Height-adjustable stainless steel protective barrier

Abstract

The utility model belongs to the technical field of protective guards, and discloses a height-adjustable stainless steel protective barrier which comprises a first supporting rod and a second supporting rod, a first movable rod is arranged in the first supporting rod, a second movable rod is arranged in the second supporting rod, and a top plate is fixedly installed on the top of the first movable rod and the top of the second movable rod. A bottom plate is fixedly installed between the first movable rod and the second movable rod, a supporting assembly is arranged in the bottom plate, splicing assemblies are arranged on the side faces of the first supporting rod and the second supporting rod and comprise connecting frames and connecting inserting blocks, the connecting frames are fixedly installed on the side face of the second supporting rod, and the connecting inserting blocks are fixedly installed on the side face of the first supporting rod. According to the protective fence, two protective fences can be combined and spliced through the splicing assembly, so that the protective fence can surround a construction site with a longer distance, and compared with the protective fence assembled through fixing bolts, the protective fence is more convenient and faster to assemble.

Description

Technical Field

[0001] The utility model relates to the technical field of guardrails, in particular to a stainless steel guardrail with adjustable height. Background Art

[0002] Guardrails refer to industrial "guardrails". Guardrails are mainly used for the protection and protection of personal safety and equipment facilities in residential, highway, commercial areas, public places and other occasions. Guardrails can be seen everywhere in our lives. Multiple guardrails are connected together to play a protective role. Nowadays, in order to improve the heat resistance and corrosion resistance of guardrails, most guardrails are made of stainless steel, especially the guardrails used in construction sites, most of which are made of stainless steel to increase the service life of the guardrails.

[0003] The utility model with announcement number CN213330363U belongs to the technical field of guardrails, and specifically relates to a height-adjustable stainless steel guardrail, including a cross bar, vertical bars symmetrically arranged at the left and right ends of the cross bar, a plurality of sleeve bars are provided with a first step hole, the lower end of the sliding bar is fixedly connected to a limited position block, the upper ends of the plurality of sliding bars extend out of the first step hole and are jointly fixedly connected to a fixing rod, a T-ring is assembled inside the T-ring groove, a screw threadedly connected to the threaded tube is assembled inside the sleeve, two second step holes are arranged on one side of the two vertical bars, a stopper is assembled inside the second step hole, a spring sleeved with a pull rod is arranged between the stopper and the inner wall of the second step hole, and the two pressure plates are provided with a plurality of clamping teeth matching the card slot. The utility model has a simple structure and a reasonable design, and the height of the guardrail can be adjusted according to actual needs, thereby increasing the practicality of the guardrail and facilitating the staff to fix the propaganda cloth or warning cloth on the guardrail.

[0004] In the process of implementing this application, it was found that the technology has the following problems: when the guardrail is actually used, multiple sets of guardrails are required to surround the construction site. Most of them are used in conjunction with other assembly components and fixing bolts. The workers need to spend a lot of time assembling them, which makes the assembly of the guardrails troublesome.

[0005] For this purpose, a height-adjustable stainless steel guardrail is proposed. Utility Model Content

[0006] The purpose of the utility model is to solve the problem of troublesome assembly of guardrails, and provide a stainless steel guardrail with adjustable height.

[0007] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0008] A height-adjustable stainless steel guardrail comprises a first support rod and a second support rod, wherein a movable rod one is arranged inside the first support rod, a movable rod two is arranged inside the second support rod, adjustment components are arranged inside the first support rod and the second support rod, top plates are fixedly installed on the tops of the movable rod one and the movable rod two, a bottom plate is fixedly installed between the movable rod one and the movable rod two, a supporting component is arranged inside the bottom plate, assembling components are arranged on the sides of the first support rod and the second support rod, the assembling components comprise a connecting frame and a connecting plug block, a connecting frame is fixedly installed on the side of the second support rod, a connecting plug block is fixedly installed on the side of the first support rod, a slot is provided on the side of the connecting frame, and the connecting plug block is adapted to the slot.

[0009] Furthermore, the adjustment assembly includes a bearing seat, a bearing seat is fixedly installed inside the support rod one, a threaded tube is rotatably connected inside the bearing seat, a threaded rod is threadedly connected inside the threaded tube, the movable rod one is arranged on the top of the threaded rod, a bevel gear one is fixedly installed on the outside of the threaded tube, a bevel gear two is meshed on the surface of the bevel gear one, and a rotating knob is fixedly installed on the side of the bevel gear two via a rotating shaft.

[0010] Furthermore, a first threaded hole is formed on the outer side of the support rod 1, and a second threaded hole is formed on the side of the movable rod 1, and the first threaded hole is matched with the second threaded hole.

[0011] Furthermore, a fixed column is fixedly installed on the upper surface of the bottom plate, a movable column is arranged inside the fixed column, and the movable column is fixedly installed on the bottom of the top plate.

[0012] Furthermore, the support assembly includes an adjusting rod, an adjusting rod and a sliding rod are fixedly installed inside the base plate, the surface of the adjusting rod is slidably connected to a lifting frame, a lifting plate is fixedly installed on the side of the lifting frame, the bottom of the lifting plate is fixedly connected to a support plate, the bottom of the support plate is fixedly installed with an anti-slip rack, and the lifting plate is slidably connected to the sliding rod.

[0013] Furthermore, a first shift plate is fixedly installed on the outer side of the lifting frame, a fixing hole is opened inside the first shift plate, and a first limiting hole and a second limiting hole are opened on the outer side of the bottom plate, and the fixing hole is adapted to the first limiting hole and the second limiting hole.

[0014] Furthermore, a spring and a second sliding rod are fixedly installed inside the connecting frame, a movable frame is fixedly installed on the side of the spring, the movable frame is slidably connected to the second sliding rod, a second shift plate is fixedly installed on the outer side of the movable frame, a clamping rod is fixedly installed on the side of the movable frame away from the spring, a clamping slot is opened on the side of the connecting block, and the clamping rod is clamped in the clamping slot.

[0015] The beneficial effects of the utility model are as follows:

[0016] 1. The utility model can assemble two guardrails by assembling components, so that the guardrail can surround a longer construction site. First, press the second dial plate downward to retract the clamping rod into the connecting frame, and then put the connecting plug of one guardrail support rod into the connecting frame of the other guardrail support rod. Release the second dial plate, and under the elastic force of the spring, the movable frame and the clamping rod can move outward, so that the clamping rod is clamped in the connecting plug, and the connecting plug can be fixed in the connecting frame, so that the two guardrails are assembled together. Compared with assembling the guardrail by fixing bolts, the assembly of the guardrail of the present application is more convenient and quick.

[0017] 2. The utility model can improve the stability of the guardrail through the support assembly. When the guardrail is placed, the paddle plate 1 is pushed downward to move the lifting frame downward together, so that the support plate moves down to contact the ground. After the height of the guardrail is adjusted, the stability of the bottom of the guardrail can be improved, so that the guardrail is not easy to tip over. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the support rod 1 and the support rod 2 of the utility model;

[0020] Figure 3 It is a schematic diagram of the cross-sectional structure of the support rod 1 of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the support assembly of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the assembly components of the utility model.

[0023] Figure numerals: 1, support rod 1; 2, support rod 2; 3, movable rod 1; 4, movable rod 2; 5, adjustment assembly; 501, bearing seat; 502, threaded pipe; 503, threaded rod; 504, bevel gear 1; 505, bevel gear 2; 506, rotating knob; 507, first threaded hole; 508, second threaded hole; 6, top plate; 7, bottom plate; 8, fixed column; 9, movable column; 10, support assembly; 1001, adjustment rod; 1002, lifting frame; 100 3. One shift plate; 1004. Fixing hole; 1005. One limit hole; 1006. Two limit holes; 1007. Lifting plate; 1008. One sliding rod; 1009. Support plate; 1010. Anti-skid rack; 11. Assembling components; 1101. Connecting frame; 1102. Connecting plug-in block; 1103. Slot; 1104. Spring; 1105. Movable frame; 1106. Two shift plates; 1107. Two sliding rods; 1108. Clamping rod; 1109. Clamping slot. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0025] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] It should be noted that similar reference numerals 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 the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0027] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] like Figures 1 to 5 As shown, a height-adjustable stainless steel guardrail includes a support rod 1 and a support rod 2, wherein a movable rod 3 is arranged inside the support rod 1, a movable rod 4 is arranged inside the support rod 2, an adjustment component 5 is arranged inside the support rod 1 and the support rod 2, a top plate 6 is fixedly installed on the top of the movable rod 1 3 and the movable rod 2 4, a bottom plate 7 is fixedly installed between the movable rod 1 3 and the movable rod 2 4, a support component 10 is arranged inside the bottom plate 7, and an assembling component 11 is arranged on the side of the support rod 1 and the support rod 2, and the assembling component 11 includes a connecting frame 1101 and a connecting plug block 1102, a connecting frame 1101 is fixedly installed on the side of the support rod 2, a connecting block 1102 is fixedly installed on the side of the support rod 1, a slot 1103 is opened on the side of the connecting frame 1101, and the connecting block 1102 is adapted to the slot 1103; specifically, the height of the movable rod 1 3 and the movable rod 2 4 can be adjusted by adjusting the component 5, and the overall height of the guardrail can be adjusted; the stability of the bottom of the guardrail can be improved by the supporting component 10, so that the guardrail is not easy to tip over; the two guardrails can be easily assembled in pairs by the assembling component 11.

[0029] like Figures 1 to 3 As shown, the adjustment component 5 includes a bearing seat 501, a bearing seat 501 is fixedly installed inside the support rod 1, a threaded tube 502 is rotatably connected inside the bearing seat 501, a threaded rod 503 is threadedly connected inside the threaded tube 502, a movable rod 3 is arranged on the top of the threaded rod 503, a bevel gear 1 504 is fixedly installed on the outer side of the threaded tube 502, a bevel gear 2 505 is meshed with the surface of the bevel gear 1 504, and a rotating knob 506 is fixedly installed on the side of the bevel gear 2 505 through a rotating shaft; specifically, the bevel gear 2 505 can be driven to rotate by rotating the rotating knob 506, and under the meshing transmission of the bevel gears, the bevel gear 1 504 can drive the threaded tube 502 to rotate, so that the threaded rod in the threaded tube 502 can move up and down, thereby adjusting the height of the movable rod 3.

[0030] like Figure 2 and Figure 3 As shown, a first threaded hole 507 is provided on the outer side of the support rod 1, and a second threaded hole 508 is provided on the side of the movable rod 3, and the first threaded hole 507 is matched with the second threaded hole 508; specifically, by fixing the fixing bolts in the first threaded hole 507 and the corresponding second threaded hole 508, the movable rod 3 can be fixed.

[0031] like Figure 1 As shown, a fixed column 8 is fixedly installed on the upper surface of the bottom plate 7, a movable column 9 is arranged inside the fixed column 8, and a movable column 9 is fixedly installed on the bottom of the top plate 6; specifically, the top plate 6 can drive the movable column 9 to move up and down in the fixed column 8.

[0032] like Figure 1 and Figure 4 As shown, the support assembly 10 includes an adjusting rod 1001, the adjusting rod 1001 and a sliding rod 1008 are fixedly installed inside the bottom plate 7, the surface of the adjusting rod 1001 is slidably connected to the lifting frame 1002, the side of the lifting frame 1002 is fixedly installed with a lifting plate 1007, the bottom of the lifting plate 1007 is fixedly connected to a supporting plate 1009, the bottom of the supporting plate 1009 is fixedly installed with an anti-slip rack 1010, and the lifting plate 1007 is slidably connected to the sliding rod 1008; specifically, when the guardrail is placed, the support plate 1009 is moved down to contact the ground, and the anti-slip rack 1010 can improve the stability of the bottom of the guardrail and prevent it from tipping over.

[0033] like Figure 4 As shown, a dial plate 1003 is fixedly installed on the outer side of the lifting frame 1002, a fixing hole 1004 is provided inside the dial plate 1003, and a limit hole 1005 and a limit hole 1006 are provided on the outer side of the bottom plate 7, and the fixing hole 1004 is adapted to the limit hole 1005 and the limit hole 1006; specifically, by clamping the limit rod in the fixing hole 1004 and the limit hole 1005 or the limit hole 1006, the dial plate 1003 can be fixed to prevent the dial plate 1003 from moving.

[0034] like Figure 1 and Figure 5 As shown, a spring 1104 and a second sliding rod 1107 are fixedly installed inside the connecting frame 1101, a movable frame 1105 is fixedly installed on the side of the spring 1104, the movable frame 1105 is slidably connected to the second sliding rod 1107, a second dial plate 1106 is fixedly installed on the outer side of the movable frame 1105, a clamping rod 1108 is fixedly installed on the side of the movable frame 1105 away from the spring 1104, a clamping groove 1109 is provided on the side of the connecting block 1102, and the clamping rod 1108 is clamped with the clamping groove 1109; specifically, when the clamping rod 1108 is clamped in the connecting block 1102, the connecting block 1102 can be fixed in the connecting frame 1101, so that the two guardrails are assembled together.

[0035] In summary: when the height of the guardrail needs to be adjusted, the rotating knob 506 of the support rod 1 and the support rod 2 can be turned to rotate the bevel gear 2 505. Under the meshing transmission of the bevel gears, the bevel gear 1 504 can drive the threaded tube 502 to rotate, so that the threaded rod in the threaded tube 502 can move up and down, thereby adjusting the height of the movable rod 1 3 and the movable rod 2 4, and the height of the guardrail can be adjusted; when the guardrail is placed in a suitable position, the dial plate 1003 is pushed downward to move the lifting frame 1007 downward together, so that the support plate 1109 moves down to contact the ground, which can improve the stability of the bottom of the guardrail after the height of the guardrail is adjusted, so that the guardrail is not easy to be damaged. When two guardrails need to be assembled, first press the second dial plate 1106 downward to retract the clamping rod 1108 into the connecting frame 1101, then put the connecting block 1102 of one guardrail support rod 1 into the connecting frame 1101 of the other guardrail support rod 2, and release the second dial plate 1106. Under the elastic force of the spring, the movable frame 1105 and the clamping rod 1108 can move outward, so that the clamping rod 1108 is clamped in the clamping groove 1109 of the connecting block 1102, and the connecting block 1102 can be fixed in the connecting frame 1101, so that the two guardrails are assembled together. Compared with assembling the guardrails by fixing bolts, the assembly of the guardrails of the present application is more convenient and quick.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A height-adjustable stainless steel guardrail, comprising a support rod 1 (1) and a support rod 2 (2), characterized in that: The support rod 1 (1) is provided with a movable rod 1 (3) inside, the support rod 2 (2) is provided with a movable rod 2 (4) inside, the support rod 1 (1) and the support rod 2 (2) are provided with adjustment components (5) inside, the movable rod 1 (3) and the movable rod 2 (4) are fixedly mounted with a top plate (6) on the top, the movable rod 1 (3) and the movable rod 2 (4) are fixedly mounted with a bottom plate (7) between the movable rod 1 (3) and the movable rod 2 (4), the bottom plate (7) is provided with a support component (10) inside, the support rods An assembling component (11) is arranged on the side of the first (1) and the second (2) support rod, and the assembling component (11) comprises a connecting frame (1101) and a connecting plug-in block (1102). The connecting frame (1101) is fixedly installed on the side of the second (2) support rod, and the connecting plug-in block (1102) is fixedly installed on the side of the first (1) support rod. A slot (1103) is provided on the side of the connecting frame (1101), and the connecting plug-in block (1102) is adapted to fit the slot (1103).

2. A height-adjustable stainless steel guardrail according to claim 1, characterized in that: The adjustment assembly (5) comprises a bearing seat (501), the bearing seat (501) is fixedly installed inside the support rod (1), a threaded tube (502) is rotatably connected inside the bearing seat (501), a threaded rod (503) is threadedly connected inside the threaded tube (502), the movable rod (3) is arranged on the top of the threaded rod (503), a bevel gear (504) is fixedly installed on the outside of the threaded tube (502), a bevel gear (505) is meshed on the surface of the bevel gear (504), and a rotating knob (506) is fixedly installed on the side of the bevel gear (505) via a rotating shaft.

3. A height-adjustable stainless steel guardrail according to claim 2, characterized in that: A first threaded hole (507) is provided on the outer side of the support rod 1 (1), and a second threaded hole (508) is provided on the side of the movable rod 1 (3), and the first threaded hole (507) is matched with the second threaded hole (508).

4. The height-adjustable stainless steel guardrail according to claim 1, characterized in that: A fixed column (8) is fixedly mounted on the upper surface of the bottom plate (7), a movable column (9) is arranged inside the fixed column (8), and the movable column (9) is fixedly mounted on the bottom of the top plate (6).

5. The height-adjustable stainless steel guardrail according to claim 1, characterized in that: The support assembly (10) comprises an adjusting rod (1001), the adjusting rod (1001) and a sliding rod (1008) are fixedly installed inside the bottom plate (7), the surface of the adjusting rod (1001) is slidably connected to a lifting frame (1002), a lifting plate (1007) is fixedly installed on the side of the lifting frame (1002), the bottom of the lifting plate (1007) is fixedly connected to a supporting plate (1009), the bottom of the supporting plate (1009) is fixedly installed with an anti-slip rack (1010), and the lifting plate (1007) is slidably connected to the sliding rod (1008).

6. A height-adjustable stainless steel guardrail according to claim 5, characterized in that: A first shift plate (1003) is fixedly mounted on the outer side of the lifting frame (1002), a fixing hole (1004) is provided inside the first shift plate (1003), a first limit hole (1005) and a second limit hole (1006) are provided on the outer side of the bottom plate (7), and the fixing hole (1004) is adapted to the first limit hole (1005) and the second limit hole (1006).

7. The height-adjustable stainless steel guardrail according to claim 1, characterized in that: A spring (1104) and a second sliding rod (1107) are fixedly installed inside the connecting frame (1101); a movable frame (1105) is fixedly installed on the side of the spring (1104); the movable frame (1105) is slidably connected to the second sliding rod (1107); a second shift plate (1106) is fixedly installed on the outer side of the movable frame (1105); a clamping rod (1108) is fixedly installed on the side of the movable frame (1105) away from the spring (1104); a clamping groove (1109) is provided on the side of the connecting plug (1102); and the clamping rod (1108) is clamped with the clamping groove (1109).

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