CN212722119U - Universal quick fixing device of core drilling machine - Google Patents

Abstract

The utility model relates to an universal quick fixing device of core drilling machine, include the guide slot locating lever that is fixed in the concrete member surface through the pull rod, still including connecting the base, connect the base bottom and install on the guide slot locating lever, connect the base upper surface then rotatable install universal rotation connecting block, the L type impels the member is installed on universal rotation connecting block upper portion. This universal quick fixing device accessible pull rod of brill core machine and guide slot locating lever once only install fast on concrete member (shear force wall, the frame post, the frame roof beam etc.), to concrete member (shear force wall, the frame post, when the frame roof beam etc.) is got core or trompil, need not frequently to punch and implant the bolt, can avoid getting the destruction of core time to near concrete, improve the steadiness of coring the support, and when carrying out the sampling more than 2 points or 2 to needs, improve and get core/trompil efficiency, the destruction of concrete has been reduced when practicing thrift fixing bolt's acquisition cost.

Description

Universal quick fixing device of core drilling machine

Technical Field

The utility model relates to a building concrete intensity check out test set technical field, concretely relates to universal quick fixing device of core drill.

Background

In the concrete compressive strength detection process, a thin-wall water-cooling core drilling machine is used for sampling after the existing building concrete member is drilled, along with the development of the current building industry and the adjustment of the construction process in China, the requirement on the building quality is higher and higher, and coring or drilling (such as concrete compressive strength detection by a rebound-coring method, concrete compressive strength detection by coring correction, concrete compressive strength detection by a coring method and the like) of the constructed concrete member (a shear wall, a frame column, a frame beam and the like) is required in more and more occasions.

Fig. 1 and 2 show that the main components of the current core drilling machine are: 1. a base 100; 2. a push rod member 200; 3. a motor 300; 4. a drill bit 400; 5. other related accessories 500, the conventional coring/tapping operation steps are: firstly, drilling holes on a preset coring/hole-opening part and the base 100 by adopting an electric hammer, implanting lengthened high-strength expansion bolts, fixing the base 100 and the pushing rod piece 200, then connecting and assembling the motor 300, the drill bit 400 and other related accessories 500, inserting the assembled core drilling equipment into the pushing rod piece 200, and coring/hole-opening after debugging.

But in use it was found that with existing core drilling machines: the core/hole drilling and implanting operations are carried out each time, the core/hole drilling equipment can only carry out core/hole drilling operation on a preset position after the core/hole drilling operation is carried out on concrete near a core/hole drilling part, if a concrete component to be detected needs to be sampled at 2 points or more than 2 points, the preset position needs to be selected again, the electric hammer is used for drilling, the high-strength expansion bolt is implanted and lengthened, and the like, and after the sampling operation is finished, constructors often need to fill the concrete component after core/hole drilling (particularly, the high-strength expansion bolt needs to be pulled out, so that the operation is troublesome).

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides an easy operation, low cost need not to punch the universal quick fixing device of core drill machine of implanting the bolt.

The utility model discloses a concrete technical scheme is:

the utility model provides an universal quick fixing device of core drill, includes the guide slot locating lever that is fixed in the concrete member surface through the pull rod, still includes the connection base, connect the base bottom and install on the guide slot locating lever, connect the base upper surface then rotatable install universal rotation connecting block, L type propulsion member is installed on universal rotation connecting block upper portion.

Further, it is preferable that a center positioning connection hole is formed in the connection base, a rotation semicircular waist groove is further formed in the outer side of the center positioning connection hole in the circumferential direction, a center positioning stud is vertically arranged at the bottom of the universal rotation connection block corresponding to the center positioning connection hole, the center positioning stud can be installed into the center positioning connection hole, and a fan-shaped guide groove block is further arranged on the lower portion of the universal rotation connection block.

Further, preferably, two rotation connecting holes I are horizontally formed in the L-shaped pushing rod piece, and a rotation connecting hole II and a horizontal adjusting waist groove are correspondingly formed in the universal rotation connecting block.

Further, preferably, the connecting base is provided with a positioning hole, and the connecting base is fastened and connected with the guide groove positioning rod after penetrating through the guide groove and the positioning hole of the guide groove positioning rod through a bolt.

The utility model has the advantages that: this universal quick fixing device accessible pull rod of brill core machine and guide slot locating lever once only install fast on concrete member (shear force wall, the frame post, the frame roof beam etc.), need not to carry out many times electric hammer and punch, when coring or trompil concrete member (shear force wall, the frame post, the frame roof beam etc.), need not frequently to punch and implant the bolt, can avoid getting the destruction of core time to near concrete, improve the steadiness of coring the support, and when needing to carry out the sampling more than 2 points or 2, only need to get core after the elasticity of bolt and nut to adjust to connect base and universal rotation connecting block and can realize carrying out the sample work of arbitrary point to the concrete member, improve core/trompil efficiency, the destruction of concrete has been reduced when practicing thrift fixing bolt's acquisition cost.

Drawings

Fig. 1 is a front view of the main components of a prior art core drill, which is connected to the surface to be cored/drilled by a bottom expansion bolt.

Fig. 2 is a left side view of the main components of a prior art core drill with the motor, drill bit and other associated accessories removed.

Fig. 3 is a front view of the L-shaped push rod of the present invention.

Fig. 4 is a left side view of the L-shaped push rod of the present invention.

Fig. 5 is a top view of the connection base of the present invention.

Fig. 6 is a front view of the universal rotary connecting block of the present invention.

Fig. 7 is a top view of the universal rotary connecting block of the present invention.

Fig. 8 is a front view of the pull rod of the present invention.

Fig. 9 is a front view of the positioning rod of the guide slot of the present invention.

Fig. 10 is a front view of the first embodiment of the present invention.

Fig. 11 is a top view of a first embodiment of the present invention, showing only the lateral portion of the channel-locating lever.

Fig. 12 is a front view of a second embodiment of the present invention.

Fig. 13 is a top view of a second embodiment of the present invention, showing only the lateral portion of the channel positioning rod.

In the upper diagram: 100-a base; 200-advancing the rod; 300-a motor; 400-a drill bit; 500-other related accessories;

1-L-shaped propelling rod piece, 101-rotating connecting hole I, 2-connecting base, 201-central positioning connecting hole, 202-rotating semicircular waist groove, 203-positioning hole, 3-universal rotating connecting block, 301-rotating connecting hole II, 302-horizontal adjusting waist groove, 303-central positioning stud, 304-fan-shaped guide groove block, 4-pull rod and 5-guide groove positioning rod.

Detailed Description

In order to make the technical problems and technical solutions solved by the present invention more clearly understood, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 10 and 11, a universal quick fixing device for a core drill includes a guide groove positioning rod 5 fixed on the surface of a concrete member through a pull rod 4, the pull rod 4 is a formwork fixing tie bar, please refer to fig. 8 and 9, and during fixing, a suitable position of a shear wall, a frame column and a frame beam needs to be selected for punching and wall-through fixing.

As shown in fig. 5, the connecting device further comprises a connecting base 2, the connecting base 2 is circular plate-shaped, the bottom of the connecting base 2 is installed on the guide groove positioning rod 5, positioning holes 203 are formed in the connecting base 2, 4 positioning holes 203 are uniformly distributed along the circumference, and the connecting base 2 passes through the guide groove of the guide groove positioning rod 5 and the positioning holes 203 through bolts and then is in threaded fastening connection with the guide groove positioning rod 5.

