CN215415037U

CN215415037U - Refraction meter is with sunshine apron of taking LED lamp

Info

Publication number: CN215415037U
Application number: CN202121308611.4U
Authority: CN
Inventors: 雷昌荣; 丁霖钦
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-04
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to a sunlight cover plate with an LED lamp for a refractometer, which comprises the refractometer, wherein the refractometer comprises an ocular lens, a lens cone, a handle and a prism, a lens barrel is arranged on the left side of the eyepiece, a handle is sleeved on the lens barrel, a prism is arranged on the left side of the lens barrel, the eyepiece also comprises a connecting plate, the connecting plate is provided with an LED switch assembly, the left side of the connecting plate is provided with an LED lamp, the left side of the connecting plate is hinged with a cover plate matched with the LED lamp, the cover plate is positioned on the left side of the LED lamp, the right side of the connecting plate is hinged with a fixed ring, the right side of the fixed ring is provided with a connecting piece, the fixing ring is fixed on the lens barrel through the connecting piece, the fixing ring is located on the left side of the handle, and the problem that the refractometer cannot be used when a light source is lacked and the LED lamp is used for irradiating and a trigger button needs to be pressed for a long time is solved.

Description

Refraction meter is with sunshine apron of taking LED lamp

Technical Field

The utility model relates to the field of optical instruments, in particular to a sunlight cover plate with an LED lamp for a refractometer.

Background

The traditional refractometer needs to use an external light source for observation, and cannot be normally used in the absence of a natural light source and external equipment.

Among the prior art, the refractometer is when normal use, need use with the help of natural light source or under light, so the refractometer is when using now, can be provided with a light source apron on the prism of refractometer, directly set up the LED lamp on the apron, realize the normal use of refractometer, just can not use the LED lamp on the apron under the sufficient circumstances of natural light source and indoor light, it is higher to the environmental requirement of test like this, but if use the LED lamp on the apron to realize the normal use of refractometer, this method needs the manual work to press the trigger button for a long time or press the trigger button many times in the short time, consume the manpower, influence observation effect.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a sunlight cover plate with LED lamp for a refractometer, which can realize irradiation of the refractometer.

The utility model provides the following technical scheme: the utility model provides a refractometer is with sunshine apron of taking LED lamp, includes the refractometer, the refractometer includes eyepiece, lens cone, handle, prism, the left side of eyepiece is provided with the lens cone, the cover is equipped with the handle on the lens cone, the left side of lens cone is provided with prism, its characterized in that: still include the connecting plate, be provided with LED switch module on the connecting plate, the left side of connecting plate is provided with the LED lamp, the articulated left side of connecting plate be provided with LED lamp matched with apron, the apron is located the left side of LED lamp, the articulated solid fixed ring that is provided with in right side of connecting plate, gu fixed ring's right side is provided with the connecting piece, gu fixed ring passes through the connecting piece is fixed on the lens cone, gu fixed ring is located the left side of handle.

Further, the LED switch component comprises an LED battery switch barrel with an open rear end, a battery, a switch button, an upper cover and a protruding strip, the LED battery switch barrel is arranged on the connecting plate, the battery is arranged at the rear end of the LED battery switch barrel, the rear end of the LED battery switch barrel is provided with the battery, the rear end of the LED battery switch barrel is provided with the upper cover for protecting the battery, the upper cover is located above the battery, the protruding strip is arranged on the upper cover and is convenient to open the upper cover, and the switch button for opening and closing the LED lamp is arranged on the front surface of the LED battery switch barrel.

Further, the battery drive the circuit of LED lamp includes resistance R1, emitting diode D1, diode D2, switch S1, power VCC, the positive pole of power VCC with switch S1 'S one end is connected, switch S1' S the other end with diode D2 'S negative pole is connected, diode D2' S positive pole with emitting diode D1 'S negative pole is connected, emitting diode D1' S positive pole with resistance R1 'S one end is connected, resistance R1' S the other end with the negative pole of power VCC is connected.

Further, the anodal of battery with the anodal electric connection of power VCC, the negative pole of battery with the negative pole electric connection of power VCC, shift knob ' S one end with the one end electric connection of switch S1, shift knob ' S the other end with switch S1 ' S the other end electric connection, the anodal of LED lamp with emitting diode D1 ' S anodal electric connection, the negative pole of LED lamp with emitting diode D1 ' S negative pole electric connection.

Furthermore, the lower surface of the cover plate is provided with an anti-slip strip for preventing the cover plate from sliding.

Further, the connecting piece includes first connecting block, second connecting block and first bolt, first opening has been seted up to solid fixed ring last right-hand member, first connecting block all sets up with the second connecting block gu fixed ring's periphery side surface right-hand member, just first connecting block and second connecting block set up respectively in both ends around the first opening, first connecting block with the second connecting block warp first bolt can realize first open-ended opens and shuts.

Further, the connecting piece includes third connecting block, fourth connecting block and second bolt, the second opening has been seted up to solid fixed ring last right-hand member, third connecting block and fourth connecting block all set up solid fixed ring's periphery side surface right-hand member, just third connecting block and fourth connecting block set up respectively in both ends around the second opening, be provided with a connection convex part on the third connecting block, be provided with on the fourth connecting block with connect convex part matched with spread groove, connect the convex part warp the second bolt fastening is in the spread groove.

Furthermore, the cover plate is made of transparent materials.

The utility model has the beneficial effects that: the normal use of the refractometer is realized through the matching of the LED lamp and the cover plate, and the connecting plate is added in the device and can be used for connecting the fixing ring and the cover plate, so that the fixing ring and the cover plate can move flexibly; the LED switch assembly is added into the device, so that the constant lighting of the LED lamp can be realized through the LED switch assembly, and a trigger button does not need to be pressed all the time or pressed frequently; the fixing ring is added in the device, so that the cover plate can be fixed on the refractometer; the cover plate is added in the device and made of transparent materials, so that the LED lamp can obtain enough light source when irradiating on the cover plate; the button battery is added into the device, so that the battery can be replaced, and the service life of the device is prolonged; the structure is simple, and the operation is convenient; the problem of when lacking the light source refractometer can't use and use LED lamp to shine and need press the trigger button for a long time is solved.

Drawings

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

FIG. 2 is a left side view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a schematic view of the present invention without the upper cover;

FIG. 5 is a schematic structural view of a first embodiment of a connector;

FIG. 6 is a schematic structural view of a second embodiment of the connector;

FIG. 7 is a front view of the cover plate of the present invention when lifted;

fig. 8 is a schematic circuit diagram of a battery-driven LED lamp.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a refractometer is with sunshine apron of taking LED lamp, includes refractometer 1, refractometer 1 includes eyepiece 101, lens cone 102, handle 103, prism 104, eyepiece 101's left side is provided with lens cone 102, the cover is equipped with handle 103 on the lens cone 102, lens cone 102's left side is provided with prism 104, still includes connecting plate 2, be provided with LED switch module 3 on connecting plate 2, connecting plate 2's left side is provided with LED lamp 4, connecting plate 2's left side articulated be provided with LED lamp 4 matched with apron 5, apron 5 is located the left side of LED lamp 4, the articulated solid fixed ring 6 that is provided with in connecting plate 2's right side, the right side of solid fixed ring 6 is provided with connecting piece 7, gu fixed ring 6 passes through connecting piece 7 is fixed on the lens cone 102, gu fixed ring 6 is located the left side of handle 103. Refractometer 1 is used for measuring the concentration of liquid, connecting plate 2 is used for connecting apron 5 and solid fixed ring 6, still be used for placing LED lamp 4 and LED switch module 3, LED switch module 3 is used for driving the switch of LED lamp 4, LED lamp 4 is used for providing the light source for apron 5, apron 5 is used for covering the liquid that needs the measurement, make the liquid that needs the measurement can not flow at will, be convenient for the observation of refractometer 1, gu fixed ring 6 is used for making apron 5 fix on refractometer 1 with LED lamp 4, be convenient for measure the operation, use connecting piece 7 can make things convenient for solid fixed ring 6's installation and dismantlement, it can cooperate with prism 104 for apron 5 to fix solid fixed ring 6 at the left end of lens cone 102, thereby carry out the measurement of liquid concentration.

Referring to fig. 1 to 4, in an embodiment of the present invention, the LED switch assembly 3 includes an LED battery switch barrel 301 with an open rear end, a battery 302, a switch button 303, an upper cover 304, and a protruding strip 305, the LED battery switch barrel 301 is disposed on the connection board 2, the battery 302 is disposed at the rear end in the LED battery switch barrel 301, the upper cover 304 for protecting the battery 302 is disposed at the rear end of the LED battery switch barrel 301, the upper cover 304 is located above the battery 302, the protruding strip 305 for opening the upper cover 304 is disposed on the upper cover 304, and the switch button 303 for opening and closing the LED lamp 4 is disposed on the front surface of the LED battery switch barrel 301. The rear end of the LED battery switch barrel 301 is opened for placing a battery 302, the battery 302 is used for supplying power to the LED lamp 4, the upper cover 304 is used for protecting the battery 302 placed in the LED battery switch barrel 301, and the switch button 303 is used for switching on and off the LED lamp 4.

Referring to fig. 8, in an embodiment of the utility model, the circuit for driving the LED lamp 4 by the battery 302 includes a resistor R1, a light emitting diode D1, a diode D2, a switch S1, and a power VCC, an anode of the power VCC is connected to one end of the switch S1, another end of the switch S1 is connected to a cathode of the diode D2, an anode of the diode D2 is connected to a cathode of the light emitting diode D1, an anode of the light emitting diode D1 is connected to one end of the resistor R1, and another end of the resistor R1 is connected to a cathode of the power VCC. So that the power source VCC supplies power to the light emitting diode D1, and the switch S1 is responsible for the closing and the turning off of the circuit.

Referring to fig. 8, in an embodiment of the utility model, an anode of the battery 302 is electrically connected to an anode of the power VCC, a cathode of the battery 302 is electrically connected to a cathode of the power VCC, one end of the switch button 303 is electrically connected to one end of the switch S1, the other end of the switch button 303 is electrically connected to the other end of the switch S1, an anode of the LED lamp 4 is electrically connected to an anode of the LED D1, and a cathode of the LED lamp 4 is electrically connected to a cathode of the LED D1. The battery 302, the switch button 303 and the LED lamp 4 are correctly connected according to the circuit, so that the circuit can normally operate.

Referring to fig. 7, in an embodiment of the present invention, the lower surface of the cover plate 5 is provided with a non-slip strip 8 for preventing the cover plate 5 from sliding. The anti-slip strip 8 is used for preventing the cover plate 5 from slipping after being covered with liquid to be measured.

Referring to fig. 5, the present invention provides a first embodiment of a connector: connecting piece 7 includes first connecting block 701, second connecting block 702 and first bolt 703, first opening 9 has been seted up to solid fixed ring 6 upper right-hand member, first connecting block 701 all sets up with second connecting block 702 gu fixed ring 6's periphery side surface right-hand member, just first connecting block 701 and second connecting block 702 set up respectively in both ends around first opening 9, first connecting block 701 with second connecting block 702 warp first bolt 703 can realize opening and shutting of first opening 9. The first connecting block 701 and the second connecting block 702 are matched to lock the first opening 9 through the first bolt 703, and the first opening 9 facilitates the installation of the fixing ring 6 on the lens barrel 102 and also facilitates the detachment of the fixing ring 6 from the lens barrel 102.

Referring to fig. 6, the present invention provides a second embodiment of a connector: the connecting member 7 includes a third connecting block 704, a fourth connecting block 705 and a second bolt 706, the fixing ring 6 is provided with a second opening 10 at the upper right end, the third connecting block 704 and the fourth connecting block 705 are both disposed at the right end of the outer peripheral side surface of the fixing ring 6, the third connecting block 704 and the fourth connecting block 705 are respectively disposed at the front end and the rear end of the second opening 10, the third connecting block 704 is provided with a connecting protrusion (not shown), the fourth connecting block 705 is provided with a connecting groove (not shown) matched with the connecting protrusion (not shown), and the connecting protrusion (not shown) is fixed in the connecting groove (not shown) through the second bolt 706. The convex portion of the third connecting block 704 is engaged with a connecting groove (not shown) of the fourth connecting block 705, so that the second opening 10 is closed, and the second bolt 706 connects and fixes the third connecting block 704 and the fourth connecting block 705 for fixing the fixing ring 6 to the lens barrel 102.

Referring to fig. 1 to 2, in an embodiment of the present invention, the cover plate 5 is made of a transparent material. For better illumination of the liquid to be measured by the illumination of the LED lamp 4 or natural illumination.

The utility model has the following working principle: will through the manual work gu fixed ring 6 is fixed on refractometer 1, open apron 5 drips into and needs measured liquid one to two and drips, covers apron 5 compresses tightly apron 5 makes apron 5 with prism 104 hugs closely, need not to open when light is sufficient LED lamp 4 can directly pass through refractometer 1 is surveyd the liquid that needs to measure, when light is insufficient, presses shift knob 303, opens LED lamp 4, will apron 5 is aimed at light, follows with eyes eyepiece 101 is surveyd.

The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and all equivalent variations and modifications made in the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a refractometer is with sunshine apron of taking LED lamp, includes the refractometer, the refractometer includes eyepiece, lens cone, handle, prism, the left side of eyepiece is provided with the lens cone, the cover is equipped with the handle on the lens cone, the left side of lens cone is provided with prism, its characterized in that: still include the connecting plate, be provided with LED switch module on the connecting plate, the left side of connecting plate is provided with the LED lamp, the articulated left side of connecting plate be provided with LED lamp matched with apron, the apron is located the left side of LED lamp, the articulated solid fixed ring that is provided with in right side of connecting plate, gu fixed ring's right side is provided with the connecting piece, gu fixed ring passes through the connecting piece is fixed on the lens cone, gu fixed ring is located the left side of handle.

2. The solar cover plate with the LED lamp for the refractometer according to claim 1, wherein: the LED switch assembly comprises an LED battery switch barrel with an open rear end, a battery, a switch button, an upper cover and a protruding strip, the LED battery switch barrel is arranged on the connecting plate, the battery is arranged at the rear end of the LED battery switch barrel, the rear end of the LED battery switch barrel is provided with the battery, the rear end of the LED battery switch barrel is provided with the upper cover for protecting the battery, the upper cover is located above the battery, the protruding strip which is convenient for opening the upper cover is arranged on the upper cover, and the front surface of the LED battery switch barrel is provided with the switch button for opening and closing the LED lamp.

3. The solar cover plate with the LED lamp for the refractometer according to claim 2, wherein: the battery drive the circuit of LED lamp includes resistance R1, emitting diode D1, diode D2, switch S1, power VCC, the positive pole of power VCC with switch S1 'S one end is connected, switch S1' S the other end with diode D2 'S negative pole is connected, diode D2' S positive pole with emitting diode D1 'S negative pole is connected, emitting diode D1' S positive pole with resistance R1 'S one end is connected, resistance R1' S the other end with the negative pole of power VCC is connected.

4. The solar cover plate with LED lamp for refractometer according to claim 3, wherein: the anodal of battery with the anodal electric connection of power VCC, the negative pole of battery with the negative pole electric connection of power VCC, shift knob 'S one end with the one end electric connection of switch S1, shift knob' S the other end with the other end electric connection of switch S1, the positive pole of LED lamp with emitting diode D1 'S anodal electric connection, the negative pole of LED lamp with emitting diode D1' S negative pole electric connection.

5. The solar cover plate with the LED lamp for the refractometer according to claim 1, wherein: the lower surface of the cover plate is provided with an anti-slip strip for preventing the cover plate from sliding.

6. The solar cover plate with the LED lamp for the refractometer according to claim 1, wherein: the connecting piece includes first connecting block, second connecting block and first bolt, gu fixed ring goes up the right-hand member and has seted up first opening, first connecting block all sets up with the second connecting block gu fixed ring's periphery side surface right-hand member, just first connecting block and second connecting block set up respectively in both ends around the first opening, first connecting block with the second connecting block warp first bolt can realize first open-ended opens and shuts.

7. The solar cover plate with the LED lamp for the refractometer according to claim 1, wherein: the connecting piece includes third connecting block, fourth connecting block and second bolt, the second opening has been seted up to solid fixed ring upper right-hand member, third connecting block and fourth connecting block all set up solid fixed ring's periphery side surface right-hand member, just third connecting block and fourth connecting block set up respectively in both ends around the second opening, be provided with one on the third connecting block and connect the convex part, be provided with on the fourth connecting block with connect convex part matched with spread groove, connect the convex part through the second bolt fastening in the spread groove.

8. The solar cover plate with the LED lamp for the refractometer according to claim 1, wherein: the cover plate is made of transparent materials.