CN214887059U - Coal mining machine roller outer spraying device for fully mechanized coal mining - Google Patents

Abstract

The utility model discloses a coal mining machine roller outer spraying device for fully mechanized coal mining, which can clean the outer surface of a spray head in time, lighten the burden of the spray head, ensure the dust fall effect, protect the spray head at the same time, effectively avoid the outer surface of the spray head from being corroded, prolong the service life of the spray head, and is characterized in that a support plate is fixed on the side wall of the spray head through a reinforcing rib, a pneumatic cavity is fixed on the support plate, a push block is fixed on the top of the pneumatic cavity through a telescopic rod, the side wall of the push block close to the spray head is an inclined plane, a fixing lug is arranged on the side wall of the spray head, the fixing lug is arranged between the pneumatic cavity and the spray head, the fixing lug is hinged at one end of a connecting rod, the other end of the connecting rod is bent towards the direction close to the spray head to form a bent part, a flow guide sleeve is fixed on the bent part, a flow guide cavity is formed in the flow guide sleeve, and one end of a water guide pipe is fixed on the side wall at two opposite sides of the flow guide sleeve, the interior of the water diversion pipe is hollow and is communicated with the drainage cavity.

Description

Coal mining machine roller outer spraying device for fully mechanized coal mining

Technical Field

The utility model relates to an outer atomizer of coal-winning machine cylinder for coal mine fully mechanized mining relates to a device that carries out the dust fall and remove dust to the cylinder dust fall shower nozzle of fully mechanized coal-winning machine, belongs to colliery dust removal technical field. In particular to a dust removal device which can timely clean the outer surface of a spray head, reduce the burden of the spray head, ensure the dust removal effect, protect the spray head, effectively avoid the outer surface of the spray head from being corroded and prolong the service life of the spray head.

Background

In the coal mine fully-mechanized mining operation, a coal mining machine is one of main devices of fully-mechanized mining complete equipment, due to the fact that the working environment of a mine is severe, a large amount of dust can be generated when the coal mining machine on a fully-mechanized mining face cuts coal, the periphery of a roller is a key area for generating the dust, in order to guarantee normal operation of the coal mining machine, the dust is prevented from falling on the coal mining machine, the dust is required to be sprayed and subjected to dust fall treatment when the dust meets high temperature and generates sparks, the existing underground fully-mechanized mining face coal mining machine uses a spraying device, in the actual work, too much dust is accumulated on the outer surface of a spraying nozzle sprayed in the roller of the coal mining machine after coal cutting, the burden of the spraying nozzle is easily increased under long-time adhesion, and the spraying and dust fall effect is affected.

Notice No. CN204225889U discloses a coal-winning machine outer atomizer with adjustable, including the coal-winning machine, install the digging arm on the coal-winning machine, set up the atomizer at the digging arm front end, the spraying pipe setting that the jet outlet of atomizer is connected at the top side of digging arm towards the cylinder and with this atomizer, the atomizer of the device is traditional exposed shower nozzle structure, and the coal dust that falls onto the shower nozzle meets water back easy caking to adhere to on the shower nozzle, can aggravate the shower nozzle burden for a long time, influence dust collection efficiency.

Notice No. CN211623422U discloses a novel outer atomizer of coal-winning machine, including track and main part, the fixed surface of main part is equipped with branch, and the upper end of branch is fixed to be equipped with the hinge joint, and one side of hinge joint is fixed to be equipped with the spraying module, and the outer end of the device shower nozzle exposes in dust environment, and the dust adhesion makes the shower nozzle surface corroded easily for a long time at the shower nozzle surface, reduces the life of shower nozzle.

Disclosure of Invention

In order to improve the condition, the utility model relates to a coal mine is fully mechanized and is adopted outer atomizer of coal-winning machine cylinder provides one kind and can in time clear up the shower nozzle surface, alleviates the shower nozzle burden, guarantees dust fall effect, can protect the shower nozzle simultaneously, effectively avoids the shower nozzle surface to be corroded, prolongs the life dust collector of shower nozzle.

The utility model relates to an outer atomizer of coal-winning machine cylinder for coal mine fully-mechanized mining is realized like this: the utility model relates to a coal mining machine roller outer spraying device for coal mine fully-mechanized mining, which comprises a diversion sleeve, a water inlet cavity, a water diversion pipe, a cleaning spray head, a connecting rod, a fixed lug, a push block, a telescopic rod, a pneumatic cavity, a support plate, a spray head, a drainage cavity and a reinforcing rib, wherein the support plate is fixed on the side wall of the spray head through the reinforcing rib, the pneumatic cavity is fixed on the support plate, the push block is fixed on the top of the pneumatic cavity through the telescopic rod, the side wall of the push block close to the spray head is an inclined plane, the fixed lug is arranged on the side wall of the spray head, the fixed lug is arranged between the pneumatic cavity and the spray head, the fixed lug is hinged at one end of the connecting rod, the other end of the connecting rod is bent towards the direction close to the spray head to form a bent part, the diversion sleeve is fixed on the bent part, the drainage cavity is formed in the diversion sleeve, one end of the water diversion pipe is fixed on the side wall at two opposite sides of the diversion sleeve, the diversion sleeve is hollow inside and is communicated with the drainage cavity, the other end of the water diversion pipe is bent downwards towards the direction away from the diversion sleeve, and then is bent downwards gradually towards the direction close to the diversion sleeve, the other end of the water diversion pipe is provided with a cleaning spray head, a through hole is formed in the spray head and communicated with the inside of the water diversion pipe, the bottom of the diversion sleeve forms a water inlet cavity, and the diameter of one end, close to the diversion sleeve, of the water inlet cavity is larger than that of the other end of the water inlet cavity.

Advantageous effects

Firstly, can protect the shower nozzle, effectively avoid the shower nozzle surface to be corroded, prolong the life of shower nozzle.

Secondly, can in time clear up the shower nozzle surface, alleviate the shower nozzle burden, guarantee the dust fall effect.

And thirdly, the spray head can be matched with the existing spray head structure for use, and the installation is convenient.

Fourthly, the structure is simple, and the device is convenient and practical.

Fifthly, the cost is low, and the popularization is convenient.

Drawings

Fig. 1 is a schematic structural view of an external spraying device of a coal mining machine roller for fully mechanized coal mining of the utility model;

FIG. 2 is a schematic structural view of a flow guide sleeve of an external spraying device of a coal mining machine roller for fully mechanized coal mining of a coal mine;

fig. 3 is a schematic structural diagram of the coal mining machine roller outer spraying device for fully mechanized coal mining in a coal mine when not in use.

In the attached drawings

Wherein the method comprises the following steps: the water conservancy diversion cover 1, intake antrum 2, leading water pipe 3, clean shower nozzle 4, connecting rod 5, fixed ear 6, ejector pad 7, telescopic link 8, pneumatic chamber 9, backup pad 10, shower nozzle 11, drainage chamber 12, strengthening rib 13.

The specific implementation mode is as follows:

the utility model relates to an outer atomizer of coal-winning machine cylinder for coal mine fully-mechanized mining is realized like this: the utility model relates to a coal mining machine roller outer spraying device for coal mine fully-mechanized mining, which comprises a flow guide sleeve 1, a water inlet cavity 2, a water guide pipe 3, a cleaning spray head 4, a connecting rod 5, a fixed lug 6, a push block 7, a telescopic rod 8, a pneumatic cavity 9, a support plate 10, a spray head 11, a drainage cavity 12 and a reinforcing rib 13, wherein the support plate 10 is fixed on the side wall of the spray head 11 through the reinforcing rib 13, the pneumatic cavity 9 is fixed on the support plate 10, the push block 7 is fixed on the top of the pneumatic cavity 9 through the telescopic rod 8, the side wall of the push block 7 close to the spray head 11 is an inclined plane, the fixed lug 6 is arranged on the side wall of the spray head 11, the fixed lug 6 is arranged between the pneumatic cavity 9 and the spray head 11, the fixed lug 6 is hinged on one end of the connecting rod 5, the other end of the connecting rod 5 is bent towards the direction close to the spray head 11 to form a bent part, the flow guide sleeve 1 is fixed on the bent part, the flow guide sleeve 12 is formed in the flow guide sleeve 1, the water diversion sleeve 1 is fixedly arranged at one end of a water diversion pipe 3 on the opposite side walls, the water diversion pipe 3 is hollow and communicated with a drainage cavity 12, the other end of the water diversion pipe 3 is bent downwards in the direction far away from the water diversion sleeve 1 and then gradually bent downwards in the direction close to the water diversion sleeve 1, a cleaning spray head 4 is arranged at the other end of the water diversion pipe 3, a through hole is formed in the spray head 11 and communicated with the inside of the water diversion pipe 3, a water inlet cavity 2 is formed at the bottom of the water diversion sleeve 1, and the diameter of one end, close to the water diversion sleeve 1, of the water inlet cavity 2 is larger than that of the other end of the water inlet cavity 2;

when the device is used, the device is connected to a sprayer 11 through a fixing lug 6 and a reinforcing rib 13, a pneumatic cavity 9 is controlled, a push block 7 is controlled through a telescopic rod 8, a connecting rod 5 is moved towards the sprayer 11 through the push block 7, a water inlet cavity 2 at the bottom of a flow guide sleeve 1 is enabled to face the sprayer 11, water enters the flow guide sleeve 1 from the water inlet cavity 2 after being sprayed out of the sprayer 11, flows to a drainage tube through a drainage cavity 12, flows out through a through hole in a cleaning sprayer 4 and is cleaned towards the sprayer 11, after the cleaning is completed, the pneumatic cavity 9 is controlled again, the connecting rod 5 is reset, the flow guide sleeve 1 is driven to move towards a direction far away from the sprayer 11, and the flow guide sleeve 1 and the sprayer 11 are enabled to be staggered;

the design that the supporting plate 10 is fixedly arranged on the side wall of the spray head 11 through the reinforcing ribs 13 can support the supporting plate 10 through the reinforcing ribs 13, so that the supporting effect on the supporting plate 10 is enhanced, the supporting plate 10 is prevented from being crushed, and the service life of the device is prolonged;

the side wall of the push block 7 close to the spray head 11 is designed to be an inclined surface, so that the push block 7 can be attached to the connecting rod 5 after the connecting rod 5 rotates, a good supporting effect is formed, the connecting rod 5 is prevented from being broken due to too much bearing, meanwhile, the connecting rod 5 can be limited, and the cleaning spray head 4 is prevented from being separated from the spraying range of the spray head 11 due to an overlarge rotating angle of the connecting rod 5;

the diameter of one end of the water inlet cavity 2 close to the flow guide sleeve 1 is larger than that of the other end of the water inlet cavity 2, so that the outflow of water can be reduced after the water enters the water inlet cavity 2;

the design of staggering the guide sleeve 1 and the spray head 11 can prevent the guide sleeve 1 from blocking water in the spray head 11 from reaching the part of the coal mining machine needing dust removal when the spray head 11 removes dust, and preventing the spray head 11 from dust removal;

reach and to in time clear up 11 surfaces of shower nozzle, alleviate 11 burdens of shower nozzle, guarantee the dust fall effect, can protect shower nozzle 11 simultaneously, effectively avoid 11 surfaces of shower nozzle to be corroded, extension shower nozzle 11's life's purpose.

It should be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a detachable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (4)

1. The utility model provides an outer atomizer of coal-winning machine cylinder for coal mine is fully-mechanized, characterized by: the water diversion pipe comprises a diversion sleeve, a water inlet cavity, a water diversion pipe, a cleaning nozzle, a connecting rod, a fixing lug, a push block, a telescopic rod, a pneumatic cavity, a supporting plate, a nozzle, a diversion cavity and reinforcing ribs, wherein the supporting plate is fixedly arranged on the side wall of the nozzle through the reinforcing ribs, the pneumatic cavity is fixedly arranged on the supporting plate, the push block is fixedly arranged at the top of the pneumatic cavity through the telescopic rod, the fixing lug is arranged on the side wall of the nozzle, the fixing lug is arranged between the pneumatic cavity and the nozzle, the fixing lug is hinged to one end of the connecting rod, the other end of the connecting rod is bent towards the direction close to the nozzle to form a bent part, the diversion sleeve is fixedly arranged on the bent part, the diversion cavity is formed in the diversion sleeve, one end of the water diversion pipe is fixedly arranged on the side wall on two opposite sides of the diversion sleeve, the interior of the water diversion pipe is hollow and communicated with the diversion cavity, the cleaning nozzle is arranged at the other end of the water diversion pipe, a through hole is formed in the nozzle, the through hole is communicated with the interior of the water diversion pipe, the bottom of the flow guide sleeve forms a water inlet cavity.

2. The outer spraying device for the roller of the coal mining machine for the fully mechanized coal mining of the claim 1, wherein the side wall of the pushing block close to the spray head is an inclined surface.

3. The external spraying device for the roller of the coal mining machine for the fully mechanized coal mining of the claim 1, wherein the diameter of one end of the water inlet cavity close to the flow guide sleeve is larger than that of the other end of the water inlet cavity.

4. The outer spraying device for the roller of the coal mining machine for the fully mechanized coal mining of the claim 1, wherein the other end of the water conduit is bent downwards in the direction away from the flow guide sleeve and then gradually bent downwards in the direction close to the flow guide sleeve.

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