CN201283854Y - Supporting leg operating control device of wheeled engineering machinery chassis - Google Patents
Supporting leg operating control device of wheeled engineering machinery chassis Download PDFInfo
- Publication number
- CN201283854Y CN201283854Y CNU2008201354446U CN200820135444U CN201283854Y CN 201283854 Y CN201283854 Y CN 201283854Y CN U2008201354446 U CNU2008201354446 U CN U2008201354446U CN 200820135444 U CN200820135444 U CN 200820135444U CN 201283854 Y CN201283854 Y CN 201283854Y
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- Prior art keywords
- support legs
- horizontal support
- switch
- side horizontal
- signal
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Abstract
The utility model discloses a leg operation control device of a wheel engineering mechanical chassis used for outputting a switching signal to an operation controller, comprising a control box and electric cables; the control box is provided with a control switch for controlling leg operation, which outputs the switching signal when the control switch is operated; and the electric cables are used for outputting the switching signal outputted by the control box to the operation controller. Preferably, the electric cables specifically are spring electric cables. Compared with the prior art, operating staff can leave a service platform at the workplace with narrow site and complicated surface state, and the control box is hand-hold for controlling the leg operation. Based on the utility model, the operating staff can stand at any side of the vehicle body to have real-time monitoring and can stop the leg motion when dangers appear by loosing the button switch of the control box, thereby improving the safety of leg operation control.
Description
Technical field
The utility model relates to the control technology of industrial wheeled equipment, is specifically related to a kind of ground jack operating control device of wheel type engineering machinery chassis.
Background technology
During the load operation, wheel type engineering machinery chassis need stretch out supporting leg usually with the raising working stability, such as, wheel crane, elevating fire truck or the like.As the important component part of fire-fighting system, have relatively high expectations to elevating fire truck in fire-fighting market, along with the high meter level development of urban skyscraper, for the working stability of elevating fire truck higher requirement arranged also.Existing elevating fire truck mainly is made up of individual main portion: chassis, lifting arm support, workplatform or water cannon; Wherein, lifting arm support is installed on the chassis, and workplatform or water cannon are installed in the jib front end, launches operation by stretching out of jib, finishes the act height and rescues people or fire extinguishing operation.
In the operation operating mode of maximal work height and work range, in order to improve the working stability of fire extinguishing tanker, guarantee the person and property safety in the operation process, the both sides of existing elevating fire truck chassis frame are respectively arranged with two horizontal support legs and two vertical leg.Before the operation, need stretch out four horizontal support legs earlier, it is stressed to stretch out four vertical leg again, the step flat chassis of going forward side by side, thus be that the lifting operation of getting on the bus improves failure-free and guarantees; Two horizontal support legs of a side can be only stretched out in the limited place in the space, treat that four vertical leg stretch out leveling chassis, back entirely.After the lifting Job Operations is finished, regain supporting leg in reverse order.
The get off horizontal support legs and the concentrated usually rear operating platform place that is arranged on car body of vertical leg handling device of existing elevating fire truck, because car body broad, higher, when operating personal carried out the supporting leg control operation at service platform, existence can't be seen the problem of the operating state of forward and backward supporting leg.The working space broad for the place, that ground is solid, the influence of the problems referred to above are not very outstanding; But, the working space narrow for the place, that surface state is complicated, supporting leg stretch out operation control require different, such as, horizontal support legs can not be stretched entirely, vertical leg can not be sunk or the like, therefore, based on existing supporting leg handling device, the operator can't monitor the supporting leg state of kinematic motion, the operation control that needs two people to cooperate usually just to finish supporting leg, to improve the safety of supporting leg operation control, operation is restricted.
The utility model content
At above-mentioned defective, the technical matters that the utility model solves is, a kind of ground jack operating control device of wheel type engineering machinery chassis is provided, and is convenient to operating personal is observed supporting leg when carrying out supporting leg operation control state of kinematic motion, to improve processing safety.
The ground jack operating control device of the wheel type engineering machinery chassis that the utility model provides is used for output switching signal to steering controller, comprises control capsule and cable; Has the master cock that is used to control the supporting leg operation on the described control capsule, output switching signal during operation control switch; Described cable is used for exporting the on-off signal of control capsule output to steering controller.
Preferably, described cable is specially spring cable.
Preferably, described master cock comprises select switch, left side horizontal support legs operating switch, right side horizontal support legs operating switch and vertical leg operating switch; Described select switch has two mode of operations, and under first mode of operation, output starts supporting leg and stretches out the on-off signal of operation, and under second mode of operation, output starts the on-off signal of supporting leg recovery operation; Described left side horizontal support legs operating switch is used to export the on-off signal of left side horizontal support legs operation; Described right side horizontal support legs operating switch is used to export the on-off signal of right side horizontal support legs operation; Described vertical leg operating switch is used to export the on-off signal of vertical leg operation; When selecting switch to be under first mode of operation, operate described left side horizontal support legs operating switch or right side horizontal support legs operating switch or vertical leg operating switch respectively, can export respectively the left side horizontal support legs stretch out the operation or the right side horizontal support legs stretch out the operation or vertical leg stretch out the on-off signal of operation; When selecting switch to be under second mode of operation, operate described left side horizontal support legs operating switch or right side horizontal support legs recovery operation switch or vertical leg recovery operation switch respectively, can export the on-off signal of left side horizontal support legs recovery operation or right side horizontal support legs recovery operation or vertical leg recovery operation respectively.
Preferably, on the car body on described chassis, be set with mounting bracket, on described manipulation control capsule, be set with attaching parts, between described attaching parts and the mounting bracket for removably connecting.
Preferably, the external part of described attaching parts has projection, has on the described mounting bracket and the suitable mounting groove of described projection, and the projection of described attaching parts is inserted in the mounting groove of described mounting bracket.
Preferably, the mounting groove on the described mounting bracket is " T " font, and the cross-sectional plane of described projection is " T " font suitable with described mounting groove.
The utility model is on the basis of existing hydraulic control system, what increased a tape cable shakes the control box, remote-control box is provided with master cock, can export on-off signal to steering controller by cable, steering controller outputs signal to the supporting leg control cock after handling the on-off signal that is received, and then finishes for the control of shaking of wheel type engineering machinery chassis supporting leg and operate.The ground jack operating control device of the wheel type engineering machinery chassis that the utility model provides compared with prior art, the working space narrow in the place, that surface state is complicated, operating personal can leave service platform, hand-held control capsule carries out the control of supporting leg operation, based on the utility model, operating personal can stand in any side of car body and monitor in real time, finds that the dangerous button switch that unclamps on the control capsule can stop the motion of supporting leg, and then improves the safety of supporting leg operation control.
In the preferred version of the present utility model, described master cock is specially: select switch, left side horizontal support legs operating switch, right side horizontal support legs operating switch and vertical leg operating switch, respectively with the existing corresponding setting of master cock that fixedly installs the supporting leg operation, like this, need not to improve the existing hydraulic control system of design, just can be suitable for the ground jack operating control device of wheel type engineering machinery chassis described in the utility model.
In another preferred version of the present utility model, described ground jack operating control device also comprise the fixed support that is fixedly installed on the car body and with control capsule bonded assembly attaching parts, described attaching parts and fixed support are for removably connecting, such as: plug-in mounting connects, control setup described in the utility model can be connected and fixed by attaching parts and support bracket fastened plug-in mounting at non-working condition; In running condition, take off control capsule from fixed support and get final product.In addition, described cable is selected spring cable for use, and cable centre portion coiled spring shape can be elongated, and automatically replies after unclamping, and is beneficial to taking in of cable.
The utility model reasonable in design can be widely used in the supporting leg control of wheel type engineering machinery chassis.
Description of drawings
Fig. 1 is the integral structure scheme drawing of the ground jack operating control device of wheel type engineering machinery chassis provided by the utility model;
Fig. 2 is the front view of control capsule described in the specific embodiment;
Fig. 3 is the unit block diagram of the utility model when being in running condition.
Among the figure:
The specific embodiment
Core concept of the present utility model is, a kind of ground jack operating control device of wheel type engineering machinery chassis is provided, and is used for output switching signal to steering controller, comprises control capsule and cable; Has the master cock that is used to control the supporting leg operation on the described control capsule, output switching signal during operation control switch; Described cable is used for exporting the on-off signal of control capsule output to steering controller.The working space narrow in the place, that surface state is complicated, operating personal can leave service platform, and hand-held control capsule carries out the control of supporting leg operation, but the state of kinematic motion of Real Time Observation supporting leg, and then improve the safety that the supporting leg operation is controlled.
Specify present embodiment below in conjunction with Figure of description.
See also Fig. 1, this figure is the integral structure scheme drawing of the ground jack operating control device of wheel type engineering machinery chassis provided by the utility model.
As shown in Figure 1, control capsule 1 is provided with select switch 11, left side horizontal support legs operating switch 12, right side horizontal support legs operating switch 13 and vertical leg operating switch 14.
Wherein, described select switch 11 has two mode of operations, and under first mode of operation, output starts supporting leg and stretches out the on-off signal of operation, and under second mode of operation, output starts the on-off signal of supporting leg recovery operation; Described left side horizontal support legs operating switch 12 is used to export the on-off signal of left side horizontal support legs operation. Described right side horizontal support legs operating switch 13 is used to export the on-off signal of right side horizontal support legs operation; Described vertical leg operating switch 14 is used to export the on-off signal of vertical leg operation.Need to prove that the setting of described master cock is identical with the switch of the hydraulic control system supporting leg control part of existing car, the steering controller 5 of receiving key signal adopts the existing existing controller of car.Therefore, need not to improve the existing hydraulic control system of design, just can be suitable for the ground jack operating control device of wheel type engineering machinery chassis described in the utility model.
See also Fig. 2, this figure is the front view of the described control capsule of present embodiment.
As shown in Figure 2, select switch 11 adopts rotor switch, and have three gears: the I position is first mode of operation, promptly stretches out operation; The II position is second mode of operation, i.e. recovery operation; The O position is an off working state.Left side horizontal support legs operating switch 12, right side horizontal support legs operating switch 13 and vertical leg operating switch 14 all adopt button switch, and in operating process, button is pinned always, unclamp the back action and stop automatically.In fact, above-mentioned switch also can be selected the other types switch, as long as satisfy the function needs, all in the protection domain of this patent.
When select switch 11 placed the O position, at this moment engine throttle was got back to idling automatically, by all akinesias of any button supporting leg.
In the time of need stretching out supporting leg, select switch 11 places the first mode of operation I, engine throttle strengthens, and then the drive oil pump improves output liquid amount, at this moment, press described left side horizontal support legs operating switch 12 or right side horizontal support legs operating switch 13 or vertical leg operating switch 14 respectively, can export respectively the left side horizontal support legs stretch out the operation or the right side horizontal support legs stretch out the operation or vertical leg stretch out the on-off signal of operation, particularly, at first press left and right horizontal supporting leg operating switch, the left and right horizontal supporting leg can be operated simultaneously also and can operate respectively, press the vertical leg operating switch then, identical with existing supporting leg control is that after four vertical leg were all stressed, the leveling of getting off was automatically operated.
When needing to regain supporting leg, select switch 11 places the second mode of operation II, engine throttle strengthens, press described left side horizontal support legs operating switch 12 or right side horizontal support legs recovery operation switch 13 or vertical leg recovery operation switch 14 respectively, can export the on-off signal of left side horizontal support legs recovery operation or right side horizontal support legs recovery operation or vertical leg recovery operation respectively, particularly, at first press the vertical leg operating switch, the operation that realization is regained vertical leg, press left and right horizontal supporting leg operating switch then, similarly, the left and right horizontal supporting leg can be operated simultaneously also and can operate respectively.
See also Fig. 3, this figure is the unit block diagram of the utility model when being in running condition.
As scheme shown in the institute 3, control signal transitive relation of the present utility model is roughly the same with the supporting leg control setup of existing car.The on-off signal of control capsule 1 output exports steering controller to, and steering controller outputs control signals to the working cell, downstream after handling on-off signal.The on-off signal of select switch 11 outputs control signals to driving engine after treatment, and engine throttle strengthens, and then improves the oil pump output liquid amount.Two mode of operations based on select switch 11, operation left side horizontal support legs operating switch 12, right side horizontal support legs operating switch 13 or vertical leg operating switch 14, can output control signals to left side horizontal support legs control cock, right side horizontal support legs control cock, right front vertical leg control cock, right back vertical leg control cock, left front vertical leg control cock or left back vertical leg control cock respectively, finish by each power element driving supporting leg and stretch out or recovery operation.
Special version, the hydraulic control system of supporting leg operation is not the inventive point place of this patent, it and prior art are identical, so do not repeat them here.
Further, on the car body 6 on described chassis, be set with mounting bracket 4, on described manipulation control capsule 1, be set with attaching parts 3, between described attaching parts 3 and the mounting bracket 4 for removably connecting, such as, plug-in mounting connects.At non-working condition, can be connected and fixed by the plug-in mounting of attaching parts 3 with fixed support 4; In running condition, take control capsule 1 from fixed support 4 and get final product.In addition, described cable 2 is selected spring cable for use, and cable centre portion coiled spring shape can be elongated, and automatically replies after unclamping, and is beneficial to taking in of cable.
Fig. 1 shows the plug-in mounting annexation between described attaching parts and the mounting bracket.
The external part of described attaching parts 3 has projection 31, has the mounting groove 41 suitable with described projection 31 on the described mounting bracket 4, and the projection 31 of described attaching parts 3 is inserted in the mounting groove 41 of described mounting bracket 4.
Need to prove that the mounting groove 41 on the mounting bracket 4 shown in the figure is " T " font, the cross-sectional plane of projection 31 is " T " font suitable with described mounting groove 41.In fact, described projection 31 is not limited to " T " shown in figure font with the shape of mounting groove 41, all can as long as be convenient to realize the plug-in mounting annexation between attaching parts 3 and the mounting bracket 4.Wherein, but mounting groove 41 horizontally sets also can vertically be provided with, for the mounting groove 41 of vertical setting, the lower end of mounting groove 41 need have position limiting structure, such as, spacing preiection can certainly be as shown in FIG., the lower end of mounting groove 41 is non-conduction.
In addition, the relation of removably connecting between described attaching parts 3 and the mounting bracket 4 also is not limited to the plug-in mounting annexation shown in the figure, and the realization of the relation of removably connecting can be used buckle connection structure or threaded fasteners.
To sum up, the utility model is on the basis of existing hydraulic control system, what increased a band spring cable shakes the control box, remote-control box is provided with master cock, can on-off signal be exported to the steering controller of existing car by cable, steering controller outputs signal to the supporting leg control cock after handling the on-off signal that is received, and then finishes for the control of shaking of wheel type engineering machinery chassis supporting leg and operate.Like this, the working space narrow in the place, that surface state is complicated, operating personal can be handed the control that control capsule carries out the supporting leg operation, the any side that stands in car body is monitored in real time, find that the dangerous button switch that unclamps on the control capsule can stop the motion of supporting leg, and then improve the safety of supporting leg operation control.Have reasonable in design, failure-free advantage, have a extensive future.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1, the ground jack operating control device of wheel type engineering machinery chassis is used for output switching signal to steering controller, it is characterized in that, comprising:
Control capsule has the master cock that is used to control the supporting leg operation, output switching signal during operation control switch on it; With
Cable is used for exporting the on-off signal of control capsule output to steering controller.
2, the ground jack operating control device of wheel type engineering machinery chassis according to claim 1 is characterized in that, described cable is specially spring cable.
3, the ground jack operating control device of wheel type engineering machinery chassis according to claim 2 is characterized in that, described master cock comprises:
Select switch has two mode of operations, and under first mode of operation, output starts supporting leg and stretches out the on-off signal of operation, and under second mode of operation, output starts the on-off signal of supporting leg recovery operation;
Left side horizontal support legs operating switch is used to export the on-off signal of left side horizontal support legs operation;
Right side horizontal support legs operating switch is used to export the on-off signal of right side horizontal support legs operation; With
The vertical leg operating switch is used to export the on-off signal of vertical leg operation;
When selecting switch to be under first mode of operation, operate described left side horizontal support legs operating switch or right side horizontal support legs operating switch or vertical leg operating switch respectively, can export respectively the left side horizontal support legs stretch out the operation or the right side horizontal support legs stretch out the operation or vertical leg stretch out the on-off signal of operation; When selecting switch to be under second mode of operation, operate described left side horizontal support legs operating switch or right side horizontal support legs recovery operation switch or vertical leg recovery operation switch respectively, can export the on-off signal of left side horizontal support legs recovery operation or right side horizontal support legs recovery operation or vertical leg recovery operation respectively.
4, the ground jack operating control device of wheel type engineering machinery chassis according to claim 1, it is characterized in that, on the car body on described chassis, be set with mounting bracket, on described manipulation control capsule, be set with attaching parts, between described attaching parts and the mounting bracket for removably connecting.
5, the ground jack operating control device of wheel type engineering machinery chassis according to claim 4, it is characterized in that, the external part of described attaching parts has projection, have on the described mounting bracket and the suitable mounting groove of described projection, the projection of described attaching parts is inserted in the mounting groove of described mounting bracket.
6, the ground jack operating control device of wheel type engineering machinery chassis according to claim 5 is characterized in that, the mounting groove on the described mounting bracket is " T " font, and the cross-sectional plane of described projection is " T " font suitable with described mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201354446U CN201283854Y (en) | 2008-09-28 | 2008-09-28 | Supporting leg operating control device of wheeled engineering machinery chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201354446U CN201283854Y (en) | 2008-09-28 | 2008-09-28 | Supporting leg operating control device of wheeled engineering machinery chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201283854Y true CN201283854Y (en) | 2009-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201354446U Expired - Lifetime CN201283854Y (en) | 2008-09-28 | 2008-09-28 | Supporting leg operating control device of wheeled engineering machinery chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201283854Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101683843B (en) * | 2008-09-28 | 2012-05-02 | 徐州重型机械有限公司 | Ground jack operating control device of wheel type engineering machinery chassis |
| CN104784850A (en) * | 2015-03-04 | 2015-07-22 | 徐州重型机械有限公司 | Support leg control box and elevating fire fighting truck |
-
2008
- 2008-09-28 CN CNU2008201354446U patent/CN201283854Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101683843B (en) * | 2008-09-28 | 2012-05-02 | 徐州重型机械有限公司 | Ground jack operating control device of wheel type engineering machinery chassis |
| CN104784850A (en) * | 2015-03-04 | 2015-07-22 | 徐州重型机械有限公司 | Support leg control box and elevating fire fighting truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090805 Effective date of abandoning: 20080928 |