Heat dissipation type explosion-proof electrical control cabinet

Abstract

The utility model discloses a heat dissipation type explosion-proof electrical control cabinet, which comprises a cabinet body, a heat dissipation mechanism is arranged in the cabinet body, the heat dissipation mechanism comprises a bull gear, a motor, a linkage rod, an oscillating rod, a pinion, a mounting cover and a heat dissipation fan, the heat dissipation fan is mounted on the mounting cover, a clamping mechanism is arranged at the bottom end of the oscillating rod, and the pinion is connected with the bull gear. The clamping mechanism comprises a clamping sleeve, push rods, clamping blocks, pressing plates, pressing sleeves, inserting rods, clamping grooves and limiting mechanisms, the clamping sleeve is installed at the bottom end of the swing rod, the push rods are slidably arranged on the clamping sleeve, the clamping blocks are installed at the bottom ends of the push rods, and the pressing plates are rotatably installed on the clamping sleeve. The tooth socket slides on the outer wall of the clamping sleeve, the insertion rod is installed on the installation cover, the clamping groove is formed in the outer wall of the insertion rod, and the multiple sets of push rods and the clamping block form an elastic clamping structure under the action of the compression spring and are matched with the rotary pressing function of the pressing plate under the action of the push spring, so that stable connection of the heat dissipation fan installation cover is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial production technical field more specifically, it relates to a heat dissipation type explosion -proof electrical control cabinet. BACKGROUND

[0002] In the industrial production environment, especially in the place where flammable and explosive danger exists, the safe operation of the electrical control cabinet is very important, the traditional electrical control cabinet will produce a large amount of heat in the long-term operation process, and the existing heat dissipation design is often limited to single-direction ventilation and heat dissipation, which leads to the heat accumulation in some areas inside the cabinet body, this one-way heat dissipation mode not only reduces the heat dissipation efficiency, but also may cause the internal components to be damaged due to the excessively high temperature, which seriously affects the service life and operation safety of the equipment.

[0003] In the chemical plant, oil and gas station and other places with strict explosion-proof requirements, the maintenance and repair work of the electrical control cabinet needs to pay special attention to safety and convenience, however, the current electrical control cabinets on the market have common deficiencies in the installation design of the heat dissipation assembly, the maintenance personnel need to use professional tools for disassembly and assembly when replacing or cleaning the heat dissipation components, which not only prolongs the maintenance time, but also increases the operation risk, this design defect is particularly not conducive to quick response and processing in emergency situations, which may affect the normal operation of the entire production system. CONTENT OF THE UTILITY MODEL

[0004] (I) Technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides a heat dissipation type explosion-proof electrical control cabinet to solve the technical problem that the maintenance personnel need to use professional tools for disassembly and assembly when replacing or cleaning the heat dissipation components.

[0006] (II) Technical scheme

[0007] To achieve the above object, the utility model provides following technical scheme: A heat dissipation type explosion -proof electrical control cabinet, including the cabinet, the cabinet is provided with heat dissipation mechanism, the heat dissipation mechanism includes big gear, motor, linkage rod, swing rod, pinion, mounting cover and heat dissipation fan, the big gear is installed in the cabinet, the motor is installed in the cabinet top and the output end rotation is connected big gear, the linkage rod is installed in the motor output, the swing rod is installed in the linkage rod top, the pinion is installed in swing rod top and is engaged with big gear, the mounting cover is set up in swing rod bottom, the heat dissipation fan is installed on the mounting cover, the swing rod bottom is provided with the clamping mechanism, the clamping mechanism includes clamping sleeve, push rod, clamping block, pressing plate, pressure sleeve, plug rod, card slot and limiting mechanism, the clamping sleeve is installed in swing rod bottom, the push rod is provided with multiple groups and is slid on the clamping sleeve, the clamping block is installed in the bottom of multiple push rods, the pressing plate is provided with multiple groups and is rotatably installed on the clamping sleeve, the toothed sleeve is slid on the outer wall of the clamping sleeve, the plug rod is installed on the mounting cover, the card slot is provided on the outer wall of the plug rod.

[0008] The utility model further sets up that the cabinet is equipped with support frame, the support frame is installed in the cabinet, the universal ball is movably equipped on the support frame, the universal ball is fixedly connected with swing rod, and the multidirectional rotation characteristics of universal ball ensure that swing rod is more stable in the movement process, and reduces mechanical wear.

[0009] The utility model further sets up that the cabinet top is equipped with the air hole, and the dust screen is installed on the cabinet top surface, realizes the heat rapid discharge, effectively blocks the outside dust and enters, and protects the internal component.

[0010] The utility model further sets up that the push rod top of multiple groups is connected with the outer wall of clamping sleeve and is equipped with the compression spring, ensures that the push rod has good resilience, and improves the reliability of clamping structure.

[0011] The utility model further sets up that the cabinet is rotatably installed with the cabinet door, and the observation window is equipped on the cabinet door, is convenient for observing the internal operation state, and guarantees the convenience of maintenance and overhaul.

[0012] The utility model further sets up that the push spring is connected between the inside of multiple pressing plates and clamping sleeve, after abutting to the pressing plate, it is convenient to elastically push the pressing plate and rotate outward.

[0013] The utility model further sets up that the plug rod top is equipped with the locating block, the locating slot is seted up in the clamping sleeve, the locating block and locating slot are all set up as polygon, guarantee accurate positioning in the installation process, prevent misplacement installation.

[0014] The utility model further sets up, the limiting mechanism includes rotating sleeve, support, slide hole and arc rod, rotating sleeve rotation is installed in the outer wall of joint sleeve, support is provided with multiple groups installation in rotating sleeve outer wall, slide hole is provided with multiple groups distribution on multiple support, arc rod is provided with multiple groups installation in pressure cover outer wall.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a heat dissipation type explosion -proof electrical control cabinet has the following beneficial effects:

[0017] 1, the heat dissipation mechanism is driven by motor and swing lever and swing lever top end pinion and gear meshing form stable transmission, so that the installation cover of installing at the bottom of swing lever can drive heat dissipation fan to swing heat dissipation in a large range, and the universal ball set up on the support frame is fixedly connected with the swing lever, which ensures the stability of the swing process, and the design of the vent hole and the dust screen at the top of the cabinet body ensures the heat dissipation effect and prevents dust from entering, thereby solving the problem of heat accumulation caused by single direction heat dissipation in the prior art.

[0018] 2, the joint mechanism adopts the mode that joint sleeve cooperates with insertion rod, and a plurality of push rods form an elastic clamping structure with the clamping block under the action of compression spring, and the rotating compression function of the pressing plate under the action of the push spring, realizing the stable connection of the heat dissipation fan installation cover, and simultaneously, the polygon positioning block at the top of the insertion rod cooperates with the positioning groove in the joint sleeve, ensuring accurate positioning during installation, and the sliding design of the pressure cover can realize the rapid release of the push rod by controlling the rotation of the pressing plate, making the disassembly and assembly process of the heat dissipation fan more convenient and efficient, effectively solving the problem of complicated disassembly and assembly of the heat dissipation assembly in the prior art.

[0019] 3, the limiting mechanism is provided with rotating sleeve on the outer wall of the joint sleeve, and the slide hole on the plurality of support rods and the arc rod on the outer wall of the pressure cover are slidably connected, forming a reliable limiting structure, when the heat dissipation fan is installed, rotating the rotating sleeve drives the support rod to rotate, so that the slide hole and the arc rod form a plug-in connection, thereby effectively limiting the pressure cover, preventing the pressure cover from sliding accidentally during use, further improving the safety and reliability of the whole device, and ensuring the stability of the heat dissipation fan during work. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic drawing of a heat dissipation type explosion -proof electrical control cabinet in the utility model;

[0021] Figure 2 It is the structure schematic drawing of the cabinet body in the utility model;

[0022] Figure 3 It is the structure schematic drawing of the heat dissipation mechanism in the utility model;

[0023] Figure 4 It is the structure schematic view of split state of installation cover in the utility model;

[0024] Figure 5 It is the sectional structure schematic view of the clamping mechanism in the utility model.

[0025] In the figure: 1, cabinet body; 2, large gear; 3, motor; 4, linkage rod; 5, swing rod; 6, small gear; 7, installation cover; 8, cooling fan; 9, clamping sleeve; 10, push rod; 11, clamping block; 12, pressing plate; 13, pressing sleeve; 14, insertion rod; 15, clamping groove; 16, support frame; 17, universal ball; 18, air hole; 19, dust screen; 20, compression spring; 21, cabinet door; 22, observation window; 23, push spring; 24, positioning block; 25, positioning groove; 26, rotating sleeve; 27, support rod; 28, sliding hole; 29, arc-shaped rod. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0028] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravitational direction; similarly, for the convenience of understanding and description, "left, right" are generally with respect to the left and right shown in the drawings; "inner, outer" refer to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0029] Please refer to Figures 1-5The utility model relates to a heat dissipation type explosion -proof electrical control cabinet, including cabinet 1, be provided with heat dissipation mechanism in cabinet 1, and heat dissipation mechanism includes big gear 2, motor 3, linkage rod 4, swing rod 5, pinion 6, mounting cover 7 and heat dissipation fan 8, big gear 2 is installed in cabinet 1, and motor 3 is installed in the top of cabinet 1 and the output end rotation connects big gear 2, linkage rod 4 is installed in the output end of motor 3, swing rod 5 is installed in the top end of linkage rod 4, pinion 6 is installed in the top end of swing rod 5 and is engaged with big gear 2, and mounting cover 7 is set up at the bottom end of swing rod 5, and heat dissipation fan 8 is installed on mounting cover 7, and the bottom end of swing rod 5 is provided with clamping mechanism, and clamping mechanism includes clamping sleeve 9, push rod 10, clamping block 11, pressing plate 12, pressing sleeve 13, plug rod 14, clamping groove 15 and limiting mechanism, clamping sleeve 9 is installed at the bottom end of swing rod 5, and push rod 10 is provided with multiple groups of sliding on clamping sleeve 9, clamping block 11 is installed at the bottom end of multiple push rod 10, pressing plate 12 is provided with multiple groups of rotationally installed on clamping sleeve 9, and the sleeve slides on the outer wall of clamping sleeve 9, plug rod 14 is installed on mounting cover 7, and clamping groove 15 is set up on the outer wall of plug rod 14.

[0030] Support frame 16 is arranged in cabinet 1, the support frame 16 is installed in cabinet 1, and universal ball 17 is movably arranged on the support frame 16, the universal ball 17 is fixedly connected with the swing rod 5, and the swing rod 5 is provided with an active support point.

[0031] Vent hole 18 is formed in the top end of cabinet 1, and dust screen 19 is arranged on the top surface of cabinet 1, the vent hole 18 provides an air flow space, and the dust screen 19 blocks dust.

[0032] Spring 20 is arranged between the top end of multiple push rod 10 and the outer wall of clamping sleeve 9, forming an elastic reset structure.

[0033] Cabinet door 21 is rotatably arranged on cabinet 1, and observation window 22 is arranged on the cabinet door 21, so that the internal running state can be observed.

[0034] Push spring 23 is arranged between the inner side of multiple pressing plate 12 and clamping sleeve 9, forming an elastic reset mechanism.

[0035] Positioning block 24 is arranged at the top end of plug rod 14, positioning groove 25 is formed in clamping sleeve 9, and the positioning block 24 and the positioning groove 25 are both polygonal, so that accurate positioning during installation is ensured.

[0036] In this embodiment, the motor 3 is started, and after the motor 3 is started, the output end drives the connecting rod 4 to rotate, the connecting rod 4 drives the swing rod 5 to swing, the small gear 6 at the top end of the swing rod 5 is engaged with the large gear 2, forming transmission, the mounting cover 7 installed at the bottom end of the swing rod 5 drives the cooling fan 8 to swing, the cooling fan 8 can be cooled in a large range during the swinging process. The universal ball 17 makes the movement of the swing rod 5 more stable and smooth, the air hole 18 at the top end and the dust screen 19 ensure the cooling effect while preventing dust from entering, when it is needed to disassemble the cooling fan 8, the limiting mechanism is released to limit the pressing sleeve 13, the pressing sleeve 13 is pushed to slide to release the abutment of the plurality of pressing plates 12, so that the pressing plate 12 is pushed outward by the push spring 23 to rotate along the clamping sleeve 9, thereby releasing the abutment of the push rod 10, the push rod 10 is elastically reset by the compression spring 20 to push the push rod 10 to drive the clamping block 11 to move outward, so that the clamping block 11 is separated from the clamping groove 15, the clamping of the inserting rod 14 is released, and then the inserting rod 14 is pulled out of the clamping sleeve 9, the disassembly of the mounting cover 7 is completed, when it is needed to install, the inserting rod 14 is precisely inserted by the positioning block 24 and the positioning groove 25, then the pressing sleeve 13 is reversely slid to abut the plurality of pressing plates 12, so that the pressing plate 12 rotates along the clamping sleeve 9 and abuts the top end of the push rod 10, the push rod 10 is pressed and the compression spring 20 and the push spring 23 are extruded, the push rod 10 pushes the clamping block 11 to be clamped in the clamping groove 15, and finally the limiting mechanism is used to limit the pressing sleeve 13, and the installation of the mounting cover 7 is completed.

[0037] Please refer to Figures 4-5 , as an embodiment of the limiting mechanism: the limiting mechanism comprises a rotating sleeve 26, a support rod 27, a sliding hole 28 and an arc-shaped rod 29, the rotating sleeve 26 is rotatably installed on the outer wall of the clamping sleeve 9, the support rod 27 is provided with a plurality of groups of installation on the outer wall of the rotating sleeve 26, the sliding hole 28 is provided with a plurality of groups of distribution on the plurality of support rods 27, and the arc-shaped rod 29 is provided with a plurality of groups of installation on the outer wall of the pressing sleeve 13.

[0038] More specifically, after the clamping of the inserting rod 14 is completed, the rotating sleeve 26 drives the plurality of support rods 27 to rotate, so that the sliding hole 28 provided on the support rod 27 is inserted with the plurality of arc-shaped rods 29, so that the arc-shaped rod 29 slides in the sliding hole 28 to slide and limit the pressing sleeve 13, and the limiting of the pressing sleeve 13 is completed.

[0039] In summary, the overall device in use or operation: start motor 3, motor 3 starts, through the output end drive linkage rod 4 rotation, linkage rod 4 drive swing rod 5 swing movement, swing rod 5 top pinion 6 and gear 2 meshing, forming transmission, swing rod 5 bottom end installed cover 7 drive cooling fan 8 swing, cooling fan 8 in the swing process can be carried out in a wide range of heat dissipation inside the cabinet 1, the setting of the universal ball 17 makes the movement of swing rod 5 more stable and smooth, the top of the air hole 18 and the dust screen 19 ensure that the heat dissipation effect prevents dust from entering, when the cooling fan 8 needs to be disassembled, the limiting mechanism is removed to limit the pressure sleeve 13, the pressure sleeve 13 is pushed to slide and remove the abutment of the plurality of pressure plates 12, so that the pressure plate 12 is pushed outward by the push spring 23 to rotate along the clamping sleeve 9, thereby removing the abutment of the push rod 10, the push rod 10 is pushed by the elastic reset of the compression spring 20, the push rod 10 drives the clamping block 11 to move outward, so that the clamping block 11 is disengaged from the clamping groove 15, the clamping sleeve 9 is pulled out, and the disassembly of the mounting cover 7 is completed, when installation is required, the positioning block 24 and the positioning groove 25 are used to accurately insert the insertion rod 14, then the pressure sleeve 13 is slid in the opposite direction to abut the plurality of pressure plates 12, so that the pressure plate 12 rotates along the clamping sleeve 9 and abuts the top of the push rod 10, the push rod 10 is pressed and the compression spring 20 and the push spring 23 are squeezed, the push rod 10 pushes the clamping block 11 to engage in the clamping groove 15, and finally the limiting mechanism is used to limit the pressure sleeve 13, and the installation of the mounting cover 7 is completed.

[0040] When the clamping of the insertion rod 14 is completed, the rotating sleeve 26 is rotated to drive a plurality of support rods 27 to rotate, so that the sliding hole 28 provided on the support rod 27 is inserted with a plurality of arc-shaped rods 29, so that the arc-shaped rod 29 slides in the sliding hole 28 to slide and limit the pressure sleeve 13, and the limiting of the pressure sleeve 13 is completed.

[0041] In all the schemes mentioned above, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one, and the welding is preferred for the fixed connection mentioned above, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A heat-dissipating explosion-proof electrical control cabinet comprising a cabinet body (1), characterized in that: The cabinet (1) is provided with a heat dissipation mechanism, the heat dissipation mechanism includes a large gear (2), a motor (3), a connecting rod (4), a swing rod (5), a small gear (6), a mounting cover (7) and a heat dissipation fan (8), the large gear (2) is installed in the cabinet (1), the motor (3) is installed on the top surface of the cabinet (1) and the output end is rotatably connected with the large gear (2), the connecting rod (4) is installed on the output end of the motor (3), the swing rod (5) is installed on the top end of the connecting rod (4), the small gear (6) is installed on the top end of the swing rod (5) and is engaged with the large gear (2), the mounting cover (7) is arranged at the bottom end of the swing rod (5), the heat dissipation fan (8) is installed on the mounting cover (7), the bottom end of the swing rod (5) is provided with a clamping mechanism, the clamping mechanism includes a clamping sleeve (9), a push rod (10), a clamping block (11), a pressing plate (12), a pressing sleeve (13), a plug rod (14), a clamping groove (15) and a limiting mechanism, the clamping sleeve (9) is installed at the bottom end of the swing rod (5), the push rod (10) is provided with a plurality of groups of sliding on the clamping sleeve (9), the clamping block (11) is installed at the bottom end of the plurality of groups of push rods (10), the pressing plate (12) is provided with a plurality of groups of rotatably installed on the clamping sleeve (9), the sleeve slides on the outer wall of the clamping sleeve (9), the plug rod (14) is installed on the mounting cover (7), and the clamping groove (15) is arranged on the outer wall of the plug rod (14).

2. The heat-dissipating type explosion-proof electrical control cabinet according to claim 1, characterized in that: The cabinet (1) is provided with a support frame (16), the support frame (16) is installed in the cabinet (1), and the support frame (16) is movably provided with a universal ball (17), the universal ball (17) is fixedly connected with the swing rod (5).

3. The heat-dissipating type explosion-proof electrical control cabinet according to claim 2, characterized in that: The top end of the cabinet (1) is provided with a ventilation hole (18), and the top surface of the cabinet (1) is provided with a dust screen (19).

4. The heat-dissipating type explosion-proof electrical control cabinet according to claim 3, characterized in that the plurality of groups of The top end of the push rod (10) and the outer wall of the clamping sleeve (9) are connected and provided with a compression spring (20).

5. The heat-dissipating type explosion-proof electrical control cabinet according to claim 4, characterized in that: The cabinet (1) is rotatably provided with a cabinet door (21), and the cabinet door (21) is provided with an observation window (22).

6. The heat-dissipating type explosion-proof electrical control cabinet according to claim 5, characterized in that: The inner side of the plurality of groups of pressing plates (12) and the clamping sleeve (9) are connected and provided with a push spring (23).

7. The heat-dissipating type explosion-proof electrical control cabinet according to claim 6, characterized in that: The top end of the plug rod (14) is provided with a positioning block (24), the clamping sleeve (9) is provided with a positioning groove (25), and the positioning block (24) and the positioning groove (25) are both polygonal.

8. The heat-dissipating type explosion-proof electrical control cabinet according to claim 7, characterized in that: The limiting mechanism includes a rotating sleeve (26), a supporting rod (27), a sliding hole (28) and an arc-shaped rod (29), the rotating sleeve (26) is rotatably installed on the outer wall of the clamping sleeve (9), the supporting rod (27) is provided with a plurality of groups of installation on the outer wall of the rotating sleeve (26), the sliding hole (28) is provided with a plurality of groups of distribution on the plurality of groups of supporting rods (27), and the arc-shaped rod (29) is provided with a plurality of groups of installation on the outer wall of the pressing sleeve (13).

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