Multilayer constant-temperature drying oven

Abstract

The utility model discloses a multi-layer constant-temperature drying oven. In the utility model, the multi-layer constant-temperature drying oven comprises a box body, a plurality of layers of heating chambers are arranged in the box body; the number of the heating devices is the same as that of the heating chambers, and the heating devices and the heating chambers are arranged in a one-to-one correspondence mode; each heating device comprises a hot air pump arranged outside the heating chamber, a main flow pipeline connected with the hot air pump and a plurality of branch flow pipelines connected with the main flow pipeline, and the branch flow pipelines are arranged in the heating chamber and exhaust hot air to the heating chamber; the number of the box doors is the same as that of the heating chambers, and the box doors seal the heating chambers; the number of the placing devices is the same as that of the heating chambers; each placing device comprises a storage rack, a transmission rod fixedly connected with the storage rack and a motor arranged outside the heating chamber, the storage racks are arranged in the heating chamber, and the motor drives the transmission rods to rotate. And multi-temperature use can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of ovens, in particular to a multi-layer constant temperature oven. Background Art

[0002] The oven shell is generally made of thin steel plate with a paint finish, and the working room is made of high-quality structural steel plate. The space between the shell and the working room is filled with aluminum silicate fiber. The heater is installed at the bottom, and can also be placed on the top or both sides. The working principle of the constant temperature drying box is to heat and circulate the air through the heating system and ventilation system to achieve a stable temperature and humidity environment. Its control system can achieve precise control of the environment by adjusting parameters.

[0003] The constant temperature ovens on the market are all instruments that can only maintain a single temperature, and cannot meet the needs of multiple temperature constants in the research and development stage. For example, if an experimenter needs to conduct experiments at five temperatures at the same time, five independent ovens are needed, which increases the cost of space, time and instruments, and increases the operator's operating time and energy. In addition, the amount of experimental reagents for each condition in the research and development stage is small, and the use efficiency of a single oven is low. Utility Model Content

[0004] The utility model aims to provide a multi-layer constant temperature oven so as to realize multi-temperature use.

[0005] In order to solve the above technical problems, the embodiment of the utility model provides a multi-layer constant temperature oven, comprising:

[0006] A box body, wherein the box body has a multi-layer heating chamber;

[0007] A plurality of groups of heating devices, the number of the heating devices is the same as the number of the heating chambers, and they are arranged one by one; each of the heating devices comprises: a hot air pump arranged outside the heating chamber, a mainstream pipe connected to the hot air pump, and a plurality of branch pipes connected to the mainstream pipes, the branch pipes being arranged in the heating chamber to discharge hot air to the heating chamber; each of the hot air pumps heats the airflow to form an airflow at a preset temperature;

[0008] A plurality of doors, the number of which is the same as the number of the heating chambers and which are arranged in a one-to-one correspondence to close the heating chambers; and

[0009] A plurality of placement devices, the number of the placement devices is the same as the number of the heating chambers, and are arranged one by one; each of the placement devices comprises: a storage rack, a transmission rod fixedly connected to the storage rack, and a motor arranged outside the heating chamber, the storage rack is arranged in the heating chamber, and the motor drives the transmission rod to rotate.

[0010] Compared with the prior art, the embodiment of the utility model is provided with multiple layers of heating chambers and multiple heating devices, and each heating chamber corresponds to a heating device to heat the airflow to form a hot airflow, so as to provide the required temperature in each heating chamber according to demand, and can achieve heating at different temperatures at the same time, reduce costs, reduce the operating time and energy of operators, and improve the use efficiency of a single oven.

[0011] In one embodiment, the branch pipe is provided with a plurality of nozzles arranged along the extension direction of the branch pipe, and at least some of the nozzles are oriented in different directions.

[0012] In one embodiment, the branch flow pipes are arranged on the top and bottom surfaces of the heating chamber, and the spraying direction of some of the nozzles is perpendicular to the horizontal plane.

[0013] In one embodiment, a plurality of spacers arranged at intervals are arranged in the branch pipe.

[0014] In one embodiment, each of the hot air pumps is arranged outside the area corresponding to the heating chamber;

[0015] The heating chamber is provided with an air intake port which is connected to the hot air pump through a drainage pipe.

[0016] In one embodiment, a heating plate is disposed in each of the heating chambers.

[0017] In one embodiment, the heating plate is disposed on a back plate of the heating chamber.

[0018] In one embodiment, the storage rack has a plurality of racks, and the racks are arranged around the transmission rod;

[0019] Each of the storage racks comprises a frame body with a storage slot, and a mesh cover covering the storage slot, and the mesh cover is connected to the frame body through a lock.

[0020] In one embodiment, the multi-layer constant temperature oven further includes a plurality of thermometers, the number of the thermometers is the same as the number of the heating chambers, and the thermometers are arranged in a one-to-one correspondence; and a control panel is arranged outside the box.

[0021] In one embodiment, the corner ends of the bottom of the box are provided with anti-slip feet. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of a multi-layer constant temperature oven according to one embodiment of the utility model;

[0023] Figure 2 It is a schematic diagram of the internal structure of a multi-layer constant temperature oven according to one embodiment of the utility model;

[0024] Figure 3It is a top view of a multi-layer constant temperature oven according to one embodiment of the utility model;

[0025] Figure 4 It is a schematic diagram of the internal structure of the branch pipe according to one embodiment of the utility model;

[0026] Figure 5 It is a structural schematic diagram of a frame and a mesh cover according to an embodiment of the utility model;

[0027] 100. Multi-layer constant temperature oven; 1. Box body; 10. Heating chamber; 2. Heating device; 3. Box door; 41. Storage rack; 42. Transmission rod; 43. Motor; 21. Hot air pump; 22. Branch pipe; 23. Main pipe; 24. Spacer; 25. Nozzle; 5. Heating plate; 6. Thermometer; 7. Control panel; 8. Anti-slip foot support; 9. Drainage pipe; 90. Air inlet; 411. Frame; 412. Net cover; 413. Storage slot. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model clearer, the various embodiments of the utility model will be described in detail below with reference to the accompanying drawings. However, it can be understood by those skilled in the art that in the various embodiments of the utility model, many technical details are provided in order to enable readers to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical schemes claimed for protection in the claims of the present application can be implemented.

[0029] Unless the context requires otherwise, throughout the specification and claims, the word "comprise" and variations such as "include" and "have" should be construed in an open, inclusive sense, ie, should be interpreted as "including, but not limited to."

[0030] The following will be combined with the accompanying drawings to describe the various embodiments of the present invention in detail, so as to more clearly understand the purpose, characteristics and advantages of the present invention. It should be understood that the embodiments shown in the accompanying drawings are not intended to limit the scope of the present invention, but are only intended to illustrate the essential spirit of the technical solution of the present invention.

[0031] References throughout the specification to "one embodiment" or "an embodiment" indicate that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of "in one embodiment" or "in an embodiment" in various places throughout the specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any manner in one or more embodiments.

[0032] As used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and / or" unless the context clearly dictates otherwise.

[0033] In the following description, in order to clearly demonstrate the structure and working mode of the utility model, many directional words will be used for description, but the words "front", "back", "left", "right", "outside", "inside", "outward", "inward", "up", "down", etc. should be understood as convenient terms and should not be understood as restrictive terms.

[0034] Embodiments of the present invention are described below with reference to the accompanying drawings.

[0035] The embodiment of the utility model provides a multi-layer constant temperature oven 100. Figure 1 , Figure 2 , Figure 3As shown, the multi-layer constant temperature oven 100 includes: a box body 1, multiple groups of heating devices 2, multiple doors 3 and multiple placement devices. The box body 1 has a multi-layer heating chamber 10. The box body 1 is made of high-quality materials and has good sealing performance, which can effectively avoid the influence of the external environment on the sample processing. The number of heating devices 2 is the same as the number of heating chambers 10, and they are arranged one by one. Each heating device 2 includes: a hot air pump 21 arranged outside the heating chamber 10, a mainstream pipeline 23 connected to the hot air pump 21, and a branch pipeline 22 connected to multiple mainstream pipelines 23, and the branch pipeline 22 is arranged in the heating chamber 10 to discharge hot air to the heating chamber 10. The airflow temperature heated by the hot air pump 21 corresponding to each heating chamber 10 may be different or the same, and can be arbitrarily set within 0-300°C. The implementation of any temperature is mainly to heat the airflow to the set temperature by adjusting the hot air pump 21, such as some are heated to 50°C, some are heated to 60°C, and some are heated to 80°C. Different types of hot air pumps can be set, so that some hot air pumps heat the air flow temperature range of 30°-40°C, some hot air pumps heat the air flow temperature range of 40°C-50°C, and some hot air pumps heat the air flow temperature range of 50°-60°C, etc., as needed. The hot air pumps can also be the same, and the required hot air flow temperature can be adjusted as needed. The number of cabinet doors 3 is the same as the number of heating chambers 10, and they are set one by one to close the heating chamber 10. The cabinet door 3 is hingedly connected to the box body 1 through a hinge shaft. The number of placement devices is the same as the number of heating chambers 10, and they are set one by one. Each placement device includes: a shelf 41, a transmission rod 42 fixedly connected to the shelf 41, and a motor 43 arranged outside the heating chamber 10, the shelf 41 is arranged in the heating chamber 10, and the motor 43 drives the transmission rod 42 to rotate. Specifically, a main gear can be provided on the motor 43, and a sub-gear meshing with the main gear can be provided on the transmission rod 42. The main gear is driven to drive the sub-gear, and the sub-gear rotates to drive the transmission rod 42. A support rod is provided in the heating chamber 10 to support the transmission rod 42, and the transmission rod 42 rotates with the support rod.

[0036] A multi-layer heating chamber 10 and a plurality of heating devices 2 are provided, and each heating chamber 10 corresponds to a different heating device to heat the airflow to form a hot airflow, so as to provide the required temperature in each heating chamber according to the demand, and can achieve heating at different temperatures at the same time, reduce costs, reduce the operating time and energy of operators, and improve the use efficiency of a single oven. A multi-layer heating chamber 10 is provided, and each heating chamber 10 works independently, so that a single oven can be operated at multiple temperatures at the same time, improving work efficiency and instrument costs.

[0037] Furthermore, if Figure 1 , Figure 2 , Figure 3 As shown, the branch pipe 22 is provided with a plurality of nozzles 25 arranged along the extending direction of the branch pipe 22, and at least some of the nozzles 25 are oriented in different directions.

[0038] Furthermore, if Figure 1 , Figure 2 , Figure 3 As shown, branch pipes 22 are provided on the top and bottom surfaces of the heating chamber 10, and the spraying directions of some nozzles 25 are perpendicular to the horizontal plane.

[0039] Furthermore, if Figure 2 , Figure 4 As shown, a plurality of spacers 24 are arranged at intervals in the branch pipe 22. The spacers 24 can interfere with the flow of hot air, slowing down its speed, so that the hot air stays longer in the heating chamber 10. The spacers 24 can be wavy and curved, which can better interfere with the flow of hot air.

[0040] In this embodiment, if Figure 2 , Figure 3 As shown, each hot air pump is arranged outside the corresponding area of ​​the heating chamber 10, and the heating chamber 10 is provided with an air inlet 90 connected to the hot air pump through a drainage pipe 9. The air inlet 90 can absorb air, and the hot air pump 21 heats the air through the drainage pipe 9 and then sends it into the heating chamber 10.

[0041] Furthermore, if Figure 2 , Figure 3 As shown, each heating chamber 10 is provided with a heating plate 5, which can be an aluminum alloy heating plate 5, and has a heating wire inside. The heating plate 5 is powered by an external power supply, so that the heating plate 5 generates heat to heat the heating chamber 10.

[0042] Furthermore, if Figure 2 , Figure 3 As shown, the heating plate 5 is arranged on the back plate of the heating chamber 10 .

[0043] In one embodiment, if Figure 2 , Figure 5 As shown, there are a plurality of racks 41, which are arranged around the transmission rod 42. Each rack 41 includes a frame body 411 with a storage slot 413, and a mesh cover 412 covering the storage slot 413, and the mesh cover 412 is connected to the frame body 411 through a lock. The mesh cover 412 covers the items placed in the storage slot 413, and the items are dumped out during the rotation process.

[0044] In one embodiment, if Figure 1 As shown, the multi-layer constant temperature oven 100 further includes a plurality of thermometers 6, the number of which is the same as the number of the heating chambers 10, and they are arranged one by one. A control panel 7 is arranged outside the box body 1. The control panel 7 can be connected to the motor 43, the hot air pump 21 and the heating plate 5 to control the opening and closing of the motor 43, the hot air pump 21 and the heating plate 5. The control panel 7 can be a touch screen display.

[0045] In one embodiment, if Figure 1 , Figure 2 As shown, the corner ends of the bottom of the box body 1 are all provided with anti-skid foot supports 8, that is, the four corner ends are all provided with anti-skid foot supports 8.

[0046] The box body 1 is also equipped with a professional ventilation system, such as an exhaust fan is arranged on each heating chamber 10 to exhaust air to the outside. The generated moisture can be quickly discharged, the drying efficiency is improved, and time is saved.

[0047] The implementation details of this embodiment are described in detail below. The following content is only provided for easy understanding of the implementation details and is not necessary for implementing this solution.

[0048] Preferred embodiments of the present invention have been described in detail above, but it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide further embodiments.

[0049] These and other changes can be made to the embodiments in light of the above detailed description.In general, in the claims, the terms used should not be considered limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which these claims are entitled.

[0050] An inspection door is also provided on the box body 1, and the inspection door is provided to facilitate the user to carry out inspection. The box body 1 is made of heat-insulating material.

[0051] The implementation details of this embodiment are described in detail below. The following content is only provided for easy understanding of the implementation details and is not necessary for implementing this solution.

[0052] Preferred embodiments of the present invention have been described in detail above, but it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide further embodiments.

[0053] These and other changes can be made to the embodiments in light of the above detailed description.In general, in the claims, the terms used should not be considered limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which these claims are entitled.

[0054] The box body is also provided with an inspection door, through which the user can conveniently inspect and repair. The box body is made of heat-insulating material.

[0055] Those skilled in the art will appreciate that the above-mentioned embodiments are specific examples for implementing the present invention, and in actual applications, various changes may be made thereto in form and detail without departing from the spirit and scope of the present invention.

Claims

1. A multi-layer constant temperature oven, characterized in that: include: A box body, wherein the box body has a multi-layer heating chamber; A plurality of groups of heating devices, the number of the heating devices is the same as the number of the heating chambers, and they are arranged one by one; each of the heating devices comprises: a hot air pump arranged outside the heating chamber, a mainstream pipe connected to the hot air pump, and a plurality of branch pipes connected to the mainstream pipes, the branch pipes being arranged in the heating chamber to discharge hot air to the heating chamber; each of the hot air pumps heats the airflow to form an airflow at a preset temperature; A plurality of doors, the number of which is the same as the number of the heating chambers and which are arranged in a one-to-one correspondence to close the heating chambers; and A plurality of placement devices, the number of the placement devices is the same as the number of the heating chambers, and are arranged one by one; each of the placement devices comprises: a storage rack, a transmission rod fixedly connected to the storage rack, and a motor arranged outside the heating chamber, the storage rack is arranged in the heating chamber, and the motor drives the transmission rod to rotate.

2. The multi-layer constant temperature oven according to claim 1, characterized in that: The branch pipe is provided with a plurality of nozzles arranged along the extending direction of the branch pipe, and at least some of the nozzles are oriented in different directions.

3. The multi-layer constant temperature oven according to claim 2, characterized in that: The branch flow pipes are arranged on the top and bottom surfaces of the heating chamber, and the spraying directions of some of the nozzles are perpendicular to the horizontal plane.

4. The multi-layer constant temperature oven according to claim 2, characterized in that: A plurality of spacers arranged at intervals are arranged in the branch pipe.

5. The multi-layer constant temperature oven according to claim 1, characterized in that: Each of the hot air pumps is arranged outside the area corresponding to the heating chamber; The heating chamber is provided with an air intake port which is connected to the hot air pump through a drainage pipe.

6. The multi-layer constant temperature oven according to claim 5, characterized in that: A heating plate is arranged in each of the heating chambers.

7. The multi-layer constant temperature oven according to claim 6, characterized in that: The heating plate is arranged on the back plate of the heating chamber.

8. The multi-layer constant temperature oven according to claim 1, characterized in that: The storage racks are multiple and are arranged around the transmission rod; Each of the storage racks comprises a frame body with a storage slot, and a mesh cover covering the storage slot, and the mesh cover is connected to the frame body through a lock.

9. The multi-layer constant temperature oven according to claim 1, characterized in that: The multi-layer constant temperature oven further comprises a plurality of thermometers, the number of which is the same as the number of the heating chambers and which are arranged in one-to-one correspondence; a control panel is arranged outside the box body.

10. The multi-layer constant temperature oven according to claim 1, characterized in that: The corner ends of the bottom of the box are all provided with anti-skid foot supports.

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