CN213021405U

CN213021405U - Concrete test piece roughness survey device

Info

Publication number: CN213021405U
Application number: CN202021792347.1U
Authority: CN
Inventors: 邓金林; 李鹏; 胡萧笛; 练赟
Original assignee: Zhenjiang Construction Engineering Quality Inspection Center Co ltd
Current assignee: Zhenjiang Construction Engineering Quality Inspection Center Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-04-20
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to a detect technical field, concretely relates to concrete sample roughness survey device, include: the standard part is used for being placed on a to-be-tested plane of the concrete test piece, and a groove which runs through the upper surface and the lower surface of the standard part is formed in the standard part; and the detection device is arranged in the slot in a sliding manner, and a test head at the bottom end of the detection device is suitable for penetrating through the slot and being in sliding contact with a plane to be tested of the concrete sample. Above-mentioned concrete sample roughness survey device places on the awaiting measuring plane of awaiting measuring concrete sample through the standard component to offer the trench on the standard component, slide detection device and set up in the trench, make detection device sliding contact await measuring the plane of awaiting measuring concrete sample at the slip in-process, thereby realize measuring the surface smoothness of concrete sample, simple structure, test operation is simple and convenient, it is higher to measure the precision, the error is little.

Description

Concrete test piece roughness survey device

Technical Field

The utility model belongs to the technical field of detect, concretely relates to concrete sample roughness survey device.

Background

The surface flatness of the concrete structure is an important index influencing the quality of the concrete, and leads the appearance of the concrete structure directly.

When detecting concrete surface flatness, often need with the help of roughness check out test set, current concrete surface flatness detects and adopts steel plate chi and clearance gauge to measure usually, during the measurement, should stand rigid plate chi and violently put on the concrete surface, slowly rotate 360, measure its maximum clearance with the clearance gauge and regard as the plane degree value. The measuring device has a simple structure, but needs more parts, is more complex in measuring method and has larger error.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the problem among the prior art is overcome to a concrete sample roughness survey device is provided.

Therefore, the utility model provides a concrete sample roughness survey device, include:

the standard piece is used for being placed on a to-be-tested plane of the concrete test piece, and a groove which vertically penetrates through the upper surface and the lower surface of the standard piece is formed in the standard piece;

and the detection device is arranged in the slot in a sliding manner, and a test head at the bottom end of the detection device is suitable for vertically penetrating through the slot and being in sliding contact with a plane to be tested of the concrete sample.

Optionally, the concrete sample flatness measuring device further includes a guiding mechanism for guiding the detecting device to slide along the slot.

Optionally, the concrete sample roughness survey device, guiding mechanism includes:

a guide sliding chute which is arranged on the side wall of the standard part and communicated with the groove position; and

and the fixing piece is arranged on the outer surface of the detection device extending into the slot position, protrudes outwards in the radial direction and is in sliding fit with the guide sliding chute.

Optionally, in the device for measuring the flatness of the concrete sample, the guide mechanism is a slider arranged on the outer surface of the detection device extending out of the slot position, and the slider is slidably arranged on the upper surface of the standard part.

Optionally, in the device for measuring flatness of a concrete sample, the standard piece is a cubic iron block, and the groove extends along a length direction of the cubic iron block.

Optionally, the concrete sample flatness determination device, the detection device is a dial indicator.

Optionally, the concrete sample flatness measuring device is provided with a pointer disc capable of reading.

Optionally, the concrete sample roughness survey device, detection device have the cladding in the protective sheath of test head surface, the protective sheath part extend to in the trench, just the mounting sets up the protective sheath extends to surface in the trench.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a concrete sample roughness survey device, include: the standard part is used for being placed on a to-be-tested plane of the concrete test piece, and a groove which runs through the upper surface and the lower surface of the standard part is formed in the standard part;

and the detection device is arranged in the slot in a sliding manner, and a test head at the bottom end of the detection device is suitable for penetrating through the slot and being in sliding contact with a plane to be tested of the concrete sample.

Above-mentioned concrete sample roughness survey device places on the awaiting measuring plane of awaiting measuring concrete sample through the standard component to offer the trench on the standard component, slide detection device and set up in the trench, make detection device sliding contact await measuring the plane of awaiting measuring concrete sample at the slip in-process, thereby realize measuring the surface smoothness of concrete sample, simple structure, test operation is simple and convenient, it is higher to measure the precision, the error is little.

2. The utility model provides a concrete sample flatness measuring device, which also comprises a guide mechanism, wherein the guide mechanism comprises a guide chute which is arranged on the side wall of the standard part and is communicated with the groove position; and

and the fixing piece is arranged on the outer surface of the detection device extending into the slot position and protrudes outwards in the radial direction. Through the arrangement of the guide mechanism, the detection device can conveniently perform sliding guide when sliding measurement is performed along the slot position; meanwhile, the detection device can be positioned at the same height when sliding along the slot position, and errors in testing are reduced.

3. The utility model provides a concrete sample roughness survey device, guiding mechanism is for setting up detection device stretches out slider on the surface in the trench outside, the slider is slided and is located the upper surface of standard component. The structure is simpler, only slides through the slider and sets up the upper surface at the standard component, can ensure to be in same height when guaranteeing detection device to be in along the trench slip with the direction, error when reducing the test.

4. The utility model provides a concrete sample roughness survey device, detection device is the amesdial. The precision is higher, and the error is less.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a concrete specimen flatness measuring apparatus according to the present invention;

fig. 2 is the utility model discloses a concrete sample roughness survey device's main structure schematic diagram of looking.

Description of reference numerals:

11-standard parts; 12-a detection device; 121-pointer plate; 122-a protective sheath; 123-a test head; 124-a guide slide block; 13-groove position; 14-a guide chute;

2-concrete test piece;

and 3, fixing the part.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The concrete sample flatness measuring device of the present embodiment, as shown in fig. 1 to fig. 2, includes a standard component 11 and a detecting device 12, wherein the outer surface of the standard component 11 is a plane, and is suitable for being placed on a to-be-tested plane of the concrete sample 2, and a groove 13 is formed in the groove and runs through the upper and lower surfaces of the standard component 11; the detection device 12 is slidably disposed in the slot 13 and the testing head 123 at the bottom end thereof is adapted to pass through the slot 13 and slidably contact the upper surface of the concrete specimen 2 to be tested, i.e., the concrete specimen 2 as shown in fig. 1 and 2.

For the standard 11, the standard 11 is a cubic iron block, and the outer surface of the standard is a plane; the specific dimensions are not described or defined in detail. As shown in fig. 1, the slot 13 is a slot 13 extending in the length direction of the standard component 11 and vertically penetrating the height direction of the standard component 11. It should be noted that the slot 13 does not penetrate through both ends of the standard component 11 in the length direction, that is, the length of the slot 13 is smaller than that of the standard component 11.

The concrete specimen 2 may be a cube having a side of 10cm or 15cm in size. Alternatively, the standard 11 is smaller in size than the concrete specimen 2.

The specific structure and operation of the detecting device 12, such as a dial indicator commonly available on the market, are not described or defined in detail herein. Specifically, as shown in fig. 2, the test device comprises a pointer disk 121 with a readable upper end, a test head 123 with a lower end, and a protective sleeve 122 arranged on the outer surface of the test head 123 for protecting the test head 123, wherein the test head 123 extends partially out of the protective sleeve 122; more specifically, the protective sheath 122 extends at least partially into the slot 13 and partially out of the slot 13. The material of the protective sheath 122 is not particularly limited.

As shown in fig. 2, the guide mechanism includes a guide runner 14 opened on the side wall of the standard component 11 and communicating with the slot position, and a fixing member 3 arranged on the outer surface of the detecting device 12 and protruding radially outward, the fixing member 3 is slidably arranged in the guide runner 14, and optionally, a part of the fixing member 3 protrudes out of the guide runner 14. The guide runner extends along the length of the slot 13. Optionally, the fixing element 3 is disposed on the outer wall surface of the protecting cover 122, and may be integrally formed on the outer surface of the protecting cover 122, or may be fixed on the outer surface of the protecting cover 122 by gluing or welding. The shapes of the fixing member 3 and the guide chute 14 are not described and limited in detail, and may be square, arc, triangle, etc., and are not limited in particular. Alternatively, a slider may be provided only on the outer surface of the slot 13 of the detecting device 12, and the slider is slidably provided on the upper surface of the standard member 11, so as to perform guiding and supporting functions, so that the detecting device 12 is always at the same height when moving along the slot 13, thereby ensuring the accuracy of measurement.

For the slot 13, the structure matches the shapes of the protection casing 122 and the test head 123, i.e. it is step-shaped, specifically, the width of the upper end is larger than that of the lower end, and the bottom end of the protection casing 122 is set on the step. The supporting and positioning functions of the detection device 12 are realized.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a concrete sample roughness survey device which characterized in that includes:

the standard part (11) is placed on a to-be-tested plane of the concrete test piece (2), and a groove (13) which vertically penetrates through the upper surface and the lower surface of the standard part (11) is formed in the standard part;

the detection device (12) is arranged in the slot position (13) in a sliding mode, and a test head (123) at the bottom end of the detection device is suitable for vertically penetrating through the slot position (13) and being in sliding contact with a to-be-tested plane of the concrete test piece (2).

2. The concrete specimen flatness measuring apparatus according to claim 1, further comprising a guide mechanism for guiding the detecting device (12) to slide along the slot (13).

3. The concrete specimen flatness determining apparatus according to claim 2, wherein the guide mechanism includes:

a guide sliding chute (14) which is arranged on the side wall of the standard part (11) and communicated with the slot position (13); and

and the fixing piece (3) is arranged on the outer surface of the detection device (12) extending into the slot position (13), protrudes outwards in the radial direction and is in sliding fit with the guide sliding chute (14).

4. The concrete specimen flatness detecting apparatus according to claim 2, wherein the guide mechanism is a slider provided on an outer surface of the detecting device (12) that protrudes outside the slot (13), the slider being slidably provided on an upper surface of the standard member (11).

5. The concrete specimen flatness detecting apparatus according to any one of claims 1 to 4, wherein the standard member (11) is a cubic iron block, and the groove (13) extends in a length direction of the cubic iron block.

6. The concrete specimen flatness determination apparatus according to claim 5, wherein the detection device (12) is a dial gauge.

7. The concrete specimen flatness measuring apparatus according to claim 6, wherein the detecting device (12) has a pointer dial (121) that can read.

8. The concrete sample flatness measuring device according to claim 3, wherein the detecting device (12) has a protective sleeve (122) covering the outer surface of the test head (123), the protective sleeve (122) partially extends into the slot (13), and the fixing member (3) is disposed on the outer surface of the protective sleeve extending into the slot (13).