CN212761322U - Quick positioning hole saw extension rod - Google Patents

Abstract

The utility model discloses a quick positioning hole saw connecting rod, which relates to the field of garden irrigation and comprises a fixed rod, wherein the end part of the fixed rod is fixedly connected with a fixed seat, the side wall of the fixed seat is fixedly connected with a threaded ring, the side wall of the threaded ring is in threaded connection with a hole saw, the side wall of the fixed seat is provided with a mounting groove, the side wall of the mounting groove is in sliding connection with a drill rod, the side wall of the drill rod is provided with two fixing grooves, the side wall of the fixed seat is provided with two first chutes, and through the matching use of a locking mechanism, a spring and the fixing grooves, when the drill rod in a hole saw assembly is required to be assembled on the hole saw connecting rod, the sliding of the slide rod is controlled under the driving of the connecting rod by pressing a slide block, after the drill rod is inserted into the mounting groove on the fixed, replace screw thread swivelling joint formula with the push type, convenient and fast, assembly efficiency is higher.

Description

Quick positioning hole saw extension rod

Technical Field

The utility model relates to a hole saw connects the pole field, especially relates to a quick location hole saw connects pole.

Background

The hole saw is a punching saw piece as the name suggests, a double-metal standard type hole saw can cut all machinable metals including stainless steel, wood with nails, plastics, chemical fiber glass, dry walls, fiberboards, composite materials and the like, solves the defects of inconvenience and irregular holes of plate punching, and is applied to various fields in life;

in the in-service use of hole saw, need assemble each subassembly and the hole saw that the hole saw connects the pole to use, in traditional subassembly and the assembly methods between the pole, make each subassembly and connect pole interconnect through bolt or a plurality of screw threads of peripheral hardware mostly, this kind of assembly methods process is comparatively loaded down with trivial details, assembly efficiency is lower, and when changing the subassembly, need consume more time, delay the engineering progress and so we have proposed a quick location hole saw and connect the pole, solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a quick positioning hole saw connecting rod.

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

the utility model provides a quick location hole saw connects pole, includes the dead lever, the tip fixedly connected with fixing base of dead lever, the lateral wall fixedly connected with screw ring of fixing base, screw ring's lateral wall threaded connection has the hole saw, the mounting groove has been seted up to the lateral wall of fixing base, sliding connection has the drilling rod on the lateral wall of mounting groove, two fixed slots have been seted up to the lateral wall of drilling rod, two first spouts have been seted up to the lateral wall of fixing base, two second spouts, two are seted up to the lateral wall of mounting groove communicate each other, two through two intercommunication grooves between second spout and two first spouts respectively the equal fixedly connected with spring of lateral wall of first spout, the other end fixedly connected with latched device of spring, latched device's tip offsets tightly with the lateral wall of the fixed slot that corresponds.

Preferably, the latch mechanism includes the slider of fixed connection at the other end of spring, the lateral wall sliding connection of slider and first spout, the lateral wall of slider rotates and is connected with the connecting rod, the lateral wall of connecting rod rotates and is connected with the bull stick, the terminal fixed connection of bull stick is on the lateral wall of intercommunication groove, the end of connecting rod rotates and is connected with the slide bar, the lateral wall sliding connection of slide bar and second spout, the tip of slide bar offsets tightly with the lateral wall of fixed slot.

Preferably, the spring is a resilient spring, and is made of stainless steel.

Preferably, the outer diameter of the end of the sliding rod is smaller than the inner diameter of the fixing groove, and the shape and the size of the end of the sliding rod are matched with those of the fixing groove.

Preferably, the outer side wall of the threaded ring is provided with threads.

Preferably, the drill rod is tightly attached to the side wall of the mounting groove.

The utility model has the advantages that: in the utility model, through the matching use among the locking mechanism, the spring and the fixed groove, when the drill rod in the hole saw component needs to be assembled on the hole saw connecting rod, the sliding of the sliding rod is controlled under the driving of the connecting rod by pressing the sliding block, after the drill rod is inserted into the mounting groove on the fixed seat, the end part of the sliding rod is pressed into the fixed groove on the side wall of the drill rod, thereby realizing the fixing function of the drill rod, replacing the threaded rotary connection type with the pressing type, being convenient and fast and having higher assembly efficiency;

through the setting of screw ring, when needs assemble the hole saw and connect the pole on, through setting up hole saw centre bore and screw ring outside assorted screw thread, directly with hole saw and screw ring swivelling joint, simple structure, convenient operation, and connect no other threaded connection department in the pole, easily subassembly dismouting.

Drawings

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is an enlarged view of a portion a of the present invention.

Fig. 3 is an enlarged view of part B of the present invention.

Fig. 4 is a schematic view of a part of the structure of the present invention.

Reference numbers in the figures: the drilling machine comprises a fixing rod 1, a fixing seat 2, a threaded ring 3, a hole saw 4, a first sliding groove 5, a communicating groove 6, a second sliding groove 7, a sliding block 8, a spring 9, a connecting rod 10, a rotating rod 11, a sliding rod 12, a drill rod 13, a mounting groove 14 and a fixing groove 15.

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 quick positioning hole saw connecting rod comprises a fixing rod 1, wherein the end part of the fixing rod 1 is fixedly connected with a fixing seat 2, the side wall of the fixing seat 2 is fixedly connected with a threaded ring 3, the outer side wall of the threaded ring 3 is provided with threads, the side wall of the threaded ring 3 is in threaded connection with a hole saw 4, the side wall of a central hole in the side wall of the hole saw 4 is provided with threads matched with the threaded ring 3, and the hole saw 4 and the connecting rod can be conveniently assembled;

the side wall of the fixed seat 2 is provided with an installation groove 14, the side wall of the installation groove 14 is connected with a drill rod 13 in a sliding manner, the drill rod 13 is tightly attached to the side wall of the installation groove 14, the drill rod 13 can be prevented from loosening in the installation groove 14 due to the tight attachment, and the drill rod cannot shake during punching;

the side wall of the drill rod 13 is provided with two fixing grooves 15, the side wall of the fixing seat 2 is provided with two first sliding grooves 5, the side wall of the mounting groove 14 is provided with two second sliding grooves 7, the two second sliding grooves 7 are mutually communicated with the two first sliding grooves 5 through two communicating grooves 6 respectively, the side walls of the two first sliding grooves 5 are fixedly connected with springs 9, the springs 9 are elastic springs and are made of stainless steel, and the stainless steel has the characteristics of good corrosion resistance, good formability and the like, so that the use performance of the springs 9 is favorably improved, and the normal service life of the springs 9 is ensured;

the other end of the spring 9 is fixedly connected with a locking mechanism, the end part of the locking mechanism is abutted against the corresponding side wall of the fixed groove 15, the locking mechanism comprises a sliding block 8 fixedly connected with the other end of the spring 9, the sliding block 8 is in sliding connection with the side wall of the first sliding groove 5, the side wall of the sliding block 8 is in rotating connection with a connecting rod 10, the side wall of the connecting rod 10 is in rotating connection with a rotating rod 11, the tail end of the rotating rod 11 is fixedly connected onto the side wall of the communicating groove 6, the tail end of the connecting rod 10 is in rotating connection with a sliding rod 12, the sliding rod 12 is in sliding connection with the side wall of the second sliding groove 7, the end part of the sliding rod 12 is abutted against the side wall of the fixed groove 15, the outer diameter of the end part of the sliding rod 12 is smaller than the inner diameter of the fixed groove 15, the shape and the size, thereby ensuring that the drill rod 13 can be stably fixed in the mounting groove 14.

The working principle is as follows: when the connecting rod is used for assembling a hole saw assembly, on one hand, the two sliding blocks 8 on the side wall of the fixed seat 2 are pressed to enable the sliding blocks 8 to slide inwards on the side wall of the first sliding groove 5 to compress the spring 9, the connecting rod 10 can rotate by taking the rotating rod 11 as a rotating shaft, the end part of the connecting rod 10 is rotatably connected with the side wall of the sliding blocks 8, then the sliding blocks 8 slide inwards to drive one end of the connecting rod 10 to descend, one end of the connecting rod ascends to lift the sliding rod 12 rotatably connected to the other end of the connecting rod 10 to enable the end part of the sliding rod 12 to slide into the second sliding groove 7, at the moment, the drill rod 13 is inserted into the mounting groove 14, the sliding blocks 8 are loosened, the sliding blocks 8 are enabled to slide outwards under the action of the elastic force of the spring 9, then the connecting rod 10 is driven to rotate, the end part of the sliding rod 12 is enabled to be abutted into the mounting groove 14 again, at the moment, further, the drill rod 13 can be fixed, and on the other hand, the hole saw can be connected by screwing the hole saw and the threaded ring 3 by providing a central hole on the side wall of the hole saw with a thread matched with the outer side wall of the threaded ring 3.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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 (6)

1. The quick positioning hole saw connecting rod comprises a fixing rod (1) and is characterized in that a fixing seat (2) is fixedly connected to the end portion of the fixing rod (1), a threaded ring (3) is fixedly connected to the side wall of the fixing seat (2), a hole saw (4) is in threaded connection with the side wall of the threaded ring (3), a mounting groove (14) is formed in the side wall of the fixing seat (2), a drill rod (13) is connected to the side wall of the mounting groove (14) in a sliding mode, two fixing grooves (15) are formed in the side wall of the drill rod (13), two first sliding grooves (5) are formed in the side wall of the fixing seat (2), two second sliding grooves (7) are formed in the side wall of the mounting groove (14), the two second sliding grooves (7) are communicated with the two first sliding grooves (5) through two communicating grooves (6), springs (9) are fixedly connected to the side walls of the two first sliding, the other end of the spring (9) is fixedly connected with a locking mechanism, and the end part of the locking mechanism is tightly propped against the side wall of the corresponding fixing groove (15).

2. The quick positioning hole saw connecting rod as claimed in claim 1, wherein the locking mechanism comprises a sliding block (8) fixedly connected to the other end of the spring (9), the sliding block (8) is slidably connected to the side wall of the first sliding groove (5), the side wall of the sliding block (8) is rotatably connected to a connecting rod (10), the side wall of the connecting rod (10) is rotatably connected to a rotating rod (11), the end of the rotating rod (11) is fixedly connected to the side wall of the communicating groove (6), the end of the connecting rod (10) is rotatably connected to a sliding rod (12), the sliding rod (12) is slidably connected to the side wall of the second sliding groove (7), and the end of the sliding rod (12) abuts against the side wall of the fixing groove (15).

3. A quick positioning hole saw bar according to claim 2, characterized in that said spring (9) is a spring and it is made of stainless steel material.

4. A quick-positioning hole saw bar as claimed in claim 2, wherein the outer diameter of the end of the slide bar (12) is smaller than the inner diameter of the fixing groove (15), and the shape and size of the end of the slide bar (12) and the shape and size of the fixing groove (15) are matched with each other.

5. A quick positioning hole saw bar according to claim 1, characterized in that the outer side wall of the threaded ring (3) is provided with a thread.

6. A quick-action hole saw bar according to claim 1, characterised in that the drill rod (13) is in close contact with the side walls of the mounting groove (14).

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