CN203679831U - Manual spiral fastening device - Google Patents

Manual spiral fastening device Download PDF

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Publication number
CN203679831U
CN203679831U CN201320737586.0U CN201320737586U CN203679831U CN 203679831 U CN203679831 U CN 203679831U CN 201320737586 U CN201320737586 U CN 201320737586U CN 203679831 U CN203679831 U CN 203679831U
Authority
CN
China
Prior art keywords
pressing plate
plate
square
compression nut
base plate
Prior art date
Application number
CN201320737586.0U
Other languages
Chinese (zh)
Inventor
侯鹏
Original Assignee
西安众智惠泽光电科技有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 西安众智惠泽光电科技有限公司 filed Critical 西安众智惠泽光电科技有限公司
Priority to CN201320737586.0U priority Critical patent/CN203679831U/en
Application granted granted Critical
Publication of CN203679831U publication Critical patent/CN203679831U/en

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Abstract

The utility model discloses a manual spiral fastening device which comprises a semi-square bottom plate, an F-shaped pressing plate, a compression nut and a threaded rod, wherein the compression nut is used for tensioning the F-shaped pressing plate; the threaded rod is matched with the compression nut to form a thread pair; an unthreaded hole is formed in the middle part of the semi-square bottom plate; one end of the semi-square bottom plate is rotatably connected with the lower end of the F-shaped pressing plate through a dowel I; one end of the threaded rod is rotatably connected with a lug boss on the middle part of the F-shaped pressing plate through a dowel II; the other end of the threaded rod penetrates through the unthreaded hole and is then provided with the compression nut; the compression nut is a butterfly-shaped or hexagonal nut; an anti-sliding gasket is arranged between the compression nut and the semi-square bottom plate; the anti-sliding gasket is a spring gasket. The manual spiral fastening device has the following characteristics of reasonable design, simple structure, convenience in operation, small size, light weight, convenience in disassembly and assembly, reliability in clamping, large force reinforcement ratio, favorable self-locking performance and low production cost.

Description

Hand screw fastener

Technical field

The utility model relates to a kind of fastener, is specifically related to a kind of hand screw fastener.

Background technology

At present, fastener is all widely used in all trades and professions, the problems such as fastener generally adopts the modes such as wedge clamping, eccentric clamping, centering clamping or hinge clamping, and above-mentioned clamping mode exists structure and manufacture craft relative complex, and force increasing ratio is relatively little.

Utility model content

The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, and a kind of hand screw fastener is provided, and it is reasonable in design, simple in structure, easy to operate, volume is little, lightweight, easy accessibility, reliable clamping, force increasing ratio is large, and self-locking property is good, production cost is low, is convenient to promote the use of.

For achieving the above object, the technical solution adopted in the utility model is: a kind of hand screw fastener, comprise half square shape base plate, it is characterized in that: also comprise the F shape pressing plate that is used in conjunction with described half square shape base plate, form the screw rod of screw thread pair for straining the clamp nut of described F shape pressing plate and matching with described clamp nut; Described half square shape base plate middle part is provided with unthreaded hole, one end of described half square shape base plate and described F shape pressing plate lower end are rotationally connected by pin one, one end of described screw rod and described F shape pressing plate middle part boss are rotationally connected by pin two, the other end of described screw rod is provided with clamp nut through after described unthreaded hole, described clamp nut is wing nut or hex nut, between described clamp nut and described half square shape base plate, be provided with improved mat, described improved mat is spring shim.

Above-mentioned hand screw fastener, is characterized in that: described half square shape base plate and described F shape pressing plate bottom-hinged, one end of described screw rod and described F shape pressing plate middle part boss are hinged.

The utility model compared with prior art has the following advantages:

(1) design of this hand screw fastener is very reasonable, simple and compact for structure, and operating personnel rotate clamp nut and can complete and tighten or loosen operation, and operation is very easy.

(2) this hand screw fastener volume is small and exquisite, very light in weight, and easy accessibility, is easy to carry.

(3) this hand screw fastener adopts screw clamp mode to clamp, reliable clamping, and force increasing ratio is large, and self-locking property is good.

(4) production technology of this hand screw fastener is simple, and requirement on machining accuracy is not high, and all parts are all convenient to produce or buy very much, thereby its production cost is very low, is convenient to promote the use of.

Below by drawings and Examples, the utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is overall structure schematic diagram of the present utility model.

Description of reference numerals:

1-half square shape base plate; 1-1-unthreaded hole; 2-pin one;

3-pin two; 4-F shape pressing plate; 5-clamp nut;

6-improved mat; 7-screw rod; 8-workpiece.

The specific embodiment

A kind of hand screw fastener as shown in Figure 1, comprise half square shape base plate 1, also comprise the F shape pressing plate 4 that is used in conjunction with described half square shape base plate 1, form the screw rod 7 of screw thread pair for straining the clamp nut 5 of described F shape pressing plate 4 and matching with described clamp nut 5; Described half square shape base plate 1 middle part is provided with unthreaded hole 1-1, one end of described half square shape base plate 1 and described F shape pressing plate 4 lower ends are rotationally connected by pin 1, one end of described screw rod 7 and described F shape pressing plate 4 middle part boss are rotationally connected by pin 23, the other end of described screw rod 7 is provided with clamp nut 5 through after described unthreaded hole 1-1, described clamp nut 5 is wing nut or hex nut, preferably wing nut.Between described clamp nut 5 and described half square shape base plate 1, be provided with improved mat 6, described improved mat 6 is spring shim.

In the present embodiment, described half square shape base plate 1 and described F shape pressing plate 4 bottom-hinged, one end of described screw rod 7 and described F shape pressing plate 4 middle part boss are hinged.

The course of work of the utility model hand screw fastener is: as shown in Figure 1, first workpiece 8 to be tightened is placed between half square shape base plate 1 and F shape pressing plate 4, forward rotation clamp nut 5, the screw rod 7 matching with clamp nut 5 can drive the fastening workpiece 8 of F shape pressing plate 4.Otherwise, rotate backward clamp nut 5 and can unclamp workpiece 8.

The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification, change and equivalent structure transformation of above embodiment being done according to the utility model technical spirit, all still belongs in the protection domain of technical solutions of the utility model.

Claims (2)

1. a hand screw fastener, comprise half square shape base plate (1), it is characterized in that: also comprise the F shape pressing plate (4) that is used in conjunction with described half square shape base plate (1), form the screw rod (7) of screw thread pair for straining the clamp nut (5) of described F shape pressing plate (4) and matching with described clamp nut (5), described half square shape base plate (1) middle part is provided with unthreaded hole (1-1), one end of described half square shape base plate (1) and described F shape pressing plate (4) lower end are rotationally connected by pin one (2), one end of described screw rod (7) and described F shape pressing plate (4) middle part boss are rotationally connected by pin two (3), the other end of described screw rod (7) is provided with clamp nut (5) through after described unthreaded hole (1-1), described clamp nut (5) is wing nut or hex nut, between described clamp nut (5) and described half square shape base plate (1), be provided with improved mat (6), described improved mat (6) is spring shim.
2. according to hand screw fastener claimed in claim 1, it is characterized in that: described half square shape base plate (1) and described F shape pressing plate (4) bottom-hinged, one end of described screw rod (7) and described F shape pressing plate (4) middle part boss are hinged.
CN201320737586.0U 2013-11-19 2013-11-19 Manual spiral fastening device CN203679831U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320737586.0U CN203679831U (en) 2013-11-19 2013-11-19 Manual spiral fastening device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320737586.0U CN203679831U (en) 2013-11-19 2013-11-19 Manual spiral fastening device

Publications (1)

Publication Number Publication Date
CN203679831U true CN203679831U (en) 2014-07-02

Family

ID=51001790

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320737586.0U CN203679831U (en) 2013-11-19 2013-11-19 Manual spiral fastening device

Country Status (1)

Country Link
CN (1) CN203679831U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104128816A (en) * 2014-07-30 2014-11-05 梧州市旺捷机械制造有限公司 Connecting seat milling clamp
CN105583751A (en) * 2015-12-30 2016-05-18 苏州安特实业有限公司 Multifunctional clamp
CN106099443A (en) * 2016-08-03 2016-11-09 深圳供电局有限公司 A kind of switching device for ground wire operating lever
CN107042479A (en) * 2016-12-26 2017-08-15 天津迈格科技有限公司 A kind of follow-on seam laser tracking operating process system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104128816A (en) * 2014-07-30 2014-11-05 梧州市旺捷机械制造有限公司 Connecting seat milling clamp
CN105583751A (en) * 2015-12-30 2016-05-18 苏州安特实业有限公司 Multifunctional clamp
CN106099443A (en) * 2016-08-03 2016-11-09 深圳供电局有限公司 A kind of switching device for ground wire operating lever
CN107042479A (en) * 2016-12-26 2017-08-15 天津迈格科技有限公司 A kind of follow-on seam laser tracking operating process system

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140702

Termination date: 20141119