CN210774454U - Pressure sensing paper and pressure test equipment - Google Patents
Pressure sensing paper and pressure test equipment Download PDFInfo
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- CN210774454U CN210774454U CN201921942832.XU CN201921942832U CN210774454U CN 210774454 U CN210774454 U CN 210774454U CN 201921942832 U CN201921942832 U CN 201921942832U CN 210774454 U CN210774454 U CN 210774454U
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- pressure sensing
- sensing paper
- screw rod
- fly leaf
- pressure
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Abstract
The utility model discloses a pressure sensing paper and pressure test equipment, including the U template, U template diapire internal fixation is provided with the cavity piece, the opening has been seted up at cavity piece roof middle part, the bottom has put the fly leaf in the cavity piece, the screw rod has been put to the fly leaf bottom, the screw rod passes through the bearing and is connected with the fly leaf rotation, the outside that cavity piece lower surface middle part is close to the screw rod is provided with the spiral shell piece, the screw rod connects soon with the spiral shell piece through the screw thread. The utility model discloses an install fly leaf and screw rod, will await measuring pressure sensing paper and level and arrange the board top of cavity piece in, can shift up through rotating the screw rod, the screw rod at bearing and spiral shell piece internal rotation and drive the fly leaf, make pressure sensing paper hug closely cavity piece top inner wall for the pressure sensing paper in centre gripping location is applicable to multiple size pressure sensing paper centre gripping, and application scope is wide, and can subtract and exempt from pressure sensing paper and push away during the location and slide, promotes the test accuracy, is fit for extensively promoting and use.
Description
Technical Field
The utility model relates to a pressure test technical field specifically is a pressure sensing paper and pressure test equipment.
Background
At present, in industrial production and manufacturing processes, it is important to ensure an accurate pressure value, and a traditional testing method is to use a pressure sensing paper for pressure testing. The pressure sensing paper is composed of two layers of structures: the surface of a layer of substrate is distributed with dense hemp microcapsules, the microcapsules are filled with chromogenic substances, and the microcapsules can be broken to flow out the chromogenic substances when the microcapsules are subjected to external pressure to a certain degree; the other substrate is coated with color-developing substance, and when the color-developing substance in the microcapsule is broken by pressure and flows out, the color-developing substance reacts with the color-developing substance to develop specific color. When the pressure sensing paper is pressed, the microcapsule is broken, the chromogenic substance and the chromogenic substance react with each other, the spot with a specific color is displayed, the pressure can be reflected by the color depth generated on the pressure sensing paper, and sampling is needed for color change inspection in order to ensure the product quality.
In implementing the present invention, the inventor finds that the following problems exist in the prior art and are not solved: 1. the existing detection pressure sensing paper method is mostly a hand or is simply extruded by a tool, and the splicing work experience of workers checks the comparison between the color change of the pressure sensing paper and the lower pressure thereof, so that the error is overlarge; 2. during the period of pressing down the sensing paper, the sensing paper slides, so that the sensing paper is stressed at multiple points, and the multiple points show different color changes, which affects the subsequent contrast of workers and other problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure sensing paper and pressure test equipment, through installing fly leaf and screw rod, to await measuring pressure sensing paper and level and arrange the board top of cavity piece in, can be through rotating the screw rod, the screw rod shifts up at bearing and spiral shell piece internal rotation and drive the fly leaf, make pressure sensing paper hug closely cavity piece top inner wall, be used for centre gripping location pressure sensing paper, be applicable to multiple size pressure sensing paper centre gripping, application scope is wide, and can subtract and exempt from pressure sensing paper extrusion positioning period and slide, promote the test accuracy, the problem of proposing in the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a pressure sensing paper and pressure testing device comprises a U-shaped plate;
the testing device comprises a U-shaped plate, a testing head, a spring, three groups of coating strips and a sensing paper, wherein a sleeve is fixedly arranged in the middle of the top wall of the U-shaped plate, a movable rod is inserted in the middle of the inner wall of the sleeve, the spring is wound above the movable rod close to the sleeve, a pressing block is fixedly arranged at the top end of the movable rod, the bottom end of the movable rod is fixedly provided with the testing head, the surface of the bottom of the testing head is coated with the coating strips, the coating strips are red, brown and blue-green in color respectively;
u template diapire internal fixation is provided with well casement, well casement roof middle part is seted up through-hole and the through-hole is located the test head under, the fly leaf has been put to well casement bottom, the screw rod has been put to the fly leaf bottom, the screw rod passes through the bearing and is connected with the fly leaf rotation, the outside that well casement lower surface middle part is close to the screw rod is provided with the spiral shell piece, the screw rod connects soon with the spiral shell piece through the screw thread, two inboard all fixed guide rails that are provided with of wall about the well casement, the guide rail embeds there is slider and slider inboard and fly leaf fixed connection.
As a preferred embodiment of the present invention, the rear side of the u-shaped plate close to the testing head is provided with a lighting lamp.
As a preferred embodiment of the utility model, the screw rod bottom mounting is provided with changes the piece, it has the antiskid circle to paste in the piece outside to change.
As a preferred embodiment of the present invention, the movable rod is a hexagonal prism and the through hole profile in the hexagonal prism and the sleeve matches.
As a preferred embodiment of the present invention, four corners of the lower surface of the u-shaped plate are all provided with support legs and the support legs are located below the screw rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model relates to a pressure sensing paper and pressure test equipment through installing fly leaf and screw rod, will await measuring pressure sensing paper and level and smooth the board top of arranging the cavity piece in, can shift up through rotating the screw rod, screw rod at bearing and spiral shell piece internal rotation and drive the fly leaf, make pressure sensing paper hug closely cavity piece top inner wall for the pressure sensing paper of centre gripping location is applicable to multiple size pressure sensing paper centre gripping, and application scope is wide, and can subtract and exempt from pressure sensing paper extrusion positioning period and slide, promotes the test accuracy.
2. The utility model relates to a pressure sensing paper and pressure test equipment, through installing test head and spring, can be through pushing down the movable rod, the pressure sensing paper part of the test head extrusion through-hole department that makes the movable rod to stretch out the position of sleeve below according to the scribbling strip on the test head, learn pressure sensing paper pressurized strain change colour, and with pressure sensing paper actual change colour compare can, simple structure, the cost is with low costs, and after the extrusion is ended, spring tension promotes the automatic return that shifts up of briquetting, make the device more humanized.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of an overall front view structure of a pressure sensing paper and pressure testing device of the present invention;
fig. 2 is a schematic structural view of a testing head of the pressure sensing paper and pressure testing apparatus of the present invention;
fig. 3 is a schematic structural view of a connection portion between a hollow block and a screw rod of the pressure sensing paper and pressure testing apparatus of the present invention.
In the figure: 1. a U-shaped plate; 2. a support leg; 3. a hollow block; 4. a movable rod; 5. briquetting; 6. a sleeve; 7. an illuminating lamp; 8. a test head; 9. a screw block; 10. a screw; 11. coating strips; 12. a port; 13. a movable plate; 14. a guide rail; 15. a slider; 16. a bearing; 17. rotating the block; 18. an anti-slip ring; 19. a spring.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: a pressure sensing paper and pressure testing device comprises a U-shaped plate 1;
the middle part of the top wall of the U-shaped plate 1 is fixedly provided with a sleeve 6, the middle part in the sleeve 6 is inserted with a movable rod 4, a spring 19 is wound above the movable rod 4 close to the sleeve 6, the top end of the movable rod 4 is fixedly provided with a pressing block 5, the bottom end of the movable rod 4 is fixedly provided with a test head 8, the bottom surface of the test head 8 is coated with coating strips 11, the coating strips 11 are three groups, the colors of the coating strips 11 are respectively red, brown and blue-green, and the color of the coating strips 11 is matched with the color change of the sensing paper;
the U template 1 diapire internal fixation is provided with well hollow block 3, well hollow block 3 roof middle part has been seted up through-hole 12 and through-hole 12 is located test head 8 under, fly leaf 13 has been put to the bottom in the hollow block 3, screw rod 10 has been put to fly leaf 13 bottom, screw rod 10 rotates with fly leaf 13 through bearing 16 to be connected, the outside that is close to screw rod 10 in the middle part of the 3 lower surfaces of well hollow block is provided with spiral shell piece 9, screw rod 10 connects with spiral shell piece 9 soon through the screw thread, two inboard fixed guide rails 14 that are provided with of wall about well hollow block 3, guide rail 14 embeds there is slider 15 and slider 15 inboard and fly leaf 13 fixed connection.
In this embodiment (as shown in fig. 1, 2 and 3), the pressure sensing paper to be tested is flatly placed above the movable plate 13 of the hollow block 3 by installing the movable plate 13 and the screw 10, the screw 10 can rotate in the bearing 16 and the screw block 9 by rotating the screw 10 and drive the movable plate 13 to move upwards, so that the pressure sensing paper is tightly attached to the top inner wall of the hollow block 3 for clamping and positioning the pressure sensing paper, which is suitable for clamping pressure sensing paper of various sizes, has wide application range, can reduce and avoid slippage during the extrusion positioning of the pressure sensing paper, and improves the testing accuracy, by installing the testing head 8 and the spring 19, the testing head 8 of the movable rod 4 can extrude the pressure sensing paper part at the through hole 12 by pressing the movable rod 4 downwards, and the pressure sensing color can be known according to the position of the coating strip 11 on the testing head 8 extending out of the lower part of the sleeve 6, and compared with the actual color of the pressure sensing paper, the structure is simple, the cost is low, and after the extrusion is finished, the spring 19 pushes the pressing block 5 to automatically move upwards to return, so that the device is more humanized.
Wherein, the rear side of the U-shaped plate 1 close to the test head 8 is provided with an illuminating lamp 7.
In this embodiment (as shown in fig. 1), through installing light 7, the staff of being convenient for accurately looks over test head 8 and moves down the position, provides great convenience.
The bottom end of the screw rod 10 is fixedly provided with a rotating block 17, and an anti-skid ring 18 is adhered to the outer side of the rotating block 17.
In this embodiment (as shown in fig. 3), by installing the rotating block 17, the screw 10 can be driven to rotate through the rotating block 17, which is labor-saving and convenient, and the anti-slip ring 18 can increase friction force to prevent slipping.
Wherein, the movable rod 4 is a hexagonal prism, and the outline of the hexagonal prism is matched with that of a through hole in the sleeve 6.
In this embodiment (as shown in fig. 1 and 2) the movable rod 4 is prevented from rotating during movement by the movable rod 4 being hexagonal and the hexagonal prism matching the contour of the through hole in the sleeve 6 for guiding the movable rod 4.
Wherein, four edges of the lower surface of the U-shaped plate 1 are all provided with support legs 2, and the support legs 2 are positioned below the screw 10.
In this embodiment (as shown in fig. 1), by installing the support legs 2, the u-shaped plate 1 can be supported by the support legs 2, so as to provide a larger space for the rotation of the screw 10, which is convenient for the adjustment of the worker.
The working principle is as follows: it should be noted that the utility model relates to a pressure sensing paper and pressure testing device, which comprises a U-shaped plate 1, support legs 2, a hollow block 3, a movable rod 4, a press block 5, a sleeve 6, a lighting lamp 7, a testing head 8, a screw block 9, a screw rod 10, a coating strip 11, a through hole 12, a movable plate 13, a guide rail 14, a slider 15, a bearing 16, a rotating block 17, an anti-slip ring 18 and a spring 19, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the pressure sensing paper and pressure testing device can be known by technical manuals or conventional test methods, when the pressure sensing paper and pressure testing device is used, the pressure sensing paper to be tested is flatly arranged above the movable plate 13 of the hollow block 3 by installing the movable plate 13 and the screw rod 10, the screw rod 10 can rotate in the bearing 16 and the screw block 9 and drive the movable plate 13 to move upwards, the pressure sensing paper is enabled to be tightly attached to the inner wall of the top of the hollow block 3 and used for clamping, positioning and pressure sensing paper, the pressure sensing paper clamping device is applicable to clamping of pressure sensing paper with various sizes, the application range is wide, slippage during extrusion positioning of the pressure sensing paper can be avoided, the testing accuracy is improved, the testing head 8 and the spring 19 are installed, the movable rod 4 can be pressed downwards, the pressure sensing paper part at the position where the testing head 8 of the movable rod 4 extrudes the through hole 12 is enabled, the position of the lower portion of the sleeve 6 extends out according to the coating strip 11 on the testing head 8, the pressure sensing paper stress variation color is known, and the actual variation color of the pressure sensing paper is compared with the pressure sensing paper, the structure is simple, the manufacturing cost is low, after extrusion is finished, the spring 19 pushes the pressing block 5 to automatically move upwards to.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a pressure sensing paper and pressure test equipment which characterized in that: comprises a U-shaped plate (1);
the U-shaped plate is characterized in that a sleeve (6) is fixedly arranged in the middle of the top wall of the U-shaped plate (1), a movable rod (4) is inserted into the middle of the inner wall of the sleeve (6), a spring (19) is wound above the movable rod (4) close to the sleeve (6), a pressing block (5) is fixedly arranged at the top end of the movable rod (4), a testing head (8) is fixedly arranged at the bottom end of the movable rod (4), coating strips (11) are coated on the surface of the bottom of the testing head (8), the coating strips (11) are three groups, the colors of the coating strips (11) are respectively red, brown and blue-green, and the color of the coating strips (11) is matched with the color change of the;
u template (1) diapire internal fixation is provided with well hollow block (3), well hollow block (3) roof middle part has been seted up through hole (12) and has been located test head (8) under, fly leaf (13) have been put to the bottom in well hollow block (3), screw rod (10) have been put to fly leaf (13) bottom, screw rod (10) rotate with fly leaf (13) through bearing (16) and are connected, the outside that well hollow block (3) lower surface middle part is close to screw rod (10) is provided with spiral shell piece (9), screw rod (10) connect soon with spiral shell piece (9) through the screw thread, two inboard fixed guide rail (14) that are provided with of wall about well hollow block (3), guide rail (14) built-in have slider (15) and slider (15) inboard and fly leaf (13) fixed connection.
2. The pressure sensing paper and force testing apparatus of claim 1, wherein: and a lighting lamp (7) is arranged on the rear side of the U-shaped plate (1) close to the test head (8).
3. The pressure sensing paper and force testing apparatus of claim 1, wherein: the bottom end of the screw rod (10) is fixedly provided with a rotating block (17), and an anti-skid ring (18) is adhered to the outer side of the rotating block (17).
4. The pressure sensing paper and force testing apparatus of claim 1, wherein: the movable rod (4) is a hexagonal prism, and the outline of the hexagonal prism is matched with that of a through hole in the sleeve (6).
5. The pressure sensing paper and force testing apparatus of claim 1, wherein: four edges of the lower surface of the U-shaped plate (1) are provided with support legs (2) and the support legs (2) are positioned below the screw (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942832.XU CN210774454U (en) | 2019-11-12 | 2019-11-12 | Pressure sensing paper and pressure test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942832.XU CN210774454U (en) | 2019-11-12 | 2019-11-12 | Pressure sensing paper and pressure test equipment |
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| Publication Number | Publication Date |
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| CN210774454U true CN210774454U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921942832.XU Active CN210774454U (en) | 2019-11-12 | 2019-11-12 | Pressure sensing paper and pressure test equipment |
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| CN (1) | CN210774454U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903184A (en) * | 2020-12-28 | 2021-06-04 | 常州福普生电子科技有限公司 | Pressure sensing paper precision testing device and measuring method thereof |
| CN115655551A (en) * | 2022-11-03 | 2023-01-31 | 中国人民解放军国防科技大学 | Shock wave impulse passive measuring device and method based on pressure sensing paper color changing pressure measurement |
-
2019
- 2019-11-12 CN CN201921942832.XU patent/CN210774454U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903184A (en) * | 2020-12-28 | 2021-06-04 | 常州福普生电子科技有限公司 | Pressure sensing paper precision testing device and measuring method thereof |
| CN112903184B (en) * | 2020-12-28 | 2022-06-24 | 常州福普生电子科技有限公司 | Pressure sensing paper precision testing device and measuring method thereof |
| CN115655551A (en) * | 2022-11-03 | 2023-01-31 | 中国人民解放军国防科技大学 | Shock wave impulse passive measuring device and method based on pressure sensing paper color changing pressure measurement |
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