CN114812819A

CN114812819A - Portable color difference meter capable of being adjusted in real time

Info

Publication number: CN114812819A
Application number: CN202210514656.XA
Authority: CN
Inventors: 苏朝阳; 王荣滔; 李晗
Original assignee: Guangdong Sanenshi Intelligent Technology Co ltd
Current assignee: Guangdong Sanenshi Intelligent Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-07-29
Anticipated expiration: 2042-05-12
Also published as: CN114812819B

Abstract

The invention discloses a portable color difference meter capable of being adjusted in real time, which comprises a shell and a color difference meter body arranged in the shell, wherein a probe is arranged at the bottom of the shell, the bottom of the probe is fixedly connected with a fixed block, two sides of the fixed block are respectively and rotatably provided with a barrier strip, and a light blocking belt is fixedly connected between the top of the fixed block and the bottom of the probe; when the surface of the tested object is a curved surface, the fixed block at the bottom of the probe is firstly contacted with the object and extruded to enable the fixed block to be stressed and contracted, and meanwhile, the barrier strips at two sides of the fixed block are driven to rotate downwards to be attached to the curved surface at the top of the object; when the surface of the tested object is a curved surface, the fixed block at the bottom of the probe is firstly contacted with the object and extruded, so that the fixed block is stressed to contract, the barrier strips on two sides of the fixed block are driven to downwards rotate and are attached to the curved surface at the top of the object, and the measurement of a worker on the surface of the object is facilitated.

Description

Portable color difference meter capable of being adjusted in real time

Technical Field

The invention relates to the technical field of color difference meters, in particular to a portable color difference meter capable of being adjusted in real time.

Background

The colorimeter is also called a portable colorimeter, a color analyzer and a color colorimeter. The colorimeter is a simple color deviation measuring instrument, i.e. a filter for simulating the spectral characteristics equivalent to the sensitivity of human eye to colour is made, and is used for measuring light of sample plate.

However, the bottom of the probe of the conventional colorimeter is generally a plane, and when the surface of the article is a curved surface, a certain gap exists between the probe and the surface of the article, so that external ambient light enters the inside of the device through the gap between the probe and the surface of the article, and measurement errors are caused.

Therefore, there is a need to provide a portable colorimeter that can be adjusted in real time to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a portable colorimeter capable of being adjusted in real time, and the portable colorimeter can be used for solving the problem that when the bottom of a probe of the conventional colorimeter is generally a plane, and when the surface of an object is a curved surface, a certain gap exists between the probe and the surface of the object, external ambient light enters the inside of equipment through the gap between the probe and the surface of the object, and thus measurement errors are caused.

Based on the above thought, the invention provides the following technical scheme: including the casing with set up in the inside colorimeter body of casing, the bottom of casing is provided with probe, its characterized in that: the bottom of the probe is fixedly connected with a fixed block, two sides of the fixed block are both rotatably provided with baffle strips, and a light blocking belt is fixedly connected between the top of the fixed block and the bottom of the probe;

when the surface of the tested object is a curved surface, the fixed block at the bottom of the probe is contacted with the object and extruded to enable the fixed block to be stressed and contracted, and meanwhile, the barrier strips at two sides of the fixed block are driven to rotate downwards to be attached to the curved surface at the top of the object.

As a further scheme of the invention: the utility model discloses a probe, including probe, bar inslot portion, articulated between the bottom of slide and the top of blend stop have a pull rod, the top fixedly connected with loop bar of slide, the loop bar top is provided with the slide bar, the top and the bar inslot portion roof fixed connection of slide bar, the recess of rectangular shape is seted up at the top of loop bar, the slide bar passes through recess and loop bar sliding connection, the inside first spring that is provided with that is located between loop bar and the slide bar that is located of recess.

As a further scheme of the invention: the utility model discloses a slide plate, including probe, strip shape inslot wall department, stopper, guide bar, movable plate and movable plate, be located strip shape inslot wall department on the probe and seted up the spout, the inside sliding connection of spout has the stopper, the bottom of stopper sets up to the inclined plane, the inside fixedly connected with baffle of spout, stopper one side fixedly connected with guide bar, the guide bar run through the baffle and with baffle sliding connection, the one end fixedly connected with movable plate that the guide bar runs through the baffle, movable plate sliding connection is inside the spout, be provided with the second spring between movable plate and the baffle, regional setting between baffle and the movable plate is sealed cavity, drives the stopper and keeps away from the slide gradually when the inside atmospheric pressure of sealed cavity increases.

As a further scheme of the invention: the outside of fixed block is provided with the honeycomb duct, the inside cavity that sets up of fixed block, the inside gasbag that is provided with of cavity, the bottom of honeycomb duct is passed the fixed block and is switched on rather than inside gasbag mutually, the top of honeycomb duct penetrates inside the probe and switches on mutually with sealed cavity.

As a further scheme of the invention: set up the logical groove that link up on the body of rod of loop bar, the top fixedly connected with standpipe that lies in the spout on the probe, the top and the bar groove of standpipe are linked together, the bottom and the spout of standpipe link to each other and communicate, it is provided with the connecting pipe to communicate between logical groove and the standpipe top, the bottom intercommunication of standpipe is provided with the connector, and the intercommunication of standpipe outside bottom is provided with the blast pipe, be provided with the check valve on the blast pipe, be provided with the exhaust hole that communicates through on the stopper, when the exhaust hole is aligned with the connector, loop bar inner space switches on with the exhaust hole.

As a further scheme of the invention: the top that lies in the spout on the probe still has seted up the water conservancy diversion passageway, the one end and the blast pipe of water conservancy diversion passageway are linked together, the other end and the external environment of water conservancy diversion passageway switch on mutually.

As a further scheme of the invention: the fixed blocks are arranged in two, the two fixed blocks are arranged along the width direction of the shell, and a connecting line between the two fixed blocks passes through the axis of the probe.

As a further scheme of the invention: the bottom surface of the fixed block and the bottom surface of the barrier strip are provided with a pressed crease, and the fixed block and the barrier strip are both made of rubber materials.

As a further scheme of the invention: the bottom of slide and the equal fixedly connected with of top of blend stop are articulated the seat, all be provided with on both sides around the pull rod with articulated seat matched with round pin axle.

Compared with the prior art, the invention has the beneficial effects that: when the surface of the object to be tested is the curved surface, the fixed block of probe bottom contacts and extrudes with article first, thereby make the fixed block atress shrink, thereby drive the blend stop of its both sides and rotate downwards and laminate mutually with the curved surface at object top, thereby can prop open the area of being in the light when the blend stop rotates downwards and make and avoid outside environment to enter into inside the equipment through the clearance between blend stop and the probe widely, thereby improve the accuracy of test, and when the top of the object to be tested is the plane, when the probe is placed at the top of object, the fixed block contacts object with the blend stop simultaneously, thereby make the extrusion force to the fixed block reduce, the blend stop is still in the horizontally state this moment, thereby be favorable to the measurement of staff to the object surface.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a bottom view of the present invention;

FIG. 3 is a cross-sectional view of a probe of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the portion B of FIG. 3 according to the present invention;

FIG. 6 is an enlarged view of the structure of portion D of FIG. 5 according to the present invention;

FIG. 7 is an enlarged view of the structure of the portion C of FIG. 3 according to the present invention;

FIG. 8 is a schematic view of a stopper of the present invention;

FIG. 9 is a schematic view of the bladder configuration of the present invention;

FIG. 10 is a view of a barrier strip usage scenario of the present invention;

FIG. 11 is a schematic view of a barrier strip and light barrier structure of the present invention.

In the figure: 1. a housing; 2. a fixed block; 3. blocking strips; 4. a probe; 5. a flow guide pipe; 6. a component to be tested; 7. a pull rod; 8. a strip-shaped groove; 9. a slide bar; 10. a flow guide channel; 11. a slide plate; 12. a vertical tube; 13. a connecting pipe; 14. a through groove; 15. A loop bar; 16. a first spring; 17. an exhaust hole; 18. a limiting block; 19. a baffle plate; 20. a second spring; 21. moving the plate; 22. a chute; 23. a connector; 24. a light-blocking tape; 25. a guide bar; 26. sealing the chamber; 27. an air bag; 28. and (4) exhausting the gas.

