CN218951947U - Anisotropic friction pendulum shock absorption and insulation support with force measurement function - Google Patents
Anisotropic friction pendulum shock absorption and insulation support with force measurement function Download PDFInfo
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- CN218951947U CN218951947U CN202223241036.8U CN202223241036U CN218951947U CN 218951947 U CN218951947 U CN 218951947U CN 202223241036 U CN202223241036 U CN 202223241036U CN 218951947 U CN218951947 U CN 218951947U
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Abstract
The utility model provides an anisotropic friction pendulum vibration reduction and isolation support with a force measurement function, which comprises a top seat plate and a bottom seat plate positioned at the top, wherein the top seat plate and the bottom seat plate are respectively provided with opposite sliding concave spherical surfaces, a middle seat plate, a force measurement assembly and an upper seat plate are arranged between the top seat plate and the bottom seat plate, the force measurement seat plate is partially downwards sunken and can form a containing cavity for placing the force measurement assembly, and the upper end surface of the force measurement assembly and the lower end surface of the upper seat plate are relatively fixedly arranged. The anisotropic friction pendulum vibration reduction and isolation support transverse bridge sliding block is divided into the upper seat plate and the force measurement base plate, and the force measurement assembly is arranged on one side of the force measurement base plate transverse bridge, so that the change is facilitated; the top seat board and the upper seat board form an upper friction pendulum support, and the bottom seat board and the middle seat board form a lower friction pendulum support, so that the anisotropic friction pendulum vibration reduction and isolation effect of the whole support is realized.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to an anisotropic friction pendulum shock absorption and isolation support with a force measurement function.
Background
Along with the rapid development of long-connected large-span bridges, the design requirements for bridge shock absorption and isolation are higher and higher, and particularly, the bridge has a structure with inconsistent longitudinal and transverse self-vibration periods. The anisotropic friction pendulum vibration reduction and insulation support can be subjected to vibration reduction and insulation design according to longitudinal and transverse different self-vibration characteristics of the bridge, can meet the requirements of vibration insulation periods and displacement of the bridge in different directions, and has good hysteresis energy consumption characteristics.
The anisotropic friction pendulum vibration reduction and insulation support is used as a key component for transmitting bridge loads and deformation, the vertical load bearing of the anisotropic friction pendulum vibration reduction and insulation support is generally changed within a certain range, and the vertical bearing capacity of the anisotropic friction pendulum vibration reduction and insulation support has a large influence on hysteresis energy consumption characteristics. Therefore, it is necessary to monitor the change condition of the vertical bearing capacity of the anisotropic friction pendulum damping and insulating support in real time so as to monitor and early warn the working state of the anisotropic friction pendulum damping and insulating support. For this reason, the applicant has carried out the related research and in the chinese patent of application number 201620925560.2, a vertical force-measuring hyperboloid ball-type shock absorbing and isolating support is disclosed, set up upper saddle, well saddle, bed plate and bed plate from top to bottom in proper order, wherein pass through column boss and column recess location installation between well saddle and the bed plate, well saddle side is the hoop inclined plane, a force measuring device for measuring vertical force includes annular force measuring block and data acquisition module, force measuring block top is the annular inclined plane that cooperates and contact with the hoop inclined plane, force measuring block lateral surface is equipped with the mounting groove of installation resistance strain element, the resistance strain element who is connected with data acquisition module is installed in this mounting groove. The scheme indirectly measures the change condition of the upper load by means of the resistance value change, and the measurement accuracy is not ideal; and the force measuring element can not be replaced independently, so that the use cost is high.
In view of this, the present utility model has been made.
Disclosure of Invention
In order to solve the problems, the utility model provides the anisotropic friction pendulum vibration reduction and isolation support with the force measurement function, which not only meets the requirements of different vibration isolation periods and displacements in the longitudinal and transverse directions of a bridge, but also has the function of monitoring the vertical load of the support in real time, thereby providing a basis for bridge health monitoring.
The utility model provides an anisotropic friction pendulum vibration reduction and isolation support with a force measurement function, which comprises a top seat plate and a bottom seat plate positioned at the top, wherein the top seat plate and the bottom seat plate are respectively provided with opposite sliding concave spherical surfaces, a middle seat plate, a force measurement assembly and an upper seat plate are arranged between the top seat plate and the bottom seat plate, the force measurement seat plate part is downwards sunken to form a containing cavity for placing the force measurement assembly, and the upper end surface of the force measurement assembly and the lower end surface of the upper seat plate are relatively fixedly arranged.
The transverse sliding block of the anisotropic friction pendulum vibration reduction and isolation support is divided into an upper seat plate and a force measuring base plate, a containing cavity is arranged at the upper part of the force measuring base plate, and then the force measuring assembly is arranged at one side of the transverse sliding block of the force measuring base plate, namely the placing direction of the force measuring assembly is along the transverse sliding block direction; the top seat board and the upper seat board form an upper friction pendulum support, and the bottom seat board and the middle seat board form a lower friction pendulum support, so that the anisotropic friction pendulum vibration reduction and isolation effect of the whole support is realized.
Preferably, the cavity is located at the center of the force measuring base plate and is located at one side along the transverse bridge, and the force measuring base plate comprises a first cavity and a second cavity which are communicated, wherein the projection of the first cavity on a horizontal plane is semicircular with the diameter of D, and the projection of the second cavity on the horizontal plane is rectangular with the width of L, wherein D is less than or equal to L.
The arrangement ensures that the force sensor and the upper part of the beam body are kept in a relatively fixed state under a static state or a moving state, the resultant force position transmitted by the whole support is kept unchanged, the phenomenon of unbalanced load can not occur, the force measuring precision of the force sensor in the moving process of the support can be obviously improved, and the stability of force measurement is ensured. Preferably, the first cavity is arranged close to the center of the force measuring base plate, and the second cavity is arranged at the side end part of the force measuring base plate.
Preferably, the force measuring assembly includes a force sensor that is mounted in the first cavity in a positive fit. The arrangement structure is simple, the stress of the force transducer is small, and the replacement is convenient.
Preferably, the force measuring assembly further comprises a pressing plate and a first sliding plate, wherein the pressing plate is assembled above the force measuring sensor in a limiting mode, and the first sliding plate is arranged between the pressing plate and the upper seat plate. The device has simple structure, can avoid relative sliding between the two parts and even falling off from the pressing plate, and improves the running stability and reliability of the force measuring assembly.
The clamp plate is close to one side of force transducer sets up the lug, the relevant position of clamp plate sets up first groove, the lug spacing assembly to in the first groove. The arrangement can ensure that the relative positions of the pressing plate and the force transducer are unchanged, and meanwhile, the contact area of the pressing plate and the force transducer is increased, so that the inclination is difficult to occur, and the vertical stress of the force transducer is stable and reliable.
Preferably, the first sliding plate is circular and is arranged concentrically with the load cell. Preferably, the radius of the first sliding plate is r 1 The radiuses of the pressing plate and the force transducer are respectively r 2 、r 3 Wherein r is 1 ＜r 2 ＜r 3 And (5) setting. The arrangement can ensure that the contact area of the first sliding plate and the upper seat plate, the contact area of the first sliding plate and the pressing plate and the contact area of the pressing plate and the force sensor are gradually increased, and the corresponding friction force is also sequentially increased, so that the stability and the reliability of the force measuring assembly are improved.
Preferably, the force measuring assembly further comprises a second slide plate, the upper end surface of the second slide plate being embedded in the force measuring base plate.
The arrangement can improve the stability of the fixation between the force measuring base plate and the upper base plate; and meanwhile, vertical pressure from the upper seat plate is prevented from being fully acted on the force measuring assembly, so that the force measuring assembly has small overall stress, low force measuring range requirement and strong universality.
Preferably, the second sliding plate is partially embedded in the force measuring base plate, and the upper end surface of the second sliding plate and the upper end surface of the first sliding plate are positioned on the same horizontal plane. The plane friction pair is formed by the first sliding plate and the second sliding plate, so that the plane friction pair is kept relatively fixed all the time, and the force measurement stability is ensured. Preferably, the upper parts of the first sliding plate and the second sliding plate are embedded into the upper seat plate. The device can further improve the connection tightness between the upper seat plate and the force measuring base plate, and avoid relative sliding between the upper seat plate and the force measuring base plate.
Preferably, the first sliding plate is circular, the second sliding plate is generally C-shaped, and the circle of the outer edge of the second sliding plate is concentric with the first sliding plate.
The arrangement can ensure that the contact area between the second sliding plate and the upper seat plate is as large as possible, thereby ensuring that the overall stress of the force transducer is smaller. Preferably, the first sliding plate and the second sliding plate are made of the same material. The arrangement can ensure that the stress conditions of the two are only related to the contact area, and ensure that the force measurement is stable and reliable in the whole service period.
Preferably, the force measuring assembly further comprises a drawing plate which is assembled in the containing cavity in a limiting mode, the drawing plate comprises a body, a groove is formed in one end of the body and used for limiting and fixing the force measuring sensor, and a first protrusion is arranged at one end, away from the groove, of the body. The device can push the force transducer into the accommodating cavity or draw out the force transducer through the drawing plate, so that the force transducer is convenient to replace.
Preferably, the body is further provided with a second protrusion, the first protrusion is located at one side of the body, the second protrusion is located at the other side of the body, and the second protrusion is detachably connected with the force measuring base plate. The device can restrict and limit the assembly position of the drawing plate, and is simple in structure and convenient for replacement operation of the force transducer.
Preferably, the projection of the top seat plate on the horizontal plane is perpendicular to the base plate. The arrangement can meet the requirements of transverse bridge displacement and longitudinal bridge displacement respectively. Preferably, the method is used. The device is characterized in that a first spherical friction pair is arranged between the top seat plate and the upper seat plate, a second spherical friction pair is arranged between the middle seat plate and the force measuring base plate, and a third spherical friction pair is arranged between the middle seat plate and the base plate.
Compared with the prior art, the anisotropic friction pendulum vibration reduction and isolation support with the force measuring function has the following beneficial effects:
(1) The anisotropic friction pendulum vibration reduction and insulation support with the force measurement function can well meet the vibration reduction and insulation requirements under the action of an earthquake, meets the requirements of vibration insulation periods and displacement of bridges in different directions, and has good hysteresis energy consumption characteristics.
(2) The anisotropic friction pendulum shock absorption and insulation support with the force measurement function is characterized in that the force measurement assembly is arranged on one side of the transverse bridge and is fixed at the center of the force measurement base plate, so that the force measurement sensor and the beam body are kept in a fixed state in a static or moving state, the resultant force position transmitted by the support is kept unchanged, the phenomenon of unbalanced load is avoided, the force measurement precision of the force measurement sensor in the motion process of the support can be remarkably improved, and the stability of force measurement is ensured.
(3) Because the whole atress of dynamometry sub-assembly is less, when breaking down, only need remove the fixing bolt of taking out the board, adopt specific frock, apply less external force just can make the load cell uninstallation, change new load cell, and the normal position equipment, through taking out the outside thrust that exerts of board, and fix to the original central point position, screw up the fixing bolt of taking out the board again in proper order, can accomplish the removable of load cell, whole change process need not the back timber, it is simple swift.
(4) In the process of replacing the sensor, only the same type of force sensor is required to be replaced, other components are unchanged, the consistency of force measurement calibration of the support before and after replacement is ensured, and the force measurement function of the support in the whole life cycle is realized.
Drawings
FIG. 1 is a schematic view of a cross-bridge half-section structure of an anisotropic friction pendulum vibration isolation mount according to an embodiment of the present utility model;
fig. 2 is a schematic view of a longitudinal bridge structure of the anisotropic friction pendulum vibration isolation mount according to an embodiment of the present utility model.
Fig. 3 is a schematic cross-sectional view taken along line A-A in fig. 1.
Fig. 4 is a schematic cross-sectional view taken along line B-B in fig. 3.
Reference numerals illustrate:
1. a top seat plate; 2. the first spherical friction pair; 3. an upper seat plate; 4. a force measuring assembly; 4-1, bolts; 4-2, drawing out the board; 4-3, a force transducer; 4-4, a first sliding plate; 4-5, pressing plate; 4-6, a second sliding plate; 5. a force measuring base plate; 6. the second spherical friction pair; 7. a middle seat board; 8. a third spherical friction pair; 9. a base plate.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that, without conflict, features in the embodiments of the present utility model may be combined with each other.
The terms "upper," "lower," "front," "rear," "left," "right," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present utility model and simplifying the description, and do not refer to or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation.
As one of the friction pendulum supports, the anisotropic friction pendulum vibration reduction and insulation support realizes the vibration reduction and insulation function by extending the self-vibration period of the structure through swinging, has the advantages of excellent vibration reduction and insulation performance, high bearing capacity, large displacement capacity, long service life and the like, and has increasingly been applied to the cross-sea bridge. However, the current anisotropic friction pendulum vibration reduction and isolation support does not have the function of monitoring the vertical load change of the bridge, and real-time monitoring and early warning of the operation state of the bridge support cannot be realized. For this, the applicant proposes the following technical solutions:
as shown in fig. 1-4, an anisotropic friction pendulum vibration reduction and isolation support with a force measurement function comprises a top seat plate 1 positioned at the top and a bottom seat plate 9 positioned at the bottom, wherein the top seat plate 1 and the bottom seat plate 9 are respectively provided with opposite sliding concave spherical surfaces, a middle seat plate 7, a force measurement seat plate 5, a force measurement assembly 4 and an upper seat plate 3 are arranged between the top seat plate 1 and the bottom seat plate 9, a part of the force measurement seat plate 5 is downwards recessed to form a containing cavity for placing the force measurement assembly 4, and the upper end surface of the force measurement assembly 4 and the lower end surface of the upper seat plate 3 are oppositely fixedly arranged.
Preferably, a first spherical friction pair 2 is arranged between the top seat board 1 and the upper seat board 3. As an example of the present utility model, the first spherical friction pair 2 is composed of spherical stainless steel of the top seat plate 1 and a cylindrical nonmetallic sliding plate of the upper seat plate 3. Preferably, a second spherical friction pair 6 is arranged between the middle seat plate 7 and the force measuring base plate 5. As an example of the present utility model, the second spherical friction pair 6 is composed of a spherical nonmetallic skateboard of the force measuring base plate 5 and a spherical stainless steel of the middle base plate 7; preferably, a third spherical friction pair 8 is arranged between the middle seat plate 7 and the base plate 9. As an example of the present utility model, the third spherical friction pair 8 is composed of a cylindrical nonmetallic skateboard of the middle seat plate 7 and a spherical stainless steel of the base plate 9.
In the moving process, an upper friction pendulum support is formed between the top seat plate 1 and the upper seat plate 3, and a lower friction pendulum support is formed between the base plate 9 and the middle seat plate 7, and the contact surfaces of the first spherical friction pair 2 and the third spherical friction pair 8 are spherical, so that the spherical contact state is ensured when the sliding is kept; the second spherical friction pair 6 can meet the rotation requirement of the upper friction pendulum support and the lower friction pendulum support, so that the anisotropic friction pendulum vibration reduction and isolation effect of the whole support is realized. Furthermore, the projection of the top plate 1 onto the horizontal plane is perpendicular to the base plate 9, which enables one of the top plate 1, the base plate 9 to meet the lateral bridge displacement requirement and the other to meet the longitudinal bridge displacement requirement. Preferably, the top plate 1 is movable in a horizontal bridge direction, and the base plate 9 is movable in a vertical bridge direction.
Preferably, the cavity is located at the center of the force measuring base plate 5 and is arranged along the transverse bridge to one side. As an example of the utility model, the containing cavity is composed of a first cavity and a second cavity which are communicated, the projection of the first cavity on the horizontal plane is semicircular with the diameter of D, and the projection of the second cavity on the horizontal plane is rectangular with the width of L, wherein D is less than or equal to L.
As an example of the utility model, the force-measuring assembly 4 comprises a force-measuring sensor 4-3, which force-measuring sensor 4-3 is fitted in a limited manner in the first chamber. Preferably, the load cell 4-3 is circular and concentric with the circle in which the first cavity is located, as shown in fig. 3.
A pressing plate 4-5 is arranged above the force transducer 4-3, and a limiting structure is arranged between the pressing plate 4-5 and the force transducer 4-3. As an example of the present utility model, the pressure plate 4-5 is provided with a bump on a side close to the load cell 4-3, a first groove is provided at a corresponding position of the pressure plate 4-5, and the bump is fitted into the first groove in a limited manner. The arrangement can ensure that the relative positions of the pressing plate 4-5 and the force transducer 4-3 are unchanged, and simultaneously increases the contact area of the pressing plate 4-5 and the force transducer 4-3 so as not to incline easily, so that the vertical stress of the force transducer 4-3 is stable and reliable. Preferably, the pressing plate 4-5 is circular and is arranged concentrically with the load cell 4-3. The arrangement can further ensure the uniform stress of the force sensor 4-3 and ensure the accuracy and reliability of the force measuring result.
Preferably, a first sliding plate 4-4 is arranged between the pressing plate 4-5 and the upper seat plate 3, and the first sliding plate 4-4 is circular and is arranged concentrically with the load cell 4-3. Preferably, the radius of the first sliding plate 4-4 is r 1 The radius of the pressing plate 4-5 and the radius of the force transducer 4-3 are respectively r 2 、r 3 Wherein r is 1 ＜r 2 ＜r 3 And (5) setting. The arrangement can ensure that the contact area of the first sliding plate 4-4 and the upper seat plate 3, the contact area of the first sliding plate 4-4 and the pressing plate 4-5 and the contact area of the pressing plate 4-5 and the force sensor 4-3 are gradually increased, and the corresponding friction force is also sequentially increased, so that the stability and the reliability of the force measuring assembly 4 are improved. Preferably, the first sliding plate 4-4 is partially embedded into the upper end surface of the pressing plate 4-5. The device has a simple structure, can avoid relative sliding between the two devices and even falling off from the pressing plate 4-5, and improves the running stability and reliability of the force measuring assembly 4.
Preferably, the force measuring assembly 4 further comprises a second slide plate 4-6, wherein the second slide plate 4-6 is partially embedded in the upper end surface of the force measuring base plate 5. The arrangement can improve the stability of the force measuring base plate 5 and the upper base plate 3; and meanwhile, the vertical pressure from the upper seat plate 3 is prevented from being totally acted on the force measuring assembly 4, so that the force measuring assembly 4 has small overall stress, low force measuring range requirement and strong universality. In use, a portion of the vertical load is transferred to the load cell 4-3 via the first slide 4-4 and the pressure plate 4-5 in sequence, and another portion is transferred to the load cell base plate 5 via the second slide 4-6. Before the anisotropic friction pendulum vibration reduction and insulation support is used, the stress relation between the force sensor 4-3 and the whole support is determined through a force measurement calibration test, and finally, the vertical stress state of the whole support can be reversely deduced through monitoring the stress condition of the force sensor 4-3, so that the anisotropic friction pendulum vibration reduction and insulation support has a vertical force measurement function.
Preferably, the second sliding plate 4-6 is partially embedded in the force measuring base plate 5, and the height of the upper end surface of the second sliding plate 4-6 is the same as that of the upper end surface of the first sliding plate 4-4. The arrangement can form a plane friction pair through the first sliding plate 4-4 and the second sliding plate 4-6, so that the relative fixation is always kept, and the force measurement stability is ensured.
Preferably, the second sliding plate 4-6 is substantially C-shaped, and the circle of the outer edge of the second sliding plate is concentric with the first sliding plate 4-4. This arrangement ensures that the contact area between the second slide plate 4-6 and the upper seat plate 3 is as large as possible, thereby ensuring that the load cell 4-3 is stressed less as a whole. Preferably, the first slide plate 4-4 and the second slide plate 4-6 are made of the same material. The arrangement can ensure that the stress conditions of the two are only related to the contact area, and ensure that the force measurement is stable and reliable in the whole service period. As an example of the present utility model, the first slider 4-4 is a non-metal slider such as polytetrafluoroethylene, modified polytetrafluoroethylene, ultra-high molecular polyethylene, polyurethane rubber, or the like.
Preferably, the force measuring assembly 4 further comprises a drawing plate 4-2 which is assembled in the accommodating cavity in a limiting mode, the drawing plate 4-2 comprises a body, one end of the body is provided with a groove used for limiting and fixing the force measuring sensor 4-3, one end of the body far away from the groove is provided with a first protrusion and a second protrusion, the first protrusion is located on one side of the body, and the second protrusion is located on the other side of the body. As an example of the present utility model, the first protrusion is located at an upper side of the body and spaced apart from the groove, and the first protrusion is located lower than the first slider 4-4. The arrangement can push the load cell 4-3 into the accommodating cavity or draw out through the drawing plate 4-2, so that the replacement is convenient.
As an example of the present utility model, a threading hole is provided in the first protrusion, for leading out a connection line of the load cell 4-3 and connecting with an external collection device. The force measuring base plate 5 is provided with an avoidance groove at a position corresponding to the second bulge, and the second bulge can be in limiting abutting connection with the avoidance groove. Preferably, the second protrusion and the avoidance groove are fixed through a bolt 4-1. Preferably, the lower end face of the body is obliquely arranged, and a section of the lower end face, which is close to the groove, is higher than the other end, namely, one end, which is close to the groove, is higher, and one end, which is close to the second protrusion, is relatively lower. This arrangement facilitates the sliding extraction of the extraction plate 4-2 from the force-measuring bed plate 5.
Because the force measuring assembly 4 is small in overall stress, when faults occur, only the fixing bolts of the drawing plate 4-2 are removed, a specific tool is adopted, and the force measuring sensor 4-3 can be unloaded by applying small external force and the force measuring sensor 4-3, the first sliding plate 4-4 and the central pressing plate 4-5 can be sequentially taken out for replacement; because the whole process only needs to replace a new force transducer 4-3, and the specification and model of the two force transducers are completely consistent, and the positions of other components are unchanged, the consistency of the force measurement calibration of the support before and after replacement can be ensured; and the top beam is not needed, the operation is simple, and the efficiency is high. The replacement of the load cell 4-3 is completed by applying a pushing force to the suction plate 4-2 from the outside to be assembled to a fixed position and then tightening the fixing bolts of the suction plate 4-2.
Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.
Claims (9)
1. The utility model provides an anisotropic friction pendulum subtracts shock insulation support with dynamometry function, includes footstock (1) and bed plate (9) of bottom that are located the top, footstock (1) with bed plate (9) set up relative concave sphere that slides respectively, a serial communication port, set up between footstock (1), bed plate (9) and go up bedplate (7), dynamometry bed plate (5), dynamometry sub-unit (4) and upper bedplate (3), dynamometry bed plate (5) partial undercut can become the appearance chamber, is used for placing dynamometry sub-unit (4), the up end of dynamometry sub-unit (4) and the lower terminal surface relative fixed setting of upper bedplate (3).
2. The anisotropic friction pendulum vibration reduction and isolation support with the force measurement function according to claim 1, wherein the cavity is positioned at the center of the force measurement base plate (5) and is located at one side along a transverse bridge, and comprises a first cavity and a second cavity which are communicated, wherein the projection of the first cavity on a horizontal plane is semicircular with the diameter D, and the projection of the second cavity on the horizontal plane is rectangular with the width L, and D is less than or equal to L.
3. Anisotropic friction pendulum shock absorbing and isolating support with force measuring function according to claim 2, characterized in that the force measuring assembly (4) comprises a force measuring sensor (4-3), which force measuring sensor (4-3) is fitted in the first cavity in a limited manner.
4. An anisotropic friction pendulum shock absorbing and isolating support with a force measurement function according to claim 3, characterized in that the force measurement assembly (4) further comprises a pressing plate (4-5) and a first sliding plate (4-4), wherein the pressing plate (4-5) is assembled above the force measurement sensor (4-3) in a limited manner, and the first sliding plate (4-4) is arranged between the pressing plate (4-5) and the upper seat plate (3).
5. Anisotropic friction pendulum vibration reduction and isolation support with force measurement according to claim 4, wherein the force measurement assembly (4) further comprises a second slide (4-6), the second slide (4-6) being partially embedded in the upper end face of the force measurement base plate (5).
6. An anisotropic friction pendulum vibration reducing and isolating support with a force measuring function according to claim 5, characterized in that the second slide plate (4-6) is partially embedded in the force measuring base plate (5), and the upper end surface of the second slide plate (4-6) is on the same horizontal plane as the upper end surface of the first slide plate (4-4).
7. Anisotropic friction pendulum vibration reduction and isolation support with force measurement according to claim 6, characterized in that the first slide plate (4-4) is circular, the second slide plate (4-6) is substantially C-shaped and the circle of its outer edge is arranged concentrically with the first slide plate (4-4).
8. Anisotropic friction pendulum shock absorbing and isolating support with force measurement according to any of claims 3-7, characterized in that the force measurement assembly (4) further comprises a drawer plate (4-2) which is limitedly assembled into the cavity, the drawer plate (4-2) comprising a body, one end of the body being provided with a recess for limitedly fixing the force sensor (4-3), the body being provided with a first protrusion at the end remote from the recess.
9. Anisotropic friction pendulum vibration-reducing and insulating support with force-measuring function according to claim 1, characterized in that the projection of the top plate (1) on the horizontal plane is arranged perpendicular to the base plate (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223241036.8U CN218951947U (en) | 2022-12-05 | 2022-12-05 | Anisotropic friction pendulum shock absorption and insulation support with force measurement function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223241036.8U CN218951947U (en) | 2022-12-05 | 2022-12-05 | Anisotropic friction pendulum shock absorption and insulation support with force measurement function |
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| CN218951947U true CN218951947U (en) | 2023-05-02 |
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