CN210294387U - Multifunctional test operation insulating rod - Google Patents
Multifunctional test operation insulating rod Download PDFInfo
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- CN210294387U CN210294387U CN201921204784.4U CN201921204784U CN210294387U CN 210294387 U CN210294387 U CN 210294387U CN 201921204784 U CN201921204784 U CN 201921204784U CN 210294387 U CN210294387 U CN 210294387U
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- upper jaw
- power supply
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- 238000005096 rolling process Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 3
- 239000012212 insulator Substances 0.000 claims 1
- 230000009471 action Effects 0.000 description 13
- 238000012423 maintenance Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 7
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- 230000008901 benefit Effects 0.000 description 4
- 210000002050 maxilla Anatomy 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 210000001847 jaw Anatomy 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- 230000008569 process Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
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Abstract
The embodiment of the utility model discloses a multifunctional test operation insulating rod, which comprises a telescopic insulating rod and an operating rod screwed on the telescopic insulating rod, wherein the operating rod is connected with a supporting rod through a steering fixing structure, the supporting rod is provided with a test joint, and the test joint is connected with a locking structure for clamping and fixing; the test joint comprises a movable upper jaw and a fixed lower jaw, the movable upper jaw is connected with a locking structure, the locking structure comprises a chute cavity arranged along the length direction of a support rod, an elastic part is arranged in the chute cavity, the movable upper jaw penetrates through the chute cavity and is connected with the elastic part, the movable upper jaw is connected with an insulating contraction rope, and the insulating contraction rope is connected with a winding fixing structure through a pulley assembly; the supporting rods connected through the steering fixing structures can adapt to wiring operations at different angles, and the locking structures mounted on the supporting rods can effectively enhance the connection strength of the test joints.
Description
Technical Field
The embodiment of the utility model provides a relate to power maintenance and detection technical field, concretely relates to multifunctional test operation insulating rod.
Background
The insulating operating rod is also called an insulating rod, a link rod, an insulating pull rod, an operating rod and the like. The operating rod consists of three parts, namely a working head, an operating rod and a grab handle. The device is used for closing or opening the high-voltage isolating switch, assembling and disassembling the portable grounding wire and carrying out measurement and test. Before high-voltage operation, electricity testing operation is generally carried out through an electroscope, and the insulating operation rod with the traditional structure is simple in structure and does not have the electricity testing function. Have appeared gradually for satisfying the user's demand and have had the insulating bar who tests the electric function, can test the electricity in real time in operation process, but prior art's electroscope and insulating bar formula connection structure as an organic whole, consequently, if appear testing the electric device trouble and then can influence further operation in the use, not only delay operating time, later maintenance is inconvenient moreover.
In addition, when carrying out high-voltage operation, for guaranteeing maintenance personal's safety, safe and reliable's ground connection operation is indispensable, and the insulating bar of traditional structure needs maintenance personal to climb to the high department and carry out wiring operation, and operation intensity of labour is big, complex operation is unsafe, and this problem can effectively be solved to prior art's scalable insulating bar, but prior art's insulating bar has the not adjustable, the relatively poor problem of wiring stability of connector lug angle.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a many function test operation insulating rod can adapt to the wiring operation of different angles through the bracing piece that turns to fixed knot structural connection, and the locking structure of installation on the bracing piece can effectively strengthen the joint strength of experimental joint to solve among the prior art because the connector lug angle is unadjustable and lead to the relatively poor problem of wiring stability.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
a multifunctional test operation insulating rod comprises a telescopic insulating rod and an operating rod screwed on the telescopic insulating rod, wherein the operating rod is connected with a supporting rod through a steering fixing structure, the supporting rod is provided with a test joint, and the test joint is connected with a locking structure for clamping and fixing;
the test joint comprises a movable upper jaw and a fixed lower jaw, the movable upper jaw is connected with a locking structure, the locking structure comprises a sliding groove cavity arranged along the length direction of a supporting rod, an elastic part is arranged in the sliding groove cavity, the movable upper jaw penetrates through the sliding groove cavity and is connected with the elastic part, the movable upper jaw is connected with an insulating contraction rope, and the insulating contraction rope is connected with a winding fixing structure through a pulley assembly.
Optionally, the steering fixing structure comprises a base connected with the operating rod, a tooth groove is formed in the base, a screw hole is formed in the center of the tooth groove, a sawtooth meshed with the tooth groove is arranged at the joint of the supporting rod and the base on the supporting rod, a fixing bolt penetrates through the supporting rod, and the tail of the fixing bolt is screwed in the screw hole.
Optionally, be provided with a plurality of illumination structures on the action bars, the illumination structure includes the power supply chamber that is connected with the action bars, the arc reflector panel is installed to the power supply intracavity, is located the central point that the arc reflector panel put is provided with the LED lamp, the terminal surface in power supply chamber closes soon has the transparent plate, be provided with the power supply battery in the action bars.
Optionally, the power supply cavity has at least one, the power supply cavity is of a corrugated pipe structure, the transparent plate is of an arc surface structure, the power supply cavity is arranged close to the steering fixing structure, and the power supply battery is a button battery.
Optionally, a cavity is formed in the operating rod, an electroscope electrically connected with the test connector is installed in the cavity, and a plurality of flange strips used for fixing the electroscope are arranged on the edge of the cavity.
Optionally, the pulley assembly includes a first pulley mounted on the movable upper jaw, a second pulley is disposed on the operating rod, one end of the insulating contraction rope is fixed on the movable upper jaw, and the other end of the insulating contraction rope extends downwards after upwards winding around the upper end of the first pulley from the lower end of the second pulley and is connected with the winding fixing structure.
Optionally, wind a roll fixed knot and construct including installing the rim plate on flexible insulating rod, center on the central point of rim plate puts and is provided with a plurality of positioning groove, the central point of rim plate puts to rotate and is connected with Z type swinging boom, run through on the swinging boom and be provided with the locating pin that is used for swinging boom rigidity, the terminal block of locating pin is in positioning groove.
Optionally, the movable upper jaw and the fixed lower jaw are arranged in parallel, a clamping gap is arranged between the movable upper jaw and the fixed lower jaw, and the movable upper jaw and the fixed lower jaw are respectively provided with a sawtooth clamping piece at one end close to the clamping gap.
Optionally, there are at least two insulating contraction ropes, and there are at least two pulley assemblies.
Optionally, a plurality of accessory fixing bolts are mounted on the supporting rod opposite to the test joint.
The utility model discloses an embodiment has following advantage:
(1) the support rod of the utility model is connected with the operating rod through the steering fixing structure, the operating rod is screwed on the telescopic insulating rod, and the position is fixed by rotating the support rod through the fixing bolt screwed on the support rod, so that the support rod is suitable for the wiring of cables with different angles, thereby enhancing the wiring stability of the test joint;
(2) the utility model discloses an experimental joint's activity maxilla drives it through insulating shrink rope and removes along the spout chamber to carry out effectual fixing to activity maxilla position through the winding fixed knot structure that insulating shrink rope tail end is connected, avoided climbing the loaded down with trivial details of high wiring, effectively wiring operation is carried out from ground, convenient operation, and insulating shrink rope is effectively laborsaving operated around the loose pulley assembly of book, has improved the wiring steadiness.
(3) The utility model discloses a keep off the strake and fix the concave cavity on the action bars with the electroscope, the installation of being convenient for is dismantled, conveniently carries out the later stage maintenance, can change to damaging the electroscope, improves work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the telescopic insulating rod of the present invention;
FIG. 3 is a schematic view of the structure of the operation rod of the present invention;
fig. 4 is a schematic view of the structure of the support rod of the present invention;
FIG. 5 is a schematic view of the steering fixing structure of the present invention;
fig. 6 is an enlarged schematic view of a in fig. 3 according to the present invention;
fig. 7 is a schematic view of the winding fixing structure of the present invention.
In the figure:
1-a telescopic insulating rod; 2-operating lever; 3-steering fixing structure; 4-a support bar; 5-test joint; 6-locking structure; 7-a pulley assembly; 8-a winding fixing structure; 9-an illumination structure; 10-a cavity; 11-electroscope; 12-edge blocking strips; 13-fitting fixing bolt;
301-a base; 302-gullet; 303-screw holes; 304-saw teeth; 305-a fixing bolt;
501-moving the upper jaw; 502-fixed mandible; 503-clamping gap; 504-a saw tooth cartridge;
601-a chute cavity; 602-an elastic member; 603-insulating shrink string;
701-a first pulley; 702-a second pulley;
801-a wheel disc; 802-positioning grooves; 803-rotating arm; 804-positioning pins;
901-a power supply cavity; 902-arc reflector; 903-a transparent plate; 904-supply battery.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a multifunctional test operation insulating rod comprises a telescopic insulating rod 1, the telescopic insulating rod 1 is the same as the telescopic rod structure of the folding umbrella in the prior art, and is a telescopic rod structure of a sleeving type, the fixation of the position is realized through a positioning lug and a positioning groove arranged on the telescopic insulating rod 1, when the high-altitude wiring operation is performed, the complexity of climbing the wiring is effectively avoided, the working efficiency is effectively improved, and the telescopic rod of the sleeving structure is convenient to store; be provided with the external screw thread on flexible insulating rod 1's inlayer bracing piece top, be provided with at the tail end of action bars 2 with external screw thread engagement's internal thread, action bars 2 closes soon on flexible insulating rod 1, has effectively strengthened action bars 2 and flexible insulating rod 1's installation stability, in addition, still can close other function action bars soon on this flexible insulating rod 1, improves flexible insulating rod 1's practicality.
As shown in fig. 3, be connected with bracing piece 4 through turning to fixed knot structure 3 on action bars 2, be provided with test joint 5 on bracing piece 4, bracing piece 4 can test joint 5 direction and rotate, then with bracing piece 4 rigidity through turning to fixed knot structure 3, be applicable to the wiring operation of different wiring angles, because bracing piece 4 when 5 direction bending along test joint, with eminence cable conductor from top to bottom centre gripping to the stability of test joint 5 centre gripping cable conductor has been improved. In addition, after the position of the supporting rod 4 is fixed by the steering fixing structure 3, the inclined supporting rod 4, the test joint 5 arranged on the supporting rod 4 and the operating rod 2 form a simple hook bent downwards, the simple hook can be used for the switching-off function of a high-altitude switch, the application range of the insulating rod for wiring is enlarged, the trouble that multiple high-voltage tools need to be carried on the surface during outdoor maintenance is avoided, and the workload of workers is relieved.
As shown in fig. 5, the steering fixing structure 3 includes a base 301 integrally connected to the operating rod 2, a tooth socket 302 is disposed on a side end surface of the base 301, a screw hole 303 is disposed at a central position of the tooth socket 302, the tooth socket 302 and the screw hole 303 are uniformly distributed on the base 301 as a circle center, a saw tooth 304 engaged with the tooth socket 302 is disposed at a joint of the support rod 4 and the base 301 on the support rod 4, the saw tooth 304 is disposed on a side end surface of the support rod 4, the saw tooth 304 is engaged with the tooth socket 302, a fixing bolt 305 is disposed on the support rod 4, and a tail portion of the fixing bolt 305 penetrates through the support rod 4 and is screwed into the.
The utility model discloses a turn to 3 accessible of fixed knot construct and close fixing bolt 305 soon on base 301 with bracing piece 4 for base 301 rigidity, through being provided with the constant head tank at the outer terminal surface of bracing piece 4 with fixing bolt 305 rigidity, easy operation, but bracing piece 4 is for base 301's stability angle, for this reason the utility model discloses a be provided with tooth's socket 302 on the base 301, with the sawtooth 304 block of 4 tail ends of bracing piece in tooth's socket 302, then lock through fixing bolt 305 and die fixedly, effectively improved the stability that bracing piece 4 rotated the installation.
As shown in fig. 4, the test joint 5 installed on the support rod 4 is matched with the winding fixing structure 8 through the locking structure 6 connected with the test joint 5 to realize clamping operation, so that the test joint 5 can realize clamping operation on the ground, and compared with the joint of the traditional structure, the joint is convenient to operate, and is far away from a wiring point, and the electric shock accident rate is reduced.
The utility model discloses an experimental joint 5 is traditional jaw formula wire clamp, including activity upper jaw 501 and fixed lower jaw 502, wherein activity upper jaw 501 is connected with locking structure 6, it realizes that wiring department locks and unclamps to drive its up-and-down motion through locking structure 6, wherein locking structure 6 includes the spout chamber 601 that sets up along 4 length direction of bracing piece, be provided with elastic component 602 in the spout chamber 601, elastic component 602 is traditional spring, activity upper jaw 501 runs through spout chamber 601 and is connected with elastic component 602, be provided with the spout that is convenient for activity upper jaw 501 to remove at spout chamber 601 side end face, activity upper jaw 501 is connected with insulating shrink rope 603, it removes along spout chamber 601 to pull activity upper jaw 501 through insulating shrink rope 603, the fixed knot of winding fixed knot structure 8 that is connected with insulating shrink rope 603 is with insulating shrink rope 603 rigidity, thereby realize the clamping operation. And the movable upper jaw 501 extrudes the elastic member 602 in the chute cavity 601 in the moving process, and after the winding fixing structure 8 is loosened, the elastic member 602 drives the movable upper jaw 501 to restore to the original position, so that the test connector 5 can be conveniently taken down from the connection line.
It should be noted that, the utility model discloses choose the wire clipper of jaw formula structure for use, there is following advantage than the wire clipper of U type structure:
1. the wire clamp with the U-shaped structure is hung and buckled at a wiring position through a self-locking structure, so that the wire clamp is convenient to hang and take, the connector of the utility model is clamped through the insulating contraction rope 603, and the movable upper jaw 501 is driven to move through the elastic piece 602, so that the installation is convenient, and the disassembly is rapid and convenient;
2. the wire clamping pincers of the U-shaped structure are hung and buckled at the wiring position, are easy to move along with the movement of the insulating rod, and are unstable in wiring, and the joint of the utility model is fixedly locked at the wiring position through the matching of the locking structure 6 and the winding fixing structure 8 by the upper jaw and the lower jaw, so that the wiring stability is improved;
3. the wire clamping pliers of U type structure is restricted to the cable size to some extent, is not suitable for being greater than the cable of keeping silent, the utility model discloses a jaw size is far greater than the cable size about connecting, and the bracing piece 4 that is connected with test connector 5 can be according to cable adjustment centre gripping angle to 5 installation stability of test connector have been strengthened.
The utility model discloses an install a plurality of accessory fixing bolt 13 on bracing piece 4 for on the other side terminal surface of test joint 5, the supplementary of needs when patrolling and examining through 13 mountable of fixing bolt is used for example operating strip, hook, saw etc. conveniently clears up near debris of wiring department, avoids the manual work to climb up the trouble of high clearance debris, improves work efficiency.
In addition, as shown in fig. 4, a clamping gap 503 is provided between the movable upper jaw 501 and the fixed lower jaw 502, and a sawtooth fastener 504 is respectively provided at one end of the movable upper jaw 501 and the fixed lower jaw 502 close to the clamping gap 503, the sawtooth fastener 504 is respectively fixed on the movable upper jaw 501 and the fixed lower jaw 502 through screws, the connection stability between the movable upper jaw 501 and the fixed lower jaw 502 and a wiring cable is effectively improved through the sawtooth fastener 504, effective wiring is ensured, and the safety of maintenance personnel is guaranteed.
As shown in fig. 1 and 7, the utility model discloses a around rolling up fixed knot construct 8 is including installing rim plate 801 on flexible insulating rod 1, central point around rim plate 801 puts and is provided with a plurality of positioning groove 802, the central point of rim plate 801 puts to rotate and is connected with Z type swinging boom 803, insulating shrink rope 603 tail end winding is on swinging boom 803, the rotation of swinging boom 803 thereupon, insulating shrink rope 603 round circle winding is on swinging boom 803, thereby it presss from both sides tightly to move the pulling activity maxilla 501 downwards, it is provided with the locating pin 804 that is used for swinging boom 803 rigidity to run through on swinging boom 803, treat that test joint 5 presss from both sides the cable after tight, with the terminal block of locating pin 804 in positioning groove 802, thereby with activity maxilla 501 rigidity.
In order to ensure the force balance of the movable upper jaw 501, the insulating contraction rope 603 is wound on the winding fixing structure 8 through the pulley assembly 7, as shown in fig. 3 and 4, the pulley assembly 7 comprises a first pulley 701 installed on the movable upper jaw 501, a second pulley 702 is arranged on the operating rod 2, one end of the insulating contraction rope 603 is fixed on the movable upper jaw 501, the other end of the insulating contraction rope 603 is extended downwards after upwards winding the upper end of the first pulley 701 from the lower end of the second pulley 702 and then is connected with the winding fixing structure 8, so that the movable upper jaw 501 can be ensured to stably move along the chute cavity 601, and the winding fixing structure 8 can drive the movable upper jaw 501 to move more labor-saving.
In addition, in order to improve the moving stability of the movable upper jaw 501, at least two insulating contraction ropes 603 are provided for the insulating contraction ropes 603, and are respectively installed on two sides of the movable upper jaw 501, and the two insulating contraction ropes 603 are respectively wound on the winding fixing structure 8 through the pulley assembly 7, and both the two insulating contraction ropes 603 are wound on a rotating arm 803, and are divided into two parts by a partition board on the rotating arm 803, and are respectively used for storing the insulating contraction ropes 603.
As shown in fig. 6, the operation rod 2 is provided with a plurality of lighting structures 9, so that the operation is convenient under the condition of poor lighting, and the safety of power maintenance is improved. Illumination structure 9 includes the power supply chamber 901 that is connected with action bars 2, install arc reflector panel 902 in the power supply chamber 901, the central point that is located arc reflector panel 902 puts and is provided with the LED lamp, the terminal surface of power supply chamber 901 closes transparent plate 903 soon, be provided with power supply battery 904 in the action bars 2, power supply chamber 901 has at least one, power supply chamber 901 is the bellows structure, power supply chamber 901 can follow maintenance point transform illumination zone, therefore, the clothes hanger is strong in practicability, transparent plate 903 is ARC structure, effectively enlarged illumination zone, power supply chamber 901 is close to and turns to fixed knot and constructs 3 settings, the convenience shines 5 working ranges to test joint, power supply battery 904 is button cell.
As shown in fig. 1, be provided with cavity 10 on the action bars 2, install in the cavity 10 with experimental electroscope 11 who connects 5 electric connection, be provided with a plurality of flange strips 12 that are used for fixed electroscope 11 around the edge of cavity 10, fix electroscope 11 in the cavity on action bars 2 through flange strip 12, the installation of being convenient for is dismantled, conveniently carries out the later maintenance, can change to damaging electroscope 10, improves work efficiency.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. A multifunctional test operation insulating rod comprises a telescopic insulating rod (1) and an operating rod (2) screwed on the telescopic insulating rod (1), and is characterized in that the operating rod (2) is connected with a supporting rod (4) through a steering fixing structure (3), the supporting rod (4) is provided with a test joint (5), and the test joint (5) is connected with a locking structure (6) for clamping and fixing;
experimental joint (5) are including activity palace (501) and fixed chin (502), activity palace (501) are connected with locking structure (6), locking structure (6) are including chute chamber (601) that set up along bracing piece (4) length direction, be provided with elastic component (602) in chute chamber (601), activity palace (501) run through chute chamber (601) and are connected with elastic component (602), activity palace (501) are connected with insulating shrink rope (603), insulating shrink rope (603) are connected with around rolling up fixed knot structure (8) through pulley assembly (7).
2. The multifunctional test operation insulating rod according to claim 1, characterized in that the steering fixing structure (3) comprises a base (301) connected with the operating rod (2), the base (301) is provided with a tooth socket (302), a screw hole (303) is arranged at the center of the tooth socket (302), a sawtooth (304) meshed with the tooth socket (302) is arranged at the joint of the supporting rod (4) and the base (301) on the supporting rod (4), a fixing bolt (305) penetrates through the supporting rod (4), and the tail of the fixing bolt (305) is screwed in the screw hole (303).
3. The multifunctional test operation insulating rod according to claim 1, characterized in that a plurality of lighting structures (9) are arranged on the operating rod (2), each lighting structure (9) comprises a power supply cavity (901) connected with the operating rod (2), an arc-shaped light reflecting plate (902) is installed in each power supply cavity (901), an LED lamp is arranged at the center of each arc-shaped light reflecting plate (902), a transparent plate (903) is screwed on the end face of each power supply cavity (901), and a power supply battery (904) is arranged in each operating rod (2).
4. The multifunctional test operation insulating rod as claimed in claim 3, characterized in that at least one power supply cavity (901) is provided, the power supply cavity (901) is of a corrugated pipe structure, the transparent plate (903) is of an arc surface structure, the power supply cavity (901) is arranged close to the steering fixing structure (3), and the power supply battery (904) is a button battery.
5. A multifunctional test operation insulating rod according to claim 1, characterized in that a concave cavity (10) is arranged on the operating rod (2), an electroscope (11) electrically connected with the test joint (5) is arranged in the concave cavity (10), and a plurality of edge retaining strips (12) for fixing the electroscope (11) are arranged around the edge of the concave cavity (10).
6. The multifunctional test operation insulating rod according to claim 1, characterized in that the pulley assembly (7) comprises a first pulley (701) installed on the movable upper jaw (501), a second pulley (702) is arranged on the operating rod (2), one end of the insulating contraction rope (603) is fixed on the movable upper jaw (501), and the other end of the insulating contraction rope (603) is connected with the winding fixing structure (8) by the lower end of the second pulley (702) winding up around the upper end of the first pulley (701) and extending down.
7. The multifunctional insulation rod for test operation according to claim 1, wherein the winding fixing structure (8) comprises a wheel disc (801) installed on the telescopic insulation rod (1), a plurality of positioning grooves (802) are formed around the center of the wheel disc (801), a Z-shaped rotating arm (803) is rotatably connected to the center of the wheel disc (801), a positioning pin (804) used for fixing the position of the rotating arm (803) penetrates through the rotating arm (803), and the tail end of the positioning pin (804) is clamped in the positioning grooves (802).
8. A multifunctional test handling insulating rod according to claim 1, characterized in that the movable upper jaw (501) and the fixed lower jaw (502) are arranged parallel to each other, a clamping gap (503) is provided between the movable upper jaw (501) and the fixed lower jaw (502), and serrated catches (504) are provided on the movable upper jaw (501) and the fixed lower jaw (502) at ends close to the clamping gap (503), respectively.
9. A multifunctional test handling insulation rod according to claim 1, characterized in that there are at least two of said insulating contraction rope (603) and at least two of said pulley assembly (7).
10. A multifunctional test handling insulator rod according to claim 1, characterised in that a number of fitting fixing bolts (13) are mounted on the support rod (4) on the other side with respect to the test connection (5).
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CN201921204784.4U CN210294387U (en) | 2019-07-29 | 2019-07-29 | Multifunctional test operation insulating rod |
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CN201921204784.4U CN210294387U (en) | 2019-07-29 | 2019-07-29 | Multifunctional test operation insulating rod |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110244114A (en) * | 2019-07-29 | 2019-09-17 | 广东电网有限责任公司 | A kind of multifunction test operation insulating bar |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110244114A (en) * | 2019-07-29 | 2019-09-17 | 广东电网有限责任公司 | A kind of multifunction test operation insulating bar |
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