CN111520698A

CN111520698A - Automatic atmospheric pressure protection formula electric power steam engine of control heating

Info

Publication number: CN111520698A
Application number: CN202010386931.5A
Authority: CN
Inventors: 陈兆真
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-08-11

Abstract

The utility model provides an automatic atmospheric pressure protection formula electric power steam engine of control heating, relates to external combustion engine technical field, including a jar body, the air cavity has been seted up at the middle part of jar body, the interior diapire fixedly connected with electric plate of jar body, the inner wall fixedly connected with of jar body bottom and electric plate electric connection's resistance one, the right side bottom inner wall fixedly connected with of jar body and resistance electric connection's negative plate. This atmospheric pressure protection formula electric power steam engine of automatic control heating, cooperation through resistance one and dielectric plate is used, when the electric plate is with the water evaporation of gas cavity in, inside atmospheric pressure can rise, move the piston rod to the right side, at this moment the relative area increase of positive plate and negative plate of dielectric plate, when the piston rod moved to the right-hand member, at this moment circuit voltage is greater than the maximum access voltage of resistance one, lead to the circuit disconnection of electric plate, the stop heating helps the inside gas cooling shrink of air cavity, thereby the practicality has been improved, steam engine's safety in utilization has been guaranteed.

Description

Automatic atmospheric pressure protection formula electric power steam engine of control heating

Technical Field

The invention relates to the technical field of external combustion engines, in particular to an air pressure protection type electric steam engine capable of automatically controlling heating.

Background

The heat engine utilizes fuel combustion to heat a circulating working medium (for example, a steam engine conveys high-temperature and high-pressure steam generated by heating water in a boiler into the machine), so that heat energy is converted into mechanical energy.

The steam engine at present can cause inside atmospheric pressure too high often in the use, though present steam engine is provided with the pneumatic valve and protects, but present pneumatic valve utilizes atmospheric pressure transmission mostly, and the sensitivity probably is not very high, leads to the protection mechanism to realize slower, is difficult to stop dangerous production completely to firepower steam engine uses limitedly, is unfavorable for widelys popularizing and using.

Therefore, the air pressure protection type electric steam engine capable of automatically controlling heating is provided for solving the problems, the practicability is improved through the matching of the first resistor and the dielectric plate, the use safety of the steam engine is guaranteed, the sensitivity of the air pressure protection device is improved through the matching of the second resistor and the electromagnet, and the danger caused by high air pressure of the steam engine is effectively solved.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: an air pressure protection type electric steam engine capable of automatically controlling heating comprises a tank body, wherein an air cavity is formed in the middle of the tank body, an electric heating plate is fixedly connected to the inner bottom wall of the tank body, a first resistor electrically connected with the electric heating plate is fixedly connected to the inner wall at the bottom of the tank body, a negative plate electrically connected with the first resistor is fixedly connected to the inner wall at the bottom of the right side of the tank body, a positive plate symmetrical to the negative plate is fixedly connected to the inner wall at the top of the right side of the tank body, a first spring is fixedly connected to the inner wall at the right side of the tank body, a piston rod movably connected with the inner wall at the right side of the tank body is fixedly connected to the right side of the first spring, a dielectric plate is fixedly connected to the middle part of the piston rod, a second resistor is fixedly connected, the top fixedly connected with spring two of the jar body, the top fixedly connected with piston block of spring two, the bottom fixedly connected with magnetic path of piston block, the exhaust hole has been seted up at the top of piston block.

The invention has the following beneficial effects:

1. this atmospheric pressure protection formula electric power steam engine of automatic control heating, cooperation through resistance one and dielectric plate is used, when the electric plate is with the water evaporation of gas cavity in, inside atmospheric pressure can rise, move the piston rod to the right side, at this moment the relative area increase of positive plate and negative plate of dielectric plate, when the piston rod moved to the right-hand member, at this moment circuit voltage is greater than the maximum access voltage of resistance one, lead to the circuit disconnection of electric plate, the stop heating helps the inside gas cooling shrink of air cavity, thereby the practicality has been improved, steam engine's safety in utilization has been guaranteed.

2. This automatic atmospheric pressure protection formula electric power steam engine of control heating, cooperation through resistance two and electromagnet is used, when the inside atmospheric pressure of air cavity was too high, the piston rod moved distance to the right side and exceeded safe distance, at this moment circuit voltage is greater than the minimum access voltage of resistance two, at this moment the electromagnet circular telegram to with magnetic path repulsion, make the magnetic path drive piston piece rebound, make things convenient for the discharge of inside atmospheric pressure, thereby the sensitivity of atmospheric pressure protection device has been improved, effectively solve the danger that steam engine high atmospheric pressure brought.

Further, the tank body is made of steel materials, the tank body is cylindrical, the size of the air cavity is smaller than that of the tank body, the air cavity is in a tank shape, and waterproof materials are coated on the top of the electric heating plate.

Further, resistance one is the biggest access voltage that piezo-resistor and resistance one are greater than the minimum voltage of circuit, the size of negative plate is the same with the positive plate size and the size of negative plate is less than the size on jar body right side.

Further, the diameter that spring one is extension spring and spring one is less than the diameter of jar body, the material of piston rod is stereoplasm high strength material and the left side fixedly connected with rubber circle of piston rod.

Further, the size of the dielectric plate is smaller than that of the piston rod, the size of the dielectric plate is the same as that of the anode plate, and the minimum pass voltage of the second resistor is smaller than the maximum circuit voltage of the pass circuit.

Further, the magnetism at the top of the electromagnet is the same as that at the bottom of the magnetic block, the diameter of the air leakage hole is the same as that at the bottom of the air exhaust hole, the second spring is an extension spring, and the piston block is made of hard high-strength materials.

Drawings

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic view of the upward movement of the piston block of the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 2 according to the present invention.

In the figure: 1. a tank body; 2. an air cavity; 3. an electric hot plate; 4. a first resistor; 5. a negative plate; 6. a positive plate; 7. a first spring; 8. a piston rod; 9. a dielectric plate; 10. a second resistor; 11. an electromagnet; 12. an air release hole; 13. an air pressure hole; 14. a second spring; 15. a piston block; 16. a magnetic block; 17. and (4) exhausting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an automatic heating-controlled air pressure protection type electric steam engine comprises a tank body 1, the tank body 1 plays a role of fixing all parts, the tank body 1 is made of steel material and the tank body 1 is cylindrical, the size of an air cavity 2 is smaller than that of the tank body 1, the air cavity 2 is in a tank shape, the top of an electric heating plate 3 is coated with a waterproof material, the middle of the tank body 1 is provided with the air cavity 2, the air cavity 2 plays a role of storing steam, the inner bottom wall of the tank body 1 is fixedly connected with the electric heating plate 3, the electric heating plate 3 plays a role of heating water and generating steam, the inner wall of the bottom of the tank body 1 is fixedly connected with a resistor one 4 electrically connected with the electric heating plate 3, the resistor one 4 plays a role of controlling the working state of the electric heating plate 3, the resistor one 4 is a piezoresistor, the maximum path voltage of the resistor one 4 is larger than the minimum voltage of a circuit, the size of a negative plate 5 is the same as, the right side bottom inner wall fixedly connected with of jar body 1 and resistance 4 electric connection's negative plate 5, negative plate 5 and positive plate 6 play the effect of control voltage size together.

The inner wall of the right top of the tank body 1 is fixedly connected with a positive plate 6 symmetrical to the negative plate 5, the inner wall of the right side of the tank body 1 is fixedly connected with a spring I7, the spring I7 plays a role in contracting the piston rod 8 towards the left side, the spring I7 is an extension spring, the diameter of the spring I7 is smaller than that of the tank body 1, the piston rod 8 is made of hard high-strength material, the left side of the piston rod 8 is fixedly connected with a rubber ring, the right side of the spring I7 is fixedly connected with a piston rod 8 movably connected with the inner wall of the right side of the tank body 1, the piston rod 8 plays a role in transmission, the middle of the piston rod 8 is fixedly connected with a dielectric plate 9, the dielectric plate 9 plays a role in changing the size of circuit voltage by changing the relative area of the positive plate 6 and the negative plate 5, the size, the minimum path voltage of the second resistor 10 is smaller than the maximum circuit voltage passing through the circuit, the second resistor 10 is fixedly connected to the inner wall of the top of the tank body 1, and the second resistor 10 plays a role in controlling the opening and closing of the electromagnet 11.

The inner wall of the top of the tank body 1 is fixedly connected with an electromagnet 11, the electromagnet 11 plays a role in magnetic transmission and contributes to discharging of redundant steam, the magnetism of the top of the electromagnet 11 is the same as that of the bottom of a magnetic block 16, the diameter of an air release hole 12 is the same as that of the bottom of an air exhaust hole 17, a second spring 14 is an extension spring, a piston block 15 is made of a hard high-strength material, the inner top wall of the tank body 1 is provided with the air release hole 12, the inner top wall of the tank body 1 and the middle part, close to the electromagnet 11, of the tank body 1 are provided with an air pressure hole 13, the air pressure hole 13 plays a role in squeezing the piston block 15 to move upwards, the top of the tank body 1 is fixedly connected with a second spring 14, the second spring 14 plays a role in downwards contracting the piston block 15, the top of the second spring 14 is fixedly connected with the piston block 15, the top of the piston block 15 is provided with an exhaust hole 17 and an exhaust hole 17 for pressure relief.

The working principle is as follows: when the device is used, the initial state is as shown in fig. 1, the spring I7 is in a contraction state, the piston rod 8 is contracted into the tank body 1 under the action of the spring I7, the circuit voltage is smaller than the maximum path voltage of the resistor I4 after the circuit is electrified, the electric heating plate 3 is in a circuit connection state and heats water at the bottom of the air cavity 2, but the circuit voltage is smaller than the minimum path voltage of the resistor II 10, the electromagnet 11 is in a power-off state at this time, and the piston block 15 is contracted into the tank body 1 under the action of the spring II 14.

Along with the continuous heating of electric plate 3, the atmospheric pressure in air cavity 2 increases gradually, and at this moment, piston rod 8 can move to the right side under the effect of atmospheric pressure to drive dielectric plate 9 and move to the right side together, spring 7 is stretched, and when piston rod 8 moved to the maximum position rightwards, dielectric plate 9 increased positive plate 6 and negative plate 5 relative area to the biggest, and at this moment the circuit voltage was greater than resistance 4's maximum access voltage, and the stop heating of electric plate 3 at this moment is convenient for the cooling of the interior gas of air cavity 2.

When the internal air pressure is too expanded, the piston rod 8 can continue to move to the right side under the action of the air pressure, the circuit voltage is larger than the minimum path voltage of the second resistor 10, the electromagnet 11 is electrified and generates magnetism, and the magnetism and the magnetic blocks 16 repel each other, so that the magnetic blocks 16 are beneficial to the upward movement of the piston block 15, the redundant air in the tank body 1 is discharged out of the tank body 1 through the air leakage hole 12 and the air exhaust hole 17, the use safety of the tank body 1 is effectively protected, and the sensitivity of a protection mechanism is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic atmospheric pressure protection formula electric power steam engine of control heating, includes jar body (1), its characterized in that: the middle part of the tank body (1) is provided with an air cavity (2), the inner bottom wall of the tank body (1) is fixedly connected with an electric heating plate (3), the inner wall of the bottom of the tank body (1) is fixedly connected with a first resistor (4) electrically connected with the electric heating plate (3), the inner wall of the right bottom of the tank body (1) is fixedly connected with a negative plate (5) electrically connected with the first resistor (4), the inner wall of the right top of the tank body (1) is fixedly connected with a positive plate (6) symmetrical with the negative plate (5), the inner wall of the right side of the tank body (1) is fixedly connected with a first spring (7), the right side of the first spring (7) is fixedly connected with a piston rod (8) movably connected with the inner wall of the right side of the tank body (1), the middle part of the piston rod (8) is fixedly connected with a dielectric plate (9), the inner wall, the inner top wall of the tank body (1) is provided with an air leakage hole (12), the inner top wall of the tank body (1) and the middle part close to the electromagnet (11) are provided with an air pressure hole (13), the top of the tank body (1) is fixedly connected with a second spring (14), the top of the second spring (14) is fixedly connected with a piston block (15), the bottom of the piston block (15) is fixedly connected with a magnetic block (16), and the top of the piston block (15) is provided with an exhaust hole (17).

2. The atmospheric pressure protection electric steam engine of claim 1, wherein: the material of the tank body (1) is steel material and the shape of the tank body (1) is cylindrical.

3. The atmospheric pressure protection electric steam engine of claim 1, wherein: the size of the air cavity (2) is smaller than that of the tank body (1), the shape of the air cavity (2) is a tank shape, and waterproof materials are coated on the top of the electric heating plate (3).

4. The atmospheric pressure protection electric steam engine of claim 1, wherein: the first resistor (4) is a voltage dependent resistor, and the maximum path voltage of the first resistor (4) is greater than the minimum voltage of the circuit.

5. The atmospheric pressure protection electric steam engine of claim 1, wherein: the size of the negative plate (5) is the same as that of the positive plate (6), and the size of the negative plate (5) is smaller than that of the right side of the can body (1).

6. The atmospheric pressure protection electric steam engine of claim 1, wherein: the first spring (7) is an extension spring, the diameter of the first spring (7) is smaller than that of the tank body (1), and the piston rod (8) is made of hard high-strength materials and is fixedly connected with a rubber ring on the left side of the piston rod (8).

7. The atmospheric pressure protection electric steam engine of claim 1, wherein: the size of the dielectric plate (9) is smaller than that of the piston rod (8), the size of the dielectric plate (9) is the same as that of the positive plate (6), and the minimum channel voltage of the second resistor (10) is smaller than the maximum circuit voltage of the passing circuit.

8. The atmospheric pressure protection electric steam engine of claim 1, wherein: the magnetism at the top of the electromagnet (11) is the same as that at the bottom of the magnetic block (16), the diameter of the air release hole (12) is the same as that at the bottom of the air exhaust hole (17), the second spring (14) is an extension spring, and the piston block (15) is made of hard high-strength materials.