Rust removal cleaning device for valve rod of valve

Abstract

The derusting cleaning device for the valve rod of the valve comprises a transmission mechanism, one end of the transmission mechanism is connected with an electric device, and the other end of the transmission mechanism is connected with a rotary cleaning device; according to the derusting and cleaning device for the valve rod of the valve, the transmission mechanism is driven by the electric device, then the rotary cleaning device is driven to pass, finally, the valve rod of the surrounding valve can be cleaned and derusted through the rotary cleaning device, and the problem that the valve rod of the valve is difficult to clean by adopting a manual cleaning mode is solved.

Description

Technical Field

[0001] The invention belongs to the technical field of oil and gas field production equipment and relates to a valve stem rust removal and cleaning device. Background Art

[0002] At present, due to the special geographical environment of oil and gas field enterprises, a large number of valves are used for connection control in oil gathering and gas field stations, and in the process flow of oil and gas wellheads. Most valves are operated in the open air, affected by wind, sand, rain, salt corrosion and media, which makes the valve stems seriously corroded, difficult to maintain, and increases the difficulty of valve opening and closing. At the same time, due to the inconvenience of valve stem maintenance, it is easy for operators to fail to perform maintenance according to maintenance requirements and cycles, further exacerbating the difficulty of valve opening and closing.

[0003] In the prior art, the cleaning of valve stems is mainly done manually with saw blades and wire brushes, which is time-consuming, labor-intensive, and inefficient, especially because it cannot clean the corners of the valve stems. The valve stems are difficult to clean, which makes maintenance difficult and easily causes the valve stems to rust, so new valves have to be replaced, which seriously reduces the service life of the valves. At the same time, manual cleaning is labor-intensive, and the maintenance time and cost are high. Summary of the invention

[0004] The purpose of the present invention is to provide a valve stem rust removal and cleaning device, which solves the problem in the prior art that the valve stem is difficult to clean by manual cleaning.

[0005] The technical solution adopted by the present invention is that the valve stem rust removal and cleaning device comprises a transmission mechanism, one end of the transmission mechanism is connected to the electric device, and the other end of the transmission mechanism is connected to the rotating cleaning device.

[0006] The present invention is also characterized in that:

[0007] The transmission mechanism includes a transmission shaft, a stabilizing sleeve is provided on the outer side of the transmission shaft, a stabilizing bearing is provided between the transmission shaft and the stabilizing sleeve, the transmission shaft is rotatably connected to the stabilizing sleeve through the stabilizing bearing, one end of the transmission shaft is connected to the rotating cleaning device, and the other end of the transmission shaft is connected to the electric device.

[0008] The electric device is a handheld electric hand drill.

[0009] There are at least two centering bearings, and the centering bearings are evenly distributed along the axial direction of the transmission shaft.

[0010] The straightening sleeve is cylindrical, a handle is installed on the outer wall of the straightening sleeve, and a pressure cap is fixedly connected to both ends of the straightening sleeve respectively. The pressure cap is annular and the pressure cap sleeve is arranged on the transmission shaft.

[0011] The rotary cleaning device comprises a steel brush bracket, one end of which is connected to the transmission shaft, and the other end of which is connected to a steel wire brush.

[0012] The steel brush bracket includes a core shaft, which is sleeved on the transmission shaft. A plurality of support rods are fixedly connected to the outer wall of the core shaft. One end of the plurality of support rods is evenly arranged along the side wall of the core shaft, and the other end of the plurality of support rods is fixedly connected to the side wall of the protective tube. A wire brush is arranged on the inner wall of the protective tube.

[0013] The support rod is L-shaped as a whole, and the wire brush is a spiral strip wire brush, which is fixed to the inner wall of the protective tube by bolts.

[0014] The beneficial effects of the present invention are:

[0015] The valve stem rust removal and cleaning device of the present invention drives the transmission mechanism through an electric device, and then drives the rotating cleaning device, and finally the valve stem around the valve can be cleaned and rusted through the rotating cleaning device, which solves the problem that the valve stem is difficult to clean by manual cleaning. The device is small and light, and has a simple structure. It uses a wire brush with good wrapping performance. It can clean the valve stem reliably without slipping and has good cleaning and maintenance effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a valve stem rust removal and cleaning device of the present invention;

[0017] Figure 2 It is a side view of the valve stem rust removal and cleaning device of the present invention;

[0018] Figure 3 It is a parts disassembly diagram of the valve stem rust removal and cleaning device of the present invention.

[0019] In the figure, 1. transmission mechanism, 2. transmission shaft, 3. straightening sleeve, 4. straightening bearing, 5. handle, 6. pressure cap, 7. core shaft, 8. support rod, 9. protective tube, 10. wire brush. DETAILED DESCRIPTION

[0020] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] The valve stem rust removal and cleaning device of the present invention is as follows: Figure 1 and Figure 2 As shown, it includes a transmission mechanism 1, one end of the transmission mechanism 1 is connected to an electric device, the electric device is plug-in connected to the transmission mechanism 1, the rotary cleaning device rotates, and the rotary power is transmitted to the wire brush 10 in the rotary cleaning device, and the other end of the transmission mechanism 1 is connected to the rotary cleaning device, the transmission mechanism is driven by the electric device, and then the rotary cleaning device is driven, and finally the valve stem around the valve can be cleaned and rusted through the rotary cleaning device, which solves the problem that the valve stem is difficult to clean by manual cleaning.

[0022] Transmission mechanism 1, such as Figure 3As shown, the transmission mechanism 1 includes a transmission shaft 2, a stabilizing sleeve 3 is provided on the outer side of the transmission shaft 2, a stabilizing bearing 4 is provided between the transmission shaft 2 and the stabilizing sleeve 3, the transmission shaft 2 is rotatably connected to the stabilizing sleeve 3 through the stabilizing bearing 4, and the stabilizing bearing 4 has a stabilizing effect, which reduces the instability of the steel brush bracket support caused by excessive centrifugal force.

[0023] One end of the transmission shaft 2 is connected to the rotary cleaning device, and the other end of the transmission shaft 2 is connected to the electric device.

[0024] There are at least two centering bearings 4 , and the centering bearings 4 are evenly distributed along the axial direction of the transmission shaft 2 .

[0025] The straightening sleeve 3 is cylindrical, and a handle 5 is installed on the outer wall of the straightening sleeve 3. Two ends of the straightening sleeve 3 are respectively fixed with a pressure cap 6, which is annular and sleeved on the transmission shaft 2.

[0026] The electric device is a handheld electric hand drill.

[0027] The rotary cleaning device comprises a steel brush holder, one end of which is connected to the transmission shaft 2, and the other end of which is connected to a steel wire brush 10.

[0028] The steel brush holder includes a core shaft 7, which is sleeved on the transmission shaft 2. A plurality of support rods 8 are fixedly connected to the outer wall of the core shaft 7. One end of the plurality of support rods 8 is evenly arranged along the side wall of the core shaft 7. The other ends of the plurality of support rods 8 are fixedly connected to the side wall of the protective tube 9. A wire brush 10 is arranged on the inner wall of the protective tube 9.

[0029] The support rod 8 is L-shaped as a whole, and the length design of the support rod 8 can meet the use of different models and different valve stem lengths. The wire brush 10 is a spiral strip wire brush, which is fixed to the inner wall of the protective tube 9 by bolts. The spiral strip wire brush is coiled in the protective tube 9, which has good wrapping properties for the valve stem and can thoroughly remove rust and paint attachments in the thread. The valve stem rust removal and cleaning device of the present invention drives the transmission mechanism through an electric device, and then drives the rotating cleaning device. It is small and light, with a simple structure, replacing the manual cleaning method, saving production costs and time-consuming inspection and maintenance. At the same time, the wire brush 10 has good wrapping properties, and it is reliable and non-slip when cleaning the valve stem, and the cleaning and maintenance effect is good.

[0030] The valve stem rust removal and cleaning device of the present invention has the following specific embodiments:

[0031] Example 1

[0032] The valve stem rust removal and cleaning device of the present invention comprises a transmission mechanism 1, one end of the transmission mechanism 1 is connected to an electric device, and the other end of the transmission mechanism 1 is connected to a rotating cleaning device.

[0033] Example 2

[0034] The valve stem rust removal and cleaning device of the present invention comprises a transmission mechanism 1, one end of the transmission mechanism 1 is connected to an electric device, and the other end of the transmission mechanism 1 is connected to a rotating cleaning device.

[0035] The transmission mechanism 1 includes a transmission shaft 2, a straightening sleeve 3 is provided on the outer side of the transmission shaft 2, a straightening bearing 4 is provided between the transmission shaft 2 and the straightening sleeve 3, the transmission shaft 2 is rotatably connected to the straightening sleeve 3 through the straightening bearing 4, one end of the transmission shaft 2 is connected to the rotating cleaning device, and the other end of the transmission shaft 2 is connected to the electric device.

[0036] Example 3

[0037] The valve stem rust removal and cleaning device of the present invention comprises a transmission mechanism 1, one end of the transmission mechanism 1 is connected to an electric device, and the other end of the transmission mechanism 1 is connected to a rotating cleaning device.

[0038] The transmission mechanism 1 includes a transmission shaft 2, a straightening sleeve 3 is provided on the outer side of the transmission shaft 2, a straightening bearing 4 is provided between the transmission shaft 2 and the straightening sleeve 3, the transmission shaft 2 is rotatably connected to the straightening sleeve 3 through the straightening bearing 4, one end of the transmission shaft 2 is connected to the rotating cleaning device, and the other end of the transmission shaft 2 is connected to the electric device.

[0039] The electric device is a handheld electric hand drill.

[0040] There are at least two centering bearings 4 , and the centering bearings 4 are evenly distributed along the axial direction of the transmission shaft 2 .

[0041] The straightening sleeve 3 is cylindrical, and a handle 5 is installed on the outer wall of the straightening sleeve 3. Two ends of the straightening sleeve 3 are respectively fixed with a pressure cap 6, which is annular and sleeved on the transmission shaft 2.

[0042] The rotary cleaning device comprises a steel brush holder, one end of which is connected to the transmission shaft 2, and the other end of which is connected to a steel wire brush 10.

[0043] The steel brush holder includes a core shaft 7, which is sleeved on the transmission shaft 2. A plurality of support rods 8 are fixedly connected to the outer wall of the core shaft 7. One end of the plurality of support rods 8 is evenly arranged along the side wall of the core shaft 7. The other ends of the plurality of support rods 8 are fixedly connected to the side wall of the protective tube 9. A wire brush 10 is arranged on the inner wall of the protective tube 9.

[0044] The support rod 8 is L-shaped as a whole, and the wire brush 10 is a spiral strip wire brush. The wire brush 10 is fixed to the inner wall of the protective tube 9 by bolts.

Claims

1. A valve stem rust removal and cleaning device, characterized in that: It comprises a transmission mechanism (1), one end of the transmission mechanism (1) is connected to an electric device, and the other end of the transmission mechanism (1) is connected to a rotating cleaning device.

2. The valve stem rust removal and cleaning device according to claim 1, characterized in that: The transmission mechanism (1) comprises a transmission shaft (2), a stabilizing sleeve (3) is sleeved on the outer side of the transmission shaft (2), a stabilizing bearing (4) is arranged between the transmission shaft (2) and the stabilizing sleeve (3), the transmission shaft (2) is rotatably connected to the stabilizing sleeve (3) via the stabilizing bearing (4), one end of the transmission shaft (2) is connected to a rotary cleaning device, and the other end of the transmission shaft (2) is connected to an electric device.

3. The valve stem rust removal and cleaning device according to claim 1 or 2, characterized in that: The electric device is a handheld electric hand drill.

4. The valve stem rust removal and cleaning device according to claim 2, characterized in that: There are at least two centering bearings (4), and the centering bearings (4) are evenly distributed along the axial direction of the transmission shaft (2).

5. The valve stem rust removal and cleaning device according to claim 2, characterized in that: The straightening sleeve (3) is cylindrical, a handle (5) is installed on the outer wall of the straightening sleeve (3), and a pressure cap (6) is fixedly connected to both ends of the straightening sleeve (3), the pressure cap (6) is annular, and the pressure cap (6) is sleeved on the transmission shaft (2).

6. The valve stem rust removal and cleaning device according to claim 2, characterized in that: The rotary cleaning device comprises a steel brush bracket, one end of which is connected to the transmission shaft (2), and the other end of which is connected to a steel wire brush (10).

7. The valve stem rust removal and cleaning device according to claim 6, characterized in that: The steel brush holder comprises a core shaft (7), the core shaft (7) is sleeved on the transmission shaft (2), a plurality of support rods (8) are fixedly connected to the outer wall of the core shaft (7), one end of the plurality of support rods (8) are evenly arranged along the side wall of the core shaft (7), the other ends of the plurality of support rods (8) are fixedly connected to the side wall of the protective tube (9), and a steel wire brush (10) is arranged on the inner wall of the protective tube (9).

8. The valve stem rust removal and cleaning device according to claim 7, characterized in that: The support rod (8) is L-shaped as a whole, and the wire brush (10) is a spiral strip-shaped wire brush. The wire brush (10) is fixed to the inner wall of the protective tube (9) by bolts.

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