CN211376873U

CN211376873U - Accumulator state indicator

Info

Publication number: CN211376873U
Application number: CN202020225691.6U
Authority: CN
Inventors: 戴增实
Original assignee: Quanzhou Yiming Transportation Electric Co ltd
Current assignee: Quanzhou Yiming Transportation Electric Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-08-28
Anticipated expiration: 2030-02-28

Abstract

The utility model provides a battery status indicator, including the printing opacity post, the printing opacity post is including the casing cooperation section, refraction propagation section and the ball box cooperation section that connect gradually, ball box cooperation section is kept away from the one end of refraction propagation section is the toper, the diameter of refraction propagation section is from being close to the one end of ball box cooperation section is crescent to other end direction. Diameter through propagating the section through refracting is from the one end that is close to ball box cooperation section to other end direction crescent for the light that gets into the light transmission post through the refraction and refracts away from the light transmission post again is less relatively, and the color development region of light transmission post upper end is great relatively, and the whole ball box colour of colour development display when charging inadequately, the colour development time circle of developing when the liquid level is low on the low side, and the colour development colour just so obviously distinguishes, is difficult for causing the colour development erroneous judgement.

Description

Accumulator state indicator

Technical Field

The utility model relates to a battery accessories, especially a battery status indicator.

Background

The battery state indicator is also called an electric eye, and can display different colors by detecting the specific gravity of the electrolyte of the battery, so that a user can judge the working state of the battery.

The storage battery state indicator generally comprises a light-transmitting column, a ball box and a color ball arranged in the ball box, wherein the light-transmitting column is generally cylindrical, one end of the cylindrical main body is provided with a matching structure used for being connected with a shell of a storage battery, the other end of the cylindrical main body is inserted in the ball box, the end part of the end is conical, a limiting structure used for limiting the moving position of the color ball is arranged in the ball box, when the storage battery state indicator is used, the light-transmitting column is vertically arranged, when electrolyte is sufficient and the electric quantity is sufficient, the color ball floats at the upper position of the ball box and is positioned at the middle position of the upper part of the ball box under the action of the limiting structure, and the color of the color ball can be displayed at the upper end of; when the electrolyte is sufficient but the electric quantity is insufficient, the color ball sinks to the bottom of the ball box due to the relatively low density of the electrolyte and is positioned at the side edge of the bottom of the ball box under the action of the limiting structure, so that the color of the ball box is displayed at the middle position of the upper end of the light-transmitting column; when the liquid level of the electrolyte is lower, the lower end of the transparent column is not immersed in the electrolyte any more, so that the refraction angle of the refraction surface at the lower end of the transparent column changes, and the middle position of the upper end of the transparent column displays white (i.e. transparent white color, which is generally called white in the industry). However, when the existing battery status indicator displays the color of the color ball and the color box, it is inevitable that a white circle is displayed at the periphery of the color point, that is, only the center point changes, which is easy to cause color-display misjudgment.

In view of the above, the applicant has made an intensive study on the structure of the battery state indicator, and has made this proposal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be difficult for causing battery status indicator of colour development erroneous judgement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a battery status indicator, includes the printing opacity post, the printing opacity post is including the casing cooperation section, refraction propagation section and the cooperation section of ball box that connect gradually, ball box cooperation section is kept away from the one end of refraction propagation section is the toper, the diameter of refraction propagation section is followed and is close to the one end of ball box cooperation section is to other end direction crescent.

As an improvement of the utility model, still include the ball box, the inner chamber of ball box is provided with the barn door, the barn door will the inner chamber of ball box is separated for last cavity and lower cavity, the cavity is provided with the ball down, ball box upper end seted up with the opening of going up the cavity intercommunication, set up on the barn door with the perforation that the opening corresponds, go up set up on the lateral wall of cavity with go up the last hole of cavity intercommunication, set up on the lateral wall of cavity down with the lower hole of cavity intercommunication down, the bottom of cavity still be provided with down with the triangle boss that the perforation corresponds, ball box cooperation section alternates in the opening.

As an improvement of the present invention, the diameter of the hole is larger than the diameter of the color ball, the light-transmitting post and the space between the light-blocking plates are smaller than the diameter of the color ball.

As an improvement of the present invention, the maximum width of the lower aperture is smaller than the diameter of the color ball.

As an improvement of the utility model, the triangle boss have respectively for the oblique mesa of first oblique mesa and the oblique mesa of second that the inner chamber bottom surface slope of ball box was arranged, have on the lateral wall of lower cavity with first oblique mesa parallel arrangement's first oblique guide surface and with the oblique mesa parallel arrangement's of second oblique guide surface.

As an improvement of the utility model, the lower extreme of ball box with set up the triangle recess on the position that the triangle boss corresponds.

As an improvement of the utility model, be provided with the diameter on the ball box cooperation section and be greater than open-ended tighrening ring.

As an improvement of the utility model, the casing cooperation section is kept away from the one end of refraction propagation section is provided with the pressure cap.

As an improvement of the utility model, be provided with the external screw thread section on the casing cooperation section, the casing cooperation section is lieing in press the cap with position department between the external screw thread section has seted up the seal groove, be provided with the sealing ring in the seal groove.

As an improvement of the utility model, the casing cooperation section is kept away from screwdriver groove has been seted up to the one end of refraction propagation section.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

diameter through propagating the section through refracting is from the one end that is close to ball box cooperation section to other end direction crescent for the light that gets into the light transmission post through the refraction and refracts away from the light transmission post again is less relatively, and the color development region of light transmission post upper end is great relatively, and the whole ball box colour of colour development display when charging inadequately, the colour development time circle of developing when the liquid level is low on the low side, and the colour development colour just so obviously distinguishes, is difficult for causing the colour development erroneous judgement.

Drawings

FIG. 1 is a schematic structural view of a battery status indicator according to the present invention;

FIG. 2 is a schematic structural view of a light-transmitting pillar of the battery state display of the present invention;

fig. 3 is a schematic structural diagram of the ball box of the battery status display of the present invention.

The designations in the figures correspond to the following:

10-a light-transmitting column; 11-a housing mating section;

12-a refractive propagation segment; 13 ball box matching section;

20-ball box; 21-a light barrier;

22-an opening; 23-perforating;

24-a triangular boss; 25-a first sloping mesa;

26-a second sloping mesa; 27-a first slanted guide face;

28-a second beveled guide surface; 29-triangular grooves;

31-pressing the cap; 32-external thread section;

33-a seal groove; 34-a sealing ring;

35-a screwdriver slot; 36-a fastening ring;

40-color ball.

Detailed Description

The utility model is further explained by the following specific embodiments:

as shown in fig. 1 to 3, the battery state indicator provided in the present embodiment includes a light-transmitting column 10 and a ball box 20 connected to each other, wherein the light-transmitting column 10 includes a housing fitting section 11, a refraction propagation section 12 and a ball box fitting section 12 integrally connected in sequence. It should be noted that, considering that the light-transmitting pole 10 is arranged vertically and the ball box 20 is located at the lower end of the light-transmitting pole 10 when the battery status indicator is used, the up-down orientation of the battery status indicator is taken as the up-down orientation of each component in the present embodiment.

Casing cooperation section 11 is used for being connected with the casing of battery, and the one end that casing cooperation section 11 kept away from refraction propagation section 12 is provided with and is used for propping up the pressure cap 31 on the battery casing, is provided with the external screw thread section 32 that is used for with battery casing screwed connection on casing cooperation section 11, and casing cooperation section 11 has seted up seal groove 33 in the position department that lies in between pressure cap 31 and external screw thread section 32, is provided with in this seal groove 33 and is used for forming sealed sealing ring 34 between printing opacity post 11 and the battery casing. In addition, in order to facilitate the spiral connection of the light-transmitting column 11 to the housing of the storage battery, a screwdriver slot 35 is disposed on an end surface of the housing matching section 11 away from the refraction propagation section 12, and the screwdriver slot 35 is preferably a straight screwdriver slot, which is convenient for batch automatic production, and of course, a cross screwdriver slot may also be used.

The diameter of refraction propagation section 12 is from the one end that is close to ball box cooperation section 13 to other end direction crescent to ensure that the light that gets into refraction propagation section 12 from the refraction of ball box cooperation section 13 is difficult to go out from the lateral wall refraction of refraction propagation section 12, the color rendering area of printing opacity post 10 upper end is great relatively, the whole ball box colour of color rendering display when charging inadequately simultaneously, color rendering white circle when the liquid level is low on the average, the color rendering colour just obviously distinguishes like this, be difficult for causing the color rendering erroneous judgement.

The end of the ball box fitting section 13 remote from the refraction propagation section 12 is tapered, and the tapered structure is the same as the transparent column structure of the conventional battery state indicator, all for forming a refraction surface for refracting the color of the electrolyte, the color of the ball box 20, or the color of a color ball to be mentioned later, onto the end surface of the other end of the transparent column 10. Further, the ball box fitting section 13 is provided with a fastening ring 36 having a diameter larger than an opening of the ball box 20, which will be mentioned later, so as to form an interference fit connection with the ball box 20.

The structure of the ball box 20 may be the same as that of a conventional battery status indicator, preferably, in this embodiment, the ball box 20 is a black ball box, an inner cavity of the black ball box is provided with a black light barrier 21, the light barrier 21 is fixedly or integrally connected to the ball box 20, and the light barrier 21 divides the inner cavity of the ball box 20 into an upper chamber and a lower chamber, wherein the lower chamber is provided with a color ball 40, and the color ball may be a blue color ball or a green color ball, and the like.

The upper end of the ball box 20 is provided with an opening 22 communicated with the upper chamber, the light barrier 21 is provided with a through hole 23 corresponding to the opening 22, specifically, in the embodiment, the through hole 23 and the opening 22 are coaxially arranged, the diameter of the through hole 23 is larger than that of the color ball 40, so that the color ball can be placed into the lower chamber through the through hole 23, the diameter of the opening 22 is larger than that of the through hole 23, so that the end part of the cone shape of the transparent column 10 has a sufficient refraction surface, and the distance between the end part of the cone shape of the transparent column 10 and the light barrier 21 is smaller than that of the color ball 40, so as to prevent the color ball from completely entering the upper chamber when in use. The ball box fitting section 13 is inserted into the opening 22 to achieve connection between the light-transmitting pillar 10 and the ball box 20.

The lateral wall of the upper cavity is provided with an upper hole communicated with the upper cavity, specifically, in the embodiment, the upper cavity is only provided with two lateral walls oppositely arranged left and right except for the bottom wall formed by the upper wall and the light barrier 21, and the front side and the rear side of the upper cavity naturally form the above-mentioned hole, so that the injection molding is convenient, and the color of the electrolyte is displayed when the electrolyte is insufficient. The side wall of the lower cavity is provided with a lower pore communicated with the lower cavity, the maximum width of the lower pore is smaller than the diameter of the color ball 40, so that the color ball 40 is prevented from falling out of the lower cavity when in use, and in order to facilitate demoulding, the lower pore is preferably arranged on two corresponding side walls of the lower cavity, and the pores on the side walls are arranged in a staggered manner. In addition, the bottom of the lower chamber is further provided with a triangular boss 24 corresponding to the through hole 23, and the triangular boss 24 is provided with a first inclined table 25 and a second inclined table 26 which are obliquely arranged relative to the bottom surface of the inner cavity of the ball box 20 respectively, so that the color ball 40 can be moved to the side position of the ball box 20 along the first inclined table 25 or the second inclined table 26 after sinking, and the color of the color ball 40 is prevented from being displayed on the light-transmitting column 10.

Preferably, in this embodiment, the sidewall of the lower chamber has a first inclined guide surface 27 arranged parallel to the first inclined mesa 25 and a second inclined guide surface 28 arranged parallel to the second inclined mesa 26, which helps to avoid bubble generation, and at the same time, ensures that the color ball 40 can move to the position of the through hole 23 under the guiding action of the first inclined guide surface 27 or the second inclined guide surface 28 when floating on the surface, so that the light-transmitting column 10 can display the color of the color ball 40. Furthermore, the method is simple. The lower end of the ball box 20 is provided with a triangular groove 29 at the position corresponding to the triangular boss 24, so that the wall thickness of the ball box 20 is ensured to be uniform, and the injection molding is convenient.

The working principle and the using method of the battery state indicator provided by the embodiment are the same as those of the conventional battery state indicator, and the detailed description is omitted here.

The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications to the present invention according to the prior art, and these all belong to the protection scope of the present invention.

Claims

1. The utility model provides a battery state indicator, its characterized in that, includes the printing opacity post, the printing opacity post is including the casing cooperation section, refraction propagation section and the cooperation section of ball box that connect gradually, ball box cooperation section is kept away from the one end of refraction propagation section is the toper, the diameter of refraction propagation section is from being close to the one end of ball box cooperation section is to other end direction crescent.

2. The battery status indicator according to claim 1, further comprising a ball box, wherein the inner cavity of the ball box is provided with a light barrier, the light barrier separates the inner cavity of the ball box into an upper chamber and a lower chamber, the lower chamber is provided with a color ball, an opening communicated with the upper chamber is formed at the upper end of the ball box, a through hole corresponding to the opening is formed in the light barrier, an upper hole communicated with the upper chamber is formed in a side wall of the upper chamber, a lower hole communicated with the lower chamber is formed in a side wall of the lower chamber, a triangular boss corresponding to the through hole is further formed at the bottom of the lower chamber, and the ball box fitting section is inserted into the opening.

3. The battery status indicator of claim 2, wherein the diameter of the perforation is greater than the diameter of the color sphere and the spacing between the light-transmitting post and the light barrier is less than the diameter of the color sphere.

4. The battery condition indicator of claim 2, wherein a maximum width of the lower aperture is less than a diameter of the color sphere.

5. The battery condition indicator of claim 2, wherein the triangular boss has first and second sloped lands respectively disposed obliquely with respect to the bottom surface of the interior cavity of the ball box, and the side wall of the lower chamber has a first sloped guide surface disposed parallel to the first sloped land and a second sloped guide surface disposed parallel to the second sloped land.

6. The battery condition indicator of claim 2, wherein the lower end of the ball box is provided with a triangular groove at a position corresponding to the triangular boss.

7. The battery condition indicator according to any one of claims 2-5, wherein a fastening ring having a diameter larger than the opening is provided on the ball box fitting section.

8. The battery condition indicator of claim 7, wherein an end of the housing engaging section remote from the refraction propagation section is provided with a press cap.

9. The battery condition indicator of claim 8, wherein the housing engagement section has an externally threaded section, and wherein the housing engagement section has a sealing groove disposed therein at a location between the compression cap and the externally threaded section, and wherein a sealing ring is disposed in the sealing groove.

10. The battery condition indicator of claim 7, wherein an end of the housing engagement section distal from the refraction propagation section is provided with a screwdriver slot.