Combined capacitance pointer special for teaching

Abstract

The utility model relates to the technical field of capacitance pointers, in particular to a combined capacitance pointer special for teaching, which comprises a grasping mechanism, a locking mechanism and an indicating mechanism, the locking mechanism is fixedly arranged on the grasping mechanism, the indicating mechanism is fixedly arranged at the top of the grasping mechanism, and the locking mechanism is fixedly arranged on the top of the indicating mechanism. The grabbing mechanism comprises a main rod, a hole, a telescopic seat, a key, a grip, friction lines, an indicator light, a hanging block and a hanging hole, the hole is formed in the top of the main rod, the telescopic seat is fixedly arranged on the main rod, the key is fixedly arranged on the telescopic seat, and the grip is fixedly arranged on the telescopic seat. According to the combined capacitance pointer special for teaching, after the combined capacitance pointer is used for a period of time, due to abrasion, the quality of the grip is reduced, at the moment, the grip and the telescopic base can be separated through the combined effect of the button, the plug pin, the limiting plate and the spring, a new grip can be replaced in time, and the use experience of a teacher is improved through the operation.

Description

Technical Field

[0001] The utility model relates to the technical field of capacitor teaching sticks, in particular to a combined capacitor teaching stick for teaching. Background Art

[0002] With the development of science, the pointer has also been updated, and the laser pointer has come into being. The laser pointer is a wireless radio frequency page-turning laser pointer that uses computer USB technology and radio technology, integrating the functions of remote control of computers and laser pointers. It is an ideal demonstration tool for use in conjunction with PCs or laptops and projectors and is widely used in product demonstrations, electronic teaching, academic conferences and other occasions. The wireless control distance of the computer is more than 20 meters, and the computer can be operated flexibly in any corner of the classroom or conference room.

[0003] A combined teaching whip is disclosed in the Chinese utility model patent application disclosure CN201946153U, which belongs to a teaching aid. Its structure includes a hand-held rod, a connection groove is opened on the top of the hand-held rod, and an extension rod is threadedly connected in the connection groove. A gripping portion is provided on the hand-held rod, and a suction cup is also installed and fixed at the tail of the hand-held rod. Compared with the prior art, the new combined teaching whip has the characteristics of reasonable design, simple structure, and convenient use. It can better guide students' attention and is an ideal teaching tool widely used in various teaching occasions. However, the anti-slip grooves on the gripping portion of the device will wear out after long-term use, affecting the user experience. For this reason, we propose a combined teaching capacitive teaching whip with a replaceable grip. Utility Model Content

[0004] The purpose of the utility model is to provide a combined capacitive teaching stick to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A combined capacitive teaching stick comprises a gripping mechanism, a locking mechanism and an indicating mechanism, wherein the locking mechanism is fixedly arranged on the gripping mechanism, and the indicating mechanism is fixedly arranged on the top of the gripping mechanism; the gripping mechanism comprises a main rod, a hole, a telescopic seat, a button, a grip, a friction pattern, an indicator light, a hanging block and a hanging hole; the hole is arranged on the top of the main rod, the telescopic seat is fixedly arranged on the main rod, the button is fixedly arranged on the telescopic seat, the grip is fixedly arranged on the telescopic seat, the friction pattern is fixedly arranged on the telescopic seat, the indicator light is fixedly arranged on the main rod, the hanging block is fixedly arranged on the bottom of the telescopic seat, and the hanging hole is arranged on the hanging block.

[0007] Preferably, the locking mechanism comprises a button, a slot, a latch, a return slot, a limit plate and a spring, and the slot is provided on the telescopic seat.

[0008] Through the above solution, the slot is provided so that the pin can be inserted into the slot.

[0009] Preferably, the button is fixedly arranged on the top of the latch, the latch is movably arranged on the slot, the return slot is opened on the handle, and the limit plate is fixedly arranged on the latch.

[0010] Through the above solution, the return groove is provided so that the limiting plate can move in the limiting groove.

[0011] Preferably, one end of the spring is fixedly arranged on the top of the limiting plate, and the other end of the spring is fixedly arranged on the bottom of the limiting plate.

[0012] Through the above solution, the limiting plate can be kept at a certain position by arranging the spring.

[0013] Preferably, the indicating mechanism comprises a pointer head, a power block, a heat dissipation hole, an indicator, a round hole and a lamp head; the pointer head is fixedly arranged on the main rod, and the power block is fixedly arranged on the top of the pointer head.

[0014] Through the above solution, the power supply block can be fixedly arranged on the pointer head by arranging the pointer head.

[0015] Preferably, the heat dissipation hole is opened on the power block, the indicator is fixedly arranged on the top of the power block, the circular hole is opened on the top of the indicator, and the lamp holder is fixedly arranged inside the circular hole.

[0016] Through the above solution, the heat generated in the power indicator can be dissipated in time by providing the heat dissipation holes.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. This is a combined capacitive teaching stick. When in use, first hold the handle with your hand, and the friction pattern will prevent your hand from easily slipping off the handle. The main rod and the telescopic seat can be used to extend and retract the main rod to make it suitable for use by the teacher. Then, the indicator on the teaching stick head fixed on the main rod enables the device to control the use of the teaching display screen, and the indicator light can indicate the content of the blackboard from a distance. The above operations reflect the practicality of the device.

[0019] 2. This kind of combined capacitive teaching pointer, after being used for a period of time, the quality of the handle decreases due to wear. At this time, the handle and the telescopic seat can be separated through the combined action of the button, the latch, the limit plate and the spring, and a new handle can be replaced in time. The above operation improves the teaching experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the indicating mechanism of the utility model;

[0022] Figure 3 This is a schematic diagram of the locking mechanism of the utility model;

[0023] Figure 4 For this utility model Figure 3 A magnified schematic diagram of center A.

[0024] In the figure: 1. gripping mechanism; 101. main rod; 102. hole; 103. telescopic seat; 104. button; 105. grip; 106. friction pattern; 107. indicator light; 108. hanging block; 109. hanging hole; 2. locking mechanism; 201. button; 202. slot; 203. latch; 204. return slot; 205. limit plate; 206. spring; 3. indicating mechanism; 301. pointer head; 302. power block; 303. heat dissipation hole; 304. indicator; 305. round hole; 306. lamp holder. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1 - Figure 4 As shown, a technical solution provided by the utility model:

[0027] A combined capacitive teaching stick comprises a gripping mechanism 1, a locking mechanism 2 and an indicating mechanism 3, wherein the locking mechanism 2 is fixedly arranged on the gripping mechanism 1, and the indicating mechanism 3 is fixedly arranged on the top of the gripping mechanism 1; the gripping mechanism 1 comprises a main rod 101, a hole 102, a telescopic seat 103, a button, a grip 105, a friction pattern 106, an indicator light 107, a hanging block 108 and a hanging hole 109, wherein the hole 102 is arranged on the top of the main rod 101, the telescopic seat 103 is fixedly arranged on the main rod 101, the button is fixedly arranged on the telescopic seat 103, the grip 105 is fixedly arranged on the telescopic seat 103, the friction pattern 106 is fixedly arranged on the telescopic seat 103, the indicator light 107 is fixedly arranged on the main rod 101, the hanging block 108 is fixedly arranged on the bottom of the telescopic seat 103, and the hanging hole 109 is arranged on the hanging block 108.

[0028] In this embodiment, preferably, the locking mechanism 2 includes a button 201104, a slot 202, a latch 203, a return slot 204, a limit plate 205 and a spring 206, and the slot 202 is provided on the telescopic seat 103.

[0029] Through the above solution, the slot 202 is provided so that the pin 203 can be inserted into the slot 202 .

[0030] In this embodiment, preferably, the button 201104 is fixedly arranged on the top of the latch 203, the latch 203 is movably arranged on the slot 202, the return slot 204 is opened on the handle 105, and the limit plate 205 is fixedly arranged on the latch 203.

[0031] Through the above solution, the return groove 204 is provided so that the limiting plate 205 can move in the limiting groove.

[0032] In this embodiment, preferably, one end of the spring 206 is fixedly disposed on the top of the limiting plate 205 , and the other end of the spring 206 is fixedly disposed on the bottom of the limiting plate 205 .

[0033] Through the above solution, the spring 206 is provided so that the limiting plate 205 can be kept at a certain position.

[0034] In this embodiment, preferably, the indicating mechanism 3 includes a pointer head 301, a power block 302, a heat dissipation hole 303, an indicator 304, a circular hole 305 and a lamp head 306, the pointer head 301 is fixedly arranged on the main rod 101, and the power block 302 is fixedly arranged on the top of the pointer head 301.

[0035] Through the above solution, by providing the pointer head 301 , the power block 302 can be fixedly arranged on the pointer head 301 .

[0036] In this embodiment, preferably, the heat dissipation hole 303 is opened on the power block 302 , the indicator 304 is fixedly arranged on the top of the power block 302 , the circular hole 305 is opened on the top of the indicator 304 , and the lamp holder 306 is fixedly arranged inside the circular hole 305 .

[0037] Through the above solution, the heat generated by the power indicator 304 can be dissipated in time by providing the heat dissipation holes 303 .

[0038] When using a combined capacitive teaching stick of the present embodiment, the user first holds the grip 105 by hand, and the friction pattern 106 prevents the hand from easily slipping off the grip 105. The action between the main rod 101 and the telescopic seat 103 enables the main rod 101 to be telescopic so as to be suitable for use by the teacher. Then, the indicator 304 on the teaching stick head 301 fixedly set on the main rod 101 enables the device to control the use of the teaching display screen, and the indicator light 107 can indicate the content of the blackboard at a distance. After being used for a period of time, the quality of the grip 105 decreases due to wear. At this time, the grip 105 and the telescopic seat 103 can be separated by the combined action of the button 201104, the latch 203, the limit plate 205, and the spring 206, and a new grip 105 can be replaced in time. The above operations improve the user experience of the teacher.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A combined capacitive teaching stick, comprising a gripping mechanism (1), a locking mechanism (2) and an indicating mechanism (3), characterized in that: The locking mechanism (2) is fixedly arranged on the gripping mechanism (1), and the indicating mechanism (3) is fixedly arranged on the top of the gripping mechanism (1). The gripping mechanism (1) comprises a main rod (101), a hole (102), a telescopic seat (103), a button (104), a grip (105), a friction pattern (106), an indicator light (107), a hanging block (108) and a hanging hole (109). The hole (102) is provided on the top of the main rod (101), and the telescopic seat (103) is provided on the top of the main rod (101). (103) is fixedly arranged on the main rod (101), the button (104) is fixedly arranged on the telescopic seat (103), the handle (105) is fixedly arranged on the telescopic seat (103), the friction pattern (106) is fixedly arranged on the telescopic seat (103), the indicator light (107) is fixedly arranged on the main rod (101), the hanging block (108) is fixedly arranged at the bottom of the telescopic seat (103), and the hanging hole (109) is opened on the hanging block (108).

2. The combined capacitive teaching stick according to claim 1, characterized in that: The locking mechanism (2) comprises a button (201), a slot (202), a latch (203), a return slot (204), a limit plate (205) and a spring (206); the slot (202) is provided on the telescopic seat (103).

3. The combined capacitive teaching stick according to claim 2, characterized in that: The button (201) is fixedly arranged on the top of the latch (203), the latch (203) is movably arranged on the slot (202), the return slot (204) is opened on the handle (105), and the limit plate (205) is fixedly arranged on the latch (203).

4. The combined capacitive teaching stick according to claim 2, characterized in that: One end of the spring (206) is fixedly arranged on the top of the limiting plate (205), and the other end of the spring (206) is fixedly arranged on the bottom of the limiting plate (205).

5. The combined capacitive teaching stick according to claim 1, characterized in that: The indicating mechanism (3) comprises a pointer head (301), a power block (302), a heat dissipation hole (303), an indicator (304), a round hole (305) and a lamp head (306); the pointer head (301) is fixedly arranged on the main rod (101); and the power block (302) is fixedly arranged on the top of the pointer head (301).

6. The combined capacitive teaching stick according to claim 5, characterized in that: The heat dissipation hole (303) is provided on the power block (302), the indicator (304) is fixedly arranged on the top of the power block (302), the circular hole (305) is provided on the top of the indicator (304), and the lamp holder (306) is fixedly arranged inside the circular hole (305).

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