CN215212462U

CN215212462U - Prestressed concrete protection frame

Info

Publication number: CN215212462U
Application number: CN202120614304.2U
Authority: CN
Inventors: 徐海洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-17
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a prestressed concrete protection frame, including the protection frame of two front and back distributions, through connecting plate fixed connection between two protection frames, the spout has all been seted up to the top and the bottom of protection frame internal surface, and the inner chamber sliding connection of spout has the slider, and fixedly connected with slide between two sliders, and the front side of slide is opened and is equipped with the pulling groove, and pulls a plurality of fixed columns of rear side fixedly connected with of inslot surface, the utility model relates to a prestressed concrete technical field. This prestressed concrete protection frame is formed by a plurality of connecting rods are articulated through the push-and-pull rod to because fixed lantern ring and fixed recess phase-match, thereby make the pulling slide certain distance, by the protection of folding push-and-pull rod between the left side of slide and protection frame internal surface, thereby adapt to the prestressed concrete of equidimension not, and only need take out the fixed lantern ring from fixed recess and can slide, can fix in sliding the fixed recess with the fixed lantern ring, and is fixed convenient, easy operation.

Description

Prestressed concrete protection frame

Technical Field

The utility model relates to a prestressed concrete technical field specifically is a prestressed concrete protection frame.

Background

Prestressed concrete is in order to avoid reinforced concrete structure's crack to appear prematurely, make full use of high strength reinforcing bar and high strength concrete seek to bear before using the load at concrete structure or component, through applying external force for the tensile stress that the component produced reduces, is in the concrete component under the compressive stress state even, and is current, for this reason, the utility model provides a prestressed concrete protection frame.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a prestressed concrete protection frame to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the prestressed concrete protection frame comprises two protection frames which are distributed front and back, the two protection frames are fixedly connected through a connecting plate, sliding grooves are formed in the top and the bottom of the inner surface of each protection frame, sliding blocks are connected to the inner cavities of the sliding grooves in a sliding mode, sliding plates are fixedly connected between the two sliding blocks, a pulling groove is formed in the front side of each sliding plate, a plurality of fixing columns are fixedly connected to the rear side of the inner surface of the pulling groove, the front ends of the fixing columns extend to the outer portion of the pulling groove, a fixing rod is fixedly connected to the left side of each fixing column, and a push-pull rod is fixedly connected between the fixing rod and the left side of the inner surface of each protection frame.

Preferably, the push-pull rod is formed by hinging a plurality of connecting rods.

Preferably, the front side fixedly connected with traveller of slider, the front side of spout internal surface is opened and is equipped with the bar groove, and the front side in bar groove runs through the protective frame, the front end of traveller runs through and extends to the outside in bar groove.

Preferably, fixed grooves are formed in the top and the bottom of the inner surface of the strip-shaped groove, and the periphery of the sliding column is connected with a fixed lantern ring matched with the fixed grooves in a sliding mode.

Advantageous effects

The utility model provides a prestressed concrete protection frame. Compared with the prior art, the method has the following beneficial effects:

this prestressed concrete protection frame is formed by a plurality of connecting rods are articulated through the push-and-pull rod to because fixed lantern ring and fixed recess phase-match, thereby make the pulling slide certain distance, by the protection of folding push-and-pull rod between the left side of slide and protection frame internal surface, thereby adapt to the prestressed concrete of equidimension not, and only need take out the fixed lantern ring from fixed recess and can slide, can fix in sliding the fixed recess with the fixed lantern ring, and is fixed convenient, easy operation.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention.

In the figure: 1. a protective frame; 2. a connecting plate; 3. a chute; 4. a slider; 5. a slide plate; 6. pulling the groove; 7. fixing a column; 8. fixing the rod; 9. a push-pull rod; 10. a traveler; 11. a strip-shaped groove; 12. fixing the groove; 13. and fixing the lantern ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a prestressed concrete protection frame comprises two protection frames 1 which are distributed front and back, the two protection frames 1 are fixedly connected through a connecting plate 2, the top and the bottom of the inner surface of each protection frame 1 are respectively provided with a sliding groove 3, the inner cavity of each sliding groove 3 is slidably connected with a sliding block 4, a sliding plate 5 is fixedly connected between the two sliding blocks 4, the front side of each sliding block 4 is fixedly connected with a sliding column 10, the front side of the inner surface of each sliding groove 3 is provided with a strip-shaped groove 11, the front side of each strip-shaped groove 11 penetrates through the protection frame 1, the front end of each sliding column 10 penetrates through and extends to the outside of the corresponding strip-shaped groove 11, the top and the bottom of the inner surface of each strip-shaped groove 11 are respectively provided with a fixed groove 12, the periphery of each sliding column 10 is slidably connected with a fixed lantern ring 13 matched with the fixed grooves 12, the front side of each sliding plate 5 is provided with a pulling groove 6, the rear side of the inner surface of each pulling groove 6 is fixedly connected with a plurality of fixed columns 7, the front ends of the fixed columns 7 extend to the outside of the pulling grooves 6, and the left side of the fixed column 7 is fixedly connected with a fixed rod 8, a push-pull rod 9 is fixedly connected between the fixed rod 8 and the left side of the inner surface of the protective frame 1, the push-pull rod 9 is formed by hinging a plurality of connecting rods, and the fixed lantern ring 13 is matched with the fixed groove 12, so that the sliding plate 5 is pulled for a certain distance, the sliding plate 5 and the left side of the inner surface of the protective frame 1 are protected by the folded push-pull rod 9, the prestressed concrete with different sizes is adapted, the fixed lantern ring 13 can slide only by taking out of the fixed groove 12, and the fixed lantern ring 13 can be fixed by sliding into the fixed groove 12.

And those not described in detail in this specification are well within the skill of those in the art.

It should be noted that, in this document, the terms "upper", "lower", "left", "right", and the like are used only for indicating relative positional relationships, and when the absolute position of a described object is changed, the relative positional relationships may be changed, and relational terms such as first and second, and the like are used only for distinguishing one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prestressed concrete protection frame, includes two protection frame (1) that distribute around, two through connecting plate (2) fixed connection, its characterized in that between protection frame (1): the protection frame is characterized in that sliding grooves (3) are formed in the top and the bottom of the inner surface of the protection frame (1), sliding blocks (4) are connected to the inner cavity of each sliding groove (3) in a sliding mode, sliding plates (5) are fixedly connected between the sliding blocks (4), a pulling groove (6) is formed in the front side of each sliding plate (5), a plurality of fixing columns (7) are fixedly connected to the rear side of the inner surface of each pulling groove (6), the front ends of the fixing columns (7) extend to the outer portion of each pulling groove (6), fixing rods (8) are fixedly connected to the left sides of the fixing columns (7), and push-pull rods (9) are fixedly connected between the fixing rods (8) and the left side of the inner surface of the protection frame (1).

2. The prestressed concrete protective frame of claim 1, wherein: the push-pull rod (9) is formed by hinging a plurality of connecting rods.

3. The prestressed concrete protective frame of claim 1, wherein: the front side fixedly connected with traveller (10) of slider (4), the front side of spout (3) internal surface is opened and is equipped with bar groove (11), and the front side in bar groove (11) runs through protective frame (1), the front end of traveller (10) runs through and extends to the outside in bar groove (11).

4. A prestressed concrete protective frame according to claim 3, characterized in that: fixed recess (12) have all been seted up to the top and the bottom of bar groove (11) internal surface, the periphery sliding connection of traveller (10) has with fixed recess (12) assorted fixed lantern ring (13).