CN215630155U

CN215630155U - Construction well head plugging device

Info

Publication number: CN215630155U
Application number: CN202121833924.1U
Authority: CN
Inventors: 李永杰; 蓝腾飞; 卢强; 周志强
Original assignee: Qingdao Dongjie Construction Engineering Co Ltd
Current assignee: Qingdao Dongjie Construction Engineering Co Ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-25
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a wellhead plugging device for building construction, and belongs to the technical field of building construction. The utility model provides a construction well head plugging device, includes the top cap, and the top cap below is equipped with the rubber circle, and top cap bottom surface fixedly connected with bottom, the bottom upside are equipped with the outer lane gear, and the outer lane gear outside is the equidistant meshing of loop type and is connected with a plurality of gears, and the meshing of gear lower part is connected with the rack, and rack outer end sliding connection has the baffle. According to the utility model, the gear is driven to rotate by rotating the hand wheel, the gear drives the outer ring gear to rotate, the outer ring gear drives the rack meshed with the gear to move outwards, so that the baffle plate connected with the rack drives the rubber ring to expand outwards, the outer part of the rubber ring can be tightly attached to the inner wall of a well head, a large amount of rainwater is effectively prevented from entering the well, the process of pumping water from the well is saved, and the construction efficiency is improved.

Description

Construction well head plugging device

Technical Field

The utility model relates to the technical field of building construction, in particular to a wellhead plugging device for building construction.

Background

In the place of construction, need excavate the pre-buried foundation of well head at the ground face usually, because the construction process is various and the time limit for a project is longer, before the foundation in the well is not pour, need carry out the shutoff with the well head, prevent that the building rubbish and the ponding on ground from falling into in the well, also prevent simultaneously that workman and construction equipment from dropping. But the shutoff mode to the well head is comparatively simple at present, does not all possess waterproof function for pile up too much rainwater in the well during rainy day, lead to when the construction need take ponding in the well earlier out, influence the construction progress, to the not block structure of the well head needs preparation looks adaptation of equidimension simultaneously, the shutoff effect is poor, and extravagant construction cost. In view of this, we propose a construction well head plugging device.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a wellhead plugging device for building construction, which aims to solve the problems in the background technology.

2. Technical scheme

The utility model provides a construction well head plugging device, includes the top cap, the top cap below is equipped with the rubber circle, top cap bottom surface fixedly connected with bottom, the bottom upside is equipped with outer lane gear, the outer lane gear outside is the equidistant meshing of loop type and is connected with a plurality of gears, the meshing of gear lower part is connected with the rack, rack outer end sliding connection has the baffle, and one of them the gear passes top cap extension upside and fixedly connected with hand wheel, the hand wheel downside is equipped with the protection box, protection box bottom surface is connected fixedly with the top cap, just back wall sliding connection has slider A in the protection box, slider A antetheca fixedly connected with spring B, spring B front end fixedly connected with slider B, the anterior sliding connection of slider B has the gag lever post.

Preferably, the top surface of the outer ring gear is fixedly connected with a rotating ring in a T-shaped structure, and the rotating ring is rotatably connected with the bottom surface of the top cover.

Preferably, the lower part of the rack is in sliding connection with a sliding groove formed in the bottom cover, and the outer end of the rack is fixedly connected with the baffle through a spring A.

Preferably, the top surface of the rubber ring is in friction contact with the top cover, and the inner wall of the rubber ring is fixedly connected with the baffle.

Preferably, the gag lever post is C style of calligraphy structure, the gag lever post rotates with the top cap to be connected, just anterior both ends of gag lever post and gear butt cooperation.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the gear is driven to rotate by rotating the hand wheel, the gear drives the outer ring gear to rotate, the outer ring gear drives the rack meshed with the gear to move outwards, so that the baffle plate connected with the rack drives the rubber ring to expand outwards, the outer part of the rubber ring can be tightly attached to the inner wall of a well head, a large amount of rainwater is effectively prevented from entering the well, the process of pumping water from the well is saved, and the construction efficiency is improved.

2. The rubber ring is driven to stretch by rotating the hand wheel, so that the outer part of the rubber ring can be suitable for well heads with different diameters, the structure is compact, the operation is simple, the reuse rate is high, the material waste is avoided, and the rubber ring is suitable for popularization and use.

3. According to the utility model, the sliding block B is pushed to drive the spring B to move to one end of the limiting rod, and one end of the spring B electric limiting rod is abutted against the gear, so that the gear can only rotate in a one-way manner, and the rubber ring can be conveniently adjusted to be fixed with the inner wall of a wellhead.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the rubber ring of the present invention;

FIG. 3 is a schematic view of the structure of the rotating ring, the rack and the baffle of the present invention;

FIG. 4 is a schematic view of the structure of a spring B, a slider B and a limiting rod according to the present invention;

FIG. 5 is an enlarged anatomical illustration of the structure at A in the present invention;

FIG. 6 is an enlarged cross-sectional view of the structure at B in the present invention;

the reference numbers in the figures illustrate: 1. a top cover; 2. a rubber ring; 3. a bottom cover; 301. a chute; 4. an outer ring gear; 5. a rotating ring; 6. a gear; 7. a rack; 8. a baffle plate; 9. a spring A; 10. a hand wheel; 11. a protective case; 12. a slide block A; 13. a spring B; 14. a slide block B; 15. a limiting rod.

Detailed Description

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a construction well head plugging device, including

top cap

1, 1 below of top cap is equipped with

rubber circle

2, 1 bottom surface fixedly connected with bottom 3 of top cap, 3 upsides of bottom are equipped with outer lane gear 4, the outer lane gear 4 outside is the equidistant meshing of ring type and is connected with a plurality of gears 6, the meshing of 6 lower parts of gear is connected with rack 7, rack 7 outer end sliding connection has baffle 8, and one of them gear 6 passes top cap 1 and extends upside and fixedly connected with hand wheel 10, hand wheel 10 downside is equipped with protection box 11, protection box 11 bottom surface is connected fixedly with top cap 1, and the interior back wall sliding connection of protection box 11 has slider A12, slider A12 antetheca fixedly connected with spring B13, spring B13 front end fixedly connected with slider B14, the anterior sliding connection of slider B14 has gag lever 15. According to the utility model, the top cover 1 is placed above a wellhead, the sliding block B14 is toggled to move rightwards, so that the spring B13 drives the front part of the right end of the limiting rod 15 to abut against the gear 6, the outer ring gear 4 is driven to rotate when the hand wheel 10 is rotated anticlockwise, the outer ring gear 4 drives the plurality of gears 6 to rotate in the same direction and drives the rack 7 to slide outwards, and the rack 7 drives the rubber ring 2 connected with the baffle 8 to abut against the inner wall of the wellhead.

Specifically, the top surface of the outer ring gear 4 is fixedly connected with a rotating ring 5 in a T-shaped structure, and the rotating ring 5 is rotatably connected with the bottom surface of the top cover 1.

Further, the lower part of the rack 7 is slidably connected with a sliding groove 301 formed in the bottom cover 3, and the outer end of the rack 7 is fixedly connected with the baffle plate 8 through a spring A9.

Still further, 2 top surfaces of rubber circle and top cap 1 frictional contact, and 2 inner walls of rubber circle are connected fixedly with baffle 8.

Furthermore, the limiting rod 15 is of a C-shaped structure, the limiting rod 15 is rotatably connected with the top cover 1, and two ends of the front part of the limiting rod 15 are in butt joint with the gear 6.

The working principle is as follows: when the anti-theft device is used, the top cover 1 is placed above a well mouth, the rubber ring 2 is sleeved in the well mouth, the sliding block B14 is stirred to move rightwards, the sliding block B14 drives the spring B13 and the sliding block A12 to slide in the protection box 11, the spring B13 drives the front part of the right end of the limiting rod 15 to abut against the gear 6, the outer ring gear 4 meshed with the gear 6 is driven to rotate when the hand wheel 10 is rotated anticlockwise, the outer ring gear 4 drives the gears 6 to rotate in the same direction and drives the rack 7 to slide outwards on the bottom cover 3, and the rack 7 drives the rubber ring 2 connected with the baffle 8 to abut against the inner wall of the well mouth.

Claims

1. The utility model provides a construction well head plugging device, includes top cap (1), its characterized in that: a rubber ring (2) is arranged below the top cover (1), a bottom cover (3) is fixedly connected to the bottom surface of the top cover (1), an outer ring gear (4) is arranged on the upper side of the bottom cover (3), a plurality of gears (6) are meshed with each other at equal intervals in an annular mode on the outer side of the outer ring gear (4), racks (7) are meshed with the lower portions of the gears (6), a baffle (8) is connected to the outer end of each rack (7) in a sliding mode, one of the gears (6) penetrates through the extending upper side of the top cover (1) and is fixedly connected with a hand wheel (10), a protection box (11) is arranged on the lower side of the hand wheel (10), the bottom surface of the protection box (11) is fixedly connected with the top cover (1), a sliding block A (12) is connected to the inner rear wall of the protection box (11) in a sliding mode, a spring B (13) is fixedly connected to the front wall of the slide block B (14), the front part of the sliding block B (14) is connected with a limiting rod (15) in a sliding manner.

2. The construction wellhead plugging device according to claim 1, characterized in that: the top surface of the outer ring gear (4) is fixedly connected with a rotating ring (5) which is of a T-shaped structure, and the rotating ring (5) is rotatably connected with the bottom surface of the top cover (1).

3. The construction wellhead plugging device according to claim 1, characterized in that: the lower part of the rack (7) is connected with a sliding groove (301) formed in the bottom cover (3) in a sliding manner, and the outer end of the rack (7) is fixedly connected with the baffle (8) through a spring A (9).

4. The construction wellhead plugging device according to claim 1, characterized in that: the top surface of the rubber ring (2) is in friction contact with the top cover (1), and the inner wall of the rubber ring (2) is fixedly connected with the baffle (8).

5. The construction wellhead plugging device according to claim 1, characterized in that: gag lever post (15) are C style of calligraphy structure, gag lever post (15) rotate with top cap (1) and are connected, just gag lever post (15) anterior both ends and gear (6) butt cooperation.