CN204400200U - dry ash bulk machine electric control system - Google Patents
dry ash bulk machine electric control system Download PDFInfo
- Publication number
- CN204400200U CN204400200U CN201420810854.1U CN201420810854U CN204400200U CN 204400200 U CN204400200 U CN 204400200U CN 201420810854 U CN201420810854 U CN 201420810854U CN 204400200 U CN204400200 U CN 204400200U
- Authority
- CN
- China
- Prior art keywords
- dry ash
- bulk machine
- ash bulk
- process unit
- connects
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of dry ash bulk machine electric control system, belong to dry ash bulk machine field, comprise lifting position-limit sensor and descending spacing sensor, the signal output part of ceiling level sensor connects the first signal input part of central process unit by the first signal conditioning circuit, the signal output part of descending spacing sensor connects the secondary signal input end of central process unit by secondary signal modulate circuit; Three-phase alternating-current supply connects the lifting motor of dry ash bulk machine by contactless switch, and the control signal mouth of central process unit connects the control signal input end of contactless switch.Limit sensors of the present utility model detects nut location and controls the lifting motor of dry ash bulk machine according to testing result, and what make it reach accurately to control dry ash bulk machine puts grey bag high and low position.In addition, the utility model solves liftable bag situation not in place when also solving rising simultaneously, the problem that lifting motor burns out.
Description
Technical field
The utility model belongs to dry ash bulk machine field, particularly relates to a kind of dry ash bulk machine electric control system.
Background technology
Dry ash bulk machine is by the equipment of dry ash automatic transport to dry ash bulk car and boat in storehouse, existing dry ash bulk machine be difficult to control dry ash bulk machine put grey bag high and low position, often easily occur that can put grey bag is elevated situation not in place, simultaneously when putting grey bag and rising, easily there is the problem burnt out in the lifting motor of dry ash bulk machine.
Therefore those skilled in the art be devoted to develop a kind of can control dry ash bulk machine put grey bag high and low position, and make to put grey bag and be elevated the electric control system more put in place.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model be to provide a kind of can control dry ash bulk machine put grey bag high and low position, and make to put grey bag and be elevated the electric control system more put in place.
For achieving the above object, the utility model provides a kind of dry ash bulk machine electric control system, and the motor output shaft of dry ash bulk machine is connected with axis, and the housing of dry ash bulk machine is provided with sleeve; One end of one end connecting thread screw mandrel of described axis; The other end of described threaded screw rod stretches out the housing of dry ash bulk machine and stretches in described sleeve, described threaded screw rod is set with nut, described sleeve is provided with lifting position-limit sensor and descending spacing sensor; Described nut is between described lifting position-limit sensor and descending spacing sensor; The signal output part of described lifting position-limit sensor connects the first signal input part of central process unit by the first signal conditioning circuit, the signal output part of described descending spacing sensor connects the secondary signal input end of described central process unit by secondary signal modulate circuit; Three-phase alternating-current supply connects the lifting motor of dry ash bulk machine by contactless switch, and the control signal mouth of described central process unit connects the control signal input end of described contactless switch.
Described three-phase alternating-current supply is connected the lifting motor of dry ash bulk machine successively with contactless switch by short-circuit protection circuit.Above technical scheme is adopted to present system provides short-circuit protection, to make native system safer.
Further, for the ease of manipulating and checking spacing situation, described central process unit has also been bi-directionally connected touch-screen.
The beneficial effects of the utility model are: the utility model sets up threaded screw rod, threaded screw rod fills a nut, threaded screw rod rotates, nut weighs to motion, limit sensors detects nut location and controls the lifting motor of dry ash bulk machine according to testing result, and what reach accurate control dry ash bulk machine puts grey bag high and low position.In addition, the utility model solves liftable bag situation not in place when also solving rising simultaneously, the problem that lifting motor burns out.
Accompanying drawing explanation
Fig. 1 is the structural representation at screw mandrel and lifting motor place in the utility model one detailed description of the invention.
Fig. 2 is circuit theory schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As depicted in figs. 1 and 2, a kind of dry ash bulk machine electric control system, the motor output shaft of dry ash bulk machine is connected with axis 1, the housing of dry ash bulk machine is provided with sleeve 2; One end of one end connecting thread screw mandrel 3 of described axis 1; The other end of described threaded screw rod 3 stretches out the housing of dry ash bulk machine and stretches in described sleeve 2, described threaded screw rod 3 is set with nut 4, described sleeve 2 is provided with lifting position-limit sensor 5 and descending spacing sensor 6; Described nut 4 is between described lifting position-limit sensor 5 and descending spacing sensor 6; The signal output part of described lifting position-limit sensor 5 connects the first signal input part of central process unit 8 by the first signal conditioning circuit 7, the signal output part of described descending spacing sensor 6 connects the secondary signal input end of described central process unit 8 by secondary signal modulate circuit 9; Three-phase alternating-current supply connects the lifting motor 11 of dry ash bulk machine by contactless switch 10, and the control signal mouth of described central process unit 8 connects the control signal input end of described contactless switch 10.Three-phase alternating-current supply is powered to central process unit by voltage transformation module 14.
In the present embodiment, described three-phase alternating-current supply is connected the lifting motor 11 of dry ash bulk machine successively with contactless switch 10 by short-circuit protection circuit 12.Described central process unit 8 has also been bi-directionally connected touch-screen 13.
In the present embodiment, central process unit adopts chip microcontroller, certainly, central process unit can also adopt two comparator circuits to realize, the signal collected is sent to two comparators by descending spacing sensor, lifting position-limit sensor respectively, each comparator is also connected with potential device, each comparator sets the threshold value of spacing data by adjustment potential device, and each comparator output signal controls to the signal input part of frequency converter or contactless switch.In the present embodiment, short-circuit protection circuit adopts circuit breaker to realize.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical personnels in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (3)
1. a dry ash bulk machine electric control system, is characterized in that: the motor output shaft of dry ash bulk machine is connected with axis (1), the housing of dry ash bulk machine is provided with sleeve (2); One end of one end connecting thread screw mandrel (3) of described axis (1); The other end of described threaded screw rod (3) stretches out the housing of dry ash bulk machine and stretches in described sleeve (2), described threaded screw rod (3) is set with nut (4), described sleeve (2) is provided with lifting position-limit sensor (5) and descending spacing sensor (6); Described nut (4) is positioned between described lifting position-limit sensor (5) and descending spacing sensor (6); The signal output part of described lifting position-limit sensor (5) connects the first signal input part of central process unit (8) by the first signal conditioning circuit (7), the signal output part of described descending spacing sensor (6) connects the secondary signal input end of described central process unit (8) by secondary signal modulate circuit (9); Three-phase alternating-current supply connects the lifting motor (11) of dry ash bulk machine by contactless switch (10), and the control signal mouth of described central process unit (8) connects the control signal input end of described contactless switch (10).
2. dry ash bulk machine electric control system as claimed in claim 1, is characterized in that: described three-phase alternating-current supply is connected the lifting motor (11) of dry ash bulk machine successively with contactless switch (10) by short-circuit protection circuit (12).
3. dry ash bulk machine electric control system as claimed in claim 1 or 2, is characterized in that: described central process unit (8) has also been bi-directionally connected touch-screen (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810854.1U CN204400200U (en) | 2014-12-21 | 2014-12-21 | dry ash bulk machine electric control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810854.1U CN204400200U (en) | 2014-12-21 | 2014-12-21 | dry ash bulk machine electric control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204400200U true CN204400200U (en) | 2015-06-17 |
Family
ID=53424079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420810854.1U Expired - Fee Related CN204400200U (en) | 2014-12-21 | 2014-12-21 | dry ash bulk machine electric control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204400200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182891A (en) * | 2015-08-18 | 2015-12-23 | 淮沪电力有限公司 | Dry ash bulk machine control system using PLC to control |
-
2014
- 2014-12-21 CN CN201420810854.1U patent/CN204400200U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182891A (en) * | 2015-08-18 | 2015-12-23 | 淮沪电力有限公司 | Dry ash bulk machine control system using PLC to control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20181221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |