Slotted mica coil heating device

Abstract

The utility model discloses a slotted mica coil heating device, which relates to the technical field of heating coils and comprises a slotted heating coil body and a clamping component, the clamping component is mounted on the outer side of a valve, and the heating coil body is sleeved on the outer side of the clamping component; and the heating ring body is electrically connected with the power supply and the PLC. The inner side of the clamping assembly is attached to the valve, the outer side of the clamping assembly is connected with the heating ring body, the heating area of the heating ring body on the valve is increased, and the heating efficiency is higher; the heating ring body is provided with the notch, the heating ring body can be installed on the outer side of the clamping assembly and clamped through the notch, no additional fastening device needs to be arranged, and installation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of heating coils, in particular to a slotted mica coil heating device. Background Art

[0002] As an efficient heating element, the slotted mica coil heating device plays an increasingly important role in modern industry. It utilizes the excellent properties of mica materials and combines advanced heating technologies to provide stable and reliable heating solutions for many industries. However, the existing slotted mica coil heating devices in the prior art are difficult to fit the structure at the valve, resulting in low heating efficiency and poor heating effect.

[0003] Therefore, how to provide a brand-new slotted mica coil heating device that can fit the structure at the valve to improve the heating efficiency has become a technical problem that needs to be solved urgently by those skilled in the art. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a slotted mica coil heating device to solve the problem that the existing heating coil is difficult to fit the valve structure.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A slotted mica coil heating device of the utility model includes a slotted heating coil body and a clamping component. The clamping component is installed on the outside of the valve, and the heating coil body is sleeved on the outside of the clamping component. The heating coil body is electrically connected to a power supply and a PLC controller.

[0007] Preferably, the heating coil body includes a housing, a high-temperature resistant mica plate, a heating element, and a terminal. The heating element is arranged between two high-temperature resistant mica plates. The high-temperature resistant mica plate is arranged inside the housing, and the terminal is arranged outside the housing. The heating element is electrically connected to the power supply and the PLC controller through the terminal.

[0008] Preferably, a ceramic insulating ring is sleeved outside the terminal.

[0009] Preferably, the clamping component includes a clamping component one and a clamping component two.

[0010] Preferably, a first groove is opened on the connection surface between the clamping component one and the clamping component two. A valve through-hole is opened in the first groove, and a plurality of connection holes are opened around the clamping component one.

[0011] Preferably, a second groove is formed on the connecting surface of the second clamping component and the first clamping component. A plurality of connecting holes are formed around the connecting surface of the second clamping component. The first clamping component and the second clamping component are connected by bolts passing through the corresponding connecting holes.

[0012] Preferably, the length of the clamping component is not less than the length of the heating coil body.

[0013] Preferably, the outer diameter of the clamping component is larger than the inner diameter of the heating coil body.

[0014] Compared with the prior art, the beneficial technical effects of the present utility model are as follows:

[0015] A slotted mica ring heating device of the present utility model includes a slotted heating coil body and a clamping component. The clamping component includes a first clamping component and a second clamping component. The heating coil body includes a housing, a high-temperature resistant mica plate, a heating element, a terminal and a ceramic insulating ring, and is provided with a notch. The first clamping component is provided with a first groove and a valve through hole. The second clamping component is provided with a second groove.

[0016] 1) By providing a clamping component, with a structure where the inner side fits the valve and the outer side is connected to the heating coil body, the heating area is increased.

[0017] 2) The heating coil body is provided with a notch, through which the heating coil can be installed on the outer side of the clamping component and clamped tightly, without the need to add additional fastening devices, and the installation is convenient.

[0018] In this application, a clamping component is provided, with a structure where the inner side fits the valve and the outer side is connected to the heating coil body, which increases the heating area of the heating coil body at the valve, and the heating efficiency is higher. The heating coil body is provided with a notch, through which the heating coil body can be installed on the outer side of the clamping component, and the installation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present utility model will be further described below with reference to the accompanying drawings.

[0020] Figure 1 It is a schematic diagram of the slotted mica ring heating device of the present utility model;

[0021] Figure 2 It is a schematic diagram of the heating coil main body of the present utility model;

[0022] Figure 3 It is a sectional view of the heating coil main body of the present utility model;

[0023] Figure 4 It is a schematic diagram of the first clamping component of the present utility model;

[0024] Figure 5 It is a schematic diagram of the second clamping component of the present utility model.

[0025] Description of the reference numerals: 1. Heating coil body; 2. First clamping component; 3. Second clamping component; 4. Valve; 101. Outer shell; 102. High-temperature resistant mica plate; 103. Heating element; 104. Terminal; 105. Ceramic insulating ring; 201. First groove; 202. Valve through-hole; 301. Second groove; 401. Valve body; 402. Connecting rod; 403. Handle. Detailed implementation manners

[0026] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0027] As Figures 1-5 shown, a grooved mica coil heating device includes a grooved heating coil body 1 and a clamping component. The clamping component is installed outside the valve 4, and the heating coil body 1 is sleeved outside the clamping component; the heating coil body 1 is electrically connected to a power supply and a PLC controller.

[0028] Specifically, the heating coil body 1 includes an outer shell 101, a high-temperature resistant mica plate 102, a heating element 103 and a terminal 104; the heating element 103 is arranged between the two high-temperature resistant mica plates 102, the high-temperature resistant mica plate 102 is arranged inside the outer shell 101, the terminal 104 is arranged outside the outer shell 101, and the heating element 103 is electrically connected to the power supply and the PLC controller through the terminal 104; the high-temperature resistant mica plate 102 has excellent high-temperature insulation performance and still has good toughness and elasticity under high-temperature working conditions, which can avoid electric leakage.

[0029] Specifically, a ceramic insulating ring 105 is sleeved outside the terminal 104; the ceramic insulating ring 105 plays an insulating role to prevent the outer shell 101 from being electrified and avoid electric leakage accidents.

[0030] Specifically, the clamping component includes a first clamping component 2 and a second clamping component 3; the clamping component can increase the heat transfer area between the heating coil body 1 and the valve, make the valve evenly heated, and thus improve the heating efficiency.

[0031] Specifically, a first groove 201 is formed on the connecting surface of the first clamping component 2 and the second clamping component 3, a valve through-hole 202 is formed in the first groove 201, and a plurality of connecting holes are formed around the first clamping component 2, and the connecting rod 402 of the valve passes through the valve through-hole 202.

[0032] Specifically, a second groove 301 is provided on the connecting surface of the clamping component 2 3 and the clamping component 1 2, and a plurality of connecting holes are provided around the connecting surface of the clamping component 2 3, and the clamping component 1 2 and the clamping component 2 3 are connected by bolts passing through the corresponding connecting holes; the bolt connection facilitates disassembly and installation; in the specific implementation, the internal structure of the first groove 201 and the second groove 301 is consistent with the external structure of the valve 4 to ensure the fitting effect.

[0033] Specifically, the length of the clamping assembly is not less than the length of the heating coil body 1, so as to avoid the heating coil body 1 being partially suspended in the air, resulting in energy waste.

[0034] Specifically, the outer diameter of the clamping assembly is larger than the inner diameter of the heating coil body 1 ; the heating coil body 1 is sleeved on the outer side of the clamping assembly by the elasticity of the heater body 1 .

[0035] The use process of the utility model is as follows:

[0036] In this embodiment, the heating coil body 1 has a length of 100 mm, an inner diameter of 60 mm, a thickness of 4 mm, and a slot width of 18 mm; the clamping assembly has a length of 110 mm and an outer diameter of 62 mm;

[0037] First, remove the handle 403 of the valve 4, install the clamping assembly 1 2 to the valve 4, insert the valve body 401 into the first groove 201, and pass the connecting rod 402 of the valve 4 through the valve through hole 202; install the clamping assembly 2 3 to the valve 4, and insert the valve body 401 of the valve 4 into the second groove 301, and connect them in place by passing bolts through the corresponding connecting holes on the clamping assembly 1 2 and the clamping assembly 2 3 to form a completed clamping assembly;

[0038] Then, the heating coil body 1 is opened through the notch and put on the outside of the clamping assembly. Note that the connecting rod 402 of the valve 4 is nested in the notch of the heating coil body 1, and the inner wall of the heating coil body 1 is nested on the outer wall of the clamping assembly;

[0039] Finally, the handle 403 is installed and reset, and the terminal 104 is electrically connected to the power supply and the PLC controller to complete the installation.

[0040] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0041] The embodiments described above are only descriptions of the preferred embodiments of the present invention and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, various deformations and improvements made by those of ordinary skill in the art to the technical solutions of the present invention shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A slotted mica ring heating device, characterized in that: It comprises a slotted heating coil body (1) and a clamping assembly, wherein the clamping assembly is installed on the outside of a valve (4), and the heating coil body (1) is sleeved on the outside of the clamping assembly; the heating coil body (1) is electrically connected to a power source and a PLC controller.

2. The slotted mica ring heating device according to claim 1 is characterized in that: The heating coil body (1) comprises an outer shell (101), a high temperature resistant mica board (102), a heating body (103) and a terminal (104); the heating body (103) is arranged between two high temperature resistant mica boards (102), the high temperature resistant mica board (102) is arranged inside the outer shell (101), the terminal (104) is arranged outside the outer shell (101), and the heating body (103) is electrically connected to a power supply and a PLC controller via the terminal (104).

3. The slotted mica ring heating device according to claim 2 is characterized in that: The outer side of the terminal (104) is sleeved with a ceramic insulating ring (105).

4. The slotted mica ring heating device according to claim 1 is characterized in that: The clamping assembly comprises a clamping assembly 1 (2) and a clamping assembly 2 (3).

5. The slotted mica ring heating device according to claim 4 is characterized in that: A first groove (201) is provided on the connection surface between the clamping component 1 (2) and the clamping component 2 (3), a valve through hole (202) is provided in the first groove (201), and a plurality of connection holes are provided around the clamping component 1 (2).

6. The slotted mica ring heating device according to claim 5, characterized in that: A second groove (301) is provided on the connection surface between the clamping component 2 (3) and the clamping component 1 (2), and a plurality of connection holes are provided around the connection surface of the clamping component 2 (3). The clamping component 1 (2) and the clamping component 2 (3) are connected by bolts passing through the corresponding connection holes.

7. The slotted mica ring heating device according to claim 1 is characterized in that: The length of the clamping assembly is not less than the length of the heating coil body (1).

8. The slotted mica ring heating device according to claim 1 is characterized in that: The outer diameter of the clamping assembly is greater than the inner diameter of the heating coil body (1).

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