High-temperature fused salt electric heater

Abstract

The utility model discloses a high-temperature fused salt electric heater which comprises a heat storage cylinder, an auxiliary suspension mechanism and a fused salt heating mechanism, and supports are welded to the two sides of the bottom end of the heat storage cylinder. According to the high-temperature fused salt electric heater, through the arrangement of the heat preservation sleeve and the fused salt heating mechanism, during installation, a heater body in the fused salt heating mechanism is inserted into the heat storage cylinder and is fixed to a connecting flange on the heat storage cylinder through a series connection rod, and installation is convenient; nitrate at the normal temperature is poured into the heating pipe through the fused salt injection port and preheated through a small number of electric heating elements to be in a liquid state, then the fused salt is pumped through the fused salt pump in the heater body to flow into the heater body, the temperature of the fused salt is further increased, and therefore the purpose of heating is achieved. Heat can be stored through the heat storage cylinder for subsequent use, the heat preservation effect can be achieved through the heat preservation sleeve outside the heat storage cylinder, and heat loss is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the molten salt electric heater related technical field, concretely is high temperature molten salt electric heater. BACKGROUND

[0002] The molten salt electric heater is also called niter salt furnace or niter tank, is a kind of heating device using special tubular electric heating element combination flange cluster form and pressure vessel to form a heating whole, using heating niter salt to melt niter salt as heating medium, the molten salt electric heater is a kind of international popular high-quality long-life electric heating equipment, is used to the temperature of flowing liquid, gaseous medium, heat preservation, heating, when heating medium passes through electric heater heating cavity under the action of pressure, using fluid thermodynamics principle uniformly takes away the huge heat generated in the work of electric heating element, so that the temperature of the heated medium reaches the user process requirement, therefore, high temperature molten salt electric heater is urgently needed.

[0003] The high temperature molten salt electric heater currently used, after heating liquid or gaseous medium, heat can not be well preserved, and the heater is inconvenient to install, and due to the large volume of the heater and the heat storage cylinder, it is inconvenient to move and transport. UTILITY MODEL CONTENTS

[0004] The utility model discloses a high temperature molten salt electric heater to solve the problem of the high temperature molten salt electric heater currently used in the prior art, which is inconvenient to install after heating liquid or gaseous medium, and is inconvenient to move and transport due to the large volume of the heater and the heat storage cylinder.

[0005] To achieve the above object, the utility model provides the following technical scheme: a high temperature molten salt electric heater, comprising a heat storage cylinder, an auxiliary suspension mechanism and a molten salt heating mechanism, the bottom end of the heat storage cylinder is welded with a support on both sides, and the outer wall of the heat storage cylinder is sleeved with a heat preservation sleeve, the top end of the heat storage cylinder is welded with an output pipe on one side, the auxiliary suspension mechanism is arranged on both sides of the top end of the heat storage cylinder, and the outer wall of one end of the heat storage cylinder is welded with a connecting flange, the molten salt heating mechanism is installed on the outer side of the connecting flange, the molten salt heating mechanism comprises a splicing flange, a series connection rod, a heating pipe, a pipe support, a heater body and a molten salt injection port, the splicing flange is installed on the outer wall of the connecting flange, the inner wall of the splicing flange is installed with the series connection rod, and the heating pipe is inserted into the inner wall of the splicing flange, the outer wall of the heating pipe is sleeved with the pipe support, one end of the heating pipe is connected with the heater body, and the outer wall of the heater body is provided with the molten salt injection port.

[0006] Preferably, the inner wall of the heat preservation sleeve is tightly attached to the outer wall of the heat storage cylinder, and the size of the inner wall of the heat preservation sleeve is consistent with the size of the outer wall of the heat storage cylinder.

[0007] Preferably, the auxiliary suspension mechanism comprises hangers and fixing rods, the hangers are arranged at both sides of the top end of the heat storage cylinder, the inner wall of the hanger is provided with a hook hole, and the bottom end of the hanger is provided with a fixing rod.

[0008] Preferably, the hanger is threadedly connected with the heat storage cylinder through the fixing rod, and the hanger is arranged symmetrically about the central axis of the heat storage cylinder.

[0009] Preferably, the heater body is threadedly connected with the heat storage cylinder through the series connection rod, and the outer wall of the series connection rod and the inner wall of the connecting flange are threadedly arranged.

[0010] Compared with the prior art, the high-temperature molten salt electric heater has the following beneficial effects:

[0011] 1. The high-temperature molten salt electric heater, through the heat preservation sleeve and the molten salt heating mechanism, the heater body in the molten salt heating mechanism is inserted into the heat storage cylinder, and is fixed through the series connection rod and the connecting flange on the heat storage cylinder, so that the installation is convenient, and when in use, the molten salt at normal temperature is poured into the heating pipe through the molten salt pouring port, a small amount of electric heating element is used to preheat the molten salt, so that the molten salt becomes liquid, and then the molten salt is pumped into the heater body through the molten salt pump in the heater body, so that the molten salt is further heated, thereby achieving the purpose of heating.

[0012] 2. The high-temperature molten salt electric heater, through the auxiliary suspension mechanism, when the heat storage cylinder and the heater need to be moved and transported, the auxiliary suspension mechanism is used, the hook of the hoisting device is inserted into the hook hole in the auxiliary suspension mechanism, and the heat storage cylinder and the heater are hoisted through the hoisting device, so that the heat storage cylinder and the heater are conveniently moved and transported. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a front view of the utility model;

[0014] Fig. 2 is a molten salt heating mechanism parts drawing of the utility model;

[0015] Fig. 3 is an auxiliary suspension mechanism parts drawing of the utility model.

[0016] In the figure: 1, heat storage cylinder; 2, support; 3, heat preservation sleeve; 4, output pipe; 5, auxiliary suspension mechanism; 501, hanger; 502, hook hole; 503, fixed rod; 6, connecting flange; 7, molten salt heating mechanism; 701, spliced flange; 702, series rod; 703, heating pipe; 704, pipe rack; 705, heater body; 706, molten salt injection port. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0018] Please refer to Figs. 1-3 The utility model provides a technical scheme: high temperature molten salt electric heater, including heat storage cylinder 1, auxiliary suspension mechanism 5 and molten salt heating mechanism 7, the both sides of the bottom end of heat storage cylinder 1 are welded with support 2, and the outer wall of heat storage cylinder 1 is equipped with heat preservation sleeve 3, the inner wall of heat preservation sleeve 3 is closely combined with the outer wall of heat storage cylinder 1, and the inner wall size of heat preservation sleeve 3 is consistent with the outer wall size of heat storage cylinder 1, the top end of heat storage cylinder 1 is welded with output pipe 4, auxiliary suspension mechanism 5 is all set up in the top end of heat storage cylinder 1, auxiliary suspension mechanism 5 includes hanger 501, hook hole 502 and fixed rod 503, hanger 501 is all set up in the top end of heat storage cylinder 1, the inner wall of hanger 501 is provided with hook hole 502, and the both sides of the bottom end of hanger 501 are all installed with fixed rod 503, hanger 501 is connected with heat storage cylinder 1 through fixed rod 503, and hanger 501 is symmetrically arranged with the central axis of heat storage cylinder 1 as the axis, through the auxiliary suspension mechanism 5 set, when needing to move and transport heat storage cylinder 1 and heater, because the volume is relatively large, it is inconvenient to carry, can be through the hook of hoisting equipment is inserted into the hook hole 502 in auxiliary suspension mechanism 5, hoisting equipment is used to hang heat storage cylinder 1 and heater, so as to facilitate the whole movement and transportation.

[0019] The outer wall of the heat storage cylinder 1 is welded with a connecting flange 6, and a molten salt heating mechanism 7 is installed outside the connecting flange 6. The molten salt heating mechanism 7 comprises a splicing flange 701, a series rod 702, a heating pipe 703, a pipe bracket 704, a heater body 705 and a molten salt injection port 706. The splicing flange 701 is installed on the outer wall of the connecting flange 6. The inner wall of the splicing flange 701 is installed with the series rod 702, and the inner wall of the splicing flange 701 is inserted with the heating pipe 703. The outer wall of the heating pipe 703 is sleeved with the pipe bracket 704, and one end of the heating pipe 703 is connected with the heater body 705. The outer wall of the heater body 705 is provided with the molten salt injection port 706. The heater body 705 is threadedly connected with the heat storage cylinder 1 through the series rod 702. The outer wall of the series rod 702 and the inner wall of the connecting flange 6 are both provided in a threaded manner. The heat storage cylinder 1 and the heater are fixed by inserting the heater body 705 in the molten salt heating mechanism 7 into the heat storage cylinder 1 through the series rod 702 and the connecting flange 6 on the heat storage cylinder 1. The molten salt heating mechanism 7 is convenient to install. When in use, the molten salt at normal temperature is poured into the heating pipe 703 through the molten salt injection port 706. The molten salt is preheated by a small amount of electric heating element to become liquid. Then, the molten salt is pumped into the heater body 705 through the molten salt pump in the heater body 705 to flow into the heater body 705 to further heat the molten salt, thereby achieving the purpose of heating. After the liquid or gaseous medium is heated, the heat can be stored by the heat storage cylinder 1 for subsequent use. The heat preservation effect can be provided by the heat preservation sleeve 3 outside the heat storage cylinder 1 to avoid heat loss.

[0020] Working principle: During installation, the heater body 705 in the molten salt heating mechanism 7 is inserted into the heat storage cylinder 1, and is fixed by the series rod 702 and the connecting flange 6 on the heat storage cylinder 1. The molten salt heating mechanism 7 is convenient to install. When in use, the molten salt at normal temperature is poured into the heating pipe 703 through the molten salt injection port 706. The molten salt is preheated by a small amount of electric heating element to become liquid. Then, the molten salt is pumped into the heater body 705 through the molten salt pump in the heater body 705 to flow into the heater body 705 to further heat the molten salt, thereby achieving the purpose of heating. In this way, the heating device and the heater form a circulating whole, which is continuously heated to ensure the process temperature of the heating device. After the liquid or gaseous medium is heated, the heat can be stored by the heat storage cylinder 1 for subsequent use. The heat preservation effect can be provided by the heat preservation sleeve 3 outside the heat storage cylinder 1 to avoid heat loss. In addition, the auxiliary suspension mechanism 5 is provided. When it is necessary to move and transport the heat storage cylinder 1 and the heater, the heat storage cylinder 1 and the heater can be hoisted by inserting the hook of the hoisting device into the hook hole 502 in the auxiliary suspension mechanism 5, thereby facilitating the movement and transportation of the whole. In this way, the operation process of the high-temperature molten salt electric heater is completed.

[0021] 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 high-temperature molten salt electric heater, characterized in that, The device includes a heat storage cylinder (1), an auxiliary suspension mechanism (5), and a molten salt heating mechanism (7). Supports (2) are welded to both sides of the bottom of the heat storage cylinder (1), and an insulation sleeve (3) is fitted over the outer wall of the heat storage cylinder (1). An output pipe (4) is welded to one side of the top of the heat storage cylinder (1). The auxiliary suspension mechanisms (5) are all located on both sides of the top of the heat storage cylinder (1), and a connecting flange (6) is welded to one end of the outer wall of the heat storage cylinder (1). The molten salt heating mechanism (7) is installed outside the connecting flange (6). The molten salt heating mechanism (7) includes a splicing flange (701) and a series rod (700). 02), heating tube (703), tube support (704), heater body (705) and molten salt injection port (706), the splicing flange (701) is installed on the outer wall of the connecting flange (6), the inner wall of the splicing flange (701) is equipped with a series rod (702), and the inner wall of the splicing flange (701) is inserted with a heating tube (703), the outer wall of the heating tube (703) is fitted with a tube support (704), and one end of the heating tube (703) is connected to the heater body (705), and the outer wall of the heater body (705) is provided with a molten salt injection port (706).

2. The high-temperature molten salt electric heater according to claim 1, characterized in that: The inner wall of the insulation sleeve (3) is tightly fitted to the outer wall of the heat storage cylinder (1), and the inner wall size of the insulation sleeve (3) matches the outer wall size of the heat storage cylinder (1).

3. The high-temperature molten salt electric heater according to claim 1, characterized in that: The auxiliary suspension mechanism (5) includes a hanger (501), a hook hole (502), and a fixing rod (503). The hangers (501) are all located on both sides of the top of the heat storage cylinder (1). The inner wall of the hanger (501) is provided with a hook hole (502), and the bottom sides of the hanger (501) are both equipped with fixing rods (503).

4. The high-temperature molten salt electric heater according to claim 3, characterized in that: The hanger (501) is threadedly connected to the heat storage cylinder (1) via a fixing rod (503), and the hanger (501) is symmetrically arranged about the central axis of the heat storage cylinder (1).

5. The high-temperature molten salt electric heater according to claim 1, characterized in that: The heater body (705) is threadedly connected to the heat storage cylinder (1) via a series rod (702), and the outer wall of the series rod (702) and the inner wall of the connecting flange (6) are both threaded.

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