CN203656349U - Hand-operated direction valve with self-lock device - Google Patents
Hand-operated direction valve with self-lock device Download PDFInfo
- Publication number
- CN203656349U CN203656349U CN201420031247.5U CN201420031247U CN203656349U CN 203656349 U CN203656349 U CN 203656349U CN 201420031247 U CN201420031247 U CN 201420031247U CN 203656349 U CN203656349 U CN 203656349U
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- China
- Prior art keywords
- hand
- direction valve
- operated direction
- self
- hand lever
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- Expired - Fee Related
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Abstract
The utility model discloses a hand-operated direction valve with a self-lock device. The hand-operated direction valve with the self-lock device comprises a hand lever, a hinge shaft, a positioning block, a safety pin, a spring and a front cover, wherein one end of the hinge shaft is inserted in the front cover and is hinged with the front cover, the other end of the hinge shaft is hinged with the hand lever through the safety pin, the positioning block is arranged on the side surface of the front cover, and comprises three positioning slots, the hand lever is clamped in the positioning slot in a rotary hinging matched mode, one end of the spring is connected with the side surface of the front cover, and the other end of the spring is connected with the hand lever. The hand-operated direction valve with the self-lock device prevents operational error caused because the hand lever of the hand-operated direction valve is touched incautiously by operators and is driven to rotate by hinging the hand lever and the hinged shaft and arranging the positioning block, thereby bringing convenience for using of the operators.
Description
Technical field
The utility model belongs to a kind of hand-operated direction valve field, is specifically related to a kind of hand-operated direction valve with self-locking device.
Background technique
Hand-operated direction valve in use, causes operate miss thereby operator contact the hand lever of hand-operated direction valve because of carelessness and drive hand lever to rotate, and this uses and brought inconvenience to operator.
Model utility content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to propose a kind of hand-operated direction valve with self-locking device, thereby carefully contacts the hand lever of hand-operated direction valve and drive hand lever rotation to cause the problem of operate miss to solve operator in prior art.
(2) technological scheme
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of hand-operated direction valve with self-locking device, comprises hand lever, hinge axis, positioning block, latch, spring and protecgulum; It is interior and hinged with protecgulum that one end of described hinge axis is plugged on protecgulum, the other end is hinged by latch and hand lever, described positioning block is arranged on the side of protecgulum, and include the locating slot of 3, described hand lever is coordinated and is connected in locating slot by hinging rotary, described spring one end is connected with the side of protecgulum, and the other end is connected with hand lever.
Described locating slot be shaped as a longitudinal U-groove bevel, the inner side of described longitudinal U-groove bevel is also provided with a horizontal U-groove bevel, described hand lever coordinates and is connected in horizontal U-groove bevel.
The notch both sides of described locating slot are arc surface.
In the above-mentioned hand-operated direction valve with self-locking device, also comprise an auxiliary locking device, described auxiliary locking device comprises running shaft, snap fit and a torsion spring, described running shaft one end and protecgulum are hinged, the other end is fixedly connected with snap fit, described torsion spring set is connected on running shaft, and snap fit is rotated down; Described hinge axis includes a bayonet socket, and described snap fit is coordinated and is stuck on bayonet socket by hinging rotary.
Described horizontal U-groove bevel position is arranged on the left side of described longitudinal U-groove bevel inside, and the position of described snap fit is arranged on the right side of longitudinal U-groove bevel.
(3) beneficial effect
In hand-operated direction valve with self-locking device of the present utility model, by by hinged to hand lever and hinge axis, and a positioning block is set, hand lever is snapped fit onto by hinging rotary in the locating slot of positioning block, thereby the axial-rotation angle of fixed hinge axle, avoided because thereby operator contact because of carelessness the hand lever of hand-operated direction valve and drive hand lever rotation to cause operate miss, this uses and has brought convenience to operator.And further strengthen advantage of the present utility model by auxiliary locking device.
Brief description of the drawings
Fig. 1 is the structural representation of the hand-operated direction valve with self-locking device of the present utility model;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the sectional view of A-A in Fig. 1;
In figure, 1 is that hand lever, 2 is that hinge axis, 3 is that positioning block, 4 is that latch, 5 is that spring, 6 is that protecgulum, 7 is that locating slot, 9 is that running shaft, 10 is that snap fit, 11 is that torsion spring, 12 is bayonet socket.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
A kind of hand-operated direction valve with self-locking device as shown in Figure 1-Figure 3, comprises hand lever 1, hinge axis 2, positioning block 3, latch 4, spring 5 and protecgulum 6; It is interior and hinged with protecgulum 6 that one end of described hinge axis 2 is plugged on protecgulum 6, the other end is hinged by latch 4 and hand lever 1, described positioning block 3 is arranged on the side of protecgulum 6, and include the locating slot 7 of 3, described hand lever 1 is coordinated and is connected in locating slot 7 by hinging rotary, thereby can rotate by fixed hinge axle 2, hinged by hinge axis 2 and hand lever 1, facilitate handle to dismantle and separate with locating slot 7.Described spring 5 one end are connected with the side of protecgulum 6, and the other end is connected with hand lever 1, and this structure can make hand lever firmly must be connected in locating slot 7, firm position.Therefore avoided because thereby operator contact because of carelessness the hand lever of hand-operated direction valve and drive hand lever rotation to cause operate miss, this uses and has brought convenience to operator.
Described locating slot 7 be shaped as a longitudinal U-groove bevel, the inner side of described longitudinal U-groove bevel is also provided with a horizontal U-groove bevel, described hand lever 1 coordinates and is connected in horizontal U-groove bevel, by this structure, locates more firmly, prevents hand lever 1 side shifting forward.
The notch both sides of described locating slot 7 are arc surface.Clamping is convenient when separating.
In Fig. 1-Fig. 3, also comprise an auxiliary locking device, described auxiliary locking device comprises a running shaft 9, snap fit 10 and torsion spring 11, and described running shaft 9 one end and protecgulum 6 are hinged, and the other end is fixedly connected with snap fit 10, described torsion spring 11 is socketed on running shaft 9, and snap fit 10 is rotated down; Described hinge axis 9 includes a bayonet socket 12, and described snap fit 10 is coordinated and is stuck on bayonet socket 12 by hinging rotary.Can further improve the axial-rotation angle of hinge axis 2 by this structure.
Described horizontal U-groove bevel position is arranged on the left side of described longitudinal U-groove bevel inside, and the position of described snap fit 12 is arranged on the right side of longitudinal U-groove bevel.Can make hand lever 1 fixing dead by this structure, thus the further axial-rotation angle of hinge axis 2 must being fixed.Fixed effect is high.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. with a hand-operated direction valve for self-locking device, it is characterized in that, the described hand-operated direction valve with self-locking device comprises hand lever (1), hinge axis (2), positioning block (3), latch (4), spring (5) and protecgulum (6); It is interior and hinged with protecgulum (6) that one end of described hinge axis (2) is plugged on protecgulum (6), the other end is hinged by latch (4) and hand lever (1), described positioning block (3) is arranged on the side of protecgulum (6), and include the locating slot (7) of 3, described hand lever (1) is coordinated and is connected in locating slot (7) by hinging rotary, described spring (5) one end is connected with the side of protecgulum (6), and the other end is connected with hand lever (1).
2. the hand-operated direction valve with self-locking device according to claim 1, it is characterized in that, described locating slot (7) be shaped as a longitudinal U-groove bevel, the inner side of described longitudinal U-groove bevel is also provided with a horizontal U-groove bevel, described hand lever (1) coordinates and is connected in horizontal U-groove bevel.
3. the hand-operated direction valve with self-locking device according to claim 2, is characterized in that, the notch both sides of described locating slot (7) are arc surface.
4. the hand-operated direction valve with self-locking device according to claim 3, it is characterized in that, also comprise an auxiliary locking device, described auxiliary locking device comprises a running shaft (9), snap fit (10) and torsion spring (11), described running shaft (9) one end and protecgulum (6) are hinged, the other end is fixedly connected with snap fit (10), and it is upper that described torsion spring (11) is socketed in running shaft (9), and snap fit (10) is rotated down; Described hinge axis (9) includes a bayonet socket (12), and described snap fit (10) is coordinated and is stuck on bayonet socket (12) by hinging rotary.
5. the hand-operated direction valve with self-locking device according to claim 4, is characterized in that, described horizontal U-groove bevel position is arranged on the left side of described longitudinal U-groove bevel inside, and the position of described snap fit (12) is arranged on the right side of longitudinal U-groove bevel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420031247.5U CN203656349U (en) | 2014-01-17 | 2014-01-17 | Hand-operated direction valve with self-lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420031247.5U CN203656349U (en) | 2014-01-17 | 2014-01-17 | Hand-operated direction valve with self-lock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203656349U true CN203656349U (en) | 2014-06-18 |
Family
ID=50922736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420031247.5U Expired - Fee Related CN203656349U (en) | 2014-01-17 | 2014-01-17 | Hand-operated direction valve with self-lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203656349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964087A (en) * | 2015-07-01 | 2015-10-07 | 靖江市菲尔特液压机械有限公司 | Threaded cartridge type manual proportional reversing valve |
-
2014
- 2014-01-17 CN CN201420031247.5U patent/CN203656349U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964087A (en) * | 2015-07-01 | 2015-10-07 | 靖江市菲尔特液压机械有限公司 | Threaded cartridge type manual proportional reversing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20150117 |
|
| EXPY | Termination of patent right or utility model |