CN111828334B - Self-suction device for waste liquid conveying and implementation method - Google Patents
Self-suction device for waste liquid conveying and implementation method Download PDFInfo
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- CN111828334B CN111828334B CN202010666136.1A CN202010666136A CN111828334B CN 111828334 B CN111828334 B CN 111828334B CN 202010666136 A CN202010666136 A CN 202010666136A CN 111828334 B CN111828334 B CN 111828334B
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- self
- waste liquid
- liquid
- pump
- collecting tank
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/04—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a self-absorption device for conveying waste liquid and an implementation method thereof, wherein the self-absorption device comprises: a waste liquid collecting tank for collecting waste liquid; an inlet of the submerged pump extends into the waste liquid collecting tank, and an outlet of the submerged pump is connected with the first liquid conveying pipe; the inlet of the self-priming pump is connected with one end of a liquid inlet pipe, the other end of the liquid inlet pipe vertically extends downwards into the waste liquid collecting tank, and the end part of the other end of the liquid inlet pipe is provided with a liquid suction head; the outlet of the self-priming pump is respectively communicated with the second liquid conveying pipe and the outlet of the submerged pump, and an exhaust valve is arranged on the self-priming pump; the height adjusting mechanism is arranged in the waste liquid collecting tank, is connected with the liquid inlet pipe and is used for adjusting the height of the liquid suction head in the waste liquid collecting tank; and the washing unit is arranged on the height adjusting mechanism and is used for washing the liquid suction head. The invention reduces the overall overhaul workload and the investment of overhaul manpower, and can be suitable for conveying various waste liquids with different liquid level requirements.
Description
Technical Field
The invention relates to the technical field of coking waste liquid collecting devices, in particular to a self-suction device for waste liquid conveying.
Background
The waste liquid collecting vat of coking plant chemical product workshop mainly used connects each storage tank of cold drum workshop section greatly, the emptying thing of mechanized aqueous ammonia depositing reservoir, because contain viscous material such as tar in the emptying thing, and the waste liquid in the waste liquid collecting vat is mainly carried through the submerged pump, so the submerged pump is very easily damaged owing to by the transported substance characteristic, overhaul untimely can lead to the overflow tank of waste liquid collecting vat, cause serious environmental pollution accident, waste liquid collecting vat submerged pump shaft is longer simultaneously, need hang the pump shaft to ground during the maintenance, but the operation, lead to overhauing the degree of difficulty big, low working efficiency, high labor strength.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art, thereby providing the self-absorption device for conveying the waste liquid, which has small overhauling workload and safe and convenient use.
The invention also provides a method for conveying the waste liquid by using the self-suction device.
The technical problem of the invention is mainly solved by the following technical scheme:
the invention provides a self-priming device for conveying waste liquid, which comprises:
a waste liquid collecting tank for collecting waste liquid;
an inlet of the submerged pump extends into the waste liquid collecting tank, and an outlet of the submerged pump is connected with a first liquid conveying pipe;
the inlet of the self-sucking pump is connected with one end of a liquid inlet pipe, the other end of the liquid inlet pipe vertically extends downwards into the waste liquid collecting tank, and the end part of the other end of the liquid inlet pipe is provided with a liquid sucking head; the outlet of the self-priming pump is respectively communicated with the second liquid conveying pipe and the outlet of the submerged pump, and an exhaust valve is arranged on the self-priming pump;
the height adjusting mechanism is arranged in the waste liquid collecting tank, is connected with the liquid inlet pipe and is used for adjusting the height of the liquid suction head in the waste liquid collecting tank;
and the brushing unit is arranged on the height adjusting mechanism and is used for brushing the liquid suction head.
Further, the feed liquor pipe is including the first rigidity pipe, flexible pipe and the second rigidity pipe that connect gradually, first rigidity pipe with the entry of self priming pump is connected, the second rigidity pipe stretches into vertically in the waste liquid collecting vat.
Further, the height adjusting mechanism comprises a support, a platform, a motor, a screw rod, a nut, a connecting rod and a clamp;
the bracket is vertically arranged in the waste liquid collecting tank, the platform is horizontally arranged at the top of the bracket, the motors are symmetrically arranged at the left side and the right side of the liquid inlet pipe, and the motors are fixed on the upper surface of the platform;
the bottom of the screw rod is connected with the motor, and the top of the screw rod vertically extends upwards;
the screw nut is in threaded connection with the screw rod, a rotating sleeve is arranged outside the screw nut, and one end of the connecting rod is connected with the rotating sleeve; the other end of the connecting rod is connected with the clamp;
the clamps on the left side and the right side of the liquid inlet pipe are mutually enclosed and locked on the outer surface of the second rigid pipe.
