CN220845137U - Mechanical grab with high stability - Google Patents
Mechanical grab with high stability Download PDFInfo
- Publication number
- CN220845137U CN220845137U CN202321884949.3U CN202321884949U CN220845137U CN 220845137 U CN220845137 U CN 220845137U CN 202321884949 U CN202321884949 U CN 202321884949U CN 220845137 U CN220845137 U CN 220845137U
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- China
- Prior art keywords
- grabbing
- top plate
- fixedly connected
- movable sleeve
- flap
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- 210000000078 claw Anatomy 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a mechanical grab with strong stability, which comprises the following components: the main body unit comprises a top plate, wherein the top plate is symmetrically provided with a first grabbing flap and a second grabbing flap, and the top plate is provided with a mounting assembly; the operation unit comprises a double-shaft motor, the output end of the double-shaft motor is fixedly connected with a screw rod, a movable sleeve is connected to the screw rod in a threaded mode, rotating blocks are arranged on the first grabbing valve and the second grabbing valve, and a connecting assembly is arranged between the movable sleeve and the rotating blocks. According to the utility model, the double-shaft motor is started, when the movable sleeve moves inwards, the first grabbing flap and the second grabbing flap are opened, when the movable sleeve moves outwards, the first grabbing flap and the second grabbing flap are closed, so that the device can be stably opened and closed, the device is less influenced by external factors during opening and closing, and even if an emergency condition occurs, such as power failure, the device still keeps closed through the arrangement of the screw rod and the movable sleeve, and the hidden mounting trouble is eliminated.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a mechanical grab bucket with high stability.
Background
The grab bucket is a special tool for grabbing dry and scattered cargoes by the crane. Two or more bucket-shaped jaws which can be opened and closed are combined together to form a storage space, and the opening and closing of the jaws are generally controlled by a steel wire rope of a lifting mechanism of the crane. The grab bucket operation has no heavy physical labor, can achieve higher loading and unloading efficiency and ensure safety, and is a main dry bulk cargo loading and unloading tool for ports. According to the kinds of the operation goods, the operation goods can be classified into an ore grab bucket, a coal grab bucket, a grain grab bucket, a wood grab bucket and the like.
The existing grab bucket is opened and closed by the self weight of the grab bucket in the use process, the stability of the grab bucket is insufficient in the opening and closing process, the grab bucket cannot be opened and closed stably under the condition that the outer side of the grab bucket is blocked, the grab bucket is opened and closed by the hydraulic telescopic rod, but when an emergency occurs, if power is off, the hydraulic machine is inactive, the grab bucket is opened to cause falling of goods, and certain potential safety hazards exist.
Disclosure of utility model
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The present utility model has been made in view of the above-mentioned problems with the conventional mechanical grapples.
Therefore, the utility model aims to provide a mechanical grab bucket with strong stability, which aims to solve the problems that in the using process of the existing grab bucket, the existing grab bucket is partially opened and closed by the self weight of the grab bucket, the stability is insufficient in the opening and closing process, the opening and closing cannot be performed stably under the condition that the outer side of the grab bucket is blocked, and the partial grab bucket is opened and closed by a hydraulic telescopic rod, but when an emergency occurs, such as power failure, the hydraulic machine is not operated, the grab bucket is opened to cause the falling of goods, and a certain potential safety hazard exists.
In order to solve the technical problems, the utility model provides the following technical scheme:
A mechanically stable grapple comprising:
The main body unit comprises a top plate, wherein the top plate is symmetrically provided with a first grabbing flap and a second grabbing flap, and the top plate is provided with a mounting assembly;
The operation unit comprises a double-shaft motor, the double-shaft motor is arranged on the top plate, the output end of the double-shaft motor is fixedly connected with a screw rod, a movable sleeve is connected to the screw rod in a threaded mode, rotating blocks are arranged on the first grabbing valve and the second grabbing valve, and a connecting assembly is arranged between the movable sleeve and the rotating blocks.
As a preferable scheme of the mechanical grab with high stability, the utility model comprises the following steps: the top plate is symmetrically provided with a notch, the top plate is symmetrically rotated and inserted with a rotating shaft, the rotating shaft is positioned at the notch, the rotating block is fixedly connected to the rotating shaft, and the first grabbing valve and the second grabbing valve are respectively and fixedly connected to the two rotating shafts.
As a preferable scheme of the mechanical grab with high stability, the utility model comprises the following steps: the installation component includes the mounting bracket, mounting bracket fixed connection is on the roof, be provided with circular piece on the mounting bracket, fixedly connected with connecting block on the circular piece, the opening has been seted up on the connecting block.
As a preferable scheme of the mechanical grab with high stability, the utility model comprises the following steps: the connecting assembly comprises a connecting plate, the connecting plate is fixedly connected to the movable sleeve, and a connecting rod is rotationally connected between the connecting plate and the rotating block.
As a preferable scheme of the mechanical grab with high stability, the utility model comprises the following steps: the first valve block and the second valve block are respectively fixedly connected with a plurality of first convex blocks and second convex blocks, a plurality of first rubber pads and second rubber pads are respectively arranged at the bottom ends of the first valve block and the second valve block, the first convex blocks and the second rubber pads are matched, and the second convex blocks and the first rubber pads are matched.
As a preferable scheme of the mechanical grab with high stability, the utility model comprises the following steps: and the top plate is symmetrically and fixedly connected with a fixed plate, and the movable sleeve is inserted on the fixed plate in a sliding manner.
The utility model has the beneficial effects that:
During the use, user accessible starts biax motor, drive the lead screw and rotates for remove the cover side-to-side motion, when removing the cover to the inboard motion, drive the connecting rod to the inboard motion, make the turning block rotate, drive the pivot and rotate, make first claw and second claw open, when removing the cover to the outside motion, first claw and second claw are closed, make the device can be stable open and shut, receive external factor influence less during the open and shut, and even take place the emergency, like when cutting off the power supply, through the setting of lead screw and removal cover, make the device still keep closed, the installation hidden danger has been eliminated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic view of the front overall structure of a mechanical grab with high stability;
fig. 2 is a schematic view of a partial cross-sectional structure of fig. 1.
In the figure: 100. a main body unit; 101. a top plate; 102. a first grasping flap; 103. a second grasping flap; 104. a notch; 105. a rotating shaft; 106. a mounting assembly; 106a, a mounting rack; 106b, a circular block; 106c, connecting blocks; 200. a working unit; 201. a biaxial motor; 202. a screw rod; 203. a fixing plate; 204. a moving sleeve; 205. a rotating block; 206. a connection assembly; 206a, a connection plate; 206b, a connecting rod; 207. a first bump; 208. a second bump; 209. a first rubber pad; 210. and a second rubber pad.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Referring to fig. 1-2, the present utility model provides a mechanically stable grapple comprising:
The main body unit 100 comprises a top plate 101, wherein a first grabbing claw 102 and a second grabbing claw 103 are symmetrically arranged on the top plate 101, and a mounting assembly 106 is arranged on the top plate 101;
The operation unit 200 comprises a double-shaft motor 201, wherein the double-shaft motor 201 is arranged on the top plate 101, a screw rod 202 is fixedly connected to the output end of the double-shaft motor 201, a movable sleeve 204 is connected to the screw rod 202 in a threaded manner, a rotating block 205 is arranged on each of the first grabbing lobe 102 and the second grabbing lobe 103, and a connecting assembly 206 is arranged between the movable sleeve 204 and the rotating block 205.
The top plate 101 is symmetrically provided with notches 104, the top plate 101 is symmetrically rotated and inserted with rotating shafts 105, the rotating shafts 105 are located at the notches 104, the rotating blocks 205 are fixedly connected to the rotating shafts 105, the first grabbing flaps 102 and the second grabbing flaps 103 are respectively fixedly connected to the two rotating shafts 105, and the rotating shafts 105 are driven to rotate by controlling the rotating blocks 205 to enable the first grabbing flaps 102 and the second grabbing flaps 103 to open and close.
Further, the mounting assembly 106 includes a mounting frame 106a, the mounting frame 106a is fixedly connected to the top plate 101, a circular block 106b is arranged on the mounting frame 106a, a connecting block 106c is fixedly connected to the circular block 106b, and a through hole is formed in the connecting block 106c, so that a user can be connected with the grab bucket through external equipment.
Further, the connecting assembly 206 includes a connecting plate 206a, the connecting plate 206a is fixedly connected to the moving sleeve 204, and a connecting rod 206b is rotationally connected between the connecting plate 206a and the rotating block 205, so that when the moving sleeve 204 moves left and right, the connecting plate 206a can be pushed to move left and right, the connecting rod 206b can be pushed to move left and right, the rotating block 205 is pushed to rotate, and the rotating shaft 105 rotates to drive the first grabbing flap 102 and the second grabbing flap 103 to open and close.
Further, a plurality of first lugs 207 and second lugs 208 are fixedly connected to the bottom ends of the first grab valve 102 and the second grab valve 103 respectively, a plurality of first rubber pads 209 and second rubber pads 210 are arranged at the bottom ends of the first grab valve 102 and the second grab valve 103 respectively, the first lugs 207 and the second rubber pads 210 are matched, and the second lugs 208 and the first rubber pads 209 are matched, so that when the first grab valve 102 and the second grab valve 103 are closed, the first lugs 207 and the second lugs 208 are respectively propped against the second rubber pads 210 and the first rubber pads 209, the tightness of the bottom is guaranteed, and the material is prevented from being scattered from the bottom.
Further, the top plate 101 is symmetrically and fixedly connected with the fixing plate 203, and the moving sleeve 204 is slidably inserted into the fixing plate 203, so that the moving sleeve 204 is more stable when moving left and right.
During the use, user accessible starts biax motor 201, drive lead screw 202 and rotates, make movable sleeve 204 side to side motion, when movable sleeve 204 moves to the inboard, drive connecting rod 206b and move to the inboard, make rotor 205 rotate, drive pivot 105 rotate, make first claw 102 and second claw 103 open, when movable sleeve 204 moves to the outside, first claw 102 and second claw 103 are closed, make the device can be stable open and shut, receive external factor influence less during the open and shut, and even take place the sudden event, like when cutting off the power supply, through the setting of lead screw 202 and movable sleeve 204, make the device still keep closed, the installation hidden danger has been eliminated.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (6)
1. The utility model provides a mechanical grab that stability is strong which characterized in that: comprising the following steps:
The main body unit (100) comprises a top plate (101), wherein a first grabbing flap (102) and a second grabbing flap (103) are symmetrically arranged on the top plate (101), and a mounting assembly (106) is arranged on the top plate (101);
The operation unit (200) comprises a double-shaft motor (201), wherein the double-shaft motor (201) is arranged on a top plate (101), a screw rod (202) is fixedly connected to the output end of the double-shaft motor (201), a movable sleeve (204) is connected to the screw rod (202) in a threaded mode, rotating blocks (205) are arranged on the first grabbing valve (102) and the second grabbing valve (103), and a connecting assembly (206) is arranged between the movable sleeve (204) and the rotating blocks (205).
2. A mechanically stable grab as claimed in claim 1 wherein: the novel rotary table is characterized in that notches (104) are symmetrically formed in the top plate (101), rotary shafts (105) are symmetrically rotated and inserted in the top plate (101), the rotary shafts (105) are located at the notches (104), the rotary blocks (205) are fixedly connected to the rotary shafts (105), and the first grabbing petals (102) and the second grabbing petals (103) are respectively and fixedly connected to the two rotary shafts (105).
3. A mechanically stable grab as claimed in claim 2 wherein: the mounting assembly (106) comprises a mounting frame (106 a), the mounting frame (106 a) is fixedly connected to the top plate (101), a circular block (106 b) is arranged on the mounting frame (106 a), a connecting block (106 c) is fixedly connected to the circular block (106 b), and a through hole is formed in the connecting block (106 c).
4. A mechanically stable grab according to claim 3, characterized in that: the connecting assembly (206) comprises a connecting plate (206 a), the connecting plate (206 a) is fixedly connected to the movable sleeve (204), and a connecting rod (206 b) is rotatably connected between the connecting plate (206 a) and the rotating block (205).
5. A mechanically stable grab as claimed in claim 4 wherein: the first grabbing valve (102) and the second grabbing valve (103) are fixedly connected with a plurality of first protruding blocks (207) and second protruding blocks (208) respectively, a plurality of first rubber pads (209) and second rubber pads (210) are arranged at the bottom ends of the first grabbing valve (102) and the second grabbing valve (103) respectively, the first protruding blocks (207) and the second rubber pads (210) are matched with each other, and the second protruding blocks (208) and the first rubber pads (209) are matched with each other.
6. A mechanically stable grab as claimed in claim 5 wherein: and the top plate (101) is symmetrically and fixedly connected with a fixed plate (203), and the movable sleeve (204) is inserted on the fixed plate (203) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884949.3U CN220845137U (en) | 2023-07-18 | 2023-07-18 | Mechanical grab with high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884949.3U CN220845137U (en) | 2023-07-18 | 2023-07-18 | Mechanical grab with high stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220845137U true CN220845137U (en) | 2024-04-26 |
Family
ID=90786129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321884949.3U Active CN220845137U (en) | 2023-07-18 | 2023-07-18 | Mechanical grab with high stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220845137U (en) |
-
2023
- 2023-07-18 CN CN202321884949.3U patent/CN220845137U/en active Active
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