CN208594673U - A kind of controllable prestressing force CLT boom plate - Google Patents
A kind of controllable prestressing force CLT boom plate Download PDFInfo
- Publication number
- CN208594673U CN208594673U CN201821147089.4U CN201821147089U CN208594673U CN 208594673 U CN208594673 U CN 208594673U CN 201821147089 U CN201821147089 U CN 201821147089U CN 208594673 U CN208594673 U CN 208594673U
- Authority
- CN
- China
- Prior art keywords
- clt
- group
- plate
- presstressed reinforcing
- prestressing force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
The utility model relates to CLT plate technique field, specially a kind of controllable prestressing force CLT boom plates, including CLT plate, presstressed reinforcing steel, string device and anchor;The both ends of the CLT plate are fixedly installed one group of U-shaped edge member respectively, U-shaped edge member lower end described in every group is respectively arranged with two groups of anchors, one group string device is further fixedly arranged at the CLT plate board bottom center, described string device is connect with two groups of anchors of the CLT board ends by two with presstressed reinforcing steel respectively;The utility model realizes the tensioning and regulation to presstressed reinforcing steel by the device, guarantees that CLT plate can be realized total cross-section compression, makes full use of material, increase the span and the scope of application of CLT plate.
Description
Technical field
The utility model relates to CLT plate technique field more particularly to a kind of controllable prestressing force CLT boom plates.
Background technique
CLT (cross laminate timber) plate is prefabrication plate, and good stability of the dimension is suitble to fabricated construction, is American-European
The construction material that equal timber structures developed country widelys popularize.
But CLT material tensile property is poor relative to its compressive property, and when as flexural member, the pressure resistance of CLT plate
Degree cannot be not fully exerted, thus limit it in the application of large span occasion.
Utility model content
The utility model overcomes above-mentioned the deficiencies in the prior art, provides a kind of controllable prestressing force CLT boom plate.This
Utility model by by CLT plate, presstressed reinforcing steel, fall quadrangular pyramid, string device and anchor and form the adjustable adjusting of prestressing force
Component;The string device of component is a kind of novel prestressing force regulation device, realizes the tensioning to presstressed reinforcing steel by the device
And regulation, guarantee that CLT plate can be realized total cross-section compression, makes full use of material, increase the span and the scope of application of CLT plate.
The technical solution of the utility model includes:
A kind of controllable prestressing force CLT boom plate, including CLT plate, presstressed reinforcing steel, string device and anchor;It is described
The both ends of CLT plate are fixedly installed one group of U-shaped edge member respectively, and U-shaped edge member lower end described in every group is respectively arranged with two
Anchor is organized, one group string device is further fixedly arranged at the CLT plate board bottom center, described string device is pre- by two
Stress rib is connect with two groups of anchors of the CLT board ends respectively;
Described string device includes four pieces of billets, and four pieces of billets are circumferential centered on the center of CLT plate equidistantly to be set
It sets in the board bottom of the CLT plate, four pieces of billets are fixedly connected with quadrangular pyramid, the board bottom weldering of the quadrangular pyramid
It is connected to one group of adjusting bearing, the inner ring for adjusting bearing is connect with a screw rod, one group of steering block is provided on the screw rod,
Two groups of limit holes are machined on the steering block, presstressed reinforcing steel described in two groups is separately positioned in corresponding limit hole;Quadrangle
For cone with plate there are four tie point, the connection type is reliable, stablizes;And the vertical force component that presstressed reinforcing steel generates is uniformly transferred to plate
Inside everywhere, excessive concentrated force will not be generated, it is smaller to the punching of plate effect, realize apply external prestressing in plate can
It can property;The string device for the bottom of falling quadrangular pyramid, can accurately apply prestressing force to component before load, and can be in component
Prestressing force is regulated and controled in use process, it is very convenient.
Further, the anchor includes end fixed part and guide part, and the anchor is integrally formed, and institute
It states and is machined with one group of presstressed reinforcing steel through-hole on the fixed part of end, one group of guide groove, the prestressing force are machined on the guide part
Muscle through-hole is connected to the guide groove;Anchor is fixed at U-shaped edge member lower end, is filled by buckle or other fixations
The side that the end of presstressed reinforcing steel is fixed on to end fixed part is set, by presstressed reinforcing steel by being penetrated in presstressed reinforcing steel through-hole, and is led to
Cross the direction of guide part control presstressed reinforcing steel.
Further, it is machined with one group of adjustment hole on the steering block, is machined with internal screw thread inside the adjustment hole, it is described
Internal screw thread is mutually matched with the external screw thread on the screw rod;By being machined with the internal screw thread with screw rod cooperation in adjustment hole, when
Rotated by tool drives screw rod or manual actuation screw rod rotate when, steering block is directly driven by screw thread matching relationship and is existed
It is moved up and down on screw rod.
Further, the screw rod lower end is processed as hexagonal prisms;Hexagonal prisms are processed into screw rod lower end, is easy to use and adjusts
The rotation of tool drives screw rod.
Further, the spacing between every two pieces of billets is the half of the CLT board width.
The utility model has the advantages that compared with the existing technology
The utility model by by CLT plate, presstressed reinforcing steel, fall quadrangular pyramid, string device and anchor and form prestressing force
Adjustable adjustment means;The string device of component is a kind of novel prestressing force regulation device, is realized by the device to answering in advance
The tensioning and regulation of power muscle guarantee that CLT plate can be realized total cross-section compression, make full use of material, increase the span of CLT plate and fit
Use range;
The utility model makes full use of the compression strength of CLT plate and the tensile strength of presstressed reinforcing steel, increase CLT plate across
Degree and the scope of application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model left-half;
Fig. 2 is the main view of Fig. 1;
Fig. 3 is the structural schematic diagram of a string device of the utility model;
Fig. 4 is the part-structure enlarged diagram of a string device of the utility model;
Fig. 5 is the face the B-B cross-sectional view of Fig. 4;
Fig. 6 is the structural schematic diagram of the steering block of the utility model;
Fig. 7 is the top view of the steering block of the utility model;
Fig. 8 is the structural schematic diagram of the anchor of the utility model;
Fig. 9 is the bottom view of the anchor of the utility model;
Figure 10 is the face the A-A cross-sectional view of Fig. 9;
Figure 11 is the overall structure diagram of the utility model.
In figure: 1-CLT plate;2- presstressed reinforcing steel;3- string devices;4- anchor;5-U shape edge member;31- steel pad
Plate;32- falls quadrangular pyramid;33- adjusts bearing;34- screw rod;35- steering block;36- limit hole;37- adjustment hole;41- is fixed end
Portion;42- guide part;43- presstressed reinforcing steel through-hole;44- guide groove.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.
Embodiment one:
Show in conjunction with Fig. 1-Figure 11, a kind of controllable prestressing force CLT disclosed in the present embodiment boom plate, including CLT plate 1, pre-
Stress rib 2, string device 3 and anchor 4;The both ends of the CLT plate 1 are fixedly installed one group of U-shaped edge member 5 respectively,
5 lower end of U-shaped edge member described in every group is respectively arranged with two groups of anchors 4, and also fixation is set at the 1 board bottom center of CLT plate
It is equipped with one group string device 3, described string device 3 is separately positioned on the two of 1 both ends of CLT plate by two presstressed reinforcing steels 2
Group anchor 4 connects;
Described string device 3 includes four pieces of billets 31, and four pieces of billets 31 are circumferential etc. as the center of circle using the center of CLT plate 1
Spacing is arranged in the board bottom of the CLT plate 1, and four pieces of billets 31 are fixedly connected with quadrangular pyramid 32, it is described fall four
The bottom of pyramid 32 is welded with one group of adjusting bearing 33, and the inner ring for adjusting bearing 33 is connect with a screw rod 34, the spiral shell
It is provided with one group of steering block 35 on bar 34, two groups of limit holes 36 are machined on the steering block 35, presstressed reinforcing steel 2 described in two groups divides
It She Zhi not be in corresponding limit hole 36.
Specifically, the anchor 4 includes end fixed part 41 and guide part 42, the anchor 4 is integrally formed,
And one group of presstressed reinforcing steel through-hole 43 is machined on the end fixed part 41, one group of guide groove is machined on the guide part 42
44, the presstressed reinforcing steel through-hole 43 is connected to the guide groove 44.
Specifically, being machined with one group of adjustment hole 37 on the steering block 35, it is machined with internal screw thread inside the adjustment hole 37,
The internal screw thread is mutually matched with the external screw thread on the screw rod 34.
Specifically, 34 lower end of screw rod is processed as hexagonal prisms.
Specifically, the spacing between every two pieces of billets is the half of the CLT board width.
The course of work of the utility model:
Presstressed reinforcing steel is put into two sides anchor first, is then anchored presstressed reinforcing steel in end, later again steering
Block rises to highest point, and presstressed reinforcing steel is put into limit hole;Then can turn screw rod to apply prestressing force, apply prestressed big
Small to be determined according to the size of working load, the rear part for adding prestressing force can be installed and used.(such as timber occurs if needed
When larger creep or working load change), still adjustable prestressing force size, only needs turn spiral shell in the use process of component
Bar.
Above embodiments are exemplary description of this patent, do not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (5)
1. a kind of controllable prestressing force CLT boom plates, it is characterised in that: including CLT plate (1), presstressed reinforcing steel (2), string device
(3) and anchor (4);The both ends of the CLT plate (1) are fixedly installed one group of U-shaped edge member (5), U described in every group respectively
Shape edge member (5) lower end is respectively arranged with two groups of anchors (4), is further fixedly arranged at CLT plate (1) the board bottom center
One group string device (3), described string device (3) passes through two of two presstressed reinforcing steels (2) respectively with CLT plate (1) both ends
Group anchor (4) connection;
Described string device (3) includes four pieces of billets (31), and four pieces of billets (31) are using the center of CLT plate (1) as center of circle week
To being set in qually spaced in the board bottom of the CLT plate (1), four pieces of billets (31), which are fixed with quadrangular pyramid (32), to be connected
Connect, it is described fall quadrangular pyramid (32) bottom be welded with one group of adjusting bearing (33), the inner ring for adjusting bearing (33) and one
Screw rod (34) connects, and is provided with one group of steering block (35) on the screw rod (34), is machined with two groups of limits on the steering block (35)
Position hole (36), presstressed reinforcing steel described in two groups (2) are separately positioned in corresponding limit hole (36).
2. a kind of controllable prestressing force CLT according to claim 1 boom plates, which is characterized in that the anchor (4)
Including end fixed part (41) and guide part (42), the anchor (4) is integrally formed, and on the end fixed part (41)
It is machined with one group of presstressed reinforcing steel through-hole (43), one group of guide groove (44), the presstressed reinforcing steel are machined on the guide part (42)
Through-hole (43) is connected to the guide groove (44).
3. a kind of controllable prestressing force CLT according to claim 1 boom plates, which is characterized in that the steering block (35)
On be machined with one group of adjustment hole (37), internal screw thread, the internal screw thread and the screw rod are machined with inside the adjustment hole (37)
(34) external screw thread on is mutually matched.
4. a kind of controllable prestressing force CLT according to claim 3 boom plates, which is characterized in that under the screw rod (34)
End is processed as hexagonal prisms.
5. a kind of controllable prestressing force CLT according to claim 1 boom plates, which is characterized in that every two pieces of steel pads
Spacing between plate (31) is the half of CLT plate (1) width.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821147089.4U CN208594673U (en) | 2018-07-19 | 2018-07-19 | A kind of controllable prestressing force CLT boom plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821147089.4U CN208594673U (en) | 2018-07-19 | 2018-07-19 | A kind of controllable prestressing force CLT boom plate |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208594673U true CN208594673U (en) | 2019-03-12 |
Family
ID=65603281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821147089.4U Expired - Fee Related CN208594673U (en) | 2018-07-19 | 2018-07-19 | A kind of controllable prestressing force CLT boom plate |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208594673U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108797885A (en) * | 2018-07-19 | 2018-11-13 | 东北林业大学 | A kind of controllable prestressing force CLT boom plate |
CN113202220A (en) * | 2021-05-17 | 2021-08-03 | 广东博意建筑设计院有限公司 | Detachable prestressing tendons coincide floor |
-
2018
- 2018-07-19 CN CN201821147089.4U patent/CN208594673U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108797885A (en) * | 2018-07-19 | 2018-11-13 | 东北林业大学 | A kind of controllable prestressing force CLT boom plate |
CN113202220A (en) * | 2021-05-17 | 2021-08-03 | 广东博意建筑设计院有限公司 | Detachable prestressing tendons coincide floor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208594673U (en) | A kind of controllable prestressing force CLT boom plate | |
CN204152236U (en) | A kind of external prestressing strengthening device | |
CN108797885A (en) | A kind of controllable prestressing force CLT boom plate | |
CN106522574B (en) | A kind of breakdown pre-stressed carbon fiber tensioning equipment and its construction method | |
CN110029592A (en) | A kind of external prestressing FRP tendons stretching and anchoring device | |
CN104278631A (en) | Anchor with automatic clamping functional structures and carbon fiber plate | |
CN208701892U (en) | A kind of frictional self-centering steel frame beam column joint in lower flange | |
CN106958315A (en) | A kind of double limb controllable prestressing force beam string structures of large span | |
CN215107609U (en) | High-efficient prestressing force carbon fiber plate stretch-draw anchor clamps that are suitable for | |
CN102505806A (en) | Connection device special for prestressed reinforcement with screw thread at end head | |
CN201649445U (en) | Active anchor fixture used for fiber-reinforced plastic sheet material | |
CN207749851U (en) | The construction package of CFRP plate multi-point support prestressed reinforcements | |
CN204590639U (en) | A kind of novel bamboo and wood continuous beam prestress application system | |
CN103174261A (en) | Carbon fiber board clamping piece with arc-shaped surface | |
CN101285333B (en) | Special anchorage for combined variable-corrugated fiber sheets and prestressing force stretching method thereof | |
CN108943379A (en) | Long-line pedestal compressor wire and steel strand wires exchange integral tension and put a device | |
CN210368685U (en) | Multi-layer multi-pull-end prestressed carbon fiber cloth anchoring equipment | |
CN111441486B (en) | Adjustable connecting piece of end of C type sandalwood strip and crossbeam | |
CN201162311Y (en) | Clip type anchorage used for carbon fiber reinforced polymeric material pre-stress tendon | |
CN209942859U (en) | Tunnel lets pressure slip casting stock | |
CN110925000B (en) | Multi-stage yielding large-deformation tray with prestress self-applying function and using method | |
CN206815637U (en) | A kind of controllable prestressing force beam string structure of the double limbs of large span | |
CN208486170U (en) | A kind of anti-fall beam support of adjustable drag-line stroke | |
CN209308281U (en) | Monoblock type anchoring clamping plate | |
CN106522098A (en) | Fabricated adjustable carbon fiber reinforced plastic (CFRP) cable anchoring tool |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190312 Termination date: 20210719 |