CN217915897U

CN217915897U - Tenon-and-mortise structure combined prefabricated pedestal

Info

Publication number: CN217915897U
Application number: CN202221352597.2U
Authority: CN
Inventors: 张启才; 白英利; 曹格涛; 张建港; 张小军; 王文锐; 王作东; 高永刚
Original assignee: CCCC Fourth Highway Engineering Co Ltd
Current assignee: CCCC Fourth Highway Engineering Co Ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-29
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to the technical field of box girder pedestals, in particular to a combined prefabricated pedestal with a mortise and tenon structure, which comprises a pedestal body, wherein the pedestal body comprises a fixed section and groove sections arranged at two ends of the fixed section, and grooves are arranged in the groove sections; the lifting section and the adjusting section are arranged beside the lifting section, and the lower end faces of the lifting section and the adjusting section are provided with convex blocks matched with the grooves; the gap between the hoisting section and the adjusting section forms a hoisting hole, a cover plate covering the hoisting hole is further arranged on the pedestal body, and the upper end faces of the hoisting section, the adjusting section and the cover plate are flush with the upper end face of the fixing section. The utility model discloses when carrying out the preparation to the case roof beam, can adjust the effective support length of pedestal body according to the length of the case roof beam that will make to make the preparation of the case roof beam that is applicable to different length that this combination prefabrication pedestal can the preferred, avoided the preparation of the pedestal of different length, thereby the saving of preferred resource.

Description

Tenon-and-mortise structure combined prefabricated pedestal

Technical Field

The utility model relates to a case roof beam pedestal technical field, specifically speaking relates to a prefabricated pedestal of tenon fourth of twelve earthly branches structure combination.

Background

The existing prefabrication construction method of the highway box girder is generally as follows: the prefabricated pedestal of reinforced concrete is built in a field, steel plates are paved on the surface of the pedestal to serve as a box girder prefabricated bottom template, the prefabricated girder is influenced by various factors such as structural characteristics, road line shapes and terrains, the design length is various, the size allowable deviation is small, in order to ensure that the structural size of the prefabricated girder meets the design requirements and the standard allowable deviation, a large number of prefabricated pedestals with various lengths need to be built, a large-area prefabricated field and high pedestal building cost are needed, and the temporary building cost is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a combined prefabricated pedestal with a mortise and tenon structure comprises a pedestal body, wherein the pedestal body comprises a fixed section and groove sections arranged at two ends of the fixed section, and a plurality of grooves arranged along the length direction of the pedestal body are formed in the groove sections; the lifting section and the adjusting section are arranged beside the lifting section, and the lower end faces of the lifting section and the adjusting section are provided with convex blocks matched with the grooves; the gap between the hoisting section and the adjusting section forms a hoisting hole, a cover plate covering the hoisting hole is further arranged on the pedestal body, and the upper end faces of the hoisting section, the adjusting section and the cover plate are flush with the upper end face of the fixing section.

The utility model discloses when carrying out the preparation to the case roof beam, can adjust the effective support length of pedestal body according to the length of the case roof beam that will make to make the preparation of the case roof beam that is applicable to different length that this combination prefabrication pedestal can the preferred, avoided the preparation of the pedestal of different length, thereby the saving of preferred resource.

Preferably, all be equipped with the roof beam body template that sets up along pedestal body width direction in canned paragraph, hoist and mount section and the regulation section and to the trompil.

The utility model discloses in, through the setting of roof beam body template to the trompil for the staff's accessible passes the roof beam body template and installs the side form on the pedestal body to the lead screw and the nut in the trompil.

As the preferred, the both ends lateral wall department of canned paragraph, hoist and mount section and regulation section up end all is equipped with the channel-section steel mounting groove, and the channel-section steel that both ends lateral wall department of the channel-section steel mounting groove and apron was equipped with the opening towards pedestal body outside wall end is equipped with the foam rod in the channel-section steel.

The utility model discloses in, through the setting of foam stick in the channel-section steel for after the side form installation, the foam stick can support and lean on the side form, thereby the promotion of preferred side form and pedestal body, hoist and mount section, regulation section and apron between the leakproofness.

Preferably, the upper end surface of the adjusting section is provided with a sliding plate mounting groove, a slidable sliding plate is arranged in the sliding plate mounting groove, and the upper end surface of the sliding plate is flush with the upper end surface of the adjusting section.

The utility model discloses in, through the setting of sliding plate, can install the side form in the sliding plate end when carrying out the installation to the side form to the manual work has been avoided measuring side form length.

