Compact range reflector

Abstract

The utility model relates to a compact range reflector, which comprises a reflecting surface (1), a back frame (2) and a base (3), wherein the back frame (2) is used for connecting the reflecting surface (1); the base (3) is used for supporting the reflecting surface (1) and the back frame (2); the back frame (2) is fixedly supported on the base (3); a first adjusting pull rod (4) is connected between the reflecting surface (1) and the back frame (2); the reflecting surface (1) is movably supported on the base (3); along the vertical direction, a plurality of rows of first adjusting pull rods (4) are arranged between the reflecting surface (1) and the back frame (2), and a plurality of first adjusting pull rods (4) are arranged in each row; and the first adjusting pull rod (4) is a telescopic rod and is used for adjusting the orientation of the reflecting surface (1). The compact range measuring device has the characteristics of reliable structure and flexibility in use, and the measuring effect of the compact range adopting the compact range measuring device is effectively ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic measurement, in particular to a compact field reflector. Background Art

[0002] Since the emergence of compact field electromagnetic measurement technology in the 1960s and 1970s, it has gradually replaced the traditional far-field measurement method with its advantages such as measurement is not affected by weather and interference clutter, smaller test site required and good measurement consistency, and has become the main means of measuring the electromagnetic characteristic parameters of various scatterers and radiators.

[0003] The core component of the compact field is the reflector. The reflector surface shape usually varies according to the number of reflective surfaces. Common single reflectors are mainly single rotating paraboloids, and double reflectors are mainly double parabolic cylinders. The reflector side teeth are of various types, from the initial ordinary triangular side teeth to today's mixed winding side teeth.

[0004] At present, due to the characteristics of relatively large overall size and heavy weight of the reflector, it is usually fixed in the compact field by a fixed connection. As a result, this setting makes it difficult to flexibly adjust the position of the reflector in the compact field, resulting in significant limitations on the measurement effect of the compact field using the reflector. Utility Model Content

[0005] The utility model aims to provide a compact field reflector.

[0006] To achieve the above utility model object, the utility model provides a compact field reflector, comprising: a reflecting surface, a back frame for connecting the reflecting surface, and a base for supporting the reflecting surface and the back frame;

[0007] The back frame is fixedly supported on the base;

[0008] A first adjustment rod is connected between the reflective surface and the back frame;

[0009] The reflecting surface is movably supported on the base;

[0010] Along the vertical direction, a plurality of rows of the first adjustment rods are arranged between the reflection surface and the back frame, and a plurality of the first adjustment rods are arranged in each row;

[0011] The first adjustment rod is a telescopic rod for adjusting the orientation of the reflection surface.

[0012] According to one aspect of the utility model, the reflecting surface comprises: a reflecting surface body, a side gear assembly arranged around the reflecting surface body, and a second adjusting rod for connecting the reflecting surface body and the side gear assembly;

[0013] The bottom end of the edge gear assembly is rotatably connected to the edge of the reflective surface body;

[0014] The opposite ends of the second adjustment rod are rotatably connected to the side gear assembly and the reflection surface body respectively;

[0015] The second adjustment rod is a telescopic rod for adjusting the inclination angle of the side gear assembly.

[0016] According to one aspect of the utility model, the reflective surface body comprises: a plurality of reflective surface components;

[0017] The reflective surface assembly comprises: a panel and a connecting frame for supporting the panel;

[0018] Along the vertical direction, a plurality of the reflective surface assemblies are fixedly connected in sequence, and a plurality of the panels are butt-jointed in sequence;

[0019] The panel is a rotation parabola structure.

[0020] According to one aspect of the utility model, the reflective surface further comprises: a movable connecting member;

[0021] The movable connecting member is arranged at the bottom of the reflecting surface body, and a plurality of the movable connecting members are arranged at intervals along the length direction of the reflecting surface body;

[0022] The movable connecting member comprises: a mounting plate and an engaging protrusion arranged on one side of the mounting plate;

[0023] The mounting plate is detachably connected to the bottom of the reflective surface body;

[0024] The interlocking protrusion is one of a sphere, a hemisphere, a cylinder and a semi-cylinder.

[0025] According to one aspect of the utility model, a plurality of the side gear assemblies are provided, and each of the side gear assemblies is a symmetrical structure;

[0026] The side gear assembly is provided with a plurality of side gears;

[0027] The side teeth include: a side tooth panel and a side tooth support;

[0028] The second adjustment rod is arranged corresponding to the side teeth.

[0029] According to one aspect of the present invention, the panel is an Invar plate, and the connecting frame is an Invar frame;

[0030] The edge tooth panel is an aluminum alloy plate, and the edge tooth support is an aluminum alloy frame.

[0031] According to one aspect of the utility model, the base comprises: a base body, a connecting support arranged on the base body;

[0032] The connection support comprises: a load-bearing connection plate and a hook arranged on one side of the load-bearing connection plate;

[0033] A plurality of hooks are provided on the load-bearing connecting plate;

[0034] The load-bearing connecting plate is supported on the base body, and the hook is embedded in the base body.

[0035] According to one aspect of the utility model, the connection support comprises: a first connection support and a second connection support;

[0036] In the width direction of the base body, the first connecting supports are arranged in multiple rows, and each row of the first connecting supports is respectively interconnected with the bottom end of the back frame;

[0037] In the width direction of the base body, the second connecting supports are arranged in a row, and the second connecting supports are connected along the edge of the base body;

[0038] The second connecting support is connected with an engaging seat;

[0039] The engaging seat is provided with an engaging groove for connecting with the engaging protrusion.

[0040] According to one aspect of the utility model, the first adjustment rod comprises: a first rod portion, a second rod portion and a connection adjustment portion;

[0041] The first pull rod portion comprises: a first tube body and a first connecting ear arranged at one end of the first tube body;

[0042] An end of the first tube body away from the first connecting ear is provided with an internal thread;

[0043] The second pull rod portion comprises: a second tube body and a second connecting ear arranged at one end of the second tube body;

[0044] An end of the second tube body away from the second connecting ear is provided with an internal thread;

[0045] The connection adjustment part includes: a first stud for connecting the first tube body, a second stud for connecting the second tube body, and a clamping portion for connecting the first stud and the second stud;

[0046] The length of the first tube is greater than the length of the second tube;

[0047] The first connecting ear is hinged to the reflecting surface, and the second connecting ear is hinged to the back frame;

[0048] The second adjustment rod comprises: an intermediate tube body, and threaded connectors respectively arranged at opposite ends of the intermediate tube body;

[0049] The opposite ends of the intermediate tube body are respectively provided with internal threads for connecting the threaded connector;

[0050] A third connection ear is provided at one end of the threaded connector away from the intermediate tube body;

[0051] The intermediate tube body is a carbon fiber composite material tube.

[0052] According to one aspect of the utility model, the back frame comprises: a back frame body, a weight module detachably connected to the back frame body;

[0053] The back frame body is supported on the base, and one side of the back frame body is connected to the reflective surface;

[0054] The counterweight module is detachably connected to a side of the back frame body away from the reflective surface;

[0055] The back frame body is an overall frame structure, which includes: a plurality of vertical frames arranged in parallel and in parallel, a horizontal beam for connecting a plurality of the vertical frames, and a cross beam for connecting adjacent vertical frames;

[0056] The horizontal beam is connected to the vertical frame by a threaded connector;

[0057] The cross beam is connected to the vertical frame by means of threaded connectors;

[0058] A connecting flange is provided at the bottom end of the vertical frame, and the connecting flange is connected to the first connecting support by a threaded connector.

[0059] According to a solution of the utility model, the utility model has the characteristics of reliable structure and flexible use, and effectively guarantees the measurement effect of the compact field using the utility model.

[0060] According to one solution of the utility model, the main body of the reflective surface is set to be made of Invar material, which effectively utilizes the ultra-low thermal expansion coefficient of Invar material, thereby utilizing the temperature characteristics of Invar to reduce the requirements for ambient temperature control, so that the darkroom using the utility model can work without reaching thermal equilibrium, thereby improving test efficiency and reducing operating costs. In addition, by setting the main body of the reflective surface to Invar material, it has excellent corrosion resistance and will not corrode in a humidity range of less than 80%, so that the utility model can always remain clean in the use environment, ensuring that it has excellent use effects.

[0061] According to a solution of the utility model, by setting a movable connection part at the bottom of the reflecting surface, the stress concentration at the installation point can be effectively reduced, the contact position can be locally strengthened, the force-bearing area can be increased, the rigidity and strength can be improved, and the use of the utility model can be more stable and reliable.

[0062] According to a solution of the utility model, the first adjustment rod of the utility model is less affected by the environment, so the deformation difference is small, which can effectively reduce the influence on the posture of the reflecting surface.

[0063] According to a solution of the utility model, the utility model connects the shorter second tube body to the back frame so that the connection adjustment part is closer to the back frame, thereby facilitating the adjustment of the telescopic length of the first adjustment rod to ensure construction safety during the adjustment process.

[0064] According to a solution of the utility model, the middle tube of the second adjustment rod is set as a carbon fiber composite material tube, which can effectively reduce the overall structural weight and effectively ensure its lightweight effect. In addition, by setting the middle longer structural member to be hollow, the lightweight requirement of the second adjustment rod is further effectively met, so that the edge load of the reflective surface is smaller. BRIEF DESCRIPTION OF THE DRAWINGS

[0065] Figure 1 is a perspective view schematically showing a compact field reflector according to an embodiment of the present utility model;

[0066] Figure 2 is a structural diagram schematically showing a compact field reflector according to an embodiment of the present utility model;

[0067] Figure 3 is a structural diagram schematically showing a reflective surface assembly according to an embodiment of the present utility model;

[0068] Figure 4 is a structural diagram schematically showing a movable connecting member according to an embodiment of the utility model;

[0069] Figure 5 is a diagram schematically showing the distribution of the side gear assembly according to an embodiment of the utility model;

[0070] Figure 6 is a schematic structural diagram of a side tooth according to an embodiment of the utility model;

[0071] Figure 7 is a diagram schematically showing a connection method between a second adjustment rod and a side tooth according to an embodiment of the utility model;

[0072] Figure 8 is a schematic structural diagram of a second adjustment rod according to an embodiment of the utility model;

[0073] Fig. 9 is a structural diagram schematically showing a base according to an embodiment of the utility model;

[0074] Fig.10 is a structural diagram schematically showing a connection support according to an embodiment of the utility model;

[0075] Fig.11 is a schematic structural diagram of a first adjustment rod according to an embodiment of the utility model;

[0076] Fig.12 It is a structural diagram schematically showing a back frame according to an embodiment of the utility model. DETAILED DESCRIPTION

[0077] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the drawings required for the implementation are briefly introduced below. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0078] When describing the embodiments of the present invention, the orientation or positional relationship expressed by the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or positional relationship shown in the relevant drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the above terms cannot be understood as limiting the present invention.

[0079] The present invention will be described in detail below in conjunction with the accompanying drawings and specific implementation methods. The implementation methods cannot be described one by one here, but the implementation methods of the present invention are not therefore limited to the following implementation methods.

[0080] Combination Figure 1 and Figure 2 As shown, according to an embodiment of the present invention, a compact field reflector of the present invention comprises: a reflecting surface 1, a back frame 2 for connecting the reflecting surface 1, and a base 3 for supporting the reflecting surface 1 and the back frame 2. In this embodiment, the back frame 2 is fixedly supported on the base 3; wherein a first adjustment rod 4 is connected between the reflecting surface 1 and the back frame 2; the reflecting surface 1 is movably supported on the base 3. In this embodiment, along the vertical direction, multiple rows of first adjustment rods 4 are arranged between the reflecting surface 1 and the back frame 2, and each row of first adjustment rods 4 is respectively provided with multiple.

[0081] In this embodiment, the first adjustment rod 4 is a telescopic rod, which is used to adjust the orientation of the reflective surface 1. In the direction from top to bottom, the telescopic length of each row of the first adjustment rods 4 can be set to be different, wherein the telescopic length of the first adjustment rod 4 at the top is greater than the telescopic length of the first adjustment rod 4 at the bottom, thereby allowing the upper end of the reflective surface 1 to have a larger range of motion relative to the lower end, so that the reflective surface 1 can be set tilted. In addition, by adjusting the telescopic length of the first adjustment rods 4 on the same row, the inclination angle of the reflective surface 1 in the left and right directions can be flexibly adjusted, so that the reflective surface 1 can be flexibly adjusted in the pitch direction and the left and right directions, so that the orientation of the utility model can be flexibly set.

[0082] Combination Figure 1 , Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, the reflective surface 1 is a symmetrical structure as a whole, and includes: a reflective surface body 11, a side gear assembly 12 arranged around the reflective surface body 11, and a second adjustment rod 13 for connecting the reflective surface body 11 and the side gear assembly 12; in this embodiment, the reflective surface body 11 is a rectangular structure as a whole, and thus, the side gear assembly 12 can be arranged on the four sides around the reflective surface body 11 to achieve the side gear assembly 12 surrounding the reflective surface body 11. In this embodiment, the bottom end of the side gear assembly 12 is rotatably connected to the edge of the reflective surface body 11; wherein, the opposite ends of the second adjustment rod 13 are rotatably connected to the side gear assembly 12 and the reflective surface body 11, respectively. In this embodiment, the second adjustment rod 13 is a telescopic rod, which is used to adjust the inclination angle of the side gear assembly 12.

[0083] Combination Figure 1 , Figure 2 and Figure 3As shown, according to an embodiment of the present invention, the reflective surface body 11 includes: a plurality of reflective surface components 111; wherein the reflective surface components 111 include: a panel 111a and a connecting frame 111b for supporting the panel 111a; along the vertical direction, the plurality of reflective surface components 111 are fixedly connected in sequence, and the plurality of panels 111a are connected in sequence; in this embodiment, the plurality of reflective surface components 111 are connected to each other by threaded connection, wherein when the plurality of reflective surface components 111 are connected to each other, the edges of the adjacent panels 111a overlap with each other, thereby achieving a continuous reflective surface of the entire reflective surface body 11 after splicing, so as to ensure the reflection effect of the entire reflective surface body 11. In this embodiment, the panel 111a is a rotating parabola structure. The connecting frame 111b is a frame structure, wherein the outer edge of the connecting frame 111b is arranged flush with the outer edge of the panel 111a, and the side where the connecting frame 111b is connected to the panel 111a is arranged to match the shape of the panel 111a, so as to achieve reliable and stable support for the panel 111a and effectively maintain the surface accuracy of the panel 111a.

[0084] In this embodiment, the panel 111a is an Invar plate, and its reflective surface can be formed into a mirror surface by grinding and polishing to make it have excellent working performance. Among them, the surface accuracy requirement of the panel 111a is better than 0.05mm. Correspondingly, the connecting frame 111b is an Invar frame to further ensure the structural stability of the panel 111a. Through the above settings, the reflective surface body 11 is set to be made of Invar material, which effectively utilizes the ultra-low thermal expansion coefficient of Invar material. Therefore, the temperature characteristics of Invar can be used to reduce the requirements for ambient temperature control, so that the darkroom using the utility model can work without reaching thermal equilibrium, thereby improving the test efficiency and reducing the operating cost. In addition, by setting the reflective surface body 11 to Invar material, it has excellent corrosion resistance and will not corrode in a humidity range of less than 80%, so that the utility model can always remain clean in the use environment and ensure that it has excellent use effect.

[0085] like Figure 4As shown, according to an embodiment of the present invention, the reflective surface 1 further includes: a movable connecting member 14; wherein the movable connecting member 14 is arranged at the bottom of the reflective surface body 11, and a plurality of movable connecting members 14 are arranged at intervals along the length direction of the reflective surface body 11. In this embodiment, the movable connecting member 14 includes: a mounting plate 141 and an engaging protrusion 142 arranged on one side of the mounting plate 141. In this embodiment, the engaging protrusion 142 is connected to the mounting plate 141 by a trapezoidal boss, wherein the large-area end of the trapezoidal boss is fixedly connected to the mounting plate 141, and the small-area end of the trapezoidal boss is connected to the engaging protrusion 142. The trapezoidal boss is provided to effectively ensure the installation reliability of the engaging protrusion 142, and the distance between the engaging protrusion 142 and the mounting plate 141 can be effectively increased through the provided trapezoidal boss, so that the engaging protrusion 142 has sufficient space for movement, so that the bottom end of the reflecting surface 1 can move accordingly during the process of adjusting the orientation, so as to ensure the flexible adjustment of the utility model.

[0086] In this embodiment, the mounting plate 141 is detachably connected to the bottom of the reflecting surface body 11 ; a threaded connector may be used to connect the mounting plate 141 to the bottom of the reflecting surface body 11 .

[0087] In this embodiment, the interlocking protrusion 142 is one of a sphere, a hemisphere, a cylinder, and a semi-cylinder. For example, the interlocking protrusion 142 can be set as a semi-cylinder, wherein the plane of the semi-cylinder is fixedly connected to the mounting plate 141, and its cylindrical surface is used to realize a movable connection with the mounting position. The cylindrical surface can be conveniently and flexibly used to make the bottom of the reflecting surface body 11 movable to adapt to the change of the orientation of the reflecting surface 1. The axial direction of the semi-cylinder is consistent with the length direction of the reflecting surface body 11. Of course, the interlocking protrusion 142 can also be set as a hemisphere or a sphere, so that the movable direction of its bottom can be more easily matched with the change of the orientation of the reflecting surface 1.

[0088] Through the above-mentioned configuration, by setting the movable connecting piece 14 at the bottom of the reflecting surface 1, the stress concentration at the installation point can be effectively reduced, the contact position can be locally strengthened, the force-bearing area can be increased, the rigidity and strength can be improved, and the use of the utility model can be more stable and reliable.

[0089] Combination Figure 1 , Figure 2 , Figure 5 and Figure 6As shown, according to an embodiment of the present invention, a plurality of edge teeth assemblies 12 are provided, and each edge teeth assembly 12 is a symmetrical structure; wherein, the edge teeth assembly 12 is provided with a plurality of edge teeth 121. In this embodiment, the edge teeth 121 include: an edge teeth panel 121a and an edge teeth support 121b; wherein, the edge teeth support 121b is provided at the rear side of the edge teeth panel 121a, and the front side of the edge teeth panel 121a is connected to the reflective surface of the reflective surface body 11. In this embodiment, the second adjustment rod 13 is provided corresponding to the edge teeth 121; wherein, the plurality of edge teeth 121 in the edge teeth assembly 12 are independent of each other, and the inclination angle of the edge teeth 121 can be flexibly adjusted by the corresponding second adjustment rod 13. In this embodiment, the edge teeth 121 can be provided as a plane structure or a curved surface structure, so as to be adaptively arranged based on its specific application scenario, which will not be described in detail here.

[0090] In this embodiment, the side tooth panel 121a includes: a triangular plate portion 121a1 and a trapezoidal plate portion 121a2; wherein the upper bottom edge of the trapezoidal plate portion 121a2 is connected to the bottom edge of the triangular plate portion 121a1, and the lower bottom edge of the trapezoidal plate portion 121a2 is connected to the rotation of the reflection surface body 11, so as to facilitate the setting of the angle of the side tooth panel 121a. Correspondingly, the side tooth support 121b includes: a triangular support 121b1 and a trapezoidal support 121b2; the upper bottom edge of the trapezoidal support 121b2 is arranged to coincide with the bottom edge of the triangular support 121b1.

[0091] Combination Figure 6 and Figure 7 As shown, in this embodiment, two second adjustment rods 13 are correspondingly arranged for each side tooth 121, wherein the two second adjustment rods 13 are both hinged to the side tooth support 121b; specifically, the second adjustment rod 13 is hinged to the end portion of the position where the trapezoidal support 121b2 and the triangular support 121b1 overlap. In this embodiment, the spacing between the positions where the two second adjustment rods 13 are connected to the side tooth support 121b is greater than the spacing between the positions where the two second adjustment rods 13 are connected to the reflective surface body 11, and further, through the above arrangement, the two second adjustment rods 13 can be arranged in an angle, and further, the reliable connection to the side teeth 121 can be achieved, and the stable positioning of the side teeth 121 can be ensured.

[0092] Combination Figure 6 and Figure 7As shown, according to one embodiment of the present invention, the edge tooth panel 121a is an aluminum alloy plate, and the edge tooth support 121b is an aluminum alloy frame. In this embodiment, the edge tooth panel 121a and the aluminum alloy frame are connected by glue or laser welding. Through the above settings, the present invention can fully realize the lightweight of the edge tooth 121 by setting the edge tooth panel 121a and the edge tooth support 121b to aluminum alloy material, effectively reducing the load influence of the edge tooth assembly 12 on the reflective surface body 11, which is more beneficial to ensuring the structural accuracy of the reflective surface body 11.

[0093] Combination Figure 1 , Figure 2 , Figure 5 , Figure 6 and Figure 7 As shown, according to an embodiment of the present invention, four side gear components 12 are arranged around the reflective surface body 11, which are respectively: two first side gear components 12a arranged at the upper and lower edges of the reflective surface body 11, and two second side gear components 12b arranged at the left and right edges of the reflective surface body 11. In this embodiment, the first side gear component 12a includes an even number of side gears 121, for example, the side gears 121 are arranged in six, wherein the six side gears 121 are arranged symmetrically about the symmetry axis of the reflective surface body 11, wherein along the direction from the middle position to the edge position of the reflective surface body 11, the top spacing of the side gears 121 is arranged to increase symmetrically from the middle to both sides. In this embodiment, the second side tooth assembly 12b includes an odd number of side teeth 121, for example, the side teeth 121 are set to five, wherein the side teeth 121 at the middle position among the five side teeth 121 is on the symmetry axis of the reflecting surface body 11, and the side teeth 121 is an axisymmetric structure, and the remaining side teeth 121 are arranged symmetrically about the symmetry axis of the reflecting surface body 11, wherein along the direction from the middle position to the edge position of the reflecting surface body 11, the top spacing of the side teeth 121 is set to increase symmetrically from the middle to both sides.

[0094] Combination Figure 7 and Figure 8 As shown, according to an embodiment of the utility model, the second adjustment rod 13 comprises: an intermediate tube body 131, and threaded connectors 132 respectively arranged at opposite ends of the intermediate tube body 131; wherein, the opposite ends of the intermediate tube body 131 are respectively provided with internal threads for connecting the threaded connector 132; in this embodiment, the threaded connector 132 is provided with a third connecting ear 1321 at one end away from the intermediate tube body 131; wherein, the threaded connector 132 can be set as an aluminum alloy part. In this embodiment, the intermediate tube body 131 is a carbon fiber composite material tube.

[0095] By the above arrangement, the middle tube body 131 of the second adjustment rod 13 is set as a carbon fiber composite material tube, which can effectively reduce the overall structural weight to effectively ensure its lightweight effect. In addition, by setting the middle longer structural member to be hollow, the lightweight requirement of the second adjustment rod 13 is further effectively met, so that the edge load of the reflective surface 1 is smaller.

[0096] Combination Fig. 9 and Fig.10 As shown, according to an embodiment of the utility model, the base 3 includes: a base body 31, a connecting support 32 arranged on the base body 31; wherein the connecting support 32 includes: a bearing connecting plate 321 and a hook 322 arranged on one side of the bearing connecting plate 321. In this embodiment, a plurality of hooks 322 are arranged on the bearing connecting plate 321. In this embodiment, the bearing connecting plate 321 is supported on the base body 31, and the hook 322 is embedded in the base body 31; wherein the base body 31 can be set as a cement matrix, thereby, the hook 322 can be embedded in the base body 31 by pre-embedded manner, so as to achieve stable and reliable fixation of the connecting support 32. In this embodiment, the connecting support 32 is a metal structural member, so as to facilitate the processing of the connecting structure with the remaining structures.

[0097] like Fig. 9 As shown, according to an embodiment of the utility model, the connecting support 32 includes: a first connecting support 321 and a second connecting support 322; wherein, in the width direction of the base body 31, the first connecting support 321 is arranged in multiple rows, and each row of the first connecting support 321 is respectively connected to the bottom end of the back frame 2. In this embodiment, in the width direction of the base body 31, the second connecting support 322 is arranged in one row, and the second connecting support 322 is connected along the edge of the base body 31; wherein, the second connecting support 322 is connected with an interlocking seat, and the interlocking seat is provided with an interlocking groove for connecting with the interlocking protrusion 142. In this embodiment, the interlocking seat includes: a seat body and a slide rail assembly for supporting the seat body, wherein a position locking member is provided on the slide rail assembly, and the position of the seat body can be conveniently adjusted by the provided slide rail assembly, so as to conveniently adapt to the change of the orientation of the reflective surface 1. In addition, after the adjustment of the orientation of the reflective surface 1 is completed, the position of the seat body is fixed by the provided position locking member, so as to ensure the permanent fixation of the position.

[0098] like Fig.11As shown, according to an embodiment of the utility model, the first adjustment rod 4 includes: a first rod portion 41, a second rod portion 42 and a connection adjustment portion 43; in this embodiment, the first rod portion 41 and the second rod portion 42 are respectively arranged at opposite ends of the connection adjustment portion 43. In this embodiment, the first rod portion 41 includes: a first tube body 411 and a first connection ear 412 arranged at one end of the first tube body 411; wherein the end of the first tube body 411 away from the first connection ear 412 is provided with an internal thread. In this embodiment, the second rod portion 42 includes: a second tube body 421 and a second connection ear 422 arranged at one end of the second tube body 421; wherein the end of the second tube body 421 away from the second connection ear 422 is provided with an internal thread. In this embodiment, the connection adjustment portion 43 includes: a first stud for connecting the first tube body 411, a second stud for connecting the second tube body 421, and a clamping portion 431 for connecting the first stud and the second stud. In this embodiment, the first rod portion 41 , the second rod portion 42 and the connection adjustment portion 43 are respectively made of Invar.

[0099] In this embodiment, the length of the first tube body 411 is greater than the length of the second tube body 421 , and the first connecting ear 412 is hinged to the reflecting surface 1 , and the second connecting ear 422 is hinged to the back frame 2 .

[0100] Through the above arrangement, it is effectively ensured that the first adjustment rod 4 has stable performance within the range of 22°C ± 5°C, and the ultra-low thermal expansion coefficient of the Invar material is effectively utilized, which is more beneficial to ensure the installation stability of the reflective surface 1. In addition, by setting the first adjustment rod 4 to be Invar material, it has excellent corrosion resistance and will not corrode in a humidity range of less than 80%, so that the utility model can always remain stable in the use environment.

[0101] Through the above arrangement, the first adjustment rod 4 of the utility model is less affected by the environment, so the deformation difference is small, which can effectively reduce the influence on the posture of the reflection surface 1.

[0102] Through the above arrangement, the utility model connects the shorter second tube 421 to the back frame 2 so that the connection adjustment part 43 is closer to the back frame 2, thereby facilitating the adjustment of the telescopic length of the first adjustment rod 4 to ensure construction safety during the adjustment process.

[0103] Combination Figure 2 and Fig.12As shown, according to an embodiment of the utility model, the back frame 2 includes: a back frame body 21, and a counterweight module 22 detachably connected to the back frame body 21; wherein the back frame body 21 is supported on the base 3, and one side of the back frame body 21 is connected to the reflective surface 1, and the counterweight module 22 is detachably connected to the side of the back frame body 21 away from the reflective surface 1. In this embodiment, the back frame body 21 is a frame structure as a whole, which includes: a plurality of parallel and parallel vertical frames 211, a horizontal beam 212 for connecting a plurality of vertical frames 211, and a cross beam 213 for connecting adjacent vertical frames 211; in this embodiment, the vertical frame 211 is welded by angle steel. In this embodiment, the horizontal beam 212 is connected to the vertical frame 211 by a threaded connector, and the cross beam 213 is connected to the vertical frame 211 by a threaded connector. Through the above arrangement, the structural strength of the back frame 2 is effectively guaranteed while making it lightweight.

[0104] In this embodiment, a connecting flange 211a is provided at the bottom end of the vertical frame 211, and the connecting flange 211a is connected to the first connecting support 321 by a threaded connector. In addition, a fastening structure for installing the counterweight module 22 is also provided on the side of the vertical frame 211 to achieve fixed installation of the counterweight module 22.

[0105] The above contents are merely examples of specific solutions of the present invention. For the equipment and structures not described in detail, it should be understood that they are implemented by adopting the general equipment and general methods available in the art.

[0106] The above is only one solution of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model can be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A compact field reflector, characterized in that: include: A reflecting surface (1), a back frame (2) for connecting the reflecting surface (1), and a base (3) for supporting the reflecting surface (1) and the back frame (2); The back frame (2) is fixedly supported on the base (3); A first adjustment rod (4) is connected between the reflection surface (1) and the back frame (2); The reflecting surface (1) is movably supported on the base (3); Along the vertical direction, a plurality of rows of the first adjustment rods (4) are arranged between the reflection surface (1) and the back frame (2), and a plurality of the first adjustment rods (4) are arranged in each row; The first adjustment rod (4) is a telescopic rod, and is used to adjust the orientation of the reflection surface (1).

2. The compact field reflector according to claim 1, characterized in that: The reflecting surface (1) comprises: a reflecting surface body (11), a side gear assembly (12) arranged around the reflecting surface body (11), and a second adjustment rod (13) for connecting the reflecting surface body (11) and the side gear assembly (12); The bottom end of the edge gear assembly (12) is rotatably connected to the edge of the reflecting surface body (11); The opposite ends of the second adjustment rod (13) are rotatably connected to the side gear assembly (12) and the reflection surface body (11) respectively; The second adjustment rod (13) is a telescopic rod, and is used to adjust the inclination angle of the side gear assembly (12).

3. The compact field reflector according to claim 2, characterized in that: The reflecting surface body (11) comprises: a plurality of reflecting surface components (111); The reflective surface assembly (111) comprises: a panel (111a) and a connecting frame (111b) for supporting the panel (111a); Along the vertical direction, a plurality of the reflective surface assemblies (111) are fixedly connected in sequence, and a plurality of the panels (111a) are butt-jointed in sequence; The panel (111a) is a rotational parabola structure.

4. The compact field reflector according to claim 3, characterized in that: The reflecting surface (1) further comprises: a movable connecting member (14); The movable connecting member (14) is arranged at the bottom of the reflecting surface body (11), and a plurality of the movable connecting members (14) are arranged at intervals along the length direction of the reflecting surface body (11); The movable connecting member (14) comprises: a mounting plate (141) and an engaging protrusion (142) arranged on one side of the mounting plate (141); The mounting plate (141) is detachably connected to the bottom of the reflective surface body (11); The engaging protrusion (142) is one of a sphere, a hemisphere, a cylinder and a semi-cylinder.

5. The compact field reflector according to claim 4, characterized in that: A plurality of the side gear components (12) are provided, and each of the side gear components (12) is a symmetrical structure; The side gear assembly (12) is provided with a plurality of side gears (121); The side teeth (121) include: a side tooth panel (121a) and a side tooth support (121b); The second adjustment rod (13) is arranged corresponding to the side teeth (121).

6. The compact field reflector according to claim 5, characterized in that: The panel (111a) is an Invar plate, and the connecting frame (111b) is an Invar frame; The edge tooth panel (121a) is an aluminum alloy plate, and the edge tooth support (121b) is an aluminum alloy frame.

7. The compact field reflector according to claim 6, characterized in that: The base (3) comprises: a base body (31), a connecting support (32) arranged on the base body (31); The connection support (32) comprises: a load-bearing connection plate (32a) and a hook (32b) arranged on one side of the load-bearing connection plate (32a); A plurality of hooks (32b) are arranged on the load-bearing connecting plate (32a); The bearing connection plate (32a) is supported on the base body (31), and the hook (32b) is embedded in the base body (31).

8. The compact field reflector according to claim 7, characterized in that: The connecting support (32) comprises: a first connecting support (321) and a second connecting support (322); In the width direction of the base body (31), the first connecting supports (321) are arranged in multiple rows, and each row of the first connecting supports (321) is respectively interconnected with the bottom end of the back frame (2); In the width direction of the base body (31), the second connecting supports (322) are arranged in a row, and the second connecting supports (322) are connected along the edge of the base body (31); The second connecting support (322) is connected with an engaging seat; The engaging seat is provided with an engaging groove for connecting with the engaging protrusion (142).

9. The compact field reflector according to claim 8, characterized in that: The first adjustment rod (4) comprises: a first rod portion (41), a second rod portion (42) and a connection adjustment portion (43); The first pull rod part (41) comprises: a first tube body (411) and a first connecting ear (412) arranged at one end of the first tube body (411); An end of the first tube body (411) away from the first connecting ear (412) is provided with an internal thread; The second pull rod part (42) comprises: a second tube body (421) and a second connecting ear (422) arranged at one end of the second tube body (421); An end of the second tube body (421) away from the second connecting ear (422) is provided with an internal thread; The connection adjustment portion (43) comprises: a first stud for connecting the first tube body (411), a second stud for connecting the second tube body (421), and a clamping portion (431) for connecting the first stud and the second stud; The length of the first tube (411) is greater than the length of the second tube (421); The first connecting ear (412) is hinged to the reflecting surface (1), and the second connecting ear (422) is hinged to the back frame (2); The second adjustment rod (13) comprises: an intermediate tube body (131), and threaded connectors (132) respectively arranged at opposite ends of the intermediate tube body (131); The opposite ends of the intermediate tube body (131) are respectively provided with internal threads for connecting to the threaded connector (132); A third connection ear (1321) is provided at one end of the threaded connection piece (132) away from the intermediate tube body (131); The intermediate tube body (131) is a carbon fiber composite material tube.

10. The compact field reflector according to claim 9, characterized in that: The back frame (2) comprises: a back frame main body (21), and a weight module (22) detachably connected to the back frame main body (21); The back frame body (21) is supported on the base (3), and one side of the back frame body (21) is connected to the reflective surface (1); The counterweight module (22) is detachably connected to a side of the back frame body (21) away from the reflective surface (1); The back frame body (21) is an overall frame structure, comprising: a plurality of vertical frames (211) arranged in parallel and in parallel, a horizontal beam (212) for connecting the plurality of vertical frames (211), and a cross beam (213) for connecting adjacent vertical frames (211); The horizontal beam (212) and the vertical frame (211) are connected by threaded connectors; The cross beam (213) and the vertical frame (211) are connected by threaded connectors; A connecting flange (211a) is provided at the bottom end of the vertical frame (211), and the connecting flange (211a) is connected to the first connecting support (321) by means of a threaded connection.

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