CN204011945U - Mining waterproof sealing cable connector - Google Patents
Mining waterproof sealing cable connector Download PDFInfo
- Publication number
- CN204011945U CN204011945U CN201420487781.7U CN201420487781U CN204011945U CN 204011945 U CN204011945 U CN 204011945U CN 201420487781 U CN201420487781 U CN 201420487781U CN 204011945 U CN204011945 U CN 204011945U
- Authority
- CN
- China
- Prior art keywords
- connector
- cable
- injection molding
- internal layer
- injection
- 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 - Lifetime
Links
- 238000005065 mining Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 title abstract description 18
- 238000001746 injection moulding Methods 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 38
- 239000007924 injection Substances 0.000 claims abstract description 38
- 229920003023 plastic Polymers 0.000 claims abstract description 6
- 239000004033 plastic Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 9
- 238000013459 approach Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 235000019994 cava Nutrition 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a mining waterproof sealing cable connector, including cable, needle cover, connector plug and connector socket are in detachable sealing connection, the connector plug is the plastic body of injection moulding, the cable is connected with the needle cover and wraps up and is fixed in the connector joint; the connector plug of the waterproof sealing cable connector for the mine is injection molded by waterproof materials, so that the connector is simple in structure and convenient to use, the difficulty of a production and manufacturing process is favorably reduced, the connector plug forms a closed whole, the waterproof sealing effect is improved, and the requirement of long-time underground use is met; the cable is fixedly connected with the connector plug during injection molding, so that the cable is well protected against pull-off; the connector plug does not need to use a metal shell, so that the danger that the metal shell is easily corroded and penetrated in the underground environment to cause loss of the protection effect is avoided.
Description
Technical field
The utility model relates to a kind of cable connector, particularly a kind of mining waterproof sealed cable connector.
Background technology
Underground power supply used for colliery, its structure is relatively complicated, supply load is of a great variety, area distribution is wider, the geological conditions in load operation place is comparatively complicated, and have the harmful substances such as gas, coal dust and water, corrosive liquids and gases, waterproof and dustproof, the anticorrosion work of therefore carrying out cable connection just seem very important.Current mining waterproof cable connector kind is more, water proof type product is also more, but overall price is expensive, processing technology complexity, cable complex manufacturing technology, and a lot of economical product degree of protection is not high, and be easily corroded, also have part not meet the mining material General Requirement of GB3836.1 for aluminum product casing in down-hole application, be mainly used in the general equipment in ground, can not adapt to subsurface environment.
In prior art, Chinese utility model patent CN202167689U discloses a kind of circular waterproof cable connector, comprise connector body and connector plug, connector body is fixedly connected with by attaching nut with connector plug, cable holder on connector body stretches into the inside of connector plug, the leading section of Connection Block plug is also connected with cable anti-slip device, on the middle part of cable anti-slip device and the leading section of Connection Block plug, be provided with the through channel for inserting cable, the inside of connector plug is provided with plastic cement sealing ring, plastic cement sealing ring along hoop fix and filling between cable holder and the Socket casing of Connection Block plug, although this connector can play certain waterproof sealing effect, but it is assembled by more parts, assembly technology more complicated, and seal approach is undertaken by multiple cushion rubbers, rubber cushion, do not form the entirety of a sealing, waterproof effect is not enough to some extent, can't meet on the whole the requirement that long-time down-hole is used.
Therefore, just need to improve existing mining waterproof sealed cable connector, it is simple in structure, easy to use, is conducive to reduce manufacturing process difficulty, improves waterproof sealing effect, meets the requirement that long-time down-hole is used.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of mining waterproof sealed cable connector, and it is simple in structure, easy to use, is conducive to reduce manufacturing process difficulty, improves waterproof sealing effect, meets the requirement that long-time down-hole is used.
Mining waterproof sealed cable connector of the present utility model, comprise cable, needle guard, connector plug and connector body, described connector plug and connector body are tightly connected with removably, described connector plug is the plastic body of injection mo(u)lding, and described cable is connected with needle guard and wraps in adapter connector inside.
Further, described connector plug comprises internal layer hard injection molding body and is set in the outer flexible injection body outside internal layer hard injection molding body, and described internal layer hard injection molding body is provided with for the cable chamber of accommodating fixing described cable with for the needle guard chamber of accommodating fixing described needle guard.
Further, described internal layer hard injection molding body in the time of first injection mo(u)lding and cable and needle guard link into an integrated entity, described outer flexible injection body in the time of secondary injection molding and internal layer hard injection molding body link into an integrated entity.
Further, the described internal layer hard injection molding body outer surface formation holddown groove that caves inward, described outer flexible injection body inwardly protruding is formed for embedding the fixed block of described holddown groove.
Further, mining waterproof sealed cable connector also comprises the contact pin that is fixed in described connector body and is connected with needle guard; Described connector body comprises Socket casing and is fixed on the insulation injection molding body in Socket casing, and described insulation injection molding body is provided with the contact pin via hole for fixing plug pin.
Further, between the afterbody inwall of described outer flexible injection body and internal layer hard injection molding body, be provided with cannelure, described Socket casing front end oral area extends to form forward the engaging lug that can stretch into cannelure.
Further, mining waterproof sealed cable connector also comprises the attaching nut for connecting described connector plug and connector body; Described attaching nut's front end oral area is provided with spacing ring, the afterbody outer wall of described outer flexible injection body is provided with limiting stand, described attaching nut is enclosed within outside limiting stand and is threaded with Socket casing, and described spacing ring approaches limiting stand and is finally stuck on limiting stand along with attaching nut and being spirally connected of Socket casing, make outer flexible injection body form axial compression to Socket casing.
The beneficial effects of the utility model: mining waterproof sealed cable connector of the present utility model, connector plug adopts waterproof material injection mo(u)lding, make connector construction simple, easy to use, be conducive to reduce manufacturing process difficulty, connector plug forms the entirety of a sealing, improve waterproof sealing effect, met the requirement that long-time down-hole is used; When injection mo(u)lding, cable is fixedly connected with connector plug, and the anti-slip of cable is played to good protection effect; Connector plug is without using metal shell, avoided metal shell to be easily easily worn by erosion and to cause losing the danger of protection effect at subsurface environment; The utility model has solved the deficiency of current cable connector in water resistance, be very suitable for the application of down-hole humidity, trickle environment, more than the degree of protection of this connector can reach IP67, its dependable performance, be widely used, be applicable to coal mine intrinsic safety kind equipment and select in batches.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the mining waterproof sealed cable connector of the present embodiment, comprise cable 1, needle guard 2, connector plug and connector body, described connector plug and connector body are tightly connected with removably, described connector plug is the plastic body of injection mo(u)lding, and described cable 1 is connected with needle guard 2 and wraps in adapter connector inside; Cable 1 tail end is drawn and is connected with needle guard 2, and cable 1 afterbody is together with being located at connector plug in needle guard 2; Connector body is installed and connected in institute's electrical installation shell, and therefore the parts such as O RunddichtringO and thin bullet pad, thin nut can be set in connector body periphery, is convenient to connect; Connector plug adopts waterproof material injection mo(u)lding, makes connector construction simple, easy to use, is conducive to reduce manufacturing process difficulty, and connector plug forms the entirety of a sealing, has improved waterproof sealing effect, meets the requirement that long-time down-hole is used; When injection mo(u)lding, cable 1 is fixedly connected with connector plug, and the anti-slip of cable 1 is played to good protection effect; Connector plug is without using metal shell, avoided metal shell to be easily easily worn by erosion and to cause losing the danger of protection effect at subsurface environment.
In the present embodiment, described connector plug comprises internal layer hard injection molding body 31 and is set in the outer flexible injection body 32 outside internal layer hard injection molding body 31, and described internal layer hard injection molding body 31 is provided with for the cable chamber of accommodating fixing described cable 1 with for the needle guard chamber of accommodating fixing described needle guard 2; Internal layer hard injection molding body 31 can adopt ABS plastic, and its impact resistance, thermal endurance, lower temperature resistance, chemical proofing and excellent electrical properties can effectively be protected cable 1; Cable chamber, needle guard chamber adapt with cable 1, needle guard 2 shapes, size respectively, and they are moulding in the time of 31 injection moulding of internal layer hard injection molding body all; Outer flexible injection body 32 can adopt TPE material, has high resiliency, high strength, the high resilience of rubber, have again can injection molding feature; Outer flexible injection body 32 cooperatively interacts with internal layer hard injection molding body 31, makes connector plug both be applicable to subsurface environment, again effective attached cable 1; In the present embodiment, described internal layer hard injection molding body 31 in the time of first injection mo(u)lding and cable 1 and needle guard 2 link into an integrated entity, described outer flexible injection body 32 in the time of secondary injection molding and internal layer hard injection molding body 31 link into an integrated entity; Obtain through twice injection moulding the connector plug that water proofing property is good, simplify production technology.
In the present embodiment, described internal layer hard injection molding body 31 outer surfaces cave inward and form holddown groove 31a, and described outer flexible injection body 32 inwardly protrudings are formed for embedding the fixed block 32a of described holddown groove 31a; When injection moulding first, form holddown groove 31a, the fixed block 32a forming when quadric injection mould embeds holddown groove 31a, and internal layer hard injection molding body 31 is firmly connected with outer flexible injection body 32; Holddown groove 31a can be both annular groove, can also be equally distributed gap slot; Preferably, partial fixing groove 31a can be communicated to cable chamber.
In the present embodiment, this mining waterproof sealing cable 1 connector also comprises the contact pin 5 that is fixed in described connector body and is connected with needle guard 2; Described connector body comprises Socket casing 41 and is fixed on the insulation injection molding body 42 in Socket casing 41, and described insulation injection molding body 42 is provided with the contact pin via hole for fixing plug pin 5; Socket casing 41 can adopt zinc alloy material to make, and ensures that connector body is connected with outside electrical equipment firm; Insulation injection molding body 42 can adopt ABS plastic, its impact resistance, thermal endurance, lower temperature resistance, chemical proofing and excellent electrical properties, and insulation injection molding body 42 coordinates with internal layer hard injection molding body 31, makes contact pin 5 and needle guard 2 connecting portions have good water proofing property; Insulation injection molding body 42 in the time of injection mo(u)lding and contact pin 5 link into an integrated entity, with fixing plug pin 5.
In the present embodiment, between the afterbody inwall of described outer flexible injection body 32 and internal layer hard injection molding body 31, be provided with cannelure 6, described Socket casing 41 front end oral areas extend to form forward the engaging lug 41a that can stretch into cannelure 6; Outer flexible injection body 32 is taking the upstream end of cable as head, taking needle guard 2 exits as afterbody; 41 of Socket casings are taking one end of being connected with connector plug as front end; Cannelure 6 can be threaded with engaging lug 41a, can be also the relation only contacting and carries out press seal by exterior part; Preferably, between described engaging lug 41a and cannelure 6, O RunddichtringO can be set, strengthen water resistance.
In the present embodiment, this mining waterproof sealing cable 1 connector also comprises the attaching nut 7 for connecting described connector plug and connector body; Described attaching nut's 7 front end oral area is provided with spacing ring 71, the afterbody outer wall of described outer flexible injection body 32 is provided with limiting stand 32b, described attaching nut 7 is enclosed within outside limiting stand 32b and is threaded with Socket casing 41, and described spacing ring 71 is upper along with attaching nut 7 approaches limiting stand 32b and is finally stuck in limiting stand 32b with being spirally connected of Socket casing 41, makes outer flexible injection body 32 form axial compression to Socket casing 41; Limiting stand 32b is the annular boss on outer flexible injection body 32, and 71 of spacing rings are extended internally and formed by attaching nut's 7 oral areas; Along with attaching nut 7 spiral advances, outer flexible injection body 32 presses Socket casing 41, without using sealing ring can reach the effect of soft seal; Attaching nut 7 also forms radial pressure to outer flexible injection body 32 simultaneously, and engaging lug 41a is closely connected with cannelure 6.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. a mining waterproof sealed cable connector, comprise cable, needle guard, connector plug and connector body, described connector plug and connector body are tightly connected with removably, it is characterized in that: the plastic body that described connector plug is injection mo(u)lding, described cable is connected with needle guard and wraps in adapter connector inside.
2. mining waterproof sealed cable connector according to claim 1, it is characterized in that: described connector plug comprises internal layer hard injection molding body and be set in the outer flexible injection body outside internal layer hard injection molding body, described internal layer hard injection molding body is provided with for the cable chamber of accommodating fixing described cable with for the needle guard chamber of accommodating fixing described needle guard.
3. mining waterproof sealed cable connector according to claim 2, it is characterized in that: described internal layer hard injection molding body in the time of first injection mo(u)lding and cable and needle guard link into an integrated entity, described outer flexible injection body in the time of secondary injection molding and internal layer hard injection molding body link into an integrated entity.
4. mining waterproof sealed cable connector according to claim 3, is characterized in that: the described internal layer hard injection molding body outer surface formation holddown groove that caves inward, described outer flexible injection body inwardly protruding is formed for embedding the fixed block of described holddown groove.
5. according to the mining waterproof sealed cable connector described in claim 2 to 4 any one, it is characterized in that: mining waterproof sealed cable connector also comprises the contact pin that is fixed in described connector body and is connected with needle guard; Described connector body comprises Socket casing and is fixed on the insulation injection molding body in Socket casing, and described insulation injection molding body is provided with the contact pin via hole for fixing plug pin.
6. mining waterproof sealed cable connector according to claim 5, it is characterized in that: between the afterbody inwall of described outer flexible injection body and internal layer hard injection molding body, be provided with cannelure, described Socket casing front end oral area extends to form forward the engaging lug that can stretch into cannelure.
7. mining waterproof sealed cable connector according to claim 6, is characterized in that: mining waterproof sealed cable connector also comprises the attaching nut for connecting described connector plug and connector body; Described attaching nut's front end oral area is provided with spacing ring, the afterbody outer wall of described outer flexible injection body is provided with limiting stand, described attaching nut is enclosed within outside limiting stand and is threaded with Socket casing, and described spacing ring approaches limiting stand and is finally stuck on limiting stand along with attaching nut and being spirally connected of Socket casing, make outer flexible injection body form axial compression to Socket casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487781.7U CN204011945U (en) | 2014-08-27 | 2014-08-27 | Mining waterproof sealing cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487781.7U CN204011945U (en) | 2014-08-27 | 2014-08-27 | Mining waterproof sealing cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011945U true CN204011945U (en) | 2014-12-10 |
Family
ID=52051890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420487781.7U Expired - Lifetime CN204011945U (en) | 2014-08-27 | 2014-08-27 | Mining waterproof sealing cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204011945U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406250A (en) * | 2015-07-31 | 2016-03-16 | 中航光电科技股份有限公司 | Plug for pipeline detection and connector assembly and detector employing plug |
| CN105742857A (en) * | 2016-02-17 | 2016-07-06 | 安费诺金事达电子系统（白城）有限公司 | Novel wire oil-resistant insert in engine cylinder |
| CN105846222A (en) * | 2015-01-15 | 2016-08-10 | 江苏赛洋机电科技有限公司 | Cable connector for servo motor and stepping motor |
| CN105958428A (en) * | 2016-06-22 | 2016-09-21 | 国网山东省电力公司龙口市供电公司 | Power transmission equipment |
| CN108123285A (en) * | 2018-01-29 | 2018-06-05 | 上海哲宏机器人自动化有限公司 | A kind of water proof type encoder for servo motor cable connector |
| CN109301563A (en) * | 2018-11-07 | 2019-02-01 | 中国电子科技集团公司第三研究所 | A kind of watertight connector |
-
2014
- 2014-08-27 CN CN201420487781.7U patent/CN204011945U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846222A (en) * | 2015-01-15 | 2016-08-10 | 江苏赛洋机电科技有限公司 | Cable connector for servo motor and stepping motor |
| CN105406250A (en) * | 2015-07-31 | 2016-03-16 | 中航光电科技股份有限公司 | Plug for pipeline detection and connector assembly and detector employing plug |
| CN105742857A (en) * | 2016-02-17 | 2016-07-06 | 安费诺金事达电子系统（白城）有限公司 | Novel wire oil-resistant insert in engine cylinder |
| CN105958428A (en) * | 2016-06-22 | 2016-09-21 | 国网山东省电力公司龙口市供电公司 | Power transmission equipment |
| CN108123285A (en) * | 2018-01-29 | 2018-06-05 | 上海哲宏机器人自动化有限公司 | A kind of water proof type encoder for servo motor cable connector |
| CN109301563A (en) * | 2018-11-07 | 2019-02-01 | 中国电子科技集团公司第三研究所 | A kind of watertight connector |
| CN109301563B (en) * | 2018-11-07 | 2024-04-12 | 中国电子科技集团公司第三研究所 | Watertight connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204011945U (en) | Mining waterproof sealing cable connector | |
| CN204230517U (en) | AISG injection moulding cable-assembly | |
| CN204349063U (en) | A kind of nuclear power case water joint | |
| CN202601934U (en) | Waterproof rubber plug | |
| CN204332767U (en) | Instrument button waterproof construction | |
| CN103001060B (en) | A kind of two slotting stube cable | |
| CN204879152U (en) | Gas pipe of belt lacing | |
| CN202340006U (en) | Full rubber mold hard and soft engaged sealed underwater connector | |
| CN202817358U (en) | Cable connection system | |
| CN107331990A (en) | The small-sized self-locking performance explosion-proof connector and its installation method of a kind of power cable wiring | |
| CN203691818U (en) | Wire out through hole waterproof structure | |
| CN203934188U (en) | A kind of via hole of electrical appliance wires under water waterproof seal | |
| CN206772379U (en) | A kind of ultrasonic water meter housing waterproof construction | |
| CN202940684U (en) | High-voltage junction box of high-voltage dust explosion-proof three-phase asynchronous motor | |
| CN203883231U (en) | Waterproof plug | |
| CN206889892U (en) | Pipe joint | |
| CN206728248U (en) | Sports earphones | |
| CN209374766U (en) | A kind of new-energy automobile high pressure waterproof interlocking connector | |
| CN205646799U (en) | Novel three -phase combination formula overvoltage protection device casing | |
| CN205479756U (en) | Fast joint sealing sleeve pipe | |
| CN204720578U (en) | Three anti-connectors | |
| CN205790650U (en) | A kind of flat water-proof connector | |
| CN202167689U (en) | Round waterproof cable connector | |
| CN205299414U (en) | Waterproof lamp holder | |
| CN208797174U (en) | A kind of WIFI antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |