CN112233924A - Fuse overheat protection device based on expansion with heat and contraction with cold principle - Google Patents
Fuse overheat protection device based on expansion with heat and contraction with cold principle Download PDFInfo
- Publication number
- CN112233924A CN112233924A CN202011053849.7A CN202011053849A CN112233924A CN 112233924 A CN112233924 A CN 112233924A CN 202011053849 A CN202011053849 A CN 202011053849A CN 112233924 A CN112233924 A CN 112233924A
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- Prior art keywords
- movably connected
- temperature
- heat
- cooling
- fuse
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/28—Selection of materials for use as drying agents
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fuses (AREA)
Abstract
The invention relates to the technical field of fuse protection, and discloses a fuse over-temperature protection device based on a principle of expansion with heat and contraction with cold, which comprises a mounting seat, the outer part of the mounting seat is movably connected with a heat conducting plate, the top of the heat conducting plate is movably connected with a heat conducting rod, the left side and the right side of the temperature conducting rod are both movably connected with supporting rods, the top of the temperature conducting rod is movably connected with a temperature conducting hose, the left side of the heat conducting hose is movably connected with a heat conducting iron sheet, the right side of the heat conducting hose is movably connected with a heat conducting copper sheet, heat is transferred to the heat conducting rod through the heat conducting plate and is transferred into the heat conducting hose through the heat conducting rod, because the thermal expansion coefficient of the thermal conduction iron sheet is smaller than that of the thermal expansion coefficient of the thermal conduction copper sheet, the thermal conduction copper sheet can be bent towards the direction of the thermal conduction iron sheet, thereby make the circuit break and extrude the cooling gasbag and reduce the heat, thereby reached when the fuse high temperature automatic disconnection circuit protection and to the fuse cool down the effect.
Description
Technical Field
The invention relates to the technical field of fuse protection, in particular to an over-temperature protection device of a fuse based on a principle of expansion with heat and contraction with cold.
Background
With the development of science and technology, various household appliances in people's homes are increasing day by day, in order to protect people's safe electricity consumption people usually will install the fusing resistor when fitment, fusing resistor has both resistance and the function of fuse, only uses as the resistor at ordinary times, once when the electric current is too big, plays its function of fuse and protects the machine equipment.
And because the summer temperature is too high, lead to the resistance increase in the fuse, make the fuse resistor work, caused the spurious triggering of fuse, influence the normal use of fuse to lead to the fact the influence to people's life, and china's south area summer often air humidity great, in case the fuse temperature is too high its surface easily condensate water droplet, cause the device to damage.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a fuse over-temperature protection device based on the principle of expansion with heat and contraction with cold is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a fuse over-temperature protection device based on the principle of expansion with heat and contraction with cold, which has the advantages of automatically disconnecting the circuit protection and cooling the fuse when the temperature of the fuse is overhigh, keeping the dryness of the working environment of the fuse under the environment of damp and hot and reducing the fault rate, and solves the problems that the traditional fuse is easy to trigger by mistake and is easy to damage in the environment of damp and hot.
(II) technical scheme
In order to realize the purposes of automatically disconnecting the circuit protection and cooling the fuse when the temperature of the fuse is overhigh, keeping the dryness of the working environment of the fuse under the damp and hot environment and reducing the fault rate, the invention provides the following technical scheme: a fuse over-temperature protection device based on a principle of thermal expansion and cold contraction comprises a mounting seat, wherein a temperature guide plate is movably connected to the outer portion of the mounting seat, a temperature guide rod is movably connected to the top of the temperature guide plate, supporting rods are movably connected to the left side and the right side of the temperature guide rod, a temperature guide hose is movably connected to the top of the temperature guide rod, a temperature guide iron sheet is movably connected to the left side of the temperature guide hose, a temperature guide copper sheet is movably connected to the right side of the temperature guide hose, an auxiliary column is movably connected to the right side of the temperature guide copper sheet, a fusing contact is movably connected to the right side of the auxiliary column, a power-on line is movably connected to the right side of the fusing contact, a temperature guide contact is movably connected to the left side of the temperature guide contact, a cooling contact is movably connected to the left side of the cooling contact, a heat radiation column is, the utility model discloses a dry chemical fertilizer injection device, including cooling push block, heat conduction hose, dry guide pillar, dry nitrogen gas, dry push block, dry spring, cooling gasbag, dry spring left side swing joint has the cooling spring, cooling spring left side swing joint has the cooling gasbag, heat conduction hose top swing joint has dry guide pillar, the outside swing joint in dry guide pillar left side has dry nitrogen gas, dry nitrogen gas left side swing joint has dry push block, dry push block left side swing joint has dry spring, dry spring left side swing.
Preferably, a line contact is movably connected to the left side of the electrified line, and the line contact is in contact with the fusing contact when the temperature is normal.
Preferably, the inside of the agent storage cavity is stored with dry powder, and the central axis of the agent storage cavity is collinear with the central axis of the drying push block and the central axis of the drying spring.
Preferably, the central axis of the cooling air bag is in the same straight line with the central axes of the cooling spring and the cooling push block.
Preferably, the top of the supporting rod is movably connected with a supporting platform, the top of the supporting platform is movably connected with a pressure rod, and the top of the pressure rod is movably connected with the cooling push block.
Preferably, the auxiliary columns are two in total, are symmetrically distributed on the left side and the right side of the heat conduction hose, and are respectively movably connected with the right side of the heat conduction iron sheet and the left side of the heat conduction copper sheet.
(III) advantageous effects
Compared with the prior art, the invention provides a fuse over-temperature protection device based on a principle of expansion with heat and contraction with cold, which has the following beneficial effects:
1. the over-temperature protection device of the fuse based on the principle of thermal expansion and cold contraction transmits heat to the temperature guide rod through the temperature guide plate and transmits the heat to the temperature guide hose through the temperature guide rod, at the moment, the heat is uniformly transmitted to the temperature guide iron sheet and the temperature guide copper sheet through the temperature guide hose, because the thermal expansion coefficient of the temperature guide iron sheet is smaller than that of the temperature guide copper sheet, the temperature guide copper sheet can bend towards the temperature guide iron sheet, so as to drive the auxiliary column on the right side of the temperature guide copper sheet to move towards the direction far away from the power-on circuit, further drive the fusing contact to be disconnected with the circuit contact movably connected with the left side of the power-on circuit, further prevent the circuit from power-off and the like, and in the process of bending the temperature guide copper sheet, the auxiliary column on the left side of the temperature guide iron sheet can be driven to move towards the direction close to the temperature-reducing contact, further enable the temperature guide contact to be contacted, the heat dissipation post is transmitted via the cooling contact again, can transmit to cooling nitrogen gas through the heat dissipation post when heat transfer is to the heat dissipation post, thereby make the clearance increase and then the inflation between cooling nitrogen gas molecule, thereby exert the thrust of a direction keeping away from the heat dissipation post to the cooling ejector pad, this thrust is used in the cooling spring through the cooling ejector pad, thereby compression cooling spring makes its take place deformation and then extrudees the cooling gasbag, thereby make its inside pressure increase produce the air current, air flow around the fuse with higher speed, reduce the heat, thereby reached when the fuse high temperature automatic cutout circuit protection and to the effect that the fuse cooled down.
2. This fuse excess temperature protection device based on expend with heat and contract with cold principle, transmit to leading in the temperature hose through the heat through leading the temperature pole, and in leading the temperature hose transmission to dry guide pillar, finally in dry guide pillar transmission to dry nitrogen gas, thereby make the intermolecular clearance increase of dry nitrogen gas and then the inflation, thereby produce a thrust of keeping away from dry guide pillar direction to dry ejector pad, this thrust final compression drying spring makes it produce deformation and then extrude and store up the agent chamber, thereby make the dry powder blowout of storing up the agent intracavity portion, moist moisture in the powder can the absorbed air, thereby reached and kept fuse operational environment's aridity under the environment condition of damp and hot and reduced the effect of its fault rate.
Drawings
FIG. 1 is a schematic view of a mounting base according to the present invention;
FIG. 2 is a schematic view of the structure of the heat conducting plate of the present invention;
FIG. 3 is a schematic view of the structure of the thermal bar of the present invention;
FIG. 4 is a schematic view of the thermal conductivity hose of the present invention;
FIG. 5 is a schematic view of the cooling bladder of the present invention.
In the figure: 1. a mounting seat; 2. a heat conducting plate; 3. a temperature conducting rod; 4. a support bar; 5. a heat conducting hose; 6. a heat conducting iron sheet; 7. a heat conduction copper sheet; 8. an auxiliary column; 9. fusing the contact; 10. a power-on circuit; 11. a thermal conductivity contact; 12. cooling the contact; 13. a heat-dissipating column; 14. cooling nitrogen; 15. cooling the push block; 16. a cooling spring; 17. cooling the air bag; 18. drying the guide pillar; 19. drying nitrogen; 20. drying the push block; 21. drying the spring; 22. a medicament storage cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an over-temperature protection device for a fuse based on the principle of thermal expansion and cold contraction comprises a mounting base 1, a thermal conductive plate 2 is movably connected to the outside of the mounting base 1, a thermal conductive rod 3 is movably connected to the top of the thermal conductive plate 2, support rods 4 are movably connected to the left and right sides of the thermal conductive rod 3, a support platform is movably connected to the top of the support rods 4, a pressure rod is movably connected to the top of the support platform, the top of the pressure rod is movably connected to a cooling push block 15, a thermal conductive hose 5 is movably connected to the top of the thermal conductive rod 3, a thermal conductive iron sheet 6 is movably connected to the left side of the thermal conductive hose 5, a thermal conductive copper sheet 7 is movably connected to the right side of the thermal conductive hose 5, auxiliary columns 8 are movably connected to the right side of the thermal conductive copper sheet 7, the auxiliary columns 8 are symmetrically distributed on the left and right sides of the thermal conductive hose 5 and are, the right side of the auxiliary column 8 is movably connected with a fusing contact 9, the right side of the fusing contact 9 is movably connected with a power-on circuit 10, the left side of the power-on circuit 10 is movably connected with a circuit contact, the circuit contact is contacted with the fusing contact 9 when the temperature is normal, the left side of the auxiliary column 8 is movably connected with a temperature-conducting contact 11, the left side of the temperature-conducting contact 11 is movably connected with a cooling contact 12, the left side of the cooling contact 12 is movably connected with a heat-radiating column 13, the outer part of the heat-radiating column 13 is movably connected with cooling nitrogen 14, the left side of the cooling nitrogen 14 is movably connected with a cooling push block 15, the left side of the cooling push block 15 is movably connected with a cooling spring 16, the left side of the cooling spring 16 is;
lead 5 top swing joint of warm hose and have dry guide pillar 18, the outside swing joint in dry guide pillar 18 left side has dry nitrogen gas 19, 19 left side swing joint of dry nitrogen gas have dry ejector pad 20, 20 left sides swing joint of dry ejector pad have dry spring 21, 21 left sides swing joint of dry spring has storage agent chamber 22, and the storage agent chamber 22 inside has dry powder, and the central axis that stores up agent chamber 22 and dry ejector pad 20, dry spring 21 is collinear.
The principle of expansion with heat and contraction with cold refers to the characteristic that an object expands when heated and contracts when cooled, and as atom motion in the object changes along with temperature, the vibration amplitude of particles is increased when the temperature rises, so that the object expands; however, as the temperature decreases, the amplitude of the particle vibration decreases, causing the object to contract.
The working principle is as follows: when the over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold is used, the fuse is placed in the mounting seat 1, when the temperature around the fuse rises, the heat of the fuse is transferred to the temperature conducting rod 3 through the temperature conducting plate 2 and is transferred into the temperature conducting hose 5 through the temperature conducting rod 3, at the moment, the heat is uniformly transferred to the temperature conducting iron sheet 6 and the temperature conducting copper sheet 7 through the temperature conducting hose 5, because the thermal expansion coefficient of the temperature conducting iron sheet 6 is smaller than that of the temperature conducting copper sheet 7, the temperature conducting copper sheet 7 can bend towards the direction of the temperature conducting iron sheet 6, so as to drive the auxiliary column 8 at the right side of the temperature conducting copper sheet 7 to move towards the direction far away from the electrified line 10, and further drive the fusing contact 9 to be disconnected with the line contact movably connected with the left side of the electrified line 10, thereby preventing the line from the occurrence of electric leakage and the like in the case of electric leakage when the line is powered off, in the bending process of the temperature conducting copper sheet 7, thereby the temperature-conducting contact 11 is contacted with the temperature-reducing contact 12, and further the heat is transferred to the temperature-reducing contact 12, and then is transferred to the heat-dissipating column 13 via the temperature-reducing contact 12, when the heat is transferred to the heat-dissipating column 13, the heat is transferred to the temperature-reducing nitrogen 14 via the heat-dissipating column 13, thereby increasing the vibration amplitude of the particles of the cooling nitrogen 14 and further expanding the particles, applying a thrust force which is far away from the heat dissipation column 13 to the cooling push block 15, acting on the cooling spring 16 through the cooling push block 15, thereby compressing the cooling spring 16 to deform and further extruding the cooling air bag 17, increasing the internal pressure thereof to generate air flow, accelerating the air flow around the fuse, reducing the heat, thereby reached when the fuse high temperature automatic disconnection circuit protection and to the fuse effect of cooling down to the effectual spoilage that reduces the fuse has reached energy-concerving and environment-protective effect.
This fuse excess temperature protection device based on expend with heat and contract with cold principle, in the use, if the too high condition of fuse temperature takes place, the heat can be through leading in temperature pole 3 transmits to leading in the temperature hose 5, and in leading in temperature hose 5 transmits to dry guide pillar 18, finally in dry guide pillar 18 transmits to dry nitrogen gas 19, thereby make the vibration range of dry nitrogen gas 19 particle increase and then expand, thereby produce a thrust of keeping away from dry guide pillar 18 direction to dry ejector pad 20, this thrust finally compresses drying spring 21 and makes it produce deformation and then extrude storage agent chamber 22, thereby make the inside dry powder blowout in storage agent chamber 22, moist moisture in the air can be absorbed to the powder, thereby reached and kept the effect that the aridity of fuse operational environment reduces its fault rate under the environment condition of damp and hot.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fuse excess temperature protection device based on expend with heat and contract with cold principle, includes mount pad (1), its characterized in that: the heat insulation device is characterized in that a temperature guide plate (2) is movably connected to the outer part of the mounting seat (1), a temperature guide rod (3) is movably connected to the top of the temperature guide plate (2), support rods (4) are movably connected to the left and the right sides of the temperature guide rod (3), a temperature guide hose (5) is movably connected to the top of the temperature guide rod (3), a temperature guide iron sheet (6) is movably connected to the left side of the temperature guide hose (5), a temperature guide copper sheet (7) is movably connected to the right side of the temperature guide hose (5), an auxiliary column (8) is movably connected to the right side of the temperature guide copper sheet (7), a fusing contact (9) is movably connected to the right side of the auxiliary column (8), a power-on line (10) is movably connected to the right side of the fusing contact (9), a temperature guide contact (11) is movably connected to the left side of the auxiliary, cooling contact (12) left side swing joint has heat dissipation post (13), the outside swing joint of heat dissipation post (13) has cooling nitrogen gas (14), cooling nitrogen gas (14) left side swing joint has cooling ejector pad (15), cooling ejector pad (15) left side swing joint has cooling spring (16), cooling spring (16) left side swing joint has cooling gasbag (17), lead temperature hose (5) top swing joint has dry guide pillar (18), the outside swing joint in dry guide pillar (18) left side has dry nitrogen gas (19), dry nitrogen gas (19) left side swing joint has dry ejector pad (20), dry ejector pad (20) left side swing joint has drying spring (21), drying spring (21) left side swing joint has storage agent chamber (22).
2. The over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: and a line contact is movably connected to the left side of the power-on line (10), and the line contact is in contact with the fusing contact (9) when the temperature is normal.
3. The over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the inside of the agent storage cavity (22) is stored with dry powder, and the central axis of the agent storage cavity (22) is in the same straight line with the central axes of the drying push block (20) and the drying spring (21).
4. The over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the central axis of the cooling air bag (17) is in the same straight line with the central axes of the cooling spring (16) and the cooling push block (15).
5. The over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the top of the supporting rod (4) is movably connected with a supporting platform, the top of the supporting platform is movably connected with a pressure rod, and the top of the pressure rod is movably connected with a cooling push block (15).
6. The over-temperature protection device of the fuse based on the principle of expansion with heat and contraction with cold as claimed in claim 1, wherein: the auxiliary columns (8) are two in number, are symmetrically distributed on the left side and the right side of the heat conducting hose (5), and are movably connected with the right side of the heat conducting iron sheet (6) and the left side of the heat conducting copper sheet (7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011053849.7A CN112233924A (en) | 2020-09-29 | 2020-09-29 | Fuse overheat protection device based on expansion with heat and contraction with cold principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011053849.7A CN112233924A (en) | 2020-09-29 | 2020-09-29 | Fuse overheat protection device based on expansion with heat and contraction with cold principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112233924A true CN112233924A (en) | 2021-01-15 |
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ID=74120806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011053849.7A Withdrawn CN112233924A (en) | 2020-09-29 | 2020-09-29 | Fuse overheat protection device based on expansion with heat and contraction with cold principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112233924A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829187A (en) * | 2021-09-28 | 2021-12-24 | 江苏上阳金属新材料有限公司 | Heat dissipation device for metal polishing and grinding based on principle of expansion with heat and contraction with cold |
-
2020
- 2020-09-29 CN CN202011053849.7A patent/CN112233924A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829187A (en) * | 2021-09-28 | 2021-12-24 | 江苏上阳金属新材料有限公司 | Heat dissipation device for metal polishing and grinding based on principle of expansion with heat and contraction with cold |
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Application publication date: 20210115 |