CN203783908U - Diesel engine self-priming water pump - Google Patents
Diesel engine self-priming water pump Download PDFInfo
- Publication number
- CN203783908U CN203783908U CN201420174410.3U CN201420174410U CN203783908U CN 203783908 U CN203783908 U CN 203783908U CN 201420174410 U CN201420174410 U CN 201420174410U CN 203783908 U CN203783908 U CN 203783908U
- Authority
- CN
- China
- Prior art keywords
- pump
- diesel engine
- pump chamber
- lining shell
- water
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a diesel engine self-priming water pump which comprises a pump body and a diesel engine installed on a pump base. An impeller disc is arranged in the pump body and connected with an output shaft of the diesel engine through a pump shaft. A lining housing is installed between the pump body and the impeller disc, the outer wall of the lining housing tightly adheres to the inner wall of the pump body, and the lining housing is provided with a lining housing water outlet, a pump shaft central hole and a backflow hole. A first pump chamber, a second pump chamber and a third pump chamber are further arranged in the pump body. The lining housing is communicated with the first pump chamber through the pump shaft central hole, and the second pump chamber is communicated with the water outlet through a water outlet one-way valve. The lining housing is communicated with the third pump chamber through the backflow hole, and the third pump chamber is provided with a water drain hole. The diesel engine self-priming water pump has the advantages of being capable of being resistant to blockage, large in flow, small in size, light in weight, movable and free of electric ignition need.
Description
Technical field
The utility model relates to a kind of diesel engine self-priming water pump, belongs to plumbing equipment field.
Background technique
In city waterlogging draining, building site water supply and sewage, emergency repair, often can run in water pump drainage procedure, its impeller is by long fibre or block foreign material card is mixed and cause water pump to be shut down, even water pump is caused to permanent damage, other similar products complete closed type or single page sheet impellers of adopting more, thereby be prone to the obstruction to pump of long fibre thing and silt, and water displacement generally can be very not large; Other similar products adopt motor power device more, and inconvenient non-transformer occasion is used; Pump body structure mostly is square and is cast iron quality, thereby has increased overall volume and weight, is unfavorable for that emergency repair occasion is used; General liner-less in pump chamber, in pump chamber, adaptation is poor, and the long-time and pump housing friction of foreign matter in water simultaneously, has shortened the water pump life-span.
Model utility content
Technical problem to be solved in the utility model has been to provide a kind of anti-obstruction, flow is large, volume is little, lightweight, removable, and without the diesel engine self-priming water pump of electricity sparking.
The utility model solves the technological scheme that its technical problem adopts:
A kind of diesel engine self-priming water pump of the utility model, comprises the pump housing and the diesel engine that are installed on pump-foot, in the described pump housing, is provided with the impeller plate, and the described impeller plate is connected with the output shaft of diesel engine by pump shaft; Lining shell is installed between the described pump housing and the impeller plate, and described lining shell outer wall and pump housing inwall are close to, and described lining shell is provided with lining shell water outlet, pump spindle centre bore and return port; In the described pump housing, be also provided with the first pump chamber, the second pump chamber and the 3rd pump chamber;
Described lining shell is connected with the first pump chamber by pump spindle centre bore, and described the first pump chamber is connected with water intake by water intake one-way valve;
Described lining shell is connected with the second pump chamber by lining shell water outlet, and described the second pump chamber is connected with water outlet by water outlet one-way valve;
Described lining shell is connected with the 3rd pump chamber by return port, and described the 3rd pump chamber is provided with weep hole.
Further, the described pump housing is circular.
Further, between described diesel engine and pump-foot, be provided with height-adjusting device.
Further, described height-adjusting device is hydraulic platform or Steel Support.
Further, the described impeller plate is the semi open model impeller plate, and it comprises circular cover, 4 semicircular arc blades and impeller propeller boss, on described impeller propeller boss, is provided with keyway; Described 4 semicircular arc blades equidistantly curve inwardly and are arranged in helical successively.
Further, described semicircular arc blade one end is positioned at described circular cover outward edge, and its height seamlessly transits to its tip from low to high from described circular cover outward edge, and described semicircular arc blade is provided with blade away from the outer peripheral one end of described circular cover.
Further, described pump-foot bottom is provided with roller.
