CN213717075U

CN213717075U - Fastening device

Info

Publication number: CN213717075U
Application number: CN202023282663.7U
Authority: CN
Inventors: 朱栋; 王培�
Original assignee: Weidmueller Interface Shanghai Co Ltd
Current assignee: Weidmueller Interface Shanghai Co Ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-07-16
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a buckle device, include: a carrier for housing the wires; the clamping assembly comprises a body part and an elastic part, the body part is movably arranged on the carrier so that the body part and the carrier can move relatively, and the elastic part can abut against the wire contained on the carrier by moving the body part. The utility model provides a thereby buckle device fixes the wire fast through the relative motion of card holding subassembly and carrier, need not the instrument and assists, compromises multiple wire, easy operation, convenience has improved wiring efficiency greatly, and the practicality is extremely strong, has wide market prospect.

Description

Fastening device

Technical Field

The utility model belongs to the wiring field, concretely relates to buckle device.

Background

Currently, most wiring modes in the market need to use special tools, for example, cold pressing process treatment needs to be carried out on wire diameters before wiring; the traditional tool-free wiring mode is not completely compatible with the types of wires, such as a multi-strand wire, and the traditional wiring mode is complicated and low in efficiency.

Therefore, it is necessary to provide a buckle device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide a buckle device to improve the wiring efficiency.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

a snap-in device comprising:

a carrier for housing the wires;

the clamping assembly comprises a body part and an elastic part, the body part is movably arranged on the carrier so that the body part and the carrier can move relatively, and the elastic part can abut against the wire contained on the carrier by moving the body part.

In one embodiment, the carrier is formed with a receiving groove for receiving the wire and a guide groove movably mounted with the body portion, and the body portion is slidably mounted with the carrier through the guide groove.

In one embodiment, the main body is provided with a first protruding part which is matched with the guide groove and is slidably mounted.

In one embodiment, the carrier includes a base portion, and two side arms mounted on the base portion and forming a receiving slot, the two side arms are provided with a slot for receiving the elastic member, the guide slots are formed on the two side arms, and the retaining member is slidably mounted on the side walls.

In one embodiment, the elastic member is provided with a second protruding portion, and in the abutting state, the elastic member abuts against the lead, meanwhile, the second protruding portion enters the clamping groove, and abutting of the second protruding portion is achieved through the clamping groove.

In one embodiment, the elastic element further includes a first bending portion fixedly mounted on the body portion and a first abutting portion connected to the first bending portion, the second protruding portion is formed on two sides of the first bending portion, and the first bending portion and the first abutting portion are respectively bent toward the bottom of the accommodating slot.

In one embodiment, an inclined plane for sliding the second protruding portion is formed on the side wall, and the inclined plane, the clamping groove and the guide groove are sequentially arranged.

In one embodiment, the distance between the inclined surface and the base portion gradually increases along a direction gradually approaching the card slot.

In one embodiment, the main body includes a fixing portion fixedly mounted with the first bending portion and first cantilevers respectively connected to two sides of the fixing portion, the first cantilevers extend to the outer side of the sidewall, and the first protrusion is formed on the first cantilevers and extends into the guide groove toward the inner side of the first cantilevers.

In one embodiment, the carrier includes a housing and a support member installed in the housing for receiving the wires and mounting the elastic member, the receiving groove is formed between the housing and the support member, and the guide groove is formed on the housing at a side of the receiving groove.

In one embodiment, the supporting member includes a bearing portion for placing the wire and a fixing member mounted on the bearing portion for mounting the elastic member.

In one embodiment, the elastic member includes an installation portion installed on the supporting member, a second bending portion connected to the installation portion, and a second abutting portion connected to the second bending portion and used for abutting against the conductive wire, third protruding portions contacting with the main body portion when the main body portion moves are formed on two sides of the second bending portion, and the second bending portion and the second abutting portion are sequentially bent toward the bottom of the accommodating slot.

In one embodiment, the main body includes a pressing portion mounted on the housing, and a second cantilever connected to the pressing portion and extending toward the bottom of the accommodating slot, the second cantilever pushes the third protrusion when the main body moves, the second cantilever extends to two sides of the wire, and the first protrusion is formed on an outer side of the second cantilever and extends into the guide slot.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model provides a thereby buckle device fixes the wire fast through the relative motion of card holding subassembly and carrier, need not the instrument and assists, compromises multiple wire, easy operation, convenience has improved wiring efficiency greatly, and the practicality is extremely strong, has wide market prospect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a fastening device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a carrier of the fastening device in an embodiment of the present invention;

fig. 3 is a schematic structural view of a clamping component of the fastening device in an embodiment of the present invention;

fig. 4 is a schematic top view of a carrier of the fastening device according to an embodiment of the present invention;

fig. 5 is a schematic view of the fastening device in an embodiment of the present invention in a wire-mounted state;

fig. 6 is a schematic view of the fastening device in an embodiment of the present invention;

fig. 7 is a schematic structural view of a fastening device according to another embodiment of the present invention;

fig. 8 is an exploded view of the fastening device according to another embodiment of the present invention;

fig. 9 is a schematic structural view of a supporting member of a fastening device according to another embodiment of the present invention;

fig. 10 is a schematic structural view of a body portion of a buckle device according to another embodiment of the present invention;

fig. 11 is a schematic structural view of an elastic member of a fastening device according to another embodiment of the present invention;

fig. 12 is a schematic view of a wire installation of the buckle device according to another embodiment of the present invention;

fig. 13 is a schematic diagram of the abutment of the buckle device according to another embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

The utility model discloses a buckle device, include:

a carrier for housing the wires;

The present invention will be further described with reference to the following specific embodiments.

The first embodiment is as follows:

referring to fig. 1, a buckle device includes:

a carrier 100 for receiving a wire 300, wherein a first plug terminal 400 connected to the wire 300 is mounted at one end of the carrier 100, an external device is inserted through the first plug terminal 400, and the wire 300 is inserted into the carrier 100 and welded to the first plug terminal 400;

a chucking assembly 200, the chucking assembly 200 being movably mounted on the carrier 100 to enable relative movement between the chucking assembly 200 and the carrier 100, the clamping assembly 200 is moved to enable the clamping assembly 200 to abut against the wires received in the carrier 100, specifically, the clamping assembly 200 includes a body portion 202 and an elastic member 201 fixed to each other, the clamping assembly 200 is clamped with the carrier 100 by sliding on the carrier 100, in the clamping state, the elastic member 201 can abut against the wires 300 accommodated on the carrier 100, in the clamping state, the elastic member 201 generates a first acting force on the carrier 100, and at the sliding connection position between the carrier 100 and the clamping assembly 200, the clamping assembly 200 generates a second acting force on the carrier 100, the first acting force and the second acting force are opposite in direction, thereby ensuring that the chucking assembly 200 is securely mounted on the carrier 100 and providing a sufficient resisting force to the wire 300.

Referring to fig. 2, the carrier 100 includes a base portion 101, and a receiving slot 102 formed on the base portion 101 and used for receiving the conductive wire 300, the receiving slot 102 is disposed along a predetermined direction, a slot 103 for receiving the elastic member 201 is disposed on two side walls 1021 forming the receiving slot 102, the slot 103 is similar to a gap formed from a top of the side walls 1021 to a bottom of the side walls 1021, and the retaining member 200 is slidably mounted on the side walls 1021.

Further, a guide groove 104 is formed in the side wall 1021, the guide groove 104 is in a long hole shape penetrating through the side wall 1021, a first protruding portion 203 which is matched with the guide groove 104 and is installed in a sliding mode is arranged on the clamping component 200, the first protruding portion 203 extends into the guide groove 104, and the first protruding portion 203 can move in the guide groove 104 in a reciprocating mode.

In this embodiment, the top of the sidewall 1021 above the guide slot 104 is connected to the blocking portion 106, the blocking portions 106 on both sides extend toward the inner side of the sidewall 1021, a certain gap is formed between the blocking portions 106 or the blocking portions 106 are connected to each other, and the blocking portion 106, the sidewall 1021, and the base portion 101 form an insertion passage of the wire 300.

Referring to fig. 3 in combination with fig. 1, the retaining assembly 200 includes a main body 202 connected to the elastic member 201, a first protrusion 203 is formed on the main body 202 and extends into the guide groove 104, further, the main body 202 includes a fixing portion 2021 and a suspension arm 2022 respectively connected to two sides of the fixing portion 2021, the suspension arm 2022 extends to an outer side of the side wall 1021, the suspension arm 2022 at two sides forms a channel for accommodating the side wall 1021, the first protrusion 203 is formed on the suspension arm 2022 and extends into the guide groove 104 toward an inner side of the suspension arm 2022, the first protrusion 203 extends toward an inner side of the suspension arm 2022, and a groove corresponding to the first protrusion 203 is formed on an outer side of the suspension arm 2022.

Referring to fig. 3 in combination with fig. 1, the elastic member 201 has a second protrusion 2014, in the clamping state, the elastic member 201 abuts against the wire 300, the second protrusion 2014 enters the clamping groove 103 and abuts against the second protrusion 2014 through the clamping groove 103, and the second protrusion 2014 forms a first acting force on the clamping groove 103 under the elastic action of the elastic member 201.

Referring to fig. 3 and fig. 1, the elastic member 201 further includes a connection portion 2011, a first bending portion 2012 connected to the connection portion 2011, and a first abutting portion 2013 connected to the first bending portion 2012, the connection portion 2011, the first bending portion 2012, and the first abutting portion 2013 are formed by two-time bending, the length of the connection portion 2011 can be increased or decreased as needed, the connection portion 2011 can be removed, the second protrusion 2014 is formed at two sides of the first bending portion 2012, the first bending portion 2012 and the first abutting portion 2013 are both bent toward the bottom of the receiving slot 102, the bending angle between the first bending portion 2012 and the connection portion 2011 is 110-160 °, the bending angle between the first bending portion 2012 and the first abutting portion 2013 is 110-160 °, and the first bending portion 2012 and the first abutting portion 2013 can extend into the receiving slot 102.

Referring to fig. 2 and fig. 1, an inclined surface 105 for sliding the second protrusion 2014 is formed on the side wall 1021, the inclined surface 105, the card slot 103 and the guide slot 104 are sequentially arranged, the inclined surface 105 and the guide slot 104 are respectively located at two sides of the card slot 103, the plug terminal 400 is mounted at one end of the carrier 100 close to the inclined surface 105, a distance between the inclined surface 105 and the base portion 101 gradually increases along a direction gradually approaching the card slot 103, and a distance is provided between an end of the inclined surface 105 closest to the card slot 103 and the card slot 103.

Referring to fig. 4 in combination with fig. 2, the first mating terminal 400 includes a positioning portion 401 connected to the base portion 101, and mating portions 402 connected to both sides of the positioning portion 401, the mating portions 402 extend in a direction away from the receiving slots 102, the insertion parts 402 on two sides are oppositely arranged, the positioning part 401 is used for welding the wire 400 accommodated in the accommodating groove 102, the insertion part 402 comprises a first connecting part 4021 connected with the positioning part 401, a second connecting part 4022 connected with the first connecting part 4021 and a third connecting part 4023 connected with the second connecting part 4022, the first connecting part 4021, the second connecting part 4022 and the third connecting part 4023 are formed by bending, the opposite first connecting parts 4021 are arranged in parallel, the distance between the opposite second connecting parts 4022 is linearly reduced along the direction far away from the first connecting part 4021, and the distance between the opposite third connecting parts 4023 is linearly increased along the direction far away from the second connecting part 4022.

Referring to fig. 5, which is a state when the clamping assembly 200 is not clamped with the carrier 100, at this time, the clamping assembly 200 moves along the arrow direction shown in fig. 5, and the second protrusion 2014 moves from the low position to the high position of the inclined surface 105 to drive the bending portion 2012 and the abutting portion 2013 to tilt, so that there is enough space between the abutting portion 2013 and the bottom of the receiving slot 102 to ensure that the wires 300 pass through.

Referring to fig. 6, which shows the clamping assembly 200 clamped to the carrier 100, after the wires 300 are welded to the first plug terminals 400, when the latching member 200 moves to the rightmost end in the direction of the arrow, the second protrusion 2014 enters the latching slot 103, the first bending portion 2012 and the first abutting portion 2013 move downward under the action of elasticity to restore the original shape, so that the first abutting portion 2013 abuts against the conducting wire 300, and the second protrusion 2014 is tightly abutted to the slot 103, the second protrusion 2014 forms a first acting force on the slot 103 under the elastic action of the elastic member 201, at this time, the first convex part 203 abuts against the end part of the guide groove 104 under the elastic action of the elastic member 201, the first convex part 203 exerts a second acting force on the guide groove 104, the first acting force and the second acting force are opposite in direction, so that the chucking assembly 200 cannot be freely moved again and the wire 300 is firmly fixed.

Example two:

referring to fig. 8 in conjunction with fig. 7, a buckle device includes: the carrier 100 is used for accommodating the lead 300, the carrier 100 includes a housing 110 and a support 120 installed in the housing 110, the carrier 100 is simultaneously installed with a second plug terminal 500 connected with the lead 300, the carrier is connected with an external device through the second plug terminal 500, and the lead 300 is inserted into the carrier 100 and welded with the second plug terminal 500.

Specifically, a cavity communicated with the outside is formed in the housing 110, the support 120 is inserted into the cavity from one end of the housing 110 and is installed in the cavity, an accommodating groove is formed between the support 120 and the housing 110, the wire 300 is accommodated in the accommodating groove, a guide groove 111 is formed on the inner wall of the housing 110 at the side of the accommodating groove, and a limit groove 112 communicated with the accommodating groove is formed on the housing 110.

Referring to fig. 9 and fig. 8, the supporting member 120 includes a carrier 121 for placing the wire 300 and a fixing member 122 mounted on the carrier 121, the second plug terminal 500 is mounted at one end of the carrier 121, the fixing member 122 includes a first fixing portion 1221 connected to the carrier 121 and a second fixing portion 1222 connected to the first fixing portion 1221, the second fixing portion 1222 is located above the carrier 121, the first fixing portion 1221 and the second fixing portion 1222 form an insertion opening for the wire 300, and the second plug terminal 500 is mounted at one end of the carrier 121 far away from the fixing member 122.

Referring to fig. 8, the latching assembly 200 includes a main body 210 and an elastic member 220, the main body 210 is movably mounted on the carrier 100 to enable relative movement between the main body 210 and the carrier 100, and the elastic member 220 can abut on the wire 300 received on the carrier 100 by moving the main body 210.

Referring to fig. 10, the main body 210 includes a pressing portion 211 and a second cantilever 212, the pressing portion 211 is received in the limiting groove 112 at the top of the housing 110, the limiting groove 112 is communicated with the receiving groove, the pressing portion 211 can reciprocate in the limiting groove 112, and the movement of the pressing portion 211 is limited by the limiting groove 112; the second cantilever 212 is connected to the pressing portion 211, passes through the top of the housing 110, and extends toward the bottom of the receiving slot, the second cantilever 212 is located between the fixing member 122 and the second plug terminal 500, the second cantilever 212 extends to the side of the wire 300, the second cantilevers 212 on both sides form a channel through which the wire 300 passes, a first protrusion 213 is formed on the outer side of the second cantilever 212, the first protrusion 213 extends into the guide slot 111 at the same time, the pressing portion 211 is pushed to move the main body 210, and the main body 210 is guided by the guide slot 111.

Further, the second suspension arm 212 includes a first extension 2121 connected to the pressing portion 211 and extending in a vertical direction, and a second extension 2122 connected to the first extension 2121 and extending in a horizontal direction, the second extension 2122 extends toward the second plug terminal 500, one end of the second extension 2122 is connected to the first extension 2121, a top of the other end of the second extension 2122 has a first inclined surface 2123, and a distance between the first inclined surface 2123 and a bottom of the second extension 2122 gradually increases along a direction approaching the first extension 2121.

Further, a first groove 2111 is formed in the pressing portion 211, and the first groove 2111 can be used for being connected with an external device, so that the pressing portion 211 is driven to move by the external device.

Referring to fig. 11, the elastic member 220 includes a mounting portion 221 mounted on the supporting member 120, a second bending portion 222 connected to the mounting portion 221, and a second contact portion 223 connected to the second bending portion 222 and contacting the conductive wire 300, the mounting portion 221 is mounted on a second fixing portion 1222 of the fixing member 122, third protrusions 224 contacting the main body 210 when the main body 210 moves are formed on both sides of the second bending portion 222, the second bending portion 222 and the second contact portion 223 are sequentially bent toward the bottom of the housing groove, the second bending portion 222 and the second contact portion 223 are bent toward a space between the main body 210 and the second socket terminal 500, a bending angle between the second bending portion 222 and the mounting portion 221 is 100 to 160 °, a bending angle between the second bending portion 222 and the second contact portion 223 is 100 to 160 °, the second bending portion 222 is inclined, and when the main body 210 moves toward the second socket terminal 500, the second extending portion 2122 pushes the third protruding portion 224 through the first inclined surface 2123, so that the second bending portion 222 and the second abutting portion 223 tilt upwards, and the wire 300 can pass through between the second abutting portion 223 and the bearing portion 121 to be welded to the second plug terminal 500.

Referring to fig. 9, the second socket terminal 500 includes a first socket 510 and a second socket 520, the first socket 510 and the second socket 520 are vertically arranged with reference to a horizontally arranged carrier 121, the first socket 510 includes a fourth connection portion 511 connected to the carrier 121 and a fifth connection portion 512 connected to the fourth connection portion 511, the second socket 520 includes a soldering portion 521, a sixth connection portion 522 connected to the soldering portion 521, a seventh connection portion 523 connected to the sixth connection portion 522, and an eighth connection portion 524 connected to the seventh connection portion 523, the sixth connection portion 522 is connected to the carrier 121 through the ninth connection portion 530, the sixth connection portion 522 is arranged in parallel to the carrier 121, the soldering portion 521 is arranged perpendicular to the sixth connection portion 522, the soldering portion 521 is bent toward the bottom of the carrier 121, a distance between the fourth connection portion 511 and the seventh connection portion 523 is linearly decreased in a direction away from the carrier 121, the distance between the fifth connecting portion 512 and the eighth connecting portion 524 increases linearly along the direction away from the fourth connecting portion 511, and the end of the housing 110 is opened with a through hole 113 corresponding to the second plug terminal 500.

Referring to fig. 12, when the main body 210 moves toward the second plug terminal 500, the second extending portion 2122 pushes the third protruding portion 224, so that the second bent portion 222 and the second abutting portion 223 tilt upwards, and the wire 300 can pass through between the second abutting portion 223 and the bearing portion 121 to be welded to the second plug terminal 500.

Referring to fig. 13, the main body 210 moves back, and the second bent portion 222 and the second abutting portion 223 move downward under the elasticity and abut against the conductive wire 300 under the elasticity, thereby fixing the conductive wire 300.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A buckle device, characterized in that the buckle device comprises:

a carrier for housing the wires;

2. The buckle device according to claim 1, wherein the carrier is formed with a receiving groove for receiving the wire and a guide groove movably mounted with the body portion, and the body portion is slidably mounted with the carrier through the guide groove.

3. The buckle device according to claim 2, wherein the body portion is provided with a first protrusion slidably fitted in the guide groove.

4. The buckle device according to claim 3, wherein the carrier comprises a base portion, two side arms mounted on the base portion and forming a receiving groove, the two side arms are provided with a locking groove for receiving the elastic member, the guide grooves are formed on the two side arms, and the locking member is slidably mounted on the side walls.

5. The buckle device according to claim 4, wherein the elastic member has a second protrusion, and in the abutting state, the elastic member abuts against the lead and the second protrusion enters the slot and abuts against the second protrusion through the slot.

6. The buckle device according to claim 5, wherein the elastic member further comprises a first bending portion fixedly mounted on the body portion and a first abutting portion connected to the first bending portion, the second protrusion portion is formed on both sides of the first bending portion, and the first bending portion and the first abutting portion are respectively bent toward the bottom of the receiving slot.

7. The buckle device according to claim 6, wherein the side wall has a slope formed thereon for sliding the second protrusion, and the slope, the engaging groove and the guiding groove are sequentially disposed.

8. The buckle device according to claim 7, wherein a distance between the inclined surface and the base portion is gradually increased in a direction gradually approaching the card slot.

9. The buckle device according to claim 6, wherein the body portion includes a fixing portion fixedly mounted to the first bending portion and first arms respectively connected to both sides of the fixing portion, the first arms extend to an outer side of the side wall, and the first protrusions are formed on the first arms and extend into the guide grooves toward an inner side of the first arms.

10. The buckle device according to claim 3, wherein the carrier comprises a housing and a support member installed in the housing for receiving the wire and mounting the elastic member, a receiving groove is formed between the housing and the support member, and a guide groove is formed on the housing at a side of the receiving groove.

11. The buckle device according to claim 10, wherein the support comprises a carrier for placing the wire and a fixing member mounted on the carrier for mounting the elastic member.

12. The buckle device according to claim 10, wherein the elastic member includes a mounting portion mounted on the support member, a second bending portion connected to the mounting portion, and a second abutting portion connected to the second bending portion and configured to abut against the conductive wire, wherein third protruding portions contacting the body portion when the body portion moves are formed on both sides of the second bending portion, and the second bending portion and the second abutting portion are sequentially bent toward the bottom of the receiving groove.

13. The buckle device according to claim 10, wherein the body includes a pressing portion mounted on the housing, and a second cantilever arm connected to the pressing portion and extending toward the bottom of the receiving slot, the second cantilever arm pushing the third protrusion when the body moves, the second cantilever arms extending to two sides of the conductive wire, respectively, and the first protrusion being formed on an outer side of the second cantilever arm and extending into the guide slot.