Rust removal device convenient to clamp and used for overhauling boiler pipe valve of thermal power plant

Abstract

The utility model relates to the technical field of boiler tube valves, and discloses a convenient-to-clamp derusting device for overhauling a boiler tube valve of a thermal power plant, which comprises a main body component, a bottom support, a support plate, a connecting plate, a rotating motor and a derusting wheel, the support plate is fixed at the top of the bottom support, the connecting plate is fixed at the top of the support plate, and the rotating motor is fixed at the bottom of the bottom support. The rotating motor is fixed to the top of the connecting plate, and the rust removing wheel is rotationally connected into the connecting plate. And the positioning assembly is arranged in the supporting plate and comprises a clamping piece and a limiting piece, the clamping piece is arranged in the supporting plate, and the limiting piece is located on one side of the clamping piece. The rust removal device has the beneficial effects that through the arrangement of the positioning assembly, the rust removal device for overhauling the boiler pipe valve can flexibly clamp and fix pipeline valves with different sizes, and through the mutual matching of the clamping piece and the limiting piece, the stability and the accuracy in the clamping process are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler pipe valve technical field, especially a kind of rust removal device for being conveniently clamped in the maintenance of boiler pipe valve of thermal power plant. BACKGROUND

[0002] Boiler equipment in thermal power plant is the key part of electric power production, and boiler pipe valve is indispensable component in boiler equipment, these valves need to work in high temperature, high pressure harsh environment for a long time, bear huge thermal stress and mechanical stress, due to boiler pipe valve long-term exposure in high temperature, humid environment, plus corrosive substances in medium, easy to cause stain and rust on valve surface, these stains and rust not only can affect the sealing performance and operating flexibility of valve, also can cause valve to be more difficult during installation, even affect the safe operation of entire boiler equipment, therefore, regular maintenance and rust removal of boiler pipe valve is important measure to guarantee the safe operation of thermal power plant, the current clamping rust removal device, when carrying out pipeline maintenance to boiler pipe valve, cannot be fixed for maintenance to different size pipeline according to different pipeline, so that rust removal device is not convenient for clamping to pipeline valve, cause valve to be easy to shake or fall off during rust removal process, thereby affect rust removal effect, so as to increase working time, reduce work efficiency also for the carrying of clamp is difficult. SUMMARY

[0003] This section aims to outline some aspects of the embodiments of the present utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above and / or existing problems in the rust removal device for being conveniently clamped in the maintenance of boiler pipe valve of thermal power plant, the present utility model is proposed.

[0005] Therefore, the problem to be solved by the present utility model is that the current clamping rust removal device cannot be fixed for maintenance to different size pipeline according to different pipeline, so that rust removal device is not convenient for clamping to pipeline valve, cause valve to be easy to shake or fall off during rust removal process, thereby affect rust removal effect.

[0006] To solve the above technical problems, the present utility model provides the following technical scheme: a rust removal device for being conveniently clamped in the maintenance of boiler pipe valve of thermal power plant, it includes main part assembly, including bottom support, support plate, connecting plate, rotating motor and rust removal wheel, the support plate is fixed on the top of the bottom support, the connecting plate is fixed on the top of the support plate, the rotating motor is fixed on the top of the connecting plate, the rust removal wheel is rotatably connected in the connecting plate;And,

[0007] The positioning assembly is arranged in the support plate and comprises a clamping member and a limiting member.

[0008] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the clamping member comprises a positioning block and a supporting block, the positioning block is fixed in the support plate, and the supporting block is rotationally connected in the positioning block.

[0009] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the clamping member further comprises a first bevel gear and a connecting rod, the first bevel gear is fixed on the top of the supporting block, and the connecting rod is fixed on the top of the first bevel gear.

[0010] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the clamping member further comprises a limiting block and a rotating block, the limiting block is arranged on the surface of the connecting rod, and the rotating block is fixed on the surface of the connecting rod.

[0011] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the clamping member further comprises a rotating rod and a clamping plate, the rotating rod is rotationally connected on the top of the rotating block, and the clamping plate is rotationally connected on the surface of the rotating rod.

[0012] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the clamping member further comprises a sliding block, the sliding block is fixed on the bottom of the clamping plate, a sliding groove is formed in the surface of the support plate, and the sliding block is slid in the sliding groove.

[0013] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the limiting member comprises a supporting rod and a second bevel gear, the supporting rod is rotationally connected in the support plate, the second bevel gear is fixed on one end of the supporting rod, and the second bevel gear is meshed with the first bevel gear.

[0014] As a preferred scheme of the rust removal device convenient to clamp for the boiler pipe valve maintenance of the power plant, the limiting member further comprises a clamping block and a rotating disc, the clamping block is fixed on the surface of the supporting rod, and the rotating disc is fixed on one end of the supporting rod.

[0015] As a kind of preferred scheme of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant, wherein: the limiting piece further includes fixed block and plug-in block, the fixed block is fixed to the surface of the support plate, the plug-in block is rotatably connected in the fixed block.

[0016] As a kind of preferred scheme of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant, wherein: the limiting piece further includes press block and compression spring, the press block is fixed to one side of the plug-in block, one end of the compression spring is fixed to one side of the press block, the other end of the compression spring is fixed to the support plate.

[0017] The utility model has the beneficial effects that: through the setting of positioning assembly, the rust removal device for boiler pipe valve maintenance can realize flexible clamping and fixing of different size pipeline valves, and through the mutual cooperation of clamping piece and limiting piece, the stability and accuracy in clamping process are also ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawing needed to be used in embodiment description, obviously, the drawing in the following description is only some embodiments of the utility model, and for ordinary skilled person in the art, other drawings can also be obtained according to these drawings without paying the creativity labor intensity. Wherein:

[0019] Figure 1 The structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant

[0020] Figure 2 The bottom support and support plate connection structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant.

[0021] Figure 3 The support plate another view structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant.

[0022] Figure 4 The support plate another view structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant. Figure 3 The enlarged structure diagram of A in the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant.

[0023] Figure 5 The support plate another view structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant.

[0024] Figure 6 The support plate another view structure diagram of the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant. Figure 5 The enlarged structure diagram of B in the rust removal device convenient to clamp for boiler pipe valve maintenance of the power plant.

[0025] The figure label: 100, main body assembly; 101, bottom support; 102, support plate; 103, connecting plate; 104, rotating motor; 105, derusting wheel; 200, positioning assembly; 201, clamping piece; 201a, positioning block; 201b, support block; 201c, first bevel gear; 201d, connecting rod; 201e, limiting block; 201f, rotating block; 201g, rotating rod; 201h, clamping plate; 201i, sliding block; V, sliding groove; 202, limiting piece; 202a, support rod; 202b, second bevel gear; 202c, clamping block; 202d, rotating disc; 202e, fixed block; 202f, plug-in block; 202g, pressing block; 202h, compression spring. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purposes, features and advantages of the present application more apparent, specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0027] In the following description, a lot of specific details are set forth in order to give a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0028] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment.

[0029] Embodiment 1

[0030] Reference Figures 1-3 , Figure 5 and Figure 6 , the first embodiment of the present application provides a derusting device convenient to clamp for power plant boiler pipe valve maintenance, the derusting device convenient to clamp for power plant boiler pipe valve maintenance includes a main body assembly 100 and a positioning assembly 200, through the cooperation of the two, it can be ensured that the pipeline valve can be stably clamped during the derusting process, avoiding the shaking or falling of the valve during the derusting process, thereby improving the effect and safety of derusting.

[0031] The main body assembly 100 comprises a base 101, a support plate 102, a connecting plate 103, a rotating motor 104 and a rust removal wheel 105. The support plate 102 is fixed on the top of the base 101. The connecting plate 103 is fixed on the top of the support plate 102. The rotating motor 104 is fixed on the top of the connecting plate 103. The rust removal wheel 105 is rotatably connected in the connecting plate 103.

[0032] The base 101 is used to ensure the stability and reliability of the whole device during use, thereby ensuring the smooth progress of the rust removal work. The support plate 102 is used to provide the necessary space for clamping the pipeline valve, so that firm clamping of the pipeline valve can be achieved. The base 101 and the support plate 102 are prior art and will not be described here. The connecting plate 103 is used to fix the position of the rotating motor 104, thereby ensuring that the rotating motor 104 will not deviate when rotating. The rotating motor 104 is used to drive the rust removal wheel 105 to rotate, thereby ensuring that the rust removal wheel 105 can remove rust from the pipeline. The rust removal wheel 105 is used to quickly remove rust and dirt from the surface of the metal, thereby improving the efficiency of rust removal and improving the appearance and overall quality of the product.

[0033] The positioning assembly 200 is arranged in the support plate 102 and comprises a clamping piece 201 and a limiting piece 202. The clamping piece 201 is arranged in the support plate 102. The limiting piece 202 is located on one side of the clamping piece 201.

[0034] The clamping piece 201 is used to ensure that the rust removal device can stably clamp the pipeline valve, thereby avoiding possible shaking or falling of the valve during rust removal, and improving the efficiency and safety of rust removal. The limiting piece 202 ensures that the position of the clamping piece 201 can be stably and accurately positioned, thereby ensuring that the clamping piece 201 will not loosen during rust removal.

[0035] Specifically, the clamping piece 201 comprises a positioning block 201a and a supporting block 201b. The positioning block 201a is fixed in the support plate 102. The supporting block 201b is rotatably connected in the positioning block 201a.

[0036] The positioning block 201a is used to fix the position of the supporting block 201b, thereby ensuring that the supporting block 201b will not loosen, so that the clamping piece 201 can operate normally. The supporting block 201b is used to drive the clamping piece 201 to rotate, thereby ensuring that the clamping piece 201 can clamp and fix the position of the boiler pipe valve.

[0037] Specifically, the clamping piece 201 further comprises a first bevel gear 201c and a connecting rod 201d. The first bevel gear 201c is fixed on the top of the supporting block 201b. The connecting rod 201d is fixed on the top of the first bevel gear 201c.

[0038] The first bevel gear 201c can ensure that the clamping piece 201 can rotate, so that the clamping piece 201 can clamp pipes of different sizes, and the connecting rod 201d is used for ensuring that the clamping piece 201 can be normally used.

[0039] Specifically, the clamping piece 201 further comprises a limiting block 201e and a rotating block 201f, the limiting block 201e is arranged on the surface of the connecting rod 201d, and the rotating block 201f is fixed on the surface of the connecting rod 201d.

[0040] When the connecting rod 201d rotates, the limiting block 201e can limit the position of the connecting rod 201d, so that the connecting rod 201d does not deviate when rotating, so that the clamping piece 201 can normally operate, and when the connecting rod 201d rotates, the rotating block 201f can be driven to rotate, so that the rotating block 201f can be clamped and fixed on pipes of different sizes through the clamping piece 201, and the practicability and application range are greatly improved.

[0041] Embodiment 2

[0042] Referring to Figures 2-6 For the second embodiment of the utility model, the embodiment is based on the previous embodiment.

[0043] Specifically, the clamping piece 201 further comprises a rotating rod 201g and a clamping plate 201h, the rotating rod 201g is rotatably connected to the top of the rotating block 201f, and the clamping plate 201h is rotatably connected to the surface of the rotating rod 201g.

[0044] When the rotating block 201f rotates, the rotating rod 201g can also rotate, so that the rotating block 201f can drive the clamping plate 201h to move, so that the clamping plate 201h can clamp and fix pipes of different sizes, and the clamping plate 201h can cooperate with the rotating rod 201g, so that the clamping plate 201h can firmly clamp pipes of different sizes, and ensure that the valve does not shake or fall off during the rust removal process.

[0045] Specifically, the clamping piece 201 further comprises a sliding block 201i, the sliding block 201i is fixed to the bottom of the clamping plate 201h, and the surface of the supporting plate 102 is provided with a sliding groove V, and the sliding block 201i slides in the sliding groove V.

[0046] When the clamping plate 201h moves, the sliding block 201i can also move, and the sliding block 201i can cooperate with the sliding groove V, so that the clamping plate 201h does not deviate when moving.

[0047] Specifically, the limiting piece 202 comprises a supporting rod 202a and a second helical gear 202b, the supporting rod 202a is rotationally connected in the supporting plate 102, the second helical gear 202b is fixed at one end of the supporting rod 202a, and the second helical gear 202b is meshed with the first helical gear 201c.

[0048] The supporting rod 202a is used for driving the second helical gear 202b to rotate, so as to ensure that the clamping piece 201 can normally operate, the second helical gear 202b and the first helical gear 201c are meshed with each other, so that the first helical gear 201c can be driven to rotate at the same time when the second helical gear 202b rotates, so that the clamping piece 201 can clamp and fix pipes of different sizes.

[0049] Embodiment 3

[0050] Referring to Figure 4 For the third embodiment of the utility model, the embodiment is based on the first two embodiments.

[0051] Specifically, the limiting piece 202 further comprises a clamping block 202c and a rotating disc 202d, the clamping block 202c is fixed on the surface of the supporting rod 202a, and the rotating disc 202d is fixed at one end of the supporting rod 202a.

[0052] The clamping block 202c is used for ensuring that the limiting piece 202 cannot rotate autonomously, so as to ensure that the limiting piece 202 can limit the position of the clamping piece 201, and the rotating disc 202d is used for driving the supporting rod 202a to rotate, so as to ensure that the supporting rod 202a can drive the clamping piece 201 to normally operate.

[0053] Specifically, the limiting piece 202 further comprises a fixed block 202e and a plug-in block 202f, the fixed block 202e is fixed on the surface of the supporting plate 102, and the plug-in block 202f is rotationally connected in the fixed block 202e.

[0054] The fixed block 202e is used for supporting the position of the plug-in block 202f, so as to ensure that the plug-in block 202f can cooperate with the clamping block 202c, so that the plug-in block 202f can limit the position of the clamping block 202c, and thus the clamping block 202c cannot rotate autonomously.

[0055] Specifically, the limiting piece 202 further comprises a pressing block 202g and a compression spring 202h, the pressing block 202g is fixed on one side of the plug-in block 202f, one end of the compression spring 202h is fixed on one side of the pressing block 202g, and the other end of the compression spring 202h is fixed in the supporting plate 102.

[0056] The pressing block 202g is used to drive the position of the plug block 202f, so that the plug block 202f can release the limiting of the clamping block 202c, so that the clamping block 202c can rotate normally, and the compression spring 202h is used to control the position of the pressing block 202g, so that the pressing block 202g cannot move autonomously, so that the position of the plug block 202f cannot change, so that the plug block 202f can limit the position of the clamping block 202c, and the stability and accuracy during clamping are ensured, and the practicality and application range are greatly improved

[0057] In use, when the position of the boiler pipe valve needs to be clamped and rusted, first of all, the supporting plate 102 is moved to the lower side of the boiler pipe valve through the bottom support 101, then the plug block 202f is moved by the pressing block 202g, so that the plug block 202f releases the limiting of the clamping block 202c, then the supporting rod 202a is rotated by the rotating disc 202d, so that the supporting rod 202a can drive the second bevel gear 202b to rotate, so that the second bevel gear 202b can drive the connecting rod 201d to rotate through the first bevel gear 201c, so that the connecting rod 201d can drive the rotating block 201f to rotate at the same time, when the rotating block 201f rotates, the clamping plate 201h can be moved inwards by the rotating rod 201g, so that the clamping plate 201h can clamp and fix the pipeline, so that the pipeline cannot be loosened, and the pipeline cannot be shaken when the pipeline is rusted, when the clamping plate 201h moves, the sliding block 201i can slide in the sliding groove V, so that the clamping plate 201h cannot be deviated when it moves, so that the stability and accuracy of the clamping plate 201h are ensured, then the rust removal wheel 105 is rotated by the rotating motor 104, so that the pipeline cannot be shaken when the pipeline is rusted, and the rust removal work can be more smoothly and efficiently.

[0058] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, not to limit it. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalent, without departing from the spirit and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. A convenient clamping rust removal device for power plant boiler pipe valve overhauling, characterized in that: The utility model relates to a rust removal device, including, A main body component (100) including a bottom support (101), a support plate (102), a connecting plate (103), a rotating motor (104) and a rust removal wheel (105), the support plate (102) is fixed to the top of bottom support (101), the connecting plate (103) is fixed to the top of support plate (102), the rotating motor (104) is fixed to the top of connecting plate (103), and the rust removal wheel (105) is rotatably connected in connecting plate (103), and A positioning component (200) is arranged in the support plate (102) and includes a clamping piece (201) and a limiting piece (202), the clamping piece (201) is arranged in the support plate (102), and the limiting piece (202) is located on one side of the clamping piece (201).

2. The device for rust removal for the repair of the valve of the boiler pipe of the thermal power plant according to claim 1, characterized in that: The clamping piece (201) includes a positioning block (201a) and a support block (201b), the positioning block (201a) is fixed in the support plate (102), and the support block (201b) is rotatably connected in the positioning block (201a).

3. The rust removal device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 2, wherein: The clamping piece (201) further includes a first helical gear (201c) and a connecting rod (201d), the first helical gear (201c) is fixed to the top of support block (201b), and the connecting rod (201d) is fixed to the top of first helical gear (201c).

4. The rust removing device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 3, wherein: The clamping piece (201) further includes a limiting block (201e) and a rotating block (201f), the limiting block (201e) is arranged on the surface of connecting rod (201d), and the rotating block (201f) is fixed on the surface of connecting rod (201d).

5. The rust cleaning device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 4, wherein: The clamping piece (201) further includes a rotating rod (201g) and a clamping plate (201h), the rotating rod (201g) is rotatably connected to the top of rotating block (201f), and the clamping plate (201h) is rotatably connected to the surface of rotating rod (201g).

6. The rust cleaning device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 5, wherein: The clamping piece (201) further includes a sliding block (201i), the sliding block (201i) is fixed to the bottom of clamping plate (201h), and a sliding groove (V) is formed in the surface of support plate (102), and the sliding block (201i) slides in the sliding groove (V).

7. The rust cleaning device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 6, wherein: The limiting piece (202) includes a support rod (202a) and a second helical gear (202b), the support rod (202a) is rotatably connected in the support plate (102), the second helical gear (202b) is fixed to one end of support rod (202a), and the second helical gear (202b) is meshed with the first helical gear (201c).

8. The rust cleaning device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 7, wherein: The limiting piece (202) further includes a clamping block (202c) and a rotating disc (202d), the clamping block (202c) is fixed to the surface of support rod (202a), and the rotating disc (202d) is fixed to one end of support rod (202a).

9. The rust removing device for easy clamping for the repair of a valve of a boiler pipe of a thermal power plant, as claimed in claim 7 or 8, wherein: The limiting piece (202) further comprises a fixing block (202e) and a plug-in block (202f), the fixing block (202e) is fixed on the surface of the support plate (102), and the plug-in block (202f) is rotationally connected in the fixing block (202e).

10. The rust cleaning device for easy clamping for the repair of the valve of the boiler pipe of the thermal power plant as claimed in claim 9, wherein: The limiting piece (202) further comprises a pressing block (202g) and a compression spring (202h), the pressing block (202g) is fixed on one side of the plug-in block (202f), one end of the compression spring (202h) is fixed on one side of the pressing block (202g), and the other end of the compression spring (202h) is fixed in the support plate (102).

Images