CN217766494U

CN217766494U - Direct current power supply instrument convenient for electrician to install

Info

Publication number: CN217766494U
Application number: CN202221678361.8U
Authority: CN
Inventors: 颜翔; 冯伟; 王浩宇
Original assignee: Sichuan Guangze Huineng Power Technology Co ltd
Current assignee: Sichuan Guangze Huineng Power Technology Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-11-08
Anticipated expiration: 2032-07-01

Abstract

The utility model belongs to the technical field of instrument and meter, especially, be a DC power supply instrument and meter convenient to electrician's installation usefulness, including instrument housing, instrument housing's front side rotation is provided with the access door, the cavity has been seted up in the access door, the front side rotation of cavity is provided with the rotary rod, the rear end fixedly connected with runner of rotary rod, the locked groove has been seted up on one side inner wall of instrument housing, the rear side fixedly connected with drive round bar of runner, the outside slip cap of drive round bar is equipped with removes the frame. The utility model has the advantages of reasonable design, the access door of being convenient for open and be closed to get the circuit board and put, and then made things convenient for the maintenance of circuit board, through the cooperation of locating plate, constant head tank, mounting panel, clamp plate, fixed slot, dead lever, vertical axis, square piece and vertical spring, be convenient for quick install the circuit board, improved the efficiency of installation, the later stage of being convenient for simultaneously carries out the dismouting maintenance.

Description

Direct current power supply instrument convenient for electrician to install

Technical Field

The utility model relates to an instrument and meter technical field especially relates to a DC power supply instrument and meter convenient to electrician's installation usefulness.

Background

The electric instrument is a new generation programmable intelligent instrument, which adopts a large scale integrated circuit and a high-brightness long-life LED display, applies a digital sampling technology to carry out real-time measurement display and control on phase voltage, line voltage, phase current, line current, active power, reactive power, apparent power, frequency, power factor, active electric energy, reactive electric energy, four-quadrant electric energy and the like in a three-phase electric circuit, and carries out remote transmission on the data of the measured electric quantity through an RS485 interface or an analog quantity transmission output interface.

However, in the installation process of the existing electrical instrument, the circuit board is mostly fixed in the electrical instrument through screws, so that the installation is troublesome, the installation efficiency of the circuit board is reduced, and the circuit board is inconvenient to overhaul and maintain in the later use, so that the direct-current power supply instrument convenient for the installation of the electrical instrument is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art, and provides a direct current power supply instrument convenient for electrician installation.

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

the utility model provides a DC power supply instrument and meter convenient to electrician's installation usefulness, includes the instrument housing, the front side rotation of instrument housing is provided with the access door, the cavity has been seted up in the access door, the front side rotation of cavity is provided with the rotary rod, the rear end fixedly connected with runner of rotary rod, the locked groove has been seted up on one side inner wall of instrument housing, the rear side fixedly connected with drive round bar of runner, the outside slip cover of drive round bar is equipped with removes the frame, remove one side fixed being provided with two reset spring of frame, two reset spring's one end is fixed the setting on one side inner wall of cavity all, the fixed locking lever that is provided with of opposite side of removing the frame, movable joint is in the locked groove, the front end fixedly connected with handle of rotary rod, the mounting panel has been placed in the top activity of instrument housing, the top fixedly connected with circuit board of mounting panel, two fixed slots have been seted up at the top of mounting panel, two square grooves have been seted up on the bottom inner wall of instrument housing, fixedly connected with vertical spring on the bottom inner wall in square groove, the top fixedly connected with square piece is connected with square piece, the top fixedly connected with square piece is connected with the vertical shaft, vertical shaft's top fixedly connected with clamp plate, the fixed clamp plate corresponds the dead lever in two dead lever respectively.

Preferably, ventilation holes are formed in the two sides of the instrument shell, and dust screens are fixedly connected in the ventilation holes.

Preferably, the front side of the instrument shell is provided with two hinges, and the access door is rotatably connected to the front side of the instrument shell through the two hinges.

Preferably, two guide rods are fixedly connected to the inner walls of the two sides of the cavity, sliding sleeves are sleeved on the outer sides of the two guide rods in a sliding mode, and the two sliding sleeves are fixedly connected to the top and the bottom of the movable frame respectively.

Preferably, a through hole is formed in one side of the access door, and the lock rod is sleeved in the through hole in a sliding mode.

Preferably, two positioning grooves are formed in the inner wall of the bottom of the instrument shell, positioning plates are sleeved in the two positioning grooves in a sliding mode, and the two positioning plates are fixedly connected to the bottom of the mounting plate.

Preferably, the tops of the two pressing plates are fixedly connected with pull rings.

Preferably, the two square blocks are respectively sleeved in the corresponding square grooves in a sliding manner.

In the utility model, the direct current power supply instrument and meter convenient for electrician installation is convenient for the opening and closing of the access door through the matching of the access door, the rotary rod, the handle, the runner, the driving round rod, the movable frame, the reset spring, the lock rod and the lock groove so as to take and place the circuit board and further facilitate the maintenance of the circuit board;

in the utility model, the direct current power supply instrument and meter convenient for electrician installation is convenient for quickly installing the circuit board through the matching of the positioning plate, the positioning groove, the mounting plate, the pressing plate, the fixing groove, the fixing rod, the vertical shaft, the square block and the vertical spring, thereby improving the installation efficiency and facilitating later-stage disassembly, repair and maintenance;

the utility model has the advantages of reasonable design, the access door of being convenient for open and be closed to get the circuit board and put, and then made things convenient for the maintenance of circuit board, through the cooperation of locating plate, constant head tank, mounting panel, clamp plate, fixed slot, dead lever, vertical axis, square piece and vertical spring, be convenient for quick install the circuit board, improved the efficiency of installation, the later stage of being convenient for simultaneously carries out dismouting maintenance.

Drawings

Fig. 1 is a schematic structural view of a dc power supply instrument convenient for electrician installation according to the present invention;

fig. 2 is a cross-sectional view of a dc power supply instrument convenient for electrician installation according to the present invention;

fig. 3 is a rear sectional view of the instrument case and the access door of the dc power supply instrument convenient for electrician installation according to the present invention;

fig. 4 is a schematic structural diagram of a portion a of a dc power supply instrument convenient for electrician installation according to the present invention;

fig. 5 is a schematic structural diagram of a portion B of the dc power supply instrument convenient for electrician to install.

In the figure: 1. an instrument housing; 2. an access door; 3. a dust screen; 4. a handle; 5. rotating the rod; 6. a cavity; 7. a lock lever; 8. a rotating wheel; 9. a return spring; 10. a driving round bar; 11. moving the frame; 12. a sliding sleeve; 13. a guide bar; 14. locking the groove; 15. mounting a plate; 16. a circuit board; 17. fixing grooves; 18. fixing the rod; 19. positioning a plate; 20. pressing a plate; 21. a square groove; 22. a vertical spring; 23. a square block; 24. a vertical axis; 25. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1:

referring to fig. 1-5, a dc power supply instrument convenient for electrician installation comprises an instrument shell 1, an access door 2 is rotatably arranged at the front side of the instrument shell 1, a cavity 6 is arranged in the access door 2, a rotary rod 5 is rotatably arranged at the front side of the cavity 6, a rotary wheel 8 is fixedly connected at the rear end of the rotary rod 5, a lock groove 14 is arranged on the inner wall of one side of the instrument shell 1, a driving round rod 10 is fixedly connected at the rear end of the rotary wheel 8, a moving frame 11 is slidably sleeved at the outer side of the driving round rod 10, two return springs 9 are fixedly arranged at one side of the moving frame 11, one ends of the two return springs 9 are fixedly arranged on the inner wall of one side of the cavity 6, a lock rod 7 is fixedly arranged at the other side of the moving frame 11, and the lock rod 7 is movably clamped in the lock groove 14, the front end of the rotating rod 5 is fixedly connected with a handle 4, the handle 4 is rotated, the handle 4 drives the rotating rod 5, the rotating wheel 8 and the driving round rod 10 to rotate anticlockwise, the driving round rod 10 slides in the moving frame 11 and drives the moving frame 11 to move leftwards, the moving frame 11 drives the locking rod 7 to move leftwards and separate from the locking groove 14, and further the access door 2 is not fixed, at the moment, the access door 2 can be opened, when the access door 2 needs to be closed, the handle 4 is simultaneously rotated, so that the locking rod 7 retracts into the cavity 6 and extrudes the return spring 9, after the access door 2 is closed, the handle 4 is loosened, at the moment, under the action of the return spring 9, the locking rod 7 extends out and is clamped in the locking groove 14, and further the access door 2 can be fixed on the instrument shell 1 to seal the access door;

mounting panel 15 has been placed in the top activity of instrument housing 1, mounting panel 15's top fixedly connected with circuit board 16, two fixed slots 17 have been seted up at mounting panel 15's top, two square grooves 21 have been seted up on instrument housing 1's the bottom inner wall, fixedly connected with vertical spring 22 on square groove 21's the bottom inner wall, vertical spring 22's top fixedly connected with square 23, square 23's top rotation is connected with vertical axis 24, vertical axis 24's top fixedly connected with clamp plate 20, clamp plate 20's bottom fixedly connected with dead lever 18, two dead levers 18 respectively the activity joint in corresponding fixed slot 17, place mounting panel 15 of installing circuit board 16 on instrument housing 1's bottom inner wall, then spur 20, vertical axis 24 and square 23 and tensile vertical spring 22, rotate clamp plate 20, make clamp plate 20 be located mounting panel 15's top, loosen clamp plate 20, this moment under vertical spring 22's effect, clamp plate 20 and dead lever 18 move down and the joint is in fixed slot 17 fast, and then can install circuit board 16 in instrument housing 1, when needing to overhaul circuit board 16 to maintain, open maintenance door 2 according to the above-mentioned steps, make clamp plate 20 upwards spur 20, make clamp plate 18 maintain, make clamp plate 18 break away from fixed slot 15 and overhaul clamp plate 15 to maintain, then take out circuit board 15 and maintenance can take out.

The utility model discloses in, the ventilation hole has all been seted up to instrument housing 1's both sides, and fixedly connected with dust screen 3 in the ventilation hole is convenient for ventilate the heat dissipation to the electrical element in instrument housing 1, has dirt-proof effect simultaneously.

The utility model discloses in, instrument housing 1's front side is provided with two hinges, and access door 2 rotates through two hinges and connects in instrument housing 1's front side, is convenient for rotate access door 2 and connects the front side at instrument housing 1.

The utility model discloses in, two guide bars 13 of fixedly connected with on the both sides inner wall of cavity 6, the outside of two guide bars 13 all slides the cover and is equipped with sliding sleeve 12, and two sliding sleeve 12 fixed connection respectively can lead to removing frame 11 in the top and the bottom of removing frame 11, make it can only horizontal motion.

The utility model discloses in, the through-hole has been seted up to one side of access door 2, and locking lever 7 slip cap is established in the through-hole, is convenient for to the direction of locking lever 7, makes more stable smooth and easy that it removed.

The utility model discloses in, the equal fixedly connected with pull ring in top of two clamp plates 20 makes things convenient for personnel to stimulate clamp plate 20.

The utility model discloses in, two square pieces 23 slide respectively and cup joint in the square groove 21 that corresponds, are convenient for lead square piece 23, make more stable smooth and easy that it removed.

Example 2:

referring to fig. 1-5, on the basis of embodiment 1, two positioning grooves 25 have been seted up on the bottom inner wall of instrument housing 1, the cover that all slides in two positioning grooves 25 is equipped with locating plate 19, the equal fixed connection of two locating plates 19 is in the bottom of mounting panel 15, through the cooperation of locating plate 19 and positioning groove 25, be convenient for carry out the placing of fixing a position to mounting panel 15, prevent that mounting panel 15 from taking place the skew and leading to fixed slot 17 can't align with dead lever 18, and then can't fix circuit board 16.

In the utility model, when in use, the handle 4 is rotated, the handle 4 drives the rotating rod 5, the rotating wheel 8 and the driving round rod 10 to rotate anticlockwise, the driving round rod 10 slides in the moving frame 11 and drives the moving frame 11 to move leftwards, the moving frame 11 drives the locking rod 7 to move leftwards and separate from the locking groove 14, and the access door 2 is not fixed, at which time the access door 2 can be opened so that the mounting plate 15 with the circuit board 16 mounted thereon is placed on the bottom inner wall of the instrument case 1, and so that the positioning plate 19 is placed in the positioning groove 25, thereby positioning the mounting plate 15, preventing the mounting plate 15 from deviating to cause that the fixing groove 17 can not be aligned with the fixing rod 18, the pressure plate 20, vertical shaft 24 and square block 23 are then pulled and vertical springs 22 are stretched, and the pressure plate 20 is then rotated, so that the pressure plate 20 is positioned above the mounting plate 15, then the pressing plate 20 is released, at the moment, under the action of the vertical spring 22, the pressing plate 20 and the fixing rod 18 move downwards and are clamped in the fixing groove 17, so that the circuit board 16 can be quickly installed in the instrument shell 1, then when the access door 2 is rotated and the handle 4 is rotated at the same time, the lock rod 7 is retracted into the cavity 6 and presses the return spring 9, and when the access door 2 is closed, when the handle 4 is released, the lock rod 7 extends out and is clamped in the lock groove 14 under the action of the return spring 9, the access door 2 can be fixed on the instrument shell 1 to seal the instrument shell, when the circuit board 16 needs to be repaired and maintained, the access door 2 is opened according to the steps, the pressing plate 20 is pulled upward, so that the fixing bars 18 are disengaged from the fixing grooves 17, and then the pressing plate 20 is rotated, so that the press plate 20 is not above the mounting plate 15, the mounting plate 15 and the circuit board 16 can then be removed for servicing.

Claims

1. The utility model provides a DC power supply instrument and meter convenient to electrician's installation usefulness, includes instrument casing (1), its characterized in that, the front side rotation of instrument casing (1) is provided with access door (2), cavity (6) have been seted up in access door (2), the front side rotation of cavity (6) is provided with rotary rod (5), the rear end fixedly connected with runner (8) of rotary rod (5), locked groove (14) have been seted up on one side inner wall of instrument casing (1), the rear side fixedly connected with drive round bar (10) of runner (8), the outside slip cap of drive round bar (10) is equipped with removes frame (11), one side of removing frame (11) is fixed and is provided with two reset spring (9), and the one end of two reset spring (9) is all fixed to be set up on one side inner wall of cavity (6), the opposite side of removing frame (11) is fixed and is provided with locking lever (7), locking lever (7) activity joint has been placed in locked groove (14), the front end fixedly connected with handle (4) of rotary rod (5), the top activity mounting panel (15) of instrument casing (1), the top fixed mounting panel (15) is seted up on two fixed and the top of inner wall (16) the top of fixed and the circuit board (17) of two fixed circuit board (1), fixedly connected with vertical spring (22) on the bottom inner wall of square groove (21), the square piece of top fixedly connected with (23) of vertical spring (22), the top of square piece (23) is rotated and is connected with vertical axis (24), the top fixedly connected with clamp plate (20) of vertical axis (24), the bottom fixedly connected with dead lever (18) of clamp plate (20), two dead levers (18) activity joint respectively in corresponding fixed slot (17).

2. The direct current power supply instrument and meter convenient for electrician installation according to claim 1, wherein the instrument housing (1) is provided with vent holes at both sides, and a dust screen (3) is fixedly connected in the vent holes.

3. A dc power supply instrument convenient for electrician installation according to claim 1, characterized in that the front side of the instrument case (1) is provided with two hinges, and the access door (2) is rotatably connected to the front side of the instrument case (1) by means of the two hinges.

4. The direct current power supply instrument convenient for electrician installation according to claim 1, wherein two guide rods (13) are fixedly connected to the inner walls of the two sides of the cavity (6), sliding sleeves (12) are slidably sleeved on the outer sides of the two guide rods (13), and the two sliding sleeves (12) are respectively and fixedly connected to the top and the bottom of the movable frame (11).

5. The direct current power supply instrument convenient for electrician installation according to claim 1, wherein a through hole is formed in one side of the access door (2), and the lock rod (7) is slidably sleeved in the through hole.

6. The direct current power supply instrument convenient for electrician installation according to claim 1, wherein the instrument housing (1) has two positioning grooves (25) formed in an inner wall of a bottom thereof, the two positioning grooves (25) are slidably sleeved with positioning plates (19), and the two positioning plates (19) are fixedly connected to a bottom of the mounting plate (15).

7. A dc power instrument for electrotechnical installation according to claim 1, characterized in that the pull ring is fixedly connected to the top of each of the two pressure plates (20).

8. A dc power supply instrument convenient for electrician installation according to claim 1, wherein two square blocks (23) are slidably fitted in the corresponding square grooves (21).