CN215262201U

CN215262201U - Pressure gauge convenient for reading

Info

Publication number: CN215262201U
Application number: CN202121605976.3U
Authority: CN
Inventors: 刘江茜; 刘庭全; 刘鑫
Original assignee: Tianjin Teda Fire Technology Co ltd
Current assignee: Tianjin Teda Fire Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-21
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a manometer convenient to reading relates to manometer technical field, including the watchcase, the watchcase internal rotation is provided with the pointer, be provided with drive pointer pivoted pressure sensing mechanism in the watchcase, be provided with the end cover on in the watchcase, be provided with transparent panel in the end cover, transparent panel pastes towards one side in the watchcase and has the coiled paper, the watchcase internal fixation is provided with annular lamp stand, the lamp stand is located one side that the coiled paper was kept away from to the pointer, be fixed with a plurality of lamp pearls on the lamp stand, the fixed battery case that is provided with in one side that the end cover was kept away from to the watchcase, electric connection has control switch between battery case and the lamp pearl. The utility model provides a manometer convenient to reading convenient to use, reading is convenient and accurate.

Description

Pressure gauge convenient for reading

Technical Field

The utility model relates to a manometer technical field especially relates to a manometer convenient to reading.

Background

The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very commonly applied and almost extends to all the fields of industrial processes and scientific researches.

When the manometer is used, due to the observation angle of an observer, the reading can deviate, or the manometer is installed in a narrow and dark space, and the observer cannot easily read or cannot read the reading.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a manometer convenient to reading utilizes the lamp pearl to provide backlight as the light source to dial paper to on casting the shadow of pointer to dial paper, make the shadow of pointer and dial paper on the coplanar, the observation personnel even if observation angle also can obtain more accurate reading more partially, and also can facilitate the use in the dark place of light.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a manometer convenient to reading, includes the watchcase, the watchcase internal rotation is provided with the pointer, be provided with drive pointer pivoted pressure sensing mechanism in the watchcase, be provided with the end cover on the watchcase, be provided with transparent panel in the end cover, transparent panel pastes towards one side in the watchcase and has the dial paper, the watchcase internal fixation is provided with annular lamp stand, the lamp stand is located the pointer and keeps away from one side of dial paper, be fixed with a plurality of lamp pearls on the lamp stand, the watchcase is kept away from one side of end cover and is fixed and be provided with the battery case, electric connection has control switch between battery case and the lamp pearl.

Through adopting above-mentioned technical scheme, need install the battery in the battery box during the use, observe personnel and need open control switch when reading this manometer, make the lamp pearl luminous to provide backlight to dial paper, the shadow of pointer also can be projected on dial paper this moment. The shadow of pointer and the scale on the dial plate paper are in the same plane, so that the observer can read more accurately when observing angle is more inclined, and under the condition of darker light, the observer can also read the reading of the pressure gauge quickly due to backlight.

The utility model discloses further set up to: and a scattering plate is also fixedly arranged in the watch case and is positioned between the pointer and the lamp holder.

Through adopting above-mentioned technical scheme, the scattering board can carry out the scattering to the light that the lamp pearl sent to guarantee that the light of projecting on the dial paper is even soft more, reduces the projection error, comfort level when also can improving the observation personnel reading simultaneously.

The utility model discloses further set up to: the end cover comprises a connecting portion and a rotating portion, the rotating portion is matched with the connecting portion in a rotating mode, the dial paper is of a fan-shaped structure, and auxiliary scales are marked on the scattering plate.

Through adopting above-mentioned technical scheme, when the battery in the battery box exhausts the electric quantity and can't in time change the battery, the observation personnel can rotatory rotation portion to with dial plate paper downside breach department rotate the position of pointer, and carry out the reading through supplementary scale, have higher reliability under emergency.

The utility model discloses further set up to: the rotating part protrudes out of the connecting part and is formed with an anti-skid groove.

Through adopting above-mentioned technical scheme, during rotatory rotation portion, antiskid groove can avoid skidding, improves the convenience of using.

The utility model discloses further set up to: the last shaping of rotation portion has a spacing groove, sliding on the connecting portion is provided with the stopper, the stopper inlays with the spacing groove and establishes the cooperation.

Through adopting above-mentioned technical scheme, spacing groove and stopper can play the positioning action to rotating part and connecting portion, and rotating part can remain stable relative connecting portion when normal use.

The utility model discloses further set up to: the watch comprises a watch shell and an end cover, wherein a raised line is formed on the watch shell, a clamping groove clamped with the raised line is formed on the end cover, a positioning groove is formed in the watch shell, and a positioning block which is matched with the positioning groove in an embedded mode is fixedly arranged on the end cover.

Through adopting above-mentioned technical scheme, the cooperation that utilizes draw-in groove and sand grip can make end cover and watchcase be connected firmly to utilize the locating piece to establish the stability of cooperation assurance end cover and watchcase relative position with inlaying of constant head tank.

The utility model discloses further set up to: and a reflecting plate is fixedly arranged on one side of the lamp holder close to the end cover.

Through adopting above-mentioned technical scheme, the reflecting plate can reflect and collect the light that the lamp pearl sent, effectively improves the luminance of lamp pearl, reduces the loss of light.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the utility model uses the lamp bead as the light source, vertically projects the shadow of the pointer on the dial paper, so that the shadow of the pointer and the scale on the dial paper are in the same plane, thereby ensuring the accuracy of observation by the observer, and the observer can read under the environment with dark light due to the backlight;

(2) the utility model provides a rotation portion can drive transparent panel and dial plate paper and rotate to make the part of breach rotate pointer department on the dial plate paper, operating personnel can utilize supplementary scale and pointer to carry out the reading under the condition that the battery exhausts and can not in time change, and convenient to use reliability is high.

Drawings

Fig. 1 is an axial view of the overall structure of an embodiment of the present invention;

fig. 2 is a cross-sectional view along a centerline of an embodiment of the present invention;

fig. 3 is a schematic structural view of an embodiment of the present invention with a transparent panel removed, which mainly shows the structure of a scattering plate;

fig. 4 is a schematic structural diagram of the end cap, the transparent panel and the dial paper according to an embodiment of the present invention.

Reference numerals: 1. a watch case; 2. a pointer; 3. a pressure sensing mechanism; 4. a lamp socket; 5. a lamp bead; 6. a battery case; 7. a control switch; 8. a reflective plate; 9. a diffuser plate; 10. auxiliary scales; 11. an end cap; 111. a connecting portion; 112. a rotating part; 12. a card slot; 13. a convex strip; 14. positioning a groove; 15. positioning blocks; 16. an anti-slip groove; 17. a limiting groove; 18. a limiting block; 19. a transparent panel; 20. and (4) winding paper.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.

Referring to the attached drawings 1 and 2, the pressure gauge convenient for reading comprises a gauge shell 1, a pointer 2 is rotatably arranged in the gauge shell 1, and a pressure sensing mechanism 3 for driving the pointer 2 to rotate is arranged in the gauge shell 1. Watchcase 1 internal fixation is provided with annular lamp stand 4, and lamp stand 4 is located 2 one sides towards watchcase 1 bottom of pointer, is fixed with a plurality of lamp pearls 5 on the lamp stand 4, and this lamp pearl 5 is a LED lamp, and lamp pearl 5 along 4 circumference equipartitions of lamp stand. One side that end cover 11 was kept away from to watchcase 1 is fixed to be provided with battery case 6, and electric connection has control switch 7 between battery case 6 and the lamp pearl 5. One side of the lamp holder 4 close to the pointer 2 is fixedly provided with a reflecting plate 8, and the reflecting plate 8 is of a groove-shaped structure. A scattering plate 9 is also fixedly arranged in the watch case 1, the scattering plate 9 is positioned between the pointer 2 and the lamp holder 4, and the scattering plate 9 is marked with an auxiliary scale 10 in combination with the attached figure 3.

A cover 11 is provided in the case 1, the cover 11 includes a connecting portion 111 and a rotating portion 112, and the rotating portion 112 is rotatably fitted to the connecting portion 111. Wherein connecting portion 111 position ring structure, and the shaping has annular draw-in groove 12 on connecting portion 111, and the shaping has annular sand grip 13 on watchcase 1, sand grip 13 and draw-in groove 12 joint cooperation. A positioning groove 14 is formed on the watch case 1, and a positioning block 15 which is embedded and matched with the positioning groove 14 is fixedly arranged on the connecting part 111. The fitting of the positioning block 15 and the positioning groove 14 ensures that the connecting portion 111 can have a certain relative angle with the watch case 1 when mounted on the watch case 1.

The rotating part 112 is also of an annular structure, one side of the rotating part 112, which is far away from the watch case 1, protrudes outwards and is formed with a plurality of anti-slip grooves 16, a limiting groove 17 is formed on the rotating part 112, a limiting block 18 is arranged on the connecting part 111 in a sliding manner, and the limiting block 18 is embedded and matched with the limiting groove 17. A transparent panel 19 is fixedly arranged in the rotating part 112, and with reference to fig. 4, a dial paper 20 is adhered to one side of the transparent panel 19 facing the inside of the watch case 1, and the dial paper 20 is in a fan-shaped structure.

The working principle of the embodiment is as follows: need install the battery in battery case 6 when using, when the observation personnel need read the reading, open control switch 7, give off light after 5 circular telegrams of lamp pearl, light evenly shines on dial paper 20 through scattering effect back of diffuser plate 9, provide backlight for dial paper 20, pointer 2's shadow also can be projected on dial paper 20 simultaneously, pointer 2's shadow and the scale on dial paper 20 are located the coplanar, even if during the observation personnel reading with this manometer angle also can not influence normal reading, it is convenient to use. And this manometer also can carry out swift reading under the darker condition of light, and it is convenient to use.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a manometer convenient to reading, includes watchcase (1), watchcase (1) internal rotation is provided with pointer (2), be provided with drive pointer (2) pivoted pressure sensing mechanism (3) in watchcase (1), its characterized in that: be provided with end cover (11) on in watchcase (1), be provided with transparent panel (19) in end cover (11), transparent panel (19) are pasted towards one side in watchcase (1) and are had dial paper (20), watchcase (1) internal fixation is provided with annular lamp stand (4), lamp stand (4) are located pointer (2) and keep away from one side of dial paper (20), be fixed with a plurality of lamp pearls (5) on lamp stand (4), one side that end cover (11) were kept away from in watchcase (1) is fixed and is provided with battery case (6), electric connection has control switch (7) between battery case (6) and lamp pearl (5).

2. A pressure gauge for facilitating reading thereof, according to claim 1, wherein: a scattering plate (9) is fixedly arranged in the meter shell (1), and the scattering plate (9) is positioned between the pointer (2) and the lamp holder (4).

3. A pressure gauge for facilitating reading according to claim 2, wherein: end cover (11) are including connecting portion (111) and rotation portion (112), rotation portion (112) and connecting portion (111) normal running fit, dial paper (20) are fan-shaped structure, supplementary scale (10) have been marked on scatter plate (9).

4. A pressure gauge for facilitating readings according to claim 3, wherein: the rotating part (112) protrudes out of the connecting part (111) and is formed with an anti-slip groove (16).

5. A pressure gauge for facilitating readings according to claim 3, wherein: the last shaping of rotation portion (112) has spacing groove (17), connecting portion (111) slide and are provided with stopper (18), stopper (18) and spacing groove (17) are inlayed and are established the cooperation.

6. A pressure gauge for facilitating readings according to claim 5, wherein: the watch case is characterized in that a convex strip (13) is formed on the watch case (1), a clamping groove (12) clamped with the convex strip (13) is formed on the end cover (11), a positioning groove (14) is formed in the watch case (1), and a positioning block (15) which is embedded and matched with the positioning groove (14) is fixedly arranged on the end cover (11).

7. A pressure gauge for facilitating reading thereof, according to claim 1, wherein: and a reflecting plate (8) is fixedly arranged on one side of the lamp holder (4) close to the end cover (11).