Preferably, a mortise structure section is formed between two grooves in the groove section, and a top steel plate is arranged on the top surface of the mortise structure section; bottom steel plates are arranged on the convex blocks of the hoisting section and the adjusting section.

The utility model discloses in, through the setting of top surface steel sheet and bottom surface steel sheet, can avoid when installation hoist and mount section and regulation section, because hoist and mount section and regulation section and the recess section between collide with and lead to damaging.

Preferably, steel plate layers are paved on the upper end surfaces of the fixing section, the hoisting section and the adjusting section.

The utility model discloses in, through the setting of steel deck, can avoid taking place to bond between case roof beam and pedestal body, hoist and mount section and the regulation section.

Preferably, the pedestal body, the hoisting section and the adjusting section are all made of concrete by pouring.

The utility model discloses in, all adopt concrete placement to make through with pedestal body, hoist and mount section and regulation section for pedestal body, hoist and mount section and regulation section have the structural strength of preferred.

Drawings

Fig. 1 is a schematic view of a partial structure of a mortise and tenon joint structure combined prefabricated pedestal in embodiment 1.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

Example 1

As shown in fig. 1, the embodiment provides a prefabricated pedestal with a mortise and tenon structure combination, which includes a pedestal body 110, where the pedestal body 110 includes a fixing section 111 and groove sections 112 disposed at two ends of the fixing section 111, and a plurality of grooves 120 disposed in the groove sections 112 along the length direction of the pedestal body 110 are provided; still include hoist and mount section 130 and set up in hoist and mount section 130 by the regulation section 140, pedestal body 110, hoist and mount section 130 and regulation section 140 all adopt concrete placement to make.

The upper end surface of the adjusting section 140 is provided with a sliding plate mounting groove 190, a sliding plate 1100 is slidably disposed in the sliding plate mounting groove 190, and the upper end surface of the sliding plate 1100 is flush with the upper end surface of the adjusting section 140. The fixing section 111, the hoisting section 130 and the adjusting section 140 are provided therein with beam template opposite pulling holes 180 arranged along the width direction of the pedestal body 110. The lower end surfaces of the hoisting section 130 and the adjusting section 140 are both provided with a convex block 150 matched with the groove 120; the gap between the hoisting section 130 and the adjusting section 140 forms a hoisting hole 160, a cover plate 170 covering the hoisting hole 160 is further arranged on the pedestal body 110, and the upper end surfaces of the hoisting section 130, the adjusting section 140 and the cover plate 170 are flush with the upper end surface of the fixing section 111.

Referring to fig. 2, the fixing section 111, the hoisting section 130, and the adjusting section 140 are respectively provided with channel steel mounting grooves 210 at two end side walls of the upper end surfaces thereof, channel steel 220 with an opening facing the outer side wall end of the pedestal body 110 is provided in the channel steel mounting grooves 210 and at two end side walls of the cover plate 170, and a foam rod 230 is provided in the channel steel 220. A mortise structure section 240 is formed between the two grooves 120 in the groove section 112, and a top steel plate 250 is arranged on the top surface of the mortise structure section 240; the lifting section 130 and the convex block 150 of the adjusting section 140 are both provided with bottom steel plates 260. The upper end surfaces of the fixed section 111, the hoisting section 130 and the adjusting section 140 are all paved with a steel plate layer 270.

When the box girder manufacturing device is used, firstly, a proper number of hoisting sections 130 are selected according to the length of a box girder to be manufactured and are sequentially placed in the groove section 112 on the pedestal body 110, then the adjusting section 140 is hoisted and placed beside the hoisting section 130, then the cover plate 170 is placed between the adjusting section 140 and the hoisting section 130 and forms the hoisting hole 160 together with the hoisting section 130 and the adjusting section 140, when the box girder manufacturing device is actually used, the cover plate 170 can be supported through the support columns, after the hoisting section 130 and the adjusting section 140 are installed, because the lengths of the fixing section 111, the hoisting section 130 and the cover plate 170 are all constant values, the lengths of the sliding plates 1100 at two ends can be calculated according to the length of the box girder to be manufactured, then the sliding plates 1100 are manufactured, the sliding plates 1100 are placed in the sliding plate mounting grooves 190, then the side dies of the box girder are mounted on the pedestal body 110, the hoisting section 130 and the adjusting section 140 through the beam body templates for pulling holes 180, and then the two ends of the side dies are plugged, and the next manufacturing process can be carried out.

In this embodiment, through the above-mentioned prefabricated pedestal of combination for when carrying out the preparation to the case roof beam, can adjust the effective support length of pedestal body 110 according to the length of the case roof beam that will make, thereby make the preparation that is applicable to the case roof beam of different length that this prefabricated pedestal of combination can be preferred, avoided the preparation of the pedestal of different length, thereby the resource has been practiced thrift to the preferred.

The pedestal body 110, the hoisting section 130 and the adjusting section 140 are all made of concrete, so that the pedestal body 110, the hoisting section 130 and the adjusting section 140 have better structural strength and can bear the pressure of the box girder.

Wherein, through the setting of sliding plate 1100, can install the side form in sliding plate 1110 end when carrying out the installation to the side form to avoided the manual work to measure the side form length, thereby can be comparatively convenient the realization to the installation of side form.

Wherein, through the setting of roof beam body template counter-pulling hole 180 for the staff accessible passes through the lead screw and the nut of roof beam body template counter-pulling hole 180 and installs the side form on pedestal body 110.

Wherein, through the setting of foam stick 230 in channel-section steel 220 for after the side form installation, foam stick 230 can lean on the side form, thereby the better promotion the side form with pedestal body 110, hoist and mount section 130, adjust the leakproofness between section 140 and the apron 170, thereby the promotion of preferred is to the preparation effect of case roof beam.

Wherein, through the setting of top surface steel sheet 250 and bottom surface steel sheet 260, can avoid when installation hoist and mount section 130 and regulation section 140, because hoist and mount section 130 and regulation section 140 and groove section 112 between collide with and lead to damaging to the promotion of preferred this combination prefabrication pedestal stability when using.

Wherein, through the setting of steel deck 270, can be when carrying out pouring to the box girder, coat one deck paint on steel deck 270 to avoid taking place to bond between box girder and pedestal body 110, hoist and mount section 130 and the regulation section 140, thereby the promotion of preferred this combination prefabrication pedestal stability when using.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in the claims of the present invention should be included in the scope of the present invention.

Claims

1. Prefabricated pedestal of mortise and tenon joint structure combination, its characterized in that: the table base comprises a table base body (110), wherein the table base body (110) comprises a fixed section (111) and groove sections (112) arranged at two ends of the fixed section (111), and a plurality of grooves (120) arranged along the length direction of the table base body (110) are formed in the groove sections (112); the lifting device is characterized by also comprising a lifting section (130) and an adjusting section (140) arranged beside the lifting section (130), wherein the lower end surfaces of the lifting section (130) and the adjusting section (140) are respectively provided with a convex block (150) matched with the groove (120); a hoisting hole (160) is formed in a gap between the hoisting section (130) and the adjusting section (140), a cover plate (170) covering the hoisting hole (160) is further arranged on the pedestal body (110), and the upper end faces of the hoisting section (130), the adjusting section (140) and the cover plate (170) are flush with the upper end face of the fixing section (111).

2. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: beam body template opposite-pulling holes (180) arranged along the width direction of the pedestal body (110) are formed in the fixing section (111), the hoisting section (130) and the adjusting section (140).

3. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: both ends lateral wall department of canned paragraph (111), hoist and mount section (130) and regulation section (140) up end all is equipped with channel-section steel mounting groove (210), and channel-section steel (220) that the opening was equipped with towards pedestal body (110) outside lateral wall end are located to both ends lateral wall department in channel-section steel mounting groove (210) and apron (170), are equipped with foam rod (230) in channel-section steel (220).

4. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: the upper end face of the adjusting section (140) is provided with a sliding plate mounting groove (190), a sliding plate (1100) capable of sliding is arranged in the sliding plate mounting groove (190), and the upper end face of the sliding plate (1100) is flush with the upper end face of the adjusting section (140).

5. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: a mortise structure section (240) is formed between the two grooves (120) in the groove section (112), and a top steel plate (250) is arranged on the top surface of the mortise structure section (240); bottom steel plates (260) are arranged on the lifting section (130) and the convex blocks (150) of the adjusting section (140).

6. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: and steel plate layers (270) are paved on the upper end surfaces of the fixing section (111), the hoisting section (130) and the adjusting section (140).

7. The prefabricated pedestal of mortise and tenon joint structure combination of claim 1, wherein: the pedestal body (110), the hoisting section (130) and the adjusting section (140) are all made of concrete by pouring.