CN215731511U

CN215731511U - High-load normally-open relay

Info

Publication number: CN215731511U
Application number: CN202122347530.1U
Authority: CN
Inventors: 丁明江
Original assignee: Ningbo Yongyou Electronics Co ltd
Current assignee: Ningbo Yongyou Electronics Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-02-01
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a high-load normally-open relay, which comprises a relay shell, wherein a fixed cavity is arranged in the relay shell, a relay main body is fixedly arranged on the inner wall of the fixed cavity, penetrating fixed holes are formed in four corners of the top of the relay shell, two inserting ports are respectively formed in the outer walls of two sides of the relay shell, and one end of each inserting port penetrates through the fixed hole and the inner wall of the fixed cavity. According to the utility model, the extrusion column is pressed downwards, the sliding column moves downwards, when the penetrating socket and the inserting port are formed on the outer wall of one side of the sliding column and are positioned on the same horizontal line, one end of the electric wire is inserted into the inner wall of the inserting port, one end of the electric wire penetrates through the inserting port and the inner wall of the penetrating socket and is positioned on the inner wall of the conductive hole, then the extrusion column is loosened, one end of the top of the extrusion bolt is extruded through the compression spring, the sliding column and the extrusion column move upwards, the inner wall of the bottom of the penetrating socket and the inner wall of the top of the semi-arc conductive sheet extrude the outer wall of the electric wire, and the installation is convenient.

Description

High-load normally-open relay

Technical Field

The utility model relates to the field of relays, in particular to a high-load normally-open relay.

Background

The variety of relay is various, and all need the protection of relay with the electrical apparatus that people used in the life, play automatically regulated in the electrical apparatus circuit use, safety protection, effect such as converting circuit, and in the current relay installation, all need to install the one end of electric wire on the circular telegram interface of relay, then the one end of using the screw fixed electric wire, be not convenient for install, and during the installation operating personnel exert oneself too big, make the electric wire of copper flatten easily, the resistance of electric wire has been improved, electrically conductive effect is poor, and produce heat among the current transport process, the one end of electric wire and relay fixed produces heat easily, thereby lead to the hot shrinkage that rises, and the one end of the unable fastening wire of current screw, consequently lead to relay and electric wire to drop easily, the result of use is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-load normally-open relay to solve the defects in the technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a high load normal open type relay, includes relay case, relay case's inside is equipped with fixed chamber, the fixed relay main part that is equipped with in inner wall in fixed chamber, relay case's top four corners is opened there is the fixed orifices that runs through, relay case's both sides outer wall is opened respectively has two interfaces, the one end of interface runs through in the inner wall in fixed orifices and fixed chamber, the inner wall of fixed orifices is equipped with the slip post.

Preferably, a switch groove is formed in the top of the relay shell and communicated with the inner wall of the top of the fixed cavity, a shifting piece is arranged on the top of the relay main body and located on the inner wall of the switch groove, and the on-off of the relay main body can be controlled through the shifting piece.

Preferably, the outer walls of two sides of the relay shell are respectively fixedly provided with a fixing piece and a positioning guide rail, one side of the bottom of the relay shell is fixedly provided with a fixing base, two sides of the fixing base are fixedly provided with positioning insertion pieces, the fixing base and the positioning insertion pieces arranged at the bottom of the relay shell are convenient for installing the electric box in the fixing guide rail of the electric box, and the fixing pieces and the positioning guide rails arranged on the outer wall of one side of the relay shell can be used for sequentially butting a plurality of electric boxes.

Preferably, the inner wall of the bottom of the fixing hole is provided with an internal thread groove, one end of the bottom of the fixing hole is screwed with an extrusion bolt, and the inner wall of the top of the fixing hole is fixedly provided with a limiting ring.

