CN208209310U - A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction - Google Patents
A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction Download PDFInfo
- Publication number
- CN208209310U CN208209310U CN201820764712.4U CN201820764712U CN208209310U CN 208209310 U CN208209310 U CN 208209310U CN 201820764712 U CN201820764712 U CN 201820764712U CN 208209310 U CN208209310 U CN 208209310U
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- China
- Prior art keywords
- cabinet
- electrically connected
- electric cabinet
- fuse
- operating status
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Abstract
The utility model relates to a kind of new lubricant the automatic control of pump electric cabinets with operating status instruction, controlling electric cabinet includes cabinet body and cabinet door, interior of the cabinet is equipped with installation guide rail, installation guide rail surface is fixed with disconnecting switch, main circuit breaker, main contactor, electrothermal relay and is arranged successively under upper, the lower part set-up time relay of electrothermal relay, the right side of main circuit breaker is equipped with fuse, sets that there are three current-limiting resistances on the right side of fuse；The front of cabinet door is equipped with run indicator, stops indicator light and malfunction indicator lamp, sets that there are three Operation switches in the middle part of cabinet door；The lower part of cabinet door is equipped with fault alarm electric bell；The utility model can intuitively show the running state information of grease pump by three indicator lights, by the way that fault alarm electric bell is arranged, to prompt staff to overhaul discharge failure in time；Simple and practical convenience, so as to adjust control electric cabinet height according to on-site actual situations, guarantees the safety of control electric cabinet by the way that lifter is arranged under control electric cabinet.
Description
Technical field
The utility model relates to mechanical equipment control technology field more particularly to it is a kind of with operating status instruction
New lubricant the automatic control of pump electric cabinet.
Background technique
At this stage, lubricating oil is conveyed in the lubricating system that grease pump is mainly used in various mechanical equipments.Exchange lubrication
Oil pump is vertically mounted on the top plate of main fuel tank, by the strainer oil suction of oil pump bottom, pumps oil extraction to main oil pump oil inlet pipe and warp
Oil cooler to bearing oil main pipe, pump is controlled by pressure switch and mounted in indoor three-position switch is controlled, and outlet is equipped with and turns over
Board-like check (non-return) valve prevents oil from flowing backwards from system, and the control of grease pump is most important, once Oil pump electrical machinery breaks down, directly
The normal operation for influencing whether following apparatus is connect, but power supply is functioned only as the control electric cabinet of grease pump at present
Effect, cannot timely show the working condition of grease pump, even if grease pump can not be rapidly from electric cabinet because of disorderly closedown
At this moment what reason when upper judgement just needs a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction.
Utility model content
The utility model provide it is a kind of with overload protection change-over switch New agitator control electric cabinet, solution it is above-mentioned
Problem.
To solve the above problems, the technical scheme that the utility model is provided is as follows:
A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, control electric cabinet includes cabinet body and cabinet
Door, the interior of the cabinet be equipped with installation guide rail, the installation guide rail surface be fixed with disconnecting switch, main circuit breaker, main contactor,
It electrothermal relay and is arranged successively under upper, the lower part set-up time relay of the electrothermal relay, is set on the right side of main circuit breaker
There is fuse, is set on the right side of fuse there are three current-limiting resistance；The front of the cabinet door is equipped with run indicator, stops indicator light
And malfunction indicator lamp, the middle part of the cabinet door are equipped with start button, stop button and Signal-controlled switch；The lower part of the cabinet door
Equipped with fault alarm electric bell.
Preferably, the disconnecting switch, main circuit breaker, main contactor and electrothermal relay main contact are sequentially connected electrically composition oil
The input terminal of the major loop of pump, disconnecting switch is electrically connected with alternating current L1, L2, L3, outside the output end and control electric cabinet of electrothermal relay
The oil pump motor of side is electrically connected, and the earthing of casing of oil pump motor.
Preferably, the input terminal of the fuse and the output end of main circuit breaker any one are electrically connected, the main contact
First normally-closed contact of device and one end of the first normally opened contact are electrically connected with the output end of fuse, and the first of main contactor is often
The other end of closed contact is electrically connected with alternating current zero curve by the first current-limiting resistance, stopping indicator light using the halted state as oil pump
Indicate circuit, the other end of the first normally opened contact of main contactor passes through the second current-limiting resistance, run indicator and alternating current zero curve
It is electrically connected using the operating status as oil pump and indicates circuit；
One end of the normally opened contact of electrothermal relay is electrically connected with the output end of fuse, what the delay of the time relay disconnected
One end of one end of break contact, coil one end of the time relay and third current-limiting resistance with the normally opened touching of electrothermal relay
The other end electrical connection of point, the other end for the break contact that the delay of the time relay disconnects pass through Signal-controlled switch, failure
Alarm electric bell is electrically connected with alternating current zero curve, and the coil other end of the time relay is electrically connected with alternating current zero curve, third current-limiting resistance
The other end be electrically connected with alternating current zero curve by malfunction indicator lamp；
The output end of fuse is electrically connected with one end of stop button, one end of start button and the other end of stop button
The other end of electrical connection, start button is electrically connected by the coil of main contactor, the normally-closed contact of electrothermal relay with alternating current zero curve,
Second normally opened contact of main contactor is connected in parallel on the both ends of start button.
Preferably, the arranged on left and right sides plate of the cabinet body is symmetrically installed column-shaped heat release hole group, on the arranged on left and right sides plate of cabinet body
Multistage Air Filter is installed positioned at the inside of column-shaped heat release hole group.
Preferably, the control electric cabinet is placed on the ground by lifter, and the cabinet body is hinged with cabinet door.
Beneficial effect compared with the existing technology is that using the above scheme, the utility model passes through started by press button, profit
Lubricating oil pump work, simultaneously, the first normally-closed contact of main contactor are opened, and the first normally opened contact of main contactor is closed, fortune
The work of row indicator light, display grease pump are working；It is shut down when overload fault occurs for grease pump, then electrothermal relay acts,
The normally-closed contact of its electrothermal relay is opened, and the control power supply of the coil of main contactor is cut off, and the normally-closed contact of main contactor restores
It is in situ, stop indicator light work, the normally opened contact closure of subsequent electrothermal relay, time relay coil and malfunction indicator lamp are simultaneously
It obtains electric.The time relay starts timing, and malfunction indicator lamp work indicates that oil pump overload is shut down, simultaneous faults alarm electric bell work
Make, plays the role of prompting staff；The timing time of the time relay arrives, the time relay in fault alarm electric bell circuit
Device normally-closed contact is opened, and fault alarm electric bell, can also be by failure because of the stopping of power-off jingle bell or manual cut-off signal control switch
Electric bell of alarming stops；After maintenance, the normally opened contact of reset button on Manual press electrothermal relay, electrothermal relay resets,
Malfunction indicator lamp is extinguished because disconnecting；Simple and practical convenience is intuitive, by the way that lifter is arranged under control electric cabinet, so as to according to scene
Height of the actual conditions adjustment control electric cabinet apart from ground, avoids the water inlet of control electric cabinet lower part, ensure that the safety of control electric cabinet
Property.
Detailed description of the invention
Illustrate embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment or the prior art
The required attached drawing used is briefly described in description, it is clear that, the accompanying drawings in the following description is only the one of utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the oil pump major loop electrical schematic diagram of the utility model；
Fig. 3 is the oil pump control circuit theory figure of the utility model；
Shown in the above legend: 20, cabinet body 21, cabinet door 22, disconnecting switch 23, main circuit breaker 24, main contactor
25, electrothermal relay 26, fuse 27, current-limiting resistance 28, indicator light 29, fault alarm electric bell 30, lifter.
Specific embodiment
For the ease of understanding the utility model, in the following with reference to the drawings and specific embodiments, the utility model is carried out more detailed
Thin explanation.The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different
Form is realized, however it is not limited to this specification described embodiment.On the contrary, purpose of providing these embodiments is makes to this
The understanding of the disclosure of utility model is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " integrated molding ",
For illustrative purposes only, the similar unit of structure is to identical label in the figure for "left", "right" and similar statement
Mark.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification
Language, which is only for the purpose of describing specific embodiments, is not intended to limitation the utility model.
As shown in Figure 1, one embodiment of the utility model is:
A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, control electric cabinet includes cabinet body 20 and cabinet
Door 21, is equipped with installation guide rail inside the cabinet body 20, the installation guide rail surface be fixed with disconnecting switch 22, main circuit breaker 23,
It main contactor 24, electrothermal relay 25 and is arranged successively under upper, the lower part set-up time relay of the electrothermal relay 25, it is main
The right side of breaker 23 is equipped with fuse 26, and the right side of fuse 26 is set there are three current-limiting resistance 27；The front of the cabinet door 21
Equipped with run indicator 28, stop indicator light 28 and malfunction indicator lamp 28, the middle part of the cabinet door 21 is equipped with start button, stops
Button and Signal-controlled switch；The lower part of the cabinet door 21 is equipped with fault alarm electric bell 29.
Preferably, as shown in Fig. 2, the disconnecting switch QS, main circuit breaker QF, main contactor KM and the main touching of electrothermal relay FR
Head is sequentially connected electrically the major loop for constituting oil pump, and the input terminal of disconnecting switch QS is electrically connected with alternating current L1, L2, L3, electrothermal relay
The output end of FR is electrically connected with the oil pump motor M on the outside of control electric cabinet, and the earthing of casing of oil pump motor M.
Preferably, as shown in figure 3, the input terminal of the fuse FU and any phase of output end of main circuit breaker QF are electrically connected
It connects, the output end of the first normally-closed contact of the main contactor KM and one end of the first normally opened contact with fuse FU is electrically connected
It connects, the other end of the first normally-closed contact of main contactor KM is by the first current-limiting resistance R1, stopping indicator light HL1 and alternating current zero curve
N electrical connection indicates circuit using the halted state as oil pump, and the other end of the first normally opened contact of main contactor KM passes through second
Current-limiting resistance R2, run indicator HL2 are electrically connected using the operating status as oil pump with alternating current zero curve N and indicate circuit；
One end of the normally opened contact of electrothermal relay FR is electrically connected with the output end of fuse FU, the delay of time relay KT
One end of one end of the break contact of disconnection, coil one end of time relay KT and third current-limiting resistance R3 with hot relay
The other end of the normally opened contact of device FR is electrically connected, and the other end for the break contact that the delay of time relay KT disconnects passes through signal
Control switch SA, fault alarm electric bell HA are electrically connected with alternating current zero curve N, the coil other end and alternating current zero curve of time relay KT
The other end of N electrical connection, third current-limiting resistance R3 is electrically connected by malfunction indicator lamp HL3 with alternating current zero curve N；
The output end of fuse FR is electrically connected with one end of stop button SB1, one end of start button SB2 and stop button
The other end of SB1 is electrically connected, and the other end of start button SB2 passes through the normally closed touching of the coil, electrothermal relay FR of main contactor KM
Point is electrically connected with alternating current zero curve N, and the second normally opened contact of main contactor KM is connected in parallel on the both ends of start button SB2.
Preferably, the arranged on left and right sides plate of the cabinet body is symmetrically installed column-shaped heat release hole group, on the arranged on left and right sides plate of cabinet body
Multistage Air Filter is installed positioned at the inside of column-shaped heat release hole group.
Preferably, the control electric cabinet is placed on the ground by lifter 30, and the cabinet body is hinged with cabinet door.
Working principle:
Major loop power transmission: closing disconnecting switch, closes main circuit breaker, closes fuse FU, finally closes signal control and opens
It closes；
The normal shutdown process of grease pump: started by press button, the coil of main contactor obtain electric actuation, and the of main contactor
Two normally opened contacts are closed self-insurance, and three main contacts of main contactor are closed at, and the winding of oil pump motor obtains electric operation, lubrication
Oil pump works normally；First normally opened contact of main contactor is closed, and run indicator work indicates grease pump work；Lubrication
After operation of oil pump, stop button is pressed, the normally-closed contact of main contactor is opened, the control loop of the coil of main contactor is cut off,
The coil losing electricity of main contactor discharges, and three main contacts of main contactor disconnect, and oil pump motor winding is detached from power supply and stops fortune
Turn, the normally-closed contact of main contactor resets, and stops indicator light work, indicates that grease pump stops；
Beneficial effect compared with the existing technology is that using the above scheme, the utility model passes through started by press button, profit
Lubricating oil pump work, simultaneously, the first normally-closed contact of main contactor are opened, and the first normally opened contact of main contactor is closed, fortune
The work of row indicator light, display grease pump are working；It is shut down when overload fault occurs for grease pump, then electrothermal relay acts,
The normally-closed contact of its electrothermal relay is opened, and the control power supply of the coil of main contactor is cut off, and the normally-closed contact of main contactor restores
It is in situ, stop indicator light work, the normally opened contact closure of subsequent electrothermal relay, time relay coil and malfunction indicator lamp are simultaneously
It obtains electric.The time relay starts timing, and malfunction indicator lamp work indicates that oil pump overload is shut down, simultaneous faults alarm electric bell work
Make, plays the role of prompting staff；The timing time of the time relay arrives, the time relay in fault alarm electric bell circuit
Device normally-closed contact is opened, and fault alarm electric bell, can also be by failure because of the stopping of power-off jingle bell or manual cut-off signal control switch
Electric bell of alarming stops；After maintenance, the normally opened contact of reset button on Manual press electrothermal relay, electrothermal relay resets,
Malfunction indicator lamp is extinguished because disconnecting；Simple and practical convenience is intuitive, by the way that lifter is arranged under control electric cabinet, so as to according to scene
Height of the actual conditions adjustment control electric cabinet apart from ground, avoids the water inlet of control electric cabinet lower part, ensure that the safety of control electric cabinet
Property.
It should be noted that above-mentioned each technical characteristic continues to be combined with each other, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the range of the utility model specification record；Also, it for those of ordinary skills, can be according to above stating
It is bright to be improved or converted, and all these modifications and variations all should belong to the protection model of the appended claims for the utility model
It encloses.
Claims (5)
1. a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, it is characterised in that: controlling electric cabinet includes
Cabinet body and cabinet door, the interior of the cabinet be equipped with installation guide rail, the installation guide rail surface be fixed with disconnecting switch, main circuit breaker,
It main contactor, electrothermal relay and is arranged successively under upper, the lower part set-up time relay of the electrothermal relay, main circuit breaker
Right side be equipped with fuse, set that there are three current-limiting resistances on the right side of fuse；
The front of the cabinet door is equipped with run indicator, stops indicator light and malfunction indicator lamp, and the middle part of the cabinet door, which is equipped with, opens
Dynamic button, stop button and Signal-controlled switch；The lower part of the cabinet door is equipped with fault alarm electric bell.
2. a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, special described according to claim 1
Sign is: the disconnecting switch, main circuit breaker, main contactor and electrothermal relay main contact are sequentially connected electrically the master time for constituting oil pump
The input terminal on road, disconnecting switch is electrically connected with alternating current L1, L2, L3, the output end and the oil pump on the outside of control electric cabinet of electrothermal relay
Electronic mechatronics, and the earthing of casing of oil pump motor.
3. a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, special according to claim 2
Sign is: the input terminal of the fuse and the output end of main circuit breaker any one are electrically connected, and the first of the main contactor
One end of normally-closed contact and the first normally opened contact is electrically connected with the output end of fuse, the first normally-closed contact of main contactor
The other end is electrically connected using the halted state as oil pump with alternating current zero curve and indicates back by the first current-limiting resistance, stopping indicator light
The other end on road, the first normally opened contact of main contactor is electrically connected by the second current-limiting resistance, run indicator with alternating current zero curve
Circuit is indicated using the operating status as oil pump；
One end of the normally opened contact of electrothermal relay is electrically connected with the output end of fuse, the dynamic circuit breaker that the delay of the time relay disconnects
One end of one end of contact, coil one end of the time relay and third current-limiting resistance with the normally opened contact of electrothermal relay
The other end of other end electrical connection, the break contact that the delay of the time relay disconnects passes through Signal-controlled switch, fault alarm
Electric bell is electrically connected with alternating current zero curve, and the coil other end of the time relay is electrically connected with alternating current zero curve, third current-limiting resistance it is another
One end is electrically connected by malfunction indicator lamp with alternating current zero curve；
The output end of fuse is electrically connected with one end of stop button, and one end of start button and the other end of stop button are electrically connected
It connects, the other end of start button is electrically connected by the coil of main contactor, the normally-closed contact of electrothermal relay with alternating current zero curve, and master connects
Second normally opened contact of tentaculum is connected in parallel on the both ends of start button.
4. a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, special according to claim 2
Sign is: the arranged on left and right sides plate of the cabinet body is symmetrically installed column-shaped heat release hole group, is located at column-shaped on the arranged on left and right sides plate of cabinet body
The inside of heat release hole group is installed by multistage Air Filter.
5. a kind of new lubricant the automatic control of pump electric cabinet with operating status instruction, special according to claim 2
Sign is: the control electric cabinet is placed on the ground by lifter, and the cabinet body is hinged with cabinet door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764712.4U CN208209310U (en) | 2018-05-22 | 2018-05-22 | A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764712.4U CN208209310U (en) | 2018-05-22 | 2018-05-22 | A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208209310U true CN208209310U (en) | 2018-12-07 |
Family
ID=64518046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820764712.4U Expired - Fee Related CN208209310U (en) | 2018-05-22 | 2018-05-22 | A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208209310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113920687A (en) * | 2021-10-29 | 2022-01-11 | 代维 | Safety early warning device and system for calcium carbide production |
-
2018
- 2018-05-22 CN CN201820764712.4U patent/CN208209310U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113920687A (en) * | 2021-10-29 | 2022-01-11 | 代维 | Safety early warning device and system for calcium carbide production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20190522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |