CN218101868U

CN218101868U - Cable connecting device for combined dispatching of steam combined cycle unit

Info

Publication number: CN218101868U
Application number: CN202222277473.9U
Authority: CN
Inventors: 张成华
Original assignee: Anhui Yuhao Power Construction Co ltd
Current assignee: Anhui Yuhao Power Construction Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-20
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a cable connecting device is used in steam combined cycle unit joint scheduling relates to steam combined cycle machine technical field, for solving current cable connecting device is used in steam combined cycle unit joint scheduling, because the cable switches the scheduling dismantlement inconvenient with fixed mounting, causes the problem that the device cable is connected and is wasted time and energy. The utility model discloses a cable interface, including the dispatch fixed plate, the top of dispatch fixed plate is provided with the cable interface, just the outside lower extreme of cable interface is provided with base under the gag lever post, the outside of cable interface all is provided with stop screw all around, spring anchor clamps, and it sets up the one side at the cable interface, spring anchor clamps's the outside is provided with handheld splint of first handheld splint, the handheld splint of second respectively, be provided with the anchor clamps connecting rod between stop screw and the first handheld splint, the spring telescopic link, its setting is in spring anchor clamps's inboard top, the handheld splint of second and spring telescopic link welded connection, the top of cable interface is provided with the gag lever post upper base.

Description

Cable connecting device for combined dispatching of steam combined cycle unit

Technical Field

The utility model relates to a steam combined cycle machine technical field specifically is a cable connecting device is used in steam combined cycle unit joint scheduling.

Background

When the steam combined cycle unit improves the circulation efficiency of the steam turbine by a method of improving the initial temperature, the initial temperature is difficult to be improved continuously due to the limitation of metal materials. Because the cycle end parameters of the steam turbine are lower, and the initial parameters of the gas turbine cycle are higher, the steam-gas combined cycle unit utilizes the advantages that the gas turbine cycle has higher initial temperature and the steam turbine cycle has lower end parameters to improve the heat efficiency of the whole cycle.

In a conventional steam combined cycle machine set-up, as in application No.: 201320451670.6; the name is as follows: gas-steam combined cycle unit. The device includes: and the steam turbine is additionally provided with an SSS clutch with a synchronous self-shifting function between a high-intermediate pressure cylinder and a low-pressure cylinder. The utility model discloses a steam turbine that provides can make the low pressure jar of steam turbine independent and high intermediate pressure jar shut down or start operation, from this, the gas-steam combined cycle unit can adopt different mode operation as required to improve the thermal efficiency of whole unit.

However, the cable connecting device for the combined dispatching of the steam combined cycle unit has the problems that the cable connection of the device is time-consuming and labor-consuming because the cable is inconvenient to switch, dispatch, disassemble and fixedly install; therefore, the existing requirements are not met, and a cable connecting device for combined dispatching of the steam combined cycle unit is provided for the cable connecting device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable connecting device is used in steam combined cycle unit joint scheduling to solve the current cable connecting device for steam combined cycle unit joint scheduling that proposes in the above-mentioned background art, because the cable switches the scheduling dismantlement inconvenient with fixed mounting, cause the problem that the device cable is connected and is wasted time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: a cable connecting device for joint scheduling of a steam combined cycle unit comprises a scheduling fixing plate, wherein a cable interface is arranged at the upper end of the scheduling fixing plate and is welded with the scheduling fixing plate, a limiting rod lower base is arranged at the lower end of the outer side of the cable interface and is welded with the scheduling fixing plate, limiting screws are arranged on the periphery of the outer side of the cable interface, and one end of each limiting screw is welded with the limiting rod lower base;

further comprising:

the spring clamp is arranged on one side of the cable interface, a first handheld clamping plate and a second handheld clamping plate are respectively arranged on the outer side of the spring clamp, the second handheld clamping plate is connected with the spring rotating shaft of the spring clamp, a clamp connecting rod is arranged above the limiting screw rod, the clamp connecting rod and the first handheld clamping plate are connected in a welding mode, and the clamp connecting rod is connected with the limiting screw rod in a welding mode;

the spring telescopic rod is arranged above the inner side of the spring clamp, the second hand-held clamp plate is welded with the spring telescopic rod, the spring telescopic rod and the second hand-held clamp plate are connected with the spring clamp through a spring rotating shaft as a whole, the limiting rod upper base is arranged above the cable interface, and the limiting rod upper base is connected with the spring telescopic rod through the spring telescopic rod rotating shaft.

Preferably, a cable plug is arranged above the upper base of the limiting rod, a cable limiting sleeve is arranged on the outer side of the cable plug, and the cable limiting sleeve is fixedly connected with the cable plug.

Preferably, a limiting raised head is arranged on one circumference of the upper end of the limiting rod upper base, a limiting groove is arranged above the limiting raised head, the limiting groove and the cable limiting sleeve are integrally formed, and the limiting raised head is connected with the limiting groove clamping groove in a sealing mode.

Preferably, all be provided with stop screw lock nut around the top of cable stop collar, and stop screw lock nut and cable stop collar, stop screw thread lock connection.

Preferably, both sides of the front end of the scheduling fixed plate are provided with wiring ports, and the wiring ports are electrically connected with the cable interfaces.

Preferably, the lower end of the scheduling fixed plate is provided with an anti-skidding fixed plate, and the anti-skidding fixed plate is fixedly connected with the scheduling fixed plate through bolts.

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

1. the utility model discloses a cable interface, the base under the gag lever post, stop screw, the anchor clamps connecting rod, spring anchor clamps, first handheld splint, the handheld splint of second, the spring telescopic link, the gag lever post upper base, the cable stop collar, the cable plug, spacing plush copper, spacing recess, stop screw lock nut's setting, when the cable plug need be extracted and change, loosen stop screw lock nut, spring anchor clamps make the handheld splint of second because of elasticity, the spring telescopic link is rotatory as whole, thereby make the gag lever post upper base lifted, lifting of gag lever post upper base makes the cable stop collar, the cable plug is lifted as a whole, thereby make the cable plug extract from the inside of cable interface, the wiring switching that has greatly made things convenient for cable plug cable is fixed with the installation, the cable connecting device for the joint scheduling of current steam combined cycle unit has been solved, because the cable switches the scheduling dismantlement and fixed mounting is inconvenient, cause the device cable to be connected and wastes time and energy the problem.

2. Through the setting of antiskid fixed plate, antiskid fixed plate has greatly improved the whole of device and the skid resistance on ground, improves device stability in placement and safety in utilization.

Drawings

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

fig. 2 is a schematic view of the cable stop collar of the present invention;

FIG. 3 is a partial enlarged view of the point A of the present invention;

in the figure: 1. scheduling a fixed plate; 2. a cable interface; 3. a lower base of the limiting rod; 4. a limit screw; 5. a clamp connecting rod; 6. a spring clamp; 7. a first hand-held splint; 8. a second hand-held splint; 9. a spring telescopic rod; 10. a limiting rod upper base; 11. a cable stop collar; 12. a cable plug; 13. a convex head is limited; 14. a limiting groove; 15. a nut is locked by the limiting screw rod; 16. a wiring port; 17. an antiskid fixing plate.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a cable connecting device for joint scheduling of a steam combined cycle unit comprises a scheduling fixing plate 1, wherein a cable interface 2 is arranged at the upper end of the scheduling fixing plate 1, the cable interface 2 is connected with the scheduling fixing plate 1 in a welding mode, a limiting rod lower base 3 is arranged at the lower end of the outer side of the cable interface 2, the limiting rod lower base 3 is connected with the scheduling fixing plate 1 in a welding mode, limiting screw rods 4 are arranged on the periphery of the outer side of the cable interface 2, and one end of each limiting screw rod 4 is connected with the limiting rod lower base 3 in a welding mode;

further comprising:

the spring clamp 6 is arranged on one side of the cable interface 2, a first handheld clamp plate 7 and a second handheld clamp plate 8 are respectively arranged on the outer side of the spring clamp 6, the second handheld clamp plate 8 is connected with the spring clamp 6 through a spring rotating shaft, a clamp connecting rod 5 is arranged above the limiting screw rod 4, the clamp connecting rod 5 is connected with the first handheld clamp plate 7 in a welding mode, and the clamp connecting rod 5 is connected with the limiting screw rod 4 in a welding mode;

spring telescopic link 9, it sets up in the inboard top of spring anchor clamps 6, and the handheld splint 8 of second and spring telescopic link 9 welded connection, and spring telescopic link 9, the handheld splint 8 of second are connected with spring anchor clamps 6 spring spindles as a whole, and the top of cable interface 2 is provided with gag lever post upper base 10, and gag lever post upper base 10 is connected with spring telescopic link 9 pivots.

Further, the top of gag lever post upper base 10 is provided with cable plug 12, and the outside of cable plug 12 is provided with cable stop collar 11, and cable stop collar 11 and cable plug 12 fixed connection, and cable plug 12 is fixed with 2 bolt electrical property of cable interface, has greatly made things convenient for the switching of cable plug 12 and has installed fixedly.

Furthermore, a limit raised head 13 is arranged on one circumference of the upper end of the limiting rod upper base 10, a limit groove 14 is arranged above the limit raised head 13, the limit groove 14 and the cable limiting sleeve 11 are integrally formed, the limit raised head 13 is in clamping groove sealing connection with the limit groove 14, the limit raised head 13 and the limit groove 14 greatly improve the convenience of installation and positioning of the cable limiting sleeve 11, and the stability of fixing is also improved.

Further, all be provided with stop screw lock nut 15 around the top of cable stop collar 11, and stop screw lock nut 15 and

cable stop collar

11, 4 threaded locking of stop screw are connected, and stop screw lock nut 15 has greatly improved the fixed stability of structure.

Further, both sides of the front end of the scheduling fixing plate 1 are provided with wiring ports 16, the wiring ports 16 are electrically connected with the cable interfaces 2, and the wiring ports 16 facilitate the electrical connection of external wiring cables and the cable interfaces 2.

Further, the lower extreme of dispatch fixed plate 1 is provided with anti-skidding fixed plate 17, and anti-skidding fixed plate 17 and 1 bolt fixed connection of dispatch fixed plate, and anti-skidding fixed plate 17 has greatly improved the whole of device and the skid resistance on ground, improves device stability in placement and safety in utilization.

The working principle is as follows: during the use, when cable plug 12 need be extracted and changed, loosen limiting screw locking nut 15, spring anchor clamps 6 makes the handheld splint 8 of second because of elasticity, spring telescopic rod 9 is rotatory as whole, thereby make gag lever post upper base 10 lifted, lifting of gag lever post upper base 10 makes cable stop collar 11, cable plug 12 is lifted as whole, thereby make cable plug 12 extract from the inside of cable interface 2, it is fixed with the installation greatly to have made things convenient for the wiring switching of cable plug 12 cable, the cable connecting device for the joint scheduling of current steam combined cycle unit has been solved, because cable switches the scheduling dismantlement and the fixed mounting is inconvenient, cause the device cable to connect the problem that wastes time and energy, anti-skidding fixed plate 17 has greatly improved the whole of device and the skid resistance on ground, improve device placement stability and safety in utilization.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A cable connecting device for joint scheduling of a steam combined cycle unit comprises a scheduling fixing plate (1), wherein a cable interface (2) is arranged at the upper end of the scheduling fixing plate (1), the cable interface (2) is connected with the scheduling fixing plate (1) in a welding mode, a limiting rod lower base (3) is arranged at the lower end of the outer side of the cable interface (2), the limiting rod lower base (3) is connected with the scheduling fixing plate (1) in a welding mode, limiting screws (4) are arranged on the periphery of the outer side of the cable interface (2), and one end of each limiting screw (4) is connected with the limiting rod lower base (3) in a welding mode;

the method is characterized in that: further comprising:

the spring clamp (6) is arranged on one side of the cable interface (2), a first handheld clamping plate (7) and a second handheld clamping plate (8) are respectively arranged on the outer side of the spring clamp (6), the second handheld clamping plate (8) is connected with a spring rotating shaft of the spring clamp (6), a clamp connecting rod (5) is arranged above the limiting screw (4), the clamp connecting rod (5) and the first handheld clamping plate (7) are connected in a welding mode, and the clamp connecting rod (5) is connected with the limiting screw (4) in a welding mode;

spring telescopic link (9), its setting is in the inboard top of spring anchor clamps (6), and the handheld splint of second (8) and spring telescopic link (9) welded connection, and spring telescopic link (9), the handheld splint of second (8) are connected with spring anchor clamps (6) spring pivot as a whole, the top of cable interface (2) is provided with gag lever post upper base (10), and gag lever post upper base (10) are connected with spring telescopic link (9) pivot.

2. The cable connecting device for the combined dispatching of the steam combined cycle unit as claimed in claim 1, wherein: a cable plug (12) is arranged above the limiting rod upper base (10), a cable limiting sleeve (11) is arranged on the outer side of the cable plug (12), and the cable limiting sleeve (11) is fixedly connected with the cable plug (12).

3. The cable connecting device for the combined dispatching of the steam combined cycle unit as claimed in claim 1, wherein: a limiting raised head (13) is arranged on one circle of the upper end of the limiting rod upper base (10), a limiting groove (14) is formed above the limiting raised head (13), the limiting groove (14) and the cable limiting sleeve (11) are integrally formed, and the limiting raised head (13) is connected with a clamping groove of the limiting groove (14) in a sealing mode.

4. The cable connecting device for the combined dispatching of the steam combined cycle unit as claimed in claim 2, wherein: and limiting screw locking nuts (15) are arranged on the periphery above the cable limiting sleeve (11), and the limiting screw locking nuts (15) are in threaded locking connection with the cable limiting sleeve (11) and the limiting screw (4).

5. The cable connecting device for the combined dispatching of the steam combined cycle unit as claimed in claim 1, wherein: both sides of the front end of the scheduling fixing plate (1) are provided with wiring ports (16), and the wiring ports (16) are electrically connected with the cable interfaces (2).

6. The cable connecting device for the combined dispatching of the steam combined cycle unit as claimed in claim 1, wherein: the lower extreme of dispatch fixed plate (1) is provided with anti-skidding fixed plate (17), and anti-skidding fixed plate (17) and dispatch fixed plate (1) bolt fixed connection.