CN211074203U - Additive storage device for concrete mixing plant - Google Patents
Additive storage device for concrete mixing plant Download PDFInfo
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- CN211074203U CN211074203U CN201921862447.4U CN201921862447U CN211074203U CN 211074203 U CN211074203 U CN 211074203U CN 201921862447 U CN201921862447 U CN 201921862447U CN 211074203 U CN211074203 U CN 211074203U
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- additive
- pipe
- flushing
- admixture
- pump
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Abstract
The utility model provides an additive storage device for concrete mixing plant belongs to building additive storage facilities technical field. The method comprises the following steps: additive storage tank, additive ejection of compact and circulating pump, pump entry pipe fitting and pump export pipe fitting. An outlet pipe fitting of the pump is connected with the outlet end of the additive discharging pipe and the outlet end of the circulating pump, the outlet pipe fitting of the pump is provided with the additive discharging pipe and an additive circulating pipe, the discharging end of the additive circulating pipe is provided with a plurality of flushing branch pipes, and the flushing branch pipes are communicated with the bottom of the additive storage tank. At any time when production is stopped or in production, a valve on the additive discharging pipe can be closed, all the additives are circulated, the circulation flow is increased, outlet pressure at the flushing branch pipe is utilized to form turbulence, scouring is formed on the bottom of the additive storage tank, deposition of the additives on the bottom of the additive storage tank is reduced, the deposited additives and impurity substances are mixed with the additives and filtered by utilizing filtering equipment, the labor cost is reduced, part of the additives are recycled, and intrinsically safe production is realized.
Description
Technical Field
The utility model belongs to the technical field of building additive storage facilities, concretely relates to additive storage device for concrete mixing plant.
Background
Concrete admixtures, such as water reducing agents, antifoaming agents, retarders, antifreeze agents, colorants, etc., are widely used because they can improve the properties of fresh concrete and hardened concrete when added before or during the mixing of concrete.
Traditional admixture storage tank is the structural style of cell body cooperation discharge pump, generally, the setting of discharge pump feed inlet is higher than the bottom of cell body slightly to prevent that impurity from bringing into the pump body of discharge pump, causing the pump body to damage. The admixture stores in the cell body for a long time, because admixture self is appeared or the sneaking into of external impurity, can form pulpiness or solid-like deposit layer in the bottom of cell body, influences the normal feeding of discharge pump on the one hand, and on the other hand, the deposit layer that is located the cell body bottom needs artifical clearance when the shutdown is overhauld, not only causes the waste of labour and admixture, and there is the potential safety hazard in artifical clearance.
Disclosure of Invention
In view of this, the utility model provides an admixture storage device for concrete mixing plant to when solving artifical clearance admixture tank bottom precipitate among the prior art, extravagant labour and admixture of existence, the technical problem who has the potential safety hazard.
The utility model provides a technical scheme that its technical problem adopted is:
an admixture storage device for a concrete mixing plant, comprising:
an additive storage tank;
the additive discharging and circulating pump is arranged on one side of the additive storage tank;
one end of the pump inlet pipe fitting is communicated with the additive storage tank, and the other end of the pump inlet pipe fitting is connected with the additive discharging end and the inlet end of the circulating pump; and
pump outlet pipe fitting, pump outlet pipe fitting is connected the exit end of additive ejection of compact and circulating pump, pump outlet pipe is last to be provided with additive discharging pipe and additive circulating pipe, the discharge end of additive circulating pipe is provided with a plurality of washing branch pipes, wash the branch pipe intercommunication the bottom of additive storage tank.
Preferably, a plurality of flushing baffle plates are arranged at the bottom of the additive storage tank and are arranged in a crossed manner.
Preferably, the cross section of the flushing baffle is in a diamond shape, and one of the diamond edges of the flushing baffle faces the discharge hole of the flushing branch pipe.
Preferably, a circulating filter is arranged on the additive circulating pipe.
Preferably, the admixture circulating pipe comprises a first circulating pipe and a second circulating pipe which are arranged in parallel, and the circulating filters are respectively arranged on the first circulating pipe and the second circulating pipe.
Preferably, the pump inlet pipe fitting comprises a discharge inlet pipe and a flushing inlet pipe, one end of the discharge inlet pipe is communicated with the additive storage tank, the other end of the discharge inlet pipe is connected with the additive discharging and circulating pump, a discharge inlet filter is arranged on the discharge inlet pipe, a plurality of flushing material feeding branch pipes are arranged at one end of the flushing inlet pipe, the flushing material feeding branch pipes are communicated with the bottom of the additive storage tank, one end, far away from the flushing material feeding branch pipes, of the flushing inlet pipe is connected with the additive discharging and circulating pump, and a flushing material inlet filter is arranged on the flushing inlet pipe.
Preferably, one end of the discharge inlet pipe, which is communicated with the additive storage tank, is provided with a bag type filter screen.
Preferably, the screen mesh of the flushing inlet filter is smaller than the screen mesh of the outfeed inlet filter.
Preferably, the pump outlet pipe fitting is further provided with a fresh material supplementing pipe, and the fresh material supplementing pipe is arranged in front of the flushing branch pipe.
According to the above technical scheme, the utility model provides an additive storage device for concrete mixing plant, its beneficial effect is: the additive circulating pipe is arranged on the pump outlet pipe fitting, a flushing branch pipe is arranged at one end of the additive circulating pipe and communicated with the bottom of the additive storage tank, and the additive circulating pipe is used as a minimum return line of the additive discharging and circulating pump during normal discharging to prevent the additive discharging and circulating pump from being damaged by overpressure. At any time when production is stopped or in production, a valve on the additive discharging pipe can be closed, and external additive supply is stopped, so that all the additives are circulated, the circulation flow is increased, outlet pressure at the position of the flushing branch pipe is utilized to form turbulence, the bottom of the additive storage tank is washed, bottom sediments are mixed with the additives, and the dissolution of bottom sediments is accelerated, so that the deposition of the additives at the bottom of the additive storage tank is reduced, the deposited additives and impurity substances are mixed with the additives, excessive additives and impurities are removed by using filtering equipment, the labor cost is reduced, part of the additives are recycled, the utilization rate of the additives is effectively improved, and intrinsically safe production is realized.
Drawings
FIG. 1 is a schematic view showing a piping connection structure of an admixture storage apparatus for a concrete mixing plant.
In the figure: the additive storage device 10 for the concrete mixing plant, an additive storage tank 100, a flushing baffle 110, an additive discharging and circulating pump 200, a pump inlet pipe 300, a discharging inlet pipe 310, a discharging inlet filter 311, a bag type filter screen 312, a flushing inlet pipe 320, a flushing material feeding branch pipe 321, a flushing material inlet filter 322, a pump outlet pipe 400, an additive discharging pipe 410, an additive circulating pipe 420, a flushing branch pipe 421, a circulating filter 422, a first circulating pipe 4201, a second circulating pipe 4202 and a fresh material supplementing pipe 430.
Detailed Description
The following combines the drawings of the utility model to further elaborate the technical scheme and technical effect of the utility model.
Referring to fig. 1, in one embodiment, an admixture storage apparatus 10 for a concrete mixing plant for storing and transporting a concrete admixture includes: the device comprises an additive storage tank 100, an additive discharging and circulating pump 200, a pump inlet pipe fitting 300 and a pump outlet pipe fitting 400, wherein the additive discharging and circulating pump 200 is arranged on one side of the additive storage tank 100. One end of the pump inlet pipe fitting 300 is communicated with the admixture storage tank 100, the other end of the pump inlet pipe fitting is connected with the inlet end of the admixture discharging and circulating pump 200, the pump outlet pipe fitting 400 is connected with the outlet end of the admixture discharging and circulating pump 200, the pump outlet pipe fitting 400 is provided with an admixture discharging pipe 410 and an admixture circulating pipe 420, the discharging end of the admixture circulating pipe 420 is provided with a plurality of flushing branch pipes 421, and the flushing branch pipes 421 are communicated with the bottom of the admixture storage tank 100.
The admixture circulating pipe 420 is arranged on the pump outlet pipe fitting 400, a flushing branch pipe 421 is arranged at one end of the admixture circulating pipe 420, and the flushing branch pipe 421 is communicated with the bottom of the admixture storage tank 100. During normal discharging, the additive circulating pipe 420 serves as a minimum return line between the additive discharging and the circulating pump 200 to prevent the additive discharging and the circulating pump 200 from being damaged by overpressure, at the moment, the return flow can be controlled by controlling the opening degree of a valve on the additive circulating pipe 420, and the additive at the bottom of the additive storage tank 100 is disturbed by the proper return flow to form turbulence, so that the additive is not easy to deposit at the bottom. At any time when production is stopped or in production, the valve on the additive discharge pipe 410 can be closed, and external additive supply is stopped, so that all the additives are circulated, the circulation flow is increased, turbulent flow is formed by using the outlet pressure of the flushing branch pipe 421, the bottom of the additive storage tank 100 is flushed, bottom sediments are mixed with the additives, and the dissolution of the bottom sediments is accelerated, so that the deposition of the additives at the bottom of the additive storage tank 100 is reduced, the deposited additives and impurity substances are mixed with the additives, excessive additives and impurities are removed by using a filtering device, the labor cost is reduced, part of the additives are recycled, the utilization rate of the additives is effectively improved, and the intrinsically safe production is realized.
Further, a plurality of washing baffle plates 110 are arranged at the bottom of the additive storage tank 100, and the washing baffle plates 110 are arranged in a crossed manner. For example, the cross section of the flushing baffle 110 is diamond-shaped, and one of the diamond-shaped edges of the flushing baffle 110 faces the outlet of the flushing manifold 421. The washing liquid with certain pressure discharged by the washing branch pipe 421 flows through the washing baffle 110 to be divided into a plurality of strands, is not broken and returned to collide to form strong turbulence, and is contacted with the additive or impurities deposited at the bottom of the additive storage tank 100 to be washed away, so that the additive or impurities deposited at the bottom of the additive storage tank 100 are mixed with the additive, and are convenient to filter and remove from the filtering equipment, most of the additive is recycled, manual cleaning of the bottom of the additive storage tank 100 is not needed, the labor cost is reduced, and intrinsically safe production is realized.
In order to remove the excessive solid or slurry-like additive and impurities during the normal production or forced flushing cycle, in one embodiment, the additive circulation pipe 420 is provided with a circulation filter 422, for example, a T-shaped filter or a basket filter. In order to remove impurities trapped in the filter for the sake of switching the production, the additive circulation pipe 420 comprises a first circulation pipe 4201 and a second circulation pipe 4202 disposed in parallel, and the circulation filter 422 is disposed on each of the first circulation pipe 4201 and the second circulation pipe 4202. When the pressure difference between the inlet and outlet of the circulation filter 422 is significantly increased, the first circulation pipe 4201 and the second circulation pipe 4202 are switched to be used, the circulation filter 422 is put on standby, the clogged circulation filter 422 is cleaned, and the circulation filter 422 is returned to the apparatus after the cleaning is finished.
In another preferred embodiment, in order to ensure the quality of the discharged additive and improve the efficiency of the circulating flushing of the bottom of the additive storage tank 100, the pump inlet pipe 300 comprises a discharging inlet pipe 310 and a flushing inlet pipe 320, one end of the discharging inlet pipe 310 is connected to the additive storage tank 100, the other end is connected to the additive discharging and circulating pump 200, and the discharging inlet pipe 310 is provided with a discharging inlet filter 311. One end of the flushing inlet pipe 320 is provided with a plurality of flushing material feeding branch pipes 321, the flushing material feeding branch pipes 321 are communicated with the bottom of the additive storage tank 100, one end of the flushing inlet pipe 320, which is far away from the flushing material feeding branch pipes 321, is connected with the additive discharging and circulating pump 200, and the flushing inlet pipe 320 is provided with a flushing material inlet filter 322.
When the materials are supplied to the outside, the valve on the flushing inlet pipe 320 is closed, the valve on the discharging inlet pipe 310 is opened, the materials are fed to the additive discharging and circulating pump 200 by the discharging inlet pipe 310, and the impurities of the additives are filtered by the discharging inlet filter 311, so that the discharging quality is ensured. When the additive is forcibly circulated and washed, the valve on the washing inlet pipe 320 is opened, the valve on the discharging inlet pipe 310 is closed, the additive discharging and circulating pump 200 is fed by the washing inlet pipe 320, and impurities and larger particle solid matters are intercepted by the washing inlet filter 322, so that the materials in the additive storage tank 100 are sufficiently circulated, the impurities in the additive are filtered, and the efficiency of circulating filtration is improved.
Further, one end of the discharge inlet pipe 310, which is communicated with the additive storage tank 100, is provided with a bag-type filter screen 312, so that impurities in large particles are filtered in the additive storage tank 100 in advance, the feeding quality is ensured, and the large particles are prevented from entering the additive discharge and circulating pump 200 to cause equipment damage.
Furthermore, the mesh number of the washing material inlet filter 322 is smaller than that of the discharging material inlet filter 311, so that small solid matters or impurities can be filtered in the forced circulation washing process, and the forced circulation impurity removal efficiency is improved.
In another embodiment, a fresh material supplement pipe 430 is further disposed on the pump outlet pipe member 400, and the fresh material supplement pipe 430 is disposed in front of the flushing branch pipe 421, so that when necessary, the bottom of the admixture storage tank 100 is flushed and diluted by using high-pressure industrial water or an admixture stock solution, so that most of the admixture precipitates can be dissolved, and the recycling rate of the admixture is improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an additive storage device for concrete mixing plant which characterized in that includes:
an additive storage tank;
the additive discharging and circulating pump is arranged on one side of the additive storage tank;
one end of the pump inlet pipe fitting is communicated with the additive storage tank, and the other end of the pump inlet pipe fitting is connected with the additive discharging end and the inlet end of the circulating pump; and
pump outlet pipe fitting, pump outlet pipe fitting is connected the exit end of additive ejection of compact and circulating pump, pump outlet pipe is last to be provided with additive discharging pipe and additive circulating pipe, the discharge end of additive circulating pipe is provided with a plurality of washing branch pipes, wash the branch pipe intercommunication the bottom of additive storage tank.
2. The admixture storage device for the concrete mixing plant according to claim 1, wherein a plurality of washing baffle plates are arranged at the bottom of the admixture storage tank, and the washing baffle plates are arranged in a cross manner.
3. The admixture storage device for the concrete mixing plant as recited in claim 2, wherein the cross section of the flushing baffle is rhombic, and one of edges of the rhombic shape of the flushing baffle faces the discharge port of the flushing branch pipe.
4. The admixture storage apparatus for a concrete mixing plant according to claim 1, wherein a circulation filter is provided on the admixture circulation pipe.
5. The admixture storage apparatus for a concrete mixing plant according to claim 4, wherein said admixture circulation pipe comprises a first circulation pipe and a second circulation pipe arranged in parallel, said circulation filters being provided on said first circulation pipe and said second circulation pipe, respectively.
6. The admixture storage device for the concrete mixing plant according to claim 1, wherein the pump inlet pipe comprises a discharge inlet pipe and a flushing inlet pipe, one end of the discharge inlet pipe is communicated with the admixture storage tank, the other end of the discharge inlet pipe is connected with the admixture discharging and circulating pump, a discharge inlet filter is arranged on the discharge inlet pipe, a plurality of flushing material feeding branch pipes are arranged at one end of the flushing inlet pipe, the flushing material feeding branch pipes are communicated with the bottom of the admixture storage tank, one end of the flushing inlet pipe, far away from the flushing material feeding branch pipes, is connected with the admixture discharging and circulating pump, and a flushing material inlet filter is arranged on the flushing inlet pipe.
7. The admixture storage apparatus for a concrete mixing plant according to claim 6, wherein one end of the discharge inlet pipe communicating with the admixture storage tank is provided with a bag filter screen.
8. The admixture storage apparatus for a concrete mixing plant as set forth in claim 6, wherein the mesh number of said wash-out inlet filter is smaller than the mesh number of said discharge inlet filter.
9. The admixture storage device for the concrete mixing plant according to claim 1, wherein a fresh material replenishing pipe is further arranged on the pump outlet pipe fitting, and the fresh material replenishing pipe is arranged in front of the flushing branch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921862447.4U CN211074203U (en) | 2019-10-31 | 2019-10-31 | Additive storage device for concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921862447.4U CN211074203U (en) | 2019-10-31 | 2019-10-31 | Additive storage device for concrete mixing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211074203U true CN211074203U (en) | 2020-07-24 |
Family
ID=71636116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921862447.4U Expired - Fee Related CN211074203U (en) | 2019-10-31 | 2019-10-31 | Additive storage device for concrete mixing plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211074203U (en) |
-
2019
- 2019-10-31 CN CN201921862447.4U patent/CN211074203U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 Termination date: 20211031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |