CN210181041U

CN210181041U - Anti performance test device that splits of municipal works concrete

Info

Publication number: CN210181041U
Application number: CN201920966811.5U
Authority: CN
Inventors: Xiao Han; 韩笑; Mingxuan Xie; 谢明轩; Lipeng Wang; 王力鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-03-24
Anticipated expiration: 2029-06-26

Abstract

The utility model provides a crack resistance test device for municipal engineering concrete, which comprises an installation base, an adjusting bolt, a box body scale strip, a measuring head, a movable scale strip, a direction adjusting handle and an adjusting worm; the top of the mounting base is fixedly connected with a group of bearing seats; the top of the bearing seat is axially connected with a group of mounting seats; the inner part of the bearing seat is axially connected with a group of direction adjusting handles; the top of the mounting seat is connected with a group of measuring boxes in a sliding manner through a square rail sliding block transmission pair and is driven by a lead screw; the right end face of the measuring box body is connected with two groups of measuring heads through three groups of circular rails in a sliding mode. The device can be convenient the inclination of regulation measuring head, guarantees that the measuring head can well contact with the measured surface, guarantees measuring result's accuracy, and simple to use, convenient operation reading precision is higher simultaneously, improves measurement accuracy, and the reading is simple and convenient, easily masters.

Description

Anti performance test device that splits of municipal works concrete

Technical Field

The utility model belongs to the technical field of the building detection device, more specifically say, in particular to anti crack performance test device of municipal works concrete.

Background

Because the tensile strength of concrete is far less than the compressive strength, the ultimate tensile deformation is very small, cracks are easy to occur under the action of external force, temperature change, humidity change and the like, and the integrity, durability, even safety and stability of buildings are affected by the cracks generated in the concrete and the reinforced concrete, so that the crack resistance of the concrete needs to be measured, and a crack resistance test device of the concrete is generally adopted when the crack resistance of the concrete is measured.

For example, application No.: CN201821765308.5 the utility model provides a municipal works concrete crack resistance test device, including moving the storehouse, smooth storehouse, moving groove, sliding head, contact element, mounting, installed part and pulley; the movable bin is arranged above the main body, and a sliding head at the bottom of the movable bin is arranged in a sliding groove above the main body in an embedded mode; the inside end embedding of contact is installed in the inside that removes the storehouse, and the installed part is installed in the inside and outside both sides that remove the groove, and the inboard of pulley contacts with removing the storehouse, the axostylus axostyle of here has played the effect that promotes and removes the storehouse, thereby make the removal storehouse drive the contact and remove, thereby make mounting and concrete face contact, thereby the memorability is fixed, when meetting the crack, the concrete will drive the contact and remove, thereby observe the crack, the outside of axostylus axostyle is equipped with the screw thread, be in order when rotatory rotation piece, the axostylus axostyle passes through screw thread and main part cooperation, thereby make the rotating head rotatory in the inside of smooth.

Based on the aforesaid, current anti crack performance test device passes through the earth anchor and fixes the use to the device, and in use is difficult to guarantee the good contact on measuring head and the measured object surface, and measuring error is great, and reading position and measuring direction syntropy are difficult to the reading during the measurement simultaneously, and reading accuracy is not high, is difficult to guarantee measurement accuracy.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a device for testing the anti-cracking performance of the municipal engineering concrete is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a municipal works concrete's anti crack performance test device to solving current anti crack performance test device and fixing the use to the device through the earth anchor, in use is difficult to guarantee the good contact on measuring head and the measured object surface, and measuring error is great, and reading position and direction of measurement syntropy are difficult to the reading during the measurement simultaneously, and the reading accuracy is not high, is difficult to guarantee measurement accuracy's problem.

The utility model discloses municipal works concrete's anti crack performance test device's purpose and efficiency are reached by following specific technological means:

the anti-cracking performance test device for the municipal engineering concrete comprises a mounting base, an adjusting bolt, a connecting ball head, a bearing seat, a mounting seat, an adjusting turbine, a measuring box body, a box body scale strip, a measuring head, a movable scale strip, a direction adjusting handle and an adjusting worm; the top of the mounting base is fixedly connected with a group of bearing seats; the top of the bearing seat is axially connected with a group of mounting seats; the inner part of the bearing seat is axially connected with a group of direction adjusting handles; the top of the mounting seat is connected with a group of measuring boxes in a sliding manner through a square rail sliding block transmission pair and is driven by a lead screw; the right end face of the measuring box body is connected with two groups of measuring heads through three groups of circular rails in a sliding mode.

Furthermore, the top of the mounting base is in threaded connection with three groups of adjusting bolts.

Furthermore, a group of connecting bulbs are arranged at the tops of the adjusting bolts, and the adjusting bolts are in sliding connection with the spherical surface of the bearing seat through the connecting bulbs.

Furthermore, the bottom of the mounting seat is fixedly connected with a group of adjusting worm wheels, the right end face of the direction adjusting handle is provided with a group of adjusting worm wheels, and the adjusting worm wheels are meshed with the adjusting worm wheels to form a worm wheel and worm transmission mechanism.

Furthermore, a group of box body scale strips are arranged at the top of the measuring box body; the top of measuring head is provided with a set of remove the scale strip, the distance between the box scale strip stripe is 0.5mm, it is 0.49mm to remove the distance between the scale strip.

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

the device realizes the adjustment of the inclination state of the measuring head by adopting three groups of adjusting bolts and a worm transmission mechanism of the turbine, ensures that the measuring head can be in good contact with the measured surface, ensures the accuracy of the measuring result, and has simple use and convenient operation; by arranging the box body scale strips and the movable scale strips, more accurate numerical values are read by utilizing the difference between the box body scale strips and the movable scale strips, the measurement precision is higher, the reading mode is similar to a vernier caliper, the use is simple, the learning difficulty is lower, the learning difficulty can be rapidly mastered, and the reading difficulty is reduced by reading at the top; the device can be convenient the inclination of regulation measuring head, guarantees that the measuring head can well contact with the measured surface, guarantees measuring result's accuracy, and simple to use, convenient operation reading precision is higher simultaneously, improves measurement accuracy, and the reading is simple and convenient, easily masters.

Drawings

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

Fig. 2 is a schematic structural diagram of the left shaft side of the present invention.

Fig. 3 is a schematic view of the shaft side structure of the bottom of the mounting seat of the present invention.

Fig. 4 is a schematic diagram of the measuring head axial side structure of the present invention.

Fig. 5 is a schematic view of the shaft side structure of the mounting base of the present invention.

Fig. 6 is a schematic diagram of a partially enlarged structure at a in fig. 1 according to the present invention.

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

1. installing a base; 101. adjusting the bolt; 102. connecting a ball head; 2. a bearing seat; 3. a mounting seat; 301. adjusting the turbine; 4. a measuring box body; 401. a box body scale bar; 5. a measuring head; 501. moving the scale bar; 6. a direction adjustment handle; 601. and adjusting the worm.

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 6:

the utility model provides a crack resistance test device of municipal engineering concrete, which comprises a mounting base 1, an adjusting bolt 101, a connecting ball head 102, a bearing seat 2, a mounting seat 3, an adjusting turbine 301, a measuring box 4, a box body scale bar 401, a measuring head 5, a movable scale bar 501, a direction adjusting handle 6 and an adjusting worm 601; the top of the mounting base 1 is fixedly connected with a group of bearing seats 2; the top of the bearing seat 2 is axially connected with a group of mounting seats 3; the inner part of the bearing seat 2 is axially connected with a group of direction adjusting handles 6; the top of the mounting base 3 is connected with a group of measuring box bodies 4 in a sliding mode through a square rail sliding block transmission pair and driven through a lead screw; the right end face of the measuring box body 4 is connected with two groups of measuring heads 5 through three groups of circular rails in a sliding mode.

The top of the mounting base 1 is in threaded connection with three groups of adjusting bolts 101, and in use, the adjusting bolts 101 are rotated to adjust the height of the adjusting bolts 101 so as to adjust the levelness of the bearing base 2, so that the measuring head 5 can be kept parallel to the surface of the object to be measured in the vertical direction.

The top of the adjusting bolt 101 is provided with a group of connecting ball heads 102, and the adjusting bolt 101 is slidably connected with the spherical surface of the bearing seat 2 through the connecting ball heads 102, so that interference can be prevented when the levelness of the bearing seat 2 is adjusted during use.

Wherein, the bottom fixedly connected with of mount pad 3 is a set of adjust worm 301, the right-hand member face of direction adjustment handle 6 is provided with a set of adjust worm 601, adjust worm 301 with adjust the worm 601 meshing and constitute turbine worm drive mechanism, in use direction adjustment handle 6 drives through turbine worm drive mechanism mount pad 3 swings, thereby guarantees measuring head 5 keeps parallel with the testee surface in the horizontal direction.

A group of box body scale strips 401 are arranged at the top of the measuring box body 4; the top of measuring head 5 is provided with a set of remove scale bar 501, the distance between 401 stripes of box scale bar is 0.5mm, the distance between the removal scale bar 501 is 0.49mm, in use pass through remove scale bar 501 with the accurate numerical value is read out to the difference between the 401 scale of box scale bar, improves measurement accuracy.

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

during adjustment, the levelness of the bearing seat 2 is adjusted by rotating the adjusting bolt 101, the direction adjusting handle 6 is rotated, the direction adjusting handle 6 drives the mounting seat 3 to rotate through the worm gear transmission mechanism, and the steering direction of the mounting seat 3 is adjusted, so that the measuring head 5 and the measured surface are kept in a parallel state; when reading, the more accurate vertical reading is realized through the principle of the difference between the box scale bar 401 and the movable scale bar 501, and the reading mode is similar to that of a vernier caliper.

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. Municipal works concrete's anti crack performance test device, its characterized in that: the anti-cracking performance test device for the municipal engineering concrete comprises a mounting base (1), an adjusting bolt (101), a connecting ball head (102), a bearing seat (2), a mounting seat (3), an adjusting turbine (301), a measuring box body (4), a box body scale strip (401), a measuring head (5), a movable scale strip (501), a direction adjusting handle (6) and an adjusting worm (601); the top of the mounting base (1) is fixedly connected with a group of bearing seats (2); the top of the bearing seat (2) is axially connected with a group of mounting seats (3); the inner part of the bearing seat (2) is axially connected with a group of direction adjusting handles (6); the top of the mounting base (3) is connected with a group of measuring box bodies (4) in a sliding mode through a square rail sliding block transmission pair and driven through a lead screw; the right end face of the measuring box body (4) is connected with two groups of measuring heads (5) through three groups of circular rails in a sliding mode.

2. The municipal engineering concrete crack resistance testing device of claim 1, wherein: the top of the mounting base (1) is in threaded connection with three groups of adjusting bolts (101).

3. The municipal engineering concrete crack resistance testing device of claim 1, wherein: the top of the adjusting bolt (101) is provided with a group of connecting ball heads (102), and the adjusting bolt (101) is in spherical sliding connection with the bearing seat (2) through the connecting ball heads (102).

4. The municipal engineering concrete crack resistance testing device of claim 1, wherein: the bottom of the mounting seat (3) is fixedly connected with a group of adjusting worm wheels (301), the right end face of the direction adjusting handle (6) is provided with a group of adjusting worm rods (601), and the adjusting worm wheels (301) are meshed with the adjusting worm rods (601) to form a worm wheel and worm rod transmission mechanism.

5. The municipal engineering concrete crack resistance testing device of claim 1, wherein: the top of the measuring box body (4) is provided with a group of box body scale strips (401); the top of measuring head (5) is provided with a set of remove scale bar (501), the distance between box scale bar (401) stripe is 0.5mm, the distance between removal scale bar (501) is 0.49 mm.