CN110159617B - Automatic trigger control method for sensing dynamic fluctuation change of thermal field - Google Patents
Automatic trigger control method for sensing dynamic fluctuation change of thermal field Download PDFInfo
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- CN110159617B CN110159617B CN201910416213.5A CN201910416213A CN110159617B CN 110159617 B CN110159617 B CN 110159617B CN 201910416213 A CN201910416213 A CN 201910416213A CN 110159617 B CN110159617 B CN 110159617B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
Abstract
The invention provides an automatic trigger control method for sensing dynamic fluctuation change of a thermal field, which comprises the following steps: firstly, when the environmental temperature rises to a certain value and lasts for a certain duration, the thermal sensing mechanism detects the change of the environmental temperature and drives the pushing mechanism to extend outwards to switch from a shortened state to an extended state; then, when the environmental temperature is reduced to a certain value and lasts for a certain period of time, the thermal sensing mechanism detects the change of the temperature environment and cancels the driving of the pushing mechanism, and at the moment, the resetting component drives the pushing mechanism to be inwards shortened and is switched from the extension state to the shortening state; then, the pushing mechanism is switched from the shortened state to the extended state and is recovered from the extended state to the shortened state within a movement period, the pushing mechanism drives the rotating component to rotate, and the rotating component converts the temperature signal of the temperature sensing component into a rotating signal; and finally, the rotating part rotates to drive the hydraulic trigger part to automatically trigger, and the hydraulic trigger part triggers to carry out temperature-sensing hydraulic control on the source equipment connected with the hydraulic trigger part.
Description
Technical Field
The invention relates to the technical field of temperature sensors, in particular to an automatic trigger control method for sensing dynamic fluctuation changes of a thermal field.
Background
The temperature sensor and the hydraulic controller are commonly applied in the mechanical field, the temperature sensor refers to a sensor which can sense the temperature and convert the temperature into a usable output signal, the temperature sensor is widely applied to an automobile electronic injection generator system, a vehicle-mounted air conditioning system, a range hood, a toaster, a freezer and a dryer, the common temperature sensor detects the ambient temperature and controls the source equipment connected with the common temperature sensor in a feedback way, and the temperature sensor has wide development prospect, the invention designs an automatic triggering method of a temperature sensing hydraulic system, which has the advantages of ingenious structure, simple principle, effective composition of a temperature sensor and a hydraulic controller, expansion of the application range of the temperature sensor and convenient control and use.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide the temperature sensing hydraulic trigger which is ingenious in structure, simple in principle, capable of combining the temperature sensor and the hydraulic controller, expanding the application range of the temperature sensor and convenient to control and use.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The automatic trigger control method of the dynamic fluctuation change of the induction thermal field comprises the following steps:
a temperature change induction stage;
s1: when the environmental temperature rises to a certain value and lasts for a certain period of time, the heat sensing mechanism detects the change of the environmental temperature and drives the pushing mechanism to stretch outwards to be switched from a shortened state to a stretched state;
the thermal sensing mechanism comprises an installation bottom plate, a strip-shaped support frame parallel to the plane of the installation bottom plate is arranged on the upper end face of the installation bottom plate, a support tube parallel to the support frame is arranged above the upper end face of the installation bottom plate, two ends of the support tube are sealed and arranged in a heat preservation manner, full-load thermal expansion liquid is filled in the support tube, an inclined heat collecting tube is detachably arranged between the support frame and the support tube and used for heating the thermal expansion liquid, a plurality of heat collecting tubes are arranged in parallel, a light reflecting plate for fixedly connecting the support frame and the support tube is arranged between the support frame and the support tube, and the heat collecting;
the butting mechanism comprises a fixing plate fixedly connected with the upper end face of the mounting base plate and arranged in parallel with the mounting base plate, a butting cylinder axially perpendicular to the plane of the mounting base plate is detachably arranged on the fixing plate, the butting cylinder is made of heat-insulating materials, the butting cylinder is coaxially arranged in a thin-hole shape and penetrates up and down, a cylinder body communicated with the butting cylinder is coaxially arranged at the top end of the butting cylinder, the cylinder body is hermetically connected with the butting cylinder, a cylinder cover which is hermetically connected and matched with the cylinder body is coaxially arranged at the top end of the cylinder body, and a first piston rod movably penetrating through the cylinder cover and arranged upwards is coaxially arranged in;
the first piston rod comprises a push rod and a piston which are coaxially and fixedly connected, the piston is positioned in the cylinder body and forms sealed sliding guide fit along the axial direction of the piston, the piston is positioned at the bottom of the cylinder body in an initial state, the push rod extends to the outside of the cylinder body, the top end of the push rod is connected with the rotating component, and the push rod and the cylinder cover form sealed sliding guide fit along the axial direction of the push rod;
a heat-insulating connecting pipe for communicating the supporting pipe and the butting pipe is arranged between the supporting pipe and the bottom end of the butting pipe, and fully-loaded thermal expansion liquid is filled in the heat-insulating connecting pipe and the butting pipe in an initial state;
when the environment temperature rises to a certain value and lasts for a certain time, the thermal sensing mechanism drives the abutting mechanism to be switched from the shortening state to the extension state, when the environment temperature rises to the certain value and lasts for the certain time, the heat collecting pipe absorbs enough heat and heats thermal expansion liquid, the volume of the thermal expansion liquid is gradually increased, the thermal expansion liquid flows into the cylinder body and abuts against the piston, the piston slides towards the cylinder cover along the cylinder body, the piston drives the push rod to synchronously move towards the outside of the cylinder body, and the abutting mechanism is switched from the shortening state to the extension state;
s2: when the environmental temperature is reduced to a certain value and lasts for a certain period of time, the heat sensing mechanism detects the change of the temperature environment and cancels the driving of the pushing mechanism, and at the moment, the resetting component drives the pushing mechanism to be inwards shortened and the pushing mechanism to be switched from the lengthening state to the shortening state;
the reset component comprises a rectangular linkage frame fixedly connected with the top end of the push rod, the middle position of the linkage frame along the length direction of the linkage frame is fixedly sleeved at the top end of the push rod, and a connecting rod arranged downwards is fixedly arranged at the end position of the linkage frame along the length direction of the linkage frame;
the reset component also comprises guide rods which are arranged on the upper end face of the fixed plate and are axially parallel to the axial direction of the cylinder body, the guide rods are positioned on one side of the cylinder body, the two guide rods are symmetrically arranged along the axial direction of the cylinder body, sliding sleeves are movably sleeved outside the guide rods, the sliding sleeves and the guide rods form sliding guide fit along the axial direction parallel to the cylinder body, the top ends of the guide rods are in threaded connection with limit bolts, reset springs are movably sleeved outside the guide rods, one ends of the reset springs are abutted against the limit bolts, the other ends of the reset springs are abutted against the sliding sleeves, the elastic force of the reset springs is always directed to the sliding sleeves by the limit bolts, a reset ring movably sleeved outside the cylinder body is arranged between the two;
when the environmental temperature is reduced to a certain value and lasts for a certain duration, the volume of the thermal expansion liquid is recovered to be normal and the thermal expansion liquid flowing into the cylinder body flows back completely, in the process, the reset member drives the abutting mechanism to be switched from the extension state to the shortening state, specifically, the elastic potential energy of the reset spring is gradually released and pushes the sliding sleeve to vertically slide downwards along the guide rod, the sliding sleeve drives the reset ring to synchronously move, the reset ring pulls the linkage frame downwards through the connecting rod, the linkage frame drives the push rod to slide towards the cylinder body, the abutting mechanism is switched from the extension state to the shortening state, and a movement period of extension and shortening is completed;
(II) a rotation driving stage;
s3: in a movement period that the pushing mechanism is switched from the shortened state to the extended state and is recovered from the extended state to the shortened state, the pushing mechanism drives the rotating component to rotate, and the rotating component converts a temperature signal of the temperature sensing component into a rotating signal;
the rotating part comprises vertical plates fixedly connected with the mounting base plate, the vertical plates are arranged in parallel and are arranged at intervals, a plurality of connecting plates for connecting and stabilizing the vertical plates are arranged between the vertical plates, a rotating shaft which is in rotating connection and matching with the connecting plates is arranged between the two vertical plates, the axial direction of the rotating shaft is vertical to the plane of the mounting base plate, the top end of the rotating shaft is a rotating driving end, the rotating driving end is matched with the push rod, and the bottom end of the rotating shaft is a rotating output end which is matched with the hydraulic triggering part;
a sleeve is coaxially and fixedly sleeved on the outer circular surface of the rotating shaft driving end, a rotating trigger groove is formed in the outer circular surface of the sleeve, a liftable movable frame is arranged at the top end of the push rod, a floatable trigger slider is arranged on the movable frame, the floating direction is the radial direction of the sleeve, the trigger slider is matched with the rotating trigger groove and forms sliding guide fit along the guiding direction of the trigger slider, a spring piece is arranged on the movable frame, and the elastic force of the spring piece always pushes the trigger slider to float towards the bottom of the rotating trigger groove;
the rotary trigger groove comprises a forward section A and a return section B, the forward section A is arranged in parallel to the axial direction of the sleeve, the return section B is communicated with the forward section, the return section B is clockwise twisted by forty-five degrees along the circumferential direction of the outer circular surface of the sleeve, the head end of the forward section A penetrates through the bottom end of the sleeve, the head end of the return section B is communicated with the tail end of the forward section A, a plurality of rotary trigger grooves are arranged, preferably eight rotary trigger grooves are arranged, the trigger slider is positioned below the head end of one rotary trigger groove forward section A in an initial state and is vertically aligned with the head end of the one rotary trigger groove forward section A, a transition groove I for communicating the first rotary trigger groove and the first transition groove I is arranged between the head end of the return section B of the rotary trigger groove and the tail end of the rotary trigger groove forward section A and is smaller than the depth of the rotary trigger groove, a transition inclined surface I for smoothly connecting the first rotary trigger groove and the first transition groove is arranged between the forward section A of the A second transition groove for connecting the second rotary trigger groove and the second transition groove is arranged between the first rotary trigger groove and the second rotary trigger groove, the depth of the second transition groove is smaller than that of the rotary trigger groove, and a second transition inclined plane for smoothly connecting the second rotary trigger groove and the second transition groove is arranged between the return section B of the rotary trigger groove and the second transition groove;
in the process of driving the rotating shaft to rotate in one period of the movement of the push rod, the push rod drives the movable frame to synchronously move when moving upwards, the movable frame drives the trigger slide block to slide into the advancing section A of the corresponding rotary trigger groove, the push rod further moves upwards to the topmost end, the trigger slide block slides into the head end of the return section B of the rotary trigger groove along the advancing section A of the rotary trigger groove through the transition inclined plane I and the transition groove I, then, when the push rod moves downwards, the movable frame is driven to move synchronously, the movable frame drives the trigger slide block to slide to the middle position of the advancing section A of the adjacent rotary trigger groove along the return section B of the rotary trigger groove, in the process, the trigger sliding block extrudes the rotary trigger groove and forces the sleeve to rotate anticlockwise by forty-five degrees, the push rod further moves downwards to reset, and the trigger sliding block slides downwards to reset from the advancing section A of the adjacent trigger rotary groove;
(III) hydraulic triggering;
s4: the rotating part drives the hydraulic triggering part to automatically trigger, and the hydraulic triggering part triggers the source equipment connected with the hydraulic triggering part to perform temperature-sensing hydraulic control;
a programming column is coaxially fixedly sleeved outside the rotating output end of the rotating shaft, a mounting hole arranged along the radial direction of the programming column is formed in the outer circular surface of the programming column, and a contact is detachably arranged in the mounting hole;
the hydraulic trigger component comprises a top frame and a bottom frame which are fixedly connected with the vertical plate, the top frame is positioned above the bottom frame, a side frame is fixedly arranged between the top frame and the bottom frame, a hydraulic control mechanism is arranged between the top frame and the bottom frame and comprises a first fixing shaft and a second fixing shaft, the first fixing shaft and the second fixing shaft are arranged between the top frame and the bottom frame and are axially parallel to the axial direction of the rotating shaft, the first fixing shaft is positioned between the rotating shaft and the second fixing shaft, an L-shaped deflector rod is rotatably sleeved on the first fixing shaft, the plane where the L-shaped deflector rod is positioned is parallel to the installation bottom plate, the bent part of the L-shaped deflector rod is rotatably sleeved on the first fixing shaft, the back of one end of the L-shaped deflector rod is movably contacted with the contact, a hydraulic cylinder for supplying hydraulic oil to source equipment and a second piston rod matched with the hydraulic cylinder are arranged between the other end of the L-shaped A flexible hydraulic oil pipe is fixedly arranged on the side frame in the axial direction, one end of the hydraulic oil pipe is communicated with the hydraulic cylinder, and the other end of the hydraulic oil pipe is communicated with source equipment;
in the process of automatically triggering the control source equipment, when the rotating shaft rotates and drives the contact to synchronously rotate, the contact shifts the L-shaped shifting rod, the L-shaped shifting rod rotates around the fixed shaft and pushes the second piston rod towards the interior of the hydraulic cylinder, hydraulic oil in the hydraulic cylinder is discharged by the hydraulic oil pipe and supplied to the source equipment, and temperature-sensitive hydraulic control of the source equipment is realized.
As a further optimization or improvement of the present solution.
The outer portion that butt joint section of thick bamboo and cylinder body are connected is located to reset ring cover under the initial condition, and reset ring up end fixed mounting has a heat preservation section of thick bamboo, and the coaxial sliding sleeve of heat preservation section of thick bamboo is located on the outer disc of cylinder body, and reset ring down end fixed mounting has a heat dissipation section of thick bamboo, and the coaxial sliding sleeve of heat dissipation section of thick bamboo is located on the outer disc of butt joint section of thick bamboo, the diameter of butt joint section of thick bamboo and cylinder body equals.
As a further optimization or improvement of the present solution.
The hydraulic control mechanism is provided with a plurality ofly and arrange along the axial array that is on a parallel with the rotation axis, it is preferred, hydraulic control mechanism is provided with eight, the mounting hole is provided with a plurality ofly and arranges along programming post place circumferencial direction array, it is preferred that the mounting hole is provided with eight, the excircle face of programming post sets into octagonal structure, eight mounting holes constitute the mounting hole group jointly, the mounting hole group is provided with a plurality ofly and arranges along the axial array of programming post, it is preferred, the mounting hole group is provided with eight, mounting hole group and hydraulic control mechanism one-to-one and be provided with a contact at least in every mounting hole group.
Compared with the prior art, the invention has the advantages of ingenious structure, simple principle, low manufacturing cost and easy maintenance, combines the temperature sensor and the hydraulic controller, enlarges the application range of the temperature sensor, senses the environment temperature through the thermal expansion liquid, senses the signal output and can control the hydraulic system, and then controls the source equipment connected with the hydraulic system.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic structural diagram of the working state of the present invention.
Fig. 5 is a schematic structural view of the temperature sensing member.
Fig. 6 is a schematic structural view of the thermal sensing mechanism.
Fig. 7 is a partial structural diagram of the thermal sensing mechanism.
Fig. 8 is a diagram of the thermal sensing mechanism and the pushing mechanism.
Fig. 9 is a sectional view of the pushing mechanism.
Fig. 10 is a schematic structural view of the pushing mechanism in an operating state.
Fig. 11 is a schematic structural view of the reset member.
Fig. 12 is a schematic structural view of the operation state of the reset member.
FIG. 13 is a schematic structural view of a heat-insulating cylinder and a heat-dissipating cylinder.
Fig. 14 is a connection diagram of the pushing mechanism and the rotating member.
Fig. 15 is a schematic structural view of the rotating member.
Fig. 16 is a schematic structural view of the rotating member.
Fig. 17 is a partial structural schematic view of the rotating member.
Fig. 18 is a partial structural schematic view of the rotating member.
Fig. 19 is a partial structural schematic view of the rotating member.
Fig. 20 is a partial structural schematic view of the rotating member.
Fig. 21 is a connection diagram of the rotating member and the hydraulic trigger member.
Fig. 22 is a connection diagram of the rotating member and the hydraulic trigger member.
Fig. 23 is a schematic structural view of a hydraulic trigger part.
Detailed Description
The automatic trigger control method of the dynamic fluctuation change of the induction thermal field comprises the following steps:
a temperature change induction stage;
s1: when the ambient temperature rises to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 detects the change of the ambient temperature and drives the pushing mechanism 120 to stretch outwards to switch from the shortened state to the stretched state;
the thermal sensing mechanism 110 comprises a mounting base plate 111, a strip-shaped support frame 112 parallel to the plane of the mounting base plate 111 is arranged on the upper end face of the mounting base plate 111, a support tube 113 parallel to the support frame 112 is arranged above the upper end face of the mounting base plate 111, two ends of the support tube 113 are sealed and arranged in a heat-preserving manner, full-load thermal expansion liquid is filled in the support tube 113, an inclined heat collecting tube 114 is detachably arranged between the support frame 112 and the support tube 113, the heat collecting tube 114 is used for heating the thermal expansion liquid, a plurality of heat collecting tubes 114 are arranged in parallel, a light reflecting plate 115 for fixedly connecting the support frame 112 and the support tube 113 is arranged between the support frame 112 and the support tube;
the pushing mechanism 120 comprises a fixing plate 121 fixedly connected with the upper end face of the mounting base plate 111 and arranged in parallel with the mounting base plate, a butting cylinder 122 axially perpendicular to the plane of the fixing plate 121 is detachably arranged on the fixing plate 121, the butting cylinder 122 is made of a heat insulation material, the butting cylinder 122 is coaxially arranged in a thin hole shape and penetrates up and down, a cylinder body 123 communicated with the butting cylinder 122 is coaxially arranged at the top end of the butting cylinder 122, the cylinder body 123 is hermetically connected with the butting cylinder 122, a cylinder cover 124 hermetically connected and matched with the cylinder body 123 is coaxially arranged at the top end of the cylinder body 123, and a first piston rod 125 movably penetrating through the cylinder cover 124 and arranged upwards is coaxially arranged in the cylinder body;
the first piston rod 125 comprises a push rod 125a and a piston 125b which are coaxially and fixedly connected, the piston 125b is positioned in the cylinder 123 and forms a sealed sliding guide fit along the axial direction of the piston, the piston 125b is positioned at the bottom of the cylinder 123 in an initial state, the push rod 125a extends to the outside of the cylinder 123, the top end of the push rod 125a is connected with the rotating component 200, and the push rod 125a and the cylinder cover 124 form a sealed sliding guide fit along the axial direction of the push rod 125 a;
a heat-insulating connecting pipe 116 for communicating the supporting pipe 113 and the butt-joint cylinder 122 is arranged between the supporting pipe 113 and the bottom end of the butt-joint cylinder 122, and the heat-insulating connecting pipe 116 and the butt-joint cylinder 122 are filled with full-load thermal expansion liquid in an initial state;
when the ambient temperature rises to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 drives the pushing mechanism 120 to switch from the shortened state to the extended state, when the ambient temperature rises to a certain value and lasts for a certain period of time, the heat collecting tube 114 will absorb enough heat and heat the thermal expansion liquid, the volume of the thermal expansion liquid gradually increases and gushes into the cylinder 132 and pushes against the piston 125b, the piston 125b will slide along the cylinder 123 toward the cylinder cover 124, the piston 125b will drive the push rod 125a to synchronously move toward the outside of the cylinder 123, and the pushing mechanism 120 switches from the shortened state to the extended state;
s2: when the ambient temperature decreases to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 detects the change of the ambient temperature and cancels the driving of the pushing mechanism 120, at this time, the resetting member 130 drives the pushing mechanism to shorten inwards and switch from the extended state to the shortened state;
the reset component 130 comprises a rectangular linkage frame 136 fixedly connected with the top end of the push rod 125a, the middle position of the linkage frame 136 along the length direction thereof is fixedly sleeved on the top end of the push rod 125a, and the end position of the linkage frame 136 along the length direction thereof is fixedly provided with a connecting rod 137 which is arranged downwards;
the reset member 130 further includes two guide rods 131 disposed on the upper end surface of the fixed plate 121 and axially parallel to the axial direction of the cylinder 123, the guide rods 131 are located on one side of the cylinder 123, the two guide rods 131 are symmetrically disposed along the axial direction of the cylinder 123, a sliding sleeve 132 is movably sleeved outside the guide rods 131, the sliding sleeve 132 and the guide rods 131 form a sliding guide fit along the axial direction parallel to the cylinder 123, a limit bolt 133 is disposed at the top end of the guide rods 131 in a threaded connection manner, a reset spring 134 is movably sleeved outside the guide rods 131, one end of the reset spring 134 is abutted against the limit bolt 133, the other end of the reset spring 134 is abutted against the sliding sleeve 132, the elastic force of the reset spring 134 is always directed to the sliding sleeve 132 by the limit bolt 133, a reset ring 135 movably sleeved outside the cylinder 123 is disposed between the two sliding sleeves;
when the ambient temperature is reduced to a certain value and lasts for a certain period of time, the volume of the thermal expansion liquid is recovered to be normal and the thermal expansion liquid flowing into the cylinder 132 flows back completely, in this process, the resetting member 130 drives the pushing mechanism 120 to be switched from the extended state to the shortened state, specifically, the elastic potential energy of the resetting spring 134 is gradually released and pushes the sliding sleeve 132 to vertically slide downwards along the guide rod 131, the sliding sleeve 132 drives the resetting ring 135 to move synchronously, the resetting ring 135 pulls the linkage frame 136 downwards through the connecting rod 137, the linkage frame 136 drives the push rod 125a to slide towards the cylinder 123, the pushing mechanism 120 is switched from the extended state to the shortened state, and an extended and shortened movement cycle is completed;
(II) a rotation driving stage;
s3: in a movement cycle in which the pushing mechanism 120 is switched from the shortened state to the extended state and is returned from the extended state to the shortened state, the pushing mechanism 120 drives the rotating component 200 to rotate, and the rotating component 200 converts the temperature signal of the temperature sensing component 100 into a rotation signal;
the rotating component 200 comprises two vertical plates 201 fixedly connected with the mounting base plate 111, the vertical plates 201 are arranged in parallel and are arranged at intervals, a plurality of connecting plates 202 used for connecting and stabilizing the vertical plates 201 are arranged between the vertical plates 201, a rotating shaft 203 which is rotatably connected and matched with the connecting plates 202 is arranged between the two vertical plates 201, the axial direction of the rotating shaft 203 is perpendicular to the plane of the mounting base plate 111, the top end of the rotating shaft 203 is a rotating driving end and is matched with the push rod 125a, and the bottom end of the rotating shaft 203 is a rotating output end and is matched with the hydraulic trigger component 300;
a sleeve 206 is coaxially and fixedly sleeved on the outer circular surface of the driving end of the rotating shaft 203, a rotating trigger groove 207 is formed in the outer circular surface of the sleeve 206, a liftable movable frame 204 is arranged at the top end of the push rod 125a, a floatable trigger slider 205 is arranged on the movable frame 204, the floating direction is the radial direction of the sleeve 206, the trigger slider 205 is matched with the rotating trigger groove 207 and forms sliding guide fit along the guiding direction thereof, a spring leaf 205a is arranged on the movable frame 204, and the elastic force of the spring leaf 205a always pushes the trigger slider 205 to float towards the bottom of the rotating trigger groove 207;
the rotary trigger groove 207 comprises a forward section A arranged in parallel to the axial direction of the sleeve 206 and a return section B communicated with the forward section, the return section B is twisted clockwise by forty-five degrees along the circumferential direction of the outer circular surface of the sleeve 206, the head end of the forward section A penetrates through the bottom end of the sleeve 206, the head end of the return section B is communicated with the tail end of the forward section A, the rotary trigger groove 207 is provided with a plurality of, preferably eight rotary trigger grooves 207, the trigger slider 205 is positioned below the head end of one of the forward sections A of the rotary trigger groove 207 in an initial state and is aligned up and down, a transition groove one 208a for communicating the first rotary trigger groove and the second rotary trigger groove is arranged between the head end of the return section B of the rotary trigger groove 207 and the tail end of the forward section A of the rotary trigger groove 207, the groove depth of the transition groove one 208a is smaller than that of the rotary trigger groove 207, a transition slope one 208B for smooth connection is arranged between the forward section A of the rotary, a second transition groove 209a for connecting the two is arranged between the tail end of the return section B of the rotary trigger groove 207 and the middle position of the forward section A of the adjacent rotary trigger groove 207 along the clockwise direction, the groove depth of the second transition groove 209a is smaller than that of the rotary trigger groove 207, and a second transition inclined surface 209B for smoothly connecting the two is arranged between the return section B of the rotary trigger groove 207 and the second transition groove 209 a;
in the process of driving the rotating shaft 203 to rotate in one period of the movement of the push rod 125a, when the push rod 125a moves upward, the movable frame 204 is driven to move synchronously, the movable frame 204 drives the trigger slider 205 to slide into the forward section a of the corresponding rotating trigger slot 207, the push rod 125a further moves upward to the topmost end, the trigger slider 205 slides into the head end of the return section B of the rotating trigger slot 207 through the transition slope surface one 208B and the transition slot one 208a along the forward section a of the rotating trigger slot 207, and then, when the push rod 125a moves downward, the movable frame 204 is driven to move synchronously, the movable frame 204 drives the trigger slider 205 to slide to the middle position of the forward section a of the adjacent rotating trigger slot 207 along the return section B of the rotating trigger slot 207, during the process, the trigger slider 205 extrudes the rotating trigger slot 207 and forces the sleeve 206 to rotate by forty-five degrees, and the push rod 125a further moves downward to reset, the trigger slide block 205 slides downwards to reset the forward section A of the adjacent trigger rotating groove 207;
(III) hydraulic triggering;
s3: the rotating part 200 rotates to drive the hydraulic trigger part 300 to automatically trigger, and the hydraulic trigger part 300 triggers to perform temperature sensing hydraulic control on source equipment connected with the hydraulic trigger part;
a programming column 210 is coaxially and fixedly sleeved outside the rotating output end of the rotating shaft 203, a mounting hole 211 arranged along the radial direction of the programming column 210 is formed in the outer circular surface of the programming column 210, and a contact 212 is detachably arranged in the mounting hole 211;
the hydraulic trigger component 300 comprises a top frame 301 and a bottom frame 302 fixedly connected with a vertical plate 201, the top frame 301 is positioned above the bottom frame 302, a side frame 303 is fixedly arranged between the top frame 301 and the bottom frame 302, a hydraulic control mechanism 310 is arranged between the top frame 301 and the bottom frame 302, the hydraulic control mechanism 310 comprises a first fixed shaft 311 and a second fixed shaft 312 which are arranged between the top frame 301 and the bottom frame 302 and are axially parallel to the axial direction of a rotating shaft 203, the first fixed shaft 311 is positioned between the rotating shaft 203 and the second fixed shaft 312, an L-shaped deflector rod 315 is rotatably sleeved on the first fixed shaft 311, the plane where the L-shaped deflector rod 315 is positioned is parallel to a mounting bottom plate 111, the bending part of the L-shaped deflector rod 315 is rotatably sleeved on the first fixed shaft 311, the back surface of one end of the L-shaped deflector rod 315 is movably contacted with a contact 212, a hydraulic cylinder 313a used for supplying hydraulic, the hydraulic cylinder 313a is rotatably sleeved on the second fixed shaft 312, the telescopic end of the second piston rod 313b is hinged with the other end of the L-shaped shift lever 315, the axial direction of the hinged shaft is parallel to the axial direction of the first fixed shaft 311, a flexible hydraulic oil pipe 314 is fixedly arranged on the side frame 303, one end of the hydraulic oil pipe 314 is communicated with the hydraulic cylinder 313a, and the other end of the hydraulic oil pipe 314 is communicated with source equipment;
in the process of automatically triggering the control source device, when the rotating shaft 203 rotates and drives the contact 212 to rotate synchronously, the contact 212 will toggle the L-shaped toggle rod 315, the L-shaped toggle rod 315 will rotate around the fixed shaft 311 and push the second piston rod 313b towards the inside of the hydraulic cylinder 313a, the hydraulic oil in the hydraulic cylinder 313b will be discharged from the hydraulic oil pipe 314 and supplied to the source device, so as to realize the temperature-sensitive hydraulic control of the source device.
A temperature sensing hydraulic trigger comprises a temperature sensing component 100 for detecting the change of the ambient temperature, a hydraulic trigger component 300 for hydraulically controlling a source device and a rotating component 200 arranged between the temperature sensing component 100 and the hydraulic trigger component 300, wherein the rotating component 200 is used for converting a temperature signal transmitted by the temperature sensing component 100 into a rotating signal of the rotating component 200 and controlling the triggering of the hydraulic trigger component 300 by the rotating signal, the temperature sensing component 100 comprises a heat sensing mechanism 110, a telescopic abutting mechanism 120 and a reset component 130, the telescopic end of the abutting mechanism 120 is connected with the rotating component 200, the abutting mechanism 120 is arranged in a shortened state and an extended state which can be mutually switched, the initial state is the shortened state, the heat sensing mechanism 110 is used for detecting the rise of the ambient temperature and driving the abutting mechanism 120 to be switched to the extended state, after the ambient temperature is reduced, the reset component 130 is used to drive the pushing mechanism 120 to reset and switch to the shortened state, the pushing mechanism 120 extends outwards and shortens inwards into one operating cycle, and the rotating part 200 converts the temperature signal induced by the heat sensing mechanism 110 into a self-rotating signal in the operating cycle.
When the environment temperature rises to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 detects the change of the environment temperature and drives the pushing mechanism 120 to extend outwards to switch from the shortened state to the extended state, when the environment temperature decreases to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 detects the change of the environment temperature and cancels the driving of the pushing mechanism 120, at this time, the resetting component 130 drives the pushing mechanism to shorten inwards and switch from the extended state to the shortened state, the pushing mechanism 120 switches from the shortened state to the extended state and returns from the extended state to the shortened state within one movement period, the pushing mechanism 120 drives the rotating component 200 to rotate, the rotating component 200 converts the temperature signal of the temperature sensing component 100 into a rotating signal, and then the rotating component 200 rotates to drive the hydraulic trigger component 300 to automatically trigger, the hydraulic triggering part 300 triggers hydraulic control of the source device to which it is connected. The source equipment is execution equipment, the execution equipment can be heating equipment for heating the inner cavity of the boiler, and the execution equipment can receive the hydraulic triggering part 300 for triggering and executing heating operation.
The thermal sensing mechanism 110 comprises a mounting base plate 111, a strip-shaped support frame 112 parallel to the plane of the mounting base plate 111 is arranged on the upper end face of the mounting base plate 111, a support tube 113 parallel to the support frame 112 is arranged above the upper end face of the mounting base plate 111, two ends of the support tube 113 are sealed and arranged in a heat preservation manner, full thermal expansion liquid is filled in the support tube 113, an inclined heat collecting tube 114 is detachably arranged between the support frame 112 and the support tube 113, the heat collecting tube 114 is used for heating the thermal expansion liquid, a plurality of heat collecting tubes 114 are arranged in parallel, in order to effectively support the heat collecting tube 114, a reflector 115 for fixedly connecting the support frame 112 and the support tube 113 is disposed between the support frame and the support tube, the heat collecting tube 114 is lined on the upper end surface of the reflector 115, the heat collecting tube 114 absorbs heat of ambient temperature and heats thermal expansion liquid, and the outward extension of the pushing mechanism 120 is driven by the expansion of the thermal expansion liquid.
The pushing mechanism 120 comprises a fixing plate 121 fixedly connected with the upper end face of the mounting base plate 111 and arranged in parallel with the mounting base plate, a butting cylinder 122 axially perpendicular to the plane of the mounting base plate is detachably arranged on the fixing plate 121, the butting cylinder 122 is made of heat-insulating materials, the butting cylinder 122 is coaxially arranged in a thin hole shape and penetrates up and down, a cylinder body 123 communicated with the butting cylinder 122 is coaxially arranged at the top end of the butting cylinder 122, the cylinder body 123 is hermetically connected with the butting cylinder 122, a cylinder cover 124 hermetically connected and matched with the cylinder body 123 is coaxially arranged at the top end of the cylinder body 123, and a first piston rod 125 movably penetrating through the cylinder cover 124 and arranged upwards is coaxially arranged in the cylinder body.
Specifically, the first piston rod 125 includes a push rod 125a and a piston 125b that are coaxially and fixedly connected, the piston 125b is located in the cylinder 123 and forms a sealed sliding guiding fit along the axial direction thereof, the piston 125b is located at the bottom of the cylinder 123 in an initial state, the push rod 125a extends to the outside of the cylinder 123 and the top end of the push rod 125a is connected with the rotating component 200, the push rod 125a and the cylinder cover 124 form a sealed sliding guiding fit along the axial direction thereof, the pushing mechanism 120 is switched to an extended state by driving the first piston rod 125 to move toward the outside of the cylinder 123, and the pushing mechanism 120 is switched to a shortened state by driving the first piston rod 125 to move toward the inside of the cylinder 123.
More specifically, in order to convert the expansion of the thermal expansion liquid into the power for driving the piston rod 125 to move toward the outside of the cylinder 123, a thermal insulation connection pipe 116 for connecting the support pipe 113 and the bottom end of the docking cylinder 122 is disposed between the support pipe 113 and the bottom end of the docking cylinder 122, and the thermal insulation connection pipe 116 and the docking cylinder 122 are both filled with the thermal expansion liquid fully in the initial state.
When the ambient temperature rises to a certain value and lasts for a certain period of time, the thermal sensing mechanism 110 drives the abutting mechanism 120 to switch from the shortened state to the lengthened state, specifically, when the ambient temperature rises to a certain value and lasts for a certain period of time, the heat collecting tube 114 will absorb enough heat and heat the thermal expansion liquid, the volume of the thermal expansion liquid gradually increases and gushes into the cylinder 132 and abuts against the piston 125b, the piston 125b will slide along the cylinder 123 toward the cylinder cover 124, the piston 125b will drive the push rod 125a to synchronously move toward the outside of the cylinder 123, and the abutting mechanism 120 switches from the shortened state to the lengthened state.
When the ambient temperature is reduced to a certain value and lasts for a certain period of time, the volume of the thermal expansion liquid is restored to normal and the negative pressure environment in the cylinder 123 cannot make the piston 125b slide and reset towards the bottom of the cylinder 123, for this reason, the reset member 130 includes a rectangular linkage frame 136 fixedly connected with the top end of the push rod 125a, the middle position of the linkage frame 136 along the length direction thereof is fixedly sleeved on the top end of the push rod 125a, the end position of the linkage frame 136 along the length direction thereof is fixedly provided with a connecting rod 137 arranged downwards, and the first piston rod 125 is driven to move towards the inside of the cylinder 123 by pulling down the connecting rod 137.
Specifically, in order to pull down the connecting rod 137, the reset member 130 further includes two guide rods 131 disposed on the upper end surface of the fixing plate 121 and axially parallel to the axial direction of the cylinder 123, the guide rods 131 are disposed on one side of the cylinder 123, the two guide rods 131 are symmetrically disposed along the axial direction of the cylinder 123, a sliding sleeve 132 is movably sleeved outside the guide rods 131, the sliding sleeve 132 and the guide rods 131 form a sliding guiding fit along the axial direction parallel to the cylinder 123, in order to avoid the sliding sleeve 132 and the guide rods 131 falling off, a limit bolt 133 is disposed at the top end of the guide rods 131 in a threaded connection manner, a reset spring 134 is movably sleeved outside the guide rods 131, one end of the reset spring 134 is abutted against the limit bolt 133, the other end of the reset spring is abutted against the sliding sleeve 132 by the limit bolt 133, the elastic force of the reset spring 134 is always directed to the sliding, the reset ring 135 is fixedly connected with the sliding sleeve 132 and the connecting rod 137.
In the process that the pushing mechanism 120 is switched from the shortened state to the extended state, the push rod 125a further drives the sliding sleeve 132 to vertically slide upwards along the guide rod 131 against the elastic force of the return spring 134, the return spring 134 is gradually compressed and the elastic potential energy is increased, when the ambient temperature is reduced to a certain value and lasts for a certain period of time, the volume of the thermal expansion liquid returns to normal and the backflow of the thermal expansion liquid flowing into the cylinder 132 is completed, in this process, the return member 130 drives the pushing mechanism 120 to be switched from the extended state to the shortened state, which is specifically expressed in that the elastic potential energy of the return spring 134 is gradually released and pushes the sliding sleeve 132 to vertically slide downwards along the guide rod 131, the sliding sleeve 132 drives the return ring 135 to synchronously move, the return ring 135 pulls down the linkage frame 136 through the connecting rod 137, the linkage frame 136 drives the push rod 125a to slide towards the cylinder 123, and the pushing mechanism 120 is switched from the extended state, and completes a cycle of movement that lengthens and shortens.
As a more optimized scheme of the present invention, in the process of switching the pushing mechanism 120 from the shortened state to the extended state, part of the thermal expansion liquid will flow into the cylinder 123, in order to shorten the time required for the thermal expansion liquid to expand, it is necessary to perform a heat preservation treatment on the outer wall of the contact portion between the cylinder 123 and the thermal expansion liquid, meanwhile, in the process of switching the pushing mechanism 120 from the extended state to the shortened state, in order to shorten the time required for the thermal expansion liquid to return to the normal volume, it is necessary to perform a heat dissipation treatment on the outer wall of the contact portion between the cylinder 123 and the thermal expansion liquid, for this purpose, comprehensively, the reset ring 135 is sleeved outside the connection portion between the docking cylinder 122 and the cylinder 123 in the initial state, the heat preservation cylinder 140 is fixedly installed on the upper end face of the reset ring 135, the heat preservation cylinder 140 is coaxially and slidably sleeved on the outer circumferential face of the, the heat dissipation cylinder 140 is coaxially and slidably sleeved on the outer circular surface of the butt joint cylinder 122, in order to enable the heat dissipation cylinder 140 to be in sliding transition from the butt joint cylinder 122 to the cylinder body 123, the diameters of the butt joint cylinder 122 and the cylinder body 123 are equal, and the significance of the scheme is that the structure is simple, the volume change rate of the thermal expansion liquid is improved, and the sensitivity of the temperature sensing component 100 to temperature sensing is improved.
In order to convert the temperature signal into the rotation signal, the rotating component 200 includes two vertical plates 201 fixedly connected to the mounting base plate 111, the vertical plates 201 are arranged in parallel and at intervals, a plurality of connecting plates 202 for connecting and fixing the vertical plates 201 are arranged between the vertical plates 201, a rotating shaft 203 rotatably connected and matched with the connecting plates 202 is arranged between the two vertical plates 201, the axial direction of the rotating shaft 203 is perpendicular to the plane of the mounting base plate 111, the top end of the rotating shaft 203 is a rotation driving end and is matched with the push rod 125a, and the bottom end of the rotating shaft 203 is a rotation output end and is matched with the hydraulic triggering component 300.
Specifically, in order to be able to drive the rotating shaft 203 to rotate in one period of the movement of the push rod 125a, the outer circular surface of the driving end of the rotating shaft 203 is coaxially and fixedly sleeved with a sleeve 206, in order to be able to drive the sleeve 206 to drive the rotating shaft 203 to rotate, the outer circular surface of the sleeve 206 is provided with a rotating trigger groove 207, the top end of the push rod 125a is provided with a movable frame 204 capable of ascending and descending, the movable frame 204 is provided with a floatable trigger slider 205, the floating direction is the radial direction of the sleeve 206, the trigger slider 205 is matched with the rotating trigger groove 207 and forms a sliding guide fit along the guiding direction thereof, the movable frame 204 is provided with a spring piece 205a, and the elastic force of the spring piece 205a always pushes the trigger slider 205 to float.
More specifically, the rotary trigger groove 207 includes a forward section a arranged parallel to the axial direction of the sleeve 206 and a return section B communicated with the forward section, the return section B is twisted clockwise by forty-five degrees along the circumferential direction of the outer circular surface of the sleeve 206, the head end of the forward section a penetrates the bottom end of the sleeve 206, the head end of the return section B is communicated with the tail end of the forward section a, the rotary trigger groove 207 is provided with a plurality of, preferably eight, rotary trigger grooves 207, the trigger slider 205 is located below the head end of one forward section a of the rotary trigger groove 207 in the initial state and aligned with the head end of the forward section a of the rotary trigger groove 207 in the vertical direction, in order to enable the sleeve 206 to rotate continuously, a transition groove 208a for communicating the forward section B of the rotary trigger groove 207 and the tail end of the forward section a of the rotary trigger groove 207 are provided between the head end of the return section B of the rotary trigger groove 207 and the tail end of the forward section a of the rotary trigger groove 207, the groove 208a is smaller than the The first inclined plane 208B is provided with a transition groove II 209a used for connecting the first inclined plane 208B and the second inclined plane 209B, the groove depth of the transition groove II 209a is smaller than that of the rotary trigger groove 207, and the transition inclined plane 209B used for smoothly connecting the first inclined plane 208B and the second inclined plane 209B is arranged between the return section B of the rotary trigger groove 207 and the transition groove II 209 a.
The rotating shaft 203 is driven to rotate in one period of the movement of the push rod 125a, which is embodied in that when the push rod 125a moves upwards, the movable frame 204 is driven to move synchronously, the movable frame 204 drives the trigger slider 205 to slide into the advancing section a of the corresponding rotary trigger slot 207, the push rod 125a further moves upwards to the topmost end, the trigger slider 205 slides into the head end of the return section B of the rotary trigger slot 207 through the transition slope surface one 208B and the transition slot one 208a along the advancing section a of the rotary trigger slot 207, and then, when the push rod 125a moves downwards, the movable frame 204 is driven to move synchronously, the movable frame 204 drives the trigger slider 205 to slide to the middle position of the advancing section a of the adjacent rotary trigger slot 207 along the return section B of the rotary trigger slot 207, in the process, the trigger slider 205 extrudes the rotary trigger slot 207 and forces the sleeve 206 to rotate by forty-five degrees, the push rod 125a further moves downwards to reset, the trigger slider 205 will be reset by sliding the segment a forward from the adjacent trigger rotary slot 207 downward.
In order to enable the hydraulic triggering component 300 to be triggered automatically, a programming column 210 is coaxially fixedly sleeved outside the rotating output end of the rotating shaft 203, a mounting hole 211 arranged along the radial direction of the programming column 210 is formed in the outer circular surface of the programming column 210, a contact 212 is detachably arranged in the mounting hole 211, the rotating shaft 203 drives the programming column 210 to rotate, the contact 212 rotates synchronously, and the hydraulic triggering component 300 is triggered in a poking mode.
The hydraulic trigger component 300 comprises a top frame 301 and a bottom frame 302 fixedly connected with a vertical plate 201, the top frame 301 is positioned above the bottom frame 302, a side frame 303 is fixedly arranged between the top frame 301 and the bottom frame 302, a hydraulic control mechanism 310 is arranged between the top frame 301 and the bottom frame 302, the hydraulic control mechanism 310 comprises a first fixed shaft 311 and a second fixed shaft 312 which are arranged between the top frame 301 and the bottom frame 302 and are axially parallel to the axial direction of a rotating shaft 203, the first fixed shaft 311 is positioned between the rotating shaft 203 and the second fixed shaft 312, an L-shaped deflector rod 315 is rotatably sleeved on the first fixed shaft 311, the plane where the L-shaped deflector rod 315 is positioned is parallel to a mounting bottom plate 111, the bending part of the L-shaped deflector rod 315 is rotatably sleeved on the first fixed shaft 311, the back surface of one end of the L-shaped deflector rod 315 is movably contacted with a contact 212, a hydraulic cylinder 313a used for supplying hydraulic, the hydraulic cylinder 313a is rotatably sleeved on the second fixed shaft 312, the telescopic end of the second piston rod 313b is hinged with the other end of the L-shaped shift lever 315, the axial direction of the hinged shaft is parallel to the axial direction of the first fixed shaft 311, a flexible hydraulic oil pipe 314 is fixedly arranged on the side frame 303, one end of the hydraulic oil pipe 314 is communicated with the hydraulic cylinder 313a, and the other end of the hydraulic oil pipe 314 is communicated with source equipment.
In the process of automatically triggering the control source device, when the rotating shaft 203 rotates and drives the contact 212 to rotate synchronously, the contact 212 will toggle the L-shaped toggle rod 315, the L-shaped toggle rod 315 will rotate around the fixed shaft 311 and push the second piston rod 313b towards the inside of the hydraulic cylinder 313a, the hydraulic oil in the hydraulic cylinder 313b will be discharged from the hydraulic oil pipe 314 and supplied to the source device, so as to realize the temperature-sensitive hydraulic control of the source device.
As a more perfect solution of the present invention, in order to enable the hydraulic trigger component 300 to perform temperature-sensing hydraulic control on a plurality of source devices simultaneously, the hydraulic control mechanism 310 is provided with a plurality of mounting holes 211 and is arranged in an axial array parallel to the rotating shaft 203, preferably, the hydraulic control mechanism 310 is provided with eight mounting holes 211, correspondingly, the mounting holes 211 are provided with a plurality of mounting holes 211 and are arranged in an array along the circumferential direction of the programming column 210, preferably, the mounting holes 211 are provided with eight mounting holes 211, in order to facilitate the opening of the mounting holes 211, the outer circumferential surface of the programming column 210 is provided with an octagonal structure, the eight mounting holes 211 jointly form a mounting hole group, the mounting hole group is provided with a plurality of mounting holes and is arranged in an axial array of the programming column 210, preferably, the mounting hole group is provided with eight mounting hole groups, the mounting hole groups correspond to the hydraulic control mechanism 310 one by one, when the temperature changes and the rotating shaft 203 is caused to rotate once, the triggering process of the hydraulic control mechanism 310 can be changed according to the code of the user on the contact 212, namely, the rotating shaft 203 rotates once, so that one or more hydraulic control mechanisms 310 can be automatically triggered, the practicability of the hydraulic triggering component 300 is improved, and the applicable scope of the hydraulic triggering component is widened.
Claims (6)
1. The automatic trigger control method of the dynamic fluctuation change of the induction thermal field comprises the following steps:
a temperature change induction stage;
s1: when the environmental temperature rises to a certain value and lasts for a certain period of time, the heat sensing mechanism detects the change of the environmental temperature and drives the pushing mechanism to stretch outwards to be switched from a shortened state to a stretched state;
the thermal sensing mechanism comprises an installation bottom plate, a strip-shaped support frame parallel to the plane of the installation bottom plate is arranged on the upper end face of the installation bottom plate, a support tube parallel to the support frame is arranged above the upper end face of the installation bottom plate, two ends of the support tube are sealed and arranged in a heat preservation manner, full-load thermal expansion liquid is filled in the support tube, an inclined heat collecting tube is detachably arranged between the support frame and the support tube and used for heating the thermal expansion liquid, a plurality of heat collecting tubes are arranged in parallel, a light reflecting plate for fixedly connecting the support frame and the support tube is arranged between the support frame and the support tube, and the heat collecting;
the butting mechanism comprises a fixing plate fixedly connected with the upper end face of the mounting base plate and arranged in parallel with the mounting base plate, a butting cylinder axially perpendicular to the plane of the mounting base plate is detachably arranged on the fixing plate, the butting cylinder is made of heat-insulating materials, the butting cylinder is coaxially arranged in a thin-hole shape and penetrates up and down, a cylinder body communicated with the butting cylinder is coaxially arranged at the top end of the butting cylinder, the cylinder body is hermetically connected with the butting cylinder, a cylinder cover which is hermetically connected and matched with the cylinder body is coaxially arranged at the top end of the cylinder body, and a first piston rod movably penetrating through the cylinder cover and arranged upwards is coaxially arranged in;
the first piston rod comprises a push rod and a piston which are coaxially and fixedly connected, the piston is positioned in the cylinder body and forms sealed sliding guide fit along the axial direction of the piston, the piston is positioned at the bottom of the cylinder body in an initial state, the push rod extends to the outside of the cylinder body, the top end of the push rod is connected with the rotating component, and the push rod and the cylinder cover form sealed sliding guide fit along the axial direction of the push rod;
a heat-insulating connecting pipe for communicating the supporting pipe and the butting pipe is arranged between the supporting pipe and the bottom end of the butting pipe, and fully-loaded thermal expansion liquid is filled in the heat-insulating connecting pipe and the butting pipe in an initial state;
when the environment temperature rises to a certain value and lasts for a certain time, the thermal sensing mechanism drives the abutting mechanism to be switched from the shortening state to the extension state, when the environment temperature rises to the certain value and lasts for the certain time, the heat collecting pipe absorbs enough heat and heats thermal expansion liquid, the volume of the thermal expansion liquid is gradually increased, the thermal expansion liquid flows into the cylinder body and abuts against the piston, the piston slides towards the cylinder cover along the cylinder body, the piston drives the push rod to synchronously move towards the outside of the cylinder body, and the abutting mechanism is switched from the shortening state to the extension state;
s2: when the environmental temperature is reduced to a certain value and lasts for a certain period of time, the heat sensing mechanism detects the change of the temperature environment and cancels the driving of the pushing mechanism, and at the moment, the resetting component drives the pushing mechanism to be inwards shortened and the pushing mechanism to be switched from the lengthening state to the shortening state;
the reset component comprises a rectangular linkage frame fixedly connected with the top end of the push rod, the middle position of the linkage frame along the length direction of the linkage frame is fixedly sleeved at the top end of the push rod, and a connecting rod arranged downwards is fixedly arranged at the end position of the linkage frame along the length direction of the linkage frame;
the reset component also comprises guide rods which are arranged on the upper end face of the fixed plate and are axially parallel to the axial direction of the cylinder body, the guide rods are positioned on one side of the cylinder body, the two guide rods are symmetrically arranged along the axial direction of the cylinder body, sliding sleeves are movably sleeved outside the guide rods, the sliding sleeves and the guide rods form sliding guide fit along the axial direction parallel to the cylinder body, the top ends of the guide rods are in threaded connection with limit bolts, reset springs are movably sleeved outside the guide rods, one ends of the reset springs are abutted against the limit bolts, the other ends of the reset springs are abutted against the sliding sleeves, the elastic force of the reset springs is always directed to the sliding sleeves by the limit bolts, a reset ring movably sleeved outside the cylinder body is arranged between the two;
when the environmental temperature is reduced to a certain value and lasts for a certain duration, the volume of the thermal expansion liquid is recovered to be normal and the thermal expansion liquid flowing into the cylinder body flows back completely, in the process, the reset member drives the abutting mechanism to be switched from the extension state to the shortening state, specifically, the elastic potential energy of the reset spring is gradually released and pushes the sliding sleeve to vertically slide downwards along the guide rod, the sliding sleeve drives the reset ring to synchronously move, the reset ring pulls the linkage frame downwards through the connecting rod, the linkage frame drives the push rod to slide towards the cylinder body, the abutting mechanism is switched from the extension state to the shortening state, and a movement period of extension and shortening is completed;
(II) a rotation driving stage;
s3: in a movement period that the pushing mechanism is switched from the shortened state to the extended state and is recovered from the extended state to the shortened state, the pushing mechanism drives the rotating component to rotate, and the rotating component converts a temperature signal of the temperature sensing component into a rotating signal;
the rotating part comprises vertical plates fixedly connected with the mounting base plate, the vertical plates are arranged in parallel and are arranged at intervals, a plurality of connecting plates for connecting and stabilizing the vertical plates are arranged between the vertical plates, a rotating shaft which is in rotating connection and matching with the connecting plates is arranged between the two vertical plates, the axial direction of the rotating shaft is vertical to the plane of the mounting base plate, the top end of the rotating shaft is a rotating driving end, the rotating driving end is matched with the push rod, and the bottom end of the rotating shaft is a rotating output end which is matched with the hydraulic triggering part;
a sleeve is coaxially and fixedly sleeved on the outer circular surface of the rotating shaft driving end, a rotating trigger groove is formed in the outer circular surface of the sleeve, a liftable movable frame is arranged at the top end of the push rod, a floatable trigger slider is arranged on the movable frame, the floating direction is the radial direction of the sleeve, the trigger slider is matched with the rotating trigger groove and forms sliding guide fit along the guiding direction of the trigger slider, a spring piece is arranged on the movable frame, and the elastic force of the spring piece always pushes the trigger slider to float towards the bottom of the rotating trigger groove;
the rotary trigger groove comprises a forward section A and a return section B, the forward section A is arranged in parallel to the axial direction of the sleeve, the return section B is communicated with the forward section A, the return section B is clockwise twisted by forty-five degrees along the circumferential direction of the outer circular surface of the sleeve, the head end of the forward section A penetrates through the bottom end of the sleeve, the head end of the return section B is communicated with the tail end of the forward section A, a plurality of rotary trigger grooves are arranged, the number of the rotary trigger grooves is eight, the trigger slider is positioned below the head end of one rotary trigger groove forward section A in an initial state and is vertically aligned with the head end of the one rotary trigger groove forward section A, a transition groove I for communicating the first rotary trigger groove and the tail end of the rotary trigger groove forward section A are arranged between the head end of the rotary trigger groove B and the tail end of the rotary trigger groove forward section A, the depth of the transition groove I is smaller than that of the rotary trigger groove, the first transition slope I for smoothly connecting the first rotary trigger groove and the A second transition groove used for connecting the second rotary trigger groove and the second transition groove is formed, the groove depth of the second transition groove is smaller than that of the rotary trigger groove, and a second transition inclined plane used for smoothly connecting the second rotary trigger groove and the second transition groove is arranged between the return section B of the rotary trigger groove and the second transition groove;
in the process of driving the rotating shaft to rotate in one period of the movement of the push rod, the push rod drives the movable frame to synchronously move when moving upwards, the movable frame drives the trigger slide block to slide into the advancing section A of the corresponding rotary trigger groove, the push rod further moves upwards to the topmost end, the trigger slide block slides into the head end of the return section B of the rotary trigger groove along the advancing section A of the rotary trigger groove through the transition inclined plane I and the transition groove I, then, when the push rod moves downwards, the movable frame is driven to move synchronously, the movable frame drives the trigger slide block to slide to the middle position of the advancing section A of the adjacent rotary trigger groove along the return section B of the rotary trigger groove, in the process, the trigger sliding block extrudes the rotary trigger groove and forces the sleeve to rotate anticlockwise by forty-five degrees, the push rod further moves downwards to reset, and the trigger sliding block slides downwards to reset from the advancing section A of the adjacent trigger rotary groove;
(III) hydraulic triggering;
s4: the rotating part drives the hydraulic triggering part to automatically trigger, and the hydraulic triggering part triggers the source equipment connected with the hydraulic triggering part to perform temperature-sensing hydraulic control;
in the process of automatically triggering the control source equipment, when the rotating shaft rotates and drives the contact to synchronously rotate, the contact shifts the L-shaped shifting rod, the L-shaped shifting rod rotates around the fixed shaft and pushes the second piston rod towards the interior of the hydraulic cylinder, hydraulic oil in the hydraulic cylinder is discharged by the hydraulic oil pipe and supplied to the source equipment, and temperature-sensitive hydraulic control of the source equipment is realized.
2. The automatic trigger control method of claim 1, wherein the programming post is coaxially fixed outside the rotation output end of the rotation shaft, the programming post has a mounting hole radially disposed on an outer circumferential surface thereof, and the mounting hole has a contact detachably disposed therein.
3. The automatic triggering control method for the dynamic fluctuation of the thermal field according to claim 1, wherein the hydraulic triggering component comprises a top frame and a bottom frame which are fixedly connected with the vertical plate, the top frame is positioned above the bottom frame, a side frame is fixedly arranged between the top frame and the bottom frame, and a hydraulic control mechanism is arranged between the top frame and the bottom frame.
4. The automatic triggering control method of claim 3, wherein the hydraulic control mechanism comprises a first fixing shaft and a second fixing shaft, the first fixing shaft and the second fixing shaft are disposed between the top frame and the bottom frame and axially parallel to the rotating shaft, the first fixing shaft is disposed between the rotating shaft and the second fixing shaft, the first fixing shaft is rotatably sleeved with an L-shaped shift lever, a plane where the L-shaped shift lever is located is parallel to the mounting base plate, a bent portion of the L-shaped shift lever is rotatably sleeved on the first fixing shaft, a back surface of one end of the L-shaped shift lever is in movable contact with the contact, a hydraulic cylinder for supplying hydraulic oil to the source device and a second piston rod matched with the hydraulic cylinder are disposed between the other end of the L-shaped shift lever and the.
5. The automatic trigger control method of claim 4, wherein the telescopic end of the second piston rod is hinged to the other end of the L-shaped shift lever, the axial direction of the hinged shaft is parallel to the axial direction of the first fixed shaft, a flexible hydraulic oil pipe is fixedly arranged on the side frame, one end of the hydraulic oil pipe is communicated with the hydraulic cylinder, and the other end of the hydraulic oil pipe is communicated with the source equipment.
6. The automatic trigger control method for sensing dynamic fluctuation of a thermal field according to claim 5, wherein the reset ring is sleeved outside the connection portion between the docking cylinder and the cylinder body in an initial state, the upper end surface of the reset ring is fixedly provided with the heat preservation cylinder, the heat preservation cylinder is coaxially and slidably sleeved on the outer circumferential surface of the cylinder body, the lower end surface of the reset ring is fixedly provided with the heat dissipation cylinder, the heat dissipation cylinder is coaxially and slidably sleeved on the outer circumferential surface of the docking cylinder, and the diameter of the docking cylinder is equal to that of the cylinder body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910416213.5A CN110159617B (en) | 2019-05-20 | 2019-05-20 | Automatic trigger control method for sensing dynamic fluctuation change of thermal field |
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| CN201910416213.5A CN110159617B (en) | 2019-05-20 | 2019-05-20 | Automatic trigger control method for sensing dynamic fluctuation change of thermal field |
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| CN110159617A CN110159617A (en) | 2019-08-23 |
| CN110159617B true CN110159617B (en) | 2020-12-01 |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4694145A (en) * | 1985-02-15 | 1987-09-15 | Allied Corporation | Electronic controller for predetermined temperature coefficient heater |
| JP2007120305A (en) * | 2005-10-24 | 2007-05-17 | Mazda Motor Corp | Engine cooling system |
| CN200979666Y (en) * | 2006-11-30 | 2007-11-21 | 广东凌霄泵业股份有限公司 | A thermostat |
| WO2013168194A1 (en) * | 2012-05-09 | 2013-11-14 | 三菱電機株式会社 | Airtight compressor and heat pump device |
| CN105698972B (en) * | 2016-03-14 | 2018-08-10 | 宁波杰克龙精工有限公司 | A kind of mounting device of ultrasonic calorimeter reflector |
| CN106194619A (en) * | 2016-07-05 | 2016-12-07 | 贾二芳 | Manufacture the temperature difference with the power obtained from the temperature difference and obtain the electromotor of power |
| CN107576205A (en) * | 2017-09-26 | 2018-01-12 | 南丹县南方有色金属有限责任公司 | A kind of automatic heating device for metallurgical furnace low-temperature zone baker |
| CN208184912U (en) * | 2018-03-28 | 2018-12-04 | 天津融渌众乐科技有限公司 | A kind of mysterious conjugation pumping system of temperature difference driving |
| CN208184905U (en) * | 2018-03-28 | 2018-12-04 | 天津融渌众乐科技有限公司 | A kind of temperature difference driving pumping system with pressure adjustment control |
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