CN113872012A - Resin filling thermal shrinkage connecting device for cable and using method - Google Patents
Resin filling thermal shrinkage connecting device for cable and using method Download PDFInfo
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- CN113872012A CN113872012A CN202111070196.8A CN202111070196A CN113872012A CN 113872012 A CN113872012 A CN 113872012A CN 202111070196 A CN202111070196 A CN 202111070196A CN 113872012 A CN113872012 A CN 113872012A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
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Abstract
The invention provides a resin filling thermal shrinkage connecting device for cables, which is used for filling resin in connectors, and comprises a bubble removing mechanism, wherein the bubble removing mechanism comprises: a sealing cover; the glue filling unit is connected with the sealing cover; the air extraction unit is connected with the sealing cover; when resin is filled, the glue filling gun and the negative pressure equipment work simultaneously, the resin flows into the connector through the glue filling gun and the glue filling unit in sequence, and air in the connector is led out of an inner cavity of the connector through the air exhaust unit and the negative pressure equipment in sequence; the invention has the beneficial effects that: through the cooperation between the bubble removing mechanism that sets up, the glue filling rifle, the negative pressure equipment, can make filling resin go on simultaneously with take out the air, when the resin is leading-in to the inner chamber of connector, can carry out filling resin while getting rid of the air of connector inner chamber, can prevent that the air in the connector inner chamber from forming the bubble in the resin, can effectual improvement product quality.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a resin-filled heat-shrinkable connecting device for cables and a using method of the resin-filled heat-shrinkable connecting device for cables.
Background
Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.
Need install the connector additional in the use of cable, in order to make things convenient for cable and equipment interface to be connected, and current connector is at the in-process of production, need carry out the encapsulating work to the connector, need be with the leading-in inner chamber to the connector of resin, contact to connector inside is fixed, but current encapsulating in-process, can leave the air in the connector, when the resin filling is on the connector, the air can remain and form the bubble in the resin, and a large amount of bubbles can influence the quality of resin, cause the decline of product quality easily.
Disclosure of Invention
The invention provides a resin filling heat-shrinkable connecting device for cables and a using method aiming at the defects of the prior art.
The invention solves the technical problems through the following technical means:
resin filling thermal shrinkage connecting device for cables for connector resin filling, the thermal shrinkage connecting device includes bubble removing mechanism, bubble removing mechanism includes:
the sealing cover is matched with the connector and connected with the connector, so that the connector forms a closed space to prevent air from entering;
the glue filling unit is connected with the sealing cover, is connected with an externally-arranged glue filling gun and is used for guiding resin into the connector;
the air extraction unit is connected with the sealing cover, and the air extraction unit is connected with external negative pressure equipment and used for extracting air in the inner cavity of the connector; when resin is filled, the glue filling gun and the negative pressure equipment work simultaneously, the resin flows into the connector through the glue filling gun and the glue filling unit in sequence, and air in the connector is led out of an inner cavity of the connector through the air exhaust unit and the negative pressure equipment in sequence.
As the improvement of above-mentioned technical scheme, the encapsulating unit includes first connecting piece, encapsulating pipeline, first connecting piece is fixed to be set up in encapsulating pipeline mouth of pipe department, first connecting piece and encapsulating rifle discharge gate looks adaptation, and first connecting piece is connected with the encapsulating rifle, the encapsulating pipeline stretches into the inner chamber to the connector for isolated with the outside air when resin flows in the encapsulating rifle.
As an improvement of the above technical scheme, the glue filling unit further comprises a fixed frame, a fixed rod, a lifting screw, a movable plate, a blocking ring and an elastic member, wherein the fixed frame is fixedly arranged in an inner cavity of the glue filling pipeline, the fixed rod is fixedly arranged on the fixed frame, the lifting screw is fixedly arranged on the outer wall of the fixed rod, the movable plate is sleeved on the outer wall of the fixed rod, and the movable plate is in threaded fit with the lifting screw so that the movable plate is slowly lifted;
the blocking ring is fixedly arranged on the inner wall of the glue pouring pipeline, and the movable plate descends to be in contact with the blocking ring, so that the glue pouring pipeline is closed;
the elastic piece is fixedly arranged on the fixing frame and is in contact with the movable plate, so that the movable plate is lifted and reset, and the glue filling pipeline is circulated.
As an improvement of the above technical scheme, the air exhaust unit includes a second connecting piece and an air exhaust pipeline, the second connecting piece is fixedly arranged at a pipe orifice of the air exhaust pipeline, the second connecting piece is adapted to an air inlet of the negative pressure device, the second connecting piece is connected with the negative pressure device, and the air exhaust pipeline extends into an inner cavity of the connector, so that air in the connector is guided out.
As an improvement of the technical scheme, the connector comprises a shell, a contact element and an accommodating cavity, the contact element is clamped in an inner cavity of the shell, the accommodating cavity is formed between the contact element and the shell, and resin sequentially flows into the accommodating cavity through the glue filling gun and the glue filling unit.
As an improvement of the above technical solution, the sealing cover is provided with a first swing unit and a second swing unit, the first swing unit and the second swing unit have the same structure, the glue filling unit is arranged in the first swing unit, and the air exhaust unit is arranged in the second swing unit.
As an improvement of the above technical scheme, two sets of through movable holes are symmetrically arranged on the sealing cover, the first swing unit and the second swing unit are respectively arranged on the movable holes, the first swing unit comprises a fixing ring and an elastic sleeve, the fixing ring is fixedly connected with the elastic sleeve, and the glue filling unit is fixedly arranged in the fixing ring.
The use method of the resin-filled heat-shrinkable connecting device for the cable comprises the following steps:
s1: connecting and fixing
Connecting a glue filling unit with a glue filling gun, and connecting an air exhaust unit with negative pressure equipment;
s2: sealing barrier
Moving the glue filling gun to the upper part of the connector, and enabling the sealing cover to be in contact with the connector to form a closed space to prevent air from entering;
s3: potting resin
The glue filling gun and the negative pressure equipment work simultaneously, the glue filling gun injects resin, the resin is guided into the inner cavity of the connector through the glue filling unit, meanwhile, the negative pressure equipment absorbs air, and the air in the inner cavity of the connector is guided out through the air exhaust unit;
s4: thermal shrinkage sealing
After the resin is solidified, the cable is connected with the contact element through a crimping or welding process, a heat-shrinkable sleeve is sleeved at the joint of the cable and the connector, the heat-shrinkable sleeve is shrunk, and the joint of the cable and the connector is sealed.
The invention has the beneficial effects that:
1. through the cooperation between the bubble removing mechanism that sets up, the glue filling rifle, the negative pressure equipment, can make filling resin go on simultaneously with take out the air, when the resin is leading-in to the inner chamber of connector, can carry out filling resin while getting rid of the air of connector inner chamber, can prevent that the air in the connector inner chamber from forming the bubble in the resin, can effectual improvement product quality.
2. Remove bubble mechanism and set up the unit of bleeding and can effectually make and form the negative pressure space between sealed lid and the connector, when resin is leading-in to the inner chamber of connector from encapsulating unit, can have and adsorb the resin, then can effectual improvement resin flow velocity, can effectually make things convenient for the resin to carry out quick filling.
Drawings
FIG. 1 is a schematic flow chart illustrating a method of using a resin filled heat shrinkable connecting device for cables according to an embodiment of the present invention;
FIG. 2 is a schematic view of the connector and the bubble removing mechanism according to the embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an air pumping unit according to an embodiment of the present invention;
fig. 4 is a schematic connection diagram of the glue filling unit according to the embodiment of the present invention.
In the figure: 10. a connector; 11. a housing; 12. a contact member; 13. an accommodating chamber; 20. a bubble removing mechanism; 21. a sealing cover; 211. a movable hole; 22. a first swing unit; 221. a fixing ring; 222. an elastic sleeve; 23. a glue filling unit; 231. a first connecting member; 232. a fixed mount; 233. fixing the rod; 234. lifting the screw; 235. a movable plate; 236. an elastic member; 237. a barrier ring; 238. glue filling pipelines; 24. a second swing unit; 25. an air extraction unit; 251. a second connecting member; 252. an air exhaust pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 2, 3 and 4, the cable of the present embodiment is filled with resin for filling the heat-shrinkable connecting device for connector 10 with resin, the heat-shrinkable connecting device includes a bubble removing mechanism 20, and the bubble removing mechanism 20 includes:
the sealing cover 21 is matched with the connector 10, and the sealing cover 21 is connected with the connector 10, so that the connector 10 forms a closed space for blocking air from entering;
the glue filling unit 23 is connected with the sealing cover 21, and the glue filling unit 23 is connected with an externally-arranged glue filling gun and used for guiding resin into the connector 10;
the air extracting unit 25 is connected with the sealing cover 21, and the air extracting unit 25 is connected with external negative pressure equipment and used for extracting air in the inner cavity of the connector 10; when resin is filled, the glue filling gun and the negative pressure equipment work simultaneously, the resin flows into the connector 10 through the glue filling gun and the glue filling unit 23 in sequence, and air in the connector 10 is led out of the inner cavity of the connector 10 through the air exhaust unit 25 and the negative pressure equipment in sequence.
When resin filling is carried out, the sealing cover 21 is moved to the surface of the connector 10, the sealing cover 21 is in contact with the connector 10, so that the glue filling unit 23 and the air exhaust unit 25 extend into the inner cavity of the connector 10, then the glue filling gun and the negative pressure equipment work simultaneously, resin in the glue filling gun is introduced into the glue filling unit 23 under the extrusion effect, and is introduced into the inner cavity of the connector 10 through the glue filling unit 23, meanwhile, air is introduced into the negative pressure equipment through the air exhaust unit 25 under the adsorption of the negative pressure equipment in the space in the connector 10; resin filling and air pumping are carried out simultaneously, so that when the resin is introduced into the inner cavity of the connector 10, air in the inner cavity of the connector 10 can be prevented from forming bubbles in the resin, and the quality of a product is improved effectively; when air is led out from the connector 10, negative pressure can be formed in the connector 10, suction force can be generated on resin, the resin can be quickly led into the connector 10, and quick resin filling work is convenient to carry out.
As shown in fig. 4, the glue filling unit 23 includes a first connecting member 231 and a glue filling pipe 238, the first connecting member 231 is fixedly disposed at a pipe orifice of the glue filling pipe 238, the first connecting member 231 is adapted to a discharge orifice of the glue filling gun, and the first connecting member 231 is connected to the glue filling gun, the glue filling pipe 238 extends into an inner cavity of the connector 10, so that the resin in the glue filling gun is isolated from the outside air when flowing.
When carrying out the filling resin, the resin enters into the inner chamber to connector 10 through encapsulating pipeline 238, and when can making the resin leading-in to the inner chamber of connector 10 through encapsulating pipeline 238, form the separation with the air of outside, when resin flows into to connector 10 promptly, can prevent resin and air contact, then can prevent that the air from forming the bubble in the resin, can effectual improvement product quality.
As shown in fig. 4, the glue filling unit 23 further includes a fixing frame 232, a fixed rod 233, a lifting screw 234, a movable plate 235, a blocking ring 237 and an elastic member 236, wherein the fixing frame 232 is fixedly disposed in an inner cavity of the glue filling pipe 238, the fixed rod 233 is fixedly disposed on the fixing frame 232, the lifting screw 234 is fixedly disposed on an outer wall of the fixed rod 233, the movable plate 235 is sleeved on an outer wall of the fixed rod 233, and the movable plate 235 is in threaded fit with the lifting screw 234, so that the movable plate 235 is slowly lifted;
the blocking ring 237 is fixedly arranged on the inner wall of the glue filling pipe 238, and the movable plate 235 descends to contact with the blocking ring 237, so that the glue filling pipe 238 is closed;
the elastic member 236 is fixedly disposed on the fixed frame 232, and the elastic member 236 contacts the movable plate 235, so that the movable plate 235 is lifted and restored to allow the glue filling pipe 238 to circulate.
When resin is led into the inner cavity of the glue filling pipeline 238, the resin pushes the movable plate 235 to move towards the elastic part 236, when the movable plate 235 moves, due to the fact that the movable plate 235 is in threaded fit with the lifting screw 234, the movable plate 235 slowly rotates and descends, when the movable plate 235 is in contact with the blocking ring 237, the glue filling pipeline 238 is closed, namely the resin does not circulate, when the glue filling gun stops working, the glue filling gun stops leading-in the resin, the extrusion force applied to the elastic part 236 is reduced, the elastic part 236 drives the movable plate 235 to lift and reset, the glue filling pipeline 238 circulates, the filling amount of the resin can be effectively changed into at least two times of filling from original single filling, namely, after one time of filling is finished, the path of air bubbles floating upwards can be shortened, and under the environment of external negative pressure, the air bubbles can be effectively and quickly removed.
As shown in fig. 3, the air extracting unit 25 includes a second connecting member 251 and an air extracting pipeline 252, the second connecting member 251 is fixedly disposed at a pipe orifice of the air extracting pipeline 252, the second connecting member 251 is adapted to an air inlet of the negative pressure device, the second connecting member 251 is connected to the negative pressure device, and the air extracting pipeline 252 extends into an inner cavity of the connector 10, so that air in the connector 10 is guided out.
When filling resin, negative pressure equipment works, and negative pressure equipment leads out the air in connector 10 through exhaust pipeline 252, then when the resin contacts with connector 10, can prevent that the air in connector 10 from forming the bubble in the resin, can effectual improvement product quality.
As shown in fig. 2, the connector 10 includes a housing 11, a contact 12 and an accommodating cavity 13, the contact 12 is clamped in an inner cavity of the housing 11, the accommodating cavity 13 is formed between the contact 12 and the housing 11, and resin sequentially flows into the accommodating cavity 13 through a glue filling gun and a glue filling unit 23.
When carrying out filling resin, will hold chamber 13 and set up towards sealed 21 directions of lid, when carrying out filling resin, can make bubble removal mechanism 20 remove the bubble work, can the effectual quality that improves the product.
As shown in fig. 2, the sealing cover 21 is provided with a first swing unit 22 and a second swing unit 24, the first swing unit 22 and the second swing unit 24 have the same structure, the glue filling unit 23 is disposed in the first swing unit 22, and the air suction unit 25 is disposed in the second swing unit 24.
When carrying out filling resin or taking connector 10 air out, can make encapsulating unit 23, air exhaust unit 25 swing at the inner chamber of connector 10 through first swing unit 22, second swing unit 24, also can improve the efficiency that the air was derived when improving filling resin efficiency, then when carrying out filling resin, can effectually prevent the condition that the bubble remained in the resin.
As shown in fig. 3, two sets of through movable holes 211 are symmetrically disposed on the sealing cover 21, the first swing unit 22 and the second swing unit 24 are respectively disposed on the movable holes 211, the first swing unit 22 includes a fixing ring 221 and an elastic sleeve 222, the fixing ring 221 is fixedly connected to the elastic sleeve 222, and the glue filling unit 23 is fixedly disposed in the fixing ring 221.
When resin is filled, the glue filling unit 23 is flexibly connected with the sealing cover 21 through the elastic sleeve 222, so that the glue filling unit 23 can swing, resin can be conveniently filled to different positions when the resin is filled, and the resin filling efficiency can be improved;
when extracting the air, because the unit 25 of bleeding is through flexible connection of elastic sleeve 222 and sealed lid 21, can make the unit 25 of bleeding swing, then when extracting the air, the air that can make things convenient for different positions is leading-in to the unit 25 of bleeding fast, then can effectual improvement extraction air's efficiency.
The use method of the resin-filled heat-shrinkable connecting device for the cable comprises the following steps:
s1: connecting and fixing
The glue filling unit 23 is connected with a glue filling gun, and the air exhaust unit 25 is connected with negative pressure equipment;
s2: sealing barrier
Moving the glue filling gun to the position above the connector 10, and enabling the sealing cover 21 to be in contact with the connector 10 to form a closed space to prevent air from entering;
s3: potting resin
The glue filling gun and the negative pressure equipment work simultaneously, the glue filling gun injects resin and guides the resin into the inner cavity of the connector 10 through the glue filling unit 23, meanwhile, the negative pressure equipment absorbs air, and the air in the inner cavity of the connector 10 is guided out through the air exhaust unit 25;
s4: thermal shrinkage sealing
After the resin is solidified, the cable is connected with the contact element 12 through a crimping or welding process, a heat-shrinkable sleeve is sleeved at the joint of the cable and the connector 10 and is shrunk, and the joint of the cable and the connector 10 is sealed
Through the matching between the glue filling unit 23 and the glue filling gun and the matching between the air extracting unit 25 and the negative pressure equipment, the air extracting work can be effectively carried out while resin is introduced, air in the connector 10 can be effectively prevented from forming bubbles in the resin, and then a large amount of bubbles can be effectively prevented from being generated, and the product quality can be effectively improved; through the cooperation between the unit 25 of bleeding that sets up and the negative pressure equipment, can effectually make the inner chamber of connector 10 form the negative pressure, can effectually be taken out to the resin through the negative pressure, then can effectual improvement resin flow speed, can effectual improvement filling resin's efficiency.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. Resin-filled heat-shrinkable connecting device for cables, for resin-filling of connectors (10), characterized in that: the thermal shrinkage connecting device comprises a bubble removing mechanism (20), wherein the bubble removing mechanism (20) comprises:
the sealing cover (21), the sealing cover (21) is matched with the connector (10), and the sealing cover (21) is connected with the connector (10) so that the connector (10) forms a closed space to block air from entering;
the glue filling unit (23) is connected with the sealing cover (21), and the glue filling unit (23) is connected with an externally-arranged glue filling gun and used for guiding resin into the connector (10);
the air extracting unit (25) is connected with the sealing cover (21), and the air extracting unit (25) is connected with external negative pressure equipment and used for extracting air in the inner cavity of the connector (10); when resin is filled, the glue filling gun and the negative pressure equipment work simultaneously, the resin flows into the connector (10) through the glue filling gun and the glue filling unit (23) in sequence, and air in the connector (10) is led out of an inner cavity of the connector (10) through the air exhaust unit (25) and the negative pressure equipment in sequence.
2. The resin-filled, heat-shrinkable connecting device for cables according to claim 1, characterized in that: encapsulating unit (23) includes first connecting piece (231), encapsulating pipeline (238), first connecting piece (231) are fixed to be set up in encapsulating pipeline (238) mouth of pipe department, first connecting piece (231) and encapsulating rifle discharge gate looks adaptation, and first connecting piece (231) are connected with the encapsulating rifle, encapsulating pipeline (238) stretch into the inner chamber to connector (10) for isolated with the outside air when resin flows in the encapsulating rifle.
3. The resin-filled, heat-shrinkable connecting device for cables according to claim 2, characterized in that: the glue filling unit (23) further comprises a fixed frame (232), a fixed rod (233), a lifting screw (234), a movable plate (235), a blocking ring (237) and an elastic piece (236), wherein the fixed frame (232) is fixedly arranged in an inner cavity of the glue filling pipeline (238), the fixed rod (233) is fixedly arranged on the fixed frame (232), the lifting screw (234) is fixedly arranged on the outer wall of the fixed rod (233), the movable plate (235) is sleeved on the outer wall of the fixed rod (233), and the movable plate (235) is in threaded fit with the lifting screw (234), so that the movable plate (235) is slowly lifted;
the blocking ring (237) is fixedly arranged on the inner wall of the glue filling pipeline (238), and the movable plate (235) descends to be in contact with the blocking ring (237), so that the glue filling pipeline (238) is closed;
the elastic piece (236) is fixedly arranged on the fixed frame (232), and the elastic piece (236) is in contact with the movable plate (235), so that the movable plate (235) is lifted and reset, and the glue filling pipeline (238) is communicated.
4. The resin-filled, heat-shrinkable connecting device for cables according to claim 1, characterized in that: the air extraction unit (25) comprises a second connecting piece (251) and an air extraction pipeline (252), the second connecting piece (251) is fixedly arranged at a pipe orifice of the air extraction pipeline (252), the second connecting piece (251) is matched with an air inlet of the negative pressure equipment, the second connecting piece (251) is connected with the negative pressure equipment, and the air extraction pipeline (252) extends into an inner cavity of the connector (10) so that air in the connector (10) can be led out.
5. The resin-filled, heat-shrinkable connecting device for cables according to claim 1, characterized in that: connector (10) include casing (11), contact (12) and hold chamber (13), contact (12) joint is in the inner chamber of casing (11), form between contact (12) and casing (11) and hold chamber (13), and resin loops through the encapsulating rifle, encapsulating unit (23) flows into to holding in chamber (13).
6. The resin-filled, heat-shrinkable connecting device for cables according to claim 1, characterized in that: the sealing cover (21) is provided with a first swing unit (22) and a second swing unit (24), the first swing unit (22) and the second swing unit (24) are identical in structure, the glue filling unit (23) is arranged in the first swing unit (22), and the air exhaust unit (25) is arranged in the second swing unit (24).
7. The resin-filled, heat-shrinkable connecting device for cables according to claim 6, characterized in that: the last symmetry of sealed lid (21) is provided with two sets of movable holes (211) that run through, first swing unit (22), second swing unit (24) set up respectively on movable hole (211), first swing unit (22) are including solid fixed ring (221), elastic sleeve (222), gu fixed ring (221) and elastic sleeve (222) fixed connection, encapsulating unit (23) are fixed to be set up in solid fixed ring (221).
8. Use of a resin-filled heat-shrinkable connecting device for cables according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:
s1: connecting and fixing
The glue filling unit (23) is connected with a glue filling gun, and the air exhaust unit (25) is connected with negative pressure equipment;
s2: sealing barrier
Moving the glue filling gun to the position above the connector (10), and enabling the sealing cover (21) to be in contact with the connector (10) to form a closed space to prevent air from entering;
s3: potting resin
The glue filling gun and the negative pressure equipment work simultaneously, the glue filling gun injects resin, the resin is guided into the inner cavity of the connector (10) through the glue filling unit (23), meanwhile, the negative pressure equipment absorbs air, and the air in the inner cavity of the connector (10) is guided out through the air exhaust unit (25);
s4: thermal shrinkage sealing
After the resin is solidified, the cable is connected with the contact element (12) through a crimping or welding process, a heat-shrinkable sleeve is sleeved at the joint of the cable and the connector (10) and is shrunk, and the joint of the cable and the connector (10) is sealed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111070196.8A CN113872012B (en) | 2021-09-13 | 2021-09-13 | Resin-filled heat-shrinkable connecting device for cable and use method |
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| CN202111070196.8A CN113872012B (en) | 2021-09-13 | 2021-09-13 | Resin-filled heat-shrinkable connecting device for cable and use method |
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| CN113872012B CN113872012B (en) | 2023-09-29 |
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| CN210585700U (en) * | 2019-08-21 | 2020-05-22 | 深圳市道丰宁科技有限公司 | Sealed encapsulating advancing device |
| CN211057575U (en) * | 2019-08-24 | 2020-07-21 | 刘露 | Crack pouring gun head structure for repairing asphalt pavement cracks |
| CN110950289A (en) * | 2019-12-13 | 2020-04-03 | 含山县金中环装饰材料有限公司 | Quantitative liquid glue filling equipment |
| CN213727478U (en) * | 2020-09-11 | 2021-07-20 | 绍兴光彩显示技术有限公司 | Glue filling device for producing white light nixie tube |
| CN112893003A (en) * | 2020-12-29 | 2021-06-04 | 深圳市苇渡智能科技有限公司 | Glue filling method and glue filling assembly of propeller |
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| CN113872012B (en) | 2023-09-29 |
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