CN220203580U - Hidden type ground pin connection port - Google Patents

Abstract

The utility model provides a hidden type ground foot connecting port, which comprises connecting feet, wherein central holes perpendicular to the ground are penetrated in the connecting feet, and threads matched with expansion screws of protective railings are formed in the central holes; a circular disc is arranged in the central hole, an elastic device is arranged between the circular disc and the bottom of the central hole, and the diameter of the circular disc is smaller than the inner diameter of the threads in the central hole; when the elastic device is not pressed, the wafer is flush with the top of the central hole. When the hidden type foot connecting port is used, the structure of the protective fence is not required to be improved, the expansion screw of the protective fence is screwed into the central hole of the connecting foot, the protective fence can be fixed, and meanwhile, the anti-rotation structure is arranged, so that the expansion screw can be well prevented from loosening, and the protective fence is prevented from tilting and collapsing. The hidden type ground foot connecting port is flush with the ground, the wafer plays a role in dust prevention, the next use is convenient, the ground is attractive and tidy, and the enterprise 6S management regulation is met.

Description

Hidden type ground pin connection port

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a hidden type foundation connecting port.

Background

In the engineering construction process, in order to guarantee construction safety, a protective guard is usually used as a fence at a construction site, and in the overhaul process of a power plant generator, an overhaul protective railing is erected in a ground temporary supporting mode without a firm fixed point, so that the railing structure is unstable, the overhaul protective railing is inclined or collapsed frequently, and the overhaul protective railing cannot meet overhaul protection requirements and also seriously influences construction safety.

In order to prevent the guard rail from collapsing and tilting, the guard rail is usually fastened with the ground by using expansion screws in the prior art, for example, the patent number is 202320281150.9, the patent name is an utility model patent of a temporary guard rail for building construction, and as can be seen from the attached drawing, the base of the guard rail is connected with the ground by using the expansion screws. After the construction is completed, holes are left in the ground, the ground attractiveness is greatly affected, the reserved holes are filled with dust and sundries, and the next use is affected.

The utility model patent number is 201921369836.3, the patent name is a guard rail for building construction, the left vertical rod and the right vertical rod are connected through inserting barbs into a plug post, the adjusting rod is rotated around the second fixed block, the mounting plate is rotated around the first fixed block, when the mounting plate is rotated to a transverse state, the mounting plate is connected with the ground through a foundation screw, the advantage of good stability is achieved, the problem that the existing guard rail for building construction is poor in stability effect, often shakes due to collision of workers, the guard rail is inclined in the use process and is easy to collapse is solved. This technical scheme improves the structure of rail guard, avoids the rail guard to take place the slope in the use to use the rag screw to be connected with ground, place the rail guard and collapse. According to the technical scheme, the guard rail needs to be replaced, so that the engineering construction cost is increased. Similarly, the ground is connected with the foundation screw, and as in the previous patent, holes are left on the ground after construction is completed, so that the ground is very influenced in appearance, and the left holes are filled with dust and sundries for a long time, so that the next use is influenced.

The utility model provides a patent number is 202223098268.2, and the patent name is a convenient firm safety protection railing's utility model patent, through setting up fixed block, draw-in groove, fixed axle and first spring cooperation jointly can splice the guardrail fast, easy operation has improved work efficiency, can improve the stability of guardrail through setting up supporting part, reduces the probability that the railing takes place the backward tilt.

The utility model relates to a safety guard rail for building construction, which is characterized in that 202222465545.2 is provided with a design that a support rod is connected through one side rotation of a fixing plate, when a guard rail main body is installed and placed, a rotating plate is rotated, the rotating plate drives a first connecting rod to rotate, the first connecting rod can rotate through the cooperation between two groups of synchronous wheels and a synchronous belt to drive two groups of second connecting rods to rotate, when the two groups of second connecting rods rotate, the two groups of screw rods are driven to rotate, the screw rods rotate to drive the fixing plate to move up and down through threaded holes, and the support rod drives a bottom plate to move, so that the advantages of improving the stability of the guard rail main body and avoiding the effect of inclined collapse caused by external collision are achieved.

The two patents above also improve the structure of the guard rail, and can well play roles in preventing tilting and collapse, but the structure of the guard rail becomes more complex, and in the actual utilization process, the guard rail needs to be replaced, so that the engineering construction cost is increased.

Disclosure of Invention

Aiming at the defects of high cost and unattractive ground in the prior art, which are caused by changing the structure of the guard rail and using expansion screws to fix the guard rail to prevent the guard rail from tilting and collapsing, the utility model provides the hidden type ground leg connecting port.

The above object of the present utility model is achieved by the following technical solutions:

a hidden type foot connecting port comprises connecting feet, wherein central holes perpendicular to the ground are penetrated in the connecting feet, and threads matched with expansion screws of guard rails are formed in the central holes; a circular disc is arranged in the central hole, an elastic device is arranged between the circular disc and the bottom of the central hole, and the diameter of the circular disc is smaller than the inner diameter of the threads in the central hole; when the elastic device is not pressed, the wafer is flush with the top of the central hole.

The hidden type foot connecting port is pre-buried underground in ground construction, and belongs to a pre-buried part. The connecting glue is firmly buried underground, threads are arranged in the central hole, and when the protective guard is installed, the protective guard is fastened with the central hole by using an expansion screw. In the process of screwing down the screw, the wafer in the central hole can descend along with screwing down of the expansion screw; when the protective guard is removed, the wafer in the central hole gradually rebounds to restore under the action of the elastic device. When the elastic device is not pressed, the wafer is flush with the top of the central hole, and the wafer plays a role in dust prevention so as to be used again later.

The diameter of the wafer is smaller than the inner diameter of the thread in the central hole, so that the wafer can move up and down in the central hole.

The utility model has simple structure and convenient use, and solves the big problem in the actual working condition by small parts. And the original protective guard does not need to be refitted or replaced, so that the engineering construction cost is saved. The utility model can be used for areas needing frequent detection and maintenance such as power plant generator maintenance areas. The connecting feet are pre-buried underground, so that the guard rail can be ensured to be stably utilized on the ground. The resilient means is preferably a spring.

Further, the elastic device is fixed with one side of the wafer close to the hole of the central hole.

Further, the top of the connecting pin is also fixed with a circular upper cover, the circular upper cover is provided with a hole communicated with the central hole, and the diameter of the circular upper cover is larger than the width of the connecting pin.

Further, the thickness of the round upper cover is 5 mm-10 mm.

The utility model is provided with the connecting feet and the round upper cover in the vertical direction, and when the round upper cover is embedded, the round upper cover is flush with the ground, and the thickness of the round upper cover is not large, so that the wafer is slightly lower than the ground. When the port is not used, the ground leveling is not influenced, so that the ground is tidier and more attractive, and the enterprise 6S management is met. The upper cover plays a role in protecting the connecting pins and the wafer and also plays an attractive role.

Further, the connecting pins are not cylindrical. The cylinder rotates easily, and the connecting leg does not play the effect of preventing rotating for the cylinder.

Further, the connecting pin is cuboid.

Furthermore, the bottom surface of the connecting pin is also fixed with a bottom plate, and the bottom plate protrudes from the bottom of the connecting pin to the periphery, namely the width of the bottom plate is larger than that of the connecting pin.

The bottom surface of connecting foot sets up the bottom plate, further plays the effect of preventing changeing.

Further, the bottom plate is a square frustum.

The connecting feet are cuboid and are provided with the bottom plate, so that the anti-rotation function is good, the expansion screw of the protective guard is prevented from loosening, and the protective guard is prevented from tilting and collapsing to the greatest extent. The bottom plate protrudes from the bottom of the connecting leg to the periphery to enable the bottom plate to be like the same hook, and when the bottom plate is subjected to the tensile force in the vertical direction, the bottom plate is hooked like the hook to prevent the hidden type foot connecting port from being pulled out, and the bottom plate has the tensile effect. According to the utility model, the actual working conditions that the guard rail is easily subjected to circumferential and vertical acting forces when being connected with the ground are considered, and the anti-rotation structure and the tensile structure are arranged, so that the guard rail has high practicability.

Compared with the prior art, the utility model has the following beneficial effects:

the hidden type foot connecting port extends into the ground, the top surface of the whole structure is flush with the ground, and the hidden type foot connecting port sequentially comprises a round upper cover, connecting feet and a bottom plate from top to bottom, wherein the round upper cover plays a role in protecting the connecting feet and the bottom plate and improving the management effect of a region 6S. The connecting feet are provided with central holes, springs and wafers are arranged in the central holes, and when the connecting feet are used, the wafers descend along with the screwing of the expansion screws of the guard rails; when the protective guard is removed, the wafer in the central hole gradually rebounds to restore under the action of the elastic device. The connecting feet are cuboid extending towards the vertical direction, and are also provided with bottom plates, and the connecting feet and the bottom plates play a role in preventing rotation.

When the hidden type foot connecting port is used, the structure of the protective guard is not required to be improved, the expansion screw of the protective guard is screwed into the central hole of the connecting foot, the protective guard can be fixed, and meanwhile, the anti-rotation and anti-tension structure is arranged, so that the expansion screw can be well prevented from loosening, and the protective guard is prevented from tilting and collapsing. The hidden type ground foot connecting port is flush with the ground, the wafer plays a role in dust prevention, the next use is convenient, the ground is attractive and tidy, and the enterprise 6S management regulation is met.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a hidden anchor connection port.

FIG. 2 is a schematic cross-sectional view of a hidden anchor connection port.

The connecting device comprises a bottom plate-1, connecting pins-2, a round upper cover-3, a central hole-4, a wafer-5, a spring-6 and a fastener-7.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be implemented in a number of different ways, which are defined and covered by the claims.

Examples

The hidden type ground connection port in this embodiment is used for power plant generator maintenance area, and when the factory building was under construction, with hidden type ground connection port pre-buried in ground, specific structure is as follows:

as shown in fig. 1 and 2, the hidden type foot connecting port comprises a bottom plate 1, connecting feet 2 and a round upper cover 3 from bottom to top, wherein the round upper cover 3 is flush with the ground; a central hole 4 perpendicular to the ground is penetrated in the connecting pin 2, and a thread matched with the expansion screw of the protective guard is arranged in the central hole 4; a circular disc 5 is arranged in the central hole 4, a spring 6 is arranged between the circular disc 5 and the bottom of the central hole 4, the spring 6 is fixed with one side, close to the inside of the central hole 4, of the circular disc 5, and the diameter of the circular disc 5 is smaller than the inner diameter of a thread in the central hole 4; when the spring 6 is not compressed, the disc 5 is flush with the top of the central hole 4.

The circular upper cover 3 is provided with a hole communicated with the central hole 4, and the diameter of the circular upper cover 3 is larger than the width of the connecting pin 2. Wherein the thickness of the round upper cover 3 is 5mm, and the round upper cover is connected with the connecting feet through the fasteners 7.

The connecting pin 2 is cuboid.

As shown in fig. 1, the bottom plate 1 protrudes from the bottom of the connection leg 2 to the periphery, i.e., the width of the bottom plate 1 is larger than the width of the connection leg 2. Preferably, the bottom of the bottom plate is raised upwards while the bottom plate protrudes to the periphery, similar to a hook. When the hidden type ground connection port is stressed in the vertical direction, the bottom plate is hooked like a hook, so that the hidden type ground connection port is prevented from being pulled out. Meanwhile, the shape of the bottom plate is not cylindrical, and the bottom plate plays a role in preventing rotation.

In the power plant generator maintenance area of the prior art, the guard rail is usually directly erected on the ground, but the guard rail is prone to incline and collapse in the mode. In order to prevent the guard rail from tilting and collapsing, the structure of the guard rail is usually improved, or the guard rail is fixed on the ground by using expansion screws, so that the cost is increased, the expansion screws are directly punched on the ground, holes are left on the ground, the beauty and maintenance are very unfavorable, and the expansion screws punched on the ground have the possibility of loosening and bouncing out. This application is to the not enough above, and when ground construction, the regional pre-buried hidden lower margin connection port that often needs to overhaul, this part simple structure, convenient to use need not the institutional advancement to the rail guard, has practiced thrift the cost. A connecting pin is arranged, a central hole 4 is formed in the connecting pin, a circular plate 5 with a spring 6 is placed in the central hole 4, and when an expansion screw is installed, the spring 6 is pressed along with the screwing of the expansion screw; after the expansion screw is removed, the wafer 5 rises under the action of the resilience force of the spring 6 to cover the central hole 4, prevent dust and sundries from falling into the central hole, and facilitate the next use. And the system also has the effects of attractive and tidy appearance and is convenient for the management of the factory 6S. Further, the connecting pin 2 is the cuboid, and the bottom of connecting pin 2 is provided with the square frustum, and two kinds of structures play the effect of preventing changeing, and square frustum is protruding from the bottom of connecting pin 2, has tensile effect again, has solved prior art expansion screw and has had not hard up, the risk of leaping out, has guaranteed that the rail guard does not take place to incline, collapse.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the present utility model.

Claims (8)

1. The hidden type foot connecting port is characterized by comprising connecting feet, wherein central holes perpendicular to the ground are penetrated in the connecting feet, and threads matched with expansion screws of guard rails are formed in the central holes; a circular disc is arranged in the central hole, an elastic device is arranged between the circular disc and the bottom of the central hole, and the diameter of the circular disc is smaller than the inner diameter of the threads in the central hole; when the elastic device is not pressed, the wafer is flush with the top of the central hole.

2. A hidden anchor connection port according to claim 1, wherein the resilient means is secured to a side of the disc adjacent the central bore.

3. The hidden anchor connection port as set forth in claim 1, wherein the top of the connection leg is further fixed with a circular upper cover having a hole communicating with the central hole, the circular upper cover having a diameter larger than the width of the connection leg.

4. A hidden anchor connection port according to claim 3, wherein the thickness of the circular upper cover is 5mm to 10mm.

5. A hidden anchor connection port according to claim 1, wherein the connection feet are not cylindrical.

6. A hidden anchor connection port according to claim 5, wherein the connection leg is a cuboid.

7. A hidden anchor connection port according to claim 6, wherein the bottom surface of the connection leg is further fixed with a bottom plate, the bottom plate protrudes from the bottom of the connection leg to the periphery, i.e. the width of the bottom plate is larger than the width of the connection leg.

8. A hidden anchor connection port according to claim 7, wherein the base plate is a square frustum.