CN212907628U

CN212907628U - Fuse base

Info

Publication number: CN212907628U
Application number: CN202021404842.0U
Authority: CN
Inventors: 周连洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-04-06
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a fuse base, which belongs to the technical field of fuses and comprises a base and a fuse main body, wherein two mounting plates are respectively arranged on the upper surface and the lower surface of the base, mounting bolts are arranged on the mounting plates in a threaded manner, a groove is arranged on the front surface of the base, the inner side wall of the groove is provided with a fixing seat and a movable seat, the fixing seat is fixedly arranged on the inner side wall of the groove, the movable seat is slidably arranged on the inner side wall of the groove, and slots are respectively arranged on the left side surfaces of the fixing seat and the movable seat; through setting up inserted block, L shape dead lever, pressing block, spring, connection shell and fixture block, inside the elasticity of utilizing the spring makes trapezoidal fixture block card go into the draw-in groove on the inserted block, realize that the installation of inserted block is fixed, and then realize that the connection of fuse main part and sliding seat and fixing base is fixed, the installation of accomplishing the fuse main part is fixed, simple structure, convenient operation need not use the bolt just can realize the installation fixed.

Description

Fuse base

Technical Field

The utility model belongs to the technical field of the fuse, concretely relates to fuse-base.

Background

The fuse is an electric appliance which fuses a melt by heat generated by itself to open a circuit when a current exceeds a predetermined value. The fuse melts the melt by the heat generated by the fuse after the current exceeds a specified value for a period of time, so as to cut off the circuit; the fuse protector made by the principle is widely applied to high-low voltage distribution systems, control systems and electric equipment, and is one of the most commonly applied protective devices as a short circuit and overcurrent protector.

The existing fuse base is complex in installation structure when the fuse is installed, the fuse is required to be installed and fixed through bolts, different bases are required to be used due to different sizes of models of the fuse when the fuse is installed, the applicability is low, and the function is incomplete.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fuse base to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fuse base comprises a base and a fuse main body, wherein two mounting plates are respectively arranged on the upper surface and the lower surface of the base, mounting bolts are arranged on the mounting plates in a threaded manner, a groove is formed in the front surface of the base, a fixing seat and a movable seat are arranged on the inner side wall of the groove, the fixing seat is fixedly arranged on the inner side wall of the groove, the movable seat is slidably arranged on the inner side wall of the groove, slots are respectively formed in the left side surfaces of the fixing seat and the movable seat, inserting blocks are respectively arranged on the upper side surface and the lower side surface of the right side surface of the fuse main body, the outer surface of each inserting block is attached to the inner side wall of the slot, L-shaped accommodating grooves are respectively formed in the fixing seat and the movable seat, L-shaped fixing rods are arranged on the inner side wall of each L-shaped accommodating, the utility model discloses a clamping device for a clamping device, including L shape dead lever, spring, clamping block, adjusting bolt passes threaded connection between screw hole and the sliding seat, the one end of L shape dead lever is installed and is pressed the briquetting, the spring is installed to a side of L shape dead lever, the one end and the L shape that the groove was held to the L shape dead lever are kept away from to the spring inside fixed connection, the connecting block passes the passageway and extends to inside the slot, install the fixture block on the connecting block, the surface of fixture block and.

By adopting the scheme, the installation and fixation of the inserting block are realized by arranging the inserting block, the L-shaped fixed rod, the pressing block, the spring, the connecting shell and the clamping block and utilizing the elasticity of the spring to clamp the trapezoidal clamping block into the clamping groove on the inserting block, thereby realizing the connection and fixation of the fuse main body, the movable seat and the fixed seat, completing the installation and fixation of the fuse main body, having simple structure and convenient operation, realizing the installation and fixation without bolts, by arranging the movable seat, the fixed seat, the trapezoidal sliding block and the adjusting bolt, the movable seat slides up and down in the trapezoidal sliding groove through the trapezoidal sliding block, and the adjusting bolt passes through the threaded holes at different positions to fix the movable seat, thereby can adjust the distance between sliding seat and the fixing base, can adjust according to the fuse main part of different models size, the suitability is wider, perfect function diversity.

As a preferred embodiment, a trapezoidal sliding block is installed on the back surface of the movable seat, the trapezoidal sliding block is slidably connected to the inner side wall of the trapezoidal sliding groove, and the trapezoidal sliding groove is formed in the back surface of the inner side wall of the groove.

By adopting the scheme, the trapezoidal sliding block is matched with the trapezoidal sliding groove, so that the trapezoidal sliding block can be utilized to slide in the trapezoidal sliding groove when the position of the movable seat is adjusted, and the phenomenon that the movable seat is separated from the base when moving up and down is avoided.

As a preferred embodiment, the spring is sleeved on the outer surface of the telescopic rod, and two ends of the telescopic rod are fixedly connected with one side surface of the L-shaped fixing rod and the inner side wall of the L-shaped accommodating groove respectively.

Adopt above-mentioned scheme, support the spring through setting up the telescopic link, the telescopic link follows the extension or the shrink of spring and extends or shrink in step, and then can support L shape dead lever for can not rock and more stable during L shape dead lever up-and-down motion.

As a preferred embodiment, the number of the threaded holes on the base is several, and the threaded holes are vertically arranged on the right side surface of the base in an array.

By adopting the scheme, the movable seat can be fixed after the position of the movable seat is adjusted by arranging the threaded holes, so that the phenomenon of loosening and shifting is avoided.

In a preferred embodiment, the shape of each of the latch and the slot is trapezoidal.

By adopting the scheme, the trapezoidal clamping block is matched with the trapezoidal clamping groove for use, the movement of the clamping block can be extruded by the trapezoidal surface of the clamping block when the fuse main body is installed, and the inserting and fixing operation of the inserting plate is realized.

Compared with the prior art, the beneficial effects of the utility model are that:

the fuse base is provided with the insertion block, the L-shaped fixing rod, the pressing block, the spring, the connecting shell and the fixture block, the trapezoidal fixture block is clamped into the clamping groove in the insertion block by utilizing the elasticity of the spring, the insertion block is installed and fixed, the fuse main body, the movable seat and the fixing seat are further connected and fixed, the fuse main body is installed and fixed, the structure is simple, the operation is convenient, and the installation and the fixation can be realized without bolts;

this fuse-base is through setting up sliding seat, fixing base, trapezoidal slider and adjusting bolt, and the sliding seat slides from top to bottom in trapezoidal spout through trapezoidal slider to utilize adjusting bolt to pass the screw hole of different positions departments and fix the sliding seat, thereby can adjust the distance between sliding seat and the fixing base, can adjust according to the fuse main part of different models size, the suitability is wider, perfect function diversity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a right-side view section of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a base; 2. a fuse body; 3. mounting a plate; 4. installing a bolt; 5. a fixed seat; 6. a movable seat; 7. inserting a block; 8. an L-shaped fixing rod; 9. a sliding sleeve; 10. a pressing block; 11. a spring; 12. connecting blocks; 13. a clamping block; 14. adjusting the bolt; 15. a trapezoidal slider; 16. a telescopic rod.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-3, the utility model provides a fuse base, including base 1 and fuse main body 2, two mounting panels 3 are respectively installed on the upper surface and the lower surface of base 1, mounting bolts 4 are installed on mounting panels 3 by screw thread, a groove is opened on the front surface of base 1, and the inner side wall of the groove is provided with a fixed seat 5 and a movable seat 6, fixed seat 5 is fixedly installed on the inner side wall of the groove, movable seat 6 is slidably installed on the inner side wall of the groove, trapezoidal slider 15 is installed on the back surface of movable seat 6, trapezoidal slider 15 is slidably connected to the inner side wall of trapezoidal chute, and trapezoidal chute is opened on the back surface of the inner side wall of the groove; through the trapezoidal sliding block 15 cooperation trapezoidal spout that sets up, can utilize trapezoidal sliding block 15 to slide in trapezoidal spout when adjusting the position of sliding seat 6, and then break away from the phenomenon of base 1 when avoiding sliding seat 6 up-and-down motion.

Slots are formed in the left side faces of the fixed seat 5 and the movable seat 6, the upper side face and the lower side face of the right side face of the fuse body 2 are respectively provided with an insertion block 7, the outer surface of each insertion block 7 is attached to the inner side wall of each slot, the fixed seat 5 and the movable seat 6 are respectively provided with an L-shaped containing groove, the inner side wall of each L-shaped containing groove is provided with an L-shaped fixed rod 8, the outer surface of each L-shaped fixed rod 8 is sleeved with a sliding sleeve 9, the sliding sleeve 9 is clamped on the inner side wall of each L-shaped containing groove, one end of each L-shaped fixed rod 8 is provided with a pressing block 10, one side face of each L-shaped fixed rod 8 is provided with a spring 11, each spring 11 is sleeved on the outer surface of each telescopic rod 16, and; support spring 11 through setting up telescopic link 16, telescopic link 16 follows spring 11's extension or shrink and extends or shrink in step, and then can support L shape dead lever 8 for can not rock and more stable during L shape dead lever 8 up-and-down motion.

One end, far away from the L-shaped fixed rod 8, of the spring 11 is fixedly connected with the inner side wall of the L-shaped accommodating groove, a connecting block 12 is installed on one side face, far away from the spring 11, of the L-shaped fixed rod 8, the connecting block 12 penetrates through the channel and extends into the inserting groove, a clamping block 13 is installed on the connecting block 12, the outer surface of the clamping block 13 is attached to the inner side wall of the clamping groove, the clamping groove is formed in one side face of the inserting block 7, and the clamping block 13 and the clamping groove are both trapezoidal (; through setting up trapezoidal fixture block 13 cooperation trapezoidal draw-in groove and using, can utilize the trapezoidal face of fixture block 13 to extrude fixture block 13 motion when fuse main part 2 is installed, realize the fixed operation of inserting of picture peg.

The right side surface of the base 1 is provided with threaded holes, the inner side wall of each threaded hole is in threaded connection with an adjusting bolt 14, the adjusting bolts 14 penetrate through the threaded holes to be in threaded connection with the movable seat 6, the number of the threaded holes in the base 1 is multiple, and the threaded holes are vertically arrayed on the right side surface of the base 1 (see fig. 1); through setting up a plurality of screw holes, utilize the setting of a plurality of screw holes to fix movable seat 6 after position control, avoid it to take place not hard up phenomenon of aversion.

When the device is used, firstly, the base 1 is installed, the mounting bolt 4 is screwed into the mounting plate 3 to realize the fixed installation of the base 1, meanwhile, the position of the movable seat 6 is adjusted according to the size and the model of the fuse main body 2, the adjusting bolt 14 is screwed out during the adjustment and supports the movable seat 6 to slide upwards or downwards, further, the distance between the movable seat 6 and the fixed seat 5 is adjusted, the adjusting bolt 14 is screwed after the adjustment so as to penetrate through a threaded hole at the position to enter the movable seat 6 for fixing, then, the fuse main body 2 is installed, the plug block 7 is pressed into the slot when the fuse main body 2 is installed, the plug block 13 is pressed by the trapezoidal inclined surface of the plug block 13 to move, the spring 11 is extruded by the connecting block 12 and the L-shaped fixing rod 8 to shrink, the fuse main body 2 is continuously pressed so as to enable the plug block 7 to completely enter the, at this moment, the clamping block 13 is over against the clamping groove, the clamping block 13 is clamped into the clamping groove under the elastic action of the spring 11 to fix the inserting block 7, the installation of the fuse main body 2 is fixed, and the clamping block 13 can be driven to be separated from the clamping groove only by pressing the pressing block 10 when the fuse is required to be disassembled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fuse base, includes base (1) and fuse main body (2), its characterized in that: the upper surface and the lower surface of the base (1) are respectively provided with two mounting plates (3), the mounting plates (3) are provided with mounting bolts (4) in a threaded manner, the front of the base (1) is provided with a groove, the inner side wall of the groove is provided with a fixing seat (5) and a movable seat (6), the fixing seat (5) is fixedly arranged on the inner side wall of the groove, the movable seat (6) is slidably arranged on the inner side wall of the groove, slots are respectively formed in the left side surfaces of the fixing seat (5) and the movable seat (6), the upper side surface and the lower side surface of the right side surface of the fuse main body (2) are respectively provided with an inserting block (7), the outer surface of the inserting block (7) is attached to the inner side wall of each slot, L-shaped accommodating grooves are respectively formed in the fixing seat (5) and the movable seat (6), L-shaped fixing rods (8) are arranged on the inner side walls of, the sliding sleeve (9) is clamped on the inner side wall of the L-shaped containing groove, one end of the L-shaped fixed rod (8) is provided with a pressing block (10), a spring (11) is arranged on one side surface of the L-shaped fixed rod (8), one end of the spring (11) far away from the L-shaped fixed rod (8) is fixedly connected with the inner side wall of the L-shaped accommodating groove, a connecting block (12) is arranged on one side surface of the L-shaped fixed rod (8) far away from the spring (11), the connecting block (12) penetrates through the channel to extend into the slot, a clamping block (13) is arranged on the connecting block (12), the outer surface of the clamping block (13) is attached to the inner side wall of the clamping groove, the clamping groove is arranged on one side surface of the inserting block (7), the right side surface of the base (1) is provided with a threaded hole, and the inner side wall of the threaded hole is in threaded connection with an adjusting bolt (14), and the adjusting bolt (14) penetrates through the threaded hole to be in threaded connection with the movable seat (6).

2. A fuse holder as recited in claim 1, wherein: the back mounted of sliding seat (6) has trapezoidal slider (15), trapezoidal slider (15) sliding connection is at the inside wall of trapezoidal spout, and trapezoidal spout sets up the back at the recess inside wall.

3. A fuse holder as recited in claim 1, wherein: the outer surface of telescopic link (16) is established in spring (11) cover, the both ends of telescopic link (16) respectively with a side of L shape dead lever (8) and the inside wall fixed connection in L shape holding groove.

4. A fuse holder as recited in claim 1, wherein: the quantity of screw hole is a plurality of on base (1), and a plurality of screw hole is vertical array and sets up the right flank at base (1).

5. A fuse holder as recited in claim 1, wherein: the clamping blocks (13) and the clamping grooves are trapezoidal in shape.