CN211652870U - A kind of concrete penetration resistance meter - Google Patents

Abstract

The utility model discloses a concrete penetration resistance appearance, including weighing base, first bracing piece and data display screen, one side fixed mounting who weighs the base has first bracing piece, the top of first bracing piece is provided with the data display screen, there is solid fixed ring on the surface of first bracing piece through first fixed round pin post fixed mounting, gu one side fixedly connected with head rod of solid fixed ring. The utility model discloses a set up the extrusion device that can adjust, conveniently adjust the height of injection needle, make the operator can carry out the injection test with normal posture, saved a large amount of physical power, needn't cover whole test barrel with the concrete moreover, cause the waste of resource, can carry on test barrel spacing with test barrel through setting up the stop device who weighs the base surface moreover, make test barrel remain throughout weighing the surface of base, can not take place the displacement and influence the test result at the in-process of experiment, and the utility model discloses rational in infrastructure, convenient to use.

Description

A kind of concrete penetration resistance meter

technical field

The utility model relates to the technical field of construction detection, in particular to a concrete penetration resistance instrument.

Background technique

Ordinary concrete refers to the artificial stone made of cement as the main cementing material, and water, sand, stone, chemical admixtures and mineral admixtures if necessary, mixed in an appropriate proportion, uniformly stirred, compacted and cured. .

Concrete penetration resistance tester is an instrument used for concrete mixture and setting time test. It uses penetration resistance method to measure concrete setting time, and uses lever principle to test. When testing, concrete needs to be placed in a test bucket. The inside of the test barrel is then tested, but the existing test barrels have different amounts of concrete placed inside, which may cause the penetration needle to need to be in a longer downward position during the test, resulting in the tester in the operation. It is always necessary to bend down to perform the test, and the concrete penetration test takes a long time, which can easily cause the operator to be fatigued, and the test barrel is always stressed during the test, which may cause the test barrel to deviate and affect the test. As a result, for this purpose, we propose a concrete penetration resistance meter.

Utility model content

The purpose of this utility model is to provide a concrete penetration resistance instrument to solve the problems raised in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a concrete penetration resistance meter, comprising a weighing base, a first support rod and a data display screen, and a first support rod is fixedly installed on one side of the weighing base , the top of the first support rod is provided with a data display screen, the surface of the first support rod is fixedly installed with a fixing ring through a first fixing pin, and a first connecting rod is fixedly connected to one side of the fixing ring, The side of the first connecting rod away from the fixing ring is fixedly connected to the limiting tube, the top of the first connecting rod is fixedly connected with a second support rod, and the surface of the second support rod is fixedly installed by the second fixing pin. There is a pressure rod, the surface of the pressure rod and the position corresponding to the limit tube are fixedly installed with a second connecting rod through the third fixing pin, the bottom of the second connecting rod is fixedly connected with a limit block, and the limit block is The outer wall of the limiter is inserted into the inner wall of the limit tube, and the bottom of the limit block is fixedly connected with a pressing device, which is composed of a first threaded rod, a hollow tube, a threaded cap, a turning handle and a penetrating needle, The first threaded rod is fixedly connected to the bottom of the limit block, the outer surface of the first threaded rod is provided with a threaded cap that engages with it, the bottom of the threaded cap is fixedly connected with a hollow tube, and the hollow The tube is provided with an opening at the top, the outer wall of the first threaded rod is inserted into the inner wall of the hollow tube, the bottom of the hollow tube is fixedly connected with a penetration needle, and the surface of the weighing base is fixed in position corresponding to the extrusion device Connect the limiter.

Further, the limit device is composed of a limit ring, a spring, a limit plate, a threaded hole and a second threaded rod. The limit ring is fixedly installed on the surface of the weighing base, and the inner wall of the limit ring passes through. Symmetrically distributed springs are fixedly connected to the limiting plate, threaded holes are formed through the outer surface of the limiting ring and corresponding to the position of the limiting plate, and the inner wall of the threaded hole is provided with a second threaded rod that engages therewith.

Further, a turning handle is fixedly connected to the outer surface of the threaded cap.

Further, a pressing handle is fixedly connected to one end of the pressing rod away from the second supporting rod.

Further, the limiting plates, the threaded holes and the second threaded rods are arranged in three groups, and the arrays are distributed on the inner wall of the limiting ring.

Further, symmetrically distributed support legs are fixedly connected to the bottom of the weighing base.

Compared with the prior art, the utility model has the following beneficial effects: the utility model is provided with an adjustable extrusion device, which facilitates the adjustment of the height of the penetration needle, so that the operator can perform the penetration test in a normal posture, saving the cost of A lot of physical strength, and it is not necessary to cover the entire test barrel with concrete, which causes a waste of resources, and the test barrel can be limited by the limit device set on the surface of the weighing base, so that the test barrel is always kept on the surface of the weighing base , the test result will not be affected by displacement during the experiment, and the utility model has a reasonable structure and is convenient to use.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the present utility model;

2 is a schematic structural diagram of a side view of the extrusion device of the present invention;

FIG. 3 is a schematic structural diagram of the top view of the limiting device of the present invention.

In the figure: 1 weighing base, 2 first support rod, 3 data display screen, 4 first fixed pin, 5 fixed ring, 6 first connecting rod, 7 limit tube, 8 second support rod, 9 second Fixed pin, 10 pressure rod, 11 third fixed pin, 12 second connecting rod, 13 limit block, 14 extrusion device, 15 first threaded rod, 16 hollow tube, 17 threaded cap, 18 turning handle, 19 Penetration needle, 20 limit device, 21 limit ring, 22 spring, 23 pressure handle, 24 limit plate, 25 threaded hole, 26 second threaded rod, 27 support leg.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-3, the present utility model provides a technical solution to achieve the above purpose, the present utility model provides the following technical solution: a concrete penetration resistance meter, comprising a weighing base 1, a first support rod 2 and a data display Screen 3, a first support rod 2 is fixedly installed on one side of the weighing base 1, a data display screen 3 is arranged on the top of the first support rod 2, and the surface of the first support rod 2 is fixed by the first The pin 4 is fixedly installed with a fixing ring 5, one side of the fixing ring 5 is fixedly connected with a first connecting rod 6, and the side of the first connecting rod 6 away from the fixing ring 5 is fixedly connected with a limiting tube 7. A second support rod 8 is fixedly connected to the top of the first connecting rod 6 , and a pressure rod 10 is fixedly installed on the surface of the second support rod 8 through the second fixing pin 9 , and the surface of the pressure rod 10 corresponds to the limit The position of the tube 7 is fixedly installed with a second connecting rod 12 through the third fixing pin 11 , the bottom of the second connecting rod 12 is fixedly connected to a limit block 13 , and the outer wall of the limit block 13 is inserted into the limiter tube 7 . In the inner wall, a pressing device 14 is fixedly connected to the bottom of the limiting block 13 , and the pressing device 14 is composed of a first threaded rod 15 , a hollow tube 16 , a threaded cap 17 , a turning handle 18 and a penetrating needle 19 . , the first threaded rod 15 is fixedly connected to the bottom of the limit block 13, the outer surface of the first threaded rod 15 is provided with a threaded cap 17 engaged with it, and the bottom of the threaded cap 17 is fixedly connected with a hollow The tube 16, the hollow tube 16 is provided with an open top, the outer wall of the first threaded rod 15 is inserted into the inner wall of the hollow tube 16, and the bottom of the hollow tube 16 is fixedly connected with a penetration needle 19. The surface of the base 1 is fixedly connected to the limiting device 20 corresponding to the position of the pressing device 14 .

Further, the limit device 20 is composed of a limit ring 21, a spring 22, a limit plate 24, a threaded hole 25 and a second threaded rod 26. The limit ring 21 is fixedly installed on the surface of the weighing base 1, The inner wall of the limit ring 21 is fixedly connected to the limit plate 24 through symmetrically distributed springs 22 . The outer surface of the limit ring 21 and the position corresponding to the limit plate 24 are provided with threaded holes 25 penetrating through the threaded holes 25 . Its inner wall is provided with a second threaded rod 26 that engages with it.

Further, a turning handle 18 is fixedly connected to the outer surface of the threaded cap 17 , and the setting of the turning handle 18 is convenient for rotating the threaded cap 17 and making it move along the outer surface of the first threaded rod 15 .

Further, a pressing handle 23 is fixedly connected to one end of the pressing rod 10 away from the second support rod 8 .

Further, the limit plates 24 , the threaded holes 25 and the second threaded rods 26 are arranged in three groups, and the arrays are distributed on the inner wall of the limit ring 21 . The threaded rod 26 can hold the test barrel more stably.

Further, symmetrically distributed support legs 27 are fixedly connected to the bottom of the weighing base 1 .

When using, first, place the test bucket containing the concrete inside the limiting device 20. During the placing process, the limiting plate 24 will generate a certain clamping force on the test bucket due to the reaction force of the spring 22, and then rotate the second bucket. The threaded rod 26 makes the second threaded rod 26 move along the inside of the threaded hole 25. When one end of the second threaded rod 26 is in contact with the limit plate 24, the limit plate 24 can be prevented from moving toward the inner wall of the limit ring 21. By moving in the direction, the test barrel can be firmly clamped to prevent the test barrel from moving. Then observe the height of the concrete inside the test barrel. If the amount of concrete is small, rotate the handle 18 to make the screw cap connected to the handle 18 17 rises or falls along the outer surface of the first threaded rod 15, the rise or fall of the threaded cap 17 will drive the hollow tube 16 and the penetration needle 19 connected to it to stick to the concrete placed inside the test barrel, and then press down Handle 23, so that the pressing rod 10 uses the second fixed pin 9 as the axis to generate a downward pressing force, and then the second connecting rod 12 will drive the limit block 13 to move along the interior of the limit tube 7, and then the needle 19 penetrates The penetration test will be carried out on the concrete inside the test barrel, and after the test, the data displayed on the surface of the data display screen 3 can be read.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a concrete penetration resistance appearance, is including weighing base (1), first bracing piece (2) and data display screen (3), one side fixed mounting who weighs base (1) has first bracing piece (2), the top of first bracing piece (2) is provided with data display screen (3), its characterized in that: the surface of the first supporting rod (2) is fixedly provided with a fixing ring (5) through a first fixing pin column (4), one side of the fixing ring (5) is fixedly connected with a first connecting rod (6), one side of the first connecting rod (6) far away from the fixing ring (5) is fixedly connected with a limiting pipe (7), the top of the first connecting rod (6) is fixedly connected with a second supporting rod (8), the surface of the second supporting rod (8) is fixedly provided with a pressing rod (10) through a second fixing pin column (9), the surface of the pressing rod (10) and the position corresponding to the limiting pipe (7) are fixedly provided with a second connecting rod (12) through a third fixing pin column (11), the bottom of the second connecting rod (12) is fixedly connected with a limiting block (13), the outer wall of the limiting block (13) is inserted into the inner wall of the limiting pipe (7), the bottom of the limiting block (13) is fixedly connected with an extruding device (14), the utility model discloses a structure of a weighing machine, including extrusion device (14), stopper (13), threaded cap (17), rotation handle (18) and injection needle (19), extrusion device (14) comprises first threaded rod (15), hollow tube (16), threaded cap (17), commentaries on classics handle (18) and injection needle (19), first threaded rod (15) fixed connection is in the bottom of stopper (13), the surface of first threaded rod (15) is provided with threaded cap (17) rather than meshing with, the bottom fixedly connected with hollow tube (16) of threaded cap (17), hollow tube (16) set up to open-top, the inner wall of hollow tube (16) is inserted to the outer wall of first threaded rod (15), the bottom fixedly connected with injection needle (19) of hollow tube (16), weigh the surface of base (1) and correspond position fixedly connected with stop device (20) of extrusion device (.

2. The concrete penetration resistance gauge according to claim 1, wherein: stop device (20) comprise spacing ring (21), spring (22), limiting plate (24), screw hole (25) and second threaded rod (26), spacing ring (21) fixed mounting is in the surface of weighing base (1), the inner wall of spacing ring (21) is through spring (22) fixedly connected with limiting plate (24) of symmetric distribution, the surface of spacing ring (21) and the position that corresponds limiting plate (24) run through set up screw hole (25), the inner wall of screw hole (25) is provided with rather than engaged with second threaded rod (26).

3. The concrete penetration resistance gauge according to claim 1, wherein: the outer surface of the threaded cap (17) is fixedly connected with a rotating handle (18).

4. The concrete penetration resistance gauge according to claim 1, wherein: one end of the pressure lever (10) far away from the second support rod (8) is fixedly connected with a pressure handle (23).

5. The concrete penetration resistance gauge according to claim 2, wherein: the limiting plate (24), the threaded holes (25) and the second threaded rods (26) are arranged into three groups, and the arrays are distributed on the inner wall of the limiting ring (21).

6. The concrete penetration resistance gauge according to claim 1, wherein: the bottom of the weighing base (1) is fixedly connected with supporting legs (27) which are symmetrically distributed.

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