Supporting device

Abstract

The utility model relates to the technical field of beam formwork construction, in particular to a supporting device which comprises a positioning assembly and a supporting structure, the positioning assembly comprises a transverse rod and two vertical rods, and the two vertical rods are arranged on the transverse rod at intervals in the horizontal direction; the supporting structure comprises a supporting assembly and an adsorption part, the supporting assembly abuts against the outer walls of the two vertical rods and the bottom wall of the transverse rod so that the supporting assembly can support the positioning assembly, one end of the adsorption part is arranged on the supporting assembly, and the other end of the adsorption part is adsorbed to the structural beam. According to the supporting device, the formwork is preliminarily positioned through the positioning assembly, the formwork is supported in the horizontal direction and the vertical direction through the supporting assembly and the adsorption part, then installation of the formwork is completed, rapid installation of the formwork during structural beam reinforcement is achieved, drilling, welding and other operations are avoided, and the operation safety of operators is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to beam formwork construction technical field especially relates to a support device. BACKGROUND

[0002] Structural beam reinforcement is often needed during the maintenance and reconstruction of nuclear power plant rooms, and the installation, support, reinforcement and removal of formworks are involved in the structural beam reinforcement process. Moreover, formwork engineering is an important component of structural beam construction, and the installation, support and reinforcement of formworks directly affect the molding quality of concrete.

[0003] The reinforcement of the lower part of the structural beam focuses on solving the vertical and horizontal support problems. Drilling and welding fixed support components are generally used as support points for vertical and horizontal support. However, the high floor height of the nuclear power plant room and the complex equipment pipelines below the roof result in narrow operation space and low formwork installation efficiency. Moreover, drilling and welding operations involve fire operations, which pose safety hazards to operators. Therefore, there is an urgent need for a support device. SUMMARY

[0004] The utility model aims at providing a support device to realize the rapid installation of formworks during structural beam reinforcement and reduce the safety hazards of operators.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] The support device comprises:

[0007] The positioning assembly comprises a horizontal rod and two vertical rods, and the two vertical rods are arranged on the horizontal rod in a spaced manner along the horizontal direction.

[0008] The support structure comprises a support assembly and a suction accessory, the support assembly is in abutment with the outer walls of the two vertical rods and the bottom wall of the horizontal rod, so that the support assembly supports the positioning assembly, and the suction accessory is arranged at one end of the support assembly and used for adsorbing workpieces at the other end.

[0009] Further, the vertical rods each comprise a fixed part and a movable part, one end of the fixed part is arranged on the horizontal rod, and the movable part is telescopically arranged at the other end of the fixed part.

[0010] Further, a plurality of first through holes are arranged on the fixed part, the first through holes are arranged in a spaced manner along the extension direction of the fixed part, the movable part is provided with a second through hole, the first through hole can be selectively opposite to the second through hole when the movable part is inserted into the fixed part, and a first fastener is arranged in the first through hole and the second through hole.

[0011] Further, one end of the fixed part is rotatably arranged on the horizontal rod, the positioning assembly has a first state and a second state, in the first state, at least part of the movable part is retracted into the fixed part, and the two fixed parts are arranged above the horizontal rod in a folded manner, in the second state, at least part of the movable part is extended out of the fixed part, and the two fixed parts are arranged on the horizontal rod in a spaced manner.

[0012] Further, the positioning assembly further comprises a first elastic member, and two ends of the first elastic member are elastically abutted with the vertical rod and the horizontal rod respectively.

[0013] Further, the supporting assembly comprises a second fastener and two supporting members, the two supporting members are hingedly connected, the supporting assembly has a supporting state and a storage state, in the supporting state, the supporting members are abutted with the outer wall of the vertical rod and the bottom wall of the horizontal rod respectively, the second fastener is used for fixedly connecting the two supporting members, and in the storage state, at least one end of the two supporting members is abutted with each other.

[0014] Further, the supporting member comprises a first supporting part, a second supporting part and a connecting part, one end of the second supporting part is connected to the first supporting part, the other end of the second supporting part is connected to the connecting part, when the supporting assembly is in the supporting state, the first supporting part is abutted with the outer wall of the vertical rod, the second supporting part is abutted with the bottom wall of the horizontal rod, the second fastener is connected to the connecting part, and the suction accessory is arranged on the top of the first supporting part, when the supporting assembly is in the storage state, the two connecting parts are abutted with each other away from one end of the second supporting part.

[0015] Further, the supporting assembly further comprises a second elastic member, and two ends of the second elastic member are elastically abutted with two connecting parts on the two supporting members respectively.

[0016] Further, the supporting structure further comprises an adjusting member, one end of the adjusting member is slidably arranged on the supporting assembly, and the other end of the adjusting member is connected to the suction accessory.

[0017] Further, the supporting device further comprises a buffer member, and the buffer member is arranged between the vertical rod and the supporting assembly.

[0018] The utility model discloses the beneficial effects of the following:

[0019] The utility model provides a kind of supporting device, the device includes positioning assembly and support structure, wherein positioning assembly includes cross bar and two vertical rods, two vertical rods are spaced apart and set on cross bar along horizontal direction;Support structure includes support assembly and suction accessory, support assembly respectively with the outer wall of two vertical rods and the bottom wall of cross bar abuts, to make support assembly support positioning assembly, suction accessory one end is set on support assembly, and the other end is adsorbed on structure beam. Template is placed in the space surrounded by two vertical rods and cross bar, so that two vertical rods and cross bar are closely attached with template, realize the preliminary positioning of template, then support assembly is placed on the outside of positioning assembly, so that support assembly and the outer wall of two vertical rods abut, template is supported horizontally, then support assembly and the bottom wall of cross bar abut, one end of suction accessory is installed on support assembly, and the other end is adsorbed on structure beam, to support the vertical direction of template, and then the installation of template is completed. The supporting device realizes the quick installation of template when structure beam is reinforced, avoids drilling, welding and other operations, and improves the safety of operator operation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structural schematic diagram of supporting device provided by the utility model embodiment;

[0021] Figure 2 It is the structural schematic diagram of positioning assembly in first state provided by the utility model embodiment;

[0022] Figure 3 It is the structural schematic diagram of positioning assembly in second state provided by the utility model embodiment;

[0023] Figure 4 It is the structural schematic diagram of support assembly in storage state provided by the utility model embodiment;

[0024] Figure 5 It is the structural schematic diagram of support assembly in support state provided by the utility model embodiment.

[0025] In the drawing:

[0026] 1, positioning assembly;11, cross bar;111, first adjusting part;112, second adjusting part;12, vertical rod;121, fixed part;122, movable part;13, first fastener;14, first elastic piece;

[0027] 21, support assembly;211, support piece;2111, first support part;2112, second support part;2113, connecting part;212, second fastener;213, second elastic piece;22, suction accessory;23, adjusting piece;

[0028] 3, buffer piece. DETAILED DESCRIPTION

[0029] So that the purpose, technical scheme and advantages of the embodiments of the present application are clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0030] Therefore, the detailed description of the embodiments of the present application provided in the drawings below is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0031] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0032] In the description of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0033] In the description of the present application, it should also be noted that, unless otherwise specified and limited, the terms "provided", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] In the utility model, unless otherwise expressly provided and limited, the first feature is "on" or "under" the second feature, which can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "on the surface of" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "under", "below" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0035] The embodiments of the utility model are described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model and cannot be understood as a limitation of the utility model.

