CN112850325A - Stay wire auxiliary device with self-locking structure - Google Patents
Stay wire auxiliary device with self-locking structure Download PDFInfo
- Publication number
- CN112850325A CN112850325A CN202110020948.3A CN202110020948A CN112850325A CN 112850325 A CN112850325 A CN 112850325A CN 202110020948 A CN202110020948 A CN 202110020948A CN 112850325 A CN112850325 A CN 112850325A
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- Prior art keywords
- shaft body
- groove
- sliding
- frame
- support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/20—Package-supporting devices
- B65H49/32—Stands or frameworks
- B65H49/324—Constructional details
- B65H49/325—Arrangements or adaptations for supporting the shafts, e.g. saddle type shaft bearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/20—Package-supporting devices
- B65H49/32—Stands or frameworks
- B65H49/324—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/34—Arrangements for effecting positive rotation of packages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/14—Pulleys, rollers, or rotary bars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/02—Arrangements for removing spent cores or receptacles and replacing by supply packages at paying-out stations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The invention discloses a stay wire auxiliary device with a self-locking structure, which comprises a stay wire support frame; the bracing wire support frame is provided with two support slide rails which are arranged at intervals, a support accommodating groove is formed in each support slide rail, two limiting idler wheels are mounted on each support slide rail, and each limiting idler wheel can rotate relative to each support pulley; the rear end of the supporting slide rail is connected with an entering bracket, and the top end surface of the entering bracket is arranged in an inclined plane; the bracing wire support frame is also provided with two mounting frames which are respectively positioned at the outer sides of the two support slide rails; the mounting frame is provided with a mounting through hole which penetrates through the mounting frame, and a locking assembly which can axially move and circumferentially rotate relative to the mounting through hole is arranged in the mounting through hole; according to the invention, through the arrangement of the two limiting idler wheels and the locking assembly, on one hand, the rotating gravity center of the cable reel can be effectively reduced, and further, the efficient and stable wire pulling work can be ensured; on the other hand, the locking assembly is integrated on the stay wire support frame, so that the workload of operators can be reduced.
Description
Technical Field
The invention belongs to the technical field of cable construction, and particularly relates to a stay wire auxiliary device with a self-locking structure.
Background
Cables are materials necessary for the construction of power lines and are usually wound on cable reels to be fed in coils to the construction site. For the cable of being convenient for unwrapping wire, adopt the back shaft to run through the cable book (the cable has twined on the cable drum) earlier and establish the cable book cover on the back shaft, place the back shaft on the support frame of acting as go-between again, rethread jack or other drive arrangement with back shaft or the support frame of acting as go-between raise with unsettled cable book, so, can unwrapping wire cable. However, the conventional supporting devices (wire supporting brackets and supporting shafts) have the following problems:
1. in the existing stay wire structure, an independent supporting shaft is additionally arranged to support the cable reel, so that scattered auxiliary structures not only can increase the operation workload of workers, but also can increase the management burden of the workers.
2. When the cable coil is suspended in the air through a jack or other driving devices, the cable coil is easy to shake, and further safety risks such as scratch and the like are caused; on the other hand, too high a center of the cable roll may also affect the stability of the payoff.
3. The effect of back shaft mainly is to give cable drum pivoted holding power, in current operation, in order to run through the back shaft, the external diameter of back shaft can be less than cable drum supporting through-hole more (can be provided with the cable drum supporting through-hole that is used for running through the back shaft on the cable drum usually), thus, under the dead weight effect, unsettled cable drum then can not be in coaxial state with the back shaft, when the unwrapping wire cable, the eccentric shaft rotation of relative back shaft can take place for the cable drum under the exogenic action, thus, very easily arouse back shaft or cable drum to take place to rock or the problem of beating, and then the stability of cable unwrapping must be influenced.
4. The bracing wire support frame is not provided with the pivoted structure of ability braking cable drum, so, under the exogenic action, too much cable is played to the cable drum very likely, like this, can consume extra manpower and time and handle it (around or abandoning), will certainly influence the efficiency nature of cable unwrapping wire.
5. Because the cable is stored and transported in the mode of coil stock mostly, when unwrapping wire like this, the cable is the curved shape mostly, and this can influence efficiency and quality of operator to cable subsequent processing extremely.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: the rotation focus of cable book is reduced to integration locking Assembly, reduces rocking and the shake of cable drum, prevents that the cable from excessively dragging, improves the cable crookedness.
In order to solve the technical problems, the invention adopts the following technical scheme:
the stay wire auxiliary device with the self-locking structure comprises a stay wire support frame;
the bracing wire support frame is provided with two support slide rails which are arranged at intervals, a support accommodating groove which penetrates through the top ends of the support slide rails is formed in the support slide rails, two limiting idler wheels which are arranged at intervals are arranged on the support slide rails along the conveying direction of the slide rails, and the limiting idler wheels can rotate relative to the support pulleys;
the rear end of the supporting slide rail is connected with an entering support, the top end surface of the entering support is arranged in an inclined plane, and the height of the entering support is gradually reduced towards the direction far away from the supporting slide rail;
the bracing wire support frame is also provided with two mounting frames which are respectively positioned at the outer sides of the two support slide rails;
the mounting frame is provided with a mounting through hole which penetrates through the mounting frame, and a locking assembly which can axially move and circumferentially rotate relative to the mounting through hole is arranged in the mounting through hole;
still install on the mounting bracket and remove a drive assembly, remove a drive assembly's output and be connected with the removal frame with locking Assembly swing joint, remove a drive assembly and act on and remove the frame for: the movable frame can drive the locking assembly to move left and right relative to the mounting frame, and the locking assembly can rotate relative to the movable frame.
Furthermore, the locking assembly comprises a shaft body and an end cover in threaded fit with the outer side end of the shaft body, a slide bar movable groove is formed in the shaft body, and a yielding through hole communicated with the slide bar movable groove is formed in the outer side end of the shaft body in a penetrating mode;
the slide bar movable groove is internally connected with a slide bar which can axially slide along the shaft body in the slide bar movable groove through a slide bar elastic piece;
the sliding rod is provided with a plurality of groups of sliding notch groups which are uniformly distributed along the circumferential direction of the sliding rod, each sliding notch group comprises at least one sliding notch, the bottom of each sliding notch is arranged in an inclined plane, and the depth of each sliding notch is gradually increased from the inner side end to the outer side end of the shaft body;
the shaft body is provided with a plurality of groups of abutting port groups respectively corresponding to the plurality of groups of sliding groove openings, each abutting port group comprises an abutting port corresponding to the sliding groove opening and communicated with the sliding rod movable groove, the abutting ports penetrate through the outer surface of the shaft body, and the abutting ports are arranged in a mode that the opening is small and the inner cavity is large;
a sliding block capable of moving along the radial direction of the shaft body is arranged in the abutting through hole, and the bottom end part of the sliding block can be matched with the sliding groove opening;
the end cover is rotatably connected with a connecting rod which passes through the yielding through hole and is rotatably connected with the sliding rod;
the end cap is rotated, and when the end cap is located at the extreme position close to the slider, the slide bar elastic member acts on the slide bar, so that: the sliding rod is abutted against the inner side end of the shaft body, the deep groove area of the sliding groove opening is over against the bottom end of the sliding block, and the sliding block can be accommodated in the abutting through opening; when the end cover is located the extreme position of keeping away from the slider, the connecting rod drags the slide bar for: the slide bar overcomes the action of the slide bar elastic piece to generate axial movement, and the shallow groove area of the slide groove opening is just opposite to the bottom end of the slide block and acts on the slide block, so that the top end part of the slide block protrudes outwards from the butt through opening.
Further, a moving ring assembly is arranged on the outer surface of the shaft body;
the moving ring assembly is provided with two moving rings which are arranged at intervals, and a moving transmission ring groove is formed between the two moving rings;
the movable frame is provided with a transmission piece which can be placed in the movable transmission ring groove and can rotate relative to the transmission ring groove.
Furthermore, a plurality of braking teeth A distributed along the circumferential direction of the shaft body are arranged on the outer surface of the shaft body, and the braking teeth A are positioned in a radial area covered by the movable transmission ring groove;
the movable frame is provided with a brake driving device, the output end of the brake driving device is provided with a brake part, and the brake driving device acts on the brake part, so that: the braking piece can move up and down relative to the shaft body and can be placed in the movable transmission ring groove to be meshed with the braking teeth A.
Furthermore, a braking part guide rail is arranged on the moving frame;
and the braking part is provided with a braking part sliding block which can be in sliding fit with the braking part guide rail.
Further, the slider has and can pass the tight section of butt opening open-ended slider supports tightly and links up in the tight section bottom of slider support and can with the spacing section of butt opening inner chamber complex slider, the bottom face of the spacing section of slider can with the tank bottom surface face contact of sliding notch.
Further, still set up on the axis body can with the mounting hole of butt opening intercommunication, install in the mounting hole and act on the slider elastic component of the spacing section of slider.
Furthermore, a slide bar limiting groove communicated with the slide bar movable groove is formed in the inner wall of the shaft body along the axial direction of the shaft body;
the sliding rod is provided with a sliding rod limiting bulge which can be matched with the sliding rod limiting groove.
Furthermore, an end cover screwing head is arranged at the outer side end of the end cover, and the section of the end cover screwing head is non-circular;
the movable frame is also provided with a screw driver driving component, the screw driver driving component comprises a screw driver moving driving device, the output end of the screw driver moving driving device is connected with a screw driver rotating driving device, and the output end of the screw driver rotating driving device is connected with a screw driver sleeve matched with the end cover twisting head;
the driver movement drive means acts on the driver sleeve such that: the screwdriver sleeve can move left and right relative to the movable frame;
the driver rotation driving device acts on the driver sleeve so that: the screwdriver sleeve can rotate relative to the movable frame.
Furthermore, the front end of the stay wire support frame is provided with a first guide roller and a second guide roller in sequence along the cable conveying direction.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the supporting slide rail and the entering bracket, the cable reel can easily enter the area between the two limiting idler wheels; the cable reel is supported and locked by the two limiting idler wheels and the locking assembly, so that on one hand, the rotating gravity center of the cable reel can be effectively reduced, and efficient and stable wire pulling work can be guaranteed; on the other hand, the locking assembly is integrated on the stay wire support frame, so that the workload of operators can be reduced. The spacing between the two limiting rollers can be adjusted according to the size of the cable reel by arranging the roller adjusting assembly, so that the applicability of the cable reel is improved.
2. In the locking assembly, through the arrangement of the sliding blocks capable of moving in the radial direction, the shaft body can be easily matched with the cable reel in a penetrating way during assembly, and the shaft body can be tightly connected with the cable reel in a propping way during wire pulling, so that the shaking and the shaking of the cable reel can be effectively reduced. The end cover is in threaded connection with the shaft body, so that the relative position of the end cover and the shaft body can be conveniently adjusted to change the relative position of the sliding rod and the sliding block, and the position state can be conveniently locked.
3. According to the invention, through the matching of the brake driving device and the brake part, when braking is required, the brake arc plate is moved downwards, so that the brake teeth B are meshed with the brake teeth A, and the shaft body can be braked; when the axis body rotates, the axis body can be limited by the embedding and matching of the braking piece and the movable transmission ring groove, and the rotating stability of the locking assembly is improved.
4. According to the invention, through the matching of the moving ring and the transmission part, on one hand, the locking component can be driven to axially move, and on the other hand, the locking component can be ensured to circumferentially rotate relative to the moving frame. In addition, when the shaft body rotates, the shaft body can be limited through the embedding and matching of the transmission piece and the movable transmission ring groove, and the rotating stability of the locking assembly is improved.
5. According to the invention, the curvature of the cable can be corrected by arranging the first guide roller and the second guide roller. In addition, through the setting of height adjusting subassembly, the high position of adjustable second guide roller, so, can correct according to the crookedness of cable.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the auxiliary device for pulling wire with a self-locking structure according to the present invention;
FIG. 2 is a schematic structural view of one embodiment of a locking assembly and a movable frame in the auxiliary device for pulling wire with a self-locking structure according to the present invention;
FIG. 3 is a schematic structural view of one embodiment of a locking assembly and a movable frame in the auxiliary device for pulling wire with a self-locking structure according to the present invention;
FIG. 4 is a schematic structural view of one embodiment of a locking assembly and a movable frame in the auxiliary device for pulling wire with a self-locking structure according to the present invention;
FIG. 5 is a schematic structural view of an embodiment of the auxiliary device for pulling wire with a self-locking structure according to the present invention when locking a cable reel;
FIG. 6 is a schematic structural view of a cable pulling auxiliary device with a self-locking structure according to an embodiment of the invention when a cable reel is locked;
fig. 7 is a schematic structural view of a cable drum to which the present invention is applied;
FIG. 8 is a schematic structural view of an embodiment of a locking assembly of the wire pulling assisting device with a self-locking structure according to the present invention, when the sliding block is received in the abutting through hole;
FIG. 9 is a schematic structural view of an embodiment of a locking assembly of the wire pulling assisting device with a self-locking structure according to the present invention, when the sliding block extends out of the abutting opening;
FIG. 10 is a schematic structural view of an embodiment of a slide bar position-limiting protrusion and a slide bar position-limiting groove in the pull assisting device with a self-locking structure according to the present invention;
FIG. 11 is a schematic structural view of the braking member and the driving member of the wire pulling assisting device with the self-locking structure according to the present invention, which are engaged with the moving ring;
FIG. 12 is a schematic view of the brake shaft of the brake member of the cable assist device with self-locking mechanism according to the present invention;
FIG. 13 is a schematic structural view of an embodiment of a first guide roller and a second guide roller of the wire pulling assisting device with a self-locking structure according to the present invention;
FIG. 14 is a schematic structural view of an embodiment of a starter sleeve of the pull assisting device with a self-locking structure according to the present invention;
FIG. 15 is a schematic structural view of an embodiment of a starter sleeve of the pull assisting device with a self-locking structure according to the present invention;
FIG. 16 is a schematic structural view of an embodiment of a driving assembly of a movable frame in the pull assisting device with a self-locking structure according to the present invention;
fig. 17 is a schematic structural view of a specific embodiment of a roller adjusting assembly in the wire pulling assisting device with the self-locking structure according to the invention.
Wherein, the part names corresponding to the reference numbers are as follows: 1. a shaft body, 2, a slide rod movable groove, 3, an end cover, 4, a slide rod elastic piece, 5, a slide rod, 6, a butting through hole, 7, a slide notch, 8, a butting rod, 9, a slide block, 10, a brake driving device, 11, a brake tooth A, 12, a yielding through hole, 13, a moving ring, 14, a moving transmission ring groove, 15, a transmission piece, 16, a brake piece, 17, a moving frame guide rail, 18, a slide block butting section, 19, a slide block limiting section, 20, a mounting hole, 21, a slide block elastic piece, 22, a slide block limiting bulge, 23, a slide block limiting groove, 24, a pull line supporting frame, 25, a supporting slide rail, 26, a limiting roller, 27, an end cover screwing head, 28, a screwdriver moving driving device, 29, a entering support, 30, a mounting frame, 31, a mounting through hole, 32, a moving frame driving component, 33, a moving frame, 34, a supporting accommodating groove, 35, a brake piece, 37. first guide roller 38, second guide roller 39, brake arc plate 40, shaft bearing 41, brake tooth B42, support base 43, adjusting screw 44, connecting base 45, support bar 46, screw driver rotation driving device 47, screw driver sleeve 48, disk wheel 49, cable disk support through hole 50, cable disk 51, cable 52, drive link 53, moving frame motor 54, moving frame screw 55, moving frame nut 56, roller screw 57, roller nut 58, roller link 59, roller screw handle 60, handle recess 61, roller guide rail 62, roller slider 63, slider elastic layer 64, transmission arc plate 65, screw driver sleeve slide rail 66, screw driver sleeve link 67, screw driver sleeve slider 68, screw driver sleeve support plate 69, sleeve limit plate 70, screw driver sleeve support plate 70, screw driver tooth B, and screw driver tooth B, End cover connecting grooves 71, slide rod connecting grooves 72, end cover connecting heads 73, slide rod connecting heads 74, movable groove reducing sections 75, slide rod reducing sections 76, connecting rod bearings 77, screw driver linkage grooves 78, locking assemblies 79, moving frame sliding blocks 80 and shaft body thread sections.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation:
example 1
As shown in fig. 1 to 17, the auxiliary device for pulling wire with self-locking structure comprises a supporting frame 24 for pulling wire;
the bracing wire support frame 24 is provided with two support slide rails 25 which are arranged at intervals, a support accommodating groove 34 which penetrates through the top ends of the support slide rails 25 is formed in the support slide rails 25, two limit idler wheels 26 which are arranged at intervals are arranged on the support slide rails 25 along the conveying direction of the slide rails, and the limit idler wheels 26 can rotate relative to the support pulleys 25;
the rear end of the supporting slide rail 25 is connected with an entering bracket 29, the top end surface of the entering bracket 29 is arranged in an inclined plane, and the height of the entering bracket 29 is gradually reduced towards the direction far away from the supporting slide rail 25;
the bracing wire support frame 24 is also provided with two mounting frames 30 which are respectively positioned at the outer sides of the two support slide rails 25;
the mounting frame 30 is provided with a mounting through hole 31 which penetrates through the mounting frame, and a locking component which can axially move and circumferentially rotate relative to the mounting through hole 31 is arranged in the mounting through hole 31;
still install on mounting bracket 30 and remove a drive assembly 32, remove an output of drive assembly 32 and be connected with the removal frame 33 with locking Assembly swing joint, remove a drive assembly 32 and act on and remove frame 33 for: the movable frame 33 can drive the locking assembly to move left and right relative to the mounting frame 30, and the locking assembly can rotate relative to the movable frame 33.
In this embodiment, the cable drum needs to have two drum wheels 48 capable of being respectively matched with the two supporting slide rails 25, and as shown in fig. 6, the drum wheels 48 are provided with the cable drum supporting through holes 49. The two limiting rollers 26 can be used for positioning the cable reel and ensuring the rotation of the cable reel. To prevent the cable reel from accidentally falling off the support rail 25, the top ends of the two limit rollers 26 may slightly protrude above the support rail 25, so that the cable reel can be locked for rotation between the two limit rollers 26 after entering the support rail 25.
When the cable roll is applied to the embodiment, the cable roll is firstly rolled to the entering end entering the bracket 29 and aligned with the entering bracket 29, then the cable roll is pushed by force, and the cable roll can enter the supporting slide rail 25, roll to the position between the two limiting idler wheels 26 and be locked in the area; and then the locking component is moved by the moving frame driving component to be placed in the cable reel supporting through hole, so that the cable reel can be further supported and positioned, and the cable reel is prevented from being separated from the supporting slide rail 25 in the wire pulling process. At this time, the cable is pulled from the front end of the cable support 24 to perform a cable unwinding process, and the cable drum is rotated on the support rail 25 during the cable unwinding process.
Therefore, the rotating gravity center of the cable reel can be effectively reduced, and the stability of paying-off is further improved. Wherein, through the setting that gets into the support, the cable drum can easily get into the region between two spacing gyro wheels 26, through two spacing gyro wheels 26 and locking assembly to the support and the locking of cable book, can guarantee to carry out high efficiency and stably unwrapping wire work.
The moving frame driving assembly 32 may include a driving connecting frame 52, a moving frame screw 54 rotatably mounted on the driving connecting frame 52, a moving frame nut 55 threadedly engaged on the moving frame screw 54, the moving frame nut 55 being connected to the moving frame 33.
In this embodiment, if the power can be turned on and the ventilation is possible, the moving frame driving assembly 32 further includes a moving frame motor 53 installed on the driving connection frame 52, an output end of the moving frame motor 53 is connected to the moving frame screw 54, and the moving frame motor 53 is turned on to drive the moving frame screw 54 to rotate, so as to drive the moving frame nut 55 to move the moving frame 33. If the ventilation is disabled, the end of the moving rack screw 54 may be connected to a moving rack screw handle.
In order to improve the stability of the movement of the moving frame 33, the driving connecting frame 52 may be provided with a moving frame guide 17, and the moving frame 33 may be provided with a moving frame slider 79 slidably engaged with the moving frame guide 17.
In this embodiment, the movement stability of the moving frame 33 can be effectively improved by the cooperation between the braking member guide rail 35 and the braking member slider 36, so as to improve the movement stability of the locking assembly.
In order to adjust the position of the two limit rollers 26 relative to the locking assembly according to the size of the plate wheel, two sets of roller adjusting assemblies can be arranged on the support slide rail 25, the two limit rollers 26 are respectively and rotatably connected to the two sets of roller adjusting assemblies, each roller adjusting assembly comprises a roller lead screw 56 which is rotatably connected to the support slide rail 25, a roller nut 57 is in threaded fit on the roller lead screw 56, a roller connecting frame 58 is connected to the roller nut 57, and the limit rollers 26 are rotatably connected to the roller connecting frame 58. To facilitate rotation of the roller screw 56, a roller screw handle 59 located outside the support rail 25 may be attached to the end of the roller screw 56. In this embodiment, rotation of the roller screw handle 59 drives the roller screw 56 to rotate, which in turn drives the roller nut 57 to move the roller link 58.
To increase the bearing capacity of the roller link 58, the roller link 58 should be compatible with the support rail 25.
In order to give way the roller screw handle 59, a handle giving way groove 60 capable of accommodating the roller screw handle 59 is formed in the access bracket 29.
In order to improve the moving stability of the two limiting rollers 26, a roller guide rail 61 may be disposed in the supporting slide rail 25, and a roller slider 62 capable of sliding-fitting with the roller guide rail 61 is disposed on the roller connecting frame 58.
In this embodiment, through the cooperation between the roller guide rail 61 and the roller slider 62, the stability of the movement of the roller connecting frame 58 can be effectively improved, and the stability of the adjustment of the two limit rollers 26 is further improved.
Example 2
This example is further defined on the basis of example 1 as follows: the locking assembly comprises a shaft body 1 and an end cover 3 in threaded fit with the outer side end of the shaft body 1, a slide bar movable groove 2 is formed in the shaft body 1, and a yielding through hole 12 communicated with the slide bar movable groove 2 is formed in the outer side end of the shaft body 1 in a penetrating mode;
a slide bar 5 which can slide in the slide bar movable groove 2 along the axial direction of the shaft body 1 is connected in the slide bar movable groove 2 through a slide bar elastic part 4;
the sliding rod 5 is provided with a plurality of groups of sliding notch groups which are uniformly distributed along the circumferential direction of the sliding rod 5, each sliding notch group comprises at least one sliding notch 7, the groove bottom of each sliding notch 7 is arranged in an inclined plane, and the groove depth of each sliding notch 7 is gradually increased from the inner side end to the outer side end of the shaft body 1;
the shaft body 1 is provided with a plurality of groups of abutting port groups respectively corresponding to the plurality of groups of sliding port groups, each abutting port group comprises an abutting port 6 corresponding to the sliding port 7 and communicated with the sliding rod movable groove 2, the abutting port 6 penetrates through the outer surface of the shaft body 1, and the abutting port 6 is arranged with a small opening and a large inner cavity;
a sliding block 9 capable of moving along the radial direction of the shaft body 1 is arranged in the abutting through hole 6, and the bottom end part of the sliding block 9 can be matched with the sliding groove opening 7;
the end cover 3 is rotatably connected with a connecting rod 8 which passes through the abdicating through hole 12 and is rotatably connected with the sliding rod 5;
the end cap 3 is turned, and when the end cap 3 is in the extreme position close to the slide 9, the slide elastic member 4 acts on the slide 5, so that: the sliding rod 5 abuts against the inner side end of the shaft body 1, the deep groove area of the sliding groove opening 7 is opposite to the bottom end of the sliding block 9, and the sliding block 9 can be accommodated in the abutting through opening 6; when the end cap 3 is in the extreme position away from the slider 9, the connecting rod 8 drags the sliding rod 5 so that: the slide rod 5 moves axially against the action of the slide rod elastic part 4, the shallow groove area of the slide groove opening 7 is over against the bottom end of the slide block 9 and acts on the slide block 9, so that the top end part of the slide block 9 protrudes outwards from the butt through opening 6.
In this embodiment, the outer end of the shaft body 1 is provided with a shaft body threaded section 80 in threaded fit with the end cap 3.
In the embodiment, when the end cover 3 is applied, the end cover 3 needs to be rotated firstly, so that the end cover 3 is located at a limit position close to the sliding block 9, the sliding rod 5 abuts against the inner side end of the shaft body 1 under the action of the sliding rod elastic piece 4, at this time, the deep groove area of the sliding groove opening 7 is over against the sliding block 9, and the sliding block 9 can be accommodated in the abutting through opening 6. As shown in fig. 2, the movable frame 33 is driven by the movable frame driving assembly 32 to move, and then the locking assembly can be driven to move until the shaft body 1 exits out of the vertical area covered by the limiting roller 26, at this time, the two supporting slide rails 25 can be used for the cable to enter. Then, the cable roll is rolled to the area between the two limiting idler wheels 26 to be in a primary locking state, and then the movable frame driving assembly 32 is started to move the movable frame 33, so as to drive the locking assembly to move towards the wind direction close to the cable roll relative to the installation through hole 31, as shown in fig. 3, until the area, provided with the sliding block 9, on the shaft body 1 enters the cable reel supporting through hole. At this time, the end cap 3 is rotated reversely again, so that the end cap 3 moves towards the direction away from the sliding block 9, in the process, the connecting rod 8 will drag the sliding rod 5 to compress the sliding rod elastic member 4 to move axially, the sliding block 9 will be gradually acted by the shallow groove area of the sliding notch 7, so that the sliding block 9 moves outwards along the radial direction of the shaft body 1, when the top end part of each sliding block 9 abuts against the inner wall of the cable reel supporting through hole, the relative position of the end cap 3 and the shaft body 1 can be maintained, as shown in fig. 5.
In this embodiment, but through the setting of radial movement's slider 9, both can easily realize the cooperation of running through of axis body and cable drum when the assembly, can realize supporting of axis body and cable drum tightly being connected again when acting as go-between, so, can effectively reduce rocking and the shake of cable drum. The end cover 3 is in threaded connection with the shaft body 1, so that the relative position of the end cover 3 and the shaft body 1 can be conveniently adjusted to change the relative position of the sliding rod 5 and the sliding block 9, and the position state can be conveniently locked.
In addition, when the shaft body is tightly connected with the cable reel, the shaft body and the cable reel are in a linkage state, so that when the shaft body 1 is braked, the cable reel can be effectively braked, and the problem of excessive pulling is prevented.
For improving the tight power of propping of slider 9 to the cable drum, prop tight subassembly and can be provided with four slide bars 5, four slide bars 5 along 1 circumference evenly distributed of axis body, can be provided with two sliding groove mouths 7 on each slide bar 5.
In order to improve the stability of the sliding block 9 in abutting against the cable reel, the sliding notches 7 on the two adjacent sliding rods 5 are arranged in a staggered mode in the axial direction of the shaft body 1.
In order to improve the stability of the sliding block 9 in abutting against the cable reel, the top end of the sliding block 9 may be provided with a sliding block elastic layer 63.
The slide rod elastic member 4 may be a compression spring.
In order to realize axial movement and circumferential rotation between the shaft body 1 and the mounting through hole 31, a shaft body bearing 40 can be arranged in the mounting through hole 31, and the shaft body bearing 40 is sleeved on the outer surface of the shaft body 1.
In order to realize the rotatable connection between the connecting rod 8 and the end cover 3 and the slide rod 5, as shown in fig. 2 to 5, an end cover connecting groove 70 with a small opening and a large inner cavity may be formed at the inner side end of the end cover 3, a slide rod connecting groove 71 with a small opening and a large inner cavity may be formed at the outer side end of the slide rod 5, and the cross sections of the end cover connecting groove 70 and the slide rod connecting groove 71 are both circular. Correspondingly, the connecting rod 8 is provided with an end cover connector 72 capable of adapting to the end cover connecting groove 70 and a slide rod connector 73 capable of adapting to the slide rod connecting groove 71, and the cross sections of the end cover connector 72 and the slide rod connector 73 are circular.
In order to avoid excessive movement of the slide 5 under the support of the slide elastic member 4, the slide active channel 2 is provided with a reduced radial length of the active channel 74 along the shaft body 1, and correspondingly, the slide 5 has a reduced radial length of the slide 75 capable of cooperating with the reduced radial length of the active channel 74. The sliding rod 5 can be axially limited by the arrangement of the movable groove reducing section 74.
In order to improve the stability of the rotation of the connecting rod 8, a connecting rod bearing 76 can be arranged at the abdicating through hole 12 and is sleeved on the outer surface of the connecting rod 8.
Example 3
In order to realize the interlocking of the movement of the locking component by the moving frame 33, the embodiment is further defined on the basis of the embodiment 2 as follows: a moving ring assembly is arranged on the outer surface of the shaft body 1;
the moving ring assembly is provided with two moving rings 13 which are arranged at intervals, and a moving transmission ring groove 14 is formed between the two moving rings 13;
the movable frame 33 is provided with a transmission member 15 which can be placed in the movable transmission ring groove 14 and can rotate relative to the transmission ring groove 14.
In this embodiment, through the cooperation of the transmission member 15 and the movable transmission ring groove 14, the shaft body 1 can be driven by the movable frame 33 to move, and the relative rotation between the shaft body 1 and the movable frame 33 can also be realized.
As shown in fig. 11 to 12, the transmission member 15 may include a transmission arc plate 64, so that a contact area of the transmission member 15 with the moving ring 13 may be increased to improve operational reliability.
Example 4
This example is further defined on the basis of example 3 as follows: a plurality of braking teeth A11 distributed along the circumferential direction of the shaft body 1 are arranged on the outer surface of the shaft body 1, and the braking teeth A11 are positioned in a radial area covered by the movable transmission ring groove 14;
the movable frame 33 is provided with a brake driving device 10, the output end of the brake driving device 10 is provided with a braking part 16, and the brake driving device 10 acts on the braking part 16, so that: the braking member 16 can move up and down relative to the shaft body 1 and can be placed in the moving transmission ring groove 14 to be engaged with the braking teeth A11.
In this embodiment, the arrangement of the braking teeth a11 can form an uneven structure on the outer surface of the axle body 1, so that the axle body 1 can be braked more easily in a matching manner. In addition, the brake of the shaft body 1 is easily achieved by the design of the annular arrangement of the brake teeth a11 regardless of the circumferential state of the shaft body 1.
As shown in fig. 11 to 12, the braking member 16 may include a braking arc plate 39, and a braking tooth B41 capable of lockingly engaging with the braking tooth a11 is provided at a bottom end of the braking arc plate 39.
In this embodiment, when the shaft body 1 rotates, the brake driving device 10 can be activated to drive the brake arc plate 39 into the moving transmission ring groove 14, but the brake tooth B41 is disengaged from the brake tooth a11, and the brake member 16 and the transmission member 15 can limit the rotation of the shaft body 1. When the shaft body 1 needs to be braked, the brake driving device 10 enables the brake arc plate 39 to move until the brake teeth B41 are in locking fit with the brake teeth A11, so that the shaft body 1 can be effectively braked, and the cable coil can be braked.
Example 5
This example is further defined on the basis of example 4 as follows: the moving frame 33 is provided with a braking member guide rail 35;
the brake 16 is provided with a brake slider 36 slidably engaged with the brake rail 35.
In this embodiment, the movement stability of the brake 16 can be effectively improved by the cooperation between the brake guide rail 35 and the brake slider 36, thereby improving the movement stability of the locking assembly.
Example 6
This example is further defined on the basis of example 2 as follows: the slider 9 has and can pass the tight section 18 of butt 6 open-ended slider support with link up in the tight section 18 bottom of slider support and can with the spacing section 19 of 6 inner chamber complex sliders of butt through-hole, the bottom face of the spacing section 19 of slider can with the tank bottom face surface contact of sliding notch 7.
In this embodiment, the limiting position of slider 9 radial outside removal can be restricted in the cooperation of the spacing section 19 of slider and the 6 inner chambers of butt opening, avoids slider 9 to break away from axis body 1.
The stability of the radial movement of the sliding block 9 can be improved by the surface-to-surface contact of the sliding block limiting section 19 and the sliding groove opening 7.
In order to ensure the surface-to-surface fit of the sliding block 9 and the sliding groove opening 7, preferably, a mounting hole 20 capable of being communicated with the abutting through opening 6 is further formed in the shaft body 1, and a sliding block elastic piece 21 capable of acting on the sliding block limiting section 19 is installed in the mounting hole 20.
In this embodiment, the slider elastic member 21 may be a compression spring. Each slider 9 department all can be provided with two mounting holes 20, and two mounting holes 20 are located the both sides of butt through-hole 6 respectively. The slider elastic member 21 is provided to give a supporting force to the slider 9 so that the slider 9 tends to be in close contact with the groove bottom surface of the slide groove 7.
Example 7
This example is further defined on the basis of example 2 as follows: a sliding rod limiting groove 23 communicated with the sliding rod movable groove 2 is formed in the inner wall of the shaft body 1 along the axial direction of the shaft body;
and a slide bar limiting bulge 22 which can be matched with the slide bar limiting groove 23 is arranged on the slide bar 5.
In this embodiment, the slide rod limiting protrusion 22 is matched with the slide rod limiting groove 23, so that the stability of the axial movement of the slide rod 5 can be improved, and the slide rod 5 is prevented from being shifted. As shown in fig. 10, the slide rod limiting groove 23 may be formed with a small opening and a large inner cavity, and accordingly, the slide rod limiting protrusion 22 should be adapted to the slide rod limiting groove 23, so that the slide rod 5 is prevented from deviating in the circumferential direction and the radial direction of the shaft body 1.
Example 8
This example is further defined on the basis of example 1 as follows: an end cover screwing head 27 is arranged at the outer side end of the end cover 3, and the section of the end cover screwing head 27 is non-circular;
a screwdriver driving component is further mounted on the moving frame 33, the screwdriver driving component comprises a screwdriver moving driving device 28, the output end of the screwdriver moving driving device 28 is connected with a screwdriver rotating driving device 46, and the output end of the screwdriver rotating driving device 46 is connected with a screwdriver sleeve 47 which can be matched with the end cover screwing head 27;
the driver movement drive means 28 acts on the driver sleeve 47 so that: the screwdriver sleeve 47 can move left and right relative to the movable frame 33;
the driver rotation driving device 46 acts on the driver sleeve 47 so that: the driver socket 47 is rotatable relative to the movable frame 33.
In this embodiment, if the power can be supplied, the driver moving driving device 28 can be an air cylinder, and the driver rotating driving device 46 can be a motor. If the ventilation is not possible, a tool such as a wrench may be used to assist in turning the head 27.
As shown in fig. 8 to 9, the head 27 may have a hexagonal cross-section. The end of the screwdriver sleeve 47 is provided with a screwdriver linking groove 77 which can be in sleeve linking and matching with the end cap screw head 27, as shown in fig. 14 to 15.
The output end of the driver moving drive device 28 is connected to the driver rotating drive device 46 through the driver socket connecting frame 66,
in order to improve the stability of the movement of the driver socket 47, a driver socket slide rail 65 may be disposed on the movable frame 33, and a driver socket slide block 67 slidably engaged with the driver socket slide rail 65 may be disposed on the driver socket connecting frame 66. In order to improve the stability of the rotation of the driver socket 47, a driver socket support plate 68 may be mounted on the driver socket connection frame 66, and the driver socket 47 may penetrate the driver socket support plate 68 and may rotate relative to the driver socket support plate 68. To prevent the screwdriver sleeve 47 from moving excessively, a screwdriver sleeve limiting plate 69 may be disposed on the moving frame 33, and the screwdriver sleeve 47 penetrates the screwdriver sleeve limiting plate 69 and can move axially and rotate circumferentially relative to the screwdriver sleeve limiting plate 69.
Example 9
This example is further defined on the basis of example 1 as follows: the front end of the wire support frame 24 is provided with a first guide roller 37 and a second guide roller 38 in sequence along the cable conveying direction.
In this embodiment, the first guide roller 37 and the second guide roller 38 are provided to correct the curvature of the cable. In use, the free end of the cable is passed under the first guide roller 37 and over the second guide roller 38 in sequence.
In order to correct according to the curvature of the cable, the height position of the second guiding roller 38 can be adjusted, for this reason, a height adjusting assembly for positioning the second guiding roller 38 can be arranged in this embodiment, the height adjusting assembly comprises two supporting seats 42 installed on the stay wire supporting frame 24, an adjusting screw 43 is rotatably connected to the supporting seats 42, a nut is arranged at the bottom end of the adjusting screw 43 in a threaded fit mode and penetrates through the supporting seats 42, a connecting seat 44 is connected to the nut, the same supporting rod 45 is connected to the two connecting seats 44, and the second guiding roller 38 is arranged on the supporting rod 45 in a rolling mode.
Thus, by rotating the adjusting screw 43, the nut can move up and down relative to the supporting seat 42, so as to adjust the height position of the connecting seat 44, and further adjust the height position of the second guiding roller 38.
Also, the aforementioned height adjustment assembly may be adapted to adjust the height position of the first guide roller 37 to better correct the curvature of the cable.
The first guide roller 37 and the second guide roller 38 are rotatably provided on the wire support bracket 24, so that friction between the cables and them can be reduced.
The above is only a preferred embodiment of the present invention, and it should be noted that several modifications and improvements made by those skilled in the art without departing from the technical solution should also be considered as falling within the scope of the claims.
Claims (10)
1. Take auxiliary device that acts as go-between of self-locking structure, its characterized in that: comprises a stay wire support frame (24);
the pull wire support frame (24) is provided with two support slide rails (25) which are arranged at intervals, a support accommodating groove (34) which penetrates through the top ends of the support slide rails (25) is formed in the support slide rails (25), two limit idler wheels (26) which are arranged at intervals are installed on the support slide rails (25) along the conveying direction of the slide rails, and the limit idler wheels (26) can rotate relative to the support slide rails (25);
the rear end of the supporting slide rail (25) is connected with an entering support (29), the top end surface of the entering support (29) is arranged in an inclined plane, and the height of the entering support (29) is gradually reduced towards the direction far away from the supporting slide rail (25);
the bracing wire support frame (24) is also provided with two mounting frames (30) which are respectively positioned at the outer sides of the two support slide rails (25);
the mounting frame (30) is provided with a mounting through hole (31) which penetrates through the mounting frame, and a locking assembly which can axially move and circumferentially rotate relative to the mounting through hole (31) is arranged in the mounting through hole (31);
still install on mounting bracket (30) and remove a drive assembly (32), remove the output of a drive assembly (32) and be connected with locking Assembly swing joint's removal frame (33), remove a drive assembly (32) and act on and remove frame (33) for: the movable frame (33) can drive the locking assembly to move left and right relative to the mounting frame (30), and the locking assembly can rotate relative to the movable frame (33).
2. A pulling wire auxiliary device with a self-locking structure as defined in claim 1, wherein: the locking assembly comprises a shaft body (1) and an end cover (3) in threaded fit with the outer side end of the shaft body (1), a slide bar movable groove (2) is formed in the shaft body (1), and a yielding through hole (12) communicated with the slide bar movable groove (2) is formed in the outer side end of the shaft body (1) in a penetrating mode;
a slide bar (5) which can axially slide in the slide bar movable groove (2) along the shaft body (1) is connected in the slide bar movable groove (2) through a slide bar elastic piece (4);
the sliding rod (5) is provided with a plurality of groups of sliding groove opening groups which are uniformly distributed along the circumferential direction of the sliding rod (5), each sliding groove opening group comprises at least one sliding groove opening (7), the groove bottom of each sliding groove opening (7) is arranged in an inclined plane, and the groove depth of each sliding groove opening (7) is gradually increased from the inner side end to the outer side end of the shaft body (1);
the shaft body (1) is provided with a plurality of groups of abutting through port groups respectively corresponding to the plurality of groups of sliding groove opening groups, each abutting through port group comprises an abutting through port (6) corresponding to the sliding groove opening (7) and communicated with the sliding rod movable groove (2), the abutting through ports (6) penetrate through the outer surface of the shaft body (1), and the abutting through ports (6) are arranged in a mode that the opening is small and the inner cavity is large;
a sliding block (9) capable of moving along the radial direction of the shaft body (1) is arranged in the abutting through hole (6), and the bottom end part of the sliding block (9) can be matched with the sliding groove opening (7);
the end cover (3) is rotatably connected with a connecting rod (8) which passes through the abdicating through hole (12) and is rotatably connected with the sliding rod (5);
-rotating the end cap (3), the slide rod elastic member (4) acting on the slide rod (5) when the end cap (3) is in the extreme position close to the slide block (9) so that: the sliding rod (5) is abutted against the inner side end of the shaft body (1), the deep groove area of the sliding groove opening (7) is over against the bottom end of the sliding block (9), and the sliding block (9) can be accommodated in the abutting through opening (6); when end cover (3) is located the extreme position of keeping away from slider (9), connecting rod (8) drag slide bar (5) for: the sliding rod (5) overcomes the action of the sliding rod elastic part (4) to axially move, the shallow groove area of the sliding groove opening (7) is over against the bottom end of the sliding block (9) and acts on the sliding block (9), and the top end part of the sliding block (9) is protruded out of the abutting through opening (6).
3. A pulling wire auxiliary device with a self-locking structure as defined in claim 2, wherein: the outer surface of the shaft body (1) is provided with a movable ring component;
the moving ring assembly is provided with two moving rings (13) which are arranged at intervals, and a moving transmission ring groove (14) is formed between the two moving rings (13);
the movable frame (33) is provided with a transmission piece (15) which can be placed in the movable transmission ring groove (14) and can rotate relative to the transmission ring groove (14).
4. A pulling wire auxiliary device with a self-locking structure as defined in claim 3, wherein: a plurality of braking teeth A (11) distributed along the circumferential direction of the shaft body (1) are arranged on the outer surface of the shaft body (1), and the braking teeth A (11) are positioned in a radial area covered by the movable transmission ring groove (14);
the movable frame (33) is provided with a brake driving device (10), the output end of the brake driving device (10) is provided with a braking part (16), and the brake driving device (10) acts on the braking part (16) to enable: the braking piece (16) can move up and down relative to the shaft body (1) and can be placed in the movable transmission ring groove (14) to be meshed with the braking teeth A (11).
5. A pulling wire auxiliary device with a self-locking structure as defined in claim 4, wherein: the moving frame (33) is provided with a braking piece guide rail (35);
the braking piece (16) is provided with a braking piece sliding block (36) which can be in sliding fit with the braking piece guide rail (35).
6. A pulling wire auxiliary device with a self-locking structure as defined in claim 2, wherein: the slider (9) have can pass tight section (18) are supported to butt through hole (6) open-ended slider and link up in the slider support tight section (18) bottom and can with butt through hole (6) inner chamber complex slider spacing section (19), the bottom face of the spacing section of slider (19) can with the tank bottom face surface contact of sliding notch (7).
7. A pulling wire auxiliary device with a self-locking structure as defined in claim 6, wherein: the shaft body (1) is further provided with a mounting hole (20) which can be communicated with the butt through hole (6), and a sliding block elastic piece (21) which can act on the sliding block limiting section (19) is mounted in the mounting hole (20).
8. A pulling wire auxiliary device with a self-locking structure as defined in claim 2, wherein: a sliding rod limiting groove (23) communicated with the sliding rod movable groove (2) is formed in the inner wall of the shaft body (1) along the axial direction of the shaft body;
and the sliding rod (5) is provided with a sliding rod limiting bulge (22) which can be matched with the sliding rod limiting groove (23).
9. A pulling wire auxiliary device with a self-locking structure as defined in claim 2, wherein: an end cover screwing head (27) is arranged at the outer side end of the end cover (3), and the section of the end cover screwing head (27) is non-circular;
a screwdriver driving component is further mounted on the moving frame (33), the screwdriver driving component comprises a screwdriver moving driving device (28), the output end of the screwdriver moving driving device (28) is connected with a screwdriver rotating driving device (46), and the output end of the screwdriver rotating driving device (46) is connected with a screwdriver sleeve (47) which can be matched with the end cover twisting head (27);
the driver movement drive (28) acts on the driver sleeve (47) such that: the screwdriver sleeve (47) can move left and right relative to the movable frame (33);
the driver rotation drive means (46) acts on the driver sleeve (47) such that: the screwdriver sleeve (47) can rotate relative to the movable frame (33).
10. A pulling wire auxiliary device with a self-locking structure as defined in claim 1, wherein: the front end of the stay wire support frame (24) is sequentially provided with a first guide roller (37) and a second guide roller (38) along the cable conveying direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020948.3A CN112850325B (en) | 2021-01-06 | 2021-01-06 | Stay wire auxiliary device with self-locking structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110020948.3A CN112850325B (en) | 2021-01-06 | 2021-01-06 | Stay wire auxiliary device with self-locking structure |
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| CN112850325A true CN112850325A (en) | 2021-05-28 |
| CN112850325B CN112850325B (en) | 2022-11-25 |
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| CN202110020948.3A Active CN112850325B (en) | 2021-01-06 | 2021-01-06 | Stay wire auxiliary device with self-locking structure |
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Cited By (1)
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| CN117509291A (en) * | 2024-01-05 | 2024-02-06 | 哈尔滨工程大学 | Photoelectric combined cable installation auxiliary equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117509291A (en) * | 2024-01-05 | 2024-02-06 | 哈尔滨工程大学 | Photoelectric combined cable installation auxiliary equipment |
| CN117509291B (en) * | 2024-01-05 | 2024-03-29 | 哈尔滨工程大学 | Photoelectric combined cable installation auxiliary equipment |
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| CN112850325B (en) | 2022-11-25 |
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