CN210037444U - Static force loading device for anti-sliding test of inclined support node - Google Patents
Static force loading device for anti-sliding test of inclined support node Download PDFInfo
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- CN210037444U CN210037444U CN201920799057.0U CN201920799057U CN210037444U CN 210037444 U CN210037444 U CN 210037444U CN 201920799057 U CN201920799057 U CN 201920799057U CN 210037444 U CN210037444 U CN 210037444U
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Abstract
The utility model discloses an inclined strut node anti-sliding test static force loading device, a ground beam is horizontally and fixedly arranged on a test pedestal, a counterforce beam is arranged on the upper part of the ground beam in parallel, and a first side column and a second side column are arranged between the counterforce beam and the ground beam in parallel; the upper end of the first side column is hinged with one end of the counter-force beam, the lower end of the second side column is fixedly connected with the other end of the ground beam, the pressure gauge is arranged between the second side column and the jack, and the upper end of the jack is tightly propped against the other end of the counter-force beam; the lower part of the inclined support node test piece is connected with the ground beam, and the upper part of the inclined support node test piece is hinged with the counter-force beam; the hinged rotating center between the inclined support node test piece and the counter-force beam, the hinged rotating center between the first side column and the counter-force beam and the top surface of the jack are arranged in a collinear manner; the utility model discloses static loading device cost of manufacture is low, the reliability is high, the installation is simple, can reach the self-balancing, and static loading in-process operation method is simple, and experimental condition requires lowerly.
Description
Technical Field
The utility model belongs to the technical field of the load test loading, in particular to experimental quiet power loading device of bearing diagonal node anti-sliding.
Background
The node is taken as a key part in the assembly type steel structure building and plays a very key role in the installation and use stage of the assembly type building. With the continuous updating of the building form of the assembled steel structure, the connection form of the node is also continuously enriched and developed, and the loading device for the related mechanical property of the existing test node shows certain limitations, such as high price, complex function, complex operation, large volume, inconvenient installation, incapability of automatic balance and the like of the servo loading device, so that the node test is limited.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model provides an anti experimental quiet power loading device of sliding of bearing diagonal node, the anti experimental quiet power loading device of sliding of bearing diagonal node cost of manufacture low, the reliability is high, the installation is simple, can reach the self-balancing and require lowerly to the test condition.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a static force loading device for an inclined support node anti-sliding test comprises a counter-force beam, a ground beam, a first side column, a second side column, a pressure gauge and a jack; the ground beam is horizontally and fixedly arranged on the test pedestal, the counter-force beam is arranged on the upper part of the ground beam in parallel, and the first side column and the second side column are arranged between the counter-force beam and the ground beam in parallel; the lower end of the first side column is fixedly connected with one end of the ground beam, and the upper end of the first side column is hinged with one end of the counter-force beam; the lower end of the second side column is fixedly connected with the other end of the ground beam, the upper end of the second side column is connected with the lower end of the jack, the pressure gauge is arranged between the second side column and the jack, and the upper end of the jack is tightly propped against the other end of the counter-force beam; the inclined support node test piece is arranged between the first side column and the second side column, the lower part of the inclined support node test piece is connected with the ground beam, and the upper part of the inclined support node test piece is hinged with the counter-force beam; and the hinged rotating center between the inclined support node test piece and the counter-force beam, the hinged rotating center between the first side column and the counter-force beam and the top surface of the jack are arranged in a collinear manner.
The reaction device comprises a first side column, a reaction beam, a second side column, a first hinge device and a second hinge device, wherein the first hinge device is arranged between the first side column and the reaction beam; the lower end of the second hinge device is fixedly connected with the upper part of the inclined support node test piece, and the upper end of the second hinge device is fixedly connected with the lower surface of the counter-force beam; the distance between the first hinge means and the second hinge means is the same as the distance between the second hinge means and the jack.
The test bed is characterized by further comprising a pressing beam, wherein the pressing beam is vertically arranged on the ground beam, and two ends of the pressing beam are fixedly connected with the test bed through foundation bolts; the bottom of the pressure beam is provided with two limiting strips which are respectively arranged on two sides of the ground beam.
Furthermore, the inclined support node test piece comprises a first support column, a second support column, a first inclined support and a second inclined support, wherein the lower end of the first support column is connected with the upper surface of the ground beam, the upper end of the first support column is connected with the upper end of the first inclined support, and the lower end of the first inclined support is connected with the upper surface of the ground beam; the lower end of the second inclined support is connected with the lower end of the first support column, and the upper end of the second inclined support is connected with the middle part of the first inclined support; the second support column and the first support column are arranged in parallel, the lower end of the second support column is connected with the middle part of the first inclined support, and the included angle between the second support column and the first inclined support is any angle.
Further, the included angle between the second supporting column and the first inclined strut is 45 degrees.
Further, the first hinge device comprises a first hinge seat, a first hinge lug and a first pin bolt, the lower end of the first hinge seat is fixedly connected with the upper end of the first side column, the upper end of the first hinge seat is connected with the lower end of the first hinge lug in a matching way through the first pin bolt, and the upper end of the first hinge lug is fixedly connected with the counter-force beam; the second hinge device comprises a second hinge seat, a second hinge lug and a second pin bolt, the lower end of the second hinge seat is fixedly connected with the upper end of the inclined support node test piece, the upper end of the second hinge seat is connected with the lower end of the second hinge lug in a matched manner through the second pin bolt, and the upper end of the second hinge lug is fixedly connected with the counter-force beam; the center of the first pin bolt, the center of the second pin bolt and the top surface of the jack are arranged in a collinear way.
Furthermore, the reaction beam is made of H-shaped steel, and a plurality of first stiffening ribs are arranged on two sides of a web plate of the reaction beam; the ground beam is made of box-shaped section steel, and a plurality of second stiffening ribs are arranged on two sides of a web plate of the box-shaped section steel.
Furthermore, the first side column and the second side column are both made of H-shaped steel, a first end plate is fixedly arranged at the lower end of the first side column, and the first end plate is fixedly connected with the ground beam through a bolt; the upper end of the first side column is fixedly provided with a second end plate, and the upper end of the first side column is hinged with the counter-force beam through the second end plate; the lower extreme of second side column is fixed and is provided with the third end plate, and the third end plate passes through bolt and grade beam fixed connection, and the upper end of second side column is fixed to be set up at the fourth end plate, and the pressure gauge setting is on the fourth end plate.
Furthermore, a cushion block is arranged between the jack and the reaction beam.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a static force loading device for an anti-sliding test of diagonal bracing nodes, which is characterized in that a first side column and a second side column are arranged between a counter-force beam and a ground beam, the first side column is hinged with the counter-force beam, the second side column is tightly propped against the counter-force beam through a jack, the diagonal bracing nodes are hinged with the counter-force beam, a hinged rotation center between a diagonal bracing node test piece and the counter-force beam, a hinged rotation center between the first side column and the counter-force beam and the top surface position of the jack are arranged in a collinear manner, and the device can reach self-balancing; the static force loading device for the anti-sliding test of the diagonal bracing node has the advantages of low manufacturing cost, high reliability and simple installation; the loading device can achieve self-balancing, other fixed and auxiliary devices of a test field are not needed, the loading test can be completed completely through few resources, and the requirement on test conditions is low.
Further, the distance between the first hinge device and the second hinge device and the distance between the second hinge device and the jack are set to be the same, so that the force actually loaded on the inclined support node test piece is twice the value recorded by the pressure gauge.
Furthermore, the pressure beam is arranged, so that reliable connection between the ground beam and the test bed is ensured.
Drawings
Fig. 1 is a schematic axial side view of a static force loading device according to the present invention;
fig. 2 is a front view of the static loading apparatus of the present invention;
fig. 3 is a schematic side view of a pressing beam in the loading device according to the present invention;
fig. 4 is a front view of a pressing beam in the static force loading device according to the present invention;
fig. 5 is an enlarged schematic view of a connection structure between a first side column and a first hinge device in the static force loading device of the present invention;
fig. 6 is an enlarged schematic view of a connection structure between a test piece and a second hinge device in the static force loading device of the present invention;
fig. 7 is a schematic structural diagram of an oblique supporting node test piece in the static force loading device of the present invention.
The test bed comprises a reaction beam 1, a ground beam 2, a compression beam 3, anchor bolts 4, an inclined support node test piece 5, a first side column 6, a second side column 7, a first end plate 8, a second end plate 9, a third end plate 10, a fourth end plate 11, a fifth end plate 12, a sixth end plate 13, a first hinge device 14, a second hinge device 15, a pressure gauge 16, a jack 17, a cushion block 18, a seventh end plate 19, an eighth end plate 20, a first rib plate 101, a second rib plate 201, a limiting plate 301, a first support column 501, a second support column 502, a first inclined support 503, a second inclined support 504 and a fixing plate 505; 141 a first hinge base, 142 a first hinge lug, 143 a first pin; 151 second hinge base, 152 second hinge lug, 153 second pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A static force loading device for an inclined support node anti-sliding test comprises a counter-force beam 1, a ground beam 2, a first side column 6, a second side column 7, a pressure gauge 16 and a jack 17; the ground beam 2 is horizontally and fixedly arranged on the test pedestal, the reaction beam 1 is arranged on the upper part of the ground beam 2 in parallel, and the first side column 6 and the second side column 7 are arranged between the reaction beam 1 and the ground beam 2 in parallel; the lower end of the first side column 6 is fixedly connected with one end of the ground beam 2, and the upper end of the first side column 6 is hinged with one end of the reaction beam 1; the lower end of the second side column 7 is fixedly connected with the other end of the ground beam 2, the upper end of the second side column 7 is connected with the lower end of a jack 17, a pressure gauge 16 is arranged between the second side column 7 and the jack 17, and the upper end of the jack 17 is tightly propped against the other end of the counter-force beam 1; the inclined support node test piece 5 is arranged between the first side column 6 and the second side column 7, the lower part of the inclined support node test piece 5 is connected with the ground beam 2, and the upper part of the inclined support node test piece 5 is hinged with the counter-force beam 1; and the hinged rotating center between the inclined support node test piece and the reaction beam 1, the hinged rotating center between the first side column 6 and the reaction beam 1 and the top surface position of the jack 17 are arranged in a collinear way.
Referring to fig. 1-6, the utility model relates to a static force loading device for inclined strut joint anti-sliding test, which comprises a counter-force beam 1, a ground beam 2, a pressure beam 3, a foundation bolt 4, a first side column 6, a second side column 7, a first end plate 8, a second end plate 9, a third end plate 10, a fourth end plate 11, a fifth end plate 12, a sixth end plate 13, a first hinge device 14, a second hinge device 15, a pressure gauge 16, a jack 17, a cushion block 18, a seventh end plate 19 and an eighth end plate 20; the ground beam 2 is horizontally arranged on the test bed, the counter-force beam 1 is arranged on the upper part of the ground beam 2 in parallel, the first side column 6 and the second side column 7 are arranged between the counter-force beam 1 and the ground beam 2, and the first side column 6 and the second side column 7 are vertically arranged in parallel; the test piece comprises a first side column 6, a second side column 7, an inclined support node test piece 5 and a ground beam 2, wherein the first side column 6 is arranged at one end of the ground beam 2, the second side column 7 is arranged at the other end of the ground beam 2, and the inclined support node test piece 5 is arranged between the first side column 6 and the second side column 7; the lower end of the inclined support node test piece 5 is connected with the upper surface of the ground beam 2, the upper end of the inclined support node test piece 5 is connected with the lower end of the second hinge device 15, and the upper end of the second hinge device 15 is connected with the lower surface of the counter-force beam 1; the lower end of the first side column 6 is connected with the upper surface of the ground beam 2, the upper end of the first side column 6 is connected with the lower end of the first hinge device 14, and the upper end of the first hinge device 14 is connected with the lower surface of the reaction beam 1; the lower end of the second side column 7 is connected with the upper surface of the ground beam 2, the upper end of the second side column 7 is connected with the lower end of the jack 17, the upper end of the jack 17 is connected with the lower end surface of the cushion block 18, and the upper end surface of the cushion block 18 is connected with the lower surface of the reaction beam 1.
The pressure beam 3 is arranged on the ground beam 2, the pressure beam 3 is perpendicular to the ground beam 2, two ends of the pressure beam 3 are fixedly connected with the test pedestal through foundation bolts 4, and the ground beam 2 is fixedly connected with the test pedestal through the pressure beam 3; the bottom of the pressing beam 3 is provided with two limiting strips 301, the two limiting strips 301 are respectively arranged at two sides of the ground beam 2, the pressing beam 3 is clamped on the ground beam 2 through the two limiting strips 301, and the relative displacement between the pressing beam 3 and the ground beam 2 is avoided; the pressing beam 3 comprises two pressing beams 3 with the same structure, wherein one pressing beam 3 is arranged on one side of the inclined support node test piece 5, and the other pressing beam 3 is arranged on the other side of the inclined support node test piece 5.
The reaction beam 1 is made of H-shaped steel, a plurality of first stiffening ribs 101 are arranged on two sides of a web plate of the reaction beam 1, and the first stiffening ribs 101 are used for increasing the strength and rigidity of the reaction beam 1. The ground beam 2 is made of box-shaped section steel, a plurality of second stiffening ribs 201 are arranged on two sides of a web plate of the box-shaped section steel, and the second stiffening ribs 201 are used for increasing the strength and rigidity of the ground beam 2.
The first side column 6 is made of H-shaped steel, the first end plate 8 is fixedly welded at the lower end of the first side column 6, and the first end plate 8 is fixedly connected with the ground beam 2 through bolts; the second end plate 9 is welded and fixed at the upper end of the first side column 6, and the second end plate 9 is fixedly connected with the first hinge device 14 through bolts.
The second side column 7 is made of H-shaped steel, the third end plate 10 is welded and fixed at the lower end of the second side column 7, and the third end plate 10 is fixedly connected with the ground beam 2 through bolts; the fourth end plate 11 is welded and fixed at the upper end of the second side column 7, the pressure gauge 16 is arranged on the fourth end plate 11, the lower end of the jack 17 is connected with the pressure gauge 16, and the upper end of the jack 17 is tightly propped against the reaction beam 1 through the cushion block 18.
Referring to fig. 7, the inclined strut node test piece 5 includes a first support column 501, a second support column 502, a first inclined strut 503, a second inclined strut 504 and a fixing plate 505, wherein the lower end of the first support column 501 is connected to the fixing plate 505, the upper end of the first support column 501 is connected to the upper end of the first inclined strut 503, the lower end of the first inclined strut 503 is connected to the upper surface of the fixing plate 505, and the fixing plate 505 is connected to the upper surface of the ground beam 2 through bolts; the lower end of the second inclined strut 504 is connected with the lower end of the first support column 501, and the upper end of the second inclined strut 504 is connected with the middle part of the first inclined strut 503; the second supporting column 502 is arranged in parallel with the first supporting column 501, the lower end of the second supporting column 501 is connected with the middle part of the first inclined strut 503, the included angle between the second supporting column 502 and the first inclined strut 503 is any angle, and the second supporting column 501 is connected with the first inclined strut 503 through a bolt; preferably, the included angle between the second supporting column 502 and the first inclined strut 503 is 45 °; the fifth end plate 12 is welded and fixed at the upper end of the second supporting column 502, the sixth end plate 13 is arranged at the lower end of the second hinge device 15, and the fifth end plate 12 is fixedly connected with the sixth end plate 13 through bolts.
The first hinge device 14 includes a first hinge base 141, a first hinge lug 142 and a first pin 143, a lower end of the first hinge base 141 is fixedly disposed on the second end plate 9, an upper end of the first hinge base 141 is fittingly connected to a lower end of the first hinge lug 142 via the first pin 143, an upper end of the first hinge lug 142 is fixedly connected to the seventh end plate 19, and the seventh end plate 19 is fixedly connected to the reaction beam 1 via a bolt.
The second hinge assembly 15 includes a second hinge base 151, a second hinge lug 152 and a second pin 153, the lower end of the second hinge base 151 is fixedly disposed on the sixth end plate 13, the upper end of the second hinge base 151 is connected to the lower end of the second hinge lug 152 through the second pin 153 in a matching manner, the upper end of the second hinge lug 152 is fixedly connected to the eighth end plate 20, and the eighth end plate 20 is fixedly connected to the reaction beam 1 through a bolt.
The center of the first pin 143, the center of the second pin 153, and the top surface position of the jack 17 are arranged in line.
The distance between the first hinge means 14 and the second hinge means 15 is the same as the distance between the second hinge means 15 and the jack 17.
The utility model discloses an assembling process of an inclined support node anti-sliding test static force loading device, which comprises the following steps;
and 4, fine adjustment of the inclined support node test piece 5 and the jack 17, and after the horizontal central positions of the first hinge device 14 and the second hinge device 15 are ensured to be collinear with the central position of the top surface of the jack 17, the static force loading device is assembled.
The loading method of the oblique bracing node anti-sliding test static device comprises the following steps:
it should be noted that: when the center distances between the first hinge device 14 and the second hinge device 15 in the loading device and between the second hinge device 15 and the jack 17 are the same, the force actually loaded on the inclined support node test piece 5 is twice of the value recorded by the pressure gauge 16;
and 3, finally, part of the components are damaged or the nodes are greatly slipped when the components are loaded to the inclined support node test piece 5, and the loading is finished.
The static force loading device for the anti-sliding test of the inclined support node has the advantages of low manufacturing cost, high reliability and simple installation, and can realize balance; the operation method in the static loading process is simple, and the requirement on test conditions is low.
The above description is only illustrative of the preferred embodiments of the present invention, and any variations, modifications, decorations, etc. may be made without departing from the principle of the present invention, and these variations, modifications, decorations, etc. are all considered to be within the scope of the present invention.
Claims (9)
1. A static force loading device for an anti-sliding test of an inclined support node is characterized by comprising a counter-force beam (1), a ground beam (2), a first side column (6), a second side column (7), a pressure gauge (16) and a jack (17); the ground beam (2) is horizontally and fixedly arranged on the test bed, the reaction beam (1) is arranged on the upper part of the ground beam (2) in parallel, and the first side column (6) and the second side column (7) are arranged between the reaction beam (1) and the ground beam (2) in parallel; the lower end of the first side column (6) is fixedly connected with one end of the ground beam (2), and the upper end of the first side column (6) is hinged with one end of the reaction beam (1); the lower end of the second side column (7) is fixedly connected with the other end of the ground beam (2), the upper end of the second side column (7) is connected with the lower end of a jack (17), a pressure gauge (16) is arranged between the second side column (7) and the jack (17), and the upper end of the jack (17) is tightly propped against the other end of the reaction beam (1); the inclined support node test piece (5) is arranged between the first side column (6) and the second side column (7), the lower part of the inclined support node test piece (5) is connected with the ground beam (2), and the upper part of the inclined support node test piece (5) is hinged with the counter-force beam (1); and the hinged rotating center between the inclined support node test piece (5) and the reaction beam (1), the hinged rotating center between the first side column (6) and the reaction beam (1) and the top surface position of the jack (17) are arranged in a collinear manner.
2. The inclined support node anti-sliding test static force loading device is characterized by further comprising a first hinge device (14) and a second hinge device (15), wherein the first hinge device (14) is arranged between the first side column (6) and the counter-force beam (1), the lower end of the first hinge device (14) is fixedly connected with the upper end of the first side column (6), and the upper end of the first hinge device (14) is fixedly connected with the lower surface of the counter-force beam (1); the second hinge device (15) is arranged between the inclined support node test piece (5) and the reaction beam (1), the lower end of the second hinge device (15) is fixedly connected with the upper part of the inclined support node test piece (5), and the upper end of the second hinge device (15) is fixedly connected with the lower surface of the reaction beam (1); the distance between the first hinge means (14) and the second hinge means (15) is the same as the distance between the second hinge means (15) and the jack (17).
3. The inclined support node anti-sliding test static force loading device according to claim 1, characterized by further comprising a pressing beam (3), wherein the pressing beam (3) is vertically arranged on the ground beam (2), and two ends of the pressing beam (3) are fixedly connected with the test bed through foundation bolts (4); the bottom of the pressure beam (3) is provided with two limiting strips (301), and the two limiting strips (301) are respectively arranged on two sides of the ground beam (2).
4. The inclined support node anti-sliding test static force loading device is characterized in that an inclined support node test piece (5) comprises a first support column (501), a second support column (502), a first inclined support (503) and a second inclined support (504), wherein the lower end of the first support column (501) is connected with the upper surface of the ground beam (2), the upper end of the first support column (501) is connected with the upper end of the first inclined support (503), and the lower end of the first inclined support (503) is connected with the upper surface of the ground beam (2); the lower end of the second inclined support (504) is connected with the lower end of the first support column (501), and the upper end of the second inclined support (504) is connected with the middle part of the first inclined support (503); the second supporting column (502) and the first supporting column (501) are arranged in parallel, the lower end of the second supporting column (502) is connected with the middle part of the first inclined support (503), and the included angle between the second supporting column (502) and the first inclined support (503) is any angle.
5. A diagonal bracing node anti-slip test static force loading device according to claim 4, wherein the angle between the second bracing column (502) and the first diagonal bracing (503) is 45 °.
6. The inclined support node anti-sliding test static loading device is characterized in that the first hinge device (14) comprises a first hinge base (141), a first hinge lug (142) and a first pin bolt (143), the lower end of the first hinge base (141) is fixedly connected with the upper end of the first side column (6), the upper end of the first hinge base (141) is in fit connection with the lower end of the first hinge lug (142) through the first pin bolt (143), and the upper end of the first hinge lug (142) is fixedly connected with the counter-force beam (1); the second hinge device (15) comprises a second hinge seat (151), a second hinge lug (152) and a second pin bolt (153), the lower end of the second hinge seat (151) is fixedly connected with the upper end of the inclined support node test piece (5), the upper end of the second hinge seat (151) is connected with the lower end of the second hinge lug (152) in a matched mode through the second pin bolt (153), and the upper end of the second hinge lug (152) is fixedly connected with the reaction beam (1); the center of the first pin (143), the center of the second pin (153) and the top surface of the jack (17) are arranged in a collinear manner.
7. The inclined support node anti-sliding test static force loading device according to claim 1, wherein the reaction beam (1) is made of H-shaped steel, and a plurality of first stiffening ribs (101) are arranged on two sides of a web plate of the reaction beam (1); the ground beam (2) is made of box-shaped section steel, and a plurality of second stiffening ribs (201) are arranged on two sides of a web plate of the box-shaped section steel.
8. The static loading device for the anti-sliding test of the diagonal bracing joint according to claim 1, wherein the first side column (6) and the second side column (7) both adopt H-shaped steel, a first end plate (8) is fixedly arranged at the lower end of the first side column (6), and the first end plate (8) is fixedly connected with the ground beam (2) through a bolt; a second end plate (9) is fixedly arranged at the upper end of the first side column (6), and the upper end of the first side column (6) is hinged with the reaction beam (1) through the second end plate (9); the lower extreme of second side column (7) is fixed and is provided with third end plate (10), and third end plate (10) pass through bolt and grade beam (2) fixed connection, and the upper end of second side column (7) is fixed to be set up in fourth end plate (11), and pressure gauge (16) set up on fourth end plate (11).
9. The inclined support node anti-sliding test static force loading device is characterized in that a cushion block (18) is further arranged between the jack (17) and the counter-force beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799057.0U CN210037444U (en) | 2019-05-29 | 2019-05-29 | Static force loading device for anti-sliding test of inclined support node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799057.0U CN210037444U (en) | 2019-05-29 | 2019-05-29 | Static force loading device for anti-sliding test of inclined support node |
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| CN210037444U true CN210037444U (en) | 2020-02-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108562A (en) * | 2019-05-29 | 2019-08-09 | 西安建筑科技大学 | A kind of bearing diagonal node slip resistance experiment static force loading device and loading method |
| CN111424991A (en) * | 2020-04-30 | 2020-07-17 | 广州五羊建设机械有限公司 | Arch-structure slide rail lateral-oblique sliding construction method and device |
-
2019
- 2019-05-29 CN CN201920799057.0U patent/CN210037444U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108562A (en) * | 2019-05-29 | 2019-08-09 | 西安建筑科技大学 | A kind of bearing diagonal node slip resistance experiment static force loading device and loading method |
| CN111424991A (en) * | 2020-04-30 | 2020-07-17 | 广州五羊建设机械有限公司 | Arch-structure slide rail lateral-oblique sliding construction method and device |
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