Fuse with insulating support

Abstract

The utility model discloses a fuse with an insulating support, which is characterized in that limiting side plates are fixedly connected to two side ends of a mounting bottom plate, a connecting threaded rod is fixedly connected to the middle end of the side part of the mounting insulating support, a threaded sleeve is rotatably mounted in the limiting side plate in an embedded manner corresponding to the connecting threaded rod, and a limiting rotating seat is arranged at the side end of the limiting side plate; according to the utility model, through cooperation of the limiting side plate, the connecting threaded rod, the threaded sleeve, the limiting rotating seat, the limiting rotating disc and the knob, the connecting threaded rod can be conveniently driven to move by using the threaded sleeve, so that the connecting threaded rod drives the installation insulation support to move; the distance between the two mounting insulation supports is adjusted by adjusting the distance between the two mounting insulation supports, the fuses of different types can be subjected to applicable limiting mounting conveniently, the application range of the mounting support is widened, and the mounting support can be used for limiting mounting of the different fuses circularly and repeatedly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fuse, concretely to a fuse with insulating support. BACKGROUND

[0002] The function of the fuse is to protect the current, and the fuse is composed of a fuse body and a fuse tube, which are connected in series as metal conductors in a circuit. When the current exceeds a certain value, the fuse will generate heat to melt the fuse body, thereby breaking the current to achieve the protection effect. The fuse is widely used in various electrical and electrical equipment, and a matching mounting rack structure is required for the fuse during use to facilitate the installation and use of the fuse.

[0003] However, there are many types of fuses currently widely used, so the current fuses are all equipped with single matching mounting support structures, which leads to the fact that the support structure cannot be used for different types of fuses, reduces the actual application ability, and affects the recycling and wide range of use of the support. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of fuse with insulating support, can effectively solve the problem that the above background technology proposes that there are many types of fuses currently widely used, so the current fuses are all equipped with single matching mounting support structures, which leads to the fact that the support structure cannot be used for different types of fuses, reduces the actual application ability, and affects the recycling and wide range of use of the support.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a fuse with insulating support, comprising a mounting bottom plate, a support is arranged at the top end of the mounting bottom plate, and a fitting groove is formed in the inner wall of the support, a fuse body is tightly arranged in the fitting groove, the fuse body is connected by limiting between the arc-shaped fastening hoop and the support, and the arc-shaped fastening hoop and the support are connected by limiting through a locking structure, an insulating support is adjustably connected to the both side edges of the mounting bottom plate, and a busbar is arranged between the insulating support and the fuse body.

[0006] The both side edges of the mounting bottom plate are fixedly connected to a limiting side plate, the edge of the insulating support is fixedly connected to a connecting threaded rod, a threaded sleeve is rotatably installed in the inside of the limiting side plate corresponding to the connecting threaded rod, a limiting rotary seat is arranged at the edge of the limiting side plate, a limiting turntable is arranged at the edge of the threaded sleeve corresponding to the inside of the limiting rotary seat, the limiting turntable is rotatably connected to the limiting rotary seat, and a knob is arranged at the end of the threaded sleeve.

[0007] Preferably, the top surface of the mounting base is symmetrically provided with a limiting sliding groove, the bottom end of the mounting insulating support is fixedly connected with a limiting block corresponding to the limiting sliding groove, the limiting block is slidingly connected in the limiting sliding groove, and the mounting insulating support is limitedly slid along the limiting sliding groove through the limiting block.

[0008] Preferably, the position of the connecting threaded rod corresponds to that of the threaded sleeve, and the connecting threaded rod and the threaded sleeve are connected through thread engagement.

[0009] Preferably, the limiting rotating seat is internally provided with a limiting hole, the limiting rotating disc is rotatably connected in the limiting hole, and the limiting side plate is internally provided with a rotating hole, and the threaded sleeve is rotatably connected in the rotating hole.

[0010] Preferably, the locking structure comprises a side plate, the side end of the support is fixedly connected with the side plate, and the bottom of the two sides of the arc-shaped fastening hoop is provided with a fixed hole.

[0011] The side plate is fixedly provided with a mounting sleeve, the inner side of the mounting sleeve is slidingly connected with a pull rod, the outer side of the pull rod is sleeved with a tension spring, one end of the pull rod is connected with a limiting disc, and the end of the limiting disc away from the pull rod is fixedly connected with a fixed pin.

[0012] Preferably, the fixed pin extends into the fixed hole, and the end of the pull rod away from the limiting disc is connected with a handle.

[0013] Compared with the prior art, the utility model has the advantages that the structure is scientific and reasonable, and the use is safe and convenient.

[0014] 1、Through the mounting base, the support, the mounting insulating support and the engaging groove, the fuse body is conveniently and stably mounted on the top surface of the mounting base, and the limiting side plate, the connecting threaded rod, the threaded sleeve, the limiting rotating seat, the limiting rotating disc and the knob are cooperated to conveniently drive the connecting threaded rod to displace through the threaded sleeve, so that the connecting threaded rod drives the mounting insulating support to displace, thereby adjusting the spacing of the two mounting insulating supports, facilitating the applicability limiting installation of different types of fuses, and improving the application range of the mounting support, so that the mounting support can be recycled and repeatedly used for limiting installation of different fuses.

[0015] And the limiting sliding groove and the limiting block are used to ensure the sliding precision of the mounting insulating support when displacing along the mounting base, thereby ensuring that the mounting insulating support can more stably limit the installation of the fuse.

[0016] 2、The arc-shaped fastening hoop is connected more tightly between the fuse body and the support, and the limiting structure composed of the mounting sleeve, the pull rod, the tension spring, the limiting disc and the fixed pin rod is used to lock and limit the end of the arc-shaped fastening hoop through the fixed hole, so that the stability of the arc-shaped fastening hoop in fixing the fuse body is ensured, and the arc-shaped fastening hoop is conveniently limited and installed and released from the limiting relationship by driving the movement of the fixed pin rod by the pull rod, so that the convenience of the fuse body installation is reduced, and the fuse body is conveniently disassembled. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and explain the principles of the present application, and do not constitute a limitation of the present application.

[0018] In the drawings:

[0019] Figure 1 is a structural schematic view of the present application;

[0020] Figure 2 is a structural schematic view of the present application installing an insulating support;

[0021] Figure 3 is a structural schematic view of the threaded sleeve of the present application;

[0022] Figure 4 is a structural schematic view of the mounting sleeve of the present application;

[0023] Reference numerals in the drawings: 1, mounting bottom plate; 2, support; 3, fuse body; 4, mounting insulating support; 5, busbar; 6, limiting side plate; 7, limiting sliding groove; 8, limiting block; 9, connecting threaded rod; 10, threaded sleeve; 11, limiting rotating seat; 12, limiting rotating disc; 13, knob; 14, fitting groove; 15, side plate; 16, arc-shaped fastening hoop; 17, fixed hole; 18, mounting sleeve; 19, pull rod; 20, tension spring; 21, limiting disc; 22, fixed pin rod; 23, handle. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present application are described below in conjunction with the accompanying drawings, and it should be understood that the preferred embodiments described herein are only used to illustrate and explain the present application, and do not limit the present application.

[0025] Embodiment: As Figures 1-4The utility model provides a technical scheme, a fuse with insulating support, including installation bottom plate 1, the top middle part of installation bottom plate 1 is provided with support 2, and the inner wall of support 2 is provided with the slot 14 that fits, is tightly provided with fuse body 3 in slot 14, and the outside of fuse body 3 is connected with the limit between support 2 through arc fastening hoop 16, and arc fastening hoop 16 is connected with the limit between support 2 through locking structure, and the both sides of installation bottom plate 1 are slidably connected with installation insulating support 4, the top surface of installation bottom plate 1 is provided with the limit sliding groove 7 symmetrically, and the bottom of installation insulating support 4 is fixedly connected with limit block 8 at limit sliding groove 7, limit block 8 fits and is slidably connected in limit sliding groove 7, and installation insulating support 4 is limited to slide along limit sliding groove 7 through limit block 8, and it is convenient for installation insulating support 4 to limit guiding sliding on the top surface of installation bottom plate 1, and the position between installation insulating support 4 and fuse body 3 is provided with busbar 5;

[0026] The both sides of installation bottom plate 1 are fixedly connected with limit side plate 6, and the edge middle end of installation insulating support 4 is fixedly connected with connecting threaded rod 9, and the inside of limit side plate 6 is embedded with threaded sleeve 10 rotationally installed at the position corresponding to connecting threaded rod 9, the position of connecting threaded rod 9 and threaded sleeve 10 corresponds, and connecting threaded rod 9 and threaded sleeve 10 are connected through thread fitting, so as to conveniently connect connecting threaded rod 9 and threaded sleeve 10, and simultaneously conveniently drive connecting threaded rod 9 to displace by rotating threaded sleeve 10, the edge end of limit side plate 6 is provided with limit rotary seat 11, and the edge end of threaded sleeve 10 is provided with limit turntable 12 at the position corresponding to the inside of limit rotary seat 11, the inside of limit rotary seat 11 is provided with limit hole, and limit turntable 12 is rotationally connected in limit hole, the inside of limit side plate 6 is provided with rotating hole, threaded sleeve 10 is rotationally connected in rotating hole, so as to conveniently rotationally connect limit turntable 12 and limit rotary seat 11, limit turntable 12 is rotationally connected in limit rotary seat 11, and the end of threaded sleeve 10 is provided with knob 13.

[0027] The locking structure includes side plate 15, the edge end of support 2 is fixedly connected with side plate 15, and the both sides of arc fastening hoop 16 are provided with fixed hole 17 penetratingly formed at the bottom position;

[0028] The edge of side plate 15 is fixedly installed with installation sleeve pipe 18, the inside of installation sleeve pipe 18 is embedded with pull rod 19 slidably connected, the outside of pull rod 19 is sleeved with tension spring 20, one end of pull rod 19 is connected with limit disc 21, and the end, away from pull rod 19, of limit disc 21 is fixedly connected with fixed pin rod 22, fixed pin rod 22 extends into fixed hole 17, and the end, away from limit disc 21, of pull rod 19 is connected with handle 23, so as to limit arc fastening hoop 16 to be connected in the inside of side plate 15 by fixed pin rod 22.

[0029] The working principle and use process of the fuse with the insulating support: during actual use, when the fuse body 3 needs to be fixed and installed, first, the fuse body 3 is prevented in the fitting groove 14 inside the support 2, then the positions of the two installation insulating supports 4 are adjusted, so that the busbar row 5 inside the installation insulating support 4 contacts the two side edges of the fuse;

[0030] During the specific adjustment process, the knob 13 is rotated to drive the threaded sleeve 10 to rotate, the position of the threaded sleeve 10 is limited by the limiting rotating seat 11 and the limiting rotating disc 12 during the rotation of the threaded sleeve 10, so that the threaded sleeve 10 is prevented from displacement, and the threaded connection between the threaded sleeve 10 and the connecting threaded rod 9 enables the threaded sleeve 10 to drive the connecting threaded rod 9 to displace during the rotation, so that the connecting threaded rod 9 drives the installation insulating support 4 to displace, thereby adjusting the spacing of the two installation insulating supports 4, facilitating the applicability limiting installation of different types of fuses, and improving the application range of the installation support, so that the installation support can be recycled and repeatedly used for limiting installation of different fuses.

[0031] Then, after the fuse body 3 is preliminarily limited by the two installation insulating supports 4, the arc-shaped fastening hoop 16 is sleeved outside the fuse body 3, and the end portion of the arc-shaped fastening hoop 16 is inserted into the inside of the edge plate 15, then the handle 23 is pulled to drive the pull rod 19 to displace, and the tension spring 20 is compressed, so that the limitation of the fixed pin rod 22 on the fixed hole 17 is released, so that the arc-shaped fastening hoop 16 can be tightened and bundled according to the size and type of the fuse, and after the arc-shaped fastening hoop 16 is tightly attached to the surface of the fuse, the handle 23 is loosened, so that the pull rod 19 and the fixed pin rod 22 are quickly popped into the fixed hole 17 under the elastic resetting action of the tension spring 20, so as to realize the locking and fixing of the arc-shaped fastening hoop 16.

[0032] In addition, the fixed pin rod 22 is moved by the pull rod 19, and the arc-shaped fastening hoop 16 can be conveniently and conveniently released from the limiting relationship, so as to reduce the convenience of the fuse body 3 during disassembly, maintenance and replacement installation, facilitate more convenient disassembly of the fuse body 3, and improve the convenience of installation of the fuse body 3.

[0033] Finally, it should be pointed out that: the above-mentioned is only a preferred example of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An insulating support bracket type fuse, comprising a mounting base plate (1), a support (2) is arranged in the middle of the top end of the mounting base plate (1), and a fitting groove (14) is arranged in the inner wall of the support (2), and a fuse body (3) is tightly arranged in the fitting groove (14), characterized in that: The outside of the fuse body (3) is connected by the arc-shaped fastening hoop (16) and the support (2), and the arc-shaped fastening hoop (16) and the support (2) are connected by the locking structure, the both sides of the mounting bottom plate (1) are slidably connected with the mounting insulating support (4), and the busbar (5) is arranged between the mounting insulating support (4) and the fuse body (3); The both sides of the mounting bottom plate (1) are fixedly connected with the limiting side plates (6), the edge of the mounting insulating support (4) is fixedly connected with the connecting threaded rod (9), the inside of the limiting side plate (6) is rotatably connected with the threaded sleeve (10) embedded at the position corresponding to the connecting threaded rod (9), the edge of the limiting side plate (6) is provided with the limiting rotary seat (11), the edge of the threaded sleeve (10) is provided with the limiting rotary disc (12) at the position corresponding to the inside of the limiting rotary seat (11), and the limiting rotary disc (12) is rotatably connected in the limiting rotary seat (11).

2. The fuse with an insulating holder according to claim 1, characterized in that: The top surface of the mounting bottom plate (1) is symmetrically provided with the limiting sliding groove (7), the bottom end of the mounting insulating support (4) is fixedly connected with the limiting block (8) at the position corresponding to the limiting sliding groove (7), the limiting block (8) is slidably connected in the limiting sliding groove (7), and the mounting insulating support (4) is limitedly slid along the limiting sliding groove (7) through the limiting block (8).

3. The fuse with an insulating holder according to claim 1, characterized in that: The position of the connecting threaded rod (9) corresponds to the position of the threaded sleeve (10), and the connecting threaded rod (9) and the threaded sleeve (10) are connected through thread engagement.

4. The fuse with an insulating holder according to claim 1, characterized in that: The inside of the limiting rotary seat (11) is provided with the limiting hole, the limiting rotary disc (12) is rotatably connected in the limiting hole, the inside of the limiting side plate (6) is provided with the rotating hole, and the threaded sleeve (10) is rotatably connected in the rotating hole.

5. The fuse with an insulating holder according to claim 1, characterized in that: The locking structure comprises the side plate (15), the edge of the support (2) is fixedly connected with the side plate (15), and the both sides of the arc-shaped fastening hoop (16) are provided with the fixed hole (17) penetratingly arranged at the bottom position. The edge of the side plate (15) is fixedly provided with the mounting sleeve (18), the inside of the mounting sleeve (18) is slidably connected with the pull rod (19) embedded therein, the outside of the pull rod (19) is sleeved with the tension spring (20), one end of the pull rod (19) is connected with the limiting disc (21), and the end, away from the pull rod (19), of the limiting disc (21) is fixedly connected with the fixed pin rod (22).

6. A fuse with an insulating holder according to claim 5, characterized in that: The fixed pin rod (22) extends into the fixed hole (17), and the end, away from the limiting disc (21), of the pull rod (19) is connected with the handle (23).

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