CN214579660U

CN214579660U - Ventilation end micro-slit silencer

Info

Publication number: CN214579660U
Application number: CN202121156730.2U
Authority: CN
Inventors: 夏金虎; 夏浩炜; 夏浩天
Original assignee: Jingjiang Yuanda Air Conditioning Machinery Equipment Co ltd
Current assignee: Jingjiang Yuanda Air Conditioning Machinery Equipment Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-02
Anticipated expiration: 2031-05-27

Abstract

The utility model relates to a ventilation end slit silencer, including ventilation pipe body and silencer body, the left side of silencer body is provided with the butt joint crown plate of cover at the ventilation pipe body outside, the top and the bottom of ventilation pipe body all are provided with the atress device, the top and the bottom of silencer body all are provided with the positioning control device that one end was pegged graft in the atress device, and positioning control device includes the riser, inserts nail, screw thread section of thick bamboo, threaded rod, extension rod and adjusts the pole, and the equal fixed mounting in top and the bottom of silencer body has the regulation pole. This ventilation end slit silencer, on the stress device was fixed to the ventilation pipe body, the stress device drove the silencer body through positioning adjustment device after with positioning adjustment device butt joint and was close to the ventilation pipe body, and the silencer body is accomplished through butt joint crown plate and ventilation pipe body butt joint, so, the silencer body can correspond the ventilation pipe body of a plurality of specifications, and the silencer body dismouting is all very convenient.

Description

Ventilation end micro-slit silencer

Technical Field

The utility model relates to a slit silencer technical field specifically is a ventilation end slit silencer.

Background

The micro-perforated plate silencer is a novel silencer made of a micro-perforated plate sound absorption structure, any porous sound absorption material is not used, a plurality of micropores are drilled on a thin metal plate with the thickness of less than 1mm, the aperture of each micropore is about 0.5-1mm generally, a certain cavity is reserved behind the perforated plate to form the micro-perforated plate sound absorption structure, and the micro-perforated plate is a sound absorption element with high sound resistance and low sound quality.

The tail end of a ventilation pipe is all provided with wind and noise, a silencer is additionally arranged at the tail end of the ventilation pipe in order to reduce noise, the traditional micro-seam silencer is mainly welded for butt joint, only cutting can be carried out if the silencer is detached, the silencer can be used only if the specification of the silencer is matched with that of the ventilation pipe, and the silencer cannot be in butt joint if the silencer is bought with wrong specification, so that the silencer is quite troublesome to use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide a ventilation end slit silencer, solved silencer and pipeline butt joint and need the specification match and be difficult to dismantle the problem of replacement.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a ventilation tail end micro-slit silencer comprises a ventilation pipe body and a silencer body, wherein a butt joint annular plate sleeved outside the ventilation pipe body is arranged on the left side of the silencer body, stress devices are arranged at the top and the bottom of the ventilation pipe body, and positioning adjusting devices with one ends inserted in the stress devices are arranged at the top and the bottom of the silencer body;

the utility model discloses a silencer, including silencer body, location adjusting device, threaded section of thick bamboo, threaded rod, extension rod, the top of silencer body and the equal fixed mounting in bottom have the regulation pole, the right side fixed mounting of riser has the plug pin, the right side movable mounting of riser has the threaded section of thick bamboo that is located the plug pin top, the inside movable mounting of a threaded section of thick bamboo has the threaded rod, the right side fixed mounting of threaded rod have extend to threaded section of thick bamboo right side and with adjust pole fixed connection's extension rod.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the stress device comprises a positioning plate and a stress block, the positioning plate is fixedly mounted at the top and the bottom of the ventilation pipe body, and the stress block is fixedly mounted on one side of the positioning plate, which is opposite to the other side of the positioning plate.

Furthermore, the stress block is internally provided with a jack matched with the inserted nail, and the right side of the inserted nail is an inclined plane.

Further, the vertical plate is movably connected with the threaded cylinder through the bearing, the threaded cylinder is connected with the threaded rod in a threaded mode, and resistance increasing grains are arranged outside the threaded cylinder.

Further, adjust the pole including a vertical section of thick bamboo, movable block and movable rod, the equal fixed mounting in top and the bottom of silencer body has a vertical section of thick bamboo, the inside movable mounting of a vertical section of thick bamboo has the movable block, the top fixed mounting of movable block has one end to run through and extends to the movable rod of a vertical section of thick bamboo top.

Further, the inner wall of the vertical cylinder is attached to the outer wall of the movable block, and the extension rod is welded with the movable rod.

Furthermore, the left side of the butt joint ring plate is a wide mouth, and the butt joint ring plate is a high-carbon steel plate.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

this ventilation end slit silencer, on the stress device was fixed to the ventilation pipe body, the stress device drove the silencer body through positioning adjustment device after with positioning adjustment device butt joint and was close to the ventilation pipe body, and the silencer body is accomplished through butt joint crown plate and ventilation pipe body butt joint, so, the silencer body can correspond the ventilation pipe body of a plurality of specifications, and the silencer body dismouting is all very convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the positioning adjustment device of the present invention;

fig. 3 is a front view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. vent-pipe body, 2, silencer body, 3, butt joint ring board, 4, atress device, 41, locating plate, 42, atress piece, 5, location adjusting device, 51, riser, 511, bearing, 52, inserted pin, 53, a screw thread section of thick bamboo, 54, threaded rod, 55, extension rod, 56, regulation pole, 561, vertical section of thick bamboo, 562, movable block, 563, movable rod.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1-3, the muffler for ventilation end micro-gap in this embodiment includes a ventilation pipe body 1 and a muffler body 2, a butt-joint ring plate 3 sleeved outside the ventilation pipe body 1 is disposed on the left side of the muffler body 2, the left side of the butt-joint ring plate 3 is a wide mouth, the butt-joint ring plate 3 is a high carbon steel plate, stress devices 4 are disposed on the top and the bottom of the ventilation pipe body 1, each stress device 4 includes a positioning plate 41 and a stress block 42, the positioning plates 41 are fixedly mounted on the top and the bottom of the ventilation pipe body 1, the stress block 42 is fixedly mounted on the opposite side of the positioning plate 41, positioning adjustment devices 5 having one end inserted in the stress device 4 are disposed on the top and the bottom of the muffler body 2, each positioning adjustment device 5 includes a vertical plate 51, an insertion nail 52, a threaded cylinder 53, a threaded rod 54, an extension rod 55 and an adjustment rod 56, the top and the bottom of the muffler body 2 are fixedly mounted with an adjustment rod 56, the right side of the vertical plate 51 is fixedly provided with an insert nail 52, the right side of the vertical plate 51 is movably provided with a thread cylinder 53 positioned above the insert nail 52, the vertical plate 51 and the thread cylinder 53 are movably connected through a bearing 511, the thread cylinder 53 is in threaded connection with the thread rod 54, the outside of the thread cylinder 53 is provided with resistance increasing grains, the inside of the thread cylinder 53 is movably provided with the thread rod 54, the right side of the thread rod 54 is fixedly provided with an extension rod 55 which extends to the right side of the thread cylinder 53 and is fixedly connected with an adjusting rod 56, the inside of the stress block 42 is provided with a jack matched with the insert nail 52, the right side of the insert nail 52 is an inclined plane, the two positioning plates 41 are respectively welded to the top and the bottom of the vent pipe body 1, the muffler body 2 and the vent pipe body 1 are butted, the butt joint ring plate 3 is sleeved outside the vent pipe body 1, the thread cylinder 53 is rotated to drive the vertical plate 51 and the insert nail 52 to move to the right, the insert nail 52 into the stress block 42, riser 51 and atress piece 42 contact and pull silencer body 2 and ventilation pipe body 1 and be close to, the inner wall of butt joint crown plate 3 is tight with the outer wall laminating top of ventilation pipe body 1, so, the installation is accomplished, because the one end that butt joint crown plate 3 is close to ventilation pipe body 1 is the wide-mouth, and butt joint crown plate 3 can accomplish the butt joint with the ventilation pipe body 1 of different specifications promptly, and use location adjusting device 5 to accomplish the butt joint, it is also convenient if will pull down silencer body 2.

In this embodiment, adjust pole 56 and include a riser 561, movable block 562 and movable rod 563, the equal fixed mounting in top and bottom of silencer body 2 has a riser 561, the inside movable mounting of riser 561 has movable block 562, the top fixed mounting of movable block 562 has one end to run through and extend to the movable rod 563 of riser 561 top, the inner wall of riser 561 laminates with the outer wall of movable block 562 mutually, extension rod 55 and movable rod 563 welding, movable block 562 can slide from top to bottom in riser 561, it stretches out and draws back to drive movable rod 563, so, conveniently insert nail 52 and insert atress piece 42.

The working principle of the above embodiment is as follows:

(1) welding two positioning plates 41 to the top and the bottom of the vent pipe body 1 respectively, butting the silencer body 2 with the vent pipe body 1, and sleeving a butting ring plate 3 outside the vent pipe body 1;

(2) the adjusting rod 56 drives the rotary vertical plate 51 to move upwards until the rotary vertical plate 51 is higher than the stress block 42, the thread cylinder 53 drives the vertical plate 51 and the inserting nail 52 to move left to the left side of the stress block 42 and then to press the vertical plate 51 downwards, the thread cylinder 53 rotates to drive the vertical plate 51 and the inserting nail 52 to move right, the inserting nail 52 is inserted into the stress block 42, the vertical plate 51 contacts with the stress block 42 and pulls the silencer body 2 and the ventilation pipe body 1 to approach, and the inner wall of the butt joint annular plate 3 is tightly attached to and pressed against the outer wall of the ventilation pipe body 1;

(3) so, the installation is accomplished, because the one end that butt joint ring plate 3 is close to ventilation pipe body 1 is the wide-mouth, and butt joint ring plate 3 can accomplish the butt joint with the ventilation pipe body 1 of different specifications promptly, and uses positioning adjustment device 5 to accomplish the butt joint, and it is also convenient if will pull down silencer body 2.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A ventilation tail end micro-slit silencer comprises a ventilation pipe body (1) and a silencer body (2), and is characterized in that a butt joint annular plate (3) sleeved outside the ventilation pipe body (1) is arranged on the left side of the silencer body (2), stress devices (4) are arranged at the top and the bottom of the ventilation pipe body (1), and positioning adjusting devices (5) with one ends inserted in the stress devices (4) are arranged at the top and the bottom of the silencer body (2);

positioning control device (5) include riser (51), insert nail (52), screw-thread section of thick bamboo (53), threaded rod (54), extension rod (55) and adjust pole (56), the equal fixed mounting in top and the bottom of silencer body (2) has regulation pole (56), the right side fixed mounting of riser (51) has inserted nail (52), the right side movable mounting of riser (51) has screw-thread section of thick bamboo (53) that is located to insert nail (52) top, the inside movable mounting of screw-thread section of thick bamboo (53) has threaded rod (54), the right side fixed mounting of threaded rod (54) has extension rod (55) that extend to screw-thread section of thick bamboo (53) right side and adjust pole (56) fixed connection.

2. The vent end micro-slit muffler according to claim 1, wherein the stress device (4) comprises a positioning plate (41) and a stress block (42), the positioning plate (41) is fixedly mounted at the top and the bottom of the vent pipe body (1), and the stress block (42) is fixedly mounted at one side of the positioning plate (41) opposite to the other side.

3. The vent end micro-slit muffler of claim 2, wherein the force bearing block (42) is provided with a jack inside which is matched with the plug pin (52), and the right side of the plug pin (52) is an inclined surface.

4. The vent end micro-slit muffler of claim 1, wherein the vertical plate (51) and the threaded cylinder (53) are movably connected through a bearing (511), the threaded cylinder (53) and the threaded rod (54) are connected in a threaded manner, and resistance-increasing threads are formed on the exterior of the threaded cylinder (53).

5. The vent end slit muffler of claim 1, wherein the adjusting rod (56) comprises a vertical cylinder (561), a movable block (562) and a movable rod (563), the vertical cylinder (561) is fixedly mounted at the top and the bottom of the muffler body (2), the movable block (562) is movably mounted inside the vertical cylinder (561), and the movable rod (563) with one end penetrating through and extending above the vertical cylinder (561) is fixedly mounted at the top of the movable block (562).

6. The vent tip micro-slit muffler of claim 5, wherein the inner wall of the vertical tube (561) is attached to the outer wall of the movable block (562), and the extension rod (55) and the movable rod (563) are welded.

7. The vent end micro slit muffler of claim 1, wherein the left side of the butt ring plate (3) is wide-mouthed, and the butt ring plate (3) is a high carbon steel plate.