CN212104302U

CN212104302U - Hydraulic clamping bucket

Info

Publication number: CN212104302U
Application number: CN201922221107.XU
Authority: CN
Inventors: 潘洪雷; 潘洪雨
Original assignee: Xuzhou Hanyang Heavy Industry Technology Co ltd
Current assignee: Xuzhou Hanyang Heavy Industry Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-12-08
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a hydraulic pressure presss from both sides fill, relate to excavator accessory technical field, it includes the bucket, the upside of bucket opening part is rotated and is connected with the thumb clamp, one side of bucket is provided with hydraulic cylinder, hydraulic cylinder length direction's both ends communicate respectively that first advance oil pipe and second advance oil pipe, the both sides that the bucket is located hydraulic cylinder are provided with first otic placode and second otic placode respectively, it has first connector and second connector to run through respectively on first otic placode and the second otic placode, first advance oil pipe and second advance oil pipe and keep away from hydraulic cylinder's one end and be linked together with first connector and second connector respectively, first otic placode all can be dismantled with the one side that the second otic placode deviates from and be fixed with adaptation intercommunication piece, and two adaptation intercommunication pieces are linked together with first connector and second connector respectively. The utility model discloses a connect the defeated oil pipe of corresponding specification on adaptation intercommunication piece, alright realize the unblocked of oil circuit, needn't directly change hydraulic cylinder or advance oil pipe, convenient and fast.

Description

Hydraulic clamping bucket

Technical Field

The utility model belongs to the technical field of the excavator utensil of getting involved, especially, relate to a hydraulic pressure clamp fill.

Background

The excavator is one of working machinery appliances which are necessary for various engineering constructions, such as road opening, land preparation, backfilling, ditching and the like, needs to be implemented by the excavator, can greatly improve the working efficiency, and is used all over the world. In general, an excavator is provided with a plurality of implements, such as a cutter, a jig, a chisel, etc., at a lower end of a working arm so as to be applied to various construction sites. With the development of the country, the commodity trade in China needs to sell domestic products abroad to expand the foreign market, wherein the products comprise various clamps.

In the prior art, a clamp for an excavator needs a hydraulic oil cylinder to be matched with a mechanical arm of the excavator for use so as to realize the function of clamping an object; however, standards of hydraulic oil cylinders including oil delivery pipes are different among countries, which means that clamps at outlets cannot be directly used in foreign countries, so that oil passages are not communicated, the hydraulic oil cylinders or the oil delivery pipes need to be replaced, and the hydraulic oil cylinders or the oil delivery pipes are troublesome and have places to be improved.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims to provide a hydraulic pressure presss from both sides fill is through changing the adaptation intercommunication piece to connect the defeated oil pipe of corresponding specification on the adaptation intercommunication piece, alright realize the unblocked of oil circuit, needn't directly change hydraulic cylinder or advance oil pipe, convenient and fast.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a hydraulic clamp bucket comprises a bucket, a thumb clamp is rotatably connected to the upper side of an opening of the bucket, the thumb clamp is positioned above the opening of the bucket, a hydraulic oil cylinder for driving the thumb clamp to rotate is arranged on one side of the bucket, which is far away from the opening, the two ends of the hydraulic oil cylinder in the length direction are respectively communicated with a first oil inlet pipe and a second oil inlet pipe, the two sides of the bucket on the hydraulic oil cylinder are respectively provided with a first lug plate and a second lug plate, a first connecting port and a second connecting port are respectively penetrated through the first lug plate and the second lug plate, one ends of the first oil inlet pipe and the second oil inlet pipe far away from the hydraulic oil cylinder are respectively communicated with the first connecting port and the second connecting port, and one side of the first lug plate, which deviates from the second lug plate, is detachably fixed with an adaptive communicating piece for connecting an external oil conveying pipe, and the adaptive communicating piece is respectively communicated with the first connecting port and the second connecting port.

Through adopting above-mentioned technical scheme, in-service use, when this hydraulic pressure presss from both sides the fill and is sold to other countries, can directly utilize to dismantle the adaptation intercommunication piece of fixing on first otic placode and second otic placode, with this national defeated oil pipe through corresponding adaptation intercommunication piece connect on first connector and the second connector on first otic placode and second otic placode, and then be linked together defeated oil pipe and advance oil pipe, be promptly through changing adaptation intercommunication piece, and the defeated oil pipe of connecting corresponding specification on adaptation intercommunication piece, alright realize the unblocked of oil circuit, needn't directly change hydraulic cylinder or advance oil pipe, convenient and fast.

The present invention may be further configured in a preferred embodiment as: the adapter connecting piece is set to be a flange plate, a third connecting port is formed in the flange plate, the third connecting port is communicated with the first connecting port and the second connecting port respectively, a fourth connecting port is formed in one side, away from the third connecting port, of the flange plate, the fourth connecting port is communicated with the third connecting port, and the flange plate is fixed to one side, away from the first lug plate and the second lug plate, of the flange plate through bolts respectively.

Through adopting above-mentioned technical scheme, in-service use, directly change different ring flanges according to the defeated oil pipe of different specifications, in addition, utilize the fixed detachability of bolt realization two ring flanges, install and remove convenient and fast.

The present invention may be further configured in a preferred embodiment as: and reinforcing ribs are arranged on one sides of the first lug plates and the second lug plates, which deviate from each other.

Through adopting above-mentioned technical scheme, utilize the strengthening rib that the one side that deviates from mutually at first otic placode and second otic placode sets up, improve the joint strength between first otic placode and second otic placode and the bucket.

The present invention may be further configured in a preferred embodiment as: the two reinforcing ribs penetrate through the beam tube holes.

Through adopting above-mentioned technical scheme, the position advantage of make full use of strengthening rib helps playing limiting displacement to defeated oil pipe, and then plays the effect of arrangement.

The present invention may be further configured in a preferred embodiment as: and sealing parts are arranged at the joints of the flange plate, the first ear plate and the second ear plate.

By adopting the technical scheme, in actual use, the sealing elements arranged at the joints of the two flange plates and the first lug plate and the second lug plate are utilized, so that the oil way is prevented from flowing out of the joints of the flange plates and the first lug plate and the second lug plate, on one hand, the cost is saved, and the environment is protected; on the other hand, the hydraulic oil cylinder is beneficial to ensuring the normal operation of the hydraulic oil cylinder.

The present invention may be further configured in a preferred embodiment as: the sealing member sets up to the sealing ring, two one side that the ring flange is relative with all seted up first joint annular, first otic placode and second otic placode are located first connecting port and second mouth department and offer the second joint annular with first joint annular looks adaptation, the sealing ring joint is in first joint annular and second joint annular.

Through adopting above-mentioned technical scheme, inlay the sealing ring and establish in first joint annular and second joint annular, improve the fastening nature to the sealing ring, and then improve the leakproofness between the junction of two ring flanges and first otic placode and second otic placode.

The present invention may be further configured in a preferred embodiment as: the thumb clamp is arranged in the middle of the bucket in the width direction, first relieving teeth and second relieving teeth are respectively arranged at the ends, far away from the hydraulic oil cylinder, of the thumb clamp and the bucket, and the first relieving teeth and the second relieving teeth are arranged in a staggered mode.

By adopting the technical scheme, in actual use, the thumb clamp is arranged at the middle position in the width direction of the bucket, so that the stability of the hydraulic bucket clamp on a clamped object can be improved; on the other hand, the first relieving and the second relieving are arranged in a staggered mode, so that the distance between the thumb clamp and the bucket can be further shortened, the gap between the thumb clamp and the bucket is further reduced, and the clamping range between the thumb clamp and the bucket is enlarged.

The present invention may be further configured in a preferred embodiment as: and sawtooth grains are arranged on one side of the thumb clamp opposite to the bucket.

By adopting the technical scheme, in actual use, the friction force between the thumb clamp and the bucket and a clamped object is improved by utilizing the sawtooth grains arranged on the side, opposite to the bucket, of the thumb clamp, and particularly, when the hydraulic bucket needs to clamp wood, the sawtooth grains can be embedded into the wood, so that the clamping effect on the wood is enhanced.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the smooth oil circuit can be realized by replacing the adaptive communicating piece and connecting the oil conveying pipe with the corresponding specification on the adaptive communicating piece, and the hydraulic oil cylinder or the oil inlet pipe does not need to be directly replaced, so that the operation is convenient and fast;

the thumb clamp is arranged in the middle of the bucket in the width direction, and the sawtooth grains are arranged on one side of the thumb clamp opposite to the bucket, so that the stability of the thumb clamp and the bucket to an object to be placed on a shelf is further improved.

Drawings

FIG. 1 is a schematic axial view of the present embodiment, which mainly shows the overall structure of the hydraulic clamping bucket;

FIG. 2 is an exploded view of the flange and the first ear plate of the present embodiment;

fig. 3 is a schematic view mainly showing the structure of the flange plate in this embodiment.

Reference numerals: 1. excavating a bucket; 11. a second relieved tooth; 2. a thumb clamp; 21. a clamping end; 22. a hinged end; 23. an extension portion; 24. a first relieved tooth; 3. a hydraulic cylinder; 4. a first oil inlet pipe; 5. a second oil inlet pipe; 6. a first ear plate; 61. a first connection port; 7. a second ear panel; 71. a second connection port; 8. a flange plate; 81. a third connection port; 82. a fourth connection port; 83. a first snap ring groove; 84. a second clamping ring groove; 9. reinforcing ribs; 91. a bundle tube hole; 10. a seal ring; 20. a sawtooth pattern;

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figures 1 and 2, a hydraulic clamping bucket comprises a bucket 1, a thumb clamp 2 is hinged on the upper side of an opening of the bucket 1, the thumb clamp 2 is positioned above the opening of the bucket 1, a hydraulic cylinder 3 for driving the thumb clamp 2 to rotate is arranged on one side of the bucket 1 departing from the opening, two ends of the hydraulic cylinder 3 in the length direction are respectively communicated with a first oil inlet pipe 4 and a second oil inlet pipe 5, a first lug plate 6 and a second lug plate 7 are respectively welded on two sides of the bucket 1 positioned on the hydraulic cylinder 3, a first connecting port 61 and a second connecting port 71 are respectively penetrated on the first lug plate 6 and the second lug plate 7, one ends of the first oil inlet pipe 4 and the second oil inlet pipe 5 far away from the hydraulic cylinder 3 are respectively communicated with the first connecting port 61 and the second connecting port 71, and an adaptive communicating piece for connecting an external oil pipeline can be detachably fixed on the side of the first lug plate 6 departing from the second lug plate 7, and the two adapting communicating pieces are respectively communicated with the first connecting port 61 and the second connecting port 71.

In actual use, when this hydraulic pressure clamp is fought and is sold to other countries, can directly utilize and dismantle two adaptation communicating parts of fixing on first otic placode 6 and second otic placode 7, with defeated oil pipe of this country on first otic placode 6 and second otic placode 7 first connector 61 and second connector 71 through corresponding adaptation communicating part connection, and then be linked together defeated oil pipe and advance oil pipe, be promptly through changing adaptation communicating part, and connect the defeated oil pipe of corresponding specification on adaptation communicating part, alright realize the unblocked of oil circuit, needn't directly change hydraulic cylinder 3 or advance oil pipe, convenient and fast.

The front end and the rear end of the thumb clamp 2 are respectively a clamping end 21 and a hinged end 22, the rear end of the thumb clamp 2 is integrally formed with an extension part 23, a cylinder body of the hydraulic oil cylinder 3 is hinged to the lower side of the excavator bucket 1 away from the opening, the extension part 23 of the thumb clamp 2 is positioned on the upper side of the hinged part of the thumb clamp 2 and the excavator bucket 1, and the extension part 23 of the thumb clamp 2 is hinged to a piston rod of the hydraulic oil cylinder 3. In actual use, along with oil feeding at the rear end of the hydraulic oil cylinder 3, the piston rod is pushed to move forwards to drive the thumb clamp 2 to rotate anticlockwise around the hinged position of the thumb and the bucket 1, and clamping operation is achieved; along with the oil feeding of the front end of the hydraulic oil cylinder 3, the piston rod is pushed to move backwards to drive the thumb clamp 2 to rotate clockwise around the hinged position of the thumb and the bucket 1.

As shown in fig. 2 and 3, the adapting connecting pieces are configured as flange plates 8, the larger diameter ends of the two flange plates 8 are provided with third connecting ports 81, the two third connecting ports 81 are respectively communicated with the first connecting port 61 and the second connecting port 71, the smaller diameter ends of the two flange plates 8 far away from the third connecting ports 81 are provided with fourth connecting ports 82, and the fourth connecting ports 82 of any one flange plate 8 are communicated with the third connecting ports 81 to form an oil path; the two flange plates 8 are fixedly connected to one side of the first lug plate 6, which is far away from the second lug plate 7, through bolts. In actual use, the two flange plates 8 are firstly detached from the first lug plate 6 and the second lug plate 7 by an operator, then the corresponding flange plates 8 are selected according to the specifications of oil delivery pipes in respective countries, the oil delivery pipes are connected to the fourth connecting ports 82 on the replaced flange plates 8, and then the two flange plates 8 are fixed on the first lug plate 6 and the second lug plate 7 through bolts, so that the two oil delivery pipes can be communicated with the two corresponding oil inlet pipes, the smoothness of an oil path is realized, and the hydraulic oil cylinder 3 or the oil inlet pipes do not need to be directly replaced.

The side wall of the opening part of the excavator bucket 1, which is deviated from the first lug plate 6 and the second lug plate 7, is welded with the reinforcing rib 9, so that the connection strength between the first lug plate 6 and the excavator bucket 1, the second lug plate 7 and the excavator bucket 1 is improved. The reinforcing rib 9 is positioned below the first connection port 61 and the second connection port 71, and a bundle tube hole 91 is formed through the reinforcing rib 9; in actual use, an external oil pipeline can penetrate through the pipe bundle hole 91 to play a role in limiting and combing.

The junction of two ring flanges 8 and first otic placode 6 and second otic placode 7 is provided with the sealing member, the sealing member sets up to sealing ring 10, the week side that two ring flanges 8 are relative is located third connector 81 has seted up first joint annular 83, week side that first otic placode 6 and second otic placode 7 are located first connector 61 and second mouth has seted up the second joint annular 84 with first joint annular 83 looks adaptation, the axial both ends difference joint of sealing ring 10 is in first joint annular 83 and second joint annular 84. In practical use, the sealing ring 10 is used for improving the sealing performance between the two flanges 8 and the first ear plate 6 and the second ear plate 7, preventing oil leakage from a gap between the two flanges 8 and the first ear plate 6 and the second ear plate 7, ensuring the normal operation of the hydraulic oil cylinder 3,

thumb clamp 2 sets up in the middle part of 1 width direction of bucket, and the tip that thumb clamp 2 and bucket 1 kept away from hydraulic cylinder 3 has welded first forming relieved tooth 24 and second forming relieved tooth 11 respectively, and first forming relieved tooth 24 and second forming relieved tooth 11 are the staggered arrangement. In actual use, the thumb clamp 2 is arranged in the middle of the bucket 1 in the width direction, so that the stability of the hydraulic bucket on a clamped object can be improved; on the other hand, the first teeth 24 and the second teeth 11 are arranged in a staggered manner, so that the distance between the thumb clamp 2 and the bucket 1 can be further reduced, the gap between the thumb clamp 2 and the bucket 1 can be further reduced, and the clamping range between the thumb clamp 2 and the bucket 1 can be increased. In addition, sawtooth lines 20 are arranged on one side of the thumb clamp 2 opposite to the bucket 1; so that the thumb clamp 2 and the bucket 1 can be embedded into or clamped with an object to be clamped, and the friction force between the thumb clamp 2 and the bucket 1 and the clamped object is improved.

The implementation principle of the embodiment is as follows:

in actual use, a worker detaches the two flange plates 8, replaces the corresponding flange plates 8 according to the specifications of the oil delivery pipe of the local country, communicates the oil delivery pipe with the fourth connecting port 82 on the flange plate 8, then respectively installs the two flange plates 8 on the first lug plate 6 and the second lug plate 7 through bolts, and respectively clamps the upper side and the lower side of the two axial ends of the sealing ring 10 in the first clamping ring groove 83 and the second clamping ring groove 84 when installing the two flange plates 8; then, the oil inlet pipes at the front end and the rear end of the hydraulic oil cylinder 3 are convenient for the two oil conveying pipes to be communicated, namely, the two oil conveying pipes are required to be sequentially subjected to oil conveying by using two oil pumps, so that the piston rod in the hydraulic oil cylinder 3 can perform telescopic motion;

the oil pump conveys oil to the rear end of the hydraulic oil cylinder 3 by utilizing an oil conveying pipe, and the piston rod is pushed forwards to drive the thumb clamp 2 to rotate anticlockwise around the hinged position of the thumb and the bucket 1, so that clamping operation is realized; and along with the oil delivery of the other oil pump to the front end of the hydraulic oil cylinder 3 by using the other oil delivery pipe, the piston rod is pushed backwards to drive the thumb clamp 2 to rotate clockwise around the hinged position of the thumb and the bucket 1, so that the thumb clamp 2 is opened.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A hydraulic clamping bucket comprises a bucket (1), wherein a thumb clamp (2) is rotatably connected to the upper side of an opening of the bucket (1), the thumb clamp (2) is positioned above the opening of the bucket (1), a hydraulic oil cylinder (3) for driving the thumb clamp (2) to rotate is arranged on one side of the bucket (1) departing from the opening, two ends of the hydraulic oil cylinder (3) in the length direction are respectively communicated with a first oil inlet pipe (4) and a second oil inlet pipe (5), the hydraulic clamping bucket is characterized in that a first lug plate (6) and a second lug plate (7) are respectively arranged on two sides of the bucket (1) positioned on the hydraulic oil cylinder (3), a first connecting port (61) and a second connecting port (71) are respectively penetrated through the first lug plate (6) and the second lug plate (7), one ends of the first oil inlet pipe (4) and the second oil inlet pipe (5) far away from the hydraulic oil cylinder (3) are respectively communicated with the first connecting port (61) and the second connecting port (71), one side that first otic placode (6) and second otic placode (7) deviate from mutually all can be dismantled and be fixed with the adaptation communicating part that is used for connecting outside defeated oil pipe, and two the adaptation communicating part is linked together with first connector (61) and second connector (71) respectively.

2. The hydraulic clamping bucket according to claim 1, wherein the adapting communicating piece is a flange plate (8), the two flange plates (8) are respectively provided with a third connecting port (81), the two third connecting ports (81) are respectively communicated with the first connecting port (61) and the second connecting port (71), one sides of the two flange plates (8) far away from the third connecting ports (81) are respectively provided with a fourth connecting port (82), the fourth connecting ports (82) are communicated with the third connecting ports (81), and the two flange plates (8) are respectively fixed on one sides of the first lug plate (6) and the second lug plate (7) which are deviated from each other through bolts.

3. A hydraulic clamping bucket according to claim 2, characterised in that the sides of the first lug plate (6) facing away from the second lug plate (7) are provided with reinforcing ribs (9).

4. A hydraulic clamping bucket according to claim 3 wherein a bundle aperture (91) extends through both said reinforcing bars (9).

5. A hydraulic clamping bucket according to claim 2, characterised in that the joints of the flanges (8) with the first ear plate (6) and the second ear plate (7) are provided with sealing elements.

6. The hydraulic clamping bucket according to claim 5, wherein the sealing element is a sealing ring (10), a first clamping ring groove (83) is formed in each of two opposite sides of the flange (8), the first lug plate (6) and the second lug plate (7) are positioned at the first connecting port (61) and the second connecting port, a second clamping ring groove (84) matched with the first clamping ring groove (83) is formed in each of the first connecting port and the second connecting port, and two axial ends of the sealing ring (10) are clamped in the first clamping ring groove (83) and the second clamping ring groove (84) respectively.

7. The hydraulic clamping bucket according to claim 1, wherein the thumb clamp (2) is arranged at the middle position of the bucket (1) in the width direction, the ends, far away from the hydraulic oil cylinder (3), of the thumb clamp (2) and the bucket (1) are respectively provided with a first relieving tooth (24) and a second relieving tooth (11), and the first relieving tooth (24) and the second relieving tooth (11) are arranged in a staggered mode.

8. A hydraulic clamp according to claim 1, characterized in that the sides of the thumb clamp (2) opposite the bucket (1) are provided with serrations (20).