CN208383278U

CN208383278U - A kind of anti-overload balance

Info

Publication number: CN208383278U
Application number: CN201821277474.0U
Authority: CN
Inventors: 李艳武; 崔磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-09
Filing date: 2018-08-09
Publication date: 2019-01-15
Anticipated expiration: 2028-08-09

Abstract

The utility model discloses a kind of anti-overload balances, including weigh assembly and prevention component, the weigh assembly includes stabilizer blade, shell, weighing piece, connecting rod and supports into block, the shell is fixedly connected on the stabilizer blade, the shell is located at the upper surface of the stabilizer blade, the weighing piece is removably connected to the shell, and the weighing piece is located at the inside of the shell；Described support squeezes the jacking block of lower section into block, to which jacking block disengaging described hole is retracted into the receiving storehouse, the jacking block retraction, between the middle bar and the bottom bar, fixture is lost between the mandril and the middle bar, under the action of the rising spring, it begins to ramp up, then it is stuck in described hole and is fixed again by the jacking block, the bottom bar, elongation between the middle bar and the mandril is supported the weighing plate, prevent the weighing plate from causing the damage for weighing part by weight pressure, and then cause the damage of entire balance.

Description

A kind of anti-overload balance

Technical field

The utility model belongs to balance technical field more particularly to a kind of anti-overload balance.

Background technique

The balance weighed using electromagnetic force equilibrium principle is generally called electronic balance, electronic balance has accuracy The advantages that height, stability are good, display is quickly clear, therefore be applied extensively in each field, electronic balance is perfect in workmanship, Environment around when use is easy to have an impact it, therefore user wants the moment note that weighing is easily waved in routine use When sending out and there is corrosive article, to be contained in closed container, in order to avoid corrosion and damage electronic balance, often to electronics Balance carries out self-correcting or periodically outer school, guarantees that it is in optimum state.

Balance currently on the market has peak load, when the quality wait weigh article is more than the maximum carrying capacity of balance, The symmetrical quantity sensor of overload meeting damages, while influencing the precision of electronic balance, therefore to take corresponding safeguard measure, right Electronic balance is protected, and guarantees the precision and accuracy of electronic balance.

Summary of the invention

The utility model provides a kind of anti-overload balance, it is intended to which solving balance has peak load, when article to be weighed When quality is more than the maximum carrying capacity of balance, the symmetrical quantity sensor of overload meeting is damaged, while influencing the precision of electronic balance, because The problem of this will take corresponding safeguard measure, and electronic balance is protected, and guarantee the precision and accuracy of electronic balance.

The utility model is realized in this way a kind of anti-overload balance, including weigh assembly and prevention component, the weighing Component includes stabilizer blade, shell, weighing piece, weighing plate, connecting rod and supports into block, and the shell is fixedly connected on the stabilizer blade, institute The upper surface that shell is located at the stabilizer blade is stated, the weighing piece is removably connected to the shell, and the weighing piece is located at described The inside of shell, the weighing plate are removably connected to the weighing piece, and the weighing plate is located at the upper surface of the weighing piece, The connecting rod is fixedly connected on the weighing plate, and the connecting rod is located at the lower surface of the weighing plate, and described support is consolidated into block Surely be connected to the connecting rod, it is described to support the lateral surface for being located at the connecting rod into block, the prevention component include bottom bar, in Bar, gasket, releases spring, jacking block, hole and rises spring mandril, and the bottom bar is fixedly connected on the shell, the bottom bar Positioned at the inside of the shell, the middle bar is slidably connected to the bottom bar, and the middle bar is located at the inside of the bottom bar, described Mandril is slidably connected to the middle bar, and the mandril is located at the inside of the middle bar, and the gasket is removably connected to the top Bar, the gasket are located at the upper surface of the mandril, and the inside of the middle bar and the mandril offers receiving storehouse, the top Internal slide connection of the block by the release spring in the receiving storehouse, the jacking block are connected in described hole, the jacking block Positioned at the inside of described hole, the inside for rising spring and being contained in the bottom bar and the middle bar.

Preferably, described support corresponds into block and the jacking block, and is provided with two groups, and the mutual distance between two groups is mutual It is not identical.

Preferably, there are four described hole settings, it is located at the bottom bar and the middle rod outer surface, and in outer surface It is sequentially distributed from top to bottom.

Preferably, the receiving storehouse, the release spring and the jacking block are provided with two groups, are located at the mandril With the inside of the middle bar.

Preferably, the inside of the bottom bar and the middle bar offers cavity, and the cavity receiving of the bottom bar is Middle bar is stated, the cavity of the middle bar contains the mandril.

Preferably, there are two the rising spring settings, it is located at the bottom of the bottom bar and the middle bar cavity.

Preferably, described hole, the jacking block and it is described support into block in the same plane, the jacking block and described hole On the same straight line.

Preferably, the connecting rod, described support are all provided with into block, the bottom bar, the middle bar, the mandril and the gasket Four groups are equipped with, four turnings of the weighing plate are located at.

Compared with prior art, the utility model has the beneficial effects that a kind of anti-overload balance of the utility model, passes through Described support is arranged to squeeze the jacking block of lower section into block, so that jacking block disengaging described hole is retracted into the receipts Rong Cangzhong, the jacking block retraction, between the middle bar and the bottom bar, loses fixture between the mandril and the middle bar, It under the action of the rising spring, begins to ramp up, is then stuck in described hole and is fixed again by the jacking block, it is described Elongation between bottom bar, the middle bar and the mandril is supported the weighing plate, prevents the weighing plate by weight pressure Under cause the damage for weighing part, and then cause the damage of entire balance, be not available.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the mandril, middle bar and bottom bar attachment structure schematic diagram of the utility model；

Fig. 3 is the middle rod structure schematic diagram of the utility model；

In figure: 1- weigh assembly, 11- stabilizer blade, 12- shell, 13- weighing piece, 14- weighing plate, 15- connecting rod, 16- support into Block, 2- prevention component, 21- bottom bar, bar in 22-, 23- mandril, 24- gasket, 25- receiving storehouse, 26- release spring, 27- jacking block, 28- hole, 29- rise spring.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately There is clearly specific restriction.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of anti-overload balance, including 1 He of weigh assembly Prevent component 2, weigh assembly 1 includes stabilizer blade 11, shell 12, weighing piece 13, weighing plate 14, connecting rod 15 and supports into block 16, outside Shell 12 is fixedly connected on stabilizer blade 11, and shell 12 is located at the upper surface of stabilizer blade 11, and weighing piece 13 is removably connected to shell 12, weighing Part 13 is located at the inside of shell 12, and weighing plate 14 is removably connected to weighing piece 13, and weighing plate 14 is located at the upper table of weighing piece 13 Face, connecting rod 15 are fixedly connected on weighing plate 14, and connecting rod 15 is located at the lower surface of weighing plate 14, to being fixedly connected on into block 16 Connecting rod 15, to the lateral surface for being located at connecting rod 15 into block 16, preventing component 2 includes bottom bar 21, middle bar 22, mandril 23, gasket 24, spring 26, jacking block 27, hole 28 are released and rises spring 29, bottom bar 21 is fixedly connected on shell 12, and bottom bar 21 is located at shell 12 inside, middle bar 22 are slidably connected to bottom bar 21, and middle bar 22 is located at the inside of bottom bar 21, and mandril 23 is slidably connected to middle bar 22, mandril 23 is located at the inside of middle bar 22, and gasket 24 is removably connected to mandril 23, and gasket 24 is located at the upper surface of mandril 23, The inside of middle bar 22 and mandril 23 offers receiving storehouse 25, and jacking block 27 is by releasing spring 26 in the internal slide in receiving storehouse 25 Connection, jacking block 27 are connected in hole 28, and jacking block 27 is located at the inside of hole 28, rise spring 29 and are contained in bottom bar 21 and middle bar 22 Inside.

In the present embodiment, being supported by setting into the side of block 16 is arc-shaped, cooperates the top of 27 arc-shaped of jacking block, Be allowed to they it is staggered when, mutually generate sliding is staggered, thus support into block 16 by jacking block 27 squeeze it is refined to receiving storehouse rear in, take off From hole 28.

In the present embodiment, when in use, overweight object is placed on inside weighing plate 14 by user first, then Weighing plate 14 and weighing part carry out decline measurement, but the strength for weighing part is not enough to support, so that 14 dropping distance of weighing plate is super The normal range for weighing decline is crossed, also is continuing to decline, at this moment the connecting rod 15 of synchronous decline drives to support and also carry out into block 16 Decline, when to the position of jacking block 27 is dropped into block 16, supporting for arc-shaped bounces back into the jacking block 27 that block 16 squeezes arc-shaped, from And jacking block 27 has left in the hole 28 of lower section, middle bar 22 and mandril 23 no jacking block 27 block ask condition under, by lower section Rise the promotion of spring 29 to be risen, until respective jacking block 27 snaps fit onto the hole 28 of respective top, again by card Firmly, while the support rod height of bottom bar 21, middle bar 22 and the composition of mandril 23 is fixed, and is supported to the weighing plate of decline 14, It prevents from weighing plate 14 from continuing decline to cause to weigh the damage of part, protects entire balance, when removing weight, weigh part and push up Dynamic weighing plate 14 moves up, and the drive that moves up of weighing plate 14 is supported and moved up into block 16, and the extruding of the jacking block of clamping 27 is retracted to hole 28 inside, then user presses gasket 24, pushes mandril 23, middle bar 22 to go down, restores the support rod of contraction state.

Further, it supports and is corresponded into block 16 and jacking block 27, and be provided with two groups, the mutual distance between two groups is mutually not It is identical.

In the present embodiment, it supports by the way that two kinds of length of setting are different into block 16, reply distance is supported into 16 position of block not Same jacking block 27 guarantees to support into jacking block 27 of the block 16 to different location carrying out unified control, so that bottom bar 21, middle bar 22 The support rod formed with mandril 23 stretches.

Further, there are four the settings of hole 28, it is located at 22 outer surface of bottom bar 21 and middle bar, and in outer surface from upper It is sequentially distributed under.

In the present embodiment, by being respectively arranged with upper and lower two circular cavities 28 in the outer surface of bottom bar 21 and middle bar 22, To which the jacking block 27 in cooperation inside bar 22 and mandril 23 is clamped, and then relative position between centering rod 22 and bottom bar 21, Relative position is fixed between mandril 23 and middle bar 22, it is determined that the elongation or shortening of entire support rod.

Further, storehouse 25, release spring 26 and jacking block 27 are accommodated and is provided with two groups, is located at mandril 23 and middle bar 22 inside.

In the present embodiment, releasing spring 26 by setting pushes jacking block 27 to be slided in the inside in receiving storehouse, makes Jacking block 27 can stick into different holes 28, and then mandril 23, middle bar 22 are locked in consolidating for middle bar 22 or bottom bar 21 Positioning is set, and is remained stationary.

Further, the inside of bottom bar 21 and middle bar 22 offers cavity, and the cavity of bottom bar 21 contains middle bar 22, The cavity of middle bar 22 contains mandril 23；Rise there are two the settings of spring 29, is located at the bottom of 22 cavity of bottom bar 21 and middle bar Portion.

In the present embodiment, 21 cavity bottom of bottom bar is connected by being located at 29 one end of rising spring inside bottom bar 21, The bottom of bar 22 in other end connection, so that bar 22 slides in 21 internal cavities of bottom bar in pushing, by being located in middle bar 22 22 cavity bottom of bar in 29 one end of rising spring connection in portion, the other end connects the bottom of mandril 23, so that mandril 23 be pushed to exist It is slided in middle 22 internal cavities of bar, and then elongation and shortening are laid a good foundation between entire mandril 23, middle bar 22 and bottom bar 21.

Further, it hole 28, jacking block 27 and supports into block 16 in the same plane, jacking block 27 and hole 28 are located at same On a straight line.

In the present embodiment, by setting jacking block 27 and hole 28 on the same line, thus jacking block 27 can be straight It connects to slide into upper and lower two different holes 28 and be fixed, it, can be by middle 22 He of bar when jacking block 27 is in the hole 28 of lower section Mandril 23 locks the cavity bottom in bottom bar 21 and middle bar 22 respectively, when the hole 28 above of jacking block 27, it is ensured that is supporting When, middle bar 22 and mandril 23 will not generate downslide, can will be located at different positions by plane by supporting into block 16 and jacking block 27 The extruding of jacking block 27 set is retracted into receiving storehouse, convenient for the adjustment of 22 position of mandril 23 and middle bar.

Further, connecting rod 15, to being provided with four groups into block 16, bottom bar 21, middle bar 22, mandril 23 and gasket 24, It is located at four turnings of weighing plate 14.

In the present embodiment, four turnings in weighing plate 14 are provided with connecting rod 15, support into block 16, bottom bar 21, middle bar 22, mandril 23 and gasket 24, can be when weighing overload, and the surrounding of weighing disk 14 is supported, and prevents weighing plate 14 declines cause the damage of internal weighing part.

The working principle and process for using of the utility model: after the utility model installs, user will be overweight first Object be placed on inside weighing plate 14, then weighing plate 14 and weigh part and carry out decline measurement, but the strength for weighing part is insufficient Also continuing to decline so that 14 dropping distance of weighing plate is more than the normal range for weighing decline with support, at this moment synchronous decline Connecting rod 15 drive support also is being declined into block 16, when support drop to the position of jacking block 27 into block 16 when, arc-shaped support into The jacking block 27 that block 16 squeezes arc-shaped bounces back, so that jacking block 27 has left in the hole 28 of lower section, middle bar 22 and mandril 23 are not having There is what jacking block 27 blocked to ask under condition, is risen by the promotion of rising spring 29 of lower section, until respective jacking block 27 snaps fit onto Respectively in the hole 28 of top, another is stuck, while the support rod height that bottom bar 21, middle bar 22 and mandril 23 form is solid It is fixed, and the weighing plate of decline 14 is supported, it prevents weighing plate 14 from continuing decline and causes to weigh the damage of part, protect entire Balance weighs part and pushes up weighing plate 14 and move up when removing weight, and the drive that moves up of weighing plate 14 is supported and moved up into block 16, The jacking block 27 of clamping is squeezed to the inside for being retracted to hole 28 again, then user presses gasket 24, pushes mandril 23, middle bar 22 Go down, restores the support rod of contraction state.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims

1. a kind of anti-overload balance, which is characterized in that including weigh assembly (1) and prevention component (2), the weigh assembly (1) Including stabilizer blade (11), shell (12), weighing piece (13), weighing plate (14), connecting rod (15) and support into block (16), the shell (12) it is fixedly connected on the stabilizer blade (11), the shell (12) is located at the upper surface of the stabilizer blade (11), the weighing piece (13) it is removably connected to the shell (12), the weighing piece (13) is located at the inside of the shell (12), the weighing plate (14) it is removably connected to the weighing piece (13), the weighing plate (14) is located at the upper surface of the weighing piece (13), described Connecting rod (15) is fixedly connected on the weighing plate (14), and the connecting rod (15) is located at the lower surface of the weighing plate (14), Described support is fixedly connected on the connecting rod (15) into block (16), described to support the outside for being located at the connecting rod (15) into block (16) Face, the prevention component (2) include bottom bar (21), middle bar (22), mandril (23), gasket (24), release spring (26), jacking block (27), hole (28) and rising spring (29), the bottom bar (21) are fixedly connected on the shell (12), bottom bar (21) position In the inside of the shell (12), the middle bar (22) is slidably connected to the bottom bar (21), and the middle bar (22) is located at described The inside of bottom bar (21), the mandril (23) are slidably connected to the middle bar (22), and the mandril (23) is located at the middle bar (22) inside, the gasket (24) are removably connected to the mandril (23), and the gasket (24) is located at the mandril (23) Upper surface, the inside of the middle bar (22) and the mandril (23) offers receiving storehouse (25), and the jacking block (27) passes through In the internal slide connection of receiving storehouse (25), the jacking block (27) is connected in described hole for release spring (26) (28), the jacking block (27) is located at the inside of described hole (28), the rising spring (29) be contained in the bottom bar (21) and The inside of the middle bar (22).

2. a kind of anti-overload balance as described in claim 1, which is characterized in that described to support into block (16) and the jacking block (27) It corresponds, and is provided with two groups, the mutual distance between two groups is different.

3. a kind of anti-overload balance as described in claim 1, which is characterized in that there are four described hole (28) settings, respectively It is sequentially distributed from top to bottom positioned at the bottom bar (21) and the middle bar (22) outer surface, and in outer surface.

4. a kind of anti-overload balance as described in claim 1, which is characterized in that the receiving storehouse (25), the release spring (26) and the jacking block (27) is provided with two groups, is located at the inside of the mandril (23) and the middle bar (22).

5. a kind of anti-overload balance as described in claim 1, which is characterized in that the bottom bar (21) and the middle bar (22) Inside offers cavity, and the cavity of the bottom bar (21) contains the middle bar (22), and the cavity of the middle bar (22) is received Have the mandril (23).

6. a kind of anti-overload balance as claimed in claim 5, which is characterized in that there are two rising spring (29) settings, It is located at the bottom of the bottom bar (21) and the middle bar (22) cavity.

7. a kind of anti-overload balance as described in claim 1, which is characterized in that described hole (28), the jacking block (27) and Described to support into block (16) in the same plane, the jacking block (27) and described hole (28) are located on the same straight line.

8. a kind of anti-overload balance as described in claim 1, which is characterized in that the connecting rod (15) described is supported into block (16), the bottom bar (21), the middle bar (22), the mandril (23) and the gasket (24) are provided with four groups, respectively position In four turnings of the weighing plate (14).