CN207456585U - A kind of automobile scale device of wide range - Google Patents
A kind of automobile scale device of wide range Download PDFInfo
- Publication number
- CN207456585U CN207456585U CN201721624607.2U CN201721624607U CN207456585U CN 207456585 U CN207456585 U CN 207456585U CN 201721624607 U CN201721624607 U CN 201721624607U CN 207456585 U CN207456585 U CN 207456585U
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- CN
- China
- Prior art keywords
- snap ring
- weight box
- bearing plate
- case
- wide range
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model is related to weighing device fields, disclose a kind of automobile scale device of wide range, including the pedestal case being positioned in the groove of ground, weight box is equipped in pedestal case, weight box is pressed in the forced spring of weight box bottom plate, positioning bolt is connected on pedestal case side wall through pedestal chamber interior wall, front end is located in locating slot, and locating slot, which is arranged at, weighs at least two height of box outer wall；Chamber interior wall of weighing is equipped with upper snap ring and lower snap ring, and bearing plate is inserted between upper snap ring and lower snap ring, is equipped with to sense the pressure sensor of bearing plate pressure on upper snap ring and lower snap ring, pressure sensor is connected with control cabinet；Bearing plate blocks lower cavity in weight box case, and compressed gas is equipped in the cavity.The utility model is ensureing measurement accuracy, on the premise of reducing error, can dramatically increase its range.
Description
Technical field
The utility model is related to weighing device field, in particular to a kind of automobile scale devices of wide range.
Background technology
Truck scale is also referred to as weighbridge, is the main weighing-appliance that factories and miness, businessman etc. are used for bulk supply tariff metering.20
Common truck scale is also referred to as mechanical weighbridge before the eighties in century.Twentieth century the mid-80, as high-precision weighing passes
Sensor technology reaches its maturity, and mechanical weighbridge is gradually taken by the electronic vehicle weighing apparatus that precision is high, stability is good, easy to operate
Generation.Truck scale can be divided by scale structure:U-shaped steel truck scale, channel steel truck scale, I-steel truck scale, armored concrete automobile
Weighing apparatus；It can be divided into digital automobile weighing apparatus, analog truck scale, electric truck scale by sensor；Truck scale is commonly called as weighbridge.They
Basic configuration is the same.Sensor, terminal box, printer, weighing instrument are required for, present truck scale, which can match somebody with somebody, to be powered on
Brain and weighing software.
Vehicle weighs device in routine use, is usually embedded in the groove of ground, the upper surface of scale body is concordant with ground.Vapour
The measurement range of vehicle weighing apparatus is determined by its pressure sensor scope of application, due to pressure sensor apparatus problem of materials, when suffered by it
When pressure is excessive, pressure sensor sensing is insensitive when easy crushing pressure sensor or subsequent weight increase.For crushing
Problem may be employed and use extraordinary pressure-resistant material solution instead, but its cost is caused to steeply rise；Increase for subsequent weight and sense
Insensitive the problem of causing measurement error excessive, there is no preferable solutions at present.Therefore existing truck scale range one
As it is smaller, the usual error of truck scale of wide range is larger, and precision is relatively low.
Utility model content
Based on problem above, the utility model provides a kind of automobile scale device of wide range.The utility model is ensureing
Measurement accuracy on the premise of reducing error, can dramatically increase its range.
For solution more than technical problem, the technical solution adopted in the utility model is as follows：
A kind of automobile scale device of wide range is equipped with including the pedestal case being positioned in the groove of ground, in pedestal case and weighs
Case, weight box are pressed in the forced spring of weight box bottom plate, and positioning bolt is connected on pedestal case side wall and passes through pedestal chamber interior wall,
Front end is located in locating slot, and locating slot, which is arranged at, weighs at least two height of box outer wall；Chamber interior wall of weighing is equipped with upper snap ring
With lower snap ring, bearing plate is inserted between upper snap ring and lower snap ring, is equipped with to sense bearing plate pressure on upper snap ring and lower snap ring
Pressure sensor, pressure sensor is connected with control cabinet；Bearing plate blocks lower cavity in weight box case, is set in the cavity
There is compressed gas.
In the utility model, pedestal case is positioned in the groove of ground, and weight box is pressed in forced spring, by positioning spiral shell
Bolt is inserted into locating slot and locks pedestal case and weight box, until the supporting plate of weight box is concordant with ground.When supporting plate height is low
When ground level, positioning bolt is unscrewed, weight box rises under forced spring effect, concordant with ground when rising to supporting plate
When, screwed in place bolt reinserts positioning bolt in the locating slot of respective heights, you can realizes positioning again.
In the utility model, chamber interior wall of weighing is equipped with upper snap ring and lower snap ring, is equipped on upper snap ring and lower snap ring
For sensing the pressure sensor of bearing plate pressure, pressure sensor is connected with control cabinet, these designs can be obviously improved automobile
The range of weighing apparatus, in the initial state, since compressed air exists in cavity, bearing plate is peaked on snap ring lower surface, by thereon
Pressure sensor its gravimetric value is then drawn through control cabinet；As the weight being positioned on truck scale increases, bearing plate effect
Progressively reduce or even disappear in the active force on upper snap ring, be finally pressed on lower snap ring, by the pressure sensor on lower snap ring into
Row detection pressure, its gravimetric value is then drawn through control cabinet.In the utility model, pressure sensor is only used for detection pressure letter
Number, control cabinet is only used for data reduction, is not related to algorithm improvement, therefore does not elaborate herein.
As a preferred mode, bearing plate blocks lower cavity in weight box case, the compressed gas in the cavity
For compressed air or compressed nitrogen.Lower cavity in weight box case is blocked by bearing plate, the compressed gas in the cavity
For compressed air or compressed nitrogen, compressed air is taken supplement conveniently, is poured using air pump, compressed nitrogen is nonflammable
It is not combustion-supporting, both there is it, can meet use.
As a preferred mode, both upper snap ring and lower snap ring and the contact position of bearing plate are equipped with for sealing
Rubber coating.Rubber coating for sealing is equipped with by the contact position of both upper snap ring and lower snap ring and bearing plate, can be protected
Barrier sealing, reduces leakage of compressed gas, ensures normal work and the accuracy of its measurement result.
As a preferred mode, control cabinet is fixedly connected with weight box, fixed on weight box to be connected to display.Pass through
Control cabinet is fixedly connected with weight box, fixed on weight box to be connected to display, by that display can be made to be synchronized with the movement with weight box,
It is shown convenient for observation weight.
Compared with prior art, the beneficial effects of the utility model are：
(1) the utility model is ensureing measurement accuracy, on the premise of reducing error, can dramatically increase its range；
(2) the utility model is blocked lower cavity in weight box case by bearing plate, and the compressed gas in the cavity is
Compressed air or compressed nitrogen, it is convenient that compressed air takes supplement, is poured using air pump, and compressed nitrogen is nonflammable also not
It is combustion-supporting, both there is it, can meet use；
(3) the utility model is equipped with the rubber for sealing by the contact position of both upper snap ring and lower snap ring and bearing plate
Gel coating can ensure sealing, reduce leakage of compressed gas, ensure normal work and the accuracy of its measurement result；
(4) the utility model is fixedly connected by control cabinet with weight box, fixed on the weight box to be connected to display, is led to
Crossing can make display be synchronized with the movement with weight box, be shown convenient for observation weight.
Description of the drawings
Fig. 1 is the structure diagram of embodiment 1.
Fig. 2 is the enlarged diagram of part A in Fig. 1.
Wherein, 1 weight box, 2 locating slots, 3 positioning bolts, 4 pedestal casees, 5 bearing plates, 6 forced springs, 7 displays, 8 controls
Case processed, 10 pressure sensors, snap ring on 11,12 rubber coatings, 13 times snap rings.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings.The embodiment of the utility model includes but unlimited
In the following example.
Embodiment 1：
Referring to Fig. 1~2, a kind of automobile scale device of wide range is described including the pedestal case 4 being positioned in the groove of ground
Weight box 1 is equipped in pedestal case 4, the weight box 1 is pressed in the forced spring 6 of 1 bottom plate of weight box, 4 side wall of pedestal case
On be connected to positioning bolt 3 through 4 inner wall of pedestal case, front end is located in locating slot 2, and the locating slot 2 is arranged at outside weight box 1
In at least two height of wall；1 inner wall of weight box is equipped with upper snap ring 11 and lower snap ring 13, the upper snap ring 11 and lower snap ring
Bearing plate 5 is inserted between 13, is equipped with to sense the pressure sensor of 5 pressure of bearing plate on the upper snap ring 11 and lower snap ring 13
10, the pressure sensor 10 is connected with control cabinet 8；The bearing plate 5 blocks lower cavity in weight box 1 case, the cavity
It is interior to be equipped with compressed gas.
In the utility model, pedestal case 4 is positioned in the groove of ground, and weight box 1 is pressed in forced spring 6, by fixed
Position bolt 3 is inserted into locating slot 2 and locks pedestal case 4 and weight box 1, until the supporting plate of weight box 1 is concordant with ground.Work as support
When plate height is less than ground level, positioning bolt 3 is unscrewed, weight box 1 rises under the effect of forced spring 6, when rising to support
When plate is concordant with ground, screwed in place bolt 3 reinserts positioning bolt 3 in the locating slot 2 of respective heights, you can again
Realize positioning.
In the utility model, 1 inner wall of weight box is equipped with upper snap ring 11 and lower snap ring 13, upper snap ring 11 and lower snap ring 13
On be equipped with to sense the pressure sensor 10 of 5 pressure of bearing plate, pressure sensor 10 is connected with control cabinet 8, these design
The range of truck scale can be obviously improved, in the initial state, since compressed air exists in cavity, bearing plate 5 peaks at snap ring
On 11 lower surfaces, its gravimetric value is then drawn through control cabinet 8 by pressure sensor 10 thereon；With being positioned on truck scale
Weight increases, and the active force that bearing plate 5 is acted on snap ring 11 progressively reduces or even disappears, is finally pressed on lower snap ring 13,
Pressure is detected by the pressure sensor 10 on lower snap ring 13, its gravimetric value is then drawn through control cabinet 8.In the utility model
In, pressure sensor 10 is only used for detection pressure signal, and control cabinet 8 is only used for data reduction, is not related to algorithm improvement, therefore this
Place does not elaborate.
As a preferred mode, the bearing plate 5 blocks lower cavity in weight box 1 case, the pressure in the cavity
Contracting gas is compressed air or compressed nitrogen.Lower cavity in weight box 1 case is blocked by bearing plate 5, in the cavity
Compressed gas is compressed air or compressed nitrogen, and compressed air is taken supplement conveniently, poured using air pump, compressed nitrogen
It is nonflammable also not combustion-supporting, both there is it, can meet use.
As a preferred mode, both the upper snap ring 11 and lower snap ring 13 and the contact position of bearing plate 5 are equipped with
For the rubber coating 12 of sealing.It is equipped with by both upper snap ring 11 and lower snap ring 13 and the contact position of bearing plate 5 for close
The rubber coating 12 of envelope, can ensure sealing, reduce leakage of compressed gas, ensure the accurate of normal work and its measurement result
Property.
As a preferred mode, the control cabinet 8 is fixedly connected with weight box 1, fixed on the weight box 1 to be connected to
Display 7.It is fixedly connected by control cabinet 8 with weight box 1, it is fixed on the weight box 1 to be connected to display 7, by that can make to show
Show that device 7 is synchronized with the movement with weight box 1, shown convenient for observation weight.
It is the embodiment of the utility model as described above.Design parameter in above-described embodiment and embodiment be only for
The utility model verification process of clear statement utility model people, not to limit the scope of patent protection of the utility model,
The scope of patent protection of the utility model is still subject to its claims, every specification with the utility model and attached
The equivalent structure variation that figure content is made, similarly should be included in the scope of protection of the utility model.
Claims (4)
1. a kind of automobile scale device of wide range, it is characterised in that：It is described including the pedestal case (4) being positioned in the groove of ground
Weight box (1) is equipped in pedestal case (4), the weight box (1) is pressed in the forced spring (6) of weight box (1) bottom plate, the base
Positioning bolt (3) is connected on seat-box (4) side wall through pedestal case (4) inner wall, front end is located in locating slot (2), the positioning
Slot (2) is arranged at least two height of weight box (1) outer wall；Weight box (1) inner wall be equipped with upper snap ring (11) and under
Snap ring (13) is inserted with bearing plate (5), the upper snap ring (11) and lower snap ring (13) between the upper snap ring (11) and lower snap ring (13)
On be equipped with to sense the pressure sensor (10) of bearing plate (5) pressure, the pressure sensor (10) with control cabinet (8) even
It connects；The bearing plate (5) blocks lower cavity in weight box (1) case, and compressed gas is equipped in the cavity.
2. a kind of automobile scale device of wide range according to claim 1, it is characterised in that：The bearing plate (5) will claim
Lower cavity blocks in loaded van (1) case, and the compressed gas in the cavity is compressed air or compressed nitrogen.
3. a kind of automobile scale device of wide range according to claim 1, it is characterised in that：The upper snap ring (11) and under
The contact position of both snap rings (13) and bearing plate (5) is equipped with the rubber coating (12) for sealing.
4. a kind of automobile scale device of wide range according to claim 1, it is characterised in that：The control cabinet (8) is with claiming
Loaded van (1) is fixedly connected, fixed on the weight box (1) to be connected to display (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721624607.2U CN207456585U (en) | 2017-11-28 | 2017-11-28 | A kind of automobile scale device of wide range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721624607.2U CN207456585U (en) | 2017-11-28 | 2017-11-28 | A kind of automobile scale device of wide range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456585U true CN207456585U (en) | 2018-06-05 |
Family
ID=62276053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721624607.2U Expired - Fee Related CN207456585U (en) | 2017-11-28 | 2017-11-28 | A kind of automobile scale device of wide range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207456585U (en) |
-
2017
- 2017-11-28 CN CN201721624607.2U patent/CN207456585U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |