CN219914084U - But pull heat exchanger - Google Patents

Abstract

The utility model discloses a drawable heat exchanger, which comprises a shell, a material pipe group, a material inlet part and a material outlet part, wherein the material pipe group is detachably connected with the shell through a locking component, and the shell is sealed by the material pipe group and the locking component; the material nest of tubes includes material pipe and fixed part more than two, the both ends of material pipe all set up the same side of fixed part. According to the drawable heat exchanger, the material pipe group is detachably connected with the shell through the locking component, and the shell is sealed by the material pipe group and the locking component, so that the drawable heat exchanger is good in sealing performance, and the material pipe group can be independently pulled out of the shell, so that the drawable heat exchanger is convenient to clean, maintain and replace.

Description

But pull heat exchanger

Technical Field

The utility model relates to the technical field of biological pharmacy, in particular to a drawable heat exchanger.

Background

In biopharmaceutical manufacturing processes, longer processes may involve the need for fluid heat exchange. The heat exchanger generally comprises a tube side and a shell side, and in the pharmaceutical process, in consideration of the sanitation of the pharmaceutical industry, the tube side is moved by the waiting liquid in most cases, the shell side is moved by the cooling/heating medium, and after the heat exchanger is used, the tube side needs to be cleaned on line and even sterilized, and then the heat exchanger can be used for the next batch of liquid. The biopharmaceuticals have higher requirements on cleaning processes due to other reasons such as biological activity, high toxicity or prevention of cross contamination among batches, and in many processes such as production processes of mRNA, plasmids, viruses and the like, the material quantity is small, so that the pipeline of the tube side is very thin, the effect of plot is difficult to achieve by adopting online cleaning, and the heat exchanger needs to be completely detached for manual cleaning. However, because the whole heat exchanger has a large volume and then is provided with an insulating layer, and the heat exchanger is fixedly installed by common bolts, the heat exchanger also needs to be connected with a cold and hot medium pipeline, and the medium pipeline is also provided with a complicated valve, heat insulation and the like, so that the heat exchanger is extremely inconvenient to disassemble and install.

Disclosure of Invention

In order to solve the problems, the utility model provides a drawable heat exchanger, which can independently draw out a tube side, and the tube side is very convenient to insert and overhaul as the tube side is generally small in size and does not involve complex connection of heat preservation, a medium pipeline and the like, and the tube side is only required to be drawn out after each use is completed.

The utility model provides a drawable heat exchanger, which comprises a shell, a material pipe group, a material inlet part and a material outlet part, wherein the material pipe group is detachably connected with the shell through a locking component, and the shell is sealed by the material pipe group and the locking component;

the material pipe group comprises one or more material pipes and a fixing part, and both ends of the material pipes are arranged on the same side of the fixing part;

the locking assembly comprises a third clamp and a third sealing ring, the fixing part is arranged at the top of the shell, the material pipe stretches into the shell, and the fixing part is fixed at the top of the shell and is sealed by the third clamp and the third sealing ring.

Further, the fixing part is a fast-assembled sealing plate, a material inlet and a material outlet which penetrate through the fast-assembled sealing plate are formed in the fast-assembled sealing plate, and the material inlet is positioned right above the inlet end of the material pipe; the material outlet is positioned right above the outlet end of the material pipe.

Further, the material inlet part is fixedly arranged at the material inlet;

the material outlet part is fixedly arranged at the material outlet.

Further, the material inlet part comprises a material injection opening and a material injection connecting opening, and the material injection connecting opening is fixedly arranged at the material inlet;

the material injection port is connected and sealed with the material injection connection port through a first clamp and a first sealing ring.

Further, a first flow dividing assembly is arranged in the material injection opening and comprises a first flow dividing disc and at least two first flow dividing pipes arranged on the first flow dividing disc, the first flow dividing disc is fixedly arranged in the material injection opening, and the first flow dividing pipes extend into the material injection connection opening and are spliced with the inlet ends of the material pipes.

Further, the material outlet part comprises a material discharge port and a material discharge connection port, and the material discharge connection port is fixedly arranged at the material outlet;

the material discharge port is connected and sealed with the material discharge connection port through a second clamp and a second sealing ring.

Further, a second flow dividing assembly is arranged in the material discharge port and comprises a second flow dividing disc and at least two second flow dividing tubes arranged on the second flow dividing disc, the second flow dividing disc is fixedly arranged in the material discharge port, and the second flow dividing tubes extend into the material discharge connection port to be spliced with the outlet end of the material pipe.

Further, the material pipe is in a U-shaped material pipe or coil pipe.

Further, the outer diameter of the shell is 50-500mm, the height is 200-800mm,

the outer diameter of the material pipe is 2-10mm, and the inner diameter is 1-9mm.

Further, the drawable heat exchanger further comprises a medium inlet and a medium outlet, wherein the medium inlet is arranged at the middle lower part of the shell, and the medium outlet is arranged at the middle upper part of the shell.

According to the drawable heat exchanger provided by the utility model, the material tube group is detachably connected with the shell through the locking component, and the shell is sealed by the material tube group and the locking component, so that the drawable heat exchanger is good in sealing performance, the material tube group can be independently pulled out of the shell, cleaning, maintenance and replacement are convenient, and the heat exchanger in the prior art is of an integrated structure and mainly adopts a welding technology, and in the field of biological pharmacy, the heat exchanger is small in size and needs to be customized by adopting a special processing tool, so that the processing technology is difficult.

Drawings

The drawings are included to provide a better understanding of the utility model and are not to be construed as unduly limiting the utility model. Wherein:

fig. 1 is a schematic structural diagram of a drawable heat exchanger according to the present utility model.

Description of the reference numerals

1-medium inlet, 2-medium outlet, 3-material injection port, 4-material discharge port, 5-material discharge connector, 6-fast-assembling closing plate, 7-third clamp, 8-third sealing washer, 9-casing, 10-heat preservation intermediate layer, 11-material pipe, 12-first clamp, 13-second clamp, 14-second shunt pipe, 15-first shunt pipe.

Detailed Description

Exemplary embodiments of the utility model are described below, including various details of embodiments of the utility model to facilitate understanding, which should be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the utility model. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness. In the utility model, the upper and lower positions are determined according to the incident direction of the light, and the incident position of the light is the upper position.

As shown in fig. 1, the utility model provides a drawable heat exchanger, which comprises a shell 9, a material pipe group, a material inlet part and a material outlet part, wherein the material pipe group is detachably connected with the shell 9 through a locking component, and the shell 9 is sealed by the material pipe group and the locking component;

the material pipe group comprises one or more material pipes 11 and a fixing part, and both ends of the material pipes 11 are arranged on the same side of the fixing part.

The lengths of the plurality of material pipes 11 may be the same or different. Both ends of each of the material pipes 11 have an inlet end and an outlet end of the material pipe 11. The inlet end and the outlet end are respectively positioned at two ends of the material pipe 11. One end for feeding is an inlet end, and the other end for discharging the feed liquid is an outlet end.

In some embodiments, the plurality of material pipes 11 includes a first material pipe, a second material pipe, and a third material pipe, and the length of the first material pipe is greater than the length of the second material pipe, and the length of the second material pipe is greater than the length of the third material pipe. The three groups of material pipes have the same shape and only have different lengths.

According to the drawable heat exchanger, the material tube group is detachably connected with the shell 9 through the locking component, and the shell 9 is sealed by the material tube group and the locking component, so that the drawable heat exchanger is good in sealing performance, and the material tube group can be independently pulled out from the shell 9, so that the drawable heat exchanger is convenient to clean, maintain and replace.

In the utility model, the fixing part is a fast-assembled sealing plate 6, a material inlet and a material outlet which penetrate through the fast-assembled sealing plate 6 are arranged on the fast-assembled sealing plate 6, and the material inlet is positioned right above the inlet end of the material pipe 11; the material outlet is located directly above the outlet end of the material pipe 11.

The number of the material inlets and the material outlets can be 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and the like, and the specific number can be determined according to actual needs.

The quantity of the material inlets is the same as that of the material outlets, and the material inlets and the material outlets are arranged at intervals.

When the quantity of the material inlets and the material outlets is 1, the heat exchanger can only exchange heat and cool one material when in operation.

When the quantity of the material inlets and the material outlets is 2, the heat exchanger can exchange heat and cool two materials simultaneously when in operation.

When the quantity of the material inlets and the material outlets is 3, the heat exchanger can exchange heat and cool three materials simultaneously when in operation.

The material of the fast-assembling closing plate 6 is stainless steel.

The quick-mounting sealing plate 6 is placed at the opening end of the shell 9, and the cross section size of the quick-mounting sealing plate 6 is consistent with that of the opening end of the shell 9, and the quick-mounting sealing plate 6 is locked and sealed with the shell 9 through a locking assembly.

The quick-mounting sealing plate 6 is in a disc-shaped structure, and the diameter of the quick-mounting sealing plate is 219-508 mm.

The inner diameter of the material inlet is 1mm-9mm.

The inner diameter of the material outlet is 1mm-9mm.

In the utility model, the material inlet part is fixedly arranged at the material inlet;

the material outlet part is fixedly arranged at the material outlet.

In some embodiments, the material inlet portion and the material outlet portion may be integrally formed or welded together, and are fixedly disposed at the material inlet portion and the material outlet portion.

The material inlet part and the material outlet part are hollow structures with small upper part and large lower part.

The bottom of the material inlet part is welded with the quick-mounting sealing plate 6.

The bottom of the material outlet part is welded with the quick-mounting sealing plate 6.

In some embodiments, the material inlet portion and the material outlet portion are both composed of two parts, specifically as follows:

the material inlet part comprises a material injection port 3 and a material injection connection port, the material injection connection port 3 is fixedly arranged at the material inlet, the specific connection mode can be welding, and the material injection port 3 is connected and sealed with the material injection connection port through a first clamp 12 and a first sealing ring. By adopting the design, the sealing performance is high.

In the utility model, a first flow dividing assembly is arranged in the material injection port 3, the first flow dividing assembly comprises a first flow dividing disc and at least two first flow dividing pipes 15 arranged on the first flow dividing disc, the first flow dividing disc is fixedly arranged in the material injection port 3, and the first flow dividing pipes 15 extend into the material injection connection port to be spliced with the inlet ends of the material pipes 11. By adopting the design, the maintenance is convenient, and the parts are convenient to replace independently.

The first shunt 15 is perpendicular to the first shunt plate.

The number of first shunt tubes may be 2, 3, 4, 5, 6, 7, 8, 9, 10, etc. or more. And can be determined according to actual needs.

The included angle between the straight line of the first shunt tube 15 along the length and the horizontal surface of the quick-mounting sealing plate 6 is 90 degrees.

On the first shunt disc, a plurality of first shunt tubes 15 may be arranged in an array, or one first shunt tube 15 may be used as a center of a circle, and other first shunt tubes 15 may be arranged in concentric circles.

The material outlet part comprises a material discharge port 4 and a material discharge connection port 5, the material discharge connection port 4 is fixedly arranged at the material outlet, the specific connection mode can be welding, and the material discharge port 4 is connected and sealed with the material discharge connection port 5 through a second clamp 13 and a second sealing ring. By adopting the design, under the condition of higher sealing performance, the device is convenient to detach, clean and overhaul, and single component is easy to detach, install and replace.

The material discharge port 4 is internally provided with a second flow dividing assembly, the second flow dividing assembly comprises a second flow dividing disc and at least two second flow dividing pipes 14 arranged on the second flow dividing disc, the second flow dividing disc is fixedly arranged in the material discharge port 4, and the second flow dividing pipes 14 extend into the material discharge connection port 5.

The second shunt tubes 14 are perpendicular to the second shunt trays.

The number of the second shunt tubes 14 may be 2, 3, 4, 5, 6, 7, 8, 9, 10, or the like. And can be determined according to actual needs.

The angle between the straight line of the second shunt tube 14 along the length and the horizontal surface of the fast-assembling sealing plate 6 is 90 degrees.

On the second diverter tray, a plurality of the second diverter tubes 14 may be arranged in an array, or one second diverter tube 14 may be used as a center of a circle, and other second diverter tubes 14 may be arranged in concentric circles.

The number of the first shunt tubes 15 is identical to the number of the second shunt tubes 14.

In the utility model, the locking assembly comprises a third clamp 7 and a third sealing ring 8, the quick-assembly sealing plate 6 is arranged at the top of the shell 9, the material pipe 11 extends into the shell 9, and the quick-assembly sealing plate 6 is fixed at the top of the shell 9 through the third clamp 7 and the third sealing ring 8 and seals the shell 9. By adopting the design, under the condition of higher sealing performance, the device is convenient to detach, clean and overhaul, and single component is easy to detach, install and replace.

The material pipe 11 is in the shape of a U-shaped material pipe 11, a coil pipe, a folded pipe, a threaded pipe and the like.

The shell 9 is made of 304 stainless steel.

The outer diameter of the shell 9 is 50-500mm, and the height is 100-800mm.

The inner diameter of the material pipe 11 is 1-9mm.

In the shell 9, a heat insulation interlayer 10 is continuously arranged along the inner wall of the shell 9, and the thickness of the heat insulation interlayer 10 is 5mm-30mm.

The length of the heat preservation interlayer 10 is 200-800mm.

The heat-insulating interlayer 10 is made of stainless steel.

In the utility model, the drawable heat exchanger further comprises a medium inlet 1 and a medium outlet 2, wherein the medium inlet 1 is arranged at the middle lower part of the shell 9, the medium outlet 2 is arranged at the middle upper part of the shell 9, the medium outlet 2 is arranged near one end of the quick-mounting sealing plate 6, and the medium inlet 1 is arranged far away from one end of the quick-mounting sealing plate 6.

The medium inlet 1 is provided with a fourth clamp and a fourth sealing ring, and the fourth clamp and the fourth sealing ring are used for sealing and connecting the medium inlet 1 with a medium inlet 1 pipe.

A fifth clamping band and a fifth sealing ring are arranged on the medium outlet 2, and the fifth clamping band and the fifth sealing ring are used for connecting the medium outlet 2 with the medium outlet 2 in a sealing way.

Examples

The experimental methods used in the following examples are conventional methods, if no special requirements are imposed.

Materials, reagents and the like used in the examples described below are commercially available unless otherwise specified.

Example 1

As shown in fig. 1, the drawable heat exchanger of this embodiment includes cylindrical casing 9, material nest of tubes and material inlet portion and material outlet portion, the material nest of tubes includes 9U-shaped material pipes and fast-assembling closing plate 6 offer on the fast-assembling closing plate 6 run through fast-assembling closing plate 6's material import and material export be provided with first reposition of redundant personnel subassembly in the material filling opening, first reposition of redundant personnel subassembly includes first reposition of redundant personnel dish and sets up 9 first shunt tubes 15 on the first reposition of redundant personnel dish, first reposition of redundant personnel dish set firmly in the material filling opening, 9 first shunt tubes 15 stretch into in the material filling opening respectively with 9 material pipe 11's entrance point peg graft together. The material inlet part comprises a material injection port 3 and a material injection connection port, the material injection connection port is welded at the material inlet, the material injection port 3 is connected and sealed with the material injection connection port through a first clamp 12 and a first sealing ring, a second flow dividing assembly is arranged in the material discharge port and comprises a second flow dividing disc and 9 second flow dividing pipes 14 arranged on the second flow dividing disc, the second flow dividing disc is fixedly arranged in the material discharge port, and the 9 second flow dividing pipes 14 extend into the material discharge connection port to be spliced with the outlet ends of the 9 material pipes. The material outlet part comprises a material discharge port 4 and a material discharge connection port 5, the material discharge connection port is welded at the material outlet, and the material discharge port 4 is connected with and sealed with the material discharge connection port 5 through a second clamp 13 and a second sealing ring. The fast-assembling closing plate 6 is arranged at the top of the shell 9, the material pipe 11 stretches into the shell 9, the fast-assembling closing plate 6 is fixed at the top of the shell 9 through the third clamp 7 and the third sealing ring 8, and the shell 9 is sealed. The drawable heat exchanger further comprises a medium inlet 1 and a medium outlet 2, wherein the medium inlet 1 is arranged at the middle lower part of the shell 9, the medium outlet 2 is arranged at the middle upper part of the shell 9, a fourth clamp and a fourth sealing ring are arranged on the medium inlet 1, and the fourth clamp and the fourth sealing ring are used for sealing and connecting the medium inlet 1 with a medium inlet 1 pipe. A fifth clamping band and a fifth sealing ring are arranged on the medium outlet 2, and the fifth clamping band and the fifth sealing ring are used for connecting the medium outlet 2 with the medium outlet 2 in a sealing way. Inside the housing 9, a heat insulating interlayer 10 is continuously provided along the inner wall of the housing 9, and the thickness of the heat insulating interlayer 10 is 20mm.

The length of the heat preservation interlayer 10 is 450mm.

The heat insulation interlayer 10 comprises an inner layer and an outer layer, wherein the inner layer is made of heat insulation cotton, and the outer layer is made of stainless steel.

The material of the housing 9 is stainless steel.

The height of the housing 9 is 450mm, the inner diameter thereof is 160mm, and the outer diameter thereof is 200mm.

The inner diameter of the material pipe 11 is 2mm, and the outer diameter is 3mm.

The quick-mounting sealing plate 6 is in a disc-shaped structure. And has a diameter of 219mm.

The first shunt 15 is made of stainless steel, has an inner diameter of 2mm and a length of 10mm.

The second shunt tube 14 is made of stainless steel, has an inner diameter of 2mm and a length of 10mm.

Although the embodiments of the present utility model have been described above in connection with the above, the present utility model is not limited to the above-described specific embodiments and fields of application, which are merely illustrative, instructive, and not restrictive. Those skilled in the art, having the benefit of this disclosure, may effect numerous forms of the utility model without departing from the scope of the utility model as claimed.

Claims (10)

1. The drawable heat exchanger is characterized by comprising a shell, a material pipe group, a material inlet part and a material outlet part, wherein the material pipe group is detachably connected with the shell through a locking component, and the shell is sealed by the material pipe group and the locking component;

the material pipe group comprises one or more material pipes and a fixing part, and both ends of the material pipes are arranged on the same side of the fixing part;

the locking assembly comprises a third clamp and a third sealing ring, the fixing part is arranged at the top of the shell, the material pipe stretches into the shell, and the fixing part is fixed at the top of the shell and is sealed by the third clamp and the third sealing ring.

2. The drawable heat exchanger of claim 1 wherein the fixed portion is a quick-fit sealing plate on which a material inlet and a material outlet are provided through the quick-fit sealing plate, and the material inlet is located directly above an inlet end of the material tube; the material outlet is positioned right above the outlet end of the material pipe.

3. The pullable heat exchanger of claim 2 wherein the material inlet portion is fixedly disposed at the material inlet;

the material outlet part is fixedly arranged at the material outlet.

4. The pullable heat exchanger of claim 2, wherein the material inlet portion comprises a material injection port and a material injection connection port, the material injection connection port being fixedly disposed at the material inlet;

the material injection port is connected and sealed with the material injection connection port through a first clamp and a first sealing ring.

5. The retractable heat exchanger of claim 4, wherein a first diverter assembly is disposed in the material injection port, the first diverter assembly comprising a first diverter disc and at least two first diverter tubes disposed on the first diverter disc, the first diverter disc being fixedly disposed in the material injection port, the first diverter tubes extending into the material injection port and being plugged with the inlet ends of the material tubes.

6. The pullable heat exchanger of claim 2 wherein the material outlet portion comprises a material discharge port and a material discharge connection port, the material discharge connection port being secured at the material outlet;

the material discharge port is connected and sealed with the material discharge connection port through a second clamp and a second sealing ring.

7. The drawable heat exchanger of claim 6 wherein a second flow diversion assembly is disposed within the material discharge port, the second flow diversion assembly comprising a second diverter tray and at least two second flow diversion tubes disposed on the second diverter tray, the second diverter tray being fixedly disposed within the material discharge port, the second flow diversion tubes extending into the material discharge connection port for plugging with the outlet ends of the material tubes.

8. The pullable heat exchanger of any one of claims 1-7, wherein the material tube is in the shape of a U-shaped material tube or coil.

9. The heat exchanger according to any one of claims 1 to 7, wherein the housing has an outer diameter of 50 to 500mm and a height of 200 to 800mm,

the outer diameter of the material pipe is 2-10mm, and the inner diameter is 1-9mm.

10. The pullable heat exchanger of any one of claims 1-7, further comprising a medium inlet provided in a lower middle portion of the housing and a medium outlet provided in an upper middle portion of the housing.