CN203964989U - Underwater pelletizer condensate tank of dehumidifier - Google Patents
Underwater pelletizer condensate tank of dehumidifier Download PDFInfo
- Publication number
- CN203964989U CN203964989U CN201420401625.4U CN201420401625U CN203964989U CN 203964989 U CN203964989 U CN 203964989U CN 201420401625 U CN201420401625 U CN 201420401625U CN 203964989 U CN203964989 U CN 203964989U
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- Prior art keywords
- circuit
- electrically connected
- level sensor
- relay
- power
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Abstract
The utility model discloses a kind of underwater pelletizer condensate tank of dehumidifier; comprise the level sensor that is arranged on housing madial wall, be arranged on control circuit on hull outside wall and for the relay as pelleter power switch; described level sensor is electrically connected to control circuit; described control circuit comprises on-off circuit and the power circuit for being electrically connected to civil power; described on-off circuit is electrically connected to power circuit, and described relay and level sensor are all electrically connected to on-off circuit.Underwater pelletizer condensate tank of dehumidifier of the present utility model; when the water level of underwater pelletizer is reduced to limiting water level; level sensor will send a signal to power circuit; when the on-off circuit of power circuit inside receives this signal; will disconnect pelleter power supply by pilot relay; pelleter is quit work, prevent that pelleter from damaging.
Description
Technical field
The utility model relates to a kind of pelleter assembly, relates in particular a kind of underwater pelletizer condensate tank of dehumidifier.
Background technology
Pelleter occupies very consequence in the process of Polymer production, and each plant macromolecule needs to be equipped with a pelleter substantially.
Use in the market underwater pelletizer many, the principle of work of underwater pelletizer is that water covers cutting knife in housing, carry out direct water-cooling moulding directly in the process of pelletizing the particle cutting, so do not need extra in pelleter outside, water cooling plant to be set, particle out only need to carry out the operation of anhydrating and just can directly to it, collect, but the underwater cutpellet that had in the market does not all arrange a pick-up unit to water level, so after pelleter is worked for a long time, near temperature while working due to pelletizing cutting knife is very high, so near water cutting knife will constantly be evaporated, cause water level to reduce, if at this time do not stop, just not there will be too high the caused raw material that makes of pelleter internal temperature to stick on cutting knife when machine, pelleter is damaged.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of underwater pelletizer condensate tank of dehumidifier that can effectively stop pelleter when pelleter water level reduces.
For achieving the above object; the utility model provides following technical scheme: a kind of underwater pelletizer condensate tank of dehumidifier; comprise the level sensor that is arranged on housing madial wall, be arranged on control circuit on hull outside wall and for the relay as pelleter power switch; described level sensor is electrically connected to control circuit; described control circuit comprises on-off circuit and the power circuit for being electrically connected to civil power; described on-off circuit is electrically connected to power circuit, and described relay and level sensor are all electrically connected to on-off circuit.
By adopting technique scheme, when pelleter is worked, control circuit and level sensor will be started working, level sensor will detect the water level inside of pelleter in real time, when pelleter water level inside is reduced to ultimate value, level sensor will send a signal, because level sensor is electrically connected to control circuit, control circuit comprises on-off circuit and the power circuit for being electrically connected to civil power, on-off circuit is electrically connected to power circuit, relay and level sensor are all electrically connected to on-off circuit, when on-off circuit receives this signal, internal circuit will conducting, so just quite power circuit and relay are electrically connected, make the inner energising work of relay disconnect the power supply of pelleter, pelleter is quit work, prevent that pelleter from damaging because of excess Temperature, by the setting of condensate tank of dehumidifier, just can effectively prevent pelleter makes too high the caused pelleter of internal temperature damage problem because water level is too low.
The utility model is further set to: described power circuit comprises rectification circuit and filtering circuit, and described rectification circuit is electrically connected to civil power, and described rectification circuit and relay are all electrically connected to filtering circuit.
By adopting technique scheme, rectification circuit just can carry out rectification by the power supply on civil power, be rectified into a comparatively level and smooth direct current, after being made into direct current, circuit carries out filtering after filtering again, can better give on-off circuit and relay power supply, prevent that maloperation from appearring in relay.
The utility model is further set to: between described rectification circuit and filtering circuit, be parallel with stabilivolt.
By adopting technique scheme, stabilivolt the effectively output voltage of stabilized power supply circuit is set, power circuit can better be powered to relay, prevent that maloperation from appearring in relay.
The utility model is further set to: described on-off circuit comprises transistor and two resistance, after a resistance of described transistor base series connection, is electrically connected to level sensor, and collector is electrically connected to relay, grounded emitter.
By adopting technique scheme; when level sensor does not transmit a signal on transistor; transistor is in cut-off state, and now transistor is the equal of just a state opening circuit, and power circuit just cannot be powered to relay like this; relay does not produce any action; when level sensor sends a signal on transistor base time, transistor will be in conducting state, and power circuit is just directly powered to relay like this; make relay produce action, disconnect the power supply of pelleter.
The utility model is further set to: described level sensor is provided with protective cover.
By adopting technique scheme, arranging of protective cover can prevent that level sensor from being damaged by particles hit.
Accompanying drawing explanation
Fig. 1 is the one-piece construction figure of condensate tank of dehumidifier for underwater pelletizer of the present utility model;
Fig. 2 is the circuit diagram of control circuit in Fig. 1.
In figure: 1, level sensor; 11, protective cover; 2, control circuit; 21, power circuit; 211, rectification circuit; 212, filtering circuit; 22, on-off circuit; 3, relay; Q, transistor; R, resistance; DW, stabilivolt.
Embodiment
Shown in 2; a kind of underwater pelletizer condensate tank of dehumidifier of the present embodiment; comprise the level sensor 1 that is arranged on housing madial wall, be arranged on control circuit 2 on hull outside wall and for the relay 3 as pelleter power switch; described level sensor 1 is electrically connected to control circuit 2; described control circuit 2 comprises on-off circuit 22 and the power circuit 21 for being electrically connected to civil power; described on-off circuit 22 is electrically connected to power circuit 21, and described relay 3 and level sensor 1 are all electrically connected to on-off circuit 22.
By adopting technique scheme, when pelleter is worked, control circuit 2 and level sensor 1 will be started working, level sensor 1 will detect the water level inside of pelleter in real time, when pelleter water level inside is reduced to ultimate value, level sensor 1 will send a signal, because level sensor 1 is electrically connected to control circuit 2, control circuit 2 comprises on-off circuit 22 and the power circuit 21 for being electrically connected to civil power, on-off circuit 22 is electrically connected to power circuit 21, relay 3 and level sensor 1 are all electrically connected to on-off circuit 22, when on-off circuit 22 receives this signal, internal circuit will conducting, so just quite power circuit 21 and relay 3 are electrically connected, make the inner energising work of relay 3 disconnect the power supply of pelleter, pelleter is quit work, prevent that pelleter from damaging because of excess Temperature, by the setting of condensate tank of dehumidifier, just can effectively prevent pelleter makes too high the caused pelleter of internal temperature damage problem because water level is too low, here the level sensor that used is level sensor of the prior art, for example model is that the level sensor of LC-SW1 series all can reach required technical scheme.
Described power circuit 21 comprises rectification circuit 211 and filtering circuit 212, and described rectification circuit 211 is electrically connected to civil power, and described rectification circuit 211 and relay 3 are all electrically connected to filtering circuit 212.
By adopting technique scheme, rectification circuit 211 just can carry out rectification by the power supply on civil power, be rectified into a comparatively level and smooth direct current, after being made into direct current, circuit 212 carries out filtering after filtering again, can better give on-off circuit 22 and relay 3 power supplies, prevent that maloperation from appearring in relay 3, the rectification circuit 211 is here rectifier bridge, setting by a rectifier bridge just can reach needed rectification effect well, the filtering circuit 212 is here filter capacitor, by the setting of filter capacitor, just the harmonic wave on the electric current of rectifier bridge output can well be filtered.
Between described rectification circuit 211 and filtering circuit 212, be parallel with stabilivolt.
By adopting technique scheme, stabilivolt DW arranges the effectively output voltage of stabilized power supply circuit 21, and power circuit 21 can better be powered to relay 3, prevent that maloperation from appearring in relay 3.
Described on-off circuit 22 comprises transistor Q and two resistance R, after a resistance R of described transistor Q base stage series connection, is electrically connected to level sensor 1, and collector is electrically connected to relay 3, grounded emitter.
By adopting technique scheme; when level sensor 1 does not transmit a signal on transistor Q; transistor Q is in cut-off state; now transistor Q is the equal of just a state opening circuit; power circuit 21 just cannot give relay 3 power supplies like this; relay 3 does not produce any action; when level sensor 1 sends a signal in transistor Q base stage time; transistor Q will be in conducting state; power circuit 21 just directly gives relay 3 power supplies like this; make relay 3 produce action, disconnect the power supply of pelleter.
On described level sensor 1, be also provided with protective cover 11.
By adopting technique scheme, arranging of protective cover 11 can prevent that level sensor 1 from being damaged by particles hit.
The utlity model has following advantage: when the water level of underwater pelletizer is reduced to limiting water level, level sensor 1 will send a signal to power circuit 21, when the on-off circuit 22 of power circuit 21 inside receives this signal, will disconnect pelleter power supply by pilot relay 3, pelleter is quit work, prevent that pelleter from damaging, when pelleter is worked, control circuit 2 and level sensor 1 will be started working, level sensor 1 will detect the water level inside of pelleter in real time, when pelleter water level inside is reduced to ultimate value, level sensor 1 will send a signal, because level sensor 1 is electrically connected to control circuit 2, control circuit 2 comprises on-off circuit 22 and the power circuit 21 for being electrically connected to civil power, on-off circuit 22 is electrically connected to power circuit 21, relay 3 and level sensor 1 are all electrically connected to on-off circuit 22, when on-off circuit 22 receives this signal, internal circuit will conducting, so just quite power circuit 21 and relay 3 are electrically connected, make the inner energising work of relay 3 disconnect the power supply of pelleter, pelleter is quit work, prevent that pelleter from damaging because of excess Temperature, by the setting of condensate tank of dehumidifier, just can effectively prevent pelleter makes too high the caused pelleter of internal temperature damage problem because water level is too low, here the level sensor that used is level sensor of the prior art.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a underwater pelletizer condensate tank of dehumidifier; comprise the level sensor that is arranged on housing madial wall, be arranged on control circuit on hull outside wall and for the relay as pelleter power switch; it is characterized in that: described level sensor is electrically connected to control circuit; described control circuit comprises on-off circuit and the power circuit for being electrically connected to civil power; described on-off circuit is electrically connected to power circuit, and described relay and level sensor are all electrically connected to on-off circuit.
2. underwater pelletizer condensate tank of dehumidifier according to claim 1, is characterized in that: described power circuit comprises rectification circuit and filtering circuit, and described rectification circuit is electrically connected to civil power, and described rectification circuit and relay are all electrically connected to filtering circuit.
3. underwater pelletizer condensate tank of dehumidifier according to claim 2, is characterized in that: between described rectification circuit and filtering circuit, be parallel with stabilivolt.
4. according to the underwater pelletizer condensate tank of dehumidifier described in claim 1 or 2 or 3; it is characterized in that: described on-off circuit comprises transistor and two resistance; after a resistance of described transistor base series connection, be electrically connected to level sensor, collector is electrically connected to relay, grounded emitter.
5. underwater pelletizer condensate tank of dehumidifier according to claim 4, is characterized in that: described level sensor is provided with protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401625.4U CN203964989U (en) | 2014-07-19 | 2014-07-19 | Underwater pelletizer condensate tank of dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401625.4U CN203964989U (en) | 2014-07-19 | 2014-07-19 | Underwater pelletizer condensate tank of dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203964989U true CN203964989U (en) | 2014-11-26 |
Family
ID=51925556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420401625.4U Expired - Fee Related CN203964989U (en) | 2014-07-19 | 2014-07-19 | Underwater pelletizer condensate tank of dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203964989U (en) |
-
2014
- 2014-07-19 CN CN201420401625.4U patent/CN203964989U/en not_active Expired - Fee Related
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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: 20141126 Termination date: 20190719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |