CN103362823B - Wear-resisting Sand pump - Google Patents
Wear-resisting Sand pump Download PDFInfo
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- CN103362823B CN103362823B CN201310334267.XA CN201310334267A CN103362823B CN 103362823 B CN103362823 B CN 103362823B CN 201310334267 A CN201310334267 A CN 201310334267A CN 103362823 B CN103362823 B CN 103362823B
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- sand
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Abstract
The invention provides a kind of wear-resisting Sand pump, simultaneously to connecing before Sand pump, two connect dish, water-stop chamber has been made innovation and has been improved, designed again a kind of two simultaneously and connect dish Wear resistance disk. Adopt white iron manufacture before connect, improving the wearability that connects before Sand pump and in service life, also having realized the pump housing and be connected with the direct of sand-feeding tube, simplified the general structure of Sand pump, be easy for installation and maintenance. What adopt that the baffle portion of being installed by split manufacture, combination and seal disc form compound two connects dish, makes two to connect dish abrasion resistance properties and greatly improve, and has improved production efficiency, has saved cost. Secondly, water-stop of the present invention chamber is set directly on seal disc, simple in structure, dependable performance, and installation and maintenance are convenient. Finally, Wear resistance disk provided by the invention, protection two connects dish and is not is not worn and torn by rubber seal and sand, has further improved the wearability of Sand pump.
Description
Technical field
The present invention relates to a kind of pump, especially relate to a kind of Sand pump.
Background technology
Sand pump is made up of spiral case, impeller, backplate, pump cover, bracket and bearing assembly etc., wherein sand inlet oneBefore the pump cover of side is called, connect, the pump cover of bearing one side is called two and connects dish.
Before of the prior art, connecing is all to adopt grey iron to make, although be easy to processing, not wear-resisting, must be withBackplate and sheath are used in conjunction with, and could resist preferably the impact of mortar, and then make existing Sand pump structure multipleAssorted, installation and maintenance are inconvenient.
Existing two connect dish due to following two aspects, cause two connect dish be easy to wearing and tearing, need to often enterRow integral replacing, not only causes waste, and simultaneously frequent shutdown is changed and also had a strong impact on production. The first, due toTwo structures that connect dish are comparatively complicated, and existing two entirety that connect dish all adopt grey iron to make, can not be permanent supportThe impact of imperial mortar; The second, existing two connect the Dynamic Water sealing of dish, all adopt two to connect dish and the rubber rotatingThe mode that sealing ring directly contacts realizes, thereby, connect dish two and grind with also easy appearance of friction place of sealing ringDamage, destroy sealing.
In addition, existing two connect dish all adopts a kind of water-stop cell structure of complexity, this kind of not instrument difficulty of water-stop chamberIn processing, and installation, maintenance inconvenience.
Summary of the invention
Technical problem: first, must be used in conjunction with backplate and sheath for connecing before Sand pump, cause suction sandThe problem of pump configuration complexity, installation and maintenance inconvenience, provides a kind of wear-resistant, simple in structure, easy for installation suctionBefore sand pump, connect. Secondly, connect dish for two of Sand pump not wear-resisting, after wearing and tearing, need the deficiency of integral replacing, thisIt is a kind of wear-resistant that invention provides, and installation, maintenance easily Sand pump compound two connect dish; Again, for existingThe water-stop cell structure complexity of Sand pump, be difficult to processing, the problem of installation, maintenance inconvenience, the invention providesOne has simple structure, and installation, maintenance is water-stop chamber easily; On aforementioned basis, for existing suction sandTwo of pump connects the dish problem that is easy to be worn and torn by rubber water sealing, and the present invention also provides a kind of Sand pump two of protecting to connect dishWear resistance disk.
Technical scheme: wear-resisting Sand pump provided by the invention, before comprising, connect with two and connect dish, front connecing before having meets masterBody, two connect dish has a baffle plate main body, connects spiral case in the circumferential edge of baffle plate main body along being provided with multiple symmetrical twoConnecting screw hole, is provided with at the edge that front connects main body and multiplely connects spiral case connecting screw hole before symmetrical, and its innovation existsIn:
Described two to connect dish be compound two to connect dish, and this two connects dish and comprise baffle portion and seal disc, described baffle plate masterBody adopts white iron to make, and is provided with the concave station of annular at the outer middle side part of baffle plate main body, and the middle part of concave station is provided withCircular hole, water-stop chamber, is provided with multiple symmetrical and baffle plate main bodys along the ring part of concave station and is integrally formedSeal disc connecting bolt.
Described seal disc adopts the grey iron that is easy to processing to make, and sealing dish comprises water-stop chamber, planar ringsPan Bi and the axis hole of the trying to get to the heart of a matter of shape, cylinder annular, the water-stop locular wall of cylinder annular be positioned at the inner side of Pan Bi and withPan Bi is coaxial, tries to get to the heart of a matter with to coil wall orthogonal, and the external diameter of Pan Bi and the internal diameter of described concave station match, water-stopThe internal diameter in the external diameter of locular wall and described hole, water-stop chamber matches; Try to get to the heart of a matter be positioned at Pan Bi and water-stop locular wall the twoBetween and be connected with the two, the bottom of Pan Bi is concordant with the bottom surface of trying to get to the heart of a matter, the two ends of water-stop locular wall respectivelyProtrude outside the two sides of trying to get to the heart of a matter; On the anchor ring of trying to get to the heart of a matter, along the inwall of Pan Bi be evenly distributed with multiple with dishThe axle bed connected unit that dolly is straight, each axle bed connected unit is provided with an axle bed connecting screw hole, two adjacent axlesBetween seat connected unit, be provided with a seal disc connecting hole matching with described seal disc connecting bolt.
Before described, connect before comprising and connect main body, sand inlet, connect main body before described to adopt white iron to make, frontThe periphery that connects outside, the sand inlet of main body is provided with multiple symmetrical and frontly connect the sand that enters that main body is integrally formedPipe connecting bolt.
At the bottom of described water-stop chamber has water-stop locular wall and annular wall, at the bottom of wall, be provided with described axis hole,On the inwall of water-stop locular wall, compartment of terrain is provided with three annular draw-in grooves, for laying the hole card of fixing water seal, itsIn, the annular space between at the bottom of the first draw-in groove and wall is nexine water seal position, between the first draw-in groove and the second draw-in grooveAnnular space is annular water chamber chamber, and the annular space between the second draw-in groove and the 3rd draw-in groove is outer water seal position,The water-stop locular wall at described annular water chamber chamber place is provided with at least one water inlet through hole.
Described seal disc is provided with a Wear resistance disk, and the aperture of described axis hole is greater than Sand pump main shaft external diameter,The circle mouth of described axis hole is provided with screw thread in order to Wear resistance disk to be installed, and described Wear resistance disk comprises the round plate of plane annularWith the threaded portion of cylinder annular, described round plate and threaded portion are orthogonal, the circular port of threaded portion and circleThe interior ring circumference of dish portion is connected; The external diameter of the internal diameter of described threaded portion and Sand pump main shaft matches, spiral shellThe outer cylinder of line portion is provided with the screw thread mating with the circle mouth of described axis hole, the upside of described round plate, downside withAnd outside is all coated with abrasive rubber layer.
In the nexine water seal position of aforesaid water-stop chamber, four water seals are preferably set, in outer water seal position, preferably arrangeTwo water seals.
Aforesaid two connect spiral case connecting screw hole and before connect spiral case connecting screw hole and preferably arrange 12, described sealingDish connecting bolt, seal disc connecting hole, axle bed connected unit, axle bed connecting screw hole and sand-feeding tube connecting boltAll preferably arrange 8.
Beneficial effect: wear-resisting Sand pump of the present invention, connects dish and made innovation connecing before Sand pump with two simultaneouslyImprove: first, of the present invention two to connect dish be compound two to connect dish, this two connects dish and is installed by split manufacture, combinationBaffle portion and seal disc form, and directly bear the baffle portion that mortar impacts and the grains of sand rub and adopt wear-resisting white ironManufacture, make two to connect dish abrasion resistance properties and improves more than three times, after baffle portion wearing and tearing, also only need replacing baffle plate, and nothingNeed to change seal disc, both improved production efficiency, saved again cost; On this basis to not impacted by mortar,But complex structure, the seal disc that seal request is high, adopt the grey iron that is easy to processing to make, convenient processing and manufacture.Secondly, water-stop of the present invention chamber is set directly on seal disc, simple in structure, dependable performance, installation and maintenanceConvenient. Again, adopt white iron manufacture owing to connecing main body before Sand pump of the present invention, and at described sand inletPeriphery be provided with the multiple and front sand-feeding tube connecting bolt that main body is integrally formed that connects, improving connect before Sand pump resistance toWhen mill property and service life, realize again the pump housing to be connected with the direct of sand-feeding tube, saved in prior artMust with front connect matching used backplate and sheath, simplified again the general structure of Sand pump, be convenient to install and dimensionRepair. Finally, Wear resistance disk provided by the invention, is contacted to realize moving close with rubber seal by abrasive rubber layerEnvelope, protection two connects dish and is not is not worn and torn by rubber seal and sand, has further improved the wearability of Sand pump.
Brief description of the drawings
Fig. 1: the stereogram of embodiment baffle portion.
Fig. 2: the stereogram of embodiment seal disc.
Fig. 3: embodiment seal disc along A-A DNA mitochondrial DNA cutaway view.
Fig. 4: the stereogram connecing before embodiment.
Fig. 5: the three-dimensional cutaway view of embodiment Wear resistance disk.
In figure, have: baffle portion 1, baffle plate main body 11, hole, water-stop chamber 12, spiral case connecting screw hole 13, concave station14, seal disc connecting bolt 15; Seal disc, plane annular try to get to the heart of a matter 21, dish wall 22, axis hole 220; AxleSeat connected unit 23, axle bed connecting screw hole 231; Seal disc connecting hole 24; Water-stop chamber 25, water-stop locular wall250, nexine water seal position 2500, the first draw-in groove 2501, annular water chamber chamber 2502, the second draw-in groove 2503, outerAt the bottom of layer water seal position 2504, the 3rd draw-in groove 2505, wall 251, inlet opening 252; Wear resistance disk 3, round plate 31,Threaded portion 32, screw thread 33, abrasive rubber layer 34, front main body 41, sand inlet 42, the spiral case connecting screw hole of connecing43, sand-feeding tube connecting bolt 44.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is further illustrated.
Embodiment: referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5.
The wear-resisting Sand pump of the present embodiment, connects with two and connects dish before comprising, front connecing connects main body 41, two before having and connectDish has a baffle plate main body 11, connects spiral case in the circumferential edge of baffle plate main body 11 along being provided with 12 symmetrical twoConnecting screw hole 13, is provided with 12 and connects spiral case connecting screw hole 43 before symmetrical at the edge that front connects main body 41,Two kinds of spiral case connecting screw holes are for connecing and be arranged on spiral case front connecing with two.
Described two to connect dish be compound two to connect dish, comprises baffle portion 1 and seal disc, the baffle plate main body of the present embodiment11 adopt white iron to make, and are provided with the concave station 14 of annular, concave station 14 at the outer middle side part of baffle plate main body 11Middle part be provided with circular hole, water-stop chamber 12 for water-stop chamber 25 is installed, establish along the ring part of concave station 14There are multiple 8 seal disc connecting bolts 15 symmetrical and that baffle plate main body 11 is integrally formed.
The seal disc of the present embodiment adopts grey iron to make, comprise water-stop chamber 25, plane annular try to get to the heart of a matter 21,The dish wall 22 of cylinder annular and axis hole 220, the water-stop locular wall 250 of cylinder annular is positioned at the inner side of dish wall 22And with dish wall 22 coaxial, try to get to the heart of a matter 21 with dish wall 22 orthogonal, dish wall 22 external diameter and described baffle plate main bodyThe internal diameter of the concave station 14 on 11 matches, in the external diameter of water-stop locular wall 250 and described baffle plate main body 11The internal diameter in hole, water-stop chamber 12 match; Try to get to the heart of a matter and 21 be positioned at dish wall 22 and water-stop locular wall 250 the two itBetween and be connected with the two, the bottom of dish wall 22 is concordant with 21 the bottom surface of trying to get to the heart of a matter, water-stop locular wall 250Two ends protrude respectively outside 21 the two sides of trying to get to the heart of a matter; On 21 the anchor ring of trying to get to the heart of a matter, along in dish wall 22Wall be evenly distributed with 8 with the 21 vertical axle bed connected units 23 of trying to get to the heart of a matter, each axle bed connected unit 23 is provided withAn axle bed connecting screw hole 231, between two adjacent axle bed connected units 23, be provided with one with described sealingThe seal disc connecting hole 24 that dish connecting bolt 15 matches.
The water-stop chamber 25 of the present embodiment has at the bottom of water-stop locular wall 250 and annular wall 251, at the bottom of wall 251Be provided with described axis hole 220, on the inwall of water-stop locular wall 250, compartment of terrain is provided with three annular draw-in groovesFor laying the hole card of fixing water seal, wherein, the annular space at the bottom of the first draw-in groove 2501 and wall between 251 isAnnular space between nexine water seal position 2500, the first draw-in grooves 2501 and the second draw-in groove 2503 is annular water chamberAnnular space between chamber 2502, the second draw-in grooves 2503 and the 3rd draw-in groove 2505 is outer water seal position 2504,On the water-stop locular wall 250 at 2502 places, described annular water chamber chamber, be provided with an inlet opening 252, this inlet openingThe 252nd, for inputting the through hole of perforation water-stop locular wall 250 of water under high pressure; Described nexine water seal position 2500In four water seals are set, 2504 li of described outer water seal positions arrange two water seals.
Before the present embodiment, connect, connect main body 41, sand inlet 42 before comprising, the front main body 41 that connects adopts spoken parts in traditional operas ironBecome, the periphery of the outside that front connects main body 41, sand inlet 42 be provided with multiple symmetrical and before connect main bodyThe 41 sand-feeding tube connecting bolts 44 that are integrally formed.
The present embodiment uses a kind of new-type two to connect dish Wear resistance disk 3. The aperture design of the axis hole 220 of the present embodimentFor being greater than Sand pump main shaft external diameter, be provided with screw thread in order to Wear resistance disk 3 to be installed at the inner ring mouth of described axis hole 220;Described Wear resistance disk 3 comprises the round plate 31 of plane annular and the threaded portion 32 of cylinder annular, described diskPortion 31 is orthogonal with threaded portion 32, and the interior ring circumference of the circular port of threaded portion 32 and round plate 31 is linked to beOne; The internal diameter of described threaded portion 32 and the external diameter of Sand pump main shaft match, the outer cylinder of threaded portion 32Be provided with the screw thread 33 mating with the inner ring mouth of described axis hole 220, the upside of described round plate 31, downside withAnd outside is all coated with abrasive rubber layer 34.
Claims (3)
1. a wear-resisting Sand pump, connects with two and connects dish before comprising, front connecing before having connects main body (41), and two connect dish hasBaffle plate main body (11), connects spiral case and connects along being provided with multiple symmetrical two in the circumferential edge of baffle plate main body (11)Connect screw (13), be provided with at the edge that front connects main body (41) and multiplely connect spiral case connecting screw hole before symmetrical(43), it is characterized in that:
Described two to connect dish be compound two to connect dish, comprises baffle portion and seal disc, described baffle plate main body (11)Employing white iron is made, and is provided with the concave station (14) of annular, concave station at the outer middle side part of baffle plate main body (11)(14) middle part is provided with circular hole, water-stop chamber (12), and it is multiple right to be provided with along the ring part of concave station (14)Claim the seal disc connecting bolt (15) distributing and baffle plate main body (11) is integrally formed;
Described seal disc adopts grey iron to make, comprise water-stop chamber (25), plane annular try to get to the heart of a matter (21),The Pan Bi (22) of cylinder annular and axis hole (220), the water-stop locular wall (250) of cylinder annular is positioned at Pan Bi(22) inner side and coaxial with Pan Bi (22), try to get to the heart of a matter (21) are orthogonal with Pan Bi (22), Pan Bi (22)External diameter and the internal diameter of described concave station (14) match, the external diameter of water-stop locular wall (250) and described waterThe internal diameter in closed chamber hole (12) matches; Try to get to the heart of a matter (21) be positioned at Pan Bi (22) and water-stop locular wall (250)Between the two and with the two, be connected, the bottom of Pan Bi (22) is concordant with the bottom surface of try to get to the heart of a matter (21), watertightProtrude respectively outside the two sides of (21) of trying to get to the heart of a matter at the two ends of envelope locular wall (250); At the annulus of (21) of trying to get to the heart of a matterOn face, the inwall of Yan Panbi (22) is evenly distributed with multiple axle bed connected units (23) vertical with try to get to the heart of a matter (21),Each axle bed connected unit (23) is provided with an axle bed connecting screw hole (231), two adjacent axle bed connected units(23) between, be provided with a seal disc connecting hole (24) matching with described seal disc connecting bolt (15);
Before described, connect, connect main body (41), sand inlet (42) before comprising, the front main body (41) that connects adopts spoken parts in traditional operasIron is made, the periphery of the outside that front connects main body (41), sand inlet (42) be provided with multiple symmetrical,With the sand-feeding tube connecting bolt (44) that front connects main body (41) and be integrally formed;
Described water-stop chamber (25) has (251) at the bottom of water-stop locular wall (250) and annular wall, at the bottom of wall(251) be provided with described axis hole (220), on the inwall of water-stop locular wall (250), compartment of terrain is provided with threeThe draw-in groove of individual annular, wherein, the annular space at the bottom of the first draw-in groove (2501) and wall between (251) is nexineWater seal position (2500), the annular space between the first draw-in groove (2501) and the second draw-in groove (2503) is annularWater chamber (2502), the annular space between the second draw-in groove (2503) and the 3rd draw-in groove (2505) is outerWater seal position (2504), is provided with at least on the water-stop locular wall (250) of locating in described annular water chamber chamber (2502)An inlet opening (252);
The aperture of described axis hole (220) is greater than Sand pump main shaft external diameter, and the circle mouth of described axis hole (220) is establishedHave screw thread in order to Wear resistance disk to be installed, described Wear resistance disk comprises the round plate of plane annular (31) and cylinder annularThreaded portion (32), described round plate (31) and threaded portion (32) are orthogonal, threaded portion (32)Circular port be connected with the interior ring circumference of round plate (31); The internal diameter of described threaded portion (32) withThe external diameter of Sand pump main shaft matches, and the outer cylinder of threaded portion (32) is provided with described axis hole (220)The screw thread (33) of circle mouthful coupling, upside, downside and the outside of described round plate (31) are all coated with wear-resistingRubber layer (34).
2. Sand pump as claimed in claim 1, is characterized in that, described inner the establishing in nexine water seal position (2500)Put four water seals, described outer water seal position (2504) is inner arranges two water seals.
3. Sand pump as claimed in claim 1, is characterized in that, described two connect spiral case connecting screw hole (13)With front connect spiral case connecting screw hole (43) and all have 12, described seal disc connecting bolt (15), seal disc connectConnect hole (24), axle bed connected unit (23), axle bed connecting screw hole (231) and sand-feeding tube connecting bolt (44)Be 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310334267.XA CN103362823B (en) | 2013-08-01 | 2013-08-01 | Wear-resisting Sand pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310334267.XA CN103362823B (en) | 2013-08-01 | 2013-08-01 | Wear-resisting Sand pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103362823A CN103362823A (en) | 2013-10-23 |
| CN103362823B true CN103362823B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310334267.XA Active CN103362823B (en) | 2013-08-01 | 2013-08-01 | Wear-resisting Sand pump |
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| Country | Link |
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| CN (1) | CN103362823B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863863B (en) * | 2015-06-12 | 2017-11-24 | 马连军 | Wear-resistant sand suction pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2479255Y (en) * | 2001-04-30 | 2002-02-27 | 张文科 | Wear-resisting sand pump |
| CN2861560Y (en) * | 2005-04-25 | 2007-01-24 | 梁少珍 | Centrifugal type sand pump |
| CN203627239U (en) * | 2013-08-01 | 2014-06-04 | 马海波 | Abrasion-resistant sand suction pump |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2376820B1 (en) * | 2008-12-12 | 2017-10-11 | Flowserve Management Company | Pump seal |
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2013
- 2013-08-01 CN CN201310334267.XA patent/CN103362823B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2479255Y (en) * | 2001-04-30 | 2002-02-27 | 张文科 | Wear-resisting sand pump |
| CN2861560Y (en) * | 2005-04-25 | 2007-01-24 | 梁少珍 | Centrifugal type sand pump |
| CN203627239U (en) * | 2013-08-01 | 2014-06-04 | 马海波 | Abrasion-resistant sand suction pump |
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| Publication number | Publication date |
|---|---|
| CN103362823A (en) | 2013-10-23 |
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