CN1227440A - Underwater motor - Google Patents
Underwater motor Download PDFInfo
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- CN1227440A CN1227440A CN 99100681 CN99100681A CN1227440A CN 1227440 A CN1227440 A CN 1227440A CN 99100681 CN99100681 CN 99100681 CN 99100681 A CN99100681 A CN 99100681A CN 1227440 A CN1227440 A CN 1227440A
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- 238000012946 outsourcing Methods 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 239000011347 resin Substances 0.000 description 11
- 229920005989 resin Polymers 0.000 description 11
- 229920001971 elastomer Polymers 0.000 description 9
- 239000012212 insulator Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 208000034189 Sclerosis Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002611 posturography Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Cable Accessories (AREA)
Abstract
The invention provides an underwater motor which facilitates works, and further more into which water hardly infiltrates. An underwater motor has a motor main body, a cable through which a power is supplied to the motor main body or electrical signals are transmitted/received to/from the motor main body, and connectors which are provided on both the motor main body and the cable on order to connect them detachably to each other. The connectors have covering members whose openings are coupled with each other detachably and liquid-tightly, insulating members which cover the openings of the covering members and contact members, which are attached to the insulating members and which are coupled with each other in accordance with the coupling of the covering members for electrical connection. At least one of the contact members is attached, so as to be allowed to make minute movements in a direction crossing the coupling direction with respect to the covering members.
Description
The present invention relates to the dry type underwater motor, particularly carry out underwater motor that cable connects and the water-proof connector that is used for this motor with connector.
In the underwater motor, power or control import the introduction part of motor with cable, require the water proof structure of high reliability.In the prior art this part be configured with following:
(1) with rubber blanket or resin cable end piece portion is fixed and airtight structure.
(2) with elastomers mold cable end piece portions such as rubber, at this partial fixing and airtight structure.
The example that Figure 10 represents above-mentioned (1) has been represented the structure of cable connecting part in detail.The following describes with this structure power supply etc. is connected to order on the motor.
With compression sleeve 5 power is coupled together with the heart yearn portion 2 of cable 1 and the heart yearn 4 of motor-side earlier, carry out water shut off treatment simultaneously.Then, this part is inserted in the box body 6,, like this, cable 1 is fixed and sealed up with packing ring 8 and sealing shroud 9 compressing rubber pads 7.After having carried out the location of cable core 4, flow into resin 10 in the sealing shrouds 9 and make its sclerosis, the cable introduction part is just accused and is finished.
Resin 10 is installed to the cable introduction part on the motor cover 3 after hardening fully, at the state of motor cover 3 of slinging, with nut 13 heart yearn 4 is fixed to the opposition side of terminal, is connecting the motor lead-out wire 11 of terminal board 12 on this terminal.On the other hand, with special connector 15 heart yearn 14 of control cable 1a is connected with control side lead 16.In addition, earthy heart yearn utilizes terminal board and connector to use set bolt 17,18 ground connection of flange.At last, fall motor cover 3 usefulness bolt to motor body.
But, in the above-mentioned prior art, owing in motor inside the motor-side terminal part of cable 1 is connected with lead-out wire 11, so there is following problem.
(1) during the high power motor, the motor-side heart yearn 4 of power cable 1 is thick, owing in the crawl space of motor inside, carry out being connected of cut cable end portion and lead-out wire 11, so operation is poor.
(2) during the transporting of underwater motor, because cable 1,1a long (usually more than 10m), so, must be bundled in the cable of coiled web-like on the pump.
(3) during the installation of underwater motor, because cable 1,1a are the states that is connecting, so, during operation, may damage cable roughly.
When (4) carrying out the periodic inspection of underwater motor pump at the scene, unload being connected of feed cable 1 and power supply control panel, as shown in figure 11, must transport to the maintenance place to the pump body with long and thick cable, so operation is poor.Cable 1 is restrainted into web-like, is bundled on the slip guiding part 19 of pump discharge portion to transport.
