CN215525281U - Heating incubation device - Google Patents

Abstract

The utility model relates to a heating incubation device which comprises a heating assembly and a circuit board. The heating assembly comprises a heat conduction block, a heating sheet and a heat insulation layer. The top end face of the heat conduction block is used for being abutted to the bottom face of the carrier, and the heating sheet is arranged on the outer wall of the heat conduction block in a surrounding and attaching mode. When the biological sample reaction liquid incubator works, the circuit board controls the heating sheet to work, the heating sheet generates heat and conducts the heat to the heat conduction block, the top end face of the heat conduction block can transfer the received heat to the carrier when contacting the bottom face of the carrier, so that the temperature of the biological sample reaction liquid in the carrier is increased, and the biological sample reaction liquid in the carrier can be incubated. Wherein, the heat preservation can avoid the temperature of heating plate to spread outward, plays better heat preservation effect for the heating plate gives the heat conduction piece with most the transmission of heat, has better heating effect to the carrier. In addition, the structure of the heating incubation device formed by combining the heat conduction block, the heating sheet and the heat preservation layer is simple, the arrangement is reasonable, and the volume size is small.

Description

Heating incubation device

Technical Field

The utility model relates to the technical field of heating devices, in particular to a heating incubation device.

Background

With the rapid development of medical detection technology, a heating incubation device is appeared, which is used for heating incubation treatment of biological sample reaction liquid. Generally, the heating incubation device is placed at the bottom of a carrier provided with a biological sample reaction solution, the bottom of the carrier is heated, and heat is transferred to the biological sample reaction solution in the carrier to realize incubation treatment of the biological sample reaction solution in the carrier. Conventionally, there are two general implementation manners of the heating incubation device, the first implementation manner is that the carrier is usually designed to be stationary, the heating incubation device is designed to be movable and is arranged below the carrier, when the carrier needs to be heated, the heating incubation device is moved from bottom to top to a position contacting with the bottom surface of the carrier and heats the bottom of the carrier, however, the structural size of the heating incubation device is large at this time, the implementation is not easy, and in addition, the wiring is difficult; the second implementation mode and the heating incubation device are designed to be immobile, the carrier is designed to be mobile and arranged above the heating incubation device, and when the carrier needs to be heated, the carrier moves downwards to the heating incubation device for heating incubation, however, the flexibility of the mode is relatively poor.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a heating incubation device, which can reduce the volume size of the structure and has better heating effect, aiming at the defect of larger volume size of the structure of the first implementation mode in the prior art.

The technical scheme is as follows: a heated incubation device, comprising: the heating assembly comprises a heat conduction block, a heating sheet and a heat insulation layer, wherein the top end surface of the heat conduction block is used for abutting against the bottom surface of the carrier, the heating sheet is arranged on the outer wall of the heat conduction block in a surrounding and attaching mode, and the heat insulation layer is arranged on the outer wall of the heating sheet in a surrounding and attaching mode; and the heating plate is electrically connected with the circuit board through a first lead.

Foretell heating incubation device, at the during operation, circuit board control heating plate work, the heating plate produces the heat and gives the heat conduction piece with the heat conduction, can give the carrier with the heat transfer that receives when the top terminal surface contact carrier's bottom surface, makes the biological sample reaction liquid temperature rise in the carrier, can incubate the processing to the biological sample reaction liquid in the carrier. Wherein, the heat preservation can avoid the temperature of heating plate to spread outward, plays better heat preservation effect for the heating plate gives the heat conduction piece with most the transmission of heat, has better heating effect to the carrier. In addition, the structure of the heating incubation device formed by combining the heat conduction block, the heating sheet and the heat preservation layer is simple, the arrangement is reasonable, and the volume size is small.

In one embodiment, the heating plate is fixed on the outer wall of the heat conducting block through heat conducting glue.

In one embodiment, the heat insulation layer is heat insulation cotton arranged around the outer wall of the heating sheet.

In one embodiment, the heat insulation cotton is bonded and fixed on the outer wall of the heating sheet through viscose.

In one embodiment, the heating incubation device further comprises an outer wall plate, and the outer wall plate is arranged on the outer wall of the heat preservation cotton in a surrounding and attaching mode.

In one embodiment, the heating assembly further comprises a mounting plate; the heat conducting block and the outer wall plate are both fixedly arranged on the mounting plate.

In one embodiment, the heating incubation device further comprises a support plate and an elastic member positioned between the mounting plate and the support plate; the heating assembly is connected with the supporting plate through the elastic piece.

In one embodiment, a guide part is arranged on the plate surface of the mounting plate, a guide through hole corresponding to the position of the guide part is arranged on the support plate, and the guide part is movably arranged in the guide through hole up and down; the elastic part is a spring, the spring sleeve is arranged outside the guide part, and the two ends of the spring respectively abut against the mounting plate and the supporting plate.

In one embodiment, the heated incubation device further comprises a first temperature sensor and a second temperature sensor; the first temperature sensor is arranged on the heating sheet and used for acquiring a first temperature of the heating sheet; the second temperature sensor is arranged on the heat conduction block and used for acquiring a second temperature of the heat conduction block.

In one embodiment, the heat conducting block is provided with a first chamber and a second chamber which are communicated with each other; the second temperature sensor is arranged in the first chamber; the mounting panel be equipped with the wire hole that walks that the second cavity is linked together, second temperature sensor's second wire passes through in proper order the second cavity with it draws forth to walk the wire hole the outside back of heat conduction piece with circuit board electric connection.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a heat incubation apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a heating sheet and a flexible flat cable in a heating incubation device according to an embodiment of the utility model;

FIG. 3 is a schematic view of a support plate and a heating element of a thermal incubator of the present invention moving to a first position;

FIG. 4 is a schematic view of the heating incubation device according to an embodiment of the present invention with the support plate and the heating element moving to the second position.

10. A heating assembly; 11. a heat conducting block; 111. a first chamber; 112. a second chamber; 12. a heating plate; 121. a first conductive line; 13. a heat-insulating layer; 14. mounting a plate; 141. a guide portion; 142. a recess; 143. a snap ring; 144. a wiring hole; 145. a boss; 15. an outer wall panel; 20. a circuit board; 30. a support plate; 31. a guide through hole; 311. a protrusion; 40. an elastic member; 50. a second temperature sensor; 51. a second conductive line.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1, fig. 1 shows a schematic structural diagram of a heating incubation device according to an embodiment of the present invention, and fig. 2 shows a schematic structural diagram of a heating sheet 12 and a flexible flat cable in the heating incubation device according to an embodiment of the present invention. According to an embodiment of the present invention, a heating incubation apparatus includes a heating assembly 10 and a circuit board 20. The heating assembly 10 includes a heat conduction block 11, a heating sheet 12 and an insulating layer 13. The top end surface of the heat-conducting block 11 is adapted to abut against the bottom surface of a carrier (not shown) so as to transfer heat to the carrier. The heating plate 12 is disposed around and attached to the outer wall of the heat conducting block 11. The heat insulation layer 13 surrounds and is attached to the outer wall of the heating sheet 12. The heating plate 12 is electrically connected to the circuit board 20 through the first conductive wire 121.

Above-mentioned heating incubation device, at the during operation, circuit board 20 control heating plate 12 work, and heating plate 12 produces the heat and conducts the heat for heat conduction piece 11, can give the carrier with the heat transfer that receives when the top terminal surface of heat conduction piece 11 contacts the bottom surface of carrier, makes the biological sample reaction liquid temperature rise in the carrier, can incubate the processing to the biological sample reaction liquid in the carrier. The heat-insulating layer 13 can prevent the temperature of the heating sheet 12 from diffusing outwards, and has a good heat-insulating effect, so that the heating sheet 12 transfers most of heat to the heat-conducting block 11, and the carrier has a good heating effect. In addition, the heating incubation device formed by the combination of the heat conduction block 11, the heating sheet 12 and the heat preservation layer 13 has the advantages of simple structure, reasonable arrangement and small volume size.

It should be noted that the heat conducting block 11 is specifically made of a material with a good heat conducting property, which is beneficial to better conducting heat to the carrier, and the heat conducting block 11 is specifically made of a metal material such as copper, aluminum, or iron, and may be made of other non-metal heat conducting materials, which is not limited herein.

In addition, the specific shape and size of the heat conduction block 11 can be adjusted according to the external dimension of the bottom surface of the carrier. As an example, the heat conducting block 11 is a cylinder, the top end surface of which is adapted to the bottom surface of the carrier, and the heating plate 12 is disposed around the outer circumference of the cylinder. Alternatively, the heat conducting block 11 may have other shapes as long as it can better transmit heat to the bottom surface of the carrier, and the specific shape and size are not limited herein and are set according to practical situations.

Referring to fig. 1, further, the heating plate 12 is fixed on the outer wall of the heat conducting block 11 by a heat conducting glue. Thus, the heating plate 12 can be stably installed on the outer wall of the heat conducting block 11, and the heating plate 12 can transfer heat to the heat conducting block 11 through the heat conducting glue. In addition, because the heating plate 12 is directly arranged on the outer wall of the heat conducting block 11 in a bonding mode, the installation operation on the heat conducting block 11 is convenient and fast. Specifically, the heat conductive adhesive is, for example, a heat conductive adhesive backing, and may be another type of heat conductive adhesive, which is not limited herein.

The heating plate 12 may be fixed to the outer wall of the heat conducting block 11 by other mounting methods, which are not limited herein, for example, the mounting method may be implemented by mounting members such as screws, rivets, bolts, and pins, or may be directly welded or clamped, and may be set according to actual requirements.

Referring to fig. 1, further, the insulation layer 13 is insulation cotton disposed around the outer wall of the heating sheet 12. Therefore, the heat preservation cotton can play a good role in heat preservation and heat insulation. The heat preservation cotton is made of high-temperature resistant cotton materials, so that the safety performance can be guaranteed. The heat-insulating layer 13 is not limited to heat-insulating cotton, and may be other types of heat-insulating members as long as the heat-insulating function is achieved, and is not limited herein.

Referring to fig. 1, in one embodiment, the insulation wool is adhesively secured to the outer wall of the heat patch 12 by adhesive. So, the heating plate 12 can be installed on the outer wall of the heating plate 12 comparatively firmly, because directly adopt the mode of bonding to set up in the outer wall of the heating plate 12, the installation operation of heat preservation cotton on the heating plate 12 is comparatively convenient and fast. The glue is for example a back glue or another type of glue. The heat insulation cotton may be fixed to the outer wall of the heating sheet 12 by other methods, for example, the fixing method may be implemented by using a fixing member such as a screw, a rivet, a bolt, or a pin, or may be directly welded or clamped, and the method is not limited herein.

Referring to fig. 1, in one embodiment, the thermal incubation apparatus further comprises an outer wall panel 15. The outer wall plate 15 surrounds and is attached to the outer wall of the heat insulation cotton. So, the outer wall plate 15 plays the fixed action to the heat preservation cotton, can avoid the heat preservation cotton to loosen and drop. In addition, the hardness of the outer wall plate 15 is enough, so that the heat-insulating cotton is protected, and the heat-insulating cotton can be prevented from being damaged.

In one embodiment, the exterior wall panel 15 is a heat insulating panel. Therefore, the outer wall plate 15 can reduce the heat transfer of the heat conducting block 11 to the outside, thereby reducing the heat loss and having better heat preservation effect.

Referring to fig. 1, further, the heating assembly 10 also includes a mounting plate 14. The heat conducting block 11 and the outer wall plate 15 are both fixedly arranged on the mounting plate 14. Thus, the heat conducting block 11 and the outer wall plate 15 are both fixed on the mounting plate 14, and the overall structure of the heating assembly 10 formed by combination is more stable and reliable. In addition, similar to the outer wall plate 15, the mounting plate 14 is made of, for example, a heat insulating plate, and has a good heat insulating effect, so that the degree of heat leakage from the heat conducting block 11 can be reduced.

Referring to fig. 1, in one embodiment, the thermal incubator further comprises a support plate 30 and a resilient member 40 positioned between the mounting plate 14 and the support plate 30. The heating assembly 10 is connected to the support plate 30 by the elastic member 40. Thus, when the supporting plate 30 drives the heating component 10 to move from bottom to top to contact the bottom surface of the carrier, the elastic member 40 is squeezed when the heating component 10 contacts the bottom surface of the carrier due to the stationary state of the bottom surface of the carrier, so that the bottom surface of the carrier is adaptive to adjustment, matched and attached tightly, and then the bottom surface of the carrier can be heated and incubated. It should be noted that the number of the elastic members 40 may be one, two, three or other numbers, which are not limited herein and may be set according to actual requirements.

Referring to fig. 1, in one embodiment, the plate surface of the mounting plate 14 is provided with a guide portion 141. The support plate 30 is provided with a guide through hole 31 corresponding to the position of the guide portion 141. The guide portion 141 is vertically movably disposed in the guide through hole 31. The elastic member 40 is a spring, which is sleeved outside the guiding portion 141, and two ends of the spring respectively abut against the mounting plate 14 and the supporting plate 30. In addition, the elastic member 40 may be an elastic block or the like, and is not limited herein.

Referring to fig. 1, further, a concave portion 142 is arranged on the plate surface of the mounting plate 14 around the guide portion 141, one end of the spring is arranged in the concave portion 142, and the concave portion 142 limits the end of the spring, so that the operation stability of the spring in the compression process can be ensured; the hole wall of the guide through hole 31 is provided with a protrusion 311, the other end of the spring extends into the guide through hole 31 and is abutted against the protrusion 311, the other end of the spring is limited in the guide through hole 31, and the operation stability of the spring in the compression process can be ensured.

The guide portion 141 penetrates the guide through hole 31, and a snap ring 143 is provided on the guide portion 141, and the snap ring 143 abuts against a side surface of the support plate 30 that is away from the mounting plate 14.

Referring to fig. 1, in one embodiment, the thermal incubator further includes a first temperature sensor (not shown) and a second temperature sensor 50. The first temperature sensor is disposed on the heating sheet 12, and the first temperature sensor is configured to obtain a first temperature of the heating sheet 12. The second temperature sensor 50 is disposed on the heat conduction block 11, and the second temperature sensor 50 is configured to obtain a second temperature of the heat conduction block 11. Therefore, on one hand, the temperature of the heating sheet 12 can be grasped according to the first temperature obtained by the first temperature sensor, and the working power of the heating sheet 12 can be correspondingly and timely controlled; on the other hand, the temperature of the heat conduction block 11 can be grasped according to the second temperature obtained by the second temperature sensor 50, the heating incubation temperature can be accurately controlled, and the heating sheet 12 is correspondingly controlled to stop working when the temperature of the heat conduction block 11 is judged to exceed the preset temperature; in addition, the first temperature and the second temperature can be compared, and when the deviation between the first temperature and the second temperature is large, the fault of one temperature sensor can be correspondingly judged.

Referring to fig. 1, the heat conduction block 11 further has a first chamber 111 and a second chamber 112 that are connected to each other. The second temperature sensor 50 is installed in the first chamber 111. The mounting plate 14 is provided with a wire hole 144 communicated with the second chamber 112, and the second lead 51 of the second temperature sensor 50 is led out to the outside of the heat conducting block 11 through the second chamber 112 and the wire hole 144 in sequence and then electrically connected with the circuit board 20. The first cavity 111 is adapted to the second temperature sensor 50, and the temperature of the heat conducting block 11 can be accurately obtained when the second temperature sensor 50 is attached to the inner wall of the first cavity 111. The volume size of the second cavity 112 is larger than that of the first cavity 111, so that when the second lead 51 is led out from the second cavity 112, the second lead 51 does not contact the inner wall of the second cavity 112, i.e. the second lead 51 is not burnt and damaged.

Referring to fig. 1, further, a boss 145 is disposed on the plate surface of the mounting plate 14, the boss 145 is adapted to the mouth of the second chamber 112 and extends into the mouth of the second chamber 112, and the boss 145 of the mounting plate 14 limits the heat conducting block 11.

In addition, specifically, the first conductive wires 121 are electrically connected to the circuit board 20 through the flexible flat cable, and similarly, the second conductive wires 51 are also electrically connected to the circuit board 20 through the flexible flat cable.

Referring to fig. 3 and 4, fig. 3 is a schematic view illustrating a state of the supporting plate 30 and the heating element 10 of the heating incubation device moving to a first position according to an embodiment of the present invention, where a distance between the circuit board 20 and a lowest point of the flexible flat cable is S1; fig. 4 is a schematic diagram illustrating the state of the supporting plate 30 and the heating element 10 of the thermal incubator of the embodiment of the utility model moving upward to the second position, where the distance between the circuit board 20 and the lowest point of the flexible flat cable is S2, and S2 is smaller than S1. The position of the circuit board 20 is usually fixed, and the supporting plate 30 needs to drive the heating assembly 10 to move up and down, for example, to approach and contact the bottom surface of the carrier, and during the process of raising or lowering the heating assembly 10, the flexible flat cable can move in the vertical direction alone like a drag chain, the moving effect is smooth, so that the drag chain can be omitted, and the structure is compact and simple.

The "guide portion 141" may be "a part of the mounting plate 14", that is, the "guide portion 141" and "the other part of the mounting plate 14" are integrally formed; the "guide portion 141" may be made separately from the "other portion of the mounting plate 14" and may be combined with the "other portion of the mounting plate 14" as a single body. In one embodiment, as shown in FIG. 1, the "guide portion 141" is a part of the "mounting plate 14" that is integrally formed.

It should be noted that the "protrusion 311" may be "a part of the support plate 30", that is, the "protrusion 311" is integrally formed with "the other part of the support plate 30"; or a separate member separable from the other portion of the support plate 30, i.e., the "projection 311" may be separately manufactured and then integrated with the other portion of the support plate 30. In one embodiment, as shown in FIG. 1, the "protrusion 311" is a part of the "support plate 30" that is integrally formed.

It should be noted that the "boss 145" may be "a part of the mounting plate 14", that is, the "boss 145" is integrally formed with "the other part of the mounting plate 14"; or a separate member that is separable from the rest of the mounting plate 14, i.e., the "boss 145" may be manufactured separately and then integrated with the rest of the mounting plate 14. As shown in FIG. 1, in one embodiment, the "boss 145" is a part of the "mounting plate 14" that is integrally formed.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (10)

1. A thermal incubation apparatus, comprising:

the heating assembly comprises a heat conduction block, a heating sheet and a heat insulation layer, wherein the top end surface of the heat conduction block is used for abutting against the bottom surface of the carrier, the heating sheet is arranged on the outer wall of the heat conduction block in a surrounding and attaching mode, and the heat insulation layer is arranged on the outer wall of the heating sheet in a surrounding and attaching mode; and

the circuit board, the heating plate pass through first wire with circuit board electric connection.

2. The heated incubation device of claim 1, wherein the heating plate is fixed to the outer wall of the heat-conducting block by a heat-conducting glue.

3. The heating incubation device of claim 1, wherein the heat insulation layer is heat insulation cotton arranged around the outer wall of the heating sheet.

4. The heated incubation device of claim 3, wherein the heat retention cotton is adhesively secured to the outer wall of the heat patch by adhesive.

5. The heating incubation device of claim 3, further comprising an outer wall plate surrounding and attached to the outer wall of the heat-insulating cotton.

6. The heated incubation device of claim 5, wherein the heating assembly further comprises a mounting plate; the heat conducting block and the outer wall plate are both fixedly arranged on the mounting plate.

7. The heated incubation device of claim 6, further comprising a support plate and a resilient member between the mounting plate and the support plate; the heating assembly is connected with the supporting plate through the elastic piece.

8. The heating incubation device according to claim 7, wherein a guide part is provided on the plate surface of the mounting plate, a guide through hole corresponding to the guide part is provided on the support plate, and the guide part is movably provided in the guide through hole up and down; the elastic part is a spring, the spring sleeve is arranged outside the guide part, and the two ends of the spring respectively abut against the mounting plate and the supporting plate.

9. The heated incubation device of claim 8, further comprising a first temperature sensor and a second temperature sensor; the first temperature sensor is arranged on the heating sheet and used for acquiring a first temperature of the heating sheet; the second temperature sensor is arranged on the heat conduction block and used for acquiring a second temperature of the heat conduction block.

10. The thermal incubator as recited in claim 9 wherein said thermal block defines a first chamber and a second chamber in communication with each other; the second temperature sensor is arranged in the first chamber; the mounting panel be equipped with the wire hole that walks that the second cavity is linked together, second temperature sensor's second wire passes through in proper order the second cavity with it draws forth to walk the wire hole the outside back of heat conduction piece with circuit board electric connection.

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