CN201574416U - Hydraulic grab bucket and continuous wall trenching tool employing same - Google Patents
Hydraulic grab bucket and continuous wall trenching tool employing same Download PDFInfo
- Publication number
- CN201574416U CN201574416U CN2009202766537U CN200920276653U CN201574416U CN 201574416 U CN201574416 U CN 201574416U CN 2009202766537 U CN2009202766537 U CN 2009202766537U CN 200920276653 U CN200920276653 U CN 200920276653U CN 201574416 U CN201574416 U CN 201574416U
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- China
- Prior art keywords
- slide block
- grab bucket
- hydraulic
- grab
- leading screw
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Abstract
The utility model discloses a hydraulic grab bucket and a continuous wall trenching tool employing the hydraulic grab bucket. The trenching tool comprises a transmission part and the hydraulic grab bucket, the hydraulic grab bucket comprises a connecting part and a grab bucket frame connected with the transmission part of the trenching tool, a screw slide block type transverse rectifying mechanism is arranged between the connecting part and the grab bucket frame, the screw slide block type transverse rectifying mechanism comprises a grooved rail and a slide block fixedly arranged at the top of the grab bucket frame, the slide block is assembled in a sliding manner in the grooved rail, a rectifying screw is fixedly arranged at the top of the grab bucket frame, the rectifying screw is in transmission connection with a hydraulic motor, and a screw hole is transversely formed in the center of the slide block and is in threaded connection with the rectifying screw. The utility model is simple in structure and economically suitable to use. The transverse rectifying mechanism can fully meet the rectifying requirements in circumstances with complex geological conditions and enhance the transverse perpendicularity of underground continuous walls, thereby increasing the rate of progress of construction while guaranteeing quality construction.
Description
Technical field
The continuous wall trench underground machine that the utility model relates to a kind of hydraulic grab and uses this hydraulic grab.
Background technology
The effect owing to various factors in work progress of hydraulic clamshell continuous wall trench machine may cause hydraulic grab device generation lateral shift, thereby causes the diaphragm wall fore-and-aft direction skew after the moulding, so that influence the function and the bearing capacity of diaphragm wall.At present; in horizontal satisfactory after correcting at hydraulic clamshell continuous wall trench underground machine; common most cases is that horizontal deviation correcting device is not set; just before dispatching from the factory, set the center of gravity of grab bucket device, but in work progress, occur influencing construction quality under the complex geological condition owing to can't in time adjusting center of gravity through regular meeting.Passing through of having adopt to increase counterweight or changes self position of centre of gravity of hydraulic grab device by the modes such as some parts that hydraulic cylinder moves the grab bucket device, to reach the horizontal vertical requirement to the grooving of continuous chamber.
But increase counterweight with regard to extra increase the weight of hydraulic grab, reduced operating efficiency, and bigger limitation is arranged by the method that hydraulic cylinder moves this adjustment of some parts grab bucket position of centre of gravity of grab bucket, and also increased the complexity of grab bucket structure, increased cost of production.
The utility model content
The purpose of this utility model provides a kind of hydraulic grab, with the problem of the horizontal rectifying effect difference of continuous wall trench machine hydraulic grab in effective solution prior art; The utility model also provides a kind of continuous wall trench machine that uses hydraulic grab simultaneously.
A kind of hydraulic grab that the utility model provides technical scheme be: a kind of hydraulic grab, comprise the connector and the grab bucket frame that are connected with the groover running part, this grab bucket frame lower end is fixedly connected with the grab bucket body, and described connector is connected by the horizontal deviation correction mechanism of leading screw slide block type between the frame with grab bucket.
The horizontal deviation correction mechanism of described leading screw slide block type comprises the grooved rail that described grab bucket top of the trellis is installed with and is slidedly assemblied in the interior slide block of described grooved rail, described grab bucket top of the trellis also is installed with a correction leading screw, a described correction leading screw and a hydraulic motor are in transmission connection, and described slide block central cross has lead screw hole and is connected with described correction threads of lead screw.
Described slide block is a T shape slide block, and described grooved rail is the T-slot rail that cooperates with described T shape slide block.
Described hydraulic motor is fixedly connected on the described grab bucket frame by fastening bolt.
A kind of hydraulic grab of the utility model, between connector that the groover running part is connected and grab bucket frame, the horizontal deviation correction mechanism of slide block screw type simple in structure is set, laterally deviation correction mechanism together moves in company with hydraulic grab, be convenient under complex geological condition, adjust at any time the position of centre of gravity of hydraulic grab, so that make groover reach construction effect preferably.
Between running part and grab bucket frame, be provided with the T shape slide block and the T-slot rail of slidable fit, thereby move the grab bucket frame by the horizontal slip of T shape slide block in the T-slot rail and change position of centre of gravity, the grab bucket frame can laterally be moved, thereby effectively solve the problem of the horizontal verticality of continuous wall trench in the site operation.
A kind of technical scheme of the continuous wall trench machine of hydraulic grab of using that the utility model provides is: a kind of continuous wall trench machine that uses hydraulic grab, comprise running block and hydraulic grab, described hydraulic grab comprises connector and the grab bucket frame that is connected with described running block, described grab bucket frame lower end is fixedly connected with the grab bucket body, and described connector is connected by the horizontal deviation correction mechanism of leading screw slide block type between the frame with grab bucket.
The horizontal deviation correction mechanism of described leading screw slide block type comprises the grooved rail that described grab bucket top of the trellis is installed with and is slidedly assemblied in the interior slide block of described grooved rail, described grab bucket top of the trellis also is installed with a correction leading screw, a described correction leading screw and a hydraulic motor are in transmission connection, and described slide block central cross has lead screw hole and is connected with described correction threads of lead screw.
Described slide block is a T shape slide block, and described grooved rail is the T-slot rail that cooperates with described T shape slide block.
Described hydraulic motor is fixedly connected on the described grab bucket frame by fastening bolt.
A kind of continuous wall trench machine that uses hydraulic grab of the utility model, between connector that the groover running part is connected and grab bucket frame, the horizontal deviation correction mechanism of slide block screw type simple in structure is set, this horizontal deviation correction mechanism together moves in company with hydraulic grab, be convenient under complex geological condition, adjust at any time the position of centre of gravity of hydraulic grab, make groover reach construction effect preferably.
Between running part and grab bucket frame, be provided with the T shape slide block and the T-slot rail of slidable fit, thereby move the grab bucket frame by the horizontal slip of T shape slide block in the T-slot rail and change its position of centre of gravity, make ladder laterally to move, thereby solve the problem of the horizontal verticality of grooving in the site operation.
When hydraulic motor drove the rotation of correction leading screw, in the effect of correction leading screw, T shape slide block laterally moved in the T-slot rail.Simple in structure, economic and practical, the reliable in action of this horizontal deviation correcting device, can effectively solve the horizontal correction problem of hydraulic grab, thereby improve the horizontal verticality of diaphragm wall, and since be self with deviation correcting device, therefore can adapt to various complex geological conditions.
Description of drawings
Fig. 1 is a kind of structural representation that uses the continuous wall trench machine of hydraulic grab of the utility model;
Fig. 2 is the structural representation of a kind of hydraulic grab of the utility model;
Fig. 3 is the left view (laterally the deviation correction mechanism place is broken away) of Fig. 2.
The specific embodiment
Fig. 2, Figure 3 shows that the structural representation of a kind of hydraulic grab of the utility model, this hydraulic grab comprises T shape slide block 7 and the grab bucket frame 3 that is connected with running block 1, these grab bucket frame 3 lower ends are set with grab bucket body 11, be provided with the horizontal deviation correction mechanism of leading screw slide block type between described running block 1 and the grab bucket frame 3, this horizontal deviation correction mechanism comprises described grab bucket frame 3 tops T-slot rail 9 that is installed with and the T shape slide block 7 that is slidedly assemblied in the T-slot rail 9, on grab bucket frame 3, also be set with correction leading screw 2, these correction leading screw 2 one ends are connected with hydraulic motor 8, this hydraulic motor 8 is fixedly connected on the grab bucket frame 3 by fastening bolt, and described T shape slide block 7 central cross have lead screw hole and are threaded with correction leading screw 2.
Above-mentioned running block 1 belongs to the running part of continuous wall trench machine.
When hydraulic motor 8 drove 2 rotations of correction leading screw, T shape slide block 7 can laterally move in the T-slot rail under 2 effects of correction leading screw, so as to adjusting the frame position of centre of gravity of grabbing bucket, realizes the deviation-correcting function of horizontal deviation correction mechanism, improves the horizontal verticality of continuous wall trench.
In the specific implementation, described slide block and the grooved rail that cooperates with slide block can be T shape, also can be other shapes, but all should drop in the protection domain of the present utility model.
In concrete enforcement, axially should being consistent of correction leading screw and T shape slide block with the cross section of diaphragm wall.In the present embodiment, when the open direction of action of grabbing bucket is consistent with the cross section of diaphragm wall, correction leading screw and T shape slide block axially consistent with the open direction of grabbing bucket; If but the cross section of grabbing mouthful open direction and diaphragm wall is when vertical, correction leading screw and T shape slide block axially should be vertical with the open direction maintenance of grab bucket.
Figure 1 shows that the complete machine structure signal of a kind of continuous wall trench machine of the utility model, this groover comprises grooving body 10, running part 12 and hydraulic grab 13, hydraulic grab 13 is the hydraulic grab that has horizontal deviation correction mechanism among above-mentioned Fig. 2, the embodiment shown in Figure 3.
Claims (8)
1. hydraulic grab comprises the connector and the grab bucket frame that are connected with the groover running part, and this grab bucket frame lower end is fixedly connected with the grab bucket body, it is characterized in that: described connector is connected by the horizontal deviation correction mechanism of leading screw slide block type between the frame with grabbing bucket.
2. a kind of hydraulic grab according to claim 1, it is characterized in that: the horizontal deviation correction mechanism of described leading screw slide block type comprises the grooved rail that described grab bucket top of the trellis is installed with and is slidedly assemblied in the interior slide block of described grooved rail, described grab bucket top of the trellis also is installed with a correction leading screw, a described correction leading screw and a hydraulic motor are in transmission connection, and described slide block central cross has lead screw hole and is connected with described correction threads of lead screw.
3. a kind of hydraulic grab according to claim 2 is characterized in that: described slide block is a T shape slide block, and described grooved rail is the T-slot rail that cooperates with described T shape slide block.
4. according to claim 2 or 3 described a kind of hydraulic grabs, it is characterized in that: described hydraulic motor is fixedly connected on the described grab bucket frame by fastening bolt.
5. continuous wall trench machine that uses hydraulic grab, comprise running block and hydraulic grab, it is characterized in that: described hydraulic grab comprises connector and the grab bucket frame that is connected with described running block, described grab bucket frame lower end is fixedly connected with the grab bucket body, and described connector is connected by the horizontal deviation correction mechanism of leading screw slide block type between the frame with grab bucket.
6. a kind of continuous wall trench machine that uses hydraulic grab according to claim 5, it is characterized in that: the horizontal deviation correction mechanism of described leading screw slide block type comprises the grooved rail that described grab bucket top of the trellis is installed with and is slidedly assemblied in the interior slide block of described grooved rail, described grab bucket top of the trellis also is installed with a correction leading screw, a described correction leading screw and a hydraulic motor are in transmission connection, and described slide block central cross has lead screw hole and is connected with described correction threads of lead screw.
7. a kind of continuous wall trench machine that uses hydraulic grab according to claim 6 is characterized in that: described slide block is a T shape slide block, and described grooved rail is the T-slot rail that cooperates with described T shape slide block.
8. according to claim 6 or 7 described a kind of continuous wall trench machines that use hydraulic grab, it is characterized in that: described hydraulic motor is fixedly connected on the described grab bucket frame by fastening bolt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202766537U CN201574416U (en) | 2009-12-09 | 2009-12-09 | Hydraulic grab bucket and continuous wall trenching tool employing same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202766537U CN201574416U (en) | 2009-12-09 | 2009-12-09 | Hydraulic grab bucket and continuous wall trenching tool employing same |
Publications (1)
Publication Number | Publication Date |
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CN201574416U true CN201574416U (en) | 2010-09-08 |
Family
ID=42694293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009202766537U Expired - Fee Related CN201574416U (en) | 2009-12-09 | 2009-12-09 | Hydraulic grab bucket and continuous wall trenching tool employing same |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102086653A (en) * | 2010-12-30 | 2011-06-08 | 北京市三一重机有限公司 | Continuous wall grab |
CN102261090A (en) * | 2011-02-14 | 2011-11-30 | 张永忠 | Dual-grab bucket trenching machine |
CN103669449A (en) * | 2013-12-16 | 2014-03-26 | 北京市三一重机有限公司 | Continuous wall grab bucket |
-
2009
- 2009-12-09 CN CN2009202766537U patent/CN201574416U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102086653A (en) * | 2010-12-30 | 2011-06-08 | 北京市三一重机有限公司 | Continuous wall grab |
CN102086653B (en) * | 2010-12-30 | 2012-05-23 | 北京市三一重机有限公司 | Continuous wall grab |
CN102261090A (en) * | 2011-02-14 | 2011-11-30 | 张永忠 | Dual-grab bucket trenching machine |
CN103669449A (en) * | 2013-12-16 | 2014-03-26 | 北京市三一重机有限公司 | Continuous wall grab bucket |
CN103669449B (en) * | 2013-12-16 | 2016-02-10 | 北京市三一重机有限公司 | Continuous wall grab |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20121209 |