CN210239749U

CN210239749U - Mine safety alarm

Info

Publication number: CN210239749U
Application number: CN201920895825.2U
Authority: CN
Inventors: Hongjian Zhang; 张洪健; Zhaozhen Zhu; 朱兆祯
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-03
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a mine safety alarm, its structure includes the mounting bracket, the warning light, the speaker, the diffusion cover, the data line, a switch, power cord and clean mechanism, it is great for solving mine work dust, the non-special condition of alarm all is unused, so dust that the air flies upward easily flies to the speaker and adsorbs in its surface, pile up easily for a long time and make equipment damage, cause economic loss, and if can't use the alarm during the special circumstances, the consequence is difficult to the problem of estimating, through having set up clean mechanism inside the diffusion cover, accessible pull down the driving rope when needing to clean, make the take-up reel drive lead screw rotate and slide the inboard clean cotton right side of sliding block and erase the dust on speaker surface, thereby make the difficult accumulational effect of dust.

Description

Mine safety alarm

Technical Field

The utility model relates to an alarm technical field, concretely relates to mine safety alarm.

Background

The mine refers to an independent production and operation unit for mining ores in a certain mining environment, the mine mainly comprises one or more mining workshops (or called pithes, mines, open stopes and the like) and some auxiliary workshops, most of the mines also comprise a mine selection field, the alarm is an electronic product for reminding or warning people of taking certain action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by certain events, the alarm is divided into a mechanical alarm and an electronic alarm, when an accident occurs in mine operation, external equipment is required to be used for starting the alarm through a data line, the alarm plays an alarm and displays a warning lamp for reminding, but the mine operation has larger dust and is not used under special conditions, so that dust flying in air easily flies into a loudspeaker and is adsorbed on the surface of the mine, the equipment is easily damaged after long-term accumulation, economic loss is caused, and the consequences are difficult to measure if the alarm cannot be used in emergency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the mine safety alarm is provided, and the problems that dust generated by air is easy to fly into a loudspeaker and adsorb on the surface of the loudspeaker, the equipment is easy to damage due to long-term accumulation, economic loss is caused, and the consequence is difficult to estimate if the alarm cannot be used in emergency are solved, so that the mine safety alarm is convenient to clean and the dust is not easy to accumulate.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a mine safety alarm, which comprises a mounting frame, a warning light, a loudspeaker, a sound expansion cover, a data line, a switch, a power line and a cleaning mechanism, wherein the top of the mounting frame is vertically fixed with the warning light, the loudspeaker is fastened in the sound expansion cover in parallel, the left side of the sound expansion cover is fixed in the middle of the mounting frame through a bolt, the data line is fixed at the rear part of the mounting frame, the switch is embedded in the right side of the mounting frame, the power line tightly extends into the upper end of the switch, the inside of the sound expansion cover is provided with the cleaning mechanism, the warning light, the loudspeaker and the data line are electrically connected with the power line through the switch, the warning light and the loudspeaker are electrically connected with the data line, the cleaning mechanism consists of a pull rod, a transmission rope, a take-up reel, a lead screw, a guide rod, a sliding block, cleaning cotton, and the top of the transmission rope is fastened with the take-up reel, the lead screw tightly extends into the middle of the take-up reel to be actively connected with the left side inside the sound amplifying cover, the lead screw and the guide rod are symmetrically fixed at the upper end and the lower end of the sound amplifying cover, the cleaning cotton is fastened on the inner side of the sliding block, the sliding block slides left and right along the lead screw and the guide rod through the through hole and the threaded hole respectively, and the sliding block is stretched with the middle of the sound amplifying cover through the stretching spring.

Furthermore, the surface of the pull rod is provided with anti-skid grains.

Further, the lead screw and the guide rod are the same in length, and the tail end of the right side of the lead screw is provided with a limiting block.

Further, the inner diameter of the sliding block is larger than the outer diameter of the loudspeaker.

Further, the thickness of the cleaning cotton is 1 cm.

Further, the inner diameters of the through opening and the threaded opening are the same.

Further, the four extension springs are arranged and evenly distributed on the left side of the sliding block.

Furthermore, the lead screw is made of stainless steel.

Furthermore, the cleaning cotton is made of sponge materials.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) the dust is great for solving mine work, the non-special condition of alarm all is unused, so dust that the air flies upward easily flies to the speaker and adsorbs in its surface, pile up easily to make equipment damage for a long time, cause economic loss, and if unable alarm of using during the special circumstances, the consequence is difficult to the problem of estimating, through having set up clean mechanism in public address cover inside, accessible pull rod pull-down driving rope when needing to clean, make take-up reel drive lead screw rotate with the inboard clean cotton of sliding block slide right and erase the dust on speaker surface, thereby make the difficult accumulational effect of dust.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a left side view of the cleaning mechanism of the present invention;

FIG. 4 is a schematic view of the sliding block structure of the present invention;

fig. 5 is a schematic view of the structure at a of the present invention.

In the figure: the device comprises a mounting rack-1, a warning light-2, a loudspeaker-3, a sound expansion cover-4, a data line-5, a switch-6, a power line-7, a cleaning mechanism-8, a pull rod-81, a transmission rope-82, a take-up reel-83, a screw rod-84, a guide rod-85, a sliding block-86, cleaning cotton-87, a through opening-88, a threaded opening-89 and a tension spring-810.

Detailed Description

Referring to fig. 1, 2, 3, 4 and 5, the utility model provides a mine safety alarm: the loudspeaker comprises a mounting rack 1, a warning lamp 2, a loudspeaker 3, a sound amplifying cover 4, a data line 5, a switch 6, a power line 7 and a cleaning mechanism 8, wherein the warning lamp 2 is vertically fixed at the top of the mounting rack 1, the loudspeaker 3 is fastened inside the sound amplifying cover 4 in parallel, the left side of the sound amplifying cover 4 is fixed in the middle of the mounting rack 1 through a bolt, the data line 5 is fixed at the rear part of the mounting rack 1, the switch 6 is embedded in the right side of the mounting rack 1, the power line 7 tightly extends into the upper end of the switch 6, the cleaning mechanism 8 is arranged inside the sound amplifying cover 4, the warning lamp 2, the loudspeaker 3 and the data line 5 are electrically connected with the power line 7 through the switch 6, the warning lamp 2 and the loudspeaker 3 are electrically connected with the data line 5, the cleaning mechanism 8 comprises a pull rod 81, a transmission rope 82, a take-up reel 83, a lead screw 84, a guide rod 85, a sliding, and the top of the driving rope 82 is fastened with the take-up reel 83, the screw rod 84 tightly extends into the middle of the take-up reel 83 and is actively connected with the left side inside the sound amplifying cover 4, the screw rod 84 and the guide rod 85 are symmetrically fixed at the upper end and the lower end of the sound amplifying cover 4, the cleaning cotton 87 is fastened on the inner side of the sliding block 86, the sliding block 86 respectively slides left and right along the screw rod 84 and the guide rod 85 through the through hole 88 and the threaded hole 89, and the sliding block 86 is stretched with the middle of the sound amplifying cover 4 through.

The surface of the pull rod 81 is provided with anti-skid grains, so that the pull rod is not easy to slide in use.

The lead screw 84 and the guide rod 85 are identical in length, and the tail end of the right side of the lead screw is provided with a limiting block, so that the limiting effect can be achieved.

The inner diameter of the sliding block 86 is larger than the outer diameter of the speaker 3, and the sliding block can better slide outside the speaker.

Wherein, the thickness of the cleaning cotton 87 is 1cm, and the cleaning cotton can be well cleaned.

The through opening 88 and the threaded opening 89 have the same inner diameter, so that the screw rod 84 and the guide rod 85 can rotate well.

The four extension springs 810 are equally spaced on the left side of the slide block 86, and can be extended well.

The lead screw 84 is made of stainless steel.

Wherein, the cleaning cotton 87 is made of sponge material.

According to the upper table show, the utility model discloses lead screw 84 adopts the stainless steel to make, can reach the effect that increases corrosion resistance, makes lead screw 84 not use for a long time difficult rust.

The lead screw 84 described in this patent: the ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion, is the most commonly used transmission element on tool machinery and precision machinery, has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, has the characteristics of high precision, reversibility and high efficiency, and is widely applied to various industrial equipment and precision instruments due to small friction resistance; cleaning cotton 87: the cleaning cotton is made of sponge material, the sponge is a porous material with good water absorption and can be used for cleaning articles, the common sponge for people is made of wood cellulose fiber or foamed plastic polymer, in addition, natural sponge made of sponge animals is also provided, most of the natural sponge is used for cleaning bodies or painting, in addition, synthetic sponge made of three types of other materials is also provided, and the synthetic sponge is respectively low-density polyether (sponge without water absorption), polyvinyl alcohol (high water absorption material without obvious air holes) and polyester.

