CN203697259U - Accurate weighing structure, accurate weighing device and mixing station - Google Patents
Accurate weighing structure, accurate weighing device and mixing station Download PDFInfo
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- CN203697259U CN203697259U CN201420008062.2U CN201420008062U CN203697259U CN 203697259 U CN203697259 U CN 203697259U CN 201420008062 U CN201420008062 U CN 201420008062U CN 203697259 U CN203697259 U CN 203697259U
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- accurate weighing
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- stripper
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- 238000005303 weighing Methods 0.000 title abstract description 37
- 239000000654 additive Substances 0.000 claims description 18
- 230000000996 additive effect Effects 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 abstract description 32
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000686 essence Substances 0.000 description 114
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000013589 supplement Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000008676 import Effects 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses an accurate weighing structure. The accurate weighing structure comprises a liquid supply pump, an accurate weighing box, a scale, a feed tube, and an overflow tube, wherein the liquid supply pump is connected with the accurate weighing box through the feed tube, the accurate weighing box is connected with the scale through the overflow tube, a discharge part connected with the scale is arranged at the bottom of the accurate weighing box and comprises a discharge tube and a discharge valve on the discharge tube, the joint of the feed tube and the accurate weighing box and the joint of the overflow tube and the accurate weighing box are arranged at the top of the accurate weighing box, and the highest point of the overflow tube is higher than that of the feed tube. The utility model also discloses an accurate weighing device with the accurate weighing structure, and a mixing station with the accurate weighing device. On the premise of guaranteeing the weighing accuracy, the accurate weighing structure, the accurate weighing device and the mixing station prevent liquid in the accurate weighing box from flowing back to the liquid supply pump along the feed tube after the pump stops running, and thus the production efficiency cannot be affected.
Description
Technical field
The utility model relates to metering field, especially relates to a kind of essence and claims structure, essence to claim device and mixing plant.
Background technology
Several essences common on market claim structure, one is to use for reference mixing plant water system, this system includes pump and scale, the top of scale arranges supplementary case, supplements the main import of case and primary outlet and is all arranged on the top that supplements case, and main import is communicated with pump, primary outlet leads to scale, the bottom that supplements case is provided with repaired mouth, and repaired mouth is communicated with scale through mending pipe, mends on pipe and is provided with fluid valve.But because the main inlet pipe that supplements case with main go out the peak of pipe in same level position, pump stops the liquid that rear master goes out in pipe and can not dam in time and recoil, and affects measuring accuracy and continue to rush at scale.
For this reason, a kind of essence claims structure main import to be arranged on to the side that supplements case, a kind of essence claims structure main import to be arranged on to the bottom that supplements case, the peak that the main inlet pipe of the supplementary case of realization and master go out pipe is not in same level position, after reaching pump and quitting work main go out liquid in pipe dammed in time and recoiled, thereby meet measuring accuracy requirement, but, because the capacity of mixing plant is generally much smaller than the capacity of trucd mixer, this just requires mixing plant is the process of continuous operation, essence claims that structure is also the process of continuous operation, if but main import is arranged on the side and the bottom that supplement case, after pump quits work, supplement in case some liquid is continued to reflux toward solution feed pump by main import, when carrying out smart title work next time, also needing again to supplement case fills, thereby production efficiency is affected to some extent.
Utility model content
The purpose of this utility model is to provide a kind of essence to claim structure, essence title device and mixing plant overcomes or at least alleviate above-mentioned defect of the prior art.
For achieving the above object, the utility model provides a kind of essence to claim structure, comprise solution feed pump, essence claims case, scale, feed pipe, and overflow pipe, described solution feed pump claims that with described essence case is connected by described feed pipe, described essence claims case to be connected with described scale by described overflow pipe, described essence claims case bottom to be provided with the stripper being connected with described scale, described stripper comprises discharge duct and is arranged on the discharge valve on described discharge duct, described feed pipe and described essence claim the junction of case and the junction of described overflow pipe and described essence title case to be all located at the top that described essence claims case, and the peak of described overflow pipe is higher than the peak of described feed pipe.
Preferably, the internal diameter of described discharge duct is less than the internal diameter of described overflow pipe.
Preferably, described stripper is at least two.
Preferably, described stripper comprises that thick title stripper and essence claim stripper, and described essence claims that the discharge duct of stripper is less than the discharge duct internal diameter of described thick title stripper.
Preferably, described overflow pipe is at least two.
The utility model also provides a kind of essence to claim device, and described essence claims device to comprise that described essence claims structure.
Preferably, described essence title device comprises that crystal claims structure and at least one additive essence to claim structure, and described crystal claims the feed pipe of structure and the internal diameter of overflow pipe larger than the described additive essence title feed pipe of structure and the internal diameter of overflow pipe respectively.
The utility model also provides a kind of mixing plant, and described mixing plant comprises that described essence claims device.
The feed pipe of essence title structure of the present utility model claims the junction of case and the junction of overflow pipe and essence title case to be all located at the top that essence claims case with essence, and the peak of overflow pipe is higher than the peak of feed pipe.Like this, after pump quits work, because the peak of overflow pipe is higher than the peak of feed pipe, the liquid in overflow pipe can dam in time and recoil, and affects measuring accuracy and can not continue to rush at scale; In addition, because claiming the junction of case, feed pipe and essence be located at the top that essence claims case, essence claims the liquid of case also can not reflux toward solution feed pump along feed pipe, in the time that essence claims that structure weighs next time, liquid is full of by solution feed pump time that essence claims case, and can to claim that the junction of case be located at the time that essence claims the side of case or the situation of bottom to use than feed pipe and essence few, thereby largely, improved production efficiency.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the structural representation that claims structure according to the essence of the utility model one embodiment;
Fig. 2 is the structural representation that claims structure according to the essence of another embodiment of the utility model;
Fig. 3 is the structural representation that claims structure according to the essence of the another embodiment of the utility model.
Reference numeral:
The thick discharge duct that claims of 1 solution feed pump 52
2 feed pipe 6 discharge valves
3 essences claim case 61 essences to claim discharge valve
The thick discharge valve that claims of 4 overflow pipe 62
5 discharge duct 7 scales
51 essences claim discharge duct
The specific embodiment
For object, technical scheme and advantage that the utility model is implemented are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, rather than whole embodiment.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
Describe and claim structure according to the essence of the utility model embodiment below with reference to Fig. 1-3, this essence claims structure to be applicable to mixing plant to weigh the liquid such as water, additive making in during Concrete.
As shown in Figure 1, claim structure according to the essence of an embodiment of the utility model, comprise solution feed pump 1, essence claims case 3, scale 7, feed pipe 2, with overflow pipe 4, described solution feed pump 1 claims that with described essence case 3 is connected by described feed pipe 2, described essence claims that case 3 is connected with described scale 7 by described overflow pipe 4, described essence claims that case 3 bottoms are provided with the stripper being connected with described scale 7, described stripper comprises discharge duct 5 and is arranged on the discharge valve 6 on described discharge duct 5, described feed pipe 2 claims the junction of case 3 to be located at the top that described essence claims case 3 with described essence, described overflow pipe 4 claims the junction of case 3 to be also located at the top that described essence claims case 3 with described essence, and the peak of described overflow pipe 4 is higher than the peak of described feed pipe 2.
Describe below with reference to Fig. 1 the operation principle that this essence claims structure, this essence claims the work of structure to comprise two processes:
(1) slightly claim process: mixing plant in the course of the work, in the time that needs weigh the liquid such as water or additive, solution feed pump 1 is opened, discharge valve 6 is opened, liquid (water or additive etc.) is by solution feed pump 1, claim case 3 tops to enter essence by feed pipe 2 from essence and claim case 3, in the time that liquid is full of essence title case 3, liquid enters scale 7 by overflow pipe 4 and discharge duct 5 simultaneously, until the liquid weight in scale 7 reach a certain setting value (this value as required voluntarily arrange, can be for example required liquid weight 90%).
(2) smart title process: (this value arranges as required voluntarily when the liquid weight in scale 7 reaches a certain setting value, can be for example required liquid weight 90%) time, solution feed pump 1 cuts out, liquid in feed pipe 2 refluxes, now, because overflow pipe 4 discharge heights are than feed pipe 2 height (peak that is overflow pipe is higher than the peak of feed pipe), liquid no longer enters scale 7 by overflow pipe 4.Remaining liquid enters in scale 7 by discharge duct 5, and in the time that liquid weight in scale 7 reaches the value needing, discharge valve 6 cuts out, and completes weighing.As shown in Figure 2, in an embodiment of the present utility model, the internal diameter of described discharge duct 5 is less than the internal diameter of described overflow pipe 4.For this reason, when the liquid weight in scale 7 reaches a certain setting value, (this value arranges as required voluntarily, can be for example required liquid weight 90%), when remaining liquid enters scale 7 by discharge duct 5, because the internal diameter of described discharge duct 5 is less than the internal diameter of described overflow pipe 4, now enter the fluid flow of scale 7 by discharge duct 5 less, can further guarantee the precision weighing.It should be noted that, the internal diameter of discharge duct 5 can arrange as required, and for example, in the time carrying out low dose of weighing, can make discharge duct 5 internal diameters is the half of overflow pipe 4 internal diameters, and 1/4, or other numerical value, the utility model does not limit.
The feed pipe of essence title structure of the present utility model claims the junction of case and the junction of overflow pipe and essence title case to be all located at the top that essence claims case with essence, and the peak of overflow pipe is higher than the peak of feed pipe.Like this, after pump quits work, because the peak of overflow pipe is higher than the peak of feed pipe, the liquid in overflow pipe can dam in time and recoil, and affects measuring accuracy and can not continue to rush at scale; In addition, because claiming the junction of case, feed pipe and essence be located at the top that essence claims case, essence claims the liquid of case also can not reflux toward solution feed pump along feed pipe, in the time that essence claims that structure weighs next time, liquid is full of by solution feed pump time that essence claims case, and can to claim that the junction of case be located at the time that essence claims the side of case or the situation of bottom to use than feed pipe and essence few, thereby largely, improved production efficiency.
In an embodiment of the present utility model, described stripper comprises that thick title stripper and essence claim stripper, and described essence claims that the discharge duct internal diameter of stripper is less than the discharge duct internal diameter of described thick title stripper.As shown in Figure 3, described essence claims stripper to comprise that essence claims discharge duct 51 and essence to claim discharge valve 61, described thick title stripper comprises thick title discharge duct 52 and the thick discharge valve 62 that claims, in thick title process, open described thick title stripper (opening described thick title discharge valve 62), open or close described essence and claim stripper (open or close described essence and claim discharge valve 61), in essence title process, close described thick title stripper (closing described thick title discharge valve 62), open described essence and claim stripper (open described essence and claim discharge valve 61), for this reason, can further guarantee the precision weighing.It should be noted that, essence claims the internal diameter of discharge duct 51 to arrange as required, for example, in the time carrying out low dose of weighing, can make essence claim that discharge duct 51 internal diameters are the half that slightly claims discharge duct 52 internal diameters, 1/4, or other numerical value, the utility model does not limit.
In an embodiment of the present utility model, described overflow pipe is at least two.For this reason, can shorten the time of thick title process, further guarantee the efficiency weighing.It should be noted that, the peak that described at least two overflow pipes all meet described overflow pipe is higher than the peak of feed pipe.In addition, also it should be noted that, the utility model does not limit the setting position of described at least two overflow pipes, and preferred set-up mode claims the compact conformation of structure as principle to guarantee essence.
The following describes according to the essence of another embodiment of the utility model and claim device.Claim device according to the essence of another embodiment of the utility model, comprise that the essence that at least two first aspects propose claims structure, for different liquid to be weighed is weighed.For example, the essence of a preferred embodiment claims device, comprises that two essences claim structure, and one of them essence claims that structure is used for weighing water, and another one essence claims that structure is used for weighing additive.Also for example, the essence of a preferred embodiment claims device, comprises that three essences claim structure, and one of them essence claims that structure is used for weighing water, and second essence claims that structure is used for weighing the first additive, and the 3rd essence claims that structure is used for weighing the second additive.Also for example, the essence of a preferred embodiment claims device, comprise that four essences claim structure, one of them essence claims that structure is used for weighing water, second essence claims that structure is used for weighing the first additive, the 3rd essence claims that structure is used for weighing the second additive, and the 4th essence claims that structure is used for weighing the third additive.It should be noted that, the utility model claims the quantity of structure not limit to essence, is as the criterion with actual needs.Claim device according to essence of the present utility model, guaranteeing that essence claims on the basis of weighing precision of structure, thus avoid due to pump quit work after essence claim the liquid of case to reflux along feed pipe toward solution feed pump to affect the generation of production efficiency phenomenon.
Preferably, claim device according to the essence of another embodiment of the utility model, comprise that crystal claims structure and at least one additive essence to claim structure, described crystal claims structure for weighing water, described additive essence claims that structure is used for weighing additive, because in concrete for making process, the requirement of water is more much bigger than the requirement of additive, so in the preferred embodiment, described crystal claims the feed pipe of structure, overflow pipe to claim that than described additive essence feed pipe, the overflow pipe internal diameter of structure are large.
The following describes according to the mixing plant of another embodiment of the utility model.Comprise that according to the mixing plant of another embodiment of the utility model the essence that second aspect proposes claims device.According to mixing plant of the present utility model, guaranteeing that essence claims on the basis of weighing precision of structure, thereby avoid due to pump quit work after essence claim the liquid of case to reflux along feed pipe toward solution feed pump to affect the generation of production efficiency phenomenon.
According to the mixing plant of the utility model embodiment, comprise according to the essence of describing in the utility model above-described embodiment and claim device.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Finally it is to be noted: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit.Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (8)
1. an essence claims structure, comprise solution feed pump, essence claims case, scale, feed pipe, and overflow pipe, described solution feed pump claims that with described essence case is connected by described feed pipe, described essence claims case to be connected with described scale by described overflow pipe, described essence claims case bottom to be provided with the stripper being connected with described scale, described stripper comprises discharge duct and is arranged on the discharge valve on described discharge duct, it is characterized in that, described feed pipe and described essence claim the junction of case and the junction of described overflow pipe and described essence title case to be all located at the top that described essence claims case, and the peak of described overflow pipe is higher than the peak of described feed pipe.
2. essence according to claim 1 claims structure, it is characterized in that, the internal diameter of described discharge duct is less than the internal diameter of described overflow pipe.
3. essence according to claim 1 claims structure, it is characterized in that, described stripper is at least two.
4. essence according to claim 3 claims structure, it is characterized in that, described stripper comprises that thick title stripper and essence claim stripper, and described essence claims that the discharge duct of stripper is less than the discharge duct internal diameter of described thick title stripper.
5. essence according to claim 1 claims structure, it is characterized in that, described overflow pipe is at least two.
6. essence claims a device, it is characterized in that having at least two and claim structure according to the essence described in any one in claim 1-5.
7. essence according to claim 6 claims device, it is characterized in that, comprise that crystal claims structure and at least one additive essence to claim structure, described crystal claims the feed pipe of structure and the internal diameter of overflow pipe larger than the described additive essence title feed pipe of structure and the internal diameter of overflow pipe respectively.
8. a mixing plant, is characterized in that, has according to the essence described in claim 6 or 7 and claims device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420008062.2U CN203697259U (en) | 2014-01-07 | 2014-01-07 | Accurate weighing structure, accurate weighing device and mixing station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420008062.2U CN203697259U (en) | 2014-01-07 | 2014-01-07 | Accurate weighing structure, accurate weighing device and mixing station |
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| Publication Number | Publication Date |
|---|---|
| CN203697259U true CN203697259U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420008062.2U Expired - Fee Related CN203697259U (en) | 2014-01-07 | 2014-01-07 | Accurate weighing structure, accurate weighing device and mixing station |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880237A (en) * | 2015-06-26 | 2015-09-02 | 无锡市江达商品混凝土有限公司 | Leakage-proof additive discharging device |
| CN112757493A (en) * | 2020-12-30 | 2021-05-07 | 三一汽车制造有限公司 | Liquid metering device, stirring station and liquid metering control method |
| CN114849519A (en) * | 2022-04-29 | 2022-08-05 | 常德市三一机械有限公司 | Material metering device, metering control method, metering controller and mixing station |
| CN114923550A (en) * | 2022-04-29 | 2022-08-19 | 常德市三一机械有限公司 | Material metering device, metering control method, metering control device and mixing station |
-
2014
- 2014-01-07 CN CN201420008062.2U patent/CN203697259U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880237A (en) * | 2015-06-26 | 2015-09-02 | 无锡市江达商品混凝土有限公司 | Leakage-proof additive discharging device |
| CN112757493A (en) * | 2020-12-30 | 2021-05-07 | 三一汽车制造有限公司 | Liquid metering device, stirring station and liquid metering control method |
| WO2022142285A1 (en) * | 2020-12-30 | 2022-07-07 | 三一汽车制造有限公司 | Liquid metering device, mixing plant and liquid metering control method |
| CN114849519A (en) * | 2022-04-29 | 2022-08-05 | 常德市三一机械有限公司 | Material metering device, metering control method, metering controller and mixing station |
| CN114923550A (en) * | 2022-04-29 | 2022-08-19 | 常德市三一机械有限公司 | Material metering device, metering control method, metering control device and mixing station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200706 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co.,Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| 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: 20140709 |