CN202922752U - Powder conveying and weighing system and concrete mixing plant comprising same - Google Patents
Powder conveying and weighing system and concrete mixing plant comprising same Download PDFInfo
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- CN202922752U CN202922752U CN 201220640421 CN201220640421U CN202922752U CN 202922752 U CN202922752 U CN 202922752U CN 201220640421 CN201220640421 CN 201220640421 CN 201220640421 U CN201220640421 U CN 201220640421U CN 202922752 U CN202922752 U CN 202922752U
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Abstract
The utility model discloses a powder conveying and weighing system and a concrete mixing plant comprising the powder conveying and weighing system. The powder conveying and weighing system comprises a spiral conveying pipe (10), a distributing mechanism (20) and a plurality of powder scales (30); the distribution mechanism (20) comprises an inlet pipe (21) and a plurality of outlet pipes (22), wherein the inlet pipe (21) is connected to the outlet end of the spiral conveying pipe (10); the plurality of outlet pipes (22) are selectively communicated with the inlet pipe (21) and are respectively connected to the corresponding powder scales (30); and when the distribution mechanism (20) is in the working state, only one outlet pipe (22) is communicated with the inlet pipe (21). According to the powder conveying and weighing system provided by the utility model, different powders can be easily conveyed into the corresponding powder scales, and the cost is relatively low.
Description
Technical field
The utility model relates to the concrete batch plant field, carries Weighing system and comprises its concrete mixing plant in particular to a kind of powder.
Background technology
In traditional concrete mixing plant, all have powder and carry (guide) Weighing system, the type of powder that fills in each powder storehouse is fixed, and the powder in the powder storehouse can only be transported in fixing powder scale by conveying worm and carries out weighing.When the concrete formulation change, same powder storehouse replacing powder causes the powder scale of weighing also to need to change thereupon, thereby needs to change corresponding powder screw conveyer, not only cause and change inconvenience, and replacement cost is higher.
The utility model content
The utility model aims to provide the concrete mixing plant that a kind of material is carried Weighing system and comprised it, can realize at an easy rate different powders is transported in corresponding powder scale, and cost is lower.
To achieve these goals, according to an aspect of the present utility model, provide a kind of powder to carry Weighing system, comprise spiral conveying tube, distributor gear and a plurality of powder scale, distributor gear comprises the inlet tube that is connected with the port of export of spiral conveying tube and a plurality of outlets that selectively are connected with inlet tube, a plurality of outlets are connected to respectively corresponding powder scale, and distributor gear only has an outlet to be connected with inlet tube in working order the time.
Further, outlet comprises the first outlet and the second outlet, the powder scale comprises the first powder scale and the second powder scale, the first outlet is connected to the first powder scale, the second outlet is connected to the second powder scale, distributor gear also comprises switching device shifter, and switching device shifter is adjusted the connected state between the first outlet and the second outlet and inlet tube.
Further, switching device shifter comprises the change-over panel at the link position place that is arranged on the first outlet and the second outlet, change-over panel selectively shutoff in the import department of the first outlet or the second outlet.
Further, switching device shifter comprises the first butterfly valve of the import department that is arranged on the first outlet and is arranged on the second butterfly valve of the import department of the second outlet, the first butterfly valve and the second butterfly valve coordinate, and one of them is opened to make the first outlet and the second outlet, and another one is closed.
Further, the first butterfly valve and the second butterfly valve are Pneumatic butterfly valve.
Further, spiral conveying tube comprises the first spiral conveying tube and the second spiral conveying tube, and the outlet of the first spiral conveying tube is connected to the inlet tube of distributor gear, and the port of export of the second spiral conveying tube is communicated to the second powder scale by tube connector.
Further, distributor gear is three-way distribution valve.
According on the other hand of the present utility model, a kind of concrete mixing plant is provided, comprise powder storehouse and powder conveying Weighing system, it is that above-mentioned powder is carried Weighing system that this powder is carried Weighing system, and powder carries the entrance point of the spiral conveying tube of Weighing system to be connected to the discharging opening in powder storehouse.
Use the technical solution of the utility model, powder carries Weighing system to comprise spiral conveying tube, distributor gear and a plurality of powder scale, distributor gear comprises the inlet tube that is connected with the port of export of spiral conveying tube and a plurality of outlets that selectively are connected with inlet tube, a plurality of outlets are connected to respectively corresponding powder scale, and distributor gear only has an outlet to be connected with inlet tube in working order the time.When needs are changed concrete formulation, only need to regulate and distribute mechanism, corresponding outlet is connected with inlet tube, thereby the powder after change can be delivered in corresponding powder scale by outlet, therefore need not spiral conveying tube is changed, can realize at an easy rate different powders is transported in corresponding powder scale, and simple in structure, easy to use, the cost when effectively reducing concrete mixing plant replacing concrete formulation.
