阅读说明：本技术 一种天花板钻孔装置 (Ceiling drilling equipment ) 是由 许世宽 许世波 于 2020-03-18 设计创作，主要内容包括：本发明提供了一种天花板钻孔装置。本发明提供的天花板钻孔装置包括：导杆组件,滑杆组件,手柄组件、钻机固定组件、钻机等部件。导向组件上开设有导杆滑槽,侧面设置手柄支耳；滑杆组件上设置滑杆销轴；手柄组件上设置手柄圆孔和手柄滑槽。导向组件、滑杆组件和手柄组件,通过销轴连接组成杆系。下压或上抬手柄组件,使手柄组件以手柄支耳中的手柄销轴为中心旋转,驱动滑杆组件,带动滑杆组件上固定的钻机上下运动,实现天花板钻孔作业。采用本发明的技术方案,可以站在地面上进行天花板钻孔操作,避免了高空作业。作业安全、操作便捷、深度可控,钻孔不易偏斜,避免钻头折断,提高了作业效率。(The invention provides a ceiling drilling device. The invention provides a ceiling drilling device comprising: the drill comprises a guide rod assembly, a sliding rod assembly, a handle assembly, a drill fixing assembly, a drill and the like. The guide assembly is provided with a guide rod chute, and the side surface of the guide assembly is provided with a handle support lug; a sliding rod pin shaft is arranged on the sliding rod component; the handle assembly is provided with a handle round hole and a handle sliding groove. The guide assembly, the sliding rod assembly and the handle assembly are connected through a pin shaft to form a rod system. The handle assembly is pressed or lifted downwards to rotate around the handle pin shaft in the handle support lug to drive the slide rod assembly and the drilling machine fixed on the slide rod assembly to move up and down, so that the ceiling drilling operation is realized. By adopting the technical scheme of the invention, the drilling operation of the ceiling can be carried out by standing on the ground, thereby avoiding the high-altitude operation. The drilling machine is safe in operation, convenient and fast to operate, controllable in depth, not prone to deviation of drilled holes, capable of avoiding breakage of the drill bit and capable of improving operation efficiency.)

1. A ceiling drilling apparatus, comprising: the device comprises a guide rod assembly (1), a sliding rod assembly (2), a handle assembly (3), a drilling machine fixing assembly (4) and a drilling machine (5); the guide rod component (1), the sliding rod component (2) and the handle component (3) are connected through a pin shaft, and the guide rod component (1) and the sliding rod component (2) are nested to form a telescopic mechanism.

2. A ceiling drilling apparatus as set forth in claim 1, wherein: the guide rod assembly (1) consists of a guide rod main body (11), a handle support lug (13) and a guide rod bottom plate (14), wherein a guide rod sliding groove (12) for limiting the motion range of the sliding rod assembly (2) is arranged on the guide rod main body (11).

3. The guide bar assembly of claim 2, wherein: one or more handle support lug holes are formed in the handle support lug (13).

4. The guide bar assembly of claim 2, wherein: the guide bar assembly (1) further comprises a leg assembly (15).

5. A ceiling drilling apparatus as set forth in claim 1, wherein: the handle assembly (3) consists of a handle main body (31) and a handle pin shaft (32); the handle main body (31) is provided with a handle round hole (33) and a handle sliding groove (34), the handle round hole is arranged in the middle of the handle main body (31), the handle sliding groove (34) is arranged at the end of the handle main body (31), or the handle round hole is arranged at the end of the handle main body (31), and the handle sliding groove (34) is arranged in the middle of the handle main body (31).

6. The handle assembly (3) of claim 5, wherein: the handle round hole (33) is matched with the handle pin shaft (32), and the handle sliding groove (34) is matched with the sliding rod pin shaft (23); or the handle round hole (33) is matched with the sliding rod pin shaft (23), and the handle sliding groove (34) is matched with the handle pin shaft (32).

