CN212780284U

CN212780284U - Mortar strength detection device

Info

Publication number: CN212780284U
Application number: CN202021718616.XU
Authority: CN
Inventors: 郭嘉婳; 张思源; 王挑战; 杨军; 谷雅萌; 张辉
Original assignee: Kaifeng Zhubang Commercial Mortar Co ltd
Current assignee: Kaifeng Zhubang Commercial Mortar Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-03-23
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a mortar intensity detection device, include: the device comprises a base, a supporting plate, a data acquisition subsystem and a data acquisition display; a telescopic cylinder is arranged above the base, the top of the telescopic cylinder is connected with a bearing plate, and a clamping mechanism is arranged above the bearing plate; a first supporting plate and a second supporting plate are symmetrically arranged on two sides of the telescopic cylinder, and a first threaded rod penetrates through the first supporting plate; one end of the threaded rod is connected with the rotary table, the other end of the threaded rod is connected with the sliding rod, and the sliding rod penetrates through the fixing piece; the fixing piece is connected with the first supporting plate; the other end of the sliding rod is connected with a moving piece, and the moving piece is provided with a first flat pressing head; the second support plate is provided with a digital sampling subsystem, one end of the digital sampling subsystem close to the first flat pressing head is connected with a second flat pressing head, and the first flat pressing head corresponds to the second flat pressing head; the measuring efficiency is high, and the safety threat that operators are injured by clamping is avoided; the accuracy of measurement is improved, convenient operation.

Description

Mortar strength detection device

Technical Field

The utility model belongs to the check out test set field especially relates to a mortar intensity detection device.

Background

The masonry mortar strength is an important parameter for masonry engineering detection and is an important basis for evaluating the engineering quality, safety and service life of masonry engineering; the mortar acceptance meets the following standards: the average value of the compressive strength of the mortar test blocks in the same acceptance batch is greater than or equal to the cubic compressive strength corresponding to the designed strength grade; the minimum group of average values of the compressive strength of the mortar test blocks in the same acceptance batch are required to be more than or equal to 0.75 time of the compressive strength of the cube corresponding to the designed strength grade; GB50003 is defined according to the average value of the compressive strength of test blocks, and the masonry strength is determined on the basis of the average value under the condition that the compressive strength of the mortar is reduced by 25%. And the construction quality of the mortar strength is evaluated by the evaluation condition by adopting the conventional method in the 'building engineering quality inspection evaluation Standard' GBJ 301.

However, there are many methods for detecting the mortar strength, and when the penetration type mortar strength detector is adopted to detect that the nail is too thin and penetrates too deeply, the hole wall is easily damaged and mortar debris is generated and fills the hole wall in the taking-out process of the nail, so that the nail is difficult to take out and the measuring accuracy is low; most of the physical quantity is indirectly tested for the compressive strength of the masonry mortar, the compressive strength value of the masonry mortar is obtained through formula conversion, and the specification limits the application range of the physical quantity to a certain extent, the calculation is complex, and the strength of the mortar is difficult to accurately measure; when the selective pressure method is adopted for detection, the detection is fast by manual holding, the other person carries out clamping through operation, after clamping, the hand is separated from the clamping block, the working efficiency is low, multiple persons are required to participate simultaneously, and certain safety threat exists to operating personnel.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a mortar strength detection device, by arranging a clamping mechanism, a person only needs to put a measuring block into the clamping mechanism, the clamping mechanism automatically sends the measuring block into a position to be measured for measurement, the operation can be completed by one person, the measuring efficiency is high, and the safety threat that an operator is injured by clamping is avoided; the measuring accuracy is improved, the sponge layer is arranged on the clamping block, damage to the measuring block is reduced, pressurization is manually carried out, loading is more uniform, influence factors are small, and the measuring clamp is more accurate, convenient to operate, small in size and convenient to carry.

The utility model provides a following technical scheme:

a mortar strength detection device includes: the device comprises a base, a supporting plate, a data acquisition subsystem and a data acquisition display; a telescopic cylinder is arranged above the base, the top of the telescopic cylinder is connected with a bearing plate, and a clamping mechanism is arranged above the bearing plate; a first supporting plate and a second supporting plate are symmetrically arranged on two sides of the telescopic cylinder, an internal threaded hole is formed in the position, close to the top, of the first supporting plate, and a first threaded rod penetrates through the internal threaded hole; one end of the threaded rod is connected with the rotary table, the other end of the threaded rod is connected with the sliding rod, and the sliding rod penetrates through the fixing piece and is connected with the fixing piece in a sliding mode; the fixing piece is connected with the first supporting plate; the other end of the sliding rod is connected with a moving piece, and the moving piece is provided with a first flat pressing head; the second support plate is provided with a digital sampling subsystem, one end of the digital sampling subsystem, which is close to the first flat pressing head, is connected with the second flat pressing head, and the first flat pressing head and the second flat pressing head are correspondingly clamped; the data acquisition subsystem is connected with a data acquisition display.

Preferably, the clamping mechanism comprises two fixing plates which are symmetrically arranged, internal thread holes are formed in the positions, close to the tops, of the two fixing plates, second threaded rods penetrate through the internal thread holes, one ends of the second threaded rods are connected with rotating handles, and the other ends of the second threaded rods are connected with moving rods; the positions of the movable rods close to the two ends are both connected with sliding blocks.

Preferably, the one end that the fixed plate is close to the carriage release lever is connected with the connecting block, second threaded rod through connection piece and with connecting block clearance sliding connection.

Preferably, the connecting block is symmetrically provided with two support rods, and the two support rods are rotatably connected with the connecting block through pin shafts; the other ends of the two supporting rods are connected with clamping blocks.

Preferably, the opposite side surfaces of the two support rods are provided with sliding grooves; the sliding groove is mutually matched and slidably connected with the sliding block on the movable rod.

Preferably, the two support rods are rotatably connected with the clamping block through pin shafts.

Preferably, one end of the clamping block, which is far away from the supporting rod, is provided with a sponge layer.

Preferably, when the measuring device is used, the manufactured measuring block is placed on the clamping block side of the clamping mechanism, the rotating handle is rotated, the second threaded rod drives the moving rod to slide in the sliding groove of the supporting rod, the supporting rod changes the separation angle, the clamping block is further driven to move, the measuring block is clamped, and through the arranged sponge layer, the influence on the load borne by the measuring block is reduced, and the measuring accuracy is improved; and then, lifting the telescopic cylinder, aligning the measuring block to the middle of the first flat pressing head and the second flat pressing head, driving the first threaded rod to rotate by rotating the rotary table, further driving the sliding rod to slide forwards, driving the first flat pressing head to move by the sliding rod, pressing the measuring block by the first flat pressing head and the second flat pressing head, loosening and falling down the clamping mechanism, pressing the measuring block by force until the measuring block is damaged, collecting by the data acquisition subsystem and recording a heating peak value when the measuring block is damaged by pressing by the data acquisition display, and calculating the compressive strength according to a formula.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to a mortar intensity detection device, through setting up fixture, the people only need to measure the piece and put into fixture, fixture is automatic will measure the piece and send into the position that awaits measuring and measure, single just can accomplish the operation, and measurement of efficiency is high, avoids operating personnel to receive the security threat of pressing from both sides hindering.

(2) The utility model relates to a mortar intensity detection device improves the measuring accuracy, through set up the sponge layer on the clamp splice, reduces the damage to the measuring block, and manual pressurization adds lotus more evenly, and the influence factor is little, and is more accurate, convenient operation, small, portable.

(3) The utility model relates to a mortar intensity detection device, through the sponge layer that the clamp splice set up, reduces the influence that bears the load to measuring the piece, increases and measures the accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the clamping mechanism of the present invention.

Fig. 3 is a partially enlarged schematic view of the clamping mechanism of the present invention.

In the figure: 1. a base; 2. a first support plate; 3. a second support plate; 4. a telescopic cylinder; 5. a carrier plate; 6. a clamping mechanism; 7. a first threaded rod; 8. a data acquisition subsystem; 9. a data acquisition subsystem; 10. a slide bar; 11. a fixing member; 12. a moving member; 13. a first smoothing head; 14. a second flat ram; 15. a turntable; 601. a fixing plate; 602. a second threaded rod; 603. turning a handle; 604. connecting blocks; 605. a strut; 606. a chute; 607. a travel bar; 608. a slider; 609. a clamping block; 6010. a sponge layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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 one

As shown in fig. 1 to 3, a mortar strength detecting apparatus includes: the device comprises a base 1, a supporting plate, a data acquisition subsystem 8 and a data acquisition display 9; a telescopic cylinder 4 is arranged above the base 1, the top of the telescopic cylinder 4 is connected with a bearing plate 5, and a clamping mechanism 6 is arranged above the bearing plate 5; a first supporting plate 2 and a second supporting plate 3 are symmetrically arranged on two sides of the telescopic cylinder 4, an internal threaded hole is formed in the position, close to the top, of the first supporting plate 2, and a first threaded rod 7 penetrates through the internal threaded hole; one end of the threaded rod is connected with a rotary table 15, the other end of the threaded rod is connected with a sliding rod 10, and the sliding rod 10 penetrates through the fixing piece 11 and is connected with the fixing piece 11 in a sliding mode; the fixing piece 11 is connected with the first supporting plate 2; the other end of the sliding rod 10 is connected with a moving piece, and the moving piece is provided with a first flat pressing head 13; the second support plate 3 is provided with a data acquisition subsystem 8, one end of the data acquisition subsystem 8 close to the first flat pressing head 13 is connected with a second flat pressing head 14, and the first flat pressing head 13 and the second flat pressing head 14 are clamped correspondingly; the data acquisition subsystem 8 is connected with a data acquisition display 9.

Example two

On the basis of the first embodiment, the clamping mechanism 6 comprises two fixing plates 601 which are symmetrically arranged, internal threaded holes are formed in the positions, close to the tops, of the two fixing plates 601, a second threaded rod 602 penetrates through the fixing plates 601 through the internal threaded holes, one end of the second threaded rod 602 is connected with a rotating handle 603, and the other end of the second threaded rod 602 is connected with a moving rod 60712; the sliders 608 are connected to the moving rod 60712 near both ends.

One end of the fixing plate 601, which is close to the moving rod 60712, is connected with a connecting block 604, and the second threaded rod 602 penetrates through the connecting block 604 and is in sliding connection with the connecting block 604 in a clearance; the connecting block 604 is symmetrically provided with two supporting rods 605, and the two supporting rods 605 are rotatably connected with the connecting block 604 through pin shafts; the other end of each of the two struts 605 is connected to a clamp 609.

The opposite side surfaces of the two supporting rods 605 are both provided with sliding grooves 606; the sliding groove 606 is matched and slidably connected with the sliding block 608 on the moving rod 60712; the two supporting rods 605 are rotatably connected with the clamping block 609 through a pin shaft; a sponge layer 6010 is arranged at one end of the clamp block 609 far away from the support rod 605.

The device obtained by the technical scheme is a mortar strength detection device, when the device is used, a manufactured measuring block is placed on the side of a clamping block 609 of a clamping mechanism 6, a rotating handle 603 is rotated, a second threaded rod 602 drives a moving rod 60712 to slide in a sliding groove 606 of a supporting rod 605, the supporting rod 605 changes the separation angle and further drives the clamping block 609 to move, the measuring block is clamped, and through the arranged sponge layer 6010, the influence on the load bearing of the measuring block is reduced, and the measuring accuracy is improved; then, the telescopic cylinder 4 is lifted, the measuring block is aligned between the first flat pressing head 13 and the second flat pressing head 14, the first threaded rod 7 is driven to rotate by rotating the rotary table 15, the sliding rod 10 is further driven to slide forwards, the sliding rod 10 drives the first flat pressing head 13 to move, the measuring block is pressed by the first flat pressing head 13 and the second flat pressing head 14, the clamping mechanism 6 is loosened and falls down, the measuring block is pressed by force until the measuring block is damaged, the heating peak value of the measuring block when the measuring block is damaged is recorded by the data acquisition subsystem 8 and the data acquisition display 9, and the compressive strength is calculated according to a formula; by arranging the clamping mechanism 6, a person only needs to put the measuring block into the clamping mechanism 6, the clamping mechanism 6 automatically sends the measuring block to a position to be measured for measurement, the operation can be finished by a single person, the measuring efficiency is high, and the safety threat that an operator is injured by clamping is avoided; the measurement accuracy is improved, the sponge layer 6010 is arranged on the clamping block 609, damage to the measurement block is reduced, manual pressurization is performed, loading is more uniform, influence factors are small, the measurement block is more accurate, operation is convenient, the size is small, and carrying is convenient; the sponge layer 6010 arranged by the clamping blocks 609 reduces the influence on the load bearing of the measuring blocks and improves the measuring accuracy.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mortar strength detection device includes: the device comprises a base (1), a supporting plate, a data acquisition subsystem (8) and a data acquisition display (9); the device is characterized in that a telescopic cylinder (4) is arranged above the base (1), the top of the telescopic cylinder (4) is connected with a bearing plate (5), and a clamping mechanism (6) is arranged above the bearing plate (5); a first supporting plate (2) and a second supporting plate (3) are symmetrically arranged on two sides of the telescopic cylinder (4), an internal threaded hole is formed in the position, close to the top, of the first supporting plate (2), and a first threaded rod (7) penetrates through the internal threaded hole; one end of the threaded rod is connected with a rotary table (15), the other end of the threaded rod is connected with a sliding rod (10), and the sliding rod (10) penetrates through the fixing piece (11) and is connected with the fixing piece (11) in a sliding mode; the fixing piece (11) is connected with the first supporting plate (2); the other end of the sliding rod (10) is connected with a moving piece (12), and the moving piece (12) is provided with a first flat pressing head (13); the second supporting plate (3) is provided with a data acquisition subsystem (8), one end of the data acquisition subsystem (8), which is close to the first flat pressure head (13), is connected with a second flat pressure head (14), and the first flat pressure head (13) corresponds to the second flat pressure head (14); the data acquisition subsystem (8) is connected with a data acquisition display (9).

2. The mortar strength detection device according to claim 1, wherein the clamping mechanism (6) comprises two fixing plates (601) which are symmetrically arranged, internal thread holes are formed in the positions, close to the tops, of the two fixing plates (601), a second threaded rod (602) penetrates through the internal thread holes, one end of the second threaded rod (602) is connected with a rotating handle (603), and the other end of the second threaded rod is connected with a moving rod (607); the positions of the movable rod (607) close to the two ends are both connected with sliding blocks (608).

3. The mortar strength detection device according to claim 2, wherein a connection block (604) is connected to one end of the fixing plate (601) close to the movable rod (607), and the second threaded rod (602) penetrates through the connection block (604) and is in sliding connection with the connection block (604) with a gap.

4. The mortar strength detection device according to claim 3, wherein two support rods (605) are symmetrically arranged on the connecting block (604), and both the two support rods (605) are rotatably connected with the connecting block (604) through a pin; the other ends of the two supporting rods (605) are connected with clamping blocks (609).

5. The mortar strength detection device according to claim 4, wherein the opposite side surfaces of the two support rods (605) are provided with sliding grooves (606); the sliding groove (606) is matched and slidably connected with a sliding block (608) on the moving rod (607).

6. The mortar strength detection device according to claim 4, wherein the two support rods (605) are rotatably connected with the clamp block (609) through a pin.

7. The mortar strength detection device according to claim 4, wherein a sponge layer (6010) is arranged at one end of the clamp block (609) far away from the support rod (605).