Safety protection device for construction site

Abstract

The utility model discloses a safety protection device for a construction site, which comprises a rolling unit comprising a shell, the interior of the shell is rotatably connected with a rolling rod, the two ends of the rolling rod are fixedly connected with coil springs, the outer surface of one side of the shell is provided with an opening, and the outer surface of the rolling rod is fixedly connected with a protective net; the connecting unit comprises a fixing ring, a clamping assembly is arranged at one end of the fixing ring, a locking assembly is arranged at the other end of the fixing ring, a ball cage universal joint is arranged at one end of the locking assembly, and the other end of the ball cage universal joint is fixedly connected to the outer surface of the shell. Through the arrangement of the winding units, the protective net can be stored in the shell when the device is not used, then the size of the device can be reduced, the device can be conveniently carried, the multiple winding units can be spliced through the connecting units, and the device is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of construction protection, in particular to a construction site safety protection device. Background Art

[0002] Most objects on the construction site are welded and built manually. If the workers are not careful, it is easy to cause the construction tools and materials to fall, which poses a certain safety hazard to the construction workers on the ground. Therefore, guardrails or safety nets are used as safety protection devices in construction. The commonly used guardrails are fixed to the ground with anchor bolts, and the guardrails are connected by two upper and lower connecting plates and connecting bolts.

[0003] This type of protective device is relatively large in size, difficult to carry and store, and easily damaged during transportation, making it inconvenient to use. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the existing construction site safety protection devices, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a construction site safety protection device, which is designed to solve the problem that "the overall size of this protection device is large, it is not easy to carry and store, and it is easy to be damaged during transportation, making it inconvenient to use."

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a construction site safety protection device, comprising:

[0008] The winding unit comprises a shell, a winding rod is rotatably connected to the inside of the shell, both ends of the winding rod are fixedly connected to coil springs, an opening is opened on the outer surface of one side of the shell, a protective net is fixedly connected to the outer surface of the winding rod, and the outer surface of the protective net is slidably connected to the inner wall of the opening;

[0009] The fixing unit comprises a base, wherein the upper surface of the base is fixedly connected to the lower end of the housing, the outer edge of the lower surface of the base is fixedly connected to a magnet, and the middle part of the lower surface of the base is fixedly connected to a suction cup;

[0010] The connecting unit comprises a fixing ring, one end of which is provided with a clamping assembly, the other end of which is provided with a locking assembly, one end of which is provided with a ball cage universal joint, and the other end of which is fixedly connected to the outer surface of the shell.

[0011] As a preferred solution of the construction site safety protection device described in the utility model, screw holes are opened on the outer edge of the upper surface of the base, the base is arranged as a disc, and a vertical plane is arranged on the outer surface of one side of the base.

[0012] As a preferred solution of the construction site safety protection device described in the utility model, the clamping assembly includes a connecting ring, a connecting shaft is provided at one end of the connecting ring, a ratchet is fixedly connected to the outer surface of the connecting ring, and one end of the connecting ring is rotatably connected to one end of the fixed ring through the connecting shaft.

[0013] As a preferred solution of the construction site safety protection device described in the utility model, the middle part of the outer surface of the fixing ring is hollow, and the size between the fixing ring and the connecting ring is consistent with the diameter of the outer shell.

[0014] As a preferred solution of the construction site safety protection device described in the utility model, the locking assembly includes a connecting box, one end of the connecting box is fixedly connected to one side of the outer surface of the fixing ring, the interior of the connecting box is slidably connected with a connecting plate, one side of the connecting plate is fixedly connected with a locking block, the upper surface of the connecting plate is fixedly connected with a pull rod, the other side of the outer surface of the connecting plate is fixedly connected with a plurality of reset springs, and one end of the reset spring is fixedly connected to one side of the interior of the connecting box.

[0015] As a preferred solution of the construction site safety protection device described in the utility model, wherein: a slide groove is opened on the upper surface of the connecting box, the outer surface of the pull rod is slidably connected to the inner wall of the slide groove, one end of the ball cage universal joint is fixedly connected to the outer surface of one end of the connecting box, and the outer surface of the locking block is fitted to the outer surface of the ratchet.

[0016] Beneficial effects of the utility model:

[0017] By setting the winding unit, the protective net can be stored inside the shell when not in use, so that the volume of the device can be reduced, which makes it convenient to carry. Multiple winding units can be spliced ​​together through the connecting unit, which facilitates the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 A three-dimensional diagram of a construction site safety protection device proposed by the utility model;

[0020] Figure 2 for Figure 1 Schematic diagram of a winding unit;

[0021] Figure 3 for Figure 1 Schematic diagram of the connection unit;

[0022] Figure 4 for Figure 2 Enlarged view of point A.

[0023] In the figure: 100, winding unit; 101, housing; 102, winding rod; 103, coil spring; 104, opening; 105, protective net; 200, fixing unit; 201, base; 202, magnet; 203, suction cup; 204, screw hole; 300, connecting unit; 301, fixing ring; 302, snap-on assembly; 302a, connecting ring; 302b, ratchet; 302c, connecting shaft; 303, locking assembly; 303a, connecting box; 303b, connecting plate; 303c, locking block; 303d, pull rod; 303e, return spring; 303f, slide groove; 304, ball cage universal joint. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0027] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0028] Reference Figure 1-4 The utility model provides a construction site safety protection device, including:

[0029] The winding unit 100 includes a housing 101, a winding rod 102 is rotatably connected to the inside of the housing 101, both ends of the winding rod 102 are fixedly connected to coil springs 103, an opening 104 is opened on the outer surface of one side of the housing 101, a protective net 105 is fixedly connected to the outer surface of the winding rod 102, and the outer surface of the protective net 105 is slidably connected to the inner wall of the opening 104;

[0030] The fixing unit 200 includes a base 201, the upper surface of the base 201 is fixedly connected to the lower end of the housing 101, a magnet 202 is fixedly connected to the outer edge of the lower surface of the base 201, and a suction cup 203 is fixedly connected to the middle of the lower surface of the base 201. A screw hole 204 is provided on the outer edge of the upper surface of the base 201, the base 201 is a disc, and a vertical plane is provided on the outer surface of one side of the base 201;

[0031] The connection unit 300 includes a fixing ring 301, one end of which is provided with a snap-on assembly 302, the other end of which is provided with a locking assembly 303, one end of which is provided with a ball cage universal joint 304, and the other end of which is fixedly connected to the outer surface of the housing 101. The combination of the coil spring 103 and the winding rod 102 can realize the automatic retraction and release of the protective net 105, and the tension is automatically adjusted by the internal elastic force, so as to ensure that the protective net 105 always maintains proper tension under various environmental conditions, effectively avoiding safety hazards caused by relaxation. The design of the magnet 202 and the suction cup 203 on the base 201 provides a variety of fixing methods, so that the device can be stably installed on the ground or structure of various materials, increasing the flexibility of the use scenario. The disc design of the base 201 and the setting of the screw hole 204 further enhance the stability of the overall structure and make the installation process simpler and faster.

[0032] The clamping assembly 302 includes a connecting ring 302a, one end of which is provided with a connecting shaft 302c, and the outer surface of the connecting ring 302a is fixedly connected with a ratchet 302b, and one end of the connecting ring 302a is rotatably connected to one end of the fixing ring 301 through the connecting shaft 302c. The middle part of the outer surface of the fixing ring 301 is hollow, and the size between the fixing ring 301 and the connecting ring 302a is consistent with the diameter of the housing 101. The ratchet 302b cooperates with the fixing ring 301 to achieve fast and stable connection and unlocking. The existence of the ratchet 302b provides adjustable bonding strength and position accuracy, and the connecting shaft 302c allows the connecting ring 302a to rotate on the fixing ring 301, so that the entire device can be more flexibly adjusted in direction during installation to better adapt to the specific conditions of the construction site.

[0033] Furthermore, the locking assembly 303 includes a connection box 303a, one end of which is fixedly connected to one side of the outer surface of the fixing ring 301, a connection plate 303b is slidably connected inside the connection box 303a, a locking block 303c is fixedly connected to one side of the connection plate 303b, a pull rod 303d is fixedly connected to the upper surface of the connection plate 303b, and a plurality of return springs 303e are fixedly connected to the outer surface of the other side of the connection plate 303b, and one end of the return spring 303e is fixedly connected to one side of the inner part of the connection box 303a. A slide groove 303f is provided on the upper surface of the connection box 303a, the outer surface of the pull rod 303d is slidably connected to the inner wall of the slide groove 303f, one end of the ball cage universal joint 304 is fixedly connected to the outer surface of one end of the connection box 303a, and the outer surface of the locking block 303c is attached to the outer surface of the ratchet 302b. The connection plate 303b is moved to achieve precise engagement and separation with the ratchet 302b. When unlocking is required, the pull rod 303d is pulled outward, causing the connecting plate 303b to move along the slide groove 303f, and pulling the locking block 303c to separate from the ratchet 302b, thereby achieving convenient fixing and disassembly. The return spring 303e provides the necessary reverse force to ensure that the connecting plate 303b can automatically return to the original position after unlocking.

[0034] During use, first fix one of the winding units 100 in a suitable position through the fixing unit 200, and the suction cup 203 and the magnet 202 can be fixed to the column, and the magnet 202 can increase the counterweight, thereby pulling the winding unit 100 on the other side to fully open the protective net 105, and further open the snap-on assembly 302 and the fixing ring 301, and then select the appropriate position to install different winding units 100 for assembly as needed, so as to achieve convenient transportation and use.

[0035] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A construction site safety protection device, characterized in that: include: The winding unit (100) comprises a housing (101), a winding rod (102) being rotatably connected inside the housing (101), both ends of the winding rod (102) being fixedly connected to coil springs (103), an opening (104) being provided on the outer surface of one side of the housing (101), a protective net (105) being fixedly connected to the outer surface of the winding rod (102), and the outer surface of the protective net (105) being slidably connected to the inner wall of the opening (104); The fixing unit (200) comprises a base (201), the upper surface of the base (201) being fixedly connected to the lower end of the housing (101), the outer edge of the lower surface of the base (201) being fixedly connected to a magnet (202), and the middle portion of the lower surface of the base (201) being fixedly connected to a suction cup (203); The connection unit (300) comprises a fixing ring (301), one end of the fixing ring (301) is provided with a snap-on assembly (302), the other end of the fixing ring (301) is provided with a locking assembly (303), one end of the locking assembly (303) is provided with a ball cage universal joint (304), and the other end of the ball cage universal joint (304) is fixedly connected to the outer surface of the housing (101).

2. A construction site safety protection device according to claim 1, characterized in that: A screw hole (204) is provided on the outer edge of the upper surface of the base (201); the base (201) is in the form of a disc; and a vertical plane is provided on the outer surface of one side of the base (201).

3. A construction site safety protection device according to claim 1, characterized in that: The snap-on assembly (302) comprises a connecting ring (302a), one end of which is provided with a connecting shaft (302c), the outer surface of which is fixedly connected with a ratchet (302b), and one end of the connecting ring (302a) is rotatably connected to one end of a fixed ring (301) via a connecting shaft (302c).

4. A construction site safety protection device according to claim 3, characterized in that: The middle part of the outer surface of the fixing ring (301) is hollow, and the size between the fixing ring (301) and the connecting ring (302a) is consistent with the diameter of the outer shell (101).

5. A construction site safety protection device according to claim 1, characterized in that: The locking assembly (303) comprises a connection box (303a), one end of which is fixedly connected to one side of the outer surface of the fixing ring (301), a connection plate (303b) is slidably connected inside the connection box (303a), a locking block (303c) is fixedly connected to one side of the connection plate (303b), a pull rod (303d) is fixedly connected to the upper surface of the connection plate (303b), a plurality of return springs (303e) are fixedly connected to the outer surface of the other side of the connection plate (303b), and one end of the return spring (303e) is fixedly connected to one side of the interior of the connection box (303a).

6. A construction site safety protection device according to claim 5, characterized in that: The upper surface of the connecting box (303a) is provided with a slide groove (303f), the outer surface of the pull rod (303d) is slidably connected to the inner wall of the slide groove (303f), one end of the ball cage universal joint (304) is fixedly connected to the outer surface of one end of the connecting box (303a), and the outer surface of the locking block (303c) is fitted on the outer surface of the ratchet (302b).

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