CN208702406U - A kind of coalcutter warning device - Google Patents

Abstract

The utility model discloses a kind of coalcutter warning devices, including warning device main body and the protective shell for being set in warning device body exterior, the protective shell is divided into upper housing and lower case, one of them of the upper housing and lower case are hinged at, and another of upper housing and lower case side are fixed with clamp device, there is sleeve in the lower end of the warning device main body surrounding side wall by rolling bearing rotation, the side wall of the sleeve is fixed with two symmetrically arranged first sliding blocks, the surrounding inner sidewall of the lower case offers the spiral shape sliding slot to match with the first sliding block, the internal activity of the lower case is equipped with movable plate.The utility model, which passes through the protective shell being equipped with, to protect alarm body, can carry out bumper and absorbing shock to alarm body by the damping device being equipped with, extend the service life of warning device, more practical, be suitble to be widely popularized and use.

Description

A kind of coalcutter warning device

Technical field

The utility model relates to coal mining security technology area, in particular to a kind of coalcutter warning device.

Background technique

Coalcutter is one and integrates mechanical, electrical and hydraulic large-scale complicated system, and working environment is severe, if gone out Existing failure will will lead to the interruption of entire coal work, cause huge economic loss, and coalcutter is to realize that coal production is mechanical One of change and the important equipment of modernization, mechanical coal mining can mitigate manual labor, improve safety, reach high yield, height Efficiency, low consumed purpose.

Currently, coalcutter can all install warning device when in use, warning device can work in coalcutter and touch danger Alarm signal is issued when the domain of danger zone, people is can be avoided and safety accident occurs, still, in order to make the alarm signal at warning device valve It number can effectively transmit, warning device is generally directly installed on coalcutter surface, is easy to be caused to damage by foreign object strike, and adopt Coal machine can generate vibration when working, and be easy to damage the internal element of warning device, therefore propose a kind of coalcutter alarm Device.

Utility model content

The main purpose of the utility model is to provide a kind of coalcutter warning devices, can effectively solve in background technique The problem of.

To achieve the above object, the technical solution that the utility model is taken are as follows:

A kind of coalcutter warning device, including warning device main body and the protective shell for being set in warning device body exterior, The protective shell is divided into upper housing and lower case, and one of them of the upper housing and lower case are hinged at, and upper housing and Another side of lower case is fixed with clamp device, and the lower end of the warning device main body surrounding side wall passes through rolling bearing Rotation has sleeve, and the side wall of the sleeve is fixed with two symmetrically arranged first sliding blocks, the surrounding inside of the lower case Wall offers the spiral shape sliding slot to match with the first sliding block, and the internal activity of the lower case is equipped with movable plate, the movement The lower end of plate is fixed with damping device, and the upper end and sleeve lower end of the movable plate offset setting.

Further, the damping device includes two grooves for being provided with the bottom inside wall of lower case, described in two Groove is symmetrical arranged, and the inside of two grooves is slidably connected there are two the second sliding block, is set between two second sliding blocks There is spring, the upper end of second sliding block is rotatably connected to connecting rod, and the connecting rod is rotated far from one end of the second sliding block to be connected It is connected to link block, the one end of the link block far from connecting rod is fixedly connected with the lower end of movable plate.

Further, the inside of the groove is equipped with slide bar, and the both ends of the slide bar extend through two the second sliding blocks simultaneously It is fixedly connected with the two side walls of groove, and slide bar and spring pivot bush unit.

Further, the clamp device includes two for being respectively fixedly disposed at upper housing and lower case sidewall surfaces One fixed block, two first fixed blocks are fastenedly connected by fastening bolt.

Further, the upper end of the upper housing offers opening, and the inside of the opening is fixed with Air Filter.

Further, the side wall lower ends of the lower case are fixed with two symmetrically arranged second fixed blocks, and described The upper end of two fixed blocks offers fixation hole.

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

1. the coalcutter warning device of the utility model, can effectively be alarmed dress by the upper housing and lower case that are equipped with It sets main body to be protected, avoids foreign object strike, and the opening that upper housing opens up can effectively pass the alarm signal of alarm It passs out, the Air Filter for being fixed at open interior can block the dust that building site generates, and dust is avoided to enter warning device The internal influence warning device of main body works.

2. the coalcutter warning device of the utility model, by the movable plate being equipped with, when warning device main body is shaken When, warning device main body is able to drive sleeve and moves down, and sleeve is able to drive movable plate and moves down, and movable plate is able to drive Link block moves down, and link block is able to drive connecting rod movement, and connecting rod is able to drive two the second sliding blocks and relatively moves, and two A second sliding block is buffered by intermediate spring, thus sliding block can to connecting rod, link block, movable plate and sleeve into Row buffering can make to alarm so as to carry out damping to warning device main body by being equipped with the first sliding block and spiral shape sliding slot When apparatus main body is shaken, sleeve rotating is moved down, and so as to buffer to warning device main body, reduces alarm dress The distance that main body moves down is set, is used convenient for people.

Detailed description of the invention

Fig. 1 is a kind of forward sight section overall structure diagram of coalcutter warning device of the utility model；

Fig. 2 is a kind of left view the schematic diagram of the section structure of coalcutter warning device of the utility model.

In figure: 1, warning device main body；2, upper housing；3, lower case；4, sleeve；5, the first sliding block；6, spiral shape sliding slot； 7, movable plate；8, the second sliding block；9, spring；10, connecting rod；11, link block；12, slide bar；13, the first fixed block；14, it fastens Bolt；15, Air Filter；16, the second fixed block.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

As shown in Figs. 1-2, a kind of coalcutter warning device, including warning device main body 1 and it is set in warning device main body Protective shell outside 1, the protective shell are divided into one of them of upper housing 2 and lower case 3, the upper housing 2 and lower case 3 It is hinged at, and another side of upper housing 2 and lower case 3 is fixed with clamp device, 1 surrounding of warning device main body There is sleeve 4 in the lower end of side wall by rolling bearing rotation, and the side wall of the sleeve 4 is fixed with two symmetrically arranged first Sliding block 5, the surrounding inner sidewall of the lower case 3 offer the spiral shape sliding slot 6 to match with the first sliding block 5, the lower case 3 Internal activity be equipped with movable plate 7, the lower end of the movable plate 7 is fixed with damping device, the upper end of the movable plate 7 and set 4 lower ends of cylinder offset setting.

Wherein, the damping device includes two grooves for being provided with the bottom inside wall of lower case 3, two grooves It is symmetrical arranged, and the inside of two grooves is slidably connected there are two the second sliding block 8, is equipped between two second sliding blocks 8 Spring 9, the upper end of second sliding block 88 are rotatably connected to connecting rod 10, the one end of the connecting rod 10 far from the second sliding block 8 It is rotatably connected to link block 11, the one end of the link block 11 far from connecting rod 10 is fixedly connected with the lower end of movable plate 7, when When warning device main body 1 is shaken, warning device main body 1 is moved down with moving sleeve 4, and sleeve 4 drives movable plate 7 downward Mobile, movable plate 7 drives link block 11 to move down, and link block 11 drives connecting rod 10 mobile, and connecting rod 10 drives two the The relative movement of two sliding blocks 8, two the second sliding blocks 8 are buffered by intermediate spring 9, so that the second sliding block 9 is to connecting rod 10, link block 11, movable plate 7 and sleeve 4 are buffered, to carry out damping to warning device main body 1.

Wherein, the inside of the groove is equipped with slide bar 12, and the both ends of the slide bar 12 extend through two the second sliding blocks 8 simultaneously It is fixedly connected with the two side walls of groove, and slide bar 12 and 9 pivot bush unit of spring, the second sliding block 8 can be made to slide more steady It is fixed, and avoid spring 9 when being compressed to groove outside sweep.

Wherein, the clamp device includes two for being respectively fixedly disposed at 3 sidewall surfaces of upper housing 2 and lower case One fixed block 13, two first fixed blocks 13 are fastenedly connected by fastening bolt 14, convenient for making upper housing 2 and lower case 3 It is fastenedly connected.

Wherein, the upper end of the upper housing 2 offers opening, and the inside of the opening is fixed with Air Filter 15, is convenient for The alarm signal that alarm issues can be passed effectively, and can block the dust in building site.

Wherein, the side wall lower ends of the lower case 3 are fixed with two symmetrically arranged second fixed blocks 16, and described second The upper end of fixed block 16 offers fixation hole, convenient for protective shell is fixed, increases the stability of warning device.

Working principle: in use, being protected by the upper housing 2 and the effective warning device main body 1 of lower case 3 being equipped with Shield avoids foreign object strike that warning device main body 1 is caused to damage, and the opening opened up by 2 upper end of upper housing is effectively by alarm Alarm signal pass out, and the Air Filter 15 for being fixed at open interior blocks the dust that building site generates, and avoids dust Into the internal influence alarm work of warning device main body 1, by the movable plate 7 being equipped with, when warning device main body 1 is shaken When dynamic, warning device main body 1 is moved down with moving sleeve 4, and sleeve 4 drives movable plate 7 to move down, and movable plate 7, which drives, to be connected Block 11 is connect to move down, link block 11 drives connecting rod 10 mobile, and connecting rod 10 drives two the second sliding blocks 8 to relatively move, and two A second sliding block 8 is buffered by intermediate spring 9, so that the second sliding block 9 is to connecting rod 10, link block 11, movable plate 7 And sleeve 4 is buffered, so that damping is carried out to warning device main body 1, by being equipped with the first sliding block 5 and spiral shape sliding slot 6 When being shaken warning device main body 1, the rotation of sleeve 4 is moved down, to buffer to warning device main body 1, is reduced The distance that warning device main body 1 moves down uses convenient for people.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (6)

1. a kind of coalcutter warning device including warning device main body (1) and is set in the external protection of warning device main body (1) Shell, it is characterised in that: the protective shell is divided into its of upper housing (2) and lower case (3), the upper housing (2) and lower case (3) In one be hinged at, and another side of upper housing (2) and lower case (3) is fixed with clamp device, the alarm dress The lower end for setting main body (1) surrounding side wall has sleeve (4) by rolling bearing rotation, and the side wall of the sleeve (4) is fixed with two A symmetrically arranged first sliding block (5), the surrounding inner sidewall of the lower case (3) is offered to match with the first sliding block (5) The internal activity of spiral shape sliding slot (6), the lower case (3) is equipped with movable plate (7), and the lower end fixation of the movable plate (7) is set There is a damping device, the upper end and sleeve (4) lower end of the movable plate (7) offset setting.

2. coalcutter warning device according to claim 1, it is characterised in that: the damping device includes two and is provided with The groove of the bottom inside wall of lower case (3), two grooves are symmetrical arranged, and the inside of two grooves slidably connects Two the second sliding blocks (8) are equipped with spring (9) between two second sliding blocks (8), and the upper end of second sliding block (8) rotates It is connected with connecting rod (10), the connecting rod (10) is rotatably connected to link block (11) far from the one end of the second sliding block (8), described Link block (11) is fixedly connected far from the one end of connecting rod (10) with the lower end of movable plate (7).

3. coalcutter warning device according to claim 2, it is characterised in that: the inside of the groove is equipped with slide bar (12), the both ends of the slide bar (12) extend through two the second sliding blocks (8) and are fixedly connected with the two side walls of groove, and sliding Bar (12) and spring (9) pivot bush unit.

4. coalcutter warning device according to claim 1, it is characterised in that: the clamp device includes that fixation respectively is set Two the first fixed blocks (13) in upper housing (2) and lower case (3) sidewall surfaces are set, two first fixed blocks (13) are logical Fastening bolt (14) is crossed to be fastenedly connected.

5. coalcutter warning device according to claim 1, it is characterised in that: the upper end of the upper housing (2) offers Opening, the inside of the opening is fixed with Air Filter (15).

6. coalcutter warning device according to claim 1, it is characterised in that: the side wall lower ends of the lower case (3) are solid Surely symmetrically arranged second fixed block (16) there are two setting, the upper end of second fixed block (16) offers fixation hole.