CN215990077U

CN215990077U - Clamp bolted connection's prefabricated calandria of electric power

Info

Publication number: CN215990077U
Application number: CN202122289078.8U
Authority: CN
Inventors: 成旭东; 徐昌赟
Original assignee: Yancheng Yueda Construction Co ltd
Current assignee: Yancheng Yueda Construction Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-08
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses an electric prefabricated pipe connected by a clamp bolt, which comprises a prefabricated pipe and a clamp for connection and installation, wherein a hexagon bolt is arranged at the bottom of the connection clamp, a nut is arranged at the top of the surface of the hexagon bolt, and expansion bolt installation holes are formed in two sides of the connection clamp. The utility model relates to the technical field of electric power calandria, the electric power prefabricated calandria connected by clamp bolts is composed of a prefabricated calandria and a connecting clamp, sealant is coated between the clamp and the prefabricated member, the operation is convenient, the sealing effect is good, the integrity of the whole product is improved by the expansion bolt mounting holes reserved on the two sides of the clamp and the prefabricated member, the product cannot displace along the cable traction direction due to cable arrangement construction, the top end of a hexagon bolt penetrates through the top to connect the clamp and extend to the top, the whole body uses less concrete materials, the cost performance of the product is high, the transportation, the lifting and the mounting are more efficient, and the electric power prefabricated calandria is more beneficial to popularization and use.

Description

Clamp bolted connection's prefabricated calandria of electric power

Technical Field

The utility model relates to the technical field of electric power calandria, in particular to an electric power prefabricated calandria connected by a clamp bolt.

Background

The power calandria is also named as a power cable pipe, a cement cable pipe, a power calandria and the like, has the outstanding characteristics of high strength and small friction resistance which is 40 percent higher than that of a common pipe, the bending load of a pipe body is not less than 12000N, the external pressure load is not less than 15000N, the power calandria can be used for laying roads of various levels, the friction resistance between the inner wall and the cable is the most outstanding advantage of the power calandria, the friction coefficient of the power calandria is less than 0.35 and is obviously lower than that of other types of cable pipes such as glass fiber reinforced plastics, PVC and the like, the number of work wells is reduced when the cable is led, the engineering cost is reduced, and the traction length of the cable is increased.

When the existing electric prefabricated calandria is connected, the existing electric prefabricated calandria is cast in place under most conditions, or a connecting piece is manufactured in a factory in advance, the cast in place needs to consume more time, the sealing performance is general, the factory manufacturing volume is large, more materials are consumed, and the overall cost is increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the electric prefabricated pipe connected by the clamp bolt, and solves the problems that more time is consumed for cast-in-place, the sealing performance is general, the factory manufacturing volume is large, more materials are consumed, and the overall cost is increased.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a prefabricated calandria of electric power of clamp bolted connection, includes prefabricated calandria and connection clamp, the quantity of prefabricated calandria and connection clamp all is provided with a plurality ofly, the bottom of connection clamp is provided with the hex head bolt, the top on hex head bolt surface is provided with the nut, all be provided with expansion bolts around the connection clamp both sides, expansion bolts's one end through connection clamp and prefabricated calandria extend to the inside of prefabricated calandria.

Preferably, the top end of the hex head bolt extends through the top connector clip and to the top.

Preferably, the surface of the hexagon head bolt is sleeved with a spring gasket between the side opposite to the nut and the connecting clamp.

Preferably, the inside of prefabricated calandria is seted up the through-hole with expansion bolts looks adaptation.

Preferably, the connection clamp is located at the center of the connection position of the two prefabricated pipe racks.

Advantageous effects

The utility model provides an electric prefabricated pipe bank connected by a clamp bolt. Compared with the prior art, the method has the following beneficial effects:

(1) this clamp bolted connection's prefabricated calandria of electric power, quantity through prefabricated calandria and connection clamp all is provided with a plurality ofly, the bottom of connecting the clamp is provided with hexagon head bolt, the top on hexagon head bolt surface is provided with the nut, all be provided with expansion bolts around the connection clamp both sides, expansion bolts's one end through connection clamp and prefabricated calandria and extend to the inside of prefabricated calandria, the concentricity of calandria passageway has been improved through the clamp connection, through scribbling sealed glue between clamp and prefab, high durability and convenient operation, it is sealed effectual, through the expansion bolts mounting hole of reserving in clamp and prefab both sides, the integrality of whole product has been promoted, make the product can not take place the displacement along with cable traction direction because of the cable laying construction.

(2) This clamp bolted connection's prefabricated calandria of electric power, the top through hexagon head bolt runs through top connection clamp and extends to the top, the surface of hexagon head bolt just is located the nut and is connected the cover and be equipped with the spring spacer between the clamp relative one side, the through-hole with expansion bolts looks adaptation is seted up to the inside of prefabricated calandria, the product is whole to compare with other connected modes of model, wholly use concrete material few, the sexual valence relative altitude of product, the transportation, the handling, the installation is more high-efficient, more do benefit to and use widely.

Drawings

FIG. 1 is a partial perspective view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a side view of the structure of the present invention;

fig. 4 is a top view of the structure of the present invention.

In the figure: 1-prefabricated calandria, 2-connection clamp, 3-hexagon bolt, 4-nut, 5-expansion bolt, 6-spring gasket and 7-through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a prefabricated calandria of electric power of clamp bolted connection, includes prefabricated calandria 1 and connection clamp 2, and connection clamp 2 is the U type generally, and the quantity of prefabricated calandria 1 and connection clamp 2 all is provided with a plurality ofly, and the bottom of connection clamp 2 is provided with hexagon head bolt 3, and the top on 3 surfaces of hexagon head bolt is provided with nut 4, all is provided with expansion bolts 5 around the connection clamp 2 both sides, and expansion bolts 5's one end runs through connection clamp 2 and prefabricated calandria 1 and extends to the inside of prefabricated calandria 1.

The mode of field installation connection is adopted, more time is saved, and the sealing performance of connection is good.

Specifically, the top end of the hexagon head bolt 3 penetrates the top connector clip 2 and extends to the top.

Specifically, a spring washer 6 is sleeved on the surface of the hexagon head bolt 3 and between the nut 4 and the side opposite to the connector clip 2.

The whole is small and exquisite, and the material that uses is less, can reduce holistic manufacturing cost.

Specifically, the inside of prefabricated calandria 1 is seted up with expansion bolts 5 looks adaptation's through-hole 7.

Specifically, the connecting clamp 2 is located at the center of the joint of the two prefabricated pipes 1.

And those not described in detail in this specification are well within the skill of those in the art.

During the use, will connect clamp 2 joint in the junction of two prefabricated calandrias 1, then inject expansion bolts 5 and connect clamp 2 in, fix it in the inside through-hole 7 of prefabricated calandria 1, then utilize hexagon head bolt 3 to connect two and connect clamp 2, overlap spring shim 6 on hexagon head bolt 3, then with nut 4 rotatory hexagon head bolt 3, accomplish fixedly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prefabricated calandria of electric power of clamp bolted connection, includes prefabricated calandria (1) and connection clamp (2), the quantity of prefabricated calandria (1) and connection clamp (2) all is provided with a plurality of, its characterized in that: the bottom of connecting clamp (2) is provided with hexagon head bolt (3), the top on hexagon head bolt (3) surface is provided with nut (4), all be provided with expansion bolts (5) around connecting clamp (2) both sides, the one end through connection clamp (2) and prefabricated calandria (1) of expansion bolts (5) extend to the inside of prefabricated calandria (1).

2. A clamp-bolt connected electrically prefabricated pipe rack according to claim 1, characterized in that: the top end of the hexagon head bolt (3) penetrates through the top connection hoop (2) and extends to the top.

3. A clamp-bolt connected electrically prefabricated pipe rack according to claim 1, characterized in that: the surface of hexagon head bolt (3) just is located and is equipped with spring shim (6) between nut (4) and the relative one side of connection clamp (2).

4. A clamp-bolt connected electrically prefabricated pipe rack according to claim 1, characterized in that: the prefabricated calandria (1) is internally provided with a through hole (7) matched with the expansion bolt (5).

5. A clamp-bolt connected electrically prefabricated pipe rack according to claim 1, characterized in that: the connecting clamp (2) is positioned at the center of the joint of the two prefabricated calandrias (1).