CN203051151U - Self-sucking pump with front-arranged device - Google Patents
Self-sucking pump with front-arranged device Download PDFInfo
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- CN203051151U CN203051151U CN 201320026430 CN201320026430U CN203051151U CN 203051151 U CN203051151 U CN 203051151U CN 201320026430 CN201320026430 CN 201320026430 CN 201320026430 U CN201320026430 U CN 201320026430U CN 203051151 U CN203051151 U CN 203051151U
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Abstract
The utility model relates to a self-sucking pump for conveying liquid, in particular to a self-sucking pump with a front-arranged device. The self-sucking pump with the front-arranged device comprises the front-arranged device and a centrifugal pump, wherein the centrifugal pump is connected with one end of a suction tube, and the other end of the suction tube is inserted into a liquid storage tank. The front-arranged device comprises a speed reducer, a revolving wheel link mechanism, a piston mechanism, a water storage tank and an electric cabinet, wherein an output end of the speed reducer is connected with the piston mechanism through the revolving wheel link mechanism, and the piston mechanism is connected with the suction tube through a pipeline. The water storage tank is arranged at the upper end of the piston mechanism, and a liquid level meter is arranged inside the water storage tank. The speed reducer, the piston mechanism and the electric cabinet are installed on a support frame, and the speed reducer, the liquid level meter and a motor used for the centrifugal pump are electrically connected with the electric cabinet. The self-sucking pump with the front-arranged device is high in efficiency, small in occupied area and suitable for inflammable and explosive work occasions.
Description
Technical field
The utility model relates to the self-priming pump of carrying liquid, specifically a kind of self-priming pump with fore-lying device.
Background technique
In industrial production, self-priming pump is used many, but traditional self-priming pump working efficiency is all lower, compares with the non self-priming pump of same performance (flow is identical, lift is identical), then will hang down 20-30%.At present, the higher slightly non-traditional self-priming pump of working efficiency is made of jointly preposition self-priming apparatus and centrifugal pump.What have vacuumizes with pot type, and what have vacuumizes with blower fan, and what have vacuumizes to reach the self-priming purpose with diaphragm pump.Wherein, the self-priming pump of pot type structure of self-priming device, when feed flow greater than 500 meters
3In/time, is during medium, because the gas volume that will get rid of in the suction pipe is bigger, the volume that causes jar is very big, and therefore, floor space is big.Vacuumize with blower fan, owing to use the belt pulley speedup, then be unsuitable for inflammable and explosive workplace.
The model utility content
At the problems referred to above, the purpose of this utility model is to provide a kind of self-priming pump with fore-lying device.The self-priming pump efficient of this band fore-lying device is higher, and floor space is less, is suitable for inflammable and explosive workplace.
To achieve these goals, the utility model is by the following technical solutions:
A kind of self-priming pump with fore-lying device comprises fore-lying device and centrifugal pump, and described centrifugal pump is connected with an end of suction pipe, and the other end of described suction pipe inserts in the liquid storage tank; Described fore-lying device comprises speed reducer, epicyclic wheel linkage mechanism, piston mechanism, water storage box and electric control box, wherein the output terminal of speed reducer is connected with piston mechanism by the epicyclic wheel linkage mechanism, described piston mechanism is connected with suction pipe by pipeline, the upper end of piston mechanism is provided with water storage box, be provided with level meter in the described water storage box, described speed reducer, piston mechanism and electric control box are rack-mount, and described speed reducer, liquid level are taken into account the motor that centrifugal pump uses and be electrically connected with electric control box.
Described epicyclic wheel linkage mechanism comprises epicyclic wheel and piston rod, wherein epicyclic wheel is connected with the output terminal of speed reducer, also rotates by the driving of speed reducer, one end of described piston rod and the excircle of epicyclic wheel are rotationally connected, and the other end and piston mechanism flexibly connect.
The excircle of described epicyclic wheel is provided with the turnover wheel shaft, affixed bearing on the described turnover wheel shaft, and described bearing is fixed on the end of piston rod by bearing gland.Described bearing is rolling ball bearing.
Described piston mechanism comprises piston cylinder, piston, unidirectional valve seat, one-way valve I and one-way valve II, wherein piston is arranged in the piston cylinder and is slidingly connected with the inwall of piston cylinder, described unidirectional valve seat is arranged at the bottom of piston cylinder, the upper end of unidirectional valve seat is communicated with piston cylinder, the lower end is communicated with suction pipe by pipeline, and described one-way valve I is arranged at the upper end of unidirectional valve seat; Described piston upper edge is axially arranged with a plurality of piston holes, and each piston hole is provided with one-way valve II, and the other end of described piston rod and piston flexibly connect.
The other end of described piston rod is by piston shaft and bearing shell and piston flexible connection, and described piston shaft is by the circlip for shaft axially locating.
Described pipeline comprises metallic hose and two pipe joints, and one of them pipe joint is connected with the bottom thread of piston cylinder, and another pipe joint is welded in the upper end of suction pipe, and described two pipe joints connect by metallic hose.
One side of described water storage box is provided with the level meter case that is communicated with water storage box, and described level meter is arranged in the level meter case.The horizontal position of described level meter is higher than the horizontal position of centrifugal pump impeller.
Advantage of the present utility model and beneficial effect are:
1. the utility model makes the flow of this self-priming pump and flow and the lift that lift is exactly centrifugal pump by the reasonable cooperation of speed reducer, epicyclic wheel mechanism, piston mechanism, electric control box and centrifugal pump, improves the working efficiency of pump greatly.Compare with the working efficiency of existing self-priming pump, working efficiency of the present utility model has improved 20-40%, can be equal to the working efficiency of the non-self-priming centrifugal pump of same performance (flow is identical, lift is identical).
2. fore-lying device volume of the present utility model is little, has reduced floor space, installation, easy to operate.In addition, also can more reduce floor space by many shared fore-lying devices of pumps.
3. the utility model does not adopt belt pulley and electrical motor gearshift, then can avoid fricative spark between belt and belt pulley, is applicable to inflammable and explosive workplace.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 be among Fig. 1 A to view;
Fig. 3 is fundamental diagram one of the present utility model;
Fig. 4 is fundamental diagram two of the present utility model.
Wherein: 1 is hexagon nut, and 2 is one-way valve I, and 3 for taking over head, 4 is level meter, and 5 is piston cylinder, and 6 is hex head bolt, 7 is bearing shell, and 8 is support, and 9 is piston, 10 is one-way valve II, and 11 is piston shaft, and 12 is epicyclic wheel, 13 is flat key, and 14 is hex head bolt, and 15 is speed reducer, 16 is hexagon nut, and 17 are the turnover wheel shaft, and 18 is bearing, 19 is bearing cap, and 20 is hexagon socket cap head screw, and 21 is circlip for shaft, 22 is piston rod, and 23 is circlip for shaft, and 24 is unidirectional valve seat, 25 is metallic hose, and 26 is centrifugal pump, and 27 is suction pipe, 28 is piston hole, and 29 is the O RunddichtringO, and 30 is the epicyclic wheel linkage mechanism, 31 is water storage box, 32 is the level meter case, and 40 is electric control box, and 50 is piston mechanism.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1 and Figure 2, the utility model comprises fore-lying device and centrifugal pump 26, and centrifugal pump 26 is connected with an end of suction pipe 27, and the other end of suction pipe 27 inserts in the liquid storage tank.Fore-lying device comprises speed reducer 15, epicyclic wheel linkage mechanism 30, piston mechanism 50, water storage box 31, level meter case 32 and electric control box 40, wherein the output terminal of speed reducer 15 is connected with piston mechanism 50 by epicyclic wheel linkage mechanism 30, piston mechanism 50 is connected with suction pipe 27 by pipeline, water storage box 31 is arranged at the upper end of piston mechanism 50, one side of water storage box 31 is provided with the level meter case 32 that is communicated with water storage box 31, be provided with level meter 4 in the level meter case 32, the horizontal position of level meter 4 is higher than the horizontal position of centrifugal pump 26 impellers, when speed reducer 15 quits work like this, just can make in the pump housing of centrifugal pump 26 and fill with water, make centrifugal pump 26 proper functioning.Speed reducer 15, piston mechanism 50 and electric control box 40 are installed on the support 8, and the motor of speed reducer 15, level meter 4 and centrifugal pump 26 is electrically connected with electric control box 40.
Epicyclic wheel linkage mechanism 30 comprises epicyclic wheel 12 and piston rod 22, wherein epicyclic wheel 12 is connected with the output terminal of speed reducer 15, also rotates by the driving of speed reducer 15, and speed reducer 15 adopts planet wheel speed reducers (or adopting motor by single-stage or multi-stage speed-reducing of gear composition).One end of piston rod 22 and the excircle of epicyclic wheel 12 are rotationally connected, the excircle that is epicyclic wheel 12 is provided with turnover wheel shaft 17, affixed bearing 18 on the turnover wheel shaft 17, bearing 18 is rolling ball bearing, bearing 18 is fixed on the end of piston rod 22 by bearing gland 19.The other end of piston rod 22 and piston mechanism 50 flexibly connect.
Working principle of the present utility model is:
As shown in Figure 3, start first, after the piston cylinder 5 interior topped up with water (water surface will be lower than level meter case bottom surface 50mm), the speed reducer 15 that vacuumizes fore-lying device this moment starts, the epicyclic wheel 12 of fixedlying connected with speed reducer 15 is rotated, be fixed on rolling ball bearing on turnover wheel shaft 17 and the piston rod 22 along with epicyclic wheel 12 rotations, and drive connected piston rod 22 upper and lower swings, piston 9 upper and lower movement in piston cylinder 5 that piston shaft 11 and piston rod 22 the other ends are flexibly connected.Because the draft of piston is lifted the one-way valve I 2 on the unidirectional valve seat 24, simultaneously, the empty G﹠W in the suction pipe 27 also moves up through metallic hose thereupon when piston 9 moves up; One-way valve I 2 when piston 9 moves down on the unidirectional valve seat 24 gets back to initial position, force the water in the piston cylinder 5 can not flow back in the suction pipe 27, and the water in the piston cylinder 5 can be discharged by the piston hole 28 that arranges on the piston 9.Because piston 9 moves up and down repeatedly, the water in the liquid storage tank is provided with in the level meter case 32 of level meter 4 because the effect of pressure reduction also arrives through suction pipe 27, piston cylinder 5 and piston hole 28, and the ball float that water is run into level meter 4 touches ball float is floated.The electrical signal of level meter 4 (by electric control box 40 controls) instruction speed reducer 15 stops operating, and is sent the electric motor starting of electrical signal instruction centrifugal pump 26 simultaneously by electric control box 40, makes centrifugal pump 26 work of filling with water, as shown in Figure 4.Flow of the present utility model and lift are exactly flow and the lift of centrifugal pump 26, have therefore guaranteed the efficient operation of self-priming pump.
Claims (9)
1. the self-priming pump with fore-lying device comprises fore-lying device and centrifugal pump (26), it is characterized in that: described centrifugal pump (26) is connected with an end of suction pipe (27), and the other end of described suction pipe (27) inserts in the liquid storage tank; Described fore-lying device comprises speed reducer (15), epicyclic wheel linkage mechanism (30), piston mechanism (50), water storage box (31) and electric control box (40), wherein the output terminal of speed reducer (15) is connected with piston mechanism (50) by epicyclic wheel linkage mechanism (30), described piston mechanism (50) is connected with suction pipe (27) by pipeline, the upper end of piston mechanism (50) is provided with water storage box (31), be provided with level meter (4) in the described water storage box (31), described speed reducer (15), piston mechanism (50) and electric control box (40) are installed on the support (8), described speed reducer (15), the motor of level meter (4) and centrifugal pump (26) usefulness is electrically connected with electric control box (40).
