CN215677831U

CN215677831U - Engineering is managed and is used concrete strength measuring device

Info

Publication number: CN215677831U
Application number: CN202122228502.8U
Authority: CN
Inventors: 王世华; 朱天楠; 王露秋; 程骏; 张德宝; 莫志刚
Original assignee: Hai'an Huajun Measurement Co ltd
Current assignee: Hai'an Huajun Measurement Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-28
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a concrete strength measuring device for engineering supervision, which comprises a device body, a first downward-pressing contact plate, a placing plate and a protective cover door, wherein the top of the device body is fixedly connected with a connecting top plate, a hydraulic cylinder is arranged in the middle of the connecting top plate, the bottom of the hydraulic cylinder is fixedly connected with a lifting equipment box, and pressure sensing equipment is arranged in the lifting equipment box. According to the utility model, through the concrete blocks placed on the first downward pressing contact plate and the contact placing plate, the pressure value when the concrete blocks are pressed and contacted can be detected by using the pressure sensing equipment in the lifting equipment box, the pressure value data when the concrete blocks are crushed can be obtained, the concrete blocks can be irradiated by laser red lines before measurement, then the stress point is changed by moving the concrete blocks, and the electric telescopic rod is used for driving the second downward pressing contact plate to move downwards to be in a parallel state with the bottom of the first downward pressing contact plate.

Description

Engineering is managed and is used concrete strength measuring device

Technical Field

The utility model relates to the technical field of engineering supervision, in particular to a concrete strength measuring device for engineering supervision.

Background

The concrete tensile strength is the axial tensile strength of concrete, namely the stress value obtained by dividing the maximum load borne by a concrete sample when the concrete sample is broken after being subjected to tension by the sectional area, and is expressed by ftk (standard value of concrete tensile strength), and the unit is MPa. The test of the axial tensile strength of the concrete mainly comprises two methods, namely a direct test method and a splitting test. A prism test piece of 100mm multiplied by 500mm poured and formed by a steel die applies uniform tension to the test piece through reinforcing steel bars pre-embedded at two ends of the axis of the test piece, and the average tensile stress when the test piece is damaged is the axial tensile strength of concrete. Or a cubic or cylindrical test piece is used, a pad strip is added between the upper and lower bearing surfaces of the test piece and a press plate of the press machine, so that the test piece forms corresponding strip-shaped loading up and down, the test piece is broken along the splitting of the center of the cube or the diameter section of the cylinder, and the axial tensile strength of the concrete can be obtained by converting the force value during splitting.

The existing concrete strength measuring device is difficult to clean when concrete is broken, and the protection performance of equipment is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete strength measuring device for engineering supervision, which aims to solve the problems that the interior of the device is difficult to clean, the protection performance of equipment is poor and the like when concrete is broken in the conventional concrete strength measuring device in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a concrete strength measuring device for engineering supervision, includes device body, the first contact plate that pushes down, places board and protective housing door, the roof is connected to the top fixedly connected with of device body, the internally mounted of connecting the roof intermediate position has the pneumatic cylinder, the bottom fixedly connected with jacking equipment case of pneumatic cylinder, the internally mounted of jacking equipment case has pressure sensing equipment, the first contact plate that pushes down of bottom fixedly connected with of jacking equipment case, the both sides of the first contact plate that pushes down are connected and are provided with electric telescopic handle, electric telescopic handle's bottom is connected and is provided with the second and pushes down the contact plate, the laser red line is installed to the bottom of the first contact plate that pushes down.

Preferably, the device body is internally provided with a placing plate, the placing plate is arranged under the first downward pressing contact plate, the outer connection of the top of the placing plate is provided with an edge ring, one end of the placing plate is provided with a fixing groove, and the fixing groove is arranged on one side of the inside of the device body.

Preferably, a hopper-shaped material passing cavity is arranged below the inner part of the device body, the hopper-shaped material passing cavity is arranged below the placing plate, and a material receiving drawer is arranged at the bottom of the hopper-shaped material passing cavity.

Preferably, the front of device body is connected and is provided with the shield door, the front of device body is located the bottom of shield door and is provided with the bracing piece, the front of shield door is connected and is provided with transparent observation window, the equal fixedly connected with fixture block in both ends of shield door bottom.

Preferably, one side of the outer part of the device body is provided with a side groove in a connected mode, the side groove is used for placing an active area of the plate, and the tops of the two inner sides of the protective cover door are fixedly connected with inserting rods.

Preferably, the top of the other end of the placing plate is provided with a brushing rod, and the brushing rod is fixedly arranged on the other side of the inside of the device body.

Preferably, one end of the placing plate is fixedly connected with a pull rod, and the pull rod is arranged on one side of the outer portion of the device body.

Preferably, connect material to take out both sides of case and all fixedly connected with slide bar, the top and the bottom of slide bar all are provided with the spout.

Preferably, the sliding groove is connected with the bottom inside the device body, and the top positions of two sides of the outside of the device body are fixedly connected with clamping rings.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the concrete strength measuring device for engineering supervision comprises a hydraulic cylinder, a pressure sensing device, a first downward contact plate, an electric telescopic rod, a second downward contact plate, a concrete block placed on the contact placing plate, a pressure sensing device inside a lifting device box, a pressure sensor and a control device, wherein the pressure sensing device can detect the pressure value when the first downward contact plate and the contact placing plate are pressed down to contact the concrete block, so that the pressure value data when the concrete block is crushed can be obtained, the laser red line can irradiate the concrete block before measurement, then the stress point is changed by moving the concrete block, the electric telescopic rod drives the second downward contact plate to move downwards to be parallel to the bottom of the first downward contact plate, the stress area of the contact concrete can be changed, and the influence of different stress points and stress areas on the concrete block can be tested, the measurement efficiency of the device is effectively improved;

(2) according to the concrete strength measuring device for engineering supervision, through the accessories such as the placing plate, the material brushing rod, the sliding rod and the sliding groove, when concrete placed on the placing plate is broken, the material brushing rod is used for scraping the top of the placing plate when the placing plate is drawn out, broken concrete blocks successfully fall on the material receiving drawer through the hopper-shaped material passing cavity and are collected, the material receiving drawer is drawn out under the action of sliding connection of the sliding rod and the sliding groove when the materials need to be taken, and the effect that the device body is convenient for cleaning the internal materials is effectively guaranteed;

(3) this kind of concrete intensity measuring device is used in engineering supervision, through, the snap ring, the shield door, accessories such as fixture block and inserted bar, utilize the inserted bar to insert inside the snap ring, cup joint the shield door behind device body front position, insert and place the inboard inside fixed stay of carrying out utilizing the fixture block, then the shield door position is arranged device body front position in, then the staff is hindered to splashing appears when can realizing placing concrete detection, then the staff can directly be through the inside behavior of transparent observation window viewing device body, the barrier propterty and the security of improvement device body.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a front view of the door of the shield according to the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a schematic top view of the device body and the shield door of the present invention;

fig. 5 is a schematic top view of the placement board of the present invention.

