CN210868618U - Connection structure of gardens are with many trades first instrument - Google Patents

Abstract

The utility model discloses a garden multi-head-changing tool, which has simple structure, convenient disassembly and assembly of the head-changing tool, and the head-changing tool can not rotate after installation, thereby ensuring the normal use of the head-changing tool, solving the technical problems that the connecting end of the head-changing tool can rotate in the circumferential direction after loosening, and the normal use of the head-changing tool is influenced, and the like existing in the prior art, and comprises a handle tube and the head-changing tool which can be detachably connected with the connecting end of the handle tube, the connecting end of the handle tube is spliced and fixed at one end of a connecting tube, the connecting end of the head-changing tool is spliced at the other end of the connecting tube, a positioning rod which can press and fix the connecting end of the head-changing tool is also screwed and connected with the connecting tube, a positioning surface is arranged on the outer ring surface of the connecting end of the head-changing tool, an anti-rotating positioning boss is correspondingly arranged in the connecting tube, when the, the positioning surface is matched with the anti-rotation positioning boss.

Description

Connection structure of gardens are with many trades first instrument

Technical Field

The utility model relates to a gardens are with many trades first instrument especially relates to a simple structure, and it is convenient to trade first instrument dismouting, and installs the connection structure that the first instrument can not take place the first instrument of pivoted gardens with many trades.

Background

Along with the development and progress of the society, urban greening and garden construction are gradually improved, and the garden greening construction not only can beautify the urban environment, but also can purify air, reduce noise pollution and the like, so that the garden greening degree becomes one of important marks of the civilization degree of modern cities. The existing garden tool products are independent products such as shovels, palladium and the like, and each tool only has a single function. To solve the problem

The problem, garden instrument who has a plurality of function head quick changes has appeared again, the equal swing joint of the trade head instrument that has various functions promptly is on the handle pipe that is used for handheld operation, trade head instrument and handle pipe detachable connection, the fixed mode of general application is the link of connecting end pressure equipment at the handle pipe with trade head instrument through housing bolt, owing to need adjust the direction of trading the head instrument during the use, consequently, trade head instrument link that corresponds with housing bolt generally adopts the face of cylinder, nevertheless the housing bolt atress often can produce not hard up or slide along face of cylinder circumferencial direction in the use, lead to trading the head instrument in the use and can rotate at the circumferencial direction, thereby influence the normal use of trading the head instrument.

Disclosure of Invention

The utility model mainly provides a simple structure, it is convenient to trade first instrument dismouting, and the installation back trade first instrument can not take place to rotate, ensures the gardens of trade first instrument normal use with the connection structure who trades first instrument, has solved the technical problem that the trade first instrument link that exists among the prior art can rotate at the circumferencial direction after becoming flexible, influences the normal use etc. of trade first instrument.

The above technical problem of the present invention can be solved by the following technical solutions: the utility model provides a connection structure of gardens with many first instruments of trading, includes the handle pipe and can dismantle the first instrument of trading of connection at handle union coupling end, and handle union coupling end is pegged graft and is fixed in the one end of connecting pipe, and the link of the first instrument of trading is pegged graft at the other end of connecting pipe, has again to connect soon on the connecting pipe can be with the fixed locating lever of first instrument of trading connection pressure fastening have the locating surface on the outer anchor ring of the link of first instrument of trading, correspond in the connecting pipe mesopore and be equipped with and prevent changeing location boss, when the link of the first instrument of trading is fixed in the connecting pipe, the locating surface with prevent changeing location boss. The handle pipe is connected with the connecting end of the head changing tool through the connecting pipe, the connecting end of the head changing tool is inserted into the middle hole of the connecting pipe, and the connecting end of the head changing tool is pressed in the connecting pipe through radial screwing of the positioning rod, so that the structure and the fixed connection mode are simple, and the head changing tool is convenient to disassemble and assemble; the anti-rotation positioning boss is arranged in the hole of the connecting pipe, the positioning surface is arranged on the outer annular surface of the connecting end of the head changing tool, and when the connecting end of the head changing tool is fixed in the connecting pipe, the positioning surface and the anti-rotation positioning boss are matched in parallel, so that when the head changing tool is loosened due to stress or the positioning rod slips along the outer annular surface of the connecting end of the head changing tool in the using process, the positioning surface matched with the anti-rotation positioning boss in parallel prevents the head changing tool from rotating in the hole of the connecting pipe, and the normal use of the head changing tool is ensured.

Preferably, the connecting end of the head-changing tool corresponding to the anti-rotation positioning boss is a regular hexagonal prism, and six prism surfaces of the regular hexagonal prism form a positioning surface. When the connecting end of the head-changing tool corresponding to the anti-rotation positioning boss is a regular hexagonal prism, six positioning surfaces are formed on the connecting end of the head-changing tool along the circumferential direction, so that the direction of the head-changing tool can be adjusted randomly according to the use requirement, and the quick installation of the head-changing tool and the forming processing of the connecting end of the head-changing tool are facilitated.

Preferably, at least three anti-rotation positioning bosses are arranged in the central hole of the connecting pipe and are uniformly distributed in the circumferential direction. Through setting up the location boss of preventing changeing of three circumference equipartition, firstly ensure that trade first instrument circumference location is reliable, secondly be convenient for prevent the shaping processing of changeing the location boss.

Preferably, the connecting end of the head-changing tool corresponding to the pressing end of the positioning rod correspondingly forms a positioning column. The positioning rod is pressed on the outer ring surface of the positioning column, and reliable fixation is ensured when the position of the head changing tool is circumferentially adjusted.

Preferably, the end face of the connecting pipe corresponding to the handle pipe extends inwards to form an annular positioning cavity, and the handle pipe is inserted into the annular positioning cavity and fixed through glue. The inner ring surface and the outer ring surface of the handle tube are fixed on the annular positioning cavity and the inner ring surface and the outer ring surface through glue, so that the handle tube is ensured to be reliably connected.

More preferably, the end part of the connecting pipe corresponding to the outside of the annular positioning cavity extends inwards to form a plurality of notches. The connecting pipe end part corresponding to the outside of the annular positioning cavity is provided with a plurality of gaps, and when the handle pipe is inserted into the annular positioning cavity, the connecting pipe between the gaps is outwards expanded elastically, so that the handle pipe is ensured to be installed in place.

More preferably, the outer ring surface of the corresponding connecting pipe between the notches extends outwards to form a plurality of reinforcing ribs. Strengthen the sand grip and not only play the effect of strengthening, multiplicable connecting pipe surface friction simultaneously, the dismouting of the head instrument of being convenient for trades.

Preferably, a limiting notch is arranged on the connecting end of the handle pipe corresponding to the connecting pipe, and the positioning rod penetrates through the limiting notch and is pressed on the outer ring surface of the connecting end of the head changing tool. The handle tube connecting end forms a limiting notch, the positioning rod is located in the limiting notch, namely, the handle tube outside the limiting notch axially extends to the outside of the positioning rod, so that the matching length of the handle tube and the connecting tube is increased, and the handle tube is firmly fixed on the connecting tube.

Preferably, the connecting pipe is an injection molding part, and the anti-rotation positioning boss is integrally formed in the middle hole of the connecting pipe. The anti-rotation positioning boss is an injection molding part integrally formed with the connecting pipe, and has the advantages of light weight, high strength, convenience in processing and forming and low manufacturing cost.

Preferably, an annular limiting head is sleeved and fixed on the head changing tool corresponding to the outside of the connecting pipe, and when the connecting end of the head changing tool is fixed in the connecting pipe, the outer end face of the annular limiting head abuts against the end face of the connecting pipe. The axial position of the head changing tool can be accurately limited by arranging the annular limiting head, so that the head changing tool can be accurately and quickly positioned.

Therefore, the utility model discloses a gardens are with connection structure of many trades first instrument has following advantage: the anti-rotation positioning boss is arranged in the middle hole of the connecting pipe, the positioning surface is arranged on the outer ring surface of the connecting end of the head changing tool, and the positioning surface which is parallel to and matched with the anti-rotation positioning boss prevents the head changing tool from rotating in the middle hole of the connecting pipe in the using process, so that the normal use of the head changing tool is ensured; when the head-changing tool connecting end corresponding to the anti-rotation positioning boss is a regular hexagonal prism, six positioning surfaces are formed on the head-changing tool connecting end along the circumferential direction, so that the direction of the head-changing tool can be adjusted randomly according to the use requirement, and meanwhile, the quick installation of the head-changing tool and the forming processing of the head-changing tool connecting end are facilitated.

Description of the drawings:

fig. 1 is a schematic structural view of a connecting structure of a multi-head tool for gardens of the present invention;

FIG. 2 is a schematic structural view of a middle handle tube according to the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

fig. 4 is a schematic view of a partial structure of the middle connection pipe of the present invention.

The specific implementation mode is as follows:

the technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, the utility model discloses a gardens are with connection structure of many trades head instrument, including handle pipe 1 and can dismantle the trade head instrument 2 of connection at handle pipe 1 link, handle pipe 1 is made by circular aluminum pipe section bar, be equipped with spacing breach 11 on the handle pipe 1 link that corresponds with connecting pipe 3, the inside coaxial extension of connecting pipe 3 terminal surfaces that correspond with handle pipe 1 forms annular location chamber 8, handle pipe 1 is mutually joined in marriage to peg graft in annular location chamber 8 and bonds fixedly through glue, 3 tip inwardly extending of connecting pipe that the annular location chamber 8 corresponds outside forms four breachs 9, the circumferencial direction equipartition is followed to four breachs 9, 3 outer ring surfaces of connecting pipe that correspond between breach 9 extend outwards and form a plurality of enhancement sand grip 10, it arranges along the axial to strengthen sand grip 10. The connecting end of the head-changing tool 2 is inserted into the other end of the connecting pipe 3 opposite to the handle pipe 1, two positioning rods 4 capable of pressing and fixing the connecting end of the head-changing tool 2 are screwed outside the connecting pipe 3 along the radial direction, the two positioning rods 4 are arranged along the axial direction, and the positioning rod 4 close to the handle pipe 1 is positioned in the limiting notch 11. The link of trading first instrument 2 is regular hexagonal prism, six faceted pebbles of regular hexagonal prism form locating surface 5, it prevents changeing location boss 6 to have three in connecting pipe 3 mesopore, three prevent changeing location boss 6 along the circumferencial direction equipartition, when trading first instrument 2's link is fixed in connecting pipe 3, three locating surface 5 with correspond prevent changeing the parallel mutual cooperation of location boss 6, it forms circular shape reference column 7 to process again with the regular hexagonal prism of trading first instrument 2 connecting end that 4 compressing tightly of locating lever correspond, 4 compressing tightly of locating lever end during the installation connect on the outer anchor ring face of reference column 7. Wherein the connecting pipe 3 is an injection molding part, and the anti-rotation positioning boss 6 is integrally formed in the middle hole of the connecting pipe 3. In order to facilitate the axial positioning of the head changing tool 2, the annular limiting head 12 made of plastic is sleeved and fixed on the connecting end of the head changing tool 2 corresponding to the outside of the connecting pipe 3, and when the connecting end of the head changing tool 2 is fixed in the connecting pipe 3, the outer end surface of the annular limiting head 12 is abutted on the end surface of the connecting pipe 3.

The specific embodiments described herein are merely illustrative of the principles of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a gardens are with connection structure of many first instruments of trading, include handle pipe (1) and can dismantle first instrument of trading (2) of connection at handle pipe (1) link, handle pipe (1) link is pegged graft and is fixed in the one end of connecting pipe (3), and the link of first instrument of trading (2) is pegged graft at the other end of connecting pipe (3), has connect soon again on connecting pipe (3) and can compress the fixed locating lever (4) of fastening with first instrument of trading (2) link, its characterized in that: the outer annular surface of the connecting end of the head changing tool (2) is provided with a positioning surface (5), an anti-rotation positioning boss (6) is correspondingly arranged in the middle hole of the connecting pipe (3), and when the connecting end of the head changing tool (2) is fixed in the connecting pipe (3), the positioning surface (5) and the anti-rotation positioning boss (6) are mutually matched.

2. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: the connecting end of the head-changing tool (2) corresponding to the anti-rotation positioning boss (6) is a regular hexagonal prism, and six prism surfaces of the regular hexagonal prism form a positioning surface (5).

3. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: at least three anti-rotation positioning bosses (6) are arranged in the middle hole of the connecting pipe (3), and the anti-rotation positioning bosses (6) are uniformly distributed in the circumferential direction.

4. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: and the connecting end of the head-changing tool (2) corresponding to the pressing end of the positioning rod (4) correspondingly forms a positioning column (7).

5. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: the end face of the connecting pipe (3) corresponding to the handle pipe (1) extends inwards to form an annular positioning cavity (8), and the handle pipe (1) is inserted into the annular positioning cavity (8) and fixed through glue.

6. The connecting structure of a multi-tap tool for gardens of claim 5, wherein: the end part of the connecting pipe (3) corresponding to the outside of the annular positioning cavity (8) extends inwards to form a plurality of gaps (9).

7. The connecting structure of a multi-tap tool for gardens of claim 6, wherein: the outer ring surfaces of the corresponding connecting pipes (3) among the gaps (9) extend outwards to form a plurality of reinforcing convex strips (10).

8. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: a limiting notch (11) is arranged on the connecting end of the handle tube (1) corresponding to the connecting tube (3), and the positioning rod (4) penetrates through the limiting notch (11) and is pressed tightly on the outer ring surface of the connecting end of the head changing tool (2).

9. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: the connecting pipe (3) is an injection molding part, and the anti-rotation positioning boss (6) is integrally formed in the middle hole of the connecting pipe (3).

10. The connecting structure of a multi-tap tool for gardens of claim 1, wherein: an annular limiting head (12) is fixedly sleeved on the head changing tool (2) corresponding to the outside of the connecting pipe (3), and when the connecting end of the head changing tool (2) is fixed in the connecting pipe (3), the outer end face of the annular limiting head (12) is abutted on the end face of the connecting pipe (3).

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