CN215453303U

CN215453303U - Energy-saving explosion-proof electric heater

Info

Publication number: CN215453303U
Application number: CN202121003613.2U
Authority: CN
Inventors: 张传亮
Original assignee: Liangshan Ruilaide Environmental Protection Equipment Co ltd
Current assignee: Liangshan Ruilaide Environmental Protection Equipment Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-01-07
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses an energy-saving explosion-proof electric heater which comprises a heat-insulating shell, wherein an explosion-proof wire connector is detachably arranged at one end of the heat-insulating shell, a wire connecting port is formed in the outer wall of the explosion-proof wire connector, an output pipeline is fixedly connected to the other end of the heat-insulating shell, the output pipeline is communicated with the inside of the heat-insulating shell, and a spiral pipeline is coiled outside the heat-insulating shell. The energy-saving explosion-proof electric heater provided by the utility model adopts the spiral pipeline as an input pipeline, and is wound outside the heat-insulating shell, when the heat is input, part of heat which cannot be locked by the heat-insulating shell is lost, the part of heat is conducted into the spiral pipeline, and the fluid in an input state is preheated, so that the heat utilization rate is improved.

Description

Energy-saving explosion-proof electric heater

Technical Field

The utility model relates to the field of electric heating pipes, in particular to an energy-saving explosion-proof electric heater.

Background

An explosion-proof electric heater is a device for converting electric power into heat energy for explosion-proof occasions. The device is used for heating, preserving heat and heating flowing or static liquid, gaseous and solid media. The low-temperature fluid medium enters the input port of the electric heating container under the action of pressure in the work process, the high-temperature heat energy generated in the work process of the electric heating element is taken away along a specific heat exchange flow channel in the electric heating container by applying a path designed by the fluid thermodynamic principle, so that the temperature of the heated medium is increased, and the high-temperature medium required by the process is obtained at the outlet of the electric heating pipe.

At present, explosion-proof electric heaters are widely applied to places needing explosion protection, such as chemical engineering, military industry, petroleum, natural gas, offshore platforms, ships, mining areas and the like. The utility model discloses a chinese utility model patent that publication number is CN210345904U provides an energy-conserving explosion-proof electric heater, just pointed out in this patent that current explosion-proof electric heater all heats the liquid in the explosion-proof electric heater shell through the electric energy, extravagant electric energy source, can not reach fine energy-conserving effect scheduling problem, and simultaneously, through being provided with the photovoltaic board in this patent, the photovoltaic board is provided with four, and the photovoltaic board is through the portable district to outdoor sunshine sufficient section of auto-lock gyro wheel, it stores the electric energy to ensure to convert more solar energy into the electric energy storage in the battery, be convenient for the battery supplies power to all inside electrical apparatus of explosion-proof electric heater, thereby play the effect of energy-conservation. However, in actual use, certain disadvantages still exist, the photovoltaic panel is additionally assembled, the manufacturing cost is greatly increased, meanwhile, the photovoltaic panel has higher requirements on the installation position, the power transmission line needs to be arranged, the installation difficulty is greatly improved, and therefore the practicability is extremely low.

Disclosure of Invention

The utility model mainly aims to provide an energy-saving explosion-proof electric heater which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an energy-conserving explosion-proof formula electric heater, includes the heat preservation casing, the detachable explosion-proof connector of installing of heat preservation casing's one end, the outer wall of explosion-proof connector is equipped with the wiring mouth, the other end fixedly connected with output pipeline of heat preservation casing, output pipeline communicates with each other with the inside of heat preservation casing, the outside of heat preservation casing is coiled there is the helical tube, the one end of helical tube and heat preservation casing's outer wall fixed connection, the helical tube communicates with each other with the inside of heat preservation casing, fixed mounting has electric heating pipe on the explosion-proof connector, and electric heating pipe extends to the inside of heat preservation casing.

Preferably, the outer wall of the heat-insulating shell is fixedly provided with a first supporting leg and a second supporting leg, the bottom ends of the first supporting leg and the second supporting leg are fixedly provided with a bottom pad, the bottom of the bottom pad is provided with an anti-slip groove, and the length of the first supporting leg and the length of the second supporting leg are larger than the outer diameter of the spiral pipeline.

Preferably, the one end fixed mounting that the output pipeline was kept away from to the heat preservation casing has first ring flange, the one end fixed mounting that explosion-proof connector is close to the heat preservation casing has the second ring flange, through the detachable connection of bolt between first ring flange and the second ring flange.

Preferably, a second guide plate is fixedly mounted at the top of the inner side of the heat-insulating shell, a space is reserved between the bottom of the second guide plate and the bottom of the inner side of the heat-insulating shell, a first guide plate is fixedly mounted at the bottom of the inner side of the heat-insulating shell, and a space is reserved between the top of the first guide plate and the top of the inner side of the heat-insulating shell.

Preferably, the fixing strip is detachably mounted on the outer portion of the heat preservation shell, an arc-shaped groove is formed in one side, close to the heat preservation shell, of the fixing strip, the number of the arc-shaped grooves is equal to the number of spiral joints of the spiral pipeline, and the spiral pipeline is matched with the arc-shaped groove.

Preferably, the one end of fixed strip has first mounting panel through welded fastening installation, first mounting panel passes through the bolt and is connected with the heat preservation casing is detachable, the other end of fixed strip passes through welded fastening installation has the second mounting panel, the second mounting panel passes through the bolt and is connected with the heat preservation casing is detachable.

Compared with the prior art, the utility model has the following beneficial effects: this energy-conserving explosion-proof electric heater, adopt the helical tube as the input pipeline, coil in the outside of heat preservation casing, when inputing, the partial heat that the heat preservation casing failed to pin runs off, this partial heat conduction is to the helical tube in, preheat the fluid that is in input state, thereby improve heat utilization rate, furthermore, each helical pitch is arranged closely among the helical tube structure, encircle the heat preservation casing, to a certain extent, can improve the heat preservation effect, reach energy-conserving purpose, do benefit to people and use, the whole structure is simple, high durability and convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a front view of an energy-saving explosion-proof electric heater according to the present invention.

Fig. 2 is a schematic diagram of the internal structure of a heat preservation shell in the energy-saving explosion-proof electric heater.

Fig. 3 is a schematic structural diagram of a fixing strip in the energy-saving explosion-proof electric heater of the utility model.

In the figure: 1. a heat-insulating shell; 2. an explosion-proof wire connector; 3. a first flange plate; 4. a second flange plate; 5. a first support leg; 6. a second support leg; 7. a helical conduit; 8. an output pipe; 9. an electric heating tube; 10. a first baffle; 11. a wiring port; 12. a first mounting plate; 13. a fixing strip; 14. a second mounting plate; 15. a cambered surface groove; 16. a second baffle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1 and fig. 2, an energy-saving explosion-proof electric heater comprises a heat-insulating casing 1, an explosion-proof wire connector 2 is detachably mounted at one end of the heat-insulating casing 1, a wire connection port 11 is formed in the outer wall of the explosion-proof wire connector 2, an output pipeline 8 is fixedly connected to the other end of the heat-insulating casing 1, the output pipeline 8 is communicated with the inside of the heat-insulating casing 1, a spiral pipeline 7 is coiled outside the heat-insulating casing 1, one end of the spiral pipeline 7 is fixedly connected to the outer wall of the heat-insulating casing 1, the spiral pipeline 7 is communicated with the inside of the heat-insulating casing 1, an electric heating pipe 9 is fixedly mounted on the explosion-proof wire connector 2, the electric heating pipe 9 extends into the heat-insulating casing 1, the spiral pipeline 7 is adopted as an input pipeline and is coiled outside the heat-insulating casing 1, when input is performed, part of heat which cannot be locked in the heat-insulating casing 1 is lost and conducted into the spiral pipeline 7, the fluid in the input state is preheated, so that the heat energy utilization rate is improved, and in addition, each spiral section in the spiral pipeline 7 structure is tightly arranged and surrounds the heat-insulating shell 1, so that the heat-insulating effect can be improved to a certain extent.

Example two:

as shown in figure 1, fixed mounting has first supporting leg 5 and second supporting leg 6 on the outer wall of heat preservation casing 1, plays the supporting role to overall structure, and the equal fixed mounting in bottom of first supporting leg 5 and second supporting leg 6 has the heelpiece, and the non-slip groove has been seted up to the bottom of heelpiece, improves anti-skidding effect, and the length of first supporting leg 5 and second supporting leg 6 all is greater than the external diameter of helical pipeline 7, prevents helical pipeline 7 and places the plane contact.

Example three:

as shown in figure 1, the one end fixed mounting that output pipeline 8 was kept away from to heat preservation casing 1 has first ring flange 3, and the one end fixed mounting that explosion-proof connector 2 is close to heat preservation casing 1 has second ring flange 4, through the detachable connection of bolt between first ring flange 3 and the second ring flange 4, and dismouting easy operation does benefit to and dismantles when production assembly and trouble and overhauls or changes.

Example four:

as shown in fig. 2, the inside top of the heat preservation shell 1 is fixedly provided with a second guide plate 16, a distance is left between the bottom of the second guide plate 16 and the inside bottom of the heat preservation shell 1, the inside bottom of the heat preservation shell 1 is fixedly provided with a first guide plate 10, a distance is left between the top of the first guide plate 10 and the inside top of the heat preservation shell 1, the first guide plate 10 and the second guide plate 16 change the internal fluid channel of the heat preservation shell 1 into a continuous S-shaped channel, the length of the fluid channel is increased, and the fluid heat energy storage is improved.

Example five:

as shown in fig. 1 and fig. 3, the fixed strip 13 is detachably installed to the outside of heat preservation housing 1, cambered surface recess 15 has been seted up to one side that fixed strip 13 is close to heat preservation housing 1, cambered surface recess 15's quantity equals with the spiral pitch number of helical pipeline 7, helical pipeline 7 agrees with cambered surface recess 15 mutually, play the fixed action to helical pipeline 7, welded fastening installs first mounting panel 12 through welded fastening the one end of fixed strip 13, first mounting panel 12 passes through the bolt and is detachably connected with heat preservation housing 1, welded fastening installs second mounting panel 14 through the other end of fixed strip 13, second mounting panel 14 passes through the bolt and detachably connects with heat preservation housing 1, dismouting easy operation, dismantle when doing benefit to production assembly and trouble and overhaul or change.

It should be noted that, the utility model is an energy-saving explosion-proof electric heater, when in use, the circuit of the external power supply is butted with the wiring port 11, the start of the electric heater is controlled, the electric heating pipe 9 converts the electric energy into heat energy, meanwhile, fluid is input into the heat preservation shell 1 through the spiral pipeline 7, after the fluid enters the heat preservation shell 1, the fluid is heated, the fluid channel inside the heat preservation shell 1 is changed into a continuous S shape by the first guide plate 10 and the second guide plate 16, the length of the fluid channel is increased, the thermal energy storage of the fluid is improved, and finally, the fluid carrying heat is output through the output pipeline 8, which is more practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an energy-conserving explosion-proof formula electric heater, includes heat preservation casing (1), its characterized in that: explosion-proof wire connector (2) are detachably installed to the one end of heat preservation casing (1), the outer wall of explosion-proof wire connector (2) is equipped with wiring mouth (11), the other end fixedly connected with output tube (8) of heat preservation casing (1), output tube (8) communicate with each other with the inside of heat preservation casing (1), the outside of heat preservation casing (1) is coiled there is spiral pipe (7), the one end of spiral pipe (7) and the outer wall fixed connection of heat preservation casing (1), spiral pipe (7) communicate with each other with the inside of heat preservation casing (1), fixed mounting has electric heating pipe (9) on explosion-proof wire connector (2), and electric heating pipe (9) extend to the inside of heat preservation casing (1).

2. An energy-saving explosion-proof electric heater according to claim 1, characterized in that: fixed mounting has first supporting leg (5) and second supporting leg (6) on the outer wall of heat preservation casing (1), the equal fixed mounting in bottom of first supporting leg (5) and second supporting leg (6) has the heelpiece, and the non-slip groove has been seted up to the bottom of heelpiece, the length of first supporting leg (5) and second supporting leg (6) all is greater than the external diameter of helical pipeline (7).

3. An energy-saving explosion-proof electric heater according to claim 1, characterized in that: one end fixed mounting that output pipeline (8) were kept away from in heat preservation casing (1) has first ring flange (3), explosion-proof wire connector (2) are close to the one end fixed mounting of heat preservation casing (1) and have second ring flange (4), through the detachable connection of bolt between first ring flange (3) and second ring flange (4).

4. An energy-saving explosion-proof electric heater according to claim 1, characterized in that: the heat preservation shell comprises a heat preservation shell body (1), wherein a second guide plate (16) is fixedly mounted at the top of the inner side of the heat preservation shell body (1), a distance is reserved between the bottom of the second guide plate (16) and the bottom of the inner side of the heat preservation shell body (1), a first guide plate (10) is fixedly mounted at the bottom of the inner side of the heat preservation shell body (1), and a distance is reserved between the top of the first guide plate (10) and the top of the inner side of the heat preservation shell body (1).

5. An energy-saving explosion-proof electric heater according to claim 1, characterized in that: the outside detachable of heat preservation casing (1) installs fixed strip (13), cambered surface recess (15) have been seted up to one side that fixed strip (13) are close to heat preservation casing (1), the quantity of cambered surface recess (15) equals with the spiral pitch number of helical pipeline (7), helical pipeline (7) agree with cambered surface recess (15) mutually.

6. An energy-saving explosion-proof electric heater according to claim 5, characterized in that: the one end of fixed strip (13) is passed through welded fastening and is installed first mounting panel (12), first mounting panel (12) are through bolt and the detachable connection of heat preservation casing (1), the other end of fixed strip (13) is through welded fastening and installs second mounting panel (14), second mounting panel (14) are through bolt and the detachable connection of heat preservation casing (1).