CN218780383U

CN218780383U - Automatic locking is used for device of outburst air door of coal and gas

Info

Publication number: CN218780383U
Application number: CN202223529247.1U
Authority: CN
Inventors: 戈德连; 唐小明; 郑兰军; 陈军伟; 田泽辉; 孙辉; 刘坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-31
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses an automatic locking is used for coal and gas to prevent device of abrupt air door relates to safe technical field. The utility model discloses a door frame, door frame inner wall pass through hinge swing joint in the door plant, and door plant left side middle part is seted up flutedly, and the recess is embedded to have automatic locking subassembly, and the door frame inner wall is provided with joint strip, and automatic locking subassembly still includes the subassembly bottom plate of connecting in the door plant recess through bolt fixed connection, and it has movable tapered end to peg graft on one side of the subassembly bottom plate, activity tapered end bottom fixedly connected with tapered end push rod, and the tapered end push rod other end supports tightly to be provided with slider, slider bottom fixedly connected with slide bar mechanism. The utility model discloses an automatic locking subassembly and joint strip's setting, when meeting urgent danger and need flee from, the automatic lock that falls of automatic locking subassembly realizes cutting off danger and workman, changes traditional abrupt air door lock mode of preventing into the automatic lock mode that falls, increases the workman to a certain extent and flees the success rate, has improved workman's security.

Description

Automatic locking is used for device of coal and gas outburst prevention air door

Technical Field

The utility model belongs to the technical field of safety, especially, relate to an automatic locking is used for coal and gas to prevent device of abrupt air door.

Background

According to the requirements of coal mine safety regulation and coal and gas outburst prevention regulation, for a coal and gas outburst mine, at least two firm and reliable reverse air doors are required to be arranged on the air inlet sides of the rock cross-cut coal uncovering, coal roadway and half roadway tunneling working face of the outburst coal seam, and after coal and gas outburst accidents occur in a coal mine, the outburst prevention air doors are required to have good air tightness and anti-reverse flow performance.

When danger passes through the coal mine roadway outburst prevention air door, the traditional outburst prevention air door basically has a self-locking function, but when the device is used, complicated operation steps are needed when self-locking operation is removed, so that workers cannot evacuate a dangerous area in time, and the safety of the workers cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic locking is used for coal and gas to prevent device of abrupt air door, and it is loaded down with trivial details to have solved current automatic locking and has been used for coal and gas to prevent the device of abrupt air door and prevent that abrupt air door meets the complex operation when dangerous when using, can't guarantee that the workman in time escapes the problem in danger area.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an automatic locking device for a coal and gas outburst prevention air door, which comprises a door frame, wherein the inner wall of the door frame is movably connected with a door plate through a hinge, the middle part of the left side of the door plate is provided with a groove, an automatic locking component is embedded in the groove, and the inner wall of the door frame is provided with a sealing rubber strip;

the automatic locking assembly further comprises an assembly bottom plate fixedly connected in the groove of the door plate through a bolt, a movable lock is inserted into one side of the assembly bottom plate, a lock head push rod is fixedly connected to the bottom of the movable lock, a slide block is tightly propped against the other end of the lock head push rod, a slide rod mechanism is fixedly connected to the bottom of the slide block, a movable plate is fixedly connected to the other end of the slide rod mechanism, a connecting plate is clamped on the inner wall of the movable plate, a lock head is fixedly connected to the outer surface of the connecting plate, and a baffle plate mechanism is arranged on the inner wall of the connecting plate;

the outer surface of the connecting plate is provided with a gear groove, and the side wall of the assembly bottom plate is also rotatably connected with a knob assembly.

Further, the slide bar mechanism includes the slide bar of fixed connection in the slider bottom, lower extreme fixedly connected with spring buckle in the slide bar, the first spring of spring buckle inner wall fixedly connected with, fixed surface is connected with the fixed plate on the subassembly bottom plate, first spring other end fixedly connected with fixed plate, the slide bar is through first spring and fixed plate swing joint.

Furthermore, the baffle mechanism comprises a baffle fixedly connected to the upper surface of the assembly bottom plate, a second spring is arranged on the outer surface of the baffle, and the second spring is attached to the inner wall of the connecting plate.

Furthermore, the automatic locking assembly also comprises an assembly top cover fixedly connected to the top of the assembly bottom plate, and the assembly top cover is fixedly connected with the assembly bottom plate through bolts.

Further, the knob subassembly includes the gear with gear groove meshing, gear lower fixed surface is connected with the pivot, pivot other end fixedly connected with knob, the pivot is connected with the inner wall rotation of subassembly top cap.

Furthermore, the side wall of the sliding block is provided with an inclined plane, and the bottom of the lock head push rod is matched with the inclined plane.

The utility model discloses following beneficial effect has:

through the setting of automatic locking subassembly and joint strip, meet emergency danger and need flee from the time, the automatic lock that falls of cooperation automatic locking subassembly realizes cutting off danger and workman, changes traditional abrupt air door lock mode into the automatic lock mode that falls, increases the workman to a certain extent and flees the success rate, has improved workman's security.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the bottom plate of the module of the present invention;

FIG. 3 is a schematic view of the top cover structure of the assembly of the present invention;

FIG. 4 is a schematic structural view of the slide bar mechanism and the baffle mechanism of the side wall of the present invention;

fig. 5 is a schematic structural view of the knob assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a door frame; 2. a hinge; 3. a door panel; 4. an automatic locking assembly; 5. sealing rubber strips; 6. a component chassis; 7. a movable lock head; 8. a lock head push rod; 9. a slider; 10. a slide bar mechanism; 1001. a slide bar; 1002. a spring fastener; 1003. a fixing plate; 1004. a first spring; 11. a movable plate; 12. a connecting plate; 13. a lock head; 14. a baffle mechanism; 1401. a baffle plate; 1402. a second spring; 15. a component top cover; 16. a knob assembly; 1601. a gear; 1602. a rotating shaft; 1603. a knob; 17. gear groove.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of devices consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4 and 5, the utility model relates to an automatic locking device for coal and gas outburst prevention air door, which comprises a door frame 1, wherein the inner wall of the door frame 1 is movably connected with a door plate 3 through a hinge 2, a groove is formed in the middle of the left side of the door plate 3, an automatic locking component 4 is embedded in the groove, so that automatic locking when the door is closed is ensured, the operation is simple and convenient when a sudden situation is met, the danger is timely isolated outside the door, a sealing rubber strip 5 is arranged on the inner wall of the door frame 1, and the possibility of leakage of dangerous gases such as gas is reduced due to the arrangement of the sealing rubber strip 5;

the automatic locking assembly 4 further comprises an assembly bottom plate 6 fixedly connected in a groove of the door plate 3 through a bolt, a movable lock head 7 is inserted into one side of the assembly bottom plate 6, a lock head push rod 8 is fixedly connected to the bottom of the movable lock head 7, a slide block 9 is tightly propped against the other end of the lock head push rod 8, a slide rod mechanism 10 is fixedly connected to the bottom of the slide block 9, a movable plate 11 is fixedly connected to the other end of the slide rod mechanism 10, a connecting plate 12 is clamped on the inner wall of the movable plate 11, a lock head 13 is fixedly connected to the outer surface of the connecting plate 12, a baffle mechanism 14 is arranged on the inner wall of the connecting plate 12, and the baffle mechanism 14 ensures that the lock head 13 can pop out and fall off when the automatic locking assembly 4 works, so that a dangerous area is isolated in time;

the outer surface of the connecting plate 12 is provided with a gear groove 17, the side wall of the assembly bottom plate 6 is also rotatably connected with a knob assembly 16, and the arrangement of the knob assembly 16 increases the simple and convenient operability of the whole device.

As shown in fig. 1, 2, 3, 4 and 5, the slide bar mechanism 10 includes a slide bar 1001 fixedly connected to the bottom of the slide block 9, a spring buckle 1002 is fixedly connected to the middle lower end of the slide bar 1001, a first spring 1004 is fixedly connected to the inner wall of the spring buckle 1002, a fixing plate 1003 is fixedly connected to the upper surface of the assembly bottom plate 6, a fixing plate 1003 is fixedly connected to the other end of the first spring 1004, and the slide bar 1001 is movably connected to the fixing plate 1003 through the first spring 1004.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the baffle mechanism 14 includes a baffle 1401 fixedly connected to the upper surface of the assembly bottom plate 6, a second spring 1402 is disposed on the outer surface of the baffle 1401, the second spring 1402 is attached to the inner wall of the connecting plate 12, and the movement of the baffle mechanism 14 can realize the ejection of the lock head 13, thereby completing the automatic falling lock of the automatic locking assembly 4; the automatic locking assembly 4 further comprises an assembly top cover 15 fixedly connected to the top of the assembly bottom plate 6, and the assembly top cover 15 is fixedly connected with the assembly bottom plate 6 through bolts.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the knob assembly 16 includes a gear 1601 engaged with the gear groove 17, a rotating shaft 1602 is fixedly connected to a lower surface of the gear 1601, a knob 1603 is fixedly connected to the other end of the rotating shaft 1602, and the rotating shaft 1602 is rotatably connected to an inner wall of the assembly top cover 15; the side wall of the sliding block 9 is provided with an inclined plane, and the bottom of the lock head push rod 8 is matched with the inclined plane.

Specifically, this automatic locking is used for device of coal and gas outburst prevention air door when during operation/use: the protruding-proof air door is attached to the door frame 1, the movable lock head 7 in the automatic locking assembly 4 is contacted with the door frame 1 and retracts, the lock head push rod 8 moves to drive the slide block 9 attached to the lock head push rod 8 to move, the slide rod mechanism 10 drives the movable plate 11 to move through the slide block 9, and when the movable plate 11 moves to a certain distance, the lock head 13 is ejected out in cooperation with the baffle mechanism 14 to realize lock falling of the lock head 13; when the door needs to be opened, the rotating knob 1603 drives the internal gear 1601 to rotate through the rotating shaft 1602, the gear 1601 is meshed with the gear groove 17 of the connecting plate 12, and the rotating knob 1603 rotates to drive the connecting plate 12 to retract and is clamped on the movable plate 11 again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

Claims

1. The utility model provides an automatic locking is used for coal and gas to prevent device of suddenly air door, includes door frame (1), its characterized in that: the inner wall of the door frame (1) is movably connected to a door plate (3) through a hinge (2), the middle of the left side of the door plate (3) is provided with a groove, an automatic locking assembly (4) is embedded in the groove, and the inner wall of the door frame (1) is provided with a sealing rubber strip (5);

the automatic locking assembly (4) further comprises an assembly bottom plate (6) fixedly connected in a groove of the door plate (3) through a bolt, a movable lock head (7) is inserted into one side of the assembly bottom plate (6), a lock head push rod (8) is fixedly connected to the bottom of the movable lock head (7), a slide block (9) is tightly arranged at the other end of the lock head push rod (8) in a propping manner, a slide rod mechanism (10) is fixedly connected to the bottom of the slide block (9), a movable plate (11) is fixedly connected to the other end of the slide rod mechanism (10), a connecting plate (12) is clamped on the inner wall of the movable plate (11), a lock head (13) is fixedly connected to the outer surface of the connecting plate (12), and a baffle mechanism (14) is arranged on the inner wall of the connecting plate (12);

the outer surface of the connecting plate (12) is provided with a gear groove (17), and the side wall of the assembly bottom plate (6) is also rotatably connected with a knob assembly (16).

2. The device for automatically locking the coal and gas outburst prevention air door according to claim 1, wherein the sliding rod mechanism (10) comprises a sliding rod (1001) fixedly connected to the bottom of the sliding block (9), a spring buckle (1002) is fixedly connected to the middle and lower ends of the sliding rod (1001), a first spring (1004) is fixedly connected to the inner wall of the spring buckle (1002), a fixing plate (1003) is fixedly connected to the upper surface of the assembly bottom plate (6), a fixing plate (1003) is fixedly connected to the other end of the first spring (1004), and the sliding rod (1001) is movably connected with the fixing plate (1003) through the first spring (1004).

3. The device for automatically locking the coal and gas outburst prevention air door according to claim 1, wherein the baffle mechanism (14) comprises a baffle (1401) fixedly connected to the upper surface of the assembly bottom plate (6), the outer surface of the baffle (1401) is provided with a second spring (1402), and the second spring (1402) is attached to the inner wall of the connecting plate (12).

4. The device for automatically locking the coal and gas outburst prevention damper as claimed in claim 1, wherein the automatic locking assembly (4) further comprises an assembly top cover (15) fixedly connected to the top of the assembly bottom plate (6), and the assembly top cover (15) is fixedly connected with the assembly bottom plate (6) through bolts.

5. The automatic locking device for the coal and gas outburst prevention damper is characterized in that the knob component (16) comprises a gear (1601) meshed with a gear groove (17), a rotating shaft (1602) is fixedly connected to the lower surface of the gear (1601), a knob (1603) is fixedly connected to the other end of the rotating shaft (1602), and the rotating shaft (1602) is rotatably connected with the inner wall of the component top cover (15).

6. The device for automatically locking a coal and gas outburst prevention air door according to claim 1, wherein the side wall of the sliding block (9) is provided with an inclined plane, and the bottom of the locking head push rod (8) is matched with the inclined plane.