CN111239743B

CN111239743B - Ultrasonic ranging device for civil engineering

Info

Publication number: CN111239743B
Application number: CN202010183003.9A
Authority: CN
Inventors: 孙浩
Original assignee: Haikou Chengke Engineering Inspection Consulting Co ltd
Current assignee: Haikou Chengke Engineering Inspection Consulting Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2023-06-30
Anticipated expiration: 2040-03-16
Also published as: CN111239743A

Abstract

The invention discloses an ultrasonic ranging device for civil engineering, relates to the technical field of ultrasonic ranging devices, and solves the problems that the existing ultrasonic ranging device is not integrated with a marking pen, the marking pen is required to be additionally carried by the user, the phenomenon of forgetting to take a belt and inconvenient to use is caused. The ultrasonic ranging device for civil engineering comprises an instrument shell, a sealing block, a convex positioning plate and a push-pull shaft, wherein a right angle notch is formed in the left side of the front end of the instrument shell, two ultrasonic probes are mounted on the front end face of the right angle notch at intervals in an embedded manner, two long strip mounting grooves are formed in the right side of the bottom of the front end section of the instrument shell in a concave manner, and a long strip block with a gap is formed between the two long strip mounting grooves; two track shafts are symmetrically supported in the two strip mounting grooves. The convex positioning plate is pushed by the spring and is arranged on the drawing-out position, so that the pen point of the marking pen container can be pushed against the wall surface to carry out friction marking.

Description

Ultrasonic ranging device for civil engineering

Technical Field

The invention relates to the technical field of ultrasonic distance measuring devices, in particular to an ultrasonic distance measuring device for civil engineering.

Background

Because ultrasonic waves have strong directivity and slow energy consumption and can propagate far distances in a medium, ultrasonic waves are often used for measuring distances, such as a range finder, and ultrasonic ranging is widely applied in civil engineering because of rapidness, convenience, simplicity in calculation and easiness in real-time control.

The ultrasonic distance meter transmits and receives ultrasonic waves through an ultrasonic probe arranged in the ultrasonic distance meter, and the central processing unit calculates the measured distance according to the reflected time, so that the result data is generally displayed on a liquid crystal display screen. For example, patent number CN201920164042.7 discloses a handheld ultrasonic range finder, which comprises a handheld shell, wherein an ultrasonic transmitting probe, an ultrasonic receiving probe and a level gauge are arranged at the top of the handheld shell, a display screen and control keys are arranged in the middle of the handheld shell, and a controller is arranged in the handheld shell; the level is connected with a horizontal detection circuit, the ultrasonic transmitting probe is connected with an ultrasonic transmitting circuit, the ultrasonic receiving probe is connected with an ultrasonic receiving circuit, the horizontal detection circuit, the ultrasonic transmitting circuit and the ultrasonic receiving circuit are all connected with a controller, and the controller is connected with a display screen and control keys. In use, the level is leveled by the bubble position. The manual leveling is indistinct, the dip angle of the handheld ultrasonic range finder is measured during ultrasonic ranging, and the horizontal distance is calculated according to a trigonometric function. The handheld ultrasonic range finder has the advantages of simple structure and convenient operation, can simply, rapidly and accurately measure the distances between indoor and outdoor parts and parts difficult to access, and can be widely used in the fields of home decoration, building construction, house property mapping and the like.

Based on the above, current ultrasonic ranging device generally does not have the integration to carry the installation marker, need additionally carry the marker by oneself, can produce the phenomenon of forgetting to take the area of leaking, uses inconveniently, and when the marking elevation, need and hold the marker and carry out the calibration along the outer eaves shell limit of front end that the range finding moved and directly draw the line complex operation, use comparatively inconvenient problem.

Disclosure of Invention

The invention aims to provide an ultrasonic ranging device for civil engineering, which solves the problems that the prior art generally does not integrally carry and install marker pens, the marker pens need to be additionally carried by oneself, the phenomenon of forgetting to carry out belt leakage is generated, the use is inconvenient, the marker pens need to be held by hands to calibrate along the outer eave shell edge of the front end of ranging movement when the line is marked, the operation is complicated, and the use is inconvenient.

In order to achieve the above purpose, the present invention provides the following technical solutions: the ultrasonic ranging device for civil engineering comprises an instrument shell, a sealing block, a convex positioning plate and a push-pull shaft, wherein the instrument shell comprises an ultrasonic probe, a strip-shaped mounting groove and a spacing strip block, a right-angle notch is formed in the left side of the front end of the instrument shell, two ultrasonic probes are mounted on the front end face of the right-angle notch at an embedded interval, two strip-shaped mounting grooves are formed in the right side of the bottom of the front end section of the instrument shell in a concave manner, and a spacing strip block is formed between the two strip-shaped mounting grooves; two track shafts are symmetrically supported in the two strip mounting grooves; the sealing block comprises a sealing cover plate and L-shaped pull rods, a prescription-shaped sealing cover plate is fixed on the back of the sealing block in a plastic welding mode, and two L-shaped pull rods are symmetrically supported on the left side of two sides of the sealing block; the vertical placing groove comprises wedge blocks, the right side of the front end of the instrument shell is provided with a vertical placing groove, the vertical placing groove is communicated with the strip mounting groove, and two wedge blocks are symmetrically supported on the upper half sections of the inner walls of the two sides of the vertical placing groove; the middle front end of the convex positioning plate is provided with a marking pen container in a threaded penetrating way; the two push-pull shafts comprise a sliding sleeve and a vertical support shaft rod; two sliding sleeves are symmetrically welded at the bottoms of the left ends of the push-pull shafts, and two vertical supporting shaft rods are symmetrically supported upwards at the right ends of the two push-pull shafts.

Preferably, the two push-pull shafts are pushed and sleeved on the two track shafts through two sliding sleeve springs at the left ends of the push-pull shafts, and the two push-pull shafts are slidably positioned in two long strip mounting grooves and are propped against the upper parts of the two track shafts.

Preferably, the sealing block is pushed and sleeved on the push-pull shaft through collar springs at the tail ends of the two L-shaped pull rods, the sealing cover plate can be capped on the vertical placing groove under the pushing of the two springs, and the sealing block can be abutted against the head end of the interval long bar block.

Preferably, the convex positioning plate comprises inclined blocks, a convex positioning plate is arranged on the top end sections of the two vertical supporting shaft rods in a sliding mode through a spring sleeve, and two inclined blocks are symmetrically formed at the bottoms of two sides of the convex positioning plate.

Preferably, under the pushing and pulling of the two push-pull shafts, the convex positioning plate can drive the two inclined blocks at the bottom of the convex positioning plate to slide forwards and backwards and correspondingly contact with the tops of the two wedge blocks in a sliding manner.

Preferably, the upper half sections of the two vertical support shaft rods are provided with a baffle ring, and the baffle rings are positioned below the bottoms of the convex positioning plates.

Preferably, a finger-pulling frame is rotationally connected to the middle of the lateral surface of the outer end of the cover plate, a semi-conical groove is formed in the inner side of the sealing block and the head end of the interval long bar, the two semi-conical grooves can be butted to form a complete conical jack, and the bottom pen point of the marking pen container is inserted into the conical jack.

Preferably, the bottom pen point of the marking pen container and the two ultrasonic probes are positioned on the same horizontal plane base line, and the marking line drawn by the marking pen container is the ground height position of the range finder.

Compared with the prior art, the invention has the beneficial effects that:

1. the two push-pull shafts can drive the marking pen container to slide right and bulge along the two track shafts to mark and mark, and the two push-pull shafts are pushed by the spring to be installed, so that the marking pen container can automatically rebound, reset and hide after being used, and the use is convenient; 2. the sealing block can tightly tighten and seal the pen point of the marking pen container in the conical jack at the head end of the interval strip block, so that the pen point is prevented from being collided, deformed, broken and damaged due to upward and downward movement of the marking pen container, and the water loss in the pen point can be prevented from being lost due to the compression blocking of the sealing block, so that the drying failure of the pen point is avoided; 3. the marking pen container is integrally arranged on the distance measuring device, the trouble of additionally carrying the marking pen is omitted, the marking pen container is pulled and slid to be on the straight marking elevation on the wall surface only by simple pulling action, the steps of manually calibrating and holding the marking line are omitted, the use is quick and convenient, and the practicability is good.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of a three-dimensional structure of the present invention;

FIG. 3 is a schematic view of two track shaft mounting locations according to the present invention;

FIG. 4 is a schematic view of the vertical placement slot opening position of the present invention;

FIG. 5 is a schematic view of the structure of the spacer bar of the present invention;

FIG. 6 is a schematic view of a three-dimensional structure of two push-pull shafts according to the present invention;

FIG. 7 is a schematic view of the insertion position of the marking pen container according to the present invention;

FIG. 8 is a schematic view of the seal block of the present invention;

fig. 9 is an enlarged view of the portion A of fig. 5 according to the present invention.

In the figure: 1. an instrument housing; 101. an ultrasonic probe; 102. a strip mounting groove; 103. spacing the long bar blocks; 2. a rail shaft; 3. sealing the blocking block; 301. a cover plate; 302. an L-shaped pull rod; 4. a vertical placement groove; 401. wedge blocks; 5. marking a pen container; 6. a convex positioning plate; 601. a tilting block; 7. a push-pull shaft; 701. a sliding sleeve; 702. and (5) vertically supporting the shaft rod.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Referring to fig. 1 to 9, an embodiment of the present invention provides: the utility model provides an ultrasonic ranging device for civil engineering, including instrument shell 1, sealed shutoff piece 3, convex locating plate 6 and push-and-pull axle 7, instrument shell 1 includes ultrasonic probe 101, rectangular mounting groove 102 and interval rectangular piece 103, the front end left side of instrument shell 1 has seted up a right angle breach, two ultrasonic probe 101 are embedded at the interval on the preceding terminal surface of this right angle breach, and the bottom right side indent of instrument shell 1 front end section has seted up two rectangular mounting grooves 102, take shape between these two rectangular mounting grooves 102 and be provided with a interval rectangular piece 103; two track shafts 2 are symmetrically supported in the two long strip mounting grooves 102; the sealing block 3 comprises a sealing cover plate 301 and L-shaped pull rods 302, the back of the sealing block 3 is fixedly provided with a prescription-shaped sealing cover plate 301 in a plastic welding mode, and two L-shaped pull rods 302 are symmetrically supported to the left side on two sides of the sealing block 3; the vertical placing groove 4 comprises wedge blocks 401, the right side of the front end of the instrument shell 1 is provided with a vertical placing groove 4, the vertical placing groove 4 is communicated with the strip mounting groove 102, and two wedge blocks 401 are symmetrically supported on the upper half sections of the inner walls of the two sides of the vertical placing groove 4; the middle front end of the convex positioning plate 6 is provided with a marking pen container 5 in a threaded penetrating way; the two push-pull shafts 7 comprise a sliding sleeve 701 and a vertical support shaft lever 702; two sliding sleeves 701 are symmetrically welded at the bottoms of the left ends of the push-pull shafts 7, and two vertical supporting shafts 702 are symmetrically supported upwards at the right ends of the two push-pull shafts 7.

Embodiment two: the two push-pull shafts 7 are sleeved on the two track shafts 2 through the spring pushing of the two sliding sleeves 701 at the left ends of the push-pull shafts, the two push-pull shafts 7 are slidably positioned in the two long strip mounting grooves 102 and are propped against the upper parts of the two track shafts 2, the two push-pull shafts 7 can drive the marking pen container 5 to slide right and bulge along the two track shafts 2 to mark and mark, and the two push-pull shafts 7 are installed through spring pushing, so that the marking pen container 5 can be automatically rebounded and reset to be hidden after being used; the sealing block 3 is pushed and sleeved on the push-pull shaft 7 through collar springs at the tail ends of the two L-shaped pull rods 302, the sealing cover plate 301 can be capped on the vertical placing groove 4 under the pushing of the two springs, the sealing block 3 can be abutted against the head end of the interval long bar block 103, the sealing block 3 can tightly tighten and seal the pen point of the marking pen container 5 in a conical jack at the head end of the interval long bar block 103, the impact deformation breakage damage of the pen point caused by up-and-down movement of the marking pen container 5 is avoided, and the water loss in the pen point can be avoided through the compression blocking of the sealing block 3, so that the drying failure of the pen point is avoided; the convex positioning plate 6 comprises an inclined block 601, a convex positioning plate 6 is sleeved on the top end sections of two vertical supporting shaft rods 702 through springs, two inclined blocks 601 are symmetrically formed at the bottoms of two sides of the convex positioning plate 6, and the convex positioning plate 6 is pushed by the springs to be installed when being pulled out, so that the pen point of the marking pen container 5 can be pushed against the wall surface for friction marking; under the pushing of the two push-pull shafts 7, the convex positioning plate 6 can drive the two inclined blocks 601 at the bottom of the convex positioning plate to slide forwards and backwards and correspondingly contact with the tops of the two wedge blocks 401, and when the marking pen container 5 slides back and contracts, the convex positioning plate 6 and the marking pen container 5 can be lifted up in opposite directions through the sliding contact between the two inclined blocks 601 and the inclined surfaces of the two wedge blocks 401, so that the pen point of the marking pen container 5 can slide upwards and be smoothly clamped in the semicircular conical groove at the head end of the interval long bar 103; the upper half sections of the two vertical supporting shaft rods 702 are respectively provided with a baffle ring, the two baffle rings are positioned below the bottom of the convex positioning plate 6, the two baffle rings can limit the interference downward sliding of the convex positioning plate 6, the situation that the two inclined blocks 601 are pushed to slide down on the bottoms of the two wedge blocks 401 to cause that the two inclined blocks 601 are separated from the two wedge blocks 401 up and down and cannot be matched with each other in a top sliding manner is avoided, and the normal lifting of the marking pen container 5 cannot be implemented when the marking pen container is hidden in a sliding manner; the middle of the side surface of the outer end of the sealing cover plate 301 is rotationally connected with a finger-pulling frame, the inner side of the sealing block 3 and the head end of the interval long bar 103 are provided with a semi-conical groove, the two semi-conical grooves can be butted to form a complete conical jack, the bottom pen point of the marking pen container 5 is inserted into the conical jack, and the conical jacks on the sealing block 3 and the interval long bar 103 provide convenience for the idle insertion of the marking pen container 5; the bottom pen points of the marking pen container 5 and the two ultrasonic probes 101 are positioned on the same horizontal plane base line, the marking lines drawn by the drawing of the marking pen container 5 are the ground-leaving height positions of the range finder, and the drawing of the marking pen container 5 can be slid on the marking mark height on the wall surface only through the finger drawing frame on the cover plate 301, so that the use and the operation are convenient.

Working principle: when the device is used, firstly, the instrument shell 1 is attached to a wall surface, then the opening button is pressed, the probe is opened for ranging, after ranging, the sealing block 3 is pulled rightwards through the finger pulling frame on the sealing plate 301, the sealing block 3 compresses springs through the two L-shaped pull rods 302 and pulls the two push-pull shafts 7, the two push-pull shafts 7 are pulled to drive the convex positioning plate 6 and the marking pen container 5 to slide rightwards and bulge to perform elevation marking, and after the convex positioning plate 6 slides rightwards and protrudes out, the two springs on the top sections of the two vertical supporting shaft rods 702 can push the convex positioning plate 6 downwards to push the pen point of the marking pen container 5 to press the wall surface for friction marking, and as the bottom pen point of the marking pen container 5 and the two ultrasonic probes 101 are positioned on the same horizontal plane base line, the marking line drawn by the marking pen container 5 is the ground height position of the range finder.

After the use is finished, the cover plate 301 is loosened, under the pushing of two springs on the two track shafts 2, the two push-pull shafts 7 can rebound to drive the marking pen container 5 to automatically slide back, reset and hide, and when the marking pen container 5 slides back and contracts, the convex positioning plate 6 and the marking pen container 5 can be lifted in opposite directions through the sliding contact between the two inclined blocks 601 and the inclined surfaces of the two wedge blocks 401, so that the pen point of the marking pen container 5 can slide upwards and be smoothly clamped in the semicircular conical groove at the head end of the interval long bar 103.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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.

Claims

1. Ultrasonic ranging device for civil engineering, its characterized in that: the ultrasonic testing device comprises an instrument shell (1), a sealing block (3), a convex positioning plate (6) and a push-pull shaft (7), wherein the instrument shell (1) comprises an ultrasonic probe (101), a strip-shaped mounting groove (102) and a spacing strip block (103), a right-angle notch is formed in the left side of the front end of the instrument shell (1), two ultrasonic probes (101) are embedded in the front end face of the right-angle notch at intervals, two strip-shaped mounting grooves (102) are formed in the right side of the bottom of the front end section of the instrument shell (1) in an indent manner, and a spacing strip block (103) is formed between the two strip-shaped mounting grooves (102); two track shafts (2) are symmetrically supported in the two strip mounting grooves (102); the sealing block (3) comprises a sealing cover plate (301) and L-shaped pull rods (302), the back of the sealing block (3) is fixedly provided with a prescription-shaped sealing cover plate (301) in a plastic welding mode, and two L-shaped pull rods (302) are symmetrically supported to the left side on two sides of the sealing block (3); a vertical placing groove (4) is formed in the right side of the front end of the instrument shell (1), the vertical placing groove (4) comprises wedge blocks (401), the vertical placing groove (4) is communicated with the strip-shaped mounting groove (102), and two wedge blocks (401) are symmetrically supported on the upper half sections of the inner walls of the two sides of the vertical placing groove (4); a marking pen container (5) is arranged at the middle front end of the convex positioning plate (6) in a threaded penetrating way; the two push-pull shafts (7) comprise sliding sleeves (701) and vertical support shafts (702); two sliding sleeves (701) are symmetrically welded at the bottom of the left end of the push-pull shaft (7), and two vertical supporting shaft rods (702) are symmetrically supported upwards at the right end of the two push-pull shafts (7).

2. The ultrasonic ranging device for civil engineering according to claim 1, wherein: the two push-pull shafts (7) are sleeved on the two track shafts (2) in a penetrating mode through two sliding sleeves (701) at the left ends of the push-pull shafts, and the two push-pull shafts (7) are slidably located in the two long strip mounting grooves (102) and are propped against the upper portions of the two track shafts (2).

3. The ultrasonic ranging device for civil engineering according to claim 1, wherein: the sealing block (3) is pushed and sleeved on the push-pull shaft (7) through collar springs at the tail ends of the two L-shaped pull rods (302), the sealing cover plate (301) can be capped on the vertical placing groove (4) under the pushing of the two springs, and the sealing block (3) can be abutted against the head end of the interval long bar (103).

4. The ultrasonic ranging device for civil engineering according to claim 1, wherein: the convex positioning plates (6) comprise inclined blocks (601), the top end sections of the two vertical supporting shaft rods (702) are sleeved with one convex positioning plate (6) through springs, and the bottoms of the two sides of the convex positioning plate (6) are symmetrically formed and provided with the two inclined blocks (601).

5. The ultrasonic ranging device for civil engineering according to claim 1, wherein: under the pushing and pulling of the two push-pull shafts (7), the convex positioning plate (6) can drive the two inclined blocks (601) at the bottom of the convex positioning plate to slide forwards and backwards and correspondingly contact with the tops of the two wedge blocks (401).

6. The ultrasonic ranging device for civil engineering according to claim 1, wherein: one baffle ring is arranged on the upper half sections of the two vertical support shaft rods (702), and the two baffle rings are positioned below the bottom of the convex positioning plate (6).

7. The ultrasonic ranging device for civil engineering according to claim 1, wherein: the middle of the outer end side surface of the sealing cover plate (301) is rotationally connected with a finger-pulling frame, the inner side of the sealing block (3) and the head end of the interval long bar block (103) are provided with a semi-conical groove, the two semi-conical grooves can be butted to form a complete conical jack, and the bottom pen point of the marking pen container (5) is inserted into the conical jack.

8. The ultrasonic ranging device for civil engineering according to claim 1, wherein: the bottom pen point of the marking pen container (5) and the two ultrasonic probes (101) are positioned on the same horizontal plane base line, and the marking line drawn by the marking pen container (5) is the ground height position of the range finder.