CN211560252U - Screw tap convenient to chip removal - Google Patents
Screw tap convenient to chip removal Download PDFInfo
- Publication number
- CN211560252U CN211560252U CN201922438264.6U CN201922438264U CN211560252U CN 211560252 U CN211560252 U CN 211560252U CN 201922438264 U CN201922438264 U CN 201922438264U CN 211560252 U CN211560252 U CN 211560252U
- Authority
- CN
- China
- Prior art keywords
- cutting
- screw tap
- tap
- inner channel
- chip removal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910001315 Tool steel Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000010902 straw Substances 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 abstract description 5
- 208000010392 Bone Fractures Diseases 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 description 21
- 210000000988 bone and bone Anatomy 0.000 description 11
- 239000012634 fragment Substances 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a screw tap convenient to chip removal, including the screw tap body, the screw tap body from left to right is cutting head, cutting middle part and screw tap stalk portion in proper order, and cutting head, cutting middle part and screw tap stalk portion structure as an organic whole, the cutting middle part is provided with the thread groove of a plurality of intercommunications mutually, and is provided with the cutting edge on the limit wall of thread groove, the central point of cutting head puts and has seted up the trompil, the inside at cutting middle part is provided with an interior passageway that is linked together with the trompil, the soft straw that is provided with in the interior passageway, and the soft straw stretches out from the other end of interior passageway and is connected with gluey first spheroid, the other end of interior passageway is provided with the. This screw tap convenient to chip removal is provided with soft straw and gluey first ball, and soft straw cooperation gluey first spheroid is used, utilizes its pressure, can easily inhale the broken bone of fluid class in the gluey first spheroid, avoids the not smooth jam that leads to the fact of chip removal.
Description
Technical Field
The utility model relates to a screw tap convenient to chip removal.
Background
In the orthopedic steel plate internal fixation surgery, tap holes are usually needed for tapping, taps in the prior art are generally single-thread pitch taps, the discharge of bone fragments generated in the tapping process is not smooth, and if the tapping speed is too high, normal bone is hardly guaranteed not to be damaged. Therefore, in order to ensure that normal bone is not damaged, hand taps are generally used for manual tapping clinically. The manual tapping has the advantages that firstly, the speed is low, the internal fixation operation time of a customer is prolonged, the pain and the wound of a patient are increased, particularly for the patient who cannot tolerate the operation for a long time, the operation risk is high, and secondly, the working intensity of an operation operating doctor is high.
Traditional screw tap is provided with the structure that is used for absorbing the liquid bone bits seldom, and in the operation of screw tap tapping, the bone bits end discharge is not smooth, not only reduces the speed of tapping, influences doctor and operating personnel's visual effect moreover, and the operation time extension, the operation risk increases.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screw tap convenient to chip removal to the screw tap that proposes in solving above-mentioned background is provided with the structure that is used for absorbing the liquid bone bits of broken glass seldom, and in the operation of screw tap tapping, the bone bits of broken glass end is discharged not smoothly, not only reduces the speed of tapping, influences doctor and operating personnel's visual effect moreover, and the operation time extension, the problem that the operation risk increases.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a screw tap convenient to chip removal, includes the screw tap body, the screw tap body from left to right is cutting head, cutting middle part and screw tap stalk portion in proper order, and cutting head, cutting middle part and screw tap stalk portion structure as an organic whole, the cutting middle part is provided with the thread groove of a plurality of intercommunications, and is provided with the cutting edge on the limit wall of thread groove, the central point of cutting head puts and has seted up the trompil, the inside at cutting middle part is provided with an interior passageway that is linked together with the trompil, the soft straw that is provided with among the interior passageway, and the other end of soft straw follow interior passageway stretches out to be connected with glues first spheroid, the other end of interior passageway is provided.
Preferably, the groove width of the thread groove is larger than the pitch of the cutting head.
Preferably, the thread groove has a helix angle of 75 to 130 °.
Preferably, the outer diameter of the flexible suction pipe is smaller than the inner diameter of the inner channel, and the length of the flexible suction pipe is smaller than the length of the inner channel.
Preferably, a detachable structure is arranged between the rubber head ball body and the soft suction pipe.
Preferably, the tap shank, cutting edges and cutting head are all made of high speed tool steel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the groove width of the thread groove of the utility model is larger than the thread distance of the cutting head, the chip removal is smooth, the tapping efficiency is improved, the tapping time is shortened, the pain and the wound of a patient are relieved, the operation time is shortened, the operation risk of the patient who cannot endure the operation for a long time is reduced, and the working intensity of an operation doctor is reduced; the soft suction pipe is matched with the rubber head ball body for use, and fluid bone fragments can be easily sucked into the rubber head ball body by utilizing the pressure intensity of the soft suction pipe and the rubber head ball body, so that blockage caused by unsmooth chip removal is avoided;
2. the spiral angle of the thread groove of the utility model is 75-130 degrees, and the proper thread angle is convenient for chip removal, can reduce resistance, is beneficial to tapping and reduces the abrasion of a cutting edge;
3. the utility model discloses screw tap stalk portion, cutting edge and cutting head all adopt high-speed tool steel to make, and the cutting is sharp, shortens the tapping time, improves the quality of screw tap body, and durable more, it is corrosion-resistant, acid and alkali resistant can be applicable to aerospace, general machinery, chemical industry, medical equipment, a plurality of trade fields such as energy.
Drawings
Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;
fig. 2 is a schematic view of the overall perspective structure of the present invention.
In the figure: 1. a tap body; 11. a cutting head; 12. cutting the middle part; 121. a thread groove; 122. a cutting edge; 13. a tap shank; 14. an inner channel; 141. opening a hole; 142. sealing the fixing member; 15. a soft straw; 16. rubber head ball body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a screw tap convenient for chip removal comprises a screw tap body 1, the screw tap body 1 is a cutting head part 11, a cutting middle part 12 and a screw tap handle part 13 from left to right in sequence, the cutting head part 11, the cutting middle part 12 and the screw tap handle part 13 are of an integrated structure, the screw tap handle part 13, a cutting edge 122 and the cutting head part 11 are all made of high-speed tool steel, the cutting is sharp, the tapping time is shortened, the quality of the screw tap body 1 is improved, the screw tap is more durable, corrosion resistant, acid and alkali resistant, and can be applied to aerospace, general machinery, chemical engineering, medical equipment, energy and other industrial fields, the cutting middle part 12 is provided with a plurality of communicated thread grooves 121, the groove width of each thread groove 121 is larger than the thread distance of the cutting head part 11, chip removal can be achieved, the operation time is shortened, and the operation success rate is improved;
the cutting blade 122 is arranged on the side wall of the thread groove 121, the spiral angle of the thread groove 121 is 75-130 degrees, a proper thread angle is provided, not only can chip be discharged conveniently, but also the resistance can be reduced, the tapping is facilitated, the abrasion of the cutting blade 122 is reduced, the center position of the cutting head part 11 is provided with the opening 141, the inner channel 14 communicated with the opening 141 is arranged inside the cutting middle part 12, the soft suction pipe 15 is arranged in the inner channel 14, the outer diameter of the soft suction pipe 15 is smaller than the inner diameter of the inner channel 14, the length of the soft suction pipe 15 is smaller than the length of the inner channel 14, the soft suction pipe 15 is matched with the rubber head ball 16 for use, the pressure intensity is utilized, the fluid bone fragments can be easily sucked into the rubber head ball 16, the blockage caused by unsmooth chip discharge is avoided, the soft suction pipe 15 extends out from the other end of the inner channel 14 to be connected with the, the pouring of the fluid bone fragments adsorbed in the rubber head ball 16 and the cleaning of the rubber head ball 16, the soft suction tube 15 and the screw tap body 1 are facilitated, and the sealing fixing piece 142 for fixing the rubber head ball 16 is arranged at the other end of the inner channel 14.
The working principle is as follows: for the screw tap convenient for chip removal, firstly, a soft suction tube 15 which is clean and matched with the size of an inner channel 14 is inserted into the inner channel 14 from an opening on one side of a screw tap handle 13, the soft suction tube 15 is contacted with the opening 141 through the inner channel 14, the soft suction tube 15 does not penetrate through the opening 141, the tapping work of a cutting head 11 is avoided being influenced, a rubber head ball 16 is hermetically sleeved at the other end of the soft suction tube 15, after the soft suction tube is fixed, one side of the screw tap handle 13 is used for being installed in the opening of the soft suction tube 15 for sealing, when the screw tap is used in a medical operation, manual tapping is generally adopted, before tapping, the rubber head ball 16 is pinched flat, air in the rubber head ball 16 and the soft suction tube 15 is extruded from the opening 141, after the extrusion is finished, tapping is started, the rubber head ball 16 is released, and fluid bone fragments generated in the tapping operation process are sucked into the soft suction tube 15 under the action of pressure, and then enter into the rubber head spheroid 16 in, treat that the tapping finishes, will glue the head spheroid 16 and take off, pour out the sclerotin piece in it, extract the soft suction pipe 15, wash with the screw tap body 1 together, accomplish the whole use of the screw tap of being convenient for the chip removal like this.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a screw tap convenient to chip removal which characterized in that: comprises a tap body (1), the tap body (1) sequentially comprises a cutting head part (11), a cutting middle part (12) and a tap handle part (13) from left to right, the cutting head part (11), the cutting middle part (12) and the screw tap handle part (13) are of an integrated structure, the cutting middle part (12) is provided with a plurality of communicated thread grooves (121), and the side wall of the thread groove (121) is provided with a cutting edge (122), the center of the cutting head part (11) is provided with an open hole (141), an inner channel (14) communicated with the opening (141) is arranged inside the cutting middle part (12), a soft suction pipe (15) is arranged in the inner channel (14), and the soft suction pipe (15) extends out from the other end of the inner channel (14) and is connected with a rubber head ball body (16), and a sealing fixing piece (142) for fixing the rubber head ball body (16) is arranged at the other end of the inner channel (14).
2. A chip removing tap as claimed in claim 1, wherein: the width of the thread groove (121) is greater than the pitch of the cutting head (11).
3. A chip removing tap as claimed in claim 1, wherein: the spiral angle of the thread groove (121) is 75-130 degrees.
4. A chip removing tap as claimed in claim 1, wherein: the outer diameter of the soft suction pipe (15) is smaller than the inner diameter of the inner channel (14), and the length of the soft suction pipe (15) is smaller than that of the inner channel (14).
5. A chip removing tap as claimed in claim 1, wherein: the rubber head ball body (16) and the soft suction pipe (15) are in a detachable structure.
6. A chip removing tap as claimed in claim 1, wherein: the tap handle (13), the cutting edge (122) and the cutting head (11) are all made of high-speed tool steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438264.6U CN211560252U (en) | 2019-12-30 | 2019-12-30 | Screw tap convenient to chip removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438264.6U CN211560252U (en) | 2019-12-30 | 2019-12-30 | Screw tap convenient to chip removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211560252U true CN211560252U (en) | 2020-09-25 |
Family
ID=72550646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922438264.6U Expired - Fee Related CN211560252U (en) | 2019-12-30 | 2019-12-30 | Screw tap convenient to chip removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211560252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115644981A (en) * | 2022-11-07 | 2023-01-31 | 杭州欣润医疗科技有限公司 | Minimally invasive surgery cutter |
-
2019
- 2019-12-30 CN CN201922438264.6U patent/CN211560252U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115644981A (en) * | 2022-11-07 | 2023-01-31 | 杭州欣润医疗科技有限公司 | Minimally invasive surgery cutter |
| CN115644981B (en) * | 2022-11-07 | 2023-10-31 | 杭州欣润医疗科技有限公司 | Minimally invasive surgical tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |