CN207387974U - A kind of plate in prestressed concrete member tensioning mechanism - Google Patents
A kind of plate in prestressed concrete member tensioning mechanism Download PDFInfo
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- CN207387974U CN207387974U CN201721160763.8U CN201721160763U CN207387974U CN 207387974 U CN207387974 U CN 207387974U CN 201721160763 U CN201721160763 U CN 201721160763U CN 207387974 U CN207387974 U CN 207387974U
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- face
- board body
- plate
- prestressed concrete
- concrete member
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Abstract
The utility model provides a kind of plate in prestressed concrete member tensioning mechanism, and including board body, board body includes several first through hole, is in be evenly spaced on along the end face of the board body through board body；Suitable for the first bulge-structure of abutting corresponding with the end face of tensioning nut, extend outwardly protrusion at least partially along the end face of board body, and correspond and set with first through hole, be additionally provided with and corresponding second through hole of first through hole；During connection installation, a connection screw bolt passes first through hole and the second through hole are fixedly connected with tensioning nut.The technical solution is intended to using its projective structure in prestressed concrete member forming process, and tensioning nut is lowered into prestressed concrete member not exposed.
Description
Technical field
The utility model is related to a kind of plates in prestressed concrete member tensioning mechanism.
Background technology
At present, prestressed concrete member, such as pile pile, square pile, T-shaped stake etc. are important pile foundation materials, extensively should
For the foundation engineering of all kinds of buildings and construction, such as skyscraper, public building, general industry, civil buildings, port
The fields such as mouth, harbour, highway, bridge., it is necessary to by a critically important process when with concrete casting stake, that is, open
Draw process.
In tensioning, typically tension module one end is anchored using fixed plate, the other end utilizes stretch board tensioning displacement,
In displacement process, to remain that the movement locus of tension module is consistent, must not shift, otherwise will cause tension
Either steel strand wires bending causes tensioning unqualified or fails for module tilt namely rod iron, influences pile pile quality.In addition, working as needs
When manufacturing more prestressed concrete pipe piles simultaneously using a secondary mold, also need to realize steel reinforcement cage docking using attachment device,
Its attachment device refers to common stake connecting plate.
But often there is tensioning nut leakage in the prestressed concrete member formed in traditional tension technology scheme, leads
Causing prestressed concrete member, tensioning nut contacts with each other, and tensioning nut is caused to be damaged or even to prestressed concrete in docking
Native component end face damages.
Utility model content
In view of this, the utility model provides a kind of plate in prestressed concrete member tensioning mechanism, it is intended to
Using its projective structure in prestressed concrete member forming process, tensioning nut is lowered into prestressed concrete member
It is not exposed.
In order to solve the above technical problems, the technical solution of the utility model is：
A kind of plate in prestressed concrete member tensioning mechanism, including board body, which is characterized in that described
Board body includes：
- several first through hole, through the board body, along the end face of the board body in being evenly spaced on；
- suitable for the first bulge-structure of abutting corresponding with the end face of tensioning nut, at least partially along the board body
End face extend outwardly protrusion, and correspond and set with the first through hole, be additionally provided with corresponding with the first through hole
Second through hole；
During connection installation, first through hole and second through hole described in a connection screw bolt passes, with the tensioning spiral shell
Mother is fixedly connected.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described first is convex
Structure is played directly to be integrally formed on the end face of the board body, bottom face is connected with the end face of the board body,
And the top end face for convexing to form and being abutted against with the end face of the tensioning nut that extends outwardly along the end face of the board body.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described first is convex
The bottom face and the end face of the board body for playing structure are welded to connect.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described first is convex
Structure is played to be integrally formed with the board body.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described first is convex
Rise structure include it is bushing, it is described it is bushing in set second through hole, set in the first through hole and the bushing corresponding edge
Seat, the bushing correspondence, which is inlayed, to be fixedly connected in the edge seat, and the bushing top extend outwardly protrude from it is described
Board body end face.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described bushing
Top end face horizontally outward extends to form one along the end face of the board body and is suitable for supporting with what the board body end face abutted against
Socket part, the other end of the abutting part is corresponding with the end face of the tensioning nut to abut.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein described first is convex
It plays structure and protrudes from the board body end face at least 1mm.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein the plate sheet
The second bulge-structure protruded outward, second bulge-structure and first bulge-structure are additionally provided at the centre of body
Positioned at the same side of the board body.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, wherein the plate sheet
Body is rounded or square or T-shaped.
Preferably, above-mentioned a kind of plate in prestressed concrete member tensioning mechanism, the wherein plate are pipe
Stretch board or fixed plate or common stake connecting plate in stake tensioning mechanism.
Compared with the prior art, the utility model has the technical effect that：The technical solution is in tensioning, first by plate sheet
Body corresponds to and with the tensioning nut on steel reinforcement cage is bolted fixation by being connected, then again by tensioning mechanism for implementing tensioning, by
The first bulge-structure abutted is corresponded with tensioning nut in being set in board body, the first bulge-structure protrudes from plate
The horizontal end face of body so that prestressed concrete member is in forming process, the end face of tensioning nut and prestressed concrete
There are certain intervals gap between the end face of molding component, i.e., so that tensioning nut is lowered into prestressed concrete member not
It is exposed, and one groove of interstitial spaces formation between the end face of tensioning nut and the molding end face of prestressed concrete member, one
Aspect, tensioning nut are sunk down into prestressed concrete member, can effectively avoid contact of the component in docking operation between nut,
So as to prevent component in docking operation or the injury to nut or component in itself in the construction process, on the other hand, formation
Groove can provide an accommodating cavity, can be used for storage is facilitated to accommodate the chemical agents such as epoxy resin when component docks, play
Preservative efficacy.
Description of the drawings
Fig. 1：The utility model tensioning plate structure schematic diagram；
Fig. 2：Sectional view along AA in the utility model Fig. 1；
Fig. 3：The utility model fixed plate structure schematic diagram；
Fig. 4：Sectional view along AA in the utility model Fig. 3；
Fig. 5：1 structure diagram of the utility model embodiment；
Fig. 6：A plot structures enlarged diagram in the utility model Fig. 5；
Fig. 7：B plot structures enlarged diagram in the utility model Fig. 5；
Fig. 8：2 structure diagram of the utility model embodiment；
Fig. 9：3 structure diagram of the utility model embodiment；
Figure 10：The utility model plate and tensioning nut attachment structure schematic diagram；
Figure 11：The utility model prestressed concrete member molding structure schematic diagram；
Figure 12：Structure diagram when the utility model prestressed concrete member docks.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
As shown in Fig. 1~Figure 12, a kind of plate 100 in prestressed concrete member tensioning mechanism, including plate
Body 1, board body 1 include：
Several first through hole 10 are in be evenly spaced on along the end face of board body 1 through board body 1；
Suitable for the first bulge-structure 2 of abutting corresponding with the end face of tensioning nut 5, at least partially along board body 1
End face extends outwardly protrusion, and corresponds and set with first through hole 10, is additionally provided with logical with first through hole 10 corresponding second
Hole 20；
During connection installation, connection bolt 4 sequentially passes through 10 and second through hole 20 of first through hole, fixes and connects with tensioning nut 5
It connects.
Prestressed concrete member refers to prefabricated tubular pile, precast square pile, prefabricated T-shaped stake etc., plate in the technical program
100 be the stretch board (as shown in Figure 1) in tubular piles stretching mechanism or fixed plate (as shown in Figure 3) or common stake connecting plate, is corresponded to
It can rounded or square or T-shaped.
As shown in Figure 10, Figure 11 and Figure 12, the technical solution in tensioning, first by board body 1 correspond to on steel reinforcement cage
Tensioning nut 5 by connect bolt 4 connection fix, then again by tensioning mechanism for implementing tensioning, due in board body 1
It sets and corresponds the first bulge-structure 2 abutted with tensioning nut 4, the first bulge-structure 2 protrudes from the level of board body 1
End face so that for prestressed concrete member in forming process, the end face of tensioning nut 5 and prestressed concrete member are molding
There are certain intervals gap between end face, that is, it is not exposed so that tensioning nut is lowered into prestressed concrete member, and
Interstitial spaces form a groove 6 between the end face of tensioning nut and the molding end face of prestressed concrete member, on the one hand, tensioning
Nut 5 is sunk down into prestressed concrete member, contact of the component in docking operation between nut is can effectively avoid, so as to prevent
Component injury to nut or component in docking operation or in the construction process in itself, on the other hand, the groove 6 of formation can be with
One accommodating cavity is provided, can be used for storage is facilitated to accommodate the chemical agents such as epoxy resin when component docks, play preservative efficacy.
Various as 2 specific constructive form of the first bulge-structure, the utility model is arranged according to actual production and condition of construction
Lift following three kinds more preferred embodiments：
" embodiment 1 "
As shown in Fig. 5, Fig. 6 and Fig. 7, the first bulge-structure 2 is directly integrally formed on the end face of board body 1, bottom
End face 21 is connected with the end face of board body 1, and extends outwardly along the end face of board body 1 and convex to form and tensioning nut 5
The top end face 22 that abuts against of end face.
More specifically, the bottom face 21 of the first bulge-structure 2 and the end face of board body 1 may be employed and be welded to connect.
In addition, the first bulge-structure 2 can also be with 1 integral formation type structure of board body, i.e., the first bulge-structure 2 can
To be that board body 1 is formed out by turning or milling mode in board body 1.
" embodiment 2 "
The first bulge-structure 2 in above-described embodiment 1 deposits the problem of non-exchange upon wear.In addition, protrusion needs
Want wear-resistant, it is necessary to through Overheating Treatment, program inconvenience local heat treatmet, particularly, when the first bulge-structure 2 and plate sheet
During 1 integral formation type structure of body, difficulty of processing is very big if reprocessing after the bulk heat treatmet, can if being heat-treated again after processing
Only 3~5mm of surface occur thermal effectiveness, it is impossible to meet requirement.
Therefore, as shown in figure 8, the first bulge-structure 2 includes setting the second through hole 20, first through hole in bushing 23, bushing 23
It is set in 10 and corresponds to inlay and is fixedly connected in edge seat 24 with bushing 23 corresponding edge seats 24, bushing 23, and bushing 23 top
It extends outwardly and protrudes from 1 end face of board body.
Bushing 23 are interference fitted with edge seat 24 in the technical solution, and bushing 23 are inlayed using press mode insertion in seat 24, compared with
Above-described embodiment 1, the steel of regular tenacity can be used in board body 1 (such as stretch board, fixed plate), and only need bushing 23 to adopt
With the steel Jing Guo heat treatment process, cost can be substantially reduced, replacement can also be knocked out after bushing 23 abrasions.Certainly, exist
Board body 1 and bushing 23 can be that steel can also be that other materials is made in this scheme.Moreover, bushing 23 and edge seat
24 connection mode can also be by the way of being threadedly coupled.
" embodiment 3 "
As shown in figure 9, the present embodiment and 2 structure of above-described embodiment and principle are substantially similar, difference is：Bushing 23
Top end face horizontally outward extends to form one along the end face of board body 1 and is suitable for the abutting part 25 abutted against with 1 end face of board body,
The other end of abutting part 25 is corresponding with the end face of tensioning nut 5 to abut.
In addition it is also necessary to, it is noted that the first bulge-structure 2 protrudes from 1 end face of board body in the above-mentioned technical solutions
At least 1mm.
In addition, the second bulge-structure 3 protruded outward, the second protrusion are additionally provided at the centre of board body 1
3 and first bulge-structure 2 of structure is located at the same side of board body 1.
The effect of second bulge-structure 3 is the intensity for improving stretch board and fixed plate, while in centrifugation, mud can stay in
In the slot that bulge-structure is formed, mud is avoided to be flowed out from the slit of stretch board and fixed plate, influences the cleaning in whole workshop.
Certainly, it the above is only the concrete application example of the utility model, the scope of protection of the utility model do not formed and is appointed
What is limited.All technical solutions formed using equivalent transformation or equivalent replacement all fall within the utility model rights protection model
Within enclosing.
Claims (10)
1. a kind of plate in prestressed concrete member tensioning mechanism, including board body, which is characterized in that the plate
Material body includes：
- several first through hole, through the board body, along the end face of the board body in being evenly spaced on；
- suitable for the first bulge-structure of abutting corresponding with the end face of tensioning nut, at least partially along the end of the board body
Protrusion is extended outwardly, and corresponds and sets with the first through hole, is additionally provided with and the first through hole corresponding second
Through hole；
During connection installation, first through hole and second through hole described in a connection screw bolt passes are consolidated with the tensioning nut
Fixed connection.
2. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1, it is characterised in that：
First bulge-structure is directly integrally formed on the end face of the board body, bottom face and the end of the board body
Face is connected, and the top for convexing to form and being abutted against with the end face of the tensioning nut that extends outwardly along the end face of the board body
End face.
3. a kind of plate in prestressed concrete member tensioning mechanism according to claim 2, it is characterised in that：
The bottom face of first bulge-structure and the end face of the board body are welded to connect.
4. a kind of plate in prestressed concrete member tensioning mechanism according to claim 2, it is characterised in that：
First bulge-structure is integrally formed with the board body.
5. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1, it is characterised in that：
First bulge-structure include it is bushing, it is described it is bushing in set second through hole, set in the first through hole with it is described bushing
Corresponding edge seat, the bushing correspondence, which is inlayed, to be fixedly connected in the edge seat, and the bushing top extends outwardly
Protrude from the board body end face.
6. a kind of plate in prestressed concrete member tensioning mechanism according to claim 5, it is characterised in that：
The bushing top end face horizontally outward extends to form one along the end face of the board body and is suitable for and the board body end face
The abutting part abutted against, the other end of the abutting part is corresponding with the end face of the tensioning nut to abut.
7. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1~6 any one,
It is characterized in that：First bulge-structure protrudes from the board body end face at least 1mm.
8. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1, it is characterised in that：
It is additionally provided with the second bulge-structure protruded outward at the centre of the board body, second bulge-structure and described the
One bulge-structure is located at the same side of the board body.
9. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1, it is characterised in that：
The board body is rounded or square or T-shaped.
10. a kind of plate in prestressed concrete member tensioning mechanism according to claim 1, feature exist
In：Plate stake connecting plate for the stretch board in tubular piles stretching mechanism or fixed plate or altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721160763.8U CN207387974U (en) | 2017-09-12 | 2017-09-12 | A kind of plate in prestressed concrete member tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721160763.8U CN207387974U (en) | 2017-09-12 | 2017-09-12 | A kind of plate in prestressed concrete member tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207387974U true CN207387974U (en) | 2018-05-22 |
Family
ID=62416178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721160763.8U Active CN207387974U (en) | 2017-09-12 | 2017-09-12 | A kind of plate in prestressed concrete member tensioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207387974U (en) |
-
2017
- 2017-09-12 CN CN201721160763.8U patent/CN207387974U/en active Active
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