CN218212468U - Strength detection mechanism of dam body - Google Patents
Strength detection mechanism of dam body Download PDFInfo
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- CN218212468U CN218212468U CN202222539240.1U CN202222539240U CN218212468U CN 218212468 U CN218212468 U CN 218212468U CN 202222539240 U CN202222539240 U CN 202222539240U CN 218212468 U CN218212468 U CN 218212468U
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- guide cylinder
- detection mechanism
- resiliometer
- support rod
- strength detection
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Abstract
The application relates to the field of hydraulic engineering dam body detection equipment, in particular to a dam body strength detection mechanism which comprises a resiliometer, a guide cylinder and two L-shaped rods; the guide cylinder is coaxially and slidably connected with the resiliometer; the L-shaped rod comprises a vertical section and a horizontal section; one end of the vertical section penetrates through the supporting rod and is connected with the supporting rod in a sliding manner; the vertical section is sleeved with a compression spring. The intensity detection mechanism of the dam body of design, cooperation through L type pole and compression spring, make the guide cylinder support tightly with the detection face under the effect of bracing piece, thereby there are a plurality of strong points between guide cylinder and the detection face, a plurality of strong points constitute a stable supporting plane, whole intensity detection mechanism's stability has been strengthened, slide downwards and examine time measuring to detection face intensity along the guide cylinder inner wall when the resiliometer, the difficult slope that takes place, thereby improve the straightness that hangs down of resiliometer axis and detection face when detecting, and then improve the accuracy of intensity detection data.
Description
Technical Field
The application relates to the field of hydraulic engineering dam body detection equipment, in particular to a dam body strength detection mechanism.
Background
In the hydraulic engineering dam body work progress, need carry out intensity detection to different facilities of dam body to do benefit to before not doing work, know in advance and in time rework.
The construction material of the dam body of the hydraulic engineering and the related facilities is generally concrete, the strength is usually measured by a rebound method aiming at the concrete strength detection, the used equipment is a rebound tester, namely a heavy hammer driven by a spring is used, the surface of the concrete is bounced by a bouncing rod, the distance of the rebound of the heavy hammer is measured, and the concrete strength is estimated by taking the rebound value (the ratio of the rebound distance to the initial length of the spring) as an index related to the strength. When the resiliometer is used for measuring the rebound value, the axis of the resiliometer is always perpendicular to the concrete detection surface, and the resiliometer slowly applies pressure, accurately reads and quickly resets.
When measuring the dam through the resiliometer and facing the support intensity of building block, because general building block area is great, and the measurement personnel stand more and detect on the building block face, under measurement personnel weight effect, the dam face is strengthened building block support intensity, has reduced the ejector pin rebound value of resiliometer for the numerical value that the resiliometer obtained is on the low side of actual numerical value.
In order to solve the problems, the patent document 202120476720.0 discloses strength detection equipment for a hydraulic engineering dam body, which comprises a resiliometer, wherein an installation cover is arranged on the resiliometer, support bars are arranged on two sides of the installation cover, a sliding pipe is sleeved on each support bar, a second stud is arranged on one side of each support bar, and a sliding opening and a second stud penetrating through the sliding opening are formed in each sliding pipe.
To the correlation technique among the above-mentioned, the inventor thinks the intensity check out test set of hydraulic engineering dam body of design, when using, because the impact arm of resiliometer and detection face only have a butt joint point, lead to whole equipment stability lower, the resiliometer inclines easily, hardly guarantees the straightness that hangs down of axis and the detection face of resiliometer to influence the accuracy of intensity detection data.
SUMMERY OF THE UTILITY MODEL
In order to improve the accuracy of intensity detection data, the application provides an intensity detection mechanism of dam body.
The application provides a dam body's intensity detection mechanism adopts following technical scheme:
a strength detection mechanism of a dam body comprises a resiliometer, wherein an installation cover is coaxially connected to the resiliometer, two support rods are connected to the periphery of the installation cover, and the strength detection mechanism further comprises a guide cylinder and two L-shaped rods; the guide cylinder is coaxially and slidably connected with the resiliometer, and one end of the guide cylinder, which is far away from the support rod, can be abutted against a detection surface; the two L-shaped rods are symmetrically arranged relative to the guide cylinder and comprise vertical sections and horizontal sections; one end of the vertical section penetrates through the supporting rod and is connected with the supporting rod in a sliding manner; one end of the horizontal section is connected with the periphery of the guide cylinder; the vertical section is sleeved with a compression spring, one end of the compression spring is abutted to the supporting rod, and the other end of the compression spring is abutted to the horizontal section.
By adopting the technical scheme, when the supporting strength of the dam face to the building block is measured, the strength detection mechanism is placed on the building block, an operator stands outside the building block and applies force to the two support rods, so that the guide cylinder is abutted against the detection face, and meanwhile, the resiliometer slides downwards along the inner wall of the guide cylinder, so that the strength detection is completed; the intensity detection mechanism of the dam body of design, cooperation through L type pole and compression spring, make the guide cylinder support tightly with the detection face under the effect of bracing piece, thereby there are a plurality of strong points between guide cylinder and the detection face, a plurality of strong points constitute a stable supporting plane, whole intensity detection mechanism's stability has been strengthened, slide downwards and examine time measuring to detection face intensity along the guide cylinder inner wall when the resiliometer, the difficult slope that takes place, thereby improve the straightness that hangs down of resiliometer axis and detection face when detecting, and then improve the accuracy of intensity detection data.
