CN214891829U

CN214891829U - Heating circulation temperature control system of methanol furnace

Info

Publication number: CN214891829U
Application number: CN202121296331.6U
Authority: CN
Inventors: 常艾林; 要伟
Original assignee: Shanxi Jiaxin Xinda Methanol Sales Co ltd
Current assignee: Shanxi Jiaxin Xinda Methanol Sales Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-11-26
Anticipated expiration: 2031-06-10

Abstract

The utility model relates to a methanol stove heat supply circulation temperature control system. The utility model discloses a methanol stove, the shunt, and circulation circuit system, upset heat insulating board about setting up between heat receiver and the combustor in the methanol stove, two outlet pipes of heat receiver output connection, one of them middle section sets up the PTC heating tube, the shunt is including the reposition of redundant personnel that sets up a plurality of plunger compression vestibules, reposition of redundant personnel compression vestibule sets up the flexible plunger of elasticity, the shunt sets up motor drive's sloping cam plate rotation and presses ejector plunger and stretch out and draw back in the vestibule, suction main input hole hot-medium reposition of redundant personnel is carried and is connected the room of heating, the input output circuit sets up the check valve that opens and close in turn and establishes pressure, the reposition of redundant personnel still sets up the adjusting screw who adjusts the switching of check valve core, the circulation system of servo shunt realizes that machinery initiatively shunts circulation and gravity circulation switch, carry out quick forced circulation to single and/or a plurality of heat supply unit room.

Description

Heating circulation temperature control system of methanol furnace

Technical Field

The utility model belongs to the technical field of the heating of methyl alcohol stove, specifically a methyl alcohol stove heat supply circulation temperature control system.

Background

The methanol is widely used as a clean fuel, a methanol furnace is adopted for heating and supplying heat at the present stage under the environmental protection policy, in order to save cost, the methanol furnace is generally opened when people live, and is closed when no people live; among the current methyl alcohol stove heat supply circulation temperature control system, open the heat supply when the methyl alcohol stove initial, the stove internal heating needs a certain time, and the intensification is slower, and it is too long to circulate whole heating environment and realize whole or independent distribution's room and heat up consuming time, can't satisfy the normal body temperature sensing requirement of human body in this section time, and current methyl alcohol stove thermal efficiency is low in addition, and heating system carries out the ability of initiatively controlling the temperature and adjusting according to the environment and is relatively weak.

Disclosure of Invention

The utility model discloses a solve energy-conserving, the high-efficient problem of methyl alcohol stove heat supply circulation temperature control system, invent a methyl alcohol stove heat supply circulation temperature control system.

The utility model adopts the following technical proposal:

a heating circulation temperature control system of a methanol furnace comprises the methanol furnace, a flow divider and a circulation loop system connected with the methanol furnace, the flow divider and a heating room, wherein the methanol furnace comprises a burner, a heat insulation plate and a heat receiver which are arranged in a box body, a combustion space surrounded by the heat insulation plate is arranged between the burner and the heat receiver, the heat insulation plate comprises fixed heat insulation plates which are symmetrically arranged and upper and lower turnover heat insulation plates which are symmetrically arranged, the upper and lower turnover heat insulation plates are driven to turn over by a heat insulation plate driver fixedly arranged on the box body, the heat receiver is provided with a water inlet pipe, a first water outlet pipe and a second water outlet pipe, the middle section of the second water outlet pipe is connected with a PTC heating pipe, the second water outlet pipe and an outlet of the first water outlet pipe are converged and output, the flow divider comprises a flow divider with a plurality of plunger compression hole cavities, the compression hole cavities of the flow divider are provided with elastically telescopic plungers, and the flow divider also comprises a motor fixedly arranged beside the flow divider, the output shaft end of the motor is fixedly provided with a swash plate, the swash plate is rotationally pressed against the ejection plunger to stretch in the cavity, the shunting body is provided with a main input hole, each compression hole cavity is communicated with the main input hole, each compression hole cavity is respectively provided with a shunting output hole, a first one-way valve which is unidirectionally input to the compression hole cavity is arranged between the main input hole and the compression hole cavity, a second one-way valve which is unidirectionally output to the shunting output hole is arranged between each compression hole cavity and the corresponding shunting output hole, the outlet of the second water outlet pipe and the outlet of the first water outlet pipe are converged and output to be connected with the main input hole, each shunting output hole is respectively connected with a heating device, and the water outlet of the heating device is converged and connected with a water pipe.

The heat insulation board that overturns from top to bottom is the moving plate heat insulation board, and moving plate heat insulation board terminal surface is provided with long spout and short spout, and the box inner wall is provided with round pin axle mounting, and the round pin axle on the mounting penetrates long spout, and the heat insulation board driver is the linear actuator, and its drive end sets up the sliding shaft and wears to locate in the short spout, through its drive end linear motion propelling movement and upset moving plate heat insulation board.

The heat receiver is formed by sequentially connecting a front water tank, a plurality of heating fins and a rear water tank, wherein the middle part of the front water tank is connected with a water inlet pipe, the rear water tank is connected with a first water outlet pipe and a second water outlet pipe, the first water outlet pipe is arranged in the middle part of the rear water tank, the heating fins are arranged in a reverse V shape, and the thickness of the high-position fins is smaller than that of the low-position fins.

The external chimney that sets up in box top, the outer barrel winding of chimney guide is provided with the heat pipe, and heat pipe entry linkage oral siphon, heat pipe exit linkage second outlet pipe.

The first one-way valve and the second one-way valve are respectively of a conical valve structure reset by springs.

The first one-way valve is arranged and communicated with the main input hole and the compression hole cavity, the first process hole is arranged, the second one-way valve is arranged and communicated with the first process hole and the compression hole cavity, the first process hole and the second process hole are respectively provided with threaded holes communicated with the outside, the short screw is screwed in the threaded hole communicated with the first process hole and pushes the valve core of the first one-way valve to be opened, and the long screw is screwed in the threaded hole communicated with the second process hole and pushes the valve core of the second one-way valve to be opened.

The output of the return cold medium of the heating room is connected with a capacity regulator, and then the return cold medium is output to a water inlet pipe by the capacity regulator to carry out circulating heat supply, and the capacity regulator is a water storage tank communicated with the atmosphere.

The heat pipe is made of copper and the motor is a servo motor.

Compared with the prior art, the utility model discloses can obtain following technological effect: the double-piece type heat insulation plate is arranged to collect heat in an amplitude-variable mode, the centering heating fins which are thinned are arranged step by step, the initial heating efficiency of the middle pipeline is improved, residual heat at the inlet of the smoke guide tube is collected and utilized, the PTC heating tube is connected in series for secondary allocation, temperature rise and control, the circulating system with the servo flow divider is arranged to realize mechanical active flow dividing circulation and gravity circulation switching, quick forced circulation can be carried out on a single room and/or a plurality of rooms of the heat supply unit, and the servo flow divider can be independently started to carry out active circulation cooling in summer.

The utility model discloses a methanol stove heat supply circulation temperature control system's high-efficient energy-saving control has realized the demand of independent circulation cooling in summer concurrently.

Drawings

FIG. 1 is a schematic diagram of the system components and connections of the present invention;

FIG. 2 is a schematic view of the methanol boiler of FIG. 1 according to the present invention in the direction C;

FIG. 3 is a schematic top view of the heat receiver of the present invention;

FIG. 4 is a cross-sectional view of the present invention as shown in FIG. 1A-A;

fig. 5 is a view from direction B and a connection diagram of fig. 1 according to the present invention.

Wherein, 1-box body, 2-burner, 3 single-chip type heat insulation boards, 4-fixed-sheet heat insulation boards, 5-movable-sheet heat insulation boards,

6-a heat insulation plate driver, 7-a heat receiver, 8-a water inlet pipe, 9-a first water outlet pipe, 10-a second water outlet pipe, 11-a PTC heating pipe, 12-a smoke guide cylinder, 13-a heat conduction pipe, 14-a motor, 15-a swash plate, 16-a shunt body, 17-a plunger, 18-a main input hole, 19-a first process hole, 20-a first check valve, 21-a short screw, 22-a spring, 23-a second process hole, 24-a second check valve, 25-a long screw, 26-a shunt output hole, 27-a heating room, 28-a capacity regulator, 701-a front water tank, 702-a heat receiving fin and 703-a rear water tank.

Detailed Description

As shown in fig. 1-3, the heating circulation temperature control system of the methanol furnace comprises the methanol furnace, a splitter and a circulation system, wherein the methanol furnace comprises: box 1, combustor 2, monolithic formula heat insulating board 3, two formula heat insulating boards, heat insulating board driver 6, heat receiver 7, oral siphon 8, outlet pipe, lead chimney 12, wherein, the bottom sets up combustor 2 in the box 1, and the top sets up heat receiver 7 in the box 1, for burning heating space between heat receiver 7 and the combustor 2, leads the external setting in box 1 top of chimney 12, and the outlet pipe includes: a first water outlet pipe 9 and a second water outlet pipe 10, wherein the heat receiver 7 is composed of a front water tank 701, a plurality of heated fins 702 and a rear water tank 703 which are sequentially connected, the middle part of the front water tank 701 is connected with a water inlet pipe 8, the middle part of the rear water tank 703 is connected with the first water outlet pipe 9, the rear water tank 703 is connected with the second water outlet pipe 10, the heated fins 702 are arranged side by side, the heated fin near the middle part is arranged at the highest position and has thinner fins, the heated fin at the adjacent side is arranged at the lower position and has gradually thickened fins, two single-piece heat insulation boards 3 and two double-piece heat insulation boards are respectively arranged, the same two heat insulation boards are a group and are symmetrically arranged around a combustion heating space, the double-piece heat insulation boards specifically comprise a fixed piece 4 and a movable piece 5, the fixed-piece heat insulation boards 4 are positioned at the lower part, a vertical heat insulation board driver 6 is fixedly arranged at the adjacent positions of the fixed-piece heat insulation boards 4, the heat insulation board driver 6 is provided with a telescopic rod, the end surface of the movable piece heat insulation board 5 is provided with a long chute and a short chute, 1 wall of box is provided with round pin axle mounting, round pin axle on the mounting penetrates long spout, flexible rod end sets up the slide-bar and wears to locate short spout in, the heat insulating board driver 6 is pneumatic or the drive telescopic link that surges is flexible, propelling movement and upset rotor heat insulating board 5, make 5 tops of rotor heat insulating board deflect between the low setting and the high setting position of wing of being heated, the outer barrel winding of leading chimney 12 is provided with heat pipe 13, heat pipe 13 access connection oral siphon 8, heat pipe 13 exit linkage second outlet pipe 10, the connection is provided with PTC heating tube 11 in second outlet pipe 10 middle section, second outlet pipe 10 and the export of first outlet pipe 9 are joined and are exported.

As shown in fig. 1, the shunt includes: the device comprises a motor 14, a swash plate 15, a flow divider 16, a plunger 17, a first check valve 20, a second check valve 24 and a spring 22, wherein the flow divider 16 is fixed, the left end face of the flow divider 16 is provided with a compression hole cavity matched with the plunger 17, the spring 22 is arranged in the compression hole cavity, the plunger 17 is exposed out of the compression hole cavity, the motor 14 is fixedly arranged beside the adjacent flow divider 16, the output shaft end of the motor 14 is fixedly provided with the swash plate, the swash plate is pressed against the exposed end of the plunger 17, the right end face of the flow divider 16 is provided with a main input hole 18 and a flow dividing output hole 26, the flow divider 16 is further provided with a first process hole 19 communicated with the main input hole 18 and the compression hole cavity, the first check valve 20 is arranged in the first process hole 19, the flow divider 16 is further provided with a second process hole 23 communicated with the first process hole 19 and the compression hole, the second process hole 23 is provided with the second check valve 24, the flow dividing output hole 26 is connected with the second process hole 23, the first one-way valve 20 and the second one-way valve 24 are respectively of a spring-return cone valve structure, the flow dividing body 16 is also respectively provided with threaded holes communicated with the first process hole 19 and the second process hole 23, a short screw 21 is screwed in the threaded hole communicated with the first process hole 19 and pushes the valve core of the first one-way valve 20 to open, a long screw 25 is screwed in the threaded hole communicated with the second process hole 23 and pushes the valve core of the second one-way valve 24 to open, the mechanism drives the swash plate 15 to rotate through the motor 14, the plunger 17 in the compression hole cavity is pushed to axially extend and retract, when negative pressure exists in the hole cavity, medium water is guided into the first process hole 19 from the main input hole 18 and is sucked into the hole cavity through the first one-way valve 20, when pressure is built in the compression hole cavity of the plunger 17, the first one-way valve 20 is closed, the medium water is guided into the second process hole 23 from the hole cavity and passes through the second one-way valve 24 to the flow dividing output hole 26, thereby forming a single-plunger suction flow dividing loop, the flow dividing body 16 may be provided with a plurality of single-plunger suction flow dividing circuits, as shown in fig. 1 and fig. 4 to 5, four single-plunger suction flow dividing circuits distributed in the distribution may be respectively connected to output and supply to four independent heating rooms.

The outlets of the second water outlet pipe 10 and the first water outlet pipe 9 are converged and output to be connected with the main input hole 18, the shunting output holes are respectively externally connected with a heating room 27, the output of the heating room 27 is connected with a capacity regulator 28, and the output of the capacity regulator 28 is connected with the water inlet pipe 8.

The working mode is as follows:

as shown in fig. 1, when methanol is input to the burner 2, during initial operation, the heat value of the gasified methanol is low after ignition, the heat receiver 7 heats slowly, and in order to accelerate the heating time of the heat-conducting medium in the heat receiver 7, the double-plate heat insulation plate is adjusted to concentrate the heat quantity rising from the burner 2 to the middle of the heat receiver 7, as shown in fig. 2-3, the adjusting method of the double-plate heat insulation plate is as follows: the heat insulation board driver 6 works to drive the telescopic rod to stretch and retract, the movable sheet heat insulation boards 5 are pushed around the pin shaft on the fixing part and turned over, the two movable sheet heat insulation boards 5 are folded in a splayed shape, the heated fin close to the highest set position in the middle is rapidly heated, a medium input from the water inlet pipe 8 at a low temperature passes through the heated fin at the high set position after being heated, the heated fin close to the side low set position is output from the first water outlet pipe 9, the heated fin close to the side low set position is heated slowly, the medium input from the water inlet pipe 8 at a low temperature is output from the second water outlet pipe 10 without being effectively heated, smoke generated by methanol combustion is gathered to the smoke guide pipe 12 and is discharged, the inlet section of the smoke guide pipe 12 has a heat gathering effect, more heat is conducted to the heat conduction pipe 13, the heat conduction pipe 13 is preferably made of copper, the heat conduction pipe 13 is guided into the second water outlet pipe 10 after the medium input from the water inlet pipe 8 is heated, the temperature of the output medium is mixed and is further increased through the PTC heating pipe 11 arranged on the second water outlet pipe 10, the medium of the confluence is fed into the main inlet hole 18.

Independent room is established to the room of heating 27 branch, corresponds single plunger suction shunt circuit of the same kind respectively, and when certain room got into the personnel of staying, when need promote temperature in this room fast, the single plunger suction shunt circuit who is connected with this independent room carries out heat supply fast, and the method is: the short screw 21 and the long screw 25 are unscrewed, so that the first check valve 20 and the second check valve 24 respectively have the spring self-resetting sealing function, the motor 14 drives the swash plate 15 to rotate, the corresponding plunger 17 is pushed and generates axial compression displacement, the volume in the cavity is changed, the first check valve 20 and the second check valve 24 are alternately closed/opened, a heat medium is sucked to a room needing heat through the first process hole 19, the cavity and the second process hole 23 to the diversion output hole 26 in sequence, the backflow cold medium in the room is output to the volume regulator 28 and then is output to the water inlet pipe 8 through the volume regulator 28 to perform circulating heat supply, and the volume regulator 28 is a water storage tank communicated with the atmosphere and is used for regulating the pressure of a circulating loop and providing medium loss supplement.

In order to improve the heating efficiency, the motor 14 can adopt a servo motor to carry out stepless speed regulation to meet the requirement of accurate temperature control, when the temperature of the heating room 27 tends to a set value of a heating standard, the motor 14 is powered off and is closed, the adjusting short screw 21 is screwed to push the valve core opening of the first one-way valve 20 to realize medium flow regulation control, the adjusting long screw 25 is screwed to push the valve core opening of the second one-way valve 24 to realize medium flow regulation control, and therefore gravity self-circulation is realized.

The methanol furnace and the temperature control system can realize the heating efficiency of the methanol furnace and the circulation efficiency of a heating system by controlling and adjusting the injection amount of gasified methanol of the combustor 2, controlling and adjusting the swing amplitude of the double-plate type heat insulation plate, controlling and adjusting the heating power of the PTC heating tube 11, controlling and adjusting the rotating speed of the motor 14 and the like by the system, thereby realizing the energy conservation and the high efficiency of heating.

In the temperature control system in summer environment, the flow divider can be independently started to perform forced circulation, the room temperature is reduced, and independent circulation temperature control is performed on independent rooms corresponding to one single-plunger suction flow dividing loop respectively.

Claims

1. Methanol stove heat supply circulation temperature control system, including methanol stove, shunt and connect the circulation loop system in methanol stove, shunt, heating room, its characterized in that: the methanol furnace comprises a box body (1), wherein a combustor (2), a heat insulating plate and a heat receiver (7) are arranged in the box body (1), the heat receiver (7) is arranged above the combustor (2), a combustion space surrounded by the heat insulating plate is arranged between the combustor (2) and the heat receiver (7), the heat insulating plate comprises fixed heat insulating plates which are symmetrically arranged and upper and lower turnover heat insulating plates which are symmetrically arranged, the upper and lower turnover heat insulating plates are driven to turn over through a heat insulating plate driver (6) which is fixedly arranged on the box body (1), the heat receiver (7) is provided with a water inlet pipe (8), a first water outlet pipe (9) and a second water outlet pipe (10), the middle section of the second water outlet pipe (10) is connected with a PTC heating pipe (11), the outlet of the second water outlet pipe (10) and the outlet of the first water outlet pipe (9) are converged and output, and the flow divider comprises a flow divider (16) which is provided with a plurality of plunger compression hole cavities, the flow divider is characterized in that an elastic telescopic plunger piston is arranged in a compression cavity of the flow divider (16), the flow divider further comprises a motor (14) fixedly arranged beside the flow divider (16), an inclined disc (15) is fixedly arranged at an output shaft end of the motor (14), the inclined disc (15) is rotationally pressed against a pushing plunger piston to be telescopic in the cavity, the flow divider (16) is provided with a main input hole (18), each compression cavity is communicated with a main input hole (18), each compression cavity is respectively provided with a flow dividing output hole, a first one-way valve which is unidirectionally input to the compression cavity is arranged between the main input hole (18) and the compression cavity, a second one-way valve which is unidirectionally output to the flow dividing output holes is arranged between each compression cavity and the corresponding flow dividing output hole, a converging outlet of the second water outlet pipe (10) and the first water outlet pipe (9) is connected with the main input hole (18), and each flow dividing output hole is respectively connected with a heating device, the water outlet of the heating device is converged and connected into a water pipe (8).

2. The methanol furnace heat supply circulation temperature control system according to claim 1, characterized in that: the up-and-down overturning heat insulation plate is a moving plate heat insulation plate (5), the end face of the moving plate heat insulation plate (5) is provided with a long chute and a short chute, a pin shaft fixing part is arranged on the inner wall of the box body (1), a pin shaft on the fixing part penetrates into the long chute, the heat insulation plate driver (6) is a linear driver, a driving end of the heat insulation plate driver is provided with a sliding shaft which penetrates through the short chute, and the moving plate heat insulation plate (5) is pushed and overturned through linear motion of the driving end.

3. The methanol furnace heat supply circulation temperature control system according to claim 1, characterized in that: the heat receiver (7) is formed by sequentially connecting a front water tank (701), a plurality of heating fins (702) and a rear water tank (703), wherein the middle part of the front water tank (701) is connected with a water inlet pipe (8), the rear water tank (703) is connected with a first water outlet pipe (9) and a second water outlet pipe (10), the first water outlet pipe (9) is arranged in the middle part of the rear water tank (703), the heating fins (702) are arranged in a plurality of inverted V shapes, and the thickness of high-position fins is lower than that of low-position fins.

4. The methanol furnace heat supply circulation temperature control system according to claim 1, characterized in that: the external chimney (12) that sets up in box (1) top, the outer barrel winding of leading chimney (12) is provided with heat pipe (13), heat pipe (13) entry linkage oral siphon (8), heat pipe (13) exit linkage second outlet pipe (10).

5. The methanol furnace heat supply circulation temperature control system according to claim 1, characterized in that: the first one-way valve and the second one-way valve are respectively of a conical valve structure reset by springs.

6. The methanol furnace heat supply circulation temperature control system according to claim 5, characterized in that: the technical scheme includes that a first one-way valve (20) is arranged and communicated with a main input hole (18) and a compression hole cavity to form a first process hole (19), a second one-way valve (24) is arranged and communicated with the first process hole (19) and the compression hole cavity to form a second process hole (23), the first process hole (19) and the second process hole (23) are respectively provided with threaded holes communicated with the outside, a short screw (21) is screwed in the threaded hole communicated with the first process hole (19) and pushes a valve core of the first one-way valve (20) to be opened, and a long screw (25) is screwed in the threaded hole communicated with the second process hole (23) and pushes a valve core of the second one-way valve (24) to be opened.

7. The methanol furnace heat supply circulation temperature control system according to claim 1, characterized in that: the output of the return cold medium of the heating room is connected with a capacity regulator (28), and then the return cold medium is output to a water inlet pipe (8) by the capacity regulator (28) for circular heat supply, and the capacity regulator (28) is a water storage tank communicated with the atmosphere.

8. The methanol furnace heating circulation temperature control system according to claim 4, characterized in that: the heat conduction pipe (13) is made of copper, and the motor (14) is a servo motor.