Heating wire with middle column capable of being replaced quickly

Abstract

The utility model discloses a heating wire with a middle column capable of being replaced quickly, which relates to the technical field of heating wires and comprises a middle column main board, the side face of the middle column main board is fixedly connected with a middle column auxiliary board through an assembly part, and the top side faces of the middle column main board and the middle column auxiliary board are provided with a first clamping groove and a second clamping groove respectively. A first clamping groove and a second clamping groove are formed in the side face of the middle column main plate, a heating wire strip is arranged on the inner side of the first clamping groove and the inner side of the second clamping groove, and a first binding post and a second binding post are arranged on the left side and the right side of the middle column main plate respectively. The clamping plate fixedly connected to the inner side of the assembling frame is matched with the clamping groove formed in the side face of the center pillar auxiliary plate, so that the center pillar main plate and the center pillar auxiliary plate can be rapidly assembled, the heating wire strips can be clamped and fixed through the inner sides of the first clamping grooves and the second clamping grooves in the side faces of the center pillar main plate and the center pillar auxiliary plate, the whole type is enhanced, and the service life of the heating wire strips is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heating wire, especially a heating wire with replaceable middle column. BACKGROUND

[0002] The heating wire can also be called electric heating wire. The oxidation resistance of Fe-Cr-Al and Ni-Cr electric heating alloys is generally strong. However, the furnace contains various gases, such as air, carbon atmosphere, sulfur atmosphere, hydrogen, nitrogen atmosphere, etc. These gases have a certain impact on the components under high temperature use. Although various electric heating alloys have been subjected to oxidation resistance treatment before leaving the factory, the components will be damaged to some extent during transportation, winding, installation, etc., which reduces the service life. In order to prolong the service life, pre-oxidation treatment is required before use. The method is to heat the installed electric heating alloy component to 100-200 degrees below the maximum allowable temperature of the alloy in dry air, and then slowly cool it with the furnace.

[0003] The existing heating wire in the product is fixed by welding. When the heating wire in the middle column is damaged and needs to be replaced, the heating wire cannot be replaced by disassembly, and the entire product needs to be replaced, which increases the cost. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a heating wire with replaceable middle column to solve the problem that the existing heating wire in the product is fixed by welding, and when the heating wire in the middle column is damaged and needs to be replaced, the heating wire cannot be replaced by disassembly, and the entire product needs to be replaced, which increases the cost.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a heating wire with replaceable middle column, comprising a middle column main plate, a middle column auxiliary plate is fixedly connected to the side surface of the middle column main plate through an assembling piece, and a clamping groove one and a clamping groove two are respectively arranged on the top side surfaces of the middle column main plate and the middle column auxiliary plate, a heating wire strip is arranged on the inner side of the clamping groove one and the clamping groove two, a wire column one and a wire column two are respectively arranged on the left side and the right side of the middle column main plate, a connecting top groove is arranged on the top of the middle column main plate, and a convex plate is fixedly connected to the bottom of the middle column auxiliary plate.

[0006] As a preferred technical scheme of the utility model, the assembly part includes an assembly frame and a clamping plate, the inner side of the assembly frame is clamped with the side surface of the main column main plate and the main column auxiliary plate, the side surface of the assembly frame is fixedly connected with the side surface of the main column main plate through screws, and the inner side of the assembly frame is fixedly connected with the clamping plate; the side surface of the main column main plate is installed with the main column auxiliary plate through screws and the assembly part, the assembly frame in the assembly part is fixedly connected with the side surface of the main column main plate through screws, and the clamping plate fixedly connected with the inner side of the assembly frame is matched with the clamping groove formed in the side surface of the main column auxiliary plate, so that the main column main plate and the main column auxiliary plate can be quickly assembled, the inner side of the clamping groove one and the clamping groove two in the side surface of the main column main plate and the main column auxiliary plate can be matched with the heating wire strip for clamping and fixing, the overall strength of the main column main plate and the main column auxiliary plate is enhanced, and the service life of the main column main plate and the main column auxiliary plate is prolonged.

[0007] As a preferred technical scheme of the utility model, the two ends of the terminal post one and the terminal post two are electrically connected with the two ends of the heating wire strip respectively.

[0008] As a preferred technical scheme of the utility model, the side surface of the main column main plate is formed with a terminal hole, and the inner side of the terminal hole is threadedly connected with the side surface of the terminal post one and the terminal post two.

[0009] As a preferred technical scheme of the utility model, the side surface of the main column main plate is formed with a threaded hole, and the inner side of the threaded hole is threadedly connected with the bottom end of the screw.

[0010] As a preferred technical scheme of the utility model, the side surface of the main column main plate is formed with a threaded hole, and the inner side of the threaded hole is threadedly connected with the bottom end of the screw.

[0011] As a preferred technical scheme of the utility model, the side surface of the main column main plate is formed with a threaded hole, and the inner side of the threaded hole is threadedly connected with the bottom end of the screw.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、the utility model discloses a main column main plate and a main column auxiliary plate are installed through screws and an assembly part, an assembly frame in the assembly part is fixedly connected with the side surface of the main column main plate through screws, and the clamping plate fixedly connected with the inner side of the assembly frame is matched with the clamping groove formed in the side surface of the main column auxiliary plate, so that the main column main plate and the main column auxiliary plate can be quickly assembled, the inner side of the clamping groove one and the clamping groove two in the side surface of the main column main plate and the main column auxiliary plate can be matched with the heating wire strip for clamping and fixing, the overall strength of the main column main plate and the main column auxiliary plate is enhanced, and the service life of the main column main plate and the main column auxiliary plate is prolonged.

[0014] 2、The utility model discloses a through the number of the vice board of middle column is two, and the bottom of two vice boards of middle column is fixedly connected with the convex board, and the convex board and the recess of the side of main board of middle column are connected on the main board of middle column through the recess, thereby facilitating the quick disassembly replacement of the main board of middle column and the vice board of middle column that need to be maintained and replaced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure main view of the utility model;

[0016] Figure 2 It is the structure local main view of the utility model;

[0017] Figure 3 It is the structure main board of middle column of the utility model;

[0018] Figure 4 It is the structure vice board of middle column of the utility model;

[0019] Figure 5 It is the structure assembly drawing of the utility model.

[0020] In the drawing: 1, main board of middle column;2, assembly;201, assembly frame;202, clamping plate;3, screw;4, vice board of middle column;5, clamping groove one;6, clamping groove two;7, heating wire strip;8, terminal post one;9, terminal post two;10, screw hole;11, clamping groove;12, connecting top groove;13, wiring hole;14, convex board;15, recess. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Please refer to Figures 1-5 The utility model provides a kind of heating wire of middle column that can be quickly replaced, including middle column main board 1, the side of middle column main board 1 is fixedly connected with middle column vice board 4 by assembly 2, and the top side of middle column main board 1 and middle column vice board 4 is respectively provided with clamping groove one 5 and clamping groove two 6, the inside of clamping groove one 5 and clamping groove two 6 is equipped with heating wire strip 7, the left side and right side of middle column main board 1 are respectively provided with terminal post one 8 and terminal post two 9, and the top of middle column main board 1 is provided with connecting top groove 12, and the bottom of middle column vice board 4 is fixedly connected with convex board 14.

[0023] The assembling piece 2 comprises an assembling frame 201 and a clamping plate 202, the inner side of the assembling frame 201 is clamped with the side surface of the main column plate 1 and the auxiliary column plate 4, the side surface of the assembling frame 201 is fixedly connected with the side surface of the main column plate 1 through the screw 3, and the inner side of the assembling frame 201 is fixedly connected with the clamping plate 202; the side surface of the main column plate 1 is installed with the auxiliary column plate 4 through the screw 3 and the assembling piece 2, the assembling frame 201 in the assembling piece 2 is fixedly connected with the side surface of the main column plate 1 through the screw 3, and the clamping plate 202 fixedly connected with the inner side of the assembling frame 201 is matched with the clamping groove 11 opened in the side surface of the auxiliary column plate 4, so that the main column plate 1 and the auxiliary column plate 4 can be quickly assembled, the clamping groove one 5 and the clamping groove two 6 in the side surface of the main column plate 1 and the auxiliary column plate 4 can be clamped and fixed with the heating wire strip 7, the overall strength of the main column plate 1 and the auxiliary column plate 4 is enhanced, the service life of the main column plate 1 and the auxiliary column plate 4 is increased, the two ends of the terminal post one 8 and the terminal post two 9 are electrically connected with the two ends of the heating wire strip 7 respectively, and the side surface of the main column plate 1 is provided with the wiring hole 13, the inner side of the wiring hole 13 is threadedly connected with the side surface of the terminal post one 8 and the terminal post two 9 respectively.

[0024] The side surface of the main column plate 1 is provided with the threaded hole 10, the inner side of the threaded hole 10 is threadedly connected with the bottom end of the screw 3, the two end side surfaces of the auxiliary column plate 4 are provided with the clamping groove 11, the inner side of the clamping groove 11 is clamped with the side surface of the clamping plate 202, the side surface of the main column plate 1 is provided with the recess 15, and the inner side of the recess 15 is clamped with the side surface of the convex plate 14 at the bottom of the auxiliary column plate 4; the number of the auxiliary column plate 4 is two, the bottom of the two auxiliary column plates 4 is fixedly connected with the convex plate 14, and the auxiliary column plate 4 is clamped on the main column plate 1 through the clamping of the convex plate 14 and the recess 15 in the side surface of the main column plate 1, so that the main column plate 1 and the auxiliary column plate 4 which need to be maintained and replaced can be quickly disassembled and replaced.

[0025] In specific use, first, the auxiliary column plate 4 is inserted into the main column plate 1, then the assembling frame 201 is installed on the side surface of the auxiliary column plate 4 and the main column plate 1, and then the assembling frame 201 is fixed through the screw 3, the side surface of the main column plate 1 is installed with the auxiliary column plate 4 through the screw 3 and the assembling piece 2, the assembling frame 201 in the assembling piece 2 is fixedly connected with the side surface of the main column plate 1 through the screw 3, and the clamping plate 202 fixedly connected with the inner side of the assembling frame 201 is matched with the clamping groove 11 opened in the side surface of the auxiliary column plate 4, so that the main column plate 1 and the auxiliary column plate 4 can be quickly assembled, the clamping groove one 5 and the clamping groove two 6 in the side surface of the main column plate 1 and the auxiliary column plate 4 can be clamped and fixed with the heating wire strip 7, the overall strength of the main column plate 1 and the auxiliary column plate 4 is enhanced, the service life of the main column plate 1 and the auxiliary column plate 4 is increased, the number of the auxiliary column plate 4 is two, the bottom of the two auxiliary column plates 4 is fixedly connected with the convex plate 14, and the auxiliary column plate 4 is clamped on the main column plate 1 through the clamping of the convex plate 14 and the recess 15 in the side surface of the main column plate 1, so that the main column plate 1 and the auxiliary column plate 4 which need to be maintained and replaced can be quickly disassembled and replaced.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A fast replaceable column heater wire comprising a column main plate (1), characterized in that: The side of the main plate (1) is fixedly connected with the sub plate (4) through the assembling part (2), and the top side of the main plate (1) and the sub plate (4) is respectively provided with a clamping groove one (5) and a clamping groove two (6), the inner side of the clamping groove one (5) and the clamping groove two (6) is provided with a heating wire strip (7), the left side and the right side of the main plate (1) is respectively provided with a terminal post one (8) and a terminal post two (9), and the top of the main plate (1) is provided with a connecting top groove (12), and the bottom of the sub plate (4) is fixedly connected with a convex plate (14).

2. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The assembling part (2) comprises an assembling frame (201) and a clamping plate (202), the inner side of the assembling frame (201) is clamped with the side of the main plate (1) and the sub plate (4), and the side of the assembling frame (201) is fixedly connected with the side of the main plate (1) through the screw (3), and the inner side of the assembling frame (201) is fixedly connected with the clamping plate (202).

3. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The two ends of the terminal post one (8) and the terminal post two (9) are respectively electrically connected with the two ends of the heating wire strip (7).

4. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The side of the main plate (1) is provided with a wiring hole (13), and the inner side of the wiring hole (13) is respectively screwed with the side of the terminal post one (8) and the terminal post two (9).

5. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The side of the main plate (1) is provided with a threaded hole (10), and the inner side of the threaded hole (10) is screwed with the bottom end of the screw (3).

6. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The two end sides of the sub plate (4) are provided with clamping grooves (11), and the inner side of the clamping groove (11) is clamped with the side of the clamping plate (202).

7. The fast replaceable stem of the heating wire according to claim 1, characterized in that: The middle part of the side of the main plate (1) is provided with a recess (15), and the inner side of the recess (15) is clamped with the side of the convex plate (14) at the bottom of the sub plate (4). The middle part of the side of the main plate (1) is provided with a recess (15), and the inner side of the recess (15) is clamped with the side of the convex plate (14) at the bottom of the sub plate (4).

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