CN221099323U - Double-power driving device of two-gear supporting lime rotary kiln - Google Patents
Double-power driving device of two-gear supporting lime rotary kiln Download PDFInfo
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- CN221099323U CN221099323U CN202322952235.8U CN202322952235U CN221099323U CN 221099323 U CN221099323 U CN 221099323U CN 202322952235 U CN202322952235 U CN 202322952235U CN 221099323 U CN221099323 U CN 221099323U
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Abstract
The utility model relates to a double-power driving device of a two-gear support lime rotary kiln, which comprises a power system and a main speed reducer, wherein the power system comprises a production power system and a non-production power system, the production power system is arranged at one end of an input shaft of the main speed reducer, the non-production power system is arranged at the other end of the input shaft of the main speed reducer, the production power system comprises a high-speed coupler and a motor, the non-production power system comprises a jaw clutch, a secondary speed reducer and a diesel engine unit, the motor is fixedly connected with the main speed reducer through the high-speed coupler, and the diesel engine unit is connected with the secondary speed reducer through a friction plate clutch. The utility model has the advantages that: the gear coupling and the high-speed coupling are both serpentine couplings with good vibration reduction effects, so that the transmission of vibration of the rotary kiln between driving device equipment can be effectively blocked for a plurality of times, the vibration reduction rate is improved, and resonance can be avoided.
Description
Technical Field
The utility model relates to the technical field of rotary kilns, in particular to a double-power driving device of a two-gear support lime rotary kiln.
Background
The large-scale two-gear support rotary kiln is mainly used for heating and calcining various mineral materials such as metallurgy, building materials, ores and the like, a driving device of the two-gear support rotary kiln is the most important equipment of the rotary kiln, and the driving device adopts motor electric power which needs to be supplied with multiple paths, so that the phenomenon that the kiln is stopped due to power failure caused by single-path power supply is avoided; in addition, the rotary kiln belongs to continuous operation equipment, and vibration and impact to a driving device during operation exist for a long time because the total weight is more than thousand tons, so that the service life of the equipment is finally influenced by accumulation of time and month, and the problem of how to reduce the vibration or resonance of the driving device and improve the service life of the driving device is needed to be solved urgently.
Disclosure of Invention
The utility model aims to provide a double-power driving device of a two-gear supported lime rotary kiln, which adopts a double-power system arranged in parallel to meet the operation requirements of the rotary kiln under different working conditions; and a plurality of vibration reduction elements are adopted to block the impact and vibration brought by the rotation of the rotary kiln to the driving device, so that the service life of the equipment is prolonged.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
The utility model provides a two grades of support lime rotary kilns double dynamical drive arrangement, double dynamical drive arrangement includes driving system and main speed reducer, driving system includes production driving system and non-production driving system, production driving system sets up the one end at the input shaft of main speed reducer, non-production driving system sets up the other end at the input shaft of main speed reducer, production driving system includes high-speed shaft coupling and motor, non-production driving system includes jaw clutch, secondary speed reducer, diesel engine unit, the motor passes through high-speed shaft coupling and main speed reducer fixed connection, diesel engine unit passes through friction disc clutch and is connected with secondary speed reducer, the output shaft of secondary speed reducer passes through jaw clutch and is connected with main speed reducer.
The non-production power system further comprises a limit switch, the jaw clutch is provided with a vibration-resistant device, the limit switch is connected with the vibration-resistant device, the vibration-resistant device comprises a vibration-resistant handle, a vibration-resistant pin shaft, a pin shaft mounting seat I, a pin shaft mounting seat II, a support I and a support II, the vibration-resistant handle is fixed on a sliding jaw clutch a half, the vibration-resistant handle is moved, the jaw clutch a half moves along the axial direction and can be meshed with or separated from a jaw clutch b half, the jaw clutch b half is fixedly connected with an output shaft of the main speed reducer, and an output shaft of the secondary speed reducer is semi-fixedly connected with the jaw clutch a;
The first pin shaft mounting seat and the second pin shaft mounting seat are respectively fixedly connected with two sides of the vibration-resistant handle, the first pin shaft mounting seat, the second pin shaft mounting seat and the vibration-resistant handle are coaxial, the first bracket and the second bracket are respectively arranged at the connection terminal position and the disconnection terminal position of the two sides of the vibration-resistant handle, the first pin shaft mounting seat and the second pin shaft mounting seat are respectively provided with a first pin hole, the first bracket and the second bracket are respectively provided with a second pin hole, and when the first pin hole and the second pin hole are coincident, the pin shaft is inserted in a penetrating manner, so that the vibration-resistant handle is fixed.
The limit switch is arranged at the disconnection terminal position of the vibration-resistant handle and is positioned at the lower part of the vibration-resistant handle, the vibration-resistant handle is provided with an induction plate, and the induction plate is matched with the limit switch and used for triggering the limit switch and transmitting a signal for triggering the limit switch to the control system, and the power system is arranged in the heat insulation protective cover.
The production power system is arranged vertically to the non-production power system.
The rotary kiln further comprises a first supporting device, a second supporting device, a first concrete foundation, a second concrete foundation, a transmission gear ring and a gear, wherein the first supporting device is arranged on the first concrete foundation, the first concrete foundation is arranged at one end of the kiln body close to the kiln tail of the rotary kiln, the second supporting device is arranged on the second concrete foundation, the first supporting device is provided with a positioning baffle wheel, and the double-power driving device is positioned between the first supporting device and the second supporting device and is positioned on the first concrete foundation close to the first supporting device;
a transmission gear ring is arranged between the first supporting device and the second supporting device and close to the first supporting device, the transmission gear ring is meshed with a gear, and the gear is connected with an output shaft of the main speed reducer.
The gear is connected with an output shaft of the main speed reducer through a gear coupling, gear bearings are connected to two sides of the gear, and a transmission gear ring is arranged in the gear protection cover.
The positioning baffle wheel is in rolling contact with the conical surface of the retainer ring of the rotary kiln, and is driven by hydraulic pressure to prevent the rotary kiln from channeling downwards and push the rotary kiln to channeling upwards
Compared with the prior art, the utility model has the beneficial effects that:
1. The gear is connected with an output shaft of the main speed reducer through a gear coupler, the motor is fixedly connected with the main speed reducer through a high-speed coupler, and the gear coupler and the high-speed coupler are both snake-shaped couplers with good vibration reduction effects, so that the transmission of vibration of the rotary kiln between driving device equipment can be effectively blocked for a plurality of times, the vibration reduction rate is improved, and resonance can be avoided;
2. The safety protection limit switch prevents the interference of the production power system and the non-production power system;
3. The driving device adopts a double power system which is arranged in parallel, realizes free switching through the vibration-resistant device, saves energy and reduces emission, and meets the operation requirements of the rotary kiln under different working conditions, namely, the production power system is used for meeting the rated capacity requirement of the rotary kiln under the production condition, and the non-production power system is used for meeting the low-speed and short-time operation requirement of the rotary kiln under the maintenance or overhaul condition;
4. The vibration-resistant device is used for fixing the jaw clutch at an opening or disconnecting position, so that the connection or disconnection of the non-production power system and the driving device is completed, the operation is simple, and the realization is easy.
Drawings
FIG. 1 is a front view of a dual power drive for a two stage supported lime rotary kiln.
Fig. 2 is a top view of a dual power drive for a two stage supported lime rotary kiln.
FIG. 3 is an enlarged view I of a dual power drive for a two stage supported lime rotary kiln.
Figure 4 is A-A view of a dual power drive of a two stage supported lime rotary kiln.
Fig. 5 is an enlarged view II of the double power drive of the two-stage supported lime rotary kiln.
FIG. 6 is a B-B view of a dual power drive of a two stage supported lime rotary kiln.
In the figure: 1-rotary kiln 2-supporting device with positioning baffle wheel 3-supporting device 4-concrete foundation one 5-concrete foundation two 6-transmission gear ring 7-gear ring cover 8-gear 9-gear bearing 10-gear coupling 11-main reducer 12-power system 12.1-production power system 12.2-non-production power system 12.1.1-high-speed coupling 12.1.2-motor 12.2.1-tooth clutch 12.2.2 with vibration-resisting device-secondary speed reducer 12.2.3-friction plate clutch 12.2.4 with handle-diesel engine unit 12.2.5-safety protection limit switch 12.2.6-protection heat shield 13-vibration-resisting device 13.1-vibration-resisting handle 13.2-vibration-resisting pin 13.3-pin mounting seat 13.4-fixing support.
Detailed Description
The present utility model will be described in detail below with reference to the drawings of the specification, but it should be noted that the practice of the present utility model is not limited to the following embodiments.
The following examples are given by way of illustration of detailed embodiments and specific procedures based on the technical scheme of the present utility model, but the scope of the present utility model is not limited to the following examples. The methods used in the examples described below are conventional methods unless otherwise specified.
[ Example 1]
1-4, A double-power driving device of a two-gear support lime rotary kiln is used for driving the rotary kiln 1 to rotate, is arranged between two-gear supports of the rotary kiln and is close to the end of a support device 2 with a positioning baffle wheel, and comprises the rotary kiln 1, the support device 2 with the positioning baffle wheel, a support device 3, a concrete foundation I4, a concrete foundation II 5, a transmission gear ring 6, a gear ring cover 7, a gear 8, a gear bearing 9, a gear coupling 10, a main speed reducer 11 and a power system 12, wherein the power system comprises a production power system 12.1 and a non-production power system 12.2, production power system 12.1 equipment comprises a high-speed coupling 12.1.1 and a motor 12.1.2, and non-production power system 12.2 equipment comprises a jaw clutch 12.2.1 with a vibration-resistant device, a secondary speed reducer 12.2.2, a friction plate clutch 12.2.3 with a handle, a diesel engine assembly 12.2.4, a safety protection limit switch 12.2.5, a protection heat shield 12.2.6 and a vibration-resistant device 13; the gear coupling 10 and the high-speed coupling 12.1.1 are both serpentine couplings; the vibration reduction element comprises a gear coupler 10, a high-speed coupler 12.1.1 and a jaw clutch 12.2.1, and is used for blocking impact and vibration brought by rotary kiln rotation to a driving device and prolonging the service life of equipment; the friction plate clutch 12.2.3 with handle is used to turn on or off the diesel engine assembly 12.2.4.
The rotary kiln 1 is supported on a first concrete foundation 4 and a second concrete foundation 5 of the rotary kiln through two-gear supports, namely a support device 2 and a support device 3 with positioning baffle wheels, the support device 2 with the positioning baffle wheels is positioned at the high end of the rotary kiln, the positioning baffle wheels prevent the rotary kiln from channeling downwards and upwards, and the positioning baffle wheels adopt a novel box-type hydraulic baffle wheel device with the publication number of CN208983841U and can also adopt other types; the driving device is positioned on the concrete foundation near the end of the supporting device 2 with the positioning baffle wheel.
The two sides of the input shaft of the main speed reducer 11 are used as hinges, and the production power system 12.1 and the non-production power system 12.2 are connected in parallel at the two ends; the power output by the power system 12 equipment drives the rotary kiln to rotate through the main speed reducer 11 and the meshing of the gear 8 and the gear ring 6; the production power 12.1 system is a main power system of the rotary kiln, and the motor 12.1.2 is used as power and is fixedly connected with the main speed reducer 11 without disconnection; the non-production power system 12.2 is used as an auxiliary power system of the rotary kiln, the diesel engine assembly 12.2.4 is used as power, and the connection or disconnection of the main reducer 11 is switched through the jaw clutch 12.2.1 with the vibration-resistant device. The non-production power system is provided with a secondary speed reducer 12.2.2 for reducing the rotating speed of the rotary kiln twice.
Safety protection limit switch 12.2.5 prevents misoperation of production power system 12.1 and non-production power system 12.2 to the collection signal of safety protection limit switch 12.2.5 is transmitted to PLC control system, and when safety protection limit switch 12.2.5 triggers, the unable start of motor is guaranteed.
The driving device is arranged at a position which is about 3 meters to 5 meters away from the supporting device 2 with the positioning baffle wheel; the transmission stages of the main speed reducer 11 and the secondary speed reducer 12.2.2 are three stages; the rotary kiln 1 rotates in a counterclockwise direction in a direction facing the supporting device of the positioning baffle wheel; the driving device is arranged in parallel with the central line of the rotary kiln 1 and is arranged at the right end of the central line of the rotary kiln in the direction facing the supporting device 2 with the positioning baffle wheel; the gear 8 is provided with a central angle alpha of 30-45 degrees; the gear bearing 9 adopts a large-clearance bearing so as to adapt to the working condition that the driving device has larger vibration impact and high heat radiation; the production power system 12.1 and the non-production power system 12.2 are vertically arranged, so that the space is saved due to the vertical arrangement, and the operation is convenient;
Referring to fig. 5 and 6, vibration-resistant means 13 are provided for securing the dog clutch in an open or disengaged position; the vibration-resistant device 13 comprises a vibration-resistant handle 13.1, a vibration-resistant nylon pin 13.2, a pin mounting seat 13.3 and a fixed bracket 13.4, wherein the vibration-resistant handle 13.1 is fixed on a slidable jaw clutch a half, and the moving handle 13.1 can axially move the jaw clutch a half to realize semi-engagement or disengagement with a jaw clutch b so as to complete connection or disconnection of a non-production power system and a driving device; the jaw clutch b is semi-fixed on the output shaft of the main speed reducer 11 and is not movable; the vibration-resistant handle 13.1 is provided with two wings at the end part and a cantilever pin shaft mounting seat 13.3, the handle 13.1 is positioned at two terminal positions of connection or disconnection, the lower end of the pin shaft mounting seat 13.3 is coaxially provided with a fixed support 13.4, when the handle 13.1 is positioned at two terminal positions of connection or disconnection, a pin shaft 13.2 is inserted into the corresponding pin shaft mounting seat 13.3 and the fixed support 13.4 in a penetrating way, the handle 13.1 is fixed, and then a movable jaw clutch a half connected with the pin shaft is also fixed, so that the fixed movable jaw clutch a half is prevented from moving axially due to vibration generated by equipment or other reasons, and the axial movement deviates from the original position. The devices or structures of this embodiment, which are not specifically described, are all conventional techniques or technical solutions disclosed in the above cited documents.
The working process is as follows:
The production power system is started during normal production, the non-production power system is started during emergency, the non-production power system is used as an auxiliary system of the production power system, the production power system and the non-production power system cannot be started at the same time, and the limit switch is connected with the PLC system;
The method specifically comprises the following steps:
1) The production power system 12.1 is started, and specifically comprises the following steps:
s11, moving the vibration-resistant handle 13.1 of the vibration-resistant device 13 to a position where the jaw clutch 12.2.1 with the vibration-resistant device is disconnected, namely, the vibration-resistant handle 13.1 is in a disconnection terminal position, and triggering a safety protection limit switch 12.2.5;
S12, starting a motor 12.1 of a production power system, and sequentially transmitting power to a high-speed coupler 12.1.1, a main speed reducer 11, a gear coupler 10, a gear 8 and a transmission gear ring 6 by the motor to drive the rotary kiln 1 to rotate under the support of a supporting device 2 and a supporting device 3 with positioning baffle wheels;
S13, the rotary kiln 1 rotates at a rated rotation speed;
2) The non-productive power system 12.2 is activated, which comprises the following steps:
s21, turning off a motor of the production power system 12.1;
S22, moving the vibration-resistant handle 13.1 of the vibration-resistant device 13 to a position where the jaw clutch 12.2.1 with the vibration-resistant device is meshed, namely, the vibration-resistant handle 13.1 is at a connection terminal position, and resetting the safety protection limit switch 12.2.5;
s23, closing a friction plate clutch 12.2.3 with a handle;
S24, starting a diesel engine unit 12.2.4 of the non-production power system 12.2, and sequentially transmitting power to a friction plate clutch 12.2.3 with a handle, a secondary speed reducer 12.2.2, a tooth-embedded clutch 12.2.1 with a vibration-resistant device, a main speed reducer 11, a gear coupling 10, a gear 8 and a transmission gear ring 6 by the diesel engine unit 12.2.4, wherein the tooth-embedded clutch 12.2.1 with the vibration-resistant device is in a meshed state, and driving the rotary kiln 1 to rotate under the support of a supporting device 2 with a positioning baffle wheel and a supporting device 3;
S25, the rotary kiln 1 rotates at a low speed.
The configuration of main parameters of the rotary kiln rotating speeds of the production power system and the non-production power system can meet the capacity requirements of two-gear supported rotary kilns with different specifications and sizes, and the configuration is as follows:
The kiln size of the rotary kiln 1 supported by two gears is 3-6 m in diameter, the span of the rotary kiln is 30-50 m, the length of the rotary kiln is 50-80 m, and the inclination angle of the rotary kiln is 3.5% (tangent); the production power system 12.1, the rotating speed range is 0.1-2 revolutions per minute, the rated rotating speed is 1 revolution per minute, the non-production power system 12.2 adopts a jaw clutch with a vibration-resistant device 13 and is manually switched to be connected or disconnected with a driving device, and the non-production power system 12.2, the rotating speed of which is 0.1 revolution per minute, ensures safety and reliability; in conclusion, the rotating speed parameters of the power system have high suitability, namely, rotary kilns with different specifications adopt corresponding rotating speed configuration, thereby realizing the serialization of the rotary kiln productivity, improving daily output of each kiln type of the rotary kiln and reaching 300-1500 tons;
The gear is connected with the output shaft of the main speed reducer through the gear coupling, the motor is fixedly connected with the main speed reducer through the high-speed coupling, and the gear coupling and the high-speed coupling are both snake-shaped couplings with good vibration reduction effects, so that the transmission of vibration of the rotary kiln between driving device equipment can be effectively blocked for a plurality of times, the vibration reduction rate is improved, and resonance can be avoided; the safety protection limit switch prevents the interference of the production power system and the non-production power system; the driving device adopts a double power system which is arranged in parallel, realizes free switching through the vibration-resistant device, saves energy and reduces emission, and meets the operation requirements of the rotary kiln under different working conditions, namely, the production power system is used for meeting the rated capacity requirement of the rotary kiln under the production condition, and the non-production power system is used for meeting the low-speed and short-time operation requirement of the rotary kiln under the maintenance or overhaul condition; the vibration-resistant device is used for fixing the jaw clutch at an opening or disconnecting position, so that the connection or disconnection of the non-production power system and the driving device is completed, the operation is simple, and the realization is easy.
Claims (7)
1. The utility model provides a two grades of support lime rotary kiln double dynamical drive arrangement, a serial communication port, double dynamical drive arrangement includes driving system and main speed reducer, driving system includes production driving system and non-production driving system, production driving system sets up the one end at the input shaft of main speed reducer, non-production driving system sets up the other end at the input shaft of main speed reducer, production driving system includes high-speed shaft coupling and motor, non-production driving system includes jaw clutch, secondary speed reducer, diesel engine unit, the motor passes through high-speed shaft coupling and main speed reducer fixed connection, diesel engine unit passes through friction disc clutch and secondary speed reducer connection, the output shaft of secondary speed reducer passes through jaw clutch and is connected with main speed reducer.
2. The double-power driving device for the two-gear support lime rotary kiln is characterized in that the non-production power system further comprises a limit switch, the jaw clutch is provided with a vibration-resistant device, the limit switch is connected with the vibration-resistant device, the vibration-resistant device comprises a vibration-resistant handle, a vibration-resistant pin shaft, a pin shaft mounting seat I, a pin shaft mounting seat II, a support I and a support II, the vibration-resistant handle is fixed on a sliding jaw clutch a half, the vibration-resistant handle is moved, the jaw clutch a half moves along the axial direction and can be meshed with or separated from a jaw clutch b half, the jaw clutch b half is fixedly connected with an output shaft of a main speed reducer, and an output shaft of a secondary speed reducer is semi-fixedly connected with the jaw clutch a;
The first pin shaft mounting seat and the second pin shaft mounting seat are respectively fixedly connected with two sides of the vibration-resistant handle, the first pin shaft mounting seat, the second pin shaft mounting seat and the vibration-resistant handle are coaxial, the first bracket and the second bracket are respectively arranged at the connection terminal position and the disconnection terminal position of the two sides of the vibration-resistant handle, the first pin shaft mounting seat and the second pin shaft mounting seat are respectively provided with a first pin hole, the first bracket and the second bracket are respectively provided with a second pin hole, and when the first pin hole and the second pin hole are coincident, the pin shaft is inserted in a penetrating manner, so that the vibration-resistant handle is fixed.
3. The double-power driving device for the two-gear lime-supported rotary kiln is characterized in that the limit switch is arranged at the disconnection terminal position of the vibration-resistant handle and is positioned at the lower part of the vibration-resistant handle, the vibration-resistant handle is provided with a sensing plate, and the sensing plate is matched with the limit switch and is used for triggering the limit switch and transmitting a signal for triggering the limit switch to the control system, and the power system is arranged in the heat-insulation protective cover.
4. The double power driving device for the two-gear supported lime rotary kiln according to claim 1, wherein the production power system and the non-production power system are arranged vertically.
5. The double-power driving device for the two-gear supported lime rotary kiln is characterized by further comprising a first supporting device, a second supporting device, a first concrete foundation, a second concrete foundation, a transmission gear ring and a gear, wherein the first supporting device is arranged on the first concrete foundation, the first concrete foundation is arranged at one end of a kiln body close to the kiln tail of the rotary kiln, the second supporting device is arranged on the second concrete foundation, the second concrete foundation is arranged at one end of the kiln body close to the kiln head of the rotary kiln, the first supporting device and the second supporting device are used for supporting the kiln body of the rotary kiln, the first supporting device is provided with a positioning baffle wheel, and the double-power driving device is arranged between the first supporting device and the second supporting device and is arranged on the first concrete foundation close to the first supporting device;
a transmission gear ring is arranged between the first supporting device and the second supporting device and close to the first supporting device, the transmission gear ring is meshed with a gear, and the gear is connected with an output shaft of the main speed reducer.
6. The double-power driving device for the two-gear supported lime rotary kiln according to claim 5, wherein the gear is connected with an output shaft of the main speed reducer through a gear coupling, gear bearings are connected to two sides of the gear, and the transmission gear ring is arranged in the gear protection cover.
7. The double power driving device for the two-gear supported lime rotary kiln according to claim 5, wherein the positioning baffle wheel is in rolling contact with the conical surface of the retainer ring of the rotary kiln, and the positioning baffle wheel is driven by hydraulic pressure and is used for preventing the rotary kiln from channeling downwards and pushing the rotary kiln to channeling upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322952235.8U CN221099323U (en) | 2023-10-31 | 2023-10-31 | Double-power driving device of two-gear supporting lime rotary kiln |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322952235.8U CN221099323U (en) | 2023-10-31 | 2023-10-31 | Double-power driving device of two-gear supporting lime rotary kiln |
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| Publication Number | Publication Date |
|---|---|
| CN221099323U true CN221099323U (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322952235.8U Active CN221099323U (en) | 2023-10-31 | 2023-10-31 | Double-power driving device of two-gear supporting lime rotary kiln |
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| Country | Link |
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| CN (1) | CN221099323U (en) |
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2023
- 2023-10-31 CN CN202322952235.8U patent/CN221099323U/en active Active
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