Hand-operated precision instrument cleaning machine

Abstract

The utility model discloses a hand-operated precision instrument cleaning machine which comprises a liquid supply box, a cleaning box, a cleaning frame, a spraying arm and a driving device. The liquid supply box is arranged at the top of the cleaning box and used for containing a cleaning agent, and a liquid outlet of the liquid supply box is connected with a liquid inlet of the cleaning box through a pipeline; a cleaning frame is arranged in the cleaning box and is a double-layer frame, a liquid outlet of the cleaning box is communicated with a liquid inlet of the cleaning frame, spraying arms are arranged on the cleaning frame at intervals up and down, a driving device drives the spraying arms to rotate, a liquid outlet of the cleaning frame is communicated with the spraying arms, and the spraying arms spray cleaning agents in a liquid supply box onto the cleaning frame. The liquid supply box is arranged at the top of the cleaning box, cleaning agent liquid in the liquid supply box flows into the spraying arm under the action of gravitational potential energy of the cleaning agent liquid, then the cleaning agent is sprayed to a to-be-cleaned precision instrument on the cleaning frame from the interior of the spraying arm through water pressure, the driving device is manually driven to drive the spraying arm to rotate, and the cleaning agent is sprayed to the to-be-cleaned precision instrument. Therefore, the purpose of cleaning or disinfecting the surface of the precision instrument is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a hand-cranked precision instrument cleaning machine. Background Art

[0002] With the development of the times and the advancement of science and technology, medical devices are increasingly used in the medical field. The places where medical devices are used are required to maintain a sterile environment to ensure the safety and health of patients. Medical supplies need to be strictly disinfected after use before they can be used on the next patient, otherwise it is easy to cause cross-infection of pathogens. For example, due to the complex structure and fine manufacturing of precision surgical instruments, postoperative cleaning is mostly done by manually cleaning individual instruments one by one, and the cleaning and disinfection process is completed by flushing, washing, rinsing, and terminal rinsing. Or in medical institutions with conditions, expensive fully automatic cleaning machines are used with special cleaning racks for cleaning processes. At the same time, the existing cleaning machines (such as ultrasonic cleaning machines and fully automatic cleaning and disinfection machines) need to be driven by electricity to operate, the equipment purchase cost is high, and the use is limited by energy consumption. Therefore, the cleaning and disinfection of these precision instruments after use has always been a problem that plagues hospital management. Utility Model Content

[0003] Therefore, the utility model provides a hand-cranked precision instrument cleaning machine to solve the above-mentioned problems in the prior art.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] According to the first aspect of the utility model, a hand-cranked precision instrument cleaning machine comprises a liquid supply tank, a cleaning tank, a cleaning rack, a spray arm and a driving device; the liquid supply tank is arranged on the top of the cleaning tank, and is used to hold cleaning agent, and the liquid outlet of the liquid supply tank and the liquid inlet of the cleaning tank are connected by a pipeline; the cleaning rack is arranged inside the cleaning tank, and the cleaning rack is a double-layer rack, the liquid outlet of the cleaning tank and the liquid inlet of the cleaning rack are connected, the cleaning rack is provided with the spray arm at intervals above and below, the driving device drives the spray arm to rotate, the liquid outlet of the cleaning rack is connected to the spray arm, and the spray arm sprays the cleaning agent in the liquid supply tank onto the cleaning rack.

[0006] Furthermore, the driving device includes a shaft, a first gear, a chain, a second gear and a handle, the two spray arms are connected by the shaft, the first gear is provided on the shaft, the second gear is arranged on the side of the cleaning rack, the first gear is connected to the second gear through the chain, and the handle passes through the cleaning box and is connected to the second gear.

[0007] Furthermore, the driving device includes a shaft, a first gear, a second gear and a handle, the two spray arms are connected by the shaft, the first gear is provided on the shaft, the second gear is arranged on the side of the cleaning rack, the first gear and the second gear are meshed and connected, and the handle passes through the cleaning box and is connected to the second gear.

[0008] Further, a radius of the second gear is greater than a radius of the first gear.

[0009] Furthermore, the liquid supply tank includes a tap water tank, a multi-enzyme washing tank, a purified water tank and an alcohol tank, the tap water tank, the multi-enzyme washing tank, the purified water tank and the alcohol tank are respectively connected to the liquid inlet of the four-way water diverting valve through pipelines, the liquid outlet of the four-way water diverting valve is connected to the liquid inlet of the cleaning tank, and the four-way water diverting valve is respectively provided with valve switches for controlling the liquid outlet of the tap water tank, the multi-enzyme washing tank, the purified water tank and the alcohol tank.

[0010] Furthermore, the cleaning rack is provided with a detachable fixing slot.

[0011] Furthermore, a perfusion pipe is provided on the cleaning rack, and the perfusion pipe is connected to the liquid outlet of the liquid supply box.

[0012] Furthermore, a drainage pipe is provided at the bottom of the cleaning box.

[0013] Furthermore, a one-way valve is provided on the drainage pipe.

[0014] The utility model has the following advantages:

[0015] First, the hand-cranked precision instrument cleaning machine does not require the use of electricity, steam and other energy consumption, is small in size, has no site installation limitations, and has the advantages of simple operation. It can solve the problem of cleaning precision instruments for primary medical institutions or demanders who do not have the conditions for installation.

[0016] Second, the hand-cranked precision instrument cleaning machine comes with a liquid supply tank, which can avoid the situation where it cannot work in an emergency (water outage, power outage). The cleaning machine only needs to add purified water, cleaning agent, and alcohol to the liquid supply tank, put the instrument in, and then turn the handle to start cleaning or disinfection.

[0017] Third, the cleaning rack is equipped with fixed slots to secure and protect precision instruments to avoid damage to the instruments due to movement.

[0018] Fourth, the cleaning machine can complete standardized cleaning of precision instruments to avoid the influence of human factors on the cleaning quality. Multiple instruments can be loaded in the cleaning chamber for cleaning, which can increase the processing volume per unit time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0020] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0021] Figure 1 Schematic diagram of a hand-cranked precision instrument cleaning machine provided in some embodiments of the utility model.

[0022] Figure 2 A three-dimensional diagram of a cleaning box provided in some embodiments of the utility model.

[0023] Figure 3 A three-dimensional diagram of a cleaning rack provided in some embodiments of the utility model.

[0024] Figure 4 A front view of a cleaning rack provided in some embodiments of the utility model.

[0025] Figure 5 A schematic diagram of a fixed card slot provided in some embodiments of the utility model.

[0026] In the figure:

[0027] 1-liquid supply tank, 101-tap water tank, 102-multi-enzyme washing tank, 103-purified water tank, 104-alcohol tank; 2-four-way water distribution valve, 201-valve switch; 3-cleaning tank; 4-cleaning rack; 5-spray arm; 6-axis rod; 7-first gear; 8-chain; 9-second gear; 10-handle; 11-fixed slot; 12-infusion pipe; 13-drainage pipe. DETAILED DESCRIPTION

[0028] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] Example 1

[0030] like Figures 1 to 5 As shown, a hand-cranked precision instrument cleaning machine in the embodiment of the first aspect of the utility model comprises a liquid supply tank 1, a cleaning tank 3, a cleaning rack 4, a spray arm 5 and a driving device; the liquid supply tank 1 is arranged on the top of the cleaning tank 3, and is used to hold cleaning agents, such as tap water, multi-enzyme, purified water ((cleaning water in accordance with the provisions of WS310)) and alcohol, etc. The liquid outlet of the liquid supply tank 1 and the liquid inlet of the cleaning tank 3 are connected by a pipeline; the volume of the cleaning tank 3 is 70×60×75 cm, which occupies a small space, The cleaning box 3 has a closable door (not shown in the figure), and a cleaning rack 4 is provided inside the cleaning box 3. The cleaning rack 4 is used to place precision instruments to be cleaned (such as phacoemulsification handles, surgical instruments, microscopic instruments, etc.). The cleaning rack 4 is a double-layer rack, and a spray arm 5 is rotatably provided on the top of each layer. The liquid outlet of the cleaning box 3 is connected to the liquid inlet of the cleaning rack 4. The driving device drives the spray arm 5 to rotate, and the liquid outlet of the cleaning rack 4 is connected to the spray arm 5. The spray arm 5 sprays the detergent in the liquid supply box 1 onto the cleaning rack 4.

