CN212331060U

CN212331060U - A snatch mechanism for concrete compression test block

Info

Publication number: CN212331060U
Application number: CN202020758149.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: 黄国权
Current assignee: Shenyang zhengqianqian Concrete Co.,Ltd.
Priority date: 2020-05-10
Filing date: 2020-05-10
Publication date: 2021-01-12
Anticipated expiration: 2030-05-10

Abstract

The utility model provides a grabbing mechanism for concrete compression test blocks, which relates to the field of concrete detection and solves the problems that clamping blocks are often fixed on clamping arms only through bolts, and the stress of the bolts is large in the using process, so that the bolts are easy to deform and are difficult to disassemble; the clamp splice need be adjusted well with the bolt hole on the arm lock when fixed, the relatively time-wasting problem of installation. A grabbing mechanism for a concrete compression test block comprises a main body frame; the main body frame is of a concave structure. The inserting and fixing type structure of the clamping block is formed by the inserting and connecting bulge and the inserting groove, and the head end of the inserting and connecting bulge is of a cylindrical structure, so that the stress of the fastening bolt can be reduced, and the inserting and connecting is smooth; because of screw hole A and screw hole B phase-match, and screw hole A and screw hole B are adjusted well each other when the clamp splice is fixed well through grafting arch and arm lock grafting to convenience when can improving fastening bolt screws up.

Description

A snatch mechanism for concrete compression test block

Technical Field

The utility model belongs to the technical field of the concrete detects, more specifically says, in particular to a snatch mechanism for concrete compression test piece.

Background

Concrete is the first to withstand pressure in a structure and thus its compressive strength target is the most important strength target. The concrete compression strength is related to a plurality of elements such as composition data, construction methods and the like, and is influenced by elements such as test piece size, loading method, loading speed and the like, so a standard strength measuring method and a corresponding strength evaluation standard are required.

As in application No.: CN201920690871.9, the utility model discloses a snatch mechanism for concrete compression test piece, grab the cylinder including truss, centering reset assembly, unsteady subassembly and clamp, centering reset assembly fixes on the lateral wall of truss, unsteady subassembly sets up in the bottom of truss, press from both sides the lower extreme fixed connection who grabs cylinder and unsteady subassembly, unsteady subassembly includes linear guide and slide, the slide pass through the bolt with the inside lift axle fixed connection of truss. The utility model discloses a set up subassembly and centering reset assembly that floats on pressing from both sides the cylinder of grabbing, make press from both sides the concrete sample that the cylinder of grabbing has the deviation to tray formula workbin internal position also can carry out the centre gripping and firmly press from both sides tight test piece, centering reset assembly can resume primary position with the central point that snatchs the mechanism for snatch the mechanism and can put concrete sample on same central point at the blowing position, reduced personnel's intensity of labour, effectual improvement snatchs the work efficiency of mechanism.

The gripping device for concrete inspection similar to the above application has the following disadvantages:

one is that the clamping block of the existing device is often fixed on the clamping arm only through the bolt, and the bolt is stressed greatly in the using process, so that the deformation is easily caused, and the phenomenon of difficult dismounting of the bolt is further caused; moreover, the existing clamping block needs to be aligned with the bolt hole on the clamping arm when being fixed, and the installation wastes time; finally, the anti-skid bulges of the existing device are mostly of strip-shaped structures, and the stability of the anti-skid bulges in multiple directions after the anti-skid bulges clamp the articles is poor.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a grabbing mechanism for a concrete compression test block is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a grabbing mechanism for a concrete compression test block, which aims to solve the problem that in the prior art, a clamping block of the prior device is often fixed on a clamping arm only through a bolt, so that the stress of the bolt is large in the using process, the bolt is easy to deform, and the bolt is difficult to disassemble; moreover, the existing clamping block needs to be aligned with the bolt hole on the clamping arm when being fixed, and the installation wastes time; finally, the problem that the anti-skid bulges of the existing device are mostly of strip-shaped structures and have poor stability in multiple directions after the objects are clamped is solved.

The utility model relates to a purpose and efficiency that is used for snatching mechanism of concrete compression test piece is reached by following concrete technological means:

a grabbing mechanism for a concrete compression test block comprises a main body frame; the main body frame is of a concave structure, and an adjusting structure is fixedly connected to the main body frame through a bolt; the top end face of the inner wall of the main body frame is fixedly connected with an electric telescopic rod through a bolt, and the head end of the electric telescopic rod is fixedly connected with a driving block through a bolt.

Furthermore, the adjusting structure comprises a frame body, sliding rods, clamping arms, slots, clamping blocks, inserting bulges, fastening bolts and elastic pieces, wherein the frame body is of a rectangular non-top and non-bottom frame-shaped structure, and the two sliding rods are fixedly connected in the frame body; two clamping arms are connected onto the two sliding rods in a sliding manner, and each sliding rod is sleeved with an elastic piece for resetting the clamping arm; each clamping arm is fixedly connected with a clamping block through a fastening bolt; the clamping arms comprise slots, and two slots are symmetrically formed in each clamping arm; two insertion bulges are symmetrically welded on the clamping block and matched with the insertion slots; the inserting protrusion and the inserting groove jointly form an inserting fixed structure of the clamping block, and the head end of the inserting protrusion is of a conical structure.

Furthermore, the clamping arm also comprises a threaded hole A, and two threaded holes A are symmetrically formed in the clamping arm; the clamping block further comprises a threaded hole B, and two threaded holes B are symmetrically formed in the clamping block; the threaded hole A is matched with the threaded hole B, and the threaded hole A and the threaded hole B are aligned with each other after the clamping block is well fixed through the inserting protrusion and the clamping arm in an inserting mode.

Further, the clamp splice still includes anti-skidding arch, it has three sets of anti-skidding archs to be the welding of rectangle array form on the clamp splice, and anti-skidding arch is wavy structure.

Furthermore, the head ends of the clamping arms are of a conical structure, the two clamping arms are arranged in a mirror image shape, and the head ends of the two clamping arms are both contacted with the driving block; the driving block is of a concave structure, and when the electric telescopic rod extends out, the two clamping arms simultaneously move in opposite directions.

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

improved anchor clamps structure, can realize getting the promotion of getting speed through the improvement, and the stability is stronger when getting, specifically as follows: firstly, the head ends of the clamping arms are of a conical structure, the two clamping arms are arranged in a mirror image shape, and the head ends of the two clamping arms are both contacted with the driving block; the driving block is of a concave structure, when the electric telescopic rod extends out, the two clamping arms simultaneously move in opposite directions, so that the clamping speed can be increased; secondly, three groups of anti-skid protrusions are welded on the clamping block in a rectangular array shape, and the anti-skid protrusions are of a wavy structure, so that the multi-directional stability of the clamping object is improved;

the mounting structure of the clamp is improved, firstly, the inserting and fixing structure of the clamping block is formed by the inserting and connecting bulge and the inserting groove, and the head end of the inserting and connecting bulge is of a cylindrical structure, so that the stress of a fastening bolt can be reduced, and the inserting and connecting structure is smooth; and secondly, due to the matching of the threaded hole A and the threaded hole B, the threaded hole A and the threaded hole B are aligned with each other after the clamping block is fixed by the inserting protrusion and the clamping arm in an inserting manner, so that the convenience of tightening the fastening bolt can be improved.

Drawings

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

Fig. 2 is a schematic axial view of the present invention in another direction shown in fig. 1.

Fig. 3 is a schematic view of the present invention in a partial cross-sectional structure.

Fig. 4 is an enlarged schematic view of the structure of fig. 3 according to the present invention.

Fig. 5 is a schematic view of the partial cross-sectional enlarged structure of the clamping arm and the clamping block of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body frame; 2. adjusting the structure; 201. a frame body; 202. a slide bar; 203. clamping arms; 20301. a slot; 20302. a threaded hole A; 204. a clamping block; 20401. inserting and connecting the bulges; 20402. a threaded hole B; 20403. anti-skid projections; 205. fastening a bolt; 206. an elastic member; 3. an electric telescopic rod; 4. the block is driven.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and 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," "third," and the like 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a grabbing mechanism for a concrete compression test block, which comprises a main body frame 1; the main body frame 1 is of a concave structure, and the main body frame 1 is fixedly connected with an adjusting structure 2 through a bolt; the top end face of the inner wall of the main body frame 1 is fixedly connected with an electric telescopic rod 3 through a bolt, and the head end of the electric telescopic rod 3 is fixedly connected with a driving block 4 through a bolt.

Referring to fig. 3 and 4, the adjusting structure 2 includes a frame 201, sliding rods 202, clamping arms 203, slots 20301, clamping blocks 204, inserting protrusions 20401, fastening bolts 205, and elastic members 206, the frame 201 is a rectangular frame-shaped structure without top and bottom, and two sliding rods 202 are fixedly connected in the frame 201; two clamping arms 203 are slidably connected to the two sliding rods 202, and each sliding rod 202 is sleeved with an elastic piece 206 for resetting the clamping arm 203; each clamping arm 203 is fixedly connected with a clamping block 204 through a fastening bolt 205; the clamping arms 203 comprise slots 20301, and each clamping arm 203 is symmetrically provided with two slots 20301; two inserting protrusions 20401 are symmetrically welded on the clamping block 204, and the inserting protrusions 20401 are matched with the slots 20301; the inserting protrusion 20401 and the slot 20301 together form an inserting fixing structure of the clamping block 204, and the head end of the inserting protrusion 20401 is of a conical structure, so that the stress of the fastening bolt 205 can be reduced, and the inserting is smooth.

Referring to fig. 5, the clamping arm 203 further includes a threaded hole a20302, and two threaded holes a20302 are symmetrically formed in the clamping arm 203; the clamping block 204 further comprises a threaded hole B20402, and two threaded holes B20402 are symmetrically formed in the clamping block 204; the threaded hole A20302 is matched with the threaded hole B20402, and when the clamping block 204 is well fixed by the inserting protrusion 20401 and the clamping arm 203 in an inserting mode, the threaded hole A20302 and the threaded hole B20402 are aligned with each other, so that convenience in screwing the fastening bolt 205 can be improved.

Referring to fig. 4, the clamping block 204 further includes three sets of anti-slip protrusions 20403 welded to the clamping block 204 in a rectangular array, and the anti-slip protrusions 20403 are in a wavy structure, so as to improve multi-directional stability when clamping an object.

Referring to fig. 3, the head ends of the clamping arms 203 are in a conical structure, and the two clamping arms 203 are arranged in a mirror image shape, and the head ends of the two clamping arms 203 are both in contact with the driving block 4; the driving block 4 is of a concave structure, and when the electric telescopic rod 3 extends out, the two clamping arms 203 are in a reverse direction movement state at the same time, so that the clamping speed can be increased.

The specific use mode and function of the embodiment are as follows:

when the clamping device is used, when concrete is clamped, firstly, the head ends of the clamping arms 203 are of a conical structure, the two clamping arms 203 are arranged in a mirror image shape, and the head ends of the two clamping arms 203 are both contacted with the driving block 4; the driving block 4 is of a concave structure, when the electric telescopic rod 3 extends out, the two clamping arms 203 simultaneously move in opposite directions, so that the clamping speed can be increased; secondly, three groups of anti-skid protrusions 20403 are welded on the clamping block 204 in a rectangular array shape, and the anti-skid protrusions 20403 are of a wavy structure, so that the multi-directional stability during article clamping is improved;

in the use process, firstly, the inserting protrusion 20401 and the slot 20301 jointly form an inserting fixing type structure of the clamping block 204, and the head end of the inserting protrusion 20401 is of a cylindrical structure, so that the stress of the fastening bolt 205 can be reduced, and the inserting is smoother; secondly, because of screw hole A20302 and screw hole B20402 phase-match, and screw hole A20302 and screw hole B20402 align each other after clamp splice 204 passes through grafting arch 20401 and arm lock 203 grafting fixed to convenience when can improve fastening bolt 205 and screw up.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a snatch mechanism for concrete compression test block which characterized in that: comprises a main body frame (1); the main body frame (1) is of a concave structure, and the main body frame (1) is fixedly connected with an adjusting structure (2) through a bolt; the top end face of the inner wall of the main body frame (1) is fixedly connected with an electric telescopic rod (3) through a bolt, and the head end of the electric telescopic rod (3) is fixedly connected with a driving block (4) through a bolt.

2. The grasping mechanism for the concrete compression test block as claimed in claim 1, wherein: the adjusting structure (2) comprises a frame body (201), sliding rods (202), clamping arms (203), an inserting groove (20301), a clamping block (204), an inserting protrusion (20401), a fastening bolt (205) and an elastic piece (206), wherein the frame body (201) is of a rectangular non-top and non-bottom frame-shaped structure, and the two sliding rods (202) are fixedly connected in the frame body (201); two clamping arms (203) are connected onto the two sliding rods (202) in a sliding manner, and each sliding rod (202) is sleeved with an elastic piece (206) for resetting the clamping arm (203); each clamping arm (203) is fixedly connected with a clamping block (204) through a fastening bolt (205); the clamping arms (203) comprise slots (20301), and two slots (20301) are symmetrically formed in each clamping arm (203); two inserting protrusions (20401) are symmetrically welded on the clamping block (204), and the inserting protrusions (20401) are matched with the slots (20301); the inserting and fixing type structure of the clamping block (204) is formed by the inserting and connecting protrusion (20401) and the inserting groove (20301) together, and the head end of the inserting and connecting protrusion (20401) is of a conical structure.

3. The grasping mechanism for the concrete compression test block as set forth in claim 2, wherein: the clamping arm (203) further comprises a threaded hole A (20302), and two threaded holes A (20302) are symmetrically formed in the clamping arm (203); the clamping block (204) further comprises a threaded hole B (20402), and two threaded holes B (20402) are symmetrically formed in the clamping block (204); the threaded hole A (20302) is matched with the threaded hole B (20402), and the threaded hole A (20302) and the threaded hole B (20402) are aligned with each other after the clamping block (204) is well inserted and fixed through the inserting protrusion (20401) and the clamping arm (203).

4. The grasping mechanism for the concrete compression test block as set forth in claim 2, wherein: the clamp splice (204) still includes skid-proof protrusion (20403), it has three sets of skid-proof protrusion (20403) to be the welding of rectangular array form on clamp splice (204), and skid-proof protrusion (20403) are wavy structure.

5. The grasping mechanism for the concrete compression test block as set forth in claim 2, wherein: the head ends of the clamping arms (203) are of a conical structure, the two clamping arms (203) are arranged in a mirror image shape, and the head ends of the two clamping arms (203) are both contacted with the driving block (4); the driving block (4) is of a concave structure, and when the electric telescopic rod (3) extends out, the two clamping arms (203) move in opposite directions simultaneously.