CN217412669U

CN217412669U - Saw blade protective cover for double-wheel different-direction cutting saw

Info

Publication number: CN217412669U
Application number: CN202220204672.4U
Authority: CN
Inventors: 王英男; 王春富; 李德生
Original assignee: Qingdao Ruichong Safety Technology Co ltd
Current assignee: Qingdao Ruichong Safety Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-09-13
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a saw blade protective cover for a double-wheel incongruous cutting saw, which relates to the technical field of cutting tools and comprises a saw blade, wherein the upper end of the saw blade is provided with a cover body for protecting the upper end of the saw blade, the lower end of the cover body is rotatably provided with a plurality of telescopic covers for protecting the lower end of the saw blade, the telescopic covers are overlapped and contracted in adjacent telescopic covers, and a plurality of telescopic covers are accommodated in the cover body, the plurality of telescopic covers and the cover body are unfolded to form a disc, the upper end of the saw blade is protected by the cover body, the whole saw blade is protected by a disc formed by a plurality of telescopic covers and the cover body, a pin shaft is rotatably arranged at one end of each telescopic cover, a pin hole matched with the pin shaft is arranged at one end of each telescopic cover, install convenient telescopic cover at the cover body lower extreme through the round pin axle in the pinhole and rotate, solved the problem that current double round heterodromous slitting saw can't protect the saw bit when stopping using comprehensively.

Description

Saw blade protective cover for double-wheel different-direction cutting saw

Technical Field

The utility model relates to a cutting means technical field specifically is a two-wheeled incongruous saw is with saw bit safety cover.

Background

The double-wheel different-direction cutting saw is the most effective cutting tool for breaking and dismantling, emergency rescue and disaster relief and the like, is widely applied to construction sites such as electric power, dismantling, fire fighting and disaster relief, emergency rescue, telecommunication construction, building construction and the like, but the existing double-wheel different-direction cutting saw cannot comprehensively protect saw blades when the existing double-wheel different-direction cutting saw is not used, and in order to solve the problems, the saw blade protection cover for the double-wheel different-direction cutting saw is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two rounds of heterodromous saw is with saw bit safety covers to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two rounds of incorgruous saw is saw bit safety cover for slitting saw, including the saw bit, the cover body that is used for protecting the saw bit upper end is installed to the upper end of saw bit, the lower extreme of the cover body rotates installs the flexible cover that is used for protecting the saw bit lower extreme, flexible cover sets up to a plurality ofly, in the flexible cover that flexible cover coincide shrink is adjacent, and a plurality of flexible covers accomodate to covering the internal, a plurality of flexible covers expand with the cover body and form a disc, through the upper end of the cover body protection saw bit, constitute the disc and then protect whole saw bit through a plurality of flexible covers and the cover body.

Preferably, a pin shaft is rotatably installed at one end of each telescopic cover, a pin hole matched with the pin shaft is formed in one end of each telescopic cover, and the telescopic covers are installed in the pin holes through the pin shafts so as to rotate at the lower ends of the cover bodies conveniently.

Preferably, the cover body and the telescopic cover are internally and fixedly provided with a contraction mechanism for contracting the telescopic cover, the contraction mechanism comprises a storage box and a coil spring, the storage box is fixedly arranged at the upper end of the cover body, one end of the coil spring is fixedly connected in the storage box, the other end of the coil spring is fixedly connected at one end of the innermost telescopic cover, the innermost telescopic cover is pulled through the coil spring, and the plurality of telescopic covers are contracted to the cover body through the contraction of the coil spring.

Preferably, one side fixedly connected with in the inside of flexible cover is used for spacing the stopper to the coil spring, carries on spacingly to the coil spring through the stopper.

Preferably, the other end fixed mounting who accomodates to the most inside telescopic cover has the buckle that is used for being connected with cover body one end, fixes the cover body and the telescopic cover who constitutes the disc through the buckle.

Preferably, the one end fixedly connected with of expansion cover is to the spacing slider of expansion cover, and the inside of the expansion cover and the cover body is seted up the spout that matches with the slider, slides and then carries on spacingly to the rotation of expansion cover in the spout through the slider.

Preferably, one side lower extreme fixedly connected with of the cover body is used for driving saw bit pivoted driving piece, and one side fixedly connected with of saw bit is used for fixing the fixed disk in driving piece one end, drives the saw bit through the driving piece and rotates the cutting, fixes the saw bit in the one end of driving piece through the fixed disk.

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

the utility model discloses an install the cover body that is used for protecting the saw bit upper end in the upper end of saw bit, the lower extreme of the cover body rotates installs the expansion cover that is used for protecting the saw bit lower extreme, the expansion cover sets up to a plurality ofly, in the adjacent expansion cover of expansion cover coincide shrink, and a plurality of expansion covers accomodate to the cover internal, a plurality of expansion covers expand with the cover body and form a disc, upper end through the cover body protection saw bit, constitute the disc and then protect whole saw bit through a plurality of expansion covers and the cover body, the problem of the unable comprehensive protection saw bit when the parking is used to current double round incorgruous slitting saw has been solved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is an overall exploded view of an embodiment of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to an embodiment of the present invention.

In the figure: 1. a saw blade; 11. a drive member; 12. fixing the disc; 2. a cover body; 3. a telescopic cover; 31. a slider; 32. a chute; 33. a limiting block; 4. a pin shaft; 41. a pin hole; 5. a retracting mechanism; 51. a storage box; 52. a coil spring; 6. buckling; 7. a handle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present embodiment provides a blade protection cover for a dual-wheel anisotropic cutting saw, which includes a blade 1, and the blade 1 rotates to cut an object.

In order to protect the upper end of the saw blade 1, a cover body 2 is installed on the upper end of the saw blade 1, and the saw blade 1 is rotatably installed on one side of the lower end of the cover body 2.

Wherein, the upper end one side fixedly connected with handle 7 of the cover body 2, through the convenient handheld slitting saw of handle 7.

In order to drive the saw blade 1 to rotate, the lower end of the other side of the cover body 2 is fixedly connected with a driving piece 11.

Wherein, driving piece 11 sets up to servo motor, and saw bit 1 fixed connection is on the output shaft of motor, and through the power supply to driving piece 11, and then drives saw bit 1 and rotate.

In order to facilitate the installation of the saw blade 1, a fixed plate 12 is fixedly installed on one side of the lower end of the cover body 2.

Wherein, the fixed disk 12 is installed on the output shaft of the driving part 11 by screw thread, and the saw blade 1 can be fixed by the fixed disk 12.

In order to protect the saw blade 1 in its entirety, a telescopic cover 3 is rotatably mounted to the lower end of the cover body 2.

Wherein, the telescopic hood 3 is preferably provided with a plurality of telescopic hoods 3, the plurality of telescopic hoods 3 are rotatably installed from large to small, and the small telescopic hood 3 can be retractably installed in the large telescopic hood 3.

A plurality of expansion caps 3 can form a disc with the cover body 2 after rotating, wrap up saw bit 1 through expansion caps 3 and the cover body 2, and then protect saw bit 1 wholly.

In order to limit the rotation angle of the telescopic hood 3, a sliding block 31 is fixedly connected to one end of the telescopic hood 3.

Wherein, the inside of telescopic hood 3 is seted up with the spout 32 of slider 31 matching, and slider 31 slidable mounting is in spout 32, and then restricts telescopic hood 3 turned angle through slider 31.

When the telescopic cover 3 rotates, the sliding block 31 slides to one end in the sliding groove 32, and drives the adjacent telescopic cover 3 to rotate.

In order to facilitate the rotation of the plurality of telescopic hoods 3 at the lower end of the cover body 2, a pin shaft 4 is installed through one end of each telescopic hood 3 and the lower end of the cover body 2.

Wherein, the pinhole 41 that matches with round pin axle 4 is seted up to the one end of expansion cover 3 and the lower extreme of the cover body 2, makes things convenient for expansion cover 3 to rotate at the lower extreme of the cover body 2 through round pin axle 4.

In order to facilitate the contraction of the plurality of telescopic hoods 3, a contraction mechanism 5 is installed in the telescopic hoods 3 and the cover body 2.

Wherein, shrink mechanism 5 includes receiver 51 and coil spring 52, and receiver 51 fixed mounting is in the upper end of the cover body 2 for accomodate coil spring 52, the one end fixed connection of coil spring 52 in the inside of receiver 51, other end fixed connection is in the one end of minimum telescopic cover 3, and coil spring 52 is the multi-purpose tape measure, and for prior art, elastic shrinkage through coil spring 52 and then shrink minimum receiver 51, and then drive a plurality of receivers 51 shrink to cover the body 2 in.

In order to facilitate the contraction of the coil spring 52, a stopper 33 is fixedly connected to one side of the inside of the storage case 51 except the smallest storage case 51.

Wherein, stopper 33 is opened with the through-hole that matches with coil spring 52, and coil spring 52 runs through the through-hole, restricts coil spring 52 through stopper 33, and then prevents coil spring 52 from contacting saw blade 1.

In order to enable the telescopic cover 3 with the coil spring 52 to form a disc-shaped structure with the cover body 2, one end of the smallest telescopic cover 3 is fixedly connected with a buckle 6.

The buckle 6 is used for writing case, and the smallest end of the telescopic cover 3 is fixedly connected with one end of the cover body 2 through the buckle 6, so that the telescopic cover 3 and the cover body 2 keep a disc-shaped structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two rounds of heterodromous saw is with saw bit safety cover, includes saw bit (1), its characterized in that: the upper end of saw bit (1) is installed and is used for protecting the cover body (2) of saw bit (1) upper end, the lower extreme of the cover body (2) is rotated and is installed telescopic cover (3) that are used for protecting saw bit (1) lower extreme, telescopic cover (3) set up to a plurality of, telescopic cover (3) coincide shrink in adjacent telescopic cover (3), and a plurality of telescopic cover (3) accomodate to the cover body (2) in, a plurality of telescopic cover (3) expand with the cover body (2) and form a disc.

2. The blade guard for a two-wheeled slitting saw as claimed in claim 1, wherein: a plurality of pin shafts (4) are rotatably arranged at one ends of the telescopic covers (3), and pin holes (41) matched with the pin shafts (4) are formed in one ends of the telescopic covers (3).

3. The blade guard for a two-wheeled slitting saw as claimed in claim 2, wherein: the cover body (2) and telescopic cover (3) internal fixed mounting have shrink mechanism (5) that are used for contracting telescopic cover (3), shrink mechanism (5) are including receiver (51) and coil spring (52), receiver (51) fixed mounting is in the upper end of the cover body (2), the one end fixed connection of coil spring (52) is in receiver (51), the other end fixed connection of coil spring (52) is in the one end of accomodating to most inside telescopic cover (3).

4. The blade guard for a two-wheeled slitting saw as set forth in claim 3, wherein: one side of the inner part of the telescopic cover (3) is fixedly connected with a limiting block (33) used for limiting the coil spring (52).

5. The blade guard for a two-wheeled slitting saw as claimed in claim 4, wherein: accomodate to the innermost the other end fixed mounting of expansion cover (3) has buckle (6) that are used for being connected with cover body (2) one end.

6. The blade guard for a two-wheeled slitting saw as set forth in claim 5, wherein: one end fixedly connected with of flexible cover (3) is to flexible cover (3) spacing slider (31), spout (32) that match with slider (31) are seted up to the inside of flexible cover (3) and the cover body (2).

7. The blade guard for a two-wheeled slitting saw as claimed in claim 6, wherein: one side lower extreme fixedly connected with of the cover body (2) is used for driving saw bit (1) pivoted driving piece (11), one side fixedly connected with of saw bit (1) is used for fixing saw bit (1) fixed disk (12) in driving piece (11) one end.