CN214100106U - T-shaped grounding locking connecting device - Google Patents
T-shaped grounding locking connecting device Download PDFInfo
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- CN214100106U CN214100106U CN202023238065.XU CN202023238065U CN214100106U CN 214100106 U CN214100106 U CN 214100106U CN 202023238065 U CN202023238065 U CN 202023238065U CN 214100106 U CN214100106 U CN 214100106U
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Abstract
The utility model discloses a T style of calligraphy ground connection locking connecting device, be in including T style of calligraphy device body with connect the lock sleeve that tightly locks of the connecting portion of T style of calligraphy device body, T style of calligraphy device body connecting portion have elasticity thread tension mechanism, tight lockhole has been seted up on the lock sleeve, and the conductor that is pressed from both sides is followed tight lockhole penetrates extremely in the plug wire hole of elasticity thread tension mechanism, and through with tight lock sleeve screws up T style of calligraphy device body connecting portion, in order to incite somebody to action it is tight to press from both sides the conductor clamp in the elasticity thread tension mechanism. The utility model discloses utilize elasticity thread tension mechanism on the T style of calligraphy device body as the tight atress piece of wire clamp, avoided using the spring leaf to make the condition that the wire drops because of the spring deformation makes for the easy emergence of the tight atress piece of wire clamp, moreover, elasticity thread tension mechanism is bigger with the area of contact of being pressed from both sides the conductor, and locking is more firm reliable, and locking effect is better.
Description
Technical Field
The utility model belongs to the technical field of lightning grounding engineering safety, concretely relates to T style of calligraphy ground connection locking connecting device.
Background
In order to prevent sudden incoming call of a power failure line or induced voltage backflow in the line, the power line needs to be tested for faults, a ground wire needs to be hung before testing, and potential safety hazards such as electric shock of personnel in the process of testing the power are avoided. When the ground wire is hung, a special ground wire locking chuck is needed to finish the operation of hanging the ground wire. The existing ground wire locking chuck is mainly a spring piece type locking chuck, and an operator needs to clamp a lead between symmetrical spring pieces and then forcibly pull down to clamp the lead between the spring piece type locking chucks so as to finish the operation of hanging the ground wire. However, because the stress piece of the spring plate type locking chuck is a spring plate, the spring plate is easy to deform and lose elasticity when being frequently used, and the clamped lead is in the risks of loosening and falling, so that electric shock accidents may be caused because the ground wire is not clamped.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a T style of calligraphy ground connection locking connecting device utilizes elasticity thread clamping mechanism on the T style of calligraphy device body as the tight atress of wire clamp, has avoided using the spring leaf to be the easy condition that makes because of spring deformation of the tight atress of wire clamp, and moreover, elasticity thread clamping mechanism is bigger with the area of contact of being pressed from both sides the conductor, and locking is more firm reliable, and locking effect is better.
To achieve the purpose, the utility model adopts the following technical proposal:
the T-shaped grounding locking and connecting device comprises a T-shaped device body and a locking sleeve connected to the connecting portion of the T-shaped device body, wherein the connecting portion of the T-shaped device body is provided with an elastic wire clamping mechanism, a locking hole is formed in the locking sleeve, a clamped conductor penetrates into an inserting hole of the elastic wire clamping mechanism from the locking hole, and the locking sleeve is screwed on the connecting portion of the T-shaped device body so as to clamp the clamped conductor in the elastic wire clamping mechanism.
As a preferred scheme of the utility model, elasticity trapping mechanism includes the edge plug wire hole depth direction is seted up two at least clearance grooves of the connecting portion of T style of calligraphy device body, the clearance groove is followed connecting portion circumference equipartition sets up.
As a preferred embodiment of the present invention, the number of the clearance grooves is four.
As an optimized proposal of the utility model, the inner wall of the wire inserting hole is provided with anti-skid components.
As a preferable aspect of the present invention, the anti-slip member is a screw thread.
As an optimized scheme of the utility model, on the T style of calligraphy device body connecting portion are cascaded toper structure, tight lock sleeve be with connecting portion shape assorted interior conical ladder structure.
As a preferred scheme of the utility model, the external screw thread has been laid along the circumferencial direction to the surface of the external screw thread section of connecting portion, the internal thread has been laid along the circumferencial direction to the inner wall of tight lock sleeve, tight lock sleeve passes through the fastening of threaded connection mode and is in T style of calligraphy device body on the connecting portion.
As a preferred scheme of the utility model, be provided with in the tight lock sleeve and be used for preventing the not hard up locking device of tight lock sleeve, locking device includes the tight fit and is in the inside spacing part and the locking part of tight lock sleeve, spacing part includes the spacing collar and is used for holding the annular of spacing collar, the tight lock sleeve is screwed up T style of calligraphy device body the in-process of connecting portion, set up in step on the connecting portion will spacing collar top is gone into in the annular, to installing in the inside mounting groove of tight lock sleeve locking part is carried on spacingly.
As the utility model discloses an optimal scheme, locking part includes ball and spring for install locking part the mounting groove is followed tight lock sleeve screw in direction is by shallow to dark, darker one side is provided with supports the platform in the mounting groove, the one end of spring withstands support the platform, and the other end supports tightly the ball, the ball supports tightly T style of calligraphy device body connecting portion.
As an optimized scheme of the utility model, T style of calligraphy ground connection lock connecting device is made by the copper alloy.
The utility model has the advantages that:
1. the elastic wire clamping mechanism on the T-shaped device body is used as a stressed piece, the phenomenon that a wire falls off due to the deformation of the spring piece caused by the fact that the stressed piece clamped by the spring piece as the wire is easy to generate is avoided, moreover, the contact area between the elastic wire clamping mechanism and a clamped conductor is larger, the locking is firmer and more reliable, the through-current capacity is strong, and the electrical performance is better.
2. The installation is convenient and fast, the clamped conductor can be tightly locked only by fastening the locking sleeve on the T-shaped device body, no special installation tool is needed, and the operation is safer and more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other solutions can be obtained without inventive effort from these drawings.
Fig. 1 is a schematic view of an overall structure of a T-shaped grounding locking connection device according to an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the locking sleeve;
fig. 3 is a schematic view of the anti-loosening means disposed in the locking sleeve.
In the figure:
1. a T-shaped device body; 11. a connecting portion; 11a, an external thread section of the connecting part; 11b, an elastic clamping section of the connecting part; 111. a wire insertion hole; 112. a clearance groove 2 and a locking sleeve; 21. tightening the hole; 3. a limiting ring; 4. a ring groove; 5. mounting grooves; 51. a stopping table; 6. a ball bearing; 7. a spring; 8. a step on the connecting portion.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the utility model provides a T style of calligraphy ground connection locking connecting device, as shown in fig. 1, including T style of calligraphy device body 1 and the lock sleeve 2 of connecting at connecting portion 11 of T style of calligraphy device body 1, connecting portion 11 of T style of calligraphy device body 1 has elasticity thread tension mechanism, has seted up lock hole 21 on the lock sleeve 2, is penetrated to elasticity thread tension mechanism's plug wire hole 111 from lock hole 21 by clamp conductor (wire), through screwing up lock sleeve 2 in connecting portion 11 department of T style of calligraphy device body 1 to will be pressed from both sides the conductor and press from both sides tightly in elasticity thread tension mechanism.
Specifically, as shown in fig. 1, the elastic thread clamping mechanism includes at least two clearance grooves 112 formed in the connecting portion 11 of the T-shaped device body 1 in the depth direction of the thread insertion hole 111, and the clearance grooves 112 are uniformly arranged along the circumferential direction of the connecting portion 11. Gap groove 112 can adjust the aperture of wire insertion hole 111, and when a clamped conductor having a diameter slightly larger than the aperture of wire insertion hole 111 is inserted into wire insertion hole 111, connecting portion 11 expands outward due to the provision of gap groove 112, so that the connecting portion has elasticity. The clamped conductor clip to be inserted into the wire insertion hole 111 is tighter and looser due to the inward tension of the connection portion 11.
The utility model discloses a set up the clearance groove for T style of calligraphy ground connection locking connecting device has "elasticity", simple structure, and low in manufacturing cost is honest and clean, but locking respond well, has solved the unsatisfactory technical problem of spring leaf formula locking chuck locking effect well.
The utility model discloses when the rigidity of the comprehensive consideration connecting portion 11 with press from both sides tight effect, the clearance groove 112 set up quantity preferably four, and four clearance grooves 112 set up along the circumferencial direction equipartition of connecting portion 11.
In order to further enhance the clamping effect on the clamped conductor, an anti-slip member, preferably a screw, is disposed on the inner wall of the wire insertion hole 111.
In order to strengthen the anti-loosening effect, as shown in fig. 1, the utility model discloses design the connecting portion 11 of T style of calligraphy device body 1 into cascaded toper structure, with tight lock sleeve 2 design for with connecting portion 11 shape assorted interior conical ladder structure. Specifically, the connecting portion 11 includes an external thread section 11a and an elastic clamping section 11b, an external thread is arranged on an outer surface of the external thread section 11a along a circumferential direction, an internal thread is arranged on an inner wall of the locking sleeve 2 along the circumferential direction, and the locking sleeve 2 is fastened to the connecting portion 11 of the T-shaped device body 1 by a threaded connection.
In order to prevent that the lock sleeve is not hard up, further ensure the utility model provides a tight effect of wire clamp of T style of calligraphy ground connection lock tightly connecting device, preferably, as shown in fig. 2 and fig. 1, be provided with in the lock sleeve 2 and be used for preventing the not hard up locking device of lock sleeve 2, locking device includes spacing part and the locking part of tight fit in lock sleeve 2 is inside, spacing part includes spacing collar 3 and the annular 4 that is used for holding spacing collar 3, 3 tight adaptations of spacing collar are in lock sleeve 2's inside, lock sleeve 2 screws up the in-process to T style of calligraphy device body 1's connecting portion 11, step 8 that sets up on connecting portion 11 pushes up spacing collar 3 in annular 4, carry on spacingly to the locking part of installing in the inside mounting groove 5 of lock sleeve 2, prevent that locking part from breaking away from in mounting groove 5.
As shown in fig. 3, the anti-loose component includes a ball 6 and a spring 7, the installation groove 5 for installing the anti-loose component is from shallow to deep along the screwing direction of the locking sleeve 2, the spring 7 is preset on the deeper side in the installation groove 5, the ball 6 is preset on the shallower side, one end of the spring 7 abuts against the retaining table 51 arranged in the installation groove 5, the other end abuts against the ball 6, because the spring 7 always abuts against the ball 6 to the shallower side in the installation groove 5, so as to ensure the connection part of the ball 6 and the T-shaped device body to be always in cooperation, the ball 6 can be effectively prevented from moving to the deeper side of the installation groove 5, and the locking sleeve 2 for locking is not loose.
In order to guarantee the utility model discloses an intensity, preferably, T style of calligraphy ground connection lock connecting device is made by the copper alloy, and surface tin-plating is handled, and is corrosion-resistant anti-oxidant, can alleviate electrochemical corrosion.
The method of use of the T-shaped ground-locking connection is briefly described as follows:
first, the locking sleeve 2 of the T-shaped grounding locking connection device is loosened until a clamped conductor (such as a grounding rod) can be inserted from the locking hole 21 of the locking sleeve 2, then one end of the clamped conductor is inserted into the wire insertion hole 111 of the T-shaped device body 1 through the locking hole 21, and finally the locking sleeve 2 is screwed in a clockwise direction until the clamped conductor is locked. The other end of the clamped conductor is locked to another T-shaped ground locking connection by the same method.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (10)
1. The T-shaped grounding locking connecting device is characterized by comprising a T-shaped device body (1) and a locking sleeve (2) connected to a connecting portion (11) of the T-shaped device body (1), wherein the connecting portion (11) of the T-shaped device body (1) is provided with an elastic wire clamping mechanism, a locking hole (21) is formed in the locking sleeve (2), a clamped conductor penetrates into a wire inserting hole (111) of the elastic wire clamping mechanism from the locking hole (21), and the locking sleeve (2) is screwed tightly to the connecting portion (11) of the T-shaped device body (1) so as to clamp the clamped conductor in the elastic wire clamping mechanism.
2. The T-shaped grounding locking connection device as claimed in claim 1, wherein the elastic wire clamping mechanism comprises at least two clearance grooves (112) which are arranged on the connection part (11) of the T-shaped device body (1) along the depth direction of the wire insertion hole (111), and the clearance grooves (112) are uniformly distributed along the circumferential direction of the connection part (11).
3. T-shaped ground-locking connection according to claim 2, characterized in that the number of clearance slots (112) is four.
4. The T-shaped grounding tight-lock connecting device according to claim 1, wherein an inner wall of the wire insertion hole (111) is coated with a slip-proof member.
5. A T-shaped ground-locking connection according to claim 4, characterized in that said anti-slip means are screw threads.
6. A T-shaped ground-locking connection device according to claim 1, characterized in that the connection portion (11) on the T-shaped device body (1) is of a stepped tapered structure, and the locking sleeve (2) is of an inner tapered stepped structure matching the shape of the connection portion (11).
7. The T-shaped grounding and locking connection device as claimed in claim 6, wherein the outer surface of the external thread section (11a) of the connection portion (11) is provided with external threads along the circumferential direction, the inner wall of the locking sleeve (2) is provided with internal threads along the circumferential direction, and the locking sleeve (2) is fastened on the connection portion (11) of the T-shaped device body (1) by means of screw connection.
8. The T-shaped grounding locking connection device according to claim 1, wherein a locking device for preventing the locking sleeve (2) from loosening is arranged in the locking sleeve (2), the locking device comprises a limiting part and a locking part tightly fitted inside the locking sleeve (2), the limiting part comprises a limiting ring (3) and a ring groove (4) for accommodating the limiting ring (3), the locking sleeve (2) is screwed to the connecting part (11) of the T-shaped device body (1), and a step (8) arranged on the connecting part (11) pushes the limiting ring (3) into the ring groove (4) to limit the locking part installed in an installation groove (5) inside the locking sleeve (2).
9. The T-shaped grounding locking connecting device according to claim 8, wherein the anti-loose component comprises a ball (6) and a spring (7), the mounting groove (5) for mounting the anti-loose component is formed from shallow to deep along the screwing direction of the locking sleeve (2), a stopping table (51) is arranged at one deeper side in the mounting groove (5), one end of the spring (7) abuts against the stopping table (51), the other end abuts against the ball (6), and the ball (6) abuts against the connecting portion (11) of the T-shaped device body (1).
10. A T-shaped ground-locking connection as claimed in claim 1, wherein said T-shaped ground-locking connection is made of copper alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238065.XU CN214100106U (en) | 2020-12-29 | 2020-12-29 | T-shaped grounding locking connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238065.XU CN214100106U (en) | 2020-12-29 | 2020-12-29 | T-shaped grounding locking connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214100106U true CN214100106U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023238065.XU Active CN214100106U (en) | 2020-12-29 | 2020-12-29 | T-shaped grounding locking connecting device |
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| CN (1) | CN214100106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244002A (en) * | 2021-12-15 | 2022-03-25 | 广州鲲鹏仪器有限公司 | Cable interface and cable for servo motor |
-
2020
- 2020-12-29 CN CN202023238065.XU patent/CN214100106U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244002A (en) * | 2021-12-15 | 2022-03-25 | 广州鲲鹏仪器有限公司 | Cable interface and cable for servo motor |
| CN114244002B (en) * | 2021-12-15 | 2022-07-08 | 广州鲲鹏仪器有限公司 | Connecting device for cable interface of servo motor |
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