CN210324742U

CN210324742U - Portable PLC test box

Info

Publication number: CN210324742U
Application number: CN201921268915.5U
Authority: CN
Inventors: 郭金梅; 赵立萍; 杨莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-14
Anticipated expiration: 2029-08-07

Abstract

The utility model belongs to the technical field of the proof box, especially, a portable PLC proof box, fix on the lectern panel to the inconvenient centre gripping of current PLC proof box, and inconvenient problem of erectting the camera fast, the scheme as follows now is proposed, it includes PLC, the top is open-ended box and wireless camera, PLC passes through bolt fixed mounting on one side inner wall of box, the box is internal to articulate has the one end of first rocker, the other end of first rocker articulates there is the one end of second rocker, wireless camera passes through bolt fixed mounting in the other end of second rocker, place the apron that the level set up in the box, and the apron is located the top of second rocker, the one end of apron extends to the outside of box and welds and has the montant. The utility model relates to a rationally, the convenience is with the firm centre gripping of box on the lectern face board, and conveniently erects wireless camera, shoots the show with the teaching process through wireless camera convenience and gives all students, does benefit to improvement teaching effect.

Description

Portable PLC test box

Technical Field

The utility model relates to a proof box technical field especially relates to a portable PLC proof box.

Background

At present, teachers in colleges and universities mostly adopt a vertical cabinet type PLC test bed to perform experiments when teaching PLC experiments. For example, chinese patent with an authorization publication number of CN205122045U discloses a novel experiment teaching PLC test box, on which a wireless camera is mounted, and the camera is connected with the box through a support frame. The camera support frame comprises a movable hinge, a fixed base plate, a Z-direction telescopic rod, a hoop, an X-direction telescopic rod and an angle connector. The movable hinge is fixedly connected with the side wall of the box body, the movable hinge is connected with the fixed base plate through bolts, the fixed base plate is fan-shaped, and holes are uniformly distributed in the fixed base plate, so that the support frame can rotate around the Z direction; the Z-direction telescopic rod can realize the adjustment of the Z-direction height, and the X-direction telescopic rod can realize the adjustment of the X-direction position; the X-direction telescopic rod is connected with the Z-direction telescopic rod through a clamp; the angle sign indicating number is installed at the X to the tip of telescopic link, is connected with wireless camera through the bolt. The wireless camera system is arranged, so long as the laboratory has multimedia conditions, teachers can change the situation that the prior experimental teaching order is disordered, and students can be arranged in order; the process of experiment teaching is tracked through camera shooting, and the student is fed back through the large screen to guarantee that every student can both see the experimental process clearly carefully. Therefore, the test box can be used for experimental teaching and classroom teaching.

But the above-mentioned design still has the shortcoming, and the PLC proof box of above-mentioned design is inconvenient firm centre gripping and is fixed on the lectern panel, and just inconvenient erects the camera fast, therefore we have proposed a portable PLC proof box and are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inconvenient firm centre gripping of current PLC proof box and fixing on the lectern panel, and inconvenient shortcoming of setting up the camera fast, and a portable PLC proof box that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a portable PLC test box comprises a PLC, a box body with an opening at the top and a wireless camera, wherein the PLC is fixedly arranged on the inner wall of one side of the box body through a bolt, one end of a first rocker is hinged in the box body, the other end of the first rocker is hinged with one end of a second rocker, the wireless camera is fixedly arranged at the other end of the second rocker through a bolt, a horizontally arranged cover plate is arranged in the box body, the cover plate is positioned above the second rocker, one end of the cover plate extends to the outer side of the box body and is welded with a vertical rod, a clamping plate is welded at the bottom end of the vertical rod, the bottom side of the box body at the top side of the clamping plate is in movable contact with the bottom side of the box body, a groove is formed in the top side of the clamping plate, one end of a mandril is hinged in the groove, a sliding rod is hinged at the other end, the other end of the threaded rod extends to the outer side of the clamping plate and is welded with a knob.

Preferably, the outside of second rocker is equipped with the external screw thread, the outside screw thread cover of second rocker is equipped with the nut for support first rocker and the junction of second rocker, make first rocker and second rocker keep vertical state.

Preferably, one end of a diagonal draw bar is welded on one side of the bottom of the cover plate, and the other end of the diagonal draw bar is welded on the vertical bar, so that the stability between the cover plate and the vertical bar is maintained.

Preferably, a rectangular hole is formed in the inner wall of the other side of the box body, the cover plate is in movable contact with the rectangular hole, and the cover plate can move in the rectangular hole.

Preferably, the bottom of the box body is provided with an arc-shaped groove, the other end of the sliding rod is of a spherical structure, a limiting shaft is welded in the box body, and the bottom side of the first rocker is in movable contact with the top side of the limiting shaft and used for supporting the bottom side of the first rocker.

In the utility model, the knob drives the threaded rod to rotate and move towards the groove by rotating the knob, the threaded rod extrudes the other end of the sliding rod, one end of the sliding rod jacks up the other end of the ejector rod and enters the arc-shaped groove, the position of the clamping plate can be limited, and the clamping plate is prevented from sliding randomly;

in the utility model, when the wireless camera needs to be erected, the knob is rotated in the opposite direction to separate the threaded rod from the slide rod, so that the joint of the slide rod and the ejector rod is moved out of the arc-shaped groove, the cover plate is pushed to the outer side of the box body, and the right end of the cover plate is moved to the lower part of the limiting shaft and is contacted with the inner wall of the bottom side of the box body;

in the utility model, the portable PLC test box makes the first rocker and the second rocker keep vertical state by pulling up the second rocker, the nut is rotated to push the nut against the rotating node between the first rocker and the second rocker, the right side of the cover plate is moved to be contacted with the bottom of the left side of the first rocker, then the box body is placed at the edge part of the lectern, and the clamp plate is placed at the bottom side part of the lectern panel;

in the utility model, the portable PLC test box enables the threaded rod to move towards the groove by rotating the knob, the threaded rod extrudes the other end of the slide rod, one end of the slide rod jacks up the other end of the ejector rod and abuts against the bottom side part of the panel of the teacher desk, so that the box body can be firmly clamped and fixed on the teacher desk, a laboratory multimedia system is utilized to connect the wireless camera, the process of experiment teaching is shot and tracked by the wireless camera, and the information is fed back to students by a large screen, thereby ensuring that each student can seriously see the experiment process clearly;

the utility model relates to a rationally, the convenience is with the firm centre gripping of box on the lectern face board, and conveniently erects wireless camera, shoots the show with the teaching process through wireless camera convenience and gives all students, does benefit to improvement teaching effect.

Drawings

Fig. 1 is a schematic structural diagram of a portable PLC test box according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a portable PLC test box according to the present invention;

fig. 3 is the utility model provides a portable PLC proof box erects the state schematic diagram that finishes.

In the figure: the wireless camera comprises a box body 1, a first rocker 2, a second rocker 3, a wireless camera 4, a cover plate 5, a vertical rod 6, a clamping plate 7, a groove 8, a sliding rod 9, a mandril 10, a threaded rod 11, a knob 12, a diagonal draw bar 13, an arc-shaped groove 14, a PLC15, a limiting shaft 16 and a rectangular hole 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a portable PLC test box, comprising a PLC15, a box body 1 with an open top, and a wireless camera 4, wherein the PLC15 is fixedly installed on the inner wall of one side of the box body 1 through a bolt, the box body 1 is internally hinged with one end of a first rocker 2, the other end of the first rocker 2 is hinged with one end of a second rocker 3, the wireless camera 4 is fixedly installed at the other end of the second rocker 3 through a bolt, a horizontally arranged cover plate 5 is placed in the box body 1, the cover plate 5 is positioned above the second rocker 3, one end of the cover plate 5 extends to the outer side of the box body 1 and is welded with a vertical rod 6, the bottom end of the vertical rod 6 is welded with a clamping plate 7, the bottom side of the box body 1 at the top side of the clamping plate 7 is movably contacted, the top side of the clamping plate 7 is provided with a groove 8, the groove 8 is hinged with one, one end of the threaded rod 11 positioned in the groove 8 is movably contacted with the other end of the sliding rod 9, and the other end of the threaded rod 11 extends to the outer side of the clamping plate 7 and is welded with a knob 12.

The utility model discloses in, the outside of second rocker 3 is equipped with the external screw thread, and the outside screw thread cover of second rocker 3 is equipped with nut 18 for support the junction of first rocker 2 and second rocker 3, make first rocker 2 and second rocker 3 keep vertical state.

The utility model discloses in, the welding of the bottom one side of apron 5 has the one end of oblique pull rod 13, and the other end welding of oblique pull rod 13 on montant 6, keeps the stability between apron 5 and montant 6.

The utility model discloses in, seted up rectangular hole 17 on the opposite side inner wall of box 1, apron 5 and rectangular hole 17 swing joint, apron 5 can remove in rectangular hole 17.

The utility model discloses in, arc wall 14 has been seted up to the bottom of box 1, and the other end of slide bar 9 sets up to spherical structure, and the welding has spacing axle 16 in the box 1, the bottom side of first rocker 2 and spacing 16 top side movable contact for support the bottom side position of first rocker 2.

In the utility model, when in use, in the PLC15 host module, all input/output ports are connected to the gold-plated holes on the experimental plate through wires, each experimental module has independent input, output and public ends, thus, only needing to be connected to the used port during experiment, as long as the laboratory has multimedia conditions, the wireless camera 4 can be connected with multimedia, firstly, the knob 12 is rotated, the knob 12 drives the threaded rod 11 to rotate and move towards the groove 8, one end of the threaded rod 11 positioned in the groove 8 extrudes the other end of the sliding rod 9, at the moment, one end of the sliding rod 9 jacks up the other end of the ejector rod 10 and enters the arc-shaped groove 14, the position of the splint 7 can be limited, the splint 7 is prevented from sliding randomly, when the wireless camera 4 needs to be erected, the knob 12 is rotated in the opposite direction firstly, so that the threaded rod 11 is separated from the sliding rod 9, the joint of the sliding rod 9 and the ejector rod 10 is moved, at the moment, the cover plate 5 is pushed to the outer side of the box body 1, the right end of the cover plate 5 is moved to the position below the limiting shaft 16 and is contacted with the inner wall of the bottom side of the box body 1, the second rocker 3 is pulled up to enable the first rocker 2 and the second rocker 3 to keep a vertical state, the nut 18 is rotated to enable the nut to abut against a rotating node between the first rocker 2 and the second rocker 3, the right side of the cover plate 5 is moved to be contacted with the bottom of the left side of the first rocker 2, then the box body 1 is placed at the edge part of the teacher desk, the clamp plate 7 is placed at the bottom part of the teacher desk panel, then the knob 12 is rotated to enable the threaded rod 11 to move towards the groove 8, the threaded rod 11 extrudes the other end of the slide rod 9, one end of the slide rod 9 ejects the other end of the mandril 10 and abuts against the bottom part of the teacher desk panel, so that the box body 1 can be, the process of tracking experiment teaching is shot through the wireless camera 4, and is fed back to students through the large screen, so that each student can see the experiment process clearly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable PLC test box comprises a PLC (15), a box body (1) with an opening at the top and a wireless camera (4), wherein the PLC (15) is fixedly installed on the inner wall of one side of the box body (1) through a bolt, the portable PLC test box is characterized in that one end of a first rocker (2) is hinged in the box body (1), the other end of the first rocker (2) is hinged with one end of a second rocker (3), the wireless camera (4) is fixedly installed at the other end of the second rocker (3) through a bolt, a horizontally arranged cover plate (5) is placed in the box body (1), the cover plate (5) is positioned above the second rocker (3), one end of the cover plate (5) extends to the outer side of the box body (1) and is welded with a vertical rod (6), a clamping plate (7) is welded at the bottom end of the vertical rod (6), and the bottom side of the clamping plate (7) is movably contacted with the box body (1), the top side of splint (7) is seted up flutedly (8), the one end that has ejector pin (10) in recess (8) is articulated, the other end of ejector pin (10) articulates there is slide bar (9), threaded rod (11) are installed to the screw thread on the one side inner wall of recess (8), one end that threaded rod (11) are located recess (8) and the other end movable contact of slide bar (9), the other end of threaded rod (11) extends to the outside of splint (7) and welds knob (12).

2. The portable PLC test chamber according to claim 1, wherein the outer side of the second rocker (3) is provided with an external thread, and the outer side of the second rocker (3) is sleeved with a nut (18) in a threaded manner.

3. The portable PLC test box according to claim 1, wherein one end of a diagonal draw bar (13) is welded to one side of the bottom of the cover plate (5), and the other end of the diagonal draw bar (13) is welded to the vertical bar (6).

4. The portable PLC test chamber according to claim 1, wherein a rectangular hole (17) is formed in the inner wall of the other side of the chamber body (1), and the cover plate (5) is movably contacted with the rectangular hole (17).

5. The portable PLC test box according to claim 1, characterized in that an arc-shaped groove (14) is formed in the bottom of the box body (1), the other end of the slide rod (9) is of a spherical structure, a limiting shaft (16) is welded in the box body (1), and the bottom side of the first rocker (2) is in movable contact with the top side of the limiting shaft (16).