CN208653925U - Slip vertically loads anti-rolling device in shear wall reversed loading - Google Patents
Slip vertically loads anti-rolling device in shear wall reversed loading Download PDFInfo
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- CN208653925U CN208653925U CN201821414840.2U CN201821414840U CN208653925U CN 208653925 U CN208653925 U CN 208653925U CN 201821414840 U CN201821414840 U CN 201821414840U CN 208653925 U CN208653925 U CN 208653925U
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Abstract
The utility model discloses slips in a kind of shear wall reversed loading vertically to load anti-rolling device, including the top plate being connect with the loading head of vertical actuator, first anti-inclination steel clamp plate, second anti-inclination steel clamp plate, first screw rod, second screw rod and round roller, the lower surface of top plate offers dovetail groove, the trapezoidal slide block to match with dovetail groove is equipped at the top of first anti-inclination steel clamp plate and the second anti-inclination steel clamp plate, first anti-inclination steel clamp plate and the second anti-middle and upper part surface for rolling steel clamp plate offer the round roller hole for installing round roller and two screw holes for installing the first screw rod and the second screw rod, round roller can rotate freely in round roller hole, for clamping shear wall between first anti-inclination steel clamp plate and the second anti-inclination steel clamp plate.The utility model rotates the frictional force for utmostly reducing vertical load and test specimen junction by round roller, deviate vertical actuator will not with the horizontal-shift of test specimen, plays the role of vertical anti-side and inclines load.
Description
Technical field
The utility model belongs to reversed loading technical field, and in particular to a kind of shear wall low-cycle loading
Slip vertically loads anti-rolling device in test.
Background technique
In horizontal reversed loading, the be further applied load purpose of the loading head of vertical actuator is that simulating roof carries
Lotus is equivalent to a dead load, therefore vertical load remains unchanged during the whole test process.It is continued for downwards in vertical load
During applying pressure, because horizontal loading is the regular process that low period reverse cyclic loadings are presented, then test specimen is often followed
Horizontal actuator shifts in horizontal position.In the case if coupon level offset it is excessive if will lead to vertical actuator with
Movement bent, this not only results in vertical load loading direction and deviates and become not to be Vertical loading, while also having can
Laboratory apparatus can be damaged.
Summary of the invention
Technical problem to be solved in the utility model is that provide a kind of shear wall in view of the above shortcomings of the prior art low
Slip vertically loads anti-rolling device in all repeatitive loading tests, and slip is vertical in this shear wall reversed loading
Anti- rolling device is loaded in the case where guaranteeing that vertical load is constant, vertical load and examination are utmostly reduced by round roller rotation
The frictional force of part junction, so that the case where vertical actuator will not be deviated with the horizontal-shift of test specimen, makes to erect
Vertical loading is remained to load loading direction, is played the role of vertical anti-side and is inclined load, it is therefore prevented that the damage of laboratory apparatus
It is bad.
To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:
Slip vertically loads anti-rolling device in a kind of shear wall reversed loading, including is used for and vertical makees
The top plate of the loading head connection of dynamic device, the first anti-inclination steel clamp plate, the second anti-inclination steel clamp plate, the first screw rod, the second screw rod and
Round roller, the lower surface of the top plate offer the dovetail groove that multiple tracks is parallel to each other, and the first anti-inclination steel clamp plate and second prevent
It rolling and is equipped with the trapezoidal slide block to match with dovetail groove at the top of steel clamp plate, the trapezoidal slide block is slidably connected with dovetail groove,
The first anti-inclination steel clamp plate and the second anti-middle and upper part surface for rolling steel clamp plate offer the round roller for installing round roller
Hole and two screw holes for installing the first screw rod and the second screw rod, one end of the round roller is from the described first anti-inclination steel
Round roller hole on clamping plate passes through and the other end is passed through from the round roller hole on the described second anti-inclination steel clamp plate, and the round roller can be in circle
It is rotated freely in roller aperture, one end of first screw rod and one end of the second screw rod pass through nut and the first anti-inclination steel clamp respectively
The other end of two screw holes connection on plate, the other end of the first screw rod and the second screw rod passes through nut and the second anti-side respectively
Two screw holes on steel clamp of inclining plate connect, in the described first anti-middle and lower part and the second anti-inclination steel clamp plate for rolling steel clamp plate
For clamping shear wall between lower part.
As the further improved technical solution of the utility model, the anti-inclination steel clamp plate of described first and the second anti-inclination
Round roller hole on steel clamp plate have respectively it is multiple, first it is anti-roll steel clamp plate on multiple round roller holes and the second anti-inclination steel clamp plate on
Multiple round roller holes be symmetrical arranged, round roller have multiple and round roller both ends respectively from first it is anti-roll steel clamp plate on round roller hole and
The second anti-round roller hole rolled on steel clamp plate passes through, and the first screw rod, the second screw rod and multiple round rollers are parallel to each other and vertical
In the first anti-surface for rolling steel clamp plate and the second anti-inclination steel clamp plate, multiple round rollers are located at the first screw rod and the second screw rod
Between.
As the further improved technical solution of the utility model, the diameter of section of the round roller is greater than the first screw rod and the
The diameter of section of two screw rods, the bottom of the screw hole are higher than the bottom in round roller hole.
As the further improved technical solution of the utility model, the round roller is stainless steel round roller, the first anti-side
Steel clamp of inclining plate and the second anti-inclination steel clamp plate are to develop and print fashioned iron.
As the further improved technical solution of the utility model, the lower surface of the top plate offers twice and is parallel to each other
Dovetail groove, it is described first it is anti-roll steel clamp plate at the top of trapezoidal slide block and second it is anti-roll steel clamp plate at the top of trapezoidal slide block pair
Claim setting and be 2, at the top of the described first anti-trapezoidal slide block rolled at the top of steel clamp plate and the second anti-inclination steel clamp plate
Dovetail groove of the trapezoidal slide block with the lower surface of top plate is slidably connected.
As the further improved technical solution of the utility model, the surface of the top plate offer multiple counter sinks and
The countersunk head position of the counter sink is located at the lower surface of top plate, the top plate by interior hexagonal countersunk head screw and vertical actuator plus
Carrier head connection.
As the further improved technical solution of the utility model, the bottom of the loading head is equipped with for connecting with top plate
Loading head bottom steel plate, the top of the loading head is connect with vertical actuator.
The utility model has the following beneficial effects:
(1) the utility model is utmostly reduced vertical in the case where guaranteeing that vertical load is constant by round roller rotation
The frictional force of load and test specimen junction, so that the case where vertical actuator will not be deviated with the horizontal-shift of test specimen hair
It is raw, so that vertical load loading direction is remained Vertical loading, plays the role of vertical anti-side and incline load, it is therefore prevented that experiment instrument
The damage of device.
(2) the utility model can be according to the anti-inclination steel clamp plate of sample dimensions flexible modulation first and the second anti-inclination steel clamp
Then nut is fastened and realizes the first anti-positioning for rolling steel clamp plate and the second anti-inclination steel clamp plate by the distance between plate.This reality
With it is novel can the shear wall test specimen to any thickness carry out vertical anti-side and incline load, structure is simple, easy to use.
(3) the first of the utility model anti-steel clamp plate is rolled and the second anti-steel clamp plate that rolls passes through trapezoidal slide block and top plate
Dovetail groove connection can freely be slid along the direction of dovetail groove, finally again pass through the first screw rod and the second screw rod on nut into
Row positioning is fixed, then can be neatly adjusted according to test sample dimensions, positioning adjusts simple and convenient.
(4) fixed screw connecting with loading head is designed to interior hexagonal countersunk head screw, the fixation of top plate by the utility model
Hole is designed as counter sink, ensure that the steady sliding of round roller and top plate bottom.
Detailed description of the invention
Fig. 1 is the use state diagram of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the structural schematic diagram that the utility model slip vertically loads anti-rolling device.
Fig. 4 is the explosive view that the utility model slip vertically loads anti-rolling device.
Fig. 5 is the explosion bottom view that the utility model slip vertically loads anti-rolling device.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Fig. 5:
Referring to Fig. 1, Fig. 1 is the horizontal vertical load collective effect of shear wall used in shear wall reversed loading
Performance test system 19, the horizontal vertical load collective effect performance test system 19 of shear wall includes vertical actuation in the prior art
Device 11, horizontal actuator 18, tested shear wall 16, load rack device 21, the fixed device 22 of shear wall, control system etc.,
The shear wall 16 that the fixed device 22 of middle shear wall is used to be tested is fixed, and vertical actuator 11 and horizontal actuator 18 are fixed on and add
On carrier device 21；Control system is used to control vertical actuator 11 and horizontal actuator 18 is further applied load, vertical actuator 11
Vertical load is applied to tested shear wall 16, the purpose of applied vertical load is to simulate roof load, is equivalent to one
Dead load, during vertical load is continued for being downwardly applied to pressure, horizontal actuator 18 applies test specimen (i.e. shear wall 16)
Add horizontal loading, the regular process of low period reverse cyclic loadings is presented in horizontal loading, until test specimen is destroyed, to pass through multiple biographies
The load force applied in sensor acquisition experimentation and coupon level offset etc..During the test, test specimen often follows
Horizontal actuator 18 shifts in horizontal position, if coupon level offset is excessive, will lead to the loading head of vertical actuator 11
12 and then movement bent, and present embodiments provide slip in a kind of shear wall reversed loading and vertically load anti-side
Incline device, including slip vertically loads anti-rolling device 17, which vertically loads anti-rolling device 17 and vertical actuation
The loading head 12 of device 11 connects, and the loading head 12 of vertical actuator 11 vertically loads anti-rolling device 17 to test specimen by slip
Apply vertical load, in the case where guaranteeing that vertical load is constant, the round roller 6 of anti-rolling device 17 is vertically loaded by slip
The rotation of (such as Fig. 2) utmostly reduces the frictional force of vertical load and test specimen junction, so that vertical actuator 11 is not
The case where deviating with the horizontal-shift of test specimen, avoid the damage of vertical actuator 11.
Referring to fig. 2 to Fig. 5, slip vertically loads anti-side in shear wall reversed loading provided in this embodiment
Incline device, specifically includes the anti-inclination steel clamp plate 2, second of top plate 1, first for connecting with the loading head 12 of vertical actuator 11
Anti- inclination steel clamp plate 3, the first screw rod 4, the second screw rod 5 and round roller 6, the lower surface of the top plate 1 offer multiple tracks and are parallel to each other
Dovetail groove 7, described first anti-rolls steel clamp plate 2 and the second anti-top for rolling steel clamp plate 3 is equipped with and matches with dovetail groove 7
And the trapezoidal slide block 8 of protrusion, the trapezoidal slide block 8 are slidably connected with dovetail groove 7, trapezoidal slide block 8 can be slided in dovetail groove 7,
First anti-inclination steel clamp plate 2 and the second anti-middle and upper part surface for rolling steel clamp plate 3 offer the round roller hole for installing round roller 6
9 and two screw holes 10 for installing the first screw rod 4 and the second screw rod 5, referring to Fig. 5, the round roller hole 9 is located at two spiral shells
Between rod aperture 10, one end of round roller 6 is passed through from the first anti-round roller hole 9 rolled on steel clamp plate 2 and the other end is from the second anti-inclination
Round roller hole 9 on steel clamp plate 3 passes through, and the round roller 6 can rotate freely in round roller hole 9, one end of the first screw rod 4 and the second spiral shell
One end of bar 5 pass through respectively nut 20 with first it is anti-roll steel clamp plate 2 on two screw holes 10 connect, the first screw rod 4 it is another
The other end of one end and the second screw rod 5 passes through nut 20 respectively and connect with two screw holes 10 on the second anti-inclination steel clamp plate 3.
The front and rear sides of one screw hole 10 are respectively and fixedly provided with nut 20, and two nuts 20 are mounted on the first screw rod 4 or the second screw rod 5 simultaneously
The two sides of one screw hole 10 are clamped, the first anti-inclination steel clamp plate 2 is realized and the second anti-inclination steel clamp plate 3 passes through front and back
The nut 20 of two sides is fixed and positions.Under in the first anti-middle and lower part for rolling steel clamp plate 2 and the second anti-inclination steel clamp plate 3
For clamping shear wall 16 between portion.It is opposite with top plate 1 to change the first anti-anti- inclination steel clamp plate 3 of inclination steel clamp plate 2 or the second
Position can be convenient it and carry out flexible modulation according to the thickness of specific shear wall 16, keep the first anti-inclination steel clamp plate 2 and second anti-
Shear wall 16 can just be clamped by rolling distance between steel clamp plate 3.Round roller 6 is contacted with shear wall 16, during the test, when cutting
When horizontal position shifts, round roller 6 rotates power wall 16, and the rotation of round roller 6, which reaches, utmostly reduces vertical actuation
The effect of frictional force between device 11 and test specimen.It ensure that vertical actuator 11 will not occur movement and bent, to make vertical load
Loading direction remains Vertical loading, plays the role of vertical anti-side and inclines load.
The first anti-steel clamp plate 2 and second that rolls anti-rolls the round roller hole 9 opened of steel clamp plate 3 and screw hole 10 half portion on it
Point, lower half portion plays the role of vertical anti-side for clamping shear wall test specimen and inclines load.
Referring to Fig. 3 and Fig. 4, the first of the present embodiment is anti-to roll steel clamp plate 2 and the second anti-round roller hole rolled on steel clamp plate 3
9 have 6 respectively, and the first anti-6 round roller holes 9 rolled on steel clamp plate 2 and the second anti-6 round roller holes 9 rolled on steel clamp plate 3 are right
Claim setting, round roller 6 there are the both ends of 6 and round roller 6 respectively from the first anti-round roller hole 9 rolled on steel clamp plate 2 and the second anti-inclination
Round roller hole 9 on steel clamp plate 3 passes through, and the first screw rod 4, the second screw rod 5 and multiple round rollers 6 are parallel to each other and are each perpendicular to first
Anti- to roll steel clamp plate 2 and the second anti-surface for rolling steel clamp plate 3,6 round rollers 6 are between the first screw rod 4 and the second screw rod 5.
The diameter of section of the round roller 6 of the present embodiment is greater than the diameter of section of the first screw rod 4 and the second screw rod 5, screw hole 10
Bottom be higher than round roller hole 9 bottom.20 bottom of nut on the first screw rod 4 and the second screw rod 5 is set to be higher than the bottom of round roller 6,
First screw rod 4 and the second screw rod 5 are not contacted with round roller 6, and round roller 6 is freely rotatable.
The round roller 6 of the present embodiment is stainless steel round roller, and the first anti-inclination steel clamp plate 2 and the second anti-inclination steel clamp plate 3 are punching
Print fashioned iron.The length of stainless steel round roller can be equal to or slightly larger than 1 coaxial direction of top plate length dimension, facilitate round roller 6 interspersed
On the first anti-inclination steel clamp plate 2 and the second anti-inclination steel clamp plate 3.
The lower surface of the top plate 1 of the present embodiment offers twice and is parallel to each other and perforative dovetail groove 7, the first anti-inclination steel
The trapezoidal slide block 8 at the top of clamping plate 2 and the second anti-trapezoidal slide block 8 for rolling 3 top of steel clamp plate are symmetrical arranged and are 2, and first
The anti-trapezoidal slide block 8 for rolling 2 top of steel clamp plate and the second anti-trapezoidal slide block 8 for rolling 3 top of steel clamp plate are and under top plate 1
The dovetail groove 7 on surface is slidably connected.
Referring to fig. 4 and Fig. 5, the surface of the top plate 1 of the present embodiment offer 4 counter sinks 13 and the countersunk head of the counter sink 13
Position is located at the lower surface of top plate 1, and top plate 1 is connected by 4 interior hexagonal countersunk head screws 14 and the loading head 12 of vertical actuator 11
It connects.Referring to fig. 2, the bottom of loading head 12 is equipped with the loading head bottom steel plate 15 for connecting with top plate 1, loading head bottom steel plate
15 are structure as a whole with loading head 12, and loading head bottom steel plate 15 is equipped with mounting hole, and interior hexagonal countersunk head screw 14 sequentially passes through top
The counter sink 13 of plate 1 and the mounting hole of loading head bottom steel plate 15 are simultaneously fixed by nut 20, the top of loading head 12 and vertical
Actuator 11 connects.Fixed screw is designed to that interior hexagonal countersunk head screw 14, the fixation hole of top plate 1 are designed as counter sink 13, is protected
The steady sliding of 1 bottom of round roller 6 and top plate is demonstrate,proved.
The present embodiment is connect by interior hexagonal countersunk head screw 14 with loading head 12 when specifically used, by top plate 1, it is ensured that interior
The complete countersunk head of hexagonal countersunk head screw 14 will not cause protrusion to 1 bottom of top plate.First anti-inclination steel clamp plate 2 and the second anti-inclination
Trapezoidal slide block 8 on steel clamp plate 3 is blocked by dovetail groove 7, and round roller 6 is successively filled in the first anti-2 He of inclination steel clamp plate
In the second corresponding round roller hole 9 of anti-inclination steel clamp plate 3, while the first screw rod 4 and the second screw rod 5 can also be inserted into screw hole 10.
The device can be placed directly in above test specimen after installation nut 20, according to the anti-inclination steel clamp plate of sample dimensions flexible modulation first
2 and second the distance between the anti-inclination steel clamp plate 3, then nut 20 is fastened and realizes that the first anti-inclination steel clamp plate 2 and second is prevented
Roll the positioning of steel clamp plate 3.The present apparatus can shear wall test specimen to any thickness carry out vertical anti-side and incline load, structure is simple
It is single, it is easy to use.
The anti-inclination steel clamp plate 2 of the first of the present embodiment and the second anti-3 mutual distance of inclination steel clamp plate can be according to specific reality
Test sample dimensions require to be adjusted.First anti-inclination steel clamp plate 2 and the second anti-inclination steel clamp plate 3 pass through dovetail groove 7 and top
The connection of plate 1 can freely slide along the direction of dovetail groove 7, finally pass through the nut 20 on the first screw rod 4 and the second screw rod 5 again
It is fixed on the positioning, then can be neatly adjusted according to test sample dimensions.Each mutual rotational slip of stainless steel round roller, most
The horizontal friction force of big degree reduced between vertical loading head 12 and test specimen.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh
Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within
The protection scope of the utility model.
Claims (7)
1. slip vertically loads anti-rolling device in a kind of shear wall reversed loading, it is characterised in that: including with
The top plate (1) that connect in the loading head (12) with vertical actuator (11), the first anti-inclination steel clamp plate (2), the second anti-inclination steel
Clamping plate (3), the first screw rod (4), the second screw rod (5) and round roller (6), it is mutually flat that the lower surface of the top plate (1) offers multiple tracks
Capable dovetail groove (7), be equipped at the top of the first anti-inclination steel clamp plate (2) and the second anti-inclination steel clamp plate (3) with it is trapezoidal
The trapezoidal slide block (8) that slot (7) matches, the trapezoidal slide block (8) are slidably connected with dovetail groove (7), the first anti-inclination steel
Clamping plate (2) and second it is anti-roll steel clamp plate (3) middle and upper part surface offer the round roller hole (9) for installing round roller (6) with
And for installing two screw holes (10) of the first screw rod (4) and the second screw rod (5), one end of the round roller (6) is from described the
One it is anti-roll steel clamp plate (2) on round roller hole (9) pass through and the other end from described second it is anti-roll steel clamp plate (3) on round roller hole
(9) it passes through, the round roller (6) can rotate freely in round roller hole (9), one end of first screw rod (4) and the second screw rod (5)
One end pass through respectively nut (20) with first it is anti-roll steel clamp plate (2) on two screw holes (10) connect, the first screw rod (4)
The other end and the second screw rod (5) the other end pass through respectively nut (20) with second it is anti-roll steel clamp plate (3) on two spiral shells
Rod aperture (10) connection, between the described first anti-middle and lower part for rolling steel clamp plate (2) and the second anti-middle and lower part for rolling steel clamp plate (3)
For clamping shear wall (16).
2. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 1,
Be characterized in that: the anti-round roller hole (9) rolled on steel clamp plate (2) and the second anti-inclination steel clamp plate (3) of described first has more respectively
It is a, the first anti-multiple round roller holes (9) rolled on steel clamp plate (2) and the second anti-multiple round roller holes (9) rolled on steel clamp plate (3)
Be symmetrical arranged, round roller (6) have the both ends of multiple and round roller (6) respectively from the first anti-round roller hole (9) rolled on steel clamp plate (2) and
The second anti-round roller hole (9) rolled on steel clamp plate (3) passes through, the first screw rod (4), the second screw rod (5) and multiple round rollers (6) phase
Surface that is mutually parallel and being each perpendicular to the first anti-inclination steel clamp plate (2) and the second anti-inclination steel clamp plate (3), multiple round rollers
(6) between the first screw rod (4) and the second screw rod (5).
3. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 2,
Be characterized in that: the diameter of section of the round roller (6) is greater than the diameter of section of the first screw rod (4) and the second screw rod (5), the screw rod
The bottom in hole (10) is higher than the bottom of round roller hole (9).
4. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 3,
Be characterized in that: the round roller (6) is stainless steel round roller, the first anti-inclination steel clamp plate (2) and the second anti-inclination steel clamp plate (3)
To develop and print fashioned iron.
5. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 1,
Be characterized in that: the lower surface of the top plate (1) offers the dovetail groove (7) that twice are parallel to each other, the first anti-inclination steel clamp
The anti-trapezoidal slide block (8) rolled at the top of steel clamp plate (3) of trapezoidal slide block (8) and second at the top of plate (2) is symmetrical arranged and is 2
It is a, it is trapezoidal at the top of the described first anti-trapezoidal slide block (8) rolled at the top of steel clamp plate (2) and the second anti-inclination steel clamp plate (3)
Sliding block (8) is slidably connected with the dovetail groove (7) of the lower surface of top plate (1).
6. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 1,
Be characterized in that: the surface of the top plate (1) offers multiple counter sinks (13) and the countersunk head position of the counter sink (13) is located at
The lower surface of top plate (1), the loading head (12) that the top plate (1) passes through interior hexagonal countersunk head screw (14) and vertical actuator (11)
Connection.
7. slip vertically loads anti-rolling device in shear wall reversed loading according to claim 6,
Be characterized in that: the bottom of the loading head (12) is equipped with the loading head bottom steel plate (15) for connecting with top plate (1), described to add
The top of carrier head (12) is connect with vertical actuator (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414840.2U CN208653925U (en) | 2018-08-30 | 2018-08-30 | Slip vertically loads anti-rolling device in shear wall reversed loading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414840.2U CN208653925U (en) | 2018-08-30 | 2018-08-30 | Slip vertically loads anti-rolling device in shear wall reversed loading |
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| Publication Number | Publication Date |
|---|---|
| CN208653925U true CN208653925U (en) | 2019-03-26 |
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ID=65791809
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821414840.2U Active CN208653925U (en) | 2018-08-30 | 2018-08-30 | Slip vertically loads anti-rolling device in shear wall reversed loading |
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| CN (1) | CN208653925U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779670A (en) * | 2019-11-14 | 2020-02-11 | 南京林业大学 | Liftable counter-force wall low-cycle repeated load test system |
| CN111855406A (en) * | 2020-07-20 | 2020-10-30 | 上海交通大学 | Portable detachable masonry structure test device |
| CN113567274A (en) * | 2021-07-21 | 2021-10-29 | 同济大学 | Single-side loading type large-scale compression-shear-bending composite loading test device and application thereof |
-
2018
- 2018-08-30 CN CN201821414840.2U patent/CN208653925U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779670A (en) * | 2019-11-14 | 2020-02-11 | 南京林业大学 | Liftable counter-force wall low-cycle repeated load test system |
| CN110779670B (en) * | 2019-11-14 | 2024-05-03 | 南京林业大学 | Liftable counter-force wall low cycle repeated load test system |
| CN111855406A (en) * | 2020-07-20 | 2020-10-30 | 上海交通大学 | Portable detachable masonry structure test device |
| CN113567274A (en) * | 2021-07-21 | 2021-10-29 | 同济大学 | Single-side loading type large-scale compression-shear-bending composite loading test device and application thereof |
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| GR01 | Patent grant | ||
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Assignee: JIANGSU XIONGDI SMART HOME Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2020980008647 Denomination of utility model: Sliding vertical loading anti roll device in low cycle cyclic loading test of shear wall Granted publication date: 20190326 License type: Common License Record date: 20201130 |