CN218758890U

CN218758890U - Interval dotter

Info

Publication number: CN218758890U
Application number: CN202223014992.2U
Authority: CN
Inventors: 王壮丽
Original assignee: Anhui Qiaolin Electronic Technology Co ltd
Current assignee: Anhui Qiaolin Electronic Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-28
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses an interval dotter, including last casing, the lower casing that is located the casing lower extreme, install the wheel that stretches out downwards in the inferior valve body and install the handle in last casing upper end, go up and install the inside ink tank that has pressure on the casing, the lower extreme of ink tank is provided with the switch that upwards extrudees can go out the china ink. The switch is lifted up, the ink tank is automatically ejected, the switch is a normally closed switch and has elasticity, the force application stops, and the ink ejection stops. Still including propping the inboard friction mechanism of right side wheel, friction mechanism can reciprocate through the hammering mechanism of rotatory drive one side, and hammering mechanism drives the lever mechanism upset of downside through hammering downwards, and lever mechanism's the other end supports the downside at the switch. The friction mechanism has a distance from the center line of the wheel to realize line contact and rotation, and the distance from the center of the wheel to the center of the wheel is different, so that the dotting distance can be changed along with the change of the linear velocity.

Description

Interval dotter

Technical Field

The utility model relates to an interval dotter field specifically is an interval dotter.

Background

The construction method that the marker is used for marking lines, the distance is measured by manually pulling the tape measure by means of a scriber, and then the marks are marked by dotting and marking lines is adopted in marking line construction, so that the construction method has the defects of low efficiency, high manufacturing cost, high possibility of failure of electronic components and the like, and is electronic and electrically controlled to jet ink. Therefore, how to realize mechanical scribing, improve efficiency, avoid electronic components, reduce cost, and realize both is a problem that needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interval dotter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an interval dotter, includes the casing, is located the lower casing of casing lower extreme, installs the wheel that stretches out downwards in the casing and installs the handle in last casing upper end down, go up and install the inside ink tank that has pressure on the casing, the lower extreme of ink tank is provided with the switch that upwards extrudees can go out the china ink. The switch is lifted up, the ink tank is automatically ejected, the switch is a normally closed switch and has elasticity, the force application stops, and the ink ejection stops.

Still including supporting the inboard friction mechanism of right side wheel, friction mechanism can reciprocate through the hammer mechanism of rotatory drive one side, and hammer mechanism drives the leverage upset of downside through hammering downwards, and the other end of leverage supports the downside at the switch. The friction mechanism has a distance from the center line of the wheel to realize line contact and rotation, and the distance from the center of the wheel to the center of the wheel is different, so that the dotting distance can be changed along with the change of the linear velocity.

Preferably, the friction mechanism comprises a supporting cylinder arranged on the upper shell and a cylinder cover arranged at the upper end of the supporting cylinder, the cylinder cover is provided with a rotating rod which extends downwards into the lower shell, and the rotating rod is rotatably connected with a friction wheel which vertically abuts against a wheel on the right side. The rotating rod can fix the friction wheel and cannot move up and down.

Preferably, hammering mechanism is including installing the spiral helicine spiral plate that is in the friction pulley upside, and the terminal point and the initial point of spiral plate are vertical to be connected, and pegs graft on the cover and have the hammering pole that can vertical removal, be provided with on the hammering pole and can support the lift axle on the spiral plate. The spiral plate rotates a week, consequently, starting point and terminal point all are on vertical direction, utilize gravity to fall rapidly after being convenient for promote the axle, produce the impact, in order to improve the impact force, can also set up the spring that improves inertia between friction pulley and the cover.

Preferably, the lever mechanism comprises a V-shaped lever hinged to the bottom of the inner cavity of the lower shell, the lower end of the hammering rod abuts against the upper side of one end of the lever, the other end of the lever abuts against the lower end of the switch, and the hammering rod can be driven to turn over by impact force to open the switch when falling.

Preferably, the bull stick is equipped with a plurality of adjustment tank along vertical direction equidistance in week, and is provided with the stand pipe that corresponds with the bull stick on the cover, it has the card that can block into the adjustment tank to peg graft on the support section of thick bamboo, and the card outwards passes the support section of thick bamboo, be connected through the shell fragment between card and the inner wall of support section of thick bamboo. The rotating rod is lifted up, the position of the card is changed, and the height of the friction wheel can be increased, so that the position of the center of the wheel is changed, the number of rotation turns of the friction wheel is changed, and the dotting distance is changed.

Preferably, the friction wheel is a rubber wheel. Increased friction, which was tested, did not produce relative slip.

Preferably, the right wheel is connected with the lower shell through a pin shaft, and a tower spring capable of inwards abutting against the wheel is arranged on the pin shaft. The tower spring increases the extrusion force between the friction wheel and the wheel, and increases the friction force.

Preferably, be provided with the hemisphere recess that corresponds with the ink tank on going up the casing, and the bottom of recess is provided with two inside fixture blocks along radial direction, the lower extreme of ink tank is provided with the chuck, and is provided with the draw-in groove that corresponds with the fixture block on the chuck, and the chuck can be fixed in order to realize at the downside of fixture block through the draw-in groove card. The clamping groove moves downwards along the clamping block, and then the ink tank is rotated, so that the clamping disc is fixed.

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

1. when the wheels rotate in a walking mode, the friction wheels are driven to rotate, so that the spiral plate is driven to rotate, the spiral plate supports the hammering rod through the lifting shaft, the lifting shaft reaches the end part and falls to the starting point along with the rotation of the spiral plate, the lever on the lower side is impacted by the inertia generated by the falling, the other end of the lever is tilted, the switch is impacted, the ink tank is opened, ink jet dotting is carried out, after the impact force is finished, the switch is closed, dotting is realized, mechanical dotting is realized, compared with manual operation, the efficiency is higher, electronic elements are avoided, the manufacturing cost is low, and the failure rate is low;

2. the rotating rod can move up and down, so that the friction wheel can move up and down, the periodic change of the friction wheel is realized, the dotting distance can be changed, and the distance adjustment is realized.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a front view of the present invention with the upper and lower housings removed;

FIG. 3 is a side view of the first shaft with the upper housing removed according to the present invention;

FIG. 4 is a second axial side view of the present invention with the upper housing removed;

fig. 5 is an isometric view of the upper housing of the present invention;

fig. 6 is an isometric view of the present invention.

In the figure: 1. an upper housing; 11. a lower housing; 12. a wheel; 13. a handle; 14. an ink tank; 15. a switch; 16. a tower spring; 2. a support cylinder; 21. a cylinder cover; 22. a rotating rod; 23. a friction wheel; 24. a spiral plate; 25. a hammering rod; 26. a lift shaft; 3. a lever; 31. a clamping block; 32. a chuck; 4. a card.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution of a gap dotter: an interval dotter comprises an upper shell 1, a lower shell 11 positioned at the lower end of the upper shell 1, a wheel 12 arranged in the lower shell 11 and extending downwards, and a handle 13 arranged at the upper end of the upper shell 1, wherein an ink tank 14 with pressure inside is arranged on the upper shell 1, and a switch 15 capable of discharging ink by upward extrusion is arranged at the lower end of the ink tank 14. When the switch 15 is lifted up, the ink tank 14 is automatically ejected, and the switch 15 is a normally closed switch which has elasticity and stops applying force, and the ink ejection stops.

Still including propping the inboard friction mechanism at right side wheel 12, friction mechanism can reciprocate through the hammering mechanism of rotatory drive one side, and hammering mechanism drives the lever mechanism upset of downside through hammering downwards, and lever mechanism's the other end is supported the downside at switch 15. The friction mechanism is spaced from the centerline of the wheel 12 to achieve line contact and rotation, with different distances to the center, and the striking distance will vary with different line speeds.

The friction mechanism comprises a supporting cylinder 2 arranged on the upper shell 1 and a cylinder cover 21 arranged at the upper end of the supporting cylinder 2, the cylinder cover 21 is provided with a rotating rod 22 which extends downwards into the lower shell 11, and a friction wheel 23 which vertically props against the right wheel 12 is rotatably connected on the rotating rod 22. The rotating rod 22 can fix the friction wheel 23 without moving up and down.

Hammering mechanism is including installing the spiral helicine spiral plate 24 that is in friction wheel 23 upside, and the terminal point and the initial point of spiral plate 24 are vertical to be connected, and pegs graft on the cover 21 and have the hammering pole 25 that can vertical migration, is provided with on hammering pole 25 and can supports the lift shaft 26 on spiral plate 24. The spiral plate 24 rotates once, so that the starting point and the end point are both in the vertical direction, which facilitates the lifting shaft 26 to fall rapidly by gravity after being lifted, thereby generating impact, and a spring for improving inertia can be further arranged between the friction wheel 23 and the cylinder cover 21 for improving the impact force. The friction wheel 23 is a rubber wheel. Increased friction, which was tested, did not produce relative slip. The right wheel 12 is connected with the lower shell 11 through a pin shaft, and a tower spring 16 capable of inwards abutting against the wheel 12 is arranged on the pin shaft. The tower spring 16 increases the pressing force between the friction wheel 23 and the wheel 12, increasing the friction force.

The lever mechanism comprises a V-shaped lever 3 hinged to the bottom of the inner cavity of the lower shell 11, the lower end of the hammering rod 25 abuts against the upper side of one end of the lever 3, the other end of the lever 3 abuts against the lower end of the switch 15, and the hammering rod 25 can drive the lever 3 to turn over to open the switch 15 by impact force when falling.

Bull stick 22 upwards is provided with a plurality of adjustment tank along vertical direction equidistance in the circumference, and is provided with the stand pipe that corresponds with bull stick 22 on the cover 21, and it has card 4 that can block into the adjustment tank to peg graft on the support section of thick bamboo 2, and card 4 outwards passes support section of thick bamboo 2, is connected through the shell fragment between card 4 and the inner wall of support section of thick bamboo 2. The rotating rod 22 is moved up and down, the position of the card 4 is changed, the height of the friction wheel 23 is lifted, the position of the center of the wheel 12 is changed, the number of rotating circles of the friction wheel 23 is changed, the dotting distance is changed, and in order to prevent the rotating rod 22 from rotating, the section of the upper end of the rotating rod 22 can be square, or an adjusting groove is linear.

Go up and be provided with the hemisphere recess that corresponds with ink tank 14 on the casing 1, and the bottom of recess is provided with two inside fixture blocks 31 along radial direction, and the lower extreme of ink tank 14 is provided with chuck 32, and is provided with the draw-in groove that corresponds with fixture block 31 on chuck 32, and chuck 32 can be fixed in order to realize at the downside of fixture block 31 through the draw-in groove card. The engaging groove moves down along the engaging block 31, and then the cartridge 32 is fixed by rotating the ink tank 14.

The working principle is as follows: when the wheel 12 walks and rotates, can drive friction pulley 23 rotatory, thereby it is rotatory to drive spiral plate 24, spiral plate 24 passes through lifting shaft 26, hold up hammering pole 25, along with spiral plate 24's rotation, lifting shaft 26 reaches the tip and falls to the starting point, utilize the inertia that the whereabouts produced, the lever 3 of striking downside, the lever 3 other end perk, impact switch 15, realize that ink tank 14 opens, carry out the inkjet and hit a little, after the impact force, switch 15 closes, realize a and hit a little, this has just realized mechanical and has hit a little, for manual, high efficiency, and, electronic component has been avoided, the cost is low, the fault rate is also low. The rotating rod 22 can move up and down, so that the friction wheel 23 can move up and down, the periodic change of the friction wheel 23 is realized, the dotting distance can be changed, and the distance adjustment is realized.

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. A distance dotter comprises an upper shell (1), a lower shell (11) positioned at the lower end of the upper shell (1), wheels (12) which are installed in the lower shell (11) and extend downwards and a handle (13) installed at the upper end of the upper shell (1), wherein an ink tank (14) with pressure inside is installed on the upper shell (1), and a switch (15) capable of discharging ink by upward extrusion is arranged at the lower end of the ink tank (14);

the method is characterized in that: the automobile wheel shock absorber further comprises a friction mechanism which abuts against the inner side of the right wheel (12), the friction mechanism can drive the hammering mechanism on one side to move up and down through rotation, the hammering mechanism drives the lever mechanism on the lower side to overturn through downward hammering, and the other end of the lever mechanism abuts against the lower side of the switch (15).

2. A spacing dotter according to claim 1, wherein: the friction mechanism comprises a supporting cylinder (2) arranged on the upper shell (1) and a cylinder cover (21) arranged at the upper end of the supporting cylinder (2), the cylinder cover (21) is provided with a rotating rod (22) which extends downwards into the lower shell (11), and the rotating rod (22) is rotatably connected with a friction wheel (23) which vertically abuts against the right wheel (12).

3. A spacing dotter according to claim 2, wherein: hammering mechanism is including installing being spiral helicine spiral plate (24) that is in friction wheel (23) upside, and the terminal point and the initial point vertical connection of spiral plate (24), and peg graft on cover (21) and have hammering pole (25) that can vertical removal, be provided with lifting shaft (26) that can support on spiral plate (24) on hammering pole (25).

4. A spacing dotter according to claim 3, wherein: the lever mechanism comprises a V-shaped lever (3) which is hinged to the bottom of an inner cavity of the lower shell (11), the lower end of the hammering rod (25) abuts against the upper side of one end of the lever (3), the other end of the lever (3) abuts against the lower end of the switch (15), and the hammering rod (25) can drive the lever (3) to turn over to open the switch (15) by impact force when falling.

5. A spacing dotter according to claim 4, wherein: the utility model discloses a card, including a bull stick (22), a cylinder cover (2), card (4) and the inner wall of a support section of thick bamboo (2) are connected through the shell fragment between card (4) and the inner wall of a support section of thick bamboo (2).

6. A spacing dotter according to claim 2, wherein: the friction wheel (23) is a rubber wheel.

7. A spacing dotter according to claim 1, characterized in that: the right wheel (12) is connected with the lower shell (11) through a pin shaft, and a tower spring (16) which can inwards abut against the wheel (12) is arranged on the pin shaft.

8. A spacing dotter according to claim 1, wherein: go up to be provided with the hemispherical recess that corresponds with ink tank (14) on casing (1), and the bottom of recess is provided with two inside fixture blocks (31) along radial direction, the lower extreme of ink tank (14) is provided with chuck (32), and is provided with the draw-in groove that corresponds with fixture block (31) on chuck (32), and chuck (32) can be fixed in order to realize at the downside of fixture block (31) through the draw-in groove card.