CN210689225U

CN210689225U - Coherent oxygen lance with conveniently replaced lance core

Info

Publication number: CN210689225U
Application number: CN201921646547.3U
Authority: CN
Inventors: 田长宝
Original assignee: Nanjing Xuanpu Metallurgical Technology Co Ltd
Current assignee: Nanjing Xuanpu Metallurgical Technology Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-05
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses an oxygen rifle tied in a bundle convenient to change rifle core, including oxygen rifle shell tied in a bundle, the inside of oxygen rifle shell tied in a bundle is equipped with first cavity and second cavity, and the diameter of the first cavity of diameter ratio of second cavity is big, and the second cavity is located inside one side of oxygen rifle shell tied in a bundle, and first cavity is located the inside opposite side of oxygen rifle shell tied in a bundle, is equipped with fastening device on the lateral wall of oxygen rifle shell tied in a bundle one side, the utility model discloses the beneficial effect who reaches is: the utility model relates to an oxygen rifle tied in a bundle convenient to change rifle core, the utility model discloses a rifle core threaded connection is inside first cavity and intubate, and intubate threaded connection is in the inside of second cavity, when changing the rifle core, only need pull down the shower nozzle, then through the rotatory intubate of solid fixed ring, with the intubate together with the rifle core pull out from the inside of oxygen rifle shell tied in a bundle, the rifle core rotates again, pulls out the rifle core from the inside of intubate for artifical alright realize changing the utility model discloses a rifle core, it is comparatively convenient.

Description

Coherent oxygen lance with conveniently replaced lance core

Technical Field

The utility model relates to an oxygen rifle tied in a bundle, in particular to oxygen rifle tied in a bundle convenient to change rifle core belongs to oxygen rifle tied in a bundle technical field.

Background

One of mechanical equipment used during the metallurgy of the coherent oxygen lance is mainly used for spraying oxygen into a metallurgical furnace, because the coherent oxygen lance works under the condition of high temperature, the using time is long, the core of the coherent oxygen lance is easy to damage, at present, workers mostly use tools to pull out the core from the inside of the coherent oxygen lance when replacing the core, and the mode can be realized by using larger drawing equipment and is troublesome.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that present staff utilizes the instrument mostly when changing the rifle core, pulls out the rifle core from the inside of oxygen rifle tied in a bundle, and this mode need use great pulling equipment just can realize, and comparatively troublesome defect provides an oxygen rifle tied in a bundle convenient to change the rifle core.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a coherent oxygen lance convenient for replacing a lance core, which comprises a coherent oxygen lance shell, wherein a first cavity and a second cavity are arranged inside the coherent oxygen lance shell, the diameter of the second cavity is larger than that of the first cavity, the second cavity is positioned on one side inside the coherent oxygen lance shell, the first cavity is positioned on the other side inside the coherent oxygen lance shell, a fastening mechanism is arranged on the outer side wall of one side of the coherent oxygen lance shell, an inserting groove is arranged on one side of the coherent oxygen lance shell, the inserting groove is of a ring structure, a nozzle is arranged on one side of the coherent oxygen lance shell, an inserting ring is fixedly connected with one side of the nozzle close to the coherent oxygen lance shell, a plurality of screw holes are arranged on the outer side wall of the circumference of the inserting ring, the distance between every two adjacent screw holes is the same, the inserting ring is inserted into the inserting groove, and a clamping, the diameter ratio of draw-in groove inserts the diameter of ring little, the inside joint of draw-in groove has solid fixed ring, gu fixed ring is close to one side fixedly connected with intubate of oxygen rifle shell tied in a bundle, the intubate is inserted in the inside of second cavity, the lateral wall of intubate and the inside wall threaded connection of second cavity, the inside threaded connection of intubate has the rifle core, the rifle core is kept away from solid fixed ring's one end and is passed the inside of intubate and extend to the inside of first cavity, the rifle core is located the outside lateral wall of one section of intubate and the inside wall threaded connection of first cavity.

As an optimal technical scheme of the utility model, fastening device includes the tighrening ring, the tighrening ring cover is established on oxygen rifle shell tied in a bundle, fixedly connected with sealing washer on the inside wall of tighrening ring, the inside wall of sealing washer and the lateral wall of oxygen rifle shell tied in a bundle contact.

As an optimal technical scheme of the utility model, insert on the circumference lateral wall of tighrening ring and be equipped with a plurality of locking bolt, adjacent two distance between the locking bolt is the same, the quantity of locking bolt and the quantity of screw are the same and the one-to-one, locking bolt all passes tighrening ring, sealing washer in proper order and gathers oxygen rifle shell's lateral wall and all inserts inside the screw that corresponds.

As a preferred technical scheme of the utility model, be equipped with a plurality of jacks on solid fixed ring's the circumference lateral wall, equal fixedly connected with rubber inside lining on the inside wall of jack.

As a preferred technical scheme of the utility model, distance between the first cavity both sides is the same with the outside one section length of intubate that the rifle core is located, distance between the second cavity both sides is the same with the distance between the intubate both sides.

As an optimized technical scheme of the utility model, the inside of shower nozzle is equipped with the nozzle, the nozzle is the toper structure, nozzle, solid fixed ring and rifle core are located same central line.

The utility model discloses the beneficial effect who reaches is: the utility model relates to an oxygen rifle tied in a bundle convenient to change rifle core, the utility model discloses a rifle core threaded connection is inside first cavity and intubate, and intubate threaded connection is in the inside of second cavity, when changing the rifle core, only need pull down the shower nozzle, then through the rotatory intubate of solid fixed ring, pull out the intubate from the inside of oxygen rifle shell tied in a bundle together with the rifle core, rotate the rifle core again, pull out the rifle core from the inside of intubate for artifical alright realize changing the utility model discloses a rifle core, it is comparatively convenient, solved present staff when changing the rifle core, mostly utilize the instrument, pull out the rifle core from the inside of oxygen rifle tied in a bundle, this mode need use great drawing equipment could realize, comparatively troublesome problem.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a view of the area at A in FIG. 1;

fig. 3 is a schematic structural view of the sprinkler head of the present invention;

fig. 4 is a schematic structural diagram of the fastening mechanism of the present invention.

In the figure: 1. a coherent oxygen lance shell; 2. a first cavity; 3. a second cavity; 4. a slot; 5. a spray head; 6. a card slot; 7. a fixing ring; 8. inserting a tube; 9. a fastening mechanism; 91. a fastening ring; 92. a seal ring; 93. locking the bolt; 10. a gun core; 11. a nozzle; 12. inserting a ring; 13. a screw hole; 14. and (4) inserting the jack.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in figures 1-4, the utility model provides a coherent oxygen lance convenient for replacing a lance core, which comprises a coherent oxygen lance housing 1, wherein a first cavity 2 and a second cavity 3 are arranged inside the coherent oxygen lance housing 1, the diameter of the second cavity 3 is larger than that of the first cavity 2, the second cavity 3 is arranged at one side inside the coherent oxygen lance housing 1, the first cavity 2 is arranged at the other side inside the coherent oxygen lance housing 1, a fastening mechanism 9 is arranged on the outer side wall of one side of the coherent oxygen lance housing 1, a slot 4 is arranged at one side of the coherent oxygen lance housing 1, the slot 4 is of a ring structure, a spray head 5 is convenient to install, a spray head 5 is arranged at one side of the coherent oxygen lance housing 1, an insert ring 12 is fixedly connected at one side of the spray head 5 close to the coherent oxygen lance housing 1, a plurality of screw holes 13 are arranged on the outer circumferential side wall of the insert ring 12, the installation, insert ring 12 and insert in slot 4's inside, one side middle part that shower nozzle 5 is close to oxygen lance outer shell 1 tied in a bundle is equipped with draw-in groove 6, the diameter ratio of draw-in groove 6 is little that insert ring 12, the inside joint of draw-in groove 6 has solid fixed ring 7, gu fixed ring 7 is close to one side fixedly connected with intubate 8 of oxygen lance outer shell 1 tied in a bundle, intubate 8 inserts in the inside of second cavity 3, the lateral wall of intubate 8 and the inside wall threaded connection of second cavity 3, the inside threaded connection of intubate 8 has rifle core 10, the one end that solid fixed ring 7 was kept away from to rifle core 10 is passed the inside of intubate 8 and is extended to the inside of first cavity 2, rifle core 10 is located the outside lateral wall of 8 outside one section of intubate and the.

The fastening mechanism 9 comprises a fastening ring 91, the fastening ring 91 is sleeved on a coherent oxygen lance shell 1, a sealing ring 92 is fixedly connected on the inner side wall of the fastening ring 91, the inner side wall of the sealing ring 92 is contacted with the outer side wall of the coherent oxygen lance shell 1, the fastening ring 91 is conveniently sleeved on the coherent oxygen lance shell 1, a plurality of locking bolts 93 are inserted on the circumferential outer side wall of the fastening ring 91, the distance between every two adjacent locking bolts 93 is the same, the number of the locking bolts 93 is the same as that of the screw holes 13 and corresponds to that of the screw holes, the locking bolts 93 sequentially penetrate through the fastening ring 91, the sealing ring 92 and the outer side wall of the coherent oxygen lance shell 1 and are inserted into the corresponding screw holes 13, so that the spray head 5 is conveniently fixed on the coherent oxygen lance shell 1, a plurality of insertion holes 14 are arranged on the circumferential outer side wall of the fixing, supplementary staff rotates solid fixed ring 7, and the distance between 2 both sides of first cavity is the same with the rifle core 10 is located 8 outside one section lengths of intubate, and the distance between 3 both sides of second cavity is the same with the distance between 8 both sides of intubate, is convenient for fix intubate 8 and rifle core 10 inside oxygen rifle shell 1 tied in a bundle, and the inside of shower nozzle 5 is equipped with nozzle 11, and nozzle 11 is the toper structure, and nozzle 11, solid fixed ring 7 and rifle core 10 are located same central line, are convenient for the utility model discloses jet oxygen.

Specifically, during disassembly, the locking bolts 93 are detached from the fastening ring 91 one by one, then the insert ring 12 is pulled out from the inside of the slot 4 through the nozzle 5, then the fixing ring 7 is rotated, the fixing ring 7 drives the insertion tube 8 to rotate inside the second cavity 3, the core 10 is driven to rotate inside the first cavity 2 until the insertion tube 8 and the core 10 are pulled out from the inside of the coherent oxygen lance housing 1, then the core 10 is rotated to pull the core 10 out from the inside of the insertion tube 8, if the fixing ring 7 is difficult to rotate, a rod-like component can be inserted into the two insertion holes 14, the fixing ring 7 is rotated by the rod-like component, during installation, one end of the core 10 is inserted into the inside of the insertion tube 8 to reversely rotate the core 10 until the core 10 is fixed inside the insertion tube 8, then the other end of the core 10 is inserted into the inside of the coherent oxygen lance housing 1 and inserted into the inside of the first cavity 2, the inserting pipe 8 is inserted into the second cavity 3, then the inserting pipe 8 and the gun core 10 are reversely rotated through the fixing ring 7 until the gun core 10 is fixed inside the first cavity 2, the inserting pipe 8 is fixed inside the second cavity 3, meanwhile, the fixing ring 7 can be abutted against the coherent oxygen lance shell 1, then the inserting ring 12 arranged on the spray head 5 is inserted into the slot 4 arranged on the coherent oxygen lance shell 1, and the screw holes 13 arranged on the inserting ring 12 and the locking bolts 93 arranged on the fastening rings 91 are aligned one by one, then the locking bolts 93 are inserted into the aligned screw holes 13, so that the spray head 5 is fixed on the coherent oxygen lance shell 1, and when the gun core 10 is replaced, the steps are only needed to be repeated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A coherent oxygen lance with a lance core convenient to replace is characterized by comprising a coherent oxygen lance shell (1), wherein a first cavity (2) and a second cavity (3) are arranged inside the coherent oxygen lance shell (1), the diameter of the second cavity (3) is larger than that of the first cavity (2), the second cavity (3) is positioned on one side inside the coherent oxygen lance shell (1), the first cavity (2) is positioned on the other side inside the coherent oxygen lance shell (1), a fastening mechanism (9) is arranged on the outer side wall of one side of the coherent oxygen lance shell (1), one side of the coherent oxygen lance shell (1) is provided with an insertion groove (4), the insertion groove (4) is of an annular structure, one side of the coherent oxygen lance shell (1) is provided with a spray head (5), and one side of the spray head (5) close to the coherent oxygen lance shell (1) is fixedly connected with an insertion ring (12), the outer side wall of the circumference of the insert ring (12) is provided with a plurality of screw holes (13), the distance between every two adjacent screw holes (13) is the same, the insert ring (12) is inserted into the slot (4), the middle part of one side, close to the coherent oxygen lance shell (1), of the spray head (5) is provided with a clamping groove (6), the diameter of the clamping groove (6) is smaller than that of the insert ring (12), the inside of the clamping groove (6) is clamped with a fixing ring (7), one side, close to the coherent oxygen lance shell (1), of the fixing ring (7) is fixedly connected with an insert pipe (8), the insert pipe (8) is inserted into the second cavity (3), the outer side wall of the insert pipe (8) is in threaded connection with the inner side wall of the second cavity (3), the inner thread of the insert pipe (8) is connected with a gun core (10), one end, far away from the fixing ring (7), of the gun core (10) penetrates through the inside of the insert pipe (, the outer side wall of the section of the gun core (10) positioned outside the insertion pipe (8) is in threaded connection with the inner side wall of the first cavity (2).

2. The coherent oxygen lance with convenient lance core replacement according to claim 1, wherein the fastening mechanism (9) comprises a fastening ring (91), the fastening ring (91) is sleeved on the coherent oxygen lance housing (1), a sealing ring (92) is fixedly connected to the inner side wall of the fastening ring (91), and the inner side wall of the sealing ring (92) is in contact with the outer side wall of the coherent oxygen lance housing (1).

3. The coherent oxygen lance with convenient lance core replacement according to claim 2, wherein a plurality of locking bolts (93) are inserted on the outer circumferential side wall of the fastening ring (91), the distance between two adjacent locking bolts (93) is the same, the number of the locking bolts (93) is the same as that of the screw holes (13) and corresponds to one another, and the locking bolts (93) sequentially penetrate through the fastening ring (91), the sealing ring (92) and the outer side wall of the coherent oxygen lance housing (1) and are inserted into the corresponding screw holes (13).

4. The coherent oxygen lance with easy replacement of the lance core as claimed in claim 1, wherein the circumferential outer side wall of the fixing ring (7) is provided with a plurality of insertion holes (14), and the inner side walls of the insertion holes (14) are fixedly connected with rubber linings.

5. The coherent oxygen lance with easy lance core replacement as claimed in claim 1 wherein the distance between the two sides of the first cavity (2) is the same as the length of the section of the lance core (10) outside the lance tube (8), and the distance between the two sides of the second cavity (3) is the same as the distance between the two sides of the lance tube (8).

6. The coherent oxygen lance with easy lance core replacement as claimed in claim 1 wherein the nozzle (11) is provided inside the lance head (5), the nozzle (11) is of a conical structure, and the nozzle (11), the fixed ring (7) and the lance core (10) are located on the same center line.