CN113008343A - Closed electronic belt scale - Google Patents
Closed electronic belt scale Download PDFInfo
- Publication number
- CN113008343A CN113008343A CN202110213387.9A CN202110213387A CN113008343A CN 113008343 A CN113008343 A CN 113008343A CN 202110213387 A CN202110213387 A CN 202110213387A CN 113008343 A CN113008343 A CN 113008343A
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- China
- Prior art keywords
- belt scale
- plate
- cover body
- frame
- electronic belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005303 weighing Methods 0.000 claims abstract description 38
- 239000013590 bulk material Substances 0.000 claims abstract description 24
- 239000000428 dust Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 abstract description 23
- 238000007599 discharging Methods 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
- G01G11/003—Details; specially adapted accessories
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
- G01G11/04—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having electrical weight-sensitive devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
- G01G11/08—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge
- G01G11/12—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge by controlling the speed of the belt
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/28—Frames, Housings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/30—Means for preventing contamination by dust
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention discloses an airtight electronic belt scale which comprises a cover body, a weighing device and a bulk material collecting device, wherein the weighing device is detachably arranged between the cover body and the bulk material collecting device, the cover body is arranged above the weighing device, the bulk material collecting device is arranged below the weighing device, part surfaces of the cover body, the weighing device and the bulk material collecting device form an airtight shell together, a feeding hole and a discharging hole are formed in the airtight shell, the feeding hole is formed in the cover body, and the discharging hole is formed in the bulk material collecting device. The closed electronic belt scale adopts a detachable structural form, and the weighing device is detachably arranged between the cover body and the bulk material collecting device, so that the maintenance work is facilitated. The closed electronic belt scale is provided with a closed shell, the input and output of materials are realized through a specially designed feed inlet and a specially designed discharge outlet, the dust can be prevented from diffusing to the outside, and the environmental pollution is not easily caused.
Description
Technical Field
The invention relates to the technical field of conveying machinery, in particular to a closed electronic belt scale.
Background
The closed electronic belt scale is a device for automatically weighing loose materials which are placed on a belt and continuously pass through the belt. The weighing bridge frame of the closed electronic belt scale is arranged on the conveying rack, and when materials pass through the weighing bridge frame, the weighing sensor is acted on by the weighing carrier roller through a lever when the weighing bridge frame detects the weight of the materials on the belt conveyor, so that a voltage signal in direct proportion to the belt load is generated.
Most of the existing closed electronic belt weighers are open, materials adhered to return belts can directly fall on the ground, and manual cleaning is needed. Especially, when the material is powdery material, the field dust raising is large, and the environment is not protected.
The existing closed electronic belt scale also has a totally closed structure, and the closed electronic belt scale is arranged in an integral round pipe, and has the defect of great difficulty in overhauling and maintaining.
Disclosure of Invention
The invention aims to provide a closed electronic belt scale which is convenient to overhaul and maintain.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an airtight electronic belt conveyor scale, includes the cover body, weighing device and bulk cargo collection device, weighing device detachably sets up the cover body with between the bulk cargo collection device, the cover body sets up the weighing device top, bulk cargo collection device sets up weighing device below, the cover body the weighing device with the partial surface of bulk cargo collection device forms airtight casing jointly, be equipped with feed inlet and discharge gate on the airtight casing, the feed inlet is established on the cover body, the discharge gate is established on the bulk cargo collection device.
As a preferable scheme of the present invention, the weighing device includes a belt scale and a first frame, the first frame is connected to a side surface of the belt scale and surrounds the belt scale, the bulk material collecting device includes a scraper and a second frame, the scraper is disposed in the second frame, the scraper is located right below the belt scale, the second frame is detachably connected to a bottom of the first frame, and the cover is detachably connected to a top of the first frame.
As a preferable scheme of the invention, the first frame comprises a first rectangular support and a plurality of connecting plates, the first rectangular support comprises an upper frame plate, a lower frame plate and a vertical plate, the upper frame plate and the lower frame plate are parallel to each other and are vertically connected with the vertical plate, so that a closed groove is formed on the first rectangular support, one side of each connecting plate is connected with the corresponding vertical plate, the other side, opposite to the connecting plate, of each connecting plate is connected with the belt scale, and one side, provided with the groove, of the first rectangular support is away from the belt scale.
As a preferable scheme of the present invention, the second frame includes a second rectangular support and a bottom case, the top of the second rectangular support is connected to the lower frame plate, the bottom case includes a bottom plate and two side plates, the bottom plate is horizontally disposed, one side of each side plate is connected to an edge of the bottom plate, an included angle between each side plate and the bottom plate is an obtuse angle, and the other side of each side plate opposite to the side plate is connected to the second rectangular support.
As a preferable scheme of the present invention, the closed electronic belt scale further includes a plurality of support pillars, and the top of each support pillar is connected to the bottom of the second rectangular bracket.
As a preferable scheme of the invention, the bulk material collecting device further comprises a discharging chute, the discharging chute is close to one end of the scraper, and the discharging port is arranged at the bottom of the discharging chute.
As a preferable scheme of the present invention, the closed electronic belt scale further includes a feeding hopper, the feeding port is provided on the feeding hopper, and the feeding hopper penetrates through the cover body.
As a preferable scheme of the present invention, the closed electronic belt scale further includes a dust collection pipe, the dust collection pipe is disposed on the cover body, and the dust collection pipe is disposed at an end of the cover body away from the feed hopper.
As a preferable scheme of the present invention, the cover body includes a first cover body, a second cover body, a third cover body and a fourth cover body which are sequentially connected end to end, the feed hopper is disposed on the second cover body, and the dust collection pipe is disposed on the fourth cover body.
As a preferable scheme of the present invention, the cover body is provided with at least one observation door.
The invention has the beneficial effects that:
the closed electronic belt scale adopts a detachable structural form, and the weighing device is detachably arranged between the cover body and the bulk material collecting device, so that the maintenance work is facilitated. The closed electronic belt scale is provided with the closed shell, the input and output of materials are realized through the specially designed feed inlet and discharge outlet, the dust can be prevented from diffusing to the outside, the environmental pollution is not easily caused, the bulk material collecting device can collect the materials falling from the return belt, the difference between the output material quantity and the weighed material quantity is small, and the weighing result has high accuracy.
Drawings
Fig. 1 is a schematic side view of a sealed electronic belt scale according to an embodiment of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along line B-B of fig. 2.
In the figure:
1. a cover body; 11. a first cover body; 12. a second cover body; 13. a third cover body; 14. a fourth cover body; 2. a weighing device; 21. a belt scale; 22. a first frame; 221. a first rectangular bracket; 2211. an upper frame plate; 2212. a lower frame plate; 2213. a vertical plate; 222. a connecting plate; 23. a first drive mechanism; 24. a first adjustment mechanism; 3. a bulk material collecting device; 31. a scraper machine; 32. a second frame; 321. a second rectangular support; 322. a bottom case; 3221. a base plate; 3222. a side plate; 33. a discharge chute; 34. a second drive mechanism; 35. a second adjustment mechanism; 4. a feed hopper; 5. a dust collection pipe; 6. a support pillar; 100. a feed inlet; 200. and (4) a discharge port.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the word "over" a first feature or feature in a second feature may include the word "over" or "over" the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under" a second feature may include a first feature that is directly under and obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
As shown in fig. 1, the closed electronic belt scale of an embodiment includes a cover 1, a weighing device 2 and a bulk material collecting device 3, the weighing device 2 is detachably disposed between the cover 1 and the bulk material collecting device 3, the cover 1 is disposed above the weighing device 2, the bulk material collecting device 3 is disposed below the weighing device 2, the cover 1, the weighing device 2 and the bulk material collecting device 3 jointly form a closed housing, a feeding port 100 and a discharging port 200 are disposed on the closed housing, the feeding port 100 is disposed on the cover 1, and the discharging port 200 is disposed on the bulk material collecting device 3.
The closed electronic belt scale of the embodiment adopts a detachable structural form, and the weighing device 2 is detachably arranged between the cover body 1 and the bulk material collecting device 3, so that the maintenance work is convenient. The closed electronic belt scale is provided with a closed shell, the input and output of materials are realized through the specially designed feed inlet 100 and discharge outlet 200, the dust can be prevented from diffusing to the outside, the environmental pollution is not easy to cause, the bulk material collecting device 3 can collect the materials falling from the return belt, the difference between the output material quantity and the material quantity obtained by weighing is small, and the weighing result has high accuracy.
As shown in fig. 2, preferably, the weighing device 2 includes a belt scale 21 and a first frame 22, the first frame 22 is connected to a side of the belt scale 21 and surrounds the belt scale 21, the bulk material collecting device 3 includes a scraper 31 and a second frame 32, the scraper 31 is disposed in the second frame 32, the scraper 31 is located right below the belt scale 21, the second frame 32 is detachably connected to a bottom of the first frame 22, and the cover 1 is detachably connected to a top of the first frame 22. The cover body 1, the first frame 22 and the second frame 32 jointly form a closed shell, the belt weigher 21 and the scraper conveyor 31 are both located inside the closed shell, so that dust can be prevented from diffusing into the environment, the scraper conveyor 31 can continuously collect materials falling from the belt weigher 21, and the materials are output through the discharge hole 200, and the reliability of a weighing result is guaranteed.
Specifically, the first frame 22 includes a first rectangular support 221 and a plurality of connecting plates 222, the first rectangular support 221 includes an upper frame plate 2211, a lower frame plate 2212 and a vertical plate 2213, the upper frame plate 2211 is parallel to the lower frame plate 2212 and is perpendicularly connected to the vertical plate 2213, a circle of closed grooves are formed in the first rectangular support 221, one side of each connecting plate 222 is connected to the corresponding vertical plate 2213, the other side, opposite to the connecting plates 222, of each connecting plate is connected to the belt scale 21, and one side, provided with the groove, of the first rectangular support 221 deviates from the belt scale 21. The upper frame plate 2211 and the lower frame plate 2212 of the first rectangular support 221 are rectangular and have large areas, so that the first frame 22 is connected with the cover 1 and the second frame 32 conveniently, the vertical plate 2213 plays a supporting role, the area of the vertical plate 2213 is large and flat, and the connecting plate 222 and the first rectangular support 221 are fixedly connected conveniently.
As shown in fig. 1, in this embodiment, the weighing apparatus 2 further includes a first driving mechanism 23 and a first adjusting mechanism 24, the first driving mechanism 23 includes a speed reducer and a motor, and is used for driving the belt scale 21 to operate, the motor is a variable frequency speed regulating motor, the first driving mechanism 23 and the first adjusting mechanism 24 are both disposed on the first rectangular bracket 221, and the first adjusting mechanism 24 is used for adjusting the tightness of the belt and adjusting the belt centering.
Further, the second frame 32 includes a second rectangular support 321 and a bottom case 322, the top of the second rectangular support 321 is connected to the lower frame plate 2212, the second rectangular support 321 has the same structure as the first rectangular support 221, the bottom case 322 includes a bottom plate 3221 and two side plates 3222, the bottom plate 3221 is horizontally disposed, one side of each side plate 3222 is connected to an edge of the bottom plate 3221, an included angle between each side plate 3222 and the bottom plate 3221 is an obtuse angle, and the other side, opposite to the side plate 3222, is connected to the second rectangular support 321. The bottom shell 322 forms a groove with a large space inside, so that the scraper 31 can be conveniently installed, the second rectangular bracket 321 adopts the structure the same as that of the first rectangular bracket 221, and the second rectangular bracket 321 is conveniently and firmly connected with the first rectangular bracket 221, so that the better sealing performance can be ensured, and the installation and the disassembly of the closed electronic belt scale are convenient.
As shown in fig. 1 and 3, the bulk material collecting device 3 further includes a discharge chute 33, the discharge chute 33 is close to one end of the scraper 31, and the discharge port 200 is opened at the bottom of the discharge chute 33. The materials falling from the belt weigher 21 and the scraper 31 eventually enter the discharge chute 33, are collected by the discharge chute 33 and then slide down from the discharge chute 33.
In this embodiment, the bulk material collecting device 3 further includes a second driving mechanism 34 and a second adjusting mechanism 35, the second driving mechanism 34 is disposed on the second rectangular support 321 for driving the scraper 31 to operate, the second adjusting mechanism 35 is disposed on the bottom case 322, the second driving mechanism 34 also includes a speed reducer and a motor, and the second adjusting mechanism 35 is used for controlling the tightness of the chain of the scraper 31.
As shown in fig. 1 and 3, the closed electronic belt scale preferably further includes a feeding hopper 4, wherein the feeding port 100 is opened on the feeding hopper 4, and the feeding hopper 4 penetrates through the housing 1. The top of feeder hopper 4 can be connected with the bottom of feed bin, makes the material can directly fall into the conveyer belt of belt weigher 21 from the feed bin on, prevents to produce the raise dust and polluted environment, and feeder hopper 4 can also play the guide effect, makes the material concentrate the middle part that falls into belt weigher 21.
Further, the closed electronic belt scale further comprises a dust collection pipe 5, the dust collection pipe 5 is arranged on the cover body 1, and the dust collection pipe 5 is arranged at one end, far away from the feed hopper 4, of the cover body 1. Because certain height difference exists between the belt weigher 21 and the discharge hole 200, dust is possibly generated in the falling process of materials, and the dust collection pipe 5 is arranged to prevent more dust from being accumulated inside the closed shell, so that the closed electronic belt weigher can normally run.
Further, the cover body 1 comprises a first cover body 11, a second cover body 12, a third cover body 13 and a fourth cover body 14 which are sequentially connected end to end, the feed hopper 4 is arranged on the second cover body 12, and the dust collection pipe 5 is arranged on the fourth cover body 14. The cover body 1 adopts the structure of this kind of components of a whole that can function independently equipment rather than the integral type, makes cover body 1 can carry out the substep installation, reduces cover body 1's the installation degree of difficulty, through changing second cover body 12 or fourth cover body 14, can change the morphological structure of feeder hopper 4 and dust absorption pipe 5 simultaneously to can be connected with different feed bins or dust collecting equipment, have more extensive suitability.
Because of having the airtight casing, can't direct observation sealed electronic belt conveyor scale's the inside condition, in order to look over the inside condition for the convenience, can open on the cover body 1 and establish at least one observation door. Through opening the observation door, the staff can observe the inside of airtight type electronic belt conveyor scale, carry out necessary regulation or discover abnormal conditions in time, avoid the emergence of trouble.
In this embodiment, the enclosed electronic belt scale further includes a plurality of support pillars 6, and the top of each support pillar 6 is connected to the bottom of the second rectangular bracket 321. The support column 6 enables the closed electronic belt scale to be stably fixed on the ground, and the bottom of the bulk material collecting device 3 is prevented from contacting with the ground.
Reference throughout this specification to the description of the terms "preferred," "further," or the like, as used in describing preferred embodiments of the present invention, means that a particular feature, structure, material, or characteristic described in connection with the example or illustration is included in at least one example or illustration of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above examples are only intended to illustrate the details of the invention, which is not limited to the above details, i.e. it is not intended that the invention must be implemented in such detail. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitutions of the raw materials of the product of the present invention, addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.
Claims (10)
1. The utility model provides an airtight electronic belt scale, its characterized in that, includes the cover body, weighing device and bulk cargo collection device, weighing device detachably sets up the cover body with between the bulk cargo collection device, the cover body sets up the weighing device top, bulk cargo collection device sets up weighing device below, the cover body the weighing device with the partial surface of bulk cargo collection device forms airtight casing jointly, be equipped with feed inlet and discharge gate on the airtight casing, the feed inlet is established on the cover body, the discharge gate is established on the bulk cargo collection device.
2. The hermetically sealed electronic belt scale of claim 1, wherein the weighing device comprises a belt scale and a first frame connected to a side of the belt scale and surrounding the belt scale, the bulk material collecting device comprises a scraper and a second frame, the scraper is disposed in the second frame, the scraper is located directly below the belt scale, the second frame is detachably connected to a bottom of the first frame, and the cover is detachably connected to a top of the first frame.
3. The hermetically sealed electronic belt scale of claim 2, wherein the first frame comprises a first rectangular support and a plurality of connecting plates, the first rectangular support comprises an upper frame plate, a lower frame plate and a vertical plate, the upper frame plate and the lower frame plate are parallel to each other and are both vertically connected with the vertical plate, so that a closed groove is formed in the first rectangular support, one side of each connecting plate is connected with the vertical plate, the other side, opposite to the connecting plates, of each connecting plate is connected with the belt scale, and the side, with the groove, of the first rectangular support faces away from the belt scale.
4. The hermetically sealed electronic belt scale of claim 3, wherein the second frame comprises a second rectangular bracket and a bottom case, the top of the second rectangular bracket is connected to the lower frame plate, the bottom case comprises a bottom plate and two side plates, the bottom plate is horizontally disposed, one side of each side plate is connected to an edge of the bottom plate, an included angle between each side plate and the bottom plate is an obtuse angle, and the other side of each side plate opposite to the side plate is connected to the second rectangular bracket.
5. The hermetically sealed electronic belt scale of claim 4 further comprising a plurality of support posts, the top of the support posts being connected to the bottom of the second rectangular bracket.
6. The hermetically sealed electronic belt scale of claim 2, wherein the bulk material collection device further comprises a discharge chute, the discharge chute being proximate to an end of the scraper, the discharge opening being provided at a bottom of the discharge chute.
7. The hermetically sealed electronic belt scale of claim 1 further comprising a feed hopper, the feed inlet being open to the feed hopper, the feed hopper extending through the housing.
8. The hermetically sealed electronic belt scale of claim 7 further comprising a dust collection tube disposed on the cover, the dust collection tube disposed at an end of the cover away from the feed hopper.
9. The hermetically sealed electronic belt scale of claim 8, wherein the housing comprises a first housing, a second housing, a third housing, and a fourth housing connected end to end in sequence, the feed hopper is disposed on the second housing, and the dust collection tube is disposed on the fourth housing.
10. The hermetically sealed electronic belt scale of any one of claims 1 to 9, wherein the housing has at least one observation door formed thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213387.9A CN113008343A (en) | 2021-02-25 | 2021-02-25 | Closed electronic belt scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213387.9A CN113008343A (en) | 2021-02-25 | 2021-02-25 | Closed electronic belt scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113008343A true CN113008343A (en) | 2021-06-22 |
Family
ID=76386073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110213387.9A Pending CN113008343A (en) | 2021-02-25 | 2021-02-25 | Closed electronic belt scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113008343A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB568147A (en) * | 1943-03-03 | 1945-03-21 | Arthur James Stock | Improvements in apparatus for automatically weighing predetermined quantities of material |
| EP0095095A1 (en) * | 1982-05-21 | 1983-11-30 | Bühler AG | Process for weighing bulk material, and weighing device |
| CN202063536U (en) * | 2011-04-13 | 2011-12-07 | 福建龙净脱硫脱硝工程有限公司 | Double-speed-regulation continuous metering feeding device for spiral conveyer and omniseal belt conveyer scale |
| CN205873210U (en) * | 2016-07-26 | 2017-01-11 | 中冶华天工程技术有限公司 | Quick lime dosing unit |
| CN211425606U (en) * | 2020-03-10 | 2020-09-04 | 山西长治维特衡器有限公司 | Dustproof high-precision constant-value belt scale loading system |
| CN211717603U (en) * | 2020-05-15 | 2020-10-20 | 金隅冀东水泥(唐山)有限责任公司唐山分公司 | Sealing structure of belt scale |
| CN212173452U (en) * | 2020-03-25 | 2020-12-18 | 辉县市新科机械设备有限公司 | Closed metering feeding device |
| CN212432301U (en) * | 2020-08-10 | 2021-01-29 | 成都湘计自控系统有限公司 | Double-sealing belt balance |
-
2021
- 2021-02-25 CN CN202110213387.9A patent/CN113008343A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB568147A (en) * | 1943-03-03 | 1945-03-21 | Arthur James Stock | Improvements in apparatus for automatically weighing predetermined quantities of material |
| EP0095095A1 (en) * | 1982-05-21 | 1983-11-30 | Bühler AG | Process for weighing bulk material, and weighing device |
| CN202063536U (en) * | 2011-04-13 | 2011-12-07 | 福建龙净脱硫脱硝工程有限公司 | Double-speed-regulation continuous metering feeding device for spiral conveyer and omniseal belt conveyer scale |
| CN205873210U (en) * | 2016-07-26 | 2017-01-11 | 中冶华天工程技术有限公司 | Quick lime dosing unit |
| CN211425606U (en) * | 2020-03-10 | 2020-09-04 | 山西长治维特衡器有限公司 | Dustproof high-precision constant-value belt scale loading system |
| CN212173452U (en) * | 2020-03-25 | 2020-12-18 | 辉县市新科机械设备有限公司 | Closed metering feeding device |
| CN211717603U (en) * | 2020-05-15 | 2020-10-20 | 金隅冀东水泥(唐山)有限责任公司唐山分公司 | Sealing structure of belt scale |
| CN212432301U (en) * | 2020-08-10 | 2021-01-29 | 成都湘计自控系统有限公司 | Double-sealing belt balance |
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Application publication date: 20210622 |