In the figure: 1. a device body; 101. a support bar; 2. connecting the top plate; 3. a hydraulic cylinder; 4. a lifting equipment box; 5. a pressure sensing device; 6. a first press-down contact plate; 7. an electric telescopic rod; 8. a second press-down contact plate; 9. laser red line; 10. placing the plate; 1001. an edge ring; 11. fixing the groove; 12. a material brushing rod; 13. a pull rod; 14. a hopper-shaped material passing cavity; 15. a material receiving drawer box; 16. a slide bar; 17. a chute; 18. a snap ring; 19. a shield door; 20. a transparent viewing window; 21. a clamping block; 22. a side groove; 23. and (4) inserting the rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a concrete strength measuring device for engineering supervision comprises a device body 1, a first downward pressing contact plate 6, a placing plate 10 and a protective cover door 19, wherein the top of the device body 1 is fixedly connected with a connecting top plate 2, a hydraulic cylinder 3 is arranged in the middle of the connecting top plate 2, the bottom of the hydraulic cylinder 3 is fixedly connected with a lifting equipment box 4, pressure sensing equipment 5 is arranged in the lifting equipment box 4, the bottom of the lifting equipment box 4 is fixedly connected with a first downward pressing contact plate 6, two sides of the first downward pressing contact plate 6 are connected with electric telescopic rods 7, the bottom of the electric telescopic rods 7 is connected with a second downward pressing contact plate 8, the bottom of the first downward pressing contact plate 6 is provided with a laser red line 9, and the electric telescopic rods 7 are used for adjusting the second downward pressing contact plate 8 to move up and down and move to be parallel to the bottom of the first downward pressing contact plate 6;

a placing plate 10 is arranged inside the device body 1, a brushing rod 12 is arranged at the top of the other end of the placing plate 10, the brushing rod 12 is fixedly arranged at the other side inside the device body 1, and the brushing rod 12 can brush and sweep the surface of the placing plate 10 conveniently in the process of drawing out the placing plate 10;

the placing plate 10 is arranged right below the first lower pressing contact plate 6, the edge ring 1001 is connected and arranged outside the top of the placing plate 10, a fixing groove 11 is formed in one end of the placing plate 10, the fixing groove 11 is arranged on one side inside the device body 1, and the left end of the placing plate 10 is supported and fixed through the fixing groove 11;

a hopper-shaped material passing cavity 14 is arranged below the interior of the device body 1, the hopper-shaped material passing cavity 14 is arranged below the placing plate 10, a material receiving drawer box 15 is arranged at the bottom of the hopper-shaped material passing cavity 14, and two sides of the hopper-shaped material passing cavity 14 play a role in guiding passing crushed materials and can smoothly pass through the hopper-shaped material passing cavity 14 and fall into the material receiving drawer box 15;

the front surface of the device body 1 is connected with a protective cover door 19, the front surface of the device body 1 is positioned at the bottom of the protective cover door 19 and is provided with a support rod 101, the front surface of the protective cover door 19 is connected with a transparent observation window 20, two ends of the bottom of the protective cover door 19 are both fixedly connected with fixture blocks 21, and the fixture blocks 21 are inserted into the two ends of the support rod 101 and can fixedly support the protective cover door 19;

a side groove 22 is connected to one side of the outer part of the device body 1, the side groove 22 is used for placing an active area of the plate 10, the tops of the inner parts of two sides of the protective cover door 19 are fixedly connected with an inserting rod 23, and the inserting rod 23 is inserted into the clamping ring 18 and can be used for fixedly supporting two ends of the protective cover door 19;

one end of the placing plate 10 is fixedly connected with a pull rod 13, and the pull rod 13 is arranged on one side of the outer part of the device body 1;

both sides of the material receiving drawer box 15 are fixedly connected with slide bars 16, the top and the bottom of each slide bar 16 are provided with slide grooves 17, and the slide bars 16 slide outside the slide grooves 17 to realize the drawing and material taking work of the material receiving drawer box 15;

the chute 17 is connected with the bottom inside the device body 1, and the top positions of two sides outside the device body 1 are fixedly connected with snap rings 18.

When the embodiment of the application is used: the pneumatic cylinder 3 starts to drive the first downward-pressing contact plate 6 to lift, the concrete block placed on the first downward-pressing contact plate 6 and the contact placing plate 10 can be detected by utilizing the pressure value of the pressure sensing equipment 5 inside the lifting equipment box 4 when the concrete block is downward pressed and contacted, the pressure value data when the concrete block is broken can be obtained, the concrete block can be irradiated by the laser red line 9 before measurement, then the stress point is changed by moving the concrete block, when the concrete placed on the placing plate 10 is broken, the material brushing rod 12 is used for scraping the top of the placing plate 10 when the placing plate 10 is drawn out, the broken concrete block successfully passes through the hopper-shaped material passing cavity 14 and drops at the material receiving drawing box 15 to be collected, and when the material is required to be taken, the material receiving drawing box 15 is drawn out by utilizing the sliding connection effect of the sliding rod 16 and the sliding groove 17.

Claims

1. A concrete strength measuring device for engineering supervision is characterized by comprising a device body (1), a first pressing contact plate (6), a placing plate (10) and a protective cover door (19), the top of the device body (1) is fixedly connected with a connecting top plate (2), a hydraulic cylinder (3) is arranged in the middle of the connecting top plate (2), the bottom of the hydraulic cylinder (3) is fixedly connected with a lifting equipment box (4), pressure sensing equipment (5) is arranged in the lifting equipment box (4), the bottom of the lifting equipment box (4) is fixedly connected with a first lower pressure contact plate (6), two sides of the first downward-pressing contact plate (6) are connected with electric telescopic rods (7), the bottom of the electric telescopic rod (7) is connected with a second downward-pressing contact plate (8), and the bottom of the first downward pressing contact plate (6) is provided with a laser red line (9).

2. A concrete strength measuring apparatus for project supervision according to claim 1, characterized in that: the device is characterized in that a placing plate (10) is arranged in the device body (1), the placing plate (10) is arranged under the first downward pressing contact plate (6), an edge ring (1001) is connected to the outer portion of the top of the placing plate (10), a fixing groove (11) is formed in one end of the placing plate (10), and the fixing groove (11) is arranged on one side of the inside of the device body (1).

3. A concrete strength measuring apparatus for project supervision according to claim 2, characterized in that: the device is characterized in that a hopper-shaped material passing cavity (14) is arranged below the interior of the device body (1), the hopper-shaped material passing cavity (14) is arranged below the placing plate (10), and a material receiving drawer box (15) is arranged at the bottom of the hopper-shaped material passing cavity (14).

4. A concrete strength measuring apparatus for project supervision according to claim 3, characterized in that: the device is characterized in that a protective cover door (19) is connected and arranged on the front face of the device body (1), a supporting rod (101) is arranged at the bottom, located on the protective cover door (19), of the front face of the device body (1), a transparent observation window (20) is connected and arranged on the front face of the protective cover door (19), and clamping blocks (21) are fixedly connected to the two ends of the bottom of the protective cover door (19).

5. A concrete strength measuring apparatus for project supervision according to claim 4, wherein: the device is characterized in that one side of the outer portion of the device body (1) is provided with a side groove (22) in a connected mode, the side groove (22) is used for placing a movable area of the plate (10), and the tops of the two sides of the protective cover door (19) are fixedly connected with inserting rods (23).

6. A concrete strength measuring apparatus for project supervision according to claim 2, characterized in that: the top of the other end of the placing plate (10) is provided with a brushing rod (12), and the brushing rod (12) is fixedly arranged on the other side of the interior of the device body (1).

7. The apparatus for measuring the strength of concrete for project supervision according to claim 6, wherein: one end of the placing plate (10) is fixedly connected with a pull rod (13), and the pull rod (13) is arranged on one side of the outer portion of the device body (1).

8. A concrete strength measuring apparatus for project supervision according to claim 3, characterized in that: connect material both sides of taking out case (15) all fixedly connected with slide bar (16), the top and the bottom of slide bar (16) all are provided with spout (17).

9. A concrete strength measuring apparatus for project supervision according to claim 8, wherein: the device is characterized in that the sliding groove (17) is connected with the bottom inside the device body (1), and the top positions of two sides of the outside of the device body (1) are fixedly connected with clamping rings (18).