CN218781737U - Internal and external corner detection ruler - Google Patents

Abstract

The utility model belongs to the technical field of the technique that the building detected and specifically relates to a yin yang angle detects chi is related to, and it includes main scale, angle scale plate and horizontal bubble, the horizontal surface of main scale is all located to angle scale plate and horizontal bubble, the main scale includes first chi and second chi, first chi and second chi one end in opposite directions slide and meet, the one end that first chi and second chi carried on the back mutually rotates respectively and is equipped with the movable ruler, suitable holding tank has been seted up on the vertical surface of main scale, the rotation end of movable ruler lies in the holding tank all the time, when measuring adjacent external corner and reentrant corner, the free end of movable ruler turns out the holding tank, and two this moment the movable ruler is the Z type with the main scale. When the two movable rulers and the main ruler are Z-shaped, the two movable rulers can be used for reading the square data of the adjacent external corner and the adjacent internal corner through the angle scale plate in sequence, and only once leveling is needed to obtain two sets of square data of the adjacent external corner and the adjacent internal corner. This application has the advantage that improves negative and positive angle detection chi efficiency.

Description

Internal and external corner detection ruler

Technical Field

The application relates to the technical field of building detection, in particular to a negative and positive angle detection ruler.

Background

The internal and external corners are general terms of the external corner and the internal corner, belong to one kind of building structure, and the internal corner refers to a recessed wall corner, such as an included angle between a top surface and a peripheral wall; the external corner refers to a protruding wall corner, such as an included angle formed by two walls at a turning part of a walkway.

And after the construction of the internal and external corners is finished, the inspection and acceptance are required, the internal and external corners are required to be perpendicular and parallel to the side line and the house main body, and the wall corners are ensured to be straight and square, so that the attractiveness is enhanced, and the subsequent decoration construction is convenient.

Negative and positive angle detection ruler is a common negative and positive measuring tool, and a chinese patent that is CN216206240U as the publication number discloses a negative and positive angle detection ruler, including the main scale, the one end of main scale is provided with the hole, the size of a dimension of hole with bolt looks adaptation, the lower part of main scale is provided with down vice chi, the one end surface of vice chi is provided with the hole down, the size of a dimension of hole with bolt looks adaptation, the one end lower part that lower vice chi is close to the hole is provided with the bottom suspension shim, and the bottom suspension shim can prevent that bolted connection is not hard up, the lower part of bottom suspension shim is provided with the nut, the size of a dimension of nut with bolt looks adaptation, and with the bolt carries out threaded connection.

With respect to the related art, the inventors consider that: although the detection ruler has the advantage of accurately reading the degree, the measurement can be continued only by re-leveling after measuring an internal corner or an external corner, and the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency of negative and positive angle detection chi, this application provides a negative and positive angle detection chi.

The application provides a negative and positive angle detection chi adopts following technical scheme:

the utility model provides an external and internal corner detection ruler, its includes main scale, angle scale and horizontal bubble, the horizontal surface of main scale is all located to angle scale and horizontal bubble, the main scale includes first chi and second chi, first chi and second chi one end in opposite directions slide and meet, the one end that first chi and second chi carried on the back mutually rotates respectively and is equipped with the movable ruler, suitable holding tank has been seted up on the vertical surface of main scale, the rotation end of movable ruler lies in the holding tank all the time, when measuring adjacent external corner and internal corner, the holding tank is turned out to the free end of movable ruler, and two this moment the movable ruler is the Z type with the main scale.

Through adopting above-mentioned technical scheme, when detecting adjacent external corner and reentrant corner, the holding tank is rolled out with the free end of two movable rulers, when two movable rulers are the Z type with the main scale, through the leveling of level bubble detection chi, and utilize two movable rulers, alright successively read the square positive data of adjacent external corner and reentrant corner through the angle scale plate, only need once the leveling, can obtain two sets of square positive data of adjacent external corner and reentrant corner, so this application has efficient advantage compared in prior art, because first chi and second chi can the relative slip displacement again, so detect the reentrant corner that the chi is suitable for different wall body positions and detect, the practicality of detecting the chi has been improved.

Optionally, the first ruler is provided with a sliding groove, the sliding direction of the first ruler and the second ruler is consistent with the extending direction of the sliding groove, the second ruler is provided with a sliding strip corresponding to the sliding groove, and the sliding strip is embedded in the sliding groove in a sliding manner.

Through adopting above-mentioned technical scheme for the draw runner slides in the spout, can change the relative position of first chi and second chi, changes the length of main scale promptly, thereby can make the negative and positive angle that detects the chi and adapt to different wall body positions detect.

Optionally, a fine adjustment hole is formed in the first ruler in an extending mode towards the second ruler, the extending direction of the fine adjustment hole is consistent with the extending direction of the sliding groove, a fixing rod is arranged in the fine adjustment hole, a part, located on the first ruler, of the inner wall of the fine adjustment hole is formed with threads, and the fixing rod is in threaded connection with the inner wall of the fine adjustment hole.

Through adopting above-mentioned technical scheme, the length of primary scale is adjusted roughly earlier, and later utilize dead lever and fine setting hole inner wall threaded connection, can improve the stability between first chi and the second chi on the one hand, and on the other hand rotates the dead lever, and under the effect of draw runner and spout, can finely tune the length of primary scale, further improves the measurement that detects the chi and adapt to wall body position negative and positive angle.

Optionally, a hexagonal thread groove is formed in the end portion, far away from the thread section, of the fixing rod.

Through adopting above-mentioned technical scheme, the hexagonal thread groove can facilitate the use instrument rotate the dead lever, and then can conveniently change the position between dead lever and the screw thread section to can conveniently adjust the stability between first chi and the second chi.

Optionally, a waist-shaped hole is formed in the end portion, not slidably connected with the first ruler, of the second ruler, the waist-shaped hole penetrates through the waist-shaped hole from top to bottom and is communicated with the accommodating groove, a fastener is arranged in the waist-shaped hole, and the movable ruler is rotatably connected with and detachably connected to the second ruler.

Through adopting above-mentioned technical scheme, utilize dismantling of movable ruler and fastener, can change the position of movable ruler in waist type hole and holding tank, and then can change the detection chi of Z type into door style of calligraphy to realize that the disposable leveling of adaptability just detects two adjacent external corners, for example the post, in order to realize improving the practicality that detects the chi.

Optionally, when the detection ruler is not used and the free end of the movable ruler is located in the accommodating groove, a rubber strip is embedded in the accommodating groove and abuts against the free end of the movable ruler tightly for limiting.

Through adopting above-mentioned technical scheme, utilize the high elasticity of rubber strip, can support tightly spacing to the free end of activity chi on the one hand, on the other hand can protect the free end of activity chi.

Optionally, the free end of the movable ruler is provided with a first inclined plane, the rubber strip is provided with a second inclined plane corresponding to the first inclined plane, and the first inclined plane is tightly abutted to the second inclined plane.

Through adopting above-mentioned technical scheme, first inclined plane and second inclined plane offset tightly, and on the one hand is further spacing to the free end of movable ruler, and on the other hand can utilize the second inclined plane to lead out the free end of movable ruler when using movable ruler, and is very convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the two movable rulers and the main ruler are Z-shaped, the square data of the adjacent external corner and the adjacent internal corner can be read through the angle scale plate by leveling the detection ruler through the horizontal bubble and utilizing the two movable rulers, and two sets of square data of the adjacent external corner and the adjacent internal corner can be obtained only by once leveling;

2. the fixed rod is in threaded connection with the inner wall of the fine adjustment hole, so that the stability between the first ruler and the second ruler can be improved, and the length of the main ruler can be finely adjusted;

3. the position of the movable ruler in the waist-shaped hole and the accommodating groove is changed, so that the Z-shaped detection ruler can be changed into a door-shaped shape, the adaptive one-time leveling is realized, and two adjacent external corners are detected.

Drawings

FIG. 1 is a partial structural view of a Z-shaped measuring tape according to an embodiment of the present application;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic partial structural view of a door-shaped detection ruler according to an embodiment of the present application;

FIG. 4 is a schematic cross-sectional view of the present application showing the relationship between the main scale and the fixing rod;

FIG. 5 is an enlarged schematic view of the structure at B in FIG. 4;

fig. 6 is a schematic view of the overall structure of the measuring tape of the embodiment of the present application when stored.

Description of reference numerals: 1. a main scale; 11. a first ruler; 111. a chute; 112. a kidney-shaped hole; 12. a second ruler; 121. a slide bar; 13. accommodating grooves; 14. fine tuning the pores;

2. an angle scale plate;

3. horizontal bubble;

4. a movable ruler; 41. a first inclined plane;

5. fixing the rod; 51. a hexagonal screw groove;

6. a fastener;

7. a rubber strip; 71. a second inclined plane.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a negative and positive angle detection ruler, which refers to fig. 1 and comprises a main ruler 1, an angle scale plate 2, a horizontal bubble 3 and a movable ruler 4, wherein the angle scale plate 2 and the horizontal bubble 3 are fixedly connected to the horizontal surface of the main ruler 1 at intervals; the vertical surface of the main ruler 1 is circumferentially provided with an accommodating groove 13, and the accommodating groove 13 is a closed rectangular ring groove; the movable ruler 4 has two, and two movable rulers 4 rotate and install the both ends at main scale 1, and two rotation ends of movable ruler 4 are located holding tank 13, and two free ends of movable ruler 4 are kept away from main scale 1 perpendicularly respectively, and main scale 1 is the Z type form with two movable rulers 4 promptly. Utilize level bubble 3 leveling detection chi once, the detection chi of Z type form can be successively measured adjacent external corner and reentrant corner, compares in prior art, has efficient, convenient advantage, detects the end, can accomodate two movable chi 4 to holding tank 13 in.

Referring to fig. 1 and 2, the main scale 1 includes a first scale 11 and a second scale 12, the first scale 11 and the second scale 12 are rulers, the first scale 11 and the second scale 12 are abutted, the circumferential side wall opposite to the first scale 11 is penetrated through along the length direction respectively to provide the sliding groove 111, the second scale 12 corresponds to two sets of sliding grooves 111 fixedly connected with sliding strips 121, two sets of sliding strips 121 are respectively embedded in the sliding groove 111 in a sliding manner, the sliding grooves 111 and the sliding strips 121 are both T-shaped, the sliding grooves 111 of the T-shaped facilitate the embedding of the sliding strips 121 of the T-shaped, the sliding stability of the first scale 11 and the second scale 12 is improved, when the first scale 11 and the second scale 12 are relatively slid and displaced, the length of the main scale 1 is increased, namely, the detection scale can adapt to the detection of the internal and external angles of different wall corner positions.

Simultaneously, angle scale plate 2 and horizontal bubble 3 all have two sets ofly, and a set of angle scale plate 2 and a set of horizontal bubble 3 are located first chi 11, and another a set of angle scale plate 2 and another a set of horizontal bubble 3 are located second chi 12, and two sets of horizontal bubbles 3 provide the level observation of main scale 1 jointly, improve main scale 1's stability, and two sets of angle scale plate 2 then conveniently observe the square condition.

First chi 11 and second chi 12 all are equipped with fastener 6, and fastener 6 is the bolt, and first chi 11 and second chi 12 rotate through fastener 6 and corresponding movable ruler 4 respectively and are connected. The end part of the first ruler 11 far away from the second ruler 12 is provided with a waist-shaped hole 112 in a penetrating way from top to bottom, the waist-shaped hole 112 is communicated with the accommodating groove 13, and the fastening piece 6 is inserted in the waist-shaped hole 112 and penetrates through the accommodating groove 13. The fastener 6 is rotatably arranged through the corresponding movable ruler 4, threads are formed on two arc walls of the waist-shaped hole 112 below the accommodating groove 13, and the fastener 6 in the waist-shaped hole 112 is meshed with the threads. By rotating the fastening member 6 off one of the threads, the fastening member 6 and the corresponding movable rule 4 can be displaced in the kidney-shaped hole 112, i.e., in the width direction of the first rule 11. When the fastener 6 is displaced to face the other arc wall of the waist-shaped hole 112, the fastener 6 is screwed to engage with the other thread, i.e. the fastener 6 is fixed again, and the corresponding movable ruler 4 is rotated, so that the two groups of movable rulers 4 and the main ruler 1 form a door-shaped detection ruler, as shown in fig. 3, the Z-shaped detection ruler can detect two adjacent external corners, such as a column, and also can detect two adjacent internal corners according to actual conditions, so as to improve the practicability.

Referring to fig. 4 and 5, a fine adjustment hole 14 is formed through the first ruler 11 and the second ruler 12 along the length direction of the main ruler 1, and penetrates through the second ruler 12, so that both ends of the main ruler 1 are provided with holes to improve the symmetry of the detection ruler. The fine adjustment hole 14 is internally provided with a fixed rod 5, the peripheral wall of one end of the fixed rod 5 is a polished rod part, and the peripheral wall of the other end of the fixed rod 5 is a threaded rod part. The fine adjustment hole 14 is positioned on the inner wall of the second ruler 12 to form an internal thread, one end of the fixed rod 5 is positioned in the fine adjustment hole 14 of the first ruler 11 and is in sliding butt joint with the inner wall of the fine adjustment hole 14; the other end of the fixing rod 5 is positioned in the fine adjustment hole 14 of the second ruler 12 and is in threaded connection with the inner wall of the fine adjustment hole 14. The end face of the polished rod part of the fixing rod 5 is provided with a hexagonal screw groove 51, and the hexagonal screw groove 51 is arranged to facilitate the use of tools to drive the fixing rod 5 to rotate.

Referring to fig. 1 and 2, the length of the main scale 1 is initially adjusted by the cooperation of the sliding groove 111 and the sliding strip 121; referring to fig. 3 and 4, the fixing rod 5 is rotated to penetrate into the fine adjustment hole 14, an operator clamps the first ruler 11 and the second ruler 12 with hands, the threaded rod portion of the fixing rod 5 is meshed with the internal thread arranged in the fine adjustment hole 14 through rotation, on one hand, the connection between the first ruler 11 and the second ruler 12 is strengthened, the operator releases the action of clamping the first ruler 11 and the second ruler 12, the operator grips the first ruler 11 and continues to rotate the fixing rod 5, and the second ruler 12 is displaced relative to the first ruler 11 under the action of the sliding groove 111 and the sliding strip 121, so that the fine adjustment and locking of the length of the main ruler 1 can be realized, and the practicability of the detection ruler is further enhanced.

Referring to fig. 6, the surfaces of the movable rule 4 that do not contact the inner wall of the receiving groove 13 are all located within the receiving groove 13, i.e. the receiving groove 13 is still a continuous closed channel in which a suitable rubber strip 7 is provided. The rubber strip 7 is the channel-section steel form, and rubber strip 7 has two sets ofly, and the 7 head concatenations of two sets of rubber strips form closed ring-shaped thing, and then carry out the shutoff to this closed passageway to realize protecting two movable chi 4.

The free end of each movable ruler 4 is provided with a first inclined surface 41, the corresponding rubber strip 7 is provided with a second inclined surface 71, the first inclined surfaces 41 and the second inclined surfaces 71 are obliquely abutted tightly, so that the movable ruler 4 is tightly limited, and when the rubber strip 7 is used, the free end of the movable ruler 4 can be pulled out by taking out the rubber strip 7 through the second inclined surfaces 71, so that the use is convenient.

The implementation principle of the embodiment of the application is as follows:

when detecting a set of external corner or a set of reentrant corner, rotate a set of movable ruler 4 wantonly, observe horizontal bubble 3 leveling, can realize 2 readings of angle scale plate.

When two adjacent groups of external corners or two adjacent groups of internal corners are detected, the detection ruler is adjusted to be in a door shape, the observation horizontal bubble 3 is leveled, and the corresponding numerical values of the angle scale plate 2 are read successively.

When a group of adjacent external corners and a group of adjacent internal corners are detected, the detection ruler is adjusted to be Z-shaped, the observation horizontal bubble 3 is leveled, and the corresponding numerical values of the angle scale plate 2 are read successively.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an external and internal corner detection ruler, includes main scale (1), angle scale (2) and horizontal bubble (3), the horizontal surface of main scale (1), its characterized in that are all located to angle scale (2) and horizontal bubble (3): main scale (1) includes first chi (11) and second chi (12), first chi (11) and second chi (12) one end in opposite directions slide and meet, first chi (11) and second chi (12) one end of carrying on the back mutually rotate respectively and are equipped with movable chi (4), suitable holding tank (13) have been seted up on the vertical surface of main scale (1), the rotation end of movable chi (4) is located holding tank (13) all the time, when measuring adjacent external corner and reentrant corner, the free end of movable chi (4) is rolled out holding tank (13), and two this moment movable chi (4) are the Z type with main scale (1).

2. The negative and positive angle measuring ruler of claim 1, wherein: spout (111) have been seted up in first chi (11), the slip direction of first chi (11) and second chi (12) is unanimous with the extending direction of spout (111), second chi (12) correspond spout (111) and are equipped with draw runner (121), draw runner (121) slip is inlayed and is located in spout (111).

3. The negative and positive angle measuring ruler of claim 2, wherein: run through first chi (11) have been extended to second chi (12) and have been seted up fine setting hole (14), the extending direction in fine setting hole (14) is unanimous with the extending direction of spout (111), be equipped with dead lever (5) in fine setting hole (14), the part that fine setting hole (14) inner wall is located first chi (11) is formed with the screw thread, dead lever (5) and fine setting hole (14) inner wall threaded connection.

4. The negative and positive angle measuring ruler of claim 3, wherein: and a hexagonal screw groove (51) is formed in the end part, far away from the threaded section, of the fixing rod (5).

5. The negative and positive angle measuring ruler of claim 1, wherein: waist type hole (112) have been seted up with first chi (11) sliding connection's tip to second chi (12), waist type hole (112) top-down run through set up and communicate with holding tank (13), be equipped with fastener (6) in waist type hole (112), movable ruler (4) rotate to connect and can dismantle and connect in second chi (12).

6. The negative and positive angle measuring ruler of claim 5, wherein: the fastener (6) is in sliding connection with the part, located above the accommodating groove (13), of the kidney-shaped hole (112), and the fastener (6) is in threaded connection with the part, located below the accommodating groove (13), of the kidney-shaped hole (112).

7. The negative and positive angle measuring ruler of claim 1, wherein: when the detection ruler is not used and the free end of the movable ruler (4) is located in the accommodating groove (13), a rubber strip (7) is embedded in the accommodating groove (13), and the rubber strip (7) is tightly abutted to the free end of the movable ruler (4) for limiting.

8. The negative and positive angle measuring ruler of claim 7, wherein: the free end of activity chi (4) is equipped with first inclined plane (41), rubber strip (7) are equipped with second inclined plane (71) corresponding first inclined plane (41), first inclined plane (41) and second inclined plane (71) offset tightly.

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