CN209892516U

CN209892516U - Sealed cooling system of double-chamber bag sterilizer circulating fan

Info

Publication number: CN209892516U
Application number: CN201920757519.2U
Authority: CN
Inventors: 徐卫东; 李长宏; 杨国红; 赵文会
Original assignee: BEIJING RUIYE PHARMACEUTICAL Co Ltd
Current assignee: BEIJING RUIYE PHARMACEUTICAL Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-03
Anticipated expiration: 2029-05-23

Abstract

The utility model relates to a sealed cooling system of two room bag steriliser circulating fan, its characterized in that is including setting up the cold water storage bucket in steriliser one side, the hot water collecting vessel and set up on the steriliser top and be located the inside appearance water cavity of casing, the spindle of motor all passes appearance water cavity and the inside impeller connection of steriliser, the one end of appearance water cavity is connected with the inlet tube, the other end is connected with the outlet pipe, the external force pump of inlet tube and be linked together with the bottom of cold water storage bucket, the tail end of outlet pipe is external to have first branch pipe and second branch pipe, the mouth of pipe of first branch pipe is located the top of cold water storage bucket, the second branch pipe is linked together with the top of hot water collecting vessel, be provided with first temperature control switch on the first branch pipe, be provided with second temperature control switch on the second branch pipe. The utility model has the advantages that can cool down the spindle of motor, can practice thrift the cooling water that the cooling in-process used simultaneously.

Description

Sealed cooling system of double-chamber bag sterilizer circulating fan

Technical Field

The utility model belongs to the technical field of medical equipment's technique and specifically relates to a sealed cooling system of two room bag steriliser circulating fan is related to.

Background

The double-chamber bag comprises a powder bag and a liquid medicine bag, the powder bag and the liquid medicine bag are separated by weak welding rods, the weak welding rods can bear the requirement of terminal sterilization, the weak welding rods are broken by extruding the liquid medicine bag, and therefore the powder bag and the liquid medicine bag are communicated, and medicinal powder and liquid medicine are mixed aseptically.

In actual production process, two room bags need carry out the terminal sterilization in the steriliser, the inside of steriliser is piled up and is placed a plurality of trays, two orderly fixes on the tray of room bag, the top of steriliser is provided with two sets ofly, four motors of every group, the spindle of motor passes the steriliser shell and is connected with inside impeller, in the sterilization process, the motor drives impeller rotation, the inside high temperature mixing sterilization medium of steriliser forms from the middle upwards under the powerful drive of impeller and the guide of guide plate, along the decurrent vortex air current in both sides, the air current evenly flows through the surface of two room bags, reach the sterilization condition with two room bag heating.

However, in the process of rapid rotation of the impeller, a large amount of heat is generated by a crankshaft of the motor and is gathered together, so that the temperature of the crankshaft is rapidly increased, and the crankshaft is easily damaged after long-time operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sealed cooling system of two room bag steriliser circulating fan, its advantage can cool down the spindle of motor, can practice thrift the cooling water that uses simultaneously in the cooling process.

The above technical purpose of the present invention can be achieved by the following technical solutions: a sealed cooling system of a circulating fan of a double-chamber bag sterilizer comprises a cold water storage barrel, a hot water collecting barrel and a water containing cavity which is arranged at the top end of the sterilizer and is positioned in a shell, wherein a crankshaft of a motor penetrates through the water containing cavity to be connected with an impeller in the sterilizer, one end of the water containing cavity is connected with a water inlet pipe, the other end of the water containing cavity is connected with a water outlet pipe, the water inlet pipe is externally connected with a pressure pump and is communicated with the bottom end of the cold water storage barrel, the tail end of the water outlet pipe is externally connected with a first branch pipe and a second branch pipe, the pipe orifice of the first branch pipe is positioned above the cold water storage barrel, the second branch pipe is communicated with the top end of the hot water collecting barrel, a first water temperature control switch is arranged on the first branch pipe, the first water temperature control switch is connected with a controller through a first resistance type sensor in the sterilizer, and, and the second water temperature control switch is connected with the controller through a second resistance-type sensor inside.

Through adopting above-mentioned technical scheme, lead to the cooling water earlier, the circulating fan is opened again, the cooling water in the cold water storage bucket pours into the water cavity into through the inlet tube, the cooling water carries away partly heat when flowing through the water cavity, thereby cool down the bent axle, first temperature control switch and second temperature control switch detect the temperature in the outlet pipe, when the temperature is less than a certain definite value, first temperature detection valve is opened, second temperature control switch closes, this part of water converges into cold water storage bucket and continues to use as the cooling water, when the temperature is higher than a certain definite value, second temperature control switch opens, first temperature control switch closes, this part of water flows into the hot water collection bucket as hot water and collects.

The utility model discloses further set up to: the cold water storage barrel is characterized in that a first floating ball liquid level meter is arranged inside the cold water storage barrel and comprises a first floating ball and a first connecting rod, the first connecting rod is an elastic rod, one end of the first connecting rod is fixedly connected with the first floating ball, and the other end of the first connecting rod is fixedly connected with the inner wall of the top end of the cold water storage barrel.

Through adopting above-mentioned technical scheme, first floater level gauge turns into the signal of telecommunication with the water level height in the cold water storage bucket, sends the controller, and when the water level was lower, the controller sent alarm signal, reminds the staff to pour into the cooling water into in the cold water storage bucket.

The utility model discloses further set up to: the inside of hot water collecting vessel is provided with the second floater level gauge, and the second floater level gauge includes second floater and second connecting rod, the second connecting rod is the telescopic link, and its one end and second floater rigid coupling, the other end and the baffle rigid coupling above the hot water collecting vessel.

Through adopting above-mentioned technical scheme, the water level height of second floater level gauge in with the hot water collecting vessel turns into the signal of telecommunication, sends the controller, and when the water level was higher, the controller sent alarm signal, reminds the worker in time to discharge the hot water in the hot water collecting vessel.

The utility model discloses further set up to: the first floating ball is close to the top end of the cold water storage barrel, and the second floating ball meter is close to the bottom end of the hot water storage barrel.

The utility model discloses further set up to: and a cooling tank is also arranged on one side of the sterilizer, and is communicated with the top end of the cold water storage barrel through a water injection pipe and is communicated with the bottom end of the hot water collecting barrel through a drain pipe.

By adopting the technical scheme, hot water in the hot water collecting barrel can be discharged into the cooling pool to be cooled, and can be injected into the cold water storage barrel to be continuously used after being cooled.

The utility model discloses further set up to: the machine shaft and the shell of the sterilizer are sealed through a mechanical sealing ring.

Through adopting above-mentioned technical scheme, mechanical seal can carry out the shutoff to the gap between spindle and the sterilizer shell, avoids the cooling process, holds the water seepage in the water cavity, causes the impeller damage of motor.

The utility model discloses further set up to: the water containing cavity is equally divided into two independent water containing cavities along the length direction, and four adjacent motors share one water containing cavity.

By adopting the technical scheme, the problem that the length of the water containing cavity is long is avoided, cold water is heated at the front crankshaft in the cooling process, and when the cold water flows through the rear crankshaft, the water temperature is high, so that the rear crankshaft cannot be effectively cooled.

To sum up, the utility model discloses a beneficial technological effect does:

1. cold water is injected into the water containing cavity through a pressure pump, the crankshaft is cooled in the process that water flows from one end of the water containing cavity to the other end of the water containing cavity, and finally flows out of the water outlet pipe, the tail end of the water outlet pipe is externally connected with a first branch pipe and a second branch pipe, a first water temperature control switch is arranged on the first branch pipe, a second water temperature control switch is arranged on the second branch pipe, the first water temperature control switch and the second water temperature control switch can be selectively opened and closed according to the water temperature at the tail end of the water outlet pipe, the crankshaft is low in temperature in the initial stage of rotation of the crankshaft, the water flow flowing out of the water outlet pipe is low in temperature, the first water temperature control switch is opened at the moment, the water flow is injected into the cold water barrel again for reuse, after the crankshaft is operated for a period of time, the temperature at the crankshaft is high, the water flow temperature flowing from, the crankshaft is cooled, and meanwhile, the use efficiency of cooling water is improved, and the cooling water is saved;

2. one side of sterilizer still is provided with the cooling bath, and the hot water in the hot water collecting vessel can be discharged and cool off in the cooling bath, can directly pour into cold water storage bucket after the cooling is accomplished in, has realized the recirculated water cooling to the spindle.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is a sectional view of the cold water storage tank and the hot water collection tank of the present invention.

Fig. 4 is a schematic view of the installation position of the cooling pool of the present invention.

Fig. 5 is an enlarged view of B in fig. 4.

Fig. 6 is a schematic view of another cooling method in the present invention.

In the figure, 1, a cold water storage barrel; 2. a hot water collection tank; 3. a sterilizer; 31. a water containing cavity; 32. a motor; 33. a crankshaft; 34. an impeller; 35. a mechanical seal ring; 4. a water inlet pipe; 5. a water outlet pipe; 51. a first branch pipe; 52. a second branch pipe; 53. a first water temperature control switch; 54. a second water temperature control switch; 6. a first pressure pump; 7. a first float level meter; 71. a first floating ball; 72. a first connecting rod; 8. a second float level meter; 81. a second floating ball; 82. a second connecting rod; 9. a cooling pool; 91. a water injection pipe; 92. a drain pipe; 93. a second pressure pump; 94. a water valve.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Here, it is to be noted that, in the drawings, the same reference numerals are given to constituent parts having substantially the same or similar structures and functions, and repeated description thereof will be omitted.

The first embodiment is as follows:

referring to fig. 1 and 2, for the utility model discloses a two room bag sterilizer circulating fan's sealed cooling system, including cold water storage bucket 1, hot water collecting vessel 2, inlet tube 4 and outlet pipe 5, cold water storage bucket 1 and hot water storage bucket are located one side of sterilizer 3, cold water storage bucket 1 is through first force pump 6 with continuous transport to holding in the water cavity 31 of cold water, cold water is continuous to flow, carry away the partial heat of spindle 33 department, mechanical seal 35 shutoff is passed through at the both ends of spindle 33, avoid the rivers seepage, cause impeller 34 to damage, at last rivers collect in hot water collecting vessel 2 through outlet pipe 5.

Referring to fig. 1 and 3, considering that cold water is firstly introduced before sterilization, and then the motor 32 is started, the motor 32 has less heat accumulated at the crankshaft 33 at the initial stage of the operation, the cold water only carries a small part of the heat when flowing through the crankshaft 33, and the water temperature hardly changes, and can be reused, wherein a hot water collecting barrel 2 is arranged at one side of a cold water storage barrel 1, the specification and the size of the hot water collecting barrel 2 are substantially the same as those of the cold water storage barrel 1, a first branch pipe 51 and a second branch pipe 52 are externally connected to the tail end of a water outlet pipe 5, the first branch pipe 51 is communicated with the cold water storage barrel 1, the second branch pipe 52 is communicated with the hot water collecting barrel 2, a first water temperature control switch 53 is arranged on the first branch pipe 51, the first water temperature control switch 53 is connected with a controller through a first resistance type sensor inside the first water temperature control switch 53, and when the water temperature is lower than a certain value, the first resistance type sensor, the controller controls the first water temperature control switch 53 to be turned on, and the water in the water outlet pipe 5 flows into the cold water storage barrel 1. The second branch pipe 52 is provided with a second water temperature control switch 54, the second water temperature control switch 54 is connected with the controller through a second resistance sensor inside the second water temperature control switch 54, when the water temperature is higher than a certain value, the second resistance sensor converts the detected temperature signal into an electric signal and transmits the electric signal to the controller, the controller controls the second water temperature control switch 54 to be turned on, and the water in the water outlet pipe 5 flows into the hot water collecting barrel 2.

Specifically, in the working process, when the water temperature in the water outlet pipe 5 is lower than 35 degrees, the first water temperature control switch 53 is turned on, the second water temperature control switch 54 is turned off, water flows directly converge into the cold water storage barrel 1 through the first branch pipe 51, and the water flows are injected into the water containing cavity 31 again under the action of the pressure pump to carry out water cooling on the crankshaft 33; when the water temperature in the water outlet pipe 5 is higher than 35 degrees, the first water temperature control switch 53 is turned off, the second water temperature control switch 54 is turned on, the water flow is collected into the hot water collecting barrel 2 through the second branch pipe 52, and the hot water in the hot water collecting barrel 2 can be injected into the cold water storage barrel 1 for use after being cooled.

Referring to fig. 4 and 5, further, a cooling tank 9 is further provided at one side of the sterilizer 3, the bottom end of the hot water collecting channel is communicated with the cooling tank 9 through a drain pipe 92, and a water valve 94 is provided on the drain pipe 92, so that when the water level in the hot water collecting tank 2 is high, the water valve 94 can be opened to discharge the hot water into the cooling tank 9 for cooling. The bottom of cooling tank 9 is linked together through water injection pipe 91 and cold water storage bucket 1, and external second force pump 93 is gone up to water injection pipe 91, and when the water level in cold water storage bucket 1 was lower, can will cool off the water injection cold water storage bucket 1 after accomplishing through water injection pipe 91 under the effect of second force pump 93 in, when cooling down crankshaft 33, realized the recycling of cooling water, reduced the waste of water resource.

Referring to fig. 1 and 3, a first float level meter 7 is arranged in the cold water storage barrel 1, the first float level meter 7 is in a horizontal posture in the cold water storage barrel 1, and includes a first float 71 and a first connecting rod 72, the first float 71 floats at the center of the cold water storage barrel 1, one end of the first connecting rod 72 is fixedly connected to the first float 71, the other end of the first connecting rod is fixed on the barrel wall at the top end of the cold water storage barrel 1, and the first connecting rod 72 is an elastic rod, so that the first float 71 moves up and down along with the water level. After the water level in the cold water storage barrel 1 drops to a certain height, the first floating ball liquid level meter 7 converts the position height signal of the liquid level into an electric signal and sends the electric signal to the controller, the controller sends out an alarm signal, and at the moment, cold water in the cooling tank 9 needs to be injected into the cold water storage barrel 1 through the second pressure pump 93.

Referring to fig. 3, similarly, a second float level gauge 8 is arranged in the hot water collecting barrel 2, the second float level gauge 8 is in a vertical posture in the hot water collecting barrel 2, the second float level gauge 8 comprises a second float 81 and a second connecting rod 82, the second float 81 floats at the center of the hot water collecting barrel 2, one end of the second connecting rod 82 is fixedly connected to the second float 81, the other end of the second connecting rod is fixed on a transverse plate above the hot water collecting barrel 2, the second connecting rod 82 is a telescopic rod, when the water level in the hot water collecting barrel 2 rises, the second float 81 moves upwards, meanwhile, the second connecting rod 82 is driven to contract, when the water temperature rises to a certain height, the second floating ball liquid level meter 8 converts the position height signal of the liquid level into an electric signal, and sent to the controller which signals an alarm when it is desired to open the water valve 94 in the drain 92 to drain the hot water into the cooling reservoir 9.

Example two:

referring to fig. 6, the difference from the first embodiment is that two water containing cavities 31 are formed in the housing at the top end of the sterilizer 3, the two water containing cavities 31 are independent and not communicated with each other, one water containing cavity 31 is shared by four motors 32 in each group, and the related structures and connection modes of the two water containing cavities 31 are the same as those of the water containing cavity 31 in the first embodiment, so that the problem that the water containing cavity 31 is designed to be longer, which causes cold water to absorb more heat in the flowing process, and when the cold water flows through the last crankshaft 33, the water temperature is higher, so that the expected cooling effect cannot be achieved is avoided.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sealed cooling system of two room bag sterilizer circulating fan which characterized in that: comprises a cold water storage barrel (1) arranged on one side of a sterilizer (3), a hot water collection barrel (2) and a water containing cavity (31) arranged on the top end of the sterilizer (3) and positioned in a shell, wherein a crankshaft (33) of a motor (32) penetrates through the water containing cavity (31) to be connected with an impeller (34) in the sterilizer (3), one end of the water containing cavity (31) is connected with a water inlet pipe (4), the other end of the water containing cavity is connected with a water outlet pipe (5), the water inlet pipe (4) is externally connected with a first pressure pump (6) and communicated with the bottom end of the cold water storage barrel (1), the external tail end of the water outlet pipe (5) is provided with a first branch pipe (51) and a second branch pipe (52), the pipe orifice of the first branch pipe (51) is positioned above the cold water storage barrel (1), the second branch pipe (52) is communicated with the top end of the hot water collection barrel (2), and a first water temperature control switch (53) is arranged on, the first water temperature control switch (53) is connected with the controller through a first resistance type sensor inside, the second branch pipe (52) is provided with a second water temperature control switch (54), and the second water temperature control switch (54) is connected with the controller through a second resistance type sensor inside.

2. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 1, characterized in that: the cold water storage barrel is characterized in that a first floating ball liquid level meter (7) is arranged inside the cold water storage barrel (1), the first floating ball liquid level meter (7) comprises a first floating ball (71) and a first connecting rod (72), the first connecting rod (72) is an elastic rod, one end of the elastic rod is fixedly connected with the first floating ball (71), and the other end of the elastic rod is fixedly connected with the inner wall of the top end of the cold water storage barrel (1).

3. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 2, characterized in that: the inside of hot water collecting vessel (2) is provided with second floater level gauge (8), and second floater level gauge (8) are including second floater (81) and second connecting rod (82), second connecting rod (82) are the telescopic link, and its one end and second floater (81) rigid coupling, the other end and the baffle rigid coupling of hot water collecting vessel (2) top.

4. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 3, characterized in that: the first floating ball (71) is close to the top end of the cold water storage barrel (1), and the second floating ball (81) is close to the bottom end of the hot water storage barrel.

5. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 1, characterized in that: one side of the sterilizer (3) is also provided with a cooling tank (9), the cooling tank (9) is communicated with the top end of the cold water storage barrel (1) through a water injection pipe (91) and is communicated with the bottom end of the hot water collecting barrel (2) through a drain pipe (92).

6. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 1, characterized in that: the machine shaft (33) and the shell of the sterilizer (3) are sealed by a mechanical sealing ring (35).

7. The sealed cooling system of the dual chamber bag sterilizer circulating fan of claim 1, characterized in that: the water containing cavity (31) is equally divided into two independent water containing cavities (31) along the length direction of the water containing cavity, and four adjacent motors (32) share one water containing cavity (31).