CN218716768U

CN218716768U - Spraying device in coal mining machine

Info

Publication number: CN218716768U
Application number: CN202223131953.0U
Authority: CN
Inventors: 李亮; 王广生
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-24
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a coal-winning machine built-in atomizer relates to mining technical field, including the protection framework, the below of protection framework is fixed with first solid fixed ring, and annular inside groove has been seted up to first solid fixed ring's bottom. The utility model discloses a set up the protective framework body, first solid fixed ring, the guide way, annular inside groove, the iron sheet, the sliding block, the protective housing, the magnetic sheet, the protective housing passes through the sliding block and slides in the guide way, and then enter into annular inside groove, rotate first solid fixed ring, make the magnetic sheet on the sliding block adsorb with the iron sheet in the annular inside groove mutually, make first solid fixed ring fix at the protective housing outside like this, protective framework body and first solid fixed ring welding, make protective framework body fix at the protective housing outside, be convenient for dismantle or install protective framework body, make protective framework body effectively protect the atomizer inside to protective housing like this, avoided atomizer to suffer the striking of outside coal cinder and the condition of damaging, atomizer's life has been improved.

Description

Spraying device in coal mining machine

Technical Field

The utility model relates to a mining technology field, in particular to atomizer in coal-winning machine.

Background

Such as the patent: a spraying device in a coal mining machine (with the notice number of CN 209924988U) comprises a spraying base, a spraying head, a blocking plate and an elastic connecting piece; the spraying base is obliquely fixed on the outer part of the roller and is arranged between two adjacent cutting teeth, the end part of the spraying head is rotatably sleeved in the spraying base, the inner cavities of the spraying base and the spraying head are communicated with a spraying pipeline in the roller, the inner side wall of the water outlet end of the spraying head is provided with a step surface, and the blocking plate is arranged at the water outlet end of the spraying head and is in lap joint with the step surface; one end of the elastic connecting piece is fixed on the inner side of the blocking plate, and the other end of the elastic connecting piece is fixedly connected with the inner cavity of the atomizing head. The utility model provides a atomizer can reduce in coal mining process coal cinder and waste rock to the collision and the damage of atomising head, can prevent that the atomising head from blockking up to still be convenient for change the atomising head.

The existing spraying device in the coal mining machine is not provided with a protection device, so that a spraying head is easily impacted by a large coal briquette to cause damage to the spraying head. Therefore, it is necessary to provide a spraying device in a coal mining machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal-winning machine built-in atomizer to the problem that the atomising head received the damage easily is provided with protector and makes in solving above-mentioned background art and propose.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal-winning machine built-in atomizer, includes the protection framework, wherein the protection framework plays the effect that the inside atomizer was avoided the coal cinder striking, the below of protection framework is fixed with first solid fixed ring, and wherein first solid fixed ring plays the effect of connecting the protection framework, is convenient for the dismouting of protection framework, annular inside groove has been seted up to first solid fixed ring's bottom, and wherein annular inside groove makes the sliding block slide in its inside, is convenient for carry out the dismouting to the protection framework, the internally mounted of annular inside groove has the iron sheet, and wherein the iron sheet plays the effect of adsorbing the magnetic sheet, and the purpose makes the sliding block fix at annular inside groove inside, and then makes the protection casing be difficult for sliding at first solid fixed ring, one side of iron sheet is provided with the protection casing, and wherein the protection casing plays the effect of protecting the water pipe, the side of protection casing is fixed with the sliding block, wherein the sliding block plays gliding effect, the internally mounted of sliding block has the magnetic sheet, the magnetic sheet adsorbs with the iron sheet, and wherein the magnetic sheet plays the effect of adsorbing the iron sheet, makes the protection casing fix inside first solid fixed ring and then prevents the first solid fixed ring from sliding.

Preferably, first hole has been seted up to first solid fixed ring's inside, first hole one side is provided with the guide way, the internal diameter size of guide way with the external diameter size of sliding block is the same, the guide way with sliding block sliding connection, wherein first hole plays the effect of inserting protection casing, and the guide way plays the effect of direction for the sliding block slides in annular inside groove.

Preferably, the inboard of first hole is provided with the water pipe, the second hole has been seted up at the top of water pipe, and wherein the water pipe plays the effect of connecting the atomising head, and the purpose provides the water source for the atomising head.

Preferably, the inside screw hole that has seted up of water pipe, the top of screw hole is provided with seal ring, and wherein the screw hole makes the solid fixed ring of second at its inside threaded connection, is convenient for like this change the solid fixed ring of second, and seal ring plays sealed waterproof effect, has improved the spraying efficiency of atomising head.

Preferably, the outside of seal ring is provided with the solid fixed ring of second, the external diameter size of the solid fixed ring of second is the same with the internal diameter size of screw hole, the solid fixed ring of second and screw hole threaded connection, wherein the solid fixed ring of second plays the effect of fixed atomising head.

Preferably, the outer wall of the second fixing ring is provided with an external thread, the external thread is in threaded fit with the threaded hole, and the external thread is in threaded connection with the threaded hole.

Preferably, the top of the second fixing ring is fixed with a spray head, the side of the spray head is provided with a nozzle, the nozzle has four groups, four groups the nozzle is in the spray head is linear distribution, wherein the spray head plays the effect of installing the nozzle, the nozzle plays the effect of spraying, the side of the spray head is provided with four groups of nozzles, so that the coverage area of spraying is enlarged.

The utility model discloses a technological effect and advantage:

1. by arranging the protective frame body, the first fixing ring, the guide groove, the annular inner groove, the iron sheet, the sliding block, the protective shell and the magnetic sheet, the protective shell slides in the guide groove through the sliding block and then enters the annular inner groove, and the first fixing ring is rotated to enable the magnetic sheet on the sliding block to be adsorbed with the iron sheet in the annular inner groove, so that the first fixing ring is fixed outside the protective shell, the protective frame body is welded with the first fixing ring, the protective frame body is fixed outside the protective shell, the protective frame body is convenient to disassemble or assemble, the protective frame body can effectively protect the spraying device in the protective shell, the spraying device is prevented from being damaged due to the impact of external coal briquettes, and the service life of the spraying device is prolonged;

2. through the arrangement of the threaded hole, the second fixing ring and the external thread, the external thread is arranged on the outer wall of the second fixing ring and is in threaded connection with the threaded hole formed in the water pipe, so that the atomizing head can be conveniently disassembled and assembled, and the atomizing head can be conveniently replaced;

3. through setting up seal ring, nozzle, seal ring's setting has prevented that the water in the water pipe from the gap blowout of atomising head and water piping connection to improved the spraying effect, installed four groups of nozzles around the atomising head, can enlarge the spraying scope, improved the scope nature of spraying.

Drawings

Fig. 1 is a front view structure schematic diagram of the inner spraying device of the coal mining machine of the utility model.

Fig. 2 is a schematic structural diagram of a protection mechanism in a spraying device in a coal mining machine according to the present invention.

Fig. 3 is a schematic structural diagram of a spraying mechanism in a spraying device in a coal mining machine according to the present invention.

Fig. 4 is a schematic top view of the spraying device in the coal mining machine according to the present invention.

In the figure: 1. a protective frame body; 2. a first retaining ring; 3. a first inner bore; 4. a guide groove; 5. an annular inner groove; 6. iron sheets; 7. a protective housing; 8. a slider; 9. a magnetic sheet; 10. a water pipe; 11. a second inner bore; 12. a threaded hole; 13. a sealing gasket; 14. a second retaining ring; 15. an external thread; 16. a spray head; 17. and (4) a nozzle.

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.

The utility model provides a coal-winning machine built-in atomizer as shown in fig. 1-4, including protective frame body 1, wherein protective frame body 1 plays the effect that protective ring inside atomizer avoids the coal cinder striking, protective frame body 1's below is fixed with first solid fixed ring 2, wherein first solid fixed ring 2 plays the effect of connecting protective frame body 1, be convenient for the dismouting of protective frame body 1, annular inside groove 5 has been seted up to first solid fixed ring 2's bottom, wherein annular inside groove 5 makes sliding block 8 slide in its inside, be convenient for carry out the dismouting to protective frame body 1, the internally mounted of annular inside groove 5 has iron sheet 6, wherein iron sheet 6 plays the effect of adsorbing magnetic sheet 9, the purpose makes sliding block 8 inside annular inside groove 5 fixed, and then make protective housing 7 difficult for sliding at first solid fixed ring 2, one side of iron sheet 6 is provided with protective housing 7, wherein protective housing 7 plays the effect of protecting water pipe 10, the side of protective housing 7 is fixed with sliding block 8, wherein sliding block 8 plays gliding effect, the internally mounted of sliding block 8 has magnetic sheet 9, magnetic sheet 9 adsorbs the magnetic sheet with iron sheet 6 mutually, wherein 9 plays the effect of adsorbing the magnetic sheet 6, make first solid fixed ring 7 slide inside first solid fixed ring 2, prevent first solid fixed ring 2.

First hole 3 has been seted up to first solid fixed ring 2's inside, and first hole 3 one side is provided with guide way 4, and the internal diameter size of guide way 4 is the same with sliding block 8's external diameter size, and guide way 4 and sliding block 8 sliding connection, wherein first hole 3 play the effect of inserting protection casing 7, and guide way 4 plays the effect of direction for sliding block 8 slides in annular inside groove 5.

The inside of first hole 3 is provided with water pipe 10, and second hole 11 has been seted up at the top of water pipe 10, and wherein water pipe 10 plays the effect of connecting atomising head 16, and the purpose provides the water source for atomising head 16.

Threaded hole 12 is seted up to water pipe 10 inside, and threaded hole 12's top is provided with seal ring 13, and wherein threaded hole 12 makes second solid fixed ring 14 at its inside threaded connection, is convenient for like this change second solid fixed ring 14, and seal ring 13 plays sealed waterproof effect, has improved atomising head 16's spraying efficiency.

The outside of the sealing washer 13 is provided with a second fixing ring 14, the outer diameter of the second fixing ring 14 is the same as the inner diameter of the threaded hole 12, the second fixing ring 14 is in threaded connection with the threaded hole 12, and the second fixing ring 14 plays a role in fixing the spray head 16.

The outer wall of the second fixing ring 14 is provided with an external thread 15, the external thread 15 is in threaded fit with the threaded hole 12, and the external thread 15 is in threaded connection with the threaded hole 12.

The spray head 16 is fixed on the top of the second fixing ring 14, the spray head 16 is provided with four groups of spray nozzles 17 on the side surface, the four groups of spray nozzles 17 are distributed linearly on the spray head 16, wherein the spray head 16 plays a role of installing the spray nozzles 17, the spray nozzles 17 play a role of spraying, and the four groups of spray nozzles 17 are arranged on the side surface of the spray head 16, so that the coverage area of spraying is increased.

The working principle is as follows: during production, the coal flies to the atomizing spray head 16, the protective frame body 1 blocks the coal, so that the atomizing spray head 16 cannot be impacted by the coal, the service life of the atomizing spray head 16 is prolonged, after the protective frame body 1 is used for a period of time, the protective frame body 1 deforms due to external force impact for a long time, and when the protective frame body needs to be disassembled and replaced, the first fixing ring 2 below the protective frame body 1 is rotated, the sliding block 8 arranged outside the protective shell 7 rotates in the annular inner groove 5 and moves to the guide groove 4, the protective frame body 1 and the first fixing ring 2 are lifted upwards, the magnetic sheet 9 inside the sliding block 8 is separated from the iron sheet 6, then the sliding block 8 slides out from the guide groove 4, so that the protective shell 7 is separated from the first inner hole 3, and the protective frame body 1 fixed above the first fixing ring 2 is disassembled; when the atomising head 16 needs to be changed, the inside screw hole 12 of seting up of water pipe 10 and the solid fixed ring 14 threaded connection of second in atomising head 16 below, only need twist the atomising head 16 in the port department of water pipe 10, alright dismantle the atomising head 16 get off, to sum up, realized that this coal-winning machine inner spraying device protectiveness is strong and the function of the dismouting of being convenient for.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a coal-winning machine built-in atomizer, includes protection framework (1), its characterized in that: the improved iron sheet protection device is characterized in that a first fixing ring (2) is fixed below the protection frame body (1), an annular inner groove (5) is formed in the bottom end of the first fixing ring (2), an iron sheet (6) is installed inside the annular inner groove (5), a protection shell (7) is arranged on one side of the iron sheet (6), a sliding block (8) is fixed on the side face of the protection shell (7), a magnetic sheet (9) is installed inside the sliding block (8), and the magnetic sheet (9) and the iron sheet (6) are adsorbed mutually.

2. The inner spray device of a coal mining machine according to claim 1, characterized in that: first hole (3) have been seted up to the inside of first solid fixed ring (2), first hole (3) one side is provided with guide way (4), the internal diameter size of guide way (4) with the external diameter size of sliding block (8) is the same, guide way (4) with sliding block (8) sliding connection.

3. A spray apparatus in a coal cutter according to claim 2, characterized in that: the inboard of first hole (3) is provided with water pipe (10), second hole (11) have been seted up at the top of water pipe (10).

4. A spray apparatus in a coal cutter according to claim 3, characterized in that: a threaded hole (12) is formed in the water pipe (10), and a sealing washer (13) is arranged above the threaded hole (12).

5. The spray apparatus in a coal mining machine according to claim 4, characterized in that: the outside of seal ring (13) is provided with solid fixed ring (14) of second, the external diameter size of solid fixed ring (14) is the same with the internal diameter size of screw hole (12), solid fixed ring (14) and screw hole (12) threaded connection of second.

6. The spray apparatus in a coal mining machine according to claim 5, characterized in that: the outer wall of the second fixing ring (14) is provided with an external thread (15), and the external thread (15) is in thread fit with the threaded hole (12).

7. The spray apparatus in a coal mining machine according to claim 5, characterized in that: the top of second solid fixed ring (14) is fixed with atomising head (16), the side of atomising head (16) is provided with nozzle (17), nozzle (17) have four groups, four groups nozzle (17) are in atomising head (16) are the linear distribution.