In addition, by the conductor of cable 1, when ventilating, the moisture of land side may immerse in the motor by land and between underwater motor inside.Therefore, must block air midway at the conductor of cable 1, the envelope of implementing to anhydrate is handled, and immerses in the motor with the moisture that prevents land side.
Moreover the core of multicore cable must be connected with motor body as ground wire.Therefore, when cable 1 was thick, the wiring operation was poor.
The present invention makes in view of the above problems, the underwater motor that good work such as its purpose is to provide a kind of installation, transports, wiring and water are not easy to immerse.
To achieve these goals, the present invention takes following technical scheme:
Underwater motor, have motor body and to the motor body supply power or and motor body between transmit the cable of the signal of telecommunication, also be provided with the connector that releasably connects described cable and described motor body both sides, it is characterized in that:
Above-mentioned connector has outsourcing parts, insulating properties parts and joint component; Above-mentioned outsourcing parts are that peristome is aimed at mutually can freely shirking, and liquid is thickly conjugate; The peristome of topped these outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component is installed on these insulating elements, mutually combines along with being bonded to each other of outsourcing parts, is electrically connected;
At least one side of above-mentioned joint component is mounted to, and allows with respect to above-mentioned outsourcing parts, with to the direction fine motion that intersects with bonding position.
Described underwater motor is characterized in that,
In the front part of above-mentioned joint component, be provided with make both near the time guide both mutually to the guidance part at center.
Described underwater motor is characterized in that,
Above-mentioned joint component is installed in the installing hole that is formed on the above-mentioned insulating properties parts, the internal diameter of this installing hole is set at, external diameter than above-mentioned joint component arrives greatly above common chimeric tolerance, simultaneously, the anti-avulsion parts are installed on above-mentioned joint component, and the external diameter of these anti-avulsion parts is greater than the internal diameter of above-mentioned installing hole.
Described underwater motor is characterized in that,
Above-mentioned installing hole has the taper that narrows down gradually towards above-mentioned joint component front end.
Described underwater motor is characterized in that,
Above-mentioned insulating properties parts are installed in the installing hole that is formed on the above-mentioned outsourcing parts, and the internal diameter of this installing hole is set at than above-mentioned joint component greatly to surpassing common chimeric tolerance.
Underwater motor, be provided be used for power supply supply with or the cable of motor control usefulness releasably be connected to connector on the motor body; It is characterized in that:
Above-mentioned connector has outsourcing parts, insulating properties parts and joint component; Above-mentioned outsourcing parts are peristomes and the cable side outsourcing parts that are located on the cable side connector coincide, and can freely shirk and thickly combination of liquid; The peristome of the topped outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component liquid thickly is installed on this insulating element, with can be towards the direction fine motion that intersects with direction of engagement.
The underwater motor of being put down in writing, have motor body and to the motor body supply power or and motor body between transmit the cable of electric signal, also be provided with the connector of stube cable and motor body both sides releasably, it is characterized in that above-mentioned connector has outsourcing parts, insulating properties parts and joint component; The peristome of above-mentioned outsourcing parts coincide mutually, and can freely shirk and liquid thickly in conjunction with; The peristome of topped these outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component is installed on these insulating elements, and mutually combining is electrically connected; At least one side of above-mentioned joint component is mounted to, and above-mentioned relatively outsourcing parts are can fine motion towards the direction of intersecting with direction of engagement.
In the underwater motor of this structure, the cable introduction part of underwater motor is become connector, the simplicity that has improved assembling operation and transported, and, before underwater motor pump is at the scene installed and is finished or after the periodic inspection, can simply cable be connected with motor body or dismantle, improve operation, prevent accidents such as cable fault.In addition, because joint component can be in crisscross fine motion, so, even the fine motion that error also can be by joint component is arranged when making and decide core, so easy-to-use underwater motor can be provided.
The underwater motor of being put down in writing is characterized in that, in the front part of above-mentioned joint component, be provided with make both near the time guide both mutually to the guidance part at center.Like this, the power that produces by the contact of guidance part can be carried out the center automatically.
In the underwater motor of being put down in writing, it is characterized in that, above-mentioned joint component is installed in the installing hole that is formed on the above-mentioned insulating properties parts, the external diameter that the internal diameter of this installing hole is set at than above-mentioned joint component arrives greatly above common chimeric tolerance, simultaneously, the anti-avulsion parts are installed on above-mentioned joint component, and the external diameter of these anti-avulsion parts is greater than the internal diameter of above-mentioned installing hole.
In the underwater motor of being put down in writing, it is characterized in that of the taper of above-mentioned installing hole for narrowing down gradually towards above-mentioned joint component front end.
In the underwater motor of being put down in writing, it is characterized in that above-mentioned insulating properties parts are installed in the installing hole that is formed on the above-mentioned outsourcing parts, the internal diameter of this installing hole is set at than the big common chimeric tolerance of above-mentioned joint component.
The underwater motor of being put down in writing, be provided be used for power supply supply with or motor control releasably be connected to connector on the motor body with cable, it is characterized in that above-mentioned connector has outsourcing parts, insulating properties parts and joint component; Above-mentioned outsourcing parts are peristomes be located at the cable side connector on cable side outsourcing parts coincide and can freely shirk and liquid is thickly combining; The peristome of the topped outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component can towards the direction fine motion that intersects with direction of engagement be installed on the above-mentioned insulating element.
With reference to the accompanying drawings, describe embodiments of the invention in detail.
Fig. 1 is the overall diagram that adopts the pump unit of underwater motor of the present invention.
Fig. 2 is the sectional drawing that the upper cable of expression underwater motor of the present invention is inserted outlet structure.
Fig. 3 is the figure that the power cable of expression underwater motor of the present invention inserts outlet structure.
Fig. 4 is the figure of the connector installation structure of expression underwater motor of the present invention.
Fig. 5 is in underwater motor of the present invention, the figure of the connector bonding state of expression power cable.
Fig. 6 is the posturography of pump when transporting that adopts underwater motor of the present invention.
Fig. 7 is the figure of other embodiment that adopts the pump unit of underwater motor of the present invention.
Fig. 8 is the sectional drawing along A line among Fig. 7.
Fig. 9 is (a) embodiment illustrated in fig. 7 vertical view, (b) is its enlarged drawing.
Figure 10 is the figure of the upper cable introduction part structure of the existing underwater motor of expression.
Figure 11 adopts the posturography of pump when transporting of existing underwater motor.
Fig. 1 represents to adopt the vertical shaft type submersible pump of underwater motor of the present invention.Be provided with impeller in the pump case 33 with suction inlet 30, vortex chamber 31, discharge pipe arrangement 32, underwater motor M is assembled in the top of pump case 33.Underwater motor M constitutes, and motor body is gone in the tubular motor box 35 structure of its connector for 36 groups: power cable 37 and control cable 38 releasably are connected above the motor box 35.
As Fig. 2 or shown in Figure 3, in motor body 36 1 sides, the peristome at the top board 40 of case 35 is installed with the topped plate 41 that is made of insulator, is provided with the outstanding positive side connector 42 to foreign side on this topped plate 41.The top corner of this joint 42 is chamfered to be round guiding face 42a.Between top board 40 and the topped plate 41, between topped plate 41 and the joint 42, O shape ring 43,44 is installed, respectively to guarantee the close property of liquid.The inner of joint 42 is connecting the lead-out wire 45 of motor.
As shown in Figure 4, positive side connector 42 inserts installing hole 90 ground that are formed on the topped plate 41 and installs from the below, and the step surface 91 and the lower edge of installing hole 90 are joined.On the outer peripheral face of sun side connector 42, form all grooves 92 in the position of the upside that protrudes in installing hole 90, this in week groove 92 embedded by having the anti-avulsion ring 93 that certain thickness elastomeric material constitutes, be used for anti-avulsion.