As shown in fig. 6 and 7, a universal rotary connecting block 3 is rotatably mounted on the upper surface of the connecting base 2, an L-shaped propelling rod 1 is mounted on the upper portion of the universal rotary connecting block 3, a central positioning connecting hole 201 is formed in the connecting base 2, a rotary semicircular groove 202 is further formed in the outer side of the central positioning connecting hole 201 along the circumferential direction, a central positioning stud 303 is vertically arranged at the bottom of the universal rotary connecting block 3 corresponding to the central positioning connecting hole 201, the central positioning stud 303 can be mounted into the central positioning connecting hole 201 and then fastened by a nut, a fan-shaped guide groove block 304 with a groove is further arranged at the lower portion of the universal rotary connecting block 3, the groove in the fan-shaped guide groove block 304 corresponds to the rotary semicircular groove 202 in the connecting base 2 and is adjusted to be loose or loose by fastening of the screw and the nut, so that the universal rotary connecting block 3 can rotate 360 ° theoretically with the central positioning stud 303 as the center of the center Fully reached, but any rotation of most angles may be achieved).

As shown in fig. 3 and 4, the upper part of the L-shaped propelling rod member 1, namely the long side part of the L-shaped propelling rod member, still adopts the existing structure, only the design of the short side of the lower part is added, two rotating connecting holes i 101 are horizontally opened at the short side of the lower part of the L-shaped propelling rod member 1, the universal rotating connecting block 3 is correspondingly opened with a rotating connecting hole ii 301 and a horizontal adjusting waist groove 302, the L-shaped propelling rod member 1 and the universal rotating connecting block 3 are adjustably connected by corresponding two rotating connecting holes i 101, two rotating connecting holes ii 301 and a horizontal adjusting waist groove 302 through bolts, so as to adjust the levelness of the core drilling equipment installed on the L-shaped propelling rod member 1.

The core drilling equipment is fixed on the concrete member through 2 guide slot locating levers 5 and 4 pull rods 4 in this embodiment, and the rotary connecting block 3 is installed on the guide slot locating lever 5, so that the core drilling equipment can transversely perform core/hole drilling at any position along the guide slot locating lever 5, the core/hole drilling efficiency is improved, and the damage to the concrete is reduced while the acquisition cost of fixing bolts is saved.

Example 2:

as shown in fig. 12 and 13, the difference between this embodiment and the first embodiment is that 2 channel positioning rods 5 are added in the vertical direction, and the rotary connecting block 3 is mounted on the vertical channel positioning rod 5, so that coring/boring can be performed at any position of the whole concrete member.

The present invention has been described in detail with reference to the specific and preferred embodiments, but it should be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and any modifications, equivalents and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims (4)

1. The universal quick fixing device of the core drilling machine is characterized by comprising a guide groove positioning rod (5) fixed on the surface of a concrete member through a pull rod (4), and further comprising a connecting base (2), wherein the bottom of the connecting base (2) is installed on the guide groove positioning rod (5), a universal rotating connecting block (3) is rotatably installed on the upper surface of the connecting base (2), and an L-shaped propelling rod piece (1) is installed on the upper portion of the universal rotating connecting block (3).

2. The universal quick fixing device of the core drilling machine according to claim 1, characterized in that: connect and open on base (2) and have central location connecting hole (201), central location connecting hole (201) outside still is provided with along the circumferencial direction and rotates semicircle kidney groove (202), corresponds central location connecting hole (201) is vertical in universal rotation connecting block (3) bottom is provided with central location double-screw bolt (303), central location connecting hole (201) is gone into in the mountable of central location double-screw bolt (303), universal rotation connecting block (3) lower part still is provided with fan-shaped guide slot piece (304).

3. The universal quick fixing device of the core drilling machine as claimed in claim 1 or 2, wherein: the L-shaped pushing rod piece (1) is horizontally provided with two rotating connecting holes I (101), and the universal rotating connecting block (3) is correspondingly provided with a rotating connecting hole II (301) and a horizontal adjusting waist groove (302).

4. The universal quick fixing device of the core drilling machine according to claim 1, characterized in that: the connecting base (2) is provided with a positioning hole (203), and the connecting base (2) penetrates through the guide groove and the positioning hole (203) of the guide groove positioning rod (5) through bolts and then is tightly connected with the guide groove positioning rod (5).

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