CN114284907B - Movable high-low voltage switch cabinet with protection and damping functions - Google Patents
Movable high-low voltage switch cabinet with protection and damping functions Download PDFInfo
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- CN114284907B CN114284907B CN202111628010.6A CN202111628010A CN114284907B CN 114284907 B CN114284907 B CN 114284907B CN 202111628010 A CN202111628010 A CN 202111628010A CN 114284907 B CN114284907 B CN 114284907B
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- 239000000872 buffer Substances 0.000 claims abstract description 74
- 238000001125 extrusion Methods 0.000 claims abstract description 63
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 16
- 238000007906 compression Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 70
- 239000010720 hydraulic oil Substances 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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- 239000004753 textile Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of switch cabinets, and aims to solve the problems that an existing switch cabinet is difficult to fix at a certain position because of no braking structure, has poor safety performance, is easy to vibrate due to impact in the use and transportation processes and has poor protective performance; the friction buffer assembly and the driving buffer assembly are arranged in the buffer seat, the roller is rotatably arranged on the fixed shaft, and the pressing anti-rotation assembly is arranged on the base; according to the invention, the friction buffer assembly and the driving buffer assembly are arranged, so that impact force can be effectively buffered, and the compression anti-rotation assembly and the extrusion conveying assembly are arranged, so that the effective fixation of all rollers at one time is realized, the self-movement under the impact or pushing of external force is prevented, and the safety performance and the protection performance are obviously improved.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a movable high-low voltage switch cabinet with protection and damping functions.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a sub-control switch, and each shunt is arranged according to the requirements of the switch cabinet, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors and the like, and the switch cabinet has the main functions of opening and closing, controlling and protecting electricity consumption in the process of power generation, transmission, distribution and electric energy conversion of a power system, and is mainly suitable for various different occasions such as power plants, transformer substations, petrochemical industry, light industry textile, factories and mining enterprises, residential communities, high-rise buildings and the like; the Chinese patent with the publication number CN214625840U discloses a switch cabinet with dampproof and movable, which comprises a cabinet body and a ventilation box, wherein the lower end surface of the cabinet body is fixed with universal wheels;
However, in a specific use process, the following problems exist: the switch cabinet has the advantages that the switch cabinet is free of a buffer structure, is easy to vibrate due to impact in the using and transporting processes, is easy to cause loosening and mutual collision of internal components in the repeated vibration processes, is poor in protective performance, is easy to bring potential safety hazards, is convenient to move by arranging the universal wheels, is difficult to fix at a certain position because the switch cabinet is not provided with a brake structure when the switch cabinet is required to stop moving to fix at a certain position, can automatically move under the impact or pushing of external force, is poor in safety performance, is easy to cause harm to personnel and equipment, and currently, a plurality of switch cabinets are used for fixing the rollers by installing the brake structure at each roller, but an operator is required to fix each roller one by one when fixing the switch cabinet is low in operation efficiency and troublesome to operate;
in view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
The invention aims to provide the movable high-low voltage switch cabinet with the protection and shock absorption functions, and the friction buffer assembly and the driving buffer assembly are arranged to effectively buffer impact force, so that the loosening or mutual collision of components in the switch cabinet body caused by repeated vibration can be prevented, and the protection performance is improved; through setting up and compressing tightly anti-rotation subassembly and extrusion conveying assembly, realize once only fixing the effective of all gyro wheels, improved the security performance, and need not operating personnel to fix the gyro wheel one by one, operating efficiency is high, it is difficult to fix somewhere to have solved current cubical switchboard and have not braking structure, can move by oneself under the impact or the promotion of external force, the security performance is poor, and produce the vibration because of the impact effect easily in using and transportation, cause interior part lax and mutual collision easily in the repeated vibration in-process, the poor problem of protective properties.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a portable high-low voltage switchgear with protection shock-absorbing function, includes switch cabinet body, base, cabinet door and sunshade canopy, the front of switch cabinet body articulates through the hinge has the cabinet door, the top of switch cabinet body is through bolt fixed mounting has sunshade canopy, the top of base is through bolt fixed mounting has the buffering seat, the switch cabinet body is located the top of base and with buffering seat sliding connection;
The friction buffer assembly and the driving buffer assembly which act on the switch cabinet body are arranged in the buffer seat, and the friction buffer assembly is connected with the driving buffer assembly; the bottom of base is equipped with the fixed axle, rotate on the fixed axle and install the gyro wheel, install on the base and compress tightly fixed the subassembly that prevents changeing of compressing tightly the gyro wheel, and compress tightly and prevent changeing the subassembly and take out hydraulic oil through extrusion conveying assembly and realize compressing tightly and loosening the gyro wheel.
Further, the friction buffering component comprises a limiting cylinder, a vertical rod, a first buffering spring, a limiting sliding block, a friction plate and a connecting rod, wherein the limiting cylinder is vertically arranged and fixed at the bottom of the switch cabinet body through a bolt, an opening of the limiting cylinder faces downwards, the vertical rod is fixedly arranged in the buffering seat, and the vertical rod is upwards inserted into the limiting cylinder;
the limiting cylinder is internally and slidably provided with a limiting slide block, the first buffer spring is vertically arranged in the limiting cylinder and connected with the limiting slide block, the inner wall of the buffer seat is fixedly provided with a friction plate through a bolt, the outer wall of the limiting cylinder is fixedly provided with a connecting rod, one end of the connecting rod, which is far away from the limiting cylinder, is connected with the friction block, and the friction block is in contact with the friction plate.
Further, a sealed liquid heat absorption chamber is arranged in the buffer seat, a heat conduction plate is fixedly arranged in the liquid heat absorption chamber, and one side of the friction plate, which is opposite to the friction block, is connected with the heat conduction plate.
Further, the driving buffer assembly comprises a movable block, an extrusion rod, a guide rod, a second buffer spring and a partition plate, wherein the partition plate is fixedly arranged in the middle of the inside of the buffer seat, and the guide rods arranged along the X direction are fixedly arranged on two sides of the partition plate;
The movable block is in sliding connection with the guide rod, the second buffer spring is sleeved on the outer peripheral surface of the guide rod, and the second buffer spring is connected with the partition plate and the movable block; the extrusion rod is obliquely arranged, one end of the extrusion rod is hinged with the limiting cylinder through the hinged seat, and the other end of the extrusion rod is hinged with the movable block through the hinged seat.
Further, a plurality of groups of rotating shafts are rotatably arranged in the buffer seat through bearings, gears are arranged on the rotating shafts, driving racks arranged along the X direction are fixedly arranged at the bottoms of the movable blocks through bolts, and the driving racks are positioned above the gears and are in meshed connection with the gears.
Further, the compression anti-rotation assembly comprises an installation seat, a piston cylinder, a piston rod, a reset spring, an annular pressing block and a second extrusion piston, wherein the installation seat is fixedly installed at the bottom of the base through bolts and positioned at two sides of the roller, and the fixed shaft is positioned between and fixedly connected with the two groups of installation seats; the fixed shaft penetrates through the annular pressing block, and the reset spring is arranged along the X direction and is connected with the mounting seat and the annular pressing block;
The sealing annular chamber is arranged in the mounting seat, the piston cylinder is fixedly arranged on the mounting seat and is communicated with the sealing annular chamber, the sealing annular chamber is used for conveying hydraulic oil to the inside through the extrusion conveying assembly, the second extrusion piston is movably arranged in the piston cylinder, the piston rod is arranged along the X direction, the piston rod is inserted into the piston cylinder and is connected with the second extrusion piston, and one end of the piston rod, which is far away from the piston cylinder, is connected with the annular pressing block.
Further, a wear-resistant anti-slip layer is arranged on one side of the annular pressing block facing the roller, and the wear-resistant anti-slip layer tightly extrudes the roller in a compression state; in each group of compression anti-rotation components, the number of piston rods is multiple, the piston rods are distributed in an annular array around the fixed shaft, and the piston cylinders are correspondingly provided with multiple piston cylinders.
Further, the extrusion conveying assembly comprises a liquid storage barrel, an electric telescopic rod, a first extrusion piston, a conveying pipe and a liquid separating pipe, wherein the liquid storage barrel is fixedly arranged at the bottom of the base through bolts, a sealed liquid separating cavity is formed in the middle of the base, and the liquid storage barrel is communicated with the sealed liquid separating cavity through a pipeline;
The first extrusion piston movable mounting is in the liquid storage section of thick bamboo, electric telescopic handle sets up in the liquid storage section of thick bamboo along X to, and electric telescopic handle is connected with first extrusion piston, the conveyer pipe setting is in the base and with sealed branch liquid chamber intercommunication, the conveyer pipe is kept away from sealed branch liquid chamber's one end and is installed branch liquid pipe, and divide liquid pipe and sealed annular chamber intercommunication.
