CN209294075U - A kind of mounting structure of immersible pump and pit shaft - Google Patents

A kind of mounting structure of immersible pump and pit shaft Download PDF

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Publication number
CN209294075U
CN209294075U CN201821952175.2U CN201821952175U CN209294075U CN 209294075 U CN209294075 U CN 209294075U CN 201821952175 U CN201821952175 U CN 201821952175U CN 209294075 U CN209294075 U CN 209294075U
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China
Prior art keywords
immersible pump
pit shaft
pump
mouth
mounting structure
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Application number
CN201821952175.2U
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Chinese (zh)
Inventor
钱令豪
王俊龙
蒋磊
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DONGSHENG PUMP INDUSTRY Co Ltd CHANGZHOU
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DONGSHENG PUMP INDUSTRY Co Ltd CHANGZHOU
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Abstract

The utility model discloses the mounting structures of a kind of immersible pump and pit shaft, belong to immersible pump field, its key points of the technical solution are that including pit shaft and immersible pump, the immersible pump is located in pit shaft inner cavity, the bottom of the pit shaft is provided with pump mouth, the immersible pump is fixed at the pump mouth of pit shaft by hoisting structure, the pump mouth is removably connected with horn mouth by several fixing bolts away from the position of immersible pump, the horn mouth is connected to the water inlet end of immersible pump, the advantages of mounting structure of this immersible pump and pit shaft, is to increase immersible pump horn mouth diameter, reduce whirlpool and bubble, the diameter of pit shaft is not increased simultaneously, save the cost.

Description

A kind of mounting structure of immersible pump and pit shaft
Technical field
The utility model relates to immersible pump field, in particular to the mounting structure of a kind of immersible pump and pit shaft.
Background technique
Immersible pump is the important equipment of deep-well water lift.Entire unit pulls the plug work when use, and underground water is extracted Earth's surface, speedily carry out rescue work in domestic water, mine, industry cooling, field irrigation, seawater lift, steamer tune carry and fountain landscape all everywhere It can be seen that immersible pump figure.
Country's submersible axial flow pump is mainly supported on pit shaft with diffuser at present, in order to make pump that can integrally lift up into pit shaft, Pump horn mouth diameter is necessarily less than pit shaft internal diameter, and too small import certainly will influence import fluidised form, generates whirlpool and bubble, unfavorable It steadily efficiently runs in unit, at the same time, since pit shaft needs to accommodate entire immersible pump, is relatively large in diameter so needing to use Pit shaft, it is at high cost.
Utility model content
The purpose of the utility model is to provide the mounting structures of a kind of immersible pump and pit shaft, the advantage is that increase immersible pump Horn mouth diameter reduces whirlpool and bubble, while not increasing the diameter of pit shaft, save the cost.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of mounting structure of immersible pump and pit shaft, including pit shaft and immersible pump, the immersible pump are located in pit shaft inner cavity, The bottom of the pit shaft is provided with pump mouth, and the used hoisting structure of immersible pump is fixed at the pump mouth of pit shaft, the pumping The mouth of a river is removably connected with horn mouth by several fixing bolts away from the position of immersible pump, the horn mouth and immersible pump into Water end (W.E.) connection.
By using above-mentioned technical proposal, in the process of work, water is pumped into pit shaft by diving pump startup, horn mouth Biggish cross-sectional area of tool itself, under the premise of not increasing the size of pit shaft, and horn mouth diameter is greater than the diameter of pit shaft, Whirlpool and bubble that the water inlet end of immersible pump generates are advantageously reduced, and does not need to increase the diameter of pit shaft, is advantageously reduced Cost.
Further, the shell that draws water is installed, the shell that draws water axially is arranged along pit shaft, the shell that draws water on immersible pump Body includes diffuser and oviduct, and diffuser and oviduct are wholely set by bolt, and the edge of oviduct and pump mouth offsets, And sealing ring is equipped in the position that oviduct is contacted with pump mouth.
By using above-mentioned technical proposal, the water that immersible pump extracts passes through the shell that draws water, in being flowed into pit shaft, sealing ring It is mainly used for increasing oviduct and pump mouth junction sealing performance, water is avoided to leak into pit shaft from junction.
Further, bell-mouthed inner wall is in bending streamlined design, and diameter is increasing from top to bottom for horn mouth.
By using above-mentioned technical proposal, during drawing water, water can be flowed along bell-mouthed inner wall, be in streamlined The resistance for advantageously reducing water flowing generation is set, water flow stationary is made smoothly to flow into horn mouth.
Further, bell-mouthed outer surface is vertically equipped with floor, and the edge of the floor is inclined to set.
By using above-mentioned technical proposal, floor is mainly used for supporting the outer surface of horn mouth arc, increases bell-mouthed Structural strength.
Further, the floor is provided with lifting eye.
By using above-mentioned technical proposal, lifting eye provides bell-mouthed Hoisting Position, when installing bell-mouthed, The suspension hook of driving penetrates into lifting eye, and staff, which facilitates, operates the pump mouth position that horn mouth is mounted on pit shaft by haulage equipment It sets.
Further, Anti-rotary block is provided on the inner wall of the pit shaft, the Anti-rotary block and immersible pump contradict.
By using above-mentioned technical proposal, the shell of Anti-rotary block and immersible pump is inconsistent, avoid dive under water pump work when The case where time, immersible pump rotates.
Further, hoisting structure includes that stay hook and wirerope are several, and the stay hook is fixed on the inner wall of pit shaft, One end of wirerope is fixed on stay hook, and the other end of wirerope is fixed on immersible pump.
By using above-mentioned technical proposal, wirerope is fixed on well bore wall, pump group can be lifted by crane when convenient to overhaul at any time, The occasion very long particularly suitable for pit shaft;Cable can also be fixed on a steel cord with band as needed simultaneously, to reduce The shaking of cable, increases cable life when diving pump operation.
Further, lantern ring is provided on wirerope, the wirerope punishes in lantern ring and is fixed on immersible pump at several beams On, and the junction of wirerope and immersible pump is provided with shackle.
By using above-mentioned technical proposal, lantern ring is mainly used for accepting multistage wirerope, fixed latent by multi beam wirerope Water pump makes immersible pump stress be in uniform state, the shaking generated when further reducing diving pump work.
Further, several steel wire rope clamps are provided on wirerope.
By using above-mentioned technical proposal, multistrand rope is fixed into one, is conducive to the carrying energy for improving wirerope Power.
In conclusion the utility model has the following beneficial effects:
1. increasing immersible pump horn mouth diameter, whirlpool and bubble are reduced, while not increasing the diameter of pit shaft, save the cost;
2. further increasing bell-mouthed structural strength by the setting of floor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the mounting structure of immersible pump and pit shaft in embodiment 1;
Fig. 2 is the structural schematic diagram of partial enlargement at A in Fig. 1.
In figure, 1, pit shaft;11, well lid;12, electric wellhole;13, water outlet;14, stay hook;141, wirerope;142, it covers Ring;143, steel wire rope clamp;144, shackle;15, pump mouth;16, horn mouth;161, fixing bolt;162, floor;163, it lifts by crane Hole;2, immersible pump;21, draw water shell;211, diffuser;212, oviduct;22, sealing ring;3, Anti-rotary block.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment: a kind of mounting structure of immersible pump and pit shaft, as shown in Figure 1, including pit shaft 1 and immersible pump 2, immersible pump 2 the bottom of pit shaft 1 is arranged in by hoisting structure, at work, is extracted out the water resource of underground by the operating of immersible pump 2 To on the ground.
As shown in Figure 1, the top of pit shaft 1 is equipped with well lid 11, well lid 11 is in a closed state at work, when When immersible pump 2 needs to safeguard or replace, well lid 11 is opened, staff pulls out immersible pump 2 from pit shaft 1.
As shown in Figure 1, being provided with the electric wellhole 12 arranged in the horizontal direction on the inner wall of pit shaft 1, electric wellhole 12 is located at Close to the position of well lid 11, since immersible pump 2 is mainly by being driven by electricity, the conducting wire of immersible pump 2 passes through electric wellhole 12 and the external world Power supply connection.
As shown in Figure 1, being also provided with a water outlet 13 on the inner wall of pit shaft 1, water outlet 13 is located at the lower section of well lid 11, and And arrange in the horizontal direction, at work, pit shaft 1 is discharged from water outlet 13 in the water that immersible pump 2 is extracted out.
As shown in Figure 1, hoisting structure includes that stay hook 14 and wirerope 141 are several, and stay hook 14 is fixed on the interior of pit shaft 1 On wall, and a part of stay hook 14 is embedded in the inner wall of pit shaft 1, and one end of wirerope 141 is fixed on stay hook 14, steel The other end of cord 141 is fixed on immersible pump 2, and wirerope 141 is mainly used for lifting by crane immersible pump 2.Wirerope 141 is close to latent The position of water pump 2 is provided with lantern ring 142, and wirerope 141 is fixedly connected by shackle 144 with 2 ontology of immersible pump, dives simultaneously The cable of water pump 2 is fixed on wirerope 141 also by band, and wirerope 141 is convenient to be lifted by crane immersible pump at any time and stablize cable. Several steel wire rope clamps 143 are provided on wirerope 141, multistrand rope 141 can be fixed into one, had by steel wire rope clamp 143 Conducive to the bearing capacity for improving wirerope 141.
Referring to figs. 1 and 2, the bottom of pit shaft 1 is provided with pump mouth 15, and pump mouth 15 is fixed away from one end of well lid 11 It is connected with the horn mouth 16 for water inlet, the edge of horn mouth 16 offsets with the side edge that draws water, and passes through fixing bolt 161 1 Body setting, and horn mouth 16 is connected to the water inlet end of immersible pump 2.16 one side of horn mouth is used to increase the pump-out of immersible pump 2, Another aspect horn mouth 16 and 2 split settings of immersible pump increase 16 diameter of immersible pump horn mouth, reduce whirlpool and bubble, simultaneously The diameter of pit shaft 1, save the cost are not increased.
Referring to figs. 1 and 2, the inner wall of horn mouth 16 is in bending streamlined design, and horn mouth 16 is from top to bottom Diameter is increasing, advantageously reduces the resistance that water flows through the generation of horn mouth 16.The diameter of 16 narrow most position of horn mouth with draw water The diameter of mouth 15 is identical, and the diameter of the most width position of horn mouth 16 is greater than the diameter of pump mouth 15.
Referring to figs. 1 and 2, the outer surface of horn mouth 16 is provided with several floors 162, and the side of floor 162 is in incline Tiltedly setting, and lifting eye 163 is provided on floor 162.Floor 162 is mainly used for reinforcing the structural strength of horn mouth 16, is inciting somebody to action When horn mouth 16 is mounted on pit shaft 1.When installing horn mouth 16, the suspension hook of driving is penetrated into lifting eye 163, complete At the work of lifting horn mouth 16, the setting construction personnel of lifting eye 163 facilitates lifting and carries horn mouth 16.
