2432results about "Anti-seismic devices" patented technology

The invention discloses a shock-absorbing clamping device for electric equipment, which comprises an outer frame, a bottom frame is fixedly connected to both sides of the bottom of the inner wall of the outer frame, and a sliding head is slidably connected to the surface of the bottom frame through a chute. A first spring is fixedly connected between one side of the slider and one side of the inner wall of the bottom frame, and the surface of the slider is rotatably connected to a connecting rod, and the end of the connecting rod away from the slider is rotatably connected to a top seat, and the top of the top seat is fixed A supporting frame is connected, and the invention relates to the technical field of electric equipment. The shock-absorbing clamping device of the power equipment achieves the purpose of shock-absorbing the power equipment, prevents the damage of the power equipment in the use project, prolongs the service life of the power equipment, prevents the power equipment from sliding during use, and avoids the damage of the power equipment The drop can avoid unnecessary waste, can adapt to the size of different electrical equipment, increase the practicability of the device, and protect electrical equipment more comprehensively.

PCT No. PCT / EP96 / 00875 Sec. 371 Date Sep. 2, 1997 Sec. 102(e) Date Sep. 2, 1997 PCT Filed Mar. 1, 1996 PCT Pub. No. WO96 / 28004 PCT Pub. Date Sep. 12, 1996The switchgear cabinet has a framework that is closed or may be closed by wall elements and at least one door. An earthquake-proof mounting of apparatus, mounting plates or the like is achieved in that at least one housing or frame is mounted into the framework. The bottom area of the housing or frame is elastically secured by vertical dampers on horizontal bearing rails arranged between lateral vertical members. The top area of the housing or frame is elastically joined to the vertical members of the framework either directly by means of horizontal dampers or indirectly by means of angle brackets.

An earthquake resistant equipment rack that includes multiple methods for reinforcing the equipment rack to resist seismic forces. The side rails can include two inwardly projecting V portions extending the length of the rails to diffuse seismic forces by deflecting seismic forces vertically. The base and top are preferably formed from multiple components formed from sheet metal and having both over-lapping multiple thickness of sheet metal and multiple box structures. A cover is non-removably attached to the base. In one embodiment, the cover has a dog house shape with inclined roof like surfaces.

The invention discloses a multifunctional electric power equipment protection box. The multifunctional electric power equipment protection box comprises a box body, the outer side of the box body is provided with a housing, a cooling water cavity is disposed between the housing and the box body, the upper side of the box body is provided with a rain baffle plate in a tilting manner, the rain baffle plate is uniformly provided with a plurality of drainage grooves, the lower right end of the box body is provided with a water collecting tank, the left end of an opening of the water collecting tank is higher than the right end, and the top end of the internal of the water collecting tank is provided with a filter mesh. The multifunctional electric power equipment protection box is provided with a dustproof mesh at a position of a vent hole, the dustproof mesh can effectively prevent dust, rain can be effectively prevented, rainwater can be collected, the internal of the box body is cooled by utilizing a water circulation system, and the multifunctional electric power equipment protection box has the good cooling effect and high efficiency, normal working of electric power equipment is guaranteed, energy is effectively saved, usage cost is lowered, a position-adjustable illumination lamp provides convenience for workers to maintain the electric power equipment at night, the operation difficulty is reduced, and practicality is high. Furthermore, the multifunctional electric power equipment protection box can freely adjust the height of the box body, and the multifunctional electric power equipment protection box has the advantages of simple operation and convenient adjustments.

The invention provides a multi-stage high-efficiency shock-absorbing base for a box-type substation, which includes an upper support plate, a lower support plate and a concrete facade, and a horizontal shock-absorbing device and a longitudinal shock-absorbing device are fixedly installed on the sides of the lower support plate. The bottom of the lower support plate is fixedly connected with rollers, and the rollers are slidably connected with the chute, and the chute is fixedly connected with the oil pressure shock absorber, and the oil pressure shock absorber is fixedly connected with the concrete facade through anchor bolts. The present invention The structure is simple, the box-type substation can be supported by the oil pressure shock absorber, and the vertical vibration of the box-type substation due to external force can be absorbed and buffered, and the box-type substation can be absorbed and buffered Due to the lateral and longitudinal vibrations generated by external forces, the loss of internal equipment in the box-type substation is reduced, and the safety factor of the box-type substation is improved.

The invention provides electric power equipment used for a security system. The electric power equipment comprises an external cabinet body, an internal cabinet body and a top cap. Heat radiating fins are arranged on the internal side wall of the internal cabinet body. The heat radiating fins include a primary heat radiating fin. Multiple secondary heat radiating fins are evenly arranged on the primary heat radiating fin. Multiple tertiary heat radiating fins are evenly arranged on the secondary heat radiating fins. An annular water chamber is arranged at the lower part between the external cabinet body and the internal cabinet body. A water insulating plate is arranged at the top part of the annular water chamber. A water inlet is arranged at the upper part of the annular water chamber, and a water outlet is arranged at the lower part. The water inlet and the water outlet are connected through a circulating pipe. A water refrigerator is arranged on the circulating pipe. A temperature sensor and a heat radiating fan are arranged at the internal top part of the internal cabinet body. The beneficial effects of the electric power equipment used for the security system are that damage of water vapor to the internal parts and components of the cabinet body can be avoided by arrangement of the top cap; and the heat radiating mode is selected according to the temperature so that intelligent heat radiation selection can be realized, the heat radiation effect can be effectively guaranteed and energy can be saved.

The invention discloses an anti-seismic anti-collision transformer substation comprising a damping pedestal and a box body. A groove is formed in the upper side of the damping pedestal; a fixed slot is formed in the upper part of the inner side of the groove; a damping plate is installed at the groove by the fixed slot; a damping cushion is arranged at the lower side of the damping plate; a plurality of damping cavities are formed in the damping cushion; and damping springs are arranged inside the damping cavities. Telescopic rods are arranged at the four corners of the left side and the right side of the box body; buffer springs are arranged at the outer sides of the telescopic rods; anti-collision plates are arranged at the outer ends of the telescopic rods; and buffer plates are arranged at the outer sides of the anti-collision plates. An opening is formed in the upper end of the box body; mounting cavities are formed in the four corners of the upper part of the box body; lifting motors are installed at the bottoms inside the mounting cavities; and threaded rods are installed at the output terminals of the lifting motors. Besides, lifting rods are arranged inside the mounting cavities. An annular cover plate is arranged at the upper ends of the lifting rods; and a heat radiation box is arranged at the upper side of the cover plate. The anti-seismic anti-collision transformer substation has advantages of simple structure, convenient usage, good anti-seismic anti-collision performances, and good cooling effect.

The invention discloses an anti-collision electric power cabinet with a height adjustment function. The anti-collision electric power cabinet comprises a base, a cabinet body, screw thread rods, a first motor, belt wheels, a belt, sleeves, protection plates, a spring, a cylinder body, a piston rod and a safety airbag. By virtue of setting of the first motor, the screw thread rods, the belt wheelsand the belt, the height of the cabinet can be adjusted, and damage to the electrical power equipment in the cabinet body caused by large-area ground water accumulation can be avoided; by virtue of matching of a second motor, a circular ring, a movable rod and a fan, the fan can be driven to move left and right, so that the electric power equipment can be subjected to heat dissipation by the fan completely and uniformly in a mobile manner with a good effect, so that heat dissipation efficiency is improved; and by virtue of setting of the protection plates, the piston rod, the piston, the cylinder body and the safety airbag, the safety airbag is inflated with air when the protection plates on the two sides of the cabinet body suffer from collision, so that the electric power equipment in the cabinet body is further buffered and protected, and damage to the electrical power equipment in the cabinet body can be avoided.

The invention discloses a highly safe high-tension switch cabinet. The high-tension switch cabinet comprises a universal wheel, a cabinet body, a cabinet door and an installation cavity. A moisture-proof plate is installed at the bottom of the cabinet body. The universal wheel is installed at the bottom of the moisture-proof plate. A sound-light alarm and an electronic coded lock are installed on the surface of the cabinet door under a temperature digital display screen. A power supply controller and a controller are installed on the inner surface of the cabinet door. A filtering fence is installed in an installation through hole in the outer side of a heat dissipation fan. A storage battery is installed on the lower end of the interior of the cabinet body. An installation plate is installed at the bottom of the installation cavity through a damping spring. A fire disaster sensor and a temperature sensor are installed on the top end of the interior of the installation cavity. A solenoid valve is installed on the output end of the fire extinguisher. Spraying heads are uniformly arranged on a spraying cloth rod. According to the invention, by installing a series of structures, the use safety performance of the high-tension switch cabinet is quite high.

The invention discloses an outdoor rainproof and heat dissipation power distribution cabinet. The outdoor rainproof and heat dissipation power distribution cabinet comprises a base; the top of the base is connected with a cabinet body through damping supporting columns; a plurality of annular dustproof nets are uniformly arranged at the bottom of the side wall of the cabinet body; the annular dustproof nets are used for preventing dust from entering the cabinet body from an air inlet; the position, positioned in the air inlet, of the bottom of the inner side wall of the cabinet body is connected with the annular dustproof nets which are matched with the inner side wall of the cabinet body; a protection net connected with the inner side wall of the cabinet body is also arranged at the internal bottom of the cabinet body; the protection net is positioned above the annular dustproof nets; a motor is also fixedly arranged at the internal bottom of the cabinet body through a bracket; a fanblade is fixedly mounted on a motor shaft at the top end of the motor; a top cover is fixedly connected with the top of the cabinet body; the top cover adopts an inverted V shape; and a plurality of heat dissipation holes are uniformly formed in the top cover. By virtue of the damping supporting columns, the cabinet body is connected with the base, thereby protecting electronic elements in the power distribution cabinet; and by virtue of rotation of a fan, active air sending and heat dissipation can be performed, and a high heat dissipation effect is achieved.

The invention discloses a high shockproof type high-pressure switch cabinet, which comprises a positioning seat; a mounting groove is formed in the top of the positioning seat and is provided with a cabinet body inside; guide pipes are arranged on the left side and the right side of the cabinet body respectively; a limiting cover is arranged at the mouth of each guide pipe and is connected with a ball head pin through a limiting hole; one end of each ball head pin is connected with a stop dog; each stop dog is connected with a third buffer spring; connecting rods are arranged on the two sides of the mouth of each guide pipe respectively and are connected with sliding balls through second buffer springs respectively; spring seats are arranged at the bottom end of the positioning seat and are connected with first buffer springs respectively; the first buffer springs are connected with a bottom plate through the spring seats respectively; guide plates are arranged on the two sides of the top of the bottom plate respectively; hydraulic cylinders are arranged at the bottom end of the bottom plate; and the bottom ends of the hydraulic cylinders are connected with moving wheels respectively. The high shockproof type high-pressure switch cabinet has a reasonable structure. With adoption of such a shock absorption structure, the high shockproof type high-pressure switch cabinet has better shock resistance, the safety of a working element in the cabinet body is enabled to be higher, a horizontal state of the switch cabinet can be automatically regulated, the the high shockproof type high-pressure switch cabinet is convenient to use and a placement time is saved.

The invention discloses a damping power cabinet capable of effective dehumidification. The damping power cabinet comprises a cabinet body and a rainproof top arranged on the top of the cabinet body. Acabinet door is arranged on the front side of the cabinet body. A storage cavity is opened in the cabinet door. An observation window is arranged in the storage cavity area on the cabinet door. Observation glass for opening or closing the observation window is movably arranged in the storage cavity. The lower end of the side wall of the cabinet body is fixedly connected with a support seat. The support seat is welded on the side wall of the cabinet body. The upper end of the support seat is fixedly connected with a heat exchange box. The damping power cabinet capable of effective dehumidification in the invention can effectively reduce a gap between the observation glass and the cabinet door, can effectively prevent the outside dust and impurities from entering the power cabinet, can collect dust inside the cabinet body and absorb the dust thoroughly, is easy to use, can quickly and efficiently remove moisture inside the power cabinet, thereby extending the service life of electricalcomponents, and in addition, is capable of effective damping to prevent damage of a base to the cabinet body, thereby prolonging the service life of the power cabinet.

The present invention relates to a box-type substation. A Housing of a vibration isolation type box-type substation comprises a housing body, a housing top covered on the housing body and four support pillars; the housing body is made of metal materials, a plurality of wood lathes arranged at regular intervals are disposed at the outer surface of the housing body; each support pillar includes an upper segment and a lower segment which has an upper end sleeved at the lower end of the lower segment, the lower end of the lower segment is equipped with a mounting base, and a damper spring configured to support the upper segment is arranged within the lower segment; and connecting rings are installed at the upper ends of the upper segment of the support pillars and are provided with inner rings, the inner rings are connected with the connecting rings through rubber rings, and connecting pins connected with the lower end of the housing body pass through the inner rings. According to the invention, the housing of the vibration isolation type box-type substation is not liable to generate corrosion, and has good harmony with surroundings and strong capacity of resisting the disturbance of pavement vibration, therefore the problems in the prior art as follows are solved: the housing of the vibration isolation type box-type substation is liable to be damaged so as to generate corrosion, the harmony with surroundings is poor, and the capacity of resisting the disturbance of pavement vibration is low.

The invention discloses an anti-vibration box-type transformer station of a sound insulation and thermal insulation type, and the transformer station comprises a damping pedestal and a box body. The upper side of the damping pedestal is provided with a groove, and the upper side of an inner side of the groove is provided with a fixed groove. The groove is provided with a damping plate through the fixed groove. The lower side of the damping plate is provided with a damping pad, and the interior of the damping pad is provided with a plurality of damping cavities. The interior of each damping cavity is provided with a damping spring. Four corners of the lower side of the box body are provided with installation cavities. The interior of each installation cavity is provided with an electronic telescopic rod, and the lower end of each electronic telescopic rod is connected with the upper side of the damping plate. The lower end of the box body is provided with a water level sensor, and the interior of the box body is provided with an intelligent controller. The bottom of the box body is provided with an air incoming cavity, and the lower side of the right end of the air incoming cavity is provided with an air incoming air. The right end of the air incoming cavity is provided with a blower fan, and the left side of the upper side of the air incoming cavity is provided with a plurality of blowing ports. The upper end of the box body is provided with a plurality of air exhaust outlets. The transformer station is simple in structure, is convenient to use, is good in effects of sound insulation and thermal insulation, and is good in anti-vibration performance.

The invention discloses an anti-seismic intelligent box-type substation which includes a base, a fixing device, a positioning device, a frame body, a control device, a cover plate device and an air inlet device, wherein positioning rods and first fastening devices are arranged on the base; each first fastening device includes an upper end part and a lower end part, and a first through hole is formed in the upper end part; the fixing device includes a support plate, vertical rods, support blocks and first springs; the positioning device includes second springs and ejection devices; each ejection device includes fixing rods, a third spring, a movable block, a connecting rod, a rectangular block and a friction block; a third through hole, triangular blocks, a humidity sensor, a temperature sensor and a fourth through hole are arranged in the frame body; the control device includes a control box, a display screen, a circuit board, a processor, a memory, a power supply and a signal transceiver module. The anti-seismic intelligent box-type substation provided by the invention has relatively good anti-seismic property and good anti-seismic effect; even an earthquake occurs, the electrical components inside the substation can be effectively protected, and damages to the electrical components due to shock are prevented.

The invention discloses an alternating-current low-voltage power distributing cabinet capable of being controlled remotely. The bottom of a cabinet body is provided with cushion blocks. The lower portion of the cabinet body is provided with cooling groove holes. The cabinet body is provided with a cabinet door. An instrument board is embedded into the upper portion of the cabinet body and provided with a display screen, instruments, a conversion switch and working indicating lamps. The top of the cabinet body is provided with a cooling fan, a sound-light alarm device and an anti-theft device. The cooling fan is provided with a dustproof ventilation screen. A bus bar, a combined bus-bar clamp, a breaker, a current transformer, an insulator, a knife switch, a temperature sensor and a humidity sensor are arranged in the cabinet body. The display screen, the sound-light alarm device, a wireless communication device, the temperature sensor and the humidity sensor are electrically connected with a control module. The alternating-current low-voltage power distributing cabinet capable of being controlled remotely is reasonable in structural design and wide in application range, and the power distributing cabinet damage prevention capacity and anti-theft capacity are improved effectively while stable operation of the power distributing cabinet is guaranteed.

The invention discloses a dustproof heat dissipation mechanism. The mechanism comprises an n-shaped frame, mounting cylinders and fan blades; the mounting cylinders are mounted on the two sides of thebottom of the n-shaped frame correspondingly; a motor is mounted in the middle of the top of the n-shaped frame; a semi-conical gear is mounted on the output shaft of the motor; a rotating shaft below the semi-conical gear is arranged on the n-shaped frame; bevel gears located on the two sides of the semi-conical gear are mounted on the rotating shaft; the bevel gears are meshed with the semi-conical gear; mounting shafts are arranged in the mounting cylinders; the fan blades are mounted on the mounting shafts. The dustproof heat dissipation mechanism of the invention is provided with the motor, the semi-conical gear, the bevel gears, a first belt pulley, a belt, a second belt pulley and the mounting shafts; when the fan blades rotate forwardly, air is continuously pumped into a power distribution cabinet through dust screens to perform air cooling; the fan blades rotate reversely, the air in the power distribution cabinet is pumped out, dust in the dust screens is blown to the outside of the power distribution cabinet; and therefore, the dust is prevented from entering the power distribution cabinet, a good dustproof effect is achieved, and the dust screens can be prevented frombeing blocked by more and more dust.

The invention discloses an intelligent distribution box. The intelligent distribution box comprises a base, a box body, a control panel, an infrared sensor, a wireless communication device and an alarm, wherein the infrared sensor, the wireless communication device and the alarm are arranged at the top of the control panel, anti-shock rubber pads are arranged in the base, heat dissipation grooves are formed in the bottom of the box body, a box door is arranged on the box body, an electrically-controlled coded lock is arranged in the middle of the left side of the box door, an observation window is arranged at the upper part of the box door, heat dissipation fans are arranged on the left side of the box body, a heat dissipation and ventilation net is arranged on the right side of the box body, a main control device, instruments and working indicator lamps are arranged on the control panel, heat dissipation holes are formed in the lower side of the control panel, and the infrared sensor, the wireless communication device, the alarm, the electrically-controlled coded lock, the heat dissipation fans and the instruments are electrically connected with the main control device. The heat dissipation performance, the anti-theft performance and the anti-shock performance of the distribution box are improved.

The invention discloses a temperature and humidity monitoring device for an intelligent distribution box. The device comprises a shell and a temperature sensor, wherein a front panel is arranged in front of the shell, a mounting circuit board is arranged in the front panel, a display screen is arranged on the mounting circuit board, an indicator lamp is arranged avocet e display screen, a function button is arranged below the display screen, a controller is arranged behind the mounting circuit board, a mounting plate is arranged on the side surface of the shell, a damping seat is arranged between the mounting plate and the shell, an air inlet is arranged in the lower surface of the shell, a dustproof cover is arranged on the inner surface of the air inlet, a voltage stabilizer is arranged in the shell, an accumulator is electrically connected with the voltage stabilizer, a photovoltaic panel is electrically connected with the accumulator, and the temperature sensor is embedded into the upper surface of the shell. The device has the beneficial effects that temperature and air dryness in the distribution box can be automatically controlled, normal operation of each electric element is ensured, and service life is prolonged.

The invention discloses a shock-absorbing power cabinet body that is easy to push. , the cylinder of the fixed outer sleeve is provided with a lifting inner sleeve, the cylinder of the lifting inner sleeve is provided with an internal threaded hole and a rotating screw is provided in the internal threaded hole, the bottom of the cabinet is provided with a shock-absorbing base, two hydraulic pressure The positions between the telescopic rods are provided with powerful springs, and universal rollers are also installed at the four corners below the shock-absorbing base. The entire cabinet cavity of the present invention saves electric energy resources while ensuring a good heat dissipation effect, improves the actual use effect of the cabinet, and greatly facilitates the movement of the cabinet body through the universal roller, and the shock-absorbing base plays a buffering role, which is very convenient. Good protection of the safety of internal electrical components.

The invention relates to a new type of electric power outlet cabinet, which includes a bracket and an outer cabinet body. An inner cabinet body is nested in the outer cabinet body. The bottom wall of the inner cabinet body is connected to the bottom wall of the outer cabinet body through a plurality of telescopic rods. There are spiral shock-absorbing springs, the upper part of the vertical outer wall of the inner cabinet is distributed with inner cooling holes, the lower part of the vertical outer wall of the outer cabinet is distributed with outer cooling holes, and the upper part of the vertical outer wall of the inner cabinet is provided with A plurality of universal balls, the inner and outer cabinet doors are respectively provided on the front side walls of the inner and outer cabinets, and a plurality of inner and outer outlet holes are respectively provided on the rear side walls of the inner and outer cabinets. A plurality of partitions, the partitions are provided with partition through holes, the lower surface of the top wall of the outer cabinet is provided with a rubber layer, and the lower surface of the bottom wall of the inner cabinet is respectively provided with a vibration sensor, a microcontroller and an alarm. structure, the present invention has good ventilation and heat dissipation performance, and can also effectively prevent electric components from being subjected to hard impacts.

The invention discloses a switch cabinet with high cooling performance, which comprises a cabinet body. The bottom part of the cabinet body is provided with a base; a doorway is arranged on the cabinet body; a door is hinged at the doorway of the cabinet body in a rotating mode; the inner wall of one side, far away from the door, inside the cabinet body is fixedly provided with a mounting plate; aswitchgear is mounted on the mounting plate; one side of the switchgear is provided with a mounting opening mounted on the side wall of the cabinet body; a cooling window is mounted on the mounting opening; a ventilation grid is arranged on the cooling window; the other side of the switchgear is provided with a cooling fan movably mounted inside the cabinet body; a lifting seat is arranged on thecooling fan; and one side, far away from the cooling fan, of the lifting seat is provided with a sliding block. Thus, the cooling area of the cooling fan is expanded, the cooling effects of the switchgear are further improved, the switch cabinet on the whole has good cushioning effects, and the switchgear inside the cabinet body can be effectively protected.

The invention discloses a multifunctional electrical cabinet with a damping balancing device. The multifunctional electrical cabinet comprises a cabinet body, wherein a supporting plate is horizontally arranged on the upper side of the interior of the cabinet body; an air compressor and a controller are fixedly arranged on the upper surface of the supporting plate, and a temperature sensor is arranged on the lower surface of the supporting plate; the upper side of the air compressor is connected with a condenser; and one side face of the condenser is fixedly connected with a flow controller. According to the multifunctional electrical cabinet with the damping balancing device disclosed by the invention, the temperature inside the cabinet body can be reduced in time, the electrical cabinet is good in cooling effect and high in efficiency, the service life of instrumental equipment inside the cabinet body is prolonged, the interior of the cabinet body can be dehumidified, the dehumidification effect is good, normal operation of the electrical cabinet is guaranteed, the installation for electrical equipment is facilitated, and the internal space of the cabinet body can be sufficiently utilized; moreover, a balancing ball and a supporting spring can guarantee the balance of the cabinet, and an adjusting column is combined with an adjusting rotary knob to adjust the horizontal height, so that the electrical cabinet is convenient to use, simple in operation and high in practicability.

The invention discloses a box-type switch cabinet with an anti-collision function, which comprises a cabinet body. A base is arranged below the cabinet body; two sides of the cabinet body are providedwith anti-collision side plates; one side, close to the anti-collision side plate, of the cabinet body is provided with two mounting grooves; both the two mounting grooves are internally and fixedlyprovided with fixing blocks; the fixing block is provided with a first cavity; a buffer rod is movably arranged in the first cavity; one end of the buffer rod extends out of the fixing block and is fixedly connected with the anti-collision side plate; one end of the buffer rod located in the first cavity is fixedly connected with an active block; and two sides of the active block are in sliding connection with inner walls of two sides of the first cavity. The box-type switch cabinet has a good anti-collision function, switchgear components inside the box-type switch cabinet can be prevented from being damaged by collision, the whole shock absorption effects of the cabinet body are good, the shock force generated by the cabinet body on the whole due to collision can be reduced, and the switchgear components inside the cabinet body can be protected.

The invention relates to the technical field of power cabinets. The invention discloses a power cabinet capable of automatically adjusting heat dissipation. The cabinet comprises a cabinet body, a fanand a cabinet door; a fixed box is fixedly installed at the top of the cabinet body, a supporting plate is arranged at the top of the fixed box, symmetrical ceiling inclined plates are movably installed on the two sides of the top of the supporting plate through hinges, limiting plates are arranged on the outer walls of the left side and the right side of the supporting plate, and buffer mechanisms are arranged between the two limiting plates and the corresponding ceiling inclined plates. According to the invention, through the arrangement of the air inlet device, the mechanical movement matched with the buffer mechanism is realized; air injection and air compression effects are achieved in the cabinet body cavity; air outside the cabinet body is rapidly injected into the cavity of the cabinet body, so the mixing exchange efficiency of air in the cavity of the cabinet body and outside air is improved, and cooling and heat dissipation of the cabinet body are achieved; meanwhile, the limiting springs can achieve the secondary buffering pressure reduction effect on the buffering rods, the buffering capacity for objects falling from high altitudes is improved, and the protection effect on the cabinet body is enhanced.

An adjustable mounting assembly for a power circuit breaker includes a frame having a first sidewall disposed opposite a first side of the housing of the power circuit breaker and a second sidewall disposed opposite the second side of the housing. At least one moveable block is disposed between the first and second sidewalls of the frame and the corresponding first and second sides of the housing. An adjustment mechanism, such as a jackscrew coupled to the moveable block, adjusts in order to move the block into engagement with the corresponding sides of the housing. A fastening mechanism, such as a lock screw, secures the moveable block and the frame with respect to the housing. The adjustable mounting assembly securely mounts the frame and the power circuit breaker within a switchgear enclosure in order to resist damage potentially caused by an impact force sustained thereby.