CN211978586U

CN211978586U - Measuring device for hydraulic engineering

Info

Publication number: CN211978586U
Application number: CN202020717644.3U
Authority: CN
Inventors: 崔前; 陈帅; 陆益飞
Original assignee: Shanghai Xiangyang Water Conservancy Survey And Design Co ltd
Current assignee: Shanghai Xiangyang Water Conservancy Survey And Design Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-11-20
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to a measuring device for hydraulic engineering, which belongs to the technical field of hydraulic engineering and comprises a resiliometer body, wherein the resiliometer body comprises a shell and an elastic striking rod, the utility model discloses a concrete resiliometer, including resiliometer body overcoat, the casing is kept away from to resiliometer body overcoat, the lateral wall coplane of casing is kept away from with the tapping pole to the terminal surface of supporting the cover opening part, the casing outer wall is fixed with the connecting rod, the one end that the casing was kept away from to the connecting rod is provided with the subassembly that slides between the cover inner wall with supporting, the slip direction of the subassembly that slides is parallel with the axis of tapping pole, the lateral wall that the tapping pole was kept away from to the casing is fixed with the push rod, push rod length direction's central line and tapping pole's axis collineation, the one end that the casing was kept away from to the push rod stretches out and supports the cover, the length that the push rod stretched.

Description

Measuring device for hydraulic engineering

Technical Field

The utility model belongs to the technical field of hydraulic engineering's technique and specifically relates to a measuring device for hydraulic engineering is related to.

Background

In hydraulic engineering construction, measurement is the important link of process quality control, and the dam is mostly concrete structure main part, guarantees that the intensity of concrete structure just seems especially important, need use the concrete resiliometer when concrete strength measurement, and the concrete resiliometer need keep the perpendicular to in the use face of measuring, presses the concrete resiliometer of propulsion by the survey crew again and carries out the reading.

The traditional Chinese patent with reference to publication number CN204461920U discloses a concrete resiliometer, which comprises a resiliometer shell, a tension spring assembly, a heavy hammer and a striking rod, wherein the tension spring assembly is arranged at the top end of the resiliometer shell, the striking rod is arranged at the bottom end of the resiliometer shell, the heavy hammer is arranged between the tension spring assembly and the striking rod, and the concrete resiliometer further comprises a display, a processor, a bar grating and a photoelectric sensor; the display and the photoelectric sensor are respectively and electrically connected with the processor, the bar-shaped grating is arranged on the side surface of the heavy hammer, the display is arranged on the side surface of the shell of the resiliometer, the photoelectric sensor is arranged in the shell of the resiliometer, and the photoelectric sensor is matched with the bar-shaped grating and used for measuring the rebound height of the heavy hammer after the heavy hammer impacts the impact rod; the concrete resiliometer can realize digital reading, and has convenient operation and high reading precision.

The above prior art solutions have the following drawbacks: in actual use, survey personnel need whole guarantee that concrete resiliometer is perpendicular with measuring the face, and survey personnel still presses simultaneously and impels concrete resiliometer, need measure the difference many times during the measurement, if careless a little, if press the measurement back many times, survey personnel physical power descends, presses the angular deviation, and concrete resiliometer is easy and can't keep perpendicular with measuring the face, causes the deviation of data result.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a measuring device for hydraulic engineering has reached in measurement process, keeps concrete resiliometer perpendicular with the measuring surface, reduces the effect of measuring result's error.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a measuring device for hydraulic engineering, including the resiliometer body, the resiliometer body includes casing and impact rod, resiliometer body overcoat is equipped with supports the cover, support the lateral wall of cover opening part and the lateral wall coplane that the casing was kept away from to the impact rod, the casing outer wall is fixed with the connecting rod, the connecting rod is kept away from the one end of casing and is supported and be provided with the subassembly that slides between the cover inner wall, the direction of sliding of subassembly is parallel with the axis of impact rod, the lateral wall that the impact rod was kept away from to the casing is fixed with the push rod, push rod length direction's central line and the axis collineation of impact rod, the one end that the casing was kept away from to the push rod stretches.

By adopting the technical scheme, the resiliometer body is positioned in the support sleeve, if the resiliometer body falls to the ground carelessly in the measuring process, the support sleeve can effectively prevent the resiliometer body from being damaged by impact, and the arrangement of the connecting rod and the sliding assembly enables the resiliometer body to stably move in the support sleeve; when in measurement, the side wall at the opening of the supporting sleeve is firstly attached to the measuring surface, the shell moves in the supporting sleeve along the sliding direction of the sliding component by pushing the push rod, in the process of pushing the push rod, before one end of the push rod, which is far away from the shell, is contacted with the supporting sleeve, the bouncing rod can be completely retracted into the shell, so that the normal use of the resiliometer body is ensured, because one end of the elastic striking rod, which is far away from the shell, is tightly attached to the measuring surface, the elastic striking rod gradually retracts into the shell in the moving process of the shell, the end surface at the opening of the supporting sleeve is tightly abutted to the measuring surface, the contact area between the measuring device and the measuring surface is enlarged, thereby increasing the friction force, keeping the resiliometer body in a vertical state with the measuring surface when a measurer pushes the push rod, make the staff more laborsaving when keeping resiliometer body angle, guarantee staff's physical power to measuring result's error has been reduced.

The utility model discloses further set up to: the subassembly that slides is including fixing the forked tail piece of keeping away from casing one end at the connecting rod to and set up the dovetail at supporting set inner wall, the length direction of dovetail is parallel with the axis of tapping pole, and the lateral wall butt that tapping pole was kept away from to forked tail piece outer wall and dovetail, and the forked tail piece slides in the dovetail, and the length of dovetail is not less than the length of tapping pole.

Through adopting above-mentioned technical scheme, when the push rod promoted the resiliometer body and removes, the casing drives the connecting rod and removes, the connecting rod drives the forked tail piece and removes, the forked tail piece slides in the dovetail, make the resiliometer body can only remove along the length direction of dovetail, the length of dovetail is not less than the setting of the length of impact rod, make the forked tail piece when removing in the dovetail, the impact rod can be earlier retracted completely in the casing, and the forked tail piece can not touch the dovetail and be close to the lateral wall that supports the cover open end, the normal use of resiliometer body has been guaranteed.

The utility model discloses further set up to: and a connecting block is fixed on one side of the shell far away from the striking rod, and the push rod is in threaded connection with the connecting block.

Through adopting above-mentioned technical scheme, connecting block and push rod threaded connection for the push rod can be followed measuring device and dismantled, has shortened measuring device's length, makes measuring device when carrying or dress box, can not occupy the space of overlength, thereby has shortened the length of packing carton.

The utility model discloses further set up to: one end of the push rod, far away from the shell, is fixedly connected with a stress plate, and one side of the stress plate, far away from the push rod, is fixedly paved with an elastic layer.

Through adopting above-mentioned technical scheme, the setting up of atress board has made things convenient for the survey crew to promote the push rod, and the setting up of elastic layer makes the survey crew when promoting the push rod, and the elastic layer is pressed to the palm, has improved the comfort level when the palm promotes to press.

The utility model discloses further set up to: the outer wall of the shell is provided with a scale strip, and the outer wall of the supporting sleeve is provided with an observation port.

Through adopting above-mentioned technical scheme, can read data result through the scale bar, in the measurement process, can observe the displacement of resiliometer body through the viewing aperture to and can directly read the numerical value on the scale bar.

The utility model discloses further set up to: the observation port and the scale strips are positioned in the same radial divergence direction of the shell, and the length of the observation port is not less than the sum of the length of the scale strips and the length of the striking rod.

Through adopting above-mentioned technical scheme, the length of viewing aperture is not less than the length of scale strip and the setting of the length sum of the length of hitting the pole of bullet for before measuring, can directly see the scale strip through the viewing aperture, when the resiliometer body removed, the casing removal was followed to the scale strip, and the maximum distance that the scale strip removed is the length of hitting the pole for the bullet, has reached and reached the biggest back at scale strip displacement, still can read the numerical value on the scale strip through the viewing aperture.

