阅读说明：本技术 一种建筑隔热保温饰面一体板材 (Building heat insulation and preservation veneer integrated plate ) 是由 徐义财 徐芝森 姜鹏 郭庆南 姜友飞 徐兆瑞 王保帅 刘利国 薛宝良 于 2021-09-23 设计创作，主要内容包括：本发明提供一种建筑隔热保温饰面一体板材,涉及保温板材技术领域,包括吸音箱板,所述吸音箱板前端表面开设有若干吸音孔,所述吸音箱板后端一体化固定连接有用于隔热的石棉板,两个所述扣紧杆侧板均固定连接在石棉板后侧表面,所述扣紧杆后端配合设置有扣紧组件且固定安装在安装背板前端表面,所述安装背板前端表面固定安装有泡沫保温板；本方案通过在石棉板的保温板前端固定有吸音箱板,其上端设置有若干吸音孔,且箱内设置有若干吸音棉杆能够隔绝房间内的声音外放,其上的吸音孔也可作为洞洞墙为装饰,插上挂杆,以方便挂装装饰品,提高板材的实用性。(The invention provides a building heat insulation and heat preservation veneer integrated plate, which relates to the technical field of heat preservation plates and comprises a sound absorption box plate, wherein a plurality of sound absorption holes are formed in the surface of the front end of the sound absorption box plate; this scheme is fixed with at the heated board front end of asbestos board and inhales the sound boxboard, and its upper end is provided with a plurality of sound holes of inhaling, and the incasement is provided with a plurality of sound cotton poles of inhaling and can completely cut off the sound in the room and put outward, inhales the sound hole on it and also can regard as the hole wall for decorating, inserts the peg to make things convenient for the wall adornment ornament of hanging, improve the practicality of panel.)

1. The utility model provides an integrative panel of thermal-insulated heat preservation veneer of building, includes inhales sound boxboard (1), its characterized in that: the sound absorption box plate is characterized in that a plurality of sound absorption holes (2) are formed in the surface of the front end of the sound absorption box plate (1), the rear end of the sound absorption box plate (1) is integrally and fixedly connected with an asbestos plate (3) for heat insulation, the upper end of the surface of the rear end of the asbestos plate (3) is integrally and fixedly connected with two ejection connecting sheets (14), the rear ends of the two ejection connecting sheets (14) are rotatably provided with ejection assemblies (4), the rear end of each ejection assembly (4) is fixedly connected with a mounting back plate (5), the lower end of the front side surface of the mounting back plate (5) is fixedly connected with two fastening fixing clamping pieces (9), fastening rods (8) are arranged on the two fastening fixing clamping pieces (9), fastening rod side plates (7) are fixedly connected with the two fastening rod side plates (7), the two fastening rod side plates (7) are both fixedly connected with the rear side surface of the asbestos plate (3), the rear end of each fastening rod (8) is provided with a fastening assembly (6) in a matched mode and is fixedly arranged on the surface of the front end of the mounting back plate (5), and a foam insulation board (10) is fixedly arranged on the surface of the front end of the mounting back board (5).

2. The integrated board for building heat insulation and preservation veneer of claim 1, wherein: inhale sound boxboard (1) internal fixation and be provided with a plurality of cotton poles of sound (13) of inhaling, foam insulation board (10) the place ahead is provided with heating pipe (12), heating pipe (12) include: heating installation main pipe frame (1201), heating installation daughter pipe (1202), heating installation are responsible for (1203) and are responsible for frame installation piece (1204), two install two heating installation daughter pipes (1203) respectively in heating installation main pipe frame (1201), two fixed intercommunication has a plurality of heating installation daughter pipes (1202) between heating installation daughter pipes (1203), two the outside at both ends is two fixedly connected with respectively and is responsible for frame installation piece (1204) about heating installation main pipe frame (1201), every main pipe frame installation piece (1204) all through foam insulation board installation pole (11) fixed mounting on installation backplate (5).

3. The integrated board for building heat insulation and preservation veneer according to claim 2, characterized in that: the ejection assembly (4) comprises: ejecting subassembly shell (401), upset groove (402), upset pole (403), upset pole spout (404), upset pole gag lever post spout (405) and upset pole gag lever post (406), () fixed mounting is on installation backplate (5) front end surface, upset groove (402) have been seted up to ejecting subassembly shell (401) upper end, inside parallel respectively of ejecting subassembly shell (401) has seted up upset pole spout (404) and two upset pole gag lever post spouts (405), just upset groove (402) and upset pole spout (404) intercommunication, it is provided with upset pole (403) to slide in upset pole spout (404), upset pole (403) rear end both sides are two fixedly connected with respectively upset pole gag lever posts (406), two upset pole gag lever posts (406) slide respectively and set up in two upset pole gag lever post spouts (405).

4. The integrated board for building heat insulation and preservation veneer of claim 3, wherein: the fastening component (6) comprises: the locking device comprises a fastening component housing (601), a reset limiting cylinder (602), a spring plate (603), a fastening rod (604), a two-section cartridge (605), a cartridge mounting seat (606), a trigger rod (607), a synchronous toothed plate (608), a synchronous gear (609), a rotary clamping piece (610) and a reset spring (611), wherein the fastening component housing (601) is fixedly mounted on the front end surface of a mounting back plate (5).

5. The integrated board for building heat insulation and preservation veneer of claim 4, wherein: the fastening component comprises a fastening component shell (601), wherein a reset limiting barrel (602) is fixedly connected to the inner wall of the rear side of the fastening component shell (601) in an integrated mode, a spring plate (603) is arranged in the reset limiting barrel (602) in a sliding mode, a reset spring (611) is arranged between the spring plate (603) and the inner wall of the lower side of the reset limiting barrel (602), a fastening rod (604) is fixedly connected to the surface of the other side of the spring plate (603) in an integrated mode, a second-section elastic barrel (605) penetrates through the rear end in a sliding mode, an elastic barrel mounting seat (606) is fixedly mounted on the second-section elastic barrel (605), and the elastic barrel mounting seat (606) is fixedly mounted on the inner wall of the lower side of the fastening component shell (601).

6. The integrated board for building heat insulation and preservation veneer of claim 5, wherein: the other end fixedly connected with trigger lever (607) of fastening pole (604), trigger lever (607) run through fastening subassembly shell (601) inner wall and both sides respectively integration two synchronous toothed plate (608) of fixedly connected with, two synchronous toothed plate (608) upper end meshing respectively is connected with synchronizing gear (609), two coaxial fixed connection just rotates between synchronizing gear (609) and runs through fastening subassembly shell (601) upper end inner wall, two fixedly connected with rotation fastener (610) between synchronizing gear (609).

7. The integrated board for building heat insulation and preservation veneer of claim 6, wherein: the two-stage cartridge (605) comprises: the cartridge case comprises a cartridge case (605a), a high-low tooth fixing ring (605b), high-low teeth (605c), two sections of limiting rods (605d), a limiting rod mounting ring (605e) and a mounting ring limiting groove (605f), wherein the cartridge case (605a) is fixedly mounted at the upper end of a cartridge installation seat (606).

8. The integrated board for building heat insulation and preservation veneer of claim 7, wherein: the integrated fixing device is characterized in that a high-low tooth fixing ring (605b) is fixedly connected to the inner wall of the barrel shell (605a), high-low teeth (605c) are fixedly connected to the surface of one side of the high-low tooth fixing ring (605b) in an integrated mode, two sections of limiting rods (605d) are arranged on one side of the high-low teeth (605c), the two sections of limiting rods (605d) are fixedly connected to a limiting rod mounting ring (605e) in an integrated mode respectively, the limiting rod mounting ring (605e) is installed in a mounting ring limiting groove (605f) in a rotating mode, and the mounting ring limiting groove (605f) is formed in a fastening rod (604).

