CN211507438U

CN211507438U - Multifunctional change-over switch

Info

Publication number: CN211507438U
Application number: CN202020114063.0U
Authority: CN
Inventors: 王庆庆; 王志金; 聂理刚
Original assignee: Nanjing Dingzhu Electric Power Equipment Engineering Co ltd
Current assignee: Nanjing Dingzhu Electric Power Equipment Engineering Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-09-15
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a multifunctional change-over switch, comprising a base plate, the control unit of installing on the bottom plate and the power contact unit that is located control unit one side, the power contact unit includes the casing of installing on the bottom plate and sets up two rows of binding post on the casing lateral wall, still include the top board, the bottom board, install on the bottom plate and be located the baffle of each row of binding post one side, two relative curb plates that set up on the baffle lateral wall, the lateral wall of baffle is equipped with the jack corresponding with binding post, the pore wall of jack is equipped with the sealing member that is used for plugging up the gap between the pore wall of wire outer wall and jack, be equipped with the drive assembly that drives the relative movement of top board and bottom board on the casing, top board, bottom board enclose respectively with between the relative lateral wall of baffle and; this change-over switch avoids binding post adhesion dust through setting up baffle, curb plate, going up roof and roof down, has prolonged change-over switch's life.

Description

Multifunctional change-over switch

Technical Field

The utility model relates to an automatic change over switch's technical field, in particular to multi-functional change over switch.

Background

An automatic transfer switch is an appliance consisting of one or several transfer switch appliances and other necessary appliances for detecting a power circuit and automatically transferring one or more load circuits from one power source to another.

The Chinese patent with the publication number of CN110600300A discloses a dual-power transfer switch, which comprises a transfer switch body, wherein one surface of the transfer switch body is respectively provided with a common power supply contact unit and a standby power supply contact unit, one side of the transfer switch body is provided with a lighting box, one surface of the lighting box is movably connected with a door connecting plate, the inside of the lighting box is provided with a movable box, the inside of the movable box is provided with a lighting lamp, the top end of the lighting box is provided with a through hole, one side of the through hole is provided with a sliding hole, a limiting block is positioned in the through hole, the top of the limiting block is fixedly connected with a sliding rod, one end of the sliding rod, far away from the limiting; when the environment is dark and needs maintenance of the change-over switch, illumination can be carried out through the illuminating lamp, maintenance of related personnel is facilitated, and maintenance efficiency is improved.

However, the above technical solutions have the following disadvantages: when the switch is used in daily life, the wiring holes of the common contact unit and the standby contact unit are directly exposed in the air, so that the service life of the switch is easily influenced when the switch is not used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional change over switch, its advantage is: can dismantle baffle, curb plate, the top board that sets up and roof down, avoid binding post adhesion dust, make things convenient for personnel's dismouting simultaneously, overhaul change over switch, the effectual life who prolongs change over switch.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a multi-functional change over switch, includes the bottom plate, installs the control unit on the bottom plate and is located the power contact unit of control unit one side, the power contact unit is including installing the casing on the bottom plate and setting up two rows of binding post on the casing lateral wall, still includes roof, lower roof, install on the bottom plate and be located baffle, the double-phase curb plate of setting on the baffle lateral wall of every row of binding post one side, the lateral wall of baffle is equipped with the jack corresponding with binding post, the pore wall of jack is equipped with the sealing member that is used for the gap between the pore wall of shutoff wire outer wall and jack, be equipped with the drive assembly of roof and lower roof relative movement in the drive on the casing, it closes respectively with between the relative lateral wall of baffle and two curb plates to go up roof, lower.

Through the technical scheme, firstly, a person penetrates a wire through the jack so as to connect the wire on the wiring terminal, and the sealing element is used for plugging a gap between the hole wall of the jack and the outer wall of the wire; then utilize drive assembly to drive roof and roof down and keep away from each other for roof and roof down enclose respectively with between baffle and the curb plate and close and form dustproof space, can effectually avoid binding post adhesion dust, have prolonged change over switch's life.

The utility model discloses further set up to: the sealing element is a rubber telescopic ring, the outer ring of the rubber telescopic ring is glued on the hole wall of the jack, the inner ring of the rubber telescopic ring is tightly attached to the outer wall of the lead, and the rubber telescopic ring stretches along the aperture of the jack.

Through above-mentioned technical scheme, pass the inner ring of rubber expansion ring with the wire, because the inner ring of rubber expansion ring hugs closely at the outer wall of wire, and then the gap between shutoff wire outer wall and the jack pore wall, dustproof effectual has prolonged change over switch's life.

The utility model discloses further set up to: the drive assembly comprises a handle, a bidirectional screw rod, sliders connected with threads at two ends of the bidirectional screw rod, bevel gear groups arranged on the bidirectional screw rod and located between the two sliders, a rotating rod connected with the bevel gear groups and a support block arranged on the top wall of the shell, wherein the support block is provided with through grooves which are mutually penetrated towards two side walls of the two baffles respectively, the bidirectional screw rod and the bevel gear groups are all rotatably arranged in the through grooves, the upper top plate and the lower top plate are respectively slidably arranged on the groove top wall and the groove bottom wall of the through grooves, the two sliders are respectively fixed on the bottom wall of the upper top plate and the top wall of the lower top plate, one end, far away from the bevel gear groups, of the rotating rod extends out of the side wall of the support block and is connected with the.

According to the technical scheme, the handle is rotated, the rotating rod rotates to drive the bevel gear set to rotate and further drive the bidirectional screw rod to rotate, and the through grooves have a limiting effect on the movement of the upper top plate and the lower top plate and further drive the two sliding blocks to mutually approach, so that part of side walls of the upper top plate and the lower top plate slide into the through grooves, and a person can conveniently connect a wire to the wiring terminal; otherwise, after the wiring is finished, the handle is rotated to drive the upper top plate and the lower top plate to be away from each other, and then the upper top plate and the lower top plate are respectively enclosed with the baffle and the side plates to form a dustproof space, so that dust is prevented from being adhered to the wiring terminals.

The utility model discloses further set up to: the retaining member sets up holding ring, double-phase relative the inserted block of setting on the holding ring lateral wall and sets up the spring that deviates from on the inserted block lateral wall at the holding ring including sliding on the dwang, the one end that the holding ring was kept away from to the spring is fixed on the lateral wall of handle, the lateral wall of a piece is equipped with and supplies inserted block male slot, the rotatory circumference equipartition of dwang is arranged along to the slot.

By the technical scheme, after the upper top plate and the lower top plate are adjusted to the proper positions, the positioning ring is arranged on the rotating rod in a sliding mode, and the inserting block can be tightly abutted in the inserting groove by the aid of elasticity of the spring, so that the rotating rod is fixed; the slot is arranged along rotation circumference equidistant for rotate the dwang to suitable position, can stably support the inserted block in the slot, can avoid the dwang rotation, and then improved the stability of last roof and roof down.

The utility model discloses further set up to: the roof of going up the roof, the diapire of roof all is equipped with the guide block down, the groove roof and the tank bottom wall that lead to the groove all are equipped with the guide way that supplies the guide block to slide.

Through above-mentioned technical scheme, the cooperation of guide block and guide way plays spacing and guide effect to the removal of going up roof, roof down, has improved the stability of going up roof, roof down process of sliding.

The utility model discloses further set up to: the side walls of the side walls, the baffle plates and the side plates of the upper top plate and the lower top plate are respectively provided with a magnetic soft sticker, and the magnetic soft stickers are attached to each other.

Through above-mentioned technical scheme, the soft subsides of magnetism are the rubber material, because the soft subsides of magnetism have certain magnetism and sealing performance, when last roof and roof down moved to the baffle respectively, the soft laminating of two relative magnetism closely closed, play the effect of shutoff to the gap between last roof, roof down, baffle and the curb plate, have further strengthened dustproof effect.

The utility model discloses further set up to: the side wall of the side plate is provided with heat dissipation holes, and dust screens are arranged in the hole walls of the heat dissipation holes.

Through above-mentioned technical scheme, the combination of louvre and dust screen plays the effect of heat dissipation ventilation to the binding post, has improved the stability of change over switch working process, utilizes the dust screen can avoid the dust to pass through the louvre and get into inside the dustproof space, has prolonged change over switch's life.

The utility model discloses further set up to: the baffle plate and the side plates are transparent dust-proof plates, the side walls of the baffle plate and the supporting block are respectively provided with a first flange and a second flange, and the first flange and the second flange are respectively fixed on the top wall of the bottom plate and the top wall of the shell through bolts.

Through the technical scheme, due to the arrangement of the transparent dustproof plate, a person can conveniently and quickly pass a wire through the jack and align the wire to the wiring terminal, and the mounting efficiency is improved; the detachable connection of the support block, the baffle and the side plate is realized by the arrangement of the first flange, the second flange and the bolt, so that the change-over switch can be conveniently disassembled and assembled for maintenance, and the service life of the change-over switch is prolonged.

To sum up, the utility model discloses following beneficial effect has:

1. firstly, a sealing element is used for plugging a gap between the hole wall of the jack and the outer wall of the lead; then, the driving assembly is utilized to drive the upper top plate and the lower top plate to be away from each other, so that the upper top plate and the lower top plate are respectively enclosed with the baffle plate and the side plate to form a dustproof space, dust adhesion of the wiring terminal can be effectively avoided, and the service life of the change-over switch is prolonged;

2. the lead penetrates through the inner ring of the rubber telescopic ring, and the inner ring of the rubber telescopic ring is tightly attached to the outer wall of the lead, so that a gap between the outer wall of the lead and the wall of the jack hole is blocked, the dustproof effect is good, and the service life of the change-over switch is prolonged;

3. after the wiring is accomplished, the handle rotates, and the roof is kept away from each other with roof down in the drive, and then goes up the roof and roof down respectively with baffle and curb plate between enclose and close formation dustproof space, avoid the dust adhesion on binding post.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is an overall sectional structural view for embodying the present embodiment.

Fig. 3 is an enlarged schematic structural view for embodying the portion a in fig. 2.

Fig. 4 is a schematic sectional view showing the connection between the handle and the rotating lever.

Fig. 5 is an enlarged schematic structural view for embodying the portion B in fig. 4.

Reference numerals: 1. a base plate; 2. a control unit; 3. a power contact unit; 31. a housing; 32. a wiring terminal; 4. an upper top plate; 5. a lower top plate; 6. a baffle plate; 7. a side plate; 8. a jack; 9. a seal member; 91. a rubber expansion ring; 10. a drive assembly; 101. a handle; 102. a bidirectional screw rod; 103. a slider; 104. a bevel gear set; 105. rotating the rod; 106. supporting a block; 107. a through groove; 11. a dust-proof space; 12. a locking member; 121. a positioning ring; 122. inserting a block; 123. a spring; 124. a slot; 13. a guide block; 14. a guide groove; 15. magnetic soft paste; 16. heat dissipation holes; 17. a dust screen; 18. a first flange; 19. a second flange; 20. a bolt; 21. and (4) conducting wires.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a multifunctional change-over switch, refer to fig. 1, includes the bottom plate 1 that is the rectangle setting, installs the control unit 2 on the bottom plate 1, and the power contact unit 3 is installed to the base and the one side that is located the control unit 2.

Referring to fig. 1 and 2, the power contact unit 3 includes a housing 31 mounted on the base plate 1, and two rows of terminal blocks 32 provided on the side walls of the housing 31, the two rows of terminal blocks 32 corresponding one to one in the width direction of the housing 31. Baffle 6 is installed to one side that just is located two rows of binding post 32 on the bottom plate 1, baffle 6 is equipped with curb plate 7 towards binding post 32's lateral wall both sides relatively, the top of casing 31 is slided and is equipped with two relative top board 4 and lower roof 5 from top to bottom, the roof of casing 31 is equipped with the drive assembly 10 that the drive was gone up roof 4 and was slided relatively with roof 5 down, go up roof 4 and roof 5 down and enclose between the relative lateral wall of baffle 6 and two curb plates 7 respectively and close and be formed with dustproof space 11, play the effect of protection to binding post 32.

In order to connect the wires 21 on the wiring terminals 32 conveniently, the side walls of the two baffle plates 6 are respectively provided with the jacks 8 corresponding to each row of the wiring terminals 32 one by one, the side walls of the jacks 8 are provided with sealing pieces 9 used for plugging gaps between the outer walls of the wires 21 and the hole walls of the jacks 8, and the probability of dust adhesion of the wiring terminals 32 is further reduced.

During the wiring, utilize drive assembly 10 drive to go up roof 4 and roof 5 and be close to each other earlier, then personnel pass wire 21 jack 8 to connect wire 21 on binding post 32, recycle drive assembly 10 at last and drive roof 4 and roof 5 and keep away from each other down, make go up roof 4 and roof 5 down enclose respectively with between baffle 6 and the curb plate 7 and close formation dustproof space 11, can avoid binding post 32 adhesion dust, and then prolonged change over switch's life.

Referring to fig. 1 and 2, heat dissipation holes 16 are formed in the side walls of the side plates 7, and dust screens 17 are arranged in the hole walls of the heat dissipation holes 16; the combination of louvre 16 and dust screen 17 plays the effect of heat dissipation ventilation to binding post 32, has improved the stability of change over switch working process, utilizes dust screen 17 can avoid the dust to pass through louvre 16 and get into inside dustproof space 11, has prolonged change over switch's life.

Referring to fig. 2, the side walls of the upper top plate 4 and the lower top plate 5, the baffle 6 and the side wall of the side plate 7 are all provided with magnetic soft paste 15, the magnetic soft paste 15 is made of rubber, and the magnetic soft paste 15 has certain magnetism and sealing performance, so that the two opposite magnetic soft pastes 15 are tightly attached to each other, gaps among the upper top plate 4, the lower top plate 5, the baffle 6 and the side plate 7 are plugged, and the dustproof effect is further enhanced.

Referring to fig. 2, the sealing member 9 is a rubber telescopic ring 91, an inner ring of the rubber telescopic ring 91 is glued on the hole wall of the jack 8, the rubber telescopic ring 91 is telescopic along the hole diameter of the jack 8, the wire 21 can penetrate through the jack 8, so that the wire 21 is connected to the wiring terminal 32, the inner ring of the rubber telescopic ring 91 is tightly attached to the outer wall of the wire 21, and further a gap between the outer wall of the wire 21 and the hole wall of the jack 8 is sealed, the dustproof effect is good, and the service life of the change-over switch is prolonged.

Referring to fig. 3 and 4, the driving assembly 10 includes a handle 101, a bidirectional screw 102, sliders 103 screwed to two ends of the bidirectional screw 102, a bevel gear set 104 disposed on the bidirectional screw 102 and between the two sliders 103, a rotating rod 105 connected to the bevel gear set 104, and a support block 106 mounted on a top wall of the housing 31, a length direction of the rotating rod 105 is perpendicular to a length direction of the bidirectional screw 102, the support block 106 is respectively provided with a through groove 107 penetrating through the through grooves toward side walls of the two baffles 6, the bidirectional screw 102 and the bevel gear set 104 are both rotatably disposed in the through groove 107, the upper top plate 4 and the lower top plate 5 are respectively slidably disposed on a top wall and a bottom wall of the through groove 107, the two sliders 103 are respectively fixed on a bottom wall of the upper top plate 4 and a top wall of the lower top plate 5, and one end of the rotating rod 105 far away from the bevel gear set 104 extends out of.