The internal diameter of installing hole 90 is connected the poor of 42 external diameter with positive side, be set at more much greatly than deciding the tolerance that core uses usually, and like this, positive side connector 42 can be towards the transverse direction fine motion in installing hole 90.Installing hole 90 forms from the face that faces down and expands the taper of opening.One-sided gap between installing hole 90 and the positive side connector 42 is d above
1=0.05mm is d below
2=0.1～0.15mm.Like this, positive side connector 42 can be to fascinate in the center with the upside of installing hole 90, and the mobile surplus of the leading section of positive side connector 42 increases.Anti-avulsion ring 93 is set at D＞2d from the outstanding distance D in the outside of positive side connector 42
1, like this, the anti-avulsion ring does not engage in the installing hole yet when maximum inclination.In addition, between the installing hole 94 and topped plate 41 outer peripheral faces of pump case top board 40, also set same mobile surplus.
The end of power cable 37 is installed with tubular connector body 46, cable gland 48 across rubber blanket 47 usefulness bolted in the above.In the front of connector body 46, the sheet-like insulator 49 of band peristome is installed.Be provided with cloudy side connector 50 at side's peristome, the leading section inboard of this joint 50 is chamfered to be guiding face 50a.At another peristome earthy joint 51 is installed, is connecting the heart yearn 37a of cable 37 in the inner of each joint 50,51.In the outer end of earthy joint 51, fixing ground plate 52 with bolt 53, this ground plate also is fixed on the inner face of the connector body 46 that electric conducting material such as metal forms with bolt 54.
O shape ring 55 is installed, to guarantee the space 46a in the connector body 46 and the close property of liquid in connector connecting portion space 60 between connector body 46 and insulator 49.At the inner face of insulator 49, form the wall 56 that extends along cloudy side connector 50, its with joint 50 between the gap in, filling resin 57 and is hardened, this resin 57 is cladding the exposed division 37b of joint 50 and heart yearn 37a.Like this, can guarantee the close property of air-tightness, liquid of exposed division 37b and the space 46a of heart yearn 37a.Be provided with flange 46b in the lower end of connector body 46, be installed in bolt on the top board 40 of case.O shape ring 59 is installed, with the close property of the liquid of guaranteeing connector connecting portion space 60 below flange.
The top board 40 of motor body 36 and topped plate 41, joint 42 constitute motor-side connector 61, constitute cable side connector 62 by connector body 46, insulator 49, joint 50,51.
Below, the operation that constitutes above-mentioned connector structure is described.Earlier the positive side connector 42 that is connecting lead-out wire 45 is installed on the topped plate 41 of motor-side, and is fixed on the motor body 36.The cloudy side connector 50 of the heart yearn 37a that is connecting power cable 37 and ground joint 51 are installed on the cable side insulator 49, resin 57 are flowed into wall 56 inboard of insulators and make its sclerosis, be fixed on the connector body 46.With bolt 53 ground plate 52 is installed on the earthy joint 51, uses bolt 54 connector body 46 ground connection.These operations can be carried out in the convenient place beyond factory etc., the motor erecting bed.
Then, in the erecting bed of motor, as shown in Figure 5, connect each connector and make it approaching with bolt 58.Like this, make between the connector and to engage and both are coupled together.Here, owing to reasons such as various foozles or assembly errors, the center between the joint 42,50 of positive side and cloudy side has deviation sometimes, at this moment, makes guiding face 42a, 50 contacts of each joint, and both are carried out the center.At this moment, because positive side connector 42 has gap d
1, d
2So,, by between the guiding face to central role, then side connector 42 has mobile leeway, like this, can easily carry out the center.
Like this, power cable 37 is electrically connected with lead-out wire 45, and control is connected similarly with cable.These connect operations normally under water the installation of the motor-mount pump back that is over implement, so its installation exercise ratio is simple when being with long wireline operation, also can not damage cable etc.
Among the underwater motor M of Gou Chenging,, but still can keep the close property of sufficient liquid like this although adopted connector structure.That is, between the inner space of motor body 36 and the connecting portion space 60, with 43,44 sealings of O shape ring, and, between this connecting portion space 60 and the space outerpace, with sealings such as O shape ring 55 and rubber blankets 47.Therefore, guarantee the close property of dual liquid between the inner space of motor body 36 and the space outerpace, can prevent that liquid from immersing motor body 36.
The end of heart yearn 37a is sealing with resin 57, carries out with being connected by joint 42,50 of motor body 36, so the moisture that has passed through heart yearn 37a can not immerse connecting portion space 60 and motor body 36.Just in case immersion around the cable packing ring 47, water also only accumulate in the space 46a in the connector body 46, can not produce short circuit between heart yearn 37a.In addition, just in case connector is thrown off in water,, immerse in the motor body 36 so can prevent water owing to sealing with O shape ring 43,44 in motor body 36 and between the connecting portion space 60.
In the time of need transporting this underwater motor for periodic inspection etc., as shown in Figure 6, unload the connection of cable 37, shut P is installed in order to protect positive side connector 42.Like this, when being with long cable 37 ground to transport, operation is oversimplified, and also can not damage cable etc.
Among this embodiment, with bolt 53 ground plate 52 is installed on the earthy joint 51, pass through connector body 46 ground connection with bolt 54, like this, as long as connector body 46 is installed on the top board 40 of motor box, just can carry out ground connection, not need the ground connection construction of motor inside, connect operation easy more.
Fig. 7 and Fig. 9 represent the 2nd embodiment of the present invention.The connecting portion of motor is installed with the outstanding collar tube sub-assembly (intermediate member) 70 to foreign side under water.The cable side connector body is connected with motor body 36 by this collar tube sub-assembly 70.This collar tube sub-assembly 70 by the tabular flange part 71 of the triangular planar of upside and below this flange part 71 outstanding cylindrical portion 72 constitute.
On the flange part 71, form the receiving orifice 73 of accepting connector body 46, be formed for passing the bolt hole 75 of connector fixed-use bolt 74 on each summit in central authorities.Form bolt hole 76 in the position of departing from flange part 71 summits, this bolt hole 76 is used for collar tube sub-assembly 70 is fixed to the top board 40 of motor box, the peristome 40a of the cylindrical portion 72 insertion top boards 40 of collar tube sub-assembly 70, be fixed by bolts to top board 40 above.In the inboard of cylindrical portion 72, with O shape ring 43 insulating properties connector base board 41 is installed by sealing, the positive side connector 42 of predetermined number is installed on this substrate 41.
The outer peripheral face of the cylindrical portion 72 of sleeve part 70 is disposing the fluid-tight O shape ring 77 that is used to guarantee between sleeve part 70 and the peristome 40a.The inner peripheral surface of the flange part 71 of sleeve part 70 and above, disposing respectively and guaranteeing that fluid-tight O shape encircles 78,79 between sleeve part 70 and the connector body 46.Form the air vent hole 80 that runs through to inner peripheral surface from outer peripheral face at flange part 70, be formed for connecting the effective screw thread 81 of gases at high pressure pipe arrangement in its outer end, firmly inaccessible with common screwed plug 82.The inner of air vent hole 80 is towards opening between 2 O shape rings 78,79 of sleeve part 70.
The flange portion 83 of connector body 46 is triangular in shape, so that be suitable for sleeve part 70, in the position corresponding with its each summit, forms bolt hole 84.Below connector body 46, be provided with the cylindrical portion 85 chimeric with sleeve part 70, its front end is outstanding from the front position of the cloudy side connector 50 of connector body 46.
The front position of cloudy side connector 50 with respect to the relation of the cylindrical portion 85 of connector body 46 and the front position of positive side connector 42 with respect to relation of plane on the flange part 71 is, when being installed to connector body 46 on the sleeve part 70, before the joint 50,42 of cloudy side and positive side contacts, cylindrical portion 73,85 contacts are connected with earth terminal earlier.When unloading, the connection of cylindrical portion 73,85 is to be cut off after the connection between joint 50,42.
Positive similarly side connector 42 is installed in the installing hole of topped plate among this embodiment, and has than common big gap, easy to the center between the joint.In addition, among this embodiment, the inner space of connector body 46 clads heart yearn 37a fully with resin 57 fillings.For the state casting resin of power cable 37 is being installed, as shown in Figure 8, be provided with groove 95 as the resin stream in the interior perimembranous of connector body.
In this underwater motor, power supply is connected respectively on the top board 40 of motor box 35 with cable with cable and control with above-mentioned connector structure.As mentioned above, because mounting flange portion 83 shapes triangular in shape of connector body 46, so, towards center configuration, shown in Fig. 9 (a), can effectively utilize the narrow area of the top board 40 of circular motor box to install on an one summit.
The connector fixed-use bolt adopts 3, and the heart yearn in the cable adopts 4 usually, and shown in Fig. 9 (b), the joint 50,42 corresponding with it is configured to square.Therefore, not chimeric mutually between the joint when improperly connector body 46 being installed on sleeve part 70, can prevent wrong connection.
Owing between having the triangle flange of bolt hole, connect on each summit, so, carry out 3 location at most and just can obtain correct link position, in addition, do not need to use dowel to follow closely or mark etc. during the location, the connection positioning operation is easy.
After positioning like this, O shape ring is configured in required position, the go forward side by side connection of trip link actuator of fastening bolt then, is unloaded screwed plug 82, and a band instrument pipe arrangement that links to each other with high pressurized gas (scheming not show) is connected here, can carry out the close property testing of liquid.When if leakage is arranged, the pressure of instrument remains low value or rises to maximum pressure wants the long period.On the other hand, encircle if all dispose O shape at the needs position, and the terminal operation that has carried out leakproof, then the pressure of instrument can reach the pressure of gas source immediately.Like this, the underwater motor M of this embodiment, it is easy that the connector that carries out at the scene connects operation, guarantees fail safe, and can avoid misconnection.
Water-proof connector of the present invention, be not defined for underwater motor, that also can be used for using under water or can use under water electric, e-machine, for example the power suppling part of underwater work ship, vehicle have superior effect equally with power, control cable connecting portion.
Effect of the present invention:
According to the present invention, with the structure with the fixing and airtight cable end piece of rubber blanket or resin section of the prior art, With elastomers mold such as rubber, compare at this partial fixing and airtight structure, has following various advantage.
1. not the operation that is connected that crawl space in motor inside carries out cable end piece section and lead-in wire, operation Well.
2. do not need motor cover and terminal board etc., oversimplify at the motor top.
3. during the transporting of underwater motor, owing to do not connecting long cable, so the bale packing operation is easy.
4. stube cable after motor-mount pump is installed under water, so, the accidents such as cable damaged in the time of can preventing from installing.
5. when carrying out at the scene the periodic inspection of underwater motor, do not cut off and being connected of power supply control panel, but Photodissociation is only transported to the pump body maintenance place and is got final product except the connection of connector, can improve the operation of field operation.
6. during cable fault, as long as cable is transported to the scene, carry out the again assembling of cable side connector, needn't Take motor body apart, can repair at short notice.
In addition, compare with existing underwater connector, following advantage arranged:
7. sealed by the cable side connector by immersing moisture in the connector between cable conductor or heart yearn from land, Improve reliability.
8. just in case from the immersion of cable insertion section, also can not conduct electricity, has security.
9. need to not carry out the ground connection operation of cable earth wire at the inner crawl space of motor, can connect in cable side Carry out in the device, operation is good.
10. can easily avoid misconnection.
11. can be confirmed whether simply to have liquid-tight property.
12. because of reasons such as various foozles, the center between the joint is deviation sometimes, still, by Can fine motion with respect to standing part at least one party's joint, so, can easily carry out center job.
Claims (6)
1. underwater motor, have motor body and to the motor body supply power or and motor body between transmit the cable of the signal of telecommunication, also be provided with the connector that releasably connects described cable and described motor body both sides, it is characterized in that:
Above-mentioned connector has outsourcing parts, insulating properties parts and joint component; Above-mentioned outsourcing parts be peristome aim at mutually with can freely shirk and liquid thickly conjugate; The peristome of topped these outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component is installed on these insulating elements, mutually combines along with being bonded to each other of outsourcing parts, is electrically connected;
At least one side of above-mentioned joint component is mounted to, and allows to respect to the direction fine motion of above-mentioned outsourcing parts to intersect with bonding position.
2. underwater motor as claimed in claim 1 is characterized in that,
In the front part of above-mentioned joint component, be provided with make both near the time guide both mutually to the guidance part at center.
3. underwater motor as claimed in claim 1 is characterized in that,
Above-mentioned joint component is installed in the installing hole that is formed on the above-mentioned insulating properties parts, the internal diameter of this installing hole is set at, external diameter than above-mentioned joint component arrives greatly above common chimeric tolerance, simultaneously, the anti-avulsion parts are installed on above-mentioned joint component, and the external diameter of these anti-avulsion parts is greater than the internal diameter of above-mentioned installing hole.
4. underwater motor as claimed in claim 3 is characterized in that,
Above-mentioned installing hole has the taper that narrows down gradually towards above-mentioned joint component front end.
5. underwater motor as claimed in claim 1 is characterized in that,
Above-mentioned insulating properties parts are installed in the installing hole that is formed on the above-mentioned outsourcing parts, and the internal diameter of this installing hole is set at than above-mentioned joint component greatly to surpassing common chimeric tolerance.
6. underwater motor, be provided be used for power supply supply with or the cable of motor control usefulness releasably be connected to connector on the motor body; It is characterized in that:
Above-mentioned connector has outsourcing parts, insulating properties parts and joint component; Above-mentioned outsourcing parts are peristomes and the cable side outsourcing parts that are located on the cable side connector coincide, and can freely shirk and thickly combination of liquid; The peristome of the topped outsourcing parts of above-mentioned insulating properties parts; Above-mentioned joint component liquid thickly is installed on this insulating element, with can be towards the direction fine motion that intersects with direction of engagement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10058985A JPH11243659A (en) | 1998-02-24 | 1998-02-24 | Underwater motor |
| JP058985/98 | 1998-02-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1227440A true CN1227440A (en) | 1999-09-01 |
| CN1270421C CN1270421C (en) | 2006-08-16 |
Family
ID=13100152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99100681 Expired - Fee Related CN1270421C (en) | 1998-02-24 | 1999-02-13 | Underwater motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH11243659A (en) |
| CN (1) | CN1270421C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406271A (en) * | 2015-09-30 | 2016-03-16 | 中航光电科技股份有限公司 | Underwater electromagnetic separating apparatus and underwater electromagnetic separating apparatus assembly |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4124683B2 (en) | 2003-03-20 | 2008-07-23 | アスモ株式会社 | motor |
| CN102013590B (en) * | 2010-09-08 | 2013-11-13 | 深圳市智优电池集成技术有限公司 | Waterproof socket and plug assembly for easy installation and maintenance |
| JP6286652B2 (en) * | 2013-04-08 | 2018-03-07 | パナソニックＩｐマネジメント株式会社 | motor |
| US10693258B2 (en) | 2016-11-22 | 2020-06-23 | Ebara Corporation | Submersible motor and waterproof connector |
-
1998
- 1998-02-24 JP JP10058985A patent/JPH11243659A/en active Pending
-
1999
- 1999-02-13 CN CN 99100681 patent/CN1270421C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406271A (en) * | 2015-09-30 | 2016-03-16 | 中航光电科技股份有限公司 | Underwater electromagnetic separating apparatus and underwater electromagnetic separating apparatus assembly |
| CN105406271B (en) * | 2015-09-30 | 2018-01-16 | 中航光电科技股份有限公司 | Underwater electromagnetic separator and underwater electromagnetic separator component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1270421C (en) | 2006-08-16 |
| JPH11243659A (en) | 1999-09-07 |
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