CN206082898U - Be applied to brokenly coal and prevent abrupt nozzle rotary device - Google Patents

Abstract

The utility model provides a be applied to brokenly coal and prevent abrupt nozzle rotary device mainly includes drive arrangement, transmission, rotary device and support. Its characterized in that hydraulic motor drives gear I and rotates, gear I and the meshing of gear II, gear II and the meshing of gear III, gear III and sleeve pipe gear engagement, and then drive sleeve pipe gear revolve, the eccentric strap is installed in the quill gear, there is the buckle on the eccentric strap, there is the draw -in groove on the quill gear, the buckle card is in the draw -in groove, when sleeve pipe gear revolve contacts with the buckle to the draw -in groove is marginal, the quill gear drives the eccentric strap and rotates, a water pipe side -mounting is in universal cover, there is the spherical lantern ring in the universal cover, be used for the adjusting water pipe cone angle, the water pipe is inboard near the eccentric strap, one end is installed on the coupling, use the coupling to do the rotation as the fulcrum by the relative motion drive water pipe of eccentric strap and quill gear, nozzle install is at the water pipe other end, the quill gear, eccentric strap and spherical lantern ring combined action guarantee that the nozzle can rotate, can adjust the rotation cone angle again, the utility model discloses the structure is exquisite, reliable, and the broken coal that is applicable to the coal mining in -process is prevented suddenly.

Description

A kind of nozzle whirligig for being applied to brokenly coal protrusion-dispelling

Technical field

The utility model is related to coal mine machinery field, and in particular to a kind of nozzle whirligig for breaking coal protrusion-dispelling.

Background technology

Gas Outburst is one of serious natural calamity in process of coal mining, and it is that coal and rock is fast around getting working face Speed is broken, dish out to tunnel with coal petrography or move and the gas that pours out a kind of extremely complex phenomenon, personnel can be caused Injures and deaths and roadway electromechanical equipment are ruined, and destroy mine ventilation system, or even cause gas explosion and fire incident.Conventional at present The shortcomings of outburst prevention device has big quantities, occupancy driving time length, high measure school inspection exceeding standard rate, this results in coal roadway tunneling speed Degree is low, coal mine excavation balance numerous imbalances, easily induces coal and gas prominent.High-pressure water jet can be very as local outburst prevention measures Well suitable for the driving extinction of severe outburst coal, the measure repetitive rate is low, the execution time is short, driving speed is significantly carried Height, while economic and social benefit is notable.Nozzle is one of critical component of the broken coal protrusion-dispelling system of water jet, plays load and energy Transformation, nozzle is typically all arranged on nozzle holder, by the advance of the effect control nozzle of motor or hydraulic motor, Retreat and rotating, but because the working space for breaking coal outburst prevention device is narrow and small, environment is complicated, and this requires that nozzle holder should Exquisiteness, it is reliability and durability again.Analyze based on more than, need badly and a kind of structure novelty, low cost, accurate durable nozzle rotation are provided Device.

The content of the invention

For the defect of above-mentioned prior art, the utility model provides a kind of nozzle rotating dress for being applied to brokenly coal protrusion-dispelling Put, this device can not only change not enough present in broken coal outburst prevention device originally, but also can reliably control nozzle Rotation.

The utility model solves the technical scheme that its technical problem adopted：Mainly include driving means, transmission device, Whirligig and support.Driving means are mainly made up of hydraulic motor；Transmission device includes gear I, power transmission shaft, gear II, tooth Wheel III etc.；Tumbler is mainly by quill gear, eccentric hoop, buckle, draw-in groove, water pipe, universal set, the spherical collar, pipe joint etc. Composition；Support includes cantilever, motor mount and gripper shoe etc..It is characterized in that hydraulic motor band moving gear I is rotated, gear I Engage with gear II and rotate with gear I, gear II is engaged with gear III, by the transfer gear II band moving gears of power transmission shaft III is rotated, and quill gear is installed on the supporting plate, and gear III is engaged with quill gear, and then drives quill gear to rotate, partially Thimble is arranged in quill gear, there is buckle on eccentric hoop, there is draw-in groove on quill gear, and buckle is stuck in draw-in groove, when sleeve pipe tooth When wheel turns to pocket edges and contact with buckle, quill gear drive eccentric hoop rotation, quill gear and eccentric hoop internal-and external diameter it is equal It is round for rule, but there is distance of center circle between the two, water pipe side is arranged in universal set, there is the spherical collar in universal set, is used In water pipe cone angle is adjusted, on the eccentric hoop, one end is arranged on pipe joint in water pipe outside, is fulcrum by sleeve pipe tooth with pipe joint Take turns and drive water pipe to rotate with the relative motion of eccentric hoop, nozzle is arranged on the water pipe other end, quill gear is common with the spherical collar Same-action ensures that nozzle can be rotated, and can adjust rotation cone angle, and present configuration is exquisite, reliable, it is adaptable to coal mining Broken coal protrusion-dispelling in journey.

