CN214613504U

CN214613504U - Concrete joint cutter who facilitates use

Info

Publication number: CN214613504U
Application number: CN202120039400.9U
Authority: CN
Inventors: 陈炳烨
Original assignee: Shanghai Yingsheng Municipal Engineering Co ltd
Current assignee: Shanghai Yingsheng Municipal Engineering Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-11-05
Anticipated expiration: 2031-01-07

Abstract

The utility model belongs to the technical field of construction equipment and specifically relates to a concrete joint cutter who facilitates use is related to, it includes the joint cutter body, be provided with the regulating box on the joint cutter body, the regulating box internal rotation is connected with the worm wheel, wear to be equipped with the dwang in the worm wheel, dwang and worm wheel fixed connection, the dwang rotates to be connected at the regulating box lateral wall, worm wheel one side meshing has the worm, the worm rotates to be connected at the regulating box bottom of the case, regulating box bottom of the case one end fixedly connected with hand wheel is kept away from to the worm, fixedly connected with dead lever on the dwang, the dead lever is kept away from dwang one end and is connected with the catch bar, the catch bar level sets up, be provided with the adjustment mechanism who is used for adjusting the distance between catch bar and the dead lever. This application has the angle of adjusting the catch bar according to workman's demand, makes the use of joint cutter more humanized, makes the distance of catch bar adjustable, further makes things convenient for the effect of different workman's operation.

Description

Concrete joint cutter who facilitates use

Technical Field

The application relates to the field of construction equipment, in particular to a concrete joint cutter convenient to use.

Background

The concrete joint cutter is a small-size machines, simple structure, but is used in the cement road surface construction huge, and the joint cutting also is than indispensable link in the construction, directly influences road surface intensity, life-span. The principle is that the diamond saw blade is driven by power to complete the slitting operation.

Chinese patent with publication number CN206598406U discloses a concrete joint cutter, which comprises parallel front legs and rear legs, and a movable support, wherein the number of the front legs and the rear legs is two, the lower ends of the front legs and the rear legs are respectively hinged with a wheel, the upper parts of the front legs and the rear legs are connected with a first connecting part for fixing the front legs and the rear legs, the front legs and the other front legs, and the rear legs and the other rear legs; the movable support comprises two beams perpendicular to the front legs and the rear legs, one beam is attached to the inner sides of one front leg and one rear leg, the other beam is attached to the inner sides of the other front leg and the other leg, a second connecting part for connecting the fixed beam and the other beam is fixed between the beams, and two ends of each beam are connected with adjusting parts for lifting or lowering the beams; the motor is characterized in that a front saw blade and a rear saw blade are arranged between the two beams, the front saw blade and the rear saw blade are located on the same plane, the front saw blade is smaller than the rear saw blade, a rotating shaft of the front saw blade penetrates through the two beams, the rear saw blade is fixedly connected with an output shaft of the motor, a stator of the motor is fixedly connected with the beams or a second connecting part, and the front saw blade and the rear saw blade are driven by a belt.

To the correlation technique among the above-mentioned, the inventor thinks that when the manual work drove the joint cutter to carry out the joint-cutting to the concrete, because artifical height differs, when the unmatched joint cutter of manual operation height, carry out work very tired.

SUMMERY OF THE UTILITY MODEL

In order to improve when the unmatched joint cutter of manual operation height, carry out work very tired, this application provides a concrete joint cutter who facilitates use.

The application provides a concrete joint cutter who facilitates use adopts following technical scheme:

the utility model provides a concrete joint cutter that facilitates use, includes the joint cutter body, be provided with the regulating box on the joint cutter body, the regulating box internal rotation is connected with the worm wheel, wear to be equipped with the dwang in the worm wheel, the dwang with worm wheel fixed connection, the dwang rotates to be connected the regulating box lateral wall, worm wheel one side meshing has the worm, the worm rotates to be connected the regulating box bottom of the case, the worm is kept away from regulating box bottom of the case one end fixedly connected with hand wheel, fixedly connected with dead lever on the dwang, the dead lever is kept away from dwang one end is connected with the catch bar, the catch bar level sets up, the catch bar with be provided with the adjustment mechanism who is used for adjusting the distance between catch bar and the dead lever between the dead lever.

Through adopting above-mentioned technical scheme, rotatory hand wheel drive worm rotates, thereby it rotates to drive the worm wheel, make the promotion portion angle regulation of connection on the dwang, when the workman of difference promoted the joint cutter removal, the angle according to the demand adjustment catch bar of oneself, make the use of joint cutter more humanized, the cooperation of worm wheel and worm makes the worm wheel auto-lock after receiving the worm drive, reduce the worm wheel oneself and rotate and drive catch bar pivoted possibility, set up the adjustment mechanism who adjusts the distance between catch bar and the dead lever between catch bar and dead lever, make the distance of catch bar adjustable, further make things convenient for different workman's operation.

Optionally, a limiting plate is arranged in the adjusting box, two sides of the limiting plate are detachably connected to the side wall of the adjusting box, and the worm rotates to penetrate through the limiting plate.

Through adopting above-mentioned technical scheme, wear to establish the limiting plate with the worm rotation, stability when can improving the worm and passing through the hand wheel rotation, the regulation of further catch bar makes things convenient for different people's use.

Optionally, the dead lever is followed dwang length direction is provided with two, two dead lever parallel arrangement just is located respectively the worm wheel both sides.

Through adopting above-mentioned technical scheme, set up two along length direction with the dead lever, can improve the stability of dead lever, the dead lever rocks the possibility when reducing the workman and using the joint cutter.

Optionally, a reinforcing rod is arranged between the two fixing rods.

Through adopting above-mentioned technical scheme, set up the stiffener between two dead levers, can further improve the stability between the dead lever, improve the stability of different workman when using the joint cutter.

Optionally, adjustment mechanism includes fixed connection and is in sliding sleeve, fixed connection on the catch bar are in gag lever post on the dead lever, the sliding sleeve cover is established on the gag lever post, the spacing groove has been seted up on the gag lever post, sliding connection elastic pin in the spacing groove, the elastic pin with be provided with the spring between the spacing groove tank bottom, a plurality of spacing holes have been seted up to the sliding sleeve lateral wall, spacing hole is arranged along sliding sleeve length direction, spacing hole is worn to establish by the elastic pin.

By adopting the technical scheme, the sliding sleeve is sleeved on the limiting rod in a sliding mode, the elastic pin is arranged on the limiting rod, the sliding sleeve is limited through the limitation of the elastic pin and the limiting hole, the sliding sleeve and the limiting rod are convenient to adjust positions and then are limited, and the use of different workers is facilitated.

Optionally, the elastic pin comprises a pin body and a pin head, and the pin head is hemispherical.

Through adopting above-mentioned technical scheme, set the round pin head to hemispherical, make things convenient for the round pin head just can contract through the direction of lateral wall and get into the spacing inslot, adjustment mechanism adjusts slip cap and gag lever post more conveniently, makes things convenient for workman's manual regulation stop gear to the position that is fit for oneself.

Optionally, the elastic pin is close to spacing groove tank bottom department fixedly connected with telescopic link, the telescopic link is kept away from elastic pin one side with spacing groove tank bottom fixed connection, the telescopic link is worn to establish in the spring.

Through adopting above-mentioned technical scheme, set up the telescopic link between elastic pin and spacing groove, can improve the elastic pin stability when the spacing inslot slides to improve the stability that height-adjusting made the gag lever post, further make things convenient for the regulation of workman to adjustment mechanism.

Optionally, the elastic pin is provided with a plurality of elastic pins along the circumferential direction of the limiting rod.

Through adopting above-mentioned technical scheme, with the elastic pin along gag lever post circumferencial direction, can improve the spacing stability of elastic pin, stability when improving the joint cutter and using.

Optionally, the side wall of the limiting rod is fixedly connected with a sliding strip, the inner side wall of the sliding sleeve is provided with a sliding groove, and the sliding strip is slidably connected in the sliding groove.

Through adopting above-mentioned technical scheme, at gag lever post lateral wall fixed connection slide bar, with slide bar sliding connection in the sliding tray, stability when improving the gag lever post and sliding makes things convenient for the workman to adjustment mechanism's regulation, reduces the workman and rotates the mistake when adjusting the gag lever post, the unable spacing possibility of elastic pin.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving motor drives the worm to rotate, so that the worm wheel is driven to rotate, the pushing part connected to the rotating rod is enabled to adjust the angle, when different workers push the joint cutter to move, the angle of the pushing rod is adjusted according to the requirements of the workers, the joint cutter is enabled to be more humanized to use, the adjusting mechanism for adjusting the distance between the pushing rod and the fixing rod is arranged between the pushing rod and the fixing rod, the distance of the pushing rod is enabled to be adjustable, and the operation of different workers is further facilitated;

2. the sliding sleeve is sleeved on the limiting rod in a sliding mode, the limiting rod is provided with the elastic pin, the sliding sleeve is limited through the limiting of the elastic pin and the limiting hole, the sliding sleeve and the limiting rod are convenient to limit after the position is adjusted, and the use of different workers is convenient;

3. set up the telescopic link between elastic pin and spacing groove, can improve the elastic pin stability when the spacing inslot slides to improve the stability that height-adjusting made the gag lever post, further make things convenient for the regulation of workman to adjustment mechanism.

Drawings

Fig. 1 is a schematic structural view of a concrete joint cutter which is convenient to use in the embodiment of the application.

Fig. 2 is a schematic view of the structure inside the adjusting box of the concrete cutting machine convenient to use in the embodiment of the application.

Fig. 3 is a schematic cross-sectional view of a sliding sleeve and a sliding bar in an embodiment of the present application.

Description of reference numerals: 1. a joint cutter body; 2. an adjusting box; 3. a worm gear; 4. rotating the rod; 5. a worm; 6. a hand wheel; 7. fixing the rod; 8. a push rod; 9. an adjustment mechanism; 10. a limiting plate; 11. a reinforcing bar; 12. a sliding sleeve 13 and a limiting rod; 14. a limiting groove 15 and an elastic pin; 151. a pin body; 152. a pin head; 16. a spring; 17. a limiting hole; 18. a telescopic rod; 19. a slide bar; 20. a sliding groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses concrete joint cutter who facilitates use. Referring to fig. 1, a concrete joint cutter who facilitates use includes joint cutter body 1, fixedly connected with regulating box 2 on the joint cutter body 1, and regulating box 2 keeps away from 1 one side of joint cutter body and is connected with catch bar 8 that promotes the joint cutter joint.

Referring to fig. 2, regulating box 2 can adjust by the angle of catch bar 8, regulating box 2 is the cuboid form, 2 internal rotations of regulating box are connected with dwang 4, dwang 4 sets up along 2 width direction of regulating box, fixedly connected with worm wheel 3 on the dwang 4, worm wheel 3 and the coaxial fixed rotation of dwang 4, dwang 4 one side is provided with worm 5, worm 5 rotates to be connected at the 2 bottom of the regulating box, worm 5 keeps away from 2 bottom of the box one end fixedly connected with hand wheel 6 of regulating box, drive worm 5 through rotating hand wheel 6 and rotate, thereby it rotates to drive worm wheel 3.

Referring to fig. 2, be provided with limiting plate 10 in the regulating box 2, limiting plate 10 is on a parallel with the bottom of the case setting and can dismantle the lateral wall of connection in 2 length direction both sides of regulating box, can dismantle the mode of connection in this embodiment for through bolted connection, limiting plate 10 is worn to establish in worm 5 rotation, carries on spacingly to worm 5 through limiting plate 10, reduces the possibility that rocks when worm 5 rotates, makes things convenient for workman's regulation.

Referring to fig. 2, fixedly connected with dead lever 7 on dwang 4, dead lever 7 perpendicular to dwang 4 sets up, dead lever 7 is provided with two along dwang 4 length direction, two dead lever 7 parallel arrangement just are located worm wheel 3 both sides respectively, fixedly connected with stiffener 11 between two dead levers 7, stiffener 11 is on a parallel with dwang 4 and sets up, the distance between stiffener 11 and dwang 4 is greater than the distance between hand wheel 6 and the dwang 4, reduce the probability that stiffener 11 collides hand wheel 6 when rotating along dwang 4.

Referring to fig. 2, an adjusting mechanism 9 is disposed between the fixing lever 7 and the push lever 8, and the adjusting mechanism 9 is used for adjusting the distance between the fixing lever 7 and the push lever 8. The adjusting mechanism 9 comprises a sliding sleeve 12 fixedly connected to two ends of the push rod 8 and a limiting rod 13 fixedly connected to the fixing rod 7, and the limiting rod 13 penetrates through the sliding sleeve 12 in a sliding mode.

Referring to fig. 2 and 3, a plurality of limiting grooves 14 are formed in the limiting rod 13, elastic pins 15 are slidably connected in the limiting grooves 14, a plurality of limiting holes 17 for the elastic pins 15 to be inserted are formed in the side wall of the sliding sleeve 12, and a plurality of groups of limiting holes 17 are formed in the sliding sleeve 12 along the length direction.

Referring to fig. 3, a spring 16 is fixedly connected to one side of the elastic pin 15 close to the bottom of the limiting groove 14, one end of the spring 16 far from the elastic pin 15 is fixedly connected to the bottom of the limiting groove 14, when the limiting rod 13 slides in the sliding sleeve 12, the elastic pin 15 slides in the limiting groove 14, the spring 16 is in a compressed state, and when the elastic pin 15 slides to the position of the limiting hole 17, the spring 16 pushes the elastic pin 15 to enable the elastic pin 15 to penetrate through the limiting hole 17, so as to limit the limiting rod 13 and the sliding sleeve 12.

Referring to fig. 3, wear to be equipped with telescopic link 18 in the spring 16, 18 one end fixed connection of telescopic link are at the 14 tank bottoms of spacing groove, and telescopic link 18 keeps away from 14 tank bottoms of spacing groove one end and elastic pin 15 fixed connection, can improve the stability when elastic pin 15 slides through telescopic link 18, stability when further improving spacingly.

Referring to fig. 3, the elastic pin 15 includes a pin body 151 and a pin head 152, the pin body 151 is disposed in a cylindrical shape, the pin head 152 is disposed in a hemispherical shape, and the hemispherical pin head 152 facilitates the limiting of the sliding sleeve 12 and the limiting rod 13.

Referring to fig. 2 and 3, the number of the elastic pins 15 is multiple, four elastic pins 15 are provided in the embodiment, and the four elastic pins 15 can better limit the limiting rod 13 and the sliding sleeve 12, so that the limiting of the sliding sleeve 12 and the limiting rod 13 is more stable.

Referring to fig. 3, the side wall of the limit rod 13 is fixedly connected with a sliding bar 19, the side wall of the sliding sleeve 12 close to the limit rod 13 is provided with a sliding groove 20, the sliding bar 19 is slidably connected in the sliding groove 20, the possibility of relative sliding between the limit rod 13 and the sliding sleeve 12 is reduced through the limiting of the sliding bar 19 and the sliding groove 20, the limiting of the elastic pin 15 is more convenient, the sliding bar 19 is provided with a plurality of sliding bars 19, four sliding bars 19 and elastic pins 15 are arranged in a staggered manner, and the distance between two adjacent sliding bars 19 is equal.

The concrete joint cutter who facilitates use of the embodiment of this application implements the principle and does: through set up regulating box 2 on joint cutter body 1, it drives worm 5 rotation to rotate hand wheel 6, thereby drive worm wheel 3 and rotate, dwang 4 that 3 internal fixation of worm wheel wore to establish drives catch bar 8 turned angle, the angle of conveniently adjusting catch bar 8 makes workman's operation lighter, worm wheel 3 is receiving the auto-lock behind the 5 drive of worm, also can improve catch bar 8's stability, catch bar 8's height can be adjusted to adjustment mechanism 9 between catch bar 8 and the dead lever 7, thereby be more suitable for various workman, make joint cutter's use more convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete joint cutter that facilitates use which characterized in that: including joint cutter body (1), be provided with regulating box (2) on joint cutter body (1), regulating box (2) internal rotation is connected with worm wheel (3), wear to be equipped with dwang (4) in worm wheel (3), dwang (4) with worm wheel (3) fixed connection, dwang (4) rotate to be connected regulating box (2) lateral wall, worm wheel (3) one side meshing has worm (5), worm (5) rotate to be connected regulating box (2) bottom of the case, worm (5) are kept away from regulating box (2) bottom of the case one end fixedly connected with hand wheel (6), fixedly connected with dead lever (7) on dwang (4), dead lever (7) are kept away from dwang (4) one end is connected with catch bar (8), catch bar (8) level sets up, catch bar (8) with be provided with between dead lever (7) and be used for catch bar (8) and dead lever (8), (7) 7) A regulating mechanism (9) for regulating the distance between the two.

2. The easy to use concrete slitting machine according to claim 1, wherein: be provided with limiting plate (10) in adjusting box (2), limiting plate (10) both sides can be dismantled and connect and be in adjusting box (2) lateral wall, limiting plate (10) are worn to establish in worm (5) rotation.

3. The easy to use concrete slitting machine according to claim 1, wherein: the fixing rods (7) are arranged in two directions along the length direction of the rotating rod (4), and the fixing rods (7) are arranged in parallel and are respectively located on two sides of the worm wheel (3).

4. The easy to use concrete slitting machine according to claim 3, wherein: a reinforcing rod (11) is arranged between the two fixing rods (7).

5. The easy to use concrete slitting machine according to claim 1, wherein: adjustment mechanism (9) include fixed connection sliding sleeve (12), fixed connection on catch bar (8) are in gag lever post (13) on dead lever (7), sliding sleeve (12) cover is established on gag lever post (13), spacing groove (14) have been seted up on gag lever post (13), sliding connection elastic pin (15) in spacing groove (14), elastic pin (15) with be provided with spring (16) between spacing groove (14) tank bottom, a plurality of spacing holes (17) have been seted up to sliding sleeve (12) lateral wall, spacing hole (17) are arranged along sliding sleeve (12) length direction, spacing hole (17) are worn to establish by elastic pin (15).

6. The easy to use concrete slitting machine according to claim 5, wherein: the elastic pin (15) comprises a pin body (151) and a pin head (152), wherein the pin head (152) is hemispherical.

7. The easy to use concrete slitting machine according to claim 5, wherein: elastic pin (15) are close to spacing groove (14) tank bottom department fixedly connected with telescopic link (18), telescopic link (18) are kept away from elastic pin (15) one side with spacing groove (14) tank bottom fixed connection, telescopic link (18) are worn to establish in spring (16).

8. The easy to use concrete slitting machine according to claim 5, wherein: the elastic pins (15) are arranged in a plurality along the circumferential direction of the limiting rod (13).

9. The easy to use concrete slitting machine according to claim 5, wherein: the limiting rod (13) side wall fixedly connected with sliding strip (19), sliding groove (20) have been seted up to sliding sleeve (12) inside wall, sliding strip (19) sliding connection be in sliding groove (20).