CN211713892U

CN211713892U - Power station trash rack

Info

Publication number: CN211713892U
Application number: CN201922014429.7U
Authority: CN
Inventors: 冯祎琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-10-20
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a power station barrier fence, including wall and trash rack, the figure of wall is two sets of, and two sets of wall symmetry sets up, and the figure of installing trash rack and trash rack between two sets of walls is two sets of, the clearance mechanism is installed to trash rack's trash rack one side, trash rack's top both sides all are connected with actuating mechanism. The utility model discloses a motor drives the pivot and rotates to can clear up the trash rack surface of going up and down, make the debris that adhere to on trash rack surface drop into in the net cage, thereby can effectual clearance trash rack surface's rubbish, avoid appearing blocking phenomenon.

Description

Power station trash rack

Technical Field

The utility model relates to a power station technical field specifically is a fence of trash holding in power station.

Background

Water conservancy and hydropower engineering needs to store water, floating pollutants such as tree branches and leaves, crop weeds, plastic foam, household garbage and the like can float on the water surface in front of a reservoir dam, and the normal operation of hydraulic machinery can be influenced after a long time. When the engineering works over water, the floating dirt flows to the water passing port along with the water flow of the reservoir area, if a dirt blocking device is not arranged at the front end of the dam, the floating dirt can directly damage the dam through the water passing port or enter electromechanical equipment such as a water wheel servo motor group or a waterlogging pumping station through a water taking hole, and if the dirt is enough in quantity, large in volume and hard in texture, fatal damage can be brought to the electromechanical equipment, and even the whole engineering works are paralyzed.

According to patent CN201820494433.0, a hydropower station trash rack comprises two fixing frames and a trash rack, and further comprises a hollow rotating shaft and a lifting device, wherein the trash rack is located between the two fixing frames, two ends of the hollow rotating shaft transversely penetrate through the trash rack and then are sleeved on the lifting device, the hollow rotating shaft divides the trash rack into a first trash rack and a second trash rack, two ends of the hollow rotating shaft are both connected with driving wheels, the driving wheels are driven by a first servo motor, a lifter is arranged below the first servo motor, and the lifter is arranged at the top ends of the fixing frames; elevating gear includes lift axle and threaded rod, cup joints respectively on two threaded rods after the hollow pivot is run through at the both ends of lift axle, and the top of threaded rod is connected with second servo motor, and second servo motor installs on the top of mount, and the bottom of threaded rod is equipped with the baffle. The utility model discloses a be equipped with rotatable trash rack, can be convenient for wash the long-time debris that hang on trash rack to can adjust trash rack's dive degree of depth according to the depth of water.

Currently, existing hydroelectric station barrage fences also have some disadvantages, for example; the device is at the in-process that uses, and when the in-process that overturns, debris can pass from trash rack lower side to the function that also does not possess the surface to trash rack and clear up simultaneously to the unable thorough disconnected debris of cutting, piles up debris easily. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power station trash rack has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hydropower station trash rack comprises wall surfaces and trash racks, wherein the number of the wall surfaces is two, the two wall surfaces are symmetrically arranged, the trash racks are arranged between the two wall surfaces, the number of the trash racks is two, a cleaning mechanism is arranged on one side of a trash surface of each trash rack, and two sides of the top of each trash rack are connected with driving mechanisms;

actuating mechanism includes connecting rod, diaphragm and first pneumatic cylinder, the connecting rod is all installed to the top both sides of trash rack, the top of connecting rod and the one end fixed connection of diaphragm, the other end of diaphragm and the one end fixed connection of first pneumatic cylinder, first pneumatic cylinder fixed mounting is in the wall top.

As a preferred embodiment of the utility model, clearance mechanism includes pivot, bearing, support, second pneumatic cylinder, ring gear, motor and dead lever, the pivot is arranged in between two sets of walls and is close to in the preceding lateral wall of trash rack, the both ends of pivot are all pegged graft in the inner chamber of bearing, the outer wall of bearing and the one end fixed connection of support, the other end of support and the one end fixed connection of second pneumatic cylinder, the other end fixed mounting of second pneumatic cylinder is in the wall top, the fixed cover of outer wall of pivot is equipped with the ring gear, the outer wall and the gear engagement of ring gear, gear fixed mounting is in the transmission shaft outer end of motor, the motor passes through dead lever and support fixed connection.

As a preferred embodiment of the present invention, the outer wall of the rotating shaft is provided with bristles.

As a preferred embodiment of the utility model, the bottom of the trash rack is provided with a net cage.

As a preferred embodiment of the present invention, the wall surface is a hydropower station outlet base.

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

1. the utility model discloses a motor drives the pivot and rotates to can clear up the trash rack surface of going up and down, make the debris that adhere to on trash rack surface drop into in the net cage, thereby can effectual clearance trash rack surface's rubbish, avoid appearing blocking phenomenon.

2. The utility model discloses a two sets of trash rack are trash rack in turn, when singly organizing needs to clear up, utilize first pneumatic cylinder to drive its rise to utilize the box with a net to drag for debris, make things convenient for the staff to clear up rubbish in the box with a net.

3. The utility model discloses a second pneumatic cylinder can drive the pivot and go up and down to effectual avoiding hinders the box with a net and rises to the height of convenient clearance.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a hydropower station trash rack of the utility model;

fig. 2 is a schematic structural view of a cleaning mechanism of a hydropower station trash rack of the utility model;

fig. 3 is a schematic view of the structure of the outer wall of the rotation shaft of the trash rack of the hydropower station of the utility model.

In the figure: 1 wall, 2 trash rack, 3 connecting rods, 4 transverse plates, 5 first hydraulic cylinders, 6 net cages, 7 cleaning mechanisms, 8 rotating shafts, 9 rotating shafts, 10 supports, 11 second hydraulic cylinders, 12 toothed rings, 13 gears, 14 motors, 15 fixing rods and 16 bristles.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-3, the present invention provides a technical solution: a hydropower station trash rack comprises wall surfaces 1 and trash racks 2, wherein the number of the wall surfaces 1 is two, the two wall surfaces 1 are symmetrically arranged, the trash racks 2 are arranged between the two wall surfaces 1, the number of the trash racks 2 is two, a cleaning mechanism 7 is arranged on one side of a trash rack surface of each trash rack 2, and two sides of the top of each trash rack 2 are connected with driving mechanisms;

actuating mechanism includes connecting rod 3, diaphragm 4 and first pneumatic cylinder 5, connecting rod 3 is all installed to the top both sides of trash rack 2, the top of connecting rod 3 and the one end fixed connection of diaphragm 4, the other end of diaphragm 4 and the one end fixed connection of first pneumatic cylinder 5, first pneumatic cylinder 5 fixed mounting is in 1 top of wall, as shown in fig. 1 in this embodiment, can drive trash rack 2 through first pneumatic cylinder 5 and rise to make things convenient for the staff to clear up debris.

In this embodiment, referring to fig. 2, the cleaning mechanism 7 includes a rotating shaft 8, a bearing 9, a bracket 10, a second hydraulic cylinder 11, a toothed ring 12, a gear 13, a motor 14, and a fixing rod 15, the rotating shaft 8 is disposed between two sets of wall surfaces 1 and close to the front side wall of the trash rack 2, both ends of the rotating shaft 8 are inserted into the inner cavity of the bearing 9, the outer wall of the bearing 9 is fixedly connected with one end of the bracket 10, the other end of the bracket 10 is fixedly connected with one end of the second hydraulic cylinder 11, the other end of the second hydraulic cylinder 11 is fixedly mounted on the top of the wall surface 1, the outer wall of the rotating shaft 8 is fixedly sleeved with the toothed ring 12, the outer wall of the toothed ring 12 is engaged with the gear 13, the gear 13 is fixedly mounted on the outer end of a transmission shaft of the motor 14, the motor 14 is fixedly connected with the bracket 10 through the fixing, so that the bristles 16 on the outer wall of the rotating shaft 8 clean the sundries attached to the trash rack 2, and the sundries fall into the net cage 6.

Referring to fig. 3 in the embodiment, the outer wall of the rotating shaft 8 is provided with bristles 16, and the bristles 16 are used for brushing off sundries which are attached to the trash rack 2 and are difficult to remove.

In this embodiment, referring to fig. 1, a net cage 6 is installed at the bottom of the trash rack 2, and is used for conveniently storing the sundries, so that the sundries can be intensively treated.

Referring to fig. 1 in the present embodiment, the wall surface 1 is a base of a drainage outlet of a hydropower station.

It should be noted that, the parts included in the hydraulic power station trash rack of the present invention are all universal standard parts or parts known to those skilled in the art, and the structure and principle thereof are known by the technical manual or by the conventional experimental method, when a hydraulic power station trash rack is used, first when a group of trash racks 2 needs to be cleaned, the trash racks 2 are driven to rise by starting the first hydraulic cylinder 5, while rising, the motor 14 is started to drive the rotating shaft 8 to rotate, 9 the brush bristles 16 on the outer wall of the rotating shaft 8 clean the surface of the trash rack 2, so that the cleaned trash falls into the net cage 6, then when the net cage 6 rises to the rotating shaft 8, the second hydraulic cylinder 11 is started to drive the rotating shaft 8 to rise along with the net cage 6, so that the net cage 6 rises to the optimum height, make the staff conveniently clear up the rubbish in the box with a net 6, another group trash rack 2 prevents that debris from passing this moment, and two sets of trash racks 2 of alternate use can effectual isolated debris, the device simple structure, the operation of being convenient for, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a power station trash rack, includes wall (1) and trash rack (2), its characterized in that: the number of the wall surfaces (1) is two, the two groups of wall surfaces (1) are symmetrically arranged, the trash rack (2) is arranged between the two groups of wall surfaces (1), the number of the trash rack (2) is two, one side of the trash rack (2) is provided with a cleaning mechanism (7), and two sides of the top of the trash rack (2) are both connected with driving mechanisms;

actuating mechanism includes connecting rod (3), diaphragm (4) and first pneumatic cylinder (5), connecting rod (3) are all installed to the top both sides of trash rack (2), the top of connecting rod (3) and the one end fixed connection of diaphragm (4), the other end of diaphragm (4) and the one end fixed connection of first pneumatic cylinder (5), first pneumatic cylinder (5) fixed mounting is in wall (1) top.

2. A hydroelectric station trash rack as defined in claim 1 in which: the cleaning mechanism (7) comprises a rotating shaft (8), a bearing (9), a support (10), a second hydraulic cylinder (11), a toothed ring (12), a gear (13), a motor (14) and a fixing rod (15), wherein the rotating shaft (8) is arranged between two groups of wall surfaces (1) and is close to the front side wall of the trash blocking net (2), two ends of the rotating shaft (8) are inserted into an inner cavity of the bearing (9), the outer wall of the bearing (9) is fixedly connected with one end of the support (10), the other end of the support (10) is fixedly connected with one end of the second hydraulic cylinder (11), the other end of the second hydraulic cylinder (11) is fixedly installed at the top of the wall surface (1), the outer wall of the rotating shaft (8) is fixedly sleeved with the toothed ring (12), the outer wall of the toothed ring (12) is meshed with the gear (13), and the gear (13) is fixedly installed at the outer end of the motor (14), the motor (14) is fixedly connected with the bracket (10) through a fixing rod.

3. A hydroelectric station trash rack as defined in claim 2 in which: the outer wall of the rotating shaft (8) is provided with bristles (16).

4. A hydroelectric station trash rack as defined in claim 1 in which: and a net cage (6) is arranged at the bottom of the trash rack (2).

5. A hydroelectric station trash rack as defined in claim 1 in which: the wall surface (1) is a water outlet base of the hydropower station.