CN115832901B - Electric control cabinet with noise reduction function - Google Patents
Electric control cabinet with noise reduction function Download PDFInfo
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- CN115832901B CN115832901B CN202211542428.XA CN202211542428A CN115832901B CN 115832901 B CN115832901 B CN 115832901B CN 202211542428 A CN202211542428 A CN 202211542428A CN 115832901 B CN115832901 B CN 115832901B
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- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 43
- 238000012544 monitoring process Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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Abstract
The invention relates to the technical field of electric control cabinets, in particular to an electric control cabinet with a noise reduction function, which comprises a cabinet body, wherein a single door is arranged on the cabinet body, and the electric control cabinet further comprises: the noise reduction mechanism is positioned in the cabinet body and comprises a vibration reduction assembly and a supporting plate; the electric control cabinet with the noise reduction function is novel in structure, can prevent the electric element and the cabinet body from generating vibration to generate noise, is beneficial to reducing the generation of noise sources, further greatly improves the noise reduction effect, and provides convenience for users.
Description
Technical Field
The invention relates to the technical field of electric control cabinets, in particular to an electric control cabinet with a noise reduction function.
Background
The electric control cabinet is a control cabinet (box) which is used for assembling the switch equipment, the measuring instrument, the protection electrical appliance and the auxiliary equipment in or on the closed or semi-closed metal cabinet according to the electric wiring requirement, and the arrangement of the electric control cabinet meets the requirement of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of personnel and surrounding equipment.
Noise is generated by object vibration, and in the use process of the electric control cabinet, the internal electric elements can generate larger vibration during working due to aging or other reasons, so that noise is generated, and inconvenience is brought to the life of related personnel.
The existing electric control cabinet with the noise reduction function mostly adopts a mode of noise reduction by adopting a sound absorbing material on the cabinet body, but the mode still cannot solve the problem of vibration from the root, the noise source still exists, and then the noise reduction effect is poor, and the use is very inconvenient, so that aiming at the current situation, the development of the electric control cabinet with the noise reduction function is urgently needed to overcome the defects in the current practical application.
Disclosure of Invention
The invention aims to provide an electric control cabinet with a noise reduction function, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an automatically controlled cabinet with function of making an uproar falls, includes the cabinet body, be equipped with single door on the cabinet body, still include:
the noise reduction mechanism is positioned in the cabinet body and comprises a vibration reduction assembly and a supporting plate;
the vibration reduction assembly is connected with the inner wall of the cabinet body, and two ends of the supporting plate are respectively connected with the two vibration reduction assemblies and are positioned in the middle of the cabinet body.
As a further scheme of the invention: the vibration damping assembly includes:
one end of the spring damper is connected with the inner wall of the cabinet body;
the steel wire rope is connected with the other end of the spring damper; and
the telescopic piece is in threaded connection with the end part of the supporting plate, and the telescopic piece is also in fixed connection with the steel wire rope.
As a further scheme of the invention: further comprises: the sound absorbing cotton is positioned on the inner wall of the cabinet body.
As a further scheme of the invention: further comprises: the top end of the rack is connected with the supporting plate through an elastic rod; and
the vibration monitoring mechanism is positioned on the cabinet body and connected with the rack, and comprises a sound insulation box, a transmission assembly, a one-way limiting assembly and an alarm assembly;
the sound insulation box is connected with the inner wall of the cabinet body, a transmission assembly and a unidirectional limiting assembly are arranged in the sound insulation box, the transmission assembly is connected with the rack and connected with the unidirectional limiting assembly, the unidirectional limiting assembly is connected with the warning assembly, and the warning assembly is installed in a matched mode with the cabinet body.
As a further scheme of the invention: the transmission assembly includes:
the transmission rotating shaft is rotatably arranged in the sound insulation box, and is also provided with a gear A which is in meshed connection with the rack;
the driving rotating shaft is rotatably arranged in the sound insulation box, and one end of the driving rotating shaft penetrates through the sound insulation box; and
and the gear B is positioned on the driving rotating shaft and is meshed with the gear A.
As a further scheme of the invention: the unidirectional limiting assembly comprises:
the vibration monitoring box is connected with the inner wall of the sound insulation box, and the middle part of the vibration monitoring box penetrates through the driving rotating shaft and is in rotating connection with the driving rotating shaft;
the rotating wheel is positioned in the vibration monitoring box and connected with the driving rotating shaft;
the number of the unidirectional limiting teeth is a plurality of the unidirectional limiting teeth, and the unidirectional limiting teeth are uniformly distributed on the rotating wheel; and
the limiting plate is rotatably installed on the inner wall of the vibration monitoring box through a rotating column, and the limiting plate is detachably connected with the unidirectional limiting teeth.
As a further scheme of the invention: the warning assembly includes:
the ventilation opening is formed in the side wall of the cabinet body, a filter screen is arranged in the ventilation opening, a push-pull rod penetrates through the filter screen, and the push-pull rod is in sliding connection with the filter screen;
the sound insulation sealing plate is positioned outside the cabinet body and connected with the push-pull rod, and a warning piece is further arranged on the sound insulation sealing plate;
the metal conducting plate is positioned on the outer side wall of the cabinet body and is detachably connected with the sound insulation sealing plate; and
and the push-pull unit is positioned on the sound insulation box and is respectively connected with the driving rotating shaft and the push-pull rod.
As a further scheme of the invention: the push-pull unit includes:
the transmission rod is inserted into the driving rotating shaft at one end and is in sliding connection with the driving rotating shaft, a clamping plate is arranged on the transmission rod, and the clamping plate is in clamping connection with a groove on the inner wall of the driving rotating shaft;
the thread sleeve is sleeved on the transmission rod and is in threaded connection with the transmission rod, and the thread sleeve is also connected with the sound insulation box; and
the adapter is fixedly connected with the end part of the transmission rod and is rotationally connected with the push-pull rod.
Compared with the prior art, the invention has the beneficial effects that:
in the use of automatically controlled cabinet, at first, through the backup pad that sets up, wherein, the quantity of backup pad is a plurality of, and vertically distributed is in the cabinet body, and a plurality of backup pad is just to singly open the door installation, still install electric elements in the backup pad, so that the staff opens singly open the door just can overhaul and change the work to electric elements, then, through the damping subassembly that sets up, can make the backup pad and electric elements on it not with the inner wall lug connection of the cabinet body, be in the unsettled state, then the vibration that produces in the electric elements working process can be absorbed by damping subassembly, thereby can avoid producing vibration and send the noise between electric elements and the cabinet body, be favorable to reducing the production of noise source, and then improve the effect of making an uproar greatly, provide convenience for the user, be worth promoting.
Drawings
Fig. 1 is a schematic diagram of an overall front view structure in an embodiment of the present invention.
Fig. 2 is a schematic front sectional view of a cabinet portion according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to an embodiment of the present invention.
Fig. 4 is a schematic cross-sectional view of a vibration monitoring box portion in an embodiment of the present invention.
Fig. 5 is a schematic view of a partial cross-sectional structure of a side view of a cabinet portion in an embodiment of the invention.
In the figure: 1-cabinet body, 2-sound insulation sealing plate, 3-warning piece, 4-single door, 5-sound absorption cotton, 6-sound insulation box, 7-rack, 8-transmission rotating shaft, 9-gear A, 10-gear B, 11-driving rotating shaft, 12-spring damper, 13-wire rope, 14-telescopic piece, 15-elastic rod, 16-supporting plate, 17-vibration monitoring box, 18-rotating wheel, 19-limiting plate, 20-transmission rod, 21-thread bush, 22-clamping plate, 23-push-pull rod, 24-ventilation opening, 25-filter screen, 26-metal conducting plate, 27-one-way limiting tooth, 28-rotating column and 29-adapter.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Referring to fig. 1-3, an electric control cabinet with noise reduction function provided in an embodiment of the present invention includes a cabinet body 1, wherein a single door 4 is provided on the cabinet body 1, and the electric control cabinet further includes:
the noise reduction mechanism is positioned in the cabinet body 1, wherein the noise reduction mechanism comprises a vibration reduction assembly and a supporting plate 16;
the vibration damping components are connected with the inner wall of the cabinet body 1, and two ends of the supporting plate 16 are respectively connected with the two vibration damping components and are positioned in the middle of the cabinet body 1.
In the use of the electric control cabinet, firstly, the number of the supporting plates 16 is a plurality of, the supporting plates 16 are longitudinally distributed in the cabinet body 1, the supporting plates 16 are just right opposite to the single door 4 to be installed, electric elements are further installed on the supporting plates 16, so that a worker can overhaul and replace the electric elements by opening the single door 4, then, the supporting plates 16 and the electric elements on the supporting plates are not directly connected with the inner wall of the cabinet body 1 through the vibration reduction assembly, and are in a suspended state, vibration generated in the working process of the electric elements can be absorbed by the vibration reduction assembly, so that noise generated by vibration between the electric elements and the cabinet body 1 can be avoided, the noise source can be reduced, the noise reduction effect can be greatly improved, convenience is provided for a user, and popularization is worth.
In one embodiment of the present invention, referring to fig. 2 and 3, the vibration damping assembly includes:
a spring damper 12, wherein one end of the spring damper 12 is connected with the inner wall of the cabinet body 1;
the steel wire rope 13 is connected with the other end of the spring damper 12; and
the telescopic piece 14, the telescopic piece 14 with the tip threaded connection of backup pad 16, just the telescopic piece 14 still with wire rope 13 fixed connection.
Referring to fig. 2, the method further includes: and the sound-absorbing cotton 5 is positioned on the inner wall of the cabinet body 1.
In the process of the operation of the electric element on the supporting plate 16, the supporting plate 16 and the electric element can be in a suspended state through the arranged steel wire rope 13 and the telescopic piece 14, and the telescopic piece 14 can be screwed, wherein the telescopic piece 14 can be in the form of a screw rod, the end part of the telescopic piece is rotationally connected with the steel wire rope 13, the telescopic piece can be used for adjusting the tightness of the steel wire rope 13, vibration transmitted by the steel wire rope 13 can be absorbed through the arranged spring damper 12, so that the noise reduction effect is achieved, and noise generated in the cabinet body 1 can be further absorbed through the arranged sound absorbing cotton 5, so that the better noise reduction effect is achieved.
In one embodiment of the present invention, referring to fig. 1 to 5, further comprising: the top end of the rack 7 is connected with the supporting plate 16 through an elastic rod 15; and
the vibration monitoring mechanism is positioned on the cabinet body 1 and connected with the rack 7, wherein the vibration monitoring mechanism comprises a sound insulation box 6, a transmission assembly, a one-way limiting assembly and an alarm assembly;
the sound insulation box 6 is connected with the inner wall of the cabinet body 1, a transmission component and a unidirectional limiting component are arranged in the sound insulation box 6, the transmission component is connected with the rack 7 and is connected with the unidirectional limiting component, the unidirectional limiting component is connected with the warning component, and the warning component is installed in a matched mode with the cabinet body 1.
In the use of electrical components, if some electrical components lead to vibration too big because of long-time use or other factors, in time maintenance or change, in order to guarantee to make an uproar while reducing noise, guarantee electrical equipment's safety in utilization, consequently, when electrical components drive backup pad 16 vibration through rack 7 that sets up, can make rack 7 reciprocate from top to bottom, and through the elastic rod 15 that sets up, can make rack 7 also take place certain offset in the left and right sides direction, wherein, elastic rod 15 can adopt the rubber material, be favorable to alleviating backup pad 16's vibration condition, reach the purpose of making an uproar falls, when rack 7 reciprocates from top to bottom, can order about drive transmission subassembly and the one-way spacing subassembly input work in the sound insulation box 6, thereby under the work of one-way spacing subassembly, can monitor the amplitude about backup pad 16, when vibration is too big, because one-way spacing subassembly can only one-way remove, then can restrict too big vibration, on the one side can reduce noise, on the other hand can prevent that vibration is too big and go on, lead to backup pad 16 and expansion piece 14 drop, simultaneously, because the amplitude is too big about backup pad 16, then can make the subassembly input work in time, and safety of timely safety handling has been guaranteed.
In one embodiment of the present invention, referring to fig. 3 and 5, the transmission assembly includes:
the transmission rotating shaft 8 is rotatably arranged in the sound insulation box 6, a gear A9 is further arranged on the transmission rotating shaft 8, and the gear A9 is in meshed connection with the rack 7;
a driving rotating shaft 11, wherein the driving rotating shaft 11 is rotatably installed in the sound insulation box 6, and one end of the driving rotating shaft 11 penetrates through the sound insulation box 6; and
and the gear B10 is positioned on the driving rotating shaft 11 and is in meshed connection with the gear A9.
Referring to fig. 4 and 5, the unidirectional limiting assembly includes:
the vibration monitoring box 17 is connected with the inner wall of the sound insulation box 6, and the middle part of the vibration monitoring box 17 penetrates through the driving rotating shaft 11 and is in rotating connection with the driving rotating shaft 11;
the rotating wheel 18 is positioned in the vibration monitoring box 17 and is connected with the driving rotating shaft 11;
the number of the unidirectional limiting teeth 27 is a plurality of unidirectional limiting teeth 27, and the unidirectional limiting teeth 27 are uniformly distributed on the rotating wheel 18; and
the limiting plate 19, the limiting plate 19 is rotatably mounted on the inner wall of the vibration monitoring box 17 through a rotating column 28, and the limiting plate 19 is detachably connected with the unidirectional limiting teeth 27.
Referring to fig. 1 and 5, the warning component includes:
the ventilation opening 24 is arranged on the side wall of the cabinet body 1, a filter screen 25 is arranged in the ventilation opening 24, a push-pull rod 23 penetrates through the filter screen 25, and the push-pull rod 23 is in sliding connection with the filter screen 25;
the sound insulation sealing plate 2 is positioned outside the cabinet body 1, the sound insulation sealing plate 2 is connected with the push-pull rod 23, and the sound insulation sealing plate 2 is also provided with a warning piece 3;
a metal conductive plate 26, wherein the metal conductive plate 26 is positioned on the outer side wall of the cabinet body 1 and is detachably connected with the sound insulation sealing plate 2; and
and the push-pull unit is positioned on the sound insulation box 6 and is respectively connected with the driving rotating shaft 11 and the push-pull rod 23.
The push-pull unit includes: the transmission rod 20, one end of the transmission rod 20 is inserted into the driving rotating shaft 11 and is in sliding connection with the driving rotating shaft 11, the transmission rod 20 is provided with a clamping plate 22, and the clamping plate 22 is in clamping connection with a groove on the inner wall of the driving rotating shaft 11;
the thread sleeve 21 is sleeved on the transmission rod 20 and is in threaded connection with the transmission rod 20, and the thread sleeve 21 is also connected with the sound insulation box 6; and
the adapter 29, the adapter 29 is fixedly connected with the end of the transmission rod 20, and is rotatably connected with the push-pull rod 23.
In the process of up-and-down movement of the rack 7, the gear A9 can be driven to rotate, and under the meshing transmission action of the gear A9 and the gear B10, the gear B10 and the driving rotating shaft 11 are driven to synchronously rotate in a forward and reverse way, when the driving rotating shaft 11 rotates in a forward and reverse way, the rotating wheel 18 and the unidirectional limiting teeth 27 can be driven to synchronously rotate, wherein the number of the unidirectional limiting teeth 27 is six, the number of the limiting plates 19 is three, the six unidirectional limiting teeth 27 are divided into three groups, each two unidirectional limiting teeth 27 are positioned in one limiting plate 19, at the moment, the three unidirectional limiting teeth 27 respectively rotate in the three limiting plates 19 in a forward and reverse way, when the amplitude of the supporting plate 16 increases, the gear A9 and the gear B10 are driven to rotate by a larger angle, so that the rotating wheel 18 and the unidirectional limiting teeth 27 also rotate by a larger angle until the three unidirectional limiting teeth 27 are separated from the three limiting plates 19 respectively, and are contacted with the adjacent limiting plates 19, the six unidirectional limiting plates 19 can be pushed to rotate in a counterclockwise direction on the rotating column 28 by a certain angle, and when the three unidirectional limiting teeth 27 are in reverse rotation and the opposite rotation and the position of the unidirectional limiting plates 19 are prevented from vibrating and changing to the position of the original limiting plates, and the vibration is prevented from being in the opposite to the position of the rotating plate and the vibration is limited to the position and the vibration of the vibration;
in addition, in the process of normal vibration of the supporting plate 16, the unidirectional limiting teeth 27 still rotate in the limiting plate 19 in a reciprocating and forward-reverse manner, at this time, the driving rotating shaft 11 can drive the transmission rod 20 to synchronously rotate in a forward-reverse manner through the clamping plate 22, wherein the end part of the driving rotating shaft 11 is of a hollow structure, a groove is arranged on the inner wall of the driving rotating shaft, the clamping plate 22 is clamped into the groove and can slide left and right in the groove for a certain distance, the transmission rod 20 can also slide left and right in the driving rotating shaft 11 for a certain distance, when the transmission rod 20 rotates, the transmission rod 20 can slide left and right in the driving rotating shaft 11 for a certain distance through the action of screw transmission between the transmission rod and the screw sleeve 21, and meanwhile, the transmission rod 23 and the sound insulation sealing plate 2 can also slide left and right for a certain distance, at this time, because the vibration of the supporting plate 16 is too small, the sound insulation sealing plate 2 can not seal the ventilation opening 24, conversely, in the reciprocating movement process, the exchange amount of air in the ventilation opening 24 can be increased, so that heat generated in the cabinet body 1 can be timely discharged, when the amplitude generated by the supporting plate 16 is too large, the driving rotating shaft 11, the transmission rod 20 and the push-pull rod 23 are pulled to move and displace relatively large, at the moment, the sound insulation sealing plate 2 is in contact with the metal conducting plate 26, so that the warning piece 3 forms a closed loop and is electrified to work, wherein 3 can be in the form of warning lamps or buzzers, the number of the warning pieces is a plurality of the warning lamps or buzzers and is arranged corresponding to the supporting plates 16, and under the working of the unidirectional limiting assembly, the sound insulation sealing plate 2 is not separated from the metal conducting plate 26, the warning piece 3 continuously warns until the working personnel find and release the problem, thereby being beneficial to the working personnel to find the corresponding electric elements in time, the use safety of the electrical equipment is ensured.
In summary, in the use process of the electric control cabinet, firstly, through the supporting plates 16, the number of the supporting plates 16 is a plurality of, and the supporting plates 16 are longitudinally distributed in the cabinet body 1, and the plurality of supporting plates 16 are just right to be installed to the single door 4, the supporting plates 16 are also provided with the electric elements, so that a worker can open the single door 4 to overhaul and replace the electric elements, then, through the vibration reduction assembly, the supporting plates 16 and the electric elements thereon are not directly connected with the inner wall of the cabinet body 1, and are in a suspended state, vibration generated in the working process of the electric elements can be absorbed by the vibration reduction assembly, thereby avoiding the generation of vibration between the electric elements and the cabinet body 1 to generate noise, being beneficial to reducing the generation of noise sources, further greatly improving the noise reduction effect, and providing convenience for the user.
It should be noted that, in the present invention, unless explicitly specified and defined otherwise, terms such as "sliding", "rotating", "fixing", "provided" and the like should be interpreted broadly, and may be, for example, welded, bolted, or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides an automatically controlled cabinet with function of making an uproar falls, includes the cabinet body, be equipped with single door on the cabinet body, its characterized in that still includes:
the noise reduction mechanism is positioned in the cabinet body and comprises a vibration reduction assembly and a supporting plate;
the vibration reduction assemblies are connected with the inner wall of the cabinet body, and two ends of the supporting plate are respectively connected with the two vibration reduction assemblies and are positioned in the middle of the cabinet body;
the vibration damping assembly includes: one end of the spring damper is connected with the inner wall of the cabinet body;
the steel wire rope is connected with the other end of the spring damper;
the telescopic piece is in threaded connection with the end part of the supporting plate and is also fixedly connected with the steel wire rope;
the electric control cabinet further comprises: the sound-absorbing cotton is positioned on the inner wall of the cabinet body;
the electric control cabinet further comprises: the top end of the rack is connected with the bottom of the supporting plate through an elastic rod;
the vibration monitoring mechanism is positioned on the cabinet body and meshed with the rack, and comprises a sound insulation box, a transmission assembly, a one-way limiting assembly and an alarm assembly;
the sound insulation box is connected with the inner wall of the cabinet body, a transmission assembly and a one-way limiting assembly are arranged in the sound insulation box, the transmission assembly is connected with the rack and the one-way limiting assembly, the one-way limiting assembly is connected with the warning assembly, and the warning assembly is installed in a matched mode with the cabinet body;
the transmission assembly includes: the driving rotating shaft is rotatably arranged in the sound insulation box, one end of the driving rotating shaft penetrates through the sound insulation box, and the rack drives the driving rotating shaft to rotate;
the unidirectional limiting assembly comprises: the vibration monitoring box is connected with the inner wall of the sound insulation box, and the middle part of the vibration monitoring box penetrates through the driving rotating shaft and is in rotating connection with the driving rotating shaft;
the rotating wheel is positioned in the vibration monitoring box and sleeved on the driving rotating shaft;
the number of the unidirectional limiting teeth is a plurality of the unidirectional limiting teeth, and the unidirectional limiting teeth are uniformly distributed on the periphery of the rotating wheel;
the limiting plate is rotatably arranged on the inner wall of the vibration monitoring box through a rotating column and is detachably connected with the unidirectional limiting teeth;
when the driving rotating shaft rotates in a forward and reverse rotation mode, the driving rotating shaft drives the rotating wheel and the unidirectional limiting teeth to rotate synchronously, when the amplitude of the supporting plate is increased, the rack enables the rotating wheel and the unidirectional limiting teeth to rotate by a larger angle, until three sets of unidirectional limiting teeth are separated from corresponding limiting plates and are contacted with adjacent limiting plates, the limiting plates can be pushed to rotate anticlockwise on the rotating column by a certain angle, when the rotating wheel and the unidirectional limiting teeth rotate reversely, the unidirectional limiting teeth can be propped against one end of the limiting plates with smaller size due to the fact that the angle between the limiting plates and the initial position changes, and accordingly the rotation is limited to continue, and when the amplitude of the supporting plate is overlarge, the driving rotating shaft triggers the warning assembly to work.
2. The cabinet of claim 1, wherein the transmission assembly further comprises:
the transmission rotating shaft is rotatably arranged in the sound insulation box, and is also provided with a gear A which is in meshed connection with the rack; and
and the gear B is positioned on the driving rotating shaft and is meshed with the gear A.
3. The cabinet of claim 2, wherein the warning assembly comprises:
the ventilation opening is formed in the side wall of the cabinet body, a filter screen is arranged in the ventilation opening, a push-pull rod penetrates through the filter screen, and the push-pull rod is in sliding connection with the filter screen;
the sound insulation sealing plate is positioned outside the cabinet body and connected with the push-pull rod, and a warning piece is further arranged on the sound insulation sealing plate;
the metal conducting plate is positioned on the outer side wall of the cabinet body and is detachably connected with the sound insulation sealing plate; and
and the push-pull unit is positioned on the sound insulation box and is respectively connected with the driving rotating shaft and the push-pull rod.
4. An electric control cabinet with noise reduction function according to claim 3, wherein the push-pull unit comprises:
the transmission rod is inserted into the driving rotating shaft at one end and is in sliding connection with the driving rotating shaft, a clamping plate is arranged on the transmission rod, and the clamping plate is in clamping connection with a groove on the inner wall of the driving rotating shaft;
the thread sleeve is sleeved on the transmission rod and is in threaded connection with the transmission rod, and the thread sleeve is also connected with the sound insulation box; and
the adapter is fixedly connected with the end part of the transmission rod and is rotationally connected with the push-pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211542428.XA CN115832901B (en) | 2022-12-02 | 2022-12-02 | Electric control cabinet with noise reduction function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211542428.XA CN115832901B (en) | 2022-12-02 | 2022-12-02 | Electric control cabinet with noise reduction function |
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| CN115832901A CN115832901A (en) | 2023-03-21 |
| CN115832901B true CN115832901B (en) | 2024-03-29 |
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| CN202211542428.XA Active CN115832901B (en) | 2022-12-02 | 2022-12-02 | Electric control cabinet with noise reduction function |
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| CN117013408B (en) * | 2023-08-10 | 2024-03-12 | 浙江箭环电气有限公司 | Intelligent electrical cabinet convenient to install |
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