CN205841919U - A kind of measure and control device of water circulating pump hydraulic butterfly valve - Google Patents
A kind of measure and control device of water circulating pump hydraulic butterfly valve Download PDFInfo
- Publication number
- CN205841919U CN205841919U CN201620810198.4U CN201620810198U CN205841919U CN 205841919 U CN205841919 U CN 205841919U CN 201620810198 U CN201620810198 U CN 201620810198U CN 205841919 U CN205841919 U CN 205841919U
- Authority
- CN
- China
- Prior art keywords
- butterfly valve
- circulating pump
- water circulating
- hydraulic butterfly
- measure
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000009413 insulation Methods 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- 241000521257 Hydrops Species 0.000 abstract description 10
- 206010030113 Oedema Diseases 0.000 abstract description 10
- 241001274961 Rubus repens Species 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses the measure and control device of a kind of water circulating pump hydraulic butterfly valve, hydraulic butterfly valve is arranged in puddle, water circulating pump place, described measure and control device includes rosette, connecting lead wire and switchs for controlling the control of hydraulic butterfly valve stroke, control switch to be arranged on hydraulic butterfly valve, controlling switch and connect rosette by connecting lead wire, described rosette is arranged on the ground in puddle, water circulating pump place.Rosette is picked out by the switch that controls of the present utility model by connecting lead wire, rosette is arranged on the ground in puddle, water circulating pump place, even if puddle, water circulating pump place hydrops also will not be flooded by hydrops, it is to avoid the unpredictable action of butterfly valve, cause unnecessary loss.
Description
Technical field
This utility model belongs to industrial control field, specifically, relates to the observing and controlling dress of a kind of water circulating pump hydraulic butterfly valve
Put.
Background technology
Thermal power plant is in order to ensure the properly functioning of each equipment, it usually needs cooling system cools down, cooling system
Using the mode of water-cooled as unification, the cooling water of cooling system is provided power to realize circulation by water circulating pump.
Water circulating pump is generally located in puddle, and hydraulic butterfly valve, in order to realize the control to water circulating pump, needs to be arranged on
On water circulating pump, therefore, in hydraulic butterfly valve also is located at puddle, water circulating pump place.Hydraulic butterfly valve includes for controlling its stroke
Travel switch, travel switch send PLC industrial control system by field terminal box after being transferred.
Owing to hydraulic butterfly valve is in puddle, water circulating pump place, and rosette uses field connection mode, is also at following
In puddle, ring water pump place, if the hydrops that the outlet conduit hydrops of water circulating pump or other reason produce reaches hydraulic butterfly valve wiring
When box or travel switch position, it will cause the unpredictable the result of the action of butterfly valve, whole butterfly valve time serious, will be caused to close,
Further resulting in the tripping operation of whole water circulating pump, final whole Power Plant all trips.
In view of this special proposition this utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of water circulating pump hydraulic control
The measure and control device of butterfly valve, can normally work when the water circulating pump place serious hydrops of water pump, prevent from therefore causing thermal power plant
All unit outages.
For solving above-mentioned technical problem, the basic conception of this utility model employing technical scheme is:
The measure and control device of a kind of water circulating pump hydraulic butterfly valve, hydraulic butterfly valve is arranged in puddle, water circulating pump place, described
Measure and control device include rosette, connecting lead wire and for control hydraulic butterfly valve stroke control switch, control switch be arranged on
On hydraulic butterfly valve, controlling switch and connect rosette by connecting lead wire, described rosette is arranged on puddle, water circulating pump place
Ground on.
As a kind of preferred implementation of the present utility model, described rosette is arranged on and is erected at water circulating pump place water
On the ground support in hole.
As a kind of preferred implementation of the present utility model, described connecting lead wire includes the screen for shielding interference signal
Cover net.
As a kind of preferred implementation of the present utility model, the length of described connecting lead wire is more than or equal to 10 meters.
As a kind of preferred implementation of the present utility model, described connecting lead wire outer cladding black insulation rubber.
As a kind of preferred implementation of the present utility model, described control switch is proximity switch.
As a kind of preferred implementation of the present utility model, described proximity switch includes tongue tube and screw thread pipe,
Tongue tube is arranged on one end of screw thread pipe, and described connecting lead wire connects the other end of screw thread pipe.
As a kind of preferred implementation of the present utility model, described screw thread pipe is threadeded with hydraulic butterfly valve, screw thread
The outer surface of pipe has for threaded external screw thread.
As a kind of preferred implementation of the present utility model, described control switch is travel switch.
As a kind of preferred implementation of the present utility model, described rosette accesses PLC industrial control system.
After using technique scheme, this utility model compared with prior art has the advantages that.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve of the present utility model, controls switch by connecting lead wire by wiring
Box picks out, and rosette is arranged on the ground in puddle, water circulating pump place, even if puddle, water circulating pump place hydrops also will not
Flooded by hydrops, it is to avoid the unpredictable action of butterfly valve, cause unnecessary loss.
Further, the switch that controls of the present utility model uses proximity switch to avoid puddle, water circulating pump place humidity
The problem that signal malfunction often occurs time high occurs.
Further, the switch that controls of the present utility model uses proximity switch to avoid the dewdrop interference to signal.
Further, the switch that controls of the present utility model uses proximity switch, prevents the control signal of hydraulic butterfly valve because of water
Flood the control that butterfly valve causes malfunctioning, it is to avoid the situation of hydraulic butterfly valve generation signal entanglement during waterflooding.
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing, as a part of the present utility model, is used for providing being further understood from of the present utility model, this practicality
Novel schematic description and description is used for explaining this utility model, but does not constitute improper restriction of the present utility model.
Obviously, the accompanying drawing in describing below is only some embodiments, to those skilled in the art, is not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawings according to these accompanying drawings.
In the accompanying drawings:
Fig. 1 is that this utility model shows that structure is intended to.
In figure: 1, tongue tube；2, screw round bar；3, connecting lead wire；4, rosette.
It should be noted that these accompanying drawings and word describe and are not intended as limiting design of the present utility model by any way
Scope, but be that those skilled in the art illustrate concept of the present utility model by reference specific embodiment.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in embodiment, and following example are used for illustrating this
Utility model, but it is not limited to scope of the present utility model.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve of the present utility model, hydraulic butterfly valve is arranged on water circulating pump place
In puddle, described measure and control device includes rosette, connecting lead wire and switchs for controlling the control of hydraulic butterfly valve stroke, controls
Switch is arranged on hydraulic butterfly valve, controls switch and connects rosette by connecting lead wire, and described rosette is arranged on recirculated water
On the ground in puddle, pump place.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve of the present utility model, controls switch by connecting lead wire by wiring
Box picks out, and rosette is arranged on the ground in puddle, water circulating pump place, even if puddle, water circulating pump place hydrops also will not
Flooded by hydrops, it is to avoid the unpredictable action of butterfly valve, cause unnecessary loss.
As a kind of preferred implementation of the present utility model, described rosette is arranged on and is erected at water circulating pump place water
On the ground support in hole.Rosette of the present utility model is rack-mount, and puddle, water circulating pump place can be avoided to occur
Hydrops and flood.Further, it is also possible to avoid the problem that signal malfunction often occurs during humidity height to occur, and avoid dewdrop pair
The interference of signal.
As a kind of preferred implementation of the present utility model, described connecting lead wire includes the screen for shielding interference signal
Cover net.So can avoid signal disturbing, it is ensured that the stability of signal transmission.
As a kind of preferred implementation of the present utility model, the length of described connecting lead wire is more than or equal to 10 meters.
In this way it can be ensured that rosette to be drawn out to enough height, to avoid water logging.
As a kind of preferred implementation of the present utility model, described connecting lead wire outer cladding black insulation rubber.So,
Can ensure that connecting lead wire has waterproof insulation function.
As a kind of preferred implementation of the present utility model, described control switch is proximity switch.
The switch that controls of the present utility model uses proximity switch to avoid during the humidity height of puddle, water circulating pump place frequent
The problem that signal malfunction occurs occurs.
