CN210637097U

CN210637097U - Collapse alarm device convenient to overhaul for coal mine

Info

Publication number: CN210637097U
Application number: CN201921772917.8U
Authority: CN
Inventors: 古全忠; 朱泽虎; 齐庆新; 单体霞; 杨殿奎
Original assignee: Ningxia Jiuwei Mine Safety Engineering Co ltd
Current assignee: Ningxia Jiuwei Mine Safety Engineering Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-05-29
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a colliery is with alarm device that sinks convenient to overhaul, including last pillar, the mid-mounting of going up the pillar has the baffle, and the outside below winding of going up the pillar has first spring, the bottom integration of going up the pillar is provided with the backup pad, the outside winding of warning pole has the second spring, the bottom rear side welding of first spring has the rear frame, the siren is installed to the inside below of rear frame, the front side swing joint of rear frame has the front frame, the right side of rear frame is fixed with down the locating piece, the bottom welding of rear frame has lower pillar. This colliery is with alarm device that sinks convenient to overhaul, easy to assemble and dismantlement are convenient for maintain at ordinary times and are overhauld, can ensure the use, avoid the part ageing to become invalid at the key moment, and stability is strong, can play effectual guard action to the part, and to supporting mechanism's destruction, dual early warning when effectively buffering sinks, ensures safety.

Description

Collapse alarm device convenient to overhaul for coal mine

Technical Field

The utility model relates to a colliery technical field specifically is a colliery is with alarm device that sinks convenient to overhaul.

Background

The coal mine is a solid combustible mineral and can be used as energy for production and living of people, coal mining is generally positioned underground and on the ground surface, wherein the underground mining needs a coal mine collapse alarm device to ensure the life safety of coal mine workers, and the coal mine collapse alarm devices in the market are various, but still have some defects;

the colliery of using at present is with alarm device that sinks, inconvenient installation and dismantlement are not convenient for maintain at ordinary times and are overhauld, appear the part easily and age the condition that became invalid at the key moment, and inconvenient plays the guard action to the part, and to supporting mechanism's destruction when inconvenient buffering sinks, consequently, we provide a colliery of being convenient for overhaul with alarm device that sinks to in the problem of proposing in the solution of the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery is with alarm device that sinks convenient to overhaul to solve the current colliery that proposes in the above-mentioned background art and sink the inconvenient installation of alarm device and dismantle, be not convenient for maintain at ordinary times and overhaul, the part ageing condition that became invalid at the key moment appears easily, and inconvenient plays the guard action to the part, the problem to the destruction of supporting mechanism when inconvenient buffering sinks.

In order to achieve the above object, the utility model provides a following technical scheme: a collapse alarm device convenient to overhaul for a coal mine comprises an upper support column, wherein a baffle is arranged at the middle of the upper support column, a first spring is wound below the outer side of the upper support column, a support plate is integrally arranged at the bottom of the upper support column, an alarm rod is fixed at the lower side of the support plate, a second spring is wound outside the alarm rod, a limiting plate is welded at the bottom of the second spring, a rear frame is welded at the rear side of the bottom of the first spring, a lower support column is arranged at the bottom of the rear frame, an alarm is arranged below the inner portion of the rear frame, an alarm switch is arranged on the upper side of the alarm, a front frame is movably connected to the front side of the rear frame, an upper positioning block is integrally arranged on the right side of the front frame, a lower positioning block is fixed on the right side of the rear frame, a positioning rod is connected to the middle of the lower positioning block, and a lower support is welded at the bottom of the rear frame.

Preferably, the length of the cross section of the baffle is greater than that of the cross section of the upper strut, the upper strut forms a lifting structure in the rear frame, and the vertical central axis of the baffle coincides with the vertical central axis of the lower strut.

Preferably, the alarm rod forms a lifting structure in the limiting plate, and the distance from the limiting plate to the upper part inside the rear frame is equal to the distance from the upper side of the rear frame to the lower side of the baffle plate.

Preferably, the cross section outside of locating lever is serration structure, and the bottom protrusion of locating lever in the downside setting of locating piece down to locating lever and regulating plate vertical distribution on vertical face, the right-hand member protrusion of regulating plate in the right flank setting of last locating piece moreover.

Preferably, the vertical central axis of the upper positioning block coincides with the vertical central axis of the lower positioning block, and the upper positioning block is connected with the positioning rod in a clamping groove connection mode.

Preferably, the front frame forms a rotating structure on the rear frame, the rear side of the front frame is closely attached to the front side of the rear frame, and the rear frame is symmetrically arranged about the horizontal central axis of the lower pillar.

Compared with the prior art, the beneficial effects of the utility model are that: the collapse alarm device for the coal mine convenient to overhaul is convenient to mount and dismount, is convenient to maintain and overhaul at ordinary times, can be used assuredly, avoids failure of part aging at a critical moment, is strong in stability, can play an effective protection role on the part, effectively buffers damage to a supporting mechanism during collapse, performs double early warning, and ensures safety;

1. the lower positioning block, the positioning rod and the front frame are arranged, the positioning rod arranged at the bottom of the adjusting plate is separated from being connected with the clamping grooves of the lower positioning block and the upper positioning block by upwards pulling the adjusting plate, the front frame is rotated on the rear frame for maintenance, so that the installation and the disassembly are convenient, the ordinary maintenance and the overhaul are convenient, the use can be ensured, and the failure of part aging at a critical moment is avoided;

2. the safety alarm is characterized in that a first spring, a baffle and an alarm rod are arranged, the first spring is welded at the bottom of the baffle which is integrally arranged in the middle of the upper support, the elastic action of the first spring can buffer damage, the upper support and the alarm rod are protected, the stability is high, the part can be effectively protected, and the damage to the supporting mechanism during collapse is effectively buffered;

3. be provided with backup pad, warning pole and lower pillar, the backup pad and the warning pole that drive the downside installation through last pillar descend simultaneously, and the bottom and the alarm switch of warning pole closely laminate to trigger the siren, when the warning pole promoted alarm switch and siren and continued to descend, the lower pillar of back frame bottom installation descended, accomplished the alarm of second time, and dual early warning ensures safety.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top-view cross-sectional structure of the front frame and the rear frame of the present invention;

fig. 3 is a schematic view of the overlooking section structure of the positioning rod and the upper positioning block of the present invention.

In the figure: 1. the alarm comprises an upper support, 2, a baffle, 3, a first spring, 4, a rear frame, 5, a support plate, 6, an alarm rod, 7, a second spring, 8, a limiting plate, 9, an alarm switch, 10, an alarm, 11, a lower positioning block, 12, a positioning rod, 13, an adjusting plate, 14, an upper positioning block, 15, a front frame, 16 and a lower support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Unless the direction is defined separately, the directions of up, down, left, right, front, back, etc. referred to herein are the directions of up, down, left, right, front, back, etc. in the drawings of the present invention, and are herein incorporated by reference.

Referring to fig. 1-3, the present invention provides a technical solution: a collapse alarming device convenient for overhauling for coal mine comprises an upper strut 1, a baffle 2, a first spring 3, a rear frame 4, a supporting plate 5, an alarming rod 6, a second spring 7, a limiting plate 8, an alarming switch 9, an alarm 10, a lower positioning block 11, a positioning rod 12, an adjusting plate 13, an upper positioning block 14, a front frame 15 and a lower strut 16, wherein the baffle 2 is installed at the middle part of the upper strut 1, the first spring 3 is wound below the outer side of the upper strut 1, the supporting plate 5 is integrally arranged at the bottom of the upper strut 1, the alarming rod 6 is fixed at the lower side of the supporting plate 5, the second spring 7 is wound outside the alarming rod 6, the limiting plate 8 is welded at the bottom of the second spring 7, the rear frame 4 is welded at the rear side of the bottom of the first spring 3, the lower strut 16 is installed at the bottom of the rear frame 4, the alarm 10 is installed below the inner part of the rear frame 4, and the alarming switch 9 is arranged at the, the front side of the rear frame 4 is movably connected with a front frame 15, an upper positioning block 14 is integrally arranged on the right side of the front frame 15, a lower positioning block 11 is fixed on the right side of the rear frame 4, a positioning rod 12 is connected to the middle of the lower positioning block 11 in a penetrating mode, an adjusting plate 13 is welded on the upper side of the positioning rod 12, and a lower support post 16 is welded at the bottom of the rear frame 4.

Specifically, as shown in fig. 1, the length of the cross section of the baffle 2 is greater than that of the cross section of the upper support column 1, the upper support column 1 forms a lifting structure in the rear frame 4, and the vertical central axis of the baffle 2 coincides with the vertical central axis of the lower support column 16, so that the alarm 10 is conveniently triggered, and effective early warning is achieved.

Specifically, as in fig. 1, the alarm rod 6 forms a lifting structure in the limiting plate 8, and the distance from the limiting plate 8 to the upper part inside the rear frame 4 is equal to the distance from the upper side of the rear frame 4 to the lower side surface of the baffle 2, so that the damage is effectively buffered, and the part is protected.

Specifically, as in fig. 1 and 3, the outer side of the cross section of the positioning rod 12 is in a saw-toothed structure, the bottom end of the positioning rod 12 protrudes out of the lower side surface of the lower positioning block 11, the positioning rod 12 and the adjusting plate 13 are vertically distributed on the vertical surface, and the right end of the adjusting plate 13 protrudes out of the right side surface of the upper positioning block 14, so that the position of the positioning rod 12 can be adjusted conveniently.

Specifically, as shown in fig. 1 and 2, the vertical central axis of the upper positioning block 14 coincides with the vertical central axis of the lower positioning block 11, and the upper positioning block 14 is connected with the positioning rod 12 in a clamping groove connection manner, so that the front frame 15 is convenient to mount and dismount, and the stability is high.

Specifically, as shown in fig. 1 and 2, the front frame 15 forms a rotating structure on the rear frame 4, the rear side of the front frame 15 is closely attached to the front side of the rear frame 4, and the rear frame 4 is symmetrically arranged about the horizontal central axis of the lower pillar 16, so that double warning is achieved, and safety is high.

Specifically, when the collapse alarming device for coal mine convenient for overhaul is used, firstly, as shown in the attached drawing 1, when a coal mine mining hole collapses, the top of the mining hole is tightly attached to an upper support column 1 and pushes the upper support column 1 downwards, a first spring 3 is welded at the bottom of a baffle 2 integrally arranged at the middle part of the upper support column 1, the elastic action of the first spring 3 can buffer damage and protect the upper support column 1 and an alarming rod 6, the upper support column 1 drives a support plate 5 and the alarming rod 6 which are arranged at the lower side to descend simultaneously, the bottom of the alarming rod 6 is tightly attached to an alarming switch 9 and triggers the alarming switch 10, the working principle of the alarming switch 10 is consistent with the working principle of the existing alarming switch 10 on the market, when the alarming rod 6 pushes the alarming switch 9 and the alarming switch 10 to descend continuously, a lower support column 16 arranged at the bottom of a rear frame 4 descends to complete the second alarming and double early warning, the safety is high;

as shown in fig. 2 and 3, when the internal parts of the product need to be overhauled, the adjusting plate 13 is pulled upwards, the positioning rod 12 installed at the bottom of the adjusting plate 13 is separated from the connection with the clamping grooves of the lower positioning block 11 and the upper positioning block 14, then the front frame 15 is rotated on the rear frame 4, the front frame 15 is separated from the close fit with the rear frame 4, and then the overhaul can be performed, after the overhaul is completed, the front frame 15 is rotated to enable the front frame 15 to be tightly fitted with the rear frame 4 again, and the positioning rod 12 is inserted into the lower positioning block 11 and the upper positioning block 14, because the outer side of the positioning rod 12 is of a saw-toothed structure, the stability can be ensured, so as to complete a series of operations of the coal mine collapse alarming device convenient for overhaul, and the content not described in detail in the description belongs to the.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a colliery is with alarm device that collapses convenient to overhaul, includes pillar (1), its characterized in that: the middle of the upper supporting column (1) is provided with a baffle (2), a first spring (3) is wound below the outer side of the upper supporting column (1), a supporting plate (5) is integrally arranged at the bottom of the upper supporting column (1), an alarm rod (6) is fixed on the lower side of the supporting plate (5), a second spring (7) is wound on the outer side of the alarm rod (6), a limiting plate (8) is welded at the bottom of the second spring (7), a rear frame (4) is welded at the rear side of the bottom of the first spring (3), a lower supporting column (16) is arranged at the bottom of the rear frame (4), an alarm (10) is arranged below the inner part of the rear frame (4), an alarm switch (9) is arranged on the upper side of the alarm (10), a front frame (15) is movably connected to the front side of the rear frame (4), and an upper positioning block (14) is integrally arranged on the right side of the front frame (15), the right side of rear frame (4) is fixed with down locating piece (11), and the middle part through connection of lower locating piece (11) has locating lever (12) to the upside welding of locating lever (12) has regulating plate (13), the bottom welding of rear frame (4) has lower pillar (16).

2. A coal mine collapse alarm device convenient to overhaul as claimed in claim 1, wherein: the cross section length of baffle (2) is greater than the cross section length of last pillar (1), and goes up pillar (1) and constitute elevation structure in back frame (4) to the vertical axis of baffle (2) and the coincidence of the vertical axis of lower prop (16).

3. A coal mine collapse alarm device convenient to overhaul as claimed in claim 1, wherein: alarm rod (6) constitute elevation structure in limiting plate (8), and limiting plate (8) are equal to the distance of rear frame (4) top side to the downside of baffle (2) to the inside top of rear frame (4) distance.

4. A coal mine collapse alarm device convenient to overhaul as claimed in claim 1, wherein: the cross section outside of locating lever (12) is serration structure, and the bottom protrusion of locating lever (12) sets up in the downside of locating piece (11) down to locating lever (12) and regulating plate (13) vertical distribution on vertical face, and the right-hand member protrusion of regulating plate (13) sets up in the right flank of last locating piece (14) moreover.

5. A coal mine collapse alarm device convenient to overhaul as claimed in claim 1, wherein: the vertical central axis of the upper positioning block (14) is superposed with the vertical central axis of the lower positioning block (11), and the upper positioning block (14) is connected with the positioning rod (12) in a clamping groove connection mode.

6. A coal mine collapse alarm device convenient to overhaul as claimed in claim 1, wherein: the front frame (15) forms a rotating structure on the rear frame (4), the rear side of the front frame (15) is tightly attached to the front side of the rear frame (4), and the rear frame (4) is symmetrically arranged relative to the horizontal central axis of the lower support column (16).