CN208803978U - A kind of emulsification pump automatic control device based on underground coal mine - Google Patents
A kind of emulsification pump automatic control device based on underground coal mine Download PDFInfo
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- CN208803978U CN208803978U CN201821635624.0U CN201821635624U CN208803978U CN 208803978 U CN208803978 U CN 208803978U CN 201821635624 U CN201821635624 U CN 201821635624U CN 208803978 U CN208803978 U CN 208803978U
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Abstract
The utility model discloses a kind of emulsification pump automatic control device based on underground coal mine, it is related to technical field of coal mine, it include: that stop button SB1 is connected to power supply, the stop button SB1 and SB2 that releases the button, normal opened contact KA1 connection, release the button SB2 and coil KS1, the input terminal of electro connecting pressure gauge connects, coil KS1 connects power supply, normal opened contact KA1 is connect with normally closed contact KA2, coil KMS is in parallel with normal opened contact KA3, normally closed contact KA2 is connect with coil KMS in parallel with normal opened contact KA3, coil KMS in parallel is connect with normal opened contact KA3 with coil KMS, the output end and coil KS2 of electro connecting pressure gauge, coil KS3 connection, coil KS2, coil KS3 connects power supply, coil KMS is connect with emulsification pump.Advantage is: can accomplish to be automatically stopped emulsification pump, more effectively energy saving, structure is simple.
Description
Technical field
The utility model relates to technical field of coal mine, are more particularly to a kind of emulsification the automatic control of pump based on underground coal mine
Device.
Background technique
Emulsification pump is the power producer of underground coal mine fully-mechanized mining working hydraulic system, and usual emulsification pump is long-term work side
Formula.When hydraulic system pressure reaches rated pressure, emulsification pump unloads valve events, and pump is not off at this time, wastes electric energy,
It is especially showed when the middle class in a kindergarten is overhauled even more serious.Special messenger is needed to arrange through normally open emulsification pump for saving electric energy and stops emulsification pump.
Utility model content
The technical problem to be solved by the utility model is to the emulsification pump of existing underground coal mine hydraulic system cannot root
It is automatically controlled according to pressure.
The utility model is that solution above-mentioned technical problem, specific technical solution are as follows by the following technical programs:
A kind of emulsification pump automatic control device based on underground coal mine, comprising: stop button SB1, the SB2 that releases the button, electricity
Contact pressure table, the first relay K1, the second relay K2, third relay K3, vacuum contactor KM, power supply, described first
Relay K1 includes first coil KS1, the first normal opened contact KA1, and the second relay K2 includes the second coil KS2, second normally closed
It includes coil that contact KA2, the third relay K3, which include tertiary coil KS3, third normal opened contact KA3, vacuum contactor KM,
KMS, normal opened contact KMA,
One end of the stop button SB1 connects to power supply, the other end of the stop button SB1 and the SB2 that releases the button
One end, the first normal opened contact KA1 one end connection, the other end and one end of first coil KS1, the electricity for the SB2 that releases the button connect
The input terminal of point pressure table connects, another termination power of first coil KS1, the other end and second of the first normal opened contact KA1
One end of normally closed contact KA2 connects, and the coil KMS of vacuum contactor KM is in parallel with third normal opened contact KA3, the second normally closed contact
The other end of KA2 is connect with coil KMS in parallel with one end of third normal opened contact KA3, and coil KMS in parallel and third are normally opened
The other end of contact KA3 is connect with one end of the coil KMS of vacuum contactor KM, the output end of electro connecting pressure gauge and the second line
Enclose one end connection of KS2, tertiary coil KS3, another termination power of the second coil KS2, tertiary coil KS3, vacuum contactor
The other end of the coil KMS of KM and the motor of emulsification pump connect.
Further, the electro connecting pressure gauge selects YNXC100 type.
Further, the first relay K1 is intermediate relay.
Further, the second relay K2, third relay K3 select MY2NJ type relay.
The utility model has the advantage that compared with prior art
The present apparatus is using relay and the device of electro connecting pressure gauge, vacuum contactor composition, according to underground coal mine
Hydraulic pressure, so that the stopping of the motor of the emulsification pump of hydraulic system is automatically controlled, to save manpower, financial resources.The present apparatus can
To realize that hydraulic system pressure automatically controls in the case where unmanned participate in, artificial and electric energy is saved, operational risk is reduced,
Realize cost efficiency.Present apparatus structure is simple, small investment, high efficiency.
Detailed description of the invention
Fig. 1 is a kind of circuit signal of emulsification pump automatic control device based on underground coal mine of the utility model embodiment
Figure.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
As shown in Figure 1, a kind of emulsification pump automatic control device based on underground coal mine, comprising: stop button SB1, open
Button SB2, electro connecting pressure gauge, the first relay K1, the second relay K2, third relay K3, vacuum contactor KM, electricity
Source, the first relay K1 include that first coil KS1, the first normal opened contact KA1, the second relay K2 include the second coil
KS2, the second normally closed contact KA2, the third relay K3 include tertiary coil KS3, third normal opened contact KA3, vacuum contact
Device KM includes coil KMS, normal opened contact KMA,
One end of the stop button SB1 connects to power supply, the other end of the stop button SB1 and the SB2 that releases the button
One end, the first normal opened contact KA1 one end connection, the other end and one end of first coil KS1, the electricity for the SB2 that releases the button connect
The input terminal of point pressure table connects, another termination power of first coil KS1, the other end and second of the first normal opened contact KA1
One end of normally closed contact KA2 connects, and the coil KMS of vacuum contactor KM is in parallel with third normal opened contact KA3, the second normally closed contact
The other end of KA2 is connect with coil KMS in parallel with one end of third normal opened contact KA3, and coil KMS in parallel and third are normally opened
The other end of contact KA3 is connect with one end of the coil KMS of vacuum contactor KM, the output end of electro connecting pressure gauge and the second line
Enclose one end connection of KS2, tertiary coil KS3, another termination power of the second coil KS2, tertiary coil KS3, vacuum contactor
The other end of the coil KMS of KM and the motor of emulsification pump connect.
