CN115162709A

CN115162709A - Building template system

Info

Publication number: CN115162709A
Application number: CN202210915739.XA
Authority: CN
Inventors: 盖秋晨; 任文辉; 李建伟; 曹建强; 田中友
Original assignee: Tangshan Dunshi Construction Engineering LLC
Current assignee: Tangshan Dunshi Construction Engineering LLC
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-10-11
Anticipated expiration: 2042-08-01
Also published as: CN115162709B

Abstract

The utility model belongs to the technical field of building engineering's technique and specifically relates to a building templates system is related to, and it includes the template main part, the template main part includes plate body one and plate body two, the rigid coupling has net frame one between plate body one and the plate body two, one side rigid coupling that plate body two deviates from plate body one has net frame two, net frame one includes riser and diaphragm, net frame one separates plate body one and plate body two between into a plurality of appearance water cavities, be connected with inlet tube and outlet pipe on the plate body two, the diaphragm separates the riser into the multistage, sets up the through-hole that supplies water and circulate on every section riser, the through-hole that supplies water and circulate is seted up equally to the diaphragm tip, the crisscross setting of through-hole on two adjacent diaphragms from top to bottom. The method has the effect of effectively improving the quality problem of hydration heat affected concrete molding.

Description

Building template system

Technical Field

The application relates to the technical field of constructional engineering, in particular to a building template system.

Background

The building steel template is a steel template for concrete pouring molding, and comprises a wood template, a plywood template and the like besides the steel template, and the steel template is widely applied to building engineering due to the characteristics of repeated use, attractive appearance of concrete pouring molding and the like.

In the process of concrete setting, heat is released due to the characteristics of the concrete, namely hydration heat reaction, and the reaction easily causes the problems of concrete cracking and the like for large-volume concrete.

In view of the above related technologies, the inventor considers that there is no other effective physical structure to solve the problem except common construction processes such as sectional pouring, and needs to develop a high-efficiency practical physical structure to be applied in engineering practice.

Disclosure of Invention

The building template system has the effect of effectively improving the quality problem of hydration heat affected concrete forming.

The application provides a building templates system adopts following technical scheme: the template comprises a template main body, the template main body includes plate body one and plate body two, the rigid coupling has net frame one between plate body one and the plate body two, one side rigid coupling that plate body two deviates from plate body one has net frame two, net frame one includes riser and diaphragm, net frame one becomes a plurality of water holding chambers with the space separation between plate body one and the plate body two, be connected with inlet tube and outlet pipe on the plate body two, the diaphragm separates into the multistage with the riser, sets up the through-hole that supplies water and circulate on every section riser, the through-hole that supplies water and circulate is seted up equally to the diaphragm tip, the crisscross setting of through-hole on two adjacent diaphragms from top to bottom.

Through adopting above-mentioned technical scheme, the staff is fixed the template main part according to the designing requirement, after having pour the concrete, the staff advances the water piping connection water source, water gets into a plurality of water holding intracavity in proper order, and finally discharge by the outlet pipe, the inside heat that gives out of concrete is absorbed to rivers flow in-process, accelerate the inside heat of concrete and discharge, thereby effectively improve the problem of concrete because of the heat of hydration problem fracture, rivers get into behind the template main part, the quality of template main part has been increased, make the template more stable.

Optionally, through-hole department is provided with the spacing subassembly that is used for controlling rivers on the riser, spacing subassembly includes the fender membrane, on the relative lateral wall of plate body one and plate body two respectively vertically be provided with guide rail one, fender membrane both sides limit slides respectively and connects on two guide rails one, be provided with the rolling piece that is used for the rolling fender membrane on the diaphragm top surface, the fender membrane top is connected with the stay cord, the stay cord other end is connected with the drive assembly who is used for rolling or release stay cord.

By adopting the technical scheme, the height of the blocking film can be controlled by a worker according to the flow of external water, the process is controllable, and the water flow, the flow speed and the water amount in the template main body are changed.

Optionally, the driving assembly comprises a driving rod vertically rotating to penetrate through the second plate body, and the pull rope is wound on the driving rod.

Through adopting above-mentioned technical scheme, thereby the actuating lever is rotatory to make the stay cord twine on the actuating lever, and the actuating lever is easy and simple to handle.

Optionally, the drive assembly is still including being fixed in the fixed plate that plate body two deviates from plate body one side, the fixed plate is U-shaped and U-shaped opening towards plate body two, one side rigid coupling that the fixed plate deviates from plate body two has the stopper, the stopper cross-section is the polygon, the stopper is worn to locate for polygon and rotation in the actuating lever cross-section, the cover that slides on the actuating lever is equipped with the knob, be provided with the through-hole with stopper and actuating lever adaptation respectively in the knob.

Through adopting above-mentioned technical scheme, the back is established on the stopper with the knob cover to the staff, and stopper restriction knob is rotatory, and when needs rotatory actuating lever, the staff takes off the knob from the stopper, and rotatory knob can order about the actuating lever rotatory afterwards, through the setting of these structures, can realize the rotation of actuating lever and fix, and the simultaneous operation is simple and convenient.

Optionally, the driving rod is sleeved with and fixed with gears, the gears are located between the fixing plate and the second plate body, and a plurality of gears in the same vertical row are sleeved with and meshed with a same toothed belt.

Through adopting above-mentioned technical scheme, rotatory arbitrary actuating lever all can drive the gear rotation on the same vertical row through the cingulum, and then order about all the other actuating levers rotatory, has saved the loaded down with trivial details step of staff rotatory a plurality of actuating levers respectively, has promoted operating efficiency.

Optionally, a pressing wheel used for abutting against the toothed belt is arranged between the fixing plate and the second plate body, a first rotating shaft is connected to the center of the pressing wheel in a rotating mode, a sliding groove is transversely formed in the fixing plate, the first rotating shaft penetrates through the sliding groove, a pressure spring for elastically supporting the first rotating shaft is arranged in the sliding groove, and the pressure spring is located on one side, away from the driving rod, of the first rotating shaft.

Through adopting above-mentioned technical scheme, under the elastic action of pressure spring, the compressing wheel elasticity supports tight cingulum to make the stable meshing of cingulum and gear, and then promoted the synchronous pivoted precision of actuating lever.

It is optional, one side that the fender membrane deviates from water impact is provided with supporting component, supporting component is including rotating the pivot two of connecting between plate body one and plate body two, be provided with a plurality of blades on the two perisporium of pivot, still rotate between plate body one and the plate body two and be connected with the pivot three, the pivot three is located between fender membrane and the pivot two, perpendicular rigid coupling has the transfer line in the pivot three, is equipped with the through-hole the rigid coupling has the holding ring on the riser, the holding ring is located the through-hole top, wear to be equipped with in the holding ring to be used for supporting the tight rope of fender membrane, it is fixed in on the receipts roll piece to tighten rope one end, tighten the rope other end and connect in the transfer line top, and is a plurality of blade and transfer line bottom swing joint.

Through adopting above-mentioned technical scheme, rivers strike the blade behind the fender membrane, the blade drives two rotations of pivot, and then make a plurality of blade synchronous rotations, the middle intermittent type nature collision transfer line in the blade rotation process, make the transfer line top to keeping away from the holding ring direction and remove, it supports in the fender membrane one side that deviates from the rivers impact to tighten the rope, when the rivers impact is big more, it is big more to tighten the rope degree of tightening, thereby the deformation of keeping off the fender membrane, it tightens to tighten the rope intermittent type nature simultaneously and tightly, avoid tightening the rope and be in the state of tightening and reduce life for a long time.

Optionally, a second guide rail is vertically arranged on the side wall opposite to the first plate body and the second plate body respectively, the second rotating shaft is vertically connected between the second guide rails in a sliding manner, and the floating blocks are mounted on the blades.

By adopting the technical scheme, after the floating block is arranged on the blade, the height of the blade can be adjusted according to the height of the water surface and the adaptability, so that the blade always receives the final impact action of water flow, and the tightening state of the tightening rope is ensured to the maximum extent.

Optionally, a torsion spring is sleeved on the second rotating shaft, and the torsion spring has a tendency of elastically driving the bottom end of the transmission rod to move towards the direction close to the blade.

Through adopting above-mentioned technical scheme, torsional spring elasticity orders about the transfer line bottom to being close to the blade direction and removes, avoids the transfer line to use for a long time and leads to the problem that can't effectively contact with the blade, makes the transfer line free rotation speed be in controllable state simultaneously.

Optionally, the tightening rope is sleeved with an air bag, and the air bag is connected between the positioning ring and the top end of the transmission rod.

Through adopting above-mentioned technical scheme, the gasbag can be taken in or extrude gas, slows down the speed that torsional spring elasticity ordered about the transfer line upset to reduce the lax speed of taut rope, torsional spring and gasbag are mutually supported, thereby make the rotational speed of transfer line when not contacting the blade be in controllable state, but guarantee the support effect and the lax effect of taut rope simultaneously.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the template main body is fixed by workers according to design requirements, after concrete is poured, the workers connect the water inlet pipe with a water source, water sequentially enters the water containing cavities and is finally discharged by the water outlet pipe, heat emitted from the interior of the concrete is absorbed in the flowing process of water flow, and the discharge of the heat in the concrete is accelerated, so that the problem of cracking of the concrete due to hydration heat is effectively solved, and after the water flow enters the template main body, the quality of the template main body is improved, so that the template is more stable;

2. after the knob is sleeved on the limiting block by a worker, the limiting block limits the knob to rotate, when the driving rod needs to be rotated, the worker takes the knob off the limiting block and then rotates the knob to drive the driving rod to rotate, and through the arrangement of the structures, the driving rod can be rotated and fixed, and the operation is simple and convenient;

3. water flow impacts the blades after passing through the blocking film, the blades drive the second rotating shaft to rotate, and then the blades rotate synchronously, intermittent collision of the transmission rods is carried out in the rotating process of the blades, the top ends of the transmission rods move towards the direction away from the positioning ring, the tightening ropes are supported on one side of the blocking film, which deviates from water flow impact, when the water flow impact is larger, the tightening degree of the tightening ropes is larger, so that deformation of the blocking film is resisted, the tightening ropes are tightened intermittently, and the long-time tightening state of the tightening ropes is avoided, so that the service life is prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view showing the direction of water flow;

FIG. 3 is a sectional view showing the inner structure of the water containing chamber;

FIG. 4 is an enlarged schematic view of portion A of FIG. 1;

FIG. 5 is a cross-sectional view showing the drive assembly;

in the figure, 1, a template main body; 10. a first plate body; 11. a second plate body; 110. a water inlet pipe; 111. a water outlet pipe; 12. a first grid frame; 120. a vertical plate; 121. a transverse plate; 13. a grid frame II; 2. a current limiting assembly; 20. blocking the membrane; 200. pulling a rope; 21. coiling the part; 210. installing a box; 211. a coil spring; 22. a first guide rail; 220. a first clamping plate; 3. a drive assembly; 30. a drive rod; 300. a baffle plate; 31. a fixing plate; 310. a chute; 32. a limiting block; 33. a knob; 34. a gear; 35. a toothed belt; 36. a pinch roller; 360. a first rotating shaft; 37. a pressure spring; 4. a support assembly; 40. a second guide rail; 400. a second clamping plate; 41. a second rotating shaft; 42. a blade; 43. floating blocks; 44. a third rotating shaft; 45. a transmission rod; 46. a positioning ring; 47. tightening the rope; 48. a torsion spring; 49. an air bag.

Detailed Description

The present application is described in further detail below with reference to fig. 1-5.

A building template system, refer to fig. 1 and 2, comprises a template main body 1, wherein the template main body 1 comprises a first plate body 10 and a second plate body 11 which are arranged in parallel, and the first plate body 10 is used for contacting concrete; welding has net frame 12 between plate body 10 and plate body two 11, and net frame 12 includes vertical setting's riser 120 and the horizontal diaphragm 121 that sets up, and net frame 12 is provided with the waterproof layer with a plurality of holding water cavity with the space separation between plate body 10 and plate body two 11 on holding the water intracavity wall, and the waterproof layer in this embodiment adopts waterproof coating, can also adopt waterproofing membrane in other embodiments.

A second grid frame 13 is fixedly connected to one side of the second plate body 11, which is far away from the first grid frame 12, and the second grid frame 13 and the first grid frame 12 are arranged in a staggered manner; be connected with inlet tube 110 at two 11 tops of plate body, be connected with outlet pipe 111 in two 11 bottoms of plate body, the diaphragm 121 separates into the multistage with riser 120, has seted up the through-hole that supplies water circulation on every section riser 120, has seted up the through-hole that supplies water circulation at diaphragm 121 tip, and the through-hole on two adjacent diaphragms 121 is crisscross to be set up from top to bottom.

