CN210263135U - Temporary plugging structure for reserved hole of underground structure - Google Patents

Abstract

The utility model discloses a belong to building construction technical field, specifically be a temporary block structure of underground structure reserved entrance to a cave, including the cavity disc casing, the half slot has all been seted up on the right side of lateral wall around the cavity disc casing, the inner chamber of cavity disc casing is provided with shelters from the semicircle board, the center of sheltering from the semicircle board is connected with the center of cavity disc casing through the pivot, the outer wall edge of cavity disc casing equidistance is connected with outer barrel through the round pin axle, the spiro union has stop screw on the lateral wall of outer barrel, the inner chamber of outer barrel is pegged graft and is had the telescopic link, through the cooperation between cavity disc casing, half slot, the shelter from the semicircle board, can open and close the effect, convenient interim maintenance and closing action; the reserved holes with different sizes can be conveniently plugged by the matching action of the outer barrel, the telescopic rod and the limiting screw; the convenient installation and dismantlement, and can carry out the secondary and use.

Description

Temporary plugging structure for reserved hole of underground structure

Technical Field

The utility model relates to a construction technical field specifically is an interim block structure of underground structure reservation entrance to a cave.

Background

In an underground structure, due to the reason of planning, design or construction lag, a hole is usually reserved and temporarily blocked on an implemented underground space structure for later connection of other structures.

If the implemented underground structure is buried deeply (for example, the buried depth is more than 5 meters), the reserved hole is larger, and the conventional method is implemented according to a standard structure at the reserved hole; or a retaining wall is arranged on the outer side of the structure to retain and block soil.

For example, chinese patent publication No. CN204626452U discloses a temporary blocking structure for a large reserved hole of an underground structure, which comprises: the temporary blocking structure comprises a reinforcement mesh layer and a brick wall layer, wherein the reinforcement mesh layer and the brick wall layer are used for blocking a reserved hole, the outer surfaces of the reinforcement mesh layer and the brick wall layer are flush and form a whole, and a waterproof layer is further integrally coated on the surface of the temporary blocking structure of the reserved hole of the underground structure.

When the existing temporary plugging structure is used, the installation and the disassembly are not convenient enough, and the temporary plugging structure cannot be used for the second time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temporary block structure of underground structure reservation entrance to a cave to solve the current temporary block structure who proposes in the above-mentioned background art when using, the installation is convenient inadequately with the dismantlement, can not the problem of secondary use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an interim block structure of entrance to a cave is reserved to underground structure, includes cavity disc casing, the half slot has all been seted up on the right side of lateral wall around the cavity disc casing, the inner chamber of cavity disc casing is provided with shelters from the semicircle board, the center of sheltering from the semicircle board is connected through the center of pivot with cavity disc casing, the outer wall edge equidistance of cavity disc casing has outer barrel through the round pin hub connection, the spiro union has stop screw on the lateral wall of outer barrel, the inner chamber of outer barrel is pegged graft and is had the telescopic link, stop screw runs through the lateral wall and the spiro union of outer barrel on the outer wall of telescopic link, the antetheca that shelters from the semicircle board.

Preferably, the upper end and the lower end of the left side of the semicircular groove are both provided with limiting clamping grooves, the limiting clamping grooves of the upper end and the lower end are symmetrical about the transverse diameter of the semicircular groove, and the position of the handheld handle corresponds to the position of the limiting clamping grooves.

Preferably, the upper side and the lower side of the front wall of the hollow disc shell are both fixedly connected with a locking mechanism through screws, and the locking mechanism is located at the position of the limiting clamping groove.

Preferably, the locking mechanism comprises a sleeve, a positioning clamping piece is clamped on the outer wall of the sleeve and connected with the front wall of the hollow disc shell through a screw, a positioning pin rod is inserted into the inner cavity of the sleeve, and a return spring is supported between one end, located in the inner cavity of the sleeve, of the positioning pin rod and the inner wall of the sleeve.

Preferably, the right side of the locating pin rod, which is located at one end of the outer portion of the hollow disc shell, is inclined, and a guide roller is connected to one inclined side wall of the locating pin rod through a pin shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the opening and closing action can be performed through the matching action among the hollow disc shell, the semicircular groove and the shielding semicircular plate, and the temporary overhauling and closing action is convenient;

2) the reserved holes with different sizes can be conveniently plugged by the matching action of the outer barrel, the telescopic rod and the limiting screw;

3) the convenient installation and dismantlement, and can carry out the secondary and use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the locking mechanism of the present invention;

fig. 3 is the schematic view of the structure of the shielding semicircular plate of the present invention.

In the figure: the device comprises a hollow disc shell 1, a semicircular groove 2, a limiting clamping groove 3, a shielding semicircular plate 4, a locking mechanism 5, a sleeve 51, a positioning clamping piece 52, a positioning pin rod 53, a reset spring 54, a guide roller 55, an outer cylinder 6, a limiting screw 7, an expansion rod 8 and a handle 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a temporary blocking structure for a reserved hole of an underground structure comprises a hollow disc shell 1, wherein the right sides of the front side wall and the rear side wall of the hollow disc shell 1 are provided with semicircular grooves 2, an inner cavity of the hollow disc shell 1 is provided with a shielding semicircular plate 4, the shielding semicircular plate 4 can shield the semicircular grooves 2, when the shielding semicircular plate 4 rotates to the other side of the hollow disc shell 1, the semicircular grooves 2 of the hollow disc shell 1 are exposed, so that the opening action of the hollow disc shell 1 can be carried out through the semicircular grooves 2, when the center of the shielding semicircular plate 4 is connected with the center of the hollow disc shell 1 through a rotating shaft, the edge of the outer wall of the hollow disc shell 1 is connected with an outer cylinder body 6 through pin shafts at equal intervals, the side wall of the outer cylinder body 6 is screwed with a limiting screw 7, the inner cavity of the outer cylinder body 6 is inserted with a telescopic rod 8, the limiting screw 7 penetrates, the antetheca that shelters from semicircle board 4 is provided with handheld handle 9, through the setting of handheld handle 9, and is convenient to the rotation operation who shelters from semicircle board 4.

The upper end and the lower end of the left side of the semicircular groove 2 are both provided with a limiting clamping groove 3, the limiting clamping grooves 3 at the upper end and the lower end are symmetrical about the transverse diameter of the semicircular groove 2, and the position of the handle 9 corresponds to the position of the limiting clamping groove 3;

the upper side and the lower side of the front wall of the hollow disc shell 1 are fixedly connected with locking mechanisms 5 through screws, and the locking mechanisms 5 are positioned at the limiting clamping grooves 3;

the locking mechanism 5 comprises a sleeve 51, a positioning clamping piece 52 is clamped on the outer wall of the sleeve 51, the positioning clamping piece 52 is connected with the front wall of the hollow disc shell 1 through a screw, a positioning pin rod 53 is inserted into the inner cavity of the sleeve 51, and a return spring 54 is supported between one end of the positioning pin rod 53, which is positioned in the inner cavity of the sleeve 51, and the inner wall of the sleeve 51;

the right side of the locating pin rod 53 at one end outside the hollow disc shell 1 is inclined, and a guide roller 55 is connected to one inclined side wall of the locating pin rod 53 through a pin shaft.

The working principle is as follows: the limiting screw 7 is screwed, the total length of the outer barrel 6 and the telescopic rod 8 can be adjusted by adjusting the position of the telescopic rod 8 relative to the outer barrel 6, so that the total length of the outer barrel 6 and the telescopic rod 8 can be suitable for plugging and connecting the reserved hole, the limiting screw 7 is screwed again, the position between the outer barrel 6 and the telescopic rod 8 can be fixed, and the telescopic rod 8 is fixed at the reserved hole through a bolt assembly;

the shielding semicircular plate 4 is rotated, so that the hand-held handle 9 on the shielding semicircular plate 4 is clamped at the position of the limiting clamping groove 3 at the lower side, and the shielding semicircular plate 4 seals the semicircular groove 2; when temporary maintenance is needed, the shielding semicircular plate 4 rotates anticlockwise, so that when the handle 9 on the shielding semicircular plate 4 rotates to the limiting clamping groove 3 on the upper side, the shielding semicircular plate 4 is completely opened from the semicircular groove 2, and a worker enters the hole through the semicircular groove 2 to perform maintenance operation;

when the handheld handle 9 moves to the limiting clamping groove 3, the handheld handle 9 is pressed on the inclined surface of the positioning pin rod 53, the positioning pin rod 53 is retracted into the sleeve 51 under the action of pressure and compressed by the reset spring 54 under the action of the guide roller 55, when the handheld handle 9 moves to the limiting clamping groove 3, the positioning pin rod 53 is pushed out under the action of the elastic force of the reset spring 54, the other side surface of the positioning pin rod 53 is a plane, and the handheld handle 9 is limited in the limiting clamping groove 3 by the locking mechanism 5, so that the shielding semicircular plate 4 cannot rotate. When the shielding semicircular plate 4 needs to be rotated, the positioning pin rod 53 is compressed into the sleeve 51, and the shielding semicircular plate 4 can be rotated by rotating the shielding semicircular plate 4 through the handheld handle 9.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a temporary block structure of underground structure reservation entrance to a cave, includes cavity disc casing (1), its characterized in that: half slot (2) have all been seted up on the right side of lateral wall around cavity disc casing (1), the inner chamber of cavity disc casing (1) is provided with shelters from semicircle board (4), the center of sheltering from semicircle board (4) is connected through the center of pivot with cavity disc casing (1), the outer wall edge equidistance of cavity disc casing (1) has outer barrel (6) through round pin hub connection, the spiro union has stop screw (7) on the lateral wall of outer barrel (6), the inner chamber of outer barrel (6) is pegged graft and is had telescopic link (8), stop screw (7) run through the lateral wall and the spiro union of outer barrel (6) on the outer wall of telescopic link (8), the antetheca that shelters from semicircle board (4) is provided with handheld handle (9).

2. The temporary blocking structure for the reserved hole of the underground structure as claimed in claim 1, wherein: spacing draw-in groove (3) have all been seted up to the left upper and lower extreme of semicircle groove (2), and the horizontal diameter symmetry about semicircle groove (2) of spacing draw-in groove (3) of upper and lower extreme, the position of handheld handle (9) corresponds with the position of spacing draw-in groove (3).

3. The temporary blocking structure for the reserved hole of the underground structure as claimed in claim 2, wherein: the upper side and the lower side of the front wall of the hollow disc shell (1) are both fixedly connected with locking mechanisms (5) through screws, and the locking mechanisms (5) are located at the limiting clamping grooves (3).

4. The temporary blocking structure for reserved holes of underground structures as claimed in claim 3, wherein: the locking mechanism (5) comprises a sleeve (51), a positioning clamping piece (52) is clamped on the outer wall of the sleeve (51), the positioning clamping piece (52) is connected with the front wall of the hollow disc shell (1) through a screw, a positioning pin rod (53) is inserted into the inner cavity of the sleeve (51), and a return spring (54) is supported between one end, located in the inner cavity of the sleeve (51), of the positioning pin rod (53) and the inner wall of the sleeve (51).

5. The temporary blocking structure for the reserved hole of the underground structure as claimed in claim 4, wherein: the right side of the locating pin rod (53) at one end outside the hollow disc shell (1) is inclined, and a guide roller (55) is connected to one inclined side wall of the locating pin rod (53) through a pin shaft.

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