CN215647790U

CN215647790U - High-voltage power supply filtering equipment

Info

Publication number: CN215647790U
Application number: CN202122171637.5U
Authority: CN
Inventors: 刘思平; 张志勇; 廉小龙
Original assignee: Shanghai Ergonomics Detecting Instrument Co ltd
Current assignee: Shanghai Ergonomics Detecting Instrument Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-25
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses high-voltage power supply filtering equipment, which relates to the field of power supply filtering circuits and comprises a filter shell, wherein a plurality of plugs are arranged on one side of the filter shell, supporting rotating shafts are fixedly arranged on two sides of the filter shell, supporting rods are rotatably sleeved on the two supporting rotating shafts, the same upper protecting block is fixedly arranged on the two supporting rods, a pressing sliding hole is formed in the upper protecting block, two connecting sliding holes are symmetrically formed in the inner wall of one side of the pressing sliding hole, and connecting sliding shafts are arranged in the two connecting sliding holes in a sliding manner. According to the utility model, through the arrangement of the upper protective shell, the lower protective block and other structures, the electric wire can be pressed by the upper pressing block and the lower pressing block in use, the position of the electric wire close to the plug can be kept vertical, the possibility that the filter is damaged due to short circuit caused by internal damage of the position due to long-time bending is avoided, and the function of improving the use safety of the filter is achieved.

Description

High-voltage power supply filtering equipment

Technical Field

The utility model relates to the technical field of power supply filter circuits, in particular to high-voltage power supply filter equipment.

Background

The power filter is a filter circuit consisting of a capacitor, an inductor and a resistor, also known as a power EMI filter or an EMI power filter, and is a passive bidirectional network, one end of the passive bidirectional network is a power supply, the other end of the passive bidirectional network is a load, and the more impedance matching between the input side and the output side of the power filter and the power supply and the load side is, the more effective the attenuation of electromagnetic interference is.

In the prior art, the output jack of the filter is generally directly connected through a common plastic power line, but the power line needs to be bent to facilitate the use of the filter many times, and the long-time bending easily causes the damage of an output electric wire, thereby causing electric leakage short circuit and great damage to the filter, so that a high-voltage power supply filtering device is needed to meet the requirements of people.

Disclosure of Invention

The present invention is directed to a high voltage power filter device, which solves the problem of the filter output wires of the prior art that are easily broken.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high voltage power supply filtering equipment, includes the filter housing, one side of filter housing is equipped with a plurality of plugs, the equal fixed mounting in both sides of filter housing has the support pivot, all rotate in two support pivots and have cup jointed the bracing piece, fixed mounting has same last protection piece on two bracing pieces, upward seted up on the protection piece and supported the smooth hole of pressure, supported and offered two on the inner wall of one side of smooth hole and connected the smooth hole, equal slidable mounting has the connection slide-bar in two connection slide-bars, fixed mounting has same last support piece on two connection slide-bars, two one end fixed mounting that connect the slide-bar and keep away from last press-bar have same spacing horizontal pole.

Preferably, one side of the filter shell is fixedly provided with a lower protection block, the lower protection block is provided with a supporting slide hole, and the supporting slide hole is internally provided with a lower pressing block in a sliding manner.

Preferably, the inner walls of the two sides of the supporting sliding hole are provided with positioning sliding grooves, the two positioning sliding grooves are internally provided with positioning sliding blocks in a sliding mode, and the two positioning sliding blocks are fixedly arranged on the two sides of the lower pressing block.

Preferably, the same positioning slide shaft is fixedly installed on the inner walls of the two sides of the positioning slide groove, and the positioning slide block is sleeved on the positioning slide shaft in a sliding manner.

Preferably, the positioning slide shaft is sleeved with a lower extension spring in a sliding manner, one end of the lower extension spring is in contact with the inner wall of the positioning slide groove, and the other end of the lower extension spring is in contact with the positioning slide block.

Preferably, the connecting sliding shaft is sleeved with an upper telescopic spring in a sliding manner, one end of the upper telescopic spring is in contact with the inner wall of the abutting sliding hole, and the other end of the upper telescopic spring is in contact with the lower abutting block.

Preferably, the one end fixed mounting that the wave filter shell was kept away from to the support pivot has the limiting plate, and the fixed cover that has connect has the torsional spring in the support pivot, and the one end fixed connection of torsional spring is in the support pivot, and the other end fixed connection of torsional spring is on the inner wall of bracing piece.

The utility model has the beneficial effects that:

according to the utility model, through the arrangement of the upper protective shell, the lower protective block and other structures, the electric wire can be pressed by the upper pressing block and the lower pressing block in use, the position of the electric wire close to the plug can be kept vertical, the possibility that the filter is damaged due to short circuit caused by internal damage of the position due to long-time bending is avoided, and the function of improving the use safety of the filter is achieved.

According to the utility model, through the arrangement of the upper telescopic spring, the lower telescopic spring and other structures, the upper pressing block and the lower pressing block can be fixed and can protect electric wires with different types and thicknesses, the electric wire applicability of the upper pressing block and the lower pressing block is improved, and the function of improving the application range of the filter is achieved.

Drawings

Fig. 1 is a schematic perspective view of a high voltage power filter according to the present invention;

fig. 2 is a schematic structural diagram of a front view cross section of a lower protection block in a high-voltage power filter device according to the present invention;

fig. 3 is a schematic structural diagram of a front view cross section of an upper protection block in a high voltage power filter device according to the present invention;

fig. 4 is a schematic top-view cross-sectional structure diagram of an upper protection block in a high-voltage power filter apparatus according to the present invention.

In the figure: 1. a filter housing; 2. a plug; 3. a lower protection block; 4. a support slide hole; 5. a lower pressing block; 6. positioning the chute; 7. positioning a sliding shaft; 8. positioning the sliding block; 9. a lower extension spring; 10. a support shaft; 11. a support bar; 12. a limiting plate; 13. a torsion spring; 14. an upper protection block; 15. pressing the sliding hole; 16. a connecting slide hole; 17. connecting a sliding shaft; 18. an upper pressing block; 19. an upper extension spring; 20. and a limiting cross rod.

Detailed Description

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

Referring to fig. 1-4, a high voltage power filter device comprises a filter housing 1, a plurality of plugs 2 are disposed on one side of the filter housing 1, support shafts 10 are fixedly mounted on both sides of the filter housing 1, support rods 11 are rotatably sleeved on both the support shafts 10, the same upper protection block 14 is fixedly mounted on both the support rods 11, a press-against slide hole 15 is formed on the upper protection block 14, two connecting slide holes 16 are symmetrically formed on an inner wall of one side of the press-against slide hole 15, connecting slide shafts 17 are slidably mounted in both the connecting slide holes 16, the same upper press-against block 18 is fixedly mounted on both the connecting slide shafts 17, the same limiting cross bar 20 is fixedly mounted at one end of each of the two connecting slide shafts 17 far from the upper press-against block 18, the upper protection block 14 is pulled to be turned upwards, then an electric wire is inserted into the plug 2, the upper protection block 14 is put down, under the action of a torsion spring 13, the supporting rod 11 and the upper protection block 14 are driven to turn over and reset, the upper pressing block 18 is pushed to press the electric wire downwards under the action of the upper telescopic spring 19, the electric wire can downwards extrude the lower pressing block 5, the upper pressing block 18 and the lower pressing block 5 are kept balanced, and the electric wire is protected and fixed.

In the utility model, a lower protection block 3 is fixedly arranged on one side of a filter shell 1, a supporting slide hole 4 is formed in the lower protection block 3, a lower pressing block 5 is slidably arranged in the supporting slide hole 4, and the supporting slide hole 4 is used for ensuring the sliding stability of the lower pressing block 5.

In the utility model, the inner walls of the two sides of the supporting sliding hole 4 are respectively provided with a positioning sliding chute 6, the two positioning sliding chutes 6 are respectively internally and slidably provided with a positioning sliding block 8, the two positioning sliding blocks 8 are fixedly arranged on the two sides of the lower pressing block 5, and the positioning sliding chutes 6 are used for ensuring the sliding stability of the positioning sliding blocks 8.

In the utility model, the same positioning sliding shaft 7 is fixedly arranged on the inner walls of the two sides of the positioning sliding chute 6, the positioning sliding block 8 is sleeved on the positioning sliding shaft 7 in a sliding manner, and the positioning sliding shaft 7 is used for preventing the positioning sliding block 8 from being separated from the positioning sliding chute 6, thereby ensuring the installation stability of the positioning sliding block 8.

In the utility model, the positioning slide shaft 7 is sleeved with the lower extension spring 9 in a sliding manner, one end of the lower extension spring 9 is contacted with the inner wall of the positioning slide groove 6, the other end of the lower extension spring 9 is contacted with the positioning slide block 8, and the upper extension spring 19 is used for pushing the upper pressing block 18 so that the upper pressing block 18 can stably support the electric wire, thereby ensuring the fixing stability of the electric wire.

In the utility model, the connecting sliding shaft 17 is sleeved with the upper telescopic spring 19 in a sliding manner, one end of the upper telescopic spring 19 is contacted with the inner wall of the abutting sliding hole 15, the other end of the upper telescopic spring 19 is contacted with the lower abutting block 5, and the upper telescopic spring 19 is used for pushing the upper abutting block 18 so that the upper abutting block 18 can stably support the electric wire, thereby ensuring the fixing stability of the electric wire.

In the utility model, a limiting plate 12 is fixedly installed at one end of a supporting rotating shaft 10 far away from a filter shell 1, a torsion spring 13 is fixedly sleeved on the supporting rotating shaft 10, one end of the torsion spring 13 is fixedly connected on the supporting rotating shaft 10, the other end of the torsion spring 13 is fixedly connected on the inner wall of a supporting rod 11, and the torsion spring 13 is used for driving the supporting rod 11 and an upper protection block 14 to overturn and reset.

The working principle of the utility model is as follows:

the upper protection block 14 is pulled to be turned upwards, and then the electric wire is inserted into the plug 2, the upper protection block 14 is put down, under the action of the torsion spring 13, the support rod 11 and the upper protection block 14 are driven to turn over and reset, and under the action of the upper extension spring 19, the upper pressing block 18 is pushed to press the electric wire downwards, so that the electric wire can extrude the lower pressing block 5 downwards, and the upper pressing block 18 and the lower pressing block 5 are kept balanced to complete the protection and fixation of the electric wire, the lower protection block 3 and the upper protection block 14 are used for protecting the electric wire from being directly extruded and impacted, the supporting slide hole 4 is used for ensuring the sliding stability of the lower pressing block 5, the positioning slide groove 6 is used for ensuring the sliding stability of the positioning slide block 8, the positioning slide shaft 7 is used for preventing the positioning slide block 8 from being separated from the positioning slide groove 6, the installation stability of the positioning slide block 8 is ensured, and the lower telescopic spring 9 is used for pushing the positioning slide block 8 to enable the positioning slide block 8 to support the lower pressing block 5 to support the electric wire upwards; wherein, support and press smooth hole 15 and be used for guaranteeing the sliding stability of last briquetting 18, connect smooth hole 16 and be used for guaranteeing the sliding stability who connects smooth axle 17, connect smooth axle 17 and be used for supporting last briquetting 18 for go up the downward support electric wire that briquetting 18 can be stable, go up expanding spring 19 and be used for promoting last briquetting 18 and make the support electric wire that last briquetting 18 can be stable, the fixed stability of electric wire has been guaranteed, spacing horizontal pole 20 is used for preventing to connect smooth axle 17 roll-off connection smooth hole 16, the installation stability who connects smooth axle 17 has been guaranteed, limiting plate 12 is used for preventing that bracing piece 11 from droing from supporting pivot 10.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A high voltage power supply filter equipment, includes filter housing (1), one side of filter housing (1) is equipped with a plurality of plugs (2), its characterized in that: the filter comprises a filter shell (1), supporting rotating shafts (10) are fixedly mounted on two sides of the filter shell (1), the supporting rods (11) are sleeved on the two supporting rotating shafts (10) in a rotating mode, the two supporting rods (11) are fixedly mounted with the same upper protection block (14), the upper protection block (14) is provided with the pressing sliding hole (15), two connecting sliding holes (16) are symmetrically formed in the inner wall of one side of the pressing sliding hole (15), the two connecting sliding holes (16) are internally provided with the connecting sliding shafts (17) in a sliding mode, the two connecting sliding shafts (17) are fixedly mounted with the same upper pressing block (18), and the two connecting sliding shafts (17) are far away from the one end of the pressing block (18) and are fixedly mounted with the same limiting cross rod (20).

2. A high voltage power supply filter device according to claim 1, wherein: one side fixed mounting of wave filter shell (1) has down protection piece (3), has seted up on protection piece (3) down and has supported slide opening (4), and slidable mounting has down pressing block (5) in supporting slide opening (4).

3. A high voltage power supply filter device according to claim 2, wherein: the positioning sliding grooves (6) are formed in the inner walls of the two sides of the supporting sliding hole (4), positioning sliding blocks (8) are arranged in the two positioning sliding grooves (6) in a sliding mode, and the two positioning sliding blocks (8) are fixedly arranged on the two sides of the lower pressing block (5).

4. A high voltage power supply filter device according to claim 3, wherein: the inner walls of two sides of the positioning sliding groove (6) are fixedly provided with the same positioning sliding shaft (7), and the positioning sliding block (8) is sleeved on the positioning sliding shaft (7) in a sliding manner.

5. A high voltage power supply filter device according to claim 4, wherein: the positioning sliding shaft (7) is sleeved with a lower extension spring (9) in a sliding manner, one end of the lower extension spring (9) is in contact with the inner wall of the positioning sliding groove (6), and the other end of the lower extension spring (9) is in contact with the positioning sliding block (8).

6. A high voltage power supply filter device according to claim 1, wherein: an upper telescopic spring (19) is sleeved on the connecting sliding shaft (17) in a sliding mode, one end of the upper telescopic spring (19) is in contact with the inner wall of the abutting-pressing sliding hole (15), and the other end of the upper telescopic spring (19) is in contact with the lower abutting-pressing block (5).

7. A high voltage power supply filter device according to claim 1, wherein: one end of the support rotating shaft (10) far away from the filter shell (1) is fixedly provided with a limiting plate (12), the support rotating shaft (10) is fixedly sleeved with a torsion spring (13), one end of the torsion spring (13) is fixedly connected onto the support rotating shaft (10), and the other end of the torsion spring (13) is fixedly connected onto the inner wall of the support rod (11).