CN113315067B - Suspension type drainage fastener for distribution lines - Google Patents

Abstract

The invention discloses a suspension type drainage wire clip for power distribution lines, which is used for connecting a tensile wire clip. The tensile wire clip comprises a main body pipe and a drainage plate. The drainage plate is sleeved on the main body pipe, and the drainage wire The clip is connected to the flow guide plate by a fastening bolt, and the end of the fastening bolt is fastened by a nut. In this design, the drainage wire clip and the drainage plate are connected by threads, and the drainage cable clip and the drainage plate are also provided with fastening bolts and nuts for further tightening, so as to ensure the compact structure and further prevent loosening. The outer wall of the drainage plate is symmetrically arranged. Fastening plane , which provides convenience for the installation of fastening bolts and nuts, and increases the practicability of the design.

Description

Suspended drain clamp for distribution line

technical field

The invention relates to the field of wire clips, in particular to a suspension type drain wire clip for power distribution lines.

Background technique

With the rapid development of power application facilities in distribution networks, in high-voltage and ultra-high-voltage overhead power systems, in order to anchor and tension both ends of carbon fiber composite core wires to poles or towers, tension clamps are required. However, most of the existing tension clamps and drainage clamps are directly fixed in the process of use, which cannot be disassembled and cannot be replaced.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a suspension type drain clamp for power distribution lines, so as to solve the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present invention provides the following technical solutions, a suspension type drain clamp for power distribution lines, used for connecting a tension clamp, the tension clamp includes a main body pipe, a drain plate, and the drain plate sleeve. Connected to the main body pipe, the drainage wire clip is connected to the drainage plate through fastening bolts, and the ends of the fastening bolts are fastened by nuts.

Preferably, the flow guide plate includes an installation hole, a first connector, an installation pipe, a fastening plane, a first bolt hole, and a wire clip installation hole;

The first connecting piece has a curved plate-like structure, one end of the first connecting piece is provided with an installation hole, the other end is fixed with the installation pipe, and the main body pipe is sleeved in the installation hole;

The installation tube is a hollow tubular structure, and the wire clip installation hole is formed inside. The outer wall of the installation tube is symmetrically provided with the fastening plane, and the fastening plane is provided with a first bolt hole. a bolt hole penetrates the mounting pipe;

The inner surface of the wire clip mounting hole is provided with threads.

Preferably, the drainage wire clip includes a wire clip body, a threaded connection section, and a second bolt hole;

The main body of the wire clip is fixed with the threaded connection section, the threaded connection section is provided with a second bolt hole, and the second bolt hole penetrates the threaded connection section;

The surface of the threaded connection section is provided with threads.

Preferably, the threaded connection section is threadedly connected to the installation pipe, the second bolt hole is aligned with the first bolt hole, the fastening bolt passes through the first bolt hole and the second bolt hole, Both the head of the fastening bolt and the nut are in contact with the fastening plane.

Preferably, an anti-loosening device is provided outside the nut, the anti-loosening device is fixed on the fastening plane, and the anti-loosening device includes:

Adjusting bolt, first balance plate, adjustment cavity, spring, second balance plate, first limit tooth, second limit tooth, through hole, fixing plate, limit fixing shell, clip, ratchet, bolt limit parts, bolt limit cavity, spring tube, ratchet;

The adjustment cavity is fixed on the fastening plane, the adjustment bolt is provided on one side of the adjustment cavity, the adjustment bolt is connected with the adjustment cavity wall by threads, and the end of the adjustment bolt passes through the adjustment cavity the wall is hinged on one side of the first balance plate;

One end of the spring is fixed on the other side of the first balance plate, the other end is fixed on one side of the second balance plate, and the first limit tooth is fixed on the other side of the second balance plate. The first limit tooth meshes with the second limit tooth fixed on the fixing plate;

The first balance plate, the spring, the second balance plate, the first limit tooth, and the second limit tooth are all located in the adjustment cavity;

The fixing plate passes through the adjustment cavity and is fixed to the limiting and fixing housing, the upper surface of the limiting fixing housing has a through hole, the inner side of the limiting fixing housing is hinged with the clip section, and the spring tube The two ends are respectively hinged to the middle position of the card segment and the inner side of the limit fixing housing;

The limit fixing housing is provided with the bolt limiter, the outer periphery of the bolt limiter is fixed with the ratchet wheel, the ratchet teeth are present on the outer periphery of the ratchet wheel, and the ratchet teeth are engaged with the card segment, The inner circumference of the bolt limiting member is the bolt limiting cavity, and the bolt limiting cavity communicates with the through hole.

Preferably, the main body pipe is further provided with limiting devices, the limiting devices are located on both sides of the drainage plate, and the limiting devices include:

a first threaded pipe, a first limit block, a first linkage piece, a second threaded pipe, a second limit block, a second linkage piece, and a second connecting piece;

The first threaded pipe and the second threaded pipe are sleeved outside the main body pipe, and the first threaded pipe and the second threaded pipe are fixed to the main body pipe, and the first threaded pipe and the second threaded pipe are There are threads on the outer periphery, and the first threaded pipe and the second threaded pipe are located on both sides of the drainage plate;

A first limit block is fixed on the outer periphery of one end of the first threaded pipe away from the flow guide plate, and the first link piece is arranged between the first limit block and the flow guide plate, and the first link piece is connected to the flow guide plate. the first threaded pipe is threadedly connected, and the first linkage is fixed to one side of the drainage plate;

A second limit block is fixed on the outer periphery of one end of the second threaded pipe away from the flow guide plate, the second link piece is arranged between the second limit block and the flow guide plate, and the second link piece is connected to the flow guide plate. The second threaded pipe is threadedly connected, and the second linking piece is fixed to the other side of the flow guide plate, and the second threaded pipe and the first threaded pipe have an opposite direction of rotation of the outer peripheral thread;

A second connecting piece is fixed at the lower ends of the first linking piece and the second linking piece, and the second connecting piece, the first linking piece, and the second linking piece surround the flow guide plate.

Preferably, the thinnest wall thickness of the main body tube can be calculated by the following formula:

Among them, D _min is the thinnest wall thickness of the main body tube, L is the length of the main body tube, determined by design, ω is the Poisson's ratio of the main body tube material, γ is the elastic modulus of the main body tube material, determined experimentally , W is the weight of the object at the lower end of the main body tube, determined by design, and s is the force-bearing area of the main body tube.

Preferably, it also includes a detection device for the connection state of the threaded connection segment, and the detection device for the connection state of the threaded connection segment includes:

a temperature sensor, arranged on the drainage plate, for detecting the temperature of the environment around the drainage plate;

a humidity sensor, arranged on the drainage plate, for detecting the relative humidity of the surrounding environment of the drainage plate;

a force sensor, arranged at the lower end of the main body of the wire clip, for detecting the force of the wire hanging from the lower end of the main body of the wire clip to the main body of the wire clip;

a timer, arranged on the drainage plate, for detecting the use time of the threaded connection section in the working environment;

a signal transmitter, the signal transmitter is located on the drain board, and the signal transmitter is connected to the signal receiver of the monitoring terminal;

a controller, the controller is electrically connected to the temperature sensor, the humidity sensor, the force sensor and the signal transmitter respectively, the controller controls the signal transmitter to work based on the temperature sensor, the humidity sensor and the force sensor, include:

Step 1: The controller obtains the environmental impact index of the connection state of the threaded connection section based on the temperature sensor, the humidity sensor and the formula (1):

为所述螺纹连接段连接状态受环境影响指数，K为所述温度传感器检测的环境的温度，K₀为绝对零度，N为所述湿度传感器检测的环境的相对湿度，α为所述螺纹连接段的螺纹张角，t为所述计时器记录的所述螺纹连接段在工作环境的使用时间，t₀为单位时间，θ为所述第一连接件的弯曲角度，ω为所述螺纹连接段材料的弹性模量，

为所述螺纹连接段材料的屈服强度；in,

is the environmental influence index of the connection state of the threaded connection section, K is the temperature of the environment detected by the temperature sensor, K ₀ is absolute zero, N is the relative humidity of the environment detected by the humidity sensor, and α is the threaded connection The thread opening angle of the segment, t is the use time of the threaded connection segment in the working environment recorded by the timer, t ₀ is the unit time, θ is the bending angle of the first connector, ω is the threaded connection elastic modulus of the segment material,

is the yield strength of the material of the threaded connection;

Step 2: The controller calculates the connection state index of the threaded connection segment based on the force sensor and formula (2):

Wherein, W is the connection state index of the threaded connection section, F is the force of the wire hanging from the lower end of the wire clip body detected by the force sensor on the wire clip body, m is the self-weight of the wire clip body, l is the thread pitch of the threaded connection section, D is the outer diameter of the threaded connection section, g is the acceleration of gravity, and π is the pi;

When the connection state index of the threaded connection section is reduced to the minimum usable range, problems such as overheating or affecting the conductivity of the drain clamp will occur under the rated load, so the controller controls the signal transmitter to send an alarm signal to the Signal receiver to notify relevant maintenance personnel to conduct maintenance, so as to avoid greater safety hazards.

Description of drawings

Fig. 1 is the main structure schematic diagram of the present invention;

Fig. 2 is the structure schematic diagram of the drainage plate of the present invention;

Fig. 3 is the structure schematic diagram of the drainage wire clip of the present invention;

4 is a schematic diagram of the installation position of the anti-loosening device of the present invention;

5 is a schematic structural diagram of the anti-loosening device of the present invention;

6 is a schematic top view of the partial structure of the anti-loosening device of the present invention;

7 is a schematic view of the enlarged structure of the anti-loosening device A of the present invention;

8 is a schematic diagram of the installation position of the limiting device of the present invention;

FIG. 9 is a schematic structural diagram of the limiting device of the present invention.

In the figure: 1. Main body pipe; 2. Drainage plate; 3. Drainage clamp; 4. Fastening bolt; 5. Nut; 6. Anti-loosening device; 7. Limiting device; 1. connector; 203, installation pipe; 204, fastening plane; 205, first bolt hole; 206, wire clip installation hole; 301, wire clip body; 302, threaded connection section; 303, second bolt hole; 601, Adjusting bolt; 602, first balance plate; 603, adjustment cavity; 604, spring; 605, second balance plate; 606, first limit tooth; 607, second limit tooth; 608, through hole; 609, fixed plate; 610, limit fixing shell; 611, clip; 612, ratchet; 613, bolt limiter; 614, bolt limit cavity; 615, spring tube; 616, ratchet; 701, first threaded tube; 702, the first limit block; 703, the first linking piece; 704, the second threaded pipe; 705, the second threaded pipe; 706, the second linking piece; 707, the second connecting piece.

Detailed ways

In the present invention, the descriptions related to "first", "second", etc. are only for the purpose of description, and do not refer to the meaning of order or sequence, nor are they used to limit the present invention, but are only used to distinguish the same technology The terms describe the protective components or operations only, and should not be construed as indicating or implying their relative importance or implying the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions and technical features between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that this technical solution The combination does not exist and is not within the scope of protection claimed by the present invention.

Example 1

Please refer to FIGS. 1-3 , an embodiment provided by the present invention: a suspended drainage wire clip for power distribution lines, comprising a main body pipe 1 , a drainage plate 2 , and a drainage wire clip 3 , and the drainage plate 2 is sleeved on the On the main body pipe 1 , the drainage wire clip 3 is connected to the drainage plate 2 by fastening bolts 4 , and the ends of the fastening bolts 4 are fastened by nuts 5 .

Preferably, the guide plate 2 includes an installation hole 201, a first connector 202, an installation pipe 203, a fastening plane 204, a first bolt hole 205, and a wire clip installation hole 206;

The first connecting piece 202 has a curved plate-like structure. One end of the first connecting piece 202 is provided with an installation hole 201 , and the other end is fixed with the installation pipe 203 , and the main body pipe 1 is sleeved on the installation hole. 201;

The installation tube 203 is a hollow tubular structure, and the wire clip installation hole 206 is formed inside, the outer wall of the installation tube 203 is symmetrically provided with the fastening plane 204, and the fastening plane 204 is provided with a first bolt a hole 205, the first bolt hole 205 penetrates the installation pipe 203;

The inner surface of the wire clip mounting hole 206 is provided with threads.

Preferably, the drainage wire clip 3 includes a wire clip body 301, a threaded connection section 302, and a second bolt hole 303;

The main body 301 of the wire clip is fixed with the threaded connection section 302, the threaded connection section 302 is provided with a second bolt hole 303, and the second bolt hole 303 penetrates the threaded connection section 302;

The threaded connection section 302 is provided with threads on the surface.

Preferably, the threaded connection section 302 is threadedly connected to the installation pipe 203 , the second bolt hole 303 is aligned with the first bolt hole 205 , and the fastening bolt 4 passes through the first bolt hole 205 With the second bolt hole 303 , both the head of the fastening bolt 4 and the nut 5 are in contact with the fastening plane 204 .

The working principle and beneficial effects of the above technical solutions are as follows: in this design, a threaded connection section 302 is arranged on the drainage wire clip 3 to be threadedly connected with the wire clip mounting hole 206 of the drainage plate 2, so that the design is compact in structure, and the first bolt hole is at the same time. 205. The setting of the second bolt hole 303, and the fastening bolt 4 and the nut 5 are installed in the first bolt hole 205 and the second bolt hole 303, which further prevents the drain clamp 3 from loosening. The symmetrical arrangement of the fastening plane 204 provides convenience for the installation of the fastening bolt 4 and the nut 5 and increases the practicality of the design.

And the above-mentioned connection makes the drainage wire clip and the drainage plate detachable, which solves the problem that the existing tension wire clips (usually including the main body tube 1 and the drainage plate 2) and the drainage wire clips are mostly directly fixed during use. Non-removable, irreplaceable problems.

Example 2

Referring to FIGS. 4-7 , on the basis of the above-mentioned Embodiment 1, the nut 5 is further provided with an anti-loosening device 6 , and the anti-loosening device 6 is fixed on the fastening plane 204 , and the anti-loosening device 6 includes :

Adjustment bolt 601, first balance plate 602, adjustment cavity 603, spring 604, second balance plate 605, first limit tooth 606, second limit tooth 607, through hole 608, fixing plate 609, limit fixing housing 610, clip 611, ratchet 612, bolt limiter 613, bolt limit cavity 614, spring tube 615, ratchet 616;

The adjusting cavity 603 is fixed on the fastening plane 204 , the adjusting bolt 601 is provided on one side of the adjusting cavity 603 , and the adjusting bolt 601 is connected with the wall of the adjusting cavity 603 by threads, and the adjusting bolt 601 The end is hinged to one side of the first balance plate 602 through the wall of the adjustment cavity 603;

One end of the spring 604 is fixed to the other side of the first balance plate 602 , the other end is fixed to one side of the second balance plate 605 , and the other side of the second balance plate 605 is fixed to the first limiter teeth 606, the first limit teeth 606 mesh with the second limit teeth 607 fixed on the fixing plate 609;

The first balance plate 602, the spring 604, the second balance plate 605, the first limit tooth 606, and the second limit tooth 607 are all located in the adjustment cavity 603;

The fixing plate 609 passes through the adjustment cavity 603 and is fixed to the limiting and fixing housing 610 , a through hole 608 exists on the upper surface of the limiting and fixing housing 610 , and the card is hinged on the inner side of the limiting and fixing housing 610 . Section 611, both ends of the spring tube 615 are hinged to the middle position of the clip section 611 and the inner side of the limit fixing housing 610 respectively;

The limit fixing housing 610 is provided with the bolt limiter 613 , the outer periphery of the bolt limiter 613 is fixed with the ratchet 612 , the ratchet 612 has the ratchet 616 on the outer periphery, and the ratchet 616 is engaged with the clamping segment 611 , the inner circumference of the bolt limiting member 613 is the bolt limiting cavity 614 , and the bolt limiting cavity 614 communicates with the through hole 608 .

The working principle and beneficial effects of the above technical solutions are as follows: the installation of the anti-loosening device 6 further prevents the loosening of the drainage wire clip 3, and the adjustment cavity 603 provided on the fastening plane 204 is adjusted by the adjustment bolt 601 inside. The distance between the first limit tooth 606 and the second limit tooth 607 determines whether the limit fixing housing 610 can go up and down, and the bolt limiting cavity 614 in the limit fixing housing 610 matches the shape of the bolt, and the ratchet wheel 612. The clamping section 611 and the spring tube 615 limit the rotation of the bolt to prevent the bolt from loosening, and the through hole 608 provided on the limit fixing housing 610 will not limit the length of the bolt, which ensures the practicability of the design .

Example 3

Referring to FIGS. 8-9 , on the basis of the above-mentioned Embodiment 1, the main body pipe 1 is further provided with limiting devices 7 , and the limiting devices 7 are located on both sides of the drainage plate 2 . The limiting devices 7 include:

a first threaded pipe 701, a first limiting block 702, a first linking piece 703, a second threaded pipe 704, a second limiting block 705, a second linking piece 706, and a second connecting piece 707;

The first threaded pipe 701 and the second threaded pipe 704 are sleeved outside the main body pipe 1 , and the first threaded pipe 701 and the second threaded pipe 704 are fixed to the main body pipe 1 . There are threads on the outer periphery of the pipe 701 and the second threaded pipe 704, and the first threaded pipe 701 and the second threaded pipe 704 are located on both sides of the drainage plate 2;

A first limit block 702 is fixed on the outer periphery of one end of the first threaded pipe 701 away from the flow guide plate 2 . The first linking piece 703 is threadedly connected with the first threaded pipe 701, and the first linking piece 703 is fixed to one side of the drainage plate 2;

A second limit block 705 is fixed on the outer periphery of one end of the second threaded pipe 704 away from the flow guide plate 2 . The second linking member 706 is threadedly connected to the second threaded pipe 704 , and the second linking member 706 is fixed to the other side of the guide plate 2 , and the second threaded pipe 704 is threaded with the first threaded pipe 704 . The threads on the outer circumference of the pipe 701 have opposite directions of rotation;

A second connecting piece 707 is fixed at the lower ends of the first linking piece 703 and the second linking piece 706 , and the second connecting piece 707 , the first linking piece 703 and the second linking piece 706 surround the drainage. plate 2.

The working principle and beneficial effects of the above technical solutions are as follows: the limiting devices 7 provided on both sides of the drainage plate 2 can effectively reduce the relative movement between the drainage plate 2 and the main body pipe 1 , by fixing the first threaded pipe 701 on the main body pipe 1 . , the second threaded pipe 704, and the first linking piece 703 and the second linking piece 706 sleeved on the first threaded pipe 701 and the second threaded pipe 704 are fixed on the drainage plate 2, and when the drainage plate 2 rotates, it drives the The first linking member 703 and the second linking member 706 rotate. Due to the action of the surface threads of the first threaded pipe 701 and the second threaded pipe 704, they are squeezed with the first limiting block 702 or the second limiting block 705, hindering the The movement of the drainage plate 2 reduces the relative movement between the drainage plate 2 and the main body tube 1 , reduces friction loss, and protects the main body tube 1 .

Example 4

On the basis of the above Embodiment 1, the thinnest wall thickness of the main body tube 1 can be calculated by the following formula:

Wherein, D _min is the thinnest wall thickness of the main body tube 1 , L is the length of the main body tube 1 , determined by design, ω is the Poisson’s ratio of the material of the main body tube 1 , and γ is the elastic modulus of the material of the main body tube 1 . Quantity, experimentally determined, W is the weight of the object at the lower end of the main body tube 1, determined by design, and s is the force bearing area of the main body tube 1.

The working principle and beneficial effects of the above technical solutions are as follows: in order to save costs while ensuring safety, the selection of a suitable main body pipe 1 cannot be ignored. Through design requirements and experimental data, the thinnest wall thickness of the main body pipe 1 is calculated, and then the main body pipe 1 is appropriately selected. .

Example 5

On the basis of the above-mentioned Embodiment 1, a connection state detection device of the threaded connection segment 302 is also included, and the connection state detection device of the threaded connection segment 302 includes:

a temperature sensor, arranged on the drainage plate 2, for detecting the temperature of the surrounding environment of the drainage plate 2;

a humidity sensor, arranged on the drainage plate 2, for detecting the relative humidity of the surrounding environment of the drainage plate 2;

a force sensor, arranged at the lower end of the wire clip main body 301, for detecting the force of the wire hanging from the lower end of the wire clip main body 301 on the wire clip main body 301;

a timer, arranged on the drainage plate 2, for detecting the use time of the threaded connection section 302 in the working environment;

A signal transmitter, the signal transmitter is located on the drain plate 2, and the signal transmitter is connected to the signal receiver of the monitoring terminal;

a controller, the controller is electrically connected to the temperature sensor, the humidity sensor, the force sensor and the signal transmitter respectively, the controller controls the signal transmitter to work based on the temperature sensor, the humidity sensor and the force sensor, include:

Step 1: The controller obtains the environmental impact index of the connection state of the threaded connection section 302 based on the temperature sensor, the humidity sensor and the formula (1):

为所述螺纹连接段302连接状态受环境影响指数，K为所述温度传感器检测的环境的温度，K₀为绝对零度，N为所述湿度传感器检测的环境的相对湿度，α为所述螺纹连接段302的螺纹张角，t为所述计时器记录的所述螺纹连接段302在工作环境的使用时间，t₀为单位时间，θ为所述第一连接件202的弯曲角度，ω为所述螺纹连接段302材料的弹性模量，

为所述螺纹连接段302材料的屈服强度；in,

is the environmental influence index of the connection state of the threaded connection section 302, K is the temperature of the environment detected by the temperature sensor, K ₀ is absolute zero, N is the relative humidity of the environment detected by the humidity sensor, and α is the thread The thread opening angle of the connection section 302, t is the use time of the threaded connection section 302 in the working environment recorded by the timer, t ₀ is the unit time, θ is the bending angle of the first connector 202, and ω is the the elastic modulus of the material of the threaded connection section 302,

is the yield strength of the material of the threaded connection section 302;

Step 2: The controller calculates the connection state index of the threaded connection segment 302 based on the force sensor and formula (2):

Wherein, W is the connection state index of the threaded connection section 302 , F is the force of the wire hanging from the lower end of the wire clip main body 301 detected by the force sensor on the wire clip main body 301 , m is the wire clip main body 301 The self-weight of , l is the thread pitch of the threaded connection section 302, D is the outer diameter of the threaded connection section 302, g is the acceleration of gravity, and π is the pi;

When the connection state index of the threaded connection section 302 is reduced to the minimum usable range, problems such as overheating or affecting the conductivity of the drain wire clip will occur under the rated load, so the controller controls the signal transmitter to send an alarm signal to all The above-mentioned signal receiver is used to notify the relevant maintenance personnel to carry out maintenance, so as to avoid greater safety hazards.

The working principle and beneficial effects of the above technical solutions are as follows: a temperature sensor and a humidity sensor are arranged on the drainage plate 2 to detect the temperature and humidity of the surrounding environment of the drainage plate 2. By detecting the surrounding environment of the drainage plate 2 The temperature and humidity and formula (1) are used to calculate the environmental impact index of the connection state of the threaded connection section 302. At the same time, a force sensor is set at the lower end of the wire clip body 301 to detect the suspension of the lower end of the wire clip body 301. The force of the wire on the clip main body 301, and then according to the calculation result of formula (1), the force of the wire hanging from the lower end of the clip main body 301 detected by the force sensor on the clip main body 301 and the formula (2) The connection state index of the threaded connection section 302 can be calculated, and when the connection state index of the threaded connection section 302 falls to the lowest usable range, the controller controls the signal transmitter to send an alarm signal to the signal receiver to Notify the relevant maintenance personnel to carry out maintenance, and set the controller to control the signal transmitter to send an alarm signal to promptly remind the relevant maintenance personnel to perform maintenance, replacement, and abnormal processing, which improves the safety of the equipment.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. The utility model provides a suspension type drainage fastener for distribution lines for connect strain clamp, strain clamp includes main part pipe (1), drainage plate (2), its characterized in that: the drainage plate (2) is sleeved on the main body pipe (1), the drainage wire clamp (3) is connected to the drainage plate (2) through a fastening bolt (4), and the tail end of the fastening bolt (4) is fastened through a nut (5);

the drainage plate (2) comprises a mounting hole position (201), a first connecting piece (202), a mounting pipe (203), a fastening plane (204), a first bolt hole (205) and a wire clamp mounting hole (206);

the first connecting piece (202) is of a bent plate-shaped structure, one end of the first connecting piece (202) is provided with an installation hole (201), the other end of the first connecting piece is fixed with the installation pipe (203), and the main pipe (1) is sleeved in the installation hole (201);

the mounting pipe (203) is of a hollow tubular structure, the wire clamp mounting hole (206) is formed in the mounting pipe, the fastening plane (204) is symmetrically arranged on the outer wall of the mounting pipe (203), a first bolt hole (205) is formed in the fastening plane (204), and the first bolt hole (205) penetrates through the mounting pipe (203);

the inner surface of the wire clamp mounting hole (206) is provided with threads;

still be provided with locking device (6) outward in nut (5), locking device (6) are fixed in fastening plane (204), locking device (6) include:

the device comprises an adjusting bolt (601), a first balance plate (602), an adjusting cavity (603), a spring (604), a second balance plate (605), a first limiting tooth (606), a second limiting tooth (607), a through hole (608), a fixing plate (609), a limiting fixing shell (610), a clamping section (611), a ratchet wheel (612), a bolt limiting piece (613), a bolt limiting cavity (614), a spring tube (615) and a ratchet (616);

the adjusting cavity (603) is fixed on the fastening plane (204), one side of the adjusting cavity (603) is provided with the adjusting bolt (601), the adjusting bolt (601) is connected with the wall of the adjusting cavity (603) through threads, and the tail end of the adjusting bolt (601) penetrates through the wall of the adjusting cavity (603) and is hinged to one side of the first balance plate (602);

one end of the spring (604) is fixed to the other side of the first balance plate (602), the other end of the spring is fixed to one side of the second balance plate (605), the other side of the second balance plate (605) is fixed with the first limiting tooth (606), and the first limiting tooth (606) is meshed with the second limiting tooth (607) fixed to the fixing plate (609);

the first balance plate (602), the spring (604), the second balance plate (605), the first limit tooth (606) and the second limit tooth (607) are all positioned in the adjusting cavity (603);

the fixing plate (609) penetrates through the adjusting cavity (603) and is fixed on the limiting fixing shell (610), a through hole (608) is formed in the upper surface of the limiting fixing shell (610), the clamping section (611) is hinged to the inner side of the limiting fixing shell (610), and two ends of the spring tube (615) are hinged to the middle position of the clamping section (611) and the inner side of the limiting fixing shell (610) respectively;

the bolt limiting piece (613) is arranged in the limiting and fixing shell (610), the outer periphery of the bolt limiting piece (613) is fixed to the ratchet wheel (612), the ratchet teeth (616) are arranged on the outer periphery of the ratchet wheel (612), the ratchet teeth (616) are meshed with the clamping section (611), the inner periphery of the bolt limiting piece (613) is provided with the bolt limiting cavity (614), and the bolt limiting cavity (614) is communicated with the through hole (608).

2. The suspended current-conducting clamp for distribution lines of claim 1, wherein: the drainage wire clamp (3) comprises a wire clamp main body (301), a threaded connecting section (302) and a second bolt hole (303);

the wire clamp main body (301) is fixed with the threaded connecting section (302), a second bolt hole (303) is formed in the threaded connecting section (302), and the second bolt hole (303) penetrates through the threaded connecting section (302);

the surface of the threaded connection section (302) is provided with threads.

3. The suspended current-conducting clamp for distribution lines of claim 2, wherein: the threaded connection section (302) is in threaded connection with the mounting pipe (203), the second bolt hole (303) is aligned with the first bolt hole (205), the fastening bolt (4) penetrates through the first bolt hole (205) and the second bolt hole (303), and the head of the fastening bolt (4) and the nut (5) are both in contact with the fastening plane (204).

4. The suspended current-conducting clamp for distribution lines of claim 1, wherein: still be provided with stop device (7) on main part pipe (1), stop device (7) are located drainage plate (2) both sides, stop device (7) include:

the device comprises a first threaded pipe (701), a first limiting block (702), a first linkage piece (703), a second threaded pipe (704), a second limiting block (705), a second linkage piece (706) and a second connecting piece (707);

the first threaded pipe (701) and the second threaded pipe (704) are sleeved outside the main body pipe (1), the first threaded pipe (701) and the second threaded pipe (704) are fixed with the main body pipe (1), threads are arranged on the peripheries of the first threaded pipe (701) and the second threaded pipe (704), and the first threaded pipe (701) and the second threaded pipe (704) are located on two sides of the drainage plate (2);

a first limiting block (702) is fixed on the periphery of one end, away from the drainage plate (2), of the first threaded pipe (701), a first linkage piece (703) is arranged between the first limiting block (702) and the drainage plate (2), the first linkage piece (703) is in threaded connection with the first threaded pipe (701), and the first linkage piece (703) is fixed on one side of the drainage plate (2);

a second limiting block (705) is fixed on the periphery of one end, away from the drainage plate (2), of the second threaded pipe (704), a second linkage piece (706) is arranged between the second limiting block (705) and the drainage plate (2), the second linkage piece (706) is in threaded connection with the second threaded pipe (704), the second linkage piece (706) is fixed on the other side of the drainage plate (2), and the thread direction of the periphery of the second threaded pipe (704) is opposite to that of the first threaded pipe (701);

and a second connecting piece (707) is fixed at the lower ends of the first linking piece (703) and the second linking piece (706), and the second connecting piece (707), the first linking piece (703) and the second linking piece (706) surround the drainage plate (2).

5. The suspended current-conducting clamp for distribution lines of claim 1, wherein: the thinnest wall thickness of the main pipe (1) can be calculated by the following formula:

wherein D is_minThe method is characterized in that the thickness of the thinnest wall of the main body pipe (1) is defined, L is the length of the main body pipe (1), the design is determined, omega is the Poisson's ratio of the material of the main body pipe (1), gamma is the elastic modulus of the material of the main body pipe (1), the experiment is determined, W is the weight of an object at the lower end of the main body pipe (1), the design is determined, and s is the stressed area of the main body pipe (1).

6. The suspended current-conducting clamp for distribution lines of claim 2, wherein: still include threaded connection section (302) connection status detection device, threaded connection section (302) connection status detection device includes:

the temperature sensor is arranged on the drainage plate (2) and used for detecting the temperature of the environment around the drainage plate (2);

the humidity sensor is arranged on the drainage plate (2) and used for detecting the relative humidity of the environment around the drainage plate (2);

a force sensor arranged at the lower end of the clamp body (301) and used for detecting the force of a wire rod suspended at the lower end of the clamp body (301) on the clamp body (301);

the timer is arranged on the drainage plate (2) and used for detecting the service time of the threaded connection section (302) in a working environment;

the signal transmitter is positioned on the drainage plate (2) and is connected with a signal receiver of the monitoring terminal;

the controller, the controller respectively with temperature sensor, humidity transducer, force sensor and signal transmitter electric connection, the controller is based on temperature sensor, humidity transducer, force sensor control signal transmitter work includes:

step 1: the controller obtains an index of the connection state of the threaded connection section (302) affected by the environment based on the temperature sensor, the humidity sensor and a formula (1):

wherein,

the connection state of the threaded connection section (302) is subjected to an environmental influence index, K is the temperature of the environment detected by the temperature sensor, K₀Is absolute zero degree, N is the relative humidity of the environment detected by the humidity sensor, alpha is the opening angle of the thread of the threaded connection section (302), and t is the use of the threaded connection section (302) in the working environment recorded by the timerTime, t₀-theta is the bending angle of the first connection (202) per unit time, -omega is the modulus of elasticity of the material of the threaded connection section (302),

is the yield strength of the material of the threaded connection section (302);

step 2: the controller calculates the threaded connection segment (302) connection state index based on the force sensor and equation (2):

wherein W is the connection state index of the threaded connection section (302), F is the force of a wire rod suspended at the lower end of the wire clamp main body (301) on the wire clamp main body (301) detected by the force sensor, m is the self weight of the wire clamp main body (301), l is the thread pitch of the threaded connection section (302), D is the outer diameter of the threaded connection section (302), g is the gravity acceleration, and pi is the circumferential rate;

when the connection state index of the threaded connection section (302) is reduced to the lowest usable range, the drainage wire clamp can be overheated under the rated load or the conductivity problem is influenced, so the controller controls the signal transmitter to transmit an alarm signal to the signal receiver so as to inform related maintenance personnel of maintenance, so that the larger potential safety hazard is avoided.

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