Base framework applied to movable guardrail framework

Abstract

The base framework applied to the movable guardrail framework comprises a base framework supporting seat and a supporting seat rod set, and the base framework supporting seat is provided with a first base framework supporting seat and a second base framework supporting seat which are oppositely arranged; the supporting seat rod group is provided with a first supporting seat rod group and a second supporting seat rod group, and the first supporting seat rod group and the second supporting seat rod group are connected to the base framework supporting seat to define a base framework mounting cavity; the first supporting seat rod set, the second supporting seat rod set, the first base framework supporting seat and the second base framework supporting seat form movable guardrail framework side installation openings in the two sides of the base framework, and a first movable guardrail framework installation opening is formed in the upper side of the base framework. The movable guardrail framework extends into the base framework mounting cavity through the movable guardrail framework side mounting opening and the first movable guardrail framework mounting opening and is connected with the supporting seat rod set so as to support the movable guardrail framework. According to the structural design adopted by the scheme, the effects of improving the production convenience of the movable guardrail and reducing the transfer cost are achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mobile guardrail, especially is applied to the base skeleton of mobile guardrail skeleton. BACKGROUND

[0002] With the rectification and expansion of more and more national highways, the demand for mobile guardrails is increasing, on the one hand, the traditional construction area isolation, mobile steel guardrail needs to damage the road for anchoring, and the damaged road needs to be repaired, and the anchoring is not in place, which is easy to cause serious safety hazards and cause the management risk of the operating unit, on the other hand, the traditional cement pier is heavy and not conducive to production and transportation, resulting in high production and use cost, low operation efficiency, and further affecting the efficiency of construction, therefore, the utility model provides a new solution for the above technical problems. UTILITY MODEL CONTENT

[0003] The utility model discloses a base skeleton applied to mobile guardrail skeleton, which adopts a modular structure design of the base skeleton, and has the effects of improving the convenience of mobile guardrail production, reducing the transportation cost, and improving the production and construction efficiency.

[0004] Therefore, the utility model provides a base skeleton applied to mobile guardrail skeleton, which comprises:

[0005] The base skeleton support seat is provided with a first base skeleton support seat and a second base skeleton support seat, and the first base skeleton support seat and the second base skeleton support seat are oppositely arranged. The support seat rod group is provided with a first support seat rod group and a second support seat rod group, and the first support seat rod group and the second support seat rod group are connected to the first base skeleton support seat and the second base skeleton support seat to form a base skeleton mounting cavity, and the first support seat rod group and the second support seat rod group form a mobile guardrail skeleton side mounting port on both sides of the base skeleton and a first mobile guardrail skeleton mounting port on the upper side of the base skeleton. The mobile guardrail skeleton extends into the base skeleton mounting cavity through the mobile guardrail skeleton side mounting port and the first mobile guardrail skeleton mounting port, and is connected to the first support seat rod group and the second support seat rod group respectively to support the mobile guardrail skeleton.

[0006] The base skeleton applied to the mobile guardrail skeleton has the first base skeleton support seat provided with a first base skeleton support seat body and a first base skeleton limiting piece, and the first base skeleton limiting piece is connected to the first base skeleton support seat body.

[0007] The second base frame support seat is provided with a second base frame support seat body and a second base frame limiting piece.

[0008] The base frame applied to the mobile guardrail frame is as described above, the first base frame support seat body is provided with a first support seat upper shell and a first support seat bottom plate, the first support seat upper shell is connected to the first support seat bottom plate and surrounds a first support seat connecting cavity, the first base frame limiting piece is connected to the first support seat bottom plate and extends into the first support seat connecting cavity, and the first support seat rod group and the second support seat rod group are respectively connected in the first support seat connecting cavity.

[0009] The second base frame support seat body is provided with a second support seat upper shell and a second support seat bottom plate, the second support seat upper shell is connected to the second support seat bottom plate and surrounds a second support seat connecting cavity, the second base frame limiting piece is connected to the second support seat bottom plate and extends into the second support seat connecting cavity, and the first support seat rod group and the second support seat rod group are respectively connected in the second support seat connecting cavity.

[0010] The base frame applied to the mobile guardrail frame is as described above, the first support seat upper shell and the second support seat upper shell are designed to be inclined.

[0011] The base frame applied to the mobile guardrail frame is as described above, the first base frame limiting piece is provided with a first base frame limiting connecting part and a first base frame limiting fastening part, the first base frame limiting connecting part is connected to the first support seat bottom plate and limits the first base frame support seat through the first base frame limiting fastening part.

[0012] The second base frame limiting piece is provided with a second base frame limiting connecting part and a second base frame limiting fastening part, the second base frame limiting connecting part is connected to the second support seat bottom plate and limits the second base frame support seat through the second base frame limiting fastening part.

[0013] The base frame applied to the mobile guardrail frame is as described above, the second support seat rod group is respectively connected to the first support seat bottom plate and the second support seat bottom plate, and the first support seat rod group is respectively connected to the first support seat upper shell and the second support seat upper shell relative to the second support seat rod group.

[0014] The base frame applied to the movable guardrail frame as described above, the first support seat rod group is provided with a first support seat bent rod and a second support seat bent rod, the first support seat bent rod and the second support seat bent rod are oppositely connected to the first support seat upper shell and the second support seat upper shell to form a first movable guardrail frame mounting port, and the movable guardrail frame is connected by being inserted into the base frame mounting cavity from the first movable guardrail frame mounting port.

[0015] The base frame applied to the movable guardrail frame as described above, the first support seat bent rod is provided with a first bent rod straight portion and a first bent rod bent portion, the first bent rod bent portion is symmetrically arranged at both ends of the first bent rod straight portion and is connected with the first support seat upper shell and the second support seat upper shell respectively.

[0016] The second support seat bent rod is provided with a second bent rod straight portion and a second bent rod bent portion, and the second bent rod bent portion is symmetrically arranged at both ends of the second bent rod straight portion and is connected with the first support seat upper shell and the second support seat upper shell respectively.

[0017] The base frame applied to the movable guardrail frame as described above, the second support seat rod group is provided with a plurality of support seat straight rods, and the plurality of support seat straight rods are connected to the first support seat bottom plate and the second support seat bottom plate for connecting the movable guardrail frame.

[0018] The base frame applied to the movable guardrail frame as described above, the support seat straight rods are equidistantly arranged on both sides of the first base frame limiting piece and the second base frame limiting piece respectively.

[0019] The embodiment of the present application has the following beneficial effects:

[0020] 1. The present application adopts a modular structure design of the base frame, the first support seat rod group and the second support seat rod group are connected to the oppositely arranged first base frame support seat and the second base frame support seat and are arranged to form a base frame mounting cavity, the movable guardrail frame is inserted into the base frame mounting cavity from the movable guardrail frame side mounting port on both sides of the base frame and the first movable guardrail frame mounting port on the upper side, and is connected with the first support seat rod group and the second support seat rod group respectively, thereby ensuring the stability after connection; the base frame is produced in a modular manner and is then connected to the movable guardrail frame, thereby effectively solving the problem that the overall production of the movable guardrail frame is heavy and large in size and is not conducive to transportation, and achieving the effects of improving the convenience of movable guardrail production, reducing the transportation cost, and improving the production and construction efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort based on these drawings.

[0022] Figure 1 Structure schematic diagram of the embodiment of the present application;

[0023] Figure 2 Structure schematic diagram of the embodiment of the present application; Figure 1 Structure schematic diagram of the embodiment of the present application;

[0024] Figure 3 Structure schematic diagram of the embodiment of the present application; Figure 2 Structure schematic diagram of the embodiment of the present application;

[0025] Figure 4 Structure schematic diagram of the embodiment of the present application; Figure 3 Structure schematic diagram of the embodiment of the present application;

[0026] Figure 5 Structure schematic diagram of the embodiment of the present application; Figure 4 Enlarged view of A part of the embodiment of the present application;

[0027] Figure 6 Enlarged view of B part of the embodiment of the present application. Figure 4

[0028] In the figure: 11-first base skeleton support seat, 1111-first support seat upper shell, 1112-first support seat bottom plate, 1113-first support seat connecting cavity, 112-first base skeleton limiting piece, 1121-first base skeleton limiting connecting part, 1122-first base skeleton limiting fastening part, 12-second base skeleton support seat, 1211-second support seat upper shell, 1212-second support seat bottom plate, 1213-second support seat connecting cavity, 122-second base skeleton limiting piece, 1221-second base skeleton limiting connecting part, 1222-second base skeleton limiting fastening part, 13-base skeleton installation cavity; 211-first support seat bending rod, 2111-first bending rod straight part, 2112-first bending rod bending part, 212-second support seat bending rod, 2121-second bending rod straight part, 2122-second bending rod bending part, 221-support seat straight rod. DETAILED DESCRIPTION

[0029] ​With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0030] As shown in Figures 1 to 6 The utility model embodiment provides base skeleton applied to mobile guardrail skeleton, including:

[0031] The base skeleton support seat is equipped with first base skeleton support seat 11, second base skeleton support seat 12, first base skeleton support seat 11 and second base skeleton support seat 12 are oppositely arranged, support seat pole group is equipped with first support seat pole group, second support seat pole group, first support seat pole group and second support seat pole group are connected on first base skeleton support seat 11 and second base skeleton support seat 12 and are surrounded to form base skeleton installation cavity 13, and first support seat pole group and second support seat pole group form mobile guardrail skeleton side installation port on both sides of base skeleton with first base skeleton support seat 11 and second base skeleton support seat 12 and form first mobile guardrail skeleton installation port on base skeleton upside, mobile guardrail skeleton passes through mobile guardrail skeleton side installation port and first mobile guardrail skeleton installation port and stretches into base skeleton installation cavity 13, and is connected with first support seat pole group and second support seat pole group respectively to support mobile guardrail skeleton.

[0032] Specifically, the first base skeleton support seat 11 is provided with a first base skeleton support seat body and a first base skeleton limiting piece 112, the first base skeleton limiting piece 112 is connected to the first base skeleton support seat body;

[0033] The second base skeleton support seat 12 is provided with a second base skeleton support seat body and a second base skeleton limiting piece 122 connected to the second base skeleton support seat body, so that the movable guardrail can be connected to the road surface without damaging the road surface for anchoring when installed on the road surface, and is positioned by the first base skeleton limiting piece 112 and the second base skeleton limiting piece 122, thereby realizing the fastening of the movable guardrail on the road surface, and improving the installation convenience of the movable guardrail; the first base skeleton limiting piece 112 and the second base skeleton limiting piece 122 in the embodiment of the utility model are preferably applied to asphalt pavement installation, so as to improve the support stability of the movable guardrail by the first base skeleton limiting piece 112 and the second base skeleton limiting piece 122; the first base skeleton support seat body and the second base skeleton support seat body are made of high-strength materials, so as to improve the stability and durability of the overall structure.

[0034] Further, the first base skeleton support seat body is provided with a first support seat upper shell 1111 and a first support seat bottom plate 1112, the first support seat upper shell 1111 is fixedly connected to the first support seat bottom plate 1112 by welding and surrounds a first support seat connecting cavity 1113; the first base skeleton limiting piece 112 is connected to the first support seat bottom plate 1112 and extends into the first support seat connecting cavity 1113, and the first support seat rod group and the second support seat rod group are respectively connected in the first support seat connecting cavity 1113, so that after the base skeleton is connected with the movable guardrail skeleton, cement slurry can be injected into the base skeleton installation cavity 13 and the first support seat connecting cavity 1113, the stability of the connection between the base skeleton and the movable guardrail skeleton is enhanced, and the impact resistance of the base skeleton is enhanced by the first support seat upper shell 1111, so as to prolong the service life of the movable guardrail.

[0035] The second base skeleton support seat body is provided with a second support seat upper shell 1211 and a second support seat bottom plate 1212, the second support seat upper shell 1211 is fixedly connected to the second support seat bottom plate 1212 by welding and surrounds a second support seat connecting cavity 1213, the second base skeleton limiting piece 122 is connected to the second support seat bottom plate 1212 and extends into the second support seat connecting cavity 1213, and the first support seat rod group and the second support seat rod group are respectively connected in the second support seat connecting cavity 1213, so that after the base skeleton is connected with the movable guardrail skeleton, cement slurry can be injected into the base skeleton installation cavity 13 and the second support seat connecting cavity 1213, the stability of the connection between the base skeleton and the movable guardrail skeleton is enhanced, and the impact resistance of the base skeleton is enhanced by the second support seat upper shell 1211, so as to prolong the service life of the movable guardrail.

[0036] Further, the first support seat upper shell 1111 and the second support seat upper shell 1211 are designed to be inclined, and the inclination angle ranges from 15° to 30°, so as to adapt to the use habits and needs of different users; the first support seat upper shell 1111 is provided with a first support seat trapezoidal plate, a first support seat triangular plate one and a first support seat triangular plate two, in the embodiment of the utility model, the first support seat trapezoidal plate is preferably designed to be an isosceles trapezoidal plate, and the first support seat trapezoidal plate is welded to the first support seat bottom plate 1112; the first support seat triangular plate one and the first support seat triangular plate two can be symmetrically welded to the two sides of the first support seat trapezoidal plate and welded to the first support seat bottom plate 1112, and under the premise of ensuring the stability of the first support seat upper shell 1111, different inclination angles of the first support seat upper shell 1111 can be formed by welding the first support seat trapezoidal plate, the first support seat triangular plate one and the first support seat triangular plate two of different shapes, so as to enhance the applicability of the base framework.

[0037] The second support seat upper shell 1211 is provided with a second support seat trapezoidal plate, a second support seat triangular plate one and a second support seat triangular plate two, in the embodiment of the utility model, the second support seat trapezoidal plate is preferably designed to be an isosceles trapezoidal plate, and the first support seat triangular plate one and the first support seat triangular plate two can be symmetrically welded to the two sides of the second support seat trapezoidal plate, and under the premise of ensuring the stability of the second support seat upper shell 1211, different inclination angles of the second support seat upper shell 1211 can be formed by welding the second support seat trapezoidal plate, the second support seat triangular plate one and the second support seat triangular plate two of different shapes, so as to enhance the applicability of the base framework.

[0038] The inclined design optimizes the gravity distribution of the first base framework support seat 11 and the second base framework support seat 12, so that they can better maintain stability when subjected to external force, thereby reducing the risk of the base framework toppling over.

[0039] Further, the first support seat bottom plate 1112 is provided with a first base skeleton limiting piece mounting hole, and the second support seat bottom plate 1212 is provided with a second base skeleton limiting piece mounting hole; the first base skeleton limiting piece 112 is provided with a first base skeleton limiting connecting part 1121 and a first base skeleton limiting fastening part 1122, which are integrally formed to ensure the stability after connection; the first base skeleton limiting fastening part 1122 is designed in a conical shape to facilitate better fastening on the ground and enhance the stability of the overall structure; the first base skeleton limiting connecting part 1121 is provided with a first positioning mark, and the first base skeleton limiting connecting part 1121 is welded in the first base skeleton limiting piece mounting hole on the first support seat bottom plate 1112 through the first positioning mark and limits the first base skeleton support seat 11 through the first base skeleton limiting fastening part 1122, so as to avoid deviation caused by impact after installation on the road surface and enhance the protection of the overall structure.

[0040] The second base skeleton limiting piece 122 is provided with a second base skeleton limiting connecting part 1221 and a second base skeleton limiting fastening part 1222, which are integrally formed to ensure the stability after connection; the second base skeleton limiting connecting part 1221 is designed in a conical shape to facilitate better fastening on the ground and enhance the stability of the overall structure; the second base skeleton limiting connecting part 1221 is provided with a second positioning mark, and the second base skeleton limiting connecting part 1221 is welded in the second base skeleton limiting piece mounting hole on the second support seat bottom plate 1212 through the second positioning mark and limits the second base skeleton support seat 12 through the second base skeleton limiting fastening part 1222, so as to avoid deviation caused by impact after installation on the road surface and enhance the protection of the overall structure.

[0041] Further, the second support seat rod group is respectively welded on the first support seat bottom plate 1112 and the second support seat bottom plate 1212, so that the base skeleton can provide a stable supporting force after the movable guardrail skeleton is connected with the base skeleton; the first support seat rod group and the second support seat rod group are respectively welded on the first support seat upper shell 1111 and the second support seat upper shell 1211 relative to the second support seat rod group, so that a stable supporting force can be provided after the movable guardrail skeleton is connected with the base skeleton, and deformation of the base skeleton is avoided, which affects the stability of the overall structure; the first support seat rod group and the second support seat rod group are made of lightweight alloy material, which reduces the weight of the overall structure while maintaining sufficient strength and durability of the first support seat rod group and the second support seat rod group, facilitating transportation and installation of the overall structure.

[0042] Further, the first support seat pole set is provided with a first support seat bent pole 211 and a second support seat bent pole 212, which are oppositely connected to the first support seat upper shell 1111 and the second support seat upper shell 1211 to form a first movable guardrail framework mounting port, so that the movable guardrail framework extends into the base framework mounting cavity 13 from the first movable guardrail framework mounting port and is connected to the first support seat bent pole 211 and the second support seat bent pole 212, respectively; one end of the first support seat bent pole 211 is welded to the first support seat upper shell 1111, and the other end is welded to the second support seat upper shell 1211; one end of the second support seat bent pole 212 is welded to the first support seat upper shell 1111, and the other end is welded to the second support seat upper shell 1211, so that the movable guardrail framework is welded to the first support seat bent pole 211 and the second support seat bent pole 212 for fastening, so as to improve the stability of the overall structure connection.

[0043] Further, the first support seat bent pole 211 is provided with a first bent pole straight portion 2111 and a first bent pole bent portion 2112, the first bent pole bent portion 2112 is symmetrically arranged at both ends of the first bent pole straight portion 2111 and is welded to the first support seat upper shell 1111 and the second support seat upper shell 1211, respectively; the design of the first bent pole bent portion 2112 increases the contact area of the first bent pole bent portion 2112 and the first support seat upper shell 1111 and the second support seat upper shell 1211, so that the first support seat bent pole 211 is more fastened after welding, so as to enhance the stability of the overall structure; the first support seat upper shell 1111 and the second support seat upper shell 1211 are both provided with a first support seat upper shell bent pole positioning mark one and a second support seat upper shell bent pole positioning mark one, so as to facilitate the first support seat bent pole 211 to be quickly welded through the first support seat upper shell bent pole positioning mark one and the second support seat upper shell bent pole positioning mark one, and improve the welding efficiency;

[0044] The second support seat bending rod 212 is provided with a second bending rod straight portion 2121 and a second bending rod bent portion 2122, the second bending rod bent portion 2122 is symmetrically arranged at both ends of the second bending rod straight portion 2121 and is welded with the first support seat upper shell 1111 and the second support seat upper shell 1211 respectively, the design of the second bending rod bent portion 2122 increases the contact area of the second bending rod bent portion 2122 with the first support seat upper shell 1111 and the second support seat upper shell 1211, so that the second support seat bending rod 212 is more fastened after welding, and the stability of the overall structure is enhanced, the first support seat upper shell 1111 and the second support seat upper shell 1211 are both provided with a first support seat upper shell bending rod positioning mark two and a second support seat upper shell bending rod positioning mark two, so that the second support seat bending rod 212 is quickly welded through the first support seat upper shell bending rod positioning mark two and the second support seat upper shell bending rod positioning mark two, and the welding efficiency is improved, and the stability of the base framework after welding is improved, and quick transfer is facilitated.

[0045] Further, the second support seat rod group is provided with a plurality of support seat straight rods 221, the plurality of support seat straight rods 221 are welded on the first support seat bottom plate 1112 and the second support seat bottom plate 1212, and the support seat straight rods 221 form two side mobile guardrail framework side mounting ports with the first support seat bending rod 211 and the second support seat bending rod 212 respectively; the mobile guardrail framework extends into the base framework mounting cavity 13 from the mobile guardrail framework side mounting port and is welded on the plurality of support seat straight rods 221, so that the base framework can provide a stable and uniform supporting force for the mobile guardrail framework, and the stability and reliability of the mobile guardrail during use after pouring and forming are ensured.

[0046] Further, in the embodiment of the utility model, the support seat straight rod 221 is preferably four, the first base framework limiting piece 112 is preferably two, and the second base framework limiting piece 122 is preferably two; two support seat straight rods 221 are welded on the two sides of the first base framework limiting piece 112 at equal distances respectively, and two support seat straight rods 221 are welded on the two sides of the second base framework limiting piece 122 at equal distances respectively, so that the base framework after welding and forming is uniformly stressed, can provide more stable supporting force, simultaneously ensures that deformation does not occur in the transfer process, and improves the stability of the overall structure.

[0047] It should be understood that the terms "first", "second" and the like in the present application are used to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present application, the "first" information can also be referred to as "second" information, and similarly, the "second" information can also be referred to as "first" information. In addition, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0048] The above is the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications are also considered within the scope of protection of the present application.

Claims

1. A base frame for a mobile guardrail frame, characterized by, Comprising: The base frame support seat is provided with a first base frame support seat (11), a second base frame support seat (12), and the first base frame support seat (11) and the second base frame support seat (12) are oppositely arranged; The support seat rod group is provided with a first support seat rod group and a second support seat rod group, which are connected on the first base frame support seat (11) and the second base frame support seat (12) to form a base frame mounting cavity (13), and the first support seat rod group and the second support seat rod group form a moving guardrail frame side mounting port on both sides of the base frame and a first moving guardrail frame mounting port on the upper side of the base frame; The moving guardrail frame is inserted into the base frame mounting cavity (13) through the moving guardrail frame side mounting port and the first moving guardrail frame mounting port, and is connected with the first support seat rod group and the second support seat rod group respectively to support the moving guardrail frame.

2. The base frame applied to a mobile guardrail frame according to claim 1, characterized by, The first base frame support seat (11) is provided with a first base frame support seat body and a first base frame limiting piece (112), and the first base frame limiting piece (112) is connected to the first base frame support seat body; The second base frame support seat (12) is provided with a second base frame support seat body and a second base frame limiting piece (122), and the second base frame limiting piece (122) is connected to the second base frame support seat body.

3. The base frame applied to a mobile guardrail frame according to claim 2, characterized by, The first base frame support seat body is provided with a first support seat upper shell (1111) and a first support seat bottom plate (1112), the first support seat upper shell (1111) is connected to the first support seat bottom plate (1112) and surrounds to form a first support seat connecting cavity (1113); The first base frame limiting piece (112) is connected to the first support seat bottom plate (1112) and extends into the first support seat connecting cavity (1113), and the first support seat rod group and the second support seat rod group are connected in the first support seat connecting cavity (1113) respectively; The second base frame support seat body is provided with a second support seat upper shell (1211) and a second support seat bottom plate (1212), the second support seat upper shell (1211) is connected to the second support seat bottom plate (1212) and surrounds to form a second support seat connecting cavity (1213), the second base frame limiting piece (122) is connected to the second support seat bottom plate (1212) and extends into the second support seat connecting cavity (1213), and the first support seat rod group and the second support seat rod group are connected in the second support seat connecting cavity (1213) respectively.

4. The base frame applied to a mobile guardrail frame according to claim 3, characterized by, The first support seat upper shell (1111) and the second support seat upper shell (1211) are designed to be inclined.

5. The base frame applied to a mobile guardrail frame according to claim 3, characterized by, The first base skeleton limiting piece (112) is provided with a first base skeleton limiting connecting part (1121) and a first base skeleton limiting fastening part (1122), the first base skeleton limiting connecting part (1121) is connected to the first support seat bottom plate (1112) and limits the first base skeleton support seat (11) through the first base skeleton limiting fastening part (1122); The second base skeleton limiting piece (122) is provided with a second base skeleton limiting connecting part (1221) and a second base skeleton limiting fastening part (1222), the second base skeleton limiting connecting part (1221) is connected to the second support seat bottom plate (1212) and limits the second base skeleton support seat (12) through the second base skeleton limiting fastening part (1222).

6. The base frame applied to a mobile guardrail frame according to claim 3, characterized by, The second support seat rod group is connected to the first support seat bottom plate (1112) and the second support seat bottom plate (1212) respectively, and the first support seat rod group is connected to the first support seat upper shell (1111) and the second support seat upper shell (1211) respectively relative to the second support seat rod group.

7. The base frame for a mobile guardrail frame according to claim 6, wherein The first support seat rod group is provided with a first support seat bending rod (211) and a second support seat bending rod (212), the first support seat bending rod (211) and the second support seat bending rod (212) are connected to the first support seat upper shell (1111) and the second support seat upper shell (1211) respectively relative to form a first movable guardrail skeleton mounting port, and the movable guardrail skeleton is connected by being inserted into the base skeleton mounting cavity (13) from the first movable guardrail skeleton mounting port.

8. The base frame for a mobile guardrail skeleton according to claim 7, characterized by The first support seat bending rod (211) is provided with a first bending rod straight part (2111) and a first bending rod bending part (2112), the first bending rod bending part (2112) is symmetrically arranged at both ends of the first bending rod straight part (2111) and is connected to the first support seat upper shell (1111) and the second support seat upper shell (1211) respectively; The second support seat bending rod (212) is provided with a second bending rod straight part (2121) and a second bending rod bending part (2122), the second bending rod bending part (2122) is symmetrically arranged at both ends of the second bending rod straight part (2121) and is connected to the first support seat upper shell (1111) and the second support seat upper shell (1211) respectively.

9. The base frame applied to a mobile guardrail frame according to claim 7, characterized by, The second support seat rod group is provided with a plurality of support seat straight rods (221), a plurality of the support seat straight rods (221) are connected to the first support seat bottom plate (1112) and the second support seat bottom plate (1212), and the support seat straight rods (221) form movable guardrail skeleton side mounting ports on both sides respectively with the first support seat bending rod (211) and the second support seat bending rod (212), so that the movable guardrail skeleton is connected by being inserted into the base skeleton mounting cavity (13) from the movable guardrail skeleton side mounting port.

10. The base frame for a mobile guardrail skeleton according to claim 9, characterized in that, The support seat straight rods (221) are equidistantly arranged on both sides of the first base skeleton limiting piece (112) and the second base skeleton limiting piece (122) respectively.

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