CN215589518U

CN215589518U - Forming device for preformed hole of concrete prefabricated part

Info

Publication number: CN215589518U
Application number: CN202122105913.8U
Authority: CN
Inventors: 陈金涛
Original assignee: Qingdao Everbright Group Large Components Co ltd
Current assignee: Qingdao Everbright Group Large Components Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-21
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to a forming device of preformed hole of precast concrete component belongs to the field of precast concrete spare processing, and it is including welding in the bolt one on the mould bench, can dismantle on the bolt one and be connected with the sleeve, and the sleeve is the round platform type, and the sleeve cover is located the outside of bolt one in order to shelter from the welding seam, can dismantle on the sleeve and be connected with the steel pipe. This application has the effect that replaces traditional with sleeve pipe lug weld on the mould platform, improve prefabricated component's quality and pleasing to the eye degree.

Description

Forming device for preformed hole of concrete prefabricated part

Technical Field

The application relates to the field of concrete prefabricated part processing, in particular to a forming device for a preformed hole of a concrete prefabricated part.

Background

During equipment foundation construction, two holes of the bolt are often required to be reserved on some concrete members due to the requirement of site construction, so that the second bolt is conveniently installed in the reserved holes during subsequent equipment installation. The general method is to make the shape of the through hole by using a template, finish the concrete in the mould of the concrete member, insert the steel pipe template into a set position when the concrete is not solidified, and pull out the steel pipe template after the concrete is solidified, thereby forming the reserved hole of the concrete member.

In the prior art, usually, a circular truncated cone-shaped sleeve is directly welded on a mold table, then a steel pipe is connected with the sleeve, after concrete is poured on the mold table and formed, a preformed hole can be formed at the position of a concrete prefabricated part corresponding to the steel pipe, and a guide angle is formed at the position corresponding to the sleeve.

SUMMERY OF THE UTILITY MODEL

In order to replace traditional with the sleeve weld directly on the mould platform, improve the quality and the pleasing to the eye degree of prefabricated component, this application provides a forming device of concrete prefabricated component's preformed hole.

The application provides a forming device in preformed hole of precast concrete component adopts following technical scheme:

the utility model provides a forming device of preformed hole of precast concrete component, is including welding in the bolt one on the mould bench, can dismantle on the bolt one and be connected with the sleeve, and the sleeve is the round platform type, and the sleeve cover is located the outside of bolt one and is in order to shelter from the welding seam, can dismantle on the sleeve and be connected with the steel pipe.

Through adopting above-mentioned technical scheme, the sleeve can be dismantled and connect in the mould bench, the steel pipe can be dismantled and connect on the sleeve, the drawing of patterns of can being convenient for, the sleeve cover is located the outside of bolt one, shelter from bolt one and the welding seam of mould bench, to the mould bench concreting, the automatic preformed hole that forms on the position of the concrete prefabricated component of formation corresponding steel pipe, the preformed hole outside corresponds telescopic position and forms the lead angle, replace traditional directly welding the sleeve on the mould bench promptly, prevent that the welding seam from leaving the recess on prefabricated component, improve fashioned prefabricated component's quality and pleasing to the eye degree.

Optionally, the steel pipe is inserted into the top of the sleeve.

Through adopting above-mentioned technical scheme, peg graft between steel pipe and the sleeve, the dismantlement and the installation of the steel pipe of being convenient for.

Optionally, a positioning column is fixedly arranged at the top of the sleeve, a step groove is formed between the positioning column and the sleeve, and the steel pipe can be inserted outside the positioning column.

Through adopting above-mentioned technical scheme, the steel pipe can peg graft outside the reference column, and the bottom joint of steel pipe is in the step inslot, is about to steel pipe and reference column fixed.

Optionally, the steel pipe is connected to the top of the sleeve in a threaded manner.

Through adopting above-mentioned technical scheme, steel pipe and sleeve threaded connection, the steel pipe of being convenient for and telescopic dismantlement and fixed, the steel pipe of also being convenient for can separate with prefabricated component.

Optionally, the positioning column is a threaded column, a second internal threaded hole is formed in the inner wall of the steel pipe, and the second internal threaded hole is in threaded fit with the positioning column.

Through adopting above-mentioned technical scheme, steel pipe and reference column threaded connection make steel pipe and muffjoint more stable.

Optionally, a second bolt is detachably connected to the sleeve, a cylinder of the second bolt protrudes out of the top of the sleeve, a second internal thread hole is formed in the inner wall of the steel pipe, and the second internal thread hole is in threaded fit with the second bolt.

Through adopting above-mentioned technical scheme, steel pipe and the two threaded connection of bolt at sleeve top make steel pipe and muffjoint more stable.

Optionally, a step through hole is formed in the top of the sleeve and used for installing a second bolt, a nut of the second bolt is clamped in the step through hole, and a cylinder of the second bolt penetrates through the step through hole and extends to the top of the sleeve.

Through adopting above-mentioned technical scheme, be convenient for install bolt two in the step through-hole to be convenient for bolt two in telescopic equipment.

Optionally, a first internal thread hole is formed in the sleeve, and the first internal thread hole of the sleeve is in threaded fit with the bolt.

Through adopting above-mentioned technical scheme, telescopic first internal thread hole and bolt one cooperation to set firmly the sleeve in the top of bolt one, threaded connection is convenient for telescopic dismantlement and installation.

The utility model provides a forming device of preformed hole of precast concrete component, is including dismantling the sleeve of connecting on the mould bench, and the sleeve is the round platform type, can dismantle on the sleeve to be connected with the PVC pipe.

Through adopting above-mentioned technical scheme, the sleeve can be dismantled and connect in the mould bench, the PVC pipe can be dismantled and connect on the sleeve, can be fixed in the mould bench top with the PVC pipe, to the mould bench concreting, the automatic preformed hole that forms on the position that the concrete prefabricated component that forms corresponds the PVC pipe, the PVC pipe can directly be stayed in the prefabricated component, the hardness and the tensile strength of PVC pipe are good, the ageing resistance is good, long service life, the preformed hole outside corresponds telescopic position and forms the lead angle, replace traditional directly welding PVC pipe in the mould bench promptly, the fashioned prefabricated component's of improvement quality.

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

1. the first bolt welded on the die table is detachably connected with the sleeve, the sleeve is detachably connected with the steel pipe, the steel pipe can be fixed at the top of the die table, concrete is poured on the die table, a preformed hole is automatically formed in the position, corresponding to the steel pipe, of the formed concrete prefabricated part, and a guide angle is formed in the position, corresponding to the sleeve, of the outer side of the preformed hole, namely the traditional mode that the steel pipe is directly welded on the die table is replaced, demoulding can be facilitated, and the quality and the attractiveness of the formed prefabricated part are improved;

2. through making the steel pipe peg graft in telescopic top, sleeve threaded connection is convenient for dismantle and install the sleeve on bolt one, and then is convenient for dismantle and install the steel pipe.

Drawings

Fig. 1 is a schematic structural diagram of the first embodiment.

FIG. 2 is a sectional view of the first embodiment.

Fig. 3 is an exploded view of the first embodiment.

FIG. 4 is a sectional view of the second embodiment.

Fig. 5 is an exploded view of the third embodiment.

FIG. 6 is a sectional view of the third embodiment.

Description of reference numerals: 1. a first bolt; 11. a bolt head; 2. a sleeve; 21. a circular truncated cone hole; 22. a stepped through hole; 23. a positioning column; 231. a step groove; 24. a first internally threaded bore; 25. a second bolt; 3. a steel pipe; 31. a second internally threaded bore; 4. and (4) a mould table.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The first embodiment is as follows:

the embodiment of the application discloses forming device of preformed hole of precast concrete component. Referring to fig. 1 and 2, a forming device for a preformed hole of a concrete prefabricated part comprises a first bolt 1 welded on a mold table 4, a bolt head 11 of the first bolt 1 is welded on the mold table 4, a sleeve 2 is in threaded connection with the top of the first bolt 1, the sleeve 2 is in a circular truncated cone shape, a circular truncated cone hole 21 is formed in one end, close to the first bolt 1, of the sleeve 2, the inner diameter of the circular truncated cone hole 21 is larger than the diameter of the bolt head 11, the sleeve 2 covers the bolt head 11, a first internal thread hole 24 is formed in the sleeve 2, the first internal thread hole 24 of the sleeve 2 is in threaded fit with the first bolt 1, the sleeve 2 is fixedly arranged at the top of the first bolt 1, and the sleeve 2 is used for forming a guide angle on the prefabricated part.

Referring to fig. 2 and 3, the top of sleeve 2 sets firmly reference column 23, and the radius of reference column 23 is less than the radius at sleeve 2 top, forms step groove 231 between reference column 23 and the sleeve 2, and it has steel pipe 3 to peg graft at sleeve 2's top, and hollow setting in the steel pipe 3, steel pipe 3 can peg graft outside reference column 23, and steel pipe 3's bottom joint is in step groove 231, is about to steel pipe 3 and reference column 23 fixed.

The implementation principle of the forming device for the preformed hole of the concrete prefabricated part in the first embodiment of the application is as follows: when installing steel pipe 3, earlier with sleeve 2 threaded connection on bolt 1, on 3 joints of steel pipe on the reference column 23 at sleeve 2 top, can be fixed in sleeve 2's top with steel pipe 3, to pouring concrete on the mould platform 4, the automatic preformed hole that forms on the position that the concrete prefabricated component that forms corresponds steel pipe 3, the preformed hole outside corresponds sleeve 2's position and forms the lead angle.

Example two:

the second embodiment of the application discloses a forming device for a preformed hole of a concrete prefabricated part, referring to fig. 4, the difference with the first embodiment lies in that the positioning column 23 is a threaded column, the inner wall of the steel pipe 3 is provided with a second internal threaded hole 31, and the second internal threaded hole 31 is threaded with the positioning column 23.

The embodiment of the application discloses a forming device for a preformed hole of a concrete prefabricated part, and the implementation principle is as follows: when installing steel pipe 3, earlier with sleeve 2 threaded connection on bolt 1, with reference column 23 threaded connection at steel pipe 3 and sleeve 2 top again, can be fixed in sleeve 2's top with steel pipe 3, to pouring concrete on the mould platform 4, the position that the concrete prefabricated component that forms corresponds steel pipe 3 forms the preformed hole automatically, and the position that the preformed hole outside corresponds sleeve 2 forms the lead angle.

Example three:

third the utility model discloses a forming device in preformed hole of precast concrete component, refer to fig. 5 and fig. 6, difference with embodiment one lies in, step through-hole 22 has been seted up at the top in the sleeve 2, step through-hole 22 and round platform hole 21 intercommunication, step through-hole 22 is used for construction bolt two 25, the nut joint of bolt two 25 is in step through-hole 22, step through-hole 22 and the top that extends to sleeve 2 are worn to jet out by the cylinder of bolt two 25, second internal thread hole 31 has been seted up to steel pipe 3's inner wall, steel pipe 3's second internal thread hole 31 and bolt two 25 threaded connection.

The third embodiment of the application discloses a forming device for a preformed hole of a concrete prefabricated part, and the implementation principle is as follows: when the steel pipe 3 is installed, the second bolt 25 is installed in the step through hole 22 of the sleeve 2, the sleeve 2 is connected to the first bolt 1 in a threaded mode, and finally the steel pipe 3 is connected with the second bolt 25 on the top of the sleeve 2 in a threaded mode, so that the steel pipe 3 can be fixed to the top of the sleeve 2; and pouring concrete on the die table 4, automatically forming a preformed hole on the position of the formed concrete prefabricated part corresponding to the steel pipe 3, and forming a guide angle on the outer side of the preformed hole corresponding to the position of the sleeve 2.

Example four:

the embodiment of the application fourth discloses a forming device in preformed hole of precast concrete component, the difference with embodiment one lies in that, the steel pipe is the PVC pipe, and the hardness and the tensile strength of PVC pipe are good, and ageing resistance is good, advantages such as longe-lived, and the PVC pipe can directly stay in the precast concrete component.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: 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 forming device of preformed hole of precast concrete component which characterized in that:

including welding bolt (1) on the die table, can dismantle on bolt (1) and be connected with sleeve (2), sleeve (2) are the round platform type, and the outside that bolt (1) was located in sleeve (2) cover is in order to shelter from the welding seam, can dismantle on sleeve (2) and be connected with steel pipe (3).

2. The apparatus for forming a prepared hole of a precast concrete member according to claim 1, wherein: the steel pipe (3) is inserted into the top of the sleeve (2).

3. The apparatus for forming a prepared hole of a precast concrete member according to claim 2, wherein: the top of sleeve (2) sets firmly reference column (23), forms step groove (231) between reference column (23) and sleeve (2), and steel pipe (3) can peg graft outside reference column (23).

4. The apparatus for forming a prepared hole of a precast concrete member according to claim 1, wherein: the steel pipe (3) is connected to the top of the sleeve (2) in a threaded mode.

5. The apparatus for forming a prepared hole of a precast concrete unit according to claim 4, wherein: the positioning column (23) is a threaded column, a second internal threaded hole (31) is formed in the inner wall of the steel pipe (3), and the second internal threaded hole (31) is in threaded fit with the positioning column (23).

6. The apparatus for forming a prepared hole of a precast concrete unit according to claim 4, wherein: the sleeve (2) is detachably connected with a second bolt (25), the cylinder of the second bolt (25) protrudes out of the top of the sleeve (2), the inner wall of the steel pipe (3) is provided with a second internal thread hole (31), and the second internal thread hole (31) is in threaded fit with the second bolt (25).

7. The apparatus for forming a prepared hole of a precast concrete member according to claim 6, wherein: step through-hole (22) have been seted up at the top in sleeve (2), and step through-hole (22) are used for construction bolt two (25), and the nut joint of bolt two (25) is in step through-hole (22), and the cylinder of bolt two (25) is worn to penetrate step through-hole (22) and is extended to the top of sleeve (2).

8. The apparatus for forming a prepared hole of a precast concrete member according to claim 1, wherein: a first internal thread hole (24) is formed in the sleeve (2), and the first internal thread hole (24) of the sleeve (2) is in threaded fit with the first bolt (1).

9. The utility model provides a forming device of preformed hole of precast concrete component which characterized in that: including welding in bolt (1) on the mould bench, can dismantle on bolt (1) and be connected with sleeve (2), sleeve (2) are the round platform type, and the outside that bolt (1) was located in sleeve (2) cover is in order to shelter from the welding seam, can dismantle on sleeve (2) and be connected with the PVC pipe.