Optionally, one end of the vertical section penetrating through the supporting rod is connected with an anti-falling nut.
Through adopting above-mentioned technical scheme, the anticreep nut of design can avoid L type pole and bracing piece separation.
Optionally, one end of the guide cylinder, which is far away from the support rod, is connected with an annular pad.
Through adopting above-mentioned technical scheme, the annular pad of design can increase the area of contact between guide cylinder and the detection face to improve whole intensity detection mechanism's stability.
Optionally, a strip-shaped observation hole for checking the scales of the resiliometer is formed in the guide cylinder.
Through adopting above-mentioned technical scheme, the last scale data of resiliometer is read to the bar inspection hole of design, the staff of being convenient for.
Optionally, a plurality of lightening holes are formed in the periphery of one end, far away from the supporting rod, of the guide cylinder.
Through adopting above-mentioned technical scheme, the lightening hole of design has reduced the weight of guide cylinder, has practiced thrift the manufacturing material cost of guide cylinder, and is convenient for the staff and observes the flexible length of resiliometer's impact rod through the lightening hole.
Optionally, the support device further comprises a sliding pipe, wherein the sliding pipe is sleeved on the support rod and is connected with the support rod in a sliding manner.
Through adopting above-mentioned technical scheme, adjust the position of slide pipe according to the size of a dimension of different building blocks to make the testing personnel homoenergetic of being surveyed the building block both sides can stand outside the building block that awaits measuring, enlarged intensity detection mechanism's application scope.
Optionally, the anti-dropping bolt is further included; a strip-shaped hole for the anti-falling stud to pass through is formed in the sliding pipe; the anti-falling stud is connected with the supporting rod.
Through adopting above-mentioned technical scheme, the anticreep double-screw bolt of design through the cooperation with the bar hole, can avoid slide pipe and bracing piece separation.
Optionally, one end of the anti-falling stud penetrating through the strip-shaped hole is connected with a fastening nut.
Through adopting above-mentioned technical scheme, the fastening nut of design can realize the fixed to the slide pipe.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the designed dam body strength detection mechanism, the guide cylinder is tightly abutted to the detection surface under the action of the support rod through the matching of the L-shaped rod and the compression spring, so that a plurality of support points exist between the guide cylinder and the detection surface, the plurality of support points form a stable support plane, the stability of the whole strength detection mechanism is enhanced, and when a resiliometer slides downwards along the inner wall of the guide cylinder and detects the strength of the detection surface, the resiliometer is not easy to incline, so that the perpendicularity between the axis of the resiliometer and the detection surface during detection is improved, and the accuracy of strength detection data is improved;
2. according to the designed dam strength detection mechanism, the contact area between the guide cylinder and the detection surface is increased through the annular pad, so that the stability of the whole strength detection mechanism is improved;
3. the strength detection mechanism of the dam body can adjust the position of the sliding pipe according to the sizes of different building blocks, so that detection personnel on two sides of a detected building block can stand outside the building block to be detected, and the application range of the strength detection mechanism is expanded.
Drawings
Fig. 1 is a schematic structural diagram of an overall strength detection mechanism of a dam according to an embodiment of the present application.
Description of reference numerals: 01. a rebound tester; 02. installing a cover; 03. a support bar; 04. a guide strip; 1. a guide cylinder; 11. a strip-shaped observation hole; 12. lightening holes; 13. a guide chute; 2. an L-shaped rod; 21. a vertical section; 22. a horizontal segment; 3. a compression spring; 4. an anti-drop nut; 5. an annular pad; 6. a slide pipe; 61. a strip-shaped hole; 7. an anti-drop stud; 8. fastening a nut; 9. a handle.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses intensity detection mechanism of dam body.
Referring to fig. 1, the dam strength detection mechanism comprises a resiliometer 01, a guide cylinder 1, an L-shaped rod 2, a slide pipe 6 and an anti-drop stud 7.
Referring to fig. 1, an installation cover 02 is coaxially arranged at one end of a resiliometer 01, the installation cover 02 is connected with the resiliometer 01 through bolts, two support rods 03 are welded on the periphery of the installation cover 02, and the two support rods 03 are symmetrically arranged relative to the installation cover 02.
Referring to fig. 1, the number of the slide pipes 6 is two, and the two slide pipes 6 are respectively sleeved on the two support rods 03 and are slidably connected with the slide pipes 6.
Referring to fig. 1, the anti-falling stud 7 is vertically arranged on the upper side surface of the support rod 03, and the anti-falling stud 7 is in threaded connection with the support rod 03; the slide pipe 6 is provided with a strip-shaped hole 61 along the length direction thereof, through which the anti-falling stud 7 passes, and one end of the anti-falling stud 7 passing through the strip-shaped hole 61 is connected with a fastening nut 8 through a thread; the end of the slide pipe 6 far away from the mounting cover 02 is welded with a force application handle 9.
Referring to fig. 1, guide cylinder 1 is coaxial to be located on resiliometer 01, and resiliometer 01 week side is gone up to bond and is had gib block 04, offers the direction spout 13 that supplies gib block 04 to slide along self axial on the 1 inner wall of guide cylinder, and guide cylinder 1 and resiliometer 01 sliding connection just avoid guide cylinder 1 to produce the rotation when following self axial displacement through gib block 04.
Referring to fig. 1, a strip-shaped observation hole 11 for checking the scales of the resiliometer 01 is formed in the guide cylinder 1 along the axial direction of the guide cylinder; four lightening holes 12 are formed in the periphery of one end, far away from the supporting rod 03, of the guide cylinder 1, and the four lightening holes 12 are evenly distributed along the circumferential direction of the guide cylinder 1.
Referring to fig. 1, an annular pad 5 is welded to one end of the guide cylinder 1 far away from the support rod 03, and one side of the annular pad 5 far away from the guide cylinder 1 can abut against a detection surface.
Referring to fig. 1,L, the number of the bars 2 is two, and the two L-shaped bars 2 are symmetrically arranged with respect to the guide cylinder 1.
Referring to fig. 1,L a type of rod 2 includes a vertical section 21 and a horizontal section 22; one end of the vertical section 21 penetrates through the support rod 03 and is connected with the support rod 03 in a sliding manner, and one end of the vertical section 21 penetrating through the support rod 03 is connected with the anti-falling nut 4 in a threaded manner; one end of the horizontal section 22 is welded with the peripheral side of the guide cylinder 1; the vertical section 21 is sleeved with a compression spring 3, one end of the compression spring 3 is abutted to the support rod 03, and the other end of the compression spring is abutted to the horizontal section 22.
The implementation principle of the dam body strength detection mechanism in the embodiment of the application is as follows: when measuring the dam and facing the support intensity of building block, place intensity detection mechanism in the position of awaiting measuring, make annular pad 5 and detection face butt, then adjust slide pipe 6 according to the size of a dimension of building block, the staff until both sides can stand and to the 9 application of force of handle outside the building block that awaits measuring, and adjust fastening nut 8 and fix slide pipe 6, at last to the 9 application of force of handle, make resiliometer 01 along 1 inner wall lapse of guide cylinder and make the impact bar strike the detection face, 11 scale data on the resiliometer 01 are read to rethread bar observation hole, thereby accomplish intensity detection.
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 intensity detection mechanism of dam body, includes resiliometer (01), coaxial coupling has installation lid (02) on resiliometer (01), be connected with two spinal branch vaulting poles (03), its characterized in that on installation lid (02) week side: the device also comprises a guide cylinder (1) and two L-shaped rods (2);
the guide cylinder (1) is coaxially and slidably connected with the resiliometer (01), and one end, far away from the support rod (03), of the guide cylinder (1) can be abutted against a detection surface;
the two L-shaped rods (2) are symmetrically arranged relative to the guide cylinder (1), and each L-shaped rod (2) comprises a vertical section (21) and a horizontal section (22);
one end of the vertical section (21) penetrates through the supporting rod (03) and is connected with the supporting rod (03) in a sliding manner;
one end of the horizontal section (22) is connected with the peripheral side of the guide cylinder (1);
the vertical section (21) is sleeved with a compression spring (3), one end of the compression spring (3) is abutted against the support rod (03), and the other end of the compression spring is abutted against the horizontal section (22).
2. The dam strength detection mechanism of claim 1, wherein: one end of the vertical section (21) penetrating through the support rod (03) is connected with an anti-falling nut (4).
3. The dam strength detection mechanism of claim 1, wherein: one end of the guide cylinder (1) far away from the support rod (03) is connected with an annular pad (5).
4. The dam strength detection mechanism of claim 1, wherein: and a strip-shaped observation hole (11) for checking scales of the resiliometer (01) is formed in the guide cylinder (1).
5. The dam strength detection mechanism according to claim 1, wherein: a plurality of lightening holes (12) are formed in the peripheral side of one end, far away from the supporting rod (03), of the guide cylinder (1).
6. The dam strength detection mechanism according to claim 1, wherein: the support rod is characterized by further comprising a sliding pipe (6), wherein the sliding pipe (6) is sleeved on the support rod (03) and is in sliding connection with the support rod (03).
7. The dam strength detection mechanism of claim 6, wherein: the anti-drop stud bolt (7) is also included;
a strip-shaped hole (61) through which the anti-falling stud (7) passes is formed in the sliding pipe (6);
the anti-falling stud (7) is connected with the support rod (03).
8. The dam strength detection mechanism of claim 7, wherein: one end of the anti-falling stud (7) penetrating through the strip-shaped hole (61) is connected with a fastening nut (8).
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CN202222539240.1U CN218212468U (en) | 2022-09-23 | 2022-09-23 | Strength detection mechanism of dam body |
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CN202222539240.1U CN218212468U (en) | 2022-09-23 | 2022-09-23 | Strength detection mechanism of dam body |
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