CN111628300A - Anti-drop formula binding post - Google Patents
Anti-drop formula binding post Download PDFInfo
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- CN111628300A CN111628300A CN202010595432.7A CN202010595432A CN111628300A CN 111628300 A CN111628300 A CN 111628300A CN 202010595432 A CN202010595432 A CN 202010595432A CN 111628300 A CN111628300 A CN 111628300A
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- Prior art keywords
- strip
- block
- clamping
- drop
- limiting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
- H01R4/4863—Coil spring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/16—Fastening of connecting parts to base or case; Insulating connecting parts from base or case
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- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses an anti-drop wiring terminal which comprises a fixing part and wiring terminals, wherein two identical linkage mechanisms are arranged in each wiring terminal, each linkage mechanism comprises a clamping mechanism, a wire dropping mechanism and a bidirectional button mechanism, each clamping mechanism comprises a push rod, a contraction sleeve, a linkage rod and a telescopic spring, each linkage rod is connected with a triangular clamping block, a lower pressing rod is arranged on each push rod, a pressing block with an inclined plane is arranged at the end part of each lower pressing rod, each wire dropping mechanism comprises a lower pressing strip, a clamping strip and an anti-drop strip, a reset spring is fixed on one side of each anti-drop strip, a supporting strip and an inclined supporting block are fixed on the other side of each clamping strip, each bidirectional button mechanism comprises a button body and a limiting mechanism, and a limiting strip and a limiting slide rail are fixedly connected below each button body. The device has solved because wiring space restriction causes fixed binding post inconvenient, and the problem that fixed binding post electric wire is easily become flexible, drops after first wiring.
Description
Technical Field
The invention relates to the technical field of wiring terminals, in particular to an anti-drop wiring terminal.
Background
In the installation work of distribution system, binding post is common junction device, when using common binding post, generally fix binding post in the block terminal earlier, then unscrew the set screw on binding post with the instrument, use the set screw to fix behind the electric wire stopper to the fixed orifices inside. When the wiring terminal is used for fixing the electric wire, at least the following problems exist: firstly, when a wiring terminal is fixed, a tool is needed to lift up a fixing clamp at the upper end of the wiring terminal to clamp the wiring terminal on a fixing device, then a fixing clamp at the lower end of the wiring terminal is lifted up downwards, the wiring terminal at the lower part is clamped on the fixing device, and the fixing clamp is loosened to finish the fixation of the wiring terminal; the fixing mode is complicated, tools are needed, and when the wiring terminal is fixed on a distribution box with a narrow space, the wiring terminal is inconvenient to use and disassemble; secondly, after the wiring terminal is fixed, when the fixing screws at the upper end and the lower end of the terminal are loosened by using a tool to fix the electric wire, the operation is complicated, and when wiring is performed in some distribution boxes with narrow spaces, hands cannot conveniently stretch into the distribution boxes to perform operation; generally, an electric wire is firstly connected to a wiring terminal, and then the wiring terminal is fixed on a fixing device, and inconvenience still exists during fixing; and when fixing the electric wire first and then fixing the wiring terminal on the fixing device, the electric wire is easy to loosen and fall off, and the operation is inconvenient. Therefore, an anti-drop wiring terminal is needed to solve the problem that wires are easy to loosen and drop after the wiring is firstly carried out and then the wiring terminal is fixed due to the inconvenience of fixing the wiring terminal caused by the limitation of wiring space.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an anti-drop wiring terminal, which solves the problems that the fixed wiring terminal is inconvenient due to the limitation of wiring space and wires are easy to loosen and drop after wiring and then fixing the wiring terminal in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an anti-drop connecting terminal comprises a fixing part and connecting terminals, wherein each connecting terminal comprises a shell, one side of the shell is provided with a bayonet for fixing the connecting terminal, the upper part and the lower part of the inner wall of one side of the shell are respectively provided with a spring groove, the upper part and the lower part of the inner cavity of each connecting terminal are respectively and correspondingly provided with two same linkage mechanisms, each linkage mechanism comprises a clamping mechanism, a wire-dropping mechanism and a two-way button mechanism, each clamping mechanism comprises a push rod, the front end of each push rod is provided with a contraction sleeve, the end part of each contraction sleeve is hinged with a linkage rod, the middle part of each linkage rod is connected with the inner wall of the shell through a hinge, one end of each linkage rod extends into the spring groove through a hinge, the linkage rods in the spring grooves are elastically connected with the top of the inner wall of the spring groove through telescopic springs, one side of each linkage rod, which is far away from the, the wire releasing mechanism comprises a pressing bar, a clamping bar is sleeved at one end of the pressing bar, an anti-releasing bar is fixedly connected to one side of the clamping bar, a reset spring is fixed to one side of the anti-releasing bar, the reset spring is fixed to a spring base, the spring base is fixed to the inner wall of the shell, a supporting bar is fixed to the other side of the clamping bar, an inclined supporting block corresponding to the inclined plane of the pressing bar is fixed to the end of the supporting bar, the triangular clamping blocks of the clamping mechanism completely enter the spring grooves, the inclined plane of the inclined supporting block and the inclined plane of the pressing bar are pressed together, the bidirectional key mechanism comprises a key body, a limiting mechanism is fixedly connected to the key body, and the limiting mechanism comprises a sliding block fixedly connected to the rear end of the pressing bar, the slider slides and cup joints in the inside spout of button body, the below fixedly connected with of button body is spacing, spacing is spacing in spacing slide rail, spacing slide rail with the one end looks fixed connection of layering down, shell one side is equipped with the threading piece, the threading piece is including square piece, the line hole with the below intercommunication is seted up at the top of square piece, contact piece has been cup jointed at the middle part of line hole inner chamber, the equal fixedly connected with anticreep groove piece of inner chamber and chucking piece about the line hole inner wall rear side.
Preferably, the mounting includes the mounting panel, mounting panel top and bottom all seted up a plurality ofly with the corresponding draw-in groove of triangle fixture block, the top of mounting panel and the equal fixedly connected with of front side corresponding position of bottom are a plurality of spacing be used for binding post's locating piece, one side fixedly connected with of locating piece is used for the chucking binding post's elastic plate.
Preferably, the end face of the sliding block close to the threading block is attached to the inner wall of the sliding groove close to the threading block.
Preferably, the lower pressure rod is fixed on the push rod between the shrink sleeve and the sliding block.
Preferably, the end part of the limiting strip close to the bayonet side is attached to the inner wall of the limiting slide rail close to the bayonet side.
Preferably, the push rod sliding in the shrink sleeve is provided with an anti-drop head, and the port of the shrink sleeve is provided with an anti-drop block corresponding to the anti-drop head.
Preferably, a reinforcing block is arranged between the clamping strips, and the clamping strips slide on the surface of the reinforcing block.
Preferably, the front surface of the square block is provided with a detection window, and a partition plate is sleeved in the detection window.
(III) advantageous effects
The invention provides an anti-drop wiring terminal. The method at least has the following beneficial effects:
(1) according to the invention, by arranging the fixing piece, the clamping mechanism and the two-way key mechanism, when the wiring terminal is fixed on the fixing piece, the key body of the two-way key mechanism is pressed towards the opposite direction, the slide block is driven to move downwards by the inner slide groove when the key body moves downwards, the slide block upwards extrudes the telescopic spring through the push rod, the contraction sleeve and the linkage rod, so that the triangular fixture block is brought into the spring groove, then the wiring terminal is aligned to the clamping groove of the fixing piece, the key body is loosened, the triangular fixture block is reset under the action of the telescopic spring and clamped into the clamping groove, and the fixing of the wiring terminal is completed; the mode of the fixed mode wiring terminal does not need to use other tools, is less influenced by space limitation, is simple and easy to implement and is convenient to operate.
(2) According to the invention, by arranging the linkage mechanism, the wire releasing mechanism and the two-way key mechanism, when wiring is needed after fixing of a wiring terminal is completed, the key body is extruded towards the fixing piece, the key body drives the lower limiting strip to move, the limiting strip drives the limiting slide rail to slide, and the limiting slide rail drives the lower pressing strip, the clamping strip and the wire releasing preventing strip to move, so that the clamping strip and the wire releasing preventing strip are separated from a wire hole on one hand, a wire can be put into the wire hole, on the other hand, the wire releasing preventing strip extrudes the reset spring in the moving process, after the wire is put into the wire hole and the key body is loosened, the wire releasing strip and the clamping strip return to the wire hole again and compress the wire under the action of the reset spring, and meanwhile; this kind of fixed mode need not be with the help of other instruments, receives the space restriction less, easy operation, and the wiring is efficient.
(3) According to the invention, the lower pressing rod fixedly connected with the push rod and the lower pressing block with the inclined plane are specially arranged in the linkage mechanism, the supporting strips and the inclined supporting blocks are arranged on the lower pressing strip, so that the inclined plane of the inclined supporting block corresponds to the inclined plane of the lower pressing block, when some distribution boxes need to firstly wire on the wiring terminal and then fix the wiring terminal due to space limitation, the key body is extruded towards the opposite direction to fix the wiring terminal, when the key body is pressed to enable the triangular clamping block to enter the spring groove through the linkage mechanism, the inclined plane of the lower pressing block and the inclined plane of the inclined supporting block are tightly pressed together, so that the clamping strip and the anti-falling strip cannot move, the electric wire is tightly clamped in the wire hole, in the process of fixing the wiring terminal, the electric wire cannot fall off from the wire hole when the electric wire is dragged, and the wiring and the.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the fastener construction of the present invention;
fig. 3 is a schematic structural view of the connection terminal of the present invention;
fig. 4 is a schematic view of the linkage mechanism structure of the present invention.
In the figure: the device comprises a fixing piece 1, a mounting plate 101, a positioning block 102, an elastic plate 103, a clamping groove 104, a wiring terminal 2, a shell 21, a bayonet 22, a spring groove 23, a linkage mechanism 3, a clamping mechanism 31, a push rod 311, a telescopic spring 312, a contraction sleeve 313, a linkage rod 314, a triangular clamping block 315, a depression rod 316, a depression rod 317, a reinforcing block 328, a wire releasing mechanism 32, a depression rod 321, a clamping strip 322, an anti-disengaging strip 323, a reset spring 324, a spring seat 325, a support strip 326, an inclined support block 327, a two-way key mechanism 33, a key body 331, a limiting slide rail 332, a limiting mechanism 333, a sliding block 334, a sliding groove 335, a limiting strip 336, a threading block 4, a square block 41, a wire hole 42, an anti-disengaging groove block 43, a clamping block.
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.
Example 1
As shown in fig. 1 to 4, a drop-proof terminal comprises a fixing member 1 and a terminal 2; wherein mounting 1 is used for fixed whole device, and mounting 1 installs in the inside of block terminal, adopts bolt fixed connection's mode. The fixing piece 1 comprises a mounting plate 101, and a plurality of clamping grooves 104 corresponding to the triangular clamping blocks 315 are formed in the top and the bottom of the mounting plate 101 and used for clamping the wiring terminals 2; the corresponding positions of the top and the front side of the bottom of the mounting plate 101 are fixedly connected with a plurality of positioning blocks 102 for limiting the wiring terminals 2, and each positioning block 102 corresponds to one wiring terminal 2, so that the wiring terminals 2 are conveniently and regularly arranged; one side of the positioning block 102 is fixedly connected with an elastic plate 103 for clamping the wiring terminal 2, so that the stability of fixing the wiring terminal 2 can be enhanced. The connecting terminals 2 are provided with a plurality of connecting terminals 2, and the connecting terminals 2 are detachably connected to the fixing piece 1; the advantage of the setting of a plurality of binding post 2 can be according to the needs of installation, increase or reduce binding post 2's quantity to can dismantle the setting of connected mode, all can convenient operation when installation or maintenance. The wiring terminal 2 comprises a shell 21, one side of the shell 21 is provided with a bayonet 22 for fixing the wiring terminal 2, and the bayonet 22 is clamped on the mounting plate 101 to fix the wiring terminal 2; spring groove 23 has all been seted up at the upper and lower position of the inner wall of shell 21 one side for accomodate expanding spring 312 and triangle fixture block 315, the upper and lower side of every binding post 2 inner chamber all corresponds and is provided with two the same link gear 3.
The linkage mechanism 3 comprises a clamping mechanism 31, a wire releasing mechanism 32 and a two-way key mechanism 33, wherein the clamping mechanism 31 is mainly used for clamping the wiring terminal 2, the wire releasing mechanism 32 is mainly used for wiring, and the two-way key mechanism 33 is mainly used for triggering the clamping mechanism 31 and the wire releasing mechanism 32.
Wherein, the clamping mechanism 31 comprises a push rod 311, a contraction sleeve 313 is arranged at the front end of the push rod 311, a linkage rod 314 is hinged at the end part of the contraction sleeve 313, the middle part of the linkage rod 314 is connected with the inner wall of the shell 21 through a hinge, one end of the linkage rod 314 extends into the spring groove 23 through a hinge, the linkage rod 314 in the spring groove 23 is elastically connected with the top part of the inner wall of the spring groove 23 through a telescopic spring 312, one side of the linkage rod 314 far away from the telescopic spring 312 is fixedly connected with a triangular fixture block 315 for fixing the wiring terminal 2, when the wiring terminal 2 is fixed, the slide groove 335 can drive the slide block 334 to move by pressing the two key bodies 331 towards the opposite direction, the slide block 334 drives the push rod 311 to move, the push rod 311 drives the contraction sleeve 313 to move, the contraction sleeve 313 drives the linkage rod 314 to rotate through the hinge, further, the linkage rod 314 in the spring groove 23 compresses, meanwhile, the triangular clamping block 315 above the triangular clamping block is driven, and finally the triangular clamping block 315 completely enters the spring groove 23, at this time, after the triangular clamping block 315 of the wiring terminal 2 is aligned to the clamping groove 104 of the fixing piece 1, the two key bodies 331 are loosened, the triangular clamping block 315 is reset under the action of the telescopic spring 312, and the wiring terminal 2 can be clamped on the fixing piece 1; meanwhile, under the restoring tension of the telescopic spring 312, the linkage rod 314, the shrinkage sleeve 313, the push rod 311 and the slide block 334 return to the initial positions. The push rod 311 is provided with a down-pressure rod 316, and the down-pressure rod 316 can be driven to move when the push rod 311 moves. The end of the lower pressing rod 316 is provided with a pressing block 317 with an inclined plane, the triangular clamping block 315 of the clamping mechanism 31 completely enters the spring groove 23, the inclined plane of the inclined supporting block 327 and the inclined plane of the pressing block 317 are pressed together, so that when two key bodies 331 are pressed to install the wire connecting terminal 2 on the fixing member 1, because the inclined plane of the inclined supporting block 327 and the inclined plane of the pressing block 317 are tightly pressed together, the lower pressing rod 316 and the pressing block 317 can tightly press against the clamping strip 322 and the anti-dropping strip 323 through the inclined supporting block 327, so that the wire in the wire hole 42 can be tightly pressed by the clamping strip 322 and the anti-dropping strip 323, the design can ensure that when the space is small and the fixed wire cannot be used by a tool or a hand, the wire can be fixed outside the distribution box firstly, then the wire connecting terminal 2 is fixed on the fixing member 1, because the wire is tightly pressed in the wire hole 42, the operation is simple and convenient; and facilitates the removal of the terminal block 2 from the fixing member 1 for inspection thereof without removing the electric wire. The lower pressing rod 316 is fixed on the push rod 311 between the contraction sleeve 313 and the sliding block 334 to ensure that the push rod 311 can drive the lower pressing rod 316 and the pressing block 317 towards an effective direction, and finally the pressing block 317 and the inclined supporting block 327 are pressed together; the depressible bar 316 may also be fixed to the retraction sleeve 313 but cannot be fixed to the linkage 314 because its direction of movement is not as desired. The anti-drop head is arranged on the push rod 311 which slides in the shrinkage sleeve 313, the port of the shrinkage sleeve 313 is provided with the anti-drop block corresponding to the anti-drop head, when the push rod 311 drives the shrinkage sleeve 313 to move, the push rod 311 can be prevented from slipping out of the shrinkage sleeve 313, and the failure rate is reduced. The surface of the side of the pressed part of the sliding block 334 close to the key body 1 is attached to the inner wall of the side of the pressed part of the sliding groove 335 close to the key body 1, so that when the fixed wiring terminal 2 is installed, once the key body 331 is pressed, the sliding groove 335 can be triggered to drive the sliding block 334 to move, further, the follow-up component action is triggered, the sensitivity of the key body 331 is improved, and the invalid stroke of pressing the key body 331 is reduced.
The off-line mechanism 32 comprises a lower pressing bar 321, one end of the lower pressing bar 321 is sleeved with a clamping bar 322, one side of the clamping bar 322 is fixedly connected with an anti-drop bar 323, one side of the anti-drop bar 323 is fixed with a return spring 324, the return spring 324 is fixed on a spring base 325, the spring base 325 is fixed on the inner wall of the shell 21, the off-line mechanism 32 is used for fixing or removing wires, when the wires are required to be fixed in the wire holes 42, the slide block 334, the slide groove 335, the limiting bar 336 and the limiting slide rail 332 can drive the lower pressing bar 321 to move towards the direction of the fixing part 1 through the key body 331 of the two-way key mechanism 33, further the clamping bar 322 and the anti-drop bar 323 are driven to leave from the wire holes 42, the wires stripped from the wire holes 42 are plugged into the wire holes 42, the two-way key body 331 is loosened, under the reset action of the return spring 324, the anti-drop, thereby clamping the wire. Meanwhile, under the action of the return spring 324, the limit slide rail 332, the limit strip 336, the slide block 334 and the slide groove 335 are indirectly driven to reset through the anti-falling strip 323 and the clamping strip 322. The other side of the clamping strip 322 is fixed with a supporting strip 326, the end of the supporting strip 326 is fixed with an inclined supporting block 327 corresponding to the inclined surface of the pressing block 317, the triangular clamping block 315 of the clamping mechanism 31 completely enters the spring groove 23, the inclined surface of the inclined supporting block 327 is pressed together with the inclined surface of the pressing block 317, so that the lower pressing rod 316 and the pressing block 317 tightly press the clamping strip 322 and the anti-falling strip 323 through the inclined supporting block 327, and the wire in the wire hole 42 is tightly pressed by the inclined supporting block 327, the wire can be fixed outside the distribution box firstly when the fixed wire is limited and cannot be used by a tool or a hand, and then the wiring terminal 2 is fixed on the fixing piece 1, because the wire is tightly pressed in the wire hole 42 as described above, when the fixed wiring terminal 2 drags the wire, the wire cannot fall out from the wire hole 42, the; and facilitates the removal of the terminal block 2 from the fixing member 1 for inspection thereof without removing the electric wire. Reinforcing blocks 328 are arranged between the clamping strips 322, the clamping strips 322 slide on the surfaces of the reinforcing blocks 328, on one hand, the reinforcing blocks 328 can provide support for the clamping strips 322 to slide on the surfaces of the clamping strips, and on the other hand, when the key body 331 is pressed towards the opposite direction, the reinforcing blocks 328 can support the lower pressing strips 321 and parts connected with the lower pressing strips 321.
The bidirectional key mechanism 33 comprises a key body 331, a limiting mechanism 333 is fixedly connected to the key body 331, the limiting mechanism 333 comprises a sliding block 334 fixedly connected to the rear end of the push rod 311, the sliding block 334 is slidably sleeved in a sliding groove 335 in the key body 331, the key body 331 has two moving directions, and the fixing of the wiring terminal 2 can be completed by relatively pressing the key body 331; pressing the key body 331 toward the fixing member 1 can be used for wiring of the wiring terminal 2. A limiting strip 336 is fixedly connected below the key body 331, the limiting strip 336 is limited in a limiting slide rail 332, the limiting slide rail 332 is fixedly connected with one end of the lower pressing strip 321, and on one hand, the limiting strip 336 can slide up and down in the limiting slide rail 332 to complete the fixation of the wiring terminal 2; on the other hand, the limiting strip 336 can slide left and right in the limiting slide rail 332 to complete the wiring of the wiring terminal 2. The end face of the sliding block 334 close to the threading block 4 is attached to the inner wall of the sliding groove 335 close to the threading block 4, the end portion of the limiting strip 336 close to the bayonet 22 is attached to the inner wall of the limiting sliding rail 332 close to the bayonet 22, and the limiting mechanism 333 can be triggered in the shortest stroke when the key body 331 is pressed towards the fixing part 1 under the above conditions, so that the sensitivity of the key body 331 is improved, and the labor intensity when the key body 331 is pressed is reduced.
As described above, in the present invention, by arranging each component, the key body 331 is pressed in the opposite direction, the sliding slot 335 drives the push rod 311 to move through the slider 334, the push rod 311 drives the link rod 314 to move through the shrink sleeve 313, the link rod 314 compresses the extension spring 312 and brings the triangular latch 315 into the spring slot 23, so as to fix the connection terminal 2; the key body 331 is pressed towards the direction of the bayonet 22, the chute 335 drives the limiting slide rail 332 to move through the limiting strip 336, the limiting slide rail 332 drives the lower pressing strip 321 to move, the lower pressing strip 321 drives the clamping strip 322 and drives the anti-falling strip 323 through the clamping strip 322, the clamping strip 322 and the anti-falling strip 323 are separated from the wire hole 42, and wires can be disconnected from the wiring terminal 2; the overall operation is simple, time and labor are saved, and the fixing and wire disconnecting efficiency of the wiring terminal 2 is improved.
Example 2
An anti-drop binding post when in use: when the wiring terminal 2 needs to be installed firstly and then wiring is carried out, the sliding groove 335 drives the sliding block 334 to move by pressing the two key bodies 331 towards opposite directions simultaneously, the sliding block 334 drives the push rod 311 to move, the push rod 311 drives the linkage rod 314 to move through the contraction sleeve 313, the linkage rod 314 finally compresses the telescopic spring 312, the triangular clamping block 315 is enabled to enter the spring groove 23 completely, the triangular clamping block 315 is enabled to be aligned to the clamping groove 104 on the fixing piece 1 at the moment, the key bodies 331 are loosened, the telescopic spring 312 resets, the triangular clamping block 315 is clamped into the clamping groove 104, and then the wiring terminal 2 is fixed on the fixing piece 1; press two button bodies 331 simultaneously to the direction of mounting 1 and make slider 334, spout 335, spacing strip 336, spacing slide rail 332 drive layering 321 down to the direction motion of mounting 1, and then drive clamping strip 322, anticreep strip 323 is from the line hole 42 from leaving, during the electric wire of having stripped the end of a thread is plugged into the line hole 42, loosen two-way button body 331, under reset action of reset spring 324, promote anticreep strip 323 and drive clamping strip 322 through anticreep strip 323 and block into the line hole 42, and then the chucking electric wire.
Example 3
An anti-drop binding post when in use: when the space range of the distribution box is limited and a tool is inconvenient to use, firstly, the fixing of the electric wire is finished according to the method in the embodiment 2, then, the fixing of the wiring terminal 2 is finished according to the method in the embodiment 2, when the key body 331 is pressed to enable the triangular clamping block 315 to completely enter the spring groove 23, the inclined surface of the inclined supporting block 327 and the inclined surface of the pressing block 317 are pressed together, the lower pressing rod 316 and the pressing block 317 can tightly abut against the clamping strip 322 and the anti-falling strip 323 through the inclined supporting block 327 to tightly press the electric wire in the wire hole 42, and as the electric wire is tightly pressed in the wire hole 42 as described above, the electric wire cannot fall out of the wire hole 42 when the fixed wiring terminal 2 drags the electric wire, the operation is simple and convenient; and facilitates the removal of the terminal block 2 from the fixing member 1 for inspection thereof without removing the electric wire.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An anti-drop wiring terminal comprises a fixing part and a wiring terminal, and is characterized in that the wiring terminal comprises a shell, one side of the shell is provided with a bayonet for fixing the wiring terminal, the upper part and the lower part of the inner wall of one side of the shell are respectively provided with a spring groove, the upper part and the lower part of the inner cavity of each wiring terminal are respectively and correspondingly provided with two same linkage mechanisms, each linkage mechanism comprises a clamping mechanism, a wire-off mechanism and a bidirectional button mechanism,
the clamping mechanism comprises a push rod, a contraction sleeve is arranged at the front end of the push rod, a linkage rod is hinged to the end of the contraction sleeve, the middle of the linkage rod is connected with the inner wall of the shell through a hinge, one end of the linkage rod extends into the spring groove through the hinge, the linkage rod in the spring groove is elastically connected with the top of the inner wall of the spring groove through a telescopic spring, a triangular clamping block used for fixing the wiring terminal is fixedly connected to one side of the linkage rod, away from the telescopic spring, a lower pressing rod is arranged on the push rod, and a pressing block with an inclined plane is arranged at the end of the lower pressing rod,
the wire releasing mechanism comprises a lower pressing strip, one end of the lower pressing strip is sleeved with a clamping strip, one side of the clamping strip is fixedly connected with an anti-falling strip, one side of the anti-falling strip is fixed with a reset spring, the reset spring is fixed on a spring base, the spring base is fixed on the inner wall of the shell, the other side of the clamping strip is fixed with a support strip, the end part of the support strip is fixed with an inclined support block corresponding to the inclined plane of the pressing block, the triangular clamping blocks of the clamping mechanism all enter the spring groove, the inclined plane of the inclined support block is pressed together with the inclined plane of the pressing block,
the bidirectional button mechanism comprises a button body, a limiting mechanism is fixedly connected to the button body, the limiting mechanism comprises a sliding block fixedly connected to the rear end of the push rod, the sliding block is sleeved in a sliding groove in the button body in a sliding mode, a limiting strip is fixedly connected to the lower portion of the button body, the limiting strip is limited in a limiting sliding rail, and the limiting sliding rail is fixedly connected with one end of the lower pressing strip;
one side of the shell is provided with a threading block which comprises a square block, the top of the square block is provided with a wire hole communicated with the lower part, the middle part of the inner cavity of the wire hole is sleeved with a contact block, the upper inner cavity and the lower inner cavity at the rear side of the inner wall of the wire hole are both fixedly connected with an anti-drop groove block and a clamping block,
pressing the key body in the opposite direction, wherein the sliding groove drives the push rod to move through the sliding block, the push rod drives the linkage rod to move through the contraction sleeve, and the linkage rod compresses the telescopic spring and brings the triangular clamping block into the spring groove; the button body is pressed towards the bayonet direction, the sliding groove drives the limiting sliding rail to move through the limiting strip, the limiting sliding rail drives the lower pressing strip to move, the lower pressing strip drives the clamping strip and drives the anti-falling strip through the clamping strip, and the clamping strip and the anti-falling strip are separated from the wire hole.
2. The drop-resistant terminal as claimed in claim 1, wherein: the mounting includes the mounting panel, mounting panel top and bottom all seted up a plurality ofly with the corresponding draw-in groove of triangle fixture block, the top of mounting panel and the equal fixedly connected with of front side corresponding position of bottom are a plurality of spacing be used for binding post's locating piece, one side fixedly connected with of locating piece is used for the chucking binding post's elastic plate.
3. The drop-resistant terminal as claimed in claim 1, wherein: the end face of the sliding block close to the threading block is attached to the inner wall of the sliding groove close to the threading block.
4. The drop-resistant terminal as claimed in claim 1, wherein: the lower pressure lever is fixed on the push rod between the shrinkage sleeve and the sliding block.
5. The drop-resistant terminal as claimed in claim 1, wherein: the end part of the limiting strip close to the bayonet side is attached to the inner wall of the limiting slide rail close to the bayonet side.
6. The drop-resistant terminal as claimed in claim 1, wherein: the anti-drop head is arranged on the push rod which slides in the shrink sleeve, and the end opening of the shrink sleeve is provided with an anti-drop block corresponding to the anti-drop head.
7. The drop-resistant terminal as claimed in claim 1, wherein: and reinforcing blocks are arranged between the clamping strips, and the clamping strips slide on the surfaces of the reinforcing blocks.
8. The drop-resistant terminal as claimed in claim 1, wherein: the front of the square block is provided with a detection window, and a partition plate is sleeved in the detection window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595432.7A CN111628300A (en) | 2020-06-24 | 2020-06-24 | Anti-drop formula binding post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595432.7A CN111628300A (en) | 2020-06-24 | 2020-06-24 | Anti-drop formula binding post |
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| CN111628300A true CN111628300A (en) | 2020-09-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113917207A (en) * | 2021-10-08 | 2022-01-11 | 哈尔滨轮速科技有限公司 | Electric energy meter and manufacturing process thereof |
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| CN113917207A (en) * | 2021-10-08 | 2022-01-11 | 哈尔滨轮速科技有限公司 | Electric energy meter and manufacturing process thereof |
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Application publication date: 20200904 |