Building construction foundation pit guardrail

Abstract

The utility model discloses a building construction foundation pit guardrail, which relates to the technical field of building construction protection and comprises a support component and a guardrail component movably arranged on the support component. The supporting assembly comprises a supporting frame, a base and a connecting piece, the supporting frame is rotationally arranged on the base through the connecting piece, clamping strips are arranged at the two ends of the supporting frame, a plurality of inserting holes are formed in the surfaces of the clamping strips in the length direction of the clamping strips, combined connecting pieces are arranged on the outer sides of the two ends of the supporting frame, and fixing holes are formed in the base in a penetrating mode. The guardrail assembly is rotationally arranged on the supporting assembly, and the supporting assembly can be fixedly connected with the ground, so that the protection angle of the guardrail can be adjusted under the condition that the stability of the guardrail is not changed, the foundation pit protection requirements under different conditions are met, and the practicability and the stability are improved; and the height of the guardrail can be adjusted, so that the guardrail is suitable for foundation pit protection under various conditions.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction protection, especially relates to a building construction foundation pit guardrail. BACKGROUND

[0002] The foundation pit is a soil pit excavated according to the foundation design position, the foundation bottom elevation and the foundation plane size. The foundation pit guardrail is a key safety measure for preventing construction accidents in building construction, and is used to ensure the safety of workers and the surrounding environment of the foundation pit.

[0003] At present, most of the existing foundation pit guardrails are relatively completely fixed, which is inconvenient to adjust according to the specific foundation pit construction environment, so as to better play a warning effect, poor practicability, and relatively fixed space occupation, which is not conducive to saving space when storing, and the height is not conducive to adjusting during assembly, and the flexibility of use is poor. UTILITY MODEL CONTENT

[0004] The purpose of the present application is to provide a building construction foundation pit guardrail to solve the problem of the existing foundation pit guardrail being relatively completely fixed, which is inconvenient to adjust according to the specific foundation pit construction environment, so as to better play a warning effect, poor practicability, and relatively fixed space occupation, which is not conducive to saving space when storing, and the height is not conducive to adjusting during assembly, and the flexibility of use is poor.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a building construction foundation pit guardrail, comprising a support assembly and a guardrail assembly, the guardrail assembly is movably arranged on the support assembly;

[0006] The support assembly comprises a support frame, a base and a connecting piece, the support frame is rotatably arranged on the base through the connecting piece, both ends of the support frame are provided with clamping strips, a plurality of insertion holes are formed on the surface of the clamping strip along the length direction, a combination connecting piece is arranged on the outer side of both ends of the support frame, and a fixing hole is formed through the base;

[0007] The guardrail assembly comprises an extension frame, a positioning piece and a shielding piece, the extension frame is slidably arranged on the support frame, the positioning piece is arranged on the extension frame and connected with the support frame, and the shielding piece is arranged between the extension frame and the support frame.

[0008] Further, the connecting piece comprises a rotating connecting piece and a fixed connecting piece, a first recess in the shape of a circular hole is formed on the base, and the rotating connecting piece is rotatably arranged in the first recess.

[0009] Further, the rotating connecting piece comprises a rotating disc, a connecting column is arranged at the bottom of the rotating disc, the connecting column is rotatably arranged in the first recess, a positioning column is arranged above the rotating disc, and the fixed connecting piece is arranged on the positioning column.

[0010] Further, the fixed connecting piece comprises a connecting plate and an angle fixing piece, the connecting plate is arranged at the bottom of the support frame, a positioning hole matched with the positioning column is formed in the connecting plate, and an ear plate is arranged at each end of the connecting plate; the connecting plate is rotatably clamped on the base through the ear plate, the angle fixing piece is arranged on the ear plate, a threaded column is threadedly connected to the angle fixing piece, the threaded column penetrates through the ear plate, and a knob is arranged at the end of the threaded column away from the base.

[0011] Further, the combined connecting piece comprises a connecting sleeve, a connecting frame and a plug rod, the connecting sleeve is arranged outside one end of the support frame, the connecting frame is arranged outside the other end of the support frame, the plug rod is arranged on the connecting frame, the axis of the plug rod is parallel to the axis of the connecting sleeve, and the connecting sleeve and the plug rod are arranged at the same height.

[0012] Further, sliding grooves are formed at both ends of the extension frame corresponding to the clamping strips, the sliding grooves are slidably connected with the clamping strips, and the positioning pieces are arranged at both ends of the extension frame and connected with the insertion holes.

[0013] Further, limit grooves are formed at both sides of the clamping strip, limit blocks are arranged at the bottom of the inner side of the sliding groove corresponding to the limit grooves, and the limit blocks are slidably arranged in the limit grooves.

[0014] Further, the positioning piece comprises a sleeve and a movable column, the sleeve is arranged at the bottom of both ends of the extension frame, the movable column slidably penetrates through the sleeve, a limiting plate is arranged on the movable column, the limiting plate is slidably arranged in the sleeve, a spring is sleeved on the movable column, the ends of the spring are connected with the limiting plate and the sleeve respectively, one end of the movable column slidably penetrates through the extension frame and is inserted into the insertion hole, and a pull plate is arranged at the end of the movable column away from the insertion hole.

[0015] Further, the shielding piece comprises a movable blocking rod and a supporting blocking rod, the movable blocking rod is arranged below the extension frame, an insertion slot is formed in the movable blocking rod in a circumferential direction, the supporting blocking rod is arranged above the support frame, an insertion strip is arranged on the supporting blocking rod corresponding to the insertion slot, and the insertion strip is slidably inserted into the insertion slot.

[0016] Further, second grooves are formed at both sides of the extension frame, and warning pieces are arranged in the second grooves.

[0017] In summary, the technical effects and advantages of the utility model are as follows:

[0018] The utility model discloses, through the guardrail assembly rotation is arranged on the support component, and support component can be connected with ground fixed, realize the protection angle of guardrail can be adjusted under the condition of not changing the stability of guardrail, to cope with the foundation pit protection demand of different situation, improved practicality and stability, and the height of guardrail can be adjusted, is applicable to the foundation pit protection of various situation, and the guardrail can be adjusted to minimum when storing, reduce the storage space, and the economy is better. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the present application or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior description.

[0020] Figure 1 For the overall structure of the utility model embodiment Figure One ;

[0021] Figure 2 For the overall structure of the utility model embodiment Figure Two ;

[0022] Figure 3 For the overall structure of the utility model embodiment

[0023] Figure 4 For Figure 3 The enlarged view of A in

[0024] Figure 5 For the overall structure of the utility model embodiment

[0025] Figure 6 For the overall structure of the utility model embodiment

[0026] Figure 7 For Figure 6 The enlarged view of B in

[0027] Figure 8 For the overall structure of the utility model embodiment

[0028] In the figure: 1, support assembly; 11, support frame; 111, clamping strip; 112, limiting groove; 113, insertion hole; 12, base; 121, first recess; 13, rotary connecting piece; 131, rotary disc; 132, connecting column; 133, positioning column; 14, fixed connecting piece; 141, connecting plate; 142, positioning hole; 143, angle fixing piece; 144, threaded column; 145, knob; 15, combined connecting piece; 151, connecting sleeve; 152, connecting frame; 153, insertion rod; 16, fixing hole; 2, guardrail assembly; 21, extension frame; 211, sliding groove; 212, limiting block; 213, second recess; 214, warning piece; 22, positioning piece; 221, sleeve; 222, movable column; 223, limiting plate; 224, spring; 225, pull plate; 23, shielding piece; 231, movable blocking rod; 232, insertion slot; 233, supporting blocking rod; 234, insertion strip. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0030] Embodiment: Reference Figures 1-8 The utility model discloses a kind of building construction foundation pit guardrails as shown in the figure, including support assembly 1 and guardrail assembly 2, guardrail assembly 2 is movably arranged on support assembly 1;Support assembly 1 includes support frame 11, base 12 and connecting piece, support frame 11 is set to positive U shape, is rotatably arranged on base 12 by connecting piece, the inner side of both ends of support frame 11 is provided with clamping strip 111, several insertion holes 113 are evenly provided on the surface of clamping strip 111 along its length direction, the outer side of both ends of support frame 11 is provided with combined connecting piece 15, for the connection of adjacent guardrail, fixed hole 16 is symmetrically and through provided on base 12, ground nail or ground bolt etc. are arranged in fixed hole 16, for connecting base 12 and ground by ground nail, the stability of guardrail is enhanced, guardrail is avoided to overturn;Guardrail assembly 2 includes extension frame 21, positioning piece 22 and shielding piece 23, extension frame 21 is set to inverted U shape, both ends of extension frame 21 are slidably connected with both ends of support frame 11, positioning piece 22 is arranged on extension frame 21 and is connected with support frame 11, for temporarily fixed relative position of extension frame 21 and support frame 11, guarantee the stability of guardrail height, shielding piece 23 is arranged between extension frame 21 and support frame 11, as auxiliary support, stability is improved.

[0031] The connecting piece comprises a rotating connecting piece 13 and a fixed connecting piece 14, a first recess 121 in the shape of a circular hole is formed in the base 12, the rotating connecting piece 13 is rotatably arranged in the first recess 121, the rotating connecting piece 13 comprises a rotating disc 131, a connecting column 132 is arranged at the bottom of the rotating disc 131, the connecting column 132 is rotatably arranged in the first recess 121, a plurality of positioning columns 133 are uniformly arranged above the rotating disc 131, and the fixed connecting piece 14 is arranged on the positioning column 133.

[0032] The fixed connecting piece 14 comprises a connecting plate 141 and an angle fixing piece 143, the connecting plate 141 is arranged at the bottom of the support frame 11, a positioning hole 142 adapted to the positioning column 133 is formed in the connecting plate 141, the positioning hole 142 is in one-to-one correspondence with the positioning column 133 and is inserted, vertical ear plates are arranged at the two ends of the connecting plate 141, the connecting plate 141 is rotatably clamped on the base 12 through the ear plates, the angle fixing piece 143 is arranged on the ear plate, a threaded column 144 is threadedly connected on the angle fixing piece 143, the threaded column 144 penetrates through the ear plate, a knob 145 is arranged at the end of the threaded column 144 away from the base 12, the threaded column 144 is driven by the knob 145 to press the base 12, the angle position of the connecting plate 141 is temporarily fixed, and the practicability of the device is improved.

[0033] The combined connecting piece 15 comprises a connecting sleeve 151, a connecting frame 152 and a plug rod 153, the connecting sleeve 151 is arranged outside one end of the support frame 11, the connecting frame 152 is arranged outside the other end of the support frame 11, the plug rod 153 is arranged on the connecting frame 152, the axis of the plug rod 153 is parallel to the axis of the connecting sleeve 151, and the connecting sleeve 151 and the plug rod 153 are arranged at the same height, so that the connecting sleeve 151 and the plug rod 153 of adjacent guardrails can be inserted, the guardrails around the foundation pit are combined as a whole, and the stability and safety of the guardrails are improved.

[0034] The two ends of the extension frame 21 are provided with sliding grooves 211 corresponding to the clamping strips 111, the sliding grooves 211 are slidably connected with the clamping strips 111, the positioning pieces 22 are arranged at the two ends of the extension frame 21, and the positioning pieces 22 are connected with the insertion holes 113, so as to temporarily fix the height of the guardrail adjustment.

[0035] The two sides of the clamping strip 111 are provided with limiting grooves 112, and the inner side of the sliding groove 211 is provided with a limiting block 212 corresponding to the limiting groove 112, the limiting block 212 is slidably arranged in the limiting groove 112, and the stability of the extension is improved.

[0036] The positioning member 22 comprises a sleeve 221 and a movable column 222, the sleeve 221 is arranged at the bottom side of the two ends of the extension frame 21, the movable column 222 is slidably arranged through the sleeve 221, a limiting plate 223 is arranged on the movable column 222, the limiting plate 223 is slidably arranged in the sleeve 221, a spring 224 is sleeved on the movable column 222, the two ends of the spring 224 are connected with the limiting plate 223 and the sleeve 221, one end of the movable column 222 is slidably arranged through the extension frame 21 and is inserted into the insertion hole 113, a pulling plate 225 is arranged on the end of the movable column 222, away from the insertion hole 113, for pulling the movable column 222 away from the insertion hole 113, so that the height of the extension frame 21 is adjusted, and the stability is improved.

[0037] The shielding member 23 is arranged in parallel, the shielding member 23 comprises a movable blocking rod 231 and a supporting blocking rod 233, the movable blocking rod 231 is arranged below the extension frame 21, a plurality of insertion grooves 232 are arranged on the movable blocking rod 231 in a circumferential direction, the supporting blocking rod 233 is arranged above the supporting frame 11, an insertion strip 234 is arranged on the supporting blocking rod 233 and corresponds to the insertion groove 232, the insertion strip 234 is slidably arranged in the insertion groove 232, and the length direction of the insertion groove 232 is parallel to the length direction of the clamping strip 111, so that the shielding height of the guardrail is adjusted, and the stability and safety are higher.

[0038] The second recess 213 is further arranged on the two sides of the extension frame 21, and the warning member 214 is arranged in the second recess 213, the warning member 214 can be selected from reflective stickers and warning slogans, and is pasted in the second recess 213, so that the warning effect is improved.

[0039] The working principle of the utility model:

[0040] Firstly, the base 12 is fixed at the preset position around the foundation pit through the ground nail, then the rotating connecting piece 13 is arranged in the first groove 121 of the base 12, the fixed connecting piece 14 is arranged on the rotating connecting piece 13, specifically, the connecting plate 141 of the bottom of the support frame 11 is inserted on the positioning column 133, the lug plate of the connecting plate 141 is rotationally clamped on the base 12, then the angle of the support frame 11 is adjusted according to the site requirement, the angle position of the support frame 11 is fixed by the extrusion of the threaded column 144 and the base 12 through the rotation of the knob 145, the base 12 and the ground are used for supporting, then according to the actual foundation pit condition, the height of the guardrail is changed by extending the shielding piece 23 by pulling the extension frame 21 upwards, after the height is adjusted to the appropriate height, the elastic column 222 is inserted into the corresponding plug hole 113 in the temporary positioning and fixing height by the elasticity of the spring 224, when the irregular foundation pit is coped with, the threaded column 144 can be loosened to rotate and adjust the support frame 11 and the extension frame 21, then the insertion rod 153 and the connecting sleeve 151 of the adjacent guardrails are inserted and connected to each other to be connected and combined, the height and the angle can be adjusted according to the specific use requirement during use, not only the specific foundation pit protection condition can be coped with, but also the storage space can be reduced, and it is more flexible and convenient.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement is carried out to part technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A construction site pit fence comprising a support assembly (1) and a fence assembly (2), characterized in that: The guardrail assembly (2) is movably arranged on the support assembly (1); The support assembly (1) comprises a support frame (11), a base (12) and a connecting piece, the support frame (11) is rotatably arranged on the base (12) through the connecting piece, both ends of the support frame (11) are provided with clamping strips (111), a plurality of insertion holes (113) are formed on the surface of the clamping strips (111) along the length direction, both outer sides of the two ends of the support frame (11) are provided with combined connecting pieces (15), and a fixing hole (16) is formed through the base (12). The guardrail assembly (2) comprises an extension frame (21), a positioning piece (22) and a shielding piece (23), the extension frame (21) is slidably arranged on the support frame (11), the positioning piece (22) is arranged on the extension frame (21) and connected with the support frame (11), and the shielding piece (23) is arranged between the extension frame (21) and the support frame (11).

2. A building construction excavation fence according to claim 1, characterised in that: The connecting piece comprises a rotating connecting piece (13) and a fixed connecting piece (14), a circular first recess (121) is formed on the base (12), and the rotating connecting piece (13) is rotatably arranged in the first recess (121).

3. A building construction excavation barrier according to claim 2, characterised in that: The rotating connecting piece (13) comprises a rotating disc (131), a connecting column (132) is arranged at the bottom of the rotating disc (131), the connecting column (132) is rotatably arranged in the first recess (121), a positioning column (133) is arranged above the rotating disc (131), and the fixed connecting piece (14) is arranged on the positioning column (133).

4. A building construction excavation barrier according to claim 3, characterised in that: The fixed connecting piece (14) comprises a connecting plate (141) and an angle fixing piece (143), the connecting plate (141) is arranged at the bottom of the support frame (11), a positioning hole (142) matched with the positioning column (133) is formed on the connecting plate (141), both ends of the connecting plate (141) are provided with ear plates, the connecting plate (141) is rotatably clamped on the base (12) through the ear plates, the angle fixing piece (143) is arranged on the ear plate, a threaded column (144) is threadedly connected to the angle fixing piece (143), the threaded column (144) penetrates through the ear plate, and a knob (145) is arranged at the end of the threaded column (144) away from the base (12).

5. The construction excavation fence according to claim 1, wherein: The combined connecting piece (15) comprises a connecting sleeve (151), a connecting frame (152) and an insertion rod (153), the connecting sleeve (151) is arranged on the outer side of one end of the support frame (11), the connecting frame (152) is arranged on the outer side of the other end of the support frame (11), the insertion rod (153) is arranged on the connecting frame (152), the axis of the insertion rod (153) is parallel to the axis of the connecting sleeve (151), and the connecting sleeve (151) and the insertion rod (153) are arranged at the same height.

6. A building construction excavation fence according to claim 1, characterised in that: Both ends of the extension frame (21) are provided with sliding grooves (211) corresponding to the clamping strips (111), the sliding grooves (211) are slidably connected with the clamping strips (111), the positioning pieces (22) are arranged at both ends of the extension frame (21), and the positioning pieces (22) are connected with the insertion holes (113).

7. A building construction excavation barrier according to claim 6 wherein: The two sides of the card strip (111) are provided with limiting grooves (112), the inner bottom of the sliding groove (211) is provided with limiting blocks (212) corresponding to the limiting grooves (112), and the limiting blocks (212) are slidingly arranged in the limiting grooves (112).

8. The construction excavation fence according to claim 1, wherein: The positioning member (22) comprises a sleeve (221) and a movable column (222), the sleeve (221) is arranged at the bottom of the two ends of the extension frame (21), the movable column (222) is slidingly penetrated through the sleeve (221), a limiting plate (223) is arranged on the movable column (222), the limiting plate (223) is slidingly arranged in the sleeve (221), a spring (224) is sleeved on the movable column (222), the two ends of the spring (224) are connected with the limiting plate (223) and the sleeve (221) respectively, one end of the movable column (222) is slidingly penetrated through the extension frame (21) and is inserted into the insertion hole (113), and the end of the movable column (222) away from the insertion hole (113) is provided with a pull plate (225).

9. The construction excavation barrier according to claim 1, wherein: The shielding member (23) comprises a movable blocking rod (231) and a supporting blocking rod (233), the movable blocking rod (231) is arranged below the extension frame (21), the movable blocking rod (231) is provided with an insertion groove (232) in the circumference, the supporting blocking rod (233) is arranged above the supporting frame (11), the supporting blocking rod (233) is provided with an insertion strip (234) corresponding to the insertion groove (232), and the insertion strip (234) is slidingly inserted into the insertion groove (232).

10. The construction excavation barrier of claim 1, wherein: The two sides of the extension frame (21) are provided with second grooves (213), and the second grooves (213) are provided with warning members (214).

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