CN216285301U

CN216285301U - Supervision concrete slump detection device

Info

Publication number: CN216285301U
Application number: CN202122839453.1U
Authority: CN
Inventors: 卢甬; 刘明发
Original assignee: Zhejiang Jiayu Project Management Co ltd
Current assignee: Zhejiang Jiayu Project Management Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-12
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a concrete slump detection device for supervision, which comprises a platform and a slump cone, wherein one side of the platform is provided with a support, the support is provided with a screw rod structure, the screw rod structure comprises a vertically arranged screw rod, two ends of the screw rod are respectively rotatably arranged on the support, a screw rod pair is arranged on the screw rod in a matched manner, the screw rod pair is fixedly arranged on a lifting cross beam, the screw rod is fixedly connected with a turntable, two ends of the lifting cross beam are provided with guide holes, guide rods are respectively arranged in the guide holes, the guide rods are fixedly connected with the support, the lifting cross beam is fixedly connected with the slump cone, one side of the platform is fixedly provided with a vertical rod, the vertical rod is provided with scales for displaying height, and a scraper blade is arranged on the vertical rod. The concrete slump detection device provided by the utility model effectively reduces the artificial influence in the slump detection process, the test data is more real and reliable, and meanwhile, the detection device is simple to operate, and the test can be rapidly finished by one person.

Description

Supervision concrete slump detection device

Technical Field

The utility model belongs to the technical field of slump detection tools, and particularly relates to a concrete slump detection device for supervision.

Background

Slump is a method and an index for measuring concrete workability, slump tests are usually carried out in construction sites and laboratories to measure the fluidity of the mixture, and visual experience is used for evaluating the cohesiveness and the water retention. The slump is measured by a quantitative index, and is used for judging whether the construction can be normally carried out. The slump test process comprises the following steps: pouring concrete into a horn-shaped slump cone with an upper opening of 100mm, a lower opening of 200mm and a height of 300mm for three times, uniformly impacting 25 times along the wall of the cone from outside to inside by using a tamping hammer after each filling, tamping and leveling. And pulling up the cylinder, wherein the concrete generates a slump phenomenon due to self weight, and the height of the highest point of the slump concrete is subtracted from the cylinder height (300mm) to be called slump, and if the difference is 10mm, the slump is 10. The existing slump cone is simple in construction, side lugs held by archers are arranged on two sides of the slump cone, and the side lugs are generally manually held to be pulled upwards. The operation process is easy to influence the test result due to uneven force application, hand shaking and the like. There may be large vertical differences between different people performing the tests. The supervision unit is used as a supervision party of engineering construction, and needs to execute a stricter detection rule to obtain accurate detection data. The slump of the concrete can not be obviously met by monitoring the slump with the existing slump cone.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a concrete slump detection device for prison reason, including platform, a slump section of thick bamboo, the support is installed to one side of platform, installs the lead screw structure on the support, and the lead screw structure is including the lead screw of vertical setting, and the both ends of lead screw are rotatable installing on the support respectively, and it is vice that the lead screw is installed in the cooperation on the lead screw, and the vice fixed mounting of lead screw is on lifting beam, fixedly connected with carousel on the lead screw, and lifting beam's both ends are equipped with the guiding hole, are equipped with the guide bar in the guiding hole respectively, and guide bar fixed connection support, lifting beam pass through a connecting plate fixed connection slump section of thick bamboo, the fixed pole setting that is equipped with in one side of platform is equipped with the scale that shows height in the pole setting, install the scraper blade in the pole setting, the one end of scraper blade is equipped with the movable hole, and the pole setting is mobilizable passes the movable hole.

Preferably, one end of the connecting plate is fixedly connected with the middle part of the lifting beam, the other end of the connecting plate is connected with two support plates, the two support plates and the connecting plate are Y-shaped, and the support plates and the connecting plate are respectively and fixedly connected with the lower part of the slump cone through connecting rods.

Preferably, the distance between adjacent connecting rods is equal.

Preferably, the upper surface of the support plate is flush with the upper surface of the connecting plate, and the upper end surface of the slump cone is flush with the upper surface of the connecting plate.

Preferably, the upright is arranged beside the guide rod, and the connecting plate is provided with a bracket for supporting the scraper.

Preferably, the bracket is provided with an upper magnet, and the lifting beam is fixed with an iron sheet or a next magnet for the upper magnet to attract.

Preferably, a pulley is mounted below the platform.

As the optimization of the technical scheme, one side of the vertical rod is provided with a strip-shaped groove, the bottom of the groove is provided with a strip-shaped plane, and the scales are arranged on the strip-shaped plane.

Preferably, the upper end of the vertical rod is in threaded connection with a limit nut.

The utility model has the beneficial effects that: the concrete slump detection device provided by the utility model effectively reduces the artificial influence in the slump detection process, the test data is more real and reliable, and meanwhile, the detection device is simple to operate, and the test can be rapidly finished by one person.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figure 1, a concrete slump detection device for supervision comprises a platform 1 and a slump cone 2, wherein a support 3 is installed on one side of the platform 1, a screw rod structure is installed on the support 3, the screw rod structure comprises a vertically arranged screw rod 4, two ends of the screw rod 4 are respectively rotatably installed on the support 3, a screw rod pair 5 is installed on the screw rod 4 in a matched manner, the screw rod pair 5 is fixedly installed on a lifting cross beam 6, a turntable 7 is fixedly connected on the screw rod 4, two ends of the lifting cross beam 6 are provided with guide holes 8, guide rods 9 are respectively arranged in the guide holes 8, the guide rods 9 are fixedly connected with the support 3, the lifting cross beam 6 is fixedly connected with the slump cone 2 through a connecting plate 10, one side of the platform 1 is fixedly provided with a vertical rod 11, the vertical rod 11 is provided with scales for displaying height, a scraper 12 is installed on the vertical rod 11, one end of the scraper 12 is provided with a movable hole 13, the upright rod 11 can movably pass through the movable hole 13. During the test, the concrete is poured into the slump cone 2 for multiple times through the opening at the upper end of the slump cone 2, and the concrete at the opening at the upper end of the slump cone 2 is trowelled by rotating the scraper 12 after the slump cone 2 is filled with the concrete by uniformly hitting the slump cone 2 from the outside to the inside along the cone wall by the rammer. Then the rotating disc 7 is rotated to drive the screw rod 4 to rotate, the screw rod pair 5 drives the lifting beam 6 to ascend, and the slump cone 2 ascends. When the highest point of the concrete is exposed, the scraper 12 is horizontally lowered, so that the scraper 12 is just attached to the highest point of the concrete, and the scale on the upright rod 11 corresponding to the other end of the scraper 12 is slump test data.

Furthermore, one end of the connecting plate 10 is fixedly connected with the middle part of the lifting beam 6, the other end of the connecting plate is connected with two support plates 14, the two support plates 14 and the connecting plate 10 are Y-shaped, and the support plates 14 and the connecting plate 10 are respectively and fixedly connected with the lower part of the slump cone 2 through connecting rods 15. The junction of extension board 14 and connecting plate 10 forms the tapered groove, and the tapered groove matches with the upper end outer wall of slump cone 2. The tapered groove can also reduce the sloshing during the ascent of the slump cone 2. Connecting rod 15 fixed connection slump section of thick bamboo 2's lower part, its upper end has certain range of rocking when knocking slump section of thick bamboo 2 like this for concrete can be fast even fill out slump section of thick bamboo 2. The knocking direction is from one side close to the tapered slot to the other side.

Further, the distances between adjacent connecting rods 15 are equal. Therefore, the force is uniformly applied to the ascending process of the slump cone 2 and the process is more stable.

Further, the upper surface of the support plate 14 is flush with the upper surface of the connecting plate 10, and the upper end surface of the slump cone 2 is flush with the upper surface of the connecting plate 10. Concrete scattered on the support plate 14 and the connecting plate 10 can be scraped into the slump cone 2 again, and scattering in the concrete charging process can be reduced

Furthermore, the upright 11 is arranged beside the guide rod 9, and the connecting plate 10 is provided with a bracket for supporting the scraper 12. Place scraper blade 12 in holding in the palm the groove when not using concrete slump detection device, the scraper blade 12 of being convenient for accomodate, also facilitates the use scraper blade simultaneously and scrapes the material.

Further, an upper magnet 16 is arranged on the support 3, and an iron sheet or a next magnet attracted by the upper magnet 16 is fixed on the lifting beam 6. The upper magnet 16 is located above the lifting beam 6. After the slump cone 2 rises to the highest point, the lifting beam 6 is attracted by the upper magnet 16 to be kept fixed, so that the measurement of the highest point of the concrete can be conveniently carried out.

Further, a pulley is arranged below the platform 1. Conveniently remove concrete slump detection device. A plurality of height-adjustable supporting legs can be arranged below the platform 1, and the platform 1 can be adjusted to be in a horizontal state by the aid of the supporting legs.

Furthermore, one side of the upright rod 11 is provided with a strip-shaped groove, the bottom of the groove is provided with a strip-shaped plane 17, and the scale is arranged on the strip-shaped plane 17. This reduces the amount of concrete and the effect of blade 12 on the scale.

Furthermore, the upper end of the upright rod 11 is connected with a limit nut 18 through a thread.

It should be noted that the technical features of the magnets, the screw rods, etc. related to the present patent application should be regarded as the prior art, and the specific structure, the operation principle, the control mode and the spatial arrangement mode of the technical features may be selected conventionally in the field, and should not be regarded as the utility model point of the present patent, and the present patent is not further specifically described in detail.

Having described preferred embodiments of the present invention in detail, it is to be understood that modifications and variations may be resorted to without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a concrete slump detection device for prison reason, a serial communication port, including platform, a slump section of thick bamboo, the support is installed to one side of platform, installs the lead screw structure on the support, and the lead screw structure is including the lead screw of vertical setting, and the both ends of lead screw are rotatable installing on the support respectively, and it is vice that the lead screw is installed in the cooperation on the lead screw, and the vice fixed mounting of lead screw is on lifting beam, fixedly connected with carousel on the lead screw, lifting beam's both ends are equipped with the guiding hole, are equipped with the guide bar in the guiding hole respectively, and guide bar fixed connection support, lifting beam pass through a connecting plate fixed connection slump section of thick bamboo, one side of platform is fixed and is equipped with the pole setting, is equipped with the scale of height that shows in the pole setting, install the scraper blade in the pole setting, the one end of scraper blade is equipped with the activity hole, and the pole setting is mobilizable passes the activity hole.

2. The concrete slump detection device for supervision as claimed in claim 1, wherein one end of the connecting plate is fixedly connected with the middle part of the lifting beam, the other end is connected with two support plates, the two support plates and the connecting plate are Y-shaped, and the support plates and the connecting plate are respectively fixedly connected with the lower part of the slump cone through connecting rods.

3. The concrete slump detecting apparatus for proctoring as claimed in claim 2, wherein the distances between adjacent connecting rods are equal.

4. The concrete slump detection device for supervision as claimed in claim 3, wherein the upper surface of the support plate is flush with the upper surface of the connecting plate, and the upper end surface of the slump cone is flush with the upper surface of the connecting plate.

5. The concrete slump detection device for supervision as claimed in claim 4, wherein the upright is provided beside the guide bar, and the connecting plate is provided with a bracket for holding the scraper.

6. The concrete slump detecting device for supervision as claimed in claim 1, wherein the upper magnet is provided on the support, and an iron piece or a next magnet to which the upper magnet attracts is fixed on the lifting beam.

7. The concrete slump detection device for proctoring as claimed in claim 1, wherein a pulley is installed under the platform.

8. The concrete slump detecting device for supervision as claimed in claim 1, wherein one side of the vertical rod is provided with an elongated groove, the bottom of the groove is provided with an elongated plane, and the scale is arranged on the elongated plane.

9. The concrete slump detection device for supervision as claimed in claim 8, wherein the upper end of the vertical rod is threadedly connected with a limit nut.