CN117849416A - Binding post for mounting ammeter on-line diagnosis equipment and using method thereof - Google Patents
Binding post for mounting ammeter on-line diagnosis equipment and using method thereof Download PDFInfo
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- CN117849416A CN117849416A CN202410258009.6A CN202410258009A CN117849416A CN 117849416 A CN117849416 A CN 117849416A CN 202410258009 A CN202410258009 A CN 202410258009A CN 117849416 A CN117849416 A CN 117849416A
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- ammeter
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 22
- 239000000428 dust Substances 0.000 claims abstract description 6
- 230000002441 reversible effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000005611 electricity Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
A binding post for electric meter on-line diagnosis equipment installation and a using method thereof belong to the field of binding posts. The electric meter comprises an electric meter and a terminal block; the lower end of the ammeter is provided with a groove, and a terminal row is fixedly connected in the groove through two screws; the terminal strip is connected with a threaded cylinder through a bearing; the thread cylinder is sleeved outside one of the screw rods; the upper part and the lower part of the outer circular surface of the threaded cylinder are provided with reverse threads, and the outer side of the threaded cylinder is respectively connected with a fastening device and a control device through threads with different screwing directions; the bottom fixedly connected with mobile device of ammeter. According to the invention, not only can moisture and dust be prevented from entering and affecting the service life of the terminal strip, but also the wires are respectively clamped by the round grooves and the push plates, so that the wire stringing can be effectively prevented, and further the occurrence of short circuit faults is avoided; meanwhile, the invention can also improve the working efficiency by rotating the threaded cylinders to install the wires in batches.
Description
Technical Field
The invention relates to a wiring terminal for mounting ammeter on-line diagnosis equipment and a using method thereof, belonging to the field of wiring terminals.
Background
The terminal strip is an important component of the electrical device and its function is to distribute and control the current in the electrical system. However, in the use process, the short circuit condition of the terminal strip can be met, and the main reasons are as follows:
improper wiring: when wiring is carried out, if the fastening strength is insufficient or bolts are not screwed, connection is not firm easily, and short circuit occurs;
environmental problems: the terminal strip is corroded or oxidized after long-term use in a humid and corrosive environment, so that short-circuit faults occur.
In addition, when the current terminal strip is used for installing wires, bolts are required to be screwed one by one, time is wasted, working efficiency is reduced, and therefore improvement is required.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a wiring terminal for mounting an ammeter on-line diagnosis device and a using method thereof.
The invention achieves the above purpose, adopts the following technical scheme:
a wiring terminal for mounting an ammeter on-line diagnosis device comprises an ammeter and a terminal block; the lower end of the ammeter is provided with a groove, and a terminal row is fixedly connected in the groove through two screws; the terminal strip is connected with a threaded cylinder through a bearing; the thread cylinder is sleeved outside one of the screw rods; the upper part and the lower part of the outer circular surface of the threaded cylinder are provided with reverse threads, and the outer side of the threaded cylinder is respectively connected with a fastening device and a control device through threads with different screwing directions; the bottom fixedly connected with mobile device of ammeter.
A method of using a connection terminal for installation of an on-line diagnostic device for an electric meter, the method comprising the steps of:
step one: the lead passes through the perforation I and the perforation II and finally is placed in the jack;
step two: rotating the screw thread cylinder to enable the plate I and the plate II to move in opposite directions, and clamping the lead through the push plate;
step three: the two movable plates move in opposite directions when the threaded cylinder is rotated, the wire is clamped through the circular groove, and meanwhile, the grooves of the ammeter are sealed through the two movable plates, so that dust and moisture are reduced.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, moisture and dust can be prevented from entering and affecting the service life of the terminal strip, and two positions of the lead are respectively clamped through the circular groove and the push plate, so that the lead can be effectively prevented from being loose due to loose connection of the lead, and short-circuit faults are avoided; meanwhile, the invention can also improve the working efficiency by rotating the threaded cylinders to install the wires in batches.
