CN221227760U - Encircling type heating structure - Google Patents
Encircling type heating structure Download PDFInfo
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- CN221227760U CN221227760U CN202323084855.0U CN202323084855U CN221227760U CN 221227760 U CN221227760 U CN 221227760U CN 202323084855 U CN202323084855 U CN 202323084855U CN 221227760 U CN221227760 U CN 221227760U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 160
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 14
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 10
- 101000629937 Homo sapiens Translocon-associated protein subunit alpha Proteins 0.000 description 7
- 102100026231 Translocon-associated protein subunit alpha Human genes 0.000 description 7
- 239000002184 metal Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses an encircling heating structure, and belongs to the technical field of resistance heating; comprising a heating element; a heating jacket to which the heating element is mounted, the heating jacket comprising a first jacket and a second jacket connected by a detachable member; the butt joint surfaces of the first sheath and the second sheath are arc structures matched with the outer surface of the object to be heated, and after the butt joint of the first sheath and the second sheath, a channel for wrapping the object to be heated is formed between the first sheath and the second sheath; the heating electrical system is used for controlling the on-off of a circuit where the heating element is positioned; and the heating control system is used for controlling the working state of the heating electrical system. The utility model has the advantages that: the heating sheath adopting the splicing mode is more beneficial to the enclasping installation of the object to be heated; the arrangement of the heating elements and the temperature sensor positions on the heating jacket facilitates faster and more uniform heat conduction and monitoring; in addition, the heating electrical system and the heating control system can set a specific temperature and stably maintain the heating jacket within this temperature range.
Description
Technical Field
The utility model belongs to the technical field of resistance heating, and particularly relates to an encircling type heating structure.
Background
The metal bellows assembly is widely used in a plurality of scenes and fields based on excellent performances of self sealing connection, temperature sensing, pressure sensing and flow control. In performing pipe product testing, temperature testing is an essential item in the reliability testing of the product environment. While the high temperature test is a reliability test conducted to simulate the high temperature conditions of the product during storage, assembly and use. The purpose of the high temperature test is to determine the suitability and durability of the equipment, parts for storage and working under high temperature conditions for storage, use.
The existing testing method or device only carries out pressure test on the metal corrugated pipe assembly at room temperature, is limited to show the service life of the product in a conventional environment, but does not have a specific heating device capable of providing high temperature at present according to actual use conditions. Therefore, there is a need to develop a heating device suitable for a method of testing the life of a pipe in a sealed state, for solving the above-mentioned problems.
Disclosure of utility model
The utility model aims to meet the actual demands and provides an encircling type heating structure which is convenient for uniformly heating objects to be heated.
In order to achieve the above object, the present utility model provides an encircling heating structure, which is encircling an outer wall of an object to be heated, and provides heat energy for the object to be heated by heat exchange, and includes a heating element; further comprises: a heating jacket to which the heating element is mounted, the heating jacket comprising a first jacket and a second jacket connected by a detachable component; the butt joint surfaces of the first sheath and the second sheath are arc structures matched with the outer surface of the object to be heated, and after the butt joint of the first sheath and the second sheath, a channel for wrapping the object to be heated is formed between the first sheath and the second sheath;
the heating electrical system is used for controlling the on-off of a circuit where the heating element is positioned;
the heating control system is used for controlling the working state of the heating electrical system; wherein:
The heating control system is connected with the heating element through a heating electrical system.
In the scheme of the encircling heating structure, the object to be heated is hollow and cylindrical, the shaft sections of the first sheath and the second sheath are arc-shaped, and the detachable parts are bolts and nuts.
In the scheme of the encircling heating structure, the heating element is a heating resistance wire or an infrared heating sheet.
In the scheme of the encircling heating structure, a temperature sensor is arranged on the heating sheath, and the temperature sensor is connected with the IO port of the heating control system through a data line.
In the above scheme of the encircling heating structure, the first sheath and the second sheath have the same structure, and are symmetrically arranged on the upper side and the lower side of the object to be heated, or on the front side and the rear side.
In the scheme of the encircling heating structure, at least four heating elements are respectively arranged on the first sheath and the second sheath.
In the scheme of the encircling heating structure, the temperature sensor is arranged at the middle position of the heating sheath, and the upper sheath or the lower sheath is respectively provided with two temperature sensors.
In the scheme of the encircling heating structure, the heating electrical system comprises a solid-state relay for controlling the on-off of the heating element.
In the scheme of the encircling heating structure, the heating control system comprises a temperature controller connected to the solid state relay.
In the scheme of the encircling heating structure, the model of the temperature sensor is K-type M6; the model number of the solid state relay is DELIXI CDG-1 DA/20A; the temperature controller is of the type ohm dragon E5CC-QX2DSM000.
The application has the advantages and positive effects that:
Based on the technical scheme, the heating sheath adopting the splicing mode is more beneficial to enclasping and installation of objects to be heated, and on the other hand, the processing difficulty is reduced, and more parts are prevented from being disassembled in the maintenance process; the placement of the heating element locations on the heating jacket facilitates faster and more uniform heat conduction; the position of the temperature sensor on the heating sheath is convenient to monitor, and the measured data is more reliable; in addition, the heating electrical system and the heating control system can set a specific temperature and stably maintain the heating jacket within this temperature range.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an encircling heating structure according to an embodiment of the present utility model;
FIG. 2 illustrates a circuit diagram of a heating electrical system provided by an embodiment of the present utility model;
Fig. 3 shows a circuit diagram of a heating control system provided by an embodiment of the present utility model.
In the figure, 1, a heating jacket; 2. a heating element; 3. heating an electrical system; 4. a heating control system; 5. a temperature sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
All numerical designations such as temperature, length, flow, including range, are approximations. It is to be understood that the term "about" is not always preceded by the explicit recitation of all numerical designations.
In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.
Examples
The utility model provides an encircling heating structure, which uses a metal corrugated pipe assembly as an object to be heated for relevant description, wherein the metal corrugated pipe assembly is arranged in a sealing cavity to avoid environmental influence, and is encircling on the outer wall of the sealing cavity as shown in fig. 1, and provides heat energy for the sealing cavity in a heat exchange mode, and the encircling heating structure comprises a heating element 2 and further comprises:
A heating sheath 1 mounting a heating element 2, said heating sheath 1 comprising a first sheath and a second sheath connected by a detachable part; the butt joint surfaces of the first sheath and the second sheath are arc-shaped structures matched with the outer surface of the sealing cavity, and after the butt joint of the first sheath and the second sheath, a channel wrapping the sealing cavity is formed between the first sheath and the second sheath; a heating electrical system 3 for controlling the on-off of the circuit where the heating element 2 is located; a heating control system 4 for controlling the operation state of the heating electric system 3; wherein: the heating control system 4 is connected to the heating element 2 via a heating electrical system 3.
The sealing cavity is cylindrical, and correspondingly, the shaft sections of the first sheath and the second sheath are circular arc-shaped, and the detachable part can be a bolt and a nut.
The heating jacket 1 is arranged around the object to be heated, so that the heating efficiency is improved; specifically, the first sheath and the second sheath have the same structure, are symmetrically arranged at the upper side and the lower side of the sealing cavity or at the front side and the rear side of the sealing cavity, and are divided into two parts for detachable connection; the application adopts a splicing mode to realize the enclasping heating of the sealing cavity, only the first sheath and the second sheath are fastened on the outer wall of the sealing cavity, and then the first sheath and the second sheath are connected by the fastener, so that the tight fitting of the first sheath and the second sheath can be ensured, the disassembly and the assembly are more convenient, the disassembly difficulty is greatly reduced, the conventional bolt and the nut are used for matching, the subsequent disassembly and the maintenance are easy, and more parts are avoided to be disassembled in the maintenance process.
The heating element 2 may be a heating resistance wire or a heating resistance sheet, the heating element 2 may be symmetrically disposed on the upper sheath and the lower sheath, and the upper sheath or the lower sheath respectively includes at least 4 heating elements, preferably, the heating element 2 may be disposed at an edge of the sheath, so as to facilitate heat conduction from the edge of the sheath to the middle part.
The upper sheath and the lower sheath of the heating sheath 1 are respectively provided with a temperature sensor 5, specifically, the temperature sensors 5 are arranged at the middle positions of the sheaths, and the temperature sensors 5 are connected with the IO ports of the heating control system 4 through data lines. The upper sheath or the lower sheath respectively at least comprises 2 temperature sensors 5, and the data measured by the temperature sensors 5 arranged in the middle represent the actual heat conduction level. Wherein the model of the temperature sensor is K-type M6, and the temperature range is 0-400 ℃.
Furthermore, the heating element 2 and the temperature sensor 5 can be attached to the heating jacket 1 by means of screws.
It should be noted that, the heating element 2 and the temperature sensor 5 are disposed on the heating jacket 1, so that firstly, in order to make the object to be heated uniformly, the phenomenon that the local temperature is too high or too low caused in the heat conduction process of the heating element is avoided, and secondly, the situation that the heating element 2 and the temperature sensor 5 need to be installed in a hole or other manners is avoided, the structure of the object to be heated is damaged, and the tightness or the integrity of the structure is affected.
The heating electric system and the heating control system will be described below by taking the heating element 2 as a heating resistance wire as an example.
Specifically, as shown in fig. 2, a heating electrical system is shown, and an alternating current power supply is connected with a solid state relay SSR1 and a heating resistance wire R1 to form a closed loop; the closed loop is also provided with a power switch Q1, after the power switch is closed, a 220V alternating current power supply outputs and supplies power to the heating resistance wire R1 through the solid state relay SSR1, and the solid state relay SSR1 is used as a switch for heating the resistance wire R1 to control the start and stop of heating action. The model number of the solid state relay is DELIXI CDG-1 DA/20A.
Specifically, as shown in fig. 3, the heating control system comprises a temperature controller connected to a solid state relay SSR 1. Specifically, the temperature sensor TT1 for converting temperature into an electric signal is connected to a temperature controller. The temperature controller is of the type ohm dragon E5CC-QX2DSM000.
The A1 terminal of the solid state relay SSR1 is connected with the pin 1 of the temperature controller, a heating button 01 is arranged on a connecting line, and the A2 terminal of the solid state relay SSR1 is connected with the pin 2 of the temperature controller; the pins 5 and 6 of the temperature controller are connected with a temperature sensor TT1; the ac power supplies the dc power supply PS0, and the dc power supply PS0 outputs low-voltage dc power to the pins 11 and 12 of the thermostat in the heating control system.
When the heating button 01 is closed, the heating button 01 realizes mechanical self-locking, the temperature controller is conducted, the temperature sensor TT1 continuously detects the actual temperature of the object to be heated by the heating wire R1 in the heating process, the temperature controller adopts the PTD mode to control heating, the heating output state is adjusted in real time in the allowable fluctuation range of the temperature controller until the temperature is heated to the set temperature of the test requirement, and the controlled temperature fluctuation range can be adjusted by adjusting the parameters of the temperature controller.
When the temperature value measured by the temperature sensor TT1 is smaller than the related parameter, the temperature controller is continuously conducted, so that the solid state relay SSR1 is conducted, the output end is electrified by adding the heat resistance wire R1, and the heating action is continued; when the temperature value measured by the temperature sensor TT1 is larger than the related parameter, the temperature controller stops conducting, no current exists in the solid state relay SSR1, and the heating resistance wire R1 stops working.
Correspondingly, a fuse FU1 may be added to the heating control system 4 for overload protection.
In addition, the heating electrical system 3 and the heating control system 4 can be connected in parallel, for example, 3 heating electrical systems can be used for simultaneously heating different objects to be heated or simultaneously heating the same object to be heated, so that the heating efficiency is improved.
Based on the device, the purpose of uniform heating can be achieved, the heating temperature is controlled to be maintained at a set value, and meanwhile, heating tests of different objects to be heated are carried out.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. An encircling heating structure encircling the outer wall of a to-be-heated object and providing heat energy for the to-be-heated object in a heat exchange mode comprises a heating element (2); characterized by further comprising:
A heating sheath (1) mounting a heating element (2), the heating sheath (1) comprising a first sheath and a second sheath connected by a detachable part; the butt joint surfaces of the first sheath and the second sheath are arc structures matched with the outer surface of the object to be heated, and after the butt joint of the first sheath and the second sheath, a channel for wrapping the object to be heated is formed between the first sheath and the second sheath;
The heating electrical system (3) is used for controlling the on-off of a circuit where the heating element (2) is positioned;
A heating control system (4) for controlling the operation state of the heating electric system (3); wherein:
the heating control system (4) is connected with the heating element (2) through the heating electrical system (3).
2. The encircling heating structure according to claim 1, wherein the object to be heated is hollow cylindrical, the axial sections of the first sheath and the second sheath are circular arc-shaped, and the detachable parts are bolts and nuts.
3. The encircling heating structure according to claim 1, wherein the heating element is a heating resistance wire or a heating resistance sheet.
4. The encircling heating structure according to claim 1, characterized in that the heating sheath (1) is provided with a temperature sensor (5), and the temperature sensor (5) is connected with an IO port of the heating control system (4) through a data line.
5. The encircling heating structure according to claim 2, wherein the first sheath and the second sheath have the same structure and are symmetrically disposed on the upper and lower sides or the front and rear sides of the object to be heated.
6. Encircling heating structure according to claim 2, characterized in that the first and second jackets are each fitted with at least four heating elements (2).
7. Encircling heating structure according to claim 4, characterized in that the temperature sensor (5) is arranged in the middle of the heating jacket, and that at least two temperature sensors (5) are respectively arranged on the upper jacket and the lower jacket.
8. Encircling heating structure according to claim 4, characterized in that the heating electrical system (3) comprises a solid state relay controlling the switching of the heating element (2).
9. Encircling heating structure according to claim 8, characterized in that the heating control system (4) comprises a thermostat connected to a solid state relay.
10. Encircling heating structure according to claim 9, characterized in that the temperature sensor (5) is of the type K M6; the model number of the solid state relay is DELIXI CDG-1 DA/20A; the temperature controller is of the type ohm dragon E5CC-QX2DSM000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323084855.0U CN221227760U (en) | 2023-11-15 | 2023-11-15 | Encircling type heating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323084855.0U CN221227760U (en) | 2023-11-15 | 2023-11-15 | Encircling type heating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221227760U true CN221227760U (en) | 2024-06-25 |
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ID=91579468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323084855.0U Active CN221227760U (en) | 2023-11-15 | 2023-11-15 | Encircling type heating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221227760U (en) |
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2023
- 2023-11-15 CN CN202323084855.0U patent/CN221227760U/en active Active
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