CN218443023U - Contact heating plate of freeze-drying equipment - Google Patents
Contact heating plate of freeze-drying equipment Download PDFInfo
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- CN218443023U CN218443023U CN202222992645.0U CN202222992645U CN218443023U CN 218443023 U CN218443023 U CN 218443023U CN 202222992645 U CN202222992645 U CN 202222992645U CN 218443023 U CN218443023 U CN 218443023U
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Abstract
The utility model discloses a freeze-drying equipment's contact hot plate, include: the heating plate is at least provided with a straight contact surface for contacting with a workpiece to be heated, a heating channel for circulating a heating medium is arranged in the heating plate along the length direction of the heating plate, and the heating channel extends to the end parts of two ends of the heating plate; the heating plate comprises end plates, wherein end plate channels are arranged in the end plates along the length direction of the end plates, one ends of the end plate channels are in a closed state, the other ends of the end plate channels are in an open state, the number of the end plates is two, the side faces of the two end plates are respectively connected with the two ends of the heating plate, and communication holes communicated with the heating channels and the end plate channels are formed in the side faces of the end plates. The utility model has the characteristics of be heated evenly, and be convenient for realize the lightweight of hot plate.
Description
Technical Field
The utility model relates to a freeze-drying firing equipment technical field especially relates to a freeze-drying equipment's contact hot plate.
Background
The freeze-drying equipment is also called vacuum freeze-drying equipment, and is characterized by that the materials of food and medicine, etc. are frozen to below their eutectic point temp. to make the water content be changed into solid ice, then under the vacuum environment the ice can be directly sublimated into water vapour, then the water vapour can be condensed by means of water-catching device so as to finally dry the product. For example, prior art's freeze-drying equipment, according to the heating volume in freeze-drying storehouse, can once only send into the storehouse body with corresponding quantity material and carry out vacuum drying, whole materials cool down through quick-freeze tunnel, make the temperature of material be less than its eutectic point, then adopt vacuum drying process, directly sublimate into gaseous state rapid evaporation with the moisture in the material from solid-state. Consequently need set up heating device in freeze-drying equipment is inside, and at present, freeze-drying equipment mainly adopts two kinds of heating methods: radiant heating and direct contact heating radiant heating: the tray and the tray do not have direct contact, the tray and the tray keep a certain distance, heating media (such as softened water) pass through the heating plate, so that the heating plate is heated, and then the heating plate and the reflecting plate in the bin heat the materials through heat radiation. Direct contact heating: directly place the tray on the hot plate, can obtain higher heat conduction efficiency, the hot plate structure among the prior art is complicated, is unfavorable for realizing the lightweight design, and the hot plate has the defect of being heated unevenly moreover.
SUMMERY OF THE UTILITY MODEL
The utility model provides a freeze-drying equipment's contact hot plate, it has and is heated evenly, and is convenient for realize the lightweight characteristics of hot plate.
In order to solve the technical problem, the utility model provides a freeze-drying equipment's contact hot plate, include:
the heating plate is at least provided with a flat contact surface for contacting with a workpiece to be heated, a heating channel for circulating a heating medium is arranged in the heating plate along the length direction of the heating plate, and the heating channel extends to the end parts of two ends of the heating plate;
the heating plate comprises end plates, wherein end plate channels are arranged in the end plates along the length direction of the end plates, one ends of the end plate channels are in a closed state, the other ends of the end plate channels are in an open state, the number of the end plates is two, the side faces of the two end plates are respectively connected with the two ends of the heating plate, and communication holes communicated with the heating channels and the end plate channels are formed in the side faces of the end plates.
Preferably, in the above-described aspect, an opening of an open end of one of the two end plates faces a first direction, and an opening of an open end of the other end plate faces a second direction, and the first direction is opposite to the second direction.
Preferably, in the above technical solution, the heating plate is a flat thin plate, and the heating plate is made of an aluminum alloy material.
Preferably, the heating plate has a plurality of flat heating paths inside, and partitions are provided in two adjacent heating paths.
As above-mentioned technical scheme's preferred, the end plate passageway extends to the tip at end plate both ends, the both ends of end plate are provided with first end plate connecting block and second end plate connecting block respectively, first end plate connecting block with the first end of end plate is connected and is used for sealing the first end of end plate passageway, second end plate connecting block with the second end of end plate is connected, be provided with the opening on the second end plate connecting block, the opening with the second end intercommunication of end plate passageway is in order to open the second end of end plate passageway.
Preferably, the heating plates are multiple in number, the upper surfaces of the heating plates are located on the same plane and used as straight contact surfaces which are in contact with a workpiece to be heated, and gaps are formed between the side surfaces of every two adjacent heating plates.
Preferably, the heating plate has semicircular openings at both sides of the middle position.
As an optimization of the above technical solution, the first end plate connecting block includes a first connecting block body, one side of the first connecting block body is a first connecting plane, the first connecting plane is used for being connected with the end face of the heating plate, the other side surface of the first connecting block body is provided with a first bump, the top of the first connecting block body is provided with a first top perforation correspondingly to the first bump, the first bump is away from the first mounting hole on the side surface of the first connecting plane, the second end plate connecting block includes a second connecting block body, one side of the second connecting block body is a second connecting plane, the second connecting plane is used for being connected with the end face of the heating plate, the other side surface of the second connecting block body is provided with a second bump, the top of the second connecting block body is provided with a second top perforation correspondingly to the second bump, and the second bump is away from the second mounting hole on the side surface of the second connecting plane.
Preferably, in the above aspect, a blocking member for blocking the end plate passage is provided inside the end plate passage.
Preferably, in the above aspect, the blocking member is detachably attached to the communication hole.
The utility model provides a freeze-drying equipment's contact hot plate, it includes hot plate and end plate, the inside of hot plate is provided with heating channel along its length direction, the inside end plate passageway that is provided with along its length direction of end plate, and the quantity of end plate is two, the side of two end plates and the end connection of hot plate, and the side of end plate is provided with the intercommunicating pore with intercommunication heating channel and end plate passageway intercommunication, the one end of end plate passageway is in the encapsulated situation, the other end of end plate passageway is in open state, in its work, the open end and the hot water circulation passageway of end plate communicate, its hot water gets into from the open end of one of them end plate, because the other end of this end plate is sealed, therefore hot water enters into heating channel through the intercommunicating pore of this end plate side, then hot water flows through heating channel after the heating channel along the length direction of hot plate, in the end plate passageway of another end plate enters into the end plate passageway of another end plate, this another end plate passageway is because one end is sealed, the other end is opened, consequently, it comprises end plate and end plate, overall structure is simple in favor of realizing more, and the whole structure of hot water flow through can be convenient for realizing that hot water flows through in the setting of heating channel, can make the even while, the hot plate and the lightweight processing mode of heating that the hot plate can be convenient for the hot plate and reduce the lightweight.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the contents of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following description will particularly refer to specific embodiments of the present invention.
Drawings
Fig. 1 is a schematic perspective view illustrating a contact heating plate of a freeze-drying apparatus according to an embodiment of the present invention;
fig. 2 is a schematic plan view illustrating a contact heating plate of a freeze-drying apparatus according to an embodiment of the present invention;
fig. 3 shows a plan sectional view of a contact heating plate of a freeze-drying apparatus according to an embodiment of the present invention;
fig. 4 shows a schematic perspective view of a heating plate according to an embodiment of the present invention;
FIG. 5 shows an enlarged schematic view at A in FIG. 4;
fig. 6 shows a schematic perspective view of an end plate in an embodiment of the present invention;
FIG. 7 shows an enlarged schematic view at B in FIG. 6;
FIG. 8 shows an enlarged schematic view at C in FIG. 6;
fig. 9 shows a schematic perspective view of a first end plate connecting block in an embodiment of the present invention;
fig. 10 shows a schematic perspective view of a second end plate connecting block according to an embodiment of the present invention;
in the figure: 10. heating the plate; 20. an end plate; 30. a first end plate connection block; 40. a second end plate connecting block; 50. a partition member; 101. a gap; 102. a semicircular opening; 103. a heating channel; 104. a partition plate; 201. an end plate channel; 202. a partition plate; 203. a communicating hole; 301. a first connecting block body; 302. a first bump; 303. a first mounting hole; 304. a first top perforation; 305. a first mounting bayonet; 306. a first connection plane; 401. two connecting block bodies; 402. A second bump; 403. a second mounting hole; 404. a second top perforation; 405. a second mounting bayonet; 406. a second connection plane; 407. and (4) opening.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention provides a contact heating plate of a freeze-drying apparatus, including:
the heating plate 10, the heating plate 10 has a straight contact surface used for contacting with the heated work piece at least, there are heating channels 103 for the heating medium to circulate inside the heating plate 10 along its length direction, the heating channel 103 extends to the end of both ends of the heating plate 10;
the heating plate comprises end plates 20, wherein end plate channels 201 are arranged in the end plates 20 along the length direction of the end plates, one ends of the end plate channels 201 are in a closed state, the other ends of the end plate channels 201 are in an open state, the number of the end plates 20 is two, the side surfaces of the two end plates 20 are respectively connected with two ends of the heating plate 10, and communication holes 203 for communicating the heating channels 103 with the end plate channels 201 are arranged on the side surface of each end plate 20.
The embodiment provides a contact heating plate of a freeze-drying device, which comprises a heating plate 10 and end plates 20, wherein the heating plate 10 is internally provided with a heating channel 103 along the length direction thereof, the end plate 20 is internally provided with an end plate channel 201 along the length direction thereof, the number of the end plates 20 is two, the side surfaces of the two end plates 20 are connected with the end part of the heating plate 10, the side surface of the end plate 20 is provided with a communication hole 203 communicated with the heating channel 103 and the end plate channel 201, one end of the end plate channel 201 is in a closed state, the other end of the end plate channel 201 is in an open state, when the contact heating plate works, the open end of the end plate 20 is communicated with a hot water circulation channel, hot water enters from the open end of one end plate 20, and due to the closed other end of the end plate 20, therefore, hot water enters the heating channel 103 through the communication hole 203 on the side of the end plate 20, then the hot water flows through the heating channel 103 along the length direction of the heating plate 10 and then enters the end plate channel 201 of the other end plate 20 through the communication hole 203 on the other end plate 20, because one end of the other end plate channel 201 is closed and the other end is open, the hot water flows out from the open end of the other end plate 20, the other end plate channel is composed of the end plate 20 and the heating plate 10, the whole structure is simple, the weight is more favorably reduced, the arrangement of the heating channel 103 and the end plate channel 201 can facilitate the hot water to flow through the whole structure, the heating plate 10 can be heated more uniformly, and meanwhile, the connection mode of the end plate 20 and the heating plate 10 can facilitate the processing and forming of the channels so as to reduce the processing cost.
Specifically, the communication hole 203 in the present embodiment may be a circular hole, and the circular hole is opened on the side wall of the heating plate 10, and the diameter of the circular hole coincides with the size of the end plate passage 201 in the vertical direction.
In a further alternative embodiment of this embodiment, the opening 407 of the open end of one of the two end plates 20 faces in a first direction and the opening 407 of the open end of the other end plate 20 faces in a second direction, the first direction being opposite to the second direction.
The inflow direction of hot water and hydrothermal outflow opposite direction in this embodiment, the S-shaped circulation that its can form say, not only can make the hot water circulation more smooth and easy, and it can also be so that being heated more even moreover for the hot plate intensifies more stably, can also promote the intensification efficiency and the promotion heat utilization rate of hot plate simultaneously.
In a further embodiment of the present embodiment, the heating plate 10 is a flat thin plate, and the heating plate 10 is made of an aluminum alloy.
In particular, the material to be dried during use is placed on a tray, which is placed on the upper surface of the heating plate 10.
In a further embodiment of the present embodiment, a plurality of flat heating channels 103 are provided inside the heating plate 10, and a partition 104 is provided between two adjacent heating channels 103.
The plurality of flat heating paths 103 in this embodiment are more advantageous for the circulation of hot water, and in addition, the flat heating paths 103 are more advantageous for heat exchange to improve the heating efficiency, and further, since the heating plate 10 needs to support the weight of the material, the partition plate 104 can play a role in enhancing the strength of the heating plate 10, and at the same time, can increase the thermal contact area of hot water in the circulation process.
Specifically, the partition 104 in this embodiment extends along the length direction of the heating plate 10, the top of the partition 104 is connected to the upper surface of the heating passage 103, and the bottom of the partition 104 is connected to the lower surface of the heating passage 103.
In a further implementation manner of the present embodiment, the end plate channel 201 extends to the end portions of the two ends of the end plate 20, the two ends of the end plate 20 are respectively provided with a first end plate connection block 30 and a second end plate connection block 40, the first end plate connection block 30 is connected with the first end of the end plate 20 for closing the first end of the end plate channel 201, the second end plate connection block 40 is connected with the second end of the end plate 20, the second end plate connection block 40 is provided with an opening 407, and the opening 407 is communicated with the second end of the end plate channel 201 to open the second end of the end plate channel 201.
The first and second end plate connection blocks 30 and 40 in this embodiment may facilitate the closing and opening of the end plate channels 201, and the first and second end plate connection blocks 30 and 40 may facilitate the installation and connection of the contact heating plates.
In a further embodiment of this embodiment, there are multiple heating plates 10, the upper surfaces of multiple heating plates 10 are located on the same plane to serve as a flat contact surface for contacting with a workpiece to be heated, and the side surfaces of every two adjacent heating plates 10 have a gap 101.
Since heating plate 10 expands with heat and contracts with cold during heating, the gap 101 between the sides of every two adjacent heating plates 10 can prevent the hot surfaces of the two adjacent heating plates from being squeezed during heating.
In a further possible embodiment of this embodiment, semicircular openings 102 are provided on both sides of the middle position of the heating plate 10.
In this embodiment, a circular hole is formed in the middle of heating plate 10 and between every two adjacent heating plates 10, and in the actual use process, a plurality of contact heating plates need to be arranged in multiple layers in the vertical direction, and the middle of heating plate 10 bears a large weight, so that a circular rod body along the vertical direction can be arranged in the circular hole, and the circular rod body is connected with heating plate 10 to reinforce the strength of the whole structure.
In a further implementation manner of this embodiment, the first end plate connection block 30 includes a first connection block body 301, one side of the first connection block body 301 is a first connection plane 306, the first connection plane 306 is used for connecting with the end surface of the heating plate 10, the other side surface of the first connection block body 301 is provided with a first bump 302, the top of the first connection block body 301 and the first bump 302 are provided with a first top through hole 304 correspondingly, one side surface of the first bump 302 away from the first connection plane 306 is provided with a first mounting hole 303, the second end plate connection block 40 includes a second connection block body 401, one side of the second connection block body 401 is a second connection plane 406, the second connection plane 406 is used for connecting with the end surface of the heating plate 10, the other side surface of the second connection block body 401 is provided with a second bump 402, the top of the second connection block body 401 and the second top through hole 404 is provided corresponding to the second bump 402, one side surface of the second bump 402 away from the second connection plane 406 is provided with a second mounting hole 403, and the opening 407 is provided on the second connection block body 401.
The first and second protrusions 302 and 402 in this embodiment may increase the installation position and the installation gap, and the first and second end plate connection blocks 30 and 40 may be structured to facilitate the installation and removal of the contact heating plate.
Furthermore, opening 407 in this embodiment is a kidney-shaped opening, first mounting bayonet 305 corresponding to the cross section of heating plate 10 is disposed on first connection plane 306, second mounting bayonet 405 corresponding to the cross section of heating plate 10 is disposed on second connection plane 406, first mounting bayonet 305 and second mounting bayonet 405 may be snapped into the end of heating plate 10 during mounting, which may facilitate mounting and positioning when first end plate connection block 30 and second end plate connection block 40 are connected to heating plate 10, and in addition, bottom surfaces of first mounting bayonet 305 and second mounting bayonet 405 may facilitate sealing with the end of heating plate 10.
In a further possible embodiment of the present embodiment, the end plate passage 201 is internally provided with a partition member 50 for partitioning the end plate passage 201.
This embodiment can separate into a plurality of passageways through wall part 50 with end plate passageway 201, and wall part 50 can select corresponding quantity as required, and it can realize hydrothermal tortuous flow, can promote heat absorption's efficiency, and then promotes intensification efficiency etc..
Specifically, the hot water enters the end plate passage 201 from the opening 407 of the open end of the end plate 20, enters the heating passage 103 from the communication hole 203 after being blocked by the blocking member 50, then flows into the end plate passage 201 of the other end plate 20, enters the other heating passage 103 again after encountering the blocking member 50 provided in the end plate passage 201 of the other plate 20, and returns to the end plate passage 201, and is circulated in this order in an ileum-like flow pattern.
In a further possible embodiment of the present embodiment, the partition member 50 is detachably mounted in the communication hole 203.
In this embodiment, the partition member 50 is easily installed by installing the partition member 50 in the communication hole 203.
In addition, the number of the end plate passages 201 in the present embodiment is at least two, and the partition plate 202 is provided between the adjacent end plate passages 201, and the partition plate 202 is provided with the through hole corresponding to the communication hole 203, and the partition plate 202 can increase the strength of the end plate 20, and in addition, when the partition member 50 is installed, the partition member 50 is inserted in the communication hole 203 and also passes through the through hole to the inner side surface to cut off the end plate passage 201, and the provision of the partition plate 202 can also improve the installation stability of the partition member 50.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
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 of the feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A contact heating plate of a lyophilization apparatus, comprising:
the heating plate is at least provided with a flat contact surface for contacting with a workpiece to be heated, a heating channel for circulating a heating medium is arranged in the heating plate along the length direction of the heating plate, and the heating channel extends to the end parts of two ends of the heating plate;
the heating plate comprises end plates, wherein end plate channels are arranged in the end plates along the length direction of the end plates, one ends of the end plate channels are in a closed state, the other ends of the end plate channels are in an open state, the number of the end plates is two, the side faces of the two end plates are respectively connected with the two ends of the heating plate, and communication holes communicated with the heating channels and the end plate channels are formed in the side faces of the end plates.
2. The contact heating plate of a lyophilization apparatus according to claim 1, wherein the open end of one of the two end plates is open in a first direction and the open end of the other end plate is open in a second direction, the first direction and the second direction being opposite.
3. Contact heating plate of a freeze drying apparatus according to claim 1, wherein the heating plate is a flat sheet and the heating plate is made of an aluminum alloy.
4. Contact heating plate of a freeze drying apparatus according to claim 3, wherein a plurality of flat heating channels are provided inside the heating plate, and a partition is provided at two adjacent heating channels.
5. The contact heating plate of a freeze-drying apparatus according to claim 1 or 2, wherein the end plate channel extends to end portions of both ends of the end plate, both ends of the end plate are respectively provided with a first end plate connecting block and a second end plate connecting block, the first end plate connecting block is connected with the first end of the end plate for sealing the first end of the end plate channel, the second end plate connecting block is connected with the second end of the end plate, the second end plate connecting block is provided with an opening, and the opening is communicated with the second end of the end plate channel to open the second end of the end plate channel.
6. The contact heating plate of a lyophilizing apparatus as set forth in claim 1, wherein the number of the heating plates is plural, the upper surfaces of the plural heating plates are located on the same plane to serve as a flat contact surface with a workpiece to be heated, and the side surfaces of every two adjacent heating plates have a gap.
7. Contact heating plate of a lyophilization apparatus according to claim 6, wherein semicircular openings are provided at both sides of the middle position of the heating plate.
8. The contact heating plate of a freeze-drying apparatus according to claim 5, wherein the first end plate connecting block includes a first connecting block body, one side of the first connecting block body is a first connecting plane, the first connecting plane is used for being connected with the end surface of the heating plate, the other side surface of the first connecting block body is provided with a first bump, the top of the first connecting block body is provided with a first top perforation corresponding to the first bump, a side surface of the first bump away from the first connecting plane is provided with a first mounting hole, the second end plate connecting block includes a second connecting block body, one side of the second connecting block body is a second connecting plane, the second connecting plane is used for being connected with the end surface of the heating plate, the other side surface of the second connecting block body is provided with a second bump, the top of the second connecting block body is provided with a second perforation top corresponding to the second bump, and a side surface of the second bump away from the second connecting plane is provided with a second mounting hole.
9. Contact heating plate of a lyophilization apparatus according to claim 5, wherein the inside of the end plate passage is provided with a blocking member for blocking the end plate passage.
10. Contact heating plate of a freeze drying apparatus according to claim 9, wherein the partition member is detachably installed in the communication hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222992645.0U CN218443023U (en) | 2022-11-10 | 2022-11-10 | Contact heating plate of freeze-drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222992645.0U CN218443023U (en) | 2022-11-10 | 2022-11-10 | Contact heating plate of freeze-drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218443023U true CN218443023U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222992645.0U Active CN218443023U (en) | 2022-11-10 | 2022-11-10 | Contact heating plate of freeze-drying equipment |
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| Country | Link |
|---|---|
| CN (1) | CN218443023U (en) |
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2022
- 2022-11-10 CN CN202222992645.0U patent/CN218443023U/en active Active
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| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yiqiang Inventor after: Xia Xiaojun Inventor after: Tian Yanhua Inventor after: Wu Panhui Inventor after: Xu Yiqing Inventor after: Liu Xiaolong Inventor before: Xia Xiaojun Inventor before: Liu Yiqiang Inventor before: Tian Yanhua Inventor before: Wu Panhui Inventor before: Xu Yiqing Inventor before: Liu Xiaolong |
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| CB03 | Change of inventor or designer information |