7. A ceiling drilling apparatus as set forth in claim 1, wherein: the sliding rod component (2) is composed of a sliding rod (21) and a sliding rod pin shaft (23), and one or more sliding rod fixing holes (22) are formed in the sliding rod (21).

8. The slide bar assembly (2) of claim 7, wherein the slide bar body (21) is comprised of a plurality of segments of bars connected in series.

9. Drilling machine fastening assembly (4) according to claim 1, characterized by comprising a support beam (41), a locking bolt (42), a fastening strap; the supporting cross beam (41) is in up-and-down sliding fit with the sliding guide rod (21) to support the drilling machine (5), and the supporting cross beam (41) is fixed on the sliding rod (21) by screwing a locking bolt (42).

10. A ceiling drilling apparatus as set forth in claim 1, wherein: the ceiling drilling device comprises a positioning assembly (6), wherein the positioning assembly (6) consists of a hoop connecting block (61) and a positioning hoop (62); the cylindrical surface of the positioning hoop is matched and positioned with the cylindrical surface of the drilling machine (5), so that the drill bit of the drilling machine is parallel to the axis of the slide bar.

11. The retaining clip (62) of claim 10, wherein: the fixed clamp (62) is a quick-mounting clamp.

12. A ceiling drilling apparatus as set forth in claim 1, wherein: the drilling device is provided with a limiting bolt (7), the extending length of the limiting bolt (7) is adjusted, and the drilling depth of the drilling machine is limited.

13. A drilling apparatus characterised in that a ceiling drilling apparatus according to any one of claims 1 to 12 is provided.

Technical Field

The invention belongs to the field of drilling, and particularly relates to the field of ceiling drilling. .

Background

At present, expansion screws are often required to be arranged on indoor roofs for fixing related decorative accessories, such as suspended ceilings, ceiling lamps and the like. The installation of the expansion screw of the indoor roof comprises the steps of firstly drilling a hole on the indoor roof, then inserting the expansion screw into the hole, drawing out an inner core of the expansion screw, and extruding an outer ring to tightly attach and fasten the outer ring with the wall of the hole in the process. Usually, the constructor stands on a herringbone ladder and a scaffold, and uses a percussion drill to drill holes on a ceiling. At the moment, the head of a constructor needs to be slightly lower than the ceiling, the constructor stands on the side surface to drill upwards, the observation is inconvenient, the vertical upward inward direction is inconvenient to apply to a drilling machine, and meanwhile, dust falling during drilling easily gets caught on eyes. The improper posture of constructor during drilling, exert horizontal component easily during drilling, make the drilling slope, break the drill bit when serious, drilling quality is difficult to guarantee.

The height of a residential house is 3 meters, and the height of a commercial house is 4.5 meters, 6 meters and the like. The safety regulation of China stipulates that high-altitude operation is carried out when the working height of personnel exceeds 2 meters, the high-altitude operation has work risks related to falling, and the high-altitude operation needs to meet specific operation specifications. Therefore, the ceiling drilling operation for high-altitude operation has low efficiency and high danger. The ceiling drilling construction is changed into non-overhead operation, so that the construction efficiency is improved, and the method has great significance.

Disclosure of Invention

The invention aims to provide a ceiling drilling device, which aims to change the difficult construction operation of ceiling drilling, into ground construction operation. The construction danger is reduced, the construction quality is improved, and the construction efficiency is improved.

The invention provides a ceiling drilling device, comprising: a guide rod assembly 1, a slide rod assembly 2, an operating handle assembly 3, a drill fixing assembly 4 and a drill 5. Through drive operating handle subassembly 3, drive slip subassembly 2 along guide bar subassembly 1 up-and-down motion to realize 5 up-and-down motions of rig, realize the ceiling drilling action.

Furthermore, after the guide rod assembly 1 and the slide rod assembly 2 are assembled, the guide rod assembly 1 slides in a telescopic mode in the guide direction, and the slide rod bolt 23 is connected with different hole positions of the guide rod main body 11, so that the ceiling drilling device can be extended to a required length during working, and convenient drilling can be achieved. During transportation, the slide rod pin shaft 23 and the handle pin shaft 34 are detached, the guide rod assembly is retracted to the shortest position, then the slide rod connecting pin is inserted to lock the corresponding position, the handle plug pin is detached, and the operating handle is folded, so that the storage and the transportation are facilitated.

Further, the guide rod assembly 1 comprises a guide rod main body 11, a guide rod waist-shaped groove 12, a handle support lug 13 and a guide rod bottom plate 14, wherein the guide rod main body 11 is fixedly connected with the handle support lug 13, and the handle support lug 13 is 1000mm, 1100mm, 1200mm, 1250mm, 1300mm, 1350mm, 1400mm, 1500mm or 1000mm-1500mm away from the bottom surface of the guide rod chassis 14, so that a constructor can conveniently apply pressure to drill holes. The guide rod chute 12 is connected with the sliding rod assembly 2 through a sliding rod pin shaft 23, and the guide rod chute 12 limits the up-and-down moving range of the sliding rod assembly 2. The length of the guide rod waist-shaped groove is slightly larger than the drilling stroke of the drilling machine, so that the slide rod pin shaft 23 can smoothly slide in the guide rod sliding groove.

Furthermore, the supporting leg assembly 15 is arranged on the guide rod bottom plate 14, so that the supporting span of the drilling device is enlarged, the drilling device has good stability, and the drilling device is not prone to toppling during construction.

Further, the supporting leg assembly 15 is three evenly distributed supporting legs.

Further, the leg assembly is removably connected to the guide bar base 14. Preferably, the screw connection and the embedded bolt fixation are realized.

Furthermore, the length of the waist-shaped groove is preferably larger than the maximum drilling depth by 30mm, and according to different practical conditions, the length of the waist-shaped groove can be selected to be larger than the maximum drilling depth by 30, 40, 50, 60mm, 70mm, 80mm, 90mm, 100mm and equivalent so as to adapt to different workplaces and avoid the problem of insufficient drilling depth caused by indoor clear height difference change.

Further, the slide rod assembly 2 is composed of a slide rod main body 21, a slide rod fixing hole 22 and a slide rod pin 23. The slide bar body 21 is provided with 1 or more slide bar fixing holes 22 for combining different telescopic lengths, such as requirements of house ceiling drilling with indoor heights of 2.8 meters, 3.0 meters and 3.2 meters.

Further, the slide rod body 21 may be composed of 1 or more rods connected in series by a pin. When the indoor height is 4.5 m, it can be formed from 1 guide bar and 2 slide bars. Make drilling equipment when the extension, the drill bit can bore the ceiling, and the total height is less when the product is accomodate, is about 2 meters, conveniently carries the transportation. When indoor height is 6 meters, can be by 1 guide arm, 3 drilling equipment that the slide bar constitutes, the total height is about 2 meters when using the product to accomodate, conveniently carries the transportation.

Further, the handle assembly 3 is composed of a handle main body 31, a handle latch 32, an operation round hole 33 and a handle sliding groove 34. The handle main body 31 is connected with the handle support lug 13 through a handle round hole 33 and a handle sliding groove 34, is connected with the sliding rod assembly 2 through a sliding rod fixing hole 22 and a sliding rod pin shaft 23, and applies force to the handle main body 31 to enable the handle main body 31 to rotate around a handle pin shaft 32; the handle runner 34 drives the slide bar pin 23 to move the slide bar assembly 2 up and down.

Further, the drill positioning assembly 6 is composed of a clamp connecting block 61, a fixed clamp 62 and a limiting bolt 63. Clamp connecting block 61 fixed connection is terminal on slide bar 21, and fixed clamp 62 and clamp connecting block 61 fixed connection set up the screw hole on the clamp connecting block 61, are connected with spacing bolt 63, and manual regulation spacing bolt 63 length for inject the maximum depth of rig drilling.

Further, the fixing clamp 62 is a quick-mounting fixing clamp and is welded with the clamp connecting block 61.

Further, the drill fixing assembly 4 comprises: a supporting beam 41, a locking bolt 42 and a fixing band. A round hole is formed in the supporting cross beam 41 in the vertical direction and matched with the sliding guide rod 21, a threaded hole is formed in the horizontal direction and matched with the locking bolt 42, the upper surface of the supporting cross beam 41 is attached to the lower surface of the drilling machine 5, the locking bolt 42 is screwed, the supporting cross beam 41 is strong and fixed, a drilling machine switch is opened, the switch is fixed through a fastening belt, and meanwhile the drilling machine 5 and the supporting cross beam 41 are fixed through the fastening belt. The fixing band can be magic paste buckle area, clamp etc. and with supporting beam cooperation, fixed rig makes the rig switch keep the open mode. The switch of the drilling machine is controlled by a power supply switch.

Furthermore, the parts of the ceiling drilling device are preferably selected from profiles and standard parts, so that the production cost of the product is reduced, and the cost performance is improved. The guide rod and the slide rod can be made of square steel or steel pipe matched with each other or aluminum profile with a customized section. The standard pin shaft can be selected as the rotating pin shaft, so that high-cost customized processing is avoided. The clamp for fixing the drilling machine can be used for selectively and quickly clamping, and the product has the advantages of mature and stable performance, batch production and low cost. The screws of the supporting beam locking screw and the positioning hoop can adopt standard hand-screwed screws, so that the product can be disassembled and assembled without tools.

The invention provides a ceiling drilling device, which changes the current situation that constructors stand on a herringbone ladder and hold a drilling machine to drill holes on a ceiling. Through the device that guide bar subassembly 1, slide bar subassembly 2, operating handle subassembly 3, rig fixed subassembly 4 and rig 5 are constituteed, will drill the operation and shift to ground, with dangerous high altitude construction, changed into ordinary operation, eliminated potential construction risk. The stand position of constructor deviates from the drilling hole, so that the observation is convenient, the broken stones and dust generated by drilling hole are prevented from falling on the constructor, and the possibility of dust blinding is reduced. The operating handle has lever force application effect, although the weight of some parts is increased, compared with direct drilling, the operating handle still saves labor.

Drawings

Fig. 1 is a schematic view of an embodiment 1 of a ceiling drilling apparatus.

Fig. 2 is a three-dimensional view of the embodiment 1 of the ceiling drilling device.

Fig. 3 is a schematic view of an embodiment 2 of the ceiling drilling apparatus.

Fig. 4 is a three-dimensional view of the embodiment 2 of the ceiling drilling device.

Fig. 5 is a schematic view of an embodiment 3 of the ceiling drilling apparatus.

Fig. 6 is a three-dimensional view of the embodiment 3 of the ceiling drilling device.

Fig. 7 is a three-dimensional view of the embodiment 4 of the ceiling drilling device.

The symbols in the figures are as follows:

1. a guide bar assembly; 11. a guide rod body; 12. a guide bar chute; 13. a handle support lug; 14. a guide rod bottom plate; 15. a leg assembly; 2. a slide bar assembly; 21. a slide bar body; 22. a slide bar fixing hole; 23. a slide bar pin shaft; 3. a handle assembly drill; 31. a handle body; 32. a handle pin; 33. a handle circular hole; 34. a handle chute; 4. a drill securing assembly; 41. a support beam; 42. locking the bolt; 43. a fastening tape; 5. a drilling machine; 6. a positioning assembly; 61. a clamp connecting block; 62. a fixed clamp 7 and a limit bolt.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship.

Example 1:

the embodiment of the invention provides a ceiling punching device. Referring to fig. 1 and 2, the present invention will be described in detail with reference to the accompanying drawings.

The ceiling drilling device comprises a guide rod assembly 1, a sliding rod assembly 2, an operating handle assembly 3, a drilling machine fixing assembly 4, a drilling machine 5 and a drilling machine positioning assembly 6.

Further, the guide rod assembly 1 is composed of a guide rod main body 11, a guide rod chute 12, a handle support lug 13 and a guide rod chassis 14. The guide rod body 11 can be made of square steel, round steel or an aluminum profile with a customized section. A guide rod waist-shaped groove is arranged at the position 1100mm-1500mm away from the bottom of the guide rod, preferably 1300mm, 1350mm and 1400 mm. The length of the waist-shaped groove is greater than the maximum drilling depth by 20mm-100mm, and the length of the waist-shaped groove can be as follows: the range of 120mm-250 mm. Preferred dimensions are: 130mm, 140mm, 150mm, 160mm, 170m, 180mm, 190mm, 200mm, 210mm, 220mm, 230mm, 240 mm.

Further, the handle support 13 is fixed on one side of the guide bar sliding groove 12, preferably in the middle of the guide bar sliding groove 12. The handle support lug is provided with a round hole which is matched and arranged with the handle pin shaft 32.

Further, the bottom of the guide rod main body 11 is provided with a guide rod bottom plate 14 for enlarging the contact area between the drilling device and the ground during working and avoiding easy shaking and instability and toppling during pole setting operation.

Further, the sliding rod assembly 2 is composed of a sliding rod main body 31, a sliding rod fixing hole 22 and a sliding rod pin shaft 23. The outer dimension of the sliding rod main body 21 is slightly smaller than the inner dimension of the guide rod, and the sliding rod main body can be flexibly inserted into the inner cavity of the guide rod 11. The lower portion of the slide bar body 21 is provided with a plurality of slide bar fixing holes 22. The guide rod component 1 and the slide rod component 2 are combined into different heights by connecting the slide rod pin shaft 23 with the guide rod chute 12 and the handle chute 34 so as to adapt to drilling operation at different heights.

Further, the handle assembly 3 is composed of a handle main body 31, a handle pin 32, a handle round hole 33 and a handle sliding groove 34. The handle main body 31 is connected with the handle support lug 13 through a handle round hole 33 and a handle pin shaft 24, is connected with the slide bar main body 21 through a handle sliding chute 34 and a slide bar pin shaft 23, and applies force to the handle main body 31 to enable the handle main body 31 to rotate around a handle pin shaft 32; handle runner 342 drives slide bar pin 23 to move slide bar assembly 2 up and down.

Further, the drill positioning assembly 6 is composed of a clamp connecting block 61, a fixed clamp 62 and a limiting bolt 63. Clamp connecting block 61 fixed connection is terminal on slide bar 21, and fixed clamp 62 and clamp connecting block 61 fixed connection set up the screw hole on the clamp connecting block 61, are connected with spacing bolt 63, and manual regulation spacing bolt 63 length for inject the maximum depth of rig drilling.

Further, the fixing clamp 62 is a quick-mounting fixing clamp and is welded with the clamp connecting block 61.

Further, the drill fixing assembly 4 comprises: a supporting beam 41, a locking bolt 42 and a fixing band. A round hole is formed in the supporting cross beam 41 in the vertical direction and matched with the sliding guide rod 21, a threaded hole is formed in the horizontal direction and matched with the locking bolt 42, the upper surface of the supporting cross beam 41 is attached to the lower surface of the drilling machine 5, the locking bolt 42 is screwed, the supporting cross beam 41 is strong and fixed, a drilling machine switch is opened, the switch is fixed through a fastening belt, and meanwhile the drilling machine 5 and the supporting cross beam 41 are fixed through the fastening belt. The fixing band can be magic paste buckle area, clamp etc. and with supporting beam cooperation, fixed rig makes the rig switch keep the open mode. The switch of the drilling machine is controlled by a power supply switch.

Further, the parts of the ceiling drilling device are preferably section bars and standard parts so as to reduce the production cost of products. The guide rod and the slide rod can select matched steel pipes. The standard pin shaft can be selected as the rotating pin shaft, so that high-cost customized processing is avoided. Mature quick hoops can be selected for fixing the hoops of the drilling machine, the product is mature and stable in performance, and the cost is low. The standard bolt that the screw of supporting beam locking screw, location clamp can be screwed up manually makes the product need not the instrument and both can the dismouting.

The embodiment provides a ceiling drilling device with the maximum drilling height of 3 meters.

Example 2:

the embodiment of the invention provides a ceiling perforating device with the height of 3 meters. Referring to fig. 2 and 3, the present invention will be described in detail with reference to the accompanying drawings.

The present embodiment is the same as the basic components of the previous embodiment, and the biggest differences are: the number of the handle support lug holes is suitable for operators with different heights to operate; the landing leg assembly is added, and the stability of the drilling device is enhanced. The method mainly comprises the following implementation steps:

the ceiling drilling device comprises a guide rod assembly 1, a sliding rod assembly 2, an operating handle assembly 3, a drilling machine fixing assembly 4, a drilling machine 5 and a drilling machine positioning assembly 6.

Further, the guide rod assembly 1 is composed of a guide rod main body 11, a guide rod chute 12, a handle support lug 13 and a guide rod chassis 14. The guide rod body 11 can be made of square steel, round steel or an aluminum profile with a customized section. A guide rod waist-shaped groove is arranged at the position 1100mm-1500mm away from the bottom of the guide rod, preferably 1300mm, 1350mm and 1400 mm. The length of the waist-shaped groove is greater than the maximum drilling depth by 20mm-100mm, and the length of the waist-shaped groove can be as follows: the range of 120mm-250 mm. Preferred dimensions are: 130mm, 140mm, 150mm, 160mm, 170m, 180mm, 190mm, 200mm, 210mm, 220mm, 230mm, 240 mm.

Further, the handle support 13 is fixed on one side of the guide bar sliding groove 12, preferably in the middle of the guide bar sliding groove 12. The handle support lug 13 is provided with a round hole which is matched and arranged with the handle pin shaft 32.

Further, a plurality of round holes with different heights are arranged on the handle support lugs in a matched mode with the handle bolt 32, so that the handles have different installation heights, and the drilling device is suitable for operators with different heights to operate.

Further, the bottom of the guide rod main body 11 is provided with a guide rod bottom plate 14 for enlarging the contact area between the drilling device and the ground during working and avoiding easy shaking and instability and toppling during pole setting operation.

Further, a leg assembly 15 is provided on the guide bar base plate 14, and the support span of the drilling device is enlarged by the leg assembly, so that the device is more stable.

Further, the leg assembly 15 is detachably connected to the guide bar base plate 14. Preferably a threaded connection, an insert pin connection.

Further, the sliding rod assembly 2 is composed of a sliding rod main body 31, a sliding rod fixing hole 22 and a sliding rod pin shaft 23. The outer dimension of the sliding rod main body 21 is slightly smaller than the inner dimension of the guide rod, and the sliding rod main body can be flexibly inserted into the inner cavity of the guide rod 11. The lower portion of the slide bar body 21 is provided with a plurality of slide bar fixing holes 22. The guide rod component 1 and the slide rod component 2 are combined into different heights by connecting the slide rod pin shaft 23 with the guide rod chute 12 and the handle chute 34 so as to adapt to drilling operation at different heights.

Further, the handle assembly 3 is composed of a handle main body 31, a handle pin 32, a handle round hole 33 and a handle sliding groove 34. The handle main body 31 is connected with the handle support lug 13 through a handle round hole 33 and a handle pin shaft 24, is connected with the slide bar main body 21 through a handle sliding chute 34 and a slide bar pin shaft 23, and applies force to the handle main body 31 to enable the handle main body 31 to rotate around a handle pin shaft 32; handle runner 342 drives slide bar pin 23 to move slide bar assembly 2 up and down.

Further, the drill positioning assembly 6 is composed of a clamp connecting block 61, a fixed clamp 62 and a limiting bolt 63. Clamp connecting block 61 fixed connection is terminal on slide bar 21, and fixed clamp 62 and clamp connecting block 61 fixed connection set up the screw hole on the clamp connecting block 61, are connected with spacing bolt 63, and manual regulation spacing bolt 63 length for inject the maximum depth of rig drilling.

Further, the fixing clamp 62 is a quick-mounting fixing clamp and is welded with the clamp connecting block 61.

Further, the drill fixing assembly 4 comprises: a supporting beam 41, a locking bolt 42 and a fixing band. A round hole is formed in the supporting cross beam 41 in the vertical direction and matched with the sliding guide rod 21, a threaded hole is formed in the horizontal direction and matched with the locking bolt 42, the upper surface of the supporting cross beam 41 is attached to the lower surface of the drilling machine 5, the locking bolt 42 is screwed, the supporting cross beam 41 is strong and fixed, a drilling machine switch is opened, the switch is fixed through a fastening belt, and meanwhile the drilling machine 5 and the supporting cross beam 41 are fixed through the fastening belt. The fixing band can be magic paste buckle area, clamp etc. and with supporting beam cooperation, fixed rig makes the rig switch keep the open mode. The switch of the drilling machine is controlled by a power supply switch.

Further, the parts of the ceiling drilling device are preferably section bars and standard parts so as to reduce the production cost of products. The guide rod and the slide rod can select matched steel pipes. The standard pin shaft can be selected as the rotating pin shaft, so that high-cost customized processing is avoided. Mature quick hoops can be selected for fixing the hoops of the drilling machine, the product is mature and stable in performance, and the cost is low. The standard bolt that the screw of supporting beam locking screw, location clamp can be screwed up manually makes the product need not the instrument and both can the dismouting.

Example 3:

the embodiment of the invention provides a ceiling punching device. Referring to fig. 5 and 6, the present invention will be described in detail with reference to the accompanying drawings.

The present embodiment is the same as the basic components of the previous embodiment, and the biggest differences are: the handle round hole 33 is arranged in the middle of the handle main body 31, and the handle sliding groove 34 is arranged at the end part of the handle main body 31. The operation of pressing the handle in the embodiment is changed into the operation of lifting the handle, the force application direction is the same as the movement direction of the guide rod drilling machine, and the operation habit is met.

Example 4:

the embodiment of the invention provides a ceiling perforating device with the height of 6 meters. Referring to fig. 7, the present invention will be described in detail with reference to the accompanying drawings.

The present embodiment is the same as the basic components of the previous embodiment, and the biggest differences are: the slide bar main body 21 is formed by connecting 2 sections of guide rods in series so as to increase the extension height of the combination. The respective guide bar body 11, slide bar body 21 increase in cross-sectional dimension to provide corresponding strength and rigidity.

Furthermore, the span of the supporting leg assembly is increased, the stability of the drilling device is improved, the drilling device still has good stability under the condition that the height is increased, and the drilling device cannot deflect and overturn due to unstable foundation.

Further, the number of the sections of the slide rod main body connected in series is increased, and a higher drilling device can be manufactured. While the length of the container is only slightly increased.

Further, since the working height is increased, the stability of the drilling apparatus is deteriorated. The guide bar chassis 14, and the leg assembly 15, should also be correspondingly increased in size to provide sufficient stability for the drilling apparatus to operate.

The invention also provides a ceiling drilling device which comprises a guide rod assembly, a sliding rod assembly, an operating handle assembly, a drilling machine fixing assembly and a drilling machine. The specific structure of the drilling device refers to the above embodiments, and since the drilling device adopts all technical solutions of all the above embodiments, all beneficial effects brought by the technical solutions of the above embodiments are also achieved, and are not repeated herein.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.