CN204561705U - Rotatable table fork - Google Patents
Rotatable table fork Download PDFInfo
- Publication number
- CN204561705U CN204561705U CN201520259240.3U CN201520259240U CN204561705U CN 204561705 U CN204561705 U CN 204561705U CN 201520259240 U CN201520259240 U CN 201520259240U CN 204561705 U CN204561705 U CN 204561705U
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- CN
- China
- Prior art keywords
- fork
- handle
- screw thread
- external screw
- hands
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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
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Abstract
The utility model provides a kind of rotatable table fork, uses this rotatable table fork the pressure-raising action of finger can be converted to the rotary motion of jaw, with do not need to handle pick up soon can realize jaw rotate and to food pitch around; It comprises above for fork handle, be the table fork of jaw below, also comprise pressure-raising handle, hold cover; Pressure-raising handle rotate be arranged on fork handle upper end, fork handle is rotated by following structure, mobile setting is in one's hands cover in: be in one's hands overlap in fork handle on external screw thread is set, be in one's hands to put to be fixed with to lead and revolve pin; Lead the inner segment revolving pin to match with external screw thread composition screw thread pair.
Description
Technical field
The utility model relates to a kind of tableware, specifically, is a kind of rotatable table fork, uses this rotatable table fork the pressure-raising action of finger can be converted to the rotary motion of jaw, with do not need to handle pick up soon can realize jaw rotate and to food pitch around.
Background technology
When taking food food (as noodles, bean vermicelli) with table fork, often need to take food with table fork fork and rotate table fork food is wrapped on jaw with convenient eating.The table fork fork handle of present use and jaw as a whole, when for food is wrapped on jaw, need picks up with hand and to revolve or to rotate wrist, use inconvenience, the table fork of especially flat fork handle, it is more inconvenient to use.
Summary of the invention
The purpose of this utility model is to provide a kind of rotatable table fork, and the pressure-raising action of finger can be converted to the rotary motion of jaw by this rotatable table fork, with do not need to handle pick up soon can realize jaw rotate and to food pitch around.
The purpose of this utility model is achieved through the following technical solutions:
Rotatable table fork, above comprising for fork handle, be the table fork of jaw below, also comprise pressure-raising handle, hold cover; Pressure-raising handle rotate be arranged on fork handle upper end, fork handle is rotated by following structure, mobile setting is in one's hands cover in: be in one's hands overlap in fork handle on external screw thread is set, be in one's hands to put to be fixed with to lead and revolve pin; Lead the inner segment revolving pin to match with external screw thread composition screw thread pair.
The beneficial effects of the utility model are:
This rotatable table fork in use, after jaw takes food, hold and hold cover, thumb to the reinforcing of pressure-raising handle make fork handle be in one's hands cover in move up and down, in the process, pressure-raising handle can only rotate relative to fork handle, leading under the effect of revolving pin again, external screw thread as a fork handle part rotates, and the pressure-raising action of finger is converted to the rotary motion of jaw, do not need to handle pick up soon can realize jaw rotate and to food pitch around.
As to improvement of the present utility model, pressure-raising handle comprises finger ring, the spacing shoulder that is arranged on last item below finger ring, is connected with last item lower end, and the diameter of spacing shoulder is greater than last item; Fork handle comprises gland and upper joint-shaft; Upper joint-shaft upper end offers counterbore, and gland is arranged in counterbore and also and between counterbore base forms spacing space; Gland has mesopore; Last item is through mesopore, and spacing shoulder is positioned at spacing space.This structure, assembles more convenient; Conveniently mentioned by finger ring or press down last item.
As to improvement of the present utility model, external screw thread is trapezoidal thread.
This improvement is that to get trapezoidal thread pitch comparatively large, the advantage that the power that during use, thumb applies pressure-raising handle is less, also can ensure to lead the strength and stiffness revolving pin, shortcoming be for lead the manufacture of revolving pin and matching requirements higher.
As to further improvement of the utility model, external screw thread is rectangular thread.
This improvement, except have with adopt the suitable advantage of trapezoidal thread except, for lead the manufacture of revolving pin and matching requirements lower.
Accompanying drawing explanation
Fig. 1 is the front view of rotatable table fork
Fig. 2 is the B-B profile of Fig. 1
Fig. 3 is the C-C profile of Fig. 1
Fig. 4 is the fractionation axonometric drawing of rotatable table fork.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, wherein, not shown pin 203 and pin 205 in Fig. 4.
On the whole, above this rotatable table fork comprises for fork handle 2, be the table fork of jaw 5 below, also comprise pressure-raising handle 1, hold cover 4; Pressure-raising handle 1 rotates and is arranged on fork handle 2 upper end, and described fork handle 2 is rotated by following structure, mobile setting is in one's hands in cover 4: the fork handle be in one's hands in cover 4 is arranged external screw thread 204, the cover 4 that is in one's hands is fixed with to lead and revolves pin 3; Lead and revolve pin 3 axis and external screw thread 204 axes normal and crossing, lead the inner segment revolving pin 3 and to match with external screw thread 204 composition screw thread pair.
During concrete enforcement:
Pressure-raising handle 1 comprises finger ring 101 and is vertically arranged on the last item 103 below finger ring 101, below finger ring 101, offers blind hole 105 vertically, is arranged in blind hole 105, and last item 103 and finger ring 101 are connected by pin 102.The lower end of last item 103 is spacing shoulder 104, and its diameter is greater than the diameter of last item 103.In fact, last item 103 is as a whole with spacing shoulder 104.
Fork handle 2 is also designed to combine axial workpiece, comprises gland 201, upper joint-shaft 202, the thread spindle 213 being provided with external screw thread 204, bottom spindle 206 from top to bottom.
The upper end edge of upper joint-shaft 202 axially offers counterbore 208, and the diameter of counterbore 208 is greater than the diameter of spacing shoulder 104.The gland 201 offering mesopore 207 is vertically arranged in counterbore 208, after assembling, spacing shoulder 104 rotates and is arranged in spacing space that gland 201 and counterbore 208 formed, last item 103 rotates and is arranged in mesopore 207, the distance at lower surface to the end of counterbore 208 of gland 201 is not less than the height of spacing shoulder 104, and the external diameter of gland 201 is identical with the outside dimension holding cover 4; Gland 201 mesopore 207 internal diameter is equal with the diameter nominal dimension of last item 103, takes matched in clearance.Upper connecting rod 209 is set in the lower end of upper joint-shaft 202, to be connected with thread spindle 213.
The upper end of bottom spindle 206 is lower connecting rod 211, to be connected with thread spindle 213, and the equal diameters of its diameter and upper connecting rod 209.The diameter in the stage casing 212 of bottom spindle 206 is less than the diameter of hypomere, all equal to the internal diameter nominal dimension holding cover 4 equal diameters of upper joint-shaft 202, takes matched in clearance.
Thread spindle 213 offers mesopore 210 vertically, and its internal diameter is equal with the nominal dimension of lower connecting rod 211 and upper connecting rod 209, takes slight interference to coordinate.Upper joint-shaft 202 is connected by upper connecting rod 209 and mesopore 210 with thread spindle 213, and bottom spindle 206 and thread spindle 213 are connected by lower connecting rod 211; For improving the reliability connected, between upper joint-shaft 202 with thread spindle 213, in addition pin 203 is connected, between bottom spindle 206 with thread spindle 213, in addition pin 205 is connected.
It is jaw 5 below fork handle 2.
In fork handle 2 rotates, mobile setting is in one's hands cover 4, hold cover 4 for thin-walled tubular structure, cover 4 wall that is in one's hands is fixed with to lead and revolves pin 3, lead that to revolve pin 3 axis also crossing with external screw thread 204 axes normal, lead the inner segment revolving pin 3 and to match with external screw thread 204 composition screw thread pair.
External screw thread 204 chooses the larger screw thread of pitch, and comparatively conventional is trapezoidal thread, also can be rectangular thread.These two kinds of screw threads can ensure to lead the strength and stiffness that revolves pin and transmission efficiency is high.But according to trapezoidal thread, then higher for leading the manufacture requirements revolving pin 3, assembly difficulty is comparatively large, according to rectangular thread, then can overcome above-mentioned defect simultaneously.Rectangular thread is chosen in this case.
Last item 103 and the effect of spacing shoulder 104 put on pulling force on finger ring 101 by point or pressure is passed to fork handle 2, makes fork handle 2 relative to holding cover and 4 produce axial displacement, simultaneously can in clockwise or counterclockwise both direction rotation relative to fork handle 2.The both ends of the surface up and down of spacing shoulder should be reduced relative to the contact surface coefficient of friction with fork handle, the comparatively normal method adopted is the roughness, the sliding contact surface attachment coating that reduce relative sliding contact face, because this case relates to tableware, consider again requirement attractive in appearance, adopt sliding contact surface attachment coating.
Rotatable table fork after assembling, distance and the difference of the length of holding cover of the lower lower end, stage casing 212 along distance bottom spindle 206 of gland 201 are not more than the effective length of thread spindle 213.In fact, the effective length of thread spindle 213 is not less than 2 times of pitch, to ensure that jaw can effectively rotate 2 weeks.
During use, after jaw takes food, hold and hold cover, thumb to the reinforcing of pressure-raising handle make fork handle be in one's hands cover in move up and down, in the process, pressure-raising handle can only rotate relative to fork handle, leading under the effect of revolving pin again, external screw thread as a fork handle part rotates, and the pressure-raising action of finger is converted to the rotary motion of jaw, do not need to handle pick up soon can realize jaw rotate and to food pitch around.
The beneficial effects of the utility model are:
The pressure-raising action of finger can be converted to the rotary motion of jaw by this rotatable table fork, with do not need to handle pick up soon can realize jaw rotate and to food pitch around, easy to use.
Claims (4)
1. rotatable table fork, above comprising for fork handle, be the table fork of jaw below, it is characterized in that, also comprise pressure-raising handle, hold cover; Pressure-raising handle rotate be arranged on fork handle upper end, fork handle is rotated by following structure, mobile setting is in one's hands cover in: be in one's hands overlap in fork handle on external screw thread is set, be in one's hands to put to be fixed with to lead and revolve pin; Lead the inner segment revolving pin to match with external screw thread composition screw thread pair.
2. rotatable table fork according to claim 1, is characterized in that, pressure-raising handle comprises finger ring, the spacing shoulder that is arranged on last item below finger ring, is connected with last item lower end, and the diameter of spacing shoulder is greater than last item; Fork handle comprises gland and upper joint-shaft; Upper joint-shaft upper end offers counterbore, and gland is arranged in counterbore and also and between counterbore base forms spacing space; Gland has mesopore; Last item is through mesopore, and spacing shoulder is positioned at spacing space.
3. rotatable table fork according to claim 1 and 2, is characterized in that, external screw thread is trapezoidal thread.
4. rotatable table fork according to claim 1 and 2, is characterized in that, external screw thread is rectangular thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259240.3U CN204561705U (en) | 2015-04-27 | 2015-04-27 | Rotatable table fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259240.3U CN204561705U (en) | 2015-04-27 | 2015-04-27 | Rotatable table fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204561705U true CN204561705U (en) | 2015-08-19 |
Family
ID=53854410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520259240.3U Expired - Fee Related CN204561705U (en) | 2015-04-27 | 2015-04-27 | Rotatable table fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204561705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942970A (en) * | 2017-04-14 | 2017-07-14 | 杨露萍 | A kind of supporting coiler device of fork |
-
2015
- 2015-04-27 CN CN201520259240.3U patent/CN204561705U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942970A (en) * | 2017-04-14 | 2017-07-14 | 杨露萍 | A kind of supporting coiler device of fork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20170427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |