Replacing tool for gas-liquid distributor

Abstract

The utility model discloses a gas-liquid distributor replacement tool, belongs to the technical field of coal chemical industry, and solves the problem of low replacement efficiency of an existing gas-liquid distributor. The gas-liquid distributor replacing tool comprises a lower taper sleeve, a mounting sleeve, an upper taper sleeve, a base, an adjusting mechanism and a cutting piece. The inner wall of the lower taper sleeve is detachably connected to the gas-liquid distributor, the outer wall of the lower taper sleeve is a conical surface, and a plurality of tensioning seams extending in the length direction of the lower taper sleeve are formed in the side wall of the lower taper sleeve at intervals. The upper taper sleeve is rotationally connected to an inner cavity of the mounting sleeve, and the upper taper sleeve and the lower taper sleeve are detachably connected. The base is connected with one end, deviating from the gas-liquid distributor, of the mounting sleeve. The cutting piece is connected with the adjusting mechanism. The adjusting mechanism is connected with the base and can adjust the angle and the position of the cutting piece so that the cutting end of the cutting piece can be aligned with a welding seam of the gas-liquid distributor. According to the gas-liquid distributor, the old gas-liquid distributor can be quickly and safely disassembled in a narrow and limited space, so that the gas-liquid distributor is efficiently replaced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coal chemical industry, and in particular to a gas-liquid distributor replacement tool. BACKGROUND

[0002] The ebullated bed reactor is a fluidized bed reaction system with gas-liquid-solid three-phase coexistence, which has been widely applied in the field of refining and chemical industry. The gas-liquid distributor is one of the key components of the ebullated bed reactor, which mainly functions to uniformly mix the gas-liquid-solid three phases in a fluidized state and prevent the solid phase catalyst from flowing backward above the distribution plate to affect the stability of the reaction.

[0003] The gas-liquid distributor is welded to the distribution plate at the lower side of the ebullated bed reactor after assembly. According to the production scale, the number of gas-liquid distributors of each ebullated bed reactor is generally between 500 and 800. The distance between the gas-liquid distributors is generally not more than 125 mm. The gas-liquid distributor will be worn out or even fail under the scouring of the catalyst. After failure, a new gas-liquid distributor needs to be replaced. At present, the welding seam is cut by using carbon arc gouging, angle grinder and other methods when the gas-liquid distributor is removed. However, due to the limited operation space during the operation process, the replacement efficiency is very low. CONTENT OF THE UTILITY MODEL

[0004] The embodiment of the present application provides a gas-liquid distributor replacement tool, which solves the problem of low replacement efficiency of the existing gas-liquid distributor.

[0005] The utility model discloses a kind of gas-liquid distributor replacement tools, which includes lower cone sleeve, installation sleeve, upper cone sleeve, base, adjusting mechanism and cutting piece;The inner wall of the lower cone sleeve is detachably connected to gas-liquid distributor, the outer wall of the lower cone sleeve is conical surface, and the side wall of the lower cone sleeve is spaced apart and provided with a plurality of tension slits extending along its length direction;The upper cone sleeve is rotatably connected to the inner cavity of the installation sleeve, and the upper cone sleeve and the lower cone sleeve are detachably connected;The end of the installation sleeve, away from the gas-liquid distributor, is connected with the base;The cutting piece is connected with the adjusting mechanism;The adjusting mechanism is connected with the base, and the adjusting mechanism can adjust the angle and position of the cutting piece, so that the cutting end of the cutting piece can be aligned with the welding seam of the gas-liquid distributor.

[0006] In a possible implementation manner, the gas-liquid distributor replacement tool further includes a vertical rod and an upper plate;The end of the vertical rod, away from the installation sleeve, is connected with the base;The end of the upper plate, away from the base, is connected with the vertical rod.

[0007] In a possible implementation manner, the gas-liquid distributor replacement tool further includes a hand hammer;The hand hammer is slidingly connected to the vertical rod.

[0008] In a possible implementation, the mounting sleeve is provided with a lubricating hole for injecting lubricant.

[0009] In a possible implementation, the adjusting mechanism comprises an adjusting rod, a bearing seat, a joint bearing and a set screw; the adjusting rod is slidingly connected with the base and is movable along a direction perpendicular to the axis of the gas-liquid distributor; the set screw is threadedly connected with the base and abuts against the adjusting rod at one end; the bearing seat is connected with the end of the adjusting rod; and the outer ring of the joint bearing is connected with the bearing seat and the inner ring is connected with the cutting member.

[0010] In a possible implementation, the gas-liquid distributor replacement tool further comprises a wire hanging ring; the wire hanging ring is arranged at one end of the base away from the mounting sleeve and is used for fixing a wire cable.

[0011] In a possible implementation, the cutting member comprises a plasma gouging gun.

[0012] The one or more technical solutions provided in the embodiments of the utility model have at least the following technical effects or advantages:

[0013] The utility model discloses a kind of gas-liquid distributor replacement tools, which comprises lower cone sleeve, mounting sleeve, upper cone sleeve, base, adjusting mechanism and cutting member.The inner wall of lower cone sleeve is detachably connected to gas-liquid distributor, the outer wall of lower cone sleeve is tapered surface, and a plurality of tension slits extending along the length direction are arranged on the side wall of lower cone sleeve at intervals.The inner cavity of mounting sleeve is rotatably connected with upper cone sleeve, and upper cone sleeve and lower cone sleeve are detachably connected.The end of base and mounting sleeve away from gas-liquid distributor is connected.Cutting member is connected with adjusting mechanism.Adjusting mechanism is connected with base, and adjusting mechanism can adjust the angle and position of cutting member, so that the cutting end of cutting member can be aligned with the weld of gas-liquid distributor.The gas-liquid distributor replacement tool of the application is used, four small spray pipes on gas-liquid distributor are cut off using external tool first, then lower cone sleeve is set on the gas-liquid distributor to be replaced, then upper cone sleeve and lower cone sleeve are installed, then the end of base away from mounting sleeve is knocked, so that upper cone sleeve can be interlocked with lower cone sleeve, and the tapered surface of lower cone sleeve can be deformed to make the inner diameter smaller and lock with gas-liquid distributor, then the cutting end of cutting member is aligned with weld through adjusting mechanism, finally, weld is cut through cutting member, and after cutting, the end of base provided with mounting sleeve is knocked, so that upper cone sleeve and lower cone sleeve are separated.The application can quickly and safely realize the removal of old gas-liquid distributor in narrow and limited space, so as to realize the efficient replacement of gas-liquid distributor. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced as follows. Obviously, the drawings described in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 The structure schematic diagram of the gas-liquid distributor replacement tool provided by the embodiments of the present application is shown in the figure.

[0016] Figure 2 The enlarged view of A in the figure. Figure 1

[0017] Figure 3 The schematic view of B in the figure. Figure 1

[0018] Figure 4 The structure schematic diagram of the lower cone sleeve provided by the embodiments of the present application is shown in the figure.

[0019] Figure: 1-lower cone sleeve; 1a-tight seam; 2-mounting sleeve; 2a-small step; 3-upper cone sleeve; 4-base; 5-distribution disc; 6-adjusting rod; 7-stand; 8-hand hammer; 9-upper plate; 10-hanging ring; 11-bearing seat; 12-knuckle bearing; 13-cutting piece; 14-cable; 15-welding seam; 16-tightening screw; 17-lubrication hole; 18-gas-liquid distributor; 18a-small nozzle; DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0021] ​​In the description of the embodiments of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing the embodiments of this utility model and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. The terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. In addition, the terms "installed," "connected," and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components. For those skilled in the art, the specific meaning of the above terms in the embodiments of this utility model can be understood according to the specific circumstances.

[0022] like Figures 1 to 4 As shown, this utility model embodiment provides a gas-liquid distributor replacement tool, which includes a lower conical sleeve 1, a mounting sleeve 2, an upper conical sleeve 3, a base 4, an adjustment mechanism, and a cutting component 13. The inner wall of the lower conical sleeve 1 is detachably connected to the gas-liquid distributor 18, the outer wall of the lower conical sleeve 1 is a conical surface, and multiple tension slits 1a extending along its length are spaced apart on the side wall of the lower conical sleeve 1. In this embodiment, four tension slits 1a are evenly arranged on the side wall of the lower conical sleeve 1.

[0023] In this embodiment, the upper conical sleeve 3 is rotatably connected to the inner cavity of the mounting sleeve 2, and the upper conical sleeve 3 and the lower conical sleeve 1 are detachably connected. For example... Figure 2 As shown, the mounting sleeve 2 is provided with a small step 2a. There is a small gap between the mounting sleeve 2 and the upper conical sleeve 3. After the upper conical sleeve 3 is placed into the mounting sleeve 2, the small step 2a is welded to the mounting sleeve 2 to realize the installation of the upper conical sleeve 3.

[0024] In the embodiment of the application, the base 4 is connected to the end of the mounting sleeve 2 away from the gas-liquid distributor 18, and the cutting member 13 is connected to the adjusting mechanism. The adjusting mechanism is connected to the base 4, and the adjusting mechanism can adjust the angle and position of the cutting member 13, so that the cutting end of the cutting member 13 can be aligned with the weld 15 of the gas-liquid distributor 18. When the gas-liquid distributor replacement tool is used, first, the four small spray pipes 18a on the gas-liquid distributor 18 are cut off using an external tool, then the lower cone sleeve 1 is sleeved on the gas-liquid distributor 18 to be replaced, then the upper cone sleeve 3 and the lower cone sleeve 1 are installed, then the end of the base 4 away from the mounting sleeve 2 is knocked, so that the upper cone sleeve 3 can be interlocked with the lower cone sleeve 1, and at the same time, the taper surface of the lower cone sleeve 1 can be deformed to reduce the inner diameter and lock the gas-liquid distributor 18, then the cutting end of the cutting member 13 is aligned with the weld 15 through the adjusting mechanism, finally, the weld 15 is cut through the cutting member 13, and after cutting is completed, the end of the base 4 provided with the mounting sleeve 2 is knocked, so that the upper cone sleeve 3 and the lower cone sleeve 1 are separated. The application can quickly and safely realize the removal of the old gas-liquid distributor 18 in a small and limited space, thereby realizing the efficient replacement of the gas-liquid distributor 18.

[0025] The embodiment of the utility model provides a kind of gas-liquid distributor replacement tool, which includes lower cone sleeve 1, mounting sleeve 2, upper cone sleeve 3, base 4, adjusting mechanism and cutting member 13.The inner wall of lower cone sleeve 1 is detachably connected to gas-liquid distributor 18, the outer wall of lower cone sleeve 1 is taper surface, and the side wall of lower cone sleeve 1 is provided with a plurality of tension slits 1a extending along its length direction at intervals.The upper cone sleeve 3 is rotatably connected to the inner cavity of mounting sleeve 2, and the upper cone sleeve 3 and the lower cone sleeve 1 are detachably connected.The base 4 is connected to the end of the mounting sleeve 2 away from the gas-liquid distributor 18.The cutting member 13 is connected to the adjusting mechanism.The adjusting mechanism is connected to the base 4, and the adjusting mechanism can adjust the angle and position of the cutting member 13, so that the cutting end of the cutting member 13 can be aligned with the weld 15 of the gas-liquid distributor 18.When the gas-liquid distributor replacement tool of the application is used, first, the four small spray pipes 18a on the gas-liquid distributor 18 are cut off using an external tool, then the lower cone sleeve 1 is sleeved on the gas-liquid distributor 18 to be replaced, then the upper cone sleeve 3 and the lower cone sleeve 1 are installed, then the end of the base 4 away from the mounting sleeve 2 is knocked, so that the upper cone sleeve 3 can be interlocked with the lower cone sleeve 1, and at the same time, the taper surface of the lower cone sleeve 1 can be deformed to reduce the inner diameter and lock the gas-liquid distributor 18, then the cutting end of the cutting member 13 is aligned with the weld 15 through the adjusting mechanism, finally, the weld 15 is cut through the cutting member 13, and after cutting is completed, the end of the base 4 provided with the mounting sleeve 2 is knocked, so that the upper cone sleeve 3 and the lower cone sleeve 1 are separated. The application can quickly and safely realize the removal of the old gas-liquid distributor 18 in a small and limited space, thereby realizing the efficient replacement of the gas-liquid distributor 18.

[0026] As Figure 1As shown, the gas-liquid distributor replacement tool further comprises a vertical rod 7 and an upper plate 9. The vertical rod 7 is connected to the end of the base 4 away from the mounting sleeve 2. The upper plate 9 is connected to the end of the vertical rod 7 away from the base 4. In actual application, when the upper taper sleeve 3 and the lower taper sleeve 1 need to be locked, the end of the base 4 away from the mounting sleeve 2 is knocked, and when the upper taper sleeve 3 and the lower taper sleeve 1 need to be separated, the upper plate 9 is knocked, which is simple to operate and does not need to consider the operation space.

[0027] With reference to the accompanying drawings Figure 1 As shown, the gas-liquid distributor replacement tool further comprises a hand hammer 8. The hand hammer 8 is slidingly connected to the vertical rod 7. Specifically, the hand hammer 8 is connected to the vertical rod 7, which facilitates the knocking of the base 4 and the upper plate 9, thereby improving the dismounting speed of the gas-liquid distributor 18 and further improving the replacement efficiency of the gas-liquid distributor 18.

[0028] As shown Figure 1 As shown, a lubricating hole 17 for injecting lubricant is formed in the mounting sleeve 2. In actual application, a lubricant such as molybdenum disulfide powder is injected between the mounting sleeve 2 and the upper taper sleeve 3 through the lubricating hole 17 to improve the flexibility of the rotation of the mounting sleeve 2.

[0029] As shown Figure 1 and Figure 3 As shown, the adjusting mechanism comprises an adjusting rod 6, a bearing seat 11, a knuckle bearing 12 and a set screw 16. The adjusting rod 6 is slidingly connected to the base 4 and can move in a direction perpendicular to the axis of the gas-liquid distributor 18. The set screw 16 is threadedly connected to the base 4, and the end thereof abuts against the adjusting rod 6. The bearing seat 11 is connected to the end of the adjusting rod 6. The outer ring of the knuckle bearing 12 is connected to the bearing seat 11, and the inner ring is connected to the cutting piece 13. In actual use, the set screw 16 is first loosened, then the adjusting rod 6 is moved to drive the cutting piece 13 to move, and the cutting piece 13 is rotated to adjust the cutting end of the cutting piece 13 to the appropriate position. After the adjustment of the cutting piece 13 is completed, the set screw 16 is tightened to fix the adjusting rod 6, thereby fixing the position of the cutting piece 13. Then the operator rotates the adjusting rod 6, which drives the cutting piece 13 to rotate 360° around the axis of the gas-liquid distributor 18 to cut the weld 15.

[0030] As shown Figure 1 As shown, the gas-liquid distributor replacement tool further comprises a wire hanging ring 10. The wire hanging ring 10 is arranged at the end of the base 4 away from the mounting sleeve 2 and is used to fix the wire cable 14. In actual application, the wire hanging ring 10 is used to fix the wire cable 14 of the cutting piece 13 to prevent the long wire cable 14 from causing misoperation.

[0031] In the embodiment of the present application, the cutting piece 13 comprises a plasma planer gun. The plasma planer gun has the advantages of fast cutting speed, high cutting precision, wide application range and simple operation.

[0032] The various embodiments in the specification are described in a progressive manner, and the same or similar parts between the various embodiments can be referred to each other, and each embodiment focuses on the difference from other embodiments.

[0033] The above examples are only used to illustrate the technical solutions of the present application, and are not limited to the present application; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some or all of the technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the present application.

Claims

1. A gas-liquid distributor replacement tool, characterized by, The device comprises a lower cone sleeve (1), a mounting sleeve (2), an upper cone sleeve (3), a base (4), an adjusting mechanism and a cutting member (13); An inner wall of the lower cone sleeve (1) is detachably connected to a gas-liquid distributor (18), an outer wall of the lower cone sleeve (1) is a conical surface, and a plurality of tension slits (1a) extending along a length direction are arranged on a side wall of the lower cone sleeve (1) at intervals; The upper cone sleeve (3) is rotationally connected to an inner cavity of the mounting sleeve (2), and the upper cone sleeve (3) and the lower cone sleeve (1) are detachably connected; The base (4) is connected to an end of the mounting sleeve (2) away from the gas-liquid distributor (18); The cutting member (13) is connected to the adjusting mechanism; The adjusting mechanism is connected to the base (4), and the adjusting mechanism can adjust an angle and a position of the cutting member (13) so that a cutting end of the cutting member (13) can be aligned with a weld (15) of the gas-liquid distributor (18).

2. The gas-liquid distributor replacement tool of claim 1, wherein, A vertical rod (7) and an upper plate (9) are further included; The vertical rod (7) is connected to an end of the base (4) away from the mounting sleeve (2); The upper plate (9) is connected to an end of the vertical rod (7) away from the base (4).

3. The gas-liquid distributor replacement tool of claim 2, wherein, A hand hammer (8) is further included; The hand hammer (8) is slidingly connected to the vertical rod (7).

4. The gas-liquid distributor replacement tool of claim 1, wherein, A lubricating hole (17) for injecting lubricant is arranged on the mounting sleeve (2).

5. The gas-liquid distributor replacement tool of claim 1, wherein, The adjusting mechanism comprises an adjusting rod (6), a bearing seat (11), a knuckle bearing (12) and a tight screw (16); The adjusting rod (6) is slidingly connected to the base (4), and the adjusting rod (6) can move along a direction perpendicular to an axis of the gas-liquid distributor (18); The tight screw (16) is threadedly connected to the base (4), and an end of the tight screw (16) abuts against the adjusting rod (6); The bearing seat (11) is connected to an end of the adjusting rod (6); An outer ring of the knuckle bearing (12) is connected to the bearing seat (11), and an inner ring of the knuckle bearing (12) is connected to the cutting member (13).

6. The gas-liquid distributor replacement tool of claim 1, wherein, A wire hanging ring (10) is further included; The wire hanging ring (10) is arranged at an end of the base (4) away from the mounting sleeve (2) and is used for fixing a cable (14).

7. The gas-liquid distributor replacement tool of claim 1, wherein, The cutting member (13) comprises a plasma planer gun.

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