阅读说明：本技术 一种高适应性的室内建筑用多形态钢网模 (High-adaptability polymorphic steel mesh die for indoor building ) 是由 钱元弟 余同德 金仁才 于峰 陈志纯 方圆 李勇 叶胜军 秦玉欢 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种高适应性的室内建筑用多形态钢网模,属于建筑工程领域。本发明包括上下对应设置的两组主模板,每组主模板的两端分别铰接有呈内外并列分布的第一副模板和第二副模板,其中同一端上下对应的两组第一副模板之间,以及同一端上下对应的两组第二副模板之间均铰接；主模板上还铰接有连接杆,连接杆的端部铰接有定位杆,定位杆嵌入式滑动安装于第二副模板表面开设的定位槽内,且第一副模板上对应设有用于固定定位杆位置的定位机构。本发明克服现有技术中钢网模不方便进行不同形态的变化,导致应用较为受限的不足,可以根据实际应用需求对钢网模形态进行变化调整,应用更加灵活便利。(The invention discloses a high-adaptability polymorphic steel mesh die for indoor buildings, and belongs to the field of constructional engineering. The invention comprises two groups of main templates which are correspondingly arranged up and down, wherein two ends of each group of main templates are respectively hinged with a first auxiliary template and a second auxiliary template which are distributed inside and outside in parallel, and the two groups of first auxiliary templates which correspond up and down at the same end and the two groups of second auxiliary templates which correspond up and down at the same end are hinged; the main template is also hinged with a connecting rod, the end part of the connecting rod is hinged with a positioning rod, the positioning rod is embedded in a positioning groove formed in the surface of the second auxiliary template in a sliding mode, and a positioning mechanism used for fixing the position of the positioning rod is correspondingly arranged on the first auxiliary template. The steel mesh die overcomes the defect that the application is limited due to the fact that the steel mesh die is inconvenient to change in different forms in the prior art, can be changed and adjusted according to actual application requirements, and is more flexible and convenient to apply.)

1. The utility model provides a polymorphic steel mesh mould for indoor building of high adaptability which characterized in that: the device comprises two groups of main templates (1) which are arranged up and down correspondingly, wherein two ends of each group of main templates (1) are respectively hinged with a first auxiliary template (2) and a second auxiliary template (3) which are arranged inside and outside in parallel, and the two groups of first auxiliary templates (2) which are up and down corresponding to the same end and the two groups of second auxiliary templates (3) which are up and down corresponding to the same end are hinged; the main template (1) is further hinged with a connecting rod (11), the end part of the connecting rod (11) is hinged with a positioning rod (12), the positioning rod (12) is embedded in a positioning groove (13) formed in the surface of the second auxiliary template (3) in a sliding mode, and a positioning mechanism used for fixing the position of the positioning rod (12) is correspondingly arranged on the first auxiliary template (2).

2. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 1, wherein: still be provided with multiunit vertical braces telescopic link between master template (1) that distributes from top to bottom, be connected with horizontal lead screw (41) between the vertical braces telescopic link, and the vertical braces telescopic link outside is equipped with elasticity wire net (42), and elasticity wire net (42) are fixed on the inner wall of master template (1) and vice template of second (3) through elastic fixing spare (43).

3. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 1, wherein: the inner wall of the first auxiliary template (2) is connected with an elastic sound-proof layer (28) and an elastic heat-insulating layer (29) through elastic pull ropes (27), and the elastic sound-proof layer (28) and the elastic heat-insulating layer (29) are distributed on the first auxiliary template (2) in a front-back manner.

4. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 1, wherein: the positioning mechanism comprises a knob (21) arranged on a first auxiliary template (2), the knob (21) extends to the inside of the first auxiliary template (2) and is connected with a screw rod (23) through a bevel gear transmission component (22), the knob (21) is used for driving the screw rod (23) to rotate, a telescopic groove (24) is further formed in the first auxiliary template (2), the screw rod (23) is installed in the telescopic groove (24) in a rotating fit mode, a clamping rod (25) is matched with the periphery of the screw rod (23), the screw rod (23) is used for driving the clamping rod (25) to perform linear displacement, and the clamping rod (25) extends out of the first auxiliary template (2) and extends towards the direction close to a second auxiliary template (3); at least one group of clamping grooves (26) matched with the end parts of the clamping rods (25) are correspondingly arranged on the positioning rods (12) in the second auxiliary template (3), and the clamping rods (25) are embedded into the clamping grooves (26) to fix the positioning rods (12).

5. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 4, wherein: the cross section of the clamping rod (25) is rectangular, and the outer wall of the clamping rod (25) is attached to the inner wall of the telescopic groove (24); or a guide piece for limiting the circumferential rotation of the clamping rod (25) is arranged in the telescopic groove (24).

6. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 1, wherein: the outer walls of the main template (1) and the first auxiliary template (2) or the outer walls of the main template (1) and the second auxiliary template (3) are further provided with splicing mechanisms for splicing and assembling, and multiple groups of steel net films are spliced through the connecting mechanisms.

7. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 6, wherein: splicing mechanism includes knob (21), and the outer wall both sides of knob (21) are equipped with dead lever (211) and fixed slot (212) respectively, and wherein the position that is close to fixed slot (212) on knob (21) is connected with check lock lever (214) through reset spring (213), and check lock lever (214) run through knob (21) lateral wall and extend to in fixed slot (212), and the outside of dead lever (211) is corresponding to be seted up with check lock lever (214) tip matched with locking groove (215).

8. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 7, wherein: the locking rod (214) penetrates through the interior of the return spring (213) and forms an elastic sliding structure with the side wall of the knob (21), a guide inclined plane is further arranged at the end part of the locking rod (214) close to the locking groove (215), and the shape of the locking groove (215) is matched with the shape of the end part of the locking rod (214).

9. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 7, wherein: the fixing rods (211) and the fixing grooves (212) on the same knob (21) are symmetrically distributed on the knob (21), and the cross section areas of the fixing rods and the fixing grooves are matched in a matching manner; when the adjacent steel mesh molds are spliced, the two groups of fixing rods (211) and the fixing grooves (212) are correspondingly matched to realize fixation.

10. The high-adaptability polymorphic steel mesh die for indoor buildings according to claim 9, wherein: the cross sections of the fixing rod (211) and the fixing groove (212) are respectively arc-shaped structures and are symmetrically distributed on the knob (21).

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a high-adaptability polymorphic steel mesh die for indoor buildings.

Background

In the interior architecture, for advocating energy-concerving and environment-protective, carry out the construction of partition wall through the cooperation of steel mesh mould and install as current common means to reduce the whole resource consumption of wall body, and realize giving sound insulation and heat preservation, the following problem exists when using nevertheless to current steel mesh mould:

the steel mesh mold is usually fixed on a wall body, but the existing steel mesh mold is inconvenient to change in different forms, difficult to be applied to the installation of the wall bodies in different forms and lack of aesthetic property; meanwhile, most steel mesh molds are assembled on a wall body, but the existing steel mesh molds are inconvenient to fix and splice, so that the stability is insufficient during installation.

Aiming at the problems, innovative design is urgently needed on the basis of the original steel mesh die.

Through retrieval, the Chinese patent application number: 2018212664223, the name of invention creation is: the utility model provides a light steel building formwork net partition plate convenient to concatenation, this application includes first box, the second box, third box and fourth box, be equipped with the otter board on the outer wall of first box, first box intussuseption is filled with gravel and sand filling layer, it has the joint mouth to open on one side inner wall of first box, and the joint mouth is T shape structure, be equipped with two connecting device on one side inner wall of first box, connecting device includes the reinforcing bar net post, the reinforcing bar net post welds on the bottom inner wall of first box, and the connecting pipe has all been welded to the both sides of reinforcing bar net post, all open on two relative lateral walls of first box has the dark groove of adorning. The problem of being difficult to the concatenation installation has been overcome to this application, can be more convenient carry out horizontal or vertical concatenation, has improved the suitability and the regulation nature of device, but unfortunately, does not relate to how to carry out the change of form according to actual demand.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention aims to overcome the defect that the application of a steel mesh mould is limited due to the fact that the steel mesh mould is inconvenient to change in different forms in the prior art, and provides a high-adaptability multi-form steel mesh mould for indoor buildings, which can change and adjust the form of the steel mesh mould according to actual application requirements and is more flexible and convenient to apply.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the invention relates to a high-adaptability polymorphic steel mesh die for indoor buildings, which comprises two groups of main templates which are correspondingly arranged up and down, wherein two ends of each group of main templates are respectively hinged with a first auxiliary template and a second auxiliary template which are distributed inside and outside in parallel, and the two groups of first auxiliary templates which correspond up and down at the same end and the two groups of second auxiliary templates which correspond up and down at the same end are hinged; the main template is also hinged with a connecting rod, the end part of the connecting rod is hinged with a positioning rod, the positioning rod is embedded in a positioning groove formed in the surface of the second auxiliary template in a sliding mode, and a positioning mechanism used for fixing the position of the positioning rod is correspondingly arranged on the first auxiliary template.

Furthermore, a plurality of groups of vertical supporting telescopic rods are further arranged between the main templates which are distributed up and down, transverse screw rods are connected between the vertical supporting telescopic rods, elastic steel wire meshes are arranged on the outer sides of the vertical supporting telescopic rods, and the elastic steel wire meshes are fixed on the inner walls of the main templates and the second auxiliary templates through elastic fixing pieces.

The inner wall of the first auxiliary template is connected with an elastic sound-insulating layer and an elastic heat-insulating layer through elastic pull ropes, and the elastic sound-insulating layer and the elastic heat-insulating layer are distributed on the first auxiliary template in a front-back mode.

Furthermore, the positioning mechanism comprises a knob arranged on the first auxiliary template, the knob extends into the first auxiliary template and is connected with a screw rod through a bevel gear transmission assembly, the knob is used for driving the screw rod to rotate, a telescopic groove is also formed in the first auxiliary template, the screw rod is installed in the telescopic groove in a rotating fit mode, a clamping rod is matched with the periphery of the screw rod, the screw rod is used for driving the clamping rod to perform linear displacement, and the clamping rod extends out of the first auxiliary template and extends towards the direction close to the second auxiliary template; at least one group of clamping grooves matched with the end parts of the clamping rods are correspondingly arranged on the positioning rods in the second auxiliary template, and the clamping rods are embedded into the clamping grooves to fix the positioning rods.

Furthermore, the cross section of the clamping rod is rectangular, and the outer wall of the clamping rod is attached to the inner wall of the telescopic groove; or a guide piece used for limiting the circumferential rotation of the clamping rod is arranged in the telescopic groove.

Furthermore, a splicing mechanism for splicing and assembling is further arranged on the outer walls of the main template and the first auxiliary template or the outer walls of the main template and the second auxiliary template, and the multiple groups of steel net films are spliced through the connecting mechanism.

Furthermore, the splicing mechanism comprises a knob, a fixing rod and a fixing groove are respectively arranged on two sides of the outer wall of the knob, a locking rod is connected to the position, close to the fixing groove, of the knob through a reset spring, the locking rod penetrates through the side wall of the knob and extends into the fixing groove, and a locking groove matched with the end portion of the locking rod is correspondingly formed in the outer side of the fixing rod.

Furthermore, the locking rod penetrates through the inside of the reset spring and forms an elastic sliding structure with the side wall of the knob, a guide inclined plane is further arranged at the end part of the locking rod close to the locking groove, and the shape of the locking groove is matched with that of the end part of the locking rod.

Furthermore, the fixing rods and the fixing grooves on the same knob are symmetrically distributed on the knob, and the cross section areas of the fixing rods and the fixing grooves are matched in a matching mode; when the adjacent steel mesh molds are spliced, the fixation is realized by utilizing the corresponding matching between the two groups of fixing rods and the fixing grooves.

Furthermore, the cross sections of the fixing rod and the fixing groove are respectively in an arc structure and are symmetrically distributed on the knob.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

(1) according to the multi-form steel mesh die, the connecting rod arranged in the main die plate drives the positioning rod to slide in the positioning groove, so that the main die plate, the second auxiliary die plate and the first auxiliary die plate can rotate, the screw rod is driven to rotate through rotating the knob, the clamping rod slides in the telescopic groove, the clamping rod is inserted into the corresponding clamping groove, the main die plate, the second auxiliary die plate and the first auxiliary die plate are fixed after rotation, the integral form is changed, and switching is performed between a hexagon and a rectangle.

(2) According to the polymorphic steel mesh die, the fixing rods and the fixing grooves are formed in the knobs, when the steel mesh dies are spliced, the two knobs are attached, the fixing rods are inserted into the fixing grooves and are in contact with the inclined end portions of the locking rods, the locking rods are enabled to move in a reciprocating mode and are clamped into the locking grooves in a matched mode through the reset springs, the positions of the fixing rods are fixed, the steel mesh dies are fixedly spliced, meanwhile, the knobs which are distributed oppositely are distributed, the positions of the fixing rods and the positions of the fixing grooves are correspondingly distributed, and therefore large-scale splicing is facilitated.

(3) According to the multi-form steel mesh die, the elastic sound insulation layer and the elastic heat insulation layer which are connected through the elastic pull rope in the first auxiliary die plate provide enough elastic force, so that when the overall form is changed, the elastic sound insulation layer and the elastic heat insulation layer can change along with the change, the sound insulation and heat insulation effects are provided, and meanwhile, the vertical supporting rod with the telescopic structure can also stretch along with the change, so that the subsequent pouring operation is facilitated.

Drawings

FIG. 1 is a schematic front sectional view of a steel mesh mold according to the present invention;

FIG. 2 is a schematic side sectional view of the steel mesh mold of the present invention;

FIG. 3 is a schematic side sectional view of a first sub-form of the present invention;

FIG. 4 is a schematic view of the front mounting structure of the elastic insulation layer according to the present invention;

FIG. 5 is a schematic view showing the splicing state of the steel mesh mold according to the present invention;

FIG. 6 is an enlarged view of a portion of the structure shown at A in FIG. 5;

fig. 7 is a front view of the knob of the present invention.

The reference numerals in the schematic drawings illustrate:

1. a master template; 11. a connecting rod; 12. positioning a rod; 13. positioning a groove; 2. a first secondary template; 21. a knob; 211. fixing the rod; 212. fixing grooves; 213. a return spring; 214. a locking lever; 215. a locking groove; 22. a bevel gear transmission assembly; 23. a screw; 24. a telescopic groove; 25. a clamping rod; 26. a card slot; 27. an elastic pull rope; 28. an elastic sound insulating layer; 29. an elastic heat-insulating layer; 3. a second secondary template; 4. a vertical support bar; 41. a transverse screw rod; 42. an elastic steel wire mesh; 43. an elastic fixing member.

Detailed Description

For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1 to 7, the high-adaptability polymorphic steel mesh mold for indoor buildings according to the embodiment includes two sets of main templates 1 which are correspondingly arranged up and down, wherein two ends of each set of main template 1 are respectively hinged with a first auxiliary template 2 and a second auxiliary template 3 which are distributed inside and outside in parallel, and the two sets of first auxiliary templates 2 which are vertically corresponding to each other at the same end are hinged with each other, and the two sets of second auxiliary templates 3 which are vertically corresponding to each other at the same end are hinged with each other; specifically, as shown in fig. 1 and 2, the first auxiliary formwork 2 and the second auxiliary formwork 3 hinged to both ends of each group of main formwork 1 are symmetrically distributed at both ends of the main formwork 1, i.e. a hexahedral steel mesh formwork structure is formed, and the steel mesh formwork can be changed and adjusted in shape due to the hinged connection between the formworks.

As shown in fig. 1, in this embodiment, a connecting rod 11 is further hinged to the main template 1, a positioning rod 12 is hinged to an end of the connecting rod 11, the positioning rod 12 is slidably installed in a positioning groove 13 formed in the surface of the second auxiliary template 3 in an embedded manner, and a positioning mechanism for fixing the position of the positioning rod 12 is correspondingly arranged on the first auxiliary template 2, so that the auxiliary template and the main template 1 are fixed in position. Specifically, the positioning mechanism comprises a knob 21 disposed on the first sub-template 2, the knob 21 extends into the first sub-template 2 and is connected with a screw 23 through a transmission component 22, the knob 21 is used for driving the screw 23 to rotate, the knob 21 is disposed on the outer side wall of the first sub-template 2, as shown in fig. 2, the transmission component 22 can be used for transmission, for example, two sets of bevel gears are used for matching transmission, the knob 21 and the first sub-template 2 are rotatably mounted in a matching manner, the bottom of the knob extends into the first sub-template 2 and is connected with the first set of bevel gears, the knob 21 is rotated to drive the first bevel gears to rotate, the first bevel gears are matched with another set of bevel gears, and are connected with the screw 23 horizontally extending in fig. 2, in the orientation in fig. 2, the knob 21 and the first set of bevel gears extend in the direction perpendicular to the paper surface, and the steering transmission is realized through the matching transmission of the bevel gears, the inner horizontally extending screw 23 can be driven to rotate by turning the knob 21. Similarly, correspondingly, according to the practical application environment, the knob 21 in this embodiment may also be disposed at other positions of the first sub-template 2, such as extending in the same horizontal direction as the screw 23, directly using the knob 21 to rotate to drive the screw 23 to rotate, or using a single set of gear transmission to connect the screw 23 for transmission, etc.

In the embodiment, a telescopic groove 24 is further formed in the first auxiliary template 2, the screw 23 is rotatably installed in the telescopic groove 24 in a matched manner, the clamping rod 25 is sleeved on the periphery of the screw 23 in a threaded fit manner, the screw 23 is used for driving the clamping rod 25 to perform linear displacement, specifically, the cross section of the clamping rod 25 can be rectangular, and the outer wall of the clamping rod 25 is attached to the inner wall of the telescopic groove 24, so that the rotation trend of the clamping rod 25 is limited, and the rotation of the screw 23 is converted into horizontal displacement driving of the clamping rod 25; alternatively, a guide member for limiting circumferential rotation of the jamming rod 25, such as a guide rail guide groove, may be disposed in the telescopic slot 24, so that the jamming rod 25 is engaged with the guide rail guide groove, thereby limiting the rotation tendency of the jamming rod 25 and driving the jamming rod to move horizontally. As shown in fig. 2, the locking bar 25 extends out of the first sub-form 2 and extends toward the second sub-form 3; correspondingly, the locating rod 12 in the second auxiliary template 3 is correspondingly provided with at least one group of clamping grooves 26 matched with the end parts of the clamping rods 25, the clamping rods 25 are embedded into the clamping grooves 26 to fix the locating rod 12, and particularly, the locating rod 12 is provided with two groups of clamping grooves 26 at intervals along the length direction, so that the steel mesh molds are fixed in positions under different forms.

This embodiment passes through positioning mechanism's ingenious setting, with connecting rod 11 in the master template 1 drives locating lever 12 and slides in constant head tank 13, with realize the rotation between master template 1 and the vice template 3 of second and the first vice template 2, through rotating knob 21, make the draw-in groove 26 that the kelly 25 embedding corresponds, realize rotating back master template 1 and the vice template 3 of second and the fixed of first vice template 2, realize the change of whole form, if switch between hexagon and rectangle, adapt to the application demand. Similarly, the knob 21 in this embodiment may also be correspondingly disposed on the second auxiliary template 3, and the positioning rod 12 may also be correspondingly embedded in the first auxiliary template 2 for sliding, and fixed by the same principle, which is not described herein again.

Example 2

The polymorphic steel mesh mould for indoor building of a high adaptability of this embodiment, infrastructure is with embodiment 1, furthermore, as shown in fig. 1, be provided with multiunit vertical braces telescopic link between the master template 1 that distributes from top to bottom, vertical braces telescopic link is equidistant distribution and is connected with horizontal lead screw 41 between, and the vertical braces telescopic link outside is equipped with elastic steel wire net 42, elastic steel wire net 42 passes through elastic fixing piece 43 to be fixed on the inner wall of master template 1 and the vice template 3 of second, form whole face formula elastic steel wire net 42 and lay the structure. The elastic fixing member 43 may specifically adopt an elastic fixing band or an elastic fixing buckle, which are common in the industry, and belong to the conventional technology, which is not described herein.

Vertical support telescopic link can adopt various conventional extending structure settings in the trade in this embodiment, does not describe to the greatest extent here, can adopt multistage telescopic structure if vertical support telescopic link, can correspond on the inside sleeve outer wall and be equipped with elastic bulge, can follow the direction of height and correspond on the outside sleeve and set up a plurality of locating holes to be favorable to realizing flexible control etc.. When the overall shape of the steel mesh mold changes, the height of the vertical supporting telescopic rod is correspondingly adjusted, so that the steel mesh mold adapts to the steel mesh mold in different shapes, and the subsequent pouring operation is facilitated.

As shown in fig. 3 and 4, in the present embodiment, the elastic sound-proof layer 28 and the elastic heat-insulating layer 29 are connected to the inner wall of the first match plate 2 through the elastic cord 27, that is, the elastic sound-proof layer 28 and the elastic heat-insulating layer 29 are connected to the inner walls of the first match plate 2 and the main plate 1 through the elastic cord 27, and the elastic sound-proof layer 28 and the elastic heat-insulating layer 29 are distributed in the front-back direction on the first match plate 2. Similarly, the second sub-form 3 in this embodiment may also adopt the same structural design.

In this embodiment, the elastic sound-proof layer 28 and the elastic heat-insulating layer 29 are connected by the elastic pull rope 27, so that sufficient elastic force can be provided, when the overall shape of the steel mesh mold is changed, the elastic sound-proof layer 28 and the elastic heat-insulating layer 29 can follow the change, and the sound-proof and heat-insulating effects are provided.

Example 3

The basic structure of the polymorphic steel mesh mold for indoor building of this embodiment is the same as that of the foregoing embodiment, and further, as shown in fig. 5 and 6, a splicing mechanism for splicing and assembling is further provided on the outer walls of the main formwork 1 and the first sub formwork 2, and multiple sets of steel mesh films are spliced through the connecting mechanism.

It is worth to be noted that, in the present embodiment, both the splicing mechanism and the positioning mechanism in embodiment 1 are integrated on the knob 21, that is, as shown in fig. 5, the knob 21 provided on the main template 1 may only be used as the splicing mechanism, and the inside of the knob does not have other structural settings of the positioning mechanism, while the knob 21 provided on the first auxiliary template 2 may have both the splicing function and the positioning function, and the corresponding structure provided outside the knob 21 is used for splicing, and the corresponding structure provided inside the first auxiliary template 2 is used for positioning, so that the two are integrated, the overall structure is more simplified, and the subsequent splicing operation is facilitated. Naturally, in the same way, the splicing mechanism and the positioning mechanism on the first auxiliary template 2 may also be independently arranged, i.e. two sets of knobs 21 may be arranged, and may be respectively combined with other internal or external structures to be applied as the splicing mechanism and the positioning mechanism, and the arrangement position of the splicing mechanism may also be selected to be arranged at the corresponding positions of the outer wall of the first auxiliary template 2 and the main template 1, or the corresponding positions of the outer wall of the second auxiliary template 3 and the main template 1, which is determined according to the practical convenience and is not described herein again.

As shown in fig. 6, specifically, the splicing mechanism includes a knob 21, a fixing rod 211 and a fixing groove 212 are respectively disposed on two sides of an outer wall of the knob 21, wherein a position on the knob 21 close to the fixing groove 212 is connected with a locking rod 214 through a return spring 213, the locking rod 214 penetrates through a side wall of the knob 21 and extends into the fixing groove 212, and a locking groove 215 matched with an end of the locking rod 214 is correspondingly disposed on an outer side of the fixing rod 211.

Furthermore, the locking rod 214 passes through the inside of the return spring 213 and forms an elastic sliding structure with the side wall of the knob 21, the end of the locking rod 214 near the locking groove 215 is further provided with a guiding inclined slope, and the shape of the locking groove 215 is adapted to the shape of the end of the locking rod 214. As shown in the orientation of fig. 6, when the knob 21 of one side steel mesh mold presses the knob 21 close to the other side steel mesh mold, the side wall surface of the fixing rod 211, which is first close to the pressing end of the fixing rod 214, is correspondingly set to be a smooth inclined surface, so that the fixing rod 211 can smoothly press the locking rod 214 outwards, and when the locking rod 214 reaches the position of the locking groove 215, the locking rod is returned to be embedded into the locking groove 215 under the action of the return spring 213, thereby realizing the connection and fixation between two sets of knobs 21, i.e. realizing the effective splicing and fixation between adjacent steel mesh molds.

As shown in fig. 7, in the present embodiment, the fixing rod 211 and the fixing groove 212 on the same knob 21 are symmetrically distributed on the knob 21, and the cross-sectional areas of the fixing rod and the fixing groove are matched with each other; as shown in fig. 7, the fixing rod 211 and the fixing groove 212 may have arc-shaped cross sections, respectively, and are symmetrically distributed on the knob 21. When the adjacent steel mesh molds are spliced, the two groups of fixing rods 211 and the fixing grooves 212 are correspondingly matched to realize fixing.

When the steel mesh mold body of the embodiment is applied, firstly, the auxiliary mold plate 2 and the second auxiliary mold plate 3 are rotated on the main mold plate 1, the connecting rod 11 drives the positioning rod 12 to slide, the knob 21 is rotated, so that the clamping rod 25 is inserted into the corresponding clamping groove 26, the position of the positioning rod 12 is fixed, and then the whole adjustment and fixation are completed, meanwhile, the elastic pull rope 27 is matched with the elastic force on the elastic sound insulation layer 28 and the elastic heat insulation layer 29 to change along with the change, the vertical support rod 4 stretches along with the change, and the stable use after the whole change is kept; next, when the splicing is performed, the two knobs 21 are abutted, the fixing rod 211 is inserted into the corresponding fixing groove 212, and at the same time, the locking rod 214 is forced to slide back and forth and inserted into the locking groove 215, so as to lock the position of the fixing rod 211, thereby completing the fixing and splicing.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.