CN206905871U - A kind of fruits and vegetables electronic scale - Google Patents
A kind of fruits and vegetables electronic scale Download PDFInfo
- Publication number
- CN206905871U CN206905871U CN201720699613.8U CN201720699613U CN206905871U CN 206905871 U CN206905871 U CN 206905871U CN 201720699613 U CN201720699613 U CN 201720699613U CN 206905871 U CN206905871 U CN 206905871U
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- China
- Prior art keywords
- relay
- normally opened
- fruits
- electronic scale
- contact switch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fruits and vegetables electronic scale, it is intended to solves the problems, such as that weighing is inaccurate, its drip irrigation device is：Including base, the scale pan being arranged on base, the base side is provided with installs case, motor is provided with the installs case, screw mandrel is rotatably connected in the rotating shaft of the motor, transfer arm is threaded with the screw mandrel, stroke hole is offered on the installs case upper surface, the transfer arm extends to scale pan side through stroke hole, the transfer arm is provided with transverse slat, water-absorbing sponge is provided with the downside of the transverse slat, the water-absorbing sponge lower surface and scale pan upper surface at grade, in addition to are used to control the control device that transfer arm moves back and forth.A kind of fruits and vegetables electronic scale of the present utility model has the advantages of degree of accuracy for improving electronic scale weighing.
Description
Technical field
A kind of electronic scale is the utility model is related to, more specifically, it relates to a kind of fruits and vegetables electronic scale.
Background technology
Electronic scale belongs to one kind of weighing apparatus, and the work of mass of object is determined using Hooke's law or the lever balance theory of power
Tool.Electronic scale is mainly by load bearing system（Such as the scale pan, scale body）, power transmission converting system（Such as lever transmission system, sensor）With show
Valve system（Such as dial, electronic display meter）3 parts form.It can be divided into mechanical scale, electronic scale, electric-mechanic control system by structural principle
Scale three major types.
And during our weighing fruits and vegetables, electronic scale is typically used for, but the fruits and vegetables of in the market, in order to fresh-keeping, meeting is constantly to fruit
Vegetable is watered, and in weighing fruits and vegetables, can be speckled with the scale pan many water stain, be caused electronic scale weighing inaccurate, in spite of when
Can bagging weighing, but it is also unavoidable can speckle with that some are water stain, the problem of causing weighing inaccuracy.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of fruits and vegetables electronic scale, has and carry
The advantages of high electronic scale weighing accuracy.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of fruits and vegetables electronic scale,
Including base, the scale pan being arranged on base, the base side is provided with installs case, and motor is provided with the installs case, described
Screw mandrel is rotatably connected in the rotating shaft of motor, transfer arm is threaded with the screw mandrel, is opened up on the installs case upper surface
There is stroke hole, the transfer arm extends to scale pan side through stroke hole, and the transfer arm is provided with transverse slat, the transverse slat downside
Provided with water-absorbing sponge, the water-absorbing sponge lower surface and scale pan upper surface at grade, in addition to are used to control transfer arm
The control device moved back and forth.
By using above-mentioned technical proposal, in the installs case that base side is set, the motor and silk set in installs case
Bar, rotated by control device controlled motor, so drive screw mandrel on transfer arm stroke hole site move, and then by
The transverse slat set on transfer arm, and the water-absorbing sponge being arranged on transverse slat wipe to scale pan surface, by scale pan surface
It is water stain to wipe, avoid the scale pan from being left after fruits and vegetables are weighed water stain, weigh electronic scale inaccurate.
The utility model is further arranged to：Stroke hole both ends are equipped with limited block.
By using above-mentioned technical proposal, both ends are set on stroke hole limited block, the shift motion of transfer arm is limited.
The utility model is further arranged to：The control device includes control circuit and main circuit；
The control circuit includes start button, the first relay, the second relay, the 3rd the first normally opened stroke of relay
Switch and the second normally opened travel switch；Described start button one end is electrically connected with the power supply, the other end of the start button with
It is grounded after the series connection of first relay, described first normally opened travel switch one end is electrically connected with the power supply, the other end and the second relay
It is grounded after device series connection；Described second normally opened travel switch one end is electrically connected with the power supply, after the other end is connected with the 3rd relay
Ground connection；The first normally-closed contact switch of first normally opened contact switch of first relay and the 3rd relay connect after with opening
Dynamic button is in parallel；First normally opened contact switch of second relay is connected with the second normally-closed contact switch of the 3rd relay
It is in parallel with the first normally opened travel switch afterwards；The first normally opened travel switch and the second normally opened travel switch are respectively positioned at two limits
On the plate of position；
The main circuit includes the positive input circuit for rotating forward motor, and positive input circuit is series at electricity respectively including two
The second normally opened contact switch and the 3rd normally opened contact switch of first relay at machine both ends, the 4th of the second relay the it is normally closed touch
Point switch and the 5th normally-closed contact switch；
Make the reverse input circuit of the motor reversal, reverse input circuit include two be series at motor both ends respectively the
The second normally opened contact switch and the 3rd normally opened contact switch of two relays.
By using above-mentioned technical proposal, start start button, obtain the first relay coil electric, make to be connected in parallel on startup by
The first relay on button the first normally opened contact switch closure, realize the self-locking of circuit, at the same make on main circuit first after
Second normally opened contact switch of electrical equipment and the 3rd normally opened contact switch closure, turn on motor forward direction input circuit, and motor rotates forward,
And then screw mandrel is driven transfer arm movement, the water-absorbing sponge on transverse slat is wiped scale pan surface；
Make the on limited block first normally opened travel switch closure when transfer arm reaches one of limited block and contradicted, second
Relay coil obtains electric, closes the first normally opened contact switch of second relay in parallel with the first normally opened travel switch, makes
There is the travel switch circuit realiration self-locking of the first normally opened travel switch, while make the 4th normally closed of the second relay on main circuit
Contact switch and the 5th normally-closed contact are switched off, and the second normally opened contact switch and the 3rd normally opened contact for making the second relay are opened
Close and close, and then disconnect motor forward direction input circuit, the conducting of motor reverse input circuit, motor reversal, make transfer arm along
Stroke hole moves backward；
When transfer arm reaches the position of another limited block, transfer arm returns to initial position, while transfer arm contradicts
On the second normally opened travel switch on limited block, make the second normally opened travel switch closure, the 3rd relay coil obtains electric, makes parallel connection
First normally-closed contact of the 3rd relay in start button switches off, and is connected in parallel on the first normally opened travel switch circuit
Second normally-closed contact of the 3rd relay switches off, and then powers off the first relay and the second relay, and then makes motor
It is stopped, water-absorbing sponge is back and forth wiped once to the scale pan.
The utility model is further arranged to：Mounting blocks, the mounting blocks are provided with close to the base side of installs case
Side wall on offer for transverse slat and water-absorbing sponge placement placed cavity.
By using above-mentioned technical proposal, after water stain on the scale pan is wiped, transverse slat and water-absorbing sponge are placed on
Intracavitary is put, avoids influenceing the practicality of electronic scale.
The utility model is further arranged to：The bottom of the placed cavity is provided with pressing plate, and leak is offered on the pressing plate
Hole, the lower surface of the pressing plate are provided with guide rod, and the bottom of the placed cavity offers the guide groove for guide rod sliding, on the guide rod
Spring is socketed with, the spring one end is fixed on guide groove bottom, and the other end is fixed in the side wall of guide rod；The side of the placed cavity
Long lumbar hole is offered on wall vertically, the pressing plate side wall is provided with push rod, and the push rod extends long lumbar hole；The placed cavity bottom
Portion offers water-guiding hole, and the mounting blocks below placed cavity are provided with collect cavity, and the water-guiding hole communicates with collect cavity.
By using above-mentioned technical proposal, push rod is pushed up along long lumbar hole, makes the upward water-absorbing sponge of pressing plate, makes
Moisture on water-absorbing sponge flows into the water-guiding hole of placed cavity bottom by the leaking hole on pressing plate, and then flows into again in header tank,
Press dry the moisture on water-absorbing sponge, next time in use, can wipe cleaner by water stain on the scale pan, and in pressing plate lower surface
On guide rod and being used for of being set in placed cavity bottom make the guide groove for guide rod movement, the bullet set on guide rod and guide groove
Spring, it is automatic to restore under the restoring force effect of spring after making pressing plate to water-absorbing sponge extruding.
The utility model is further arranged to：The long lumbar hole sets two in placed cavity sidewall spacers, and the push rod exists
Pressing plate sidewall spacers set two and extend long lumbar hole, and two push rod ends are provided with cross bar.
By using above-mentioned technical proposal, it is arranged at intervals on two long lumbar holes and pressing plate and sets in the side wall of placed cavity
Two push rods and the cross bar that is set between push rod, pressing plate is exerted a force by the way that cross bar is convenient, and then conveniently to the suction on pressing plate
Water sponge extrudes.
The utility model is further arranged to：Air vent is offered in the side wall and roof of the placed cavity.
By using above-mentioned technical proposal, the air vent opened up in the side wall of placed cavity and roof, increase placed cavity
Air circulation, accelerate water-absorbing sponge air-dry.
The utility model is further arranged to：The placed cavity side is provided with small-sized fanses.
By using above-mentioned technical proposal, in the small-sized fanses of placed cavity side installation, accelerate the air stream in placed cavity
It is logical, further speed up air-drying for water-absorbing sponge.
In summary, the utility model has the advantages that：
One, the motor and screw mandrel set in the base side of electronic scale, by control device automatic control motor, make horizontal stroke
Water-absorbing sponge on plate is back and forth wiped once in scale pan upper surface, and water stain on the scale pan is dried, avoids the scale pan from weighing fruits and vegetables
After leave water stain, weigh electronic scale inaccurate；
Secondly, the mounting blocks that are set in base side, what is opened up on mounting blocks puts for what water-absorbing sponge and transverse slat were placed
Put chamber, water-absorbing sponge extruded by the pressing plate set on placed cavity, make on water-absorbing sponge it is water stain press dry, make next time
, can be more clean when wiping the scale pan.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the structural representation that the present embodiment center platen compresses water-absorbing sponge；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the structural representation of mounting blocks in the present embodiment；
Fig. 5 is the circuit theory diagrams of control device.
In figure：1st, base；2nd, the scale pan；3rd, installs case；4th, motor；5th, screw mandrel；6th, transfer arm；7th, stroke hole；8th, transverse slat；9、
Water-absorbing sponge；10th, control device；11st, limited block；12nd, mounting blocks；13rd, placed cavity；14th, pressing plate；15th, guide rod；16th, guide groove；
17th, spring；18th, long lumbar hole；19th, push rod；20th, water-guiding hole；21st, leaking hole；22nd, collect cavity；23rd, air vent；24th, Miniature wind
Fan；25th, drainpipe；26th, water check valve；27th, cross bar；28th, control circuit；29th, main circuit.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of fruits and vegetables electronic scale, as shown in figure 1, including base 1 and the scale pan 2 being arranged on base 1, the side spiral shell of base 1
Bolt is fixed with the installs case 3 of cuboid, and motor 4 is provided with installs case 3, screw mandrel 5, silk are rotatably connected in the rotating shaft of motor 4
The other end of bar 5 is rotatably connected on by bearing in the side wall of installs case 3, and transfer arm 6 is threaded with screw mandrel 5, installs case 3
Upper surface offers the stroke hole 7 of strip, and transfer arm 6 extends to the side of the scale pan 2 through stroke hole 7, terminal bolt on transfer arm 6
The transverse slat 8 perpendicular to transfer arm 6 and above the scale pan 2 is fixed with, the water-absorbing sponge 9 of strip is bonded with transverse slat 8, and is inhaled
The lower surface of water sponge 9 is in contact with the scale pan 2；The limited block 11 of projection is welded with positioned at the both ends in stroke hole 7；
Mounting blocks 12 are fixed with positioned at base 1 and perpendicular to the side bolt of installs case 3, are offered on mounting blocks 12 for transverse slat
8 and water-absorbing sponge 9 place placed cavity 13；The bottom of placed cavity 13 is provided with pressing plate 14, and multiple leaks are offered on pressing plate 14
Hole 21.
As shown in Figure 2, Figure 3 and Figure 4, the lower surface interval of pressing plate 14 is welded with two guide rods 15, the bottom of placed cavity 13
The guide groove 16 slid for guide rod 15 is offered, is socketed with spring 17 on guide rod 15, the one end of spring 17 is fixed on the bottom of guide groove 16, separately
One end is fixed in the side wall of guide rod 15；Vertical spacing offers two long lumbar holes 18, the side of pressing plate 14 in the side wall of placed cavity 13
Wall interval is welded with two push rods 19, and push rod 19 extends long lumbar hole 18；The bottom of placed cavity 13 offers water-guiding hole 20, positioned at putting
Put and offer collect cavity 22 on the mounting blocks 12 of the lower section of chamber 13, water-guiding hole 20 communicates with collect cavity 22, in the side wall of collect cavity 22
Drainpipe 25 is communicated with, water check valve 26 is installed on drainpipe 25；Opened up in the side wall and roof of the placed cavity 13 of collect cavity 22
There is air vent 23；The side of placed cavity 13 is provided with small-sized fanses 24.
As shown in Figure 1 and Figure 5, control device 10 includes control circuit 28 and main circuit 29；Control circuit 28 includes starting
Button SB, the first relay KM1, the second relay KM2, the 3rd relay KM3, the first normally opened travel switch ST1 and second are normal
Open travel switch ST2；Start button SB one end is electrically connected with the power supply, the start button SB other end and the first relay KM1
It is grounded after series connection, first normally opened travel switch ST1 one end is electrically connected with the power supply, after the other end is connected with the second relay KM2
Ground connection；Second normally opened travel switch ST2 one end is electrically connected with the power supply, and the other end is grounded after being connected with the 3rd relay KM3；The
First normally opened contact switch KM1-1 of one relay is switched after KM3-1 connects with opening with the first normally-closed contact of the 3rd relay
Dynamic button SB is in parallel；First normally opened contact switch KM2-1 of the second relay and the second normally-closed contact of the 3rd relay switch
It is in parallel with the first normally opened travel switch ST1 after KM3-2 series connection；Second normally opened travel switch ST2 is positioned close to placed cavity 13 1
On the limited block 11 of side, and when transfer arm 6 is contradicted when on the limited block 11 close to the side of placed cavity 13, water-absorbing sponge 9 is located at
In placed cavity 13；First normally opened travel switch ST1 is arranged in being located remote from the limited block of the end of stroke hole 7 of the side of chamber 13
On 11.
Main circuit 29 includes the positive input circuit for rotating forward motor 4, and positive input circuit is series at electricity respectively including two
The the second normally opened contact switch KM1-2 and the 3rd normally opened contact switch KM1-3, the second relay of first relay at the both ends of machine 4
The 4th normally-closed contact switch KM2-4 and the 5th normally-closed contact switch KM2-5；
The reverse input circuit for inverting motor 4, reverse input circuit are series at the second of the both ends of motor 4 respectively including two
Second normally opened contact switch KM2-2 of relay and the 3rd normally opened contact switch KM2-3.
Operation principle：Start start button SB, obtain the first relay KM1 electric, make to be connected in parallel on the on start button SB
The first normally opened contact switch KM1-1 closures of one relay, realize the self-locking of circuit, while make the first relay on main circuit 29
Second normally opened contact switch KM1-2 of device and the 3rd normally opened contact switch KM1-3 closures, turn on 4 positive input circuit of motor,
Motor 4 rotates forward, and then makes screw mandrel 5 drive transfer arm 6 to move, and the water-absorbing sponge 9 on transverse slat 8 is wiped the surface of the scale pan 2；
When transfer arm 6 reaches the limited block for being located remote from the side of chamber 13 and conflict makes the first normally opened stroke on limited block 11
Switch ST1 closures, the second relay KM2 obtains electric, makes the first normal of second relay in parallel with the first normally opened travel switch ST1
Contact switch KM2-1 closures are opened, make the travel switch circuit realiration self-locking for having the first normally opened travel switch ST1, while make main electricity
The second relay on road 29 the 4th normally-closed contact switch KM2-4 and the 5th normally-closed contact switch KM2-5 disconnect, make second after
Second normally opened contact switch KM2-2 of electrical equipment and the 3rd normally opened contact switch KM2-3 closures, and then make the positive input electricity of motor 4
Road disconnects, and 4 reverse input circuit of motor conducting, motor 4 inverts, and transfer arm 6 is moved backward along stroke hole 7；
When transfer arm 6 reaches close to the position of the limited block 11 of placed cavity 13, transfer arm 6 returns to initial position, simultaneously
Transfer arm 6 is contradicted on the second normally opened travel switch ST2 on limited block 11, closes the second normally opened travel switch ST2, and the 3rd
The first normally-closed contact KM3-1 that relay KM3 obtains the 3rd electric, to make to be connected in parallel on start button SB relay is switched off, and
The the second normally-closed contact switch KM3-2 for the 3rd relay being associated on the first normally opened travel switch ST1 circuits disconnects, and then makes the
One relay KM1 and the second relay KM2 power-off, and then motor 4 is stopped, water-absorbing sponge 9 is completed back and forth to wipe the scale pan 2
Wipe once.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of fruits and vegetables electronic scale, including base (1), the scale pan (2) that is arranged on base (1), it is characterised in that：The base
(1) side is provided with installs case (3), is provided with motor (4) in the installs case (3), is rotatably connected in the rotating shaft of the motor (4)
Screw mandrel (5), transfer arm (6) is threaded with the screw mandrel (5), stroke hole is offered on installs case (3) upper surface
(7), the transfer arm (6) extends to the scale pan (2) side through stroke hole (7), and the transfer arm (6) is provided with transverse slat (8), institute
State and water-absorbing sponge (9) is provided with the downside of transverse slat (8), water-absorbing sponge (9) lower surface is with the scale pan (2) upper surface in same plane
On, in addition to for controlling the control device (10) that transfer arm (6) moves back and forth.
A kind of 2. fruits and vegetables electronic scale according to claim 1, it is characterised in that：Stroke hole (7) both ends are all provided with limited
Position block (11).
A kind of 3. fruits and vegetables electronic scale according to claim 2, it is characterised in that：The control device (10) includes control electricity
Road (28) and main circuit (29)；
The control circuit (28) includes start button（SB）, the first relay（KM1）, the second relay (KM2), the 3rd relay
Device (KM3), the first normally opened travel switch (ST1) and the second normally opened travel switch (ST2)；Described start button (SB) one end and electricity
Source is electrically connected with, the other end and the first relay of the start button (SB)（KM1）It is grounded after series connection, the first normally opened row
Cheng Kaiguan (ST1) one end is electrically connected with the power supply, and the other end is grounded after being connected with the second relay (KM2)；Described second is normally opened
Travel switch (ST2) one end is electrically connected with the power supply, and the other end is grounded after being connected with the 3rd relay (KM3)；Described first after
First normally opened contact switch of electrical equipment（KM1-1）Switched with the first normally-closed contact of the 3rd relay（KM3-1）With opening after series connection
Dynamic button (SB) is in parallel；The first normally opened contact switch (KM2-1) of second relay and the second of the 3rd relay normally closed
It is in parallel with the first normally opened travel switch (ST1) after contact switch (KM3-2) series connection；The first normally opened travel switch (ST1) and
Second normally opened travel switch (ST1) is located at two limited blocks respectively（11）On；
The main circuit (29) includes the positive input circuit for rotating forward motor (4), and positive input circuit is connected respectively including two
In the second normally opened contact switch of first relay at motor (4) both ends（KM1-2）With the 3rd normally opened contact switch（KM1-3）、
The 4th normally-closed contact switch (KM2-4) of second relay and the 5th normally-closed contact switch (KM2-5)；
The reverse input circuit for inverting the motor (4), reverse input circuit are series at motor (4) both ends respectively including two
The second normally opened contact switch (KM2-2) and the 3rd normally opened contact switch (KM2-3) of second relay.
A kind of 4. fruits and vegetables electronic scale according to claim 1, it is characterised in that：Close to the base (1) of installs case (3)
Side is provided with mounting blocks (12), offers in the side wall of the mounting blocks (12) and is put for what transverse slat (8) and water-absorbing sponge (9) were placed
Put chamber (13).
A kind of 5. fruits and vegetables electronic scale according to claim 4, it is characterised in that：The bottom of the placed cavity (13) is provided with pressure
Plate (14), leaking hole (21) is offered on the pressing plate (14), the lower surface of the pressing plate (14) is provided with guide rod (15), described to put
The bottom for putting chamber (13) offers the guide groove (16) slid for guide rod (15), and spring (17), institute are socketed with the guide rod (15)
State spring (17) one end and be fixed on guide groove (16) bottom, the other end is fixed in the side wall of guide rod (15)；The placed cavity (13)
Side wall on offer long lumbar hole (18) vertically, pressing plate (14) side wall is provided with push rod (19), push rod (19) extension
Go out long lumbar hole (18)；Placed cavity (13) bottom offers water-guiding hole (20), the mounting blocks below placed cavity (13)
(12) collect cavity (22) is provided with, the water-guiding hole (20) communicates with collect cavity (22).
A kind of 6. fruits and vegetables electronic scale according to claim 5, it is characterised in that：The long lumbar hole (18) is in placed cavity (13)
Sidewall spacers set two, and the push rod (19) sets two in pressing plate (14) sidewall spacers and extends long lumbar hole (18), and two
The individual push rod (19) end is provided with cross bar (27).
A kind of 7. fruits and vegetables electronic scale according to claim 4, it is characterised in that：The side wall and roof of the placed cavity (13)
On offer air vent (23).
A kind of 8. fruits and vegetables electronic scale according to claim 4, it is characterised in that：Placed cavity (13) side is provided with small
Type fan (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699613.8U CN206905871U (en) | 2017-06-14 | 2017-06-14 | A kind of fruits and vegetables electronic scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699613.8U CN206905871U (en) | 2017-06-14 | 2017-06-14 | A kind of fruits and vegetables electronic scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206905871U true CN206905871U (en) | 2018-01-19 |
Family
ID=61284811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720699613.8U Expired - Fee Related CN206905871U (en) | 2017-06-14 | 2017-06-14 | A kind of fruits and vegetables electronic scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206905871U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770237A (en) * | 2018-05-24 | 2018-11-06 | 杭州临安鹏宇电子有限公司 | A kind of pcb board is silver paste hole filled to use printing machine |
| CN109506757A (en) * | 2018-12-11 | 2019-03-22 | 比尔信息技术(广东)有限公司 | A kind of electronic weighting equipment avoiding F. O. D |
| CN110346027A (en) * | 2019-05-23 | 2019-10-18 | 黄风山 | Weighing device is used in a kind of retail of supermarket |
| CN113390496A (en) * | 2021-05-24 | 2021-09-14 | 张小明 | Split screen tracing intelligent scale |
| CN114459587A (en) * | 2022-02-07 | 2022-05-10 | 上海耀罡电子科技有限公司 | Wisdom is multi-functional electronic scale for farm trade |
-
2017
- 2017-06-14 CN CN201720699613.8U patent/CN206905871U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770237A (en) * | 2018-05-24 | 2018-11-06 | 杭州临安鹏宇电子有限公司 | A kind of pcb board is silver paste hole filled to use printing machine |
| CN108770237B (en) * | 2018-05-24 | 2019-08-02 | 杭州临安鹏宇电子有限公司 | A kind of pcb board is silver paste hole filled to use printing machine |
| CN109506757A (en) * | 2018-12-11 | 2019-03-22 | 比尔信息技术(广东)有限公司 | A kind of electronic weighting equipment avoiding F. O. D |
| CN110346027A (en) * | 2019-05-23 | 2019-10-18 | 黄风山 | Weighing device is used in a kind of retail of supermarket |
| CN113390496A (en) * | 2021-05-24 | 2021-09-14 | 张小明 | Split screen tracing intelligent scale |
| CN114459587A (en) * | 2022-02-07 | 2022-05-10 | 上海耀罡电子科技有限公司 | Wisdom is multi-functional electronic scale for farm trade |
| CN114459587B (en) * | 2022-02-07 | 2024-03-12 | 上海耀罡电子科技有限公司 | Wisdom farmer uses multi-functional electronic scale |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200614 |