CN210895875U

CN210895875U - Portable projector for employment guidance of colleges and universities

Info

Publication number: CN210895875U
Application number: CN201921736346.2U
Authority: CN
Inventors: 侯新月; 闫妍; 乔静; 周蕾; 苗壮
Original assignee: Xinxiang Vocational and Technical College
Current assignee: Xinxiang Vocational and Technical College
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-30
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a college employment guidance is with projecting apparatus convenient to carry, the power distribution box comprises a box body, the axle center department of the positive outer wall of box is provided with the locking subassembly, the locking subassembly includes the jam plate, be fixed connection between jam plate and the box, and the axle center department of the positive outer wall of jam plate has seted up the locking groove, one side swing joint of jam plate has the lock cylinder that runs through with locking inslot portion, and the lock cylinder keeps away from the other end fixedly connected with pull ring in locking groove, the welding has spacing seat on one side outer wall that the lock cylinder is close to the locking groove, and the welding has the stopper on one side inner wall that the jam plate is close to the pull ring, the spring has been cup jointed on the outer wall that the lock. The utility model discloses can be convenient for the teacher when going up some course for the student, need not the student and go to class to other classrooms, it is comparatively convenient, it is more convenient to remove like this, has alleviateed people's burden, has made things convenient for people's use, simple structure, convenient operation, and the practicality is strong.

Description

Portable projector for employment guidance of colleges and universities

Technical Field

The utility model relates to an education equipment technical field especially relates to a colleges and universities guidance is with portable's projecting apparatus.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals.

The projector is commonly used in teaching, the projector is taken to a classroom for use before class, the projector is folded after class, some problems are often encountered in the using process, if the projector is inconvenient to carry, the existing projector is basically used for a teacher to directly take the projector to the classroom by hands, but the projector is easy to slide down in the taking process to cause the damage of the projector. Therefore, it is desirable to design a portable projector for employment guidance in colleges and universities to solve the above problems.

Disclosure of Invention

The utility model aims at solving the inconvenience of carrying that exists among the prior art, current projecting apparatus is the teacher basically directly to take the classroom of using with the hand, nevertheless is taking the shortcoming of the very easy landing projecting apparatus of in-process and causing the damage of projecting apparatus, and the colleges and universities employment guidance that proposes uses portable's projecting apparatus.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a college careers guide projecting apparatus with portable, the power distribution box comprises a box body, the axle center department of the positive outer wall of box is provided with the locking subassembly, the locking subassembly includes the jam plate, be fixed connection between jam plate and the box, and the axle center department of the positive outer wall of jam plate has seted up the locking groove, one side swing joint of jam plate has the lock cylinder that runs through with locking inslot portion, and the lock cylinder keeps away from the other end fixedly connected with pull ring in locking groove, the lock cylinder has spacing seat near welding on one side outer wall in locking groove, and the lock plate has the stopper on being close to one side inner wall of pull ring, the lock cylinder has cup jointed the spring on being located the outer wall between stopper and the spacing seat, and is swing joint between lock cylinder and the stopper.

The key concept of the technical scheme is as follows: deposit the projecting apparatus in the box to be provided with the handle on the box in order to conveniently carry the projecting apparatus, and the pneumatic cylinder can be with projecting apparatus lifting to eminence, thereby make the people who sits at projecting apparatus projection direction can not shelter from the image that the projecting apparatus throwed, can be convenient for the teacher when giving student certain course, need not the student and go to class to other classrooms, and is comparatively convenient, and it is more convenient to remove like this, has alleviateed people's burden, has made things convenient for people's use.

Further, four non-slip shoes of fixedly connected with all around of bottom half outer wall, fixedly connected with lug on the top outer wall of box, and fixed mounting has a locating component on the box is close to the both sides outer wall of locking component, there is the case lid through hinge swing joint on the positive opposite side top outer wall is kept away from to the box, and the axle center department of the positive outer wall of case lid has the lock plate through screw fixed mounting, equal fixed mounting has the couple on the both sides outer wall that the case lid is close to the lock plate.

Furthermore, a clamping groove is formed in the outer wall of the bottom, close to the box body, of the box cover, the specification of the clamping groove is matched with that of the protruding block, and the protruding block is clamped inside the clamping groove.

Further, there is the pneumatic cylinder through bolt fixed mounting on the bottom half inner wall, and the axle center department swing joint of the top outer wall of pneumatic cylinder has the hydraulic stem, the welding has the fixing base on the top outer wall of hydraulic stem, and has the projecting apparatus through bolt fixed mounting on the top outer wall of fixing base, all be provided with the protection that is L type structural distribution on the both sides inner wall of box and glue the support, and the protection glues the specification of support and the specification looks adaptation of fixing base.

Furthermore, locating component includes two otic placodes, two through pivot swing joint there is the locating piece on the inner wall between the otic placode, and swing joint has the snap ring on the both sides outer wall of locating piece.

Further, mutually perpendicular between lock plate and the jam plate, and mutually perpendicular between locating piece and the couple, and the lock plate is swing joint through being between snap ring and the locking groove, the joint of each other between snap ring and the couple.

The utility model has the advantages that:

1. through the box that sets up, deposit the projecting apparatus in the box, and be provided with the handle on the box in order to conveniently carry the projecting apparatus, and the pneumatic cylinder can be with projecting apparatus lifting to eminence, thereby make the people who sits at projecting apparatus direction of projection can not shelter from the image that the projecting apparatus throwed, can be convenient for the teacher when giving student some course, need not the student and go to class in other classrooms, and is comparatively convenient, and it is more convenient to remove like this, and the burden of people is lightened, and people's use has been made things convenient for.

2. Through the locking subassembly that sets up, when the case lid was closed for the snap ring on the lock plate outer wall cup joints on the lock post, can be fine play the locking effect to the case lid, has promoted the security of box, can play fine guard action to the projecting apparatus, thereby prolonged the life of projecting apparatus, simple structure, convenient operation, the practicality is strong.

3. Through the locating component who sets up, after the case lid passes through the hinge upset, the lug card is gone into to the inside of draw-in groove, has played fine sealed effect to the box, and then the upset locating piece makes the snap ring joint go into the inside of couple, presses the locating piece downwards and has realized the location effect to the snap ring, has promoted the security of box for it is more convenient to overhaul the projector installation.

Drawings

Fig. 1 is a schematic structural view of a portable projector for employment guidance in colleges and universities, according to the present invention;

fig. 2 is a schematic cross-sectional structure view of a portable projector for employment guidance in colleges and universities, according to the present invention;

fig. 3 is a schematic structural view of a locking assembly of a portable projector for employment guidance in colleges and universities, according to the present invention;

fig. 4 is the utility model provides a colleges and universities guidance uses locating component schematic diagram of portable's projecting apparatus.

In the figure: the anti-skid device comprises an anti-skid block 1, a box body 2, a convex block 3, a box cover 4, a clamping groove 5, a hook 6, a locking plate 7, a locking assembly 8, a positioning assembly 9, a protective rubber support 10, a hydraulic cylinder 11, a hydraulic rod 12, a fixed seat 13, a projector 14, a locking plate 15, a limiting block 16, a locking groove 17, a locking column 18, a limiting seat 19, a spring 20, a pull ring 21, an ear plate 22, a positioning block 23 and a snap ring 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, a portable projector for employment guidance in colleges and universities includes a case 2, a locking assembly 8 is disposed at an axis of an outer wall of a front surface of the case 2, the locking assembly 8 includes a locking plate 15, the locking plate 15 is fixedly connected to the case 2, a locking groove 17 is disposed at the axis of the outer wall of the front surface of the locking plate 15, a locking post 18 penetrating through the locking groove 17 is movably connected to one side of the locking plate 15, a pull ring 21 is fixedly connected to the other end of the locking post 18 away from the locking groove 17, a limiting seat 19 is welded to the outer wall of the locking post 18 close to the locking groove 17, a limiting block 16 is welded to the inner wall of the locking plate 15 close to the pull ring 21, a spring 20 is sleeved on the outer wall of the locking post 18 between the limiting block 16 and the limiting seat 19, the locking post 18 is movably connected to the limiting block 16, the locking assembly 8 is disposed, when the case cover 4 is closed, a snap ring 24 sleeved on the outer wall of, the fine locking effect of playing to case lid 4 of ability has promoted box 2's security, can play fine guard action to projecting apparatus 14 to the life of projecting apparatus 14 has been prolonged, simple structure, convenient operation, the practicality is strong.

As can be seen from the above description, the present invention has the following advantages: install 14 with projecting apparatus in depositing box 2 on fixing base 13 through the bolt, and be provided with the handle on box 2 in order to conveniently carry the projecting apparatus, and pneumatic cylinder 11 can lift 14 to eminence with projecting apparatus, thereby make the people who sits at 14 projecting directions of projecting apparatus can not shelter from the image that 14 projecting apparatus throwed, can be convenient for the teacher when giving student some course, it goes to class to need not the student to other classrooms, and is comparatively convenient, it is more convenient to remove like this, people's burden has been alleviateed, people's use has been made things convenient for.

Further, four non slipping spur of fixedly connected with 1 all around of 2 bottom outer walls of box, fixedly connected with lug 3 on the top outer wall of box 2, and box 2 is close to fixed mounting on the both sides outer wall of locking subassembly 8 has locating component 9, box 2 keeps away from and has case lid 4 through hinge swing joint on the positive opposite side top outer wall, and the axle center department of the positive outer wall of case lid 4 has lock plate 7 through screw fixed mounting, equal fixed mounting has couple 6 on the both sides outer wall that case lid 4 is close to lock plate 7, non slipping spur 1's setting, make 14 at daily in-process more stable of using of projecting apparatus, the teaching effect has been promoted.

Further, the case lid 4 has been seted up draw-in groove 5 on being close to the bottom outer wall of box 2, and the specification of draw-in groove 5 and the specification looks adaptation of lug 3, and 3 joints of lug are in the inside of draw-in groove 5, and lug 3 cards are gone into to the inside of draw-in groove 5, have played fine sealed effect to box 2.

Further, there is pneumatic cylinder 11 through bolt fixed mounting on the 2 bottom inner walls of box, and the axle center department swing joint of the top outer wall of pneumatic cylinder 11 has hydraulic stem 12, the welding has fixing base 13 on the top outer wall of hydraulic stem 12, and there is projector 14 through bolt fixed mounting on the top outer wall of fixing base 13, it glues support 10 all to be provided with the protection that is L type structural distribution on the both sides inner wall of box 2, and the protection glues the specification that holds in the palm 10 and fixing base 13's specification looks adaptation, the setting that holds in the palm 10 is glued in the protection, can be fine play certain guard action to projector 14, the life of projector 14 has been prolonged.

Further, locating component 9 includes two otic placodes 22, there is locating piece 23 through pivot swing joint on the inner wall between two otic placodes 22, and swing joint has snap ring 24 on the both sides outer wall of locating piece 23, locating component 9's setting, after case lid 4 passes through the hinge upset, upset locating piece 23 makes snap ring 24 joint go into the inside of couple 6, press locating piece 23 downwards and realized the location effect to snap ring 24, the security of box 2 has been promoted, it is more convenient to make to install and overhaul projecting apparatus 14.

Further, mutually perpendicular between lock plate 7 and the jam plate 15, and mutually perpendicular between locating piece 23 and the couple 6, and lock plate 7 is swing joint through being between snap ring and the locking groove 17, joint each other between snap ring 24 and the couple 6, go into to the inside back of couple 6 when snap ring 24 card, lock plate 7 is through pivot upset joint to locking groove 17 inside lock post 18 on, it is firm more to make the connection between case lid 4 and the box 2, can play fine guard action to projecting apparatus 14, thereby the life of projecting apparatus 14 has been prolonged.

Adopt above-mentioned case lid 4, during the closure, make snap ring 24 on the outer wall of lock plate 7 cup joint on lock post 18, can be fine play the locking effect to case lid 4, the security of box 2 has been promoted, can play fine guard action to projecting apparatus 14, thereby the life of projecting apparatus 14 has been prolonged, moreover, the steam generator is simple in structure, high durability and convenient operation, the practicality is strong, then upset locating piece 23 makes snap ring 24 joint go into the inside of couple 6, press locating piece 23 downwards and realized the location effect to snap ring 24, the security of box 2 has been promoted, make it more convenient to install and overhaul projecting apparatus 14.

In the following, some preferred embodiments or application examples are listed to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention to the prior art:

example 1

A portable projector for employment guidance in colleges and universities comprises a box body 2, wherein a locking assembly 8 is arranged at the axis of the outer wall of the front side of the box body 2, the locking assembly 8 comprises a locking plate 15, the locking plate 15 is fixedly connected with the box body 2, a locking groove 17 is formed in the axis of the outer wall of the front side of the locking plate 15, a locking column 18 penetrating through the locking groove 17 is movably connected to one side of the locking plate 15, a pull ring 21 is fixedly connected to the other end, far away from the locking groove 17, of the locking column 18, a limiting seat 19 is welded to the outer wall of one side, close to the locking groove 17, of the locking column 18, a limiting block 16 is welded to the inner wall of one side, close to the pull ring 21, of the locking plate 15, a spring 20 is sleeved on the outer wall, between the limiting block 16 and the limiting seat 19, the locking column 18 is movably connected with the limiting block 16, the locking assembly 8 is arranged, when a box cover, the fine locking effect of playing to case lid 4 of ability has promoted box 2's security, can play fine guard action to projecting apparatus 14 to the life of projecting apparatus 14 has been prolonged, simple structure, convenient operation, the practicality is strong.

Wherein, four antiskid blocks 1 are fixedly connected around the outer wall of the bottom of the box body 2, a lug 3 is fixedly connected on the outer wall of the top of the box body 2, positioning components 9 are fixedly arranged on the outer walls of two sides of the box body 2 close to the locking component 8, a box cover 4 is movably connected on the outer wall of the top of the other side of the box body 2 far away from the front side through a hinge, a locking plate 7 is fixedly arranged at the axle center of the outer wall of the front side of the box cover 4 through screws, hooks 6 are fixedly arranged on the outer walls of two sides of the box cover 4 close to the locking plate 7, the arrangement of the antiskid blocks 1 ensures that the projector 14 is more stable in the daily use process, the teaching effect is improved, a clamping groove 5 is arranged on the outer wall of the bottom of the box body 4 close to the box body 2, the specification of the clamping groove 5 is matched with the specification of the lug 3, the, the inner wall of the bottom of the box body 2 is fixedly provided with a hydraulic cylinder 11 through a bolt, the axle center of the outer wall of the top of the hydraulic cylinder 11 is movably connected with a hydraulic rod 12, the outer wall of the top end of the hydraulic rod 12 is welded with a fixed seat 13, the outer wall of the top of the fixed seat 13 is fixedly provided with a projector 14 through a bolt, the inner walls of two sides of the box body 2 are respectively provided with a protective rubber support 10 which is distributed in an L-shaped structure, the specification of the protective rubber support 10 is matched with that of the fixed seat 13, the arrangement of the protective rubber support 10 can well play a certain protective role on the projector 14, the service life of the projector 14 is prolonged, the positioning assembly 9 comprises two lug plates 22, the inner wall between the two lug plates 22 is movably connected with a positioning block 23 through a rotating shaft, the outer walls of two sides of the positioning block 23 are movably connected with snap rings 24, upset locating piece 23 makes snap ring 24 joint go into the inside of couple 6, press locating piece 23 downwards and realized the location effect to snap ring 24, box 2's security has been promoted, it is more convenient to make installation and maintenance to projecting apparatus 14, mutually perpendicular between jam plate 7 and the jam plate 15, and mutually perpendicular between locating piece 23 and the couple 6, and jam plate 7 is swing joint through being between snap ring and the locking groove 17, joint each other between snap ring 24 and the couple 6, go into to couple 6 inside back when snap ring 24 card, jam plate 7 is through pivot upset joint to locking groove 17 inside lock post 18 on, make the connection between case lid 4 and the box 2 more firm, can play fine guard action to projecting apparatus 14, thereby projecting apparatus 14's life has been prolonged.

