Disassembling tool for airplane faucet

Abstract

The utility model relates to the technical field of dismounting tools, and discloses a dismounting tool for an airplane faucet, which comprises a first barrel, a second barrel and a barrel wrench, a first top plate is arranged at one end of the first barrel, and a first matching hole is formed in the first top plate; four first convex blocks matched with the semi-cylindrical mounting grooves in shape are arranged at the other end of the first barrel; a second top plate is arranged at one end of the second barrel, a second matching hole is formed in the second top plate, the structure of the second matching hole is the same as that of the first matching hole, and four second protruding blocks matched with the semi-cylindrical fixing grooves in shape are arranged at the other end of the second barrel; the clamping block is matched with the first matching hole and the second matching hole in shape and can be movably matched in an inserted mode. According to the utility model, the faucet of the airplane can be directly disassembled and decomposed, parts in the faucet cannot be damaged, defective parts can be quickly replaced or maintained, and the maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to dismantling tool technical field, in particular to a kind of dismantling tool of aircraft faucet. BACKGROUND

[0002] In the daily use process of A320 series aircraft toilet faucet, the main manifestation of faucet failure is that water leakage and functional component damage of corresponding shell area caused by that sealing ring and shell are not tightly sealed due to scale or other impurity particles attached to the sealing ring. In line maintenance, faucet parts are difficult to disassemble and are prone to damage during disassembly due to lack of appropriate tools. Therefore, in line maintenance, faucet failure usually means replacing the entire faucet and returning it to the manufacturer for repair, which is high in repair cost and time-consuming, and the lack of parts will affect service. In addition, minor water leakage faults are common on every aircraft, and replacing components due to minor water leakage will cause a sharp increase in aviation material costs, and not taking measures will cause waste of water resources and affect user experience. SUMMARY

[0003] The utility model aims to provide a kind of dismantling tool of aircraft faucet, can directly dismantle and disassemble the faucet of aircraft, and will not damage the components in faucet, can quickly replace or repair problem components, reduce maintenance cost.

[0004] To achieve the above purpose, the utility model provides a kind of dismantling tool of aircraft faucet, faucet includes shell, cold and hot water temperature regulating valve body, temperature regulating valve fixed cover, self-closing valve and press cover, the cold and hot water temperature regulating valve body is inserted in the inner cavity of the shell, the outer periphery of the cold and hot water temperature regulating valve body is equipped with flange, the inner cavity of the shell is screw-connected with the outer periphery of the temperature regulating valve fixed cover, the bottom of the temperature regulating valve fixed cover is pressed to the flange, four fixed grooves are equipped on the temperature regulating valve fixed cover, the fixed groove is semicylindrical, the inner cavity of the cold and hot water temperature regulating valve body is screw-connected with the self-closing valve, four installation grooves are equipped on the self-closing valve, the installation groove is semicylindrical, the press cover is covered on the self-closing valve;

[0005] The dismounting tool comprises a first cylinder, a second cylinder and a cylinder wrench, one end of the first cylinder is provided with a first top plate, a first matching hole is formed in the first top plate, the other end of the first cylinder is provided with four first protrusions matched with the semicylindrical mounting grooves, one end of the second cylinder is provided with a second top plate, a second matching hole is formed in the second top plate, the second matching hole is identical in structure with the first matching hole, the other end of the second cylinder is provided with four second protrusions matched with the semicylindrical fixing grooves, the cylinder wrench comprises a wrench body and a clamping block arranged at one end of the wrench body, the clamping block is matched with the first matching hole and can be movably inserted and matched, and the clamping block has an edge.

[0006] As a preferred scheme of the utility model, the wrench body is provided with a matching groove, a ratchet wheel is rotatably connected in the matching groove, a first ratchet tooth is arranged on the outer periphery of the ratchet wheel, an installation cavity in communication with the matching groove is arranged in the wrench body, a locking piece is arranged in the installation cavity, a second ratchet tooth engaged with the first ratchet tooth is arranged at one end of the locking piece, the other end of the locking piece is connected with the cavity wall of the installation cavity through a spring, and the clamping block is arranged on the ratchet wheel.

[0007] As a preferred scheme of the utility model, the axis of the clamping block is coaxial with the axis of the ratchet wheel.

[0008] As a preferred scheme of the utility model, the cross section of the clamping block is square.

[0009] As a preferred scheme of the utility model, the first cylinder and the second cylinder are integrally formed.

[0010] As a preferred scheme of the utility model, the first cylinder and the second cylinder are steel cylinders.

[0011] Compared with the prior art, the dismounting tool of the aircraft faucet has the following beneficial effects:

[0012] When the aircraft faucet is disassembled, the pressing cover is removed first, the first cylinder cover is arranged on the self-closing valve, four first protrusions on the first cylinder are correspondingly inserted into four mounting grooves on the self-closing valve, the clamping block on the cylinder wrench is inserted into the first matching hole on the first cylinder, the first cylinder drives the self-closing valve to rotate by rotating the wrench body of the cylinder wrench, then the self-closing valve is loosened and removed, then the second cylinder cover is arranged on the temperature regulating valve fixed cover, four second protrusions on the second cylinder are correspondingly inserted into four mounting grooves on the temperature regulating valve fixed cover, the clamping block on the cylinder wrench is inserted into the second matching hole on the second cylinder, the second cylinder drives the temperature regulating valve fixed cover to rotate by rotating the wrench body of the cylinder wrench, then the temperature regulating valve fixed cover is loosened and removed, so that the cold and hot water temperature regulating valve body can be pulled out from the inner cavity of the shell; The faucet of the aircraft can be directly disassembled and decomposed, and the components in the faucet are not damaged, the problem components can be quickly replaced or repaired, and the maintenance cost is reduced; and the cylinder wrench, the first cylinder and the second cylinder are designed in a split mode, so that the cylinder wrench can be more flexible and convenient to use, the components can be replaced individually, the cost is saved, and the cylinder wrench is convenient to store. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0014] Fig. 1 A structure diagram of the first cylinder provided by the present application is shown in the figure.

[0015] Fig. 2 A structure diagram of the second cylinder provided by the present application is shown in the figure.

[0016] Fig. 3 A structure diagram of the cylinder wrench provided by the present application is shown in the figure.

[0017] Fig. 4 A exploded view of the faucet provided by the present application is shown in the figure.

[0018] In the figure, the first cylinder 1; the first protrusion 11; the second cylinder 2; the second protrusion 21; the cylinder wrench 3; the clamping block 31; the wrench body 32; the ratchet 33; the first ratchet tooth 34; the mounting cavity 35; the locking piece 36; the second ratchet tooth 37; the spring 38; the shell 4; the cold and hot water temperature regulating valve body 5; the temperature regulating valve fixed cover 6; the fixed groove 61; the self-closing valve 7; the mounting groove 71; the pressing cover 8. DETAILED DESCRIPTION

[0019] The specific embodiments of the present application will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0020] In the description of the utility model, need understanding is, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom" and so on indicate the orientation or positional relation is based on the orientation or positional relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore can not be understood as the limitation of the utility model.

[0021] As Figs. 1 to 4 The utility model discloses a kind of dismounting tools of aircraft faucet of preferred embodiment of the utility model, faucet includes shell 4, hot and cold water temperature regulating valve body 5, temperature regulating valve fixed cover 6, self-closing valve 7 and press cover 8, the hot and cold water temperature regulating valve body 5 is inserted in the inner cavity of the shell 4, the outer periphery of the hot and cold water temperature regulating valve body 5 is equipped with flange, the inner cavity of the shell 4 is threadedly connected with the outer periphery of the temperature regulating valve fixed cover 6, the bottom of the temperature regulating valve fixed cover 6 is pressed the flange, four fixed grooves 61 are equipped on the temperature regulating valve fixed cover 6, the fixed groove 61 is semicylindrical, the inner cavity of the hot and cold water temperature regulating valve body 5 is threadedly connected with the self-closing valve 7, four installation grooves 71 are equipped on the self-closing valve 7, the installation groove 71 is semicylindrical, the press cover 8 is covered on the self-closing valve 7;

[0022] The dismounting tool includes first cylinder body 1, second cylinder body 2 and cylinder wrench 3, one end of the first cylinder body 1 is equipped with first top plate, first matching hole is opened on the first top plate, the other end of the first cylinder body 1 is equipped with four first lugs 11, and the installation groove 71 is semicylindrical with the shape cooperation;One end of the second cylinder body 2 is equipped with second top plate, second matching hole is opened on the second top plate, the second matching hole is same in structure with the first matching hole, the other end of the second cylinder body 2 is equipped with four second lugs 21, and the fixed groove 61 is semicylindrical with the shape cooperation;The cylinder wrench 3 includes wrench body 32 and clamping block 31 arranged at one end of the wrench body 32, the clamping block 31 is semicylindrical with the shape cooperation with the first matching hole and can be movably inserted, and the clamping block 31 has an angle.

[0023] When the aircraft faucet is disassembled, the pressing cover 8 is removed first, the first cylinder 1 is covered on the self-closing valve 7, four first protrusions 11 on the first cylinder 1 are inserted into four mounting grooves 71 on the self-closing valve 7 one by one, the clamping block 31 on the cylinder wrench 3 is inserted into the first matching hole on the first cylinder 1, the first cylinder 1 drives the self-closing valve 7 to rotate by rotating the wrench body 32 of the cylinder wrench 3, and then the self-closing valve 7 is loosened and removed, then the second cylinder 2 is covered on the temperature adjusting valve fixed cover 6, four second protrusions 21 on the second cylinder 2 are inserted into four fixed grooves 61 on the temperature adjusting valve fixed cover 6 one by one, the clamping block 31 on the cylinder wrench 3 is inserted into the second matching hole on the second cylinder 2, the second cylinder 2 drives the temperature adjusting valve fixed cover 6 to rotate by rotating the wrench body 32 of the cylinder wrench 3, and then the temperature adjusting valve fixed cover 6 is loosened and removed, so that the cold and hot water temperature adjusting valve body 5 can be pulled out of the inner cavity of the shell 4; The faucet of the aircraft can be directly disassembled and decomposed, and the components in the faucet will not be damaged, the problem components can be quickly replaced or repaired, the maintenance cost is reduced, the cylinder wrench 3, the first cylinder 1 and the second cylinder 2 are designed separately, which can be more flexible and convenient to use, the components can be replaced individually, the cost is saved, and storage is convenient.

[0024] Illustratively, the wrench body 32 is provided with a matching groove, a ratchet wheel 33 is rotatably connected in the matching groove, a first ratchet tooth 34 is arranged on the outer periphery of the ratchet wheel 33, an installation cavity 35 in communication with the matching groove is arranged in the wrench body 32, a locking piece 36 is arranged in the installation cavity 35, a second ratchet tooth 37 engaged with the first ratchet tooth 34 is arranged at one end of the locking piece 36, the other end of the locking piece 36 is connected with the cavity wall of the installation cavity 35 through a spring 38, and the clamping block 31 is arranged on the ratchet wheel 33. Preferably, the axis of the clamping block 31 is coaxial with the axis of the ratchet wheel 33, so that the ratchet wheel 33 can only rotate in one direction, avoiding reverse rotation when disassembling the faucet components, and facilitating adjustment of the use angle of the cylinder wrench 3.

[0025] Further, the cross section of the clamping block 31 is square, which ensures the tightness and accuracy of the connection between the clamping column and the first matching hole and the second matching hole, and facilitates the insertion of the clamping column into the first matching hole and the second matching hole.

[0026] Specifically, the first cylinder 1 and the second cylinder 2 are integrally formed and are metal 3D printed, have high structural precision, and accurately match the faucet components; the first cylinder 1 and the second cylinder 2 are steel cylinders, which ensure good structural strength of the first cylinder 1 and the second cylinder 2; of course, in other embodiments, the first cylinder 1 and the second cylinder 2 can be stamping formed.

[0027] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication.For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] The above is only the preferred embodiment of the utility model, it should be pointed out that, for ordinary skilled in the art, under the premise of not departing from the technical principle of the utility model, can also make a number of improvements and substitutions, these improvements and substitutions also should be considered as the protection scope of the utility model.

Claims

1. A dismounting tool for an aircraft faucet, the faucet comprising a housing, a cold-hot water temperature valve body, a temperature valve fixing cover, a self-closing valve and a pressing cover, the cold-hot water temperature valve body being inserted into an inner cavity of the housing, an outer periphery of the cold-hot water temperature valve body being provided with a flange, an outer periphery of the temperature valve fixing cover being threadedly connected with the inner cavity of the housing, a bottom of the temperature valve fixing cover pressing the flange, the temperature valve fixing cover being provided with four fixing grooves, the fixing grooves being semi-cylindrical, the self-closing valve being threadedly connected with an inner cavity of the cold-hot water temperature valve body, the self-closing valve being provided with four mounting grooves, the mounting grooves being semi-cylindrical, the pressing cover being provided on the self-closing valve; characterized in that: the dismounting tool comprises a first cylinder body, a second cylinder body and a cylinder wrench, one end of the first cylinder body being provided with a first top plate, the first top plate being provided with a first matching hole, the other end of the first cylinder body being provided with four first protrusions matched with the semi-cylindrical mounting grooves; one end of the second cylinder body being provided with a second top plate, the second top plate being provided with a second matching hole, the second matching hole being identical in structure with the first matching hole, the other end of the second cylinder body being provided with four second protrusions matched with the semi-cylindrical fixing grooves, the cylinder wrench comprising a wrench body and a clamping block provided at one end of the wrench body, the clamping block being matched with the first matching hole in shape and being movably inserted and matched, the clamping block having an edge. The wrench body is provided with a matching groove, a ratchet wheel being rotatably connected in the matching groove, the ratchet wheel being provided with a first ratchet tooth around an outer periphery thereof, the wrench body being provided with a mounting cavity communicated with the matching groove, the mounting cavity being provided with a locking member, one end of the locking member being provided with a second ratchet tooth engaged with the first ratchet tooth, the other end of the locking member being connected with a cavity wall of the mounting cavity through a spring, the clamping block being provided on the ratchet wheel.

2. The disassembly tool for an aircraft hydrant dispenser according to claim 1, wherein, An axis of the clamping block is coaxial with an axis of the ratchet wheel.

3. The disassembly tool for an aircraft hydrant dispenser according to claim 2, wherein, A cross section of the clamping block is square.

4. The disassembly tool for an aircraft hydrant dispenser according to claim 1, wherein, The first cylinder body and the second cylinder body are integrally formed.

5. The disassembly tool for an aircraft hydrant dispenser according to claim 1, wherein, The first cylinder body and the second cylinder body are steel cylinder bodies.

6. The disassembly tool for an aircraft hydrant dispenser according to claim 1, wherein, ​

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