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CN-224217082-U - Electromagnetic handwriting pen with magnetic attraction function

CN224217082UCN 224217082 UCN224217082 UCN 224217082UCN-224217082-U

Abstract

The utility model belongs to the technical field of electromagnetic handwriting pens, in particular to an electromagnetic handwriting pen with a magnetic attraction function, which comprises a pen holder, wherein a fixing groove is fixedly arranged on one side of the outer wall of the pen holder, an extrusion assembly is arranged in an inner cavity of the fixing groove, a magnetic attraction block is detachably arranged in the inner cavity of the fixing groove, the fixing assembly is arranged in the inner cavity of the fixing groove and used for fixing the magnetic attraction block, an eraser is arranged at the top end of the pen holder, a pen point is detachably inserted into the bottom end of the pen holder, the electromagnetic handwriting pen with the magnetic attraction function is sleeved on the outer walls of fixing rods at the upper end and the lower end of the magnetic attraction block through fixing holes in the fixing assembly, and the fixing of the magnetic attraction block can be realized under the combined action of the fixing rods and the fixing holes, so that the magnetic attraction block can be conveniently disassembled and replaced.

Inventors

  • WAN LIFENG

Assignees

  • 深圳市优笔触控科技有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (7)

  1. 1. The electromagnetic handwriting pen with the magnetic attraction function comprises a pen holder (1) and is characterized in that a fixing groove (5) is fixedly arranged on one side of the outer wall of the pen holder (1), an extrusion assembly is arranged in an inner cavity of the fixing groove (5), a magnetic attraction block (6) is detachably arranged in the inner cavity of the fixing groove (5), the fixing assembly is arranged in the inner cavity of the fixing groove (5) and used for fixing the magnetic attraction block (6), an eraser (2) is arranged at the top end of the pen holder (1), and a pen point (4) is detachably inserted into the bottom end of the pen holder (1).
  2. 2. The electromagnetic stylus with the magnetic attraction function according to claim 1, wherein the extrusion assembly comprises a telescopic rod (16), an extrusion plate (17) and a spring (18), the telescopic rod (16) is arranged in the inner cavity of the fixed groove (5), the extrusion plate (17) is arranged at one end, far away from the inner wall of the fixed groove (5), of the telescopic rod (16), and the spring (18) is sleeved on the outer wall of the telescopic rod (16).
  3. 3. The electromagnetic stylus with the magnetic attraction function according to claim 1, wherein the fixing assembly comprises a sliding assembly, sliding plates (13), fixing holes (14) and fixing rods (15), the sliding assembly is arranged on one side of the outer wall of the fixing groove (5) and extends to the inner cavity of the fixing groove (5) to be fixedly connected with the two sliding plates (13), the two sliding plates (13) are respectively provided with the fixing holes (14) in a penetrating mode, and the two fixing rods (15) are respectively and fixedly connected to the upper side and the lower side of the magnetic attraction block (6).
  4. 4. An electromagnetic stylus with magnetic attraction function according to claim 3, wherein the inner cavity of the fixing hole (14) is matched with the outer wall of the fixing rod (15).
  5. 5. The electromagnetic handwriting pen with the magnetic attraction function according to claim 3, wherein the sliding assembly comprises a rack (7), a screw rod (8), a knob (9), a sliding block (10), a slide way (11) and a moving rod (12), the rack (7) is arranged on one side of the outer wall of the fixed groove (5), one end of the screw rod (8) is rotationally connected to the bottom end of the inner cavity of the rack (7) through a bearing, the other end of the screw rod (8) extends to the top end of the rack (7), the knob (9) is arranged on the top end of the screw rod (8), the two sliding blocks (10) are respectively connected to the upper side and the lower side of the outer wall of the screw rod (8) in a threaded mode, the slide way (11) is arranged on one side of the outer wall of the fixed groove (5), the two moving rods (12) are both slidably embedded in the inner cavity of the slide way (11), one ends of the two moving rods (12) are respectively fixedly connected with the two sliding blocks (13), and the other ends of the two moving rods (12) are respectively fixedly connected with the two sliding blocks (10).
  6. 6. The electromagnetic stylus with the magnetic attraction function according to claim 5, wherein the threads on the upper side and the lower side of the outer wall of the screw rod (8) are oppositely arranged.
  7. 7. The electromagnetic handwriting pen with the magnetic attraction function according to claim 1 is characterized in that a plurality of anti-slip pads (3) are arranged on the circumference of the outer wall of the pen holder (1).

Description

Electromagnetic handwriting pen with magnetic attraction function Technical Field The utility model belongs to the technical field of electromagnetic handwriting pens, and particularly relates to an electromagnetic handwriting pen with a magnetic attraction function. Background The electromagnetic handwriting pen is an electronic device capable of performing drawing, writing and other operations on a tablet computer, a whiteboard and other devices, and generally adopts an electromagnetic induction principle, namely that a magnetic core passes through a closed loop formed by coils to generate induction current. In the prior art, a pressure key is generally required to be made on an electromagnetic handwriting pen, the resonant frequency inside the electromagnetic handwriting pen is required to be changed in order to sense the pressure, the most common resonant frequency changing method is to change the inductance of an inductance coil in an LC resonant circuit, a method of fixing the coil and moving a magnetic core is adopted, the center of the magnetic core is required to be provided with a hole, the magnetic core with the hole is easy to deform during production, the yield is low, the cost is increased, the wall of the magnetic core is thinned due to the hole in the center of the magnetic core, and the magnetic core is easy to break; However, the magnetic block used for fixing the electromagnetic handwriting pen in the prior art cannot be replaced after being damaged, so that the battery handwriting pen is fixed, the storage and carrying convenience of the battery handwriting pen are affected, and the electromagnetic handwriting pen with the magnetic attraction function is provided for the problem. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model provides an electromagnetic handwriting pen with a magnetic attraction function, which has the following specific technical scheme: The utility model provides an electromagnetism handwriting pen with magnetism is inhaled function, includes the pen-holder, outer wall one side fixed mounting of pen-holder has the fixed slot, the inner chamber of fixed slot is provided with extrusion subassembly, the inner chamber of fixed slot can be dismantled and be provided with the magnetism and inhale the piece, the inner chamber of fixed slot is provided with the fixed subassembly and is used for fixed magnetism to inhale the piece, the top of pen-holder is provided with the rubber, the detachable grafting of bottom of pen-holder has the nib. Preferably, the extrusion assembly comprises a telescopic rod, an extrusion plate and a spring, wherein the telescopic rod is arranged in the inner cavity of the fixed groove, the extrusion plate is arranged at one end, far away from the inner wall of the fixed groove, of the telescopic rod, and the spring is sleeved on the outer wall of the telescopic rod. Preferably, the fixed subassembly includes slip subassembly, slide, fixed orifices and dead lever, slip subassembly sets up in the outer wall one side of fixed slot and extends to the inner chamber and two slide fixed connection of fixed slot, two all link up on the slide and seted up the fixed orifices, two the dead lever is fixed connection respectively in the upper and lower both sides of magnetic attraction piece. Preferably, the inner cavity of the fixing hole is matched with the outer wall of the fixing rod. Preferably, the sliding component comprises a frame, a screw rod, a knob, sliding blocks, sliding ways and a moving rod, wherein the frame is arranged on one side of the outer wall of the fixed groove, one end of the screw rod is rotationally connected to the bottom end of an inner cavity of the frame through a bearing, the other end of the screw rod extends to the top end of the frame, the knob is arranged on the top end of the screw rod, the two sliding blocks are respectively screwed on the upper side and the lower side of the outer wall of the screw rod, the sliding ways are arranged on one side of the outer wall of the fixed groove, the two moving rods are respectively and slidably embedded in the inner cavity of the sliding ways, one ends of the two moving rods are respectively fixedly connected with the two sliding plates, and the other ends of the moving rods are respectively fixedly connected with the two sliding blocks. Preferably, threads on the upper side and the lower side of the outer wall of the screw rod are oppositely arranged. Preferably, the circumference of the outer wall of the pen holder is provided with a plurality of anti-slip pads, compared with the prior art, the utility model has the beneficial effects that: 1. The fixing holes in the fixing component are sleeved on the outer walls of the fixing rods at the upper end and the lower end of the magnetic block, and the fixing of the magnetic block can be realized under the combined action of the fixing rods and the fixing holes, so that the magnetic block ca