CN110102798A

CN110102798A - Electric hand drill with water cooling system

Info

Publication number: CN110102798A
Application number: CN201910305632.1A
Authority: CN
Inventors: 梁铁钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-08-09

Abstract

A kind of electric hand drill with water cooling system, the system be on selected existing flashlight body of drill by following newly-increased components, get through inside and outside primitive axis and connection system made of the means such as component are set up: (1) components such as newly-increased water bottle, bottle cap, bracket, conduit, valve；(2) original solid spindle is got through along axial line, conduit is allow to run through the both ends of hollow rotating shaft；(3) stabilizer blade of bracket is fixedly connected with thorax after electric drill；The water bottle that is filled with water can rest stably on bracket, and send water to high-temperature component by conduit；It is outer to exporting to pass through shaft hollow passageway from water bottle diversion for conduit；Conduit middle section is equipped with valve, can control flow velocity；Present invention design is simple, is easy to make, easy to use, can effectively extend accessory working life, has apparent economic and social benefit.

Description

Electric hand drill with water cooling system

Technical field

The present invention relates to a kind of construction and electric hand drill for decoration, in particular to a kind of hand with water cooling system Electric drill.

Background technique

Commonly use electric hand drill in the installation of construction, finishing and furniture and do drilling operation work, existing electric hand drill and Its additional function, and function is proposed all without the cooling this functionality of automatic watering function, even to electric hand drill progress technological innovation In the continuous course of work, since hole making drill is to carry out high speed rotation cutting on the stiff materials such as glass, ceramic tile surface, because friction produces Raw high temperature makes the electric drill accessory well damage, and the replacement frequency of hole making drill obviously increases with the increase of electric hand drill working strength Greatly.A large amount of engineering construction and commercial offers have been produced and have been made improvements to electric hand drill to extend hole making drill service life Actual demand.

Summary of the invention

In order to solve technical problem presented above, the present invention releases a kind of electric hand drill with water cooling system, passes through The mode of side working edge watering makes accessory and material surface cool down, to mitigate accessory loss, the skill which takes Art scheme is as follows:

A kind of electric hand drill with water cooling system, has electric hand drill handle, thorax after electric drill, and motor-driven gear indulges driving wheel Disk creeps into shaft, Self-locking drill-chuck, three box-like clamps, hollow hole making drill, it is characterised in that: it is cooling that it also has a water System, the system be on selected existing flashlight body of drill by following newly-increased components, get through inside and outside primitive axis and connection system The establishment of the means such as component forms and realizes its function:

(I) increases the components such as water bottle, bottle cap, bracket, conduit, valve newly；

(II) gets through the drilling shaft of original solid construction along axial line, and conduit is allow to run through the both ends of hollow rotating shaft；

The stabilizer blade of (III) bracket is fixedly connected with thorax after electric drill；Water bottle can contain cooling water, and be connected with a water inlet conduit It is logical；Under pre- open state, water bottle, which can be stablized, to be placed on bracket；The water inlet end of the conduit accesses water bottle, and middle section is from machine cavity Front passes through casing, and water outlet penetrates shaft hollow passageway near exit, so that cooling water to be delivered at hollow hole making drill； Conduit middle section is equipped with valve, for controlling the flow velocity of cooling water.

The electric hand drill designed and produced by adopting the above technical scheme has water cooling system, with automatic watering function and cooling Function.

Preferably, bracket, there are four stabilizer blade, stabilizer blade instep has perforation, passes through convenient for screw；After electric drill two before and after thorax Side is respectively fixedly connected with 2 stabilizer blades of bracket by screw, nut；Under pre- open state, the water bottle of handstand, which can be stablized, to be shelved On bracket；The water inlet end of the conduit is out of the insertion of bottle cap top surface water bottle, and middle section is from machine cavity forward ridge back across casing；Bottle The contact position of mouth and bottle cap, bottle cap and conduit seals, is water-tight.

As further preferred, the conduit is medical infusion lines, and valve is medical Transfusion device valve；The hollow aperture Device is any one of hollow ceramic tile hole making drill, glass hole making drill and marble hole making drill.The bracket is to use metal material Material production, particularly, bracket is made of stainless steel material.

As further preferably, the medical infusion lines are silica gel material or TPE material, or cream It is glue material matter or PVC material；Four occupy one.

So-called four occupy first, the material for referring to medical infusion lines is any one of institute's four kinds of materials of example.

As still more preferably, the water outlet of conduit passes through shaft hollow passageway to outside exporting, and the shaft is hollow logical Road aperture is no more than the 1/2 of shaft minimum transverse diameter, and is 1.4 to 1.7 times, most preferably 1.5 times of catheter outer diameter.

The water outlet of conduit passes through shaft hollow passageway to outside exporting, and is in order to ensure cooling water energy smooth delivery of power to high temperature At attachment aperture device.

As the further preferred of above-mentioned each scheme, the water bottle, which is equipped with, adds water opening；It is described under pre- open state Add water opening and be located at water bottle top, in order to add cooling water into the insufficient water bottle of water storage；In addition to adding water opening, the bottle Mouth, bottle cap and water injection through pipe end are integrally formed.

As further preferably, the conduit is other flexible material pipes.

The shaft by original solid construction is got through along axial line, that is, is got through primitive axis, referred to and get through shaft with lathe Axial channel, that is, get through primitive axis.At so-called machine cavity back, refer on body with opposed place at machine cavity tripe sirloin, this Text defines at machine cavity tripe sirloin as at electric hand drill or pistol trigger and forward place.Therefore at the back of the machine cavity front, it is then The place of (close to pipette tips or drill bit) forward at machine cavity back.The water bottle of the handstand refers to the similar common drink of the shape of water bottle Expect bottle or medical infusion bottle, and is rested on bracket with bottleneck modes of emplacement directed downwardly.The water that adds on water bottle is open, and refers to out The opening that rechecking opening sealing performance is not needed after water has been added towards day or upward in mouthful direction, is dedicated on water bottle , easily plus water opening.In addition to adding water opening, the bottleneck, bottle cap and water injection through pipe end are integrally formed；It is so-called whole It is body formed refer to the combiner including bottleneck, bottle cap and water injection through pipe end production when be it is integrally formed, the program ensures Sealing performance at bottleneck, bottle cap and catheter contact.

The existing electric hand drill refers to current construction site also in electric hand drill product use and commercially available. The selected existing electric hand drill refers to South Korea fad participants in a bridge game's electricity of certain specification of Shanghai Pin Gao electric tool Manufacturing Co., Ltd production Bore or body shape (pistol type) and machine in construct it is close, the flashlight that similar this case is equally installed additional and is transformed can be implemented It bores.Such as this (NAIKESI) board of Nike, and 6310 type of power bodyguard board (rated power 500W, working speed 0-2900 r/min, it is specified Voltage 220V, rated frequency 50HZ, product weight 1.2KG, 10 mm of boring capacity, 5 years quality guarantee periods), 6610 type of power bodyguard board (rated power 680W, working speed 0-3600 r/min, voltage rating 220V, rated frequency 50HZ, product weight 1.4KG are bored 10 mm of hole ability, 5 years quality guarantee periods), the J1Z-BY1-10B electric drill of Zhejiang Bao Yuan Electrical Appliances Co., Ltd (Jinhua, Zhejiang) production D7-10(220V, 50Hz, 10 mm, 0-3000 r/min, 500W), there are also the east that Jiangsu east is produced at electromechanical tool Co., Ltd At participants in a bridge game's electric drill, Austria of Zhejiang Ao Te Tools Co., ltd production runs quickly participants in a bridge game's electric drill, Robert Bosch electric tool Co., Ltd Bosch (Bosch) participants in a bridge game's electric drill of production, under Stanley big (DeWALT) board introduction rank money etc., all with South Korea fad board Electric hand drill is close, can search on the net.About the concrete specification model of South Korea fad participants in a bridge game's electric drill, describe otherwise herein.

The glass hole making drill refers to the hole making drill for the aperture on glass material surface；Similarly it is suitable for opening ceramic tile Hole device, marble hole making drill title meaning define.Thorax includes thorax after electric drill machine shell after electric drill.Three box-like refer to using three Block clamping strip synchronizes the clamp set-up mode for closing up and clamping and lock hole making drill, is the design side that existing drill chuck generallys use Formula.Hole making drill pommel is fixed by three box-like clamps, and outside the chuck end of the drilling shaft in disk folder component, chuck end, which refers to, to be leaned on One end of nearly collet.

So-called pre- open state refers to that power supply is connected, and holds electric drill and performs the state that booting prepares.The present invention mainly fits For the bore operation to earth material, so under pre- open state, held pistol type electric drill muzzle (or drill bit) is usually Setting is downwardly directed ground, and the common beverages bottle or medical infusion bottle of Sheng Shangshui is also usually to stand upside down.

It is outer to exporting that the conduit water outlet passes through shaft hollow passageway, or penetrates shaft hollow passageway near exit, Refer in electric drill component of the present invention assembling, conduit water outlet should be placed in shaft hollow passageway and export outer or near exit.Two Person is provided to send cooling water to the high temperature positions such as hole making drill.

Contact position i.e. its junction or the contact site of bottleneck and bottle cap, bottle cap and conduit, contact site integrally need sealing, It is water-tight.The watertight method of bottle sealing is the prior art as the component connecting method of medical Transfusion device.

Compared with existing electric hand drill, using the present invention carry out drilling operation, by high-speed rotating hole making drill can side beat Hole edge automatic watering function is cooling, and hollow hole making drill and material cut surface is made to cool down, to alleviate accessory loss, hence it is evident that extend sky The working life of heart hole making drill.Meanwhile watering also can be reduced the dust that working face is flown upward.Therefore, present invention produces be contemplated that Economic benefit.

Detailed description of the invention

Fig. 1 is existing electric hand drill schematic side view；

Fig. 2 is that electric hand drill shown in upper figure shows the partial side schematic diagram of structure in the shell of machine cavity front；

Fig. 3 be from the graph shown in the combiner separated in body (laid down accessory and screwed out the disk of clamp in collet Clip assembly) schematic side view；

Fig. 4 is remainder (dish axle component) schematic side view after combiner shown in Fig. 3 separates collet；

Fig. 5 is the central axis schematic side view for separating out from dish axle component shown in Fig. 4；

Fig. 6 is collet right end (accessory clamping end) front view of disk folder component shown in Fig. 3；

Fig. 7 is that enlarged drawing (5 times of amplification) is faced in combiner shown in Fig. 4 (dish axle component) left end (wheel disc end)；

Fig. 8 is existing product Plain cumulative Seiko board self-fastening chuck axial section；

Fig. 9 is attachment aperture device side view enlarged drawing；

Figure 10 is the longitudinal profile schematic diagram of accessory shown in upper figure；

Figure 11 is that electric hand drill of the present invention shows the partial side schematic diagram of structure in the shell of machine cavity front；

Figure 12 is the Postductal axis component partial vertical sectional amplification signal of central axis (hollow shaft) break-through for having got through axial channel Figure；

Figure 13 is that central axis shown in Fig. 5 erects enlarged diagram (3 times of amplification)；

Figure 14 is that central axis shown in upper figure gets through the sectional view after axial channel；

Figure 15 is the axis component partial side schematic diagram formed after conduit break-through hollow shaft；

Figure 16 is the partial cutaway view of shaft shown in upper figure Yu conduit line segment combiner (axis component)；

Figure 17 is dish axle component wheel disc end (left end) front of the present invention enlarged drawing；

Figure 18 is the perspective enlarged drawing of the newly-increased component bottle stand of the present invention；

Figure 19 is that the handstand water bottle of connection water inlet conduit is stablized and is shelved on composed bottle stand line component partial perspective on bracket and puts Big figure；

Figure 20 is electric hand drill of the present invention (non-mounting opening device) schematic side view.

Specific embodiment

With reference to the accompanying drawings and examples, the preferred embodiment of the electric hand drill to the present invention with water cooling system is made detailed It describes in detail bright.

A kind of electric hand drill with water cooling system has electric hand drill handle 9, thorax 10 after electric drill, motor-driven gear 8, runner disc 6 is indulged, shaft 3, Self-locking drill-chuck 1, three box-like clamps 2, hollow hole making drill 5, it is characterised in that: it goes back band are crept into Have a water cooling system, the system be on selected existing flashlight body of drill by following newly-increased components, get through primitive axis and The establishment of the means such as component forms and realizes its function inside and outside connection system:

(I) increases the components such as water bottle 20, bottle cap, bracket 22, conduit 23, valve 28 newly；

(II) gets through the drilling shaft 3 of original solid construction along axial line, and conduit 23 is allow to run through the two of hollow rotating shaft 3 End；

The stabilizer blade 24 of (III) bracket 22 is fixedly connected with thorax 10 after electric drill；Water bottle 20 can contain cooling water, and with a water delivery Conduit 23 is connected；Under pre- open state, water bottle, which can be stablized, to be placed on bracket；The water inlet end of the conduit 23 accesses water bottle 20, middle section passes through casing from 12 front back of machine cavity, and water outlet 26 penetrates near hollow 3 channel 30 of shaft to outlet 32, with Just cooling water is delivered at hollow hole making drill 5；Conduit middle section is equipped with valve 28, for controlling the flow velocity of cooling water.

There are four stabilizer blade 24,24 instep of stabilizer blade has perforation 25, passes through convenient for screw the bracket 22；After electric drill before thorax 10 Two sides are respectively fixedly connected with 2 stabilizer blades 24 of bracket 22 by screw, nut afterwards；Under pre- open state, the water bottle 20 of handstand It can stablize and be shelved on bracket 22；The water inlet end of the conduit 23 is out of the insertion of bottle cap top surface water bottle 20；Bottleneck and bottle cap, bottle cap It is sealed with the contact position of conduit 23, is water-tight；The bracket 22 is made of stainless steel material, and conduit 23 is medical infusion Pipe, valve 28 is medical Transfusion device valve, and the hollow hole making drill 5 is hollow glass hole making drill, hollow ceramic tile hole making drill With hollow any one of marble hole making drill.The medical infusion lines are latex material or PVC material.Conduit 23 Water outlet 26 passes through outside 3 hollow passageway 30 of shaft to outlet 32, and it is minimum that 3 hollow passageway of shaft, 30 aperture is no more than shaft 3 The 1/2 of transverse diameter, and be 1.4 to 1.7 times, most preferably 1.5 times of 23 outer diameter of conduit.

As shown in Fig. 4, Fig. 5, Figure 11 to 17, drilling shaft 3 of the invention is got through along axial line, so that conduit 23 can be with Through the both ends of hollow rotating shaft 3, hole making drill 5 can be passed through in the disk folder component with accessory.In addition to having indicated, the middle section refers to 23 middle section of conduit, 23 middle section of conduit refer to the rest part of 23 water delivery line of conduit in addition to water-in and water-out end part.Aperture Three piece clamping strips 11 fixed locking of the 5 handle cylinder 31 of device by three box-like clamps 2 in collet 1, the position in the disk folder component with accessory In outside the outlet 32 of 3 hollow passageway 30 of shaft, referring to Fig. 1,2,8,10,11.Electric hand drill of the invention can only use hollow open Hole device 5 carries out operation.A piece conduit 23 refers to same water delivery line.The bottleneck refers to the opening of water bottle 20, bottle cap It is the lid for closing the bottleneck.

It is embodiment below:

As shown in Figure 18 to 20, a kind of electric hand drill with water cooling system of the present invention is added on the basis of existing electric hand drill What dress water bottle 20, the newly-increased component such as conduit 23 and being transformed were made after original component, wherein Figure 20 is only not install accessory additional to open Product schematic side view is made in the present invention of hole device 5, and Figure 18,19 are the present invention newly-increased part stent 22, water bottle 20 respectively and lead Perspective diagram or local perspective view's (enlarged drawing) after pipe 23 and its connection combination.Herein referred bottle stand line component refers to connection The water bottle for having led to conduit 23 stablizes the combination section for being placed on 23 line segment of rear composed water bottle 20, bottle stand 22 and conduit on bracket 22 Part.Existing electric hand drill used in the embodiment of the present invention is the South Korea fad produced by Chinese Shanghai Pin Gao electric tool Manufacturing Co., Ltd Board electric drill, B030 electric drill JIC-CT-10C, specification data include: 220V, 50Hz, 400W, 0-2800r/min, 10mm.This kind Electric drill is still used by construction personnel at present.

Fig. 1 to 7 is existing electric hand drill product (i.e. selected existing electric hand drill) side view signal that the present embodiment uses respectively Figure, the partial schematic diagram for showing machine cavity internal structure, the related component and part schematic diagram disassembled.Slave handle 9 in Fig. 1 The power supply line 18 that bottom end is stretched out is used to access power supply when work.Fig. 2 is selected existing electric hand drill partial side schematic diagram, and is shown 12 forward interior structure of machine cavity is shown.Fig. 3 is the component schematic side view having been displayed in Fig. 2, but has laid down hole making drill 5 and revolved Clamp 2 in collet, herein referred to as disk folder component out.Fig. 4 is the remainder that disk folder component unloads after collet 1 again shown in preceding figure Point, this document is referred to as dish axle component.Fig. 5 is that dish axle component shown in Fig. 4 lays down vertical runner disc 6, in outside blowout patche 7 and one again Remaining component after the big part such as side hub side axle circle, this document are referred to as central axis, shaft or drilling shaft.Earlier figures 3 to Fig. 5 is component or component side view.Fig. 6 is 2 end elevation of clamp of the collet 1 of disk folder component shown in Fig. 3, and Fig. 7 is Fig. 4 institute Show left end (wheel disc end) front enlarged drawing (5 times of amplification) of dish axle component.Figure 13 is the setting enlarged drawing of central axis 3 shown in Fig. 5 (amplification 3 times), it is identical as this figure that central axis 3 is got through the side view after axial channel.The inside hub side axle circle is this document In do not make big part (i.e. eye-catching part) on the dish axle component of appended drawing reference uniquely.

For the ease of understanding the South Korea fad board electric drill collet interior structure that the present invention uses, Fig. 8 is shown the flat of purchase on the net The sectional view of former cumulative Seiko board taper hole self-tightening drill chuck 1, three pieces of clamping strips 11 have screwed out.In this document, collet is Refer to drill chuck.From Fig. 8, it can be seen that, the duct of the docking of collet 13 one end of shaft is the hole of cylindricality or slightly taper.But so-called taper hole, The hole for referring to 1 clamp of collet, 2 end is taper hole, and the 2 stomidium road shape of clamp of this collet 1 used with the present invention is not different.

South Korea fad (HANLIU) the board drill chuck 1 that the present invention uses, is equally self-tightening type (or self-locking), has three Block can synchronize the clamping strip 11 of spinning in and out, for clamping and locking 5 shank of hole making drill.As shown in Fig. 2 to 6, from central axis 3 Right section of 13 axis shape of axis can be seen that, it is pure cylindrical, this and front institute that South Korea fad (HANLIU) board drill chuck 1, which docks 3 stomidium road of shaft, The Plain cumulative Seiko board drill chuck 1 or slightly difference, the disk folder component disassembly in pure cylindricality duct stated are more difficult.

Figure 11,14 are to show that 12 forward interior structure partial side view of the machine cavity signal of product is made in the embodiment of the present invention respectively Figure, 3 profile of hollow rotating shaft, not existing together for component and existing product of the present invention is only that the axial line of central axis 3 is got through And conduit 23 can be penetrated, so from central axis 3, disk folder component, dish axle component side view from be there is no area with existing product It is other.In order to penetrate conduit 23 from 12 front back of machine cavity, if burrowed on casing without hole at this.Figure 13 is existing production The side view enlarged drawing of product shaft 3, the side view enlarged drawing and this figure of hollow rotating shaft 3 of the present invention are the same；Figure 14 is of the invention empty The sectional view (enlarged drawing) of heart shaft 3；Figure 15 is the schematic side view after the break-through conduit 23 of hollow rotating shaft 3 shown in Figure 13 or 14； Figure 16 is the sectional view of Figure 15；Herein referred axis component is exactly the conduit 23 as shown in the figures such as Figure 12 through 3 institute of hollow rotating shaft The combiner of the electric drill component of composition, i.e. shaft 3 and 23 line segment of conduit.Operation, and this electric drill are held present invention is mainly used for perpendicular Relative displacement may occur between part containing compliant member (i.e. conduit 23), therefore when electrical drilling machine structural reform variable-azimuth, from level Positional relationship to each component when standing upright must redefine.Figure 16 is exactly that Figure 12 places schematic diagram vertically, wherein in conduit 23 and logical It is slightly changed both in terms of the relative position of 30 wall surface of hole, the 30 lower section hole wall of through-hole in Figure 12 carries one section of conduit 23 Weight.

Figure 17 is dish axle component of the present invention left end (wheel disc end) front enlarged drawing, i.e., vertical 6 outside front enlarged drawing of runner disc, Compared with Fig. 7, the difference is that there is hole in the axle center of Figure 17.Here it is the present invention and difference of the existing electric hand drill in 3 structure of shaft Place, shaft 3 of the invention is hollow.

As shown in Fig. 4,5,13,14,50 millimeters of 3 overall length of central axis disassembled from dish axle component, wherein right section of axis 13 It is 15 millimeters long, left section 25 millimeters of overall length, including 18 millimeters of the length of journal axles 14 such as left section, undergauge axis 15 is 2 millimeters long, and left section of end is isometrical Thin axis 16 is 5 millimeters long, 7 millimeters of transverse diameter (i.e. isometrical thin 16 diameter of axis of end)；Long 10 milli of the center-right wide section 17 of central axis 3 Rice.Central axis 3 is a rotary body, is divided into different several sections of transverse diameter.As shown in figure 3,50 millimeters of 1 overall length of collet, maximum gauge 40 millimeters, it is socketed 15 millimeters of 4 diameter of tip protrusion disk of central axis 3,6 diameter 37 of vertical runner disc of ratcheting motor-driven gear 8 Millimeter, 19 millimeters of 7 diameter of blowout patche of outside, 18 millimeters of inside hub diameter, inside hub is integrally formed with vertical runner disc 6.It is vertical Runner disc 6 is also gear.As shown in Figure 14,16,3 through-hole of central axis, 30 3 millimeters of diameter (i.e. aperture), 2 millimeters of 23 outer diameter of conduit. Central axis 3 is exactly to creep into shaft 3, and disk folder component refers to the electric drill combiner that drill chuck 1 is not split with dish axle component, such as Fig. 3 It is shown.On the disk folder component not tampered, the center-right wide section 17 of central axis 3 is to press closer 1 tip protrusion disk 4 of collet , right section of axis 13 of central axis 3 is thread spindle, has been completely screwed into the threaded hole of collet 1, has been fastened and inserted on together with collet 1. As shown in figure 13, terminate undergauge axis 15 is the annular groove being retracted for the first time since transverse diameter to isometrical thin 16 beginning of axis of end one small Section multidiameter shaft, the isometrical thin axis 16 of end are that transverse diameter is one section the smallest in drilling shaft 3, see Fig. 5,13,14.

Outside blowout patche 7 is socketed on the isometrical thin axis 16 of end of central axis 3, is indulged runner disc 6 and is integrally formed therewith Inside hub, inside hub side axle circle be successively tightly placed in the rest part on 3 left sections of axis of central axis 14, see Fig. 3,4.From dish axle component Left end (wheel disc end) front sees, drilling shaft 3(, that is, central axis 3 of the present invention to original solid construction) it is got through along axial line, Through-hole, i.e. hollow passageway 30 are formd, sees Fig. 7,13,14,17；The diameter of through-hole is 3 millimeters, and the diameter of isometrical thin axis 16 is 7 Millimeter, the latter is the 2 times or more in the former (aperture), ensure that the torsional strength of hollow rotating shaft 3.

As shown in Figures 9 and 10,5 centimetres hollow of 5 overall length of glass hole making drill, wherein handle cylinder 31 is 2 centimetres, 0.6 li of outer diameter long Rice, 0.4 centimetre of internal diameter, cutting cylinder 34 is 3 centimetres, 1.2 centimetres of outer diameter, 1.0 centimetres of internal diameter long.Handle cylinder 31 is the shank of hole making drill 5.

It is not difficult to calculate according to the schematic diagrames such as Fig. 3,4,5,9,10 and given part size data, in above-described embodiment 5 pommel 33 of hole making drill has 15(50-15-20=15 away from the outlet 32 of 3 hollow passageway 30 of shaft) more than millimeter distance.So being It is necessary to the water outlet 26 of conduit 23 is stretched to except the outlet of through-hole 30 32 in place, when assembling parts for the conveying of guarantee cooling water Position, especially electric hand drill is flat when holding for wall operation, and the water flowing in conduit 23 slows down, and send with greater need for by water outlet 26 To target position, i.e., on 5 accessory of hole making drill.

The shaft 3 and hole making drill 5 used due to the present embodiment is all hollow, and 5 handle cylinder of hole making drill, 31 internal diameter is than shaft 3 The aperture of hollow passageway 30 is also big, it is ensured that cooling water energy flows on high temperature accessory, plays the role of cooling and increases the longevity.Pacifying When filling the automatic watering function system, the sagging extension of conduit 23 may pass through 5 cut end 36 of hole making drill.

Compared with existing electric hand drill, aperture operation is carried out using the electric hand drill of the embodiment of the present invention, it can side high speed rotation The drilling side automatic watering function of hole making drill 5 can make the cutting of 5 cut end 36 and material of hole making drill especially when punching to earth material Face cooling alleviates accessory loss, hence it is evident that extend the working life of hollow hole making drill 5.Meanwhile watering also can be reduced working face The dust flown upward.Therefore, present invention produces foreseeable economic benefits.

It is noted that the electric hand drill of the present embodiment uses medical infusion lines as conduit 23, conduit 23 will be worn in design Cross the hollow passageway 30(i.e. through-hole of shaft 3), in the case where 30 diameter superconducting pipe of through-hole, 23 outer diameter few (surpassing 0.5 times), open Water inlet conduit 23 and high-speed rotating 30 inner wall of through-hole are without interfering with each other when machine works.Through a long time, which is examined, tries out, hole making drill 5 Replacement frequency is substantially reduced, and conduit 23 is durable, is not apparent from the frictional influence by metal hole wall, therefore new design of the invention Theory is realized good.

Understand from the natural law, metal hole wall is rigid, and conduit is flexible, and quality is also added after water flowing, no It is easy to be thrown away by high-speed rotating hole wall；Therefore it tempers toughness with gentleness between hole wall and tube wall, contradiction coexistence, is to meet physics principle With materialistic dialectics.

In order to guarantee that cooling water quick and precisely falls on face preparation, conduit 23 will generally extend to 3 through-hole 30 of shaft and go out Outside mouth 32.Since hole making drill 5 is hollow, as long as 31 internal diameter of handle cylinder is less small, conduit 23 can also further extend to aperture In 5 cavity of device.

The present invention mainly use when laying flat material drilling to ground, and 5 accessory of hole making drill must be hollow；To perpendicular When vertical or wall covering punches, the water bottle 20 that must will be filled with water is raised up, to guarantee that water energy is subdued.

In this document, shaft refers to drilling shaft, that is, central axis, hollow shaft or hollow rotating shaft, hollow shaft or Hollow rotating shaft refers to the central axis for getting through axial channel.The amplification factor of enlarged drawing can be divided into 7 kinds of situations in attached drawing, comprising: (A) Water bottle, bracket, conduit and combinations thereof perspective part-view, the side view, sectional view of (B) single central axis or hollow shaft part, (C) The hollow shaft assembly for the conduit of break-through placed vertically, the hollow shaft assembly of (D) the horizontal positioned conduit of break-through, (E) contain disk The wheel disc of component rectifies face enlarged drawing, (F) hole making drill side view enlarged drawing, the Plain (G) cumulative Seiko board collet enlarged drawing；Wherein, (B), (C), (D) base part enlarged drawing amplify 3 times, such as Figure 12 to 16；(E) base part enlarged drawing amplifies 5 times, such as Fig. 7,17；(F) Class enlarged drawing amplifies about 2.6 times than original image, such as Fig. 9,10.(A) class figure is shown in Figure 18,19, and (G) class figure is Fig. 8.Enlarged drawing is faced, It is exactly front enlarged drawing.The sectional view of components is all the sectional view along axial line.

Do not have to show the positive original image in the left end (wheel disc end) of dish axle component shown in Fig. 4 in attached drawing；It is because of left section of central axis Long 5 millimeters of the isometrical thin axis transverse diameter of end only has 7 millimeters, and 6 times of original images that are clear, and being placed on Fig. 7 can not be shown with original image It is shown in the dish axle component left end front elevation of size.The original image refers to the equal non-enlarged diagram of Fig. 1.Specifically, Fig. 7 is extremely 10,12 to 19 be all the enlarged drawing for having different amplification, remaining attached drawing is all original image.Therefore share herein 8 width original images and 12 width enlarged drawings, amplification factor are the multiples relative to original image.

The present invention makes construction tool using Dispoable medical infusion apparatus, and energy Resource Recycling Utilization promotes low-carbon Expanding economy has significant social benefit.

This paper appended drawing reference is explained as follows:

1: Self-locking drill-chuck；2: three box-like clamps；3: drilling shaft；4: being socketed the collet tip protrusion disk of central axis；5: empty Heart hole making drill；6: vertical runner disc；7: outside blowout patche；8: motor-driven gear；9: electric hand drill handle；10: thorax after electric drill；11: Three box-like clamp clamping strips；12: electric hand drill machine cavity；13: right section of central axis (socket collet section) axis；14: left section of central axis is isometrical Axis；15: left section of undergauge axis of central axis；16: the isometrical thin axis of left section of end of central axis；17: the center-right wide section of central axis； 18: the power supply line stretched out from handle bottom end；20: water bottle, 22: bracket, 23: conduit, 24: the stabilizer blade of bracket；25: stabilizer blade instep is worn Hole；26: conduit water outlet；28: valve；30: shaft hollow passageway；31: hole making drill handle cylinder；32: the outlet of shaft hollow passageway； 33: hole making drill pommel；34: hole making drill cuts cylinder；36: hole making drill cut end.

A kind of preferred embodiment of the invention is explained in detail above in conjunction with drawings and examples, but the present invention is simultaneously It is not limited to above embodiment, within the knowledge of a person skilled in the art, it can also be made various Variation.For example, the device that can be fixedly connected with bracket can be set on the outside of the water bottle；In the water bottle bottom of bottle (direction of handstand It opens up upward) and adds water inlet；The hole making drill further includes the hole making drill to the other materials bore operation such as metal, mixed mud, is led Pipe can be other than medical infusion lines (including PVC, latex, non-PVC and silica gel material) with the production of other flexible materials Conduit；Bracket can be with other high-strength materials production such as plastic-steel, multiple material etc..All these scheme combinations all fall within this Among the protection scope of invention.

Claims

1. a kind of electric hand drill with water cooling system has electric hand drill handle (9), thorax (10) after electric drill, motor driven tooth It takes turns (8), indulges runner disc (6), creep into shaft (3), Self-locking drill-chuck (1), three box-like clamps (2), hollow hole making drill (5), Be characterized in that: it also has a water cooling system, which is on selected existing flashlight body of drill by following newly-increased Component gets through inside and outside primitive axis and connection system the establishment of the means such as component and forms and realize its function:

(I) increases the components such as water bottle (20), bottle cap, bracket (22), conduit (23), valve (28) newly；

(II) gets through the drilling shaft (3) of original solid construction along axial line, makes conduit (23) that can run through hollow rotating shaft (3) both ends；

The stabilizer blade (24) of (III) bracket (22) is fixedly connected with thorax after electric drill (10)；Water bottle (20) can contain cooling water, and with A piece water inlet conduit (23) is connected；Under pre- open state, water bottle (20), which can be stablized, to be placed on bracket (22)；The conduit (23) water inlet end accesses water bottle (20), and middle section passes through casing from machine cavity (12) front, and it is hollow that water outlet (26) penetrate shaft (3) Near channel (30) to outlet (32), so that cooling water is delivered at hollow hole making drill (5)；Conduit (23) middle section is equipped with valve (28), for controlling the flow velocity of cooling water.

2. electric hand drill according to claim 1, it is characterised in that: there are four stabilizer blade (24), stabilizer blade (24) feet for bracket (22) Face has perforation (25), passes through convenient for screw；Thorax (10) front and rear sides respectively pass through with 2 stabilizer blades (24) of bracket (22) after electric drill Screw, nut are fixedly connected；Under pre- open state, the water bottle (20) of handstand, which can be stablized, to be shelved on bracket (22)；It is described to lead The water inlet end of (23) is managed out of the insertion of bottle cap top surface water bottle (20), middle section passes through casing from the back of machine cavity (12) front；Bottleneck It is sealed with the contact position of bottle cap, bottle cap and conduit (23), is water-tight.

3. electric hand drill according to claim 2, it is characterised in that: the bracket (22) is made of metal material, is led Managing (23) is medical infusion lines, and valve (28) is medical Transfusion device valve；The hollow hole making drill (5) is hollow ceramic tile aperture Any one of device, glass hole making drill and marble hole making drill.

4. electric hand drill according to claim 3, it is characterised in that: the bracket (22) is made of stainless steel material.

5. electric hand drill according to claim 4, it is characterised in that: the medical infusion lines are silica gel material or TPE material 's.

6. electric hand drill according to claim 4, it is characterised in that: the medical infusion lines are latex material or PVC material 's.

7. electric hand drill according to claim 6, it is characterised in that: it is empty that the water outlet (26) of conduit (23) passes through shaft (3) Heart channel (30) extremely outlet (32) is outside；Shaft (3) hollow passageway (30) aperture is no more than the 1/2 of shaft (3) minimum transverse diameter, and is 1.4 to 1.7 times of conduit (23) outer diameter.

8. electric hand drill according to claim 7, it is characterised in that: shaft (3) hollow passageway (30) aperture is conduit (23) 1.5 times of outer diameter.

9. electric hand drill according to any one of claim 1 to 8, it is characterised in that: water bottle (20), which is equipped with, adds water opening； Under pre- open state, the water opening that adds is located at water bottle (20) top, in order to the addition into the insufficient water bottle of water storage (20) Cooling water；In addition to adding water opening, the bottleneck, bottle cap and conduit (23) water inlet end are integrally formed.

10. electric hand drill according to claim 9, it is characterised in that: the conduit (23) is other flexible material pipes.