Vertical high-pressure steam sterilizer

Abstract

The utility model relates to the technical field of high-pressure steam sterilization equipment, and discloses a vertical high-pressure steam sterilizer which comprises a sterilization box, the bottom of the sterilization box is fixedly connected with two groups of telescopic rods, the bottoms of the two groups of telescopic rods are both fixedly connected with a bottom plate, the top of the bottom plate is fixedly connected with a sleeve, and the sleeve is fixedly connected with the bottom plate. The top of the sleeve is rotationally connected with a worm gear, and a driving assembly capable of driving the worm gear to rotate is arranged on one side of the sleeve. The placing frame, the sealing component, the adjusting component, the locking component and the like are matched for use, so that a proper position can be selected according to the height of a sterilized object, a plurality of objects can be separately placed, the flexibility of equipment is greatly improved, the objects are prevented from being in contact, more effective sterilization is ensured, and the service life of the equipment is prolonged. And a sealing cover is pressed down by rotating a threaded rod, so that the sealing effect of the device is good, the safety of the device is improved, and the device is also convenient for workers to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure steam sterilization equipment technical field especially relates to a vertical high pressure steam sterilizer. BACKGROUND

[0002] Vertical high pressure steam sterilizer, commonly known as high pressure sterilization pot or high pressure steam sterilizer (Autoclave), is widely used in medical, laboratory, pharmaceutical and food industry and other fields, for sterilization, disinfection and high temperature treatment of goods. This kind of equipment uses the high temperature and high pressure of saturated steam to kill microorganisms (such as bacteria, viruses, fungi and spores, etc.), to ensure the sterility of the sterilized goods. High pressure steam sterilizer produces steam by heating water, and applies high pressure in a closed pressure vessel, so that the temperature of the steam reaches a certain standard (usually 121℃, 134℃, etc.), and uses this high temperature steam to kill microorganisms. Different sterilization conditions (temperature, pressure, time) can be applied to different sterilization needs.

[0003] The utility model discloses a vertical high pressure steam sterilizer, including sterilization box, the lower end both sides of sterilization box are all fixedly connected with support rod, the upper end of sterilization box is clamped with cover plate, and the upper end middle position of cover plate is fixedly installed with pressure detector and temperature detector, the outside of cover plate is fixed on sterilization box through fixed mechanism, the left side upper end of sterilization box is fixedly installed with control panel, and the left side lower end of sterilization box is connected with water inlet.

[0004] Although the above scheme can realize the sealing of the high pressure sterilizer, although the sealing can be well realized by fixing through multiple bolts, but it is very troublesome to fix, and the disinfection object needs to be placed after the cover is disassembled when taking out, the separated structure is relatively inconvenient, and generally the sterilizer is very laborious to move, needs multiple people to lift, and the universal wheels of some sterilizers with universal wheels bear the gravity of vertical high pressure steam sterilizer for a long time, which can easily cause damage to the universal wheels, and is inconvenient to use. UTILITY MODEL CONTENTS

[0005] The utility model discloses a vertical high pressure steam sterilizer.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a vertical high pressure steam sterilizer, including sterilization box, the bottom of sterilization box is fixedly connected with two groups of telescopic link, the bottom of two groups telescopic link is fixedly connected with the bottom plate, the top of bottom plate is fixedly connected with the sleeve, the top of sleeve is rotatably connected with the worm wheel, one side of sleeve is provided with the drive assembly that can drive the rotation of worm wheel, the inside screw thread of worm wheel is connected with the threaded rod, the top of threaded rod is fixedly connected with the support frame, the top of sterilization box is fixedly connected with two support rods, and one support rod is provided with locking assembly, and the outer wall of another support rod is hinged with the rotating frame, the top of rotating frame is fixedly connected with the threaded block, the top of threaded block is provided with sealing assembly, the top of sterilization box is fixedly connected with the sealing ring, the inner bottom of sterilization box is provided with fixed component, the top of fixed component is provided with the placing frame, the bottom of placing frame is fixedly connected with four limit rods, and the placing frame is provided with adjusting assembly.

[0007] The support frame is located between the opposite sides of each group of telescopic links, a plurality of holes are arranged on the placing frame, the size of the hole is consistent with the size of the fixed nut, so that the fixed nut can rotate normally when the fixed nut is rotated, the rotating frame is arc-shaped, one end of the rotating frame rotates, the other end is clamped with the clamping groove, and a hole with the same size as the clamping pin is formed in the top of the rotating frame.

[0008] As a further description of the above technical scheme:

[0009] The drive assembly includes a bracket and a drive motor, one side of the bracket is fixedly connected with the sleeve, the drive motor is fixed at one end of the bracket, the output end of the drive motor is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is sleeved with two worms, and the worms are meshed with the worm wheel.

[0010] The inner wall of the bracket is rotatably connected with the rotating shaft, the sleeve is a hollow structure, and the threaded rod can be accommodated in the sleeve.

[0011] As a further description of the above technical scheme:

[0012] The locking assembly includes a clamping groove formed in the outer wall of one of the support rods, a clamping pin is slidably connected through the top of the inner wall of one of the support rods, and the inner top surface of the clamping pin is fixedly connected with a spring.

[0013] One end of the spring is fixedly connected with the top of one of the support rods, and the clamping pin penetrates the inner wall of one of the support rods and abuts against the clamping groove.

[0014] As a further description of the above technical scheme:

[0015] The sealing assembly comprises a lifting screw threadedly connected inside a threaded block, a runner fixedly connected to the top of the lifting screw, and a sealing cover rotatably connected to the bottom of the lifting screw, wherein the bottom of the sealing cover is fixedly connected with a sealing rubber ring.

[0016] The lifting screw penetrates through the outside of the rotating frame, and the sealing rubber ring is in close contact with the sealing ring.

[0017] As a further description of the above technical solution:

[0018] The fixing assembly comprises a cross fixedly connected to the bottom surface of the sterilization box, wherein the top of the cross is provided with four through holes. The limiting rod slides along the through holes.

[0019] As a further description of the above technical solution:

[0020] The adjusting assembly comprises a support disc movably mounted on the inner wall of the placing frame, wherein the outer wall of the support disc is fixedly connected with four threaded cylinders, and the threaded cylinders are threadedly connected with fixed nuts.

[0021] The outer wall of the support plate is slidably connected with the inner wall of the placing frame, and the fixed nuts penetrate through the holes on the placing frame and are threadedly connected with the threaded cylinders.

[0022] As a further description of the above technical solution:

[0023] The bottom of the sterilization box is rotatably connected with universal wheels, the front surface of the sterilization box is fixedly connected with a controller, and one side of the sterilization box is fixedly connected with a water inlet pipe, a water outlet pipe, an exhaust valve and a safety valve, respectively.

[0024] The controller can be used to conveniently control the device, the safety valve can sense the pressure inside the sterilization box through the controller and the pressure sensor, so that the pressure can be automatically released.

[0025] As a further description of the above technical solution:

[0026] The bottom of the sterilization box is fixedly connected with a heating wire, and the inner wall of the sterilization box is fixedly connected with a temperature sensor and a pressure sensor, respectively.

[0027] The heating wire can be used to heat the water to generate water vapor for high-temperature sterilization of the objects inside the sterilization box, the temperature and pressure inside the sterilization box can be monitored through the pressure sensor and the temperature sensor, and the real-time display can be realized through the controller for the observation of the user.

[0028] The utility model has the advantages of:

[0029] 1、Compared with the prior art, the vertical high-pressure steam sterilizer can select a suitable position according to the height of the sterilized object, realize the separate placement of multiple objects, greatly improve the flexibility of the equipment, avoid the contact between the objects, and further ensure more effective sterilization, and the sealing effect of the device is good by rotating the threaded rod to press down the sealing cover, the safety of the equipment is improved, and the use of the staff is facilitated.

[0030] 2、Compared with the prior art, the vertical high-pressure steam sterilizer can select a suitable position according to the height of the sterilized object, realize the separate placement of multiple objects, greatly improve the flexibility of the equipment, avoid the contact between the objects, and further ensure more effective sterilization, and the sealing effect of the device is good by rotating the threaded rod to press down the sealing cover, the safety of the equipment is improved, and the use of the staff is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 The overall structure of the vertical high-pressure steam sterilizer is shown in the figure.

[0032] Figure 2 The driving assembly structure of the vertical high-pressure steam sterilizer is shown in the figure.

[0033] Figure 3 For Figure 2 The enlarged view of A in the middle.

[0034] Figure 4 The sealing assembly structure of the vertical high-pressure steam sterilizer is shown in the figure.

[0035] Figure 5 The fixed assembly structure of the vertical high-pressure steam sterilizer is shown in the figure.

[0036] Figure 6 The placing frame and the limiting rod of the vertical high-pressure steam sterilizer are shown in the figure.

[0037] Figure 7 The adjusting assembly structure of the vertical high-pressure steam sterilizer is shown in the figure.

[0038] LEGEND:

[0039] 1, sterilization box; 2, telescopic rod; 3, bottom plate; 4, sleeve; 5, worm; 6, threaded rod; 7, support frame; 8, support rod; 9, rotating frame; 10, threaded block; 11, sealing ring; 12, placing frame; 13, support; 14, drive motor; 15, rotating shaft; 16, worm; 17, clamping groove; 18, clamping pin; 19, spring; 20, lifting screw; 21, runner; 22, sealing cover; 23, sealing rubber ring; 24, cross; 25, through hole; 26, limiting rod; 27, support disc; 28, threaded cylinder; 29, fixed nut; 30, universal wheel; 31, controller; 32, water inlet pipe; 33, water outlet pipe; 34, exhaust valve; 35, safety valve; 36, heating wire; 37, temperature sensor; 38, pressure sensor. DETAILED DESCRIPTION

[0040] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0041] Reference Figures 1-7The utility model provides a vertical high pressure steam sterilizer: including sterilization box 1, the bottom fixed connection of sterilization box 1 has two groups of telescopic link 2, the bottom fixed connection of two groups of telescopic link 2 has bottom plate 3, the top fixed connection of bottom plate 3 has sleeve 4, the top rotatory connection of sleeve 4 has worm wheel 5, one side of sleeve 4 is provided with the drive assembly of the drive worm wheel 5 and rotates, the inside screw thread connection of worm wheel 5 has screw rod 6, the top fixed connection of screw rod 6 has support frame 7, the top fixed connection of sterilization box 1 has two support rods 8, one of support rod 8 is provided with locking assembly, the outer wall of another support rod 8 is hinged with rotating frame 9, the top fixed connection of rotating frame 9 has screw block 10, the top of screw block 10 is provided with sealing assembly, the top fixed connection of sterilization box 1 has sealing ring 11, the inner bottom of sterilization box 1 is provided with fixed assembly, the top of fixed assembly is provided with placing frame 12, the bottom fixed connection of placing frame 12 has four limit rods 26, placing frame 12 is provided with adjusting assembly, support frame 7 is located between the opposite side of every telescopic link 2, a plurality of holes are provided on placing frame 12, the size of hole is consistent with the size of fixed nut 29, to ensure that when rotating fixed nut 29, can let fixed nut 29 normally rotate, rotating frame 9 is arc, one end rotates, the other end is mutually clamped with the clamping groove 17, and its top is provided with a hole with the same size with the clamping pin 18, through the cooperation of placing frame 12, sealing assembly, adjusting assembly and locking assembly etc. structure, to select the appropriate position according to the height of the sterilized object, realize the separation of multiple objects, greatly improve the flexibility of equipment, avoid the contact between objects, to ensure more effective sterilization, and through rotating screw rod 6 and pressing sealing cover 22, can let the device sealing effect is good, improve the safety of equipment, also facilitate the use of staff.

[0042] The drive assembly includes a bracket 13 and a drive motor 14, one side of the bracket 13 is fixedly connected with the sleeve 4, the drive motor 14 is fixed at one end of the bracket 13, the output end of the drive motor 14 is fixedly connected with a rotating shaft 15, the outer wall of the rotating shaft 15 is sleeved with two worms 16, the worms 16 are meshed and connected with the worm wheel 5, the inner wall of the bracket 13 is rotatably connected with the rotating shaft 15, the inside of the sleeve 4 is a hollow structure, which can accommodate the screw rod 6, the locking assembly includes a clamping groove 17 formed in the outer wall of one of the support rods 8, a clamping pin 18 is slidably connected through the inside of one of the support rods 8 and protrudes from the top, the inner top surface of the clamping pin 18 is fixedly connected with a spring 19, one end of the spring 19 is fixedly connected with the top of one of the support rods 8, and the clamping pin 18 penetrates the inside of one of the support rods 8 and abuts against the clamping groove 17.

[0043] The sealing assembly comprises a lifting screw 20 threadedly connected inside the threaded block 10, the top of the lifting screw 20 is fixedly connected with a rotating wheel 21, the bottom of the lifting screw 20 is rotatably connected with a sealing cover 22, the bottom of the sealing cover 22 is fixedly connected with a sealing rubber ring 23, the lifting screw 20 penetrates through the outside of the rotating frame 9, and the sealing rubber ring 23 is in close contact with the sealing ring 11.

[0044] The adjusting assembly comprises a supporting disc 27 movably installed on the inner wall of the placing frame 12, four threaded cylinders 28 are fixedly connected to the outer wall of the supporting disc 27, fixed nuts 29 are threadedly connected to the threaded cylinders 28, the outer wall of the supporting disc 27 is slidably connected to the inner wall of the placing frame 12, the fixed nuts 29 penetrate through the holes in the placing frame 12 and are threadedly connected with the threaded cylinders 28, universal wheels 30 are rotatably connected to the four corners of the bottom of the sterilization box 1, a controller 31 is fixedly connected to the front of the sterilization box 1, a water inlet pipe 32, a water outlet pipe 33, an exhaust valve 34 and a safety valve 35 are fixedly connected to the side of the sterilization box 1 respectively, the device can be conveniently controlled by setting the controller 31, the safety valve 35 can sense the pressure inside the sterilization box 1 through the controller 31 and the pressure sensor 38, so as to automatically release the pressure, a heating wire 36 is fixedly installed on the bottom of the sterilization box 1, a temperature sensor 37 and a pressure sensor 38 are fixedly connected to the inner wall of the sterilization box 1 respectively, the water can be heated by setting the heating wire 36, water vapor is generated to high-temperature sterilize the objects inside the sterilization box 1, the temperature and pressure inside the sterilization box 1 can be monitored through the pressure sensor 38 and the temperature sensor 37, and the real-time monitoring can be realized through the controller 31 for the observation of the user.

[0045] Working principle: first, the controller 31 is electrically connected with the driving motor 14, the safety valve 35, the heating wire 36, the temperature sensor 37 and the pressure sensor 38 respectively, so as to more conveniently control the device, then when the device is started, the driving motor 14 can be started, the output end is rotated to drive the rotating shaft 15 to rotate, the two worms 16 sleeved thereon are driven to rotate, the two worm gears 5 engaged therewith are driven to rotate, the two threaded rods 6 can be rotated, the two groups of telescopic rods 2 are driven to move under the limiting action of the supporting frame 7, the telescopic rods 2 can be retracted, the four universal wheels 30 are in contact with the ground, at this time, the device can be easily pushed to the position to be placed, after moving, the driving motor 14 is started in reverse to rotate, the device is reversed, the telescopic rods 2 are extended, the device is lifted, the universal wheels 30 are suspended, thereby avoiding damage to the universal wheels 30 caused by long-time pressure of the device, and the device is more stable;

[0046] When sterilizing, if multiple objects need to be sterilized and kept separate, the support disc 27 can be taken out, placed along the inner wall of the placing frame 12, and then placed at a suitable position according to the height of the objects to be sterilized. Then, the threaded cylinder 28 on the support disc 27 is aligned with the hole on the placing frame 12, and the fixing nut 29 is aligned with the threaded cylinder 28 on the hole and tightened, so that the support disc 27 is fixed in the placing frame 12. Then, the objects can be placed on the support disc 27, and if other objects need to be sterilized, the support disc 27 can be continuously placed, so that multiple objects can be sterilized separately, increasing flexibility.

[0047] When the objects to be sterilized are placed, the rotating frame 9 is pushed to rotate, one end of the rotating frame 9 is moved into the clamping groove 17 at one end of the support rod 8, the clamping pin 18 is pushed upward to move the spring 19 upward, the clamping groove 17 is no longer blocked by the clamping pin 18, the hole of the rotating frame 9 is aligned with the clamping pin 18 in the clamping groove 17, the clamping pin 18 is loosened, and the rotating frame 9 is fixed by the clamping pin 18. Then, the rotating wheel 21 is rotated to drive the threaded rod 6 to rotate on the threaded block 10, so that the threaded rod 6 moves downward and pushes the sealing cover 22 downward to align with the sealing ring 11 and press downward. Under the action of the sealing rubber ring 23, the device is sealed more tightly, so that the device is conveniently sealed for use.

[0048] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A vertical high-pressure steam sterilizer comprising a sterilization chamber (1), characterized in that: The bottom of the sterilization box (1) is fixedly connected with two groups of telescopic rods (2), the bottoms of the two groups of telescopic rods (2) are fixedly connected with bottom plates (3), the top of the bottom plate (3) is fixedly connected with a sleeve (4), the top of the sleeve (4) is rotatably connected with a worm wheel (5), one side of the sleeve (4) is provided with a driving assembly capable of driving the worm wheel (5) to rotate, the inside of the worm wheel (5) is threadedly connected with a threaded rod (6), the top of the threaded rod (6) is fixedly connected with a support frame (7), the top of the sterilization box (1) is fixedly connected with two support rods (8), one of the support rods (8) is provided with a locking assembly, the outer wall of the other support rod (8) is hingedly connected with a rotating frame (9), the top of the rotating frame (9) is fixedly connected with a threaded block (10), the top of the threaded block (10) is provided with a sealing assembly, the top of the sterilization box (1) is fixedly connected with a sealing ring (11), the inner bottom surface of the sterilization box (1) is provided with a fixing assembly, the top of the fixing assembly is provided with a placing frame (12), the bottom of the placing frame (12) is fixedly connected with four limiting rods (26), the placing frame (12) is provided with an adjusting assembly.

2. A vertical high pressure steam sterilizer according to claim 1, characterized in that: The driving assembly comprises a bracket (13) and a driving motor (14), one side of the bracket (13) is fixedly connected with the sleeve (4), the driving motor (14) is fixed at one end of the bracket (13), the output end of the driving motor (14) is fixedly connected with a rotating shaft (15), the outer wall of the rotating shaft (15) is sleeved with two worms (16), and the worms (16) are meshedly connected with the worm wheel (5).

3. A vertical high pressure steam sterilizer according to claim 1, characterized in that: The locking assembly comprises a clamping groove (17) formed in the outer wall of one of the support rods (8), and a clamping pin (18) penetrating through the top of one of the support rods (8) and being slidably connected.

4. A vertical high pressure steam sterilizer according to claim 1, characterized in that: The sealing assembly comprises a lifting screw (20) threadedly connected in the threaded block (10), a rotating wheel (21) fixedly connected to the top of the lifting screw (20), a sealing cover (22) rotatably connected to the bottom of the lifting screw (20), and a sealing rubber ring (23) fixedly connected to the bottom of the sealing cover (22).

5. A vertical high pressure steam sterilizer as claimed in claim 1, wherein: The fixing assembly comprises a cross (24) fixed to the inner bottom surface of the sterilization box (1), and four through holes (25) are formed in the top of the cross (24).

6. A vertical high pressure steam sterilizer as claimed in claim 1, wherein: The adjusting assembly comprises a support disc (27) movably mounted on the inner wall of the placing frame (12), four threaded barrels (28) fixedly connected to the outer wall of the support disc (27), and fixed nuts (29) threadedly connected to the threaded barrels (28).

7. A vertical high pressure steam sterilizer as claimed in claim 1, wherein: The bottom of the sterilization box (1) is rotatably connected with universal wheels (30) at four corners, the front surface of the sterilization box (1) is fixedly connected with a controller (31), and the side of the sterilization box (1) is respectively fixedly connected with a water inlet pipe (32), a water outlet pipe (33), an exhaust valve (34) and a safety valve (35).

8. A vertical high pressure steam sterilizer according to claim 1, characterized in that: The bottom of the sterilization box (1) is fixedly provided with a heating wire (36), and the inner wall of the sterilization box (1) is fixedly connected with a temperature sensor (37) and a pressure sensor (38) respectively.

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