CN219617741U

CN219617741U - Service maintenance box of steam turbine of thermal power plant

Info

Publication number: CN219617741U
Application number: CN202320794760.9U
Authority: CN
Inventors: 李兆冲; 王洪林
Original assignee: SEPCO3 Electric Power Construction Co Ltd
Current assignee: SEPCO3 Electric Power Construction Co Ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-09-01
Anticipated expiration: 2033-04-12

Abstract

The utility model provides a machine maintenance box of a steam turbine of a thermal power plant, which comprises a rectangular box body, a concave cavity, a first tray, a second tray, a third tray, a fourth tray, a manual hydraulic cylinder and a base, wherein the concave cavity for placing tools and parts is formed in the upper surface of the rectangular box body, the first tray, the second tray, the third tray and the fourth tray are sequentially and slidably arranged on four surfaces of the rectangular box body, which are vertical to the concave cavity, from high to low, and the rectangular box body is rotationally connected with the output end of the manual hydraulic cylinder; the tail end of the manual hydraulic cylinder shell is fixedly connected with the base. The utility model can place tools in different categories, and prevent the tools from being extruded together, thus avoiding the trouble of firstly taking the tools pressed above the required tools when taking the required tools, and further ensuring the whole tool to be more convenient and flexible.

Description

Service maintenance box of steam turbine of thermal power plant

Technical Field

The utility model belongs to the field of overhaul boxes, and particularly relates to a machine maintenance box of a steam turbine of a thermal power plant.

Background

The utility model discloses a machine maintenance box of a steam turbine of a thermal power plant, which comprises a box body and a box cover, wherein a certain outer side wall of the box body is respectively fixed with the head end of a first supporting rod and the head end of a second supporting rod, a push-pull rod is connected between the tail end of the first supporting rod and the tail end of the second supporting rod, and a hanging rod parallel to the push-pull rod is connected between the first supporting rod and the second supporting rod; in the vertical direction, the position of the push-pull rod is higher than that of the hanging rod; the upper side of the hanging rod is connected with one end of a machine maintenance warning belt, and the other end of the machine maintenance warning belt is a free end; the end part of the free end is provided with a warning belt convex card, the certain outer side wall of the box body is provided with a warning belt concave card, and the warning belt concave card is positioned between the head end of the first support rod and the head end of the second support rod; when the warning belt is clamped with the warning belt in a concave manner, the machine maintenance warning belt is in a tightening state: the maintenance box not only can be used for placing maintenance tools, but also can be used as a deck chair for maintenance staff to rest, and has rich functions.

However, in the service box of the steam turbine of the thermal power plant, when in use, all required tools are intensively stacked in the box body, so that some tools are positioned below the box body, some tools are positioned above the box body, and the upper tools can press the lower tools, so that when the tools below the box body need to be taken out, the tools pressed above the tools need to be taken out, and the service box is very troublesome and inconvenient.

Therefore, the utility model of the maintenance box for the steam turbine of the thermal power plant is very necessary.

Disclosure of Invention

According to the utility model, the rectangular box body is matched with the first tray, the second tray, the third tray and the fourth tray, so that tools for maintenance of the turbine engine of the thermal power plant can be placed in the first tray, the second tray, the third tray and the fourth tray respectively, and all tools are prevented from being extruded and placed together, so that when the thermal power plant turbine engine maintenance tool is used, all tools can be taken out of the rectangular box body only by pulling out the first tray, the second tray, the third tray and the fourth tray from the rectangular box body, so that an operator can conveniently take the tools, and the trouble that the tools pressed above the tools are needed to be taken out when the tools are avoided, so that the thermal power plant turbine maintenance tool is more convenient, flexible and efficient.

The utility model provides a machine maintenance box of a steam turbine of a thermal power plant, which comprises a rectangular box body, a concave cavity, a first tray, a second tray, a third tray, a fourth tray, a manual hydraulic cylinder and a base, wherein the concave cavity for placing tools and parts is formed in the upper surface of the rectangular box body, the first tray, the second tray, the third tray and the fourth tray are sequentially and slidably arranged on four surfaces of the rectangular box body, which are vertical to the concave cavity, from high to low, and the rectangular box body is rotationally connected with the output end of the manual hydraulic cylinder; the tail end of the manual hydraulic cylinder shell is fixedly connected with the base.

Preferably, four surfaces of the rectangular box body and the concave cavity are vertical, which are respectively provided with a hidden cavity from high to low, drawer guide rails are respectively fixedly arranged in each hidden cavity, and each hidden cavity is respectively in sliding connection with the corresponding tray I, tray II, tray III and tray IV through the drawer guide rails; the bottom surface of the rectangular box body is fixedly provided with a rotating mechanism; the rotating mechanism comprises a connecting table, a sleeve and a fixing table, wherein the top end of the connecting table is fixedly connected with the bottom surface of the rectangular box body, and the bottom end of the connecting table is fixedly connected with the top end of the sleeve; the inside of sleeve bottom rotates with the global of fixed station to be connected, the bottom surface of fixed station is fixed connection with the output of manual pneumatic cylinder.

Preferably, the outer parts of the first tray, the second tray, the third tray and the fourth tray are provided with handle grooves for force application.

Preferably, a positioning bolt for fixing is mounted on the outer portion of the sleeve through threads, and the inner end of the positioning bolt penetrates through the sleeve to be in contact with the peripheral surface of the fixing table.

Preferably, a pushing handle rod is fixedly arranged on one side above the base, and a handle is fixedly arranged at the top end of the pushing handle rod; each corner of the base is fixedly provided with a fixed lug, and the lower part of each fixed lug is fixedly provided with a universal wheel with a brake.

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

Drawings

Fig. 1 is a schematic view of the structure of the present utility model in its fully extended use.

Fig. 2 is a schematic view of the overall structure of the present utility model when not deployed.

Fig. 3 is a schematic view of the rectangular box structure of the present utility model.

In the figure:

rectangular box 1, cavity 2, tray one 3, tray two 4, tray three 5, tray four 6, connection platform 7, sleeve 8, fixed station 9, manual pneumatic cylinder 10, base 11, push handle bar 12, handle 13, fixed ear 14, universal wheel 15, handle groove 16, positioning bolt 17, hidden chamber 18.

Description of the embodiments

In order that those skilled in the art will better understand the present utility model, a technical solution of the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

In the description of the embodiments, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly fixed and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly as being, for example, "connected," either fixedly, detachably, or integrally; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further described below with reference to the accompanying drawings:

examples

Referring to fig. 1-3, a service inspection box of a steam turbine of a thermal power plant comprises a rectangular box body 1, a concave cavity 2, a first tray 3, a second tray 4, a third tray 5, a fourth tray 6, a manual hydraulic cylinder 10 and a base 11, wherein: the upper surface of the rectangular box body 1 is provided with a concave cavity 2 for placing tools and parts, the used tools and parts can be temporarily placed in the concave cavity 2 when the maintenance work is carried out on the machine work of the steam turbine of a thermal power plant through the arrangement of the concave cavity 2, so that the tools and the parts are prevented from being lost, the rectangular box body 1 and the concave cavity 2 are vertically provided with a first tray 3, a second tray 4, a third tray 5 and a fourth tray 6 in a sliding manner from high to low, and the first tray 3, the second tray 4, the third tray 5 and the fourth tray 6 are arranged from high to low, so that the first tray 3, the second tray 4, the third tray 5 and the fourth tray 6 are not influenced by each other when being opened and closed, and are more convenient and flexible; the tail end of the manual hydraulic cylinder 10 shell is fixedly connected with the base 11 through bolts, and the stability of the whole body in use can be ensured through the arrangement of the base 11.

The four sides of the rectangular box body 1, which are vertical to the concave cavity 2, are respectively provided with a hiding cavity 18 from high to low, through the arrangement of the hiding cavities 18, when the rectangular box body is not used, the tray I3, the tray II 4, the tray III 5 and the tray IV 6 can be hidden in the rectangular box body 1, so that the occupied area is reduced, dust can be prevented from being accumulated in the tray I3, the tray II 4, the tray III 5 and the tray IV 6, drawer guide rails are fixedly arranged in each hiding cavity 18, the fixing part of each drawer guide rail is fixedly connected with one side of the inside of each hiding cavity 18 through bolts, the movable part of each drawer guide rail is fixedly connected with one side of each tray I3, tray II 4, tray III 5 and tray IV 6 through the bolts, and the arrangement of the drawer guide rails can ensure the stability of the tray I3, the tray II 4, the tray III 5 and the tray IV 6 when the tray I3, the tray II 4, the tray III 5 and the tray IV 6 are pulled, and simultaneously limit the tray III 5 and the tray IV 6, the tray I3, the tray II 4, the tray III 5 and the tray IV 6 are prevented from being correspondingly connected with the tray II, the tray III 5 and the tray IV 6 through the drawer guide rails and the drawer guide rails, the drawer guide rails are correspondingly connected with the tray I3, the tray II and the tray IV 6; the bottom surface of the rectangular box body 1 is fixedly provided with a rotating mechanism; the rotating mechanism comprises a connecting table 7, a sleeve 8 and a fixed table 9, the top end of the connecting table 7 is fixedly connected with the bottom surface of the rectangular box body 1 through bolts, and the bottom end of the connecting table 7 is fixedly connected with the top end of the sleeve 8 through bolts; the inside of sleeve 8 bottom rotates with the global of fixed station 9 to be connected, through the setting of structure between sleeve 8 and the fixed station 9, can let rectangle box 1 carry out 360 degrees rotatory work round the center of manual pneumatic cylinder 10, like this when operating personnel need take the inside instrument of tray far away from oneself, only need rotate rectangle box 1, can let the tray of keeping away from oneself be close to oneself, reduce operating personnel's removal, thereby make it more convenient and high-efficient, and the bottom surface of fixed station 9 passes through bolt and the output fixed connection of manual pneumatic cylinder 10.

The handle grooves 16 for force application are respectively formed in the outer parts of the first tray 3, the second tray 4, the third tray 5 and the fourth tray 6, and the arrangement of the handle grooves 16 facilitates the push-pull of operators on the first tray 3, the second tray 4, the third tray 5 and the fourth tray 6.

The outside of sleeve 8 is installed through the screw thread and is used for fixed positioning bolt 17, and the inner of positioning bolt 17 passes sleeve 8 and the global contact of fixed station 9, through the setting of positioning bolt 17, when the rectangle box 1 rotation of need not, can extrude fixed station 9 through positioning bolt 17 to guarantee holistic stability.

A push handle rod 12 is fixedly arranged on one side above the base 11 through a bolt, and a handle 13 is fixedly arranged on the top end of the push handle rod 12 through a bolt; each corner of the base 11 is fixedly provided with an integrated fixing lug 14, the lower part of each fixing lug 14 is fixedly provided with a universal wheel 15 with a brake through bolts, and an operator can conveniently push the whole to a required position through the handle 13 through the arrangement of the push handle rod 12, the handle 13 and the universal wheels 15.

In this embodiment, when the maintenance work is carried out on the duty of the steam turbine of the thermal power plant, the required tools are firstly placed in the tray one 3, the tray two 4, the tray three 5 and the tray four 6 in a classified manner, so when the thermal power plant is used, the whole is pushed to the required position through the handle 13, the universal wheels 15 are locked through the brake of the universal wheels 15 to prevent the thermal power plant from moving, at this time, the height of the rectangular box 1 is adjusted through the manual hydraulic cylinder 10 according to the maintenance requirement, then the tray one 3, the tray two 4, the tray three 5 and the tray four 6 are all pulled out from the rectangular box 1 through the handle groove 16, at this time, all the tools can be fully taken out from the eyeground, thereby being convenient for an operator to take.

By utilizing the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the utility model.

Claims

1. A machine service maintenance case of steam turbine of thermal power plant, its characterized in that: the automatic feeding device comprises a rectangular box body (1), a concave cavity (2), a first tray (3), a second tray (4), a third tray (5), a fourth tray (6), a manual hydraulic cylinder (10) and a base (11), wherein the concave cavity (2) for placing tools and parts is formed in the upper surface of the rectangular box body (1), the first tray (3), the second tray (4), the third tray (5) and the fourth tray (6) are sequentially and slidably arranged on four surfaces of the rectangular box body (1) perpendicular to the concave cavity (2) from high to low, and the rectangular box body (1) is rotationally connected with the output end of the manual hydraulic cylinder (10); the tail end of the manual hydraulic cylinder (10) shell is fixedly connected with the base (11).

2. A service box for a steam turbine of a thermal power plant as defined in claim 1, wherein: four sides of the rectangular box body (1) perpendicular to the concave cavity (2) are respectively provided with a hidden cavity (18) from high to low, drawer guide rails are fixedly arranged in each hidden cavity (18), and each hidden cavity (18) is in sliding connection with a corresponding first tray (3), a corresponding second tray (4), a corresponding third tray (5) and a corresponding fourth tray (6) through the drawer guide rails; the bottom surface of the rectangular box body (1) is fixedly provided with a rotating mechanism; the rotating mechanism comprises a connecting table (7), a sleeve (8) and a fixing table (9), wherein the top end of the connecting table (7) is fixedly connected with the bottom surface of the rectangular box body (1), and the bottom end of the connecting table (7) is fixedly connected with the top end of the sleeve (8); the inside of sleeve (8) bottom rotates with the global of fixed station (9) to be connected, the bottom surface of fixed station (9) is fixed connection with the output of manual pneumatic cylinder (10).

3. A service box for a steam turbine of a thermal power plant as claimed in claim 2, wherein: the outer parts of the first tray (3), the second tray (4), the third tray (5) and the fourth tray (6) are provided with handle grooves (16) for force application.

4. A service box for a steam turbine of a thermal power plant as claimed in claim 2, wherein: a positioning bolt (17) for fixing is arranged outside the sleeve (8) through threads, and the inner end of the positioning bolt (17) penetrates through the sleeve (8) to be in contact with the peripheral surface of the fixing table (9).

5. A service box for a steam turbine of a thermal power plant as defined in claim 1, wherein: a pushing handle rod (12) is fixedly arranged on one side above the base (11), and a handle (13) is fixedly arranged at the top end of the pushing handle rod (12); each corner of the base (11) is fixedly provided with a fixed lug (14), and the lower part of each fixed lug (14) is fixedly provided with a universal wheel (15) with a brake.