During adjustment, firstly, the handle 101 is rotated, the rotating rod 105 is rotated to drive the bevel gear set 104 to rotate, and further the bidirectional screw rod 102 is driven to rotate, and the through groove 107 has a limiting effect on the movement of the upper top plate 4 and the lower top plate 5, so that the two sliding blocks 103 are driven to mutually approach, and partial side walls of the upper top plate 4 and the lower top plate 5 slide into the through groove 107, so that a person can connect the lead 21 on the wiring terminal 32; on the contrary, after the wiring is completed, the handle 101 is rotated to drive the upper top plate 4 and the lower top plate 5 to be away from each other, and then the upper top plate 4 and the lower top plate 5 are respectively enclosed with the baffle 6 and the side plate 7 to form the dustproof space 11, so that the dust is prevented from being adhered to the wiring terminal 32.

Referring to fig. 1 and 4, the baffle 6 and the side plate 7 are both transparent dust-proof plates, so that a person can conveniently and rapidly pass the lead 21 through the jack 8 and align the lead to the wiring terminal 32, and the installation efficiency is improved; the lateral wall of baffle 6 outwards extends and is equipped with first flange 18, and the lateral wall of propping up piece 106 outwards extends and is equipped with second flange 19, and first flange 18 and second flange 19 all pass through bolt 20 and fix respectively at the roof of bottom plate 1 and the roof of casing 31, have realized propping up the dismantled connection of piece 106, baffle 6 and curb plate 7, and then make things convenient for dismouting change over switch, overhaul, have prolonged change over switch's life.

Referring to fig. 4 and 5, the top wall of the upper top plate 4 and the bottom wall of the lower top plate 5 are both provided with guide blocks 13, and the top wall and the bottom wall of the through groove 107 are both provided with guide grooves 14 for the guide blocks 13 to slide; the cooperation of guide block 13 and guide way 14 plays spacing and guide effect to the removal of last roof 4, roof 5 down, has improved the stability of the process that goes up roof 4, roof 5 down and slides.

Referring to fig. 4 and 5, in order to prevent the rotation of the rotation rod 105, the rotation rod 105 is provided with a retaining member 12 fixed on a side wall of the support block 106, the retaining member 12 includes a positioning ring 121 slidably disposed on the rotation rod 105, two opposite insertion blocks 122 disposed on a side wall of the positioning ring 121, and a spring 123 disposed on a side wall of the insertion block 122 away from the insertion block 122, one end of the spring 123 away from the positioning ring 121 is fixed on a side wall of the handle 101, a slot 124 for inserting the insertion block 122 is disposed on a side wall of the support block 106, and the slot 124 is uniformly arranged along a rotation circumference of the.

When it is necessary to rotate the handle 101, the positioning ring 121 is slid so that the insert 122 moves away from the insertion groove 124, the spring 123 is compressed, and the rotating rod 105 is rotated so that the upper top plate 4 and the lower top plate 5 move away from or approach each other; on the contrary, after the upper top plate 4 and the lower top plate 5 are adjusted to the proper positions, the positioning ring 121 is released, and the positioning ring 121 slides on the rotating rod 105, so that the inserting block 122 can be abutted to the inserting groove 124 by the aid of elasticity of the spring 123, the rotating rod 105 is fixed, and stability of the upper top plate 4 and the lower top plate 5 is improved. The slots 124 are arranged at equal intervals along the circumferential direction of rotation, so that the rotating rod 105 is rotated to a proper position to stably support the insert 122 in the slots 124.

The working process is as follows: firstly, the lead 21 sequentially passes through the inner ring of the rubber telescopic ring 91 and the jack 8 so as to connect the lead 21 on the wiring terminal 32, and meanwhile, the inner ring of the rubber telescopic ring 91 is tightly attached to the outer wall of the lead 21, so that the sealing between the hole wall of the jack 8 and the inner ring of the rubber telescopic ring 91 is realized; secondly, the handle 101 is rotated, the rotating rod 105 rotates to drive the bevel gear set 104 to rotate, and then the bidirectional screw rod 102 is driven to rotate, and the guide groove 14 plays a limiting role in the movement of the guide block 13, so that the upper top plate 4 and the lower top plate 5 are driven to be away from each other, so that the two opposite magnetic soft pastes 15 are tightly attached, the dustproof space 11 is sealed, dust can be effectively prevented from being adhered to the wiring terminal 32, and the service life of the change-over switch is prolonged.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a multi-functional change-over switch, includes bottom plate (1), installs the control unit (2) on bottom plate (1) and is located power contact unit (3) of control unit (2) one side, power contact unit (3) are including installing casing (31) on bottom plate (1) and setting up two rows of binding post (32) on casing (31) lateral wall, its characterized in that: still include roof (4), roof (5) down, install baffle (6) that just is located every row binding post (32) one side on bottom plate (1), two relative curb plate (7) of setting on baffle (6) lateral wall, the lateral wall of baffle (6) is equipped with jack (8) corresponding with binding post (32), the pore wall of jack (8) is equipped with sealing member (9) that are used for the gap between the pore wall of shutoff wire (21) outer wall and jack (8), be equipped with drive assembly (10) that roof (4) and roof (5) relatively moved in the drive on casing (31), it forms dustproof space (11) to go up roof (4), roof (5) down and enclose between the relative lateral wall of baffle (6) and two curb plates (7) respectively.

2. A multi-function switch according to claim 1, wherein: the sealing element (9) is a rubber telescopic ring (91), the outer ring of the rubber telescopic ring (91) is glued on the hole wall of the jack (8), the inner ring of the rubber telescopic ring (91) is tightly attached to the outer wall of the lead (21), and the rubber telescopic ring (91) stretches along the aperture of the jack (8).

3. A multi-function switch according to claim 1, wherein: the driving assembly (10) comprises a handle (101), a bidirectional screw rod (102), sliding blocks (103) in threaded connection with two ends of the bidirectional screw rod (102), a bevel gear group (104) arranged on the bidirectional screw rod (102) and positioned between the two sliding blocks (103), a rotating rod (105) connected with the bevel gear group (104) and a support block (106) arranged on the top wall of the shell (31), wherein the support block (106) is respectively provided with through grooves (107) which penetrate through the two side walls of the two baffles (6), the bidirectional screw rod (102) and the bevel gear group (104) are both rotatably arranged in the through grooves (107), the upper top plate (4) and the lower top plate (5) are respectively arranged on the top wall and the bottom wall of the through grooves (107) in a sliding manner, the two sliding blocks (103) are respectively fixed on the bottom wall of the upper top plate (4) and the top wall of the lower top plate (5), one end of the rotating rod (105) far away from the bevel gear group (104) extends out of the side walls of the support block, the rotating rod (105) is provided with a locking part (12) which is fixed on the side wall of the support block (106).

4. A multi-function switch according to claim 3, wherein: retaining member (12) including sliding set up holding ring (121), two relative setting on holding ring (121) lateral wall insert piece (122) and set up spring (123) on holding ring (121) deviates from insert piece (122) lateral wall at holding ring (121), the one end that holding ring (121) were kept away from in spring (123) is fixed on the lateral wall of handle (101), the lateral wall of a piece (106) is equipped with supplies insert piece (122) male slot (124), the rotatory circumference equipartition range of dwang (105) is followed in slot (124).

5. A multi-function switch according to claim 3, wherein: the roof of going up roof (4), the diapire of roof (5) all are equipped with guide block (13) down, the groove roof and the tank bottom wall that lead to groove (107) all are equipped with guide way (14) that supply guide block (13) to slide.

6. A multi-function switch according to claim 1, wherein: the side walls of the upper top plate (4) and the lower top plate (5), the baffle plate (6) and the side wall of the side plate (7) are respectively provided with a magnetic soft sticker (15), and the magnetic soft stickers (15) are attached to each other.

7. A multi-function switch according to claim 1, wherein: the side wall of the side plate (7) is provided with heat dissipation holes (16), and dust screens (17) are arranged in the hole walls of the heat dissipation holes (16).

8. A multi-function switch according to claim 1, wherein: baffle (6), curb plate (7) are transparent dust guard, the lateral wall of baffle (6) and piece (106) is equipped with first flange (18) and second flange (19) respectively, first flange (18) and second flange (19) all pass through bolt (20) and fix respectively at the roof of bottom plate (1), the roof of casing (31).