CN219081221U

CN219081221U - Building protective fence

Info

Publication number: CN219081221U
Application number: CN202223493413.7U
Authority: CN
Inventors: 李鸿淦
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-26
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a building protective fence, which comprises a base, wherein a first vertical rod is arranged at the top end of the base, a first conical gear and a second conical gear are arranged at the bottom of the first vertical rod, a second vertical rod and a third vertical rod are respectively arranged at two sides of the top end of the base, a first cavity is formed in the first vertical rod, a rotating assembly is arranged in the first cavity, and a plurality of shielding assemblies are respectively arranged at two sides of the first vertical rod; according to the utility model, through the design of the shielding component, the rotating component, the first vertical rod, the second vertical rod and the third vertical rod, the first moving part drives the shielding part to move by rotating the second bevel gear, so that the height of the guardrail is adjusted, the two sides of the shielding part are fixedly connected with the first moving part and the second moving part respectively, and therefore, the shielding part is prevented from bending to cause gaps when the shielding part moves, and the safety in use of the guardrail is ensured.

Description

Building protective fence

Technical Field

The utility model relates to the technical field of building construction, in particular to a building protective fence.

Background

Building rail guard is in the use, needs to carry out effectual regulation to the height of rail guard according to different building height, and prior art's building rail guard is comparatively inconvenient to the height of rail guard in the use.

The patent with the bulletin number of CN 211143995U discloses a building protective fence convenient to adjust the height, the building protective fence comprises a base, a driving column is fixedly connected to the middle of the upper surface of the base, a cavity communicated with the driving column is formed in the driving column, a threaded rod is arranged in the driving column, the top end and the bottom end of the threaded rod are respectively connected with the inner top side wall and the inner bottom side wall of the driving column in a rotating mode, and a first bevel gear is sleeved at the bottom end of the threaded rod. This building rail guard of convenient height-adjusting has realized moving the pipe in vertical orientation through threaded rod and moving the pipe cooperation to moving the pipe and finally driving the folding and expansion of blocking device, having adjusted the use height of building rail guard, the normal use of this building rail guard of being convenient for, slip ring and sliding bar cooperation have guaranteed blocking device expansion and going on smoothly of folding process, thereby the smooth going on of the height-adjusting process of being convenient for, the normal use of this building rail guard of being convenient for.

But the blocking device both sides of this rail guard are not fixed setting, when the connecting rod did not stretch to the top, a plurality of blocking device of bottom can pile up and produce crooked to crooked part can form big space with the actuating post, thereby reduce the protection effect to the guardrail greatly, cause personnel to slide to the another side of guardrail in the space easily, cause danger.

Disclosure of Invention

The present utility model is directed to a building guard rail, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a building protective fence, which comprises a protective fence body,

the base is provided with a first vertical rod at the top end;

the bottom of the first vertical rod is provided with a first conical gear and a second conical gear;

the two sides of the top end of the base are respectively provided with a second vertical rod and a third vertical rod, a first cavity is formed in the first vertical rod, a rotating assembly is arranged in the first cavity, second cavities are respectively formed in the second vertical rod and the third vertical rod, round rods are respectively arranged in the two second cavities, and a plurality of shielding assemblies are respectively arranged on the two sides of the first vertical rod;

the rotating assembly comprises a screw, a first conical gear, a second conical gear and a plurality of first moving parts, wherein the first moving parts are arranged on the outer wall of the screw, and the first conical gear is arranged on the outer wall of the bottom of the screw;

the shielding assembly comprises a shielding piece and a second moving piece, and a plurality of second moving pieces are respectively arranged on one sides of the shielding pieces.

Preferably, the bottom fixedly connected with base of base, the top fixed connection of the bottom of first montant and base, the top and the bottom of first cavity inner wall are fixedly connected with bearing respectively, two the bearing overlaps the outer wall of establishing at screw rod top and bottom respectively.

Preferably, the top ends of the first moving parts are respectively provided with a first round hole, the first moving parts are respectively sleeved on the outer wall of the screw rod, one of the first moving parts is provided with threads on the inner wall of the first round hole, and the threads are meshed with the screw rod.

Preferably, the first conical gear is sleeved on the outer wall of the bottom of the screw, the first conical gear is meshed with the second conical gear, a second round hole is formed in the bottom of the front face of the first vertical rod, a rotating rod is inserted in the second round hole, the front face of the second conical gear is fixedly connected with the back face of the rotating rod, and the front face of the rotating rod is fixedly connected with a rotating disc.

Preferably, a plurality of circular through grooves are respectively formed in one side of the shielding piece, a plurality of long rods are respectively inserted into the circular through grooves, two ends of the long rods are respectively fixedly connected with one sides of a plurality of screws and one sides of a plurality of second moving pieces, rectangular holes are respectively formed in two sides of the first vertical rod, one sides of the second vertical rod and one side of the third vertical rod, and two ends of the long rods are respectively inserted into the four rectangular holes.

Preferably, the bottom of second montant and third montant respectively with the both sides fixed connection on base top, two the top and the bottom of second cavity inner wall respectively with the top and the bottom fixed connection of two round bars, a plurality of the third round hole has been seted up respectively on the top of second moving part, a plurality of the second moving part overlaps respectively and establishes the outer wall at two round bars.

Preferably, the two ends of one side of the second vertical rod are respectively and fixedly connected with an inserting block, the two ends of one side of the third vertical rod are respectively provided with a slot, the top ends of the two inserting blocks are respectively provided with a fourth round hole, the top ends of one side of the third vertical rod are respectively provided with a fifth round hole, and the two inserting blocks are respectively inserted into the two slots.

The utility model has the technical effects and advantages that:

according to the utility model, through the design of the shielding component, the rotating component, the first vertical rod, the second vertical rod and the third vertical rod, the first moving part drives the shielding part to move by rotating the second bevel gear, so that the height of the guardrail is adjusted, the two sides of the shielding part are respectively and fixedly connected with the first moving part and the second moving part, the middle shaft of the shielding part is always positioned on the middle shaft line of the first vertical rod when the shielding part moves, the shielding part cannot deviate, the shielding part cannot bend, gaps are formed, and the use safety of the guardrail is ensured.

Drawings

Fig. 1 is a schematic diagram of the front view structure of the present utility model.

Fig. 2 is a schematic cross-sectional elevation view of the present utility model.

Fig. 3 is an enlarged schematic view of fig. 2 a according to the present utility model.

Fig. 4 is an enlarged view of the structure B of fig. 2 according to the present utility model.

In the figure: 1. a base; 2. a first vertical rod; 3. a second vertical rod; 4. a third vertical rod; 5. a base; 6. a shield; 7. a first moving member; 8. a screw; 9. a first bevel gear; 10. a second bevel gear; 11. a second moving member; 12. a round rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides a building guard rail as shown in fig. 1-4, comprising,

the base 1, the top of the base 1 is provided with a first vertical rod 2;

the screw rod 8, the bottom of the first vertical rod 2 is provided with a first conical gear 9 and a second conical gear 10;

the two sides of the top end of the base 1 are respectively provided with a second vertical rod 3 and a third vertical rod 4, a first cavity is formed in the first vertical rod 2, a rotating assembly is arranged in the first cavity, second cavities are respectively formed in the second vertical rod 3 and the third vertical rod 4, round rods 12 are respectively arranged in the two second cavities, and a plurality of shielding assemblies are respectively arranged on the two sides of the first vertical rod 2;

the rotating assembly comprises a screw rod 8, a first conical gear 9, a second conical gear 10 and a plurality of first moving pieces 7, wherein the first moving pieces 7 are arranged on the outer wall of the screw rod 8, and the first conical gear 9 is arranged on the outer wall of the bottom of the screw rod 8;

the shielding assembly comprises a shielding member 6 and a second moving member 11, the plurality of second moving members 11 being arranged on one side of the plurality of shielding members 6, respectively.

The bottom fixedly connected with base 5 of base 1, the bottom of first montant 2 and the top fixed connection of base 1, the top and the bottom of first cavity inner wall are fixedly connected with bearing respectively, two bearings cover are established at the outer wall of screw rod 8 top and bottom respectively, a plurality of pre-buried holes have been seted up respectively to the both sides on base 5 top for interlude pre-buried bolt, fixing device, the inside first cavity of first montant 2 extends to the inside of base 1, the shape of first cavity is cylindrically, bearing restriction screw rod 8 only can rotate.

First round holes are respectively formed in the top ends of the first moving parts 7, the first moving parts 7 are respectively sleeved on the outer wall of the screw rod 8, threads are formed in the inner wall of the first round hole of one first moving part 7, the threads are meshed with the screw rod 8, a first conical gear 9 is sleeved on the outer wall of the bottom of the screw rod 8, the first conical gear 9 is meshed with a second conical gear 10, a second round hole is formed in the bottom end of the front face of the first vertical rod 2, a rotating rod is inserted in the second round hole, the front face of the second conical gear 10 is fixedly connected with the back face of the rotating rod, and a rotating disc is fixedly connected with the front face of the rotating rod.

The first round hole of the first moving part 7, which is close to the top bearing of the first vertical rod 2, is provided with threads, the inner walls of the first round holes of the other first moving parts 7 are smooth, the first conical gear 9 and the second conical gear 10 are mutually perpendicular, the first conical gear 9 is sleeved on the outer wall of the screw rod 8, the first conical gear 9 is fixedly connected with the outer wall of the screw rod 8, and the rotating turntable can drive the rotating rod to rotate, so that the second conical gear 10 is driven to rotate.

The bottom of second montant 3 and third montant 4 respectively with the both sides fixed connection on base 1 top, the top and the bottom of two second cavity inner walls respectively with the top and the bottom fixed connection of two round bars 12, the third round hole has been seted up respectively on the top of a plurality of second moving parts 11, a plurality of second moving parts 11 cover are established respectively at the outer wall of two round bars 12, the both ends of second montant 3 one side are fixedly connected with inserted block respectively, the slot has been seted up respectively at the both ends of third montant 4 one side, the fourth round hole has been seted up respectively on the top of two inserted blocks, the fifth round hole has been seted up on the top of third montant 4 one side, two inserted blocks peg graft with two slots respectively.

The horizontal cross section of second cavity is T shape, and second moving part 11 is the cuboid, and second moving part 11 and one of them perpendicular groove joint of second cavity to restrict the rotation of second moving part 11, round bar 12 is smooth round bar, and second moving part 11 can be in the outer wall non-resistance slip of round bar 12, and the fourth round hole of inserted block and slot can link up, when inserted block and slot grafting, can make second montant 3 and third montant 4 connect through inserting montant or iron wire in the fourth round hole.

Circular through grooves are respectively formed in one side of the shielding pieces 6, long rods are respectively inserted into the circular through grooves, two ends of the long rods are fixedly connected with one side of the screw rods 8 and one side of the second moving pieces 11 respectively, rectangular holes are respectively formed in two sides of the first vertical rod 2, one side of the second vertical rod 3 and one side of the third vertical rod 4, and two ends of the long rods are respectively inserted into the four rectangular holes.

The stock is circular smooth stock, and the stock sets up in the middle part of shielding member 6, and a plurality of shielding members 6 in first montant 2 both sides, a plurality of shielding members 6 interconnect's position is provided with three hinge respectively to guarantee that adjacent shielding member 6 junction forms the hinge, make a plurality of shielding members 6 of one side be the zigzag and connect, the length of rectangular hole is the highest position when a plurality of shielding members 6 are expanded completely.

The working principle of the utility model is as follows:

when an operator uses the device, the inserting blocks of the second vertical rods 3 of the adjacent devices are inserted into the inserting grooves of the third vertical rods 4, then the clamping pieces are inserted into the first round holes, so that the two devices are connected, and then the base 5 is fixed with the ground through the embedded bolts;

in clockwise rotation of the rotary table, the rotary table drives the rotary shaft to rotate, the rotary shaft drives the second bevel gear 10 to synchronously rotate, the second bevel gear 10 is meshed with the first bevel gear 9 to drive the first bevel gear 9 to rotate, the first bevel gear 9 is fixedly connected with the screw rod 8 to drive the screw rod 8 to rotate, the first moving part 7 close to the top of the first vertical rod 2 is meshed with the threads on the outer wall of the screw rod 8, the long rods at the two ends of the first moving part 7 cannot rotate under the limit of the rectangular hole, so that the first moving part 7 moves towards the direction close to the top of the first vertical rod 2, the first moving part 7 drives the long rods to move, and the long rods drive the shielding part 6, the shielding piece 6 drives the next shielding piece 6 to synchronously move through the hinge, so that a plurality of shielding pieces 6 move gradually, the lifting of the guardrail is completed, the protection height of the guardrail is determined according to the height of the shielding piece 6 at the topmost end, the two ends of the long rod of the shielding piece 6 are fixedly connected with the first moving piece 7 and the second moving piece 11 respectively, the first moving piece 7 and the second moving piece 11 are sleeved on the outer walls of the screw rod 8 and the round rod 12 respectively, the screw rod 8 and the round rod 12 are positioned on the same plane, the shielding piece 6 is always positioned on the same plane with the central axis of the first vertical rod 2, the deflection is avoided, and the protection performance of the guardrail is guaranteed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A building protective fence, which comprises a protective fence body,

the device comprises a base (1), wherein a first vertical rod (2) is arranged at the top end of the base (1);

the bottom of the first vertical rod (2) is provided with a first conical gear (9) and a second conical gear (10); the method is characterized in that: the two sides of the top end of the base (1) are respectively provided with a second vertical rod (3) and a third vertical rod (4), a first cavity is formed in the first vertical rod (2), a rotating assembly is arranged in the first cavity, the second cavities are respectively formed in the second vertical rod (3) and the third vertical rod (4), round rods (12) are respectively arranged in the two second cavities, and a plurality of shielding assemblies are respectively arranged on the two sides of the first vertical rod (2);

the rotating assembly comprises a screw (8), a first conical gear (9), a second conical gear (10) and a plurality of first moving pieces (7), wherein the first moving pieces (7) are arranged on the outer wall of the screw (8), and the first conical gear (9) is arranged on the outer wall of the bottom of the screw (8);

the shielding assembly comprises shielding pieces (6) and second moving pieces (11), and a plurality of the second moving pieces (11) are respectively arranged on one side of the shielding pieces (6).

2. The building protective fence according to claim 1, wherein the bottom end of the base (1) is fixedly connected with a base (5), the bottom end of the first vertical rod (2) is fixedly connected with the top end of the base (1), the top end and the bottom end of the inner wall of the first cavity are respectively fixedly connected with bearings, and the two bearings are respectively sleeved on the outer walls of the top and the bottom of the screw (8).

3. The building protective fence according to claim 1, wherein first round holes are respectively formed in the top ends of the first moving parts (7), the first moving parts (7) are respectively sleeved on the outer wall of the screw (8), threads are formed in the inner wall of the first round holes of one first moving part (7), and the threads are meshed with the screw (8).

4. The building protective fence according to claim 1, wherein the first conical gear (9) is sleeved on the outer wall of the bottom of the screw rod (8), the first conical gear (9) is meshed with the second conical gear (10), a second round hole is formed in the bottom end of the front face of the first vertical rod (2), a rotating rod is inserted into the second round hole, the front face of the second conical gear (10) is fixedly connected with the back face of the rotating rod, and the front face of the rotating rod is fixedly connected with a rotating disc.

5. The building protective fence according to claim 1, wherein a plurality of circular through grooves are respectively formed in one side of the shielding piece (6), long rods are respectively inserted into the circular through grooves, two ends of the long rods are respectively fixedly connected with one sides of the plurality of screw rods (8) and one sides of the plurality of second moving pieces (11), rectangular holes are respectively formed in two sides of the first vertical rod (2), one sides of the second vertical rod (3) and one side of the third vertical rod (4), and two ends of the long rods are respectively inserted into the four rectangular holes.

6. The building protective fence according to claim 1, wherein the bottom ends of the second vertical rod (3) and the third vertical rod (4) are fixedly connected with two sides of the top end of the base (1), the top ends and the bottom ends of the inner walls of the two second cavities are fixedly connected with the top ends and the bottom ends of the two round rods (12), third round holes are respectively formed in the top ends of a plurality of second moving parts (11), and a plurality of second moving parts (11) are respectively sleeved on the outer walls of the two round rods (12).

7. The building protective fence according to claim 1, wherein two ends of one side of the second vertical rod (3) are respectively and fixedly connected with an inserting block, two ends of one side of the third vertical rod (4) are respectively provided with inserting grooves, the top ends of the two inserting blocks are respectively provided with a fourth round hole, the top end of one side of the third vertical rod (4) is provided with a fifth round hole, and the two inserting blocks are respectively inserted into the two inserting grooves.