CN216626297U

CN216626297U - Split type contactless contactor shell structure

Info

Publication number: CN216626297U
Application number: CN202122839054.5U
Authority: CN
Inventors: 姚慧杰
Original assignee: Jinan Senyue Electric Co ltd
Current assignee: Jinan Senyue Electric Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-27
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a shell structure of a split type contactless contactor, which comprises a bottom plate and a protection unit, wherein the bottom plate is provided with a plurality of contact holes; a bottom plate: four corners of the upper surface of the bottom plate are respectively provided with a fixed hole, the bottom plate is movably connected with the lower end of the upper shell through a positioning seat symmetrically arranged in the middle of the upper surface, the left side surface of the positioning seat is respectively provided with an inserting column, the lower end of the left side surface of the upper shell is symmetrically provided with an inserting hole, the inserting columns are respectively movably inserted into corresponding inserting holes in the transverse direction, the right side surface of the positioning seat is respectively provided with a positioning hole, a threaded hole in the right side surface of the upper shell is respectively in threaded connection with a locking bolt, and the left end of the locking bolt is respectively movably inserted into corresponding positioning holes in the transverse direction; a protection unit: the symmetry sets up in both ends about the upper surface of bottom plate, and the fixed orifices is the countersunk head fixed orifices, and the protection unit includes riser, pivot, protection casing and key type hole, and the riser symmetry respectively sets up in both ends about the upper surface of bottom plate, this split type contactless contactor shell structure, and it is convenient to dismantle, and the safety in utilization is high.

Description

Split type contactless contactor shell structure

Technical Field

The utility model relates to the technical field of contactors, in particular to a shell structure of a split type contactless contactor.

Background

The contactor is one of important elements in an automatic control system, can quickly cut off alternating current and direct current main loops and can frequently switch on and off a large-current control circuit, so the contactor is frequently applied to the control of a motor and can also be used for controlling electric loads such as factory equipment, an electric heater, a working mother machine, various power units and the like, wherein the contactless contactor is switched on and off by a controllable silicon chip control circuit, because no mechanical contact exists, the service life is longer, the contactless contactor is widely used, because the casing of the contactless contactor is generally integrated, the contactless contactor is inconvenient to disassemble, if accidental damage occurs in the using process, the maintenance is inconvenient, the contactless contactor can only be replaced, the using cost of an enterprise is increased, and the terminals of the contactless contactor are generally lack of protection and are in an exposed state in the using process, further, the risk of accidental electric shock exists, and the safety in use is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the existing defects and provides a shell structure of a split type contactless contactor, which is provided with a protective shell, has high use safety and convenient wiring, has high integral connection strength and convenient disassembly, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a shell structure of a split type contactless contactor comprises a bottom plate and a protection unit;

a bottom plate: four corners of the upper surface of the bottom plate are respectively provided with a fixed hole, the bottom plate is movably connected with the lower end of the upper shell through a positioning seat symmetrically arranged in the middle of the upper surface, the left side surface of the positioning seat is respectively provided with an inserting column, the lower end of the left side surface of the upper shell is symmetrically provided with an inserting hole, the inserting columns are respectively movably inserted into corresponding inserting holes in the transverse direction, the right side surface of the positioning seat is respectively provided with a positioning hole, a threaded hole in the right side surface of the upper shell is respectively in threaded connection with a locking bolt, and the left end of the locking bolt is respectively movably inserted into corresponding positioning holes in the transverse direction;

a protection unit: the symmetry sets up both ends about the upper surface of bottom plate, it can avoid external foreign matter to contact contactless contactor's binding post to be equipped with the protection casing, and then guaranteed the security that contactless contactor used, and the protection casing opens and shuts conveniently and be equipped with the location, and then use nimble wiring convenient, and the round of going up the casing is connected with the positioning seat of bottom plate through the method of pegging graft and joint, then use locking bolt top tight, and then the connection effect is good, structural strength has been guaranteed, and it is not fragile to dismantle simple process of conveniently dismantling, and then the maintenance among the facilitate the use process, help prolonging the life of contactless contactor, use cost is reduced.

Furthermore, the fixing hole is a countersunk head fixing hole, so that the fixing bolt is prevented from influencing the disassembly of the locking bolt.

Further, the protection unit includes riser, pivot, protection casing and key type hole, the riser symmetry respectively sets up in both ends about the upper surface of bottom plate, is equipped with the pivot between two risers that vertically correspond, and the quantity of protection casing is two, and the key type hole has all been seted up to the one end that the side is close to last casing around the protection casing, and the inner arc wall in key type hole rotates with the pivot extrados that vertically corresponds respectively and is connected, security when promoting contactless contactor uses.

Further, the protection unit still includes the recess, the recess symmetry is seted up respectively and is being located both ends around the outer cambered surface of pivot, and the recess sets up with key type hole cooperation respectively, makes things convenient for the location of protection casing, makes things convenient for the wiring.

Further, the protection unit still includes the rubber strip, the rubber strip sets up respectively inside the mounting groove of riser upper end, and the rubber strip sets up with the protection casing cooperation respectively, prevents freely opening of protection casing.

Furthermore, the lower end of the inner side wall of the front side and the rear side of the upper shell is provided with clamping blocks in a transverse array mode, the middle of the outer surface of the positioning seat is provided with clamping grooves in an array mode, the clamping blocks are movably clamped with the adjacent clamping grooves respectively, and the connection strength of the edge of the upper shell is improved.

Furthermore, the distance between the right side wall of the upper shell and the right side surface of the positioning seat is larger than the distance between the right side surface of the clamping block and the right side wall of the upper end of the adjacent clamping groove, so that the clamping block is smoothly moved out.

Compared with the prior art, the utility model has the beneficial effects that: this split type contactless contactor shell structure has following benefit:

1. when the electric wire is connected, the protective cover is stirred upwards and rotates around the axis of the rotating shaft, when the protective cover rotates ninety degrees, the flat section of the key-shaped hole rotates to the upper part of the groove, then the protective cover moves downwards, the key-shaped hole is movably inserted with the shaft body of the rotating shaft at the groove, the protective cover is in an open state and cannot rotate, the wiring can be conveniently carried out, after the wiring is finished, the protective cover is lifted upwards, the circular hole section of the key-shaped hole is contacted with the outer cambered surface of the rotating shaft, the protective cover is rotated, the protective cover is driven to reset, in the process of resetting the protective cover, the protective cover extrudes the rubber strip, and the protective cover is limited to be freely opened by large friction force between the protective cover and the rubber strip after the resetting, the protective cover is arranged, so that external foreign matters can be prevented from contacting with a wiring terminal of the contactless contactor, and the use safety of the contactless contactor is ensured, and the protection casing opens and shuts conveniently and be equipped with the location, and then uses nimble wiring convenience.

2. When the upper shell is required to be opened to maintain the interior, the locking bolt can be rotated, the locking bolt is taken down, then the upper shell is moved leftwards, the upper shell drives the clamping block to move leftwards, and further the clamping block can move to the opening of the clamping groove, and meanwhile, the clamping block can be separated from the inserting column along with the moving jack of the upper shell, and further the upper shell can be moved upwards and taken down, the circle of the upper shell is connected with the positioning seat of the bottom plate through the inserting and clamping method, then the locking bolt is tightly pushed, and further the connection effect is good, the structural strength is guaranteed, and the simple and convenient disassembly process is not easy to damage, so that the maintenance in the use process is facilitated, the service life of the contactless contactor is prolonged, and the use cost is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic view of the structure of the shield of the present invention;

FIG. 4 is an enlarged view of the structure of the present invention at B.

In the figure: the device comprises a base plate 1, a positioning seat 2, an upper shell 3, a fixing hole 4, a protection unit 5, a vertical plate 51, a rotating shaft 52, a protection cover 53, a key-shaped hole 54, a rubber strip 55, a groove 56, an inserting column 6, an inserting hole 7, a locking bolt 8, a positioning hole 9, a clamping block 10 and a clamping groove 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a shell structure of a split type contactless contactor comprises a bottom plate 1 and a protection unit 5;

bottom plate 1: four corners of the upper surface of the bottom plate are respectively provided with a fixing hole 4, the fixing holes 4 facilitate the installation and fixation of the bottom plate 1 and provide installation positions for other parts, the bottom plate 1 is movably connected with the lower end of an upper shell 3 through a positioning seat 2 symmetrically arranged in the middle of the upper surface, the positioning seat 2 facilitates the installation and the positioning of the upper shell 3, the upper shell 3 provides protection for internal electrical components, the left side surface of the positioning seat 2 is respectively provided with an inserting column 6, the lower end of the left side surface of the upper shell 3 is symmetrically provided with an inserting hole 7, the inserting columns 6 are respectively movably inserted with the inserting holes 7 which transversely correspond, the right side surface of the positioning seat 2 is respectively provided with a positioning hole 9, the threaded hole on the right side surface of the upper shell 3 is internally and respectively in threaded connection with a locking bolt 8, the left end of the locking bolt 8 is respectively movably inserted with the positioning hole 9 which transversely corresponds, the fixing hole 4 is a countersunk fixing hole, so as to prevent the end head of the fixing bolt from being higher than the upper surface of the bottom plate 1, the disassembly of the locking bolt 8 is facilitated, the clamping blocks 10 are transversely arranged at the lower ends of the inner side walls of the front side and the rear side of the upper shell 3 in an array mode, the clamping grooves 11 are formed in the middle of the outer surface of the positioning seat 2 in an array mode, the clamping blocks 10 are movably clamped with the adjacent clamping grooves 11 respectively, when the upper shell 3 needs to be opened to maintain the interior, the locking bolt 8 can be rotated, the locking bolt 8 is taken down, then the upper shell 3 is moved leftwards, the upper shell drives the clamping blocks 10 to move leftwards, the clamping blocks 10 are moved to the opening of the clamping grooves 11, meanwhile, the inserting holes 7 are separated from the inserting columns 6 along with the movement of the upper shell 3, the upper shell 3 can be moved upwards and taken down, the distance between the right side wall of the upper shell 3 and the right side wall of the positioning seat 2 is larger than the distance between the right side wall of the clamping blocks 10 and the right side wall of the upper end of the adjacent clamping grooves 11, and the clamping blocks 10 can be smoothly separated from the clamping grooves 11;

the protection unit 5: the protection unit 5 comprises two vertical plates 51, a rotating shaft 52, two protection covers 53 and key-shaped holes 54, the vertical plates 51 are symmetrically arranged at the left end and the right end of the upper surface of the bottom plate 1 respectively, the rotating shaft 52 is arranged between the two vertical plates 51 which are longitudinally corresponding, the number of the protection covers 53 is two, the key-shaped holes 54 are arranged at one ends of the front side surface and the rear side surface of each protection cover 53 close to the upper shell 3, the inner arc walls of the key-shaped holes 54 are rotatably connected with the outer arc surfaces of the rotating shafts 52 which are longitudinally corresponding respectively, the protection unit 5 further comprises grooves 56, the grooves 56 are symmetrically arranged at the front end and the rear end of the outer arc surfaces of the rotating shafts 52 respectively, the grooves 56 are matched with the key-shaped holes 54 respectively, the protection unit 5 further comprises rubber strips 55, the rubber strips 55 are arranged inside the mounting grooves at the upper ends of the vertical plates 51 respectively, the rubber strips 55 are matched with the protection covers 53 respectively, when electric wires are connected, the protection cover 53 is pulled upwards, the protection cover 53 rotates around the axis of the rotating shaft 52, when the protection cover 53 rotates ninety degrees, the flat section of the key-shaped hole 54 rotates to the upper side of the groove 56, then the protection cover 53 moves downwards, and then the key-shaped hole 54 is movably connected with the shaft body of the rotating shaft 52 at the position of the groove 56 in an inserting mode, and then the protection cover 53 is in an opening state and cannot rotate, so that wiring can be conveniently conducted, after the wiring is completed, the protection cover 53 is pulled upwards, the circular hole section of the key-shaped hole 54 is in contact with the outer arc surface of the rotating shaft 52, and then the protection cover 53 is rotated, and the protection cover 53 is driven to reset, in the resetting process of the protection cover 53, the protection cover 53 can extrude the rubber strip 55, and then the protection cover 53 resets and the free opening of the protection cover 53 is limited by large friction force between the protection cover 53 and the rubber strip 55.

The working principle of the shell structure of the split type contactless contactor provided by the utility model is as follows: when the electric wire is connected, the protective cover 53 is pulled upwards, the protective cover 53 rotates around the axis of the rotating shaft 52, when the protective cover 53 rotates ninety degrees, the flat section of the key-shaped hole 54 rotates to the upper side of the groove 56, then the protective cover 53 moves downwards, and then the key-shaped hole 54 is movably inserted with the shaft body of the rotating shaft 52 at the position of the groove 56, so that the protective cover 53 is in an opened state and cannot rotate, and further the wiring can be conveniently carried out, after the wiring is finished, the protective cover 53 is pulled upwards, the circular hole section of the key-shaped hole 54 is in contact with the outer arc surface of the rotating shaft 52, so that the protective cover 53 is rotated to drive the protective cover 53 to reset, in the resetting process of the protective cover 53, the protective cover 53 can extrude the rubber strip 55, and then the protective cover 53 has larger friction force between the protective cover 53 and the rubber strip 55 after the resetting to limit the free opening of the protective cover 53, when the upper shell 3 needs to be opened for maintaining the inside, rotatable locking bolt 8 takes off locking bolt 8, then moves upper housing 3 left, and upper housing drives fixture block 10 and moves left, and then fixture block 10 will move to the opening part of draw-in groove 11, and along with upper housing 3's removal jack 7 separates with inserting post 6 simultaneously, and then can the rebound upper housing 3 and take off.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a split type contactless contactor shell structure which characterized in that: comprises a bottom plate (1) and a protection unit (5);

base plate (1): four corners of the upper surface of the base plate are respectively provided with a fixing hole (4), the base plate (1) is movably connected with the lower end of the upper shell (3) through a positioning seat (2) symmetrically arranged in the middle of the upper surface, the left side surface of the positioning seat (2) is respectively provided with an inserting column (6), the lower end of the left side surface of the upper shell (3) is symmetrically provided with an inserting hole (7), the inserting columns (6) are respectively movably inserted into the inserting holes (7) which transversely correspond to each other, the right side surface of the positioning seat (2) is respectively provided with a positioning hole (9), the threaded holes in the right side surface of the upper shell (3) are respectively in threaded connection with a locking bolt (8), and the left end of the locking bolt (8) is respectively movably inserted into the positioning holes (9) which transversely correspond to each other;

guard unit (5): are symmetrically arranged at the left end and the right end of the upper surface of the bottom plate (1).

2. The split type contactless contactor housing structure according to claim 1, wherein: the fixing hole (4) is a countersunk fixing hole.

3. The split type contactless contactor housing structure according to claim 1, wherein: protection unit (5) include riser (51), pivot (52), protection casing (53) and key type hole (54), riser (51) symmetry respectively set up both ends about the upper surface of bottom plate (1), are equipped with pivot (52) between two risers (51) of vertical correspondence, and the quantity of protection casing (53) is two, and key type hole (54) have all been seted up to the one end that the side is close to last casing (3) around protection casing (53), and the inner arc wall of key type hole (54) rotates with pivot (52) extrados that vertical correspondence respectively and is connected.

4. The split type contactless contactor housing structure according to claim 3, wherein: the protection unit (5) further comprises grooves (56), the grooves (56) are symmetrically formed in the front end and the rear end of the outer arc surface of the rotating shaft (52), and the grooves (56) are matched with the key-shaped holes (54) respectively.

5. The split type contactless contactor housing structure according to claim 3, wherein: the protection unit (5) further comprises a rubber strip (55), the rubber strip (55) is arranged inside the mounting groove in the upper end of the vertical plate (51), and the rubber strip (55) is matched with the protection cover (53) respectively.

6. The split type contactless contactor housing structure according to claim 1, wherein: the lower end of the inner side wall of the front side and the rear side of the upper shell (3) is provided with clamping blocks (10) in a transverse array mode, the middle of the outer surface of the positioning seat (2) is provided with clamping grooves (11) in an array mode, and the clamping blocks (10) are movably connected with the adjacent clamping grooves (11) in a clamping mode respectively.

7. The split type contactless contactor housing structure according to claim 6, wherein: the distance between the right side wall of the upper shell (3) and the right side surface of the positioning seat (2) is larger than the distance between the right side surface of the fixture block (10) and the right side wall of the upper end of the adjacent fixture groove (11).