Drawings
Fig. 1 is a front view of a connection terminal for installation of an ammeter in-line diagnostic device of the present invention;
fig. 2 is a front view of a terminal block of a connection terminal for installation of an ammeter in-line diagnostic device of the present invention;
FIG. 3 is a schematic view showing the structure of a fastening device of a connection terminal for installing an on-line diagnosis device for an electricity meter according to the present invention;
fig. 4 is a schematic structural view of a control device of a connection terminal for installation of an on-line diagnosis apparatus for an electricity meter according to the present invention;
FIG. 5 is a schematic view showing a structure of a limiting device of a terminal for installing an on-line diagnosis device for an electricity meter according to the present invention;
FIG. 6 is a schematic view showing the structure of a movable apparatus of a connection terminal for installation of an on-line diagnosis apparatus for an electricity meter according to the present invention;
FIG. 7 is a plan view of a movable apparatus of a terminal for installation of an on-line diagnosis device for an electricity meter according to the present invention;
FIG. 8 is a cross-sectional view taken along the direction A-A in FIG. 7;
fig. 9 is a schematic view of the structure of an arc-shaped groove of a connection terminal for installation of an on-line diagnosis device for an electricity meter according to the present invention;
fig. 10 is a schematic structural view of a fixing device of a connection terminal for installation of an on-line diagnosis apparatus for an electricity meter according to the present invention.
In the figure: 1. an electricity meter; 2. a terminal block; 21. a socket; 22. a jack; 3. a screw; 4. a thread cylinder; 5. a fastening device; 51. a plate I; 52. a round hole I; 53. a limit groove; 54. an elastic telescopic rod; 55. a push plate; 56. perforating I; 6. a control device; 61. a plate II; 62. a round hole II; 63. perforating II; 64. a limiting device; 641. a slide plate; 642. a groove; 643. a rod; 65. a hole; 7. a movable device; 71. a fixing plate; 72. a round hole III; 73. a chute; 74. a movable plate; 75. a circular groove; 76. a transmission block; 77. a transmission rod; 78. a slide block; 79. a spring I; 710. a circular plate; 711. an arc-shaped groove; 712. a sliding block; 713. a slideway; 714. a spring II; 715. a vertical hole; 716. a notch; 8. a fixing device; 81. a rod; 82. triangular blocks.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are all within the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1 to 10, the present embodiment describes a connection terminal for installation of an ammeter online diagnostic device, including an ammeter 1 and a terminal block 2; the lower end of the ammeter 1 is provided with a groove, and a terminal row 2 is fixedly connected in the groove through two screws 3; the terminal strip 2 is connected with a threaded cylinder 4 through a bearing; the thread cylinder 4 is sleeved outside one of the screw rods 3; the upper part and the lower part of the outer circular surface of the thread cylinder 4 are provided with reverse threads, and the outer side of the thread cylinder 4 is respectively connected with a fastening device 5 and a control device 6 through threads with different screwing directions; the bottom end of the ammeter 1 is fixedly connected with a movable device 7.
The fastening device 5 comprises a plate I51, an elastic telescopic rod 54 and a push plate 55; two round holes I52 are formed in the plate I51, one of the round holes I52 is in sliding fit with the corresponding screw rod 3, and the other round hole I52 is in threaded connection with the threaded cylinder 4; the plate I51 is provided with a plurality of vertical through holes I56, and each through hole I56 corresponds to the position of the jack 22 on the terminal strip 2; limiting grooves 53 are formed in two sides of each perforation I56; a push plate 55 is connected in the limit groove 53 through an elastic telescopic rod 54. The fixing of the wire is achieved by the movement of the push plate 55.
A slope is provided on one side of each push plate 55 adjacent to the elastic telescopic rod 54. Facilitating pushing of the push plate 55.
The control device 6 comprises a plate II 61 and a plurality of limiting devices 64; two round holes II 62 are formed in the plate II 61, one round hole II 62 is in sliding fit with the corresponding screw rod 3, and the other round hole II 62 is in threaded connection with the threaded cylinder 4; the plate II 61 is provided with a plurality of vertical through holes II 63, through holes are formed in two sides of each through hole II 63, and a limiting device 64 in sliding fit with the through holes is arranged in each through hole.
The limiting device 64 comprises a sliding plate 641 and a plurality of inserting rods 643; the sliding plate 641 is in interference fit with the through hole, a plurality of inserted bars 643 are fixedly connected to one side of the sliding plate 641, which faces the plate I51, and a groove 642 is formed in one side of the sliding plate 641, which is far away from the plate I51. The push plate 55 is pushed to move by the plunger 643. The slide 641 is interference fit with the through hole so that the insert 643 can move with the plate II 61 when the slide 641 is not subjected to external force, so as to control the push plate 55.
The insert rod 643 contacts with the inclined surface on the push plate 55 and pushes the push plate 55 to move, and the elastic telescopic rod 54 is positioned in the gap between the two insert rods 643; the terminal strip 2 is provided with a plurality of sockets 21, and the inserting rod 643 is in sliding fit with the corresponding socket 21.
The movable device 7 comprises two fixed plates 71; the fixed plates 71 are symmetrically and fixedly connected to the bottom of the ammeter 1, and sliding grooves 73 are formed in the opposite surfaces of the two fixed plates 71; a sliding block 78 which is in sliding fit with the sliding groove 73 is arranged in the sliding groove 73, a movable plate 74 is fixedly connected to the side face of the sliding block 78, and a spring I79 is fixedly connected between the sliding block 78 and the inner wall of the sliding groove 73; two movable plates 74 are arranged, and circular grooves 75 are formed in opposite surfaces of the two movable plates 74; a plurality of vertical holes 715 are formed in one movable plate 74, two arc-shaped grooves 711 are formed in the inner wall of each vertical hole 715, and a transmission block 76 in sliding fit with each vertical hole 715 is arranged in each vertical hole 715; a slide way 713 is arranged on the side surface of the transmission block 76, a sliding block 712 is fixedly connected in the slide way 713 through a spring II 714, and the sliding block 712 is in sliding fit with the arc-shaped groove 711; the upper end of the transmission block 76 is connected with a circular plate 710 through a bearing, and the upper end of the circular plate 710 is fixedly connected with a transmission rod 77; the transmission rod 77 is in sliding fit with the corresponding groove 642; and each fixing plate 71 is provided with a round hole III 72, and the round holes III 72 are in sliding fit with the threaded cylinder 4 and the screw rod 3. The progressive limiting slide 641 through the transmission rod 77 moves along with the plate II 61 to further limit the movement of the push plate 55 so as to achieve the purpose that part of the wires remain at the installation position, thereby achieving the purposes of facilitating the installation of the wires and the disassembly of the part of the wires.
The plate I51 is also fixedly connected with a fixing device 8; the fixing means 8 comprise a bar 81 and a triangular block 82; the rod 81 is fixedly connected to the plate I51, and the triangular block 82 is fixedly connected to the other end of the rod 81; the plate II 61 is provided with a hole 65 in sliding fit with the rod 81; the opposite face of the movable plate 74 is provided with a notch 716 in sliding engagement with the triangular block 82.
When the screw cylinder 4 rotates to drive the plate I51 to move towards the direction where the movable plate 74 is located, under the action of the elastic force of the spring I79, the two movable plates 74 move towards each other, and the grooves of the ammeter 1 are sealed.
A method of using a connection terminal for installation of an on-line diagnostic device for an electric meter, the method comprising the steps of:
step one: the wire is passed through the perforations I56, II 63 and finally placed into the receptacle 22;
step two: rotating the screw cylinder 4 to enable the plate I51 and the plate II 61 to move towards each other, and clamping the lead through the push plate 55;
step three: the two movable plates 74 move towards each other while rotating the screw cylinder 4, the wire is clamped by the circular groove 75, and meanwhile, the grooves of the ammeter 1 are sealed by the two movable plates 74, so that dust and moisture are reduced.
The working principle of the invention is as follows: when the device is used, a plurality of wires respectively pass through the corresponding perforation I56 and perforation II 63 and finally are placed in the jack 22, then the threaded cylinder 4 is rotated, reverse threads are arranged on the outer circular surface of the threaded cylinder 4, therefore, in the process of rotating the threaded cylinder 4, the plate I51 and the plate II 61 move in opposite directions in the state shown in the figure 1, in the process of moving in opposite directions, the plate II 61 drives the slide plate 641 to move, the insert rod 643 is driven to move, the insert rod 643 is contacted with inclined surfaces on the push plate 55, the two push plates 55 on two sides of the perforation I56 are driven to move in opposite directions through the inclined surfaces, until the two push plates 55 clamp the wires in the perforation I56, and meanwhile, the insert rod 643 is inserted into the jack 21, in the process of moving the plate I51 along with the rotation of the threaded cylinder 4, the plate I51 drives the fixing device 8 to approach to the direction of the movable plate 74, and as the triangular block 82 on the fixing device 8 moves in the direction away from the movable plate 74, the inclined surfaces of the two movable plate 74 are driven by the pulling force of the spring I79 to move in opposite directions of the triangular block 82, and the grooves on the lower end of the ammeter 1 are sealed, so that dust is prevented from entering the service life;
when other wires are required to be detached or installed again for maintenance of the ammeter, the transmission block 76 at the corresponding position of the wire which is not required to be detached is rotated, so that the transmission block 76 drives the sliding block 712 at the side face of the transmission block to rotate and separate from the arc-shaped groove 711, then the transmission block 76 is pushed towards the direction of the sliding plate 641, the transmission block 76 moves in the vertical hole 715 and drives the sliding block 712 to be embedded into the other arc-shaped groove 711, the transmission block 76 also drives the transmission rod 77 to move in the groove 642 and finally prop against the inner top wall of the groove 642, therefore, when the threaded cylinder 4 is reversely rotated, the plate I51 and the plate II 61 reversely move, the sliding plate 641 is not propped against the plate II 61 due to the fact that the sliding plate 641 is moved along with the plate II 61, and the inserted rod 643 limits the push plate 55 to move to the original position, so that the corresponding wire is always clamped by the push plate 55, and all wires on the terminal strip 2 are prevented from falling off when other wires are installed or detached, and working efficiency is influenced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. Binding post is used in installation of ammeter on-line diagnosis equipment, its characterized in that: comprises an ammeter (1) and a terminal block (2); the lower end of the ammeter (1) is provided with a groove, and a terminal strip (2) is fixedly connected in the groove through two screws (3); the terminal strip (2) is connected with a threaded cylinder (4) through a bearing; the thread cylinder (4) is sleeved outside one of the screw rods (3); the upper part and the lower part of the outer circular surface of the thread cylinder (4) are provided with reverse threads, and the outer side of the thread cylinder (4) is respectively connected with a fastening device (5) and a control device (6) through threads with different screwing directions; the bottom end of the ammeter (1) is fixedly connected with a movable device (7).
2. The terminal for installation of an on-line diagnostic device for an electric meter according to claim 1, wherein: the fastening device (5) comprises a plate I (51), an elastic telescopic rod (54) and a push plate (55); two round holes I (52) are formed in the plate I (51), one round hole I (52) is in sliding fit with the corresponding screw rod (3), and the other round hole I (52) is in threaded connection with the threaded cylinder (4); the plate I (51) is provided with a plurality of vertical through holes I (56), and each through hole I (56) corresponds to the position of the jack (22) on the terminal row (2); limiting grooves (53) are formed in two sides of each perforation I (56); a push plate (55) is connected in the limit groove (53) through an elastic telescopic rod (54).
3. The terminal for installation of an on-line diagnostic device for an electric meter according to claim 2, wherein: and an inclined plane is arranged on one side of each push plate (55) close to the elastic telescopic rod (54).
4. The terminal for installation of an on-line diagnostic device for an electric meter according to claim 2, wherein: the control device (6) comprises a plate II (61) and a plurality of limiting devices (64); two round holes II (62) are formed in the plate II (61), one round hole II (62) is in sliding fit with the corresponding screw rod (3), and the other round hole II (62) is in threaded connection with the threaded cylinder (4); a plurality of vertical through holes II (63) are formed in the plate II (61), through holes are formed in two sides of each through hole II (63), and limiting devices (64) in sliding fit with the through holes are arranged in each through hole.
