CN218640711U

CN218640711U - Rotary table seat and engineering machinery

Info

Publication number: CN218640711U
Application number: CN202223023865.9U
Authority: CN
Inventors: 朱福召; 周敏; 宋洋; 段艺春
Original assignee: Hunan Zoomlion Emergency Equipment Co Ltd
Current assignee: Hunan Zoomlion Emergency Equipment Co Ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-17
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a remove the seat field, disclose a revolving stage seat and engineering machine tool, this revolving stage seat include the seat subassembly and install the walking board on the revolving stage, install seat subassembly slidable walk on the board, just the originated moving direction perpendicular to of seat subassembly when being outwards released the revolving stage. The turntable seat can be retracted in place during driving so as to meet the requirement on the overall dimension of a vehicle, and can be pushed out in place during lifting operation so as to realize better front and rear visual fields.

Description

Rotary table seat and engineering machinery

Technical Field

The utility model relates to a remove the seat, specifically, relate to a revolving stage seat. In addition, still relate to a construction machinery.

Background

The elevating fire truck is usually provided with a rotary table, when the elevating fire truck is used for elevating rescue, an operator is usually required to operate an arm support on the rotary table to perform lifting operation, and the rotary table is generally provided with a seat. According to the requirement of the overall dimension of the middle fire-fighting truck in the 5.1.3.2 items in the standard GB7956.1-2014, the requirement of the width dimension of the whole truck is not more than 2.5 meters.

At present, the domestic elevating fire rescue vehicles such as high-rise and super high-rise building rescue vehicles begin to enter a new development stage; the revolving stage that this kind of fire rescue car in high rice section needs is wider than the revolving stage width that fire rescue car in low rice section needs, like this, leads to installing conventional fixed revolving stage seat additional after, whole car width will surpass 2.5 meters in the 5.1.3.2 strips in standard GB7956.1-2014 and require the width restriction.

Moreover, in the process of expanding and contracting the large arm support of the elevating fire-fighting and rescue vehicle such as a high-meter section and an aerial ladder, the front and back visual fields are required to be wide, however, the existing rotary table seat is fixed on the rotary table and is parallel to the rotary table, so that the visual field is deviated to the front, and the working process of expanding and contracting the large arm support at the back is not beneficial to observation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a revolving stage seat is provided, this revolving stage seat can contract when going and target in place to satisfy vehicle overall dimension requirement, when lifting the height operation, can be released and target in place, realize better front and back field of vision.

The utility model discloses the technical problem who still solves provides an engineering machine tool, and this engineering machine tool can satisfy the overall dimension requirement to the vehicle when going.

In order to solve the above technical problem, an aspect of the present invention provides a rotary table seat, including a seat assembly and a platform installed on the rotary table, the seat assembly is installed slidably on the platform, and the initial moving direction perpendicular to when the seat assembly is pushed out is the rotary table.

Optionally, the seat assembly comprises a seat and a base mounted at the bottom of the seat, and a seat adjusting mechanism is arranged between the base and the walking board.

Further, the seat adjusting mechanism comprises a fixed support installed on the walking platform, a sliding support installed on the base and a linear moving mechanism installed between the fixed support and the sliding support.

Still further, the linear movement mechanism includes a slide rail mounted on one of the fixed support and the slide support and a fixed rail mounted on the other.

Optionally, a first armrest whose outward-extending portion is located outside the seat is mounted on the turntable, and a second armrest located inside the seat is disposed on the walking board.

Optionally, a drive mechanism is provided between the seat assembly and the walking board.

Specifically, the driving mechanism is a hydraulic oil cylinder or an electric push rod.

Further, the seat electric control system is used for controlling the seat assembly to move and comprises a controller and a control device used for controlling the driving mechanism to move, and the controller is in communication connection with the control device.

Furthermore, the seat electric control system further comprises a self-reset switch, and the self-reset switch is in communication connection with the controller to send a seat adjusting command to the controller.

The utility model discloses another aspect provides an engineering machine tool, is provided with any one of above-mentioned technical scheme the revolving stage seat.

Through the technical scheme, the beneficial effects of the utility model are as follows:

the seat assembly is slidably mounted on the walking platform, the moving direction of the seat assembly is perpendicular to the rotary table, so that the seat can be retracted in place during running, the requirement on the overall dimension of a vehicle in a standard is met, and the seat can be moved outwards relative to the rotary table during lifting operation, so that the seat can vertically face the arm support, and the state of the arm support at the front and the rear is conveniently observed.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a turntable seat according to an embodiment of the present invention in a use state, wherein the seat is in a retracted state;

fig. 2 is a second schematic view of a usage state of the turntable seat according to the embodiment of the present invention, wherein the seat is in a state of being pushed out to the right position;

FIG. 3 is one of the front cross-sectional views of a turntable seat in an embodiment of the present invention, wherein the seat is in a retracted position;

FIG. 4 is a second front cross-sectional view of a turntable seat in an embodiment of the present invention, wherein the seat is in a position pushed outward;

FIG. 5 is a top view of a turntable seat in an embodiment of the present invention, wherein the seat is in a position pushed outward;

FIG. 6 is a top cross-sectional view of a turntable seat in an embodiment of the present invention, with the seat in a position pushed outward;

fig. 7 is an electrical control schematic diagram of a turntable seat in an embodiment of the present invention;

fig. 8 is a logic control diagram of a turntable seat according to an embodiment of the present invention.

Description of the reference numerals

1 turntable 2 first handrail

3 seat 4 is from reset switch

5 base 6 second handrail

7 walking table 8 sliding support

9 drive mechanism 10 fixed support

11 linkage masking plate 12 first pin shaft

13 fixed rail and 14 sliding rail

15 second pin shaft

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it should be understood that the embodiments described herein are only for the purpose of illustration and explanation, and the scope of the present invention is not limited to the following embodiments.

The terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, and therefore the features defined "first", "second" may explicitly or implicitly include one or more of said features.

In the description of the present invention, it is to be understood that, for the sake of convenience of description of the present invention and for simplifying the description, the terms "outer" and "inner" are used with reference to the seat 3 itself, and generally, the seat 3 is retracted inward and the seat 3 is pushed outward. Accordingly, the terminology is based on the orientations and positional relationships illustrated in the drawings, and is not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the present invention; furthermore, the directional terms of the present invention should be understood in conjunction with the actual installation state.

Referring to fig. 1 to 6, the present invention provides a turntable seat, including a seat assembly and a platform 7, wherein the platform 7 is fixed on the turntable 1, the seat assembly is slidably mounted on the platform 7, and the initial moving direction of the seat assembly when being pushed out is perpendicular to the turntable 1.

Generally, for a lifting fire truck, an arm support is mounted on a rotary table and can rotate along with the rotary table. The utility model discloses set up the originated moving direction of seat subassembly when being outwards released into perpendicular to revolving stage, the originated moving direction perpendicular to revolving stage of "seat subassembly when being outwards released" here indicates that the seat is installed in the side of revolving stage to the seat faces the cantilever crane perpendicularly (operating personnel sits in the seat and faces the revolving stage), and its moving direction perpendicular is facing the revolving stage when the revolving stage is being kept away from to the seat. The mode that the initial moving direction of the seat assembly when the seat assembly is pushed outwards is designed to be perpendicular to the rotary table is adopted, when a vehicle runs or stops and does not unfold the supporting legs, the seat can be close to the rotary table and is in a retracted in-place state so as to meet the requirement of the standard for limiting the whole vehicle width, and when the vehicle is in a working state, the seat can be pushed out and is far away from the rotary table so as to be in a pushed out-in-place state, so that an operator can have a wider view, and the state of the arm support can be observed conveniently.

In a specific embodiment, referring to fig. 1, the utility model provides a seat adjustment mechanism, this seat adjustment mechanism install between seat subassembly and walking platform 7 to realize that the seat subassembly is the sliding motion for walking platform 7, specifically, the seat subassembly includes seat 3 and base 5, and base 5 installs in seat 3 bottom, and seat adjustment mechanism installs between base 5 and walking platform 7 for drive base 5 removes.

Referring to fig. 3 and 4, the seat adjusting mechanism includes a fixed support 10, a sliding support 8, and a linear moving mechanism, the fixed support 10 is fixedly mounted on the platform 7, the sliding support 8 is fixedly mounted on the base 5, and under the action of the linear moving mechanism, the sliding support 8 can move relative to the fixed support 10 along with the base 5.

Further, the fixed support 10 is formed into a groove structure, the sliding support 8 is formed into a frame structure, and the sliding support 8 is installed in the groove structure and can slide along the groove structure. Referring to fig. 2, when the sliding support 8 drives the base 5 to be pushed out, a gap is generated between the front end of the base 5 and the groove structure formed by the fixed support 10, and in this regard, referring to fig. 3 and 4, a linkage shielding plate 11 may be disposed at the front end of the base 5, and the linkage shielding plate 11 extends into the groove structure formed by the fixed support 10 and can move along with the base 5, and shields the gap generated between the front end of the base 5 and the groove structure formed by the fixed support 10 when the seat is in a pushed-out state.

As a specific example of the linear moving mechanism, referring to fig. 5 and 6, the linear moving mechanism may be a sliding guide rail, and specifically, may be composed of two fixed rails 13 and two sliding rails 14, the two fixed rails 13 are symmetrically and fixedly mounted on the upper surface of the fixed support 10, the two sliding rails 14 are also symmetrically and fixedly mounted on the bottom of the base 5, after the sliding rails 14 and the fixed rails 13 are assembled with each other, the sliding rails 14 are located inside the fixed rails 13 and abut against the side surfaces of the fixed rails 13 on the corresponding sides, in order to increase the relative sliding performance between the sliding rails 14 and the corresponding fixed rails 13, rollers may be disposed on the fixed rails 13 to assist the sliding of the sliding rails 14, or gears may be disposed on the fixed rails 13, correspondingly, racks may be disposed on the inner side surfaces of the sliding rails 14, and the sliding rails 14 may be driven to slide by the rotation of the gears. Of course, the installation positions of the fixed rail 13 and the sliding rail 14 may be interchanged, that is, the two fixed rails 13 are symmetrically and fixedly installed at the bottom of the base 5, the two sliding rails 14 are symmetrically and fixedly installed at the upper surface of the fixed support 10, and after the sliding rail 14 and the fixed rails 13 are assembled with each other, the sliding rail 14 is located inside the fixed rails 13.

In order to facilitate the driving of the sliding rail 14 to move relative to the fixed rail 13, a driving mechanism 9 may be provided, and specifically, referring to fig. 5 and 6, the driving mechanism 9 is installed between the seat assembly and the platform 7, one end of the driving mechanism 9 is fixedly connected to the platform 7 through a first pin 12, and the other end of the driving mechanism 9 is fixedly connected to the base 5 through a second pin 15. The driving mechanism 9 is preferably a hydraulic cylinder, or the driving mechanism 9 may be other power devices, such as an electric push rod.

In a specific embodiment, a balustrade may be provided to provide protection against movement of the seat, and in particular, referring to fig. 1 and 2, a first handrail 2 and a second handrail 6 may be provided, the first handrail 2 being mounted on the turntable 1 and located outside the seat 3, the flared-out portion of the first handrail 2 being able to block the side of the seat 3 when the seat 3 is in the pushed-out state, e.g. the vertical balustrade of the first handrail 2 is flared out to the vicinity of the handle of the seat 3; the second armrest 6 is mounted on the platform 7 and is substantially parallel to the turntable 1, and the second armrest 6 is close to the inner side of the seat 3, i.e. the second armrest 6 and the first armrest 2 are respectively located at both sides of the seat 3.

Above mainly describe for the movable mode of revolving stage seat linear motion's the condition, of course, revolving stage seat's movable mode also can be rotary motion mode, specifically, actuating mechanism 9 can the rotating electrical machines, at 5 bottom gears of base, also set up the gear on actuating mechanism 9's the rotation axis, set up the arc guide rail on walking on the platform 7, the gear of 5 bottoms of base is located the arc guide rail, through the mode of gear engagement, drive base 5 is rotary motion along the arc around actuating mechanism 9's rotation axis. Therefore, the seat 3 can move along the arc-shaped guide rail, when a vehicle runs or stops and the support legs are not unfolded, the seat 3 can be enabled to be close to the rotary table 1, the seat 3 is enabled to be in a retracted in-place state, the requirement of the standard for limiting the whole vehicle width is met, when the vehicle is in a working state, the seat 3 can be pushed out and is enabled to be far away from the rotary table 1, the seat 3 is enabled to be in a pushed-out in-place state, at the moment, the seat 3 vertically faces the arm support, a wider visual field is provided for an operator, and the state of the arm support is convenient to observe.

In particular embodiments, it may be desirable to configure the seat control system to control the movement of the seat assembly.

Referring to fig. 1, a self-reset switch 4 may be disposed on a base 5, a displacement detection device may be disposed on a driving mechanism 9, and a controller may be connected to the driving mechanism 9 through a control device, and when the vehicle is ready to operate, the controller may control the driving mechanism 9 to operate through the control device according to a received seat adjustment command, so as to push out the seat 3 in place, and when the vehicle is converted into a driving state or the leg is not unfolded during parking, the controller may control the driving mechanism 9 to operate through the control device according to the received seat adjustment command, so as to retract the seat 3 in place.

Specifically, taking the driving mechanism 9 as an example of a hydraulic oil cylinder, the displacement detecting device may be a displacement detecting sensor, such as a magnetic displacement sensor T1, referring to fig. 7 and 8, the self-reset switch 4 may be divided into a self-reset memory switch SB1, a seat ejecting switch SB2, and a seat retracting switch SB3, the control device may be divided into a seat oil cylinder ejecting electromagnetic valve Yq1 and a seat oil cylinder retracting electromagnetic valve Yq2, and the controller preferably employs a PLC controller; when the vehicle is ready to work, an operator presses the seat push-out switch SB2 to send a seat adjusting instruction to the PLC, the PLC enables the seat oil cylinder push-out electromagnetic valve Yq1 to be electrified, the telescopic rod of the driving mechanism 9 is controlled to extend out, and the seat 3 is pushed out in place. When the seat 3 is pushed out, an operator can press the self-resetting memory switch SB1 for a certain time, such as 5 seconds, according to personal habits, when the seat 3 is adjusted to a proper position, the PLC records a cylinder extending position signal and sets the position as a default initial position, after the next time of starting, when the supporting leg is in a leveling state, the PLC adjusts the seat 3 to the default initial position through an automatic operation control program arranged in the PLC, and the control program only runs once in a power-on period. Wherein, in the hydraulic cylinder working process, magnetic displacement sensor T1 real-time detection hydraulic cylinder extended position to give the PLC controller with hydro-cylinder extended position signal transmission, when the vehicle converts the running state or when parking does not expand the landing leg, operating personnel presses the seat and withdraws switch SB3, sends seat adjustment command and gives the PLC controller, and the PLC controller makes the seat hydro-cylinder withdraw solenoid valve Yq2 and gets electric, controls the telescopic link shrink of actuating mechanism 9, and seat 3 is retrieved and targets in place. Wherein, when the vehicle is retracted, the PLC controller retracts the seat 3 completely through a built-in automatic operation control program. It should be noted that, based on the technical solution of the present invention, it is easy for those skilled in the art to make an automatic operation control program according to the requirement of system operation, and store the program in the controller to operate and control the movement of the seat, and the details are not repeated herein.

For a better understanding of the technical solution of the invention, it is described below with reference to the accompanying drawings.

Referring to fig. 1 to 8, the present invention relates to a revolving table seat, including a seat assembly and a platform 7, wherein the platform 7 is installed and fixed on the revolving table 1, the seat assembly includes a seat 3 and a base 5, the base 5 is installed at the bottom of the seat 3, a fixed support 10 is fixedly installed on the platform 7, a sliding support 8 is fixedly installed on the base 5, two fixed rails 13 are symmetrically and fixedly installed on the upper surface of the fixed support 10, two sliding rails 14 are symmetrically and fixedly installed at the bottom of the base 5, after the sliding rails 14 and the fixed rails 13 are assembled with each other, the sliding rails 14 are located at the inner sides of the fixed rails 13, and abut against the side surfaces of the fixed rails 13 at the corresponding sides, in order to increase the relative sliding property between the sliding rails 14 and the corresponding fixed rails 13, rollers may be disposed on the fixed rails 13, so as to assist the sliding of the sliding rails 14, a driving mechanism 9 is installed between the base 5 and the platform 7, one end of the driving mechanism 9 is fixedly connected with the platform 7 through a first pin 12, the other end of the driving mechanism 9 is fixedly connected with the base 5 through a second pin 15, the driving mechanism 9 is preferably a pin, or the driving mechanism 9 is preferably a push rod, and may be other power device such as an electric ram. The first handrail 2 is installed on the rotary table 1 and is positioned at the outer side of the seat 3, when the seat 3 is in a pushed-out state, the outward-unfolded part of the first handrail 2 can shield the side of the seat 3, for example, the vertical handrail of the first handrail 2 is unfolded outward to be near the handle of the seat 3; the second armrest 6 is mounted on the platform 7 and is substantially parallel to the turntable 1, and the second armrest 6 is close to the inner side of the seat 3, i.e. the second armrest 6 and the first armrest 2 are respectively located at both sides of the seat 3. In addition, a seat electric control system is configured, a self-reset switch 4 is arranged on the base 5, a magnetic displacement sensor T1 is mounted on the driving mechanism 9, the self-reset switch 4 can be divided into a self-reset memory switch SB1, a seat push-out switch SB2 and a seat retraction switch SB3, the self-reset memory switch SB1, the seat push-out switch SB2 and the seat retraction switch SB3 are respectively in communication connection with a controller, and the controller is connected with the driving mechanism 9 through a seat oil cylinder push-out electromagnetic valve Yq1 and a seat oil cylinder retraction electromagnetic valve Yq2 so as to extend and retract the driving mechanism 9, so that the seat 3 can be withdrawn and retracted.

By arranging the seat adjusting mechanism between the seat 3 and the walking platform 7, when the vehicle runs or stops and the supporting legs are not unfolded, the seat 3 can be contracted in place, and the requirement on the overall dimension of the fire fighting vehicle in 5.1.3.2 in GB7956.1-2014 is met. When the vehicle is prepared to work in a supporting leg leveling state, the seat 3 can be manually adjusted in the front-back distance through the self-reset switch 4 under the control action of the controller, and can be quickly and automatically adjusted to the most comfortable position through the setting of the controller, so that the purpose of meeting the comfort of operators is achieved, and the human-computer interaction of the vehicle is perfectly reflected. Moreover, when the seat 3 is in the pushed-out state, the seat 3 vertically faces the arm support, so that an operator can conveniently observe the state of the arm support.

On the basis of the technical scheme of the utility model discloses above-mentioned revolving stage seat, the utility model also provides an engineering machine tool, wherein, it includes any one of above-mentioned technical scheme revolving stage seat. Of course, the utility model discloses a revolving stage seat also can be applied to other lifting type engineering machine tools that need adopt this mode seat, like hoist, fire engine etc..

The above description is provided for the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be implemented by various simple modifications, which all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. A turntable seat, characterized by comprising a seat assembly and a walking board (7) mounted on a turntable (1), the seat assembly being slidably mounted on the walking board (7) and the initial direction of movement of the seat assembly when pushed out being perpendicular to the turntable (1).

2. Turntable seat according to claim 1, characterized in that the seat assembly comprises a seat (3) and a base (5) mounted at the bottom of the seat (3), a seat adjustment mechanism being arranged between the base (5) and the walking board (7).

3. Turntable seat according to claim 2, characterized in that the seat adjustment mechanism comprises a fixed support (10) mounted on the walking board (7), a sliding support (8) mounted on the base (5) and a linear movement mechanism mounted between the fixed support (10) and the sliding support (8).

4. Turntable seat according to claim 3, characterized in that the linear movement mechanism comprises a sliding track (14) mounted on one of the fixed support (10) and the sliding support (8) and a fixed track (13) on the other.

5. Turntable seat according to claim 2, characterized in that the turntable (1) is provided with a first armrest (2) whose outwardly extending part is located outside the seat (3), and that the walking board (7) is provided with a second armrest (6) located inside the seat (3).

6. Turntable seat according to any one of claims 1-5, characterized in that a drive mechanism (9) is arranged between the seat assembly and the walking board (7).

7. Turntable seat according to claim 6, characterized in that the drive mechanism (9) is a hydraulic ram or an electric push rod.

8. The turret seat according to claim 6, further comprising a seat control system for controlling the movement of the seat assembly, the seat control system comprising a controller and a control device for controlling the movement of the drive mechanism (9), the controller being communicatively connected to the control device.

9. The turntable seat according to claim 8, wherein the seat electrical control system further comprises a self-reset switch (4), the self-reset switch (4) being in communication with the controller to send a seat adjustment command to the controller.

10. A working machine, characterized in that a turntable seat according to any one of claims 1 to 9 is provided.