Safety pressure relief device for high-pressure steam sterilizer

Abstract

The utility model discloses a safety pressure relief device for a high-pressure steam sterilizer, relates to the technical field of high-pressure steam sterilizers, and solves the problem that the strength and the stability of a joint are insufficient due to the lack of a reinforcing structure for the joint. According to the pressure relief valve, the pressure relief opening and the pressure relief valve are arranged, the pressure relief valve is embedded into the pressure relief opening, meanwhile, the first sealing ring and the second sealing ring are meshed, when the pressure relief valve rotates along with threads, the first sealing ring and the second sealing ring are tightly connected, and the tighter the pressure relief valve rotates, the tighter the first sealing ring and the second sealing ring are meshed. And therefore, the connection tightness between the pressure relief valve and the pressure relief opening can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure steam sterilizer technical field especially is related to a safe pressure relief device for high pressure steam sterilizer. BACKGROUND

[0002] Sterilizer is a kind of instrument that can kill or remove all microorganisms on transmission medium, including bacteria spores and non-pathogenic microorganisms;

[0003] With the development of science and technology, sterilizer is gradually applied in multiple fields, and the sterilizer is often released in the process of using the pressure inside its internal pressure relief device, and the connection between the sterilizer and the pressure relief device is generally connected by thread or other ways, no matter which way is connected, it lacks reinforcing structure for the connection, which may cause the strength and stability of the connection to be insufficient, which may cause the connection to be loose, broken or ineffective, thereby affecting the normal operation and safety of the equipment;

[0004] Therefore, a safe pressure relief device for high pressure steam sterilizer is proposed. INVENTION CONTENTS

[0005] In order to improve the problem of lacking reinforcing structure for the connection, thereby causing the strength and stability of the connection to be insufficient, the utility model provides a safe pressure relief device for high pressure steam sterilizer.

[0006] The utility model provides a safe pressure relief device for high pressure steam sterilizer adopts the following technical scheme:

[0007] A safe pressure relief device for high pressure steam sterilizer, comprising a sterilizer, the top of the sterilizer is provided with a cover plate, the top of the cover plate is provided with a handle, the sterilizer and the cover plate are surrounded by a connecting block;

[0008] The top of the cover plate is embedded with a pressure relief port one away from the handle side, the pressure relief valve is embedded in the inside of the pressure relief port one, and the pressure relief port one and the pressure relief valve are fixed by the outer surface of the fixed structure.

[0009] By adopting the above technical scheme, the safe pressure relief effect of the sterilizer can be effectively achieved, and the connection firmness between the pressure relief valve and the pressure relief port one is increased.

[0010] Optionally, the pressure relief port one comprises:

[0011] A connecting port is arranged on the top of the pressure relief port one;

[0012] A pressure rod one is embedded in the inside of the pressure relief port one;

[0013] A pressure rod two is embedded in the inside of the pressure relief port one below the pressure rod one;

[0014] A sealing ring one is arranged around the inner wall of the connecting port.

[0015] By adopting the above technical scheme, the pressure relief effect of the sterilizer can be effectively achieved.

[0016] Optionally, the pressure relief valve comprises:

[0017] A handle is arranged on one side of the pressure relief valve.

[0018] A second pressure relief port is arranged on one side of the pressure relief valve.

[0019] A connecting section is arranged at the bottom of the pressure relief valve.

[0020] A sealing ring two is arranged around the outer surface of the connecting section.

[0021] By adopting the above technical scheme, the pressure relief effect of the sterilizer can be further achieved.

[0022] Optionally, the fixing structure comprises:

[0023] The fixing ring one and the fixing ring two are an integral whole, the outer surfaces of the fixing ring one and the fixing ring two are both arranged with fixing blocks, and the fixing blocks are penetrated by fixing bolts.

[0024] By adopting the above technical scheme, the connection firmness between the pressure relief valve and the pressure relief port can be effectively increased.

[0025] Optionally, the sealing ring one is arranged around the inner wall of the connecting port, the sealing ring one can be rubber, and the sealing ring one is consistent with the shape of the threaded part of the connecting port.

[0026] By adopting the above technical scheme, the tightness between the pressure relief port and the pressure relief valve can be increased.

[0027] Optionally, the sealing ring two can be rubber, and the sealing ring two is consistent with the shape of the threaded part of the outer surface of the connecting section.

[0028] By adopting the above technical scheme, the tightness between the pressure relief port and the pressure relief valve can be further increased.

[0029] Optionally, the sealing ring two is matched with the sealing ring one.

[0030] By adopting the above technical scheme, the gap between the pressure relief port and the pressure relief valve can be effectively avoided.

[0031] In summary, the utility model has the following beneficial effects:

[0032] 1.The utility model discloses a pressure relief port and pressure relief valve, through the embedding of pressure relief valve inside pressure relief port, at the same time, the sealing ring one and sealing ring two are engaged, when the pressure relief valve rotates with the screw, the sealing ring one and sealing ring two are connected closely, the closer the rotation of pressure relief valve, the closer the sealing ring one and sealing ring two bite, and the connection tightness between pressure relief valve and pressure relief port can be effectively increased.

[0033] 2.The utility model discloses a fixing structure, when the pressure relief valve is embedded in the inside of pressure relief port, the fixing structure is sleeved on the outer surface of both at the moment, and the connection firmness between pressure relief valve and pressure relief port can be effectively increased, and the loosening phenomenon of both can be avoided. ACCURACY OF DRAWINGS

[0034] Figure 1 It is the whole structure schematic diagram of the utility model.

[0035] Figure 2 It is the pressure relief port result schematic diagram of the utility model.

[0036] Figure 3 It is the partial structure schematic diagram of pressure relief valve and pressure relief port of the utility model.

[0037] Figure 4 It is the fixing structure schematic diagram of the utility model.

[0038] MARKING OF DRAWINGS:

[0039] 1, sterilizer; 101, cover plate; 102, handle; 103, connecting block; 2, pressure relief port one; 201, connecting port; 202, pressure rod one; 203, pressure rod two; 204, sealing ring one; 3, pressure relief valve; 301, handle; 302, pressure relief port two; 303, connecting section; 304, sealing ring two; 4, fixing structure; 401, fixed ring one; 402, fixed ring two; 403, fixed block; 404, fixed bolt. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings of the utility model embodiment in the utility model embodiment Figures 1-4 The technical scheme in the utility model embodiment is described clearly and completely, obviously, the described embodiment is only a part of the utility model embodiment, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0041] Please refer to Figures 1-4The utility model provides a safe pressure relief device for high pressure steam sterilizer, including the sterilizer 1, the top of sterilizer 1 is equipped with cover plate 101, the top of cover plate 101 is equipped with handle 102, and the periphery of sterilizer 1 is surrounded with connecting block 103 around cover plate 101;

[0042] The top of cover plate 101 is embedded with pressure relief port one 2 away from the side of handle 102, and pressure relief valve 3 is embedded in the inside of pressure relief port one 2, and pressure relief port one 2 is fixed with fixed structure 4 on the outer surface of pressure relief valve 3;

[0043] Sealing ring one 204 is arranged around the inner wall of connecting port 201, sealing ring one 204 can be rubber, and sealing ring one 204 is consistent with the shape of the threaded portion of connecting port 201;

[0044] Sealing ring two 304 can be rubber, and sealing ring two 304 is consistent with the shape of the threaded portion of the outer surface of connecting section 303;

[0045] Sealing ring two 304 is matched with sealing ring one 204;

[0046] When pressure relief valve 3 is embedded in the inside of pressure relief port one 2, and sealing ring one 204 and sealing ring two 304 are engaged at the same time, sealing ring one 204 and sealing ring two 304 are tightly connected when pressure relief valve 3 is rotated along the thread, and the tighter pressure relief valve 3 is rotated, the tighter sealing ring one 204 and sealing ring two 304 are engaged, thereby effectively increasing the connection tightness between pressure relief valve 3 and pressure relief port one 2, and secondly, fixed structure 4 is fixed to the outer surfaces of pressure relief valve 3 and pressure relief port one 2, thereby effectively increasing the connection fastening between the two.

[0047] Reference Figures 2-4 Pressure relief port one 2 includes:

[0048] Connecting port 201 is arranged on the top of pressure relief port one 2;

[0049] Pressure rod one 202 is embedded in the inside of pressure relief port one 2;

[0050] Pressure rod two 203 is embedded in the inside of pressure relief port one 2 below pressure rod one 202;

[0051] Sealing ring one 204 is arranged around the inner wall of connecting port 201;

[0052] Pressure relief valve 3 includes:

[0053] Handle 301 is arranged on one side of pressure relief valve 3;

[0054] Pressure relief port two 302 is arranged on one side of pressure relief valve 3;

[0055] Connecting section 303 is arranged at the bottom of pressure relief valve 3.

[0056] A sealing ring two 304 is arranged around the outer surface of the connecting section 303;

[0057] The fixing structure 4 comprises:

[0058] The fixing ring one 401 and the fixing ring two 402 are an integral whole, the outer surface of the fixing ring one 401 and the fixing ring two 402 are both arranged with the fixing block 403, and the fixing block 403 is internally penetrated by the fixing bolt 404;

[0059] When the pressure relief valve 3 is embedded in the inside of the pressure relief port one 2, the pressure rod one 202 and the pressure rod two 203 are pressed, at this time, the connecting port 201 is inwardly contracted, thereby achieving the fixing effect of the pressure relief valve 3, and when pressure relief is needed, the handle 301 is pressed, thereby making the pressure be discharged through the pressure relief port two 302.

[0060] Secondly, when the pressure relief valve 3 is embedded in the inside of the pressure relief port one 2, at this time, the fixing structure 4 is sleeved on the outer surfaces of both, thereby effectively increasing the connection firmness between the pressure relief valve 3 and the pressure relief port one 2, and avoiding the loosening phenomenon of both.

[0061] The implementation principle of the utility model is as follows: firstly, when pressure relief of the sterilizer 1 is needed, the pressure relief valve 3 is embedded in the inside of the pressure relief port one 2, at this time, the sealing ring one 304 and the sealing ring two 204 are closely attached, avoiding the gap at the connection of both, and the pressure rod one 202 and the pressure rod two 203 are pressed, at this time, the connecting port 201 is inwardly contracted, thereby achieving the fixing effect of the pressure relief valve 3, and when pressure relief is needed, the handle 301 is pressed, thereby making the pressure be discharged through the pressure relief port two 302.

[0062] The above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, although the utility model is described in detail by referring to the foregoing embodiment, for the person skilled in the art, the technical scheme recorded in the foregoing each embodiment can be modified, or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A safety pressure relief device for a high-pressure steam sterilizer, comprising a sterilizer (1), a cover plate (101) is arranged on the top of the sterilizer (1), a handle (102) is arranged on the top of the cover plate (101), a connecting block (103) is arranged around the cover plate (101) and the sterilizer (1); characterized in that A pressure relief port one (2) is embedded on the side of the top of the cover plate (101) away from the handle (102), a pressure relief valve (3) is embedded in the pressure relief port one (2), and a fixed structure (4) is sleeved and fixed on the outer surface of the pressure relief port one (2) and the pressure relief valve (3).

2. A safety relief device for a high pressure steam sterilizer according to claim 1, characterized in that: The pressure relief port one (2) comprises: A connecting port (201) is arranged on the top of the pressure relief port one (2); A pressure rod one (202) is embedded in the pressure relief port one (2); A pressure rod two (203) is embedded in the pressure relief port one (2) below the pressure rod one (202); A sealing ring one (204) is arranged on the inner wall of the connecting port (201).

3. A safety relief device for a high pressure steam sterilizer according to claim 2, wherein: The pressure relief valve (3) comprises: A handle (301) is arranged on one side of the pressure relief valve (3); A pressure relief port two (302) is arranged on one side of the pressure relief valve (3); A connecting section (303) is arranged at the bottom of the pressure relief valve (3); A sealing ring two (304) is arranged on the outer surface of the connecting section (303).

4. A safety relief device for a high pressure steam sterilizer according to claim 1, wherein: The fixed structure (4) comprises: A fixed ring one (401) and a fixed ring two (402) are an integral whole, the outer surfaces of the fixed ring one (401) and the fixed ring two (402) are both surrounded by a fixed block (403), and a fixed bolt (404) penetrates the fixed block (403).

5. A safety relief device for a high pressure steam sterilizer according to claim 2, wherein: The sealing ring one (204) is arranged on the inner wall of the connecting port (201), the sealing ring one (204) is rubber, and the shape of the sealing ring one (204) is consistent with the thread of the connecting port (201).

6. A safety relief device for a high pressure steam sterilizer according to claim 3, wherein: The sealing ring two (304) is rubber, and the shape of the sealing ring two (304) is consistent with the thread of the outer surface of the connecting section (303).

7. A safety relief device for a high pressure steam sterilizer according to claim 3, wherein: The sealing ring two (304) is matched with the sealing ring one (204).

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