Compared with prior art, the beneficial effects of the utility model are：Nozzle whirligig drives tooth using hydraulic motor Wheel I is rotated, and hydraulic motor will not cause gas explosion, gear I band moving gear II to rotate in use without electric spark, Rotated by the transfer gear II band moving gear III of power transmission shaft, quill gear is rotated with gear III, and eccentric hoop is arranged on sleeve pipe Rotate in gear and with quill gear, on eccentric hoop, water pipe one end is equipped with nozzle, final achievable nozzle in water pipe outside Rotate, the water pipe other end is fixed by cardo ring with the spherical collar, the spherical collar can adjust the rotation cone angle of nozzle, present invention knot Structure is exquisite, reliability and durability, and nozzle whirligig not only has the Telescopic of open market upper bracket, and nozzle can also be rotated, But also rotation cone angle can be adjusted, it is easy to use, it is adaptable to the field such as broken coal protrusion-dispelling in process of coal mining.

Description of the drawings

Fig. 1 is a kind of nozzle whirligig overall structure diagram for being applied to brokenly coal protrusion-dispelling

Fig. 2 is a kind of nozzle whirligig internal structure schematic diagram for being applied to brokenly coal protrusion-dispelling

Fig. 3 is quill gear structural representation

Fig. 4 is eccentric hoop structural representation

In the figures above：1st, hydraulic motor；2nd, cantilever；3rd, gripper shoe；4th, nozzle；5th, motor mount；6th, gear I；7、 Pipe joint；8th, power transmission shaft；9th, universal set；10th, gear III；11st, gear II；12nd, quill gear；13rd, water pipe；14th, spherical set Ring；15th, draw-in groove；16th, eccentric hoop；17th, buckle.

Specific embodiment

As shown in Figure 1, 2, the utility model mainly includes driving means, transmission device, whirligig and support.Drive dress Put and be mainly made up of hydraulic motor 1；Transmission device includes gear I6, power transmission shaft 8, gear II11, gear III10 etc.；Rotating dress Put main by quill gear 12, eccentric hoop 16, buckle 17, draw-in groove 15, water pipe 13, universal set 9, the spherical collar 14, pipe joint 7 etc. Composition；Support includes cantilever 2, motor mount 5 and gripper shoe 3 etc..It is characterized in that driving means adopt hydraulic motor 1, liquid Pressure motor 1 is prevented because electric spark makes gas explosion, hydraulic motor 1 be arranged on cantilever 2, tightly in use without electric spark By motor mount 5, motor mount 5 is similarly installed on cantilever 2, and hydraulic motor 1 is connected and band moving gear I6 with gear I6 Rotate, power transmission shaft 8 is arranged between gripper shoe 3 and motor mount 5, gear II11 is arranged on the both sides of power transmission shaft 8, one end and tooth Wheel I6 engagements are simultaneously rotated with gear I6, and the other end is engaged with gear III10, and gear III10 is arranged in gripper shoe 3, by passing The transfer gear II11 band moving gear III10 of moving axis 8 are rotated, and quill gear 12 is similarly installed in gripper shoe 3, gear III10 Engage with quill gear 12, and then drive quill gear 12 to rotate, quill gear 12 is on sleeve pipe plus work gear, and front end is provided with Draw-in groove 15, internal diameter is rule circle, and external diameter is similarly regular circle, but there is distance of center circle in the internal-and external diameter center of circle.Gripper shoe 3 is arranged on cantilever 2 Front end, there is an aperture centre, and quill gear 12 is arranged in the aperture of gripper shoe 3, and eccentric hoop 16 is arranged in quill gear 12, There is buckle 17 on eccentric hoop 16, buckle 17 is stuck in draw-in groove 15, connect with buckle 17 when quill gear 12 turns to the edge of draw-in groove 15 When tactile, quill gear 12 drives eccentric hoop 16 to rotate, and the inner diameter shape of eccentric hoop 16 is similarly regular circle, but both centers of circle are equally deposited In distance of center circle, the outside of water pipe 13 abuts the internal diameter of eccentric hoop 16, and the side of water pipe 13 is arranged in universal set 9, and universal set 9 is fixed on outstanding On arm 2, there is the spherical collar 14 in universal set 9, the spherical collar 14 can be rotated in 9 inner peripherys of universal set, and the one end of water pipe 13 is installed On pipe joint 7, pipe joint 7 is similarly installed on cantilever 2, pipe joint 7 be used for connecting water pipe 13, with pipe joint 7 as fulcrum by Eccentric hoop 16 drives water pipe 13 to rotate with the relative motion of quill gear 12, and nozzle 4 is arranged on the other end of water pipe 13, with water pipe 13 Rotate, the spherical collar 14 is used to adjust cone angle when water pipe 13 is rotated, and eccentric hoop 16, quill gear 12 and the spherical collar 14 are total to Same-action ensures that nozzle 4 can be rotated, and can adjust rotation cone angle.

As shown in Figure 3,4, the quill gear 12 that the utility model is adopted is eccentric structure, internal-and external diameter with eccentric hoop 16 Regular circle is, but internal-and external diameter circle is non-concentric, there is distance of center circle between the center of circle, when quill gear 12 and eccentric hoop 16 are in card When having relative motion in the presence of button 17 and draw-in groove 15, the space between quill gear 12 and eccentric hoop 16 can occur relative change Change, make water pipe 13 rotate, present configuration is simple, exquisite.

Examples detailed above only to illustrate technology design of the present utility model and feature, its object is to allow and be familiar with technique Personage will appreciate that content of the present utility model and implements according to this, can not be all in this, as protection domain of the present utility model The equivalence changes made according to utility model Spirit Essence or modification, all should cover within protection domain of the present utility model.

Claims (3)

1. a kind of nozzle whirligig for being applied to brokenly coal protrusion-dispelling, it is characterised in that：Nozzle whirligig mainly includes driving dress Put, transmission device, whirligig and support, hydraulic motor band moving gear I rotates, and gear I is engaged with gear II, gear II and tooth Wheel III engagements, gear III is engaged with quill gear, and then drives quill gear to rotate, and eccentric hoop is arranged in quill gear, There is buckle on eccentric hoop, there is draw-in groove on quill gear, buckle is stuck in draw-in groove, when quill gear turns to pocket edges and buckle During contact, quill gear drives eccentric hoop to relatively rotate, and water pipe drives water pipe to rotate, water against eccentric hoop inner side by eccentric hoop Pipe side is arranged in universal set, there is the spherical collar in universal set, and for adjusting nozzle rotation cone angle, water pipe one end is arranged on pipe On joint, the other end is equipped with nozzle, and quill gear ensures that nozzle can be rotated with eccentric hoop and spherical collar collective effect, and energy Adjust and rotate cone angle.

2. a kind of nozzle whirligig for being applied to brokenly coal protrusion-dispelling according to claim 1, it is characterised in that：Described set Pipe gear can be relatively rotated with eccentric hoop, and the space in rotation process between two internal diameters has relative change.

3. a kind of nozzle whirligig for being applied to brokenly coal protrusion-dispelling according to claim 1 and 2, it is characterised in that：It is described Quill gear, eccentric hoop and the spherical collar can cooperate, that is, can guarantee that nozzle rotation, can also adjust the rotating cone of nozzle Angle.