CN111904316A - An anti-theft hand dryer - Google Patents

Abstract

The invention relates to an anti-theft hand dryer, comprising a hand dryer assembly, the hand dryer assembly is provided with a back cover, and also includes an installation device, the installation device includes a main frame, a cover plate, a card table and a first A reset piece, the main frame is provided with a number of slots, the side of the card table facing the hand dryer is provided with a guiding slope, and the first reset piece is located between the card table and the table groove, so The rear cover is provided with a connection slot adapted to the installation device, the connection slot is provided with a card slot adapted to the card table at the position corresponding to the table slot, and the outer wall of the rear cover corresponds to the card slot There is an opening and closing hole at the position, the opening and closing hole is provided with an opening and closing button, and the bottom of the opening and closing hole is provided with a connecting hole that penetrates the card slot, the card slot is provided with a push plate, and the push plate includes a main push plate. A plate and a stopper push plate, the push plate is provided with a connecting rod adapted to the connecting hole. The invention provides an anti-theft hand dryer which is easy to install, can avoid being stolen, and does not need a key when disassembling.

Description

An anti-theft hand dryer

technical field

The invention relates to the technical field of hand dryers, in particular to an anti-theft hand dryer.

Background technique

The hand dryer is a sanitary appliance for drying hands or drying hands in the bathroom. It is divided into an induction automatic hand dryer and a manual hand dryer. It is mainly used in hotels, restaurants, scientific research institutions, hospitals, public entertainment places and the bathrooms of each family. Due to the crowds of people in public places, the hand dryer directly installed at the door of the bathroom is easy to be taken directly by unscrupulous people. If the lock is set on the hand dryer, you need to bring the key to disassemble it when disassembling and repairing it. If you don't bring it, it cannot be disassembled, which is very troublesome.

SUMMARY OF THE INVENTION

To sum up, in order to overcome the deficiencies of the prior art, the present invention provides an anti-theft hand dryer which is easy to install, can avoid being stolen, and does not need a key when disassembling.

In order to achieve the above purpose, the present invention provides the following technical solutions: an anti-theft hand dryer, including a hand dryer assembly, the hand dryer assembly is provided with a back cover, and also includes an installation device, the installation device includes a main A frame, a cover plate, a card table and a first reset piece, the main frame is provided with a number of table slots, the side of the card table facing the hand dryer is provided with a guiding slope, and the card table is provided with the table A sliding table adapted to a slot, the outlet of the table slot is provided with a baffle plate to prevent the card table from sliding out, the first reset member is located between the card table and the table groove, and the rear cover is provided with A connection slot adapted to the installation device, the connection slot is provided with a card slot that matches the card table at the position corresponding to the table slot, and the outer wall of the rear cover is provided with an opening and closing position corresponding to the card slot The opening and closing hole is provided with an opening and closing button, the bottom of the opening and closing hole is provided with a connecting hole penetrating the card slot, the card slot is provided with a push plate, and the push plate includes a main push plate and a stopper push plate. The push plate is provided with a connecting rod adapted to the connecting hole, the opening and closing button is connected with the connecting rod, and when the opening and closing button reaches the bottom of the opening and closing hole, the main push plate is located at the bottom of the opening and closing hole. At the opening of the card slot, the thickness of the baffle push plate is equal to the depth of the card slot.

In this way, when installing, align the connection slot on the hand dryer with the installation device on the wall and press in, and the side of the connection slot will follow the guide slope of the card table to press the card table into the table groove. When the card groove is pressed in Compress the first reset piece, and when the hand dryer is fully pressed in, the card slot will move to the position of the table slot, and the unobstructed card table will pop out of the table slot under the force of the first reset piece and be inserted into the card slot, Until the sliding table of the card sleeve is blocked by the baffle, it cannot continue to pop out, and the card table will be against the baffle plate at the position of the card slot with the baffle plate push plate, and then the hand dryer will be inserted into the card slot by a number of people. The card table is stuck and hung on the wall. Since there is no guiding slope on the back of the card table, the hand dryer cannot be removed directly, which reduces the possibility of being stolen. To remove the hand dryer for maintenance, just press “Not set” Press the opening and closing button at the card slot position of the stopper push plate into the bottom of the opening and closing hole, and the main push plate connected with the opening and closing button will just push the card platform in the card slot out of the card slot without entering the slot. Among them, the hand dryer can be directly removed at this time, and those who do not know which buttons are equipped with the baffle push plate will press the baffle push plate, and the baffle push plate will be pressed when the baffle push plate is pressed. It is pressed into the slot, and the hand dryer will be stuck by the push plate in the slot, even though the chuck is pushed out of the slot, and it still cannot be removed. The opening and closing button can be disassembled without a key. Even if you forget it, you can call and ask someone who knows how to open it.

Further, the side of the opening and closing button facing the connecting hole is provided with at least one stepped groove, and the bottom of the opening and closing hole is provided with a positioning platform, and the height of the positioning platform is equal to the end surface of the connecting hole to the stepped groove. The distance from the bottom, the push plate also includes an auxiliary push plate, the thickness of the auxiliary push plate is greater than that of the main push plate, and the thickness difference between the thickness of the auxiliary push plate and the thickness of the main push plate is equal to the thickness of the stepped groove. depth.

In this way, when the step groove is rotated out of the position of the positioning table, the opening and closing button will first contact the positioning table when it is pressed, so that the moving distance of the opening and closing button is reduced. At this time, the main push plate cannot push the card table out of the card groove. Since the auxiliary push plate is thicker than the main push plate and the thickness difference is the same as the depth of the step groove, the auxiliary push plate will just push the card table out of the card groove. The distance between the bottom of the step groove, so the positioning table will not prevent the opening and closing button from contacting the bottom of the opening and closing hole, so the opening and closing button has the state of adding one to the number of step grooves, and it is possible to set a disassembly password that is several times more difficult.

Further, the button switch is provided with an indicator needle.

In this way, the position of the step groove can be judged by the indicator needle, and the operation is simplified without constant trial.

Further, the side of the push plate facing the hand dryer assembly is provided with a chamfer.

With this arrangement, the hand dryer can still be removed along the chamfer when a part of the main push plate enters the slot due to machining errors or when the opening and closing button rotates to change the movable distance due to the threaded connection between the connecting rod and the opening and closing button.

Further, a second reset member is arranged between the opening and closing button and the opening and closing hole.

In this way, when the hand dryer is removed, the second reset member will push the opening and closing buttons of all positions to the same position, so that others cannot judge which positions have the main push plate and which positions have the auxiliary push plate from the degree of depression of the button switch. Push plate, which positions are equipped with stop plate push plate.

Further, the push button switch is provided with a reset slot, and the diameter of the reset slot is in clearance fit with the outer diameter of the second reset member.

With this arrangement, the second reset member, such as the compression spring, can bear against the entire end face of the push button switch in the reset groove, rather than because the stepped groove is only in contact with a part of the end face, which is more stable.

Further, the side wall of the opening and closing button is provided with auxiliary gripping teeth.

In this way, when the opening and closing button is rotated, the hand contacts the auxiliary gripping teeth, which increases friction and makes it easier to rotate.

Further, the main frame is provided with an alarm module, the switch of the alarm module is located at the bottom of the platform slot, the side of the card platform facing the switch of the alarm module is provided with a pressing column, and the on-off button is located at the bottom of the slot. When the bottom of the opening and closing hole is in contact with the switch of the alarm module, the pressing column is in contact.

It is set like this, but if an unscrupulous person wants to steal, they will press the opening and closing button with the stopper push plate. At this time, the stopper push plate will push the card table into the depth of the slot, and the push plate of the opening and closing button will be pushed. When pressed to the end, the pressing column on the card table will press the switch of the alarm module to activate the alarm to remind the owner of the hand dryer.

Further, at least one platform slot is respectively provided on both sides of the main frame, and at least one main push plate is provided in each of the platform slots on both sides of the main frame.

With this arrangement, at least one card table on both sides of the back cover of the hand dryer is inserted into the card slot for positioning, and the connection of the hand dryer is more stable.

Further, four platform slots are respectively provided on both sides of the main frame.

In this way, the four slots on both sides correspond to the four fingers of the two hands except the thumb, the connection of the hand dryer is more stable, and there are more types of passwords that can be set.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is an exploded view of an embodiment of the present invention.

FIG. 3 is an enlarged view of part A of FIG. 2 .

FIG. 4 is a right side view of the embodiment of the present invention.

