CN217842170U - Anti-collision system for support legs of anchor prying trolley - Google Patents
Anti-collision system for support legs of anchor prying trolley Download PDFInfo
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- CN217842170U CN217842170U CN202221912016.6U CN202221912016U CN217842170U CN 217842170 U CN217842170 U CN 217842170U CN 202221912016 U CN202221912016 U CN 202221912016U CN 217842170 U CN217842170 U CN 217842170U
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Abstract
The application discloses an anti-collision system for support legs of a prying and anchoring trolley, which comprises a transmission, a control valve, at least two hydraulic locks and at least two hydraulic cylinders for controlling the support legs of the prying and anchoring trolley to work, wherein the hydraulic cylinders are connected with the support legs of the prying and anchoring trolley; the hydraulic cylinders are connected with hydraulic locks, and the hydraulic cylinders and the hydraulic locks are arranged in a one-to-one correspondence manner; the hydraulic oil cylinder drives the hydraulic lock to output high level or low level; the hydraulic lock is connected with the control valve, the control valve is connected with the transmission, and the control valve controls the transmission to be in a non-braking state or a braking state according to the level state of the hydraulic lock. The safety of the trolley system is effectively improved.
Description
Technical Field
The application relates to sled anchor trolley technical field especially relates to a sled anchor trolley landing leg anticollision system.
Background
The anchor prying trolley is characterized in that broken and unstable pumice must be removed from a top plate and two sides of an operation site after blasting in an underground mine excavation operation cycle so as to ensure the safety of field operation personnel and equipment. The mine develops the anchor prying trolley on the basis of using the handheld prying machine, and realizes mechanization of prying work.
Like chinese patent application "a multi-functional arch bores sled anchor platform truck", application (patent) no: CN202111563779.4; the trolley comprises a trolley main body, wherein a trolley chassis is fixedly arranged on the trolley main body, three groups of chain conveying assemblies are arranged on the trolley chassis side by side, a middle arm frame seat is arranged on the chain conveying assembly in the middle, side arm frame seats are arranged on the chain conveying assemblies on two sides, side arm frame assemblies are arranged on the side arm frame seats, and an arch frame clamping assembly and an operation table are arranged on the side arm frame assemblies; a rock drilling prying anchor arm frame is arranged on the middle arm frame seat, and a rock drill for rock drilling construction and a breaking hammer for prying anchor construction are arranged on the rock drilling prying anchor arm frame; and a plurality of groups of hydraulic support legs for auxiliary support are arranged at the lower end of the chassis of the trolley.
When the anchor prying trolley is used for prying, the supporting legs of the trolley are required to be lowered to form support, so that the stable posture of the anchor prying trolley during operation is ensured. And under the state of prying the anchor trolley, the supporting legs of the trolley need to be folded in advance. When an operator forgets to retract the support legs or the support legs are not retracted in place, the anchor lifting trolley is pried in running, and serious damage can be caused to the vehicle. In the use process of the existing anchor prying trolley, under the condition that the supporting legs are not retracted, the accident that the trolley is damaged due to the fact that an operator drives the trolley occurs occasionally.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application will be solved provides a sled anchor platform truck landing leg anticollision system, the effectual security that has promoted platform truck system.
The technical scheme adopted by the application is as follows: an anti-collision system for a support leg of an anchor prying trolley comprises a transmission, a control valve, at least two hydraulic locks and at least two hydraulic cylinders for controlling the support leg of the anchor prying trolley to work, wherein the hydraulic cylinders are connected with the support leg of the anchor prying trolley; the hydraulic cylinders are connected with hydraulic locks, and the hydraulic cylinders and the hydraulic locks are arranged in a one-to-one correspondence manner; the hydraulic cylinder works to drive the hydraulic lock to output high level or low level; the hydraulic lock is connected with the control valve, the control valve is connected with the transmission, and the control valve controls the transmission to be in a non-braking state or a braking state according to the level state of the hydraulic lock.
Compared with the prior art, the hydraulic locking device has the advantages that the hydraulic locks are connected to each hydraulic oil cylinder at first, and the working state of the hydraulic oil cylinders is reflected through the hydraulic locks. Specifically, the hydraulic lock can be in a high level state or a low level state according to the working state reaction position of the hydraulic oil cylinder. Secondly, a hydraulic lock is designed to be connected with the control valve. The high level and low level states of the hydraulic lock can be acquired by the control valve. The control valve thus acquires the operating state of the hydraulic ram and the control valve is able to control the operating state of the variator. Thus, the control valve in the present application can control the state of the transmission according to the level state of the hydraulic lock. In conclusion, the working state of the hydraulic oil cylinder and the working state of the transmission are mutually related. And then realize when sled anchor platform truck landing leg does not retrieve and target in place, the derailleur of stock platform truck is in non-braking state, and the security of sled anchor platform truck has effectively been improved to the unable state of marcing of stock platform truck promptly.
In some embodiments of the present application, the hydraulic lock is initially high, and the control valve controls the transmission to be in a non-braking state. Namely, the anchor picking trolley is electrified, and the hydraulic lock is in a high level state. The hydraulic lock is arranged by the structure, so that the hydraulic lock cannot be out of order due to power-on and power-off, and the damage to the trolley caused by the fact that an operator runs the vehicle under the condition that the supporting legs are not retracted is avoided.
The hydraulic oil cylinder works to drive the supporting legs to support, and the hydraulic lock connected with the hydraulic oil cylinder is in a high-level state. The damage of the trolley caused by the fact that an operator drives the vehicle under the condition that the supporting legs are not retracted is avoided.
Correspondingly, the hydraulic oil cylinder works to drive the supporting leg to contract, and the hydraulic lock connected with the hydraulic oil cylinder is in a low level state. Only under the landing leg complete contraction state, the control valve of this application is in the braking state, and sled anchor platform truck can advance promptly.
Any hydraulic lock is in a high level state, and the control valve controls the transmission to be in a non-braking state.
In some embodiments of the present application, the present application includes a left leg, a right leg, and two hydraulic rams, the two hydraulic rams being connected with the left leg and the right leg, respectively.
When the hydraulic oil cylinder of the left supporting leg works, the hydraulic lock connected with the hydraulic oil cylinder of the left supporting leg is at a high level, and when the hydraulic oil cylinder of the right supporting leg works, the hydraulic lock connected with the hydraulic oil cylinder of the right supporting leg is at a high level; any hydraulic lock is in a high level state, and the control valve controls the transmission to be in a non-braking state.
Specifically, the transmission is in a neutral state when in a non-braking state, and the trolley cannot be engaged to run.
In some embodiments of the present application, the present application further comprises an indicator light disposed on the skid-steer carriage for displaying a status of the control valve. The operating personnel can also directly observe the state of the control valve according to the indicator light, and then judge whether the vehicle can be put into gear for running.
In some embodiments of the present application, the control valve is an equal proportional pressure control valve.
In some embodiments of this application, this application still includes the dozer blade hydro-cylinder, and the dozer blade hydro-cylinder is connected with the dozer blade of sled anchor platform truck, and the work of dozer blade hydro-cylinder drives the work of the dozer blade of sled anchor platform truck.
The dozer blade oil cylinder is connected with the control valve through a hydraulic lock.
The hydraulic lock connected with the dozer blade oil cylinder has the same function as the hydraulic lock of the hydraulic oil cylinder.
The hydraulic lock connected with the dozer blade oil cylinder is in a high level initial state, and the control valve controls the transmission to be in a non-braking state at the moment. When the dozer blade oil cylinder works to drive the dozer blade to work, the hydraulic lock connected with the hydraulic oil cylinder is in a high level state. Correspondingly, the dozer blade oil cylinder works to drive the dozer blade to store, and the hydraulic lock connected with the dozer blade oil cylinder is in a low level state. The trolley damage caused by the fact that an operator drives the vehicle under the condition that the dozer blade is not retracted is avoided. Only under the complete state of accomodating of dozer blade, the control valve control derailleur of this application is in the brake state, and sled anchor platform truck can advance promptly.
In the technical scheme of the embodiment, the number of the hydraulic locks is three. Any hydraulic lock is in a high level state, and the control valve controls the transmission to be in a non-braking state.
The system can effectively avoid the accidents, and is simple in structure and low in cost.
Drawings
The present application will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on the concept of a composition or construction of the object being described and may include exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of the present application;
fig. 2 is a hydraulic schematic diagram of the collision avoidance system of the present application;
fig. 3 is a hydraulic schematic diagram of the anchor prying trolley.
Wherein the reference numerals are specified as follows: 1. a transmission; 2. a control valve; 3. hydraulic locking; 4. a hydraulic cylinder; 5. an indicator light; 6. a dozer blade cylinder.
Detailed Description
The present application will now be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
An anti-collision system for a support leg of an anchor prying trolley is disclosed, and an embodiment is as shown in figure 1: the hydraulic control system comprises a transmission 1, a control valve 2, at least two hydraulic locks 3 and at least two hydraulic oil cylinders 4 for controlling the work of the anchor picking trolley supporting legs, wherein the hydraulic oil cylinders 4 are connected with the anchor picking trolley supporting legs; the hydraulic cylinders 4 are connected with the hydraulic locks 3, and the hydraulic cylinders 4 and the hydraulic locks 3 are arranged in a one-to-one correspondence manner; the hydraulic oil cylinder 4 works to drive the hydraulic lock 3 to output high level or low level; the working state of the hydraulic oil cylinder 4 is reflected by the hydraulic lock 3. Specifically, the hydraulic lock 3 may be in a high level state or a low level state according to the operating state of the hydraulic cylinder 4. The hydraulic lock 3 is connected with the control valve 2, the control valve 2 is connected with the transmission 1, and the control valve 2 controls the transmission 1 to be in a non-braking state or a braking state according to the level state of the hydraulic lock 3. The high and low states of the hydraulic lock 3 can be obtained by the control valve 2. The control valve 2 thus acquires the operating state of the hydraulic ram 4 and the control valve 2 is able to control the operating state of the variator 1. Thus, the control valve 2 in the present application can control the state of the transmission 1 according to the level state of the hydraulic lock 3. In conclusion, the working state of the hydraulic oil cylinder 4 and the working state of the transmission 1 are mutually related. And then realize when sled anchor platform truck landing leg is not retrieved and targets in place, the derailleur 1 of stock platform truck is in non-braking state, and the unable state of marcing of stock platform truck has effectively improved the security of sled anchor platform truck promptly.
The initial state of the hydraulic lock 3 is high level, and the control valve 2 controls the transmission 1 to be in a non-braking state. Namely, the anchor picking trolley is electrified, the hydraulic lock 3 is in a high level state. The hydraulic lock 3 cannot be out of order due to power-on and power-off, and damage to the trolley caused by running of an operator due to the fact that the supporting legs are not retracted is avoided.
The hydraulic oil cylinder 4 works to drive the supporting legs to support, and the hydraulic lock 3 connected with the hydraulic oil cylinder 4 is in a high level state. The damage of the trolley caused by the fact that an operator drives the vehicle under the condition that the supporting legs are not retracted is avoided.
Correspondingly, when the hydraulic oil cylinder 4 works to drive the supporting leg to contract, the hydraulic lock 3 connected with the hydraulic oil cylinder 4 is in a low level state. Only under the landing leg complete contraction state, the control valve 2 of this application control derailleur 1 is in the braking state, and sled anchor platform truck can advance promptly.
Any hydraulic lock 3 is in a high level state, and the control valve 2 controls the transmission 1 to be in a non-braking state.
