CN215735370U - Power supply device for maintaining low-voltage frequency converter - Google Patents
Power supply device for maintaining low-voltage frequency converter Download PDFInfo
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- CN215735370U CN215735370U CN202122318660.2U CN202122318660U CN215735370U CN 215735370 U CN215735370 U CN 215735370U CN 202122318660 U CN202122318660 U CN 202122318660U CN 215735370 U CN215735370 U CN 215735370U
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Abstract
The utility model discloses a power supply device for maintaining a low-voltage frequency converter, which comprises a power supply box, wherein heat dissipation holes are formed in two sides of the power supply box, an adjusting knob is arranged at the top end of the power supply box, a control button, a power supply display lamp and a socket are sequentially arranged in the middle of the front surface of the power supply box from left to right, and a fixing frame is fixedly arranged on the circumference of the front surface of the power supply box; the inside protection component that all rotates of both sides of fixed frame, one side that two sets of protection components are close to each other just is located the inside of fixed frame and all is provided with the handle, and wherein one side middle part vertical fixed of a set of handle is provided with spacing subassembly, and the spacing hole with spacing subassembly matched with is seted up at one side middle part of another group handle. Has the advantages that: the power supply device has complete functions and convenient connection, thereby being beneficial to improving the maintenance efficiency of maintenance personnel; in addition, through setting up protection component, can realize power supply unit's dustproof function to guarantee the stability that control button and power socket used.
Description
Technical Field
The utility model relates to the technical field of power boxes, in particular to a power supply device for maintaining a low-voltage frequency converter.
Background
The frequency converter is widely applied to speed regulation of loads such as fans and pumps, such as the speed dynamic control of automation, printing, elevators, machine tools and assembly lines, and the control of various mechanical equipment such as conveying, hoisting, extruding and machine tools, and the like, can improve the process level and the product quality, reduce the impact and noise of the equipment, prolong the service life of the equipment, improve the function of the whole equipment and the like, and is widely applied to the industrial and civil fields.
In the maintenance process of the low-voltage frequency converter, a power supply device is generally used during maintenance to provide temporary working power for detection and maintenance, such as a field auxiliary operation power supply, a lighting power supply, and the like. The existing power supply box still has some defects when in use: such as inconvenient carrying, inconvenient connection between the power box and the frequency converter and the like.
Patent No. CN211978993U discloses a power supply device with protection for maintaining a frequency converter, which realizes carrying the power supply device by arranging a hidden handle, and realizes quick connection between a power supply box and the frequency converter by arranging a fixing cap on a connector; however, in actual use, a plurality of control keys such as a control button and a socket are arranged on the power supply device and need to be protected, and how to realize the dustproof function of the power supply device under severe environmental conditions still remains a problem to be solved.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the power supply device for maintaining the low-voltage frequency converter, which has the advantages of convenience in carrying, high safety and good dustproof effect, and further solves the problems that the conventional power supply device is inconvenient to carry and cannot protect a connector and a control key.
(II) technical scheme
In order to realize the advantages of convenient carrying, high safety and good dustproof effect, the utility model adopts the following specific technical scheme:
a power supply device for maintaining a low-voltage frequency converter comprises a power supply box, wherein heat dissipation holes are formed in two sides of the power supply box, an adjusting knob is arranged at the top end of the power supply box, a control button, a power supply display lamp and a socket are sequentially arranged in the middle of the front of the power supply box from left to right, and a fixing frame is fixedly arranged on the circumference of the front of the power supply box; the inside protection component that all rotates of both sides of fixed frame, one side that two sets of protection components are close to each other just is located the inside of fixed frame and all is provided with the handle, and wherein one side middle part vertical fixed of a set of handle is provided with spacing subassembly, and the spacing hole with spacing subassembly matched with is seted up at one side middle part of another group handle.
Further, in order to realize the automatic opening of the protection component, the protection component comprises a first cover plate and a second cover plate, one side of the first cover plate is rotatably connected with one side of the fixed frame through a rotating shaft, one end of the rotating shaft penetrates through the fixed frame and is sleeved with a rotary spring, a first gear is fixedly arranged at the top and the bottom of the other side of the first cover plate, a second gear meshed with the first gear is fixedly arranged at the top and the bottom of the second cover plate close to one side of the first cover plate, the first gear and the second gear are rotatably connected through a connecting block, a handle is rotatably arranged at the other side of the second cover plate, rollers are arranged at the top and the bottom of the second cover plate far away from the first cover plate, bearings are arranged at the two sides of the top and the bottom of the handle, a limiting clamping groove is formed in the middle of the fixed frame, and the rollers and the bearings are tangent to the inner walls of the two sides of the limiting clamping groove.
Further, in order to realize carrying out quick fixed and separation to two sets of handles, spacing subassembly is including being fixed in the fixing base of one of them set of handle side, and the inside of fixing base has set gradually flexible piece and spring from last to down, and one side that the handle was kept away from on the top of flexible piece is the scarf structure, and the middle part of keeping away from the handle of flexible piece is vertical to be run through and is provided with the press bar, and the bottom of press bar extends to the interior top in spacing hole.
(III) advantageous effects
Compared with the prior art, the utility model provides a power supply device for maintaining a low-voltage frequency converter, which has the following beneficial effects:
(1) the power supply device has complete functions and convenient connection, thereby being beneficial to improving the maintenance efficiency of maintenance personnel; in addition, through setting up protection component, can realize power supply unit's dustproof function to guarantee the stability that control button and power socket used.
(2) Through setting up the handle, can conveniently carry power supply unit, and carry out the high-speed joint through spacing subassembly of accessible and spacing hole between two sets of handles to the realization is protected control button and socket and is guaranteed power supply unit and carry the stability of carrying.
(3) The limit component can be controlled by arranging the pressing rod, so that the two groups of handles are separated from each other; in addition, the rotary spring is arranged at the top end of the rotating shaft, so that the first cover plate and the second cover plate can be quickly opened, and the connection efficiency of the power supply device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic diagram of a protection component of a power supply apparatus for maintaining a low-voltage inverter according to an embodiment of the utility model;
fig. 2 is a schematic diagram of a protection component shutdown of a power supply apparatus for maintaining a low-voltage inverter according to an embodiment of the utility model;
fig. 3 is one of schematic structural diagrams of a protection component in a power supply apparatus for maintaining a low-voltage inverter according to an embodiment of the utility model;
fig. 4 is a second schematic structural diagram of a protection component in a power supply apparatus for maintaining a low-voltage inverter according to an embodiment of the utility model;
fig. 5 is a schematic structural diagram of a fixing frame in a power supply apparatus for maintaining a low-voltage inverter according to an embodiment of the utility model;
fig. 6 is a sectional view of a limit component in a power supply apparatus for maintaining a low voltage inverter according to an embodiment of the present invention.
In the figure:
1. a power supply box; 2. heat dissipation holes; 3. adjusting a knob; 4. a control button; 5. a power supply display lamp; 6. a socket; 7. a fixing frame; 701. a limiting clamping groove; 8. a guard assembly; 801. a first cover plate; 802. a second cover plate; 803. a rotating shaft; 804. a return spring; 805. a first gear; 806. a second gear; 807. connecting blocks; 808. a roller; 9. a handle; 901. a bearing; 10. a limiting component; 1001. a fixed seat; 1002. a telescopic block; 1003. a spring; 11. a limiting hole; 12. the lever is pressed.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to the embodiment of the utility model, the power supply device for maintaining the low-voltage frequency converter is provided.
Referring to the drawings and the detailed description, as shown in fig. 1-6, the power supply device for maintaining a low-voltage inverter according to the embodiment of the utility model comprises a power supply box 1, heat dissipation holes 2 are formed in both sides of the power supply box 1, an adjusting knob 3 is arranged at the top end of the power supply box 1, a control button 4, a power display lamp 5 and a socket 6 are sequentially arranged in the middle of the front surface of the power supply box 1 from left to right, and a fixing frame 7 (the fixing frame 7 can be made of insulating antistatic nylon material) is fixedly arranged on the circumference of the front surface of the power supply box 1; the inside protection component 8 that all rotates in both sides of fixed frame 7, one side that two sets of protection components 8 are close to each other and the inside that is located fixed frame 7 all is provided with handle 9, and wherein the vertical fixed spacing subassembly 10 that is provided with in one side middle part of a set of handle 9, and the spacing hole 11 with spacing subassembly 10 matched with is seted up at one side middle part of another group handle 9.
By means of the scheme, the power supply device is complete in function and convenient to connect, and therefore maintenance efficiency of maintenance personnel is improved; in addition, the dustproof function of the power supply device can be realized by arranging the protective component 8, so that the use stability of the control button 4 and the power socket 6 is ensured; through setting up handle 9, can conveniently carry power supply unit, and carry out the high-speed joint through spacing subassembly 10 of accessible and spacing hole 11 between two sets of handles 9 to the realization is protected control button 4 and socket 6 and is guaranteed power supply unit and carry the stability of carrying.
In one embodiment, the shielding assembly 8 includes a first cover plate 801 and a second cover plate 802, one side of the first cover plate 801 is rotatably connected to one side of the fixed frame 7 through a rotating shaft 803, one end of the rotating shaft 803 passes through the fixed frame 7 and is sleeved with a rotation spring 804, a first gear 805 is fixedly disposed at the top and bottom of the other side of the first cover plate 801, a second gear 806 engaged with the first gear 805 is fixedly disposed at the top and bottom of one side of the second cover plate 802 close to the first cover plate 801, and first gear 805 and second gear 806 are connected through connecting block 807 in rotation, the opposite side of second apron 802 is rotated and is provided with handle 9, the top and the bottom of one side that second apron 802 kept away from first apron 801 all are provided with gyro wheel 808, the top and the bottom both sides of handle 9 all are provided with bearing 901, spacing draw-in groove 701 has been seted up at the middle part of fixed frame 7, gyro wheel 808 and bearing 901 all are tangent with the both sides inner wall of spacing draw-in groove 701.
The working principle of the protective assembly 8 is as follows: the rotation spring 804 drives the rotation shaft 803 to rotate, the rotation shaft 803 drives the first cover plate 801 to rotate, the first cover plate 801 drives the second gear 806 and the second cover plate 802 to rotate through the first gear 805 (the first gear 805 and the second gear 806 can ensure that the first cover plate 801 and the second cover plate 802 rotate synchronously), and at the moment, one end of the second cover plate 802 slides in the limiting clamping groove 701 through the roller 808, so that the first cover plate 801 and the second cover plate 802 are automatically retracted to control the power supply device.
In one embodiment, the limiting assembly 10 includes a fixing seat 1001 fixed to one of the handles 9, a telescopic block 1002 and a spring 1003 are sequentially arranged inside the fixing seat 1001 from top to bottom, one side of the top end of the telescopic block 1002, which is away from the handle 9, is of a chamfered structure, a pressing rod 12 is vertically arranged in the middle of the handle 9, which is away from the telescopic block 1002, in a penetrating manner, and the bottom end of the pressing rod 12 extends to the inner top end of the limiting hole 11.
The working principle of the limiting assembly 10 is as follows: the pressing rod 12 is pressed, the pressing rod 12 pushes the telescopic block 1002 downwards to contract, and the two groups of handles 9 are separated from each other when the telescopic block 1002 is completely contracted into the fixed seat 1001; on the contrary, when two sets of handles 9 are close to each other, spacing hole 11 compression flexible piece 1002 contracts, and when compression flexible piece 1002 completely got into spacing hole 11, flexible piece 1002 resets to the realization is fixed two sets of handles 9.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, a circuit board is arranged in the power box 1, the circuit board is connected with a power line through the back surface of the power box 1 and is connected with an external power supply, a plurality of groups of control buttons 4 on the front surface of the power box 1 respectively control the connection and disconnection and the direct connection and the current limiting of a power supply device, the circuit board is connected with a low-voltage frequency converter through a socket 6 and a power connection line, in addition, the power supply device uses an isolation adjustable transformer to convert 220V voltage into 380V for safety consideration during maintenance, and the positive electrode of rectification output is connected and disconnected through a switch to form three incandescent bulbs connected at the output end, so that when a short circuit phenomenon occurs during maintenance, the incandescent bulbs can immediately light up to perform current limiting operation.
The power supply device can be carried by using the handle 9, when the power supply device is needed, the pressing rod 12 is pressed, the pressing rod 12 pushes the telescopic block 1002 downwards, when the telescopic block 1002 is completely contracted into the fixing seat 1001, the two groups of handles 9 are separated from each other, the rotary spring 804 drives the rotating shaft 803 to rotate, the rotating shaft 803 drives the first cover plate 801 to rotate, the first cover plate 801 drives the second gear 806 and the second cover plate 802 to rotate through the first gear 805, and at the moment, one end of the second cover plate 802 slides in the limiting clamping groove 701 through the roller 808 and drives the handles 9 to slide in the limiting clamping groove 701, so that the two groups of handles 9 are automatically separated; after the use is finished, the two groups of handles 9 are pulled and close to each other, and when the telescopic block 1002 is compressed and clamped into the limiting hole 11, the two groups of handles 9 are fixed.
In conclusion, by means of the technical scheme, the power supply device is complete in function and convenient to connect, so that the maintenance efficiency of maintenance personnel is improved; in addition, through setting up protective component 8, can realize power supply unit's dustproof function to guarantee the stability that control button 4 and power socket 6 used.
In addition, through setting up handle 9, can conveniently carry power supply unit, and carry out the high-speed joint through spacing subassembly 10 of accessible and spacing hole 11 between two sets of handles 9 to the realization is protected control button 4 and socket 6 and is guaranteed power supply unit and carry the stability of carrying.
In addition, the pressing rod 12 is arranged, so that the limiting assembly 10 can be controlled, and the two groups of handles 9 can be separated from each other; in addition, the rotation spring 804 is provided at the top end of the rotation shaft 803, so that the first cover plate 801 and the second cover plate 802 can be opened quickly, and the connection efficiency of the power supply device can be improved.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a power supply unit is used in low-voltage inverter maintenance, includes power supply box (1), louvre (2), its characterized in that have all been seted up to the both sides of this power supply box (1):
an adjusting knob (3) is arranged at the top end of the power box (1), a control button (4), a power display lamp (5) and a socket (6) are sequentially arranged in the middle of the front of the power box (1) from left to right, and a fixing frame (7) is fixedly arranged on the circumference of the front of the power box (1);
the inside protection component (8) that all rotates in both sides of fixed frame (7), it is two sets of one side that protection component (8) are close to each other just is located the inside of fixed frame (7) all is provided with handle (9), and wherein is a set of the vertical fixed spacing subassembly (10) that is provided with in one side middle part of handle (9), another group one side middle part of handle (9) seted up with spacing subassembly (10) matched with spacing hole (11).
2. The power supply apparatus for repairing a low voltage inverter as claimed in claim 1, the protection component (8) comprises a first cover plate (801) and a second cover plate (802), one side of the first cover plate (801) is rotatably connected with one side of the fixed frame (7) through a rotating shaft (803), one end of the rotating shaft (803) penetrates through the fixed frame (7) and is sleeved with a rotary spring (804), the top and the bottom of the other side of the first cover plate (801) are both fixedly provided with a first gear (805), the top and the bottom of one side of the second cover plate (802) close to the first cover plate (801) are both fixedly provided with a second gear (806) meshed with the first gear (805), and the first gear (805) is rotationally connected with the second gear (806) through a connecting block (807), the other side of the second cover plate (802) is provided with the handle (9) in a rotating way.
3. The power supply device for maintaining the low-voltage inverter as claimed in claim 2, wherein the top and the bottom of one side of the second cover plate (802) far away from the first cover plate (801) are both provided with a roller (808), and both the top and the bottom of the handle (9) are both provided with a bearing (901).
4. The power supply device for maintaining the low-voltage inverter as claimed in claim 3, wherein a limiting clamping groove (701) is formed in the middle of the fixing frame (7), and the roller (808) and the bearing (901) are tangent to inner walls of two sides of the limiting clamping groove (701).
5. The power supply device for maintaining the low-voltage inverter according to claim 1, wherein the limiting component (10) comprises a fixing seat (1001) fixed on one group of the side surfaces of the handle (9), and a telescopic block (1002) and a spring (1003) are sequentially arranged in the fixing seat (1001) from top to bottom.
6. The power supply device for maintaining the low-voltage frequency converter is characterized in that one side, far away from the handle (9), of the top end of the telescopic block (1002) is of a chamfered surface structure.
7. The power supply device for maintaining the low-voltage frequency converter is characterized in that a pressing rod (12) vertically penetrates through the middle of the handle (9) far away from the telescopic block (1002), and the bottom end of the pressing rod (12) extends to the inner top end of the limiting hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122318660.2U CN215735370U (en) | 2021-09-24 | 2021-09-24 | Power supply device for maintaining low-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122318660.2U CN215735370U (en) | 2021-09-24 | 2021-09-24 | Power supply device for maintaining low-voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215735370U true CN215735370U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122318660.2U Active CN215735370U (en) | 2021-09-24 | 2021-09-24 | Power supply device for maintaining low-voltage frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215735370U (en) |
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2021
- 2021-09-24 CN CN202122318660.2U patent/CN215735370U/en active Active
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