CN209616034U - A kind of wall opening apparatus - Google Patents

Abstract

The utility model discloses a kind of wall opening apparatus, comprising: powered support, power switching device, rotary cutter and cutter head guide housing；Power switching device includes upper end cover, rotating disk, crosshead shoe, rotation corner block, shell and lower cover；The rotary shaft of rotating disk upper surface passes through the axle sleeve at upper end cover center；The rectangular recess of rotating disk lower end surface is mounted on the convex tooth of rectangle of crosshead shoe upper surface, and the convex tooth of the rectangle of crosshead shoe lower end surface is mounted in the rectangular recess of rotation corner block upper surface；It rotates corner block installation inside housings, can be freely rotated inside housings；Upper end cover is installed in the upper housing, and lower cover is installed in the lower part of the housing；Rotary cutter passes through the through-hole at lower cover center, is plugged in the connecting pore at rotation corner block lower end surface center；Powered support is mounted in the shell of power switching device；Cutter head guide housing is mounted in the shell of power switching device.The utility model structure is simple, easy to use.

Description

A kind of wall opening apparatus

Technical field

The utility model belongs to building equipment technology field, in particular to a kind of wall opening apparatus.

Background technique

In building construction and fitment process, it may be necessary in the wall aperture of building, for installing wire box, being laid with cable Or pipeline.Aperture can be divided into round hole and square hole, and round hole, which generally passes through special drilling tool, to be completed, and on wall When opening square hole, be all mostly be cut on wall using cutter one it is rectangular, then again with use mechanical or manual side Method digs out shape cement, finally, it is also necessary to manually carry out secondary operation, can just obtain square opening.

However, the rounded flake of cutting runner of cutter, could be cut on wall by needing to cut four times by one Square hole sideline profile, since worker's experience is different, cutting process is difficult to control, and obtained square hole shape is poor, irregular, not enough Beauty, in the process by worker's manual operations, heavy workload, low efficiency are also easy to generate a large amount of dust, endanger work subsequent digging chisel People is safe and healthy.

Utility model content

In order to solve problems in the prior art, the utility model embodiment provides a kind of wall opening apparatus.The technology Scheme is as follows:

On the one hand, a kind of wall opening apparatus, comprising: powered support, power switching device, rotary cutter and cutter head guiding Frame；Power switching device includes upper end cover, rotating disk, crosshead shoe, rotation corner block, shell and lower cover；Crosshead shoe is Two sides has the disk of the convex tooth of rectangle, and the convex tooth of the rectangle on crosshead shoe two sides is mutually perpendicular to；Rotation corner block shape be Lay Lip river triangle, the upper surface for rotating corner block are provided with the rectangle matched with the convex tooth of the rectangle of crosshead shoe lower end surface Groove；Rotating disk upper surface is provided centrally with rotary shaft, and lower end surface is provided with and the convex tooth phase of the rectangle of crosshead shoe upper surface The rectangular recess of cooperation；Upper end cover center is equipped with axle sleeve, and the rotary shaft of rotating disk upper surface passes through the axle sleeve at upper end cover center； The rectangular recess of rotating disk lower end surface is mounted on the convex tooth of rectangle of crosshead shoe upper surface, crosshead shoe lower end surface The convex tooth of rectangle is mounted in the rectangular recess of rotation corner block upper surface；Rotate corner block installation inside housings, it can be Enclosure interior is freely rotated；Upper end cover is installed in the upper housing, and lower cover is installed in the lower part of the housing；Lower cover center is equipped with logical Hole, rotation corner block lower end surface are provided centrally with connecting pore, and rotary cutter passes through the through-hole at lower cover center, is plugged on rotation three In the connecting pore at hornblock lower end surface center；Powered support is mounted in the shell of power switching device；Cutter head guide housing is mounted on In the shell of power switching device.

Further, powered support includes strut, supporting plate and lifting bolt, and supporting plate is diamond shape plate, and centre is provided with circular hole, It is separately installed with strut at the long axis both ends of supporting plate one side, the strut other end is mounted in the shell of power switching device；Supporting plate The side at short axle both ends is separately installed with lifting bolt.

Further, cutter head guide housing includes guide housing and connecting rod；Guide housing is square frame structure, guide housing side The long diameter for being less than rotary cutter；Two of guide housing are diagonally separately installed with connecting rod, and the other end of connecting rod is mounted on dynamic In the shell of power conversion device.

Further, rotary cutter front end is hollow structure.

Further, blade is installed on rotary cutter.

Further, in power switching device rotating disk upper surface rotary shaft connecting power device.

Further, power device includes electric hammer.

Technical solution provided by the embodiment of the utility model has the benefit that the utility model uses crosshead shoe The rotation corner block of Lay Lip river triangle is connect with rotating disk as shaft coupling, the circus movement track of rotating disk is become rotating The square motion track of corner block, then rotary cutter movement is driven by rotation corner block, to achieve the purpose that square opening. The hollow design of rotary cutter can mitigate cutter head weight, reduce cutter head price, additionally it is possible to reduce the dust in Tapping procedures； Powered support can ensure the lossless power output between power device and wall opening apparatus；Cutter head guide housing can indicate and The slewing area of rotary cutter is limited, convenient for determining position of opening.The utility model structure is simple, easy to use, aperture efficiency Height, square hole shape is neat, is not necessarily to artificial secondary operation, can reduce worker's workload, increase economic efficiency.

Detailed description of the invention

The technical solution in example is applied in order to illustrate more clearly of the utility model, it below will be to required in embodiment description The attached drawing used is briefly described.

Fig. 1 is the overall structure diagram of the utility model embodiment wall opening apparatus；

Fig. 2 is the structural schematic diagram of the powered support of the utility model embodiment wall opening apparatus；

Fig. 3 is the structural schematic diagram of the power switching device of the utility model embodiment wall opening apparatus；

Fig. 4 is the structural schematic diagram of the power switching device of the utility model embodiment wall opening apparatus；

Fig. 5 is the structural schematic diagram of the power switching device of the utility model embodiment wall opening apparatus；

Fig. 6 is the structural schematic diagram of the power switching device of the utility model embodiment wall opening apparatus；

Fig. 7 is the structural schematic diagram of the rotary cutter of the utility model embodiment wall opening apparatus；

Fig. 8 is the front view of the rotary cutter of the utility model embodiment wall opening apparatus；

Fig. 9 is the cross-sectional view of the rotary cutter of the utility model embodiment wall opening apparatus；

Figure 10 is the structural schematic diagram of the cutter head guide housing of the utility model embodiment wall opening apparatus；

Figure 11 is the usage state diagram of wall opening apparatus of the embodiment of the present invention.

Specific embodiment

It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer Type embodiment is described in further detail.

Embodiment

As shown in Figure 1, the wall opening apparatus of the utility model includes: powered support 1, power switching device 2, rotary cutter 3 and cutter head guide housing 4.

As shown in Fig. 2, powered support 1 includes: strut 11, supporting plate 12 and lifting bolt 13.Supporting plate 12 is diamond shape plate, in Between be provided with circular hole.Strut 11 is separately installed at the long axis both ends of 12 one side of supporting plate.Pacify respectively the side at 12 short axle both ends of supporting plate Equipped with lifting bolt 13.Powered support 1 can ensure the lossless power output between power device and wall opening apparatus, avoid Operation error or other reasons cause power device to accidentally injure operator, protect the safety of operator.

As seen in figures 3-6, power switching device 2 includes: upper end cover 21, rotating disk 22, crosshead shoe 23, rotation corner block 24, shell 25 and lower cover 26.

Crosshead shoe 23 is the disk that two sides has the convex tooth of rectangle, and the convex tooth of rectangle on 23 two sides of crosshead shoe mutually hangs down Directly.The shape for rotating corner block 24 is Lay Lip river triangle, and the upper surface of rotation corner block 24 is provided with and 23 lower end of crosshead shoe The rectangular recess that the convex tooth of the rectangle in face matches.22 upper surface of rotating disk is provided centrally with rotary shaft rotation, lower end surface setting There is the rectangular recess matched with the convex tooth of rectangle of 23 upper surface of crosshead shoe.

The convex tooth of rectangle of 23 lower end surface of crosshead shoe is mounted in the rectangular recess of rotation 24 upper surface of corner block, rotation The rectangular recess of 22 lower end surface of turntable is mounted on the convex tooth of rectangle of 23 upper surface of crosshead shoe.Crosshead shoe is installed 23 rotation corner block 24 is mounted on inside rectangular shell 25.Rotating disk 22 drives rotation triangle by crosshead shoe 23 Block 24 is freely rotated inside shell 25.21 center of upper end cover is equipped with axle sleeve, and the rotary shaft of 22 upper surface of rotating disk passes through upper end The axle sleeve at 21 center of lid.Upper end cover 21 is mounted on 25 top of shell, and lower cover 26 is mounted on 25 lower part of shell.26 center of lower cover Equipped with through-hole, rotates 24 lower end surface of corner block and be provided centrally with connecting pore.

As Figure 7-9,3 front end of rotary cutter is hollow structure, and rear end can connect power switching device 2.Rotating knife Multiple blades (being not drawn into figure) can be installed on first 3.Hollow structure can mitigate weight, reduce price, while can be with The waste materials such as the rubble generated in storage Tapping procedures, reduce the dust pollution in Tapping procedures.

As shown in Figure 10, cutter head guide housing 4 includes: guide housing 41 and connecting rod 42.Guide housing 41 is square frame knot Structure, 41 side length of guide housing are less than the diameter of rotary cutter 3.Two of guide housing 41 are diagonally separately installed with connecting rod 42.Cutter head Guide housing 4 can indicate and limit the slewing area of rotary cutter 3, determine position of opening, see operator intuitively Position of opening is observed, convenient for operation.

In the embodiments of the present invention, 11 other end of strut is mounted in the shell 25 of power switching device 2, and can To be slided in the shell 25 of connectivity kit 2；The other end of connecting rod 42 is mounted in the shell 25 of power switching device 2, and (as shown in figure 11) can be slided in the shell 25 of connectivity kit 2, when use can adjust 1 He of powered support according to actual needs The position of cutter head guide housing 4.Rotary cutter 3 passes through the through-hole at 26 center of lower cover, by the connection for rotating 24 lower end surface of corner block Hole is tied, is connect with rotation corner block 24.It is dynamic to can connect electric hammer etc. for the rotary shaft of 22 upper surface of rotating disk in power switching device 2 Power device.Electric hammer drives rotating disk 22 to rotate around rotary shaft, and rotating disk 22 drives rotation corner block 24 by crosshead shoe 23, turns Dynamic corner block 24 further drives rotary cutter 3 to do square trace movement, is cut into square opening from aperture object.

The rotation corner block of Lay Lip river triangle is connect by the utility model using suitable shaft coupling with rotating disk, will be rotated The circus movement track of disk becomes rotating the square motion track of corner block, then drives rotary cutter fortune by rotation corner block It is dynamic, to achieve the purpose that square opening.The hollow design of rotary cutter can mitigate cutter head weight, reduce cutter head price, also The dust in Tapping procedures can be reduced；Powered support can ensure the lossless power between power device and wall opening apparatus Output；Cutter head guide housing can indicate and limit the slewing area of rotary cutter, convenient for determining position of opening.The utility model knot Structure is simple, easy to use, and aperture is high-efficient, and square hole shape is neat, is not necessarily to artificial secondary operation, can reduce worker's workload, It increases economic efficiency.

Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (7)

1. a kind of wall opening apparatus characterized by comprising powered support, power switching device, rotary cutter and cutter head guiding Frame；The power switching device includes upper end cover, rotating disk, crosshead shoe, rotation corner block, shell and lower cover；Described ten Word sliding block is the disk that two sides has the convex tooth of rectangle, and the convex tooth of rectangle on the crosshead shoe two sides is mutually perpendicular to；Described turn The shape of dynamic corner block is Lay Lip river triangle, and the upper surface of the rotation corner block is provided with and the crosshead shoe lower end surface The rectangular recess that the convex tooth of rectangle matches；The rotating disk upper surface is provided centrally with rotary shaft, lower end surface be provided with The rectangular recess that the convex tooth of rectangle of the crosshead shoe upper surface matches；The upper end cover center is equipped with axle sleeve, described The rotary shaft of rotating disk upper surface passes through the axle sleeve at the upper end cover center；The rectangular recess of the rotating disk lower end surface, peace On the convex tooth of rectangle of the crosshead shoe upper surface, the convex tooth of rectangle of the crosshead shoe lower end surface is mounted on described In the rectangular recess for rotating corner block upper surface；The rotation corner block is mounted on the enclosure interior, can be in the shell Inside is freely rotated；The upper end cover is mounted on the upper part of the housing, and the lower cover is mounted on the lower part of the housing；Under described End cap central is equipped with through-hole, and the rotation corner block lower end surface is provided centrally with connecting pore, and the rotary cutter is under described The through-hole of end cap central is plugged in the connecting pore at the rotation corner block lower end surface center；The powered support is mounted on institute It states in the shell of power switching device；The cutter head guide housing is mounted in the shell of the power switching device.

2. wall opening apparatus as described in claim 1, which is characterized in that the powered support includes strut, supporting plate and hanging ring Bolt, the supporting plate are diamond shape plate, and centre is provided with circular hole, is separately installed with the branch at the long axis both ends of the supporting plate one side Bar, the strut other end are mounted in the shell of the power switching device；Pacify respectively the side at supporting plate short axle both ends Equipped with lifting bolt.

3. wall opening apparatus as described in claim 1, which is characterized in that the cutter head guide housing includes guide housing and connection Bar；The guide housing is square frame structure, and the guide housing side length is less than the diameter of the rotary cutter；The guide housing Two be diagonally separately installed with the connecting rod, the other end of the connecting rod is mounted on the shell of the power switching device It is interior.

4. wall opening apparatus as claimed in claim 3, which is characterized in that the rotary cutter front end is hollow structure.

5. wall opening apparatus as claimed in claim 4, which is characterized in that be equipped with blade on the rotary cutter.

6. wall opening apparatus as claimed in claim 5, which is characterized in that rotating disk upper end described in the power switching device The rotary shaft connecting power device in face.

7. wall opening apparatus as claimed in claim 6, which is characterized in that the power device includes electric hammer.