Disassembling and assembling tool for marine gas valve nozzle

Abstract

The utility model relates to the technical field of marine gas valve nozzles, and discloses a dismounting tool for marine gas valve nozzles, which comprises a base, and a clamping jaw is movably mounted on the inner side of the base. The base and the marine gas valve nozzle are clamped, at the moment, the four clamping jaws are located on the outer side of the nozzle, then the screw rod is rotated, the adjusting base drives the connecting rod to move downwards under the action of threads, and then the end, away from the adjusting base, of the connecting rod drives the fixing rod to move downwards; at the moment, in the downward moving process of the fixing rod, the clamping plate is driven to move upwards and extrude the base to be close to the outer wall of the nozzle, the nozzle is gradually pulled out to be disassembled, maintenance inspection or replacement is facilitated, the nozzle is placed on the inner side of the cavity in an opposite mode in the installation process, then the nozzle is fixed through the clamping plate and then clamped to the connecting position, and therefore the nozzle can be installed conveniently. And then the rear end of the nozzle and the connecting position are clamped and installed under the condition that the nozzle moves on the adjusting seat, disassembly and assembly are convenient and fast, and the device is small and does not occupy space.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of marine gas valve nozzle, specifically to a kind of dismounting tool for marine gas valve nozzle. BACKGROUND

[0002] The ship equipped with dual-fuel main engine gradually increases in current shipping industry, wherein the gas valve is the key component of dual-fuel main engine, the gas valve is arranged on the upper portion of combustion chamber, and the gas valve provides necessary fuel for main engine by continuously injecting gas into combustion chamber. The inside of combustion chamber is under high temperature and high pressure, and the acid gas generated in the process of gas combustion has certain corrosion effect on gas valve.

[0003] However, the marine gas valve nozzle usually needs to be inspected and repaired during use, and the space for using the gas valve is narrow, which makes the dismounting or installing process more troublesome and time-consuming, and the outer surface of the marine gas valve nozzle is easily damaged, causing damage. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a dismounting tool for marine gas valve nozzle, which has the advantages of convenient and rapid dismounting of marine gas valve nozzle and is not easy to cause damage to the gas valve nozzle during dismounting process, and solves the above technical problems.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of dismounting tool for marine gas valve nozzle, including base, the inner side of base is movably installed with clamping jaw, the outer end of clamping jaw is movably installed with connecting rod by pivot, the end of connecting rod away from clamping jaw is connected with adjusting seat by pivot, and the top side of base is fixedly installed with limit cylinder, the top side of limit cylinder is movably installed with screw rod by bearing.

[0008] Preferably, the top side of base is fixedly installed with baffle, the baffle is respectively arranged in two groups, a total of four groups are provided, and the baffle is respectively arranged in annular equidistant on the top side of base, the clamping jaw is movably installed between each group of baffles by pivot, and four equidistant grooves are formed in the top side of base.

[0009] Through the above technical scheme, under the action of baffle during use, it is beneficial to improve the stability of clamping jaw rotation, and under the action of four grooves, it is beneficial to facilitate sufficient space when fixing rod moves down.

[0010] Preferably, the clamping jaw comprises a clamping plate and a fixing rod, the top side of the clamping plate is movably provided with the fixing rod through a rotating shaft, and four groups of the clamping jaws are arranged in total.

[0011] Through the above technical scheme, under the action of the clamping plate, the nozzle is conveniently clamped and fixed, and because the inner side of the clamping jaw is pasted with the rubber pad, the protection effect is improved, and the nozzle is prevented from being damaged, and under the action of the four groups of clamping plates and fixing rods, the clamping stability is improved.

[0012] Preferably, the lower end of the adjusting seat is provided with a connecting groove, four connecting grooves are arranged equidistantly on the lower end of the adjusting seat, the inner side of the adjusting seat is provided with an internal thread, and the inner side of the adjusting seat is connected with a screw rod through the internal thread.

[0013] Through the above technical scheme, under the action of the internal thread, the adjusting seat is conveniently moved, and under the action of the connecting groove, the connecting rod is conveniently installed and limited.

[0014] Preferably, the connecting rod is arranged in total four, and the connecting rod is arranged in an annular equidistant arrangement structure, and the two ends of the connecting rod are movably arranged on the inner sides of the connecting grooves and the movable grooves through rotating shafts.

[0015] Through the above technical scheme, under the action of the connecting rod, power transmission is facilitated, and the end of the connecting rod away from the adjusting seat drives the fixing rod to move downward, at this time, the fixing rod drives the clamping plate to move upward in the process of moving downward, and clamping is facilitated.

[0016] Preferably, the inner side of the limiting cylinder is provided with a cavity, the size and shape of the cavity are matched with the nozzle body, the outer side of the limiting cylinder is annularly and equidistantly arranged with four supporting columns, and the end of the supporting column away from the limiting cylinder is fixedly provided with a base.

[0017] Through the above technical scheme, under the action of the cavity in the limiting cylinder, the clamping jaw is prevented from being damaged and the protection is improved in the clamping process, the nozzle is further prevented from falling, and the stability of the nozzle when being pulled out is improved.

[0018] Compared with the prior art, the dismounting tool for the marine gas valve nozzle has the following beneficial effects:

[0019] 1. The utility model discloses a base and marine gas valve nozzle are clamped, four clamping claws are located the outside of nozzle at this moment, then through the rotation screw rod, make the adjustment seat drive connecting rod under the action of screw thread and go down, then through the connecting rod far from the one end of adjustment seat and drive fixed link and move down, at this moment fixed link moves down and drive the clamping plate and move up and be close to the outer wall of nozzle and extrude with the base Xianghu, gradually pull out the nozzle and disassemble in furtherance, convenient maintenance inspection or replacement, and use the opposite mode when installing, place the nozzle in the inside of cavity, then utilize the clamping plate fixed and be clamped with the connecting position and then install the rear end of nozzle and the connecting position under the condition of moving on the adjustment seat, convenient and fast dismount, and the whole device is small, convenient use in narrow space.

[0020] 2. The utility model discloses in the process of dismounting, through the rubber pad of fixed adhesion of clamping claw inner wall and the effect of limiting cylinder, it is favorable to avoid damaging clamping claw and improving protection in clamping process, avoid the stability of nozzle pullout when improving nozzle falling. DRAWINGS

[0021] Fig. 1 It is the three-dimensional structure schematic diagram of the whole utility model;

[0022] Fig. 2 It is the three-dimensional structure schematic diagram of the front view of the utility model;

[0023] Fig. 3 It is the three-dimensional structure schematic diagram of the base of the utility model;

[0024] Fig. 4 It is the three-dimensional structure schematic diagram of the clamping claw of the utility model;

[0025] Fig. 5 It is the connecting three-dimensional structure schematic diagram of the adjustment seat and connecting rod of the utility model;

[0026] Fig. 6 It is the connecting three-dimensional structure schematic diagram of the limiting cylinder and screw rod of the utility model.

[0027] Among them: 1, base, 2, clamping claw, 3, connecting rod, 4, adjustment seat, 5, limiting cylinder, 6, screw rod, 101, baffle, 102, recess, 201, clamping plate, 202, fixed link, 2021, movable slot, 401, connecting groove, 402, internal thread, 501, cavity, 502, support column. DETAILED DESCRIPTION

[0028] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0029] Example 1:

[0030] like Figs. 1-6 As shown, the present invention provides a tool for disassembling and assembling a marine gas valve nozzle, including a base 1, a gripper 2 movably mounted on the inner side of the base 1, a connecting rod 3 movably mounted on the outer end of the gripper 2 via a rotating shaft, an adjusting seat 4 connected to the end of the connecting rod 3 away from the gripper 2 via a rotating shaft, and a limiting cylinder 5 fixedly mounted on the top side of the base 1, and a screw 6 movably mounted on the top side of the limiting cylinder 5 via a bearing.

[0031] Specifically, baffles 101 are fixedly installed on the top side of the base 1. The baffles 101 are arranged in pairs, with a total of four sets. The baffles 101 are equidistantly arranged in a ring on the top side of the base 1. A gripper 2 is movably mounted between each set of baffles 101 via a pivot. Four equidistant grooves 102 are provided on the top side of the base 1. The advantages are that the baffles 101 improve the stability of the gripper 2 during rotation, and the four sets of grooves 102 provide sufficient space for the fixing rod 202 to move downwards.

[0032] Specifically, the gripper 2 includes a clamping plate 201 and a fixing rod 202. The fixing rod 202 is movably mounted on the top side of the clamping plate 201 via a pivot. A total of four sets of grippers 2 are provided, and a movable groove 2021 is provided at the end of the fixing rod 202 furthest from the clamping plate 201. The advantages are that the clamping plate 201 facilitates the clamping and fixing of the nozzle, and the rubber pads adhered to the inner side of the grippers 2 improve the protective effect and prevent damage to the nozzle. Furthermore, the four sets of clamping plates 201 and fixing rods 202 enhance the clamping stability.

[0033] Specifically, a connecting groove 401 is provided at the lower outer end of the adjusting seat 4. A total of four connecting grooves 401 are provided, equidistantly arranged at the lower outer end of the adjusting seat 4. An internal thread 402 is provided on the inner side of the adjusting seat 4, through which a screw rod 6 is connected. The advantage is that the internal thread 402 facilitates the movement of the adjusting seat 4, and the connecting grooves 401 facilitate the installation and positioning of the connecting rod 3.

[0034] Example 2:

[0035] like Figs. 1-6As an improvement to the previous embodiment, four connecting rods 3 are arranged in a ring shape at equal intervals, and the two ends of the connecting rods 3 are movably installed on the inner side of the connecting groove 401 and the movable groove 2021 through the rotating shafts. The advantage is that the power transmission is facilitated by the connecting rods 3, and the end of the connecting rod 3 away from the adjusting seat 4 drives the fixed rod 202 to move downward, at which time the fixed rod 202 drives the clamping plate 201 to move upward in the process of moving downward, facilitating clamping.

[0036] Specifically, the inner side of the limiting cylinder 5 is provided with a cavity 501, the size and shape of the cavity 501 are matched with the nozzle body, and the outer side of the limiting cylinder 5 is arranged with four support columns 502 at equal intervals, and the end of the support column 502 away from the limiting cylinder 5 is fixedly installed with the base 1. The advantage is that the cavity 501 in the limiting cylinder 5 is beneficial to avoid damaging the clamping jaw 2 and improving protection during clamping, avoiding the nozzle from falling while improving the stability when the nozzle is pulled out.

[0037] In use, the base 1 is clamped with the marine gas valve nozzle, at which time the four clamping jaws 2 are located on the outer side of the nozzle, then the adjusting seat 4 drives the connecting rod 3 to move downward under the action of the screw thread by rotating the screw rod 6, then the fixed rod 202 is driven to move downward by the end of the connecting rod 3 away from the adjusting seat 4, at which time the fixed rod 202 drives the clamping plate 201 to move upward and is pressed against the outer wall of the nozzle during the process of moving downward, thereby gradually pulling out the nozzle for disassembly, facilitating maintenance inspection or replacement, while the opposite way is used during installation, the nozzle is placed in the inner side of the cavity 501, then the clamping plate 201 is fixed and clamped with the connecting position, then the rear end of the nozzle is clamped and installed with the connecting position under the movement of the adjusting seat 4, which is convenient and fast to disassemble and assemble, and the device is small and convenient to use in a narrow space, and during disassembly and assembly, the rubber pad fixed on the inner wall of the clamping jaw 2 and the limiting cylinder 5 are beneficial to avoid damaging the clamping jaw 2 and improving protection during clamping, avoiding the nozzle from falling while improving the stability when the nozzle is pulled out.

[0038] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tool for disassembling and assembling a marine gas valve nozzle, comprising a base (1), characterized in that: A gripper (2) is movably installed on the inner side of the base (1). A connecting rod (3) is movably installed on the outer end of the gripper (2) via a rotating shaft. An adjusting seat (4) is connected to the end of the connecting rod (3) away from the gripper (2) via a rotating shaft. A limiting cylinder (5) is fixedly installed on the top side of the base (1). A screw (6) is movably installed on the top side of the limiting cylinder (5) via a bearing.

2. The tool for disassembling and assembling a marine gas valve nozzle according to claim 1, characterized in that: A baffle (101) is fixedly installed on the top side of the base (1). The baffles (101) are arranged in groups of two, with a total of four groups. The baffles (101) are arranged in a ring at equal intervals on the top side of the base (1). Each group of baffles (101) is movably installed with a gripper (2) through a rotating shaft. The top side of the base (1) has four equally spaced grooves (102).

3. The tool for disassembling and assembling a marine gas valve nozzle according to claim 1, characterized in that: The gripper (2) includes a clamping plate (201) and a fixing rod (202). The fixing rod (202) is movably mounted on the top side of the clamping plate (201) via a rotating shaft. The gripper (2) is provided with a total of four sets. The fixed rod (202) has a movable groove (2021) at the end away from the clamping plate (201).

4. The tool for disassembling and assembling a marine gas valve nozzle according to claim 1, characterized in that: The lower end of the outer side of the adjusting seat (4) is provided with a connecting groove (401). There are a total of four connecting grooves (401), which are arranged at equal intervals on the lower end of the outer side of the adjusting seat (4). The inner side of the adjusting seat (4) is provided with an internal thread (402), and the inner side of the adjusting seat (4) is connected to a screw (6) through the internal thread (402).

5. The tool for disassembling and assembling a marine gas valve nozzle according to claim 4, characterized in that: There are a total of four connecting rods (3), and the connecting rods (3) are arranged in a ring with equal spacing. The two ends of the connecting rods (3) are respectively movably installed on the inner side of the connecting groove (401) and the movable groove (2021) through the rotating shaft.

6. The tool for disassembling and assembling a marine gas valve nozzle according to claim 1, characterized in that: The inner side of the limiting cylinder (5) is provided with a cavity (501), the size and shape of the cavity (501) are matched with the nozzle body, and four support columns (502) are arranged in a ring at equal intervals on the outer side of the limiting cylinder (5). A base (1) is fixedly installed at the end of the support column (502) away from the limiting cylinder (5).

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