Description of drawings
The accompanying drawing that consists of a part of the present utility model is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation according to the concrete mixing plant of embodiment of the present utility model.
The specific embodiment
Hereinafter also describe in conjunction with the embodiments the utility model in detail with reference to accompanying drawing.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
As shown in Figure 1, according to embodiment of the present utility model, a kind of powder carries Weighing system to comprise spiral conveying tube 10, distributor gear 20 and a plurality of powder scale 30, distributor gear 20 comprises the inlet tube 21 that is connected with the port of export of spiral conveying tube 10 and a plurality of outlets 22 that selectively are connected with inlet tube 21, a plurality of outlets 22 are connected to respectively corresponding powder scale 30, powder can be delivered to respectively in different powder scales 30 to carry out weighing.Distributor gear 20 only has an outlet 22 to be connected with inlet tube 21 in working order the time, this outlet 22 is connected to the powder scale 30 that is complementary with the type of powder of filling a prescription after changing, thereby the powder after changing is delivered in corresponding powder scale 30 and carries out weighing, and need not powder scale 30 is changed.
When needs are changed concrete formulation, only need to regulate and distribute mechanism 20, corresponding outlet 22 is connected with inlet tube 21, thereby the powder after change can be delivered in corresponding powder scale 30 by outlet 22, therefore need not spiral conveying tube 10 is changed, simple in structure, easy to use, the cost when effectively reducing concrete mixing plant replacing concrete formulation.
Switching device shifter comprises the first butterfly valve 41 of the import department that is arranged on the first outlet 221 and is arranged on the second butterfly valve 42 of the import department of the second outlet 222.Two butterfly valves are controlled respectively the switching of the first outlet 221 and the second outlet 222, the first butterfly valve 41 and the second butterfly valve 42 coordinate, one of them is opened to make the first outlet 221 and the second outlet 222, and another one is closed, thereby realizes switching that powder is distributed.Two butterfly valves can by manually controlling, also can adopt the modes such as electronic control, hydraulic control.Preferably, in the present embodiment, the first butterfly valve 41 and the second butterfly valve 42 are Pneumatic butterfly valve.This kind adjustment structure is simpler, uses safelyr, and cost is lower.
This switching device shifter also can be other structure, for example can change-over panel be set a minute position in the link position place of the first outlet 221 and the second outlet 222, this change-over panel arranges turningly, and selectively shutoff in the import department of the first outlet 221 or the second outlet 222.By regulating the upturned position of change-over panel, just can realize easily the adjusting to the powder outlet position in the first powder storehouse 51.
In the present embodiment, spiral conveying tube 10 comprises the first spiral conveying tube 11 and the second spiral conveying tube 12, the port of export that the outlet of the first spiral conveying tube 11 is connected to inlet tube 21, the second spiral conveying tubes 12 of distributor gear 20 is communicated to the second powder scale 32 by tube connector 23.In when normal operation, the powders in the first powder storehouse 51 are delivered in the first powder scale 31 by the first spiral conveying tube 11, and the powders in the second powder storehouse 52 are delivered in the second powder scale 32 by the second spiral conveying tube 12.When the powder in the first powder storehouse 51 was changed, the position of corresponding adjusting the first butterfly valve 41 and the second butterfly valve 42 made the powders in the first powder storehouse 51 be delivered in the second powder scale 32 by the second outlet 222, namely realizes the adjusting that powder is changed.
The second spiral conveying tube 12 in the present embodiment also can connect a three-way distribution valve, two outlets 22 of this three-way distribution valve also are connected to respectively the first powder scale 31 and the second powder scale 32, its control mode is identical with the mode of the first powder storehouse 51 powders distribution, repeats no more here.This setup makes each powder storehouse 50 all can realize the cost adjustment rapidly that powder is changed, and therefore has better operating efficiency, also can produce better economic benefit.
In other embodiments, a powder storehouse 50 can only be arranged also, then this powder storehouse 50 is connected to respectively a plurality of different powder scales 30 by distributor gear 20, thereby realizes the function that a storehouse is multiplex.
According to embodiment of the present utility model, a kind of concrete mixing plant comprises powder storehouse and powder conveying Weighing system, it is that above-mentioned powder is carried Weighing system that this powder is carried Weighing system, and this powder carries the entrance point of the spiral conveying tube 10 of Weighing system to be connected to the discharging opening in powder storehouse.In the present embodiment, powder storehouse 50 comprises the first powder storehouse 51 and 52, the first powder storehouses 51, the second powder storehouse and the second powder storehouse 52 dissimilar powders of splendid attire respectively.The first spiral conveying tube 11 is connected to the discharging opening in the first powder storehouse 51, and the second spiral conveying tube 12 is connected to the discharging opening in the second powder storehouse 52.When the type of powder in the first powder storehouse 51 changes to type of powder in the second powder storehouse 52, only need to regulate the position of the first butterfly valve 41 and the second butterfly valve 42, the first outlet 221 cuts out, the second outlet 222 is opened, thereby the powder after change is entered in the second powder scale 32 by the second outlet 222, just can complete the operation that powder is changed, and need not spiral conveying tube 10 grades are changed, therefore can effectively increase work efficiency, reduce the cost that powder is changed.
From above description, can find out, the utility model the above embodiments have realized following technique effect: use the technical solution of the utility model, powder carries Weighing system to comprise spiral conveying tube, distributor gear and a plurality of powder scale, distributor gear comprises the inlet tube that is connected with the port of export of spiral conveying tube and a plurality of outlets that selectively are connected with inlet tube, a plurality of outlets are connected to respectively corresponding powder scale, and distributor gear only has an outlet to be connected with inlet tube in working order the time.When needs are changed concrete formulation, only need to regulate and distribute mechanism, corresponding outlet is connected with inlet tube, thereby the powder after change can be delivered in corresponding powder scale by outlet, therefore need not spiral conveying tube is changed, simple in structure, easy to use, the cost when effectively reducing concrete mixing plant replacing concrete formulation.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a powder is carried Weighing system, it is characterized in that, comprise spiral conveying tube (10), distributor gear (20) and a plurality of powder scale (30), described distributor gear (20) comprises the inlet tube (21) that is connected with the port of export of described spiral conveying tube (10) and a plurality of outlets (22) that selectively are connected with described inlet tube (21), a plurality of described outlets (22) are connected to respectively corresponding described powder scale (30), and described distributor gear (20) only has a described outlet (22) to be connected with described inlet tube (21) in working order the time.
2. powder according to claim 1 is carried Weighing system, it is characterized in that, described outlet (22) comprises the first outlet (221) and the second outlet (222), described powder scale (30) comprises the first powder scale (31) and the second powder scale (32), described the first outlet (221) is connected to described the first powder scale (31), described the second outlet (222) is connected to described the second powder scale (32), described distributor gear (20) also comprises switching device shifter, described switching device shifter is adjusted the connected state between described the first outlet (221) and described the second outlet (222) and described inlet tube (21).
3. powder according to claim 2 is carried Weighing system, it is characterized in that, described switching device shifter comprises the change-over panel at the link position place that is arranged on described the first outlet (221) and described the second outlet (222), described change-over panel selectively shutoff in the import department of described the first outlet (221) or described the second outlet (222).
4. powder according to claim 2 is carried Weighing system, it is characterized in that, described switching device shifter comprises first butterfly valve (41) of the import department that is arranged on described the first outlet (221) and is arranged on second butterfly valve (42) of the import department of described the second outlet (222), described the first butterfly valve (41) and described the second butterfly valve (42) coordinate, one of them is opened to make described the first outlet (221) and described the second outlet (222), and another one is closed.
5. powder according to claim 4 is carried Weighing system, it is characterized in that, described the first butterfly valve (41) and described the second butterfly valve (42) are Pneumatic butterfly valve.
6. according to claim 2 to 5, the described powder of any one is carried Weighing system, it is characterized in that, described spiral conveying tube (10) comprises the first spiral conveying tube (11) and the second spiral conveying tube (12), the outlet of described the first spiral conveying tube (11) is connected to the inlet tube (21) of described distributor gear (20), and the port of export of described the second spiral conveying tube (12) is communicated to described the second powder scale (32) by tube connector (23).
7. powder according to claim 1 is carried Weighing system, it is characterized in that, described distributor gear (20) is three-way distribution valve.
8. concrete mixing plant, comprise powder storehouse (50) and powder conveying Weighing system, it is characterized in that, it is that in claim 1 to 7, the described powder of any one is carried Weighing system that described powder is carried Weighing system, and described powder carries the entrance point of the spiral conveying tube (10) of Weighing system to be connected to the discharging opening in described powder storehouse (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220640421 CN202922752U (en) | 2012-11-28 | 2012-11-28 | Powder conveying and weighing system and concrete mixing plant comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220640421 CN202922752U (en) | 2012-11-28 | 2012-11-28 | Powder conveying and weighing system and concrete mixing plant comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN202922752U true CN202922752U (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220640421 Expired - Fee Related CN202922752U (en) | 2012-11-28 | 2012-11-28 | Powder conveying and weighing system and concrete mixing plant comprising same |
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| CN (1) | CN202922752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171925A (en) * | 2015-09-29 | 2015-12-23 | 中联重科股份有限公司 | Stirring equipment |
-
2012
- 2012-11-28 CN CN 201220640421 patent/CN202922752U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171925A (en) * | 2015-09-29 | 2015-12-23 | 中联重科股份有限公司 | Stirring equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151128 |