A kind of drawer structure of low-tension switch cabinet
Technical field
The utility model relates to a kind of low-tension switch cabinet, refers to especially the drawer structure of low-tension switch cabinet.
Background technology
The drawer structure of the low-tension switch cabinet of prior art, between its drawer body and track support, be one or there is no a track support, so drawer is synchronizeed with the propulsive mechanism on it, switch cubicle drawer in separation, test and link position can move at the diverse location of low-tension switch cabinet, the degree of protection of such three positions has changed, particularly test and separation point position drawer have and partially open, degree of protection is very low, have a strong impact on safety, dust also easily enters switch cubicle in addition.
Summary of the invention
The utility model overcomes the deficiency that prior art exists, provide the degree of protection of a kind of switch cubicle drawer in separation, test and link position the same with link position, also can finely prevent that in addition dust from entering the propulsive mechanism of the novel low-tension switch cabinet of drawer.
In order to realize above object, this is practical newly by the following technical solutions: a kind of drawer structure of low-tension switch cabinet, include drawer and be arranged on on/off switch action bars and the operating mechanism on drawer, described drawer includes drawer body and track support, on/off switch action bars rotates and is arranged on the transverse slat of track support, slippage setting between drawer body and track support, described operating mechanism includes framework, drawer body propulsion plant and switch cabinet drawer display unit, its middle frame is fixedly installed on the transverse slat of track support, drawer body propulsion plant includes rotating screw bolt and screwed mounting panel, described mounting panel is fixedly installed on the base plate of drawer body or is wholely set with the base plate of drawer body, described rotating screw bolt rotates and is arranged on framework, screw-threaded engagement on rotating screw bolt and mounting panel, rotating screw bolt rotates and drives mounting panel and drawer body to move, described switch drawer display unit includes displaying block, carriage release lever and thumb wheel, wherein carriage release lever is with displaying block one or be fixedly connected with, on carriage release lever, be provided with moving tooth, described thumb wheel rotates and is arranged on framework or transverse slat, thumb wheel below is provided with shifting disc, on described mounting panel, be fixedly installed shifting block, mounting panel moves and makes shifting block drive shifting disc to rotate, shifting disc drives thumb wheel to rotate, thumb wheel rotates and drives carriage release lever and displaying block to move the demonstration that realizes drawer positions.
By adopting such scheme, drawer is in separation, in the time of connection and test position, the track support of drawer is all static, the door of drawer is in separation like this, connection and test position position are all closed, can greatly improve the degree of protection of low-tension switch cabinet like this, can well solve in addition dust and enter the problem in low-tension switch cabinet, wherein drawer body propulsion plant includes rotating screw bolt and screwed mounting panel, described mounting panel is fixedly installed on the base plate of drawer body or is wholely set with the base plate of drawer body, described rotating screw bolt rotates and is arranged on framework, screw-threaded engagement on rotating screw bolt and mounting panel, rotating screw bolt rotates and drives mounting panel and drawer body to move, in operation rotating screw bolt, track support is motionless all the time like this, and the movement on track support of drawer body meets on/off switch action bars realization separation, the operation of connection and test function.Described switch drawer display unit includes displaying block in addition, carriage release lever and thumb wheel, wherein carriage release lever is with displaying block one or be fixedly connected with, on carriage release lever, be provided with moving tooth, described thumb wheel rotates and is arranged on framework, thumb wheel below is provided with shifting disc, on described mounting panel, be fixedly installed shifting block, mounting panel moves and makes shifting block drive shifting disc to rotate, shifting disc drives thumb wheel to rotate, thumb wheel rotates and drives carriage release lever and displaying block to move the demonstration that realizes drawer positions, like this by the position that can show drawer on drawer panel that arranges of indication mechanism, and the demonstration of above-mentioned position can realize by rotating screw bolt, very simple.
Further setting of the present utility model is: in described operating mechanism, also include mounting panel locking device, mounting panel locking device includes housing, release push rod, locking bar, bending push rod and spring, wherein locking bar upper end passes in the location hole of inserting framework from housing, the lower end of locking bar can pass the lock hole being placed on mounting panel from housing, the kink of described bending push rod is hinged on housing, the end of the first bent over arms of bending push rod is movably connected on locking bar, appear for pressing from transverse slat release push rod one end, the other end of release push rod is conflicted on the end of bending push rod the second bent over arms, described spring is placed in housing, on the boss of conflicting in housing in spring one end, the other end is conflicted in bending push rod the second bent over arms, spring is contrary to the thrust direction of the second bent over arms with release push rod to the elastic force direction of the second bent over arms, thereby promotion release push rod makes to bend push rod and rotates the lock hole of realizing on locking bar lower end disengaging mounting panel.
By adopting technique scheme, make drawer body in operation, be subject to the control of mounting panel locking device, can well prevent like this staff or inoperative personnel's misoperation, in the situation that drawer body is advanced or the release push rod that need to operate mounting panel locking device in mobile of retracting just can operate, very reasonable, the unusual science, simple of the mechanism of mounting panel locking device self in addition, and install after can producing separately.
Further setting of the present utility model is: in described operating mechanism, also include the rotating screw bolt hole radical occlusion device and the release push-rod lock that are arranged on transverse slat and determine device, rotating screw bolt hole radical occlusion device includes baffle plate, projection and push jack, wherein the middle part of baffle plate is directly or indirectly hinged on transverse slat, described projection is fixedly installed on on/off switch action bars, push jack one end is hinged to be arranged on projection, the other end has been folded with conflict piece, this conflict piece can compress one end of baffle plate, on described transverse slat, be provided with the rotating screw bolt hole for operation rotating screw bolt, baffle plate can be realized the shutoff in rotating screw bolt hole or separated cooperation under the compressing of self gravitation or conflict piece, the locking device of described release push rod includes locking inserted link and back-moving spring, through hole and pilot hole are set on described transverse slat, locking inserted link one end is plugged in pilot hole, the other end inserts in through hole, on described release push rod, be provided with detent, locking inserted link lower end is provided with the socket that can insert detent, on locking inserted link, be provided with shoulder rank and poke rod, back-moving spring is set in the upper end of locking inserted link, conflict on shoulder rank in back-moving spring one end, the other end is conflicted in pilot hole one side, on described push jack upper side, be provided with inclined-plane, push jack moves its inclined-plane and can promote to move on poke rod, on poke rod, the moving locking of shipper pole inserted link overcomes and on the elastic force of back-moving spring, moves the detent that the socket that makes to lock inserted link lower end departs from release push rod and discharge release push rod, push jack moves its inclined-plane and leaves the detent locking release push rod that the socket that locks inserted link lower end after poke rod inserts release push rod.
By adopting such scheme, wherein rotating screw bolt hole radical occlusion device can carry out safety to rotating screw bolt hole and blocks, when on/off switch action bars is at closing position, its conflict piece is separated with baffle plate, at this time block in rotating screw bolt hole under the effect of self gravitation baffle plate bottom, movement that so just cannot operating drawer body, when on/off switch action bars is in separation point position, its conflict piece compresses baffle plate, at this time baffle plate bottom is by the separated rotating screw bolt of perk hole, so just just can realize the movement to operating drawer body, in addition by the locking device of release push rod is set, can control release push rod like this, when on/off switch action bars is at closing position, under the effect of spring, it locks with the detent of release push rod its locking inserted link, mounting panel just cannot move and cause whole drawer body to operate like this, when on/off switch action bars is in separation point position, push jack moves its inclined-plane and can promote to move on poke rod, on poke rod, the moving locking of shipper pole inserted link overcomes and on the elastic force of back-moving spring, moves the detent that the socket that makes to lock inserted link lower end departs from release push rod and discharge release push rod, can operate mounting panel.
Further setting of the present utility model is: the hinged door board of switch cabinet hook that is provided with on described transverse slat, door-plate hook middle part is hinged on transverse slat, the rear end gravity of door-plate hook is greater than the chimoto of front end, the bending downwards of door-plate hook rear end is provided with push rod, on described mounting panel, be provided with the high bottom surface coordinating with push rod, between high bottom surface, by inclined-plane, be connected, the chimoto perk of hook and the door-plate release of low-tension switch cabinet when the top of push rod and the bottom surface of mounting panel coordinate, when the top of push rod and the high face of mounting blocks coordinate, the chimoto of hook presses down with the locking door of low-tension switch cabinet and coordinates.
By adopting such scheme, we can be linked up with and be coordinated with high bottom surface on mounting panel that to make the door of low-tension switch cabinet be not to open arbitrarily by door board of switch cabinet, improve like this fail safe of low-tension switch cabinet, wherein in test and link position door board of switch cabinet, link up with rear end always on high face, door-plate hook can directly lock by opposite house like this, prevents that door is opened, and at separation point position door board of switch cabinet, links up with rear end in low level, door-plate hook perk like this, door can be opened.
Last setting of the present utility model is: the both sides of described track support are respectively arranged with drawer lock device, drawer lock device includes shell, the second release push rod, the second locking bar, the second bending push rod and the second spring, wherein second locking bar one end passes and extends to drawer body outside from shell, the long through-hole passing for the second locking bar is set on described drawer body, the second locking bar is slip motion in this long through-hole, the kink of described the second bending push rod is hinged on shell, the end of the A bent over arms of the second bending push rod is movably connected on the second locking bar, appear for pressing from shell second release push rod one end, the other end of the second release push rod is conflicted on the end of the second bending push rod B bent over arms, described the second spring is placed in shell, on the boss of conflicting in the enclosure in second spring one end, the other end is conflicted in the B bent over arms of the second bending push rod, the second spring is contrary to the thrust direction of B bent over arms with the second release push rod to the elastic force direction of B bent over arms, thereby promoting the second release push rod makes the second bending push rod rotation realize flexible release or the lock out action of realizing of the second locking bar.
By adopting such scheme, when we in the end need to open drawer, need operating drawer locking device just drawer body and rail brackets all can be extracted out, whole like this drawer just can be opened, and greatly increases the fail safe of product.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the stereogram of the link position of the utility model embodiment;
Fig. 2 is the stereogram of the test position of the utility model embodiment;
Fig. 3 is the stereogram of the separation point position of the utility model embodiment;
Fig. 4 is the vertical view that the utility model embodiment reflects drawer body propulsion plant and switch cabinet drawer display unit;
Fig. 5 is the end view that the utility model embodiment reflects drawer body propulsion plant and switch cabinet drawer display unit;
Fig. 6 is the stereogram that the utility model embodiment reflects mounting panel locking device;
Fig. 7 is the internal structure schematic diagram that the utility model embodiment reflects mounting panel locking device;
Fig. 8 is that the utility model embodiment reflects that rotating screw bolt hole radical occlusion device closes the structural representation of screw hole;
Fig. 9 is that the utility model embodiment reflects that rotating screw bolt hole radical occlusion device opens the structural representation of screw hole;
Figure 10 is that the utility model embodiment reflects the perspective view in release push rod locking device;
Figure 11 is that the utility model embodiment reflects the internal structure schematic diagram in release push rod locking device;
Figure 12 is that the utility model embodiment reflects that door-plate links up with the structural representation of hinged state;
Figure 13 is that the utility model embodiment reflects door-plate hook structure schematic diagram;
Figure 14 is that the utility model embodiment reflects the structural representation that the second locking bar coordinates with drawer body;
Figure 15 is the stereogram that the utility model embodiment reflects drawer lock device;
Figure 16 is the cut-away view that the utility model embodiment reflects drawer lock device.
Embodiment
As shown in Fig. 1-Figure 16, a kind of drawer structure of low-tension switch cabinet, include drawer 1 and be arranged on on/off switch action bars 2 and the operating mechanism 3 on drawer 1, described drawer 1 includes drawer body 11 and track support 12, on/off switch action bars 2 rotates and is arranged on the transverse slat 121 of track support 12, the transverse slat 121 of track support 12 does not refer to a plate, it is fixing together that it can include several plates, transverse slat 121 is to be horizontally installed between two siding tracks 122 of track support 12 for playing fixedly siding track 122 and auxiliary spare part being installed, slippage setting between drawer body 11 and track support 12, described operating mechanism 3 includes framework 30, drawer body propulsion plant 31 and switch cabinet drawer display unit 32, its middle frame 30 is fixedly installed on the transverse slat 122 of track support 12, framework 30 also can be wholely set with transverse slat 122, a part for transverse slat 121 namely when framework 30 is wholely set with transverse slat 121, so being fixedly installed on framework 30, some parts of saying here also can think to be fixed on transverse slat 121, its effect is the same, drawer body propulsion plant 31 includes rotating screw bolt 311 and screwed mounting panel 312, described mounting panel 312 is fixedly installed on the base plate 111 of drawer body 11 or is wholely set with the base plate 111 of drawer body 11, described rotating screw bolt 311 rotates and is arranged on framework 30, screw-threaded engagement on rotating screw bolt 311 and mounting panel 312, rotating screw bolt rotates 311 and drives mounting panel 312 and drawer body 11 to move, described switch drawer display unit 32 includes displaying block 321, carriage release lever 322 and thumb wheel 323, wherein carriage release lever 322 is with displaying block 321 one or be fixedly connected with, on carriage release lever 322, be provided with moving tooth 3221, described thumb wheel 323 rotates and is arranged on framework 30, thumb wheel 323 belows are provided with shifting disc 3231, on described mounting panel 312, be fixedly installed shifting block 3121, mounting panel 312 moves and makes shifting block 3121 drive shifting disc 3231 to rotate, shifting disc 3231 drives thumb wheel 323 to rotate, thumb wheel 323 rotates and drives carriage release lever 322 and displaying block 321 to move the demonstration that realizes drawer positions, by adopting such scheme, drawer is in separation, in the time of connection and test position, the track support 12 of drawer is all static, the door of drawer is in separation like this, connection and test position position are all closed, can greatly improve the degree of protection of low-tension switch cabinet like this, can well solve in addition dust and enter the problem in low-tension switch cabinet, wherein drawer body propulsion plant 31 includes rotating screw bolt 311 and screwed mounting panel 312, described mounting panel 312 is fixedly installed on the base plate 111 of drawer body 11 or is wholely set with the base plate 111 of drawer body 11, described rotating screw bolt 311 rotates and is arranged on framework 30, screw-threaded engagement on rotating screw bolt 311 and mounting panel 312, rotating screw bolt 311 rotates and drives mounting panel 312 and drawer body 11 to move, in operation rotating screw bolt 311, track support 12 is motionless all the time like this, and drawer body 11 movement on track support 12 meets the 2 realization separation of on/off switch action bars, the operation of connection and test function.Described switch drawer display unit 32 includes displaying block 321 in addition, carriage release lever 322 and thumb wheel 323, wherein carriage release lever 322 is with displaying block 321 one or be fixedly connected with, on carriage release lever 322, be provided with moving tooth 3221, described thumb wheel 323 rotates and is arranged on framework 30, thumb wheel 323 belows are provided with shifting disc 3231, on described mounting panel 312, be fixedly installed shifting block 3121, mounting panel 312 moves and makes shifting block 3121 drive shifting disc 3231 to rotate, shifting disc 3231 drives thumb wheel 323 to rotate, thumb wheel 323 rotates and drives carriage release lever 322 and displaying block 321 to move the demonstration that realizes drawer 1 position, like this by the position that can show drawer 1 on drawer panel that arranges of indication mechanism 32, and the demonstration of above-mentioned position can realize by rotating rotating screw bolt 311, very simple.
In the utility model embodiment, in described operating mechanism 3, also include mounting panel locking device 33, mounting panel locking device 33 includes housing 331, release push rod 332, locking bar 333, bending push rod 334 and spring 335, wherein locking bar 333 upper ends pass in the location hole 301 of inserting framework 30 from housing 331, the lower end of locking bar 333 passes the lock hole 3122 being placed on mounting panel 312 from housing 331, the kink of described bending push rod 334 is hinged on housing 331, the end of the first bent over arms 3341 of bending push rod 334 is movably connected on locking bar 333, appear for pressing from transverse slat 122 release push rod 332 one end, the other end of release push rod 332 is conflicted on the end of bending push rod 334 second bent over arms 3342, described spring 335 is placed in housing 331, on the boss of conflicting in housing 331 in spring 335 one end, the other end is conflicted in bending push rod 334 second bent over arms 3342, the thrust direction of 332 pairs of the second bent over arms 3342 of the elastic force direction of 335 pairs of the second bent over arms 3342 of spring and release push rod is contrary, thereby promotion release push rod 332 makes to bend push rod 334 and rotates the lock hole 3122 of realizing on locking bar 333 lower ends disengaging mounting panels 312, by adopting technique scheme, make drawer body 11 in operation, be subject to the control of mounting panel locking device 33, can well prevent like this staff or inoperative personnel's misoperation, in the situation that drawer body 11 is advanced or the release push rod 332 that need to operate mounting panel locking device 33 in mobile of retracting just can operate, very reasonable, when when mounting panel 312 advances or shifts out, locking bar 333 is entering lock hole 3122 in addition, can sound, can point out like this drawer body 11 to enter test or link position, the mechanism of last mounting panel locking device 33 self is science very, simply, and install after can producing separately.
In the utility model embodiment, in described operating mechanism 3, also include the rotating screw bolt hole radical occlusion device 35 and the release push-rod lock that are arranged on transverse slat 121 and determine device 36, rotating screw bolt hole radical occlusion device 35 includes baffle plate 351, projection 352 and push jack 353, wherein the middle part of baffle plate 351 is directly or indirectly hinged on transverse slat 121, described projection 352 is fixedly installed on on/off switch action bars 2, push jack 353 one end are hinged to be arranged on projection 352, the other end has been folded with conflict piece 3531, this conflict piece 3531 can compress one end of baffle plate 351, on described transverse slat 121, be provided with the rotating screw bolt hole 1213 for operation rotating screw bolt 311, baffle plate 351 can be realized the shutoff in rotating screw bolt hole 1213 or separated cooperation under the compressing of self gravitation or conflict piece 3531, the locking device 36 of described release push rod 332 includes locking inserted link 361 and back-moving spring 362, through hole 1214 and pilot hole 1215 are set on described transverse slat 121, locking inserted link 361 one end are plugged in pilot hole 1215, the other end inserts in through hole 1214, on described release push rod 332, be provided with detent 3321, locking inserted link 361 lower ends are provided with the socket 3611 that can insert detent 3321, on locking inserted link 361, be provided with shoulder rank 3612 and poke rod 3613, back-moving spring 362 is set in the upper end of locking inserted link 361, conflict on shoulder rank 3612 in back-moving spring 362 one end, the other end is conflicted in pilot hole 1,215 one sides, on push jack 353 upper sides of rotating screw bolt hole radical occlusion device 35, be provided with inclined-plane 3531, push jack 353 moves its inclined-plane 3531 and can promote to move on poke rod 3613, on poke rod 3613, the moving locking of shipper pole inserted link 361 overcomes and on the elastic force of back-moving spring 362, moves the detent 3321 that the socket 3611 that makes to lock inserted link 361 lower ends departs from release push rods 332 and discharge release push rods 332, push jack 353 moves the detent 3321 locking release push rods 332 that the socket 3611 that leaves the rear locking inserted link of poke rod 3,613 361 lower ends in its inclined-plane 3531 inserts release push rod 332, by adopting such scheme, wherein rotating screw bolt hole radical occlusion device 35 can carry out safety to rotating screw bolt hole 1213 and blocks, when on/off switch action bars 2 is at closing position, block in rotating screw bolt hole 1213 under the effect of self gravitation its conflict piece 3531 at this time baffle plate separated with baffle plate 351 351 bottoms, movement that so just cannot operating drawer body 11, when on/off switch action bars 2 is in separation point position, its conflict piece 3531 compresses baffle plate 351, at this time baffle plate 351 bottoms are by the separated rotating screw bolt of perk hole 1213, so just just can realize the movement to operating drawer body 11, in addition by the locking device 36 of release push rod 332 is set, can control release push rod 332 like this, when on/off switch action bars 2 is at closing position, under the effect of spring 362, it locks with the detent 3321 of release push rod 332 its locking inserted link 361, mounting panel 312 just cannot move and cause whole drawer body 11 to operate like this, when on/off switch action bars 2 is in separation point position, push jack 353 moves its inclined-plane and can promote to move on poke rod 3613, on poke rod 3613, the moving locking of shipper pole inserted link 361 overcomes and on the elastic force of back-moving spring 362, moves the detent 3321 that the socket 3611 that makes to lock inserted link 361 lower ends departs from release push rods 332 and discharge release push rods 332, can operate mounting panel 312.
In the utility model embodiment, the hinged door board of switch cabinet hook 37 that is provided with on described transverse slat 121, door-plate is linked up with on the fixture that 37 middle parts are hinged on transverse slat 121, rear end 371 gravity of door-plate hook 37 are greater than the chimoto 372 of front end, door-plate is linked up with the bending downwards of 37 rear ends and is provided with push rod 3711, on described mounting panel 312, be provided with the high bottom surface 3122 coordinating with push rod 3711, between high bottom surface 3122, by inclined-plane, be connected, chimoto 372 perks of hook and the door-plate release of low-tension switch cabinet when the top of push rod 3711 and the bottom surface of mounting blocks coordinate, when the top of push rod 3711 and the high face of mounting panel 312 coordinate, the chimoto 372 of hook presses down with the locking door of low-tension switch cabinet and coordinates, by adopting such scheme, we can link up with 37 by door board of switch cabinet and coordinate with high bottom surface 3122 on mounting panel 312 that to make the door of low-tension switch cabinet be not to open arbitrarily, improve like this fail safe of low-tension switch cabinet, wherein in test and link position door board of switch cabinet, link up with rear end always on high face, door-plate hook 37 can directly lock by opposite house like this, prevent that door is opened, at separation point position door board of switch cabinet, link up with 37 rear ends in low level, door-plate hook perk like this, door can be opened.
In the utility model embodiment, the both sides of described track support 12 are respectively arranged with drawer lock device 123, drawer lock device 123 includes shell 1231, the second release push rod 1232, the second locking bar 1233, the second bending push rod 1234 and the second spring 1235, wherein second locking bar 1233 one end pass and extend to drawer body 11 outsides from shell 1231, the long through-hole 112 passing for the second locking bar 1233 is set on described drawer body 11, the slip motion in this long through-hole 112 of the second locking bar 1233 does not affect the movement between drawer body 11 and track support 12, the kink of described the second bending push rod 1234 is hinged on shell 1231, the end of the A bent over arms of the second bending push rod 1234 is movably connected on the second locking bar 1233, appear for pressing from shell 1,231 second release push rod 1232 one end, the other end of the second release push rod 1232 is conflicted on the end of the B bent over arms of the second bending push rod 1234, described the second spring 1235 is placed in shell 1231, on the boss of conflicting in shell 1234 in second spring 1235 one end, the other end is conflicted in the B bent over arms of the second bending push rod 1234, the thrust direction of 1232 pairs of B bent over arms of the elastic force direction of 1235 pairs of B bent over arms of the second spring and the second release push rod is contrary, thereby promoting the second release push rod 1232 makes the second bending push rod 1234 rotations realize flexible release or the lock out action of realizing of the second locking bar 1233, by adopting such scheme, when we in the end need to open drawer 1, need operating drawer locking device 123 just drawer body 11 and rail brackets 12 all can be extracted out, whole like this drawer 1 just can be opened, greatly increase the fail safe of product.