CN112993799A - Dual power supply distribution box convenient to switching operation - Google Patents
Dual power supply distribution box convenient to switching operation Download PDFInfo
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- CN112993799A CN112993799A CN202110127373.5A CN202110127373A CN112993799A CN 112993799 A CN112993799 A CN 112993799A CN 202110127373 A CN202110127373 A CN 202110127373A CN 112993799 A CN112993799 A CN 112993799A
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- 230000009977 dual effect Effects 0.000 title claims description 14
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to a dual-power distribution box convenient for switching operation, which comprises: the box, the setting is in chamber door on the box, the setting is in main power supply and stand-by power supply in the box, when main power supply supplies power to the load, electromagnetic component triggers work, fixed contact and movable contact separation, when main power supply breaks down, electromagnetic component is out of work, elastic component drives movable contact and moves towards fixed contact, stand-by power supply and load switch-on, the effectual automatic switch-over function of block terminal has been realized, drive assembly drives the sliding plate and reciprocates the slip on the fixed axle, the slip in-process, meshing component triggers work, when meshing component forward work, drive the motion of unidirectional drive subassembly, unidirectional drive subassembly drives radiator unit work, when meshing component reverse work, unidirectional drive subassembly is out of work, thereby radiator unit is out of work, the effectual unidirectional heat dissipation function of block terminal has been realized.
Description
Technical Field
The invention relates to the related technical field of distribution boxes, in particular to a dual-power distribution box convenient for switching operation.
Background
The distribution box is generally assembled with switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement to form a low-voltage distribution box, and a circuit can be switched on or switched off by a manual or automatic switch in normal operation, so that electric energy can be reasonably distributed, the circuit can be conveniently switched on and off, the safety protection level is higher, and the conduction state of the circuit can be visually displayed.
When a main power supply source fails, the load needs to be powered off, the standby power supply is used for supplying power to the load through manual switching, therefore, switching operation is not convenient, and the equipment in the box is electrified to work, heat can be generated in the box body, normal work of the equipment in the box is affected, the conventional distribution box does not have a heat dissipation function or is fixed in a heat dissipation position, and an ideal heat dissipation effect cannot be achieved when the conventional distribution box is used.
Disclosure of Invention
The invention aims to provide a dual-power distribution box convenient for switching operation, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a dual power supply panel for facilitating switching operations, the dual power supply panel for facilitating switching operations comprising: the emergency power supply is connected with a load through a deconcentrator, the emergency power supply is electrically connected with a fixed contact, the fixed contact is matched with a movable contact which is arranged in the box body and connected with the load, and the deconcentrator is also connected with an electromagnetic assembly;
the electromagnetic assembly is connected with an elastic assembly arranged in the box body, when the main power supply supplies power to a load, the electromagnetic assembly is triggered to work so as to separate the fixed contact from the movable contact, and when the main power supply fails, the electromagnetic assembly does not work so as to enable the elastic assembly to drive the movable contact to move towards the fixed contact so as to enable the standby power supply to supply power to the load;
the dual-power distribution box convenient for switching operation further comprises two fixed shafts fixedly arranged in the box body and sliding plates arranged on the two fixed shafts in a sliding mode, the sliding plates are connected with a driving assembly arranged in the box body, and when the driving assembly works, the sliding plates can slide on the fixed shafts;
the dual-power distribution box convenient for switching operation further comprises a meshing component arranged inside the box body, the meshing component is connected with a heat dissipation component arranged on the sliding plate through a one-way transmission component, and a plurality of through holes used for air circulation are formed in the position, corresponding to the heat dissipation component, of the box door.
As a further scheme of the invention: the electromagnetic assembly comprises an iron core arranged in the box body and a coil wound on the iron core and connected with the main power supply through the deconcentrator.
As a still further scheme of the invention: the elastic component comprises a fixed cylinder fixedly mounted on the side wall of the box body, a pressure spring arranged inside the fixed cylinder, a telescopic rod with one end connected with the pressure spring and an adsorption block fixedly mounted at the other end of the telescopic rod and matched with the iron core.
As a still further scheme of the invention: the driving assembly comprises two rotating rollers arranged on the side wall of the box body, a transmission belt connected with the two rotating rollers in a rolling mode, and a fixed plate fixedly arranged on the transmission belt and fixedly connected with the sliding plate, and a driving shaft of one of the rotating rollers is connected with a servo motor.
As a still further scheme of the invention: the meshing component comprises a rack plate fixedly arranged in the box body and a gear rotatably arranged on the sliding plate, and the gear is meshed with the rack plate and connected with the one-way transmission component.
As a still further scheme of the invention: the one-way transmission assembly comprises a grooved wheel which is coaxially and fixedly arranged with the gear and a ratchet wheel which is rotatably arranged on the sliding plate and matched with the grooved wheel;
the ratchet wheel is provided with a plurality of inclined grooves at equal intervals along the circumference, ratchets matched with the grooved wheels are hinged in the grooves, and the ratchet wheel is connected with the heat dissipation assembly.
As a still further scheme of the invention: the heat dissipation assembly comprises a disc which is rotatably arranged on the sliding plate and is connected with the ratchet wheel through a transmission belt, and fan blades which are coaxially and fixedly arranged with the disc, and the positions of the fan blades correspond to the positions of the through holes on the box door.
Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, when a main power supply supplies power to a load in the use process, the electromagnetic component triggers the work to separate the fixed contact from the movable contact, when the main power supply fails, the electromagnetic component does not work, the elastic component drives the movable contact to move towards the fixed contact, so that a standby power supply is connected with the load, the effective automatic switching function of the distribution box is realized, the switching convenience is ensured, in the use process of the distribution box, the driving component works to drive the sliding plate to slide on the fixed shaft in a reciprocating manner, in the sliding process, the meshing component triggers the work, when the meshing component works in the forward direction, the one-way transmission component is driven to move, the one-way transmission component drives the heat dissipation component to work, when the meshing component works in the reverse direction, the one-way transmission component does not work, so that the heat dissipation component does not work, the movable one-way heat dissipation function of the distribution box is realized, and the effectiveness of heat dissipation is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a dual power distribution box for facilitating switching operation.
Fig. 2 is an enlarged view of a structure at a in fig. 1.
Fig. 3 is an enlarged view of the structure at B in fig. 1.
FIG. 4 is a schematic diagram of the connection relationship between the sliding plate and the fixed shaft in an embodiment of the dual power distribution box for facilitating switching operation.
In the figure: 1-a box body; 2-a box door; 3-a primary power supply; 4-a standby power supply; 5-a splitter; 6-iron core; 7-a coil; 8-a fixed cylinder; 9-a pressure spring; 10-a telescopic rod; 11-an adsorption block; 12-a movable contact; 13-a fixed contact; 14-a turning roll; 15-conveying belt; 16-a fixed plate; 17-a fixed shaft; 18-a sliding plate; 19-a rack plate; 20-a gear; 21-a sheave; 22-ratchet wheel; 23-a ratchet; 24-a disc; 25-fan blades; 26-transmission belt.
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.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 4, in an embodiment of the present invention, a dual power distribution box facilitating switching operation includes: the device comprises a box body 1, a box door 2 arranged on the box body 1, a main power supply 3 and a standby power supply 4 arranged in the box body 1, wherein the standby power supply 4 is connected with a load through a deconcentrator 5, the standby power supply 4 is electrically connected with a fixed contact 13, the fixed contact 13 is matched with a movable contact which is arranged in the box body 1 and connected with the load, and the deconcentrator 5 is also connected with an electromagnetic assembly;
the electromagnetic assembly is connected with an elastic assembly arranged in the box body 1, when the main power supply 3 supplies power to a load, the electromagnetic assembly is triggered to work so as to separate the fixed contact 13 from the movable contact 12, and when the main power supply 3 fails, the electromagnetic assembly does not work so as to enable the elastic assembly to drive the movable contact 12 to move towards the fixed contact 13 so as to enable the standby power supply 4 to supply power to the load;
the dual-power distribution box convenient for switching operation further comprises two fixed shafts 17 fixedly arranged in the box body 1 and sliding plates 18 arranged on the two fixed shafts 17 in a sliding mode, the sliding plates 18 are connected with a driving assembly arranged in the box body 1, and when the driving assembly works, the sliding plates 18 slide on the fixed shafts 17;
the dual-power distribution box convenient for switching operation further comprises a meshing component arranged inside the box body 1, the meshing component is connected with a heat dissipation component arranged on the sliding plate 18 through a one-way transmission component, and a plurality of through holes used for air circulation are formed in the position, corresponding to the heat dissipation component, of the box door 2.
In the embodiment of the invention, in the using process, when the main power supply 3 supplies power to the load, the electromagnetic component triggers to work, so that the fixed contact 13 is separated from the movable contact 12, when the main power supply 3 fails, the electromagnetic component does not work, the elastic component drives the movable contact 12 to move towards the fixed contact 13, so that the standby power supply 4 is connected with the load, the effective automatic switching function of the distribution box is realized, in the using process of the distribution box, the driving component works to drive the sliding plate 18 to slide on the fixed shaft 17 in a reciprocating manner, in the sliding process, the meshing component triggers to work, when the meshing component works in the forward direction, the unidirectional transmission component is driven to move to drive the heat dissipation component to work, when the meshing component works in the reverse direction, the unidirectional transmission component does not work, so that the heat dissipation component does not work, the effective one-way heat dissipation function of the distribution box is realized.
As an embodiment of the present invention, the electromagnetic assembly includes a core 6 disposed in the case 1 and a coil 7 wound on the core 6 and connected to the main power supply 3 through the wire splitter 5.
In the embodiment of the invention, when the main power supply is normally powered, the coil 6 is powered on, a circular magnetic field is generated in the surrounding space, the iron core 6 generates magnetism, the elastic component drives the movable contact 12 to move towards the direction of the box door 2, the fixed contact 13 is separated from the movable contact 12, when the main power supply 3 breaks down, the magnetism generated by the iron core 6 disappears, the elastic component drives the movable contact 12 to move towards the fixed contact 13, and the standby power supply 4 supplies power to the load, so that the effective automatic switching function of the distribution box is realized.
As an embodiment of the present invention, the elastic assembly includes a fixed cylinder 8 fixedly installed on a side wall of the box body 1, a compression spring 9 disposed inside the fixed cylinder 8, an expansion link 10 having one end connected to the compression spring 9, and an adsorption block 11 fixedly installed on the other end of the expansion link 10 and engaged with the iron core 6.
In the embodiment of the invention, when the iron core 6 generates magnetism, the adsorption block 11 is adsorbed, so that the telescopic rod 10 drives the movable contact 12 to be separated from the fixed contact 13, in the moving process of the movable contact 12, the telescopic rod 10 stretches the pressure spring 9, the main power supply 3 supplies power to the load, after the magnetism of the iron core 6 disappears, the adsorption block 11 loses the attraction force, at the moment, the pressure spring 9 returns due to the elastic force of the pressure spring 9, so that the telescopic rod 10 drives the movable contact 12 to move towards the fixed contact 13, the standby power supply 4 supplies power to the load, and the effective automatic switching function of the distribution box is realized.
As an embodiment of the present invention, the driving assembly includes two rotating rollers 14 installed on a side wall of the cabinet 1, a transmission belt 15 rolling-connecting the two rotating rollers 14, and a fixed plate 16 fixedly installed on the transmission belt 15 and fixedly connected to the sliding plate 18, and a servo motor is connected to a driving shaft of one of the rotating rollers 14.
In the embodiment of the invention, in the working process of the distribution box, when the servo motor rotates in the forward direction, the two rotating rollers 14 are driven to rotate clockwise, so that the transmission belt 15 drives the sliding plate 18 to move towards the direction away from the box door 2 through the fixed plate 16, the meshing component works in the forward direction, the one-way transmission component drives the heat dissipation component to work, when the servo motor rotates in the reverse direction, the two rotating rollers 14 are driven to rotate anticlockwise, so that the transmission belt 15 drives the sliding plate 18 to move towards the box door 2 through the fixed plate 16, the meshing component works in the reverse direction, the one-way transmission component does not work, the heat dissipation component does not work, and the effective one.
As an embodiment of the present invention, the engaging assembly includes a rack plate 19 fixedly disposed in the housing 1 and a gear 20 rotatably mounted on the sliding plate 18, and the gear 20 is engaged with the rack plate 19 and connected to the unidirectional transmission assembly.
In the embodiment of the invention, when the sliding plate 18 moves towards the direction away from the box door 2, the gear 20 is matched with the rack plate 19, so that the gear 20 rotates anticlockwise, the gear 20 drives the heat dissipation component to work through the one-way transmission component, when the sliding plate 18 moves towards the box door 2, the gear 20 rotates clockwise, and the one-way transmission component stops transmission on the heat dissipation component, thereby realizing the effective one-way heat dissipation function of the distribution box.
As an embodiment of the present invention, the unidirectional transmission assembly includes a sheave 21 fixedly installed coaxially with the gear 20 and a ratchet wheel 22 rotatably installed on the sliding plate 18 and engaged with the sheave 21;
a plurality of inclined grooves are formed in the ratchet wheel 22 at equal intervals along the circumference, ratchets 23 matched with the grooved wheel 21 are hinged in the grooves, and the ratchet wheel 22 is connected with the heat dissipation assembly.
In the embodiment of the invention, when the gear 20 drives the grooved pulley 21 to rotate anticlockwise, the grooved pulley 21 is in contact with the ratchet 23, and the ratchet 23 does not turn over in the inclined groove, so that the ratchet 22 rotates, the ratchet 22 drives the heat dissipation assembly to work, when the gear 20 drives the grooved pulley 21 to rotate clockwise, the grooved pulley 21 is in contact with the ratchet 23, and the ratchet 23 turns over in the inclined groove, so that the ratchet 22 does not rotate, the heat dissipation assembly does not work, and an effective one-way transmission function of the heat dissipation assembly is realized.
As an embodiment of the present invention, the heat dissipation assembly includes a disc 24 rotatably mounted on the sliding plate 18 and connected to the ratchet wheel 22 through a belt 26, and a fan blade 25 coaxially and fixedly mounted with the disc 24, and the fan blade 25 corresponds to a through hole of the door 2.
In the embodiment of the invention, when the sliding plate 18 moves in a direction away from the box door 2, the ratchet wheel 22 rotates, so that the driving belt 26 drives the disc 24 and the fan blades 25 to rotate, and the hot air in the box body 1 is transferred to the outside of the box body 1 through the through holes on the box door 2, and when the sliding plate 18 moves towards the box door 2, the ratchet wheel 22 does not rotate, so that the disc 24 and the fan blades 25 do not rotate, and an effective one-way heat dissipation function of the distribution box is realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a dual supply block terminal convenient to switching operation which characterized in that, dual supply block terminal convenient to switching operation includes: the power supply comprises a box body (1), a box door (2) arranged on the box body (1), a main power supply (3) and a standby power supply (4) which are arranged in the box body (1), wherein the standby power supply (4) is connected with a load through a deconcentrator (5), the standby power supply (4) is electrically connected with a fixed contact (13), the fixed contact (13) is matched with a movable contact which is arranged in the box body (1) and connected with the load, and the deconcentrator (5) is also connected with an electromagnetic assembly;
the electromagnetic assembly is connected with an elastic assembly arranged in the box body (1), when the main power supply source (3) supplies power to a load, the electromagnetic assembly is triggered to work so that the fixed contact (13) is separated from the movable contact (12), and when the main power supply source (3) breaks down, the electromagnetic assembly does not work so that the elastic assembly drives the movable contact (12) to move towards the fixed contact (13) so that the standby power supply (4) supplies power to the load;
the dual-power distribution box convenient for switching operation further comprises two fixed shafts (17) fixedly arranged in the box body (1) and sliding plates (18) arranged on the two fixed shafts (17) in a sliding mode, the sliding plates (18) are connected with a driving assembly arranged in the box body (1), and when the driving assembly works, the sliding plates (18) can slide on the fixed shafts (17);
the dual-power distribution box convenient for switching operation further comprises a meshing component arranged inside the box body (1), the meshing component is connected with a heat dissipation component arranged on the sliding plate (18) through a one-way transmission component, and a plurality of through holes used for air circulation are formed in the position, corresponding to the heat dissipation component, of the box door (2).
2. The dual power supply distribution box facilitating switching operation according to claim 1, wherein the electromagnetic assembly comprises a core (6) disposed inside the box body (1) and a coil (7) wound on the core (6) and connected to the main power supply (3) through the wire splitter (5).
3. The dual-power distribution box convenient for switching operation according to claim 2, wherein the elastic component comprises a fixed cylinder (8) fixedly mounted on the side wall of the box body (1), a pressure spring (9) arranged inside the fixed cylinder (8), a telescopic rod (10) with one end connected with the pressure spring (9), and an adsorption block (11) fixedly mounted on the other end of the telescopic rod (10) and matched with the iron core (6).
4. The dual power distribution box facilitating switching operation according to claim 1, wherein the driving assembly includes two rotating rollers (14) installed on a side wall of the box body (1), a transmission belt (15) connecting the two rotating rollers (14) in a rolling manner, and a fixing plate (16) fixedly installed on the transmission belt (15) and fixedly connected to the sliding plate (18), and one of the driving shafts of the rotating rollers (14) is connected to a servo motor.
5. The dual power distribution box facilitating switching operation according to claim 1, wherein the meshing assembly includes a rack plate (19) fixedly disposed in the box body (1) and a gear (20) rotatably mounted on the sliding plate (18), and the gear (20) is engaged with the rack plate (19) and connected with the unidirectional transmission assembly.
6. The dual power supply distribution box facilitating switching operation according to claim 5, wherein the unidirectional transmission assembly comprises a sheave (21) fixedly mounted coaxially with the gear (20) and a ratchet wheel (22) rotatably mounted on the sliding plate (18) and engaged with the sheave (21);
the ratchet wheel (22) is provided with a plurality of inclined grooves at equal intervals along the circumference, ratchets (23) matched with the grooved wheel (21) are hinged in the grooves, and the ratchet wheel (22) is connected with the heat dissipation assembly.
7. The dual power supply distribution box facilitating switching operation according to claim 6, wherein the heat dissipation assembly comprises a disc (24) rotatably mounted on the sliding plate (18) and connected to the ratchet wheel (22) through a belt (26), and a fan blade (25) fixedly mounted coaxially with the disc (24), and the fan blade (25) corresponds to the position of the through hole on the box door (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110127373.5A CN112993799A (en) | 2021-01-29 | 2021-01-29 | Dual power supply distribution box convenient to switching operation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110127373.5A CN112993799A (en) | 2021-01-29 | 2021-01-29 | Dual power supply distribution box convenient to switching operation |
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| CN112993799A true CN112993799A (en) | 2021-06-18 |
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| CN202110127373.5A Pending CN112993799A (en) | 2021-01-29 | 2021-01-29 | Dual power supply distribution box convenient to switching operation |
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- 2021-01-29 CN CN202110127373.5A patent/CN112993799A/en active Pending
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Application publication date: 20210618 |