CN211172175U

CN211172175U - Safety lock device of wheel type hydraulic excavator

Info

Publication number: CN211172175U
Application number: CN201922063206.XU
Authority: CN
Inventors: 徐同斌; 赵志忠; 韩福海
Original assignee: Shandong Guoneng Industrial Co ltd
Current assignee: Shandong Guoneng Industrial Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-04
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a wheel type hydraulic excavator safety lock device, belonging to the technical field of hydraulic excavator accessories, comprising a safety seat, a central console and a safety lock arranged at the inner side of the central console; the method is characterized in that: a safety belt buckle is arranged on one side of the safety seat, a baffle sliding along the horizontal direction is arranged in the center console, and a transmission structure is arranged between the baffle and the safety lock; the utility model has the advantages that: the baffle that sets up with the synchronous operation of safety lock of this device, the driver can't open the safety belt buckle alone and leave, and the effectual driver of having avoided forgets to pull back the safety lock, neglects to forget to turn to the locking state with hydraulic pressure safety lock, leads to because of the mistake touches handle and walking footboard and arouses the incident.

Description

Safety lock device of wheel type hydraulic excavator

The technical field is as follows:

the utility model belongs to the technical field of the hydraulic shovel accessory, more specifically relates to a wheel hydraulic shovel safety lock device.

Background art:

the safety lock of the wheel type hydraulic excavator is designed in consideration of the safety of a driver as the name suggests. The safety lock can control hydraulic transmission in time because the excavator is in hydraulic transmission. When the excavator is started, a driver sits on the seat and turns the hydraulic safety lock to a locking release state, and the excavator only has corresponding actions when the operating handle or the walking pedal is operated. When the excavator does not work or a driver wants to get off the excavator, the hydraulic safety lock is required to be switched to a locking state, so that safety accidents caused by mistaken touch of the handle and the walking pedal are avoided.

However, when the excavator is not operated or the driver wants to get off the excavator, the hydraulic safety lock is neglected to be forgotten to be turned to a locking state, so that safety accidents are caused by mistakenly touching the handle and the walking pedal.

The utility model has the following contents:

in order to solve the problems and overcome the defects of the prior art, the utility model provides a safety lock device of a wheel type hydraulic excavator;

the first technical problem to be solved is that: when the excavator does not work or a driver wants to get off the vehicle, safety accidents are caused by mistakenly touching the handle and the walking pedal because the hydraulic safety lock is neglected to be forgotten to be turned to a locking state;

the second technical problem to be solved is that: the safety lock device is not suitable for use with an adjustable safety seat.

The utility model provides a concrete technical scheme of above-mentioned technical problem does: the safety lock device of the wheel type hydraulic excavator comprises a safety seat, a center console and a safety lock arranged on the inner side of the center console; the method is characterized in that: a safety belt buckle is arranged on one side of the safety seat, a baffle sliding along the horizontal direction is arranged in the center console, and a transmission structure is arranged between the baffle and the safety lock;

the transmission structure comprises a transmission box, a transmission gear, a pushing sliding block and a fixed seat sleeved on the outer side of the pushing sliding block;

an adjusting rod of the safety lock penetrates through the transmission case, a conical gear I is fixedly sleeved on the adjusting rod, a conical gear II is arranged on the conical gear I in a meshing mode, an output shaft is arranged at the axis of the conical gear II, the output shaft penetrates through the transmission case and is connected with the axis of the transmission gear,

the pushing sliding block is arranged in an inverted concave shape, the outer side of the pushing sliding block is matched with the fixed seat in a sliding connection mode, and the lower end face of the pushing sliding block is matched with the transmission gear in a meshing mode; the outer side of the pushing sliding block is fixed with the baffle.

Further, the bottom of the safety seat is provided with a sliding groove used for front and back adjustment.

Furthermore, the safety seat is provided with a notch in sliding fit with the baffle.

Further, the adjusting rod extends to the outer side of the transmission case.

Further, the baffle is arranged above the safety belt buckle.

The utility model has the advantages that:

the baffle that sets up with the synchronous operation of safety lock of this device, the driver can't open the safety belt buckle alone and leave, and the effectual driver of having avoided forgets to pull back the safety lock, neglects to forget to turn to the locking state with hydraulic pressure safety lock, leads to because of the mistake touches handle and walking footboard and arouses the incident.

Description of the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the transmission structure of the embodiment of the present invention;

FIG. 3 is a schematic view of a transmission structure according to another embodiment of the present invention;

FIG. 4 is a schematic view of the structure of the pushing slider of the present invention; in the drawings:

1. a safety seat; 2. opening the gap; 3. a center console; 4. a safety belt buckle; 5. a baffle plate; 6. a slideway; 7. a safety lock; 8. a base plate; 11. adjusting a rod; 12. a bevel gear I; 13. a transmission case; 14. a bevel gear II; 15. an output shaft; 16. a transmission gear; 17. a fixed seat; 18. pushing the slider.

The specific implementation mode is as follows:

to further clarify the objects, aspects and advantages of the present invention, a more complete description of the invention will now be rendered by reference to the appended drawings, which are illustrated in fig. 1-4. In describing the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "rear", "lower left", "upper right", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model discloses a concrete implementation mode: the safety lock device of the wheel type hydraulic excavator comprises a safety seat 1, a center console 3 and a safety lock 7 arranged on the inner side of the center console 3; the method is characterized in that: a safety belt buckle 4 is arranged on one side of the safety seat 1, a baffle 5 which slides along the horizontal direction is arranged in the center console 3, and a transmission structure is arranged between the baffle 5 and the safety lock 7;

the transmission structure comprises a transmission box 13, a transmission gear 16, a pushing sliding block 18 and a fixed seat 17 sleeved on the outer side of the pushing sliding block 18;

an adjusting rod 11 of the safety lock 7 is arranged in a transmission box 13 in a penetrating manner, a conical gear I12 is fixedly sleeved on the adjusting rod 11, a conical gear II 14 is arranged on the conical gear I12 in a meshing manner, an output shaft 15 is arranged at the axis of the conical gear II 14, the output shaft 15 is arranged in the transmission box 13 in a penetrating manner and is connected with the axis of a transmission gear 16,

the pushing sliding block 18 is arranged in an inverted concave shape, the outer side of the pushing sliding block 18 is matched with the fixed seat 17 in a sliding connection mode, and the lower end face of the pushing sliding block 18 is matched with the transmission gear 16 in a meshing mode; the outer side of the pushing slide block 18 is fixed with the baffle 5.

Further, the bottom of the safety seat 1 is provided with a sliding groove for front and back adjustment.

Furthermore, the safety seat 1 is provided with a notch 2 which is in sliding fit with the baffle 5.

Further, the adjusting rod 11 extends to the outside of the transmission case 13.

Further, the baffle 5 is disposed above the seat belt buckle 4.

It should be noted that the utility model relates to a safety lock device of a wheel type hydraulic excavator, when in specific work,

1. a driver sits on the safety seat 1, fastens a safety belt according to driving specifications, buckles the safety belt in the safety belt buckle 4, pushes the safety lock 7 to a horizontal position, opens the safety lock 7, and can use the operating rod of the central console;

2. at the moment, an adjusting rod 11 of the safety lock 7 penetrates through a transmission box 13, the rotation of the adjusting rod 11 drives the safety lock to rotate and simultaneously drives a bevel gear I12, the rotation of the bevel gear I12 drives a bevel gear II 14 to rotate, the rotation of the bevel gear II 14 drives an output shaft 15 and a transmission gear 16 to rotate, the lower end face of a push sliding block 18 is matched with the transmission gear 16 in a meshing mode, and therefore the purpose that a push baffle 5 moves outwards is achieved, the baffle 5 is arranged above a safety belt buckle 4, and the safety belt buckle 4 is blocked; at the moment, the driver wants to open the safety belt buckle 4, and the baffle 5 blocks the safety belt buckle 4, so that the driver can not open the safety belt buckle 4 and directly leave;

3. the safety lock 7 is pulled back by a driver, an adjusting rod 11 of the safety lock 7 penetrates through a transmission box 13, the rotation of the adjusting rod 11 drives the safety lock to rotate, a bevel gear I12 is driven to rotate, a bevel gear II 14 is driven to rotate by the rotation of the bevel gear I12, an output shaft 15 and a transmission gear 16 are driven to rotate by the rotation of the bevel gear II 14, the lower end face of a sliding block 18 is pushed to be matched with the transmission gear 16 in a meshing mode, the baffle 5 is pushed to move inwards, the baffle 5 is retracted, the driver can open a safety belt buckle 4 to leave, the situation that the driver forgets to pull back the safety lock 7, the situation that the hydraulic safety lock is rotated to a locking state due to the fact that the driver forgets to touch a handle and walk pedals by mistake is effectively.

4. When adjusting safety seat 1 because of individual's needs, safety seat 1 sets up opening 2 with 5 sliding fit of baffle, baffle 5 normal operating when can be with being applicable to adjusting safety seat 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The safety lock device of the wheel type hydraulic excavator comprises a safety seat (1), a center console (3) and a safety lock (7) arranged on the inner side of the center console (3); the method is characterized in that: a safety belt buckle (4) is arranged on one side of the safety seat (1), a baffle (5) which slides along the horizontal direction is arranged in the center console (3), and a transmission structure is arranged between the baffle (5) and the safety lock (7);

the transmission structure comprises a transmission box (13), a transmission gear (16), a pushing sliding block (18) and a fixed seat (17) sleeved on the outer side of the pushing sliding block (18);

an adjusting rod (11) of the safety lock (7) is arranged in a transmission box (13) in a penetrating mode, a conical gear I (12) is fixedly sleeved on the adjusting rod (11), a conical gear II (14) is arranged on the conical gear I (12) in a meshing mode, an output shaft (15) is arranged at the axis of the conical gear II (14), the output shaft (15) is arranged in the transmission box (13) in a penetrating mode and is connected with the axis of a transmission gear (16),

the pushing sliding block (18) is arranged in an inverted concave shape, the outer side of the pushing sliding block (18) is matched with the fixed seat (17) in a sliding connection mode, and the lower end face of the pushing sliding block (18) is matched with the transmission gear (16) in a meshing mode; the outer side of the pushing slide block (18) is fixed with the baffle (5).

2. The safety lock device of a wheeled hydraulic excavator according to claim 1, wherein a slide groove for fore-and-aft adjustment is provided at the bottom of the safety seat (1).

3. The safety lock device of a wheel type hydraulic excavator according to claim 2, wherein the safety seat (1) is provided with a notch (2) which is in sliding fit with the baffle (5).

4. The safety lock device for a wheeled hydraulic excavator according to claim 1, characterized in that said adjusting lever (11) is extended to the outside of the transmission case (13).

5. The safety lock device for a wheeled hydraulic excavator according to claim 1, characterized in that the flapper (5) is disposed above the belt buckle (4).