CN208288872U - A kind of steel wire pier protective device - Google Patents
A kind of steel wire pier protective device Download PDFInfo
- Publication number
- CN208288872U CN208288872U CN201820566616.9U CN201820566616U CN208288872U CN 208288872 U CN208288872 U CN 208288872U CN 201820566616 U CN201820566616 U CN 201820566616U CN 208288872 U CN208288872 U CN 208288872U
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- CN
- China
- Prior art keywords
- pier
- pier nose
- piston
- gland
- fixture
- 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
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Abstract
The utility model relates to a kind of steel wire pier protective devices, gland, valve body, pier nose piston, pier nose mould, fixture and the conically shaped being sequentially arranged in housing cavity including shell and from left to right；The pier nose mould is mounted on pier nose piston on the end face of fixture side；The fixture is movably arranged in conically shaped, which is made of the fan-shaped intermediate plate that three central angles are 120o, and the outer circle of fixture is tapered and lateral wall is bonded with the inner wall of conically shaped；The middle part of the gland is equipped with the first oil duct that gland is crossed in left and right, and one end of the gland is equipped with oil groove；There are two check valves for lateral arrangement in the valve body, and the standard of two check valves is led to contrary；It is sealed and installed between the pier nose piston and inner walls and steps up piston；The features such as mould heart of the pier nose mould is spherical groove, and the housing sidewall is equipped with the second oil duct, and working chamber when one end of second oil duct is retracted with pier nose piston is connected to, and the utility model has high reliablity, and operation is smooth, easy for installation.
Description
Technical field
The utility model relates to engineering hydraulic equipments, more particularly to a kind of steel wire pier protective device.
Background technique
Steel wire pier protective device is for making dedicated the setting of high strength steel tow pier nose in post-tensioned prestressed concrete building
It is standby；Under normal conditions, its processable high strength steel strand specification of maximum of the steel wire pier protective device used in engineering for 9 millimeters of Φ, with
Engineering construction complicate degree continuous increase, problem encountered is also more diversified, wherein to big model high strength steel
The demand of tow is continuously increased, it is therefore desirable to optimize a kind of structure of steel wire pier protective device.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of steel wire pier protective devices, have high reliablity, operation stream
Freely, the features such as easy for installation.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of steel wire pier protective device, including shell
Body, gland, valve body, pier nose piston, pier nose mould and fixture and conically shaped, the gland, valve body, pier nose piston and fixture
It is sequentially arranged at from left to right with conically shaped in the inner cavity of the shell；The pier nose mould is mounted on pier nose piston close to fixture one
On the end face of side；The fixture is movably arranged in conically shaped, which is the fan-shaped intermediate plate group for being 120o by three central angles
At the outer circle of fixture is tapered and lateral wall is bonded with the inner wall of conically shaped；The middle part of the gland is equipped with left and right and crosses gland
The first oil duct, one end of the gland is equipped with oil groove；Lateral arrangement is there are two check valve in the valve body, two check valves
Standard is led to contrary；It is sealed and installed between the pier nose piston and inner walls and steps up piston；The mould heart of the pier nose mould is
Spherical groove and diameter are 9 ~ 13mm, and the housing sidewall is equipped with the second oil duct, one end of second oil duct and pier nose
Working chamber connection when piston is retracted.
As a kind of supplement to technical solution described in the utility model, the shell upper end is equipped with handle.
As a kind of supplement to technical solution described in the utility model, there are two the shell lower end is symmetrically installed
Support angle.
As a kind of supplement to technical solution described in the utility model, the pier nose piston is set close to one end of valve body
It is fluted, facilitate centering to install.
As a kind of supplement to technical solution described in the utility model, the cross section of the pier nose piston is T font,
It is disposed with the limiting section to offset with step surface in the side of the step surface of pier nose piston in the shell, avoids leading because oil pressure is excessive
It causes on pier nose piston slap to fixture, plays the role of protecting equipment.
The utility model has the advantages that the utility model relates to a kind of steel wire pier protective device, three intermediate plates are divided by fixture, fixture is to cone
Shape cylinder side is mobile, and three intermediate plates are held tightly under the limitation of conically shaped inner wall, and then guarantees that clamping is firm, cooperates the top of pier nose mould
Push make so that reinforcing bar one end yield deformation at the mould heart shape；Pier nose is separately connected by the first hydraulic fluid port of setting and the second hydraulic fluid port
Two working chambers of piston control the oil inlet sequence of the first hydraulic fluid port and the second hydraulic fluid port, the bidirectional-movement of pier nose piston may be implemented,
And then improve the efficiency for adding the processing of reinforcing bar pier nose；By the way that oil groove is arranged in gland one end, the oil for pushing pier nose piston can be increased
Flow quantity, so that the starting of pier nose piston is fast；It is matched by the connecting portion design respectively between valve body and pier nose piston
Protruding portion and groove, and then improve pier nose piston motion precision；The mould heart of pier nose mould is semi-circular and having a size of 9 ~
13mm so that the pier nose diameter processed can reach Φ 13mm, and then meets the engineering of big model high-tensile steel wires beam
Demand；The equipment is equipped with handle and support angle, facilitates the movement and placement of equipment；The utility model has high reliablity, operation
Smoothness, it is easy for installation the features such as.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial view of Fig. 1；
Fig. 3 is the structural schematic diagram of the pier nose mould of the utility model；
Fig. 4 is the structural schematic diagram of the fixture of the utility model；
Fig. 5 is the A direction view of Fig. 4.
Appended drawing reference: 1, shell, 2, gland, 3, valve body, 4, pier nose piston, 5, pier nose mould, 6, fixture, the 7, first oil duct,
8, oil groove, 9, step up piston, 10, reinforcing bar to be processed, 11, intermediate plate, the 12, second oil duct, 13, handle, 14, support angle, 15, unidirectional
Valve, 16, groove, 17, limiting section, 18, conically shaped.
Specific embodiment
The present invention will be further illustrated below in conjunction with specific embodiments.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, in the content for having read the utility model instruction
Later, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The embodiments of the present invention is related to a kind of steel wire pier protective device, as shown in Figs. 1-5, including shell 1, gland 2, valve
Body 3, pier nose piston 4, pier nose mould 5 and fixture 6 and conically shaped 18, the gland 2, valve body 3, pier nose piston 4 and fixture 6
Successively pacify the fixture 6 from left to right with conically shaped 18 to be movably arranged in conically shaped 18, which is to be by three central angles
The fan-shaped intermediate plate 11 of 120o forms, and the outer circle of fixture is tapered and lateral wall is bonded with the inner wall of conically shaped 18；The gland 2
Middle part is equipped with the first oil duct 7 that gland 2 is crossed in left and right, and one end of the gland 2 is equipped with oil groove 8；Lateral arrangement in the valve body 3
There are two check valves 15, and the standard of two check valves 15 is led to contrary；Peace is sealed between 1 inner wall of the pier nose piston 4 and shell
Equipped with stepping up piston 9；The mould heart of the pier nose mould 5 is spherical groove and diameter is 9 ~ 13mm, and 1 side wall of shell is equipped with
Working chamber when one end of second oil duct 12, second oil duct 12 is retracted with pier nose piston 4 is connected to.
The upper end of 1 lateral wall of shell is equipped with handle 13.
The lower end of 1 lateral wall of shell is symmetrically installed there are two support angle 14.
The pier nose piston 4 is equipped with groove 16 close to one end of valve body 3.
The cross section of the pier nose piston 4 is T font, and the side of the step surface in the shell 1 in pier nose piston 4 is arranged
There is the limiting section 17 to offset with step surface.
The application method of the utility model is:
Firstly, one end that reinforcing bar 10 to be processed passes through 6 hole of fixture and reinforcing bar to be processed 10 is resisted the half of pier nose mould 5
The round tup heart, and then, fixture 6 clamp reinforcing bar 10 to be processed, and external oil pump connects one end of the first oil duct 7 by oil pipe,
Oil pump is opened, high-voltage oil liquid passes sequentially through the first oil duct 7, oil groove 8, valve body 3, groove 16, and then pushes pier nose piston 4 and pier nose
Mould 5 is moved to 6 direction of fixture, and during this, three fan-shaped intermediate plates 11 are radially contracted under the limitation of 18 inner wall of conically shaped, into
And reinforcing bar 10 to be processed is locked, when oil liquid pressure reaches pier nose pressure, one end yield deformation of reinforcing bar 10 to be processed is at pier nose
The shape of 5 cavity plate of mould, and then pier nose completes the process opens fixture 6, takes out the reinforcing bar 10 processed, further, closes and the
The oil pump of one oil duct 7 connection opens the oil pump being connected with the second oil duct 12, and then high-voltage oil liquid enters pier nose by the second oil duct 12
The working chamber of piston 4 drives pier nose piston 4 to retract.
Claims (5)
1. a kind of steel wire pier protective device, including shell (1), gland (2), valve body (3), pier nose piston (4), pier nose mould (5) and folder
Have (6) and conically shaped (18), it is characterised in that: the gland (2), valve body (3), pier nose piston (4) and fixture (6) and cone
Shape cylinder (18) is sequentially arranged at from left to right in the inner cavity of the shell (1)；The pier nose mould (5) is mounted on pier nose piston (4)
On the end face of fixture (6) side；The fixture (6) is movably arranged in conically shaped (18), which is by three centers of circle
The fan-shaped intermediate plate (11) that angle is 120o forms, and the outer circle of fixture (6) is tapered and lateral wall is bonded with the inner wall of conically shaped (18)；
The middle part of the gland (2) is equipped with the first oil duct (7) that gland (2) is crossed in left and right, and one end of the gland (2) is equipped with oil groove
(8)；There are two check valve (15) for the interior lateral arrangement of the valve body (3), and the standard of two check valves (15) is led to contrary；The pier
It is sealed and installed between head piston (4) and shell (1) inner wall and steps up piston (9)；The mould heart of the pier nose mould (5) is that spherical is recessed
Slot and diameter are 9 ~ 13mm, and shell (1) side wall is equipped with the second oil duct (12), one end of second oil duct (12) and pier
Working chamber connection when head piston (4) is retracted.
2. steel wire pier protective device according to claim 1, it is characterised in that: the upper end of the shell (1) is equipped with handle
(13).
3. steel wire pier protective device according to claim 1, it is characterised in that: the lower end of the shell (1) has been arranged symmetrically
Two support angles (14).
4. steel wire pier protective device according to claim 1, it is characterised in that: the one of the pier nose piston (4) close valve body (3)
End is equipped with groove (16).
5. steel wire pier protective device according to claim 1, it is characterised in that: the cross section of the pier nose piston (4) is T word
Type, the shell (1) is interior to be disposed with the limiting section (17) to offset with step surface in the side of the step surface of pier nose piston (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820566616.9U CN208288872U (en) | 2018-04-20 | 2018-04-20 | A kind of steel wire pier protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820566616.9U CN208288872U (en) | 2018-04-20 | 2018-04-20 | A kind of steel wire pier protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208288872U true CN208288872U (en) | 2018-12-28 |
Family
ID=64726741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820566616.9U Expired - Fee Related CN208288872U (en) | 2018-04-20 | 2018-04-20 | A kind of steel wire pier protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208288872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711835A (en) * | 2019-09-27 | 2020-01-21 | 嘉兴欣创混凝土制品有限公司 | Small prestressed steel bar upsetting system and upsetting method thereof |
-
2018
- 2018-04-20 CN CN201820566616.9U patent/CN208288872U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711835A (en) * | 2019-09-27 | 2020-01-21 | 嘉兴欣创混凝土制品有限公司 | Small prestressed steel bar upsetting system and upsetting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 Termination date: 20210420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |