CN202901177U - Multistage speed reducer for concrete mixing plant - Google Patents
Multistage speed reducer for concrete mixing plant Download PDFInfo
- Publication number
- CN202901177U CN202901177U CN 201220514379 CN201220514379U CN202901177U CN 202901177 U CN202901177 U CN 202901177U CN 201220514379 CN201220514379 CN 201220514379 CN 201220514379 U CN201220514379 U CN 201220514379U CN 202901177 U CN202901177 U CN 202901177U
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- gear
- bevel gear
- speed reducer
- mixing plant
- concrete mixing
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Abstract
The utility model relates to a multistage speed reducer for a concrete mixing plant. A front shell and a back shell are connected together, an input bevel gear is fixed at a right end of a back shell by an input bearing seat, a synchronous shaft is fixed at a left end of a back shell, the input bevel gear is connected with the synchronous shaft, a driven bevel gear is fixed at an upper end of the back shell by a middle bearing seat, the driven bevel gear is meshed with the input bevel gear, a primary sun wheel is connected with the driven bevel gear by a spline, a secondary sun wheel is connected with a primary planet carrier through tooth fit, and an output flange is connected with a secondary planet carrier by a spline, so that a power transmission process is formed. The utility model has the advantages that 1, two devices are connected by a synchronizing device so as to realize synchronous transmission output, and perpendicular output is realized through bevel gear connection; 2, a load balancing mechanism of which basic components are floating is adopted, so that carrying capability and the reliability of the speed reducer are improved; 3, the multistage speed reducer for the concrete mixing plant has the advantages of small structural dimension and compact structure; and 4, the multistage speed reducer for the concrete mixing plant is low in running noise and long in service life.
Description
Technical field
The utility model relates to a kind of retarder, relates in particular to a kind of concrete mixing plant multi-stage speed reducer.
Background technique
Present domestic concrete mixing plant output is soaring steadily, and domestic existing helical gear-bevel gear reducer and worm decelerating machine can be realized vertical-transmission, but they do not have synchronizer, is difficult to realize that two-shipper inputs synchronously.The factor affecting such as concrete mixing plant is subjected to Lead Time long with the long-term dependence on import of reducer, and is expensive have seriously restricted the fast development of enterprise.For tackling this imbalance between supply and demand, be badly in need of a kind of compact structure of exploitation, large, the stable working of bearing capacity, input and vertical output are fit to the concrete mixing plant multi-stage speed reducer product that Vehicles Collected from Market requires synchronously.
The model utility content
Technical problem to be solved in the utility model is: a kind of concrete mixing plant multi-stage speed reducer is provided, by bevel gearing and planetary type gear transmission unit combination transmission, solve China's existing concrete mixing plant speed reducer dedicated can not fine realization two-shipper synchronously and the technical problem of vertical output, have simultaneously compact structure, velocity ratio is large, the backhaul gap is little, precision is than advantages of higher.
The utility model is that the technological scheme that the problem of the above-mentioned proposition of solution adopts is:
A kind of concrete mixing plant multi-stage speed reducer, comprise front case 1, rear case 2, synchronizing shaft 3, input bevel gear 4, driven wheel of differential 5, input shaft bearing 6, middle bearing bracket 7, one-level sun gear 8, primary planet carrier 9, secondary solar gear 10, secondary planet frame 11, primary planet pinion 12, secondary planetary gear 13, ring gear 14, output flange 15, heat-dissipating fan 16, front case 1 links together with rear case 2, input bevel gear 4 is fixed on rear case 2 right-hand members by input shaft bearing 6, synchronizing shaft 3 is fixed on rear case 2 left ends, and input bevel gear 4 is connected with synchronizing shaft 3, and driven wheel of differential 5 is fixed on rear case 2 upper ends by middle bearing bracket 7, driven wheel of differential 5 and 4 engagements of input bevel gear, one-level sun gear 8 is connected with driven wheel of differential 5, and primary planet pinion 12 is connected with primary planet carrier 9, primary planet pinion 12 1 ends and 8 engagements of one-level sun gear, primary planet pinion 12 the other ends and ring gear 14 engagements, primary planet carrier 9 is connected with secondary solar gear 10, and secondary planetary gear 13 is connected with secondary planet frame 11, secondary planetary gear 13 1 ends and secondary solar gear 10 engagements, secondary planetary gear 13 the other ends and ring gear 14 engagements, output flange 15 is connected with secondary planet frame 11, and ring gear 14 is fixed in the front case 1, on input bevel gear 4 axles heat-dissipating fan 16 is housed.
2 of described input shaft bearing 6 and rear cases are equipped with spacer A17, and 2 of middle bearing bracket 7 and rear cases are equipped with spacer B18, are used for input bevel gear 4 and driven wheel of differential 5 engagement backlash adjustment.
Described one-level sun gear 8, primary planet carrier 9, secondary solar gear 10 all adopt floating structure.
Described output flange 15 adopts spherical axle design.
Working principle of the present utility model: front case and rear case are bolted together, consist of the supportive body of whole retarder, adopt the asbestos packing sealing between the two; Bevel gear is fixed on the input shaft bearing by a pair of tapered roller bearing in input, and with bolt the input shaft bearing is fixed on the rear case right-hand member, synchronizing shaft is fixed on the rear case left end by a pair of deep groove ball bearing, and input bevel gear and synchronizing shaft is coaxial and pass through spline joint; Driven wheel of differential is fixed on the middle bearing bracket by a pair of tapered roller bearing, and with Antisliding bolt middle bearing bracket is fixed on rear case upper end, driven wheel of differential and input bevel gear engagement transferring power reach input shaft and output shaft not in the purpose of same straight line; The one-level sun gear is connected with driven wheel of differential by spline, and secondary solar gear cooperates by tooth and is connected with primary planet carrier, and output flange is connected with the secondary planet frame by spline, consists of the power transmission process.The utility model uses in groups, and two every group, two reducer structures are similar, only the input and synchronous extreme direction opposite, during work about each one, synchronizing shaft is connected by coupling.
The beneficial effects of the utility model are: 1, two table apparatus connect by synchronizer, realize Synchronous Transmission output; Adopt bevel gear to connect and realize vertical output.2, the load balancing mechanism that adopts basic building block to float, symmetrical load improves the bearing capacity of gear and the unfailing performance of speed reducer.3, to have physical dimension little for the utility model complete machine, compact structure, the advantage that velocity ratio is large, the backhaul gap is little, precision is higher.4, running noise is low, long service life.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1-front case, 2-rear case, 3-synchronizing shaft, 4-inputs bevel gear, 5-driven wheel of differential, 6-input shaft bearing, the 7-middle bearing bracket, 8-one-level sun gear, 9-primary planet carrier, the 10-secondary solar gear, 11-secondary planet frame, 12-primary planet pinion, the 13-secondary planetary gear, 14-ring gear, 15-output flange, the 16-heat-dissipating fan, 17-spacer A, 18-spacer B.
Embodiment
Further specify embodiment of the present utility model below in conjunction with accompanying drawing.
With reference to Fig. 1, the described a kind of concrete mixing plant multi-stage speed reducer of this embodiment, comprise front case 1, rear case 2, synchronizing shaft 3, input bevel gear 4, driven wheel of differential 5, input shaft bearing 6, middle bearing bracket 7, one-level sun gear 8, primary planet carrier 9, secondary solar gear 10, secondary planet frame 11, primary planet pinion 12, secondary planetary gear 13, ring gear 14, output flange 15, heat-dissipating fan 16, front case 1 links together with rear case 2, and input bevel gear 4 is fixed on rear case 2 right-hand members by input shaft bearing 6, and synchronizing shaft 3 is fixed on rear case 2 left ends, bevel gear 4 is connected with synchronizing shaft 3 in input, driven wheel of differential 5 is fixed on rear case 2 upper ends by middle bearing bracket 7, driven wheel of differential 5 and 4 engagements of input bevel gear, and one-level sun gear 8 is connected with driven wheel of differential 5, primary planet pinion 12 is connected with primary planet carrier 9, primary planet pinion 12 1 ends and 8 engagements of one-level sun gear, primary planet pinion 12 the other ends and ring gear 14 engagements, primary planet carrier 9 is connected with secondary solar gear 10, secondary planetary gear 13 is connected with secondary planet frame 11, secondary planetary gear 13 1 ends and secondary solar gear 10 engagements, secondary planetary gear 13 the other ends and ring gear 14 engagements, output flange 15 is connected with secondary planet frame 11, ring gear 14 is fixed in the front case 1, on input bevel gear 4 axles heat-dissipating fan 16 is housed.
2 of described input shaft bearing 6 and rear cases are equipped with spacer A17, and 2 of middle bearing bracket 7 and rear cases are equipped with spacer B18, are used for input bevel gear 4 and driven wheel of differential 5 engagement backlash adjustment.
Described one-level sun gear 8, primary planet carrier 9, secondary solar gear 10 all adopt floating structure.
Described output flange 15 adopts spherical axle design.
The working principle of this embodiment: front case and rear case are bolted together, consist of the supportive body of whole retarder, adopt the asbestos packing sealing between the two; Bevel gear is fixed on the input shaft bearing by a pair of tapered roller bearing in input, and with bolt the input shaft bearing is fixed on the rear case right-hand member, synchronizing shaft is fixed on the rear case left end by a pair of deep groove ball bearing, and input bevel gear and synchronizing shaft is coaxial and pass through spline joint; Driven wheel of differential is fixed on the middle bearing bracket by a pair of tapered roller bearing, and with Antisliding bolt middle bearing bracket is fixed on rear case upper end, driven wheel of differential and input bevel gear engagement transferring power reach input shaft and output shaft not in the purpose of same straight line; The one-level sun gear is connected with driven wheel of differential by spline, and secondary solar gear cooperates by tooth and is connected with primary planet carrier, and output flange is connected with the secondary planet frame by spline, consists of the power transmission process.The utility model uses in groups, and two every group, two reducer structures are similar, only the input and synchronous extreme direction opposite, during work about each one, synchronizing shaft is connected by coupling.
The beneficial effect of this embodiment is: 1, two table apparatus connect by synchronizer, realize Synchronous Transmission output; Adopt bevel gear to connect and realize vertical output.2, the load balancing mechanism that adopts basic building block to float, symmetrical load improves the bearing capacity of gear and the unfailing performance of speed reducer.3, to have physical dimension little for the utility model complete machine, compact structure, the advantage that velocity ratio is large, the backhaul gap is little, precision is higher.4, running noise is low, long service life.
Specific embodiment of the utility model does not consist of restriction of the present utility model, and every employing analog structure of the present utility model and variation are all in protection domain of the present utility model.
Claims (4)
1. concrete mixing plant multi-stage speed reducer, it is characterized in that: comprise front case (1), rear case (2), synchronizing shaft (3), input bevel gear (4), driven wheel of differential (5), input shaft bearing (6), middle bearing bracket (7), one-level sun gear (8), primary planet carrier (9), secondary solar gear (10), secondary planet frame (11), primary planet pinion (12), secondary planetary gear (13), ring gear (14), output flange (15), heat-dissipating fan (16), front case (1) links together with rear case (2), input bevel gear (4) is fixed on rear case (2) right-hand member by input shaft bearing (6), synchronizing shaft (3) is fixed on rear case (2) left end, input bevel gear (4) is connected with synchronizing shaft (3), driven wheel of differential (5) is fixed on rear case (2) upper end by middle bearing bracket (7), driven wheel of differential (5) and input bevel gear (4) engagement, one-level sun gear (8) is connected with driven wheel of differential (5), primary planet pinion (12) is connected with primary planet carrier (9), primary planet pinion (12) one ends and one-level sun gear (8) engagement, primary planet pinion (12) the other end and ring gear (14) engagement, primary planet carrier (9) is connected with secondary solar gear (10), secondary planetary gear (13) is connected with secondary planet frame (11), secondary planetary gear (13) one ends and secondary solar gear (10) engagement, secondary planetary gear (13) the other end and ring gear (14) engagement, output flange (15) is connected with secondary planet frame (11), ring gear (14) is fixed in the front case (1), on input bevel gear (4) axle heat-dissipating fan (16) is housed.
2. a kind of concrete mixing plant multi-stage speed reducer as claimed in claim 1, it is characterized in that: between described input shaft bearing (6) and rear case (2) spacer A(17 is housed), between middle bearing bracket (7) and rear case (2) spacer B(18 is housed).
3. a kind of concrete mixing plant multi-stage speed reducer as claimed in claim 1, it is characterized in that: described one-level sun gear (8), primary planet carrier (9), secondary solar gear (10) all adopt floating structure.
4. a kind of concrete mixing plant multi-stage speed reducer as claimed in claim 1, it is characterized in that: described output flange (15) adopts spherical axle design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514379 CN202901177U (en) | 2012-10-09 | 2012-10-09 | Multistage speed reducer for concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514379 CN202901177U (en) | 2012-10-09 | 2012-10-09 | Multistage speed reducer for concrete mixing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202901177U true CN202901177U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220514379 Expired - Lifetime CN202901177U (en) | 2012-10-09 | 2012-10-09 | Multistage speed reducer for concrete mixing plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202901177U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821878A (en) * | 2013-12-13 | 2014-05-28 | 徐州徐工施维英机械有限公司 | Speed reducer for transit mixer truck |
| CN104100679A (en) * | 2014-08-05 | 2014-10-15 | 徐州徐工施维英机械有限公司 | Mixing main machine transmission device and mixing station |
-
2012
- 2012-10-09 CN CN 201220514379 patent/CN202901177U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821878A (en) * | 2013-12-13 | 2014-05-28 | 徐州徐工施维英机械有限公司 | Speed reducer for transit mixer truck |
| CN104100679A (en) * | 2014-08-05 | 2014-10-15 | 徐州徐工施维英机械有限公司 | Mixing main machine transmission device and mixing station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |