CN214280866U

CN214280866U - Take roll adjustment conductor spacer of shock attenuation tensile

Info

Publication number: CN214280866U
Application number: CN202023211716.6U
Authority: CN
Inventors: 张林华; 赵潇; 艾上美; 周银松; 赵拯; 姚东; 李树生
Original assignee: Chuxiong Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Chuxiong Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-24
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a distance-adjusting spacing rod with shock absorption and tensile resistance, which belongs to the technical field of power equipment and comprises a thin end upper cover, a fixed connecting column I, a thin end base, a compression spring, a fixed connecting column II, a thick end base, a thick end upper cover, a fixing mechanism and a tensile steel rope; after the tensile steel rope penetrates through the compression spring, two ends of the tensile steel rope are respectively fixed at the bottoms of the fixed connecting column I and the fixed connecting column II, two ends of the compression spring are respectively fixed on the fixed connecting column I and the fixed connecting column II, the thin end base and the thin end upper cover are installed on the fixed connecting column I through a fixing mechanism, and the thick end base and the thick end upper cover are installed on the fixed connecting column II through a fixing mechanism. The utility model discloses an adopt compression spring and tensile steel cable cooperation work, utilize compression spring to absorb and alleviate the produced vibrations of work piece, play the purpose of protection work piece, and the pull steel cable can restrict compression spring's displacement range, guarantees compression spring at the safety range internal motion, the normal operating of more comprehensive protection work piece.

Description

Take roll adjustment conductor spacer of shock attenuation tensile

Technical Field

The utility model belongs to the technical field of power equipment, specifically speaking relates to a take roll adjustment conductor spacer of shock attenuation tensile.

Background

With the continuous development of power grids, the transmission capacity and the voltage grade of a power transmission line are continuously improved, and multiple split conductors are inoculated for restraining corona discharge and reducing line reactance. For multi-bundle conductors, the space between the bundle conductors is small, the corners of the strain tower have large and small sizes, and in addition, external force factors such as pneumatic force and the like easily cause the condition that the drainage wire of the upper-layer conductor is contacted with the hardware on the lower-layer conductor string due to galloping, and the galloping collision in the long-term running process causes the damage of the drainage wire and the hardware. For guaranteeing to have reasonable clearance between drainage wire and link fitting, avoid the damage of drainage wire, need install the roll adjustment conductor spacer between upper wire drainage wire and lower floor's wire cluster gold utensil for support interval drainage wire and gold utensil, fixed as an organic whole upper wire drainage wire and lower floor's wire cluster through the roll adjustment conductor spacer simultaneously, although reduced the vibrations between local circuit, nevertheless because the rigidity of roll adjustment conductor spacer is that local vibrations are enlarged to still threaten transmission line's safe operation for holistic vibrations.

The roll adjustment fastener structure of using always is that both ends are the fastener among the transmission line, the structure of adjustment distance is joined in marriage to screw rod and solenoid, for the installation of roll adjustment conductor spacer, to many split conductor strain insulator string, the design has the extension pull rod in the gold utensil string of lower floor's connecting wire, the both ends fastener of roll adjustment conductor spacer opens and shuts respectively through the slipknot bolt and installs on corresponding drainage line and extension pull rod, this kind of structure can only play support and fixed action, can not alleviate the produced vibrations of system, certain potential safety hazard still exists.

Disclosure of Invention

In order to overcome the problem that exists among the background art, the utility model provides a take roll adjustment conductor spacer of shock attenuation tensile solves the roll adjustment conductor spacer and connects the rigidity too big in the use, can not reduce the problem that vibrations lead to other gold utensils of transmission line to damage.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a distance-adjusting spacing rod with shock absorption and tensile strength comprises a thin end upper cover 1, a fixed connecting column I2, a thin end base 3, a compression spring 4, a fixed connecting column II 5, a thick end base 6, a thick end upper cover 7, a fixing mechanism and a tensile steel rope 12, wherein after the tensile steel rope 12 passes through the hollow part of the compression spring 4, its both ends are fixed respectively on fixed connection post I2 and decide spliced pole II 5, the both ends of compression spring 4 are fixed respectively on fixed connection post I2 and decide spliced pole II 5, thin end base 3 and thin end upper cover 1 are installed on fixed connection post I2 through fixed establishment, a just right arc recess has been seted up respectively on thin end base 3 and the thin end upper cover 1, thick end base 6 and thick end upper cover 7 are installed on fixed connection post II 5 through fixed establishment, a just right arc recess has been seted up respectively on thick end base 6 and the thick end upper cover 7.

Further, fixed connection post I2, fixed connection post II 5 on be provided with helicitic texture, helicitic texture's pitch is the same with compression spring 4's interval, compression spring 4 passes through its both ends helicitic texture joint respectively on fixed connection post 2, fixed connection post 5's helicitic texture.

Further, the fixed establishment include fixation nut 9, circular washer 10, elastic washer 11, fixation column I2 sets up the shaft shoulder respectively with fixation column II 5, thin end base 3 supports respectively with thick end base 6 and leans on the shaft shoulder of fixation column I2 and fixation column II 5, and be provided with the screw thread on the outer wall of fixation column I2 and fixation column II 5, thin end upper cover 1 passes fixation column I2 and fixation column II 5 back respectively with thick end upper cover 7, respectively through fixation nut 9 and fixation column I2, the screw thread matching on the outer wall of fixation column II 5 realizes the fixed of thin end upper cover 1 and thick end upper cover 7, be provided with circular washer 10 and elastic washer 11 between fixation nut 9 and thin end upper cover 1, thick end upper cover 7 respectively.

Further, the middle parts of the axes of the fixed connecting column I2 and the fixed connecting column II 5 are respectively provided with a through hole which is convenient for the two ends of the tensile steel rope 12 to pass through, and the two ends of the tensile steel rope 12 are respectively fixed on the fixed connecting column I2 and the fixed connecting column II 5 through a limiter I8 and a limiter II 13.

The utility model has the advantages that:

the utility model discloses an adopt compression spring and tensile steel cable cooperation work, utilize compression spring to absorb and alleviate the produced vibrations of work piece, play the purpose of protection work piece, and the pull steel cable can restrict compression spring's displacement range, guarantees compression spring at the safety range internal motion, the normal operating of more comprehensive protection work piece.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1 and 2, the distance-adjusting spacer with shock absorption and tensile strength comprises a thin end upper cover 1, a fixed connecting column I2, a thin end base 3, a compression spring 4, a fixed connecting column II 5, a thick end base 6, a thick end upper cover 7, a fixing mechanism and a tensile steel rope 12.

After the tensile steel rope 12 passes through the hollow part of the compression spring 4, two ends of the tensile steel rope are respectively fixed on the fixed connecting column I2 and the fixed connecting column II 5, the center parts of the axes of the fixed connecting column I2 and the fixed connecting column II 5 are respectively provided with a through hole which is convenient for two ends of the tensile steel rope 12 to pass through, and two ends of the tensile steel rope 12 are respectively fixed on the fixed connecting column I2 and the fixed connecting column II 5 through a stopper I8 and a stopper II 13. The both ends of compression spring 4 are fixed respectively on fixed connection post I2 and fixed connection post II 5, fixed connection post I2, fixed connection post II 5 on be provided with helicitic texture, helicitic texture's pitch is the same with compression spring 4's interval, compression spring 4 passes through its both ends helicitic texture difference joint on fixed connection post 2, fixed connection post 5's helicitic texture. The two ends of the compression spring 4 are fixed by adopting a thread structure matched with the compression spring 4. Thin end base 3 and thin end upper cover 1 are installed on fixed connection post I2 through fixed establishment, have seted up an just right arc recess on thin end base 3 and the thin end upper cover 1 respectively, and thick end base 6 and thick end upper cover 7 are installed on fixed connection post II 5 through fixed establishment, have seted up a just right arc recess on thick end base 6 and the thick end upper cover 7 respectively. The thin end upper cover 1 is separated from the thin end base 3 and the thick end upper cover 7 is separated from the thick end base 6 by loosening the fixing mechanism, then the thick end upper cover 7 and the thick end base 6 are clamped on a workpiece through arc-shaped grooves, and then the thick end upper cover 7 and the thick end base 6 are fixed by the fixing mechanism, so that the thick end upper cover 7 and the thick end base 6 are tightly held on the corresponding workpiece; the arc-shaped grooves of the thin end upper cover 1 and the thin end base 3 are clamped on another workpiece, and then the thin end upper cover 1 and the thin end base 3 are fixed through the fixing mechanism, so that the thin end upper cover 1 and the thin end base 3 are tightly held on the workpiece. When the workpiece generates relative displacement or vibration, the compression spring 4 connected with the fixed connecting column I2 and the fixed connecting column II 5 can absorb part of vibration and generate displacement along with the workpiece to reduce the vibration and the displacement; when the displacement between the two workpieces approaches the safety limit, the tensile steel rope 12 arranged in the compression spring 4 can pull the fixed connecting column I2 and the fixed connecting column II 5 at the two ends, so that potential safety hazards caused by overlarge displacement are prevented.

The fixing mechanism comprises a fixing nut 9, a circular washer 10 and an elastic washer 11, shaft shoulders are respectively arranged on the fixing connecting column I2 and the fixing connecting column II 5, the thin end base 3 and the thick end base 6 respectively abut against the shaft shoulders of the fixing connecting column I2 and the fixing connecting column II 5, and the limitation of the thin end base 3 and the thick end base 6 is realized; and the outer walls of the fixed connecting column I2 and the fixed connecting column II 5 are provided with threads, after the thin end upper cover 1 and the thick end upper cover 7 respectively penetrate through the fixed connecting column I2 and the fixed connecting column II 5, the thin end upper cover 1 and the thick end upper cover 7 are fixed through matching of the threads on the outer walls of the fixed connecting column II 5 and the fixed nut 9, the fixed connecting column I2 and the fixed connecting column I2 respectively, and the circular washer 10 and the elastic washer 11 are arranged between the fixed nut 9 and the thin end upper cover 1 and between the thick end upper cover 7 respectively, so that the thin end upper cover 1 and the thin end base 3 as well as the thick end upper cover 7 and the thick end base 6 can be tightly held on corresponding workpieces.

The utility model discloses can keep many split conductors strain clamp and link fitting's reasonable clearance, avoid strain insulator drainage line and the fitting touch and bring the potential safety hazard for the long-term steady operation of circuit. Traditional roll adjustment conductor spacer rigidity is too strong, transmits the vibrations stack of gold utensil and drainage wire to strain clamp department easily, leads to strain clamp to damage under long-term vibrations. Roll adjustment conductor spacer, block the transmission of vibrations between gold utensil and the drainage wire through compression spring, strengthened compression spring's intensity through the tensile steel cable, limit its deformation scope, reduce the potential safety hazard of circuit operation in-process.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a take roll adjustment conductor spacer of shock attenuation tensile which characterized in that: the distance-adjusting spacer with damping and tensile properties comprises a thin end upper cover (1), a fixed connecting column I (2), a thin end base (3), a compression spring (4), a fixed connecting column II (5), a thick end base (6), a thick end upper cover (7), a fixing mechanism and a tensile steel rope (12), wherein after the tensile steel rope (12) penetrates through the hollow part of the compression spring (4), two ends of the tensile steel rope are respectively fixed on the fixed connecting column I (2) and the fixed connecting column II (5), two ends of the compression spring (4) are respectively fixed on the fixed connecting column I (2) and the fixed connecting column II (5), the thin end base (3) and the thin end upper cover (1) are arranged on the fixed connecting column I (2) through the fixing mechanism, the thin end base (3) and the thin end upper cover (1) are respectively provided with a right-facing arc-shaped groove, the thick end base (6) and the thick end upper cover (7) are arranged on the fixed connecting column II (5) through the fixing mechanism, the butt arc-shaped grooves are respectively arranged on the butt end base (6) and the butt end upper cover (7).

2. The spacer with shock absorption and tensile strength as claimed in claim 1, wherein: the fixed connection post I (2) and the fixed connection post II (5) are provided with thread structures, the thread pitches of the thread structures are the same as the intervals of the compression springs (4), and the compression springs (4) are respectively clamped on the thread structures of the fixed connection post (2) and the fixed connection post (5) through spiral structures at two ends of the compression springs.

3. The spacer with shock absorption and tensile strength as claimed in claim 1 or 2, wherein: the fixing mechanism comprises a fixing nut (9), a round washer (10) and an elastic washer (11), the fixing connecting column I (2) and the fixing connecting column II (5) are respectively provided with a shaft shoulder, the thin end base (3) and the thick end base (6) are respectively abutted against the shaft shoulders of the fixing connecting column I (2) and the fixing connecting column II (5), and the outer walls of the fixed connecting column I (2) and the fixed connecting column II (5) are provided with threads, after the thin end upper cover (1) and the thick end upper cover (7) respectively penetrate through the fixed connecting column I (2) and the fixed connecting column II (5), the thin end upper cover (1) and the thick end upper cover (7) are fixed through the matching of the fixed nut (9) and the threads on the outer walls of the fixed connecting column I (2) and the fixed connecting column II (5), and a circular washer (10) and an elastic washer (11) are arranged between the fixed nut (9) and the thin end upper cover (1) and between the fixed nut and the thick end upper cover (7).

4. The spacer with shock absorption and tensile strength as claimed in claim 1 or 2, wherein: the axle center middle part of fixed connection post I (2) and fixed connection post II (5) be provided with the through-hole that the tensile steel cable (12) both ends of being convenient for passed respectively, the both ends of tensile steel cable (12) are fixed on fixed connection post I (2) and fixed connection post II (5) respectively stopper I (8) and stopper II (13).