Concrete impact testing machine

Abstract

The utility model discloses a concrete impact testing machine which comprises a supporting base, a limiting fence is arranged on the supporting base, a lower supporting block is arranged on the supporting base, an annular inserting groove is formed in the limiting fence, a protection bin is arranged in the annular inserting groove in a sliding mode, and a testing opening is formed in the top of the protection bin. An impact structure is arranged on the supporting base and comprises a supporting stand column, a sliding sleeve, a supporting transverse plate and an impact head, the supporting stand column is perpendicularly arranged on the supporting base, the sliding sleeve is arranged on the supporting stand column in a sliding mode, a pressing groove is formed in the side wall of the supporting stand column, and a locking bolt is arranged on the sliding sleeve in a threaded connection mode. And the sliding sleeve is fixed by extruding the pressing groove through the locking bolt. The utility model relates to the technical field of concrete tests, and particularly provides a concrete impact testing machine.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete testing, in particular to a concrete impact testing machine. Background Art

[0002] Concrete is an important civil engineering construction material. It is an artificial stone that is densely formed by mixing cementitious materials, aggregates, water, etc. in a certain proportion. Concrete products have good mechanical properties, among which impact resistance is an important mechanical indicator of concrete products. It is necessary to carry out concrete impact test after preparation.

[0003] The impact test requires a testing machine. Generally, after the concrete test block is fixed and limited, the concrete test block is subjected to an impact test through an impact block. After searching, CN202320681528.4 is a concrete impact testing machine. The first driving motor drives the first bidirectional screw to rotate, so that the two sets of clamping blocks can clamp and fix the concrete test block, and then the impact test is performed on the concrete test block through the impact block on the top plate. The scheme has the problem of lack of protective measures. Concrete debris will splash during the impact process, which is not convenient to clean up the generated debris and is easy to injure the operator. In addition, it is not convenient to replace the quality of the impact block and adjust the impact force. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the concrete impact testing machine lacks certain safety protection, it is inconvenient to collect and clean the debris generated by the test, and it is inconvenient to replace the quality of the impact block to adjust the impact force.

[0005] The utility model provides the following technical solution: A concrete impact testing machine proposed in the utility model includes a support base, a limit enclosure is provided on the support base, a lower support block is provided on the support base, an annular slot is provided on the limit enclosure, a protective bin is slidably provided in the annular slot, a test port is opened on the top of the protective bin, and an impact structure is provided on the support base.

[0006] Furthermore, the impact structure includes a supporting column, a sliding sleeve, a supporting cross plate and an impact head, the supporting column is vertically arranged on the supporting base, the sliding sleeve is slidably arranged on the supporting column, the side wall of the supporting column is provided with a clamping groove, the sliding sleeve is provided with a locking bolt through a threaded connection, and the sliding sleeve is fixed by squeezing the clamping groove through the locking bolt, thereby adjusting the impact height, the supporting cross plate is horizontally arranged on one side of the sliding sleeve, an electromagnet is arranged at the bottom of the supporting cross plate, and an iron block is provided on the impact head through a threaded connection, and the iron block is matched with the electromagnet.

[0007] Furthermore, a storage bin is provided inside the support base, a storage drawer is slidably provided inside the storage bin, and a plurality of groups of discharge grooves are provided on the support base, and the discharge grooves are communicated with the interior of the storage bin.

[0008] Furthermore, four groups of limit plates are provided on the support base, the four groups of limit plates are arranged in a rectangular shape, and the tops of the limit plates are chamfered.

[0009] Furthermore, a controller is provided on the side wall of the supporting column, and the controller is electrically connected to the electromagnet.

[0010] Furthermore, the support column is provided with a height mark.

[0011] Furthermore, support feet are provided at the four corners of the bottom of the support base.

[0012] The utility model proposes a concrete impact testing machine, which adopts the above structure to achieve the following beneficial effects:

[0013] (1) The impact test has good protection through the cooperation of the limit enclosure and the protective chamber, and the supporting column and the sliding sleeve are slidably connected to facilitate the adjustment of the impact height;

[0014] (2) The impact head is connected to an iron block by a thread, and the iron block is fixed to the electromagnet. The structure is simple and it is convenient to adjust and replace the impact heads of different masses;

[0015] (3) The storage bin and storage drawer provided in the support base facilitate the cleaning and centralized treatment of the concrete debris generated during the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 The overall structure of a concrete impact testing machine proposed by the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 The overall structure of a concrete impact testing machine proposed by the utility model is shown in FIG. Figure 2 ;

[0019] Figure 3 The overall structure of a concrete impact testing machine proposed by the utility model is shown in FIG. Figure 3 ;

[0020] Figure 4 for Figure 2 A partial enlarged schematic diagram of part A.

[0021] Among them, 1. support base, 2. limit enclosure, 3. lower support block, 4. annular slot, 5. protection bin, 6. test port, 7. support column, 8. sliding sleeve, 9. support cross plate, 10. impact head, 11. clamping groove, 12. locking bolt, 13. electromagnet, 14. iron block, 15. storage bin, 16. storage drawer, 17. discharge trough, 18. limit plate, 19. controller, 20. height mark, 21. support foot. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0024] like Figures 1 to 4 As shown, the technical solution adopted by the utility model is as follows: a concrete impact testing machine includes a support base 1, a limit enclosure 2 is provided on the support base 1, a lower support block 3 is provided on the support base 1, an annular slot 4 is provided on the limit enclosure 2, a protective bin 5 is slidably provided in the annular slot 4, a test port 6 is opened on the top of the protective bin 5, an impact structure is provided on the support base 1, a storage bin 15 is provided inside the support base 1, a storage drawer 16 is slidably provided in the storage bin 15, a plurality of discharge troughs 17 are provided on the support base 1, and the discharge troughs 17 are connected with the inside of the storage bin 15, four groups of limit plates 18 are provided on the support base 1, the four groups of limit plates 18 are arranged in a rectangular shape, the top of the limit plates 18 are chamfered, and support feet 21 are provided at the four corners of the bottom of the support base 1.

[0025] like Figure 2As shown, the impact structure includes a supporting column 7, a sliding sleeve 8, a supporting cross plate 9 and an impact head 10. The supporting column 7 is vertically arranged on the supporting base 1, the sliding sleeve 8 is slidably arranged on the supporting column 7, the side wall of the supporting column 7 is provided with a clamping groove 11, the sliding sleeve 8 is provided with a locking bolt 12 through a threaded connection, and the sliding sleeve 8 is fixed by squeezing the clamping groove 11 through the locking bolt 12, so as to adjust the impact height, the supporting cross plate 9 is horizontally arranged on one side of the sliding sleeve 8, an electromagnet 13 is arranged at the bottom of the supporting cross plate 9, an iron block 14 is provided on the impact head 10 through a threaded connection, the iron block 14 is matched with the electromagnet 13, and a height mark 20 is provided on the supporting column 7.

[0026] A controller 19 is disposed on the side wall of the support column 7 , and the controller 19 is electrically connected to the electromagnet 13 .

[0027] During specific use, remove the protective bin 5, place the concrete test block on the upper end of the lower support block 3, and limit it through four sets of limit plates 18, then insert the protective bin 5 into the annular slot 4, slide the sliding sleeve 8 to adjust the height, turn the locking bolt 12 to position the sliding sleeve 8, and connect the impact head 10 to the electromagnet 13 through the iron block 14. During the test, the impact head 10 passes through the test port 6 and enters the protective bin 5 to perform an impact test on the test block. The generated debris enters the storage drawer 16 inside the storage bin 15 through the discharge trough 17, which is convenient for centralized collection and processing. The impact head is connected with an iron block by a thread, which is convenient for replacing the impact head quality.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A concrete impact testing machine, comprising a support base, a position limiting enclosure provided on the support base, a lower support block provided on the support base, and an impact structure provided on the support base, characterized in that: The position limiting enclosure is provided with an annular slot, a protective compartment is slidably arranged in the annular slot, and a test port is opened on the top of the protective compartment; The impact structure includes a supporting column, a sliding sleeve, a supporting cross plate and an impact head, the supporting column is vertically arranged on the supporting base, the sliding sleeve is slidably arranged on the supporting column, the side wall of the supporting column is provided with a clamping groove, the sliding sleeve is provided with a locking bolt through a threaded connection, the supporting cross plate is horizontally arranged on one side of the sliding sleeve, an electromagnet is provided at the bottom of the supporting cross plate, and an iron block is provided on the impact head through a threaded connection, and the iron block is matched with the electromagnet.

2. A concrete impact testing machine according to claim 1, characterized in that: A storage bin is provided inside the support base, a storage drawer is slidably provided inside the storage bin, and a plurality of groups of discharge grooves are provided on the support base, and the discharge grooves are communicated with the inside of the storage bin.

3. A concrete impact testing machine according to claim 2, characterized in that: The support base is provided with four groups of limit plates, the four groups of limit plates are arranged in a rectangular shape, and the tops of the limit plates are chamfered.

4. A concrete impact testing machine according to claim 3, characterized in that: A controller is provided on the side wall of the supporting column, and the controller is electrically connected to the electromagnet.

5. A concrete impact testing machine according to claim 4, characterized in that: The supporting column is provided with a height mark.

6. A concrete impact testing machine according to claim 5, characterized in that: Support feet are arranged at the four corners of the bottom of the support base.

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