CN212319536U - Conveniently-installed lamp housing and classroom lamp - Google Patents

Abstract

The utility model discloses a conveniently-installed lamp housing and a classroom lamp, wherein the classroom lamp comprises a conveniently-installed lamp housing, a lamp strip and a light-passing plate which are arranged on the conveniently-installed lamp housing, and the conveniently-installed lamp housing comprises a housing, a first installation part and a second installation part; the first mounting piece is arranged at the upper end of the shell and is of a long strip-shaped structure, a non-linear clamping through groove is formed in the upper end of the first mounting piece, a clamping opening is formed in the side face of one end of the first mounting piece, and the clamping through groove is communicated with the clamping opening; one end of the second mounting piece can be connected with an external mounting surface, and the other end of the second mounting piece can enter the clamping opening and be clamped and fixed in the clamping through groove. The utility model discloses a construction installation is comparatively convenient, can singlely install the classroom lamp, has saved the cost of labor, has improved the installation effectiveness.

Description

Conveniently-installed lamp housing and classroom lamp

Technical Field

The utility model relates to the field of lamps and lanterns, in particular to civilian dress formula lamp body and classroom lamp.

Background

The classroom lamp is a commonly used lamp for classroom illumination, and the conventional classroom lamp is installed, and because the installation batch is large, the requirement of a use place on time is high, and the installation maintenance or replacement of the classroom lamp cannot influence the normal teaching order, the construction time is limited, and the problem of inconvenient installation, repair and construction is caused. Present classroom lamp, it uses the installation pole to hoist and mount lamp shade casing part on the ceiling generally, be connected between installation pole and the lamp shade casing part, adopt bolt mode or the mode through bolted connection usually, during the construction, need two at least people just can be under construction, alone need carry out the bearing to lamp shade casing part, another people is connected installation pole and lamp shade casing part through bolt mode or the mode through bolted connection, its installation is inconvenient, and the installation is wasted time and energy, the installation effectiveness is lower, influence normal teaching order easily.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a just, adorn formula lamp body, it can make things convenient for the site operation installation, improves the installation effectiveness.

The utility model discloses still provide a classroom lamp of having this civilian dress formula lamp body.

The easy-to-mount lamp housing according to the embodiment of the first aspect of the present invention includes a housing, a first mounting member and a second mounting member; the first mounting piece is arranged at the upper end of the shell and is of a long strip-shaped structure, a non-linear clamping through groove is formed in the upper end of the first mounting piece, a clamping opening is formed in the side face of one end of the first mounting piece, and the clamping through groove is communicated with the clamping opening; one end of the second mounting piece can be connected with an external mounting surface, and the other end of the second mounting piece can enter the clamping opening and be clamped and fixed in the clamping through groove.

According to the utility model discloses just, adorn formula lamp body, it has following beneficial effect at least: during the use, the light source sets up in just adorning formula lamp body, during the installation, earlier be connected fixedly with the classroom ceiling of second installed part one end, can go into the other end of second installed part to the logical groove of joint through the joint opening card afterwards, and lead to the groove relative movement along the straight groove of nonlinear type joint and fix to required erection fixed position, it is nonlinear type to lead to the groove because of the joint, there is the corner position, consequently, second installed part joint is difficult to break away from when the logical groove of joint, the installer installation of being convenient for fixes second installed part, and simultaneously, the installer only needs one can be to connect the installation between second installed part and the first connecting piece, when second installed part joint is on first installed part, can avoid needing another installer to carry out the bearing to the lamp body part supplementary, the cost of labor has been saved, and the efficiency of installation can be improved.

According to some embodiments of the utility model, the logical groove of joint is "L" type, first installed part is provided with two and sets up respectively both ends about the casing, the second installed part be equipped with two and can with two first installed part one-to-one is connected, two of one of them in the first installed part the joint opening sets up the front side of first installed part, another the joint opening sets up the rear side of first installed part. Through setting up the joint and leading to the groove and be the open-ended opening orientation inconsistency of the joint of "L" type and two first installed parts, when two second installed parts correspond the joint on two first installed parts, can further avoid breaking away from each other between second installed part and the first installed part, can improve simultaneously the utility model discloses the stability of installation improves safety in utilization.

According to the utility model discloses a some embodiments, the casing upper end is equipped with the sunken position of two at least undercut formations, with the lower extreme of casing forms the mounting groove that supplies the lamp strip installation. Through setting up sunken position and mounting groove structure, can make things convenient for the installation of lamp strip to be fixed on the one hand, on the other hand can increase the heat radiating area of casing upper end, and the casing heat dissipation of being convenient for improves the safety in utilization.

According to the utility model discloses a some embodiments, the one end of casing is equipped with the entrance hole, entrance hole department is connected with the line ball piece, be equipped with one end open-ended line ball groove on the line ball piece, the open end of line ball groove is down, the line ball groove can with entrance hole intercommunication. Sheltering from the entrance hole through setting up the line ball piece, and setting up the open end of line ball groove down, can avoid the dust to get into to the lamp body in from the entrance hole, avoid the inside dust of lamp body to gather and influence the illumination, improve its dustproof ability.

According to some embodiments of the utility model, the lower extreme of casing has a face frame through self-tapping screw connection, be equipped with the confession on the face frame self-tapping screw carries out the spread groove of tapping connection. Through setting up the spread groove, twist to the spread groove through self-tapping screw between casing and the face frame and connect fixedly, its simple structure can make things convenient for the installation of casing and face frame fixed, makes things convenient for the installation adjustment between casing and the face frame, and the equipment of being convenient for is dismantled and manufacturing.

According to some embodiments of the utility model, the joint opening is "T" type of falling, the lower extreme of second installed part be equipped with what joint opening cross sectional shape corresponds be the joint portion of "T" type structure, there is lock nut upper end of joint portion through threaded connection, the lower extreme of joint portion can pass through the joint opening gets into and the joint is in the joint leads to the groove, lock nut can the butt be in on the first installed part. Through setting up the joint portion that cross sectional shape and joint opening correspond, make the lower extreme accessible joint opening of second installed part get into to the joint logical groove, and through the lock nut butt on first installed part, realize being connected fixedly between second installed part and the first installed part, and the joint opening of falling "T" type has also restricted and has broken away from each other between second installed part and the first installed part, its simple structure, and it is comparatively convenient to realize being connected fixedly between second installed part and the first installed part, can make things convenient for the utility model discloses a construction installation improves the installation effectiveness.

According to some embodiments of the utility model, the second installed part is the telescopic rod structure of adjustable length. Be telescopic rod structure through setting up the second installed part, through the length of adjusting the second installed part, thereby make the utility model discloses a construction mounting height adjustable change can be applicable to the operation requirement of different mounting heights, improves the utility model discloses an adaptability.

According to the utility model discloses a classroom lamp, its include lamp strip, light-passing board and according to the utility model discloses the formula of just adorning lamp body of above-mentioned first aspect embodiment, the lamp strip set up in the mounting groove, the light-passing board set up in the lower extreme of casing with between the face frame.

According to the utility model discloses classroom lamp of second aspect embodiment, it has following beneficial effect at least: adopt the classroom lamp of above-mentioned civilian dress formula lamp body, its construction simple to operate can install the classroom lamp by one, has saved the cost of labor, has improved the installation effectiveness, simultaneously, still can lead to the groove through the joint and make the classroom lamp can adjust mounted position as required, improves its suitability.

According to some embodiments of the utility model, the lower extreme of casing with be provided with the diffuser plate between the light-passing board. Through setting up the diffuser plate, the light that the lamp strip sent realizes the diffusion through the diffuser plate and jets out, plays the effect of certain even light, realizes better teaching illuminating effect.

According to some embodiments of the utility model, the diffuser plate with be provided with anti-dazzle membrane between the light-passing board. Through setting up the anti-dazzle membrane between diffuser plate and light-passing board, can suppress the production of glare better, realize better teaching illuminating effect, simultaneously, be convenient for clean and the cost is lower.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

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

FIG. 2 is an exploded view of the classroom lamp of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is one of the schematic cross-sectional views of the classroom lamp of FIG. 1;

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is a second schematic cross-sectional view of the classroom lamp of FIG. 1;

fig. 7 is an enlarged schematic view of portion C of fig. 6.

Reference numerals:

the wire pressing groove comprises a shell 100, a concave part 110, a mounting groove 120, a wire inlet hole 130, a wire pressing block 140, a wire pressing groove 141, a face frame 150 and a connecting groove 151;

the first mounting piece 200, the clamping through groove 210, the clamping opening 220 and the connecting lug plate 230;

the second mounting member 300, the clamping portion 310, the locking nut 320, the first rod 330, the second rod 340 and the locking structure 350;

lamp strip 400, light-transmitting board 500, diffuser plate 600, anti-dazzle film 700.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 2 and 3, a ready-to-mount lamp housing includes a housing 100, a first mounting member 200 and a second mounting member 300; the first mounting piece 200 is arranged at the upper end of the shell 100, the first mounting piece 200 is in a long strip structure, a non-linear clamping through groove 210 is arranged at the upper end of the first mounting piece 200, a clamping opening 220 is arranged on the side surface of one end of the first mounting piece 200, and the clamping through groove 210 is communicated with the clamping opening 220; one end of the second mounting member 300 can be connected with an external mounting surface, and the other end of the second mounting member 300 can enter through the clamping opening 220 and be clamped and fixed in the clamping through groove 210.

When in use, the light source is arranged in the conveniently-installed lamp shell, one end of the second installation piece 300 is firstly connected and fixed with the ceiling of a classroom, then the other end of the second installation piece 300 can be clamped into the clamping through groove 210 through the clamping opening 220, and relatively moves to the required installation fixing position along the non-linear type clamping through groove 210 for fixing, because the clamping through groove 210 is non-linear type and has a corner position, therefore, the second mounting member 300 is not easy to be separated when being clamped in the clamping through groove 210, so that an installer can conveniently mount and fix the second mounting member 300, meanwhile, the installer can connect and install the second installation part 300 and the first connecting piece by only one person, when the second installation part 300 is clamped on the first installation part 200, the lamp shell part can be prevented from being supported and assisted by another installer, the labor cost is saved, and the installation efficiency can be improved.

In the present embodiment, as shown in fig. 1, 2, 3 and 7, an end of the first mounting member 200 is provided with an engaging lug 230 for connecting with the casing 100, and the engaging lug 230 is fixedly connected with the casing 100 by bolts, so as to achieve mounting and fixing of the first mounting member 200. During the use, second installed part 300 passes through joint opening 220 and gets into to the logical groove 210 of joint, under the effect of gravity, the joint terminal surface of second installed part 300 and the logical groove 210's of joint lower terminal surface butt, make the joint end of second installed part 300 get into the logical groove 210 back of joint from joint opening 220, can avoid it to break away from joint opening 220 easily, the joint end of second installed part 300 removes through the corner position that leads to groove 210 at nonlinear type's joint and adjusts the mounted position in the logical groove 210 of joint, fix second installed part 300 on first installed part 200 afterwards and can accomplish the utility model discloses a construction installation. In practical applications, the connection manner between the first mounting member 200 and the housing 100 and the specific structure of the second mounting member 300 can be set according to practical needs, and are not limited herein.

In some embodiments, the clamping through groove 210 is in an "L" shape, the first mounting members 200 are provided with two and respectively disposed at the left and right ends of the housing 100, the second mounting members 300 are provided with two and can be connected to the two first mounting members 200 in a one-to-one correspondence manner, the clamping opening 220 of one of the two first mounting members 200 is disposed at the front side of the first mounting member 200, and the clamping opening 220 of the other one is disposed at the rear side of the first mounting member 200. Through setting up the open orientation that the groove is "L" type and the joint opening 220 of two first installed parts 200 is inconsistent through the joint, when two second installed parts 300 correspond the joint on two first installed parts 200, can further avoid breaking away from each other between second installed part 300 and the first installed part 200, can improve simultaneously the utility model discloses the stability of installation improves safety in utilization.

In this embodiment, as shown in fig. 1, both ends all are equipped with first installed part 200 about casing 100, the joint opening 220 of the first installed part 200 of left end is seted up at its front side, the joint opening 220 of the first installed part 200 of right-hand member is seted up at its rear side, when first installed part 200 and second installed part 300 are connected, carry out the joint with first installed part 200 and second installed part 300 of one end in the casing 100 left and right sides earlier, rotate casing 100 around joint point level afterwards and make the first installed part 200 and the second installed part 300 of the other end carry out the joint, then fix both of them after adjusting the relative position of first installed part 200 and second installed part 300 at both ends, realize the utility model discloses a construction installation. In practical application, the clamping through groove 210 may be in an "S" shape, and the opening condition of the clamping opening 220 of the first mounting member 200 may also be changed according to practical application requirements, which is not limited herein.

In some embodiments, at least two recessed portions 110 are formed at the upper end of the housing 100 and recessed downward, so that a mounting groove 120 for mounting the light bar 400 is formed at the lower end of the housing 100. Through setting up sunken position 110 and mounting groove 120 structure, can make things convenient for the installation of lamp strip 400 fixed on the one hand, on the other hand can increase the heat radiating area of casing 100 upper end, and the casing 100 of being convenient for dispels the heat, improves the safety in utilization.

In this embodiment, as shown in fig. 2, 6 and 7, a plurality of recess positions 110 formed by downwardly recessing are distributed at the upper end of the housing 100 in an array manner, so that criss-cross mounting grooves 120 are formed at the lower end of the housing 100, the heat dissipation area at the upper end of the housing 100 is increased, and meanwhile, the light bar 400 is conveniently mounted. In practical applications, the specific arrangement of the recess 110 and the mounting groove 120 may be changed according to practical needs, and is not limited herein.

In some embodiments, one end of the housing 100 is provided with a wire inlet 130, a wire pressing block 140 is connected to the wire inlet 130, a wire pressing groove 141 with an open end is provided on the wire pressing block 140, the open end of the wire pressing groove 141 faces downward, and the wire pressing groove 141 can communicate with the wire inlet 130. Sheltering from entrance hole 130 through setting up line ball piece 140, and setting up the open end of line ball groove 141 and down, can avoid the dust to enter into to the lamp body from entrance hole 130 in, avoid the inside dust of lamp body to gather and influence the illumination, improve its dustproof ability.

In the present embodiment, as shown in fig. 3, 4 and 5, the casing 100 is provided with a wire inlet 130 at the left end, a wire pressing block 140 is connected to the wire inlet 130 by a bolt to shield the wire inlet 130, and a wire (not shown) enters from the lower opening of the wire pressing groove 141 and enters into the casing 100 through the wire pressing groove 141 and the wire inlet 130. In practical applications, the specific shape of the wire pressing block 140 and the arrangement condition of the wire feeding hole 130 can be set according to practical needs, and is not limited herein.

In some embodiments, a face frame 150 is coupled to a lower end of the case 100 by a tapping screw, and the face frame 150 is provided with a coupling groove 151 for tapping coupling by the tapping screw. Through setting up connecting groove 151, twist to connecting groove 151 through self-tapping screw between casing 100 and the face frame 150 and connect fixedly, its simple structure can make things convenient for casing 100 and face frame 150's installation fixed, makes things convenient for the installation adjustment between casing 100 and the face frame 150, and be convenient for assembly and disassembly and manufacturing.

In this embodiment, as shown in fig. 5 and fig. 6, the face frame 150 is provided with a connecting groove 151 with an upward opening, when the housing 100 is mounted and connected to the face frame 150, the lower end of the housing 100 abuts against the upper end of the connecting groove 151, a hole (not shown in the figure) is formed in the housing 100, a tapping screw is inserted into the hole and screwed into the connecting groove 151, the tapping screw taps a thread in the connecting groove 151, so that the mounting and connection between the housing 100 and the face frame 150 is realized, and the connection is convenient and the mounting is convenient. In practical applications, the specific structure, the number of the connecting slots 151 and the like can be set according to practical needs, and are not limited herein.

In some embodiments, the clamping opening 220 is in an inverted "T" shape, the lower end of the second mounting member 300 is provided with a clamping portion 310 in an inverted "T" shape corresponding to the cross-sectional shape of the clamping opening 220, the upper end of the clamping portion 310 is connected with a locking nut 320 through a screw thread, the lower end of the clamping portion 310 can enter through the clamping opening 220 and be clamped in the clamping through groove 210, and the locking nut 320 can abut against the first mounting member 200. Through setting up joint portion 310 that cross sectional shape and joint opening 220 correspond, make the lower extreme accessible joint opening 220 of second installed part 300 enter into to the logical groove 210 of joint, and through lock nut 320 butt on first installed part 200, realize being connected between second installed part 300 and the first installed part 200 fixedly, and the joint opening 220 of falling "T" type has also restricted and has broken away from each other between second installed part 300 and the first installed part 200, its simple structure, and it is comparatively convenient to realize being connected between second installed part 300 and the first installed part 200 fixedly, can be convenient the utility model discloses a construction installation improves the installation effectiveness.

In this embodiment, as shown in fig. 3 and 7, when the clamping portion 310 is clamped in the clamping through groove 210, due to the action of gravity, the lower end of the clamping portion 310 abuts on the lower end face of the clamping through groove 210, the locking nut 320 is adjusted through the screw thread to abut on the upper end face of the clamping through groove 210, the clamping portion 310 and the locking nut 320 are matched and clamped on the first mounting member 200 together, and the fixed connection between the second mounting member 300 and the first mounting member 200 is realized. During practical application, second installed part 300 still can be according to the corresponding change of in-service use needs with the fixed mode of first installed part 200, if be equipped with the screw in joint portion 310, the other correspondence of joint logical groove 210 sets up the logical groove structure that supplies the bolt to wear to establish, is connected with this screw through wearing to establish this logical groove structure with the bolt, makes and can fix between second installed part 300 and the first installed part 200, and concrete structure does not do the restriction here.

In some embodiments, the second mount 300 is an adjustable length telescoping rod structure. Be telescopic rod structure through setting up second installed part 300, through the length of adjusting second installed part 300, thereby make the utility model discloses a construction mounting height adjustable change can be applicable to the operation requirement of different mounting heights, improves the utility model discloses an adaptability.

In this embodiment, as shown in fig. 6 and 7, the second mounting member 300 includes a locking structure 350 of the first rod 330 and the second rod 340, a diameter of the second rod 340 is smaller than a diameter of the first rod 330, so that the first rod 330 can be movably sleeved on the second rod 340, the locking structure 350 is disposed at a lower end of the first rod 330, which can relatively fix the first rod 330 and the second rod 340, and the locking structure 350 may be a bolt, an elastic member, or a slope structure, which can be tightly pressed on the second rod 340, and the like, and may be set according to specific use requirements in practical applications, and meanwhile, a telescopic rod structure of the second mounting member 300 may be changed according to requirements, which is not limited herein, and those skilled in the art can understand that the invention.

According to the utility model discloses a classroom lamp of second aspect embodiment, as shown in fig. 2, fig. 4 and fig. 6, it includes lamp strip 400, light-passing board 500 and according to the utility model discloses the formula lamp body of just adorning of above-mentioned first aspect embodiment, lamp strip 400 sets up in mounting groove 120, and light-passing board 500 sets up between lower extreme and face frame 150 of casing 100.

According to the utility model discloses classroom lamp of second aspect embodiment is through adopting the classroom lamp of above-mentioned civilian dress formula lamp body for its construction installation is comparatively convenient, can singlely install classroom lamp, has saved the cost of labor, has improved the installation effectiveness, simultaneously, still can lead to the groove through the joint and make classroom lamp can adjust mounted position as required, improves its suitability.

In this embodiment, when the classroom lamp is installed, can be earlier with casing 100, first installed part 200, parts such as lamp strip 400 and light-passing board 500 assemble in advance earlier stage, during the field construction installation, install second installed part 300 on the ceiling in classroom earlier, the mounted position of classroom lamp has been adjusted preliminarily, the classroom lamp part that will assemble earlier stage afterwards carries out the joint through first installed part 200 and second installed part 300, after the mounted position has been adjusted again, carry out the joint with first installed part 200 that the joint is good and fix with second installed part 300 and can accomplish the installation, simple to operate and efficiency are higher, can avoid causing the influence to the teaching order.

In some embodiments, a diffusion plate 600 is disposed between the lower end of the housing 100 and the light-transmitting plate 500. Through setting up diffuser plate 600, the light that lamp strip 400 sent realizes the diffusion through diffuser plate 600 and jets out, plays the effect of certain even light, realizes better teaching illuminating effect.

In this embodiment, as shown in fig. 2, fig. 4 and fig. 5, a diffusion plate 600 is disposed above the light-transmitting plate 500, and the diffusion plate 600 may be connected to the light-transmitting plate 500 by edge bonding or the diffusion plate 600 and the light-transmitting plate 500 are clamped and fixed by the housing 100 and the face frame 150.

In some embodiments, an anti-glare film 700 is disposed between the diffusion plate 600 and the light-transmitting plate 500. Set up anti-dazzle membrane 700 between diffuser plate 600 and light-passing board 500 through the setting, can suppress the production of glare better, realize better teaching illuminating effect, simultaneously, be convenient for clean and the cost is lower.

In the present embodiment, as shown in fig. 2, 4, and 5, an anti-glare film 700 is interposed between the diffusion plate 600 and the light-transmitting plate 500. In practical application, the size and the setting position of the anti-glare film 700 can be changed accordingly, for example, the anti-glare film 700 is disposed below the light-transmitting plate 500, and besides the anti-glare film 700, a grid plate or a prism plate can be disposed, which is not limited herein.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A ready-to-mount lamp housing, comprising:

a housing (100);

the first mounting piece (200) is arranged at the upper end of the shell (100), the first mounting piece (200) is of a long strip structure, a nonlinear clamping through groove (210) is formed in the upper end of the first mounting piece (200), a clamping opening (220) is formed in the side face of one end of the first mounting piece (200), and the clamping through groove (210) is communicated with the clamping opening (220);

the one end of second installed part (300) can be connected with external installation face, the other end of second installed part (300) can pass through joint opening (220) get into and the joint is fixed in the logical groove of joint (210).

2. The ready-to-mount lamp housing according to claim 1,

the logical groove of joint (210) is "L" type, first installed part (200) are provided with two and set up respectively both ends about casing (100), second installed part (300) be equipped with two and can with two first installed part (200) one-to-one is connected, two one of in first installed part (200) joint opening (220) set up the front side of first installed part (200), another joint opening (220) set up the rear side of first installed part (200).

3. The ready-to-mount lamp housing according to claim 1,

the lamp strip (400) is arranged at the lower end of the shell (100), and at least two downward sunken positions (110) are formed at the upper end of the shell (100) so as to form a mounting groove (120) for mounting the lamp strip (400).

4. The ready-to-mount lamp housing according to claim 1,

the wire pressing groove is characterized in that a wire inlet hole (130) is formed in one end of the shell (100), a wire pressing block (140) is connected to the wire inlet hole (130), a wire pressing groove (141) with one end open is formed in the wire pressing block (140), the open end of the wire pressing groove (141) faces downwards, and the wire pressing groove (141) can be communicated with the wire inlet hole (130).

5. The ready-to-mount lamp housing according to claim 1,

the lower extreme of casing (100) is connected with face frame (150) through self-tapping screw, be equipped with on face frame (150) and supply self-tapping screw carries out the spread groove (151) that the tapping is connected.

6. The ready-to-mount lamp housing according to claim 1,

joint opening (220) are "T" type of falling, the lower extreme of second installed part (300) be equipped with joint opening (220) cross sectional shape corresponds be joint portion (310) of "T" type structure of falling, there is lock nut (320) upper end of joint portion (310) through threaded connection, the lower extreme of joint portion (310) can pass through joint opening (220) get into and the joint is in the logical groove of joint (210), lock nut (320) can the butt be in on first installed part (200).

7. The ready-to-mount lamp housing according to claim 6,

the second mounting part (300) is a telescopic rod structure with adjustable length.

8. Classroom lamp, characterized by, including lamp strip (400), light-passing board (500) and the ready-to-mount lamp body of claim 1 or 2 or 4 or 6 or 7, casing (100) upper end is equipped with two at least sunken position (110) that form downwards to the lower extreme of casing (100) forms mounting groove (120) that supplies lamp strip (400) to install, lamp strip (400) set up in mounting groove (120), the lower extreme of casing (100) is connected with face frame (150) through self-tapping screw, light-passing board (500) set up in the lower extreme of casing (100) with between face frame (150).

9. Classroom lamp according to claim 8,

a diffusion plate (600) is arranged between the lower end of the shell (100) and the light-transmitting plate (500).

10. Classroom lamp according to claim 9,

an anti-glare film (700) is arranged between the diffusion plate (600) and the light-transmitting plate (500).

Images