CN213191350U - Sterilization system for preventing water hammer impact - Google Patents
Sterilization system for preventing water hammer impact Download PDFInfo
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- CN213191350U CN213191350U CN202021662758.9U CN202021662758U CN213191350U CN 213191350 U CN213191350 U CN 213191350U CN 202021662758 U CN202021662758 U CN 202021662758U CN 213191350 U CN213191350 U CN 213191350U
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Abstract
The utility model discloses a sterilization system of waterproof hammer impact, including water bath sterilizer, circulating pump and heat exchanger, the heat exchanger is connected with the steam inlet pipeline and the cooling water inlet pipeline that are used for leading to steam respectively and lead to the cooling water, the heat exchanger still is connected with the drain pipeline and the cooling water outlet pipeline that are used for respectively hydrophobic and the cooling water of arranging, steam inlet pipeline with it has compressed air inlet pipe way to insert between the heat exchanger, compressed air inlet pipe way is used for sweeping the evacuation comdenstion water in the heat exchanger. According to the sterilization system for preventing the water hammer impact, the compressed air inlet pipeline is additionally arranged, the compressed air is introduced before the sterilization process is converted into the cooling process, the inside of the heat exchanger is swept, condensed water is drained, the impact of the water hammer on the heat exchanger is reduced, noise and vibration are reduced, the heat exchanger is protected, and the service life of the heat exchanger is prolonged.
Description
Technical Field
The utility model relates to a water bath sterilizer technical field, in particular to sterilization system of waterproof hammer impact.
Background
At present, in the sterilization process of a large infusion water bath sterilizer, industrial steam is used for heating and sterilizing water in a cabinet through a heat exchanger, and condensed water is remained in the heat exchanger. In the cooling stage, when cooling water enters, due to the fact that the temperature difference is too large, the cooling water is vaporized instantly, water hammer generated by mixing of steam and water has large impact on the heat exchanger, the heat exchanger and the pipeline are vibrated, the sound is large, and the service life of the heat exchanger is influenced.
Therefore, the technical problem to be solved by those skilled in the art is how to provide a sterilization system capable of preventing water hammer impact, which can solve the noise and vibration caused by water hammer to the heat exchanger and the pipeline, protect the heat exchanger, and prolong the service life of the heat exchanger.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sterilization system of waterproof hammer impact, through addding compressed air inlet line, let in compressed air before sterilization flow changes the cooling flow, sweep the inside of heat exchanger, with the comdenstion water evacuation, reduce the impact of water hammer to the heat exchanger, noise abatement and vibration protect the heat exchanger, improve the life of heat exchanger.
In order to achieve the purpose, the utility model provides a sterilization system of waterproof hammer impact, including water bath sterilizer, circulating pump and heat exchanger, the heat exchanger is connected with the steam inlet pipeline and the cooling water inlet pipeline that are used for leading to steam respectively and lead to the cooling water, the heat exchanger still is connected with the drain pipeline and the cooling water outlet pipeline that arrange for hydrophobic and row cooling water respectively, steam inlet pipeline with it has compressed air inlet pipeline to insert between the heat exchanger, compressed air inlet pipeline is used for sweeping the evacuation comdenstion water in the heat exchanger.
Preferably, the heat exchanger comprises a cooling water return pipeline, the cooling water return pipeline is connected between the cooling water inlet pipeline and the cooling water discharge pipeline, and the cooling water return pipeline is used for ensuring the circulating flow of cooling water and avoiding instantaneous impact on the heat exchanger when the cooling water is introduced.
Preferably, one end of the steam inlet pipeline, one end of the cooling water inlet pipeline and one end of the cooling water discharge pipeline are inlet ends, the other end of the steam inlet pipeline and the other end of the cooling water inlet pipeline are communicated with each other and then connected with the compressed air inlet pipeline, and the cooling water return pipeline is connected between the inlet ends of the cooling water inlet pipeline and the cooling water discharge pipeline.
Preferably, the compressed air inlet pipeline comprises a fan for providing a wind source and a pneumatic valve for controlling opening and closing.
Preferably, the device further comprises a controller connected with the pneumatic valve, wherein the controller is used for controlling the pneumatic valve to realize the adjustment of the purging time.
Preferably, cooling water return line includes the return valve that is used for controlling the switching, the controller with the return valve links to each other, the controller is used for controlling the return valve is in order to realize leading to cooling water and cooling after sweeping the completion.
Compared with the prior art, the utility model provides a sterilization system for preventing water hammer impact comprises a water bath sterilizer, a circulating pump and a heat exchanger, wherein the heat exchanger is connected with a steam inlet pipeline and a cooling water inlet pipeline, and is also connected with a drain pipeline and a cooling water discharge pipeline, and a compressed air inlet pipeline is connected between the steam inlet pipeline and the heat exchanger; the sterilization system for preventing the impact of the water hammer realizes the introduction of steam into the heat exchanger through the steam inlet pipeline, realizes the further drainage of the steam introduced into the heat exchanger after the steam flows out of the heat exchanger through the drainage pipeline, realizes the introduction of cooling water into the heat exchanger through the cooling water inlet pipeline, realizes the further drainage of the cooling water introduced into the heat exchanger after the cooling water flows out of the heat exchanger through the cooling water discharge pipeline, realizes the introduction of compressed air into the heat exchanger through the compressed air inlet pipeline, and further purges and empties condensed water in the heat exchanger; this sterilization system of waterproof hammer impact lets in compressed air between sterilization flow changes the cooling flow through addding compressed air inlet line, sweeps the inside of heat exchanger, with the comdenstion water evacuation in the heat exchanger, reduces the impact of water hammer to the heat exchanger, noise reduction and vibration, protection heat exchanger, improve the life of heat exchanger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a sterilization system for preventing water hammer impact according to an embodiment of the present invention.
Wherein:
1-steam inlet pipeline, 2-cooling water inlet pipeline, 3-cooling water discharge pipeline, 4-drainage pipeline, 5-drainage bypass pipeline, 6-compressed air inlet pipeline, 7-cooling water return pipeline, 8-heat exchanger, 9-circulating pump and 10-water bath sterilizer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a sterilization system for preventing water hammer impact according to an embodiment of the present invention.
In the present interpretation of the term, water hammer: is a phenomenon that a pipe or a container carrying the steam or water flows is subjected to sound and vibration due to the impact force generated suddenly by the steam or water. And (3) sterilization process: industrial steam is introduced to heat and preserve the temperature of circulating water in the water bath sterilizer 10 to 121 ℃ or 115 ℃ through the heat exchanger 8, so that the sterilization effect is achieved. And (3) cooling process: after sterilization, cooling water cools the circulating water in the water bath sterilizer 10 through the heat exchanger 8, and the door needs to be opened when the temperature in the cabinet is reduced to about 50 ℃. The water bath sterilizer 10 opens the door and transfers the product inside the cabinet to the outside of the cabinet.
In a specific embodiment, the utility model provides a sterilization system of waterproof hammer impact includes water bath sterilizer 10, circulating pump 9 and heat exchanger 8, water bath sterilizer 10, circulating pump 9 and heat exchanger 8 end to end connection form closed loop in proper order, on this basis, heat exchanger 8 still is connected with respectively into steam pipe 1, advance cooling water pipeline 2, arrange cooling water pipeline 3 and drain line 4, heat exchanger 8 still is connected with compressed air inlet pipe 6, compressed air inlet pipe 6 inserts the pipeline position between steam pipe 1 and heat exchanger 8 of advancing.
Wherein, the steam inlet pipeline 1 is used for introducing steam, and the water drainage pipeline 4 is used for draining water; in the specific process, steam is introduced into the heat exchanger 8 through the steam inlet pipeline 1, the heat exchanger 8 introducing the steam heats and preserves the temperature of circulating water in the water bath sterilizer 10 so as to achieve the sterilization effect, the steam which becomes water after heat release is discharged from the heat exchanger 8 and then is discharged outwards through the drain pipeline 4, and the steam inlet pipeline 1 and the drain pipeline 4 form a first group of pipelines for realizing the sterilization process of the heat exchanger 8.
In addition, the inlet cooling water line 2 functions to supply cooling water, and the outlet cooling water line 3 functions to discharge cooling water; in the specific process, cooling water is introduced into the heat exchanger 8 through the cooling water inlet pipeline 2, the heat exchanger 8 introduced with the cooling water cools and reduces the temperature of the circulating water in the water bath sterilizer 10 to achieve the cooling effect, the cooling water which still keeps a water state after absorbing heat is discharged from the heat exchanger 8, then the cooling water is discharged outwards through the cooling water discharge pipeline 3, and the cooling water inlet pipeline 2 and the cooling water discharge pipeline 3 form a second group of pipelines for realizing the cooling process of the heat exchanger 8.
In this embodiment, the steam inlet pipeline 1, the cooling water inlet pipeline 2, the cooling water discharge pipeline 3 and the drain pipeline 4 are parallel, and each pipeline may further include a plurality of parallel pipelines; furthermore, a drain bypass pipeline 5 which is parallel to the four pipelines is also included.
Condensed water remains in the sterilization process of the heat exchanger 8; when the heat exchanger 8 is switched from the sterilization process to the cooling process, the cooling water is vaporized instantly due to overlarge temperature difference; at this time, the water hammer generated by the mixing of the steam and the water has great impact on the heat exchanger 8, so that the heat exchanger 8 and the pipeline vibrate, the noise is great, and the service life of the heat exchanger 8 is influenced.
On this basis, the utility model discloses an add compressed air inlet line 6, insert the pipeline between steam inlet line 1 and the heat exchanger 8 with compressed air inlet line 6, make compressed air inlet line 6 let in compressed air in to heat exchanger 8, the inner space of sweeping heat exchanger 8 between the cooling flow is changeed in the sterilization flow, remaining comdenstion water evacuation when sterilizing the flow with heat exchanger 8, weaken the problem that cooling water vapor-water mixture produced the water hammer after vaporizing in the twinkling of an eye, cool down heat exchanger 8 simultaneously, reduce the impact of cooling water vaporization back vapor-water mixture to heat exchanger 8, noise reduction and vibration, protection heat exchanger 8, the life of heat exchanger 8 is prolonged.
The heat exchanger 8 is embodied as a plate heat exchanger by way of example.
Illustratively, the compressed air inlet pipeline 6 comprises a fan for providing an air source and a pneumatic valve for controlling opening and closing, and the fan and the pneumatic valve are arranged in corresponding connected pipelines; the cooling water return line 7 includes a return valve for controlling opening and closing, and the return valve is provided in a pipe correspondingly connected.
In another specific implementation mode, the utility model discloses still newly increased cooling water return water pipeline 7, its effect lies in carrying out backward flow buffering to the cooling water.
Specifically, cooling water return pipeline 7 inserts the pipeline position between entering cooling water pipeline 2 and row cooling water pipeline 3, and cooling water return pipeline 7 ensures that cooling water circulation flows, opens in the twinkling of an eye when avoiding leading to the cooling water and produces the impact to heat exchanger 8.
It should be noted that the water hammer prevention measure of the sterilization system for preventing water hammer impact is two, which not only lies in that a compressed air inlet pipeline 6 is added in the pipeline design of the water bath sterilizer 10 to purge the heat exchanger 8, but also lies in that a cooling water return pipeline 7 is added to perform backflow buffering on cooling water, and the two measures are combined, so that the problem of water hammer generated when the sterilization process of the water bath sterilizer 10 is changed into the cooling process is solved, noise and vibration generated by the heat exchanger 8 are reduced, the heat exchanger 8 is protected, and the service life of the heat exchanger 8 is prolonged.
In this embodiment, one end of the steam inlet pipeline 1, the cooling water inlet pipeline 2 and the cooling water outlet pipeline 3 is an inlet end, which may be defined as introducing steam from the right end of the steam pipeline 1 and introducing cooling water from the right end of the cooling water inlet pipeline 2, and the cooling water return pipeline 7 is connected between the inlet ends of the cooling water inlet pipeline 2 and the cooling water outlet pipeline 3; the other end opposite to the right end may be defined as a left end, and the left end of the steam inlet pipeline 1 is communicated with the left end of the cooling water inlet pipeline 2 at a point before the communication point between the steam inlet pipeline 1 and the compressed air inlet pipeline 6, that is, the steam inlet pipeline 1 and the cooling water inlet pipeline 2 are communicated before being communicated with the compressed air inlet pipeline 6 respectively.
In a specific embodiment, the device further comprises a controller connected with the pneumatic valve, wherein the controller controls the opening and closing of the pneumatic valve and the opening and closing time, and the controller is used for adjusting the purging time of the compressed air through a set program.
In addition, the controller is connected with the water return valve, the opening and closing and the opening and closing time of the water return valve are controlled by the controller, and the water return valve is further controlled by the controller on the basis of controlling the purging time of the compressed air. So that the flows of the steps of introducing the compressed air and the cooling water are orderly linked.
Furthermore, the controller is also connected to valves in other pipelines to realize further overall control, and the controller should also fall within the scope of the present embodiment.
Illustratively, the opening and closing of the pneumatic valve are controlled by a program in the controller, the purging time is 10s, and cooling water is cooled after purging is completed.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The above detailed description is made on the sterilization system for preventing the water hammer impact provided by the present invention. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a sterilization system of waterproof hammer impact, includes water bath sterilizer (10), circulating pump (9) and heat exchanger (8), its characterized in that, heat exchanger (8) are connected with steam inlet pipeline (1) and the cooling water pipeline (2) that are used for leading to steam respectively and lead to the cooling water, heat exchanger (8) still are connected with drain line (4) and the cooling water pipeline (3) of arranging that are used for the drainage respectively and arrange the cooling water, steam inlet pipeline (1) with it has compressed air inlet line (6) to insert between heat exchanger (8), compressed air inlet line (6) are used for sweeping the evacuation the comdenstion water in heat exchanger (8).
2. The sterilization system against water hammer impact according to claim 1, comprising a cooling water return line (7), wherein the cooling water return line (7) is connected between the cooling water inlet line (2) and the cooling water discharge line (3), and the cooling water return line (7) is used for ensuring the circulation of cooling water and avoiding instantaneous impact on the heat exchanger (8) when cooling water is introduced.
3. The sterilization system for preventing water hammer impact according to claim 2, wherein one end of the steam inlet pipeline (1), one end of the cooling water inlet pipeline (2) and one end of the cooling water discharge pipeline (3) are inlet ends, the other ends of the steam inlet pipeline (1) and the cooling water inlet pipeline (2) are communicated with each other and then connected with the compressed air inlet pipeline (6), and the cooling water return pipeline (7) is connected between the inlet ends of the cooling water inlet pipeline (2) and the cooling water discharge pipeline (3).
4. A sterilization system against hammer blows according to claim 3, characterized in that said compressed air intake duct (6) comprises a fan to provide a source of air and pneumatic valves to control opening and closing.
5. The system of claim 4, further comprising a controller coupled to the pneumatic valve, the controller configured to control the pneumatic valve to enable adjustment of the purge time.
6. The sterilization system for preventing the water hammer impact according to claim 5, wherein the cooling water return line (7) comprises a return valve for controlling the opening and closing, the controller is connected with the return valve, and the controller is used for controlling the return valve to realize the cooling by the cooling water after the purging is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662758.9U CN213191350U (en) | 2020-08-11 | 2020-08-11 | Sterilization system for preventing water hammer impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662758.9U CN213191350U (en) | 2020-08-11 | 2020-08-11 | Sterilization system for preventing water hammer impact |
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| Publication Number | Publication Date |
|---|---|
| CN213191350U true CN213191350U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021662758.9U Active CN213191350U (en) | 2020-08-11 | 2020-08-11 | Sterilization system for preventing water hammer impact |
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| CN (1) | CN213191350U (en) |
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- 2020-08-11 CN CN202021662758.9U patent/CN213191350U/en active Active
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