CN214099508U

CN214099508U - Cross-shell-frame interlocking contactor and cross-shell-frame contactor interlocking accessory

Info

Publication number: CN214099508U
Application number: CN202021994969.2U
Authority: CN
Inventors: 廖功龙; 肖体锋; 朱映平; 章星栋
Original assignee: Zhejiang Chint Electrics Co Ltd
Current assignee: Zhejiang Chint Electrics Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-08-31
Anticipated expiration: 2030-09-11

Abstract

A cross-bay interlocked contactor and a cross-bay contactor interlock assembly, the cross-bay interlocked contactor including a first contactor and a second contactor, and an interlock mechanism disposed between the first contactor and the second contactor, the first contactor including a first base and a first interlock hole, the second contactor comprises a second base and a second interlocking hole, the interlocking mechanism comprises an interlocking shaft, the first interlocking hole and the second interlocking hole are matched with the interlocking shaft, the interlocking mechanism further comprises a cross beam, the first contactor is fixedly connected with the beam through a first base, the second contactor is fixedly connected with the beam through a second base, the beam at least comprises a boss, the first contactor is arranged on the boss of the beam, so that the first interlocking hole of the first contactor and the second interlocking hole of the second contactor are maintained on the same horizontal plane. The interlocking device has the technical effect of interlocking two different alternating current contactors.

Description

Cross-shell-frame interlocking contactor and cross-shell-frame contactor interlocking accessory

Technical Field

The utility model relates to an interlocking structure field especially relates to a stride shell frame interlocking ac contactor.

Background

Among the present contactor product, the ac contactor of the same specification adopts plastics base embedded nut or adopts metal soleplate to connect, and need connect the ac contactor of different specifications in the application of reality, different shell frame ac contactor product size, the height is different, there is reversible application to different shell frame products in fire control distribution system, and traditional reversible ac contactor can only be used on same shell frame product, and along with the increase of the ac contactor connection demand of different specifications, need design one kind and carry out reversible ac contactor product to different shell frame products.

Disclosure of Invention

An object of the utility model is to overcome prior art's defect, provide a simple structure, the high shell frame interlocking ac contactor of striding of reliability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cross-chassis interlocking contactor includes a first contactor and a second contactor, and an interlocking mechanism disposed between the first contactor and the second contactor, the first contactor includes a first base and a first interlock hole, the second contactor includes a second base and a second interlock hole, the interlocking mechanism comprises an interlocking shaft, the first interlocking hole and the second interlocking hole are matched with the interlocking shaft, the height of the first interlocking hole is smaller than that of the second interlocking hole, the interlocking mechanism further comprises a beam, the first contactor is fixedly connected with the beam through a first base, the second contactor is fixedly connected with the beam through a second base, the beam at least comprises a boss, the first contactor is disposed on a boss of the beam such that a first interlocking hole of the first contactor and a second interlocking hole of the second contactor are maintained on the same horizontal plane.

Preferably, the boss is integrally formed by upward stretching of the cross beam.

Preferably, the base of the first contactor further comprises a first cushion block and a second cushion block, and bottom planes of the first cushion block and the second cushion block and a base plane of the second contactor are on the same horizontal plane.

Preferably, the second spacer includes a first mounting hole through which the cross-chassis interlock contactor is mountable in the electrical distribution box.

Preferably, the first cushion block comprises at least one limiting column, the second cushion block comprises at least one limiting column, and the first contactor comprises a limiting groove matched with the limiting column.

Preferably, all be equipped with a plurality of buckle on first base and the second base, the crossbeam corresponds the position department of buckle has seted up a plurality of draw-in groove.

Preferably, at least one of the plurality of clamping grooves is formed in the boss.

Preferably, the beam includes a plurality of bosses of at least one height, a plurality of contactors are mounted above the plurality of bosses, each of the plurality of contactors includes an interlocking hole, heights of the bosses located under the same contactor are the same, heights of the bosses located under contactors of different heights are different, a height difference value between the bosses of any different heights is a height difference value between the interlocking holes of the two contactors, and the plurality of bosses enable the interlocking holes of the plurality of contactors to be maintained on the same horizontal plane.

