CN111667744A - Multifunctional assembled support of modular structure mechanics experiment platform background wall - Google Patents
Multifunctional assembled support of modular structure mechanics experiment platform background wall Download PDFInfo
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Abstract
The invention provides a multifunctional assembled support for a background wall of a modular structural mechanics experiment platform, which comprises: the supporting sliding strip is connected with the supporting sliding strip through bolts and used for restraining or releasing the horizontal and vertical linear displacement of the supporting sliding strip of the supporting base, and any one restraining form of a fixed supporting base, a fixed hinged supporting base, an X-direction sliding hinged supporting base, a Y-direction sliding hinged supporting base or a movable hinged supporting base can be provided for the node; and the support matching component is used for fixing the node, is arranged above the supporting sliding strip of the support and is fixed with the supporting sliding strip of the support through a bolt. The invention is formed by combining all components, has convenient processing, simple and convenient operation and high precision, and a set of support components can be changed into different types of constraint models through adjusting bolts, thereby having high flexibility and strong usability.
Description
Technical Field
The invention relates to the field of teaching and scientific research experimental devices of civil engineering major, in particular to a multifunctional assembled support of a background wall of a mechanical experiment platform with a modular structure.
Background
The structural mechanics research structure has effects under various load effects, and mainly comprises internal force, displacement and dynamic response. The course is one of professional mechanics course systems and is a vital professional basic course of civil engineering and civil engineering related professions. After long-term accumulation and development, the theoretical system of structural mechanics knowledge is relatively complete.
As a traditional industrial and scientific specialty, the teaching of the professional course of the civil engineering works, besides teaching theoretical knowledge such as a structure analysis method, a calculation formula, various theoretical theories and the like, also covers the practice part of the civil engineering works, and the structure mechanics experiment can play a role in promoting the understanding of the theoretical knowledge and encouraging students to study independently to a great extent. With the improvement of the importance degree of the state on the quality of advanced education and teaching in recent years, the structural mechanics course teaching experiment is gradually emphasized, and some colleges and universities try to develop a structural mechanics experiment teaching platform, however, the currently applied experiment platform generally has the defects of limited experimental function, poor operability and the like. Through retrieval, the Chinese patent with publication number CN 104568601B provides a space structure mechanics experimental device, wherein a base of the space structure mechanics experimental device can provide a fixed support for a rod system structure, but cannot provide a sliding support; chinese patent with publication number CN 102394020B proposes a building block type universal experiment bench for mechanical properties of planar structures, wherein the bench can provide a fixed support and a sliding support, but the fixed support and the sliding support are two independent sets of supports and cannot be mutually converted; chinese patent CN 101303813a, which proposes a structural mechanics combination experimental device, which can provide a hinge point and a fixed connection point formed by node plates, but its support can only move on the node plate positioning plate in one direction, and no sliding support is provided; the Chinese patent with publication number CN106205301B provides a multifunctional support for structural mechanics experiments, which can provide a fixed hinge support, a movable hinge support and a directional support, but can only be arranged on a bottom platform, and the support has poor position flexibility; the Chinese patent with publication number CN103761910B provides a structural mechanics displacement method experimental device and a structural mechanics displacement method demonstration method, which provide independent base supports, angular point supports, directional supports and fixed pulley supports, but can not be converted with each other; the Chinese patent with publication number CN105957428B provides a structural mechanics experimental device and method for making multi-span beam influence lines by a maneuvering method, and the device and method provide a fixed end support, a hinged support and a bent shear support, and do not provide a sliding support.
Therefore, aiming at the rod system structure in the structural mechanics experiment, the multifunctional assembled support capable of meeting the teaching requirement is designed, and is particularly important for improving the teaching quality of the structural mechanics.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a multifunctional assembled support for a background wall of a modular structural mechanics experiment platform.
The invention provides a multifunctional assembled support for a background wall of a modular structural mechanics experiment platform, which comprises:
a supporting seat is matched with a sliding strip;
the supporting sliding groove of the support is connected with the supporting sliding strip of the support through a bolt and used for restraining or releasing linear displacement of the supporting sliding strip of the support in the horizontal direction and the vertical direction, and any one restraining form of a fixed support, a fixed hinged support, an X-direction sliding hinged support, a Y-direction sliding hinged support or a movable hinged support is provided for a node;
the number of the supporting chutes of the support is four, and the supporting chutes of the support are of an equilateral L-shaped structure; the sliding strip support comprises two supporting seat matching sliding grooves, a sliding strip and a sliding strip, wherein the two supporting seat matching sliding grooves are symmetrically arranged at left and right intervals, the other two supporting seat matching sliding grooves are symmetrically arranged at upper and lower intervals, a cross-shaped space area is formed among the four supporting seat matching sliding grooves, and the cross-shaped space area is used for accommodating the supporting seat matching sliding strip; a first limiting part and a second limiting part are respectively arranged on two side edges of the supporting sliding groove of the support, wherein the first limiting part is used for limiting the displacement of the supporting sliding strip of the support, and the second limiting part is used for limiting the corner of the supporting sliding strip of the support, so that different constraint forms are provided for the supporting sliding strip of the support; two side edges of the L-shaped structure are provided with bolt holes penetrating through the upper surface and the lower surface of the L-shaped structure and used for connecting a counterforce wall;
and the support matching component is used for fixing the node, is arranged above the support matching slide bar and is fixed with the support matching slide bar through a bolt.
Preferably, two side edges of the L-shaped structure of the supporting sliding groove of the support are respectively provided with at least two first threaded holes penetrating through the side surfaces of the supporting sliding groove, the first threaded holes are used for connecting first bolts, and the first bolts limit the displacement of the supporting sliding strip of the support to form the first limiting part;
and two side edges of the L shape of the supporting sliding groove of the support are respectively provided with a second threaded hole which runs through the side surface of the supporting sliding groove, the second threaded holes are used for connecting second bolts, and the corners of the supporting sliding strip of the support are limited by the second bolts to form the second limiting part.
Preferably, the second threaded hole is located midway between the two first threaded holes.
Preferably, the supporting sliding strips of the support comprise full-length sliding strips, the full-length sliding strips are arranged in the cross-shaped space region, and the full-length sliding strips are respectively connected with the supporting sliding grooves of the support at two sides of the full-length sliding strips; the full-length slide bar is provided with a fifth threaded hole penetrating through the side face, and the aperture and the pitch of the fifth threaded hole correspond to the aperture and the pitch of the first threads of the supporting chute of the support; the full-length slide bar is provided with a second round hole penetrating through the upper surface and the lower surface and used for connecting the support matching component.
Preferably, the supporting slide bars of the support comprise two half-long slide bars, the half-long slide bars are arranged in the cross-shaped space area, and the half-long slide bars are respectively connected with the supporting slide grooves of the support at two sides of the half-long slide bars; the semi-long slide bar is provided with a third threaded hole penetrating through the side face, and the aperture and the pitch of the third threaded hole correspond to the aperture and the pitch of the first threads of the sliding groove matched with the support; the semi-long slide bar is provided with a first round hole penetrating through the upper surface and the lower surface and used for connecting the support matching component.
Preferably, the full-length slide bar is arranged in a horizontal area of the cross-shaped space area, two of the half-length slide bars are arranged in a vertical area of the cross-shaped space area, and the two half-length slide bars are respectively positioned at two sides of the full-length slide bar,
the first threaded holes of the supporting sliding grooves of the support are respectively connected with the third threaded holes of the two half-long sliding strips and the fifth threaded holes of the full-length sliding strips through the first bolts to form the first limiting part;
the second threaded hole of the support matching sliding groove is tightly screwed to abut against the half-length sliding strip and the full-length sliding strip through the second bolt to form a second limiting part;
the first limiting part and the second limiting part enable the full-length sliding strips and the two half-length sliding strips to be immovable and rotatable, and the support and the node are in rigid connection and work together to achieve the function of a fixed support or are hinged to the node and work together to achieve the function of a fixed hinged support.
Preferably, the full-length slide bar is arranged in a horizontal area and a vertical area of the cross-shaped space area; wherein the content of the first and second substances,
the full-length sliding strip is located in the horizontal area, the first threaded hole and the fifth threaded hole are connected through the first bolt to restrain movement in the X direction, and meanwhile the full-length sliding strip can move in the Y direction;
the full-length sliding strip is located in the vertical area, the first threaded hole and the fifth threaded hole are connected through the first bolt to restrain movement in the Y direction, and meanwhile the full-length sliding strip can move in the X direction;
the support and the node rigid joint work together to realize the functions of the X-direction sliding hinged support and the Y-direction sliding hinged support.
Preferably, the full-length slide bar is arranged in a vertical area of the cross-shaped space area, and the first bolt is used for connecting the first threaded hole of the support matching sliding groove and the fifth threaded hole of the full-length slide bar in the X direction of the full-length slide bar to restrain the full-length slide bar from moving in the Y direction, so that the full-length slide bar can move in the X direction; the support and the node are hinged to work together to realize the function of the movable hinged support.
Preferably, the stand kit includes a first block member, a cylindrical member and a second block member, the first block member having a larger area than the second block member;
the first block component is provided with a seventh threaded hole penetrating through the upper surface and the lower surface and used for connecting the supporting slide bar of the support;
an eighth threaded hole is formed above the first block component and used for connecting the cylindrical component;
the second block member is arranged above the first block member and is connected with the first block member through the cylindrical member;
the second square component is provided with a fourth round hole for connecting the cylindrical component;
and a ninth threaded hole is formed above the second block component, and the node is fixed through a bolt.
The cylindrical member is provided with a third circular hole for connecting the first block member and the second block member.
The above nodes refer to structural nodes, which are one of the main elements of a building structural system. Generally, the material is limited to the maximum size for production or transportation, so the member connecting two or more fixed bodies is called a structural node. Meanwhile, different node constraint forms can be selected according to different engineering requirements because of large node type selectivity. Compared with the prior art, the invention has at least one of the following beneficial effects:
1) the modular multifunctional assembled support has enough rigidity in the direction that the displacement is fixed, enough freedom in the direction that the displacement is released and greatly avoided friction, and improves the accuracy of an experimental result while ensuring the safety and reliability of the testing operation.
2) The structure of the invention, the provided modular multifunctional assembled support is responsible for restraining or releasing linear displacement in the horizontal and vertical directions, and basically can meet the general support restraint condition of structural mechanics under the cooperation of the joint connecting part controlling hinging or rigid connection, and comprises a fixed support, a fixed hinged support, a sliding hinged support, a movable hinged support and the like.
3) The structure of the invention provides a modularized multifunctional assembled support which is formed by assembling a set of small support parts through bolts. The support can be changed into supports with different constraint forms only by changing the assembling and connecting modes of the support parts, and the support is small, exquisite, portable and convenient to disassemble and assemble.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of a support system for a node according to a preferred embodiment of the present invention;
FIG. 2a is a front view of a support mating chute in a preferred embodiment of the present invention;
FIG. 2b is a side view of a support mating chute in a preferred embodiment of the present invention;
FIG. 2c is a top view of a support bracket mating chute in accordance with a preferred embodiment of the present invention;
FIG. 2d is a cross-sectional view taken along line A-A of FIG. 2 c;
FIG. 3a is a front view of a half-length slide in accordance with a preferred embodiment of the present invention;
FIG. 3b is a side view of a half-length slide in accordance with a preferred embodiment of the present invention;
FIG. 3c is a top view of a half-length slide in accordance with a preferred embodiment of the present invention;
FIG. 3d is a cross-sectional view taken along line B-B of FIG. 3 a;
FIG. 3e is a cross-sectional view taken along line A-A of FIG. 3 c;
FIG. 4a is a front view of a full length slide in accordance with a preferred embodiment of the present invention;
FIG. 4b is a side view of a full length slide in accordance with a preferred embodiment of the present invention;
FIG. 4c is a top view of a full length slide in accordance with a preferred embodiment of the present invention;
FIG. 4d is a cross-sectional view taken along line B-B of FIG. 4 a;
FIG. 4e is a cross-sectional view taken along line A-A of FIG. 4 c;
FIG. 5a is a schematic structural diagram of a second block member of the cradle kit according to a preferred embodiment of the present invention;
FIG. 5b is a front view of a cradle kit in accordance with a preferred embodiment of the present invention;
FIG. 5c is a schematic view of a first block member of the holder kit according to a preferred embodiment of the present invention;
FIG. 6 is a schematic view of a mounting bracket in accordance with a preferred embodiment of the present invention;
FIG. 7 is a schematic view of a shoe according to a preferred embodiment of the present invention;
the scores in the figure are indicated as: the support comprises a support matching sliding groove 1, a half-long sliding strip 2, a full-length sliding strip 3, a support matching component 4, a bolt hole 5, a first threaded hole 6, a second threaded hole 7, a first round hole 8, a third threaded hole 9, a second round hole 10, a fifth threaded hole 11, a first square component 12, a cylindrical component 13, a second square component 14, a seventh threaded hole 15, a third round hole 17 and a ninth threaded hole 19.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
Referring to fig. 1, the invention is a schematic structural diagram of a multifunctional assembled support of a background wall of a modular structural mechanics experiment platform, and the assembled support comprises: a support matching slide bar, a support matching sliding groove 1 and a support matching component 4.
The supporting sliding groove 1 of the support is connected with the supporting sliding strip of the support through a bolt, is used for restraining or releasing linear displacement of the supporting sliding strip of the support in the horizontal direction and the vertical direction, and can provide any restraining form of a fixed support, a fixed hinged support, an X-direction sliding hinged support, a Y-direction sliding hinged support or a movable hinged support for the node.
As shown in fig. 1, 2a, 2b, 2c and 2d, a complete node support includes four support matching chutes 1. The supporting chute 1 of the support is made of steel. The supporting seat matching sliding chute 1 is of an equilateral L-shaped structure; wherein, the supporting spout 1 of two supports is left right side interval symmetrical arrangement, and two in addition are rather than being upper and lower interval symmetrical arrangement, form the cross space region in the middle of the supporting spout 1 of four supports, and the cross space region is used for the supporting draw runner of holding support, settles the node. And two side edges of the supporting sliding groove 1 of the support are respectively provided with a first limiting part and a second limiting part, wherein the first limiting part is used for limiting the displacement of the supporting sliding strip of the support, and the second limiting part is used for limiting the rotation angle of the supporting sliding strip of the support, so that different constraint forms are provided for the supporting sliding strip of the support. Two sides of the L-shaped structure are provided with smooth round bolt holes 5 penetrating through the upper and lower surfaces of the L-shaped structure for connecting a counterforce wall. The three bolt holes 5 adopt one-time reducing bolt holes and are used for placing hidden head bolts which are fixed on the reaction wall through the three hidden head bolts. The support matching component 4 can be prevented from being horizontally placed on the support matching sliding groove 1 after the bolt protrudes.
The support matching component 4 is used for fixing the node, and the support matching component 4 is arranged above the support matching slide bar and is fixed with the support matching slide bar through a bolt.
The structure of the present embodiment can realize five arbitrary different constraint forms, such as a fixed support, a fixed hinged support, an X-direction sliding hinged support, a Y-direction sliding hinged support, and a movable hinged support, which are related in the course of structural mechanics by matching with corresponding node connection modes.
In other preferred embodiments, referring to fig. 2b, 2c and 2d, two smooth first threaded holes 6 penetrating through the side surfaces of the two side edges of the L-shaped structure of the sliding chute 1 matched with the support are respectively arranged on the two side edges of the L-shaped structure, and the first limiting component is formed by limiting the displacement of the sliding strip matched with the support through a first bolt; two through second threaded holes 7 are respectively formed in two side edges of the L-shaped structure of the supporting chute 1, the second threaded holes 7 are used for connecting second bolts, and corners of supporting sliding strips of the supporting bracket are limited through the second bolts, so that the second limiting part is formed; thereby realizing that different constraint forms are provided for the supporting slide bar of the support. The second threaded hole 7 is located midway between the two first threaded holes 6.
In other partially preferred embodiments, as shown in fig. 1, 4a, 4b, 4c, 4d and 4e, the support mating slide comprises a full length slide 3. The full-length runner 3 is made of steel. The cross section of the full-length slide bar 3 is T-shaped; the T-shaped structure can keep the possibility of processing and other function expansion; the full-length slide bar 3 is arranged in the cross-shaped space area and is respectively connected with the supporting chutes 1 of the supports positioned at the two sides of the full-length slide bar through bolts. When the device is specifically implemented, the bottom of the matched full-length sliding strip 3 of the support is higher than the matched sliding groove bottom plate after the device is installed, and a space is reserved between the device and the reaction wall and can freely slide. Referring to fig. 4c, 4d and 4e, the full-length slide 3 is provided with a fifth screw hole 11 penetrating through the side surface. The aperture and the pitch of the fifth threaded hole 11 correspond to the aperture and the pitch of the first thread 6 of the supporting chute 1 of the support, and the displacement of the fifth threaded hole is restrained by the bolt. Referring to fig. 4a, 4d and 4e, the full-length slide 3 is provided with three smooth round second holes 10 (bolt holes) penetrating the upper and lower surfaces for connecting the support kit 4. The three second round holes 10 are primary diameter-variable round holes, and the head-hidden bolts penetrate through the reverse side and are connected with the support matching component 4.
As a preferred mode, shown in fig. 1, 3a, 3b, 3c, 3d and 3e, the support mating slide comprises a half-length slide 2. The half-length runner 2 is made of steel. The cross section of the half-long slide bar 2 is T-shaped, and the possibility of processing and other function expansion can be reserved by adopting a T-shaped structure; arranging a half-long slide bar 2 in a cross-shaped space area, and respectively connecting the half-long slide bar with supporting chutes 1 on two sides through bolts; when the concrete implementation is carried out, the bottom of the half-long slide bar 2 is higher than the matched sliding chute bottom plate after being installed, and a space is reserved between the half-long slide bar and the reaction wall and can freely slide.
Referring to fig. 3c, 3d and 3e, the half-long slide bar 2 is provided with two smooth round third threaded holes 9 penetrating through the side surface, the aperture and the pitch of the third threaded holes 9 correspond to the aperture and the pitch of the first threads 6 of the sliding chute 1 matched with the support, and the self displacement is restrained by bolts. In specific implementation, the two third threaded holes 9 are respectively penetrated by the two first bolts. In the middle position of the two third threaded holes 9, the two second bolts penetrate out of the second threaded holes 7 of the supporting chutes 1 positioned on the two sides of the half-long slide bar 2 and are screwed tightly to abut against the two side surfaces of the half-long slide bar 2, so that the half-long slide bar 2 cannot move and rotate.
Referring to fig. 3a, 3d and 3e, the half-long slide bar 2 is provided with a first round hole 8 (bolt hole) with primary diameter change penetrating through the upper and lower surfaces, and a head-hidden bolt penetrates through the reverse surface and is connected with the support matching part 4.
In other partially preferred embodiments, as shown in fig. 1 and 6, the fixing support can completely fix the supported part, and can provide a counter moment and a constraint counter force in two directions, and the method is realized by the following steps:
the horizontal area of the cross-shaped space area is provided with a full-length slide bar 3, the vertical area of the cross-shaped space area is provided with two half-length slide bars 2, the two half-length slide bars 2 are respectively positioned at two sides of the full-length slide bar 3, a first threaded hole 6 of a supporting sliding groove 1 of the support is respectively connected with a third threaded hole 9 of the two half-length slide bars 2 and a fifth threaded hole 11 of the full-length slide bar 3 through first bolts to form a first limiting part, a second threaded hole 7 of the supporting sliding groove 1 of the support is screwed up through a second bolt to abut against the half-length slide bar 2 and the full-length slide bar 3 to form a second limiting part, and displacement of the half-length slide bar 2 and the full-length slide bar 3 along the bolt direction; finally, the full-length sliding strip 3 and the half-length sliding strip 2 cannot move and rotate, and the support and the node are rigidly connected to work together to realize the function of fixing the support. A fixed support is formed by rigidly connecting a fixed base and a node.
In other partially preferred embodiments, as shown in fig. 1 and 6, the fixed hinge supports allow the supported part to rotate but not move, and provide both horizontal and vertical constraint counter-forces;
the method is realized by the following steps: the horizontal area of the cross-shaped space area is provided with a full-length slide bar 3, the vertical area of the cross-shaped space area is provided with two half-length slide bars 2, the two half-length slide bars 2 are respectively positioned at two sides of the full-length slide bar 3, a first threaded hole 6 of a supporting sliding groove 1 of the support is respectively connected with a third threaded hole 9 of the two half-length slide bars 2 and a fifth threaded hole 11 of the full-length slide bar 3 through a first bolt to form a first limiting part, a second threaded hole 7 of the supporting sliding groove 1 of the support is screwed up through a second bolt to abut against the half-length slide bars 2 and the full-length slide bar 3 to form a second limiting part, and displacement of the half-length slide bar 22 and the full-length slide bar 3 along the bolt; finally, the full-length sliding strip 3 and the half-length sliding strip 2 cannot move and rotate, and the support and the node are hinged to jointly work to realize the function of fixing the hinged support. The fixed base and the node are hinged to form a fixed hinged support.
In other partially preferred embodiments, referring to fig. 7, the X-direction sliding hinge support and the Y-direction sliding hinge support make the supported part unable to rotate, but can respectively slide in parallel in the X direction and the Y direction, and can provide counter torque and restraining counter forces in the X direction and the Y direction;
the method is realized by the following steps: arranging a full-length slide bar 3 in a vertical area and a horizontal area of a cross-shaped space area, wherein the full-length slide bar 3 positioned in the vertical area is restrained to move in the Y direction by connecting a first threaded hole 6 of a supporting sliding groove 1 of a support and a fifth threaded hole 11 of the full-length slide bar 3 through a first bolt in the X direction, and meanwhile, the full-length slide bar 3 can move in the X direction; the full-length sliding strip 3 is located in the horizontal area, the movement in the X direction is restrained by connecting a first threaded hole 6 of the supporting chute 1 of the support and a fifth threaded hole 11 of the full-length sliding strip 3 through a first bolt in the Y direction, and meanwhile, the full-length sliding strip 3 can move in the Y direction; the support and the node rigid joint work together to realize the functions of the X-direction sliding hinged support and the Y-direction sliding hinged support. The sliding hinged support is formed by rigidly connecting a sliding support and a node.
In other partially preferred embodiments, as shown in fig. 7, the movable hinged support enables the supported part to rotate and move horizontally, cannot move vertically, and only provides a vertical constraint counterforce;
the method is realized by the following steps: the full-length slide bar 3 is arranged in a vertical area of the cross-shaped space area, the full-length slide bar 3 is restrained to move in the Y direction by connecting a first threaded hole 6 of the support matched sliding groove 1 and a fifth threaded hole 11 of the full-length slide bar 3 through a first bolt in the X direction of the full-length slide bar 3, and meanwhile, the full-length slide bar 3 can move in the X direction; the support and the node are hinged to work together to realize the function of the movable hinged support. The movable hinged support is formed by hinging a sliding support and a node.
In other preferred embodiments, as shown in fig. 1, 5a, 5b and 5c, the holder kit 4 includes a first block member 12, four cylindrical members 13 and a second block member 14, the first block member 12 has a larger area than the second block member 14, the second block member 14 is disposed above the first block member 12 and is integrally connected to the first block member 12 through the four cylindrical members 13, and the first block member 12, the four cylindrical members 13 and the second block member 14 are integrally assembled through mechanical connection.
Referring to fig. 5a, four ninth screw holes 19 are provided above the second block member 14, and the nodes are fixed by bolts. A fourth round hole 18 with a smooth diameter-variable diameter is also arranged below the second block member 14 and is used for connecting the cylindrical member 13, namely, the cylindrical member 13 is connected through a bolt.
Referring to fig. 5c, the first block member 12 is provided with five seventh threaded holes 15 penetrating the upper surface and the lower surface for connecting the support mating slide bar, that is, the first block member is fixed on the support mating half-length slide bar 2 or the support mating full-length slide bar 3 through bolts. The first block member 12 is further provided with an eighth threaded hole 16 above for connecting the cylindrical members 13, i.e. with four cylindrical members 13 by means of bolts.
The cylindrical member 13 is provided with a smooth third circular hole 17 for connecting the first block member 12 and the second block member 14, and is connected to the first block member 12 and the second block member 14 by bolts.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (9)
1. The utility model provides a multi-functional assembled support of modular structure mechanics experiment platform wall which characterized in that: the method comprises the following steps:
a supporting seat is matched with a sliding strip;
the supporting sliding groove of the support is connected with the supporting sliding strip of the support through a bolt and used for restraining or releasing linear displacement of the supporting sliding strip of the support in the horizontal direction and the vertical direction, and any one restraining form of a fixed support, a fixed hinged support, an X-direction sliding hinged support, a Y-direction sliding hinged support or a movable hinged support is provided for a node;
the number of the supporting chutes of the support is four, and the supporting chutes of the support are of an equilateral L-shaped structure; the sliding strip support comprises two supporting seat matching sliding grooves, a sliding strip and a sliding strip, wherein the two supporting seat matching sliding grooves are symmetrically arranged at left and right intervals, the other two supporting seat matching sliding grooves are symmetrically arranged at upper and lower intervals, a cross-shaped space area is formed among the four supporting seat matching sliding grooves, and the cross-shaped space area is used for accommodating the supporting seat matching sliding strip; a first limiting part and a second limiting part are respectively arranged on two side edges of the supporting sliding groove of the support, wherein the first limiting part is used for limiting the displacement of the supporting sliding strip of the support, and the second limiting part is used for limiting the corner of the supporting sliding strip of the support, so that different constraint forms are provided for the supporting sliding strip of the support; two side edges of the L-shaped structure are provided with bolt holes penetrating through the upper surface and the lower surface of the L-shaped structure and used for connecting a counterforce wall;
and the support matching component is used for fixing the node, is arranged above the support matching slide bar and is fixed with the support matching slide bar through a bolt.
2. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 1, characterized in that: two side edges of the L-shaped structure of the supporting sliding groove of the support are respectively provided with at least two first threaded holes penetrating through the side surfaces of the supporting sliding groove, the first threaded holes are used for connecting first bolts, and the first bolts limit the displacement of the supporting sliding strip of the support to form a first limiting part;
and two side edges of the L shape of the supporting sliding groove of the support are respectively provided with a second threaded hole which runs through the side surface of the supporting sliding groove, the second threaded holes are used for connecting second bolts, and the corners of the supporting sliding strip of the support are limited by the second bolts to form the second limiting part.
3. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 2, which is characterized in that: the second threaded hole is located in the middle of the two first threaded holes.
4. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 3, characterized in that: the supporting sliding strips of the support comprise full-length sliding strips, the full-length sliding strips are arranged in the cross-shaped space area, and the full-length sliding strips are respectively connected with the supporting sliding grooves of the support at two sides of the full-length sliding strips; the full-length slide bar is provided with a fifth threaded hole penetrating through the side face, and the aperture and the pitch of the fifth threaded hole correspond to the aperture and the pitch of the first threads of the supporting chute of the support; the full-length slide bar is provided with a second round hole penetrating through the upper surface and the lower surface and used for connecting the support matching component.
5. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 4, which is characterized in that: the supporting sliding strips of the support also comprise two semi-long sliding strips, the semi-long sliding strips are arranged in the cross-shaped space area, and the semi-long sliding strips are respectively connected with the supporting sliding grooves of the support at the two sides of the semi-long sliding strips; the semi-long slide bar is provided with a third threaded hole penetrating through the side face, and the aperture and the pitch of the third threaded hole correspond to the aperture and the pitch of the first threads of the sliding groove matched with the support; the semi-long slide bar is provided with a first round hole penetrating through the upper surface and the lower surface and used for connecting the support matching component.
6. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 5, which is characterized in that: the full-length slide bars are arranged in the horizontal area of the cross-shaped space area, the two half-length slide bars are arranged in the vertical area of the cross-shaped space area, and the two half-length slide bars are respectively positioned at the two sides of the full-length slide bars,
the first threaded holes of the supporting sliding grooves of the support are respectively connected with the third threaded holes of the two half-long sliding strips and the fifth threaded holes of the full-length sliding strips through the first bolts to form the first limiting part;
the second threaded hole of the support matching sliding groove is tightly screwed to abut against the half-length sliding strip and the full-length sliding strip through the second bolt to form a second limiting part;
the first limiting part and the second limiting part enable the full-length sliding strips and the two half-length sliding strips to be immovable and rotatable, and the support and the node are in rigid connection and work together to achieve the function of a fixed support or are hinged to the node and work together to achieve the function of a fixed hinged support.
7. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 4, which is characterized in that: the full-length slide bars are arranged in the horizontal area and the vertical area of the cross-shaped space area; wherein the content of the first and second substances,
the full-length sliding strip is located in the horizontal area, the first threaded hole and the fifth threaded hole are connected through the first bolt to restrain movement in the X direction, and meanwhile the full-length sliding strip can move in the Y direction;
the full-length sliding strip is located in the vertical area, the first threaded hole and the fifth threaded hole are connected through the first bolt to restrain movement in the Y direction, and meanwhile the full-length sliding strip can move in the X direction;
the support and the node rigid joint work together to realize the functions of the X-direction sliding hinged support and the Y-direction sliding hinged support.
8. The multifunctional assembled support of the modular structure mechanics experiment platform background wall of claim 4, which is characterized in that: the full-length sliding strip is arranged in a vertical area of the cross-shaped space area, the first bolt is used for connecting the first threaded hole of the support matched sliding groove and the fifth threaded hole of the full-length sliding strip in the X direction of the full-length sliding strip to restrain the full-length sliding strip from moving in the Y direction, and meanwhile the full-length sliding strip can move in the X direction; the support and the node are hinged to work together to realize the function of the movable hinged support.
9. The multifunctional assembled support of the modular structural mechanical experiment platform background wall as claimed in any one of claims 1 to 8, wherein: the support kit comprises a first block member, a cylindrical member and a second block member, wherein the area of the first block member is larger than that of the second block member;
the first block component is provided with a seventh threaded hole penetrating through the upper surface and the lower surface and used for connecting the supporting slide bar of the support;
an eighth threaded hole is formed above the first block component and used for connecting the cylindrical component;
the second block member is arranged above the first block member and is connected with the first block member through the cylindrical member;
the second square component is provided with a fourth round hole for connecting the cylindrical component;
and a ninth threaded hole is formed above the second block component, and the node is fixed through a bolt.
The cylindrical member is provided with a third circular hole for connecting the first block member and the second block member.
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