CN207292158U - Guard bar device before the driver's cabin of quarry tipper - Google Patents
Guard bar device before the driver's cabin of quarry tipper Download PDFInfo
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- CN207292158U CN207292158U CN201721399470.5U CN201721399470U CN207292158U CN 207292158 U CN207292158 U CN 207292158U CN 201721399470 U CN201721399470 U CN 201721399470U CN 207292158 U CN207292158 U CN 207292158U
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- guardrail
- switch
- lifting
- driver
- cabin
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Abstract
The utility model discloses guard bar device before a kind of driver's cabin of quarry tipper, including elevating mechanism, guide rail, upper limit close to switch, upper tablet, lower limit close to switch, lower tablet, load lifting cylinder, guard bar lifting switch, controller, lifting solenoid valve, decline solenoid valve are further included.Elevating mechanism is connected with load lifting cylinder by upper tablet, and lower tablet is welded on tablet, and guide rail is fixed on guardrail and on middle guardrail, upper limit is installed on guide rail close to switch and lower limit close to switch, and load lifting cylinder is installed on vertical rod of guardrail；Guard bar lifting switch, upper limit are connected to controller input terminal close to switch and lower limit close to switch, lift solenoid valve and decline solenoid valve is connected to controller output end.The utility model make before driver's cabin guardrail can automatic lifting, guardrail influences driver's sight before can solving the problems, such as cab of mine dump truck at all, effectively improves the security and conevying efficiency of quarry tipper.
Description
Technical field
Guard bar device before a kind of driver's cabin of quarry tipper is the utility model is related to, belongs to technical field of engineering machinery.
Background technology
Quarry tipper is one of important crucial equipment in surface mine exploitation and extensive earthworks, is mainly used for
The transport of various bulk materials.For quarry tipper since vehicle is huge, position of walking on stage is very high, high about 1 meter of guardrail around of walking on stage
Good safety protection function is played, but therefore guardrail gear in the middle part of driver's cabin front glass, adds blind area, influences to drive
The person of sailing observes road ahead, causes security risk, influences driver's mood, so as to reduce conevying efficiency.
The content of the invention
In view of the above-mentioned problems of the prior art, the utility model provides guardrail before a kind of driver's cabin of quarry tipper
Device, make before driver's cabin guardrail can automatic lifting, simple in structure, easy for installation, intelligence is reliable, can solve mining self-unloading at all
Guardrail influences the problem of driver's sight before car driver's cabin, effectively improves the security and conevying efficiency of quarry tipper.
To achieve these goals, the utility model is achieved through the following technical solutions：
Guard bar device before a kind of driver's cabin of quarry tipper, including preceding guard rail support and control device；The preceding guardrail
Stent includes an elevating mechanism, multiple middle guardrails, two vertical rod of guardrail, two upper guardrail, two side rails and a bottom plates；
The elevating mechanism is made of multiple lifting montants and a horizon bar, by the next on multiple lifting montant horizon bars
Move；Two vertical rod of guardrail are located at elevating lever both sides respectively, by welding in one between the fixed part of two neighboring lifting montant
Guardrail is connected, and is connected between vertical rod of guardrail and the fixed part of similar lifting montant by welding a middle guardrail；Guardrail
Weld a upper guardrail in the top of montant；Guardrail is mutually welded with side rail again on each, the elevating mechanism, vertical rod of guardrail and
Mutually welded with bottom plate the bottom of side rail；The control device includes two load lifting cylinders, and the cylinder body of each load lifting cylinder is fixed
In the lower part of vertical rod of guardrail, it is connected by load lifting cylinder with horizon bar, guardrail automatic lifting before realization.
Preferably, it is connected at the top of the motion bar of the load lifting cylinder by upper tablet with horizon bar, the upper tablet
Bottom is welded with lower tablet, and a guide rail, and guide rail and horizon bar are respectively welded between the upper guardrail and middle guard bar of both sides
Between be slidably matched, guide upper be equipped with upper limit close to switch, guide rail lower part be equipped with lower limit close to switch.
Preferably, guard bar lifting switch is further included, the guard bar lifting switch, upper limit connect close to switch and lower limit
Nearly switch is electrically connected with the input terminal of controller respectively, and the output terminal of controller is electric with lifting solenoid valve and decline solenoid valve respectively
Connection, the load lifting cylinder are electrically connected with lifting solenoid valve and decline solenoid valve respectively again.
Preferably, the inferior part of the cylinder block of the load lifting cylinder, which is equipped with, resets hydraulic fluid port.
Preferably, the cylinder body top of the load lifting cylinder is equipped with forced landing hydraulic fluid port.
The utility model beneficial effect：
Make before driver's cabin guardrail can automatic lifting, simple in structure, easy for installation, intelligence is reliable, can solve to drive at all
Guardrail influences the problem of pilot's line of vision before room, effectively improves the security and conevying efficiency of quarry tipper.
Brief description of the drawings
Fig. 1 be the utility model driver's cabin before guard bar device schematic diagram；
Fig. 2 is the control method block diagram of the utility model.
In figure：1st, elevating mechanism, 1a, lifting montant, 1b, horizon bar, 2, lower tablet, 3, upper tablet, 4, guide rail, 5,
Upper guardrail, 6, upper limit close to switch, 7, lower limit close to switch, 8, forced landing hydraulic fluid port, 9, load lifting cylinder, 10, reset hydraulic fluid port, 11,
Vertical rod of guardrail, 12, middle guardrail, 13, lifting solenoid valve, 14, decline solenoid valve, 15, guard bar lifting switch, 16, side rail, 17,
Bottom plate, 18, controller.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, guard bar device before a kind of driver's cabin of quarry tipper, including preceding guard rail support and control
Device；Preceding guard rail support includes the upper guardrail 5, two of an elevating mechanism 1, multiple middle vertical rod of guardrail 11, two of guardrail 12, two
Side rail 16 and a bottom plate 17；Elevating mechanism 1 is made of a multiple lifting montant 1a and horizon bar 1b, passes through multiple liftings
Montant 1a causes horizon bar 1b upper and lower displacements；Two vertical rod of guardrail 11 are located at 1 both sides of elevating lever, two neighboring lifting montant respectively
It is connected between the fixed part of 1a by welding a middle guardrail 12, the fixed part of vertical rod of guardrail 11 and similar lifting montant 1a
Between by weld a middle guardrail 12 be connected；Weld a upper guardrail 5 in the top of vertical rod of guardrail 11；Guardrail 5 on each
Welded again with 16 phase of side rail, the bottom of elevating mechanism 1, vertical rod of guardrail 11 and side rail 16 is welded with 17 phase of bottom plate；
Control device includes two load lifting cylinders 9, and the inferior part of the cylinder block of load lifting cylinder 9, which is equipped with, resets hydraulic fluid port 10, the cylinder body of load lifting cylinder 9
Top is equipped with forced landing hydraulic fluid port 8, and the cylinder body of each load lifting cylinder 9 is fixed on the lower part of vertical rod of guardrail 11, passes through load lifting cylinder 9 and level
Bar 1b is connected, guardrail automatic lifting before realization.
It is connected at the top of the motion bar of load lifting cylinder 9 by upper tablet 3 with horizon bar 1b, upper 3 bottom of tablet is welded with down
Tablet 2, a guide rail 4 is respectively welded between the upper guardrail 5 and middle guard bar 12 of both sides, and between guide rail 4 and horizon bar 1b
It is slidably matched, 4 top of guide rail is equipped with upper limit close to switch 6, and 4 lower part of guide rail is equipped with lower limit close to switch 7.
Guard bar lifting switchs the close switch 6 of 15, upper limit and the close switch 7 of the lower limit input terminal with controller 18 respectively
Be electrically connected, the output terminal of controller 18 respectively with lifting solenoid valve 13 and declining solenoid valve 14 and being electrically connected, load lifting cylinder 9 but respectively with
Lifting solenoid valve 13 and decline solenoid valve 14 are electrically connected.
The course of work：When guardrail lifts before needs, operating personnel operate the guard bar lifting switch of cabin interior
15, control lifting solenoid valve 13 to open by controller 18, decline solenoid valve 14 and disconnect so that hydraulic oil through reset hydraulic fluid port 10 into
Entering load lifting cylinder 9, load lifting cylinder 9 lifts horizon bar 1b along guide rail 4, when upper limit detects upper tablet 3 close to switch 6,
Controller 18 receives signal and controls lifting solenoid valve 13 to disconnect, declines solenoid valve 14 and disconnect, cut-out oil circuit, load lifting cylinder 9 into
Enter hold mode, horizon bar 1b gives rise to peak.
When guardrail declines before needs, operating personnel operate the guard bar lifting switch 15 of cabin interior, pass through control
Device 18 processed control declines solenoid valve 14 and opens, lift solenoid valve 13 and disconnect, so that hydraulic oil is through the entrance load lifting cylinder 9 of hydraulic fluid port 8 that force-lands,
Load lifting cylinder 9 force-lands horizon bar 1b along guide rail 4, and when lower limit detects lower tablet 2 close to switch 7, controller 18 connects
Receiving signal and control and decline solenoid valve 14 and disconnect, lift solenoid valve 13 and disconnect, cut-out oil circuit, load lifting cylinder 9 enters hold mode,
Horizon bar 1b drops to minimum point.
When guardrail is maintained at any position before needs, operating personnel operate the guard bar lifting switch 15 of cabin interior,
Lifting solenoid valve 13 is controlled by controller 18 and declines solenoid valve and disconnects 14, load lifting cylinder 9 is no longer flexible, and horizon bar 1b is maintained at
This position.
As described above, guard bar device before the cab of mine dump truck of the utility model, guardrail can be automatic before making driver's cabin
Lifting, simple in structure, easy for installation, intelligence is reliable, and guardrail influences pilot's line of vision before can solving the problems, such as driver's cabin at all,
Effectively improve the security and conevying efficiency of quarry tipper.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
- A kind of 1. guard bar device before driver's cabin of quarry tipper, it is characterised in that：Including preceding guard rail support and control device；The preceding guard rail support includes an elevating mechanism（1）, multiple middle guardrails（12）, two vertical rod of guardrail（11）, on two Guardrail（5）, two side rails（16）With a bottom plate（17）；The elevating mechanism（1）By multiple lifting montants（1a）With a horizon bar（1b）Composition, passes through multiple lifting montants （1a）So that horizon bar（1b）Upper and lower displacement；Two vertical rod of guardrail（11）It is located at elevating lever respectively（1）Both sides, two neighboring lifting Montant（1a）Fixed part between pass through weld a middle guardrail（12）It is connected, vertical rod of guardrail（11）With similar lifting montant （1a）Fixed part between pass through weld a middle guardrail（12）It is connected；Vertical rod of guardrail（11）Top weld a upper guardrail （5）；Guardrail on each（5）And and side rail（16）Mutually weld, the elevating mechanism（1）, vertical rod of guardrail（11）And side rail （16）Bottom and bottom plate（17）Mutually weld；The control device includes two load lifting cylinders（9）, each load lifting cylinder（9）Cylinder body be fixed on vertical rod of guardrail（11）Under Portion, passes through load lifting cylinder（9）With horizon bar（1b）It is connected, guardrail automatic lifting before realization.
- 2. guard bar device before the driver's cabin of quarry tipper according to claim 1, it is characterised in that：The load lifting cylinder （9）Motion bar at the top of pass through upper tablet（3）With horizon bar（1b）It is connected, the upper tablet（3）Bottom is welded with lower sense Answer plate（2）, the upper guardrail in both sides（5）With middle guard bar（12）Between be respectively welded with a guide rail（4）, and guide rail（4）With level Bar（1b）Between be slidably matched, guide rail（4）Top is equipped with upper limit close to switch（6）, guide rail（4）Lower part is approached equipped with lower limit Switch（7）.
- 3. guard bar device before the driver's cabin of quarry tipper according to claim 2, it is characterised in that：Further include guardrail liter Drop switch（15）, the guard bar lifting switch（15）, upper limit close to switch（6）With the close switch of lower limit（7）Respectively with control Device processed（18）Input terminal be electrically connected, controller（18）Output terminal respectively with lift solenoid valve（13）With decline solenoid valve（14） It is electrically connected, the load lifting cylinder（9）Again respectively with lifting solenoid valve（13）With decline solenoid valve（14）It is electrically connected.
- 4. guard bar device before the driver's cabin of quarry tipper according to any one of claims 1 to 3, it is characterised in that：Institute State load lifting cylinder（9）Inferior part of the cylinder block be equipped with reset hydraulic fluid port（10）.
- 5. guard bar device before the driver's cabin of quarry tipper according to any one of claims 1 to 3, it is characterised in that：Institute State load lifting cylinder（9）Cylinder body top be equipped with forced landing hydraulic fluid port（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399470.5U CN207292158U (en) | 2017-10-27 | 2017-10-27 | Guard bar device before the driver's cabin of quarry tipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399470.5U CN207292158U (en) | 2017-10-27 | 2017-10-27 | Guard bar device before the driver's cabin of quarry tipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207292158U true CN207292158U (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721399470.5U Active CN207292158U (en) | 2017-10-27 | 2017-10-27 | Guard bar device before the driver's cabin of quarry tipper |
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| CN (1) | CN207292158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839763A (en) * | 2017-10-27 | 2018-03-27 | 徐州徐工矿山机械有限公司 | Guard bar device and its control method before a kind of driver's cabin of quarry tipper |
-
2017
- 2017-10-27 CN CN201721399470.5U patent/CN207292158U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839763A (en) * | 2017-10-27 | 2018-03-27 | 徐州徐工矿山机械有限公司 | Guard bar device and its control method before a kind of driver's cabin of quarry tipper |
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