CN218698448U

CN218698448U - Adjustable investigation shovel

Info

Publication number: CN218698448U
Application number: CN202222986352.1U
Authority: CN
Inventors: 火登三
Original assignee: Third Institute Geological And Mineral Exploration Of Gansu Provincial Bureau Of Geology And Mineral Resources
Current assignee: Third Institute Geological And Mineral Exploration Of Gansu Provincial Bureau Of Geology And Mineral Resources
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-03-24
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses an adjustable investigation shovel, relate to investigation shovel technical field, including the shovel handle, the shovel is last fixedly connected with connecting block, the one end fixedly connected with shovel head of connecting block, the inside fixedly connected with casing of shovel handle, the concave type platform of inside fixedly connected with of shovel handle, it is connected with the worm wheel to rotate on the concave type platform, the inside rotation of shovel handle is connected with the worm, the one end fixedly connected with of worm changes the handle, worm wheel and worm meshing cooperation, fixedly connected with rack on the movable block, it is connected with the gear to rotate on the concave type platform, worm wheel and the coaxial fixed connection of gear, rack and gear meshing cooperation, when the height is adjusted to needs, the accessible rotates and rotates the drive worm and rotate, the worm wheel rotates when the worm pivoted, drive gear revolve, the gear drives rack and makes linear motion, thereby the rack drives movable block and extension rod and removes, make the extension rod shrink into the shovel in or stretch out the shovel handle, thereby realize the length adjustment of shovel handle.

Description

Adjustable investigation shovel

Technical Field

The utility model relates to an investigation shovel technical field specifically is an adjustable investigation shovel.

Background

Geological exploration is investigation and research activities of surveying and detecting geology through various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum and calculating foundation parameters. Wherein the staff often uses the collection shovel during geological exploration, conveniently excavates and gathers soil.

The publication number is: CN 209755111 U3, entitled "a combined multifunctional shovel with adjustable shovel head", which includes a shovel head main body and a shovel handle with one end connected with the shovel head main body, wherein both sides of the shovel head main body are connected with shovel head widening pieces, both ends of one side of the shovel head widening pieces connected with the shovel head main body are provided with gear-shaped clamping bodies, and the centers of the gear-shaped clamping bodies are provided with threaded holes; two limiting holes are respectively formed in two sides of the shovel head main body, a toothed clamping groove matched with the gear-shaped clamping body is formed in each limiting hole, and the toothed clamping groove is detachably connected with the gear-shaped clamping body through a limiting bolt.

The prior art of the patent publication does not have the altitude mixture control of shovel, when needs investigation darker soil, then needs the staff to go into down and excavate in the good hole can be deeper excavate darker soil and carry out the investigation, can make the staff inconvenient excavation and investigation to soil in narrow and small space like this, for the convenience staff need not work in narrow and small space, for this reason, provides an adjustable investigation shovel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable investigation shovel to solve the weak point among the above-mentioned prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the adjustable exploration shovel comprises a shovel handle, wherein a connecting block is fixedly connected to the shovel handle, a shovel head is fixedly connected to one end of the connecting block, a shell is fixedly connected to the inside of the shovel handle, a moving block vertically slides on the shell, an extension rod is fixedly connected to one end of the moving block, a concave table is fixedly connected to the inside of the shovel handle, a worm wheel is connected to the concave table in a rotating mode, a worm is connected to the shovel handle in a rotating mode, a rotating handle is fixedly connected to one end of the worm, the worm wheel is meshed with the worm and matched with the moving block, a gear is connected to the concave table in a rotating mode, the worm wheel is fixedly connected with the gear in a coaxial mode, and the rack is meshed with the gear.

Preferably, one side fixedly connected with nut of casing, threaded connection has the bolt on the nut, the one end fixedly connected with clamp splice of bolt, the clamp splice cooperates with the extension rod butt, through rotating the bolt, lets nut and bolt produce the screw thread effect, lets the bolt drive the clamp splice and lets it better fixed with the casing to the extension rod, and then prevents rocking of extension rod.

Preferably, one end of the extension rod, which is far away from the moving block, is fixedly connected with a handle, the handle is fixedly connected with a rubber pad, and the extension rod is more convenient to carry by arranging the handle.

Preferably, one side of the housing is provided with a fixed groove, the moving block is slidably connected to the fixed groove, and the moving block slides on the housing through the fixed groove.

Preferably, the outer wall of the shovel handle is sleeved with the anti-skidding ring in a sliding mode, the upper surface of the anti-skidding ring is in contact with the handle, and the anti-skidding ring is arranged to increase friction force when the shovel is used.

Preferably, the rotating handle is vertically connected with two rod bodies, and the end part of one rod body is vertically and fixedly connected with one end of the worm.

Compared with the prior art, the utility model provides a pair of adjustable investigation shovel when needs are adjusted the shovel and are the height, the accessible rotates and changes the drive worm and rotate, drives worm wheel rotation when the worm pivoted, because worm wheel and gear are coaxial fixed connection, so drive gear revolve when the worm wheel pivoted, gear drive rack makes linear motion to the rack drives the movable block and removes with the extension rod, makes the extension rod shrink and advance the shovel in the handle or stretch out outside the shovel handle, thereby realizes the length adjustment of shovel handle.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;

fig. 2 is a top sectional view of the overall structure provided by the embodiment of the present invention;

fig. 3 is a left side sectional view of the overall structure provided by the embodiment of the present invention;

fig. 4 is an enlarged schematic view of a point a in the overall structure diagram 3 according to the embodiment of the present invention.

Description of reference numerals:

in the figure: 1. a shovel handle; 2. connecting blocks; 3. a shovel head; 4. a handle; 5. a housing; 6. a moving block; 7. An extension pole; 8. a clamping block; 9. a bolt; 10. a gear; 11. a nut; 12. a rack; 13. turning a handle; 14. A worm gear; 15. a worm; 16. a concave table; 17. a rubber pad; 18. and (4) an anti-slip ring.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Please refer to fig. 1-4, in order to achieve the above object, an embodiment of the present invention provides an adjustable surveying shovel, including shovel handle 1, fixedly connected with connecting block 2 on the shovel handle 1, one end fixedly connected with shovel head 3 of connecting block 2, the inside fixedly connected with casing 5 of shovel handle 1, there is moving block 6 in the vertical slip on casing 5, one end fixedly connected with extension rod 7 of moving block 6, specifically, one end fixedly connected with handle 4 of moving block 6 is kept away from to extension rod 7, and fixedly connected with rubber pad 17 on handle 4, it is its more convenient to carry through setting up handle 4, the concave type platform 16 of inside fixedly connected with of shovel handle 1, rotate on concave type platform 16 and be connected with worm wheel 14, the internal rotation of shovel handle 1 is connected with worm 15, the one end fixedly connected with of worm 15 changes handle 13, specifically, change handle 13 and include two body of rod that link to each other perpendicularly, the tip of one of body of rod and the perpendicular fixed connection of worm 15, worm wheel 14 and worm 15 mesh and cooperate, fixedly connected with rack 12 on concave type platform 16, rotate and be connected with gear 10, worm wheel 14 and gear 10 and mesh cooperation.

Further, one side fixedly connected with nut 11 of casing 5, threaded connection has bolt 9 on nut 11, and the one end fixedly connected with clamp splice 8 of bolt 9, clamp splice 8 and extension rod 7 butt cooperation let nut 11 and bolt 9 produce the screw thread effect through rotating bolt 9, let bolt 9 drive clamp splice 8 let it better to extension rod 7 fixed with casing 5, and then prevent rocking of extension rod 7.

Furthermore, a fixing groove is formed in one side of the shell 5, the moving block 6 is connected to the fixing groove in a sliding mode, and the moving block 6 slides on the shell 5 through the fixing groove.

Further, the outer wall of the shovel handle 1 is sleeved with an anti-slip ring 18 in a sliding mode, the upper surface of the anti-slip ring 18 is in contact with the handle 4, and the anti-slip ring 18 is arranged to increase friction force when the shovel is used.

The working principle is as follows: when the height of the shovel handle 1 needs to be adjusted, the clamping block 8 is separated from the extension rod 7 through the bolt 9, the worm 15 which is fixedly connected with one end of the shovel handle can be driven to rotate through the rotating handle 13, the worm 15 is meshed with the worm wheel 14, the worm wheel 15 is driven to rotate while rotating, the worm wheel 14 is driven to rotate through the worm wheel 14 and the gear 10, the gear 10 is driven to rotate while rotating through the worm wheel 14, the gear 10 is meshed with the rack 12, the rack 10 drives the rack 12 to do linear motion, the rack 12 drives the moving block 6 and the extension rod 7 to move, the extension rod 7 is made to retract into the shovel handle 1 or extend out of the shovel handle 1, when the shovel handle and the worm 15 move to a required position, the worm wheel 14 and the worm 15 have a self-locking function, the adjusted height can be locked, the adjusted height is prevented from sliding downwards, and the height of the shovel handle 1 is adjusted.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an adjustable investigation shovel, includes the shovel to (1), the shovel is fixedly connected with connecting block (2) on (1), the one end fixedly connected with shovel head (3) of connecting block (2), its characterized in that: the novel shovel is characterized in that a shell (5) is fixedly connected to the inside of the shovel handle (1), a moving block (6) slides on the shell (5), an extension rod (7) is fixedly connected to one end of the moving block (6), a concave table (16) is fixedly connected to the inside of the shovel handle (1), a worm wheel (14) is connected to the concave table (16) in a rotating mode, a worm (15) is connected to the shovel handle (1) in the rotating mode, a rotating handle (13) is fixedly connected to one end of the worm (15), the worm wheel (14) is meshed with the worm (15) in a matching mode, a rack (12) is fixedly connected to the moving block (6), a gear (10) is connected to the concave table (16) in a rotating mode, the worm wheel (14) is fixedly connected with the gear (10) in a coaxial mode, and the rack (12) is meshed with the gear (10).

2. An adjustable survey shovel according to claim 1, characterised in that: one side fixedly connected with nut (11) of casing (5), threaded connection has bolt (9) on nut (11), the one end fixedly connected with clamp splice (8) of bolt (9), clamp splice (8) and extension rod (7) butt cooperation.

3. An adjustable survey shovel according to claim 1, characterised in that: one end of the extension rod (7) far away from the moving block (6) is fixedly connected with a handle (4), and a rubber pad (17) is fixedly connected onto the handle (4).

4. An adjustable survey shovel according to claim 1, characterised in that: a fixing groove is formed in one side of the shell (5), and the moving block (6) is connected to the fixing groove in a sliding mode.

5. An adjustable survey shovel according to claim 1, characterised in that: the outer wall of the shovel handle (1) is sleeved with an anti-slip ring (18) in a sliding mode.

6. An adjustable survey shovel according to claim 1, characterised in that: the rotating handle (13) comprises two rod bodies which are vertically connected, and the end part of one rod body is vertically and fixedly connected with one end of the worm (15).