CN213507948U - Double-connection water-spreading stable-base-layer adjustable construction template structure - Google Patents

Abstract

The utility model provides a two even adjustable construction template structures of steady basic unit of shop water, include: the device comprises an upper template, a lower template, a connecting plate, a hinge, round-head threaded steel rods, short vertical steel sleeves, long vertical steel sleeves, transverse steel sleeves and fixing bolts, wherein the connecting plate is connected with the upper template and the lower template; one end of each steel rod is welded on the short vertical steel sleeve in an angled manner, the other end of each steel rod is vertically welded with a fixing bolt, the long vertical steel sleeve and the short vertical steel sleeve are spaced and welded on the two steel rods, and the specification of the long vertical steel sleeve is determined by the angle formed by the two steel rods; the transverse steel sleeve is transversely welded to the top groove and the bottom groove of the upper template and the lower template along the length direction of the upper template and the lower template, and the fixing bolt is inserted into the transverse steel sleeve and connected with the upper template or the lower template; the round-head threaded steel chisel is respectively inserted into the long vertical steel sleeve or the short vertical steel sleeve for fixation. Through the technical scheme of the utility model, structural support nature is good, and stability is high, can effectively solve the difficult problem of establishing of propping up of doubly-linked bed template, convenient to popularize and use.

Description

Double-connection water-spreading stable-base-layer adjustable construction template structure

Technical Field

The utility model relates to a road surface construction technical field particularly, relates to a two even adjustable construction templates and triangular supports structure of steady basic unit of shop water.

Background

In the road construction process, a stable base structure is adopted in a large area according to the principle of local conditions and local materials, and is the most common pavement base structure form in China. The quality of the control on the construction quality of the base course directly influences the overall quality of the whole road.

According to the technical rules of highway base course construction (JTG-T-F20-2015), under the layered paving mode of the water-stable base course, the curing period of the inorganic binder stabilizing material is preferably not less than 7 days, and is prolonged to the first 2 days of the construction of the superstructure. So, there is the construction cycle length under this construction mode, and the upper and lower layer connectivity scheduling problem that is not good. As a novel basic unit construction mode, the cement stabilized macadam basic unit double-layer continuous pavement is compared with a layered paving process, the interlayer bonding effect after the cement stabilized macadam basic unit double-layer continuous pavement is good, the overall road performance is superior, the overall bearing capacity of the basic unit can be effectively improved, the construction process has no life-preserving period, the construction period can be effectively shortened, the construction cost is reduced, and the cement stabilized macadam basic unit double-layer continuous pavement plays an important role in the quality and cost control of the road surface project.

The one-time spreading, rolling and forming of the double-continuous-spreading water-stable base layer has very high technical requirements, and is the key point and difficulty of quality control. In the construction process, in order to ensure the compactness, the strength and the effective width of the edges of the double-connected paving base layer, a template needs to be arranged for supporting, and the supporting and the fixing of the template are important rings in the construction process of the cement stabilized macadam base layer. Aiming at the paving and rolling construction of a double-continuous paving cement stabilized base layer, the conventional template is adopted or supported, the integrity is poor, and a single steel bar is supported, so that the single steel bar is not tightly fixed in the rolling process, the mold is easy to run, even the side turning condition of the road roller during the working process occurs, and the supporting effect is poor; or the structure is complicated or the implementation process is very complicated, which affects the construction progress.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

Therefore, an object of the utility model is to provide a two even adjustable construction templates and the triangle bearing structure of steady basic unit of shop's water for supplementary two even steady basic unit of shop's water paves more well and rolls the construction, with the not good enough scheduling problem of traditional formwork support effect who proposes in solving above-mentioned background art.

In order to realize the above object, the technical scheme of the utility model provides a two even adjustable construction templates and triangular supports structure of stable basic unit of shop water, include: the device comprises a template, a lower template, a connecting plate, a hinge, round-head threaded steel rods, short vertical steel sleeves, long vertical steel sleeves, transverse steel sleeves and fixing bolts, wherein the lower leg of the upper template is wider than the upper leg hot-rolled channel steel, and holes are reserved in the lower leg; the lower template adopts hot-rolled common channel steel, and the hinge is welded at the upper leg angle of the lower template; one side of the connecting plate is drilled and connected with the upper template through a matched bolt and nut, the other side of the connecting plate is welded with the hinge to be connected with the lower template, one of the hinges is welded on the lower template, and the other hinge is welded on the connecting plate; one ends of the two steel rods are welded on the short vertical steel sleeve at an angle, the fixing bolt is vertically welded at the other end of each steel rod, the long vertical steel sleeve and the short vertical steel sleeve are separated from each other and welded on the two steel rods, and the specification of the long vertical steel sleeve is determined by the angle formed by the two steel rods; the transverse steel sleeve is transversely welded to the top groove and the bottom groove of the upper template and the lower template along the length direction of the upper template and the lower template, and a fixing bolt welded on the steel rod is inserted into the transverse steel sleeve and connected with the upper template or the lower template; the round-head threaded steel chisel is respectively inserted into the long vertical steel sleeve or the short vertical steel sleeve for fixation, the top of the round-head threaded steel chisel is processed into a round top, and the bottom of the round-head threaded steel chisel is sharpened so as to be conveniently driven into the ground.

Preferably, the adjustable construction template and the triangular support structure for the double-connected water-spreading stable base layer comprise an upper template, a lower template, a connecting plate, a hinge, a bolt, a nut, a steel pipe, an L-shaped connecting piece, a round-head threaded steel chisel, a steel rod, a short vertical steel sleeve, a long vertical steel sleeve, a transverse steel sleeve and a fixing bolt. The upper template is characterized in that the lower leg of the upper template is wider than the upper leg hot-rolled channel steel, and a hole is reserved in the lower leg; the lower template adopts hot-rolled common channel steel, and a hinge is welded at the upper leg angle; steel pipes are welded at the two ends of the upper template and the lower template; the connecting plate is used for connecting the upper template and the lower template, and one side of the connecting plate is drilled and welded with a hinge; the hinge is a carbon steel welding hinge, one of the hinges is welded on the lower template, and the other hinge is welded on the connecting plate; the bolt is used for connecting and fixing the upper template and the connecting plate; the nut is matched with the bolt; the steel pipe is made of q345b low-carbon alloy steel and is fixed at the two ends of the template through welding; the L-shaped connecting piece is made of finish-rolled deformed steel bars, is matched with a steel pipe and is divided into a long side and a short side; the top of the round-head threaded drill rod is processed into a dome, and the bottom of the round-head threaded drill rod is sharpened so as to be driven into the ground conveniently; the steel rods are threaded steel bars with the diameter of 16mm, each steel rod is 50-100cm long, and the two steel rods are welded on the short vertical steel pipe sleeve in an angled mode; the short vertical steel sleeve and the long vertical steel sleeve are used for inserting and fixing round-head threaded steel rods, and the long vertical steel sleeve is specifically selected to be different in specification according to the angle formed by the two steel rods; the transverse steel sleeves are respectively welded on the top groove and the bottom groove transversely along the length direction of the channel steel template so as to be connected with the fixed bolt; the fixing bolt is vertically welded at the bottoms of the two steel rods and is connected with the template through the transverse steel sleeve.

Preferably, the upper template and the lower template have the length of 3m, the height of 160mm-200mm and the waist thickness of 4-5 mm; the steel pipes are welded at the two ends of the template, and each upper template and each lower template comprise 2 groups of 4 steel pipes in total.

Preferably, the upper leg of the upper template is 50-53mm wide, and the lower leg of the upper template is 70-73mm wide; the lower legs are arranged at the positions 44-46cm away from the two side ends along the length direction of the template, circular holes with the diameter of 17mm are respectively reserved at intervals of 1m from the positions 30mm and 60mm away from the long side of the template, and 2 rows of 6 holes are reserved on each upper template.

Preferably, the widths of the upper leg and the lower leg of the lower template are both 50-53mm, and hinges are welded at the groove corners of the upper leg every 1m and connected with the connecting plate through the hinges.

Preferably, the connecting plate is 3m long, 60cm wide and 4-5mm thick; one side of the connecting plate is connected with the lower template through a welded hinge, the other side of the connecting plate is connected with the upper template hole, a position 44-46cm away from the two side ends is arranged along the length direction of the connecting plate, and a circular hole with the diameter of 17mm is reserved at a position 20mm away from the long side of the connecting plate and every 1 m.

Preferably, the hinge is a carbon steel welding hinge, the diameter of the hinge is 10mm, the length of the hinge is 10-12cm, and the two leaves are respectively welded at the positions 90cm and 200cm along the length direction of the lower template and the connecting plate.

Preferably, the bolt and the nut are used for connecting and fixing the upper template and the connecting plate.

Preferably, the bolt is a hexagon head bolt with a specification of M16 × 50 (diameter × length).

Preferably, the nut is a hexagon nut, and is matched with the bolt to play a role in fixing.

Preferably, the diameter of the steel pipe is 15.6-16.4mm, the length of the steel pipe is 3.5-3.8cm, and the steel pipe is welded at the position, 4.5-5cm away from the upper leg and the lower leg, of the two ends of the channel steel template respectively.

Preferably, the L-shaped connecting piece is made of finish-rolled deformed steel bar with the diameter of 16mm, the length of the long side is 15 +/-1.5 cm, the length of the short side is 5 +/-0.5 cm, and the long side of the L-shaped connecting piece is fixed after penetrating through steel pipes on two adjacent channel steel templates so as to realize splicing of the upper template and the lower template.

Preferably, the round-head threaded steel chisel adopts a threaded steel bar with the diameter of 16mm and the length of 55-70cm, the top of the round-head threaded steel chisel is processed into a dome with the diameter of 20-24mm through electric welding, and the bottom of the round-head threaded steel chisel is sharpened within the range of 6-9cm, so that the round-head threaded steel chisel can be conveniently driven into the ground, and meanwhile, the threaded steel bar can generate large friction force with roadside soil so as to be firmly clamped and fixed.

Preferably, the steel rod adopts a twisted steel bar with the diameter of 16mm, and each steel rod is 50-100cm long. The two steel rods are respectively welded with the short vertical sleeve and the long vertical steel sleeve to form a triangular support with the vertex angle positioned in the short vertical sleeve and the angle of 22-26 degrees. After welding, the yield strength is required to be larger than 455MPa, the tensile strength is required to be larger than 600MPa, and the elongation after fracture is larger than or equal to 15%.

Preferably, the diameters of the short vertical steel sleeve and the long vertical steel sleeve are both 1.8cm-2 cm; the short vertical steel sleeve is 6cm high, and two steel rods are welded on the short vertical steel sleeve; the height of the long vertical steel sleeve is 10cm or 15cm, and the specific specification is selected according to the angle formed by the two steel rods.

Preferably, the transverse steel sleeve has the following dimensions: the diameter is 2cm, the length is 6cm, the welding is transversely performed on top grooves and bottom grooves at positions 50cm, 150cm and 250cm along the length direction of the lower template, and the welding is transversely performed on positions 100cm and 200cm above and below the template along the length direction of the upper template.

Preferably, the fixed bolt is 8cm long, and diameter 16mm twisted steel, and two bolts are respectively perpendicular welding in each steel pole bottom, through penetrating two horizontal steel sleeves, realize that bearing structure and template are connected.

The utility model provides a two even adjustable construction templates of steady basic unit of shop have following beneficial technological effect with triangular supports structure:

(1) the utility model discloses a concatenation of different positions upper and lower template, convenient nimble easy operation, applicable step width construction that paves in the stable basic unit of different doubly-linked water pavements.

(2) Through rational design arrangement, processing is more stable triangular support structure, when providing firm effect, its bearing capacity is showing and is promoting, has solved traditional structure greatly because support shakiness, the not enough running die problem that leads to of bearing capacity and a series of chain problems that produce from this.

(3) The utility model discloses a concatenation between template and the template is realized to "bolt" form, realizes easily, and can effectively solve the dislocation problem between the template, and is sturdy and durable, and reuse rate is high, and is not fragile.

(4) The utility model provides a two even adjustable construction templates of steady basic unit of shop's water and triangle bearing structure can effectively solve two even steady basic unit's templates of shop's water and be difficult for propping up the problem of establishing, and the template is propped up and is established firmly pleasing to the eye after accomplishing, and the line type is straight in the same direction as, can provide very big help to guaranteeing basic unit's limit portion compaction.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural diagram of a double-connected water-paved stabilized base layer adjustable construction template and a triangular support structure according to an embodiment of the invention;

figure 2 shows a schematic side view of a double-connected-paved-stabilized-base adjustable construction form and triangular support structure combination according to an embodiment of the present invention,

wherein, the corresponding relation between the reference numbers and the components in fig. 1 and fig. 2 is as follows:

1-upper template, 2-lower template, 3-connecting plate, 4-hinge, 5-bolt, 6-nut, 7-steel pipe, 8-L type connecting piece, 9-round head screw thread steel chisel, 10-steel rod, 11-short vertical steel sleeve, 12-long vertical steel sleeve, 13-horizontal steel sleeve, 14-fixing bolt.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The following describes the adjustable construction form and the triangular support structure of the double-linked water-spreading stable base layer according to the embodiment of the present invention with reference to fig. 1 and 2.

As introduced in the background art, the existing double-connection water-spreading stable template is fixed, or the process is complex and the implementation process is complex; or the support is realized by adopting a simple single steel bar support, the support effect is not good, the fixation is not tight, and the die is easy to run. In order to solve the technical problem, the utility model provides a two even adjustable construction templates and the triangular supports structure of steady basic unit of shop.

As shown in fig. 1 and 2, according to the utility model discloses an adjustable construction template of stable basic unit of two even water pavements and triangular supports structure of embodiment, including cope match-plate pattern 1, lower bolster 2, connecting plate 3, hinge 4, bolt 5, nut 6, steel pipe 7, L type connecting piece 8, button head screw thread drill rod 9, rod iron 10, short perpendicular steel sleeve 11, long perpendicular steel sleeve 12, horizontal steel sleeve 13, fixing bolt 14. The upper template 1 is characterized in that the lower leg of the upper template is wider than the upper leg hot-rolled channel steel, and a hole is reserved in the lower leg; the lower template 2 adopts hot rolling common channel steel, and a hinge 4 is welded at the upper leg angle; both ends of the upper template 1 and the lower template 2 are welded with steel pipes 7; the connecting plate 3 is used for connecting the upper template 1 and the lower template 2, and holes are drilled at one side of the connecting plate, and hinges 4 are welded at the other side of the connecting plate; the hinge 4 is welded by carbon steel, one of the hinge 4 is welded to the lower template 2, and the other hinge is welded to the connecting plate 3; the bolt 5 is used for connecting and fixing the upper template 1 and the connecting plate 3; the nut 6 is matched with the bolt 5; the steel pipe 7 is made of q345b low-carbon alloy steel and is fixed at the two ends of the template through welding; the L-shaped connecting piece 8 is made of finish-rolled deformed steel bars, is matched with the steel pipe 7 and is divided into a long side and a short side; the top of the round-head threaded steel chisel 9 is processed into a dome, and the bottom of the round-head threaded steel chisel is sharpened so as to be driven into the ground conveniently; the steel rods 10 are threaded steel bars with the diameter of 16mm, each steel rod is 50-100cm long, and the two steel rods 10 are welded on the sleeve of the short vertical steel pipe 7 at an angle; the short vertical steel sleeve 11 and the long vertical steel sleeve 12 are used for inserting and fixing round-head threaded steel pins 9, and the long vertical steel sleeve 12 is in different specifications according to the angle formed by the two steel rods 10; the transverse steel sleeve 13 is transversely welded to the top groove and the bottom groove along the length direction of the channel steel template respectively so as to be connected with the fixing bolt 14; the fixed bolt 14 is vertically welded at the bottom of the two steel rods 10 and is connected with the template through the transverse steel sleeve 13.

The realization process of the double-linked water-spreading stable-base adjustable construction template and the triangular support structure is as follows:

(1) drilling holes in the upper template 1 and the connecting plate 3; (2) welding a hinge 4; (3) the steel pipe 7 is welded with a transverse steel sleeve 13; (3) welding and assembling the triangular support system; (4) splicing the templates to be wide; (5) splicing the length of the templates; (6) and (5) supporting the template.

More specifically, as shown in fig. 1 and 2, the upper template 1, the lower template 2, the connecting plate 3, the hinge 4, the bolt 5, the nut 6, the steel tube 7, the L-shaped connecting piece 8 and the transverse steel sleeve 13 form a template system, the steel tube 7 is welded at a position 4.5-5cm away from the upper leg and the lower leg of each of the upper template 1 and the lower template 2, and 2 groups of 4 steel tubes 4 are welded on each template. A 16mm electric drill is adopted, and circular holes with the diameter of 17mm are reserved at the positions 30mm and 60mm away from the long edge of the connecting plate at intervals of 1m from the positions 45cm away from the two short edge ends along the length direction of the upper template 1; and round holes with the diameter of 17mm are reserved at intervals of 1m and 20mm from the long edge of the connecting plate 3 from the positions 45cm away from the two side ends along the length direction of the connecting plate 3. Two leaves of the hinge 4 are respectively welded at the positions 90cm and 200cm along the length direction of the lower template 2 and the connecting plate 3.

When the width is spliced, one end of the connecting plate 3 with the hole is fixedly connected with the upper template 1 through the bolt 5 and the nut 6, and the holes at different positions can be selected to be connected according to the width of an actual construction step, so that two-stage adjustment is realized; during the length concatenation, after 7 mouths of two sets of upper and lower templates 1, 2 tip steel pipes and upper and lower leg align respectively, penetrate steel pipe 7 with 8 long limits of L type connecting piece, when the minor face removal was obstructed, use 6 screw in long limits of nut firmly fixed with it. Therefore, a plurality of groups of templates can be spliced according to the construction length of the base layer and used for supporting and blocking the base layer during paving.

The template system of the embodiment can realize the width adjustment of the two-stage steps, and can design other three-stage or four-stage adjustment sizes according to different construction requirements so as to meet different requirements.

The round-head threaded steel chisel 9, the steel rod 10, the short vertical steel sleeve 11, the long vertical steel sleeve 12 and the fixed bolt 14 form a supporting system. Firstly, vertically welding a fixing bolt 14 at the end part of a steel rod 10, converging the two steel rods 10 to enable the vertex angle to be 22 degrees or 26 degrees (22 degrees is adopted for supporting an upper template 1, and 26 degrees is adopted for supporting a lower template 1) on the premise of ensuring that the fixing bolt 14 is parallel to grooves of the upper template 1 and the lower template 2, and welding the two steel rods to a short vertical steel sleeve 11; and respectively welding the long vertical steel sleeve 12 to the two steel rods at the position 18cm away from the short vertical steel sleeve 11 horizontally, thereby forming a stable triangular support system.

The transverse steel sleeve 13 is transversely welded to the top groove and the bottom groove of the template at 50cm, 150cm and 250cm along the length direction of the lower template 2 respectively, and is transversely welded to the upper groove and the lower groove of the template at 100cm and 200cm along the length direction of the upper template.

As shown in fig. 1 and 2, when in use, the fixing bolt 14 at the bottom end of the triangular support system is horizontally inserted into the upper horizontal steel sleeve 13 of the template, so that the connection between the template system and the support system is completed; after two round-head threaded steel brazes 9 are respectively vertically inserted into the short vertical steel sleeve 11 and the long vertical steel sleeve 12, the two round-head threaded steel brazes are driven into the ground by 13-15cm by using tools such as a hammer, and the positions of the components are adjusted at any time in the process to ensure that the two systems are connected perfectly. And accordingly, other support welding and installation are continuously completed.

When the first layer is laid, only the upper template 1 can be used, and the connecting plate 3 is turned over above the template; when an upper layer needs to be paved, the upper template 1 is connected through the connecting plate 3, and the support is well made.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a two even adjustable construction template structures of steady basic unit of shop, its characterized in that includes: an upper template, a lower template, a connecting plate, a hinge, round-head threaded steel rods, short vertical steel sleeves, long vertical steel sleeves, transverse steel sleeves and fixing bolts,

the upper template is characterized in that the lower leg of the upper template is wider than the upper leg hot-rolled channel steel, and a hole is reserved in the lower leg;

the lower template adopts hot-rolled common channel steel, and the hinge is welded at the upper leg angle of the lower template;

one side of the connecting plate is drilled and connected with the upper template through a matched bolt and nut, the other side of the connecting plate is welded with the hinge to be connected with the lower template, one of the hinges is welded on the lower template, and the other hinge is welded on the connecting plate;

one ends of the two steel rods are welded on the short vertical steel sleeve at an angle, the fixing bolt is vertically welded at the other end of each steel rod, the long vertical steel sleeve and the short vertical steel sleeve are separated from each other and welded on the two steel rods, and the specification of the long vertical steel sleeve is determined by the angle formed by the two steel rods;

the transverse steel sleeve is transversely welded to the top groove and the bottom groove of the upper template and the lower template along the length direction of the upper template and the lower template, and a fixing bolt welded on the steel rod is inserted into the transverse steel sleeve and connected with the upper template or the lower template;

the round-head threaded steel chisel is respectively inserted into the long vertical steel sleeve or the short vertical steel sleeve for fixation, the top of the round-head threaded steel chisel is processed into a round top, and the bottom of the round-head threaded steel chisel is sharpened so as to be conveniently driven into the ground.

2. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

steel pipes are welded at two ends of the upper template, and the upper template is spliced by inserting L-shaped connecting pieces into the steel pipes;

and steel pipes are welded at two ends of the lower template, and the lower templates are spliced in the steel pipes through the L-shaped connecting pieces.

3. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 2,

the upper template and the lower template are 3m long, 160mm-200mm high and 4mm-5mm waist thick;

steel pipes are welded at two ends of the upper template and the lower template, and each upper template and each lower template comprise 2 groups of 4 steel pipes in total;

the diameter of the steel pipe is 15.6-16.4mm, the length of the steel pipe is 3.5-3.8cm, and the steel pipe is welded at the position, 4.5-5cm away from the upper leg and the lower leg, of the two ends of the upper template or the lower template respectively;

the L-shaped connecting piece is made of finish-rolled deformed steel bar with the diameter of 16mm, the length of the long side is 15 +/-1.5 cm, the length of the short side is 5 +/-0.5 cm, and the long side of the L-shaped connecting piece is fixed after penetrating through steel pipes on two adjacent upper templates or lower templates so as to realize splicing of the upper templates or the lower templates.

4. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

the upper leg of the upper template is 50-53mm wide, and the lower leg of the upper template is 70-73mm wide;

the lower legs of the upper template are arranged at the positions 44-46cm away from the two side ends along the length direction of the upper template, round holes with the diameter of 17mm are respectively arranged at the positions 30mm and 60mm away from the long side of the upper template at intervals of 1m, and each upper template is provided with 2 rows of 6 round holes.

5. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

the widths of the upper leg and the lower leg of the lower template are both 50-53mm, and hinges are welded at the groove corners of the upper leg every 1m and connected with the connecting plates through the hinges.

6. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 4,

the connecting plate is 3m long, 60cm wide and 4-5mm thick;

one side of the connecting plate is connected with the lower template through a welding hinge, the other side of the connecting plate is arranged at a position 44-46cm away from the two side ends along the length direction of the connecting plate, round holes with the diameter of 17mm are arranged at a position 20mm away from the long edge of the connecting plate at intervals of 1m, and the round holes are matched with the round holes in the upper template.

7. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

the hinge is welded by carbon steel, the diameter of the hinge is 10mm, the length of the hinge is 10cm-12cm, and the two leaves are welded at the positions 90cm and 200cm along the length direction of the lower template and the connecting plate respectively.

8. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

the steel rod is made of twisted steel with the diameter of 16mm, and each steel rod is 50-100cm long;

the two steel rods are respectively welded with the short vertical steel sleeve and the long vertical steel sleeve to form a triangular support with the vertex angle positioned in the short vertical steel sleeve and the angle of 22-26 degrees, the yield strength is greater than 455MPa, the tensile strength is greater than 600MPa, and the elongation after fracture is greater than or equal to 15%.

9. The adjustable construction template structure of the double-linked water-spreading stable base layer as claimed in claim 8,

the diameters of the short vertical steel sleeve and the long vertical steel sleeve are both 1.8cm-2 cm; the short vertical steel sleeve is 6cm high, and two steel rods are welded on the short vertical steel sleeve; the height of the long vertical steel sleeve is 10cm or 15cm, and the specific specification is selected according to the angle formed by the two steel rods.

10. The adjustable construction template structure of the double-connected water-spreading stable base layer as claimed in claim 1,

the round-head threaded steel chisel adopts a threaded steel bar with the diameter of 16mm and the length of 55cm-70cm, the top of the round-head threaded steel chisel is processed into a dome with the diameter of 20mm-24mm through electric welding, and the bottom of the round-head threaded steel chisel is sharpened within the range of 6-9 cm;

the size of the transverse steel sleeve is as follows: the diameter of the lower template is 2cm, the length of the lower template is 6cm, the lower template is transversely welded to a top groove and a bottom groove of the lower template at positions of 50cm, 150cm and 250cm along the length direction of the lower template, and the upper template is transversely welded to positions of 100cm and 200cm of the top groove and the bottom groove of the upper template along the length direction of the upper template;

the fixing bolts are 8cm long and 16mm diameter twisted steel bars, and the two fixing bolts are vertically welded at the bottom ends of the steel rods respectively and connected with the upper template and the lower template through penetrating the two transverse steel sleeves.

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