In the second embodiment, as shown in fig. 1 and 2, the hydraulic support comprises a left support leg, a right support leg and two hydraulic cylinders 4, wherein the two hydraulic cylinders 4 are respectively connected with the left support leg and the right support leg.
When the hydraulic oil cylinder 4 of the left supporting leg works, the hydraulic lock 3 connected with the hydraulic oil cylinder 4 is at a high level, and when the hydraulic oil cylinder 4 of the right supporting leg works, the hydraulic lock 3 connected with the hydraulic oil cylinder 4 is at a high level; any hydraulic lock 3 is in a high level state, and the control valve 2 controls the transmission 1 to be in a non-braking state.
Specifically, the transmission 1 is in a neutral state when not in a braking state, and the vehicle cannot be driven in a gear.
This application still includes the pilot lamp 5 of setting on sled anchor platform truck, pilot lamp 5 be used for showing the state of control valve 2. The operator can also directly observe the state of the control valve 2 according to the indicator lamp 5, and then judge whether the vehicle can be in gear.
The control valve 2 is an equal proportional pressure control valve 2.
Control button can be add on sled anchor platform truck at this application, and control button control hydraulic cylinder 4 work shrink or support the landing leg. After the anchor prying trolley is electrified, the hydraulic lock 3 is at a high level in an initial state. The operator presses the control button to fully retract the legs and the hydraulic lock 3 changes to a low level. At the moment, the left and right supporting legs can be completely retracted, and an operator can engage in a gear to drive the vehicle. After the vehicle reaches a prying work area, the left and right supporting legs are put down, the position of the hydraulic lock 3 is changed into a high level, and the vehicle cannot be put into gear. The prying operation is completed, the operator presses the control button to withdraw the supporting leg, the hydraulic lock 3 is reset to a low level, and the vehicle can normally run.
The other contents of the second embodiment are the same as those of the first embodiment.
In the third embodiment, as shown in fig. 2 and 3, the other contents of the third embodiment are the same as those of the second embodiment, and the difference is that: this application still includes dozer blade hydro-cylinder 6, and dozer blade hydro-cylinder 6 is connected with the dozer blade of sled anchor platform truck, and the work of dozer blade hydro-cylinder 6 drives the dozer blade work of sled anchor platform truck.
And the dozer oil cylinder 6 is connected with the control valve 2 through a hydraulic lock 3. The hydraulic lock 3 connected with the dozer blade oil cylinder 6 has the same function as the hydraulic lock 3 of the hydraulic oil cylinder 4. The hydraulic lock 3 connected with the dozer blade cylinder 6 is in a high level state at the initial state, and the control valve 2 controls the speed changer 1 to be in a non-braking state at the moment. The dozer blade oil cylinder 6 works to drive the dozer blade to work, and the hydraulic lock 3 connected with the hydraulic oil cylinder 4 is in a high level state. Correspondingly, the dozer blade oil cylinder 6 works to drive the dozer blade to store, and the state of the hydraulic lock 3 connected with the dozer blade oil cylinder 6 is a low level. The trolley damage caused by the fact that an operator drives the vehicle under the condition that the dozer blade is not retracted is avoided. Only under the complete state of accomodating of dozer blade, the control valve 2 control derailleur 1 of this application is in the brake state, and sled anchor platform truck can advance promptly.
In the technical solution of this embodiment, there are three hydraulic locks 3. Any hydraulic lock 3 is in a high level state, and the control valve 2 controls the transmission 1 to be in a non-braking state.
The system can effectively avoid the accidents, and is simple in structure and low in cost.
The present application has been described in detail, and the principles and embodiments of the present application have been described herein using specific examples, which are provided only to help understand the present application and its core concept. It should be noted that, for those skilled in the art, without departing from the principle of the present application, the present application can also make several improvements and modifications, and those improvements and modifications also fall into the protection scope of the claims of the present application.
