CN207198184U - A kind of speed measuring device for lime stone bucket elevator - Google Patents
A kind of speed measuring device for lime stone bucket elevator Download PDFInfo
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- CN207198184U CN207198184U CN201721170396.XU CN201721170396U CN207198184U CN 207198184 U CN207198184 U CN 207198184U CN 201721170396 U CN201721170396 U CN 201721170396U CN 207198184 U CN207198184 U CN 207198184U
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- lime stone
- measuring device
- sensor
- bucket elevator
- elevator
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Abstract
It the utility model is related to a kind of speed measuring device for lime stone bucket elevator, the device includes velocity measurement mechanisms and controlling organization, lime stone bucket elevator includes elevator housing, the driving wheel and driven pulley being disposed in parallel in one on the other in elevator housing, around the feed belt and multiple winnowing pans being uniformly laid on feed belt being located between driving wheel and driven pulley, velocity measurement mechanisms are included setting on the driven wheel and the measure speed gearses coaxial with driven pulley and the tachogenerator component that is arranged in elevator housing and is adapted with measure speed gearses, the tachogenerator component electrically connects with controlling organization.Compared with prior art, the utility model is tested the speed mode using the cooperation of reliability is high, fault rate is low measure speed gearses and sensor, avoid the adverse effect to speed measuring device such as lime mud and flue dust, the accuracy and reliability to test the speed is ensure that, and then improves the job security of lime stone bucket elevator.
Description
Technical field
The utility model belongs to bucket elevator technical field, is related to a kind of dress that tests the speed for lime stone bucket elevator
Put.
Background technology
Bucket elevator is a kind of continuous conveyor for vertical-lifting material, has that conveying capacity is big, hoisting depth
The advantages that high, reliable, long lifespan of operating steadily.Lime stone bucket elevator is the bucket lifting for vertical-lifting lime stone
Machine, when lime stone bucket elevator normal work, its driven pulley is with driving wheel synchronous axial system；If generation chain rupture, broken belt, skidding
During etc. failure, the rotating speed of driven shaft significantly declines or even is reduced to zero.Therefore, it is necessary to be supervised in real time to the rotating speed of driven pulley
Survey, to ensure the normal work of elevator.
At present, lime stone bucket elevator is typically carried out driven by the way of the equipped tachometric survey table on the spot of synchronous motor
Wheel tests the speed.Due to that in the course of conveying of lime stone, can produce large quantities of lime slag and flue dust, severe working environment easily causes
The damage of synchronous motor and tachometric survey table, and then cause speed measuring device failure, the problems such as failing of testing the speed, elevator is lost prison
Survey and protect, so that the serious consequence such as lime stone fracture or putty occurs.
Utility model content
The purpose of this utility model is exactly high in order to provide a kind of reliability the defects of overcoming above-mentioned prior art to exist
The speed measuring device for lime stone bucket elevator.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of speed measuring device for lime stone bucket elevator, the device include being arranged in lime stone bucket elevator
The velocity measurement mechanisms in portion and the controlling organization being arranged on outside lime stone bucket elevator, described lime stone bucket elevator bag
Include elevator housing, the driving wheel being disposed in parallel in one on the other in elevator housing and driven pulley, around be located at driving wheel with from
Feed belt and multiple winnowing pans being uniformly laid on feed belt between driving wheel, described velocity measurement mechanisms include being arranged on
On driven pulley and the measure speed gearses coaxial with driven pulley and the survey that is arranged in elevator housing and is adapted with measure speed gearses
Fast sensor cluster, the tachogenerator component electrically connect with controlling organization.Driving wheel drives driven rotation by feed belt
In dynamic process, measure speed gearses keep synchronous axial system with driven pulley, while tachogenerator component monitors measure speed gearses in real time
State, and transmit signals in controlling organization, to obtain the rotary speed data of driven pulley.
Described elevator housing is provided with lime stone charging aperture and lime stone discharging opening, described lime stone charging aperture and
Lime stone discharging opening is respectively on two relative sides of elevator housing, and the height of described lime stone charging aperture is small
In the height of lime stone discharging opening.Lime stone is added to elevator housing by lime stone charging aperture, in the band of feed belt
Under dynamic, the winnowing pan for being loaded with lime stone is gradually moved to driving wheel direction, and when winnowing pan bypasses driving wheel, lime stone is cast out
Go, lime stone is discharged through lime stone discharging opening.
Described lime stone bucket elevator also includes the driving wheel motor being connected with capstan drive, the driving wheel
Motor electrically connects with controlling organization.When serious stall event occurs for driven pulley, controlling organization controls driving wheel in time
Motor is stopped, to protect elevator.
As preferable technical scheme, described elevator housing is provided with alarm, the alarm and controlling organization electricity
Connection.When controlling organization control driving wheel motor is stopped, alarm sends alarm, is easy to technical staff to send out in time
Existing failure.
Described measure speed gearses include fixed setting rotating disk on the driven wheel and multiple be circumferentially uniformly laid in turns
Straight-tooth on disk, described tachogenerator component are adapted with straight-tooth.Because straight-tooth is arranged at intervals on rotating disk, when rotating disk with
When driven pulley rotation, tachogenerator component is able to detect that the pulse signal of measure speed gearses, and signal is fed back into control
In mechanism.If stall event occurs for driven pulley, pulse signal can produce respective change, realize and the working condition of driven pulley be entered
Row monitoring.
Described straight-tooth is arranged on the outer circumference surface of rotating disk.
4-6 straight-tooth is provided with described rotating disk altogether.If the straight-tooth quantity on rotating disk is too little or too much, due to the tooth that tests the speed
The quick rotation of wheel, the detection sensitivity of pulse signal can substantially reduce.
Described tachogenerator component includes fixing rack for sensor and the setting being arranged in elevator inner walls
The sensor being adapted on fixing rack for sensor and with straight-tooth, the sensor electrically connect with controlling organization.Sensor is fixed on
On fixing rack for sensor, measure speed gearses are detected in real time.
Described sensor is distance measuring sensor.When rotating disk rotates, because multiple straight-tooth are arranged at intervals, thus ranging passes
The distance between sensor and measure speed gearses, which can be presented, periodically to be changed, and produces corresponding pulse signal, according to pulse signal
Change can learn the working condition of driven pulley.
As preferable technical scheme, described distance measuring sensor is laser displacement sensor.
Described sensor is electromagnetic sensor, and described straight-tooth is metal straight-tooth.Metal straight-tooth has magnetic conductivity, electricity
Magnetic-type sensor is a kind of sensor of non-contact detecting rotating speed, including detection coil and permanent magnet, detection coil with it is permanent
Magnet transfixion, measure speed gearses have gear and the concavo-convex of between cog to become in rotation process relative to actionless permanent magnet
To change, the change causes magnetic circuit reluctance to change, and so as to change magnetic circuit magnetic flux, the magnetic field signal for obtaining change is sensed by detection coil,
And magnetic field signal is transformed into electric signal, feed back in controlling organization.I.e. electromagnetic sensor by electromagnetic induction principle from
The tach signal of driving wheel is converted into being easy to the electric signal of measurement.
Described controlling organization includes the controller for being arranged on elevator hull outside, and the controller is electrically connected with sensor
Connect.The signal that controller comes to sensor transmission is analyzed and processed, and the working condition of driving wheel motor is controlled
System.
As preferable technical scheme, described controller is programmable controller (PLC).
Described controlling organization also includes instrument box, and described controller is arranged in instrument box.Instrument box can be to control
Device processed is protected, and reduces adverse effect of the severe site environment to controller.
For the utility model in practical application, during measure speed gearses are with driven pulley synchronous axial system, sensor is real
When monitor the rotary states of measure speed gearses, and pulse signal is fed back in controller；If there is stall event, arteries and veins in driven pulley
Respective change can be occurred by rushing signal；When serious stall event occurs for driven pulley, controller controls active wheel drive electric in time
Machine is stopped, to protect elevator.
Compared with prior art, the utility model has the characteristics that：
1) cooperation for having given up the high synchronous motor of fault rate and tachometric survey table on the spot is tested the speed mode, changes into reliability
The cooperation of measure speed gearses and sensor high, fault rate is low is tested the speed mode, avoids lime mud and flue dust etc. to speed measuring device
Adverse effect, ensure that the accuracy and reliability to test the speed, and then improve the job security of lime stone bucket elevator；
2) place the controller into instrument box, reduce adverse effect of the severe site environment to controller, further
Improve the reliability and job stability of device；
3) controller can regulate and control to driving wheel motor in time according to the result that tests the speed, and automaticity is high, letter
Change operation, improve security.
Brief description of the drawings
Fig. 1 is the overall structure diagram of device in embodiment 1；
Description of symbols in figure：
1-driving wheel, 2-feed belt, 3-measure speed gearses, 301-rotating disk, 302-straight-tooth, 4-sensor, 5-instrument
Electricity box, 6-controller, 7-driven pulley, 8-elevator housing, 9-winnowing pan, 10-lime stone charging aperture, 11-lime stone go out
Material mouth, 12-fixing rack for sensor.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model
Implemented premised on technical scheme, give detailed embodiment and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
Embodiment 1：
A kind of speed measuring device for lime stone bucket elevator as shown in Figure 1, the device include being arranged on lime stone
Velocity measurement mechanisms inside bucket elevator and the controlling organization being arranged on outside lime stone bucket elevator, lime stone bucket type carry
The machine of liter includes elevator housing 8, the driving wheel 1 that is disposed in parallel in one on the other in elevator housing 8 and driven pulley 7, around being located at
Feed belt 2 and multiple winnowing pans 9 being uniformly laid on feed belt 2 between driving wheel 1 and driven pulley 7, velocity measurement mechanisms
Including being arranged on the measure speed gearses 3 coaxial on driven pulley 7 and with driven pulley 7 and being arranged in elevator housing 8 and with testing the speed
The tachogenerator component that gear 3 is adapted, the tachogenerator component electrically connect with controlling organization.
Wherein, elevator housing 8 is provided with lime stone charging aperture 10 and lime stone discharging opening 11, lime stone charging aperture 10 and
Lime stone discharging opening 11 is respectively on two relative sides of elevator housing 8, and the height of lime stone charging aperture 10 is small
In the height of lime stone discharging opening 11.Lime stone bucket elevator also includes the active wheel drive electricity being connected with driving wheel 1
Machine, the driving wheel motor electrically connect with controlling organization.
Measure speed gearses include the rotating disk 301 being fixedly installed on driven pulley 7 and 4 are circumferentially uniformly laid in rotating disk
Straight-tooth 302 on 301, tachogenerator component are adapted with straight-tooth 302.
Tachogenerator component includes the fixing rack for sensor 12 being arranged on the inwall of elevator housing 8 and is arranged on biography
The sensor 4 being adapted on sensor fixed mount 12 and with straight-tooth 302, the sensor 4 electrically connect with controlling organization.Sensor 4 is
Electromagnetic sensor, straight-tooth 302 are metal straight-tooth.
Controlling organization includes being arranged on the controller 6 outside elevator housing 8, and the controller 6 electrically connects with sensor 4.
Controlling organization also includes instrument box 5, and controller 6 is arranged in instrument box 5.
In practical application, during measure speed gearses 3 are with the synchronous axial system of driven pulley 7, sensor 4 in real time survey by monitoring
The rotary state of fast gear 3, and pulse signal is fed back in controller 6；If there is stall event, pulse letter in driven pulley 7
Number respective change can occur；When serious stall event occurs for driven pulley 7, controller 6 controls driving wheel motor in time
It is stopped, to protect elevator.
Embodiment 2：
In the present embodiment, 6 straight-tooth 302 are provided with rotating disk 301 altogether, sensor 4 is distance measuring sensor, remaining same embodiment
1。
Embodiment 3：
In the present embodiment, 5 straight-tooth 302 are provided with rotating disk 301 altogether, remaining is the same as embodiment 1.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without by performing creative labour.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art according to announcement of the present utility model, do not depart from improvement that the utility model category made and
Modification all should be within the scope of protection of the utility model.
Claims (10)
1. a kind of speed measuring device for lime stone bucket elevator, it is characterised in that the device includes being arranged on lime stone bucket
Velocity measurement mechanisms inside formula elevator and the controlling organization being arranged on outside lime stone bucket elevator, described lime stone bucket
Formula elevator includes elevator housing (8), the driving wheel (1) that is disposed in parallel in one on the other in elevator housing (8) and driven
Wheel (7), around the feed belt (2) that is located between driving wheel (1) and driven pulley (7) and multiple uniformly it is laid in feed belt
(2) winnowing pan (9) on, described velocity measurement mechanisms include being arranged on the measure speed gearses coaxial on driven pulley (7) and with driven pulley (7)
(3) the tachogenerator component being adapted in elevator housing (8) and with measure speed gearses (3), the sensing that tests the speed are arranged on and
Device assembly electrically connects with controlling organization.
2. a kind of speed measuring device for lime stone bucket elevator according to claim 1, it is characterised in that described
Elevator housing (8) is provided with lime stone charging aperture (10) and lime stone discharging opening (11), described lime stone charging aperture (10)
And lime stone discharging opening (11) is respectively on two relative sides of elevator housing (8), and described lime stone is fed
The height of mouth (10) is less than the height of lime stone discharging opening (11).
3. a kind of speed measuring device for lime stone bucket elevator according to claim 1, it is characterised in that described
Lime stone bucket elevator also include with driving wheel (1) drive connection driving wheel motor, the driving wheel motor with
Controlling organization electrically connects.
4. a kind of speed measuring device for lime stone bucket elevator according to claim 1, it is characterised in that described
Measure speed gearses include the rotating disk (301) that is fixedly installed on driven pulley (7) and multiple are circumferentially uniformly laid in rotating disk (301)
On straight-tooth (302), described tachogenerator component is adapted with straight-tooth (302).
5. a kind of speed measuring device for lime stone bucket elevator according to claim 4, it is characterised in that described
4-6 straight-tooth (302) is provided with rotating disk (301) altogether.
6. a kind of speed measuring device for lime stone bucket elevator according to claim 4, it is characterised in that described
Tachogenerator component includes the fixing rack for sensor (12) being arranged on elevator housing (8) inwall and is arranged on sensor
The sensor (4) being adapted on fixed mount (12) and with straight-tooth (302), the sensor (4) electrically connect with controlling organization.
7. a kind of speed measuring device for lime stone bucket elevator according to claim 6, it is characterised in that described
Sensor (4) is distance measuring sensor.
8. a kind of speed measuring device for lime stone bucket elevator according to claim 6, it is characterised in that described
Sensor (4) is electromagnetic sensor, and described straight-tooth (302) is metal straight-tooth.
9. a kind of speed measuring device for lime stone bucket elevator according to claim 6, it is characterised in that described
Controlling organization includes being arranged on the outside controller (6) of elevator housing (8), and the controller (6) electrically connects with sensor (4).
10. a kind of speed measuring device for lime stone bucket elevator according to claim 9, it is characterised in that described
Controlling organization also include instrument box (5), described controller (6) is arranged in instrument box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170396.XU CN207198184U (en) | 2017-09-13 | 2017-09-13 | A kind of speed measuring device for lime stone bucket elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170396.XU CN207198184U (en) | 2017-09-13 | 2017-09-13 | A kind of speed measuring device for lime stone bucket elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207198184U true CN207198184U (en) | 2018-04-06 |
Family
ID=61788704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721170396.XU Active CN207198184U (en) | 2017-09-13 | 2017-09-13 | A kind of speed measuring device for lime stone bucket elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207198184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117471125A (en) * | 2023-06-21 | 2024-01-30 | 山东超晟光电科技有限公司 | Test experiment device and test method for speed measuring device of optical fiber passive belt conveyor |
-
2017
- 2017-09-13 CN CN201721170396.XU patent/CN207198184U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117471125A (en) * | 2023-06-21 | 2024-01-30 | 山东超晟光电科技有限公司 | Test experiment device and test method for speed measuring device of optical fiber passive belt conveyor |
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