CN210947973U

CN210947973U - Grounding type overhead cement pole

Info

Publication number: CN210947973U
Application number: CN201921377567.5U
Authority: CN
Inventors: 孙晓辉
Original assignee: Shandong Lianyou Communication Technology Development Co ltd
Current assignee: Shandong Lianyou Communication Technology Development Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-07
Anticipated expiration: 2029-08-22

Abstract

A grounding overhead cement pole is used for facilitating the erection of optical cables. The novel concrete pole comprises a cement pole main body and is characterized in that a through-nail is preassembled at the top of the cement pole main body, a grounding flat steel is preassembled at the bottom of the cement pole main body, a connecting iron wire is pre-buried in the cement pole main body, and the through-nail and the grounding flat steel are connected together through the connecting iron wire. The utility model provides a ground connection formula overhead cement pole has following advantage: 1. the direct-buried grounding flat steel is integrated with the cement pole, and grounding devices and materials are not required to be prepared during construction. 2. And the grounding flat steel embedding and the grounding iron wire laying are finished during the pole erecting operation, so that the process flow and the construction links are reduced. 3. The steel strand grounding only needs one step, namely the iron wire is connected with the grounding flat steel and the through nails, so that the working time is shortened, and the efficiency is obviously improved.

Description

Grounding type overhead cement pole

Technical Field

The utility model belongs to the technical field of the cement pole technique and specifically relates to a ground connection formula overhead cement pole.

Background

In modern communication engineering construction, optical cable networks are the most widely distributed communication infrastructure. In the infrastructure network, the most used are overhead cable lines. As shown in fig. 1 and 2, a conventional aerial optical cable is generally made of a cement pole, and is provided with device materials such as a suspension wire hoop 2, a steel strand 5, a clamping plate and the like, so as to erect the optical cable. According to the design specification of the overhead optical cable line, the suspension wires must be grounded at certain intervals or at the crossing positions of the optical cable line and the power line. The grounding process mainly comprises three types, namely a pull wire type grounding process, a direct burial type grounding process and an extension type grounding process, wherein the direct burial type grounding process is most applied.

As shown in fig. 1 and 2, the direct-buried grounding method fixes the monocular single-groove clip 4 to the steel strand 5, uses a 4.0 grounding iron wire 6 as a grounding wire, and has one end connected to the clip and the other end connected to the underground grounding flat steel 7. The processes of flat plate fixing, iron wire laying, ground excavation, grounding body burying and the like are carried out in each construction. The construction process is complicated, the links are many, and the time is long. A method which is simple in process and convenient to implement is needed to improve the working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ground connection formula built on stilts cement pole for make things convenient for setting up of optical cable.

The utility model provides a technical scheme that its technical problem adopted is: the grounding type overhead cement pole comprises a cement pole main body and is characterized in that a through-nail is preassembled at the top of the cement pole main body, a grounding flat steel is preassembled at the bottom of the cement pole main body, a connecting iron wire is embedded in the cement pole main body, and the through-nail and the grounding flat steel are connected together through the connecting iron wire.

Furthermore, the first end of the through nail is fixed in the cement pole main body, and a locking piece is installed at the second end of the through nail in a threaded mode.

Furthermore, a locking hole is formed in the second end of the through nail, and the locking block penetrates through the side wall of the through nail.

Furthermore, the retaining member is a nut, a tapered hole is formed in one end of the retaining member, and the connecting iron wire is wound on the through-nail for several circles and then placed in the tapered hole.

Furthermore, one end of the through nail extends along the axial direction to form an installation part, the installation part is fixedly connected with the cement rod, an annular groove is arranged on the end face of one end of the installation part contacted with the through nail, and the connecting iron wire is wound on the through nail for several circles and then is placed in the annular groove; the side wall of the installation part is provided with a side hole, and the connecting iron wire is wound on the through nail for several circles and then led out of the ring groove through the side hole.

Further, the through-nail includes the three-section of coaxial setting, and wherein the left section of through-nail and the fixed cover threaded connection who fixes in the cement pole main part are equipped with the contact piece of being connected with the ground connection iron wire in fixed cover, this contact piece and the contact of through-nail left section, are equipped with the wire casing that holds the connection iron wire end on the right section outer wall of through-nail and terminal surface, and threaded mounting end cap is gone up to the right section of through-nail, is equipped with the through-hole of dodging the connection iron wire on the end cap.

The utility model has the advantages that: the utility model provides a ground connection formula overhead cement pole has following advantage: 1. the direct-buried grounding flat steel is integrated with the cement pole, and grounding devices and materials are not required to be prepared during construction. 2. And the grounding flat steel embedding and the grounding iron wire laying are finished during the pole erecting operation, so that the process flow and the construction links are reduced. 3. The steel strand grounding only needs one step, namely the iron wire is connected with the grounding flat steel and the through nails, so that the working time is shortened, and the efficiency is obviously improved.

Drawings

FIG. 1 is a schematic front view of a prior art cement pole;

FIG. 2 is a schematic top view of a prior art cement pole;

FIG. 3 is a schematic front view of a concrete pole according to the present invention;

FIG. 4 is a schematic side view of a concrete pole of the present invention;

FIG. 5 is a front view of the utility model in use;

fig. 6 is a schematic plan view of the utility model in use:

FIG. 7 is a schematic view of a piercing pin according to the first embodiment;

FIG. 8 is a schematic illustration of a second embodiment of a piercing pin;

FIG. 9 is a sectional view of a lock member in the second embodiment;

FIG. 10 is an axial view of the piercing pin according to the third embodiment;

FIG. 11 is a schematic illustration of a fourth embodiment of a piercing pin;

in the figure: 1 cement pole main part, 2 suspension wire staple bolts, 3 three-hole haplopore splint, 4 haplopore splint, 5 steel strand wires, 6 ground connection iron wires, 61 conducting strips, 7 ground connection band steel, 8 drift nails, 81 retaining member, 82 locking holes, 83 bell mouth, 84 side openings, 85 fixed covers, 86 end cap, 87 installation department, 88 annular, 9 connection iron wires, 10 ground.

Detailed Description

As shown in fig. 3 to 11, the utility model discloses mainly include cement pole main part 1, suspension wire staple bolt 2, three eyes haplopore splint 3, haplopore splint 4, ground flat steel 7 and drift bolt 8, it is right to combine the figure below the utility model discloses carry out detailed description.

As shown in fig. 3 and 4, the cement pole main body 1 is the basic component of the present invention, the cement pole main body is the cement pole in the prior art, and a grounding iron wire 6 is embedded in the cement pole main body 1. A M16 through-pin 8 is pre-installed at the top of the cement rod main body, and a galvanized grounding flat steel 7 is pre-installed at the bottom of the cement rod main body. The upper end of the grounding iron wire is fixedly connected with the through nail, and the lower end of the grounding iron wire is fixedly connected with the grounding flat steel. As shown in fig. 5 and 6, a suspension wire hoop 2 is fixed on the upper part of the concrete pole, a three-hole single-groove clamp plate 3 is fixed on the suspension wire hoop, a steel strand 5 is fixed on the three-hole single-groove clamp plate, a single-hole single-groove clamp plate 4 is fixed on the steel strand, and a connecting iron wire 9 is arranged between the single-hole single-groove clamp plate and the through nail. During installation, after the cement pole main body is installed on the ground 10, the grounding flat steel is also inserted into the ground, so that the work of independently installing a grounding component is avoided; in addition, the erection of the grounding iron wire is realized while the cement pole is installed. When needs ground connection, only need to install monocular single groove splint on the steel strand, will connect the one end and monocular single groove splint fixed connection of iron wire, will connect the other end and the drift nail fixed connection of iron wire together. Therefore, when the grounding is carried out, the grounding iron wire does not need to be erected independently, and the grounding flat steel does not need to be installed independently, so that the workload of operators is reduced.

As shown in fig. 7, the through-nail 8 is a cylindrical structure, a first end of the through-nail is fixed in the cement pole main body and connected with the grounding iron wire, a second end of the through-nail is provided with a locking piece 81, and the locking piece is in threaded connection with the through-nail; during the installation, will connect the one end of iron wire and twine several rings on the drift bolt, then install the retaining member on the drift bolt and make retaining member and cement pole main part lateral wall mating reaction realize fixed to the centre gripping of connecting the iron wire. The retaining member is a nut which facilitates driving movement of the retaining member relative to the drift pin.

As shown in fig. 8, in order to avoid the slipping between the connecting iron wire and the through nail, a locking hole 82 is formed in the through nail, one end of the connecting iron wire is inserted into the locking hole, the connecting iron wire is bent, and at this time, the connecting iron wire and the through nail are relatively fixed.

As shown in fig. 9, in order to further lock the connection iron wire, the connection iron wire is wound several times on the through nail after passing through the locking hole, and a tapered hole 83 is provided at one end of the locking member. The locking piece is rotated after the locking piece is installed on the through nail, so that the connecting iron wire wound on the through nail is placed in the conical hole. At the moment, the protection of the connecting iron wire positioned on the through nail is realized, and the clamping and fixing of the connecting iron wire on the through nail are also realized.

As shown in fig. 10, the through-nail 8 is a cylindrical structure, an installation part 87 is axially extended from one end of the through-nail, the through-nail is fixedly connected with the cement rod main body through the installation part, the outer diameter of the installation part is larger than the outer diameter of the through-nail, a ring groove 88 is formed in one end face of the installation part contacted with the through-nail, a gap is formed between the through-nail and the installation part due to the arrangement of the ring groove, the gap is used for accommodating the tail end of a connecting iron wire 9, a side hole 84 is formed in the side wall of the installation part, the side hole is communicated with the ring groove, and the. When the connecting iron wire is installed, the connecting iron wire is wound on the through nail for a plurality of circles and then pushed into the ring groove, and the redundant part of the connecting iron wire is led out from the side hole; finally, the locking member 81 is locked.

As shown in fig. 11, the through-nail comprises three coaxially arranged sections, the outer diameter of the middle section is the largest, the left section of the through-nail is provided with external threads, a fixing sleeve 85 is arranged in the cement rod main body, the fixing sleeve is provided with internal threads, and the left section of the through-nail is in threaded connection with the fixing sleeve. A contact piece 61 is arranged in the fixed sleeve and is fixedly connected with the upper end of the grounding iron wire, and when the left section of the through nail is screwed into the fixed sleeve and cannot move, the contact piece is contacted with the left section of the through nail. An end cap 86 is installed on the right section of the through nail through threads, a wire groove for containing a connecting iron wire is arranged on the outer wall and the end face of the right section of the through nail, and the connecting iron wire is arranged in the wire groove. Be equipped with the through-hole on the end cap, arrange the wire casing in after will connecting the end of iron wire penetrates in the through-hole during installation, then with the right section threaded connection of end cap and drift nail, can realize the fixed of connecting the iron wire. The right section of through-nail comprises two cylinders of unequal diameter, and convenient operation is handled to this kind of mode, and is little to other instruments dependence, can realize through the pliers.

Claims

1. The grounding type overhead cement pole comprises a cement pole main body and is characterized in that a through-nail is preassembled at the top of the cement pole main body, a grounding flat steel is preassembled at the bottom of the cement pole main body, a connecting iron wire is embedded in the cement pole main body, and the through-nail and the grounding flat steel are connected together through the connecting iron wire.

2. The grounded overhead cement pole as claimed in claim 1, wherein a first end of the through-pin is fixed in the main body of the cement pole, and a locking member is threadedly mounted on a second end of the through-pin.

3. The grounded overhead cement pole of claim 1, wherein a locking hole is provided at the second end of the through-pin and the locking block extends through a sidewall of the through-pin.

4. The grounded overhead cement pole as claimed in claim 2, wherein the locking member is a nut, a tapered hole is provided at one end of the locking member, and the connecting iron wire is wound several times around the through-nail and then placed in the tapered hole.

5. The ground type overhead cement pole as claimed in claim 1, wherein a mounting part is extended from one end of the through-nail in the axial direction, the mounting part is fixedly connected with the cement pole, an annular groove is formed on the end face of one end of the mounting part contacting with the through-nail, and the connecting iron wire is wound on the through-nail for several turns and then placed in the annular groove; the side wall of the installation part is provided with a side hole, and the connecting iron wire is wound on the through nail for several circles and then led out of the ring groove through the side hole.

6. The grounded overhead cement pole as claimed in claim 1, wherein the through-nail comprises three segments coaxially arranged, wherein the left segment of the through-nail is threadedly coupled to a fixing sleeve fixed in the main body of the cement pole, a contact piece connected to the ground iron wire is provided in the fixing sleeve, the contact piece is in contact with the left segment of the through-nail, a wire groove for receiving the end of the connection iron wire is provided on the outer wall and the end face of the right segment of the through-nail, an end cap is threadedly mounted on the right segment of the through-nail, and a through-hole for avoiding the connection iron wire is provided on the end cap.