CN220081032U - Entrance to a cave protector - Google Patents
Entrance to a cave protector Download PDFInfo
- Publication number
- CN220081032U CN220081032U CN202320424692.7U CN202320424692U CN220081032U CN 220081032 U CN220081032 U CN 220081032U CN 202320424692 U CN202320424692 U CN 202320424692U CN 220081032 U CN220081032 U CN 220081032U
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- CN
- China
- Prior art keywords
- bolt
- connecting portion
- guardrail
- holes
- stand
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001012 protector Effects 0.000 title claims abstract description 5
- 238000010276 construction Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to the field of construction site protection tools, in particular to a hole protection device which can be quickly built and dismantled, can be repeatedly used and is suitable for holes with different sizes. The utility model provides a entrance to a cave protector, includes a plurality of stands and a plurality of guardrail, the stand both sides are equipped with first connecting portion, the guardrail both sides are equipped with second connecting portion, first connecting portion and second connecting portion pass through the bolt and can dismantle the connection, the stand bottom is equipped with the base. The stand and the guardrail can be arranged alternately, corresponding quantity of stand and guardrail can be selected according to the change of the size and the shape of the opening, and the stand and the guardrail can be connected and dismantled quickly through the bolt, so that the use efficiency is improved.
Description
Technical Field
The utility model relates to the field of construction site protection tools, in particular to an opening protection device.
Background
In the civil engineering construction site, according to the construction requirement, various holes are reserved on the ground, a wellhead, pile foundation holes and the like are reserved on the ground, potential safety hazards exist on the holes, and a protection device is generally arranged according to the safety requirement of construction so as to avoid accidents.
The fence is required to be arranged at the outer side of the hole to give a warning or block, and the pipe or the section bar is generally adopted for field welding or building due to different sizes of the hole, so that the fence is time-consuming to manufacture and dismantle and is difficult to recycle.
Disclosure of Invention
The utility model provides a hole protecting device which can be quickly built and dismantled, can be repeatedly used and is suitable for holes with different sizes.
The utility model adopts the technical scheme that:
the utility model provides a entrance to a cave protector, includes a plurality of stands and a plurality of guardrail, the stand both sides are equipped with first connecting portion, the guardrail both sides are equipped with second connecting portion, first connecting portion and second connecting portion pass through the bolt and can dismantle the connection, the stand bottom is equipped with the base. The stand and the guardrail can be arranged alternately, corresponding quantity of stand and guardrail can be selected according to the change of the size and the shape of the opening, and the stand and the guardrail can be connected and dismantled quickly through the bolt, so that the use efficiency is improved.
Preferably, the first connecting portion and the second connecting portion are respectively provided with a polygonal through hole, the bolt penetrates through the through holes of the first connecting portion and the second connecting portion, and the bolt is provided with a limit stop. The polygonal through holes can limit rotation, so that the connection of the device has higher rigidity and is firmer.
Preferably, the cross section of the bolt is circular, and the limit stop is positioned at one end of the bolt. The rotation of the first connecting part and the second connecting part is not affected after the round bolt is inserted into the through hole, and when a part of upright posts and the guardrail have no proper connecting angle, the normal construction can be realized by using the mode.
Preferably, the cross section of the bolt is identical to the through holes of the first connecting part and the second connecting part, and the limit stop is positioned at one end of the bolt. The polygonal bolt is inserted into the through hole to limit the relative rotation of the upright post and the guardrail, so that the device is more stable.
Preferably, both ends of the bolt can be inserted into the through holes, the cross section of one end is circular, the cross section of the other end is the same as the through holes of the first connecting part and the second connecting part, and the limit stop is positioned in the middle of the bolt. The bolts with different shapes at two ends have two functions, and are convenient for on-site adjustment.
Preferably, the base comprises a bottom plate, a seat cylinder and an inserting rod, wherein the bottom plate, the seat cylinder and the inserting rod are sequentially arranged, the upright column is a hollow cylinder, the inner diameter of the seat cylinder is larger than the outer diameter of the upright column, the outer diameter of the inserting rod is smaller than the inner diameter of the upright column, and the end part of the inserting rod is a tip. The detachable base can be suitable for different field environments, and for the hardened ground, the bottom plate of the base can be used for grounding, the inserted link is inserted into the stand column, the base is fixed, and for the non-hardened ground, the tip can be inserted into the soil, and the stand column is inserted into the seat cylinder for fixing.
The utility model has the following beneficial effects:
1. through the combination of the stand columns and the guardrails with different numbers, the device can be suitable for holes with different sizes and shapes.
2. The stand column is detachably connected with the guardrail, so that the speed of building and dismantling is improved.
3. Whether the upright post and the guardrail are fixed or not can be selected according to the requirement, and then the rotation state or the fixed state between the upright post and the guardrail is determined.
4. The base is removable and can be adapted to hardened and unhardened floors.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the connection of the posts to the guardrail;
FIG. 3 is a schematic view of a second connection structure;
FIG. 4 is a schematic view of a base structure;
in the figure: 1-upright post, 2-guardrail, 3-base, 4-first connecting part, 5-second connecting part, 6-bolt, 7-through hole, 8-bottom plate, 9-seat cylinder, 10-inserted link, 11-limit stop.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
Example 1
As shown in fig. 1-4, an opening protection device comprises a plurality of upright posts 1 and a plurality of guardrails 2, wherein first connecting parts 4 are arranged on two sides of the upright posts 1, second connecting parts 5 are arranged on two sides of the guardrails 2, the first connecting parts 4 are detachably connected with the second connecting parts 5 through bolts 6, and bases 3 are arranged at the bottoms of the upright posts 1. The first connecting portion 4 and the second connecting portion 5 are respectively provided with a polygonal through hole 7, the bolt 6 penetrates through the through holes 7 of the first connecting portion 4 and the second connecting portion 5, and the bolt 6 is provided with a limit stop 11. The cross section of the bolt 6 is circular, and a limit stop 11 is positioned at one end of the bolt 6.
The base 3 comprises a bottom plate 8, a seat cylinder 9 and an inserting rod 10, wherein the bottom plate 8, the seat cylinder 9 and the inserting rod 10 are sequentially arranged, the upright post 1 is a hollow cylinder, the inner diameter of the seat cylinder 9 is larger than the outer diameter of the upright post 1, the bottom plate 8 is provided with an opening leading to the seat cylinder 9 for the upright post 1 to be inserted, the outer diameter of the inserting rod 10 is smaller than the inner diameter of the upright post 1, and the end part of the inserting rod 10 is a tip.
The working process of the utility model is as follows:
according to the shape and the size of the on-site hole, a corresponding number of upright posts 1 and guardrails 2 are selected, when the ground is hardened, the bottom plate 8 of the base 3 is fixed on the ground, then the upright posts 1 and the base 3 are spliced, and the inserting rod 10 is inserted into the upright posts 1. Then the guardrail 2 is installed, and the first connecting part 4 of the upright post 1 is connected with the second connecting part 5 of the guardrail 2 through the bolt 6.
When the building is carried out on the unhardened ground, the base 3 is turned over, the insert rod 10 is inserted into the ground, and then the upright 1 is inserted into the seat cylinder 9.
Example two
In this embodiment, the cross section of the latch 6 is the same as the shape of the through hole 7 of the first connecting portion 4 and the second connecting portion 5, the polygon may be rectangular or hexagonal, and the limit stop 11 is located at one end of the latch 6. The polygonal bolt 6 is inserted into the through hole 7 to limit the relative rotation between the upright post 1 and the guardrail 2, so that the device is more stable. The other portions in this embodiment are substantially the same as those in the first embodiment.
Example III
In this embodiment, both ends of the pin 6 can be inserted into the through holes 7, the cross section of one end is circular, the cross section of the other end is the same as the shape of the through holes 7 of the first connecting portion 4 and the second connecting portion 5, and the limit stop 11 is located in the middle of the pin 6. The bolts 6 with different shapes at the two ends have two functions, and are convenient for on-site adjustment. The other portions in this embodiment are substantially the same as those in the first embodiment.
Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope of the present disclosure without departing from the spirit and the essence of the present disclosure, and shall be covered by the scope of the present disclosure. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (5)
1. An entrance to a cave protector, its characterized in that: the novel anti-theft safety protection device comprises a plurality of upright posts and a plurality of guardrails, wherein the two sides of each upright post are provided with first connecting parts, the two sides of each guardrail are provided with second connecting parts, the first connecting parts are detachably connected with the second connecting parts through bolts, and the bottoms of the upright posts are provided with bases;
the base comprises a bottom plate, a seat cylinder and an inserting rod, wherein the bottom plate, the seat cylinder and the inserting rod are sequentially arranged, the upright column is a hollow cylinder, the inner diameter of the seat cylinder is larger than the outer diameter of the upright column, the outer diameter of the inserting rod is smaller than the inner diameter of the upright column, and the end part of the inserting rod is a pointed end.
2. The opening protection device according to claim 1, characterized in that: the first connecting portion and the second connecting portion are respectively provided with a polygonal through hole, the bolt penetrates through the through holes of the first connecting portion and the second connecting portion, and the bolt is provided with a limit stop.
3. An opening protection device according to claim 2, characterized in that: the cross section of the bolt is circular, and the limit stop is positioned at one end of the bolt.
4. An opening protection device according to claim 2, characterized in that: the cross section of the bolt is identical to the through holes of the first connecting part and the second connecting part in shape, and the limit stop is positioned at one end of the bolt.
5. An opening protection device according to claim 2, characterized in that: the two ends of the bolt can be inserted into the through holes, the cross section of one end is circular, the cross section of the other end is identical to the through holes of the first connecting part and the second connecting part, and the limit stop is positioned in the middle of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320424692.7U CN220081032U (en) | 2023-03-08 | 2023-03-08 | Entrance to a cave protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320424692.7U CN220081032U (en) | 2023-03-08 | 2023-03-08 | Entrance to a cave protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081032U true CN220081032U (en) | 2023-11-24 |
Family
ID=88814701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320424692.7U Active CN220081032U (en) | 2023-03-08 | 2023-03-08 | Entrance to a cave protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081032U (en) |
-
2023
- 2023-03-08 CN CN202320424692.7U patent/CN220081032U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |