Self-adaptive firework fixing device

Abstract

The utility model relates to a self-adaptive firework fixing device. The self-adaptive firework fixing device comprises a base and an adjustable buckle detachably connected with the base. The base comprises a fixed bottom plate, a plurality of supporting plates arranged at intervals in the length direction of the fixed bottom plate, and buckle connecting pieces arranged between the adjacent supporting plates. The upper side of the supporting plate is provided with a supporting face used for being matched with the fireworks in appearance. The two buckle connecting pieces are symmetrically arranged in the width direction of the fixed bottom plate; the adjustable buckle is detachably connected with the buckle connecting piece in a clamped mode. An annular structure matched with the fireworks can be formed between the adjustable buckle and the base in the mode that the adjustable buckle is connected with the base, and then the fireworks can be stably fixed. Furthermore, the adjustable buckle and the base are arranged to be detachable, so that the fireworks with different sizes can be matched and fixed by adjusting the buckling position of the adjustable buckle and the base.

Description

Technical Field

[0001] The utility model relates to a fixing device, in particular to an adaptive fireworks fixing device. Background Art

[0002] Fireworks have a long history in China and are deeply loved by people for their colorful displays. With the improvement of people's material living standards and the change of their viewing interests, the requirements for the fireworks display effects are getting higher and higher. People hope to have a variety of fireworks varieties that can produce various colorful fireworks effects, giving people a pleasant and enjoyable feeling. However, usually, the overall structure of fireworks is columnar, and during the firing process, it generally needs to be placed with a smaller bottom end. As a result, it is prone to tipping over during the firing process, which affects the viewing of fireworks, and the tipped-over fireworks also pose a greater safety hazard. Therefore, how to keep the fireworks placed in a fixed position to ensure their viewing and safety is an urgent problem to be solved. Content of the Utility Model

[0003] The purpose of the utility model is to provide an adaptive fireworks fixing device.

[0004] To achieve the above-mentioned utility model purpose, the utility model provides an adaptive fireworks fixing device, including: a base, and an adjustable buckle detachably connected to the base;

[0005] The base includes: a fixed bottom plate, a plurality of support plates arranged at intervals along the length direction of the fixed bottom plate, and buckle connecting pieces arranged between adjacent support plates;

[0006] On the upper side of the support plate, there is a support surface for matching the shape of the fireworks;

[0007] Along the width direction of the fixed bottom plate, two buckle connecting pieces are symmetrically arranged;

[0008] The adjustable buckle is detachably clamped with the buckle connecting piece.

[0009] According to one aspect of the utility model, the adjustable buckle includes: a buckle support plate and a buckle connecting plate;

[0010] Two buckle connecting plates are arranged opposite to each other and at intervals, and the two buckle connecting plates are located on the lower side of the buckle support plate;

[0011] On the inner side of the buckle connecting plate, there are a plurality of first clamping protrusions;

[0012] Along the vertical direction, the plurality of first clamping protrusions are arranged in parallel at equal intervals along the buckle connecting plate.

[0013] According to one aspect of the present utility model, the cross-section of the first clamping protrusion is a right triangle, wherein the first right-angle surface of the first clamping protrusion is connected to the clamping connection plate, its second right-angle surface is arranged perpendicular to the clamping connection plate, and the inclined surface of the first clamping protrusion is arranged below the second right-angle surface.

[0014] According to one aspect of the present utility model, a transition arc surface is arranged at the position where the second right-angle surface of the first clamping protrusion is connected to the inclined surface.

[0015] According to one aspect of the present utility model, a first reinforcing beam is arranged on the outer side of the clamping support plate, and the length direction of the first reinforcing beam is arranged to be consistent with the length direction of the clamping support plate;

[0016] A second reinforcing beam is arranged on the outer side of the clamping connection plate, and the length direction of the second reinforcing beam is arranged to be consistent with the length direction of the clamping connection plate;

[0017] The first reinforcing beam and the second reinforcing beam are connected.

[0018] According to one aspect of the present utility model, the clamping connector includes: a clamping connection main board and a second clamping protrusion arranged on the outer side of the clamping connection main board;

[0019] The second clamping protrusion is connected to the upper end of the clamping connection main board;

[0020] The cross-sectional shape of the second clamping protrusion is arranged to be consistent with the cross-sectional shape of the first clamping protrusion;

[0021] The connecting right-angle surface of the second clamping protrusion is connected to the clamping connection main board, its clamping right-angle surface is arranged perpendicular to the clamping connection main board, and the inclined surface of the second clamping protrusion is arranged above the clamping right-angle surface.

[0022] According to one aspect of the present utility model, the clamping connector further includes: side reinforcing plates;

[0023] Along the width direction of the clamping connection main board, the side reinforcing plates are vertically connected to both ends of the clamping connection main board;

[0024] Both of the two side reinforcing plates are arranged on the outer side surface of the clamping connection main board;

[0025] The end of the second clamping protrusion is fixedly connected to the side reinforcing plate.

[0026] According to one aspect of the present utility model, along the width direction of the fixed bottom plate, a connecting reinforcing plate is arranged at the end of the support plate;

[0027] The connecting reinforcement plate is perpendicularly fixed to the support plate and the fixed bottom plate respectively.

[0028] According to one aspect of the present utility model, along the length direction of the fixed bottom plate, the connecting reinforcement plate and the snap-connection main board are arranged in alignment with each other;

[0029] Along the width direction of the fixed bottom plate, a connecting edge strip for connecting the connecting reinforcement plate and the snap-connection main board is further arranged on the fixed bottom plate, and the length of the connecting edge strip is set to be consistent with the length of the fixed bottom plate.

[0030] According to one aspect of the present utility model, a hollow structure is arranged on the fixed bottom plate, and the hollow structure is arranged between the two connecting edge strips.

[0031] According to one solution of the present utility model, by connecting the adjustable snap to the base, an annular structure matching the fireworks can be formed between the adjustable snap and the base, and thus the fireworks can be stably fixed. Further, by setting the adjustable snap and the base to be detachable, moreover, by adjusting the buckling position of the adjustable snap and the base, the matching fixation of fireworks with different sizes can be realized.

[0032] According to one solution of the present utility model, the support plates arranged at intervals can support the fireworks at different positions, and through the arranged support plates, under the pressing action of the adjustable snap, the support plates can exert a corresponding restricting effect on the fireworks to play a stable restricting role on the fireworks.

[0033] According to one solution of the present utility model, the adjustable snap can be clamped at two opposite positions through symmetrically arranged snap connectors to stably fix the adjustable snap and achieve reliable and stable fixation of the fireworks. In this embodiment, the adjustable snap is detachably clamped with the snap connectors, and thus the adjustable snap can be disassembled and assembled in two directions, ensuring the flexibility of disassembly and assembly.

[0034] According to one solution of the present utility model, by arranging a plurality of first clamping protrusions on the snap connection plate, different positions of the first clamping protrusions can be used to connect with the snap connectors, so as to adjust the connection position of the adjustable snap, and further achieve matching with different fireworks sizes, effectively ensuring the stable and reliable fixation of the fireworks.

[0035] According to one solution of the present utility model, by providing a first reinforcing beam and a second reinforcing beam on the outer side surface of the adjustable buckle, the overall structure of the adjustable buckle can be made more firm and reliable, which is more beneficial for improving the service life and installation stability of the present utility model.

[0036] According to one solution of the present utility model, the way that the end of the second clamping projection is fixedly connected to the side reinforcing plate effectively guarantees the structural strength of the second clamping projection, making the second clamping projection have a more reliable structural strength. In addition, by providing the side reinforcing plate and restricting the second clamping projection therein, the width direction of the adjustable buckle can also be effectively restricted, so that the adjustable buckle can only be disassembled and assembled in the vertical direction, effectively avoiding the front-back shaking of the adjustable buckle, thereby effectively enhancing the stable fixation of the fireworks.

[0037] According to one solution of the present utility model, by providing a connecting edge strip on the fixed base plate, on the one hand, the structural strength of the fixed base plate can be effectively enhanced, and on the other hand, the connection reliability between the connecting reinforcing plate and the buckle connecting main board can be effectively enhanced, thereby effectively enhancing the overall structural strength of the base, making the present utility model have a more reliable supporting performance for the fireworks.

[0038] According to one solution of the present utility model, the hollow structure can form regular or random patterns on the fixed base plate, so that the fixed base plate has a lower structural weight while maintaining its structural strength. In addition, the provided hollow structure can also facilitate the positioning and installation with other structures, making the installation of the present utility model more flexible and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 is a schematic perspective view showing an adaptive fireworks fixing device according to an embodiment of the present utility model;

[0040] Figure 2 is a schematic rear perspective view showing an adaptive fireworks fixing device according to an embodiment of the present utility model;

[0041] Figure 3 is a schematic cross-sectional view showing an adaptive fireworks fixing device according to an embodiment of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0042] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the following-described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0043] When describing the embodiments of the present utility model, the orientation or positional relationship expressed by the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" is based on the orientation or positional relationship shown in the relevant drawings. This is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be construed as limiting the present utility model.

[0044] The present utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments cannot be enumerated one by one here, but the embodiments of the present utility model are not limited to the following embodiments.

[0045] Combined with Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present utility model, an adaptive fireworks fixing device of the present utility model includes: a base 1 and an adjustable buckle 2 detachably connected to the base 1; in this embodiment, by connecting the adjustable buckle 2 to the base 1, an annular structure matching the fireworks can be formed between the adjustable buckle 2 and the base 1, so that the fireworks can be stably fixed. Further, by setting the adjustable buckle 2 and the base 1 to be detachable, the matching fixation of fireworks with different sizes can be achieved by adjusting the buckling position of the adjustable buckle 2 and the base 1.

[0046] In this embodiment, the base 1 includes: a fixed bottom plate 11, a plurality of support plates 12 arranged at intervals along the length direction of the fixed bottom plate 11, and a buckle connecting member 13 arranged between adjacent support plates 12. In this embodiment, the fixed bottom plate 11 can be set as a rectangular plate; among them, two support plates 12 can be vertically arranged on the fixed bottom plate 11, and correspondingly, the buckle connecting member 13 can be arranged between the two support plates 12. In this embodiment, a support surface for matching the outer shape of the fireworks is arranged on the upper side of the support plate 12. Further, through the arranged support surface, contact with the surface of the fireworks can be realized to achieve accurate positioning of the fireworks. In this embodiment, the support surface can be set as an arc surface to achieve corresponding stable limitation of the fireworks with an arc part. Of course, the support surface can also be set in other forms. For example, the support surface can be set as a V-shaped surface, and the arranged V-shaped surface can still achieve the stability of the fireworks with an arc part.

[0047] In this embodiment, the support plates 12 arranged at intervals can achieve the support of fireworks at different positions, and through the arranged support plates 12, under the pressing action of the adjustable buckle 2, the support plates 12 can exert a corresponding restrictive effect on the fireworks, so as to play a stable restrictive role on the fireworks.

[0048] In this embodiment, along the width direction of the fixed base plate 11, two buckle connectors 13 are symmetrically arranged; wherein, through the symmetrically arranged buckle connectors 13, the adjustable buckle 2 can be clamped at two opposite positions, so as to realize the stable fixation of the adjustable buckle 2 and achieve reliable and stable fixation of the fireworks. In this embodiment, the adjustable buckle 2 is detachably clamped with the buckle connector 13, and thus the adjustable buckle 2 can be disassembled and assembled in two directions, ensuring the flexibility of disassembly and assembly.

[0049] In this embodiment, the fixed base plate 11, the support plates 12 and the buckle connectors 13 can be set as an integral body. In this embodiment, the fixed base plate 11, the support plates 12 and the buckle connectors 13 can be made of materials such as metal plates, plastic plates, nylon plates, etc.

[0050] Through the above settings, the fixed base plate 11, the support plates 12 and the buckle connectors 13 are set as an integral body, effectively enhancing the overall structural strength and making it have more reliable use performance.

[0051] Combined with Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, the adjustable buckle 2 includes: a buckle support plate 21 and a buckle connection plate 22; wherein, two buckle connection plates 22 are arranged opposite to each other and at intervals, and the two buckle connection plates 22 are located on the lower side of the buckle support plate 21. In this embodiment, both the buckle support plate 21 and the buckle connection plate 22 are set as rectangular plates, wherein the buckle connection plate 22 is vertically arranged at the end position of the buckle support plate 21. Furthermore, through the arranged buckle support plate 21 and buckle connection plate 22, a U-shaped structure can be formed to facilitate the formation of a closed annular structure between the adjustable buckle 2 and the base 1.

[0052] In this embodiment, a plurality of first clamping protrusions 221 are arranged on the inner side of the buckle connection plate 22; and along the vertical direction, the plurality of first clamping protrusions 221 are arranged in parallel at equal intervals along the buckle connection plate 22.

[0053] With the above settings, by arranging a plurality of first clamping protrusions 221 on the buckle connecting plate 22, the first clamping protrusions 221 at different positions can be adopted to connect with the buckle connecting member 13, so as to realize the adjustment of the connection position of the adjustable buckle 2, and further realize the matching with different sizes of fireworks, effectively ensuring the stable and reliable fixation of the fireworks.

[0054] Combined with Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, the buckle support plate 21 and the buckle connecting plate 22 can be arranged integrally, and further, by arranging both the buckle support plate 21 and the buckle connecting plate 22 in the form of plate bodies, when the adjustable buckle 2 is connected with the buckle connecting member 13, the slight elastic deformation of its own plate body can be used to facilitate the clamping of the first clamping protrusion 221 with the corresponding structure on the buckle connecting member 13, and after the clamping is in place, the elastic deformation of the buckle support plate 21 and the buckle connecting plate 22 can be used to keep the first clamping protrusion 221 stable at the clamping position, making the present invention have a more stable clamping effect.

[0055] Combined with Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, the cross-section of the first clamping protrusion 221 is in the shape of a right triangle. Among them, the first right-angled surface of the first clamping protrusion 221 is connected to the buckle connecting plate 22, its second right-angled surface is perpendicular to the buckle connecting plate 22, and the inclined surface of the first clamping protrusion 221 is arranged below the second right-angled surface. In this embodiment, the cross-sectional shape of the first clamping protrusion 221 can be set as an isosceles right triangle. Furthermore, the inclined surface of the first clamping protrusion 221 can present a 45° inclination angle, which is more beneficial to the clamping of the first clamping protrusion 221 with the buckle connecting member 13. Especially, through its inclined surface, a guiding effect can be generated during the clamping process, making the clamping process smoother. In addition, through the arranged first clamping protrusion 221, the second right-angled surface of the first clamping protrusion 221 arranged horizontally can more stably realize the stable clamping with the buckle connecting member 13, making the fixation of the fireworks more stable.

[0056] Combined with Figure 1 、 Figure 2 and Figure 3As shown, according to an embodiment of the present utility model, a transition arc surface is provided at the position where the second right-angle surface of the first clamping protrusion 221 is connected to the inclined surface. In this embodiment, the transition arc surface is tangent to the second right-angle surface and the inclined surface respectively. Furthermore, the end of the first clamping protrusion 221 can be made more rounded, so that the first clamping protrusion 221 is more easily clamped or disengaged from the clamping connection member 13, realizing the convenient disassembly and assembly of the adjustable buckle 2.

[0057] Combined with Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present utility model, a first reinforcing beam 211 is provided on the outer side of the buckle support plate 21, and the length direction of the first reinforcing beam 211 is arranged to be consistent with the length direction of the buckle support plate 21; a second reinforcing beam 222 is provided on the outer side of the buckle connecting plate 22, and the length direction of the second reinforcing beam 222 is arranged to be consistent with the length direction of the buckle connecting plate 22. In this embodiment, the first reinforcing beam 211 and the second reinforcing beam 222 are connected.

[0058] In this embodiment, along the width direction of the buckle support plate 21, the first reinforcing beam 211 can be provided as one or multiple; when provided as one, the first reinforcing beam 211 can be provided at the middle position in the width direction of the buckle support plate 21, and when provided as multiple (such as two, three, etc.), multiple first reinforcing beams 211 can be arranged at equal intervals in the width direction of the buckle support plate 21. Correspondingly, along the width direction of the buckle connecting plate 22, the second reinforcing beam 222 can be provided as one or multiple; when provided as one, the second reinforcing beam 222 can be provided at the middle position in the width direction of the buckle connecting plate 22, and when provided as multiple (such as two, three, etc.), multiple second reinforcing beams 222 can be arranged at equal intervals in the width direction of the buckle connecting plate 22.

[0059] Through the above settings, by providing the first reinforcing beam 211 and the second reinforcing beam 222 on the outer side surface of the adjustable buckle 2, the overall structure of the adjustable buckle 2 can be made more firm and reliable, which is more beneficial to improving the service life and installation stability of the present utility model.

[0060] Combined with Figure 1 、 Figure 2 and Figure 3As shown, according to an embodiment of the present utility model, the snap - connecting member 13 includes: a snap - connecting main board 131 and a second snap - protrusion 132 provided on the outer side of the snap - connecting main board 131; in this embodiment, the second snap - protrusion 132 is connected at the upper end of the snap - connecting main board 131, and the cross - sectional shape of the second snap - protrusion 132 is set to be consistent with the cross - sectional shape of the first snap - protrusion 221. In this embodiment, the connecting right - angled surface of the second snap - protrusion 132 is connected to the snap - connecting main board 131, its snap - connecting right - angled surface is set to be perpendicular to the snap - connecting main board 131, and the inclined surface of the second snap - protrusion 132 is arranged above the snap - connecting right - angled surface.

[0061] In this embodiment, the cross - sectional shape of the second snap - protrusion 132 can be set as an isosceles right - triangle. Furthermore, the inclined surface of the second snap - protrusion 132 can present a 45° inclination angle, which can be more beneficial to guiding the inclined surface of the first snap - protrusion 221, making the snap - connection process between the second snap - protrusion 132 and the first snap - protrusion 221 smoother. In addition, through the provided second snap - protrusion 132, its horizontally arranged snap - connecting right - angled surface can stably snap - connect with the second right - angled surface of the first snap - protrusion 221 to make the fixation of the fireworks more stable.

[0062] In this embodiment, to ensure the smoothness of the connection of the second snap - protrusion 132, a transition arc - surface can be set at the position where the snap - connecting right - angled surface and the inclined surface of the second snap - protrusion 132 are connected to improve the convenience of connection.

[0063] Combined Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present utility model, the snap - connecting member 13 further includes: a side - strengthening plate 133; wherein, the side - strengthening plate 133 can be set as a rectangular plate. In this embodiment, along the width direction of the snap - connecting main board 131, the side - strengthening plates 133 are vertically connected at both ends of the snap - connecting main board 131, and both side - strengthening plates 133 are arranged on the outer side surface of the snap - connecting main board 131; furthermore, the snap - connecting main board 131 and the side - strengthening plates 133 can form a U - shaped structure, making the structure of the snap - connecting member 13 more reliable and stable, and through the provided side - strengthening plates 133, the elastic deformation of the snap - connecting main board 131 can be effectively inhibited, making the structure of the snap - connecting member 13 more stable and reliable.

[0064] In this embodiment, the end of the second clamping protrusion 132 is fixedly connected to the side reinforcing plate 133. Through the above arrangement, the structural strength of the second clamping protrusion 132 is effectively ensured, making the second clamping protrusion 132 have a more reliable structural strength. In addition, by arranging the side reinforcing plate 133 and restricting the second clamping protrusion 132 therein, the width direction of the adjustable buckle 2 can also be effectively restricted, so that the adjustable buckle 2 can only be disassembled and assembled in the vertical direction, effectively avoiding the front-back shaking of the adjustable buckle 2, thereby effectively enhancing the stable fixation of the fireworks.

[0065] Combined with Figure 1 , Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, along the width direction of the fixed base plate 11, a connecting reinforcing plate 121 is provided at the end of the support plate 12; wherein, the connecting reinforcing plate 121 can be set as a rectangular plate, and it realizes the fixation of the support plate 12 by being vertically fixed to the support plate 12 and the fixed base plate 11, effectively enhancing the support stability of the fireworks.

[0066] Combined with Figure 1 , Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, along the length direction of the fixed base plate 11, the connecting reinforcing plate 121 and the buckle connecting main board 131 are arranged in alignment; along the width direction of the fixed base plate 11, a connecting edge strip 111 for connecting the connecting reinforcing plate 121 and the buckle connecting main board 131 is further provided on the fixed base plate 11, and the length of the connecting edge strip 111 is set to be consistent with the length of the fixed base plate 11. In this embodiment, the connecting edge strip 111 can be set as a rectangular long strip.

[0067] Through the above arrangement, by arranging the connecting edge strip 111 on the fixed base plate 11, on the one hand, the structural strength of the fixed base plate 11 can be effectively enhanced, and on the other hand, the connection reliability between the connecting reinforcing plate 121 and the buckle connecting main board 131 can be effectively enhanced, thereby effectively enhancing the overall structural strength of the base 1, making the present invention have a more reliable support performance for the fireworks.

[0068] Combined with Figure 1 , Figure 2 and Figure 3 As shown, according to an embodiment of the present invention, a hollow structure is provided on the fixed base plate 11, and the hollow structure is arranged between the two connecting edge strips 111.

[0069] With the above settings, the hollow structure can form regular or random patterns on the fixed base plate 11, so that the fixed base plate 11 has a lower structural weight while maintaining its structural strength. In addition, the provided hollow structure can also facilitate the positioning and installation of this device with other structures, making the installation of the present utility model more flexible and convenient. Moreover, the provided hollow structure makes the structure of this solution have better ornamental value, which is further beneficial to improving the ornamental value during the fireworks display.

[0070] Combined Figure 1 、 Figure 2 and Figure 3 As shown, according to an embodiment of the present utility model, a limiting protrusion may also be provided on the inner side surface of the buckle support plate 21. Among them, the length of the limiting protrusion is less than or equal to the length of the buckle support plate 21, so that the limiting protrusion presents a limiting effect on the surface of the installed fireworks, effectively avoiding the detachment of the fireworks during the fireworks display and effectively ensuring the use safety of the present utility model. In this embodiment, in order to effectively improve the stable limiting effect of the limiting protrusion on the fireworks, the cross-section of the limiting protrusion can be triangular. Among them, the bottom surface of the limiting protrusion is fixed to the inner side surface of the buckle support plate 21, and its protruding end is the cutting edge for limiting the fireworks, so that its limiting effect is better.

[0071] In this embodiment, along the width direction of the buckle support plate 21, a plurality of limiting protrusions can be provided. Of course, in another embodiment, the limiting protrusion can also be provided in a pyramid or cone structure, and a corresponding limiting effect can be achieved by being regularly or randomly distributed on the inner side surface of the buckle support plate 21.

[0072] The above content is only an example of the specific solution of the present utility model. For the devices and structures not described in detail therein, it should be understood that the existing general devices and general methods in the art are adopted for implementation.

[0073] The above description is only one solution of the present utility model and is not used to limit the present utility model. For those skilled in the art, the present utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An adaptive firework fixing device, characterized in that: include: A base (1), and an adjustable buckle (2) detachably connected to the base (1); The base (1) comprises: a fixed base plate (11), a plurality of support plates (12) arranged at intervals along the length direction of the fixed base plate (11), and a snap-fit ​​connector (13) arranged between adjacent support plates (12); The upper side of the support plate (12) is provided with a support surface for matching the appearance of fireworks; Two snap-on connectors (13) are symmetrically arranged along the width direction of the fixed base plate (11); The adjustable buckle (2) is detachably buckled with the buckle connector (13).

2. The adaptive firework fixing device according to claim 1, characterized in that: The adjustable buckle (2) comprises: a buckle support plate (21) and a buckle connecting plate (22); Two of the buckle connection plates (22) are arranged opposite to each other and spaced apart, and the two buckle connection plates (22) are located at the lower side of the buckle support plate (21); A plurality of first clamping protrusions (221) are arranged on the inner side of the clamping connection plate (22); In the vertical direction, a plurality of the first clamping protrusions (221) are arranged in parallel at equal intervals along the buckle connecting plate (22).

3. The adaptive firework fixing device according to claim 2, characterized in that: The cross-section of the first snap-fitting protrusion (221) is a right-angled triangle, wherein the first right-angled surface of the first snap-fitting protrusion (221) is connected to the snap-fitting connecting plate (22), the second right-angled surface is arranged perpendicular to the snap-fitting connecting plate (22), and the inclined surface of the first snap-fitting protrusion (221) is arranged below the second right-angled surface.

4. The adaptive firework fixing device according to claim 3, characterized in that: A transition arc surface is provided at the position where the second right-angle surface of the first clamping protrusion (221) is connected to the inclined surface.

5. The adaptive firework fixing device according to claim 4, characterized in that: A first reinforcing beam (211) is arranged on the outer side of the buckle support plate (21), and the length direction of the first reinforcing beam (211) is arranged to be consistent with the length direction of the buckle support plate (21); A second reinforcing beam (222) is arranged on the outer side of the snap-fit ​​connecting plate (22), and the length direction of the second reinforcing beam (222) is arranged to be consistent with the length direction of the snap-fit ​​connecting plate (22); The first reinforcing beam (211) is connected to the second reinforcing beam (222).

6. The adaptive firework fixing device according to claim 5, characterized in that: The snap-fit ​​connector (13) comprises: a snap-fit ​​connecting main board (131) and a second snap-fit ​​protrusion (132) arranged on the outside of the snap-fit ​​connecting main board (131); The second snap-connecting protrusion (132) is connected to the upper end of the snap-connecting main board (131); The cross-sectional shape of the second clamping protrusion (132) is arranged to be consistent with the cross-sectional shape of the first clamping protrusion (221); The connecting right-angled surface of the second snap-fitting protrusion (132) is connected to the snap-fitting connecting main board (131), and the snap-fitting right-angled surface is arranged perpendicular to the snap-fitting connecting main board (131), and the inclined surface of the second snap-fitting protrusion (132) is arranged above the snap-fitting right-angled surface.

7. The adaptive firework fixing device according to claim 6, characterized in that: The snap connector (13) further comprises: a side reinforcing plate (133); Along the width direction of the buckle connection main board (131), the side reinforcing plates (133) are vertically connected at both ends of the buckle connection main board (131); The two side reinforcing plates (133) are both arranged on the outer side surface of the buckle connection main plate (131); The end of the second clamping protrusion (132) and the side reinforcing plate (133) are fixedly connected to each other.

8. The adaptive firework fixing device according to claim 7, characterized in that: A connecting reinforcing plate (121) is provided at the end of the supporting plate (12) along the width direction of the fixed bottom plate (11); The connection reinforcement plate (121) is respectively vertically fixed to the support plate (12) and the fixed bottom plate (11).

9. The adaptive firework fixing device according to claim 8, characterized in that: Along the length direction of the fixed bottom plate (11), the connection reinforcement plate (121) and the buckle connection main plate (131) are arranged to be aligned with each other; A connecting side strip (111) for connecting the connecting reinforcing plate (121) and the snap-connecting main plate (131) is also provided on the fixing base plate (11) along the width direction of the fixing base plate (11), and the length of the connecting side strip (111) is consistent with the length of the fixing base plate (11).

10. The adaptive firework fixing device according to claim 9, characterized in that: A hollow structure is provided on the fixed bottom plate (11), and the hollow structure is provided between the two connecting side strips (111).

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