Diesel engine cooling device

Abstract

The utility model relates to the technical field of diesel engines, and discloses a diesel engine cooling device which comprises a diesel engine body, a heat exchanger is fixedly installed on the front face of the diesel engine body, a cooling liquid box is fixedly installed at the top of the diesel engine body, and a liquid feeding pipe is fixedly installed on the front face of the cooling liquid box. The liquid feeding pipe and the heat exchanger are fixedly installed, a backflow pipe is fixedly installed on the front face of the cooling liquid box, the backflow pipe and the heat exchanger are fixedly installed, a dustproof mechanism is arranged on the front face of the heat exchanger, and a limiting mechanism is arranged in the dustproof mechanism. Through the arrangement of a dustproof net, dust can be blocked conveniently in the heat dissipation process, through the arrangement of a handle, two workers can rotate a connecting frame conveniently, so that a positioning seat can rotate conveniently, and under the cooperation of a rotating plate and a positioning baffle, the positioning seat can be limited conveniently, the connecting frame can be lifted conveniently, and the dustproof net can be disassembled and carried conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to diesel engine technical field, concretely is a diesel engine cooling device. BACKGROUND

[0002] The diesel engine is the engine that releases energy by burning diesel, and the diesel engine has the advantages of large torque and good economic performance. In the use of the diesel engine, a cooling device needs to be used to cool it.

[0003] According to the diesel engine cooling device (authorization announcement number: CN 220748384U) disclosed by the patent network, it is described that "the utility model discloses a diesel engine cooling device and relates to the field of diesel engines, comprising a diesel engine body, an oil filler neck and a cooling liquid tank are arranged on the upper end outer surface of the diesel engine body, the oil filler neck is located on one side of the cooling liquid tank, a fixing base is arranged on the lower end outer surface of the diesel engine body, and a heat exchanger is arranged on the outer surface of one side of the diesel engine body. The diesel engine cooling device has the fixing frame, which can facilitate the installation of the dustproof net plate during use, and the fixing bolt can be inserted into the limiting slot of the fixing frame to fix the dustproof net plate, so that the second magnetic sheet on the fixing bolt and the first magnetic sheet in the limiting slot can be quickly positioned magnetically. During use, the dustproof net plate can be quickly disassembled and assembled, which facilitates the cleaning of the dustproof net plate during long-term use and ensures the dustproof and heat dissipation effects of the dustproof net plate on the heat exchanger."

[0004] According to the above description, the applicant believes that the following problems exist:

[0005] During use, the fixing frame is arranged to facilitate the installation of the dustproof net plate, and the fixing bolt can be inserted into the limiting slot of the fixing frame to fix the dustproof net plate. However, in actual use, the dustproof net plate is attached to the fixing frame, so that it is inconvenient to disassemble and transport the dustproof net plate, and a large amount of dust can fall on the worker's body, increasing the difficulty of work. Therefore, a diesel engine cooling device needs to be improved to solve the above problems. Utility model content

[0006] The utility model aims at providing a diesel engine cooling device to solve the problems in the background art.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a diesel engine cooling device, including diesel engine body, the front surface fixed mounting of diesel engine body has heat exchanger, the top fixed mounting of diesel engine body has cooling liquid tank, the front surface fixed mounting of cooling liquid tank has liquid delivery pipe, liquid delivery pipe and heat exchanger fixed mounting, the front surface fixed mounting of cooling liquid tank has backflow pipe, backflow pipe and heat exchanger fixed mounting, the front surface of heat exchanger is provided with dustproof mechanism, the inside of dustproof mechanism is provided with limiting mechanism.

[0008] Preferably, the dustproof mechanism includes a positioning frame fixedly installed on the front surface of the heat exchanger, an extension plate fixedly installed at the bottom of the positioning frame, a rotating shaft rotatably installed in the extension plate, a positioning seat fixedly installed on the inner side of the rotating shaft, a positioning block slidably installed on the inner wall of the positioning seat, a connecting plate fixedly installed at the top of the positioning block, a connecting frame fixedly installed at the top of the connecting plate, a dust screen fixedly installed on the inner wall of the connecting frame, a handle fixedly installed on the outer side of the connecting frame, a rotating plate fixedly installed on the outer side of the rotating shaft, and a positioning baffle fixedly installed on the outer side of the extension plate.

[0009] Preferably, a through groove is formed in the positioning frame, and the handle is movably installed in the through groove, facilitating the movement of the handle.

[0010] Preferably, the limiting mechanism includes a first bevel gear rotatably installed in the positioning frame, a second bevel gear meshing with the outer part of the first bevel gear, the second bevel gear being rotatably installed with the positioning frame, a hand wheel fixedly installed at one end of the second bevel gear, a threaded column fixedly installed at the top of the first bevel gear, the threaded column being rotatably installed with the positioning frame, a threaded plate threadedly installed on the outer part of the threaded column, the threaded plate being slidably installed with the positioning frame, a sliding plate fixedly installed at the top of the threaded plate, a lifting plate fixedly installed at the top of the sliding plate, and a plug column fixedly installed at the bottom of the lifting plate, facilitating the limiting of the connecting frame.

[0011] Preferably, a through groove is formed in the positioning frame at a position corresponding to the sliding plate, and the sliding plate is slidably installed in the through groove, facilitating the lifting of the sliding plate.

[0012] Preferably, a groove is formed in the connecting frame at a position corresponding to the plug column, and the plug column is slidably installed in the groove, facilitating the limiting of the connecting frame.

[0013] Compared with the prior art, the utility model provides a diesel engine cooling device, which has the following beneficial effects:

[0014] 1. The diesel engine cooling device, through the setting of the dustproof mechanism, in the use process, through the setting of the dust screen, facilitate in the heat dissipation process The dust is blocked, the limiting work of the connecting frame is removed, the handle is set, two workers are convenient for rotating the connecting frame, so that the positioning seat is rotated, and the positioning seat is limited under the cooperation of the rotating plate and the positioning baffle, The connecting frame is lifted, the dust screen is convenient for dismounting and carrying, avoiding the contact between the worker and the dust screen, convenient for subsequent cleaning of the dust screen, the positioning block is set, and the subsequent positioning work of the connecting frame is convenient.

[0015] 2. The diesel engine cooling device, through the setting of the limiting mechanism, in the use process, through the rotating handle, the second bevel gear and the first bevel gear are rotated, so that the threaded plate, the sliding plate and the lifting plate are moved upwards, the insertion column is away from the connecting frame, the limiting work of the connecting frame is conveniently and quickly removed, and the handle is conveniently held, the connecting frame is rotated and dismounted. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiment description, obviously, the drawings in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, other drawings can be obtained according to these drawings:

[0017] Fig. 1 It is the front structure schematic diagram of the utility model;

[0018] Fig. 2 It is the positioning block position relation schematic diagram of the utility model;

[0019] Fig. 3 It is the shaft position relation schematic diagram of the utility model;

[0020] Fig. 4 It is the limiting mechanism position relation schematic diagram of the utility model;

[0021] Fig. 5 It is the threaded column position relation schematic diagram of the utility model.

[0022] In the figure: 1, diesel engine body; 2, heat exchanger; 3, coolant tank; 4, liquid delivery pipe; 5, return pipe; 6, dustproof mechanism; 601, positioning frame; 602, extension plate; 603, rotating shaft; 604, positioning seat; 605, positioning block; 606, connecting plate; 607, connecting frame; 608, dust screen; 609, handle; 610, rotating plate; 611, positioning baffle; 7, limiting mechanism; 701, first bevel gear; 702, second bevel gear; 703, hand wheel; 704, threaded column; 705, threaded plate; 706, sliding plate; 707, lifting plate; 708, insertion column. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the 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 work fall within the scope of protection of the present application.

[0024] In the present application, unless explicitly defined and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood broadly, for example, can be fixed connection, or detachable connection, or integrated; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0025] Embodiment one:

[0026] Please refer to Figs. 1-3 The present application provides a technical scheme: a diesel engine cooling device, comprising a diesel engine body 1, the front of the diesel engine body 1 is fixedly installed with a heat exchanger 2, the top of the diesel engine body 1 is fixedly installed with a coolant tank 3, the front of the coolant tank 3 is fixedly installed with a liquid delivery pipe 4, the liquid delivery pipe 4 is fixedly installed with the heat exchanger 2, the front of the coolant tank 3 is fixedly installed with a return pipe 5, the return pipe 5 is fixedly installed with the heat exchanger 2, the front of the heat exchanger 2 is provided with a dustproof mechanism 6, and the inside of the dustproof mechanism 6 is provided with a limiting mechanism 7.

[0027] Further, the dustproof mechanism 6 comprises a positioning frame 601 fixedly installed on the front face of the heat exchanger 2, the bottom of the positioning frame 601 is fixedly installed with an extension plate 602, the inner portion of the extension plate 602 is rotatably installed with a rotating shaft 603, the inner side of the rotating shaft 603 is fixedly installed with a positioning seat 604, the inner wall of the positioning seat 604 is slidably installed with a positioning block 605, the top of the positioning block 605 is fixedly installed with a connecting plate 606, the top of the connecting plate 606 is fixedly installed with a connecting frame 607, the inner wall of the connecting frame 607 is fixedly installed with a dust screen 608, the outer side of the connecting frame 607 is fixedly installed with a handle 609, the outer side of the rotating shaft 603 is fixedly installed with a rotating plate 610, and the outer side of the extension plate 602 is fixedly installed with a positioning baffle 611, so as to facilitate the blocking work of dust and the dismounting and positioning of the dust screen 608.

[0028] Further, the inner portion of the positioning frame 601 is provided with a through groove, and the handle 609 is movably installed in the through groove, so as to facilitate the movement of the handle 609.

[0029] Embodiment two:

[0030] Please refer to Figs. 4-5 , and further get, the limiting mechanism 7 comprises a first bevel gear 701 rotatably installed in the inner portion of the positioning frame 601, the outer portion of the first bevel gear 701 is engaged with a second bevel gear 702, the second bevel gear 702 is rotatably installed with the positioning frame 601, one end of the second bevel gear 702 is fixedly installed with a hand wheel 703, the top of the first bevel gear 701 is fixedly installed with a threaded column 704, the threaded column 704 is rotatably installed with the positioning frame 601, the outer portion of the threaded column 704 is threadedly installed with a threaded plate 705, the threaded plate 705 is slidably installed with the positioning frame 601, the top of the threaded plate 705 is fixedly installed with a sliding plate 706, the top of the sliding plate 706 is fixedly installed with a lifting plate 707, and the bottom of the lifting plate 707 is fixedly installed with a plug column 708, so as to facilitate the limiting work of the connecting frame 607.

[0031] Further, the inner portion of the positioning frame 601 is provided with a through groove corresponding to the position of the sliding plate 706, and the sliding plate 706 is slidably installed in the through groove, so as to facilitate the lifting work of the sliding plate 706.

[0032] Further, the inner portion of the connecting frame 607 is provided with a groove corresponding to the position of the plug column 708, and the plug column 708 is slidably installed in the groove, so as to facilitate the limiting work of the connecting frame 607.

[0033] In actual operation, when the device is in use, the diesel engine body 1 is cooled through the heat exchanger 2, the cooling liquid tank 3, the liquid feeding pipe 4 and the return pipe 5, and dust is blocked under the cooperation of the dust screen 608. When the dust screen 608 needs to be cleaned, the second bevel gear 702 is rotated with the first bevel gear 701 through the rotating handle 703, the threaded plate 705 externally threaded with the threaded column 704 is moved upwards, the sliding plate 706 and the lifting plate 707 are moved upwards, the insertion column 708 is away from the connecting frame 607, so that the limiting of the connecting frame 607 is released, two workers hold the handles 609 and rotate the connecting frame 607, the positioning seat 604 is rotated with the rotating shaft 603, the rotating plate 610 is blocked under the cooperation of the positioning baffle 611, the connecting frame 607 is lifted, and the carrying work of the connecting frame 607 is carried out, after the dust screen 608 is cleaned, the positioning of the connecting plate 606 and the connecting frame 607 is completed by sliding the positioning block 605 on the inner wall of the positioning seat 604, the connecting frame 607 is rotated, the back of the connecting frame 607 is in contact with the positioning frame 601, and the subsequent limiting work of the connecting frame 607 is carried out.

[0034] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. A cooling device for a diesel engine, comprising a diesel engine body (1), characterized by: The front of diesel engine body (1) is fixedly installed with heat exchanger (2), the top of diesel engine body (1) is fixedly installed with cooling liquid tank (3), the front of cooling liquid tank (3) is fixedly installed with liquid sending pipe (4), liquid sending pipe (4) is fixedly installed with heat exchanger (2), the front of cooling liquid tank (3) is fixedly installed with backflow pipe (5), backflow pipe (5) is fixedly installed with heat exchanger (2), the front of heat exchanger (2) is provided with dustproof mechanism (6), the inside of dustproof mechanism (6) is provided with limiting mechanism (7). The limiting mechanism (7) includes a first bevel gear (701), the first bevel gear (701) is rotatably installed in the inside of the positioning frame (601), the outside of the first bevel gear (701) is engaged with a second bevel gear (702), the second bevel gear (702) is rotatably installed with the positioning frame (601), one end of the second bevel gear (702) is fixedly installed with a hand wheel (703), the top of the first bevel gear (701) is fixedly installed with a threaded column (704), the threaded column (704) is rotatably installed with the positioning frame (601), the outside of the threaded column (704) is threadedly installed with a threaded plate (705), the threaded plate (705) is slidably installed with the positioning frame (601), the top of the threaded plate (705) is fixedly installed with a sliding plate (706), the top of the sliding plate (706) is fixedly installed with a lifting plate (707), the bottom of the lifting plate (707) is fixedly installed with a plug column (708).

2. A cooling arrangement for a diesel engine according to claim 1, characterised in that: The dustproof mechanism (6) includes a positioning frame (601), the positioning frame (601) is fixedly installed on the front of the heat exchanger (2), the bottom of the positioning frame (601) is fixedly installed with an extension plate (602), the inside of the extension plate (602) is rotatably installed with a rotating shaft (603), the inner side of the rotating shaft (603) is fixedly installed with a positioning seat (604), the inner wall of the positioning seat (604) is slidably installed with a positioning block (605), the top of the positioning block (605) is fixedly installed with a connecting plate (606), the top of the connecting plate (606) is fixedly installed with a connecting frame (607), the inner wall of the connecting frame (607) is fixedly installed with a dustproof net (608), the outer side of the connecting frame (607) is fixedly installed with a handle (609), the outer side of the rotating shaft (603) is fixedly installed with a rotating plate (610), the outer side of the extension plate (602) is fixedly installed with a positioning baffle (611).

3. A cooling arrangement for a diesel engine according to claim 2, characterised in that: The inside of the positioning frame (601) is provided with a through groove, and the handle (609) is movably installed in the through groove.

4. A cooling arrangement for a diesel engine according to claim 1, characterised in that: The inside of the positioning frame (601) is provided with a through groove at a position corresponding to the sliding plate (706), and the sliding plate (706) is slidably installed in the through groove.

5. A cooling arrangement for a diesel engine according to claim 2, characterised in that: The inside of the connecting frame (607) is provided with a groove at a position corresponding to the plug column (708), and the plug column (708) is slidably installed in the groove.

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