CN211128218U - Explosion-proof electric heater that security performance is high - Google Patents

Abstract

The utility model discloses an explosion-proof electric heater that security performance is high, including a jar body, explosion-proof chamber, sealing layer, guide plate, fluviograph, thermometer, temperature sensor, heating element, drain and waterproof layer, jar body upper end is equipped with the delivery port, jar body one side is equipped with the ring flange, heating element one end is connected with explosion-proof line joint, explosion-proof line joint both sides are equipped with temperature sensor, temperature sensor connect in the thermometer. The utility model discloses electric heater is protected to overheat protection device among the heating element, by the temperature in the Pt100 temperature sensor response casing, when the heating element high temperature, the independent overheat protection device of heating element can cut off heating power supply immediately, avoids the high temperature of heating process to make heating element burn out, and the effectual life who prolongs electric heater has set up explosion-proof line and has connected, can the effectual hidden danger that eliminates the electric spark and detonate.

Description

Explosion-proof electric heater that security performance is high

Technical Field

The utility model relates to a liquid technology processing field particularly, relates to an explosion-proof electric heater that security performance is high.

Background

The electric heater is a kind of international popular electric heating equipment, used for heating up, preserving heat, heating to flowing liquid, gaseous medium, when the heating medium passes through the electric heater heating cavity under the action of pressure, adopt the fluid thermodynamic principle to take away the huge heat produced in the electric heating element work evenly, make the heated medium temperature reach the user's technological requirement, the most common electric heater at present is the explosion-proof electric heater, the explosion-proof electric heater is a kind of equipment used for explosion-proof occasion and change the electric power into the heat energy, the present water body contains many impurities, these impurities can be resolved out from the water while heating, thus form the incrustation scale, these incrustations can drop in the bottom of the heating water tank because of their own gravity, the conventional electric heater gets rid of the incrustation scale inconveniently, the existing electric heater heating inefficiency, the effect of preserving heat is poor, often cause the drawback that the electric heater is damaged by the high temperature in the heating process, the invention provides an explosion-proof electric heater with high safety performance to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof electric heater that security performance is high to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof electric heater with high safety performance comprises a tank body, an explosion-proof cavity, a sealing layer, a flow guide plate, a water level meter, a temperature sensor, a heating element, a drain outlet and a waterproof layer, wherein a water outlet is arranged at the upper end of the tank body, a flange is arranged at one side of the tank body, the explosion-proof cavity is arranged at the other side of the tank body, the sealing layer is arranged at the inner side of the tank body, the waterproof layer, the heat-insulating layer and the heat-insulating layer are sequentially arranged on the sealing layer from bottom to top, the waterproof layer, the heat-insulating layer and the heat-insulating layer are positioned on the same vertical straight line, a shell is arranged at one side of the sealing layer, the drain outlet is arranged at the bottom end of the shell, the water level meter is arranged at the inner side, one end of the heating element is connected with an explosion-proof wire joint, the temperature sensors are arranged on two sides of the explosion-proof wire joint, and the temperature sensors are connected to the temperature measurer.

Furthermore, a connecting block is arranged between the explosion-proof cavity and the tank body, and the explosion-proof cavity is in threaded connection with the tank body through the connecting block.

Further, the water inlet is communicated with the shell, and the water outlet is communicated with the water inlet through the shell.

Furthermore, explosion-proof chamber one end is equipped with the lag, the lag cup joints with explosion-proof chamber.

Furthermore, the bottom end of the explosion-proof cavity is provided with a wiring hole, and the wiring hole is communicated with the explosion-proof cavity.

Further, the guide plate is fixedly connected to the shell, the water level meter is fixedly connected to the shell, and the shell is communicated with the sewage draining outlet.

Further, jar body bottom is equipped with the support frame, the support frame bottom is equipped with the screw, the support frame is in jar body fixed connection, the support frame passes through screw and ground thread tightening.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses explosion-proof electric heater has high-efficient, energy-conserving, environmental protection, safe beneficial effect, has set up heating element, protects electric heater through the overheat protection device among the heating element, by the temperature in the Pt100 temperature sensor response casing, when the heating element high temperature, the independent overheat protection device of heating element can cut off heating power supply immediately, avoids heating process in-process high temperature to make heating element burn out, the effectual life who prolongs electric heater.

(2) The utility model discloses set up the security that the explosion-proof chamber improves electric heater, set up explosion-proof line joint in the explosion-proof chamber, can effectually eliminate the hidden danger that the electric spark detonated, set up the heat preservation, prevent that the temperature from running off fast, set up the waterproof layer, guarantee that electric heater liquid can not permeate the casing when the operation outside, make its effect exert the biggest in the heating process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an explosion-proof electric heater with high safety performance according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the inside of a tank of an explosion-proof electric heater with high safety performance according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the inside of the sealing layer of the explosion-proof electric heater with high safety performance according to the embodiment of the present invention.

Reference numerals:

1. a tank body; 2. a flange plate; 3. a support frame; 4. a water outlet; 5. connecting blocks; 6. an explosion-proof cavity; 7. A screw; 8. a sealing layer; 9. a housing; 10. a baffle; 11. a water level gauge; 12. a metal tube; 13. a temperature detector; 14. a temperature sensor; 15. a heating element; 16. an explosion-proof wire joint; 17. a water inlet; 18. a sewage draining outlet; 19. a protective sleeve; 20. a wiring hole; 21. a heat-insulating layer; 22. a thermal insulation layer; 23. and a waterproof layer.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-3, an explosion-proof electric heater with high safety performance according to an embodiment of the present invention includes a tank 1, an explosion-proof cavity 6, a sealing layer 8, a guide plate 10, a water level gauge 11, a temperature measuring gauge 13, a temperature sensor 14, a heating element 15, a drain 18 and a waterproof layer 23, wherein a water outlet 4 is disposed at the upper end of the tank 1, a flange 2 is disposed at one side of the tank 1, the explosion-proof cavity 6 is disposed at the other side of the tank 1, the sealing layer 8 is disposed at the inner side of the tank 1, the waterproof layer 23, a heat-insulating layer 22 and a heat-insulating layer 21 are sequentially disposed on the sealing layer 8 from bottom to top, the waterproof layer 23, the heat-insulating layer 22 and the heat-insulating layer 21 are in the same vertical straight line, a casing 9 is disposed at one side of the sealing layer 8, the drain 18 is disposed at the bottom end of the, the water level meter is characterized in that the guide plate 10 is arranged on the other side of the water level meter 11, a metal pipe 12 is arranged on one side of the guide plate 10, the heating element 15 is arranged on the inner side of the metal pipe 12, one end of the heating element 15 is connected with an explosion-proof wire joint 16, the temperature sensors 14 are arranged on two sides of the explosion-proof wire joint 16, and the temperature sensors 14 are connected to the temperature measuring meter 13.

Through the above scheme of the utility model, be equipped with connecting block 5 between explosion-proof chamber 6 and jar body 1, explosion-proof chamber 6 passes through connecting block 5 and jar body 1 threaded connection, and the main effect of explosion-proof chamber 6 is to improve electric heater's security performance, water inlet 17 communicates with casing 9, delivery port 4 communicates with water inlet 17 through casing 9, explosion-proof chamber 6 one end is equipped with lag 19, lag 19 cup joints with explosion-proof chamber 6, explosion-proof chamber 6 bottom is equipped with wiring hole 20, wiring hole 20 communicates with explosion-proof chamber 6, guide plate 10 is fixed connection in casing 9, and the main effect of guide plate 10 is to make the heater heat evenly, fluviograph 11 is fixed connection in casing 9, casing 9 communicates with drain 18, jar body 1 bottom is equipped with support frame 3, support frame 3 bottom is equipped with screw 7, the support frame 3 is fixedly connected with the tank body 1, and the support frame 3 is fixed with ground threads through screws 7.

When in specific application, the anti-explosion electric heater has the beneficial effects of high efficiency, energy conservation, environmental protection and safety, is provided with the heating element 15, the electric heater is protected by an overheat protection device in the heating element 15, the temperature inside the case is sensed by the Pt100 temperature sensor 14, when the temperature of the heating element 15 is overhigh, the independent overheating protection device of the heating element 15 can immediately cut off the heating power supply, the heating element is prevented from being burnt out due to overhigh temperature in the heating process, the service life of the electric heater is effectively prolonged, the safety of the electric heater is improved by arranging the explosion-proof cavity 6, the explosion-proof wire joint 16 is arranged in the explosion-proof cavity 6, the hidden danger that can effectual elimination electric spark explodes has set up heat preservation 21, prevents that the temperature from running off fast, has set up waterproof layer 23, guarantees that electric heater liquid can not permeate outside casing 9 when the operation, makes its effect play to the biggest in the heating process.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 (7)

1. An explosion-proof electric heater with high safety performance is characterized by comprising a tank body (1), an explosion-proof cavity (6), a sealing layer (8), a guide plate (10), a water level meter (11), a temperature detector (13), a temperature sensor (14), a heating element (15), a drain outlet (18) and a waterproof layer (23), wherein a water outlet (4) is formed in the upper end of the tank body (1), a flange plate (2) is arranged on one side of the tank body (1), the explosion-proof cavity (6) is arranged on the other side of the tank body (1), the sealing layer (8) is arranged on the inner side of the tank body (1), the waterproof layer (23), a heat insulating layer (22) and a heat insulating layer (21) are sequentially arranged from bottom to top on the sealing layer (8), the waterproof layer (23), the heat insulating layer (22) and the heat insulating layer (21) are positioned on the same vertical line, the utility model discloses a temperature sensor, including casing (9), water level gauge (11) one side is connected with water inlet (17), water level gauge (11) opposite side is equipped with guide plate (10), guide plate (10) one side is equipped with tubular metal resonator (12), tubular metal resonator (12) inboard is equipped with heating element (15), heating element (15) one end is connected with explosion-proof line joint (16), explosion-proof line joint (16) both sides are equipped with temperature sensor (14), temperature sensor (14) connect in temperature gauge (13).

2. The explosion-proof electric heater with high safety performance as claimed in claim 1, characterized in that a connecting block (5) is arranged between the explosion-proof cavity (6) and the tank body (1), and the explosion-proof cavity (6) is in threaded connection with the tank body (1) through the connecting block (5).

3. The explosion-proof electric heater with high safety performance as claimed in claim 1, characterized in that the water inlet (17) is communicated with the shell (9), and the water outlet (4) is communicated with the water inlet (17) through the shell (9).

4. The explosion-proof electric heater with high safety performance as claimed in claim 1, characterized in that a protective sleeve (19) is arranged at one end of the explosion-proof chamber (6), and the protective sleeve (19) is sleeved with the explosion-proof chamber (6).

5. An explosion-proof electric heater with high safety performance as claimed in claim 1, characterized in that the bottom end of the explosion-proof cavity (6) is provided with a wiring hole (20), and the wiring hole (20) is communicated with the explosion-proof cavity (6).

6. The explosion-proof electric heater with high safety performance as claimed in claim 1, characterized in that the deflector (10) is fixedly connected to the housing (9), the water level gauge (11) is fixedly connected to the housing (9), and the housing (9) is communicated with the sewage draining outlet (18).

7. The explosion-proof electric heater with high safety performance according to claim 1, characterized in that a support frame (3) is arranged at the bottom end of the tank body (1), a screw (7) is arranged at the bottom end of the support frame (3), the support frame (3) is fixedly connected with the tank body (1), and the support frame (3) is fixed with the ground through the screw (7) in a threaded manner.

Images