CN214476716U

CN214476716U - Stainless steel mesh resistor

Info

Publication number: CN214476716U
Application number: CN202121017956.4U
Authority: CN
Inventors: 黄崇达
Original assignee: Ningbo Yiningfan Resistance Technology Co ltd
Current assignee: Ningbo Yiningfan Resistance Technology Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-10-22
Anticipated expiration: 2031-05-13

Abstract

The application discloses a stainless steel meshed resistor which comprises a frame body and a plurality of resistor components arranged on the frame body, wherein each resistor component comprises an upper inserting plate, a lower inserting plate and a plurality of resistor monomers; when the resistor fails, the upper plug board is rotated to enable the resistor monomer to be relieved. The beneficial effect of this application: carry out spacing connection through last picture peg and lower picture peg respectively with the free upper and lower end of a plurality of resistances to when the resistor broke down, only need rotate the picture peg and can remove the free spacing of resistance, thereby can be quick dismantle the resistance monomer, in order to improve maintenance efficiency.

Description

Stainless steel mesh resistor

Technical Field

The application relates to the field of circuit elements, in particular to a stainless steel mesh resistor.

Background

A resistor is a current limiting element used in an electric circuit, and is commonly used for circuit protection in some large-scale devices or machines. The stainless steel resistor is widely used due to good corrosion resistance and vibration resistance reliability, the existing stainless steel resistor is basically fixedly installed during installation, and when the resistor breaks down, the resistor is often difficult to disassemble, so that normal maintenance of equipment or machinery is influenced, and the existing stainless steel resistor needs to be optimized.

SUMMERY OF THE UTILITY MODEL

An object of the present application is to provide a stainless steel mesh resistor that can be quickly disassembled when the resistor fails.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a stainless steel mesh resistor comprises a frame body and a plurality of resistor components arranged on the frame body, wherein each resistor component comprises an upper inserting plate, a lower inserting plate and a plurality of resistor monomers; when the resistor has a fault, the upper plug board is rotated, so that the resistor single body is relieved from limiting, and the resistor single body is convenient to disassemble quickly.

Preferably, the frame body comprises a pair of support plates and an upper group of support rods and a lower group of support rods, the lower inserting plate on each resistance assembly is connected with the support rods of the lower group through limiting holes at two ends, meanwhile, one end of the upper inserting plate is provided with the limiting hole, the other end of the upper inserting plate is provided with a positioning groove, the upper inserting plate is rotatably connected with one of the support rods of the upper group through the limiting hole, and the other support rod of the upper group is provided with a screwing mechanism; when the resistor works, the upper inserting plate is tightly matched with the supporting rod through the positioning groove by the axial movement of the screwing mechanism; when the resistor fails, the positioning groove is disengaged from the supporting rod by rotating the upper plug board.

Preferably, the adjacent resistor assemblies are arranged at intervals, and insulator strings are arranged on the supporting rods at the intervals, so that the resistor assemblies are prevented from being displaced when the resistor works.

Preferably, with constant head tank complex the bracing piece, its one end and one of them backup pad fixed connection, its other end pass another the backup pad is equipped with the external screw thread section, it is the wheel of screwing up to screw up the mechanism, screw up the wheel through the internal thread with the external screw thread section cooperates, it follows to screw up the wheel the axial displacement of bracing piece is suitable for through the extrusion insulator chain comes a plurality ofly go up the picture peg and press from both sides tightly.

Preferably, a plurality of connecting plates made of metal materials are installed in the upper plug board and the lower plug board, connecting grooves are formed in two ends of each connecting plate, inserting holes corresponding to the connecting grooves are also formed in the upper plug board and the lower plug board respectively, and two ends of each resistor monomer penetrate through the inserting holes in the upper plug board and the lower plug board respectively and are connected with the connecting grooves, so that the resistor monomers are connected in series; and meanwhile, adjacent resistor assemblies are also connected in series through the connecting plate.

Preferably, the connecting groove is formed by combining two saddle-shaped limiting plates with elasticity, grooves are arranged on two sides of the upper end and the lower end of the resistor monomer, and the resistor monomer is connected with the limiting plates in a limiting manner through the matching of the grooves and the limiting plates, so that the connection strength of the resistor monomer and the connecting plates is improved.

Compared with the prior art, the beneficial effect of this application lies in:

(1) carry out spacing connection through last picture peg and lower picture peg respectively with the free upper and lower end of a plurality of resistances to when the resistor broke down, only need rotate the picture peg and can remove the free spacing of resistance, thereby can be quick dismantle the resistance monomer, in order to improve maintenance efficiency.

