CN213868946U

CN213868946U - Unit formwork and cast-in-place formwork

Info

Publication number: CN213868946U
Application number: CN202021977156.2U
Authority: CN
Inventors: 江华义
Original assignee: Dechang Changhe Building Material Col Ltd
Current assignee: Dechang Changhe Building Material Col Ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-08-03
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses unit template and cast-in-place template belongs to the concrete placement field, and the risk that bursts takes place from piece joint for the template when the purpose reduces to pour. The unit template comprises a square template body, wherein the four sides of the square template body are respectively a transverse side I and a transverse side II which are arranged oppositely, and a longitudinal side I and a longitudinal side II which are arranged oppositely; the first transverse edge is provided with a slot, the second transverse edge is provided with an insertion block, and the insertion block is matched with the slot; the first longitudinal edge is provided with a first locking hole, and the second longitudinal edge is provided with a second locking hole opposite to the second locking hole. The cast-in-place template comprises a plurality of template bodies; along the vertical direction, the insertion block of the template body positioned below in the two adjacent template bodies is inserted into the insertion groove of the template body positioned above. The utility model discloses, the insert of the template body of below is emboliaed through the slot of the template body of top, has improved concatenation efficiency for the horizontal piece that forms between two piece upper and lower adjacent template bodies is the maze form that has spacing ability, has improved the anti-rupture performance of the template after assembling.

Description

Unit formwork and cast-in-place formwork

Technical Field

The utility model relates to a cast-in-place formwork belongs to concrete placement technical field.

Background

In cast-in-place concrete construction, building templates are widely applied. Building forms are typically assembled using square form units. The four edges of the template units are respectively provided with a strip-shaped locking hole, and during installation, after the strip-shaped locking holes are aligned to the strip-shaped locking holes through the grooved handle between two adjacent template units and are inserted into the corresponding strip-shaped locking holes, the handle is rotated by 90 degrees, so that the splicing of the two template units is realized. This structure has the following disadvantages:

the strip-shaped locking holes between one template unit and two adjacent template units are difficult to center, so that inconvenience is brought to the insertion of the handle;

and secondly, linear abutted seams are formed between the upper and lower adjacent templates and between the left and right adjacent templates, and the templates are easy to crack at the abutted seams under the extrusion action of concrete in the concrete pouring process to influence the cast-in-place quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a unit template and cast-in-place template, the risk that the template took place to burst from the piece when reducing to pour.

The utility model adopts the technical proposal that: the unit template comprises a template body, wherein the front surface of the template body is a pouring surface, the template body is square, and the four sides of the template body are respectively a transverse side I and a transverse side II which are arranged oppositely and a longitudinal side I and a longitudinal side II which are arranged oppositely; a first locking hole is formed in the first longitudinal edge, a second locking hole is formed in the second longitudinal edge, and the first locking hole and the second locking hole are arranged oppositely; the first transverse edge of the template body is provided with a slot, and the second transverse edge of the template body is provided with an insertion block which is matched with the slot; the first longitudinal edge is provided with a first pin hole, the second longitudinal edge is provided with a second pin hole, and the first pin hole and the second pin hole are arranged oppositely.

Furthermore, one end of the slot is an open end, the end opposite to the open end is a bottom end, and the slot is in a trapezoid shape gradually reduced from the open end to the bottom end; the insertion block is in a trapezoid shape, and the size of the insertion block gradually decreases from the transverse edge to the outside.

Furthermore, a convex seat protruding out of the pouring surface is arranged on the pouring surface of the template body;

the formwork body is provided with a counter-pulling hole which is vertical to the formwork body and penetrates through the pouring surface from the back surface of the formwork body, and the counter-pulling hole penetrates through the convex seat.

Furthermore, one end of the counter-pulling hole is a front end, and the other end of the counter-pulling hole is a tail end; the front end of the counter-pulling hole is communicated with a convex seat, and the convex seat is matched with the hole opening at the tail end of the counter-pulling hole.

Furthermore, the convex seat is in a tapered shape which is gradually reduced from one end adjacent to the pouring surface of the template body to the other end.

Furthermore, the formwork body comprises a panel and a supporting frame, the supporting frame is in a grid shape formed by criss-cross of transverse ribs and longitudinal ribs, the supporting frame is fixed on the back face of the panel, the front face of the panel is the pouring face, and the plane where the other side of the supporting frame connected with the panel is located is the back face of the formwork body.

Further, the formwork body comprises a panel and a supporting frame, the supporting frame is in a grid shape formed by criss-cross of transverse ribs and longitudinal ribs, the supporting frame is fixed to the back face of the panel, the front face of the panel is the pouring face, and the plane where the other side of the supporting frame connected with the panel is located is the back face of the formwork body;

a support is arranged on the back surface of the panel, one end of the support is fixed on the back surface of the panel, the other end of the support extends perpendicular to the panel and is flush with the back surface of the template body, and the support corresponds to the convex seat; the tail end of the counter-pulling hole penetrates through the support corresponding to the convex seat.

Furthermore, the support, the convex seat, the supporting frame, the panel, the inserting block, the inserting groove, the first pin hole and the second pin hole are of an integral casting molding structure.

The cast-in-place template comprises a plurality of template bodies; along the vertical direction, the inserting block on the transverse edge II of the template body positioned below in the two adjacent template bodies is inserted into the inserting groove on the transverse edge I of the template body positioned above; along transversely, peg graft between the pinhole one on the longitudinal edge one of the template body that lies in left side and the pinhole two on the longitudinal edge two of the template body on right side in two adjacent template bodies and have the bolt, peg graft between the locking hole one on the longitudinal edge one of the template body that lies in left side and the locking hole two on the longitudinal edge two of the template body on right side in two adjacent template bodies and have the locking handle.

The utility model has the advantages that: the utility model discloses a unit template, for the convenience of processing and use, the template body adopts conventional square. The inserting block looks adaptation that sets up on the slot that sets up on the horizontal limit one through the template body and the horizontal limit two for when two adjacent template bodies from top to bottom are assembled, embolia the inserting block of the template body that is located the below through the slot of the template body that is located the top, the assembly of two adjacent template bodies from top to bottom has been realized, when having improved concatenation efficiency, make the horizontal piece that forms between two adjacent template bodies from top to bottom be labyrinth form, the horizontal piece of labyrinth form has spacing ability, thereby the anti-burst performance of the template after assembling has been improved. Through the arrangement of the first pin hole and the second pin hole, the assembly of the two adjacent left and right template bodies is positioned by the bolts which are inserted into the first pin hole and the second pin hole simultaneously; through the arrangement of the first locking hole and the second locking hole, the left and right adjacent template bodies are locked by the locking handles arranged in the first locking hole and the second locking hole, so that the splicing is simpler and easier, the quality of longitudinal splicing seams is ensured, and the anti-burst performance of the longitudinal splicing seams can be improved.

Drawings

FIG. 1 is a front view of a unit template;

FIG. 2 is a top view of bitmap 1;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a right side view of FIG. 1;

FIG. 5 is a schematic view showing the unit formworks stacked during transportation;

FIG. 6 is a schematic diagram of the assembly of bit cell templates.

In the figure, a template body 1, a first transverse edge 11, a second transverse edge 12, a first longitudinal edge 13, a second longitudinal edge 14, a panel 15, a transverse rib 16, a longitudinal rib 17, a slot 21, an insert block 22, a first pin hole 31, a second pin hole 32, a first locking hole 41, a second locking hole 42, a locking handle 5, a convex seat 6, a counter-pull hole 7, a support 8 and a bolt 9.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

the unit formwork comprises a formwork body 1, wherein the front surface of the formwork body 1 is a pouring surface, the formwork body 1 is square, and the four sides of the formwork body 1 are respectively a transverse side I11 and a transverse side II 12 which are oppositely arranged and a longitudinal side I13 and a longitudinal side II 14 which are oppositely arranged; a first locking hole 41 is formed in the first longitudinal edge 13, a second locking hole 42 is formed in the second longitudinal edge 14, and the first locking hole 41 and the second locking hole 42 are arranged oppositely; a slot 21 is arranged on the first transverse edge 11 of the template body 1, an inserting block 22 is arranged on the second transverse edge 12 of the template body 1, and the inserting block 22 is matched with the slot 21; the first longitudinal side 13 is provided with a first pin hole 31, the second longitudinal side 14 is provided with a second pin hole 32, and the first pin hole 31 and the second pin hole 32 are arranged oppositely.