5. The terminal for installation of an on-line diagnostic device for an electric meter of claim 4, wherein: the limiting device (64) comprises a sliding plate (641) and a plurality of inserted bars (643); the slide plate (641) is in interference fit with the through hole, a plurality of inserted bars (643) are fixedly connected to one side, facing the plate I (51), of the slide plate (641), and a groove (642) is formed in one side, far away from the plate I (51), of the slide plate (641).
6. The terminal for installation of an on-line diagnostic device for an electric meter of claim 5, wherein: the inserting rods (643) are contacted with inclined surfaces on the pushing plate (55) and push the pushing plate (55) to move, and the elastic telescopic rods (54) are positioned in gaps between the two inserting rods (643); a plurality of sockets (21) are arranged on the terminal strip (2), and the inserting rod (643) is in sliding fit with the corresponding socket (21).
7. The terminal for installation of an on-line diagnostic device for an electric meter of claim 6, wherein: the movable device (7) comprises two fixed plates (71); the fixed plates (71) are symmetrically and fixedly connected to the bottom of the ammeter (1), and sliding grooves (73) are formed in the opposite surfaces of the two fixed plates (71); a sliding block (78) which is in sliding fit with the sliding groove (73) is arranged in the sliding groove (73), a movable plate (74) is fixedly connected to the side face of the sliding block (78), and a spring I (79) is fixedly connected between the sliding block (78) and the inner wall of the sliding groove (73); two movable plates (74) are arranged, and circular grooves (75) are formed in opposite surfaces of the two movable plates (74); a plurality of vertical holes (715) are formed in one movable plate (74), two arc-shaped grooves (711) are formed in the inner wall of each vertical hole (715), and a transmission block (76) in sliding fit with each vertical hole (715) is arranged in each vertical hole; a slide way (713) is arranged on the side surface of the transmission block (76), a sliding block (712) is fixedly connected in the slide way (713) through a spring II (714), and the sliding block (712) is in sliding fit with the arc-shaped groove (711); the upper end of the transmission block (76) is connected with a circular plate (710) through a bearing, and the upper end of the circular plate (710) is fixedly connected with a transmission rod (77); the transmission rod (77) is in sliding fit with the corresponding groove (642); and each fixing plate (71) is provided with a round hole III (72), and the round holes III (72) are in sliding fit with the threaded cylinder (4) and the screw rod (3).
8. The terminal for installation of an on-line diagnostic device for an electric meter of claim 7, wherein: a fixing device (8) is fixedly connected to the plate I (51); the fixing device (8) comprises a rod (81) and a triangular block (82); the rod (81) is fixedly connected to the plate I (51), and the triangular block (82) is fixedly connected to the other end of the rod (81); the plate II (61) is provided with a hole (65) which is in sliding fit with the rod (81); the opposite surface of the movable plate (74) is provided with a notch (716) which is in sliding fit with the triangular block (82).
9. The terminal for installation of an on-line diagnostic device for an electric meter of claim 8, wherein: when the screw thread cylinder (4) rotates to drive the plate I (51) to move towards the direction where the movable plates (74) are located, under the action of the elastic force of the springs I (79), the two movable plates (74) move in opposite directions, and the grooves of the ammeter (1) are sealed.
10. The method for using the connection terminal for installing the on-line diagnosis equipment of the electric meter according to claim 9, wherein: the using method comprises the following steps:
step one: passing the wire through the perforations I (56), II (63) and finally into the receptacle (22);
step two: rotating the screw cylinder (4) to enable the plate I (51) and the plate II (61) to move in opposite directions, and clamping the lead through the push plate (55);
step three: the screw thread cylinder (4) is rotated, the two movable plates (74) move in opposite directions, the conducting wire is clamped through the circular groove (75), and meanwhile the grooves of the ammeter (1) are sealed through the two movable plates (74), so that dust and moisture are reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410258009.6A CN117849416B (en) | 2024-03-07 | 2024-03-07 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410258009.6A CN117849416B (en) | 2024-03-07 | 2024-03-07 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117849416A true CN117849416A (en) | 2024-04-09 |
| CN117849416B CN117849416B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410258009.6A Active CN117849416B (en) | 2024-03-07 | 2024-03-07 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN117849416B (en) |
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