CN209918530U - Active following type dust collecting device - Google Patents
Active following type dust collecting device Download PDFInfo
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- CN209918530U CN209918530U CN201920417883.4U CN201920417883U CN209918530U CN 209918530 U CN209918530 U CN 209918530U CN 201920417883 U CN201920417883 U CN 201920417883U CN 209918530 U CN209918530 U CN 209918530U
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- displacement measuring
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Abstract
The utility model relates to a transport system dust collecting equipment technical field, specific saying is an initiative following type dust arrester installation, including displacement measurement mechanism, dust absorption mechanism, mobile control mechanism, displacement measurement mechanism installs in the conveyer side of removing the raise dust point to can move along with removing the raise dust point, remove the raise dust point top and be equipped with dust absorption mechanism, dust absorption mechanism is controlled by mobile control mechanism and is removed, mobile control mechanism then is controlled by displacement measurement mechanism, the utility model discloses make the dust collecting cover can follow the raise dust point and remove, when the raise dust point is forward, the dust collecting cover is also forward; when the dust raising point moves backwards, the dust collecting cover also moves backwards; when the dust raising point stops, the dust collecting cover also stops, the dust collecting efficiency is improved to the maximum extent, the air quantity and the power required by the whole dust collecting mechanism are reduced, and the problem that dust cannot be collected when the dust raising point moves is solved.
Description
Technical Field
The utility model relates to a conveying system dust collecting equipment technical field, specific saying is an initiative following type dust arrester installation.
Background
Along with the clean production of the cement industry and the improvement of the safety production requirement of the country, the full-automatic cement car loader gradually replaces the prior manual bag carrying and loading. But the bagged cement is difficult to avoid dust at the points of automatic stacking and the like between the belt conveyor and the belt conveyor interface on the car loader. The difficulties in handling such fugitive dust are: the dust-raising point changes along with the movement of the car loader, but the conventional dust-collecting mechanism on the market at present processes the fixed dust-raising point, so that the dust-collecting effect becomes poor after the dust-raising point changes, and even the dust-collecting work cannot be finished.
Therefore, it is necessary to design an active following type dust collecting device which can make the dust collecting cover actively follow the dust lifting point to move.
Disclosure of Invention
The utility model discloses a prior art's a difficult problem has been broken through, has designed one kind and can let the dust cover initiative follow the dust arrester installation of initiative follow-up formula that the raise dust point removed.
In order to achieve the purpose, the utility model discloses an initiative following type dust arrester installation, including displacement measurement mechanism, dust absorption mechanism, mobility control mechanism, its characterized in that: the displacement measuring mechanism is arranged on the side of the conveyor with the movable dust lifting point and can move along with the movable dust lifting point, a dust suction mechanism is arranged above the movable dust lifting point and is controlled to move by the movement control mechanism, and the movement control mechanism is controlled by the displacement measuring mechanism.
The displacement measuring mechanism comprises a displacement measuring wheel support, a displacement measuring wheel and a displacement measuring housing, wherein the displacement measuring wheel is fixedly installed in the displacement measuring housing by utilizing the displacement measuring wheel support, and a displacement encoder is arranged on the displacement measuring wheel.
The dust collection mechanism comprises a horizontal telescopic pipe, a flexible pipeline and a dust collection cover, the horizontal telescopic pipe is connected and fixed below the suspension beam mounting seat through a pipe hoop, the fixed end of the horizontal telescopic pipe is connected with an external dust collection device through a fixed end flange, the moving end of the horizontal telescopic pipe is communicated with one end of the flexible pipeline through a moving end flange, the other end of the flexible pipeline is communicated with one end of a 90-degree elbow main pipe, the other end of the 90-degree elbow main pipe is communicated with the dust collection cover through a hose, and the dust collection cover is fixed on the side of a conveyor with a moving dust lifting point.
The mobile control mechanism comprises a traction mechanism, a variable-frequency driving motor and a PLC, the traction mechanism, the variable-frequency driving motor and the PLC are all fixed on the upper surface of the suspension beam mounting seat, the traction mechanism comprises a traction chain, a tensioning chain wheel and a driving chain wheel, the driving chain wheel is connected with the variable-frequency driving motor, and the variable-frequency driving motor is controlled and driven by the PLC.
The pipe hoop is provided with a guide wheel, the suspension beam mounting seat is made of I-shaped steel, and the guide wheel is arranged in an I-shaped rail of the I-shaped steel.
The movable end flange and the traction chain are coupled and connected by utilizing an electromagnet, the chains on two sides of the coupling position of the movable end flange and the traction chain are provided with optical eyes, and the movable end flange at the corresponding position is provided with an optical eye reflecting plate; the electromagnetic coupling connection is formed by the adsorption connection of an electromagnet and an electromagnetic coupling plate, the electromagnet is fixed on the traction chain, the electromagnet is connected with a current collecting brush by a wire, the current collecting brush is connected with a conductive rail, and the conductive rail is fixed on the suspension beam mounting seat.
And the moving end flange is also provided with an overload separating device.
The number of the dust collection covers is 3.
Compared with the prior art, the dust collection cover can move along with the dust lifting point, and when the dust lifting point moves forwards, the dust collection cover also moves forwards; when the dust raising point moves backwards, the dust collecting cover also moves backwards; when the dust raising point stops, the dust collecting cover also stops, the dust collecting efficiency is improved to the maximum extent, the air quantity and the power required by the whole dust collecting mechanism are reduced, and the problem that dust cannot be collected when the dust raising point moves is solved.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is an enlarged view of the middle moving end flange of the present invention.
Fig. 4 is a sectional view of the middle moving end flange of the present invention.
Fig. 5 is a front view of the middle displacement measuring mechanism of the present invention.
Fig. 6 is a cross-sectional view of the middle displacement measuring mechanism of the present invention.
Fig. 7 is a block diagram of the signal transmission connection according to the present invention.
Fig. 8 is an enlarged view of the electromagnetic coupling connection position of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 ~ 7, the utility model discloses an initiative following formula dust arrester installation, including displacement measurement mechanism, dust absorption mechanism, mobility control mechanism, characterized by that, displacement measurement mechanism 1 is installed in the conveyer side of removing the raise dust point to can remove along with removing the raise dust point together, remove the raise dust point top and be equipped with dust absorption mechanism 2, dust absorption mechanism 2 is controlled by mobility control mechanism 3 and is removed, mobility control mechanism 3 is controlled by displacement measurement mechanism 1.
The utility model discloses well displacement measurement mechanism 1 includes displacement measurement wheel support 1-1, displacement measurement wheel 1-2, displacement measurement housing 1-3, utilizes displacement measurement wheel support 1-1 to install and is fixed with displacement measurement wheel 1-2 in the displacement measurement housing 1-3, is equipped with displacement encoder on the displacement measurement wheel 1-2.
The utility model discloses well dust absorption mechanism 2 includes horizontal flexible pipe 2-1, flexible pipeline 2-2, dust cage 2-3, horizontal flexible pipe 2-1 utilizes ferrule 4 to connect to be fixed in the below of hanging oneself from a beam mount pad 5, the stiff end of horizontal flexible pipe 2-1 utilizes stiff end flange 2-4 to link to each other with external dust extraction, the removal end of horizontal flexible pipe 2-1 utilizes removal end flange 2-5 to be linked together with flexible pipeline 2-2's one end, the other end of flexible pipeline 2-2 is linked together with the one end that 90 elbows were responsible for, the other end that 90 elbows were responsible for utilizes the hose to be linked together with dust cage 2-3, dust cage 2-3 is fixed in the conveyer side that removes the raise dust point.
The utility model discloses well mobile control mechanism 3 includes that drive mechanism 3-3, variable frequency drive motor 3-1, PLC3-2, drive mechanism 3-3, variable frequency drive motor 3-1, PLC3-2 all fix at the upper surface of hanging oneself from a beam mount pad 5, drive mechanism 3-3 includes drag chain 3-3-1, tensioning sprocket 3-3-2 and driving sprocket 3-3-3, driving sprocket 3-3-3 links to each other with variable frequency drive motor 3-1, variable frequency drive motor 3-1 is by PLC3-2 control drive.
The utility model discloses install leading wheel 4-1 on well ferrule 4, hanging beam mount pad 5 is the I-steel, and leading wheel 4-1 establishes in the I-steel's I-shaped track, and can follow this track back-and-forth movement.
In the utility model, the moving end flange 2-5 is coupled with the traction chain 3-3-1 by using electromagnet, the chains at the two sides of the coupling position are provided with the optical eye 6, and the moving end flange 2-5 at the corresponding position is provided with the optical eye reflecting plate 7; the electromagnetic coupling connection is formed by the adsorption connection of an electromagnet 9 and an electromagnetic coupling plate 10, the electromagnet 9 is fixed on the traction chain 3-3-1, the electromagnet 9 is connected with a current collecting brush 11 through a wire, the current collecting brush 11 is connected with a conductor rail 12, the conductor rail 12 is fixed on the suspension beam mounting base 5, the movable power supply is realized through the current collecting brush 11 and the conductor rail 12, the electrified current is adjusted, and the coupling force of the electromagnetic coupling connection can be changed.
The utility model discloses well removal still is equipped with overload separator 8 on the end flange 2-5, has guaranteed the security and the reliability of whole system.
The utility model discloses well dust cage 2-3 quantity is 3, and specific dust cage 2-3 quantity can increase or reduce by oneself as required, but it must be inseparable to need to pay attention to the connection of pipeline, prevents to leak dirt in dust absorption, removal process.
The utility model also designs an initiative following type dust arrester installation's working method, specifically as follows: a displacement measuring wheel 1-2 in the displacement measuring mechanism 1 moves along with the moving dust lifting point, position signals of the displacement measuring wheel are fed back to a control PLC3-2, the PLC3-2 transmits the signals to a frequency conversion driving single machine after data calculation, a driving chain wheel 3-3-3 is started, a traction chain 3-3-1 is driven, a moving end flange 2-5 is pulled to move, and therefore the horizontal telescopic pipe 2-1 and the flexible pipeline 2-2 are driven to move, and the whole dust collecting mechanism 2 moves along with the moving dust lifting point to collect dust;
when the traction force is overloaded due to a sudden situation, the overload separation device 8 is triggered to separate active traction, the PLC3-2 feeds a stop signal back to working equipment with a measuring wheel, and after the active traction is separated, the moving end flange 2-5 can move along with the equipment with a moving dust lifting point in a short time without damaging the system due to relative displacement caused by synchronous failure;
when the follow-up synchronization is larger than the expected setting of the equipment, the optical eye reflecting plate 7 can not receive the signal sent by the optical eye 6, the electromagnetic coupling connection is disconnected, the PLC3-2 is informed to send out an audible and visual alarm, and an alarm signal is given to a passive dry contact interface signal of a transport equipment control system, so that the equipment can stop horizontal operation in time.
The utility model discloses a PLC combines variable frequency drive motor as major control system, realizes the position tracking from installing the encoder on customer's host computer equipment to realize dust absorption mechanism's the pipeline that gathers dust and customer's host computer equipment follow-up operation, guarantee to gather dust the pipeline and do not have relative displacement between host computer equipment.
The encoder is pressed on a running track of the client host equipment through a matched measuring wheel, the pulse number in unit time is obtained in real time, the running speed in unit time is converted through the internal calculation of the PLC by combining the speed ratio of a motor reducer of the follow-up system through the diameter of the measuring wheel, and the speed is converted into the Hertz number corresponding to the frequency converter to drive the frequency converter to output the synchronous speed.
A displacement detection sensor is designed at the joint of the dust collection mechanism and the follow-up equipment, an electromagnet is used in a matching mode, a driving connecting sheet on the lower portion occasionally, the electromagnet is electrified under normal conditions, and the connecting sheet is sucked to drive the dust collection mechanism to operate. Once the follow-up synchronization is larger than the expectation, the displacement sensor detects the displacement between the connecting plate and the electromagnet, informs the PLC system to send out sound and light warning, and simultaneously gives out an alarm signal to a passive dry contact point interface signal of a client host equipment control system, so that the host equipment stops horizontal operation in time.
Control regarding follow-up speed:
the pulse number of unit time when the displacement measurement wheel is less than the certain percentage of setting value and says that corresponding follow-up equipment has the deceleration state, and follow-up equipment has stopped promptly, PLC control the utility model discloses the shut down. Because the utility model discloses the frequency conversion driving motor has been configured, can not cause rocking of pipeline mechanism that gathers dust when in time stopping. Because the host does not start to stop after completely stopping, the dust collection follow-up system and the host can realize complete running synchronization by the advance.
The PLC transmits the converted speed value of the pulse value of the encoder to the frequency converter in real time through Profinet communication according to the real-time obtained speed value, adjusts the speed of the dust collection mechanism and adapts to the synchronization with the host equipment.
Regarding the main control component selection:
the PLC selects a SIEMENS novel S7-1200, and communicates with the encoder by adopting Profinet to ensure that the communication speed is real-time, and the running distance of the measuring wheel in unit time is given by the encoder.
The selection of the variable-frequency driving motor adopts an SEW MOVITRAC frequency converter with a Profinet communication interface, so that real-time follow-up is realized, and buffer start and stop are carried out at the same time to ensure that a dust collecting pipeline system does not shake greatly when the equipment is started and stopped.
The displacement detection sensor adopts a group of position detection photoelectric sensors of a company P + F to detect whether the position between the interface between the dust collection mechanism and the host computer generates displacement.
The encoder adopts UCD-EIB1B-1213 of a Profinet interface of Posital corporation, and can keep position information even in case of power failure, so that the current position can still be known after the system is restarted after power failure.
The utility model discloses an active programmable control has realized that the dust cage initiative is followed the raise dust point and is removed together, and extensive applicability only needs to take the displacement measurement wheel of encoder, fixes on the raise dust point of removal. The synchronous movement of the dust collection cover can be realized without the need of the working equipment for providing additional force and a supporting mechanism for pulling a heavy dust collection system to move together. The utility model discloses it is relatively independent, can be applied to all raise dust point straight reciprocating motion's on certain stroke occasion. The PLC can feed back error information to the equipment for moving the dust lifting point and the overload separating device when the synchronization fails, so that the safety and the reliability of the whole system are ensured. The electromagnetic coupling connection mode and the overload separating device can easily set the allowable load of operation.
Claims (8)
1. The utility model provides an initiative following formula dust arrester installation, includes displacement measurement mechanism, dust absorption mechanism, movement control mechanism, its characterized in that: the displacement measuring mechanism (1) is arranged on the side of the conveyor with the movable dust lifting point and can move along with the movable dust lifting point, a dust suction mechanism (2) is arranged above the movable dust lifting point, the movement of the dust suction mechanism (2) is controlled by a movement control mechanism (3), and the movement control mechanism (3) is controlled by the displacement measuring mechanism (1).
2. The active following dust collecting device according to claim 1, wherein: the displacement measuring mechanism (1) comprises a displacement measuring wheel support (1-1), a displacement measuring wheel (1-2) and a displacement measuring housing (1-3), the displacement measuring wheel (1-2) is fixedly installed in the displacement measuring housing (1-3) through the displacement measuring wheel support (1-1), and a displacement encoder is arranged on the displacement measuring wheel (1-2).
3. The active following dust collecting device according to claim 1, wherein: the dust collection mechanism (2) comprises a horizontal telescopic pipe (2-1), a flexible pipeline (2-2) and a dust collection cover (2-3), wherein the horizontal telescopic pipe (2-1) is fixedly connected below a suspension beam mounting seat (5) through a pipe hoop (4), the fixed end of the horizontal telescopic pipe (2-1) is connected with an external dust collection device through a fixed end flange (2-4), the moving end of the horizontal telescopic pipe (2-1) is communicated with one end of the flexible pipeline (2-2) through a moving end flange (2-5), the other end of the flexible pipeline (2-2) is communicated with one end of a 90-degree elbow main pipe, the other end of the 90-degree elbow main pipe is communicated with the dust collection cover (2-3) through a hose, and the dust collection cover (2-3) is fixed on the side of a conveyor with a movable lifting point.
4. The active following dust collecting device according to claim 1, wherein: the mobile control mechanism (3) comprises a traction mechanism (3-3), a variable frequency driving motor (3-1) and a PLC (3-2), the traction mechanism (3-3), the variable frequency driving motor (3-1) and the PLC (3-2) are all fixed on the upper surface of the suspension beam mounting seat (5), the traction mechanism (3-3) comprises a traction chain (3-3-1), a tensioning chain wheel (3-3-2) and a driving chain wheel (3-3-3), the driving chain wheel (3-3-3) is connected with the variable frequency driving motor (3-1), and the variable frequency driving motor (3-1) is controlled and driven by the PLC (3-2).
5. The active following dust collecting device according to claim 3, wherein: the pipe hoop (4) is provided with a guide wheel (4-1), the suspension beam mounting seat (5) is made of I-shaped steel, and the guide wheel (4-1) is arranged in an I-shaped rail of the I-shaped steel.
6. The active following dust collecting device according to claim 3, wherein: the movable end flange (2-5) and the traction chain (3-3-1) are coupled and connected by an electromagnet, the chains on two sides of the coupling position of the movable end flange and the traction chain are provided with an optical eye (6), and the movable end flange (2-5) at the corresponding position is provided with an optical eye reflecting plate (7); the electromagnetic coupling connection is formed by the adsorption connection of an electromagnet (9) and an electromagnetic coupling plate (10), the electromagnet (9) is fixed on the traction chain (3-3-1), the electromagnet (9) is connected with a current collecting brush (11) by a wire, the current collecting brush (11) is connected with a conductive rail (12), and the conductive rail (12) is fixed on the suspension beam mounting seat (5).
7. The active following dust collecting device according to claim 3, wherein: and the moving end flange (2-5) is also provided with an overload separating device (8).
8. The active following dust collecting device according to claim 3, wherein: the number of the dust collection covers (2-3) is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417883.4U CN209918530U (en) | 2019-03-29 | 2019-03-29 | Active following type dust collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417883.4U CN209918530U (en) | 2019-03-29 | 2019-03-29 | Active following type dust collecting device |
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| Publication Number | Publication Date |
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| CN209918530U true CN209918530U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920417883.4U Active CN209918530U (en) | 2019-03-29 | 2019-03-29 | Active following type dust collecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109894452A (en) * | 2019-03-29 | 2019-06-18 | 伯曼机械制造（上海）有限公司 | A kind of active trailing type dust arrester installation |
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2019
- 2019-03-29 CN CN201920417883.4U patent/CN209918530U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109894452A (en) * | 2019-03-29 | 2019-06-18 | 伯曼机械制造（上海）有限公司 | A kind of active trailing type dust arrester installation |
| CN109894452B (en) * | 2019-03-29 | 2024-06-11 | 伯曼机械制造（上海）有限公司 | Active following type dust collecting device |
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