CN217735348U

CN217735348U - A window frame rail guard for building field's installation of being convenient for

Info

Publication number: CN217735348U
Application number: CN202221719818.5U
Authority: CN
Inventors: 王�锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-04
Anticipated expiration: 2032-07-06

Abstract

The utility model belongs to the field of building protective guards, in particular to a window frame protective guard which is convenient to install and used in the field of buildings, which comprises a window frame, a protective guard, a nut assembly and a stop bolt; through reserve the stop bolt mounting hole on the window frame to fix the rail guard on the window frame through nut assembly and stop bolt, compare in traditional rail guard mounting method, the utility model discloses have locking function and rust-resistant function, and stop bolt can be very easy separate with the nut assembly, the dismantlement and the change of the later stage rail guard of being convenient for.

Description

A window frame rail guard for building field's installation of being convenient for

Technical Field

The utility model belongs to the building field especially relates to a window frame rail guard convenient to installation for building field.

Background

Buildings are usually provided with windows, which are opened to risk personnel and objects falling off, and thus it is necessary to install guard rails on the window frames. The traditional method for installing the protective guard is to install the protective guard outside a window by adopting a bolt or welding mode, and has the defects of high drilling risk, high positioning difficulty and high operation difficulty because holes need to be drilled outside a window frame. Later stage bolt drops easily, leads to the rail guard to drop, if choose for use fixed mounting, then later stage dismantlement and change the degree of difficulty great.

The utility model discloses a be convenient for window frame rail guard of installation for building field can effectively solve as above problem.

Disclosure of Invention

In order to solve the above-mentioned defects in the prior art, the utility model discloses a window frame rail guard convenient to installation for building field, it adopts following technical scheme to realize.

A window frame protective guard convenient to install and used for the building field comprises a window frame, a protective guard, a nut assembly and a stop bolt; wherein the window frame is provided with a guard rail mounting hole, a small hole is arranged at a corresponding position on the guard rail, and one side of the guard rail, which is far away from the window frame, is fixed with a nut assembly; the stop bolt can penetrate through the guard rail mounting hole, the small hole in the guard rail and is matched with the nut assembly.

The nut assembly comprises a shell, a hexagon nut, a limiting mechanism, a ring gear, a pinion, a rotating shaft and a knob; wherein, one end of the shell, which is contacted with the protective guard, is provided with a hexagon nut mounting hole and a hexagon nut; the limiting mechanism is provided with a plurality of first sliding grooves, and a limiting spring and a telescopic limiting block are arranged in the limiting mechanism; the limiting mechanism is fixedly connected with the shell, an annular groove is formed in one end, far away from the hexagon nut, of the limiting mechanism, the annular gear is installed in the annular groove and meshed with the pinion, and the pinion is connected with the knob through the rotating shaft.

The stop bolt is provided with a stop groove, can be inserted into a guard rail mounting hole on the window frame and is matched with the telescopic limiting block.

As a further improvement of the technology, the ring gear is provided with a limiting ring, and one surface of the ring gear, which is attached to the telescopic limiting block, is provided with threads.

As a further improvement of the technology, the telescopic limiting block comprises a telescopic cavity and a telescopic rod, wherein one end of the telescopic rod is positioned in the telescopic cavity and can only slide in the telescopic cavity, and the other end of the telescopic rod extends out of the telescopic cavity and is provided with a first inclined surface and a second inclined surface; a compression spring is arranged between the telescopic cavity and the telescopic rod; the surface of the telescopic cavity, which is attached to the ring gear, is provided with threads.

As a further improvement of the technology, the annular groove is internally provided with a limiting groove, and a limiting ring on the ring gear can be arranged in the limiting groove.

As a further improvement of the technology, the rotating shaft is fixedly connected with the pinion, the rotating shaft can only axially rotate and cannot radially slide, and a retainer ring is fixed at one end of the rotating shaft, which is far away from the pinion.

As a further improvement of the technology, the knob and the rotating shaft are relatively static in the axial direction and can slide relatively in the radial direction; a second sliding groove is formed in the knob, and one end of the second sliding groove is provided with a limiting ring; a compression spring is arranged in the second sliding chute, one end of the compression spring is tightly attached to the check ring, and the other end of the compression spring is tightly attached to the limiting ring; lugs are distributed on the outer side of the knob in an annular mode, and an inclined plane is arranged on one side of each lug.

As a further improvement of the technology, the shell is provided with a groove, and the groove is provided with an inclined surface and can be matched with the inclined surface on the lug.

As a further improvement of the present technology, the above-mentioned limit spring is a compression spring.

As a further improvement of the technology, the nut assembly can be fixed on the protective guard by welding.

As a further improvement of the technology, one side of the stop groove is an inclined surface and is matched with the second inclined surface, and the other side of the stop groove is a straight surface.

Compare in traditional window frame rail guard, the utility model discloses a beneficial effect as follows:

1. the protective guard does not need to be installed by punching on the outer side of the window frame, so that the risk of high-altitude operation of installation personnel is avoided.

2. The anti-loosening bolt is adopted, so that the problem that the guard rail falls off due to loosening of the bolt is solved.

3. The nut assembly is in a sealing state, and the threads are prevented from being rusted.

4. The bolt can be easily loosened through the knob, and the later protective guard is convenient to detach and replace.

Drawings

Fig. 1 is a three-dimensional view of a window frame.

FIG. 2 is a view of the stop bolt and nut assembly.

FIG. 3 is a cross-sectional view of a stop bolt connection.

Fig. 4 is an external view of the nut assembly.

Fig. 5 is a perspective view of the nut assembly.

Fig. 6 is a cross-sectional view of the nut.

Figure 7 is a ring gear operating diagram.

Fig. 8 is a knob installation view.

Fig. 9 is a view of the groove and projection mating.

FIG. 10 is an outline view of a stop bolt.

Fig. 11 is a retractable structure diagram.

Fig. 12 is a view of the engagement of the retractable stopper with the ring gear.

Fig. 13 is a sectional view of the stopper mechanism.

Number designation in the figures: 1. a window frame; 2. protecting the fence; 3. a stop bolt; 4. guard rail mounting holes; 5. a nut assembly; 6. a housing; 7. a hexagonal nut; 8. a limiting mechanism; 9. a ring gear; 10. a pinion gear; 11. a rotating shaft; 12. a knob; 13. a protective pad; 14. a limiting ring; 16. a first inclined plane; 17. a second inclined plane; 18. a limiting groove; 19. a retainer ring; 20. a second chute; 21. a limiting ring; 22. A limiting spring; 23. a bump; 24. a groove; 25. a telescopic limiting block; 26. a stopper groove; 27. A first chute; 28. an annular groove; 29. a telescopic cavity; 30. a telescopic rod.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples or figures are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, it includes a window frame 1, a guard rail 2, a nut assembly 5 and a stop bolt 3; wherein, a window frame 1 is provided with a protective guard mounting hole 4, a corresponding position on the protective guard 2 is provided with a small hole, and one side of the protective guard 2 far away from the window frame 1 is fixed with a nut assembly 5; the stop bolt 3 can pass through the guard rail mounting hole 4 and the small hole on the guard rail 2 and is matched with the nut assembly 5.

As shown in fig. 6 and 7, the nut assembly 5 includes a housing 6, a hexagonal nut 7, a limiting mechanism 8, a ring gear 9, a pinion 10, a rotating shaft 11, and a knob 12; wherein, one end of the shell 6, which is contacted with the protective guard 2, is provided with a hexagon nut mounting hole and a hexagon nut 7; as shown in fig. 13, the limiting mechanism 8 is provided with a plurality of first sliding grooves 27, and a limiting spring 22 and a telescopic limiting block 25 are arranged inside the first sliding grooves; the limiting mechanism 8 is fixedly connected with the shell 6, an annular groove 28 is formed in one side of one end, far away from the hexagonal nut 7, of the limiting mechanism, the annular gear 9 is installed in the annular groove 28 and meshed with the pinion 10, and the pinion 10 is connected with the knob 11 through the rotating shaft 11.

As shown in fig. 10, the stop bolt 3 is provided with a stop groove 26, and the stop bolt 3 can be inserted into the guard rail mounting hole 4 of the window frame 1 and cooperate with the retractable stopper 25.

As shown in fig. 12, the ring gear is provided with a limiting ring, and one surface of the ring gear, which is attached to the telescopic limiting block, is provided with threads.

As shown in fig. 11, the telescopic limiting block 25 includes a telescopic cavity 29 and a telescopic rod 30, wherein one end of the telescopic rod 30 is located inside the telescopic cavity 29 and can only slide in the telescopic cavity 29, and the other end of the telescopic rod extends out of the telescopic cavity 29 and has a first inclined surface 16 and a second inclined surface 17; a compression spring is arranged between the telescopic cavity 29 and the telescopic rod 30, so that the telescopic limiting block 25 is ensured to be in an extension state under the condition of no external force. The face of the telescope chamber 29 that abuts the ring gear 9 is threaded. The telescopic cavity 29 can slide up and down in the first sliding chute 27 under the action of the ring gear 9, and the telescopic rod 30 passes through a small hole at the lower end of the first sliding chute 27 and can lock the stop bolt 3.

As shown in fig. 6, the annular groove 28 has a limiting groove 18 therein, and the limiting ring 14 of the ring gear 9 can be rotatably mounted in the limiting groove 18.

As shown in fig. 7 and 8, the rotating shaft 11 is fixedly connected with the pinion 10, the rotating shaft 11 can only axially rotate and can not radially slide, and a retainer ring 19 is fixed at one end of the rotating shaft 11 far away from the pinion 10.

As shown in fig. 8, the knob 12 is axially stationary relative to the rotary shaft 11 and is radially slidable relative to the rotary shaft; a second sliding groove 20 is formed in the knob 12, and a limiting ring 21 is arranged at one end of the second sliding groove 20; a compression spring is arranged in the second chute 20, one end of the compression spring is tightly attached to the retainer ring 19, and the other end of the compression spring is tightly attached to the limiting ring 21; the outer side of the knob 12 is annularly distributed with a convex block 23, and one side of the convex block 23 is provided with an inclined plane.

As shown in fig. 9, the housing 6 has a groove 24, and the groove 24 has an inclined surface and can be matched with the inclined surface of the protrusion 23; the knob 12 is rotated when no force is applied to the knob 12, when the stop bolt 3 needs to be opened, the knob 12 is rotated, the knob 12 can be easily rotated due to the cooperation of the inclined surfaces, the ring gear 9 is driven to rotate by the pinion 10, the ring gear 9 drives the telescopic limiting block 25 to move upwards and separate from the stop bolt 3, and the stop bolt 3 is prevented from being clamped due to the fact that the projection 23 and the groove 24 only have the inclined surfaces on one side, and the knob 12 is prevented from rotating reversely; after the stop bolt 3 is taken out, the knob 12 is pulled out, and the retractable limit block 25 is returned to the position by reversely rotating the knob 12.

As shown in fig. 6, the stopper spring 22 is a compression spring.

As shown in fig. 1, the nut assembly 5 may be fixed to the guard rail 2 by welding.

As shown in fig. 10, the stopper groove 26 has a slope on one side and is engaged with the second slope 17, and a straight surface on the other side.

The specific working process comprises the following steps: the guard rail mounting holes 4 are reserved when the window frame 1 is manufactured, and the guard rail mounting holes are plugged by using plugs.

When the protective guard 2 is installed at the later stage, the plug on the protective guard installation hole 4 is taken away, four small holes are punched in the protective guard 2 according to the positions of the holes, four nut assemblies 5 are welded at the rear ends of the holes, the protective guard 2 is tightly attached to the window frame 1 and corresponds to the protective guard installation hole 4 in the window frame 1, the stop bolt 3 penetrates through the protective guard installation hole 4 in the window frame 1 and the small holes in the protective guard 2, the stop bolt 3 is rotated to enable the stop bolt 3 to be screwed into the hexagon nut 7 and penetrate through the hexagon nut 7 to continue to rotate, the stop bolt 3 contacts the first inclined surface 16 on the telescopic rod 30, and the telescopic rod 30 is jacked up; the stop bolt 3 is rotated continuously, the stop groove 26 reaches the position of the telescopic rod 30, the stop bolt 3 is rotated continuously, and the telescopic rod 30 can be pushed out of the stop groove 26 due to the fact that the side wall of the stop groove 26 is matched with the second inclined surface 17 on the telescopic rod 30, and the stop bolt can rotate continuously.

After the stop bolt 3 rotates to the extreme position, the stop bolt stops rotating and rotates reversely for an angle, so that the stop groove 26 on the stop bolt 3 is overlapped with the telescopic rod 30, the telescopic rod 30 is positioned in the stop groove 26 and clamps the stop groove 26, the stop bolt 3 cannot rotate continuously in the reverse direction, and the looseness of the stop bolt 3 is avoided.

If the protective guard 2 needs to be disassembled, only the knob 12 needs to be screwed, the ring gear 9 can be driven to rotate through the pinion 10, and finally the telescopic cavity 29 is driven to slide upwards, at the beginning, the telescopic cavity 29 moves upwards relative to the telescopic rod 30 under the action of the compression spring, the telescopic limiting block 25 extends gradually, but the telescopic rod 30 does not break away from the stop groove 26, after the telescopic limiting block 25 reaches the limit length, the telescopic rod 30 is located at the lowest end of the telescopic cavity 29 and continues to slide upwards, the telescopic rod 30 moves upwards simultaneously with the telescopic cavity 29 and finally breaks away from the stop groove 26, the limiting effect on the stop bolt 3 is lost, the stop bolt 3 is screwed at the moment, and the stop bolt 3 can be screwed out.

After the stop bolt 3 is screwed out, the retractable limiting block 25 can be restored to the initial position only by pulling up the knob 12 and reversely rotating.

Claims

1. The utility model provides a window frame rail guard for building field's installation of being convenient for which characterized in that: the window frame comprises a window frame, a protective guard, a nut assembly and a stop bolt; wherein, a window frame is provided with a guard rail mounting hole, a corresponding position on the guard rail is provided with a small hole, and one side of the guard rail far away from the window frame is fixed with a nut assembly; the stop bolt can penetrate through the guard rail mounting hole and the small hole in the guard rail and is matched with the nut assembly;

the nut assembly comprises a shell, a hexagon nut, a limiting mechanism, a ring gear, a pinion, a rotating shaft and a knob; wherein, one end of the shell, which is contacted with the protective guard, is provided with a hexagon nut mounting hole and a hexagon nut; the limiting mechanism is provided with a plurality of first sliding grooves, and a limiting spring and a telescopic limiting block are arranged in the limiting mechanism; the limiting mechanism is fixedly connected with the shell, an annular groove is formed in one end, far away from the hexagon nut, of the limiting mechanism, the annular gear is installed in the annular groove and meshed with the pinion, and the pinion is connected with the knob through the rotating shaft;

2. A window frame guard rail for the construction field easy to install according to claim 1, wherein: the ring gear is provided with a limiting ring, and threads are arranged on one surface of the ring gear, which is attached to the telescopic limiting block.

3. A window frame guard rail for an easy installation in the construction field as claimed in claim 2, wherein: the telescopic limiting block comprises a telescopic cavity and a telescopic rod, wherein one end of the telescopic rod is positioned in the telescopic cavity and can only slide in the telescopic cavity, and the other end of the telescopic rod extends out of the telescopic cavity and is provided with a first inclined surface and a second inclined surface; a compression spring is arranged between the telescopic cavity and the telescopic rod; one surface of the telescopic cavity, which is attached to the ring gear, is provided with threads.

4. A window frame guard rail for the construction field easy to install according to claim 2, wherein: the annular groove is internally provided with a limiting groove, and a limiting ring on the annular gear can be arranged in the limiting groove.

5. A window frame guard rail for the construction field easy to install according to claim 1, wherein: the rotating shaft is fixedly connected with the pinion, the rotating shaft can only axially rotate and cannot radially slide, and a retainer ring is fixed at one end, far away from the pinion, of the rotating shaft.

6. A window frame guard rail for facilitating installation in the construction field as claimed in claim 5, wherein: the knob and the rotating shaft are relatively static in the axial direction and can relatively slide in the radial direction; a second sliding groove is formed in the knob, and one end of the second sliding groove is provided with a limiting ring; a compression spring is arranged in the second sliding chute, one end of the compression spring is tightly attached to the check ring, and the other end of the compression spring is tightly attached to the limiting ring; lugs are distributed on the outer side of the knob in an annular mode, and an inclined plane is arranged on one side of each lug.

7. A window frame guard rail for facilitating installation in the field of construction according to claim 6, wherein: the shell is provided with a groove, and the groove is provided with an inclined plane and can be matched with the inclined plane on the lug.

8. A window frame guard rail for an easy installation in the construction field as claimed in claim 1, wherein: the limiting spring is a compression spring.

9. A window frame guard rail for an easy installation in the construction field as claimed in claim 1, wherein: the nut assembly can be fixed on the protective guard in a welding mode.

10. A window frame guard rail for the construction field easy to install according to claim 1, wherein: one side of the stop groove is an inclined plane and is matched with the second inclined plane, and the other side of the stop groove is a straight plane.