Preferably, one side outer wall of slip post is opened there is the socket that runs through, the fixed first anti-skidding tooth's socket that is equipped with the equidistance and distributes of inner wall that runs through the socket can avoid the electric wire to drop through first anti-skidding tooth's socket, the fixed extrusion post that is equipped with of top one end of slip post, the bottom one end of slip post is opened there is the spacing groove, the fixed compression spring that is equipped with of top inner wall of spacing groove.

Preferably, the outer walls of the two sides of the relay main body are respectively provided with two conductive columns, the conductive columns are located on the inner wall of the socket, one end of each conductive column is provided with a conductive hole, the top of one end of each conductive column is fixedly provided with a semi-arc-shaped conductive sheet, the outer wall of the bottom of each semi-arc-shaped conductive sheet is provided with second anti-skidding tooth grooves distributed at equal intervals, and the electric wires can be prevented from falling off through the second anti-skidding tooth grooves.

Preferably, the semi-arc conducting strip runs through the inner wall of the through socket, the semi-arc conducting strip can be clamped by the through socket, and the electric wire can be extruded by the inner wall of the bottom of the through socket and the inner wall of the bottom of the semi-arc conducting strip.

In the technical scheme, the utility model provides the following technical effects and advantages:

downwards press the extrusion post, the slip post moves down, it has the socket and the interface of running through to slide post one side outer wall to open when being located same water flat line, insert the inner wall of interface with the one end of electric wire, the one end of electric wire is passed the interface and is located the inner wall of electrically conductive hole with the inner wall that runs through the socket, then loosen the extrusion post, top one end through compression spring extrusion bolt, slip post and extrusion post rebound, the outer wall of the top inner wall extrusion electric wire of the bottom inner wall that runs through the socket and the semi-arc conducting strip, open some second non-slip tooth's socket through running through the socket inner wall and can interlock the outer wall of electric wire, avoid the electric wire to drop, be convenient for install the electric wire.

When the one end of electric wire produced the heat inflation, the compression spring that is equipped with through the slip socle portion can the downstream, avoids the one end of electric wire to be extruded and produces deformation, and when electric wire one end lost the heat and began to contract, the compression spring rebound that is equipped with through the slip socle portion continues to compress tightly the electric wire, can avoid the electric wire to produce not hard up because of expend with heat and contract with cold, excellent in use effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

FIG. 2 is a schematic perspective view of a relay body according to the present invention;

FIG. 3 is a schematic perspective view of a relay housing according to the present invention;

FIG. 4 is a schematic cross-sectional view of a relay housing according to the present invention;

FIG. 5 is a schematic cross-sectional view of the present invention;

FIG. 6 is a schematic cross-sectional view of a sliding column according to the present invention;

fig. 7 is a schematic perspective view of the conductive pillar according to the present invention.

Description of reference numerals:

1 relay shell, 2 fixed chambeies, 3 relay main part, 4 switch grooves, 5 plectrums, 6 fixed orificess, 7 internal thread grooves, 8 interface, 9 unable adjustment base, 10 location inserted sheet, 11 stationary blade, 12 location guide rails, 13 spacing rings, 14 slip posts, 15 run through the socket, 16 first anti-skidding tooth's socket, 17 extrusion post, 18 spacing grooves, 19 compression spring, 20 extrusion bolt, 21 lead electrical pillar, 22 electrically conductive hole, 23 semi-arc conducting strip, 24 second anti-skidding tooth's socket.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Example one

Referring to the attached drawings 1-7 in the specification, a high-load normally open relay comprises a relay shell 1, a fixed cavity 2 is arranged inside the relay shell 1, a relay main body 3 is fixedly arranged on the inner wall of the fixed cavity 2, fixing holes 6 are formed in four corners of the top of the relay shell 1 in a penetrating mode, two insertion ports 8 are formed in outer walls of two sides of the relay shell 1 respectively, one ends of the insertion ports 8 penetrate through the inner walls of the fixing holes 6 and the fixed cavity 2, sliding columns 14 are arranged on the inner walls of the fixing holes 6, a switch groove 4 is formed in the top of the relay shell 1, the switch groove 4 is communicated with the inner wall of the top of the fixed cavity 2, a shifting piece 5 is arranged at the top of the relay main body 3, the shifting piece 5 is located on the inner wall of the switch groove 4, and the on-off of the relay main body 3 can be controlled through the shifting piece 5.

Example two

Based on the first embodiment, the outer walls of the two sides of the relay housing 1 are respectively fixedly provided with the fixing piece 11 and the positioning guide rail 12, one side of the bottom of the relay housing 1 is fixedly provided with the fixing base 9, the two sides of the fixing base 9 are fixedly provided with the positioning insertion pieces 10, the fixing base 9 and the positioning insertion pieces 10 arranged at the bottom of the relay housing 1 are used for facilitating installation of the utility model in the fixing guide rail of the electric appliance box, and the fixing piece 11 and the positioning guide rail 12 arranged on the outer wall of one side of the relay housing 1 can be used for sequentially butting a plurality of the utility model.

EXAMPLE III

Based on embodiment one, one side outer wall of slip post 14 is opened there is through socket 15, the fixed first anti-skidding tooth's socket 16 that is equipped with the equidistance and distributes that runs through the inner wall of socket 15, can avoid the electric wire to drop through first anti-skidding tooth's socket 16, the fixed extrusion post 17 that is equipped with of top one end of slip post 14, the fixed spacing groove 18 that has opened of bottom one end of slip post 14, the fixed compression spring 19 that is equipped with of top inner wall of spacing groove 18, the both sides outer wall of relay main part 3 is equipped with two respectively and leads electrical pillar 21, it is located the inner wall of interface 8 to lead electrical pillar 21, the one end of leading electrical pillar 21 is opened there is electrically conductive hole 22, the fixed semi-arc conducting strip 23 that is equipped with in top of leading electrical pillar 21 one end, the bottom outer wall of semi-arc conducting strip 23 is opened has equidistance's second anti-skidding tooth's socket 24 that distributes, can avoid the electric wire to drop through second anti-skidding tooth's socket 24.

Example four

On the basis of embodiment one, the bottom inner wall of fixed orifices 6 is opened there is internal thread wire casing 7, and the bottom one end spiro union of fixed orifices 6 has extrusion bolt 20, and through the extrusion bolt 20 of 6 bottom outer wall spiro unions of rotatory fixed orifices, can control extrusion bolt 20's extrusion force, the power of the slip post 14 of the regulation compression spring 19 extrusion of being convenient for, the fixed spacing ring 13 that is equipped with of top inner wall of fixed orifices 6, can avoid the slip post 14 that the inner wall of fixed orifices 6 was equipped with to pop out through spacing ring 13.

The working principle of the utility model is as follows:

referring to the attached drawings 1-7 of the specification, the number of the utility model to be used is preferably determined, the utility model is convenient to be installed in a fixed guide rail of an electric appliance box through a fixed base 9 and a positioning insertion sheet 10 arranged at the bottom of a relay shell 1, a plurality of the utility model can be sequentially butted through a fixed sheet 11 and a positioning guide rail 12 arranged on the outer wall of one side of the relay shell 1, the utility model is convenient to be fixedly installed, when an electric wire is installed, a relay main body 3 forms an open circuit through a poking sheet 5, then one end of the electric wire is peeled, one end of the electric wire is aligned to a plug-in port 8, at the moment, a pressing column 17 is pressed downwards, a sliding column 14 moves downwards, when a through plug port 15 and the plug-in port 8 are positioned on the same horizontal line, one end of the electric wire is inserted into the inner wall of the plug-in port 8, one end of the electric wire is inserted into the plug port 8 and the inner wall of the through plug port 15 is positioned on the inner wall of a conductive hole 22, then the extrusion column 17 is loosened, one end of the electric wire is installed, at this time, one end of the top of the extrusion bolt 20 is extruded through the compression spring 19, the sliding column 14 and the extrusion column 17 move upwards, the outer wall of the electric wire is extruded through the inner wall of the bottom of the socket 15 and the inner wall of the top of the semi-arc conducting strip 23, the outer wall of the electric wire can be occluded through the first anti-skidding tooth groove 16 formed through the inner wall of the socket 15 and the second anti-skidding tooth groove 24 formed through the inner wall of the semi-arc conducting strip 23, the falling of the electric wire is avoided, after the electric wire is installed, the relay main body 3 forms a passage through the poking piece 5, the utility model starts to work, when the contact position of the electric wire and the inner walls of the semi-arc conducting strip 23 and the conducting hole 22 has large current, heat is generated, one end of the electric wire expands, the compression spring 19 arranged at the bottom of the sliding column 14 can move downwards, and the overlarge extrusion force is avoided to be generated at one end of the electric wire, when the one end electric current of electric wire is little, the one end of electric wire loses the heat, and the one end of electric wire begins to shrink, and compression spring 19 through sliding column 14 bottom be equipped with moves upward and continues to compress tightly the electric wire, can avoid the electric wire to produce because of expend with heat and contract with cold not hard up, excellent in use effect, through the extrusion bolt 20 of 6 bottom outer wall spiro union of rotatory fixed orifices, can control extrusion bolt 20's extrusion force, be convenient for adjust compression spring 19 extrusion sliding column 14's power.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. A high-load normally-open relay includes a relay case (1), characterized in that: the inside of relay shell (1) is equipped with fixed chamber (2), the fixed relay main part (3) that is equipped with of inner wall in fixed chamber (2), open the top four corners of relay shell (1) has fixed orifices (6) that run through, open the both sides outer wall of relay shell (1) respectively has two interface (8), the one end of interface (8) runs through in the inner wall of fixed orifices (6) and fixed chamber (2), the inner wall of fixed orifices (6) is equipped with slip post (14).

2. A high load normally open relay according to claim 1, wherein: the top of relay shell (1) is opened there is switch groove (4), the top inner wall intercommunication in switch groove (4) and fixed chamber (2), the top of relay main part (3) is equipped with plectrum (5), plectrum (5) are located the inner wall in switch groove (4).

3. A high load normally open relay according to claim 1, wherein: the outer wall of the two sides of the relay shell (1) is respectively and fixedly provided with a fixing piece (11) and a positioning guide rail (12), one side of the bottom of the relay shell (1) is fixedly provided with a fixing base (9), and the two sides of the fixing base (9) are fixedly provided with positioning insertion pieces (10).

4. A high load normally open relay according to claim 1, wherein: the bottom inner wall of fixed orifices (6) is opened there is internal thread groove (7), the bottom one end spiro union of fixed orifices (6) has extrusion bolt (20), the fixed spacing ring (13) that is equipped with of top inner wall of fixed orifices (6).

5. A high load normally open relay according to claim 1, wherein: the utility model discloses a sliding column, including slip post (14), sliding column's one side outer wall is opened there is socket (15) of running through, the fixed first anti-skidding tooth's socket (16) that are equipped with the equidistance and distribute of inner wall that runs through socket (15), the fixed extrusion post (17) that is equipped with of top one end of slip post (14), the bottom one end of slip post (14) is opened there is spacing groove (18), the fixed compression spring (19) that is equipped with of top inner wall of spacing groove (18).

6. A high load normally open relay according to claim 1, wherein: the outer walls of two sides of the relay main body (3) are respectively provided with two conductive columns (21), the conductive columns (21) are located on the inner wall of the plug interface (8), one end of each conductive column (21) is provided with a conductive hole (22), the top of one end of each conductive column (21) is fixedly provided with a semi-arc-shaped conductive sheet (23), and the outer wall of the bottom of each semi-arc-shaped conductive sheet (23) is provided with second anti-skidding tooth grooves (24) which are distributed equidistantly.

7. A high load normally open relay according to claim 6, wherein: the semi-arc conducting strip (23) penetrates through the inner wall of the through socket (15).