CN115162293A

CN115162293A - Tail water gate maintenance platform

Info

Publication number: CN115162293A
Application number: CN202210911786.7A
Authority: CN
Inventors: 覃方强; 程新年; 冯冠庆; 颜彩红
Original assignee: Guangxi Guiguan Electric Power Co ltd; Dahua General Hydropower Plant Of Guangxi Guiguan Electric Power Co ltd
Current assignee: Guangxi Guiguan Electric Power Co ltd; Dahua General Hydropower Plant Of Guangxi Guiguan Electric Power Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-10-11

Abstract

The invention relates to a tail water gate maintenance platform which comprises a support frame and a flat plate, wherein the support frame comprises a rectangular frame and a plurality of inclined rods, one side of the rectangular frame is fixedly arranged on the wall of a door slot hole through expansion screws, the plurality of inclined rods are positioned below the rectangular frame and used for supporting the rectangular frame, one ends of the inclined rods are fixedly connected with the other side of the rectangular frame, the other ends of the inclined rods are fixedly arranged on the wall of the door slot hole through the expansion screws, and the flat plate is tiled on the rectangular frame and fixedly connected with the rectangular frame. The support frame is fixed at the door slot by the expansion screw, the flat plate is tiled on the rectangular frame and is fixedly connected with the rectangular frame, and the tail sluice gate can be overhauled in the hoisting process, so that the time for dismantling and installing the tail sluice gate connecting device is saved, and the working efficiency is improved.

Description

Tail water gate maintenance platform

Technical Field

The invention belongs to the technical field of metal structures of hydraulic and hydroelectric engineering, and particularly relates to a tail water gate maintenance platform.

Background

In hydraulic and hydroelectric engineering, the power generation plant is provided with a tail water gate, the tail water gate comprises a plurality of sections of door plates, and two adjacent sections of door plates are connected through a connecting device and used for retaining water during construction period and plant equipment maintenance period so as to prevent water from being poured into the plant.

At present, when the tail water gate is overhauled, a door panel is separated through a connecting device for detaching the tail water gate, an installation workshop is hung section by a door machine, and the tail water gate is overhauled in the installation workshop. The connecting device for dismounting and mounting the tail water gate needs to spend a large amount of time, and the working efficiency is influenced.

Therefore, a tail sluice gate maintenance platform is designed, the tail sluice gate maintenance platform is directly installed at the position of the gate slot, and maintenance can be performed in the hoisting process of the tail sluice gate, so that the time for dismantling and installing the tail sluice gate connecting device is saved, and the working efficiency is improved.

Disclosure of Invention

The invention aims to solve the technical problem of providing a tail water gate maintenance platform, wherein the tail water gate maintenance platform is directly arranged at a gate slot, and maintenance can be carried out in the lifting process of a tail water gate, so that the time for dismounting and mounting a tail water gate connecting device is saved, and the working efficiency is improved.

In order to solve the technical problems, the invention adopts the following technical scheme:

tail water gate overhauls platform, including support frame and flat board, the support frame includes rectangle frame and a plurality of down tube, and rectangle frame one side is through inflation screw fixed mounting on the door slot hole wall, and a plurality of down tubes are located rectangle frame below and are used for supporting the rectangle frame, down tube one end and rectangle frame opposite side fixed connection, and the down tube other end passes through inflation screw fixed mounting on the door slot hole wall, and the flat board tiling is on the rectangle frame and rather than fixed connection.

As a further improvement of the above technical solution:

a plurality of transverse rods and a plurality of vertical rods are arranged in the rectangular frame, and the transverse rods and the vertical rods are mutually crossed to form a net-shaped structure. The strength of the rectangular frame is enhanced, and the rectangular frame is not easy to deform. Meanwhile, the contact area between the flat plate and the rectangular frame is increased, and the flat plate is not easy to deform in the using process.

Further, the flat plate is provided with a plurality of anti-slip projections. Prevent that the maintainer from slipping down, improve dull and stereotyped security.

The tail water gate overhaul platform further comprises an anti-falling device, the anti-falling device comprises a vest, a traction rope and a safety hook, one end of the traction rope is connected with the vest, and the other end of the traction rope is connected with the safety hook. The service personnel can secure the snap hook to certain elements in the nearby structure, such as pipes, hooks, or other complementary fasteners or complementary features in the structure. Preferably, the worker secures the safety hook to the structure at a position above the height of the fall arrester.

Furthermore, the safety hook comprises a clasp, a riveting column and a hook seat, the hook seat is provided with a through rotating hole, one end of the riveting column is fixedly connected with the clasp, the other end of the riveting column can rotatably penetrate through the rotating hole and is fixedly connected with a stop block, and the stop block is blocked outside the rotating hole; the hauling cable is connected with the hook seat. The hook seat can rotate relative to the clasp, and the safety hook fixed on the clasp relative to the hook seat has higher flexibility and is beneficial to overhaul by maintainers.

Furthermore, the clasp comprises a clasp body, a buckle rod and a reset elastic sheet, wherein the clasp body is U-shaped, a rotating shaft is arranged on one side of an opening of the clasp body, the rotating shaft is sleeved with one end of the buckle rod in a rotating mode, the reset elastic sheet is arranged on the clasp body, the buckle rod is provided with a mounting groove, the reset elastic sheet is riveted in the mounting groove, and the other end of the buckle rod is connected with the other side of the opening of the clasp body under the elastic action of the reset elastic sheet. The setting of shell fragment that resets is compared in ordinary service spring's setting for the effect that resets is better, and elasticity is great, can accomplish the operation that resets fast, and can not cause the phenomenon emergence of not detaining, has improved the security of safety hook.

Furthermore, the buckle rod is provided with a cavity, and the tail end of the hook body can be clamped in the cavity. The safety hook can prevent the buckling rod from offseting when rebounding, and the safety of the safety hook is improved.

Furthermore, the buckle rod is provided with a groove-shaped mounting seat, the hook body is clamped into the mounting seat and is provided with a sliding groove along the movement direction of the buckle rod, the mounting seat is provided with a sliding block, and the sliding block can be embedded into the sliding groove in a sliding manner. When the buckling rod rebounds, the tail end of the hook body is clamped into the cavity, the buckling rod and the tail end of the hook body are not prone to dislocation, the buckling rod is prevented from offside, and safety of the safety hook is improved.

Furthermore, the inner wall of the sliding groove is provided with a limiting block. The rotating range of the buckling rod is limited, the buckling rod is prevented from offside when rebounding, the pressure on the tail end of the hook body is reduced, and the safety of the safety hook is improved.

The vest is an air bag. When the maintainer slips, the air bag can protect the maintainer and reduce the physical damage of the maintainer.

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

utilize expansion screw to fix the support frame in door slot department, the dull and stereotyped tiling is on the rectangle frame and rather than fixed connection, and the in-process that the tail sluice gate hoisted can be overhauld, saves the time of demolising and installation tail sluice gate connecting device, improves work efficiency.

Drawings

FIG. 1 is a view showing a state of use of a tail gate inspection platform.

Fig. 2 is a structural view of the support frame.

FIG. 3 is a block diagram of the fall arrest device.

Fig. 4 is a structural view of the snap hook.

Fig. 5 is an exploded view of the snap hook.

Description of reference numerals:

1. a support frame; 2. a flat plate; 3. the anti-falling device; 11. a rectangular frame; 12. a diagonal bar; 13. an expansion screw; 14. a cross bar; 15. a vertical rod; 21. anti-skid projections; 31. a vest; 32. a hauling rope; 33. a safety hook; 34. a clasp; 35. riveting columns; 36. a hook base; 37. a stopper; 341. a hook body; 342. a buckle rod; 343. resetting the elastic sheet; 344. a limiting block; 345. a cavity; 346. a mounting seat; 347. a sliding groove; 348. and a slider.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, there will now be described in detail, with reference to the accompanying drawings, a non-limiting detailed description of the present invention.

As shown in fig. 1 to 5, the tail gate maintenance platform of the embodiment includes a support frame 1, a flat plate 2 and a falling prevention device 3; the flat plate 2 is tiled on the support frame 1 and fixedly connected with the support frame, the support frame 1 is fixedly installed on the hole wall of the door slot, and the anti-falling device 3 acts on the maintainer to prevent the maintainer from falling. The support frame 1 is used for enhancing the strength of the flat plate 2, and the flat plate 2 is not easy to deform in the using process. The plate 2 is used to support the service personnel. The anti-falling device 3 is used for protecting the safety of maintainers.

The plate 2 is provided with a plurality of anti-slip protrusions 21. The antiskid projections 21 are spread over the flat plate 2 at intervals and are in a star shape. The anti-slip protrusions 21 not only prevent the maintainers from slipping down and improve the safety of the flat plate 2, but also are beautiful.

Support frame 1 includes rectangular frame 11 and a plurality of down tube 12, and 11 one sides of rectangular frame are through expansion screw 13 fixed mounting on door slot hole wall, and a plurality of down tube 12 are located rectangular frame 11 below and are used for supporting rectangular frame 11, 12 one ends of down tube and 11 opposite side fixed connection of rectangular frame, and 12 other ends of down tube pass through expansion screw 13 fixed mounting on door slot hole wall, and dull and stereotyped 2 tiling is on rectangular frame 11 and rather than fixed connection. A plurality of cross bars 14 and a plurality of vertical bars 15 are arranged in the rectangular frame 11, and the cross bars 14 and the vertical bars 15 are mutually crossed to form a net-shaped structure. Rectangular frame 11 only is connected with one side and door slot hole pore wall, and other parts all belong to unsettled state, consequently, increase a plurality of down tube 12 and support rectangular frame 11, increase rectangular frame 11 intensity, and support frame 1 is difficult for dropping, improves tail water gate and overhauls the platform security.

The anti-falling device 3 comprises a vest 31, a traction rope 32 and a safety hook 33, wherein one end of the traction rope 32 is connected with the vest 31, and the other end is connected with the safety hook 33. The safety hook 33 comprises a clasp 34, a riveting column 35 and a hook seat 36, the hook seat 36 is provided with a through rotating hole, one end of the riveting column 35 is fixedly connected with the clasp 34, the other end of the riveting column can rotatably penetrate through the rotating hole and is fixedly connected with a stop 37, and the stop 37 blocks outside the rotating hole; the pull cord 32 is connected to the hook block 36. The clasp 34 includes the coupler body 341, detain the pole 342 and the shell fragment 343 that resets, and the coupler body 341 is the U type and coupler body 341 opening one side is equipped with the pivot, and the rotatable cover of detaining pole 342 one end is located in the pivot, is provided with the shell fragment 343 that resets on the coupler body 341, and the pole 342 that detains is provided with the mounting groove, and the shell fragment 343 riveting that resets is in the mounting groove, and the other end of the pole 342 that detains is connected with coupler body (341) opening opposite side under the shell fragment (343) elastic action that resets. The buckle rod 342 has a cavity 345, and the end of the hook body 341 can be snapped into the cavity 345. The buckle rod 342 is provided with a groove-shaped mounting seat 346, the hook body 341 is clamped in the mounting seat 346 and is provided with a sliding groove 347 along the moving direction of the buckle rod 342, the mounting seat 346 is provided with a sliding block 348, and the sliding block 348 is slidably embedded in the sliding groove 347. The inner wall of the sliding groove 347 is provided with a limiting block 344. Vest 31 is an air bag. A round rod is arranged above the support frame 1, metal bases are arranged at two ends of the round rod, and the metal bases are fixedly installed on concrete through expansion screws 13. The metal base increases the area of contact of steel pipe and concrete, makes the steel pipe fixed more firm. The vest 31 is sleeved on the body of the maintainer, the buckle rod 342 is rotated, the round rod is clamped in the hook body 341, and the safety hook 33 can slide on the round rod. Haulage rope 32 is soft, does not influence the maintainer normal activity, and when the maintainer was too close from the rectangular frame 11 suspension side, haulage rope 32 tractive maintainer prevented that the maintainer from falling.

For the use of this example, reference is made to the following steps:

when in use, firstly, the vest 31 is sleeved on the body of the maintainer, the safety hook 33 is sleeved on the round rod, and the maintainer stands on the flat plate 2. Then, the tail water gate is slowly hoisted by a portal crane, and a maintainer directly overhauls the gate slot orifice. And finally, after the overhaul is finished, the gate is dropped back to the opening of the gate slot to be locked and stored.

Claims

1. Tail water gate overhauls platform, its characterized in that: including support frame (1) and flat board (2), support frame (1) includes rectangle frame (11) and a plurality of down tube (12), rectangle frame (11) one side is through inflation screw (13) fixed mounting on door slot hole wall, a plurality of down tube (12) are located rectangle frame (11) below and are used for supporting rectangle frame (11), down tube (12) one end and rectangle frame (11) opposite side fixed connection, down tube (12) other end passes through inflation screw (13) fixed mounting on door slot hole wall, flat board (2) tiling on rectangle frame (11) and rather than fixed connection.

2. The tail gate service platform of claim 1, wherein: a plurality of transverse rods (14) and a plurality of vertical rods (15) are arranged in the rectangular frame (11), and the transverse rods (14) and the vertical rods (15) are mutually crossed to form a net-shaped structure.

3. The tail gate service platform of claim 2, wherein: the flat plate (2) is provided with a plurality of anti-skid protrusions (21).

4. The tail gate service platform of claim 1, wherein: the anti-falling device (3) comprises a vest (31), a traction rope (32) and a safety hook (33), wherein one end of the traction rope (32) is connected with the vest (31), and the other end of the traction rope is connected with the safety hook (33).

5. The tail gate service platform of claim 4, wherein: the safety hook (33) comprises a clasp (34), a riveting column (35) and a hook seat (36), the hook seat (36) is provided with a through rotating hole, one end of the riveting column (35) is fixedly connected with the clasp (34), the other end of the riveting column can rotatably penetrate through the rotating hole and is fixedly connected with a stop block (37), and the stop block (37) blocks outside the rotating hole; the pulling rope (32) is connected with the hook seat (36).

6. The tail gate service platform of claim 5, wherein: clasp (34) are including coupler body (341), buckle pole (342) and shell fragment (343) that resets, and coupler body (341) are the U type and coupler body (341) opening one side is equipped with the pivot, and the rotatable cover of buckle pole (342) one end is located in the pivot, is provided with shell fragment (343) that resets on coupler body (341), and buckle pole (342) is provided with the mounting groove, and shell fragment (343) that resets are riveted in the mounting groove, and the buckle pole (342) other end is connected with coupler body (341) opening opposite side under shell fragment (343) elastic action that resets.

7. The tail gate service platform of claim 6, wherein: the buckle rod (342) is provided with a cavity (345), and the tail end of the hook body (341) can be clamped in the cavity (345).

8. The tail gate service platform of claim 7, wherein: the buckle rod (342) is provided with a groove-shaped installation seat (346), the hook body (341) is clamped into the installation seat (346) and provided with a sliding groove (347) along the movement direction of the buckle rod (342), the installation seat (346) is provided with a sliding block (348), and the sliding block (348) can be slidably embedded into the sliding groove (347).

9. The tail gate service platform of claim 8, wherein: the inner wall of the sliding groove (347) is provided with a limiting block (344).

10. The tail gate service platform of claim 4, wherein: the vest (31) is an air bag.