(2) Through dividing into a plurality of resistance monomers with the integral resistance card of tradition to when the resistor breaks down, often only need change individual resistance monomer can, need not to carry out monoblock resistance card and change, further reduction cost of maintenance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention in an exploded state;

FIG. 3 is a schematic view of the frame body structure of the present invention;

FIG. 4 is a schematic view of the tightening wheel of the present invention;

fig. 5 is a schematic structural diagram of the resistor assembly of the present invention;

FIG. 6 is a schematic diagram of the plugging status of the resistor units according to the present invention;

FIG. 7 is a schematic view of the present invention in a disassembled state;

in the figure: the device comprises a frame body 1, a supporting plate 11, a supporting rod 12, an external thread section 121, a resistor component 2, an upper inserting plate 21, a resistor single body 22, a lower inserting plate 23, a limiting hole 201, a positioning groove 202, an inserting hole 203, a groove 204, an insulator string 3, a screwing mechanism 4, an internal thread 401, a connecting plate 5, a connecting groove 501 and a limiting plate 502.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Embodiments as shown in fig. 1 to 7, a stainless steel mesh resistor includes a frame body 1 and a plurality of resistor assemblies 2 mounted on the frame body 1. The frame body 1 specifically comprises two support plates 11 and an upper group of support rods and a lower group of support rods 12, and at least two support rods 12 are arranged in each group in order to ensure the installation stability of the resistor assembly 2; and two support plates 11 are fixed to both ends of the two sets of support rods 12. The resistance assembly 2 specifically comprises an upper inserting plate 21 and a lower inserting plate 23 which are made of ceramic materials and a plurality of resistance units 22 which are made of stainless steel, wherein the lower inserting plate 23 is fixedly connected with the lower group of supporting rods 12, and one end of the upper inserting plate 21 is rotatably connected with one of the upper group of supporting rods 12. When the resistor works, the other end of the upper inserting plate 21 is in limit connection with the other supporting rod 12 of the upper group, so that the upper end and the lower end of the plurality of resistor single bodies 22 are respectively in plug connection with the upper inserting plate 21 and the lower inserting plate 23 for limit, and a reticular communicating structure is formed among the plurality of resistor single bodies 22; when the resistor has a fault, the limiting of the upper plug board 21 is released and the upper plug board 21 is rotated, so that the limiting of the resistor single body 22 is released, the resistor single body 22 is convenient to rapidly detach and maintain, and meanwhile, only individual resistor single bodies 22 need to be replaced for maintenance without overall replacement.

Specifically, as shown in fig. 3, 5 and 7, two ends of the lower board 23 are provided with limiting holes 201, the lower board 23 is mounted on the supporting rods 12 of the lower group through the limiting holes 201 at the two ends, one end of the upper board 21 is provided with the limiting hole 201, the other end of the upper board 21 is provided with a positioning groove 202, the upper board 21 is rotatably connected with one of the supporting rods 12 of the upper group through the limiting hole 201, and the other supporting rod 12 of the upper group is provided with the tightening mechanism 4; when the resistor works, under the axial movement of the screwing mechanism 4, the upper inserting plate 21 is in limit fit with the supporting rod 12 through the positioning groove 202, so that the upper ends and the lower ends of the plurality of resistor single bodies 22 can be stably connected with the upper inserting plate 21 and the lower inserting plate 23; when the resistor fails, the limit of the screwing mechanism 4 on the upper inserting plate 21 is only needed to be released, and then the upper inserting plate 21 is rotated to enable the positioning groove 202 to be separated from the matching with the supporting rod 12, so that the resistor single body 22 is detached.

The plurality of resistor assemblies 2 are often required to be arranged at intervals for heat dissipation when the resistor works, so in order to ensure that the resistor assemblies 2 do not generate displacement when the resistor works, as shown in fig. 1, 2 and 7, insulator strings 3 are arranged on the support rods 12 at the intervals of the adjacent resistor assemblies 2, and the adjacent resistor assemblies 2 are axially limited through the insulator strings 3.

Specifically, as shown in fig. 3 and 4, the support rod 12, which is engaged with the positioning groove 202, has one end fixedly connected to one of the support plates 11 and the other end passing through the other support plate 11, and the end passing through the support plate 11 is provided with an external thread section 121, while the tightening mechanism 4 is mounted on the external thread section 121, the tightening mechanism 4 may be a tightening wheel or other mechanism with similar function, and the tightening mechanism 4 is engaged with the external thread section 121 through an internal thread 401; when the resistor works, the tightening mechanism 4 is rotated to axially move along the supporting rod 12, so that the insulator strings 3 on the supporting rod 12 are pressed to clamp the plurality of upper inserting plates 21; when the resistor fails and needs to be disassembled, the tightening mechanism 4 is rotated in the direction to release the compression of the support rod 12.

Specifically, as shown in fig. 5, a plurality of connecting plates 5 made of metal are installed in the upper plug board 21 and the lower plug board 23, connecting grooves 501 are provided at two ends of each connecting plate 5, meanwhile, inserting holes 203 corresponding to the connecting grooves 501 are also provided on the upper plug board 21 and the lower plug board 23, and two ends of each resistor unit 22 on each resistor assembly 2 respectively penetrate through the inserting holes 203 on the upper plug board 21 and the lower plug board 23 and are connected with the connecting grooves 501, so that the resistor units 22 are connected in series; meanwhile, the end resistor units 22 are connected between the adjacent resistor assemblies 2 through the connecting plate 5, so that the plurality of resistor assemblies 2 are connected in series.

In order to improve the connection strength between the single resistor 22 and the connection plate 5, as shown in fig. 6, the connection groove 501 is formed by combining two saddle-shaped limiting plates 502 with elasticity, and meanwhile, the grooves 204 are arranged on both sides of the upper end and the lower end of the single resistor 22, when the single resistor 22 is connected with the connection groove 501, the single resistor 22 is connected with the connection plate 5 in a limiting manner by the matching of the grooves 204 and the limiting plates 502, so that the connection strength between the single resistor 22 and the connection plate 5 is improved.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. The utility model provides a stainless steel mesh resistor, includes the support body and a plurality of installation resistance subassembly on the support body, its characterized in that: the resistor assembly comprises an upper inserting plate, a lower inserting plate and a plurality of resistor monomers, the upper inserting plate is rotatably connected with the frame body, the lower inserting plate is fixedly connected with the frame body, and the upper end and the lower end of each resistor monomer are respectively inserted and limited with the upper inserting plate and the lower inserting plate so that the resistor monomers are communicated; when the resistor fails, the upper plug board is rotated, so that the resistor single body is relieved from limiting.

2. The stainless steel mesh resistor of claim 1, wherein: the support body comprises a pair of support plates and an upper group of support rods and a lower group of support rods, the lower inserting plate on each resistance assembly is connected with the support rods of the lower group through limiting holes at two ends, meanwhile, one end of the upper inserting plate is provided with the limiting holes, the other end of the upper inserting plate is provided with a positioning groove, the upper inserting plate is rotatably connected with one of the support rods of the upper group through the limiting holes, and the other support rod of the upper group is provided with a screwing mechanism; when the resistor works, the upper inserting plate is tightly matched with the supporting rod through the positioning groove by the axial movement of the screwing mechanism; when the resistor fails, the positioning groove is disengaged from the supporting rod by rotating the upper plug board.

3. The stainless steel mesh resistor of claim 2, wherein: the adjacent resistor assemblies are arranged at intervals, and insulator strings are arranged on the supporting rods at intervals.

4. The stainless steel mesh resistor of claim 3, wherein: with constant head tank complex bracing piece, its one end and one of them backup pad fixed connection, its other end pass another the backup pad is equipped with the external screw thread section, still install the wheel of screwing up on the bracing piece, the wheel of screwing up pass through the internal thread with the external screw thread section cooperates, the wheel of screwing up is followed the axial displacement of bracing piece is suitable for through the extrusion insulator chain comes a plurality ofly go up the picture peg and press from both sides tightly.

5. The stainless steel mesh resistor of any one of claims 1-4, wherein: a plurality of connecting plates made of metal materials are arranged in the upper inserting plate and the lower inserting plate, connecting grooves are formed in two ends of each connecting plate, inserting holes corresponding to the connecting grooves are formed in the upper inserting plate and the lower inserting plate respectively, and two ends of each resistor monomer penetrate through the inserting holes in the upper inserting plate and the lower inserting plate respectively and are connected with the connecting grooves, so that the resistor monomers are connected in series; and meanwhile, adjacent resistor assemblies are also connected in series through the connecting plate.

6. The stainless steel mesh resistor of claim 5, wherein: the connecting groove is formed by combining two saddle-shaped limiting plates with elasticity, grooves are arranged on the two sides of the upper end and the lower end of the resistor monomer, and the resistor monomer is connected with the limiting plate in a limiting manner through the matching of the grooves and the limiting plates, so that the connecting strength of the resistor monomer and the connecting plate is improved.