CN219587864U

CN219587864U - Ventilation equipment for coal mining

Info

Publication number: CN219587864U
Application number: CN202320328415.6U
Authority: CN
Inventors: 王夏南; 蔚亮亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-08-25
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a ventilation device for coal mining, which comprises a mounting frame, wherein a connecting frame is arranged on the inner wall of the mounting frame in a penetrating way, a filter screen is arranged on the inner wall of the connecting frame, a positioning mechanism is arranged inside the connecting frame and comprises two positioning rods, two connecting holes are formed in the connecting frame, the outer walls of the two positioning rods are respectively connected with the inner walls of the connecting holes in a penetrating way in a movable way, two positioning holes are formed in the inner wall of the mounting frame, the end parts of the two positioning rods are respectively connected with the inner walls of the two positioning holes in a penetrating way in a movable way, and an extrusion mechanism is arranged between the two positioning rods. According to the utility model, the connecting holes, the positioning holes and the positioning rods are arranged, and the two positioning rods can penetrate through the connecting holes and are inserted into the corresponding positioning holes through the cooperation of the extrusion mechanisms, so that the connecting frame can be positioned in the mounting frame, and the positioning rods can be pulled out of the positioning holes only by unlocking the extrusion mechanisms when the filter screen is detached, thereby improving the convenience of the disassembly of the filter screen.

Description

Ventilation equipment for coal mining

Technical Field

The utility model relates to the technical field of coal mining ventilation, in particular to ventilation equipment for coal mining.

Background

In the coal-winning workshop, need carry out ventilation treatment to the workshop, increase the ventilation efficiency of workshop, guarantee the smoothness nature of workshop air, present ventilation equipment mostly all drives the flabellum through driving motor and rotates, thereby the air flow of acceleration workshop ventilates, can be provided with the filter screen at ventilation equipment's air intake, the dust in the air gets into in the ventilation equipment when avoiding the air inlet, so need regularly dismantle the clearance with the filter screen of ventilation equipment air intake, but present filter screen mostly all is through a plurality of bolt multiple spot location, need twist a plurality of bolts dismantlement when leading to dismantling, the step is loaded down with trivial details, for this reason, we propose a ventilation equipment for coal-winning.

Disclosure of Invention

The present utility model aims to provide a ventilation device for coal mining, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ventilation equipment for coal mining comprises a mounting frame, wherein a ventilation mechanism is arranged in the mounting frame, a connecting frame is arranged on the inner wall of the mounting frame in a penetrating manner, and a filter screen is arranged on the inner wall of the connecting frame;

a positioning mechanism is arranged in the connecting frame;

the positioning mechanism comprises two positioning rods, two connecting holes are formed in the connecting frame, the outer walls of the two positioning rods are respectively connected with the inner walls of the connecting holes in a movable penetrating mode, two positioning holes are formed in the inner wall of the mounting frame, the end portions of the two positioning rods are respectively connected with the inner walls of the two positioning holes in a movable penetrating mode, and an extrusion mechanism is arranged between the two positioning rods.

Preferably, the extrusion mechanism comprises a round platform block, a connecting cavity is formed between the two connecting holes, the round platform block is arranged in the connecting cavity, one end of each positioning rod is provided with a half ball head, and the outer walls of the two half ball heads are attached to the outer walls of the round platform block.

Preferably, the outer wall fixedly connected with two fixture blocks of link, two draw-in grooves have been seted up to the inner wall of installing frame, two the outer wall of fixture block respectively with the inner wall activity interlude connection of two draw-in grooves.

Preferably, the inner wall of the connecting cavity is provided with a movable hole, the inner wall of the movable hole is movably inserted and connected with a movable rod, the back of the movable rod is fixedly connected with the front of the round table block, and the front of the movable rod is fixedly connected with a pull plate.

Preferably, the outer wall of the movable rod is provided with an external thread groove, the inner wall of the movable hole is provided with an internal thread groove, and the outer wall of the external thread groove is connected with the outer wall of the internal thread groove in a meshed manner.

Preferably, the inner wall of the connecting hole is provided with a movable cavity, the inner wall of the movable cavity is slidably connected with a limiting ring, the limiting ring is fixedly sleeved on the outer wall of the positioning rod, one side of the limiting ring is provided with a spring, and the spring is sleeved on the outer wall of the positioning rod.

Preferably, the ventilation mechanism comprises fan blades, the inner wall of the installation frame is fixedly connected with a fixing frame, the inner wall of the fixing frame is fixedly connected with a driving motor, the output end of the driving motor is connected with the back face of the fan blades in a transmission manner, and the inner wall of the installation frame is fixedly connected with a screen in a penetrating manner.

Preferably, the outer wall of the mounting frame is fixedly connected with a plurality of fixing plates, and bolts are inserted into the front faces of the fixing plates.

The utility model has the technical effects and advantages that:

(1) According to the utility model, the connecting holes, the positioning holes and the positioning rods are arranged, and the two positioning rods can penetrate through the connecting holes and are inserted into the corresponding positioning holes through the matching of the extrusion mechanisms, so that the connecting frame can be positioned in the mounting frame, and the positioning rods can be pulled out of the positioning holes only by unlocking the extrusion mechanisms when the filter screen is detached, so that the convenience of the disassembly of the filter screen is improved;

(2) According to the utility model, the spring and the limiting ring are arranged, and the spring always extrudes the limiting ring under the elastic action of the spring, so that the positioning rod automatically moves to be separated from the positioning hole, thereby improving the convenience of the operation of the positioning rod and further improving the convenience of the disassembly of the filter screen.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of a cross-sectional view of a mounting frame of the present utility model.

Fig. 3 is a schematic view of a partial enlarged structure at a of fig. 2 according to the present utility model.

Fig. 4 is a schematic view of a partial enlarged structure at B of fig. 2 according to the present utility model.

In the figure: 11. a mounting frame; 12. a connecting frame; 13. a filter screen; 21. a connection hole; 22. positioning holes; 23. a positioning rod; 31. a connecting cavity; 32. round table blocks; 33. a semi-ball head; 41. a clamping block; 42. a clamping groove; 51. a movable hole; 52. a movable rod; 53. pulling a plate; 54. an external thread groove; 55. an internal thread groove; 61. a movable cavity; 62. a limiting ring; 63. a spring; 71. a fixing frame; 72. a driving motor; 73. a fan blade; 74. a screen; 81. a fixing plate; 82. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides ventilation equipment for coal mining, which is shown in figures 1-4, and comprises a mounting frame 11, wherein a ventilation mechanism is arranged in the mounting frame 11, a connecting frame 12 is arranged on the inner wall of the mounting frame 11 in a penetrating manner, a filter screen 13 is arranged on the inner wall of the connecting frame 12, and a coal mining space is ventilated through the ventilation mechanism;

the inside of the connecting frame 12 is provided with a positioning mechanism, the positioning mechanism comprises two positioning rods 23, the inside of the connecting frame 12 is provided with two connecting holes 21, the outer walls of the two positioning rods 23 are respectively and movably connected with the inner walls of the connecting holes 21 in a penetrating way, the inner walls of the mounting frame 11 are provided with two positioning holes 22, the end parts of the two positioning rods 23 are respectively and movably connected with the inner walls of the two positioning holes 22 in a penetrating way, an extrusion mechanism is arranged between the two positioning rods 23, and the two positioning rods 23 are inserted into the corresponding positioning holes 22 through the extrusion mechanism, so that the connecting frame 12 can be positioned in the mounting frame 11, thereby ensuring that the filter screen 13 is stably used, and only the positioning rods 23 are required to be separated from the positioning holes 22 when the filter screen 13 is unlocked;

the extrusion mechanism comprises a round platform block 32, a connecting cavity 31 is formed between the two connecting holes 21, the round platform block 32 is arranged in the connecting cavity 31, one ends of the two positioning rods 23 are respectively provided with a half ball head 33, the outer walls of the two half ball heads 33 are respectively attached to the outer wall of the round platform block 32, the outer wall of the round platform block 32 can extrude the half ball heads 33, and then the positioning rods 23 can be stably inserted into the positioning holes 22;

two clamping blocks 41 are fixedly connected to the outer wall of the connecting frame 12, two clamping grooves 42 are formed in the inner wall of the mounting frame 11, the outer walls of the two clamping blocks 41 are movably connected with the inner walls of the two clamping grooves 42 in a penetrating mode respectively, and the connecting frame 12 can be stably inserted into the mounting frame 11 through the clamping blocks 41 inserted into the clamping grooves 42;

the inner wall of the connecting cavity 31 is provided with a movable hole 51, the inner wall of the movable hole 51 is movably connected with a movable rod 52 in a penetrating way, the back surface of the movable rod 52 is fixedly connected with the front surface of the round table block 32, the front surface of the movable rod 52 is fixedly connected with a pull plate 53, and the round table block 32 can be driven to move through the movement of the pull plate 53, so that the convenience of operation of the round table block 32 is improved;

the outer wall of the movable rod 52 is provided with an external thread groove 54, the inner wall of the movable hole 51 is provided with an internal thread groove 55, the outer wall of the external thread groove 54 is connected with the outer wall of the internal thread groove 55 in a meshed manner, and the movable rod 52 can rotate through the engagement of the external thread groove 54 and the internal thread groove 55, so that the round table block 32 moves;

the inner wall of the connecting hole 21 is provided with a movable cavity 61, the inner wall of the movable cavity 61 is connected with a limiting ring 62 in a sliding manner, the limiting ring 62 is fixedly sleeved on the outer wall of the positioning rod 23, one side of the limiting ring 62 is provided with a spring 63, the spring 63 is sleeved on the outer wall of the positioning rod 23, the spring 63 always extrudes the limiting ring 62 through the elastic action of the spring 63, and when the round table block 32 is not extruded by the hemispherical head 33, the positioning rod 23 is not inserted into the positioning hole 22 any more, so that the positioning of the connecting frame 12 in the mounting frame 11 can be released;

the ventilation mechanism comprises fan blades 73, the inner wall of the installation frame 11 is fixedly connected with a fixing frame 71, the inner wall of the fixing frame 71 is fixedly connected with a driving motor 72, the output end of the driving motor 72 is in transmission connection with the back surfaces of the fan blades 73, the inner wall of the installation frame 11 is fixedly connected with a screen 74 in a penetrating mode, the fan blades 73 can be driven to rotate through the operation of the driving motor 72, and therefore ventilation operation is conducted, and the fan blades 73 can be protected through the screen 74;

the outer wall fixedly connected with a plurality of fixed plates 81 of installing frame 11, the front of a plurality of fixed plates 81 alternates and is provided with bolt 82, runs through fixed plate 81 through bolt 82 and screws into the mounted position again, can fix a position ventilation equipment.

The working principle of the utility model is as follows:

after the filter screen 13 is required to be disassembled, the pull plate 53 is rotated, the pull plate 53 rotates to drive the movable rod 52 to rotate, the movable rod 52 moves through the engagement of the external thread groove 54 and the internal thread groove 55, the movable rod 52 can drive the round platform block 32 to move, the round platform block 32 slowly moves, the two positioning rods 23 relatively move under the action of the elastic force of the spring 63 until the two positioning rods 23 are separated from the corresponding positioning holes 22, and at the moment, the positioning of the connecting frame 12 in the mounting frame 11 can be released, so that the connecting frame 12 is removed, and the filter screen 13 in the connecting frame 12 can be cleaned.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The ventilation equipment for coal mining comprises a mounting frame (11), wherein a ventilation mechanism is arranged in the mounting frame (11), a connecting frame (12) is arranged on the inner wall of the mounting frame (11) in a penetrating mode, and a filter screen (13) is arranged on the inner wall of the connecting frame (12);

the method is characterized in that: a positioning mechanism is arranged in the connecting frame (12);

the positioning mechanism comprises two positioning rods (23), two connecting holes (21) are formed in the connecting frame (12), the outer walls of the positioning rods (23) are respectively connected with the inner walls of the connecting holes (21) in a movable penetrating mode, two positioning holes (22) are formed in the inner walls of the mounting frame (11), the end portions of the two positioning rods (23) are respectively connected with the inner walls of the two positioning holes (22) in a movable penetrating mode, and an extrusion mechanism is arranged between the two positioning rods (23).

2. The ventilation device for coal mining according to claim 1, wherein the extrusion mechanism comprises a round table block (32), a connecting cavity (31) is formed between the two connecting holes (21), the round table block (32) is arranged in the connecting cavity (31), one ends of the two positioning rods (23) are respectively provided with a half ball head (33), and the outer walls of the two half ball heads (33) are respectively attached to the outer wall of the round table block (32).

3. The ventilation device for coal mining according to claim 1, wherein two clamping blocks (41) are fixedly connected to the outer wall of the connecting frame (12), two clamping grooves (42) are formed in the inner wall of the mounting frame (11), and the outer walls of the two clamping blocks (41) are movably connected with the inner walls of the two clamping grooves (42) in a penetrating mode respectively.

4. The ventilation device for coal mining according to claim 2, wherein a movable hole (51) is formed in the inner wall of the connecting cavity (31), a movable rod (52) is movably connected to the inner wall of the movable hole (51) in a penetrating mode, the back face of the movable rod (52) is fixedly connected with the front face of the round table block (32), and a pull plate (53) is fixedly connected to the front face of the movable rod (52).

5. A ventilation device for coal mining according to claim 4, characterized in that the outer wall of the movable rod (52) is provided with an external thread groove (54), the inner wall of the movable hole (51) is provided with an internal thread groove (55), and the outer wall of the external thread groove (54) is in meshed connection with the outer wall of the internal thread groove (55).

6. The ventilation device for coal mining according to claim 1, wherein the inner wall of the connecting hole (21) is provided with a movable cavity (61), the inner wall of the movable cavity (61) is slidably connected with a limiting ring (62), the limiting ring (62) is fixedly sleeved on the outer wall of the positioning rod (23), one side of the limiting ring (62) is provided with a spring (63), and the spring (63) is sleeved on the outer wall of the positioning rod (23).

7. The ventilation device for coal mining according to claim 1, wherein the ventilation mechanism comprises fan blades (73), a fixing frame (71) is fixedly connected to the inner wall of the mounting frame (11), a driving motor (72) is fixedly connected to the inner wall of the fixing frame (71), an output end of the driving motor (72) is in transmission connection with the back surfaces of the fan blades (73), and a screen (74) is fixedly connected to the inner wall of the mounting frame (11) in a penetrating manner.

8. A ventilation device for coal mining according to claim 1, characterized in that the outer wall of the mounting frame (11) is fixedly connected with a plurality of fixing plates (81), and bolts (82) are inserted in the front faces of the fixing plates (81).