CN220561423U - Anti-deformation mechanism and wind tunnel damping net mounting device - Google Patents
Anti-deformation mechanism and wind tunnel damping net mounting device Download PDFInfo
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- CN220561423U CN220561423U CN202321365973.6U CN202321365973U CN220561423U CN 220561423 U CN220561423 U CN 220561423U CN 202321365973 U CN202321365973 U CN 202321365973U CN 220561423 U CN220561423 U CN 220561423U
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- 230000000712 assembly Effects 0.000 description 6
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Abstract
The utility model relates to the technical field of wind tunnel equipment, in particular to an anti-deformation mechanism and a wind tunnel damping net mounting device, which comprise a net frame assembly, a damping net assembly and a damping net assembly, wherein the net frame assembly comprises a hollow frame body and a mounting frame arranged on one side of the frame body; the damping net assembly is arranged in the frame body and comprises a transverse net wire arranged on the inner side of the frame body, a longitudinal net wire arranged on the inner side of the frame body and mutually perpendicular to the transverse net wire, and a limiting block arranged at the end parts of the transverse net wire and the longitudinal net wire. According to the utility model, the transverse net wires, the longitudinal net wires and the adjusting components are matched with each other, and the transverse net wires and the longitudinal net wires are stretched and tightened, so that the problem that the damping net is easy to bend and deform in the use process is solved, the damping net counteracts the influence of wind power through the tension on the two sides, and the damping net is convenient to resist deformation.
Description
Technical Field
The utility model relates to the technical field of wind tunnel equipment, in particular to a deformation-resistant mechanism and a wind tunnel damping net mounting device.
Background
Wind tunnels are an experimental device that is used to simulate the flow of air around an aircraft or entity by creating and controlling the flow of air in a manual manner. In the wind tunnel flow field test, the incoming flow in front of the stable section of the wind tunnel channel is very turbulent, and the speed uniformity index of the flow field cannot directly meet the requirement of actual airflow simulation, so that the incoming flow needs to be rectified.
The damping net is a main rectifying device in the stable section of the wind tunnel, and the tensioning degree of the damping net has an important influence on the uniformity of the flow field. However, the damping net is subjected to the same direction of wind force continuously in the use process, so that bending deformation is easy to occur, and the tensioning degree of the bent damping net can be changed, so that the adjusting effect of the damping net on a flow field is poor; the existing damping net is generally fixedly installed with the wind tunnel channel in a multi-bolt connection mode, and the installation structure is complicated in disassembly and maintenance.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.
The present utility model has been made in view of the problem that the damping net described or existing in the prior art is easily deformed by bending during use.
It is therefore an object of the present utility model to provide an anti-deformation mechanism.
In order to solve the technical problems, the utility model provides the following technical scheme: the deformation-resistant mechanism comprises a net frame assembly, a net frame and a deformation-resistant mechanism, wherein the net frame assembly comprises a hollow frame body and a mounting frame arranged on one side of the frame body; the damping net assembly is arranged in the frame body and comprises a transverse net wire arranged on the inner side of the frame body, a longitudinal net wire arranged on the inner side of the frame body and mutually perpendicular to the transverse net wire, and a limiting block arranged at the end parts of the transverse net wire and the longitudinal net wire.
As a preferable embodiment of the deformation-resistant mechanism of the present utility model, wherein: the transverse net wires and the longitudinal net wires are not less than two groups, the adjacent transverse net wires and the longitudinal net wires are distributed in a staggered mode, and the transverse net wires, the longitudinal net wires and the frame body are in sliding connection.
As a preferable embodiment of the deformation-resistant mechanism of the present utility model, wherein: the anti-deformation mechanism further comprises an adjusting component, wherein the adjusting component is arranged on one side, close to the limiting block, of the outer side of the frame body and comprises a fixing portion connected to the outer side of the frame body and a stretching portion arranged on one side of the fixing portion.
As a preferable embodiment of the deformation-resistant mechanism of the present utility model, wherein: the fixed part comprises a threaded rod fixed on the outer side of the frame body, a hollow groove formed in the threaded rod and matched with the limiting block, and a spring connecting the end part of the hollow groove with the limiting block.
As a preferable embodiment of the deformation-resistant mechanism of the present utility model, wherein: the stretching part comprises a thread sleeve in threaded connection with the surface of the threaded rod, a connecting rod protruding from the inner side of the thread sleeve and extending to the inner ring of the spring, and a rotating block arranged at the end part of the connecting rod and rotationally connected with the limiting block.
As a preferable embodiment of the deformation-resistant mechanism of the present utility model, wherein: the adjusting components are asymmetrically distributed on four sides of the frame body in one-to-one correspondence with the transverse net wires and the longitudinal net wires respectively, and the adjusting components corresponding to the transverse net wires of the adjacent groups and the longitudinal net wires of the adjacent groups are located on different sides of the frame body respectively.
The deformation-resistant mechanism has the beneficial effects that: according to the utility model, the transverse net wires, the longitudinal net wires and the adjusting components are matched with each other, and the transverse net wires and the longitudinal net wires are stretched and tightened, so that the problem that the damping net is easy to bend and deform in the use process is solved, the damping net counteracts the influence of wind power through the tension on the two sides, and the damping net is convenient to resist deformation.
In view of the fact that in the actual use process, the damping net is complex in mounting structure and inconvenient to detach and maintain.
In order to solve the technical problems, the utility model also provides the following technical scheme: the wind tunnel damping net mounting device comprises the deformation-resistant mechanism, mounting blocks fixedly connected to two sides of a mounting frame and mounting grooves formed in the side surfaces of the mounting frame; the wind tunnel component is arranged on one side of the screen frame component and comprises a base arranged below the screen frame component, a supporting plate arranged above the base and a wind tunnel channel arranged on the supporting plate; the installation assembly is arranged between the wind tunnel channel and the installation frame and comprises a connecting piece arranged on one side of the wind tunnel channel and an installation convex plate arranged on one side of the connecting piece and matched with the installation groove.
As a preferable scheme of the wind tunnel damping net mounting device, the wind tunnel damping net mounting device comprises the following components: the mounting assembly further comprises a sliding groove formed in the side face of the connecting piece, a bidirectional screw rod penetrating through the sliding groove and rotationally connected with the connecting piece, and a limiting piece in threaded connection with the surface of the bidirectional screw rod.
As a preferable scheme of the wind tunnel damping net mounting device, the wind tunnel damping net mounting device comprises the following components: the mounting block comprises a mounting block body fixedly connected with the mounting frame, limit grooves formed in two sides of the mounting block body, and a hand lifting groove formed in the side face of the mounting block body.
As a preferable scheme of the wind tunnel damping net mounting device, the wind tunnel damping net mounting device comprises the following components: the limiting piece comprises a limiting block body in threaded connection with the bidirectional screw, a clamping block matched with the mounting block body and a limiting column matched with the limiting groove and connected to the surface of the limiting block body.
The wind tunnel damping net mounting device has the beneficial effects that: the damping net is provided with the mounting blocks, the mounting grooves, the limiting pieces and the mounting convex plates, so that the problems of complicated mounting structure and inconvenient disassembly and maintenance of the damping net are solved, the mounting grooves and the mounting convex plates are matched for mounting and positioning, and the limiting pieces and the mounting blocks can be relatively moved to clamp or separate from each other, so that the damping net is convenient to disassemble and maintain.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic perspective view of an anti-deformation mechanism according to the present utility model.
FIG. 2 is a top view of the deformation resistant mechanism of the present utility model.
Fig. 3 is an enlarged view of the structure of fig. 2a according to the present utility model.
FIG. 4 is a side view of the anti-deformation mechanism of the present utility model.
Fig. 5 is a cross-sectional view of the utility model at B of fig. 4.
Fig. 6 is an enlarged view of the structure of fig. 5C according to the present utility model.
FIG. 7 is a schematic view of a partial explosion of an adjustment assembly of the deformation resistance mechanism of the present utility model.
FIG. 8 is a schematic perspective view of a damping net installed by the wind tunnel damping net installation device.
FIG. 9 is a schematic view of a partial perspective view of a damping net of the wind tunnel damping net mounting device of the present utility model when the damping net is detached.
FIG. 10 is a schematic view of a partial perspective structure of a damping net of the wind tunnel damping net mounting device of the present utility model after the damping net is removed.
Detailed Description
In order that the described 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.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1-3, a first embodiment of the present utility model provides a deformation-resistant mechanism for achieving tension in a damping net wire, comprising: the net frame assembly 100 and the damping net assembly 200 form a frame of the damping net by arranging the net frame assembly 100, are convenient to connect and install with the wind tunnel channel 403, and provide rectification support for the wind tunnel stabilizing section by arranging the damping net assembly 200.
Specifically, the screen frame assembly 100 includes a hollow frame 101 and a mounting frame 102 disposed on one side of the frame 101. The damping net is formed by arranging the frame body 101, and the damping net is conveniently connected with the wind tunnel channel 403 by arranging the mounting frame 102.
Further, the damping net assembly 200 is disposed inside the frame 101, and includes a transverse net wire 201 disposed inside the frame 101, a longitudinal net wire 202 disposed inside the frame 101 and perpendicular to the transverse net wire 201, and a limiting block 203 disposed at the ends of the transverse net wire 201 and the longitudinal net wire 202. The transverse net wires 201 and the longitudinal net wires 202 are vertically staggered to form regular net holes, so that the wind tunnel flow field is adjusted. The end portions of the transverse wire 201 and the longitudinal wire 202 can be fixed by providing the limiting block 203, and limitation can be provided when the transverse wire 201 or the longitudinal wire 202 is subjected to wind force.
Wherein, the transverse net wires 201 and the longitudinal net wires 202 are not less than two groups, and the adjacent transverse net wires 201 and the longitudinal net wires 202 are distributed in a staggered manner, and the transverse net wires 201 and the longitudinal net wires 202 are connected with the frame 101 in a sliding manner. The transverse net wires 201 and the longitudinal net wires 202 are connected with the frame 101 in a sliding way, so that the corresponding transverse net wires 201 or longitudinal net wires 202 can be pulled by adjusting the positions of the limiting blocks 203 at the end parts, the transverse net wires 201 or longitudinal net wires 202 which are originally bent and deformed are straightened, and the transverse net wires 201 or the longitudinal net wires 202 are tightly tensioned to generate enough tension to counteract wind force. The adjacent transverse net wires 201 and the longitudinal net wires 202 are distributed in a staggered manner, so that the mutual stress between the transverse net wires 201 and the longitudinal net wires 202 can bear the wind force uniformly when the wind force is applied, the local stress is prevented from reaching the upper limit fracture, and the transverse net wires 201 and the longitudinal net wires 202 which are distributed in a staggered manner can not interfere with each other when the tension force slides.
When the device is used, the position of the limiting block 203 is pulled, so that the transverse net wires 201 and the longitudinal net wires 202 which are bent and deformed originally are straightened, and are tensioned to generate enough tension to counteract wind power, when the device is subjected to wind power, the transverse net wires 201 and the longitudinal net wires 202 which are distributed in a staggered mode are stressed mutually, wind power is evenly born, and local stress is prevented from reaching an upper limit fracture.
In summary, through setting up framework 101 and with framework 101 between sliding connection's horizontal net twine 201 and vertical net twine 202, can straighten the horizontal net twine 201 and the vertical net twine 202 of bending deformation originally, solved the damping net and take place bending deformation influence the problem of rectification in the use, conveniently resist the deformation.
Example 2
Referring to fig. 1-7, a second embodiment of the present utility model, unlike the previous embodiments, provides an adjustment assembly 300 that solves the problem of controlling and adjusting the tension of the transverse and longitudinal wires 201, 202.
Specifically, the adjusting assembly 300 is disposed on a side of the outer side of the frame 101, which is close to the limiting block 203, and includes a fixing portion 301 connected to the outer side of the frame 101, and a stretching portion 302 disposed on one side of the fixing portion 301. The stretching part 302 is arranged to pull the limiting block 203 connected with the end part of the transverse net wire 201 or the longitudinal net wire 202, and the fixing part 301 is arranged to fix the lifting position of the limiting block 203, so that the stretching force of the transverse net wire 201 and the longitudinal net wire 202 is controlled and regulated.
Further, the fixing portion 301 includes a threaded rod 301a fixed to the outside of the housing 101, a hollow groove 301b formed in the threaded rod 301a to match the stopper 203, and a spring 301c connecting the end of the hollow groove 301b to the stopper 203. The stopper 203 slides in the hollow groove 301b after being pulled, and meanwhile, the spring 301c is compressed to provide a gradually increasing reaction force, so that the stopper 203 can be prevented from being pulled too hard to cause the transverse wire 201 or the longitudinal wire 202 to be broken.
The stretching portion 302 includes a threaded sleeve 302a screwed to the surface of the threaded rod 301a, a connecting rod 302b protruding from the inside of the threaded sleeve 302a and extending to the inner ring of the spring 301c, and a rotating block 302c rotatably connected to the stopper 203 at the end of the connecting rod 302 b. By arranging the threaded sleeve 302a to be capable of sliding with the surface of the threaded rod 301a in a threaded manner, the rotating block 302c is pulled by the connecting rod 302b while the threaded sleeve 302a rotates, so that the rotating block 302c drives the limiting block 203 to tighten the transverse net wire 201 or the longitudinal net wire 202, and the position of the limiting block 203 is fixed when the threaded sleeve 302a stops rotating.
Preferably, the adjusting components 300 are asymmetrically distributed on four sides of the frame 101 in one-to-one correspondence with the transverse wires 201 and the longitudinal wires 202, and the adjusting components 300 corresponding to the transverse wires 201 of the adjacent group and the longitudinal wires 202 of the adjacent group are located on different sides of the frame 101. The end parts of each transverse net wire 201 and each longitudinal net wire 202 respectively correspond to one group of adjusting assemblies 300, and the other end of each transverse net wire 201 and each longitudinal net wire 202 is connected with one group of fixed limiting blocks 203, so that independent adjustment can be performed between the adjacent transverse net wires 201 and the adjacent longitudinal net wires 202 through the adjusting assemblies 300, the common spacing between the adjacent transverse net wires 201 and the adjacent longitudinal net wires 202 is smaller, and the spacing between the adjacent groups of adjusting assemblies 300 can be enlarged by the adjusting assemblies 300 distributed on different sides, so that the adjustment operation is facilitated.
When the device is used, the threaded sleeve 302a is rotated, the threaded sleeve 302a slides on the surface of the threaded rod 301a in a threaded manner, the rotating block 302c is pulled by the connecting rod 302b while the threaded sleeve 302a rotates, the rotating block 302c drives the limiting block 203 to tighten the transverse net wire 201 or the longitudinal net wire 202, the limiting block 203 slides in the hollow groove 301b after being pulled, meanwhile, the spring 301c can be compressed to provide gradually increasing reaction force, the limiting block 203 can be prevented from being pulled too hard to enable the transverse net wire 201 or the longitudinal net wire 202 to be broken, when the threaded sleeve 302a stops rotating, the position of the limiting block 203 can be fixed, and the position of the limiting block 203 can be adjusted by rotating the threaded sleeve 302a, so that the tightening degree of the transverse net wire 201 and the longitudinal net wire 202 can be changed, and the device can be used for resisting wind power of different sizes.
In summary, through setting up the cooperation between the fixed part 301 and the stretching part 302 of adjusting component 300 and using, pull the stopper 203 of connecting horizontal net twine 201 or vertical net twine 202 tip through stretching part 302, fix the pulling position of stopper 203 through fixed part 301, solved the problem of controlling and adjusting the tensile force of horizontal net twine 201 and vertical net twine 202, can change the degree of tightening of horizontal net twine 201 and vertical net twine 202 to resist the wind-force of equidimension not.
Example 3
Referring to fig. 8 to 10, in a third embodiment of the present utility model, unlike the previous embodiment, the present embodiment provides a wind tunnel damping net mounting device, which solves the problems of complicated mounting structure and inconvenient disassembly and maintenance of the damping net, and includes a deformation-resistant mechanism, mounting blocks 103 fixedly connected to both sides of a mounting frame 102, mounting grooves 104 formed at the sides of the mounting frame 102, a wind tunnel assembly 400, and a mounting assembly 500. By providing the wind tunnel assembly 400 to form the body of the wind tunnel device, it can be used for the installation of a damping net. The butt joint positioning is completed through the matching of the mounting grooves 104 formed in the side surfaces of the mounting frame 102 and the mounting assemblies 500, and the dismounting or fixing is completed through the matching of the mounting blocks 103 arranged on the two sides of the mounting frame 102 and the mounting assemblies 500.
Specifically, the wind tunnel assembly 400 is disposed on one side of the frame assembly 100, and includes a base 401 disposed below the frame assembly 100, a support plate 402 disposed above the base 401, and a wind tunnel channel 403 mounted on the support plate 402; the installation assembly 500, the installation assembly 500 is arranged between the wind tunnel 403 and the installation frame 102, and comprises a connecting piece 501 arranged on one side of the wind tunnel 403 and an installation convex plate 505 arranged on one side of the connecting piece 501 and matched with the installation groove 104. By arranging the mounting groove 104 to be matched with the mounting convex plate 505, the mounting groove 104 is preferably divided into a rectangular groove 104a part and an inclined surface groove 104b part, the mounting convex plate 505 is also preferably divided into a rectangular plate 505a and an inclined surface soft cushion 505b part, and when the mounting is carried out, the rectangular plate 505a of the mounting convex plate 505 is aligned to the rectangular groove 104a of the mounting groove 104 to be sleeved, the mounting frame 102 can be hung on the connecting piece 501, the labor is saved, and the inclined surface soft cushion 505b is extruded to seal by pushing the mounting frame 102, so that air leakage at the connecting part is prevented.
Further, the mounting assembly 500 further includes a chute 502 formed on a side surface of the connecting member 501, a bi-directional screw 503 penetrating the chute 502 and rotatably connected to the connecting member 501, and a limiting member 504 screwed on a surface of the bi-directional screw 503. The mounting block 103 is clamped and fixed by arranging the limiting piece 504 to be matched with the mounting block 103, so that the mounting frame 102 is clamped and fixed. The bidirectional screw 503 is rotatably connected with the connecting piece 501, preferably, a rotating plate 503a is added at the end of the bidirectional screw 503, so that the bidirectional screw 503 can be conveniently rotated by rotating the rotating plate 503a, and the limiting piece 504 is driven to move along the sliding groove 502 in opposite directions or move back to back, so that the limiting piece 504 can be adjusted to clamp, mount or loosen and detach the mounting block 103.
The mounting block 103 includes a mounting block body 103a fixedly connected with the mounting frame 102, limit grooves 103b formed on two sides of the mounting block body 103a, and a hand lifting groove 103c formed on a side surface of the mounting block body 103 a. The carrying operation of the mounting frame 102 is facilitated by providing the hand lifting groove 103c formed in the side surface of the mounting block body 103 a.
Preferably, the limiting member 504 includes a limiting block body 504a in threaded connection with the bi-directional screw 503, a clamping block 504b connected to the surface of the limiting block body 504a and matched with the mounting block body 103a, and a limiting post 504c connected to the surface of the limiting block body 504a and matched with the limiting groove 103 b. The mounting block 103 is conveniently and fully clamped by the clamping block 504b matched with the mounting block body 103a, the mounting block 103 is further limited and fixed by the limiting column 504c matched with the limiting groove 103b, and the limiting column 504c is also provided with an inclined plane, so that the extrusion force in the horizontal direction of the limiting groove 103b and the mounting block 103 can be given to the limiting column 504c through the inclined plane when the limiting column 504c penetrates into the limiting groove 103b, and the mounting block 102 is pushed to enable the inclined plane groove 104b to extrude the inclined plane cushion 505b to seal, and air leakage at the joint is prevented.
When the installation frame 102 is used, the mounting frame 102 is carried through the hand lifting groove 103c, the rectangular plate 505a of the mounting convex plate 505 is aligned with the rectangular groove 104a of the mounting groove 104 and sleeved, the bidirectional screw 503 is rotated, the limiting piece 504 is driven to move along the sliding groove 502, when the limiting piece 504 moves in the opposite direction, the limiting post 504c gradually penetrates into the limiting groove 103b, meanwhile, the clamping block 504b gradually approaches the mounting block body 103a to clamp and fix the same, and when the limiting post 504c penetrates into the limiting groove 103b, the extrusion force in the horizontal direction of the limiting groove 103b and the mounting block 103 can be given to the inclined surface through the inclined surface, so that the mounting frame 102 is pushed, and the inclined surface groove 104b is extruded to seal the inclined surface soft cushion 505b, so that the installation and fixation are completed. When the mounting block is required to be dismounted, the bidirectional screw 503 is reversely rotated, so that the limiting piece 504 moves back, the limiting column 504c moves out of the limiting groove 103b, the clamping block 504b does not clamp the mounting block body 103a any more, and the mounting frame 102 is removed from the mounting convex plate 505 through the hand lifting groove 103c.
In sum, through setting up cooperation use between installation piece 103, mounting groove 104, wind-tunnel subassembly 400 and the installation subassembly 500, only need rotate bi-directional screw 503, can install the installation frame 102 fixedly to dismantle the installation frame 102 through counter-rotating bi-directional screw 503, the convenient maintenance has solved damping net mounting structure loaded down with trivial details, dismantles the inconvenient problem of maintenance.
It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (8)
1. A deformation resistant mechanism, characterized by: comprising the steps of (a) a step of,
a screen frame assembly (100) comprising a hollow frame body (101) and a mounting frame (102) arranged on one side of the frame body (101);
the damping net assembly (200) is arranged inside the frame body (101) and comprises a transverse net wire (201) arranged inside the frame body (101), a longitudinal net wire (202) which is arranged inside the frame body (101) and is mutually perpendicular to the transverse net wire (201) and a limiting block (203) which is arranged at the end parts of the transverse net wire (201) and the longitudinal net wire (202);
the anti-deformation mechanism further comprises an adjusting component (300), wherein the adjusting component (300) is arranged on one side, close to the limiting block (203), outside the frame body (101) and comprises a fixing part (301) connected to the outer side of the frame body (101) and a stretching part (302) arranged on one side of the fixing part (301);
the adjusting components (300) are asymmetrically distributed on four sides of the frame body (101) in one-to-one correspondence with the transverse net wires (201) and the longitudinal net wires (202), and the adjusting components (300) corresponding to the transverse net wires (201) of the adjacent groups and the longitudinal net wires (202) of the adjacent groups are located on different sides of the frame body (101) respectively.
2. The anti-deformation mechanism of claim 1, wherein: the transverse net wires (201) and the longitudinal net wires (202) are not less than two groups, the adjacent transverse net wires (201) and the longitudinal net wires (202) are distributed in a staggered mode, and the transverse net wires (201) and the longitudinal net wires (202) are connected with the frame body (101) in a sliding mode.
3. The anti-deformation mechanism of claim 2, wherein: the fixing part (301) comprises a threaded rod (301 a) fixed on the outer side of the frame body (101), a hollow groove (301 b) formed in the threaded rod (301 a) and matched with the limiting block (203), and a spring (301 c) connecting the end part of the hollow groove (301 b) with the limiting block (203).
4. A deformation resistant mechanism as in claim 3, wherein: the stretching part (302) comprises a thread sleeve (302 a) in threaded connection with the surface of the threaded rod (301 a), a connecting rod (302 b) protruding from the inner side of the thread sleeve (302 a) and extending to the inner ring of the spring (301 c), and a rotating block (302 c) arranged at the end part of the connecting rod (302 b) and in rotary connection with the limiting block (203).
5. The utility model provides a wind-tunnel damping net installation device which characterized in that: comprising an anti-deformation mechanism as claimed in any one of claims 1 to 4, and
the mounting blocks (103) are fixedly connected to two sides of the mounting frame (102), and the mounting grooves (104) are formed in the side surfaces of the mounting frame (102);
the wind tunnel assembly (400) is arranged on one side of the screen frame assembly (100) and comprises a base (401) arranged below the screen frame assembly (100), a supporting plate (402) arranged above the base (401) and a wind tunnel channel (403) arranged on the supporting plate (402);
the installation assembly (500) is arranged between the wind tunnel channel (403) and the installation frame (102), and comprises a connecting piece (501) arranged on one side of the wind tunnel channel (403) and an installation convex plate (505) arranged on one side of the connecting piece (501) and matched with the installation groove (104).
6. The wind tunnel damping network installation device of claim 5, wherein: the mounting assembly (500) further comprises a chute (502) formed in the side face of the connecting piece (501), a bidirectional screw (503) penetrating through the chute (502) and rotationally connected with the connecting piece (501), and a limiting piece (504) in threaded connection with the surface of the bidirectional screw (503).
7. The wind tunnel damping network installation device of claim 6, wherein: the mounting block (103) comprises a mounting block body (103 a) fixedly connected with the mounting frame (102), limit grooves (103 b) formed in two sides of the mounting block body (103 a) and a hand lifting groove (103 c) formed in the side face of the mounting block body (103 a).
8. The wind tunnel damping network installation device of claim 7, wherein: the limiting piece (504) comprises a limiting block body (504 a) in threaded connection with the bidirectional screw rod (503), a clamping block (504 b) connected to the surface of the limiting block body (504 a) and matched with the mounting block body (103 a), and a limiting column (504 c) connected to the surface of the limiting block body (504 a) and matched with the limiting groove (103 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321365973.6U CN220561423U (en) | 2023-05-31 | 2023-05-31 | Anti-deformation mechanism and wind tunnel damping net mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321365973.6U CN220561423U (en) | 2023-05-31 | 2023-05-31 | Anti-deformation mechanism and wind tunnel damping net mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220561423U true CN220561423U (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321365973.6U Active CN220561423U (en) | 2023-05-31 | 2023-05-31 | Anti-deformation mechanism and wind tunnel damping net mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220561423U (en) |
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2023
- 2023-05-31 CN CN202321365973.6U patent/CN220561423U/en active Active
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