[0036] The specific scheme of the utility model is described in detail below in combination with Figures 1-5 The specific scheme of the utility model is described in detail below in combination with

[0037] When reinforcing the structural beam, in order to support the horizontal and vertical directions of the formwork, the embodiment provides a supporting device, which comprises a positioning assembly 1 and a supporting structure, wherein the positioning assembly 1 comprises a cross bar 11 and two vertical rods 12, and the two vertical rods 12 are arranged on the cross bar 11 in a horizontal direction; the supporting structure comprises a supporting assembly 21 and a suction accessory 22, the supporting assembly 21 abuts against the outer wall of the two vertical rods 12 and the bottom wall of the cross bar 11 respectively, so that the supporting assembly 21 supports the positioning assembly 1, and one end of the suction accessory 22 is arranged on the supporting assembly 21 and the other end is adsorbed on the workpiece. Specifically, the two vertical rods 12 are arranged at the two ends of the cross bar 11, the formwork is placed in the space surrounded by the two vertical rods 12 and the cross bar 11, so that the inner sides of the two vertical rods 12 and the cross bar 11 are tightly attached to the formwork, preliminary positioning of the formwork is realized, then the supporting assembly 21 is placed outside the positioning assembly 1, so that the supporting assembly 21 abuts against the outer wall of the two vertical rods 12, the formwork is horizontally supported, then the supporting assembly 21 abuts against the bottom wall of the cross bar 11, one end of the suction accessory 22 is installed on the supporting assembly 21, and the other end is adsorbed on the structural beam, so that the vertical direction of the formwork is supported, and the installation of the formwork is completed. The supporting device realizes rapid installation of the formwork when reinforcing the structural beam, avoids drilling, welding and other operations, and improves the safety of the operation of the operator.

[0038] In the embodiment, the two vertical rods 12 and the cross bar 11 are both square steel pipes, which have good mechanical properties, strong bearing capacity and good corrosion resistance.

[0039] Further, the vertical rod 12 comprises a fixed part 121 and a movable part 122, one end of the fixed part 121 is arranged on the horizontal rod 11 and is perpendicular to the horizontal rod 11, the movable part 122 is arranged at the other end of the fixed part 121 in an extendable manner, so that the height of the vertical rod 12 in the vertical direction can be adjusted, thereby making the support device suitable for structural beams of different heights and having a wider application range. Optionally, a plurality of first through holes are arranged on the fixed part 121, the plurality of first through holes are arranged at intervals along the extension direction of the height of the fixed part 121, the movable part 122 is provided with a second through hole, when the movable part 122 is inserted into the fixed part 121, one of the first through holes and the second through hole are opposite, the first fastener 13 is sequentially arranged in the first through hole and the second through hole, thereby fixing and connecting the adjusted movable part 122 and the fixed part 121, so that the adjustment of the movable part 122 is more convenient. In the embodiment, the first fastener 13 is a fastening bolt.

[0040] In some other embodiments, the fixed part 121 is provided with a first through hole, and the movable part 122 is provided with a plurality of second through holes arranged at intervals along the extension direction of the height of the movable part 122. Alternatively, the fixed part 121 is provided with a plurality of first through holes arranged at intervals along the extension direction of the height of the fixed part 121, and the movable part 122 is provided with a plurality of second through holes arranged at intervals along the extension direction of the height of the movable part 122. The number of corresponding first fasteners 13 can be multiple, and multiple first fasteners 13 are used for fixation, so that the connection between the fixed part 121 and the movable part 122 is more firm. The specific number of the first through holes and the second through holes is not limited here.

[0041] Optionally, the horizontal rod 11 comprises a first adjusting part 111 and two second adjusting parts 112, the first adjusting part 111 is arranged between the two second adjusting parts 112 and is connected to the two second adjusting parts 112 in an extendable manner, the fixed part 121 is arranged at one end of the second adjusting part 112 away from the first adjusting part 111, a plurality of third through holes are arranged on the first adjusting part 111, and a plurality of fourth through holes are arranged on the second adjusting part 112, the distance between the first adjusting part 111 and the two second adjusting parts 112 is adjusted according to the width of the structural beam, and then the third fastener is sequentially arranged in the third through hole and the fourth through hole, thereby fixing the first adjusting part 111 and the two second adjusting parts 112. The two first adjusting parts 111 and the second adjusting parts 112 are arranged in an extendable manner, so that the length of the horizontal rod 11 can be adjusted, thereby making the positioning assembly 1 suitable for structural beams of different widths.

[0042] In order to facilitate the storage of the positioning assembly 1, Figure 2 and Figure 3As shown, one end of the fixed part 121 is rotationally arranged on the horizontal rod 11, and the positioning assembly 1 has a first state and a second state. In the first state, at least part of the movable part 122 is retracted into the fixed part 121, and the two fixed parts 121 are folded and arranged above the horizontal rod 11. In the second state, at least part of the movable part 122 extends out of the fixed part 121, and the fixed parts 121 are arranged on the horizontal rod 11 in a spaced manner. Specifically, after the template is disassembled, the movable part 122 is pushed to retract into the fixed part 121, and then the fixed part 121 is rotated towards the horizontal rod 11, so that the two fixed parts 121 are folded above the horizontal rod 11, and the storage of the positioning assembly 1 is completed. When in use, the two fixed parts 121 are rotated away from the horizontal rod 11, the two fixed parts 121 are unfolded, and a space is formed around the horizontal rod 11 for positioning the template. The first state and the second state can reduce the occupied space and facilitate the storage of the positioning assembly 1.

[0043] In this embodiment, the positioning assembly 1 further comprises a hinge, which rotationally connects the fixed part 121 and the horizontal rod 11, facilitating the switching of the positioning assembly 1 between the first state and the second state. The hinge is a prior art and will not be described here.

[0044] Further, the positioning assembly 1 further comprises a first elastic member 14, and the two ends of the first elastic member 14 are in elastic abutment with the vertical rod 12 and the horizontal rod 11, respectively. In this embodiment, the two ends of the first elastic member 14 are in elastic abutment with the fixed part 121 and the second adjusting part 112, respectively. When the positioning assembly 1 is in the second state, the first elastic member 14 can exert a pulling force on the fixed part 121 and the second adjusting part 112, respectively, so as to preliminarily position and support the template. In this embodiment, the first elastic member 14 is a spring.

[0045] Further, as shown in FIG. 1, the positioning assembly 1 further comprises a second elastic member 15, and the two ends of the second elastic member 15 are in elastic abutment with the fixed part 121 and the second adjusting part 112, respectively. Figure 4 and Figure 5As shown, the support assembly 21 comprises a second fastener 212 and two support pieces 211, one end of the two support pieces 211 is hinged, and the support assembly 21 has a supporting state and a storage state, the supporting state is that the support pieces 211 respectively abut against the outer wall of the vertical rod 12 and the bottom wall of the horizontal rod 11, and the second fastener 212 fixedly connects the two support pieces 211, and the storage state is that at least one end of the two support pieces 211 abut against each other. Specifically, after the two support pieces 211 are hinged, a containing space is formed in the middle of the two support pieces 211 for placing the positioning assembly 1. When the support assembly 21 is used for supporting, the two support pieces 211 are rotated in the direction away from each other around the hinge shaft, and then the support pieces 211 are unfolded, the two support pieces 211 are placed outside the positioning assembly 1, the two support pieces 211 abut against the outer wall of the vertical rod 12 and the bottom wall of the horizontal rod 11 respectively, and the second fastener 212 is used to fix the two support pieces 211 relatively, so as to support the positioning assembly 1, at this time, the support assembly 21 is in the supporting state. After use, the second fastener 212 is disassembled, the two support pieces 211 are rotated in the direction close to each other around the hinge shaft, and at least one end of the two support pieces 211 abut against each other, and the storage of the support assembly 21 is completed.

[0046] In the embodiment, the two support pieces 211 are both square steel pipes, which have good mechanical properties, strong bearing capacity and good corrosion resistance.

