Winding motor protection box of airport air conditioner ventilation pipe winding vehicle

Abstract

The winding motor protection box of the airport air conditioner ventilation pipe winding vehicle comprises a box body and an upper cover, pin shafts are horizontally and fixedly connected to the positions, close to the top of the back face, of the two sides of the box body, and L-shaped clamping grooves with the front faces bent downwards are formed in the positions, close to the back face, of the two sides of the upper cover; buffers are vertically arranged on the two sides, close to the back face, of the inner wall of the box body and located on the front faces of the pin shafts, and the upper ends of the buffers support the top of the inner wall of the upper cover. A receding groove corresponding to an output shaft of the winding motor is formed in one side of the box body, and a sealing cushion block is movably connected into the receding groove in a clamped mode. The upper cover is turned upwards by a small angle, the front face of the upper cover is separated from the front face of the box body, then the upper cover can be pushed backwards to be detached, shielding of the upper cover is avoided, workers can cut off a winding motor and a controller conveniently, detaching is convenient and fast, consumed time is very little, and takeoff of an airplane is prevented from being delayed; the box body, the upper cover and the sealing cushion block protect the winding motor and the controller inside, and interference of dust and water drops is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of motor protection boxes, in particular to a winding motor protection box of an airport air conditioning ventilation pipe winding vehicle. Background Art

[0002] The airport air conditioning ventilation duct reel is used outdoors, and its reel motor and controller need to be protected from dust and water droplets to prevent them from being disturbed by dust and water droplets and affecting normal use. During the dust and water protection process, it is also necessary to quickly cut off the power connection between the reel motor and the reel in case of electrical failure to achieve manual reeling and avoid delaying the aircraft's takeoff.

[0003] Due to the structural reasons of the airport air-conditioning ventilation duct winding vehicle itself, the existing ordinary hinged cover protection box does not have enough space above the cover to allow the cover to be flipped open completely, and can only be flipped at a small angle. The staff reaches into the protection box to cut off the winding motor and controller. Since the flipping angle of the cover is small, it is blocked by the cover, resulting in very inconvenient operation and time-consuming. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a winding motor protection box for an airport air-conditioning ventilation duct winding vehicle, which is used to solve the problem that the existing airport air-conditioning ventilation duct winding vehicle uses a protective box with an ordinary hinged upper cover, which makes it inconvenient to open the upper cover, resulting in electrical failure and requiring the winding motor and controller to be cut off, which is very inconvenient and time-consuming to operate.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The winding motor protection box of the airport air conditioning ventilation pipe winding vehicle comprises a box body and an upper cover, wherein the front of the box body and the upper cover are respectively provided with buckles and hooks;

[0007] A pin is horizontally fixedly connected at positions near the top of the back on both sides of the box body, and an L-shaped slot with one end of the front side bent downward is provided at positions near the back on both sides of the upper cover, and the slot is movably connected to the pin, and the upper cover is movably hinged to the box body through the slot and the pin;

[0008] Buffers are vertically arranged at positions near the back of both sides of the inner wall of the box, and the buffers are located in front of the pin shaft and the upper ends are supported on the top of the inner wall of the upper cover;

[0009] A clearance groove corresponding to the output shaft of the winding motor is arranged on one side of the box body, a sealing pad is movably clamped in the clearance groove, and a through hole corresponding to the output shaft of the winding motor is arranged on the sealing pad.

[0010] Preferably, the bottom of the box body is open, and a circle of fixed flange is provided at the bottom of the inner wall of the box body, and bolt holes are provided on the fixed flange.

[0011] Preferably, the bottom of the clearance groove is open, and the side surface of the sealing gasket corresponding to the inner wall of the clearance groove is provided with a groove engaged with the box body.

[0012] Preferably, the inner wall of the perforation is provided with a plurality of circles of lubricating oil grooves along the axial direction, and the bottom of the inner wall of the perforation is provided with a connecting groove along the axial direction and connecting the plurality of circles of lubricating oil grooves.

[0013] Preferably, an oil filling hole connected to the lubricating oil groove is vertically arranged on the top of the sealing gasket block, and a sealing plug movably inserted in the oil filling hole is arranged on the top of the sealing gasket block.

[0014] Preferably, a side of the sealing gasket corresponding to the oil filling hole is located inside the box body.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] (1) The upper cover of the utility model is movably hinged and clamped with the box body through a slot and a pin shaft. After the upper cover is flipped upward at a small angle and the front face is separated from the front face of the box body, the upper cover can be pushed backward to be removed. There is no upper cover to block it, which makes it convenient for the staff to cut off the winding motor and the controller. The upper cover has a small flip angle and requires a small space. The disassembly is convenient and quick, and takes very little time. The air-conditioning ventilation duct can be manually wound up quickly to avoid delays in the take-off of the aircraft, achieving the effect of simple and convenient operation. It solves the problem that the existing airport air-conditioning ventilation duct winding vehicle adopts an ordinary hinged upper cover protective box, which is inconvenient to open the upper cover, resulting in electrical failure and the winding motor and the controller need to be cut off. The operation is very inconvenient and time-consuming.

[0017] (2) The utility model protects the winding motor and the controller by providing a box body, an upper cover and a sealing pad, thereby avoiding interference from dust and water drops, thereby achieving an effect of simple structure and adequate protection.

[0018] (3) The utility model supports the closed upper cover by means of a buffer on the inner wall of the box body. The front side of the upper cover is connected to the box body by means of a hook and a buckle. The buffer prevents the upper cover from bouncing up and down, thus avoiding collision between the upper cover and the box body and reducing vibration and noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the box structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the sealing gasket block of the utility model;

[0022] Figure 4 This is a front cross-sectional view of the sealing gasket of the utility model.

[0023] In the figure: 1, box body; 101, give way groove; 102, fixing flange; 103, bolt hole; 2, upper cover; 201, slot; 3, buckle; 4, hook; 5, pin; 6, buffer; 7, sealing gasket; 701, perforation; 702, groove; 703, lubricating oil groove; 704, connecting groove; 705, oil filling hole; 8, sealing plug. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figure 1-4 As shown, the utility model provides a technical solution: a winding motor protection box of an airport air conditioning ventilation duct winding vehicle, comprising a box body 1 and an upper cover 2, the bottom of the box body 1 is open, and a circle of fixed flange 102 is arranged at the bottom of the inner wall of the box body 1, and bolt holes 103 are arranged on the fixed flange 102, and buckles 3 and hooks 4 are arranged on the front of the box body 1 and the upper cover 2 respectively;

[0026] A pin shaft 5 is horizontally fixedly connected at positions near the top of the back of both sides of the box body 1, and an L-shaped card slot 201 with one end of the front side bent downward is provided at positions near the back of both sides of the upper cover 2. The card slot 201 is movably connected with the pin shaft 5, and the upper cover 2 is movably hinged with the box body 1 through the card slot 201 and the pin shaft 5;

[0027] Buffers 6 are vertically arranged at positions near the back of both sides of the inner wall of the box body 1. The buffers 6 are located in front of the pin 5 and the upper ends are supported on the top of the inner wall of the upper cover 2.

[0028] A clearance groove 101 corresponding to the output shaft of the winding motor is provided on one side of the box body 1, and a sealing pad 7 is movably engaged in the clearance groove 101. The sealing pad 7 is a corrosion-resistant rubber block, which has toughness and is easy to install. At the same time, it can seal the clearance groove 101 to prevent dust and water droplets from entering. The bottom of the clearance groove 101 is open, and the side surface of the sealing pad 7 corresponding to the inner wall of the clearance groove 101 is provided with a groove 702 engaged with the box body 1, and the sealing pad 7 is provided with a through hole 701 corresponding to the output shaft of the winding motor;

[0029] The inner wall of the through hole 701 is provided with multiple circles of lubricating oil grooves 703 along the axial direction, and the bottom of the inner wall of the through hole 701 is provided with a connecting groove 704 along the axial direction and connected with the multiple circles of lubricating oil grooves 703. The top of the sealing gasket 7 is vertically provided with an oil filling hole 705 connected with the lubricating oil groove 703. The top of the sealing gasket 7 is provided with a sealing plug 8 movably inserted in the oil filling hole 705. The side of the sealing gasket 7 corresponding to the oil filling hole 705 is located inside the box body 1.

[0030] Open the sealing plug 8 and add lubricating oil through the oil filling hole 705. When the output shaft of the winding motor rotates, the lubricating oil can lubricate the surface of the output shaft of the winding motor through multiple circles of lubricating oil grooves 703 and connecting grooves 704, thereby reducing the friction between the output shaft of the winding motor and the sealing gasket 7.

[0031] Working principle:

[0032] When installing and fixing the box body 1 for the first time, apply lubricating oil to the surface of the output shaft of the winding motor, and the sealing gasket 7 is sleeved on the surface of the output shaft of the winding motor through the through hole 701. The clearance groove 101 of the box body 1 is aligned with the groove 702 of the sealing gasket 7, and it is installed on the frame of the airport air conditioning ventilation pipe winding vehicle from top to bottom, and it can be installed and fixed through the bolt hole 103 and the bolt;

[0033] When installing the upper cover 2, flip the upper cover 2 upward, align the card slot 201 with the pin 5 and move it forward to the upper cover 2, and then the upper cover 2 can be clamped on the pin 5. Flip the upper cover 2 downward to cover the box body 1, and hook the hook 4 through the buckle 3. The buffer 6 is compressed and supported on the top of the inner wall of the upper cover 2 to prevent the upper cover 2 from jumping up and down to generate impact and noise;

[0034] When removing the upper cover 2, it is only necessary to open the buckle 3 and separate it from the hook 4, flip the front of the upper cover 2 upwards, and after the front of the upper cover 2 is separated from the front of the box body 1, push it backward to separate the pin shaft 5 from the card slot 201, so that the upper cover 2 can be quickly removed by flipping a small angle. After removing the upper cover 2, the winding motor and the controller are not blocked by the upper cover 2, which is convenient for cutting off the circuit of the controller and the winding motor, and is very convenient to use.

[0035] It should be noted that, in this article, terms such as "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0036] 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. The winding motor protection box of the airport air conditioning ventilation pipe winding car is characterized by: It comprises a box body (1) and an upper cover (2), wherein the front surfaces of the box body (1) and the upper cover (2) are respectively provided with a buckle (3) and a hook (4); Pins (5) are horizontally fixedly connected at positions near the top of the back of both sides of the box body (1); L-shaped slots (201) with one end of the front side bent downward are provided at positions near the back of both sides of the upper cover (2); the slots (201) are movably engaged with the pins (5); and the upper cover (2) is movably hinged to the box body (1) via the slots (201) and the pins (5); Buffers (6) are vertically arranged at positions close to the back of both sides of the inner wall of the box body (1); the buffers (6) are located in front of the pin shaft (5) and the upper ends are supported on the top of the inner wall of the upper cover (2); A clearance groove (101) corresponding to the output shaft of the winding motor is provided on one side of the box body (1), a sealing pad (7) is movably engaged in the clearance groove (101), and a through hole (701) corresponding to the output shaft of the winding motor is provided on the sealing pad (7).

2. The winding motor protection box of the airport air conditioning ventilation duct winding vehicle according to claim 1 is characterized by: The bottom of the box body (1) is open, and a circle of fixed flange (102) is provided at the bottom of the inner wall of the box body (1), and bolt holes (103) are provided on the fixed flange (102).

3. The winding motor protection box of the airport air conditioning ventilation duct winding vehicle according to claim 1 is characterized by: The bottom of the clearance groove (101) is open, and the side surface of the sealing pad (7) corresponding to the inner wall of the clearance groove (101) is provided with a groove (702) for clamping with the box body (1).

4. The winding motor protection box of the airport air conditioning ventilation duct winding vehicle according to claim 1 is characterized by: The inner wall of the through hole (701) is provided with a plurality of circles of lubricating oil grooves (703) along the axial direction, and the bottom of the inner wall of the through hole (701) is provided with a connecting groove (704) along the axial direction and connecting the plurality of circles of lubricating oil grooves (703).

5. The winding motor protection box of the airport air conditioning ventilation duct winding vehicle according to claim 4 is characterized by: An oil filling hole (705) connected to the lubricating oil groove (703) is vertically arranged on the top of the sealing gasket block (7), and a sealing plug (8) movably inserted into the oil filling hole (705) is arranged on the top of the sealing gasket block (7).

6. The winding motor protection box of the airport air conditioning ventilation duct winding vehicle according to claim 5 is characterized by: The side of the sealing pad (7) corresponding to the oil filling hole (705) is located inside the box body (1).

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