Foundation pit guardrail

Abstract

The utility model relates to the technical field of building construction, and discloses a foundation pit guardrail which comprises a guardrail assembly, the guardrail assembly comprises an upper transverse plate and a lower transverse plate, fixing rods are fixedly connected to the two sides between the upper transverse plate and the lower transverse plate, and sliding grooves are formed in the opposite sides of the two fixing rods. Sliding blocks are slidably connected to inner cavities of the sliding grooves, and handrails are fixedly connected to the other ends of the left sliding block and the right sliding block. By arranging the guardrail assembly, a user can conveniently disassemble and assemble the handrail, the handrail can be conveniently installed on the fixing rod by means of sliding fit of the sliding groove and the sliding block, and therefore different warning slogans can be replaced according to different foundation pit sites, and by arranging the limiting assembly, the safety of the foundation pit can be improved. And by means of the arrangement of a threaded rod and a threaded sleeve, a movable plate can be pushed to move, the movable plate pushes a clamping block to enter a clamping groove, and therefore the position of the handrail can be fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a foundation pit guardrail. Background Art

[0002] With the development of modern society, construction is becoming more and more frequent. Whether it is new development or maintenance of old buildings, guardrails are needed to prevent pedestrians from approaching, especially in road construction and maintenance, which are generally based on foundation pits. If guardrails are not installed, pedestrians or high-speed vehicles may fall and other dangers. Therefore, guardrails are often needed for protection.

[0003] The existing temporary guardrail for foundation pits includes at least one guardrail unit, and the guardrail unit includes a protective frame, a protective net, a support rod, and a warning sign fixed on the support net. The warning sign is marked with warning slogans that need to be remembered during foundation pit construction.

[0004] Because different foundation pit sites often require different warning slogans, existing warning slogans are generally tied with wire, which makes disassembly and assembly more troublesome and less aesthetically pleasing. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the present utility model is to provide a foundation pit guardrail to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: a foundation pit guardrail, comprising a guardrail assembly, wherein the guardrail assembly comprises an upper transverse plate and a lower transverse plate, wherein fixing rods are fixedly connected to both sides between the upper transverse plate and the lower transverse plate, and a slide groove is provided on opposite sides of the two fixing rods, wherein a slider is slidably connected to the inner cavity of the slide groove, and the other ends of the left and right sliders are fixedly connected to a railing, and a warning plate is fixedly connected to the surface of the railing;

[0007] The inner cavities of the two fixed rods are each provided with a limiting assembly, and the limiting assembly includes a movable groove, and the top and bottom of the inner cavity of the movable groove are slidably connected to a movable plate, and the right side of the movable plate is fixedly connected to a clamping block, and the left and right sliders are each provided with a clamping groove on the opposite sides, and the other end of the clamping block is located in the inner cavity of the clamping groove, and the other side of the movable plate is movably connected to a threaded rod through a bearing, and the other side of the movable groove is embedded with a threaded sleeve for use with a threaded sleeve.

[0008] By adopting the above technical solution and setting up a guardrail assembly, it is easy for users to disassemble and assemble the railings. The sliding fit of the slide groove and the slider can facilitate the installation of the railings on the fixed rods, so that different warning slogans can be replaced according to different foundation pit sites. The installed railings can be limited and fixed by the setting of the limit assembly. The threaded rod and the threaded sleeve can be used to push the movable plate to move, and the movable plate pushes the block into the slot, so that the position of the railing can be fixed.

[0009] Preferably, sliding grooves are provided at the top and bottom of the inner cavity of the movable groove, a sliding block is slidably connected to the inner cavity of the sliding groove, and one end of the sliding block away from the sliding groove is fixedly connected to the movable plate.

[0010] By adopting the above technical solution, the movable plate can be limited and guided to move, thereby increasing the stability of the threaded rod when the threaded rod rotates in the threaded sleeve and when the threaded rod pushes the movable plate to move.

[0011] Preferably, the other end of the threaded rod is fixedly connected to a rotating handle, and the surface of the rotating handle is provided with anti-slip grooves.

[0012] By adopting the above technical solution, it is easy for workers to rotate the threaded rod, thereby increasing the convenience of operation.

[0013] Preferably, both sides of the upper transverse plate and the lower transverse plate are fixedly connected with connecting plates, and connecting holes are provided on the top and bottom of the surface of the connecting plates.

[0014] By adopting the above technical solution, multiple guardrail devices can be easily connected and assembled to increase integrity.

[0015] Preferably, both sides of the bottom of the lower horizontal plate are fixedly connected with supporting legs, and the bottoms of the supporting legs are fixedly connected with supports.

[0016] By adopting the above technical solution, the guardrail device can be supported and the stability during placement can be increased.

[0017] Preferably, limiting holes are provided on both sides of the top of the support, and the inner cavity of the limiting hole is movably connected to the limiting cone.

[0018] By adopting the above technical solution, the placed guardrail device can be easily limited and fixed, the grip of the foundation pit guardrail can be increased, and the stability of the foundation pit guardrail can be improved.

[0019] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0020] The utility model can facilitate the user to disassemble and assemble the railing by arranging the guardrail assembly, wherein the sliding cooperation of the slide groove and the slider can facilitate the installation of the railing on the fixed rod, so that different warning slogans can be replaced according to different foundation pit sites, and the installation of the railing can be limited and fixed by the setting of the limit assembly, wherein the setting of the threaded rod and the threaded sleeve can push the movable plate to move, and the movable plate pushes the card block into the card groove, so that the position of the railing can be fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a cross-sectional view of the structure of the utility model;

[0023] Figure 3 For the utility model structure Figure 2 A partial enlarged view of point A in the middle;

[0024] Figure 4 For the utility model structure Figure 2 A partial enlarged view of point B in the middle.

[0025] In the figure: 1. Guardrail assembly; 101. Upper horizontal plate; 102. Lower horizontal plate; 103. Fixed rod; 104. Slide groove; 105. Slider; 106. Handrail; 107. Warning plate; 2. Limiting assembly; 201. Movable groove; 202. Movable plate; 203. Block; 204. Slot; 205. Threaded rod; 206. Threaded sleeve; 3. Sliding groove; 4. Sliding block; 5. Turn handle; 6. Connecting plate; 7. Connecting hole; 8. Support leg; 9. Support; 10. Limiting hole; 11. Limiting cone. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] Example 1:

[0028] See also Figure 1-4, a foundation pit guardrail includes a guardrail assembly 1, the guardrail assembly 1 includes an upper horizontal plate 101 and a lower horizontal plate 102, both sides of the upper horizontal plate 101 and the lower horizontal plate 102 are fixedly connected with a fixed rod 103, and a slide groove 104 is provided on the opposite side of the two fixed rods 103, and a slider 105 is slidably connected to the inner cavity of the slide groove 104, and the other ends of the left and right sliders 105 are fixedly connected to a railing 106, and a warning plate 107 is fixedly connected to the surface of the railing 106; the inner cavities of the two fixed rods 103 are each provided with a limiting assembly 2, the limiting assembly 2 includes a movable groove 201, the top and bottom of the inner cavity of the movable groove 201 are slidably connected to a movable plate 202, and a card block 203 is fixedly connected to the right side of the movable plate 202, and a card groove 204 is provided on the opposite side of the left and right sliders 105. One end is located in the inner cavity of the slot 204, and the other side of the movable plate 202 is movably connected to a threaded rod 205 through a bearing. The other side of the movable slot 201 is embedded with a threaded sleeve 206 used in conjunction with the threaded sleeve 206. By setting the guardrail assembly 1, it is convenient for users to disassemble and assemble the railing 106. The sliding cooperation between the slide groove 104 and the slider 105 can facilitate the installation of the railing 106 on the fixed rod 103, so that different warning slogans can be replaced according to different foundation pit sites. Through the setting of the limit assembly 2, the installed railing 106 can be limited and fixed. The setting of the threaded rod 205 and the threaded sleeve 206 can push the movable plate 202 to move, and the movable plate 202 pushes the block 203 into the slot 204, so that the position of the railing 106 can be fixed.

[0029] Example 2:

[0030] See also Figure 1-4The top and bottom of the inner cavity of the movable groove 201 are provided with a sliding groove 3. The inner cavity of the sliding groove 3 is slidably connected with a sliding block 4. The end of the sliding block 4 away from the sliding groove 3 is fixedly connected to the movable plate 202, which can limit and guide the movable plate 202 to move, and increase the stability of the threaded rod 205 when the threaded rod 205 rotates in the threaded sleeve 206. The other end of the threaded rod 205 is fixedly connected to a rotating handle 5. The surface of the rotating handle 5 is provided with anti-slip grooves, which can facilitate the staff to rotate the threaded rod 205, increasing the convenience of operation. Both sides of the plate 101 and the lower cross plate 102 are fixedly connected with connecting plates 6, and connecting holes 7 are provided on the top and bottom of the surface of the connecting plate 6, which can facilitate the connection and assembly of multiple guardrail devices to increase the integrity. Both sides of the bottom of the lower cross plate 102 are fixedly connected with support legs 8, and the bottom of the support legs 8 is fixedly connected with a support 9, which can support the guardrail device and increase the stability when placed. Limiting holes 10 are provided on both sides of the top of the support 9, and the inner cavity of the limiting hole 10 is movably connected to the limiting cone 11, which can facilitate the limiting and fixing of the placed guardrail device, increase the grip of the foundation pit guardrail, and improve the stability performance of the foundation pit guardrail.

[0031] The principle of this embodiment is:

[0032] During use, the construction workers select the corresponding warning plate 107 according to different foundation pit sites, and then use the sliding cooperation of the slide groove 104 and the slider 105 to facilitate the installation of the railing 106 fixed at the rear end of the corresponding warning plate 107 onto the fixed rod 103, so that different warning slogans can be replaced according to different foundation pit sites, and then the handle 5 is rotated to drive the threaded rod 205 to rotate in the threaded sleeve 206. The movement of the threaded rod 205 can push the movable plate 202 to move, and the movable plate 202 will push the block 203 into the slot 204, so that the position of the slider 105 can be limited and fixed, and then the position of the railing 106 can be fixed. The above operation is convenient and beautiful, and there is no need to use wire for fixing.

[0033] To sum up: this kind of foundation pit guardrail, by setting up the guardrail component 1, can facilitate the user to disassemble and assemble the railing 106, wherein the sliding fit of the slide groove 104 and the slider 105 can facilitate the installation of the railing 106 on the fixed rod 103, so that different warning slogans can be replaced according to different foundation pit sites, and the installation of the railing 106 can be limited and fixed by the setting of the limit component 2, wherein the setting of the threaded rod 205 and the threaded sleeve 206 can push the movable plate 202 to move, and the movable plate 202 pushes the block 203 into the slot 204, thereby fixing the position of the railing 106.

[0034] The standard parts used in this application document can all be purchased from the market, and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology. The control method is automatic control through a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field, which is common knowledge in this field. In addition, this application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A foundation pit guardrail, comprising a guardrail assembly (1), characterized in that: The guardrail assembly (1) comprises an upper transverse plate (101) and a lower transverse plate (102), wherein both sides between the upper transverse plate (101) and the lower transverse plate (102) are fixedly connected with fixed rods (103), and opposite sides of the two fixed rods (103) are provided with sliding grooves (104), the inner cavity of the sliding grooves (104) is slidably connected with sliders (105), and the other ends of the left and right sliders (105) are fixedly connected with railings (106), and the surface of the railings (106) is fixedly connected with a warning plate (107); The inner cavities of the two fixed rods (103) are both provided with a limiting assembly (2), and the limiting assembly (2) includes a movable groove (201), and the top and bottom of the inner cavity of the movable groove (201) are both slidably connected to a movable plate (202), and the right side of the movable plate (202) is fixedly connected to a clamping block (203), and the left and right sliding blocks (105) are both provided with a clamping groove (204) on the opposite sides, and the other end of the clamping block (203) is located in the inner cavity of the clamping groove (204), and the other side of the movable plate (202) is movably connected to a threaded rod (205) through a bearing, and the other side of the movable groove (201) is embedded with a threaded sleeve (206) used in conjunction with the threaded sleeve (206).

2. The foundation pit guardrail according to claim 1, characterized in that: The top and bottom of the inner cavity of the movable groove (201) are both provided with sliding grooves (3), the inner cavity of the sliding groove (3) is slidably connected to a sliding block (4), and the end of the sliding block (4) away from the sliding groove (3) is fixedly connected to the movable plate (202).

3. The foundation pit guardrail according to claim 1, characterized in that: The other end of the threaded rod (205) is fixedly connected to a rotating handle (5), and the surface of the rotating handle (5) is provided with anti-slip grooves.

4. The foundation pit guardrail according to claim 1, characterized in that: Both sides of the upper transverse plate (101) and the lower transverse plate (102) are fixedly connected with connecting plates (6), and the top and bottom surfaces of the connecting plates (6) are provided with connecting holes (7).

5. The foundation pit guardrail according to claim 1, characterized in that: Both sides of the bottom of the lower transverse plate (102) are fixedly connected with supporting legs (8), and the bottom of the supporting legs (8) is fixedly connected with a support (9).

6. The foundation pit guardrail according to claim 5, characterized in that: Limiting holes (10) are provided on both sides of the top of the support (9), and the inner cavity of the limiting hole (10) is movably connected to the limiting cone (11).

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