides face that the film carried on the back respectively.

Through adopting above-mentioned technical scheme, the film is in the transport entering developing box of conveying roller, and the film fully contacts with the developer solution, then reentrant washing structure, utilizes washing structure to wash the film, and the developer solution that remains on the reduction film produces the influence to the photographic fixing liquid. The film enters the water nozzle of the cleaning structure to wash the two sides of the film, so that the residual developing solution on the surface of the film is reduced, the air flow sprayed by the air nozzle is used for washing the two sides of the film, the residual water on the film is blown away, the influence of the residual water on the concentration of the fixing solution is reduced, and the fixing effect of the fixing solution is improved.

The utility model discloses further set up to: the water nozzle forms an included angle of 45 degrees with the conveying direction of the film.

By adopting the technical scheme, the water nozzle is sprayed out of the conveying direction of the film to form an included angle of 45 degrees, so that the water flow generates component force parallel to the film and component force vertical to the film relative to the film, the component force vertical to the film generates enough impact force on the film, the water can clean the film more thoroughly, the component force parallel to the film enables the water to have an initial speed parallel to the film, and the water flow can drive the developing solution to flow and leave the surface of the film.

The utility model discloses further set up to: the air injection direction of the air nozzle is perpendicular to the conveying direction of the film.

Through adopting above-mentioned technical scheme, utilize the air that air nozzle produced the air that flows to drive the water on film surface to flow and leave the film surface from the both sides of film moving direction, reduce the water that gets into the photographic fixing case along with the film.

The utility model discloses further set up to: the air nozzles are four in number, two air nozzles are aligned to one side of the film, the other two air nozzles are aligned to the other side of the film, the air spraying directions of the two air nozzles positioned on the same side of the film are vertical in a different plane mode, and the vertical feet are positioned on the other side of the film.

Because the film width is great, and the air that flows reduces fast after leaving the shower nozzle to the water that leads to the film edge can't be blown away, through adopting above-mentioned technical scheme, utilizes two air jet to blow respectively two directions of film width, thereby will be close to the water of film width direction intermediate position both sides blow away the film.

The utility model discloses further set up to: the water nozzle and the air nozzle are fan-shaped nozzles.

Through adopting above-mentioned technical scheme, the water and the gas coverage that produce from the nozzle are wider and water and gas distribution are even, make the edge of nozzle limit width direction also can have more water and gas to spout, and the edge of spray regime can have sufficient water and gas.

The utility model discloses further set up to: the cleaning structure further comprises a water tank with an opening formed in the upper end, and the water tank is located vertically below the water nozzle.

Through adopting above-mentioned technical scheme, thereby utilize the water tank to collect spun water in the water tank flows into the water tank from water nozzle spun water width direction, the processing of the later stage washing water of being convenient for.

The utility model discloses further set up to: the bottom of the water tank is fixedly connected with a water pump, a water outlet of the water pump is communicated with a water spray pipe, and one end of the water spray pipe, which is far away from the water pump, is communicated with a water nozzle.

Through adopting above-mentioned technical scheme, utilize the water in the water tank to wash the film, wash the washing water after accomplishing and in getting into the water tank again, carried out recycling to the water resource to the waste of water resource has been reduced.

The utility model discloses further set up to: the water tank inner wall fixedly connected with PH value sensor, PH value sensor electricity is connected with the controller, the controller electricity is connected with the display screen, the data message that the controller received PH value sensor then carries to show in the display screen.

Through adopting above-mentioned technical scheme, because the developer solution is alkaline, the water in the washing back water tank is alkaline many times, and when the PH value of aquatic was too high, remained the washing water on the film and can neutralized the fixation fluid, utilized the pH value sensor to detect the pH valve in the water tank, when the basicity reached a definite value, changed water.

To sum up, the utility model discloses following beneficial effect has:

firstly, the two sides of the film are washed by the water nozzles, the developing solution remained on the surface of the film is reduced, the two sides of the film are washed by the air flow sprayed by the air nozzles, the residual water on the film is blown away, and the influence of the residual water on the concentration of the fixing solution is reduced;

secondly, a water tank is arranged at the lower end of the water nozzle, water sprayed by the water nozzle flows into the water tank along the width direction of the film, a water pump is arranged in the water tank, a water outlet of the water pump is connected with the water nozzle, the film is cleaned by the water, cleaning water after the cleaning is finished enters the water tank again, and water resources are recycled, so that the waste of water resources is reduced;

and thirdly, the PH value sensor is fixedly connected with the inner wall of the water tank, the PH value sensor is utilized to detect the pH value in the water tank, when the pH value reaches a certain value, water is replaced, and the phenomenon that the residual cleaning water on the film can neutralize the fixing liquid is avoided.

Drawings

FIG. 1 is a sectional view of the present embodiment;

fig. 2 is a top view of the present embodiment for showing the cleaning structure.

Reference numerals: 1. a frame; 2. a developing tank; 3. a fixing box; 4. cleaning the structure; 5. a conveying roller; 6. a drive motor; 7. a water nozzle; 8. an air nozzle; 9. a water tank; 10. an opening; 11. a water pump; 12. a water spray pipe; 13. a pH value sensor; 14. a controller; 15. a display screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a cleaning device of a full-automatic developing machine is shown in figure 1 and comprises a frame 1, wherein a developing box 2, a fixing box 3, a cleaning structure 4 and a plurality of conveying rollers 5 are arranged in the frame 1, the conveying rollers 5 are rotatably connected with the frame 1, a shell 8 is fixedly connected with a driving motor 6, and the driving motor 6 drives the conveying rollers 5 in a belt transmission mode. The developing tank 2 is fixedly connected to the right side of the frame 1, the fixing tank 3 is fixedly connected to the left side of the frame 1, and the cleaning structure 4 is located between the fixing tank 3 and the developing tank 2. Under the conveying of the conveying roller 5, the film sequentially passes through the developing box 2, the cleaning structure 4 and the fixing box 3, the film is cleaned by the cleaning structure 4, and the influence of residual developing solution on the film on the fixing solution is reduced.

As shown in fig. 1 and 2, the washing structure 4 includes a water nozzle 7, an air nozzle 8, and a water tank 9. The water nozzle 7 is located in front of the film transport direction and the air nozzle 8 is located behind the film transport direction, i.e. the film passes through the water nozzle 7 first and then the air nozzle 8. Two water nozzles 7 are provided and are fixedly connected to the machine frame 1. Two water nozzles 7 are respectively positioned on the upper and lower sides of the film and are respectively aligned with the two opposite sides of the film. The water nozzle 7 is a fan-shaped nozzle and is positioned in the middle of the film width direction, so that the water coverage area sprayed from the water nozzle 7 is wider, the sprayed water is distributed uniformly, more water can be sprayed out from the edge of the nozzle in the width direction, and the edge of the spraying range can be provided with enough water. The water jet 7 has a jet direction at an angle of 45 degrees to the film transport direction, so that the water flow generates component forces parallel to the film and perpendicular to the film relative to the film, sufficient impact force is generated on the film by the component forces perpendicular to the film to enable the water to clean the film more thoroughly, and the component forces parallel to the film enable the water to have an initial velocity parallel to the film, so that the water flow can carry the developer to flow, and the water is in contact with more developer.

As shown in fig. 1 and 2, the air nozzles 8 are fixedly connected to the frame 1 and have four air nozzles 8, the four air nozzles 8 are all communicated with an air compressor, two of the air nozzles 8 are aligned with one side of the film, and the other two air nozzles 8 are aligned with the other side of the film. The air injection directions of the four air nozzles 8 are perpendicular to the conveying direction of the film, the air injection directions of the two air nozzles 8 positioned on the same side of the film are perpendicular to each other in a different plane, the vertical feet are positioned on the other side of the film, the two air nozzles 8 are utilized to respectively blow air in two directions of the width of the film, and thus two sides of water close to the middle position of the width direction of the film are blown away from the film.

As shown in fig. 1 and 2, an opening 10 is opened at the upper end of the water tank 9, and the width of the opening 10 is larger than that of the film. The water tank 9 is located vertically below the sprinkler head. The water ejected from the water nozzle 7 flows into the water tank 9 in the film width direction, and the ejected water is collected by the water tank 9, thereby facilitating the post-cleaning water treatment. The water tank 9 bottom fixed connection water pump 11, the delivery port of water pump 11 is together with there being spray pipe 12, and the one end and the water nozzle 7 intercommunication of keeping away from water pump 11 of spray pipe 12 utilize the water in the water tank 9 to wash the film, wash the washing water after accomplishing and in getting into water tank 9 again, carried out recycling to the water resource to the waste of water resource has been reduced.

As shown in fig. 1 and 2, since the developing solution is alkaline, the water in the water tank 9 is alkaline after a plurality of times of washing, and if the PH value of the water is too high, the washing water remaining on the film neutralizes the fixing solution. In order to solve the technical problem, a PH value sensor 13 is fixedly connected to the inner wall of the water tank 9, the PH value sensor 13 is electrically connected with a controller 14, the controller 14 is fixedly connected to the outer wall of the water tank 9, the controller 14 is electrically connected with a display screen 15, and the display screen 15 is fixedly connected to the outer wall of the rack 1. The controller 14 receives the data information of the pH value sensor 13 and then transmits the data information to the display screen 15 for displaying, the pH value sensor 13 is utilized to detect the pH value in the water tank 9, and when the pH value reaches a certain value, water is replaced. The PH value sensor 13 is a DPS-600 digital type PH sensor, and the controller 14 is a 51 single chip microcomputer.

The specific implementation manner of this embodiment: the drive motor 6 drives the feed roller 5 by means of a belt drive. Under the conveying of the conveying roller 5, the film sequentially passes through the developing box 2, the cleaning structure 4 and the fixing box 3, the film is cleaned by the cleaning structure 4, and the influence of residual developing solution on the film on the fixing solution is reduced. The film enters the cleaning structure 4 and the water nozzles 7 to wash the two sides of the film, so that the developer remained on the surface of the film is reduced, the air flow sprayed by the air nozzles 8 is used for washing the two sides of the film, the residual water on the film is blown away, and the influence of the residual water on the concentration of the fixing solution is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a belt cleaning device of full-automatic film developing machine, includes frame (1), be provided with in frame (1) and fill developer tank (2) of developer solution, fill fuser tank (3) of fixer solution and carry the film and pass through a plurality of conveying rollers (5) of developer tank (2) and fuser tank (3) in proper order, its characterized in that: frame (1) is located and is provided with washing structure (4) between photographic fixing case (3) and developing box (2), wash structure (4) including fixed connection in frame (1) aim at the water nozzle (7) of film and fixed connection in frame (1) aim at air nozzle (8) of film, water nozzle (7) and air nozzle (8) all have two and aim at the both sides face that the film carried on the back respectively.

2. The cleaning device of the full-automatic developing machine according to claim 1, wherein: the water nozzle (7) and the conveying direction of the film form an included angle of 45 degrees.

3. The cleaning device of the full-automatic developing machine according to claim 2, characterized in that: the air injection direction of the air nozzle (8) is vertical to the conveying direction of the film.

4. The cleaning device of a full-automatic developing machine according to claim 3, characterized in that: the number of the air nozzles (8) is four, two air nozzles (8) are aligned to one side of the film, the other two air nozzles (8) are aligned to the other side of the film, the air spraying directions of the two air nozzles (8) positioned on the same side of the film are vertical in a different plane, and the vertical feet are positioned on the other side of the film.

5. The cleaning device of the full-automatic developing machine according to claim 4, wherein: the water nozzle (7) and the air nozzle (8) are fan-shaped nozzles.

6. The cleaning device of the full-automatic developing machine according to claim 5, wherein: wash structure (4) still include water tank (9) that opening (10) were seted up to the upper end, water tank (9) are located the vertical below of water nozzle (7).

7. The cleaning device of the full-automatic developing machine according to claim 6, wherein: the bottom of the water tank (9) is fixedly connected with a water pump (11), a water outlet of the water pump (11) is communicated with a water spray pipe (12), and one end, far away from the water pump (11), of the water spray pipe (12) is communicated with a water nozzle (7).

8. The cleaning device of the full-automatic developing machine according to claim 7, wherein: water tank (9) inner wall fixedly connected with PH value sensor (13), PH value sensor (13) electricity is connected with controller (14), controller (14) electricity is connected with display screen (15), data information that controller (14) received PH value sensor (13) then carries to show in display screen (15).