CN203650368U - Push type screwdriver - Google Patents

Push type screwdriver Download PDF

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Publication number
CN203650368U
CN203650368U CN201420021802.6U CN201420021802U CN203650368U CN 203650368 U CN203650368 U CN 203650368U CN 201420021802 U CN201420021802 U CN 201420021802U CN 203650368 U CN203650368 U CN 203650368U
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CN
China
Prior art keywords
handle
knife
groove
upper shell
lower house
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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
Application number
CN201420021802.6U
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Chinese (zh)
Inventor
任中全
杨政响
王学诚
张建龙
辛新
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Xian University of Science and Technology
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Xian University of Science and Technology
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Priority to CN201420021802.6U priority Critical patent/CN203650368U/en
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Publication of CN203650368U publication Critical patent/CN203650368U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model discloses a push type screwdriver. The screwdriver comprises a handle upper casing, a handle lower casing, a handle front end shaft and a screwdriver bit. A lower casing retaining plate at the port of the handle upper casing abuts against an upper casing retaining plate at the port of the handle lower casing, and a first rack and a second rack which are matched with a first gear mounted on a first connection rod and a second gear mounted on a second connection rod respectively are arranged in the handle upper casing. The ends of a first fixing frame and a second fixing frame are fixed on the concave surface of the handle lower casing, the first connection rod and the second connection rod penetrates the first fixing frame and the second fixing frame respectively, and a first drive tapered gear and a second drive tapered gear are mounted at the ends of the first connection rod and the second connection rod respectively. A driven tapered gear is arranged at one end of the handle front end shaft. According to the screwdriver, the screwdriver bit rotates through pushing, and the screwdriver is low in fabrication and usage costs, wide in usage range and convenient to popularize and use.

Description

A kind of push type screwdriver
Technical field
The utility model relates to a kind of screwdriver, especially relates to a kind of push type screwdriver.
Background technology
Screwdriver is a kind of conventional hardware & tools, and it is to be a kind ofly used for twisting screw to force its instrument in place, and screwdriver has a thin sphenocephaly conventionally, can insert head of screw groove or concavo-convex in.Its operation principle is to reach groove or the concavo-convex interior rotation at head of screw with dynamic cutter head by rotating handle of a knife, thereby makes whole screw realize clockwise or counterclockwise rotation.
At present, widely used screwdriver, its cutter head, knife bar and handle are all fixedly connected, tightening or when knockout screw, need continuously positive and negative rotation wrist, realize and tighten or dismantle with two kinds of power of torsion by screw is exerted pressure, due to pressure and torsion use inequality, in the time firmly rotating, often make the edge of a knife and groove dislocation, damage the groove of screw, cause screw to scrap, another shortcoming of general manual screwdriver is cannot dismantle only according to screwdriver for suitable trip bolt, must be by other instruments, some more professional fields are used electronic, pneumatic screw driver, but cost is higher, and while use, be subject to electricity consumption or the impact with gas, be not easy to operation, there is certain defect.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to provide a kind of push type screwdriver, and it is simple in structure, reasonable in design, it is convenient to realize, and uses simple operation, can make driver bit rotation by pressing, and rotary speed is high, manufacturing cost and use cost is low, is not subject to electricity consumption or the restriction with gas, wide and the long service life of the scope of application, practical, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of push type screwdriver, it is characterized in that: comprise the handle of a knife upper shell of indent, handle of a knife lower house and the handle of a knife front end axle of indent, the port of described handle of a knife upper shell and handle of a knife lower house is respectively arranged with upper shell baffle plate and lower house baffle plate, the upper surface of the lower surface of described lower house baffle plate and upper shell baffle plate connects, and described handle of a knife upper shell inner surface, handle of a knife lower house inner surface and lower house baffle plate upper surface surround cavity; On described handle of a knife upper shell, offer first shifting chute that can allow head rod pass and move up and down and second shifting chute that can allow the second connecting rod pass and move up and down, described handle of a knife upper shell the same side inner and that be positioned at described the first shifting chute and described the second shifting chute arranges respectively the first tooth bar and the second tooth bar, described the first tooth bar and the second tooth bar match with the first gear and the second gear respectively, and described the first gear and the second gear are fixedly mounted on respectively on head rod and the second connecting rod; First fixed mount one end is fixedly mounted on the concave surface of described handle of a knife lower house and near described the first shifting chute place, and second fixed mount one end is fixedly mounted on the concave surface of described handle of a knife lower house and near described the second shifting chute place; Described head rod is through described the first shifting chute and the first fixed mount setting, the end that described head rod is positioned at described cavity one end is installed with the first active conical gear, described the second connecting rod is through described the second shifting chute and the second fixed mount setting, and the end that described the second connecting rod is positioned at described cavity one end is installed with the second active conical gear; Described handle of a knife front end axle arranges through handle of a knife lower house, one end that described handle of a knife front end axle is positioned at described cavity is provided with passive conical gear, described passive conical gear can be meshed with the first active conical gear and the second active conical gear, and cutter head is arranged on the other end of described handle of a knife front end axle; Dividing plate is arranged on the other end of described the first fixed mount and the second fixed mount, and the two ends of upper shell back-moving spring are fixedly connected on respectively the upper end of described handle of a knife upper shell inside and the upper surface of described dividing plate.
Above-mentioned a kind of push type screwdriver, it is characterized in that: the first rolling bearing and the second rolling bearing are all installed on described the first fixed mount and the second fixed mount, and described head rod and the second connecting rod are respectively through the first rolling bearing and the second rolling bearing setting.
Above-mentioned a kind of push type screwdriver, it is characterized in that: the centre position, lower end of described handle of a knife lower house offers circular hole, described handle of a knife lower house is inner and be positioned at circular hole inner side and be provided with and the close-fitting rolling bearing units of described handle of a knife front end axle, the axis of described rolling bearing units and the dead in line of circular hole, described handle of a knife front end axle is through rolling bearing units setting.
