CN204756450U - Slurry transferring system - Google Patents
Slurry transferring system Download PDFInfo
- Publication number
- CN204756450U CN204756450U CN201520331961.0U CN201520331961U CN204756450U CN 204756450 U CN204756450 U CN 204756450U CN 201520331961 U CN201520331961 U CN 201520331961U CN 204756450 U CN204756450 U CN 204756450U
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- China
- Prior art keywords
- storage tank
- slurry
- dredging
- pipe
- delivery system
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Abstract
The utility model discloses a slurry transferring system, slurry transferring system includes first conveyer pipe, second conveyer pipe, delivery pump and pull throughs, pull throughs includes first dredging pipe, second dredging pipe, retrieves storage tank and evacuation unit. The utility model discloses can utilize pressure differential to dredge fast slurry transferring system, effectively shorten the repair time that the system was blockked up, improve the operation ratio of device, reduce operative employee's intensity of labour, get into simultaneously the material of retrieving the storage tank can utilize again.
Description
Technical field
The utility model relates to a kind of slurry delivery system, particularly relates to a kind of slurry delivery system can carrying out Quick dredging.
Background technique
Chemical Manufacture usually can relate to the conveying of slurry (slurries containing suspended solid); with common fluid carry unlike; slurry material in slurry transferring easily forms blocking in conveying mechanism (transfer pump) and pipeline, the stable operation that impact is produced.In order to address this problem, technician is studied from many aspects, and the dispersiveness or the design that such as adjust solid-phase material in slurries use special transfer pump, such as transfer pump disclosed in CN202991614U, but above-mentioned measure can not eliminate the blockage problem of conveying mechanism or pipeline.
Such as, in polypropylene production process, adding of catalyzer is by catalyst preparation is become slurries, then by catalyst transport pump, delivers into reactor through pipeline.Because catalyzer is solid, in the process of conveying, catalyzer can accumulate or be deposited in pump or pipeline, and finally causes the blocking of pipeline and transfer pump.Once blocking appears in transfer pump or pipeline, solution conventional is at present still operator and conveying delivery side of pump or pipeline is opened, and gives off a large amount of slurries containing catalyzer, manual by transfer pump or pipeline dredging afterwards.This operator scheme add on the one hand operator labor intensity, extend the repair time, reduce the service cycle of equipment; The environment of outer row to surrounding of catalyzer exerts a certain influence on the other hand, also can injure the health of operative employee to a certain extent; In addition, catalyzer is expensive, and the waste of a large amount of catalyzer adds polyacrylic cost of production.
Model utility content
The purpose of this utility model is to provide a kind of slurry delivery system, long to solve the transporting system blocking rear repair time existed in prior art, and the problem that when dredging, in transporting system, a large amount of material can be wasted.
For achieving the above object, the utility model is by the following technical solutions:
A kind of slurry delivery system, described slurry delivery system comprises the first delivery pipe, the second delivery pipe and transfer pump, and described first delivery pipe is connected to the material feeding mouth of described transfer pump by feeding valve, for sending in described transfer pump by slurry to be conveyed; Described second delivery pipe is connected to the discharge port of described transfer pump by discharge valve, for being sent by the slurry from described transfer pump; Wherein, described slurry delivery system also comprises dredging device, and described dredging device comprises the first dredging pipe, the second dredging pipe, reclaims storage tank and vacuum unit; Described first dredging pipe and the second dredging pipe are respectively equipped with the first valve and the second valve, and one end of described first dredging pipe and the second dredging pipe is all connected to the material entrance of described recovery storage tank, the other end of described first dredging pipe is connected to the material feeding mouth of described transfer pump by described feeding valve, the other end of described second dredging pipe is connected to the discharge port of described transfer pump by described discharge valve; Described vacuum unit is communicated with described recovery storage tank by vacuum lines, for vacuumizing described recovery storage tank.
The slurry delivery system that the utility model provides is owing to including dredging device, can dredge slurry delivery system fast when a jam does occur, such as, when there is blocking in material in described first delivery pipe, the first valve can be opened, close the second valve and feeding valve, utilize described vacuum lines to vacuumize, make the material blocked in the first delivery pipe under the effect of pressure reduction, enter into described recovery storage tank; When there is blocking in material in described transfer pump, can first open the first valve, close the second valve and feeding valve, described vacuum lines is utilized to vacuumize, first described first delivery pipe is cleared up, then close the first valve, open the second valve, discharge valve and feeding valve, utilize pressure reduction to make the material in transfer pump enter into described recovery storage tank; When material leave block in described second delivery pipe time, the second valve can be opened, close discharge valve and the first valve, utilize pressure reduction to make the material in the second delivery pipe enter into described recovery storage tank.
According to slurry delivery system of the present utility model, preferably, stirring apparatus is provided with in described recovery storage tank, such as paddle agitator, may be used for stirring reclaiming the material (suspension material particularly containing solid phase) entered in described recovery storage tank, to prevent material, deposition etc. occurring in described recovery storage tank.
According to slurry delivery system of the present utility model; preferably; described dredging device also comprises inert gas pipeline; described inert gas pipeline is communicated with described recovery storage tank; for described inert gas (such as nitrogen) is injected described recovery storage tank; to protect the material in described recovery storage tank when needed, prevent itself and air haptoreaction.Further preferably, described dredging device also comprises returning charge pipeline, one end of described returning charge pipeline is connected to the bottom of described recovery storage tank, and the other end of described feed-stock pipeline is connected to described pulp storing tank, returns described pulp storing tank for making the slurry in described recovery storage tank.; Like this, described inert gas pipeline can be utilized to carry out pressurising to described recovery storage tank, and then the material in described recovery storage tank is directly pushed back described pulp storing tank through described feed-stock pipeline, be conducive to preventing material from when described feed-stock pipeline conveying, forming blocking.
According to slurry delivery system of the present utility model, preferably, described slurry delivery system also comprises slurry storage storage tank, described pulp storing tank is communicated with described first delivery pipe, for storing slurry to be conveyed, such as, in one embodiment, described pulp storing tank is connected to the material feeding mouth of described transfer pump by the first delivery pipe.
According to slurry delivery system of the present utility model, preferably, described vacuum unit is vacuum pump.
According to slurry delivery system of the present utility model, preferably, described first dredging pipe and the second dredging pipe are respectively equipped with flowmeter, thus operator can observe dredging situation more intuitively in dredging process.It will be understood by those skilled in the art that, based on the action principle with described first dredging pipe and the second dredging pipe, described dredging device can also arrange other more dredging pipes.Preferably, described dredging device also comprises the 3rd dredging pipe, one end of described 3rd dredging pipe is communicated with the entrance of described recovery storage tank, and the other end of described 3rd dredging pipe, for being connected to the easy block part of described slurry delivery system, better dredges effect to obtain.
According to slurry delivery system of the present utility model, preferably, the material entrance of described recovery storage tank is positioned at described recovery storage tank top, and the link position of described vacuum lines and inert gas pipeline and described recovery storage tank is positioned at described recovery storage tank top.
According to slurry delivery system of the present utility model, preferably, described slurry delivery system is the slurry delivery system for the polyacrylic catalyst suspension of production being delivered to polypropylene agitated reactor.
Compared with prior art, the slurry delivery system that the utility model provides is owing to including dredging device, and solve the dredging problem of pipeline blocking dexterously, structure is simple, cost is low; Pressure reduction can be utilized when a jam does occur to carry out Quick dredging to slurry delivery system, effectively shorten the repair time of system jams, improve the running rate of device, reduce the labor intensity of operative employee; Meanwhile, the material recycle of discharging due to dredging in system is used to described recovery storage tank, thus reduces the consumption of material, and then reduce cost of production.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of mode of execution of slurry delivery system of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail, but the utility model is not limited in this.
As shown in Figure 1, polyacrylic catalyst suspension is produced so that slurry delivery system of the present utility model to be described for slurry delivery system of the present utility model for carrying.The slurry delivery system that the utility model provides comprises the first delivery pipe 18, second delivery pipe 19, transfer pump 1 and dredging device 2, wherein, described first delivery pipe 18 is connected to the material feeding mouth (not marking in figure) of described transfer pump 1 by feeding valve 16, for being sent into by slurry to be conveyed in described transfer pump 1; Described second delivery pipe 18 is connected to the discharge port (not marking in figure) of described transfer pump 1 by discharge valve 17, for being sent by the slurry from described transfer pump 1; Catalyst suspension is extracted out by described first delivery pipe 18 by described transfer pump 1 from pulp storing tank 14, and send into reactor 15 by the second delivery pipe 18, the pump can carried the suspension containing solid phase particles that described transfer pump 1 can select related domain to commonly use, such as transfer pump disclosed in CN202991614U.
Described dredging device 2 comprises the first dredging pipe 4, second dredging pipe 5, reclaims storage tank 3 and vacuum unit 20; Described first dredging pipe 4 and the second dredging pipe 5 are respectively equipped with the first valve 6 and the second valve 7, and one end of described first dredging pipe 4 and the second dredging pipe 5 is all connected to the material entrance (not marking in figure) of described recovery storage tank 3, the other end of described first dredging pipe 4 is connected to the material feeding mouth of described transfer pump 1 by described feeding valve 16, the other end of described second dredging pipe 5 is connected to the discharge port of described transfer pump 1 by described discharge valve 17; Described vacuum lines unit 20 of taking out is communicated with described recovery storage tank 3 by vacuum lines 11, for vacuumizing described recovery storage tank 3, preferably, described vacuum unit 20 is vacuum pump, thus vacuumizes described recovery storage tank 3 under the effect of vacuum pump.
The slurry delivery system that the utility model provides, owing to including dredging device 2, can carry out Quick dredging to slurry delivery system when a jam does occur.Such as, when there is blocking in catalyst suspension in the first delivery pipe 18 described in pulp storing tank, the first valve 6 can be opened, close the second valve 7 and feeding valve 16, utilize described vacuum lines 10 to vacuumize, the material making to enter blocking in described first delivery pipe 18 enters into described recovery storage tank 3 under the effect of pressure reduction; When there is blocking in catalyst suspension in described transfer pump 1, first the first valve 6 can be opened, close the second valve 7 and feeding valve 16, described vacuum lines 10 is utilized to vacuumize, first the first delivery pipe 18 is cleared up, then close the first valve 6, open the second valve 7, discharge valve 17 and feeding valve 16, utilize pressure reduction to make the material in transfer pump 1 enter into described recovery storage tank 3; When catalyst suspension blocks in described second delivery pipe 18, the second valve 7 can be opened, close discharge valve 17 and the first valve 6, utilize pressure reduction to make the material in the second delivery pipe 18 enter into described recovery storage tank 3.
In an embodiment of the present utility model, stirring apparatus 9 is provided with in described recovery storage tank 3, such as paddle agitator, the catalyst suspension that may be used for entering in described recovery storage tank 3 stirs, and to prevent catalyst suspension, deposition etc. occurs in described recovery storage tank 3.
In an embodiment of the present utility model; described dredging device 2 also comprises inert gas pipeline 11; described inert gas pipeline 11 is communicated with described recovery storage tank 3; for described inert gas (such as nitrogen) is injected described recovery storage tank 3; to protect the catalyzer in described recovery storage tank 3, prevent itself and air haptoreaction.Further preferably, described dredging device 2 also comprises returning charge pipeline 13, and one end of described returning charge pipeline 13 is connected to the bottom of described recovery storage tank 3, and the other end of described returning charge pipeline 13 is connected to described pulp storing tank 14; Like this, described inert gas pipeline 11 can be utilized to carry out pressurising to described recovery storage tank 3, and then the material in described recovery storage tank 3 is directly pushed back described pulp storing tank 14 through described feed-stock pipeline 13, be conducive to preventing catalyst suspension from when described feed-stock pipeline 13 is carried, forming blocking.Certainly, it will be appreciated by those skilled in the art that and can also send the slurry in described recovery storage tank 3 back to described pulp storing tank 14 by arranging returning charge pump 12.
In an embodiment of the present utility model, described first dredging pipe 4 and the second dredging pipe 5 are respectively equipped with flowmeter (not shown), thus operator can observe dredging situation more intuitively in dredging process, when dredging, the first dredging pipe 4 or the second dredging pipe 5 described in material flow footpath can be embodied by described flowmeter.
According to slurry delivery system of the present utility model, it will be appreciated by those skilled in the art that, based on the action principle with described first dredging pipe 4 and the second dredging pipe 5, described dredging device 2 can also arrange other more dredging pipes, such as, described dredging device 2 can also comprise the 3rd dredging pipe (not shown), one end of described 3rd dredging pipe is communicated with the entrance of described recovery storage tank 3, the other end of described 3rd dredging pipe, for being connected to the easy block part of described slurry delivery system, better dredges effect to obtain.
The slurry delivery system that the utility model provides is owing to including dredging device 2, pressure reduction can be utilized when a jam does occur to carry out Quick dredging to slurry delivery system, effectively can shorten the repair time of system jams, improve the running rate of device, reduce the labor intensity of operative employee; Meanwhile, the material recycle of discharging due to dredging in system is used to described recovery storage tank 3, thus reduces the consumption of material, and then reduce cost of production.
Above-described embodiment is only for illustration of the utility model, but not be to restriction of the present utility model, be specially adapted to polyacrylic for production catalyst suspension to deliver to polypropylene reactor although of the present utility model, but it will be appreciated by those skilled in the art that, the utility model is not limited in the conveying of the catalyst suspension produced for polypropylene, and under the prerequisite not departing from purport of the present utility model and scope, can also make a variety of changes and be out of shape, therefore equivalent technological scheme used also should belong to category of the present utility model, protection domain of the present utility model should be limited by each claim.
Claims (8)
1. a slurry delivery system, described slurry delivery system comprises the first delivery pipe, the second delivery pipe and transfer pump, and described first delivery pipe is connected to the material feeding mouth of described transfer pump by feeding valve, for sending in described transfer pump by slurry to be conveyed; Described second delivery pipe is connected to the discharge port of described transfer pump by discharge valve, for being sent by the slurry from described transfer pump; It is characterized in that, described slurry delivery system also comprises dredging device, and described dredging device comprises the first dredging pipe, the second dredging pipe, reclaims storage tank and vacuum unit; Described first dredging pipe and the second dredging pipe are respectively equipped with the first valve and the second valve, and one end of described first dredging pipe and the second dredging pipe is all connected to the material entrance of described recovery storage tank, the other end of described first dredging pipe is connected to the material feeding mouth of described transfer pump by described feeding valve, the other end of described second dredging pipe is connected to the discharge port of described transfer pump by described discharge valve; Described vacuum unit is communicated with described recovery storage tank by vacuum lines, for vacuumizing described recovery storage tank.
2. slurry delivery system according to claim 1, is characterized in that, is provided with stirring apparatus in described recovery storage tank.
3. slurry delivery system according to claim 1, is characterized in that, described dredging device also comprises inert gas pipeline, and described inert gas pipeline is communicated with described recovery storage tank, for described inert gas is injected described recovery storage tank.
4. the slurry delivery system according to any one of claim 1-3, is characterized in that, described slurry delivery system also comprises slurry storage storage tank, and described pulp storing tank is communicated with described first delivery pipe, for storing slurry to be conveyed.
5. slurry delivery system according to claim 4, it is characterized in that, described dredging device also comprises returning charge pipeline, one end of described returning charge pipeline is connected to the bottom of described recovery storage tank, the other end is connected to described pulp storing tank, returns described pulp storing tank for making the slurry in described recovery storage tank.
6. slurry delivery system according to claim 1, is characterized in that, described vacuum unit is vacuum pump.
7. slurry delivery system according to claim 1, is characterized in that, described first dredging pipe and the second dredging pipe are respectively equipped with flowmeter.
8. slurry delivery system according to claim 3, it is characterized in that, the material entrance of described recovery storage tank is positioned at described recovery storage tank top, and the link position of described vacuum lines and inert gas pipeline and described recovery storage tank is positioned at described recovery storage tank top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331961.0U CN204756450U (en) | 2015-05-21 | 2015-05-21 | Slurry transferring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331961.0U CN204756450U (en) | 2015-05-21 | 2015-05-21 | Slurry transferring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756450U true CN204756450U (en) | 2015-11-11 |
Family
ID=54471154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520331961.0U Withdrawn - After Issue CN204756450U (en) | 2015-05-21 | 2015-05-21 | Slurry transferring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879650A (en) * | 2015-05-21 | 2015-09-02 | 神华集团有限责任公司 | Slurry conveying system |
-
2015
- 2015-05-21 CN CN201520331961.0U patent/CN204756450U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879650A (en) * | 2015-05-21 | 2015-09-02 | 神华集团有限责任公司 | Slurry conveying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151111 Effective date of abandoning: 20180327 |