阅读说明：本技术 一种节能型建筑内墙复合板 (Energy-saving building interior wall composite sheet ) 是由 姜磊 赵昱权 孟祥伟 伊永利 姜鹏 郭庆南 姜友飞 吴士祥 杜元杰 姜元好 于 2021-09-23 设计创作，主要内容包括：本发明提供一种节能型建筑内墙复合板,涉及复合板技术领域,该一种节能型建筑内墙复合板,包括复合板,所述复合板下端设置有翻转固定框架,所述翻转固定框架两侧开设有两个翻转轴滑动孔,每个所述保温石棉板上均开设有若干通风孔,所述复合底板上端表面别位于靠近磁吸铁片的一侧与其对应安装有两个磁吸组件；通过将复合底板上端开设安装孔,在四个固定框架支撑柱的安装孔之间通过粘接的方式安装保温石棉板底板和保温石棉板,在若干保温石棉板上端放置翻转固定框架；达到在不需要打开时能够锁紧的效果,通过下端的保温石棉板之间的缝隙,防止水分和潮湿空气的停留,加大通风效果,从而达到耐水性的效果,其中,复合板采用无醛木制材料。(The invention provides an energy-saving building inner wall composite board, which relates to the technical field of composite boards and comprises a composite board, wherein the lower end of the composite board is provided with an overturning fixed frame, two overturning shaft sliding holes are formed in two sides of the overturning fixed frame, each heat-insulating asbestos board is provided with a plurality of ventilation holes, and the upper end surface of a composite bottom board is respectively positioned at one side close to a magnetic iron sheet and is correspondingly provided with two magnetic suction components; arranging mounting holes at the upper end of the composite bottom plate, mounting the heat-preservation asbestos plate bottom plate and the heat-preservation asbestos plate among the mounting holes of the four fixed frame support columns in a bonding mode, and placing a turnover fixed frame at the upper ends of a plurality of heat-preservation asbestos plates; reach the effect that can lock when need not opening, through the gap between the heat preservation asbestos board of lower extreme, prevent the dwell of moisture and humid air, increase ventilation effect to reach the effect of water proofness, wherein, the composite sheet adopts no aldehyde wooden material.)

1. The utility model provides an energy-saving building interior wall composite sheet, includes composite sheet (1), its characterized in that: the composite board turnover mechanism is characterized in that a turnover fixing frame (2) is arranged at the lower end of the composite board (1), two turnover shaft sliding holes (10) are formed in two sides of the turnover fixing frame (2), composite board turnover blocks (8) are integrally connected to two sides of the lower end of the composite board (1) and located on the two turnover shaft sliding holes (10), a composite board turnover shaft (9) is fixedly connected to the inner sides of the two composite board turnover blocks (8), the two composite board turnover shafts (9) are movably arranged in the two turnover shaft sliding holes (10), a turnover locking assembly (13) is arranged on the upper end surface of one side, away from the composite board turnover blocks (8), of the composite board (1), a fixing groove (12) located right below the turnover locking assembly (13) is formed in the turnover fixing frame (2), two magnetic iron sheets (11) are fixedly mounted on the lower end surface of the other side of the composite board (1) respectively, upset fixed frame (2) lower extreme is through four fixed frame support columns (7) fixed connection composite bottom plate (3), just fixed mounting has heat preservation asbestos board bottom plate (4) between composite bottom plate (3) and upset fixed frame (2), heat preservation asbestos board bottom plate (4) upper end integration is connected with a plurality of heat preservation asbestos board (14), every a plurality of ventilation holes (6) have all been seted up on heat preservation asbestos board (14), composite bottom plate (3) upper end surface do not is located one side that is close to magnetism and inhales iron sheet (11) and corresponds rather than and installs two magnetism and inhale subassembly (5).

2. The energy-saving composite board for the inner wall of the building as claimed in claim 1, wherein: the flip-lock assembly (13) comprises: the locking device comprises a locking groove (1301), a locking cover sliding groove (1302), a sliding groove cover (1303), a turnover locking assembly upper plate (1304), a locking block sliding groove (1305), a locking block (1306), an unlocking button (1307), an unlocking spring fixing plate (1308), an unlocking spring (1309), a locking fixture block (1310), a locking rack (1311), an unlocking limit sliding rod (1312), an unlocking sliding rail (1313), a locking block sliding limit plate (1314), an unlocking button fixing shell (1315), an unlocking button limit plate (1316), an unlocking button reset spring (1317), an unlocking sliding rail connecting rod (1318), a locking latch (1319), a latch supporting spring (1320), a locking connecting rod (1321) and a sliding groove cover rotating shaft (1322), wherein the locking groove (1301) is formed in the composite plate (1).

3. The energy-saving composite board for the inner wall of the building as claimed in claim 2, wherein: two locking cover sliding grooves (1302) are respectively formed in the inner walls of the two sides of the locking groove (1301), sliding groove cover rotating shafts (1322) are arranged in the locking cover sliding grooves (1302) in a sliding mode, sliding groove covers (1303) are integrally connected to the sliding groove cover rotating shafts (1322), and an overturning locking assembly upper plate (1304) is fixedly connected to the lower end of the locking groove (1301) in an integrated mode.

4. The energy-saving composite board for the inner wall of the building as claimed in claim 3, wherein: a locking block sliding groove (1305) used for sliding of a locking block (1306) is formed in the upper end surface of the turnover locking assembly upper plate (1304), the locking block (1306) is installed in the locking block sliding groove (1305) in a sliding mode, the locking block (1306) is integrally connected with a locking block sliding limiting plate (1314) tightly attached to the lower end surface of the turnover locking assembly upper plate (1304) and used for limiting the locking block (1306), and the locking block sliding limiting plate (1314) is fixedly connected with a locking clamping block (1310) at the lower end of the locking block sliding limiting plate (1314).

5. The energy-saving composite board for the inner wall of the building as claimed in claim 4, wherein: the locking device is characterized in that a locking latch (1319) is arranged in the locking fixture block (1310) in a sliding mode, a latch supporting spring (1320) is fixedly installed between the lower end of the locking latch (1319) and the inner wall of the lower end of the locking fixture block (1310), one side, far away from the locking block (1306), of the locking latch (1319) is fixedly connected with a locking connecting rod (1321) perpendicular to the surface of the locking latch, the upper end of the locking latch (1319) is connected with a locking rack (1311) in a meshed mode, and the locking rack (1311) is fixedly connected to the surface of the lower end of an upper plate (1304) of the turnover locking assembly.

6. The energy-saving composite board for the inner wall of the building as claimed in claim 5, wherein: the locking connecting rod (1321) is movably arranged in an unlocking sliding rail (1313), the surface of the upper end of one side of the unlocking sliding rail (1313) is integrally and fixedly connected with an unlocking sliding rail connecting rod (1318), the upper end of the unlocking sliding rail connecting rod (1318) is fixedly connected with an unlocking button (1307), the unlocking button (1307) is slidably arranged in an unlocking button fixing shell (1315), the side surface of the unlocking button (1307) is integrally connected with an unlocking button limiting plate (1316), an unlocking button return spring (1317) is arranged between the unlocking button limiting plate (1316) and the inner wall of the lower end of the unlocking button fixing shell (1315), the surface of the upper end of the other side of the unlocking sliding rail (1313) is fixedly connected with an unlocking limiting sliding rod (1312) vertical to the surface of the unlocking sliding rail, the unlocking limiting sliding rod (1312) is inserted in a sliding mode on an overturning locking component upper plate (1304), and one side, far away from the unlocking limiting sliding rod (1312), of the locking block (1306) is fixedly connected with an unlocking spring (1309), the other end of the unlocking spring (1309) is fixedly connected with an unlocking spring fixing plate (1308), and the unlocking spring fixing plate (1308) is fixedly connected with the lower end surface of the turnover locking assembly upper plate (1304).

7. The energy-saving composite board for the inner wall of the building as claimed in claim 1, wherein: subassembly (5) is inhaled to magnetism includes: magnetism is inhaled shell (501), magnetism and is inhaled mounting panel (502), magnet retainer plate (503), magnet (504), magnetism inhale dashpot (505), magnetism inhale slider (506), magnetism inhale connecting rod (507) and magnetism and inhale buffer spring (508), magnetism is inhaled subassembly (5) and is installed at composite bottom plate (3) upper end surface through magnetism and inhale mounting panel (502).

8. The energy-saving composite board for the inner wall of the building as claimed in claim 7, wherein: magnetism is inhaled mounting panel (502) upper end integration fixedly connected with magnetism and is inhaled shell (501), magnetism is inhaled and has been seted up two magnetism respectively and inhale dashpot (505), two in inhaling dashpot (505) and slide respectively and be provided with two magnetism and inhale slider (506), two inhale slider (506) front end integration fixedly connected with magnetism and inhale connecting rod (507), two inhale the equal fixedly connected with magnet retainer plate (503) of connecting rod (507) front end, two the equal fixedly connected with magnet (504) in magnet retainer plate (503) front end, two it inhales buffer spring (508) to be provided with magnetism between slider (506) rear end and the magnetism buffer pot (505) rear end inner wall to inhale slider (506).

Technical Field

The invention relates to the technical field of composite boards, in particular to an energy-saving building inner wall composite board.

Background

A composite rock wool board is made up of basalt or other natural ore through high-temp smelting to obtain fibres, adding adhesive and solidifying. The rock wool board product is suitable for heat insulation, sound insulation and the like of industrial equipment, buildings and ships.

And the composite sheet is except having the cushioning effect of high strength, in order to be able to be energy-conserving for indoor temperature control equipment, the designer can be structural in the periphery of building, some materials that can remain indoor temperature as far as possible of design, reduce indoor temperature's loss, can hug closely asbestos material's heated board at the composite sheet rear end, and because be the interior wall of peripheral structure, there is the steam infiltration for a long time, asbestos material will lose the heat preservation effect, then need to change asbestos material under this kind of condition, and combine present composite sheet mounting structure, go to change inside heat preservation material, but very difficulty, and the engineering is expensive.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an energy-saving building inner wall composite board, which solves the problems that at present, due to the inner wall with a peripheral structure, water vapor permeates for a long time, the asbestos material loses the heat insulation effect, under the condition, the asbestos material needs to be replaced, and the replacement of the internal heat insulation material is very difficult and the project is huge by combining the existing composite board installation structure.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an energy-saving composite board for an inner wall of a building comprises a composite board, wherein the lower end of the composite board is provided with a turnover fixing frame, two turnover shaft sliding holes are formed in two sides of the turnover fixing frame, composite board turnover blocks are integrally connected with two sides of the lower end of the composite board and positioned on two sides of the turnover shaft sliding holes, composite board turnover shafts are fixedly connected with the inner sides of the two composite board turnover blocks, the two composite board turnover shafts are movably arranged in the two turnover shaft sliding holes, a turnover locking component is arranged on the upper end surface of one side of the composite board, away from the composite board turnover blocks, a fixing groove is formed in the turnover fixing frame and positioned right below the turnover locking component, two magnetic iron sheets are respectively and fixedly arranged on the lower end surface of the other side of the composite board, the lower end of the turnover fixing frame is fixedly connected with a composite bottom board through four fixing frame supporting columns, and a heat-insulating asbestos board bottom board is fixedly arranged between the composite bottom board and the turnover fixing frame, the utility model discloses a compound bottom plate, including heat preservation asbestos board bottom plate, compound bottom plate upper end surface is located one side that is close to magnetism and inhales iron sheet and corresponds rather than installing two magnetism and inhale the subassembly, heat preservation asbestos board bottom plate upper end integration is connected with a plurality of heat preservation asbestos board, every all seted up a plurality of ventilation holes on the heat preservation asbestos board, compound bottom plate upper end surface is located one side that is close to magnetism and inhales the iron sheet rather than installing two magnetism.

Preferably, the flip lock assembly comprises: the locking device comprises a locking groove, a locking cover sliding groove, a sliding groove cover, an overturning locking assembly upper plate, a locking block sliding groove, a locking block, an unlocking button, an unlocking spring fixing plate, an unlocking spring, a locking clamping block, a locking rack, an unlocking limiting sliding rod, an unlocking sliding rail, a locking block sliding limiting plate, an unlocking button fixing shell, an unlocking button limiting plate, an unlocking button reset spring, an unlocking sliding rail connecting rod, a locking latch, a latch supporting spring, a locking connecting rod and a sliding groove cover rotating shaft, wherein the locking groove is formed in the composite plate.

Preferably, two locking cover sliding grooves are formed in the inner walls of the two sides of the locking groove respectively, sliding groove cover rotating shafts are arranged in the locking cover sliding grooves in a sliding mode, sliding groove covers are integrally connected to the sliding groove cover rotating shafts, and the lower end of the locking groove is fixedly connected with an overturning locking assembly upper plate in an integrated mode.

As preferred, upset locking Assembly upper plate upper end surface is offered and is used for the gliding latch segment spout of latch segment, slidable mounting has the latch segment in the latch segment spout, latch segment lower extreme integration is connected with and pastes the latch segment slip limiting plate that upset locking Assembly upper plate lower extreme surface is used for restricting the latch segment, latch segment slip limiting plate lower extreme fixedly connected with locking fixture block.

Preferably, the locking clamping block is internally provided with a locking clamping tooth in a sliding manner, a clamping tooth supporting spring is fixedly installed between the lower end of the locking clamping tooth and the inner wall of the lower end of the locking clamping block, one side of the locking clamping tooth, far away from the locking block, is fixedly connected with a locking connecting rod vertical to the surface of the locking clamping tooth, the upper end of the locking clamping tooth is meshed with a locking rack, and the locking rack is fixedly connected to the surface of the lower end of an upper plate of the turnover locking assembly.

Preferably, the locking connecting rod is movably arranged in the unlocking slide rail, the upper end surface of one side of the unlocking slide rail is integrally and fixedly connected with the unlocking slide rail connecting rod, the upper end of the unlocking slide rail connecting rod is fixedly connected with an unlocking button which is arranged in the unlocking button fixing shell in a sliding way, and the side surface of the unlocking button is integrally connected with an unlocking button limiting plate, an unlocking button return spring is arranged between the unlocking button limiting plate and the inner wall of the lower end of the unlocking button fixed shell, the surface of the upper end of the other side of the unlocking slide rail is fixedly connected with an unlocking limit slide rod vertical to the surface of the unlocking slide rail, the unlocking limit slide rod is inserted on the upper plate of the turnover locking component in a sliding way, one side of the locking block, which is far away from the unlocking limit slide rod, is fixedly connected with an unlocking spring, the other end of the unlocking spring is fixedly connected with an unlocking spring fixing plate, and the unlocking spring fixing plate is fixedly connected with the surface of the lower end of the upper plate of the turnover locking assembly.

Preferably, the magnetic attraction component comprises: the magnetic attraction component is arranged on the upper end surface of the composite bottom plate through the magnetic attraction mounting plate.

As preferred, the shell is inhaled to magnetism mounting panel upper end integration fixedly connected with magnetism, two magnetism dashpots are inhaled to having seted up respectively in the shell to magnetism, two it inhales the slider to inhale the dashpot and slide respectively in being provided with two magnetism, two the connecting rod is inhaled to magnetism slider front end integration fixedly connected with magnetism, two the equal fixedly connected with magnet retainer plate of connecting rod front end is inhaled to magnetism, two equal fixedly connected with magnet of magnet retainer plate front end, two it inhales and is provided with magnetism between the dashpot rear end inner wall to inhale slider rear end and magnetism and inhale buffer spring.

(III) advantageous effects

The invention provides an energy-saving building inner wall composite board. The method has the following beneficial effects:

firstly, arranging four mounting holes for fixing frame support columns and 8 mounting holes for mounting a pair of magnetic suction assemblies at the upper end of a composite bottom plate, mounting a heat-preservation asbestos plate bottom plate and a heat-preservation asbestos plate between the mounting holes of the four fixing frame support columns in a bonding mode, placing a turnover fixing frame at the upper ends of a plurality of heat-preservation asbestos plates, and fixedly connecting the four fixing frame support columns with the composite bottom plate; secondly, the composite board is rotatably installed through overturning shaft sliding holes on two sides of the overturning fixed frame, two magnetic iron sheets fixedly installed on the surface of the lower end of the composite board through screws are matched with two magnetic components installed at the upper end of the composite bottom plate, the composite board is prevented from being damaged by an overlarge overturning angle during overturning, and a temporary fixing and buffering effect is achieved; wherein, at the upset locking Assembly of composite sheet other end top surface, install through the fixed slot of seting up on its upper end, reach the effect that can lock when need not open, through the gap between the heat preservation asbestos board of lower extreme, prevent the dwell of moisture and humid air, increase ventilation effect to reach the effect of water proofness, wherein, the composite sheet adopts no aldehyde wooden material.

Drawings

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

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

FIG. 3 is a schematic structural view of the fixing frame of the present invention;

FIG. 4 is a schematic top view of a composite panel according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the overall construction of the flip lock assembly of the present invention;

FIG. 7 is a side view of the structure of FIG. 6 of the present invention;

FIG. 8 is a cross-sectional view taken along line a-a of FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the overall structure of the magnetic assembly of the present invention;

FIG. 10 is a schematic front view of the structure of FIG. 9 according to the present invention;

FIG. 11 is a schematic cross-sectional view taken along line b-b of FIG. 10 according to the present invention.

Wherein, 1, a composite board; 2. turning over the fixed frame; 3. a composite bottom plate; 4. a heat-insulating asbestos board bottom board; 5. a magnetic component; 501. the shell is magnetically attracted; 502. the mounting plate is magnetically attracted; 503. a magnet fixing ring; 504. a magnet; 505. magnetically attracting the buffer tank; 506. a magnetic slider; 507. a connecting rod is magnetically attracted; 508. magnetically attracting the buffer spring; 6. a vent hole; 7. a fixed frame support post; 8. a composite board overturning block; 9. a composite board overturning shaft; 10. a trip shaft sliding hole; 11. magnetically attracting the iron sheet; 12. fixing grooves; 13. turning over the locking assembly; 1301. a locking groove; 1302. a locking cover chute; 1303. a chute cover; 1304. turning over the upper plate of the locking assembly; 1305. a locking block chute; 1306. a locking block; 1307. an unlock button; 1308. unlocking the spring fixing plate; 1309. an unlocking spring; 1310. locking the fixture block; 1311. locking the rack; 1312. unlocking the limiting slide rod; 1313. unlocking the slide rail; 1314. the locking block slides the limiting plate; 1315. the unlocking button fixes the shell; 1316. an unlocking button limiting plate; 1317. an unlock button return spring; 1318. unlocking the slide rail connecting rod; 1319. locking the latch; 1320. a latch support spring; 1321. locking the connecting rod; 1322. a chute cover rotating shaft; 14. thermal insulation asbestos board.

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 to 11, an embodiment of the present invention provides an energy-saving composite panel for an interior wall of a building, which includes a composite panel 1, wherein a fixed overturning frame 2 is disposed at a lower end of the composite panel 1, two overturning shaft sliding holes 10 are disposed at two sides of the fixed overturning frame 2, composite panel overturning blocks 8 are integrally connected to two sides of the lower end of the composite panel 1 and located at two sides of the overturning shaft sliding holes 10, a composite panel overturning shaft 9 is fixedly connected to inner sides of the two composite panel overturning blocks 8, the two composite panel overturning shafts 9 are movably disposed at the two overturning shaft sliding holes 10, an overturning locking assembly 13 is disposed on an upper end surface of one side of the composite panel 1, which is far away from the composite panel overturning blocks 8, a fixing groove 12 is disposed on the fixed overturning frame 2, two magnetic iron sheets 11 are respectively and fixedly mounted on a lower end surface of the other side of the composite panel 1, the lower extreme of upset fixed frame 2 is through four fixed frame support columns 7 fixed connection composite bottom plate 3, just fixed mounting has heat preservation asbestos board bottom plate 4 between composite bottom plate 3 and the upset fixed frame 2, 4 upper ends of heat preservation asbestos board bottom plate integration are connected with a plurality of heat preservation asbestos board 14, every a plurality of ventilation holes 6 have all been seted up on the heat preservation asbestos board 14, 3 upper end surfaces of composite bottom plate do not are located and inhale one side of iron sheet 11 rather than corresponding two magnetism subassemblies 5 of installing of inhaling near magnetism.

According to the technical scheme, the upper end of the composite bottom plate 3 is provided with four mounting holes for fixing frame support columns 7 and 8 mounting holes for mounting a pair of magnetic suction assemblies 5, the heat-insulation asbestos plate bottom plate 4 and the heat-insulation asbestos plate 14 are mounted among the mounting holes for the four fixing frame support columns 7 in a bonding mode, the overturning fixing frame 2 is placed at the upper ends of the heat-insulation asbestos plates 14, and the four fixing frame support columns 7 are fixedly connected with the composite bottom plate 3; secondly, the composite board 1 is rotatably installed through overturning shaft sliding holes 10 on two sides of the overturning fixed frame 2, two magnetic iron sheets 11 fixedly installed on the surface of the lower end of the composite board 1 through screws are matched with two magnetic components 5 installed at the upper end of the composite bottom board 3, the composite board 1 is prevented from being damaged by an overlarge overturning angle during overturning, and a temporary fixing and buffering effect is achieved; the turnover locking component 13 on the upper surface of the other end of the composite board 1 is installed through the fixing groove 12 formed in the upper end of the turnover locking component, so that the turnover locking component can be locked when the turnover locking component is not required to be opened.

The flip lock assembly 13 includes: the locking device comprises a locking groove 1301, a locking cover sliding groove 1302, a sliding groove cover 1303, an overturning locking assembly upper plate 1304, a locking block sliding groove 1305, a locking block 1306, an unlocking button 1307, an unlocking spring fixing plate 1308, an unlocking spring 1309, locking clamping blocks 1310, v, an unlocking limit sliding rod 1312, an unlocking sliding rail 1313, a locking block sliding limit plate 1314, an unlocking button fixing shell 1315, an unlocking button limit plate 1316, an unlocking button return spring 1317, an unlocking sliding rail connecting rod 1318, a locking clamping tooth 1319, a clamping tooth supporting spring 1320, a locking connecting rod 1321 and a sliding groove cover rotating shaft 1322, wherein the locking groove 1301 is formed in the composite plate 1; two locking cover sliding grooves 1302 are respectively formed in the inner walls of the two sides of the locking groove 1301, sliding groove cover rotating shafts 1322 are slidably mounted in the two locking cover sliding grooves 1302, sliding groove covers 1303 are integrally connected to the sliding groove cover rotating shafts 1322, and an overturning locking assembly upper plate 1304 is integrally and fixedly connected to the lower end of the locking groove 1301; a locking block sliding groove 1305 used for sliding a locking block 1306 is formed in the surface of the upper end of the turnover locking assembly upper plate 1304, the locking block 1306 is installed in the locking block sliding groove 1305 in a sliding mode, a locking block sliding limiting plate 1314 tightly attached to the surface of the lower end of the turnover locking assembly upper plate 1304 and used for limiting the locking block 1306 is integrally connected to the lower end of the locking block 1306, and a locking block 1310 is fixedly connected to the lower end of the locking block sliding limiting plate 1314; a locking latch 1319 is slidably arranged in the locking latch 1310, a latch supporting spring 1320 is fixedly installed between the lower end of the locking latch 1319 and the inner wall of the lower end of the locking latch 1310, a locking connecting rod 1321 vertical to the surface of the locking latch 1319 is fixedly connected to the surface of one side of the locking latch 1319 away from the locking block 1306, a locking rack 1311 is engaged and connected to the upper end of the locking latch 1319, and the locking rack 1311 is fixedly connected to the surface of the lower end of the upper plate 1304 of the turnover locking assembly; the locking connecting rod 1321 is movably arranged in an unlocking slide rail 1313, the surface of the upper end of one side of the unlocking slide rail 1313 is integrally and fixedly connected with an unlocking slide rail connecting rod 1318, the upper end of the unlocking slide rail connecting rod 1318 is fixedly connected with an unlocking button 1307, the unlocking button 1307 is slidably arranged in an unlocking button fixed shell 1315, the side surface of the unlocking button 1307 is integrally connected with an unlocking button limiting plate 1316, an unlocking button return spring 1317 is arranged between the unlocking button limiting plate 1316 and the inner wall of the lower end of the unlocking button fixed shell 1315, the surface of the upper end of the other side of the unlocking slide rail 1313 is fixedly connected with an unlocking limiting slide rod 1312 vertical to the surface of the unlocking slide rail, the unlocking limiting slide rod 1312 is slidably inserted on the turnover locking assembly upper plate 1304, one side of the locking block 1306 far away from the unlocking limiting slide rod 1312 is fixedly connected with an unlocking spring 1309, and the other end of the unlocking spring 1309 is fixedly connected with an unlocking spring fixing plate 1308, the unlocking spring fixing plate 1308 is fixedly connected with the lower end surface of the turnover locking assembly upper plate 1304.

Through the technical scheme, the locking block 1306 is pushed, the locking rack 1311 is meshed through the locking latch 1319, the lower end is clamped in the groove in the fixing groove 12, when the locking block needs to be opened, the unlocking button 1307 is pressed, the lower end unlocking slide rail 1313 is pushed to drive the locking connecting rod 1321, the locking latch 1319 can be pushed to move downwards, the locking latch 1319 is separated from meshing with the locking rack 1311, the original position is rebounded under the action of the rear end unlocking spring 1309, the composite board 1 can be opened, and the heat-preservation asbestos board 14 at the lower end is maintained.

Subassembly 5 is inhaled to magnetism includes: a magnetic housing 501, a magnetic mounting plate 502, a magnet fixing ring 503, a magnet 504, a magnetic buffer groove 505, a magnetic slider 506, a magnetic link 507 and a magnetic buffer spring 508, the magnetic suction component 5 is arranged on the upper end surface of the composite bottom plate 3 through a magnetic suction mounting plate 502, the upper end of the magnetic suction mounting plate 502 is integrally and fixedly connected with a magnetic suction shell 501, two magnetism buffer slot 505 of inhaling has been seted up respectively in the shell 501 is inhaled to magnetism two it inhales slider 506, two to inhale to slide respectively in the buffer slot 505 and be provided with two magnetism respectively inhale the slider 506 two the slider 506 front end integration fixedly connected with magnetism is inhaled connecting rod 507, two inhale the equal fixedly connected with magnet retainer plate 503 of connecting rod 507 front end, two the equal fixedly connected with magnet 504 of magnet retainer plate 503 front end, two it inhales to be provided with magnetism between slider 506 rear end and the magnetism buffer slot 505 rear end inner wall and inhales buffer spring 508.

The working principle is as follows:

firstly, the upper end of a composite bottom plate 3 is provided with four mounting holes for fixing frame support columns 7 and 8 mounting holes for mounting a pair of magnetic suction components 5, a heat-preservation asbestos plate bottom plate 4 and a heat-preservation asbestos plate 14 are mounted among the mounting holes of the four fixing frame support columns 7 in a bonding mode, an overturning fixing frame 2 is placed at the upper ends of a plurality of heat-preservation asbestos plates 14, and the four fixing frame support columns 7 are fixedly connected with the composite bottom plate 3; secondly, the composite board 1 is rotatably installed through overturning shaft sliding holes 10 on two sides of the overturning fixed frame 2, two magnetic iron sheets 11 fixedly installed on the surface of the lower end of the composite board 1 through screws are matched with two magnetic components 5 installed at the upper end of the composite bottom board 3, the composite board 1 is prevented from being damaged by an overlarge overturning angle during overturning, and a temporary fixing and buffering effect is achieved; the turnover locking component 13 on the upper surface of the other end of the composite board 1 is installed through the fixing groove 12 formed in the upper end of the turnover locking component, so that the turnover locking component can be locked when the turnover locking component is not required to be opened.

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.