CN211977278U

CN211977278U - Semiconductor electric heating oil pumpless circulating oil-electric water heater

Info

Publication number: CN211977278U
Application number: CN202020391796.9U
Authority: CN
Inventors: 陈凤
Original assignee: Zhejiang Geluowei Energy Technology Co ltd
Current assignee: Zhejiang Geluowei Energy Technology Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-20
Anticipated expiration: 2030-03-24

Abstract

The utility model particularly relates to a semiconductor electrical heating generates heat oily no pump circulation's oily electric water heater. The semiconductor heating device comprises a base, an outer frame, a semiconductor heating pipe and a heat exchanger, wherein the outer frame is fixed on the base and wraps the semiconductor heating pipe and the heat exchanger, an intermediate water cavity is formed in the heat exchanger, a water outlet is formed in the upper portion of the intermediate water cavity, a water inlet is formed in the lower portion of the intermediate water cavity, oil cavities are formed in the upper side and the lower side of the intermediate water cavity in the heat exchanger respectively, transition oil cavities are formed between the oil cavities and the intermediate water cavity, a heat exchange coil is arranged in the intermediate water cavity, the two ends of the heat exchange coil are communicated with the transition oil cavities, the transition oil cavities are communicated with the oil cavities through center holes formed in partition surfaces, the oil cavities are communicated with the semiconductor heating pipe, and the semiconductor heating. The electric water heater has the advantages that the equipment safety, the heat exchange efficiency, the service life and the equipment stability are greatly improved.

Description

Semiconductor electric heating oil pumpless circulating oil-electric water heater

Technical Field

The utility model relates to a heating technical field, concretely relates to semiconductor electric heating generates heat oily no pump circulation's oily electric water heater.

Background

The type of the heater adopted by the electric water heater or the electric boiler in the heat carrier heat exchange mode in the market is mainly a resistance type heating pipe, and resistance type heating is conducted through a heat-conducting medium no matter a resistance material is arranged inside or outside, so that water and electricity are not separated in the true sense, and the hidden danger of electric leakage caused by corrosion or breakdown of the medium exists; furthermore, the high temperature thermal inertia of the heating rod also has unsafe factors; the relay directly supplies power to the resistance rod, the impact current is large, and overcurrent impact and voltage fluctuation are easy to occur to cause damage to other electrical appliances, for example, the invention patent 200610122514X 'high carbon molecule heating oil energy-saving electric water heater', the utility model patent 2018214065575 'high carbon molecule heating oil electric water heater with an internal and external spiral heat exchange structure', 2018218506153 'a high carbon molecule heating oil heat supply unit' and other most patent structures are similar, and a resistance-type heating pipe is adopted as a heating element, so the problems are all existed. In addition, an electromagnetic heating mode is provided, because water and electricity are separated and the service life is long, meanwhile, an internal circulation pipeline structure is not needed to be disassembled when equipment is maintained, the later maintenance is less, the electromagnetic heating mode is applied to a plurality of high-power electric water heater equipment, but the problem of low electric heat conversion efficiency exists, patent 2017214165579 'an organic heat carrier boiler based on variable-frequency electromagnetic energy heating' utilizes an electromagnetic heating technology to heat carrier oil, the patent only serves as the heating of the heat carrier oil to heat other liquid states after heat exchange, meanwhile, an oil pump is needed to be specially equipped for circulation to carry out heat exchange, and the structure is insufficient in heat exchange area, and the oil pump consumes electric energy to cause the actual heating effect to be unsatisfactory and cannot exert the maximum efficiency of electromagnetic heating.

Disclosure of Invention

In order to solve the problem, the utility model provides an utilize oil electric water heater of semiconductor heating technique who all has promotion by a wide margin on equipment security, heat exchange efficiency, life-span and equipment stability.

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

an oil-electric water heater with semiconductor electric heating oil pump-free circulation comprises a base, an outer frame, a semiconductor heating pipe and a heat exchanger, the outer frame is fixed on the base and coats the semiconductor heating pipe and the heat exchanger, an intermediate water cavity is arranged in the heat exchanger, the upper part of the middle water cavity is provided with a water outlet, the lower part of the middle water cavity is provided with a water inlet, oil cavities are respectively arranged at the upper side and the lower side of the middle water cavity in the heat exchanger, a transition oil cavity is arranged between the oil cavity and the middle water cavity, a heat exchange coil is arranged in the middle water cavity, two ends of the heat exchange coil are communicated with a transition oil cavity, the transition oil cavity is communicated with the oil cavity through a central hole arranged on the partition surface, the oil cavities are communicated with the semiconductor heating pipes, the plurality of groups of semiconductor heating pipes are axially arranged along the heat exchanger and evenly distributed along the circumferential direction of the heat exchanger, and heating sheets are evenly distributed on the circumference of each semiconductor heating pipe.

Furthermore, both ends of the semiconductor heating pipe are connected with one-way valve assemblies, each one-way valve assembly comprises a top one-way valve assembly and a bottom one-way valve assembly, each top one-way valve assembly comprises an upper sealing sleeve, a ball body and a ball valve connecting threaded pipe, each bottom one-way valve assembly comprises a heating pipe lower connecting pipe, a ball body and a lower sealing pipe body, slope surfaces are arranged in the upper sealing sleeve and the lower sealing pipe body, and the slope surfaces are matched with the dead weight of the ball bodies to seal.

Furthermore, the top of the semiconductor heating pipe is provided with a movable sealing fixed sleeve assembly which comprises a fixed nut, a gasket and a plurality of groups of rubber rings are sequentially arranged in the fixed nut, the inner ring surface of each rubber ring is statically sealed with the outer surface of the oil outlet end of the semiconductor heating pipe, and the top surface of each rubber ring is sealed with the bottom plane of the upper pipe.

Furthermore, the upper side oil cavity and the lower side oil cavity are fixedly provided with threaded mounting pipes, two ends of the semiconductor heating pipe are transitionally mounted to the threaded mounting pipes through ball valves, and the lower part of the semiconductor heating pipe is further provided with an oil drainage plug.

Furthermore, a plug cover is arranged at the position of the upper oil cavity corresponding to each semiconductor heating pipe.

Further, the heat exchanger outside wraps up insulation material.

Furthermore, the front space and the rear space of the inner part of the outer frame are located, the front space of the outer frame is provided with an electric control system, the electric control system comprises a power supply measuring transmitter, a power supply protector, a remote module, a circuit breaker for controlling the opening and closing of a main power supply, an air switch for controlling the opening and closing of a power supply of a specific power utilization module, a control panel for controlling the on-off of a contactor and data transmission, a touch display screen for setting parameters, a display lamp for displaying the running state of equipment, an emergency stop button capable of rapidly closing the equipment, a fan for dissipating heat of an electric control room, and a switching power supply for providing direct.

Furthermore, the metal plate surrounding structure at the front space of the outer frame, namely the electric control system, is a single layer, the metal plate surrounding structure at the rear space, namely the heating area, is a double layer, and meanwhile, the heat insulation material is placed inside the double layer.

Furthermore, a temperature probe and a water flow switch are installed at the water outlet.

Furthermore, a water outlet matched with a ball valve for independent control is arranged on the side surface of the water inlet.

The utility model utilizes the semiconductor heating technology to carry out electric drive, simultaneously, the pump-free circulating heat carrier oil is used as a medium, and then the heat exchanger and the circulating water are used for heat exchange, so that the characteristics of high safety and long service life of water-electricity separation of semiconductor heating can be exerted; meanwhile, the semiconductor heats the hot carrier oil instead of water, so that the rusting risk can be avoided to improve the performance and the safety of the heating equipment of the existing electric heating boiler.

The utility model discloses an oil electric water heater adopts the configuration optimization design, because heat exchange coil circumference equipartition is in the heat exchanger, the semiconductor heating tube evenly arranges along heat exchanger circumference, the business turn over oilhole of going up the downside transition oil pocket simultaneously is located the central point with the oil pocket contact surface and puts, consequently it is the same to follow the oil circuit total length that every coil pipe of oil-out process from the oil inlet, can ensure heat exchange coil's parallelly connected heat transfer effect, this design layout is reasonable, compact structure to can effectively promote electric water heater's heat exchange efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the heat exchange system of the present invention;

FIG. 3 is a cross-sectional view of the heat exchange system of the present invention;

FIG. 4 is a top view of the heat exchange system of the present invention;

FIG. 5 is a schematic view of the top check valve assembly and the movable sealing retaining sleeve assembly of the present invention;

fig. 6 is a schematic structural view of the bottom check valve assembly of the present invention.

Detailed Description

For the related technical personnel to more clearly understand the technical scheme of the utility model, the utility model will now be described in further detail with reference to the attached drawings. Wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout.

In the description of the present invention, it should be understood that the terms "upper", "lower", "inner", "outer", "front", "rear", and the like indicate spatial or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Examples

As shown in fig. 1-6, a semiconductor electric heating oil pumpless circulating oil-electric water heater, includes base 1, outer frame 2, semiconductor heating pipe 3, heat exchanger, outer frame 2 fixes on base 1 and with semiconductor heating pipe 3 and heat exchanger cladding, base 1 is symmetrical structure and leaves great size space all around and is used for the transport. The heat exchanger is internally provided with a middle water cavity 82, the upper part of the middle water cavity 82 is provided with a water outlet 91, the lower part of the middle water cavity 82 is provided with a water inlet 92, an upper oil cavity 80 is arranged on the upper side of the middle water cavity 82 in the heat exchanger, an upper transition oil cavity 81 is arranged between the upper oil cavity 80 and the middle water cavity 82, a lower oil cavity 84 is arranged on the lower side of the middle water cavity 82, a lower transition oil cavity 83 is arranged between the lower oil cavity 84 and the middle water cavity 82, a plurality of groups of heat exchange coil pipes 87 which are uniformly distributed on the circumference are arranged in the middle water cavity 82, the oil inlets of the heat exchange coil pipes 87 are welded on the upper transition oil cavity 81, the oil outlets of the heat exchange coil pipes are welded on the lower transition oil cavity 83, the adjacent transition oil cavities are communicated with the oil cavities through center holes which are arranged on, compare the existing tetrahedron in market and generate heat more evenly, be favorable to the equipartition of three-phase electricity to give electricity simultaneously, outside parcel insulation material effectively plays thermal utilization ratio simultaneously.

The semiconductor heating pipe 3 is composed of a single or a plurality of heating pipe components which are connected in series, the bottom of each heating pipe component is connected with a bottom one-way valve component 6 and is installed on a thread installation pipe on the upper surface of a lower oil cavity 84 in a transition mode through a ball valve, a heating pipe component top water outlet pipe matched with a heating pipe top movable sealing fixed sleeve component 4 is connected with a top one-way valve component 5 and is installed on a thread installation pipe on the lower surface of an upper oil cavity 80 in a transition mode through a ball valve 7 and is fixed through threads, a plug cover 86 is arranged at the position, corresponding to each semiconductor heating pipe 3, of the upper oil cavity 80.

Wherein top check valve subassembly 5 comprises last sealing sleeve 53, spheroid 52, ball valve connecting thread pipe 51, the inside dead weight that has chamfer cooperation spheroid 52 of last sealing sleeve 53 seals, and one end is connected with fixed sleeve subassembly 4 of the fixed other end of ball valve connecting thread pipe 51 and the fixed cover of semiconductor heating pipe 3 top activity seal. The bottom check valve component 6 is composed of a lower heating pipe connecting pipe 61, a ball 62, a lower sealing pipe body 63 and an oil drainage plug 64, wherein the lower heating pipe connecting pipe 61 is provided with a bottom threaded pipe of the fixed heating pipe, the lower sealing pipe body 63 is internally provided with a self weight of the ball 62 matched with a chamfer angle for sealing, one end of the lower sealing pipe body is connected with the other end of the lower heating pipe connecting pipe 61 in a threaded fixing mode and a ball valve, and the oil drainage plug 64 is arranged on the lower sealing pipe body 63. When a certain heating pipe needs to be replaced or maintained, the upper ball valve and the lower ball valve can be closed, the oil drainage plug 64 is opened to drain the heat carrier oil in the heating pipe, then the heating pipe is detached, and finally the drained heat carrier oil is poured into an upper oil cavity of the heater after the plug cover 86 at the top of the equipment is opened again so as not to lose the heat carrier oil and not to influence the normal operation of the equipment.

Wherein the fixed sleeve component 4 of the movable seal on the top of the semiconductor heating tube 3 is composed of a fixing nut 41, a plurality of high temperature resistant rubber rings 43 and a gasket 42, wherein the gasket 42 and the high temperature resistant rubber rings 43 are sequentially placed inside the fixing nut 41, the fixing nut 41 is installed on an upper sealing sleeve 53 of the top one-way valve body component 5, a water outlet pipe on the top of the heating tube is inserted inside the fixing nut 41, then the fixing nut 41 of the component is screwed after the bottom of the whole heating tube component is fixed by screw threads, the inner ring surface of the rubber ring 43 is statically sealed with the outer surface of the water outlet pipe of the heating tube and fixes the water outlet pipe in a floating way, the top surface of the rubber ring 43 is sealed with the bottom plane of a threaded pipe on the lower surface of the upper sealing sleeve 53 in an end face way, the danger of deformation, even cracking and the like of the heating tube caused, in addition, the sealing effect is good.

Wherein the heat exchanger is wrapped with high temperature resistant heat preservation material 85.

The utility model discloses a portable electronic device, including outer frame 2, the front portion space of outer frame 2 is located electric control system is disposed to the space around the part, contains power measurement transmitter, power protector, remote module, the circuit breaker 21 of control total power source switching, the empty of the specific electricity module power of control switching is opened, control contactor break-make and data transmission's control panel for the touch display screen 22 of setting up the parameter, display device running state's display lamp 24, the scram button 23 that can close equipment rapidly, give the radiating fan 25 of automatically controlled room, and provide direct current's switching power supply for control panel and remote module. The touch display screen 22 can be used for operating the water temperature of the equipment, setting a threshold value for alarming, setting a temperature value of an operating time period and the time period, checking past operating parameters and past fault records, manually operating the heating pipe and the circulating water pump, starting and stopping the equipment, and setting relevant operating parameters of the equipment.

The front space of the outer frame 2, namely the sheet metal at the electric control system, is designed in a single layer, the rear space, namely the sheet metal at the heating area, is designed in a double layer, and meanwhile, the heat insulation material is placed in the double layer.

The water outlet of the middle water cavity 82 is provided with a temperature probe 95 and a water flow switch 94, the side surface of the water inlet 92 is provided with a water outlet 93 matched with a ball valve for independent control, and the redundant hot water in the heater can be quickly emptied when the heater is maintained and is not used.

The utility model discloses electric water heater is as the component part among the heating system, and is supporting with other equipment, for example holding water tank, outside water system circulating pump, fin, pipeline etc to electricity is as energy source, but local or remote starting equipment operation.

Aiming at the problems of low-temperature starting current surge of a semiconductor and low power of a high-temperature environment, an electric control board of the equipment can automatically detect the ambient temperature of a heating pipe and the total power of the opening of the heating pipe to carry out the selective opening of the number of heaters and the time control of intervals, so that the equipment avoids the damage to an external network caused by the current surge, and can meet the power load requirement of a customer on equipment heating. In addition, the arranged heat dissipation fan can effectively dissipate heat of electrical components, the service life of the components is prolonged, and meanwhile, the safety is improved.

In addition, the circulation scheme of the oil circuit after the equipment is started is as follows: because the heat carrier oil in the heater is in a normal-pressure operation mode, the ball body of the top one-way valve component is pushed into the upper oil cavity by jacking the top one-way valve component when the temperature of the heat carrier oil in the heating pipe is higher than the atmospheric pressure due to the existence of oil buoyancy, the high-temperature oil close to the top one-way valve component in the heating pipe is pushed into the upper oil cavity by the ball body of the top one-way valve component when the temperature of the heat carrier oil in the heating pipe is higher than the atmospheric pressure, the ball body at the position is sealed with the upper sealing pipe body under the influence of the oil gravity of the upper oil cavity and the ball body dead weight of the top one-way valve component when the temperature of the heat carrier oil in the heating pipe is lower than the atmospheric pressure, and the ball body of the bottom one-way valve component is separated from the sealing surface of the lower sealing pipe body due to the existence of the The spheroid resumes with the sealed state of bottom check valve subassembly's lower sealing pipe body during the come-up, later the heating pipe internal pressure rises again because of carrier oil thermal energy back pressure until can open top check valve subassembly's spheroid, thereby this process is repeated to be carried out and realize the cyclic heat transfer of inside oil circuit, and whole process need not additionally to increase the oil pump as supplementary.

The above, it is only the preferred embodiment of the present invention, not to make any restriction on the utility model, all the bases the technical principle of the present invention is to any simple modification, equivalent change or modification made by the above embodiments, still belong to the technical solution scope of the present invention.

Claims

1. An oil-electric water heater with semiconductor electric heating oil pump-free circulation comprises a base (1), an outer frame (2), a semiconductor heating pipe (3) and a heat exchanger, wherein the outer frame (2) is fixed on the base (1) and coats the semiconductor heating pipe (3) and the heat exchanger, a middle water cavity (82) is arranged in the heat exchanger, a water outlet (91) is formed in the upper portion of the middle water cavity (82), a water inlet (92) is formed in the lower portion of the middle water cavity, oil cavities are respectively formed in the upper side and the lower side of the middle water cavity (82) in the heat exchanger, a transition oil cavity is formed between the oil cavity and the middle water cavity (82), a heat exchange coil (87) is arranged in the middle water cavity (82), two ends of the heat exchange coil (87) are communicated with the transition oil cavities, the transition oil cavities are communicated with the center hole formed in the partition surface, and the, the semiconductor heating pipes (3) are axially arranged along the heat exchanger and evenly distributed along the circumferential direction of the heat exchanger, and heating sheets are evenly distributed on the circumference of each semiconductor heating pipe (3).

2. The oil-electric water heater with semiconductor electric heating oil pump-free circulation as claimed in claim 1, characterized in that a check valve assembly is connected to each end of the semiconductor heating pipe (3), the check valve assembly comprises a top check valve assembly (5) and a bottom check valve assembly (6), the top check valve assembly (5) comprises an upper sealing sleeve (53), a ball (52) and a ball valve connecting threaded pipe (51), the bottom check valve assembly (6) comprises a heating pipe lower connecting pipe (61), a ball (62) and a lower sealing pipe body (63), and slope surfaces are arranged in the upper sealing sleeve (53) and the lower sealing pipe body (63) and are matched with the self weight of the balls (52, 62) for sealing.

3. The semiconductor electric heating oil pump-free circulation oil-electric water heater according to claim 1, wherein a movable sealing fixing sleeve assembly (4) is arranged at the top of the semiconductor heating pipe (3) and comprises a fixing nut (41), a gasket (42) and a plurality of groups of rubber rings (43) are sequentially arranged in the fixing nut (41), the inner ring surface of each rubber ring (43) is statically sealed with the outer surface of the oil outlet end of the semiconductor heating pipe (3), and the top surface of each rubber ring (43) is end-sealed with the bottom plane of the upper pipe.

4. The semiconductor electric heating oil pumpless cycle oil-electric water heater as claimed in claim 1, characterized in that the upper and lower oil cavities are fixedly provided with threaded mounting pipes, two ends of the semiconductor heating pipe (3) are transitionally mounted to the threaded mounting pipes through ball valves (7), and the lower part of the semiconductor heating pipe (3) is further provided with an oil drainage plug (64).

5. An oil-electric water heater with semiconductor electric heating oil pump-free circulation as claimed in claim 1, characterized in that the upper oil chamber is provided with a plug cover (86) corresponding to the position of each semiconductor heating pipe (3).

6. The oil-electric water heater of semiconductor electric heating oil pump-free circulation according to claim 1, characterized in that the heat exchanger is wrapped with a thermal insulation material (85) at the outer side.

7. The oil-electric water heater of semiconductor electric heating oil pump-free circulation according to claim 1, characterized in that, the front and back space of the inner part of the outer frame (2), the electric control system arranged in the front space of the outer frame (2), the power supply protection device, the remote module, the circuit breaker (21) for controlling the opening and closing of the main power supply, the control panel for controlling the opening and closing of the power supply of the specific electric module, the on-off of the contactor and the data transmission, the touch display screen (22) for setting parameters, the display lamp (24) for displaying the running state of the equipment, the emergency stop button (23) capable of rapidly closing the equipment, the fan (25) for heat dissipation of the electric control room, and the switch power supply for supplying direct current to the control panel and the remote module.

8. The semiconductor electric heating oil pumpless cycle oil-electric water heater as claimed in claim 7, wherein the metal plate enclosure structure in the front space of the outer frame (2), i.e. the electric control system, is a single layer, the metal plate enclosure structure in the rear space, i.e. the heating area, is a double layer, and a heat insulation material is placed inside the double layer.

9. A semiconductor electric heating oil pumpless cycle oil electric water heater according to claim 1, characterized in that the water outlet is equipped with a temperature probe (95) and a water flow switch (94).

10. The semiconductor electric heating oil pumpless cycle oil electric water heater as claimed in claim 1, wherein a drain opening (93) is provided on a side of the water inlet (92) and is individually controlled by a ball valve.