CN2724970Y - Shaft end sealing and supporting device for horizontal shaft type stirrer mixing shaft - Google Patents
Shaft end sealing and supporting device for horizontal shaft type stirrer mixing shaft Download PDFInfo
- Publication number
- CN2724970Y CN2724970Y CN 200420062945 CN200420062945U CN2724970Y CN 2724970 Y CN2724970 Y CN 2724970Y CN 200420062945 CN200420062945 CN 200420062945 CN 200420062945 U CN200420062945 U CN 200420062945U CN 2724970 Y CN2724970 Y CN 2724970Y
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- China
- Prior art keywords
- shaft
- sealing
- axle
- guard circle
- oil sealing
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- Expired - Fee Related
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Abstract
The utility model relates to a shaft end sealing and supporting device for a horizontal shaft type stirrer mixing shaft, comprising a shaft end sealing device of the mixing shaft 1 and a supporting device 2. The shaft end sealing device of the mixing shaft and the supporting device are sleeved on the horizontal shaft type stirrer mixing shaft 116, are positioned through a dummy club D/d, and are fixedly connected through connecting pieces. The utility model provides a dependable combination seal mechanism with multichannel seals combined, and the seal and the support not only realize separation but also can ensure coaxality reliability.
Description
Technical field:
The utility model relates to a kind of axle horizontal type mixer.Especially the shaft end seal and the supporting arrangement that relate to a kind of axle horizontal type mixer shaft.
Background technology:
The axle horizontal type mixer is widely used in manufacturing enterprises such as building, building materials, but remains in actual use in deficiency:
1, its shaft shaft end seal poor reliability is mixed an interior cement mortar and is easily infiltrated sealing device, and only the depended on pressure butter is extruded mortar, and butter easily enters mixer on the one hand influences concrete quality; In case oil pump is out of order or is improper to the mixer maintenance on the other hand, mortar can enter sealing device very soon, causes quick wearing and tearing, seal failure.
2, much the shaft end seal of mixer shafts is overall structure with supporting, only depends on a cover fluctuate hermetical ring to prevent mortar intrusion bearing, in case seal failure will cause bearing and shaft wear out failure, mixer can not be worked, and it is big to change the shaft cost.
Though 3 have the part mixer to realize separating of shaft end seal and supporting, can effectively prevent the wear damage of shaft, but sealing is listed on two flanges with the installation location benchmark branch of supporting, processing request height to cylindrical shell, must whole boring process, to guarantee the axiality requirement of supporting part and hermetic unit, increased manufacturing cost, small business is difficult to realize.In case axiality can not guarantee between the two, will easily cause the fault of shaft end seal and support unit, influence the quality and the service life of mixer.
The purpose of this utility model is to overcome above-mentioned deficiency, a kind of multiple-sealed reliable combination sealing mechanism that combines that has is provided, sealing had both realized separating with supporting, can guarantee the shaft end seal and the supporting arrangement of the reliable axle horizontal type mixer of axiality shaft again.
The purpose of this utility model is achieved in that a kind of shaft end seal and supporting arrangement of axle horizontal type mixer shaft, comprise shaft axle end sealing device and supporting arrangement, both are placed on the axle horizontal type mixer shaft, by boss location, the fastening connection of connector.To guarantee sealing and supporting arrangement separating and axiality requirement that both install structurally.
Described shaft axle end sealing device comprises mixes arm; guard circle; aside-liner; mix drum flange; pressure butter path; supporting base; oil sealing; the sealing flap; oil sealing; O type circle; fluctuate hermetical ring; axle jack; the axle jack shell; gasket seal; O type circle and compacting ring; mix arm; guard circle; guard circle; the axle jack shell; axle jack and sealing flap axially closely are placed on the shaft successively; mix arm right side inner ring and be provided with stepped hole in; the concave character type end face is arranged near the shaft place in the guard circle left side; be provided with flange in the middle of the guard circle right side; guard circle is embedded to be mixed in the arm right side between the stepped hole and guard circle left side concave character type end face; axle jack shell internal face and axle jack outside wall surface are arranged to corresponding wedge face; axle jack is inserted in the axle jack shell; supporting base is placed on the axle jack shell; mixing the drum flange inner ring is placed on the supporting base; two ends respectively with guard circle right side and supporting base outer ring left-interface; mixing the drum flange outer ring is placed on the guard circle; form radial sealing surfaces A with the outer mural margin of guard circle; aside-liner is placed on the guard circle; its right side engages with guard circle and the left side of mixing drum flange; pressure butter path is opened on the supporting base; its oil-out is arranged on the supporting base internal face; oil-in is arranged on the supporting base right side; oil sealing is embedded on supporting base and the sealing flap internal face; compacting ring and gasket seal are embedded at supporting base left end inwall; and place axle jack shell left side; O type circle is embedded at axle jack shell left end inwall; fluctuate hermetical ring places axle jack shell right-hand member and sealing flap left end inwall, O type circle be embedded between fluctuate hermetical ring outer wall and the axle jack shell and fluctuate hermetical ring and sealing flap inwall between.
The utility model also can be equipped with packing holder in the guard circle right side, and compacting ring and gasket seal are embedded between packing holder right side and the axle jack shell left side, and the packing holder inwall is equipped with sealing ring; Supporting base, mix to offer on drum flange and the guard circle and be through with the compressed air path, compressed air path gas outlet is arranged on the guard circle internal face, and air inlet is arranged on the supporting base right side.
The utility model also can be placed on O type circle on the shaft on sealing flap right side.
Shaft supporting arrangement of the present utility model comprises oil sealing, bearing block, bearing, end cap and oil sealing, oil sealing, bearing block, bearing, end cap and oil sealing all are placed on the shaft, oil sealing and bearing are embedded in the bearing block, and the end cap lid places the bearing block right-hand member, and oil sealing is embedded at the end cap inwall.
Compared with prior art, the utlity model has following advantage:
1, the axle head guard circle is set in axle end sealing device, and mixes arm and liner plate and form the multiple tracks labyrinth structure, prevent that effectively mortar from invading, improve the reliability of sealing.
2, sealing ring, compressed air path are set; form gas sealing mechanism, the inside sealed circle of compressed air stops, outwards by the slit, labyrinth the thin matter mortar of invading is blown out; also form a circle air pressure protective layer simultaneously, effectively prevent the mortar invasion in the porch, slit.
3, sealing gasket, sealing ring, pressure butter path are set, form hydraulic seal, sealing gasket is pressed on the axle jack shell, makes the pressure butter form the pressure protect circle in the annular gap of axle jack and supporting base, prevents the mortar invasion.
4, fluctuate hermetical ring, O shape circle, oil sealing are set, form combination sealing arrangement, prevent to flow into vertically in the bearing of supporting part after the mortar invasion.
5, the installation of bearing block location benchmark is arranged on the supporting base of sealing device, has so both solved the axiality problem of sealing and supporting part, reduced manufacture difficulty and cost again, guarantee product quality.
6, sealing had both realized separating with supporting, was combined into one again, improved the complete machine quality, reduced production costs.
Description of drawings:
Fig. 1 is the shaft end seal and the supporting arrangement connection diagram of the utility model axle horizontal type mixer shaft.
Fig. 2 is the utility model shaft axle end sealing device structure chart.
Fig. 3 is the utility model shaft axle head supporting arrangement structure chart.
Concrete body embodiment:
Referring to Fig. 1, the shaft end seal of the utility model axle horizontal type mixer shaft and supporting arrangement are made up of shaft axle end sealing device 1 and supporting arrangement 2 two parts, and both are placed on the shaft 116, by boss D/d location, the fastening connection of screw.
Referring to Fig. 2, shaft axle end sealing device 1 by mix arm 101, guard circle 102, packing holder 103, guard circle 104, aside-liner 105, mix drum flange 106, compressed air path 107, pressure butter path 108, supporting base 109, oil sealing 110, sealing flap 111, oil sealing 112, O type circle 113,114, fluctuate hermetical ring 115, axle jack 117, axle jack shell 118, gasket seal 119, O type circle 120, compacting ring 121 and sealing ring 122 form.Mixing arm 101, guard circle 102, guard circle 104, packing holder 103, axle jack shell 118, axle jack 117 and sealing flap 111 axially closely is placed on the shaft 116 successively side by side.Mix arm 101 right side inner rings and be provided with stepped hole in, the concave character type end face is arranged near the shaft place in guard circle 104 left sides, and guard circle 102 is embedded to be mixed in arm 101 right sides between the stepped hole and guard circle 104 left side concave character type end faces.Packing holder 103 is embedded at guard circle 104 right sides.Axle jack shell 118 internal faces and axle jack 117 outside wall surface are arranged to corresponding wedge face, and axle jack 117 is inserted in the axle jack shell 118.Supporting base 109 is placed on the axle jack shell 118, mix drum flange 106 inner rings and be placed on the supporting base 109, two ends respectively with guard circle 104 right sides and supporting base 109 outer ring left-interface.Mix drum flange 106 outer rings and be placed on the guard circle 104, form radial sealing surfaces A with guard circle 104 outer mural margins.Aside-liner 105 is placed on the guard circle 104, right side and guard circle 104 and mix drum flange 106 left sides and engage.Compressed air path 107 is offered and is run through supporting base 109, mixes on drum flange 106 and the guard circle 104, and its gas outlet is arranged on guard circle 104 internal faces, and air inlet is arranged on supporting base 109 right sides.Pressure butter path 108 is opened on the supporting base 109, and its oil-out is arranged on supporting base 109 internal faces, and oil-in is arranged on supporting base 109 right sides.Oil sealing 110 and 112 is embedded at respectively on supporting base 109 and sealing flap 111 internal faces.Sealing ring 122 is embedded at packing holder 103 inwalls.Compacting ring 121 and gasket seal 119 are embedded at supporting base 109 left end inwalls, and are embedded between packing holder 103 right sides and axle jack shell 118 left sides.O type circle 120 is embedded at axle jack shell 118 left end inwalls, and fluctuate hermetical ring 115 places axle jack shell 118 right-hand members and sealing flap 111 left end inwalls.O type circle 114 be embedded between fluctuate hermetical ring 115 outer walls and the axle jack shell 118 and fluctuate hermetical ring 115 and sealing flap 111 inwalls between.O type circle 113 is placed on the shaft 116 on sealing flap 111 right sides.
It has five road seal combination and forms.Details are as follows:
A, mix arm 101, guard circle 102, guard circle 104, aside-liner 105 and mix drum flange 106 and form the first road labyrinth seal.In the guard circle 104 and the A of the secure fit place intrusion of isolated mortar effectively of mixing drum flange 106, mix arm 101, guard circle 102, guard circle 104, the B of place that is rotatably assorted, stop the intrusion of coarse sand slurry effectively, reduced speed and quantity that the spun yarn slurry is invaded.
B, compressed air enter and packing holder 103, sealing ring 122 are formed the second road hermetic seal through path 107.Compressed air outwards releases along the fit clearance on shaft surface and the gap in the labyrinth seal, by pressure reduction the fine sand that low speed infiltrates is taken out of, and mixing the seam crossing surface formation air pressure guard circle of arm 101 with guard circle 104, is prevented the intrusion of mortar effectively.
C, compacting ring 121, gasket seal 119, supporting base 109, axle jack shell 118, oil sealing 110 and pressure butter path 108 are formed the 3rd road oil pressure sealing.Compacting ring 121 is pressed on gasket seal 119 on the axle jack shell 118; the pressure butter enters into the annular running clearance that is formed by gasket seal 119, oil sealing 110, supporting base 109 and axle jack shell 118 and forms the oil pressure protective layer; and outwards ooze out by gasket seal 119 trace, play lubricated and prevent the mortar intrusion.
D, O type circle 120, axle jack 117, axle jack shell 118, O type circle 114, fluctuate hermetical ring 115, sealing flap 111 and oil sealing 112 are formed the sealing of the 4th road.O type circle 120 is contained between axle jack shell 118 and the shaft 116 and constitutes static seal, is implemented to fix by axle jack 117, its nothing is moved axially and radially rotation; Oil sealing 112 is installed in the sealing flap 111 and constitutes movable sealing with shaft 116; One group of fluctuate hermetical ring 115 is bearing in the corresponding die cavity of axle jack shell 118 and sealing flap 111 by O type circle 114 respectively, relies on O type circle colloid elastic pressure to make fluctuate hermetical ring 115 realize floating seal, infiltrates to stop mortar.
E, O type circle 113, shaft 116 are formed the sealing of the 5th road. according to gravity principle; mortar forms dropping point in the O type circle bottom of rotating and flows away; in case stop mortar to trickle vertically effectively, the protection block bearing is to guarantee that mixer still can work under the situation of seal failure.
Referring to Fig. 3, shaft supporting arrangement 2 consists of a supporting device independently by oil sealing 201, bearing block 202, bearing 203, end cap 204 and oil sealing 205, is realized isolating seal and is guaranteed the lubricated of bearing by oil sealing.Oil sealing 201, bearing block 202, bearing 203, end cap 204 and oil sealing 205 all are placed on the shaft 116.Oil sealing 201 and bearing 203 are embedded in the bearing block 202.End cap 204 lids place bearing block 202 right-hand members.Oil sealing 205 is embedded at end cap 204 inwalls.
Claims (6)
1, a kind of shaft end seal and supporting arrangement of axle horizontal type mixer shaft, it is characterized in that it comprises shaft axle end sealing device (1) and supporting arrangement (2), both are placed on the axle horizontal type mixer shaft (116), by boss D/d location, the fastening connection of connector.
2; the shaft end seal and the supporting arrangement of a kind of axle horizontal type mixer shaft according to claim 1; it is characterized in that shaft axle end sealing device (1) comprises mixes arm (101); guard circle (102); guard circle (104); aside-liner (105); mix drum flange (106); pressure butter path (108); supporting base (109); oil sealing (110); sealing flap (111); oil sealing (112); O type circle (114); fluctuate hermetical ring (115); axle jack (117); axle jack shell (118); gasket seal (119); O type circle (120) and compacting ring (121); mix arm (101); guard circle (102); guard circle (104); axle jack shell (118); axle jack (117) and sealing flap (111) axially closely are placed on the shaft (116) successively; mix arm (101) right side inner ring and be provided with stepped hole in; the concave character type end face is arranged near the shaft place in guard circle (104) left side; be provided with flange in the middle of guard circle (102) right side; guard circle (102) is embedded to be mixed in arm (101) right side between the stepped hole and guard circle (104) left side concave character type end face; axle jack shell (118) internal face and axle jack (117) outside wall surface are arranged to corresponding wedge face; axle jack (117) is inserted in the axle jack shell (118); supporting base (109) is placed on the axle jack shell (118); mixing drum flange (106) inner ring is placed on the supporting base (109); two ends respectively with guard circle (104) right side and supporting base (109) outer ring left-interface; mixing drum flange (106) outer ring is placed on the guard circle (104); form radial sealing surfaces A with the outer mural margin of guard circle (104); aside-liner (105) is placed on the guard circle (104); its right side and guard circle (104) and the left side of mixing drum flange (106) engage; pressure butter path (108) is opened on the supporting base (109); its oil-out is arranged on supporting base (109) internal face; oil-in is arranged on supporting base (109) right side; oil sealing (110) and (112) are embedded at respectively on supporting base (109) and sealing flap (111) internal face; compacting ring (121) and gasket seal (119) are embedded at supporting base (109) left side; and place axle jack shell (118) left side; O type circle (120) is embedded at axle jack shell (118) left end inwall; fluctuate hermetical ring (115) places axle jack shell (118) right-hand member and sealing flap (111) left end inwall, and O type circle (114) is embedded between fluctuate hermetical ring (115) outer wall and the axle jack shell (118) and fluctuate hermetical ring (115) and sealing between flap (111) inwall.
3, the shaft end seal and the supporting arrangement of a kind of axle horizontal type mixer shaft according to claim 2, it is characterized in that guard circle (104) right side is equipped with packing holder (103), compacting ring (121) and gasket seal (119) are embedded between packing holder (103) right side and axle jack shell (118) left side, and packing holder (103) inwall is equipped with sealing ring (122); Supporting base (109), mix to offer on drum flange (106) and the guard circle (104) and be through with compressed air path (107), compressed air path (107) gas outlet is arranged on guard circle (104) internal face, and air inlet is arranged on supporting base (109) right side.
4,, it is characterized in that sealing on the shaft (116) on flap (111) right side and be equipped with O type circle (113) according to the shaft end seal and the supporting arrangement of claim 2 or 3 described a kind of axle horizontal type mixer shafts.
5, according to claim 1 or 2, the shaft end seal and the supporting arrangement of 3 described a kind of axle horizontal type mixer shafts, it is characterized in that shaft supporting arrangement (2) comprises oil sealing (201), bearing block (202), bearing (203), end cap (204) and oil sealing (205), oil sealing (201), bearing block (202), bearing (203), end cap (204) and oil sealing (205) all are placed on the shaft (116), oil sealing (201) and bearing (203) are embedded in the bearing block (202), end cap (204) lid places bearing block (202) right-hand member, and oil sealing (205) is embedded at end cap (204) inwall.
6, the shaft end seal and the supporting arrangement of a kind of axle horizontal type mixer shaft according to claim 4, it is characterized in that shaft supporting arrangement (2) comprises oil sealing (201), bearing block (202), bearing (203), end cap (204) and oil sealing (205), oil sealing (201), bearing block (202), bearing (203), end cap (204) and oil sealing (205) all are placed on the shaft (116), oil sealing (201) and bearing (203) are embedded in the bearing block (202), end cap (204) lid places bearing block (202) right-hand member, and oil sealing (205) is embedded at end cap (204) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420062945 CN2724970Y (en) | 2004-07-22 | 2004-07-22 | Shaft end sealing and supporting device for horizontal shaft type stirrer mixing shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420062945 CN2724970Y (en) | 2004-07-22 | 2004-07-22 | Shaft end sealing and supporting device for horizontal shaft type stirrer mixing shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2724970Y true CN2724970Y (en) | 2005-09-14 |
Family
ID=35039697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420062945 Expired - Fee Related CN2724970Y (en) | 2004-07-22 | 2004-07-22 | Shaft end sealing and supporting device for horizontal shaft type stirrer mixing shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2724970Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269307B (en) * | 2008-05-06 | 2010-06-02 | 无锡同济江加建材科技有限公司 | Axle end sealing device of high speed dispersion mechanism |
| CN101659084B (en) * | 2009-09-21 | 2012-01-11 | 三一重工股份有限公司 | Method and device for automatically tackling blockage |
| CN101576165B (en) * | 2008-05-09 | 2013-06-12 | 陆建平 | Double-bearing floating sealing device |
| CN108035719A (en) * | 2017-12-01 | 2018-05-15 | 辽宁三三工业有限公司 | A kind of shield machine |
| CN110744718A (en) * | 2019-11-08 | 2020-02-04 | 芜湖中集瑞江汽车有限公司 | Mixer truck |
| CN111559006A (en) * | 2020-05-29 | 2020-08-21 | 中铁工程装备集团有限公司 | Double-floating sealed stirring device |
-
2004
- 2004-07-22 CN CN 200420062945 patent/CN2724970Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269307B (en) * | 2008-05-06 | 2010-06-02 | 无锡同济江加建材科技有限公司 | Axle end sealing device of high speed dispersion mechanism |
| CN101576165B (en) * | 2008-05-09 | 2013-06-12 | 陆建平 | Double-bearing floating sealing device |
| CN101659084B (en) * | 2009-09-21 | 2012-01-11 | 三一重工股份有限公司 | Method and device for automatically tackling blockage |
| CN108035719A (en) * | 2017-12-01 | 2018-05-15 | 辽宁三三工业有限公司 | A kind of shield machine |
| CN108035719B (en) * | 2017-12-01 | 2024-04-26 | 辽宁三三工业有限公司 | Shield machine |
| CN110744718A (en) * | 2019-11-08 | 2020-02-04 | 芜湖中集瑞江汽车有限公司 | Mixer truck |
| CN111559006A (en) * | 2020-05-29 | 2020-08-21 | 中铁工程装备集团有限公司 | Double-floating sealed stirring device |
| CN111559006B (en) * | 2020-05-29 | 2021-11-19 | 中铁工程装备集团有限公司 | Double-floating sealed stirring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |