CN108506584A - A kind of antidetonation suspension and support based on disk spring vibration damping - Google Patents

Abstract

The invention discloses an anti-seismic support and hanger based on disc spring vibration reduction, which includes a horizontal bar, a vertical bar and an anti-seismic oblique bar; the oblique bar is hinged to the left end of the horizontal bar, and the vertical bar is connected to the horizontal bar through bolts The left end of the rod; the upper ends of the anti-seismic oblique rod and the vertical rod are respectively connected with the structural layer; the lower end of the anti-seismic oblique rod is equipped with a disc spring damping assembly; the disc spring damping assembly includes a half-thread positioning rod , Disc spring; the middle part of the semi-thread positioning rod is a smooth section, and the two ends are threaded sections; the anti-seismic hanger is equipped with a disc spring damping assembly at the lower end of the anti-seismic oblique bar and vertical bar, which has anti-seismic, Capability of damping and strengthening the support and hanger; simple structure, easy production, flexible disassembly and assembly, easy maintenance, greatly reducing costs; good durability, can be used in harsh service environments; short stroke and large load, can save installation space and improve efficiency.

Description

An anti-seismic support and hanger based on disc spring vibration reduction

technical field

The invention relates to the field of installation and fixing of pipelines in construction mechanical and electrical engineering, in particular to an anti-seismic support and hanger based on disc springs for vibration reduction.

Background technique

Anti-seismic supports and hangers have been widely used in the installation and fixing fields of construction electromechanical engineering, aiming at reducing the damage caused by earthquakes to electromechanical engineering. At present, rigid supports and hangers are generally used in electromechanical and fire-fighting pipeline projects in my country. In a working environment with strong vibration, the supports and hangers will generate strong vibration. Under the action of earthquakes, rigid supports will generate large internal forces, seriously affecting the pipeline. And the performance and safety of the support and hanger, once the support and hanger fails, it will lead to the collapse of the pipeline and cause irreparable losses. "Code for Seismic Design of Building Mechanical and Electrical Engineering" stipulates that building mechanical and electrical engineering in areas with seismic fortification intensity of 6 degrees and above must carry out seismic design, but the existing codes only stipulate that seismic support and hangers should be seismically constructed, and no specific seismic design is given. Design requirements.

At present, the traditional anti-seismic supports and hangers have problems such as complex structural design, difficult production and processing, high production and maintenance costs, low installation efficiency, poor corrosion resistance, and unguaranteed safety.

Contents of the invention

The object of the present invention is to overcome the shortcomings and deficiencies of the above-mentioned prior art, and provide a shock-resistant support and hanger based on disc springs for vibration reduction. Its structure is simple, easy to produce, easy to install, low in cost, flexible in disassembly and assembly, good in durability and strong in vibration damping ability; , can effectively reduce the vibration of electromechanical pipeline facilities in daily operation, and can effectively protect the safety of electromechanical pipeline facilities under earthquake action.

The present invention realizes through following technical scheme:

An anti-seismic support and hanger based on disc spring vibration reduction, including a horizontal bar 10.2, a vertical bar 10.1 and an anti-seismic diagonal bar 5.1;

The lower ends of the anti-seismic diagonal bar 5.1 and the vertical bar 10.1 are connected to the left end of the horizontal brace 10.2, wherein the diagonal brace 5.1 is hinged to the left end of the horizontal brace 10.2, and the vertical brace 10.1 is connected to the horizontal brace 10.2 by bolts The left end of the left end; the upper ends of the anti-seismic diagonal bar 5.1 and the vertical bar 10.1 are respectively connected with the structural layer 14.1;

The lower end of the anti-vibration rod 5.1 is equipped with a disc spring damping assembly;

The disc spring damping assembly includes a half-thread positioning rod 4.2 and a disc spring 6.1; the middle part of the half-thread positioning rod 4.2 is a smooth section, and both ends are threaded sections;

The half-thread positioning rod 4.2 extends into the anti-seismic oblique rod 5.1 through the positioning orifice plate 5.2, with the positioning orifice plate 5.2 as the boundary, a part of the smooth section is located inside the anti-seismic oblique rod 5.1, and the other part is located outside the anti-seismic oblique rod 5.1; correspondingly , a part of the disc spring 6.1 is sleeved on the smooth section inside the anti-seismic oblique rod 5.1, and the other part is sleeved on the smooth section outside the anti-seismic oblique bar 5.1; nuts 7.1 and 7.2 are installed on the threaded section respectively, and the disc spring 6.1 Restricted to smooth segments.

The lower end of the vertical bar 10.1 is also equipped with a disc spring damping assembly, which has the same structure as the disc spring damping assembly at the lower end of the anti-seismic oblique bar 5.1, the difference is that the disc spring damping assembly at the lower end of the vertical bar 10.1 is The threaded section of the half-thread positioning rod directly passes through the upper and lower sides of the horizontal rod 10.2, and is fixed by a nut.

The anti-seismic oblique bar 5.1 is inclined 40°-45° relative to the vertical bar 10.1; the vertical bar 10.1 and the horizontal bar 10.2 are perpendicular to each other.

The upper end of the vertical bar 10.1 is connected with the second expansion bolt 1.2 fixed on the structural layer 14.1 with the fully threaded suspender 8.1.

In the length direction of the vertical bar 10.1, two stiffening bolts 9.1, 9.2 are respectively arranged at intervals.

The upper end of the anti-seismic oblique rod 5.1 is rotationally hinged with the fixed support 2.1 on the structural layer 14.1 through the fully threaded rod 4.2 and the upper hinge 2.3 in turn; the fixed support 2.1 is fixedly connected with the first expansion bolt 1.1 fixed on the structural layer 14.1 ;

The fully threaded rod 4.2 is threadedly connected with the upper end of the anti-seismic oblique rod 5.1.

The upper side of the right end of the horizontal bar 10.2 is used to place the pipeline 16.1, and the pipeline 16.1 is fixed with the horizontal bar 10.2 by the pipe clamp 15.1.

Compared with the prior art, the present invention has the following advantages and effects:

The anti-seismic support and hanger is equipped with a disc spring damping assembly at the lower end of the anti-seismic inclined bar 5.1 and the vertical bar 10.1, which has the ability of anti-seismic, vibration reduction and reinforcement of the support and hanger; the structure is simple, easy to produce, flexible in disassembly and assembly, and convenient Maintenance greatly reduces the cost; good durability, can be used in harsh service environments; short stroke and heavy load, can save installation space and improve efficiency.

The disc spring stiffness can be adjusted quickly, and can be freely combined into spring groups with different stiffnesses according to engineering needs. It has a wide range of applications and strong practicability; it provides a flexible anti-seismic and vibration-damping mechanism with good shock-resistance and vibration-damping performance.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

Detailed ways

The present invention will be described in further detail below in conjunction with specific embodiments.

Example

As shown in Figure 1. The invention discloses an anti-seismic support and hanger based on disc spring vibration reduction, which includes a horizontal bar 10.2, a vertical bar 10.1 and an anti-seismic slanting bar 5.1; the lower ends of the anti-seismic slanting bar 5.1 and the vertical bar 10.1 are connected to the horizontal bar 10.2 The left end of the horizontal strut 10.2, wherein the diagonal strut 5.1 is hinged to the left end of the horizontal strut 10.2, and the vertical strut 10.1 is connected to the left end of the horizontal strut 10.2 by bolts; Structural layer 14.1 Connections;

The lower end of the anti-vibration rod 5.1 is equipped with a disc spring damping assembly. The anti-seismic oblique bar 5.1 and the vertical bar 10.1 can adopt circular steel cylinder or channel steel.

The disc spring damping assembly includes a half-thread positioning rod 4.2 and a disc spring 6.1; the middle part of the half-thread positioning rod 4.2 is a smooth section, and both ends are threaded sections;

The half-thread positioning rod 4.2 extends into the anti-seismic oblique rod 5.1 through the positioning orifice plate 5.2, with the positioning orifice plate 5.2 as the boundary, a part of the smooth section is located inside the anti-seismic oblique rod 5.1, and the other part is located outside the anti-seismic oblique rod 5.1; correspondingly , a part of the disc spring 6.1 is sleeved on the smooth section inside the anti-seismic oblique rod 5.1, and the other part is sleeved on the smooth section outside the anti-seismic oblique bar 5.1; nuts 7.1 and 7.2 are installed on the threaded section respectively, and the disc spring 6.1 Restricted to smooth segments. Under the action of external force, the semi-thread positioning rod 4.2 can reciprocate along the axial direction of the anti-seismic inclined rod 5.1.

The lower end of the vertical bar 10.1 is also equipped with a disc spring damping assembly, which has the same structure as the disc spring damping assembly at the lower end of the anti-seismic oblique bar 5.1, the difference is that the disc spring damping assembly at the lower end of the vertical bar 10.1 is The threaded section of the half-thread positioning rod directly passes through the upper and lower sides of the horizontal rod 10.2, and is fixed by a nut.

The disc spring has the characteristics of strong durability, short stroke, heavy load, less space, and flexible assembly and disassembly. It can be freely combined into spring groups with different rigidities according to engineering needs. It has strong engineering practicability, a wide range of applications, and good shock resistance. Vibration damping performance.

The anti-seismic oblique bar 5.1 is inclined 40°-45° relative to the vertical bar 10.1; the vertical bar 10.1 and the horizontal bar 10.2 are perpendicular to each other.

The upper end of the vertical bar 10.1 is connected with the second expansion bolt 1.2 fixed on the structural layer 14.1 with the fully threaded suspender 8.1.

In the length direction of the vertical bar 10.1, two stiffening bolts 9.1, 9.2 are respectively arranged at intervals.

The upper end of the anti-seismic oblique rod 5.1 is rotationally hinged with the fixed support 2.1 on the structural layer 14.1 through the fully threaded rod 4.2 and the upper hinge 2.3 in turn; the fixed support 2.1 is fixedly connected with the first expansion bolt 1.1 fixed on the structural layer 14.1 ;

The fully threaded rod 4.2 is threadedly connected with the upper end of the anti-seismic oblique rod 5.1.

The upper side of the right end of the horizontal bar 10.2 is used to place the pipeline 16.1, and the pipeline 16.1 is fixed with the horizontal bar 10.2 by the pipe clamp 15.1.

The invention can be applied to the anti-shock and vibration reduction of pipeline supports and hangers such as cables, air pipes and water pipes.

The tensile and compressive stiffness of the anti-seismic brace is controlled by the disc spring, which has good shock-absorbing and anti-vibration capabilities. The disc spring has the characteristics of strong durability, short stroke, heavy load, less space occupation, and flexible assembly and disassembly. Disc springs with different rigidities and quantities can be freely combined according to the actual needs of the project to form different anti-lateral rigidities, which has good engineering practicability.

As described above, the present invention can be preferably carried out.

The implementation of the present invention is not limited by the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not deviate from the spirit and principles of the present invention should be equivalent replacement methods, and are all included in within the protection scope of the present invention.

Claims (7)

1. a kind of antidetonation suspension and support based on disk spring vibration damping, which is characterized in that including horizon bar (10.2), montant (10.1) And antidetonation brace (5.1)；

The lower end of the antidetonation brace (5.1) and montant (10.1) is connected to the left part of triatic stay (10.2), wherein diagonal brace Bar (5.1) is articulated with the left part of triatic stay (10.2), and perpendicular strut (10.1) is bolted to triatic stay (10.2) Left part；The upper end of the antidetonation brace (5.1) and montant (10.1) is connect with structure sheaf (14.1) respectively；

The lower end of the antidetonation brace (5.1) is equipped with disk spring damping assembly；

The disk spring damping assembly includes half-thread locating rod (4.2), disk spring (6.1)；The half-thread locating rod (4.2) middle part is smooth section, and both ends are thread segment；

The half-thread locating rod (4.2) is stretched by positioning orifice plate (5.2) in antidetonation brace (5.1), to position orifice plate (5.2) A part for boundary, smooth section is located at antidetonation brace (5.1) inside, and it is external that another part is located at antidetonation brace (5.1)；Accordingly The part on ground, disk spring (6.1) is sheathed in the internal smooth section of antidetonation brace (5.1), and another part is sheathed on antidetonation In the external smooth section of brace (5.1)；Nut (7.1,7.2) is installed on thread segment respectively, disk spring (6.1) is limited in In smooth section.

2. the antidetonation suspension and support based on disk spring vibration damping according to claim 1, it is characterised in that：The montant (10.1) Lower end disk spring damping assembly, the disk spring damping assembly phase of structure and antidetonation brace (5.1) lower end are also installed Together, the difference is that the thread segment of the half-thread locating rod of the disk spring damping assembly of montant (10.1) lower end directly through The both sides up and down of horizon bar (10.2), and fixed by nut.

3. the antidetonation suspension and support based on disk spring vibration damping according to claim 2, it is characterised in that：The antidetonation brace (5.1) 40 °~45 ° are tilted relative to montant (10.1)；Montant (10.1) and horizon bar (10.2) are orthogonal.

4. the antidetonation suspension and support based on disk spring vibration damping according to claim 2, it is characterised in that：Montant (10.1) it is upper End full thread sunpender (8.1) is connect with the second expansion bolt (1.2) for being fixed on structure sheaf (14.1).

5. the antidetonation suspension and support based on disk spring vibration damping according to claim 2, it is characterised in that：The length of montant (10.1) It spends on direction, is respectively provided with two bolts of putting more energy into (9.1,9.2).

6. the antidetonation suspension and support based on disk spring vibration damping according to claim 2, it is characterised in that：Antidetonation brace (5.1) Upper end, pass sequentially through Full threaded rod (4.2) and upper end articulation piece (2.3) and the hold-down support (2.1) on structure sheaf (14.1) Rotation is hinged；Hold-down support (2.1) is fixedly connected with the first expansion bolt (1.1) being fixed on structure sheaf (14.1)；

Full threaded rod (4.2) is threadedly coupled with the upper end of antidetonation brace (5.1).

7. the antidetonation suspension and support based on disk spring vibration damping according to claim 2, it is characterised in that：Horizon bar (10.2) For placing pipeline (16.1), pipeline (16.1) is fixed by pipe clamp (15.1) and horizon bar (10.2) for the upside of right end.