The utility model discloses a unit template, for the convenience of processing and use, template body 1 adopts conventional square. Insert 22 looks adaptation that sets up on slot 21 and the horizontal limit two 11 that set up on the horizontal limit 11 through template body 1, when making two adjacent template bodies 1 from top to bottom assemble, embolia the insert 22 of the template body 1 that is located the below through the slot 21 of the template body 1 that is located the top, the assembly of two adjacent template bodies 1 from top to bottom has been realized, when having improved concatenation efficiency, make the horizontal piece that forms between two adjacent template bodies 1 from top to bottom be labyrinth form, the horizontal piece of labyrinth form has spacing ability, thereby the anti-burst performance of the template after having improved the assembly.

Through set up pinhole 31 on the first 13 of indulging of template body 1, set up pinhole two 32 on indulging the second 14 for when two adjacent template bodies 1 splice about, accessible bolt inserts pinhole one 31 and fixes a position with pinhole two 32, then, reuse locking handle pass behind locking hole one 41 and the locking hole two 42 with two adjacent template bodies 1 locking about. The arrangement of the first pin hole 31 and the second pin hole 32 plays a role in positioning for splicing of the template bodies 1, so that the left template body 1 and the right template body 1 are centered more accurately, the locking handle can be smoothly inserted, the splicing is simpler and easier, and meanwhile, the quality of longitudinal splicing is ensured, so that the anti-burst performance of the longitudinal splicing can be improved.

In order to facilitate the insertion of the slot 3 and the insertion block 22, preferably, one end of the slot 21 is an open end, and the end opposite to the open end is a bottom end, and the slot 21 is in a trapezoidal shape gradually decreasing from the open end to the bottom end; the insertion block 22 is in a trapezoid shape gradually reducing from the second transverse edge 12 to the outside.

In order to utilize control to pour thickness, adopt between the template body 1 in the inboard and the template body 1 in the outside to draw the screw rod to carry on spacingly usually, so, can set up on template body 1 and draw hole 7 to drawing usually, traditional template body 1's the face of pouring is smooth plane, because of the setting of drawing the screw rod to make and form the cylindricality hole on pouring the wall body, treat that the later stage fills up behind this cylindricality hole, appear obvious circular imprint on pouring the wall body surface. In the invention, a convex seat 6 protruding out of a pouring surface is arranged on the pouring surface of a template body 1; the formwork body 1 is provided with a counter-pulling hole 7 which is vertical to the formwork body 1 and penetrates through the casting surface from the back surface of the formwork body 1, and the counter-pulling hole 7 penetrates through the convex seat 6. Through the arrangement of the convex seat 6, after the wall body is poured, a groove adaptive to the shape and the size of the convex seat 6 is formed on the surface of the wall body, and after the groove is filled in at the later stage, the filling of the groove is found to be compared with the filling of a cylindrical hole formed by a traditional split screw, and the filling trace is obviously improved.

In order to facilitate the transportation of the formwork, preferably, as shown in fig. 5, one end of the counter-pulling hole 7 is a front end, and the other end is a tail end; the front end of the counter-pulling hole 7 penetrates through the convex seat 6, and the convex seat 6 is matched with the hole opening at the tail end of the counter-pulling hole 7. The convex seat 6 and the hole mouth adaptation of the tail end of the counter-drawn hole 7 mean that the convex seat 6 can be inserted into the hole mouth of the tail end of the counter-drawn hole 7, so that the template bodies 1 can be stacked together during transportation, the counter-drawn hole 7 is inserted through the convex seat 6, so that the adjacent template bodies 1 are limited, the occupied space is reduced, and meanwhile, the risks of collapse and abrasion during transportation can be reduced.

The convex seat 6 can be columnar, the utility model discloses in, the convex seat 6 is the toper that reduces gradually by the one end to the other end that is adjacent to the face is pour to template body 1. The convex seat 6 is conical, so that the convex seat is more favorable for matching with the orifice at the tail end of the counter-pull hole 7 and filling, the filled trace is more improved, and the filled trace can not be seen.

In order to ensure the strength of the formwork body 1 and reduce the weight of the formwork body 1, preferably, the formwork body 1 includes a panel 15 and a support frame, the support frame is a grid formed by criss-cross horizontal ribs 16 and vertical ribs 17, the support frame is fixed on the back of the panel 15, the front of the panel 15 is the casting surface, and the plane of the other side of the support frame connected with the panel 15 is the back of the formwork body 1.

The counter-pulling holes 7 can be directly formed in the transverse ribs 16 or the longitudinal ribs 17, however, in order to ensure the strength of the formwork body 1 and facilitate the arrangement of the counter-pulling holes 7, preferably, the formwork body 1 includes a panel 15 and a support frame, the support frame is in a grid shape formed by criss-cross arrangement of the transverse ribs 16 and the longitudinal ribs 17, the support frame is fixed on the back surface of the panel 15, the front surface of the panel 15 is the casting surface, and the plane where the other side of the support frame connected with the panel 15 is located is the back surface of the formwork body 1;

a support 8 is arranged on the back surface of the panel 15, one end of the support 8 is fixed on the back surface of the panel 15, the other end of the support 8 extends perpendicular to the panel 15 and is flush with the back surface of the template body 1, and the support 8 corresponds to the convex seat 6; the tail end of the counter-pulling hole 7 penetrates through a support 8 corresponding to the convex seat 6.

According to the structure, the counter-pull holes 7 and the supporting frame are mutually independent, the counter-pull holes 7 can be arranged according to needs, and the supporting frame and the counter-pull holes 7 are not required to be mutually adaptive and restricted, so that the increase of design and processing difficulty is avoided; by providing the stand 8 separately, the stand 8 reinforces the panel 15 at the position where the panel 15 is perforated.

In order to ensure the integrity of the formwork body 1, it is preferable that the support 8, the boss 6, the support frame and the panel 15, the insert block 22, the slot 21, the first pin hole 31 and the second pin hole 32 are of an integral casting structure. The formwork body 1 can be formed by splicing wood formworks, steel plates and the like, but the wood formworks are short in service life and high in steel plate cost. The utility model discloses a template body 1 is plastic formwork, the integrative casting moulding of each spare part, and the wholeness is good, long service life, batch production of mill, reuse rate is high.

A cast-in-place formwork, as shown in fig. 6, includes a plurality of formwork bodies 1; along the vertical direction, the inserting block 22 on the transverse edge two 12 of the template body 1 positioned below in the two adjacent template bodies 1 is inserted into the inserting groove 21 on the transverse edge one 11 of the template body 1 positioned above; along the horizontal direction, the bolt 9 is inserted between the first pin hole 31 on the first longitudinal edge 13 of the left template body 1 in the two adjacent template bodies 1 and the second pin hole 32 on the second longitudinal edge 14 of the right template body 1, and the locking handle 5 is inserted between the first locking hole 41 on the first longitudinal edge 13 of the left template body 1 in the two adjacent template bodies 1 and the second locking hole 42 on the second longitudinal edge 14 of the right template body 1.

The utility model discloses a cast-in-place template assembles through template body 1, and the prefabricated production in mill of template body 1 does benefit to control quality for assemble the cast-in-place template quality of formation and obtain guaranteeing. The upper and lower adjacent template bodies 1 are connected by the insertion blocks 22 and the slots 21, and the formed transverse abutted seam is in a labyrinth shape; adopt bolt 9 location between controlling two adjacent template bodies 1, utilize locking handle 5 to lock, the vertical piece that forms is the linearity, and this mode of assembling is assembled simply easy operation, assembles efficiently, and greatly reduced simultaneously cast-in-place template from the risk that the piece takes place to burst. During assembling, the second transverse edge 12 of each template body 1 is located above, and the first transverse edge 11 is located below, so that the bottommost template body 1 can be better installed on the wall ground. The upper template body 1 and the lower template body 1 adopt a connection mode of the insertion block 22 and the insertion groove 21, and the left template body and the right template body 1 adopt a connection mode of the bolt 9 and the locking handle 5, so that the overall stability of the template in the assembling process and after the template is leveled is good.

Claims

1. The unit template comprises a template body (1), wherein the front surface of the template body (1) is a pouring surface, the template body (1) is square, and the four sides of the template body are respectively a transverse side I (11) and a transverse side II (12) which are arranged oppositely and a longitudinal side I (13) and a longitudinal side II (14) which are arranged oppositely; a first locking hole (41) is formed in the first longitudinal edge (13), a second locking hole (42) is formed in the second longitudinal edge (14), and the first locking hole (41) and the second locking hole (42) are arranged oppositely; the method is characterized in that: a slot (21) is arranged on the first transverse edge (11) of the template body (1), an inserting block (22) is arranged on the second transverse edge (12) of the template body (1), and the inserting block (22) is matched with the slot (21); the first longitudinal side (13) is provided with a first pin hole (31), the second longitudinal side (14) is provided with a second pin hole (32), and the first pin hole (31) and the second pin hole (32) are arranged oppositely.

2. The cell template of claim 1, wherein: one end of the slot (21) is an open end, the end opposite to the open end is a bottom end, and the slot (21) is in a trapezoid shape gradually reduced from the open end to the bottom end; the inserting block (22) is in a trapezoid shape which is gradually reduced from the second transverse edge (12) to the outside.

3. The cell template of claim 1, wherein: a convex seat (6) protruding out of the pouring surface is arranged on the pouring surface of the template body (1);

the formwork body (1) is provided with a counter-pulling hole (7) which is vertical to the formwork body (1) and penetrates through the casting surface from the back surface of the formwork body (1), and the counter-pulling hole (7) penetrates through the convex seat (6).

4. The cell template of claim 3, wherein: one end of the counter-pulling hole (7) is a front end, and the other end of the counter-pulling hole is a tail end; the front end of the counter-pulling hole (7) penetrates through the convex seat (6), and the convex seat (6) is matched with the hole opening at the tail end of the counter-pulling hole (7).

5. The cell template of claim 4, wherein: the convex seat (6) is in a tapered shape which is gradually reduced from one end adjacent to the pouring surface of the template body (1) to the other end.

6. The cell template of any one of claims 1-5, wherein: the formwork body (1) comprises a panel (15) and a supporting frame, the supporting frame is in a grid shape formed by criss-cross of transverse ribs (16) and longitudinal ribs (17), the supporting frame is fixed on the back face of the panel (15), the front face of the panel (15) is a pouring face, and the plane of the other side where the supporting frame is connected with the panel (15) is the back face of the formwork body (1).

7. The unit template of any one of claims 3-5, wherein: the formwork body (1) comprises a panel (15) and a supporting frame, the supporting frame is in a grid shape formed by criss-cross of transverse ribs (16) and longitudinal ribs (17), the supporting frame is fixed on the back surface of the panel (15), the front surface of the panel (15) is a pouring surface, and the plane of the other side, connected with the panel (15), of the supporting frame is the back surface of the formwork body (1);

a support (8) is arranged on the back surface of the panel (15), one end of the support (8) is fixed on the back surface of the panel (15), the other end of the support (8) extends perpendicular to the panel (15) and is flush with the back surface of the template body (1), and the support (8) corresponds to the convex seat (6); the tail end of the counter-pulling hole (7) penetrates through the support (8) corresponding to the convex seat (6).

8. The cell template of claim 7, wherein: the support (8), the convex seat (6), the supporting frame, the panel (15), the inserting block (22), the inserting groove (21), the first pin hole (31) and the second pin hole (32) are of an integral casting molding structure.

9. A cast-in-place form constructed using the unit forms of any one of claims 1 to 5, wherein: comprises a plurality of template bodies (1); along the vertical direction, the inserting block (22) on the transverse edge II (12) of the template body (1) positioned below in the two adjacent template bodies (1) is inserted into the inserting groove (21) on the transverse edge I (11) of the template body (1) positioned above; along horizontal, peg graft between the pinhole one (31) on the longitudinal edge one (13) of the template body (1) that lie in left side in two adjacent template bodies (1) and the pinhole two (32) on the longitudinal edge two (14) of template body (1) on right side and have bolt (9), peg graft between the locking hole one (41) on the longitudinal edge one (13) of the template body (1) that lie in left side in two adjacent template bodies (1) and the locking hole two (42) on the longitudinal edge two (14) of template body (1) on right side and have locking handle (5).