Further, the lead screw is provided with a limiting baffle.
Furthermore, the brushing unit comprises an arc-shaped frame and bristles, the arc-shaped frame is fixed on the inner side of the support, the bristles are fixed on the inner side of the arc-shaped frame, and the bristles are matched with the outer surface of the liquid suction head.
Further, the outlet of the self-priming pump is also provided with a manual switch valve.
The technical effect of the present invention will be described below by using the method of transporting waste liquid by using such a self-priming device.
Firstly, the method comprises the following steps: when waste liquid needs to be conveyed, firstly, waste liquid is injected into the self-sucking pump through the submerged pump, the self-sucking pump is prevented from burning out due to idling, and meanwhile, an exhaust valve at the outlet of the self-sucking pump is opened;
secondly, the method comprises the following steps: after exhaust of an exhaust valve at the outlet of the self-priming pump is finished, the submerged pump is closed, the self-priming pump can be used for conveying the waste liquid, and key parts of the self-priming pump are all arranged outside the waste liquid collecting tank, so that the overall overhaul workload and the investment of overhaul manpower are reduced;
thirdly, the method comprises the following steps: when the height of the waste liquid in the waste liquid collecting tank is changed, in order to facilitate the liquid suction of the self-priming pump, the height of the liquid suction head in the waste liquid collecting tank is adjusted through the height adjusting mechanism, and the position of the liquid suction head can be adjusted according to actual conditions, so that the liquid suction head can be suitable for conveying of various waste liquids and different liquid level requirements;
fourthly: when the self-priming pump needs to be overhauled, the valve on the pipeline of the first liquid conveying pipe is opened, and the submerged pump is utilized to continuously convey waste liquid through the first liquid conveying pipe, so that uninterrupted waste liquid conveying is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a self-priming device for waste liquid delivery according to the present invention;
FIG. 2 is a schematic structural diagram of a height adjusting mechanism of the self-priming device for waste liquid transportation according to the present invention;
fig. 3 is a schematic structural view of a brushing unit of the self-priming device for waste liquid delivery of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
Referring to fig. 1 to 3, the self-priming device for waste liquid transportation according to the present invention comprises:
a waste liquid collecting tank 1 for collecting waste liquid;
an inlet of the submerged pump 2 extends into the waste liquid collecting tank 1, and an outlet of the submerged pump 2 is connected with a first liquid conveying pipe 3;
an inlet of the self-sucking pump 4 is connected with one end of a liquid inlet pipe 5, the other end of the liquid inlet pipe 5 vertically extends downwards into the waste liquid collecting tank 1, and a liquid sucking head 6 is arranged at the end part of the other end of the liquid inlet pipe 5; the outlet of the self-priming pump 4 is respectively communicated with the second infusion tube 7 and the outlet of the submerged pump 2, and an exhaust valve 8 is arranged on the self-priming pump 4;
the height adjusting mechanism 9 is arranged in the waste liquid collecting tank 1, and the height adjusting mechanism 9 is connected with the liquid inlet pipe 5 and is used for adjusting the height of the liquid suction head 6 in the waste liquid collecting tank 1;
and a brushing unit 10 arranged on the height adjusting mechanism 9, wherein the brushing unit 10 is used for brushing the liquid suction head 6.
When waste liquid needs to be conveyed, waste liquid is injected into the self-sucking pump 4 through the submerged pump 2, so that the self-sucking pump 4 is prevented from being burnt out due to idling, and meanwhile, the exhaust valve 8 at the outlet of the self-sucking pump 4 is opened; after the exhaust of the exhaust valve 8 at the outlet of the self-priming pump 4 is finished, the submerged pump 2 is closed, the self-priming pump 4 is used for conveying the waste liquid, and the key parts of the self-priming pump 4 are all arranged outside the waste liquid collecting tank 1, so that the overall overhaul workload and the investment of overhaul manpower are reduced; when the height of the waste liquid in the waste liquid collecting tank 1 changes, in order to facilitate the liquid suction of the self-sucking pump 4, the height of the liquid sucking head 6 in the waste liquid collecting tank 1 is adjusted through the height adjusting mechanism 9, and the position of the liquid sucking head 6 can be adjusted according to actual conditions, so that the liquid sucking head can be suitable for conveying of various waste liquids and different liquid level requirements; when the self-priming pump 4 needs to be overhauled, the valve on the pipeline of the first infusion tube 3 is opened, and the submerged pump 2 is utilized to continuously convey waste liquid through the first infusion tube 3, so that uninterrupted waste liquid conveying is realized.
