CN219533229U - High-precision voltage and current data acquisition device - Google Patents

Abstract

The utility model relates to the field of data acquisition devices, and discloses a high-precision voltage and current data acquisition device, which is characterized in that a movable inner clamping plate and an outer clamping plate are arranged in a plug hole, so that when wiring is prepared, the outer clamping plate is pulled towards the plug Kong Waichou, the outer clamping plate drives the inner clamping plate to move together, one end of an inner clamping plate is moved to the outer side of the plug hole, one end of a wire is inserted between the outer clamping plate and the inner clamping plate, the wire is clamped by the outer clamping plate and the inner clamping plate, then the outer clamping plate and the inner clamping plate are pushed back into the plug hole, and finally a locking bolt is screwed to fix the wire, so that the wire can be more conveniently penetrated into the plug hole, the phenomenon that the wire is accumulated at the inlet of the plug hole (without contact or incomplete contact) is avoided, meanwhile, the wire can be accurately sent to the lower part of the locking bolt, and the wire is fixed by the locking bolt, so that the situation of unstable fixation is avoided.

Description

High-precision voltage and current data acquisition device

Technical Field

The utility model relates to the field of data acquisition devices, in particular to a high-precision voltage and current data acquisition device.

Background

When the electromechanical equipment operates, the stability of current and voltage has great influence on the operating state of the equipment, so that when the electromechanical equipment operates and tests, a data acquisition device is required to be connected to collect the current and voltage conditions of the electromechanical equipment during operation, and data support is provided for subsequent debugging of the equipment;

when the data acquisition device is accessed, as a plurality of connecting wires are softer, the connecting wires are not easy to penetrate into the wiring port of the data acquisition device, but are accumulated at the inlet, and the conditions are not easy to be observed, so that the condition of virtual connection (without being connected or without being completely connected) of equipment can be caused, and the stability and the accuracy of data acquisition are affected, therefore, the high-precision voltage and current data acquisition device is provided for solving the problem.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide the high-precision voltage and current data acquisition device, the movable inner clamping plate and the movable outer clamping plate are arranged in the inserting hole, so that when wiring is prepared, the outer clamping plate is pulled towards the inserting Kong Waichou, the outer clamping plate drives the inner clamping plate to move together, one end of the inner clamping plate is moved to the outer side of the inserting hole, one end of a wire is inserted between the outer clamping plate and the inner clamping plate, the wire is clamped between the outer clamping plate and the inner clamping plate, then the outer clamping plate and the inner clamping plate are pushed back into the inserting hole, and finally the locking bolt is screwed to fix the wire, so that the wire can be more conveniently penetrated into the inserting hole, the phenomenon that the wire is accumulated at the inlet of the inserting hole (without contact or incomplete contact) is avoided, meanwhile, the wire can be accurately fed to the lower part of the locking bolt, and the wire is fixed by the locking bolt, so that the situation of unstable fixation is avoided.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a high accuracy voltage current data acquisition device, which comprises a housing, the terminal box is installed at the front and back both ends of casing, the spliced eye has been seted up on the surface of terminal box, the screw hole in the spliced eye has been seted up, the spliced eye is external to have the wire, the inside of spliced eye is provided with extending mechanism, extending mechanism is including the deflector of sliding connection in the spliced eye inside, the front fixedly connected with interior splint of deflector, the mounting hole has been seted up to the other end of interior splint, the spout has been seted up to the inside wall of mounting hole, the inside sliding connection of mounting hole has the outer splint, the side fixedly connected with sliding connection of outer splint is at the inside slider of spout, the handing-over department of outer splint and interior splint is located locking bolt's below, through setting up interior splint and the outer splint that can move in the spliced eye, so when preparing the wiring, the outer splint moves the outside of spliced eye together, so insert between outer splint and the interior splint, let both clamp the wire, then with outer splint and interior push away from the inside of interior splint, the wire can avoid the wire to twist down the side-down wire, the wire can not be fixed to the side down in the side-channel of the side of the device, the wire can be fixed to the side-down in the side of the device is difficult to the wire, the wire is connected in the side-down, the wire is not has the wire is difficult to be connected to the wire in the side down, and the wire is connected down, the wire is difficult to the wire is connected down.

Further, the top of interior splint and outer splint junction is seted up flutedly, and the recess is located under the locking bolt, and the recess is half-and-half to be distributed on interior splint and outer splint surface, and the socket has been seted up to the tank bottom wall of recess, and when so wiring, separate interior splint and outer splint earlier, insert in the socket with wire one end again, clamp the wire with interior splint and outer splint closing, then bend the wire and make its and outer splint parallel laminating at the surface of recess and outer splint, so not only made things convenient for the fixed of wire, still let the wiring firm more.

Further, be provided with a damping piece between deflector and the spliced eye, set up No. two damping pieces between spout and the slider, and No. two damping piece's damping force is less than a damping piece, when so pull outer splint, outer splint can be earlier with interior splint separately release wire, pull out the spliced eye with interior splint again, avoid the wire to influence interior splint and outer splint, and when pushing outer splint, outer splint can be earlier in interior splint to merge fixed wire, get back to the spliced eye together with interior splint again in, avoid the wire skew like this, these two steps are all accomplished in one step simultaneously, need not unnecessary action.

Further, the maximum displacement distance of the locking bolt is smaller than the length of the part of the locking bolt positioned in the inserting hole, so that the locking bolt is always positioned in the inserting hole, the guide plate is limited, and the inner clamping plate is completely pulled out of the inserting hole when the guide plate is prevented from being pulled out.

Further, the front fixedly connected with of outer splint seals the board, seals the opening part of board shutoff at the spliced eye, seals the outside of board and has seted up and accomodates the mouth, seals the board so and also can play the isolation when making things convenient for handheld pull, avoids dust or water to splash in the spliced eye, causes the influence to the circuit, and accomodates the mouth and then be used for the wire to get into the spliced eye.

Further, the rubber valve is arranged in the storage opening, so that dust or water is prevented from entering the empty plug hole.

Further, the surface of terminal box still is provided with the display mechanism who corresponds with the spliced eye, display mechanism includes the boss, the position and the spliced eye one-to-one of boss, the surface of boss is provided with the color disc, the color disc is provided with each color zone the same with the spliced eye quantity, the outside rotation of boss is connected with rotates the cover, the viewing aperture has been seted up on the surface of rotating the cover, the width of viewing aperture is the same with single color zone width, so can let the viewing aperture stay the different color zone in place through rotating the cover, so that classify the wire with the color zone, make things convenient for circuit management.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. this scheme is through setting up interior splint and the external splint that can move about in the spliced eye, so when preparing to connect wire, draw external splint to grafting Kong Waichou, external splint drive interior splint and move together, make the one end of interior splint remove the outside of spliced eye, so insert between external splint and the internal splint with the one end of wire, let both clip the wire, then push back the spliced eye with external splint and interior splint in, twist the lock bolt at last and fix it, so can be more convenient with the wire go deep into the inside of spliced eye, avoid wire (soft) dish to pile up in the entrance of spliced eye, lead to appearing virtual joint (without contacting or incomplete contact), also can be with the accurate below of sending the lock bolt of wire like this, let lock bolt fix the wire, avoid appearing the unstable condition of fixing.

2. The top of interior splint and outer splint junction is seted up flutedly, and the recess is located locking bolt under, and the recess is half and half distributed in interior splint and outer splint surface, and the socket has been seted up to the tank bottom wall of recess, and when so wiring, separate interior splint and outer splint earlier, insert in the socket with wire one end again, clamp the wire with interior splint and outer splint closure, then bend the wire and make its and outer splint parallel laminating at the surface of recess and outer splint, so not only made things convenient for the fixed of wire, still let the wiring more firm.

3. Be provided with a damping piece between deflector and the spliced eye, set up No. two damping pieces between spout and the slider, and No. two damping piece's damping force is less than a damping piece, when so pull outer splint, outer splint can be earlier with interior splint separately release wire, pull out the spliced eye with interior splint again, avoid the wire to influence interior splint and outer splint, and when pushing out outer splint, outer splint can be earlier in interior splint merge fixed wire, get back to the spliced eye with interior splint again, avoid the wire skew like this, these two steps are one step completion simultaneously, need not unnecessary action.

4. The front fixedly connected with sealing plate of outer splint, sealing plate shutoff has seted up the storage opening in the opening part of spliced eye in the outside of sealing plate, so sealing plate also can play the isolation effect when making things convenient for handheld pull, avoids dust or water to splash in the spliced eye, causes the influence to the circuit.

5. The surface of terminal box still is provided with the display mechanism who corresponds with the spliced eye, display mechanism includes the boss, the position and the spliced eye one-to-one of boss, the surface of boss is provided with the color disc, the color disc is provided with each color zone the same with the spliced eye quantity, the outside rotation of boss is connected with rotates the cover, the viewing aperture has been seted up on the surface of rotating the cover, the width of viewing aperture is the same with single color zone width, so can let the viewing aperture stop in the different color zone through rotating the cover to classify the wire with the color zone, make things convenient for circuit management.

Drawings

FIG. 1 is an overall illustration of the present utility model;

FIG. 2 is a disassembled view of the present utility model;

FIG. 3 is a disassembled view of the extension mechanism of the present utility model;

FIG. 4 is a view showing the inside of a plugging hole according to the present utility model;

FIG. 5 is a drawing showing the outer splint according to the present utility model;

FIG. 6 is a diagram showing the wiring state of the present utility model;

fig. 7 is a view showing a wire fixing state of the present utility model;

FIG. 8 is a display mechanism display diagram of the present utility model;

fig. 9 is a disassembled view of the display mechanism of the present utility model.

The reference numerals in the figures illustrate:

1. a housing; 2. a junction box; 3. a plug hole; 4. a threaded hole; 5. a locking bolt; 6. an extension mechanism; 61. a guide plate; 62. an inner clamping plate; 63. a mounting port; 64. a chute; 65. an outer clamping plate; 66. a slide block; 67. sealing plate; 68. a groove; 69. a socket; 7. a storage port; 8. a display mechanism; 81. a boss; 82. a color wheel; 83. a rotating sleeve; 84. and (5) an observation port.

Detailed Description

The technical scheme of the embodiment is clearly and completely described by combining the disclosed drawings, so that the purposes, technical scheme and beneficial effects of the embodiment of the disclosure are more clear. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Unless otherwise defined, technical or scientific terms used in this disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure pertains. The terms "first," "second," and the like, as used in this disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items. "upper", "lower", "inner", "outer", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.

Examples:

referring to fig. 1 to 7, a high-precision voltage and current data acquisition device comprises a machine shell 1, wherein a junction box 2 is installed at the front end and the rear end of the machine shell 1, a plug hole 3 is formed in the surface of the junction box 2, a threaded hole 4 penetrating into the plug hole 3 is formed in the top of the junction box 2, a locking bolt 5 is connected in the threaded hole 4 in a threaded manner, a wire is externally connected to the plug hole 3, an extension mechanism 6 is arranged in the plug hole 3, the extension mechanism 6 comprises a guide plate 61 which is connected in the plug hole 3 in a sliding manner, an inner clamping plate 62 is fixedly connected to the front surface of the guide plate 61, a mounting opening 63 is formed in the other end of the inner clamping plate 62, a sliding groove 64 is formed in the inner side wall of the mounting opening 63, an outer clamping plate 65 is connected in a sliding manner, a sliding block 66 which is connected in the sliding manner in the sliding groove 64 is formed in the side surface of the outer clamping plate 65, a joint of the outer clamping plate 65 and the inner clamping plate 62 is located below a locking bolt 5, a groove 68 is formed in the top of the joint of the inner clamping plate 62 and the outer clamping plate 65, the groove 68 is located right below the locking bolt 5, the groove 68 is distributed in the inner clamping plate 62 and the groove 68 is formed in the groove wall 69;

when in use, the outer clamping plate 65 is pulled outwards of the inserting hole 3, as shown in fig. 5, the outer clamping plate 65 drives the inner clamping plate 62 to move together, so that one end of the inner clamping plate 62 moves to the outer side of the inserting hole 3, as shown in fig. 5, in the process, the outer clamping plate 65 is separated from the inner clamping plate 62, one end of a wire is inserted into the inserting hole 69, then the wire is bent to be attached to the surfaces of the groove 68 and the outer clamping plate 65 in parallel with the outer clamping plate 65, the outer clamping plate 65 is pushed to be closed with the inner clamping plate 62, as shown in fig. 7, the wire of the outer clamping plate 65 and the wire of the inner clamping plate 62 are clamped, and the wire is pushed into the inserting hole 3 together, as shown in fig. 4, and finally the locking bolt 5 is screwed to fix the wire.

A first damping piece is arranged between the guide plate 61 and the plug hole 3, a second damping piece is arranged between the sliding groove 64 and the sliding block 66, the damping force of the second damping piece is smaller than that of the first damping piece, when the outer clamping plate 65 is pulled in this way, the outer clamping plate 65 is separated from the inner clamping plate 62 to release a wire, then the inner clamping plate 62 is pulled out of the plug hole 3, the wire is prevented from influencing the inner clamping plate 62 and the outer clamping plate 65, and when the outer clamping plate 65 is pushed, the outer clamping plate 65 is combined and fixed with the inner clamping plate 62 before the wire is returned to the plug hole 3 together with the inner clamping plate 62, so that wire deflection is avoided, and meanwhile, the two steps are completed in one step without redundant actions; the maximum displacement distance of the locking bolt 5 is smaller than the length of the part of the locking bolt 5 positioned in the inserting hole 3, so that the locking bolt 5 is always positioned in the inserting hole 3, the guide plate 61 is limited, and the inner clamping plate 62 is completely pulled out of the inserting hole 3 when the pulling is avoided.

The front of the outer clamping plate 65 is fixedly connected with the sealing plate 67, the sealing plate 67 is plugged at the opening of the plug hole 3, the outer side of the sealing plate 67 is provided with the containing opening 7, so that the sealing plate 67 can play an isolating role while being convenient for handheld drawing, dust or water is prevented from splashing into the plug hole 3 to influence a circuit, and the containing opening 7 is used for a lead to enter the plug hole 3; the rubber valve is arranged in the containing opening 7, so that dust or water is prevented from entering the empty plug hole 3.

Referring to fig. 1, 8 and 9, the surface of the junction box 2 is further provided with a display mechanism 8 corresponding to the plugging holes 3, the display mechanism 8 includes a boss 81, the positions of the boss 81 are in one-to-one correspondence with the plugging holes 3, the surface of the boss 81 is provided with a color disc 82, the color disc 82 is provided with color areas with the same number as the plugging holes 3, the outer side of the boss 81 is rotationally connected with a rotating sleeve 83, the surface of the rotating sleeve 83 is provided with an observation port 84, the width of the observation port 84 is the same as the width of a single color area, and thus the observation port 84 can be stopped in different color areas by rotating the rotating sleeve 83, so that the wires are classified by the color areas, and the circuit management is facilitated.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (7)

1. The utility model provides a high accuracy voltage current data acquisition device, includes casing (1), terminal box (2) are installed at both ends around casing (1), spliced eye (3) have been seted up on the surface of terminal box (2), and screw hole (4) in spliced eye (3) have been seted up at the top of terminal box (2), threaded hole (4) female connection has locking bolt (5), spliced eye (3) external connection has the wire, its characterized in that: the inside of spliced eye (3) is provided with extending mechanism (6), extending mechanism (6) are including inside deflector (61) of sliding connection at spliced eye (3), positive fixedly connected with interior splint (62) of deflector (61), installation mouth (63) have been seted up to the other end of interior splint (62), spout (64) have been seted up to the inside wall of installation mouth (63), the inside sliding connection of installation mouth (63) has outer splint (65), the side fixedly connected with sliding connection of outer splint (65) is in slider (66) of spout (64) inside, the junction of outer splint (65) and interior splint (62) is located the below of lock bolt (5).

2. The high-precision voltage and current data acquisition device according to claim 1, wherein: the top of interior splint (62) and external splint (65) junction has seted up recess (68), recess (68) are located locking bolt (5) under, and recess (68) are half-and-half distributed in interior splint (62) and external splint (65) surface, and socket (69) have been seted up to the tank bottom wall of recess (68).

3. The high-precision voltage and current data acquisition device according to claim 1, wherein: a first damping piece is arranged between the guide plate (61) and the inserting hole (3), a second damping piece is arranged between the sliding groove (64) and the sliding block (66), and the damping force of the second damping piece is smaller than that of the first damping piece.

4. The high-precision voltage and current data acquisition device according to claim 1, wherein: the maximum displacement distance of the locking bolt (5) is smaller than the length of the part of the locking bolt (5) positioned in the inserting hole (3).

5. The high-precision voltage and current data acquisition device according to claim 1, wherein: the front fixedly connected with sealing plate (67) of outer splint (65), sealing plate (67) shutoff is in the opening part of spliced eye (3), take in mouth (7) have been seted up in the outside of sealing plate (67).

6. The high-precision voltage and current data acquisition device according to claim 5, wherein: the rubber valve is arranged in the containing opening (7).

7. The high-precision voltage and current data acquisition device according to claim 1, wherein: the junction box is characterized in that a display mechanism (8) corresponding to the plug holes (3) is further arranged on the surface of the junction box (2), the display mechanism (8) comprises bosses (81), the positions of the bosses (81) are in one-to-one correspondence with the plug holes (3), color discs (82) are arranged on the surface of the bosses (81), color zones with the same number as the plug holes (3) are arranged on the color discs (82), rotating sleeves (83) are connected to the outer sides of the bosses (81) in a rotating mode, observation openings (84) are formed in the surfaces of the rotating sleeves (83), and the width of each observation opening (84) is the same as that of a single color zone.