Preferably, a clamping groove is formed above each of the plurality of bosses, and the plurality of bosses are respectively fixedly connected with the plurality of contactors through the clamping grooves.

Preferably, the bottoms of the contactors further comprise a plurality of cushion blocks with different thicknesses, and the cushion blocks enable the bottom planes of the contactors to be on the same horizontal plane.

The utility model discloses a stride cradle interlocking ac contactor, the size of two contactors is different, the height that highly is less than the second cradle of first cradle, the interlocking hole height of first cradle is less than the height of the interlocking hole of second cradle, sets up the crossbeam through the bottom at first cradle and second cradle to bottom position department that corresponds first cradle at the crossbeam sets up a boss, and the height of this boss is the same with the difference in height of the interlocking hole of first cradle and second cradle, makes different contactors install also can realize interlocking device's interlocking on a crossbeam.

In addition, the two sides of the bottom of the first shell frame and the two sides of the bottom of the second shell frame are respectively provided with cushion blocks with different thicknesses, and the arrangement of the two cushion blocks enables the bottom of the first shell frame and the bottom of the second shell frame to be stable when the bottom of the first shell frame and the bottom of the second shell frame are installed on the cross beam.

In addition, first cushion and second cushion and first shell frame cartridge cooperation utilize the current structure of the first base of first shell frame, through the setting of spacing post, pressure strip and annular structure and overall arrangement for simple to operate and structure are reliable.

Drawings

FIG. 1 is a schematic structural diagram of the whole cross-housing interlocking AC contactor of the present invention;

FIG. 2 is a schematic structural view of the interlocking structure of the present invention;

FIG. 3 is a schematic structural diagram of a first cushion block of the present invention;

FIG. 4 is a schematic structural view of a second cushion block of the present invention;

fig. 5 is a schematic structural view of the cross beam of the present invention.

In the figure: 1. a first housing; 11. a first base; 12. reinforcing ribs; 13. a limiting groove; 14. fixing the mounting groove; 15. buckling; 2. a second housing; 21. a second base; 3. a cross beam; 31. a boss; 32. a second mounting hole; 33. a self-tapping screw; 34. a card slot; 35. hooking a groove; 4. a linkage structure; 41. a linking shaft; 42. A support surface; 5. a support member; 6. a first cushion block; 61. a first limit post; 62. a second limit post; 63. A compression plate; 7. a second cushion block; 71. a third limiting column; 72. a first mounting hole.

Detailed Description

The following provides an example with reference to fig. 1 to 5, which further illustrates the embodiment of the present invention of the ac contactor interlocking across the housing. The present invention is not limited to the description of the following embodiments.

The first embodiment is that a cross-housing interlocking contactor comprises two contactors and an interlocking mechanism arranged between the two contactors, the bottoms of the two contactors are fixedly mounted on a cross beam 3, the two contactors are a first contactor and a second contactor, the first contactor and the second contactor respectively comprise a first housing 1 and a second housing 2, the first housing 1 comprises a first base 11 and a first interlocking hole, the second housing 2 comprises a second base 21 and a second interlocking hole, two interlocking shafts 41 on two sides of the interlocking mechanism are respectively inserted into the interlocking holes of the first housing 1 and the second housing 2 and respectively connected with contact supports of the first contactor and the second contactor, and when any contactor is closed, the interlocking mechanism locks the other contactor to prevent the other contactor from being closed. Crossbeam 3 respectively with the middle part fixed connection of first base 11 and second base 21, still be equipped with support 5 between two contactors, support 5 and crossbeam 3 fixed connection just locate interlocking device's bottom and play the supporting role to interlocking device. After the interlocking mechanism, the supporting piece 5 and the cross beam 3 are assembled, the cross beam 3 is locked with the bases on the first shell frame 1 and the second shell frame 2 by using self-tapping screws 33 to complete the assembly of the cross-shell frame alternating current contactor product, and the product can be installed in a distribution box through bolts (nuts).

As shown in fig. 1 and 2, the first contactor and the second contactor have different sizes, the first housing 1 and the second housing 2 have different heights, the height of the first housing 1 is smaller than that of the second housing 2, and the height of the interlocking hole of the first housing 1 is smaller than that of the interlocking hole of the second housing 2. The bottom of the first shell frame 1 is a first base 11, the bottom of the second shell frame 2 is a second base 21, and the cross beam 3 is fixedly connected with the middle parts of the first base 11 and the second base 21 respectively.

The beam 3 is connected between the first base 11 and the second base 21 to support and fix the two bases, the interlocking mechanism is used for connecting the first shell frame 1 and the second shell frame 2 and preventing the two contactors from being closed simultaneously, when one contactor is closed, the interlocking mechanism prevents the other contactor from being closed, one end of the support 5 is fixedly connected with the beam 3, and the other end of the support is in contact connection with the interlocking mechanism to position the beam 3 and support the interlocking mechanism. The interlocking mechanism realizes connection of the first shell frame 1 and the second shell frame 2 through the interlocking shaft 41, the first shell frame 1 and the second shell frame 2 are respectively provided with a first interlocking hole and a second interlocking hole, the interlocking shaft 41 is inserted into the first interlocking hole and the second interlocking hole to support and match with a contact in the shell frame, two contactors are locked, and due to the fact that the interlocking shaft 41 is horizontally arranged, the connecting shaft can only be connected with the interlocking holes at the same height, and cannot be connected with the interlocking holes at different heights.

Because the height of the first interlocking hole is smaller than that of the second interlocking hole, at least one boss 31 is arranged upwards on the side wall of the cross beam 3 close to the first base 11, the boss 31 is attached to the bottom of the first base 11, and the height of the boss 31 is the height difference value between the first interlocking hole and the second interlocking hole, so that the first interlocking hole of the first contactor and the second interlocking hole of the second contactor are kept on the same horizontal plane.

Preferably, the boss 31 is integrally formed by upward stretching the cross beam 3, and is firm, high in product precision and convenient to install.

The utility model discloses a stride cradle interlocking contactor, the size of two contactors is different, first cradle 1 highly is less than the height of second cradle 2, and the height of the interlocking hole of first cradle 1 highly is less than the height of the interlocking hole of second cradle 2, through add at least one boss 31 on crossbeam 3, every boss 31 highly is the difference in height of two interlocking holes on first cradle 1 and the second cradle 2, and interlocking device can link to each other with first cradle 1 and second cradle 2 simultaneously after addding boss 31 on crossbeam 3 like this, has just also realized striding the interlocking of cradle contactor.

Preferably, in order to ensure the stability of the shell frame, the bottom of the first shell frame 1 is provided with a heightening structure, as shown in fig. 3 and 4, preferably, the heightening structure comprises a first cushion block 6 and a second cushion block 7, the first cushion block 6 and the second cushion block 7 are respectively arranged on two sides of the cross beam 3 and respectively connected with two sides of the bottom of the first base 11, so as to improve the stability and reliability of the installation of the first contactor, and the cushion blocks with different thicknesses are used for realizing the same level of the bottom plane when the contactors with different heights are installed on the cross beam, so that the interlocking contactors are more stable. Preferably, the heights of the first cushion block 6 and the second cushion block 7 are the height difference of two interlocking holes on the first shell frame 1 and the second shell frame 2.

Preferably, the bottom both sides of first base 11 and second base 21 all are equipped with vertically and horizontally staggered's strengthening rib 12, form spacing groove 13 between arbitrary two adjacent strengthening ribs 12 to first base 11 and second base 21 are located the position department of crossbeam 3 homonymy and all offer and are used for carrying out the fixed mounting groove 14 to the contactor.

Preferably, the first cushion block 6 and the second cushion block 7 are provided with limit columns which are fixedly matched with the limit grooves 13 in an inserting mode, the limit columns are inserted into the limit grooves 13 to achieve plug-in installation, and the base structure of the existing contactor does not need to be changed. The first cushion block 6 comprises at least one limiting column, the second cushion block 7 comprises at least one limiting column, and the first contactor comprises a limiting groove 13 matched with the limiting column.

Preferably, in order to ensure that the first cushion block 6 is fixed stably and cannot fall off, the first cushion block 6 is located one side of the first base 11 far away from the fixed mounting groove 14, the cross section of the first cushion block 6 is the same as that of the first base 11 on the side, the top of the first cushion block 6 is provided with two sets of first spacing posts 61 and one set of second spacing posts 62, two sets of first spacing posts 61 are respectively arranged on two sides of the second spacing posts 62, three sets of spacing posts are arranged in a triangular shape and are mutually matched with the adjacent spacing grooves 13, the spacing posts are inserted into the adjacent spacing grooves 13 to fix the first cushion block 6, and the spacing posts are arranged in a triangular shape and are more stable in fixation.

Preferably, the second cushion block 7 is located on one side of the first base 11 close to the fixing mounting groove 14, the first mounting hole 72 has been seted up in the position department that the second cushion block 7 corresponds to the fixing mounting groove 14, the contactor is installed in the block terminal through the first mounting hole 72, the fixing mounting groove 14 communicates with the first mounting hole 72 in order to deepen the depth of the first mounting hole 72, make things convenient for the installation of the first mounting hole 72, the top both sides of the second cushion block 7 are equipped with the spacing post 71 of third, two spacing posts 71 of third set up with the first mounting hole 72 side by side, the spacing post 71 of third inserts in adjacent spacing groove 13 in order to fix the second cushion block 7.

All be equipped with bellied pressure strip 63 on the lateral wall of first spacing post 61 and third spacing post 71, insert spacing inslot 13 back at first spacing post 61 and third spacing post 71, pressure strip 63 and the close laminating of the inside wall of spacing groove 13 and stable fixed to prevent that first cushion 6 and second cushion 7 from rocking.

Preferably, the first limiting column 61, the second limiting column 62 and the third limiting column 71 are all closed annular structures, the interiors of the first limiting column, the second limiting column and the third limiting column are hollow so as to achieve the function of saving materials, and the stability of the three limiting column structures can be guaranteed.

First cushion 6 and second cushion 7 and first shell frame 1 cartridge cooperation utilize the current structure of first base 11 of first shell frame 1, through the setting of spacing post, pressure strip 63 and annular structure and overall arrangement for simple to operate and structure are reliable.

As shown in fig. 1 and 5, preferably, the first base 11 and the second base 21 are both provided with a plurality of connecting holes, the cross beam 3 is provided with a plurality of second mounting holes 32 at positions corresponding to the connecting holes, the second mounting hole 32 near one side of the first base 11 is provided on the boss 31, and the tapping screw 33 passes through the connecting holes and the second mounting hole 32 to fix the first base 11 and the cross beam 3 and the second base 21 and the cross beam 3 to each other.

Preferably, all be equipped with a plurality of buckle 15 on first base 11 and the second base 21, crossbeam 3 has seted up a plurality of draw-in groove 34 in the position department that corresponds buckle 15, and draw-in groove 34 that is close to first base 11 one side is seted up on boss 31, and buckle 15 card is gone into the draw-in groove 34 and is realized crossbeam 3 and first base 11 and crossbeam 3 and the mutual location and spacing that second base 21 realized.

The second embodiment is a cross-shell-frame contactor, the structure of which is similar to that of the first embodiment, and the cross-shell-frame contactor comprises two contactors and an interlocking mechanism arranged between the two contactors, and the two contactors are different in size. A difference from the first embodiment is an interlock assembly for a bay-spanning contactor, the interlock assembly including a cross beam 3, the cross beam including a plurality of bosses of at least one height, a plurality of contactors mounted above the plurality of bosses, the plurality of contactors each including an interlock hole, the plurality of bosses maintaining the interlock holes of the plurality of contactors at a uniform horizontal plane.

Preferably, the quantity of the contactor that links to each other with crossbeam 3 is two or more, and the size of contactor is different, and every contactor all includes the interlocking hole, be equipped with a plurality of boss 31 on crossbeam 3 to be applicable to the contactor of different altitude differences, the boss 31 that is located under the same contactor is highly the same, and the boss 31 that is located under the different contactor is highly different, and the difference in height between the boss 31 of arbitrary not co-altitude is the difference in height between the interlocking hole of two contactors that correspond, makes the interlocking hole of a plurality of contactors keep on same horizontal plane through setting up the boss 31 of co-altitude not respectively in the contactor bottom of co-altitude not, can adapt to the contactor combination of co-altitude difference.

Preferably, all seted up draw-in groove 34 on a plurality of bosss 31, every boss 31 all passes through draw-in groove 34 and the contactor fixed connection that corresponds to realize the convenient installation of each contactor.

Preferably, the bottoms of the contactors further comprise a plurality of cushion blocks with different thicknesses, and the cushion blocks enable the bottom planes of the contactors to be on the same horizontal plane, that is, the cushion blocks can be arranged at the bottoms of two or more contactors, so as to keep the balance and stability of the contactors.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A cross-bay interlock contactor comprising a first contactor and a second contactor, and an interlock mechanism disposed between the first contactor and the second contactor, the first contactor comprising a first base (11) and a first interlock hole, the second contactor comprising a second base (21) and a second interlock hole, the interlock mechanism comprising an interlock shaft (41), the first interlock hole and the second interlock hole cooperating with the interlock shaft (41), characterized in that:

the height of the first interlocking hole is smaller than that of the second interlocking hole, the interlocking mechanism further comprises a cross beam (3), the first contactor is fixedly connected with the cross beam (3) through a first base (11), the second contactor is fixedly connected with the cross beam (3) through a second base (21),

the beam (3) at least comprises a boss (31), and the first contactor is arranged on the boss (31) of the beam (3) so that the first interlocking hole of the first contactor and the second interlocking hole of the second contactor are kept on the same horizontal plane.

2. The cross-bay interlocking contactor of claim 1, wherein: the boss (31) is integrally formed by upward stretching of the cross beam (3).

3. The cross-bay interlocking contactor of claim 1 or 2, wherein: the base of the first contactor further comprises a first cushion block (6) and a second cushion block (7), and the bottom planes of the first cushion block (6) and the second cushion block (7) and the base plane of the second contactor are on the same horizontal plane.

4. The cross-bay interlocking contactor of claim 3, wherein: the second head block (7) includes a first mounting hole (72), and the cross-chassis interlock contactor is mountable in the electrical box through the first mounting hole (72).

5. The cross-bay interlocking contactor of claim 3, wherein: the first cushion block (6) comprises at least one limiting column, the second cushion block (7) comprises at least one limiting column, and the first contactor comprises a limiting groove (13) matched with the limiting column.

6. The cross-bay interlocking contactor of claim 1, wherein: all be equipped with a plurality of buckle (15) on first base (11) and second base (21), crossbeam (3) correspond a plurality of draw-in groove (34) have been seted up in the position department of buckle (15).

7. The cross-bay interlocking contactor of claim 6, wherein: at least one clamping groove (34) in the plurality of clamping grooves (34) is arranged on the boss (31).

8. A cross-bay contactor interlock fitting, the interlock fitting comprising a cross beam (3), the cross beam (3) having a plurality of slots (34), characterized in that: crossbeam (3) are including a plurality of bosss (31) of at least one height, a plurality of contactors are used for installing above a plurality of bosss (31), a plurality of contactors all include the interlocking hole, and boss (31) that are located under the same contactor are highly the same, and boss (31) that are located under the contactor of co-altitude not highly differs, and the difference in height between boss (31) of arbitrary co-altitude is the difference in height between the interlocking hole of these two contactors, a plurality of bosss (31) make the interlocking hole of a plurality of contactors keeps on same horizontal plane.

9. A cross-bay contactor interlock fitting as claimed in claim 8, wherein: the upper parts of the bosses (31) comprise clamping grooves (34), and the bosses (31) are respectively fixedly connected with the contactors through the clamping grooves (34).

10. A cross-bay contactor interlock fitting as claimed in claim 8, wherein: the bottoms of the contactors further comprise a plurality of cushion blocks with different thicknesses, and the cushion blocks enable the bottom planes of the contactors to be on the same horizontal plane.