FIG. 5 is a cross-sectional view taken along the line B-B of FIG. 4 .

FIG. 6 is an enlarged view of part C of FIG. 5 .

FIG. 7 is a right side view of the back cover of the embodiment of the present invention.

The meaning of the symbols in the figure: 1. Hand dryer assembly, 11. Back cover, 111. Connecting slot, 112. Card slot, 113. Opening and closing hole, 1131. Connecting hole, 1132. Positioning table, 114. Opening and closing button, 1141. Step groove, 1142. Indicator pin, 1143. Second reset piece, 1144. Reset groove, 1145. Auxiliary grip tooth, 115. Push plate, 1151. Main push plate, 1152. Stop plate push plate, 1153. Connecting rod, 1154. Auxiliary push plate, 1155. Chamfer, 2. Installation device, 21. Main frame, 211. Table slot, 2111. Bezel, 212. Alarm module, 22. Cover plate, 23. Card table, 231. Guide slope , 232. Slide, 24. The first reset piece.

Detailed ways

This specific embodiment is only an explanation of this embodiment, and it is not a limitation of this embodiment. Those skilled in the art can make modifications to this embodiment without creative contribution as needed after reading this specification, but as long as this embodiment is used in this embodiment It is protected by the patent law within the scope of the claims of the example.

Referring to the accompanying drawings, the present invention provides the following technical solutions: an anti-theft hand dryer, comprising a hand dryer assembly 1, the hand dryer assembly 1 is provided with a rear cover 11, and also includes an installation device 2, the installation The device 2 includes a main frame 21, a cover plate 22, a card table 23 and a first reset member 24. The main frame 21 is provided with several table slots 211, and the side of the card table 23 facing the hand dryer is provided with guides Inclined surface 231, the card table 23 is provided with a sliding table 232 that is adapted to the table groove 211, the outlet of the table groove 211 is provided with a baffle 2111 to prevent the card table 23 from sliding out, the first reset member 24 is located between the card table 23 and the table groove 211 , the rear cover 11 is provided with a connecting groove 111 which is adapted to the mounting device 2 , and the connecting groove 111 is provided with a position corresponding to the table groove 211 . The card slot 112 matched with the card table 23, the outer wall of the back cover 11 is provided with an opening and closing hole 113 at the position corresponding to the card slot 112, and the opening and closing hole 113 is provided with an opening and closing button 114. The bottom of the closed hole 113 is provided with a connecting hole 1131 penetrating the card slot 112. The card slot 112 is provided with a push plate 115. The push plate 115 includes a main push plate 1151 and a stop plate push plate 1152. The push plate 115 is provided with a push plate 115. There is a connecting rod 1153 adapted to the connecting hole 1131, and the opening and closing button 114 is connected with the connecting rod 1153. When the opening and closing button 114 reaches the bottom of the opening and closing hole 113, the main push plate 1151 is located at the bottom of the opening and closing hole 113. At the opening of the card slot 112 , the thickness of the baffle push plate 1152 is equal to the depth of the card slot 112 .

In this way, during installation, the connecting groove 111 on the hand dryer is aligned with the mounting device 2 on the wall and pressed in, and the side of the connecting groove 111 will follow the guiding slope 231 of the card table 23 to press the card table 23 into the table groove 211 , when the card slot 112 is pressed in, the first reset member 24 will be compressed. When the hand dryer is completely pressed in, the card slot 112 will move to the position of the table slot 211, and the unobstructed card table 23 will be in the first reset member 24. Under the force of the force, the table slot 211 is ejected and inserted into the card slot 112 until the slide table 232 of the card sleeve is blocked by the baffle 2111 and cannot continue to be ejected. The hand dryer will be stuck by several card platforms 23 inserted into the card slots 112 and hung on the wall. Since the back of the card platform 23 is not provided with a guiding slope 231, the hand dryer cannot be directly Remove it to reduce the possibility of being stolen. To remove the hand dryer for maintenance, just press the opening and closing button 114 at the position of the card slot 112 where the baffle push plate 1152 is not set, and press it into the opening and closing hole 113. At the bottom, the main push plate 1151 connected with the opening and closing button 114 will just push the card table 23 in the card slot 112 out of the card slot 112 without entering the table slot 211. At this time, the hand dryer can be directly removed, and People who do not know which buttons are equipped with the stopper push plate 1152 will press the stopper push plate 1152. When the stopper push plate 1152 is pressed, the stopper push plate 1152 will be pressed into the platform slot 211. The card table 23 is pushed out of the card slot 112, but the hand dryer will be stuck by the stop plate push plate 1152 in the table slot 211 and still cannot be removed. The person who disassembles only needs to know which on-off buttons 114 to press. When dismantling, you don't need to bring a key. Even if you forget it, you can call and ask someone who knows how to open it.

Preferably in this embodiment, at least one stepped groove 1141 is provided on the side of the opening and closing button 114 facing the connecting hole 1131 , and a positioning table 1132 is arranged at the bottom of the opening and closing hole 113 , and the height of the positioning table 1132 is equal to the height of the The distance from the end face of the connection hole 1131 to the bottom of the stepped groove 1141, the push plate 115 further includes an auxiliary push plate 1154, and the thickness of the auxiliary push plate 1154 is greater than that of the main push plate 1151 and the auxiliary push plate 1154. The thickness difference with the thickness of the main push plate 1151 is equal to the depth of the stepped groove 1141 .

In this way, when the step groove 1141 is rotated out of the position of the positioning table 1132, the opening and closing button 114 will first contact the positioning table 1132 when it is pressed, so that the moving distance of the opening and closing button 114 is reduced, and then the main push plate 1151 cannot be moved. The card table 23 pushes out the card slot 112, and the auxiliary push plate 1154 is thicker than the main push plate 1151 and the thickness difference is the same as the depth of the stepped groove 1141, so the auxiliary push plate 1154 will just push the card table 23 out of the card groove 112, and the stepped groove 1141 When it is rotated to the position of the positioning table 1132, since the height of the positioning table 1132 is equal to the distance from the end face of the connecting hole 1131 to the bottom of the step groove 1141, the positioning table 1132 will not prevent the opening and closing button 114 from contacting the bottom of the opening and closing hole 113, so that the opening and closing button 114 will not be blocked. With the state that the number of step grooves 1141 is increased by one, a disassembly password that is several times more difficult can be set.

Preferably in this embodiment, the button switch is provided with an indicator needle 1142 .

In this way, the position of the stepped groove 1141 can be judged by the indicator needle 1142, and the operation is simplified without constant trial.

In this embodiment, preferably, the side of the push plate 115 facing the hand dryer assembly 1 is provided with a chamfer 1155 .

In this way, when a part of the main push plate 1151 enters the table groove 211 due to processing errors or the opening and closing button 114 is rotated to change the movable distance due to the threaded connection between the connecting rod and the opening and closing button 114, it can still be baked along the chamfer 1155. Handset removed.

Preferably, in this embodiment, a second reset member 1143 is provided between the opening and closing button 114 and the opening and closing hole 113 .

In this way, when the hand dryer is removed, the second reset member 1143 will push the opening and closing buttons 114 of all positions to the same position, so that others cannot judge which positions are provided with the main push plate 1151 and which positions are provided with the main push plate 1151 from the degree of depression of the button switch. An auxiliary push plate 1154 is provided, and the stopper push plate 1152 is provided at which positions.

Preferably, in this embodiment, the push button switch is provided with a reset slot 1144 , and the diameter of the reset slot 1144 is in clearance fit with the outer diameter of the second reset member 1143 .

In this way, the second reset member 1143 such as the compression spring can withstand the entire end face of the push button switch in the reset groove 1144 rather than the stepped groove 1141 being in contact with only a part of the end face, which is more stable.

Preferably, in this embodiment, the side wall of the opening and closing button 114 is provided with auxiliary gripping teeth 1145 .

In this way, when the opening and closing button 114 is rotated, the hand contacts the auxiliary gripping teeth 1145, which increases friction and makes it easier to rotate.

Preferably in this embodiment, the main frame 21 is provided with an alarm module 212 , the switch of the alarm module 212 is located at the bottom of the table slot 211 , and the side of the card table 23 facing the switch of the alarm module 212 is provided with When the opening and closing button 114 is located at the bottom of the opening and closing hole 113 , the pressing pole is in contact with the switch of the alarm module 212 .

In this way, if an unscrupulous person wants to steal, they will press the opening and closing button 114 provided with the stopper push plate 1152. At this time, the stopper push plate 1152 will push the card table 23 into the depth of the slot 211, and the opening and closing button 114 will be opened. When the push plate of the close button 114 is pressed to the bottom, the pressing column on the card table 23 will press the switch of the alarm module 212 to activate the alarm to remind the owner of the hand dryer.

Preferably, in this embodiment, at least one platform slot 211 is respectively provided on both sides of the main frame 21 , and at least one main push plate 1151 is provided in each of the platform slots 211 on both sides of the main frame 21 .

In this way, the rear cover 11 of the hand dryer has at least one card table 23 on both sides respectively to be inserted into the card slots 112 for positioning, and the connection of the hand dryer is more stable.

Preferably, in this embodiment, four platform slots 211 are respectively provided on both sides of the main frame 21 .

In this way, the four slots 211 on both sides correspond to the four fingers of the two hands except the thumb, the connection of the hand dryer is more stable, and more kinds of passwords can be set.

Although the present invention has been described in detail with reference to the foregoing embodiments, the protection scope of the present invention is not limited thereto. Equivalent replacements or changes to the inventive concept shall all fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a theftproof hand dryer, includes hand dryer assembly, hand dryer assembly is equipped with back lid, its characterized in that: the hand dryer is characterized by further comprising a mounting device, the mounting device comprises a main frame, a cover plate, a clamping table and a first resetting piece, the main frame is provided with a plurality of grooves, a guide inclined plane is arranged on one side, facing the hand dryer, of the clamping table, the clamping table is provided with a sliding table matched with the grooves, a baffle plate for preventing the clamping table from sliding out is arranged at the outlet of the grooves, the first resetting piece is positioned between the clamping table and the grooves, the rear cover is provided with a connecting groove matched with the mounting device, a clamping groove matched with the clamping table is arranged at the position, corresponding to the groove, of the groove, an opening and closing hole is arranged on the outer wall of the rear cover, an opening and closing button is arranged at the position, corresponding to the clamping groove, a connecting hole penetrating through the clamping groove is arranged at the bottom of the opening and closing hole, a pushing plate is arranged on the clamping groove, the pushing plate comprises a main pushing plate and a platform pushing, the opening and closing button is connected with the connecting rod, when the opening and closing button reaches the bottom of the opening hole, the main push plate is located at the opening of the clamping groove, and the thickness of the blocking platform push plate is equal to the depth of the clamping groove.

2. The anti-theft hand dryer according to claim 1, characterized in that: the start-stop button face one side of connecting hole is equipped with at least one step groove, it is equipped with the location platform to open the obturator bottom, location platform height equals the connecting hole terminal surface arrives the distance of step groove bottom, the slurcam still includes vice push pedal, vice push pedal thickness is greater than main push pedal, vice push pedal thickness with the thickness difference that the main thickness of pushing pedal equals the degree of depth in step groove.

3. The anti-theft hand dryer according to claim 2, characterized in that: the button switch is provided with an indicating needle.

4. The anti-theft hand dryer according to claim 2, characterized in that: and a chamfer is arranged on one side of the pushing plate facing the hand dryer assembly.

5. The anti-theft hand dryer according to claim 2, characterized in that: and a second reset piece is arranged between the opening and closing button and the opening and closing hole.

6. The anti-theft hand dryer according to claim 5, wherein: the button switch is provided with a reset groove, and the diameter of the reset groove is in clearance fit with the outer diameter of the second reset piece.

7. The anti-theft hand dryer according to claim 2, characterized in that: and auxiliary holding teeth are arranged on the side wall of the opening and closing button.

8. The anti-theft hand dryer according to claim 1, characterized in that: the main frame is provided with an alarm module, the switch of the alarm module is located at the bottom of the table groove, the table clamping face is provided with a pressing column towards one side of the switch of the alarm module, and the opening and closing button is located when the bottom of the opening hole is opened, the pressing column is in contact with the switch of the alarm module.

9. The anti-theft hand dryer according to claim 1, characterized in that: at least one platform groove is respectively arranged on two sides of the main frame, and at least one main push plate is respectively arranged in the platform grooves on the two sides of the main frame.

10. The anti-theft hand dryer according to claim 9, wherein: the main frame both sides are equipped with 4 platform grooves respectively.

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