Steam sterilizer convenient for feeding and discharging

Abstract

The utility model provides a steam sterilizer convenient for feeding and discharging, which relates to the technical field of sterilizers and comprises a sterilization cylinder, a steam water tank is mounted at the lower end of the sterilization cylinder, a cylinder cover is mounted at the upper end of the sterilization cylinder, a positioning push-out component is arranged in the sterilization cylinder, and a mounting rod is mounted in the sterilization cylinder through the positioning push-out component. A worker reversely rotates the lead screw, so that the lead screw is matched with the lead screw thread sleeve to move upwards, meanwhile, the barrel cover is driven to move upwards, and after the barrel cover moves upwards, the mounting rod is not subjected to pressure of the barrel cover, and the movable disc can move upwards due to the rebound resilience of the reset spring. Meanwhile, the screen can move upwards and is ejected out of the sterilization cylinder, so that a worker can conveniently take out the sterilized materials from the sterilization cylinder, the worker does not need to wait for cooling of the materials for a long time, and the sterilization efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sterilizers, in particular to a steam sterilizer which is convenient for loading and unloading. Background Art

[0002] High-pressure steam sterilizer is a device that uses saturated pressure steam to quickly and reliably sterilize items. It is suitable for medical and health, scientific research, agriculture and other units. High-pressure steam sterilizers are divided into portable high-pressure steam sterilizers, vertical high-pressure steam sterilizers, horizontal high-pressure steam sterilizers, etc. according to style and size. Medical devices, dressings, glassware, solution culture media, etc. can be sterilized, such as patent application number CN201810964223.8 A pressure steam sterilizer, which relates to the technical field of medical equipment. The present invention includes a cylinder, both sides of the cylinder are rotatably connected with a support rod, one end of the support rod is fixed with a mounting plate, and four guide rods are slidably matched on the mounting plate. The four guide rods are distributed in an array around the center of the cylinder cover, one end of the guide rod is fixedly connected to the cylinder cover, and the other end of the guide rod is fixedly connected to a pressure plate. A drive motor is fixed to the surface of the pressure plate, and a screw shaft is fixed to one end of the output shaft of the drive motor. The screw shaft circumferential surface is threaded with the mounting plate, and one end of the screw shaft is rotatably matched with the cylinder cover through a bearing. The present invention drives the barrel cover to open and close by a driving motor, uses four guide pillars for guiding and limiting, and has a reversible structural design for the barrel cover, which can have the function of automatically controlling the opening and closing of the barrel cover, has high safety, and is flexible and convenient to use, eliminating a large amount of manual operation, and is beneficial to improving medical work efficiency. The temperature of materials that have just been sterilized by steam is generally high. In the prior art, the staff waits for the materials to cool naturally before taking the sterilized materials out of the steam sterilizer, which takes a lot of time and affects the sterilization efficiency of the materials. Utility Model Content

[0003] The main purpose of the utility model is to provide a steam sterilizer which is convenient for loading and unloading materials, which can effectively solve the problem that the temperature of materials just sterilized by steam is generally high in the background technology. In the prior art, the staff waits for the materials to cool naturally before taking the sterilized materials out of the steam sterilizer, which takes a lot of time and affects the sterilization efficiency of the materials.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a steam sterilizer which is convenient for loading and unloading, comprising a sterilization cylinder, a steam water tank is installed at the lower end of the sterilization cylinder, a cylinder cover is installed at the upper end of the sterilization cylinder, a positioning and pushing assembly is arranged inside the sterilization cylinder, a mounting rod is installed inside the sterilization cylinder through the positioning and pushing assembly, a plurality of screens are equidistantly installed in the middle of the mounting rod, the positioning and pushing assembly comprises a fixing ring and a limiting ring, a fixing ring is fixedly installed on the inner wall of the sterilization cylinder, a limiting ring is fixedly installed at the lower end of one of the screens, a plurality of reset springs are fixedly installed at equal distances on the upper surface of the fixing ring, a movable disk is fixedly installed on the upper end of the reset spring, a limiting groove is provided on the upper surface of the movable disk, and the limiting ring is arranged inside the limiting groove.

[0005] Preferably, a sealing groove is provided on the upper end surface of the sterilization cylinder, and a sealing ring is fixedly mounted on the lower end of the cylinder cover, and the sealing ring is arranged inside the sealing groove.

[0006] Preferably, a mounting ring is fixedly mounted on the side of the middle portion of the sterilization cylinder, a support rod is fixedly mounted on the upper surface of the mounting ring, and a top plate is fixedly mounted on the top end of the support rod.

[0007] Preferably, a screw is installed in the middle of the top plate through a screw thread sleeve, a turntable is installed on the upper end of the screw, and the lower end of the screw is rotatably arranged on the upper surface of the cylinder cover.

[0008] Preferably, a plurality of guide rods are fixedly installed at equal intervals on the side of the cylinder cover, and the plurality of guide rods all movably pass through the top plate.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] (1) The staff rotates the screw in the opposite direction, so that the screw and the screw sleeve move upward, and at the same time drive the cylinder cover to move upward. After the cylinder cover moves upward, the installation rod is not subjected to the pressure of the cylinder cover, and the rebound performance of the reset spring will move the movable plate upward. At the same time, the screen will move upward and push the screen out of the sterilization cylinder, making it easier for the staff to take out the sterilized materials from the sterilization cylinder. The staff does not need to wait for a long time for the materials to cool down, thereby improving the sterilization efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the structure of a steam sterilizer that is convenient for loading and unloading according to the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of a sterilization cylinder of a steam sterilizer that is convenient for loading and unloading according to the utility model;

[0013] Figure 3This is a schematic diagram of the internal structure of a sterilization cylinder of a steam sterilizer that is convenient for loading and unloading according to the utility model;

[0014] Figure 4 This is a schematic diagram of the cross-sectional structure of a sterilization cylinder of a steam sterilizer that is convenient for loading and unloading of materials according to the utility model;

[0015] Figure 5 This is a schematic diagram of the mounting rod structure of a steam sterilizer that is convenient for loading and unloading according to the utility model;

[0016] Figure 6 The utility model is a schematic diagram of the cylinder cover structure of a steam sterilizer which is convenient for loading and unloading.

[0017] In the figure: 1. Steam water tank; 2. Sterilization cylinder; 3. Mounting ring; 4. Support rod; 5. Top plate; 6. Turntable; 7. Screw threaded sleeve; 8. Screw; 9. Guide rod; 10. Cylinder cover; 11. Sealing groove; 12. Screen; 13. Mounting rod; 14. Sealing ring; 15. Positioning and ejection assembly; 1501. Fixed ring; 1502. Return spring; 1503. Moving disk; 1504. Limiting groove; 1505. Limiting ring. DETAILED DESCRIPTION

[0018] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figure 1 , 2 As shown in Figure 3, a steam sterilizer which is convenient for loading and unloading comprises a sterilization cylinder 2, a steam water tank 1 is installed at the lower end of the sterilization cylinder 2, a cylinder cover 10 is installed at the upper end of the sterilization cylinder 2, a positioning and ejecting assembly 15 is arranged inside the sterilization cylinder 2, a mounting rod 13 is installed inside the sterilization cylinder 2 through the positioning and ejecting assembly 15, and a plurality of screens 12 are equidistantly installed in the middle of the mounting rod 13.

[0020] like Figure 2 , 6 As shown, a sealing groove 11 is provided on the upper end surface of the sterilization cylinder 2, and a sealing ring 14 is fixedly installed on the lower end of the cylinder cover 10. The sealing ring 14 is arranged inside the sealing groove 11. The sealing ring 14 is arranged inside the sealing groove 11, which can make the connection between the cylinder cover 10 and the sterilization cylinder 2 tighter.

[0021] like Figure 1 , 2As shown, a mounting ring 3 is fixed on the middle side of the sterilization cylinder 2, a support rod 4 is fixedly mounted on the upper surface of the mounting ring 3, a top plate 5 is fixedly mounted on the top of the support rod 4, a screw 8 is mounted on the middle of the top plate 5 through a screw sleeve 7, a turntable 6 is mounted on the upper end of the screw 8, and the lower end of the screw 8 is rotatably set on the upper surface of the cylinder cover 10, and a number of guide rods 9 are fixedly mounted at equal intervals on the side of the cylinder cover 10, and the guide rods 9 all moveably pass through the top plate 5, and the staff rotates the screw 8 to make the screw 8 move downward in coordination with the screw sleeve 7, and at the same time, the cylinder cover 10 can be driven to move downward, so that the cylinder cover 10 is tightly attached to the upper end surface of the sterilization cylinder 2, and the cylinder cover 10 will press the mounting rod 13, so that the mounting rod 13 moves downward as a whole, and the screen 12 is set inside the sterilization cylinder 2.

[0022] like Figure 3 , 4 As shown in Figure 5, the positioning and pushing component 15 includes a fixed ring 1501 and a limiting ring 1505. The fixed ring 1501 is fixedly installed on the inner wall of the sterilization cylinder 2, and a limiting ring 1505 is fixedly installed at the lower end of one of the screens 12. A plurality of reset springs 1502 are fixedly installed on the upper surface of the fixed ring 1501 at equal intervals. A movable disk 1503 is fixedly installed on the upper end of the reset spring 1502. A limiting groove 1504 is provided on the upper surface of the movable disk 1503. The limiting ring 1505 is arranged inside the limiting groove 1504. The staff rotates the screw rod 8 in the opposite direction so that the screw rod 8 cooperates with the screw rod 8. The rod screw sleeve 7 moves upward, and at the same time drives the barrel cover 10 to move upward. After the barrel cover 10 moves upward, the mounting rod 13 is not subjected to the pressure of the barrel cover 10, and because a limit ring 1505 is fixedly installed at the lower end of a screen 12, a plurality of reset springs 1502 are fixedly installed on the upper surface of the fixed ring 1501 at equal intervals, and a mobile disk 1503 is fixedly installed on the upper end of the reset spring 1502. A limit groove 1504 is provided on the upper surface of the mobile disk 1503, and the limit ring 1505 is arranged inside the limit groove 1504. At this time, the mobile disk 1503 is moved upward by the resilience of the reset spring 1502. At the same time, the screen 12 is moved upward, and the screen 12 is pushed out from the inside of the sterilization barrel 2, so that the staff can take out the sterilized materials from the inside of the sterilization barrel 2. The loading and unloading process of this device is simple and convenient for the staff to operate, and because the screen 12 is multi-layered, the materials are placed on the multi-layer screen 12, which can fully sterilize and disinfect the materials.

[0023] The working principle of this steam sterilizer that is convenient for loading and unloading:

[0024] During use, when it is necessary to use this device to sterilize the device, first place the device to be sterilized evenly inside the screen 12. At this time, place the screen 12 inside the sterilization cylinder 2, and set the limit ring 1505 inside the limit groove 1504 to position the screen 12. At this time, the staff rotates the screw 8 to make the screw 8 cooperate with the screw sleeve 7 to move downward, and at the same time, it can drive the cylinder cover 10 to move downward, so that the cylinder cover 10 is tightly attached to the upper end surface of the sterilization cylinder 2, and the cylinder cover 10 will press the installation rod 13, so that the installation rod 13 moves downward as a whole, and the screen 12 is set inside the sterilization cylinder 2. At this time, the steam water tank 1 is used to work, and the water inside the steam water tank 1 is heated to generate steam, so that the steam performs high-temperature disinfection and sterilization on the device. After the disinfection is completed, the staff rotates the screw 8 in the opposite direction to make the screw 8 cooperate with the screw sleeve 7 to move upward, and at the same time drive the cylinder cover 10 to move upward. After the cylinder cover 10 moves upward. The mounting rod 13 is not subjected to the pressure of the cylinder cover 10, and because a limit ring 1505 is fixedly installed at the lower end of a screen 12, a plurality of reset springs 1502 are fixedly installed at equal intervals on the upper surface of the fixed ring 1501, and a movable disk 1503 is fixedly installed on the upper end of the reset spring 1502, and a limit groove 1504 is provided on the upper surface of the movable disk 1503, and the limit ring 1505 is arranged inside the limit groove 1504, at this time, the movable disk 1503 is moved upward by the resilience of the reset spring 1502. At the same time, the screen 12 will be moved upward, and the screen 12 will be pushed out from the inside of the sterilization cylinder 2, so that the staff can take out the sterilized materials from the inside of the sterilization cylinder 2. The loading and unloading process of this device is simple and convenient for the staff to operate, and because the screen 12 is arranged in multiple layers, the materials are placed on the multiple layers of the screen 12, which can fully sterilize and disinfect the materials.

[0025] The above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the scope of protection of the present invention.

Claims

1. A steam sterilizer that is convenient for loading and unloading, comprising a sterilization cylinder (2), characterized in that: A steam water tank (1) is installed at the lower end of the sterilization cylinder (2), a cylinder cover (10) is installed at the upper end of the sterilization cylinder (2), a positioning and ejecting assembly (15) is arranged inside the sterilization cylinder (2), a mounting rod (13) is installed inside the sterilization cylinder (2) through the positioning and ejecting assembly (15), a plurality of screens (12) are installed at equal intervals in the middle of the mounting rod (13), the positioning and ejecting assembly (15) comprises a fixing ring (1501), a limiting ring (1505), and the sterilization cylinder (2 ) is fixedly mounted on the inner wall thereof, wherein a limiting ring (1505) is fixedly mounted on the lower end of one of the screens (12), a plurality of return springs (1502) are fixedly mounted on the upper surface of the fixing ring (1501) at equal intervals, a movable disk (1503) is fixedly mounted on the upper end of the return spring (1502), a limiting groove (1504) is provided on the upper surface of the movable disk (1503), and the limiting ring (1505) is arranged inside the limiting groove (1504).

2. A steam sterilizer that is convenient for loading and unloading according to claim 1, characterized in that: The upper surface of the sterilization cylinder (2) is provided with a sealing groove (11), and the lower end of the cylinder cover (10) is fixedly mounted with a sealing ring (14), and the sealing ring (14) is arranged inside the sealing groove (11).

3. A steam sterilizer that is convenient for loading and unloading according to claim 2, characterized in that: A mounting ring (3) is fixedly mounted on the side of the middle portion of the sterilization cylinder (2), a support rod (4) is fixedly mounted on the upper surface of the mounting ring (3), and a top plate (5) is fixedly mounted on the top end of the support rod (4).

4. A steam sterilizer that is convenient for loading and unloading according to claim 3, characterized in that: A screw rod (8) is sleeved and installed in the middle of the top plate (5) through a screw thread sleeve (7), a rotating disk (6) is installed on the upper end of the screw rod (8), and the lower end of the screw rod (8) is rotatably arranged on the upper surface of the cylinder cover (10).

5. The steam sterilizer convenient for loading and unloading according to claim 1 is characterized in that: A plurality of guide rods (9) are fixedly mounted at equal intervals on the side of the cylinder cover (10), and the plurality of guide rods (9) are movable through the top plate (5).

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