CN210315951U - Grab bucket device - Google Patents
Grab bucket device Download PDFInfo
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- CN210315951U CN210315951U CN201920934666.2U CN201920934666U CN210315951U CN 210315951 U CN210315951 U CN 210315951U CN 201920934666 U CN201920934666 U CN 201920934666U CN 210315951 U CN210315951 U CN 210315951U
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- grab bucket
- hydraulic
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- way valve
- cylinder
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Abstract
The utility model provides a grab bucket device, including gallows, grab bucket mechanism, hoist engine, hydraulic control station and electrical system. Wherein, the hoist engine is arranged on the gallows, and grab bucket mechanism is connected with hoist engine and hydraulic control station respectively. The electric control system is connected with the winch. The utility model provides a grab bucket device, simple structure is light, and the suitability is better, can be applicable to the construction face or the relative narrow and small region of working face.
Description
Technical Field
The utility model belongs to the technical field of desilting in the pit, concretely relates to grab bucket device.
Background
At present, a conventional grab bucket type inspection well dredging vehicle generally uses power of a vehicle seat chassis, grab bucket equipment is mainly erected above the chassis, and a diesel engine is adopted to drive a hydraulic system and a related control system to provide control and power support for the grab bucket equipment. Therefore, in a relatively narrow area of a construction surface or a working surface, the existing grab type inspection well dredging vehicle cannot enter, so that effective cleaning and dredging cannot be carried out.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a simple structure light, the better grab bucket device of suitability can be applicable to the construction face or the relative narrow and small region of working face.
In order to solve the technical problem, the utility model provides a technical scheme does:
a grab bucket device comprises a hanger, a grab bucket mechanism, a winch, a hydraulic control station and an electric control system. Wherein, the hoist engine is arranged on the gallows, and grab bucket mechanism is connected with hoist engine and hydraulic control station respectively. The electric control system is connected with the winch.
According to the utility model discloses a grab bucket device owing to only adopt the gallows to arrange grab bucket mechanism, the structure is extremely simple, and occupation space is little, compares grab bucket type inspection shaft desilting car among the prior art, and is lighter, and whole accessible manpower moves. Because the shared installation space of gallows is less, also can install in real time according to the construction situation, consequently the suitability is better, can be applicable to the construction face or the relative narrow and small region of working face, like street, river course, lane etc. carry out the clearance mediation of well silt to conveniently carry, can load on each engineering vehicle. The electric control system controls the hoisting machine to lift and pull to control the grab bucket mechanism to pull upwards and downwards, and finally, the hydraulic control station provides power required for opening and closing the grab bucket mechanism to complete the grabbing of sludge in the well, so that the operation is extremely convenient.
With respect to the above technical solution, further improvements as described below can be made.
According to the utility model discloses a grab bucket device, in a preferred embodiment, the gallows includes the support frame that is used for arranging the crossbeam of hoist engine and supporting beam.
Set the gallows to the structural style of crossbeam and support frame combination, the crossbeam can ensure hoist engine and grab bucket equipment on the one hand and be convenient for hang, and on the other hand can simplify the structure as far as, can ensure through the support frame that the stable in structure of whole grab bucket device is reliable, avoids the grab bucket device to take place the incident in the work progress.
Further, in a preferred embodiment, the support frame comprises support feet arranged at both ends of the cross beam, and the support feet are arranged at the ends of the cross beam at an included angle.
Through all set up two supporting legss of crossing arrangement at crossbeam both ends, can guarantee the structural stability of grab bucket device more.
In particular, in a preferred embodiment, the cross beam is connected with the support frame in a threaded manner, and the support frame is assembled in a threaded manner.
The structure is convenient for dismounting the hanger and transporting the grab bucket device.
Further, in a preferred embodiment, the grab bucket device according to the present invention further includes a trolley, and the winch is disposed on the trolley.
The position is adjusted by utilizing the hand-push sports car, so that the labor is more favorably reduced.
Specifically, in a preferred embodiment, the hydraulic control station comprises a hydraulic cylinder, a four-position two-way valve, a hydraulic pump and a cylinder; the hydraulic cylinder is respectively connected with the grab bucket mechanism and the four-position two-way valve, the four-position two-way valve is respectively connected with the hydraulic pump and the oil cylinder, and the hydraulic pump is connected with the oil cylinder. The hydraulic control system is simple to operate.
Further, in a preferred embodiment, the hydraulic control station further comprises a check valve, and the check valve is respectively connected with the four-position two-way valve and the hydraulic pump.
The check valve can play the pressurize, prevents the effect of hydraulic oil refluence.
Further, in a preferred embodiment, the hydraulic control station further comprises a pressure relief valve, and the pressure relief valve is respectively connected with the one-way valve and the oil cylinder.
The pressure relief valve can protect the hydraulic system from the effect of too large oil pressure.
Further, in a preferred embodiment, an oil outlet filter is arranged between the hydraulic pump and the oil cylinder.
The hydraulic oil passes through the oil outlet filter during the process, so that impurities of the oil to be sucked can be purified, and the hydraulic oil is prevented from being polluted in the circulating process.
Further, in a preferred embodiment, an oil return filter is arranged between the four-position two-way valve and the oil cylinder.
During the process of hydraulic oil backflow, impurities of the backflow oil can be further purified through the oil outlet filter, and the hydraulic oil is prevented from being polluted in the circulating process.
Compared with the prior art, the utility model has the advantages of: simple structure is light, and the suitability is better, can be applicable to the construction face or the relatively narrow and small region of working face.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 schematically shows a front view structure of a grab bucket device according to an embodiment of the present invention;
fig. 2 schematically shows a left side view structure of the grab bucket device of the embodiment of the present invention;
fig. 3 schematically shows a top view of a grab bucket arrangement according to an embodiment of the invention;
fig. 4 schematically shows a hydraulic control station of the grab bucket arrangement of an embodiment of the present invention;
fig. 5 schematically shows the electrical control principle of the electrical control system according to an embodiment of the present invention.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples, without thereby limiting the scope of the invention.
Fig. 1 schematically shows a front view structure of a grab bucket device 10 according to an embodiment of the present invention. Fig. 2 schematically shows a left side view structure of the grab bucket device 10 according to the embodiment of the present invention. Fig. 3 schematically shows a top view of the grapple attachment 10 according to an embodiment of the present invention. Fig. 4 schematically shows a hydraulic control station of the grab device 10 according to an embodiment of the present invention. Fig. 5 schematically shows the electrical control principle of the electrical control system according to an embodiment of the present invention.
As shown in fig. 1 to 3, the grab bucket device 10 of the embodiment of the present invention includes a hanger 1, a grab bucket mechanism 2, a winch 3, a hydraulic control station 4, and an electric control system. Wherein, hoist engine 3 arranges on gallows 1, and grab bucket mechanism 2 is connected with hoist engine 3 and hydraulic control station 4 respectively. The electric control system is connected with the winch 3. According to the utility model discloses grab bucket device owing to only adopt the gallows to arrange grab bucket mechanism, the structure is extremely simple, opens and courage the space little, compares the grab bucket type inspection shaft desilting car among the prior art, and is lighter, and whole accessible manpower moves. Because the shared installation space of gallows is less, also can install in real time according to the construction situation, consequently the suitability is better, can be applicable to the construction face or the relative narrow and small region of working face, like street, river course, lane etc. carry out the clearance mediation of well silt to conveniently carry, can load on each engineering vehicle. The electric control system controls the hoisting machine to lift and pull to control the grab bucket mechanism to pull upwards and downwards, and finally, the hydraulic control station provides power required for opening and closing the grab bucket mechanism to complete the grabbing of sludge in the well, so that the operation is extremely convenient.
In the embodiment of the present invention, preferably, as shown in fig. 1 to 3, the hanger 1 includes a beam 11 for arranging the hoist 3 and a support frame 12 for supporting the beam 11. Set the gallows to the structural style of crossbeam and support frame combination, the crossbeam can ensure hoist engine and grab bucket equipment on the one hand and be convenient for hang, and on the other hand can simplify the structure as far as, can ensure through the support frame that the stable in structure of whole grab bucket device is reliable, avoids the grab bucket device to take place the incident in the work progress. Further, in the present embodiment, the supporting frame 12 includes supporting feet 121 disposed at both ends of the cross beam, and the supporting feet 121 are disposed at the ends of the cross beam 11 at an included angle. Through all set up two supporting legss of crossing arrangement at crossbeam both ends, can guarantee the structural stability of grab bucket device more. Preferably, a reinforcing rod 122 is arranged between the two supporting feet 121. Preferably, in this embodiment, the bottom of the supporting feet 121 are provided with wheels 13, so that the movement of the grab bucket device is more convenient and labor-saving. Preferably, the cross beam 11 is made of 10# steel, and the supporting legs 121 are made of 60 × 60 square steel, so that the structural strength of the entire hanger device can be ensured.
Specifically, in the present embodiment, the cross beam 11 is connected with the support frame 12 by a screw connection, and the support frame 12 is assembled by a screw connection. The structure is convenient for dismounting the hanger and transporting the grab bucket device. Further, as shown in fig. 1 and 2, in the present embodiment, the grapple device 10 further includes a trolley 5, and the hoist 3 is disposed on the trolley 5. The position is adjusted by utilizing the hand-push sports car, so that the labor is more favorably reduced.
As shown in fig. 4, specifically, in the present embodiment, the hydraulic control station 4 includes a hydraulic cylinder 41, a four-position two-way valve 42, a hydraulic pump 43, and a cylinder 44; the hydraulic cylinder 41 is connected with the grab bucket mechanism 2 and the four-position two-way valve 42, the four-position two-way valve 42 is connected with the hydraulic pump 43 and the oil cylinder 44, and the hydraulic pump 43 is connected with the oil cylinder 44. The hydraulic control system is simple to operate. Further, in the present embodiment, the hydraulic control station 4 further includes a check valve 45, and the check valve 45 is connected to the four-position two-way valve 42 and the hydraulic pump 43, respectively. The check valve can play the pressurize, prevents the effect of hydraulic oil refluence. Further, in the present embodiment, the hydraulic control station 4 further includes a relief valve 46, and the relief valve 46 is connected to the check valve 45 and the oil cylinder 44, respectively. The pressure relief valve can protect the hydraulic system from the effect of too large oil pressure. Preferably, in the present embodiment, an oil outlet filter 47 is provided between the hydraulic pump 43 and the oil cylinder 44. The hydraulic oil passes through the oil outlet filter during the process, so that impurities of the oil to be sucked can be purified, and the hydraulic oil is prevented from being polluted in the circulating process. Preferably, in the present embodiment, an oil return filter 48 is disposed between the four-position two-way valve 42 and the oil cylinder 44. During the process of hydraulic oil backflow, impurities of the backflow oil can be further purified through the oil outlet filter, and the hydraulic oil is prevented from being polluted in the circulating process.
Specifically, in this embodiment, the hydraulic oil is pumped from the oil cylinder 54 by the hydraulic pump 53, and the impurities of the oil to be pumped are purified by the oil outlet filter 57, and then the oil passes through the check valve 55 and the four-way two-position valve 52, and finally the oil reaches the hydraulic cylinder 51, and after the hydraulic cylinder 51 obtains pressure, the oil is discharged to the oil return cylinder 54 by the four-way two-position valve 52 and the oil return filter 58. The opening and closing of the hydraulic cylinder 51 is realized by the selection of a four-way two-position valve 52.
As shown in fig. 5, in the present embodiment, the principle of the electronic control system is as follows:
when the grab bucket mechanism 2 is lifted, a start button SB2 for positive rotation is pressed, a coil of an alternating current contactor KM1 is electrified and attracted, a KM1 normally-open auxiliary contact is closed and self-locked, a KM1 three-phase main contact is closed, an electric motor and an electromagnetic band-type brake YB coil are electrified simultaneously, an electromagnetic armature is attracted to an iron core, the armature releases a brake shoe of a brake through a transmission mechanism, the electric motor is electrified and rotates positively, and the electric motor drags the grab bucket mechanism to lift. When the grab bucket mechanism 2 needs to be stopped in the lifting process, a stop button SB1 can be pressed, and the coil of the forward rotation alternating current contactor KM1 loses power. And releasing, namely, the KM1 three-phase main contact is disconnected, the motor loses power, but the coil of the electromagnetic band-type brake YB is simultaneously powered off, the armature is separated from the brake under the action of the spring, the brake shoe of the brake clasps the rotating shaft of the motor to brake, and the dragging device stops.
When the grab bucket mechanism 2 descends, a reverse button SB3 is pressed, a coil of a reverse alternating current contactor KM2 is electrified for attracting, a normally open auxiliary hoe of KM2 is closed and self-locked, a three-phase main contact of KM2 is closed, a coil YB of the motor and the electromagnetic band-type brake is electrified, a brake shoe of the brake is loosened, the motor is electrified, and the dragging device descends in reverse operation. When the grab bucket mechanism 2 needs to stop in the descending process, a stop button SB1 is pressed, the coil of the contactor KM2 loses power, the three-phase main contact of KM2 is disconnected, the motor loses power and can continue to run for a while by inertia, but at the moment, the coil of the YB of the electromagnetic band-type brake loses power, so that the brake shoe of the brake holds the rotating shaft of the motor to brake. The dragging device stops descending.
Therefore, the whole operation process is simple, convenient, safe and reliable.
According to the above-mentioned embodiment, it is visible, the utility model relates to a grab bucket device, simple structure is light, and the suitability is better, can be applicable to the construction face or the working face area narrow and small relatively.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. A grab bucket device is characterized by comprising a hanger, a grab bucket mechanism, a winch, a hydraulic control station and an electric control system; wherein the content of the first and second substances,
the winch is arranged on the hanger, and the grab bucket mechanism is respectively connected with the winch and the hydraulic control station;
the electric control system is connected with the winch.
2. The grab device of claim 1, in which the spreader includes a beam for arranging the hoist and a support frame supporting the beam.
3. The grab device of claim 2, in which the support frame comprises support feet arranged at both ends of the cross beam, and the support feet are arranged at the ends of the cross beam at an included angle.
4. The grab bucket apparatus of claim 2 or 3, wherein the cross beam is connected with the support frame in a threaded manner, and the support frame is assembled in a threaded manner.
5. The grab device of any of claims 1-3, further comprising a trolley on which the hoist is arranged.
6. The grab device of any of claims 1-3, in which the hydraulic control station comprises a hydraulic cylinder, a four-position two-way valve, a hydraulic pump and a cylinder; wherein the content of the first and second substances,
the hydraulic cylinder is respectively connected with the grab bucket mechanism and the four-position two-way valve, the four-position two-way valve is respectively connected with the hydraulic pump and the oil cylinder, and the hydraulic pump is connected with the oil cylinder.
7. The grab device of claim 6, in which the hydraulic control station further comprises a one-way valve connected to the four-position two-way valve and the hydraulic pump, respectively.
8. The grab device of claim 7, in which the hydraulic control station further comprises a pressure relief valve connected to the one-way valve and the cylinder, respectively.
9. The grab bucket apparatus of claim 6, wherein an oil outlet filter is provided between the hydraulic pump and the cylinder.
10. The grab bucket device of claim 6, wherein an oil return filter is arranged between the four-position two-way valve and the oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934666.2U CN210315951U (en) | 2019-06-20 | 2019-06-20 | Grab bucket device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934666.2U CN210315951U (en) | 2019-06-20 | 2019-06-20 | Grab bucket device |
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| Publication Number | Publication Date |
|---|---|
| CN210315951U true CN210315951U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920934666.2U Active CN210315951U (en) | 2019-06-20 | 2019-06-20 | Grab bucket device |
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| CN (1) | CN210315951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219363A (en) * | 2019-06-20 | 2019-09-10 | 广州市自来水工程有限公司 | A kind of grab mechanisms |
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2019
- 2019-06-20 CN CN201920934666.2U patent/CN210315951U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219363A (en) * | 2019-06-20 | 2019-09-10 | 广州市自来水工程有限公司 | A kind of grab mechanisms |
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