Horizontal hole rapid installation protection device used before concrete pouring

Abstract

The utility model relates to the technical field of concrete pouring holes, and discloses a horizontal hole rapid installation protection device before concrete pouring, the middle part of a bevel gear I is fixedly connected with a rotating shaft II, the rotating shaft II penetrates through the upper part of a protection plate, and one side, far away from the bevel gear I, of the protection plate is fixedly connected with a knob; the middle of the second rotating shaft is fixedly connected with a limiting disc, and the side, away from the protection plate, of the lead screw is in threaded connection with a first extension plate. According to the concrete pouring hole protection device, by rotating the rotary knob, the lead screw rotates to enable the first extension plate and the second extension plate to move outwards along the lead screw through limiting of the protection plate, and the first extension plate and the second extension plate move outwards, so that the overall area of the concrete pouring hole protection device can be increased; and the protection device can be adjusted according to the size of the concrete pouring hole, so that the practicability of the protection device for the concrete pouring hole is higher, and the integrity of the concrete pouring hole can be effectively kept.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete pouring hole openings, in particular to a quick installation protective device for a horizontal hole opening before concrete pouring. Background Art

[0002] In the concrete pouring process, openings are an important component and are usually used for specific engineering needs or design considerations. Openings can be reserved for the later installation of pipes, cables or other equipment, or they can be temporary for material transportation or personnel entry and exit during construction.

[0003] The prior art has the following deficiencies: the existing protective device cannot be adjusted according to the size of the concrete pouring hole, so that the adaptability of the protective device is poor; the existing concrete pouring hole protective device is too heavy to adjust the height, making the protective device very inconvenient to install. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a protective device for quickly installing a horizontal opening before concrete pouring.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a protective device for quickly installing a horizontal opening before concrete pouring, comprising a base plate and an extension mechanism, the extension mechanism comprising a protection plate, two connecting buckles are fixedly connected on both sides of the protection plate, one side of the protection plate is slidably connected with an extension plate 2, the internal thread of the extension plate 2 is connected with a screw rod, the middle part of the screw rod is fixedly connected with a bevel gear 2, the protection plate is fixedly connected with a limiting plate 2, the screw rod passes through and is rotatably connected to the middle part of the limiting plate 2, the bevel gear 2 is meshingly connected with a bevel gear 1, the middle part of the bevel gear 1 is fixedly connected with a rotating shaft 2, the rotating shaft 2 passes through the top of the protection plate, the side of the rotating shaft 2 away from the bevel gear 1 is fixedly connected with a knob, the middle part of the rotating shaft 2 is fixedly connected with a limiting disk, and the side of the screw rod away from the protection plate is threadedly connected with the extension plate 1.

[0006] As a further description of the above technical solution:

[0007] The limit plate is rotatably connected to the upper surface of the protection plate, the extension plate 1 is slidably connected to the other side of the protection plate, the screw rod is provided with two sets of opposite threads, the bevel gear 1, bevel gear 2, screw rod and limit plate 2 are all provided on the protection plate, the limit plate 2 is provided with two sets and is symmetrically divided, and the bevel gear 1 is provided above the bevel gear 2.

[0008] As a further description of the above technical solution:

[0009] The extension mechanism comprises a connecting buckle, a protection plate, a second rotating shaft, a limiting plate, a first bevel gear, a second bevel gear, a screw rod, a second limiting plate, a first extension plate, a second extension plate, and a knob.

[0010] As a further description of the above technical solution:

[0011] Two support rods are fixedly connected on both sides of the base plate, and handles are fixedly connected to the support rods. A protective column is fixedly connected to the base plate, and there are several protective columns. A luminous reminder plate is fixedly connected to the support rods, and two universal wheels are installed on the lower surface of the base plate.

[0012] As a further description of the above technical solution:

[0013] The bottom plate, universal wheels, support rods, handles, protection columns and luminous prompting boards are all provided in two groups and are symmetrically divided.

[0014] As a further description of the above technical solution:

[0015] The support rod is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating shaft 1, the connecting plate is fixedly connected with a limiting plate 1, the rotating shaft 1 is rotatably connected to the middle part of the limiting plate 1, the middle part of the rotating shaft 1 is fixedly connected with a rope-collecting reel, the rope-collecting reel is fixedly connected with a steel wire rope, the connecting plate is provided with a groove, and the steel wire rope is arranged in the groove.

[0016] As a further description of the above technical solution:

[0017] The first limit plate, the groove and the steel wire rope are all provided with two groups and are symmetrically divided.

[0018] As a further description of the above technical solution:

[0019] A ring block is fixedly connected to one side of the steel wire rope away from the rope-collecting reel. The ring block is sleeved on the connecting buckle. The ring blocks are provided in two groups and are symmetrically divided.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by turning the knob, the screw rod rotates so that the extension plate 1 and the extension plate 2 move outward along the screw rod through the limit of the protection plate. The extension plate 1 and the extension plate 2 move outward, thereby increasing the overall area of ​​the concrete pouring hole protection device, so that the protection device can be adjusted according to the size of the concrete pouring hole, thereby making the concrete pouring hole protection device more practical and effectively maintaining the integrity of the concrete pouring hole.

[0022] 2. In the utility model, by setting a driving motor, the steel wire rope is wound with the annular block, the connecting buckle, the protective plate, the extension plate 1 and the extension plate 2 to move downward to adjust the position, so that the height of the protective device at the concrete pouring hole can be adjusted when installing the protective device, avoiding the inconvenience of adjustment due to inaccurate position, and effectively improving the accuracy of the installation of the protective device at the concrete pouring hole, so that the concrete pouring hole is more convenient and faster when protecting. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional schematic diagram of a protective device for quickly installing a horizontal opening before concrete pouring proposed by the utility model Figure 1 ;

[0024] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0025] Figure 3 A three-dimensional schematic diagram of a protective device for quickly installing a horizontal opening before concrete pouring proposed by the utility model Figure 2 ;

[0026] Figure 4 This is a schematic cross-sectional structure diagram of the extension mechanism proposed by the utility model.

[0027] Legend:

[0028] 1. Bottom plate; 2. Universal wheel; 3. Support rod; 4. Handle; 5. Protection column; 6. Luminous reminder board; 7. Connecting plate; 8. Driving motor; 9. Rotating shaft 1; 10. Limiting plate 1; 11. Rope reel; 12. Groove; 13. Wire rope; 14. Ring block; 15. Connecting buckle; 16. Protection plate; 17. Rotating shaft 2; 18. Limiting plate; 19. Bevel gear 1; 20. Bevel gear 2; 21. Screw; 22. Limiting plate 2; 23. Extension plate 1; 24. Extension plate 2; 25. Knob. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-Figure 4, an embodiment provided by the utility model: a quick installation protective device for a horizontal opening before concrete pouring, a bottom plate 1, an extension mechanism, the extension mechanism includes a protection plate 16, two connecting buckles 15 are fixedly connected on both sides of the protection plate 16, an extension plate 24 is slidably connected on one side of the protection plate 16, a screw rod 21 is threadedly connected inside the extension plate 24, a bevel gear 20 is fixedly connected to the middle of the screw rod 21, a limit plate 22 is fixedly connected inside the protection plate 16, the screw rod 21 penetrates and is rotatably connected to the middle of the limit plate 22, and the bevel gear 20 is meshed and connected with a bevel gear Wheel 19, the middle part of bevel gear 19 is fixedly connected with shaft 2 17, shaft 2 17 passes through the top of protection plate 16, the side of shaft 2 17 away from bevel gear 19 is fixedly connected with knob 25, the middle part of shaft 2 17 is fixedly connected with limit plate 18, the side of screw rod 21 away from protection plate 16 is threadedly connected with extension plate 1 23, the limit plate 18 is rotatably connected to the upper surface of protection plate 16, extension plate 1 23 is slidably connected to the other side of protection plate 16, screw rod 21 is provided with two sets of opposite threads, bevel gear 19, bevel gear 20, screw rod 21, limit plate The two limiting plates 22 are both arranged on the protection plate 16, and the two limiting plates 22 are provided with two groups and are symmetrically divided. The bevel gear 19 is arranged above the bevel gear 20. The extension mechanism includes a connecting buckle 15, a protection plate 16, a rotating shaft 17, a limiting plate 18, a bevel gear 19, a bevel gear 20, a screw rod 21, a limiting plate 22, an extension plate 1 23, an extension plate 24, and a knob 25. By rotating the knob 25, the knob 25 rotates the rotating shaft 17, and the middle part of the rotating shaft 17 rotates along the protection plate 16 with the limiting plate 18, and the other side of the rotating shaft 17 rotates with the bevel gear 19. The rotation of bevel gear 19 drives bevel gear 20 to rotate, and the rotation of bevel gear 20 drives screw rod 21 to rotate along the middle part of limit plate 22. The rotation of screw rod 21 makes extension plate 1 23 and extension plate 2 24 move outward along screw rod 21 through the limit of protection plate 16. Extension plate 1 23 and extension plate 2 24 move outward, thereby increasing the overall area of ​​the concrete pouring hole protection device, so that the protection device can be adjusted according to the size of the concrete pouring hole, thereby making the concrete pouring hole protection device more practical and effectively maintaining the integrity of the concrete pouring hole.

[0031] Two support rods 3 are fixedly connected on both sides of the bottom plate 1, and handles 4 are fixedly connected to the support rods 3. A protective column 5 is fixedly connected to the bottom plate 1, and a plurality of protective columns 5 are provided. A luminous prompt plate 6 is fixedly connected to the support rod 3. Two universal wheels 2 are installed on the lower surface of the bottom plate 1. The bottom plate 1, the universal wheel 2, the support rod 3, the handle 4, the protective column 5, and the luminous prompt plate 6 are all provided with two groups and are symmetrically divided. A connecting plate 7 is fixedly connected to the support rod 3, and a connecting plate 7 is fixedly connected to the connecting plate 7. A driving motor 8 is connected, and a rotating shaft 9 is fixedly connected to the output end of the driving motor 8. A limiting plate 10 is fixedly connected to the connecting plate 7, and the rotating shaft 9 is rotatably connected to the middle part of the limiting plate 10. A rope reel 11 is fixedly connected to the middle part of the rotating shaft 9, and a steel wire rope 13 is fixedly connected to the rope reel 11. A groove 12 is provided on the connecting plate 7, and the steel wire rope 13 is arranged in the groove 12. The limiting plate 10, the groove 12, and the steel wire rope 13 are all provided with two groups and are symmetrically divided. The wire rope 13 is fixedly connected with an annular block 14 on one side away from the rope collecting reel 11, and the annular block 14 is sleeved on the connecting buckle 15. The annular block 14 is provided with two groups and is symmetrically divided. By pulling the handle 4, the protective device is pulled to the concrete pouring hole through the universal wheel 2, and a driving motor 8 is provided. The output end of the driving motor 8 rotates with the rotating shaft 19, and the rotating shaft 19 rotates with the rope collecting reel 11 to rotate along the middle part of the limiting plate 10. The rope collecting reel 11 rotates to make the wire rope 13 wind around the rope collecting reel 11. The wire rope 13 winds with the annular block 14, the connecting buckle 15, the protective plate 16, the extension plate 123, and the extension plate 24 to move downward to adjust the position, so that the height of the protective device can be adjusted when installing the concrete pouring hole, avoiding the inconvenience of adjustment due to inaccurate position, and can effectively improve the accuracy of the installation of the protective device at the concrete pouring hole, so that the concrete pouring hole is more convenient and faster to protect.

[0032] Working principle: first, pull the handle 4 through the universal wheel 2 to pull the protective device to the concrete pouring hole, set the drive motor 8, the output end of the drive motor 8 rotates with the rotating shaft 9, the rotating shaft 9 rotates with the rope reel 11 to rotate along the middle of the limit plate 10, the rope reel 11 rotates to make the wire rope 13 wind along the rope reel 11, the wire rope 13 winds with the annular block 14, the connecting buckle 15, the protective plate 16, the extension plate 123, and the extension plate 24 to move downward to adjust the position, so that the height of the protective device can be adjusted when installing the concrete pouring hole, avoiding the inconvenience of adjustment due to inaccurate position, and can effectively improve the accuracy of the installation of the protective device at the concrete pouring hole, so that the concrete pouring hole is more convenient and faster when protecting. By rotating the knob 25, the knob 25 rotates the rotating shaft 2 17, and the middle part of the rotating shaft 2 17 rotates along the protection plate 16 with the limiting plate 18, and the other side of the rotating shaft 2 17 rotates with the bevel gear 19, and the rotation of the bevel gear 19 rotates the bevel gear 20, and the rotation of the bevel gear 20 rotates the screw rod 21 along the middle part of the limiting plate 22, and the rotation of the screw rod 21 makes the extension plate 1 23 and the extension plate 24 move outward along the screw rod 21 through the limitation of the protection plate 16, and the extension plate 1 23 and the extension plate 24 move outward, thereby increasing the overall area of ​​the concrete pouring hole protection device, so that the protection device can be adjusted according to the size of the concrete pouring hole, so that the concrete pouring hole protection device is more practical and can effectively maintain the integrity of the concrete pouring hole.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A protective device for quickly installing a horizontal opening before concrete pouring, characterized in that: The invention comprises a bottom plate (1) and an extension mechanism, wherein the extension mechanism comprises a protection plate (16), two connecting buckles (15) are fixedly connected to two sides of the protection plate (16), one side of the protection plate (16) is slidably connected to an extension plate (24), a screw rod (21) is internally threadedly connected to the extension plate (24), a bevel gear (20) is fixedly connected to the middle of the screw rod (21), a limiting plate (22) is fixedly connected to the protection plate (16), and the screw rod (21) penetrates and is rotatably connected to the limiting plate (22). The middle part of the plate 2 (22), the bevel gear 2 (20) is meshedly connected with the bevel gear 1 (19), the middle part of the bevel gear 1 (19) is fixedly connected with the rotating shaft 2 (17), the rotating shaft 2 (17) passes through the top of the protection plate (16), the side of the rotating shaft 2 (17) away from the bevel gear 1 (19) is fixedly connected with a knob (25), the middle part of the rotating shaft 2 (17) is fixedly connected with a limit plate (18), and the side of the screw rod (21) away from the protection plate (16) is threadedly connected with the extension plate 1 (23).

2. The device for quickly installing a protective device for a horizontal opening before concrete pouring according to claim 1 is characterized in that: The limit plate (18) is rotatably connected to the upper surface of the protection plate (16), the extension plate (23) is slidably connected to the other side of the protection plate (16), the screw rod (21) is provided with two groups of opposite threads, the bevel gear (19), the bevel gear (20), the screw rod (21), and the limit plate (22) are all arranged on the protection plate (16), the limit plate (22) is provided with two groups and is symmetrically divided, and the bevel gear (19) is arranged above the bevel gear (20).

3. The device for quickly installing a protective device for a horizontal opening before concrete pouring according to claim 2 is characterized in that: Two support rods (3) are fixedly connected to both sides of the base plate (1), and handles (4) are fixedly connected to the support rods (3). A protective column (5) is fixedly connected to the base plate (1), and a plurality of protective columns (5) are provided. A luminous reminder plate (6) is fixedly connected to the support rods (3), and two universal wheels (2) are installed on the lower surface of the base plate (1).

4. The device for quickly installing a protective device for a horizontal opening before concrete pouring according to claim 3 is characterized in that: The base plate (1), universal wheel (2), support rod (3), handle (4), protection column (5) and luminous reminder plate (6) are all provided in two groups and are symmetrically divided.

5. The device for quickly installing a protective device for a horizontal opening before concrete pouring according to claim 4 is characterized in that: The support rod (3) is fixedly connected with a connecting plate (7), the connecting plate (7) is fixedly connected with a driving motor (8), the output end of the driving motor (8) is fixedly connected with a rotating shaft (9), the connecting plate (7) is fixedly connected with a limiting plate (10), the rotating shaft (9) is rotatably connected to the middle part of the limiting plate (10), the middle part of the rotating shaft (9) is fixedly connected with a rope-collecting reel (11), the rope-collecting reel (11) is fixedly connected with a steel wire rope (13), the connecting plate (7) is provided with a groove (12), and the steel wire rope (13) is arranged in the groove (12).

6. The device for quickly installing a protective device for a horizontal opening before concrete pouring according to claim 5, characterized in that: The limiting plate 1 (10), the groove (12) and the steel wire rope (13) are all provided in two groups and are symmetrically divided.

7. A protective device for quickly installing a horizontal opening before concrete pouring according to claim 6, characterized in that: A ring block (14) is fixedly connected to the side of the steel wire rope (13) away from the rope reel (11), and the ring block (14) is sleeved on the connecting buckle (15). The ring block (14) is provided with two groups and is symmetrically divided.

Images