CN112285387B - Line clamping opening and closing linkage device of fault indicator - Google Patents
Line clamping opening and closing linkage device of fault indicator Download PDFInfo
- Publication number
- CN112285387B CN112285387B CN202010378017.6A CN202010378017A CN112285387B CN 112285387 B CN112285387 B CN 112285387B CN 202010378017 A CN202010378017 A CN 202010378017A CN 112285387 B CN112285387 B CN 112285387B
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000008034 disappearance Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- Train Traffic Observation, Control, And Security (AREA)
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Abstract
The invention discloses a wire clamping opening and closing linkage device of a fault indicator, which comprises the following components: the device comprises a screw transmission shaft, a wire pressing mechanism, a screw fixing seat and an opening and closing mechanism; the screw transmission shaft comprises an upper threaded rod and a lower threaded rod, and the wire pressing mechanism comprises a wire pressing sliding seat, a wire pressing bracket and a wire pressing seat; the line pressing sliding seat is sleeved on the upper threaded rod in a sliding way; the wire pressing support is rotatably arranged on the wire pressing sliding seat; one end of the wire pressing support is movably connected with the screw fixing seat, and the wire pressing seat is movably connected with the other end of the wire pressing support; the opening and closing mechanism comprises an opening and closing slide seat, a slide plate and a pulley; the opening and closing sliding seat is sleeved on the lower threaded rod in a sliding manner; the sliding plate is provided with a first sliding groove, and the pulley passes through the first sliding groove and is arranged on the opening and closing sliding seat. According to the invention, the wire clamping mechanism and the opening and closing mechanism are used as a linkage structure, so that one action input can be realized, and the wire clamping/loosening and the opening and closing actions of the upper shell and the lower shell can be performed in a linkage manner; simplifying the installation and disassembly operation flow and solving the problem of harsh installation conditions in the prior art.
Description
Technical Field
The invention relates to the technical field of power transmission and distribution line monitoring equipment, in particular to a wire clamping opening and closing linkage device of a fault indicator.
Background
The power transmission line fault indicator is widely applied to power transmission and distribution lines and used for indicating faults of the lines in a certain section. When the line breaks down, the indicator in the section can send out a warning signal, so that line inspection staff can be helped to quickly determine the broken down section and find out the fault point. In the use process, the fault indicator is arranged on the electric wire of the electric transmission line, and the electric transmission line is generally higher from the ground, so that the fault indicator is difficult to install and detach.
In the prior art, the wire clamping mechanism and the opening and closing mechanism of the fault indicator are two independent action executing mechanisms, so that when the fault indicator is installed or disassembled, two actions of screwing a screw rod of the wire clamping mechanism to clamp a cable and closing an upper shell and a lower shell of a fault indicator are needed to be executed, the normal operation of the cable is realized, the normal operation of the cable is complicated in installation or disassembly, the fault indicator can be realized by means of special tools, and when the fault indicator is in a problem or has other problems to be disassembled, the circuit is required to be powered off and operated in a short distance, the normal power supply of the circuit is influenced, and large machinery such as a hopper car is needed, so that the defects of inconvenience in operation, labor and labor are overcome, and potential safety hazards are caused.
Therefore, it is an urgent need to provide a wire clamping opening and closing linkage device capable of realizing one action input, simultaneously completing the opening and closing of a fault indicator and the wire clamping action, and effectively simplifying the assembly and disassembly processes.
Disclosure of Invention
In view of the above, the present invention provides a wire clamping and opening and closing linkage device of a fault indicator, which uses a wire clamping mechanism and an opening and closing mechanism as a linkage structure to realize one action input so as to realize linkage execution of wire clamping and opening and closing actions; simplifying the installation and disassembly operation flow and solving the problem of harsh installation conditions in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a fault indicator's draw-in line opening and closing linkage installs on fault indicator, fault indicator includes casing and lower casing, go up the casing with lower casing is articulated each other, go up the casing with the inside column logical groove structure that all is provided with of lower casing, the cable passes in the cylinder logical groove that forms after two column logical groove structures closure, includes: the device comprises a screw transmission shaft, a wire pressing mechanism, a screw fixing seat and an opening and closing mechanism;
the screw transmission shaft comprises an upper threaded rod and a lower threaded rod, and the lower threaded rod is connected to the lower end of the upper threaded rod;
the wire pressing mechanism comprises a wire pressing sliding seat, a wire pressing bracket and a wire pressing seat;
the line pressing sliding seat is sleeved on the upper threaded rod in a sliding manner;
the wire pressing support is rotatably arranged on the wire pressing sliding seat; one end of the wire pressing support is movably connected with the screw fixing seat, and the wire pressing seat is movably connected with the other end of the wire pressing support; after the upper shell and the lower shell are closed, the wire pressing seat extends to the notch of the cylindrical through groove through the wire pressing bracket;
the opening and closing mechanism comprises an opening and closing sliding seat, a sliding plate and a pulley;
the opening and closing sliding seat is sleeved on the lower threaded rod in a sliding manner;
the sliding plate is fixed below the lower shell, a first sliding groove is formed in the sliding plate, and the pulley penetrates through the first sliding groove and is arranged on the opening and closing sliding seat.
The beneficial effects of adopting above-mentioned technical scheme are:
through rotating the screw transmission shaft, make the line ball slide with the switching slide can simultaneously at the screw transmission shaft upward movement, wherein, the switching slide upwards moves on the lower threaded rod, drives down the casing and upwards lifts, and the line ball slide moves on the upper threaded rod and then drives the line ball seat upward movement and thereby realize compressing tightly the effect of cable, with the line ball and the closing mechanism of dividing into two into one among the prior art of product reduce system redundancy, improve mechanical actuating system reliability, still simplified the installation of fault indicator and the step of dismantling simultaneously, realized making the process that line ball switching was accomplished in step through an action.
Preferably, an inner thread matched with the upper threaded rod is arranged on the inner wall of the wire pressing sliding seat, and the wire pressing sliding seat slides on the upper threaded rod through threads;
the inner wall of the opening and closing sliding seat is provided with radial protrusions serving as a slider, the slider is matched with a thread groove on the lower threaded rod, and the opening and closing sliding seat slides along the thread groove through the slider to realize sliding on the lower threaded rod.
Preferably, the screw fixing seat comprises a side plate and an upper top plate;
the side plate is arranged on the side face of the upper top plate, a first through hole is formed in the side plate, a second through hole is formed in the upper top plate, and the upper top plate is fixedly mounted on the upper shell.
Preferably, a second chute is arranged on the plate surface at one end of the wire pressing bracket, and a third through hole is arranged on the plate surface at the other end of the wire pressing bracket;
the wire pressing support is slidably arranged on the side plate through a first rivet and the second chute, the first rivet sequentially penetrates through the first through hole and the second chute, and the second chute slides along the first rivet; the wire pressing support is rotatably arranged on the wire pressing sliding seat through a first pin shaft;
the line ball seat is through second rivet movable mounting in the third through-hole.
The beneficial effects of adopting above-mentioned technical scheme are:
because the line ball support is fixed on the line ball slide, and first rivet is the fixed point too, and the distance between two fixed points is fixed, therefore the meaning that sets up the second spout lies in, at the in-process that the line ball slide risees and descends, realizes that the second spout carries out relative motion for first rivet and accomplishes the rising and the decline of line ball support.
Preferably, the opening and closing mechanism further comprises a pulley shaft and an E-shaped clamp spring;
the pulley is arranged at one end of the pulley shaft, the other end of the pulley shaft penetrates through the first sliding groove and is arranged on the opening and closing sliding seat, and the pulley is limited between the E-shaped clamp spring and the sliding plate through the E-shaped clamp spring.
Preferably, the device also comprises a shaft head;
the upper shell is internally provided with a shaft head mounting hole, the shaft head is arranged in the shaft head mounting hole, and the height of the shaft head mounting hole is higher than that of the shaft head;
the lower part of the shaft head is provided with an upward concave inner groove, and a disc-shaped gasket is arranged in the inner groove; a fourth through hole is formed in the shaft head above the inner groove;
a radial boss is arranged at the thread disappearance position at the upper end of the upper threaded rod, a first connecting shaft integrally formed with the upper threaded rod is further arranged above the radial boss, the first connecting shaft is matched with the fourth through hole, the first connecting shaft sequentially penetrates through the second through hole and the central through hole of the disc-shaped gasket and stretches into the fourth through hole, and the first connecting shaft is fixed with the shaft head through a second pin shaft;
the outer diameter of the radial boss is larger than the inner diameter of the second through hole;
the height of the disc-shaped gasket when being extended is higher than the depth of the inner groove, a buffer stroke is formed between the lower end face of the inner groove and the upper top plate, and the disc-shaped gasket drives the columnar groove to move up and down in the shaft head mounting hole.
The beneficial effects of adopting above-mentioned technical scheme are:
firstly, the height of the shaft head mounting hole is higher than that of the shaft head, so that the shaft head can be accommodated in the shaft head mounting hole to move up and down, secondly, the outer diameter of the radial boss is larger than the inner diameter of the second through hole, and in the process of opening the upper shell and the lower shell by the reverse sliding transmission shaft, the radial boss can be limited by the lower bottom surface of the upper top plate, so that the axial limitation of the whole screw rod is realized without upward movement; in the process of closing the upper and lower shells by the forward rotation sliding transmission shaft, the butterfly-shaped gasket is pressed and elastically deformed, the shaft head moves downwards, and the lower end face of the butterfly-shaped gasket is abutted against the upper top plate; the elastic anti-jacking function is achieved on the wire pressing support and the wire pressing seat fixed on the upper threaded rod, reverse torque required by loosening of the wire pressing mechanism is increased, and the anti-loosening function is achieved.
Preferably, a top groove is formed in the top of the lower threaded rod, a second connecting shaft is arranged at the bottom of the upper threaded rod, and the second connecting shaft is riveted in the top groove;
an upper compression spring is sleeved outside the top groove; the third pin shaft is used for fixing the upper threaded rod and the lower threaded rod;
the lower end part of the lower threaded rod is sleeved with a lower compression spring.
Preferably, the thread vanishing parts at two ends of the lower threaded rod are respectively provided with an idle groove, namely an upper idle groove and a lower idle groove, the upper idle groove is arranged above the upper compression spring, and the lower compression spring is arranged below the lower idle groove.
The beneficial effects of adopting above-mentioned technical scheme are:
because the opening and closing of the fault indicator and the action of the line pressing are linkage processes, but the closing stroke of the upper shell and the lower shell are not the same as the line pressing stroke, if the lower shell is already closed upwards, and the line pressing mechanism needs to continuously lock the cable, the upper idle groove realizes the process that the lower threaded rod idles in the opening and closing sliding seat, and the linkage line pressing action is not blocked from being continuously executed by the line pressing mechanism; similarly, the lower idle groove ensures that when the lower shell is opened to the maximum opening position, the wire pressing mechanism can still continue to act to release the wire to a required release space so as to detach the product from the wire. The general upper and lower idle grooves are used for relatively isolating and running in the linkage process of the line pressing mechanism and the opening and closing mechanism at the needed closing/opening positions of the upper and lower shells, so that the problem of mutual interference is avoided, and the practicability of the product is further improved.
Preferably, the device further comprises a bottom handle, wherein the bottom handle comprises a handle cylinder and a handle body;
the handle column body is fixed with the third connecting shaft through a fourth pin shaft, and threads are arranged at the bottom end inside the handle column body;
the bottom of the lower threaded rod is provided with a third connecting shaft which is riveted in the handle column body and integrally formed with the lower threaded rod;
the rotating shaft of the handle body is provided with threads, and the handle body is installed at the bottom of the handle column body through the threads.
Preferably, the handle body is of a ring-shaped structure.
The beneficial effects of adopting above-mentioned technical scheme are:
the handle with the annular structure can effectively play a role in facilitating and saving power.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a wire clamping opening and closing linkage without a slide plate structure provided by the invention;
FIG. 2 is a front view of the wire clamping opening and closing linkage of the installed slide plate structure provided by the invention;
FIG. 3 is a cross-sectional view of the wire clamping opening and closing linkage without the slide plate structure provided by the invention;
FIG. 4 is a side view of the wire clamping opening and closing linkage of the installed sled structure provided by the present invention;
FIG. 5 is a cross-sectional view of the wire clamping opening and closing linkage of the mounted slide shaft provided by the invention;
FIG. 6 is a front view of a fault indicator provided with a stuck wire opening and closing linkage according to the present invention;
FIG. 7 is a cross-sectional view of a fault indicator provided with a stuck wire opening and closing linkage in accordance with the present invention;
wherein: 1-spindle nose, 2-first pin, 3-wire pressing seat, 4-second rivet, 5-second pin, 6-pulley, 7-lower threaded rod, 8-lower compression spring, 9-handle cylinder, 10-handle body, 11-lower idle slot, 12-E-shaped clamp spring, 13-opening and closing slide seat, 14-upper threaded rod, 15-wire pressing support, 16-side plate, 17-first rivet, 18-upper top plate, 19-inner groove, 20-disc-shaped gasket, 21-radial boss, 22-upper compression spring, 23-first connecting shaft, 24-third connecting shaft, 25-rotating shaft, 26-fourth pin, 27-upper idle slot, 28-second connecting shaft, 29-wire pressing slide seat, 30-second slide slot, 31-slide plate, 32-slide shaft, 33-first slide slot, 34-upper shell, 35-lower shell, 36-cylinder through slot, 37-spindle nose, 38-third pin, 39-slide.
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.
The embodiment of the invention discloses a clamping line opening and closing linkage device of a fault indicator, which is shown in fig. 6 and is arranged on the fault indicator, wherein the fault indicator comprises an upper shell 34 and a lower shell 35, the upper shell 34 and the lower shell 35 are mutually hinged, columnar through groove structures are arranged in the upper shell 34 and the lower shell 35, and a cable passes through a cylindrical through groove 36 formed after the two columnar through groove structures are closed, and the clamping line opening and closing linkage device comprises: the device comprises a screw transmission shaft, a wire pressing mechanism, a screw fixing seat and an opening and closing mechanism;
as shown in fig. 1 to 5, the screw transmission shaft comprises an upper threaded rod 14 and a lower threaded rod 7, and the lower threaded rod 7 is connected to the lower end of the upper threaded rod 14;
the wire pressing mechanism comprises a wire pressing sliding seat 29, a wire pressing bracket 15 and a wire pressing seat 3;
the wire pressing slide seat 29 is slidably sleeved on the upper threaded rod 14;
the wire pressing bracket 15 is rotatably installed on the wire pressing slide seat 29; one end of the wire pressing bracket 15 is movably connected with the screw fixing seat, and the wire pressing seat 3 is movably connected with the other end of the wire pressing bracket 15; after the upper shell 34 and the lower shell 35 are closed, the wire pressing seat 3 extends to the notch of the cylindrical through groove 36 through the wire pressing bracket 15;
the opening and closing mechanism comprises an opening and closing slide seat 13, a slide plate 31 and a pulley 6;
the opening and closing sliding seat 13 is slidably sleeved on the lower threaded rod 7;
the slide plate 31 is fixed below the lower housing 35, a first chute 33 is provided on the slide plate 31, and the pulley 6 is provided on the opening/closing slide 13 through the first chute 33.
The working principle of the technical scheme is as follows:
when the upper and lower cases 34 and 35 of the fault indicator are in an open state, the screw drive shaft is rotated forward, and the wire pressing slide 29 and the opening and closing slide 13 on the screw drive shaft are simultaneously moved upward;
wherein, when the lower threaded rod 7 rotates forward, the opening and closing sliding seat 13 moves upwards on the lower threaded rod 7, the pulley 6 moves in the first sliding groove 33 to drive the sliding plate 31 to hold the lower shell 35 upwards for closing;
when the upper threaded rod 14 rotates positively, the wire pressing sliding seat 29 moves upwards on the upper threaded rod 14, in the process of upward movement, the wire pressing support 15 moves simultaneously under the drive of the wire pressing sliding seat 29, the first rivet 17 is used as a fixed point, the second sliding groove 30 moves relative to the first rivet 17, so that the wire pressing support 15 drives the wire pressing seat 3 to ascend and extend to the notch of the cylindrical through groove, and the wire pressing seat 3 is used for pressing a cable upwards;
if the screw drive shaft is reversely rotated, the opening and closing slide 13 and the wire pressing slide 29 simultaneously move downward, so that the upper case 34 and the lower case 35 are opened.
In order to further realize the technical scheme, the inner wall of the wire pressing slide seat 29 is provided with an internal thread matched with the upper threaded rod 14, and the wire pressing slide seat 29 slides on the upper threaded rod 14 through the thread;
the inner wall of the opening and closing slide seat 13 is provided with a radial protrusion which is a slider 39, the slider 39 is matched with a thread groove on the lower threaded rod 7, and the opening and closing slide seat 13 slides on the lower threaded rod 7 through the slider 39 along the thread groove.
In order to further achieve the above technical solution, the screw fixing base includes a side plate 16 and an upper top plate 18;
the side plate 16 is disposed on a side surface of the upper top plate 18, a first through hole is formed in the side plate 16, a second through hole is formed in the upper top plate 18, and the upper top plate 18 is fixedly mounted on the upper housing 34.
In order to further realize the technical scheme, a second chute 30 is arranged on the plate surface at one end of the wire pressing bracket 15, and a third through hole is arranged on the plate surface at the other end;
the wire pressing bracket 15 is slidably mounted on the side plate 16 through a first rivet 17 and a second chute 30, the first rivet 17 sequentially penetrates through the first through hole and the second chute 30, and the second chute 30 slides along the first rivet 17; the wire pressing bracket 15 is rotatably mounted on the wire pressing sliding seat 29 through the first pin shaft 2;
the wire pressing seat 3 is movably arranged in the third through hole through a second rivet 4.
In order to further realize the technical scheme, the opening and closing mechanism further comprises a pulley shaft 32 and an E-shaped clamp spring 12;
the pulley 6 is installed at one end of the pulley shaft 32, the other end of the pulley shaft 32 passes through the first sliding groove 33 and is installed on the opening and closing sliding seat 13, and the pulley 6 is limited between the E-shaped clamp spring 12 and the sliding plate 31 through the E-shaped clamp spring 12.
As shown in fig. 3 and 7, to further implement the above technical solution, the present invention further includes a shaft head 1;
the upper shell 34 is internally provided with a shaft head mounting hole 37, the shaft head 1 is arranged in the shaft head mounting hole 37, and the height of the shaft head mounting hole 37 is higher than that of the shaft head 1;
the lower part of the shaft head 1 is provided with an upward concave inner groove 19, and a disc-shaped gasket 20 is arranged in the inner groove 19; a fourth through hole is formed in the shaft head 1 above the inner groove 19;
the thread disappearance place at the upper end of the upper threaded rod 14 is provided with a radial boss 21, a first connecting shaft 23 integrally formed with the upper threaded rod 14 is further arranged above the radial boss 21, the first connecting shaft 23 is matched with the fourth through hole, the first connecting shaft 23 sequentially penetrates through the second through hole and the central through hole of the disc-shaped gasket 20 and stretches into the fourth through hole, and the first connecting shaft 23 and the shaft head 1 are fixed through the second pin shaft 5;
the outer diameter of the radial boss 21 is larger than the inner diameter of the second through hole;
the height of the disc-shaped gasket 20 when being extended is higher than the depth of the inner groove 19, a buffer stroke is formed between the lower end surface of the inner groove 19 and the upper top plate 18, and the disc-shaped gasket 20 drives the columnar groove to move up and down in the shaft head mounting hole 37.
The working principle of the technical scheme is as follows:
when the lower shell 35 is upwards closed by the forward rotating sliding transmission shaft, the wire pressing sliding seat 29 and the opening and closing sliding seat 13 upwards move, the whole screw transmission shaft is subjected to downward reaction force after the wire pressing seat presses the cable, the butterfly-shaped gasket is elastically deformed under pressure, the shaft head moves downwards, the lower end face of the shaft head is tightly abutted to the upper top plate, at the moment, the disc-shaped gasket plays a role in resisting the top of the shaft head, and reverse torque required by loosening of the wire pressing mechanism is increased, so that the anti-loosening effect is achieved.
Because the outer diameter of the radial boss 21 is larger than the inner diameter of the second through hole, in the process of opening the upper and lower shells by the reverse sliding transmission shaft, the radial boss 21 can be limited by the lower bottom surface of the upper top plate 18, so that the axial limitation of the whole screw rod is realized without upward movement.
In order to further realize the technical scheme, the top of the lower threaded rod 7 is provided with a top groove, the bottom of the upper threaded rod 14 is provided with a second connecting shaft 28, and the second connecting shaft 28 is riveted in the top groove;
the outer part of the top groove is sleeved with an upper compression spring 22; the third pin 38 fixes the upper threaded rod 14 and the lower threaded rod 7;
the lower end part of the lower threaded rod 7 is sleeved with a lower compression spring 8.
In order to further realize the technical scheme, the thread vanishing parts at the two ends of the lower threaded rod 7 are respectively provided with an idle groove, namely an upper idle groove 27 and a lower idle groove 11, the upper idle groove 27 is arranged above the upper compression spring 22, and the lower compression spring 8 is arranged below the lower idle groove 11.
In order to further realize the technical scheme, the novel multifunctional electric bicycle comprises a bottom handle, wherein the bottom handle comprises a handle column body 9 and a handle body 10;
the handle column body 9 is fixed with the third connecting shaft 24 through a fourth pin shaft 26, and threads are arranged at the bottom end inside the handle column body 9;
the bottom of the lower threaded rod 7 is provided with a third connecting shaft 24 and is integrally formed with the lower threaded rod 7, and the third connecting shaft 24 is riveted in the handle column 9;
the rotating shaft 25 of the handle body 10 is provided with threads, and is arranged at the bottom of the handle column 9 through the threads.
To further achieve the above technical solution, the handle body 10 has a ring-shaped structure.
It should be noted that:
the bottom handle is connected with the screw transmission shaft into a whole, and the handle body 10 is connected through an installation tool to control the forward rotation or the reverse rotation of the screw transmission shaft.
What needs to be further explained is:
in this embodiment, two identical wire pressing brackets 15 are symmetrically disposed on the upper threaded rod 14 at the same time, and two identical sliding plates 31 are symmetrically disposed on the lower threaded rod 7 at the same time.
Therefore, the invention can realize the functions of pressing lines and opening and closing the fault indicator simultaneously through one action, simplifies the structure of the fault indicator and the mounting and dismounting process thereof, and solves the problem that the fault indicator is difficult to mount and dismount and needs professional work in the prior art.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a draw-in line switching aggregate unit of fault indicator installs on the fault indicator, the fault indicator includes upper casing (34) and lower casing (35), upper casing (34) with lower casing (35) are articulated each other, upper casing (34) with lower casing (35) are inside all to be provided with column logical groove structure, and the cable passes in the cylinder logical groove (36) that form after two column logical groove structure closure, a serial communication port, includes: the device comprises a screw transmission shaft, a wire pressing mechanism, a screw fixing seat and an opening and closing mechanism;
the screw transmission shaft comprises an upper threaded rod (14) and a lower threaded rod (7), and the lower threaded rod (7) is connected to the lower end of the upper threaded rod (14);
the wire pressing mechanism comprises a wire pressing sliding seat (29), a wire pressing bracket (15) and a wire pressing seat (3);
the wire pressing sliding seat (29) is sleeved on the upper threaded rod (14) in a sliding manner;
the wire pressing bracket (15) is rotatably arranged on the wire pressing sliding seat (29); one end of the wire pressing support (15) is movably connected with the screw fixing seat, and the wire pressing seat (3) is movably connected with the other end of the wire pressing support (15); after the upper shell (34) and the lower shell (35) are closed, the wire pressing seat (3) extends to the notch of the cylindrical through groove (36) through the wire pressing bracket (15);
the opening and closing mechanism comprises an opening and closing sliding seat (13), a sliding plate (31) and a pulley (6);
the opening and closing sliding seat (13) is sleeved on the lower threaded rod (7) in a sliding manner;
the sliding plate (31) is fixed below the lower shell (35), a first sliding groove (33) is formed in the sliding plate (31), and the pulley (6) passes through the first sliding groove (33) and is arranged on the opening and closing sliding seat (13);
an inner thread matched with the upper threaded rod (14) is arranged on the inner wall of the wire pressing sliding seat (29), and the wire pressing sliding seat (29) slides on the upper threaded rod (14) through threads;
the inner wall of the opening and closing sliding seat (13) is provided with a radial protrusion which is a slider (39), the slider (39) is matched with a thread groove on the lower threaded rod (7), and the opening and closing sliding seat (13) slides along the thread groove through the slider (39) to realize sliding on the lower threaded rod (7);
the screw fixing seat comprises a side plate (16) and an upper top plate (18);
the side plate (16) is arranged on the side face of the upper top plate (18), a first through hole is formed in the side plate (16), a second through hole is formed in the upper top plate (18), and the upper top plate (18) is fixedly mounted on the upper shell (34).
2. The wire clamping opening and closing linkage device of the fault indicator according to claim 1, wherein a second chute (30) is arranged on the plate surface at one end of the wire clamping bracket (15), and a third through hole is arranged on the plate surface at the other end of the wire clamping bracket;
the wire pressing bracket (15) is slidably arranged on the side plate (16) through a first rivet (17) and the second chute (30), the first rivet (17) sequentially penetrates through the first through hole and the second chute (30), and the second chute (30) slides along the first rivet (17); the wire pressing bracket (15) is rotatably arranged on the wire pressing sliding seat (29) through a first pin shaft (2);
the wire pressing seat (3) is movably mounted in the third through hole through a second rivet (4).
3. A cable opening and closing linkage for a fault indicator according to claim 1, wherein the opening and closing mechanism further comprises a pulley shaft (32) and an E-shaped snap spring (12);
the pulley (6) is arranged at one end of the pulley shaft (32), the other end of the pulley shaft (32) penetrates through the first sliding groove (33) to be arranged on the opening and closing sliding seat (13), and the pulley (6) is limited between the E-shaped clamping spring (12) and the sliding plate (31) through the E-shaped clamping spring (12).
4. A cable opening and closing linkage of a fault indicator according to claim 1, further comprising a stub shaft (1);
a shaft head mounting hole (37) is formed in the upper shell (34), the shaft head (1) is arranged in the shaft head mounting hole (37), and the height of the shaft head mounting hole (37) is higher than that of the shaft head (1);
an upward concave inner groove (19) is formed in the lower portion of the shaft head (1), and a disc-shaped gasket (20) is arranged in the inner groove (19); a fourth through hole is formed in the shaft head (1) above the inner groove (19);
a radial boss (21) is arranged at the thread disappearance position at the upper end of the upper threaded rod (14), a first connecting shaft (23) integrally formed with the upper threaded rod (14) is further arranged above the radial boss (21), the first connecting shaft (23) is matched with the fourth through hole, the first connecting shaft (23) sequentially penetrates through the second through hole and the central through hole of the disc-shaped gasket (20) and stretches into the fourth through hole, and the first connecting shaft (23) is fixed with the shaft head (1) through a second pin shaft (5);
the outer diameter of the radial boss (21) is larger than the inner diameter of the second through hole;
the height of the disc-shaped gasket (20) when the disc-shaped gasket stretches is higher than the depth of the inner groove (19), a buffer stroke is formed between the lower end face of the inner groove (19) and the upper top plate (18), and the disc-shaped gasket (20) drives the columnar groove to move up and down in the shaft head mounting hole (37).
5. The wire clamping opening and closing linkage device of the fault indicator according to claim 1, wherein a top groove is formed in the top of the lower threaded rod (7), a second connecting shaft (28) is arranged at the bottom of the upper threaded rod (14), and the second connecting shaft (28) is riveted in the top groove;
an upper compression spring (22) is sleeved outside the top groove; the third pin shaft (38) is used for fixing the upper threaded rod (14) and the lower threaded rod (7);
the lower end part of the lower threaded rod (7) is sleeved with a lower compression spring (8).
6. The line clamping opening and closing linkage device of the fault indicator according to claim 5, wherein idle grooves are respectively arranged at thread disappearing positions at two ends of the lower threaded rod (7), namely an upper idle groove (27) and a lower idle groove (11), the upper idle groove (27) is arranged above the upper pressure spring (22), and the lower pressure spring (8) is arranged below the lower idle groove (11).
7. A cable opening and closing linkage of a fault indicator according to claim 1, characterized by further comprising a bottom handle comprising a handle post (9) and a handle body (10);
a third connecting shaft (24) is arranged at the bottom of the lower threaded rod (7) and integrally formed with the lower threaded rod (7), and the third connecting shaft (24) is riveted in the handle column body (9);
the handle column body (9) is fixed with the third connecting shaft (24) through a fourth pin shaft (26), and threads are arranged at the bottom end inside the handle column body (9);
the rotating shaft (25) of the handle body (10) is provided with threads, and the handle body is installed at the bottom of the handle column body (9) through the threads.
8. The wire-clamping opening and closing linkage of a fault indicator according to claim 7, wherein the handle body (10) is of a ring-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378017.6A CN112285387B (en) | 2020-05-07 | 2020-05-07 | Line clamping opening and closing linkage device of fault indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378017.6A CN112285387B (en) | 2020-05-07 | 2020-05-07 | Line clamping opening and closing linkage device of fault indicator |
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| Publication Number | Publication Date |
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| CN112285387A CN112285387A (en) | 2021-01-29 |
| CN112285387B true CN112285387B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010378017.6A Active CN112285387B (en) | 2020-05-07 | 2020-05-07 | Line clamping opening and closing linkage device of fault indicator |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116520097B (en) * | 2023-07-05 | 2023-08-29 | 成都汉度科技有限公司 | High-altitude cable fault detection equipment |
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| CN212845465U (en) * | 2020-05-07 | 2021-03-30 | 福建奥通迈胜电力科技有限公司 | Wire clamping opening and closing linkage device of fault indicator |
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| US3592382A (en) * | 1969-11-19 | 1971-07-13 | Bendix Corp | Control apparatus having redundant condition-sensing means and failure indicator |
| CN204536471U (en) * | 2015-02-15 | 2015-08-05 | 聂九鹏 | Aerial cable annular open-close type fault detector and dismantling device thereof |
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| CN112285387A (en) | 2021-01-29 |
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