CN109326487B - Bimetallic strip temperature protector - Google Patents
Bimetallic strip temperature protector Download PDFInfo
- Publication number
- CN109326487B CN109326487B CN201811483263.7A CN201811483263A CN109326487B CN 109326487 B CN109326487 B CN 109326487B CN 201811483263 A CN201811483263 A CN 201811483263A CN 109326487 B CN109326487 B CN 109326487B
- Authority
- CN
- China
- Prior art keywords
- shell
- metal element
- rod
- wire
- bolts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001012 protector Effects 0.000 title claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 49
- 229910052751 metal Inorganic materials 0.000 claims abstract description 49
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052802 copper Inorganic materials 0.000 claims abstract description 30
- 239000010949 copper Substances 0.000 claims abstract description 30
- 241000237983 Trochidae Species 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 238000005476 soldering Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H37/5427—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting encapsulated in sealed miniaturised housing
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
- Fuses (AREA)
Abstract
The invention discloses a bimetallic temperature protector, which structurally comprises a shell, a first wire, a second wire, an anti-coil, a metal element, a connecting copper block, a support and an automatic power-off device, wherein the automatic power-off device is arranged, the metal element is pressed down through an insulating support rod to enable the metal element to be connected with the connecting copper block, when the temperature protector is heated, the metal element is expanded, the inner tube is pushed by the insulating support rod to enable the inner tube to move upwards, the inner tube is driven by a linkage rod to drive a top to rise, the top pushes the metal element to move upwards through an insulating lantern ring to disconnect the connection between the metal element and the connecting copper block, the metal element is restored to an original state after the temperature is reduced, the metal element is extruded by the insulating support rod to enable the metal element to be connected with the connecting copper block, the effect of quick automatic power-off is achieved, circuit connection is automatically carried out after the bimetallic temperature protector is cooled, and the beneficial effect of a safety system of the bimetallic temperature protector is increased.
Description
Technical Field
The invention relates to the technical field of temperature protectors, in particular to a bimetallic strip temperature protector.
Background
The bimetallic temperature protector is widely used for controlling and protecting the temperature of household electric heating appliances such as transformers, motors and the like and similar appliances, can sense and follow the change of the ambient temperature, and performs the cutting-off of a circuit at a preset temperature point to play a control and protection function, and is technically improved along with the improvement of the safety consciousness of people, but the bimetallic temperature protector in the prior art has high power-off requirement, so that the safety coefficient of the bimetallic temperature protector is low.
Disclosure of Invention
First, the technical problem to be solved
In order to overcome the defects of the prior art, a bimetallic temperature protector is provided, and the problem that the bimetallic temperature protector has low safety coefficient caused by high power-off requirement in order to solve the problems of the bimetallic temperature protector in the prior art is achieved, the effect of quick automatic power-off is achieved, circuit connection is automatically carried out after the bimetallic temperature protector is cooled, and the beneficial effect of the safety system of the bimetallic temperature protector is increased.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a bimetallic strip temperature protector which comprises: the electric wire connector comprises a shell, a first wire, a second wire, an anti-coil, a metal element, a connecting copper block, a support and an automatic power-off device, wherein the middle part of the right side of the shell is inserted into the anti-coil at a position which is one centimeter away from the edges of the front and rear sides of the shell, the right side of the shell is inserted into the first wire through the anti-coil at a position which is one centimeter away from the edges of the front end of the shell, the right side of the shell is inserted into the second wire through the anti-coil, the middle part of the top of the shell is connected with the automatic power-off device at a position which is three centimeters away from the edges of the left side of the shell through the anti-coil, the corner of the bottom of the shell is provided with a threaded hole, and is connected with the support through bolts, the left end of the second wire is welded with the right end of the metal element through a copper wire inside, the copper wire inside is welded with the right end of the connecting copper block through the copper wire inside, and the bottom of the connecting copper block is connected with the bottom of the inner side of the shell through the copper inside of the wire, the automatic power-off device is composed of a top shell, an inner tube, a spring, an insulating support rod, an insulating rod, an apex, an inner tube and a fixing rod, the top and a fixing rod, the bolt are connected with the inner tube, the top and the bottom of the top and the inner tube, the bottom of the shell are connected with the top end through the inner tube, the connecting with the top end of the wire, the top and the connecting with the top end through the wire, the connecting with the top and the middle and the top end through the wire and the middle, and the bolt, the first wire is electrically connected with the connecting copper block.
Further, the insulating support rod is attached to the metal element when the spring is extended.
Further, a sealing ring is arranged at the joint of the anti-coil and the shell.
Further, the width of the insulating collar is one centimeter, and the inner diameter of the insulating collar is consistent with the outer diameter of the second wire.
Further, a buckle is arranged at the joint of the top shell and the inner tube.
Further, the side surface of the linkage rod is Z-shaped, and the side surface of the linkage rod is square.
Further, the first lead is connected with the bottom of the right end of the metal element.
Further, the material of the insulating support rod is wood insulating rod.
Further, the shell is made of epoxy resin.
(III) beneficial effects
Compared with the prior art, the invention has the following beneficial effects:
1) The bimetal temperature protector is characterized in that the bimetal temperature protector is provided with an insulation support rod, the insulation support rod is used for pressing down a metal element to enable the metal element to be connected with a connecting copper block, when the temperature protector is heated, the metal element expands, the insulation support rod is used for pushing an inner tube to enable the inner tube to move upwards, the inner tube is further enabled to drive a center to rise through a linkage rod, the center pushes the metal element to move upwards through an insulation lantern ring, the connection between the metal element and the connecting copper block is disconnected, the power is cut off, the metal element is restored to the original state after the temperature is reduced, the spring generates pressure to press the inner tube, the metal element is extruded through the insulation support rod, the metal element is connected with the connecting copper block, the effect of quick automatic power cut off is achieved, circuit connection is automatically carried out after the bimetal temperature protector is cooled, and the safety system of the bimetal temperature protector is increased.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the inner housing of the present invention;
Fig. 3 is a side view of the structure of the automatic power-off device of the present invention.
In the figure: the wire-connecting device comprises a shell-1, a first wire-2, a second wire-3, an anti-coil-4, an automatic power-off device-5, a metal element-6, a connecting copper block-7, a support-8, a top shell-51, an inner tube-52, a spring-53, an insulating support rod-54, a linkage rod-55, a top tip-56, an insulating sleeve ring-57 and a fixing rod-58.
Detailed Description
The technical scheme is as follows:
the automatic power cut-off device 5, the top shell 51, the inner tube 52, the spring 53, the insulating strut 54, the linkage rod 55, the tip 56, the insulating collar 57 and the fixing rod 58 are the components of the invention with substantial innovation.
The shell 1, the first wire 2, the second wire 3, the anti-coil 4, the metal element 6, the connecting copper block 7 and the support 8 are necessary connecting components for realizing the technical scheme of the invention.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1,2 and 3, the present invention provides a bimetal temperature protector: comprises a shell 1, a first wire 2, a second wire 3, a defending coil 4, a metal element 6, a connecting copper block 7, a support 8 and an automatic power-off device 5, wherein the middle part of the right side of the shell 1 is inserted with the defending coil 4 at a position which is one centimeter away from the front and rear side edges, the right side of the shell 1 is inserted with the first wire 2 through the defending coil 4 at a position which is one centimeter away from the rear end edge, the right side of the shell 1 is inserted with the second wire 3 through the defending coil 4 at a position which is one centimeter away from the front end edge, the middle part of the top end of the shell 1 is connected with the automatic power-off device 5 through bolts at a position which is three centimeters away from the left side edge, the corner of the bottom end of the shell 1 is provided with a threaded hole and is connected with the support 8 through bolts, the left end of the second wire 3 is welded with the right end of the metal element 6 through copper wires in a wire, the left end of the first lead 2 is welded with the right end of the connecting copper block 7 by a copper wire in the lead in a hot-melting way, the bottom end of the connecting copper block 7 is connected with the inner side bottom end of the shell 1 by a bolt, the automatic power-off device 5 is composed of a top shell 51, an inner tube 52, a spring 53, an insulating support rod 54, a linkage rod 55, a tip 56, an insulating sleeve ring 57 and a fixing rod 58, the middle parts of the left side and the right side of the top shell 51 are connected with the fixing rod 58 by bolts, the inner side bottom end of the top shell 51 is sleeved with the inner tube 52, the middle part of the bottom end of the inner tube 52 is connected with the center of the top end of the insulating support rod 54 by bolts, the middle parts of the front end and the rear end of the inner tube 52 are connected with the linkage rod 55 by bolts, the side surface of the linkage rod 55 is square, the middle part of the inner side bottom end is welded with the bottom end of the tip 56 by soldering tin, the top end of the tip 56 is connected with the outer side of the insulating sleeve ring 57 by bolts, the fixing rod 58 is provided with two, is in an inverted L shape, the bottom end is connected with the top end of the shell 1 through bolts, the metal element 6 is electrically connected to the second wire 3, and the first wire 2 is electrically connected to the connection copper block 7.
Wherein, the insulating strut 54 is attached to the metal element 6 when the spring 53 is extended, which is beneficial to pressing the metal element 6, so that the metal element 6 is kept connected with the connecting copper block 7.
The joint of the anti-coil 4 and the shell 1 is provided with a sealing ring, which is favorable for waterproofing the interior of the shell 1.
The width of the insulating collar 57 is one centimeter, and the inner diameter of the insulating collar 57 is consistent with the outer diameter of the second wire 3, so that the insulating collar 57 is favorable for driving the second wire 3 to lift the metal element 6 and power off.
Wherein, the joint of the top shell 51 and the inner tube 52 is provided with a buckle, which is favorable for mutually buckling the top shell 51 and the inner tube 52 and preventing the inner tube 52 from being extruded by the spring 53 to fall.
The side surface of the linkage rod 55 is zigzag, and the side surface of the linkage rod is square, so that the inner tube 52 and the center 56 are connected, and the linkage rod corresponds to the outside of the center 56.
The first conductive wire 2 is connected with the bottom of the right end of the metal element 6, so that the metal element 6 is driven to rise by the insulating collar 57 to thermally expand the metal element 6, and then the connection between the metal element 6 and the connection copper block 7 is disconnected to perform power failure.
The wooden insulating rod of the insulating strut 54 is beneficial to insulating connection with the metal element 6, so as to prevent the electric shock of the shell.
Wherein, the shell 1 is made of epoxy resin, which is favorable for insulating the bimetallic strip temperature protector.
The spring 53 is a mechanical part working by using elasticity, and is made of elastic material, and deforms under the action of external force, and returns to its original shape after removing the external force, and is also called a "spring", which is generally made of spring steel, and the types of the spring are complex and various, and are divided into a spiral spring, a plate spring, a special-shaped spring, and the like.
Working principle: before use, connect the first wire 2 with external control equipment, connect the second wire 3 with by power supply equipment, when using, produce pressure through spring 53, push down insulating branch 54 through inner tube 52, insulating branch 54 pushes down metal element 6, make metal element 6 and connect copper block 7 and be connected, when the temperature protector is heated, metal element 6 expands, metal element 6 volume increases, and then promote insulating branch 54 to rise, promote inner tube 52 through insulating branch 54 and move up, inner tube 52 moves up and drives gangbar 55 and moves up, drive top 56 through gangbar 55 and rise, top 56 promotes metal element 6 through insulating lantern ring 57 and moves up, and then disconnect metal element 6 and connect copper block 7's connection, the outage carries out, and after the temperature drops, the metal element resumes the original state, produce pressure through spring 53, push down inner tube 52, make inner tube 52 push down insulating branch 54, when the metal element 6 is heated through insulating branch 54, make metal element 6 and connect copper block 7, the effect of fast automatic outage has been reached, and after the automatic temperature protector cools down, bimetallic strip carries out bimetallic strip's temperature protector's high-safety coefficient of electric safety protection.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. The utility model provides a bimetallic strip temperature protector, includes shell (1), first wire (2), second wire (3), anticurl (4), metal component (6), connects copper billet (7) and support (8), its characterized in that: the automatic power-off device (5) is further included, the middle part of the right side of the shell (1) is inserted into the coil-preventing device (4) at a position which is one cm away from the front side edge and the rear side edge, the right side of the shell (1) is inserted into the first lead (2) through the coil-preventing device (4), the right side of the shell (1) is inserted into the second lead (3) through the coil-preventing device (4) at a position which is one cm away from the front side edge, the middle part of the top end of the shell (1) is connected with the automatic power-off device (5) through bolts at a position which is three cm away from the left side edge, threaded holes are formed in the corners of the bottom end of the shell (1) and are connected with the support (8) through bolts, the left end of the second lead (3) is welded with the right end of the metal element (6) through copper wires inside, the left end of the first lead (2) is welded with the right end of the connecting copper block (7) through copper wires, the bottom end of the connecting copper block (7) is connected with the bottom end of the inner side of the shell (1) through bolts, the automatic power-off device (5) is connected with the inner pipe (5) through bolts, the top ends (52), the top ends (58), the top rod (58) and the connecting rod (58) are connected with the top rod (55) and the insulating rod (55) are connected with the insulating rod (55), the inner bottom end of the top shell (51) is sleeved with the inner tube (52), the middle of the bottom end of the inner tube (52) is connected with the center of the top end of the insulating support rod (54) through bolts, the middle of the front end and the rear end of the inner tube (52) are connected with the linkage rod (55) through bolts, the side surface of the linkage rod (55) is square, the middle of the inner bottom end is welded with the bottom end of the top tip (56) through soldering tin, the top end of the top tip (56) is connected with the outer side of the insulating sleeve ring (57) through bolts, the two fixing rods (58) are arranged and are in an inverted L shape, the bottom end of the fixing rods is connected with the top end of the outer shell (1) through bolts, the metal element (6) is electrically connected with the second conducting wire (3), and the first conducting wire (2) is electrically connected with the connecting copper block (7);
the insulating support rod (54) is attached to the metal element (6) when the spring (53) stretches;
A sealing ring is arranged at the joint of the anti-coil (4) and the shell (1);
the width of the insulating sleeve ring (57) is one centimeter, and the inner diameter of the insulating sleeve ring (57) is consistent with the outer diameter of the second wire (3);
the joint of the top shell (51) and the inner tube (52) is provided with a buckle.
2. A bimetal temperature protector as claimed in claim 1 wherein: the side surface of the linkage rod (55) is Z-shaped, and the side surface of the linkage rod is square.
3. A bimetal temperature protector as claimed in claim 1 wherein: the first lead (2) is connected with the bottom of the right end of the metal element (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483263.7A CN109326487B (en) | 2018-12-06 | 2018-12-06 | Bimetallic strip temperature protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483263.7A CN109326487B (en) | 2018-12-06 | 2018-12-06 | Bimetallic strip temperature protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109326487A CN109326487A (en) | 2019-02-12 |
| CN109326487B true CN109326487B (en) | 2024-05-10 |
Family
ID=65256296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811483263.7A Active CN109326487B (en) | 2018-12-06 | 2018-12-06 | Bimetallic strip temperature protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109326487B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969199A (en) * | 2012-11-26 | 2013-03-13 | 佛山市天朋温控器有限公司 | Snap-type thermostat |
| CN209199843U (en) * | 2018-12-06 | 2019-08-02 | 江苏怡通控制系统有限公司 | A kind of bimetallic temperature protector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170301492A1 (en) * | 2016-04-15 | 2017-10-19 | Yu-Kang Yang | Temperature switch |
-
2018
- 2018-12-06 CN CN201811483263.7A patent/CN109326487B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969199A (en) * | 2012-11-26 | 2013-03-13 | 佛山市天朋温控器有限公司 | Snap-type thermostat |
| CN209199843U (en) * | 2018-12-06 | 2019-08-02 | 江苏怡通控制系统有限公司 | A kind of bimetallic temperature protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109326487A (en) | 2019-02-12 |
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