CN108612917A - A kind of vertical vibration damping antidetonation suspension and support based on disk spring - Google Patents

Abstract

The invention discloses a kind of vertical vibration damping antidetonation suspension and support based on disk spring, including first level bar, the second horizon bar, the first hound, the second hound, the first montant, the second montant；First level bar is arranged in the top of the second horizon bar between the first montant and the second montant, and is provided with dampening assembly between first level bar and the second horizon bar；The both ends of first level bar are respectively placed in the guide chute on the inside of the first montant and the second montant；First level bar can move up and down in the guide chute.The vertical rigidity of two montants of this antidetonation suspension and support is controlled by disk spring, according to the concrete condition of suspension and support, its rigidity can quickly be adjusted by increasing and decreasing the quantity of disk spring, a kind of flexible anti-vibration and earth-quake resistant mechanism are provided for suspension and support, it is strong with durability, stroke is short, load weight, occupied space it is few, dismounting it is flexible the features such as.

Description

A vertical vibration-damping anti-seismic support and hanger based on disc springs

technical field

The invention relates to the field of installation and fixing of pipelines in building mechanical and electrical engineering, in particular to a vertical vibration-damping and anti-seismic support and hanger based on disc springs.

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 a working environment with strong vibrations, the supports and hangers will generate strong vibrations. The use performance and safety of the support and hanger, once the support and hanger fails, it will cause a pipeline collapse accident, which will 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.

Traditional anti-seismic supports and hangers generally have problems such as complex structural design, difficult production and processing, high production and maintenance costs, low installation efficiency, poor corrosion resistance, and lack of safety, especially in the vertical anti-seismic aspect.

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 vertical vibration-absorbing and anti-vibration hanger based on disc springs.

The present invention realizes through following technical scheme:

A vertical shock-absorbing anti-seismic hanger based on disc springs, comprising a first horizontal bar 3.3, a second horizontal bar 3.4, a first diagonal brace 3.5, a second diagonal brace 3.6, a first vertical rod 3.1, a second Two vertical bars 3.2;

The first diagonal brace 3.5 and the second diagonal brace 3.6 are respectively hinged to the two ends of the second horizontal rod 3.4, and the first vertical rod 3.1 and the second vertical rod 3.2 are respectively connected to the two ends of the horizontal rod 3.4 by screws. ends;

The upper ends of the first diagonal brace 3.5 and the first vertical rod 3.1 and the second vertical rod 3.2 and the second diagonal brace 3.6 are respectively connected to the structural layer 8.1;

The first horizontal bar 3.3 is arranged above the second horizontal bar 3.4 between the first vertical bar 3.1 and the second vertical bar 3.2, and a damper is arranged between the first horizontal bar 3.3 and the second horizontal bar 3.4. Shock assembly; the two ends of the first horizontal bar 3.3 are respectively placed in the guide chute inside the first vertical bar 3.1 and the second vertical bar 3.2; the first horizontal bar 3.3 can move up and down along the guide chute.

The damping assembly is two sets of disc spring damping assemblies with the same structure;

Each set of disc spring damping components includes a disc spring 4.1 and a half-thread positioning rod 4.3; the two ends of the half-thread positioning rod 4.3 are threaded sections, and the middle part is a smooth section;

The disc spring 4.1 is sleeved on the smooth section in the middle, and the threaded sections at the two ends pass through the first horizontal bar 3.3 and the second horizontal bar 3.4 respectively, and are connected between the first horizontal bar 3.3 and the second horizontal bar 3.4 The outer side of the mounting nut is limited, and then the disc spring 4.1 is limited between the first horizontal rod 3.3 and the second horizontal rod 3.4.

The first vertical bar 3.1 and the second vertical bar 3.2 are parallel to each other, their lower ends are fixedly connected to the second horizontal bar 3.4 through bolts 5.1, and their upper ends are respectively connected to the structural layer 8.1 through the fully threaded suspender 2.1. The first expansion bolts 1.1, 1.2 are fixedly connected.

The upper ends of the first diagonal bracing rod 3.5 and the second diagonal bracing rod 3.6 are respectively connected to the second expansion bolt 1.3 on the structural layer 8.1 through the upper end screw rod 2.5, the upper end hinge part 9.3 and the support 9.1 in sequence.

The lower ends of the first diagonal brace 3.5 and the second diagonal brace 3.6 are flexibly connected to the two ends of the second horizontal rod 3.4 through the lower end screw 2.7 and the lower hinge 9.5 respectively.

The middle part of the first horizontal bar 3.3 is used to place the pipe 6.2, and the pipe 6.2 is fixed to the first horizontal bar 3.3 through the pipe clamp 6.1.

In the length direction of the first vertical bar 3.1 and the second vertical bar 3.2, two stiffening bolts 7.1 and 7.3 are arranged at intervals respectively.

The inclination angle of the first diagonal strut 3.5 and the second diagonal strut 3.6 relative to the horizontal plane is 40°-45°.

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

The vertical rigidity of the two vertical rods of the present invention is controlled by disc springs. According to the specific conditions of the hanger, the stiffness can be quickly adjusted by increasing or decreasing the number of disc springs, providing a flexible support for the hanger. Vibration-absorbing and anti-seismic mechanism has the characteristics of strong durability, short stroke, heavy load, less space occupation, and flexible assembly and disassembly.

The invention has the advantages of simple structure, easy production, flexible disassembly and assembly, convenient maintenance and greatly reduced cost; it can be quickly combined into butterfly springs with different rigidities according to engineering requirements, and has good engineering practicability.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the vertical vibration-damping anti-seismic support and hanger based on disc springs of the present invention.

Figure 2 is a structural schematic diagram of the shock absorbing assembly.

Detailed ways

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

Example

As shown in Figures 1 to 2. The invention discloses a vertical shock-absorbing and anti-vibration hanger based on disc springs, which includes a first horizontal bar 3.3, a second horizontal bar 3.4, a first diagonal brace 3.5, a second diagonal brace 3.6, a first vertical Rod 3.1, second vertical rod 3.2;

The first diagonal brace 3.5 and the second diagonal brace 3.6 are respectively hinged to the two ends of the second horizontal rod 3.4, and the first vertical rod 3.1 and the second vertical rod 3.2 are respectively connected to the two ends of the horizontal rod 3.4 by screws. ends;

The upper ends of the first diagonal brace 3.5 and the first vertical rod 3.1 and the second vertical rod 3.2 and the second diagonal brace 3.6 are respectively connected to the structural layer 8.1;

The first horizontal bar 3.3 is arranged above the second horizontal bar 3.4 between the first vertical bar 3.1 and the second vertical bar 3.2, and a damper is arranged between the first horizontal bar 3.3 and the second horizontal bar 3.4. Shock assembly; the two ends of the first horizontal bar 3.3 are respectively placed in the guide chute inside the first vertical bar 3.1 and the second vertical bar 3.2; the first horizontal bar 3.3 can move up and down along the guide chute.

The damping assembly is two sets of disc spring damping assemblies with the same structure;

Each set of disc spring damping components includes a disc spring 4.1 and a half-thread positioning rod 4.3; the two ends of the half-thread positioning rod 4.3 are threaded sections, and the middle part is a smooth section;

The disc spring 4.1 is sleeved on the smooth section in the middle, and the threaded sections at the two ends pass through the first horizontal bar 3.3 and the second horizontal bar 3.4 respectively, and are connected between the first horizontal bar 3.3 and the second horizontal bar 3.4 The outer side of the mounting nut is limited, and then the disc spring 4.1 is limited between the first horizontal rod 3.3 and the second horizontal rod 3.4.

The quantity of disc spring 4.1 can be increased or decreased according to design needs. Disc springs are small in size and are suitable for the limited space of the anti-seismic support and hanger. In addition, the vertical stiffness of the shock absorbing device can be controlled by increasing or decreasing the number of disc springs, which is convenient for adjusting the overall stiffness of the support and hanger. The vertical rod with disc spring has the characteristics of strong durability, short stroke, heavy load, less space occupation, and flexible disassembly and assembly. It can be freely combined into spring groups with different rigidities according to engineering needs. It has strong engineering practicability and a wide range of applications. , has good vertical shock-resistance and vibration-absorbing performance.

When an earthquake occurs, when the first horizontal rod 3.3 and the second horizontal rod 3.4 move away from or approach each other, the disk springs between them are pressed to play the role of energy dissipation and shock absorption.

The first vertical bar 3.1 and the second vertical bar 3.2 are parallel to each other, their lower ends are fixedly connected to the second horizontal bar 3.4 through bolts 5.1, and their upper ends are respectively connected to the structural layer 8.1 through the fully threaded suspender 2.1. The first expansion bolts 1.1, 1.2 are fixedly connected.

The upper ends of the first diagonal bracing rod 3.5 and the second diagonal bracing rod 3.6 are respectively connected to the second expansion bolt 1.3 on the structural layer 8.1 through the upper end screw rod 2.5, the upper end hinge part 9.3 and the support 9.1 in sequence.

The lower ends of the first diagonal brace 3.5 and the second diagonal brace 3.6 are flexibly connected to the two ends of the second horizontal rod 3.4 through the lower end screw 2.7 and the lower hinge 9.5 respectively.

The middle part of the first horizontal bar 3.3 is used to place the pipe 6.2, and the pipe 6.2 is fixed to the first horizontal bar 3.3 through the pipe clamp 6.1.

In the length direction of the first vertical bar 3.1 and the second vertical bar 3.2, two stiffening bolts 7.1 and 7.3 are arranged at intervals respectively.

The inclination angle of the first diagonal strut 3.5 and the second diagonal strut 3.6 relative to the horizontal plane is 40°-45°.

The first horizontal rod 3.3, the second horizontal rod 3.4, the first diagonal brace 3.5, the second diagonal brace 3.6, the first vertical rod 3.1 and the second vertical rod 3.2 of the present invention can use channel steel or tubular members .

The anti-seismic support and hanger of the present invention has a left-right symmetrical structure, and can also adopt single-side, multi-directional and other layout forms according to the anti-seismic and vibration reduction requirements of the support and hanger. 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.

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 (8)

1. a kind of vertical vibration damping antidetonation suspension and support based on disk spring, it is characterised in that：Including first level bar (3.3), Two horizon bars (3.4), the first hound (3.5), the second hound (3.6), the first montant (3.1), the second montant (3.2)；

First hound (3.5) and the second hound (3.6) are hingedly connected to two ends of the second horizon bar (3.4), First montant (3.1) and the second montant (3.2) are connected to two ends of horizon bar (3.4) by screw rod；

First hound (3.5) and the first montant (3.1) and the second montant (3.2) and the second hound (3.6) it is upper End is connected on structure sheaf (8.1)；

The first level bar (3.3) is arranged in the second horizon bar between the first montant (3.1) and the second montant (3.2) (3.4) top, and it is provided with dampening assembly between first level bar (3.3) and the second horizon bar (3.4)；First level bar (3.3) both ends are respectively placed in the guide chute on the inside of the first montant (3.1) and the second montant (3.2)；First level bar (3.3) it can move up and down in the guide chute.

2. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 1, it is characterised in that：The damping group Part is the identical disk spring damping assembly of two groups of structures；

Each group of disk spring damping assembly includes disk spring (4.1), half-thread locating rod (4.3)；The half-thread positions Two ends of bar (4.3) are thread segment, and middle part is smooth section；

The disk spring (4.1) is set in the smooth section at middle part, and the thread segment of two ends is each passed through first level bar (3.3) and the second horizon bar (3.4), and in the outside of first level bar (3.3) and the second horizon bar (3.4) installation nut limit Position, and then disk spring (4.1) is limited between first level bar (3.3) and the second horizon bar (3.4).

3. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 2, it is characterised in that：Described first is perpendicular Parallel to each other between bar (3.1) and the second montant (3.2), their lower end passes through bolt (5.1) and the second horizon bar respectively (3.4) it is fixedly connected, their upper end passes through the first expansion bolt on full thread sunpender (2.1) and structure sheaf (8.1) respectively (1.1,1.2) are affixed.

4. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 3, it is characterised in that：Described first tiltedly The upper end of strut (3.5) and the second hound (3.6), pass sequentially through respectively upper end screw rod (2.5), upper end articulation piece (9.3) and The second expansion bolt (1.3) on bearing (9.1) connection structure layer (8.1).

5. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 4, it is characterised in that：Described first tiltedly It is living to pass sequentially through lower end screw rod (2.7), lower end articulation piece (9.5) respectively for the lower end of strut (3.5) and the second hound (3.6) Dynamic two ends for being connected to the second horizon bar (3.4).

6. according to the vertical vibration damping antidetonation suspension and support based on disk spring described in any one of Claims 1 to 5, feature exists In：For placing pipeline (6.2), pipeline (6.2) passes through pipe clamp (6.1) and the first water at the middle part of the first level bar (3.3) Flat bar (3.3) is fixed.

7. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 6, it is characterised in that：Described first is perpendicular Bar (3.1), the second montant (3.2) length direction on, be respectively provided with two bolts of putting more energy into (7.1,7.3).

8. the vertical vibration damping antidetonation suspension and support based on disk spring according to claim 6, it is characterised in that：Described first tiltedly It is 40 °~45 ° that strut (3.5) and the second hound (3.6), which are inclined relative to horizontal angle,.