CN2567389Y - Hydraulic combined brake valve for decoiler - Google Patents
Hydraulic combined brake valve for decoiler Download PDFInfo
- Publication number
- CN2567389Y CN2567389Y CN 02247632 CN02247632U CN2567389Y CN 2567389 Y CN2567389 Y CN 2567389Y CN 02247632 CN02247632 CN 02247632 CN 02247632 U CN02247632 U CN 02247632U CN 2567389 Y CN2567389 Y CN 2567389Y
- Authority
- CN
- China
- Prior art keywords
- valve
- brake
- valve body
- oil circuit
- decoiler
- 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 hydraulic combined brake valve for a decoiler, which belongs to the technical field of braking control in building material mechanical equipment. The hydraulic combined brake valve for a decoiler is mainly composed of a valve body (11), and an overflow valve (4), a one-way valve group (1) with an oil passage (5), a one-way valve group (3) with an oil passage (7), and an oil passage (6) which are arranged in the valve body (11), and an oil inlet joint (12), an oil outlet joint (13), a low pressure oil port (9), an oil return port (10), etc. which are arranged on the valve body (11). Three groups of one-way valves and an overflow valve are installed in the same valve body, and the utility model has reasonable design. Braking force can be adjusted through adjusting the pressure of the overflow valve, and the utility model has the characteristics of simple structure, reliability, no noise, adjustable brake pressure, easy regulation of the brake force, long service life, obvious braking effect, readable brake pressure, automatic uncoiling, etc. The hydraulic combined brake valve for a decoiler is used on a hydraulic motor of a decoiler, can well realize active decoiling and passive decoiling, can brake for a long time, and has equal positive and negative rotating braking forces.
Description
Technical field
The utility model relates to a kind of uncoiler and makes up brake valve with hydraulic pressure, belongs to braking control technique field in the building mechanical equipment.
Background technique
Uncoiler in the existing building material machinery generally uses contact-type mechanical friction mode to brake, and during work, friction plate damages easily, the life-span is low, braking effect is not good, and the size of the braking force that can not know for sure.
Summary of the invention
The purpose of this utility model provides a kind of reasonable in design, can effectively improve the uncoiler in uncoiler braking effect and working life and make up brake valve with hydraulic pressure.
The utility model is that uncoiler makes up brake valve with hydraulic pressure, comprise valve body 11, place relief valve 4 and the one-way valve group 1 of being with oil circuit 5 in the valve body 11, it is characterized in that also being provided with in the valve body 11 the one-way valve group 3 of band oil circuit 7, also be provided with oil circuit 6 in the valve body, also be provided with fuel inlet neck 12 and fuel discharge port 13 on the valve body 11, low pressure hydraulic fluid port 9 and return opening 10, described one-way valve group 1 is connected with relief valve 4 by oil circuit 5, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6; Described one-way valve group 3 is connected with low pressure hydraulic fluid port 9 by oil circuit 7, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6.
Also can be provided with the one-way valve group 2 of band oil circuit 8 in the described valve body 11, one-way valve group 2 is connected with relief valve 4 and return opening 10 by oil circuit 8, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6.
Also can be provided with the pressure gauge connection 24 that is connected with relief valve 4 on the described valve body 11.
The utility model is loaded on three groups of one-way valves and a relief valve in the valve body together, reasonable in design, regulate the whole braking force of adjustable in pressure of relief valve, have simple in structure, reliable, noise free, retardation pressure is adjustable, braking force is regulated easily, long service life, braking effect is remarkable, retardation pressure is readable and characteristics such as uncoiling initiatively, the oil hydraulic motor that is used for uncoiler, can realize initiatively uncoiling and passive uncoiling preferably, and can brake for a long time that clockwise and anticlockwise braking force equates.
Description of drawings
Fig. 1 is an overall structure sectional view of the present utility model;
Fig. 2 is an A-A face sectional view shown in Figure 1;
Fig. 3 is a B-B face sectional view shown in Figure 1;
Fig. 4 is applied to fundamental diagram on the oil hydraulic motor for the utility model, be that hydraulic pressure described in the utility model makes up brake valve in two line square frames among the figure.
Among the figure: 1,2,3 is the one-way valve group, and 4 is relief valve, and 5,6,7,8 is oil circuit, 9 is the low pressure hydraulic fluid port, and 10 is return opening, and 11 is valve body, 12 is fuel inlet neck, and 13 is fuel discharge port, and 14 is pressure gauge, 15 is relief valve, and 16,17 is selector valve, and 18 is running shaft, 19 is hinge wheel, and 20 is minor sprocket, and 21 is chain, 22 is oil hydraulic motor, and 23 is fuel tank, and 24 is pressure gauge connection.
Embodiment
The utility model is mainly by valve body 11, place the relief valve 4 in the valve body 11, the one-way valve group 1 of band oil circuit 5, the one-way valve group 3 of band oil circuit 7, one-way valve group 2, the oil circuit 6 of band oil circuit 8, the formations such as pressure gauge connection 24 that place fuel inlet neck 12 on the valve body 11, fuel discharge port 13, low pressure hydraulic fluid port 9, return opening 10, are connected with relief valve 4.One-way valve group 1 is connected with relief valve 4 by oil circuit 5, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6; One-way valve group 3 is connected with low pressure hydraulic fluid port 9 by oil circuit 7, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6; One-way valve group 2 is connected with relief valve 4 and return opening 10 by oil circuit 8, is connected with fuel inlet neck 12 and fuel discharge port 13 by oil circuit 6.
During work, the utility model is installed in the hydraulic braking sytem of uncoiler, fuel inlet neck 12, fuel discharge port 13 are connected with the fuel tank 23 of band selector valve 16, and are fixed on the oil inlet and outlet of oil hydraulic motor 22 by fuel inlet neck 12 and fuel discharge port 13.
Electromagnet IDT dead electricity on selector valve 17, electromagnet 2DT on the selector valve 16 or 3DT get when electric, and fluid drives oil hydraulic motor 22 forward or reverse, running shaft 18 initiatively uncoilings by selector valve 17 flow through fuel inlet neck 12 and fuel discharge port 13.This moment, system pressure was set up by relief valve 4.Work as 2DT, the 3DT dead electricity, IDT gets, this moment, selector valve 17 4 hydraulic fluid ports all sealed, when running shaft 18 forward or reverse under external force, drive oil hydraulic motor 22 forward or reverse, formed fluid through one-way valve group 1, flows back to fuel tank 23 through relief valve 4 and return opening 10 by the A orifice flow in the oil inlet and outlet joint 12,13; And owing to IDT gets, through low pressure hydraulic fluid port 9, one-way valve group 3, the aperture A that passes in and out in the oily joint 12,13 enters oil hydraulic motor 22 to another road binders by selector valve 16, is used for compensation and leaks, and providing oil hydraulic motor 22 rotations formed liquid stream, this moment, system pressure was set up by relief valve 15.And the actual brake pressure of oil hydraulic motor is set pressure poor of the set pressure of relief valve 4 and relief valve 15, and this moment, valve had braking action.
Claims (3)
1. a uncoiler makes up brake valve with hydraulic pressure, comprise valve body (11), place the one-way valve group (1) of interior relief valve (4) of valve body (11) and band oil circuit (5), it is characterized in that also being provided with in the valve body (11) the one-way valve group (3) of band oil circuit (7), also be provided with oil circuit (6) in the valve body, also be provided with fuel inlet neck (12) and fuel discharge port (13) on the valve body (11), low pressure hydraulic fluid port (9) and return opening (10), described one-way valve group (1) is connected with relief valve (4) by oil circuit (5), is connected with fuel inlet neck (12) and fuel discharge port (13) by oil circuit (6); Described one-way valve group (3) is connected with low pressure hydraulic fluid port (9) by oil circuit (7), is connected with fuel inlet neck (12) and fuel discharge port (13) by oil circuit (6).
2. make up brake valve by the described uncoiler of claim 1 with hydraulic pressure, it is characterized in that also being provided with in the described valve body (11) the one-way valve group (2) of band oil circuit (8), one-way valve group (2) is connected with relief valve (4) and return opening (10) by oil circuit (8), is connected with fuel inlet neck (12) and fuel discharge port (13) by oil circuit (6).
3. make up brake valve by claim 1 or 2 described uncoilers with hydraulic pressure, it is characterized in that also being provided with on the described valve body (11) pressure gauge connection (24) that is connected with relief valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02247632 CN2567389Y (en) | 2002-08-09 | 2002-08-09 | Hydraulic combined brake valve for decoiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02247632 CN2567389Y (en) | 2002-08-09 | 2002-08-09 | Hydraulic combined brake valve for decoiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2567389Y true CN2567389Y (en) | 2003-08-20 |
Family
ID=33718481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02247632 Expired - Fee Related CN2567389Y (en) | 2002-08-09 | 2002-08-09 | Hydraulic combined brake valve for decoiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2567389Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516558C (en) * | 2006-06-23 | 2009-07-22 | 卢永松 | Rotatary brake valve |
-
2002
- 2002-08-09 CN CN 02247632 patent/CN2567389Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516558C (en) * | 2006-06-23 | 2009-07-22 | 卢永松 | Rotatary brake valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030820 Termination date: 20090809 |