CN218726383U - Concrete penetration resistance instrument for concrete test - Google Patents

Abstract

The utility model provides a concrete penetration resistance appearance for concrete test, the on-line screen storage device comprises a base, the base upside is equipped with the stand, the top of stand is equipped with the display, be equipped with the mount pad on the base, the mount pad upside is equipped with the rotation circular slot, the rolling disc sets up in rotating the circular slot, be equipped with on the rolling disc and carry out spacing groove to the examination mould section of thick bamboo, be equipped with horizontal guide arm on the stand, sleeve slidable mounting is on horizontal guide arm, horizontal guide arm one side is equipped with the backup pad, adjusting screw rotates to be installed in the backup pad, adjusting screw tip is equipped with the handle, slip nut cooperatees with adjusting screw, slip nut passes through connecting plate and muffjoint, be equipped with the supporting seat on the sleeve, the depression bar tip is articulated with the supporting seat, the testing arrangement upper end is articulated with the depression bar, the sleeve tip is equipped with the guide cylinder that leads to the testing arrangement. The position of the penetration point is conveniently adjusted by the device, and the coincidence of the penetration point is avoided.

Description

Concrete penetration resistance instrument for concrete test

Technical Field

The utility model relates to a concrete test equipment field, in particular to a concrete injection resistance appearance for concrete test.

Background

The concrete injection resistance instrument is an instrument for measuring the setting time of concrete, the existing concrete injection resistance instrument makes an injection needle vertically move downwards by rotating a handle, when the injection needle is injected into concrete mortar in a test material mould, the mortar generates resistance to the injection needle, and the force is displayed by a display device. And the penetration resistance of the concrete mortar is correspondingly increased along with the increase of time, and the corresponding penetration resistance is measured through different measuring points to obtain the setting time data of the concrete. For example, CN213022740U discloses a concrete penetration resistance appearance, including the workstation, the workstation level sets up subaerial, the vertical branch that is provided with on the workstation, the middle part of branch is provided with the support arm parallel with the workstation, the top of support arm is provided with the depression bar, the below that just is located the depression bar on the support arm is provided with testing arrangement, be provided with on the support arm with self length direction looks vertically mount pad, the one end of depression bar can be dismantled and articulated to set up on the mount pad, the middle part of depression bar can be dismantled and set up on testing arrangement.

When the penetration test is carried out, an initial setting test and a final setting test are required, and three samples are taken from each batch of concrete mixture and are separately packaged. And in the test process, three test modes respectively test a plurality of test points each time, and the arithmetic mean value of the test points is taken as the penetration resistance value of the time. When the test point is changed to the concrete penetrometer among the prior art, the staff removes the position of examination mould section of thick bamboo according to the experience, and the degree of accuracy of the distance of removal and direction can not obtain guaranteeing, and penetrates at same examination mould many times and beats the point, causes the coincidence of penetration point easily, influences the test result accuracy.

Disclosure of Invention

The utility model aims to solve the technical problem that a concrete injection resistance appearance for concrete test is provided, the position of convenient adjustment penetration point avoids causing the coincidence of penetration point.

In order to solve the technical problem, the utility model discloses a technical scheme does: the utility model provides a concrete penetration resistance appearance for concrete test, the on-line screen storage device comprises a base, the base upside is equipped with the stand, the top of stand is equipped with the display, be equipped with the mount pad on the base, the mount pad upside is equipped with the rotation circular slot, the rolling disc sets up and is rotating the circular slot, be equipped with on the rolling disc and carry out spacing groove to the examination mould section of thick bamboo, be equipped with horizontal guide arm on the stand, sleeve slidable mounting is on horizontal guide arm, horizontal guide arm one side is equipped with the backup pad, adjusting screw rotates to be installed in the backup pad, adjusting screw tip is equipped with the handle, slip nut cooperatees with adjusting screw, slip nut passes through connecting plate and muffjoint, be equipped with the supporting seat on the sleeve, the depression bar tip is articulated with the supporting seat, the testing arrangement upper end is articulated with the depression bar, the sleeve tip is equipped with the guide cylinder that leads to the testing arrangement.

In a preferred scheme, the number of the limiting grooves is three.

In the preferred scheme, a ring groove is arranged in the rotary circular groove, and a walking wheel moving along the ring groove is arranged at the bottom of the rotary disc.

In the preferred scheme, the rotating disc outside is equipped with the ring gear, is equipped with the mounting groove that communicates with the rotation circular slot on the mount pad, is equipped with the drive shaft in the mounting groove, is equipped with the driving gear with ring gear meshing on the drive shaft, and the drive shaft upper end is equipped with the rotation handle.

In a preferable scheme, the end part of the adjusting screw rod is provided with a limiting bulge.

The utility model provides a pair of concrete injection resistance appearance for concrete test through rotating adjusting screw, makes the sleeve remove along transverse guide arm, adjusts the radius in the centre of a circle of testing arrangement projection point and rolling disc to make the injection point of final set test different with the distribution route of the injection point of initial set test, the rotation of rolling disc is deuterogamied, and the position of the point of penetration of convenient adjustment avoids causing the coincidence of injection point, guarantees the accuracy of test.

Drawings

The invention is further described below with reference to the accompanying drawings and examples:

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

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the installation of the test apparatus;

FIG. 4 is a top view of the rotating disc mounting;

FIG. 5 isbase:Sub>A cross-sectional view taken along plane A-A of FIG. 4;

FIG. 6 is a three-dimensional view of the mount;

in the figure: the test device comprises a base 1, a stand column 2, a display 3, a mounting seat 4, a rotating disc 5, a test mold cylinder 6, a transverse guide rod 7, a sleeve 8, a supporting plate 9, an adjusting screw rod 10, a handle 11, a sliding nut 12, a connecting plate 13, a supporting seat 14, a pressure rod 15, a testing device 16, a guide cylinder 17, a driving shaft 18, a driving gear 19, a rotating handle 20, a rotating circular groove 401, an annular groove 402, a mounting groove 403, a limiting groove 501, a walking wheel 502, an annular tooth 503 and a limiting protrusion 1001.

Detailed Description

As shown in fig. 1~3, a concrete penetration resistance tester for concrete testing comprises a base 1, wherein a stand column 2 is arranged on the upper side of the base 1, a display 3 is arranged at the top of the stand column 2, a mounting seat 4 is arranged on the base 1, improvement can be performed on the basis of the existing concrete penetration resistance tester, the mounting seat 4 only needs to be installed on the base 1 of the existing concrete penetration resistance tester, a rotary circular groove 401 is arranged on the upper side of the mounting seat 4, a rotary disc 5 is arranged in the rotary circular groove 401, the rotary disc 5 can rotate along the rotary circular groove 401, a limiting groove 501 for limiting a test cylinder 6 is arranged on the rotary disc 5, the limiting groove 501 is convenient for positioning the test cylinder 6, a transverse guide rod 7 is arranged on the stand column 2, a sleeve 8 is slidably installed on the transverse guide rod 7, the transverse guide rod 7 is a rectangular rod, the sleeve 8 is a rectangular sleeve, and the sleeve 8 is sleeved on the transverse guide rod 7 and can move along the transverse guide rod 7.

One side of the transverse guide rod 7 is provided with a support plate 9, an adjusting screw rod 10 is rotatably arranged on the support plate 9 through a bearing, the end part of the adjusting screw rod 10 is provided with a handle 11, a sliding nut 12 is matched with the adjusting screw rod 10, the sliding nut 12 is connected with a sleeve 8 through a connecting plate 13, the sleeve 8 is provided with a support seat 14, the end part of a pressure rod 15 is hinged with the support seat 14, the upper end of a testing device 16 is hinged with the pressure rod 15, the end part of the sleeve 8 is provided with a guide cylinder 17 for guiding the testing device 16, the pressure rod 15 is pressed downwards, the pressure rod 15 is rotated along the hinged position of the support seat 14, the testing device 16 is pressed downwards, the testing device is driven to move upwards and downwards along the sleeve 8 and penetrate into the concrete of the test cylinder 6 for testing,

when the test device is used specifically, the handle 11 is rotated to enable the sleeve 8 to move along the transverse guide rod 7, the position of the testing device 16 relative to the test mold cylinder 6 is adjusted, after the adjustment is completed, when the initial setting test is performed, the rotating disc 5 is moved along the rotating circular groove 401, the position of the test mold cylinder 6 is adjusted, the adjustment is performed once, the pressing rod 15 is pressed down to perform a test, and after the test is completed, different test mold cylinders 6 are replaced to perform the test. When the final setting test is carried out, before the test, the handle 11 is rotated, the sleeve 8 moves along the transverse guide rod 7, the position of the testing device 16 relative to the die testing cylinder 6 is adjusted, the radius of the distribution path of the testing point of the final setting test is different from that of the testing point of the initial setting test, the die testing cylinders 6 of the previous batch are sequentially placed into the rotating circular groove 401 for testing, the testing point of the final setting test and the testing point of the initial setting test are not on the same testing path, and therefore the situation that the testing points penetrate into the same consistent point and the measuring accuracy is affected is avoided.

In this embodiment, the number of the limiting grooves 501 is three. Three test cylinders 6 can be tested simultaneously.

The end of the adjusting screw 10 is provided with a limiting protrusion 1001. The limit protrusion 1001 may be replaced by a limit nut, and the limit protrusion 1001 may prevent the adjusting screw 10 and the sliding nut 12 from being separated from each other, so as to limit the moving position of the sliding nut 12.

Preferably, as shown in 5~6, a circular groove 402 is formed in the circular rotating groove 401, and a traveling wheel 502 moving along the circular groove 402 is disposed at the bottom of the rotating disk 5. Through setting up walking wheel 502, can reduce the rotation resistance of rolling disc 5, conveniently adjust the position of examination mould section of thick bamboo 6.

Further, as shown in fig. 4, the outer side of the rotating disc 5 is provided with a ring gear 503, the mounting seat 4 is provided with a mounting groove 403 communicated with the rotating circular groove 401, a driving shaft 18 is arranged in the mounting groove 403, the lower end of the driving shaft 18 is rotatably mounted at the bottom of the mounting groove 403 through a bearing, the driving shaft 18 is provided with a driving gear 19 engaged with the ring gear 503, and the upper end of the driving shaft 18 is provided with a rotating handle 20. Through rotating the drive shaft 18, drive driving gear 19 and rotate, the gear 19 meshes with ring tooth 503, drives rolling disc 5 and rotates to drive the mould section of thick bamboo 6 of trying to rotate, conveniently adjust the test position.

The device moves along the transverse guide rod 7 through the sleeve 8, the radius of the projection point of the testing device 16 and the radius of the circle center of the rotating disc 5 are adjusted, so that the radius of the distribution path of the testing point of the final setting test is different from that of the distribution path of the testing point of the initial setting test, and the rotation of the rotating disc 5 is matched, so that the position of the penetration point is conveniently adjusted, the coincidence of the penetration point is avoided, and the accuracy of the test is ensured.

Claims (5)

1. The utility model provides a concrete penetration resistance appearance for concrete test, includes base (1), and base (1) upside is equipped with stand (2), and the top of stand (2) is equipped with display (3), its characterized in that: be equipped with on base (1) mount pad (4), mount pad (4) upside is equipped with rotates circular slot (401), carousel (5) set up in rotating circular slot (401), be equipped with on carousel (5) and carry out spacing groove (501) to examination mould section of thick bamboo (6), be equipped with horizontal guide arm (7) on stand (2), sleeve (8) slidable mounting is on horizontal guide arm (7), horizontal guide arm (7) one side is equipped with backup pad (9), adjusting screw (10) are rotated and are installed on backup pad (9), adjusting screw (10) tip is equipped with handle (11), slip nut (12) and adjusting screw (10) cooperate, slip nut (12) are connected with sleeve (8) through connecting plate (13), be equipped with supporting seat (14) on sleeve (8), depression bar (15) tip is articulated with supporting seat (14), testing arrangement (16) upper end is articulated with depression bar (15), sleeve (8) tip is equipped with guide cylinder (17) that lead to testing arrangement (16).

2. A concrete penetration resistance tester for concrete testing according to claim 1, wherein: the number of the limiting grooves (501) is three.

3. A concrete penetration resistance tester for concrete testing according to claim 1, wherein: an annular groove (402) is formed in the rotary circular groove (401), and a travelling wheel (502) moving along the annular groove (402) is arranged at the bottom of the rotary disc (5).

4. A concrete penetration resistance tester according to claim 3, wherein: the outer side of the rotating disc (5) is provided with ring teeth (503), the mounting seat (4) is provided with a mounting groove (403) communicated with the rotating circular groove (401), a driving shaft (18) is arranged in the mounting groove (403), the driving shaft (18) is provided with a driving gear (19) meshed with the ring teeth (503), and the upper end of the driving shaft (18) is provided with a rotating handle (20).

5. The concrete penetration resistance tester for the concrete test according to claim 1, characterized in that: the end part of the adjusting screw rod (10) is provided with a limiting bulge (1001).

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