Wherein, electro connecting pressure gauge selects YNXC100 (0-60MPa) type, and the second relay, third relay K3 are selected
MY2NJ type relay, the first relay K1 are intermediate relay.
Specifically, setting the lower limit S1 of pressure as 12MPa to electro connecting pressure gauge first, upper limit S2 is 28MPa, when pressing
When start button SB2, electro connecting pressure gauge is connected to lower limit S1, so that the tertiary coil KS3 electricity of third relay K3, the first relay
The first coil KS1 of device K1 is charged, so that after the first normal opened contact KA1 closure of the first relay K1, so that third relay
The third normal opened contact KA3 of K3 is closed, then the coil KMS electrification of the vacuum contactor KM of Electric Machine at Pumping Station starter, vacuum contact
After the coil KMS electrification of device KM, the normal opened contact KMA of vacuum contactor KM is closed, and emulsification pump continues working, when underground coal mine
The pressure of hydraulic system is gradually established, and when pressure is more than setting lower limit S1, emulsification pump is continued working, when system pressure rises to setting
Lower limit S2 when, the second relay K2 movement so that the second relay K2 the second coil KS2 electrification after, the second relay K2
The second normally closed contact KA2 disconnect, then the coil KMS power loss of vacuum contactor KM, Electric Machine at Pumping Station stop working；Work as system pressure
When dropping to pressure setting lower limit, third relay K3 movement, then the normal opened contact KMA of Electric Machine at Pumping Station starter contactor KM is closed
It closes.When pressing stop button SB1, it may be implemented to stop emulsification pump operation.Cream will be automatically stopped when pressure reaches the setting upper limit
Change pump, it is ensured that pressure can satisfy production needs, and emulsification pump automatically turns on when hydraulic system pressure decline reaches setting lower limit.
The present apparatus utilizes the device of the devices such as relay and electro connecting pressure gauge, vacuum contactor composition, according to coal mine
The hydraulic pressure of underground, to automatically control the stopping of the motor of the emulsification pump of hydraulic system, the present apparatus can be participated in unmanned
In the case where realize that hydraulic system pressure automatically controls, save artificial and electric energy, reduce operational risk, realize and drop this increasing
Effect.Present apparatus structure is simple, small investment, high efficiency, and year economizes on electricity close to 56.25 ten thousand yuan, and save labour turnover 40 Yu Wanyuan.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of emulsification pump automatic control device based on underground coal mine characterized by comprising stop button SB1, unlatching are pressed
Button SB2, electro connecting pressure gauge, the first relay K1, the second relay K2, third relay K3, vacuum contactor KM, power supply,
The first relay K1 includes first coil KS1, the first normal opened contact KA1, the second relay K2 include the second coil KS2,
Second normally closed contact KA2, the third relay K3 includes tertiary coil KS3, third normal opened contact KA3, vacuum contactor KM
Including coil KMS, normal opened contact KMA,
One end of the stop button SB1 connects to power supply, and the other end of the stop button SB1 and releases the button the one of SB2
One end connection at end, the first normal opened contact KA1, the other end for the SB2 that releases the button and one end, the electric contact pressure of first coil KS1
The input terminal of power table connects, another termination power of first coil KS1, the other end of the first normal opened contact KA1 and second normally closed
One end of contact KA2 connects, and the coil KMS of vacuum contactor KM is in parallel with third normal opened contact KA3, the second normally closed contact KA2
The other end connect with coil KMS in parallel with one end of third normal opened contact KA3, coil KMS in parallel with third is normally opened connects
One end of the coil KMS of the other end and vacuum contactor KM of point KA3 is connect, the output end of electro connecting pressure gauge and the second coil
One end connection of KS2, tertiary coil KS3, another termination power of the second coil KS2, tertiary coil KS3, vacuum contactor KM
Coil KMS the other end and emulsification pump motor connect.
2. a kind of emulsification pump automatic control device based on underground coal mine according to claim 1, which is characterized in that described
Electro connecting pressure gauge selects YNXC100 type.
3. a kind of emulsification pump automatic control device based on underground coal mine according to claim 1, which is characterized in that described
First relay K1 is intermediate relay.
4. a kind of emulsification pump automatic control device based on underground coal mine according to claim 1, which is characterized in that described
Second relay K2, third relay K3 select MY2NJ type relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821635624.0U CN208803978U (en) | 2018-09-29 | 2018-09-29 | A kind of emulsification pump automatic control device based on underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821635624.0U CN208803978U (en) | 2018-09-29 | 2018-09-29 | A kind of emulsification pump automatic control device based on underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208803978U true CN208803978U (en) | 2019-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821635624.0U Active CN208803978U (en) | 2018-09-29 | 2018-09-29 | A kind of emulsification pump automatic control device based on underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208803978U (en) |
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2018
- 2018-09-29 CN CN201821635624.0U patent/CN208803978U/en active Active
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