Furthermore, the invention also provides a mobile fixing method of the mobile high-low voltage switch cabinet, which specifically comprises the following steps:
Step one, exerting force on the switch cabinet body to enable the switch cabinet body to move, and stopping exerting thrust on the switch cabinet body after the switch cabinet body moves to a designated place;
Starting an electric telescopic rod, wherein the electric telescopic rod continuously extends and pushes a first extrusion piston, the first extrusion piston moves towards a direction close to the sealed liquid separating cavity, and hydraulic oil in the liquid storage barrel is continuously extruded into the sealed liquid separating cavity;
step three, hydraulic oil in the sealed liquid separating cavity enters all groups of conveying pipes due to continuous extrusion, the conveying pipes convey the hydraulic oil into the sealed annular chamber through the liquid separating pipes, and the hydraulic oil in the sealed annular chamber is continuously extruded into all corresponding groups of piston cylinders;
And step four, the oil pressure in the piston cylinder is continuously pressurized along with continuous extrusion of the hydraulic oil in the piston cylinder, so that the second extrusion piston moves in the direction away from the sealing annular chamber and pushes the piston rod, and the annular pressing block moves along with the piston rod until the annular pressing block tightly presses against the roller, and the roller is fixed.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the friction buffer assembly is arranged, so that the impact force generated by vibration can be rapidly converted, the energy of the impact force is converted into heat energy through friction, the energy of the impact force is obviously reduced, the effective buffer of the impact force is realized, and the protection effect is good;
2. According to the invention, the driving buffer assembly is arranged, so that the impact force generated by vibration can be further converted, the energy of the impact force is converted into the kinetic energy of the movable block and the rotating shaft, the impact force can be effectively buffered, the loosening or mutual collision of components in the switch cabinet body caused by repeated vibration can be prevented, and the protection performance is further improved;
3. According to the invention, the annular pressing block tightly presses the roller to fix the roller when the switch cabinet does not need to be moved by arranging the pressing anti-rotation component, so that the switch cabinet is prevented from moving automatically under the impact or pushing of external force, and the safety performance is high;
4. according to the invention, through arranging the extrusion conveying assembly, hydraulic oil can be continuously extruded into the corresponding piston cylinders of each group, the operation is simple, the use is convenient, the effective fixation of all rollers at one time is realized, the rollers are not required to be fixed one by an operator, and the operation efficiency is high.
Drawings
For the convenience of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the connection between a switch cabinet body and a buffer seat in the invention;
FIG. 3 is a schematic view of the friction cushioning assembly of FIG. 2;
FIG. 4 is a schematic diagram of the driving buffer assembly of FIG. 2;
FIG. 5 is a schematic view of the connection of the base and the roller in the present invention;
FIG. 6 is a schematic view of the compression anti-rotation assembly of FIG. 5;
FIG. 7 is a schematic illustration of the connection of the piston cylinder and piston rod in the compression anti-rotation assembly;
FIG. 8 is a side view of an annular compact of the present invention;
fig. 9 is a schematic diagram (side view) of the connection of the annular press block and the piston rod in the present invention.
Reference numerals: 1. a switch cabinet body; 2. a friction cushioning assembly; 3. a drive buffer assembly; 4. a buffer seat; 5. a base; 6. a roller; 7. extruding the conveying assembly; 8. compressing the anti-rotation component; 9. a fixed shaft; 10. a cabinet door; 11. sunshade canopy; 21. a limiting cylinder; 22. a vertical rod; 23. a first buffer spring; 24. a limit sliding block; 25. a friction block; 26. a friction plate; 27. a heat conductive plate; 28. a liquid heat absorbing chamber; 29. a connecting rod; 31. a movable block; 32. an extrusion rod; 33. a guide rod; 34. a second buffer spring; 35. a drive rack; 36. a rotating shaft; 37. a gear; 38. a partition plate; 71. a liquid storage cylinder; 72. an electric telescopic rod; 73. a first extruding piston; 74. sealing the liquid separating cavity; 75. a delivery tube; 76. a liquid separating pipe; 81. a mounting base; 82. sealing the annular chamber; 83. a piston cylinder; 84. a piston rod; 85. a return spring; 86. an annular pressing block; 87. a wear-resistant and anti-slip layer; 88. and a second extruding piston.
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.
Embodiment one:
as shown in fig. 1-4, the movable high-low voltage switch cabinet with the protection and shock absorption functions provided by the invention comprises a switch cabinet body 1, a base 5, a cabinet door 10 and a sunshade rain shed 11, wherein the front surface of the switch cabinet body 1 is hinged with the cabinet door 10 through a hinge, the cabinet door 10 is used for sealing the switch cabinet body 1, a handle is arranged on the cabinet door 10, the sunshade rain shed 11 is fixedly arranged at the top of the switch cabinet body 1 through bolts, the sunshade rain shed 11 plays a role of shielding sunlight and rain so as to protect the switch cabinet body 1, a buffer seat 4 is fixedly arranged at the top of the base 5 through bolts, and the switch cabinet body 1 is positioned above the base 5 and is in sliding connection with the buffer seat 4; the friction buffer component 2 and the driving buffer component 3 which act on the switch cabinet body 1 are arranged in the buffer seat 4, and the friction buffer component 2 is connected with the driving buffer component 3; the bottom of the base 5 is provided with a fixed shaft 9, the fixed shaft 9 is rotatably provided with a roller 6, and the roller 6 is arranged to facilitate the movement of the switch cabinet, thereby being beneficial to the switch cabinet, transportation and carrying;
The friction buffer assembly 2 comprises a limiting cylinder 21, wherein the limiting cylinder 21 is vertically arranged and fixed at the bottom of the switch cabinet body 1 through a bolt, an opening of the limiting cylinder 21 faces downwards, a vertical rod 22 is fixedly arranged in the buffer seat 4, and the vertical rod 22 is inserted into the limiting cylinder 21 upwards; a limit sliding block 24 is slidably mounted in the limit cylinder 21, a first buffer spring 23 is vertically arranged in the limit cylinder 21 and connected with the limit sliding block 24, a friction plate 26 is fixedly mounted on the inner wall of the buffer seat 4 through bolts, a connecting rod 29 is fixedly mounted on the outer wall of the limit cylinder 21, one end, far away from the limit cylinder 21, of the connecting rod 29 is connected with a friction block 25, and the friction block 25 is in contact with the friction plate 26; when the switch cabinet vibrates, the switch cabinet body 1 reciprocates up and down, the limiting cylinder 21 reciprocates up and down along with the limiting cylinder, the first buffer spring 23 primarily buffers the impact force, the friction block 25 is driven by the connecting rod 29 to reciprocate up and down, the friction block 25 and the friction plate 26 repeatedly rub and generate heat so as to convert the kinetic energy of the impact force into heat energy, the energy of the impact force is obviously reduced, the impact force can be effectively buffered, and the protection effect is good;
The driving buffer assembly 3 comprises a movable block 31, a baffle plate 38 is fixedly arranged in the middle position inside the buffer seat 4, and guide rods 33 arranged along the X direction are fixedly arranged at two sides of the baffle plate 38; the movable block 31 is in sliding connection with the guide rod 33, the second buffer spring 34 is sleeved on the outer peripheral surface of the guide rod 33, and the second buffer spring 34 is connected with the partition 38 and the movable block 31; the extrusion rod 32 is obliquely arranged, one end of the extrusion rod 32 is hinged with the limiting cylinder 21 through a hinging seat, and the other end of the extrusion rod 32 is hinged with the movable block 31 through a hinging seat; a plurality of groups of rotating shafts 36 are rotatably arranged in the buffer seat 4 through bearings, a gear 37 is arranged on each rotating shaft 36, a driving rack 35 arranged along the X direction is fixedly arranged at the bottom of the movable block 31 through bolts, and the driving racks 35 are positioned above the gears 37 and are in meshed connection with the gears 37; when the switch cabinet vibrates, along with the movement of the limiting cylinder 21, the extrusion rod 32 continuously extrudes and pulls the movable block 31, the movable block 31 transversely reciprocates along the guide rod 33, the second buffer spring 34 buffers impact force again, the driving rack 35 reciprocates along with the movable block 31, and the driving rack 35 and the gear 37 drive the rotating shafts 36 to rotate, so that energy of the impact force can be converted into kinetic energy of the movable block 31 and the rotating shafts 36, the impact force can be effectively buffered, and the protection performance is further improved; and can install the blade on pivot 36, when pivot 36 rotates, the blade rotates and produces wind thereupon, helps the conversion of energy in the impact force, improves buffering effect and buffering efficiency.
Embodiment two:
As shown in fig. 5-9, the difference between this embodiment and embodiment 1 is that a compression anti-rotation assembly 8 for compressing and fixing the roller 6 is installed on the base 5, and the compression anti-rotation assembly 8 compresses and loosens the roller 6 by pumping hydraulic oil through the compression conveying assembly 7, the compression anti-rotation assembly 8 includes a mounting seat 81, the mounting seat 81 is fixedly installed at the bottom of the base 5 and located at two sides of the roller 6 through bolts, and the fixed shaft 9 is located between and fixedly connected with two groups of mounting seats 81; the fixed shaft 9 passes through the annular pressing block 86, and the reset spring 85 is arranged along the X direction and is connected with the mounting seat 81 and the annular pressing block 86; the installation seat 81 is internally provided with a sealing annular chamber 82, the piston cylinder 83 is fixedly arranged on the installation seat 81 and is communicated with the sealing annular chamber 82, the sealing annular chamber 82 conveys hydraulic oil to the inside through the extrusion conveying assembly 7, the second extrusion piston 88 is movably arranged in the piston cylinder 83, the piston rod 84 is arranged along the X direction, the piston rod 84 is inserted into the piston cylinder 83 and is connected with the second extrusion piston 88, one end, far away from the piston cylinder 83, of the piston rod 84 is connected with an annular pressing block 86, the number of the piston rods 84 is multiple and distributed in an annular array around the fixed shaft 9, and the piston cylinder 83 is correspondingly provided with multiple piston rods;
When the switch cabinet is required to be fixed at a designated place, hydraulic oil is conveyed into the sealed annular chamber 82 through the extrusion conveying assembly 7, the hydraulic oil in the sealed annular chamber 82 is continuously extruded into the corresponding groups of piston cylinders 83, the oil pressure in the piston cylinders 83 is continuously pressurized along with the continuous extrusion of the hydraulic oil in the piston cylinders 83, so that the second extrusion piston 88 moves towards the direction away from the sealed annular chamber 82 and pushes the piston rod 84, the annular pressing block 86 moves along with the second extrusion piston until the annular pressing block tightly presses the roller 6, the fixation of the roller 6 is realized, the switch cabinet is prevented from moving by itself under the impact or pushing of external force, the safety performance is high, otherwise, the hydraulic oil is only required to be extracted, the annular pressing block 86 is continuously far away from the roller 6 under the action of the pulling force of the reset spring 85 along with the extraction of the hydraulic oil, the wear-resistant anti-slip layer 87 is arranged on one side of the annular pressing block 86 facing the roller 6, and the wear-resistant layer 87 tightly presses the roller 6 under the compression state, the friction coefficient of the extrusion surface of the annular pressing block 86 is remarkably increased, and the fixation effect of the roller 6 is further improved.
Embodiment III:
as shown in fig. 5, the difference between the present embodiment and embodiments 1 and 2 is that the extrusion conveying assembly 7 includes a liquid storage cylinder 71, the liquid storage cylinder 71 is fixedly installed at the bottom of the base 5 by a bolt, a sealed liquid separating cavity 74 is formed in the middle of the base 5, and the liquid storage cylinder 71 is communicated with the sealed liquid separating cavity 74 by a pipeline; the first extruding piston 73 is movably arranged in the liquid storage cylinder 71, the electric telescopic rod 72 is arranged in the liquid storage cylinder 71 along the X direction, the electric telescopic rod 72 is connected with the first extruding piston 73, and the electric telescopic rod 72 is driven by electric power and can be lengthened and shortened; the conveying pipe 75 is arranged in the base 5 and is communicated with the sealed liquid separating cavity 74, two groups of liquid separating pipes 76 are arranged at one end of the conveying pipe 75 far away from the sealed liquid separating cavity 74, and the liquid separating pipes 76 are communicated with two corresponding groups of sealed annular chambers 82;
When the roller 6 is fixed, the electric telescopic rod 72 is started, the electric telescopic rod 72 continuously stretches and pushes the first extrusion piston 73, the first extrusion piston 73 moves towards the direction close to the sealed liquid distribution cavity 74, hydraulic oil in the liquid storage cylinder 71 is continuously extruded into the sealed liquid distribution cavity 74, hydraulic oil in the sealed liquid distribution cavity 74 enters each group of conveying pipes 75 due to continuous extrusion, the conveying pipes 75 convey hydraulic oil into the sealed annular chamber 82 through the liquid distribution pipes 76, hydraulic oil in the sealed annular chamber 82 is continuously extruded into each corresponding group of piston cylinders 83, otherwise, the electric telescopic rod 72 is only required to be continuously contracted, the operation is simple, the use is convenient, the effective fixation of all the rollers 6 is realized at one time, the rollers 6 are not required to be fixed one by an operator, and the operation efficiency is high.
Embodiment four:
As shown in fig. 3, the difference between the present embodiment and embodiment 1, embodiment 2, and embodiment 3 is that a sealed liquid heat absorbing chamber 28 is provided in the buffer seat 4, the liquid heat absorbing chamber 28 contains an aqueous solution for cooling, a heat conducting plate 27 is fixedly installed in the liquid heat absorbing chamber 28, and one side of the friction plate 26 facing away from the friction block 25 is connected with the heat conducting plate 27; when the switch cabinet body 1 is impacted to vibrate, the friction blocks 25 and the friction plates 26 are repeatedly rubbed, heat is generated in the friction process, the heat is quickly transferred to liquid in the liquid heat absorption chamber 28 by the heat conduction plates 27, the heat dissipation and the temperature reduction of the heat conduction plates 27 are facilitated, the abrasion of the heat conduction plates 27 and the friction blocks 25 is reduced, the heat dissipation fins are mounted on the outer wall of the buffer seat 4 and are in contact with the liquid in the liquid heat absorption chamber 28, and the heat dissipation effect is improved.
The working principle of the invention is as follows: when the switch cabinet is used, the switch cabinet body 1 is acted to move, after the switch cabinet body 1 moves to a designated place, the switch cabinet body 1 stops being pushed, the electric telescopic rod 72 continuously stretches and pushes the first extrusion piston 73, the first extrusion piston 73 moves towards the direction close to the sealed liquid separating cavity 74, hydraulic oil in the liquid storage cylinder 71 is continuously extruded into the sealed liquid separating cavity 74, the hydraulic oil in the sealed liquid separating cavity 74 enters the conveying pipes 75 due to continuous extrusion, the conveying pipes 75 convey the hydraulic oil into the sealed annular chamber 82 through the liquid separating pipes 76, and the hydraulic oil in the sealed annular chamber 82 is continuously extruded into the corresponding piston cylinders 83; the oil pressure in the piston cylinder 83 is continuously pressurized along with the continuous extrusion of the hydraulic oil in the piston cylinder 83, so that the second extrusion piston 88 moves in a direction away from the sealing annular chamber 82 and pushes the piston rod 84, and the annular pressing block 86 moves along until the annular pressing block tightly presses the roller 6, thereby realizing the fixation of the roller 6;
When the switch cabinet vibrates in the transportation and use process, the limiting cylinder 21 performs up and down reciprocating motion, the first buffer spring 23 performs primary buffering on impact force, the friction block 25 is driven by the connecting rod 29 to perform up and down reciprocating motion, the friction block 25 and the friction plate 26 perform repeated friction and generate heat so as to convert kinetic energy of the impact force into heat energy, the energy of the impact force is obviously reduced, the impact force can be effectively buffered, the protection effect is good, the extrusion rod 32 continuously extrudes and pulls the movable block 31 along with the movement of the limiting cylinder 21, the movable block 31 performs transverse reciprocating motion along the guide rod 33, the second buffer spring 34 performs secondary buffering on the impact force, the driving rack 35 performs reciprocating motion along with the movable block 31, the driving rack 35 and the gear 37 drive each group of rotating shafts 36 to rotate, the energy of the impact force can be converted into the kinetic energy of the movable block 31 and the rotating shafts 36, the protection performance is further improved due to the fact that the components in the switch cabinet body are loosened or mutually collided caused by repeated vibration.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (1)
1. The utility model provides a portable high-low voltage switch cabinet with protection shock-absorbing function, includes switch cabinet body (1), base (5), cabinet door (10) and sunshade canopy (11), the front of switch cabinet body (1) is articulated through the hinge has cabinet door (10), the top of switch cabinet body (1) is through bolt fixed mounting has sunshade canopy (11), its characterized in that, the top of base (5) is through bolt fixed mounting buffering seat (4), switch cabinet body (1) are located the top of base (5) and with buffering seat (4) sliding connection;
A friction buffer component (2) and a driving buffer component (3) which act on the switch cabinet body (1) are arranged in the buffer seat (4), and the friction buffer component (2) is connected with the driving buffer component (3); the bottom of the base (5) is provided with a fixed shaft (9), the fixed shaft (9) is rotatably provided with a roller (6), the base (5) is provided with a compression anti-rotation component (8) for compressing and fixing the roller (6), and the compression anti-rotation component (8) compresses and loosens the roller (6) by pumping hydraulic oil through the extrusion conveying component (7);
The compression anti-rotation assembly (8) comprises mounting seats (81), a piston cylinder (83), a piston rod (84), a reset spring (85), an annular pressing block (86) and a second extrusion piston (88), wherein the mounting seats (81) are fixedly arranged at the bottom of the base (5) through bolts and are positioned at two sides of the roller (6), and the fixed shaft (9) is positioned between the two groups of mounting seats (81) and is fixedly connected with the two groups of mounting seats; the fixed shaft (9) penetrates through the annular pressing block (86), and the reset spring (85) is arranged along the X direction and is connected with the mounting seat (81) and the annular pressing block (86);
The mounting seat (81) is internally provided with a sealing annular chamber (82), the piston cylinder (83) is fixedly arranged on the mounting seat (81) and is communicated with the sealing annular chamber (82), the sealing annular chamber (82) is used for conveying hydraulic oil to the inside through the extrusion conveying assembly (7), the second extrusion piston (88) is movably arranged in the piston cylinder (83), the piston rod (84) is arranged along the X direction, and the piston rod (84) is inserted into the piston cylinder (83) and is connected with the second extrusion piston (88), and one end of the piston rod (84) away from the piston cylinder (83) is connected with the annular pressing block (86);
A wear-resistant anti-slip layer (87) is arranged on one side of the annular pressing block (86) facing the roller (6), and the wear-resistant anti-slip layer (87) tightly extrudes the roller (6) in a compression state; in each group of compression anti-rotation components (8), the number of piston rods (84) is multiple, the piston rods are distributed in an annular array around the fixed shaft (9), and a plurality of piston cylinders (83) are correspondingly arranged;
The extrusion conveying assembly (7) comprises a liquid storage barrel (71), an electric telescopic rod (72), a first extrusion piston (73), a conveying pipe (75) and a liquid separating pipe (76), wherein the liquid storage barrel (71) is fixedly arranged at the bottom of the base (5) through bolts, a sealed liquid separating cavity (74) is formed in the middle of the base (5), and the liquid storage barrel (71) is communicated with the sealed liquid separating cavity (74) through a pipeline;
the first extrusion piston (73) is movably arranged in the liquid storage cylinder (71), the electric telescopic rod (72) is arranged in the liquid storage cylinder (71) along the X direction, the electric telescopic rod (72) is connected with the first extrusion piston (73), the conveying pipe (75) is arranged in the base (5) and is communicated with the sealed liquid separating cavity (74), one end, far away from the sealed liquid separating cavity (74), of the conveying pipe (75) is provided with a liquid separating pipe (76), and the liquid separating pipe (76) is communicated with the sealed annular chamber (82);
the mobile fixing method of the mobile high-low voltage switch cabinet comprises the following steps:
Step one, exerting force on the switch cabinet body (1) to enable the switch cabinet body (1) to move, and stopping exerting thrust on the switch cabinet body (1) after the switch cabinet body (1) moves to a designated place;
Starting an electric telescopic rod (72), enabling the electric telescopic rod (72) to continuously extend and push a first extrusion piston (73), enabling the first extrusion piston (73) to move towards a direction close to a sealed liquid separating cavity (74), and continuously extruding hydraulic oil in a liquid storage cylinder (71) into the sealed liquid separating cavity (74);
Step three, hydraulic oil in the sealed liquid separating cavity (74) enters each group of conveying pipes (75) due to continuous extrusion, the conveying pipes (75) convey the hydraulic oil into the sealed annular chamber (82) through the liquid separating pipes (76), and the hydraulic oil in the sealed annular chamber (82) is continuously extruded into each corresponding group of piston cylinders (83);
Step four, the oil pressure in the piston cylinder (83) is continuously pressurized along with the continuous extrusion of the hydraulic oil in the piston cylinder (83), so that the second extrusion piston (88) moves in a direction away from the sealing annular chamber (82) and pushes the piston rod (84), and the annular pressing block (86) moves along with the piston rod until the annular pressing block tightly presses the roller (6), so that the roller (6) is fixed;
The friction buffering assembly (2) comprises a limiting cylinder (21), a vertical rod (22), a first buffering spring (23), a limiting sliding block (24), a friction block (25), a friction plate (26) and a connecting rod (29), wherein the limiting cylinder (21) is vertically arranged and fixed at the bottom of the switch cabinet body (1) through bolts, an opening of the limiting cylinder (21) faces downwards, the vertical rod (22) is fixedly installed in the buffering seat (4), and the vertical rod (22) is upwards inserted into the limiting cylinder (21);
A limit sliding block (24) is arranged in the limit cylinder (21) in a sliding manner, the first buffer spring (23) is vertically arranged in the limit cylinder (21) and connected with the limit sliding block (24), a friction plate (26) is fixedly arranged on the inner wall of the buffer seat (4) through a bolt, a connecting rod (29) is fixedly arranged on the outer wall of the limit cylinder (21), one end, far away from the limit cylinder (21), of the connecting rod (29) is connected with a friction block (25), and the friction block (25) is in contact with the friction plate (26);
A sealed liquid heat absorption chamber (28) is arranged in the buffer seat (4), a heat conduction plate (27) is fixedly arranged in the liquid heat absorption chamber (28), and one side, opposite to the friction block (25), of the friction plate (26) is connected with the heat conduction plate (27);
The driving buffer assembly (3) comprises a movable block (31), an extrusion rod (32), a guide rod (33), a second buffer spring (34) and a partition plate (38), wherein the partition plate (38) is fixedly arranged in the middle of the inside of the buffer seat (4), and the guide rod (33) arranged along the X direction is fixedly arranged at two sides of the partition plate (38);
the movable block (31) is in sliding connection with the guide rod (33), the second buffer spring (34) is sleeved on the outer peripheral surface of the guide rod (33), and the second buffer spring (34) is connected with the partition plate (38) and the movable block (31); the extrusion rod (32) is obliquely arranged, one end of the extrusion rod (32) is hinged with the limiting cylinder (21) through a hinging seat, and the other end of the extrusion rod (32) is hinged with the movable block (31) through a hinging seat;
a plurality of groups of rotating shafts (36) are rotatably arranged in the buffer seat (4) through bearings, gears (37) are arranged on the rotating shafts (36), driving racks (35) arranged along the X direction are fixedly arranged at the bottoms of the movable blocks (31) through bolts, and the driving racks (35) are positioned above the gears (37) and are in meshed connection with the gears (37);
When the switch cabinet vibrates in the transportation and use processes, the limit cylinder (21) reciprocates up and down, the first buffer spring (23) primarily buffers the impact force, the friction block (25) is driven by the connecting rod (29) to reciprocate up and down, the friction block (25) and the friction plate (26) repeatedly rub and generate heat so as to convert the kinetic energy of the impact force into heat energy, the energy of the impact force is obviously reduced, the impact force can be effectively buffered, and the protection effect is good;
Along with the motion of a limit cylinder (21), the extrusion rod (32) continuously extrudes and pulls the movable block (31), the movable block (31) transversely reciprocates along the guide rod (33), the second buffer spring (34) buffers impact force again, the driving rack (35) reciprocates along with the movable block (31), the driving rack (35) and the gear (37) drive each group of rotating shafts (36) to rotate, energy of the impact force can be converted into kinetic energy of the movable block (31) and the rotating shafts (36), and the movable block is beneficial to preventing loosening or mutual collision of components in the switch cabinet body caused by repeated vibration, so that the protection performance is further improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111628010.6A CN114284907B (en) | 2021-12-28 | 2021-12-28 | Movable high-low voltage switch cabinet with protection and damping functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111628010.6A CN114284907B (en) | 2021-12-28 | 2021-12-28 | Movable high-low voltage switch cabinet with protection and damping functions |
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| Publication Number | Publication Date |
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| CN114284907A CN114284907A (en) | 2022-04-05 |
| CN114284907B true CN114284907B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111628010.6A Active CN114284907B (en) | 2021-12-28 | 2021-12-28 | Movable high-low voltage switch cabinet with protection and damping functions |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115036833A (en) * | 2022-06-15 | 2022-09-09 | 南通星宇电气有限公司 | Mobile substation with approaching warning function |
| CN115950732B (en) * | 2023-02-16 | 2024-02-23 | 泛锐云智科技(郑州)有限公司 | New material tensile strength detection equipment and detection method |
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| CN210628870U (en) * | 2019-08-15 | 2020-05-26 | 江苏镇宝开关电器有限公司 | Shockproof switch cabinet with good heat dissipation effect |
| WO2021169053A1 (en) * | 2020-02-24 | 2021-09-02 | 江苏中电科电力设计院有限公司 | Combined fixed damping structure of power switch cabinet |
| CN113397848A (en) * | 2021-07-14 | 2021-09-17 | 郭智力 | Intelligent convenient wheelchair of going upstairs and downstairs |
| CN214280612U (en) * | 2021-01-18 | 2021-09-24 | 江苏国控电力设备有限公司 | Low-voltage switch cabinet with good protection performance |
| CN214506238U (en) * | 2021-03-03 | 2021-10-26 | 银昌电气有限公司 | High-low voltage switch cabinet with good protection effect |
| CN215171820U (en) * | 2021-05-21 | 2021-12-14 | 深圳市睿思半导体有限公司 | Packaging damping mechanism for integrated circuit components |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210628870U (en) * | 2019-08-15 | 2020-05-26 | 江苏镇宝开关电器有限公司 | Shockproof switch cabinet with good heat dissipation effect |
| WO2021169053A1 (en) * | 2020-02-24 | 2021-09-02 | 江苏中电科电力设计院有限公司 | Combined fixed damping structure of power switch cabinet |
| CN214280612U (en) * | 2021-01-18 | 2021-09-24 | 江苏国控电力设备有限公司 | Low-voltage switch cabinet with good protection performance |
| CN214506238U (en) * | 2021-03-03 | 2021-10-26 | 银昌电气有限公司 | High-low voltage switch cabinet with good protection effect |
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| CN113397848A (en) * | 2021-07-14 | 2021-09-17 | 郭智力 | Intelligent convenient wheelchair of going upstairs and downstairs |
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