CN107525572A - A kind of load cell of three-decker - Google Patents
A kind of load cell of three-decker Download PDFInfo
- Publication number
- CN107525572A CN107525572A CN201710701517.7A CN201710701517A CN107525572A CN 107525572 A CN107525572 A CN 107525572A CN 201710701517 A CN201710701517 A CN 201710701517A CN 107525572 A CN107525572 A CN 107525572A
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- CN
- China
- Prior art keywords
- arms
- layer
- force snesor
- main body
- electric capacity
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention provides a kind of load cell of three-decker, including first layer force snesor, second layer force snesor, third layer force snesor, shield, check weighing main controller and base.
Description
Technical field
It is quick and easy for installation the present invention relates to a kind of simple in construction, and service life is grown after installing, and is hardly damaged, measures
Precision is high, easily determines the load cell for the three-decker for whether having big error.
Background technology
Existing one kind is weighed claims body with electronic scale, including square, and square title body front is provided with LCD and shown
Device, described square claim body back adhesive to have U-shaped support frame rear shell, battery case, battery case are offered in U-shaped support frame rear shell
It is upper that elastic buckles are provided with lid, it is provided with battery in battery case, four corners in U-shaped support frame rear shell are provided with pressure
Power weighing sensor, battery connect pressure and weighting transducers and LCD display with wire by pressure switch, and battery case side is opened
Provided with groove, other side installs flexible V-type card, and battery tabletting is provided with outside battery case, and battery senses with pressure and weighting
Zero button is installed between device, elastic pressuring plate is provided with outside zero button, U-type groove is provided with outside elastic pressuring plate.
The content of the invention
The present invention is directed to problem above, there is provided and it is a kind of simple in construction, it is quick and easy for installation, and service life is grown after installation,
It is hardly damaged, measurement accuracy is high, easily determines the load cell for the three-decker for whether having big error.
Goal of the invention is realized by following scheme：A kind of load cell of three-decker, including first layer force snesor,
Second layer force snesor, third layer force snesor, shield, check weighing main controller and base, shield are located on first layer force snesor
And shield bottom surface has and is only connected with first layer force snesor, first layer force sensor signals output end connection check weighing main controller the
One signal receiving end, first layer force snesor lower section are provided with bearing plate, and bearing plate is located above second layer force snesor and load-bearing
Plate bottom surface has and is only connected with second layer force snesor, and second layer force sensor signals output end connection check weighing main controller second is believed
Number receiving terminal, is provided with bottom plate below second layer force snesor, bottom plate is located at third layer force snesor top and bottom plate bottom surface has and
Only it is connected with third layer force snesor, the signal receiving end of third layer force sensor signals output end connection check weighing main controller the 3rd,
First layer force snesor, second layer force snesor, third layer force snesor are respectively 4, form square, and third layer power passes
Still there is base the bottom of sensor, is provided with back-moving spring between base and third layer force snesor, and shield is hyaline layer, shield bottom
Face is provided with check weighing main controller, and check weighing main controller is provided with the display screen of display data, display screen alignment shield；Third layer power senses
Device is controlled by check weighing main controller and opened, and first layer force snesor and second layer force snesor are by Weight control on shield and bearing plate
Open, in the data and secondary signal receiving terminal on check weighing main controller on the first signal receiving end data difference not equal to bearing plate and
During first layer force snesor, start third layer force snesor.
Further, first layer force snesor, second layer force snesor and third layer force snesor include a biography respectively
Sensor main body and a shell, is provided with sensor main body in shell, shell is located on base, shell including cylinder and with cylinder one
The cover plate of threaded connection is held, the inwall of shell is provided with buckle slot, is provided with buckle on the outside of sensor main body, sensor main body passes through card
Button coordinates with buckle slot is fixedly connected with sensor main body with outer casing inner wall, and the electric wire for connecting sensor main body is passed through in base
The circular hole of centre, it is provided with the circular hole in base center, to sting the introducing device of tight electric wire, introducing device is by the circular hole in base center
Block, be threadedly coupled between introducing device and circular hole, introducing device includes：Introducing device main body, rubber ring and winding device, institute
The outer wall for stating introducing device main body one end is connected provided with screw thread with circular hole, and the introducing device main body other end is provided with and stings tight chamber, stings
Screw thread also is provided with tight cavity wall, and stings tight intracavitary and is provided with rubber blanket, winding device is by stinging being screwed in tight cavity wall and squeezing
Press rubber blanket；Introducing device also includes：Sealing gasket, introducing device main body are arranged sealing gasket, and introducing device with circular hole junction
Main body passes through screw thread crush seal pad with circular hole；Introducing device main body is provided with the hole that the supply lines at insertion both ends passes through, rubber
Circle is provided with the hole that supply lines passes through, and winding device is provided with the hole that supply lines passes through, and cover plate inner side is relative with sensor main body
Place is provided with cushion, and sensor main body is against below cushion.
Further, the sidepiece of shell is provided with slash pocket, and slash pocket is used to removably install capacitance component, and slash pocket, which is provided with, to be inserted
Bag gap, the outside in slash pocket gap are provided with window, form slash pocket wall in the bottom of window, determining capacitance component includes：Electric capacity is pacified
Shelve；Electric capacity on electric capacity mounting bracket, electric capacity mounting bracket include：Electric capacity mounting seat, above electric capacity mounting seat
Provided with mounting hole, the sidepiece of electric capacity mounting seat is provided with arms；The arms of the sidepiece of electric capacity mounting seat can be inserted on slash pocket
In slash pocket gap, so as to which capacitance component is removably attached on the shell of sensor, the arms on electric capacity mounting bracket includes：
Left arms, right arms and the middle arms being located between left arms and right arms, the distal end of middle arms is provided with arms hook or arms is convex
Rise；Interval is provided between middle arms and left arms and right arms, with the bendability of arms in increase, when the arms inserts slash pocket
On slash pocket gap in when, arms hook or arms projection contacts slash pocket wall in arms and bend backward, when arms hook or insert
Arm is raised pass through slash pocket wall edge after, arms hook or arms projection pop into position, so as to arms hook or arms projection clasp it is slotting
Bag wall edge, electric capacity include：The installation bolt on electric capacity head is located at, installation bolt is provided with screw thread, when installation bolt passes through
The upper mounting hole of electric capacity mounting seat, and nut is screwed in into bolt, so as to which electric capacity is fixed in electric capacity mounting seat, electric capacity
Bottom is provided with a pair of pins.
Further, accommodate the content cavity for shell being surrounded to pressure-sensitive deformable film, deformable film in shell
It is divided into upper chamber and lower room；Sensor is placed in a perpendicular direction when in use.
Further, cover plate is provided with some hollow outs, the baffle plate of corresponding hollow out is provided with the inside of cover plate, baffle plate is by being located at cover plate
The knob control movement in center, to block and open hollow out.
Further, baffle plate medial surface is additionally provided with barrier layer, and the top of sensor main body is wrapped up on barrier layer, and barrier layer is used for
Prevent or reduce the material feeler main body for influenceing sensor.
Further, barrier layer includes the barrier layer being made up of nano composite material, and nano composite material includes being inserted into
Nanoclay in polymeric matrix, polymeric matrix include polyimides.
Further, outer side wraps up one layer of airflow layer, and the aeration quantity of airflow layer is 50-80%.
Further, the transverse groove and cannelure through base bottom surface, the transverse groove and longitudinal direction are provided with below base
The section of groove is the shape that opening is small, bottom surface is big.
Further, it is provided with below base mutually corresponding through the transverse groove of base bottom surface and longitudinal groove location.
The beneficial effects of the present invention are：It is simple in construction, it is quick and easy for installation, and service life is grown after installing, not rapid wear
Bad, measurement accuracy is high, and whether easily determine has big error.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described：
Embodiment 1, with reference to accompanying drawing 1, a kind of load cell of three-decker of the invention, including first layer force snesor 2,
Two layers of force snesor 5, third layer force snesor 6, shield 1, check weighing main controller 3 and base 8, shield 1 are located at first layer power sensing
On the device 2 and bottom surface of shield 1 has and is only connected with first layer force snesor 2, the signal output part of first layer force snesor 2 connection check weighing
The signal receiving end of main controller 3 first, the lower section of first layer force snesor 2 are provided with bearing plate 4, and bearing plate 4 is located at second layer power sensing
Above device 5 and the bottom surface of bearing plate 4 has and is only connected with second layer force snesor 5, the connection of the signal output part of second layer force snesor 5
The secondary signal receiving terminal of check weighing main controller 3, the lower section of second layer force snesor 5 are provided with bottom plate 7, and bottom plate 7 is located at third layer power sensing
Above device 6 and the bottom surface of bottom plate 7 has and is only connected with third layer force snesor 6, and the connection of the signal output part of third layer force snesor 6 is surveyed
The signal receiving end of weight main controller the 3rd, first layer force snesor 2, second layer force snesor 5, third layer force snesor 6 are respectively 4
It is individual, square is formed, and still there is base 8 bottom of third layer force snesor 6, is provided between base and third layer force snesor
Back-moving spring, shield are hyaline layer, and shield bottom surface is provided with check weighing main controller, and check weighing main controller is provided with the display of display data
Screen, display screen alignment shield；Third layer force snesor is controlled by check weighing main controller and opened, first layer force snesor and second layer power
Sensor is opened by Weight control on shield and bearing plate, data and the second letter on check weighing main controller on the first signal receiving end
When data difference is not equal to bearing plate and first layer force snesor on number receiving terminal, start third layer force snesor.
A kind of load cell of three-decker, first layer force snesor, second layer force snesor and third layer power sensing
Device includes a sensor main body and a shell respectively, is provided with sensor main body in shell, shell is located on base, shell bag
Cylinder and the cover plate being connected with cylinder threaded one end are included, the inwall of shell is provided with buckle slot, buckle is provided with the outside of sensor main body,
Sensor main body is coordinated by buckle with buckle slot is fixedly connected with sensor main body with outer casing inner wall, and connects sensor main body
Electric wire through base center circular hole, base center circular hole at be provided with, to sting the introducing device of tight electric wire, introducing device
The circular hole in base center is blocked, is threadedly coupled between introducing device and circular hole, introducing device includes：Introducing device main body, rubber
Cushion rubber and winding device, the outer wall of described introducing device main body one end are connected provided with screw thread with circular hole, and introducing device main body is another
One end is provided with and stings tight chamber, stings and screw thread also is provided with tight cavity wall, and stings tight intracavitary and be provided with rubber blanket, and winding device is by stinging tight cavity wall
On be screwed and extrude rubber blanket；Introducing device also includes：Sealing gasket, introducing device main body are arranged close with circular hole junction
Packing, and introducing device main body passes through screw thread crush seal pad with circular hole；Introducing device main body is provided with the power supply at insertion both ends
The hole that line passes through, rubber ring are provided with the hole that passes through of supply lines, and winding device is provided with the hole that supply lines passes through, on the inside of cover plate with
The relative place of sensor main body is provided with cushion, and sensor main body is against below cushion.
A kind of load cell of three-decker, the sidepiece of shell are provided with slash pocket, and slash pocket is used to removably install electric capacity
Component, slash pocket are provided with slash pocket gap, and the outside in slash pocket gap is provided with window, and slash pocket wall, fixed electricity are formed in the bottom of window
Holding component includes：Electric capacity mounting bracket；Electric capacity on electric capacity mounting bracket, electric capacity mounting bracket include：Electric capacity mounting seat, electricity
Hold and be provided with mounting hole above mounting seat, the sidepiece of electric capacity mounting seat is provided with arms；The sidepiece of electric capacity mounting seat is inserted
Arm can be inserted in the slash pocket gap on slash pocket, so as to which capacitance component is removably attached on the shell of sensor, electric capacity peace
The arms shelved includes：Left arms, right arms and the middle arms being located between left arms and right arms, the distal end of middle arms
It is raised provided with arms hook or arms；Interval is provided between middle arms and left arms and right arms, with the bendability of arms in increase,
When in the slash pocket gap on arms insertion slash pocket, arms hook or arms projection contacts slash pocket wall in arms and backward
Bending, after arms hook or arms are raised pass through slash pocket wall edge, arms hook or arms projection pop into position, so that arms hook
Or arms projection clasps slash pocket wall edge, electric capacity includes：The installation bolt on electric capacity head is located at, installation bolt is provided with spiral shell
Line, when installation bolt passes through the upper mounting hole of electric capacity mounting seat, and nut is screwed in into bolt, so as to which electric capacity is fixed on into electricity
Hold in mounting seat, electric capacity bottom is provided with a pair of pins.
A kind of load cell of three-decker, accommodating in shell will to pressure-sensitive deformable film, deformable film
The content cavity that shell surrounds is divided into upper chamber and lower room；Sensor is placed in a perpendicular direction when in use.
A kind of load cell of three-decker, cover plate are provided with some hollow outs, and the gear of corresponding hollow out is provided with the inside of cover plate
Plate, baffle plate controls movement by the knob for being located at cover plate center, to block and open hollow out.
A kind of load cell of three-decker, baffle plate medial surface are additionally provided with barrier layer, barrier layer parcel sensor main body
Top, barrier layer be used for prevent or reduce influence sensor material feeler main body.
A kind of load cell of three-decker, barrier layer include the barrier layer being made up of nano composite material, and nanometer is multiple
Condensation material includes the nanoclay being inserted into polymeric matrix, and polymeric matrix includes polyimides.
A kind of load cell of three-decker, outer side wrap up one layer of airflow layer, and the aeration quantity of airflow layer is 50-
80%。
A kind of load cell of three-decker, base lower section are provided with transverse groove and cannelure through base bottom surface,
The section of the transverse groove and cannelure is the shape that opening is small, bottom surface is big.
A kind of load cell of three-decker, base lower section are provided with transverse groove and cannelure position through base bottom surface
Put mutual correspondence.
A kind of load cell of three-decker, check weighing main controller is processor, according to first layer force snesor, the second layer
The data comparison of force snesor transmission, if data difference is not equal to bearing plate and first layer force snesor, check weighing main controller is opened
Open third layer force sensor measuring weight and then according to the accurate data of determination.
A kind of load cell of three-decker, base upper surface are provided with opening, the cavity in the connect base that is open, cavity
Built-in cushion, third layer force snesor are located at the edge of opening.Play a part of buffering.
A kind of load cell of three-decker, it is silica gel to put cushion.
Although the present invention is described by reference to preferred embodiment, those of ordinary skill in the art should
Work as understanding, the description of above-described embodiment can be not limited to, in the range of claims, can make each in form and details
Kind change.
Claims (10)
1. a kind of load cell of three-decker, including first layer force snesor, second layer force snesor, third layer power sensing
Device, shield, check weighing main controller and base, it is characterised in that：Shield is located on first layer force snesor and shield bottom surface has and only
It is connected with first layer force snesor, first layer force sensor signals output end connection check weighing the first signal receiving end of main controller, the
Be provided with bearing plate below one layer of force snesor, bearing plate is located at second layer force snesor top and bearing plate bottom surface has and only with the
Two layers of force snesor connection, second layer force sensor signals output end connection check weighing main controller secondary signal receiving terminal, the second layer
Bottom plate is provided with below force snesor, bottom plate is located above third layer force snesor and bottom plate bottom surface has and only sensed with third layer power
Device connects, the signal receiving end of third layer force sensor signals output end connection check weighing main controller the 3rd, first layer force snesor, the
Two layers of force snesor, third layer force snesor are respectively 4, form square, and the bottom of third layer force snesor still has
Base, back-moving spring is provided between base and third layer force snesor, shield is hyaline layer, and shield bottom surface is provided with check weighing master control
Device, check weighing main controller are provided with the display screen of display data, display screen alignment shield；Third layer force snesor is by check weighing main controller
Control is opened, and first layer force snesor and second layer force snesor are opened by Weight control on shield and bearing plate, check weighing master control
Data difference senses not equal to bearing plate and first layer power in data and secondary signal receiving terminal on device on the first signal receiving end
During device, start third layer force snesor.
A kind of 2. load cell of three-decker according to claim 1, it is characterised in that：First layer force snesor,
Second layer force snesor and third layer force snesor include a sensor main body and a shell respectively, and sensing is provided with shell
Device main body, shell are located on base, and shell includes cylinder and the cover plate being connected with cylinder threaded one end, and the inwall of shell is provided with card
Catching groove, sensor main body outside are provided with buckle, and sensor main body is coordinated sensor main body and shell by buckle and buckle slot
Inwall is fixedly connected, and the electric wire for connecting sensor main body passes through the circular hole in base center, is provided with, uses at the circular hole in base center
To sting the introducing device of tight electric wire, the circular hole in base center is blocked, is threadedly coupled between introducing device and circular hole by introducing device,
Introducing device includes：Introducing device main body, rubber ring and winding device, the outer wall of described introducing device main body one end are provided with spiral shell
Line is connected with circular hole, and the introducing device main body other end is provided with and stings tight chamber, stings and screw thread also is provided with tight cavity wall, and sting tight intracavitary and be provided with
Rubber blanket, winding device is by stinging being screwed in tight cavity wall and extruding rubber blanket；Introducing device also includes：Sealing gasket, draw
Enter apparatus main body and be arranged sealing gasket with circular hole junction, and introducing device main body passes through screw thread crush seal pad with circular hole；Introduce
Apparatus main body, which is provided with, penetrates the hole that the supply lines at both ends passes through, the hole that rubber ring passes through provided with supply lines, on winding device
The hole passed through provided with supply lines, cover plate inner side place relative with sensor main body are provided with cushion, and sensor main body is against cushion
Lower section.
A kind of 3. load cell of three-decker according to claim 2, it is characterised in that：The sidepiece of shell, which is provided with, to be inserted
Bag, slash pocket are used to removably install capacitance component, and slash pocket is provided with slash pocket gap, and the outside in slash pocket gap is provided with window,
Slash pocket wall is formed at the bottom of window, and determining capacitance component includes：Electric capacity mounting bracket；Electric capacity on electric capacity mounting bracket, electricity
Holding mounting bracket includes：Electric capacity mounting seat, mounting hole is provided with above electric capacity mounting seat, the sidepiece of electric capacity mounting seat is provided with
Arms；The arms of the sidepiece of electric capacity mounting seat can be inserted in the slash pocket gap on slash pocket, so as to by capacitance component removably
It is fixed on the shell of sensor, the arms on electric capacity mounting bracket includes：Left arms, right arms and it is located at left arms and the right side is inserted
Middle arms between arm, the distal end of middle arms is provided with arms hook or arms is raised；Set between middle arms and left arms and right arms
There is interval, with the bendability of arms in increase, when in the slash pocket gap on arms insertion slash pocket, the arms hook in arms
Or arms projection contacts slash pocket wall and bend backward, after arms hook or arms are raised passes through slash pocket wall edge, arms hook
Or arms projection pops into position, so as to which arms hook or arms projection clasp slash pocket wall edge, electric capacity includes：It is located at electric capacity head
Installation bolt, installation bolt is provided with screw thread, when installation bolt passes through the upper mounting hole of electric capacity mounting seat, and by nut
Bolt is screwed in, so as to which electric capacity is fixed in electric capacity mounting seat, electric capacity bottom is provided with a pair of pins.
A kind of 4. load cell of three-decker according to claim 2, it is characterised in that：Accommodated in shell to pressure
The sensitive deformable film of power, the content cavity that deformable film surrounds shell are divided into upper chamber and lower room；Sensor is when in use along vertical
Nogata is to placement.
A kind of 5. load cell of three-decker according to claim 2, it is characterised in that：If the cover plate is provided with
Dry hollow out, the baffle plate of corresponding hollow out is provided with the inside of cover plate, baffle plate controls movement by the knob for being located at cover plate center, blocking and
Open hollow out.
A kind of 6. load cell of three-decker according to claim 2, it is characterised in that：Baffle plate medial surface is additionally provided with
The top of sensor main body is wrapped up on barrier layer, barrier layer, and barrier layer is used to preventing or reducing the material contact for influenceing sensor
Sensor main body.
A kind of 7. load cell of three-decker according to claim 6, it is characterised in that：Barrier layer is included by nanometer
The barrier layer that composite is formed, nano composite material include the nanoclay being inserted into polymeric matrix, polymeric matrix
Including polyimides.
A kind of 8. load cell of three-decker according to claim 1, it is characterised in that：Outer side parcel one
Layer airflow layer, the aeration quantity of airflow layer is 50-80%.
A kind of 9. load cell of three-decker according to claim 2, it is characterised in that：It is provided with and runs through below base
The transverse groove and cannelure of base bottom surface, the section of the transverse groove and cannelure are the shape that opening is small, bottom surface is big.
A kind of 10. load cell of three-decker according to claim 9, it is characterised in that：It is provided with and passes through below base
Transverse groove and the longitudinal groove location for wearing base bottom surface are mutually corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710701517.7A CN107525572A (en) | 2017-08-16 | 2017-08-16 | A kind of load cell of three-decker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710701517.7A CN107525572A (en) | 2017-08-16 | 2017-08-16 | A kind of load cell of three-decker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107525572A true CN107525572A (en) | 2017-12-29 |
Family
ID=60681400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710701517.7A Withdrawn CN107525572A (en) | 2017-08-16 | 2017-08-16 | A kind of load cell of three-decker |
Country Status (1)
| Country | Link |
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| CN (1) | CN107525572A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539820A (en) * | 2020-11-27 | 2021-03-23 | 福建永荣锦江股份有限公司 | Weighing device with buffer mechanism and using method thereof |
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|---|---|---|---|---|
| JP2000275115A (en) * | 1999-03-25 | 2000-10-06 | Alps Electric Co Ltd | Pressure detector and seating detector for automobile using the same |
| CN2783302Y (en) * | 2005-04-13 | 2006-05-24 | 石家庄华燕交通科技有限公司 | Three-layer frame structure plane plate braking test platform |
| CN101206136A (en) * | 2007-12-06 | 2008-06-25 | 云南昆船电子设备有限公司 | Weighing method of electronic belt conveyor scale capable of checking automatically |
| CN102472717A (en) * | 2009-07-21 | 2012-05-23 | Nxp股份有限公司 | Sensor with a sensor element |
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| CN112539820A (en) * | 2020-11-27 | 2021-03-23 | 福建永荣锦江股份有限公司 | Weighing device with buffer mechanism and using method thereof |
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Application publication date: 20171229 |