CN113895171A - Absorption formula raise dust suppression type blackboard eraser - Google Patents
Absorption formula raise dust suppression type blackboard eraser Download PDFInfo
- Publication number
- CN113895171A CN113895171A CN202111229007.7A CN202111229007A CN113895171A CN 113895171 A CN113895171 A CN 113895171A CN 202111229007 A CN202111229007 A CN 202111229007A CN 113895171 A CN113895171 A CN 113895171A
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- blackboard eraser
- blackboard
- fixed
- plate
- dust exhaust
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- 239000000428 dust Substances 0.000 title claims abstract description 118
- 230000001629 suppression Effects 0.000 title claims abstract description 12
- 238000010521 absorption reaction Methods 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000001179 sorption measurement Methods 0.000 claims abstract description 13
- 230000002265 prevention Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000013507 mapping Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L9/00—Circular curve-drawing or like instruments
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the technical field of blackboard erasers, in particular to an adsorption type dust suppression blackboard eraser. The blackboard eraser comprises a blackboard body, wherein the blackboard body at least comprises a fixed plate, the surface of the fixed plate is provided with a chute, a plurality of groups of positioning springs are arranged inside the chute, one end of each positioning spring is provided with a fixed block, the fixed block is fixedly connected with the chute, the other end of each positioning spring is provided with a baffle, the baffle is in sliding connection with the chute, the surface close to the chute is provided with a sliding cavity, the inside of the sliding cavity is in sliding connection with a sliding plate, one side of the bottom of the sliding plate is provided with a shaft rod, and the surface of the shaft rod is connected with a blackboard eraser body; the bottom of the water storage tank is connected with a drain pipe, the surface of the sliding groove is provided with a connecting port, and the drain pipe is fixedly connected with the connecting port. According to the invention, the blocking piece is pushed away after the blackboard eraser body rotates to a certain degree, the water flow is downward, and dust generated in the wiping process is humidified to form particles, so that splashing is prevented.
Description
Technical Field
The invention relates to the technical field of blackboard erasers, in particular to an adsorption type dust suppression blackboard eraser.
Background
The blackboard eraser is a device for erasing chalk writing written on a blackboard. The current blackboard eraser and blackboard are two independent parts, and after the blackboard eraser is used, the blackboard can be placed on other carriers, and most of places using the blackboard eraser are schools, so that students are likely to lose the blackboard eraser when playing, and the next time the blackboard eraser is used, the users still need to search for the blackboard eraser with time and labor waste.
Meanwhile, when the existing blackboard eraser erases chalk marks, a large amount of dust splashes out, so that dust is attached to the body of a wiper and the air nearby, meanwhile, for students sitting at a position close to the blackboard, a large amount of dust particles are adsorbed every day, and great harm is generated in an excessive dust adsorbing body, so that the existing blackboard eraser has defects in many aspects when in use.
Disclosure of Invention
The invention aims to provide an adsorption type dust suppression blackboard eraser to solve the problems in the background technology.
In order to achieve the above object, an object of the present invention is to provide an absorption type dust suppression blackboard eraser, which includes a blackboard body, the blackboard body at least including:
the blackboard eraser comprises a blackboard body, a fixing plate, a plurality of groups of positioning springs, a fixing block, a baffle plate and a blackboard eraser body, wherein the fixing plate is installed at the end part of the blackboard body, a chute is formed in the surface of the fixing plate, the plurality of groups of positioning springs are arranged inside the chute, the fixing block is installed at one end of each positioning spring and fixedly connected with the chute, the other end of each positioning spring is provided with the baffle plate, the baffle plate is slidably connected with the chute, a sliding cavity is formed in the surface close to the chute, a sliding plate is slidably connected inside the sliding cavity, a shaft rod is arranged on one side of the bottom of the sliding plate, the surface of the shaft rod is connected with the blackboard eraser body, and the blackboard eraser body is used for erasing chalk writings on the surface of the blackboard body;
the water storage tank is fixedly installed on the surface of one of the fixing plates, the bottom of the water storage tank is connected with a drain pipe, a connector is formed in the surface of the sliding groove, the drain pipe is fixedly connected with the connector, and the blocking piece is used for blocking water flow of the drain pipe.
