CN205483206U - Miniature single screw rod weightless type weigher - Google Patents
Miniature single screw rod weightless type weigher Download PDFInfo
- Publication number
- CN205483206U CN205483206U CN201620260548.4U CN201620260548U CN205483206U CN 205483206 U CN205483206 U CN 205483206U CN 201620260548 U CN201620260548 U CN 201620260548U CN 205483206 U CN205483206 U CN 205483206U
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- hopper
- screw rod
- barrel
- antioverloading
- single screw
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Abstract
The utility model provides a miniature single screw rod weightless type weigher to solve exist among the prior art bulky, on -dismountable and do not have the problem of antioverloading function. Including hopper, feed cylinder, screw rod, motor, fixing base, base, sensor, antioverloading mechanism and dismantlement knob. The feed cylinder sets up in hopper one side, the motor sets up in the opposite side of hopper, feed cylinder and hopper intercommunication, the screw rod sets up bottom inside in the feed cylinder and that pass the hopper and is connected with the motor, the fixing base suit is on the feed cylinder and connect feed cylinder and base, sensor settings is in the upper portion of base, be provided with antioverloading mechanism in the base, sensor and base bolt, the antioverloading establishment of institution in sensor bottom and with the sensor bolt, it sets up in the crossing face of hopper with the feed cylinder to dismantle the knob, it is used for dismantling the feed cylinder to dismantle the knob, a screw rod, hopper and motor. The utility model provides a miniature single screw rod weightless type weigher's beneficial effect lies in: small, can dismantle and have the antioverloading function.
Description
Technical field
This utility model relates to weigher technical field, especially relates to a kind of miniature weight-loss type
Weigher.
Background technology
Commercial production needs to use various weighing-appliance meet people material is claimed
The demand of weight.Powder field, such as cement, pulverized limestone, coal dust etc., owing to granule compares
Small, common electronic scale certainty of measurement is the highest, and can not meet the demand of consecutive weighings.
Thus it has been developed that weight-loss metering scale.Weight-loss metering scale is a kind of continuous discharge
Weighing-appliance, common weight-loss metering scale is provided with screw rod, motor, hopper etc., motor
Lead-screw rotates, and screw rod is provided with blade, and blade can be hopper by the uniform velocity rotating
In powder discharge, controlled the rotating speed of motor by controller, reach accurately to measure with this
Purpose.In powder weighing field, Weightlessness balance compared with common electronic scale, the precision of measurement
Higher, thus in powder weighing field, the application of weight-loss metering scale is more and more extensive.
The problem that weight-loss metering scale of the prior art exists has:
First: bulky, in order to realize accurately measuring and continuous discharge, the machine of weigher
Structure design is extremely complex, and volume ratio is relatively big, and weight is also much heavier compared with common electronic scale.
Second: without antioverloading function, common weight-loss metering scale does not has antioverloading to design,
It is all a kind of infringement to sensor or weight-loss metering scale body in the case of life-time service.
3rd: non-dismountable, common weight-loss metering scale needs to meet industrial company
Continuous Production requirement, so being all the non-dismountable structure of design.
Utility model content
The purpose of this utility model is to provide a kind of miniature single screw rod weight-loss metering scale, with
Solve bulky, non-dismountable and asking without antioverloading function present in prior art
Topic.
The utility model discloses a kind of miniature single screw rod weight-loss metering scale, including hopper,
Barrel, screw rod, motor, fixing seat, base, sensor, antioverloading mechanism and dismounting rotation
Button；
Described barrel is arranged on described hopper side, and described motor is arranged at the another of described hopper
Side, described barrel connects with described hopper, and described screw rod is arranged at inside described barrel also
Bottom through described hopper is connected with motor, and described fixed seating is contained on barrel and connects
Base, sensor is installed on the top of base, and described antioverloading mechanism is arranged in base also
Bolting with sensor, described dismounting knob is arranged on the contact surface of described hopper and barrel,
Dismounting knob is used for dismantling or fix barrel, screw rod, hopper and motor.
Further, described antioverloading mechanism includes antioverloading bolt and baffle plate, described anti-
Overload bolt one end bolts with sensor, and the antioverloading bolt other end passes baffle plate.
Further, described baffle plate is vertically fixed on the bottom of described base, described baffle plate
Middle part offers through hole.
Further, described antioverloading bolt is set to L-type, antioverloading bolt vertically side
To one end and described sensor bolt, one end of horizontal direction is through the middle part of described baffle plate
Through hole.
Further, described screw rod removably connects with described motor, described hopper and institute
State barrel to removably connect.
Further, described dismounting knob is connected with barrel and hopper spiral.
Further, described hopper top is provided with hopper cover.
Further, described hopper is internally provided with the first chamber and the second chamber, described
Second chamber be arranged at described first chamber lower end and with described first chamber.
Further, described first chamber is set to cone chamber, described second chamber
It is set to cylindrical chamber.
Further, the capacity of described hopper is 3～5 liters.
In conjunction with above technical scheme, miniature single screw rod weight-loss metering that this utility model provides
Having the beneficial effects that of scale:
First: miniature single screw rod weight-loss metering capacity of scale that this utility model provides compares
Little, correspondingly, compact conformation, amount of parts is less.
Second: miniature single screw rod weight-loss metering scale that this utility model provides is owing to being provided with
Dismounting knob, it is possible to achieve the disassembly and assembly of hopper, barrel, screw rod and motor.
3rd: miniature single screw rod weight-loss metering scale that this utility model provides is provided with anti-mistake
Mounted mechanism, it is possible to achieve antioverloading function.
In sum, miniature single screw rod weight-loss metering scale of this utility model offer is useful
Effect is: volume is little, detachable and has antioverloading function.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or of the prior art
Technical scheme, below by use required in detailed description of the invention or description of the prior art
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is this utility model
Some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of miniature single screw rod weight-loss metering scale that Fig. 1 provides for this utility model
Figure；
Fig. 2 is the partial enlarged drawing of I in Fig. 1；
Fig. 3 is the side view of Fig. 1.
Reference
1-hopper；2-barrel；3-screw rod；
4-motor；5-fixes seat；6-base；
7-sensor；8-antioverloading mechanism；81-antioverloading bolt；
82-baffle plate；9-dismantles knob.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely retouched
State, it is clear that described embodiment is a part of embodiment of this utility model rather than complete
The embodiment in portion.Based on the embodiment in this utility model, those of ordinary skill in the art exist
Do not make the every other embodiment obtained under creative work premise, broadly fall into this reality
By novel protected scope.
In description of the present utility model, it should be noted that term " " center ", " on ", D score,
Orientation or the position relationship of the instruction such as "left", "right", " vertically ", " level ", " interior ", " outward " are based on accompanying drawing
Shown orientation or position relationship, be for only for ease of description this utility model and simplification is retouched
State rather than indicate or imply the device of indication or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.This
Outward, term " first, " " second, " " the 3rd " be only used for describe purpose, and it is not intended that instruction or
Hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clear and definite regulation
And restriction, term " is installed ", " being connected ", " connection " should be interpreted broadly, for example, it may be
Fixing connection, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected,
It can also be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, may be used
Above-mentioned term concrete meaning in this utility model is understood with concrete condition.
As depicted in figs. 1 and 2, the utility model discloses a kind of miniature single screw rod weight-loss type
Weigher, including hopper 1, barrel 2, screw rod 3, motor 4, fixing seat 5, base 6,
Sensor 7, antioverloading mechanism 8 and dismounting knob 9；
Hopper 1 is arranged on the top of base 6, and hopper 1 top is provided with hopper cover.Hopper
1 inside offers the first chamber 11 and the second chamber 12, and the second chamber 12 is arranged at first
Chamber 11 lower end also connects with the first chamber 11.First chamber 11 is set to conical cavity
Room, the second chamber 12 is set to cylindrical chamber.
The reason arranging hopper cover is: hopper cover can play good sealing function, anti-
Only dust enters hopper 1 inside.When needs load powder, open hopper cover, normally
During work, close hopper cover, hopper cover can be opened in the course of the work simultaneously and enter
Row charging.
Further, as a kind of concrete embodiment, hopper cover is provided with handle
Hands, operator is opened by handle or closes hopper cover.
Further, as a kind of concrete embodiment, hopper cover is cut with scissors with hopper 1
Connecing, hopper cover can rotate around hinge point.
Further, as a kind of concrete embodiment, hopper cover is double-door type,
Two parts of hopper cover are symmetrical arranged.Operator in use can select to open any
One hopper cover.
Further, as a kind of concrete embodiment, hopper cover is full-open type,
Opening hopper cover can be fully open for the upper end of hopper 1.
Further, as a kind of concrete embodiment, the capacity of hopper 1 be 3～
5L.The feeding capacity of miniature single screw rod weight-loss metering scale that this utility model provides be 0.5～
10kg/h, the capacity of 3～5 liters can meet use demand.Correspondingly, little range is permissible
The degree of accuracy that raising weighs, and compact conformation, the quantity of parts is greatly decreased.
Further, as a kind of concrete embodiment, the capacity of hopper 1 is 4L.
First chamber 11 and the second chamber 12 are used to accommodate powder, and the first chamber 11 is used
In accommodating most powders, the second chamber 12 is for accommodating the powder of fraction, powder
Material initially enters the first chamber 11, then enters back into the second chamber 12, and at the second chamber
12 depositions.What first miniature single screw rod weight-loss metering scale discharged is in the second chamber 12
In powder, when in the second chamber 12 powder discharge after, the powder of the first chamber 11 enters
Enter the second chamber 12 powder of the second chamber 12 is supplemented.
Further, as a kind of concrete embodiment, hopper 1 is stainless steel
Matter.On the one hand, stainless steel can improve the mobility of powder, and powder is relative to stainless
The adhesive force of steel is less, thus powder can quickly move, and is particularly at the first chamber 11
Powder body can be quickly transferred to the second chamber 12.On the other hand, stainless steel is anticorrosive,
For having the weighing of corrosive materials, stainless steel can be resisted the corrosion of material, prolong
Grow the service life of equipment.
Barrel 2 is arranged on hopper 1 side, and barrel 2 connects with hopper 1, and barrel 2 is horizontal
Arranging, the axis of barrel 2 is mutually perpendicular to the axis of hopper 1.Barrel 2 is away from material
One end of bucket 1 is set to material outlet.
Further, as a kind of concrete embodiment, the exit of barrel 2 to
Lower bending.I.e. become vertical direction at bending part barrel 2 from horizontal direction.So design
It is advantageous in that and can ensure that material is discharged straight down, it is to avoid material four dissipates.
Further, as a kind of concrete embodiment, barrel 2 blocks with hopper 1
Connecing, barrel 2 clamping material bin 1, barrel 2 is detachable with hopper 1.
Further, as a kind of concrete embodiment, barrel 2 and hopper 1 spiral shell
Rotation connects, and barrel 2 is detachable with hopper 1.
It is internal that screw rod 3 is arranged on barrel 2, and the length of screw rod 3 is longer than barrel 2, screw rod 3
Run through barrel 2 and the second chamber 12.Screw rod 3 connects with motor 4 away from one end of outlet
Connecing, motor 4 drives screw rod 3 to rotate.The output shaft of motor 4, the axis of screw rod 3 and
The axis of barrel 2 overlaps.The blade of helical arrangement it is provided with, between blade on screw rod 3
Spacing equal.The powder entering the second chamber 12 is gradually discharged by blade.Because spiral shell
The rotating speed of bar 3 is uniform, so blade can be with uniform rotation, blade uniform rotation is permissible
Ensure the uniform discharge of powder.
Further, as a kind of concrete embodiment, screw rod 3 is set to stainless
Steel or the stainless steel of chromium plating.On the one hand, stainless steel adhesive force is less, will not
Powder is caused to block up；On the other hand, stainless steel is anticorrosive.
Fixing seat 5 is sleeved on barrel 2, and fixing seat 5 side contacts with hopper 1, fixing
Seat 5 lower ends bolt with base 6.Offering through hole in the middle part of fixing seat 5, barrel 2 is through being somebody's turn to do
Through hole.Barrel 2 is fixed on hopper 1 by fixing seat 5 one aspect, on the other hand binder
Cylinder 2 and base 6.
Further, as a kind of concrete embodiment, fixing seat 5 and hopper 1
Between be provided with sealing gasket.
Further, as a kind of concrete embodiment, fixing seat 5 and barrel 2
Between be provided with sealing ring.
Further, as a kind of concrete embodiment, fixing seat 5 lower end and the end
Seat 6 is bolted.
The upper end of sensor 7 is provided with flat board, and flat board bolts with fixing seat 5, sensor 7
It is arranged on below flat board and bolts with flat board.
The operation principle of sensor 7: the part being positioned at base 6 upper end can be persistently to sensor
7 one gravitational cues, along with the discharge of material, the weight data that different time records has
Reducing, sensor 7 carrys out unit of account flow by the weight reduced in the units of measurement time.
Further, as a kind of concrete embodiment, sensor 7 and motor 4
Electrical connection, the weight signal recorded is converted into control signal and passes to converter by sensor 7,
Converter adjusts the rotating speed of motor 4 according to control signal.
Base 6 is arranged on the lower end of sensor 7, and base 6 upper end offers for accommodating biography
The groove of sensor 7, base 6 upper surface maintains gap with the flat board of sensor 7 upper end,
Gap is the movable space that the flat board of sensor 7 upper end moves downward.
Further, as a kind of concrete embodiment, base 6 is set to rectangle.
Further, as a kind of concrete embodiment, the corner of base 6 bottom
Being respectively arranged with support column, support column is connected with base 6 spiral.
Further, as a kind of concrete can embodiment, support column is set to 4.
Further, as a kind of concrete embodiment, support column lower end is provided with
Antiskid glue cushion.
Further, as a kind of concrete can embodiment, base 6 is provided with water
Flat controller, horizontal control instrument is provided with dial plate and regulation rotation knob, passes through adjusting knob
Adjust the height of fixing post, until the pointer instruction level of dial plate.
Controller electrically connects with motor 4, converter and sensor 7, and sensor 7 will receive
To gravitational cue pass to controller, the gravitational cue received is processed by controller
And send control signal to converter, the rotating speed of Frequency Converter Control motor 4.
Further, as a kind of concrete embodiment, controller is provided with stopping
Feed point, before stopping feed point, can continue charging, after reaching to stop feed point,
Controller is reported to the police, and stops charging, and now controller enters weight-loss metering state.
It should be understood that controller is by the reduced value of weight of material in the unit of account time
Calculate present flow rate, contrast with given flow according to calculated flow, logical
Cross controller so that instantaneous delivery is equal with setting flow, accurate feed proportioning.
As shown in Figures 2 and 3, antioverloading mechanism 8 includes antioverloading bolt 81 and baffle plate
82, baffle plate 82 is vertically fixed on the bottom of base 6, offers through hole in the middle part of baffle plate 82.
Antioverloading bolt 81 is set to L-type, one end of antioverloading bolt 81 vertical direction and sensing
Device 7 bolts, and one end of horizontal direction is through the middle part perforate of baffle plate 82.Antioverloading mechanism
8 can avoid miniature single screw rod weight-loss metering scale to transship.In the situation that whole mechanism transships
Under, antioverloading mechanism 8 can stop weight data to continue to be delivered to sensor 7, it is to avoid passes
Failure of removal is there is in sensor 7 because of overwork.
The operation principle of antioverloading mechanism 8: sensor 7 is to pass to according to fixing seat 5
The power of sensor 7, sensor 7 moves downward under the effect of upper end flat board, antioverloading mechanism
The antioverloading bolt 81 of 8 moves downward.Specifically, antioverloading bolt 81 vertical direction
One end is downward, and one end of horizontal direction is lifted up, and is raised to baffle plate 82 during certain amplitude
The one end limiting bolt horizontal direction is continued up and lifts, now continue to execute to sensor 7
Plus-pressure will not change sensor 7 read weight information, thus this utility model provide
Miniature single screw rod weight-loss metering scale will not produce the problem outranged, it is achieved thereby that overload
The function of protection.
Dismounting knob 9 is arranged on the intersection of hopper 1 and barrel 2, and dismounting knob 9 is used
In dismounting barrel 2, screw rod 3, hopper 1 and motor 4.Dismounting knob 9 and barrel 2 and
Hopper 1 spiral connects.
It should be understood that miniature single screw rod weight-loss metering scale is by taking hopper 1 and material apart
Cylinder 2 carries out discharging.So dismounting knob 9 has the effect of discharging.
The operation principle of dismounting knob 9: be provided with through hole on barrel 2, corresponding on hopper 1
Lead to the hole site on barrel 2 is provided with through hole, and dismounting knob 9 is also cross on barrel 2
Through hole on through hole and hopper 1 also connects barrel 2 and hopper 1.Motor 4 and hopper 1 it
Between for removably connecting, for removably connecting between screw rod 3 and motor 4, when hopper 1 with
After having dismantled between barrel 2, then screw rod 3 is disassembled from motor 4, finally
Motor 4 is separated with hopper 1.It should be noted that barrel 2, screw rod 3, motor 4
Contrary with unloading process with the assembling process of hopper 1.
Further, as a kind of concrete embodiment, the handle of dismounting knob 9
Being set to star-like handle, star-like handle can facilitate operator to hold.
Further, as a kind of concrete embodiment, dismounting knob 9 and hopper
1 and barrel 2 be spiral connect.
Having the beneficial effects that of miniature single screw rod weight-loss metering scale that this utility model provides:
First: volume is little, miniature single screw rod weight-loss metering scale that this utility model provides
Capacity is smaller, and correspondingly, compact conformation, amount of parts is less.
Second: antioverloading function, miniature single screw rod weight-loss metering that this utility model provides
Scale is provided with antioverloading mechanism 8, it is possible to achieve antioverloading function.
3rd: detachable function, miniature single screw rod weight-loss metering that this utility model provides
Scale is owing to being provided with dismounting knob 9, it is possible to achieve hopper 1, barrel 2, screw rod 3 and electricity
The disassembly and assembly of machine 4.
It is last it is noted that various embodiments above is only in order to illustrate technology of the present utility model
Scheme, is not intended to limit；Although this utility model being carried out with reference to foregoing embodiments
Detailed description, it will be understood by those within the art that: it still can be to aforementioned
Technical scheme described in each embodiment is modified, or to the most some or all of skill
Art feature carries out equivalent；And these amendments or replacement, do not make appropriate technical solution
Essence depart from this utility model each embodiment technical scheme scope.
Claims (10)
1. a miniature single screw rod weight-loss metering scale, it is characterised in that include hopper
(1), barrel (2), screw rod (3), motor (4), fixing seat (5), base (6),
Sensor (7), antioverloading mechanism (8) and dismounting knob (9)；
Described barrel (2) is arranged on described hopper (1) side, and described motor (4) sets
Being placed in the opposite side of described hopper (1), described barrel (2) is with described hopper (1) even
Logical, described screw rod (3) is arranged at described barrel (2) inside and through described hopper (1)
Bottom be connected with motor (4), described fixing seat (5) is sleeved on barrel (2) also
Connecting base (6), sensor (7) is installed on the top of base (6), described antioverloading
Bolt in mechanism (8) is arranged at base (6) and with sensor (7), described dismounting rotation
Button (9) is arranged on the contact surface of described hopper (1) and barrel (2), dismantles knob
(9) it is used for dismantling or fix barrel (2), screw rod (3), hopper (1) and motor (4).
Miniature single screw rod weight-loss metering scale the most according to claim 1, its feature
Being, described antioverloading mechanism (8) includes antioverloading bolt (81) and baffle plate (82),
Described antioverloading bolt (81) one end bolts with sensor (7), antioverloading bolt (81)
The other end passes baffle plate (82).
3., according to the miniature single screw rod weight-loss metering scale described in claim 2, its feature exists
In, described baffle plate (82) is vertically fixed on the bottom of described base (6), described baffle plate
(82) middle part offers the through hole being sitting in bolt (81) for the side of receiving.
Miniature single screw rod weight-loss metering scale the most according to claim 3, its feature
Being, described antioverloading bolt (81) is set to L-type, and antioverloading bolt (81) is vertical
The one end in direction bolts with described sensor (7), and one end of horizontal direction passes described gear
The middle through-hole of plate (82).
Miniature single screw rod weight-loss metering scale the most according to claim 1, its feature
Being, described screw rod (3) removably connects with described motor (4), described hopper (1)
Removably connect with described barrel (2).
Miniature single screw rod weight-loss metering scale the most according to claim 1, its feature
Being, described dismounting knob (9) is connected with barrel (2) and hopper spiral.
Miniature single screw rod weight-loss metering scale the most according to claim 1, its feature
Being, described hopper (1) top is provided with hopper (1) lid.
Miniature single screw rod weight-loss metering scale the most according to claim 7, its feature
Being, described hopper (1) is internally provided with the first chamber (11) and the second chamber (12),
Described second chamber (12) is arranged at described first chamber (11) lower end and with described first
Chamber (11) connects.
Miniature single screw rod weight-loss metering scale the most according to claim 8, its feature
Being, described first chamber (11) is set to cone chamber, described second chamber (12)
It is set to cylindrical chamber.
Miniature single screw rod weight-loss metering scale the most according to claim 6, its feature
Being, the capacity of described hopper (1) is 3～5 liters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260548.4U CN205483206U (en) | 2016-03-30 | 2016-03-30 | Miniature single screw rod weightless type weigher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260548.4U CN205483206U (en) | 2016-03-30 | 2016-03-30 | Miniature single screw rod weightless type weigher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483206U true CN205483206U (en) | 2016-08-17 |
Family
ID=56646112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620260548.4U Active CN205483206U (en) | 2016-03-30 | 2016-03-30 | Miniature single screw rod weightless type weigher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205483206U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274722A (en) * | 2019-07-15 | 2019-09-24 | 河北科技大学 | A kind of milli with overload protection arrangement-micro-ox level two dimension power fine motion test macro |
| CN111896087A (en) * | 2020-08-12 | 2020-11-06 | 无锡跃进科技有限公司 | Dynamic metering method for hopper scale |
-
2016
- 2016-03-30 CN CN201620260548.4U patent/CN205483206U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274722A (en) * | 2019-07-15 | 2019-09-24 | 河北科技大学 | A kind of milli with overload protection arrangement-micro-ox level two dimension power fine motion test macro |
| CN110274722B (en) * | 2019-07-15 | 2024-03-01 | 河北科技大学 | Milli-micro bovine two-dimensional force micro-motion test system with overload protection device |
| CN111896087A (en) * | 2020-08-12 | 2020-11-06 | 无锡跃进科技有限公司 | Dynamic metering method for hopper scale |
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Address after: No. 29, Shinan Road, Shencun village, Dashi street, Panyu District, Guangzhou City, Guangdong Province Co-patentee after: GUANGZHOU DINGSUI MACHINERY EQUIPMENT Co.,Ltd. Patentee after: Guangzhou xinsichuang Technology Co.,Ltd. Address before: 510000, room 623, 1503 Yue Shi Road, Tianhe District, Guangdong, Guangzhou Co-patentee before: GUANGZHOU DINGSUI MACHINERY EQUIPMENT Co.,Ltd. Patentee before: GUANGZHOU MASTER TECHNOLOGIES Co.,Ltd. |