Preferably, the liquid inlet pipe 5 comprises a first rigid pipe 51, a telescopic pipe 52 and a second rigid pipe 53 connected in sequence, the first rigid pipe 51 is connected with the inlet of the self-priming pump 4, and the second rigid pipe 53 vertically extends into the waste liquid collecting tank 1. In the invention, by means of the extension and retraction of the extension pipe 52, the height adjusting mechanism 9 can change the position of the second rigid pipe 53 on the premise of ensuring that the connecting position of the first rigid pipe 51 is not changed, so that the height of the liquid suction head 6 in the waste liquid collecting tank 1 can be adjusted, and the adjustment workload and difficulty are small.
Specifically, the height adjusting mechanism 9 includes a bracket 91, a platform 92, a motor 93, a screw 94, a nut 95, a connecting rod 96 and a clamp 97;
the support 91 is vertically arranged in the waste liquid collecting tank 1, the platform 92 is horizontally arranged at the top of the support 91, the motors 93 are symmetrically arranged at the left side and the right side of the liquid inlet pipe 5, and the motors 93 are fixed on the upper surface of the platform 92;
the bottom of the screw rod 94 is connected with the motor 93, and the top of the screw rod 94 extends vertically upwards;
the screw nut 95 is in threaded connection with the screw rod 94, a rotating sleeve is arranged outside the screw nut 95, and one end of the connecting rod 96 is connected with the rotating sleeve; the other end of the connecting rod 96 is connected with a clamp 97;
the clamps 97 on the left and right sides of the liquid inlet pipe 5 are mutually enclosed and locked on the outer surface of the second rigid pipe 53.
In the invention, when the motor 93 drives the screw rod 94 to rotate, the nut 95 drives the hoop 97 to move up and down, so as to drive the second rigid pipe 53 to move up and down, and further adjust the height of the liquid suction head 6 in the waste liquid collecting tank 1.
Preferably, to improve safety, the lead screw 94 is provided with a limit stop 98.
The brushing unit 10 of the present invention comprises an arc frame 101 and bristles 102, wherein the arc frame 101 is fixed on the inner side of the holder 91, the bristles 102 are fixed on the inner side of the arc frame 101, and the bristles 102 are matched with the outer surface of the liquid suction head 6. When imbibition head 6 reciprocates the height-adjusting in waste liquid collecting tank 1, brush hair 102 can contact with the surface of imbibition head 6, and it can clear up the attached viscous substance such as tar of imbibition head 6 to can reduce the maintenance frequency and the maintenance work load of self priming pump 4.
Preferably, the outlet of the self-priming pump 4 is also provided with a manual on-off valve 11.
The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (3)
1. A self-priming device for the transport of waste liquids, characterized in that it comprises:
a waste liquid collecting tank for collecting waste liquid;
an inlet of the submerged pump extends into the waste liquid collecting tank, and an outlet of the submerged pump is connected with a first liquid conveying pipe;
the inlet of the self-sucking pump is connected with one end of a liquid inlet pipe, the other end of the liquid inlet pipe vertically extends downwards into the waste liquid collecting tank, and the end part of the other end of the liquid inlet pipe is provided with a liquid sucking head; the outlet of the self-priming pump is respectively communicated with the second liquid conveying pipe and the outlet of the submerged pump, and an exhaust valve is arranged on the self-priming pump; the liquid inlet pipe comprises a first rigid pipe, a telescopic pipe and a second rigid pipe which are sequentially connected, the first rigid pipe is connected with an inlet of the self-sucking pump, and the second rigid pipe vertically extends into the waste liquid collecting tank;
the height adjusting mechanism is arranged in the waste liquid collecting tank, is connected with the liquid inlet pipe and is used for adjusting the height of the liquid suction head in the waste liquid collecting tank; the height adjusting mechanism comprises a bracket, a platform, a motor, a screw rod, a nut, a connecting rod and a clamp; the bracket is vertically arranged in the waste liquid collecting tank, the platform is horizontally arranged at the top of the bracket, the motors are symmetrically arranged at the left side and the right side of the liquid inlet pipe, and the motors are fixed on the upper surface of the platform; the screw rod is provided with a limiting baffle, the bottom of the screw rod is connected with the motor, and the top of the screw rod extends vertically upwards; the screw nut is in threaded connection with the screw rod, a rotating sleeve is arranged outside the screw nut, and one end of the connecting rod is connected with the rotating sleeve; the other end of the connecting rod is connected with the clamp; the hoops on the left side and the right side of the liquid inlet pipe are mutually enclosed and locked on the outer surface of the second rigid pipe;
the washing and brushing unit is arranged on the height adjusting mechanism and is used for washing and brushing the liquid suction head; the brushing unit comprises an arc-shaped frame and bristles, the arc-shaped frame is fixed on the inner side of the support, the bristles are fixed on the inner side of the arc-shaped frame, and the bristles are matched with the outer surface of the liquid suction head.
2. The self-priming device for the delivery of waste liquids according to claim 1, characterized in that the outlet of said self-priming pump is also provided with a manual on-off valve.
3. A method for conveying waste liquid by using the self-priming device of any one of claims 1 to 2, characterized by the following operating steps:
firstly, the method comprises the following steps: when waste liquid needs to be conveyed, firstly, waste liquid is injected into the self-sucking pump through the submerged pump, the self-sucking pump is prevented from burning out due to idling, and meanwhile, an exhaust valve at the outlet of the self-sucking pump is opened;
secondly, the method comprises the following steps: after the exhaust of the exhaust valve at the outlet of the self-priming pump is finished, the submerged pump is closed, and the self-priming pump can be used for conveying the waste liquid;
thirdly, the method comprises the following steps: when the height of the waste liquid in the waste liquid collecting tank changes, the height of the liquid suction head in the waste liquid collecting tank is adjusted through the height adjusting mechanism, and meanwhile, the liquid suction head is used for washing in the height adjusting process of the liquid suction head;
fourthly: when the self-priming pump needs to be overhauled, the valve on the pipeline of the first liquid conveying pipe is opened, and the submerged pump is utilized to continuously convey waste liquid through the first liquid conveying pipe, so that uninterrupted waste liquid conveying is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010666136.1A CN111828334B (en) | 2020-07-13 | 2020-07-13 | Self-suction device for waste liquid conveying and implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010666136.1A CN111828334B (en) | 2020-07-13 | 2020-07-13 | Self-suction device for waste liquid conveying and implementation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111828334A CN111828334A (en) | 2020-10-27 |
| CN111828334B true CN111828334B (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010666136.1A Active CN111828334B (en) | 2020-07-13 | 2020-07-13 | Self-suction device for waste liquid conveying and implementation method |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006003793A1 (en) * | 2005-01-25 | 2006-08-31 | Manfred Zucht | Self-priming pump assembly has a centrifugal pump and a reciprocating plunger-type pump as ventilation pump connected to ventilation pipe and having suction line to fluid to be pumped |
| CN205133168U (en) * | 2015-10-19 | 2016-04-06 | 富民龙腾钛业有限责任公司 | Showy discharging device of titanium liquid settling basin |
| CN108087287A (en) * | 2018-01-13 | 2018-05-29 | 扬州大学 | A kind of mixed-flow pump exempts to vacuumize automatic starting device |
| CN208416973U (en) * | 2018-05-31 | 2019-01-22 | 四川三台力达泵业有限公司 | A kind of self priming pump to clean |
| CN208778246U (en) * | 2018-07-10 | 2019-04-23 | 江苏国河泵业科技有限公司 | A kind of vertical dell self priming pump |
| CN110836198A (en) * | 2019-11-22 | 2020-02-25 | 肇庆北新建材有限公司 | Non-return device of centrifugal pump |
| CN210423050U (en) * | 2019-05-20 | 2020-04-28 | 鹤岗市南山区益兴矿山机械设备修理厂 | Water pump drainage system with novel structure |
-
2020
- 2020-07-13 CN CN202010666136.1A patent/CN111828334B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006003793A1 (en) * | 2005-01-25 | 2006-08-31 | Manfred Zucht | Self-priming pump assembly has a centrifugal pump and a reciprocating plunger-type pump as ventilation pump connected to ventilation pipe and having suction line to fluid to be pumped |
| CN205133168U (en) * | 2015-10-19 | 2016-04-06 | 富民龙腾钛业有限责任公司 | Showy discharging device of titanium liquid settling basin |
| CN108087287A (en) * | 2018-01-13 | 2018-05-29 | 扬州大学 | A kind of mixed-flow pump exempts to vacuumize automatic starting device |
| CN208416973U (en) * | 2018-05-31 | 2019-01-22 | 四川三台力达泵业有限公司 | A kind of self priming pump to clean |
| CN208778246U (en) * | 2018-07-10 | 2019-04-23 | 江苏国河泵业科技有限公司 | A kind of vertical dell self priming pump |
| CN210423050U (en) * | 2019-05-20 | 2020-04-28 | 鹤岗市南山区益兴矿山机械设备修理厂 | Water pump drainage system with novel structure |
| CN110836198A (en) * | 2019-11-22 | 2020-02-25 | 肇庆北新建材有限公司 | Non-return device of centrifugal pump |
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| Publication number | Publication date |
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| CN111828334A (en) | 2020-10-27 |
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