[0047] Further, the support piece 211 comprises a first support part 2111, a second support part 2112 and a connecting part 2113, one end of the second support part 2112 is connected to the first support part 2111, the other end of the second support part 2112 is connected to the connecting part 2113, when the support assembly 21 is in the supporting state, the first support part 2111 abuts against the outer wall of the vertical rod 12, the second support part 2112 abuts against the bottom wall of the horizontal rod 11, the second fastener 212 is connected to the connecting part 2113, and the suction member 22 is arranged on the top of the first support part 2111, when the support assembly 21 is in the storage state, the two connecting parts 2113 abut against each other away from the first support part 2111. In the embodiment, one end of the second support part 2112 is fixedly arranged on the first support part 2111 and is arranged perpendicularly to the first support part 2111, the first support part 2111 positions the positioning assembly 1 in the horizontal direction, the second support part 2112 supports the positioning assembly 1 in the vertical direction, and the connecting part 2113 connects the two support pieces 211, so as to realize the positioning of the formwork in the horizontal and vertical directions.

[0048] Optionally, the second fastener 212 is a screw rod, the connecting portion 2113 is provided with a connecting hole, the screw rod is sequentially arranged in the two connecting holes, and two nuts are used for fixing. The opposite sides of the two connecting portions 2113 are respectively provided with a nut, the nut is screwed with the screw rod, and the relative fixing of the two supporting members 211 is facilitated. Alternatively, four nuts are used for fixing, and the two sides of the connecting portion 2113 are provided with a nut. The number of nuts is not limited here.

[0049] Further, the supporting assembly 21 further comprises a second elastic member 213, and the two ends of the second elastic member 213 are respectively elastically abutted with the two connecting portions 2113 of the two supporting members 211. The second elastic member 213 can respectively exert a pulling force on the two connecting portions 2113, further avoiding the relative movement of the two supporting members 211, and improving the supporting effect of the supporting assembly 21. In the embodiment, the second elastic member 213 is a spring.

[0050] Further, the supporting structure further comprises an adjusting member 23, one end of the adjusting member 23 is slidingly arranged on the supporting assembly 21, and the other end is connected to the suction accessory 22. By adjusting the position of the adjusting member 23 relative to the supporting assembly 21, the height of the suction accessory 22 is adjusted, so that the suction accessory 22 is adsorbed on the structure beam. In the embodiment, the adjusting member 23 is a screw rod, and one end of the screw rod is slidingly arranged on the first supporting portion 2111.

[0051] Further, the supporting device further comprises a buffer member 3, and the buffer member 3 is arranged between the vertical rod 12 and the supporting assembly 21. In the embodiment, the buffer member 3 is a rubber pad, and the two sides of the rubber pad are respectively abutted with the vertical rod 12 and the supporting member 211, so as to increase the friction between the vertical rod 12 and the supporting member 211, further improve the supporting effect of the supporting device in the vertical direction, and also avoid direct contact between the vertical rod 12 and the supporting member 211 to cause scratches.

[0052] The installation method of the supporting device will be described in detail below: first, the two vertical rods 12 are unfolded, the size of the vertical rod 12 and the cross rod 11 is adjusted according to the size of the structure beam, the cross rod 11 and the two vertical rods 12 are respectively attached to the outer side of the template, and the template is preliminarily positioned; the two supporting members 211 are unfolded and placed on the outer side of the positioning assembly 1, and the rubber pad is clamped between the supporting member 211 and the vertical rod 12, and the second fastener 212 is used to relatively fix the two supporting members 211; then the suction accessory 22 is installed on the top of the supporting member 211, the length of the screw rod is adjusted according to the height of the structure beam, so that the suction accessory 22 is adsorbed on the structure beam, and the horizontal and vertical support of the template is completed. It should be noted that according to the length of the structure beam, a plurality of supporting devices are arranged, the plurality of supporting devices are arranged at intervals less than or equal to 1m along the horizontal extension direction of the structure beam during the reinforcement of the structure beam, the suction force between the suction accessory 22 and the structure beam needs to be checked manually at any time during the construction process, and if there is a loss, it needs to be repaired in time until the concrete is poured.

[0053] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. Support device, characterized in that The utility model relates to a positioning assembly (1) and a support structure, and belongs to the technical field of positioning assembly and support structure. The positioning assembly (1) comprises a horizontal rod (11) and two vertical rods (12), and the two vertical rods (12) are arranged on the horizontal rod (11) in a horizontal direction. The support structure comprises a support assembly (21) and a suction accessory (22), the support assembly (21) is in abutment with the outer walls of the two vertical rods (12) and the bottom wall of the horizontal rod (11) respectively, so that the support assembly (21) supports the positioning assembly (1), and one end of the suction accessory (22) is arranged on the support assembly (21) and the other end is used for adsorbing a workpiece.

2. The support device of claim 1, wherein The vertical rod (12) comprises a fixed part (121) and a movable part (122), one end of the fixed part (121) is arranged on the horizontal rod (11), and the movable part (122) is arranged at the other end of the fixed part (121) in an extendible manner.

3. The support device of claim 2, wherein, A plurality of first through holes are arranged on the fixed part (121), the first through holes are arranged in a spaced manner along the extension direction of the fixed part (121), the movable part (122) is provided with a second through hole, when the movable part (122) is inserted into the fixed part (121), the first through hole can be selectively opposite to the second through hole, and a first fastener (13) is arranged in the first through hole and the second through hole.

4. The support apparatus of claim 2, wherein One end of the fixed part (121) is rotatably arranged on the horizontal rod (11), the positioning assembly (1) has a first state and a second state, in the first state, at least part of the movable part (122) is retracted into the fixed part (121), and the two fixed parts (121) are arranged above the horizontal rod (11) in a folded manner, in the second state, at least part of the movable part (122) is arranged outside the fixed part (121), and the two fixed parts (121) are arranged on the horizontal rod (11) in a spaced manner.

5. The support device of claim 1, wherein, The positioning assembly (1) further comprises a first elastic member (14), and two ends of the first elastic member (14) are in elastic abutment with the vertical rod (12) and the horizontal rod (11) respectively.

6. The support device of claim 1, wherein, The support assembly (21) comprises a second fastener (212) and two support members (211), the two support members (211) are hingedly connected, the support assembly (21) has a supporting state and a storage state, in the supporting state, the support members (211) are in abutment with the outer walls of the vertical rods (12) and the bottom wall of the horizontal rod (11) respectively, the second fastener (212) fixedly connects the two support members (211), and in the storage state, at least one end of the two support members (211) is in abutment with each other.

7. The support apparatus of claim 6, wherein The support piece (211) comprises a first support part (2111), a second support part (2112) and a connecting part (2113), one end of the second support part (2112) is connected to the first support part (2111), the other end of the second support part (2112) is connected to the connecting part (2113), when the support assembly (21) is in the supporting state, the first support part (2111) abuts against the outer wall of the vertical rod (12), the second support part (2112) abuts against the bottom wall of the horizontal rod (11), the second fastener (212) is connected to the connecting part (2113), the suction accessory (22) is arranged on the top of the first support part (2111), when the support assembly (21) is in the storage state, two connecting parts (2113) far away from one end of the second support part (2112) abut against each other.

8. The support device of claim 7, wherein, The support assembly (21) further comprises a second elastic piece (213), two ends of the second elastic piece (213) are elastically abutted against two connecting parts (2113) on two support pieces (211) respectively.

9. Support device according to any of claims 1-8, characterized in that The support structure further comprises an adjusting piece (23), one end of the adjusting piece (23) is slidingly arranged on the support assembly (21), and the other end is connected to the suction accessory (22).

10. The support device according to any one of claims 1-8, characterized in that The support device further comprises a buffer piece (3), which is arranged between the vertical rod (12) and the support assembly (21).

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