Referring to fig. 3, a flow limiting assembly 2 is arranged on each section of the vertical plate 120 provided with a through hole, the flow limiting assembly 2 includes a blocking film 20, the blocking film 20 in this embodiment is a rubber film, and the blocking film 20 is vertically arranged in the through hole of the vertical plate 120; a rolling piece 21 for rolling the blocking film 20 is arranged on the top surface of the transverse plate 121 corresponding to the through hole of the vertical plate 120, the rolling piece 21 comprises an installation box 210 fixed on the top surface of the transverse plate 121, a coil spring 211 is arranged in the installation box 210, and one end of the coil spring 211 is connected with the blocking film 20; correspond the fender membrane 20 and be provided with a guide rail 22 respectively on the relative lateral wall of plate body one 10 and plate body two 11, guide rail 22 includes the splint 220 of two vertical settings, be provided with the clearance between two splint 220, fender membrane 20 is vertical spacing between two splint 220, thereby make fender membrane 20 only can remove along guide rail 22 length direction, through setting up fender membrane 20, can be according to water yield size and actual demand, adjust fender membrane 20 top height, thereby change the water yield and the velocity of water flow in the template main part 1.

Referring to fig. 1 and 4, a driving assembly 3 for driving the barrier film 20 to move upwards is arranged on a side of the second plate body 11 facing away from the first plate body 10. Referring to fig. 4 and 5, drive assembly 3 includes drive rod 30, drive rod 30 rotates perpendicularly and wears to locate plate body two 11 and rotate and connect on plate body one 10, drive rod 30 cross-section in this embodiment is regular hexagon, the winding has two stay cords 200 on drive rod 30, two stay cords 200 are located two guide rails one 22 respectively for pulling barrier film 20 upwards moves, one side rigid coupling that deviates from plate body one 10 at plate body two 11 is equipped with fixed plate 31, fixed plate 31 is U-shaped and U-shaped opening towards plate body two 11, drive rod 30 rotates and wears to locate fixed plate 31.

A limiting block 32 is fixedly connected to one side, away from the second plate body 11, of the fixing plate 31 positioned at the top, the cross section of the limiting block 32 in the embodiment is a regular hexagon, the driving rod 30 is rotatably arranged in the limiting block 32 in a penetrating manner, a knob 33 used for driving the driving rod 30 to rotate is further sleeved on the driving rod 30, through holes respectively matched with the limiting block 32 and the driving rod 30 are formed in the knob 33, and a blocking piece 300 used for limiting the knob 33 to be separated is vertically and fixedly connected to one end, away from the first plate body 10, of the driving rod 30; when the knob 33 is separated from the stopper 32, the operator can rotate the knob 33 to drive the driving rod 30 to rotate, and when the knob 33 is sleeved on the stopper 32, the stopper 32 limits the knob 33 to rotate, so that the height of the film 20 is fixed.

Referring to fig. 4 and 5, each driving rod 30 is fixedly sleeved with a gear 34, the gear 34 is located between the fixing plate 31 and the second plate body 11, the plurality of gears 34 located in the same vertical column are sleeved with the same toothed belt 35, and a worker drives the driving rod 30 located at the top to rotate, so that the plurality of gears 34 are driven to synchronously rotate through the toothed belt 35, and the plurality of barrier films 20 located in the same vertical column move up and down synchronously; in order to improve the stability of the toothed belt 35 after being meshed with the gear 34, a pressing wheel 36 for tightly abutting against the toothed belt 35 is arranged on one side, close to the second plate body 11, of the fixing plate 31, the pressing wheel 36 is in rolling contact with the toothed belt 35, a first rotating shaft 360 is rotatably connected to the center of the pressing wheel 36, a sliding groove 310 is transversely formed in the fixing plate 31, the first rotating shaft 360 penetrates through the sliding groove 310, a pressure spring 37 is further installed in the sliding groove 310, the first rotating shaft 360 is elastically abutted against the pressure spring 37, the pressing wheel 36 and the toothed belt 35 are elastically abutted against, and then the toothed belt 35 is stably meshed with the gear 34.

Referring to fig. 3, a supporting assembly 4 for supporting the blocking membrane 20 is arranged in the water containing cavity, the supporting assembly 4 is located on one side, away from water flow impact, of the blocking membrane 20, the supporting assembly 4 comprises two guide rails two 40 fixedly connected to the plate body one 10 and the plate body two 11 respectively, the guide rails two 40 comprise two clamping plates two 400 which are vertically arranged, and a gap is formed between the two clamping plates two 400; a second rotating shaft 41 is connected between the two second guide rails 40 in a sliding manner, and the end part of the second rotating shaft 41 is positioned between the two adjacent second clamping plates 400; the plurality of blades 42 are uniformly and fixedly connected to the peripheral wall of the second rotating shaft 41, the floating blocks 43 are fixedly connected to the blades 42, the floating blocks 43 provide buoyancy, the blades 42 and the second rotating shaft 41 are driven to move up and down along the second guide rail 40 according to the height of the liquid level in the water containing cavity, the blades 42 are always subjected to water flow impulsive force with high water flow upper layer strength, and the blades 42 keep high rotating frequency.

Referring to fig. 3, a third rotating shaft 44 is further disposed in the water containing cavity, the third rotating shaft 44 is rotatably connected between the first plate 10 and the second plate 11, and the third rotating shaft 44 is located between the second rotating shaft 41 and the blocking film 20; perpendicular rigid coupling has a transfer line 45 on third 44 of pivot, the tie point of transfer line 45 and third 44 of pivot is located the middle part of transfer line 45, transfer line 45 bottom and a plurality of blade 42 intermittent type nature collision, the rigid coupling has a retaining ring 46 on riser 120, retaining ring 46 is located the fender membrane 20 top, wear to be equipped with in retaining ring 46 and tighten rope 47, tighten rope 47 one end and connect in install bin 210 top surface, the tighten rope 47 other end is connected in transfer line 45 top, tighten rope 47 is used for providing the support to fender membrane 20, reduce the deformation volume that rivers impact caused fender membrane 20, the life-span of extension fender membrane 20, guarantee the control accuracy of the interior rivers velocity of flow of holding the water cavity and water yield simultaneously.

Referring to fig. 3, a torsion spring 48 is sleeved on the third rotating shaft 44, one support leg of the torsion spring 48 is erected on the first plate body 10 or the second plate body 11, the other support leg of the torsion spring 48 is erected on the transmission rod 45, and the torsion spring 48 is used for elastically driving the bottom end of the transmission rod 45 to move in a direction away from the barrier film 20, so that the transmission rod 45 and the blade 42 are convenient to collide, and the tightening rope 47 is prevented from being in a tightening state for a long time; an air bag 49 is sleeved on the tightening rope 47, the air bag 49 is supported between the positioning ring 46 and the transmission rod 45, the air bag 49 can take in or extrude air, the speed of the torsion spring 48 for elastically driving the transmission rod 45 to overturn is reduced, and therefore the loosening speed of the tightening rope 47 is reduced, the torsion spring 48 is matched with the air bag 49, the rotating speed of the transmission rod 45 is controlled when the transmission rod 45 is not in contact with the blades 42, and meanwhile the supporting effect and the loosening effect of the tightening rope 47 are guaranteed.

The implementation principle of the embodiment of the application is as follows: the two adjacent template main bodies 1 are fixed by adopting a bolt connection mode, so that a complete template wall is formed; the worker inserts external water into the water inlet pipe 110, water flows along a serpentine path from top to bottom in the formwork main body 1, heat emitted from the interior of the concrete is absorbed in the flowing process of the water flow, the heat in the concrete is discharged quickly, and therefore the problem that the concrete cracks due to the problem of hydration heat is solved; meanwhile, after water is injected into the template main body 1, the whole weight is improved, and the stability of the template is improved. The worker can control the driving component 3 to adjust the height of the barrier film 20 according to the flow of the externally-received water, so as to realize controllable process, such as changing water flow and flow speed; meanwhile, the blades 42 are driven to rotate in the water flowing process, the transmission rod 45 is driven to rotate by the blades 42 in a clearance mode, the tightening rope 47 effectively supports the membrane blocking 20 while elasticity of the tightening rope 47 is guaranteed, the tightening degree of the tightening rope 47 is higher when the water flowing speed is high than that of the tightening rope 47 when the water flowing speed is low, the supporting effect on the membrane blocking 20 is changed accordingly, and the tightening rope 47 is prevented from being in a tightening state for a long time to reduce the service life.

The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a building templates system, its characterized in that, includes template main part (1), template main part (1) is including plate body (10) and plate body two (11), the rigid coupling has net frame (12) between plate body (10) and plate body two (11), one side rigid coupling that plate body two (11) deviate from plate body (10) has net frame two (13), net frame (12) are including riser (120) and diaphragm (121), net frame (12) become a plurality of water holding chamber with the space separation between plate body (10) and plate body two (11), be connected with inlet tube (110) and outlet pipe (111) on plate body two (11), diaphragm (121) separate into the multistage with riser (120), set up the through-hole that supplies water circulation on every section riser (120), the through-hole that supplies water circulation is seted up equally to diaphragm (121) tip, the crisscross setting of through-hole on two adjacent diaphragms (121) from top to bottom.

2. The building template system according to claim 1, wherein a limiting component for controlling water flow is arranged at a through hole on the vertical plate (120), the limiting component comprises a first blocking film (20), two opposite side walls of the first plate body (10) and the second plate body (11) are respectively and vertically provided with a first guide rail (22), two side edges of the first blocking film (20) are respectively connected to the first guide rails (22) in a sliding manner, a rolling piece (21) for rolling the first blocking film (20) is arranged on the top surface of the transverse plate (121), a pull rope (200) is connected to the top end of the first blocking film (20), and the other end of the pull rope (200) is connected with a driving component (3) for rolling or releasing the pull rope (200).

3. The building formwork system according to claim 2, wherein the driving assembly (3) comprises a driving rod (30) vertically and rotatably penetrating through the second plate body (11), and the pulling rope (200) is wound on the driving rod (30).

4. The building template system according to claim 3, wherein the driving assembly (3) further comprises a fixing plate (31) fixed on one side of the plate body (10) deviated from the plate body II (11), the fixing plate (31) is U-shaped and the U-shaped opening faces the plate body II (11), a limiting block (32) is fixedly connected on one side of the fixing plate (31) deviated from the plate body II (11), the cross section of the limiting block (32) is polygonal, the cross section of the driving rod (30) is polygonal and is rotatably arranged on the limiting block (32), a knob (33) is slidably sleeved on the driving rod (30), and through holes respectively matched with the limiting block (32) and the driving rod (30) are formed in the knob (33).

5. The building formwork system according to claim 4, wherein a gear (34) is sleeved and fixed on the driving rod (30), the gear (34) is positioned between the fixing plate (31) and the second plate body (11), and a plurality of gears (34) belonging to the same vertical column are sleeved and meshed with the same toothed belt (35).

6. The building template system according to claim 5, wherein a pressing wheel (36) used for tightly abutting against a toothed belt (35) is arranged between the fixing plate (31) and the second plate body (11), a first rotating shaft (360) is rotatably connected to the center of the pressing wheel (36), a sliding groove (310) is transversely formed in the fixing plate (31), the first rotating shaft (360) penetrates through the sliding groove (310), a pressure spring (37) elastically supporting the first rotating shaft (360) is arranged in the sliding groove (310), and the pressure spring (37) is located on one side, away from the driving rod (30), of the first rotating shaft (360).

7. The building template system according to any one of claims 2-6, wherein a support component (4) is arranged on one side of the blocking film (20) departing from the water flow impact, the support component (4) comprises a second rotating shaft (41) rotatably connected between the first plate body (10) and the second plate body (11), a plurality of blades (42) are arranged on the peripheral wall of the second rotating shaft (41), a third rotating shaft (44) is further rotatably connected between the first plate body (10) and the second plate body (11), the third rotating shaft (44) is positioned between the blocking film (20) and the second rotating shaft (41), a transmission rod (45) is vertically fixedly connected to the third rotating shaft (44), a positioning ring (46) is fixedly connected to the vertical plate (120) provided with a through hole, the positioning ring (46) is positioned above the through hole, a tightening rope (47) for supporting the blocking film (20) penetrates through the positioning ring (46), one end of the tightening rope (47) is fixed to the winding member (21), the other end of the tightening rope (47) is connected to the top end of the transmission rod (45), and the plurality of blades (42) are movably contacted with the bottom end of the transmission rod (45).

8. The building template system according to claim 7, wherein a second guide rail (40) is vertically arranged on each of opposite side walls of the first plate body (10) and the second plate body (11), the second rotating shaft (41) is vertically connected between the two second guide rails (40) in a sliding manner, and the floating block (43) is arranged on the blade (42).

9. The building template system according to claim 7, wherein the second rotating shaft (41) is sleeved with a torsion spring (48), and the torsion spring (48) has a tendency of elastically driving the bottom end of the transmission rod (45) to move towards the direction close to the blade (42).

10. The building formwork system as claimed in claim 9, characterized in that the tensioning rope (47) is provided with an air bag (49), and the air bag (49) is connected between the positioning ring (46) and the top end of the transmission rod (45).