CN207297251U - Submersible pump - Google Patents
Submersible pump Download PDFInfo
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- CN207297251U CN207297251U CN201721098734.3U CN201721098734U CN207297251U CN 207297251 U CN207297251 U CN 207297251U CN 201721098734 U CN201721098734 U CN 201721098734U CN 207297251 U CN207297251 U CN 207297251U
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Abstract
The utility model discloses a kind of submersible pump, it is related to water pump technology.It includes：Sequentially connected linkage section, main paragraph and the imbibition section equipped with liquid sucting port；Linkage section includes power fluid inlet pipe, power fluid outlet pipe and the drain pipe being arranged；Main paragraph includes the reciprocating hydraulic unit driven by power fluid and the plunger pump structure driven by reciprocating hydraulic unit；Liquid sucting port connects the unidirectional inlet of plunger pump structure, and power fluid inlet pipe connects the power fluid import of reciprocating hydraulic unit, the power fluid outlet of power fluid outlet pipe connection reciprocating hydraulic unit, and drain pipe connects the unidirectional liquid outlet of plunger pump structure.The submersible pump irrotationality rotation member of the utility model, plunger pump structure is driven by the reciprocating hydraulic unit to move along a straight line, compact-sized, reduces the loss of power transmission, and effective power is high.Power fluid inlet pipe, power fluid outlet pipe and the drain pipe being arranged, avoid the winding of connecting line.The pumping pressure higher of plunger pump structure.
Description
Technical field
Water pump technology is the utility model is related to, is specifically related to a kind of submersible pump.
Background technology
Submersible pump is a kind of water pump being used in the confined space of underground, and traditional submersible pump uses the knot of Electric-motor driven pumps body
Structure, since powerful motor volume is larger, along with the pump housing of vane type causes the volume of submersible pump entirety larger, limits
The scope of application of submersible pump.And very big heat is often produced when equipment is run, is easily made as power using motor
The deterioration of forming apparatus operating mode, causes the power of submersible pump to be difficult to improve.
Utility model content
The purpose of this utility model is to provide a kind of submersible pump, with solve subduction pump volume traditional in the prior art compared with
Greatly, power is difficult to the technical problem improved.
To achieve the above object, technical solution adopted in the utility model is：
A kind of submersible pump, it includes：Sequentially connected imbibition section, main paragraph and linkage section from front to back；
The linkage section include be connected to the main paragraph and be mutually arranged power fluid inlet pipe, power fluid outlet pipe and
Drain pipe；
The main paragraph includes the plunger of the reciprocating hydraulic unit and the connection reciprocating hydraulic unit by power fluid driving
Pump configuration；
The imbibition section is equipped with the liquid sucting port connected with the unidirectional inlet in the plunger pump structure；
The power fluid inlet pipe connects the power fluid import of the reciprocating hydraulic unit, described in the power fluid outlet pipe connection
The power fluid outlet of reciprocating hydraulic unit, the drain pipe connect the unidirectional liquid outlet of the plunger pump structure.
Further, the power fluid inlet pipe, the power fluid outlet pipe and the drain pipe are arranged successively from inside to outside.
Further, the reciprocating hydraulic unit includes：
The hydraulic cylinder exported equipped with power fluid import and power fluid, the inner cavity of the hydraulic cylinder includes being interconnected and axis
Parallel power section and time liquid section, the sectional area of the power section are more than the sectional area for returning liquid section；And
Piston in the cylinder chamber, the piston include sequentially connected separating part, main body from front to back
Portion and power part, the sectional area of the power part are more than the sectional area of the separating part, and the separating part is slided with described time liquid section
Dynamic sealing coordinates, and the power part is slidingly sealed cooperation, the separating part and the power part by the liquid with the power section
The inner cavity of cylinder pressure is separated into back to the fluid chamber, retreats chamber and advance chamber successively from front to back, retrogressing described in the power fluid inlet communication
Chamber, advance described in the power fluid outlet chamber, and the piston, which is equipped with, to be used to control the advance chamber and the back to the fluid chamber
Connection or the inertia valve connected with the retrogressing chamber.
Further, the inertia valve includes valve chamber, in the valve chamber and in the piston motion direction
The inertia spool of reciprocating motion and the guiding mechanism being oriented to the inertia spool on the piston motion direction；
The front end of the valve chamber is equipped with the liquid back pipe for connecting the back to the fluid chamber, and the rear end of the valve chamber is respectively equipped with connection institute
State the preceding inlet pipe of advance chamber and the retrogressing pipe for connecting the retrogressing chamber；
The inertia spool includes being used for controlling the forward sealing portion whether liquid back pipe connect with the valve chamber, is used for
Control it is described retreat the back-end sealing portion that whether connect with the valve chamber of pipe and be connected to the forward sealing portion and it is described after
Hold the connecting portion between sealing.
Further, the front end that the valve chamber includes being coaxially disposed and being sequentially communicated from front to back turns on annular groove, preceding end stand
Rank cylindrical section, cylindrical Connectivity Section, rear end cone face section and rear end conducting annular groove；The front end connection institute of the front end step circles shell of column
The opening on the inside of front end conducting annular groove is stated, the outside diameter of the front end conducting annular groove is more than the diameter of the front end step circles shell of column；
The big end of end cone face section connects the opening on the inside of the rear end conducting annular groove after described, and the outside diameter of the rear end conducting annular groove is more than
The diameter of end cone face section big end after described；The liquid back pipe is communicated in the front end conducting annular groove, and the retrogressing pipe is communicated in institute
Rear end conducting annular groove is stated, the preceding inlet pipe is communicated in the Connectivity Section；
The forward sealing portion includes：Lateral surface is used for the tubular front end for blocking side opening in the front end conducting annular groove
Block section and the step circles cylindricality forward end seal section for coordinating with front end step circles shell of column sealing；
The back-end sealing portion includes：Side is used for the cylindrical rearward end envelope for blocking side opening in the rear end conducting annular groove
Stifled section and the tapered back end seal section for coordinating with the rear end cone face section sealing；The front end block section, the front end are close
Envelope section, the connecting portion, the back-end sealing section and the rear end block section are sequentially connected from front to back；
Conducting gap is formed between the Connectivity Section and the connecting portion, the length of the Connectivity Section is less than the connecting portion
Length.
Further, the guiding mechanism includes：It is slidably matched positioned at the valve chamber front end and with the front end block section
Circular ring shape front end directed cavity and positioned at the valve chamber rear end and the cylindrical rearward end that is slidably matched with the rear end block section
Directed cavity.
Further, the piston is equipped with the balance pipe for connecting the back to the fluid chamber and the advance chamber, the separating part
Front end face be equipped with back liquid annular groove, the liquid back pipe connection is described to return liquid annular groove；The power part rear end face, which is equipped with, to advance
Annular groove, the preceding inlet pipe connect the advance annular groove；One end connection of the balance pipe is described to return liquid annular groove, the other end
Connect the preceding inlet pipe.
Further, the plunger pump structure includes the internal pump housing for cavity and is slidingly sealed with the inner cavity of the pump housing
The plunger rod of cooperation；The initiating terminal of the pump housing is connected to the reciprocating hydraulic unit, and the inner cavity of the pump housing is in the pump housing
Initiating terminal formed socket, the end end of the pump housing is equipped with unidirectional inlet and unidirectional liquid outlet；The top of the plunger rod
Penetrated from the socket in the inner cavity of the pump housing, the plunger rod drive end is connected to the reciprocating hydraulic unit；The pump
The socket end of intracoelomic cavity is equipped with the sealing ring being slidingly sealed with the plunger rod.
Further, the plunger pump structure has two, and is located at reciprocating hydraulic unit front side and rear side respectively,
The compression initiating terminal of two plunger pump structures is connected to the front-end and back-end of the reciprocating hydraulic unit.
Further, the linkage section, the main paragraph and the imbibition section are in cylinder, the imbibition section, the master
Body section and the linkage section are coaxially disposed and are sequentially connected along direction from front to back；Before the liquid sucting port is arranged on the imbibition section
End, the power fluid inlet pipe, the power fluid outlet pipe and the drain pipe are coaxially disposed and positioned at the rear ends of the linkage section.
The beneficial effects of the utility model are：Compared with prior art, the submersible pump irrotationality rotation member of the utility model,
Plunger pump structure is driven by the reciprocating hydraulic unit to move along a straight line, it is compact-sized, reduce the loss of power transmission, effective power
It is high.Power fluid inlet pipe, power fluid outlet pipe and the drain pipe being arranged, avoid the winding of connecting line.The pumping of plunger pump structure
Pressure higher.
Brief description of the drawings
Fig. 1 is the profile of the submersible pump of the utility model；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the partial enlarged view at B in Fig. 1；
Fig. 4 is the partial enlarged view at C in Fig. 1；
Fig. 5 is the partial enlarged view at D in Fig. 1；
Fig. 6 is the glide path signal of the submersible pump power fluid and pumping liquid in piston forward travel of the utility model
Figure；
Fig. 7 is the glide path signal of the submersible pump power fluid and pumping liquid in piston setback of the utility model
Figure.
In figure：01- linkage sections, 011- power fluids inlet pipe, 012- power fluids outlet pipe, 013- drain pipes, 02- main paragraphs,
The 021- pump housings, 022- plunger rods, 023- reciprocating hydraulics unit, 03- imbibitions section, 031- liquid sucting ports, the unidirectional inlets of 04-, 05- are mono-
Moved to liquid outlet, 061- valve decks, 062- limiting plates, 063- sealings spacing ring, the import of 11- power fluids, the outlet of 12- power fluids, 13-
Power section, 14- return liquid section, 15- hydraulic cylinders, 16- cylinder sleeves, 21- separating parts, 22- main parts, 23- power parts, 31- back to the fluid chambers, 32-
End cone face section, 44- front ends are led after retrogressing chamber, 33- advances chamber, 4- inertia valves, 41- front ends step circles shell of column, 42- Connectivity Sections, 43-
Before logical annular groove, 45- rear ends conducting annular groove, 46- connecting portions, 47- forward end seals section, 48- back-end sealings section, 71- liquid back pipes, 72-
Inlet pipe, 73- retreat pipe, 81- front ends block section, 82- rear ends block section, 83- front ends directed cavity, 84- rear ends directed cavity, 9- balances
Pipe.
Embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
Now submersible pump provided by the utility model is illustrated.
As shown in Figures 1 to 5, a kind of submersible pump, it includes：Sequentially connected imbibition section 03, main paragraph 02 from front to back
With linkage section 01；
The linkage section 01 includes being connected to the main paragraph 02 and the power fluid inlet pipe being mutually set-located
011st, power fluid outlet pipe 012 and drain pipe 013；
The main paragraph 02 includes the reciprocating hydraulic unit 023 and the connection reciprocating hydraulic unit by power fluid driving
023 plunger pump structure；
The imbibition section 03 is equipped with the liquid sucting port 031 connected with the unidirectional inlet 04 in the plunger pump structure；
The power fluid inlet pipe 011 connects the power fluid import 11 of the reciprocating hydraulic unit 023, the power fluid outlet pipe
The power fluid outlet 12 of the 012 connection reciprocating hydraulic unit 023, the drain pipe 013 connects the list of the plunger pump structure
To liquid outlet 05.
Submersible pump provided by the utility model, compared with prior art, the submersible pump irrotationality rotation member of the utility model, by
The reciprocating hydraulic unit 023 of linear motion drives plunger pump structure, compact-sized, reduces the loss of power transmission, Effective power
Rate is high.Power fluid inlet pipe 011, power fluid outlet pipe 012 and the drain pipe 013 being arranged, avoid the winding of connecting line, especially
In use, the occupied space of pipeline can be reduced in narrow and small deep hole.The pumping pressure higher of plunger pump structure.
Specifically, linkage section 01 is provided with the power fluid inlet pipe 011 being set-located, power fluid outlet pipe 012 in cylinder
With drain pipe 013, to connect the adapter being set-located, provide hydraulic oil circulation for reciprocating hydraulic unit 023 and pump out liquid
The discharge of body.Main paragraph 02 is in cylinder, wherein being provided with the reciprocating hydraulic unit 023 and plunger pump structure of hydraulic-driven, leads to
Hydraulic-driven is crossed, to pump liquid.The outside of imbibition section 03 opens up the liquid sucting port 031 of taper in cylinder, outboard end, to incite somebody to action
Liquid sucks plunger pump structure.In use, the hydraulic oil of the hydraulic test on ground is passed through in power fluid inlet pipe 011, hydraulic oil
Enter reciprocating hydraulic unit 023 from power fluid import 11 by power fluid inlet pipe 011, promote reciprocating hydraulic unit 023 back and forth to transport
It is dynamic, drive plunger pump structure to carry out piston motion.Hydraulic oil is finished in multiple hydraulic pressure unit 023 and exports 12 rows from power fluid after work(
Go out, the hydraulic test on ground is returned by power fluid outlet pipe 012.When plunger pump structure carries out piston motion, by pump liquid
Sucked from liquid sucting port 031, the unidirectional inlet 04 through plunger pump structure enters plunger pump structure, after pressurization, from plunger pump structure
Unidirectional liquid outlet 05 be pumped into through drain pipe 013 on ground.Specifically, the unicom mode of above each several part, using inhaling
Liquid section 03, main paragraph 02 process duct with linkage section 01 and connect each several part.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The power fluid inlet pipe 011, the power fluid outlet pipe 012 and the drain pipe 013 are arranged successively from inside to outside.Power fluid inlet pipe
011 is innermost layer, it connects the hydraulic station for providing power, and hydraulic oil is provided for reciprocating hydraulic unit 023.Power fluid outlet pipe 012
It is sleeved on outside power fluid inlet pipe 011, the space between power fluid outlet pipe 012 and power fluid inlet pipe 011 is used to arrange multiple hydraulic pressure unit
The hydraulic oil hydraulic return station gone out.Drain pipe 013 is sleeved on outside power fluid outlet pipe 012, drain pipe 013 and power fluid outlet pipe 012 it
Between space be used for by plunger pump structure discharge liquid be transported to outside.Drain pipe 013 is arranged on outermost layer, its diameter can be with
What is set is larger, to ensure the flow of discharge liquid；After connecting line, the connecting line of drain pipe 013 can be protected dynamic in outer layer
The connecting line of power liquid outlet pipe 012 and power fluid inlet pipe 011.Power fluid inlet pipe 011 is arranged on innermost layer, outside cladding power fluid
Outlet pipe 012 and drain pipe 013；After connecting tube, the connecting line of power fluid inlet pipe 011 goes out in innermost layer, outside cladding power fluid
The connecting line of pipe 012 and drain pipe 013, improves the bearing capacity of 011 connecting line of power fluid inlet pipe so that power fluid into
The power fluid of pressure bigger can be passed through in pipe 011.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The reciprocating hydraulic unit 023 includes：
Hydraulic cylinder equipped with power fluid import 11 and power fluid outlet 12, the inner cavity of the hydraulic cylinder include being interconnected and
The parallel power section 13 of axis and time liquid section 14, the sectional area of the power section 13 are more than the sectional area for returning liquid section 14；With
And
Piston in the cylinder chamber, the piston include sequentially connected separating part 21, master from front to back
Body portion 22 and power part 23, the sectional area of the power part 23 are more than the sectional area of the separating part 21, the separating part 21 with
Described time liquid section 14 is slidingly sealed cooperation, and the power part 23 is slidingly sealed cooperation, the separating part 21 with the power section 13
The inner cavity of the hydraulic cylinder is separated into back to the fluid chamber 31 successively from front to back with the power part 23, retreats chamber 32 and advance chamber
33, the power fluid import 11 connects the retrogressing chamber 32, the 12 connection advance chamber 33 of power fluid outlet, the piston
It is equipped with the inertia valve 4 for being used for controlling that the advance chamber 33 is connected with the back to the fluid chamber 31 or the retrogressing chamber 32 connects.
Specifically, hydraulic cylinder 15 forms for Mechanical processing of casting, the inner cavity of hydraulic cylinder 15 is in cylinder for two sections and is coaxially disposed
Power section 13 and return liquid section 14.The diameter of power section 13 is more than back the diameter of liquid section 14, and power section 13 is straight with time liquid section 14
Footpath difference can be directly process in hydraulic cylinder 15, and the hole of cylinder, Ran Hou can also be first processed in hydraulic cylinder 15
Cylinder sleeve 16 is set in the hole of processing, come the diameter difference realized power section 13 and return liquid section 14.Piston is in the inner cavity of hydraulic cylinder 15
Move back and forth, piston includes three sections in separating part 21, main part 22 and power part 23 cylindrical and be coaxially disposed, power part 23
Diameter be more than the diameter of separating part 21, the diameter of separating part 21 is more than the diameter of main part 22.Inertia valve 4 is arranged on piston
On, inertia valve 4 is used to connect the advance chamber 33 with retreating chamber 32 described in 31 exclusive or of back to the fluid chamber.
The glide path of power fluid and the glide path of pumping liquid when Fig. 6 illustrates piston forward travel；Piston, which advances, to be transported
When dynamic, inertia valve 4 connects advance chamber 33 with retreating chamber 32, while advance chamber 33 and back to the fluid chamber 31 are separated, and hydraulic oil is driven
Power liquid import 11, which enters, retreats chamber 32, afterwards into advance chamber 33, retreats in chamber 32 and advance chamber 33 and forms high pressure, due to separating
The diameter in portion 21 is less than the diameter of power part 23, and the hydraulic oil propulsion power portion 23 in advance chamber 33, makes piston in hydraulic cylinder 15
Advance in inner cavity, the hydraulic oil in back to the fluid chamber 31 is discharged from power fluid outlet 12.
After piston proceeds to the front end of 15 inner cavity of hydraulic cylinder, because self inertia switches, piston starts to retreat inertia valve 4
Movement.The glide path of power fluid and the glide path of pumping liquid when Fig. 7 illustrates piston setback；After inertia valve 4 switches,
Inertia valve 4 is by advance chamber 33 and retreats chamber 32 and separates, while advance chamber 33 is connected with back to the fluid chamber 31, hydraulic oil from power fluid into
Mouth 11, which enters, retreats chamber 32, retreats in chamber 32 and forms high pressure so that hydraulic oil promotes piston to move backward, the liquid in advance chamber 33
Pressure oil flows into back to the fluid chamber 31, afterwards from 12 discharge of power fluid outlet.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The inertia valve 4 includes valve chamber, in the valve chamber and for the inertia valve that is moved back and forth on the piston motion direction
Core and the guiding mechanism being oriented to the inertia spool on the piston motion direction；
The front end of the valve chamber is equipped with the liquid back pipe 71 for connecting the back to the fluid chamber 31, and the rear end of the valve chamber is respectively equipped with company
Lead to the preceding inlet pipe 72 of the advance chamber 33 and the retrogressing pipe 73 for connecting the retrogressing chamber 32；
The inertia spool includes being used for forward sealing portion, the use for controlling the liquid back pipe 71 whether to connect with the valve chamber
In the back-end sealing portion whether the control retrogressing pipe 73 connects with the valve chamber and it is connected to the forward sealing portion and institute
State the connecting portion 46 between back-end sealing portion.
Specifically, valve chamber is in the cavity of cylinder, it is arranged in the main part 22 of piston, valve chamber and main part 22 are coaxial
Set.Inertia spool is located in valve chamber, is coaxially disposed with valve chamber, along the anteroposterior direction of valve chamber under the guiding role of guiding mechanism
Move back and forth；Inertia spool front end is forward sealing portion 44, and centre is connecting portion 46, and rear end is forward sealing portion 44.Liquid back pipe
71 are arranged on separating part 21, and connect front end and the back to the fluid chamber 31 of valve chamber.Retreat pipe 73 to be arranged on main part 22, and connect valve chamber
Rear end and retreat chamber 32.Preceding inlet pipe 72 is arranged on power part 23, and connects rear end and the advance chamber 33 of valve chamber.Inertia valve 4 exists
Initial position, forward sealing portion 44 separate liquid back pipe 71 and the valve chamber, while back-end sealing portion 45 will retreat pipe 73 and valve
Chamber connects so that retreat chamber 32 and connected by valve chamber and preceding inlet pipe 72 with advance chamber 33, while advance chamber 33 and back to the fluid chamber 31 every
It is disconnected, piston forward travel.After inertia valve 4 switches, forward sealing portion 44 connects liquid back pipe 71 with the valve chamber, while rear end is close
Envelope portion 45 will retreat pipe 73 and separate with valve chamber so that retreats chamber 32 and separates with advance chamber 33, while the chamber 33 that advances passes through preceding inlet pipe
72nd, valve chamber and liquid back pipe 71 are connected with back to the fluid chamber 31, and piston starts setback.More specifically, forward sealing portion 44 can be in
Taper, the valve chamber are provided with the conical surface coordinated with forward sealing portion 44, valve chamber and liquid back pipe 71 are separated；Back-end sealing portion 45
Can be tapered, the valve chamber is provided with the conical surface coordinated with back-end sealing portion 45, and valve chamber is separated with retreating pipe 73.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The valve chamber includes front end conducting annular groove 44, front end step circles shell of column 41, the cylinder for being coaxially disposed and being sequentially communicated from front to back
Shape Connectivity Section 42, rear end cone face section 43 and rear end conducting annular groove 45；The front end step circles shell of column 41 front end connection it is described before
The opening of 44 inner side of end conducting annular groove, the outside diameter of the front end conducting annular groove 44 are more than the straight of the front end step circles shell of column 41
Footpath；The big end of end cone face section 43 connects the opening of 45 inner side of rear end conducting annular groove after described, and the rear end turns on annular groove 45
Outside diameter be more than it is described after 41 big end of end cone face section diameter；The liquid back pipe 71 is communicated in the front end conducting annular groove 44, institute
State retrogressing pipe 73 and be communicated in the rear end conducting annular groove 45, the preceding inlet pipe 72 is communicated in the Connectivity Section 42；
The forward sealing portion includes：Lateral surface is used for the tubular front end for blocking side opening in the front end conducting annular groove
Block section 81 and the step circles cylindricality forward end seal section 47 for coordinating with the front end step circles shell of column 41 sealing；
The back-end sealing portion includes：Side is used for the cylindrical rearward end envelope for blocking side opening in the rear end conducting annular groove
Stifled section 82 and the tapered back end seal section 48 for sealing cooperation with the rear end cone face section 43；The front end block section 81, institute
Forward end seal section 47, the connecting portion 46, the back-end sealing section 48 and the rear end block section 82 is stated from front to back successively to connect
Connect；
Conducting gap is formed between the Connectivity Section 42 and the connecting portion 46, the length of the Connectivity Section 42 is less than described
The length of connecting portion 46.
81 lateral surface of front end block section blocks the opening of 44 inner side of front end conducting annular groove so that front end turns on annular groove 44
Interior water flow pressure is radially acting in front end block section 81, and inertia spool can't be driven to be moved back and forth in valve chamber.Rear end
82 side of block section is used for the opening for blocking 45 inner side of rear end conducting annular groove so that the current pressure in rear end conducting annular groove 45
Power is radially acting in rear end block section 82, and inertia spool can't be driven to be moved back and forth in valve chamber.
Specifically, front end conducting annular groove 44, front end stepped cylindrical that valve chamber is sequentially communicated and is coaxially disposed from front to back
Section 41, cylindrical Connectivity Section 42, rear end cone face section 43 and rear end conducting annular groove 45.Front end conducting annular groove 44 inner side for it is open and with
Front end step circles shell of column 41 connects.Front end step circles shell of column 41 includes the different cylindrical cavity of two coaxial diameters, and side wall is formed
It is step-like.In cylinder, the tapered cavity of rear end cone face section 43, side wall is in the conical surface for Connectivity Section 42.In rear end conducting annular groove 45
Side connects for opening and with rear end cone face section 43.Front end conducting annular groove 44, front end step circles shell of column 41, cylindrical Connectivity Section 42,
End cone face section 43 and rear end conducting annular groove 45 are process by numerically-controlled machine tool in piston afterwards.Inertia spool is from front to back successively
Be coaxially disposed for the front end block section 81 of tubular, the forward end seal section 47 of step circles cylindricality, the connecting portion 46 of cylinder, cone
The back-end sealing section 48 of shape and the rear end block section 82 of cylinder.The length of the Connectivity Section 42 is less than the length of the connecting portion 46
Degree, enables inertia spool to be moved forward and backward in valve chamber.
Inertia valve 4 in initial position, be inserted into front end conducting annular groove 44, and front end is turned on annular groove 44 by front end block section 81
The closure of interior side opening, while forward end seal section 47 is inserted into front end step circles shell of column 41, and limitation inertia spool is front and rear in valve chamber
Shift position on direction, also can be further by front end conducting annular groove 44 and the partition of conducting gap；Front end block section 81 is with before
Seal section 47 is held by liquid back pipe 71 and the partition of conducting gap.Rear end block section 82 turns in annular groove 45 from rear end and extracts out, while after
End seal section 48 is separated with rear end cone face section 43, by the inner side opening open connection conducting gap of rear end conducting annular groove 45；Retreat
Pipe 73 end cone face section 43 and rear end conducting annular groove 45 after are connected with conducting gap.
After inertia valve 4 switches, front end block section 81 turns in annular groove 44 from front end and extracts out, forward end seal section 47 and preceding end stand
Rank cylindrical section 41 separates so that the inner side opening open connection conducting gap of front end conducting annular groove 44, before liquid back pipe 71 is passed through
End conducting annular groove 44 and front end step circles shell of column 41 are connected with conducting gap.Rear end conducting annular groove 45 is inserted into rear end block section 82
In, the interior side opening of rear end conducting annular groove 45 is blocked, while end cone face section 41 after the insertion of back-end sealing section 48, limit inertia valve
Shift position of the core in valve chamber on anteroposterior direction, also can be further by rear end conducting annular groove 45 and the partition of conducting gap；Afterwards
Hold block section 82 and back-end sealing section 48 to retreat pipe 73 with conducting gap to separate.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The guiding mechanism includes：The circular ring shape front end being slidably matched positioned at the valve chamber front end and with the front end block section 81 is oriented to
Chamber 83 and positioned at the valve chamber rear end and the cylindrical rearward end directed cavity 84 that is slidably matched with the rear end block section 82.Front end
Guiding role is played in block section 81 and rear end block section 82, makes more compact structure.Specifically, front end directed cavity 83 is same with valve chamber
The annular cavity that axis is set, rear end directed cavity 84 are the circular cylindrical cavity being coaxially disposed with valve chamber.The front end closure of circular tube shaped
Section 81 is inserted into front end directed cavity 83, is slidably matched and is oriented to；Rear end guide part 82 is inserted into rear end directed cavity 84, is slidably matched
It is oriented to；So that inertia spool can move forward and backward in valve chamber.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The piston is equipped with the balance pipe 9 for connecting the back to the fluid chamber 31 and the advance chamber 33, and the front end face of the separating part 21 is set
There is back liquid annular groove, the liquid back pipe 71 connects described time liquid annular groove；The rear end face of the power part 23 is equipped with annular of advancing
Groove, the preceding inlet pipe 72 connect the advance annular groove；9 one end of balance pipe connection is described to return liquid annular groove, and the other end connects
Lead to the preceding inlet pipe 72.Balance pipe 9 ensures that advance chamber 33 keeps certain flow to back to the fluid chamber 31, prevents balanced valve from damaging or living
After fork clip is lived, pressure is excessive in advance chamber 33, damages the hydraulic test of offer power fluid.It is in surround separating part to return liquid annular groove
The toroidal cavity of 21 axis, returns liquid annular groove and plays drainage to power fluid, ensures that the pressure stepless action of power fluid is dividing
Every on the front end face in portion 21；Advance annular groove is in the toroidal cavity around 23 axis of power part, and advance annular groove is to power fluid
Drainage is played, ensures the pressure stepless action of power fluid on the rear end face of the power part 23.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The plunger pump structure includes the plunger that inside is slidingly sealed cooperation for the pump housing 021 of cavity and with the inner cavity of the pump housing 021
Bar 022；The initiating terminal of the pump housing 021 is connected to the reciprocating hydraulic unit 023, and the inner cavity of the pump housing 021 is in the pump
The initiating terminal of body 021 forms socket, and the end end of the pump housing 021 is equipped with unidirectional inlet 04 and unidirectional liquid outlet 05；It is described
The top of plunger rod 022 is penetrated in the inner cavity of the pump housing 021 from the socket, and 022 drive end of plunger rod is connected to institute
State reciprocating hydraulic unit 023；The socket end of 021 inner cavity of the pump housing is equipped with the sealing ring being slidingly sealed with the plunger rod 022.
Specifically, the axis of 021 inner cavity of the pump housing and the axis collinear of the inner cavity of hydraulic cylinder 15.022 top of plunger rod is from pump
In 021 inner cavity of the socket insertion pump housing of 021 initiating terminal of body；In 021 inner cavity of the pump housing sealing is provided with the side wall of socket end
Ring, seal ring seal is between the side wall of 021 inner cavity of plunger rod 022 and the pump housing.The bottom of plunger rod 022 penetrates liquid for drive end
It is connected in the inner cavity of cylinder pressure 15 with piston；The end of hydraulic cylinder 15 is equipped with sealing structure, is sealed in plunger rod 022 and hydraulic cylinder 15
End between.The end end of the pump housing 021 is equipped with unidirectional inlet 04 and unidirectional liquid outlet 05, with the movement of piston,
Piston motion is done in 021 inner cavity of the pump housing in 022 top of plunger rod；The unidirectional inlet 04 at 021 end end of the pump housing and unidirectionally go out liquid
Mouth 05 uses check valve, is respectively used to water suction and the ejection of high pressure water.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
Unidirectional inlet 04 and unidirectional liquid outlet 05 use valve cover type check valve, and the valve cover type check valve includes via hole, positioned at institute
State the valve deck 061 in via hole, the limiting plate 062 being fixed in the via hole and the sealing limit being fixed in the via hole
Position ring 063；The limiting plate 062 is located at the water outlet side of the valve deck 061, and the sealing spacing ring 063 is located at the valve deck 061
Influent side and be used for and the valve deck 061 sealing coordinate.
Specifically, the unidirectional inlet 04 and unidirectional liquid outlet 05 use the check valve of valve cover type.Via hole is arranged on
On the pump housing 021, valve deck 061 is located in via hole, and limiting plate 062 is located at the both sides of valve deck 061 with sealing spacing ring 063 respectively,
The position of limiting valve cap 061., will be spacing when the liquid in 021 inner cavity of the pump housing is outwards flowed through via hole at unidirectional inlet 04
Plate 062 is pressed on sealing spacing ring 063 and forms sealing；When liquid is flowed through via hole into 021 inner cavity of the pump housing, by limiting plate
062 separates with sealing spacing ring 063, and liquid is flowed into 021 inner cavity of the pump housing through limiting plate 062 and the gap of sealing spacing ring 063.
At unidirectional liquid outlet 05, when the liquid in 021 inner cavity of the pump housing is outwards flowed through via hole, by limiting plate 062 and sealing spacing ring
063 separation, liquid are flowed out through limiting plate 062 with sealing the gap of spacing ring 063 from 021 inner cavity of the pump housing；Liquid is through via hole
When being flowed into 021 inner cavity of the pump housing, limiting plate 062 is pressed on sealing spacing ring 063 and forms sealing.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The plunger pump structure has two, and respectively positioned at the front side of reciprocating hydraulic unit 023 and rear side, two plunger pumps
The compression initiating terminal of structure is connected to the front-end and back-end of the reciprocating hydraulic unit 023.Specifically, two plunger pump knots
Structure is made of the pump housing 021 and plunger rod 022 respectively, and the top of plunger rod 022 is out of 021 initiating terminal of the pump housing insertion pump housing 021
In chamber, the bottom of plunger rod 022 and the initiating terminal of the pump housing 021 form compression initiating terminal.Two 021 initiating terminals of the pump housing are installed respectively
In the front-end and back-end of hydraulic cylinder 15.The bottom of two plunger rods 022 is drive end.The drive end of two plunger rods 022 respectively from
The front-end and back-end of hydraulic cylinder 15 are penetrated in the inner cavity of hydraulic cylinder 15, and are connected respectively with the front-end and back-end of piston.Hydraulic cylinder
15 front-end and back-end are equipped with sealing structure, are sealed between the front-end and back-end of plunger rod 022 and hydraulic cylinder 15.The pump
021 outboard end of body is equipped with unidirectional inlet 04 and unidirectional liquid outlet 05, and with the movement of piston, 022 top of plunger rod is in the pump housing
Piston motion is done in 021 inner cavity；The unidirectional inlet 04 and unidirectional liquid outlet 05 at 021 end end of the pump housing are check valve, are used respectively
In water suction and the ejection of high pressure water.
Further, as shown in Figures 1 to 5, a kind of embodiment as submersible pump provided by the utility model,
The linkage section 01, the main paragraph 02 and the imbibition section 03 are in cylinder, the imbibition section 03, the main paragraph 02 and institute
Linkage section 01 is stated to be coaxially disposed and be sequentially connected along direction from front to back；Before the liquid sucting port 031 is arranged on the imbibition section 03
End, the power fluid inlet pipe 011, the power fluid outlet pipe 012 and the drain pipe 013 are coaxially disposed and are located at the linkage section
01 rear end.Linkage section 01, the main paragraph 02 and the imbibition section 03 connect into the cylinder of an entirety, the cylinder
Front end is liquid sucting port 031, and rear end is connecing for the power fluid inlet pipe 011, the power fluid outlet pipe 012 and the drain pipe 013
Mouthful.Submersible pump is integrally in cylinder, and front end is tubaeform liquid sucting port 031, and rear end is power fluid inlet pipe 011, power fluid outlet pipe
012 and the interface of drain pipe 013 so that submersible pump can be more suitable in deep-well or the less deep hole of other diameters.
Do not make the technical characteristic illustrated in above-mentioned each embodiment, can with other embodiments
Technical characteristic is identical.
The relative position concepts such as " top ", " lower section " mentioned in the explanation of above-mentioned each embodiment, should manage
Solve the position relationship in a normal state for specific embodiment of the present utility model, its be used only for embodiment into
Row clearly illustrates, can not be interpreted as the limitation to the utility model.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. submersible pump, it is characterised in that including：Sequentially connected imbibition section from front to back（03）, main paragraph（02）And even Connect section（01）；The linkage section（01）Including being connected to the main paragraph（02）And the power fluid inlet pipe being mutually arranged（011）, it is dynamic Power liquid outlet pipe（012）And drain pipe（013）；The main paragraph（02）Including the reciprocating hydraulic unit driven by power fluid（023）With the connection reciprocating hydraulic unit （023）Plunger pump structure；The imbibition section（03）It is equipped with and the unidirectional inlet in the plunger pump structure（04）The liquid sucting port of connection（031）；The power fluid inlet pipe（011）Connect the reciprocating hydraulic unit（023）Power fluid import（11）, the power fluid goes out Pipe（012）Connect the reciprocating hydraulic unit（023）Power fluid outlet（12）, the drain pipe（013）Connect the plunger The unidirectional liquid outlet of pump configuration（05）.
- 2. submersible pump according to claim 1, it is characterised in that：The power fluid inlet pipe（011）, the power fluid outlet pipe （012）With the drain pipe（013）It is arranged successively from inside to outside.
- 3. submersible pump according to claim 1, it is characterised in that：The reciprocating hydraulic unit（023）Including：Equipped with power fluid import（11）Exported with power fluid（12）Hydraulic cylinder, the inner cavity of the hydraulic cylinder include being interconnected and The parallel power section of axis（13）With time liquid section（14）, the power section（13）Sectional area be more than and described return liquid section（14）Cut Area；AndPiston in the cylinder chamber, the piston include sequentially connected separating part from front to back（21）, main body Portion（22）And power part（23）, the power part（23）Sectional area be more than the separating part（21）Sectional area, the separation Portion（21）With described time liquid section（14）It is slidingly sealed cooperation, the power part（23）With the power section（13）It is slidingly sealed and matches somebody with somebody Close, the separating part（21）With the power part（23）The inner cavity of the hydraulic cylinder is separated into back to the fluid chamber successively from front to back （31）, retreat chamber（32）With advance chamber（33）, the power fluid import（11）Connect the retrogressing chamber（32）, the power fluid goes out Mouthful（12）Connect the advance chamber（33）, the piston, which is equipped with, to be used to control the advance chamber（33）With the back to the fluid chamber（31） Connection or with the retrogressing chamber（32）The inertia valve of connection（4）.
- 4. submersible pump according to claim 3, it is characterised in that：The inertia valve（4）Including valve chamber, positioned at the valve chamber In and for the inertia spool that is moved back and forth on the piston motion direction and to the inertia spool in the piston motion The guiding mechanism being oriented on direction；The front end of the valve chamber, which is equipped with, connects the back to the fluid chamber（31）Liquid back pipe（71）, the rear end of the valve chamber is respectively equipped with company Lead to the advance chamber（33）Preceding inlet pipe（72）With connect the retrogressing chamber（32）Retrogressing pipe（73）；The inertia spool includes being used to control the liquid back pipe（71）The forward sealing portion that whether is connected with the valve chamber, be used for Described retreat is controlled to manage（73）The back-end sealing portion that whether is connected with the valve chamber and it is connected to the forward sealing portion and institute State the connecting portion between back-end sealing portion（46）.
- 5. submersible pump according to claim 4, it is characterised in that：The valve chamber includes being coaxially disposed and from front to back successively The front end conducting annular groove of connection（44）, front end step circles shell of column（41）, cylindrical Connectivity Section（42）, rear end cone face section（43）With it is rear End conducting annular groove（45）；The front end step circles shell of column（41）Front end connect front end conducting annular groove（44）Open inner side Mouthful, the front end turns on annular groove（44）Outside diameter be more than the front end step circles shell of column（41）Diameter；End cone face section after described （43）Big end connect rear end conducting annular groove（45）The opening of inner side, the rear end turn on annular groove（45）Outside diameter be more than institute State rear end cone face section（41）The diameter of big end；The liquid back pipe（71）It is communicated in the front end conducting annular groove（44）, the retrogressing Pipe（73）It is communicated in the rear end conducting annular groove（45）, the preceding inlet pipe（72）It is communicated in the Connectivity Section（42）；The forward sealing portion includes：Lateral surface is used for the tubular front end closure for blocking side opening in the front end conducting annular groove Section（81）With for the front end step circles shell of column（41）Seal the step circles cylindricality forward end seal section coordinated（47）；The back-end sealing portion includes：Side is used for the cylindrical rearward end block section for blocking side opening in the rear end conducting annular groove （82）With for it is described after end cone face section（43）Seal the tapered back end seal section coordinated（48）；The front end block section （81）, the forward end seal section（47）, the connecting portion（46）, the back-end sealing section（48）With the rear end block section（82） It is sequentially connected from front to back；The Connectivity Section（42）With the connecting portion（46）Between formed conducting gap, the Connectivity Section（42）Length be less than institute State connecting portion（46）Length.
- 6. submersible pump according to claim 5, it is characterised in that：The guiding mechanism includes：Positioned at the valve chamber front end And with the front end block section（81）The circular ring shape front end directed cavity being slidably matched（83）And positioned at the valve chamber rear end and with The rear end block section（82）The cylindrical rearward end directed cavity being slidably matched（84）.
- 7. submersible pump according to claim 3, it is characterised in that：The piston, which is equipped with, connects the back to the fluid chamber（31）With The advance chamber（33）Balance pipe（9）, the separating part（21）Front end face be equipped with back liquid annular groove, the liquid back pipe（71） Connection is described to return liquid annular groove；The power part（23）Rear end face is equipped with advance annular groove, the preceding inlet pipe（72）Described in connection Advance annular groove；The balance pipe（9）One end connection it is described return liquid annular groove, the other end connects the preceding inlet pipe（72）.
- 8. submersible pump according to claim 1, it is characterised in that：The plunger pump structure includes the internal pump housing for cavity （021）With with the pump housing（021）Inner cavity be slidingly sealed the plunger rod of cooperation（022）；The pump housing（021）Initiating terminal connect It is connected to the reciprocating hydraulic unit（023）, the pump housing（021）Inner cavity in the pump housing（021）Initiating terminal formed socket, The pump housing（021）End end be equipped with unidirectional inlet（04）With unidirectional liquid outlet（05）；The plunger rod（022）Top The pump housing is penetrated from the socket（021）Inner cavity in, the plunger rod（022）Drive end is connected to the reciprocating hydraulic list Member（023）；The pump housing（021）The socket end of inner cavity is equipped with and the plunger rod（022）The sealing ring being slidingly sealed.
- 9. submersible pump according to claim 1, it is characterised in that：The plunger pump structure has two, and is located at respectively The reciprocating hydraulic unit（023）Front side and rear side, the compression initiating terminals of two plunger pump structures are connected to described Reciprocating hydraulic unit（023）Front-end and back-end.
- 10. submersible pump according to claim 1, it is characterised in that：The linkage section（01）, the main paragraph（02）And institute State imbibition section（03）In cylinder, the imbibition section（03）, the main paragraph（02）With the linkage section（01）It is coaxially disposed simultaneously It is sequentially connected along direction from front to back；The liquid sucting port（031）Arranged on the imbibition section（03）Front end, the power fluid inlet pipe （011）, the power fluid outlet pipe（012）With the drain pipe（013）It is coaxially disposed and is located at the linkage section（01）Rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098734.3U CN207297251U (en) | 2017-08-30 | 2017-08-30 | Submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098734.3U CN207297251U (en) | 2017-08-30 | 2017-08-30 | Submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297251U true CN207297251U (en) | 2018-05-01 |
Family
ID=62438322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721098734.3U Active CN207297251U (en) | 2017-08-30 | 2017-08-30 | Submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387356A (en) * | 2017-08-30 | 2017-11-24 | 张家口德中钻探机械有限责任公司 | Submersible pump |
| CN109854473A (en) * | 2019-03-08 | 2019-06-07 | 重庆特博液压机电有限公司 | Reciprocating pumping tank |
-
2017
- 2017-08-30 CN CN201721098734.3U patent/CN207297251U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387356A (en) * | 2017-08-30 | 2017-11-24 | 张家口德中钻探机械有限责任公司 | Submersible pump |
| CN107387356B (en) * | 2017-08-30 | 2023-08-04 | 张家口德中钻探机械有限责任公司 | Submersible pump |
| CN109854473A (en) * | 2019-03-08 | 2019-06-07 | 重庆特博液压机电有限公司 | Reciprocating pumping tank |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zuo Jianping Inventor after: Wang Liming Inventor after: Zheng Hailiang Inventor before: Zuo Jianping Inventor before: Wang Limin Inventor before: Zheng Hailiang |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230802 Address after: 075000, Zone 210/B, 2nd Floor, Building B, Enterprise Incubation Building, No. 8 Shenkong Road, Zhangjiakou High tech Industrial Development Zone, Zhangjiakou City, Hebei Province Patentee after: Zhangjiakou Yixian Technology Engineering Co.,Ltd. Address before: No. 1, Fuqiang Road, Xishi Industrial Cluster District, Zhangjiakou City, Hebei Province, 076250 Patentee before: ZHANGJIAKOU DEZHONG DRILLING MACHINERY CO.,LTD. |
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| TR01 | Transfer of patent right |