CN214840803U

CN214840803U - Gas nozzle replacing device used in combustor

Info

Publication number: CN214840803U
Application number: CN202121114088.1U
Authority: CN
Inventors: 张连喜; 李顺荣; 孙玉东
Original assignee: Shanghai Yingwei Thermal Equipment Co ltd
Current assignee: Shanghai Yingwei Thermal Equipment Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-11-23
Anticipated expiration: 2031-05-21

Abstract

The utility model relates to a device is changed to gas nozzle for in combustor, including combustor body and gas nozzle body, still including installation pipe, first plectane and second plectane, installation pipe and this body coupling of combustor, gas nozzle body peg graft in the inner chamber of installation pipe, and first plectane cover is established on the outer end of installation pipe, and the second plectane cover is established on the gas nozzle body to through a plurality of detachable grafting mechanisms of group and gas nozzle body fixed connection, first plectane is connected through a plurality of groups joint mechanism with the second plectane. Has the advantages that: the utility model discloses simple structure, easy installation, quick detachable. When the gas nozzle is used, the first circular plate, the second circular plate and the clamping mechanism are matched for use, so that the gas nozzle body can be subjected to multiple fixing effects, and the fixing effect is good; and then the gas nozzle body can be conveniently detached and replaced by matching the parts of the inserting mechanism.

Description

Gas nozzle replacing device used in combustor

Technical Field

The utility model relates to a combustor technical field, in particular to a gas nozzle changes device for in combustor.

Background

The burners are generally called as devices for ejecting and mixing fuel and air in a certain manner, and are classified into various types of industrial burners, combustion engines, civil burners, special burners, and the like according to types and application fields. However, the existing burner has some problems in use, and after various burners are used for a long time, the nozzle of the existing burner needs to be replaced, and the existing burner is not convenient enough when the nozzle is replaced, so that excessive time and energy are needed, and meanwhile, when the nozzle is installed, the nozzle is often fixed only through a simple piece of fixing, so that the fixing effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned technical problem, specifically provide a gas nozzle changes device for in combustor.

According to the technical scheme, the gas nozzle replacing device for the combustor comprises a combustor body and a gas nozzle body and is characterized by further comprising an installation pipe, a first circular plate and a second circular plate, wherein the installation pipe is connected with the combustor body, the gas nozzle body is connected in an inner cavity of the installation pipe in an inserting mode, the first circular plate is arranged on the outer end of the installation pipe in a sleeved mode, the second circular plate is arranged on the gas nozzle body in a sleeved mode, and is fixedly connected with the gas nozzle body through a plurality of detachable inserting mechanisms, and the first circular plate is connected with the second circular plate through a plurality of clamping mechanisms.

As a further improvement, the circular shape mounting groove has been seted up in the centre of second plectane, a plurality of grafting mechanism equidistance is arranged in the mounting groove outer along the equidistance seted up with the spacing groove that grafting mechanism group number corresponds the equidistance seted up with the slot that grafting mechanism group number corresponds on the outer wall of gas nozzle body, grafting mechanism includes inserted block, connecting block, montant and grafting spring, the inserted block is used for inserting in the slot, the connecting block is connected the bottom of inserted block, the montant with the connecting block is connected, and its lower extreme is arranged in the spacing groove, the grafting spring housing is established on the montant, its upper end butt is in the bottom surface of connecting block, its lower extreme butt is in on the notch of spacing groove.

As a further improvement, the insertion end of the insertion block is designed to be a sharp corner, and the shape of the insertion groove is matched with that of the insertion block.

As a further improvement, the plugging mechanisms have 4 groups, and the 4 groups of plugging mechanisms are arranged in an annular array shape by taking the center of the second circular plate as the center of a circle.

As a further improvement, a plurality of mounting holes are formed in the first circular plate and the second circular plate at equal distances, the mounting holes in the first circular plate correspond to the mounting holes in the second circular plate in position, the clamping mechanism comprises a mounting rod and a pair of elastic clamping pieces, the mounting rod penetrates through the mounting holes in the first circular plate and the mounting holes in the second circular plate which are correspondingly arranged, and two ends of the mounting rod are fixed through the elastic clamping pieces respectively.

As a further improvement, the elastic clamping piece comprises a stop block, a supporting block, two supporting rods and a clamping spring, wherein the supporting block is connected with the stop block and sleeved at the end part of the installation rod, the upper end and the lower end of the supporting block are clamped on the upper end and the lower end of the stop block, one ends of the supporting rods are hinged to the upper end and the lower end of the supporting block respectively, the other ends of the supporting rods are clamped outside the installation hole, and the clamping spring is clamped between the supporting rods.

As a further improvement, the clamping mechanism has 4 groups, and the clamping mechanism is arranged on the first circular plate and the second circular plate at equal distances.

As a further improvement, a conical connecting piece is further arranged in the inner cavity of the mounting pipe, the tail part of the connecting piece is clamped on the inner wall of the mounting pipe, and the head part of the connecting piece is inserted into the gas nozzle body and is attached to the inner wall of the gas nozzle body.

Advantageous effects

The beneficial effects are that: the utility model discloses simple structure, easy installation, quick detachable. When the gas nozzle is used, the first circular plate, the second circular plate and the clamping mechanism are matched for use, so that the gas nozzle body can be subjected to multiple fixing effects, and the fixing effect is good; and then the gas nozzle body can be conveniently detached and replaced by matching the parts of the inserting mechanism.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a front sectional view of the present invention as installed;

fig. 3 is a schematic side view of a second circular plate according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is an enlarged view of fig. 2 at B.

Reference numbers in the figures:

1. burner body 2, gas nozzle body

201. Slot 3, mounting tube

4. A first circular plate 5 and a second circular plate

501. Mounting groove 502 and limiting groove

6. Plugging mechanism 601 and plugging block

602. Connecting block 603, vertical rod

604. Plug-in spring 7 and clamping mechanism

701. Mounting rod 702, elastic clip member

7021. Stop block 7022, support block

7023. Strut 7024, clamping spring

8. Mounting hole 9 and connecting piece

Detailed Description

In order to further understand and appreciate the structural features and advantages of the present invention, preferred embodiments and the accompanying drawings are described in detail as follows:

as shown in fig. 1-5, a gas nozzle replacing device used in a burner comprises a burner body 1 and a gas nozzle body 2, and further comprises an installation tube 3, a first circular plate 4 and a second circular plate 5, wherein the installation tube 3 is connected with the burner body 1, the gas nozzle body 2 is inserted into an inner cavity of the installation tube 3, the first circular plate 4 is sleeved on the outer end of the installation tube 3, the second circular plate 5 is sleeved on the gas nozzle body 2, the gas nozzle body 2 is fixedly connected with a plurality of groups of detachable plug mechanisms 6, so that the gas nozzle body 2 can be conveniently detached and replaced, the first circular plate 4 is connected with the second circular plate 5 through a plurality of groups of clamping mechanisms 7, through the cooperation use between first plectane 4, second plectane 5 and the latch mechanism 7 for gas nozzle body 2 can receive multiple fixed effect, thereby makes its fixed effectual.

Specifically, as shown in fig. 3 and 5, a circular mounting groove 501 is formed in the middle of the second circular plate 5, the plurality of plugging mechanisms 6 are equidistantly arranged in the mounting groove 501, a plurality of limit grooves 502 corresponding to the number of groups of plugging mechanisms 6 are equidistantly formed on the outer edge of the mounting groove 501, a plurality of slots 201 corresponding to the number of groups of plugging mechanisms 6 are equidistantly formed on the outer wall of the gas nozzle body 1, and each plugging mechanism 6 includes a plugging block 601, a connecting block 602, a vertical rod 603, and a plugging spring 604. The inserting block 601 is used for being inserted into the inserting groove 201, the inserting end of the inserting block 601 is designed to be a sharp corner, the shape of the inserting groove 201 is matched with that of the inserting block 601, the connecting block 602 is connected to the bottom of the inserting block 601, the vertical rod 603 is connected with the connecting block 602, the lower end of the vertical rod is arranged in the limiting groove 502, the inserting spring 604 is sleeved on the vertical rod 603, the upper end of the inserting spring abuts against the bottom surface of the connecting block 602, and the lower end of the inserting spring abuts against a groove opening of the limiting groove 502.

As shown in fig. 3 and 4, a plurality of mounting holes 8 are formed in the first circular plate 4 and the second circular plate 5 at equal distances, and the mounting holes in the first circular plate 4 correspond to the mounting holes 8 in the second circular plate 5 in position, the clamping mechanism 7 includes a mounting rod 701 and a pair of elastic clamping members 702, the mounting rod 701 penetrates through the mounting holes 8 in the first circular plate 4 and the mounting holes 8 in the second circular plate 5, and both ends of the mounting rod are fixed by the elastic clamping members 702 respectively. Elastic clamping piece 702 includes a dog 7021, a piece 7022, two spinal branch poles 7023 and a joint spring 7024, a piece 7022 links together with dog 7021, and the cover is established at the tip of installation pole 701, and the upper and lower both ends joint of a piece 7022 is on the upper and lower both ends of dog 7021, the one end of two spinal branch poles 7023 articulates respectively in the upper and lower both ends of a piece 7022, the other end of two spinal branch poles 7023 clamps in the outside of mounting hole 8, joint spring 7024 joint is between two spinal branch poles 7023.

The plugging mechanisms 6 are optimally fixed in 4 groups, and the 4 groups of plugging mechanisms 6 are arranged in an annular array shape by taking the center of the second circular plate 5 as the center of a circle. The clamping mechanisms 7 are arranged into 4 groups for optimal fixation, and are arranged on the first circular plate 4 and the second circular plate 5 at equal distances.

For the convenience of the gas nozzle body 2 is positioned when being installed, a conical connecting piece 9 is further arranged in the inner cavity of the installation pipe 3, the tail of the connecting piece is connected to the inner wall of the installation pipe 3 in a clamped mode, and the head of the connecting piece is inserted into the gas nozzle body 2 and attached to the inner wall of the gas nozzle body 2.

The utility model discloses a theory of operation: when the utility model is used, the burner body 1 is normally driven by external equipment, the burner body 1 is used, when the burner body 1 is used for a long time and the gas nozzle body 2 needs to be replaced, the burner body 1 can be closed, the burner body 1 is cooled, then the distance between the two supporting rods 7023 is reduced by arranging the two supporting rods 7023 up and down through pressing, the burner body can smoothly pass through the mounting hole 8, so that the mounting rod 701 can be taken out from the mounting hole 8, at the moment, the first circular plate 4 and the second circular plate 5 are separated, the gas nozzle body 2 is detached along with the second circular plate 5, the connecting block 602 is moved, the connecting block 602 drives the insert block 601 to move, the insert block 601 is taken out from the slot 201, the gas nozzle body 2 is separated from the second circular plate 5, at the moment, the gas nozzle body 2 can be taken out for replacement, after the replacement, the insert block 601 is inserted into the slot 201 on the gas nozzle body 2, fix second plectane 5 and gas nozzle body 2, the elasticity joint spare with installation pole 701 and both ends again passes in two corresponding mounting holes 8, and two spinal branch poles 7023 at both ends expand under the effect of joint spring 7024, and dog 7021 prevents that it from opening the angle too big simultaneously to this fixes first plectane 4 and second plectane 5, makes gas nozzle body 2's fixed effect better through dual fixed.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a gas nozzle changes device for in combustor, includes combustor body and gas nozzle body, its characterized in that still includes installation pipe, first plectane and second plectane, the installation pipe with this body coupling of combustor, gas nozzle body peg graft in the inner chamber of installation pipe, first plectane cover is established on the outer end of installation pipe, the second plectane cover is established on the gas nozzle body to through a plurality of detachable grafting mechanisms of group with gas nozzle body fixed connection, first plectane is connected through a plurality of groups clamping mechanism with the second plectane.

2. A gas nozzle changing device for use in a burner according to claim 1, a circular mounting groove is arranged in the middle of the second circular plate, a plurality of the plugging mechanisms are equidistantly arranged in the mounting groove, limiting grooves corresponding to the number of the plugging mechanism groups are arranged on the outer edge of the mounting groove at equal distances, the outer wall of the gas nozzle body is equidistantly provided with slots corresponding to the number of the plugging mechanisms, the inserting mechanism comprises an inserting block, a connecting block, a vertical rod and an inserting spring, the inserting block is inserted into the inserting groove, the connecting block is connected with the bottom of the inserting block, the vertical rod is connected with the connecting block, the lower end of the plug-in spring is arranged in the limiting groove, the plug-in spring is sleeved on the vertical rod, the upper end of the plug-in spring abuts against the bottom surface of the connecting block, and the lower end of the plug-in spring abuts against the notch of the limiting groove.

3. A gas nozzle changing device for use in a burner as claimed in claim 2, wherein an insertion end of the insert is designed to be pointed, and the shape of the insertion groove matches the shape of the insert.

4. A gas nozzle changing device for use in a burner as claimed in claim 1 or 2, wherein there are 4 sets of said plug means, and 4 sets of said plug means are arranged in an annular array around the center of said second circular plate.

5. The gas nozzle replacing device for the combustor as claimed in claim 1, wherein a plurality of mounting holes are formed on the first circular plate and the second circular plate at equal distances, the mounting holes on the first circular plate correspond to the mounting holes on the second circular plate in position, the locking mechanism includes a mounting rod and a pair of elastic locking members, the mounting rod penetrates through the mounting holes on the first circular plate and the mounting holes on the second circular plate, and both ends of the mounting rod are fixed by the elastic locking members.

6. The gas nozzle replacing device for the combustor as claimed in claim 5, wherein the elastic clamping member includes a stopper, a support block, two support rods and a clamping spring, the support block is connected with the stopper and sleeved on the end of the mounting rod, the upper and lower ends of the support block are clamped on the upper and lower ends of the stopper, one ends of the two support rods are hinged on the upper and lower ends of the support block respectively, the other ends of the two support rods are clamped outside the mounting hole, and the clamping spring is clamped between the two support rods.

7. A gas nozzle changing device for use in a burner according to claim 1 or 5, wherein said snap mechanism has 4 sets, equally spaced on said first circular plate and said second circular plate.

8. The gas nozzle replacing device for the combustor as claimed in claim 1, wherein a conical connecting member is further provided in the inner cavity of the mounting tube, a tail portion of the connecting member is clamped to the inner wall of the mounting tube, and a head portion of the connecting member is inserted into the gas nozzle body and attached to the inner wall of the gas nozzle body.