The good effect that the utility model produces is as follows: (1) pump housing inwall is glued with lining shell, has strengthened the adaptation of impeller with pump chamber, and the friction of foreign matter to pump case in anti-sealing increased working life of water pump; (2) pump housing is circular, reduces pump volume, convenient transport and on-the-spot use; (3) adopt the quaterfoil impeller of semi open model, increased greatly water displacement and the lift of pump, effectively avoided long fibre foreign material and the obstruction of silt to pump, gray iron material is built and is formed, wear-resisting simultaneously, and vibration damping is strong; (4) semicircular arc blade screw shape is arranged, and gradual change highly from outside to inside reduces, and is conducive to increase drainage power and reduces silt resistance simultaneously, and described vane tip is provided with blade in addition, effectively cuts thread or block foreign material; (5) pump-foot bottom is provided with roller, and convenient mobile, a people can operate, and increases the on-the-spot operating flexibility of speedily carrying out rescue work, and saves manpower; (6) diesel engine of employing electronic striking, realizes non-transformer operation completely.
brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is the structural representation of main wheel in the utility model.
Wherein, 1 pump housing, 2 pump-foots, 3 pump shafts, 4 impeller plates, 5 lining shells, 6 lining shell water outlets, 7 pump spindle centre bores, 8 return ports, 9 first pump chambers, 10 second pump chambers, 11 the 3rd pump chambers, 12 water intake one-way valves, 13 water outlet one-way valves, 14 water intakes, 15 water outlets, 16 weep holes, 17 height-adjusting device, 18 diesel engines, 19 circular cover, 20 semicircular arc blades, 21 impeller propeller boss, 22 keyways, 23 blades.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
From the embodiment shown in Fig. 1 ~ 2, it comprises the pump housing 1 and the diesel engine 18 that are installed on pump-foot 2, in the described pump housing 1, is provided with the impeller plate 4, and the described impeller plate 4 is connected with the output shaft of diesel engine 18 by pump shaft 3; Between the described pump housing 1 and the impeller plate 4, lining shell 5 is installed, described lining shell 5 outer walls and the pump housing 1 inwall are close to, and described lining shell 5 is provided with lining shell water outlet 6, pump spindle centre bore 7 and return port 8; In the described pump housing 1, be also provided with the first pump chamber 9, the second pump chamber 10 and the 3rd pump chamber 11;
Described lining shell 5 is connected with the first pump chamber 9 by pump spindle centre bore 7, and described the first pump chamber 9 is connected with water intake 14 by water intake one-way valve 12;
Described lining shell 5 is connected with the second pump chamber 10 by lining shell water outlet 6, and described the second pump chamber 10 is connected with water outlet 15 by water outlet one-way valve 13;
Described lining shell 5 is connected with the 3rd pump chamber 11 by return port 8, and described the 3rd pump chamber 11 is provided with weep hole 16.
Further, the described pump housing 1 is circular.
Further, between described diesel engine 18 and pump-foot 2, be provided with height-adjusting device 17.
Further, described height-adjusting device 17 is hydraulic platform or Steel Support.
Further, the described impeller plate 4 is the semi open model impeller plate, and it comprises 19,4 semicircular arc blades 20 of circular cover and impeller propeller boss 21, on described impeller propeller boss 21, is provided with keyway 22; Described 4 semicircular arc blades 20 equidistantly curve inwardly and are arranged in helical successively.
Further, described semicircular arc blade 20 one end are positioned at described circular cover 19 outward edges, and described semicircular arc blade 20 is provided with blade 23 away from the outer peripheral one end of described circular cover 19, and the thickness of described semicircular arc blade 20 is 5 ~ 7mm.
Further, described pump-foot 2 bottoms are provided with roller.
The outer ring arc tangent line of described semicircular arc blade 20 and horizontal sextant angle are 130 ~ 140 degree, can strengthen the adaptation of impeller and pump body.
The height of described semicircular arc blade 20, from smoothly being raise to 85mm by 65mm near the outer peripheral end to end of circular cover 19, can reduce resistance by capable of increasing water discharge capacity simultaneously.
The effect of lining shell 5 is that the sand grain in anti-sealing directly contacts with pump cover in independently chamber of one of the interior formation of the pump housing 1, increases the working life of water pump.The effect of return port 8 is in the time that pump quits work, to facilitate water remaining in pump chamber to discharge.
Unit weight is 160kg, water displacement 130m
3/ h, be 1.6 times of the same power of like product, lift 16m, sucts ability 8m, its overall volume is only 1.2m × 0.8m × 1.7m, unit is furnished with mobile trolley simultaneously, and a people can carry out, and power source is small diesel engine motor, adopt electronic striking, realize the operation of non-transformer area completely, easy to assembly, within 15 minutes, can assemble complete beginning operation with interior.
Diesel engine self-priming water pump is mainly used in the operation under the non-transformer environment such as city waterlogging draining, building site water supply and sewage, emergency repair, has anti-obstruction, flow is large, volume is little, the advantage such as lightweight, removable.
The working procedure of the present embodiment is as follows:
Treat that draining enters in water pump the first pump chamber 9 through the first one-way valve 12 by water intake 14, in pump spindle centre bore 7 enters the cavity of lining shell 5, the impeller plate 4 in the cavity of lining shell 5 is by external power supply, be that miniature diesel engine 18 drives High Rotation Speed by pump shaft 3, due to unique design its High Rotation Speed in addition of this impeller plate 4, water is sent to the second pump chamber 10 with larger pressure by lining shell water outlet 6, be discharged into specified position through the second one-way valve 13 from water outlet 15, wherein lift can reach 16m, flow 130m
3/ h, inhales journey 8m.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all any amendments of making within spirit of the present utility model and principle, be equal to and replace and improvement etc., within being all included in protection domain of the present utility model.
Claims (7)
1. a diesel engine self-priming water pump, comprise the pump housing (1) and the diesel engine (18) that are installed on pump-foot (2), in the described pump housing (1), be provided with the impeller plate (4), the described impeller plate (4) is connected with the output shaft of diesel engine (18) by pump shaft (3); It is characterized in that: between the described pump housing (1) and the impeller plate (4), lining shell (5) is installed, described lining shell (5) outer wall and the pump housing (1) inwall are close to, and described lining shell (5) is provided with lining shell water outlet (6), pump spindle centre bore (7) and return port (8); In the described pump housing (1), be also provided with the first pump chamber (9), the second pump chamber (10) and the 3rd pump chamber (11);
Described lining shell (5) is connected with the first pump chamber (9) by pump spindle centre bore (7), and described the first pump chamber (9) is connected with water intake (14) by water intake one-way valve (12);
Described lining shell (5) is connected with the second pump chamber (10) by lining shell water outlet (6), and described the second pump chamber (10) is connected with water outlet (15) by water outlet one-way valve (13);
Described lining shell (5) is connected with the 3rd pump chamber (11) by return port (8), and described the 3rd pump chamber (11) is provided with weep hole (16).
2. diesel engine self-priming water pump according to claim 1, is characterized in that: the described pump housing (1) is for circular.
3. diesel engine self-priming water pump according to claim 2, is characterized in that: between described diesel engine (18) and pump-foot (2), be provided with height-adjusting device (17).
4. diesel engine self-priming water pump according to claim 3, is characterized in that: described height-adjusting device (17) is hydraulic platform or Steel Support.
5. according to the diesel engine self-priming water pump described in claim 1,2,3 or 4, it is characterized in that: the described impeller plate (4) is the semi open model impeller plate, it comprises circular cover (19), 4 semicircular arc blades (20) and impeller propeller boss (21), is provided with keyway (22) on described impeller propeller boss (21); Described 4 semicircular arc blades (20) equidistantly curve inwardly and are arranged in helical successively.
6. diesel engine self-priming water pump according to claim 5, it is characterized in that: described semicircular arc blade (20) one end is positioned at described circular cover (19) outward edge, its height seamlessly transits to its tip from low to high from described circular cover (19) outward edge, and described semicircular arc blade (20) is provided with blade (23) away from the outer peripheral one end of described circular cover (19).
7. diesel engine self-priming water pump according to claim 6, is characterized in that: described pump-foot (2) bottom is provided with roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174410.3U CN203783908U (en) | 2014-04-11 | 2014-04-11 | Diesel engine self-priming water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174410.3U CN203783908U (en) | 2014-04-11 | 2014-04-11 | Diesel engine self-priming water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203783908U true CN203783908U (en) | 2014-08-20 |
Family
ID=51320101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420174410.3U Expired - Fee Related CN203783908U (en) | 2014-04-11 | 2014-04-11 | Diesel engine self-priming water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203783908U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058094A (en) * | 2018-10-15 | 2018-12-21 | 上海中韩杜科泵业制造有限公司 | A kind of Novel flushing pressure type water inlet-outlet segment |
| CN111677669A (en) * | 2020-06-22 | 2020-09-18 | 安徽埃斯克制泵有限公司 | High suction lift self-priming sewage pump not easy to block |
-
2014
- 2014-04-11 CN CN201420174410.3U patent/CN203783908U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058094A (en) * | 2018-10-15 | 2018-12-21 | 上海中韩杜科泵业制造有限公司 | A kind of Novel flushing pressure type water inlet-outlet segment |
| CN111677669A (en) * | 2020-06-22 | 2020-09-18 | 安徽埃斯克制泵有限公司 | High suction lift self-priming sewage pump not easy to block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |