CN213261726U - Pen holder, pen holding correction device and pen - Google Patents

Abstract

The utility model provides a hold a ware, hold a orthotic devices and pen relates to stationery technical field to solve the not good technical problem of a ware result of use that holds that exists among the prior art. The pen holder is made of silica gel materials and comprises a pen holder body and a holding part, wherein a pen holder sleeving hole penetrating through the pen holder body in the axis direction is formed in the pen holder body, a thumb finger sleeve, a middle finger sleeve and a forefinger finger sleeve are sequentially arranged on the pen holder body along the circumferential direction, a thumb positioning part, a forefinger positioning part and a middle finger positioning part are arranged on the circumferential wall of the pen holder body, a flattening part is arranged at the lower end of the pen holder body, and one end of the flattening part, close to the middle finger sleeve, is higher than one end, close to the joint of the thumb finger sleeve and the middle finger sleeve; the portion of gripping sets up in the top of middle finger dactylotheca, and the free end of the portion of gripping forms the contact surface that is used for supplying to point to encircle around the axis bending of holding a ware body and the lateral wall of the portion of gripping, and the surface of thumb dactylotheca, middle finger dactylotheca and forefinger dactylotheca all is provided with the concave-convex line.

Description

Pen holder, pen holding correction device and pen

Technical Field

The utility model belongs to the technical field of stationery and specifically relates to a hold a ware, hold a orthotic devices and pen.

Background

By observation, many students in middle and primary schools, and even adults, are found to have incorrect pen holding postures. When a large number of children who just start to learn hold the pen, the ring finger and the little finger are too tight to hold, the contact supporting stable surface of the pen holding hand and the table top is too small, force is too large, the pen holding is unstable, so that the hands of the children are easy to feel sour, fingers are deformed, and some children even have fist shapes because the ring finger, the little finger and the hand are too tight to hold the pen, so that the thumb, the index finger and the middle finger slide downwards to block the sight of eyes, the children have to bend the head to see the written characters, the eyesight of the glasses is affected for a long time, and humpbacks and torticollis are easy to form.

The pen holder is round and smooth, is difficult to be made correctly, and is accurately held, particularly, the pen is difficult to be correctly held by children due to small fingers, so that the problems of incorrect writing posture, bad writing, myopia of eyes and the like of the children can be caused. Through investigation, many children realize correct pen holding by means of the pen holder, however, the applicant finds that the prior art has at least the following technical problems:

the existing pen holder has poor use effect, and the reason is that the existing pen holders circulating on the market have different functions, are not accurate in design, and lead a lot of children to mistakenly hold pens due to tired writing and aching fingers which are unwilling to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hold a ware, hold a orthotic devices and pen to solve the not good technical problem of a ware result of use that holds that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a hold a ware, hold a ware and make by the silica gel material, including hold a ware body and with hold a ware body coupling's the portion of gripping, wherein: the pen holder body is internally provided with a pen holder sleeving hole penetrating through the pen holder sleeving hole in the axis direction, a thumb finger sleeve, a middle finger sleeve and a forefinger finger sleeve are sequentially arranged on the pen holder body along the circumferential direction, a thumb positioning part for being jointed with a thumb, a forefinger positioning part for being jointed with a forefinger and a middle finger positioning part for being jointed with a middle finger are arranged on the circumferential wall of the pen holder body, the lower end of the pen holder body is provided with a flattening part, and one end, close to the middle finger sleeve, of the flattening part is higher than one end, close to the joint of the thumb finger sleeve and the middle finger sleeve, of the flattening;

the holding part is arranged above the middle finger sleeve, the free end of the holding part is bent around the axis of the pen holder body, the outer side wall of the holding part forms a contact surface for fingers to surround, and concave-convex grains are arranged on the outer surfaces of the thumb sleeve, the middle finger sleeve and the index finger sleeve.

Preferably, the pen holder body is of a hollow sleeve structure, the pen holder sleeving hole is formed in the sleeve structure, and the pen holder sleeving hole and the sleeve structure are coaxially arranged.

Preferably, the inner wall of the pen holder body is provided with raised lines at intervals along the circumferential direction, and the raised lines are made of flexible materials.

Preferably, the pen holder body, the holding part, the thumb stall, the middle finger stall and the index finger stall are of an integrally formed structure.

Preferably, the thumb positioning part, the index finger positioning part and the middle finger positioning part are all concave planes, and the upper and lower ends of the thumb positioning part, the index finger positioning part and the middle finger positioning part along the axis of the pen holder body are in transition with the outer surface of the pen holder through concave cambered surfaces.

Preferably, a plurality of heat dissipation holes are formed in the thumb stall, the middle finger stall and the index finger stall.

A pen holding correction device comprises the pen holder, wherein the pen holder body is detachably sleeved on the lower part of a pen holder.

Preferably, the pen holder is a first-stage pen holding tool, the pen holding correction device further comprises a second-stage pen holding tool, a third-stage pen holding tool and a fourth-stage pen holding tool, and when the first-stage pen holding tool is disconnected with the pen holder body, the second-stage pen holding tool, the third-stage pen holding tool or the fourth-stage pen holding tool can be sleeved on the lower portion of the pen holder.

Preferably, the second-stage pen holding tool comprises a hollow pen cap and finger sleeves arranged on two sides of the pen cap oppositely, a reinforcing strip is arranged on the outer wall of the pen cap, the first ends of the finger sleeves are fixed on the side wall of the reinforcing strip, the second ends of the finger sleeves are fixed on the outer wall of the pen cap, the second ends of the two finger sleeves are connected, the joint of the two finger sleeves and the reinforcing strip is arranged oppositely, the first end of each finger sleeve close to the reinforcing strip is higher than the second end of the corresponding finger sleeve, and a first gradually-shrinking opening for inserting an index finger or a thumb is formed between each finger sleeve and the pen cap; the side wall of the tapered opening is concavely provided with an inner groove attached to a finger, the outer side wall of the pen cap is also provided with a middle finger sleeve ring, two ends of the middle finger sleeve ring are fixed on the outer side wall of the pen cap up and down along the axis direction of the pen cap, and the second end of the finger sleeve is positioned in a space formed by the middle finger sleeve ring and the outer side wall of the pen cap;

the third-stage pen holding tool comprises a sleeve and a thumb sleeve arranged on the side wall of the sleeve, wherein the first end of the thumb sleeve is fixed at the upper end of the side wall of the sleeve, the second end of the thumb sleeve is fixed at the lower end of the side wall of the sleeve, a second tapered opening for inserting a thumb is formed between the thumb sleeve and the sleeve, a fitting positioning part fitted with the thumb is concavely arranged on the side wall of the second tapered opening, an index finger groove for accommodating the abdomen of the index finger and a middle finger groove for embedding the middle finger are arranged on the side wall of the sleeve, and a semicircular notch is formed in the lower end of the sleeve;

the fourth stage pen-holding tool comprises a hollow columnar structure and a handle, wherein the handle is connected to the outer side wall of the upper end of the columnar structure, a first concave surface is arranged on the outer side wall of the columnar structure below the handle, a second concave surface and a third concave surface are respectively arranged on the outer side walls of the columnar structure on two sides of the first concave surface, one side of the second concave surface, far away from the first concave surface, is approaching or connected with one side of the third concave surface, far away from the first concave surface, and is a cambered surface formed by the outer side wall of the columnar structure, and an included angle between the second concave surface and the third concave surface is smaller than 90 degrees.

A pen comprises a pen holder and the pen holding correction device, wherein the pen holding correction device is detachably sleeved on the lower portion of the pen holder.

The utility model provides a pen holder which is made of silica gel material, on one hand, the silica gel is nontoxic and odorless, the chemical property is stable, the synthesis mode is simple, and the adsorption capacity is strong; on the other hand, silica gel has good wearability and elasticity, has increased the frictional force between finger and the correction pen holder, has improved the finger and has corrected the pen holder slippage. The pen holder comprises a pen holder body and a holding part connected with the pen holder body, wherein a pen holder sleeving hole penetrating through the pen holder body in the axis direction is formed in the pen holder body, a thumb finger sleeve, a middle finger sleeve and a forefinger finger sleeve are sequentially arranged on the pen holder body along the circumferential direction, a thumb positioning part for being attached to a thumb, a forefinger positioning part for being attached to a forefinger and a middle finger positioning part for being attached to a middle finger are arranged on the circumferential wall of the pen holder body, when the pen holder capable of automatically protecting a pen point is used for writing, the thumb, the forefinger and the middle finger of a human body are respectively attached to the thumb positioning part, the forefinger positioning part and the middle finger positioning part, and the holding part is held in a palm in a bending manner, so that correct writing posture can be realized, and a good pen holding; when the pen is not used for writing, the pen holder body is loosened by the hand of a human body, and the holding part is elastically restored. For avoiding the pen holder body to shelter from the nib, the lower extreme of pen holder body is provided with surely flat portion, and the one end that surely flat portion is close to the middle finger dactylotheca is less than the one end that is close to thumb dactylotheca and middle finger dactylotheca junction, that is to say, the front end of surely flat portion is higher than the rear end, when actually writing, surely flat portion is similar to vertical face, is convenient for observe the nib action. The portion of gripping sets up in the top of middle finger dactylotheca, and the free end of the portion of gripping forms the contact surface that is used for supplying to point to encircle around the axis bending of holding a ware body and the lateral wall of the portion of gripping, and the surface of thumb dactylotheca, middle finger dactylotheca and forefinger dactylotheca all is provided with the concave-convex line. When the novel finger holding device is used, when the ring finger and the little finger tightly hold the holding part, the contact surface bent on the holding part just abuts against the cambered surface of the palm, and the novel finger holding device is more comfortable and natural.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a pen holder according to an embodiment of the present invention;

FIG. 2 is another schematic structural view of a pen holder according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a second stage pen-holding tool provided by an embodiment of the present invention;

FIG. 4 is another schematic structural diagram of a second stage pen-holding tool provided by an embodiment of the present invention;

FIG. 5 is a schematic diagram of a first structure of a third stage pen-holding tool according to an embodiment of the present invention;

FIG. 6 is a second schematic structural view of a third stage pen holder according to an embodiment of the present invention;

FIG. 7 is a third schematic structural view of a third stage pen holder according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a fourth stage pen-holding tool according to an embodiment of the present invention;

fig. 9 is another schematic structural diagram of a fourth stage pen-holding tool according to an embodiment of the present invention.

Reference numerals: 1. a pen holder body; 2. a grip portion; 3. the penholder is sleeved with the hole; 4. a thumb stall; 5. a middle finger stall; 6. a forefinger sleeve; 7. a thumb positioning portion; 8. a middle finger positioning part; 9. an index finger positioning part; 10. a cut-flat portion; 11. concave-convex lines; 12. heat dissipation holes; 13. finger stall; 14. a reinforcing strip; 15. a pen cap; 16. a first tapered port; 17. an inner groove; 18. a middle finger lantern ring; 19. a thumb sleeve; 20. a sleeve; 21. a second tapered mouth; 22. attaching a positioning part; 23. a middle finger groove; 24. a semicircular notch; 25. a forefinger groove; 26. a columnar structure; 27. a grip; 28. a first concave surface; 29. a second concave surface; 30. and a third concave surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

referring to fig. 1 and 2, the utility model provides a pen holder made of silica gel, on one hand, silica gel is nontoxic and odorless, has stable chemical properties, simple synthesis mode and strong adsorption capacity; on the other hand, silica gel has good wearability and elasticity, has increased the frictional force between finger and the correction pen holder, has improved the finger and has corrected the pen holder slippage.

The pen holder that this embodiment provided includes pen holder body 1 and the portion of gripping 2 of being connected with pen holder body 1, wherein: when the pen holder capable of automatically protecting the pen point is used for writing, a thumb, a forefinger and a middle finger of a human body are respectively attached to the thumb positioning part 7, the forefinger positioning part 9 and the middle finger positioning part 8, and the holding part 2 is held in a palm in a bending manner, so that writing can be realized in a correct posture, and a good pen holding posture of a young child can be cultivated; when not writing, the pen holder body 1 is released by the hand of the human body, and the holding part 2 is elastically restored.

For avoiding holding a ware body 1 and sheltering from the nib, the lower extreme of holding a ware body 1 is provided with surely flat portion 10, and the one end that surely flat portion 10 is close to well finger dactylotheca 5 is less than the one end that is close to thumb dactylotheca 4 and well finger dactylotheca 5 junction, that is to say, the front end of surely flat portion 10 is higher than the rear end, when actually writing, surely flat portion 10 is similar to vertical face, is convenient for observe the nib action.

The portion of gripping 2 sets up in the top of middle finger dactylotheca 5, and the free end of the portion of gripping 2 forms the contact surface that is used for supplying the finger to encircle around the axis bending of holding a ware body 1 and the outside wall of the portion of gripping 2, and the surface of thumb dactylotheca 4, middle finger dactylotheca 5 and forefinger dactylotheca 6 all is provided with unsmooth line 11. When the palm holding device is used, when the ring finger and the little finger tightly hold the holding part 2, the contact surface bent on the holding part 2 just abuts against the cambered surface of the palm, and the palm holding device is more comfortable and natural.

As the embodiment of the utility model provides an optional embodiment, the ware body 1 of holding pen is hollow sleeve 20 structure, has seted up pen-holder suit hole 3 and the coaxial setting of sleeve 20 structure in the sleeve 20 structure.

As the embodiment of the utility model provides an optional embodiment, the inner wall of holding a ware body 1 is provided with the sand grip along the circumference interval, and the sand grip is made by flexible material, for example silica gel. Utilize the pretightning force of sand grip to compensate the size difference between the pen-holder, a plurality of sand grips as the anti-skidding line in holding a ware body 1 simultaneously, and it has increased the frictional force between pen-holder and the ware body of holding a ware 1, avoids the pen in the pen-holder suit hole 3 to remove wantonly.

As the embodiment of the utility model provides an optional implementation mode, the pen holder body 1, the portion of gripping 2, thumb dactylotheca 4, middle finger dactylotheca 5 and forefinger dactylotheca 6 are integrated into one piece structure. The silica gel has elasticity, and the pen holder body 1 and the holding part 2 are integrally formed, so that the manufacturing process is simplified, and the manufacturing efficiency is improved.

As the embodiment of the utility model provides an optional embodiment, thumb location portion 7, forefinger location portion 9 and middle finger location portion 8 all are the indent plane, and thumb location portion 7, forefinger location portion 9 and middle finger location portion 8 the upper and lower both ends of holding a ware body 1 axis along with the surface of holding a ware passes through the transition of indent cambered surface. The extrusion of the edges and corners of the thumb positioning part 7, the index finger positioning part 9 and the middle finger positioning part 8 to the thumb, the index finger and the middle finger is avoided, and the comfort of the thumb, the index finger and the middle finger is improved.

For the stifling hotness sense when reducing the use, as the embodiment of the utility model discloses the optional implementation of embodiment has all seted up a plurality of louvre 12 on thumb dactylotheca 4, middle finger dactylotheca 5 and the forefinger dactylotheca 6.

The pen holder provided by the embodiment is suitable for children who learn writing for the first time, wherein the thumb, the index finger and the middle finger are provided with fixed finger positions, the tail holding part 2 is specially designed for the ring finger and the little finger, and the five fingers are positioned completely, so that a beginner is effectively guided to quickly and smoothly develop a correct pen holding posture.

Example 2:

the embodiment provides a pen holding correction device, including the pen holder in embodiment 1, the lower part of pen holder is adorned in the detachable suit of pen holder body 1, through holding a correction device guide children correct operation posture of writing, can cultivate the good pen holding posture of toddler, its simple structure simultaneously, low cost easily popularizes.

In order to realize more scientific correction, different pen holders need to be replaced according to different correction stages, wherein the pen holder in embodiment 1 is a first-stage pen holder, and the pen holding correction device provided by the embodiment further comprises a second-stage pen holder, a third-stage pen holder and a fourth-stage pen holder, wherein when the first-stage pen holder is disconnected from the pen holder body 1, the second-stage pen holder, the third-stage pen holder or the fourth-stage pen holder can be sleeved on the lower portion of the pen holder.

Specifically, as shown in fig. 2 and 3, the second-stage pen holding tool includes a hollow pen cap 15 and finger sleeves 13 oppositely disposed at two sides of the pen cap 15, the outer wall of the pen cap 15 is provided with a reinforcing strip 14, a first end of each finger sleeve 13 is fixed to a side wall of the reinforcing strip 14, a second end of each finger sleeve 13 is fixed to the outer wall of the pen cap 15, the second ends of the two finger sleeves 13 are connected, and a joint is disposed opposite to the reinforcing strip 14, the first end of each finger sleeve 13 close to the reinforcing strip 14 is higher than the second end of the corresponding finger sleeve, and a first tapered opening 16 for inserting an index finger or a thumb is formed between the finger sleeve 13 and the pen cap 15; an inner groove 17 which is attached to a finger is concavely arranged on the side wall of the tapered opening, a middle finger sleeve ring 18 is further arranged on the outer side wall of the pen cap 15, two ends of the middle finger sleeve ring 18 are fixed on the outer side wall of the pen cap 15 up and down along the axial direction of the pen cap 15, and the second end of the finger sleeve 13 is located in a space which is formed by the middle finger sleeve ring 18 and the outer side wall of the pen cap 15 in an enclosed mode; the forefinger and the thumb of the user are fixed by the two finger sleeves 13, so that the thumb is prevented from extending outwards or being buckled on the nail of the forefinger, the middle finger is positioned by the middle finger sleeve ring 18, the fatigue of the middle finger during writing is reduced, and the pen holding posture of the user is corrected; when holding the pen, the forefinger and the thumb tightly pinch the pen cap 15 at two sides, and the middle finger inclines towards one side of the thumb, so that the pen holding posture is standardized, the ergonomics are met, and the fatigue of the fingers during writing is reduced; in addition, when writing, forefinger and the easy skew of front side of thumb, through setting up the convergent mouth, restrict the removal of forefinger and thumb, strengthen strip 14 through setting up simultaneously, when increasing the interval between forefinger and the thumb, strengthen the anti extrusion performance between the dactylotheca, and then standardize user's the posture of holding a pen.

With reference to fig. 5, 6 and 7, the third-stage pen holding tool includes a sleeve 20 and a thumb sleeve 19 disposed on a sidewall of the sleeve 20, a first end of the thumb sleeve 19 is fixed to an upper end of a sidewall of the sleeve 20, a second end of the thumb sleeve 19 is fixed to a lower end of a sidewall of the sleeve 20, a second tapered opening 21 for inserting a thumb is formed between the thumb sleeve 19 and the sleeve 20 to limit movement of the thumb, a fitting positioning portion 22 fitted with the thumb is concavely disposed on a sidewall of the second tapered opening 21, an index finger groove 25 for accommodating an index finger abdomen and a middle finger groove 23 for fitting the middle finger are disposed on a sidewall of the sleeve 20, and a semicircular notch 24 is disposed at a lower end of the sleeve 20.

Referring to fig. 8 and 9, the fourth stage pen holding tool includes a hollow cylindrical structure 26 and a handle 27, the handle 27 is connected to the outer sidewall of the upper end of the cylindrical structure 26, a first concave surface 28 is disposed on the outer sidewall of the cylindrical structure 26 below the handle 27, a second concave surface 29 and a third concave surface 30 are respectively disposed on the outer sidewalls of the cylindrical structure 26 at two sides of the first concave surface 28, one side of the second concave surface 29 away from the first concave surface 28 and one side of the third concave surface 30 away from the first concave surface 28 approach or are connected, the first concave surface 28 is an arc surface formed along the outer sidewall of the cylindrical structure 26, and an included angle between the second concave surface 29 and the third concave surface 30 is smaller than 90 °. The peripheries of the first concave surface 28, the second concave surface 29 and the third concave surface 30 are in smooth transition with the outer side wall of the columnar structure 26, when the pen is used, when fingers press the first concave surface 28, the second concave surface 29 and the third concave surface 30, due to material deformation, the peripheries of the first concave surface 28, the second concave surface 29 and the third concave surface 30 do not generate pain to the fingers when being extruded, and the ring finger and the little finger are naturally bent and placed on the grip 27 to fasten the grip 27, so that the pen can naturally keep a correct posture and is more comfortable during writing.

This product guides child to learn to write through the pen-holding apparatus of physical property and holds a pen posture, designs the pen-holding apparatus of different figurations according to different stages, and for preventing the influence of material inferior to child health, what our product adopted is healthy environmental protection innoxious true silica gel material simultaneously. Different pen holding tools correspond to different correction stages, and from fussy to simple, children are guided to master scientific and standard pen holding postures step by step. Adopt the pen holding orthotic devices that above-mentioned technical scheme provided, hold pen accurate and steady, write finger not ache, be particularly suitable for children and use.

Example 3:

the embodiment provides a pen, which comprises a pen holder and the pen-holding correction device in embodiment 2, wherein the pen-holding correction device is detachably sleeved at the lower part of the pen holder, and it should be noted that any two, any three or four of the first-stage pen-holding tool, the second-stage pen-holding tool, the third-stage pen-holding tool and the fourth-stage pen-holding tool cannot be used on one pen holder at the same time, and only any one of the first-stage pen-holding tool, the second-stage pen-holding tool, the third-stage pen-holding tool and the fourth-stage pen-holding tool can. Since the pen-holding correction device has been described in detail in embodiment 2, this embodiment is not described again.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a hold a ware, its characterized in that, hold a ware and make by the silica gel material, including hold a ware body and with hold the portion of gripping of a ware body coupling, wherein:

the pen holder body is internally provided with a pen holder sleeving hole penetrating through the pen holder sleeving hole in the axis direction, a thumb finger sleeve, a middle finger sleeve and a forefinger finger sleeve are sequentially arranged on the pen holder body along the circumferential direction, a thumb positioning part for being attached to a thumb, a forefinger positioning part for being attached to a forefinger and a middle finger positioning part for being attached to a middle finger are arranged on the circumferential wall of the pen holder body, the lower end of the pen holder body is provided with a flattening part, and one end, close to the middle finger sleeve, of the flattening part is higher than one end, close to the joint of the thumb finger sleeve and the middle finger sleeve, of the;

the holding part is arranged above the middle finger sleeve, the free end of the holding part is bent around the axis of the pen holder body, the outer side wall of the holding part forms a contact surface for fingers to surround, and concave-convex grains are arranged on the outer surfaces of the thumb sleeve, the middle finger sleeve and the index finger sleeve.

2. The pen holder according to claim 1, wherein the pen holder body is a hollow sleeve structure, the barrel sleeving hole is formed in the sleeve structure, and the barrel sleeving hole and the sleeve structure are coaxially arranged.

