CN218774203U

CN218774203U - Pumped storage power station shaft anti-falling equipment

Info

Publication number: CN218774203U
Application number: CN202223055075.9U
Authority: CN
Inventors: 王程鹏; 郎红军; 胡云鹤; 苗强; 代佳宇; 何晓辉
Original assignee: Jilin Jiaohe Pumped Storage Co ltd; State Grid Corp of China SGCC; State Grid Xinyuan Co Ltd
Current assignee: Jilin Jiaohe Pumped Storage Co ltd; State Grid Corp of China SGCC; State Grid Xinyuan Co Ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-31
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a pumped storage power station shaft equipment of preventing falling, concretely relates to shaft equipment technical field of preventing falling, which comprises a column, be provided with the protection component on the stand, the protection component is including setting up the support frame at the stand tip, the one end of support frame is provided with the upset piece that can rotate on the support frame. The utility model discloses a set up protection component, strengthen spacing through the rotation, drive the apical wheel rotatory along the axle center point of apical wheel and support frame junction, make then that the card rope guard takes place the displacement for card rope guard hawser can lock once more, avoid the hawser landing, positioning channel section and positioning clamping rod card are in the same place, avoid strengthening spacing and apical wheel because the elasticity reason of hawser self and kick-backing and reset, carry out the function of secondary locking for the hawser on the apical wheel, improved the utility model discloses a prevent that the performance of falling has good practicality when facilitating the use.

Description

Pumped storage power station shaft anti-falling equipment

Technical Field

The utility model relates to a shaft equipment technical field that prevents falling, more specifically say, the utility model relates to a pumped storage power station shaft equipment of preventing falling.

Background

The pumped storage power station pumps the electric energy in the power load valley to an upper reservoir, and discharges the water to a hydropower station which is used for generating power in a lower reservoir in the power load peak period, wherein the hydropower station is also called an energy storage hydropower station, a vertical shaft and a well-shaped pipeline with an upright hole wall, and the vertical shaft is called the vertical shaft;

although the common well digging and reversing method has the advantages of small auxiliary work amount, small mutual influence with other operations, no need of large hoisting and twisting equipment and the like, the climbing of a ladder by workers is difficult, the labor intensity is high, the material transportation is inconvenient, and in order to ensure the safety during the construction, anti-falling equipment is required to ensure the safety during the construction of the vertical well.

The utility model patent of patent application No. CN201520099353.1 discloses a shaft anti-falling device, which comprises a crawling ladder, a fixed frame arranged at the bottom end of the crawling ladder, an anti-falling frame fixedly arranged at the top end of the crawling ladder and a support rod arranged on the inner side of the fixed frame, wherein the fixed frame is in a shape of a Chinese character 'tu' with an opening at the lower end, the fixed frame comprises an upper U-shaped frame and a clamping frame connected with the U-shaped frame, the U-shaped frame is flexibly connected with two side beams of the crawling ladder through shafts, and the transverse size of the clamping frame is larger than the diameter of a well head; one end of the supporting rod is flexibly connected with the U-shaped frame through a shaft, the movable end of the supporting rod is provided with a through hole, a side beam of the ladder stand is provided with a positioning hole corresponding to the through hole, and the through hole is connected with the positioning hole through a pin; two ends of the anti-falling frame are respectively fixedly connected with two side beams of the ladder stand;

when the safety catch is used, the safety catch is only fixed on the cross rod or the fixing ring through the hook of the safety catch, the safety catch can be prevented from sliding left and right when the safety catch is hung on the fixing ring, the stability is improved, the safety catch is not easy to lock a mooring rope, and the flexibility is poor when the safety catch is used.

SUMMERY OF THE UTILITY MODEL

The utility model discloses technical scheme is too single technical problem to prior art solution, provides showing and is different from prior art's solution. In order to overcome the above-mentioned defect of prior art, the utility model provides a pumped storage power station shaft equipment of preventing falling aims at solving the difficult locking that realizes the hawser that exists, the relatively poor problem of flexibility when using.

In order to achieve the above object, the utility model provides a following technical scheme: a shaft anti-falling device of a pumped storage power station comprises an upright post, wherein a protection component is arranged on the upright post;

the protection assembly comprises a support frame arranged at the end part of the upright post, one end of the support frame is provided with a turnover part which can rotate on the support frame, a limiting clamping rod is arranged on the turnover part, and a plurality of positioning clamping grooves are formed in the limiting clamping rod;

one end of the support frame, which is far away from the overturning part, is provided with a top wheel for winding a cable, the outer side of the top wheel is provided with a reinforced limiting frame arranged on the support frame, and one end of the reinforced limiting frame is provided with a positioning clamping rod clamped with the positioning clamping groove;

the protection assembly further comprises a positioning block arranged on one side of the top wheel, the positioning block is arranged on the support frame, a cable groove used for clamping a cable is formed in one side, facing the top wheel, of the positioning block, and the cable groove and the top wheel are horizontally arranged;

the bottom of top wheel is provided with the connecting piece of installing on the support frame, the one end of connecting piece is provided with the bevel protractor, the top wheel is last just to be located one side of strengthening the spacing and is provided with card rope cover.

Preferably, the top wheel is connected with the positioning clamping rod through a second positioning shaft rod and a first positioning shaft rod, the overturning part is provided with a handle, and the bottom of the supporting frame is provided with a supporting plate detachably connected with the upright post through a bolt.

The utility model discloses a technological effect and advantage:

through the arrangement of the protection assembly, compared with the prior art, the integral design is simple, the structure is reasonable, the mooring rope can be clamped with the top wheel through the limiting of the positioning block, the rope groove and the rope clamping cover through corresponding matching use of the structures, the top wheel is driven to rotate along the axis point of the joint of the top wheel and the support frame through the rotation reinforcing limiting frame, and then the rope clamping cover is displaced, so that the mooring rope of the rope clamping cover can be locked again, and the mooring rope is prevented from slipping;

simultaneously through rotatory spacing kelly, drive positioning channel section and take place the displacement, with positioning channel section and positioning channel bar card together, realized then carrying out spacing function to strengthening spacing frame, realized the locking function of hawser, avoid strengthening spacing frame and head pulley and reseing owing to the elasticity reason of hawser self, carry out the function that the secondary was locked for hawser on the head pulley, improved the utility model discloses a prevent the performance of falling has good practicality when facilitating the use.

Drawings

Fig. 1 is a front view of the whole structure of the fall protection device of the utility model.

Fig. 2 is a front view of the protection assembly of the present invention.

Fig. 3 is a schematic view of the limit clip rod of the present invention when it is opened.

Fig. 4 is an exploded view of the protective assembly of the present invention.

The reference signs are: 1. a column; 2. a support frame; 3. a turnover piece; 4. a limiting clamping rod; 5. positioning the clamping groove; 6. positioning blocks; 7. a cable groove; 8. reinforcing the limiting frame; 9. a top wheel; 10. positioning the clamping rod; 11. an angle ruler; 12. a handle; 13. a connecting member; 14. a first positioning shaft lever; 15. a second positioning shaft; 16. a support plate; 17. rope clamping cover.

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 embodiment, as shown in fig. 1-4, the pumped storage power station shaft anti-falling device can lock the cable through the protection component arranged on the upright post 1, the operation is convenient and fast when in use, and the specific structure of the component is as follows;

the protection assembly comprises a support frame 2 arranged at the end part of the upright post 1, one end of the support frame 2 is provided with an overturning part 3 which can rotate on the support frame 2, a limiting clamping rod 4 is arranged on the overturning part 3, and a plurality of positioning clamping grooves 5 are formed in the limiting clamping rod 4;

a top wheel 9 for winding a cable is arranged at one end of the support frame 2 far away from the turnover part 3, a reinforced limiting frame 8 arranged on the support frame 2 is arranged at the outer side of the top wheel 9, and a positioning clamping rod 10 clamped with the positioning clamping groove 5 is arranged at one end of the reinforced limiting frame 8;

the protection assembly further comprises a positioning block 6 arranged on one side of the top wheel 9, the positioning block 6 is installed on the support frame 2, a cable groove 7 used for clamping a cable is formed in one side, facing the top wheel 9, of the positioning block 6, and the cable groove 7 and the top wheel 9 are horizontally arranged;

the bottom of top wheel 9 is provided with the connecting piece 13 of installing on support frame 2, and the one end of connecting piece 13 is provided with bevel protractor 11, and the last one side that just is located to strengthen spacing 8 of top wheel 9 is provided with card rope cover 17.

When the anti-falling device is used according to the structure, the anti-falling device manufactured by the utility model is wound on the top wheel 9 through the cable rope groove 7 when in use, and when the anti-falling device is taken out from the cable rope clamping cover 17, the cable rope can be clamped with the top wheel 9 through the limiting positions of the positioning block 6, the cable rope groove 7 and the cable rope clamping cover 17, and the top wheel 9 is driven to rotate along the axle center point of the joint of the top wheel 9 and the support frame 2 through the rotation strengthening limiting frame 8, so that the cable rope clamping cover 17 is displaced, and the cable rope of the cable rope clamping cover 17 can be locked again;

afterwards through rotatory spacing kelly 4, drive positioning channel section 5 and take place the displacement, with positioning channel section 5 and positioning channel pole 10 card together, realized then carrying out spacing function to strengthening spacing 8, realized the locking function of hawser, avoid strengthening spacing 8 and take turns 9 and kick-back and reset because the elasticity reason of hawser self.

Referring to fig. 2, 3 and 4, the top wheel 9 is connected with a positioning clamping rod 10 through a second positioning shaft rod 15 and a first positioning shaft rod 14, a handle 12 is arranged on the turnover part 3, and a supporting plate 16 detachably connected with the upright post 1 through a bolt is arranged at the bottom of the supporting frame 2;

it is supplementary to need, through the setting of first location axostylus axostyle 14 and second location axostylus axostyle 15, can ensure the stability between pushing wheel 9 and the locator card pole 10, through the anti deformability of pushing wheel 9 and locator card pole 10, simultaneously through the setting of handle 12, the person of facilitating the use breaks the rotation of spacing kelly 4 off with the fingers and thumb, and the setting of layer board 16 then can play the effect of support to support frame 2, improves the stability of support frame 2 installation.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pumped storage power station shaft anti-falling device, includes stand (1), its characterized in that: the upright post (1) is provided with a protection component;

the protection assembly comprises a support frame (2) arranged at the end part of the upright post (1), one end of the support frame (2) is provided with an overturning part (3) capable of rotating on the support frame (2), the overturning part (3) is provided with a limiting clamping rod (4), and the limiting clamping rod (4) is provided with a plurality of positioning clamping grooves (5);

one end of the support frame (2) far away from the overturning part (3) is provided with a top wheel (9) used for winding a cable, the outer side of the top wheel (9) is provided with a reinforced limiting frame (8) installed on the support frame (2), and one end of the reinforced limiting frame (8) is provided with a positioning clamping rod (10) connected with the positioning clamping groove (5) in a clamped mode.

2. The pumped-storage power station shaft fall protection device of claim 1, wherein: the protection assembly further comprises a positioning block (6) arranged on one side of the top wheel (9), and the positioning block (6) is installed on the support frame (2).

3. The pumped-storage power station shaft fall protection device of claim 2, wherein: one side of the positioning block (6) facing the top wheel (9) is provided with a cable groove (7) for clamping a cable, and the cable groove (7) and the top wheel (9) are horizontally arranged.

4. The pumped-storage power station shaft fall protection device of claim 1, wherein: the bottom of top wheel (9) is provided with connecting piece (13) of installing on support frame (2), the one end of connecting piece (13) is provided with bevel protractor (11).

5. The pumped-storage power station shaft fall protection device of claim 1, wherein: the top wheel (9) is connected with a positioning clamp rod (10) through a second positioning shaft rod (15) and a first positioning shaft rod (14), a handle (12) is arranged on the overturning part (3), and a supporting plate (16) detachably connected with the upright post (1) through a bolt is arranged at the bottom of the supporting frame (2).

6. The pumped-storage power station shaft fall protection device of claim 1, wherein: and a rope clamping cover (17) is arranged on one side of the top wheel (9) which is positioned on the reinforcing limiting frame (8).