CN209016004U - Band bearing separation preventing Ce Cao mechanism for jack switch case - Google Patents

Abstract

A kind of band bearing separation preventing Ce Cao mechanism for jack switch case is provided, including the rolling bearing units being installed in the middle part of jack box body side, rotation is supported by shaft in rolling bearing units, shaft one end is protruded into jack box box house and is fixedly connected by bent plate with circuit breaker handle, the shaft other end stretches out outside grafting box body and is fixedly connected with outer rotating handle thereon, the personnel on ground that stand are connect with outer rotating handle by driving pull rod and drive its rotation, outer rotating handle drives circuit breaker handle to separating brake or "on" position by bent plate, realize that staff faces the breaking-closing operating of eminence jack box on ground, it is time saving and energy saving, avoid the occurrence of personal safety hidden danger；Jack box body side corresponding position and outward turning turn to be equipped with the switch anticreep limiting device that the external rotating handle when outer rotating handle turns to separating brake and closes a floodgate carries out rotary spacing between handle end, reversion is disengaged when preventing outer rotating handle from turning to separating brake or "on" position, guarantees the stability that switch uses.

Description

Band bearing separation preventing Ce Cao mechanism for jack switch case

Technical field

A kind of the utility model category operating mechanism technical field, and in particular to band bearing separation preventing for jack switch case Ce Cao mechanism relates generally to play in 1KV and following bus duct plug switch box equipment to jack box inner breaker sub-cooperation effect Operating mechanism.

Background technique

Operating mechanism is electrical accessorie indispensable in jack box, by the mechanical movement of operating mechanism, to control jack box The division of inner breaker.Existing operating mechanism has mechanical actuator and motor-operating mechanism two ways.Mechanical behaviour Only have the operation of cabinet front rotating handle as mechanism and division handle directly operates two ways, operation handle is mounted on cabinet Or on-board the circuit breaker.When bus duct is mounted on high-altitude, jack box is typically mounted at right above bus duct, and division operation can be selected Mechanical operation and electric operating, using mechanical actuator, operator must just ascend a height operation, time-consuming and laborious, and electronic Operating mechanism is then expensive.It is therefore desirable to propose to improve.

Utility model content

The technical problem solved by the utility model is:to provide a kind of band bearing separation preventing sides for jack switch case to grasp machine Structure, the utility model realize staff and implement ground breaking-closing operating in face of the jack box of eminence installation on ground, do not need Staff ascends a height operation, time saving and energy saving, avoids the occurrence of personal safety hidden danger；And it can prevent outer rotating handle from turning to point Reversion is disengaged when lock or "on" position, guarantees the stability that switch uses, and realizes the new paragon of jack box side operation, there is knot The advantages of structure is simple, easy to operate, manufacturing cost is low, easy to install and maintenance.

The technical solution adopted in the utility model: for the band bearing separation preventing Ce Cao mechanism of jack switch case, including peace Loaded on the rolling bearing units in the middle part of jack box body side, rotation is supported by shaft in the rolling bearing units, and described shaft one end is stretched Enter jack box box house and be fixedly connected by bent plate with circuit breaker handle, the shaft other end stretches out outside grafting box body Portion and it is fixedly connected with outer rotating handle thereon, the staff on ground that stands is connect by driving pull rod with outer rotating handle And its rotation is driven, the outer rotating handle drives circuit breaker handle to separating brake or "on" position by shaft and bent plate, described Corresponding position and outward turning turn to be equipped between handle end when outer rotating handle turns to separating brake and conjunction on jack box body side External rotating handle carries out the switch anticreep limiting device of rotary spacing when lock.

Above-mentioned technical proposal is further limited, the switch anticreep limiting device includes being set to jack box body side The upper fixation limit plate that separating brake and closing position corresponding position are turned to outer rotating handle, the outward turning turn handle end sliding and set There is slip limiting plate, the slip limiting plate is equipped with sliding limited block, the cunning close to one end lower end surface of fixed limit plate The dynamic limit plate other end is equipped with spindle nose, and rotation is cased with lantern ring on the spindle nose and spindle nose outer end is by limit swivel nut limit, described Lantern ring lower part is equipped with the connecting column with driving pull rod detachable connection；The driving pull rod connect with connecting column and drives outward turning When changing hands handle and turning to separating brake and closing position, the driving pull rod pushes slip limiting plate in outer rotating handle by connecting column End is mobile and so that slip limiting plate one end is stuck in fixed limit plate lower part and realizes the position restriction of external rotating handle.

Above-mentioned technical proposal is further limited, the driving pull rod uses tubular structure, the driving pull rod upper end It is screwed by helicitic texture and connecting column.

Above-mentioned technical proposal is further limited, the driving pull rod uses tubular structure, the connecting column periphery Side is equipped with fixture block, and the driving pull rod upper end side is equipped with the card slot for be adapted to and engaging with fixture block, and the card slot is by from driving Pull rod end face starts elongated oral area down and the wide clamping portion composition since rima subordinate end down, the elongated oral area Width is adapted to fixture block width, and the width of the width clamping portion is 2-2.5 times of elongated oral area width.

The utility model compared with prior art the advantages of:

1, this programme is by driving pull rod to connect with outer rotating handle and outer rotating handle being driven to rotate, and outer rotating handle is again It drives circuit breaker handle to separating brake or "on" position by shaft and bent plate, pacifies on ground in face of eminence to realize staff The jack box of dress implements ground breaking-closing operating, does not need staff and ascends a height operation, time saving and energy saving, avoids the occurrence of personal safety Hidden danger；

2, corresponding position and outward turning turn to be equipped between handle end when outer rotation on connecing box body side in this programme The switch anticreep limiting device of handle external rotating handle progress rotary spacing when turning to separating brake and closing a floodgate, can prevent outward turning It changes hands when handle turns to separating brake or "on" position and disengages reversion, guarantee the stability that switch uses, this operating mechanism realizes slotting Connect case side operation new paragon, have many advantages, such as that structure is simple, it is easy to operate, manufacturing cost is low, it is easy to install with safeguard.

Detailed description of the invention

Fig. 1 is the structural front view of the utility model；

Fig. 2 is the structure top view of the utility model；

Fig. 3 is the schematic perspective view of the utility model；

Fig. 4 is the structural schematic diagram of the switch anticreep limiting device of the utility model；

Fig. 5 is the structural schematic diagram that the outer rotating handle of the utility model turns to gate-dividing state；

Fig. 6 is the structural schematic diagram that the outer rotating handle of the utility model turns to "on" position.

Specific embodiment

To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the attached drawing 1-5 in embodiment, Technical solution in embodiment is clearly and completely described, it is clear that described embodiment is only that the application a part is real Apply example, rather than whole embodiments.Based on the embodiment provided, those of ordinary skill in the art are not making creative work Under the premise of every other embodiment obtained, shall fall in the protection scope of this application.

For the band bearing separation preventing Ce Cao mechanism of jack switch case, as illustrated in fig. 1 and 2, including it is installed on jack box case Rolling bearing units 2 in the middle part of 1 side of body, rotation is supported by shaft 3 in the rolling bearing units 2, and jack box is protruded into described 3 one end of shaft The inside of cabinet 1 and be fixedly connected by bent plate 4 with circuit breaker handle, outside 3 other end of the shaft stretching grafting box body 1 and It is fixedly connected with outer rotating handle 5 thereon, it is preferred that the outer rotating handle 5 is zigzag shape structure, is stood in the work on ground For personnel by driving pull rod 15 to connect and drive its rotation with outer rotating handle 5, the outer rotating handle 5 passes through shaft 3 and curved Plate 4 drives circuit breaker handle to separating brake or "on" position.In use, as shown in figure 5, pulling downward on outer rotation with driving pull rod 15 " the dividing " of handle 5 holds, and shaft 3 rotates counterclockwise therewith in rolling bearing units 2, drives bent plate 4 within the specified scope to the left Movement, so that circuit breaker handle be driven to close a floodgate.Conversely, as shown in fig. 6, pulling downward on outer rotating handle 5 with driving pull rod 15 " conjunction ", shaft 32 are rotated clockwise therewith in rolling bearing units, and bent plate 4 is driven to move right within the specified scope, thus Drive circuit breaker handle separating brake.The utility model is by driving pull rod 15 to connect with outer rotating handle 5 and drive outer rotating handle 5 Rotation, outer rotating handle 5 drives circuit breaker handle to separating brake or "on" position further through shaft 3 and bent plate 4, to realize work Make personnel and implement ground breaking-closing operating in face of the jack box of eminence installation on ground, does not need staff and ascend a height operation, it is time saving It is laborsaving, avoid the occurrence of personal safety hidden danger.

It is equipped between 5 end of corresponding position and outer rotating handle on 1 side of grafting box body and works as outer rotating handle 5 External rotating handle 5 carries out the switch anticreep limiting device 6 of rotary spacing when turning to separating brake and closing a floodgate, and can prevent outer rotation Handle disengages reversion when turning to separating brake or "on" position, guarantees the stability that switch uses, this operating mechanism realizes grafting Case side operation new paragon, have many advantages, such as that structure is simple, it is easy to operate, manufacturing cost is low, it is easy to install with safeguard.Specifically , as shown in Figures 3 and 4, the switch anticreep limiting device 6 includes being set on 1 side of grafting box body and 5 turns of outer rotating handle The fixation limit plate 7 of separating brake and closing position corresponding position is moved, outer 5 end of the rotating handle sliding is equipped with slip limiting plate 9, The slip limiting plate 9 is equipped with sliding limited block 9 close to one end lower end surface of fixed limit plate 7, and the slip limiting plate 9 is another One end is equipped with spindle nose 10, and rotation is cased with lantern ring 11 on the spindle nose 10 and 10 outer end of spindle nose is limited by limit swivel nut 12, described 11 lower part of lantern ring is equipped with the connecting column 13 with driving 15 detachable connection of pull rod；The driving pull rod 15 is connect with connecting column 13 And when outer rotating handle 5 being driven to turn to separating brake and closing position, the driving pull rod 15 pushes sliding limit by connecting column 13 Position plate 9 is mobile in outer 5 end of rotating handle and so that 9 one end of slip limiting plate is stuck in fixed 7 lower part of limit plate and realizes to outward turning The position restriction of handle 5 is changed hands, structure is simple, easy to use.

The embodiment one that driving pull rod 15 is connect with connecting column 13: the driving pull rod 15 uses tubular structure, the drive Dynamic 15 upper end of pull rod is screwed by helicitic texture with connecting column 13, internal screw thread is made in driving 15 upper end inner surface of pull rod, even 13 outer surface of column production external screw thread is connect, realizes Rapid detachable connection.

The embodiment two that driving pull rod 15 is connect with connecting column 13: the driving pull rod 15 uses tubular structure, the company 13 periphery side of column is connect equipped with fixture block 14, the driving 15 upper end side of pull rod is equipped with the card slot that engaging is adapted to fixture block 14 16, the card slot 16 be from the elongated oral area 18 since driving 15 end face of pull rod down and since elongated 18 lower end of oral area toward Under wide clamping portion 17 form, elongated 18 width of oral area is adapted to 14 width of fixture block, and the width of the wide clamping portion 17 is 2-2.5 times of elongated 18 width of oral area.In use, driving pull rod 15 is inserted on connecting column 13, make the fixture block on connecting column 13 14 adaptations are passed through from elongated oral area 18 to wide clamping portion 17, and then rotate driving pull rod 15 makes fixture block 14 be stuck in wide clamping portion 17 In, realize the connection of driving pull rod 15 and connecting column 13.

Above-described embodiment, the only preferred embodiment of the utility model are not used to limit the utility model practical range, Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model should all be included in Within enclosing.

Claims (4)

1. the band bearing separation preventing Ce Cao mechanism for jack switch case, it is characterised in that: including being installed on grafting box body (1) Rolling bearing units (2) in the middle part of side, the middle rotation of the rolling bearing units (2) are supported by shaft (3), and described shaft (3) one end is protruded into Grafting box body (1) is internal and is fixedly connected by bent plate (4) with circuit breaker handle, and shaft (3) other end stretches out grafting Box body (1) is external and is fixedly connected with thereon outer rotating handle (5), and the staff on ground that stands passes through driving pull rod (15) its rotation is connect and driven with outer rotating handle (5), and the outer rotating handle (5) is driven by shaft (3) and bent plate (4) Circuit breaker handle is to separating brake or "on" position, and corresponding position and outer rotating handle (5) are held on grafting box body (1) side The switch that the external rotating handle (5) when outer rotating handle (5) turns to separating brake and closes a floodgate carries out rotary spacing is equipped between portion Anticreep limiting device (6).

2. the band bearing separation preventing Ce Cao mechanism according to claim 1 for jack switch case, it is characterised in that: described Switch anticreep limiting device (6) includes being set on grafting box body (1) side to turn to separating brake and combined floodgate with outer rotating handle (5) The fixation limit plate (7) of position corresponding position, outer rotating handle (5) the end sliding are equipped with slip limiting plate (8), the sliding Limit plate (8) is equipped with sliding limited block (9) close to one end lower end surface of fixed limit plate (7), and the slip limiting plate (8) is another One end is equipped with spindle nose (10), and rotation is cased with lantern ring (11) on the spindle nose (10) and spindle nose (10) outer end passes through limit swivel nut (12) Limit, lantern ring (11) lower part are equipped with the connecting column (13) with driving pull rod (15) detachable connection；The driving pull rod (15) when being connect with connecting column (13) and outer rotating handle (5) being driven to turn to separating brake and closing position, the driving pull rod (15) slip limiting plate (8) are pushed to move on outer rotating handle (5) and make slip limiting plate (8) one end by connecting column (13) It is stuck in fixed limit plate (7) lower part and realizes the position restriction of external rotating handle (5).

3. the band bearing separation preventing Ce Cao mechanism according to claim 2 for jack switch case, it is characterised in that: described Pull rod (15) are driven to use tubular structure, the driving pull rod (15) upper end is screwed by helicitic texture with connecting column (13).

4. the band bearing separation preventing Ce Cao mechanism according to claim 3 for jack switch case, it is characterised in that: described Pull rod (15) are driven to use tubular structure, connecting column (13) the periphery side is equipped with fixture block (14), the driving pull rod (15) upper end side is equipped with the card slot (16) that engaging is adapted to fixture block (14), and the card slot (16) is by holding from driving pull rod (15) Face starts elongated oral area (18) down and wide clamping portion (17) composition since elongated oral area (18) lower end down, described thin Long oral area (18) width is adapted to fixture block (14) width, and the width of the width clamping portion (17) is the 2- of elongated oral area (18) width 2.5 again.