Spiral electric heater

Abstract

The utility model provides a spiral electric heater, which belongs to the technical field of electric heaters and comprises a heating head. The heating assembly is connected with the heating head; the number of the supporting plates is two, the two supporting plates are fixedly connected to the two sides of the surface of the heating head correspondingly, and cross-shaped sliding grooves are formed in the two supporting plates correspondingly; the number of the cross-shaped sliding blocks is two, and the two cross-shaped sliding blocks are connected into the two cross-shaped sliding grooves in a sliding mode correspondingly; by using the device, the clamping assembly is clamped at a container opening or the surface of equipment, so that the positioning and heating assembly of the device is not convenient to move during operation, the stability of the device is effectively improved, and the device is more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electric heater technical field, concretely relates to a spiral electric heater. BACKGROUND

[0002] Spiral heater is a kind of high-efficiency electric heating equipment, which is composed of stainless steel pipe, spiral resistance wire and heat preservation material. It generates heat through the resistance wire, and realizes heating through spiral pipe conduction. It has the characteristics of compact structure, rapid heating and high thermal efficiency. It is widely used in chemical industry, food industry, pharmaceutical industry and other industries, and can heat air, gas, liquid and other media. It is divided into explosion-proof type and ordinary type, and the explosion-proof type is suitable for flammable and explosive environment. Spiral heater is easy to install, accurate in temperature control, can realize automatic control, has long service life and good oxidation resistance of resistance wire. It is an indispensable heating equipment in industrial production. With the development of technology, its performance and application range will continue to improve.

[0003] In the prior art, when the spiral heater is placed in the equipment or container to heat the water bath, the spiral heater is not convenient to position, and is easy to shift during use, which reduces the heating effect of the water bath and is inconvenient to use. UTILITY MODEL CONTENTS

[0004] The utility model discloses a spiral electric heater, which aims to solve the problem of inconvenient positioning of the spiral heater when it is placed in the equipment or container to heat the water bath, easy to shift during use, reduce the heating effect of the water bath and inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A spiral electric heater, comprising:

[0007] A heating head;

[0008] A heating assembly connected with the heating head;

[0009] Two supporting plates are provided, and the two supporting plates are respectively fixedly connected to the two sides of the surface of the heating head. Cross-shaped sliding grooves are formed in the two supporting plates.

[0010] Two cross-shaped sliding blocks are provided, and the two cross-shaped sliding blocks are respectively slidably connected in the two cross-shaped sliding grooves.

[0011] Two clamping assemblies are provided, and the two clamping assemblies are respectively connected with the two cross-shaped sliding blocks to realize clamping.

[0012] As a preferred scheme of the utility model, each group of the clamping assembly comprises a torque spring and two positioning clamps, the two positioning clamps are movably hinged to the lower end of the cross slider through a hinge shaft, the torque spring is fixedly connected in the hinge shaft, the torque spring is connected with the cross slider, and the torque spring is fixed with the two positioning clamps.

[0013] As a preferred scheme of the utility model, the heating assembly comprises a spiral heat pipe and two stainless steel pipes, the two stainless steel pipes are fixedly connected to the lower end of the heating head, and the spiral heat pipe is fixedly connected to the lower end of the two stainless steel pipes.

[0014] As a preferred scheme of the utility model, the spiral heat pipe is fixedly connected with a spiral resistance wire, and the spiral resistance wire is connected with the two stainless steel pipes.

[0015] As a preferred scheme of the utility model, two screw rods are rotatably connected in the two supporting plates respectively, the two screw rods are threadedly connected with the two cross sliders respectively, the two screw rods movably penetrate through the two supporting plates respectively, and the distal ends of the two screw rods are fixedly connected with hexagonal handles respectively.

[0016] As a preferred scheme of the utility model, the upper end of the heating head is fixedly connected with an electric wire joint.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1、in the scheme, through using the device, the clamping assembly is clamped on the surface of the container mouth or equipment, so that the device is positioned, the heating assembly is not convenient to displace during operation, the stability is effectively improved, and the device is more convenient to use.

[0019] 2、in the scheme, the hexagonal handle drives the screw rod to rotate when rotating, the screw rod is threadedly connected with the cross slider, the cross slider is driven to move through the rotation of the screw rod, and the position of the clamping assembly is conveniently adjusted. DRAWINGS

[0020] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation on the utility model.

[0021] Fig. 1 It is the perspective view of the utility model;

[0022] Fig. 2 It is the front view of the utility model;

[0023] Fig. 3 It is the top view of the utility model.

[0024] In the figure: 1, heating head; 2, stainless steel pipe; 3, spiral heat pipe; 4, wire joint; 5, support plate; 6, cross sliding groove; 7, cross sliding block; 8, screw rod; 9, hexagonal handle; 10, positioning clamp. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] EMBODIMENT

[0027] Please refer to Figs. 1-3 The utility model provides the following technical schemes:

[0028] A spiral electric heater, comprising:

[0029] Heating head 1;

[0030] Heating assembly, heating assembly is connected with heating head 1;

[0031] Support plate 5 is equipped with two, two support plates 5 are fixedly connected on the surface two sides of heating head 1, and cross sliding groove 6 is formed in two support plates 5;

[0032] Cross sliding block 7 is equipped with two, and two cross sliding blocks 7 are slidingly connected in two cross sliding grooves 6; and

[0033] Clamping assembly is equipped with two groups, and two clamping assemblies are connected with two cross sliding blocks 7 to realize clamping.

[0034] In the specific embodiments of the utility model, heating head 1 generates heat through heating assembly after being connected with power supply, and spiral heat pipe 3 in heating assembly is placed in water bath, and the water bath is heated by the heat generated by spiral heat pipe 3; when spiral heat pipe 3 is placed in water bath, support plate 5 is erected on the surface of container or equipment, heating head 1 is supported by support plate 5, cross sliding block 7 is controlled to move, cross sliding block 7 drives clamping assembly to move, clamping assembly is clamped on the surface of container or equipment, so that the device is positioned, and heating assembly is not convenient to displace when operating, so that the stability is effectively improved, and the device is more convenient to use.

[0035] Specifically, please refer to Figs. 1-3Each clamping assembly comprises a torque spring and two positioning clamps 10, the two positioning clamps 10 are movably connected to the lower end of the cross slider 7 through a hinge shaft, the torque spring is fixedly connected in the hinge shaft, the torque spring is connected with the cross slider 7, and the torque spring is fixed with the two positioning clamps 10.

[0036] In the embodiment, the two positioning clamps 10 in the clamping assembly are matched, the two positioning clamps 10 rotate around the hinge shaft as the rotating shaft, the two positioning clamps 10 rotate against the elastic force of the torque spring, the two positioning clamps 10 are clamped on the container port or the surface of the equipment through the elastic force of the torque spring, and at this time, the device is not easy to move.

[0037] For details, see Figs. 1-3 The heating assembly comprises a spiral heat pipe 3 and two stainless steel pipes 2, the two stainless steel pipes 2 are fixedly connected to the lower end of the heating head 1, and the spiral heat pipe 3 is fixedly connected to the lower end of the two stainless steel pipes 2.

[0038] In the embodiment, after the heating head 1 is connected to the power supply, electric energy enters the spiral heat pipe 3 from the stainless steel pipe 2, heat is generated through the spiral resistance wire in the spiral heat pipe 3 after the spiral resistance wire is connected to the power supply, and the heat is transmitted to the outside through the spiral heat pipe 3.

[0039] For details, see Figs. 1-3 The spiral resistance wire is fixedly connected in the spiral heat pipe 3, and the spiral resistance wire is connected with the two stainless steel pipes 2.

[0040] In the embodiment, the spiral resistance wire generates heat after being connected to the power supply.

[0041] For details, see Figs. 1-3 The two supporting plates 5 are movably connected with the screw rods 8, the two screw rods 8 are respectively screwed with the two cross sliders 7, the two screw rods 8 movably penetrate the two supporting plates 5, and the far ends of the two screw rods 8 are fixedly connected with the hexagonal handles 9.

[0042] In the embodiment, the hexagonal handle 9 drives the screw rod 8 to rotate when rotating, the screw rod 8 is screwed with the cross slider 7, the cross slider 7 is driven to move through the rotation of the screw rod 8, and the position of the clamping assembly is convenient to adjust.

[0043] For details, see Figs. 1-3 The upper end of the heating head 1 is fixedly connected with the wire connector 4.

[0044] In the embodiment, the wire connector 4 is used for connecting the wire, and the wire is used for connecting the power supply.

[0045] It should be noted that: the specific use of which type of heating head 1, spiral heat pipe 3 and spiral resistance wire are selected by the relevant technical personnel familiar with the art, and the above about heating head 1, spiral heat pipe 3 and spiral resistance wire etc. All belong to the prior art, and the present scheme is not described.

[0046] The working principle and use process of the utility model: the device is used, first, the support plate 5 is placed on the surface of the container or equipment, the spiral heat pipe 3 is immersed in the water bath, the cross slider 7 is controlled in the cross sliding groove 6 by rotating the hexagonal handle 9, the cross slider 7 drives the clamping assembly to move, the clamping assembly is moved to the position convenient for clamping, then the two positioning clamps 10 are controlled to overcome the elastic force of the torque spring and are clamped on the surface of the container, at this time, the device is not convenient to move, after the heating head 1 is connected to the power supply, the spiral heat pipe 3 heats the water bath, by using the device, the clamping assembly is clamped on the surface of the container or equipment, the device is positioned, the heating assembly is not convenient to move when running, the stability is effectively improved, and it is more convenient to use.

[0047] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. Within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A spiral electric heater, characterized in that: include: Heating head (1); A heating assembly connected to the heating head (1); Two support plates (5) are provided, and the two support plates (5) are respectively fixedly connected to both sides of the surface of the heating head (1), and a cross slot (6) is provided in each of the two support plates (5); Two cross slide blocks (7) are provided, and the two cross slide blocks (7) are slidably connected to the two cross slide grooves (6) respectively; and The clamping assembly is provided with two groups, and the two groups of clamping assemblies are respectively connected to two cross slide blocks (7) to achieve clamping.

2. A spiral electric heater according to claim 1, characterized in that: Each group of the clamping components includes a torque spring and two positioning clamps (10), the two positioning clamps (10) are movably hinged to the lower end of the cross slider (7) through a hinge shaft, the torque spring is fixedly connected in the hinge shaft, the torque spring is connected to the cross slider (7), and the torque spring is fixed to the two positioning clamps (10).

3. A spiral electric heater according to claim 2, characterized in that: The heating assembly comprises a spiral heat conducting pipe (3) and two stainless steel pipes (2), the two stainless steel pipes (2) are fixedly connected to the lower ends of the heating head (1), and the spiral heat conducting pipe (3) is fixedly connected to the lower ends of the two stainless steel pipes (2).

4. The spiral electric heater according to claim 3, characterized in that: A spiral resistance wire is fixedly connected inside the spiral heat conducting pipe (3), and the spiral resistance wire is connected to the two stainless steel pipes (2).

5. The spiral electric heater according to claim 4, characterized in that: The two support plates (5) are both rotatably connected with screw rods (8), the two screw rods (8) are respectively threadedly connected with the two cross slides (7), the two screw rods (8) are respectively movable through the two support plates (5), and the ends away from each other of the two screw rods (8) are fixedly connected with hexagonal handles (9).

6. The spiral electric heater according to claim 5, characterized in that: The upper end of the heating head (1) is fixedly connected to a wire connector (4).

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