3. The pen holder according to claim 1, wherein the inner wall of the pen holder body is provided with ribs at intervals along the circumferential direction, and the ribs are made of a flexible material.

4. The pen grip of claim 1, wherein the pen grip body, the grip, the thumb stall, the middle finger stall, and the index finger stall are integrally formed.

5. The pen holder according to claim 1, wherein the thumb positioning portion, the index positioning portion and the middle positioning portion are all concave planes, and the upper and lower ends of the thumb positioning portion, the index positioning portion and the middle positioning portion along the axis of the pen holder body are in transition with the outer surface of the pen holder through concave cambered surfaces.

6. The pen grip of claim 1, wherein a plurality of heat dissipation holes are formed in the thumb stall, the middle finger stall and the index finger stall.

7. A pen-holding correction device is characterized by comprising the pen-holding device as claimed in any one of claims 1 to 6, wherein the pen-holding device body is detachably sleeved on the lower part of a pen holder.

8. The pen-holding correction device according to claim 7, wherein the pen-holding device is a first-stage pen-holding tool, and the pen-holding correction device further comprises a second-stage pen-holding tool, a third-stage pen-holding tool and a fourth-stage pen-holding tool, and when the first-stage pen-holding tool is disconnected from the pen-holding device body, the second-stage pen-holding tool, the third-stage pen-holding tool or the fourth-stage pen-holding tool can be sleeved on the lower portion of the pen holder.

9. The pen-holding correction device according to claim 8, wherein the second-stage pen-holding tool comprises a hollow pen cap and finger sleeves oppositely arranged at two sides of the pen cap, the outer wall of the pen cap is provided with a reinforcing strip, a first end of each finger sleeve is fixed to the side wall of the reinforcing strip, a second end of each finger sleeve is fixed to the outer wall of the pen cap, the second ends of the two finger sleeves are connected, the connection position of the two finger sleeves is opposite to the reinforcing strip, the first end of each finger sleeve close to the reinforcing strip is higher than the second end of the corresponding finger sleeve, and a first tapered opening for inserting an index finger or a thumb is formed between each finger sleeve and the pen cap; the side wall of the tapered opening is concavely provided with an inner groove attached to a finger, the outer side wall of the pen cap is also provided with a middle finger sleeve ring, two ends of the middle finger sleeve ring are fixed on the outer side wall of the pen cap up and down along the axis direction of the pen cap, and the second end of the finger sleeve is positioned in a space formed by the middle finger sleeve ring and the outer side wall of the pen cap;

the third-stage pen holding tool comprises a sleeve and a thumb sleeve arranged on the side wall of the sleeve, wherein the first end of the thumb sleeve is fixed at the upper end of the side wall of the sleeve, the second end of the thumb sleeve is fixed at the lower end of the side wall of the sleeve, a second tapered opening for inserting a thumb is formed between the thumb sleeve and the sleeve, a fitting positioning part fitted with the thumb is concavely arranged on the side wall of the second tapered opening, an index finger groove for accommodating the abdomen of the index finger and a middle finger groove for embedding the middle finger are arranged on the side wall of the sleeve, and a semicircular notch is formed in the lower end of the sleeve;

the fourth stage pen-holding tool comprises a hollow columnar structure and a handle, wherein the handle is connected to the outer side wall of the upper end of the columnar structure, a first concave surface is arranged on the outer side wall of the columnar structure below the handle, a second concave surface and a third concave surface are respectively arranged on the outer side walls of the columnar structure on two sides of the first concave surface, one side of the second concave surface, far away from the first concave surface, is approaching or connected with one side of the third concave surface, far away from the first concave surface, and is a cambered surface formed by the outer side wall of the columnar structure, and an included angle between the second concave surface and the third concave surface is smaller than 90 degrees.

10. A pen comprising a pen holder, characterized by further comprising the pen holding correction device as claimed in any one of claims 7 to 9, wherein the pen holding correction device is detachably sleeved on the lower part of the pen holder.

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