Claims (10)
1. The anti-collision system for the support legs of the anchor prying trolley is characterized by comprising a transmission (1), a control valve (2), at least two hydraulic locks (3) and at least two hydraulic cylinders (4) for controlling the support legs of the anchor prying trolley to work, wherein the hydraulic cylinders (4) are connected with the support legs of the anchor prying trolley; the hydraulic cylinders (4) are connected with hydraulic locks (3), and the hydraulic cylinders (4) and the hydraulic locks (3) are arranged in a one-to-one correspondence manner; the hydraulic oil cylinder (4) works to drive the hydraulic lock (3) to output high level or low level; the hydraulic lock (3) is connected with the control valve (2), the control valve (2) is connected with the transmission (1), and the control valve (2) controls the transmission (1) to be in a non-braking state or a braking state according to the level state of the hydraulic lock (3).
2. A system for preventing collision of landing leg of anchoring trolley according to claim 1, wherein said hydraulic lock (3) is in high level at the initial state, and the control valve (2) controls the transmission (1) to be in non-braking state.
3. A skid-proof system for supporting legs of an anchor picking trolley as claimed in claim 1, wherein said hydraulic cylinder (4) is operated to drive the supporting legs to support, and the hydraulic lock (3) connected with the hydraulic cylinder (4) is in a high level state; the hydraulic oil cylinder (4) works to drive the supporting legs to contract, and the hydraulic lock (3) connected with the hydraulic oil cylinder (4) is in a low level state.
4. A skid and anchor trolley leg anti-collision system as claimed in claim 1, wherein the system comprises a left leg, a right leg and two hydraulic cylinders (4), and the two hydraulic cylinders (4) are respectively connected with the left leg and the right leg.
5. A skid-proof system for supporting legs of an anchor picking trolley as claimed in claim 4, wherein the hydraulic lock (3) connected with the hydraulic cylinder (4) of the left supporting leg is at high level when working, and the hydraulic lock (3) connected with the hydraulic cylinder (4) of the right supporting leg is at high level when working; any hydraulic lock (3) is in a high level state, and the control valve (2) controls the transmission (1) to be in a non-braking state.
6. A skid-mounted trolley leg anti-collision system as claimed in claim 1, further comprising an indicator light (5) provided on the skid-mounted trolley, wherein said indicator light (5) is used for displaying the state of the control valve (2).
7. A skid prevention system as claimed in claim 1 wherein said control valve (2) is an equal proportional pressure control valve (2).
8. The anti-collision system for the supporting legs of the anchor prying trolley according to claim 1, further comprising a soil spade oil cylinder (6), wherein the soil spade oil cylinder (6) is connected with a soil spade of the anchor prying trolley, and the soil spade oil cylinder (6) works to drive the soil spade of the anchor prying trolley to work.
9. A skid-proof system for supporting legs of an anchor picking trolley as claimed in claim 8, wherein said dozer cylinder (6) is connected to the control valve (2) through a hydraulic lock (3); the hydraulic lock (3) connected with the dozer blade oil cylinder (6) is in a high level initial state, and the control valve (2) controls the speed changer (1) to be in a non-braking state at the moment.
10. A system for preventing collision of legs of a pallet truck as claimed in claim 9, wherein there are three hydraulic locks (3); any hydraulic lock (3) is in a high level state, and the control valve (2) controls the speed changer (1) to be in a non-braking state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221912016.6U CN217842170U (en) | 2022-07-22 | 2022-07-22 | Anti-collision system for support legs of anchor prying trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221912016.6U CN217842170U (en) | 2022-07-22 | 2022-07-22 | Anti-collision system for support legs of anchor prying trolley |
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| Publication Number | Publication Date |
|---|---|
| CN217842170U true CN217842170U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221912016.6U Active CN217842170U (en) | 2022-07-22 | 2022-07-22 | Anti-collision system for support legs of anchor prying trolley |
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| CN (1) | CN217842170U (en) |
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- 2022-07-22 CN CN202221912016.6U patent/CN217842170U/en active Active
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