CN202778686U - Spiral sand washer adopting wear-resistant composite bearing - Google Patents

Spiral sand washer adopting wear-resistant composite bearing Download PDF

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Publication number
CN202778686U
CN202778686U CN 201220441365 CN201220441365U CN202778686U CN 202778686 U CN202778686 U CN 202778686U CN 201220441365 CN201220441365 CN 201220441365 CN 201220441365 U CN201220441365 U CN 201220441365U CN 202778686 U CN202778686 U CN 202778686U
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CN
China
Prior art keywords
ball bowl
lower ball
bowl seat
composite bearing
seat
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.)
Expired - Lifetime
Application number
CN 201220441365
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Chinese (zh)
Inventor
胡琳
胡涛
王赛显
刘伟民
王作峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO LEIXIN CONCRETE CO Ltd
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QINGDAO LEIXIN CONCRETE CO Ltd
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Priority to CN 201220441365 priority Critical patent/CN202778686U/en
Application granted granted Critical
Publication of CN202778686U publication Critical patent/CN202778686U/en
Anticipated expiration legal-status Critical
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Abstract

A spiral sand washer adopting a wear-resistant composite bearing comprises a transmission device, a casing and a main shaft system fixed in the casing; a discharge opening is formed in the front end of the casing; a sand washing tank is arranged at the rear end of the casing; the main shaft system comprises a main shaft with a helical blade; the main shaft is connected with the transmission device; a bearing which is the wear-resistant composite bearing is arranged between the tail end of the main shaft and a rear baffle plate of the casing and comprises a ball bowl and a single ball positioned in the ball bowl; the ball bowl is fixed on a ball bowl seat; a water return port is formed in the end of the discharge opening, which is far away from the front end of the casing; the water return port is connected with one end of a water return pipe through a water guiding groove formed in the lower part of the water return port; the water return pipe is arranged outside the casing; and the other end of the water return pipe is connected with the sand washing tank. The spiral sand washer has the benefits that the spiral sand washer adopts the wear-resistant composite bearing, so that stop time and maintenance cost caused by frequent maintenance can be reduced; and the design that water returns externally is adopted, so that the sand washing efficiency is improved, and the sand washing yield can be increased by 25% to 30%.

Description

A kind of screw sand washer that adopts wear-resisting composite bearing
Technical field
The utility model relates to a kind of washed-out sand equipment of producing building sand, is specifically related to a kind of sand washer, relates in particular to a kind of screw sand washer that adopts wear-resisting composite bearing.
Background technology
Sand washer is a kind of a kind of equipment that is widely used in the industries such as sandstone field, mine, building materials, traffic, chemical industry, water conservancy and hydropower.Sand washer is mainly used in the washing to material, is particularly useful for the removal impurity (such as dust) of sand series products.Different according to outward appearance and principle, sand washer is divided into again screw sand washer, cylinder sand washer, water wheels sand washer and vibrations sand washer etc.At present, using more on the market is XL type screw sand washer.
The tail support of this screw sand washer adopts bearing, bearing shell design substantially.Because all the time rotation acting in silt of the specific action of sand washer, tail support, thereby cause the seal of bearing very easily to wear and tear.And in a single day wearing and tearing of seal, silt will enter bearing from fray, and further accelerates the wearing and tearing of bearing, until bearing can not use fully.The working time of this bearing in sand washer on average only is 600-700 hour, in case wearing and tearing just need a whole set of replacing bearing, bearing shell and seal, this has not only increased production cost, and has greatly affected production efficiency.In addition, the operation principle of XL type sand washer is by helical blade sandstone to be boosted from sand washing trough, and in the process of boosting, also rise under the effect of thrust simultaneously in the trough inner water position.In order to control the height of water level that moves in the sand washer, present solution all is by amplifying the housing width and adding return flume, in order to pass through the height of water level of backwater control sand washer.But this solution tends to cause helical blade on the main shaft and the excesssive gap between the housing, thereby causes Hui Shaliang large, has reduced operating efficiency, and and then has affected output.
The utility model content
The utility model provides a kind of screw sand washer that adopts wear-resisting composite bearing for the existing the problems referred to above of existing sand washer, and the bearing of this sand washer is wear-resisting, and longevity of service has adopted external backwater design simultaneously, has improved the operating efficiency of sand washer.
The technical solution of the utility model: a kind of screw sand washer that adopts wear-resisting composite bearing, comprise transmission device, housing and be fixed on the interior axis system of housing, described housing front end is provided with discharging opening, and the rear end of described housing is sand washing trough; Described axis system comprises the main shaft that helical blade is installed, and described main shaft links to each other with transmission device, is provided with bearing between the tail end of described main shaft and the backboard of housing; Described bearing is wear-resisting composite bearing, comprises ball bowl and the single ball that is positioned at the ball bowl, and described ball bowl is fixed on the ball bowl seat; Described ball bowl comprises ball bowl and lower ball bowl, and described ball bowl seat comprises ball bowl seat and lower ball bowl seat; Described single ball is between upper ball bowl and lower ball bowl, and described upper ball bowl is fixed on the ball bowl seat, and described lower ball bowl is fixed on the lower ball bowl seat.
Preferably, described ball bowl seat comprises that circular base plate and cross section are the side plate of annulus; The part that described lower ball bowl seat base plate is corresponding with lower ball bowl is provided with jackscrew, and the base plate that described jackscrew passes lower ball bowl seat contacts with lower ball bowl.
Preferably, the part that exceeds lower ball bowl on the base plate of described lower ball bowl seat is provided with bolt I, and the side plate of described upper ball bowl seat is provided with bolt II.
Preferably, the quantity of described jackscrew is 1-3, and described a plurality of jackscrews are evenly distributed on the same circumference of lower ball bowl seat base plate.
Preferably, the quantity of described bolt I is 6-12, and described a plurality of bolt I are evenly distributed on the same circumference of lower ball bowl seat base plate; The quantity of described bolt II is 1-2, and described a plurality of bolt II are evenly distributed on the same circumference of ball bowl seat side plate.
Preferably, described upper ball bowl seat is embedded in the tail end of main shaft, and by bolt II fixed position; Described lower ball bowl seat is fixed on the backboard of housing by bolt I.
Preferably, described single ball, upper ball bowl and lower ball bowl all adopt wear-resisting bearing steel or high chrome, and described upper ball bowl seat and lower ball bowl seat adopt common iron.
Preferably, described discharging opening is provided with water return outlet away from an end of housing front end, and described water return outlet links to each other with an end of return pipe by the gutter that is arranged on its underpart, and described return pipe is arranged on outside the housing, and the other end of described return pipe links to each other with sand washing trough.
Preferably, described transmission device comprises motor, and described motor via reducer links to each other with driving wheel, and described driving wheel links to each other with follower by chain, and described follower links to each other with main shaft.
The operation principle of composite bearing of the present utility model: composite bearing is installed between the backboard of the afterbody of main shaft and housing, plays the spirochetal effect of supports main shaft.The lower ball bowl seat of composite bearing is bolted on the housing backboard, and upper ball bowl seat is embedded in the main shaft tail end, and the ball bowl is embedded in respectively in the ball bowl seat, and single ball chuck is contained between two ball bowls.Three jackscrews on the lower ball bowl seat base plate are used for adjusting the gap of ball and bowl, make ball keep normal and roll, the supports main shaft normal operation.Single ball of composite bearing directly contacts running with the sand pug with the ball bowl in sand washing trough, when the degree of wear comparatively seriously need to be changed, and fixing screw spindle, unclamp the bolt on lower ball bowl seat and the housing base plate, be ball and the ball bowl of replaceable wearing and tearing, simple to operate, be suitable for industrial practical application.
The beneficial effects of the utility model are:
(1) the utility model is installed the spirochetal composite bearing of supports main shaft between main shaft tail end and housing backboard, compare with the bearing that existing sand washer adopts, not only simple in structure, adopt high-abrasive material, directly transmission in husky mud, and need not seal, and avoid safeguarding, reduce downtime and recondition expense because of frequent maintenance;
(2) the utility model has adopted wear-resisting composite bearing, with working time of the used bearing of sand washer from 700 hours, bring up to 3000 hours, reduced production cost, improved production efficiency;
(3) composite bearing of the present utility model adopts the split design, when the component wear degree seriously need to be changed, can only change the parts of wearing and tearing, need not integral replacing, has reduced financial burden, and changes simple to operately, is suitable for industrial practical application.
(4) the utility model adopts external backwater design, at the rear end of housing discharging opening water return outlet, and be connected to sand washing trough by return pipe, on the one hand the water level in the housing is controlled at and allows height, need not on the other hand to increase the width of housing, reduce back the sand amount thereby reduced, improve washed-out sand efficient, compare with general type, can increase washed-out sand output 25-30%.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is top views of the present utility model;
Accompanying drawing 3 is structural representations of the wear-resisting composite bearing of the utility model employing;
Accompanying drawing 4 is right views of the lower ball bowl seat of the wear-resisting composite bearing that adopts of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Embodiment 1:
A kind of screw sand washer that adopts wear-resisting composite bearing comprises transmission device, housing 5 and is fixed on axis system in the housing 5 that the front end of described housing 5 is provided with discharging opening 19, and the rear end of described housing 5 is sand washing trough.Described discharging opening 19 is provided with water return outlet 8 away from an end of housing 5 front ends, and described water return outlet 8 links to each other with an end of return pipe 18 by the gutter 17 that is arranged on its underpart, and the other end of described return pipe 18 links to each other with sand washing trough.Described axis system comprises the main shaft 4 that helical blade is installed; Described transmission device comprises motor 3, and described motor 3 links to each other with driving wheel 1 by reductor 2, and described driving wheel 1 links to each other with follower 7 by chain, and described follower 7 links to each other with main shaft 4.Be provided with wear-resisting composite bearing 6 between the backboard of the tail end of described main shaft 4 and housing 5.
Described wear-resisting composite bearing comprises ball bowl and the single ball 14 that is positioned at the ball bowl, and described ball bowl is fixed on the ball bowl seat, and described ball bowl seat comprises that circular base plate and cross section are the side plate of annulus; Described single ball 5 and ball bowl all adopt wear-resisting bearing steel, and described ball bowl seat adopts common iron.Described ball bowl comprises ball bowl 15 and lower ball bowl 9, and described ball bowl seat comprises ball bowl seat 16 and lower ball bowl seat 13; Described single ball 14 is between upper ball bowl 15 and lower ball bowl 9, and described upper ball bowl 15 is embedded on the ball bowl seat 16, and described lower ball bowl 9 is embedded on the lower ball bowl seat 13.Described lower ball bowl seat 13 base plates and lower ball bowl 9 corresponding parts are provided with three jackscrews 12 that are evenly distributed on the same circumference, and the base plate that described jackscrew 12 passes lower ball bowl seat 13 contacts with lower ball bowl 9.The part that the base plate of described lower ball bowl seat 13 exceeds lower ball bowl 9 is provided with six bolt I11 that are evenly distributed on the same circumference, and the side plate of described upper ball bowl seat 16 is provided with two bolt II 20 that are evenly distributed on the same circumference.Described upper ball bowl seat is embedded in the tail end of main shaft 4, and logical bolt II 20 fixed positions, and described lower ball bowl seat 13 is fixed on the backboard of housing 5 by bolt I 11.
Embodiment 2:
A kind of screw sand washer that adopts wear-resisting composite bearing comprises transmission device, housing 5 and is fixed on axis system in the housing 5 that the front end of described housing 5 is provided with discharging opening 19, and the rear end of described housing 5 is sand washing trough.Described discharging opening 19 is provided with water return outlet 8 away from an end of housing 5 front ends, and described water return outlet 8 links to each other with an end of return pipe 18 by the gutter 17 that is arranged on its underpart, and the other end of described return pipe 18 links to each other with sand washing trough.Described axis system comprises the main shaft 4 that helical blade is installed; Described transmission device comprises motor 3, and described motor 3 links to each other with driving wheel 1 by reductor 2, and described driving wheel 1 links to each other with follower 7 by chain, and described follower 7 links to each other with main shaft 4.Be provided with wear-resisting composite bearing 6 between the backboard of the tail end of described main shaft 4 and housing 5.
Described wear-resisting composite bearing comprises ball bowl and the single ball 14 that is positioned at the ball bowl, and described ball bowl is fixed on the ball bowl seat, and described ball bowl seat comprises that circular base plate and cross section are the side plate of annulus; Described single ball 5 and ball bowl all adopt wear-resisting high chrome, and described ball bowl seat adopts common iron.Described ball bowl comprises ball bowl 15 and lower ball bowl 9, and described ball bowl seat comprises ball bowl seat 16 and lower ball bowl seat 13; Described single ball 14 is between upper ball bowl 15 and lower ball bowl 9, and described upper ball bowl 15 is embedded on the ball bowl seat 16, and described lower ball bowl 9 is embedded on the lower ball bowl seat 13.Described lower ball bowl seat 13 base plates and lower ball bowl 9 corresponding parts are provided with a jackscrew 12 that is evenly distributed on the same circumference, and the base plate that described jackscrew 12 passes lower ball bowl seat 13 contacts with lower ball bowl 9.The part that the base plate of described lower ball bowl seat 13 exceeds lower ball bowl 9 is provided with 12 bolt I 11 that are evenly distributed on the same circumference, and the side plate of described upper ball bowl seat 16 is provided with a bolt II 20.Described upper ball bowl seat is embedded in the tail end of main shaft 4, and by bolt II 20 fixed positions, described lower ball bowl seat 13 is fixed on the backboard of housing 5 by bolt I 11.

Claims (9)

1. a screw sand washer that adopts wear-resisting composite bearing comprises transmission device, housing (5) and is fixed on the interior axis system of housing, and the front end of described housing (5) is provided with discharging opening (19), and the rear end of described housing is sand washing trough; Described axis system comprises the main shaft (4) that helical blade is installed, described main shaft (4) links to each other with transmission device, be provided with bearing between the backboard of described main shaft (4) tail end and housing (5), it is characterized in that: described bearing is wear-resisting composite bearing (6), comprise ball bowl and the single ball (14) that is positioned at the ball bowl, described ball bowl is fixed on the ball bowl seat; Described ball bowl comprises ball bowl (15) and lower ball bowl (9), and described ball bowl seat comprises ball bowl seat (16) and lower ball bowl seat (13); Described single ball (14) is positioned between ball bowl (15) and the lower ball bowl (9), and described upper ball bowl (15) is fixed on the ball bowl seat (16), and described lower ball bowl (9) is fixed on the lower ball bowl seat (13).
2. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 1 is characterized in that: described ball bowl seat comprises that circular base plate and cross section are the side plate of annulus; The part that described lower ball bowl seat (13) base plate is corresponding with lower ball bowl (9) is provided with jackscrew (12), and the base plate that described jackscrew (12) passes lower ball bowl seat (13) contacts with lower ball bowl (9).
3. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 1, it is characterized in that: the part that exceeds lower ball bowl (9) on the base plate of described lower ball bowl seat (13) is provided with bolt I (11), and the side plate of described upper ball bowl seat (16) is provided with bolt II (20).
4. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 2, it is characterized in that: the quantity of described jackscrew (12) is 1-3, and described a plurality of jackscrews (12) are evenly distributed on the same circumference of lower ball bowl seat (13) base plate.
5. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 3, it is characterized in that: the quantity of described bolt I (11) is 6-12, and described a plurality of bolt I (11) are evenly distributed on the same circumference of lower ball bowl seat (13) base plate; The quantity of described bolt II (20) is 1-2, and described a plurality of bolt II (20) are evenly distributed on the same circumference of ball bowl seat (16) side plate.
6. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 1, it is characterized in that: described upper ball bowl seat (7) is embedded in the tail end of main shaft (4), and by bolt II (20) fixed position; Described lower ball bowl seat (13) is fixed on the backboard of housing (5) by bolt I (11).
7. the described a kind of screw sand washer that adopts wear-resisting composite bearing of any one according to claim 1-6, it is characterized in that: described single ball (5), upper ball bowl (6) and lower ball bowl (1) are wear-resisting bearing steel or high chrome, and described upper ball bowl seat (7) and lower ball bowl seat (4) are common iron.
8. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 1, it is characterized in that: described discharging opening (19) is provided with water return outlet (8) away from an end of housing (5) front end, described water return outlet (8) links to each other with an end of return pipe (18) by the gutter (17) that is arranged on its underpart, and the other end of described return pipe (18) links to each other with sand washing trough.
9. a kind of screw sand washer that adopts wear-resisting composite bearing according to claim 1, it is characterized in that: described transmission device comprises motor (3), described motor (3) links to each other with driving wheel (1) by reductor (2), described driving wheel (1) links to each other with follower (7) by chain, and described follower (7) links to each other with main shaft (4).
CN 201220441365 2012-09-03 2012-09-03 Spiral sand washer adopting wear-resistant composite bearing Expired - Lifetime CN202778686U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220441365 CN202778686U (en) 2012-09-03 2012-09-03 Spiral sand washer adopting wear-resistant composite bearing

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Application Number Priority Date Filing Date Title
CN 201220441365 CN202778686U (en) 2012-09-03 2012-09-03 Spiral sand washer adopting wear-resistant composite bearing

Publications (1)

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CN202778686U true CN202778686U (en) 2013-03-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102836775A (en) * 2012-09-03 2012-12-26 青岛磊鑫混凝土有限公司 Screw sand washer with wear resistant composite bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102836775A (en) * 2012-09-03 2012-12-26 青岛磊鑫混凝土有限公司 Screw sand washer with wear resistant composite bearing

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Granted publication date: 20130313