Valve adjusting and overhauling tool

Abstract

The utility model discloses a valve adjusting and overhauling tool which comprises an adjusting circular ring, a handle and a plurality of plug pins. A connecting hole is formed in the adjusting circular ring, and the handle is connected with the adjusting circular ring through the connecting hole; adjusting circular holes are evenly distributed in the adjusting circular ring, and the bolts are detachably connected to the adjusting circular holes respectively. And a plurality of plug pins are arranged and detachably connected to the adjusting round holes, so that the valve rod can be assembled during use and can be disassembled after use, carrying is convenient, the time required for separation of the valve rod and the copper sleeve is shortened, and the working efficiency of valve overhauling is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of valve repair equipment, and in particular relates to a valve adjustment and repair tool. Background Art

[0002] In the face of the national power structure adjustment, thermal power generating units have to carry out deep peak regulation. Due to the frequent start and stop of the units and the frequent changes in load, the valves of the primary and secondary systems and the cooling water system of the boiler are frequently operated, the valve sealing surface wears faster, and the frequency of valve maintenance increases. When the valve is repaired, it is necessary to use the corresponding maintenance equipment to separate the flanges, and disassemble the butterfly valves, sealing gaskets, throttling orifices, check valves and other equipment between the flanges, and then adjust and repair the valves.

[0003] However, when traditional valve maintenance tools are used for adjustment and maintenance, it often takes a long time to separate the valve stem from the copper sleeve, and the maintenance period is tight, making it difficult to achieve effective maintenance of high-pressure valves. Therefore, traditional valve maintenance tools have the problem of low efficiency. Utility Model Content

[0004] In view of the above problems, it is necessary to provide a valve adjustment and maintenance tool that is easy to use and can improve maintenance efficiency.

[0005] A valve adjustment and maintenance tool comprises: an adjustment ring, a handle, and a plurality of latches; the adjustment ring is provided with a connecting hole, and the handle is connected to the adjustment ring through the connecting hole; the adjustment ring is evenly distributed with adjustment holes, and each of the latches is detachably connected to each of the adjustment holes.

[0006] In one embodiment, a first external thread is provided at the end of the handle, and a first internal thread is provided on the connecting hole; when the handle is connected to the adjusting ring through the connecting hole, the first external thread is connected to the first internal thread.

[0007] In one embodiment, the length of the first external thread is 13 mm-17 mm.

[0008] In one embodiment, three latches are provided, and three adjustment circular holes are provided, respectively corresponding to the three latches.

[0009] In one embodiment, the distances between the positions of two adjacent adjusting circular holes on the adjusting ring are equal.

[0010] In one of the embodiments, the three pins are each provided with a second external thread, and the three adjustment holes are each provided with a second internal thread; when the pins are detachably connected to the adjustment holes, the second external thread is connected to the second internal thread.

[0011] In one embodiment, the length of each of the latches is 140 mm-160 mm.

[0012] In one embodiment, the size of the connecting hole is 28mm-32mm.

[0013] In one embodiment, the size of the adjusting circular hole is 10mm-14mm.

[0014] The valve adjustment and maintenance tool is detachably connected to each adjustment circular hole by providing a plurality of latches. It can be assembled when in use and disassembled after use, which is convenient to carry, reduces the time required for separation of the valve stem and the copper sleeve, and improves the work efficiency of valve maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A structural diagram of a valve adjustment and maintenance tool in one embodiment;

[0016] Figure 2 A structural diagram of a valve adjustment and repair tool without a latch in one embodiment;

[0017] Figure 3 for Figure 1 A schematic diagram of the handle 200 in the illustrated configuration. DETAILED DESCRIPTION

[0018] In order to better understand the present invention, the contents of the present invention are further explained below in conjunction with the accompanying drawings and embodiments, but the present invention is not limited to the following embodiments.

[0019] In one embodiment, Figure 1 , Figure 2 As shown, the utility model provides a valve adjustment and maintenance tool, which mainly includes: an adjustment ring 100, a handle 200, and a plurality of latches 300; a connecting hole 110 is provided on the adjustment ring 100, and the handle 200 is connected to the adjustment ring 100 through the connecting hole 110; adjustment holes 120 are evenly distributed on the adjustment ring 100, and each latch 300 is detachably connected to each adjustment hole 120.

[0020] The size of the adjusting ring 100 may be Φ159*6*150 mm, and the adjusting ring 100 may be sleeved on the valve to perform valve adjustment and maintenance.

[0021] The adjusting ring 100 may be provided with a plurality of through holes, including a connecting hole 110 and an adjusting hole 120 . The connecting hole 110 may be a through hole for fixing the handle 200 on the adjusting ring 100 , and the connecting hole 110 may be provided in the middle of the adjusting ring 100 .

[0022] The handle 200 may be made of round steel, the size of the round steel may be Φ30*500mm, one end of the round steel may be milled to form a connecting component, and the other end of the round steel may be used as the handle 200, and the handle 200 may be a non-slip handle. The handle 200 may be connected to the adjustment ring 100 through the connection hole 110.

[0023] There may be a plurality of adjusting holes 120 evenly distributed on the adjusting ring 100. Specifically, the adjusting holes 120 may be arranged at 20 mm from both ends of the adjusting ring 100, and the spacing between each two adjacent adjusting holes 120 is equal.

[0024] The size of the latch 300 may be M12*150mm, and a plurality of latches 300 may be provided, which are evenly distributed on the adjustment ring 100 through the adjustment hole 120. Specifically, each latch 300 may be detachably connected to the adjustment ring 100, and the number and length of each latch 300 may be adjusted according to the valve to be adjusted and repaired.

[0025] In this embodiment, a plurality of latches 300 are provided, which are detachably connected to each adjusting circular hole 120. They can be assembled during use and disassembled after use, which is convenient for carrying, reduces the time required for separating the valve stem and the copper sleeve, and improves the work efficiency of valve maintenance.

[0026] like Figure 3 As shown, in one embodiment, a first external thread 210 is provided at the end of the handle 200, and a first internal thread is provided on the connecting hole; when the handle 200 is connected to the adjusting ring through the connecting hole, the first external thread 210 is connected to the first internal thread.

[0027] The first external thread at the end of the handle can be a thread milled, the connection hole can be a milled M30 bolt size, and the first internal thread on the connection hole can be a thread milled. When the handle is connected to the adjustment ring through the connection hole, the first external thread is rotatably connected to the first internal thread, and the user can fix the handle on the adjustment ring by rotating it.

[0028] In one embodiment, the length of the first external thread is 13 mm-17 mm. That is, the length of the thread milled out can be 13 mm-17 mm. Preferably, the length of the first external thread can be 15 mm.

[0029] In one embodiment, three latches are provided and three adjustment holes are provided, respectively corresponding to the three latches.

[0030] Specifically, three adjusting circular holes may be provided at a distance of 20 mm from both ends of the adjusting circular ring, and each adjusting circular hole is 120° apart.

[0031] In one embodiment, the distances between the positions of two adjacent adjustment circular holes on the adjustment ring are equal.

[0032] In one embodiment, the three pins are each provided with a second external thread, and the three adjustment holes are each provided with a second internal thread; when the pins are detachably connected to the adjustment holes, the second external thread is connected to the second internal thread.

[0033] Among them, each adjusting circular hole is milled into the size of an M12 bolt and has a threaded hole as a second internal thread, so as to facilitate a rotatable and detachable connection with the second external thread on the pin.

[0034] In one embodiment, the length of each latch is 140 mm to 160 mm. Preferably, the length of each latch can be 150 mm.

[0035] In one embodiment, the size of the connection hole is 28 mm to 32 mm. Preferably, the size of the connection hole can be 30 mm.

[0036] In one embodiment, the size of the adjusting circular hole is 10 mm to 14 mm. Preferably, the size of the adjusting circular hole can be 12 mm.

[0037] The method of using a valve adjustment and maintenance tool provided by the utility model is as follows:

[0038] Align the first external thread at the end of the handle with the first internal thread on the connecting hole in the adjusting ring, and rotate the handle so that the handle is connected to the adjusting ring. Figure 2 As shown;

[0039] Put the adjusting ring on the valve that needs to be adjusted and repaired, insert the pin into the adjusting hole in the adjusting ring as needed, and rotate to adjust the length of the pin;

[0040] The pin clamps the valve, and the valve can be adjusted and repaired by turning the handle;

[0041] After the inspection is completed, the latch can be rotated out of the adjusting hole in the adjusting ring, and the handle can be rotated out of the connecting hole on the adjusting ring, that is, the adjusting ring, the latch and the handle can be disassembled into the following parts.

[0042] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A valve adjustment and maintenance tool, characterized in that: include: An adjusting ring, a handle, and a plurality of latches; the adjusting ring is provided with a connecting hole, and the handle is connected to the adjusting ring through the connecting hole; the adjusting holes are evenly distributed on the adjusting ring, and each of the latches can be detachably connected to each of the adjusting holes.

2. The valve adjustment and repair tool according to claim 1, characterized in that: The end of the handle is provided with a first external thread, and the connecting hole is provided with a first internal thread; when the handle is connected to the adjusting ring through the connecting hole, the first external thread is connected to the first internal thread.

3. The valve adjustment and repair tool according to claim 2, characterized in that: The length of the first external thread is 13 mm-17 mm.

4. The valve adjustment and repair tool according to claim 1, characterized in that: The number of the latches is three, and the number of the adjusting circular holes is three, respectively corresponding to the three latches.

5. The valve adjustment and repair tool according to claim 4, characterized in that: The distances between the positions of two adjacent adjusting circular holes on the adjusting circular ring are equal.

6. The valve adjustment and repair tool according to claim 4, characterized in that: The three latches are all provided with a second external thread, and the three adjusting circular holes are all provided with a second internal thread; when the latches are detachably connected to the adjusting circular holes, the second external thread is connected to the second internal thread.

7. The valve adjustment and repair tool according to claim 1, characterized in that: The length of each of the latches is 140 mm to 160 mm.

8. The valve adjustment and repair tool according to claim 1, characterized in that: The size of the connecting hole is 28mm-32mm.

9. The valve adjustment and repair tool according to claim 1, characterized in that: The size of the adjusting circular hole is 10mm-14mm.

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