CN108506181A - A kind of voltage stabilizing slush pump using split type plunger assembly - Google Patents

A kind of voltage stabilizing slush pump using split type plunger assembly Download PDF

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Publication number
CN108506181A
CN108506181A CN201810278698.1A CN201810278698A CN108506181A CN 108506181 A CN108506181 A CN 108506181A CN 201810278698 A CN201810278698 A CN 201810278698A CN 108506181 A CN108506181 A CN 108506181A
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CN
China
Prior art keywords
plunger
wear
valve
hole
mounting hole
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Granted
Application number
CN201810278698.1A
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Chinese (zh)
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CN108506181B (en
Inventor
邵丙宏
李鲁杰
李洪平
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SHANDONG ZHONGTAN MACHINERY CO Ltd
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SHANDONG ZHONGTAN MACHINERY CO Ltd
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Priority to CN201810278698.1A priority Critical patent/CN108506181B/en
Publication of CN108506181A publication Critical patent/CN108506181A/en
Application granted granted Critical
Publication of CN108506181B publication Critical patent/CN108506181B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/02Packing the free space between cylinders and pistons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/08Cooling; Heating; Preventing freezing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10Valves; Arrangement of valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14Pistons, piston-rods or piston-rod connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/18Lubricating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/20Filtering
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

The invention discloses a kind of voltage stabilizing slush pumps using split type plunger assembly, including transmission component, plunger assembly, sealing lubrication component, seal assembly and clack box component, the right mounting hole of inlet, liquid outlet, plunger that clack box component includes babinet, is arranged on babinet, the right installation set of plunger is set on the right mounting hole of plunger, liquid feed valve, liquid valve are equipped in babinet, liquid feed valve is connected with inlet, and liquid valve is connected with liquid outlet;Plunger assembly includes the wear-resisting housing of plunger, plunger inner shaft, blocking disk and interior sealing component;The transmission component includes transmission component supporting box, transmission device, the left mounting hole of plunger, the left installation set of plunger;Sealing lubrication component includes metallic sleeve gasket, non-metallic fibers sealing element, lubrication assembly.Slush pump of the present invention can solve the problems, such as that mud pump plunger difficulty of processing in the prior art is big, cost is high, replacement is inconvenient.

Description

A kind of voltage stabilizing slush pump using split type plunger assembly
Technical field
The present invention relates to pump technical field more particularly to a kind of voltage stabilizing slush pumps using split type plunger assembly.
Background technology
Slush pump is very important production equipment in oilfield applications, is the important component of drilling equipment, it is main For oil field deep well and shallow well operation, can complete to oilwell water shutoff displacement of reservoir oil operation, it may also be used for cementing plug when oil well, Envelope alters, well-flushing, sand washing and well cementing operation, close, long-range conveying pressure testing of crude oil etc..
The plunger of existing slush pump selects metal material to be made, and since plunger will move repeatedly, bears certain high pressure, Therefore plunger is frequently with the structure of integral type, although this structure good rigidity, pressure resistance, impact resistance will make its table when manufacturing The indexs such as the precision of face screw thread, the flatness of sealing surface meet design requirement, and difficulty of processing is very big, replace inconvenience, because This cost is very high.Also there is the plunger using composite construction, such as ceramics are compound with metal plunger, due to consider ceramics and metal The difference of thermal expansivity often needs plunger making hollow-core construction, reduces the rigidity of plunger, meanwhile, this plunger is to processing The requirement of precision is high, and sealing difficulty is big, and cost is also high.Plunger, sealing ring, liquid feed valve, liquid valve of slush pump etc. be high temperature, It works under high pressure, high-speed condition operating mode, pump pressure is uneven, these device lifetimes can be caused very short, and these components are most Number is metal material, and surface is easily corroded, wears, it is necessary to be regularly replaced, otherwise easy leakage, part are easy failure, cause to pacify Full hidden danger.Therefore, above type of pump operation maintenance cost is high, always could not be from basic although people design a lot of ways It is upper to solve the problems, such as.
Invention content
It is an object of the present invention in view of the deficiencies of the prior art, provide a kind of voltage stabilizing using split type plunger assembly Slush pump solves the problems, such as that mud pump plunger difficulty of processing in the prior art is big, cost is high, replacement is inconvenient.
The technical solution adopted by the present invention is as follows.
A kind of voltage stabilizing slush pump using split type plunger assembly, including transmission component, plunger assembly, sealing lubrication group Part, seal assembly and clack box component, clack box component includes babinet, the inlet that is arranged on the side wall of babinet and liquid outlet, is set The plunger right mounting hole set the cabinets cavity in babinet, be arranged on the left side wall of babinet is equipped on the right mounting hole of plunger The right end of the right installation set of plunger that central axes are laterally arranged, plunger assembly is located in cabinets cavity, and liquid feed valve is equipped in babinet, is gone out Liquid valve, liquid feed valve are connected with inlet, and liquid valve is connected with liquid outlet.
Plunger assembly include the wear-resisting housing of plunger that is laterally arranged of central axes, central axes be laterally arranged plunger inner shaft, set Set the blocking disk and interior sealing component at the middle part of plunger axis, the right installation set of plunger, the wear-resisting housing of plunger, plunger inner shaft, resistance Keep off the central axes of disk on the same line.The right end of the endoporus of the wear-resisting housing of plunger is equipped with central axes and the wear-resisting housing of plunger The pressure head mounting hole that the central axes of endoporus coincide, the internal diameter of pressure head mounting hole are more than the internal diameter of the endoporus of the wear-resisting housing of plunger, The radially inner peripheral surface of pressure head mounting hole is equipped with screw thread.The outer radial periphery surface of the left end of the wear-resisting housing of plunger is equipped with spiral shell Line.Stop that the diameter of disk is more than the diameter of the wear-resisting housing of plunger, stops that the right side of disk is equipped with opening to the right resistance to Grinding set is inserted into hole and the central axes in wear-resistant sleeve insertion hole and is overlapped with the central axes of the wear-resisting housing of plunger, and wear-resistant sleeve is inserted into the radial direction in hole Inner peripheral surface is equipped with the screw thread adaptable with the screw thread on the outer radial periphery surface of the left end of the wear-resisting housing of plunger.Plunger inner shaft It is the overall structure being cast integrally with blocking disk.
The right end of plunger inner shaft is equipped with the pressure head adaptable with the size of the pressure head mounting hole of the right end of the wear-resisting housing of plunger, The outer radial periphery surface of pressure head is equipped with and the spiral shell in the radially inner peripheral surface of the pressure head mounting hole of the right end of the wear-resisting housing of plunger The adaptable screw thread of line.Plunger inner shaft is inserted into the endoporus of the wear-resisting housing of plunger and is equipped between the endoporus of the wear-resisting housing of plunger Gap.The outer radial periphery surface of the left end of plunger inner shaft is equipped with screw thread.The interior sealing component includes several inner seal rings, column The outer radial periphery surface for filling in inner shaft is equipped with several annular recess, axis of the plane perpendicular to plunger inner shaft where each annular recess Line, each annular recess are set with an inner seal ring.
The transmission component includes transmission component supporting box, transmission device, the left mounting hole of plunger, the left sealing shroud of plunger, Transmission device is located in transmission component supporting box, and the right side wall of transmission component supporting box is equipped with the left mounting hole of plunger;It passes The right side of dynamic device is equipped with shaft insertion hole in the plunger of an opening to the right, in plunger in the radially inner peripheral surface of shaft insertion hole The screw thread that screw thread on outer radial periphery surface equipped with the left end with plunger axis is adapted;The central axes of the left mounting hole of plunger, column Fill in the central axes of left sealing shroud, central axes of shaft insertion hole in plunger, wear-resistant sleeve are inserted into central axes and the right mounting hole of plunger in hole Central axes on the same line;The left end of the wear-resisting housing of plunger is inserted into hole with the wear-resistant sleeve of blocking disk and is threadedly coupled;It is cased with The plunger axis of inner seal ring is inserted into the endoporus of the wear-resisting housing of plunger and the pressure head of pressure head and the right end of the wear-resisting housing of plunger is installed Hole is threadedly coupled;The left end of plunger axis passes through the left mounting hole of plunger and is threadedly coupled with shaft insertion hole in the plunger of transmission component; It is set with the left sealing shroud of plunger on plunger axis and the left sealing shroud of plunger is connected with the right side of transmission component supporting box;Plunger is left The radially inner peripheral surface of sealing shroud is equipped with transmission component sealing device.
Sealing lubrication component includes metallic sleeve gasket, non-metallic fibers sealing element, lubrication assembly.The right installation of plunger is cased with one Part is located in the right mounting hole of plunger, and a part is located at the left side wall of babinet with the right side.The left end of the endoporus of the right installation set of plunger is set There is annular seal to stop that step, the radially inner peripheral surface of the right end of the endoporus of the right installation set of plunger are equipped with screw thread, metallic sleeve gasket The diameter of left end be less than the diameter of its right end, the outer radial periphery surface of the left end of metallic sleeve gasket is equipped with and the right installation of plunger The inner hole thread of the adaptable screw thread of the screw thread of the endoporus of the right end of set, metallic sleeve gasket and the right end of the right installation set of plunger connects It connects.Pacify in the space of annular seal blocking step, the wear-resisting housing of plunger, metallic sleeve gasket composition in the endoporus of the right installation set of plunger Equipped with non-metallic fibers sealing element.Lubrication assembly includes Lubricating oil barrel, oil pump, oil water separator, and the right installation set of plunger point is located at The left side wall of clack box component with the outer radial periphery surface of right half be equipped with one be connected to non-metallic fibers sealing element fuel feed hole, One oil outlet being connected to non-metallic fibers sealing element, Lubricating oil barrel, fuel feed hole, oil outlet, oil water separator pass sequentially through pipe Road is connected to form closed circuit, between the pipeline or oil water separator and Lubricating oil barrel between Lubricating oil barrel and fuel feed hole on pipeline Equipped with oil pump.
The seal assembly includes the central axes weight for being sleeved on central axes and the wear-resisting housing of plunger on the wear-resisting outer set of plunger The seal assembly installation set of conjunction, seal assembly installation set are fixed by screws on the right side of blocking disk, seal assembly peace Outer sealing device is equipped in encapsulation.
Babinet, which is equipped with liquid inlet hole, the valve module of the central axes being connected respectively with cabinets cavity on the same line, pacifies Hole is filled, is connected outside the separate cabinets cavity end of valve module mounting hole and babinet;The liquid feed valve include be fixed on liquid into Inlet valve seat and inlet valve, inlet valve holddown spring, inlet valve holddown spring limit base on hole;The water inlet of inlet valve seat with The inlet of babinet is connected;Inlet valve is arranged on the water outlet of inlet valve seat;One end of inlet valve holddown spring and inlet valve Separate inlet valve seat end be connected, the other end of inlet valve holddown spring is connected with inlet valve holddown spring limit base;Inlet valve Holddown spring limit base, inlet valve holddown spring are located in the cabinets cavity of babinet.
The liquid valve includes the water outlet valve seat being arranged in valve module mounting hole, outlet valve, outlet valve holddown spring, pressure Tight valve deck;Water outlet valve seat is fixed on the close cabinets cavity end of valve module mounting hole;The side wall for compressing valve deck is equipped with and goes out liquid The connected fluid hole of mouth;The water inlet of water outlet valve seat is connected with the cabinets cavity of babinet, and outlet valve is arranged in water outlet valve seat On water outlet;One end of outlet valve holddown spring is connected with the separate water outlet valve seat end of outlet valve, outlet valve holddown spring it is another One end is connected with a compression valve deck, compresses valve deck and is fixed in valve module mounting hole;Inlet valve holddown spring limit base is located at case It is connected in the cabinets cavity of body and by a connecting spring with water outlet valve seat;The rigidity of connecting spring is more than inlet valve and compresses bullet The rigidity of spring, water valve holddown spring.
Further, the internal diameter in right wear-resistant sleeve insertion hole gradually reduces from right to left, the shape of the left end of the wear-resisting housing of plunger The shape that hole is inserted into right wear-resistant sleeve is adapted.
Further, transmission component sealing device include be arranged the endoporus left end of the left sealing shroud of plunger mud-scraping ring, setting Oil sealing on the endoporus of the left sealing shroud of plunger on the left of mud-scraping ring.
Further, the non-metallic fibers sealing element is v-seal part.Annular seal hinders in the endoporus of the right installation set of plunger The left and right both ends in the space that block machine rank, the wear-resisting housing of plunger, metallic sleeve gasket form respectively are equipped with mud retaining ring.
Further, the outer radial periphery surface of the left end of the right installation set of plunger is equipped with to tighten and cover.Outer sealing device includes shelves Mud collar, sealing ring.
Further, inlet valve seat, water outlet valve seat are in circle ring column structure;Inlet valve holddown spring limit base includes water inlet Valve holddown spring limit base ontology and be connected to inlet valve holddown spring limit base ontology close inlet valve seat end annulus column The separate inlet valve seat end of the sleeve of body shape, inlet valve holddown spring is connected and is located at inlet valve holddown spring limit base ontology In the sleeve of circle ring column shape.Connecting spring plays flexible adjustment pump function, and sleeve plays position-limiting action.
Further, valve deck is compressed on babinet be externally provided with the housing screw for the valve deck that is fixed and clamped, housing screw and valve group Part mounting hole is threadedly coupled.
Further, the pipeline between oil outlet and oil water separator is equipped with silt filtering apparatus.
Further, slush pump includes pressure release component, and pressure release component includes being connected in babinet on the side wall of babinet Outer relief hole, pressure relief vent are equipped with valve.
The beneficial effects of the invention are as follows:Plunger inner shaft is the overall structure being cast integrally, the column of plunger with blocking disk It fills in wear-resisting housing individually to process and be made of wear-resistant material, greatly reduces material cost, split type structure, difficult processing Degree, heat treatment difficulty are greatly lowered.It can correct and be sleeved on outside plunger there are gap between the wear-resisting housing of plunger, plunger inner shaft The thermal expansion generated in reciprocatory movement, in addition inner seal ring is equipped in gap between the wear-resisting housing of plunger, plunger inner shaft, It can seal well, adapt to the high pressure in babinet.The setting for stopping disk, transmission component sealing device, can effectively prevent Mud enters in transmission component;It is threadedly coupled between each component, it is convenient to replace.It, can be real well equipped with sealing lubrication component Now to the lubrication of plunger housing, sealing, especially, sealing lubrication component can be to due to high pressure, the fortune of plunger housing in babinet The mud taken out of along plunger housing outer radial periphery surface caused by dynamic is cleared up by oil water separator, improves lubrication, close Effect is sealed, the service life of slush pump is increased.Sealing lubrication component passes through the oily plunger assembly of oil pump, moreover it is possible to play drop The effect of temperature, can also extend the service life of sealing element and plunger assembly;When non-metallic fibers sealing part abrasion is serious, leakage comes Mud can be observed in time by oil water separator, to replace non-metallic fibers sealing element in time.Utilize connecting spring Inlet valve holddown spring limit base is controlled, in mass flow discrepancy, pressure instability, the stroke of flexible adjustment liquid feed valve reaches stable The effect of pump pressure extends the service life of slush pump to which protection pumps the safe to use of interior establishment well.
Description of the drawings
Fig. 1 is the structural schematic diagram of one preferred embodiment of slush pump of the present invention.
Fig. 2 is the schematic diagram that plunger inner shaft is combined with blocking disk.
Fig. 3 is the partial enlarged view of the part A of Fig. 1.
Fig. 4 is the partial enlarged view of the part B of Fig. 1.
Fig. 5 is the partial enlarged view of the C portion of Fig. 1.
Fig. 6 is the partial enlarged view of the parts F of Fig. 5.
Fig. 7 is the partial enlarged view of the parts G of Fig. 5.
Fig. 8 is the partial enlarged view of the parts H of Fig. 5.
Fig. 9 is the partial enlarged view of the parts D of Fig. 1.
Figure 10 is the partial enlarged view of the parts E of Fig. 1.
Figure 11 is the structural schematic diagram of one preferred embodiment of slush pump of the present invention.
Figure 12 is the partial enlarged view of the parts I of Figure 11.
Figure 13 is the partial enlarged view of the parts J of Figure 11.
Figure 14 is the partial enlarged view of the parts K of Figure 13.
Wherein:Babinet -11;Inlet -12;Liquid outlet -13;The right installation set of plunger -14;Liquid feed valve -15;Liquid valve -16; Annular seal stops step -17;Tighten set -18;Cabinets cavity -19;Liquid inlet hole -110;Valve module mounting hole -111;Plunger Right mounting hole -113;The wear-resisting housing of plunger -21;Plunger inner shaft -22;Pressure head mounting hole -23;Pressure head -24;Inner seal ring -25;Ring Shape groove -26;Wear-resistant sleeve is inserted into hole -28;Stop disk -27;Transmission component supporting box -31;Transmission device -32;Transmission dress Set -32;The left sealing shroud of plunger -33;Shaft insertion hole -35 in plunger;Mud-scraping ring -36;Oil sealing -34;Metallic sleeve gasket -41;Non- gold Belong to fibrous encapsulation part -42;Mud retaining ring -43;Lubricating oil barrel -44;Oil pump -45;Oil water separator -46;Fuel feed hole -47;Oil outlet- 48;Pipeline -49;Silt filtering apparatus -410;Inlet valve seat -51;And inlet valve -52;Inlet valve holddown spring -53;Inlet valve Holddown spring limit base -54;It is discharged valve seat -55;And outlet valve -56;Outlet valve holddown spring -57;Compress valve deck -58;Connection Spring -59;Housing screw -510;Pressure relief vent -61;Valve -62;Seal assembly installation set -71;Shelves mud collar -72;Sealing ring -73.
Specific implementation mode
In the following, the present invention will be further described in conjunction with the accompanying drawings and embodiments.
Embodiment 1.As shown in Fig. 1 to Figure 11, a kind of voltage stabilizing slush pump using split type plunger assembly, including transmission group Part, plunger assembly, sealing lubrication component, seal assembly and clack box component, clack box component include babinet 11, are arranged in babinet 11 Inlet 12 and liquid outlet 13 on side wall, are arranged on the left side wall of babinet 11 cabinets cavity 19 being arranged in babinet 11 The right mounting hole 113 of plunger, the right installation set 14 of plunger that central axes are laterally arranged, plunger are installed on the right mounting hole of plunger 113 The right end of component is located in cabinets cavity 19, and liquid feed valve 15, liquid valve 16, liquid feed valve 15 and 12 phase of inlet are equipped in babinet 11 Even, liquid valve 16 is connected with liquid outlet 13.
Plunger assembly includes the plunger inner shaft that the wear-resisting housing 21 of plunger that is laterally arranged of central axes, central axes are laterally arranged 22, blocking disk 27 and interior sealing component at the middle part of plunger axis 22, the right installation set 14 of plunger, the wear-resisting housing of plunger are set 21, plunger inner shaft 22, stop disk 27 central axes on the same line.During the right end of the endoporus of the wear-resisting housing of plunger 21 is equipped with The pressure head mounting hole 23 that the central axes of the endoporus of the wear-resisting housing of axis and plunger 21 coincide, the internal diameter of pressure head mounting hole 23 are more than The radially inner peripheral surface of the internal diameter of the endoporus of the wear-resisting housing of plunger 21, pressure head mounting hole 23 is equipped with screw thread.The wear-resisting housing of plunger The outer radial periphery surface of 21 left end is equipped with screw thread.Stop that the diameter of disk 27 is more than the diameter of the wear-resisting housing of plunger 21, resistance The right side for keeping off disk 27 is equipped with central axes and column that the wear-resistant sleeve of an opening to the right is inserted into hole 28 and wear-resistant sleeve insertion hole 28 The central axes for filling in wear-resisting housing 21 overlap, and the radially inner peripheral surface that wear-resistant sleeve is inserted into hole 28 is equipped with and the wear-resisting housing of plunger 21 The screw thread that screw thread on the outer radial periphery surface of left end is adapted.Plunger inner shaft 22 with blocking disk 27 be cast integrally it is whole Body structure.
The right end of plunger inner shaft 22 is equipped with to be adapted with the size of the pressure head mounting hole 23 of the right end of the wear-resisting housing of plunger 21 Pressure head 24, the outer radial periphery surface of pressure head 24 is equipped with the radial direction with the pressure head mounting hole 23 of the right end of the wear-resisting housing of plunger 21 The screw thread that screw thread in inner peripheral surface is adapted.Plunger inner shaft 22 is inserted into the endoporus of the wear-resisting housing of plunger 21 and wear-resisting with plunger Gap is equipped between the endoporus of housing 21.The outer radial periphery surface of the left end of plunger inner shaft 22 is equipped with screw thread.The interior sealing Component includes several inner seal rings 25, and the outer radial periphery surface of plunger inner shaft 22 is equipped with several annular recess 26, and each ring-type is recessed For 26 place plane of slot perpendicular to the central axes of plunger inner shaft 22, each annular recess 26 is set with an inner seal ring 25.
The transmission component includes that transmission component supporting box 31, transmission device 32, the left mounting hole 37 of plunger, a plunger left side are close Big envelope 33, transmission device 32 are located in transmission component supporting box 31, and the right side wall of transmission component supporting box 31 is equipped with column Fill in left mounting hole 37;The right side of transmission device 32 is equipped with shaft insertion hole 35 in the plunger of an opening to the right, and plunger inner shaft is inserted The radially inner peripheral surface for entering hole 35 is equipped with the screw thread adaptable with the screw thread on the outer radial periphery surface of the left end of plunger axis 22; The central axes of shaft insertion hole 35, wear-resistant sleeve in the central axes of the left sealing shroud of the central axes of the left mounting hole of plunger 37, plunger 33, plunger It is inserted into the central axes of the right mounting hole of central axes and plunger 113 in hole 28 on the same line;The left end of the wear-resisting housing of plunger 21 with Stop that the wear-resistant sleeve of disk 27 is inserted into hole 28 and is threadedly coupled;The plunger axis 22 for being cased with inner seal ring 25 is inserted into the wear-resisting housing of plunger 21 Endoporus in and the pressure head mounting hole 23 of the right end of the wear-resisting housing of pressure head 24 and plunger 21 be threadedly coupled;The left end of plunger axis 22 is worn It crosses the left mounting hole 37 of plunger and is threadedly coupled with shaft insertion hole 35 in the plunger of transmission component;A plunger left side is set on plunger axis 22 The sealing shroud 33 and left sealing shroud of plunger 33 is connected with the right side of transmission component supporting box 31;The radial direction of the left sealing shroud of plunger 33 Inner peripheral surface is equipped with transmission component sealing device.Transmission component supporting box 31, transmission device 32 use omissive representation.
Sealing lubrication component includes metallic sleeve gasket 41, non-metallic fibers sealing element 42, lubrication assembly.The right installation set of plunger 14 some be located in the right mounting hole of plunger 113, a part is located at the left side wall of babinet 11 with the right side.The right installation set of plunger 14 The left end of endoporus is equipped with annular seal and stops that step 17, the radially inner peripheral surface of the right end of the endoporus of the right installation set of plunger 14 are equipped with Screw thread, the diameter of the left end of metallic sleeve gasket 41 are less than the diameter of its right end, the outer radial periphery table of the left end of metallic sleeve gasket 41 Face is equipped with the screw thread adaptable with the screw thread of the endoporus of the right end of the right installation set of plunger 14, metallic sleeve gasket 41 and the right peace of plunger The inner hole thread of the right end of encapsulation 14 connects.Annular seal blocking step 17, plunger are wear-resisting in the endoporus of the right installation set of plunger 14 Non-metallic fibers sealing element 42 is installed in the space that housing 21, metallic sleeve gasket 41 form.Lubrication assembly includes Lubricating oil barrel 44, oil pump 45, oil water separator 46, the right installation set of plunger 14 divide the left side wall positioned at clack box component with the outer radial periphery of right half Surface goes out equipped with a fuel feed hole 47, one being connected to non-metallic fibers sealing element 42 with what non-metallic fibers sealing element 42 was connected to Oilhole 48, Lubricating oil barrel 44, fuel feed hole 47, oil outlet 48, oil water separator 46, which pass sequentially through pipeline 49 and be connected to form, to be closed back Road, pipeline 49 is equipped between the pipeline 49 or oil water separator 46 and Lubricating oil barrel 44 between Lubricating oil barrel 44 and fuel feed hole 47 Oil pump 45.
The axis that the seal assembly includes the central axes that are sleeved on the wear-resisting housing of plunger 21 with the wear-resisting housing of plunger 21 The seal assembly installation set 71 that line overlaps, seal assembly installation set 71 are fixed by screws on the right side of blocking disk 27, Outer sealing device is equipped in seal assembly installation set 71.
Babinet 11 be equipped with the central axes that are connected respectively with cabinets cavity 19 liquid inlet hole 110 on the same line, Valve module mounting hole 111 is connected outside 19 end of separate cabinets cavity of valve module mounting hole 111 and babinet 11;The feed liquor Valve 15 includes that the inlet valve seat 51 being fixed on liquid inlet hole 110 and inlet valve 52, inlet valve holddown spring 53, inlet valve compress Spring retainer seat 54;The water inlet of inlet valve seat 51 is connected with the inlet 12 of babinet 11;Inlet valve 52 is arranged in inlet valve seat On 51 water outlet and the water outlet of salable/blow-by inlet valve seat 51;One end of inlet valve holddown spring 53 and inlet valve 52 51 end of separate inlet valve seat is connected, the other end and 54 phase of inlet valve holddown spring limit base of inlet valve holddown spring 53 Even;Inlet valve holddown spring limit base 54, inlet valve holddown spring 53 are located in the cabinets cavity 19 of babinet 11;
The liquid valve 16 includes that the water outlet valve seat 55, outlet valve 56, outlet valve being arranged in valve module mounting hole 111 compress bullet Spring 57 compresses valve deck 58;Water outlet valve seat 55 is fixed on 19 end of close cabinets cavity of valve module mounting hole 111;Compress valve deck 58 Side wall be equipped with the fluid hole 112 that is connected with liquid outlet 13;It is discharged the cabinets cavity 19 of the water inlet and babinet 11 of valve seat 55 It is connected, outlet valve 56 is arranged on the water outlet of water outlet valve seat 55, and outlet valve 56 is salable/and blow-by water outlet valve seat 55 goes out The mouth of a river;One end of outlet valve holddown spring 57 is connected with separate 55 end of water outlet valve seat of outlet valve 56, outlet valve holddown spring 57 The other end with one compression valve deck 58 be connected, compression valve deck 58 be fixed in valve module mounting hole 111;Inlet valve holddown spring limits Position seat 54 is located in the cabinets cavity 19 of babinet 11 and is connected with water outlet valve seat 55 by a connecting spring 59;Connecting spring 59 Rigidity is more than the rigidity of inlet valve holddown spring 53, water valve holddown spring 57.
The internal diameter that right wear-resistant sleeve is inserted into hole 28 gradually reduces from right to left, the shape of the left end of the wear-resisting housing of plunger 21 with it is right The shape that wear-resistant sleeve is inserted into hole 28 is adapted.Liquid inlet hole 110, valve module mounting hole 17, connecting spring 59 central axes same On one straight line and perpendicular to the central axes of plunger 2.
Transmission component sealing device include be arranged the endoporus left end of the left sealing shroud of plunger 33 mud-scraping ring 36, be arranged in column Fill in the oil sealing 34 in 36 left side of mud-scraping ring on the endoporus of left sealing shroud 33.
The non-metallic fibers sealing element 42 is v-seal part.Annular seal stops in the endoporus of the right installation set of plunger 14 The left and right both ends in the space that the wear-resisting housing 21 of step 17, plunger, metallic sleeve gasket 41 form respectively are equipped with mud retaining ring 43.
The outer radial periphery surface of the left end of the right installation set of plunger 14, which is equipped with, tightens set 18.Outer sealing device includes shelves mud collar 72, sealing ring 73.It is the blind hole being arranged in blocking disk 27 that wear-resistant sleeve, which is inserted into hole 28,.The right side of plunger inner shaft 22 is equipped with convenient The square hole 29 of rotary plunger inner shaft 22.
Inlet valve seat 51, water outlet valve seat 56 are in circle ring column structure;Inlet valve holddown spring limit base includes inlet valve Holddown spring limit base ontology 512 and 51 end of close inlet valve seat for being connected to inlet valve holddown spring limit base ontology 512 The sleeve 511 of circle ring column shape, 51 end of separate inlet valve seat and the inlet valve holddown spring limit base of inlet valve holddown spring 53 Ontology 512 is connected and in the sleeve 511 of circle ring column shape.Connecting spring plays flexible adjustment pump function, and sleeve plays Position-limiting action.
Compress valve deck 58 on babinet 11 and be externally provided with the housing screw 510 for the valve deck 58 that is fixed and clamped, housing screw 510 with Valve module mounting hole 111 is threadedly coupled.
The split type plunger of the present embodiment includes the wear-resisting housing of plunger and plunger inner shaft, and plunger, which belongs to vulnerable part, often to be replaced It replaces, it is convenient that split type plunger is replaced, material-saving easy processing.
Embodiment 2.As shown in figs. 12-14, the present embodiment and the difference of embodiment 1 are:Oil outlet 48 and water-oil separating Pipeline 49 between device 46 is equipped with silt filtering apparatus 410.
Slush pump includes pressure release component, and pressure release component includes being connected to inside and outside babinet 11 on the side wall of babinet 11 Relief hole 61, pressure relief vent 61 are equipped with valve 62.Equipped with multiple pressure relief devices, can quick pressure releasing, it is convenient to clack box component internal Maintenance.By pressure relief vent, residual slip that also can be inside bleeder box assembly also can be in slush pump inside cleaning clack box Medium is put it clean when not in use, oxidation and winter is avoided to freeze.
Illustrative embodiments listed above are not to technical solution described in the invention only for understanding that the present invention is used Restriction, the those of ordinary skill in relation to field described in claim on the basis of technical solution, can also make a variety of changes Change or deformation, all equivalent variations or deformation should all be covered within the claims of the present invention.The present invention is not Place is described in detail, is the known technology of those skilled in the art of the present technique.

Claims (9)

1. a kind of voltage stabilizing slush pump using split type plunger assembly, including transmission component, plunger assembly, sealing lubrication component, Seal assembly and clack box component, clack box component include babinet(11), be arranged in babinet(11)Side wall on inlet(12)And Liquid outlet(13), be arranged in babinet(11)Interior cabinets cavity(19), be arranged in babinet(11)Left side wall on the right peace of plunger Fill hole(113), the right mounting hole of plunger(113)On the right installation set of plunger that central axes are laterally arranged is installed(14), plunger assembly Right end be located at cabinets cavity(19)It is interior, babinet(11)It is interior to be equipped with liquid feed valve(15), liquid valve(16), liquid feed valve(15)With feed liquor Mouthful(12)It is connected, liquid valve(16)With liquid outlet(13)It is connected, it is characterised in that:
Plunger assembly includes the wear-resisting housing of plunger that central axes are laterally arranged(21), the plunger axis that is laterally arranged of central axes(22)、 It is arranged in plunger axis(22)Middle part blocking disk(27)And interior sealing component, the right installation set of plunger(14), plunger it is wear-resisting outer Set(21), plunger axis(22), blocking disk(27)Central axes on the same line;The wear-resisting housing of plunger(21)Endoporus the right side End is equipped with central axes and the wear-resisting housing of plunger(21)Endoporus the pressure head mounting hole that coincides of central axes(23), pressure head mounting hole (23)Internal diameter be more than the wear-resisting housing of plunger(21)Endoporus internal diameter, pressure head mounting hole(23)Radially inner peripheral surface be equipped with Screw thread;The wear-resisting housing of plunger(21)Left end outer radial periphery surface be equipped with screw thread;Stop disk(27)Diameter be more than column Fill in wear-resisting housing(21)Diameter, stop disk(27)Right side be equipped with an opening wear-resistant sleeve to the right and be inserted into hole(28)And Wear-resistant sleeve is inserted into hole(28)Central axes and the wear-resisting housing of plunger(21)Central axes overlap, wear-resistant sleeve be inserted into hole(28)Radial direction Inner peripheral surface is equipped with and the wear-resisting housing of plunger(21)Left end outer radial periphery surface on the adaptable screw thread of screw thread;Plunger Axis(22)With blocking disk(27)For the overall structure being cast integrally;
Plunger axis(22)Right end be equipped with and the wear-resisting housing of plunger(21)Right end pressure head mounting hole(23)Size be adapted Pressure head(24), pressure head(24)Outer radial periphery surface be equipped with and the wear-resisting housing of plunger(21)Right end pressure head mounting hole (23)Radially inner peripheral surface on the adaptable screw thread of screw thread;Plunger axis(22)It is inserted into the wear-resisting housing of plunger(21)Endoporus in And with the wear-resisting housing of plunger(21)Endoporus between be equipped with gap;Plunger axis(22)Left end outer radial periphery surface be equipped with spiral shell Line;The interior sealing component includes several inner seal rings(25), plunger axis(22)Outer radial periphery surface be equipped with several ring-types Groove(26), each annular recess(26)Place plane is perpendicular to plunger axis(22)Central axes, each annular recess(26)It is set with One inner seal ring(25);
The transmission component includes transmission component supporting box(31), transmission device(32), the left mounting hole of plunger(37), plunger it is left Sealing shroud(33), transmission device(32)Positioned at transmission component supporting box(31)It is interior, transmission component supporting box(31)Right side Wall is equipped with the left mounting hole of plunger(37);Transmission device(32)Right side be equipped with shaft insertion hole in an opening plunger to the right (35), shaft insertion hole in plunger(35)Radially inner peripheral surface be equipped with and plunger axis(22)Left end outer radial periphery surface on The adaptable screw thread of screw thread;The left mounting hole of plunger(37)Central axes, the left sealing shroud of plunger(33)Central axes, plunger inner shaft It is inserted into hole(35)Central axes, wear-resistant sleeve be inserted into hole(28)Central axes and the right mounting hole of plunger(113)Central axes same On straight line;The wear-resisting housing of plunger(21)Left end with blocking disk(27)Wear-resistant sleeve be inserted into hole(28)It is threadedly coupled;In being cased with Sealing ring(25)Plunger axis(22)It is inserted into the wear-resisting housing of plunger(21)Endoporus in and pressure head(24)With the wear-resisting housing of plunger (21)Right end pressure head mounting hole(23)It is threadedly coupled;Plunger axis(22)Left end pass through the left mounting hole of plunger(37)And with biography Shaft insertion hole in the plunger of dynamic component(35)It is threadedly coupled;Plunger axis(22)On be set with the left sealing shroud of plunger(33)And plunger is left Sealing shroud(33)With transmission component supporting box(31)Right side be connected;The left sealing shroud of plunger(33)Radially inner peripheral surface on Equipped with transmission component sealing device;
Sealing lubrication component includes metallic sleeve gasket(41), non-metallic fibers sealing element(42), lubrication assembly;The right installation set of plunger (14)Some is located at the right mounting hole of plunger(113)Interior, a part is located at babinet(11)Left side wall with the right side;The right installation of plunger Set(14)Endoporus left end be equipped with annular seal stop step(17), the right installation set of plunger(14)Endoporus right end radial direction Inner peripheral surface is equipped with screw thread, metallic sleeve gasket(41)Left end diameter be less than its right end diameter, metallic sleeve gasket(41)'s The outer radial periphery surface of left end is equipped with and the right installation set of plunger(14)Right end endoporus the adaptable screw thread of screw thread, metal Sealing shroud(41)With the right installation set of plunger(14)Right end inner hole thread connection;The right installation set of plunger(14)Endoporus in it is cyclic annular Sealing blocking step(17), the wear-resisting housing of plunger(21), metallic sleeve gasket(41)Non-metallic fibers are installed in the space of composition Sealing element(42);Lubrication assembly includes Lubricating oil barrel(44), oil pump(45), oil water separator(46), the right installation set of plunger(14) The left side wall positioned at clack box component is divided to be equipped with one and non-metallic fibers sealing element with the outer radial periphery surface of right half(42)Even Logical fuel feed hole(47), one with non-metallic fibers sealing element(42)The oil outlet of connection(48), Lubricating oil barrel(44), fuel feed hole (47), oil outlet(48), oil water separator(46)Pass sequentially through pipeline(49)It is connected to form closed circuit, Lubricating oil barrel(44)With Fuel feed hole(47)Between pipeline(49)Or oil water separator(46)With Lubricating oil barrel(44)Between pipeline(49)It is equipped with oil pump (45);
The seal assembly includes being sleeved on the wear-resisting housing of plunger(21)On central axes and the wear-resisting housing of plunger(21)Axis The seal assembly installation set that line overlaps(71), seal assembly installation set(71)It is fixed by screws in blocking disk(27)Right side On face, seal assembly installation set(71)It is interior to be equipped with outer sealing device;
Babinet(11)Be equipped with respectively with cabinets cavity(19)The liquid inlet hole of the central axes being connected on the same line (110), valve module mounting hole(111), valve module mounting hole(111)Separate cabinets cavity(19)End and babinet(11)External phase Connection;The liquid feed valve(15)Including being fixed on liquid inlet hole(110)On inlet valve seat(51)And inlet valve(52), inlet valve Holddown spring(53), inlet valve holddown spring limit base(54);Inlet valve seat(51)Water inlet and babinet(11)Inlet (12)It is connected;Inlet valve(52)It is arranged in inlet valve seat(51)Water outlet on;Inlet valve holddown spring(53)One end with into Water valve(52)Separate inlet valve seat(51)End is connected, inlet valve holddown spring(53)The other end and inlet valve holddown spring limit Position seat(54)It is connected;Inlet valve holddown spring limit base(54), inlet valve holddown spring(53)Positioned at babinet(11)Babinet in Chamber(19)It is interior;
The liquid valve(16)Including being arranged in valve module mounting hole(111)Interior water outlet valve seat(55), outlet valve(56), water outlet Valve holddown spring(57), compress valve deck(58);It is discharged valve seat(55)It is fixed on valve module mounting hole(111)Close cabinets cavity (19)End;Compress valve deck(58)Side wall be equipped with and liquid outlet(13)Connected fluid hole(112);It is discharged valve seat(55)Into The mouth of a river and babinet(11)Cabinets cavity(19)It is connected, outlet valve(56)Setting is in water outlet valve seat(55)Water outlet on;Go out Water valve holddown spring(57)One end and outlet valve(56)Separate water outlet valve seat(55)End is connected, outlet valve holddown spring(57) The other end and one compress valve deck(58)It is connected, compresses valve deck(58)It is fixed on valve module mounting hole(111)It is interior;Inlet valve compresses Spring retainer seat(54)Positioned at babinet(11)Cabinets cavity(19)It is interior and pass through a connecting spring(59)With water outlet valve seat(55) It is connected;Connecting spring(59)Rigidity be more than inlet valve holddown spring(53), water valve holddown spring(57)Rigidity.
2. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:Right wear-resistant sleeve It is inserted into hole(28)Internal diameter gradually reduce from right to left, the wear-resisting housing of plunger(21)Shape and the right wear-resistant sleeve of left end be inserted into hole (28)Shape be adapted.
3. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:Transmission component Sealing device includes being arranged in the left sealing shroud of plunger(33)Endoporus left end mud-scraping ring(36), be arranged in the left sealing shroud of plunger (33)Endoporus on mud-scraping ring(36)The oil sealing in left side(34).
4. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:The non-gold Belong to fibrous encapsulation part(42)For v-seal part;The right installation set of plunger(14)Endoporus in annular seal stop step(17), plunger Wear-resisting housing(21), metallic sleeve gasket(41)The left and right both ends in the space of composition are respectively equipped with mud retaining ring(43).
5. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:The right peace of plunger Encapsulation(14)Left end outer radial periphery surface be equipped with tighten cover(18);Outer sealing device includes shelves mud collar(72), sealing ring (73).
6. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:Inlet valve seat (51), water outlet valve seat(56)It is in circle ring column structure;Inlet valve holddown spring limit base includes the limit of inlet valve holddown spring Seat ontology(512)And it is connected to inlet valve holddown spring limit base ontology(512)Close inlet valve seat(51)The annulus column at end The sleeve of body shape(511), inlet valve holddown spring(53)Separate inlet valve seat(51)End and inlet valve holddown spring limit base Ontology(512)It is connected and positioned at the sleeve of circle ring column shape(511)It is interior.
7. a kind of voltage stabilizing slush pump using split type plunger assembly as claimed in claim 6, it is characterised in that:Babinet(11) Upper compression valve deck(58)It is externally provided with for the valve deck that is fixed and clamped(58)Housing screw(510), housing screw(510)With valve module Mounting hole(111)It is threadedly coupled.
8. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:Oil outlet (48)With oil water separator(46)Between pipeline(49)It is equipped with silt filtering apparatus(410).
9. a kind of voltage stabilizing slush pump using split type plunger assembly as described in claim 1, it is characterised in that:Slush pump packet Pressure release component is included, pressure release component includes being located at babinet(11)Side wall on be connected to babinet(11)Inside and outside relief hole(61), Pressure relief vent(61)It is equipped with valve(62).
CN201810278698.1A 2018-03-31 2018-03-31 A kind of pressure stabilizing slush pump using split type plunger assembly Active CN108506181B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114046243A (en) * 2021-11-10 2022-02-15 宝鸡航天动力泵业有限公司 Sand prevention sealing device for plunger of horizontal directional drilling mud pump

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CN103047101A (en) * 2013-01-18 2013-04-17 杨德平 Slurry pump exclusively for bauxite ore washing tailing slurry dry method processing and processing system and method thereof
CN104612405A (en) * 2013-11-01 2015-05-13 周德祥 Small multifunctional concrete jet pump
CN208431120U (en) * 2018-03-31 2019-01-25 山东中探机械有限公司 A kind of pressure stabilizing slush pump using split type plunger assembly

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Publication number Priority date Publication date Assignee Title
US3561822A (en) * 1968-04-25 1971-02-09 Gulf Research Development Co Solid particle injector
CN2173868Y (en) * 1993-09-14 1994-08-10 余延延 Piston type slurry diaphragm pump
CN2204866Y (en) * 1994-12-13 1995-08-09 电力工业部电力建设研究所 Vertical water spraying slurry pump with trunk pistons
CN2463559Y (en) * 2000-09-20 2001-12-05 国家建筑材料工业局咸阳陶瓷研究设计院 Variable acid-proof anti-corrosive sludge pump
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Publication number Priority date Publication date Assignee Title
CN114046243A (en) * 2021-11-10 2022-02-15 宝鸡航天动力泵业有限公司 Sand prevention sealing device for plunger of horizontal directional drilling mud pump

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Denomination of invention: A stabilized pressure mud pump with split plunger assembly

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