2. press the self-priming pump of the described band fore-lying device of claim 1, it is characterized in that: described epicyclic wheel linkage mechanism (30) comprises epicyclic wheel (12) and piston rod (22), wherein epicyclic wheel (12) is connected with the output terminal of speed reducer (15), also rotates by the driving of speed reducer (15), the excircle of one end of described piston rod (22) and epicyclic wheel (12) is rotationally connected, and the other end and piston mechanism (50) flexibly connect.
3. press the self-priming pump of the described band fore-lying device of claim 2, it is characterized in that: the excircle of described epicyclic wheel (12) is provided with turnover wheel shaft (17), described turnover wheel shaft (17) is gone up affixed bearing (18), and described bearing (18) is fixed on the end of piston rod (22) by bearing gland (19).
4. by the self-priming pump of the described band fore-lying device of claim 3, it is characterized in that: described bearing (18) is rolling ball bearing.
5. press the self-priming pump of the described band fore-lying device of claim 2, it is characterized in that: described piston mechanism (50) comprises piston cylinder (5), piston (9), unidirectional valve seat (24), one-way valve I (2) and one-way valve II (10), wherein piston (9) is arranged in the piston cylinder (5) and is slidingly connected with the inwall of piston cylinder (5), described unidirectional valve seat (24) is arranged at the bottom of piston cylinder (5), the upper end of unidirectional valve seat (24) is communicated with piston cylinder (5), the lower end is communicated with suction pipe (27) by pipeline, and described one-way valve I (2) is arranged at the upper end of unidirectional valve seat (24); Described piston (9) upper edge is axially arranged with a plurality of piston holes (28), and each piston hole (28) is provided with one-way valve II (10), and the other end of described piston rod (22) and piston (9) flexibly connect.
6. press the self-priming pump of the described band fore-lying device of claim 5, it is characterized in that: the other end of described piston rod (22) flexibly connects with piston (9) by piston shaft (11) and bearing shell (7), and described piston shaft (11) is by circlip for shaft (21) axially locating.
7. press the self-priming pump of the described band fore-lying device of claim 5, it is characterized in that: described pipeline comprises metallic hose (25) and two pipe joints (3), one of them pipe joint is connected with the bottom thread of piston cylinder (5), another pipe joint is welded in the upper end of suction pipe (27), and described two pipe joints connect by metallic hose (25).
8. by the self-priming pump of the described band fore-lying device of claim 1, it is characterized in that: a side of described water storage box (31) is provided with the level meter case (32) that is communicated with water storage box (31), and described level meter (4) is arranged in the level meter case (32).
9. by the self-priming pump of each described band fore-lying device of claim 1-8, it is characterized in that: the horizontal position of described level meter (4) is higher than the horizontal position of centrifugal pump (26) impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320026430 CN203051151U (en) | 2013-01-17 | 2013-01-17 | Self-sucking pump with front-arranged device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320026430 CN203051151U (en) | 2013-01-17 | 2013-01-17 | Self-sucking pump with front-arranged device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051151U true CN203051151U (en) | 2013-07-10 |
Family
ID=48734109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320026430 Expired - Fee Related CN203051151U (en) | 2013-01-17 | 2013-01-17 | Self-sucking pump with front-arranged device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051151U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695575A (en) * | 2019-01-05 | 2019-04-30 | 陈晨 | One kind exempting from liquid feeding type centrifugal pump |
-
2013
- 2013-01-17 CN CN 201320026430 patent/CN203051151U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695575A (en) * | 2019-01-05 | 2019-04-30 | 陈晨 | One kind exempting from liquid feeding type centrifugal pump |
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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 |
Granted publication date: 20130710 Termination date: 20160117 |
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| EXPY | Termination of patent right or utility model |