CN213638260U

CN213638260U - Explosion-proof fused salt electric heater

Info

Publication number: CN213638260U
Application number: CN202022490921.4U
Authority: CN
Inventors: 张松; 张学军
Original assignee: Jiangsu Kaibo Explosion Proof Electric Co ltd
Current assignee: Jiangsu Kaibo Explosion Proof Electric Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-06
Anticipated expiration: 2030-11-02

Abstract

The utility model belongs to the technical field of the electrical heating, especially, be an explosion-proof fused salt electric heater, including the explosion-proof jar body and explosion-proof wiring barrel, the one end fixedly connected with electric heat straight tube of explosion-proof wiring barrel, the explosion-proof wiring barrel of one end fixed connection of electric heat straight tube, the one end fixedly connected with dissolved salt import pipe of the explosion-proof jar body, the bottom fixedly connected with dissolved salt outlet pipe of the explosion-proof jar body, the fixed surface of dissolved salt outlet pipe is connected with the control valve, fixed connection nitrogen gas import pipe and nitrogen gas outlet pipe are distinguished on the top of explosion-proof wiring barrel. The utility model discloses a nitrogen gas import pipe and nitrogen gas outlet pipe cooperation down for in the explosion-proof wiring barrel when using, fill into nitrogen gas, thereby make electric heat straight tube lug can not wet, and then can effectually prevent the hidden danger that the electric spark detonated, the explosion-proof line that the setting was in the explosion-proof chamber of rethread connects, thereby can further strengthen dampproofing measure.

Description

Explosion-proof fused salt electric heater

Technical Field

The utility model relates to an electrical heating technical field specifically is an explosion-proof fused salt electric heater.

Background

The dissolved salt is used as a heating medium and is sent into the chemical reactor, so that the substances in the chemical reactor are subjected to chemical reaction and changed into another substance with special function. The dissolved salt is solid at normal temperature, is changed into liquid when heated to 150 ℃, is heated to 450 ℃, and is sent to a chemical reactor to enable substances in the chemical reactor to carry out chemical reaction, the explosion-proof wiring cylinder body of the explosion-proof dissolved salt electric heater is only sealed by the cover plate sealing gasket, the electric heating straight pipe wiring sheet is easy to be affected with damp, electric sparks are generated, the electric heating straight pipe wiring sheet leaks to the outside of the explosion-proof dissolved salt electric heater, and explosion can occur when encountering explosive substances, thereby bringing about safety accidents.

The existing explosion-proof molten salt electric heater also has the following problems:

1. in the use process of most explosion-proof molten salt electric heaters in the market, an explosion-proof wiring cylinder is only sealed by a cover plate sealing gasket, and an electric heating straight pipe wiring sheet is easily affected with damp, so that electric sparks can be generated, and if the electric heating sheet leaks out of the explosion-proof molten salt electric heater and meets explosive substances, the electric heating sheet can explode, and safety accidents are brought;

2. most explosion-proof molten salt electric heater on the market can not accurate observation explosion-proof jar of body temperature in the use to cause the too high heating element of messenger to burn out of heating process high temperature, and then reduced electric heater's life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an explosion-proof fused salt electric heater, to the not enough of prior art, the utility model provides a solve the easy problem that wets of electric heat straight tube lug, the temperature of the explosion-proof jar of observation body that can not be accurate.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof fused salt electric heater, includes the explosion-proof jar body and explosion-proof wiring barrel, the one end fixedly connected with electric heat straight tube of explosion-proof wiring barrel, the explosion-proof wiring barrel of one end fixed connection of electric heat straight tube, the one end fixedly connected with dissolved salt import pipe of the explosion-proof jar body, the bottom fixedly connected with dissolved salt outlet pipe of the explosion-proof jar body, the fixed surface of dissolved salt outlet pipe is connected with the control valve, fixed connection nitrogen gas import pipe and nitrogen gas outlet pipe are distinguished on the top of explosion-proof wiring barrel, the top of the explosion-proof jar body is equipped with the temperature-sensing ware, the one end fixedly connected with temperature sensing pipe of temperature-sensing ware, the through connection of temperature sensing pipe.

As a preferred technical scheme of the utility model, the positive fixedly connected with display screen of the explosion-proof jar body, the output of display screen passes through electric connection temperature-sensing ware.

As a preferred technical scheme of the utility model, the bottom fixedly connected with junction box of explosion-proof wiring barrel, the one end fixedly connected with lug of electric heat straight tube, the explosion-proof line of one end fixedly connected with of lug connects.

As an optimized technical scheme of the utility model, the inner wall fixedly connected with retainer plate of the explosion-proof jar body, the surface sliding connection of retainer plate and electric heat straight tube.

As an optimized technical scheme of the utility model, the bottom fixedly connected with supporting legs of the explosion-proof jar body, the one end fixedly connected with flange of dissolved salt import pipe.

As the utility model discloses a preferred technical scheme, the inside upper end fixedly connected with heat preservation of the explosion-proof jar body, the fixed surface of heat preservation is connected with the insulating layer, the fixed surface of insulating layer is connected with the waterproof layer.

(III) advantageous effects

Compared with the prior art, the utility model provides an explosion-proof fused salt electric heater possesses following beneficial effect:

1. this explosion-proof fused salt electric heater is through nitrogen gas import pipe and nitrogen gas outlet pipe cooperation under for in explosion-proof wiring barrel when using, fill into nitrogen gas, thereby make electric heat straight tube lug can not wet, and then can effectually prevent the hidden danger that the electric spark detonated, the explosion-proof line that the setting in the explosion-proof chamber of rethread connects, thereby can further strengthen dampproofing measure.

2. This explosion-proof molten salt electric heater can real-time observation explosion-proof jar of body temperature through making when using to avoid the high temperature to make heating element burn out among the heating process, and then the effectual life who prolongs electric heater.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the main structure of the present invention;

fig. 3 is a schematic diagram of the protective layer structure of the present invention.

In the figure: 1. an explosion-proof tank body; 2. an explosion-proof wiring cylinder; 3. an electric heating straight pipe; 4. a dissolved salt inlet pipe; 5. a dissolved salt outlet pipe; 6. a nitrogen inlet pipe; 7. a nitrogen outlet pipe; 8. a temperature sensing tube; 9. a temperature sensor; 10. a display screen; 11. a wire connecting pipe; 12. a lug plate; 13. an explosion-proof wire joint; 14. a stationary ring; 15. a control valve; 16. supporting legs; 17. a connecting flange; 18. a heat-insulating layer; 19. a thermal insulation layer; 20. and a waterproof layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an explosion-proof fused salt electric heater, including explosion-proof jar body 1 and explosion-proof wiring barrel 2, the one end fixedly connected with electric heat straight tube 3 of explosion-proof wiring barrel 2, the explosion-proof wiring barrel 2 of one end fixed connection of electric heat straight tube 3, the one end fixedly connected with dissolved salt import pipe 4 of explosion-proof jar body 1, the bottom fixedly connected with dissolved salt outlet pipe 5 of explosion-proof jar body 1, the fixed surface of dissolved salt outlet pipe 5 is connected with control valve 15, fixed connection nitrogen gas import pipe 6 and nitrogen gas outlet pipe 7 are distinguished on the top of explosion-proof wiring barrel 2, the top of explosion-proof jar body 1 is equipped with temperature-sensing ware 9, the one end fixedly connected with temperature-sensing pipe 8 of temperature-sensing ware 9, temperature.

In the embodiment, the nitrogen inlet pipe 6 and the nitrogen outlet pipe 7 are matched, so that nitrogen is filled in the explosion-proof wiring cylinder 2, the electric heating straight pipe 3 and the wiring piece 12 cannot be affected with damp, the hidden danger of electric spark ignition can be effectively prevented, and the temperature sensor 9 is BD-TC-GW.

Specifically, the front of the explosion-proof tank body 1 is fixedly connected with a display screen 10, and the output end of the display screen 10 is electrically connected with the temperature sensor 9.

In this embodiment, through display screen 10 output electric connection's temperature-sensing ware 9 to can come out explosion-proof jar body 1 temperature transmission, with the convenient clear observation that can.

Specifically, the bottom of the explosion-proof wiring barrel body 2 is fixedly connected with a wiring pipe 11, one end of the electric heating straight pipe 3 is fixedly connected with a wiring sheet 12, and one end of the wiring sheet 12 is fixedly connected with an explosion-proof wire connector 13.

In this embodiment, the explosion-proof wire joint 13 is fixedly connected to one end of the lug 12, so that the hidden danger of electric spark ignition can be effectively eliminated.

Specifically, the inner wall of the explosion-proof tank body 1 is fixedly connected with a fixing ring 14, and the fixing ring 14 is connected with the surface of the electric heating straight pipe 3 in a sliding manner.

In this embodiment, the fixing ring 14 is fixedly connected to the inner wall of the explosion-proof tank 1, so that the electric heating straight pipe 3 can be reasonably installed and fixed.

Specifically, the bottom of the explosion-proof tank body 1 is fixedly connected with a supporting leg 16, and one end of the dissolved salt inlet pipe 4 is fixedly connected with a connecting flange 17.

In this embodiment, supporting legs 16 are fixedly connected to the bottom of the explosion-proof tank 1, so that the tank has good supporting performance, and then is butted with other machines through a connecting flange 17.

Specifically, the inside upper end fixedly connected with heat preservation 18 of explosion-proof tank body 1, the fixed surface of heat preservation 18 is connected with insulating layer 19, and the fixed surface of insulating layer 19 is connected with waterproof layer 20.

In this embodiment, the arrangement of the heat-insulating layer 18, the heat-insulating layer 19 and the waterproof layer 20 enables the explosion-proof tank body 1 to have good heat-insulating, heat-insulating and waterproof performances.

The utility model discloses a theory of operation and use flow: in the using process, nitrogen is injected from the nitrogen inlet pipe 6, the nitrogen injection is stopped until the air pressure of the explosion-proof wiring cylinder 2 reaches 0.25MPA, at the moment, the electric heating straight pipe 3 fixed by the wiring piece 12 is electrified to start heating, at the moment, the dissolved salt is injected from the dissolved salt inlet pipe 4, the dissolved salt in the explosion-proof wiring cylinder 2 is heated, when the temperature in the heater reaches a certain value, the temperature sensor 9 detects the temperature in the heater through the display screen 10 and transmits a signal to the display screen 10, the heating of the electric heating straight pipe 3 can be stopped, after the heating, the heat is preserved through the heat preservation layer 18, the heated dissolved salt can be kept at a constant temperature, the heat preservation layer 18 also has a good heat preservation effect, the heat is insulated through the heat insulation layer 19, so that the heat energy can not be transmitted to the outside of the explosion-proof cylinder 1, further, the safety accidents are avoided, and the, the anti-explosion tank body 1 has good waterproof capacity, so that the heated dissolved salt is discharged out through the nitrogen outlet pipe 7 outside the anti-explosion tank body 1, the nitrogen is also discharged out through the nitrogen outlet pipe 7, and supporting force can be provided for the anti-explosion tank body 1 through the supporting legs 16.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an explosion-proof molten salt electric heater, includes explosion-proof jar body (1) and explosion-proof wiring barrel (2), its characterized in that: the explosion-proof wiring barrel comprises an explosion-proof wiring barrel body (2), wherein an electric heating straight pipe (3) is fixedly connected to one end of the explosion-proof wiring barrel body (2), a dissolved salt inlet pipe (4) is fixedly connected to one end of the explosion-proof wiring barrel body (1), a dissolved salt outlet pipe (5) is fixedly connected to the bottom end of the explosion-proof wiring barrel body (1), a control valve (15) is fixedly connected to the surface of the dissolved salt outlet pipe (5), a nitrogen inlet pipe (6) and a nitrogen outlet pipe (7) are fixedly connected to the top end of the explosion-proof wiring barrel body (2) respectively, a temperature sensor (9) is arranged on the top end of the explosion-proof tank body (1), a temperature sensing pipe (8) is fixedly connected to one end of the temperature sensor (9), and the temperature sensing pipe (8) is connected with the explosion-proof.

2. An explosion-proof molten salt electric heater according to claim 1, characterized in that: the front face of the anti-explosion tank body (1) is fixedly connected with a display screen (10), and the output end of the display screen (10) is electrically connected with a temperature sensor (9).

3. An explosion-proof molten salt electric heater according to claim 1, characterized in that: the bottom fixedly connected with wiring pipe (11) of explosion-proof wiring barrel (2), the one end fixedly connected with lug (12) of electric heat straight tube (3), the one end fixedly connected with explosion-proof line of lug (12) connects (13).

4. An explosion-proof molten salt electric heater according to claim 1, characterized in that: the inner wall of the anti-explosion tank body (1) is fixedly connected with a fixing ring (14), and the fixing ring (14) is connected with the surface of the electric heating straight pipe (3) in a sliding mode.

5. An explosion-proof molten salt electric heater according to claim 1, characterized in that: the bottom of the explosion-proof tank body (1) is fixedly connected with a supporting leg (16), and one end of the dissolved salt inlet pipe (4) is fixedly connected with a connecting flange (17).

6. An explosion-proof molten salt electric heater according to claim 1, characterized in that: the explosion-proof tank is characterized in that a heat insulation layer (18) is fixedly connected to the upper end of the interior of the explosion-proof tank body (1), a heat insulation layer (19) is fixedly connected to the surface of the heat insulation layer (18), and a waterproof layer (20) is fixedly connected to the surface of the heat insulation layer (19).