When the water storage tank works specifically, the water storage tank is rotationally connected with the blackboard eraser body through the shaft lever, the surface of the shaft lever is provided with the rotating wheel, the shaft lever can rotate through the rotating wheel, namely the blackboard eraser body rotates, when writing exists on the surface of the blackboard eraser body, the blackboard eraser body performs circular motion around the shaft lever to erase the writing on the surface of the blackboard eraser body, when the blackboard eraser body rotates in a ring shape and one side end of the blackboard eraser body rotates to the upper part, one end of the blackboard eraser body contacts with the baffle plate and drives the baffle plate to one side, the baffle plate leaves the surface of the blocking drain pipe at the moment, water flow downwards flows along the inner part of the drain pipe, the filter screen is embedded in the drain pipe and is used for reducing the outflow degree of the water flow, at the moment, micro water flow can be scattered and dripped on the surface of the blackboard eraser body, when the blackboard eraser body rotates again to erase dust, the dust on the surface of the blackboard body cannot splash outwards under the action of moisture, meanwhile, under the action of force generated after rotation, part of moisture is thrown outwards, namely water flow can humidify the dust which is splashed before and exists in the air to enable the dust to form particles to fall, the dust is prevented from splashing when chalk writing is wiped, the blackboard eraser body cannot be lost, one end of the blackboard eraser body can leave the surface of the blocking piece when the blackboard eraser body rotates downwards gradually, the blocking piece resets to block the drain pipe through the positioning spring, the wiping work is finished at the moment, and the moisture at the dropping position in the process is less, so that the blackboard eraser body cannot be influenced; secondly, when the lateral dimension of blackboard body is great, the accessible slides the slide along the inside in sliding chamber, can carry out the accuracy to writing when blackboard eraser body removes and erase writing on blackboard body, after the use, slides the slide to the edge part along sliding chamber, can leave convenient space of writing for blackboard body.
As a further improvement of the technical scheme, the surface mounting of blackboard body has the limiting plate, the limiting plate is used for right the slide reaches the stopping of blackboard eraser body, the screw socket has been seted up on the surface of limiting plate, the internal connection of screw socket has the screw rod, the screw rod is used for right the slide pressurizes the locking.
As a further improvement of the technical scheme, one side of the shaft rod protrudes out of the sliding plate, a rotating wheel is mounted on the surface of the shaft rod and used for rotating the shaft rod, a fixing ring is mounted on the surface of the sliding plate, a bayonet is formed in the bottom side surface of the fixing ring, a clamping block which is matched and attached with the bayonet is arranged at the end of the blackboard eraser body, and the clamping block is clamped and fixed with the bayonet.
As a further improvement of this technical scheme, the surface of fixed plate is equipped with the installation piece, connecting spring is equipped with to the surface installation of installation piece, connecting spring's one end with the fixed surface installation of slide, the side of slide is connected with the rope body, the side of blackboard body is equipped with the mounting bracket, the surface mounting of mounting bracket has the collar, the collar with rope body fixed connection, the reel is installed to another tip of collar.
As a further improvement of the technical scheme, the inside of the shaft disc is in a cross shape, a fixing rod is arranged on the inner side of the shaft disc, a round connecting port is formed in the surface of the mounting rack, the fixing rod can be fixedly connected with the mounting rack in an inserting mode, and the fixing rod is used for locking the position of the shaft disc.
As a further improvement of this technical scheme, the surface mounting of fixed plate has the loss prevention piece, the loss prevention piece is "U" shape structure, the internal surface of loss prevention piece inlays and is equipped with the loss prevention strip, the loss prevention strip adopts rubber materials to make, the loss prevention strip with rope body sliding connection.
As a further improvement of the technical scheme, a slide rail is arranged on the side face of the blackboard eraser body, a slide block is connected to the inside of the slide rail in a sliding manner, a fixed cavity is arranged on the surface of the slide block, a fixed spring is arranged inside the fixed cavity, and a chalk body is inserted into the fixed cavity and can be used for assisting drawing.
As a further improvement of the technical scheme, the bottom side surface mounting of blackboard body has the dust exhaust subassembly, the dust exhaust subassembly is including the dust exhaust chamber, the dust exhaust chamber is located under the blackboard eraser body, the dust exhaust chamber be equipped with a plurality of groups of guide spring on the surface, guide spring is equidistant setting, the direction brush board is installed to one end of guide spring, the bottom surface of direction brush board is the brush strip form, another end connection of guide spring has the mounting panel, the mounting panel with dust exhaust chamber fixed mounting.
As a further improvement of the technical scheme, the guide strip is installed on the side face of the guide brush plate and is in a zigzag shape, a dust exhaust port is formed in the surface of the dust exhaust cavity, a cavity is formed in the dust exhaust port, an inner plate is connected to the inside of the cavity in a sliding mode and is in an L shape, the cavity is connected with the dust exhaust port through a reset spring, and the guide strip is connected with the lower portion of the inner plate.
As a further improvement of the technical scheme, a rectangular cavity is formed in the bottom side surface of the blackboard body, the dust exhaust cavity is of a rectangular structure with an opening towards one side, a convex block is arranged on one side of the dust exhaust cavity, and the convex block is fixedly connected with the rectangular cavity in an inserted mode.
Compared with the prior art, the invention has the beneficial effects that:
1. in the adsorption type dust-raising suppression type blackboard eraser, the blackboard eraser is not easy to lose through the connection of the sliding plate and the blackboard eraser body, when the blackboard eraser body rotates to erase dust writing on the surface of the blackboard body, the blocking piece above the blackboard eraser body can be pushed, water flow downwards along the drain pipe humidifies the dust splashed in the erasing process of the blackboard eraser body to form particles, so that the dust cannot splash, the writing is erased, and meanwhile, the dust is prevented from being stored in the air in a large amount.
2. In this absorption formula raise dust suppression type blackboard eraser, when the teaching of drawing on the surface at blackboard body, can advance the chalk card to the inside in fixed chamber, blackboard eraser body rotates, blackboard eraser body drives the slider arc promptly and rotates, chalk body draws circularly accurately, simultaneously because of the chalk body is the consumer, can shorten gradually when using, can extrude the chalk body through fixed spring, make real-time laminating of chalk body experience at blackboard body's surface, the unable condition on blackboard body surface of contact of chalk body can not appear.
3. In this absorption formula raise dust suppression type blackboard eraser, the design in dust exhaust chamber is used for accepting the dust that drops when the blackboard eraser body in top erased the dust, along with when the blackboard eraser body rotates downwards when wiping, the direction brush board is driven by the blackboard eraser body, the dust that the existence in dust exhaust chamber was erased to one end is wiped in the lateral motion of direction brush board, the direction brush board can be in one place the dust, reach convenient dust and clean to one end, and when the blackboard eraser body leaves direction brush board surface because of rotating after, the direction brush board is pulled back under the elastic force of direction spring, this operation is accomplished, need not the frequent cleaning of manpower, only need the manpower directly will clean to heap dust move out can, reach the convenience of follow-up clearance.
4. In this absorption formula raise dust suppression type blackboard eraser, when the direction brush board is promoted to one side gradually, the well lower part of gib block contact inner panel and with its syntropy promotion, the inner panel slides along the inside of cavity, the dust exhaust mouth is opened, the direction brush board pushes away the dust to the inside whereabouts play of dust exhaust mouth, the dust is whole to be cleared up, and along with the blackboard eraser body leaves behind the direction brush board, the direction brush board resets, the inner panel also resets again under reset spring's elasticity, the inside of closed dust exhaust mouth, whole process need not the intervention of manpower, form the automatic cleaning operation of integration, also make holistic workflow more simple and convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of a partial structure of a blackboard body according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a fixing plate according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a blackboard body according to embodiment 1 of the present invention;
FIG. 5 is a second partial structural view of the blackboard body according to embodiment 1 of the present invention;
fig. 6 is an exploded view of the structure of the skateboard and the blackboard eraser body according to embodiment 2 of the present invention;
FIG. 7 is a schematic structural diagram of FIG. 6 at A in example 2 of the present invention;
fig. 8 is a schematic structural view of a blackboard eraser body and a sliding block according to embodiment 3 of the present invention;
fig. 9 is a schematic structural view of a blackboard eraser body and a slide rail according to embodiment 3 of the present invention;
FIG. 10 is an exploded view of a slider structure according to embodiment 3 of the present invention;
FIG. 11 is a schematic structural view of a dust exhaust assembly according to embodiment 4 of the present invention;
FIG. 12 is an exploded view of a dust discharging assembly in accordance with embodiment 4 of the present invention;
FIG. 13 is a view showing the structure at B of FIG. 12 in embodiment 4 of the present invention;
FIG. 14 is a schematic structural view of a guide brush plate and a guide bar according to embodiment 4 of the present invention;
fig. 15 is a schematic structural view of a dust exhaust port and a slide chamber in embodiment 4 of the present invention.
The various reference numbers in the figures mean:
100. a blackboard body; 1001. a fixing plate; 10011. a slide chamber; 10012. a chute; 10013. a positioning spring; 10014. a fixed block; 10015. a baffle plate; 1002. a limiting plate; 1003. a screw;
111. a slide plate; 1110. a fixing ring; 112. a blackboard eraser body; 1121. a clamping block; 1122. a slide rail; 113. rotating the wheel; 114. a water storage tank; 115. pasting a board; 116. mounting blocks; 1161. a connecting spring; 1162. a rope body; 1163. a loss prevention block; 1164. a mounting frame; 1165. a shaft ring; 1166. a reel; 1167. fixing the rod; 117. a slider; 1171. a fixation cavity; 1172. fixing the spring; 1173. a chalk body; 118. a dust exhaust assembly; 1181. a dust exhaust cavity; 1182. a guide spring; 1183. a guide brush plate; 1184. a guide strip; 1185. a dust exhaust port; 11850. a slide chamber; 1186. an inner plate; 1187. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 5, an object of the present embodiment is to provide an absorption type dust suppression blackboard eraser, which includes a blackboard body 100, where the blackboard body 100 at least includes:
a fixing plate 1001, the fixing plate 1001 is mounted at an end of the blackboard body 100, a sliding groove 10012 is formed in the surface of the fixing plate 1001, a plurality of sets of positioning springs 10013 are arranged inside the sliding groove 10012, a fixing block 10014 is mounted at one end of the positioning springs 10013, the fixing block 10014 is fixedly connected with the sliding groove 10012, a blocking piece 10015 is arranged at the other end of the positioning springs 10013, the blocking piece 10015 is slidably connected with the sliding groove 10012, a sliding cavity 10011 is formed in the surface close to the sliding groove 10012, a sliding plate 111 is slidably connected inside the sliding cavity 10011, a shaft lever is arranged at one side of the bottom of the sliding plate 111, a blackboard eraser body 112 is connected to the surface of the shaft lever, and the blackboard eraser body 112 is used for erasing chalk marks on the surface of the blackboard body 100;
When the water storage tank 114 of the present invention works specifically, the water storage tank is rotationally connected to the blackboard eraser body 112 through a shaft rod, the surface of the shaft rod is provided with the rotating wheel 113, the shaft rod can rotate through the rotating wheel 113, that is, the blackboard eraser body 112 rotates, when there are writing on the surface of the blackboard eraser body 100, the blackboard eraser body 112 performs a circular motion around the shaft rod to erase the writing on the surface of the blackboard eraser body 100, when the blackboard eraser body 112 rotates annularly and one side end of the blackboard eraser body 112 rotates to the upper side, one end of the blackboard eraser body 112 contacts the blocking sheet 10015 and drives the blocking sheet 10015 to one side, at this time, the blocking sheet 10015 leaves the surface of the blocking water discharge pipe 1141, the water flow goes down along the interior of the water discharge pipe 1141, wherein a filter screen is embedded in the interior of the water discharge pipe 1141 and used for reducing the outflow degree of the water flow, at this time, a micro water flow scatters and drops on the surface of the blackboard eraser body 112, when the blackboard eraser body 112 rotates again to erase dust, the dust on the surface of the blackboard body 100 is subjected to the action of moisture and cannot splash outwards, meanwhile, under the action of force generated after rotation, part of moisture is thrown outwards, namely water flow can humidify the dust which is splashed out and exists in the air so that particles formed by the dust fall, the dust is prevented from splashing when chalk marks are erased, the blackboard eraser body 112 cannot be lost, when the blackboard eraser body 112 rotates downwards gradually, one end of the blackboard eraser body 112 can leave the surface of the blocking piece 10015, the blocking piece 10015 resets the blocking drain pipe 1141 through the positioning spring 10013, the erasing work is finished at this moment, the moisture at the dropping position in the process is less, and the blackboard eraser body 112 cannot be influenced; secondly, when the lateral dimension of the blackboard body 100 is large, because the drain pipes 1141 and the blocking pieces 10015 are arranged in multiple groups, the sliding plate 111 can be slid along the inside of the sliding cavity 10011, the blackboard eraser body 112 can accurately erase the writing written on the blackboard body 100 when moved, and after the blackboard eraser is used, the sliding plate 111 is slid along the sliding cavity 10011 to the edge part, so that a convenient writing space can be reserved for the blackboard body 100.
In order to avoid the erroneous touch caused by the non-use of the blackboard eraser body 112, a limiting plate 1002 is mounted on the surface of the blackboard body 100, the limiting plate 1002 is used for blocking the sliding plate 111 and the blackboard eraser body 112, a screw hole is formed in the surface of the limiting plate 1002, a screw 1003 is connected inside the screw hole, and the screw 1003 is used for pressurizing and locking the sliding plate 111, because the blackboard body 100 is usually arranged in a classroom, when a student plays during a class, the student is likely to touch the blackboard eraser body 112 inside to cause the sliding plate to shake, when the sliding plate 111 slides to the edge of the blackboard body 100, the sliding plate 111 and the blackboard eraser body 112 enter the limiting plate 1003, the screw 10030 rotates inwards along the screw hole, that is, the screw 10030 extrudes the rotating wheel 113 on the surface of the sliding plate 111, at this time, the rotating wheel 113 cannot rotate, further, the rotation of the rotating wheel 113 is limited, and the blackboard body 112 is prevented from shaking, the service life of the blackboard eraser body 112 is prolonged.
In order to solve the problem that a large amount of dust is attached to the blackboard eraser body 112 after multiple times of use, one side of a shaft rod protrudes out of the sliding plate 111, the surface of the shaft rod is provided with the rotating wheel 113, the rotating wheel 113 is used for rotating the shaft rod, the surface of the sliding plate 111 is provided with the fixing ring 1110, the bottom side surface of the fixing ring 1110 is provided with a bayonet, the end part of the blackboard eraser body 112 is provided with the fixture block 1121 matched, attached and connected with the bayonet, the fixture block 1121 is clamped and fixed with the bayonet, after the blackboard eraser body 112 is used for a long time, the fixture block 1121 is moved out along the inside of the bayonet, a brush on the surface of the blackboard eraser body 112 is cleaned, and the phenomenon that a large amount of dust and foreign matters are attached to the blackboard eraser body 112 to affect the normal use of the blackboard eraser body 112 is avoided; the corner end of the blackboard body 100 is fixedly mounted on a wall through a pasting plate 115, and the pasting plate 115 is connected with the wall through a bolt, so that the blackboard body 100 can be conveniently mounted, and subsequent dismounting is facilitated.
Example 2
In order to facilitate the movement of the position of the blackboard eraser body 112, the embodiment is different from embodiment 1 in that please refer to fig. 6 and 7:
the surface of the fixing plate 1001 is provided with the mounting block 116, the surface of the mounting block 116 is provided with the connecting spring 1161, one end of the connecting spring 1161 is fixedly mounted on the surface of the sliding plate 111, the side surface of the sliding plate 111 is connected with the rope 1162, the side surface of the blackboard body 100 is provided with the mounting frame 1164, the surface of the mounting frame 1164 is provided with the shaft ring 1165, the shaft ring 1165 is fixedly connected with the rope 1162, the other end of the shaft ring 1165 is provided with the shaft disc 1166, when the shaft disc 1166 rotates, the shaft ring 1165 rotates to wind the rope 1162, the rope 1162 is pulled to the right side, namely, the positions of the sliding plate 111 and the blackboard eraser body 112 are moved, dust can be accurately erased, the mounting frame 1164 is arranged on the side of the blackboard body 100, dust can be further conveniently cleaned by rotating operation of a person, after dust can be cleaned, the shaft disc 1166 is released, and the connecting spring 1161 is pulled back to the side end to be reset.
Further, the inside of the shaft disc 1166 is cross-shaped, a fixing rod 1167 is arranged on the inner side of the shaft disc 1166, a circular connecting port is formed in the surface of the mounting frame 1164, the fixing rod 1167 can be fixedly connected with the mounting frame 1164 in an inserting mode, the fixing rod 1167 is used for locking the position of the shaft disc 1166, when the rope 1162 is pulled by the rotating shaft disc 1166, the fixing rod 1167 penetrates through the corresponding cross-shaped partition space and is connected to the surface of the mounting frame 1164, the shaft disc 1166 can be locked, so that the blackboard eraser body 112 at a certain position can be conveniently erased in a blackboard 100 area through multiple rotation, and the shaft disc 1166 does not need to be supported by manpower.
Secondly, the surface mounting of fixed plate 1001 has loss prevention piece 1163, loss prevention piece 1163 is "U" shape structure, the internal surface of loss prevention piece 1163 inlays and is equipped with the loss prevention strip, the loss prevention strip adopts rubber materials to make, loss prevention strip and the rope 1162 sliding connection, loss prevention piece 1163 is used for supporting the loss prevention strip, make it be difficult for producing deformation, and then the rope 1162 can slide from top to bottom along the surface of loss prevention strip, avoid the rope 1162 direct and fixed plate contact, reduce the condition that the rope 1162 produces wearing and tearing, in order to improve the life of rope 1162.
Example 3
In order to make the blackboard eraser body 112 further assist teaching, the difference between the embodiment and the embodiment 1 is as shown in fig. 8 to 10:
slide rail 1122 has been seted up to the side of blackboard eraser body 112, the inside sliding connection of slide rail 1122 has slider 117, fixed chamber 1171 has been seted up on the surface of slider 117, and the internally mounted of fixed chamber 1171 has fixed spring 1172, and the inside grafting of fixed chamber 1171 has chalk body 1173, to the school in poverty mountain area, can't satisfy the use of teaching aid, when the teaching of drawing on the surface at blackboard body 100, for example: when drawing circular or arc, the unable accurate drawing of teacher is circular, can advance the chalk card to the inside of fixed chamber 1171, blackboard eraser body 112 rotates, blackboard eraser body 112 drives slider 117 arc and rotates, chalk body 1173 draws circularly accurately, and slider 117 sets up right-hand at blackboard eraser body 112, it stops rotating to rotate when the round is about to reset at blackboard eraser body 112 rotation, blackboard eraser body 112 can not erase the figure of just drawing promptly, and simultaneously, because of chalk body 1173 is the consumables, can shorten gradually when using, can extrude chalk body 1173 through fixed spring 1172, make the real-time laminating of chalk body 1173 meeting at blackboard body 100's surface, can not show the unable condition that contacts blackboard body 100 surface of chalk body 1173.
Example 4
In order to further improve the erasing operation of the blackboard eraser body 112, the difference between the embodiment and the embodiment 1 is that, please refer to fig. 11-15:
the blackboard eraser comprises a blackboard body 100, a dust exhaust assembly 118 is mounted on the bottom surface of the blackboard body 100, the dust exhaust assembly 118 comprises a dust exhaust cavity 1181, the dust exhaust cavity 1181 is located right below a blackboard eraser body 112, a plurality of groups of guide springs 1182 are arranged on the surface of the dust exhaust cavity 1181, the guide springs 1182 are arranged at equal intervals, a guide brush plate 1183 is mounted at one end of each guide spring 1182, the bottom surface of each guide brush plate 1183 is in a brush strip shape, the other end of each guide spring 1182 is connected with a mounting plate, the mounting plates and the dust exhaust cavity 1181 are fixedly mounted, firstly, the dust exhaust cavity 1181 is designed to receive dust falling when the blackboard eraser body 112 erases dust, and as the blackboard eraser body 112 rotates downwards to wipe, the blackboard eraser body 112 gradually contacts the guide brush plate 1183 at the corresponding position, the guide brush plate 1183 is driven, namely, the guide brush plate 1183 transversely moves to wipe dust existing in the dust exhaust cavity 1181 to one end, and the width of the dust exhaust cavity 1181 is smaller, the manual erasing is inconvenient, so that the dust can be collected into one position by the guide brush plate 1183, and after the blackboard eraser body 112 leaves the surface of the guide brush plate 1183 due to the rotation, the guide brush plate 1183 is pulled back under the elastic force of the guide spring 1182, the operation is completed, the manual frequent cleaning is not needed, the manual cleaning is only needed, the dust cleaned to the pile shape is directly moved out, and the subsequent cleaning is convenient.
Further, a guide bar 1184 is installed on a side surface of the guide brush plate 1183, the guide bar 1184 is "zigzag" shaped, a dust exhaust opening 1185 is formed in the surface of the dust exhaust cavity 1181, a cavity 11850 is formed inside the dust exhaust opening 1185, an inner plate 1186 is slidably connected inside the cavity 11850, the inner plate 1186 is "L" shaped, the cavity 11850 and the dust exhaust opening 1185 are connected through a return spring 1187, the guide bar 1184 is connected with the lower portion of the inner plate 1186, when the inner plate 1186 is not driven, the inner plate 1186 closes the surface of the dust exhaust opening 1185 under the elastic extrusion of the return spring 1187, dust can be normally blocked inside the dust exhaust cavity 1181, further, the dust exhaust opening 1185 is located on the side of the mounting plate, when the guide brush plate 1183 is gradually pushed to one side, that is, the guide bar 1184 on the surface of the guide brush plate 1183 contacts the middle lower portion of the inner plate 1186 and pushes the inner plate 1186 in the same direction, that is driven, and at this time, the inner plate 11850 slides along the inner plate 11850, the dust exhaust hole 1185 is opened, the guide brush plate 1183 pushes dust to the inside of the dust exhaust hole 1185 to fall out, the whole dust is cleaned, the guide brush plate 1183 resets after the blackboard eraser body 112 leaves the guide brush plate 1183, the inner plate 1186 resets again under the elasticity of the reset spring 1187, the inside of the dust exhaust hole 1185 is closed, and the whole process is free of manual intervention, so that integrated automatic cleaning operation is formed.
Secondly, the bottom side surface of blackboard body 100 has seted up the rectangular cavity, dust exhaust cavity 1181 is the rectangle structure of opening to one side, and one side of dust exhaust cavity 1181 is equipped with the lug, and the lug is pegged graft with the rectangular cavity and is fixed, through pegging graft combination back, convenient equipment can be carried out in dust exhaust cavity 1181, and after repetitious usage, dust exhaust cavity 1181 can be detached the surface of blackboard body 100 by the lug, carries out the rivers and washes, makes its clean back install again and use, has improved the cleanliness factor.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An absorption formula raise dust suppression type blackboard eraser, includes blackboard body (100), its characterized in that: the blackboard body (100) at least comprises:
a fixing plate (1001), the fixing plate (1001) being mounted on an end portion of the blackboard body (100), the surface of the fixing plate (1001) is provided with a chute (10012), a plurality of groups of positioning springs (10013) are arranged inside the chute (10012), a fixed block (10014) is installed at one end of the positioning spring (10013), the fixed block (10014) is fixedly connected with the chute (10012), another end of the positioning spring (10013) is provided with a baffle plate (10015), the baffle plate (10015) is in sliding connection with the chute (10012), a sliding cavity (10011) is arranged on the surface close to the chute (10012), a sliding plate (111) is connected inside the sliding cavity (10011) in a sliding manner, one side of the bottom of the sliding plate (111) is provided with a shaft lever, the surface of the shaft lever is connected with a blackboard eraser body (112), and the blackboard eraser body (112) is used for erasing chalk marks on the surface of the blackboard body (100);
the water storage tank (114), the water storage tank (114) with one of them the fixed surface of fixed plate (1001) is fixed and is installed, the bottom of water storage tank (114) all is connected with drain pipe (1141), the connector has been seted up on the surface of spout (10012), drain pipe (1141) with connector fixed connection, separation blade (10015) are used for to the rivers of drain pipe (1141) block.
2. An adsorption type dust emission suppressing type blackboard eraser according to claim 1, wherein: the surface mounting of blackboard body (100) has limiting plate (1002), limiting plate (1002) are used for right slide (111) reaches stopping of blackboard eraser body (112), the screw socket has been seted up on the surface of limiting plate (1002), the internal connection of screw socket has screw rod (1003), screw rod (1003) are used for right slide (111) pressurize the locking.
3. An adsorption type dust emission suppressing type blackboard eraser according to claim 1, wherein: one side of the shaft rod protrudes out of the sliding plate (111), a rotating wheel (113) is mounted on the surface of the shaft rod, the rotating wheel (113) is used for rotating the shaft rod, a fixing ring (1110) is mounted on the surface of the sliding plate (111), a bayonet is formed in the bottom side surface of the fixing ring (1110), a clamping block (1121) which is matched and attached with the bayonet is arranged at the end of the blackboard eraser body (112), and the clamping block (1121) is clamped and fixed with the bayonet.
4. An adsorption type dust emission suppressing type blackboard eraser according to claim 1, wherein: the surface of fixed plate (1001) is equipped with installation piece (116), the surface mounting of installation piece (116) has connecting spring (1161), connecting spring (1161) one end with the fixed surface installation of slide (111), the side of slide (111) is connected with rope body (1162), the side of blackboard body (100) is equipped with mounting bracket (1164), the surface mounting of mounting bracket (1164) has axle ring (1165), axle ring (1165) with rope body (1162) fixed connection, reel (1166) are installed to another tip of axle ring (1165).
5. An adsorption type dust emission suppressing blackboard eraser according to claim 4, wherein: the inside of arbor dish (1166) is "ten" font, the inboard of arbor dish (1166) is equipped with dead lever (1167), the circular shape connector has been seted up on the surface of mounting bracket (1164), dead lever (1167) can with mounting bracket (1164) grafting is fixed, dead lever (1167) are used for the locking the position of arbor dish (1166).
6. An adsorption type dust emission suppressing blackboard eraser according to claim 4, wherein: the surface mounting of fixed plate (1001) has loss prevention piece (1163), loss prevention piece (1163) are "U" shape structure, the internal surface of loss prevention piece (1163) inlays and is equipped with the loss prevention strip, the loss prevention strip adopts rubber materials to make, the loss prevention strip with rope body (1162) sliding connection.
7. An adsorption type dust emission suppressing type blackboard eraser according to claim 1, wherein: slide rail (1122) have been seted up to the side of blackboard eraser body (112), the inside sliding connection of slide rail (1122) has slider (117), fixed chamber (1171) has been seted up on the surface of slider (117), the internally mounted of fixed chamber (1171) has fixed spring (1172), the inside grafting of fixed chamber (1171) has chalk body (1173), chalk body (1173) can be used to supplementary mapping.
8. An adsorption type dust emission suppressing type blackboard eraser according to claim 1, wherein: bottom side surface mounting of blackboard body (100) has (118) dust exhaust subassembly, dust exhaust subassembly (118) is including dust exhaust chamber (1181), dust exhaust chamber (1181) is located blackboard eraser body (112) under, dust exhaust chamber (1181) be equipped with a plurality of groups of guide spring (1182) on the surface, guide spring (1182) are equidistant setting, direction brush board (1183) is installed to the tip of guide spring (1182), the bottom surface of direction brush board (1183) is the brush strip form, another tip of guide spring (1182) is connected with the mounting panel, the mounting panel with dust exhaust chamber (1181) fixed mounting.
9. An adsorption type dust emission suppressing blackboard eraser according to claim 8, wherein: guide strip (1184) is installed to the side of direction brush board (1183), guide strip (1184) is "tortuous" form, dust exhaust mouth (1185) have been seted up on the surface of dust exhaust cavity (1181), cavity (11850) have been seted up to the inside of dust exhaust mouth (1185), the inside sliding connection of cavity (11850) has inner panel (1186), inner panel (1186) is "L" shape, cavity (11850) with connect through reset spring (1187) between dust exhaust mouth (1185), guide strip (1184) with the below of inner panel (1186) is connected.
10. An adsorption type dust emission suppressing blackboard eraser according to claim 8, wherein: the blackboard comprises a blackboard body (100), and is characterized in that a rectangular cavity is formed in the bottom side surface of the blackboard body (100), the dust exhaust cavity (1181) is of a rectangular structure with an opening towards one side, a protruding block is arranged on one side of the dust exhaust cavity (1181), and the protruding block is fixedly connected with the rectangular cavity in an inserted mode.
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| CN202111229007.7A CN113895171A (en) | 2021-10-21 | 2021-10-21 | Absorption formula raise dust suppression type blackboard eraser |
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| CN202111229007.7A CN113895171A (en) | 2021-10-21 | 2021-10-21 | Absorption formula raise dust suppression type blackboard eraser |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115519924A (en) * | 2022-06-24 | 2022-12-27 | 廖子斌 | Electrostatic dust-attached blackboard capable of improving teaching quality |
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