CN216249541U

CN216249541U - Novel infrared remote control transmitter

Info

Publication number: CN216249541U
Application number: CN202122843566.9U
Authority: CN
Inventors: 王之威
Original assignee: Yilin (ningbo) Electronic Ltd
Current assignee: Yilin (ningbo) Electronic Ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model provides a novel infrared remote control transmitter, and belongs to the technical field of living appliances. A novel infrared remote control transmitter comprises a shell, a circuit board, an infrared transmitting cover and a battery; according to the utility model, the battery cavities are arranged on the two sides of the concave cavity of the main shell of the shell, and the circuit board is arranged between the two battery cavities, so that the space utilization is more reasonable, the structure is more compact, the appearance of the emitter is smaller can be maintained, the convenience is improved, meanwhile, the No. 7 battery is arranged in the battery cavities for supplying power, compared with a button battery, the power storage capacity is larger, the configuration is convenient, the use and the replacement of the battery at the later stage are facilitated, in addition, the circuit board is arranged between the two battery cavities, the electric connection distance of the circuit board is shortest, no winding is needed, the balance of the whole structure can be ensured, the wiring of the circuit board can be facilitated, the problem of mixed and disorderly wires caused by excessive winding is prevented, the production and the manufacturing are facilitated, the safety risks such as short circuit are reduced, and the large-scale application of the infrared remote control emitter is facilitated.

Description

Novel infrared remote control transmitter

Technical Field

The utility model relates to the technical field of living appliances, in particular to a novel infrared remote control transmitter.

Background

The infrared remote control transmitter is used as a control structure of remote wireless control, has good use portability, and is widely applied to some simple control scenes.

At present, a small infrared remote control transmitter in the market is small in size and generally adopts a dry battery for power supply, so that a battery cavity is formed in the back or the bottom of the infrared remote control transmitter, and a button battery, such as a button battery with the model of LR44, is installed in the battery cavity. However, in the actual use process, the battery capacity is small, the battery configuration is inconvenient, and inconvenience is caused to subsequent use under the condition that the battery is frequently replaced. In addition, due to the limitation of the existing structure, the button cell is small in size, light in weight, capable of being arranged in multiple positions and free of great influence on the generator, so that the arrangement position of a cell cavity cannot be considered, electronic elements in the emitter are arranged in a mess, the problem of inconvenience in production and manufacturing is solved, safety risks such as short circuit exist, and the large-scale application of the infrared remote control emitter is not facilitated.

Disclosure of Invention

The above-mentioned problem to exist among the prior art, it aims at providing a novel infrared remote control transmitter now, with the casing that sets up the rectangle, and set up the circuit board in the middle part of casing, and set up the battery chamber with the both sides of casing, and adopt No. 7 batteries to supply power, make the both sides of transmitter all have the battery structure, and the length direction of battery is unanimous with the length direction of casing, can guarantee whole less appearance, can also make things convenient for the battery configuration, it is more convenient to use, in addition, can also guarantee that the circuit board is in the centre of battery, the battery is located the both sides of casing, not only the balance of structure has been guaranteed, the wiring of circuit board has still been made things convenient for, need not the wire and excessively wind, the neatness that electronic component arranged in the transmitter has been guaranteed, the manufacturing has been made things convenient for, safety risks such as short circuit have been reduced, do benefit to the extensive application of infrared remote control transmitter.

The specific technical scheme is as follows:

a novel infrared remote control transmitter having the characteristics comprising:

the battery comprises a shell, a battery body and a battery cover, wherein the shell comprises a main shell body and a cover plate, the main shell body is of a rectangular structure, a concave cavity with an opening is arranged on one large surface of the main shell body, one end of the main shell body is provided with a transmitting port communicated with the concave cavity, the cover plate is arranged in the opening of the concave cavity and covers the opening, two battery cavities are arranged in the concave cavity and positioned at two sides of the main shell body along the length direction of the concave cavity, and a control hole is formed in the middle of the main shell body and positioned at the bottom of the concave cavity;

the circuit board is of a strip-shaped structure, is arranged in the concave cavity along the length direction of the main shell and is positioned between the two battery cavities, is electrically connected with the two battery cavities, is provided with a control switch and an infrared emission element, is aligned with the control hole, and is arranged at one end, close to the emission port, of the circuit board and faces the emission port;

the infrared transmitting cover is arranged at the transmitting port of the main shell and seals the transmitting port;

the batteries are arranged in the two battery cavities, the batteries are No. 7 batteries, and the length direction of the batteries is consistent with that of the main shell.

The utility model provides an foretell novel infrared remote control transmitter, wherein, just be located each battery intracavity and all be provided with a plurality of supporting shoes on the chamber end of the cavity of the main casing body, and each supporting shoe all sets up along the length direction of perpendicular to battery, all sets up the recess unanimous with the outer wall radian of battery on each supporting shoe.

The novel infrared remote control transmitter comprises a main shell, a cavity, a plurality of fixing columns, a control hole and a circuit board, wherein the cavity is arranged on the main shell, the cavity is provided with a cavity bottom, the cavity bottom is provided with a cavity, the cavity is provided with a plurality of fixing columns, the fixing columns are arranged between the two battery cavities, the fixing columns are arranged along the length direction of the main shell at intervals, at least one fixing column is arranged beside the control hole, the circuit board is provided with a plurality of first fixing holes corresponding to the fixing columns, and meanwhile, the cover plate is provided with second fixing holes corresponding to one or more fixing columns.

The novel infrared remote control transmitter further comprises a pressing block, the pressing block is in a cap shape, the large end of the pressing block is located in the cavity of the main shell and abuts against the control switch, and the small end of the pressing block extends out of the main shell from the control hole.

The novel infrared remote control transmitter comprises a main shell, a cavity, a plurality of positioning columns, a plurality of infrared outer covers and a plurality of positioning holes, wherein the positioning columns are arranged on the cavity bottom of the cavity of the main shell and are located close to a transmitting opening, one side of each infrared outer cover is provided with a connecting portion extending out of and parallel to the cavity bottom of the cavity, and meanwhile the connecting portions are provided with the plurality of positioning holes corresponding to the positioning columns.

The utility model provides a foretell novel infrared remote control transmitter, wherein, the caulking groove has been seted up on the open-ended mouth edge of the cavity of the main casing body, sets up the protruding edge that corresponds with the caulking groove on the outer edge of the one side of apron, and when the apron was installed on the main casing body, protruding edge card was located in the caulking groove.

Foretell novel infrared remote control transmitter, wherein, the groove of dodging has been seted up to the one end that just is located its corresponding transmission mouth on the apron, dodges the groove and protruding the coplanar that is located the apron along to, the apron is last and be located the side of dodging the groove and be provided with the dog, simultaneously, passes through the infrared card edge that is provided with and dodges the groove and corresponds that covers.

The novel infrared remote control transmitter is characterized in that the two sides of the cover plate in the length direction are arranged on the pressing plate, and the pressing plate is pressed on the surface of the battery after the battery is installed in the battery cavity.

The novel infrared remote control transmitter comprises a cover plate, wherein a reinforcing block is arranged on the cover plate and located on one surface, close to the cavity, of the cover plate, each second fixing hole is correspondingly provided with the reinforcing block, the corresponding reinforcing block is penetrated through the second fixing hole, and the second fixing hole is a countersunk hole.

The novel infrared remote control transmitter is characterized in that a hanging lug is arranged outside the main shell and at the end deviating from the main shell and provided with the transmitting opening.

The positive effects of the technical scheme are as follows:

the novel infrared remote control transmitter has more compact structure by arranging the battery cavities at both sides of the concave cavity of the main shell and arranging the circuit board between the battery cavities, thereby ensuring the overall smaller appearance, meanwhile, a No. 7 battery is arranged in the battery cavity for supplying power, the length direction of the battery is consistent with that of the shell, the structure is further more compact, meanwhile, compared with a button cell, the button cell is convenient for cell configuration and use, in addition, the cell cavities are positioned at the two sides of the main shell body, and the circuit board is arranged between the two cell cavities, thereby not only ensuring the balance of the structure, but also facilitating the wiring of the circuit board without excessive winding of a lead in the inner cavity, the arrangement of all electronic elements in the inner cavity is tidier, the production and the manufacture are more convenient, the safety risks such as short circuit and the like are reduced, and the large-scale application of the infrared remote control transmitter is facilitated.

Drawings

FIG. 1 is a block diagram of one embodiment of a novel infrared remote control transmitter of the present invention;

FIG. 2 is a schematic diagram illustrating the structure of the cover plate after opening;

FIG. 3 is a block diagram of the main housing according to a preferred embodiment of the present invention;

fig. 4 is a structural diagram of a cover plate according to a preferred embodiment of the utility model.

In the drawings: 1. a housing; 11. a main housing; 12. a cover plate; 111. a concave cavity; 112. an emission port; 113. a control hole; 114. caulking grooves; 115. hanging a lug; 121. a second fixing hole; 122. a convex edge; 123. an avoidance groove; 124. a stopper; 125. pressing a plate; 126. a reinforcing block; 1111. a battery cavity; 1112. a support block; 1113. a groove; 1114. fixing a column; 1115. a positioning column; 2. a circuit board; 21. a control switch; 22. an infrared emitting element; 23. a first fixing hole; 3. a transparent infrared housing; 31. a connecting portion; 32. clamping edges; 311. positioning holes; 4. a battery; 5. and pressing the block.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the present invention easy to understand, the following embodiments specifically describe the technical solutions provided by the present invention with reference to fig. 1 to 4, but the following contents are not to be taken as limitations of the present invention.

FIG. 1 is a block diagram of one embodiment of a novel infrared remote control transmitter of the present invention; fig. 2 is a structural diagram of the cover plate according to a preferred embodiment of the present invention after being opened. As shown in fig. 1 and fig. 2, the present embodiment provides a novel infrared remote control transmitter, which includes: a casing 1, a circuit board 2, an infrared transmitting cover 3 and a battery 4.

Fig. 3 is a structural diagram of a main housing according to a preferred embodiment of the utility model. As shown in fig. 1 to 3, the housing 1 includes a main housing 11 and a cover plate 12, the main housing 11 and the cover plate 12 are both rectangular structures, the main housing 11 has a certain thickness, a cavity 111 with an opening is opened on one of the large surfaces of the main housing 11, and an installation space and corresponding protection are provided for the installation of subsequent structural components through the cavity 111. In addition, one end of the main housing 11 is provided with an emission port 112 communicated with the cavity 111, so that subsequently emitted infrared rays can be emitted through the emission port 112, and the infrared rays are prevented from being blocked from being transmitted, and the cover plate 12 is arranged in the opening of the cavity 111 and covers the opening through the cover plate 12, that is, the opening of the cavity 111 on the main housing 11 is sealed through the cover plate 12, so as to form a relatively sealed space and better protect each structural component installed in the cavity 111. Simultaneously, the cavity 111 and the both sides that are located main casing body 11 are provided with two battery chamber 1111 along its length direction for battery chamber 1111 arranges the direction unanimous with main casing body 11's length direction, has realized the space utilization better, and the structure is compacter, does benefit to and makes progress the whole size miniaturization of main casing body 11, and, sets up two battery chamber 1111 respectively in main casing body 11's both sides, can realize the even arrangement of structure, and the structure both sides atress intensity is unanimous, and the structure is more stable. In addition, the middle of the main housing 11 and the bottom of the cavity in the cavity 111 are provided with control holes 113, and the control holes 113 correspond to the control switches 21 on the subsequent circuit board 2, so that the control by a user is facilitated, and the structure setting is more reasonable.

Specifically, the circuit board 2 is also arranged to be a strip structure, so that the circuit board can better adapt to the main housing 11 with a rectangular structure, and the space utilization is facilitated. At this moment, arrange circuit board 2 in cavity 111 along main casing body 11's length direction and be located between two battery chamber 1111, circuit board 2 is connected with two battery chamber 1111 electricity, and circuit board 2 can the battery chamber 1111 of its both sides of lug connection promptly, need not in addition wire winding, has realized the shortest formula of wire and has connected, can guarantee the clean and tidy nature of each structural component, can also prevent that the wire from needing the emergence of the safety problems such as short circuit easily appear in the wire winding, and the security is higher. And, be provided with control switch 21 and infrared emission component 22 on circuit board 2 for user's accessible control switch 21 controls, send the infrared ray through infrared emission component 22, and control switch 21 aligns with control hole 113, make things convenient for follow-up user's accessible control hole 113 to control switch 21, and infrared emission component 22 sets up in circuit board 2 and is close to the one end of emission mouth 112 and arranges towards emission mouth 112, the infrared ray that the infrared emission component 22 of being convenient for sent can directly send through emission mouth 112, structural design is more reasonable.

Specifically, pass through infrared cover 3 and set up in the transmission mouth 112 department of the main casing body 11 and seal transmission mouth 112, transmission mouth 112 on the main casing body 11 covers through passing through infrared cover 3 promptly, can prevent to block infrared propagation, can also realize the closure to the inner chamber of the main casing body 11, has improved barrier propterty, and structural design is more reasonable.

Specifically, battery 4 sets up in two battery chamber 1111 for battery 4 sets up in the both sides of circuit board 2, structural balance has been maintained, and, battery 4 is No. 7 battery 4, in addition, when arranging, battery 4's length direction is unanimous with the length direction of the main casing body 11, compare in button cell 4, No. 7 battery 4's purchase and use are more convenient, the electric storage capacity is big, battery 4 configuration is more convenient promptly, and simultaneously, the main casing body 11's of rectangular structure structural configuration demand of structural arrangement has still been adapted to, do benefit to the space utilization, structural design is more reasonable.

More specifically, on the end of the cavity of main casing body 11's cavity 111 and be located each battery chamber 1111 and all be provided with a plurality of supporting blocks 1112, a plurality of supporting blocks 1112 interval and parallel arrangement in same battery chamber 1111, and each supporting block 1112 all sets up along the length direction of perpendicular to battery 4, and simultaneously, all set up the recess 1113 unanimous with the outer wall radian of battery 4 on each supporting block 1112, install battery 4 in corresponding battery chamber 1111 promptly after, the outer wall of one side of battery 4 can imbed in recess 1113, support and spacing battery 4 through supporting block 1112, prevent follow-up battery 4 in the use remove and the problem of contact failure appears in battery chamber 1111, the structure is more reliable.

More specifically, a plurality of fixing posts 1114 arranged toward the opening are arranged on the cavity bottom of the cavity 111 on the main housing 11 and between the two battery cavities 1111, and at this time, each fixing post 1114 protrudes out of the cavity bottom of the cavity 111, so that the subsequent installation of the circuit board 2 and the cover plate 12 is facilitated. Meanwhile, the plurality of fixing columns 1114 are arranged at intervals along the length direction of the main casing 11, namely, corresponding fixing columns 1114 are arranged at different positions on the length direction of the main casing 11, so that conditions are provided for improving the stability and reliability of fixing the circuit board 2 and the cover plate 12 in the follow-up process. In addition, among the plurality of fixing columns 1114, at least one fixing column 1114 is located at the side of the control hole 113, and the circuit board 2 is fixed through the fixing column 1114 arranged at the side of the control hole 113, so that the fixing point of the circuit board 2 is closer to the control hole 113, and therefore, when a subsequent user controls the control switch 21 on the circuit board 2 through the control hole 113, the stress point of the circuit board 2 is closer to the fixing point, the structural strength is guaranteed, and the problem that the circuit board 2 is damaged in the use process is solved. In addition, set up a plurality of first fixed orificess 23 that correspond with fixed column 1114 on the circuit board 2 for circuit board 2 can correspond with each fixed column 1114 through first fixed orificess 23, has guaranteed that the different positions department of circuit all has fixed knot to construct, thereby has guaranteed the stability of circuit board 2 installation. Meanwhile, the cover plate 12 is provided with the second fixing holes 121 corresponding to one or more fixing posts 1114, that is, when the cover plate 12 is installed, one or more fixing posts 1114 can be selectively connected through the second fixing holes 121, so that the cover plate 12 can be fixed, and thus, only a small number of second fixing holes 121 are formed in the cover plate 12, and the appearance attractiveness of the cover plate 12 is ensured.

More specifically, still be provided with on the main casing body 11 and press the briquetting 5, at this moment, press briquetting 5 to be the setting of cap form, make to press briquetting 5 to have main aspects and tip, during the installation, press briquetting 5's main aspects to be located main casing body 11's cavity 111 and support tightly on control switch 21, press briquetting 5's tip to stretch out main casing body 11 from control hole 113 outside, step through forming between the main aspects and the tip on pressing briquetting 5 has prevented promptly to deviate from control hole 113 according to pressing briquetting 5, and can guarantee to press briquetting 5 to remove in control hole 113, satisfy the user demand, structural design is more reasonable.

More specifically, on the chamber bottom of cavity 111 of main casing body 11 and be located the position that is close to emission port 112 and be provided with a plurality of reference columns 1115, simultaneously, one side of penetrating infrared cover 3 is provided with stretches out and is on a parallel with connecting portion 31 at the chamber bottom of cavity 111, and simultaneously, a plurality of locating holes 311 that correspond with reference columns 1115 have been seted up on connecting portion 31, make when just will penetrating infrared cover 3 and install on main casing body 11, can go into locating holes 311 card on reference columns 1115, not only made things convenient for accurate positioning, the accuracy of installation has been guaranteed, can also restrict the removal of penetrating infrared cover 3 on main casing body 11, and structural stability is higher, and is more reliable.

More specifically, the caulking groove 114 that communicates with cavity 111 is seted up along the inboard to the open-ended mouth of main casing body 11's cavity 111, and simultaneously, set up protruding edge 122 that corresponds with caulking groove 114 on the outer edge of the one side of apron 12, make when apron 12 is installed on main casing body 11, protruding edge 122 card is located in caulking groove 114, can hide apron 12 in main casing body 11, prevent the outstanding problem of apron 12, the aesthetic property is higher, can also realize the spacing of apron 12 on main casing body 11 through caulking groove 114 and protruding edge 122, the stability of apron 12 installation has been guaranteed, structural design is more reasonable.

Fig. 4 is a structural diagram of a cover plate according to a preferred embodiment of the utility model. As shown in fig. 1 to 4, an avoiding groove 123 is formed in the cover plate 12 at an end corresponding to the emitting opening 112, and at this time, the avoiding groove 123 and the protruding edge 122 are located on the same surface of the cover plate 12, that is, the avoiding groove 123 and the protruding edge 122 are both located on a surface facing the cavity 111, so as to facilitate the subsequent installation corresponding to the infrared-transmitting cover 3 and the caulking groove 114 on the main housing 11. And, the side that just is located dodging groove 123 on apron 12 is provided with dog 124, and simultaneously, be provided with on the infrared cover 3 and dodge the card edge 32 that groove 123 corresponds, namely after apron 12 is installed on main casing body 11, the card edge 32 that passes through on the infrared cover 3 can stretch into dodging groove 123 on apron 12, realize passing through and be connected between infrared cover 3 and the apron 12, thereby make the both sides that pass through infrared cover 3 be connected with main casing body 11 and apron 12 respectively, joint strength is higher, the structure is more stable, in addition, also make apron 12 can not be connected with main casing body 11, can be connected with infrared cover 3 again, make main casing body 11, apron 12 and the wholeness of passing through infrared cover 3 better, and, dog 124 on the apron 12 that passes through can further restrict to stretch into the card edge 32 in dodging groove 123, it is more stable and reliable to connect.

More specifically, both sides of the cover plate 12 in the length direction are disposed on the pressing plate 125, the pressing plate 125 is disposed along the length direction perpendicular to the cover plate 12, and after the battery 4 is installed in the battery cavity 1111, the pressing plate 125 presses the battery 4 externally, that is, the pressing plate 125 on the cover plate 12 compresses the battery 4 installed in the battery cavity 1111, and by matching with the supporting and limiting effects of the supporting block 1112 in the battery cavity 1111, the stability of the battery 4 installed in the battery cavity 1111 can be ensured, and the problem of poor contact in the subsequent process can be further prevented.

More specifically, the reinforcing block 126 is disposed on the cover plate 12 and on the surface thereof close to the cavity 111, that is, the reinforcing block 126 is disposed on the surface of the cover plate 12 having the protruding edge 122 and the avoiding groove 123, so that after the cover plate 12 is mounted, the reinforcing block 126 is located in the inner cavity, and the aesthetic property of the appearance is ensured. At this moment, each second fixed orifices 121 department all corresponds a boss 126, second fixed orifices 121 run through corresponding boss 126 simultaneously, and second fixed orifices 121 is the counter sink, the thickness of apron 12 in second fixed orifices 121 department has been thickened promptly through boss 126, make things convenient for the processing of the deep second fixed orifices 121 in great hole, processing allowance is provided for the processing of the second fixed orifices 121 as the counter sink, thereby make follow-up when connecting second fixed orifices 121 on apron 12 and the fixed column 1114 on the main casing body 11 through threaded fasteners such as screw, the tip of screw can hide in second fixed orifices 121, the roughness on apron 12 surface has been guaranteed, and the outward appearance is more pleasing to the eye.

More specifically, the main casing body 11 is provided with the hangers 115 outside and being located deviating from its one end that is provided with the transmission mouth 112, and outside products such as user's accessible hangers 115 connection key cluster, anti-lost rope improve the portability of product, and structural design is more reasonable.

The novel infrared remote control transmitter provided by the embodiment comprises a shell 1, a circuit board 2, an infrared transmitting cover 3 and a battery 4; both sides through cavity 111 at the main casing body 11 of casing 1 set up battery chamber 1111, and set up circuit board 2 between two battery chambers 1111, the space utilizes more rationally and the structure is compacter, can maintain the less appearance of transmitter, improve the convenience, and simultaneously, install No. 7 battery 4 in battery chamber 1111 and supply power, compare in button battery 4, the power storage is bigger, the configuration is convenient, do benefit to the use and the change of later stage battery 4, and, circuit board 2 sets up between two battery chambers 1111, can make circuit board 2's electric connection distance the shortest and need not the wire winding, overall structure's equilibrium has been guaranteed, can also make things convenient for circuit board 2's wiring, prevent that excessive wire winding from leading to the mixed and disorderly problem of wire, the manufacturing has been made things convenient for, safety risks such as short circuit have been reduced, do benefit to infrared remote control transmitter's extensive application.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. A novel infrared remote control transmitter, comprising:

the battery pack comprises a shell, wherein the shell comprises a main shell body and a cover plate, the main shell body is of a rectangular structure, a cavity with an opening is arranged on one large surface of the main shell body, one end of the main shell body is provided with an emission port communicated with the cavity, the cover plate is arranged in the opening of the cavity and covers the opening, two battery cavities are arranged in the cavity and positioned at two sides of the main shell body along the length direction of the cavity, and a control hole is arranged in the middle of the main shell body and positioned at the cavity bottom of the cavity;

the circuit board is of a strip-shaped structure, is arranged in the cavity along the length direction of the main shell and is positioned between the two battery cavities, is electrically connected with the two battery cavities, is provided with a control switch and an infrared emission element, is aligned with the control hole, and is arranged at one end, close to the emission port, of the circuit board and faces the emission port;

the battery, the battery sets up in two the battery intracavity, just the battery is No. 7 battery, just the length direction of battery is unanimous with the length direction of main casing body.

2. The novel infrared remote control transmitter as claimed in claim 1, wherein a plurality of support blocks are disposed in each battery chamber on the chamber bottom of the cavity of the main housing, each support block is disposed along a direction perpendicular to the length direction of the battery, and each support block is formed with a groove having a radian consistent with that of an outer wall of the battery.

3. The novel infrared remote control transmitter as claimed in claim 1, wherein a plurality of fixing posts are disposed on the cavity bottom of the cavity on the main housing and between the two battery cavities, the fixing posts are spaced along the length direction of the main housing, at least one fixing post is disposed beside the control hole, the circuit board is provided with a plurality of first fixing holes corresponding to the fixing posts, and the cover plate is provided with a second fixing hole corresponding to one or more fixing posts.

4. The novel infrared remote control transmitter as claimed in claim 1, further comprising a pressing block, wherein the pressing block is in a cap shape, a large end of the pressing block is located in the cavity of the main housing and abuts against the control switch, and a small end of the pressing block extends out of the main housing from the control hole.

5. The novel infrared remote control transmitter as claimed in claim 1, wherein a plurality of positioning posts are disposed on the cavity bottom of the concave cavity of the main housing and at positions close to the transmitting openings, a connecting portion extending out and parallel to the cavity bottom of the concave cavity is disposed on one side of the infrared transmitting cover, and a plurality of positioning holes corresponding to the positioning posts are disposed on the connecting portion.

6. The novel infrared remote control transmitter as claimed in claim 1, wherein an edge of the opening of the cavity of the main housing is formed with an insertion groove, an outer edge of one surface of the cover plate is formed with a protruding edge corresponding to the insertion groove, and when the cover plate is mounted on the main housing, the protruding edge is engaged with the insertion groove.

7. The novel infrared remote control transmitter according to claim 6, wherein an avoiding groove is formed in one end of the cover plate corresponding to the transmitting opening, the avoiding groove and the protruding edge are located on the same surface of the cover plate, a stop block is arranged on the side of the avoiding groove on the cover plate, and a clamping edge corresponding to the avoiding groove is arranged on the infrared transmitting cover.

8. The novel infrared remote control transmitter as claimed in claim 1, wherein both sides of the cover plate in the length direction thereof are provided with a pressing plate, and the pressing plate is pressed against the outer surface of the battery after the battery is mounted in the battery chamber.

9. The novel infrared remote control transmitter as claimed in claim 3, wherein a reinforcing block is disposed on the cover plate and on a surface thereof close to the cavity, a reinforcing block is correspondingly disposed at each second fixing hole, the second fixing hole penetrates through the corresponding reinforcing block, and the second fixing hole is a countersunk hole.

10. The infrared remote control transmitter as claimed in claim 1, wherein a lug is provided outside the main housing and at an end away from the main housing where the transmitting opening is provided.