CN105366367A - Powder conveying system and mixing station - Google Patents
Powder conveying system and mixing station Download PDFInfo
- Publication number
- CN105366367A CN105366367A CN201510885916.4A CN201510885916A CN105366367A CN 105366367 A CN105366367 A CN 105366367A CN 201510885916 A CN201510885916 A CN 201510885916A CN 105366367 A CN105366367 A CN 105366367A
- Authority
- CN
- China
- Prior art keywords
- powder
- air compressor
- screw
- rod air
- storage tank
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/06—Gas pressure systems operating without fluidisation of the materials
- B65G53/10—Gas pressure systems operating without fluidisation of the materials with pneumatic injection of the materials by the propelling gas
- B65G53/12—Gas pressure systems operating without fluidisation of the materials with pneumatic injection of the materials by the propelling gas the gas flow acting directly on the materials in a reservoir
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/16—Gas pressure systems operating with fluidisation of the materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2812/00—Indexing codes relating to the kind or type of conveyors
- B65G2812/16—Pneumatic conveyors
- B65G2812/1608—Pneumatic conveyors for bulk material
- B65G2812/1641—Air pressure systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2812/00—Indexing codes relating to the kind or type of conveyors
- B65G2812/16—Pneumatic conveyors
- B65G2812/1608—Pneumatic conveyors for bulk material
- B65G2812/1641—Air pressure systems
- B65G2812/1658—Air pressure systems with fluidisation of materials
- B65G2812/1666—Air pressure systems with fluidisation of materials without porous wall
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention provides a powder conveying system and a mixing station. The powder conveying system comprises a screw type air compressor, an air storage tank, a dryer, a powder feeding device, a powder bin and a control cabinet, wherein the air storage tank is connected with the screw type air compressor; the dryer is connected with the air storage tank; the powder feeding device and the screw type air compressor are arranged independently; the powder feeding device is internally provided with a fluidization chamber communicated with the dryer; the powder bin is connected with the fluidization chamber, and is internally provided with a pressure control device, a material level gauge and an exhaust port; and the control cabinet is connected with the material level gauge and the pressure control device, and is used to control the starting and stopping of the screw type air compressor according to the powder quantity detected by the material level gauge and pressure detected by the pressure control device. With the adoption of the technical scheme, the powder conveying system adopts the screw type air compressor to replace a diesel air compressor built-in the powder feeding device, so that the noise of the powder conveying system is reduced; in addition, in a powder transport process, the control cabinet can automatically control the starting and stopping of the screw type air compressor according to the actual pressure and the powder quantity in the powder bin, thus bin explosion or bin fullness can be prevented.
Description
Technical field
The present invention relates to mixing plant field, in particular to a kind of powder delivery system and mixing plant.
Background technology
At present, the diesel compressor that concrete mixing plant adopts powder material transport vehicle to carry mostly carries out powder carry, thus cause the consumption of fuel of concrete mixing plant large, seriously polluted, not only and noise is up to 105 decibels, and then concrete productive costs is added but also serious working environment and the ambient environment that have impact on mixing plant staff.Therefore, existing concrete mixing plant can not meet the requirement of low cost, energy-saving and environmental protection.In addition, at present, concrete mixing plant can not according to the powder amount in filler bin from trend filler bin conveying powder or automatically stop to filler bin conveying powder, thus can not hommization, powder amount in Automated condtrol filler bin, and then easily there is wharf explosion or emit storehouse in filler bin.
Summary of the invention
The present invention is intended at least to solve one of technical matters existed in prior art or correlation technique.
Therefore, one object of the present invention there are provided a kind of powder delivery system, the noise of this powder delivery system is low, cost is low, energy consumption is little, and can according to the start and stop of the pressure automatic control Air compressor in the powder amount of filler bin and filler bin, thus can hommization, the powder amount in Automated condtrol filler bin.
Another object of the present invention there are provided a kind of mixing plant with above-mentioned powder delivery system.
In view of this, the embodiment of first aspect present invention provides a kind of powder delivery system, comprising: screw-rod air compressor; Storage tank, is connected with described screw-rod air compressor; Dryer, is connected with described storage tank; Powder-material feeding device, is independently arranged with described screw-rod air compressor, and is provided with the fluidising chamber be communicated with described dryer by pipeline in described powder-material feeding device; Filler bin, is connected to described fluidising chamber by pipeline, is provided with pressure control device, level-sensing device and exhausr port in described filler bin; Control housing, is connected with described level-sensing device, described pressure control device, for the start and stop of screw-rod air compressor described in the Stress control that the described powder amount that detects according to described level-sensing device and described pressure control device detect.
The powder delivery system that embodiment according to a first aspect of the present invention provides, be introduced in storage tank from the screw-rod air compressor gas with certain pressure out and store, then after dryer drying, enter into the fluidising chamber of powder-material feeding device, wherein, powder in powder-material feeding device and this gas are mixed into fluidization powder in fluidising chamber, and enter in filler bin at the flows by action of gas, thus gas just can be utilized to complete powder from powder-material feeding device to the transport of filler bin, this transportation, have employed screw-rod air compressor, and screw-rod air compressor for the diesel compressor that powder-material feeding device of the prior art carries, have energy consumption little, cost is low, pollute the features such as little, particularly, the noise of diesel compressor is up to 105 decibels, and this noise can be reduced to 65 decibels by screw-rod air compressor, simultaneously, when utilizing screw air compressor to carry out powder transport, often produce reducible cost-saving 1.2 yuan of one square of cement concrete, thus namely meet at present about energy-conservation, the demand of environmental protection, reduce productive costs, which in turn improve the working environment of mixing plant staff and the living environment of nearby residents.Wherein, in this powder delivery system, level-sensing device is for detecting the powder amount in filler bin, and concurrent powder feeding doses signal can be produced to control housing according to the actual amount of powder in filler bin, thus control housing just can control the start and stop of screw-rod air compressor automatically according to the actual amount of powder in filler bin, and then just can realize the automatic transport of powder and powder automatically stop give, control with the automation, the hommization that realize powder delivery system, thus can prevent to emit storehouse accident.And pressure differential indicator is for detecting the actual pressure in filler bin, and concurrent pressurization pressure signal can be produced to control housing according to this actual pressure, thus control housing just can control the start and stop of screw-rod air compressor according to the actual pressure in filler bin, and then can prevent filler bin from occurring the accidents such as wharf explosion, thus reduce the potential safety hazard in powder transportation.
Particularly, fluidization powder flow into after in filler bin, and gas is discharged from exhausr port, thus achieves the separation of gas powder, wherein, preferably, for preventing powder from discharging from exhausr port with gas, filtering net can be set in exhaust ports, thus can the gas of discharging be filtered, to reduce the waste of powder.
Preferably, described pressure control device is arranged on the top of described filler bin.
Preferably, described screw-rod air compressor is low-pressure screw Air compressor.
Preferably, described dryer is oil water separator.
In addition, the powder delivery system in above-described embodiment provided by the invention can also have following additional technical feature:
In technique scheme, preferably, described level-sensing device comprises high charge level meter and low level-sensing device, described pressure control device is pressure differential indicator, wherein, when the preset value of described powder amount higher than described high charge level meter, described high charge level meter produces and sends the first signal to described control housing, stops air feed to make described screw-rod air compressor; When the described pressure that described pressure control device detects is greater than preset pressure, described pressure differential indicator produces and sends secondary signal to described control housing, stops air feed to make described screw-rod air compressor.
In this embodiment, when the preset value of powder amount lower than low level-sensing device, low level-sensing device can produce and send the 3rd signal to described control housing, to make described screw-rod air compressor start air feed, thus can supplement the powder in filler bin in time.
In technique scheme, preferably, check valve is provided with between described screw-rod air compressor and described storage tank.
In this embodiment, check valve is arranged between screw-rod air compressor and storage tank, thus gas can only be flow into storage tank from screw-rod air compressor, and can not flow into screw-rod air compressor from storage tank, thus the waste of gas can be reduced, improve the degree of utilization of gas.
In technique scheme, preferably, powder delivery system also comprises hand valve, particularly, when the pipeline of powder delivery system goes wrong, can close this hand valve, thus just can carry out segmentation maintenance to pipeline.Wherein, preferably, between described dryer and described powder-material feeding device, be provided with hand valve, and the quantity of hand valve can be multiple.
Preferably, described hand valve is manual ball valve.
In technique scheme, preferably, powder delivery system also comprises: air compressor house, and described storage tank, described screw-rod air compressor are arranged in described air compressor house.
In this embodiment, storage tank, screw-rod air compressor can be arranged in air compressor house, thus storage tank, screw-rod air compressor can be formed an independently gas supply system, simultaneously, also air compressor house can be carried out sound insulation process, thus the noise of screw-rod air compressor can be isolated from the outside, and then the noise of screw-rod air compressor can be reduced further, particularly, when screw-rod air compressor normally works, noise about 75 decibels, and putting into after in air compressor house, noise can be reduced to 65 decibels.
In technique scheme, preferably, the pressure of the described gas of described screw-rod air compressor output is 0.2-0.3MPA.Certainly, the force value of the gas of described screw-rod air compressor output also can be other numerical value.
In technique scheme, preferably, described filler bin is also provided with dust-precipitator, particularly, dust-precipitator is for collecting the powder after the separation of fluidization powder.
In technique scheme, preferably, many passages are provided with between described storage tank and described powder-material feeding device; Wherein, arbitrary described passage is provided with compression indicator.
In this embodiment, multiple passage can be drawn from storage tank, thus multiple passage can be utilized to be transported in the fluidising chamber of powder-material feeding device by the gas in storage tank, and the compression indicator on arbitrary passage can be used for detecting and monitor the pressure on this passage, thus pressure can be prevented excessive and occur the accidents such as pipeline burst.
Preferably, multiple described passage comprises multiple branch road and main road, and wherein, one end of arbitrary described branch road is connected with described powder-material feeding device, and the other end of arbitrary described branch road is merged into described main road and is connected to described storage tank.
This technical scheme, is connected to storage tank after multiple branch road being merged into a main road again, thus can reduce the outlet number of storage tank, and then can improve the sealing property of storage tank.Meanwhile, preferably, hand valve is arranged on main road, and compression indicator is arranged on each branch road, and preferably, also can arrange a hand valve on branch road.
In technique scheme, preferably, one end that described branch road is connected with described powder-material feeding device is provided with and is with knot that can be undone by a pull India rubber tube, one end of this band knot that can be undone by a pull India rubber tube and branch road is threaded connection, and is provided with and beats grey India rubber tube between described powder-material feeding device and described filler bin.
In above-mentioned multiple technical scheme, preferably, the quantity of described screw-rod air compressor is one or more, and wherein, can connect interlock or multiple described screw-rod air compressor of multiple described screw-rod air compressor can be connected in parallel to described storage tank; The quantity of described filler bin is one or more; The quantity of described powder-material feeding device is one or more.
In this embodiment, when multiple screw-rod air compressor is connected in parallel to storage tank, can independently to storage tank air feed, thus multiple screw-rod air compressor can work independently, and multiple screw-rod air compressor is when being connected serially to storage tank, multiple screw-rod air compressor can interlock work, thus the airshed of adjustable described gas, the parameters such as gaseous tension, certainly, when multiple screw-rod air compressor series connection interlock, wherein, arbitrary screw-rod air compressor also can not work, now, this screw-rod air compressor is only used as gas passage, and can not compress gas.Simultaneously, for improving the transport rate of powder, multiple powder-material feeding device can be utilized simultaneously to conveying powder materials in filler bin simultaneously, particularly, can to be one or more powder-material feeding device be a simultaneously filler bin conveying powder also can be one or more powder-material feeding device is multiple filler bin conveying powder simultaneously.
In above-mentioned multiple technical scheme, preferably, described storage tank is provided with sluicing valve.
In above-mentioned multiple technical scheme, preferably, powder delivery system all has certain pressure resistance for the pipeline connected between each part, preferably, selects galvanized pipe to form this pipeline.
The embodiment of second aspect present invention provides a kind of mixing plant, comprises the powder delivery system described in above-mentioned any one embodiment.
The powder delivery system that the embodiment that the mixing plant that the embodiment of second aspect present invention provides is provided with first aspect present invention provides, thus all beneficial effects that the powder delivery system that the embodiment with first aspect present invention provides has, do not repeat them here.
Wherein, described mixing plant is concrete mixing plant.
Additional aspect of the present invention and advantage become obvious by description part below, or are recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the schematic top plan view of powder delivery system described in one embodiment of the present of invention;
Fig. 2 is the structural representation of filler bin in Fig. 1;
Fig. 3 is the schematic front view of the described powder delivery system provided according to Fig. 1;
Fig. 4 is that schematic diagram is looked on a left side for the described powder delivery system provided according to Fig. 1.
Wherein, the Reference numeral in Fig. 1 to Fig. 4 and the corresponding relation between component names are:
1 screw-rod air compressor, 2 storage tanks, 3 dryers, 4 powder-material feeding devices, 5 filler bins, 51 high charge level meters, 52 low level-sensing devices, 53 pressure differential indicators, 6 check valves, 7 hand valves, 8 air compressor houses, 91 main roads, 92 branch roads, 10 compression indicators.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Referring to Fig. 1 to Fig. 4 description powder delivery system according to some embodiments of the invention.
As shown in Figures 1 to 4, the embodiment of first aspect present invention provides a kind of powder delivery system, comprise: screw-rod air compressor 1, storage tank 2, dryer 3, powder-material feeding device 4, filler bin 5, particularly, storage tank 2, be connected with screw-rod air compressor 1, dryer 3 is connected with storage tank 2, powder-material feeding device 4 is arranged with screw-rod air compressor 1 is independent, and it is provided with the fluidising chamber that pipeline is communicated with dryer 3, filler bin 5 is connected to described fluidising chamber by pipeline, wherein, control housing and level-sensing device, pressure control device connects, for the start and stop of the Stress control screw-rod air compressor 1 that the powder amount that detects according to level-sensing device and pressure control device detect.
The powder delivery system that embodiment according to a first aspect of the present invention provides, be introduced in storage tank 2 from screw-rod air compressor 1 gas with certain pressure out and store, then after dryer 3 drying, enter into the fluidising chamber of powder-material feeding device 4, wherein, powder in powder-material feeding device 4 and this gas are mixed into fluidization powder in fluidising chamber, and enter in filler bin 5 at the flows by action of gas, thus gas just can be utilized to complete the transport of powder from powder-material feeding device 4 to filler bin 5, this transportation, have employed screw-rod air compressor 1, and screw-rod air compressor 1 for the diesel compressor that powder-material feeding device 4 of the prior art carries, have energy consumption little, cost is low, pollute the features such as little, particularly, the noise of diesel compressor is up to 105 decibels, and this noise can be reduced to 65 decibels by screw-rod air compressor 1, simultaneously, when utilizing screw air compressor to carry out powder transport, often produce reducible cost-saving 1.2 yuan of one square of cement concrete, thus namely meet at present about energy-conservation, the demand of environmental protection, reduce productive costs, which in turn improve the working environment of mixing plant staff and the living environment of nearby residents.Wherein, in this powder delivery system, level-sensing device is for detecting the powder amount in filler bin 5, and concurrent powder feeding doses signal can be produced to control housing according to the actual amount of powder in filler bin 5, thus control housing just can control the start and stop of screw-rod air compressor 1 according to the actual amount of powder in filler bin 5 automatically, and then just can realize the automatic transport of powder and powder automatically stop give, control with the automation, the hommization that realize powder delivery system, thus can avoid the accidents such as Mao Cang occur.And pressure differential indicator 53 is for detecting the actual pressure in filler bin 5, and concurrent pressurization pressure signal can be produced to control housing according to this actual pressure, thus control housing just can control the start and stop of screw-rod air compressor 1 according to the actual pressure in filler bin 5, and then can prevent filler bin 5 from occurring the accidents such as wharf explosion, thus reduce the potential safety hazard in powder transportation.
Particularly, fluidization powder flow into after in filler bin 5, gas is discharged from exhausr port, thus achieve the separation of gas powder, wherein, preferably, discharge from exhausr port with gas for preventing powder, filtering net can be set in exhaust ports, thus can the gas of discharging be filtered, to reduce the waste of powder.
Preferably, pressure control device is arranged on the top of filler bin 5.
Preferably, screw-rod air compressor 1 is low-pressure screw Air compressor.
Preferably, dryer 3 is oil water separator.
Preferably, when non-conveying powder materials, as shown in Figure 1, the connection pipe between storage tank and powder-material feeding device can be disconnected, and when needs conveying powder materials, directly connection pipe be connected upper.
Wherein, the arrow in Fig. 1 represents the flow direction of gas or fluidization powder.
In technique scheme, preferably, as shown in Figure 2, level-sensing device comprises high charge level meter 51 and low level-sensing device 52, and pressure control device is pressure differential indicator 53; Wherein, when the preset value of powder amount higher than high charge level meter 51, high charge level meter 51 produces and sends the first signal to control housing, stops air feed to make screw-rod air compressor 1; When the pressure that pressure control device detects is greater than preset pressure, pressure differential indicator 53 produces and sends secondary signal to control housing, stops air feed to make screw-rod air compressor 1.
In this embodiment, when the preset value of powder amount lower than low level-sensing device 52, low level-sensing device 52 can produce and send the 3rd signal to control housing, to make screw-rod air compressor 1 start air feed, thus can supplement the powder in filler bin 5 in time.
In technique scheme, preferably, as shown in Figure 3, check valve 6 is provided with between screw-rod air compressor 1 and storage tank 2.
In this embodiment, check valve 6 is arranged between screw-rod air compressor 1 and storage tank 2, thus gas can only be flow into storage tank 2 from screw-rod air compressor 1, and can not flow into screw-rod air compressor 1 from storage tank 2, thus the waste of gas can be reduced, improve the degree of utilization of gas.
In technique scheme, preferably, as shown in Figure 3, powder delivery system also comprises hand valve 7, particularly, when the pipeline of powder delivery system goes wrong, can close this hand valve 7, thus just can carry out segmentation maintenance to pipeline.Wherein, preferably, between dryer 3 and powder-material feeding device 4, be provided with hand valve 7, and the quantity of hand valve 7 can be multiple.
Preferably, hand valve 7 is manual ball valve.
In technique scheme, preferably, as shown in Figure 3 and Figure 4, powder delivery system also comprises: air compressor house 8, and storage tank 2, screw-rod air compressor 1 are arranged in air compressor house 8.
In this embodiment, can storage tank 2, screw-rod air compressor 1 be arranged in air compressor house 8, thus storage tank 2, screw-rod air compressor 1 can be formed an independently gas supply system, simultaneously, also air compressor house 8 can be carried out sound insulation process, thus the noise of screw-rod air compressor 1 can be isolated from the outside, and then the noise of screw-rod air compressor 1 can be reduced further, particularly, when screw-rod air compressor 1 normally works, noise about 75 decibels, and putting into after in air compressor house 8, noise can be reduced to 65 decibels.
In technique scheme, preferably, the pressure of the gas of screw-rod air compressor 1 output is 0.2-0.3MPA.Certainly, the force value of the gas of screw-rod air compressor 1 output also can be other numerical value.
In technique scheme, preferably, filler bin 5 is also provided with dust-precipitator, particularly, dust-precipitator is for collecting the powder after the separation of fluidization powder.
In technique scheme, preferably, many passages are provided with between storage tank 2 and powder-material feeding device 4; Wherein, arbitrary passage is provided with compression indicator 10.
In this embodiment, multiple passage can be drawn from storage tank 2, thus multiple passage can be utilized to be transported in the fluidising chamber of powder-material feeding device 4 by the gas in storage tank 2, and the compression indicator 10 on arbitrary passage can be used for detecting and monitor the pressure on this passage, thus pressure can be prevented excessive and occur the accidents such as pipeline burst.
Preferably, as shown in Figure 3, multiple passage comprises multiple branch road 92 and main road 91, and wherein, one end of arbitrary branch road 92 is connected with powder-material feeding device 4, and the other end of arbitrary branch road 92 is merged into main road 91 and is connected to storage tank 2.
This technical scheme, is connected to storage tank 2 again after multiple branch road 92 is merged into a main road 91, thus can reduces the outlet number of storage tank 2, and then can improve the sealing property of storage tank 2.Meanwhile, preferably, hand valve 7 is arranged on main road 91, and compression indicator 10 is arranged on each branch road 92, and preferably, also can arrange a hand valve 7 on branch road 92.
In technique scheme, preferably, as shown in Figure 1, one end that branch road 92 is connected with powder-material feeding device 4 is provided with and is with knot that can be undone by a pull India rubber tube, one end of this band knot that can be undone by a pull India rubber tube and branch road is threaded connection, and is provided with and beats grey India rubber tube between powder-material feeding device and filler bin.
In above-mentioned multiple technical scheme, preferably, the quantity of screw-rod air compressor 1 is one or more, and wherein, can connect interlock or multiple screw-rod air compressor 1 of multiple screw-rod air compressor 1 can be connected in parallel to storage tank 2 to s; The quantity of filler bin 5 is one or more; The quantity of powder-material feeding device 4 is one or more.
In this embodiment, when multiple screw-rod air compressor 1 is connected in parallel to storage tank 2, can independently to storage tank 2 air feed, thus multiple screw-rod air compressor 1 can work independently, and multiple screw-rod air compressor 1 is when being connected serially to storage tank 2, multiple screw-rod air compressor 1 can interlock work, thus the airshed of adjustable gas, the parameters such as gaseous tension, certainly, when multiple screw-rod air compressor 1 connects interlock, wherein, arbitrary screw-rod air compressor 1 also can not work, now, this screw-rod air compressor 1 is used as gas passage, and can not compress gas.Simultaneously, for improving the transport rate of powder, multiple powder-material feeding device 4 can be utilized simultaneously to conveying powder materials in filler bin 5 simultaneously, particularly, can be one or more powder-material feeding device 4 be that a filler bin 5 carries powder, also can be that one or more powder-material feeding device 4 carries powder for multiple filler bin 5 simultaneously simultaneously.
In above-mentioned multiple technical scheme, preferably, storage tank is provided with sluicing valve.
In above-mentioned multiple technical scheme, preferably, powder delivery system all has certain pressure resistance for the pipeline connected between each part, preferably, selects galvanized pipe to form this pipeline.
The embodiment of second aspect present invention provides a kind of mixing plant (not shown), comprises the powder delivery system in above-mentioned any one embodiment.
The powder delivery system that the embodiment that the mixing plant that the embodiment of second aspect present invention provides is provided with first aspect present invention provides, thus all beneficial effects that the powder delivery system that the embodiment with first aspect present invention provides has, do not repeat them here.
Wherein, mixing plant is concrete mixing plant.
In the description of this specification sheets, term " connection ", " installation ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification sheets, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a powder delivery system, is characterized in that, comprising:
Screw-rod air compressor;
Storage tank, is connected with described screw-rod air compressor;
Dryer, is connected with described storage tank;
Powder-material feeding device, is independently arranged with described screw-rod air compressor, and is provided with the fluidising chamber be communicated with described dryer by pipeline in described powder-material feeding device;
Filler bin, is connected to described fluidising chamber by pipeline, is provided with pressure control device, level-sensing device and exhausr port in described filler bin;
Control housing, is connected with described level-sensing device, described pressure control device, for the start and stop of screw-rod air compressor described in the Stress control that the amount of described powder that detects according to described level-sensing device and described pressure control device detect.
2. powder delivery system according to claim 1, is characterized in that, described level-sensing device comprises high charge level meter and low level-sensing device, and described pressure control device is pressure differential indicator;
Wherein, when preset value higher than described high charge level meter of the amount of described powder, described high charge level meter produces and sends the first signal to described control housing, stops air feed to make described screw-rod air compressor;
When the described pressure that described pressure control device detects is greater than preset pressure, described pressure differential indicator produces and sends secondary signal to described control housing, stops air feed to make described screw-rod air compressor.
3. powder delivery system according to claim 1, is characterized in that, is provided with check valve between described screw-rod air compressor and described storage tank.
4. powder delivery system according to claim 1, is characterized in that, also comprises:
One or more hand valve, wherein, is provided with described hand valve between described dryer and described powder-material feeding device.
5. powder delivery system according to claim 1, is characterized in that, also comprises:
Air compressor house, described storage tank, described screw-rod air compressor are arranged in described air compressor house.
6. powder delivery system according to claim 1, is characterized in that,
The pressure of the described gas that described screw-rod air compressor exports is 0.2-0.3MPA;
Described filler bin is also provided with dust-precipitator.
7. powder delivery system according to any one of claim 1 to 6, is characterized in that, is provided with many passages between described storage tank and described powder-material feeding device;
Wherein, arbitrary described passage is provided with compression indicator.
8. powder delivery system according to claim 7, it is characterized in that, multiple described passage comprises multiple branch road and main road, wherein, one end of arbitrary described branch road is connected with described powder-material feeding device, and the other end of arbitrary described branch road is merged into described main road and is connected to described storage tank.
9. powder delivery system according to any one of claim 1 to 6, is characterized in that,
The quantity of described screw-rod air compressor is one or more, and wherein, can connect interlock or multiple described screw-rod air compressor of multiple described screw-rod air compressor can be connected in parallel to described storage tank;
The quantity of described filler bin is one or more;
The quantity of described powder-material feeding device is one or more.
10. a mixing plant, is characterized in that, comprising: powder delivery system as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510885916.4A CN105366367A (en) | 2015-12-04 | 2015-12-04 | Powder conveying system and mixing station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510885916.4A CN105366367A (en) | 2015-12-04 | 2015-12-04 | Powder conveying system and mixing station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105366367A true CN105366367A (en) | 2016-03-02 |
Family
ID=55369105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510885916.4A Pending CN105366367A (en) | 2015-12-04 | 2015-12-04 | Powder conveying system and mixing station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105366367A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107915053A (en) * | 2016-11-21 | 2018-04-17 | 湖南金能机械制造有限公司 | A kind of full automatic powder or granule materials transport system |
| CN108238455A (en) * | 2016-12-25 | 2018-07-03 | 上海梅山钢铁股份有限公司 | The control method of special-shaped magazine charging |
| CN110106871A (en) * | 2019-04-25 | 2019-08-09 | 广州供电局有限公司 | Lime piling apparatus, lime pile pile making method and material conveying mechanism |
| CN112278868A (en) * | 2020-07-17 | 2021-01-29 | 建德华明高纳新材料有限公司 | Aluminum oxide air compressor linkage gas transmission device for lithium battery diaphragm and linkage method |
| CN112719267A (en) * | 2020-12-31 | 2021-04-30 | 天津镭明激光科技有限公司 | Large-scale 3D metal printing complete machine powder circulation system with workpiece taking station function and circulation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3923343A (en) * | 1973-11-09 | 1975-12-02 | Keystone Int | Boast assisted conveying system |
| JP2007217158A (en) * | 2006-02-20 | 2007-08-30 | Nippon Spindle Mfg Co Ltd | Pneumatic transportation device for powder and grain |
| CN201961838U (en) * | 2011-03-25 | 2011-09-07 | 中铁六局集团有限公司 | Powder delivery device with automatic control system |
| CN202897540U (en) * | 2012-05-29 | 2013-04-24 | 漆水根 | Powder measuring and transporting system of full-automatic mixing plant |
| CN203345764U (en) * | 2013-07-02 | 2013-12-18 | 天能集团（河南）能源科技有限公司 | Lead powder pneumatic delivery system |
| CN104197194A (en) * | 2014-06-27 | 2014-12-10 | 三一汽车制造有限公司 | Mixing equipment and air supply system thereof |
| CN205187357U (en) * | 2015-12-04 | 2016-04-27 | 湖南三一路面机械有限公司 | Powder conveying system and stirring station |
-
2015
- 2015-12-04 CN CN201510885916.4A patent/CN105366367A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3923343A (en) * | 1973-11-09 | 1975-12-02 | Keystone Int | Boast assisted conveying system |
| JP2007217158A (en) * | 2006-02-20 | 2007-08-30 | Nippon Spindle Mfg Co Ltd | Pneumatic transportation device for powder and grain |
| CN201961838U (en) * | 2011-03-25 | 2011-09-07 | 中铁六局集团有限公司 | Powder delivery device with automatic control system |
| CN202897540U (en) * | 2012-05-29 | 2013-04-24 | 漆水根 | Powder measuring and transporting system of full-automatic mixing plant |
| CN203345764U (en) * | 2013-07-02 | 2013-12-18 | 天能集团（河南）能源科技有限公司 | Lead powder pneumatic delivery system |
| CN104197194A (en) * | 2014-06-27 | 2014-12-10 | 三一汽车制造有限公司 | Mixing equipment and air supply system thereof |
| CN205187357U (en) * | 2015-12-04 | 2016-04-27 | 湖南三一路面机械有限公司 | Powder conveying system and stirring station |
Non-Patent Citations (1)
| Title |
|---|
| 石永泉: "《潜孔锤钻进技术》", 31 January 2013, 西南交通大学出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107915053A (en) * | 2016-11-21 | 2018-04-17 | 湖南金能机械制造有限公司 | A kind of full automatic powder or granule materials transport system |
| CN108238455A (en) * | 2016-12-25 | 2018-07-03 | 上海梅山钢铁股份有限公司 | The control method of special-shaped magazine charging |
| CN108238455B (en) * | 2016-12-25 | 2021-04-06 | 上海梅山钢铁股份有限公司 | Control method for feeding of special-shaped hopper |
| CN110106871A (en) * | 2019-04-25 | 2019-08-09 | 广州供电局有限公司 | Lime piling apparatus, lime pile pile making method and material conveying mechanism |
| CN110106871B (en) * | 2019-04-25 | 2021-10-08 | 广东电网有限责任公司广州供电局 | Lime pile forming device, lime pile forming method and material conveying mechanism |
| CN112278868A (en) * | 2020-07-17 | 2021-01-29 | 建德华明高纳新材料有限公司 | Aluminum oxide air compressor linkage gas transmission device for lithium battery diaphragm and linkage method |
| CN112719267A (en) * | 2020-12-31 | 2021-04-30 | 天津镭明激光科技有限公司 | Large-scale 3D metal printing complete machine powder circulation system with workpiece taking station function and circulation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105366367A (en) | Powder conveying system and mixing station | |
| CN203082530U (en) | L-CNG (liquefied-compressed natural gas) station | |
| CN104340682A (en) | Positive-pressure pneumatic conveying skid for oilfield fracturing propping agent | |
| CN202609102U (en) | Vacuum conveying-filling system | |
| CN101962125A (en) | Positive and negative pressure integrated storehouse pump | |
| CN102862822A (en) | Large-volume long-distance airtight relay pipeline coal handling system and method | |
| CN104445038A (en) | Small underground oil depot | |
| CN205187357U (en) | Powder conveying system and stirring station | |
| CN111594760A (en) | Integrated integrated device suitable for natural gas collection | |
| CN204197700U (en) | A kind of full mixed type big material bin | |
| CN202708594U (en) | Gas-cylinder residual-gas processing device | |
| CN202915048U (en) | High-efficiency energy-saving type large-output double-line hydraulic air-entrapping substation device | |
| CN102705702B (en) | Auxiliary unit used for hydraulic horizontal-pushing pressurizer and hydraulic horizontal-pushing pressurizer | |
| CN201395358Y (en) | Compressed natural gas container | |
| CN104437229A (en) | Electric-driven liquid-powder continuous mixing device | |
| CN207131561U (en) | A kind of colliery Pneumatic water pump performance testing device and system | |
| CN206407634U (en) | Powder material induction system | |
| CN202729345U (en) | Pneumatic dedusting system | |
| CN212430456U (en) | Integrated integrated system suitable for natural gas collection | |
| CN204352834U (en) | Double pump proportion adjustable Automatic Mixing System of Emulsion | |
| CN202317342U (en) | Sealing bin with automatic leakage-discharge device | |
| CN204052067U (en) | Prevent conveying system of curing agent coating pipe blockage | |
| CN202676411U (en) | Detector for sealing property of gas pipeline | |
| CN203667593U (en) | Automatic warning and protection device for pneumatic delivery system of tank car | |
| CN214569128U (en) | Pneumatic conveying bin pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160302 |