CN105973430A - Electronic weighing balance - Google Patents
Electronic weighing balance Download PDFInfo
- Publication number
- CN105973430A CN105973430A CN201610622991.6A CN201610622991A CN105973430A CN 105973430 A CN105973430 A CN 105973430A CN 201610622991 A CN201610622991 A CN 201610622991A CN 105973430 A CN105973430 A CN 105973430A
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- China
- Prior art keywords
- supporting part
- spring
- load cells
- upper supporting
- precision
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/44—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing persons
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/62—Over or under weighing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/23—Support or suspension of weighing platforms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/14—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
- G01G3/1402—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Force In General (AREA)
Abstract
The invention discloses an electronic weighing balance which comprises a carrier plate, a base and four combined type weighing sensors arranged in the base and used for supporting the carrier plate. Each combined type weighing sensor comprises an installation base, a first precision weighing sensor, an elastic supporting part, a second precision weighing sensor, a supporting foot and an adjusting mechanism used for adjusting the overall height of the elastic supporting part. The elastic supporting part comprises an upper supporting part, a spring and a lower supporting part. The installation base, the first precision weighing sensor, the upper supporting part, the spring, the lower supporting part, the second precision weighing sensor and the supporting foot are sequentially connected in a pressed mode. The upper supporting part is provided with a force guide pressure connection portion, and the supporting foot is provided with a force guide pressure supporting portion. In the free state, the force guide pressure connection portion is higher than the force guide supporting portion; when the pressure borne by the upper supporting part reaches a preset degree, the force guide pressure connection portion moves downwards to be connected to the force guide supporting portion in a pressed mode. The electronic weighing balance has two stages of continuous range and has different precision values in the two stages of continuous range.
Description
Technical field
The invention belongs to equalizer technology field, be specifically related to a kind of weighing electronic scale.
Background technology
Body weight electronic scale in the market, its structure mainly includes support board, display screen, regulation button, power module
With the LOAD CELLS composition for supporting support board, its function is mainly used in human body of weighing, and is usually when carrier body weight
After amount exceedes preset value, display screen just starts to show numerical value, and this preset value is usually 5 kilograms；It addition, this kind of body weight electronic scale
Maximum range is usually 180 kilograms, and accuracy value only has 100 grams, and error is relatively big, so this traditional body weight electronic scale removes on ordinary days
Outside weighing in, substantially cannot function as its use, especially cannot be used for using as electronic scale.And existing kitchen electricity
Sub-scale, its accuracy value can reach 1 gram the least, but its range is usually no more than 10 kilograms, so cannot function as scale
Use.
Summary of the invention
It is an object of the invention to provide and a kind of there is the continuous range in double rank and in the range of each rank, there is different accuracy value
Weighing electronic scale.
The technical scheme realizing the object of the invention is: a kind of weighing electronic scale, including the loading for putting object to be claimed
Plate；It is characterized in that: also include being arranged on the base below support board and arranging four in the base for supporting support board
Combination type LOAD CELLS；Each combination type LOAD CELLS includes mounting seat, the first precision LOAD CELLS, elastic bearing
Part, the second precision LOAD CELLS, spike and for regulating the governor motion of elastic supporting piece whole height；Elastic supporting piece
Including upper supporting part, spring and lower supporting part, the top of spring is connected on upper supporting part, and the bottom of elastic supporting piece is connected to
On lower supporting part；Described mounting seat, the first precision LOAD CELLS, upper supporting part, spring, lower supporting part, the second precision are weighed
Sensor and a spike crimp setting successively；Upper supporting part is provided with leads power pressure contact portion, and a spike is provided with leads power support；Gusset piece
The center in portion is provided with adjustment hole；Lower supporting part is provided with mounting plate portion, projects upwards the sliding chamber of having of formation from mounting plate portion
Tube shape bulge and the second deck being arranged on mounting plate portion diapire；The center of the tube shape bulge of lower supporting part, is additionally provided with
From the circular connection pylon that mounting plate portion is protruding upward, the roof center of this connection pylon is provided with connection screw；Tube shape bulge
Couple pylon with circle and enclose formation annular spacing groove；The bottom of spring is positioned at this annular spacing groove, and is connected to lower support
On part, the top of spring is connected on the diapire of upper supporting part；Governor motion includes regulating screw, and this regulation screw is from top to bottom
It is sequentially provided with the portion of screwing, slide connecting part and the spiro union portion adaptive with adjustment hole, screws the external diameter external diameter more than slide connecting part in portion, sliding
The shape in portion is the cylinder that outer wall is smooth；The adjustment hole of described upper supporting part is stepped hole, be the most successively aperture relatively
The less slide opening district of big crimping porose area and aperture, the diapire of crimping porose area is as electrolysis, and slide opening district is the circle that hole wall is smooth
Hole；Described spiro union portion is spirally connected and is fixed in the connection screw coupling pylon；During free state, under the top pressure effect of spring, rotation
Stubborn portion is positioned in crimping porose area, and the diapire screwing portion is crimped on the diapire of crimping porose area, namely on described electrolysis；Sliding
Portion is then positioned in slide opening district；Under external force, slide connecting part can slide up and down in slide opening district, so that upper supporting part can be
Move up and down under the guide effect of regulation screw slide connecting part；Under free state, the power pressure contact portion of leading exceeds leads power support；Upper supporting
Compression spring during part pressure-bearing stress, so drive lead defeat connect subordinate move, when upper supporting part pressure-bearing stress is to predeterminable level, lead
Defeat and meet subordinate and move to be crimped on and lead on power support；Upper supporting part has horizontally disposed gusset piece portion；Leading of upper supporting part
Power pressure contact portion and gusset piece portion are made into integration, and enclose formation one cavity, the second deck, the second precision LOAD CELLS, spring
It is respectively positioned in this cavity with lower supporting part.
In such scheme, the range of the first precision LOAD CELLS is more than the range of the second precision LOAD CELLS.
When the present invention weighs in the first rank range, namely the power pressure contact portion of leading not yet is displaced downwardly to be crimped on and leads on power support
Time, the first precision LOAD CELLS and the second precision LOAD CELLS bear whole pressure simultaneously, but can utilize the second precision
The independent check weighing of LOAD CELLS, namely externally connected with display screen only shows the data that the second precision LOAD CELLS measures, its accuracy value
Being the accuracy value of the second precision LOAD CELLS, general use higher precision, such as accuracy value is 1 gram or less；?
When weighing in two ranges, namely leading to defeat and meet subordinate and move to be crimped on when leading on power support, the first precision LOAD CELLS holds
Being subject to whole pressure, the second precision LOAD CELLS to be subjected only to partial pressure, remaining pressure then directly passes by leading power pressure contact portion
It is handed to lead on power support, it is possible to utilize the first independent check weighing of precision LOAD CELLS, namely externally connected with display screen only shows
The data that first precision LOAD CELLS measures, its accuracy value is the accuracy value of the second precision LOAD CELLS, and general employing is relatively
Low precision, such as accuracy value are 100 grams or bigger；During it addition, the present invention weighs in second-order range ability, now lead
Defeating and meet subordinate and move to be crimped on and lead on power support, spring deformation is not further added by, namely is applied to the second precision weighing and sensing
Pressure on device is not further added by, thus effectively protects the second precision LOAD CELLS so that it is will not damage because load is overweight；This
Outward, the present invention, by selecting spring as the core of elastic supporting piece, can connect by selecting suitable spring to make to lead to defeat
Portion and lead and have suitable clearance distance between power support, can reduce the machining accuracy to upper supporting part and a spike and want
Ask, can guarantee that again comfort during use.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the first structure of the present invention；
Fig. 2 is a kind of side view of electronic scale shown in Fig. 1；
Fig. 3 is that in electronic scale shown in Fig. 1, combination type LOAD CELLS is in the first rank range and weighs a kind of structural representation of state
Figure；
Fig. 4 is that combination type LOAD CELLS shown in Fig. 3 is in second-order range and weighs a kind of structural representation of state；
Fig. 5 is the first precision LOAD CELLS and a kind of explosive view of the first screw in combination type LOAD CELLS shown in Fig. 3；
Fig. 6 is the first precision LOAD CELLS shown in Fig. 5 and first screw a kind of explosive view when another angle is observed；
Fig. 7 is the second precision LOAD CELLS and a kind of explosive view of a spike in combination type LOAD CELLS shown in Fig. 3；
Fig. 8 is the second precision LOAD CELLS shown in Fig. 7 and the spike a kind of explosive view when another angle is observed；
Fig. 9 is that in the second structure of the present invention, combination type LOAD CELLS is in weigh a kind of structure of state of the first rank range and shows
It is intended to；
Figure 10 is that combination type LOAD CELLS shown in Fig. 9 is in second-order range and weighs a kind of structural representation of state；
Figure 11 is the first precision LOAD CELLS and a kind of explosive view of capping in combination type LOAD CELLS shown in Fig. 9；
Figure 12 is the first precision LOAD CELLS shown in Figure 11 and the capping a kind of explosive view when another angle is observed；
Figure 13 is that in the third structure of the present invention, combination type LOAD CELLS is in the first rank range and weighs a kind of structure of state
Schematic diagram；
Figure 14 is a kind of structural representation when removing regulation screw and spring of the combination type LOAD CELLS shown in Figure 13；
Figure 15 is a kind of structural representation regulating screw in combination type LOAD CELLS shown in Figure 13；
Combination type LOAD CELLS shown in Figure 16 Figure 13 is in second-order range and weighs a kind of structural representation of state；
Figure 17 is that in the 4th kind of structure of the present invention, combination type LOAD CELLS is in the first rank range and weighs a kind of structure of state
Schematic diagram；
Figure 18 is that combination type LOAD CELLS shown in Figure 17 is in second-order range and weighs a kind of structural representation of state.
Detailed description of the invention
(embodiment 1)
The present embodiment is a kind of adjustable combination type weighing electronic scale, as shown in Fig. 1 to Fig. 8, including for putting thing to be claimed
The support board 91 of body；It is characterized in that: also include the base 92 being arranged on below support board and four use in the base are set
Combination type LOAD CELLS 93 in supporting support board.
Each combination type LOAD CELLS includes mounting seat the 1, first precision LOAD CELLS 2, elastic supporting piece the 3, second essence
Spend LOAD CELLS 4, a spike 5 and be used for regulating the governor motion 6 of elastic supporting piece whole height；Elastic supporting piece includes
Supporting member 31, spring 32 and lower supporting part 33, the top of spring is connected on upper supporting part, and the bottom of elastic supporting piece is connected to
On lower supporting part；Described mounting seat, the first precision LOAD CELLS, upper supporting part, spring, lower supporting part, the second precision are weighed
Sensor and a spike crimp setting successively；Upper supporting part is provided with leads power pressure contact portion 311, and a spike is provided with leads power support 51；
Under free state, the power pressure contact portion of leading exceeds leads power support；Compression spring during upper supporting part pressure-bearing stress, and then drive and lead and defeat
Meet subordinate to move, when upper supporting part pressure-bearing stress is to predeterminable level, lead to defeat meeting subordinate and move to be crimped on and lead on power support.Under
Mask body illustrates concrete structure and the operation principle of the present embodiment.
The diapire of mounting seat is provided with the first deck 11, and the roof of mounting seat has a plane, is used for being bonded and fixed at
On the diapire of external support board；First precision LOAD CELLS is provided with first fixed part the 21, first load deformations 22 and arranges
The first resistance strain gage 23 in the first load deformations, the first resistance strain gage can be subject to the first load deformations pressure-bearing
The deformation produced during power is converted into the signal of telecommunication；First fixed part clamping is arranged in the first deck, and this clamping is arranged can letter
Change the assembly operation of the first precision LOAD CELLS.
Upper supporting part has horizontally disposed gusset piece portion 312, and the power pressure contact portion of leading is to be downwardly projected formation from gusset piece portion
Annular boss, lead and there is on the roof of power support the annular bearing surface adaptive with leading power pressure contact portion；First load deformations
Crimping is arranged on the roof in gusset piece portion.
The center of gusset piece portion diapire is provided with the guiding traveller 313 being downwardly projected formation；Lower supporting part is provided with installing plate
Portion 331, project upwards from mounting plate portion formation the tube shape bulge 332 with sliding chamber, be arranged on mounting plate portion diapire
Two decks 333；Spring housing is located on tube shape bulge, and the top of spring is connected on the diapire in gusset piece portion of upper supporting part, bullet
On the roof of the mounting plate portion that the bottom of spring is connected to lower supporting part；Guide traveller to be positioned in the sliding chamber of tube shape bulge, and can be
Sliding up and down in sliding chamber, this structure makes upper supporting part under guiding the traveller 313 guide and limit effect with tube shape bulge 332
Move up and down.Second precision LOAD CELLS is provided with second fixed part the 41, second load deformations 42 and is arranged on second and holds
The second resistance strain gage 43 in power deformations, the second resistance strain gage can be producing during the second load deformations pressure-bearing stress
Deformation be converted into the signal of telecommunication；Second fixed part clamping is arranged in the second deck, and this clamping arranges and can simplify the second essence
The assembly operation of degree LOAD CELLS；Second load deformations crimping is arranged on a spike.
In the present embodiment, the second precision force cell is LOAD CELLS for kitchen use, and its range is 0 to 5 kilogram, precision
Value can reach 1 gram；Specifically, the shape of described second fixed part be by four edges combination formed rectangular box-like, second holds
The shape of power deformations is to be combined, by two bases and three straight flanges arranging with this base vertical, " mountain " font formed, the
Two load deformations are arranged in the rectangle frame of the second fixed part, the central straight in three straight flanges of described second load deformations
The inner side edge wall of the end on limit and a frame middle-end of the second fixed part is connected.The structure shape of this second precision LOAD CELLS
Shape is relatively reasonable, it is easy to by impact style processing and manufacturing, and cost is relatively low.
In the present embodiment, the first precision LOAD CELLS is human body weighing's sensor, and its range is 0 kilogram to 50 kilograms,
Accuracy value is 100 grams.
The present embodiment is owing to using four combination type LOAD CELLSs, and the scope of weighing of the first rank range is 0 to 20 kilogram,
Can meet the demand that daily small articles is weighed, the scope of weighing of second-order range is 20 to 200 kilograms, can meet body scale
The demand of weight.
In the present embodiment, the first precision LOAD CELLS is structurally similar to the second precision LOAD CELLS, but
On the thickness of size and sheet material used bigger than the first precision LOAD CELLS.Specifically, the shape of described first fixed part is
By four edges combination formed rectangular box-like, the shape of the first load deformations is by a base and to set with this base vertical
" mountain " font that three the straight flange combinations put are formed, the first load deformations is arranged in the frame of the first fixed part, and described first
The end of the center straight flange in three straight flanges of load deformations and the inner side edge wall phase of a frame middle-end of the first fixed part
Even.The first precision LOAD CELLS and the first precision LOAD CELLS in the present embodiment are suitable for by impact style processing system
Make, advantageously reduce manufacturing cost.It addition, the first precision LOAD CELLS and the second precision weighing and sensing used by the present embodiment
Device may be used without the force cell the most widely circulated and price is the cheapest, thus effectively reduces manufacturing cost.
In the present embodiment, the first load deformations of the first precision LOAD CELLS is provided with two the first fastener holes 221；
The roof in gusset piece portion is provided with two the fastening screws adaptive with the first fastener hole, the first load deformations by with fastening spiral shell
Two the first screws 24 of hole adaptation are spirally connected on the roof being fixed on gusset piece portion.Specifically, described first load deformations
Article three, two straight flanges being positioned at straight flange both sides, center in straight flange, are respectively provided with first fastener hole 221；This structure is realizing
While first load deformations crimping gusset piece portion, the first load deformations is also utilized to be directly connected to and position gusset piece portion,
Its structure more simplifies compact.In concrete practice, it is possible to by anchor mode, the top in gusset piece portion is anchored in first and holds
On the diapire of power deformations, such as, two anchor boss protruding upward are set on the roof in gusset piece portion, at the first load
Arranging two anchor holes in deformations, each boss that is anchored passes anchor process after a corresponding anchor hole, and this anchor mode also has
Imitate feasible.
In the present embodiment, the second load deformations of the second precision LOAD CELLS is provided with two the second fastener holes 421,
Two installation screws that the roof of spike is provided with and the second fastener hole is adaptive, the second load deformations by with installation screw
Two adaptive the second screws 44 are fixed on the roof of a spike.Specifically, described three straight flanges of second load deformations
In two straight flanges being positioned at straight flange both sides, center, be respectively provided with second fastener hole.Certainly, described spike also can pass through anchor
The mode of connecing is fixedly installed on the diapire of the second load deformations.Such as, the roof of spike is arranged two protruding upward
Anchor boss, each boss that is anchored is through after corresponding second fastener hole, then carries out anchoring process.This structure is realizing
While two load deformations crimping spikes, also utilizing the second load deformations to be directly connected to location spike, its structure is relatively
Compact for simplifying.
In the present embodiment, power of leading pressure contact portion and the gusset piece portion of upper supporting part are made into integration, and enclose formation one cavity, the
Two decks, the second precision LOAD CELLS, spring and lower supporting part are respectively positioned in this cavity.The advantage of this structure is permissible
Second precision LOAD CELLS, spring and lower supporting part are protected, prevents extraneous factor from it being disturbed.Concrete real
In trampling, it is possible to power pressure contact portion will be led and split part is each made in gusset piece portion, and be finally assemblied at together, be also feasible.
The present embodiment Elastic supporting member relatively reasonable in structure compact, can preferably be accurately positioned spring,
Prevent its eccentric displacement, it addition, this structure is especially suitable for quickly assembling and later maintenance replacing.Additionally, this structure is also filled
Divide the performance advantage that make use of spring, by selecting suitable spring, so that during free state, leading of upper supporting part is defeated
The gap connecing the bottom in portion and power of the leading support top of spike is in suitably sized, it is generally preferable to be 1 millimeter to 5 millis
Rice, preferably preferred size is 2 millimeters to 3 millimeters, significantly can fall to people when human body weighs sense in excessive gap, because
Power of leading pressure contact portion now have to be displaced downwardly to be crimped on leads on power support, namely quickly moves down whole above-mentioned gap size；
Too small gap may require that higher machining accuracy, improves technology difficulty and manufacturing cost.
In the present embodiment, the range of the first precision LOAD CELLS is greater than the range of the second precision LOAD CELLS, also
I other words the maximum of the first precision LOAD CELLS is weighed, value is greater than the maximum of the second precision LOAD CELLS and weighs value, passes through
Choose suitable spring, and select suitable power of leading pressure contact portion and the distance led between power support, can be by the second precision
LOAD CELLS pressure is limited in its range ability, thus prevents the second precision LOAD CELLS from being pressed because of overweight
Damage；The advantage of this limiter protected mode is: owing to the elastic deformation of strain gauge load cell is the least, such as the present embodiment
In the second precision LOAD CELLS whole range in deformation difference in height calculate in microns, if use rigid support replace this
Spring in embodiment, then the gap between power of leading pressure contact portion and power of the leading support of a spike of upper supporting part also must be with micro-
Meter Heng Liang, this is the most too high to requirement on machining accuracy, and cause in view of the error in materials processing molding and the temperature difference
Material expands change, industrial is difficulty with；If but use spring to amplify deformation, just can the most effectively reduce machining accuracy
Require and manufacturing cost.
In the present embodiment, the outer wall of upper supporting part is provided with the clamping installation portion 316 for installing self entirety, this clamping
Installation portion is the wedge shape latch outwardly formed from upper supporting part outer wall.Base 92 is provided with four blocked holes, and each pair of rank claim
Weight sensor is fixed in a corresponding blocked hole by clamping installation portion；This mounting means more simplifies, and each pair
Rank LOAD CELLS can independently dismount, it is simple to overhauls and changes.
In the present embodiment, the power support of leading is provided with static contact 71, and the power pressure contact portion of leading is provided with moving contact 72, when this leads power
Pressure contact portion is crimped on when leading on power support, and moving contact crimping is arranged on static contact, and both realize electrical connection.At concrete practice
In, when moving contact and static contact electrical contact, produce a signal of telecommunication and control electricity to the external central control circuit being connected, central authorities
When road receives this signal, show the data that the second precision LOAD CELLS measures on a display screen；When central control circuit not
When receiving this signal, show the data that the first precision LOAD CELLS measures on a display screen；In other words, this dynamic/static contact
Combine the signal switch automatically can changed as display screen video data；This structure, can simplify central authorities' control
The programming of CPU element in circuit processed.In concrete practice, also can use other structure, for example with tongue tube, proximity switch etc.
This dynamic/static contact is replaced to combine.
The operation principle of each combination type LOAD CELLS is:
The pressure that mounting seat affords self all passes to the gusset piece of upper supporting part by the first precision LOAD CELLS
Portion；Upper supporting part is in free state namely when not bearing pressure, and it is led power pressure contact portion and exceeds power of the leading support of lower supporting part；
Compression spring during upper supporting part pressure-bearing stress thus move down, when mounting seat pressure-bearing stress is less than 5 kilogram, namely the
Time in single order range ability, by selecting suitable spring and selecting suitable power of leading pressure contact portion and lead between power support
Away from, during so that weigh in this rank range, the power pressure contact portion of leading will not be crimped onto and cause on support, and now gusset piece portion is certainly
Whole pressure transmission suffered by body give the second precision LOAD CELLS, during being somebody's turn to do, and the first precision LOAD CELLS and the second precision
LOAD CELLS all bears whole pressure, but external display screen only shows the data that the second precision LOAD CELLS measures,
Its accuracy value is the accuracy value that the second precision LOAD CELLS has, and in the present embodiment, the accuracy value in this range is 1 gram；
When mounting seat pressure-bearing stress is less than 50 kilograms and is more than or equal to 5 kilogram, namely time in second-order range ability,
The power pressure contact portion of leading can be crimped on leads on power support, the pressure that now the gusset piece portion of upper supporting part bears, only sub-fraction
Passing to the second precision LOAD CELLS, remaining major part is then directly passed to the power of leading of a spike and supports by leading power pressure contact portion
In portion；Owing to, during this, the first precision LOAD CELLS bears whole pressure, so external display screen only shows first
The data that precision LOAD CELLS measures, its accuracy value is the accuracy value that the first precision LOAD CELLS has, in the present embodiment,
Accuracy value in this range is 100 grams；In this second-order range ability, the deformation of spring no longer increases, namely the second precision claims
The pressure that weight sensor is born is in preset range, so that the second precision LOAD CELLS will not be because of super during Gai
Weigh and damage.
The structure design of the present embodiment is relatively reasonable, it is possible to reduce requirement on machining accuracy, reduces manufacturing cost and technique is difficult
Degree；Additionally can also effectively prevent the second precision LOAD CELLS because of overweight and crushing；In addition the outer wall of the present embodiment upper supporting part
It is provided with the clamping installation portion for installing self entirety, when assembling, can entire card be contained on external plastic feet, operation letter
Prompt convenient.
The periphery wall propping up spike is provided with the stopper section 52 of evagination, and the periphery wall leading power pressure contact portion is provided with external screw thread district
314；Governor motion includes regulating spiral cover 61 and to top spiral cover 62, and the inwall of this regulation spiral cover bottom is provided with the annular of convex to be prevented
De-pressure contact portion 611, the inwall on top is provided with and leads the internal threaded regions 612 that power pressure contact portion external screw thread district is adaptive；Described anticreep pressure
The portion of connecing is set in being positioned on the periphery wall below stopper section of lower supporting part, and top spiral cover rotation is located at the external screw thread leading power support
Qu Shang, and be connected to regulate on spiral cover；Under external force, power support leading power pressure contact portion bottom and can be led in described stopper section
Slide up and down between top.Under free state, under the elastic force effect of spring, anticreep pressure contact portion apical grafting is on stopper section；When
During gusset piece portion pressure-bearing stress, stress is shortened by spring, leads power pressure contact portion and by drive regulation spiral cover and moves down, now pushing up spiral cover
Anticreep pressure contact portion 611 move down the most therewith, be positioned at the lower section of stopper section 52.
The advantage of this kind of structure is: in concrete practice, spring owing to being restricted by its processing technique, its concordance
Being difficult to ensure that, typically can use four combination type LOAD CELLSs due to weighing scale and kitchen scale, concordance is difficult to ensure that simultaneously
Spring may result in the height of four LOAD CELLSs and slightly distinguish, impact assembles and uses, and even picks up when user
When electronic scale is observed, the bottom of each lower supporting part may not at grade, and pole is unsightly；The present embodiment uses governor motion
Adjust the whole height under spring free state, even if so that the present embodiment uses the slightly larger spring of error, also having only to
Regulation spiral cover is rotated in place, the concordance of whole height can be ensured.It addition, this structure is so that the present embodiment is in
All attached state, will not be scattered mutually and cause losing parts.
(embodiment 2)
The present embodiment is essentially identical with above-described embodiment 2, and difference is: as shown in Fig. 9 to Figure 12, in the present embodiment
One precision LOAD CELLS is still provided with the first fixed part, the first load deformations and is arranged in the first load deformations
For detecting the first resistance strain gage of the first load deformations deflection；But the first precision LOAD CELLS in the present embodiment
Shape be similar to instead " G " font, its first fixed part approximation " C " font, the shape of the first load deformations is similar to one
Less " C " font, and be connected with the first fixed part, combination forms anti-" G " font.The amount of this kind the first precision LOAD CELLS
Journey is the most same as in Example 2 with accuracy value, and this structure also can be made by impact style, and its manufacturing process is simpler.Peace
The bottom of dress seat is provided with capping 12, and capping and mounting seat enclose formation one containing cavity 13, and the first deck and the first precision are weighed biography
Sensor is positioned in this containing cavity；Capping include center hole 121, interior cover region 122, outer cover region 123 and connect in cover region and outer
The a plurality of spiral elastic arm 124 of cover region, center hole is arranged at inner cap district center；The center in gusset piece portion is provided with and projects upwards
The cylinder table 317 formed, the periphery wall of cylinder table is bonded and fixed in center hole, and the first load deformations directly crimps setting
On the roof of cylinder table.Capping with holding part with the use of, the first precision LOAD CELLS being pointed in containing cavity is carried out
Preferably protection.Further, since spiral elastic arm can be made sufficiently thin little, this kind of structure can fully reduce mounting seat with upper
The power transmitted by capping between the cylinder table 317 of supporting member so that it is the error caused affects the precision in second-order range
For, reach the degree ignored.
The present embodiment reduce further the structural requirement to the first precision LOAD CELLS, and simplifies assembly operation,
Manufacturing cost can be reduced further.
(embodiment 3)
The present embodiment is substantially the same manner as Example 1, and difference is: as shown in Figure 13 to Figure 16, in the present embodiment, and upper supporting
Guiding traveller 313 is no longer set on the diapire in part gusset piece portion.In the present embodiment, the center in gusset piece portion is provided with adjustment hole
315, the center of the tube shape bulge of lower supporting part, it is provided with the circle from mounting plate portion is protruding upward and couples pylon 334, this connection
The roof center of pylon is provided with connection screw 335；Tube shape bulge couples pylon and encloses formation annular spacing groove 336 with circle；
The bottom of spring is positioned at this annular spacing groove, and is connected on the roof of lower supporting part mounting plate portion, and the top of spring abuts
On the diapire of upper supporting part.
The present embodiment includes the governor motion 6 for regulating spring heights, and this governor motion includes regulating screw 63, regulation
Screw is sequentially provided with the portion of screwing 631, slide connecting part 632 and the spiro union portion 633 with adjustment hole 315 adaptation from top to bottom, screws portion
External diameter is more than the external diameter of slide connecting part, and the shape of slide connecting part is the cylinder that outer wall is smooth；The adjustment hole of described upper supporting part is platform
Hole, rank, is the bigger less slide opening district 3152 of crimping porose area 3151 and aperture, aperture the most successively, the end of crimping porose area
Wall is as electrolysis 3153, and slide opening district is the circular hole that hole wall is smooth；Described spiro union portion is spirally connected and is fixed on the connection spiral shell coupling pylon
Kong Zhong；During free state, under the top pressure effect of spring, the portion of screwing is positioned in crimping porose area, and the diapire screwing portion is crimped on
On the diapire of crimping porose area, namely on described electrolysis；Slide connecting part is then positioned in slide opening district；Under external force, slide connecting part can
Slide opening district slides up and down, so that upper supporting part can move up and down under the guide effect of regulation screw slide connecting part.
This structure connects upper supporting part and lower supporting part by using regulation screw so that elastic supporting piece will not be because dividing
Body and lose parts；Simultaneously by this regulation screw of turn, can directly adjust power of leading pressure contact portion and the lower support of upper supporting part
Clearance distance between power of the leading support of part, its structure comparison compact and reasonable.
(embodiment 4)
The present embodiment is substantially the same manner as Example 3, and difference is: as shown in Figure 17 to Figure 18, due on regulation screw
Supporting member and lower supporting part enclose Tibetan wherein, it is impossible to again tune after overall package, so the governor motion in the present embodiment is also
Including regulation spiral cover 61 with to top spiral cover 62；The periphery wall propping up spike is provided with the stopper section 52 of evagination, leads outside power pressure contact portion
Perisporium is provided with external screw thread district 314；Governor motion includes regulating spiral cover 61 and to top spiral cover 62, the inwall of this regulation spiral cover bottom
Being provided with the annular anticreep pressure contact portion 611 of convex, the inwall on top is provided with and leads the interior spiral shell that power pressure contact portion external screw thread district is adaptive
Stricture of vagina district 612；Described anticreep pressure contact portion is set in being positioned on the periphery wall below stopper section of lower supporting part, is located at top spiral cover rotation
Lead in the external screw thread district of power support, and be connected to regulate on spiral cover；Under external force, described stopper section can connect leading to defeat
Bottom, portion and leading slides up and down between power support top.Under free state, under the elastic force effect of spring, anticreep pressure contact portion
Apical grafting is on stopper section；When gusset piece portion pressure-bearing stress, spring by stress shorten, lead power pressure contact portion by drives regulation spiral cover with
Moving down top spiral cover, anticreep pressure contact portion 611 now moves down the most therewith, is positioned at the lower section of stopper section 52.
The advantage of this kind of structure is: in concrete practice, spring owing to being restricted by its processing technique, its concordance
Being difficult to ensure that, typically can use four combination type LOAD CELLSs due to weighing scale and kitchen scale, concordance is difficult to ensure that simultaneously
Spring may result in the height of four LOAD CELLSs and slightly distinguish, impact assembles and uses, and even picks up when user
When electronic scale is observed, the bottom of each lower supporting part may not at grade, and pole is unsightly；The present embodiment uses governor motion
Adjust the whole height under spring free state, even if so that the present embodiment uses the slightly larger spring of error, also having only to
Regulation spiral cover is rotated in place, the concordance of whole height can be ensured.It addition, this structure is so that the present embodiment is in
All attached state, will not be scattered mutually and cause losing parts.
Obviously, the above embodiment of the present invention is only for clearly demonstrating example of the present invention, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, the most also may be used
To make other changes in different forms.Here without also cannot all of embodiment be given exhaustive.And these
Belong to obvious change that the connotation of the present invention extended out or variation still falls within protection scope of the present invention.
Claims (1)
1. a weighing electronic scale, including the support board for putting object to be claimed；It is characterized in that: also include being arranged on loading
Base below plate and setting four combination type LOAD CELLSs being used for supporting support board in the base；Each combination type is weighed
Sensor includes mounting seat, the first precision LOAD CELLS, elastic supporting piece, the second precision LOAD CELLS, spike and use
Governor motion in regulation elastic supporting piece whole height；Elastic supporting piece includes upper supporting part, spring and lower supporting part, spring
Top be connected on upper supporting part, the bottom of elastic supporting piece is connected on lower supporting part；Described mounting seat, the first precision claim
Weight sensor, upper supporting part, spring, lower supporting part, the second precision LOAD CELLS and a spike crimp setting successively；Upper supporting
Part is provided with leads power pressure contact portion, and a spike is provided with leads power support；The center in gusset piece portion is provided with adjustment hole；Lower supporting part is provided with
Mounting plate portion, project upwards the tube shape bulge with sliding chamber of formation from mounting plate portion and be arranged on mounting plate portion diapire
Second deck；The center of the tube shape bulge of lower supporting part, is additionally provided with the circle from mounting plate portion is protruding upward and couples pylon, should
The roof center coupling pylon is provided with connection screw；Tube shape bulge couples pylon with circle and encloses formation annular spacing groove；Bullet
The bottom of spring is positioned at this annular spacing groove, and is connected on lower supporting part, and the top of spring is connected to the diapire of upper supporting part
On；Governor motion includes regulating screw, and this regulation screw is sequentially provided with the portion of screwing, slide connecting part and adaptive with adjustment hole from top to bottom
Spiro union portion, screw the external diameter in the portion external diameter more than slide connecting part, the shape of slide connecting part is the cylinder that outer wall is smooth；Described upper
The adjustment hole of bearing member is stepped hole, is the bigger less slide opening district of crimping porose area and aperture, aperture the most successively, crimping
The diapire of porose area is as electrolysis, and slide opening district is the circular hole that hole wall is smooth；Described spiro union portion is spirally connected and is fixed on the connection coupling pylon
Connect in screw；During free state, under the top pressure effect of spring, the portion of screwing is positioned in crimping porose area, and screws the diapire pressure in portion
It is connected on the diapire of crimping porose area, namely on described electrolysis；Slide connecting part is then positioned in slide opening district；Under external force, sliding
Portion can slide up and down in slide opening district so that upper supporting part can regulation screw slide connecting part guide effect under on move down
Dynamic；Under free state, the power pressure contact portion of leading exceeds leads power support；Compression spring during upper supporting part pressure-bearing stress, so drive lead
Defeat and meet subordinate and move, when upper supporting part pressure-bearing stress is to predeterminable level, lead to defeat meeting subordinate and move to be crimped on and lead power support
On；Upper supporting part has horizontally disposed gusset piece portion；Power of leading pressure contact portion and the gusset piece portion of upper supporting part are made into integration, and enclose
Closing and form a cavity, the second deck, the second precision LOAD CELLS, spring and lower supporting part are respectively positioned in this cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610622991.6A CN105973430A (en) | 2016-01-20 | 2016-01-20 | Electronic weighing balance |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610622991.6A CN105973430A (en) | 2016-01-20 | 2016-01-20 | Electronic weighing balance |
| CN201610096412.9A CN105937946A (en) | 2016-01-20 | 2016-01-20 | Adjustable combined weighing sensor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610096412.9A Division CN105937946A (en) | 2016-01-20 | 2016-01-20 | Adjustable combined weighing sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973430A true CN105973430A (en) | 2016-09-28 |
Family
ID=56951131
Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610617210.4A Withdrawn CN106289475A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale with governor motion |
| CN201610617209.1A Withdrawn CN106197636A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale with the continuous range in double rank |
| CN201610622993.5A Withdrawn CN106017641A (en) | 2016-01-20 | 2016-01-20 | Combined type weighing electronic balance with adjusting mechanism |
| CN201610619751.0A Withdrawn CN106017640A (en) | 2016-01-20 | 2016-01-20 | Combined weighing electronic scale |
| CN201610622991.6A Withdrawn CN105973430A (en) | 2016-01-20 | 2016-01-20 | Electronic weighing balance |
| CN201610619752.5A Withdrawn CN106092298A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale |
| CN201610614828.5A Withdrawn CN105973375A (en) | 2016-01-20 | 2016-01-20 | Combined weighing electronic scale with double-order continuous ranges |
| CN201610624459.8A Withdrawn CN106289488A (en) | 2016-01-20 | 2016-01-20 | A kind of weighing electronic scale in the range of each rank with different accuracy value |
| CN201610622992.0A Withdrawn CN106289486A (en) | 2016-01-20 | 2016-01-20 | There is in the range of each rank the weighing electronic scale of different accuracy value |
| CN201610096412.9A Withdrawn CN105937946A (en) | 2016-01-20 | 2016-01-20 | Adjustable combined weighing sensor |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610617210.4A Withdrawn CN106289475A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale with governor motion |
| CN201610617209.1A Withdrawn CN106197636A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale with the continuous range in double rank |
| CN201610622993.5A Withdrawn CN106017641A (en) | 2016-01-20 | 2016-01-20 | Combined type weighing electronic balance with adjusting mechanism |
| CN201610619751.0A Withdrawn CN106017640A (en) | 2016-01-20 | 2016-01-20 | Combined weighing electronic scale |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610619752.5A Withdrawn CN106092298A (en) | 2016-01-20 | 2016-01-20 | A kind of combination type weighing electronic scale |
| CN201610614828.5A Withdrawn CN105973375A (en) | 2016-01-20 | 2016-01-20 | Combined weighing electronic scale with double-order continuous ranges |
| CN201610624459.8A Withdrawn CN106289488A (en) | 2016-01-20 | 2016-01-20 | A kind of weighing electronic scale in the range of each rank with different accuracy value |
| CN201610622992.0A Withdrawn CN106289486A (en) | 2016-01-20 | 2016-01-20 | There is in the range of each rank the weighing electronic scale of different accuracy value |
| CN201610096412.9A Withdrawn CN105937946A (en) | 2016-01-20 | 2016-01-20 | Adjustable combined weighing sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (10) | CN106289475A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692554A (en) * | 2017-03-31 | 2018-10-23 | 井关农机株式会社 | The crop weight measurement sensor unit of crop packaging container |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306461A (en) * | 2019-06-14 | 2019-10-08 | 溧阳大唐智能化工程有限公司 | A kind of flap turnstile with a variety of identification functions |
| CN111397716A (en) * | 2020-03-16 | 2020-07-10 | 上海壹佰米网络科技有限公司 | Electronic scale |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201047775Y (en) * | 2007-06-25 | 2008-04-16 | 梅特勒-托利多(常州)称重设备系统有限公司 | Weighing module |
| CN201355269Y (en) * | 2008-12-26 | 2009-12-02 | 中山市创源电子有限公司 | Weighing sensor and electronic scale with same |
| CN101865235B (en) * | 2010-07-07 | 2012-01-04 | 南京捷诺环境技术有限公司 | Vibration isolation buffer for resisting strong impact |
| CN104838243B (en) * | 2014-07-23 | 2016-11-30 | 苏州市职业大学 | A kind of electronic scale |
-
2016
- 2016-01-20 CN CN201610617210.4A patent/CN106289475A/en not_active Withdrawn
- 2016-01-20 CN CN201610617209.1A patent/CN106197636A/en not_active Withdrawn
- 2016-01-20 CN CN201610622993.5A patent/CN106017641A/en not_active Withdrawn
- 2016-01-20 CN CN201610619751.0A patent/CN106017640A/en not_active Withdrawn
- 2016-01-20 CN CN201610622991.6A patent/CN105973430A/en not_active Withdrawn
- 2016-01-20 CN CN201610619752.5A patent/CN106092298A/en not_active Withdrawn
- 2016-01-20 CN CN201610614828.5A patent/CN105973375A/en not_active Withdrawn
- 2016-01-20 CN CN201610624459.8A patent/CN106289488A/en not_active Withdrawn
- 2016-01-20 CN CN201610622992.0A patent/CN106289486A/en not_active Withdrawn
- 2016-01-20 CN CN201610096412.9A patent/CN105937946A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692554A (en) * | 2017-03-31 | 2018-10-23 | 井关农机株式会社 | The crop weight measurement sensor unit of crop packaging container |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106289486A (en) | 2017-01-04 |
| CN106289488A (en) | 2017-01-04 |
| CN106289475A (en) | 2017-01-04 |
| CN106092298A (en) | 2016-11-09 |
| CN106197636A (en) | 2016-12-07 |
| CN105973375A (en) | 2016-09-28 |
| CN106017640A (en) | 2016-10-12 |
| CN106017641A (en) | 2016-10-12 |
| CN105937946A (en) | 2016-09-14 |
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Application publication date: 20160928 |