CN212112853U - Telescopic pen of waving is used to professional high chinese teacher - Google Patents

Abstract

The utility model relates to a teaching aid technical field. The telescopic type command pen comprises a first telescopic rod, a second telescopic rod, a laser pen holder, a rotating sleeve, a contact structure, a first elastic clamping device and a second elastic clamping device; the upper part of the first telescopic rod is connected with a rotating sleeve, a circular sliding rail is clamped in the matching groove, and the rotating sleeve rotates around the matching groove through the circular sliding rail; a contact structure is arranged at the rotating sleeve, and the rack passes through the rack through hole; the upper portion of the second telescopic rod is provided with a fourth semicircular groove, the lower portion of the second telescopic rod is provided with a third semicircular groove, the upper portion of the holding rod is fixedly provided with a second elastic clamping device, and the second elastic clamping device is in clamping fit with the third semicircular groove and the fourth semicircular groove. The utility model provides a professional height chinese teacher is with telescopic finger and is waved a pen, can effectively solve the telescopic link and contract back and contact wearing and tearing become dirty problem, effectual, the practicality is strong.

Description

Telescopic pen of waving is used to professional high chinese teacher

Technical Field

The utility model relates to a teaching aid technical field more specifically relates to a professional height chinese teacher is with telescopic pen that instructs.

Background

In the teaching process, the teacher can use to wave the pen and come to instructing the content on blackboard or the display screen to classmates when giving lessons, so that the guide student sees the content of current lecture fast, current telescopic finger wave a sleeve pipe department structure more ordinary, after long-time use takes place wearing and tearing, the sleeve pipe junction can become loose, cause the problem that the telescopic link is returned in the use, thereby influence teacher's use, reduce the efficiency of giving lessons, current finger wave the pen and all expose outside when not using with the contact of touch-sensitive screen contact, lack the safeguard measure, because the contact department adopts for nanometer conductive cloth material, take place wearing and tearing easily, also become dirty easily, can influence the normal use of contact, therefore, we have provided a novel professorship language teacher with telescopic finger wave the pen.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a job height chinese teacher aims at solving one of the technical problem that exists among the prior art at least with telescopic pen that waves.

In order to achieve the above object, an aspect of the present invention provides a technical solution of a vocational language teacher uses telescopic pointing pen, including: the device comprises a first telescopic rod, a second telescopic rod, a holding rod, a laser pen holder, a rotating sleeve, a contact structure, a first elastic clamping device and a second elastic clamping device, wherein a rack through hole and a matching groove are formed in the upper part of the first telescopic rod;

the upper part of the first telescopic rod is connected with the rotating sleeve, the rotating sleeve consists of a rotating sleeve cavity, a second internal thread and a circular sliding rail, the circular sliding rail is fixedly connected to the bottom of the rotating sleeve, the circular sliding rail is clamped in the matching groove, and the rotating sleeve rotates around the matching groove through the circular sliding rail;

the contact structure is arranged at the rotating sleeve and consists of a contact, a limiting structure, a rack and a third sleeve rod, the third sleeve rod is arranged in an inner cavity of the first telescopic rod, the rack is fixedly connected with the third sleeve rod, the rack is meshed with the second internal thread, the rack is fixedly connected with the limiting structure, the contact is fixedly arranged on the limiting structure, and the rack penetrates through the rack through hole;

first telescopic link cup joints on the second telescopic link, the second telescopic link cup joints on the holding rod, the holding rod with laser pen-holder threaded connection, first telescopic link upper portion is equipped with the second half slot, and the lower part is equipped with first half slot, fixed mounting has first bullet card device on the second telescopic link, first bullet card device with first half slot reaches the cooperation of second half slot joint, second telescopic link upper portion is equipped with the fourth half slot, and the lower part is equipped with the third half slot, holding rod upper portion fixed mounting has the second to play the card device, the second play the card device with the third half slot reaches the cooperation of fourth half slot joint.

The utility model provides an above-mentioned technical scheme provides a professional height chinese teacher is with telescopic finger pen of waving, through setting up first bullet card device and second bullet card device, make first telescopic link and the second telescopic link of device can both keep the chucking state when extension or packing up, the telescopic link appears in the use and contracts the problem that influences the teacher and use, through setting up rotation cover and rack, the contact structure that makes the device can realize flexible, the contact can be received it to rotating the cover chamber when not using like this, thereby protect the contact, reduce the contact wearing and tearing, prevent that the contact from becoming dirty, the life of contact is improved.

Additionally, the utility model discloses above-mentioned technical scheme provides a vocational chinese teacher still has following technical characteristic with telescopic pointer pen:

further optimize this technical scheme, first telescopic link bottom fixed mounting has first loop bar, fixed mounting has first guide rail on the first loop bar, be equipped with the second cavity in the second telescopic link, second cavity internal surface is equipped with the second spout, second telescopic link top is equipped with the second looping pit, first loop bar is established in the second cavity, first guide rail with second spout sliding fit, the second looping pit is right first guide rail is spacing.

Further optimize this technical scheme, second telescopic link bottom fixed mounting has the second loop bar, fixed mounting has the second guide rail on the second loop bar, holding rod bottom fixed mounting has the baffle, the inside third cavity that is equipped with of holding rod, third cavity internal surface is equipped with the third spout, the holding rod top is equipped with the third annular hole, the second loop bar is established in the third cavity, the second guide rail with third spout sliding fit, the third annular hole is right the second guide rail carries on spacingly.

Further optimize this technical scheme, baffle and connection cavity fixed connection, be the cavity in the connection cavity, cavity internal surface downside is equipped with first internal thread, be equipped with the external screw thread on the laser pen-holder, the external screw thread with first interior screw-thread fit, external screw thread department is equipped with the USB flash disk socket, be equipped with button, laser lamp and battery compartment lid on the laser pen-holder, be equipped with button cell in the battery compartment lid.

Further optimize this technical scheme, electric connection between button, button cell and the laser lamp.

Further optimize this technical scheme, fixedly connected with lug on the holding rod, install on the lug and hang the rope.

Further optimize this technical scheme, first bullet card device comprises connecting seat, axle, torsional spring, clamp plate and kelly, the connecting seat fixed mounting be in the second telescopic link surface, axle fixed mounting be in on the connecting seat, the torsional spring is inserted epaxial, torsional spring upper portion supports the clamp plate bottom, the torsional spring lower part supports the second telescopic link surface, the clamp plate is installed epaxial, kelly fixed mounting be in on the clamp plate, kelly bottom supports first telescopic link is on the surface, the second bullet card device with first bullet card device structure is the same.

Further optimize this technical scheme, the fixedly connected with joint piece is covered to the battery storehouse, the joint piece with the joint piece hole joint of predetermineeing on the laser pen-holder, the battery storehouse lid reaches through the screw the joint piece is installed on the laser pen-holder.

Further optimizing the technical scheme, the material used by the contact is nano conductive cloth.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the device of this application, through setting up first bullet card device and second bullet card device, make first telescopic link and the second telescopic link of device can both keep the chucking state when extension or pack up, the telescopic link that appears in the use has been avoided retracting the problem that influences the teacher and use, through setting up rotation cover and rack, the contact structure that makes the device can realize flexible, the contact can be received it to rotating the cover chamber when not using like this, thereby protect the contact, reduce contact wearing and tearing, prevent that the contact from becoming dirty, improve the life of contact.

The setting of hanging the rope has made things convenient for carrying of device, and battery compartment lid department adopts the fix with screw when having considered the device to use under the preschool education environment, and children contact the device when mr does not guardianship, easily opens battery compartment lid, the condition that the battery was swallowed to the mistake appears.

Drawings

Fig. 1 is a schematic view of an overall structure of a telescopic pointer pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 2 is a schematic view of a contact structure of a telescopic pointer pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a contact structure of a telescopic pointer pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a rotating sleeve of a telescopic type directing pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a first telescopic rod of a telescopic type directing pen for a professional height Chinese teacher according to an embodiment of the present invention;

FIG. 6 is an enlarged view of the portion A of FIG. 5;

fig. 7 is a sectional view of a telescopic pointing pen for a professional height chinese teacher according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a telescopic pen for teaching a professional height chinese teacher according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a first elastic clip device of a telescopic command pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 10 is a cross-sectional view of a grip of a telescopic stylus for a professional height chinese teacher according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a laser pen holder of a telescopic pointing pen for a professional height Chinese teacher according to an embodiment of the present invention;

fig. 12 is a schematic diagram of a battery compartment cover of a telescopic pen for a professional height chinese teacher according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 12 is:

1 a first telescopic rod, 101 a first sleeve rod, 102 a first guide rail, 103 a first semicircular groove, 104 a second semicircular groove, 105 a rack through hole, 106 matching grooves, 2 a second telescopic rod, 201 a second sleeve rod, 202 a second guide rail, 203 a second cavity, 204 a second sliding groove, 205 a third semicircular groove, 206 a fourth semicircular groove, 207 a second annular hole, 3 a holding rod, 301 a clapboard, 302 a third cavity, 303 a third sliding groove, 304 a third annular hole, 305 a lifting lug, 306 a connecting cavity, 307 a first internal thread, 308 a cavity, 4 a laser pen holder, 401 buttons, 402 a laser lamp, 403 a battery bin cover, 404 screws, 405 external threads, 406 a U disk socket, 407 a clamping sheet, 5 a rotating sleeve, 501 a rotating sleeve cavity, 502 a second internal thread, 503 a circular sliding rail, 6 contact structure, 601 contact, 602 a limiting structure, 603 a rack, 604 a third sleeve rod, 7 a first elastic clamping device, 701, 702 torsion spring connecting seat, 702 shaft, 703 torsion spring, 704 pressing plates, 705 clamping rods, 8 second elastic clamping devices and 9 hanging ropes.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

A telescopic wand for a professional height chinese teacher according to some embodiments of the present invention will be described with reference to fig. 1 to 12.

Referring to fig. 1, according to the utility model discloses a telescopic instruction pen for professional height chinese teacher that some embodiments provide, including first telescopic link 1, second telescopic link 2, holding rod 3, laser pen-holder 4, rotation cover 5, contact structure 6, first bullet card device 7, second bullet card device 8 and string rope 9.

Referring to fig. 2 and 3, a specific structure of the contact structure 6 is shown, the contact structure 6 is composed of a contact 601, a limiting structure 602, a rack 603 and a third sleeve rod 604, the rack 603 is fixedly connected with the limiting structure 602, the contact 601 is fixedly installed on the limiting structure 602, and the contact 601 is made of a nano conductive fabric.

Referring to fig. 4, the rotating sleeve 5 is composed of a rotating sleeve cavity 501, a second internal thread 502 and a circular slide rail 503, and the circular slide rail 503 is fixedly connected to the bottom of the rotating sleeve 5.

Referring to fig. 1, 2, 3, 4, 5 and 6, the upper portion of the first telescopic rod 1 is provided with a rack through hole 105 and a matching groove 106, the upper portion of the first telescopic rod 1 is connected with the rotating sleeve 5, the circular sliding rail 503 is clamped in the matching groove 106, and the rotating sleeve 5 rotates around the matching groove 106 through the circular sliding rail 503; the contact structure 6 is arranged at the rotating sleeve 5, the third sleeve rod 604 is arranged in the inner cavity of the first telescopic rod 1, the rack 603 is meshed with the second internal thread 502, and the rack 603 penetrates through the rack through hole 105.

Referring to fig. 1, 5, 7, 8 and 9, the first telescopic rod 1 is sleeved on the second telescopic rod 2, the first telescopic rod 101 is fixedly mounted at the bottom of the first telescopic rod 1, the first guide rail 102 is fixedly mounted on the first telescopic rod 101, the second telescopic rod 2 is internally provided with a second cavity 203, the inner surface of the second cavity 203 is provided with a second sliding groove 204, the top of the second telescopic rod 2 is provided with a second annular hole 207, the first telescopic rod 101 is arranged in the second cavity 203, the first guide rail 102 is in sliding fit with the second sliding groove 204, the second annular hole 207 limits the first guide rail 102, the second telescopic rod 2 is fixedly provided with a first snapping device 7, the upper portion of the first telescopic rod 1 is provided with a second semicircular groove 104, the lower portion of the first telescopic rod is provided with a first semicircular groove 103, and the first snapping device 7 is in snapping fit with the first semicircular groove 103 and the second semicircular groove 104.

The first elastic clamping device 7 is composed of a connecting seat 701, a shaft 702, a torsion spring 703, a pressing plate 704 and a clamping rod 705, the connecting seat 701 is fixedly installed on the surface of the second telescopic rod 2, the shaft 702 is fixedly installed on the connecting seat 701, the torsion spring 703 is inserted on the shaft 702, the upper part of the torsion spring 703 abuts against the bottom of the pressing plate 704, the lower part of the torsion spring 703 abuts against the surface of the second telescopic rod 2, the pressing plate 704 is installed on the shaft 702, the clamping rod 705 is fixedly installed on the pressing plate 704, and the bottom of the clamping rod 705 abuts against the surface of the first.

Referring to fig. 1, 8 and 10, the second telescopic rod 2 is sleeved on the holding rod 3, the second sleeve 201 is fixedly installed at the bottom of the second telescopic rod 2, the second guide rail 202 is fixedly installed on the second sleeve 201, the partition plate 301 is fixedly installed at the bottom of the holding rod 3, the third cavity 302 is arranged inside the holding rod 3, the third chute 303 is arranged on the inner surface of the third cavity 302, the third annular hole 304 is arranged at the top of the holding rod 3, the second sleeve 201 is arranged in the third cavity 302, the second guide rail 202 is in sliding fit with the third chute 303, the third annular hole 304 limits the second guide rail 202, the fourth semicircular groove 206 is arranged at the upper part of the second telescopic rod 2, the third semicircular groove 205 is arranged at the lower part, the second snapping device 8 is fixedly installed at the upper part of the holding rod 3, the second snapping device 8 is in snap fit with the third semicircular groove 205 and the fourth semicircular groove 206, the lifting lug 305 is fixedly connected to the holding rod 3, the hanging rope 9 is installed on the lifting, the arrangement of the hanging rope 9 can facilitate the carrying of the device.

Referring to fig. 10, 11 and 12, the holding rod 3 is in threaded connection with the laser pen holder 4, the partition plate 301 is fixedly connected with the connection cavity 306, the connection cavity 306 is internally provided with a cavity 308, a first internal thread 307 is arranged on the lower side of the inner surface of the cavity 308, the laser pen holder 4 is provided with an external thread 405, the external thread 405 is matched with the first internal thread 307, the external thread 405 is provided with a U-disk socket 406, the laser pen holder 4 is provided with a button 401, a laser lamp 402 and a battery compartment cover 403, a button battery is arranged in the battery compartment cover 403, the button 401, the button and the laser lamp 402 are electrically connected, the battery compartment cover 403 is fixedly connected with a clamping sheet 407, the clamping sheet 407 is clamped with a clamping sheet hole preset on the laser pen holder 4, and the battery compartment cover 403 is installed on the.

The laser lamp and the USB flash disk used in the embodiments are both in the prior art, and are not described in detail.

The using method comprises the following steps: when taking out the first telescopic link 1 that will pack up, push down the clamp plate 704 tail end earlier, make card pole 705 break away from second half slot 104, here simultaneously, upwards take out first telescopic link 2, block first half slot 103 to card pole 705, at the flexible in-process of first telescopic link 1, first guide rail 102 slides in second spout 204, carry out the stroke restriction to first telescopic link 1 through second spout 204, guarantee first half slot 103 simultaneously, second half slot 104 all the time with card pole 705 on same straight line, the operation of taking out the second telescopic link 2 that packs up is with first telescopic link 1, no longer repeated.

When the contact structure 6 needs to be used, the rotating sleeve 5 is rotated to enable the second internal thread 502 to drive the rack 603 to move, the rack 603 moves linearly towards the outer side of the rotating sleeve 5 to enable the contact 601 to be exposed, when the contact 601 is folded, the rotating sleeve 5 is rotated reversely, the contact 601 sinks to be received in the rotating sleeve cavity 501, when the limiting structure 602 is rotated to be attached to the surface of the rack through hole 105, the contact structure 6 is retracted, and at the moment, the second internal thread 502 and the rack 603 are still in a meshed state.

When the laser pen is used, the button 401 is pressed, the laser lamp 402 is in a lighting state, when the USB flash disk is used, the laser pen holder 4 is screwed down, the external thread 405 is separated from the first internal thread 307, the laser pen holder 4 is detached from the holding rod 3, and the USB flash disk socket 406 can be seen.

After the device is used, all parts are reset.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance: the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Throughout this specification, the schematic representations of the terms used above do not necessarily refer to the same implementation or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present invention, the terms "upper", "lower", "left", "right", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A telescopic pen of waving for professional height chinese teacher, its characterized in that includes: the device comprises a first telescopic rod (1), a second telescopic rod (2), a holding rod (3), a laser pen holder (4), a rotating sleeve (5), a contact structure (6), a first elastic clamping device (7) and a second elastic clamping device (8), wherein a rack through hole (105) and a matching groove (106) are formed in the upper portion of the first telescopic rod (1);

the upper part of the first telescopic rod (1) is connected with the rotating sleeve (5), the rotating sleeve (5) is composed of a rotating sleeve cavity (501), a second internal thread (502) and a circular sliding rail (503), the circular sliding rail (503) is fixedly connected to the bottom of the rotating sleeve (5), the circular sliding rail (503) is clamped in the matching groove (106), and the rotating sleeve (5) rotates around the matching groove (106) through the circular sliding rail (503);

the contact structure (6) is arranged at the rotating sleeve (5), the contact structure (6) is composed of a contact (601), a limiting structure (602), a rack (603) and a third sleeve rod (604), the third sleeve rod (604) is arranged in the inner cavity of the first telescopic rod (1), the rack (603) is fixedly connected with the third sleeve rod (604), the rack (603) is meshed with the second internal thread (502), the rack (603) is fixedly connected with the limiting structure (602), the contact (601) is fixedly installed on the limiting structure (602), and the rack (603) penetrates through the rack through hole (105);

the first telescopic rod (1) is sleeved on the second telescopic rod (2), the second telescopic rod (2) is sleeved on the holding rod (3), the holding rod (3) is in threaded connection with the laser pen holder (4), a second semicircular groove (104) is arranged at the upper part of the first telescopic rod (1), a first semicircular groove (103) is arranged at the lower part of the first telescopic rod, a first elastic clamping device (7) is fixedly arranged on the second telescopic rod (2), the first card ejecting device (7) is matched with the first semicircular groove (103) and the second semicircular groove (104) in a clamping way, the upper part of the second telescopic rod (2) is provided with a fourth semicircular groove (206), the lower part is provided with a third semicircular groove (205), holding rod (3) upper portion fixed mounting has second bullet card device (8), second bullet card device (8) with third half slot (205) and fourth half slot (206) joint cooperation.

2. The telescopic wand of claim 1, wherein the pen further comprises: first telescopic link (1) bottom fixed mounting has first loop bar (101), fixed mounting has first guide rail (102) on first loop bar (101), be equipped with second cavity (203) in second telescopic link (2), second cavity (203) internal surface is equipped with second spout (204), second telescopic link (2) top is equipped with second annular hole (207), first loop bar (101) are established in second cavity (203), first guide rail (102) with second spout (204) sliding fit, second annular hole (207) are right first guide rail (102) are spacing.

3. The telescopic wand of claim 1, wherein the pen further comprises: second telescopic link (2) bottom fixed mounting has second loop bar (201), fixed mounting has second guide rail (202) on second loop bar (201), holding rod (3) bottom fixed mounting has baffle (301), inside third cavity (302) that is equipped with of holding rod (3), third cavity (302) internal surface is equipped with third spout (303), holding rod (3) top is equipped with third annular hole (304), second loop bar (201) are established in third cavity (302), second guide rail (202) with third spout (303) sliding fit, third annular hole (304) are right second guide rail (202) carry on spacingly.

4. The telescopic wand of claim 3, wherein the pen further comprises: baffle (301) and connection cavity (306) fixed connection, be cavity (308) in connecting cavity (306), cavity (308) internal surface downside is equipped with first internal thread (307), be equipped with external screw thread (405) on laser pen-holder (4), external screw thread (405) with first internal thread (307) cooperation, external screw thread (405) department is equipped with USB flash disk socket (406), be equipped with button (401), laser lamp (402) and battery storehouse lid (403) on laser pen-holder (4), be equipped with button cell in battery storehouse lid (403).

5. The telescopic wand of claim 4, wherein the pen further comprises: the button (401), the button battery and the laser lamp (402) are electrically connected.

6. The telescopic wand of claim 1, wherein the pen further comprises: the holding rod (3) is fixedly connected with a lifting lug (305), and a hanging rope (9) is installed on the lifting lug (305).

7. The telescopic wand of claim 1, wherein the pen further comprises: first bullet card device (7) comprises connecting seat (701), axle (702), torsional spring (703), clamp plate (704) and kelly (705), connecting seat (701) fixed mounting be in second telescopic link (2) surface, axle (702) fixed mounting be in on connecting seat (701), torsional spring (703) are inserted on axle (702), torsional spring (703) upper portion is supported clamp plate (704) bottom, torsional spring (703) lower part is supported second telescopic link (2) surface, clamp plate (704) are installed on axle (702), kelly (705) fixed mounting be in on clamp plate (704), kelly (705) bottom is supported first telescopic link (1) on the surface, second bullet card device (8) with first bullet card device (7) structure is the same.

8. The telescopic wand of claim 5, wherein the pen further comprises: fixedly connected with joint piece (407) on battery storehouse lid (403), joint piece (407) with preset joint piece hole joint on laser pen-holder (4), battery storehouse lid (403) pass through screw (404) and joint piece (407) are installed on laser pen-holder (4).

9. The telescopic wand of claim 5, wherein the pen further comprises: the material used by the contact (601) is nanometer conductive cloth.

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