Above-mentioned a kind of push type screwdriver, is characterized in that: on described head rod and the outside that is positioned at the first gear offers the first draw-in groove and the second draw-in groove, and the end that described head rod is positioned at the outer one end of described cavity arranges the first button cap; Described handle of a knife upper shell outside and the below that is positioned at head rod offer the first back-moving spring groove, and first pull bar back-moving spring one end is fixedly mounted in described the first back-moving spring groove; The other end of described the first pull bar back-moving spring is fixedly connected with the first pull bar, and described the first pull bar can match with the first draw-in groove or the second draw-in groove.
Above-mentioned a kind of push type screwdriver, is characterized in that: on described the second connecting rod and the outside that is positioned at the second gear offers the 3rd draw-in groove and the 4th draw-in groove, and the end that described the second connecting rod is positioned at the outer one end of described cavity arranges the second button cap; Described handle of a knife upper shell outside and the below that is positioned at the second connecting rod offer the second back-moving spring groove, and second pull bar back-moving spring one end is fixedly mounted in described the second back-moving spring groove; The other end of described the second pull bar back-moving spring is fixedly connected with the second pull bar, and described the second pull bar can match with the 3rd draw-in groove or the 4th draw-in groove.
Above-mentioned a kind of push type screwdriver, is characterized in that: described handle of a knife front end axle and cutter head are that orthohexagonal shaft part and blind hole are connected by cross section.
The utility model compared with prior art has the following advantages:
1, the utility model has adopted integrated, modular design, and circuit structure is simple, reasonable in design, and it is convenient to realize.
2, the utility model can make driver bit rotation by pressing handle of a knife housing, and rotary speed is high, uses simple operation.
3, the utility model manufacturing cost and use cost is low, is not subject to electricity consumption or the restriction with gas, the wide and long service life of the scope of application.
4, of the present utility model practical, result of use is good, is convenient to promote the use of.
In sum, the utility model is reasonable in design, and it is convenient to realize, and uses simple operation, can make driver bit rotation by pressing, and rotary speed is high, manufacturing cost and use cost is low, is not subject to electricity consumption or the restriction with gas, wide and the long service life of the scope of application, practical, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Fig. 3 is the annexation schematic diagram of head rod, the first gear and the first tooth bar.
Fig. 4 is the B portion enlarged drawing of Fig. 1.
Description of reference numerals:
Figure BDA0000456661590000041
The specific embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model comprises the handle of a knife upper shell 1 of indent, handle of a knife lower house 2 and the handle of a knife front end axle 3 of indent, the port of described handle of a knife upper shell 1 and handle of a knife lower house 2 is respectively arranged with upper shell baffle plate 34 and lower house baffle plate 33, the upper surface of the lower surface of described lower house baffle plate 33 and upper shell baffle plate 34 connects, and described handle of a knife upper shell 1 inner surface, handle of a knife lower house 2 inner surfaces and lower house baffle plate 33 upper surfaces surround cavity; On described handle of a knife upper shell 1, offer first shifting chute that can allow head rod 30 pass and move up and down and second shifting chute that can allow the second connecting rod 31 pass and move up and down, described handle of a knife upper shell 1 the same side inner and that be positioned at described the first shifting chute and described the second shifting chute arranges respectively the first tooth bar 11 and the second tooth bar 22, described the first tooth bar 11 and the second tooth bar 22 match with the first gear 12 and the second gear 23 respectively, and described the first gear 12 and the second gear 23 are fixedly mounted on respectively on head rod 30 and the second connecting rod 31; First fixed mount 8 one end are fixedly mounted on the concave surface of described handle of a knife lower house 2 and near described the first shifting chute place, and second fixed mount 20 one end are fixedly mounted on the concave surface of described handle of a knife lower house 2 and near described the second shifting chute place; Described head rod 30 arranges through described the first shifting chute and the first fixed mount 8, the end that described head rod 30 is positioned at described cavity one end is installed with the first active conical gear 7, described the second connecting rod 31 arranges through described the second shifting chute and the second fixed mount 20, and the end that described the second connecting rod 31 is positioned at described cavity one end is installed with the second active conical gear 19; Described handle of a knife front end axle 3 arranges through handle of a knife lower house 2, one end that described handle of a knife front end axle 3 is positioned at described cavity is provided with passive conical gear 4, described passive conical gear 4 can be meshed with the first active conical gear 7 and the second active conical gear 19, and cutter head 32 is arranged on the other end of described handle of a knife front end axle 3; Dividing plate 10 is arranged on the other end of described the first fixed mount 8 and the second fixed mount 20, and the two ends of upper shell back-moving spring 6 are fixedly connected on respectively the upper end of described handle of a knife upper shell 1 inside and the upper surface of described dividing plate 10.
As shown in Figure 1, in the present embodiment, the first rolling bearing 9 and the second rolling bearing 21 are all installed on described the first fixed mount 8 and the second fixed mount 20, and described head rod 30 and the second connecting rod 31 arrange through the first rolling bearing 9 and the second rolling bearing 21 respectively; The centre position, lower end of described handle of a knife lower house 2 offers circular hole, described handle of a knife lower house 2 is inner and be positioned at circular hole inner side and be provided with and the close-fitting rolling bearing units 5 of described handle of a knife front end axle 3, the axis of described rolling bearing units 5 and the dead in line of circular hole, described handle of a knife front end axle 3 arranges through rolling bearing units 5.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, on described the head rod 30 and outside that is positioned at the first gear 12 offers the first draw-in groove 16 and the second draw-in groove 17, and the end that described head rod 30 is positioned at the outer one end of described cavity arranges the first button cap 18; Described handle of a knife upper shell 1 outside and the below that is positioned at head rod 30 offer first back-moving spring groove 14, the first pull bar back-moving spring 15 one end and are fixedly mounted in described the first back-moving spring groove 14; The other end of described the first pull bar back-moving spring 15 is fixedly connected with the first pull bar 13, described the first pull bar 13 can match with the first draw-in groove 16 or the second draw-in groove 17, so that in screwdriver work, be stuck in the second draw-in groove 17 by the first pull bar 13, the first active conical gear 7 is engaged with passive conical gear 4; On described the second connecting rod 31 and outside that is positioned at the second gear 23 offers the 3rd draw-in groove 27 and the 4th draw-in groove 28, and the end that described the second connecting rod 31 is positioned at the outer one end of described cavity arranges the second button cap 29; Described handle of a knife upper shell 1 outside and the below that is positioned at the second connecting rod 31 offer second back-moving spring groove 25, the second pull bar back-moving spring 26 one end and are fixedly mounted in described the second back-moving spring groove 25; The other end of described the second pull bar back-moving spring 26 is fixedly connected with the second pull bar 24, described the second pull bar 24 can match with the 3rd draw-in groove 27 or the 4th draw-in groove 28, so that in screwdriver work, be stuck in the 4th draw-in groove 28 by the second pull bar 24, the second active conical gear 19 is engaged with passive conical gear 4.
As shown in Figure 1, in the present embodiment, described handle of a knife front end axle 3 is that orthohexagonal shaft part and blind hole are connected with cutter head 32 by cross section, is convenient to the installation and removal of cutter head, also can change cutter head 32 according to the difference of screw.
The course of work of the present utility model is: in the time that needs are tightened screw clockwise, the second pull bar 24 is snapped into the 3rd draw-in groove 27 places on the second connecting rod 31, and making to be arranged on the active of second on the second connecting rod 31 conical gear 19 can not engage with passive conical gear 4; The first pull bar 13 is snapped into the second draw-in groove 17 places on head rod 30, and now the first active conical gear 7 is meshed with passive conical gear 4;
Cutter head 32 is put on screw, fixing handle of a knife lower house 2 is also pressed handle of a knife upper shell 1, the first tooth bar 11 being arranged in handle of a knife upper shell 1 moves downward, drive the first gear 12 being arranged on head rod 30 to rotate simultaneously, being arranged on the active of first on head rod 30 conical gear 7 rotates, because the first active conical gear 7 engages with passive conical gear 4, therefore the passive conical gear 4 being arranged on handle of a knife front end axle 3 clockwise rotates, the cutter head 32 that is arranged on handle of a knife front end axle 3 one end clockwise rotates, for tightening screw;
In the time of needs knockout screw, the first pull bar 13 is snapped into the first draw-in groove 16 places on head rod 30, now the first active conical gear 7 can not be meshed with passive conical gear 4; The second pull bar 24 is snapped into the 4th draw-in groove 28 places on the second connecting rod 31, make to be arranged on the active of second on the second connecting rod 31 conical gear 19 and be meshed with passive conical gear 4;
Fixing handle of a knife lower house 2 is also pressed handle of a knife upper shell 1, the second tooth bar 22 being arranged in handle of a knife upper shell 1 moves downward, drive the second gear 23 being arranged on the second connecting rod 31 to rotate simultaneously, being arranged on the active of second on the second connecting rod 31 conical gear 19 rotates, because the second active conical gear 19 engages with passive conical gear 4, therefore the passive conical gear 4 being arranged on handle of a knife front end axle 3 rotates counterclockwise, the cutter head 32 that is arranged on handle of a knife front end axle 3 one end rotates counterclockwise, for knockout screw;
Press a handle of a knife upper shell 1 and make cutter head 32 by screw-driving or after unscrewing, removing screwdriver does not contact cutter head 32 with screw, now unclamp handle of a knife upper shell 1, upper shell back-moving spring 6 resets handle of a knife upper shell 1, as need be again tightened or unscrew screw, again press handle of a knife upper shell 1.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.

Claims (6)

1. a push type screwdriver, it is characterized in that: comprise the handle of a knife upper shell (1) of indent, handle of a knife lower house (2) and the handle of a knife front end axle (3) of indent, the port of described handle of a knife upper shell (1) and handle of a knife lower house (2) is respectively arranged with upper shell baffle plate (34) and lower house baffle plate (33), the upper surface of the lower surface of described lower house baffle plate (33) and upper shell baffle plate (34) connects, and described handle of a knife upper shell (1) inner surface, handle of a knife lower house (2) inner surface and lower house baffle plate (33) upper surface surround cavity, on described handle of a knife upper shell (1), offer first shifting chute that can allow head rod (30) pass and to move up and down and second shifting chute that can allow the second connecting rod (31) pass and move up and down, described handle of a knife upper shell (1) the same side inner and that be positioned at described the first shifting chute and described the second shifting chute arranges respectively the first tooth bar (11) and the second tooth bar (22), described the first tooth bar (11) and the second tooth bar (22) match with the first gear (12) and the second gear (23) respectively, described the first gear (12) and the second gear (23) are fixedly mounted on respectively on head rod (30) and the second connecting rod (31), the first fixed mount (8) one end is fixedly mounted on the concave surface of described handle of a knife lower house (2) and near described the first shifting chute place, and the second fixed mount (20) one end is fixedly mounted on the concave surface of described handle of a knife lower house (2) and near described the second shifting chute place, described head rod (30) arranges through described the first shifting chute and the first fixed mount (8), the end that described head rod (30) is positioned at described cavity one end is installed with the first active conical gear (7), described the second connecting rod (31) arranges through described the second shifting chute and the second fixed mount (20), and the end that described the second connecting rod (31) is positioned at described cavity one end is installed with the second active conical gear (19), described handle of a knife front end axle (3) arranges through handle of a knife lower house (2), one end that described handle of a knife front end axle (3) is positioned at described cavity is provided with passive conical gear (4), described passive conical gear (4) can be meshed with the first active conical gear (7) and the second active conical gear (19), and cutter head (32) is arranged on the other end of described handle of a knife front end axle (3), dividing plate (10) is arranged on the other end of described the first fixed mount (8) and the second fixed mount (20), and the two ends of upper shell back-moving spring (6) are fixedly connected on respectively the inner upper end of described handle of a knife upper shell (1) and the upper surface of described dividing plate (10).
2. according to a kind of push type screwdriver claimed in claim 1, it is characterized in that: the first rolling bearing (9) and the second rolling bearing (21) are all installed on described the first fixed mount (8) and the second fixed mount (20), and described head rod (30) and the second connecting rod (31) arrange through the first rolling bearing (9) and the second rolling bearing (21) respectively.
3. according to a kind of push type screwdriver claimed in claim 1, it is characterized in that: the centre position, lower end of described handle of a knife lower house (2) offers circular hole, described handle of a knife lower house (2) is inner and be positioned at circular hole inner side and be provided with and the close-fitting rolling bearing units of described handle of a knife front end axle (3) (5), the axis of described rolling bearing units (5) and the dead in line of circular hole, described handle of a knife front end axle (3) arranges through rolling bearing units (5).
4. according to a kind of push type screwdriver described in claim 1 or 2, it is characterized in that: described head rod (30) outside upper and that be positioned at the first gear (12) offers the first draw-in groove (16) and the second draw-in groove (17), and described head rod (30) is positioned at described cavity and the first button cap (18) is set the end of one end outward; Described handle of a knife upper shell (1) outside and the below that is positioned at head rod (30) offer the first back-moving spring groove (14), and first pull bar back-moving spring (15) one end is fixedly mounted in described the first back-moving spring groove (14); The other end of described the first pull bar back-moving spring (15) is fixedly connected with the first pull bar (13), and described the first pull bar (13) can match with the first draw-in groove (16) or the second draw-in groove (17).
5. according to a kind of push type screwdriver described in claim 1 or 2, it is characterized in that: described the second connecting rod (31) outside upper and that be positioned at the second gear (23) offers the 3rd draw-in groove (27) and the 4th draw-in groove (28), and described the second connecting rod (31) is positioned at described cavity and the second button cap (29) is set the end of one end outward; Described handle of a knife upper shell (1) outside and the below that is positioned at the second connecting rod (31) offer the second back-moving spring groove (25), and second pull bar back-moving spring (26) one end is fixedly mounted in described the second back-moving spring groove (25); The other end of described the second pull bar back-moving spring (26) is fixedly connected with the second pull bar (24), and described the second pull bar (24) can match with the 3rd draw-in groove (27) or the 4th draw-in groove (28).
6. according to a kind of push type screwdriver claimed in claim 1, it is characterized in that: described handle of a knife front end axle (3) is that orthohexagonal shaft part and blind hole are connected with cutter head (32) by cross section.
CN201420021802.6U 2014-01-14 2014-01-14 Push type screwdriver Expired - Fee Related CN203650368U (en)

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Application Number Priority Date Filing Date Title
CN201420021802.6U CN203650368U (en) 2014-01-14 2014-01-14 Push type screwdriver

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Application Number Priority Date Filing Date Title
CN201420021802.6U CN203650368U (en) 2014-01-14 2014-01-14 Push type screwdriver

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106965117A (en) * 2017-05-05 2017-07-21 杭州富阳鸿祥技术服务有限公司 A kind of anti-multifunctional screw driver for breaking anti-impact for indoor decoration
CN109483458A (en) * 2017-09-11 2019-03-19 富泰华工业(深圳)有限公司 Push type automated tool

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106965117A (en) * 2017-05-05 2017-07-21 杭州富阳鸿祥技术服务有限公司 A kind of anti-multifunctional screw driver for breaking anti-impact for indoor decoration
CN106965117B (en) * 2017-05-05 2018-10-19 杭州富阳鸿祥技术服务有限公司 A kind of anti-multifunctional screw driver for breaking anti-impact for indoor decoration
CN109483458A (en) * 2017-09-11 2019-03-19 富泰华工业(深圳)有限公司 Push type automated tool

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Granted publication date: 20140618

Termination date: 20150114

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