CN113871266B - Automatic closing circuit breaker - Google Patents
Automatic closing circuit breaker Download PDFInfo
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- CN113871266B CN113871266B CN202111269507.3A CN202111269507A CN113871266B CN 113871266 B CN113871266 B CN 113871266B CN 202111269507 A CN202111269507 A CN 202111269507A CN 113871266 B CN113871266 B CN 113871266B
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- circuit breaker
- fixed
- breaker body
- close
- mounting plate
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- 238000001514 detection method Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims description 34
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 244000309464 bull Species 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 description 5
- 230000002146 bilateral effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
- H01H71/0221—Majority of parts mounted on central frame or wall
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
- H01H71/0228—Mounting or assembling the different parts of the circuit breaker having provisions for interchangeable or replaceable parts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
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- Breakers (AREA)
Abstract
The invention provides an automatic closing circuit breaker, which comprises a mounting plate, fixing strips, fixing holes, a circuit breaker body, a switch blade and a detection button, wherein the fixing strips are fixed on one side of the mounting plate at equal intervals, the fixing holes are formed in one ends of the fixing strips, which are far away from the mounting plate, the circuit breaker body is sleeved on one side of the mounting plate, the switch blade is arranged in the middle of one side of the circuit breaker body, which is far away from the mounting plate, the detection button is fixed at the lower end of one side of the circuit breaker body, which is close to the switch blade, corner sleeves are fixed at equal intervals at four corners of one side of the mounting plate, which is close to the circuit breaker body, the circuit breaker body is respectively sleeved with the four corner sleeves, and fixing mechanisms for fixing the circuit breaker body on the mounting plate are symmetrically arranged on two sides of the middle of the mounting plate, meanwhile, the safety of the breaker is improved.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to an automatic closing circuit breaker.
Background
The breaker is a switching device which can close, bear and break the current under the condition of normal loop and can close, bear and break the current under the condition of abnormal loop in a specified time, the breaker is divided into a high-voltage breaker and a low-voltage breaker according to the using range, the dividing of the high-voltage and low-voltage boundary lines is fuzzy, the breaker is generally called as a high-voltage electrical appliance with the voltage of more than 3kV, the breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, a power circuit, the motor and the like are protected, the circuit can be automatically cut off when the fault occurs such as serious overload, short circuit, undervoltage and the like, the function of the breaker is equivalent to the combination of a fuse type switch and an over-under-heat relay and the like, and the parts are generally not required to be changed after the fault current is broken, the breaker is widely applied, and the generation, the transmission and the use of electricity are an extremely important link, the distribution system comprises a transformer and various high-low voltage electrical equipment, and the low-voltage circuit breaker is an electrical appliance with large use amount and wide application range;
however, as we know, a button is usually arranged on a circuit breaker, and one side of the button on the circuit breaker is marked, which requires that we press and detect every month, and many people do not understand the function of the button, so that the monthly press test is rarely carried out according to the mark, and the button is arranged for detection and reset, the operation can detect the action sensitivity of the circuit breaker, and can detect whether the performance of the circuit breaker is kept in a normal working state, meanwhile, once a month press can also relieve the tension of a spring inside and maintain the sensitivity of a switch, so that people must press once a month to ensure that we can know the state of the circuit breaker in time, thereby ensuring that the circuit breaker can accurately carry out protection work when problems occur, and in general, the circuit breaker is usually arranged at a higher position due to importance, in order to avoid people to miss and touch, but more like this let people can not go to carry out one side test every month in ordinary life, and just so make the working condition of knowing the circuit breaker that people can not be timely, and its inside spring also can reduce its potential energy if do not carry out tensile release for a long time, thereby make its work of tripping operation that can not be quick, and if working condition is unstable, the tripping operation that the circuit breaker can not be timely when taking place the electric leakage accident, then can bring the threat for people's security of the lives and property, and traditional circuit breaker does not possess the work of self-detection again, the manual work detects and forgets easily and the manual detection is very inconvenient.
Therefore, it is necessary to provide an automatic closing circuit breaker to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides the breaker which can automatically detect the breaker once a month, thereby greatly prolonging the service life of the breaker and improving the use safety performance of the breaker.
The invention provides an automatic closing circuit breaker, which comprises a mounting plate, a fixing strip, a fixing hole, a circuit breaker body, a switch blade and a detection button, wherein the fixing strip is fixed on one side of the mounting plate at equal intervals, the fixing hole is formed in one end of the fixing strip, which is far away from the mounting plate, the circuit breaker body is sleeved on one side of the mounting plate, the switch blade is arranged in the middle of one side of the circuit breaker body, which is far away from the mounting plate, the detection button is fixed at the lower end of one side of the circuit breaker body, which is close to the switch blade, corner sleeves are fixed at equal intervals at four corners of one side of the mounting plate, which is close to the circuit breaker body, the circuit breaker body is respectively sleeved with the four corner sleeves, fixing mechanisms for fixing the circuit breaker body on the mounting plate are symmetrically arranged on two sides of the middle of the mounting plate, and an unlocking mechanism for driving the fixing mechanisms to unlock is connected on one side of the mounting plate, which is far away from the circuit breaker body in a sliding manner, one side of the circuit breaker body, which is close to the detection button, is fixed with an automatic detection mechanism for pressing the detection button, and one end of the automatic detection mechanism is fixed with a self-closing mechanism for automatically closing after the automatic detection is completed.
Preferably, fixed establishment includes spread groove, bull stick, rotation card strip, draw-in groove, torque spring and blend stop, the bilateral symmetry that the middle part of mounting panel is located the circuit breaker body has seted up the spread groove, the inner wall of spread groove rotates through the bearing and is connected with the bull stick, the middle part of bull stick outer wall is fixed with the rotation card strip, the rotation card strip is close to one side of circuit breaker body one end and is the inclined plane setting, the draw-in groove has been seted up to the bilateral symmetry at circuit breaker body middle part, the one end and the draw-in groove joint of rotation card strip, the bilateral symmetry of rotation card strip is fixed with torque spring, torque spring keeps away from the one end of rotation card strip and encircles the bull stick and is fixed with the inner wall of spread groove, circuit breaker body one side symmetry is fixed with the blend stop is kept away from to the mounting panel, the rotation card strip is kept away from the one end of draw-in groove and the surface extrusion contact of blend stop.
Preferably, the unlocking mechanism comprises a first sliding sleeve, a driving rod, a second spring, a connecting rod, a T-shaped pull rod, a second sliding sleeve and a passing groove, the first sliding sleeve is fixed at the middle part of one side of the mounting plate, which is far away from the circuit breaker body, the driving rod is connected to the inner wall of the first sliding sleeve in a sliding manner, the second spring is fixed at the bottom of the driving rod, the bottom of the second spring is fixed with the mounting plate, the lower end of the driving rod is connected with the connecting rod in a rotating manner through a shaft pin, one end of the connecting rod, which is far away from the driving rod, is connected with the T-shaped pull rod through a shaft pin in a rotating manner, the second sliding sleeve is symmetrically fixed at one side of the mounting plate, which is close to the T-shaped pull rod, the two T-shaped pull rods are respectively connected with the inner walls of the two second sliding sleeves in a sliding manner, the passing groove is formed at one end of the rotating clamping strip, which is far away from the clamping groove, the one end of the T-shaped pull rod penetrates through the passing groove and extends to one side of the rotating clamping strip, which is close to the blocking strip, and the T-shaped pull rod is matched with the rotating clamping strip.
Preferably, the automatic detection mechanism includes first fixed block, connecting rod, worm wheel, support cover, worm, motor and presses the sloping block, the lower extreme symmetry that the circuit breaker body is close to knife-switch one side is fixed with first fixed block, two be connected with the connecting rod through the bearing rotation between the first fixed block, first fixed block is passed to the one end of connecting rod and is fixed with the worm wheel, the lower extreme that the circuit breaker body is close to worm wheel one side is fixed with and supports the cover, the inner wall that supports the cover rotates through the bearing and is connected with the worm, the worm is connected with the worm wheel meshing, one side that the circuit breaker body is close to the worm wheel is fixed with the motor, the one end that the worm is close to the motor is passed and is supported the cover and fix with the output of motor, the one end that the connecting rod is close to the detection button is fixed with pressing the sloping block, press the sloping block and detection button and cooperate.
Preferably, the self-closing mechanism comprises a driving bevel gear, second fixed blocks, driving columns, driven bevel gears, annular driving grooves, lifting blocks, track columns and closing columns, wherein a driving bevel gear is fixed at one end, away from the pressing inclined block, of the connecting rod, the second fixed blocks are symmetrically fixed on one side, close to the driving bevel gear, of the circuit breaker body, the driving columns are rotatably connected between the two second fixed blocks through bearings, the driven bevel gears penetrate through the second fixed blocks at the lower ends of the driving columns, the driving bevel gears are in meshed connection with the driven bevel gears, the annular driving grooves are formed in the outer walls of the driving columns, the lifting blocks are slidably connected to one side, close to the driving columns, of the lifting blocks, the track columns are rotatably connected to one side, close to the annular driving grooves, of the lifting blocks, the track columns are in rolling connection with the inner walls of the annular driving grooves, and a switch-on column is fixed on one side of the lifting block, which is far away from the track column, and is matched with the switch blade.
Preferably, a slide rail is fixed to one side of the circuit breaker body close to the lifting block, a slide block is fixed to one side of the lifting block close to the slide rail, and the slide block is connected with the outer wall of the slide rail in a sliding mode.
Preferably, one side that the circuit breaker body is close to automated inspection mechanism is fixed with the protection casing, and automated inspection mechanism and from closing mechanism all are located the inboard of protection casing.
Preferably, a stabilizing sleeve is fixed on one side of the lifting block close to the track column, and the track column is rotatably connected with the inner wall of the stabilizing sleeve.
Preferably, a pressing plate is fixed at the top of the driving rod, and first anti-skid grains are arranged on the surface of the pressing plate at equal intervals.
Preferably, four the chamfer has all been seted up to the inner wall of angle cover, and the middle part symmetry equidistance of circuit breaker body both sides has seted up second anti-skidding line.
Compared with the related art, the automatic closing circuit breaker provided by the invention has the following beneficial effects:
1. according to the invention, the fixing mechanism and the unlocking mechanism are arranged, so that people can conveniently and rapidly complete the dismounting work of the circuit breaker body, the mounting plate is fixed on a use position through bolts or expansion screws when the circuit breaker body is used, the circuit breaker body is pressed between the four corner sleeves until one side of the circuit breaker body is contacted with the mounting plate, the rotating clamping strips can be pressed and clamped into the clamping grooves in a rotating manner, the circuit breaker body is fixed on the mounting plate, the mounting speed of the circuit breaker body is greatly improved, and when the circuit breaker body is dismounted, only the pressing platen needs to be pressed downwards, so that the two rotating clamping strips can be driven by the unlocking mechanism to rotate out of the clamping grooves, the unlocking work can be completed, the dismounting efficiency of the circuit breaker body is greatly improved, and the circuit breaker body is convenient for people to use.
2. According to the invention, the press test work of the detection button can be automatically carried out according to the specified time through the arranged automatic detection mechanism, so that the manual press test of people is not needed, the use by people is greatly facilitated, and compared with the traditional breaker, the situation that the detection work is forgotten does not occur, so that the service life and the use safety performance of the breaker are greatly improved.
3. According to the invention, the automatic switch-on mechanism is arranged, the detection button is pressed down by the automatic detection mechanism, so that the switch blade falls down, the switch-on work of the switch blade can be automatically carried out, the pressing inclined block is driven to press the detection button by the rotation of the driving motor, meanwhile, the lifting block can be driven to rise by a distance, the switch blade just falls down at the moment, and the driving motor is further driven to rotate, so that the pressing inclined block can be moved away from the detection button, the detection button is reset, and the lifting block can be further driven to rise, so that the switch-on column can be driven to upwards push the switch blade to be switched on, the lifting block can be further driven to fall down until the lifting block is reset after the switch-on is completed, and the pressing inclined block is also reset at the moment, so that the switch-on work can be automatically carried out after the detection work is automatically completed, and great convenience is brought to people.
Drawings
FIG. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic structural view of a fixing mechanism provided in the present invention;
FIG. 3 is an enlarged view of the invention at A;
FIG. 4 is a schematic structural view of an unlocking mechanism provided by the present invention;
FIG. 5 is an enlarged view of the invention at B;
FIG. 6 is a schematic structural view of an automatic detection mechanism provided in the present invention;
FIG. 7 is an enlarged view at C provided by the present invention;
FIG. 8 is a schematic structural view of a self-closing mechanism according to the present invention;
FIG. 9 is an enlarged view at D provided by the present invention;
fig. 10 is a schematic view of the shape and structure of the corner sleeve provided by the invention.
Reference numbers in the figures: 1. mounting a plate; 2. a fixing strip; 3. a fixing hole; 4. a circuit breaker body; 5. a knife switch; 6. a detection button; 7. a corner sleeve; 8. a fixing mechanism; 81. connecting grooves; 82. a rotating rod; 83. rotating the clamping strip; 84. a card slot; 85. a torsion spring; 86. blocking strips; 9. an unlocking mechanism; 91. a first sliding sleeve; 92. a drive rod; 93. a second spring; 94. a connecting rod; 95. a T-shaped pull rod; 96. a second sliding sleeve; 97. passing through the slot; 10. an automatic detection mechanism; 101. a first fixed block; 102. a connecting rod; 103. a worm gear; 104. a support sleeve; 105. a worm; 106. a motor; 107. pressing the inclined block; 11. a self-closing mechanism; 111. a drive bevel gear; 112. a second fixed block; 113. a drive column; 114. a driven bevel gear; 115. an annular drive groove; 116. a lifting block; 117. a trajectory post; 118. closing the brake column; 12. a slide rail; 13. a slider; 14. a protective cover; 15. a stabilizing sleeve; 16. pressing a plate; 17. a first anti-skid pattern; 18. and a second anti-slip pattern.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
In the specific implementation process, as shown in fig. 1 and 2, an automatic closing circuit breaker comprises a mounting plate 1, a fixing strip 2, a fixing hole 3, a circuit breaker body 4, a switch blade 5 and a detection button 6, wherein the fixing strip 2 is fixed on one side of the mounting plate 1 at equal intervals, the fixing hole 3 is formed in one end, away from the mounting plate 1, of the fixing strip 2, the circuit breaker body 4 is sleeved on one side of the mounting plate 1, the switch blade 5 is arranged in the middle of one side of the circuit breaker body 4, away from the mounting plate 1, the detection button 6 is fixed at the lower end of one side, close to the switch blade 5, of the circuit breaker body 4, the four corner sleeves 7 are fixed at equal intervals on four corners of one side, close to the circuit breaker body 4, of the circuit breaker body 4 is respectively sleeved with the four corner sleeves 7, two sides of the middle of the mounting plate 1 are symmetrically provided with fixing mechanisms 8 for fixing the circuit breaker body 4 on the mounting plate 1, one side sliding connection that circuit breaker body 4 was kept away from to mounting panel 1 has the release mechanism 9 that is used for driving 8 unblocks of fixed establishment, one side that circuit breaker body 4 is close to detection button 6 is fixed with the automated inspection mechanism 10 that is used for pressing detection button 6, the one end of automated inspection mechanism 10 is fixed with the self-closing mechanism 11 that is used for automatic combined floodgate after automated inspection work is accomplished.
Referring to fig. 2, 3, 4 and 5, the fixing mechanism 8 includes a connecting groove 81, a rotating rod 82, a rotating clamping strip 83, a clamping groove 84, a torsion spring 85 and a blocking strip 86, the connecting groove 81 is symmetrically formed in the two sides of the middle of the mounting plate 1, the inner wall of the connecting groove 81 is rotatably connected with the rotating rod 82 through a bearing, the rotating clamping strip 83 is fixed in the middle of the outer wall of the rotating rod 82, one side of the rotating clamping strip 83, which is close to one end of the circuit breaker body 4, is an inclined plane, the clamping groove 84 is symmetrically formed in the two sides of the middle of the circuit breaker body 4, one end of the rotating clamping strip 83 is clamped with the clamping groove 84, the torsion spring 85 is fixed in the two sides of the rotating clamping strip 83, one end of the torsion spring 85, which is far away from the rotating clamping strip 83, surrounds the rotating rod 82 and is fixed with the inner wall of the connecting groove 81, one side of the mounting plate 1, which is far away from the circuit breaker body 4, is symmetrically fixed with the blocking strip 86, the end of the rotating strap 83 remote from the catch 84 is in pressing contact with the surface of the stop 86.
It should be noted that the fixing mechanism 8 can facilitate the connection between the mounting plate 1 and the circuit breaker body 4, so as to greatly improve the efficiency of mounting and dismounting the circuit breaker body 4.
Referring to fig. 4 and 5, the unlocking mechanism 9 includes a first sliding sleeve 91, a driving rod 92, a second spring 93, a connecting rod 94, a T-shaped pull rod 95, a second sliding sleeve 96 and a passing groove 97, the middle portion of one side of the mounting plate 1, which is far from the circuit breaker body 4, is fixed with the first sliding sleeve 91, the inner wall of the first sliding sleeve 91 is connected with the driving rod 92 in a sliding manner, the bottom of the driving rod 92 is fixed with the second spring 93, the bottom of the second spring 93 is fixed with the mounting plate 1, the lower end of the driving rod 92 is connected with the connecting rod 94 in a symmetrical and rotating manner through a shaft pin, one end of the connecting rod 94, which is far from the driving rod 92, is connected with the T-shaped pull rod 95 through a shaft pin in a rotating manner, the side of the mounting plate 1, which is close to the T-shaped pull rod 95, is fixed with the second sliding sleeve 96 in a symmetrical manner, the two T-shaped pull rods 95 are respectively connected with the inner walls of the two second sliding sleeves 96 in a sliding manner, one end of the rotating clamping bar 83, which is far from the clamping groove 84, is provided with the passing groove 97, one end of the T-shaped pull rod 95 penetrates through the groove 97 and extends to one side of the rotating clamping strip 83 close to the barrier strip 86, and the T-shaped pull rod 95 is matched with the rotating clamping strip 83.
It should be noted that, the fixing mechanism 8 and the unlocking mechanism 9 can be used for conveniently and rapidly completing the dismounting and mounting work of the circuit breaker body 4, when in use, the mounting plate 1 is fixed on the use position through bolts or expansion screws, and then the circuit breaker body 4 is pressed between the four corner sleeves 7 until one side of the circuit breaker body 4 is contacted with the mounting plate 1, so that the rotating clamping strips 83 can be pressed and rotationally clamped into the clamping grooves 84, thereby fixing the circuit breaker body 4 on the mounting plate 1, the mounting speed of the circuit breaker body 4 is greatly improved, and when the circuit breaker body 4 is dismounted, only the pressing plate 16 needs to be pressed downwards, so that the two rotating clamping strips 83 can be driven to rotate out of the clamping grooves 84 through the unlocking mechanism 9, thereby the unlocking work can be completed, and the dismounting efficiency of the circuit breaker body 4 is greatly improved, is convenient for people to use.
Referring to fig. 6 and 7, the automatic detection mechanism 10 includes a first fixed block 101, a connecting rod 102, a worm gear 103, a support sleeve 104, a worm 105, a motor 106 and a pressing inclined block 107, the first fixed blocks 101 are symmetrically fixed at the lower end of the side of the circuit breaker body 4 close to the knife switch 5, the connecting rod 102 is rotatably connected between the two first fixed blocks 101 through a bearing, the worm gear 103 is fixed at one end of the connecting rod 102 penetrating through the first fixed block 101, the support sleeve 104 is fixed at the lower end of the side of the circuit breaker body 4 close to the worm gear 103, the worm 105 is rotatably connected to the inner wall of the support sleeve 104 through a bearing, the worm 105 is meshed with the worm gear 103, the motor 106 is fixed at the side of the circuit breaker body 4 close to the worm gear 103, one end of the worm 105 close to the motor 106 penetrates through the support sleeve 104 to be fixed to the output end of the motor 106, the pressing inclined block 107 is fixed at one end of the connecting rod 102 close to the detection button 6, the press ramp 107 cooperates with the test button 6.
It should be noted that, the automatic detection mechanism 10 can automatically perform the pressing test work of the detection button 6 according to the specified time, so that people do not need to manually perform the pressing test, and further great convenience is brought to people.
Referring to fig. 8 and 9, the self-closing mechanism 11 includes a driving bevel gear 111, second fixed blocks 112, driving columns 113, driven bevel gears 114, an annular driving groove 115, lifting blocks 116, trajectory columns 117 and closing columns 118, the driving bevel gear 111 is fixed at one end of the connecting rod 102 away from the pressing oblique block 107, the second fixed blocks 112 are symmetrically fixed at one side of the circuit breaker body 4 close to the driving bevel gear 111, the driving columns 113 are rotatably connected between the two second fixed blocks 112 through bearings, the driven bevel gears 114 are fixed at the lower ends of the driving columns 113 through the second fixed blocks 112, the driving bevel gear 111 is in meshing connection with the driven bevel gears 114, an annular driving groove 115 is formed in the outer wall of the driving columns 113, the lifting blocks 116 are slidably connected to one side of the circuit breaker body 4 close to the driving columns 113, and the trajectory columns 117 are rotatably connected to one side of the lifting blocks 116 close to the annular driving grooves 115 through bearings, the track column 117 is in rolling connection with the inner wall of the annular driving groove 115, a closing column 118 is fixed on one side of the lifting block 116 away from the track column 117, and the closing column 118 is matched with the knife switch 5.
In addition, the automatic closing mechanism 11 can automatically perform the closing operation of the knife 5 after the knife 5 falls down by pressing the detection button 6 by the automatic detection mechanism 10, the lifting block 116 can be driven to rise for a certain distance while the pressing inclined block 107 is driven by the rotation of the driving motor 106 to press the detection button 6, and at this time, the knife switch 5 just falls down, and thus the motor 106 continues to be driven, so that the push-ramp 107 can be moved away from the test button 6, and the test button 6 is reset, and further can continuously drive the lifting block 116 to ascend, thereby driving the switch-on column 118 to upwards push the knife 5 to be switched on, after the switch-on is completed, the lifting block 116 can be continuously driven to descend until the reset is finished, and at the moment, the pressing inclined block 107 is also reset, therefore, the automatic closing device can automatically perform closing work after automatically completing detection work, and is greatly convenient for people to use.
Referring to fig. 9, a slide rail 12 is fixed on one side of the circuit breaker body 4 close to the lifting block 116, a slider 13 is fixed on one side of the lifting block 116 close to the slide rail 12, and the slider 13 is slidably connected with an outer wall of the slide rail 12, so that the lifting block 116 can slide up and down conveniently.
Referring to fig. 1, a protective cover 14 is fixed on one side of the circuit breaker body 4 close to the automatic detection mechanism 10, the automatic detection mechanism 10 and the self-closing mechanism 11 are both located on the inner side of the protective cover 14, and external impurities such as dust can be prevented from entering the protective cover 14 to a certain extent, so that the phenomenon that the automatic detection mechanism 10 and the self-closing mechanism 11 are unstable in operation can be effectively avoided.
Referring to fig. 9, a stabilizing sleeve 15 is fixed on one side of the lifting block 116 close to the track column 117, and the track column 117 is rotatably connected with the inner wall of the stabilizing sleeve 15, so that the stability of connection between the track column 117 and the lifting block 116 can be improved.
Referring to fig. 4, a pressing plate 16 is fixed on the top of the driving rod 92, and first anti-slip threads 17 are equidistantly formed on the surface of the pressing plate 16, so that a person can press the driving rod 92 conveniently.
Referring to fig. 1 and 10, four the chamfer has all been seted up to the inner wall of angle cover 7, and the middle part symmetry equidistance of circuit breaker body 4 both sides has seted up second anti-skidding line 18, can be convenient for insert circuit breaker body 4 in four angle covers 7, can improve the frictional force between staff and the circuit breaker body 4 simultaneously, make things convenient for people to take circuit breaker body 4.
The working principle is as follows:
before the use, mounting holes are formed in the positions, corresponding to the fixing holes 3, of the circuit breaker installed on the wall, the mounting plate 1 is fixed on the mounting position on the wall through expansion screws, the circuit breaker body 4 is further installed, the circuit breaker body 4 is inserted between the four corner sleeves 7 by pinching the circuit breaker body 4, the circuit breaker body 4 is pressed towards one side close to the mounting plate 1 until one side of the circuit breaker body 4 is pressed to be in contact with the surface of the mounting plate 1, when the circuit breaker body 4 is pressed, the circuit breaker body 4 can extrude the inclined plane of the rotating clamping strip 83, the rotating clamping strip 83 can be driven to rotate around the rotating rod 82 until one side of the circuit breaker body 4 is in contact with the mounting plate 1, at the moment, the clamping grooves 84 correspond to the positions of the rotating clamping blocks, and the rotating clamping blocks can be driven to be clamped into the clamping grooves 84 under the driving of the resilience force of the torsion spring 85, thereby, the installation work of the breaker body 4 can be completed;
when the breaker body 4 needs to be disassembled, the pressing plate 16 is pressed downwards, so that the driving rod 92 can be driven to slide downwards, the two connecting rods 94 can be pulled to turn over and move downwards, the chicken can further pull the two T-shaped pull rods 95 to slide towards the mutually approaching direction, and further the rotating clamping strip 83 can be driven to rotate, so that one end, close to the clamping groove 84, of the rotating clamping strip 83 is separated from the clamping groove 84, the state of the pressing plate 16 is kept, the breaker body 4 is pinched, the breaker body 4 is pulled towards one side far away from the mounting plate 1, and the disassembling work of the breaker body 4 can be completed;
when the detection is automatically carried out every month, the worm 105 can be driven to rotate by rotating the driving motor 106, the worm wheel 103 can be driven to rotate, the connecting rod 102 can be driven to rotate, the pressing inclined block 107 can be driven to rotate by rotating the connecting rod 102, the detection button 6 can be pressed by pressing the inclined block 107, and the switch 5 falls down when the detection button 6 is pressed, so that the detection work is finished;
meanwhile, when the connecting rod 102 initially rotates, the driving bevel gear 111 can be simultaneously driven to rotate, so as to drive the driven bevel gear 114 to rotate, and further drive the driving post 113 to rotate, and further drive the lifting block 116 to slide upwards through the matching of the arranged annular driving groove 115 and the track post 117, when the connecting rod 102 rotates by 90 degrees, the detection work is just completed, the switch blade 5 just falls down, and further the motor 106 is continuously driven to rotate, so as to drive the lifting block 116 to continuously rise, and further drive the switch-on post 118 to move upwards, the switch blade 5 can be pushed upwards through the switch-on post 118, when the switch-on post 118 reaches the highest position, the switch-on work of the switch blade 5 can be completed, and further the motor 106 continuously rotates to drive the lifting block 116 to slide downwards, so as to drive the switch-on post 118 to move downwards, and finally drive the switch-on post 118 and the pressing inclined block 107 to both reset, in the whole process, the detection work and the closing work can be completed by driving the connecting rod 102 to rotate for one circle through the rotation of the driving motor 106;
the invention can automatically complete the detection work of the breaker body 4 once a month, thereby greatly prolonging the service life of the breaker and simultaneously improving the use safety of the breaker.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The automatic closing circuit breaker comprises a mounting plate (1), a fixing strip (2), a fixing hole (3), a circuit breaker body (4), a switch blade (5) and a detection button (6), wherein the fixing strip (2) is fixed on one side of the mounting plate (1) at an equal distance, the fixing hole (3) is formed in one end, away from the mounting plate (1), of the fixing strip (2), the circuit breaker body (4) is sleeved on one side, away from the fixing strip (2), of the mounting plate (1), the switch blade (5) is arranged in the middle of one side, away from the mounting plate (1), of the circuit breaker body (4), the detection button (6) is fixed at the lower end, close to one side of the switch blade (5), of the circuit breaker body (4), the detection button (6) is fixed at the equal distance of four corners, close to one side of the circuit breaker body (4), of the mounting plate (1), the angle sleeves (7) are fixed at equal distances, the circuit breaker body (4) is respectively sleeved with the four angle sleeves (7), fixing mechanisms (8) used for fixing the breaker body (4) on the mounting plate (1) are symmetrically arranged on two sides of the middle of the mounting plate (1), an unlocking mechanism (9) used for driving the fixing mechanism (8) to unlock is slidably connected to one side, away from the breaker body (4), of the mounting plate (1), an automatic detection mechanism (10) used for pressing the detection button (6) is fixed to one side, close to the detection button (6), of the breaker body (4), and a self-closing mechanism (11) used for automatically closing after automatic detection work is completed is fixed to one end of the automatic detection mechanism (10);
the automatic detection mechanism (10) comprises first fixing blocks (101), a connecting rod (102), a worm wheel (103), a supporting sleeve (104), a worm (105), a motor (106) and a pressing inclined block (107), wherein the first fixing blocks (101) are symmetrically fixed at the lower end of one side, close to the knife switch (5), of the circuit breaker body (4), the connecting rod (102) is connected between the two first fixing blocks (101) in a rotating mode through a bearing, the worm wheel (103) is fixed at one end of the connecting rod (102) penetrating through the first fixing blocks (101), the supporting sleeve (104) is fixed at the lower end of one side, close to the worm wheel (103), of the circuit breaker body (4), the worm (105) is rotatably connected with the inner wall of the supporting sleeve (104) through the bearing, the worm (105) is connected with the worm wheel (103) in a meshing mode, and the motor (106) is fixed at one side, close to the worm wheel (103), of the circuit breaker body (4), one end of the worm (105) close to the motor (106) penetrates through the support sleeve (104) to be fixed with the output end of the motor (106), one end of the connecting rod (102) close to the detection button (6) is fixed with a pressing inclined block (107), and the pressing inclined block (107) is matched with the detection button (6).
2. The automatic closing circuit breaker according to claim 1, wherein the fixing mechanism (8) comprises a connecting groove (81), a rotating rod (82), a rotating clamping strip (83), a clamping groove (84), a torsion spring (85) and a blocking strip (86), the connecting groove (81) is symmetrically formed in the middle of the mounting plate (1) and located on two sides of the breaker body (4), the rotating rod (82) is rotatably connected to the inner wall of the connecting groove (81) through a bearing, the rotating clamping strip (83) is fixed in the middle of the outer wall of the rotating rod (82), one side, close to one end of the breaker body (4), of the rotating clamping strip (83) is arranged in an inclined plane, the clamping groove (84) is symmetrically formed in two sides of the middle of the breaker body (4), one end of the rotating clamping strip (83) is clamped with the clamping groove (84), the torsion spring (85) is symmetrically fixed on two sides of the rotating clamping strip (83), torsion spring (85) keep away from the one end of rotating card strip (83) and encircle bull stick (82) and fixed with the inner wall of spread groove (81), circuit breaker body (4) one side symmetry is kept away from in mounting panel (1) is fixed with blend stop (86), rotate card strip (83) and keep away from the surface extrusion contact of one end and blend stop (86) of draw-in groove (84).
3. The automatic closing circuit breaker according to claim 2, wherein the unlocking mechanism (9) comprises a first sliding sleeve (91), a driving rod (92), a second spring (93), a connecting rod (94), a T-shaped pull rod (95), a second sliding sleeve (96) and a through slot (97), the middle of one side of the mounting plate (1) far away from the breaker body (4) is fixed with the first sliding sleeve (91), the inner wall of the first sliding sleeve (91) is connected with the driving rod (92) in a sliding manner, the bottom of the driving rod (92) is fixed with the second spring (93), the bottom of the second spring (93) is fixed with the mounting plate (1), the lower end of the driving rod (92) is connected with the connecting rod (94) in a symmetrical and rotating manner through a shaft pin, one end of the connecting rod (94) far away from the driving rod (92) is connected with the T-shaped pull rod (95) in a rotating manner through a shaft pin, one side of the mounting plate (1) near the T-shaped pull rod (95) is fixed with the second sliding sleeve (96) in a symmetrical and fixed therewith, two T type pull rod (95) respectively with the inner wall sliding connection of two second sliding sleeves (96), rotate card strip (83) and keep away from the one end of draw-in groove (84) and seted up and passed groove (97), the one end of T type pull rod (95) runs through and passes groove (97) and extend to one side that rotation card strip (83) are close to blend stop (86), and T type pull rod (95) cooperate with rotation card strip (83).
4. The circuit breaker with automatic closing function according to claim 1, wherein the self-closing mechanism (11) comprises a driving bevel gear (111), second fixing blocks (112), a driving column (113), a driven bevel gear (114), an annular driving groove (115), a lifting block (116), a track column (117) and a closing column (118), one end of the connecting rod (102) far away from the pressing oblique block (107) is fixed with the driving bevel gear (111), one side of the circuit breaker body (4) close to the driving bevel gear (111) is symmetrically fixed with the second fixing blocks (112), the driving column (113) is rotatably connected between the two second fixing blocks (112) through a bearing, the lower end of the driving column (113) penetrates through the second fixing blocks (112) and is fixed with the driven bevel gear (114), and the driving bevel gear (111) is meshed with the driven bevel gear (114), annular drive groove (115) have been seted up to the outer wall of drive post (113), one side sliding connection that circuit breaker body (4) are close to drive post (113) has elevator block (116), one side that elevator block (116) are close to annular drive groove (115) is rotated through the bearing and is connected with orbit post (117), orbit post (117) and the inner wall roll connection in annular drive groove (115), one side that orbit post (117) were kept away from in elevator block (116) is fixed with closing post (118), closing post (118) cooperate with plug-in strip (5).
5. The circuit breaker with automatic closing function according to claim 4, wherein a slide rail (12) is fixed to one side of the circuit breaker body (4) close to the lifting block (116), a slider (13) is fixed to one side of the lifting block (116) close to the slide rail (12), and the slider (13) is slidably connected with the outer wall of the slide rail (12).
6. The automatic closing circuit breaker according to claim 5, wherein a protective cover (14) is fixed on one side of the breaker body (4) close to the automatic detection mechanism (10), and the automatic detection mechanism (10) and the self-closing mechanism (11) are both located on the inner side of the protective cover (14).
7. The circuit breaker with automatic closing function according to claim 5, wherein a stabilizing sleeve (15) is fixed on one side of the lifting block (116) close to the track column (117), and the track column (117) is rotatably connected with the inner wall of the stabilizing sleeve (15).
8. The circuit breaker with automatic closing function according to claim 3, wherein a pressure plate (16) is fixed on the top of the driving rod (92), and first anti-slip threads (17) are equidistantly formed on the surface of the pressure plate (16).
9. The circuit breaker with automatic closing function according to claim 1, wherein the inner walls of the four corner sleeves (7) are provided with chamfers, and the middle parts of two sides of the circuit breaker body (4) are symmetrically provided with second anti-slip threads (18) at equal intervals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111269507.3A CN113871266B (en) | 2021-10-29 | 2021-10-29 | Automatic closing circuit breaker |
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| CN202111269507.3A CN113871266B (en) | 2021-10-29 | 2021-10-29 | Automatic closing circuit breaker |
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| CN113871266B true CN113871266B (en) | 2022-06-21 |
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| US20030151478A1 (en) * | 2001-10-02 | 2003-08-14 | Dejan Radosavljevic | Protection device with lockout test |
| ITMI20062033A1 (en) * | 2006-10-23 | 2008-04-24 | Gewiss Spa | AUTOTEST AND AUTOMATIC RESET DEVICE, PARTICULARLY FOR DIFFERENTIAL AND SIMILAR SWITCHES |
| CN101192751A (en) * | 2007-08-15 | 2008-06-04 | 杨发生 | Intelligent home electrical appliance and automatic power reclosing protection breaker |
| CN104251973B (en) * | 2014-09-04 | 2018-03-09 | 浙江正泰电器股份有限公司 | Breaker residual current acting Characteristics Detection mechanism |
| CN107910232B (en) * | 2017-12-18 | 2019-11-19 | 淄博职业学院 | An intelligent leakage protection switch |
| CN212032940U (en) * | 2020-06-04 | 2020-11-27 | 无锡市南方电器制造有限公司 | High-voltage circuit breaker convenient to overhaul |
| CN212783293U (en) * | 2020-09-14 | 2021-03-23 | 透明电力科技有限公司 | Internet of things breaker |
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