Detailed Description

As shown in fig. 1-3, a portable colorimeter capable of being adjusted in real time includes a housing 1 and a colorimeter body disposed inside the housing 1, a probe 4 is disposed at the bottom of the housing 1, and when the colorimeter is used, the probe 4 is placed on a surface of an article to be monitored, so that color and chroma of the surface of the article can be read.

As shown in fig. 3-8 and 10-11, in order to solve the above problems, a fixed block 2 is fixedly connected to the bottom of a probe 4, the two fixed blocks 2 are arranged along the width direction of a shell 1, a connecting line between the two fixed blocks 2 passes through the axis of the probe 4, barrier strips 3 are rotatably arranged on both sides of the fixed block 2, in practical use, the fixed block 2 and the barrier strips 3 are both made of rubber materials, a fold is pressed at the intersection of the bottom surface of the fixed block 2 and the bottom surface of the barrier strips 3, so that the barrier strips 3 can rotate relative to the fixed block 2 along the fold, and a light blocking belt 24 is fixedly connected between the top of the fixed block 2 and the bottom of the probe 4.

During the in-service use, when the surface of the article tested is the curved surface, fixed block 2 of probe 4 bottom contacts with article and extrudees earlier, thereby make 2 atress contractions of fixed block, thereby it laminates with the curved surface at article top to drive the blend stop 3 of its both sides to rotate downwards, and can strut light blocking belt 24 when blend stop 3 rotates downwards thereby make and avoid external environment to extensively enter into inside the equipment through the clearance between blend stop 3 and probe 4, thereby improve the accuracy of test, and when the top of the article tested is the plane, when probe 4 places the top of article, fixed block 2 contacts article with blend stop 3 simultaneously, thereby make the extrusion force to fixed block 2 reduce, blend stop 3 is still in the horizontally state this moment, thereby be favorable to the measuring of staff to the article surface.

Further, a strip-shaped groove 8 is formed in the bottom of the probe 4, a sliding plate 11 is connected to the inside of the strip-shaped groove 8 in a sliding manner, a pull rod 7 is arranged between the bottom of the sliding plate 11 and the top of the barrier strip 3, the top end of the pull rod 7 is hinged to the sliding plate 11, the bottom end of the pull rod 7 is hinged to the barrier strip 3, specifically, the bottom of the sliding plate 11 and the top of the barrier strip 3 are both fixedly connected with a hinged seat, the front side and the rear side of the pull rod 7 are both provided with pin shafts matched with the hinged seats, a loop bar 15 is fixedly connected to the top of the sliding plate 11, a sliding rod 9 is connected to the loop bar 15 in a sliding manner, the sliding rod 9 is connected with the loop bar 15 in a sealing manner, specifically, the top of the loop bar 15 is provided with a strip-shaped groove, and the slide bar 9 is connected with the loop bar 15 in a sliding way through the groove, a first spring 16 is arranged in the groove, the first spring 16 is arranged between the loop bar 15 and the sliding bar 9, and the top of the sliding bar 9 is fixedly connected with the top wall in the strip-shaped groove 8.

Furthermore, a sliding groove 22 is formed in the probe 4 and located on the inner wall of the strip-shaped groove 8, a limiting block 18 is slidably connected inside the sliding groove 22, specifically, the top of the limiting block 18 is set to be a plane, the bottom of the limiting block 18 is set to be an inclined plane and inclined towards the axis of the probe 4, a baffle 19 is fixedly connected inside the sliding groove 22, a guide rod 25 is fixedly connected to one side of the limiting block 18 close to the baffle 19, the guide rod 25 penetrates through the baffle 19 and is slidably connected with the baffle 19, the guide rod 25 penetrates through the baffle 19 and extends to one side of the baffle 19 far away from the limiting block 18, a moving plate 21 is slidably connected inside the sliding groove 22 and located on one side of the baffle 19 far away from the limiting block 18, the outer wall of the moving plate 21 contacts and is hermetically connected with the inner wall of the sliding groove 22, and one end of the guide rod 25 far away from the limiting block 18 is fixedly connected with the moving plate 21, the second spring 20 is arranged between the moving plate 21 and the baffle plate 19, the second spring 20 is arranged outside the guide rod 25, the area between the baffle plate 19 and the moving plate 21 is set to be a sealing cavity 26, in an initial state, the limiting block 18 is arranged at the top of the sliding plate 11 to limit the sliding plate, so that the pull rod 7 tensions the barrier strip 3 at the bottom of the probe 4, when the air pressure inside the sealing cavity 26 is increased, the moving plate 21 can be driven to move towards the limiting block 18, the limiting block 18 is driven to gradually get away from the sliding plate 11 through the guide rod 25, the limiting block 18 loses the limiting on the sliding plate 11, and the barrier strip 3 is driven to rotate downwards.

Still further, a flow guide tube 5 is arranged outside the fixed block 2, specifically, a cavity is arranged inside the fixed block 2, an air bag 27 is arranged inside the cavity, the bottom end of the flow guide tube 5 penetrates through the fixed block 2 and is communicated with the air bag 27 inside the fixed block, and the top end of the flow guide tube 5 penetrates into the probe 4 and is communicated with the sealed chamber 26.

In practical use, when the top of the component 6 to be tested is a curved surface, the fixed block 2 at the bottom of the probe 4 will contact with the article and be extruded first, so that the air bag 27 inside the fixed block 2 is compressed by the acting force of the article on the fixed block 2, the air inside the air bag 27 flows into the sealed chamber 26 through the flow guide tube 5, the air pressure inside the sealed chamber 26 is increased, the movable plate 21 can be driven to move, the movable plate 21 can drive the limit block 18 to move towards the direction far away from the sliding plate 11 through the guide rod 25, the limit block 18 is separated from the sliding plate 11, the limit block 18 loses the limit on the sliding plate 11, the sliding plate 11 can be driven to move downwards along the strip-shaped groove 8 under the acting force of the first spring 16, the pull rod 7 is driven to move downwards, the barrier strip 3 can be driven to rotate downwards through the pull rod 7, and the pull rod 7 is arranged at the edge of the top of the barrier strip 3, therefore, when the pull rod 7 drives the barrier strip 3 to rotate downwards, the barrier strip 3 contacts with the top of the component to be tested 6, the barrier strip 3 is limited by the object, so that when the pull rod 7 drives the edge of the barrier strip 3 to move downwards and tightly press the top of the component to be tested 6, the barrier strip 3 can generate deformation and be attached to the top of the component to be tested 6, the light blocking belt 24 between the barrier strip 3 and the probe 4 is spread, thereby preventing an external light source from entering the device, the test accuracy can be improved, after the test is finished, the barrier strip 3 can be extruded to rotate upwards and be attached to the bottom of the end, the slide plate 11 can be driven by the pull rod 7 to move upwards, so that the slide plate 11 contacts with the inclined bottom surface of the limit block 18, thereby extruding the limit block 18 to enter the chute 22, and the slide plate 11 moves to the top of the limit block 18, at this time, the limit block 18 can limit the slide plate 11 again, therefore, the use for the next time is facilitated, when the barrier strip 3 is rotated upwards to reset, an outward flowing air flow is generated, and the light blocking belt 24 can be blown outwards, so that the situation that the light blocking belt 24 is clamped at the bottom of the probe 4 when the barrier strip 3 is reset to influence the use of the probe is avoided.

As shown in fig. 5-9, during the continuous test, when the bending degree of the top of the to-be-tested component 6 is small, the first spring 16 applies a large force to the pull rod 7 and the barrier strip 3 when the barrier strip 3 is attached to the top of the object, and the force is directly applied to the surface of the object, so that the object generates an upward reaction force to the barrier strip 3, and the user holds the housing 1 to stably place the probe 4 on the surface of the object to complete the measurement, so that the user's hand may feel sore and uncomfortable as the use time increases.

Therefore, a through groove 14 is formed on the rod body of the loop bar 15, a vertical tube 12 is fixedly connected to the top of the sliding groove 22 on the probe 4, the top end of the vertical tube 12 is communicated with the strip-shaped groove 8, the bottom end of the vertical tube 12 is communicated with the sliding groove 22, a connecting tube 13 is communicated between the through groove 14 and the top end of the vertical tube 12, the connecting tube 13 is a hose, a connector 23 is communicated with the bottom end of the vertical tube 12, an exhaust tube 28 is communicated with the bottom end of the outer side of the vertical tube 12, a one-way valve is arranged on the exhaust tube 28, so that the gas in the vertical tube 12 can be exhausted outwards only in one way through the one-way valve, a through exhaust hole 17 is formed in the limiting block 18, the exhaust hole 17 is matched with the connector 23, when the exhaust hole 17 is aligned with the connector 23, the internal space of the loop bar 15 is communicated with the exhaust hole 17, when the exhaust hole 17 is staggered with the connector 23, the gas inside the stem 15 can only be discharged in one direction through the gas outlet tube 28 on the standpipe 12.

Further, a flow guide channel 10 is further formed in the probe 4 and located at the top of the sliding groove 22, the flow guide channel 10 is annular and bypasses from the rear of the strip-shaped groove 8, specifically, one end of the flow guide channel 10 is communicated with the exhaust pipe 28, and the other end of the flow guide channel 10 is communicated with the external environment.

In practical use, when the bending degree of the component 6 to be tested is reduced, the probe 4 is placed on the top of an object, the barrier 3 is pressed by the object to drive the barrier to rotate upwards, when the fixing frame is in contact with the top of the object, the barrier 3 stops rotating upwards, the barrier 3 can drive the loop bar 15 to move upwards in the process of rotating upwards, so that the distance between the loop bar 15 and the sliding bar 9 is shortened, the air in the loop bar 15 can be discharged into the vertical pipe 12 through the through groove 14 and the connecting pipe 13 by pressing the sliding bar 9 to the inner space of the loop bar 15, so that the air is discharged through the exhaust pipe 28 on the vertical pipe 12, the exhaust pipe 28 is provided with a one-way valve, so that the external air cannot enter the vertical pipe 12 through the exhaust pipe 28, the sliding plate 11 and the limiting block 18 are in a separated state, and when the user removes the force pressing the shell 1, make stopper 18 stretch out of runner 22 under the effort of second spring 20, thereby make the exhaust hole 17 on stopper 18 and connector 23 of standpipe 12 bottom stagger mutually, and then can avoid outside air to enter into standpipe 12 through connector 23 inside, standpipe 12 is in sealed state at this moment, can avoid outside air to enter into the loop bar 15 through standpipe 12 inside, the space between slide bar 9 and loop bar 15 is sealed relatively and outside air is difficult to enter into this space inside, thereby avoid loop bar 15 to move relative to slide bar 9, even can not drive loop bar 15 to move down under the effort of first spring 16, thereby make the connection between loop bar 15 and slide bar 9 relatively stable, be favorable to keeping the stability of pull rod 7 and its bottom bar 3, the force that the top of the part 6 that awaits measuring of barrier 3 at this moment is less, further, the gravity of the shell 1 per se, and the spring can not apply acting force to the barrier strip 3 through the loop bar 15 and the pull rod 7 at the moment, so that a user can hold the shell 1 easily without applying certain pressure downwards, and the hand pain caused by long-time use can be avoided;

under initial use state, blend stop 3 is in the horizontality, fixed block 2 can take lead the top contact and the extrusion with the part 6 that awaits measuring in the test process, thereby make the atmospheric pressure increase of sealed cavity 26 through honeycomb duct 5, make the movable plate 21 drive stopper 18 and remove to inside spout 22, exhaust hole 17 on the stopper 18 is aligned with connector 23 this moment, make outside gas can enter into standpipe 12 and loop bar 15 through exhaust hole 17 inside, thereby make loop bar 15 can move down under the effort of first spring 16, and then drive blend stop 3 through pull rod 7 and rotate down, be favorable to its normal use.

To sum up, this structure is through being provided with the cooperation of exhaust hole 17 and standpipe 12 on stopper 18, and when the crookedness at the part 6 top that awaits measuring reduces, blend stop 3 is upwards rotated by the extrusion and remains stable to avoid having great effort and reaction force between blend stop 3 and the part 6 that awaits measuring, thereby be favorable to avoiding the aching pain of user's hand.

Claims

1. The utility model provides a portable color difference meter that can adjust in real time, includes the casing and sets up in the inside color difference meter body of casing, the bottom of casing is provided with probe, its characterized in that: the bottom of the probe is fixedly connected with a fixed block, two sides of the fixed block are both rotatably provided with baffle strips, and a light baffle belt is fixedly connected between the top of the fixed block and the bottom of the probe;

2. The portable colorimeter adjustable in real time according to claim 1 wherein: the utility model discloses a probe, including probe, bar inslot portion, articulated between the bottom of slide and the top of blend stop have the pull rod, the top fixedly connected with loop bar of slide, the loop bar top is provided with the slide bar, the top and the bar inslot portion roof fixed connection of slide bar, the recess of rectangular shape is seted up at the top of loop bar, the slide bar passes through recess and loop bar sliding connection, the inside first spring that is provided with that is located between loop bar and the slide bar of recess.

3. A real-time adjustable portable colorimeter according to claim 2 wherein: the utility model discloses a slide plate, including probe, strip shape inslot wall department, stopper, guide bar, movable plate and movable plate, be located strip shape inslot wall department on the probe and seted up the spout, the inside sliding connection of spout has the stopper, the bottom of stopper sets up to the inclined plane, the inside fixedly connected with baffle of spout, stopper one side fixedly connected with guide bar, the guide bar run through the baffle and with baffle sliding connection, the one end fixedly connected with movable plate that the guide bar runs through the baffle, movable plate sliding connection is inside the spout, be provided with the second spring between movable plate and the baffle, regional setting between baffle and the movable plate is sealed cavity, drives the stopper and keeps away from the slide gradually when the inside atmospheric pressure of sealed cavity increases.

4. A real time adjustable portable colorimeter according to claim 3 wherein: the outside of fixed block is provided with the honeycomb duct, the inside cavity that sets up of fixed block, the inside gasbag that is provided with of cavity, the bottom of honeycomb duct is passed the fixed block and is switched on rather than inside gasbag mutually, the top of honeycomb duct penetrates inside the probe and switches on mutually with sealed cavity.

5. A real time adjustable portable colorimeter according to claim 3 wherein: set up the logical groove that link up on the body of rod of loop bar, the top fixedly connected with standpipe that lies in the spout on the probe, the top and the bar groove of standpipe are linked together, the bottom and the spout of standpipe are linked together, it is provided with the connecting pipe to lead to the intercommunication between groove and the standpipe top, the bottom intercommunication of standpipe is provided with the connector, standpipe outside bottom intercommunication is provided with the blast pipe, be provided with the check valve on the blast pipe, be provided with the exhaust hole that link up on the stopper, when the exhaust hole was aligned with the connector, loop bar inner space switched on with the exhaust hole.

6. The portable colorimeter adjustable in real time according to claim 5 wherein: the top that lies in the spout on the probe still has seted up the water conservancy diversion passageway, the one end and the blast pipe of water conservancy diversion passageway are linked together, the other end and the external environment of water conservancy diversion passageway switch on mutually.

7. The portable colorimeter adjustable in real time according to claim 1 wherein: the fixed blocks are arranged in two, the two fixed blocks are arranged along the width direction of the shell, and a connecting line between the two fixed blocks passes through the axis of the probe.

8. The portable colorimeter adjustable in real time according to claim 1 wherein: the bottom surface of the fixed block and the bottom surface of the barrier strip are provided with a pressed crease, and the fixed block and the barrier strip are both made of rubber materials.

9. A real-time adjustable portable colorimeter according to claim 2 wherein: the bottom of slide and the equal fixedly connected with of top of blend stop are articulated the seat, all be provided with on both sides around the pull rod with articulated seat matched with round pin axle.