CN104747839A - Sand pump pulp inlet pipe connecting device and connecting method thereof - Google Patents
Sand pump pulp inlet pipe connecting device and connecting method thereof Download PDFInfo
- Publication number
- CN104747839A CN104747839A CN201510060775.2A CN201510060775A CN104747839A CN 104747839 A CN104747839 A CN 104747839A CN 201510060775 A CN201510060775 A CN 201510060775A CN 104747839 A CN104747839 A CN 104747839A
- Authority
- CN
- China
- Prior art keywords
- flange plate
- sand pump
- fixed sleeving
- casing pipe
- moving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/162—Flanged joints characterised by the sealing means the pipe ends abutting each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
Abstract
The invention relates to a sand pump pulp inlet pipe connecting device and a connecting method thereof. The segment, with an anchor bar welded, of a fixed casing pipe is buried in a wall of a sand pump pond, the segment, with a flange plate welded, of the casing pipe is exposed out of the wall of the sand pump pond. A movable casing pipe comprises a casing pipe body and a flange plate, the outer diameter of the movable casing pipe is smaller than the inner diameter of the fixed casing pipe, and one end of the movable casing pipe stretches into the fixed casing pipe. Flange plates are arranged at the two ends of a telescopic pipe with the flange plates, one end of the telescopic pipe is connected with the flange plate of the movable casing pipe, and the other end of the telescopic pipe is connected with a flange plate on an ore pulp inlet of the sand pump. Sealing padding is stuck into a gap between the fixed casing pipe and the movable casing pipe, the movable flange plate is connected with the flange plate of the fixed casing pipe after the gap is full, and the sealing padding is compressed. The requirement for the mounting precision of the sand pump can be reduced, the pre-buried fixed casing pipe is hardly abraded, the movable casing pipe is quite convenient to replace after being abraded, the phenomenon that due to vibration of the sand pump, pulp is leaked out of the connecting position is completely eradicated, and losses of useful metal are reduced.
Description
Technical field
The present invention relates to a kind of connection set of pulp conveying system of ore dressing plant, particularly a kind of sand pump pulp-inlet pipe connection set and attaching method thereof.
Background technique
In the production of Mineral Processing Enterprises, ore pulp is sent by raising of sand pump and is entered ore grinding, sorts cycle operation, and particularly most mill tailings will be raised by sand pump and deliver to Tailings Dam.The use amount of sand pump is quite high, and various sand pump charging place spillage phenomenon is also comparatively serious simultaneously, thus affects environmental hygiene, increases staff labor intensity.In traditional pulp conveying system, ore pulp enters the mode of sand pump is all enter (see figure 1) in sand pump by hardwired pipeline.In production practices, show following shortcoming: first, the horizontal accuracy that sand pump is installed requires very high, and the center line of sand pump must be consistent with pond, ore deposit built-in pipe center line; Secondly, the installation difficulty of pulp-inlet pipe is large; 3rd, the vibration of sand pump, its vibration force passes to built-in pipe, is easy to cause built-in pipe and crack, joint, pond, ore deposit and spillage, affects environmental hygiene or causes the loss of useful metal; 4th, built-in pipe easily weares and teares, once built-in pipe wearing and tearing, changes inconvenient especially, needs local failure ore deposit bay wall wall to change built-in pipe.
Summary of the invention
The object of the present invention is to provide a kind of sand pump pulp-inlet pipe connection set and attaching method thereof, the required precision that sand pump level is installed can be reduced, eliminate the impact on sand pump pond and pre-buried fixed sleeving when sand pump vibrates, pre-buried fixed sleeving does not does not almost wear and tear, and replacing is very convenient after moving casing wearing and tearing, stop the point of attachment spillage phenomenon brought because of sand pump vibration, decreased the loss of useful metal, improve operating environment.
For solving the problems of the technologies described above technological scheme of the present invention be: a kind of sand pump pulp-inlet pipe connection set, comprise the fixed sleeving be embedded in the outlet port body of wall in sand pump pond, fixed sleeving is imbedded on the outer tube wall in body of wall and is welded with dowel, and the fixed sleeving termination of stretching out outside body of wall is welded with 1# flange plate; The moving casing that external diameter is less than fixed sleeving internal diameter stretches in fixed sleeving, the space fill plug seal filler between fixed sleeving and moving casing outer wall; The external end head of moving casing is welded with 2# flange plate, and the middle part of moving casing cover has and is slidably matched and the moving flange plate mated with 1# flange plate, and moving flange plate to be tightened with 1# flange plate by 1# bolt and is connected, press seal filler; The 3# flange plate of telescopic pipe left end is connected with 2# flange plate by 2# bolt, and the 4# flange plate of telescopic pipe right-hand member is connected with the ore pulp import 5# flange plate of sand pump by 3# bolt; 3# flange plate and 2# flange plate match each other, and are provided with 1# rubber sheet gasket between them; 4# flange plate and 5# flange plate match each other, and are provided with 2# rubber sheet gasket between them.
Described fixed sleeving is welded tube or the antiwear composite ceramic steel pipe of diameter 100-500mm.Described moving casing is the welded tube of diameter 80-500mm, antiwear composite ceramic steel pipe or wear-resisting PE manage.The external diameter of described moving casing is less than the internal diameter 10-30mm of fixed sleeving.Described stuffing box packing is asbestos rope, packing or rag.
The described telescopic pipe with flange plate is macromolecule polythene flexible pipe or rubber hose, and diameter is 80-500mm.
The described moving casing length stretched in fixed sleeving is less than or equals the length of telescopic pipe.The internal diameter of described moving flange plate is greater than the external diameter 1-5mm of moving casing.
Adopt above-mentioned a kind of sand pump pulp-inlet pipe connection set to connect the method for sand pump pulp-inlet pipe, comprise;
[1] moving flange plate is enclosed within moving casing, then the small end of moving casing is stretched in fixed sleeving;
[2] the 4# flange plate of telescopic pipe right-hand member is added 2# rubber sheet gasket, be connected with the ore pulp import 5# flange plate of sand pump by 3# bolt, 4# flange plate and 5# flange plate match each other;
[3] external end head being positioned at the moving casing of fixed sleeving outside is welded with 2# flange plate, and the 3# flange plate of telescopic pipe left end is added 1# rubber sheet gasket, is connected with the 2# flange plate matched each other by 2# bolt;
[4], among gap stuffing box packing being filled in fixed sleeving and moving casing outer wall, gap is filled up;
[5], by 1# flange plate moving flange plate being moved to fixed sleeving, with 1# bolt by moving flange plate and 1# Flange joint, stuffing box packing is compressed.
The invention has the beneficial effects as follows:
1, the gap that between fixed sleeving and moving casing outer wall, useful stuffing box packing is filled up, and the telescopic pipe of flexibility all can reduce the coaxality requirement of the precision of sand pump level installation and the ore pulp inlet tube of fixed sleeving and sand pump.
2, flexible telescopic pipe eliminates the impact on sand pump pond and pre-buried fixed sleeving and flange plate tie point when sand pump vibrates, and has stopped the point of attachment spillage phenomenon brought because sand pump vibration, has decreased the loss of useful metal, improve operating environment.
3, moving casing can protect pre-buried fixed sleeving not frayed, and after moving casing wearing and tearing, replacing is very convenient.
Accompanying drawing explanation
Fig. 1 is the connection diagram of existing sand pump pulp-inlet pipe.
Fig. 2 is the structural representation of sand pump pulp-inlet pipe connection set of the present invention.(arrow represents into slurry direction).
Embodiment
embodiment 1as shown in Figure 2, a kind of sand pump pulp-inlet pipe connection set, comprise the fixed sleeving 2 be embedded in the outlet port body of wall in sand pump pond 1, fixed sleeving 2 is imbedded on the outer tube wall in body of wall and is welded with dowel 3, fixed sleeving 2 termination of stretching out outside body of wall is welded with 1# flange plate 4: the moving casing 6 that external diameter is less than fixed sleeving 2 internal diameter stretches in fixed sleeving 2, the space fill plug seal filler 18 between fixed sleeving 2 and moving casing 6; The external end head of moving casing 6 is welded with 2# flange plate 7, and the middle part of moving casing 6 cover has and is slidably matched and the moving flange plate 17 mated with 1# flange plate 4, and moving flange plate 17 to be tightened with 1# flange plate 4 by 1# bolt 5 and is connected, press seal filler 18; The 3# flange plate 10 of telescopic pipe 9 left end is connected with 2# flange plate 7 by 2# bolt 8, and the 4# flange plate 12 of telescopic pipe 9 right-hand member is connected with the ore pulp import 5# flange plate 15 of sand pump 16 by 3# bolt 13; 3# flange plate 10 and 2# flange plate 7 match each other, and are provided with 1# rubber sheet gasket 11 between them; 4# flange plate 12 and 5# flange plate 15 match each other, and are provided with 2# rubber sheet gasket 14 between them.
Described fixed sleeving 2 is welded tube or the antiwear composite ceramic steel pipe of diameter 200mm.
Described moving casing 6 is the welded tube of diameter 180mm, antiwear composite ceramic steel pipe or wear-resisting PE manage.
Described stuffing box packing 18 is asbestos rope, packing or rag.
The described telescopic pipe 9 with flange plate is macromolecule polythene flexible pipe or rubber hose, and diameter is 180 mm.
Described moving casing 6 length stretched in fixed sleeving 2 is less than or equals the length of telescopic pipe 9.
The internal diameter of described moving flange plate 17 is greater than external diameter 3 mm of moving casing 6.
embodiment 2as shown in Figure 2, adopt a kind of sand pump pulp-inlet pipe connection set described in embodiment 1 to connect the method for sand pump pulp-inlet pipe, comprise;
[1] moving flange plate 17 is enclosed within moving casing 6, then the small end of moving casing 6 is stretched in fixed sleeving 2;
[2] the 4# flange plate 12 of telescopic pipe 9 right-hand member is added 2# rubber sheet gasket 14, be connected by 3# bolt 13 with the ore pulp import 5# flange plate 15 of sand pump 16,4# flange plate 12 and 5# flange plate 15 match each other;
[3] external end head being positioned at the moving casing 6 of fixed sleeving 2 outside is welded with 2# flange plate 7, and the 3# flange plate 10 of telescopic pipe 9 left end is added 1# rubber sheet gasket 11, is connected with the 2# flange plate 7 matched each other by 2# bolt 8;
[4], among gap stuffing box packing 18 being filled in fixed sleeving and moving casing, gap is filled up;
[5] the 1# flange plate 4 moving flange plate 17 being moved to fixed sleeving is other, with 1# bolt 5 by moving flange plate 17 and 1# Flange joint, stuffing box packing 18 is compressed.
Claims (9)
1. a sand pump pulp-inlet pipe connection set, it is characterized in that, comprise the fixed sleeving (2) in the outlet port body of wall being embedded into sand pump pond (1), fixed sleeving (2) is imbedded on the outer tube wall in body of wall and is welded with dowel (3), fixed sleeving (2) termination of stretching out outside body of wall is welded with 1# flange plate (4), it is characterized in that: the moving casing (6) that external diameter is less than fixed sleeving (2) internal diameter stretches in fixed sleeving (2), space fill plug seal filler (18) between fixed sleeving (2) and moving casing (6) outer wall; The external end head of moving casing (6) is welded with 2# flange plate (7), the middle part of moving casing (6) is overlapped to have and is slidably matched and the moving flange plate (17) mated with 1# flange plate (4), moving flange plate (17) to be tightened with 1# flange plate (4) by 1# bolt (5) and is connected, press seal filler (18); The 3# flange plate (10) of telescopic pipe (9) left end is connected with 2# flange plate (7) by 2# bolt (8), and the 4# flange plate (12) of telescopic pipe (9) right-hand member is connected with ore pulp import 5# flange plate (15) of sand pump (16) by 3# bolt (13); 3# flange plate (10) and 2# flange plate (7) match each other, and are provided with 1# rubber sheet gasket (11) between them; 4# flange plate (12) and 5# flange plate (15) match each other, and are provided with 2# rubber sheet gasket (14) between them.
2. a kind of sand pump pulp-inlet pipe connection set according to claim 1, is characterized in that, the welded tube that described fixed sleeving (2) is diameter 100-500mm or antiwear composite ceramic steel pipe.
3. a kind of sand pump pulp-inlet pipe connection set according to claim 1, it is characterized in that, the welded tube that described moving casing (6) is diameter 80-500mm, antiwear composite ceramic steel pipe or wear-resisting PE manage.
4. a kind of sand pump pulp-inlet pipe connection set according to claim 1, it is characterized in that, the external diameter of described moving casing (6) is less than the internal diameter 10-30mm of fixed sleeving (2).
5. a kind of sand pump pulp-inlet pipe connection set according to claim 1, is characterized in that, described stuffing box packing (18) is asbestos rope, packing or rag.
6. a kind of sand pump pulp-inlet pipe connection set according to claim 1, it is characterized in that, the described telescopic pipe with flange plate (9) is macromolecule polythene flexible pipe or rubber hose, and diameter is 80-500mm.
7. a kind of sand pump pulp-inlet pipe connection set according to claim 1, it is characterized in that, described moving casing (6) length stretched in fixed sleeving (2) is less than or equals the length of telescopic pipe (9).
8. a kind of sand pump pulp-inlet pipe connection set according to claim 1, it is characterized in that, the internal diameter of described moving flange plate (17) is greater than the external diameter 1-5mm of moving casing (6).
9. adopt the connecting means of a kind of sand pump pulp-inlet pipe connection set described in claim 1, comprise;
[1] moving flange plate (17) is enclosed within moving casing (6), then the small end of moving casing (6) is stretched in fixed sleeving (2);
[2] the 4# flange plate (12) of telescopic pipe (9) right-hand member is added 2# rubber sheet gasket (14), be connected by 3# bolt (13) with ore pulp import 5# flange plate (15) of sand pump (16), 4# flange plate (12) and 5# flange plate (15) match each other;
[3] external end head being positioned at the outside moving casing (6) of fixed sleeving (2) is welded with 2# flange plate (7),
The 3# flange plate (10) of telescopic pipe (9) left end is added 1# rubber sheet gasket (11), is connected with the 2# flange plate (7) matched each other by 2# bolt (8);
[4], among gap stuffing box packing (18) being filled in fixed sleeving and moving casing (6) outer wall, gap is filled up;
[5] the 1# flange plate (4) moving flange plate (17) being moved to fixed sleeving is other, with 1# bolt (5) by moving flange plate (17) and 1# Flange joint, stuffing box packing (18) is compressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060775.2A CN104747839A (en) | 2015-02-05 | 2015-02-05 | Sand pump pulp inlet pipe connecting device and connecting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060775.2A CN104747839A (en) | 2015-02-05 | 2015-02-05 | Sand pump pulp inlet pipe connecting device and connecting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104747839A true CN104747839A (en) | 2015-07-01 |
Family
ID=53587941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510060775.2A Pending CN104747839A (en) | 2015-02-05 | 2015-02-05 | Sand pump pulp inlet pipe connecting device and connecting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104747839A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371031A (en) * | 2015-11-25 | 2016-03-02 | 国网河南省电力公司平顶山供电公司 | Flange plate rapid-connecting device and operation method thereof |
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| CN102777142A (en) * | 2011-05-13 | 2012-11-14 | 江苏中油天工机械有限公司 | Integrated mud configuration module |
| CN202860666U (en) * | 2012-10-30 | 2013-04-10 | 灵宝金源矿业股份有限公司 | Full carbon cyanide slurry process system |
| CN203336054U (en) * | 2013-05-23 | 2013-12-11 | 马钢(集团)控股有限公司 | Slurry conveying pipeline |
| CN103708231A (en) * | 2013-12-23 | 2014-04-09 | 江苏大学 | Anti-blocking method and device for pebble coal vacuum transport system |
| CN203549399U (en) * | 2013-09-12 | 2014-04-16 | 广西华锡集团股份有限公司车河选矿厂 | Self-press type ore slurry conveying device |
| CN204493286U (en) * | 2015-02-05 | 2015-07-22 | 江西稀有稀土金属钨业集团有限公司 | A kind of sand pump pulp-inlet pipe connection set |
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2015
- 2015-02-05 CN CN201510060775.2A patent/CN104747839A/en active Pending
Patent Citations (14)
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| JPS6370775A (en) * | 1986-09-11 | 1988-03-30 | 三井建設株式会社 | Apparatus for adjusting feed amount of concrete |
| CN2190641Y (en) * | 1993-12-08 | 1995-03-01 | 万红 | Corrugated compensator for coal powder conveyer pipe |
| JPH0840551A (en) * | 1994-07-28 | 1996-02-13 | Mitsubishi Heavy Ind Ltd | Ash transporter |
| CN2585002Y (en) * | 2002-11-19 | 2003-11-05 | 河南上蝶阀门股份有限公司 | Double-flange load transfer joint |
| CN2830851Y (en) * | 2005-11-02 | 2006-10-25 | 武汉劲野机械有限责任公司 | Telescopic union joint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371031A (en) * | 2015-11-25 | 2016-03-02 | 国网河南省电力公司平顶山供电公司 | Flange plate rapid-connecting device and operation method thereof |
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Application publication date: 20150701 |
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| RJ01 | Rejection of invention patent application after publication |