CN218156132U - Foldable leveling rod with illumination function - Google Patents
Foldable leveling rod with illumination function Download PDFInfo
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- CN218156132U CN218156132U CN202222774204.3U CN202222774204U CN218156132U CN 218156132 U CN218156132 U CN 218156132U CN 202222774204 U CN202222774204 U CN 202222774204U CN 218156132 U CN218156132 U CN 218156132U
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Abstract
The utility model particularly relates to a folding levelling rod from area illumination has solved the problem that current measuring tool is difficult to satisfy elevation measurement accuracy at night. A foldable leveling rod with illumination comprises an upper rod body and a lower rod body, wherein the upper rod body and the lower rod body respectively comprise a U-shaped rod body, and a transparent scale plate is fixed between a left longitudinal plate and a right longitudinal plate of the U-shaped rod body; an LED lamp is fixed in the middle of the front surface of the transverse plate of the U-shaped ruler body; a battery box and a switch button are fixedly penetrated on the left longitudinal plate of the U-shaped ruler body, and a battery is arranged in the inner cavity of the battery box; the leveling bubble is embedded on the left vertical plate of the U-shaped ruler body of the lower ruler body. The utility model discloses a from the function of taking the illumination, can be at the remote clear scale that reads at night through the level instrument, and then guaranteed the precision of elevation measurement at night, can fold, the texture is light, conveniently accomodates and carries, has that illumination is even soft, structural strength is high, the practicality is strong advantage, can be used to the measurement that worker Cheng Biao is high in night or the not enough environment of light.
Description
Technical Field
The utility model relates to a levelling rod for building engineering specifically is a folding levelling rod from area illumination.
Background
In the construction of building engineering, the construction period is the key of all engineering construction control, and the construction at night is an effective measure for the schedule. During construction at night, the biggest adverse condition is that the illumination is not enough, and when construction elevation leveling was under construction night, the illumination was limited, and ordinary metal box staff chi face is dim, even the cooperation is artificially lighted, also is difficult to see clearly the scale, is difficult to the accurate digit of reading.
Therefore, a need exists for a foldable leveling rod with illumination, which can be used for remote leveling in a dark environment and reduce the influence of environmental factors on measurement accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that current measuring tool is difficult to satisfy elevation measurement accuracy at night, provide a folding levelling rod from area illumination.
The utility model discloses an adopt following technical scheme to realize:
a foldable leveling rod with illumination comprises an upper rod body and a lower rod body, wherein the front surface, the rear surface, the left surface and the right surface of the upper rod body are correspondingly flush with the front surface, the rear surface, the left surface and the right surface of the lower rod body, and the lower end surface of the upper rod body is in contact fit with the upper end surface of the lower rod body; the upper ruler body is rotationally connected with the lower ruler body through a rotational connecting mechanism on the right side; the upper ruler body and the lower ruler body respectively comprise U-shaped ruler bodies with forward openings, a transversely vertical transparent scale plate with scales on the front surface is fixed between the left vertical plate and the right vertical plate of each U-shaped ruler body, the front surface of the transparent scale plate is flush with the front surface of the U-shaped ruler body, and a distance is reserved between the rear surface of the transparent scale plate and the front surface of the transverse plate of each U-shaped ruler body; a strip-shaped LED lamp is fixed in the middle of the front surface of the transverse plate of each U-shaped ruler body, and the vertical length of the LED lamp and the vertical length of the transparent scale plate are consistent with the vertical length of the U-shaped ruler body;
a battery box and a switch button are fixedly penetrated on the left longitudinal plate of each U-shaped ruler body, a battery is arranged in the inner cavity of each battery box, and the two batteries are respectively electrically connected with the two LED lamps; the two switch buttons are respectively connected in series in the power supply loops of the two LED lamps; the leveling bubble is embedded on the left vertical plate of the U-shaped ruler body of the lower ruler body.
Furthermore, the rotary connecting mechanism comprises an upper mounting block, a lower mounting block and five round connecting plates which are distributed in parallel front and back, and the upper mounting block is fixed at the bottom of the left surface of the right longitudinal plate of the U-shaped blade positioned on the upper side; the lower mounting block is fixed on the top of the left surface of the right longitudinal plate of the U-shaped ruler body positioned on the lower side; the upper mounting block and the right longitudinal plate of the U-shaped ruler body are jointly provided with five upper fan-shaped grooves which are distributed front and back and have arc openings facing to the right lower part, and the lower mounting block and the right longitudinal plate of the U-shaped ruler body are jointly provided with five lower fan-shaped grooves which are distributed front and back and have arc openings facing to the right upper part; the number of the circular connecting plates is two, and the first group of the circular connecting plates comprises two circular connecting plates, wherein the upper left part of each circular connecting plate is fixedly embedded in the upper fan-shaped groove, and the lower left part of each circular connecting plate is movably embedded in the lower fan-shaped groove; the second group of circular connecting plates comprise three circular connecting plates, the upper left part of each circular connecting plate is movably embedded in the upper fan-shaped groove, the lower left part of each circular connecting plate is fixedly embedded in the lower fan-shaped groove, and the first group of circular connecting plates and the second group of circular connecting plates are arranged in a staggered mode; and the middle parts of the five circular connecting plates are penetrated with a pin shaft which is arranged longitudinally.
Furthermore, the left surfaces of the left longitudinal plates of the two U-shaped blade bodies are provided with vertical brake friction plates together, the upper parts of the brake friction plates are fixedly connected with the U-shaped blade body positioned at the upper side through an upper butterfly bolt, and the lower parts of the brake friction plates are fixedly connected with the U-shaped blade body positioned at the lower side through a lower butterfly bolt; the upper part of the brake friction plate is provided with an arc-shaped hole communicated with the front end face of the brake friction plate in a penetrating way, and the upper butterfly bolt penetrates through the arc-shaped hole.
Furthermore, the surface of a battery box positioned in the U-shaped ruler body, the surface of an upper mounting block positioned in the U-shaped ruler body and the surface of a lower mounting block positioned in the U-shaped ruler body are fixedly attached with reflective films.
Furthermore, a light-transmitting plate fixed between the left longitudinal plate and the right longitudinal plate of the U-shaped ruler body is arranged at the rear side of the transparent scale plate.
Furthermore, the lower end surface of the upper ruler body and the upper end surface of the lower ruler body are respectively provided with a sealing cover which covers the U-shaped ruler body.
Further, the transparent scale plate is a quartz glass plate; the light-transmitting plate is an acrylic plate; the U-shaped ruler body is made of aluminum alloy; the battery is a rechargeable battery; the horizontal section of the LED lamp is D-shaped.
The utility model has the advantages of reasonable design reliably, realized the function from the area illumination, can be at the remote clear scale that reads at night through the level instrument, and then guaranteed the measuring precision of elevation at night, and can fold, the texture is light, convenient storage and carrying, the chi face links up well simultaneously, measurement accuracy has effectively been improved, furthermore, the installation simple operation, the efficiency of measurement work has been improved, it is even soft to have illumination, structural strength is high, the practicality is strong advantage, can be used to the measurement that worker Cheng Biao is high in night or the not enough environment of light.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the middle and lower ruler body of the present invention;
FIG. 3 is a side schematic view of FIG. 2;
FIG. 4 is a schematic structural view of the upper ruler body of the present invention;
FIG. 5 is a schematic structural view of a rotary connection mechanism of the present invention;
FIG. 6 is a schematic structural view of the installation position of the circular connecting plate of the present invention;
fig. 7 isbase:Sub>A schematic sectional view taken along linebase:Sub>A-base:Sub>A in fig. 6.
In the figure, 1-U-shaped ruler body, 2-scale, 3-transparent scale plate, 4-LED lamp, 5-battery box, 6-switch button, 7-level bubble, 8-upper mounting block, 9-lower mounting block, 10-round connecting plate, 11-upper fan-shaped groove, 12-lower fan-shaped groove, 13-brake friction plate, 14-upper butterfly bolt, 15-lower butterfly bolt, 16-arc hole, 17-light-transmitting plate, 18-sealing cover and 19-pin shaft mounting hole.
Detailed Description
A foldable self-illuminating levelling rod, as shown in figures 1, 2 and 4; the measuring tape comprises an upper tape body and a lower tape body, wherein the front surface, the rear surface, the left surface and the right surface of the upper tape body are correspondingly flush with the front surface, the rear surface, the left surface and the right surface of the lower tape body, and the lower end surface of the upper tape body is in contact fit with the upper end surface of the lower tape body; the upper ruler body is rotationally connected with the lower ruler body through a rotational connecting mechanism on the right side; the upper ruler body and the lower ruler body respectively comprise U-shaped ruler bodies 1 with forward openings, a transverse upright transparent scale plate 3 with scales 2 arranged on the front surface is fixed between a left longitudinal plate and a right longitudinal plate of each U-shaped ruler body 1, the front surface of the transparent scale plate 3 is flush with the front surface of the U-shaped ruler body 1, and a distance is reserved between the rear surface of the transparent scale plate 3 and the front surface of a transverse plate of the U-shaped ruler body 1; a strip-shaped LED lamp 4 is fixed in the middle of the front surface of the transverse plate of each U-shaped ruler body 1, and the vertical length of the LED lamp 4 and the vertical length of the transparent scale plate 3 are consistent with the vertical length of the U-shaped ruler body 1;
as shown in fig. 3; a battery box 5 and a switch button 6 are fixedly penetrated on a left longitudinal plate of each U-shaped ruler body 1, a battery is mounted in an inner cavity of each battery box 5, and the two batteries are electrically connected with the two LED lamps 4 respectively; the two switch buttons 6 are respectively connected in series in the power supply loops of the two LED lamps 4; a leveling bubble 7 is embedded on the left vertical plate of the U-shaped ruler body 1 of the lower ruler body.
The utility model discloses a rotation coupling mechanism has realized that the upper ruler body is connected with the rotation of the lower ruler body, and then has realized the folding function of this levelling rod. The U-shaped ruler body 1 provides an installation space for the transparent scale plate 3, the LED lamp 4, the battery box 5, the switch button 6 and the level bubble 7; the battery and the switch button 6 form a power supply loop of the LED lamp 4 and can control the LED lamp 4 to be turned on and off. Level bubble 7 can rectify the position of placing of this levelling rod to guarantee the levelness behind this levelling rod placing.
When the ruler is used, the upper ruler body is held by hand, the upper ruler body is rotated by the rotating connecting mechanism until the front surface, the rear surface, the left surface and the right surface of the upper ruler body are correspondingly flush with the front surface, the rear surface, the left surface and the right surface of the lower ruler body, and the lower end face of the upper ruler body is in contact fit with the upper end face of the lower ruler body; then, the leveling rod is placed on the working surface, and the position of the leveling rod is adjusted until the leveling bubble 7 indicates that the leveling rod is placed horizontally; then two shift knob 6 are opened, two LED lamps 4 send white light, illuminate the scale 2 of two transparent scale plates 3 respectively, cooperate the spirit level to read data, overcome the problem that current measuring tool is difficult to satisfy night elevation measurement accuracy.
As shown in fig. 5, 6 and 7; the rotary connecting mechanism comprises an upper mounting block 8, a lower mounting block 9 and five round connecting plates 10 which are distributed in parallel front and back, and the upper mounting block 8 is fixed at the bottom of the left surface of the right longitudinal plate of the U-shaped blade 1 positioned on the upper side; the lower mounting block 9 is fixed on the top of the left surface of the right longitudinal plate of the U-shaped blade 1 at the lower side; the upper mounting block 8 and the right longitudinal plate of the U-shaped ruler body 1 are jointly provided with five upper fan-shaped grooves 11 which are distributed front and back and have arc openings facing to the right lower part, and the lower mounting block 9 and the right longitudinal plate of the U-shaped ruler body 1 are jointly provided with five lower fan-shaped grooves 12 which are distributed front and back and have arc openings facing to the right upper part; the number of the circular connecting plates 10 is two, and the first group of circular connecting plates 10 comprises two circular connecting plates 10, the upper left parts of which are fixedly embedded in the upper fan-shaped groove 11, and the lower left parts of which are movably embedded in the lower fan-shaped groove 12; the second group of circular connecting plates 10 comprises three circular connecting plates 10, the upper left parts of the three circular connecting plates are movably embedded in the upper fan-shaped groove 11, the lower left parts of the three circular connecting plates are fixedly embedded in the lower fan-shaped groove 12, and the first group of circular connecting plates 10 and the second group of circular connecting plates 10 are arranged in a staggered mode; the middle parts of the five circular connecting plates 10 are provided with pin shafts which are arranged longitudinally in a penetrating way.
This structural design has realized the rotation of the upper ruler body and the lower ruler body and has been connected, makes the upper ruler body and the lower ruler body stack from top to bottom simultaneously, and the lower terminal surface of the upper ruler body and the up end contact laminating of the lower ruler body, the scale 2 that is located the upside can link up well with the scale 2 that is located the downside, and then has guaranteed the measurement accuracy of this levelling rod. The upper ruler body and the lower ruler body are in rotating contact with the pin shaft, and the axis of the pin shaft is superposed with a right contact line when the upper ruler body and the lower ruler body are stacked up and down.
As shown in fig. 5; the left surfaces of the left longitudinal plates of the two U-shaped blade bodies 1 are provided with a longitudinally vertical brake friction plate 13 together, the upper parts of the brake friction plates 13 are fixedly connected with the U-shaped blade body 1 positioned at the upper side through an upper butterfly bolt 14, and the lower parts of the brake friction plates 13 are fixedly connected with the U-shaped blade body 1 positioned at the lower side through a lower butterfly bolt 15; an arc-shaped hole 16 communicated with the front end face of the brake friction plate 13 is formed in the upper portion of the brake friction plate 13 in a penetrating mode, and the upper butterfly bolt 14 penetrates through the arc-shaped hole 16.
The brake friction sheet 13, the upper butterfly bolt 14, the lower butterfly bolt 15 and the arc-shaped hole 16 jointly form a brake friction mechanism of the leveling rod, so that the positions of the upper rod body and the lower rod body are locked during measurement, and the structural reliability is improved. When the leveling ruler is used, after the upper ruler body rotates to enable the lower end face of the upper ruler body to be in contact fit with the upper end face of the lower ruler body, the lower butterfly bolt 15 is firstly unscrewed, the brake friction sheet 13 can rotate around the lower butterfly bolt 15, then the brake friction sheet 13 is rotated, the upper butterfly bolt 14 can penetrate through the arc-shaped hole 16 until the upper butterfly bolt 14 abuts against the bottom of the arc-shaped hole 16, the upper butterfly bolt 14 is screwed, the brake friction sheet 13 is tightly connected to the upper ruler body, then the lower butterfly bolt 15 is screwed, the brake friction sheet 13 is tightly connected to the lower ruler body, and therefore the leveling ruler is adjusted to be in a use state. After the braking device is used, the upper butterfly bolt 14 and the lower butterfly bolt 15 are unscrewed until the braking friction plate 13 can rotate around the lower butterfly bolt 15, then the braking friction plate 13 is rotated to release the connection between the braking friction plate 13 and the upper ruler body, and the upper butterfly bolt 14 is separated from the arc-shaped hole 16 during rotation.
And reflective films are fixedly attached to the surface of a battery box 5 positioned in the U-shaped ruler body 1, the surface of an upper mounting block 8 positioned in the U-shaped ruler body 1 and the surface of a lower mounting block 9 positioned in the U-shaped ruler body 1.
This structural design can increase the illuminating effect of battery case 5 installation department, go up installation piece 8 installation department, installation piece 9 installation department LED lamp 4 down, and then weakens battery case 5, goes up installation piece 8, installs the influence of piece 9 to illuminating effect down.
As shown in figures 1 and 3; the rear side of the transparent scale plate 3 is provided with a light-transmitting plate 17 which is fixed between the left vertical plate and the right vertical plate of the U-shaped ruler body 1.
This structural design has increased the illumination homogeneity of this levelling rod to a certain extent.
As shown in fig. 5; the lower end surface of the upper ruler body and the upper end surface of the lower ruler body are both provided with a sealing cover 18 which covers the U-shaped ruler body 1.
The sealing cover 18 can seal the inner cavity of the U-shaped leveling rod body 1, and dust is prevented from entering to influence the service life of the leveling rod.
As shown in figures 1 and 3; the transparent scale plate 3 is a quartz glass plate; the light-transmitting plate 17 is an acrylic plate; the U-shaped ruler body 1 is made of aluminum alloy; the battery is a rechargeable battery; the horizontal section of the LED lamp 4 is D-shaped.
The acrylic plate has the advantages of good light transmission, light weight and high structural strength, the quartz glass plate has good wear resistance, and the scale 2 can be conveniently machined, such as a form of a scale groove, so that the structural strength, the lighting effect and the measurement precision of the leveling rod are ensured. Set up LED lamp 4 into the D shape can increase astigmatic effect, has improved the illumination degree of consistency.
In the specific implementation process, the bottom of the lower ruler body is provided with a base which is fixedly connected with the lower ruler body and has an area larger than the bottom end face of the lower ruler body, so that the stability of the leveling ruler during placement is improved. The LED lamp 4 is electrically connected with the switch button 6, the switch button 6 is electrically connected with the battery through an electric wire arranged in the inner cavity of the U-shaped ruler body 1. The air bubbles of the level bubble 7 are noctilucent air bubbles. The length of the upper ruler body and the length of the lower ruler body are both 1500mm. The distance between the leveling bubble 7 and the bottom end face of the lower ruler body is 1400mm; the distance between the switch button 6 positioned at the lower side and the bottom end surface of the lower ruler body is 1200mm.
Claims (7)
1. The utility model provides a folding levelling rod of area illumination certainly which characterized in that: the measuring tape comprises an upper tape body and a lower tape body, wherein the front surface, the rear surface, the left surface and the right surface of the upper tape body are correspondingly flush with the front surface, the rear surface, the left surface and the right surface of the lower tape body, and the lower end surface of the upper tape body is in contact fit with the upper end surface of the lower tape body; the upper ruler body is rotationally connected with the lower ruler body through a rotating connection mechanism positioned on the right side; the upper ruler body and the lower ruler body respectively comprise U-shaped ruler bodies (1) with forward openings, a transverse upright transparent scale plate (3) with scales (2) arranged on the front surface is fixed between a left longitudinal plate and a right longitudinal plate of each U-shaped ruler body (1), the front surface of the transparent scale plate (3) is flush with the front surface of the U-shaped ruler body (1), and a distance is reserved between the rear surface and the front surface of a transverse plate of each U-shaped ruler body (1); a strip-shaped LED lamp (4) is fixed in the middle of the front surface of the transverse plate of each U-shaped ruler body (1), and the vertical length of the LED lamp (4) and the vertical length of the transparent scale plate (3) are consistent with the vertical length of the U-shaped ruler body (1);
a battery box (5) and a switch button (6) are fixedly penetrated on a left longitudinal plate of each U-shaped ruler body (1), a battery is mounted in an inner cavity of each battery box (5), and the two batteries are electrically connected with the two LED lamps (4) respectively; the two switch buttons (6) are respectively connected in series in the power supply loops of the two LED lamps (4); a leveling bubble (7) is embedded on the left vertical plate of the U-shaped ruler body (1) of the lower ruler body.
2. A foldable self-illuminating leveling rod according to claim 1, wherein: the rotary connecting mechanism comprises an upper mounting block (8), a lower mounting block (9) and five round connecting plates (10) which are distributed in parallel front and back, and the upper mounting block (8) is fixed at the bottom of the left surface of the right longitudinal plate of the U-shaped ruler body (1) positioned on the upper side; the lower mounting block (9) is fixed on the top of the left surface of the right longitudinal plate of the U-shaped ruler body (1) positioned on the lower side; the upper mounting block (8) and the right longitudinal plate of the U-shaped ruler body (1) are jointly provided with five upper fan-shaped grooves (11) which are distributed front and back and have arc openings facing to the right lower part, and the lower mounting block (9) and the right longitudinal plate of the U-shaped ruler body (1) are jointly provided with five lower fan-shaped grooves (12) which are distributed front and back and have arc openings facing to the right upper part; the number of the circular connecting plates (10) is two, and the first group of circular connecting plates (10) comprises two circular connecting plates (10) of which the upper left parts are fixedly embedded in the upper fan-shaped groove (11) and the lower left parts are movably embedded in the lower fan-shaped groove (12); the second group of circular connecting plates (10) comprises three circular connecting plates (10) of which the upper left parts are movably embedded in the upper fan-shaped groove (11) and the lower left parts are fixedly embedded in the lower fan-shaped groove (12), and the first group of circular connecting plates (10) and the second group of circular connecting plates (10) are arranged in a staggered manner; the middle parts of the five circular connecting plates (10) are provided with pin shafts which are arranged longitudinally in a penetrating way.
3. A foldable self-illuminating level according to claim 1, wherein: the left surfaces of the left longitudinal plates of the two U-shaped ruler bodies (1) are provided with vertical brake friction plates (13) together, the upper parts of the brake friction plates (13) are fixedly connected with the U-shaped ruler body (1) positioned on the upper side through upper butterfly bolts (14), and the lower parts of the brake friction plates are fixedly connected with the U-shaped ruler body (1) positioned on the lower side through lower butterfly bolts (15); the upper part of the brake friction plate (13) is provided with an arc hole (16) communicated with the front end face of the brake friction plate in a penetrating way, and the upper butterfly bolt (14) penetrates through the arc hole (16).
4. A foldable self-illuminating level according to claim 1, wherein: reflective films are fixedly attached to the surface of a battery box (5) positioned in the U-shaped ruler body (1), the surface of an upper mounting block (8) positioned in the U-shaped ruler body (1) and the surface of a lower mounting block (9) positioned in the U-shaped ruler body (1).
5. A foldable self-illuminating leveling rod according to claim 1, wherein: a light-transmitting plate (17) fixed between the left vertical plate and the right vertical plate of the U-shaped ruler body (1) is arranged at the rear side of the transparent scale plate (3).
6. A foldable self-illuminating leveling rod according to claim 1, wherein: the lower end surface of the upper ruler body and the upper end surface of the lower ruler body are both provided with a sealing cover (18) which covers the U-shaped ruler body (1).
7. A foldable self-illuminating leveling rod according to claim 5, wherein: the transparent scale plate (3) is a quartz glass plate; the light-transmitting plate (17) is an acrylic plate; the U-shaped ruler body (1) is made of aluminum alloy; the battery is a rechargeable battery; the horizontal section of the LED lamp (4) is D-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222774204.3U CN218156132U (en) | 2022-10-21 | 2022-10-21 | Foldable leveling rod with illumination function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222774204.3U CN218156132U (en) | 2022-10-21 | 2022-10-21 | Foldable leveling rod with illumination function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218156132U true CN218156132U (en) | 2022-12-27 |
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ID=84569990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222774204.3U Active CN218156132U (en) | 2022-10-21 | 2022-10-21 | Foldable leveling rod with illumination function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218156132U (en) |
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2022
- 2022-10-21 CN CN202222774204.3U patent/CN218156132U/en active Active
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