CN113202988B - Civil engineering shock-resistant structure - Google Patents
Civil engineering shock-resistant structure Download PDFInfo
- Publication number
- CN113202988B CN113202988B CN202110490440.XA CN202110490440A CN113202988B CN 113202988 B CN113202988 B CN 113202988B CN 202110490440 A CN202110490440 A CN 202110490440A CN 113202988 B CN113202988 B CN 113202988B
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- Prior art keywords
- wall
- fixedly connected
- connecting cylinder
- sliding
- sleeve
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Classifications
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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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
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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
- F16F15/04—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 elastic means
- F16F15/06—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 elastic means with metal springs
- F16F15/067—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 elastic means with metal springs using only wound springs
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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
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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 a civil engineering earthquake-resistant structure, which comprises a base, wherein a connecting cylinder is arranged above the base, the inner wall of the connecting cylinder is rotationally connected with a connecting sleeve, two ends of the connecting sleeve are fixedly connected with threaded pipes, an adjusting mechanism is arranged between the connecting sleeve and the connecting cylinder, conveying pipes are arranged inside the two ends of the connecting cylinder, rubber sleeves are arranged on the outer walls of the two conveying pipes, the outer walls of the rubber sleeves are propped against and are in sliding connection with the inner wall of the connecting cylinder, two limiting mechanisms are arranged among the connecting sleeve, the inner wall of the connecting cylinder and the two conveying pipes, and four supports are fixedly connected on the base. The invention can realize the simultaneous connection of two conveying pipes, can protect the connecting sleeve and the conveying pipes during the connection, and can simultaneously protect the conveying pipes in a damping way, so that the conveying pipes cannot generate larger torsion, are not easy to damage, and can limit the conveying pipes, so that the connecting parts of the conveying pipes cannot be loosened after long-time use.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a civil engineering earthquake-resistant structure.
Background
The pipeline connection among the prior art is realized through the clamp more, however realize pipeline rigid connection's structure through the clamp among the prior art, though can realize the sealing connection of two separation pipelines, but the junction receives under the effect of external stress such as earthquake, can take place the distortion of different degree, fracture even, and then lead to the leakproofness between two separation pipelines to receive the influence, lead to revealing of carrying liquid or gas etc. not only influence and continue the work and use, can also cause great environmental pollution problem, can't satisfy the user demand of pipeline connection's antidetonation function.
Therefore, we have devised a civil engineering seismic structure.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a civil engineering earthquake-resistant structure which can realize the simultaneous connection of two conveying pipes, protect a connecting sleeve and the conveying pipes during the connection, and simultaneously protect the conveying pipes in a vibration-absorbing way so as to prevent the conveying pipes from generating larger torsion, thereby ensuring that the conveying pipes are not damaged easily, and limit the conveying pipes so that the connecting parts of the conveying pipes cannot be loosened after long-time use.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a civil engineering shock-resistant structure, includes the base, the top of base is equipped with the connecting cylinder, the inner wall of connecting cylinder rotates and is connected with the adapter sleeve, equal fixedly connected with screwed pipe in the both ends of adapter sleeve, be equipped with adjustment mechanism between adapter sleeve and the connecting cylinder, the inside conveyer pipe that all is equipped with in both ends of connecting cylinder, two the outer wall of conveyer pipe all is equipped with the rubber sleeve, the outer wall of rubber sleeve offsets and sliding connection with the inner wall of connecting cylinder, be equipped with two stop gear between adapter sleeve, connecting cylinder inner wall and the two conveyer pipes, four fixedly connected with four support columns on the base, four the upper end of support column all is equipped with the sliding groove, four equal fixedly connected with sliding block in the sliding groove, four equal fixedly connected with bracing piece in the upper end of sliding block and relative sliding groove, four the upper end of bracing piece all is equipped with damping mechanism with the bottom fixed connection of connecting cylinder between bracing piece and the base.
Preferably, the inner wall of the connecting cylinder is fixedly connected with a bearing, and the connecting sleeve penetrates through the inner ring of the bearing and is fixedly connected with the inner ring of the bearing.
Preferably, the connecting cylinder is a rectangular cylinder, the part of the connecting cylinder, on which the bearing is arranged, is in a cylindrical shape, and the outer wall of the rubber sleeve is in a rectangular shape.
Preferably, the adjusting mechanism comprises a first friction ring sleeved on the outer wall of the connecting sleeve and fixedly connected with the connecting sleeve, a second friction ring propped against the first friction ring is sleeved on the outer wall of the first friction ring, a worm wheel is fixedly connected with the outer wall of the second friction ring, an installation groove is formed in the inner bottom of the connecting cylinder, a worm is rotationally connected with the installation groove, the worm is meshed with the worm wheel, the front end of the worm penetrates through the front end side wall of the connecting cylinder and is rotationally connected with the front end side wall of the connecting cylinder, and a hand wheel is fixedly connected with the worm.
Preferably, the stop gear is including setting up the side tank at adapter sleeve lateral wall, sliding connection has the actuating lever in the side tank, fixedly connected with first spring between actuating lever and the inner wall in side tank, adapter sleeve's outer wall fixedly connected with fixed pipe, fixedly connected with fixed block in the fixed pipe, the fixed block runs through from top to bottom and is equipped with rather than sliding connection has the slide bar, slide bar runs through adapter sleeve's lateral wall and rather than sliding connection, the upper end of slide bar extends to in the side tank and offsets with the actuating lever, the below of slide bar is equipped with the montant, fixedly connected with second spring between montant and the slide bar, the bottom fixedly connected with hemisphere piece, the inner wall of connecting cylinder is equipped with a plurality of hemisphere grooves that are annular distribution, hemisphere type groove sets up with hemisphere piece relatively.
Preferably, the upper end of the sliding rod is provided with a first inclined plane, the bottom of the driving rod is provided with a second inclined plane, and the first inclined plane is propped against and matched with the second inclined plane.
Preferably, the sliding rod is a rectangular rod.
Preferably, the damping machine comprises a connecting block arranged above the base, a plurality of damping springs are fixedly connected between the connecting block and the base, four damping rods are hinged to the upper end of the connecting block, and the four damping rods are respectively connected with the four supporting rods in a rotating mode.
Compared with the prior art, the invention has the beneficial effects that:
1. the hand wheel rotates and drives worm and worm wheel to rotate, and then realizes the rotation of second friction ring, under the effect of frictional force between second friction ring and the first friction ring, the second friction ring rotates and can drive first friction ring and adapter sleeve rotation, so can realize two screwed pipes and rotate, two screwed pipes rotate can with the inner wall threaded connection of two conveyer pipes, so can realize two conveyer pipes relative movement, until unable removal, the conveyer pipe offsets with adapter sleeve this moment, can link together two conveyer pipes through adapter sleeve and screwed pipe, and is convenient and swift.
2. The purpose of setting up first friction ring and second friction ring when conveyer pipe and adapter sleeve offset, continues to rotate the hand wheel and still can drive worm and worm wheel rotation, but adapter sleeve no longer rotates, prevents that excessive power from rotating the adapter sleeve and causing its damage.
3. When the connecting sleeve does not rotate any more, under the action of the second spring, the hemispherical block is clamped into the hemispherical groove again, meanwhile, the conveying pipe is propped against the connecting sleeve, driving of the driving rod is achieved, the driving rod can drive the first inclined plane to move, the sliding rod can move downwards through cooperation of the first inclined plane and the second inclined plane, the hemispherical block can be propped against the hemispherical groove tightly under the elasticity of the second spring, the fixing pipe and the connecting sleeve are not easy to rotate, and the conveying pipe and the connecting sleeve cannot loosen.
4. When vibrations take place, can be to slider and bracing piece shock attenuation through damping spring, and then realize the shock attenuation to the connecting cylinder, through damping spring, can produce the damping to the damping rod, so realize producing the damping to the bracing piece, reduce the range that the connecting cylinder shakes, and then reduce the torsion resistance of conveyer pipe and conveyer pipe junction, realize the protection to the conveyer pipe.
In summary, the invention can realize the simultaneous connection of two conveying pipes, can protect the connecting sleeve and the conveying pipes during the connection, and can simultaneously protect the conveying pipes in a damping way, so that the conveying pipes cannot generate larger torsion, and are not easy to damage, and can limit the conveying pipes, so that the connecting positions of the conveying pipes cannot be loosened after long-time use.
Drawings
FIG. 1 is a cross-sectional view of a civil engineering seismic structure according to the present invention;
FIG. 2 is a front view of a civil engineering seismic structure according to the present invention;
FIG. 3 is a schematic view of the structure at A in the earthquake-resistant structure for civil engineering according to the present invention;
FIG. 4 is a side view of a worm gear in a civil engineering anti-seismic structure according to the present invention;
fig. 5 is a perspective view of a part of a civil engineering earthquake-resistant structure according to the present invention.
In the figure: the device comprises a base, a connecting cylinder 2, a conveying pipe 3, a rubber sleeve 4, a connecting sleeve 5, a bearing 6, a worm wheel 7, a threaded pipe 8, a mounting groove 9, a hand wheel 10, a worm 11, a supporting column 12, a sliding groove 13, a damping spring 14, a supporting rod 15, a connecting block 16, a damping spring 17, a second friction ring 18, a damping rod 19, a first friction ring 20, a fixed pipe 21, a fixed block 22, a vertical rod 23, a hemispherical block 24, a hemispherical groove 25, a sliding rod 26, a second spring 27, a side groove 28, a driving rod 29, a first spring 30, a first inclined surface 31, a second inclined surface 32 and a sliding block 33.
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.
Referring to fig. 1-5, a civil engineering earthquake-resistant structure comprises a base 1, wherein a connecting cylinder 2 is arranged above the base 1, the inner wall of the connecting cylinder 2 is rotationally connected with a connecting sleeve 5, the inner wall of the connecting cylinder 2 is fixedly connected with a bearing 6, and the connecting sleeve 5 penetrates through the inner ring of the bearing 6 and is fixedly connected with the inner ring; wherein, connecting cylinder 2 is the rectangle section of thick bamboo, and connecting cylinder 2 installs the part of bearing 6 and is cylindric setting, and the outer wall of rubber sleeve 4 is the rectangle shape, so rubber sleeve 4 can not take place to rotate in connecting cylinder 2.
The both ends of adapter sleeve 5 are all fixedly connected with screwed pipe 8, be equipped with adjustment mechanism between adapter sleeve 5 and the connecting cylinder 2, adjustment mechanism is including the cover at adapter sleeve 5 outer wall and rather than fixed connection's first friction ring 20, the outer wall cover of first friction ring 20 is equipped with rather than the second friction ring 18 that offsets, the outer wall fixedly connected with worm wheel 7 of second friction ring 18, the inner bottom of connecting cylinder 2 is equipped with mounting groove 9, the rotation of mounting groove 9 is connected with worm 11, worm 11 meshes with worm wheel 7, the front end of worm 11 runs through the front end lateral wall of connecting cylinder 2 and rotates rather than being connected, fixedly connected with hand wheel 10 on the worm 11, conveniently rotate worm 11 through hand wheel 10 and rotate.
Wherein, the purpose of setting up first friction ring 20 and second friction ring 18, when conveyer pipe 3 and adapter sleeve 5 offset, continue to rotate hand wheel 10 and still can drive worm 11 and worm wheel 7 rotation, but adapter sleeve 5 no longer rotates, prevents that the excessive hard rotation of adapter sleeve 5 from causing its damage.
The inside of both ends of the connecting cylinder 2 are provided with a conveying pipe 3, and the inner wall of the conveying pipe 3 is provided with internal threads; the outer walls of the two conveying pipes 3 are provided with rubber sleeves 4, and the rubber sleeves 4 are fixedly connected with the conveying pipes 3; the outer wall of the rubber sleeve 4 is propped against the inner wall of the connecting cylinder 2 and is in sliding connection, and two limiting mechanisms are arranged among the connecting sleeve 5, the inner wall of the connecting cylinder 2 and the two conveying pipes 3.
Specifically, the limiting mechanism comprises a side groove 28 arranged on the side wall of the connecting sleeve 5, a driving rod 29 is connected in the side groove 28 in a sliding manner, a first spring 30 is fixedly connected between the driving rod 29 and the inner wall of the side groove 28, the outer wall of the connecting sleeve 5 is fixedly connected with a fixed pipe 21, a fixed block 22 is fixedly connected in the fixed pipe 21, the fixed block 22 is vertically penetrated and provided with a sliding rod 26 in a sliding manner, the sliding rod 26 penetrates through the side wall of the connecting sleeve 5 and is in sliding connection with the side groove 28, the upper end of the sliding rod 26 extends into the side groove 28 and abuts against the driving rod 29, a vertical rod 23 is arranged below the sliding rod 26, a second spring 27 is fixedly connected between the vertical rod 23 and the sliding rod 26, a hemispherical block 24 is fixedly connected to the bottom of the vertical rod 23, a plurality of hemispherical grooves 25 distributed in an annular manner are formed in the inner wall of the connecting cylinder 2, and the hemispherical grooves 25 are arranged opposite to the hemispherical block 24; wherein the hemispherical groove 25 is also a circular portion located at the inner wall of the connecting cylinder 2.
The upper end of the sliding rod 26 is provided with a first inclined plane 31, the bottom of the driving rod 29 is provided with a second inclined plane 32, the first inclined plane 31 is propped against and matched with the second inclined plane 32, so that the movement of the driving rod 29 can drive the first inclined plane 31 to move, and the sliding rod 26 can be moved through the cooperation of the first inclined plane 31 and the second inclined plane 32; the slide bar 26 is a rectangular bar, preventing the slide bar 26 from rotating.
Four support columns 12 are fixedly connected to the base 1, sliding grooves 13 are formed in the upper ends of the four support columns 12, sliding blocks 33 are slidably connected to the four sliding grooves 13, damping springs 14 are fixedly connected between the four sliding blocks 33 and the inner bottoms of the opposite sliding grooves 13, supporting rods 15 are fixedly connected to the upper ends of the four sliding blocks 33, and the upper ends of the four supporting rods 15 are fixedly connected with the bottom of the connecting cylinder 2.
And be equipped with damping mechanism between four bracing pieces 15 and the base 1, damping machine is including setting up the connecting block 16 in base 1 top, fixedly connected with a plurality of damping springs 17 between connecting block 16 and the base 1, and the upper end of connecting block 16 articulates and is connected with four damping bars 19, and four damping bars 19 rotate with four bracing pieces 15 respectively to be connected, can slow down the range of connecting cylinder 2 vibrations through damping mechanism, and then can reduce the tortuosity of conveyer pipe 3.
In the invention, when the conveying pipe 3 is installed, a worker installs the rubber sleeve 4 on the inner wall of the connecting cylinder 2, so that the conveying pipe 3 can be placed in the connecting cylinder 2, then the two conveying pipes 3 can relatively move until the conveying pipes cannot move, then the worker manually rotates the hand wheel 10, the hand wheel 10 rotates to drive the worm 11 and the worm wheel 7 to rotate, further the rotation of the second friction ring 18 is realized, the rotation of the second friction ring 18 can drive the first friction ring 20 and the connecting sleeve 5 to rotate under the action of friction force between the second friction ring 18 and the first friction ring 20, two threaded pipes 8 can be realized to rotate, the rotation of the two threaded pipes 8 can be in threaded connection with the inner walls of the two conveying pipes 3, so that the two conveying pipes 3 can relatively move until the conveying pipes cannot move, and the conveying pipes 3 are propped against the connecting sleeve 5, and the two conveying pipes 3 can be connected together through the connecting sleeve 5 and the threaded pipes 8 conveniently and quickly;
when the connecting sleeve 5 rotates, the fixed pipe 21 and the hemispherical block 24 are driven to rotate, the hemispherical block 24 and the hemispherical groove 25 relatively move, when the connecting sleeve 5 does not rotate any more, under the action of the second spring 27, the hemispherical block 24 is clamped into the hemispherical groove 25 again, meanwhile, the conveying pipe 3 is propped against the connecting sleeve 5, the driving of the driving rod 29 is realized, the driving rod 29 moves to drive the first inclined surface 31 to move, the sliding rod 26 can move downwards through the cooperation of the first inclined surface 31 and the second inclined surface 32, the hemispherical block 24 and the hemispherical groove 25 are propped against tightly under the elasticity of the second spring 27, the fixed pipe 21 and the connecting sleeve 5 are not easy to rotate, and the conveying pipe 3 and the connecting sleeve 5 cannot loose;
when vibration occurs, the sliding block 33 and the supporting rod 15 can be damped through the damping spring 14, further the damping of the connecting tube 2 is realized, the damping rod 19 can be damped through the damping spring 17, the damping of the supporting rod 15 is realized, the vibration amplitude of the connecting tube 2 is reduced, further the torsion degree of the connecting position of the conveying tube 3 and the conveying tube 3 is reduced, and the protection of the conveying tube 3 is realized.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a civil engineering shock-resistant structure, includes base (1), its characterized in that, the top of base (1) is equipped with connecting cylinder (2), the inner wall of connecting cylinder (2) rotates and is connected with adapter sleeve (5), the equal fixedly connected with screwed pipe (8) in both ends of adapter sleeve (5), be equipped with adjustment mechanism between adapter sleeve (5) and connecting cylinder (2), the both ends inside of connecting cylinder (2) all are equipped with conveyer pipe (3), two the outer wall of conveyer pipe (3) all is equipped with rubber sleeve (4), the outer wall of rubber sleeve (4) offsets and sliding connection with the inner wall of connecting cylinder (2), be equipped with two stop gear between adapter sleeve (5), connecting cylinder (2) inner wall and two conveyer pipes (3), four support columns (12) of fixedly connected with on base (1), four the upper end of support column (12) all is equipped with sliding groove (13), all sliding connection has sliding block (33) in four sliding groove (13) the both ends in sliding groove (13), all fixedly connected with shock attenuation between four inner bottom (15) and four on the equal fixed connection of support column (15) of sliding block (33) and the equal fixed connection of inner bottom (15), and four be equipped with damping mechanism between bracing piece (15) and base (1), damping machine is including setting up connecting block (16) in base (1) top, fixedly connected with a plurality of damping springs (17) between connecting block (16) and base (1), the upper end hinge of connecting block (16) is connected with four damping pole (19), four damping pole (19) are connected with four bracing piece (15) rotation respectively.
2. The civil engineering earthquake-resistant structure according to claim 1, wherein the inner wall of the connecting cylinder (2) is fixedly connected with a bearing (6), and the connecting sleeve (5) penetrates through the inner ring of the bearing (6) and is fixedly connected with the inner ring.
3. The civil engineering earthquake-resistant structure according to claim 2, wherein the connecting cylinder (2) is a rectangular cylinder, a portion of the connecting cylinder (2) where the bearing (6) is mounted is arranged in a cylindrical shape, and an outer wall of the rubber sleeve (4) is in a rectangular shape.
4. The civil engineering earthquake-resistant structure according to claim 1, wherein the adjusting mechanism comprises a first friction ring (20) sleeved on the outer wall of the connecting sleeve (5) and fixedly connected with the connecting sleeve, a second friction ring (18) propped against the first friction ring is sleeved on the outer wall of the first friction ring (20), a worm wheel (7) is fixedly connected to the outer wall of the second friction ring (18), a mounting groove (9) is formed in the inner bottom of the connecting cylinder (2), a worm (11) is rotationally connected to the mounting groove (9), the worm (11) is meshed with the worm wheel (7), the front end of the worm (11) penetrates through the front end side wall of the connecting cylinder (2) and is rotationally connected with the worm wheel, and a hand wheel (10) is fixedly connected to the worm (11).
5. The civil engineering earthquake-resistant structure according to claim 1, wherein the limiting mechanism comprises a side groove (28) arranged on the side wall of the connecting sleeve (5), a driving rod (29) is connected in the side groove (28) in a sliding manner, a first spring (30) is fixedly connected between the driving rod (29) and the inner wall of the side groove (28), a fixing tube (21) is fixedly connected with the outer wall of the connecting sleeve (5), a fixing block (22) is fixedly connected in the fixing tube (21), a sliding rod (26) is arranged on the fixing block (22) in a penetrating manner, the sliding rod (26) penetrates through the side wall of the connecting sleeve (5) and is connected with the sliding rod in a sliding manner, the upper end of the sliding rod (26) extends into the side groove (28) and is propped against the driving rod (29), a second spring (27) is fixedly connected between the sliding rod (23) and the inner wall of the side groove (28), a hemispherical connecting sleeve (24) is fixedly connected with the bottom of the fixing tube (21), and a hemispherical connecting sleeve (25) is arranged on the inner wall of the hemispherical connecting sleeve (2).
6. The civil engineering earthquake-resistant structure according to claim 5, wherein a first inclined surface (31) is arranged at the upper end of the sliding rod (26), a second inclined surface (32) is arranged at the bottom of the driving rod (29), and the first inclined surface (31) is abutted against and matched with the second inclined surface (32).
7. A civil engineering seismic structure according to claim 6, characterized in that the sliding bar (26) is a rectangular bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110490440.XA CN113202988B (en) | 2021-05-06 | 2021-05-06 | Civil engineering shock-resistant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110490440.XA CN113202988B (en) | 2021-05-06 | 2021-05-06 | Civil engineering shock-resistant structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113202988A CN113202988A (en) | 2021-08-03 |
| CN113202988B true CN113202988B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110490440.XA Active CN113202988B (en) | 2021-05-06 | 2021-05-06 | Civil engineering shock-resistant structure |
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| CN (1) | CN113202988B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205447021U (en) * | 2016-03-31 | 2016-08-10 | 瑞安市遵盛汽车零部件有限公司 | Oil pipe joint |
| CN211040106U (en) * | 2019-12-13 | 2020-07-17 | 吉林建筑科技学院 | Civil engineering antidetonation structure |
| CN111536342A (en) * | 2020-05-18 | 2020-08-14 | 哈尔滨学院 | Civil engineering antidetonation structure |
| CN211649464U (en) * | 2020-03-01 | 2020-10-09 | 重庆文理学院 | Civil engineering antidetonation additional strengthening |
| CN212986330U (en) * | 2020-07-27 | 2021-04-16 | 南京磊诺液压科技有限公司 | High leakproofness hydraulic pressure coupling |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007025787A1 (en) * | 2007-05-24 | 2008-11-27 | Faster S.P.A. | Pipe coupling, method for pipe coupling, and for self-cleaning of coupling halves during pipe coupling |
-
2021
- 2021-05-06 CN CN202110490440.XA patent/CN113202988B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205447021U (en) * | 2016-03-31 | 2016-08-10 | 瑞安市遵盛汽车零部件有限公司 | Oil pipe joint |
| CN211040106U (en) * | 2019-12-13 | 2020-07-17 | 吉林建筑科技学院 | Civil engineering antidetonation structure |
| CN211649464U (en) * | 2020-03-01 | 2020-10-09 | 重庆文理学院 | Civil engineering antidetonation additional strengthening |
| CN111536342A (en) * | 2020-05-18 | 2020-08-14 | 哈尔滨学院 | Civil engineering antidetonation structure |
| CN212986330U (en) * | 2020-07-27 | 2021-04-16 | 南京磊诺液压科技有限公司 | High leakproofness hydraulic pressure coupling |
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| Publication number | Publication date |
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| CN113202988A (en) | 2021-08-03 |
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