Technical Field

The invention relates to the technical field of heat preservation plates, in particular to a building heat insulation and heat preservation veneer integrated plate.

Background

The popular and easy to understand of the heat insulation plate is the plate for heat insulation of the building. The heat-insulating board is a hard foamed plastic board made up by using polystyrene resin as raw material, adding other raw auxiliary materials and polymer, heating, mixing and simultaneously injecting catalyst, then extruding and forming, and has the functions of resisting moisture and resisting water, and can reduce the thickness of external enclosure structure of building so as to increase indoor usable floor area.

The board of present heated board is too many single, has faded out the selection range that people decorated gradually, but the good material of veneer, and the heat preservation effect is not pleasing to the eye, and the effect is single, and the heat preservation cotton in the inside of heated board, long-term use can wet, influences the heat preservation effect, and is difficult for changing.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a building heat insulation and preservation veneer integrated plate, which solves the problems that at present, the plate surface of a heat preservation plate is too single, the selection range of decoration by people is gradually faded out, the veneer is good-looking, the heat preservation effect is not attractive, the effect is single, and heat preservation cotton in the heat preservation plate is wetted after long-term use, influences the heat preservation effect and is not easy to replace.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an integral board of heat insulation and heat preservation veneer for buildings comprises a sound absorption box board, wherein the surface of the front end of the sound absorption box board is provided with a plurality of sound absorption holes, the rear end of the sound-absorbing box plate is integrally and fixedly connected with an asbestos plate for heat insulation, the upper end of the surface of the rear end of the asbestos plate is integrally and fixedly connected with two ejection connecting sheets, the rear ends of the two ejection connecting sheets are rotatably provided with ejection components, the rear end of the ejection assembly is fixedly connected with an installation back plate, the lower end of the front side surface of the installation back plate is fixedly connected with two fastening fixing clamping pieces, fastening rods are arranged on the two fastening fixing clamping pieces, the two ends of the fastening rod are fixedly connected with fastening rod side plates which are both fixedly connected with the rear side surface of the asbestos plate, the fastening rod is provided with fastening components at the rear end in a matched mode, the fastening components are fixedly installed on the surface of the front end of the installation backboard, and the foam insulation board is fixedly installed on the surface of the front end of the installation backboard.

As preferred, inhale the sound box inboard internal fixation and be provided with a plurality of cotton poles of inhaling sound, foam insulation board the place ahead is provided with the steam heating pipe, the steam heating pipe includes: heating installation main pipe frame, heating installation daughter pipe, heating installation are responsible for and are responsible for the frame installation piece, two install two heating installations respectively in the heating installation main pipe frame and be responsible for, two fixed intercommunication has a plurality of heating installation daughter pipes between the heating installation is responsible for, two the outside at both ends is two main pipe frame installation pieces of fixedly connected with respectively about the heating installation main pipe frame installation piece all through foam insulation board installation pole fixed mounting on the installation backplate.

Preferably, the ejection assembly comprises: ejecting subassembly shell, upset groove, upset pole spout, upset pole gag lever post spout and upset pole gag lever post, fixed mounting is on installation backplate front end surface, the upset groove has been seted up to ejecting subassembly shell upper end, inside parallel respectively of ejecting subassembly shell has seted up upset pole spout and two upset pole gag lever post spouts, just upset groove and upset pole spout intercommunication, it is provided with the upset pole to slide in the upset pole spout, two upset pole rear end both sides integration fixedly connected with two upset pole gag lever posts respectively, two the upset pole gag lever post slides respectively and sets up in two upset pole gag lever post spouts.

Preferably, the fastening component comprises: the fastening component comprises a fastening component shell, a reset limiting cylinder, a spring plate, a fastening rod, a two-section elastic cylinder, an elastic cylinder mounting seat, a trigger rod, a synchronous toothed plate, a synchronous gear, a rotary clamping piece and a reset spring, wherein the fastening component shell is fixedly mounted on the surface of the front end of a mounting back plate.

Preferably, the inner wall of the rear side of the fastening component shell is fixedly connected with a reset limiting cylinder in an integrated mode, a spring plate is arranged in the reset limiting cylinder in a sliding mode, a reset spring is arranged between the spring plate and the inner wall of the low end of the reset limiting cylinder, the surface of the other side of the spring plate is fixedly connected with a fastening rod in an integrated mode, the rear end of the spring plate penetrates through a two-section elastic cylinder in a sliding mode, an elastic cylinder mounting seat is fixedly mounted on the two-section elastic cylinder, and the elastic cylinder mounting seat is fixedly mounted on the inner wall of the low end of the fastening component shell.

Preferably, the other end fixedly connected with trigger lever of straining rod, the trigger lever runs through straining component shell inner wall and both sides respectively two synchronous toothed plate of integration fixedly connected with, two synchronous toothed plate upper end meshing connection has synchronizing gear respectively, two coaxial fixed connection just rotates between the synchronizing gear and runs through straining component shell upper end inner wall, two fixedly connected with rotation fastener between the synchronizing gear.

Preferably, the two-stage cartridge comprises: the cartridge case comprises a cartridge case body, a high-low tooth fixing ring, high-low teeth, two sections of limiting rods, a limiting rod mounting ring and a mounting ring limiting groove, wherein the cartridge case body is fixedly mounted at the upper end of a cartridge installation seat.

Preferably, the integrated fixedly connected with high-low tooth fixing ring is arranged on the inner wall of the barrel shell, the integrated fixedly connected with high-low tooth is arranged on the surface of one side of the high-low tooth fixing ring, two sections of limiting rods are arranged on one side of the high-low tooth, the two sections of limiting rods are respectively and fixedly connected onto the limiting rod mounting ring in an integrated mode, the limiting rod mounting ring is rotatably mounted in a mounting ring limiting groove, and the mounting ring limiting groove is formed in the fastening rod.

(III) advantageous effects

The invention provides a building heat insulation and preservation veneer integrated plate. The method has the following beneficial effects:

according to the scheme, according to the problems brought forward by the background technology, the sound-absorbing box plate is fixed at the front end of the heat-insulating plate of the asbestos plate, the upper end of the sound-absorbing box plate is provided with a plurality of sound-absorbing holes, a plurality of sound-absorbing cotton rods are arranged in the box, the sound in a room can be isolated from being emitted, the sound-absorbing holes in the sound-absorbing box plate can also be used as hole walls for decoration, and the hanging rods are inserted, so that the decoration is conveniently hung, and the practicability of the plate is improved;

the trigger rod in the fastening component is pushed through the fastening rod at the rear end of the asbestos plate, and the two synchronous toothed plates at the rear end are linked to be meshed with the synchronous gear, so that the rotary clamping piece can be driven to rotate upwards and be far away from the upper part of the fastening rod, the fastening rod can be separated from the fastening fixing clamping piece, the two sections of limiting rods move on the high and low teeth at intervals, and because the saw teeth at intervals of the high and low teeth are different in height, the horizontal positions of the two sections of limiting rods are different during movement, so that the fastening rod can move repeatedly in a two-section manner in the horizontal direction, and the two sections correspond to the opening and closing of the asbestos plate respectively;

the turnover rod in the ejection assembly slides in the turnover rod sliding groove, so that other surfaces around the sound-absorbing box board can be protruded, the two turnover rod limiting rods in the two turnover grooves limit incomplete separation of the sound-absorbing box board, and the turnover angle is larger when the sound-absorbing box board is turned.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line a-a of FIG. 2 according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along line b-b of FIG. 2 according to the present invention;

FIG. 5 is a schematic structural view of a fastening component of the present invention;

FIG. 6 is a schematic side view of a fastening component of the present invention;

FIG. 7 is a cross-sectional view taken along line c-c of FIG. 6 according to the present invention;

FIG. 8 is a schematic structural view of a two-stage cartridge of the present invention;

FIG. 9 is a schematic side view of a two-stage cartridge according to the present invention;

FIG. 10 is a cross-sectional view taken along line d-d of FIG. 9 according to the present invention;

FIG. 11 is a schematic view of the overall structure of the ejection assembly of the present invention;

FIG. 12 is a schematic top view of the ejection assembly of the present invention;

FIG. 13 is a schematic cross-sectional view taken along line e-e of FIG. 12 according to the present invention.

Wherein, 1, sound-absorbing box board; 2. a sound absorption hole; 3. an asbestos sheet; 4. ejecting the assembly; 401. ejecting the assembly shell; 402. a turnover groove; 403. a turning rod; 404. a turnover rod chute; 405. a turnover rod limiting rod chute; 406. a turnover rod limiting rod; 5. mounting a back plate; 6. a fastening component; 601. a fastening assembly housing; 602. a reset limiting cylinder; 603. a spring plate; 604. fastening the rod; 605. a second section of cartridge; 605a, a cartridge shell; 605b, a high-low tooth fixing ring; 605c, high and low teeth; 605d, two sections of limiting rods; 605e, a limiting rod mounting ring; 605f, mounting a ring limiting groove; 606. a cartridge mount; 607. a trigger lever; 608. a synchronous toothed plate; 609. a synchronizing gear; 610. rotating the clamping piece; 611. a return spring; 7. fastening the rod side plate; 8. fastening the rod; 9. fastening the fixing clamp piece; 10. a foam insulation board; 11. a foam insulation board mounting rod; 12. a heating pipe; 1201. a main heating pipe frame; 1202. a heater sub-pipe; 1203. a heating main pipe; 1204. a main pipe frame mounting piece; 13. a sound absorbing cotton stalk; 14. and ejecting the connecting sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1, 2, 3, 4 and 5, an embodiment of the invention provides a building heat insulation and preservation veneer integrated plate, which comprises a sound-absorbing box plate 1, wherein the front end surface of the sound-absorbing box plate 1 is provided with a plurality of sound-absorbing holes 2, the rear end of the sound-absorbing box plate 1 is integrally and fixedly connected with an asbestos plate 3 for heat insulation, the upper end of the rear end surface of the asbestos plate 3 is integrally and fixedly connected with two ejecting connecting sheets 14, the rear ends of the two ejecting connecting sheets 14 are rotatably provided with ejecting components 4, the rear end of the ejecting components 4 is fixedly connected with a mounting back plate 5, the lower end of the front side surface of the mounting back plate 5 is fixedly connected with two fastening fixing and clamping pieces 9, two fastening and clamping pieces 9 are provided with fastening rods 8, the two ends of the fastening rods 8 are fixedly connected with fastening rod side plates 7, and the two fastening rod side plates 7 are both fixedly connected with the rear side surface of the asbestos plate 3, the cooperation of 8 rear ends of fastening pole is provided with fastening components 6 and fixed mounting at 5 front end surfaces of installation backplate, 5 front end fixed surface of installation backplate installs foam insulation board 10.

Through the technical scheme, the sound-absorbing box plate 1 is fixed at the front end of the heat-insulating plate of the asbestos plate 3, the upper end of the sound-absorbing box plate is provided with the plurality of sound-absorbing holes 2, the sound-absorbing cotton rods 13 are arranged in the box, the sound in a room can be isolated from being emitted, the sound-absorbing holes 2 can also be used as hole walls for decoration, and the hanging rods are inserted, so that the decoration is conveniently hung, and the practicability of the plate is improved; the trigger lever 607 in the fastening component 6 is pushed by the fastening lever 8 at the rear end of the asbestos plate 3, and the two synchronous tooth plates 608 at the rear end are linked to be meshed with the synchronous gear 609, so that the rotary clamping piece 610 can be driven to rotate upwards, the upper part of the fastening lever 8 is far away, the fastening lever 8 can be separated from the fastening fixing clamping piece 9, the two sections of limiting rods 605d move on the high-low teeth 605c at intervals, and the horizontal positions of the two sections of limiting rods 605d are different during movement due to different heights of the spaced saw teeth of the high-low teeth 605c, so that the fastening lever 604 can move repeatedly in two sections in the horizontal direction, and the two sections of limiting rods correspond to the opening and closing of the asbestos plate 3 respectively; the turnover rod 403 in the ejection assembly 4 slides in the turnover rod sliding groove 404, so that the sound-absorbing box board 1 protrudes out of other surrounding board surfaces, and the two turnover rod limiting rods 406 in the two turnover grooves 402 limit the sound-absorbing box board to be incompletely separated, so that the turnover angle is larger when the sound-absorbing box board 1 is turned over.

Wherein, inhale 1 internal fixation of sound boxboard and be provided with a plurality of cotton poles 13 of inhaling sound, foam insulation board 10 the place ahead is provided with heating pipe 12, heating pipe 12 includes: the heating installation is responsible for frame 1201, heating installation daughter pipe 1202, heating installation and is responsible for 1203 and be responsible for frame installation piece 1204, two install two heating installation in the heating installation mother pipe frame 1201 respectively and be responsible for 1203, two fixed intercommunication has a plurality of heating installation daughter pipes 1202 between the heating installation mother pipe 1203, two the outside at both ends is two frame installation pieces 1204 of being responsible for of fixedly connected with respectively about the heating installation mother pipe frame 1201, every main pipe frame installation piece 1204 all through 11 fixed mounting of foam insulation board installation pole on installation backplate 5, through the inside structure of heating pipe 12, can heat the air in class, makes the heat preservation cotton more difficult to wet, and increases the one deck heat preservation effect.

Wherein, the ejection assembly 4 comprises: an ejection component shell 401, a turning groove 402, a turning rod 403, a turning rod chute 404, a turning rod limiting rod chute 405 and a turning rod limiting rod 406, wherein the ejection component shell 401 is fixedly arranged on the front end surface of a mounting back plate 5, the upper end of the ejection component shell 401 is provided with the turning groove 402, the inside of the ejection component shell 401 is respectively provided with the turning rod chute 404 and the two turning rod limiting rod chutes 405 in parallel, the turning groove 402 is communicated with the turning rod chute 404, the turning rod 403 is arranged in the turning rod chute 404 in a sliding manner, two sides of the rear end of the turning rod 403 are respectively and integrally and fixedly connected with the two turning rod limiting rods 406, the two turning rod limiting rods 406 are respectively arranged in the two turning rod limiting rod chutes 405 in a sliding manner, the turning rod 403 in the ejection component 4 slides in the turning rod chute 404, so that the sound-absorbing box plate 1 protrudes out other plate surfaces around, and the incomplete separation is limited by the two turning rod limiting rods 406 in the two turning rod chutes 402, when the sound-absorbing box board 1 is turned over, the turning angle is larger.

It should be noted that the fastening assembly 6 comprises: the fastening assembly comprises a fastening assembly housing 601, a reset limiting cylinder 602, a spring plate 603, a fastening rod 604, a two-stage cartridge 605, a cartridge mounting seat 606, a trigger rod 607, a synchronous toothed plate 608, a synchronous gear 609, a rotary catch 610 and a reset spring 611, wherein the fastening assembly housing 601 is fixedly mounted on the front end surface of the mounting back plate 5; a reset limiting cylinder 602 is fixedly connected to the inner wall of the rear side of the fastening component housing 601 in an integrated manner, a spring plate 603 is installed in the reset limiting cylinder 602 in a sliding manner, a reset spring 611 is arranged between the spring plate 603 and the inner wall of the lower end of the reset limiting cylinder 602, a fastening rod 604 is fixedly connected to the surface of the other side of the spring plate 603 in an integrated manner, a two-section cartridge 605 penetrates through the rear end in a sliding manner, a cartridge mounting seat 606 is fixedly installed on the two-section cartridge 605, and the cartridge mounting seat 606 is fixedly installed on the inner wall of the lower end of the fastening component housing 601; the other end of the fastening rod 604 is fixedly connected with a trigger rod 607, the trigger rod 607 penetrates through the inner wall of the fastening component shell 601, two synchronous toothed plates 608 are respectively and integrally and fixedly connected to two sides of the trigger rod 607, the upper ends of the two synchronous toothed plates 608 are respectively connected with a synchronous gear 609 in a meshing manner, the two synchronous gears 609 are coaxially and fixedly connected and rotatably penetrate through the inner wall of the upper end of the fastening component shell 601, a rotary clamping piece 610 is fixedly connected between the two synchronous gears 609, and the practicability of the plate is improved; the fastening rod 8 through the rear end of the asbestos plate 3 pushes the trigger lever 607 in the fastening component 6, and two synchronous toothed plates 608 at the linkage rear end are meshed with a synchronous gear 609, so that the rotary clamping piece 610 can be driven to rotate upwards, the upper part of the fastening rod 8 is far away, and the fastening rod 8 can be separated from the fastening fixing clamping piece 9.

In this embodiment, the two-stage cartridge 605 includes: the cylinder casing 605a is fixedly arranged at the upper end of the cylinder mounting seat 606; the inner wall of the barrel casing 605a is integrally and fixedly connected with a high-low tooth fixing ring 605b, the surface of one side of the high-low tooth fixing ring 605b is integrally and fixedly connected with a high-low tooth 605c, one side of the high-low tooth 605c is provided with two sections of limiting rods 605d, the two sections of limiting rods 605d are respectively and integrally and fixedly connected to a limiting rod mounting ring 605e, the limiting rod mounting ring 605e is rotatably mounted in a mounting ring limiting groove 605f, the mounting ring limiting groove 605f is formed in the fastening rod 604, and the two sections of limiting rods 605d move on the high-low tooth 605c at intervals.

The working principle is as follows:

the sound-absorbing box plate 1 is fixed at the front end of the heat-insulating plate of the asbestos plate 3, the upper end of the heat-insulating plate is provided with a plurality of sound-absorbing holes 2, a plurality of sound-absorbing cotton rods 13 are arranged in the box, the sound in a room can be isolated from being emitted, the sound-absorbing holes 2 on the box can also be used as hole walls for decoration, and the hanging rods are inserted, so that the decoration is conveniently hung, and the practicability of the plate is improved; the trigger lever 607 in the fastening component 6 is pushed by the fastening lever 8 at the rear end of the asbestos plate 3, and the two synchronous tooth plates 608 at the rear end are linked to be meshed with the synchronous gear 609, so that the rotary clamping piece 610 can be driven to rotate upwards, the upper part of the fastening lever 8 is far away, the fastening lever 8 can be separated from the fastening fixing clamping piece 9, the two sections of limiting rods 605d move on the high-low teeth 605c at intervals, and the horizontal positions of the two sections of limiting rods 605d are different during movement due to different heights of the spaced saw teeth of the high-low teeth 605c, so that the fastening lever 604 can move repeatedly in two sections in the horizontal direction, and the two sections of limiting rods correspond to the opening and closing of the asbestos plate 3 respectively; the turnover rod 403 in the ejection assembly 4 slides in the turnover rod sliding groove 404, so that the sound-absorbing box board 1 protrudes out of other surrounding board surfaces, and the two turnover rod limiting rods 406 in the two turnover grooves 402 limit the sound-absorbing box board to be incompletely separated, so that the turnover angle is larger when the sound-absorbing box board 1 is turned over.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.