The working principle is as follows: firstly, a power line 7 is connected, equipment is started through a switch 6 to be in a working state, then a data line 5 is connected to be controlled through external equipment, when an emergency occurs, the external equipment can be used for starting a warning lamp 2 and a loudspeaker 3 to work, the warning lamp 2 continuously flickers to remind, the loudspeaker 3 gives an alarm and the sound volume of the alarm is enlarged through a sound amplifying cover 4, however, mine working dust is large, the alarm is not used in special situations, dust flying in air is easy to fly into the loudspeaker and adsorb on the surface of the loudspeaker, the equipment is easy to damage due to long-term accumulation, economic loss is caused, the result is difficult to estimate if the alarm cannot be used in special situations, when cleaning is needed, a transmission rope 82 is pulled down through a pull rod 81, a take-up reel 83 drives a screw rod 84 to rotate, a sliding block 86 slides along the screw rod 84 and a guide rod 85 respectively, and cleaning cotton 87 on the inner side of the sliding block 86, when hands are loosened, the extension spring 810 plays a role in resetting the sliding block 86 to the leftmost end, and the sliding block 86 can be cleaned more efficiently by repeatedly pulling, so that dust is not easy to accumulate, and in order to solve the problem that mine working dust is large and an alarm is not used in a special situation, dust flying in air is easy to fly into a loudspeaker and adsorb on the surface of the loudspeaker, and equipment is easy to damage due to long-term accumulation, so that economic loss is caused, and if the alarm cannot be used in a special situation, the consequence is difficult to estimate.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A mine safety alarm comprises a mounting rack (1), a warning lamp (2), a loudspeaker (3), a sound expansion cover (4), a data line (5), a switch (6) and a power line (7), the top of the mounting rack (1) is vertically fixed with a warning lamp (2), the loudspeaker (3) is fastened in the sound diffusion cover (4) in parallel, the left side of the sound amplifying cover (4) is fixed in the middle of the mounting rack (1) through a bolt, the data line (5) is fixed at the rear part of the mounting rack (1), the switch (6) is embedded at the right side of the mounting rack (1), the power cord (7) tightly extends into the upper end of the switch (6), the inside of the sound diffusion cover (4) is provided with a cleaning mechanism (8), the warning lamp (2), the loudspeaker (3) and the data line (5) are electrically connected with the power line (7) through a switch (6), the warning lamp (2) and the loudspeaker (3) are electrically connected with the data line (5);

the method is characterized in that: the cleaning mechanism (8) is composed of a pull rod (81), a transmission rope (82), a take-up reel (83), a screw rod (84), a guide rod (85), a sliding block (86), cleaning cotton (87), a through hole (88), a threaded hole (89) and a tension spring (810), the transmission rope (82) vertically and tightly extends into the top of the pull rod (81), the top of the transmission rope (82) is fastened with the take-up reel (83), the screw rod (84) tightly extends into the middle of the take-up reel (83) and is actively connected with the left side inside the sound expansion cover (4), the screw rod (84) and the guide rod (85) are symmetrically fixed at the upper end and the lower end of the sound expansion cover (4), the cleaning cotton (87) is fastened on the inner side of the sliding block (86), and the sliding block (86) slides left and right along the screw rod (84) and the guide rod (85) through the through hole (88) and the threaded, the sliding block (86) is stretched with the middle part of the sound expansion cover (4) through a stretching spring (810).

2. The mine safety alarm of claim 1, wherein: the surface of the pull rod (81) is provided with anti-skid grains.

3. The mine safety alarm of claim 1, wherein: the lead screw (84) and the guide rod (85) are the same in length, and the tail end of the right side of the lead screw is provided with a limiting block.

4. The mine safety alarm of claim 1, wherein: the inner diameter of the sliding block (86) is larger than the outer diameter of the loudspeaker (3).

5. The mine safety alarm of claim 1, wherein: the thickness of the cleaning cotton (87) is 1 cm.

6. The mine safety alarm of claim 1, wherein: the inner diameters of the through opening (88) and the threaded opening (89) are the same.

7. The mine safety alarm of claim 1, wherein: the four extension springs (810) are evenly distributed on the left side of the sliding block (86).