CN215409667U - Multi-way valve control with safety lock structure for engineering machinery - Google Patents
Multi-way valve control with safety lock structure for engineering machinery Download PDFInfo
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- CN215409667U CN215409667U CN202121444249.3U CN202121444249U CN215409667U CN 215409667 U CN215409667 U CN 215409667U CN 202121444249 U CN202121444249 U CN 202121444249U CN 215409667 U CN215409667 U CN 215409667U
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Abstract
The utility model discloses a multi-way valve control with a safety lock structure for engineering machinery, which comprises a multi-way valve control member, wherein a safety lock plate for safely locking a plurality of handle rods is matched on a mounting plate at the upper part of the multi-way valve control member in a sliding manner, the safety lock plate is provided with a plurality of movable grooves matched with the handle rods in number, the side walls of the safety lock plates on the side walls on the same side of the plurality of movable grooves are respectively provided with a limiting groove for limiting and locking the corresponding handle rods, and the safety lock plate is provided with a positioning mechanism for limiting and fixing the safety lock plate; according to the multi-way valve operating piece, the plurality of handle levers on the multi-way valve operating piece can be unlocked or locked conveniently and effectively at the same time through the safety locking plate, so that safety accidents caused by accidental touch of the handle levers are effectively avoided, and the safe operation of engineering machinery is guaranteed.
Description
Technical Field
The utility model relates to the technical field of multi-way valve operation, in particular to multi-way valve operation for engineering machinery with a safety lock structure.
Background
As is known, the operation of the multi-way valve is mainly applied to the control of engineering vehicles, engineering machinery and engineering equipment,
however, in the actual operation process, if an operator accidentally touches or lifts the operating handle out of the neutral position when the multi-way valve is operated, the engineering vehicle or the machine is accidentally lifted or lowered, which has a great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a multi-way valve operation piece with a safety lock structure for engineering machinery.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a take multi-way valve for engineering machine tool of safety lock structure to control, includes the multi-way valve control, sliding fit has the safety jam plate that is used for carrying out safe locking to many handle bars on the mounting panel on multi-way valve control upper portion, the safety jam plate is equipped with several and handle bar quantity assorted activity groove, be equipped with respectively on homonymy lateral wall and the safety jam plate lateral wall in several activity groove and carry out the spacing groove of spacing locking with corresponding handle bar, the safety jam plate is equipped with and is used for carrying out spacing fixed positioning mechanism to the safety jam plate.
Furthermore, the safety lock plate is provided with a sliding mechanism for limiting the sliding direction of the safety lock plate, and the sliding direction of the safety lock plate is perpendicular to the moving direction of the handle rods.
Furthermore, the sliding mechanism consists of a guide groove and a guide sleeve, the safety lock plate is provided with at least one group of parallel guide grooves, the guide grooves are in clearance fit with the guide sleeve fixedly connected with the mounting plate, and the length of the guide grooves is not less than the width of the movable groove.
Furthermore, the guide sleeve is fixedly connected with the mounting plate through a screw.
Furthermore, the positioning mechanism is composed of an unlocking positioning hole, a locking positioning hole and a wave bead screw, the unlocking positioning hole and the locking positioning hole are sequentially arranged on the safety locking plate along the sliding direction of the safety locking plate, the distance between the unlocking positioning hole and the locking positioning hole is the same as the sliding distance of the safety locking plate, and the wave bead screw which is matched with the unlocking positioning hole or the locking positioning hole to position the safety locking plate is arranged on the mounting plate.
Furthermore, one end of the movable groove is of an open structure.
Furthermore, a handle is arranged on one side of the safety lock plate.
Compared with the prior art, the utility model has the beneficial effects that: the sliding of the safety locking plate can realize effective unlocking or locking control on a plurality of handle levers on the multi-way valve operating member, thereby effectively avoiding safety accidents caused by accidental touch of the handle levers;
the guide groove and the guide sleeve are utilized to realize directional sliding of the safety locking plate, and the safety locking plate can be effectively in limit fit with the handle rod, so that the safety locking plate can effectively realize unlocking and locking operations on the handle rod;
the arrangement of the positioning mechanism can ensure that the safety locking plate can be kept stable in an unlocking or locking state, so that the phenomenon of accidental locking or unlocking of the safety locking plate in the using process is avoided;
according to the multi-way valve operating piece, the plurality of handle levers on the multi-way valve operating piece can be unlocked or locked conveniently and effectively at the same time through the safety locking plate, so that safety accidents caused by accidental touch of the handle levers are effectively avoided, and the safe operation of engineering machinery is guaranteed.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the security lock plate structure of the present invention;
FIG. 4 is a schematic view of the unlock state of the present invention;
fig. 5 is a schematic view of the locked state of the present invention.
In the figure: 1. a handle bar; 2. a handle; 3. a guide sleeve; 4. a safety lock plate; 5. mounting a plate; 6. a multi-way valve operating member; 7. a movable groove; 8. a guide groove; 9. a limiting groove; 10. unlocking the positioning hole; 11. locking the positioning hole; 12. a bead screw.
Detailed Description
In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and it is convenient to describe the present invention, but it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation.
Referring to fig. 1-5, the present invention provides a technical solution:
in a first embodiment, referring to fig. 1-3, a multi-way valve operating device for an engineering machine with a safety lock structure includes a multi-way valve operating member 6, a safety lock plate 4 for safely locking a plurality of handle bars 1 is slidably fitted on a mounting plate 5 on the upper portion of the multi-way valve operating member 6, a handle 2 is disposed on one side of the safety lock plate 4, the safety lock plate 4 is provided with a plurality of movable grooves 7, the number of the movable grooves 7 is matched with that of the handle bars 1, and limiting grooves 9 for limiting and locking the corresponding handle bars 1 are disposed on the side walls on the same side of the movable grooves 7 and the side walls of the safety lock plate 4, further, in order to facilitate the installation and detachment of the safety lock plate 4, one end of the movable groove 7 is an open structure;
in order to realize that the limiting groove 9 on the safety locking plate 4 can lock the handle rod 1, the sliding direction of the safety locking plate 4 is perpendicular to the moving direction of the handle rod 1, in order to realize that the safety locking plate 4 can slide along the appointed direction, the safety locking plate 4 is provided with a sliding mechanism for limiting the sliding direction of the safety locking plate 4, the sliding mechanism consists of a guide groove 8 and a guide sleeve 3, the safety locking plate 4 is provided with at least two guide grooves 8 which are axially parallel, in order to improve the linear sliding of the safety locking plate 4, at least two groups of guide grooves 8 which are longitudinally parallel can be arranged on the safety locking plate 4, each group of guide grooves 8 is two and axially parallel, the guide sleeve 3 passes through the guide groove 8 and is fixedly arranged on the upper surface of the mounting plate 5 through a screw, in order to ensure that the safety locking plate 4 can effectively slide and lock on the mounting plate 5, the cross section of the guide sleeve 3 is of a T-shaped structure, the upper edge of the guide sleeve 3 can effectively limit the safety lock plate 4, the safety lock plate 4 is prevented from being separated from the mounting plate 5 in the sliding process, the height of the guide sleeve 3 is larger than the thickness of the safety lock plate 4, the diameter of the guide sleeve 3 is smaller than the width of the guide groove 8 on the safety lock plate 4, for example, the height of the guide sleeve 3 is 0.5mm higher than the thickness of the safety lock plate 4, the diameter of the guide sleeve 3 is 0.5mm smaller than the width of the guide groove 8 on the safety lock plate 4, the safety lock plate 4 can slide along the guide sleeve 3, the safety lock plate 4 is provided with a positioning mechanism for limiting and fixing the safety lock plate 4, the safety lock plate 4 can be limited and fixed when the safety lock plate 4 is in an unlocking state or a locking state, and accidental locking or unlocking of the safety lock plate 4 in the using process is avoided.
In the second embodiment, referring to fig. 4 and 5, the positioning mechanism is composed of an unlocking positioning hole 10, a locking positioning hole 11 and a wave ball screw 12, the safety locking plate 4 is provided with the unlocking positioning hole 10 and the locking positioning hole 11 which are sequentially arranged along the radial direction of the guide groove 8, the mounting plate 5 is provided with the wave ball screw 12 which is matched with the unlocking positioning hole 10 or the locking positioning hole 11, the wave ball screw 12 is fixedly mounted on the mounting plate 5 through a threaded hole on the mounting plate 5, and the beads of the wave bead screw 12 are exposed out of the upper surface of the mounting plate 5 and fall into the unlocking positioning hole 10 or the locking positioning hole 11, in order to ensure that the beads on the bead screws 12 can be respectively and effectively matched with the unlocking positioning holes 10 or the locking positioning holes 11 in the unlocking state or the locking state of the safety locking plate 4, the safety locking plate 4 is ensured not to accidentally slide in the unlocking state or the locking state, and the distance between the unlocking positioning holes 10 and the locking positioning holes 11 is the same as the radial distance of the guide groove 8.
When the engineering machinery is operated, a worker drags the safety locking plate 4 to one end far away from the handle rods 1 by utilizing the matched guiding sliding of the guide sleeve 3 and the guide groove 8, the handle rods 1 are separated from the limiting groove 9 and enter the movable grooves 7 in the same moving direction as the handle rods 1, at the moment, the safety locking plate 4 is in an unlocking state, the worker can operate the engineering machinery, and in the unlocking state, beads of the bead screws 12 on the upper surface of the mounting plate 5 are clamped into the unlocking positioning holes 10 in the safety locking plate 4 to limit the safety locking plate 4;
when the work is finished, the worker resets the plurality of handle bars 1 and presses the beads on the bead screws 12, so that the beads are separated from the unlocking positioning holes 10, the safety lock plate 4 slides towards the handle bars 1, the handle bars 1 enter the corresponding limiting grooves 9 respectively, the beads on the bead screws 12 are clamped into the locking positioning holes 11 to position the safety lock plate 4, and the safety lock plate 4 is in a locking state.
The utility model is not described in detail in the prior art, and it is apparent to a person skilled in the art that the utility model is not limited to details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.
Claims (7)
1. The utility model provides a take multiple unit valve operation for engineering machine tool of safety lock structure, includes multiple unit valve control member (6), its characterized in that: mounting panel (5) on multi-way valve control member (6) upper portion go up sliding fit and have and be used for carrying out safe locking safety jam plate (4) to many handle bars (1), safety jam plate (4) are equipped with several and handle bars (1) quantity assorted activity groove (7), be equipped with respectively on homonymy lateral wall of several activity groove (7) and safety jam plate (4) lateral wall and carry out spacing locking spacing groove (9) with corresponding handle bar (1), safety jam plate (4) are equipped with and are used for carrying out spacing fixed positioning mechanism to safety jam plate (4).
2. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 1, is characterized in that: the safety lock plate (4) is provided with a sliding mechanism for limiting the sliding direction of the safety lock plate (4), and the sliding direction of the safety lock plate (4) is perpendicular to the moving direction of the handle rods (1).
3. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 2, is characterized in that: the sliding mechanism consists of a guide groove (8) and a guide sleeve (3), the safety lock plate (4) is provided with at least one group of parallel guide grooves (8), the guide groove (8) is internally in clearance fit with the guide sleeve (3) fixedly connected with the mounting plate (5), and the length of the guide groove (8) is not less than the width of the movable groove (7).
4. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 3, is characterized in that: the guide sleeve (3) is fixedly connected with the mounting plate (5) through a screw.
5. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 1, is characterized in that: the positioning mechanism is composed of an unlocking positioning hole (10), a locking positioning hole (11) and a wave bead screw (12), the safety locking plate (4) is provided with the unlocking positioning hole (10) and the locking positioning hole (11) which are sequentially arranged along the sliding direction of the safety locking plate (4), the distance between the unlocking positioning hole (10) and the locking positioning hole (11) is the same as the sliding distance of the safety locking plate (4), and the mounting plate (5) is provided with the wave bead screw (12) which is matched with the unlocking positioning hole (10) or the locking positioning hole (11) to position the safety locking plate (4).
6. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 1, is characterized in that: one end of the movable groove (7) is of an open structure.
7. The multi-way valve operation device with the safety lock structure for the engineering machinery, which is disclosed by claim 1, is characterized in that: one side of the safety lock plate (4) is provided with a handle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444249.3U CN215409667U (en) | 2021-06-28 | 2021-06-28 | Multi-way valve control with safety lock structure for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444249.3U CN215409667U (en) | 2021-06-28 | 2021-06-28 | Multi-way valve control with safety lock structure for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215409667U true CN215409667U (en) | 2022-01-04 |
Family
ID=79642496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121444249.3U Active CN215409667U (en) | 2021-06-28 | 2021-06-28 | Multi-way valve control with safety lock structure for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215409667U (en) |
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2021
- 2021-06-28 CN CN202121444249.3U patent/CN215409667U/en active Active
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