The working principle is as follows: when the portable projector for employment guidance in colleges and universities is used, the projector 14 is installed on the fixed seat 13 through bolts and stored in the box body 2, the box body 2 is provided with a handle to carry the projector conveniently, the hydraulic cylinder 11 can lift the projector 14 to a high position, so that a person sitting in the projection direction of the projector 14 can not block images projected by the projector 14, a teacher can conveniently go to a class in other classrooms when taking certain courses for students, the movement is convenient, the burden of people is reduced, the use of people is facilitated, when the box cover 4 is closed, the snap ring 24 on the outer wall of the locking plate 7 is sleeved on the locking column 18, the locking effect on the box cover 4 can be well achieved, the safety of the box body 2 is improved, the projector 14 can be well protected, and the service life of the projector 14 is prolonged, simple structure, convenient operation, the practicality is strong, and then upset locating piece 23 makes snap ring 24 joint go into the inside of couple 6, presses locating piece 23 downwards and has realized the location effect to snap ring 24, has promoted the security of box 2 for it is more convenient to install and overhaul projecting apparatus 14.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a college careers guide with portable's projecting apparatus, includes box (2), its characterized in that, the axle center department of box (2) front outer wall is provided with locking subassembly (8), locking subassembly (8) include jam plate (15), be fixed connection between jam plate (15) and box (2), and jam plate (15) front outer wall's axle center department has seted up locking groove (17), one side swing joint of jam plate (15) has run through in locking groove (17) inside lock post (18), and lock post (18) keep away from the other end fixedly connected with pull ring (21) of locking groove (17), the welding has spacing seat (19) on the one side outer wall that lock post (18) is close to locking groove (17), and welding has stopper (16) on the one side inner wall that jam plate (15) is close to pull ring (21), lock post (18) are located and have cup jointed spring (20) on the outer wall between stopper (16) and spacing seat (19), and the lock column (18) is movably connected with the limiting block (16).

2. The portable projector for college employment guidance according to claim 1, wherein four anti-slip blocks (1) are fixedly connected to the periphery of the outer wall of the bottom of the box body (2), a convex block (3) is fixedly connected to the outer wall of the top of the box body (2), positioning components (9) are fixedly mounted on the outer walls of two sides of the box body (2) close to the locking components (8), a box cover (4) is movably connected to the outer wall of the top of the other side of the box body (2) far away from the front side through a hinge, a locking plate (7) is fixedly mounted at the axis of the outer wall of the front side of the box cover (4) through a screw, and hooks (6) are fixedly mounted on the outer walls of two sides of the box cover (4) close to the locking plate.

3. The portable projector for college employment guidance according to claim 2, wherein the case cover (4) is provided with a clamping groove (5) on the outer wall of the bottom portion close to the case body (2), the specification of the clamping groove (5) is matched with that of the projection (3), and the projection (3) is clamped inside the clamping groove (5).

4. The portable projector for college employment guidance according to claim 1, wherein a hydraulic cylinder (11) is fixedly mounted on the inner wall of the bottom of the box body (2) through a bolt, a hydraulic rod (12) is movably connected to the axis of the outer wall of the top of the hydraulic cylinder (11), a fixed seat (13) is welded on the outer wall of the top end of the hydraulic rod (12), a projector (14) is fixedly mounted on the outer wall of the top of the fixed seat (13) through a bolt, protective glue supports (10) distributed in an L-shaped structure are arranged on the inner walls of the two sides of the box body (2), and the specification of the protective glue supports (10) is matched with the specification of the fixed seat (13).

5. The portable projector for college employment guidance according to claim 2, wherein the positioning assembly (9) comprises two ear plates (22), a positioning block (23) is movably connected to an inner wall between the two ear plates (22) through a rotating shaft, and clamping rings (24) are movably connected to outer walls of two sides of the positioning block (23).

6. The portable projector for college employment guidance according to claim 2, wherein the locking plate (7) and the locking plate (15) are perpendicular to each other, the positioning block (23) and the hook (6) are perpendicular to each other, the locking plate (7) is movably connected with the locking groove (17) through a snap ring, and the snap ring (24) and the hook (6) are mutually clamped.