CN213958869U

CN213958869U - Relay socket and relay device

Info

Publication number: CN213958869U
Application number: CN202023231140.XU
Authority: CN
Inventors: 邱桂林; 谭忠华; 刘金枪; 苏冰波
Original assignee: Xiamen Hongfa Electroacoustic Co Ltd
Current assignee: Xiamen Hongfa Electroacoustic Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-13
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a relay socket and a relay device, the relay socket comprises a socket body and a mandril, a plurality of clamping springs are arranged in the socket body, the mandril is rotationally connected with the socket body, the mandril is provided with a pushing part for pushing up the relay, and the mandril drives the pushing part to move upwards or downwards through rotation; the ejector rod is also provided with a first supporting rod, one end of the first supporting rod is a free end, the pushing part is arranged at the free end of the first supporting rod, and the first supporting rod is positioned in the socket body and avoids the clamping spring and extends along the length direction of the socket body. The utility model discloses be convenient for do length or do the weak point with first branch according to actual need, make top pushing portion draw close to the moment balance point of relay plug on the socket as far as possible to when making the top pushing portion upwards push away the relay, the relay can upwards translation, avoids askew to one side, is more convenient for extract.

Description

Relay socket and relay device

Technical Field

The utility model relates to a relay field especially relates to a relay socket and relay device.

Background

In the industrial control field, the design often has the relay on the PCB board, for the person's of facilitating the use dismouting relay, often is connected with the socket on the PCB board, and during user dismouting relay, only need with the pin-out of relay insert or extract the socket can. Because the relay socket is densely arranged in the PCB, the relay is inconvenient to take out. Therefore, the relay socket with the ejector rod appears in the prior art, and when the relay needs to be pulled out, the ejector rod is rotated to enable the ejector rod to push the relay upwards so as to provide boosting force. However, since the part (referred to as a pushing part) of the plunger for pushing the relay is located below one end of the bottom surface of the relay, and deviates from the moment balance point of the relay inserted into and pulled out from the socket, when the plunger pushes the relay upwards, the relay is easily tilted to one side, and the pins of the relay cannot be moved upwards synchronously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a make things convenient for relay socket and relay device that the relay extracted to the technical problem that prior art exists.

The utility model provides a technical scheme that its technical problem adopted is: a relay socket comprises a socket body and a push rod, wherein a plurality of clamping springs are arranged in the socket body, the push rod is rotatably connected to the socket body and is provided with a pushing part for pushing up a relay, and the push rod drives the pushing part to move upwards or downwards through rotation; the ejector rod is also provided with a first supporting rod, one end of the first supporting rod is a free end, the pushing part is arranged at the free end of the first supporting rod, and the first supporting rod is positioned in the socket body and avoids the clamping spring and extends along the length direction of the socket body.

Further, the pushing portion is located at a torque balance point where the relay is plugged in and out of the socket body, or the pushing portion is close to the torque balance point where the relay is plugged in and out of the socket body.

Furthermore, the connecting line of the clamping springs is in a 7 shape, the long side of the 7 shape is parallel to the first supporting rod, and the short side of the 7 shape is positioned in the width direction of the socket body and close to the pushing part.

Furthermore, the ejector rod is also provided with a second supporting rod, one end of the second supporting rod is connected with the other end of the first supporting rod to form a rotary connecting part of the ejector rod, and the other end of the second supporting rod extends upwards and is provided with a limiting part which is used for being lapped on a relay to limit the relay to be separated from the socket body; the second supporting rod is matched with the socket body to form a positioning structure so as to position the limiting part of the socket body in a limiting state.

Furthermore, the positioning structure comprises positioning bumps arranged on two opposite side surfaces of the second supporting rod respectively and two positioning plates arranged opposite to the top surface of the socket body, the second supporting rod is arranged between the two positioning plates, and the positioning bumps on two sides of the second supporting rod are in interference fit or buckle fit with the two positioning plates respectively.

Furthermore, the relay body comprises a base and a cover plate, the base is provided with a plurality of first mounting grooves which are in one-to-one correspondence with the plurality of clamping springs and a strip-shaped accommodating groove which extends along the length direction of the base, each clamping spring is respectively mounted in the corresponding first mounting groove, the first support rod is accommodated in the accommodating groove, two opposite side surfaces of one end of the accommodating groove are respectively provided with a second mounting groove, two opposite side surfaces of the rotating connection part of the ejector rod are respectively provided with a rotating shaft, and the two rotating shafts are respectively mounted in the two second mounting grooves; the cover plate is connected to the base, and the cover plate is provided with a plurality of first yielding holes which are in one-to-one correspondence with the first mounting grooves, and second yielding holes which are in correspondence with the accommodating grooves from top to bottom and are opposite to the pushing portions.

Furthermore, the second supporting rod is matched with the positioning structure with the cover plate of the socket body; the edge of the cover plate is provided with a limit baffle plate which extends upwards, and the limit baffle plate is matched with the outer side of a relay inserted on the socket body.

Furthermore, the cover plate is also provided with a third abdicating hole for abdicating the second support rod, and two opposite side surfaces of the third abdicating hole are respectively provided with a rotating shaft limiting block; the upper ends of the two second mounting grooves are respectively provided with an opening, the two rotating shaft limiting blocks are in one-to-one correspondence with the two second mounting grooves, and the rotating shaft limiting blocks are respectively arranged in the corresponding second mounting grooves from the openings.

Further, the cover plate is connected with the base in a buckling mode.

The utility model provides a relay device in addition, including the relay, still include as above the utility model discloses a relay socket, a plurality of pins of relay with a plurality of clamp springs cooperation of pegging graft one by one.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. because the ejector pin still has first branch, this first branch one end is the free end, the free end department of this first branch is located to the top portion of pushing away, and this first branch is located socket ontology to avoid pressing from both sides the spring and extend along socket ontology's length direction, make the utility model discloses be convenient for make length or do the weak point with first branch as required, make the top portion of pushing away draw close to the moment balance point of relay plug on the socket as far as possible, thereby when making the top portion of pushing away upwards push away the relay, the relay can upwards the translation, avoids askew to one side, is more convenient for extract.

2. The connecting lines of the clamping springs are in a 7 shape, the long edge of the 7 shape is parallel to the first supporting rod, the short edge of the 7 shape is located in the width direction of the socket body and close to the pushing portion, the first supporting rod is guaranteed to have enough containing space, the whole relay socket is compact, and the position of the pushing portion is reasonable in arrangement.

3. Second branch and the setting of spacing portion thereof make the utility model discloses a ejector pin can also carry on spacingly to the relay of plug-in mounting on the socket, avoids breaking away from because of strikeing, vibrations etc. lead to relay and socket. The positioning structure enables the limiting part of the second supporting rod to be stably kept in a limiting state in a non-stressed state.

4. The positioning structure comprises the positioning lug and the two positioning plates, and is simple in structure and firm in positioning.

5. The relay body comprises the base and the cover plate, so that the ejector rod is easy to assemble, and the overall structure is simple and attractive.

The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the relay socket and the relay device of the present invention are not limited to the embodiments.

Drawings

Fig. 1 is an exploded schematic view of a relay socket (including a relay) according to the present invention;

FIG. 2 is a schematic perspective view of the ejector pin of the present invention;

fig. 3 is a schematic perspective view of the base of the present invention;

fig. 4 is a schematic perspective view of the cover plate of the present invention;

fig. 5 is a bottom view of the cover plate of the present invention;

fig. 6 is a schematic perspective view of a relay socket according to the present invention;

fig. 7 is a plan view of the relay socket of the present invention;

fig. 8 is a cross-sectional view of a relay of the present invention;

fig. 9 is a front view of the relay socket of the present invention after the relay is inserted;

fig. 10 is a front view of the relay socket according to the present invention in a state where the relay is lifted up.

Detailed Description

In an embodiment, please refer to fig. 1-10, a relay socket of the present invention includes a socket body and a push rod 1, a plurality of clamp springs 2 are installed in the socket body, the push rod 1 is rotatably connected to the socket body, the push rod 1 has a pushing portion 11 for pushing up a relay, the push rod 1 rotates to drive the pushing portion 11 to be received in the socket body or extend upward; the ejector rod 1 further has a first support rod 12, one end of the first support rod 12 is a free end, the pushing portion 11 is arranged at the free end of the first support rod 12, and the pushing portion 11 is located at a moment balance point where the relay is plugged in and pulled out of the socket body, or the pushing portion 11 is close to the moment balance point where the relay is plugged in and pulled out of the socket body. The first leg 12 is located in the socket body and extends away from the clamp spring 2 and along the length of the socket body.

In this embodiment, the connecting line of the plurality of clamping springs 2 is 7-shaped, the long side of the 7-shaped connecting line is parallel to the first support rod 12, and the short side of the 7-shaped connecting line is located in the width direction of the socket body and close to the pushing portion 11. The number of the clamping springs 2 is four, three of the clamping springs are distributed at intervals along the length direction of the socket body, and the rest clamping springs are located at one end of the socket body in the length direction and are distributed along the width direction of the socket body. The jack 1 is arranged at the other end of the socket body in the length direction.

In this embodiment, the ejector rod 1 further has a second supporting rod 13, one end of the second supporting rod 13 is connected to the other end of the first supporting rod 12 to form a rotary connection portion of the ejector rod 1 (i.e., a portion of the ejector rod 1 for rotary connection with the socket body), and the other end of the second supporting rod 13 extends upward and is provided with a limiting portion 14 for being lapped on a relay to limit the relay to be separated from the socket body; the second supporting rod 13 is matched with the socket body to form a positioning structure so as to position the limiting part 14 in a limiting state. In this embodiment, the first support bar 12 and the second support bar 13 are integrally connected to form an L-shape.

In this embodiment, the positioning structure includes two positioning plates 43 disposed opposite to the top surface of the socket body and two positioning bumps 15 disposed on two opposite sides of the second supporting rod 13, the second supporting rod 13 is located between the two positioning plates 43, and the positioning bumps 15 on two sides of the second supporting rod 13 are respectively in interference fit or snap fit with the two positioning plates 43. Specifically, in the limit state, the positioning protrusions 15 on the two sides of the second support rod 13 are respectively clamped on the sides of the two positioning plates 43 facing the relay.

In this embodiment, the relay body includes a base 3 and a cover plate 4, the base 3 is provided with a plurality of first mounting grooves 31 corresponding to the plurality of clamping springs 2 one by one, and a strip-shaped accommodating groove 32 extending along the length direction of the base 3, each clamping spring 2 is respectively mounted in the corresponding first mounting groove 31, the first support rod 12 is accommodated in the accommodating groove 32, two opposite side surfaces of one end of the accommodating groove 32 are respectively provided with a second mounting groove 33, two opposite side surfaces of the rotating connection portion of the support rod 1 are respectively provided with a rotating shaft 16, and the two rotating shafts 16 are respectively mounted in the two second mounting grooves 33; the cover plate 4 is connected to the base 3, and the cover plate 4 is provided with a plurality of first yielding holes 41 which correspond to the first mounting grooves 31 one by one from top to bottom, and second yielding holes 42 which correspond to the pushing portions 11 from top to bottom and the accommodating grooves 32 from top to bottom. The first and second yielding

holes

41 and 42 are square holes.

In this embodiment, the second supporting rod 13 is matched with the cover plate 4 of the socket body to form the positioning structure, so that the two positioning plates 43 of the positioning structure are disposed on the cover plate 4. The edge of the cover plate 4 is also provided with a plurality of limit baffles 44, the limit baffles 44 are matched with the relay outside on the socket body in an inserting mode, the side direction of the relay can be limited, and the inserting and pulling of the relay can be guided.

In this embodiment, the cover plate 4 is further provided with a third abdicating hole 46 for abdicating the second support rod 13, and two opposite side surfaces of the third abdicating hole 46 are respectively provided with a rotating shaft limiting block 462; the upper ends of the two second mounting grooves 33 are respectively opened, the two shaft stoppers 462 are in one-to-one correspondence with the two second mounting grooves 33, and each shaft stopper 462 is respectively placed into the corresponding second mounting groove 33 from the opening to limit the shaft 16 from separating from the second mounting groove 33.

In this embodiment, the cover plate 4 is connected to the base 3 by a snap fit. Specifically, the side wall of the cover plate 4 is provided with a plurality of clamping grooves 45, the outer side surface of the base 3 is provided with a plurality of clamping blocks 34, and the clamping blocks 34 are buckled with the clamping grooves 45 one by one.

The utility model discloses a relay socket, during the cartridge relay, at the second branch 13 roll-out state of ejector pin 1 (this moment, top portion 11 of pushing on first branch 12 is the perk, the state of stretching out), press relay 5 to socket ontology, relay 5 is downstream under limit baffle 44's direction, make its each pin of drawing forth pass corresponding first hole 41 of stepping down respectively, and insert corresponding clamp spring 2, press from both sides tightly by clamp spring 2, and simultaneously, top portion 11 of first branch 12 is acted on the downstream by relay 5, make second branch 13 rotate towards one side at relay 5 place, take on relay 5 top surface until the spacing portion 14 of its other end, it is spacing to relay 5, as shown in fig. 9. In the process, the positioning projections 15 on both sides of the second rod 13 rotate with the second rod 13 toward the side of the relay 5 until they pass over the two positioning plates 43 and get stuck on the side of the two positioning plates 43 facing the relay 5.

When the relay 5 needs to be pulled up, the other end of the second supporting rod 13 is pressed outwards by fingers, the second supporting rod 13 rotates outwards, the limiting portion 14 on the second supporting rod 13 is separated from the top surface of the relay 5, the positioning bumps 15 on two sides of the second supporting rod 13 move to one side of the positioning plate 43 back to the relay 5 along with the second supporting rod 13, the free end of the first supporting rod 12 and the pushing portion 11 are tilted upwards, the pushing portion 11 pushes the relay 5 upwards, the relay 5 is made to move upwards in a translational mode, and as shown in fig. 10, the relay 5 is convenient to pull up easily.

The utility model discloses a relay socket only needs to do length or do the weak point with first branch 12 according to actual conditions, can make its top portion of pushing 11 draw close to the moment balance point of relay 5 plug on the socket as far as possible to make top portion of pushing 11 upwards push away relay 5 time, relay 5 can upwards translation, avoid askew to one side, the more be convenient for extract.

Referring to fig. 1-10, the relay device of the present invention includes a relay 5, and further includes a relay socket as described in the present invention, wherein a plurality of pins of the relay 5 are in one-to-one insertion fit with the plurality of clamping springs 2.

The utility model discloses a relay socket, the plug operation of its relay 5 is as above, and here is no longer repeated.

The utility model discloses a relay socket and relay device does not relate to the part and all is the same with prior art or can adopt prior art to realize.

The above embodiments are only used to further explain the utility model discloses a relay socket and relay device, but the utility model discloses do not limit to the embodiment, all be according to the utility model discloses a technical entity does any simple modification, equivalent change and modification to above embodiment, all fall into the protection scope of the technical scheme of the utility model.

Claims

1. A relay socket comprises a socket body and a push rod, wherein a plurality of clamping springs are arranged in the socket body, the push rod is rotatably connected to the socket body and is provided with a pushing part for pushing up a relay, and the push rod drives the pushing part to move upwards or downwards through rotation; the method is characterized in that: the ejector rod is also provided with a first supporting rod, one end of the first supporting rod is a free end, the pushing part is arranged at the free end of the first supporting rod, and the first supporting rod is positioned in the socket body and avoids the clamping spring and extends along the length direction of the socket body.

2. The relay socket according to claim 1, wherein: the pushing portion is located at a torque balance point where the relay is plugged in and out of the socket body, or the pushing portion is close to the torque balance point where the relay is plugged in and out of the socket body.

3. The relay socket according to claim 1, wherein: the connecting line of the clamping springs is in a 7 shape, the long side of the 7 shape is parallel to the first supporting rod, and the short side of the 7 shape is positioned in the width direction of the socket body and close to the pushing part.

4. The relay socket according to claim 1, wherein: the push rod is also provided with a second supporting rod, one end of the second supporting rod is connected with the other end of the first supporting rod to form a rotary connecting part of the push rod, and the other end of the second supporting rod extends upwards and is provided with a limiting part which is used for being lapped on a relay to limit the relay to be separated from the socket body; the second supporting rod is matched with the socket body to form a positioning structure so as to position the limiting part of the socket body in a limiting state.

5. The relay socket according to claim 4, wherein: the positioning structure comprises positioning lugs arranged on two opposite side faces of the second supporting rod respectively and two positioning plates arranged opposite to the top face of the socket body, the second supporting rod is located between the two positioning plates, and the positioning lugs on two sides of the second supporting rod are in interference fit or buckle fit with the two positioning plates respectively.

6. The relay socket according to claim 4 or 5, wherein: the relay body comprises a base and a cover plate, the base is provided with a plurality of first mounting grooves which are in one-to-one correspondence with the clamping springs and a strip-shaped accommodating groove which extends along the length direction of the base, each clamping spring is respectively mounted in the corresponding first mounting groove, the first supporting rod is accommodated in the accommodating groove, two opposite side surfaces of one end of the accommodating groove are respectively provided with a second mounting groove, two opposite side surfaces of the rotating connection part of the ejector rod are respectively provided with a rotating shaft, and the two rotating shafts are respectively mounted in the two second mounting grooves; the cover plate is connected to the base, and the cover plate is provided with a plurality of first yielding holes which are in one-to-one correspondence with the first mounting grooves, and second yielding holes which are in correspondence with the accommodating grooves from top to bottom and are opposite to the pushing portions.

7. The relay socket according to claim 6, wherein: the second supporting rod is matched with the positioning structure with the cover plate of the socket body; the edge of the cover plate is provided with a limit baffle plate which extends upwards, and the limit baffle plate is matched with the outer side of a relay inserted on the socket body.

8. The relay socket according to claim 6, wherein: the cover plate is also provided with a third abdicating hole for abdicating the second supporting rod, and two opposite side surfaces of the third abdicating hole are respectively provided with a rotating shaft limiting block; the upper ends of the two second mounting grooves are respectively provided with an opening, the two rotating shaft limiting blocks are in one-to-one correspondence with the two second mounting grooves, and the rotating shaft limiting blocks are respectively arranged in the corresponding second mounting grooves from the openings.

9. The relay socket according to claim 8, wherein: the cover plate is connected with the base in a buckling mode.

10. A relay assembly comprising a relay and further comprising a relay socket as claimed in any one of claims 1 to 9, wherein the plurality of prongs of the relay are in one-to-one mating engagement with the plurality of clamping springs.