CN217003638U - Anti-seismic support and hanger of pipe joint structure - Google Patents

Abstract

The utility model discloses an anti-seismic support and hanger of a pipe connection structure, which comprises a plurality of parallel pipelines, wherein the parallel pipelines are provided with a common bottom support, and each pipeline is independently fixed on the bottom support by adopting an ohmic pipe bundle; the both ends at aforementioned bottom sprag respectively are equipped with one and bottom sprag vertically strengthen the channel-section steel, strengthen being equipped with on the channel-section steel and hang the stiffening member, are equipped with a full tooth screw rod in strengthening the channel-section steel, and the bottom sprag of this full tooth screw rod are connected, and the top of this full tooth screw rod is connected with a back reaming end crab-bolt through flange nut and screw rod joint (3), and back reaming end crab-bolt is connected with the building floor. According to the utility model, a plurality of pipelines are fixed in parallel through the bottom support and the heavy ohmic tube bundle, and the inclined pull supports are arranged on the side surface from the lateral direction and the radial direction, so that the anti-seismic performance of the whole pipe connection structure is better.

Description

Anti-seismic support and hanger of pipe connection structure

Technical Field

The utility model relates to an anti-seismic support and hanger of a pipe connection structure, and belongs to the technical field of construction engineering construction.

Background

The modern building design and construction need to consider adopting scientific building anti-seismic technology to prevent the temporary secondary damage caused by the falling of electromechanical devices such as electric wires, pipelines, fire-fighting systems and the like when an earthquake comes. Therefore, on the basis that the building body has high-performance earthquake resistance, the earthquake resistance of the electromechanical equipment must be implemented in a matched mode, the earthquake resistance of the electromechanical equipment is reliably guaranteed by using the earthquake-resistant support, the steel section is directly connected with the wall surface through the bolts or connected with the wall surface through the angle-shaped supports in the conventional method, and when the support and the wall body vibrate, the bolts or the support are subjected to impact force generated by vibration and cannot be effectively buffered by using the connection mode.

The electromechanical anti-seismic support limits the displacement of the attached electromechanical engineering facilities, controls the vibration of the facilities and transmits the load to various components or devices on a bearing structure, wherein the structure comprises a vertical pipe bundle, a steel beam and purlin clamp, an annular pipe crane, an anti-seismic inclined strut system, an anti-seismic steel crane component and a support, and the anti-seismic of a pipeline is also one of the components or devices. The installation of pipeline need use the pipe clamp to install, presss from both sides tightly through the pipe clamp and fixes, when the earthquake takes place, because the antidetonation degree of current anti-seismic clamping mechanism for gallows of tubulation structure is lower, the harm to the pipeline is big to influence the life of pipeline.

In the prior art, the utility model patent with the publication number of CN109190307A discloses a type selection optimization design method for an earthquake-resistant support and hanger for buildings, which comprises the steps of arranging and combining main accessories in the earthquake-resistant support and hanger according to different types to obtain all combination types of the main accessories of the earthquake-resistant support and hanger; selecting a combination type which accords with the arrangement form of the anti-seismic support and hanger from all combination types of main accessories of the anti-seismic support and hanger, and calculating the design bearing capacity and the construction cost of the anti-seismic support and hanger corresponding to each selected combination type; the design bearing capacity of the anti-seismic support and hanger corresponding to each different combination type is converted into the maximum mass capable of bearing the electromechanical pipeline; and selecting the optimal combination type from different combination types according to the type and the quality of the electromechanical pipeline and the maximum quality and the manufacturing cost of the electromechanical pipeline which can be borne by the anti-seismic support and hanger corresponding to each different combination type. The scheme can select the optimal combination scheme from the combination schemes of different types of main accessories of the anti-seismic support and hanger,

the utility model with the publication number of CN111853355A discloses an anti-seismic support and hanger structure, which comprises a support plate and anti-seismic supports arranged at two sides of the support plate, wherein the upper surface of the support plate is provided with at least one placing groove provided with a movable block, the top of the movable block is fixedly connected with a pipeline clamp, the support plate is internally provided with an L-shaped chute communicated with the placing groove, a transverse chute of the L-shaped chute is internally connected with a first slide block in a sliding way, a vertical chute of the L-shaped chute is internally connected with a second slide block in a sliding way, the first slide block and the second slide block are abutted through oblique end surfaces, one side of the movable block, which is opposite to the first slide block, is provided with a clamping position matched with the first slide block, the upper surface of the support plate is connected with a driving part for driving the second slide block to slide, the support plate is internally provided with a mounting groove communicated with the transverse chute of the L-shaped chute, the bottom of the first slide block is fixedly connected with a limiting block capable of horizontally sliding in the mounting groove, an elastic component is arranged between the limiting block and the inner side wall of the mounting groove. This scheme has solved the problem that the pipe clamp of current gallows can't dismouting change mostly.

The utility model with publication number CN212718376U discloses a height-adjustable anti-seismic support hanger, which comprises a support plate, wherein the upper surface of the support plate is connected with a pipe clamp through a damping device, and two sides of the support plate, which are positioned on the pipe clamp, are respectively provided with a telescopic support hanger; damping device has cup jointed a sliding sleeve including two slide bars of suspension in backup pad upper surface, slides respectively on two slide bars, and it has a connecting rod to articulate on each sliding sleeve, and the one end that the sliding sleeve was kept away from to the connecting rod articulates in the lower terminal surface of pipe clamp, and the both sides that lie in the sliding sleeve on the slide bar are connected with respectively and are used for restricting the gliding elastic buffer component of sliding sleeve. The scheme ensures the stability of the support and hanger by designing the damping device to buffer the vibration caused by the flowing of the substance in the bracket; meanwhile, the supporting and hanging frame is a telescopic supporting and hanging frame so as to meet the requirement that the length of the supporting and hanging frame is not uniform due to the fact that the installation height of the pipeline is not uniform due to the height design of the building.

However, the existing anti-seismic support and hanger still has the problems of poor stability, insufficient strength, difficult installation and disassembly and high cost, and further optimization design is needed.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an anti-seismic support and hanger of a pipe connection structure for solving the problems in the prior art.

The utility model is realized by the following steps:

an anti-seismic support and hanger of a pipe connection structure comprises a plurality of parallel pipes, wherein the parallel pipes are provided with a common bottom support, and each pipe is independently fixed on the bottom support by adopting an ohmic pipe bundle; the both ends at aforementioned bottom sprag respectively are equipped with one and bottom sprag vertically strengthen the channel-section steel, strengthen being equipped with on the channel-section steel and hang the stiffening member, are equipped with a full tooth screw rod in strengthening the channel-section steel, and the bottom sprag of this full tooth screw rod are connected, and the top of this full tooth screw rod is connected with a back reaming end crab-bolt through flange nut and screw rod joint (3), and back reaming end crab-bolt is connected with the building floor.

Further, the support device also comprises a lateral support and a radial support, wherein the lateral support and the radial support respectively extend from two ends of the bottom support to the lateral direction and the radial direction to form inclined pull.

Furthermore, one end of the lateral support and the radial support is connected with the bottom support through a universal anti-seismic connecting piece, and the other end of the lateral support and the radial support is connected with a rear expanded bottom anchor bolt through a universal anti-seismic connecting piece.

Furthermore, the universal anti-seismic connecting piece is connected with the lateral support or the radial support through an outer hexagon bolt and a spring nut or a channel steel lock catch.

Furthermore, the ohm tube bundle is fixed on the bottom support through the matching of an outer hexagon bolt and a spring nut or a channel steel lock catch.

Further, the bottom support, the lateral support or the radial support is a support structure made of channel steel.

Furthermore, the bottom of the full-tooth screw is connected with the bottom support through a flange nut.

Furthermore, two ends of the bottom support are provided with a channel steel end cover and a channel steel buckle plate.

Compared with the prior art, the utility model has the following effects: according to the utility model, a plurality of pipelines are fixed in parallel through the bottom support and the heavy ohmic tube bundle, and the inclined pull supports are arranged on the side surface from the lateral direction and the radial direction, so that the anti-seismic performance of the whole pipe connection structure is better. And moreover, the parts are connected by adopting the universal anti-seismic connecting piece, the channel steel structure is used as a main support frame body, the universal anti-seismic connecting piece is connected with the lateral and radial supports by the outer hexagon bolts and the spring nuts or the channel steel lock catches, the strength is ensured, and the installation and the disassembly are more convenient. And the reinforced channel steel is provided with a hanging stiffening piece, so that the hanging reliability is ensured, and the pipeline has sufficient buffering capacity during earthquake resistance.

Drawings

FIG. 1 is a side view configuration of the present invention;

FIG. 2 is a perspective view of FIG. 1;

FIG. 3 is another side view configuration of the present invention;

FIG. 4 is a sectional view A-A of FIG. 3;

fig. 5 is a perspective view of fig. 3.

Description of reference numerals: 1-pipe, 2-back-reamed anchor, 3-screw joint, 4-flange nut, 5-full-tooth screw, 6-hanging stiffener, 7-reinforced channel, 8-ohm tube bundle, 9-universal anti-seismic connector, 10-lateral support, 11-channel end cap, 12-channel buckle, 13-radial support, 14-outer hex bolt, 15-spring nut or channel lock, 16-bottom support.

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.

As shown in fig. 1-2, the anti-seismic support and hanger with a pipe connection structure of the present invention comprises a plurality of pipes 1 connected in parallel, wherein the plurality of pipes 1 connected in parallel are provided with a common bottom support 16, and each pipe 1 is independently fixed on the bottom support 16 by using an ohmic pipe bundle 8; the two ends of the bottom support 16 are respectively provided with a reinforcing channel steel 7 vertical to the bottom support, the reinforcing channel steel 7 is provided with a hanging stiffener 6, the reinforcing channel steel 7 is internally provided with a full-tooth screw 5, the bottom of the full-tooth screw 5 is connected with the bottom support 16, the top of the full-tooth screw 5 is connected with a rear bottom expanding anchor bolt 2 through a flange nut 4 and a screw joint 3, and the rear bottom expanding anchor bolt 2 is connected with a building floor slab.

As shown in fig. 3-5, it further comprises a lateral support 10 and a radial support 13, wherein the lateral support 10 and the radial support 13 respectively extend from two ends of the bottom support 16 to both lateral and radial directions to form a diagonal tension. One end of the lateral support 10 and the radial support 13 is connected with the bottom support 16 through the universal anti-seismic connecting piece 9, and the other end is connected with a rear expanding bottom anchor bolt 2 through the universal anti-seismic connecting piece 9. The universal anti-seismic connector 9 is connected with the lateral support 10 or the radial support 13 through an outer hexagon bolt 14 and a spring nut or a channel steel lock catch 15.

During specific implementation, the anti-seismic support and hanger is designed according to the following steps:

the method comprises the following steps: determining the position and orientation of the anti-seismic support and hanger;

step two: determining the design load requirement;

step three: the correct shape, size and maximum length of the anti-seismic cradle is selected. And selecting the type, size and maximum length of the anti-seismic support hanger based on the connection arrangement of the anti-seismic support hanger and the structure, the included angle between the suspender and the vertical direction and the calculated design load.

Step four: and selecting proper fastener types and specifications to fix the anti-seismic support and hanger on the building structure according to the design load of the step two and the included angle between the hanger rod and the vertical direction.

The design requirements of the anti-seismic support and hanger are as follows:

according to the regulation of No. 8.1.2 of GB50981-2014 building electromechanical engineering earthquake-proof design Specification: all components forming the anti-seismic support and hanger adopt finished bracket components, and the connecting fastener is convenient to mount; according to item 5.1.4 of GB20981-2014 earthquake-proof design Specification for building electromechanical engineering and item 5.1.4 of the article description: the support and hanger with the anti-seismic function is strictly adopted by the smoke and exhaust prevention air duct, the accident ventilation air duct and the support and hanger of the equipment, and the equipment is purchased and installed according to the technical requirements; the primary distance of the anti-seismic support and hanger frame should meet the 8.2.3 requirement of GB50981-2014 building electromechanical engineering anti-seismic design Specification.

The arrangement of the anti-seismic support is strictly set according to the requirements of chapter 8.3 of GB 50981-2014' design Specification for anti-seismic engineering of building. Every section of horizontal straight pipeline should set up side direction antidetonation gallows at both ends: when the distance between the two lateral anti-seismic support and hanger frames exceeds the maximum design distance, the lateral anti-seismic support and hanger frame is additionally arranged in the middle. For example: the length of the rigid connection metal pipeline is 24m, the maximum distance between lateral anti-seismic supports and hangers is 12m, firstly, lateral supports 10 are additionally arranged at two ends, and then, the lateral supports 10 are sequentially arranged according to 12 m; at least one longitudinal anti-seismic support and hanger is arranged on each section of the horizontal straight pipeline, and when the distance between the two longitudinal anti-seismic support and hangers exceeds the maximum design distance, the longitudinal anti-seismic support and hanger are sequentially added according to the 8.2.3 requirement of the building electromechanical engineering anti-seismic design specification. For example: the length of the rigid connection metal pipeline is 36m, and longitudinal supports are sequentially arranged at the maximum distance of 24m until all support distances meet the requirement; the rigid horizontal duct, the longitudinal offset allowed between two adjacent reinforcement points, the water pipe and the wire conduit must not exceed 1/16 of the maximum lateral support and hanger spacing, and the air pipe, the cable ladder, the cable tray and the cable trough box must not exceed twice their widths.

A lateral anti-seismic support and hanger is arranged in the horizontal pipeline within 0.6m of the turning position. If the inclined strut acts on the pipeline directly, the inclined strut can be used as a longitudinal anti-seismic support and hanger of the pipeline on the other side. For example: the maximum distance between the longitudinal anti-seismic support and hanger is 24m, the maximum distance between the lateral anti-seismic support and hanger is 12m, and the distance between the bidirectional anti-seismic support and hanger and the next longitudinal anti-seismic support and hanger is (24+12)/2+0.6 which is 18.6 m.

All anti-seismic support and hanger frames should be reliably connected with the structural main body, and the influence of uneven settlement should be considered when the pipeline passes through the settlement joint of the building. Lateral and longitudinal anti-seismic support hangers and hangers are arranged at two ends of the horizontal pipeline for mounting the flexible compensator and the expansion joint. The inclined struts of the lateral and longitudinal anti-seismic support are arranged, and the vertical angle is not less than 30 degrees. When the pipeline laid along the wall is provided with the bracket and the support which are embedded into the wall and the pipe clamp can fasten the periphery of the pipeline, the pipeline can be used as a lateral anti-seismic support.

The horizontal pipeline connected with the vertical pipe is provided with a first anti-seismic support within 0.6m close to the vertical pipe. When the length of the vertical pipe is more than 1.8m, four-way anti-seismic supports are arranged at the top and the bottom of the vertical pipe. When the length of the stand pipe is more than 7.6m, an anti-seismic support is additionally arranged in the middle. When the vertical pipe passes through the structure floor through the sleeve, the sleeve can limit the displacement of the vertical pipe in the horizontal direction and can be used as a four-way anti-seismic support in the horizontal direction. When the mass of the accessory on the pipeline is more than 25kg and the accessory is rigidly connected with the pipeline, or the mass of the accessory is more than 9kg and the accessory is flexibly connected with the pipeline, lateral and longitudinal anti-seismic supports are arranged. When horizontal force resisting measures are added to the pipeline accessories and the calculation requirements are met, the pipeline accessories can be regarded as the anti-seismic support. The door-type anti-seismic support is provided with at least one lateral anti-seismic support or two longitudinal anti-seismic supports.

In the specific implementation, attention is also required to be paid to:

the construction installation elevation of the support hanger adopts relative elevation. The elevation of the pipeline of the station floor is +/-0.00 of the decoration surface of the ground building of the public area of the station floor, and the elevation of the pipeline of the station hall floor is +/-0.00 of the decoration surface of the ground building of the public area of the station hall floor. The air pipe and the bridge frame adopt bottom elevation, and the water pipe adopts in-pipe elevation. The quality of the channel steel is required to be checked before leaving a factory, the channel steel is sent to a third-party detection mechanism for detection if necessary, the cutting size is determined according to a section diagram on a construction site, a non-tooth pitch or an abrasive wheel saw is adopted when the channel steel is cut (if the abrasive wheel saw needs to polish burrs formed by cutting after the channel steel is cut completely), the channel steel is assembled on the site, and the channel steel is properly adjusted according to the site conditions to ensure that the installation is smoothly carried out.

Before construction, each professional drawing should be carefully checked, if the structure size, positioning and the like are found to have contradiction with other professional drawings, the design unit should be contacted in time to negotiate and solve, and the treatment should not be done without authorization. The channel-section steel uses crab-bolt and base to connect on the concrete structure of roof and medium plate, the channel-section steel will be guaranteed to be filled in to the base bottom with the base junction, in order to guarantee the anti-skidding power at connection position, wherein gallows and support mounting should keep perpendicular, neat firm, there is not crooked phenomenon, and the erection space should satisfy the pipeline installation requirement, a gallows installation will be according to the pipe position, alignment elevation center and horizontal center, it is firm to take root, it will stabilize with the pipeline joint, there is the access at the pipeline simultaneously, contact and should suitably add a gallows when turning round the condition.

When fixed gallows with the crab-bolt on concrete structure, the degree of depth of squeezing into of crab-bolt must reach the depth value of regulation, deals with concrete structure before punching and surveys, breaks reinforcing bar in the concrete when avoiding punching, and the crab-bolt should not demolish after the fastening, if need draw the experiment after the crab-bolt installation is accomplished, and the test value must not be less than 15kN, vertically leans on wall for the channel-section steel crab-bolt to guarantee that the crab-bolt pastes on channel-section steel back of the body hole upper portion when fixed on the wall.

When the support is assembled, the lock catch and the bolt are fastened after shaping, so that the support is neat and attractive. The whole comprehensive support and hanger has safe shock resistance, impact resistance and sliding resistance after being installed. At the same time, the key connection fittings do not allow the use of spring nuts that do not match the channel saw tooth pattern in order to maintain absolute safety of the finished bracket.

After the support and hanger frame is adjusted, the bolts of the connecting pieces are locked to prevent loosening. If the support hanger is adjusted, the connection of each connecting piece needs to be fastened again, and the nut needs to be locked to prevent loosening. The bracket is cleaned after the installation and construction of the support hanger are finished, and all exposed channel steel ends are required to be provided with channel steel end covers of proper models. The double-spliced channel steel needs to adopt a reliable splicing mode so as to ensure the overall mechanical property of the double-spliced channel steel. The cross beam and the vertical beam are in anti-loose mechanical connection so as to ensure the long-term reliability of the overall rigidity and the overall stability of the comprehensive support and hanger.

Spare and accessory parts and channel steel adopted by the support and hanger system need to be prefabricated in a factory, and cutting and assembling are carried out by combining with site drawings. The installation of the comprehensive support and hanger frame must meet the requirements of other current national specifications and atlas, and the support and hanger frame fixed on the building structure must not influence the structure safety.

The construction process arrangement is carried out on the premise of meeting safety, the wild construction is strictly forbidden, the pipeline dragging construction is strictly forbidden on the completed comprehensive supporting and hanging bracket, and the pipeline assembly and related tests are strictly forbidden before the comprehensive supporting and hanging bracket forms a bearing system.

All components are transported in a proper binding to prevent deformation and damage, and must undergo strict quality inspection before installation. After the channel steel is cut on site, firstly brushing one side of anti-rust paint, and then smearing the cut port with the paint with the same color and type on the surface of the channel steel so as to meet the requirements of rust prevention and corrosion prevention; and brushing one-side antirust paint and then performing paint repair treatment by adopting the paint with the same color as the engineering paint on the damaged surface of the bracket.

The general grounding flat steel is arranged on the comprehensive support and hanger, and the grounding flat steel and the support and hanger are communicated and fixed by bolts, so that reliable electrical connection is formed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (8)

1. The utility model provides a gallows is propped up in antidetonation of union coupling structure which characterized in that: the device comprises a plurality of parallel pipelines (1), wherein the plurality of parallel pipelines (1) are provided with a common bottom support (16), and each pipeline (1) is independently fixed on the bottom support (16) by adopting an ohmic tube bundle (8); the both ends of bottom sprag (16) respectively are equipped with one and bottom sprag vertically strengthen channel-section steel (7), strengthen being equipped with on channel-section steel (7) and hang stiffening member (6), are equipped with one full tooth screw rod (5) in strengthening channel-section steel (7), and the bottom sprag (16) of this full tooth screw rod (5) are connected, and flange nut (4) and screw rod joint (3) are passed through to the top of this full tooth screw rod (5) are connected with one back reaming end crab-bolt (2), and back reaming end crab-bolt (2) are connected with building floor.

2. An earthquake-resistant support and hanger of a union pipe structure according to claim 1, characterized in that: the support structure is characterized by further comprising a lateral support (10) and a radial support (13), wherein the lateral support (10) and the radial support (13) respectively extend from two ends of the bottom support (16) to the lateral direction and the radial direction to form inclined pull.

3. An earthquake-resistant support and hanger of a union pipe structure according to claim 2, characterized in that: one end of the lateral support (10) and one end of the radial support (13) are connected with the bottom support (16) through a universal anti-seismic connecting piece (9), and the other end of the lateral support is connected with a rear expanded-base anchor bolt (2) through the universal anti-seismic connecting piece (9).

4. An earthquake-resistant support and hanger of a header structure according to claim 3, wherein: the universal anti-seismic connecting piece (9) is connected with the lateral support (10) or the radial support (13) through an outer hexagon bolt (14) and a spring nut or channel steel lock catch (15).

5. An earthquake-resistant support and hanger of a header structure according to claim 1, wherein: the ohm tube bundle (8) is fixed on the bottom support (16) through the matching of an outer hexagon bolt (14) and a spring nut or a channel steel lock catch (15).

6. An earthquake-resistant support and hanger of a union pipe structure according to claim 1, characterized in that: the bottom support (16), the lateral support (10) or the radial support (13) is a support structure made of channel steel.

7. An earthquake-resistant support and hanger of a union pipe structure according to claim 1, characterized in that: the bottom of the full-tooth screw (5) is connected with a bottom support (16) through a flange nut (4).

8. An earthquake-resistant support and hanger of a union pipe structure according to claim 1, characterized in that: and two ends of the bottom support (16) are provided with a channel steel end cover (11) and a channel steel buckle plate (12).

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