CN216196791U

CN216196791U - Hole reservation device for building engineering

Info

Publication number: CN216196791U
Application number: CN202122912732.6U
Authority: CN
Inventors: 商新建
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a hole reserving device for constructional engineering, which comprises a hole, wherein a blocking plate is inserted at the hole opening of the hole, a fixed ring plate is fixedly sleeved on the outer peripheral surface of the blocking plate, the fixed ring plate is fixedly connected with the upper end of the hole, a movable groove is formed in the upper end of the blocking plate, a stepping plate is slidably connected in the movable groove, a supporting plate is slidably connected in the movable groove at the position below the stepping plate, a plurality of buffer springs are fixedly connected between the supporting plate and the stepping plate together, a supporting rod is fixedly connected at the central position of the lower end of the supporting plate, the lower end of the supporting rod penetrates through the inner bottom wall of the movable groove and extends to the position below the blocking plate, and a bottom rod is fixedly connected at the lower end of the supporting rod. According to the utility model, the supporting force is generated by the contact between the positioning plate and the hole to support the pedal above, so that the downward pressure generated by pedestrians and heavy objects cannot influence the blocking plate, the cave mouth is prevented from collapsing and being damaged, and the safety and the service life of the device are improved.

Description

Hole reservation device for building engineering

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a hole reserving device for constructional engineering.

Background

In the construction, can usually dig the hole on ground, make things convenient for later stage drainage system's installation work, realize the hole that digs if not carry out the shutoff and easily take place the unexpected circumstances that falls of constructor, certain danger has, among the prior art, adopt the hole to reserve the device and carry out shutoff and lid to the entrance to a cave and establish usually, but current hole reservation device is usually with heavy some setting outside the entrance to a cave, and it thoughtlessly concreties around it not to pour some earth holes, earth is comparatively soft, pedestrian and heavy object can cause the entrance to a cave to damage and collapse through the process for a long time after setting up the hole reservation device, thereby make the device fall into the hole, can't play the guard work.

Therefore, we propose a hole reserving device for construction engineering to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a hole reserving device for constructional engineering.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a hole reserving device for building engineering comprises a hole, wherein a blocking plate is inserted at the hole opening of the hole, a fixed ring plate is fixedly sleeved on the outer peripheral surface of the blocking plate, the fixed ring plate is fixedly connected with the upper end of the hole, a movable groove is formed in the upper end of the blocking plate, a stepping plate is slidably connected in the movable groove, a support plate is slidably connected in the movable groove and below the stepping plate, a plurality of buffer springs are fixedly connected between the support plate and the stepping plate together, a support rod is fixedly connected at the central position of the lower end of the support plate, the lower end of the support rod penetrates through the bottom wall in the movable groove and extends to the position below the blocking plate, a bottom rod is fixedly connected at the lower end of the support rod, telescopic grooves are formed in the left end and the right end of the bottom rod, telescopic rods are slidably connected in the telescopic grooves respectively, and an arc-shaped positioning plate is fixedly connected at one end of the telescopic rods away from the telescopic grooves, and the two positioning plates are respectively attached to the inner walls of two sides of the hole.

Preferably, one end of each positioning plate close to the inner wall of the hole is fixedly connected with a plurality of positioning nails which are uniformly distributed, and one end of each positioning nail far away from the positioning plate is inserted into the inner wall of the hole.

Preferably, the one end that the telescopic link is located flexible inslot has seted up the thread groove, thread groove female connection has the threaded rod, the one end that the thread groove was kept away from to the threaded rod is connected with flexible inslot wall rotation.

Preferably, the cross sections of the telescopic rod and the telescopic groove are both rectangular structures.

Preferably, the bottom bar inscribe has seted up the drive chamber in the corresponding position of bracing piece, two the relative one end of threaded rod all extends to the drive intracavity and fixed the cover has connect first bevel gear, two first bevel gear upper end meshes jointly has second bevel gear, the fixed dwang that has connect in second bevel gear upper end axle center position, the dwang upper end runs through to the activity inslot along bracing piece the central axis.

Preferably, a rotating port is formed in the center of the treading plate, a rotating block is arranged at the rotating port, and the lower end of the rotating block is coaxially and fixedly connected with the upper end of the rotating rod.

Compared with the prior art, the device has the advantages that:

through rotating the turning block, make the locating plate laminate through location nail and hole inner wall and be connected, produce the holding power, when pedestrian and heavy object push down and step on the clamp plate, the holding power all transmits to the locating plate through backup pad and bracing piece, utilizes locating plate and hole inner wall atress to play the supporting role, can not influence the closure plate, then the hole entrance to a cave can not collapse impaired because of long-time atress that pushes down, when protecting the hole, the security and the life of improvement device.

Drawings

Fig. 1 is a structural perspective view of a front surface of a hole reserving device for construction engineering according to the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the device comprises a hole 1, a blocking plate 2, a fixing ring plate 3, a movable groove 4, a pressing plate 5, a supporting plate 6, a buffer spring 7, a supporting rod 8, a bottom rod 9, a telescopic groove 10, a telescopic rod 11, a positioning plate 12, a positioning nail 13, a thread groove 14, a threaded rod 15, a driving cavity 16, a first bevel gear 17, a rotating rod 18, a second bevel gear 19, a rotating opening 20 and a rotating block 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a hole reservation device for building engineering, including hole 1, hole 1 entrance to a cave department is inserted and is equipped with closure plate 2, closure plate 2 outer peripheral face is fixed to be cup jointed fixed ring plate 3, fixed ring plate 3 and hole 1 upper end fixed connection, fixed ring plate 3 is used for the position of fixed closure plate 2, thereby shutoff hole 1, avoid the people to fall accidentally, closure plate 2 upper end has seted up the movable slot 4, sliding connection has in the movable slot 4 and steps on clamp plate 5, in the movable slot 4 and stepping on clamp plate 5 below position sliding connection has a backup pad 6, backup pad 6 with step on a plurality of buffer spring 7 of common fixedly connected with between the clamp plate 5, buffer spring 7 plays certain cushioning effect, when reducing the heavy object and moving above the device, the great impact force that causes.

6 lower extreme central point of backup pad puts fixedly connected with

bracing piece

8, 8 lower extremes of bracing piece run through the diapire in the movable groove 4 and extend to closure plate 2 below, 8 lower extreme fixedly connected with sill bars 9 of bracing piece, flexible groove 10 has all been seted up at both ends about sill bar 9, equal sliding connection has telescopic link 11 in each flexible groove 10, telescopic link 11 keeps away from the curved locating plate 12 of one end fixed connection in flexible groove 10, two locating plates 12 set up with the laminating of 1 both sides inner wall of hole respectively, the equal fixedly connected with a plurality of evenly distributed's of one end of each locating plate 12 near 1 inner wall of hole location nail 13, the one end that locating plate 12 was all kept away from to each location nail 13 is all inserted and is established on 1 inner wall of hole, locating plate 12 is connected with the laminating of 1 inner wall of hole through location nail 13, produce the holding power, the position of fixed sill bar 9.

Threaded groove 14 has been seted up to the one end that telescopic link 11 is located flexible inslot 10, threaded groove 14 female connection has threaded rod 15, threaded rod 15 keeps away from the one end of threaded groove 14 and is connected with flexible inslot 10 inner wall rotation, telescopic link 11 is the rectangular structure with flexible groove 10 cross-section, ensure that can be in flexible inslot 10 lateral shifting of telescopic link 11, can't rotate, then when threaded rod 15 rotates, can drive telescopic link 11 and carry out horizontal removal work.

The inscribe of sill bar 9 has seted up drive chamber 16 in the corresponding position of bracing piece 8, two 15 relative one ends of threaded rod all extend to in the drive chamber 16 and fixed cover has connect first bevel gear 17, two first bevel gear 17 upper ends mesh jointly has second bevel gear 19, the fixed cover in second bevel gear 19 upper end axle center position has connect dwang 18, the dwang 18 upper end runs through to the movable groove 4 in along bracing piece 8 the central axis, it has seted up commentaries on classics mouth 20 to step on 5 central point of clamp plate, it is equipped with turning block 21 to rotate mouth 20, the coaxial fixed connection in turning block 21 lower extreme and dwang 18 upper end. Only need stretch into through the instrument and rotate mouthful 20 and rotate turning block 21, can drive dwang 18 and rotate to under second bevel gear 19 and two first bevel gear 17 meshing driven effects, make two threaded rods 15 rotate simultaneously, then two locating plates 12 simultaneous relative movement support the location work, and when the turning block 21 is rotated in the opposite direction, can draw up two locating plates 12, conveniently take out this device.

When the device is used, the positioning plate 12 and the bottom rod 9 are placed in the hole 1, the rotating block 21 is rotated after the fixed ring plate 3 is heightened, the positioning and supporting work of the positioning plate 12 is carried out, the cushion block is taken out after the positioning is finished, the fixed ring plate 3 is fixed, the blocking plate 2 can move downwards for a certain distance at the moment, the positions of the supporting plate 6 and the supporting rod 8 are unchanged, the supporting plate 6 and the inner bottom wall of the movable groove 4 generate a certain interval, then when a pedestrian and a heavy object press the pressing plate 5 downwards, the downward pressure is transmitted to the positioning plate 12 through the supporting plate 6 and the supporting rod 8, the positioning plate 12 and the inner wall of the hole 1 are stressed to play a supporting role, so that the blocking plate 2 cannot be influenced, the hole 1 cannot collapse and damage due to long-time downward pressure, the safety of the device is improved, and the service life of the device is prolonged while the hole 1 is protected.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A hole reservation device for construction engineering comprises a hole (1) and is characterized in that a blocking plate (2) is inserted at the hole opening of the hole (1), a fixed ring plate (3) is fixedly sleeved on the outer peripheral surface of the blocking plate (2), the fixed ring plate (3) is fixedly connected with the upper end of the hole (1), a movable groove (4) is formed in the upper end of the blocking plate (2), a stepping plate (5) is connected in the movable groove (4) in a sliding manner, a supporting plate (6) is connected in the movable groove (4) in a sliding manner at a position below the stepping plate (5), a plurality of buffer springs (7) are fixedly connected between the supporting plate (6) and the stepping plate (5) together, a supporting rod (8) is fixedly connected at the central position of the lower end of the supporting plate (6), and the lower end of the supporting rod (8) penetrates through the inner bottom wall of the movable groove (4) and extends to the lower part of the blocking plate (2), bracing piece (8) lower extreme fixedly connected with sill bar (9), flexible groove (10), each have all been seted up at both ends about sill bar (9) equal sliding connection has telescopic link (11) in flexible groove (10), curved locating plate (12) of one end fixed connection in flexible groove (10), two are kept away from telescopic link (11) locating plate (12) set up with hole (1) both sides inner wall laminating respectively.

2. The hole reserving device for building engineering as claimed in claim 1, wherein one end of each positioning plate (12) close to the inner wall of the hole (1) is fixedly connected with a plurality of positioning nails (13) which are evenly distributed, and one end of each positioning nail (13) far from the positioning plate (12) is inserted on the inner wall of the hole (1).

3. The hole reserving device for building engineering as claimed in claim 1, wherein a thread groove (14) is formed in one end of the telescopic rod (11) located in the telescopic groove (10), a threaded rod (15) is connected to the thread groove (14) in a threaded manner, and one end of the threaded rod (15) far away from the thread groove (14) is rotatably connected to the inner wall of the telescopic groove (10).

4. The hole reservation device for construction engineering as claimed in claim 1, wherein the cross-sections of the telescopic rod (11) and the telescopic groove (10) are both rectangular structures.

5. The hole reserving device for building engineering as claimed in claim 3, wherein the bottom rod (9) is internally cut at a corresponding position of the support rod (8) and is provided with a driving cavity (16), two opposite ends of the threaded rods (15) extend into the driving cavity (16) and are fixedly sleeved with first bevel gears (17), two upper ends of the first bevel gears (17) are jointly engaged with second bevel gears (19), a rotating rod (18) is fixedly sleeved at an axial center position of the upper ends of the second bevel gears (19), and the upper ends of the rotating rod (18) penetrate into the movable groove (4) along the central axis of the support rod (8).

6. The hole reserving device for building engineering according to claim 5, wherein a rotating opening (20) is formed in the center of the pressing plate (5), a rotating block (21) is arranged on the rotating opening (20), and the lower end of the rotating block (21) is coaxially and fixedly connected with the upper end of the rotating rod (18).