[0031] The driving device includes a shaft rod 6, a first gear 7, a chain 8, a second gear 9 and a handle 10. The two spray arms 5 are connected by the shaft rod 6. The shaft rod 6 is provided with a first gear 7. The second gear 9 is arranged on the side of the cleaning frame 4. The first gear 7 is connected to the second gear 9 through the chain 8. The handle 10 passes through the cleaning box 3 and is connected to the second gear 9. The second gear 9 is driven to rotate by the hand crank handle 10. The second gear 9 synchronously drives the first gear 7 to rotate through the chain 8. The first gear 7 drives the spray arm 5 on the shaft rod 6 to rotate.

[0032] Optionally, the first gear 7 and the second gear 9 may be directly meshed and connected.

[0033] Optionally, the radius of the second gear 9 is greater than the radius of the first gear 7 .

[0034] Optionally, the handle 10 is a crank.

[0035] Working principle:

[0036] The liquid supply tank 1 is arranged on the top of the cleaning tank 3. The detergent liquid in the liquid supply tank 1 flows into the spray arm 5 under the action of its own gravitational potential energy, and then the water pressure sprays the detergent from the spray arm 5 to the precision instruments to be cleaned on the cleaning rack 4. The spray arm 5 is driven to rotate by the driving device manually to achieve the purpose of cleaning or disinfecting the surface of the precision instruments.

[0037] Example 2

[0038] like Figures 1 to 5 As shown, a hand-cranked precision instrument cleaning machine includes all the contents of Example 1. In addition, the liquid supply tank 1 includes a tap water tank 101, a multi-enzyme washing tank 102, a purified water tank 103 and an alcohol tank 104. The tap water tank 101, the multi-enzyme washing tank 102, the purified water tank 103 and the alcohol tank 104 are respectively connected to the liquid inlet of the four-way water dividing valve 2 through pipelines, and the liquid outlet of the four-way water dividing valve 2 is connected to the liquid inlet of the cleaning tank 3. The four-way water dividing valve 2 is respectively provided with valve switches 201 for controlling the liquid outlet of the tap water tank 101, the multi-enzyme washing tank 102, the purified water tank 103 and the alcohol tank 104. The staff can select the cleaning agent liquid to be used according to the properties of the precision instrument and transport it to the cleaning tank 3. It only needs to open the corresponding valve switch 201 for the liquid outlet, which is fast and convenient, and has many options.

[0039] Example 3

[0040] like Figures 1 to 5 As shown, a hand-cranked precision instrument cleaning machine includes all the contents of Example 2. In addition, a detachable fixed slot 11 is provided on the cleaning rack 4, and the fixed slot 11 is fixed to the cleaning rack 4 by bolts or joints. The fixed slot 11 is a plate structure, and the plate structure has a plurality of damping bayonet holes. The bayonet holes and the precision instruments are interference fit to fix the precision instruments on the cleaning rack 4 to prevent the precision instruments from being displaced by water pressure impact in the spraying state, causing collision or damage. The fixed slot 11 is an integrally formed structure made of rubber material.

[0041] Example 4

[0042] like Figures 1 to 5 As shown, a hand-cranked precision instrument cleaning machine includes all the contents of Example 3. In addition, a perfusion pipe 12 is provided on the cleaning rack 4, and the perfusion pipe 12 is connected to the liquid outlet of the liquid supply box 1. The angle between the perfusion pipe 12 and the cleaning rack 4 is an acute angle, and the cross-sectional radius of the perfusion pipe 12 is about 1 / 5 of the cross-sectional area of ​​the liquid outlet of the liquid supply box 1. At the same time, the perfusion pipe 12 is made of hard materials, such as aluminum alloy, stainless steel, hard plastic, etc. If the precision instrument has a cavity or a pipe that needs to be cleaned, the cavity or pipe is connected to the perfusion pipe 12 so that the inside of the cavity can be cleaned or disinfected.

[0043] Example 5

[0044] like Figures 1 to 5 As shown, a hand-cranked precision instrument cleaning machine includes all the contents of Example 4. In addition, a drainage pipe 13 is opened at the bottom of the cleaning box 3. The drainage pipe 13 is manually controlled and is used to discharge the waste liquid after cleaning. At the same time, a one-way valve is provided on the drainage pipe 13. The one-way valve is a check valve to prevent the discharged waste liquid from flowing back into the cleaning box 3 and causing secondary pollution.

[0045] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

[0046] The terms such as "upper", "lower", "left", "right", "middle", etc. cited in this specification are only for the convenience of description and are not used to limit the scope of implementation of the present invention. Changes or adjustments to their relative relationships should be regarded as the scope of implementation of the present invention without substantially changing the technical content.

Claims

1. A hand-cranked precision instrument cleaning machine, characterized in that: include: A liquid supply tank (1), a cleaning tank (3), a cleaning rack (4), a spray arm (5) and a driving device; The liquid supply box (1) is arranged on the top of the cleaning box (3) and is used to contain cleaning agent. The liquid outlet of the liquid supply box (1) and the liquid inlet of the cleaning box (3) are connected through a pipeline. The cleaning rack (4) is arranged inside the cleaning box (3). The cleaning rack (4) is a double-layer rack. The liquid outlet of the cleaning box (3) and the liquid inlet of the cleaning rack (4) are connected. The cleaning rack (4) is provided with the spray arms (5) at intervals above and below. The driving device drives the spray arms (5) to rotate. The liquid outlet of the cleaning rack (4) is connected with the spray arms (5). The spray arms (5) spray the cleaning agent in the liquid supply box (1) onto the cleaning rack (4).

2. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: The driving device comprises a shaft (6), a first gear (7), a chain (8), a second gear (9) and a handle (10); the two spray arms (5) are connected via the shaft (6); the shaft (6) is provided with the first gear (7); the second gear (9) is arranged on the side of the cleaning frame (4); the first gear (7) is connected to the second gear (9) via the chain (8); and the handle (10) passes through the cleaning box (3) and is connected to the second gear (9).

3. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: The driving device comprises a shaft (6), a first gear (7), a second gear (9) and a handle (10); the two spray arms (5) are connected via the shaft (6); the shaft (6) is provided with the first gear (7); the second gear (9) is arranged on the side of the cleaning frame (4); the first gear (7) and the second gear (9) are meshedly connected; and the handle (10) passes through the cleaning box (3) and is connected to the second gear (9).

4. A hand-cranked precision instrument cleaning machine according to claim 2, characterized in that: The radius of the second gear (9) is greater than the radius of the first gear (7).

5. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: The liquid supply tank (1) comprises a tap water tank (101), a multi-enzyme washing tank (102), a purified water tank (103) and an alcohol tank (104); the tap water tank (101), the multi-enzyme washing tank (102), the purified water tank (103) and the alcohol tank (104) are respectively connected to the liquid inlet of a four-way water diverter valve (2) through pipelines; the liquid outlet of the four-way water diverter valve (2) is connected to the liquid inlet of the washing tank (3); and valve switches (201) for controlling the liquid outlet of the tap water tank (101), the multi-enzyme washing tank (102), the purified water tank (103) and the alcohol tank (104) are respectively arranged on the four-way water diverter valve (2).

6. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: The cleaning frame (4) is provided with a detachable fixing slot (11).

7. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: The cleaning rack (4) is provided with a perfusion pipe (12), and the perfusion pipe (12) is connected to the liquid outlet of the liquid supply box (1).

8. A hand-cranked precision instrument cleaning machine according to claim 1, characterized in that: A liquid discharge pipe (13) is provided at the bottom of the cleaning box (3).

9. A hand-operated precision instrument cleaning machine according to claim 8, characterized in that: The liquid discharge pipe (13) is provided with a one-way valve.

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