CN207940913U

CN207940913U - Orthopaedic drill

Info

Publication number: CN207940913U
Application number: CN201820056933.6U
Authority: CN
Inventors: 杜洪刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-12
Filing date: 2018-01-12
Publication date: 2018-10-09
Anticipated expiration: 2028-01-12

Abstract

The utility model provides orthopaedic drill, including level-one shell, two level shell; collapsible handle, switch, driving motor; shaft, box coupling, casing; drill bit, fastening bolt, protection pipe structure; spicule puncture outfit; drilling depth determines that rod structure, intubation and mounting plate, the level-one housing bolts nut are mounted on the right side of two level shell；The collapsible handle bolt is mounted on the lower left quarter of two level shell；The switch screw is connected to centre position on the left of the front surface of two level shell.The utility model mark post uses a diameter of eight millimeters to ten millimeters, and the medical stainless steel bar that length is ten centimetres to 15 centimetres is conducive to the setting for coordinating graduation mark, can measure the depth of drilling, and puncture working is carried out with the suitable spicule of alternative；Mounting base, fixed seat, hollow, spicule places the setting of pipe structure and butterfly spring, is conducive to facilitate and carries out folding hollow, can be convenient for storing.

Description

Orthopaedic drill

Technical field

The utility model belongs to Medical electric technical field of tools more particularly to orthopaedic drill.

Background technology

Existing Medical orthopedic electric drill, including：Battery is arranged in the inside of handle, handle, and speed-regulating switch is provided on handle, The upper end of handle is provided with casing, and common direct current generator is provided in casing, and the front end of casing is provided with universal contact.Make Used time, universal contact can be connected with craniotome drill, hollow drill chuck, goose saw collet, drill chuck, reciprocating saw collet etc..But It is that the medical electric drill of above structure cannot be connected with Kirschner wire gripping head, insufficiency, moreover, arranging batteries volume in handle It is small to place high-capacity lithium battery, meanwhile, the motor of the Medical orthopedic electric drill of above structure is common direct current generator, power Smaller, the torque of generation is also small, does not have safeguard measure, the usage time of electric drill shorter in motor.

China Patent Publication No. is CN101953704U, and invention and created name is Combined medical orthopedic electric drill, including：Increase Add engine base, handle is provided on engine base, high-capacity lithium battery is set in the base inner, is set inside the handle It is equipped with connecting seat and speed-regulating switch, charging connection head is provided on connecting seat, the upper end of handle is provided with casing, in casing Be internally provided with DC brushless motor, be provided with driving gear in the shaft of DC brushless motor, driving gear and setting Driven gear intermeshing on the inner drive shafts of casing upper end, is provided with connector on the front end of driven shaft, is connecting Connecting hole and axis hole are respectively arranged in head and driven shaft, connecting hole, axis hole are interconnected with the through-hole for being opened in casing upper end, It is provided with universal contact on the front end of casing.But existing orthopaedic drill is not there is also can determine that drilling depth, it is not square Just storage and the problem of being inconvenient to puncture spicule.

Therefore, invention orthopaedic drill is very necessary.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides orthopaedic drill, exists to solve existing orthopaedic drill It and not can determine that drilling depth, it has not been convenient to storage and the problem of being inconvenient to puncture spicule.Orthopaedic drill, including level-one shell, two Grade shell, collapsible handle, switch, driving motor, shaft, box coupling, casing, drill bit, fastening bolt, protection pipe knot Structure, spicule puncture outfit, drilling depth determine that rod structure, intubation and mounting plate, the level-one housing bolts nut are mounted on two The right side of grade shell；The collapsible handle bolt is mounted on the lower left quarter of two level shell；The switch screw is connected to Centre position on the left of the front surface of two level shell；The driving motor bolt is mounted on the inner right side interposition of two level shell It sets；The shaft transverse direction left end is mounted on by box coupling on the output shaft of driving motor；The shaft and sleeve Shaft coupling is placed in the inside of level-one shell；The casing is socketed in the right end of shaft；The drill bit transverse splicing is in casing Inside right end；The fastening bolt is threaded in the junction of casing and drill bit；The protection pipe structure is socketed in The outside of casing and drill bit；Setting is threadedly coupled between the protection pipe structure and level-one shell；The spicule puncture outfit Mounted on the upper surface of two level shell；The drilling depth determine rod structure transverse splicing intubation inside left end；It is described Intubation transverse weld in the left side centre position of mounting plate；The mounting plate longitudinal bolt is mounted on the positive table of two level shell Face；The spicule puncture outfit includes mandril, fixing pipe, resetting spring, briquetting, spicule pipe, punctures spicule and puller bolt, The mandril transverse splicing is in the inside of fixing pipe；The briquetting is threaded in the left end of mandril；The reset Spring is placed between fixing pipe and briquetting；The resetting spring is socketed in the outer left side of mandril；The spicule pipe sleeve It is connected on the right end of mandril；Setting is welded between the spicule pipe and mandril；The puncture spicule is plugged on the interior of spicule pipe Side right end；The puller bolt is threaded in spicule pipe and punctures the junction of spicule.

Preferably, anchor ear connection setting between the fixing pipe and two level shell.

Preferably, the collapsible handle includes mounting base, and fixed seat, hollow, spicule places pipe structure and butterfly Spring, the mounting base transverse weld is in the upper surface of fixed seat；Described is hollow longitudinal upper end centre position fixed seat Inside；The spicule places the inside lower end that pipe structure is longitudinally plugged on hollow handle；Butterfly spring one end welding Hollow, the other end welds mounting base；The butterfly spring axis is connected on the junction of fixed seat and hollow handle.

Preferably, the left screw of the fixed seat is connected with block.

Preferably, the outer wall of the hollow handle is socketed with Anti-slip cover.

Preferably, the Anti-slip cover is specifically using the cylindrical rubber set with a word anti-skid chequer.

Preferably, it includes serum cap, delivery tube, spare spicule and rubber cap that the spicule, which places pipe structure, described Spare spicule is placed longitudinally in the inside of delivery tube；The serum cap is threaded in the upper end of delivery tube；The rubber Cap is glued to the lower end of delivery tube.

Preferably, the lower outside turning of the delivery tube has external screw thread.

Preferably, the delivery tube is attached by external screw thread and hollow.

Preferably, the drilling depth determines that rod structure includes draw ring, whorl brace rod and mark post, draw ring weldering It is connected on the left end of whorl brace rod；Left end of the mark post transverse weld in whorl brace rod.

Preferably, the mark post is provided with graduation mark and portrays pen；The graduation mark is from left to right portrayed successively On the upside of the front surface of mark post；The right end portrayed pen and be glued to mark post.

Preferably, the mark post uses a diameter of eight millimeters to ten millimeters, the doctor that length is ten centimetres to 15 centimetres Use stainless steel.

Preferably, setting is threadedly coupled between the whorl brace rod and intubation.

Preferably, the protection pipe structure includes thimble, spring leaf, rubber stopper and hairbrush pipe, the spring leaf It is respectively engaged with the card slot that in the card slot that the inside upper wall left and right ends of thimble open up and inside lower wall left and right ends open up It is interior；The rubber stopper is plugged on the right end of hairbrush pipe；The hairbrush pipe is laterally glued to the lower surface interposition of thimble It sets.

Preferably, the hairbrush pipe is provided with bracelet, brush holder support, bristle and sponge block, and the bracelet is welded on brush holder support Right end；The bristle is glued to respectively on two walls of the left side of brush holder support or more；The sponge block is glued to the left end of brush holder support； The brush holder support is laterally disposed in the inside of hairbrush pipe.

Preferably, the thickness of the sponge block is set as five centimetres to eight centimetres.

Preferably, the bristle is provided with multiple；The bristle specifically uses hard nylon hair.

Preferably, the spring leaf and spring leaf are disposed opposite to each other.

Preferably, the switch is connected with driving motor conducting wire.

Compared with prior art, the beneficial effects of the utility model are：

1. in the utility model, the mark post uses a diameter of eight millimeters to ten millimeters, and length is ten centimetres to 15 Centimetre medical stainless steel bar, be conducive to coordinate graduation mark setting, the depth of drilling can be measured, it is suitable with alternative Spicule carry out puncture working.

2. in the utility model, the mounting base, fixed seat, hollow, spicule places pipe structure and butterfly spring Setting, is conducive to facilitate and carries out folding hollow, can be convenient for storing.

3. in the utility model, the mandril, fixing pipe, resetting spring, briquetting, spicule pipe punctures spicule and top The setting of tight bolt, is conducive to the puncture working for quickly disposably carrying out puncturing spicule, can mitigate the pain of patient, convenient for behaviour Make.

4. in the utility model, the setting for portraying pen is conducive to determine osseous part bore position, ensures the standard of drilling True property.

5. in the utility model, the setting of the thimble and spring leaf is conducive to play good protection to drill bit It is acted on anti-oscillating, extends the service life of drill bit.

6. in the utility model, the bracelet, brush holder support, the setting of bristle and sponge block is conducive to boring the brill after bone Head is cleaned with water, and guarantee can subsequently be used safely.

7. in the utility model, the serum cap, delivery tube, the setting of spare spicule and rubber cap is conducive to standby It is played a good protective effect with spicule, convenient for storage and is used.

8. in the utility model, the Anti-slip cover is specifically using the cylindrical rubber set with a word anti-skid chequer, favorably It is grasped in facilitating, it is easy to operation, to prevent sliding.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the spicule puncture outfit of the utility model.

Fig. 3 is the structural schematic diagram of the collapsible handle of the utility model.

Fig. 4 is that the spicule of the utility model places the structural schematic diagram of pipe structure.

Fig. 5 is that the drilling depth of the utility model determines the structural schematic diagram of rod structure.

Fig. 6 is the structural schematic diagram of the protection pipe structure of the utility model.

In figure：

1, level-one shell；2, two level shell；3, collapsible handle；31, mounting base；32, fixed seat；321, block；33, empty Heart handle；331, Anti-slip cover；34, spicule places pipe structure；341, serum cap；342, delivery tube；3421, external screw thread；343, spare Spicule；344, rubber cap；35, butterfly spring；4, it switchs；5, driving motor；6, shaft；7, box coupling；8, casing；9, it bores Head；10, fastening bolt；11, protection pipe structure；111, thimble；112, spring leaf；113, rubber stopper；114, hairbrush pipe； 1141, bracelet；1142, brush holder support；1143, bristle；1144, sponge block；12, spicule puncture outfit；121, mandril；122, fixing pipe； 123, resetting spring；124, briquetting；125, spicule pipe；126, spicule is punctured；127, puller bolt；13, drilling depth determines Rod structure；131, draw ring；132, whorl brace rod；133, mark post；1331, graduation mark；1332, pen is portrayed；14, it is intubated；15, pacify Loading board.

Specific implementation mode

The utility model is described further below in conjunction with attached drawing：

Embodiment：

As shown in attached drawing 1 to attached drawing 6

The utility model provides orthopaedic drill, including level-one shell 1, two level shell 2, collapsible handle 3, switch 4, driving Motor 5, shaft 6, box coupling 7, casing 8, drill bit 9, fastening bolt 10, protection pipe structure 11, spicule puncture outfit 12, drilling Depth determines that rod structure 13, intubation 14 and mounting plate 15,1 bolt and nut of level-one shell are mounted on the right side of two level shell 2 Side；3 bolt of collapsible handle is mounted on the lower left quarter of two level shell 2；4 screw of switch is connected to two level shell Centre position on the left of 2 front surface；5 bolt of driving motor is mounted on the inner right side centre position of two level shell 2；Institute The lateral left end of shaft 6 stated is mounted on by box coupling 7 on the output shaft of driving motor 5；The shaft 6 and sleeve connection Axis device 7 is placed in the inside of level-one shell 1；The casing 8 is socketed in the right end of shaft 6；9 transverse splicing of drill bit is covering The inside right end of pipe 8；The fastening bolt 10 is threaded in the junction of casing 8 and drill bit 9；The protection pipe structure 11 are socketed in the outside of casing 8 and drill bit 9；Setting is threadedly coupled between the protection pipe structure 11 and level-one shell 1；It is described Spicule puncture outfit 12 be mounted on two level shell 2 upper surface；The drilling depth determines that 13 transverse splicing of rod structure is being inserted The inside left end of pipe 14；14 transverse weld of intubation is in the left side centre position of mounting plate 15；The mounting plate 15 is vertical The front surface of two level shell 2 is mounted on to bolt；The spicule puncture outfit 12 includes mandril 121, and fixing pipe 122 resets bullet Spring 123, briquetting 124, spicule pipe 125 puncture spicule 126 and puller bolt 127, and 121 transverse splicing of mandril is solid The inside of fixed tube 122；The briquetting 124 is threaded in the left end of mandril 121；The resetting spring 123 is placed in solid Between fixed tube 122 and briquetting 124；The resetting spring 123 is socketed in the outer left side of mandril 121；The spicule pipe 125 are socketed in the right end of mandril 121；Setting is welded between the spicule pipe 125 and mandril 121；The puncture spicule 126 It is plugged on the inside right end of spicule pipe 125；The puller bolt 127 is threaded in spicule pipe 125 and punctures spicule 126 Junction.

In above-described embodiment, specifically, anchor ear connection setting between the fixing pipe 122 and two level shell 2.

In above-described embodiment, specifically, the collapsible handle 3 includes mounting base 31, fixed seat 32 is hollow 33, Spicule places pipe structure 34 and butterfly spring 35, and 31 transverse weld of mounting base is in the upper surface of fixed seat 32；Described The hollow inside 33 longitudinal upper end centre position fixed seats 32；The spicule places 34 longitudinal direction of pipe structure and is plugged on hollow 33 inside lower end；For 35 one end welded hollow of butterfly spring 33, the other end welds mounting base 31；The butterfly bullet 35 axis of spring be connected on fixed seat 32 and it is hollow 33 junction.

In above-described embodiment, specifically, the left screw of the fixed seat 32 is connected with block 321.

In above-described embodiment, specifically, the hollow outer wall 33 is socketed with Anti-slip cover 331.

In above-described embodiment, specifically, the Anti-slip cover 331 is specifically using the cylindrical rubber with a word anti-skid chequer Set.

In above-described embodiment, specifically, it includes serum cap 341 that the spicule, which places pipe structure 34, delivery tube 342 is standby With spicule 343 and rubber cap 344, the spare spicule 343 is placed longitudinally in the inside of delivery tube 342；The serum cap 341 are threaded in the upper end of delivery tube 342；The rubber cap 344 is glued to the lower end of delivery tube 342.

In above-described embodiment, specifically, the lower outside turning of the delivery tube 342 has external screw thread 3421.

In above-described embodiment, specifically, the delivery tube 342 is by external screw thread 3421 and hollow is attached 33.

In above-described embodiment, specifically, the drilling depth determines that rod structure 13 includes draw ring 131, whorl brace rod 132 and mark post 133, the draw ring 131 be welded on the left end of whorl brace rod 132；133 transverse weld of mark post is in spiral shell The left end of line connecting rod 132.

In above-described embodiment, specifically, the mark post 133 is provided with graduation mark 1331 and portrays pen 1332；Described Graduation mark 1331 is from left to right portrayed on the upside of the front surface of mark post 133 successively；The pen 1332 of portraying is glued to mark post 133 Right end.

In above-described embodiment, specifically, the mark post 133 uses a diameter of eight millimeters to ten millimeters, length is ten lis The medical stainless steel bar of five centimetres of meter Zhi Shi.

In above-described embodiment, specifically, being threadedly coupled setting between the whorl brace rod 132 and intubation 14.

In above-described embodiment, specifically, the protection pipe structure 11 includes thimble 111, spring leaf 112, rubber stopper 113 and hairbrush pipe 114, the spring leaf 112 be respectively engaged with the card slot that the inside upper wall left and right ends of thimble 111 open up In the card slot that interior and inside lower wall left and right ends open up；The rubber stopper 113 is plugged on the right end of hairbrush pipe 114；It is described Hairbrush pipe 114 be laterally glued to the lower surface centre position of thimble 111.

In above-described embodiment, specifically, the hairbrush pipe 114 is provided with bracelet 1141, brush holder support 1142,1143 He of bristle Sponge block 1144, the bracelet 1141 are welded on the right end of brush holder support 1142；The bristle 1143 is glued to brush holder support respectively 1142 left side is up and down on two walls；The sponge block 1144 is glued to the left end of brush holder support 1142；The brush holder support 1142 is laterally It is placed in the inside of hairbrush pipe 114.

In above-described embodiment, specifically, the thickness of the sponge block 1144 is set as five centimetres to eight centimetres.

In above-described embodiment, specifically, the bristle 1143 be provided with it is multiple；The bristle 1143 is specifically using hard Matter nylon hair.

In above-described embodiment, specifically, the spring leaf 112 and spring leaf 112 is disposed opposite to each other.

In above-described embodiment, specifically, the switch 4 is connected with 5 conducting wire of driving motor.

Operation principle

In the utility model, in use, thimble 111 is removed, suitable drill bit 9 is selected to be installed by fastening bolt 10 In the inside of casing 8, starting switch 4 force so that driving motor 5 drives box coupling 7 and 6 high speed rotation of shaft immediately Casing 8 drives 9 high speed rotation of drill bit, you can carries out boring work to osseous part, after drilling, brush holder support 1142 is taken out, is passed through Bristle 1143 clears up drill bit 9, storage；Then the depth that hole is measured by mark post 133, can pass through graduation mark 1331 carry out depth survey work, and delivery tube 342 is taken out, and select suitable spare spicule 343 or directly using puncture bone Needle 126 carries out osseous part localised puncture work, with backing out puller bolt 127, you can and it completes osseous part and fixes work, when puncture, Briquetting 124 is firmly pressed, is penetrated in the hole being drilled so as to puncture spicule 126；After completing all working, pass through hollow 33 Butterfly spring 35 turns back, and until concordant with two level shell 2, completes storage work.

Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model Under inspiration, similar technical solution is designed, and reaches above-mentioned technique effect, is the protection model for falling into the utility model It encloses.

Claims

1. orthopaedic drill, which is characterized in that the orthopaedic drill includes level-one shell (1), two level shell (2), collapsible handle (3), (4) are switched, driving motor (5), shaft (6), box coupling (7), casing (8), drill bit (9), fastening bolt (10), guarantor Pillar structure (11), spicule puncture outfit (12), drilling depth determine rod structure (13), are intubated (14) and mounting plate (15), described Level-one shell (1) bolt and nut be mounted on two level shell (2) right side；Described collapsible handle (3) bolt is mounted on two The lower left quarter of grade shell (2)；Described switch (4) screw is connected to centre position on the left of the front surface of two level shell (2)；It is described Driving motor (5) bolt be mounted on two level shell (2) inner right side centre position；The lateral left end of the shaft (6) is logical Box coupling (7) is crossed on the output shaft of driving motor (5)；The shaft (6) and box coupling (7) is placed in one The inside of grade shell (1)；The casing (8) is socketed in the right end of shaft (6)；Described drill bit (9) transverse splicing is in casing (8) inside right end；The fastening bolt (10) is threaded in the junction of casing (8) and drill bit (9)；The protection Pipe structure (11) is socketed in the outside of casing (8) and drill bit (9)；Between the protection pipe structure (11) and level-one shell (1) It is threadedly coupled setting；The spicule puncture outfit (12) is mounted on the upper surface of two level shell (2)；The drilling depth determines Inside left end of rod structure (13) transverse splicing in intubation (14)；A left side of intubation (14) transverse weld in mounting plate (15) Side centre position；Described mounting plate (15) longitudinal bolt is mounted on the front surface of two level shell (2)；The spicule puncture outfit (12) include mandril (121), fixing pipe (122), resetting spring (123), briquetting (124), spicule pipe (125), puncture spicule (126) and puller bolt (127), inside of the mandril (121) transverse splicing in fixing pipe (122)；The briquetting (124) it is threaded in the left end of mandril (121)；The resetting spring (123) is placed in fixing pipe (122) and briquetting (124) between；The resetting spring (123) is socketed in the outer left side of mandril (121)；Spicule pipe (125) socket Right end in mandril (121)；Setting is welded between the spicule pipe (125) and mandril (121)；The puncture spicule (126) it is plugged on the inside right end of spicule pipe (125)；The puller bolt (127) is threaded in spicule pipe (125) and wears The junction of bone needle (126).

2. orthopaedic drill as described in claim 1, which is characterized in that the collapsible handle (3) includes mounting base (31), Fixed seat (32), hollow handle (33), spicule place pipe structure (34) and butterfly spring (35), and the mounting base (31) is laterally welded It is connected on the upper surface of fixed seat (32)；The inside of the longitudinal upper end centre position fixed seat (32) of the hollow handle (33)；It is described Spicule place pipe structure (34) and be longitudinally plugged on the inside lower ends of hollow handle (33)；Butterfly spring (35) one end welding Hollow handle (33), the other end weld mounting base (31)；Described butterfly spring (35) axis is connected on fixed seat (32) and hollow (33) junction.

3. orthopaedic drill as claimed in claim 2, which is characterized in that it includes serum cap that the spicule, which places pipe structure (34), (341), delivery tube (342), spare spicule (343) and rubber cap (344), the spare spicule (343) is placed longitudinally to be set Put the inside of pipe (342)；The serum cap (341) is threaded in the upper end of delivery tube (342)；The rubber cap (344) it is glued to the lower end of delivery tube (342).

4. orthopaedic drill as described in claim 1, which is characterized in that the drilling depth determines that rod structure (13) includes drawing Ring (131), whorl brace rod (132) and mark post (133), the draw ring (131) are welded on a left side for whorl brace rod (132) End；Left end of mark post (133) transverse weld in whorl brace rod (132).

5. orthopaedic drill as claimed in claim 4, which is characterized in that the mark post (133) is provided with graduation mark (1331) With portray pen (1332)；The graduation mark (1331) is from left to right portrayed successively on the upside of the front surface of mark post (133)；It is described The right end portrayed pen (1332) and be glued to mark post (133).

6. orthopaedic drill as described in claim 1, which is characterized in that the protection pipe structure (11) includes thimble (111), spring leaf (112), rubber stopper (113) and hairbrush pipe (114), the spring leaf (112) are respectively engaged with thimble (111) in card slot that inside upper wall left and right ends open up and in card slot that inside lower wall left and right ends open up；The rubber Rubber plug (113) is plugged on the right end of hairbrush pipe (114)；The hairbrush pipe (114) is laterally glued to the following table of thimble (111) Face centre position.

7. orthopaedic drill as claimed in claim 6, which is characterized in that the hairbrush pipe (114) is provided with bracelet (1141), Brush holder support (1142), bristle (1143) and sponge block (1144), the bracelet (1141) are welded on the right end of brush holder support (1142)；Institute The bristle (1143) stated is glued to respectively on two walls of the left side of brush holder support (1142) or more；The sponge block (1144) is glued to brush The left end of bar (1142)；The brush holder support (1142) is laterally disposed in the inside of hairbrush pipe (114).

8. orthopaedic drill as claimed in claim 2, which is characterized in that the left screw of the fixed seat (32) is connected with gear Block (321).

9. orthopaedic drill as claimed in claim 2, which is characterized in that the outer wall of the hollow handle (33) is socketed with Anti-slip cover (331)。

10. orthopaedic drill as claimed in claim 4, which is characterized in that a diameter of eight millimeters of mark post (133) use is extremely Ten millimeters, the medical stainless steel bar that length is ten centimetres to 15 centimetres.