As shown in Figure 1, being equipped with the shell 21 that draws water on immersible pump 2, the shell 21 that draws water is along the axial setting of pit shaft 1, and draw water shell Body 21 includes diffuser 211 and oviduct 212, and diffuser 211 and oviduct 212 are wholely set by bolt, makes water swimmingly Impeller is flowed in and out, can be good at playing guide functions.
Referring to figs. 1 and 2, the lower end of oviduct 212 and the edge of pump mouth 15 offset, and make 2, entire immersible pump In the inside of pit shaft 1, and the position of the EDGE CONTACT of oviduct 212 and pump mouth 15 is provided with sealing ring 22, avoid water from Junction leaks into pit shaft 1.
Referring to figs. 1 and 2, Anti-rotary block 3 is provided on the inner wall of pit shaft 1, Anti-rotary block 3 and immersible pump 2 contradict, anti-rotation Block 3 offsets with gusset outstanding on oviduct 212, avoids at work, diving pump group rotation.
Specific implementation process: during drawing water, immersible pump 2 starts, and water enters the shell that draws water by horn mouth 16 In 21, later in being flowed into pit shaft 1, pit shaft 1 is discharged from water outlet 13 in last water.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. the mounting structure of a kind of immersible pump and pit shaft, it is characterised in that: including pit shaft (1) and immersible pump (2), the immersible pump (2) it is located in pit shaft (1) inner cavity, the bottom of the pit shaft (1) is provided with pump mouth (15), and the immersible pump (2) passes through lifting Structure is fixed at the pump mouth (15) of pit shaft (1), and the pump mouth (15) passes through several fixations away from the position of immersible pump (2) Bolt (161) is removably connected with horn mouth (16), and the horn mouth (16) is connected to the water inlet end of immersible pump (2).
2. the mounting structure of a kind of immersible pump and pit shaft according to claim 1, it is characterised in that: the immersible pump (2) On be equipped with the shell that draws water (21), the shell that draws water (21) along pit shaft (1) axially be arranged, the shell that draws water (21) include lead Leaf body (211) and oviduct (212), diffuser (211) and oviduct (212) are wholely set by bolt, oviduct (212) with The edge of pump mouth (15) offsets, and is equipped with sealing ring (22) in the position that oviduct (212) is contacted with pump mouth (15).
3. the mounting structure of a kind of immersible pump and pit shaft according to claim 2, it is characterised in that: the horn mouth (16) Inner wall in bending streamlined design, and diameter is increasing from top to bottom for horn mouth (16).
4. the mounting structure of a kind of immersible pump and pit shaft according to claim 3, it is characterised in that: the horn mouth (16) Outer surface be vertically equipped with floor (162), the edge of the floor (162) is inclined to set.
5. the mounting structure of a kind of immersible pump and pit shaft according to claim 4, it is characterised in that: the floor (162) It is provided with lifting eye (163).
6. the mounting structure of a kind of immersible pump and pit shaft according to claim 1, it is characterised in that: the pit shaft (1) It is provided on inner wall Anti-rotary block (3), the Anti-rotary block (3) and immersible pump (2) contradict.
7. the mounting structure of a kind of immersible pump and pit shaft according to claim 1, it is characterised in that: the hoisting structure packet It includes stay hook (14) and wirerope (141) is several, the stay hook (14) is fixed on the inner wall of pit shaft (1), wirerope (141) One end be fixed on stay hook (14), the other end of wirerope (141) is fixed on immersible pump (2).
8. the mounting structure of a kind of immersible pump and pit shaft according to claim 7, it is characterised in that: the wirerope (141) it is provided on lantern ring (142), the wirerope (141) punishes in lantern ring (142) and is fixed on immersible pump (2) at several beams On, and the junction of wirerope (141) and immersible pump (2) is provided with shackle (144).
9. the mounting structure of a kind of immersible pump and pit shaft according to claim 8, it is characterised in that: the wirerope (141) several steel wire rope clamps (143) are provided on.
CN201821952175.2U 2018-11-24 2018-11-24 A kind of mounting structure of immersible pump and pit shaft Active CN209294075U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821952175.2U CN209294075U (en) 2018-11-24 2018-11-24 A kind of mounting structure of immersible pump and pit shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821952175.2U CN209294075U (en) 2018-11-24 2018-11-24 A kind of mounting structure of immersible pump and pit shaft

Publications (1)

Publication Number Publication Date
CN209294075U true CN209294075U (en) 2019-08-23

Family

ID=67646181

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821952175.2U Active CN209294075U (en) 2018-11-24 2018-11-24 A kind of mounting structure of immersible pump and pit shaft

Country Status (1)

Country Link
CN (1) CN209294075U (en)

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