CN207703930U - Seawaterline stray current sensor - Google Patents
Seawaterline stray current sensor Download PDFInfo
- Publication number
- CN207703930U CN207703930U CN201820098858.XU CN201820098858U CN207703930U CN 207703930 U CN207703930 U CN 207703930U CN 201820098858 U CN201820098858 U CN 201820098858U CN 207703930 U CN207703930 U CN 207703930U
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- CN
- China
- Prior art keywords
- flange
- cylinder
- lead
- fairlead
- seawaterline
- 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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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model is related to a kind of seawaterline stray current sensors, belong to the detection device technology field that flange is characterized.The utility model includes the cylinder of cylinder structure and the flange positioned at cylinder both ends, it is provided in the axial direction at least one wire lead slot in cylinder upper surface, wire lead slot is respectively connected on the flange at both ends, it is further opened with counterbore in cylinder and flange joint, counterbore penetrates through lead trench bottom to the cavity of cylinder；Wire lead slot both ends extend to inside flange；It is evenly equipped on flange in several circular holes, the circular-hole internal-wall along flange is towards the center of circle direction leaded hole of drill, fairlead connected circular hole and wire lead slot；Lead extends to wire lead slot from fairlead and counterbore, and wire lead slot is filled up and flattened by special glue.The utility model is by the copper plain cushion of the measurement voltage of conducting wire and terminal and measures the reference electrode of electric current, and using sunkening cord, punch etc., modes are hidden, and avoid exposure to the trouble for influencing beauty outside cylinder and being brought using middle joint connection in site lead.
Description
Technical field
The utility model is related to a kind of seawaterline stray current sensors, belong to the detection device technology that flange is characterized
Field.
Background technology
Widely used shut-off valve in seawater pipe on ship, standard GB/T/T587-2008《Marine bronze
Shut-off valve》In define the specification and parameter of common shut-off valve, the sensing device described in the prior art is exactly a water flowing flange,
Instead of in the A type shut-off valves access pipeline in pipeline.Currently manufactured mode is：Flange uses PVC or nylon material insulating materials
It is process, size can be interchanged with corresponding A types shut-off valve.Lead is directly to draw two electrodes from fixed brass bolt,
It is sent into measuring instrument as potentiometric detection end, flange both ends tube wall drilling is embedded to silver chloride reference electrode and extraction electrode line, then
Sealing, conducting wire in addition are sent into measuring instrument as the test side of stray electrical current.Aforesaid way being capable of accurately measure flange two
The potential difference and the numerical value of stray electrical current of end seawater and the flow direction of electric current.But joint connection in site lead is needed in use, is drawn
It is more troublesome when line is with measuring instrument wiring, and the connector of lead is constantly in naked state, product aesthetics is poor.
Utility model content
In view of the foregoing defects the prior art has, the utility model proposes a kind of seawaterline stray electrical current sensings
Device solves that lead is exposed to outer aesthetics difference and field connection is difficult asks by opening up wire lead slot, counterbore and fairlead
Topic.
Seawaterline stray current sensor described in the utility model, including the cylinder of cylinder structure and be located at cylinder
The flange at body both ends is provided in the axial direction at least one wire lead slot in cylinder upper surface, and wire lead slot is respectively connected to the method at both ends
Lan Shang is further opened with counterbore in cylinder and flange joint, and counterbore penetrates through lead trench bottom to the cavity of cylinder；Wire lead slot both ends
It extends to inside flange；It is evenly equipped on flange in several circular holes, the circular-hole internal-wall along flange is leaded towards center of circle direction drill
Hole, fairlead connected circular hole and wire lead slot；Lead extends to wire lead slot from fairlead and counterbore, and wire lead slot is filled out by special glue
Expire and flattens.
Preferably, reference electrode is placed in the counterbore, reference electrode one end is immersed in the seawater in cavity, the other end
It is welded with the conducting wire for extending to lead outlet.
Preferably, copper plain cushion is placed in the circular hole, copper plain cushion is fixed by gluing, and copper plain cushion bottom, which is welded with, draws
Line, lead are introduced by fairlead and are drawn from the lead outlet of wire lead slot.
