CN116027231A - Cable joint on-line monitoring equipment - Google Patents
Cable joint on-line monitoring equipment Download PDFInfo
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- CN116027231A CN116027231A CN202310319105.2A CN202310319105A CN116027231A CN 116027231 A CN116027231 A CN 116027231A CN 202310319105 A CN202310319105 A CN 202310319105A CN 116027231 A CN116027231 A CN 116027231A
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Abstract
The invention relates to the technical field of cables and discloses cable joint on-line monitoring equipment, which comprises a main body, a mounting cavity, a joint part and a cable, wherein the mounting cavity is arranged in the main body; through inserting the cable, the cable contacts the trigger lever, the trigger lever atress is rotatory on the dead lever, when the trigger lever is rotatory to certain angle and spacing hole on the trigger lever aligns with the spacing part in the trigger cavity, spacing part can slide to spacing downthehole, carry out spacing fixedly to the trigger lever, trigger lever top horizontal pole receives the elasticity effect of third spring this moment, slide down on the guide bar, the horizontal pole drives the slider and slides into the installation cavity from the trigger cavity in, locking Assembly just is triggered this moment, when inserting the cable of inequality, unable trigger lever, thereby unable start locking Assembly.
Description
Technical Field
The invention relates to the technical field of cables, in particular to cable joint on-line monitoring equipment.
Background
The cable joint is also called a cable head. After the cable is laid, the sections must be connected as a unit in order to form a continuous line, and these points of connection are called cable joints. The cable joints at the middle part of the cable line are called middle joints, and the cable joints at the two ends of the line are called terminal heads; because the cable joint is manufactured by post-processing, the strength of the cable joint has certain instability compared with other parts, and under the conditions of strong tensile force and the like, the cable joint is easy to break and the like, so that the whole cable cannot normally run. In the prior art, when detection is carried out, the section-by-section overhaul and investigation are needed.
Chinese patent CN213544798U discloses a cable joint monitoring devices, including installing in the first monitoring mechanism and the second monitoring mechanism at cable joint both ends, first monitoring mechanism includes first disc, be equipped with first through-hole on the first disc, first through-hole intercommunication has first screw, install first screw rod in the first screw thread, cable in first screw rod and the first through-hole compresses tightly the contact, first screw rod electric connection has the current switch, current switch electric connection has switch, switch inlays and locates in the first disc, the second monitoring machine includes the second disc, be equipped with the second through-hole on the second disc, second through-hole intercommunication has the second screw, install the second screw rod in the second screw thread, the second screw rod is connected with miniature power, miniature power and power switch Guan Dianxing are connected, still inlay in the second disc and be equipped with the alarm, first monitoring mechanism and the outside parcel of second monitoring mechanism have the insulating layer. The fault position can be positioned fast, and the maintenance efficiency is improved.
The device detects whether the circuit breaks down through the current switch, the cable joint is the later stage preparation, need with the naked cable core crimping of cable form, unable monitoring cable in crimping in-process is installed in place, and cable installation is unable to be put in place can lead to cable joint crimping disqualification, unqualified cable joint intensity is unable to reach the standard, break down easily, unable monitoring cable drops after the trouble appears, simultaneously after the installation is accomplished, the cable can lead to cable joint fracture when encountering strong pulling, the cable exposes the part and can produce electric arc, electric arc further causes harm to the environment.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the cable joint on-line monitoring equipment which has the advantages of cable incoming line detection, automatic unlocking when no cable exists and the like, and solves the problems that whether the cable is installed in place or not cannot be monitored in the using process of the equipment and the cable is monitored in the electrifying operation process.
In order to solve the technical problems that whether the cable is installed in place or not cannot be monitored in the using process of the equipment and the cable is monitored in the electrifying operation process, the invention provides the following technical scheme: the utility model provides a cable joint on-line monitoring equipment, includes the main part, set up in installation cavity in the main part, install joint component and cable at installation cavity inner wall middle part, its characterized in that: the cable jack has all been seted up to main part both sides, cable jack connects the installation cavity, movable mounting has cable to contradict the seat in the installation cavity, cable is contradicted seat one end fixed mounting and is had the unlocking lever, unlocking lever top is equipped with locking Assembly, unlocking lever one side is equipped with the inlet wire and triggers the subassembly, the cable is contradicted the one end of seat other end connection first spring, the other end of first spring is connected with joint component, joint component fixed set up in the middle part of installation cavity.
