CN220652528U - Brush spring mount - Google Patents

Abstract

The utility model discloses a brush spring fixing frame, which belongs to the technical field of brush spring fixing frames and comprises a fixing seat, wherein two supporting frames are fixedly arranged on the outer surface of the fixing seat, a first limit opening is formed in the upper surface of each supporting frame, a coil spring is sleeved on the inner wall of each first limit opening, two first through holes are formed in the outer surface of the fixing seat, a frame and two screws are respectively arranged outside the fixing seat, the two coil springs can not displace through the first limit opening formed in the upper surface of each supporting frame, the other ends of the two coil springs penetrate through the second limit opening and are pressed down above an electric brush together, so that the bottom surface of the electric brush can be kept in close contact with a rotating shaft all the time, when one coil spring is damaged, the other coil spring can also ensure stable operation of the electric brush, and the device solves the problem that the electric brush can not be placed stably all the time through the arrangement of the two coil springs.

Description

Brush spring mount

Technical Field

The utility model relates to the field of brush spring fixing frames, in particular to a brush spring fixing frame.

Background

The carbon brush is used for propping against the surface of the phase changer in the brush motor, and when the motor rotates, electric energy is transmitted to the coil through the phase changer. The carbon brush holder should be maintained and replaced regularly and the carbon deposit should be cleaned, the electric brush is a device for transferring energy or signals between the fixed part and the rotating part of a motor or a generator or other rotary machinery, it is generally made of pure carbon and coagulant, the shape is generally square, it is clamped on a metal support, and a spring is arranged in it to press it on the rotating shaft.

However, most of the existing brush spring fixing frames adopt a single spring to fix the carbon brush, the single spring is adopted to fix the carbon brush, the carbon brush is easy to shake in use, and when the spring is damaged, the carbon brush cannot be tightly pressed on the rotating shaft, so that the device cannot work normally, therefore, a person skilled in the art provides a brush spring fixing frame to solve the problems in the background art.

Disclosure of Invention

The utility model aims to provide a brush spring fixing frame for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a brush spring mount, includes the fixing base, the surface fixed mounting of fixing base has two support frames, every first spacing mouth has all been seted up to the upper surface of support frame, every the inner wall of first spacing mouth all overlaps and is equipped with the rolling spring, two first through-holes have been seted up to the surface of fixing base, the outside of fixing base is equipped with frame and two screws respectively, two second through-holes have been seted up to the surface of frame, every the one end of screw all runs through second through-hole and first through-hole in proper order and extends to the outside of fixing base, every the equal screw thread of one end of screw installs the nut.

As still further aspects of the utility model: two second limiting openings are formed in the upper surface of the frame, and one end of each coiled spring is contacted with the inner wall of each second limiting opening.

As still further aspects of the utility model: the upper surface fixed mounting of fixing base has the fixed plate, the fixed orifices has been seted up to the upper surface of fixed plate.

As still further aspects of the utility model: the outer surface of the fixing seat is stuck with a model paste.

As still further aspects of the utility model: the fixing seat is made of iron, the coiled springs are made of alloy, and the two supporting frames and the frame are made of copper.

As still further aspects of the utility model: the widths of the two first limiting openings and the second limiting openings are slightly larger than the widths of the two coiled springs.

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

this brush spring mount is through two support frames of surface fixed mounting at the fixing base to offer first spacing mouth at the upper surface of every support frame, can guarantee that two rolling springs can not take place the displacement when using, run through the second spacing mouth through the other end with two rolling springs, and push down in the top of brush jointly, can make two rolling springs play the effect of fixing and pushing down to the brush of frame inside jointly, thereby guarantee that the bottom surface of brush can remain in close contact throughout with the pivot, when one of them rolling spring is impaired, another rolling spring also can guarantee the stable work of brush, the device has solved the problem that the brush can't be steadily placed throughout through setting up two rolling springs.

Drawings

FIG. 1 is a schematic perspective view of a brush spring mount;

FIG. 2 is a top view of a brush spring mount;

FIG. 3 is a top view of a brush spring mount;

fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.

In the figure: 1. a fixing seat; 2. a screw; 3. a fixing plate; 4. a nut; 5. a support frame; 6. a frame; 7. a fixing hole; 8. a first limit port; 9. a second limit port; 10. a first through hole; 11. a second through hole; 12. a coil spring; 13. model paste.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1 to 4, in the embodiment of the utility model, a brush spring fixing frame includes a fixing seat 1, two supporting frames 5 are fixedly installed on an outer surface of the fixing seat 1, a first limiting opening 8 is provided on an upper surface of each supporting frame 5, a coil spring 12 is sleeved on an inner wall of each first limiting opening 8, two first through holes 10 are provided on an outer surface of the fixing seat 1, a frame 6 and two screws 2 are respectively provided on an outer surface of the fixing seat 1, two second through holes 11 are provided on an outer surface of the frame 6, one end of each screw 2 sequentially penetrates through the second through holes 11 and the first through holes 10 and extends to an outer portion of the fixing seat 1, and a nut 4 is screwed on one end of each screw 2.

Two second spacing mouths 9 have been seted up to the upper surface of frame 6, and the one end of every roll form spring 12 all contacts with the inner wall of second spacing mouthful 9, and the degree of depth that second spacing mouthful 9 can control roll form spring 12 and push down prevents that the carbon brush from finishing the back from contacting with other machine parts, and the upper surface fixed mounting of fixing base 1 has fixed plate 3, and fixed orifices 7 have been seted up to the upper surface of fixed plate 3, and the fixed mounting of the device can be realized through the fixed orifices 7 that the installation component runs through fixed plate 3 top.

The surface of fixing base 1 is pasted and is had model subsides 13, and the user can judge the device to be applicable to the machine of that model according to model subsides 13, and fixing base 1 is the iron material, and roll form spring 12 is steel, and two support frames 5 and frame 6 are copper material, and the roll form spring 12 life of alloy material is higher, and support frame 5 and frame 6 of copper material have good tolerance, are difficult for deforming, destroying under the influence of external force, and the width of two spacing mouthful 8 of 8 and the spacing mouthful 9 of second is all slightly greater than the width of two roll form springs 12, and the spacing mouthful 8 of 8 and the spacing mouthful 9 of second are slightly greater than the width of roll form spring 12 can guarantee that roll form spring 12 is difficult for droing.

The working principle of the utility model is as follows:

when the device is used, firstly, a user assembles the frame 6 and the fixed seat 1 together through the two screws 2 and the nuts 4, then installs the device on a machine through the fixing holes 7 on the fixing plate 3, then places the points into the frame 6, then passes the inner rings of the two coil springs 12 through the supporting frame 5 and places the inner rings in the first limiting opening 8, then lifts the other ends of the two coil springs 12 into the second limiting opening 9, and one ends of the two coil springs 12 are tightly contacted with the upper surface of the electric brush.

While the utility model has been described with reference to the preferred embodiments, it will be apparent to those skilled in the art that the utility model is not limited to the details of the exemplary embodiments and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as long as the scope of the utility model is defined by the claims and its spirit and scope. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a brush spring mount, includes fixing base (1), its characterized in that, the surface fixed mounting of fixing base (1) has two support frames (5), every first spacing mouth (8) have all been seted up to the upper surface of support frame (5), every the inner wall of first spacing mouth (8) has all been overlapped and has been set up rolling spring (12), two first through-holes (10) have been seted up to the surface of fixing base (1), the outside of fixing base (1) is equipped with frame (6) and two screws (2) respectively, two second through-holes (11) have been seted up to the surface of frame (6), every the one end of screw (2) all runs through second through-hole (11) and first through-hole (10) in proper order and extends to the outside of fixing base (1), every nut (4) are all installed to the equal screw thread in one end of screw (2).

2. A brush spring holder according to claim 1, wherein two second limiting openings (9) are provided on the upper surface of the frame (6), and one end of each coil spring (12) is in contact with the inner wall of the second limiting opening (9).

3. The brush spring fixing frame according to claim 1, wherein a fixing plate (3) is fixedly arranged on the upper surface of the fixing seat (1), and a fixing hole (7) is formed in the upper surface of the fixing plate (3).

4. Brush spring holder according to claim 1, characterized in that the outer surface of the holder (1) is glued with a model sticker (13).

5. Brush spring holder according to claim 1, characterized in that the holder (1) is made of iron, the coil spring (12) is made of alloy, and both the support frame (5) and the frame (6) are made of copper.

6. A brush spring holder according to claim 1, characterized in that the width of both the first and second limit openings (8, 9) is slightly larger than the width of both coil springs (12).