Preferably, the flange is process using insulating materials.
Preferably, the insulating materials uses PVC or nylon.
Preferably, the special glue uses epoxy resin, special glue to fill up the gap in wire lead slot.
Preferably, the lead outlet is provided with fairlead, and lead is connected by fairlead with measuring instrument.
Preferably, leaded lid is set at the top of the fairlead, measuring instrument is fixed on lead by socket and covers, lead lid
It is docked with fairlead, contact surface applies PVC glue.
The utility model has the beneficial effects that：It, will using seawaterline stray current sensor described in the utility model
The copper plain cushion of the measurement voltage of conducting wire and terminal and the reference electrode for measuring electric current, using sunken cord, punch etc. modes into
Row is hidden, and can not only avoid exposure to influences beauty outside cylinder, but also can be to avoid the fiber crops for using middle joint connection in site lead to bring
It is tired.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the usage state diagram of the utility model.
In figure：1, cylinder；2, flange；3, wire lead slot；4, counterbore；5, lead outlet；6, circular hole；7, fairlead；8, cavity；
9, lead；10, bolt；11, reference electrode；12, copper plain cushion.
Specific implementation mode
In order to make the utility model aim, technical solution be more clearly understood, with reference to embodiment, to the utility model
It is described in further detail.
As shown in Figure 1, seawaterline stray current sensor described in the utility model, includes the cylinder of cylinder structure
Body 1 and flange 2 positioned at 1 both ends of cylinder, are provided in the axial direction at least one wire lead slot 3, wire lead slot 3 divides in 1 upper surface of cylinder
It is not connected on the flange 2 at both ends, is further opened with counterbore 4 in cylinder 1 and 2 joint of flange, counterbore 4 penetrates through 3 bottom of wire lead slot
To the cavity 8 of cylinder 1；3 both ends of wire lead slot extend to inside flange 2；It is evenly equipped on flange 2 in several circular holes 6, along flange 2
6 inner wall of circular hole towards the leaded hole 7 of center of circle direction drill, 7 connected circular hole 6 of fairlead and wire lead slot 3；Lead 9 is from 7 He of fairlead
Wire lead slot 3 is extended in counterbore 4, wire lead slot 3 is filled up and flattened by special glue.
As shown in Fig. 2, 1 both ends of cylinder are coaxially arranged with the flange 2 of insulation, bolt 10 passes through the circular hole 6 being arranged on flange 2
Afterwards, it is fixed on the seawater pipeline of metal material, copper plain cushion 12, copper plain cushion 12 is provided between 2 circular hole 6 of bolt 10 and flange
Electric current for detecting seawater pipeline.Copper plain cushion 12 is placed in the circular hole 6, copper plain cushion 12 is fixed by bolt 10, and copper is flat
12 bottoms welding leaded 9 is padded, lead 9 is introduced by fairlead 7 and drawn from the lead outlet of wire lead slot 35.On copper plain cushion 12
Be welded with conducting wire, conducting wire is directly accessed from fairlead 7 in wire lead slot 3, behind the lead 9 in wire lead slot 3 by special glue into
Row is filled and led up, and the conducting wire that copper plain cushion 12 is drawn is avoided to be directly exposed to outside.In view of processing technology, the lead of copper plain cushion 12 is realized
The method of 9 " hiding " can open up vertical vertical slot on flange 2, conducting wire is laid in vertical slot；Drill can also be passed through
Method tilts along the direction in 6 madial wall of circular hole towards the center of circle and is drilled with fairlead 7, and fairlead 7 is blind hole, the bottom of blind hole with draw
Wire casing 3 is connected.
Reference electrode 11 is placed in the counterbore 4,11 one end of reference electrode is immersed in the seawater in cavity 8, the other end
It is welded with the conducting wire for extending to lead outlet 5.It is laid at least one wire lead slot 3 as needed on cylinder 1, is used for different positions
It sets, different purpose detections.3 purpose of wire lead slot is to be hidden the conducting wire of the conducting wire of copper plain cushion 12, reference electrode 11.In lead
Outlet 5, there are two conducting wires in both sides respectively.After conducting wire is laid, by special glue, such as epoxy resin, by the sky in wire lead slot 3
Gap is filled up, while the counterbore 4 where reference electrode 11 being filled up, and is ensured that the cavity 8 of cylinder 1 is can not to be in communication with the outside, is realized
Sealing.Reference electrode 11 is located at 4 bottom of counterbore, is connected directly in seawater, for detecting electric current.Counterbore 4 is opened in wire lead slot 3
With 2 contact position of flange, therefore to be sealed after fixing reference electrode 11.
It should be noted that：The flange 2 is process using insulating materials, and copper plain cushion 12 is detected by bolt 10 and it
The potential difference of connected seawaterline, therefore flange 2 is necessary for nonmetallic.Insulating materials preferably uses PVC or nylon.
The special glue uses epoxy resin, special glue to fill up the gap in wire lead slot 3, the gap packet in wire lead slot 3
Include the gap of counterbore 4, wire lead slot 3 extends to the gap of flange 2, the channel-shaped gap in 1 outer surface of cylinder.
The lead outlet 5 is provided with fairlead, and lead 9 is connected by fairlead with measuring instrument, and lead outlet 5 is set to
On cylinder 1, for collecting all conducting wires and it being connected with measuring instrument.
Leaded lid is set at the top of the fairlead, and measuring instrument is fixed on lead by socket and covers, lead lid and lead
Pipe docks, and contact surface applies PVC glue, ensures that conducting wire is still outer there is no being exposed to after the extraction of cylinder 1.
The process of the utility model, steps are as follows：
(1) it will be processed into counterbore 4 on the inside of opposite 2 mounting hole of flange of two of which, place copper plain cushion 12.When the sensing
When device accesses seawaterline, seawater metal tubes and copper plain cushion 12 are connected by brass bolt 10.Copper plain cushion 12 is just in this way
Potentiometric detection lead 9 can be used as.
(2) counterbore 4 is beaten at the both ends of cylinder 1 according to the size of silver chloride reference electrode 11, for installing reference electrode 11.
(3) surface of cylinder 1 processes one of wire lead slot 3, passes through for conducting wire.
(4) circular hole 6 is opened at the intermediate position of cylinder 1, and for installing fairlead, lead covers installation waterproof socket.
(5) the installation counterbore 4 of copper plain cushion 12 is connected to slot punching of sunkening cord, and is used for extraction wire.
The assembling process of the utility model, steps are as follows：
(1) copper plain cushion is installed：12 bottom margin of copper plain cushion welds a high temperature flame-proof conducting wire, and first conducting wire introducing is sunken cord
Slot then by 4 inner wall coated with glue of counterbore, then by the insertion counterbore 4 of copper plain cushion 12, compresses.It is processed according to design size, copper plain cushion 12
Outerplanar should be higher than that 2 plane 0.5-1mm of flange, can be with 10 reliable contacts of bolt when ensureing installation.
(2) reference electrode is installed：Reference electrode 11 is fixedly mounted with glue in electrode mounting hole, the lower plane of electrode with
Pipeline inner wall remains basically stable.After electrode wires being introduced into sunkening cord slot, electrode hole is filled with epoxy resin.
(3) feed-through collar is installed：Fairlead is first inserted into flange 2, contact surface applies PVC glue.By 4 leads 9 from 9 method of lead
It draws, is welded on the socket that lead covers in the two side holes of orchid 2.
(4) it examines：4 electrodes and the contact pin on socket are measured with multimeter, should be reliably connected.
(5) embedding：It is filled up and is flattened with the epoxy resin slot that will sunken cord.The gap in fairlead is filled up with epoxy resin.
Round lead lid is docked with fairlead, and contact surface applies PVC glue.
(6) it is surface-treated：After sensor installs, surface mopping or plastic-spraying.
Seawaterline stray current sensor described in the utility model will be led on the basis of keeping original electric property
The copper plain cushion 12 of the measurement voltage of line and terminal and the reference electrode 11 for measuring electric current, using the modes such as sunken cord, punch
Be hidden, can not only avoid exposure to the outside of cylinder 1 influence it is beautiful, but also can be to avoid using middle joint connection in site lead 9 to bring
Trouble.The utility model realizes integration and aesthetics in structure.
The above is only the preferred embodiment of the present invention and oneself, not with the utility model be limitation, it is all this
Impartial modifications, equivalent substitutions and improvements etc., should be included in the utility model made by within the spirit and principle of utility model
Patent covering scope in.
Claims (8)
1. a kind of seawaterline stray current sensor, including the cylinder (1) of cylinder structure and positioned at cylinder (1) both ends
Flange (2), which is characterized in that be provided in the axial direction at least one wire lead slot (3) in cylinder (1) upper surface, wire lead slot (3) is respectively
It is connected on the flange (2) at both ends, is further opened with counterbore (4) in cylinder (1) and flange (2) joint, counterbore (4) penetrates through lead
The cavity (8) of slot (3) bottom to cylinder (1)；It is internal that wire lead slot (3) both ends extend to flange (2)；It is evenly equipped on flange (2)
In several circular holes (6), circular hole (6) inner wall along flange (2) towards the center of circle direction leaded hole of drill (7), justify by fairlead (7) connection
Hole (6) and wire lead slot (3)；Lead (9) extends to wire lead slot (3) from fairlead (7) and counterbore (4), and wire lead slot (3) is by special
It is filled up and is flattened with glue.
2. seawaterline stray current sensor according to claim 1, which is characterized in that placed in the counterbore (4)
There is a reference electrode (11), reference electrode (11) one end is immersed in the seawater in cavity (8), and the other end, which is welded with, to be extended to lead and go out
The conducting wire of mouth (5).
3. seawaterline stray current sensor according to claim 1 or 2, which is characterized in that put in the circular hole (6)
It is equipped with copper plain cushion (12), copper plain cushion (12) is fixed by gluing, and leaded (9) are welded in copper plain cushion (12) bottom, and lead (9) passes through
Fairlead (7) is introduced and is drawn from the lead outlet of wire lead slot (3) (5).
4. seawaterline stray current sensor according to claim 1, which is characterized in that the flange (2) is using exhausted
Edge material is process.
5. seawaterline stray current sensor according to claim 4, which is characterized in that the insulating materials uses
PVC or nylon.
6. seawaterline stray current sensor according to claim 1, which is characterized in that the special glue uses epoxy
Resin, special glue fill up the gap in wire lead slot (3).
7. seawaterline stray current sensor according to claim 6, which is characterized in that the lead outlet (5) sets
It is equipped with fairlead, lead (9) is connected by fairlead with measuring instrument.
8. seawaterline stray current sensor according to claim 7, which is characterized in that setting at the top of the fairlead
Leaded lid, measuring instrument are fixed on lead by socket and cover, and lead lid is docked with fairlead, and contact surface applies PVC glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820098858.XU CN207703930U (en) | 2018-01-22 | 2018-01-22 | Seawaterline stray current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820098858.XU CN207703930U (en) | 2018-01-22 | 2018-01-22 | Seawaterline stray current sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703930U true CN207703930U (en) | 2018-08-07 |
Family
ID=63035477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820098858.XU Expired - Fee Related CN207703930U (en) | 2018-01-22 | 2018-01-22 | Seawaterline stray current sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703930U (en) |
-
2018
- 2018-01-22 CN CN201820098858.XU patent/CN207703930U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201130 Address after: 471000 No. 169 Binhe South Road, Luolong District, Henan, Luoyang Patentee after: NO.725 RESEARCH INSTITUTE OF CHINA SHIPBUILDING INDUSTRY Corp. Address before: 266000 room 429, No. 52, Hechuan Road, Licang District, Qingdao, Shandong Province, room 429 Patentee before: QINGDAO JINHAO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20210122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |