CN213477701U

CN213477701U - Shovel for building

Info

Publication number: CN213477701U
Application number: CN202021804504.6U
Authority: CN
Inventors: 周稼翔; 王颖超; 贾妍; 程诗栋
Original assignee: Individual
Current assignee: Henan Ruihua Construction Group Co.,Ltd.
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-18
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a shovel for building, include shovel piece, L shape handle and fix the connecting seat at shovel piece top, the right side bottom fixedly connected with of L shape handle connects the inserted block, and the left end of connecting seat is equipped with the spread groove, and connects the inserted block and peg graft in the spread groove, is located to be equipped with the installation cavity on the connecting seat on spread groove right side, is equipped with two movable grooves on the left side inner wall of installation cavity, and two movable grooves set up based on the spread groove symmetry, all are equipped with the draw-in groove on the one side inner wall that two movable grooves are close to each other, and the movable card is equipped with the fixture block in the draw. The utility model provides a shovel for building, after the shovel piece damages, can make things convenient for quick change of realization shovel piece, changed in the past a plurality of shovel pieces in case damage just cause whole shovel to abandon usefulness, cause the extravagant problem of cost, and the shovel piece is changed very portably, has made things convenient for people to change the use greatly.

Description

Shovel for building

Technical Field

The utility model relates to a building technical field especially relates to a shovel for building.

Background

On the building site, various types of shovels are needed, for example, a plastering shovel which is frequently used by a mason worker is frequently used in small-scale building sites like a small-scale building site and simple buildings like a rural tile house, the application environment of the plastering shovel is severe in the building sites, and a shovel blade is extremely easy to damage in the collision process of the plastering shovel with a cement block or waste bricks and tiles.

The plastering shovel used on the construction site is simple in structure, a plurality of plastering shovels are integrated and disposable, the shovel sheet is discarded once being damaged, the cost is wasted, the shovel sheet is difficult to replace, and inconvenience is brought to workers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a construction shovel.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a construction shovel comprises a shovel blade, an L-shaped handle and a connecting seat fixed at the top of the shovel blade, wherein a connecting insert block is fixedly connected to the bottom of the right side of the L-shaped handle, a connecting groove is formed in the left end of the connecting seat, the connecting insert block is inserted into the connecting groove, a mounting cavity is formed in the connecting seat on the right side of the connecting groove, two movable grooves are formed in the inner wall of the left side of the mounting cavity and are symmetrically arranged based on the connecting groove, clamping grooves are formed in the inner wall of one side, close to each other, of the two movable grooves, clamping blocks are movably clamped in the clamping grooves, one ends, far away from the clamping grooves, of the clamping blocks extend into the movable grooves and are fixedly connected with movable blocks, the right end of each movable block extends into the mounting cavity and is slidably mounted on the inner wall of the right side of the mounting cavity, a screw rod is, the worm is rotatably installed on the inner wall of the left side of the installation cavity, the worm is meshed with the worm wheel, the right end of the worm is fixedly connected with a rotating shaft, and the right end of the rotating shaft rotates to extend to the right side of the connecting seat and is fixedly connected with a rotating handle.

Preferably, a bearing is arranged on the inner wall of the left side of the mounting cavity, and the left end of the worm is rotatably mounted on the bearing.

Preferably, the outer walls of the two ends of the screw rod are respectively provided with an external thread, the spiral directions of the two external threads are opposite, the two moving blocks are respectively provided with a screw hole, and the external threads on the screw rod are in threaded connection with the internal threads on the inner wall of the screw hole.

Preferably, a guide rail is arranged on the inner wall of the right side of the mounting cavity, a sliding block is arranged at the right end of the moving block, and the sliding block is slidably mounted on the guide rail.

Preferably, the right inner wall of the installation cavity is provided with a rotation hole, and the rotation hole is penetrated by the rotation of the rotating shaft.

Preferably, the bottom end face of the L-shaped handle is in contact with the top of the shovel blade, and an anti-skid rubber sleeve is arranged on the handle part of the L-shaped handle.

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

in the utility model, the rotating shaft is driven to rotate by the rotating hand, and then the worm is driven to rotate, the worm is meshed with the worm wheel for transmission when rotating, and then the worm wheel is rotated, the worm wheel is driven to rotate when rotating, the screw rod rotates relative to the screw hole on the moving block when rotating, and the rotating directions of the two external threads on the screw rod are opposite, so that the moving block can carry out screw thread transmission on the screw rod through the screw hole and keep away from each other when the screw rod rotates, and further two moving blocks and the clamping block are kept away from each other until the clamping block is moved out of the clamping groove, the connecting inserting block is moved out of the connecting groove on the connecting seat, and the shovel sheet can be detached from the L-; in a similar way, when the shovel blade needs to be replaced, the counter-rotating handle rotates reversely only by the reverse operation, and finally, a new shovel blade is installed on the L-shaped handle.

To sum up, the utility model provides a shovel for building, after the shovel piece damages, can make things convenient for quick change of realization shovel piece, changed in the past a plurality of shovel pieces in case damage just cause whole shovel to abandon the usefulness, cause the extravagant problem of cost, and the shovel piece is changed very portably, has made things convenient for people to change the use greatly.

Drawings

Fig. 1 is a schematic perspective view of a construction shovel according to the present invention;

FIG. 2 is a schematic view of the connecting seat of the present invention after the internal section;

FIG. 3 is an enlarged view of part A of FIG. 2;

fig. 4 is a connection diagram of the L-shaped handle and the connection plug block.

In the figure: the device comprises a shovel sheet 1, a 2L-shaped handle, a connecting seat 3, a connecting groove 30, a mounting cavity 31, a movable groove 32, a clamping groove 33, a connecting insertion block 4, a rotating hand 5, a rotating shaft 6, a worm 7, a worm wheel 8, a screw rod 9, an external thread 91, a threaded hole 10, a moving block 11, a clamping block 12, a sliding block 13 and a guide rail 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a construction shovel comprises a shovel blade 1, an L-shaped handle 2 and a connecting seat 3 fixed on the top of the shovel blade 1, wherein a connecting insert 4 is fixedly connected to the bottom of the right side of the L-shaped handle 2, a connecting groove 30 is arranged at the left end of the connecting seat 3, the connecting insert 4 is inserted into the connecting groove 30, a mounting cavity 31 is arranged on the connecting seat 3 on the right side of the connecting groove 30, two movable grooves 32 are arranged on the inner wall of the left side of the mounting cavity 31, the two movable grooves 32 are symmetrically arranged based on the connecting groove 30, a clamping groove 33 is arranged on the inner wall of one side of the two movable grooves 32 close to each other, a clamping block 12 is movably clamped in the clamping groove 33, one end of the clamping block 12 far away from the clamping groove 33 extends into the movable groove 32 and is fixedly connected with a moving block 11, the right end of the moving block 11 extends into the mounting cavity 31 and is slidably mounted, and the screw rod 9 runs through the moving block 11 and is in threaded connection with the moving block 11, the worm wheel 8 is fixedly sleeved in the middle of the screw rod 9, the worm 7 is rotatably mounted on the inner wall of the left side of the mounting cavity 31, the worm 7 is meshed with the worm wheel 8, the right end of the worm 7 is fixedly connected with the rotating shaft 6, and the right end of the rotating shaft 6 rotates to extend to the right side of the connecting seat 3 and is fixedly connected with the rotating handle 5. The utility model provides a shovel for building, after the shovel piece damages, can make things convenient for quick change of realization shovel piece, changed in the past a plurality of shovel pieces in case damage just cause whole shovel to abandon usefulness, cause the extravagant problem of cost, and the shovel piece is changed very portably, has made things convenient for people to change the use greatly.

Specifically, a bearing is arranged on the left inner wall of the mounting cavity 31, and the left end of the worm 7 is rotatably mounted on the bearing.

Specifically, outer threads 91 are respectively arranged on outer walls of two ends of the screw rod 9, the spiral directions of the two outer threads 91 are opposite, screw holes 10 are respectively arranged on the two moving blocks 11, and the outer threads 91 on the screw rod 9 are in threaded connection with inner threads on inner walls of the screw holes 10.

Specifically, a guide rail 14 is arranged on the right inner wall of the mounting cavity 31, a slider 13 is arranged at the right end of the moving block 11, and the slider 13 is slidably mounted on the guide rail 14.

Specifically, a rotating hole is formed in the inner wall of the right side of the mounting cavity 31, and the rotating shaft 6 rotates to penetrate through the rotating hole.

Specifically, the bottom end face of the L-shaped handle 2 contacts with the top of the shovel blade 1, and an anti-slip rubber sleeve is arranged on the handle part of the L-shaped handle 2.

The utility model provides a shovel for building, after shovel piece 1 damages, can make things convenient for quick dismantle the change of getting off shovel piece 1, its concrete operation is: the operation can be realized only by rotating the rotating hand 5, namely, the rotating shaft 6 is driven to rotate by the rotating hand 5, so that the worm 7 is driven to rotate, the worm 7 is meshed with the worm wheel 8 for transmission when rotating, so that the worm wheel 8 rotates, the screw rod 9 is driven to rotate when rotating, the screw rod 9 rotates relative to the screw hole 10 on the movable block 11 when rotating, and the sliding limit of the sliding block 13 and the guide rail 14 and the two external threads 91 on the screw rod 9 are opposite in rotating direction, so that the movable block 11 can be in threaded transmission and mutually separated on the screw rod 9 through the screw hole 10 when rotating the screw rod 9, so that the two movable blocks 11 and the fixture block 12 are mutually separated until the fixture block 12 is removed from the clamping groove 33, and then the connecting plug block 4 is removed from the connecting groove 30 on the connecting seat 3, so that the shovel sheet 1 can be detached from the L-; in a similar way, when the shovel blade 1 needs to be replaced, the rotating hand 5 is reversely rotated only by the reverse operation, and finally, a new shovel blade 1 is installed on the L-shaped handle 2.

In conclusion, the utility model discloses in this way, changed in the past many shovel pieces in case damage just cause whole shovel to abandon the problem that causes the cost waste, and the shovel piece is changed very portably, has made things convenient for people to change the use greatly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A construction shovel comprises a shovel blade (1), an L-shaped handle (2) and a connecting seat (3) fixed at the top of the shovel blade (1), and is characterized in that the bottom of the right side of the L-shaped handle (2) is fixedly connected with a connecting insert block (4), the left end of the connecting seat (3) is provided with a connecting groove (30), the connecting insert block (4) is inserted into the connecting groove (30), the connecting seat (3) positioned on the right side of the connecting groove (30) is provided with a mounting cavity (31), the inner wall of the left side of the mounting cavity (31) is provided with two movable grooves (32), the two movable grooves (32) are symmetrically arranged based on the connecting groove (30), the inner wall of one side, close to each other, of the two movable grooves (32) is provided with a clamping groove (33), a clamping block (12) is movably clamped in the clamping groove (33), and one end, far away from the clamping groove (33), of the clamping block (12), extends, the right-hand member of movable block (11) extends to in installation cavity (31) and slidable mounting is on the right side inner wall of installation cavity (31), rotate between the both sides inner wall of installation cavity (31) and install screw rod (9), and screw rod (9) run through movable block (11) and with movable block (11) threaded connection, worm wheel (8) have been fixed to have cup jointed in the middle part of screw rod (9), rotate on the left side inner wall of installation cavity (31) and install worm (7), and worm (7) and worm wheel (8) mesh mutually, the right-hand member fixedly connected with pivot (6) of worm (7), and the right-hand member of pivot (6) rotates the right side that extends to connecting seat (3) and fixedly connected with commentaries on classics hand (5).

2. A construction shovel according to claim 1 characterised in that the inner wall of the left side of the mounting cavity (31) is provided with a bearing and the left end of the worm (7) is rotatably mounted on the bearing.

3. The construction shovel as claimed in claim 1, characterized in that the outer walls of the two ends of the threaded rod (9) are respectively provided with external threads (91), the two external threads (91) have opposite spiral directions, the two moving blocks (11) are respectively provided with a threaded hole (10), and the external threads (91) on the threaded rod (9) are in threaded connection with the internal threads on the inner wall of the threaded hole (10).

4. The construction shovel as claimed in claim 1, characterized in that the right inner wall of the installation cavity (31) is provided with a guide rail (14), the right end of the moving block (11) is provided with a sliding block (13), and the sliding block (13) is slidably mounted on the guide rail (14).

5. The construction shovel as claimed in claim 1, characterized in that the right inner wall of the installation cavity (31) is provided with a rotation hole, and the rotation shaft (6) is rotatably inserted through the rotation hole.

6. The shovel as claimed in claim 1, characterized in that the bottom end face of the L-shaped handle (2) contacts with the top of the shovel blade (1), and the handle part of the L-shaped handle (2) is provided with an anti-skid rubber sleeve.