CN213515323U

CN213515323U - Micrometer capable of measuring openings with different slopes

Info

Publication number: CN213515323U
Application number: CN202022368588.XU
Authority: CN
Inventors: 陆彬; 杨苗苗
Original assignee: Shenzhen Jingda Tool & Measuring Instrument Co ltd
Current assignee: Shenzhen Jingda Tool & Measuring Instrument Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-06-22
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a different inclination open-ended microcallipers of measurable quantity relates to measurement device technical field, including fixed sleeve, fixed sleeve's left end fixed mounting has the measuring staff sleeve, the telescopic surface activity of measuring staff installs locking device, one side fixed mounting of locking device has the locking switch, telescopic left side swing joint of measuring staff has the measuring staff, fixed sleeve's fixed surface installs the benchmark scale, fixed sleeve's right side swing joint has the activity to divide a section of thick bamboo, the activity divides the right side swing joint of a section of thick bamboo to have a micro section of thick bamboo. The utility model discloses a through the design is exquisite, adopts ratchet and rotating device to combine, makes things convenient for everyone to use accurately, avoids because everyone's dynamics is different to lead to measuring result different at every turn, adopts watertight fittings and dust keeper combination setting, can realize solving because fine sand, moisture infiltration cause the problem of rustting and wearing and tearing to reach splashproof water, dust proof effect.

Description

Micrometer capable of measuring openings with different slopes

Technical Field

The utility model relates to a micrometer relates to measurement device technical field, concretely relates to different inclination open-ended micrometers of measurable quantity.

Background

Outside micrometer, also called micrometer screw, is often referred to as "micrometer" for short. The micrometer is a length measuring instrument which is more precise than a vernier caliper, the precision is 0.01mm, 0.02mm and 0.05mm, and the 1 bit of the estimated reading is added, so that the 3 rd bit after the decimal point can be read, and the micrometer is called as a micrometer, is a relatively old measuring tool, and can play a very important role in detecting the product quality. Similarly, there are many such tools in the process industry. The measuring instrument is an important part.

The following problems exist in the prior art:

1. in the prior art, a micrometer has the problems of rusting and abrasion caused by the fact that a gap is easily penetrated by fine sand and moisture;

2. among the prior art, to some because everyone's dynamics is different can lead to the measuring result difference at every turn, and then can not reach the use original intention of micrometer, the suitability variation of this micrometer, consequently need carry out the structure innovation and solve specific problem.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a micrometer which can measure openings with different inclinations, wherein one purpose is to provide a ratchet gear, and solve the problem that the measuring result is different each time due to different force of each person; the other purpose is to solve the problems of rusting and abrasion caused by the penetration of fine sand and moisture so as to achieve the effects of water splashing prevention and dust prevention.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a different inclination open-ended microcallipers of measurable quantity, includes fixed sleeve, fixed sleeve's left end fixed mounting has the measuring staff sleeve, the telescopic surface movable mounting of measuring staff has locking device, one side fixed mounting of locking device has the locking switch, the telescopic left side swing joint of measuring staff has the measuring staff, fixed sleeve's fixed surface installs the benchmark scale.

The utility model discloses technical scheme's further improvement lies in: the right side swing joint of fixed sleeve has the activity to divide a section of thick bamboo, the right side swing joint that the activity divides a section of thick bamboo has a micro-section of thick bamboo, the right side fixed mounting who connects the connecting rod has the fixed axle.

The utility model discloses technical scheme's further improvement lies in: the bottom of the measuring rod sleeve is fixedly connected with a ruler frame, the surface of the ruler frame is fixedly provided with a measuring display screen, the top end of the left side of the ruler frame is fixedly provided with a fixing surface, and the right side of the fixing surface is fixedly provided with a fixed testing surface.

The utility model discloses technical scheme's further improvement lies in: the movable dust collector is characterized in that a through groove is formed in one side of the movable separating cylinder in a penetrating mode, a threaded pin is fixedly mounted on the surface of the through groove, a through groove is formed in one side of the micro separating cylinder in a penetrating mode, a movable shrinkage column is movably connected to the surface of the through groove, a metal threaded shell is fixedly mounted on the surface of the movable shrinkage column, and a dust-proof layer is fixedly mounted on the surface of the movable shrinkage column.

The utility model discloses technical scheme's further improvement lies in: the right side swing joint of fixed axle has the ratchet, the inside of ratchet is seted up and is placed the groove, fixed mounting has the rotation fixture block on the inner wall of placement groove, the fixed surface of rotating the fixture block installs the waterproof layer.

The utility model discloses technical scheme's further improvement lies in: a through groove is formed in one side of the connecting rod in a penetrating mode, a movable shrinkage column is movably connected inside the connecting rod, a push rod is fixedly mounted on the right side of the movable shrinkage column, and a contact spring is movably connected on the right side of the push rod.

The utility model discloses technical scheme's further improvement lies in: the right side fixedly connected with flexible piece of contact spring, the right side fixedly connected with dwang of flexible piece, the draw-in groove has been seted up on the surface of dwang.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a different inclination open-ended microcalipers of measurable quantity, through designing ingeniously, adopt ratchet and rotating device to combine, make things convenient for everyone to have and can accurately use, avoid because everyone's dynamics difference can lead to measuring result different at every turn.

2. The utility model provides a different inclination open-ended microcalipers of measurable quantity through adopting watertight fittings and dust keeper combination setting, can realize solving because fine sand, moisture infiltration cause the problem of rustting and wearing and tearing to reach splashproof water, dust proof effect.

Drawings

Fig. 1 is a schematic plane structure view of a micrometer of the present invention capable of measuring openings with different inclinations;

fig. 2 is a schematic structural view of a micrometer of the present invention capable of measuring openings with different inclinations;

FIG. 3 is a schematic view showing the expanding structure of a micro-cylinder and a movable sub-cylinder of the micrometer capable of measuring openings with different inclinations according to the present invention;

fig. 4 is a schematic view of an expansion structure of a connecting rod of a micrometer capable of measuring openings with different inclinations according to the present invention;

fig. 5 is a schematic view of the expanded structure of the ratchet side of the micrometer of the present invention capable of measuring different slope openings.

In the figure: 1. fixing the sleeve; 2. a fixed surface; 3. measuring a display screen; 4. fixing the test surface; 5. a measuring rod; 6. a ruler frame; 7. a spindle sleeve; 8. a locking device; 9. a micro-drum; 10. a locking switch; 11. Movably separating the cylinders; 12. a reference scale; 13. a fixed shaft; 14. connecting the connecting rod; 15. a ratchet wheel; 16. a through groove; 17. a threaded pin; 18. a movable column is contracted; 19. a metal thread shell; 20. a dust-proof layer; 21. a contact spring; 22. rotating the rod; 23. a telescopic block; 24. a push rod; 25. a card slot; 26. rotating the clamping block; 27. A placing groove; 28. and a waterproof layer.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-5, the utility model provides a micrometer caliper capable of measuring different inclination openings, which comprises a fixed sleeve 1, a measuring rod sleeve 7 is fixedly installed at the left end of the fixed sleeve 1, a locking device 8 is movably installed on the surface of the measuring rod sleeve 7, a locking switch 10 is fixedly installed at one side of the locking device 8, the locking switch 10 is connected with the measuring rod sleeve 7 through the locking device 8 arranged thereon, the left side of the measuring rod sleeve 7 is movably connected with a measuring rod 5, the measuring rod 5 is connected with the fixed sleeve 1 through the measuring rod sleeve 7 arranged thereon, a reference scale 12 is fixedly installed on the surface of the fixed sleeve 1, a movable sub-cylinder 11 is movably connected at the right side of the fixed sleeve 1, a micro-cylinder 9 is movably connected at the right side of the movable sub-cylinder 11, the micro-cylinder 9 is connected with the fixed sleeve 1 through the movable sub-cylinder 11 arranged thereon, a connecting rod 14 is fixedly mounted on the right side of the micro-drum 9, a fixed shaft 13 is fixedly mounted on the right side of the connecting rod 14, a ruler frame 6 is fixedly connected to the bottom of the measuring rod sleeve 7, a measuring display screen 3 is fixedly mounted on the surface of the ruler frame 6, a fixed surface 2 is fixedly mounted at the top end of the left side of the ruler frame 6, a fixed testing surface 4 is fixedly mounted on the right side of the fixed surface 2, and the fixed testing surface 4 is connected with the ruler frame 6 through the fixed surface 2 arranged on the fixed testing surface.

Example 2

As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: a through groove 16 is opened and penetrated through one side of the movable split cylinder 11, a threaded pin 17 is fixedly arranged on the surface of the through groove 16, a through groove 16 is opened and penetrated through one side of the micro cylinder 9, a movable shrinkage column 18 is movably connected on the surface of the through groove 16, a metal threaded shell 19 is fixedly arranged on the surface of the movable shrinkage column 18, a dust-proof layer 20 is fixedly arranged on the surface of the movable shrinkage column 18, a ratchet wheel 15 is movably connected on the right side of a fixed shaft 13, the ratchet wheel 15 is connected with a connecting rod 14 through the fixed shaft 13 arranged on the ratchet wheel, the ratchet wheel 15 is connected with the micro cylinder 9 through the connecting rod 14 arranged on the fixed shaft 13, a placing groove 27 is opened inside the ratchet wheel 15, a rotating fixture block 26 is fixedly arranged on the inner wall of the placing groove 27, a waterproof layer 28 is fixedly arranged on the surface of the rotating fixture block 26, the waterproof layer 28 is connected with the placing groove 27 through the rotating, the inside swing joint that connects connecting rod 14 has the activity to contract post 18, and the activity contracts the right side fixed mounting of post 18 and has push rod 24, and the right side swing joint of push rod 24 has contact spring 21, and contact spring 21's right side fixedly connected with flexible piece 23, the right side fixedly connected with dwang 22 of flexible piece 23, draw-in groove 25 has been seted up on the surface of dwang 22, rotates draw-in groove 25 that fixture block 26 can carry out the joint with the draw-in groove 25 on the dwang 22.

The working principle of the micrometer capable of measuring the openings with different slopes is described in detail below.

As shown in fig. 1 to 5, it is checked whether the measurement display 3 is accurately zeroed, the measurement display 3 needs to be wiped clean during measurement, a ratchet device needs to be used when the movable sub-barrel 11 is screwed, and the rear cover does not need to be unscrewed, so as to avoid changing the zero line. When the movable sub-barrel 11 is screwed, a ratchet wheel 15 device is needed, and the ratchet wheel 15 is not required to be screwed randomly, so that the zero line is prevented from being changed. When reading, the thousandths have one estimated reading number, and cannot be thrown away at will, and even if the zero point of the fixed scale is just aligned with a certain scale line of the movable scale, the thousandths should be read as '0'. The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a micrometer of different slope openings of measurable quantity, includes fixed sleeve (1), its characterized in that: the left end fixed mounting of fixed sleeve (1) has survey pole sleeve (7), the movable surface mounting of survey pole sleeve (7) has locking device (8), one side fixed mounting of locking device (8) has locking switch (10), the left side swing joint of survey pole sleeve (7) has measuring stick (5), the fixed surface mounting of fixed sleeve (1) has benchmark scale (12).

2. The micrometer of claim 1, wherein the micrometer is capable of measuring openings with different slopes, and comprises: the right side swing joint of fixed sleeve (1) has activity to divide a section of thick bamboo (11), the right side swing joint of activity minute section of thick bamboo (11) has micro-section of thick bamboo (9), the right side fixed mounting of micro-section of thick bamboo (9) connects connecting rod (14), the right side fixed mounting who connects connecting rod (14) has fixed axle (13).

3. The micrometer of claim 1, wherein the micrometer is capable of measuring openings with different slopes, and comprises: the bottom fixedly connected with chi frame (6) of measuring staff sleeve (7), the fixed surface of chi frame (6) installs and measures display screen (3), just the left side top fixed mounting of chi frame (6) has stationary plane (2), the right side fixed mounting of stationary plane (2) has fixed test surface (4).

4. A micrometer for measuring openings with different slopes according to claim 2, wherein: one side of activity minute section of thick bamboo (11) is seted up and is run through logical groove (16), the fixed surface who leads to groove (16) installs screw thread pin (17), one side of differential section of thick bamboo (9) is seted up and is run through and has led to groove (16), the surface activity who leads to groove (16) is connected with the activity and contracts post (18), the fixed surface who the activity contracts post (18) installs metal thread shell (19), just the fixed surface who the activity contracts post (18) installs dust cover (20).

5. A micrometer for measuring openings with different slopes according to claim 2, wherein: the right side of the fixed shaft (13) is movably connected with a ratchet wheel (15), a placing groove (27) is formed in the ratchet wheel (15), a rotating clamping block (26) is fixedly installed on the inner wall of the placing groove (27), and a waterproof layer (28) is fixedly installed on the surface of the rotating clamping block (26).

6. A micrometer for measuring openings with different slopes according to claim 2, wherein: one side of the connecting rod (14) is provided with a through groove (16) in a penetrating manner, a movable telescopic column (18) is movably connected inside the connecting rod (14), a push rod (24) is fixedly installed on the right side of the movable telescopic column (18), and a contact spring (21) is movably connected on the right side of the push rod (24).

7. The micrometer of claim 6, wherein the micrometer is capable of measuring openings with different slopes, and the micrometer comprises: the right side fixedly connected with flexible piece (23) of contact spring (21), the right side fixedly connected with dwang (22) of flexible piece (23), draw-in groove (25) have been seted up on the surface of dwang (22).