Energy-saving heat exchanger of injection water system

Abstract

The utility model relates to the technical field of heat exchangers, in particular to an energy-saving heat exchanger of an injection water system, which comprises a heat exchanger main body, a heat exchange water inlet pipe is mounted on one side of the heat exchanger main body, a heat exchange water outlet pipe is mounted on the other side of the heat exchanger main body, and a sterilization filter tank is mounted at one end of the heat exchange water inlet pipe. The sterilization filter box is provided with a disinfection mechanism, the other end of the sterilization filter box is provided with a branch pipe, the disinfection mechanism comprises a filter assembly, a stirring sterilization assembly and a locking assembly, the stirring sterilization assembly is used for primarily sterilizing a poured water source, and the filter assembly is used for further filtering impurities in water; the locking assembly is used for disassembling, assembling and replacing the filtering assembly; the device is simple in structure and convenient to operate, the sterilizing and filtering effects are further improved, the filtering layer can be quickly disassembled and assembled to be cleaned and maintained by pressing and twisting, the filtering and sterilizing effects are guaranteed, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field, concretely relates to a kind of energy-saving heat exchanger of water for injection system. BACKGROUND

[0002] Water for injection refers to the water that meets the provisions under water for injection of Chinese Pharmacopoeia.Water for injection is the water obtained by distillation of distilled water or deionized water, so it is also called heavy distilled water.In order to effectively control microbial contamination and at the same time control the level of bacterial endotoxin, two features appear in the design and manufacture of purified water and water for injection system: one is that disinfection / sterilization facilities are increasingly used in the system;two is that the pipe distribution system evolves from the traditional water supply pipe to the ring pipe.The heat exchanger is a key equipment for completing medium cooling or heating in the process of pharmaceutical production.According to the manufacturing principle, it is divided into two types: tube type heat exchanger and plate type heat exchanger.For pharmaceutical production, especially for the internal production workshop, the tube type heat exchanger is more widely used.For the chemical industry, the plate type heat exchanger is also widely used.In the prior art, the common heat exchanger does not have the filtering and disinfecting function, and the water for injection is easily contaminated after heat exchange.

[0003] In order to solve the above technical problems, the existing technology discloses a kind of energy-saving heat exchanger of water for injection system in Chinese patent with publication number CN213865778U, the heat exchange device includes heat exchange inlet pipe, the heat exchange inlet pipe is connected with disinfection component, the heat exchange inlet pipe is connected with U-shaped heat exchange pipe, cooling pipe is arranged in the U-shaped heat exchange pipe, the U-shaped heat exchange pipe is connected with heat exchange outlet pipe: the disinfection component includes carbonization disinfection cavity, the carbonization disinfection cavity is connected with electrolytic adsorption cavity.

[0004] Although the above-mentioned prior art has the technical effect of being able to disinfect and purify the water for injection, the activated carbon layer and the carbon particle filter layer will be saturated with too many impurities after a period of use, and the filtering effect will decrease significantly if not cleaned in time. However, the activated carbon layer and the carbon particle filter layer are directly installed on the inner side of the carbonization disinfection cavity, so it is difficult for the staff to quickly remove the activated carbon layer and the carbon particle filter layer for cleaning, which affects the work efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of energy-saving heat exchanger of water for injection system to solve the problem that the activated carbon layer and the carbon particle filter layer are saturated with too many impurities after a period of use, and the filtering effect will decrease significantly if not cleaned in time.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] An energy -conserving heat exchanger of water for injection system, including heat exchanger main part, one side of heat exchanger main part is installed heat exchange water inlet pipe, the other side of heat exchanger main part is installed heat exchange outlet pipe, one end of heat exchange water inlet pipe is installed sterilization filter box, install disinfection mechanism on sterilization filter box, the other end of sterilization filter box is installed branch, disinfection mechanism includes filter assembly, agitating bactericidal assembly and lock joint assembly, agitating bactericidal assembly is used to carry out the preliminary sterilization of the water source of irrigation, filter assembly is used to filter further the impurity in water, lock joint assembly is used to dismount and replace filter assembly, the inside of sterilization filter box between filter assembly and agitating bactericidal assembly is installed flow speed regulating valve.

[0008] As the preferred scheme of the utility model, the lock joint assembly includes the lap joint seat, the butt joint assembly, the extrusion assembly and the abutment assembly, one end of the outer wall of the sterilization filter box is provided with the lap joint groove, the lap joint seat is slidably connected to the inside of the lap joint groove, the butt joint assembly includes the movable rod slidably connected to one end of the inside of the lap joint seat, the inside of the lap joint seat is provided with the rotary groove outside the movable rod, the rotary groove is slidably connected with the rotary plate, the rotary plate is rotatably connected with the movable rod, the first spring is mounted between the two ends of one side of the rotary plate and the inner wall of the rotary groove, the retraction groove is provided on the outside of the lap joint seat outside the movable rod, the butt joint groove is provided on one side of the lap joint groove in the inside of the sterilization filter box, one end of the movable rod is provided with the clamping block, and the butt joint groove is slidably connected with the clamping block.

[0009] As the preferred scheme of the utility model, the extrusion assembly includes the mounting groove provided on one side of the butt joint groove in the inside of the sterilization filter box, the bottom disc is rotatably connected to the inside of the mounting groove, the second spring is mounted on the top of the bottom disc, the butt joint disc is mounted on the top of the second spring, the positioning block is mounted on the top of the butt joint disc, and the positioning groove is provided in the bottom end of the clamping block and connected with the positioning block.

[0010] As the preferred scheme of the utility model, the abutment assembly includes the abutment groove provided on the two ends of the inner wall of the mounting groove, the third spring is mounted in the inside of the abutment groove, one end of the third spring is provided with the abutment block, the abutment block is connected with the abutment groove, the fixed block is mounted on the two ends of the top of the clamping block, and the fixed groove is provided in the bottom end of the abutment block and connected with the fixed block.

[0011] As the preferred scheme of the utility model, one side of the outer wall of the lap joint seat is provided with the extension groove, the pull ring is rotatably connected to one end of the movable rod extending to the inside of the extension groove, the inclined surface is provided in the two ends of the clamping block and the opposite ends of the two groups of abutment blocks, the cross section of the clamping block is T-shaped, and the two groups of inclined surfaces are mutually attached.

[0012] As the preferred scheme of the utility model, the filter assembly includes two groups of filter layers installed on the lap joint seat near the inner side of the sterilization filter box, one group of the filter layers is activated carbon layer, and the other group of the filter layers is carbon particle layer.

[0013] As the preferred scheme of the utility model, the stirring sterilization assembly includes a connecting rod installed on one side of the inner wall of the sterilization filter box, the other end of the connecting rod is installed with an adjusting sleeve, both ends of the inner side of the adjusting sleeve are rotationally connected with rotating rods, the outer wall of the rotating rod is installed with a plurality of groups of stirring blades, the opposite ends of the two groups of rotating rods are installed with first bevel gears, the other side of the inner wall of the adjusting sleeve is rotationally connected with a second bevel gear, the two groups of first bevel gears and the second bevel gear are meshed and connected, a plurality of groups of ultraviolet sterilization lamps are embedded and installed in the sterilization filter box, a first motor is installed between adjacent two groups of ultraviolet sterilization lamps on the outer wall of the sterilization filter box, the driving end of the first motor extends to the inner side of the adjusting sleeve and is fixedly connected with one side of the second bevel gear, and the driving end of the first motor is rotationally connected with the adjusting sleeve.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] In the utility model, the water source is preliminarily sterilized through the stirring sterilization assembly, the filter assembly further filters the impurities in the water, the lock joint assembly disassembles, replaces and maintains the filter assembly, the structure is simple and convenient to operate, the sterilization and filtration effect is further improved, the filter layer can be quickly disassembled and cleaned through one pressing and one twisting, the sterilization and filtration effect is guaranteed, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the local solid structure schematic diagram of the sterilization filter box of the utility model;

[0018] Figure 3 It is the local sectional structure schematic diagram of the sterilization filter box of the utility model;

[0019] Figure 4 It is the local sectional structure schematic diagram of the lock joint assembly of the utility model.

[0020] In the figure: 1, heat exchanger main body; 2, heat exchange water inlet pipe; 3, sterilization filter box; 4, flow regulating valve; 5, rotating plate; 6, retraction groove; 7, clamping block; 8, butt joint groove; 9, bottom disc; 10, butt joint disc; 11, positioning block; 12, abutment groove; 13, abutment block; 14, fixed block; 15, lapping seat; 16, filter layer; 17, adjusting sleeve; 18, inclined surface; 19, rotating rod; 20, second bevel gear; 21, ultraviolet sterilization lamp. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to 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 of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0022] Embodiment:

[0023] Please refer to Figures 1-4 The present application provides a technical solution:

[0024] The energy-saving heat exchanger of the water for injection system comprises a heat exchanger main body 1, a heat exchange water inlet pipe 2 is installed on one side of the heat exchanger main body 1, a heat exchange water outlet pipe is installed on the other side of the heat exchanger main body 1, a sterilization filter box 3 is installed at one end of the heat exchange water inlet pipe 2, a disinfection mechanism is installed on the sterilization filter box 3, a branch pipe is installed at the other end of the sterilization filter box 3, the disinfection mechanism comprises a filter assembly, an agitating sterilization assembly and a locking assembly, the agitating sterilization assembly is used for preliminarily sterilizing the water source to be filled, the filter assembly is used for further filtering impurities in the water, and the locking assembly is used for disassembling, replacing and assembling the filter assembly, a flow regulating valve 4 is installed between the filter assembly and the agitating sterilization assembly on the inner side of the sterilization filter box 3. When the device is used, the water source to be filled can be preliminarily sterilized by the agitating sterilization assembly, the filter assembly further filters impurities in the water, and the locking assembly disassembles, replaces and assembles the filter assembly. The device has the advantages of simple structure, convenient operation, further improved sterilization and filtration effect, and the filter layer 16 can be quickly disassembled and cleaned and maintained by one pressing and one twisting, so that the sterilization and filtration effect is ensured and the practicality of the device is improved.

[0025] In the embodiment, as Figure 1 , Figure 2 and Figure 4As shown, the locking assembly comprises a lapping seat 15, a butt joint assembly, a squeezing assembly and an abutting assembly. The sterilization filter box 3 is provided with a lapping groove at one end of the outer wall. The lapping seat 15 is slidably connected to the inner side of the lapping groove. The butt joint assembly comprises a movable rod slidably connected to one end of the inside of the lapping seat 15. A rotating groove is formed at the outside of the movable rod inside the lapping seat 15. A rotating plate 5 is slidably connected to the inner side of the rotating groove. The rotating plate 5 is rotationally connected to the movable rod. First springs are installed between the two ends of one side of the rotating plate 5 and the inner wall of the rotating groove. A retracting groove 6 is formed at the outside of the movable rod outside the lapping seat 15. A butt joint groove 8 is formed at one side of the lapping groove inside the sterilization filter box 3. A clamping block 7 is installed at one end of the movable rod. The butt joint groove 8 is slidably connected to the clamping block 7. The squeezing assembly comprises a mounting groove formed at one side of the butt joint groove 8 inside the sterilization filter box 3. A bottom disc 9 is rotationally connected to the inner side of the mounting groove. Second springs are installed at the two ends of the top of the bottom disc 9. A butt joint disc 10 is installed at the top of the second spring. A positioning block 11 is installed at the top of the butt joint disc 10. A positioning groove is formed at the bottom end of the clamping block 7 and is clamped with the positioning block 11. First, the lapping seat 15 is slid into the inner side of the lapping groove. At this time, the clamping block 7 is retracted inside the retracting groove 6 and does not hinder the pushing of the lapping seat 15. The movable rod is continuously pressed downward by the buckle ring. The rotating plate 5 is stretched to stretch the first spring. The two ends of the clamping block 7 contact the two abutting blocks 13 on both sides. The inclined surfaces 18 of the two abutting blocks 13 contact each other. The abutting block 13 is squeezed to drive the third spring to retract. After the clamping block 7 and the fixed block 14 installed thereon continue to move downward and are staggered from the abutting block 13, the abutting block 13 rebounds. At this time, the positioning block 11 is clamped into the positioning groove. The butt joint disc 10 compresses the second spring to retract. Then, the clamping block 14 is clamped into the fixed groove inside. The abutting block 13 and the butt joint disc 10 tightly abut the clamping block 7. The installation of the lapping seat 15 and the two groups of filter layers 16 on one side thereof is completed.

[0026] In the present embodiment, as Figure 1 、 Figure 2 and Figure 4As shown, the abutting assembly includes abutting grooves 12 opened at both ends of the inner wall of the mounting groove, the third spring is mounted inside the abutting groove 12, one end of the third spring is mounted with the abutting block 13, the abutting block 13 is engaged with the abutting groove 12, the top of the clamping block 7 is mounted with the fixed block 14 at both ends, the bottom end of the abutting block 13 is provided with a fixed groove for clamping the fixed block 14, the outer wall of the lap joint seat 15 is provided with an extension groove on one side, the end of the movable rod extending to the inside of the extension groove is rotatably connected with a pull ring, the two ends of the clamping block 7 and the opposite ends of the two groups of abutting blocks 13 are provided with inclined surfaces 18, the cross section of the clamping block 7 is T-shaped, the two groups of inclined surfaces 18 are in close contact with each other, then, when the lap joint seat 15 needs to be removed to clean the two groups of filter layers 16, the movable rod can be pressed again to drive the clamping block 7, the butt joint disc 10 and the first spring to move downward, and then the bottom disc 9 is rotated to separate the lap joint seat 15 from the inside of the lap joint groove, the butt joint groove 8 and the mounting groove are circular grooves, the clamping block 7 can be pulled out from the port of the butt joint groove 8 when separated, and then the two groups of filter layers 16 can be cleaned and maintained.

[0027] In this embodiment, as shown in Figure 1 、 Figure 2 and Figure 3 , the stirring sterilization assembly includes a connecting rod mounted on one side of the inner wall of the sterilization filter box 3, the other end of the connecting rod is mounted with an adjusting sleeve 17, the two ends of the inside of the adjusting sleeve 17 are rotatably connected with rotating rods 19, the outer wall of the rotating rod 19 is arranged with a plurality of stirring blades, the opposite ends of the two groups of rotating rods 19 are mounted with first bevel gears, the other side of the inner wall of the adjusting sleeve 17 is rotatably connected with a second bevel gear 20, the two groups of first bevel gears are meshed with the second bevel gear 20, a plurality of ultraviolet sterilization lamps 21 are embedded in the inside of the sterilization filter box 3, a first motor is mounted on the outer wall of the sterilization filter box 3 between adjacent two groups of ultraviolet sterilization lamps 21, the driving end of the first motor extends to the inside of the adjusting sleeve 17 and is fixedly connected with one side of the second bevel gear 20, the driving end of the first motor is rotatably connected with the adjusting sleeve 17, further, the water source is sent to the inside of the sterilization filter box 3 through the branch pipe, then the flow rate regulating valve 4 is started to control the flow rate, so that the water source stays in the stirring sterilization assembly inside the sterilization filter box 3 for a longer time, ensuring the sterilization effect, at the same time, the first motor is started to drive the second bevel gear 20 to rotate, cooperating with the first bevel gears meshed therewith to drive the two groups of rotating rods 19 to rotate, so that the stirring blades stir the water source in both directions, and the ultraviolet sterilization lamps 21 are also started, the stirred water source can fully receive the irradiation of the ultraviolet sterilization lamps 21, realizing the sterilization operation.

[0028] In this embodiment, as shown in Figure 1 、 Figure 2 and Figure 3As shown, the filter assembly includes two sets of filter layers 16 mounted on the lap seat 15 near the inner side of the sterilization filter box 3, one of which is an activated carbon layer, and the other is a carbon particle layer.

[0029] The energy-saving heat exchanger of the injection water system according to the embodiment of the application is implemented as follows: the lap seat 15 is slid into the inner side of the lap groove, at this time, the clamping block 7 is retracted into the retraction groove 6 and does not hinder the pushing of the lap seat 15, the pull ring is continuously pressed downward to drive the movable rod, the rotating plate 5 stretches the first spring, the two ends of the clamping block 7 contact the abutting blocks 13 on the two sides, the inclined surfaces 18 of the two abutting blocks 13 contact each other, the abutting blocks 13 are pressed to drive the third spring to retract, after the clamping block 7 and the fixed block 14 mounted thereon continue to move downward and are staggered from the abutting blocks 13, the abutting blocks 13 rebound, at this time, the positioning block 11 is clamped into the positioning groove, the abutting disc 10 compresses the second spring to retract, and then the fixed block 14 is clamped into the inner side of the fixed groove, the abutting blocks 13 and the abutting disc 10 abut against the clamping block 7, and the installation of the lap seat 15 and the two sets of filter layers 16 on one side thereof is completed, conversely, when the lap seat 15 needs to be removed to clean the two sets of filter layers 16, the movable rod is pressed again to drive the clamping block 7, the abutting disc 10 and the first spring to move downward, and the bottom disc 9 is rotated to separate the lap seat 15 from the inner side of the lap groove after the abutting blocks 13 are staggered, the abutting groove 8 and the installation groove are circular grooves, and the clamping block 7 can be pulled out from the abutting groove 8, at this time, the two sets of filter layers 16 can be cleaned and maintained, the water source is sent to the inner side of the sterilization filter box 3 through the branch pipe, then the flow rate regulating valve 4 is started to control the flow rate, the water source is allowed to stay at the stirring sterilization assembly on the inner side of the sterilization filter box 3 for a longer time to ensure the sterilization effect, the first motor is started to drive the second bevel gear 20 to rotate, the first bevel gear meshed with the second bevel gear 20 can drive the two sets of rotating rods 19 to rotate, the stirring blades are allowed to stir the water source in two directions, and the ultraviolet sterilization lamp 21 is also started, the stirring of the water source can allow the water source to be fully irradiated by the ultraviolet sterilization lamp 21 to achieve the sterilization operation, and the water source is allowed to flow to the two sets of filter layers 16 through the flow rate regulating valve 4 after being stirred, one of which is an activated carbon layer, and the other is a carbon particle layer, which can intercept the impurities in the water source to make the water source cleaner and further improve the sterilization and disinfection effect.

[0030] The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, the power supply also belongs to the public knowledge in the field, and the utility model is used to protect the mechanical device, so the control mode and the circuit connection of the utility model are not explained in detail.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An energy saving heat exchanger for water for injection systems comprising a heat exchanger body (1), characterized in that: The heat exchanger body (1) is provided with a heat exchange inlet pipe (2) on one side, a heat exchange outlet pipe on the other side, a sterilization filter box (3) at one end of the heat exchange inlet pipe (2), a disinfection mechanism on the sterilization filter box (3), a branch pipe at the other end of the sterilization filter box (3), the disinfection mechanism comprising a filter assembly, an agitation sterilization assembly and a locking assembly, the agitation sterilization assembly being used for primary sterilization of the water source, the filter assembly being used for further filtering impurities in the water, and the locking assembly being used for disassembly and replacement of the filter assembly, and a flow rate regulating valve (4) being installed between the filter assembly and the agitation sterilization assembly on the inner side of the sterilization filter box (3).

2. An energy efficient heat exchanger for an injection water system as claimed in claim 1, wherein: The locking assembly comprises a lapping seat (15), a butt joint assembly, an extrusion assembly and an abutment assembly, the lapping seat (15) being slidably connected to the inner side of the lapping groove, the butt joint assembly comprising a movable rod slidably connected to one end inside the lapping seat (15), a rotary groove being formed on the outer side of the movable rod inside the lapping seat (15), a rotary plate (5) being slidably connected to the inner side of the rotary groove, the rotary plate (5) being rotatably connected to the movable rod, first springs being installed between both ends on one side of the rotary plate (5) and the inner wall of the rotary groove, a retraction groove (6) being formed on the outer side of the movable rod outside the lapping seat (15), a butt joint groove (8) being formed on one side of the lapping groove inside the sterilization filter box (3), and one end of the movable rod being provided with a clamping block (7) which is slidably connected to the butt joint groove (8).

3. An energy efficient heat exchanger for an injection water system according to claim 2, wherein: The extrusion assembly comprises a mounting groove formed on one side of the butt joint groove (8) inside the sterilization filter box (3), a bottom disc (9) being rotatably connected to the inner side of the mounting groove, second springs being installed on both ends of the top of the bottom disc (9), a butt joint disc (10) being installed at the top of the bottom disc (9), a positioning block (11) being installed at the top of the butt joint disc (10), and a positioning groove being formed on the bottom end of the clamping block (7) and clamped with the positioning block (11).

4. An energy efficient heat exchanger for an injection water system according to claim 3, wherein: The abutment assembly comprises abutment grooves (12) formed on both ends of the inner wall of the mounting groove, third springs being installed on the inner side of the abutment grooves (12), abutment blocks (13) being installed at one end of the third springs, the abutment blocks (13) being clamped with the abutment grooves (12), fixed blocks (14) being installed on both ends of the top of the clamping block (7), and a fixed groove being formed on the bottom end of the abutment block (13) and clamped with the fixed blocks (14).

5. An energy efficient heat exchanger for an injection water system according to claim 4, wherein: An extension groove is formed on one side of the outer wall of the lapping seat (15), a pull ring is rotatably connected to one end of the movable rod extending into the extension groove, inclined surfaces (18) are formed on both ends of the clamping block (7) and opposite ends of the two groups of abutment blocks (13), the cross section of the clamping block (7) is T-shaped, and the two groups of inclined surfaces (18) are mutually abutted.

6. An energy efficient heat exchanger for an injection water system according to claim 5, wherein: The filter assembly comprises two groups of filter layers (16) installed on the overlapping seat (15) near the inner side of one side of the sterilization filter box (3), one group of the filter layers (16) is activated carbon layer, and the other group of the filter layers (16) is carbon particle layer.

7. An energy efficient heat exchanger for an injection water system according to claim 6, characterized in that: The stirring sterilization assembly comprises a connecting rod installed on one side of the inner wall of the sterilization filter box (3), one end of the connecting rod is provided with an adjusting sleeve (17), both ends of the inner side of the adjusting sleeve (17) are rotationally connected with rotating rods (19), the outer wall of the rotating rod (19) is arranged with a plurality of stirring blades, the opposite ends of the two groups of rotating rods (19) are provided with first bevel gears, the other side of the inner wall of the adjusting sleeve (17) is rotationally connected with a second bevel gear (20), the two groups of first bevel gears are meshedly connected with the second bevel gear (20), a plurality of ultraviolet sterilization lamps (21) are embeddedly installed in the sterilization filter box (3), a first motor is installed on the outer wall of the sterilization filter box (3) between adjacent two groups of ultraviolet sterilization lamps (21), the driving end of the first motor extends to the inner side of the adjusting sleeve (17) and is fixedly connected with one side of the second bevel gear (20), and the driving end of the first motor is rotationally connected with the adjusting sleeve (17).

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