CN115468056B - Shock-resistant diagonal rod of pipeline support and hanger - Google Patents
Shock-resistant diagonal rod of pipeline support and hanger Download PDFInfo
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- CN115468056B CN115468056B CN202211282269.4A CN202211282269A CN115468056B CN 115468056 B CN115468056 B CN 115468056B CN 202211282269 A CN202211282269 A CN 202211282269A CN 115468056 B CN115468056 B CN 115468056B
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- chute
- hydraulic
- piston rod
- shell
- bottom plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an anti-seismic diagonal rod of a pipeline support and hanger, which relates to the technical field of anti-seismic support and hanger and comprises the following components: the hydraulic device and the pneumatic device use a piston rod together; the sliding groove device comprises a sliding groove bottom plate and a sliding groove gasket which can slide relatively, the sliding groove gasket is close to one side of the hydraulic device and the pneumatic device, and the middle part of the piston rod is fixedly connected with the sliding groove gasket; the bottom plate fixing piece is positioned in the extending direction of the chute gasket, and one of the hydraulic device and the pneumatic device is fixedly connected with the bottom plate fixing piece; the protective housing, cover and establish the top at hydraulic means and pneumatic means, the another and protective housing fixed connection with the bottom plate mounting in hydraulic means and pneumatic means two. According to the invention, the hydraulic device and the pneumatic device are used together to form the piston rod, so that the initial rigidity of the anti-seismic diagonal rod of the pipeline support and hanger is small, the phenomenon of stress concentration of the anti-seismic fixing piece is avoided, and the earthquake buffering capacity is strong.
Description
Technical Field
The invention relates to the technical field of anti-seismic supporting and hanging frames, in particular to an anti-seismic diagonal rod of a pipeline supporting and hanging frame.
Background
The comprehensive anti-seismic support and hanger is an important anti-seismic measure for effectively protecting building equipment and pipelines, and is an anti-seismic support system mainly bearing seismic loads. The anti-seismic device mainly comprises an anchoring piece, a vertical support, an anti-seismic inclined rod, an anti-seismic fixing piece and the like. The comprehensive anti-seismic support and hanger integrates the support and hanger of each professional of water supply and drainage, heating ventilation, electric, fire-fighting and other electromechanical installation together, realizes overall planning and design, and is integrated into a unified support and hanger system. The system provides powerful support for the firmness of the fixation of the electromechanical pipeline and the safety of operation, and realizes the high-quality construction of the complex pipeline comprehensive supporting and hanging frame by design selection and reasonable arrangement, thereby ensuring the reasonable and attractive arrangement of the pipeline and saving the space to the greatest extent.
In traditional comprehensive anti-seismic bracket system, anti-seismic diagonal members are mainly formed by rigidly connecting C-shaped channel steel between a floor slab and a door-type bearing bracket through anti-seismic fixing members, stress concentration phenomenon is easy to occur in the anti-seismic fixing members, the form of resisting earthquake acting force is hard, and the structure is relatively rigid so that damage easily occurs after earthquake and the maintenance cost is high.
Therefore, in order to make the shock-resistant diagonal rod bear more evenly, the effect of resisting the shock force instantaneously is better, the restoring capability is stronger, and the non-Newtonian fluid-based pipeline support hanger shock-resistant diagonal rod is designed.
Disclosure of Invention
In view of the above, the invention provides a pipeline support and hanger anti-seismic diagonal rod, which aims to enable the pipeline support and hanger anti-seismic diagonal rod to play a role in effectively buffering earthquake.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a conduit hanger anti-seismic diagonal comprising:
the hydraulic device and the pneumatic device use a piston rod together;
the sliding groove device comprises a sliding groove bottom plate and a sliding groove gasket which can slide relatively, the sliding groove gasket is close to one side of the hydraulic device and the pneumatic device, and the middle part of the piston rod is fixedly connected with the sliding groove gasket;
the bottom plate fixing piece is positioned in the extending direction of the chute gasket, and one of the hydraulic device and the pneumatic device is fixedly connected with the bottom plate fixing piece;
and the protective shell is covered above the hydraulic device and the pneumatic device, and the other one of the hydraulic device and the pneumatic device, which is connected with the bottom plate fixing piece, is fixedly connected with the protective shell.
Further, the anti-seismic diagonal rod of the pipeline support and hanger further comprises a force transmission connecting piece, and the middle part of the piston rod is connected with the chute gasket through the force transmission connecting piece.
Further, the hydraulic means includes hydraulic housing, first separation piece and spring, first separation piece set up in the inside of hydraulic housing, just the edge of first separation piece with the inner wall contact of hydraulic housing, the first end of piston rod stretches into in the hydraulic housing and with first separation piece is connected, the spring cover is established the piston rod stretches into on the part of hydraulic housing, first separation piece keep away from piston rod one side with the inner wall formation first cavity of hydraulic housing, first cavity intussuseption is filled with non-Newtonian fluid.
Further, the air pressure device comprises an air pressure shell and a second separation piece, the air pressure shell is provided with an air pressure inner cavity and an air channel, the air channel is located on the outer side of the air pressure inner cavity, the second separation piece is arranged in the air pressure inner cavity, the second separation piece is in contact with the inner wall of the air pressure inner cavity, the second end of the piston rod stretches into the air pressure inner cavity and is connected with the second separation piece, the second separation piece divides the air pressure inner cavity into a first air chamber and a second air chamber, air holes communicated with the air channel are formed in the inner walls of the first air chamber and the second air chamber, and inert gas is filled in the first air chamber, the second air chamber and the air channel.
Further, the hydraulic shell is fixedly connected with the protective shell, and the pneumatic shell is fixedly connected with the bottom plate fixing piece.
Further, the anti-seismic diagonal rod of the pipeline support hanger further comprises two diagonal rod fixing pieces, wherein one diagonal rod fixing piece is hinged to one end, far away from the bottom plate fixing piece, of the chute bottom plate, and the other diagonal rod fixing piece is hinged to one end, far away from the chute bottom plate, of the bottom plate fixing piece.
Further, the chute bottom plate and the chute gasket are mechanically engaged by balls to achieve the sliding of the chute bottom plate and the chute gasket with respect to each other.
Further, one end of the chute bottom plate, which is close to the bottom plate fixing piece, is provided with a baffle, both ends of one side of the chute gasket, which is close to the chute bottom plate, are provided with chute limiting pieces, and the baffle can limit the chute limiting pieces in the process that the chute gasket and the chute bottom plate slide relatively.
Compared with the prior art, the invention discloses the anti-seismic diagonal rod of the pipeline support hanger, the hydraulic device and the pneumatic device are used together to form the piston rod, so that the initial rigidity of the anti-seismic diagonal rod of the pipeline support hanger is small, the phenomenon of stress concentration of anti-seismic fixing pieces is avoided, the earthquake force buffering capacity is strong, the whole structure is safer, the comprehensive anti-seismic support system can be restored to the original position after receiving the earthquake force, the instantaneous earthquake impact force resisting capacity can be regulated, the structure principle is simple, the replacement is convenient, the service life of the device is long, the acquisition is easy, the structure size can be freely regulated, and the change along with the change of the installation environment can be realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a shock-resistant diagonal rod of a pipeline support and hanger provided by the invention;
FIG. 2 is an exploded view of the anti-seismic diagonal rod of the pipeline support and hanger provided by the invention;
FIG. 3 is a schematic diagram of a connection structure of a hydraulic device and a pneumatic device according to the present invention;
FIG. 4 is a schematic view of a hydraulic device according to the present invention;
FIG. 5 is a schematic diagram of a pneumatic device according to the present invention;
FIG. 6 is a schematic structural view of a chute device according to the present invention;
FIG. 7 is a schematic view of a piston rod according to the present invention;
fig. 8 is a schematic structural view of the anti-seismic diagonal rod of the pipeline support and hanger provided by the invention in a use state.
Wherein: 1 is a hydraulic device; 11 is a hydraulic shell; 12 is a first barrier sheet; 13 is a spring; 2 is an air pressure device; 21 is an air pressure shell; 22 is a second barrier sheet; 3 is a piston rod; 4 is a chute device; 41 is a chute bottom plate; 42 is a chute gasket; 5 is a bottom plate fixing piece; 6 is a protective shell; 7 is a force transmission connecting piece; 8 is a non-newtonian fluid; 9 is an air pressure inner cavity; 10 is the airway; 20 is an inert gas; 30 is a diagonal draw bar fixing member; 40 is a baffle; 50 is a chute limiting piece; 60 is a floor slab; 70 is a portal load bearing bracket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, an embodiment of the invention discloses a pipeline support hanger anti-seismic diagonal comprising:
the hydraulic device 1 and the pneumatic device 2 use a piston rod 3 together;
the chute device 4 comprises a chute bottom plate 41 and a chute gasket 42 which can slide relatively, the chute gasket 42 is close to one side of the hydraulic device 1 and the pneumatic device 2, and the middle part of the piston rod 3 is fixedly connected with the chute gasket 42;
a bottom plate fixing member 5 located in the extending direction of the chute gasket 42, one of the hydraulic device 1 and the pneumatic device 2 being fixedly connected to the bottom plate fixing member 5;
and the protective shell 6 is covered above the hydraulic device 1 and the pneumatic device 2, and the other one of the hydraulic device 1 and the pneumatic device 2, which is connected with the bottom plate fixing piece 5, is fixedly connected with the protective shell 6.
The hydraulic device 1 and the pneumatic device 2 share one piston rod 3, so that the hydraulic device 1 and the pneumatic device 2 move towards each other or away from each other under the condition of earthquake, instantaneous earthquake reciprocating impact force caused by the earthquake is buffered under the combined action of the hydraulic device 1 and the pneumatic device 2, the material of the protective shell 6 is Q235 section steel, the total length is about 600mm-1200mm, the section is square, and the width is about 80mm-160mm.
In this embodiment, the anti-seismic diagonal rod of the pipeline support and hanger further comprises a force transmission connecting piece 7, and the middle part of the piston rod 3 is connected with the chute gasket 42 through the force transmission connecting piece 7. By means of the arrangement of the force-transmitting connection piece 7, the movement of the piston rod 3 can be transmitted to the sliding groove gasket 42, so that the piston rod 3 drives the sliding groove gasket 42 to move together with the bottom plate fixing piece 5 relatively, a load is formed on the hydraulic device 1 and the pneumatic device 2, and the hydraulic device 1 and the pneumatic device 2 are used for unloading the load.
Referring to fig. 4, in the present embodiment, preferably, the hydraulic device 1 includes a hydraulic housing 11, a first blocking piece 12, and a spring 13, the first blocking piece 12 is disposed inside the hydraulic housing 11, and an edge of the first blocking piece 12 contacts an inner wall of the hydraulic housing 11, a first end of the piston rod 3 extends into the hydraulic housing 11 and is connected with the first blocking piece 12, the spring 13 is sleeved on a portion of the piston rod 3 extending into the hydraulic housing 11, a side of the first blocking piece 12 away from the piston rod 3 forms a first cavity with an inner wall of the hydraulic housing 11, and the first cavity is filled with the non-newtonian fluid 8.
Referring to fig. 5, preferably, the air pressure device 2 includes an air pressure shell 21 and a second blocking piece 22, the air pressure shell 21 has an air pressure cavity 9 and an air channel 10, the air channel 10 is located outside the air pressure cavity 9, the second blocking piece 22 is disposed inside the air pressure cavity 9, the second blocking piece 22 is in contact with the inner wall of the air pressure cavity 9, the second end of the piston rod 3 stretches into the air pressure cavity 9 and is connected with the second blocking piece 22, the second blocking piece 22 divides the air pressure cavity 9 into a first air chamber and a second air chamber, air holes communicated with the air channel 10 are formed in the inner walls of the first air chamber and the second air chamber, and inert gas 20 is filled in the air channel 10.
Preferably, the hydraulic shell 11 is fixedly connected with the protective shell 6, and the pneumatic shell 21 is fixedly connected with the bottom plate fixing member 5.
It should be noted that: the hydraulic device 1 is a damping device for buffering instantaneous earthquake reciprocating impact force caused by an earthquake, and when the earthquake force stops acting, the piston rod 3 is slowly pushed to restore to the original position by means of the release of the load pressure of the spring 13; the chute device 4 is mainly a force transmission device for transmitting seismic load, the chute bottom plate 41 is connected to the floor slab 60 through expansion bolts, so that the seismic load is transmitted to the chute bottom plate 41 from the floor slab 60, the bottom plate fixing piece 5 is connected to the door-shaped bearing support 70 through bolts, the chute gasket 42 is connected with the force transmission connecting piece 7, so that the chute gasket 42 reciprocates along the chute bottom plate 41, and drives the piston rod 3 to transmit force to the hydraulic device 1 and the pneumatic device 2; the air pressure device 2 is mainly a cushioning device for cushioning instantaneous earthquake reciprocating impact force caused by an earthquake, and when the earthquake force stops acting, the piston rod 3 is slowly pushed to restore to the original position by means of pressure release of the inert gas 20, wherein the inert gas 20 is high-purity inert gas, and the high-purity inert gas is high-purity nitrogen; the piston rod 3 mainly plays a role in force transmission, two ends of the piston rod are respectively connected with the first blocking piece 12 and the second blocking piece 22, and a force transmission connecting piece 7 is welded in the middle of the piston rod 3, so that the hydraulic device 1 and the pneumatic device 2 share the same piston rod 3; the force transmission connecting piece 7 mainly has the function of transmitting earthquake force into the hydraulic device 1 and the pneumatic device 2, and has the effect of slowing down the earthquake force, the force transmission connecting piece 7 is welded at the center of the piston rod 3, and the force transmission connecting piece 7 is connected with the chute gasket 42 through a bolt; the protective housing 6 mainly serves to prevent the internal pneumatic device 2 and the hydraulic device 1 from being damaged.
The hydraulic shell 11 is of a cylindrical structure, the length is about 200mm-400mm, the diameter is about 80mm-160mm, the material is Q235 steel, mounting pieces are arranged at two ends of the hydraulic shell, the mounting pieces are connected to the protective shell 6 through bolts, ports of the hydraulic shell 11 are sealed, through holes for the piston rods 3 to extend in are formed in the hydraulic shell 11 between one end, far away from the piston rods 3, of the first blocking piece 12 and the inner wall of the hydraulic shell 11, a cavity for filling the non-Newtonian fluid 8 is formed in the hydraulic shell 11, the non-Newtonian fluid 8 is about 1/3 of the volume of the hydraulic shell 11, the first blocking piece 12 can block the non-Newtonian fluid 8, the non-Newtonian fluid 8 can adopt a crop straw and starch formulation, firstly, starch solution is heated to form pasty liquid, and then corn straw pulp is doped. The non-Newtonian fluid 8 is in a certain pre-pressing state under the condition of not receiving earthquake force, the pre-pressing force is generated by compressing inert gas 20 in the air pressure device 2 and is transmitted into the hydraulic device 1 through the piston rod 3, the self weight of the non-Newtonian fluid 8 is resisted, and certain pre-pressing force is generated on the non-Newtonian fluid 8, so that the pre-pressing force at two ends of the piston rod 3 reaches an equilibrium state. A spring 13 is arranged on the piston rod 3 in the hydraulic shell 11 between the first blocking piece 12 and the inner wall of the hydraulic shell 11, and the spring 13 is in a free extension state in a normal state and is not subjected to pre-compression or pre-tension. The spring 13 is mainly made of alloy spring steel, has high elastic limit, fatigue limit, impact toughness and good heat treatment performance, the outer diameter of the spring 13 is 25mm, the free length is about 50mm-100mm, the compressible quantity is 8mm-16mm, the load is 35-60kgf, when the spring 13 receives the earthquake impact force obliquely below, the spring 13 is compressed, and the spring 13 resists the earthquake impact force obliquely above through elastic restoring force, so that the cushioning effect is achieved. When the earthquake force is stopped, the piston rod 3 is slowly pushed to restore to the original position along with the release of the pressure of the spring 13. The piston rod 3 is made of Q235 steel, the length is about 350mm-700mm, the outer diameter is about 20mm, the first end of the piston rod 3 stretches into the hydraulic shell 11, the stretching length is about 100mm, the second end of the piston rod 3 stretches into the pneumatic cavity 9, the stretching length is about 200mm, the force transmission connecting piece 7 is welded in the middle of the piston rod 3, and the piston rod 3 plays a force transmission role between the hydraulic device 1 and the pneumatic device 2 along with the reciprocating motion of the force transmission connecting piece 7. The force transmission connecting piece 7 is made of Q235 steel, the cross section size is 40mm multiplied by 40mm, the length is about 50mm-100mm, the lower end of the force transmission connecting piece 7 is connected with the chute gasket 42 through bolts, and meanwhile the force transmission connecting piece 7 is welded at the middle position of the piston rod 3.
Meanwhile, the air pressure shell 21 is of a cylindrical structure, is made of carbonized precise steel, has the advantages of high strength, high pressure bearing, corrosion resistance and high smoothness, avoids air leakage, rusting, is thin, has a wall thickness of more than 1mm and a length of about 200mm-400mm, is also provided with mounting pieces at two ends of the air pressure shell 21, the mounting pieces are connected with the bottom plate fixing pieces 5 through bolts, the inert gas 20 is subjected to frequent friction under high pressure and high temperature, the chemical states are still very stable, the air pressure inner cavity 9 and the air channel 10 are all in closed states, the air pressure inner cavity 9 and the air channel 10 are filled with the inert gas 20, the first air chamber and the second air chamber formed by the second baffle 22 are communicated through the air holes and the air channel 10, the first air chamber is close to one end of the hydraulic device 1, and the second air chamber is the second air chamber, so that the air pressure in the first air chamber, the second air chamber and the air channel 10 is identical, and when the anti-seismic diagonal rod is subjected to earthquake impact force under diagonal direction, the inert gas 20 is compressed sharply, and the inert gas 20 is greatly resistant to the earthquake in diagonal direction due to the compression. When the earthquake force stops acting, the piston rod 3 is slowly pushed to restore to the original position along with the pressure release of the inert gas 20, and the two ends of the piston rod 3 restore to the pre-pressure dynamic balance state.
In this embodiment, preferably, the shock-resistant diagonal member of the pipe hanger further includes two diagonal members 30, where one diagonal member 30 is hinged to an end of the chute base plate 41 away from the base plate fixing member 5, and the other diagonal member 30 is hinged to an end of the base plate fixing member 5 away from the chute base plate 41. The diagonal draw bar fixing piece 30 connected with the end of the chute base plate 41 is used for being connected with the floor slab 60 through expansion bolts, and the diagonal draw bar fixing piece 30 connected with the end of the base plate fixing piece 5 is used for being connected with the door-shaped bearing bracket 70 through bolts.
In the above embodiment, the chute base plate 41 and the chute spacer 42 are mechanically engaged by the balls to achieve the mutual sliding of the chute base plate 41 and the chute spacer 42. The one end that spout bottom plate 41 is close to bottom plate mounting 5 is provided with baffle 40, and the both ends that one side that spout gasket 42 is close to spout bottom plate 41 all are provided with spout locating part 50, and in spout gasket 42 and spout bottom plate 41 take place the relative slip in-process, baffle 40 can carry out spacingly to spout locating part 50.
Wherein, spout bottom plate 41 and spout gasket 42 are stainless steel material, and the ball is the solid spheroid of stainless steel, and spout bottom plate 41 and spout gasket 42 realize freely sliding through the ball, and the material of spout locating part 50 is rubber, through the setting of spout locating part 50 and baffle 40, can prevent that sliding displacement from being too big, and spout gasket 42 is taken out from spout bottom plate 41, and the slip route is about 8mm-16mm.
The manufacturing method of the anti-seismic diagonal rod of the pipeline support and hanger comprises the following steps: the non-Newtonian fluid 8 is filled into the hydraulic shell 11, air in the cavity is discharged, the hydraulic shell is sealed by the first blocking piece 12, the piston rod 3 is slowly pushed for a certain distance along the direction of the non-Newtonian fluid 8, the non-Newtonian fluid 8 is completely attached to the inner wall of the hydraulic shell 11, and a certain pre-pressure is generated on the first end of the piston rod 3 by the non-Newtonian fluid 8. The spring 13 is sleeved on the piston rod 3 between the first blocking piece 12 and the hydraulic shell 11, and the spring 13 is in a free extension state. Through the steps, the hydraulic device 1 is assembled, the hydraulic device 1 is connected to the protective shell 6 through bolts, and two ends of the protective shell 6 are welded and sealed by metal plates corresponding to the port size of the protective shell 6. The force transmission connecting piece 7 is welded in the middle of the piston rod 3, the lower end of the force transmission connecting piece 7 is connected to the chute gasket 42 through bolts, and the chute gasket 42 is connected with the chute base plate 41 through mechanical engagement of balls, so that the chute device 4 is formed. One end of the chute gasket 42, which is close to the air pressure device 2, is connected with the force transmission connecting piece 7 through a bolt, and one end of the chute bottom plate 41, which is far away from the air pressure device 2, is connected with the diagonal draw bar fixing piece 30 through a bolt. The second end of the piston rod 3 is connected with a second blocking piece 22, the second blocking piece 22 stretches into the air pressure cavity 9 of the air pressure device 2, the piston rod 3 is pressed into the air pressure cavity 9 for a certain distance in advance, the inert gas 20 is pressed to generate a resistance force opposite to the pressure direction, and therefore the air pressure device 2 generates a certain precompression and resists each other with the hydraulic device 1 to maintain dynamic balance. The far lower end of the air pressure device 2 is connected with the diagonal draw bar fixing piece 30 through the bottom plate fixing piece 5.
Holes are punched in the top end positions of pre-installed shock-resistant diagonal rods in advance, the upper ends of the shock-resistant diagonal rods (the ends of the chute base plates 41 far away from the air pressure devices 2) are connected to the floor slab 60 at the hole positions by diagonal rod fixing members 30 through expansion bolts, and the lower ends of the shock-resistant diagonal rods (the ends of the base plate fixing members 5 far away from the chute devices 4) are connected to door-type bearing brackets 70 by diagonal rod fixing members 30 through bolts.
The working principle of the anti-seismic diagonal rod of the pipeline support and hanger is as follows: when the earthquake load generates impact pressure obliquely upwards to the earthquake-resistant diagonal rod, the non-Newtonian fluid 8 can harden and expand suddenly, the resistance to the earthquake load increases sharply, and meanwhile, the impact force is uniformly dispersed along with the volume expansion, so that the earthquake energy is effectively consumed, and the damage to the structure is reduced. When earthquake load generates impact pressure obliquely downwards to the earthquake-resistant diagonal rod, a spring 13 in the hydraulic device 1 is compressed, the spring 13 is compressed to generate elastic restoring force obliquely upwards, and the spring 13 resists the earthquake impact force through the elastic restoring force to achieve the earthquake-resistant effect; the inert gas 20 in the second chamber of the gas pressure device 2 is rapidly compressed, and the gas is highly resistant obliquely upward due to the pressure, so that the gas plays a role of buffering the earthquake. After the earthquake action is stopped, the non-Newtonian fluid 8 recovers the fluidity of the common liquid, the piston rod 3 is slowly pushed to recover the original position along with the release of the pressure of the inert gas 20 and the pressure of the spring 13, the spring 13 recovers the free extension state, the gas in the pneumatic device 2 reaches the balance state, and the precompression at the two ends of the piston rod 3 reaches the dynamic balance.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a pipeline gallows antidetonation diagonal bar which characterized in that includes:
the hydraulic device and the pneumatic device use a piston rod together;
the sliding groove device comprises a sliding groove bottom plate and a sliding groove gasket which can slide relatively, the sliding groove bottom plate and the sliding groove gasket are mechanically meshed through balls, the sliding groove gasket is close to one side of the hydraulic device and the pneumatic device, and the middle part of the piston rod is fixedly connected with the sliding groove gasket;
the bottom plate fixing piece is positioned in the extending direction of the chute gasket, and one of the hydraulic device and the pneumatic device is fixedly connected with the bottom plate fixing piece;
the protective shell is covered above the hydraulic device and the pneumatic device, and the other one of the hydraulic device and the pneumatic device, which is connected with the bottom plate fixing piece, is fixedly connected with the protective shell;
under the condition that an earthquake occurs, the hydraulic device and the pneumatic device move in opposite directions or in opposite directions, and the instantaneous earthquake reciprocating impact force caused by the earthquake is buffered under the combined action of the hydraulic device and the pneumatic device.
2. The shock resistant diagonal brace of a conduit hanger of claim 1 further comprising a force transfer connector, wherein the intermediate portion of the piston rod is connected to the chute gasket by the force transfer connector.
3. The shock-resistant diagonal rod of a pipeline support hanger according to claim 1, wherein the hydraulic device comprises a hydraulic shell, a first blocking piece and a spring, the first blocking piece is arranged in the hydraulic shell, the edge of the first blocking piece is in contact with the inner wall of the hydraulic shell, the first end of the piston rod stretches into the hydraulic shell and is connected with the first blocking piece, the spring is sleeved on the part of the piston rod stretching into the hydraulic shell, one side of the first blocking piece away from the piston rod forms a first cavity with the inner wall of the hydraulic shell, and non-Newtonian fluid is filled in the first cavity.
4. The shock-resistant diagonal rod of the pipeline support hanger according to claim 3, wherein the air pressure device comprises an air pressure shell and a second blocking piece, the air pressure shell is provided with an air pressure inner cavity and an air passage, the air passage is positioned on the outer side of the air pressure inner cavity, the second blocking piece is arranged in the air pressure inner cavity, the second blocking piece is in contact with the inner wall of the air pressure inner cavity, the second end of the piston rod stretches into the air pressure inner cavity and is connected with the second blocking piece, the second blocking piece divides the air pressure inner cavity into a first air chamber and a second air chamber, air holes communicated with the air passage are formed in the inner walls of the first air chamber and the second air chamber, and inert gas is filled in the first air chamber, the second air chamber and the air passage.
5. The shock resistant diagonal member of claim 4 wherein the hydraulic shell is fixedly connected to the protective shell and the pneumatic shell is fixedly connected to the base plate mount.
6. The shock resistant diagonal brace of a conduit hanger of claim 1 further comprising diagonal brace fasteners, wherein two diagonal brace fasteners are provided, one of said diagonal brace fasteners being hinged to an end of said chute base plate remote from said base plate fastener, and the other of said diagonal brace fasteners being hinged to an end of said base plate fastener remote from said chute base plate.
7. The shock resistant diagonal brace of conduit hanger bracket of claim 1 wherein said chute base plate and said chute spacer are mechanically engaged by balls to effect sliding movement of said chute base plate and chute spacer relative to each other.
8. The shock-resistant diagonal member for a pipeline support and hanger according to claim 1, wherein a baffle is arranged at one end of the chute base plate, which is close to the base plate fixing member, and chute limiting members are arranged at two ends of one side of the chute spacer, which is close to the chute base plate, and the baffle can limit the chute limiting members in the process of relative sliding between the chute spacer and the chute base plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211282269.4A CN115468056B (en) | 2022-10-19 | 2022-10-19 | Shock-resistant diagonal rod of pipeline support and hanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211282269.4A CN115468056B (en) | 2022-10-19 | 2022-10-19 | Shock-resistant diagonal rod of pipeline support and hanger |
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| CN115468056A CN115468056A (en) | 2022-12-13 |
| CN115468056B true CN115468056B (en) | 2023-08-01 |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220842A (en) * | 2008-01-31 | 2008-07-16 | 赵西安 | Damper of vehicle damping mechanism |
| CN105715725A (en) * | 2016-04-13 | 2016-06-29 | 常州气弹簧有限公司 | Gas spring suitable for changeable loads |
| CN108548012B (en) * | 2018-03-19 | 2020-03-31 | 江苏大学 | Single-rod universal anti-seismic support hanger |
| CN208311664U (en) * | 2018-05-03 | 2019-01-01 | 浙江山力得新材料科技有限公司 | A kind of gate antidetonation suspension and support |
| CN109253203B (en) * | 2018-10-17 | 2020-08-14 | 常州大学 | High-frequency impact non-Newtonian fluid damper |
| CN111396958A (en) * | 2020-04-08 | 2020-07-10 | 安徽西玛科电器有限公司 | Shockproof structure of integrated kitchen |
| CN111996935A (en) * | 2020-08-18 | 2020-11-27 | 马鞍山英维爱生态科技有限公司 | Low-temperature speed reduction belt device |
| CN112013070A (en) * | 2020-08-28 | 2020-12-01 | 武汉理工大学 | Damping type connector of ultra-large floating body |
| CN112196242A (en) * | 2020-10-28 | 2021-01-08 | 彭亚兰 | Anti-stress buffer type warning support |
| CN113932083B (en) * | 2021-10-13 | 2023-03-24 | 黑龙江科技大学 | Self-resetting energy-dissipation anti-seismic support and hanger inclined strut |
| CN114484084B (en) * | 2022-01-26 | 2023-08-22 | 天津大学 | Pipeline support hanger and building structure with antidetonation bracing |
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