The utility model discloses further set up to: the outer wall of the supporting sleeve is fixedly provided with a stabilizing ring, and the side wall of the stabilizing ring is coplanar with the side wall of the opening of the supporting sleeve.

Through adopting above-mentioned technical scheme, the stabilizing ring is fixed on supporting the cover outer wall, and the lateral wall of stabilizing ring can support tightly with measuring the face for measuring device increases with the area of contact who measures the face, thereby frictional force increases, and survey crew is when promoting the push rod, and the resiliometer body keeps more stable with the vertical state of measuring the face.

The utility model discloses further set up to: the outer wall of the supporting sleeve is fixedly provided with an anti-slip pad, the anti-slip pad is positioned at the bottom end of the supporting sleeve, the outer wall of the anti-slip pad is fixedly provided with anti-slip lines, and the length direction of the anti-slip lines is perpendicular to the central line of the length direction of the supporting sleeve.

Through adopting above-mentioned technical scheme, thus survey crew can hold the protection pad and drag the support cover by one hand when measuring, and the other hand promotes the push rod, and the setting of anti-skidding line has increased the frictional force of survey crew palm and slipmat to effectively prevented in the measurement process, survey crew's palm and support cover break away from, influence measuring result.

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

1. the side wall of the opening of the supporting sleeve is tightly abutted to the measuring surface, so that the contact area between the measuring device and the measuring surface is increased, the friction force is increased, and the resiliometer body is kept in a vertical state with the measuring surface when a measurer pushes the push rod, so that the error of a measuring result is reduced;

2. the stress plate is convenient for a measurer to push the push rod, and the elastic layer is arranged so that the palm presses the elastic layer when the measurer pushes the push rod, so that the comfort level when the palm pushes the push rod is improved;

3. the lateral wall of firm ring can support tightly with measuring the face for measuring device increases with the area of contact who measures the face, and thereby frictional force increases, and measurement personnel are when promoting the push rod, and the resiliometer body keeps more stable with the vertical state who measures the face.

Drawings

Fig. 1 is a schematic structural view of a measuring device for hydraulic engineering of the present invention;

fig. 2 is a cross-sectional view of a measuring device for hydraulic engineering of the present invention;

fig. 3 is the utility model discloses a measuring device's for hydraulic engineering explosion schematic diagram.

In the figure, 1, a resiliometer body; 11. a tapping rod; 12. a housing; 13. a scale bar; 2. a support sleeve; 21. a stabilizing ring; 22. a viewing port; 3. a connecting rod; 4. a slipping component; 41. a dovetail block; 42. a dovetail groove; 5. connecting blocks; 6. a push rod; 61. a stress plate; 62. an elastic layer; 7. a non-slip mat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a measuring device for hydraulic engineering, including resiliometer body 1, resiliometer body 1 includes casing 12 and striking rod 11, and casing 12 top is fixed with scale bar 13.

As shown in fig. 1 and fig. 2, a supporting sleeve 2 is sleeved outside a resiliometer body 1, the supporting sleeve 2 is hollow and cylindrical, the end face of the opening of the supporting sleeve 2 is coplanar with the side wall of a striking rod 11 far away from a shell 12, the axis of the supporting sleeve 2 is collinear with the axis of the resiliometer body 1, the outer wall of the shell 12 is fixedly connected with two connecting rods 3, in the embodiment, the two connecting rods 3 are symmetrical to the axis of the shell 12, a sliding assembly 4 is arranged between one end of each connecting rod 3 far away from the shell 12 and the inner wall of a supporting table, the sliding assembly 4 comprises a dovetail block 41 fixed at one end of each connecting rod 3 far away from the shell 12 and a dovetail groove 42 arranged on the inner wall of the supporting sleeve 2, the length direction of the dovetail groove 42 is parallel to the axis of the striking rod 11, before measurement, the side wall of the dovetail block 41 and the dovetail groove 42 are, the length of the dovetail groove 42 is not less than the length of the tapping rod 11, and one end of the dovetail groove 42 away from the housing 12 is communicated with the outside.

As shown in fig. 2 and 3, a connecting block 5 is fixed on a side wall of the housing 12 far away from the tapping rod 11, the connecting block 5 is cylindrical, an axis of the connecting block 5 is collinear with an axis of the housing 12, a push rod 6 is connected to a side wall of the connecting block 5 far away from the housing 12 in a threaded manner, a length direction of the push rod 6 is collinear with an axis of the connecting block 5, one end of the push rod 6 far away from the housing 12 extends out of the support sleeve 2, a length of a portion of the push rod 6 extending out of the support sleeve 2 is not less than a length of the tapping rod 11, one end of the push rod 6 far away from the connecting block 5 is fixedly connected with a stress plate 61, the stress plate 61 is cylindrical, an axis of the stress plate 61 is collinear with a length direction; when intensity measurement is carried out, firstly, the side wall at the opening of the support sleeve 2 is abutted against the measuring surface to ensure that the resiliometer body 1 is perpendicular to the measuring surface, the palm of a measurer presses the elastic layer 62 to push the push rod 6, so that the shell 12 moves in the support sleeve 2 along the length direction of the dovetail groove 42, the shell 12 drives the connecting rod 3 to move, the connecting rod 3 drives the dovetail block 41 to move, the dovetail block 41 slides in the dovetail groove 42, meanwhile, because the elastic striking rod 11 is abutted against the measuring surface, in the shell 12 in which the elastic striking rod 11 gradually retracts in the moving process of the shell 12, the side wall at the opening of the support sleeve 2 and the side wall of the elastic striking rod 11 far away from the shell 12 are both kept abutted against the measuring surface, the contact stress area of the measuring device and the measuring surface is enlarged by the side wall at the opening of the support sleeve 2, so that friction force is increased, when the measurer pushes the push rod 6, the resiliometer body, thereby reducing errors in the measurement results.

Referring back to fig. 1, the outer wall of the support sleeve 2 is fixedly provided with the stabilizing ring 21, the vertical section of the stabilizing ring 21 is circular, the side wall of the stabilizing ring 21 is coplanar with the side wall of the opening of the support sleeve 2, and during strength measurement, the side wall of the stabilizing ring 21 is tightly abutted to the measuring surface, so that the contact stress area of the measuring device and the measuring surface is enlarged, the friction force is increased, and the resiliometer body 1 keeps more stable in a state vertical to the measuring surface when a measurer pushes the push rod 6.

As shown in fig. 1 and 2, an observation port 22 is formed in the outer wall of the support sleeve 2, the observation port 22 and the scale strips 13 are located in the same radial divergence direction of the shell 12, the length of the observation port 22 is not less than the sum of the length of the scale strips 13 and the length of the tapping rod 11, when the push rod 6 is pushed, the push rod 6 pushes the shell 12 to move, the scale strips 13 can move along with the shell 12, the maximum distance that the scale strips 13 can move is the length of the tapping rod 11, after the tapping rod 11 retracts into the shell 12 completely, the shell 12 does not move any more, and the length of the observation port 22 can enable the scale strips 13 to still observe the scales on the scale strips 13 after reaching the maximum moving distance, so that the reading of the measured value is more convenient.

As shown in fig. 3, the fixed slipmat 7 that is provided with of outer wall of support cover 2, slipmat 7 is the rubber material in this embodiment, slipmat 7 is located the opposite radial direction of dispersing of support cover 2 with viewing aperture 22, slipmat 7 outer wall is fixed with anti-skidding line, the length direction perpendicular to of anti-skidding line supports 2 length direction's central line, measuring personnel is when measuring, before pushing away push rod 6 with the palm, need hold slipmat 7 with another hand earlier, thereby hold support cover 2, with this guarantee resiliometer body 1 is perpendicular with the measuring face, the anti-skidding line has increaseed frictional force between palm and the slipmat 7, effectively prevented in the measurement process, measuring personnel's palm and support cover 2 break away from, thereby influence the data of measuring result.

The implementation principle of the embodiment is as follows: when the strength is measured, the antiskid pad 7 is held by one hand, the side wall at the opening of the support sleeve 2, the side wall of the elastic striking rod 11 far away from the shell 12 and the side wall of the stabilizing ring 21 are all abutted against the measuring surface, so that the resiliometer body 1 is ensured to be perpendicular to the measuring surface, the other palm of a measurer presses the elastic layer 62, the push rod 6 is pushed, the push rod 6 pushes the connecting block 5 to move, the shell 12 moves in the support sleeve 2 along the length direction of the dovetail groove 42, the shell 12 drives the connecting rod 3 to move, the connecting rod 3 drives the dovetail block 41 to move, the dovetail block 41 slides in the dovetail groove 42, meanwhile, as the elastic striking rod 11 is abutted against the measuring surface, the elastic striking rod 11 gradually retracts in the shell 12 in the moving process, the side wall at the opening of the support sleeve 2 and the side wall of the elastic striking rod 11 far away from the shell 12 are both kept abutted against the measuring surface, the numerical value on the scale bar 13 can be read at any, the contact stress area of the measuring device and the measuring surface is enlarged by the side wall of the opening of the support sleeve 2 and the side wall of the stabilizing ring 21, so that the friction force is increased, the vertical state of the resiliometer body 1 and the measuring surface is kept when a measurer pushes the push rod 6, and the error of the measuring result is reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a measuring device for hydraulic engineering, includes resiliometer body (1), resiliometer body (1) includes casing (12) and impact rod (11), its characterized in that: resiliometer body (1) overcoat is equipped with supports cover (2), the terminal surface of support cover (2) opening part is kept away from the lateral wall coplane of casing (12) with impact rod (11), casing (12) outer wall is fixed with connecting rod (3), connecting rod (3) are kept away from the one end of casing (12) and are supported and be provided with between cover (2) inner wall and slide subassembly (4), the direction of sliding of subassembly (4) is parallel with the axis of impact rod (11), the lateral wall that impact rod (11) were kept away from in casing (12) is fixed with push rod (6), the central line of push rod (6) length direction and the axis collineation of impact rod (11), the one end that casing (12) were kept away from in push rod (6) stretches out and supports cover (2), the length that support cover (2) was stretched out in push rod (6) is not less than the length of impact rod (11).

2. The measuring device for hydraulic engineering according to claim 1, characterized in that: slip subassembly (4) including fixing dovetail block (41) of keeping away from casing (12) one end in connecting rod (3) to and set up dovetail (42) at support cover (2) inner wall, the length direction of dovetail (42) is parallel with the axis of striking rod (11), the lateral wall butt of striking rod (11) is kept away from with dovetail (42) to dovetail block (41) outer wall, dovetail block (41) slide in dovetail (42), the length of dovetail (42) is not less than the length of striking rod (11).

3. The measuring device for hydraulic engineering according to claim 1, characterized in that: one side of the shell (12) far away from the elastic striking rod (11) is fixed with a connecting block (5), and the push rod (6) is in threaded connection with the connecting block (5).

4. The measuring device for hydraulic engineering according to claim 1, characterized in that: one end of the push rod (6) far away from the shell (12) is fixedly connected with a stress plate (61), and one side of the stress plate (61) far away from the push rod (6) is fixedly paved with an elastic layer (62).

5. The measuring device for hydraulic engineering according to claim 1, characterized in that: the outer wall of the shell (12) is provided with a scale strip (13), and the outer wall of the support sleeve (2) is provided with an observation port (22).

6. The measuring device for hydraulic engineering according to claim 5, characterized in that: the observation port (22) and the scale strips (13) are positioned in the same radial divergence direction of the shell (12), and the length of the observation port (22) is not less than the sum of the length of the scale strips (13) and the length of the tapping rod (11).

7. The measuring device for hydraulic engineering according to claim 1, characterized in that: the outer wall of the support sleeve (2) is fixedly provided with a stabilizing ring (21), and the side wall of the stabilizing ring (21) is coplanar with the side wall of the opening of the support sleeve (2).

8. The measuring device for hydraulic engineering according to claim 1, characterized in that: support cover (2) outer wall and set firmly slipmat (7), slipmat (7) are located and support cover (2) bottom, and slipmat (7) outer wall sets firmly anti-skidding line, and the length direction perpendicular to of antiskid line supports cover (2) length direction's central line.