CN210182605U

CN210182605U - Terminal strip

Info

Publication number: CN210182605U
Application number: CN201921419689.6U
Authority: CN
Inventors: Fang Zhu; 朱芳
Original assignee: Huizhou Ruiyi Technology Co Ltd
Current assignee: Huizhou Ruiyi Technology Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-03-24
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a binding post row technical field especially relates to a terminal strip. Comprises a screw, a nut, a conducting strip, a base and a cover plate; a plurality of wiring groove groups are arranged on the base and arranged in parallel; the wiring groove group comprises two grooves, and a positioning column is arranged between the two grooves; the cover plate is connected to the base in a covering mode, the conducting plate is fixed to the positioning column of the base through the cover plate, a through hole is formed in the conducting plate right above the groove, and the nut is arranged in the groove; the cover plate is provided with an adjusting hole right above the screw. The utility model discloses a terminal row moves the screw through twisting with the nut level spacing in the recess of base and makes the nut reciprocate in the recess to accomplish fastening between the binding post structure and loosen, moving the in-process twisting, conducting strip and screw position remain motionless, fasten through the nut and loosen, easy operation is convenient, can effectively improve the efficiency of wiring.

Description

Terminal strip

Technical Field

The utility model relates to a binding post row technical field especially relates to a terminal strip.

Background

The wiring terminal strip is an electrical component used for connecting a circuit in electrical equipment, and has very wide application in wiring of the electrical equipment. Most of the wiring terminal blocks in the current market do not have the wire pressing screw limiting function, and when the wire pressing screw moves out of the range of the screw, the wire pressing screw can fall and be lost in the wiring process, so that the wiring terminal blocks do not meet the use requirements of customers. Meanwhile, the terminal strip needs to protect internal parts through the cover plate, the cover plate is fixed on the base through screws, the cover plate needs to be opened firstly during wiring, wiring is conducted, operation is complex, and wiring efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art at least one kind defect (not enough), provide a terminal row.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a terminal strip comprises a screw, a nut, a conducting strip, a base and a cover plate; a plurality of wiring groove groups are arranged on the base and arranged in parallel; the wiring groove group comprises two grooves, the two grooves are matched with the nuts, and a positioning column is arranged between the two grooves; the cover plate is connected to the base in a covering mode, the conducting plate is fixed to the positioning column of the base through the cover plate, a through hole is formed in the conducting plate right above the groove, and the nut is arranged in the groove; the screw pass through the through-hole with nut threaded connection in the recess, the apron is in be provided with the regulation hole directly over the screw.

Furthermore, the tail part of the screw rod of the screw is provided with a limiting surface, and the screw limits the nut on the screw rod through the limiting surface.

Furthermore, the limiting surface is formed by flanging or twisting a groove on the tail part of the screw rod.

Furthermore, the screw is provided with a medium screw, and the diameter of the medium sheet of the screw is larger than that of the adjusting hole.

Furthermore, the screw is provided with anti-tooth on the screw rod of through-hole downside, the screw through anti-tooth with the conducting strip joint.

Furthermore, a partition plate is arranged between the wiring slot groups.

Further, the nut is a square nut.

Further, the groove can enable the nut to be horizontally limited.

Furthermore, the base is provided with a positioning hole, the cover plate is provided with a mounting hole matched with the positioning hole, and the cover plate is detachably connected to the base through the matching among the positioning piece, the positioning hole and the mounting hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the utility model discloses a terminal row moves the screw through twisting with the nut level spacing in the recess of base and makes the nut reciprocate in the recess to accomplish fastening between the binding post structure and loosen, moving the in-process twisting, conducting strip and screw position remain motionless, fasten through the nut and loosen, easy operation is convenient, can effectively improve the efficiency of wiring.

(2) Be provided with the regulation hole on the apron of this structure, can directly twist through the regulation hole and move the screw of joint on the conducting strip, the wiring process need not to open the apron, has reduced the wiring process, has promoted the efficiency of wiring greatly, and the while wiring is simple and convenient, the condition that spare parts such as apron or screw lost can not appear.

(3) The screw rod afterbody of the screw of this structure is provided with spacing face, and is spacing on the screw rod with the nut through spacing face to make screw, nut and conducting strip three joint each other, can not make square nut loosen in the screw thread because of the screw stroke overlength, cause to drop and lose.

(4) The screw of this structure adopts and takes the screw between mesolamella joint between through-hole and regulating hole, and the screw perhaps sets up anti-tooth messenger screw and conducting strip joint on the screw rod of screw in the through-hole downside, can prevent that the screw from deviating from the terminal row, and low cost, can reduction in production cost, and effectively solve the problem that the terminal row part loses easily.

Drawings

Fig. 1 is an exploded view of a terminal block according to an embodiment of the present invention.

Fig. 2 is a structural diagram of a terminal block according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a terminal block according to an embodiment of the present invention.

Fig. 4 is a partial structure diagram of a terminal block according to an embodiment of the present invention.

Fig. 5 is an exploded view of a terminal strip structure provided with a screw according to an embodiment of the present invention.

Wherein: 1 screw, 2 nuts, 3 conducting strips, 4 bases, 5 cover plates, 11 limiting surfaces, 12 intermediate sheets, 31 through holes, 41 wiring groove groups, 51 adjusting holes, 42 partition plates, 43 positioning holes, 52 mounting holes, 411 grooves and 412 positioning columns.

Detailed Description

In order to facilitate understanding of those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Example one

A terminal block, see fig. 1-4, comprising a base 4, a cover plate 5 and a conducting plate 3, a screw 1 and a nut 2; the terminal groove groups 41 are arranged in parallel on the base 4. Every wiring groove group 41 all includes two recesses 411, and the shape and the size of two recesses 411 all match with nut 2, are provided with reference column 412 between two recesses 411, and is concrete, and reference column 412 has two, and is provided with the quad slit between two reference columns 412, can prevent that nut 2 in two recesses 411 from appearing the mistake and touching. In addition, the cover plate 5 is connected to the top surface of the base 4 in a covering manner, the conductive plate 3 is fixed on the positioning column 412 through the connection between the cover plate 5 and the base 4, through holes 31 are respectively formed in two ends of the conductive plate 3 right above the two grooves 411, the size of each through hole 31 is matched with the screw rod of the screw 1, the specific diameter of each through hole 31 is slightly larger than or equal to the maximum diameter of the screw rod, the diameter of each through hole 31 is smaller than that of the nut of the screw 1, the screw 1 can penetrate through the through holes 31 through the screw rods, and the nut is clamped on the conductive plate 3 through the through holes 31.

In addition, two through holes 31 are respectively arranged on the end parts of two ends of the conducting plate 3, the size of the screw 1 is matched with that of the nut 2, the screw 1 penetrates through the through holes 31 to be in threaded connection with the nut 2, and the nut of the screw 1 and the nut 2 are respectively arranged on two sides of the conducting plate 3. And the nut 2 is arranged in the groove 411, and the screw 1 is in threaded connection with the nut 2 in the groove 411 through the through hole 31 of the conducting plate 3. Meanwhile, the cover plate 5 is provided with an adjustment hole 51 directly above the through hole 31.

As a preferred embodiment, the nut 2 is completely screwed on the screw rod of the screw 1, the tail of the screw rod of the screw 1 is provided with a limiting surface 11, and the nut 2 is limited on the screw rod, so that the nut 2 cannot fall out of the screw rod when the wiring terminal structure is used for wiring. Conducting strip 3,

screw

1 and 2 three of nut joint each other, with screw 1 through nut 2 and conducting strip 3 spacing unable deviating from in the terminal row, effectively guarantee at the wiring in-process, screw 1 can not deviate from the terminal row because of the stroke overlength.

As a preferred mode of this embodiment, the tail of the screw 1 is turned over or twisted with a groove, and the diameter of the tail of the screw is larger than the threaded hole of the nut 2, so that the nut 2 is clamped on the screw, and the nut 2 is prevented from falling out of the screw 1 when the connection wire is screwed.

Specifically, the size of the groove 411 is equal to or slightly larger than the outer diameter of the nut 2, and the nut 2 may be a square nut 2, of course, the nut 2 may also be any other suitable shape, and in this embodiment, the nut 2 is a square nut 2. When wiring or dismantling wiring, need not to open apron 5, can directly twist the screw 1 of joint on through-hole 31 through adjusting hole 51, because nut 2 level spacing is in recess 411, through the forward and reverse rotation of screw 1, nut 2 upwards or moves down in recess 411, accomplishes the locking between screw 1 and the nut 2 and loosens.

The advantage of this structure lies in, compresses tightly conducting strip 3 through apron 5, is provided with regulation hole 51 simultaneously on apron 5, and wiring and stitches the in-process and need not to open apron 5, simultaneously, becomes spacing face 11 through turn-ups or formation of rubbing the groove at the screw rod afterbody, with nut 2 spacing on the screw rod to thereby it moves to accomplish the fastening and loosen to twist from top to bottom in recess 411 through screw 1 rotation messenger nut 2. The elements are clamped in a limiting mode in the whole wiring process, and the wiring elements such as the wire pressing screw 1, the nut 2 and the conducting strip 3 are effectively prevented from falling off and losing in the wiring process, so that the installation and the use of the wiring elements are influenced. Meanwhile, the structure can be used for wiring without opening the cover plate 5 during wiring, the operation is simple and convenient, the wiring efficiency is greatly improved, and the wiring time is reduced.

In a preferred embodiment, a partition 42 is provided between each of the terminal groove groups 41. Specifically, the height of the partition 42 is greater than the height of the positioning column 412 of the slot 411, so that the short circuit caused by the mis-touching of components between the wire slot groups 41 can be prevented.

As a preference of this embodiment, the diameter of the adjusting hole 51 is larger than the diameter of the nut of the screw 1, so as to ensure that the constructor can adjust the screw 1 by rotating through the adjusting hole 51.

As a preferred embodiment, the base 4 is provided with positioning holes 43, the cover plate 5 is provided with mounting holes 52 matching with the positioning holes 43, and the cover plate 5 is detachably connected to the base 4 through the cooperation between the positioning members, the positioning holes 43 and the mounting holes 52. Specifically, the positioning member is a screw member, and the screw member passes through the mounting hole 52 of the base 4 to be connected with the positioning hole 43, so as to fix the cover plate 5 on the base 4.

Example two

Referring to fig. 1-3 and fig. 5, the present embodiment is similar to the present embodiment, except that the screw 1 in the present embodiment is a screw with an interface, i.e., the nut of the screw 1 is provided with an interface 12. The diameter of the dielectric piece 12 is larger than that of the adjusting hole 51, and the screw 1 can be fixed between the conducting strip 3 and the cover plate 5, so that the screw 1 is ensured not to be separated from the terminal strip, and certainly, a certain moving space is reserved between the dielectric piece 12 of the screw 1 and the conducting strip 3 and the cover plate 5, and the conducting strip 3 can be screwed and rotated in the terminal strip.

The benefit of this structure lies in, and the terminal row is through taking the screw joint between apron 5 and conducting strip 3, and the user can directly twist through 5 regulation holes 51 of apron and move screw 1 and accomplish the wiring, need not open apron 5, has improved wiring efficiency greatly, and has solved the problem that terminal row screw 1 dropped easily. Meanwhile, the screw with the medium screw is low in cost, and the production cost can be effectively reduced.

EXAMPLE III

The embodiment is similar to the embodiment, and the difference is that in the embodiment, the screw is provided with reverse teeth on the screw rod of the lower side of the through hole, and the screw and the conductive sheet are clamped through the reverse teeth, so that the screw is limited in the terminal strip and cannot be separated from the terminal strip, the situation that the screw drops due to overlong screw screwing stroke is avoided, the cost of the structure is low, and the production cost can be effectively reduced.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A terminal strip is characterized by comprising a screw (1), a nut (2), a conducting strip (3), a base (4) and a cover plate (5); a plurality of wiring groove groups (41) are arranged on the base (4), and the wiring groove groups (41) are arranged in parallel; the wiring groove group (41) comprises two grooves (411), the two grooves (411) are matched with the nut (2), and a positioning column (412) is arranged between the two grooves (411); the cover plate (5) is connected to the base (4) in a covering mode, the conducting plate (3) is fixed to a positioning column (412) of the base (4) through the cover plate (5), a through hole (31) is formed in the conducting plate (3) right above the groove (411), and the nut (2) is arranged in the groove (411); the screw (1) pass through-hole (31) with nut (2) threaded connection in recess (411), apron (5) are in be provided with regulation hole (51) directly over screw (1).

2. The terminal block according to claim 1, characterized in that the tail of the screw (1) is provided with a limiting surface (11), and the screw (1) limits the nut (2) on the screw through the limiting surface (11).

3. A terminal block according to claim 2, wherein the limiting surface (11) is formed by flanging or grooving the tail of the screw.

4. Terminal block according to claim 1, characterized in that the screw (1) is a threaded screw and the diameter of the interface of the screw (1) is larger than the diameter of the adjustment hole (51).

5. Terminal block according to claim 1, characterized in that the screw (1) is provided with a counter-toothing on the shank below the through-hole (31), the screw (1) being in snap-fit engagement with the conducting strip (3) by the counter-toothing.

6. Terminal block according to any of claims 1-5, characterized in that a partition (42) is arranged between each set of terminal grooves (41).

7. Terminal block according to any of claims 1-5, characterized in that the nut (2) is a square nut (2).

8. Terminal block according to any of claims 1-5, characterized in that the recess (411) enables horizontal spacing of the nut (2).

9. Terminal block according to any of claims 1 to 5, wherein the base (4) is provided with positioning holes (43), the cover plate (5) is provided with mounting holes (52) matching with the positioning holes (43), and the cover plate (5) is detachably connected to the base (4) by the cooperation between positioning members, the positioning holes (43) and the mounting holes (52).