CN210767929U - Entrance to a cave shutoff protector - Google Patents
Entrance to a cave shutoff protector Download PDFInfo
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- CN210767929U CN210767929U CN201921429884.7U CN201921429884U CN210767929U CN 210767929 U CN210767929 U CN 210767929U CN 201921429884 U CN201921429884 U CN 201921429884U CN 210767929 U CN210767929 U CN 210767929U
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- wedge
- moving block
- shaped moving
- guide
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Abstract
The utility model discloses a hole plugging protection device, which comprises a protection plate for plugging outside a hole and a fixing component for fixing the protection plate at the hole; the fixing assembly comprises a fixing frame vertically fixed on the bottom surface of the protection plate, a wedge-shaped moving block with a narrow lower part and a wide upper part is arranged in the fixing frame, two sides of the fixing frame are provided with corresponding track grooves, and two sides of the wedge-shaped moving block are embedded in the track grooves in a matching manner; two sides of the fixed frame are horizontally provided with corresponding guide holes, guide rods are sleeved in the guide holes, the inner ends of the guide rods are in contact with the lower inclined surface of the wedge-shaped moving block and can slide along the lower inclined surface, and the outer ends of the guide rods are fixedly provided with backup plates; the center of the joint of the upper end of the fixing frame and the protection plate is provided with a corresponding screw hole, and a screw is connected with the screw in a threaded manner; the utility model discloses convenient to use need not carry out the trompil to original entrance to a cave, and the installation is simple with the removal process, but cyclic utilization can carry out the shutoff to the entrance to a cave in different apertures.
Description
The technical field is as follows:
the utility model belongs to the technical field of building tool, concretely relates to entrance to a cave shutoff protector.
Background art:
according to the requirements of building specifications, the holes with large apertures are temporarily plugged in the construction process, usually, holes are reserved on the ground of a building construction site for fire wells or sewer reserved holes and the like, the holes are several meters in diameter if being large and several centimeters in diameter if being small, and potential safety hazards are brought to the site due to the reserved holes. On the construction site, a bamboo plywood is generally adopted to cover the reserved hole, but the mode has poor safety and poor aesthetic property, is often damaged or removed by workers, and has higher safety management difficulty.
A conventional blocking manner, such as an opening protection device with patent number 2017205528728, discloses a first rail fixed at a first end of an opening, the first rail is formed with a first limit groove; the second rail is fixed at a second end, opposite to the first end, of the hole, a second limiting groove is formed in the second rail, and the first limiting groove and the second limiting groove are arranged in opposite directions; and the cover plate is inserted and fixed in the first limiting groove and the second limiting groove and is covered above the hole. This patent scheme adopts the mode of pull to plug the entrance to a cave with the apron for the safety control degree of difficulty of entrance to a cave protection reduces, and structure and installation are simple, however, this patent scheme exists and need punch to the edge of entrance to a cave, has destroyed original entrance to a cave structure, need carry out the shutoff to the drilling that leaves after demolising, and it is troublesome to use, has wasted the manpower and has caused the harm to the edge of entrance to a cave, and it is necessary consequently to study a shutoff protector that does not destroy original entrance to a cave.
The invention content is as follows:
defect and problem to existing equipment existence, the utility model provides an entrance to a cave shutoff protector, the effectual existing problem that causes the destruction to the entrance to a cave when carrying out the shutoff to the entrance to a cave of having solved among the existing equipment.
The utility model provides a scheme that its technical problem adopted is: a hole plugging protection device comprises a protection plate for plugging outside a hole and a fixing assembly for fixing the protection plate at the hole; the fixed assembly comprises a fixed frame vertically fixed on the bottom surface of the protection plate, the fixed frame is of a hollow structure, so that an assembly area is formed in the fixed frame, a wedge-shaped moving block with a narrow lower part and a wide upper part is arranged in the assembly area, two sides of the fixed frame are provided with corresponding track grooves, and two sides of the wedge-shaped moving block are matched and embedded in the track grooves, so that the wedge-shaped moving block can vertically move in the assembly area; two sides of the fixed frame are horizontally provided with corresponding guide holes, guide rods are sleeved in the guide holes, the inner ends of the guide rods are in contact with the lower inclined surface of the wedge-shaped moving block and can slide along the lower inclined surface, and the outer ends of the guide rods are fixed with backup plates; the center of the joint of the upper end of the fixing frame and the protection plate is provided with a corresponding screw hole, a screw rod is connected with the screw hole in an internal thread manner, and the tail end of the screw rod is pressed and contacted with the upper end of the wedge-shaped moving block to form a driving rod for driving the wedge-shaped moving block to slide along the track groove.
Furthermore, the middle parts of the inclined planes at the two sides of the lower part of the wedge-shaped moving block are respectively provided with a guide groove along the inclined plane direction, and the inner end of the guide rod is nested in the guide groove in a matching manner and slides along the guide groove.
Furthermore, the screw rod and the wedge move a contact department and be provided with the gasket, gasket upper portion be with the terminal looks adaptation's of screw rod arc, and be provided with guide sleeve between screw and gasket, guide sleeve fixes in the fixed frame of the top of gasket.
Furthermore, the outer side face of the end part is provided with a wear-resistant layer, and the outer side of the wear-resistant layer is toothed.
Furthermore, the middle part of guard plate is provided with two fixed subassemblies, and two fixed subassemblies are adjacent and mutually independent.
Furthermore, guard plate center department open and to have the recess with screw rod tip nut looks adaptation, the nut can hide in the recess.
Furthermore, the tail end of the guide groove is provided with a limit stop.
Furthermore, the guide rod is a telescopic sleeve rod.
The utility model has the advantages that: the utility model is fixed with a fixing component at the bottom of the protection plate, the fixing component is different from the prior fixing mode when in use, the utility model only needs to rotate the screw rod downwards, the lower end of the screw rod can press and press the wedge-shaped moving block downwards, the bottom surface of the wedge-shaped moving block is an inclined surface, the inclined surface can press and press the guide rods towards both sides along with the downward movement of the wedge-shaped moving block, and the guide rods are always in the guide holes of the fixed position, so that the tail ends of the guide rods can press and contact the two side walls of the opening, the fixing component and the protection plate are fixed at the opening by generating vertical friction on the inner side wall of the opening by means of transverse pressure, the use is convenient, the original opening is not required to be perforated, the damage to the original opening is avoided, the installation and dismantling processes are simple, the cyclic utilization can be realized, the opening can be blocked aiming at different apertures, the structure is reasonable, the problem that the damage to the opening is effectively solved, the investment of manpower and material resources is reduced, and the method is a great innovation in the blocking protection of the hole.
Description of the drawings:
fig. 1 is a schematic diagram of the structural formula of the present invention.
Fig. 2 is another state diagram of the present invention.
Fig. 3 is another schematic structural diagram of the present invention.
Fig. 4 is an enlarged view of fig. 1 at a.
The reference numbers in the figures are: 1 is the entrance to a cave, 2 is the guard plate, and 3 is fixed frame, and 4 are wedge shifting block, and 5 are the guiding hole, and 6 are the guide bar, and 7 are the backup plate, and 8 are the screw rod, and 9 are the gasket, and 10 are guide sleeve, 11 are the recess, and 12 are the nut, and 13 are limit stop.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the drawings and examples.
Example 1: this embodiment aims at providing an entrance to a cave shutoff protector, can cause the problem of destruction to the entrance to a cave when having the use to current shutoff mode, the utility model provides an installation, demolish convenient and can not cause the entrance to a cave plugging device of destruction to original entrance to a cave, it is shown with reference to fig. 1-2, the device is including setting up guard plate 2 in the outside of entrance to a cave 1, is provided with on guard plate 2 and fixes the fixed subassembly in the 1 outside of entrance to a cave with guard plate 2, and this fixed subassembly need not carry out the trompil to original entrance to a cave and can fix the guard plate in entrance to a cave department.
The fixing assembly comprises a fixing frame 3 vertically fixed on the bottom surface of the protection plate 2, L-shaped connecting pieces are arranged on two sides of the upper portion of the fixing frame 3, the fixing frame 3 is fixed at the center of the bottom surface of the protection plate 2, the fixing frame 3 is a hollow frame body, an assembly area is formed in the fixing frame 3, a wedge-shaped moving block 4 is arranged in the assembly area, the upper portion of the wedge-shaped moving block 4 is equal to the width of the assembly area, the lower portion of the wedge-shaped moving block 4 is in a wedge shape with a narrow lower portion and a wide upper portion, corresponding vertically-arranged track grooves are formed in two sides of the fixing frame 3, sliding blocks are fixedly welded on two sides of the wedge-shaped moving block 4, and the sliding blocks are embedded in the; the middle parts of the inclined planes on the two sides of the lower part of the wedge-shaped moving block 4 are provided with guide grooves along the inclined plane direction, the tail ends of the guide grooves are provided with limit stop blocks 13, the two sides of the fixing frame 3 are provided with corresponding guide holes 5 which are horizontally arranged, guide rods 6 which are horizontally arranged are sleeved in the guide holes 5, the inner ends of the guide rods 6 are nested in the guide grooves and can slide along the inclined guide grooves and are stopped by the limit stop blocks 13, and the limit stop blocks 13 prevent the guide rods from being separated from the guide grooves.
The outer end of the guide rod 6 is fixed with a backup plate 7, the cross section of the backup plate 7 is larger than that of the guide rod, the backup plate 7 is ensured to have a larger contact area with the side wall of the hole 1, a wear-resistant layer is arranged on the outer side surface of the backup plate, the wear-resistant layer is a rubber pad with a sawtooth shape on the outer side surface, the backup plate is suitable for the situation that the inner wall of the hole is hard, the outer side surface made of iron can be a protruding thorn with sharp teeth, the situation that the hole is suitable for the soil layer is adopted, the friction coefficient of the backup plate and the inner wall of the hole is improved due to the wear-resistant layer, and the fixed strength.
In order to drive the wedge-shaped moving block 4, the upper end of the wedge-shaped moving block 4 is provided with a driving rod, or other vertical driving components, such as electric push rods, telescopic sleeve rods and other driving modes, a corresponding screw hole is formed in the center of the joint of the upper end of the fixing frame 3 and the protection plate 2, a screw rod 8 is connected to the screw hole in an internal thread manner, the tail end of the screw rod 8 is pressed and contacted with the center of the upper end of the wedge-shaped moving block 4, and the driving rod for driving the wedge-shaped moving block 4 to slide along the track groove is formed. Simultaneously the 8 strokes of screw rod, the wedge moves 4 down the inclination on inclined plane and the length of guide bar 6 are mutual adaptations, according to the entrance to a cave apertures of difference, choose the screw rod 8 of different length for use, can also be applicable to different entrance to a cave apertures through changing 6 lengths of guide bar, thereby be the flexible loop bar of telescopic with 6 guide bars, and the pars contractilis is at the outside part of fixed frame, the pars contractilis has included flexible loop bar and telescope tube, it has the round hole to open on the telescope tube, the round hole runs through there is the jackscrew, the telescope tube can slide in the telescope tube and change the length of guide bar 6 and lock through the jackscrew.
Example 2: this example is substantially the same as example 1, except that: two fixing assemblies are arranged in the middle of the protection plate 2 and are adjacent and independent to each other.
Referring to fig. 3, the fixing assembly comprises two fixing frames, corresponding track grooves are formed in two sides of each fixing frame, the sliding modes in the track grooves are the same as those of embodiment 1, the fixing frames on two sides are fixed together, each fixing frame is internally provided with a wedge-shaped moving block, the wedge-shaped moving blocks are arranged along vertical opposite sides, the lower parts of the wedge-shaped moving blocks are inclined planes, the inclined planes are inclined planes inclined upwards, the inner side surfaces of the inclined planes are vertical planes, and the wedge-shaped moving blocks on two sides are provided with driving rods.
Example 3: the examples are essentially the same as example 1, except that: a gasket 9 is arranged at the pressure contact position of the screw 8 and the wedge-shaped moving block 4, and a guide sleeve is arranged between the screw hole and the gasket 9.
Move the piece 4 and be provided with gasket 9 with the position that the screw rod 8 pressure touched at the wedge, the bottom surface of gasket 9 is the plane, and the top surface is curved recess, and the terminal looks adaptation of recess and screw rod is provided with guide sleeve 10 between the recess of screw and gasket 9, and screw rod 8 can press along guide sleeve 10 and touch the upper end at the gasket, ensures that screw rod 8 can not take place the skew, and is rational in infrastructure, convenient to use. Meanwhile, the center of the protective plate is provided with a groove matched with the nut at the outer end of the screw rod 8, so that the end of the screw rod can be completely hidden in the groove, and the design is reasonable.
Claims (8)
1. A hole plugging protection device comprises a protection plate for plugging outside a hole and a fixing assembly for fixing the protection plate at the hole; the method is characterized in that: the fixed assembly comprises a fixed frame vertically fixed on the bottom surface of the protection plate, the fixed frame is of a hollow structure, so that an assembly area is formed in the fixed frame, a wedge-shaped moving block with a narrow lower part and a wide upper part is arranged in the assembly area, two sides of the fixed frame are provided with corresponding track grooves, and two sides of the wedge-shaped moving block are matched and embedded in the track grooves, so that the wedge-shaped moving block can vertically move in the assembly area; two sides of the fixed frame are horizontally provided with corresponding guide holes, guide rods are sleeved in the guide holes, the inner ends of the guide rods are in contact with the lower inclined surface of the wedge-shaped moving block and can slide along the lower inclined surface, and the outer ends of the guide rods are fixed with backup plates; the center of the joint of the upper end of the fixing frame and the protection plate is provided with a corresponding screw hole, a screw rod is connected with the screw hole in an internal thread manner, and the tail end of the screw rod is pressed and contacted with the upper end of the wedge-shaped moving block to form a driving rod for driving the wedge-shaped moving block to slide along the track groove.
2. The orifice occlusion guard of claim 1, wherein: the middle parts of the inclined planes at the two sides of the lower part of the wedge-shaped moving block are respectively provided with a guide groove along the inclined plane direction, and the inner end of the guide rod is nested in the guide groove in a matching manner and slides along the guide groove.
3. The orifice occlusion guard of claim 1, wherein: the wedge-shaped moving block is arranged on the screw rod, the wedge-shaped moving block is arranged on the wedge-shaped moving block, the upper portion of the wedge-shaped moving block is arc-shaped, the upper portion of the wedge-shaped moving block is matched with the tail end of the screw rod, a guide sleeve is arranged between the screw hole and the wedge-shaped moving block, and the guide sleeve is fixed in a fixing frame above the wedge-.
4. The orifice occlusion guard of claim 1, wherein: the outer side face of the end part of the backup plate is provided with a wear-resistant layer, and the outer side of the wear-resistant layer is toothed.
5. The orifice occlusion guard of claim 1, wherein: the middle part of guard plate is provided with two fixed subassemblies, and two fixed subassemblies are adjacent and mutually independent.
6. The orifice occlusion guard of claim 1, wherein: the protection plate center department open and to have the recess with screw rod tip nut looks adaptation, the nut can hide in the recess.
7. The orifice occlusion guard of claim 2, wherein: and the tail end of the guide groove is provided with a limit stop block.
8. The orifice occlusion guard of claim 1, wherein: the guide rod is a telescopic loop bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429884.7U CN210767929U (en) | 2019-08-30 | 2019-08-30 | Entrance to a cave shutoff protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429884.7U CN210767929U (en) | 2019-08-30 | 2019-08-30 | Entrance to a cave shutoff protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767929U true CN210767929U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921429884.7U Active CN210767929U (en) | 2019-08-30 | 2019-08-30 | Entrance to a cave shutoff protector |
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| Country | Link |
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| CN (1) | CN210767929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164742A (en) * | 2021-12-16 | 2022-03-11 | 佘琦峰 | Combined construction structure for underground road and ground bridge |
-
2019
- 2019-08-30 CN CN201921429884.7U patent/CN210767929U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164742A (en) * | 2021-12-16 | 2022-03-11 | 佘琦峰 | Combined construction structure for underground road and ground bridge |
| CN114164742B (en) * | 2021-12-16 | 2024-01-16 | 佘琦峰 | Co-building structure for underground road and ground bridge |
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