Further, the switch that controls of the present utility model uses proximity switch to avoid the dewdrop interference to signal.
Further, the switch that controls of the present utility model uses proximity switch, prevents the control signal of hydraulic butterfly valve because of water
Flood the control that butterfly valve causes malfunctioning, it is to avoid the situation of hydraulic butterfly valve generation signal entanglement during waterflooding.
As it is shown in figure 1, described proximity switch includes tongue tube 1 and screw thread pipe 2, tongue tube 1 is arranged on screw thread pipe 2
One end, described connecting lead wire 3 connects the other end of screw thread pipe 2.Connecting lead wire 3 is connected to rosette 4.
Further, described screw thread pipe 2 is threadeded with hydraulic butterfly valve, and the outer surface of screw thread pipe 2 has for spiral shell
The external screw thread that stricture of vagina connects.Achieve the fast assembling-disassembling of proximity switch and hydraulic butterfly valve.
Proximity switch of the present utility model is the proximity switch of integral type, has water-proof function.
For a kind of preferred implementation of the present utility model, described control switch is travel switch.
For a kind of preferred implementation of the present utility model, described rosette accesses PLC industrial control system.
The above is only preferred embodiment of the present utility model, not makees this utility model any pro forma
Limit, although this utility model is disclosed above with preferred embodiment, but is not limited to this utility model, any familiar
The technical staff of this patent is in the range of without departing from technical solutions of the utility model, when the technology contents of available above-mentioned prompting is made
Go out a little change or be modified to the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solutions of the utility model,
Any simple modification, equivalent variations and the modification made above example according to technical spirit of the present utility model, the most still belongs to
In the range of this utility model scheme.
Claims (10)
1. a measure and control device for water circulating pump hydraulic butterfly valve, hydraulic butterfly valve is arranged in puddle, water circulating pump place, its feature
Being, described measure and control device includes rosette, connecting lead wire and switchs for controlling the control of hydraulic butterfly valve stroke, controls out
Pass is arranged on hydraulic butterfly valve, controls switch and connects rosette by connecting lead wire, and described rosette is arranged on water circulating pump
On the ground in puddle, place.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 1, it is characterised in that described rosette
It is arranged on the ground support being erected at puddle, water circulating pump place.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 1, it is characterised in that described connection is drawn
Line includes the gauze screen for shielding interference signal.
4. according to the measure and control device of a kind of water circulating pump hydraulic butterfly valve described in claim 1 or 3, it is characterised in that described company
Connect the length of lead-in wire more than or equal to 10 meters.
5. according to the measure and control device of a kind of water circulating pump hydraulic butterfly valve described in claim 1 or 3, it is characterised in that described company
Connect lead-in wire outer cladding black insulation rubber.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 1, it is characterised in that described control
Switch is proximity switch.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 6, it is characterised in that described is close
Switch includes tongue tube and screw thread pipe, and tongue tube is arranged on one end of screw thread pipe, and described connecting lead wire connects threaded circular
The other end of pipe.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 7, it is characterised in that described threaded circular
Pipe is threadeded with hydraulic butterfly valve, and the outer surface of screw thread pipe has for threaded external screw thread.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 1, it is characterised in that described control
Switch is travel switch.
The measure and control device of a kind of water circulating pump hydraulic butterfly valve the most according to claim 1, it is characterised in that described connects
Line box accesses PLC industrial control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810198.4U CN205841919U (en) | 2016-07-28 | 2016-07-28 | A kind of measure and control device of water circulating pump hydraulic butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810198.4U CN205841919U (en) | 2016-07-28 | 2016-07-28 | A kind of measure and control device of water circulating pump hydraulic butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205841919U true CN205841919U (en) | 2016-12-28 |
Family
ID=57641827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620810198.4U Expired - Fee Related CN205841919U (en) | 2016-07-28 | 2016-07-28 | A kind of measure and control device of water circulating pump hydraulic butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205841919U (en) |
-
2016
- 2016-07-28 CN CN201620810198.4U patent/CN205841919U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |