CN211778428U

CN211778428U - Screw rod structure and antidetonation support that antidetonation support was used

Info

Publication number: CN211778428U
Application number: CN201922151789.1U
Authority: CN
Inventors: 王烈钢; 朱立桥; 徐航洋; 毛港辉
Original assignee: Zhejiang Hangxin Support Hanging Co ltd
Current assignee: Zhejiang Hangxin Support Hanging Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-10-27
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a screw rod structure that antidetonation support was used, characterized by, including the glossy straight round bar in surface, the both ends of straight round bar are equipped with respectively with the coaxial integrative screw thread section of straight round bar. The utility model has the advantages that the surface of the screw rod is smooth, the stress is not easy to concentrate, the surface integrity is good, the stress concentration on the surface of the screw rod can be prevented, the reliability is higher, the more stable supporting function is realized, and the service life of the anti-seismic support is prolonged; the screw rod is directly processed through the round rod, so that the processing and the forming are convenient, and the production cost is low; the screw is soaked in the antirust agent for a period of time to realize the arrangement of the antirust layer on the surface of the screw, so that the screw thread is prevented from being rusted, and the service life of the screw is prolonged.

Description

Screw rod structure and antidetonation support that antidetonation support was used

Technical Field

The utility model belongs to the technical field of the support of combatting earthquake, specifically a screw rod structure and support of combatting earthquake that support of combatting earthquake was used.

Background

In view of the great destructiveness of earthquakes, the earthquake-proof performance is an important construction index which must be considered before building construction, and by arranging the earthquake-proof facilities, when an earthquake occurs, earthquake damage can be relieved, and secondary disasters can be reduced or prevented as much as possible, so that casualties and property loss are reduced. The building is usually provided with water supply, drainage, fire protection, heating, ventilation, air conditioning, gas, electric power, heating power, communication and other electromechanical engineering facilities, the engineering facilities are all provided with pipelines, and the laying of the pipelines in the building is an important factor influencing the anti-seismic performance of the building, so the arrangement of the anti-seismic support outside the pipelines is also an important consideration for building construction, and the screw of the existing anti-seismic support adopts a full-tooth screw, so that the cost is high, and the strength is low. For example, chinese patent publication No. CN207701937U discloses "a pipe anti-seismic support" in 2019, 11/5, it includes the main stay structure, bracing structure and fixed knot construct, the main stay structure includes the main stay channel-section steel, pass the full tooth screw rod and the first crab-bolt of fixed connection on full tooth screw rod top of the main stay channel-section steel, main stay channel-section steel one side is provided with the screw rod hasp, the main stay channel-section steel passes through the screw rod hasp to be fixed on full tooth screw rod, full tooth screw rod is connected through first crab-bolt and concrete layer, the bracing structure includes two bracing channel-sections, the second crab-bolt of setting at the adjustable hinge connecting piece at bracing channel-section steel both ends and being connected with adjustable hinge connecting piece, fixed knot constructs including first pipe clamp and second pipe clamp, first pipe clamp and second pipe clamp are fixed on the pipeline, first pipe clamp top is fixed in full tooth screw rod bottom, two bracing channel-sections respectively with first pipe clamp and second pipe clamp fixed connection. The novel anti-seismic steel bar groove main support has the advantages that the full-tooth screw is arranged in the groove main support channel steel, the surface thread structure of the full-tooth screw causes the strength reduction of the full-tooth screw, stress concentration is easy, failure and deviation are easy to occur in anti-seismic, and reliability is poor.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model provides a screw rod structure and antidetonation support that antidetonation support was used can improve the intensity of screw rod, reduces the cost of screw rod, improves the connection reliability of antidetonation support.

In order to realize the purpose of the invention, the utility model adopts the following technical scheme: the utility model provides a screw rod structure that antidetonation support was used, characterized by, including the smooth straight round bar in surface, the both ends of straight round bar are equipped with respectively and are changeed the screw thread section of an organic whole with straight round bar is coaxial.

The screw rod that antidetonation support was used adopts full tooth screw rod usually, a support for connecting concrete floor and connecting tube, as direct atress piece, the antidetonation support still sets up the anti-seismic performance that side brace and bearing diagonal improve the pipeline support in its outside, however, its surface stress is too big when the atress is crooked for full tooth screw rod, easy stress concentration, the surface screw thread also collapses easily, lose connection and antidetonation effect, the reliability is poor, and the screw rod surface of this application is smooth, stress is difficult to concentrate, surface integrality is good, thereby can improve the reliability of antidetonation support, and machine-shaping is convenient, low in production cost. The straight round bar can adopt a standard bar, can be bought in the market, is convenient to obtain materials, and can be directly discharged according to the required length.

Preferably, the surface of the thread section is provided with a rust-proof layer. The screw is soaked in the antirust agent for a period of time to realize the arrangement of the antirust layer on the surface of the screw, so that the screw thread is prevented from being rusted, and the service life of the screw is prolonged.

Preferably, the outer end of the thread section is provided with a central technical hole. The threads are formed in a turning mode, so that the clamping of the screw rod is facilitated, and the processing and forming of the screw rod are facilitated.

Preferably, the outer ends of the thread segments are chamfered. The installation and matching of the screw rod and other related structures such as a nut, a threaded sleeve and the like are facilitated through the arrangement of the chamfer.

Preferably, the side surface of the straight round rod is provided with a plurality of concave rings, and the concave rings are in smooth transition with the side surface of the straight round rod. Through the convenient location on straight round bar surface of interior concave ring, when other parts of supplementary such as the channel-section steel support need be played to the screw rod, can conveniently accomplish the connection of straight round bar side through hasp cooperation concave ring to the side of ring transition can prevent the stress concentration of interior concave ring department, guarantees the integrality on screw rod surface, improves the life of screw rod.

Preferably, the length of the threaded segment is from 4 to 10 cm. The size of the thread section is set according to the requirement, and the manufacturing and the processing are convenient.

Preferably, the straight round bar is a solid bar. High structural strength and convenient material drawing and processing.

The utility model provides an antidetonation support, characterized by includes above-mentioned screw rod structure, and the screw thread section at screw rod structure both ends is connected respectively and is equipped with a concrete floor and a pipeline locating part. The anti-seismic support adopting the screw rod structure has higher reliability and anti-seismic performance, can prevent rust and is not easy to be damaged by stress.

To sum up, the beneficial effects of the utility model are that: the stress concentration on the surface of the screw can be prevented, the reliability is higher, the more stable supporting effect is achieved, and the service life of the anti-seismic support is prolonged; the screw rod is directly processed through the round rod, so that the processing and forming are convenient, and the production cost is low.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of another embodiment of the present invention.

Fig. 3 is the utility model discloses be applied to the structural schematic diagram on the antidetonation support.

Fig. 4 is the utility model discloses be applied to single tube side direction antidetonation support's structural schematic.

Fig. 5 is the utility model discloses be applied to the structure sketch map of rectangle tuber pipe side direction antidetonation support.

Fig. 6 is a schematic structural view of the present invention applied to the side direction of a cable bridge.

Fig. 7 is a schematic structural view of the utility model discloses be applied to cable testing bridge vertical and side direction antidetonation support.

Fig. 8 is a schematic structural view of the utility model applied to a single-tube longitudinal and lateral anti-seismic support.

Fig. 9 is a schematic structural view of the anti-seismic support applied to the rectangular air duct in the longitudinal and lateral directions.

Wherein: a central fabrication hole 13 of a threaded section 12 of a straight round rod 11 of a screw structure 1 is chamfered, a 14-concave ring 15 is chamfered, a bottom-expanding anchor bolt 21 of a concrete floor 2 is lengthened, a nut 22 is lengthened, a pipe limiting piece 3U-shaped pipe bundle 31 is screwed on a rectangular air pipe 32 of a nut 4, and the rectangular air pipe 32 is laterally supported 5 on a cable bridge 6.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Embodiment 1 shown in fig. 1 is a screw structure for an anti-seismic support, and is characterized by comprising a smooth-surfaced straight round rod 11, wherein the straight round rod 11 is a solid rod member. Both ends of the straight round rod 11 are respectively provided with a threaded section 12 which is coaxial and integrated with the straight round rod 11. The thread of the thread section 12 is manufactured by turning, and the center of the outer end of the thread section 12 is provided with a central process hole 13. The workpiece can be conveniently clamped and positioned. The outer circumference of the threaded section 12 is provided with a chamfer 14. The surface of the screw thread section 12 of the screw structure is provided with an anti-rust layer. The screw is prevented from being rusted and the service life of the screw is prolonged by soaking the thread section 12 in the antirust agent for one minute to realize the arrangement of the antirust layer on the surface of the screw. The length of the threaded segment 12 is 6 cm.

The difference between the embodiment 2 shown in fig. 2 and the embodiment 1 is that the side of the straight round bar 11 is provided with a plurality of inner concave rings 15 arranged at intervals, and the inner concave rings 15 are in smooth transition with the side of the straight round bar 11. If the screw rod needs to assist other parts such as channel steel support, the connection of the side surface of the straight round rod can be conveniently completed through the lock catch matching with the inner concave ring,

in fig. 3, an anti-seismic support is characterized by comprising the screw structure 1, wherein the screw sections 12 at two ends of the screw structure 1 are respectively connected with a concrete floor 2 and a pipeline limiting part 3. The lower end of the concrete floor slab 2 is connected with a lengthened nut 22 through a bottom expanding anchor bolt 21, and the upper end thread section 12 of the screw rod structure is screwed with the lengthened nut 22; also be equipped with a twist nut 4 on the pipeline locating part 3, it closes fixedly to accomplish the screw thread twist of screw rod structure lower extreme screw thread section 12 through twisting nut 4 to can accomplish concrete and pipeline locating part 3's fixed through screw rod structure.

In fig. 4, the screw structure 1 is applied to a single-pipe lateral anti-seismic support, the lower end of the screw structure 1 is connected to the center of the upper end of the U-shaped tube bundle 31 through the screwing nut 4, the upper end of the screw structure is fixed to a concrete floor through the lengthening nut 22, and the anti-seismic support for a single pipe is realized by matching with the lateral support 5.

In fig. 5, the screw structure 1 is applied to the lateral anti-seismic support of the rectangular air pipe 32, the rectangular air pipe 32 is limited on the rectangular frame, the screw structure 1 is provided with two symmetrical parts on two sides of the upper end of the rectangular air pipe 32, the upper ends of the two screw structures 1 are fixed with the concrete floor 2, and the lateral support 5 is matched to realize the anti-seismic support of the rectangular air pipe 32.

In fig. 6, the screw structures 1 are applied to lateral anti-seismic supports of the cable bridge 6, the cable bridge 6 is arranged on a connecting support, two symmetrical screw structures 1 are arranged at two ends of the upper side of the connecting support, the upper ends of the two screw structures 1 are fixed with the concrete floor 2, and the lateral support 5 is matched to realize anti-seismic support of the rectangular air pipe 32.

In fig. 7, the screw structures 1 are applied to longitudinal and lateral anti-seismic supports of the cable tray 6, and the difference between the anti-seismic support shown in fig. 7 and the anti-seismic support shown in fig. 6 is that longitudinal supports are obliquely arranged on the side surfaces of the connecting supports of the cable tray 6 corresponding to the positions of the two screw structures 1.

In fig. 8, the screw structure is applied to a single-pipe lateral and longitudinal anti-seismic support, and the difference between fig. 8 and the anti-seismic support shown in fig. 4 is that the side surface of the screw structure 1 is provided with a longitudinal support for connecting the screw structure 1 and a concrete floor.

In fig. 9, the screw structure is applied to lateral and longitudinal anti-seismic supports of the rectangular air pipe, and the difference between fig. 9 and the anti-seismic support shown in fig. 5 is that the side surface of the screw structure is provided with a longitudinal support for connecting the screw structure 1 and the concrete floor.

It will be appreciated by those of ordinary skill in the art that the examples described herein are intended to assist the reader in understanding the manner of practicing the invention, and it is to be understood that the scope of the invention is not limited to such specific statements and examples. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.

Claims

1. A screw structure for an anti-seismic support is characterized by comprising a straight round rod with a smooth surface, wherein two ends of the straight round rod are respectively provided with a thread section which is coaxial and integrated with the straight round rod; and an anti-rust layer is arranged on the surface of the thread section.

2. A threaded rod structure for an anti-seismic support according to claim 1, wherein the outer end of said threaded section is provided with a central fabrication hole.

3. A threaded rod structure for an earthquake-proof support according to claim 1, wherein the outer end of the threaded section is provided with a taper angle.

4. A screw structure for an earthquake-proof support according to claim 1, wherein the side of the straight round bar is provided with a plurality of concave rings, and the concave rings are in smooth transition with the side of the straight round bar.

5. A threaded rod structure for an earthquake-proof support according to claim 1, wherein the length of the threaded section is 4 to 10 cm.

6. A screw structure for an earthquake-proof support according to claim 1 or 4, wherein the straight round bar is a solid bar member.

7. An anti-seismic support, comprising a screw structure according to any one of claims 1 to 6, wherein the screw structure is provided with a concrete floor and a pipe stopper connected to the respective screw sections at both ends of the screw structure.