CN115123318B - Rail vehicle electrical equipment installation system - Google Patents
Rail vehicle electrical equipment installation system Download PDFInfo
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- CN115123318B CN115123318B CN202210851424.3A CN202210851424A CN115123318B CN 115123318 B CN115123318 B CN 115123318B CN 202210851424 A CN202210851424 A CN 202210851424A CN 115123318 B CN115123318 B CN 115123318B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The invention provides a rail vehicle electrical equipment mounting system, which comprises a first electrical frame and a second electrical frame, wherein the first electrical frame is used for being fixedly connected in a side roof cavity formed by the inner wall of a side roof of a carriage and an inner side roof, a first mounting part suitable for mounting a rear panel fixed electrical part is arranged on the first electrical frame, the first mounting part is in a vertical fixed state and can be turned forwards and downwards to be in an inclined maintenance state; the second electrical frame is used for fixed connection in limit top intracavity, and is located the side or the contralateral side of first electrical frame, is equipped with the second installation department that are suitable for the fixed electrical component of installation front panel on the second electrical frame, and the second installation department has the fixed state in upper position, can also slide down to lower position maintenance state. The rail vehicle electrical equipment installation system provided by the invention can reduce the installation occupied space of the rail vehicle electrical equipment in the side top area and reduce the maintenance operation difficulty of the electrical equipment.
Description
Technical Field
The invention belongs to the technical field of rail vehicles, and particularly relates to an electric equipment installation system of a rail vehicle.
Background
The electrical equipment is responsible for the control of the network, communication, fire alarm and other systems of the railway vehicle and is an extremely important component part on the railway vehicle. The traditional installation mode of electrical equipment is that the electrical cabinet is arranged in a passenger room area, along with the current higher and higher passenger capacity requirement on a railway vehicle, the electrical cabinet is miniaturized or moved out of the passenger room area to become a new development direction, so that a scheme of flattening the electrical cabinet and arranging the electrical cabinet in a carriage side top area is also generated, under the normal state, the electrical cabinet is hidden in an inner decoration plate in the carriage side top area, and when maintenance is needed, the electrical cabinet can be exposed by detaching the inner decoration plate.
For interurban and urban motor train units, for convenience in traveling of passengers, a luggage rack is arranged under a passenger room side top area generally, and in order to ensure safety, the luggage rack is fixed with a vehicle body in a connection mode which cannot be easily detached, and the luggage rack forms a barrier to an electrical cabinet above the luggage rack.
Disclosure of Invention
The embodiment of the invention provides a rail vehicle electrical equipment installation system, which aims to reduce the installation occupied space of rail vehicle electrical equipment in a side top area and reduce the maintenance operation difficulty of the electrical equipment.
In order to achieve the above purpose, the invention adopts the following technical scheme: the first electric frame is used for being fixedly connected in a side roof cavity formed by the inner side wall of a side roof of a carriage and an inner side roof, a first installation part suitable for installing a rear panel fixed electric part is arranged on the first electric frame, and the first installation part is in a vertical fixed state and can be turned forwards and downwards to be in an inclined maintenance state; the second electrical frame is used for fixed connection in limit top intracavity, and is located the side or the contralateral side of first electrical frame, is equipped with the second installation department that are suitable for the fixed electrical component of installation front panel on the second electrical frame, and the second installation department has the fixed state in upper position, can also slide down to lower position maintenance state.
In one possible implementation, the first electrical rack includes a mounting bracket, a carrier plate, and a first limit structure; the mounting bracket is used for being fixedly connected to the inner wall of the side roof of the carriage, and two groups of mounting points are distributed at an upper and lower interval at one end far away from the side wall of the carriage; the bottom end of the carrier plate is hinged with a mounting point position below the carrier plate along the length direction of the vehicle body, the middle part of the carrier plate is detachably connected with the mounting point position above the carrier plate, and the surface of the carrier plate, facing the middle part of the carriage, is a first mounting part; the first limiting structure is arranged between the mounting bracket and the carrier plate and used for keeping the carrier plate in a vertical fixed state and an inclined maintenance state.
In some embodiments, the first limiting structure includes a connecting rod and a plurality of connecting holes, one end of the connecting rod is connected with the mounting bracket, the other end extends towards the carrier plate, and the extending end is provided with a connecting piece in a penetrating manner along the length direction of the vehicle body; the plurality of connecting holes are distributed on the carrier plate at intervals up and down, and the axial direction of the connecting holes is consistent with the length direction of the vehicle body; wherein, when vertical fixed state and slope maintenance state, the connecting piece can dismantle with corresponding connecting hole respectively and be connected.
The mounting bracket is fixedly connected with the mounting point on the upper side of the mounting bracket, and the other end of the first anti-falling chain is fixedly connected with the middle upper part of the carrier plate; both sides of the mounting bracket and the carrier plate are provided with a first limiting structure and a first anti-falling chain.
In one possible implementation manner, the second electric frame comprises a fixed frame and a lifting frame, wherein the fixed frame is provided with at least two fixed points which are distributed at intervals along the length direction of the vehicle body, and each fixed point is respectively used for being fixedly connected with the inner wall of the side roof of the carriage; the lifting frame is vertically and slidably connected to the fixed frame, a second installation part is arranged on the lifting frame, and a space suitable for accommodating the front panel fixed electric part is arranged inside the lifting frame; wherein, in the upper position fixed state, the lifting frame slides upwards and stretches into the fixed frame, and in the lower position maintenance state, the lifting frame slides downwards to the fixed frame below.
In some embodiments, the bottom of at least one side of the fixed frame in the length direction of the vehicle body is provided with a cross beam, the cross beam is provided with a vertical threaded hole and a horizontal threaded hole, the bottom wall of the lifting frame is provided with a vertical through hole, the side wall of the lifting frame is provided with a horizontal through hole above the vertical through hole, the lifting frame is fixedly connected with the cross beam through a threaded fastener, wherein in an upper fixing state, the threaded fastener is screwed through the vertical through hole and the vertical threaded hole, and in a lower overhauling state, the threaded fastener is screwed through the horizontal through hole and the horizontal threaded hole.
The second limiting structure comprises a gas spring and two second anti-drop chains, one end of the gas spring is connected with the middle part of the fixed frame, and the other end of the gas spring extends vertically downwards and is connected with the lifting frame; the two second anti-drop chains are symmetrically distributed on two sides of the gas spring, one end of each second anti-drop chain is connected with the fixed frame, and the other end of each second anti-drop chain is connected with the lifting frame; the gas spring is in a compression limit in an upper fixed state, and is in an extension limit in a lower overhauling state.
For example, the lifting frame is provided with a roll-over stand along the inside both sides of the frame body in the length direction of the vehicle body, the two roll-over stands form a second installation part together, the roll-over stand is hinged with the edge of one side of the lifting frame away from the fixed point, and in the lower maintenance state, the roll-over stand can be kept in a horizontal fixed state and can be turned to an inclined supporting state.
In some embodiments, rack plates are respectively arranged at two sides of the bottom of the frame body of the lifting frame, the two rack plates respectively correspond to the positions of the two roll-over frames, the roll-over frames are hinged with a supporting plate at the bottom surface position far away from the hinged sides of the roll-over frames, when in an inclined supporting state, the bottom end of the supporting plate is clamped with one of the clamping teeth of the rack plates, when in a horizontal fixing state, the supporting plate is attached to the bottom surface of the roll-over frames, and one end, far away from the hinged sides of the roll-over frames, of the roll-over frames is detachably connected with the lifting frame through a fastener.
In some embodiments, at least one side of the lifting frame and the roll-over stand in the length direction of the vehicle body is provided with an elastic traction piece, one end of the elastic traction piece is connected with the position of the lifting frame, which is close to the inner wall of the side roof of the carriage, and the other end of the elastic traction piece is connected with the middle part of the roll-over stand.
The rail vehicle electrical equipment installation system provided by the invention has the beneficial effects that: compared with the prior art, the electric equipment installation system for the railway vehicle has the advantages that the side top cavity formed by the inner side wall of the side top of the carriage and the inner side top plate is directly used as the layout space of electric equipment, the first electric frame and the second electric frame are used as the installation basis of the electric equipment, a conventional electric cabinet is not required to be allocated, the space occupied by the conventional electric cabinet can be compressed, the space utilization rate is improved, various electric equipment is classified according to the installation connection positions of the electric equipment, the rear panel fixed electric parts are intensively installed on the first electric frame, the front panel fixed electric parts are intensively installed on the second electric frame, the layout regulations are clear, when the inner side top plate is dismantled for electric overhaul, the first installation part is only required to be overturned to an inclined overhaul state, the corresponding rear panel fixed electric parts are overturned forwards and downwards, and extend out of the blocking range of the luggage frame, so that the overhaul operation space is increased, the operation difficulty is reduced, when the front panel fixed electric parts are required to be overhauled, the second installation part is only required to be pulled downwards, the corresponding front panel fixed electric parts are required to be lowered, the problem that high operation is required for high operation is solved, the overhaul personnel is required, the upper operation is also is required, the upper operation space is reduced, the upper operation efficiency is reduced, the upper operation is convenient, and the upper operation is mounted to be accomplished, and the upper operation is fixed, and the upper operation is convenient.
Drawings
Fig. 1 is a schematic diagram of a normal installation state of an electric equipment installation system of a rail vehicle according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a state in which an inner side top plate is removed when an electric equipment installation system of a railway vehicle is overhauled;
fig. 3 is a schematic diagram of man-machine checking and overhauling states of an electric equipment installation system of a railway vehicle according to an embodiment of the invention;
fig. 4 is a schematic diagram II of a man-machine checking and overhauling state of an electric equipment installation system of a railway vehicle according to an embodiment of the invention;
fig. 5 is a schematic perspective view of a first electrical rack according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a second electrical rack in an upper fixed state according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a second electrical rack in a lower maintenance state according to an embodiment of the present invention;
fig. 8 is a schematic side view of a second electrical rack in a lower maintenance state and a roll-over stand in a roll-over support state according to an embodiment of the present invention.
In the figure: 10. a first electrical rack; 101. rear panel fixed electric parts; 11. a mounting bracket; 110. installing point positions; 12. a carrier plate; 13. a first limit structure; 131. a connecting rod; 132. a connection hole; 133. a connecting piece; 14. a first anti-derailment chain; 20. a second electrical rack; 201. front panel fixed electric parts; 21. a fixed frame; 210. a fixed point; 211. a cross beam; 2111. a vertical threaded hole; 22. a lifting frame; 220. a bottom plate; 2201. rack plate; 221. vertically perforating; 222. horizontally perforating; 23. a threaded fastener; 24. a second limit structure; 241. a gas spring; 242. a second anti-derailment chain; 25. a roll-over stand; 251. a support plate; 252. an elastic traction member; 30. the inner wall of the carriage side roof; 40. a top plate with inner edges; 50. a side top cavity; 60. a luggage rack.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that, referring to fig. 1, the roof side inner wall 30 specifically refers to an inner wall of a corner region of a roof side of a vehicle in a longitudinal direction of the vehicle body, the interior roof side 40 refers to a portion of the roof side trim, which is detachable near the corner region, and for a railway vehicle accommodating an electric cabinet, a certain space is provided between the interior roof side 40 and the roof side inner wall 30, which is the roof side chamber 50 in the present embodiment, and of course, the size of the roof side chamber 50 depends on the occupied space of the electric apparatus, and if the occupied space is large, the passenger capacity in the vehicle is not affected, but the space above the luggage rack 60 is compressed, and the accommodation space and the convenience of picking and placing operations of the luggage are affected.
In addition, the back panel fixed electrical component 101 refers to electrical devices such as IO modules and terminal blocks of a network system, which have connection positions at the back or near the back, and such electrical devices are typically overhauled by plugging operation, the front panel fixed electrical component 201 refers to electrical devices such as 3U hosts (i.e. communication system hosts, network system hosts, fire alarm hosts) which have connection positions at the front (connection and operation sides) or near the front, and such electrical devices typically have a housing, and the door panel of the front panel of the housing is opened to overhaul mainly.
Referring to fig. 1 to 7 together, a description will now be given of a rail vehicle electrical equipment installation system provided by the present invention. The rail vehicle electrical equipment installation system comprises a first electrical rack 10 and a second electrical rack 20, wherein the first electrical rack 10 is used for being fixedly connected in a side roof cavity 50 formed by the side roof inner wall 30 of a carriage and the inner side roof 40, a first installation part suitable for installing a rear panel fixed electrical component 101 is arranged on the first electrical rack 10, and the first installation part is in a vertical fixed state and can be turned forwards and downwards to an inclined maintenance state; the second electrical rack 20 is fixedly connected in the side top cavity 50 and is located at a side or opposite side of the first electrical rack 10, and a second mounting portion adapted to mount the front panel fixed electrical component 201 is provided on the second electrical rack 20, and the second mounting portion has an upper fixing state and is capable of sliding downward to a lower maintenance state.
It should be understood that in the present embodiment, the side roof areas at two sides of the vehicle cabin are provided with side roof cavities 50, and the electrical devices are arranged in the side roof cavities 50 at two sides according to the actual layout requirement, not only limited to the side roof cavities 50 at one side, if the first electrical rack 10 and the second electrical rack 20 are in the same side roof cavity 50, they are arranged side by side along the length direction of the vehicle body, and the second electrical rack 20 being located at the opposite side of the first electrical rack 10 means that they are respectively located in the side roof cavities 50 at two sides; the first installation part can be connected to a plate on the first electric frame 10 through a hinge or a rotating shaft, the plate surface is connected with a rear panel fixed electric component 101, and the first installation part is fixed through detachably connected bolts, hoops, ties and the like in a vertical fixed state and an inclined maintenance state; the second mounting portion may be a structural member that is slidably connected up and down, and the structural member may be a frame-type or box-type member, or may be a flat plate-type member, so that the front panel-fixed electrical component 201 is convenient to mount.
Compared with the prior art, the rail vehicle electrical equipment installation system provided by the embodiment directly uses the side roof cavity 50 formed by enclosing the carriage side roof inner wall 30 and the built-in side roof 40 as the layout space of the electrical equipment, the first electrical frame 10 and the second electrical frame 20 are used as the installation foundation of the electrical equipment, the conventional electrical cabinets are not required to be configured, the space occupied by the conventional electrical cabinets can be compressed, the space utilization rate is improved, various electrical equipment is classified according to the installation connection positions of the electrical equipment, the rear panel fixed electrical parts 101 are intensively installed on the first electrical frame 10, the front panel fixed electrical parts 201 are intensively installed on the second electrical frame 20, the layout rule is clear, when the built-in side roof 40 is dismantled for electrical overhaul, only the first installation part is required to be overturned to an oblique overhaul state, the corresponding rear panel fixed electrical parts 101 are enabled to be overturned forward and downwards, so that the blocking range of the luggage frame 60 is extended, the overhaul operation space is increased, the operation difficulty is reduced, when the front panel fixed electrical parts 201 are required to be overhauled, the second installation space is only pulled downwards, the corresponding front panel fixed electrical parts are required to be driven to descend, the operation difficulty is reduced, the whole operation is reduced, and the operation difficulty is reduced to be convenient and the upper side is convenient to install the upper part and the operation is convenient.
In some embodiments, referring to fig. 2, 3 and 5, the first electrical rack 10 includes a mounting bracket 11, a carrier plate 12, and a first limiting structure 13; the mounting bracket 11 is used for being fixedly connected to the side roof inner wall 30 of the carriage, and two groups of mounting points 110 are vertically and alternately distributed at one end far away from the side wall of the carriage; the bottom end of the carrier plate 12 is hinged with a mounting point 110 at the lower part along the length direction of the vehicle body, the middle part of the carrier plate 12 is detachably connected with the mounting point 110 at the upper part, and the surface of the carrier plate 12 facing the middle part of the carriage is a first mounting part; the first limiting structure 13 is disposed between the mounting bracket 11 and the carrier plate 12, and is used for maintaining the carrier plate 12 in a vertical fixed state and an inclined maintenance state.
The fixing connection mode of the mounting bracket 11 and the inner wall 30 of the carriage side roof can be that bolts are embedded in sliding grooves (sliding grooves with the carriage body structure) on the inner wall 30 of the carriage side roof, holes or U grooves are formed in corresponding positions of the mounting bracket 11, the bolts pass through the holes or the U grooves and then are screwed with nuts for fixing, the corresponding positions of the mounting bracket 11 can also be directly penetrated with the bolts and then are screwed with the inner wall of the carriage body for fixing, but in consideration of the requirements on the strength and the tightness of the carriage body, the mode of connecting by utilizing the sliding grooves of the carriage body is preferably adopted; the carrier plate 12 is hinged on the mounting point 110 below, specifically, the hinge can be welded on the mounting point 110 below, and the hinge is fixedly connected with the bottom edge of the carrier plate 12, when the carrier plate 12 is turned to a vertical fixing state or an inclined maintenance state, the carrier plate 12 and the mounting bracket 11 are fixed through the first limiting structure 13, so that the state stability of the carrier plate 12 during normal operation and maintenance is ensured, and especially for the vertical fixing state, the state stability of the carrier plate is required to be paid more attention to due to the factors such as vibration, air pressure change and the like during normal running of the vehicle body, specifically, the bolts penetrating through the middle of the carrier plate 12 are fixedly connected with the mounting point 110 above, so that the upper mounting point 110 and the lower mounting point 110 form a fixed connection relationship with the carrier plate 12, and the stability of the vertical fixing state is improved.
As a specific embodiment of the first limiting structure 13, the first limiting structure 13 includes a connecting rod 131 and a plurality of connecting holes 132, one end of the connecting rod 131 is connected with the mounting bracket 11, the other end extends toward the carrier plate 12, and the extending end is provided with a connecting piece 133 along the length direction of the vehicle body; the plurality of connecting holes 132 are vertically distributed on the carrier plate 12 at intervals, and the axial direction of the connecting holes is consistent with the length direction of the vehicle body; wherein, the connecting pieces 133 are detachably connected with the corresponding connecting holes 132 in a vertical fixing state and an inclined maintenance state, respectively.
When the rear panel fixed type electric component 101 is required to be overhauled, the connecting piece 133 is only required to be detached from the connecting hole 132, then the carrier plate 12 is turned over to a proper angle forwards and downwards, and then the connecting piece 133 is penetrated into the other connecting hole 132 aligned with the connecting hole 132 again.
In order to improve the maintenance operation safety and avoid the carrier plate 12 from turning forward to be in place or freely turning downwards under the gravity to hurt the human body or damage the electric parts due to misoperation, in the embodiment, a first anti-drop chain 14 is arranged between the mounting bracket 11 and the carrier plate 12, one end of the first anti-drop chain 14 is fixedly connected with the position of the mounting bracket 11, which is close to the mounting point 110 above the first anti-drop chain, and the other end is fixedly connected with the middle upper part of the carrier plate 12; both sides of the mounting bracket 11 and the carrier plate 12 are provided with a first limiting structure 13 and a first anti-drop chain 14. In the vertical fixed state, the first anti-drop chain 14 is in a loose state, and in the inclined maintenance state, even if the first limiting structure 13 is not used, the carrier plate 12 can only be turned over to an angle at which the first anti-drop chain 14 is tight, so that the carrier plate 12 can be prevented from freely falling down and turning over before the first limiting structure 13 is not effective due to the fact that an operator takes hands off or other misoperation.
In some possible implementations, referring to fig. 2 to 4 and fig. 6 to 8, the second electrical rack 20 includes a fixing frame 21 and a lifting frame 22, where the fixing frame 21 has at least two fixing points 210 spaced apart along the length direction of the vehicle body, and each fixing point 210 is fixedly connected to the roof side inner wall 30 of the vehicle cabin; the lifting frame 22 is vertically and slidably connected to the fixed frame 21, a second installation part is arranged on the lifting frame 22, and a space suitable for accommodating the front panel fixed electric component 201 is formed inside the lifting frame 22; wherein, in the upper fixed state, the lifting frame 22 slides upwards and stretches into the fixed frame 21, and in the lower maintenance state, the lifting frame 22 slides downwards to the lower part of the fixed frame 21.
The two fixing points 210 may be two extension beams perpendicular to the side wall (vertical wall) of the carriage, which are distributed on the fixing frame 21 at intervals, the extension ends of the extension beams are fixedly connected with the sliding grooves of the carriage body positioned on the side top inner wall 30 of the carriage, the sliding fit implementation mode of the lifting frame 22 and the fixing frame 21 may be that a sliding block is arranged on the lifting frame 22, a vertical slideway is arranged on the fixing frame 21, the sliding block is matched with the vertical slideway, or four vertical corners of the lifting frame 22 are directly utilized to slide and abut against four vertical inner corners of the fixing frame 21, namely, the fixing frame 21 adopts four angle steels as fixing vertical beams, the lifting frame 22 adopts angle steels or square steels with relatively small sizes as sliding vertical beams, and the outer corner walls of the four sliding vertical beams are in sliding fit with the inner corner walls of the four fixing vertical beams; the second installation part can be a bottom plate 220 which is positioned at the bottom of the lifting frame 22 and is shaped like a Chinese character 'hui', so that the periphery of the front panel fixed type electric part 201 can be lapped and fixed, and an operator can conveniently pass through the hui port to carry out corresponding maintenance operation; it will be appreciated that the cross-sectional dimension of the lifting frame 22 is smaller than that of the fixed frame 21, so that in the upper fixed state, the lifting frame 22 together with the front panel fixed electrical component 201 can extend into the frame body of the fixed frame 21, thereby reducing space occupation, and in the lower maintenance state, the lifting frame 22 together with the front panel fixed electrical component 201 descends below the fixed frame 21, thereby reducing operation to facilitate maintenance work.
In some embodiments, the bottom of at least one side of the fixing frame 21 in the length direction of the vehicle body is provided with a cross beam 211, the cross beam 211 is provided with a vertical threaded hole 2111 and a horizontal threaded hole, the bottom wall of the lifting frame 22 is provided with a vertical through hole 221, the side wall is provided with a horizontal through hole 222 above the vertical through hole 221, the lifting frame 22 is fixedly connected with the cross beam 211 through a threaded fastener 23, wherein in the upper fixing state, the threaded fastener 23 passes through the vertical through hole 221 to be screwed with the vertical threaded hole 2111, and in the lower maintenance state, the threaded fastener 23 passes through the horizontal through hole 222 to be screwed with the horizontal threaded hole.
The beam 211 can improve the structural strength of the fixed frame 21 to avoid deformation, and can maintain the stability of the upper fixed state and the lower maintenance state by connecting the threaded fastener 23 with different positions of the beam 211 to improve the connection reliability of the lifting frame 22 in the two states.
Specifically, in this embodiment, a second limiting structure 24 is disposed on a side of the fixed frame 21 and the lifting frame 22, which is close to the cabin roof inner wall 30, and the second limiting structure 24 includes a gas spring 241 and two second anti-drop chains 242, one end of the gas spring 241 is connected to the middle of the fixed frame 21, and the other end extends vertically downward and is connected to the lifting frame 22; the two second anti-drop chains 242 are symmetrically distributed on two sides of the gas spring 241, one end of each second anti-drop chain 242 is connected with the fixed frame 21, and the other end is connected with the lifting frame 22; wherein, in the upper fixed state, the gas spring 241 is in the compression limit, and in the lower maintenance state, the gas spring 241 is in the extension limit.
When the connection relationship between the threaded fastener 23 and the vertical threaded hole 2111 is released in the upper fixing state, the lifting frame 22 falls down under the elastic pushing action of the air spring 241, and of course, the air spring 241 with damping can be preferably adopted, so that the slowly lowering effect of the lifting frame 22 is realized, collision is avoided, when the air spring 241 is extended to the limit length, the lifting frame 22 falls to the height of the horizontal through hole 222 aligned with the horizontal threaded hole, then the threaded fastener 23 passes through the horizontal through hole 222 to be fixedly connected with the horizontal threaded hole, and overhaul operation can be performed.
Further, in the present embodiment, the two sides of the lifting frame 22 along the longitudinal direction of the vehicle body are respectively provided with the roll-over frames 25, the two roll-over frames 25 together form the second mounting portion, the roll-over frames 25 are hinged to the edge of the lifting frame 22 away from the fixing point 210, and in the lower maintenance state, the roll-over frames 25 can be kept in a horizontally fixed state and can be turned to an inclined supporting state.
The two roll-over frames 25 together form a second installation part suitable for connecting the front panel fixed electric components 201 such as 3U (communication system host, network control host, fire alarm host) and the like, when maintenance operation is performed, the front panel fixed electric components 201 can be driven to form an inclined state through the roll-over inclination of the roll-over frames 25, and under the condition of reduced operation height, the front panel fixed electric components can also incline towards the outer side of the luggage rack 60, so that the problem that an operator arm can bypass the luggage rack 60 to perform operation during maintenance can be solved, maintenance obstacles are reduced, and maintenance operation difficulty is reduced.
It should be understood that in the present embodiment, rack plates 2201 are respectively disposed on two sides of the bottom of the frame body of the lifting frame 22, the two rack plates 2201 respectively correspond to the positions of the two roll-over frames 25, the support plate 251 is hinged on the bottom surface of the roll-over frames 25 away from the hinge sides thereof, in the inclined support state, the bottom end of the support plate 251 is engaged with one of the engaging teeth of the rack plates 2201, in the horizontal fixed state, the support plate 251 is engaged with the bottom surface of the roll-over frames 25, and the end of the roll-over frames 25 away from the hinge sides thereof is detachably connected with the lifting frame 22 through a fastener.
When the lifting frame 22 descends to the lower position and is fixed, the roll-over stand 25 is swung forward to a proper inclination angle, then the lower ends (swing ends) of the two support plates 251 are clamped into corresponding clamping teeth on the rack plate 2201, so that the roll-over stand 25 is kept in an inclined support state, after maintenance is finished, the roll-over stand 25 can be reset to a horizontal fixed state by separating the lower ends of the swing support plates 251 from the clamping teeth, and at the moment, the support plates 251 are attached to the bottom wall of the roll-over stand 25, so that the space is hardly occupied, and the operation is simple and convenient.
At least one side of the lifting frame 22 and the roll-over stand 25 in the longitudinal direction of the vehicle body is provided with an elastic traction member 252, one end of the elastic traction member 252 is connected to a position of the lifting frame 22 near the cabin roof inner wall 30, and the other end is connected to the middle of the roll-over stand 25.
The elastic traction force to the roll-over stand 25 can be always maintained by arranging the elastic traction piece 252 (a spring or an elastic rope), so that on one hand, the stability of the roll-over stand 25 in a horizontal fixed state and an inclined support state can be improved, and on the other hand, the situation that the roll-over stand 25 is turned over (more than 45 degrees or more) due to misoperation, so that the center of gravity of the roll-over stand 25 and the front panel fixed electric part 201 deviates out of the lifting frame, and then the situation that the roll-over stand falls down to the front lower side of the lifting frame 22 under the action of gravity and damages a human body is avoided, and the maintenance operation safety and stability are improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. Rail vehicle electrical equipment mounting system, characterized by comprising:
the first electric frame is fixedly connected in a side roof cavity formed by the inner wall of the side roof of the carriage and the inner side roof plate, a first installation part suitable for installing a rear panel fixed electric component is arranged on the first electric frame, and the first installation part is in a vertical fixed state and can be turned forwards and downwards to be in an inclined maintenance state;
the second electric rack is fixedly connected in the side top cavity and is positioned at the side or the opposite side of the first electric rack, a second installation part suitable for installing a front panel fixed electric component is arranged on the second electric rack, and the second installation part is in an upper fixed state and can also slide downwards to a lower overhaul state;
wherein the first electrical rack comprises:
the mounting bracket is fixedly connected to the inner wall of the side roof of the carriage, and two groups of mounting points are distributed at an upper and lower interval at one end far away from the side wall of the carriage;
the bottom end of the carrier plate is hinged with the mounting point position below along the length direction of the vehicle body, the middle part of the carrier plate is detachably connected with the mounting point position above, and the plate surface of the carrier plate facing the middle part of the carriage is the first mounting part;
the first limiting structure is arranged between the mounting bracket and the carrier plate and used for keeping the carrier plate in the vertical fixed state and the inclined maintenance state;
the first limit structure includes:
one end of the connecting rod is connected with the mounting bracket, the other end of the connecting rod extends towards the carrier plate, and the extending end is provided with a connecting piece in a penetrating way along the length direction of the vehicle body;
the connecting holes are distributed on the carrier plate at intervals up and down, and the axial directions of the connecting holes are consistent with the length direction of the vehicle body;
and the connecting piece is detachably connected with the corresponding connecting hole respectively in the vertical fixing state and the inclined maintenance state.
2. The rail vehicle electrical equipment mounting system according to claim 1, wherein a first anti-drop chain is arranged between the mounting bracket and the carrier plate, one end of the first anti-drop chain is fixedly connected with the mounting bracket near the mounting point above the mounting bracket, and the other end of the first anti-drop chain is fixedly connected with the middle upper part of the carrier plate; the mounting bracket with the both sides of support plate all are equipped with first limit structure with first anticreep chain.
3. The rail vehicle electrical equipment mounting system of any one of claims 1-2, wherein the second electrical rack comprises:
the fixed frame is provided with at least two fixed points which are distributed at intervals along the length direction of the car body, and each fixed point is respectively and fixedly connected with the inner wall of the side roof of the carriage;
the lifting frame is vertically connected to the fixed frame in a sliding manner, the second installation part is arranged on the lifting frame, and a space suitable for accommodating the front panel fixed electric component is formed inside the lifting frame;
when the upper maintenance state is adopted, the lifting frame slides upwards and stretches into the fixed frame, and when the lower maintenance state is adopted, the lifting frame slides downwards to the position below the fixed frame.
4. The rail vehicle electrical equipment mounting system according to claim 3, wherein the fixing frame is provided with a cross beam at the bottom of at least one side in the longitudinal direction of the vehicle body, the cross beam is provided with a vertical threaded hole and a horizontal threaded hole, the bottom wall of the lifting frame is provided with a vertical through hole, the side wall of the lifting frame is provided with a horizontal through hole above the vertical through hole, and the lifting frame is fixedly connected with the cross beam through a threaded fastener, wherein in the upper fixing state, the threaded fastener passes through the vertical through hole to be screwed with the vertical threaded hole, and in the lower maintenance state, the threaded fastener passes through the horizontal through hole to be screwed with the horizontal threaded hole.
5. The rail vehicle electrical equipment mounting system of claim 3, wherein a side of the fixed frame and the lifting frame adjacent to the cabin roof inner wall is provided with a second limit structure, the second limit structure comprising:
one end of the air spring is connected with the middle part of the fixed frame, and the other end of the air spring extends vertically downwards and is connected with the lifting frame;
the two second anti-drop chains are symmetrically distributed on two sides of the gas spring, one end of each second anti-drop chain is connected with the fixed frame, and the other end of each second anti-drop chain is connected with the lifting frame;
and when the upper-position fixed state is adopted, the gas spring is positioned at the compression limit, and when the lower-position overhauling state is adopted, the gas spring is positioned at the extension limit.
6. The electric equipment installation system for railway vehicle as claimed in claim 3, wherein the lifting frame is provided with roll-over frames at both sides of the inside of the frame body in the longitudinal direction of the vehicle body, the two roll-over frames together form the second installation part, the roll-over frames are hinged with the lifting frame at the edges of one side far away from the fixing point, and in the lower maintenance state, the roll-over frames can be maintained in a horizontally fixed state and can be turned over to an inclined support state.
7. The electric equipment installation system for railway vehicle as claimed in claim 6, wherein rack plates are respectively provided at both sides of the bottom of the frame body of the lifting frame, two rack plates are respectively corresponding to the positions of two roll-over frames, a support plate is hinged to the bottom surface of the roll-over frame far from the hinge side of the roll-over frame, in the inclined support state, the bottom end of the support plate is clamped with one of the clamping teeth of the rack plates, in the horizontal fixed state, the support plate is attached to the bottom surface of the roll-over frame, and one end of the roll-over frame far from the hinge side of the roll-over frame is detachably connected with the lifting frame through a fastener.
8. The electric equipment installation system for railway vehicle as claimed in claim 7, wherein the lifting frame and the roll-over stand are provided with an elastic traction member on at least one side in the longitudinal direction of the vehicle body, one end of the elastic traction member is connected to a position of the lifting frame near the roof inner wall of the cabin side, and the other end is connected to the middle part of the roll-over stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210851424.3A CN115123318B (en) | 2022-07-19 | 2022-07-19 | Rail vehicle electrical equipment installation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210851424.3A CN115123318B (en) | 2022-07-19 | 2022-07-19 | Rail vehicle electrical equipment installation system |
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| CN115123318A CN115123318A (en) | 2022-09-30 |
| CN115123318B true CN115123318B (en) | 2023-04-25 |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB243125A (en) * | 1924-09-30 | 1925-11-26 | British Thomson Houston Co Ltd | Electric switch-gear |
| GB397796A (en) * | 1932-06-21 | 1933-08-31 | George Ethelbert Whitehead | Improvements in electrical switchgear |
| JPH08238993A (en) * | 1995-03-02 | 1996-09-17 | Yagi Antenna Co Ltd | On-vehicle electronic device |
| JP2005145269A (en) * | 2003-11-17 | 2005-06-09 | Odakyu Dentetsu Kk | Underfloor cover device for railway vehicle |
| CN205946429U (en) * | 2016-08-17 | 2017-02-08 | 南京华脉科技股份有限公司 | Installation stand can convertible hanging mounting plate case |
| CN207925934U (en) * | 2018-02-24 | 2018-09-28 | 江西开程电气有限公司 | A kind of suspension type high-low pressure electrical cabinet |
| CN210694618U (en) * | 2019-11-06 | 2020-06-05 | 中车青岛四方机车车辆股份有限公司 | Train and electric box thereof |
| CN111703442A (en) * | 2020-05-13 | 2020-09-25 | 中车青岛四方机车车辆股份有限公司 | Drawer type electrical equipment box, seat and rail vehicle |
| CN111917014A (en) * | 2020-08-10 | 2020-11-10 | 郑响球 | Wall-mounted outdoor protection power distribution cabinet |
| CN112356857A (en) * | 2020-11-26 | 2021-02-12 | 中车株洲电力机车有限公司 | Electrical screen cabinet mounting structure and rail vehicle |
| CN112498377A (en) * | 2020-12-18 | 2021-03-16 | 中国铁建高新装备股份有限公司 | Support, carriage and rail vehicle |
| CN214044459U (en) * | 2020-12-18 | 2021-08-24 | 武汉西高电器有限公司 | Electric appliance cabinet convenient to maintain for substation |
| CN215621952U (en) * | 2021-07-07 | 2022-01-25 | 中车唐山机车车辆有限公司 | Regulator cubicle mounting structure and rail train |
| CN216034370U (en) * | 2021-08-03 | 2022-03-15 | 中车唐山机车车辆有限公司 | Carriage and rail vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8511237B2 (en) * | 2007-07-19 | 2013-08-20 | Mitsubishi Heavy Industries, Ltd. | Guideway electric vehicle mounted with batteries |
| US11840267B2 (en) * | 2018-03-27 | 2023-12-12 | Mitsubishi Electric Corporation | Control device for railway vehicle |
-
2022
- 2022-07-19 CN CN202210851424.3A patent/CN115123318B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB243125A (en) * | 1924-09-30 | 1925-11-26 | British Thomson Houston Co Ltd | Electric switch-gear |
| GB397796A (en) * | 1932-06-21 | 1933-08-31 | George Ethelbert Whitehead | Improvements in electrical switchgear |
| JPH08238993A (en) * | 1995-03-02 | 1996-09-17 | Yagi Antenna Co Ltd | On-vehicle electronic device |
| JP2005145269A (en) * | 2003-11-17 | 2005-06-09 | Odakyu Dentetsu Kk | Underfloor cover device for railway vehicle |
| CN205946429U (en) * | 2016-08-17 | 2017-02-08 | 南京华脉科技股份有限公司 | Installation stand can convertible hanging mounting plate case |
| CN207925934U (en) * | 2018-02-24 | 2018-09-28 | 江西开程电气有限公司 | A kind of suspension type high-low pressure electrical cabinet |
| CN210694618U (en) * | 2019-11-06 | 2020-06-05 | 中车青岛四方机车车辆股份有限公司 | Train and electric box thereof |
| CN111703442A (en) * | 2020-05-13 | 2020-09-25 | 中车青岛四方机车车辆股份有限公司 | Drawer type electrical equipment box, seat and rail vehicle |
| CN111917014A (en) * | 2020-08-10 | 2020-11-10 | 郑响球 | Wall-mounted outdoor protection power distribution cabinet |
| CN112356857A (en) * | 2020-11-26 | 2021-02-12 | 中车株洲电力机车有限公司 | Electrical screen cabinet mounting structure and rail vehicle |
| CN112498377A (en) * | 2020-12-18 | 2021-03-16 | 中国铁建高新装备股份有限公司 | Support, carriage and rail vehicle |
| CN214044459U (en) * | 2020-12-18 | 2021-08-24 | 武汉西高电器有限公司 | Electric appliance cabinet convenient to maintain for substation |
| CN215621952U (en) * | 2021-07-07 | 2022-01-25 | 中车唐山机车车辆有限公司 | Regulator cubicle mounting structure and rail train |
| CN216034370U (en) * | 2021-08-03 | 2022-03-15 | 中车唐山机车车辆有限公司 | Carriage and rail vehicle |
Non-Patent Citations (2)
| Title |
|---|
| 杨瀛瑜 ; 蒋聪健 ; 李涛 ; 黄学君 ; .CR300AF型复兴号动车组高压电器箱研制.机车电传动.2019,(第06期),第52-55页. * |
| 赵梓连.地铁车辆车载电气设备结构优化研究.《中国优秀硕士学位论文全文数据库（工程科技II辑）》.2021,(第1期),C033-559. * |
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