Preferably, the cable conflict seat includes pedestal and slider pedestal bottom fixed mounting has the slider, one side that the cable conflict seat is close to the cable jack is equipped with big circular slot, and the opposite side is equipped with little circular slot and communicates with each other with it, the cable conflict seat top is close to locking groove has been seted up to joint part one side.
Preferably, a movable chute is arranged at the bottom of the inner wall of the installation cavity, the movable chute is in sliding fit with the sliding block, and a triggering cavity is arranged at the top end of the installation cavity.
Preferably, the incoming wire trigger assembly is arranged on one side of the trigger cavity close to the cable jack, the incoming wire trigger assembly comprises a second spring, a spring plate and a trigger rod, a rotating groove is formed in one side of the trigger rod, a fixed rod is rotationally connected to the rotating groove, two ends of the fixed rod are fixedly connected with the trigger cavity, one side of the bottom end of the fixed rod is connected with one end of the second spring, the other end of the second spring is arranged on the spring plate, a pressure sensor is arranged at the bottom of the second spring, the pressure sensor is fixedly arranged on the spring plate, the spring plate is connected to one side of the cable jack, and a limiting hole is formed in one side of the rotating groove and positioned on the trigger rod; the pressure sensor is of the prior art.
Preferably, a limiting component is arranged on one side of the inner wall of the triggering cavity, which is close to the limiting hole, an elastic component is connected to the bottom of the limiting component and is in a compressed state, when the triggering rod rotates on the fixed rod and the limiting hole on the triggering rod is opposite to the limiting component, the limiting component is acted by the elastic component arranged at the bottom of the limiting component to enter the limiting hole so as to limit the movement of the triggering rod, and an inclined slot is formed in one end of the limiting component, which is close to the cable jack.
Preferably, the locking assembly comprises a cross rod and a third spring, the upper surface of the trigger rod is movably connected with the cross rod, a bump is arranged at the bottom end of one side of the cross rod, far away from the trigger rod, and penetrates through the trigger cavity to extend into the installation cavity, one side, far away from the joint component, of the bump is provided with an inclined surface, one side, close to the bump, of the top end of the cross rod is provided with a guide groove, one side, close to the guide groove, of the trigger cavity is provided with a plurality of guide rods, the guide rods are in sliding fit with the guide groove, and the cross rod is in sliding fit with the trigger cavity;
when the cable is pushed by the cable, the cable is pushed by the connector to slide, in the sliding process, one side of the cable is contacted with and extrudes the lug, so that the lug drives the cross rod to move on the guide rod, and synchronously extrudes the third spring to form elastic force until the cable is pushed by the connector to contact the connector, at the moment, the locking groove at the top end of the cable is positioned under the lug, and the lug slides along the locking groove under the action of the elastic force of the third spring to lock the cable pushing connector.
Preferably, one end of the first spring is connected with the joint component, both sides of the joint component are provided with spring circular grooves, and one end of the first spring extends into the spring circular grooves to be connected with the joint component;
the cable abutting seat is acted by the extrusion force of the cable, and the first spring is extruded into the spring circular groove until the cable abutting seat is contacted with the joint component.
Preferably, the spring rate of the third spring is smaller than the spring rate of the second spring; when no cable exists in the mounting cavity, the elastic coefficient of the second spring is larger than that of the third spring, and the trigger rod can fix the locking device.
Preferably, the cable insertion hole radius is larger than the cable insertion hole radius, and when the cable insertion hole radius is smaller than the cable insertion hole radius, the cable is easier to insert into the cable insertion hole.
Compared with the prior art, the invention provides the cable joint on-line monitoring equipment, which has the following beneficial effects:
this cable joint on-line monitoring equipment, through inserting the cable in the cable jack, the cable contacts the trigger lever, the trigger lever atress is rotatory on the dead lever, when the trigger lever is rotatory to certain angle and the spacing hole on the trigger lever aligns with the spacing part in the trigger cavity, spacing part can slide to spacing downthehole, it is fixed to carry out spacing to the trigger lever, trigger lever top horizontal pole receives the elasticity effect of third spring this moment, slide downwards on the guide bar, the horizontal pole drives the slider and slides into the installation cavity from the trigger cavity in, locking subassembly just is triggered this moment, when inserting the cable of failing the specification, unable trigger the trigger lever, thereby unable start locking subassembly, in inserting the cable jack with the cable, can contact the cable conflict seat when the cable contacts the trigger lever and triggers the trigger lever completely, only insert the cable of qualified size and just can trigger the trigger lever completely, only by the complete trigger just can contact locking subassembly's fixed, it is ensured that the inserted cable is the cable to accord with the size standard and detect the cable, ensure that the cable is located the installation cavity.
2. This cable joint on-line monitoring equipment triggers inlet wire through the plug-in cable and triggers behind the subassembly, the cable continues forward propulsion, when the cable contacted the cable conflict seat, the cable passed the big circular slot of cable conflict seat when the cable contacted the little circular slot, the cable core of cable passed the little circular slot and continued forward propulsion, thereby drive cable conflict seat forward motion, when the cable conflict seat contacted the lug inclined plane, the cable conflict seat was based on lug extrusion, the lug drove the horizontal pole and upwards moved at the guide bar, when cable conflict seat top locking groove moved to the lug under, the lug was slided into the locking groove, thereby the locking cable conflict seat makes it unable removal, only when the cable drove the cable conflict seat, and the cable exposes the locking groove of part when being located in the joint part entirely, the lug just can get into the locking groove and fix the cable conflict seat, only when the cable exposes the cable core and take one's place entirely, the locking subassembly just can lock the cable conflict seat, cable installation is taken one's place has been ensured.
3. This cable joint on-line monitoring equipment, the in-process of cable conflict seat is locked through the lug, the cable is contradicted the seat and is also driven the release lever motion simultaneously, release lever contact limiting component's bevel slot and give bevel slot extrusion, make limiting component roll off spacing hole gradually, when locking component locks the cable lug, limiting component roll off spacing hole completely, the trigger lever continues to detect whether there is the cable in the installation cavity, when the cable drops or the landing because accident, the trigger lever is not received the extrusion of cable base, by the extruded second spring of trigger lever resumes, the trigger lever rotates on the dead lever, the trigger lever pivoted drives the horizontal pole and upwards moves at the guide bar, the horizontal pole drives the lug and shifts out the locking groove, the cable is contradicted the seat and is no longer locked, first spring reconversion, and promote cable conflict seat and come back to the normal position, it is guaranteed to carry out a protection to the device because external factor drops, make the partial cable that drops keep away from the cable joint and prevent electric arc production.
Drawings
FIG. 1 is a schematic view of the overall perspective cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention shown in FIG. 1 at a partially enlarged scale;
FIG. 3 is a second perspective view of the present invention;
FIG. 4 is a schematic view of the structure of the present invention shown in FIG. 3 at B in a partially enlarged manner;
FIG. 5 is a schematic view of the structure of the present invention shown in FIG. 3 at C in a partially enlarged manner;
FIG. 6 is a schematic view of a partially enlarged structure of the invention at D of FIG. 3;
FIG. 7 is a schematic view of the overall perspective and partial cross-sectional structure of the present invention;
FIG. 8 is a schematic view of a partially enlarged structure of FIG. 7E according to the present invention;
in the figure: 1. a main body; 101. a cable jack; 2. installing a cavity; 201. moving the chute; 202. a limiting member; 203. a bevel slot; 3. a joint member; 301. a spring circular groove; 4. a cable; 5. a cable abutting seat; 501. a slide block; 502. a large circular groove; 503. a small circular groove; 504. a locking groove; 6. unlocking the rod; 7. a locking assembly; 701. a cross bar; 702. a third spring; 703. a bump; 704. a guide groove; 705. a guide rod; 8. an incoming line trigger assembly; 801. a second spring; 802. a spring plate; 803. a trigger lever; 804. a rotating groove; 805. a fixed rod; 806. a limiting hole; 9. a first spring; 10. triggering the cavity.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, an on-line monitoring device for cable connector, a main body 1, a mounting cavity 2 formed in the main body 1, a connector component 3 mounted in the middle of the inner wall of the mounting cavity 2, and a cable 4, wherein: the cable jack 101 has all been seted up to main part 1 both sides, cable jack 101 connects the installation cavity, movable mounting has cable to contradict seat 5 in the installation cavity 2, cable is contradicted 5 one end fixed mounting and is had unlocking lever 6, unlocking lever 6 top is equipped with locking component 7, unlocking lever 6 one side is equipped with inlet wire trigger assembly 8, the one end of first spring 9 is connected to the cable is contradicted 5 other ends, the other end of first spring 9 is connected with joint part 3, joint part 3 is fixed to be set up in the middle part of installation cavity 2.
The cable 4 is directly inserted into the main body 1 through the cable jack 101, the cable 4 slides along the installation cavity 2 in the main body 1 and contacts with the cable abutting seat 5, the cable 4 drives the cable abutting seat 5 to face the joint component 3 and extrude the first spring 9, the cable abutting seat 5 contacts with the wire inlet triggering component 8, the wire inlet triggering component 8 is fixed with the movement of the locking component 7, the cable abutting seat 5 triggers behind the wire inlet triggering component 8, the wire inlet triggering component 8 is fixed with the fixing of the locking component 7 at this moment, the cable abutting seat 5 continues to slide in the installation cavity 2, when the cable abutting seat 5 contacts with and triggers the locking component 7, the locking component 5 is released by the locking component 5, simultaneously, the locking of the wire inlet triggering component 8 is driven by the cable abutting seat 5, if the cable 4 accidentally drops at this moment, the wire inlet triggering component 8 is restored to be original, the locking component 7 is driven by the locking component 7, the locking of the cable abutting seat 5 is released at this moment, the first spring 9 is restored to be original state and the cable abutting seat 5 is driven, if the cable 4 keeps the original state, the state is kept just kept by the fixing state.
When inserting cable 4 in cable jack 101, cable 4 triggers triggering lever 803, just can trigger triggering lever 803 completely when cable 4 size accords with the standard, just can release triggering lever 803 when triggering lever 803 is completely triggered, cable 4 drives cable conflict seat 5 motion, cable conflict seat 5 gives a extrusion force of first spring 9, first spring 9 gives cable conflict seat 5 opposite direction an extrusion force, guaranteed cable 4 and cable conflict seat 5 and full contact, when cable conflict seat 5 contacted joint part 3, locking assembly 7 has guaranteed that cable 4 is completely installed in place to cable conflict seat 5 locking, when cable 4 receives external force to drop, triggering lever 803 no longer is triggered completely at this moment, triggering lever 803 has contacted locking assembly 7 to cable conflict seat 5's locking, cable 4 receives the extrusion force of first spring 9, drive cable 4 keeps away from joint part 3, prevent that cable 4 is located joint part 3 and produces electric arc.
Further, the cable abutting seat 5 comprises a seat body and a sliding block 501 fixedly arranged at the bottom of the seat body of the sliding block 501, a large circular groove 502 is arranged on one side, close to the cable jack 101, of the cable abutting seat 5, a small circular groove 503 is arranged on the other side and communicated with the large circular groove, and a locking groove 504 is formed in one side, close to the joint part 3, of the top end of the cable abutting seat 5;
through the cable 4 inserted into the installation cavity 2, the cable 4 contacts the cable abutting seat 5, the cable 4 enters the large circular groove 502 and contacts the small circular groove 503, the cable core passes through the small circular groove 503 and drives the cable abutting seat 5 to slide, the cable abutting seat 5 drives the sliding block 501 to slide in the installation cavity 2, and after the cable abutting seat 5 triggers the locking component 7, the locking component 7 fixes the cable abutting seat 5 through the locking groove 504;
when the cable 4 passes through the big circular groove 502, only the cable core can pass through the small circular groove 503, at the moment, the cable 4 continues to push towards the direction of the small circular groove 503, the cable 4 drives the cable interference seat 5 to move, the cable interference seat 5 receives the action of the first spring 9, at the moment, the cable 4 is in full contact with the cable interference seat 5, and when the cable interference seat 5 moves to a specified position, the cable 4 is completely installed in place.
Further, a moving chute 201 is provided at the bottom of the inner wall of the installation cavity 2, the moving chute 201 is slidably matched with the sliding block 501, and a triggering cavity 10 is provided at the top of the installation cavity 2.
Further, the incoming wire triggering assembly 8 is arranged on one side of the triggering cavity 10, which is close to the cable jack 101, the incoming wire triggering assembly 8 comprises a second spring 801, a spring plate 802 and a triggering rod 803, a rotating groove 804 is formed in one side of the triggering rod 803, a fixing rod 805 is rotatably connected in the rotating groove 804, two ends of the fixing rod 805 are fixedly connected with the triggering cavity 10, one side of the bottom end of the fixing rod 805 is connected with one end of the second spring 801, the other end of the second spring 801 is arranged on the spring plate 802, a pressure sensor is arranged at the bottom of the second spring 801, the pressure sensor is fixedly arranged on the spring plate 802, the spring plate 802 is connected to one side of the cable jack 101, and a limiting hole 806 is formed in one side of the triggering rod 803 and located on the rotating groove 804; the cable 4 contacts and drives the triggering rod 803 to rotate and extrudes the second spring 801 on the spring plate 802, so that the rotating groove 804 rotates on the fixed rod 805 on the inner wall of the triggering cavity 10, meanwhile, the second spring 801 gives an elastic force to the pressure sensor, whether the cable 4 is installed in place or not is judged through the change of the detection pressure sensor, when the cable 4 completely contacts the triggering rod 803, the limiting hole 806 on the triggering rod 803 moves to the positive alignment of the limiting part 202, the limiting part 202 slides into the limiting hole 806, in the process that the cable abutting seat 5 contacts and triggers the locking assembly 7, the cable abutting seat 5 drives the unlocking rod 6 to contact the limiting part 202, when the cable abutting seat 5 triggers the locking assembly 7, the cable abutting seat 5 drives the unlocking rod 6 to move, the limiting part 202 slides out of the limiting hole 806, the locking state of the triggering rod 803 is released, if the cable 4 does not fall off, the triggering rod 803 rotates back to the original position, and the second spring 801 is restored.
Only when the triggering lever 803 is completely triggered, one end of the triggering lever 803, which is not in contact with the cable 4, compresses the second spring 801, and the locking of the locking device 7 is released, the size of the cable 4 is detected by the triggering lever 803, and only when the size reaches the standard, the triggering lever 803 can be completely triggered, so that the fixed cable can be fixed only when the cable reaches the standard.
Further, a limiting component 202 is arranged on the inner wall of the triggering cavity 10 near one side of the limiting hole 806, an elastic component is connected to the bottom of the limiting component 202 and is in a compressed state, when the triggering rod 803 rotates on the fixed rod 805 and the limiting hole 806 on the triggering rod 803 is opposite to the limiting component 202, the limiting component 202 enters the limiting hole 806 under the action of the elastic component arranged at the bottom of the limiting component to limit the movement of the triggering rod 803, an inclined slot 203 is formed in one end, close to the cable jack 101, of the limiting component 202, the unlocking rod 6 is L-shaped, one end of the unlocking rod 6 in the horizontal direction is fixedly arranged on the cable abutting seat 5, and a vertical bump extends upwards to the same height of the limiting component 202 and is positioned between the spring plate 802 and the limiting component 202 in the vertical direction; when the limiting hole 806 on the triggering rod 803 moves to the relative position of the limiting component 202, the limiting component 202 slides into the limiting hole 806 under the action of the bottom elastic component to fix the triggering rod 803, when the cable abuts against the seat 5 to drive the unlocking rod 6 to move, the unlocking rod 6 contacts the bevel slot 203 of the limiting component 202, the unlocking rod 6 continues to move and gives a force to the bevel slot 203, so that the bevel slot 203 gradually slides out of the limiting hole 806 to unlock the triggering rod 803.
The limiting hole 806 on the triggering rod 803 only rotates to the position opposite to the limiting component 202 when the triggering rod 803 is completely triggered, at this time, the limiting component 202 enters the limiting hole 806, when the cable abutting seat 5 is locked by the locking component 7, the unlocking rod 6 is located between the spring plate 802 and the limiting component 202, the cable abutting seat 5 drives the unlocking rod 6 to move, the unlocking rod 6 continuously moves towards and contacts the limiting component 202, the bump part of the unlocking rod 6 contacts the bevel groove 203, at this time, the cable abutting seat 5 continuously moves with the unlocking rod 6, the bump part of the unlocking rod 6 continuously slides on the bevel groove 203, and in the sliding process, the bump of the unlocking rod 6 gives an inclined plane to the bevel groove 203 a extrusion force, so that the limiting component 202 is driven to gradually slide out of the limiting hole 806, the locking of the triggering rod 803 is released, the cable 4 is continuously monitored by the triggering rod 803, and whether the cable 4 falls off is judged by monitoring the pressure of the pressure sensor given by the second spring 801.
Further, the locking assembly 7 comprises a cross bar 701 and a third spring 702, the upper surface of the triggering rod 803 is movably connected with the cross bar 701, a bump 703 is arranged at the bottom end of one side of the cross bar 701 far away from the triggering rod 803, the bump 703 penetrates through the triggering cavity 10 to extend into the installation cavity 2, one side of the bump 703 far away from the joint part is provided with an inclined plane, one side of the top end of the cross bar 701 close to the bump 703 is provided with a guide groove 704, one side of the triggering cavity 10 close to the guide groove 704 is provided with a plurality of guide rods 705, the guide rods 705 are in sliding fit with the guide groove 704, and the cross bar 701 is in sliding fit with the triggering cavity 10;
when the cable conflict seat 5 receives the promotion of cable 4, cable conflict seat 5 slides to joint part 3, at the in-process of sliding, cable conflict seat 5 one side contact and extrusion lug 703 to make lug 703 drive horizontal pole 701 in the motion on guide bar 705, the synchronous extrusion third spring 702 is in order to form elasticity, until cable conflict seat 5 contacts joint part 3, the locking groove 504 on cable conflict seat 5 top is located under lug 703 this moment, and lug 703 slides along locking groove 504 under the elasticity effect of third spring 702 in order to lock cable conflict seat 5.
When the cable 4 triggers the triggering lever 803 completely, the cross lever 701 drives the bump 703 to slide downwards and the sliding block 501 gradually slides into the installation cavity 2 from the triggering cavity 10, when the cable abutting seat 5 contacts the inclined plane of the bump 703, the cable abutting seat 5 presses the bump 703, the bump 703 drives the cross lever 701 to move upwards, the bump 703 presses the third spring 702 until the locking groove 504 at the top end of the cable abutting seat 5 moves to the position right below the bump 703, the third spring 702 returns to the original state and drives the cross lever 701 and the bump 703 to slide downwards, the bump 703 slides into the locking groove 504 to lock the cable abutting seat 5, and if the cable 4 drops off, the triggering lever drives the cross lever 701 to return to the original position, the cross lever 701 drives the bump 703 to move upwards and press the third spring 702, the bump 703 moves out of the locking groove 504, and the cable abutting seat 5 is not locked any more.
When the cable abutting seat 5 contacts the connector component 3, the locking groove 504 of the cable abutting seat 5 is just under the protruding block 703, and at this time, the protruding block 703 is acted by the third spring 702 to enter the locking groove 504 to lock the cable abutting seat 5, and at this time, the cable 4 is completely installed in place.
Further, one end of the first spring 9 is connected with the joint part 3, both sides of the joint part 3 are provided with spring circular grooves 301, and one end of the first spring 9 extends into the spring circular grooves 301 to be connected with the joint part 3;
when the cable abutting seat 5 receives the extrusion force of the cable 4, the first spring 9 is extruded into the spring round groove 301 until the cable abutting seat 5 contacts the joint part 3; when the cable 4 contacts the cable abutting seat 5 and drives the cable abutting seat 5 to move, the cable abutting seat 5 extrudes the first spring 9, when the cable abutting seat 5 contacts the joint component 3, the first spring 9 is extruded into the spring round groove 301, when the cable 4 accidentally drops, the cable abutting seat 5 is unlocked, the first spring 9 is restored to the original state and pushes the cable abutting seat 5 back to the original position, and the cable 4 is waited to be reinserted into the installation cavity 2.
Further, the elastic coefficient of the third spring 702 is smaller than that of the second spring 801.
Further, the cable jack 101 has a radius larger than the radius of the cable 4.
Working principle: in use, before the cable 4 is inserted into the main body 1, one end of the triggering rod 803 passes through the triggering cavity 10 and is positioned in the mounting cavity 2, the other end of the triggering rod 803 contacts the cross rod 701, the elastic coefficient of the second spring 801 is larger than that of the third spring 702, the second spring 801 gives upward force to the triggering rod 803, the triggering rod 803 gives upward force to the cross rod 701, and the cross rod 701 drives the lug 703 to move upward on the guide rod 705 and presses the third spring 702; after the cable head is processed and the reserved cable core is exposed, the cable is inserted into the cable jack 101, the cable slides in the installation cavity 2 after being inserted into the main body 1, the cable 4 firstly contacts one end of the trigger rod 803 before contacting the cable with the cable contact seat 5, the cable 4 gives an upward force to the trigger rod 803 in the sliding process, the trigger rod 803 is forced to rotate on the fixed rod 805, the other end of the trigger rod 803 presses the second spring 801, meanwhile, the second spring 801 gives an elastic force to the pressure sensor, the third spring 702 gradually recovers and gives a downward force to the bump 703, the bump 703 drives the cross rod 701 to move downwards on the guide rod 705, the cross rod 701 contacts the trigger rod 803, the limiting hole 806 gradually moves to the right front of the limiting part 202 in the rotating process, the limiting part 202 slides in the limiting hole 806 when the limiting hole 806 moves to the right front of the limiting part 202, thus fixing the triggering lever 803 to limit its movement, at this time the triggering lever 803 limits the crossbar 701 to continue to move downwards, the cable 4 continues to move in the installation cavity 2 and contacts the cable abutment seat 5, the radius of the large circular groove 502 of the cable abutment seat 5 is larger than the radius of the cable 4, the cable 4 enters the large circular groove 502 and slides in the large circular groove 502, the radius of the small circular groove 503 is smaller than the radius of the cable 4 but larger than the radius of the cable core, the cable 4 continues to slide, the cable core passes through the small circular groove 503, when the cable 4 contacts the small circular groove 503, the cable drives the cable abutment seat 5 to move, when the cable abutment seat 5 moves towards the joint part 3, the cable abutment seat 5 presses the first spring 9, when the cable abutment seat 5 contacts the inclined surface of the bump 703, the bump 703 is pressed by the cable abutment seat 5 and moves upwards, the bump 703 drives the crossbar 701 to move upwards and presses the third spring 702, the cable abutment seat 5 drives the unlocking lever 6 to move, when the cable is abutted against the seat 5 to drive the unlocking rod 6 to slide continuously, the unlocking rod 6 gives pressure to the bevel groove 203, the bevel groove 203 drives the limiting part 202 to slide out of the limiting hole 806, when the locking groove 504 at the top end of the cable is abutted against the seat 5 to move right below the protruding block 703, the protruding block 703 slides downwards in the locking groove 504, the protruding block 703 drives the cross rod 701 to move downwards, and at the moment, the unlocking rod 6 drives the limiting part 202 to slide out of the limiting hole 806 in the limiting hole 806, and the triggering rod 803 is not limited to move any more; when the cable 4 falls off the joint component 3 and the cable is far away, one end of the triggering rod 803, which contacts the cable, is not limited by the cable, the second spring 801 is restored to the original state and drives one end of the triggering rod 803, which contacts the second spring 801, to rotate upwards, the triggering rod 803 gives an upward force to the cross rod 701, the cross rod 701 is forced to move upwards and drives the protruding block 703 to move upwards, the third spring 702 is extruded, the protruding block 703 gradually leaves the locking groove 504 until the protruding block 703 completely leaves the locking groove 504, at the moment, the cable abutting seat 5 is not limited by the action of the protruding block 703, the first spring 9 is restored, and the cable abutting seat 5 is pushed to the original position by the first spring 9.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a cable joint on-line monitoring equipment, includes main part (1), set up in install cavity (2) in main part (1), install joint component (3) and cable (4) at install cavity (2) inner wall middle part, its characterized in that: the cable jack (101) has all been seted up to main part (1) both sides, cable jack (101) are connected the installation cavity, movable mounting has cable conflict seat (5) in installation cavity (2), cable conflict seat (5) one end fixed mounting has unlocking lever (6), unlocking lever (6) top is equipped with locking subassembly (7), unlocking lever (6) one side is equipped with inlet wire trigger assembly (8), the one end of first spring (9) is connected to cable conflict seat (5) other end, the other end of first spring (9) is connected with joint part (3), joint part (3) fixed set up in the middle part of installation cavity (2).
2. The on-line cable joint monitoring device of claim 1, wherein: the cable is contradicted seat (5) including pedestal and slider (501) pedestal bottom fixed mounting has slider (501), one side that cable is contradicted seat (5) is close to cable jack (101) is equipped with big circular slot (502), and the opposite side is equipped with little circular slot (503) and communicates with each other with it, cable is contradicted seat (5) top and is close to locking groove (504) have been seted up on one side of joint part (3).
3. The on-line cable joint monitoring device according to claim 2, wherein: the movable sliding chute (201) is arranged at the bottom of the inner wall of the installation cavity (2), the movable sliding chute (201) is in sliding fit with the sliding block (501), and the triggering cavity (10) is arranged at the top end of the installation cavity (2).
4. A cable joint on-line monitoring device according to claim 3, characterized in that: the wire inlet trigger assembly (8) is arranged on one side, close to the cable jack (101), of the trigger cavity (10), the wire inlet trigger assembly (8) comprises a second spring (801), a spring plate (802) and a trigger rod (803), a rotating groove (804) is formed in one side of the trigger rod (803), a fixing rod (805) is rotationally connected to the rotating groove (804), two ends of the fixing rod (805) are fixedly connected with the trigger cavity (10), one side of the bottom end of the fixing rod (805) is connected with one end of the second spring (801), the other end of the second spring (801) is arranged on the spring plate (802), a pressure sensor is arranged at the bottom of the second spring (801), the pressure sensor is fixedly arranged on the spring plate (802), and the spring plate (802) is connected to one side of the cable jack (101) and is located on one side of the rotating groove (804).
5. The on-line cable joint monitoring device of claim 4, wherein: the utility model discloses a cable jack (101) is characterized by comprising a trigger cavity (10), a limiting hole (806) is formed in the inner wall of the trigger cavity (10), a limiting component (202) is arranged on one side of the limiting hole (806), an elastic component is connected to the bottom of the limiting component (202) and is in a compressed state, when a trigger rod (803) rotates on a fixed rod (805) and the limiting hole (806) on the trigger rod (803) is opposite to the limiting component (202), the limiting component (202) is acted by the elastic component arranged at the bottom of the limiting component to enter the limiting hole (806) so as to limit the movement of the trigger rod (803), and a bevel groove (203) is formed in one end of the limiting component (202) close to the cable jack (101).
6. The on-line cable joint monitoring device of claim 4, wherein: the locking assembly (7) comprises a cross rod (701) and a third spring (702), the cross rod (701) is movably connected to the upper surface of the trigger rod (803), a lug (703) is arranged at the bottom end of one side, far away from the trigger rod (803), of the cross rod (701), the lug (703) penetrates through the trigger cavity (10) to extend into the installation cavity (2), one side, far away from the joint part, of the lug (703) is provided with an inclined surface, one side, close to the lug (703), of the top end of the cross rod (701) is provided with a guide groove (704), one side, close to the guide groove (704), of the trigger cavity (10) is provided with a plurality of guide rods (705) and the guide rods (705) are in sliding fit with the guide groove (704), and the cross rod (701) is in sliding fit with the trigger cavity (10).
When cable conflict seat (5) receives the promotion of cable (4), cable conflict seat (5) to joint part (3) slip, in the in-process of sliding, cable conflict seat (5) one side contact and extrusion lug (703), so that lug (703) drive horizontal pole (701) are in when guide bar (705) is gone up the motion, synchronous extrusion third spring (702) is in order to form elasticity, until cable conflict seat (5) contact joint part (3), at this moment locking groove (504) in cable conflict seat (5) top are located under lug (703), just lug (703) are in under the effect of the elasticity of third spring (702) follow locking groove (504) slides in order to lock cable conflict seat (5).
7. The on-line cable joint monitoring device of claim 1, wherein: one end of the first spring (9) is connected with the joint part (3), spring circular grooves (301) are formed in two sides of the joint part (3), and one end of the first spring (9) extends into the spring circular grooves (301) to be connected with the joint part (3);
when the cable abutting seat (5) is acted by the extrusion force of the cable (4), the first spring (9) is extruded into the spring round groove (301) until the cable abutting seat (5) is contacted with the joint part (3).
8. The on-line cable joint monitoring device of claim 6, wherein: the spring rate of the third spring (702) is smaller than the spring rate of the second spring (801).
9. The on-line cable joint monitoring device of claim 1, wherein: the cable insertion hole (101) has a radius larger than the cable (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310319105.2A CN116027231B (en) | 2023-03-29 | 2023-03-29 | Cable joint on-line monitoring equipment |
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| CN202310319105.2A CN116027231B (en) | 2023-03-29 | 2023-03-29 | Cable joint on-line monitoring equipment |
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| CN116027231B CN116027231B (en) | 2023-06-16 |
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| CN118091502A (en) * | 2024-04-15 | 2024-05-28 | 国网辽宁省电力有限公司 | Distribution transformer connects contact state on-line monitoring equipment |
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| CN118091502A (en) * | 2024-04-15 | 2024-05-28 | 国网辽宁省电力有限公司 | Distribution transformer connects contact state on-line monitoring equipment |
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| CN116027231B (en) | 2023-06-16 |
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