CN218583512U

CN218583512U - Device for reagent preservation

Info

Publication number: CN218583512U
Application number: CN202222286812.XU
Authority: CN
Inventors: 罗少波; 黄杰
Original assignee: Sichuan Belam Technology Co ltd
Current assignee: Sichuan Belam Technology Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-03-07
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to a device for reagent is preserved belongs to the cold-stored save set technical field of reagent. The utility model comprises a cover component, a cup body component and a refrigeration component, wherein the cover component comprises a cover and cover heat insulation cotton arranged on the inner surface of the cover; the cup body assembly comprises an outer cup body and a metal cup arranged in the outer cup body, and a heat insulation layer is arranged between the inner cavity of the outer cup body and the outer surface of the metal cup; the refrigerating assembly comprises a radiator, a refrigerating sheet, a fan and a base; the lid subassembly adopts and to open and close the structure and be connected with the cup body assembly top, and refrigeration subassembly is fixed to be set up in cup body assembly's bottom, and the bottom face be airtight connection of one side surface of its radiating fin back to the radiator, and in the outer cup was located to the refrigeration piece, the cold face of refrigeration piece and the bottom face of metal cup laminated mutually, and the hot face of refrigeration piece and the surface of radiator laminated mutually. The utility model discloses small, and refrigeration effect is good.

Description

Device for reagent preservation

Technical Field

The utility model relates to a device for reagent is preserved belongs to the cold-stored save set technical field of reagent.

Background

Because the existing water quality monitoring equipment has higher and higher requirements on unattended operation, reagents required by the equipment face the condition of long-time use, but the field environment of the equipment is complex, the storage requirement of the reagents at 2-6 ℃ cannot be guaranteed, and operation and maintenance personnel are required to frequently replace the reagents so as to guarantee the accuracy of the test data of the equipment.

In summary, there is a great need for a refrigerated storage device for storing reagents. At present, a small refrigerator is used for storing reagents, but the small refrigerator has the problems of larger volume, uneconomic use of a single device, poor integral device integrity, longer reagent suction pipeline and the like. Meanwhile, an open type semiconductor refrigeration device is also provided, but the refrigeration effect is not ideal due to the open type, a large temperature difference can occur, and the phenomena of condensation in summer and freezing in winter can also occur.

The prior art can not perfectly solve the problem of pain points of reagent refrigeration and storage in equipment, and an external refrigerator can not keep the equipment in the aspects of integration, large volume, long pipeline and poor economy; the open type semiconductor refrigeration refrigerating device has poor refrigerating effect, uneven temperature, condensation in summer and freezing in winter, and the semiconductor refrigerating sheet is in a working state for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the device for preserving the reagent has small volume and good refrigerating effect.

For solving the technical problem the utility model discloses the technical scheme who adopts is: the device for preserving the reagent comprises a cover assembly, a cup body assembly and a refrigerating assembly, wherein the cover assembly comprises a cover and cover heat insulation cotton arranged on the inner surface of the cover; the cup body assembly comprises an outer cup body and a metal cup arranged in the outer cup body, the top end and the bottom end of the outer cup body are both of an open structure, one end of the metal cup, which is used for being butted with the cover, is of the open structure, and a heat insulation layer is arranged between the inner cavity of the outer cup body and the outer surface of the metal cup; the refrigeration assembly comprises a radiator, refrigeration pieces, a fan and a base, wherein the refrigeration pieces are arranged on the outer surface of one side of the radiator, which is back to a radiating fin of the radiator, the hot surface of each refrigeration piece is attached to the outer surface of the radiator, one side of the radiator, which is provided with the radiating fin, is arranged at the top end of the base, a radiating cavity communicated with the area where the radiating fin of the radiator is arranged in the base, radiating holes communicated with the radiating cavity are arranged on the outer surface of the base, the fan is arranged in the base, the air inlet end of the fan corresponds to the radiator, and the air outlet end of the fan corresponds to the radiating cavity of the base; the cover assembly is connected with the top of the cup body assembly by adopting an openable structure, and when the cover assembly is in a closed state, the top opening of the metal cup can be closed by the cover heat insulation cotton; the refrigeration subassembly is fixed to be set up in cup subassembly's bottom, and the radiator is back to one side surface of its radiating fin and cup subassembly's bottom face be airtight connection, and in the outer cup was located to the refrigeration piece, the cold face of refrigeration piece laminated with the bottom face of metal cup mutually, and the control wire of refrigeration piece stretches out outside cup subassembly from breach or through-hole on the cup subassembly lateral wall.

Further, the method comprises the following steps: the heat insulation layer is arranged on the heat insulation layer, and the heat insulation layer is arranged on the heat insulation layer; the heat preservation layer is filled in a cavity area in a space enclosed by the bottom surface of the retaining ring, the inner side wall of the outer cup body, the outer side wall of the metal cup, the outer side wall of the refrigerating fin and the top surface of the radiator.

Further, the method comprises the following steps: the screw is iron screw or steel screw, and the lid internal surface is provided with the magnet that corresponds with the screw head, and lid subassembly is connected through the magnetism structure of inhaling that comprises screw head and magnet with the cup body subassembly top.

Further, the method comprises the following steps: the heat-insulating layer is filled with polyurethane foaming agent.

Further, the method comprises the following steps: the metal cup is an aluminum cup; one end of the metal cup, which is attached to the refrigerating sheet, is of a closed structure.

Further, the method comprises the following steps: the lid insulation wool has a protrusion embedded in the metal cup.

Further, the method comprises the following steps: the cup body assembly comprises a temperature sensor for measuring the temperature of the outer surface of the metal cup, and the temperature sensor is electrically connected with the control circuit of the refrigeration piece.

Further, the method comprises the following steps: the cold surface and the hot surface of the refrigeration piece are both provided with a silicone grease layer, and are respectively attached to the radiator and the metal cup through the silicone grease layer.

Further, the method comprises the following steps: the middle part of the cover component is provided with a sealing joint which is provided with a connecting through hole for inserting a reagent dip tube.

The utility model has the advantages that: when the device is implemented, the size of the inner cavity of the metal cup can be designed adaptively according to the specification and the size of the reagent bottle, and the device is small in size and can be arranged in water quality monitoring equipment. Meanwhile, the refrigerating device is completely closed, the refrigerating effect is good, the temperature is uniform, and the dew is not formed in summer and the ice is not formed in winter; the temperature sensor is additionally arranged in the device, and when the preset temperature is reached, the semiconductor refrigerating sheet stops working, so that the service life of the refrigerating sheet can be prolonged, and the problems of transitional refrigeration and insufficient refrigeration caused by environmental temperature change can be avoided; the device has simple structure, low manufacturing cost, and strong reproducibility and mobility.

Drawings

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

Fig. 2 is a schematic view of the exploded structure of fig. 1.

Fig. 3 is a schematic sectional view in the front view of the present invention.

The labels in the figure are: lid assembly 100, lid 101, lid thermal-insulated cotton 102, magnet 103, sealing joint 104, cup subassembly 200, outer cup 201, metal cup 202, heat preservation 203, retaining ring 204, screw 205, temperature sensor 206, refrigeration subassembly 300, radiator 301, refrigeration piece 302, base 303, reagent dip tube 4, reagent bottle 5.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 3, the present invention includes a lid assembly 100, a cup assembly 200 and a refrigeration assembly 300, the lid assembly 100 includes a lid 101 and a lid insulation cotton 102 disposed on an inner surface of the lid 101; the cup body assembly 200 comprises an outer cup body 201 and a metal cup 202 arranged in the outer cup body 201, the top end and the bottom end of the outer cup body 201 are both of an open structure, one end of the metal cup 202, which is used for abutting against the cover 101, is of the open structure, and a heat insulation layer 203 is arranged between the inner cavity of the outer cup body 201 and the outer surface of the metal cup 202; the refrigeration assembly 300 comprises a radiator 301, a refrigeration sheet 302, a fan and a base 303, wherein the refrigeration sheet 302 is arranged on the outer surface of one side of the radiator 301, which is opposite to a radiating fin of the radiator, the hot surface of the refrigeration sheet 302 is attached to the outer surface of the radiator 301, one side of the radiator 301, which is provided with the radiating fin, is arranged at the top end of the base 303, a radiating cavity communicated with the area where the radiating fin of the radiator 301 is arranged in the base 303, a radiating hole communicated with the radiating cavity is arranged on the outer surface of the base 303, the fan is arranged in the base 303, the air inlet end of the fan corresponds to the radiator 301, and the air outlet end of the fan corresponds to the radiating cavity of the base 303; the lid assembly 100 is connected with the top of the cup body assembly 200 by adopting an opening and closing structure, and when the lid assembly 100 is in a closed state, the lid insulation cotton 102 can close the top opening of the metal cup 202; refrigeration subassembly 300 is fixed to be set up in cup subassembly 200's bottom, radiator 301 back to one side surface of its radiating fin and cup subassembly 200's bottom face sealing connection, in cup 201 outside is located to refrigeration piece 302, the cold face of refrigeration piece 302 and the laminating of metal cup 202's bottom face mutually, the control wire of refrigeration piece 302 stretches out outside cup subassembly 200 from breach or through-hole on the cup subassembly 200 lateral wall.

Wherein, lid subassembly 100's structural design can be fine sealed cold-stored storehouse, reduces the loss of temperature, satisfies taking at any time of equipment to reagent, and the convenience is to the quick replacement of reagent in the cold-stored storehouse simultaneously.

The structural design of the cup body assembly 200 can transfer the temperature of the cold surface of the refrigeration sheet 302 to the refrigeration compartment (i.e., the inner cavity of the metal cup 202), and simultaneously isolate the external environment, thereby reducing the temperature loss. The size of the inner cavity of the metal cup 202 can be adaptively designed according to the specification and the size of the reagent bottle 5, and the whole device has small volume and can be arranged in water quality monitoring equipment.

The structural design of refrigeration component 300 can utilize the working characteristic of semiconductor refrigeration piece, utilizes the temperature of the cold face of refrigeration piece 302, releases the temperature of the hot face of refrigeration piece 302, and concrete heat dissipation mode does, utilizes the temperature release of the hot face of refrigeration piece 302 of radiator 301 to initiatively dispel the heat through the fan, can fully guarantee the radiating effect, and then effectively improve the refrigeration effect in cold-stored storehouse. The semiconductor refrigerator is the existing mature technology, which means that the device for producing cold by using the thermo-electric effect of the semiconductor uses a conductor to connect two different metals, and when the direct current is switched on, the temperature at one joint is reduced, and the temperature at the other joint is increased.

The cover assembly 100, the cup body assembly 200 and the refrigerating assembly 300 form an integral structure, the refrigerating device is completely closed, the refrigerating effect is good, the temperature is uniform, and the water cannot be condensed in summer or frozen in winter.

For assembly convenience and effective guarantee of heat insulation performance of the cup body part, the cup body assembly 200 comprises a retaining ring 204 fixedly arranged at the top of the cup body assembly, the retaining ring 204 is provided with an outer flange used for pressing an outer cup body 201 and an inner flange used for pressing a metal cup 202, the retaining ring 204 is connected and fixed with a heat radiator 301 through a plurality of screws 205 distributed at intervals along the circumferential direction of the cup body assembly 200, the screws 205 penetrate through the area where the heat insulation layer 203 is arranged, the heads of the screws 205 are positioned at the top end of the retaining ring 204, and the heat radiator 301 is provided with threaded holes used for connecting the screws 205; the insulating layer 203 fills the cavity area in the space enclosed by the bottom surface of the retaining ring 204, the inner side wall of the outer cup body 201, the outer side wall of the metal cup 202, the outer side wall of the refrigeration sheet 302 and the top surface of the radiator 301.

The openable structure of the lid assembly 100 means that the lid assembly 100 can be opened or closed, and can be implemented by referring to the prior art. The utility model provides a following simple structure, easy to carry out's lid subassembly 100 can open and close the structure, and screw 205 is iron screw or steel screw, and lid 101 internal surface is provided with the magnet 103 corresponding with screw 205 head, and lid subassembly 100 is connected through the magnetism structure of inhaling of constituteing by screw 205 head and magnet 103 with cup subassembly 200 top. When it is desired to open the lid assembly 100, it is only necessary to directly remove the lid assembly 100 against the magnetic attraction of the magnet 103.

Preferably, the insulation layer 203 is filled with a polyurethane foaming agent. The heat-insulating layer is made of the polyurethane foaming agent, the polyurethane foaming agent is common and easy to obtain, the price is low, and a gap between the aluminum cup and the cup body can be perfectly filled. The polyurethane foaming agent can be directly obtained from the market, and is a special polyurethane product which is filled with components such as polyurethane prepolymer, foaming agent, catalyst and the like in a pressure-resistant aerosol can. When the material is sprayed out of the aerosol can, the foamed polyurethane material can expand rapidly and perform a curing reaction with air or moisture in a contacted matrix to form foam; the foam has the advantages of pre-foaming, high expansion, small contraction and the like, the foam is good in strength and high in adhesive force, and the cured foam has multiple effects of joint filling, bonding, sealing, heat insulation, sound absorption and the like.

The metal cup 202 can be made of a metal material with high thermal conductivity, such as copper, aluminum, etc., and an aluminum cup is preferably used in the embodiment of the present invention.

The bottom end of the metal cup 202 (i.e. the end attached to the refrigeration sheet 302) may be a non-closed structure, and in order to form a larger contact surface with the refrigeration sheet 302 and achieve a better refrigeration effect, it is preferable that the end attached to the metal cup 202 and the refrigeration sheet 302 is set to be a closed structure.

For better thermal insulation, the lid insulation wool 102 has a protrusion embedded in the metal cup 202.

Preferably, the cup assembly 200 includes a temperature sensor 206 for measuring the temperature of the outer surface of the metal cup 202, the temperature sensor 206 being electrically connected to the control circuit of the refrigeration pill 302. In practice, the temperature sensor 206 is closely attached to the wall of the metal cup 202, so that the temperature in the refrigerated warehouse can be monitored at any time, data is provided for the system, and when the temperature reaches a set value, the system can realize temperature regulation in the refrigerated warehouse by switching on and off the circuit of the refrigeration sheet 302. It will be appreciated that the use of temperature thresholds to control the switching of circuits is conventional in the art and does not involve modification of the computer program. The temperature sensor 206 has temperature feedback in the refrigerated compartment to keep the temperature in the refrigerated compartment within a reasonable range.

Preferably, the cold surface and the hot surface of the cooling plate 302 are both provided with silicone layers, and are respectively attached to the heat sink 301 and the metal cup 202 through the silicone layers. The silicone grease layer can well fill micro gaps existing in the contact surfaces at the two sides of the refrigerating sheet 302, and the refrigerating effect of the cold surface and the heat dissipation effect of the hot surface are good.

Preferably, the middle of the lid assembly 100 has a sealing joint 104, the sealing joint 104 having a connection through hole into which the reagent dip tube 4 is inserted. Reagent dip tube 4 can directly utilize sealing joint 104 to carry out the drawing of reagent, makes things convenient for equipment to take the reagent of storing in the refrigerated warehouse at any time, need not open lid subassembly 100 every time. It will be appreciated that in order to meet the normal function of the reagent dip tube 4, in practice the inner end of the reagent dip tube 4 should be insertable into the reagent bottle 5.

Claims

1. A device for reagent preservation, characterized by: comprises a cover component (100), a cup body component (200) and a refrigeration component (300),

the cover assembly (100) comprises a cover (101) and cover heat insulation cotton (102) arranged on the inner surface of the cover (101);

the cup body assembly (200) comprises an outer cup body (201) and a metal cup (202) arranged in the outer cup body (201), the top end and the bottom end of the outer cup body (201) are both of an open structure, one end, used for being abutted to the cover (101), of the metal cup (202) is of the open structure, and a heat insulation layer (203) is arranged between the inner cavity of the outer cup body (201) and the outer surface of the metal cup (202);

the refrigeration assembly (300) comprises a radiator (301), refrigeration pieces (302), a fan and a base (303), wherein the refrigeration pieces (302) are installed on the outer surface of one side, back to the heat dissipation fins of the radiator (301), the hot surface of each refrigeration piece (302) is attached to the outer surface of the radiator (301), one side, provided with the heat dissipation fins, of the radiator (301) is installed at the top end of the base (303), a heat dissipation cavity communicated to the area where the heat dissipation fins of the radiator (301) are located is formed in the base (303), heat dissipation holes communicated with the heat dissipation cavity are formed in the outer surface of the base (303), the fan is arranged in the base (303), the air inlet end of the fan corresponds to the radiator (301), and the air outlet end of the fan corresponds to the heat dissipation cavity of the base (303);

the cover assembly (100) is connected with the top of the cup body assembly (200) by adopting an opening and closing structure, and when the cover assembly (100) is in a closed state, the cover heat insulation cotton (102) can seal the top opening of the metal cup (202);

refrigeration subassembly (300) is fixed to be set up in the bottom of cup body assembly (200), radiator (301) are to the bottom end face sealing connection of its radiating fin's one side surface and cup body assembly (200), refrigeration piece (302) are located in outer cup (201), the cold face of refrigeration piece (302) is laminated with the bottom face of metal cup (202) mutually, the control wire of refrigeration piece (302) stretches out outside cup body assembly (200) from breach or through-hole on cup body assembly (200) lateral wall.

2. The device for reagent preservation according to claim 1, characterized in that: the cup body assembly (200) comprises a retaining ring (204) fixedly arranged at the top of the cup body assembly, the retaining ring (204) is provided with an outer flange used for pressing the outer cup body (201) and an inner flange used for pressing the metal cup (202), the retaining ring (204) is fixedly connected with the heat radiator (301) through a plurality of screws (205) distributed at intervals along the circumferential direction of the cup body assembly (200), the screws (205) penetrate through the area where the heat insulation layer (203) is located, the heads of the screws (205) are located at the top end of the retaining ring (204), and the heat radiator (301) is provided with threaded holes used for connecting the screws (205); the insulating layer (203) fills the cavity area in the space enclosed by the bottom surface of the retaining ring (204), the inner side wall of the outer cup body (201), the outer side wall of the metal cup (202), the outer side wall of the refrigerating sheet (302) and the top surface of the radiator (301).

3. The device for reagent preservation according to claim 2, characterized in that: the screw (205) is made of iron or steel, the magnet (103) corresponding to the head of the screw (205) is arranged on the inner surface of the cover (101), and the cover component (100) is connected with the top of the cup body component (200) through a magnetic attraction structure consisting of the head of the screw (205) and the magnet (103).

4. The device for reagent preservation according to claim 2, characterized in that: the heat insulation layer (203) is filled with polyurethane foaming agent.

5. The device for reagent preservation according to claim 1, characterized in that: the metal cup (202) is an aluminum cup; one end of the metal cup (202) which is jointed with the refrigerating sheet (302) is of a closed structure.

6. The device for reagent preservation according to claim 1, characterized in that: the lid insulation wool (102) has a protrusion embedded within the metal cup (202).

7. The device for reagent preservation according to claim 1, wherein: the cup body assembly (200) comprises a temperature sensor (206) for measuring the temperature of the outer surface of the metal cup (202), and the temperature sensor (206) is electrically connected with the control circuit of the refrigeration sheet (302).

8. The device for reagent preservation according to claim 1, characterized in that: the cold surface and the hot surface of the refrigeration piece (302) are both provided with a silicone grease layer, and the silicone grease layer is respectively attached to the radiator (301) and the metal cup (202).

9. The device for reagent preservation according to any one of claims 1 to 8, characterized in that: the middle part of the cover component (100) is provided with a sealing joint (104), and the sealing joint (104) is provided with a connecting through hole for inserting the reagent dip tube (4).