CN111515213A

CN111515213A - High control system device of fume chamber automatically-controlled door

Info

Publication number: CN111515213A
Application number: CN202010502313.2A
Authority: CN
Inventors: 洪强; 刘柱
Original assignee: Jiangsu Great Oak Group Co ltd
Current assignee: Jiangsu Great Oak Group Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-08-11

Abstract

The invention discloses a height control system device for an automatic door of a fume hood, which comprises a storage cabinet body and a fume hood body, wherein the fume hood body is arranged at the upper end of the storage cabinet body, a chassis is arranged at the upper end of the fume hood body, a vent pipe is arranged at the center of the upper end of the chassis, a novel auxiliary cleaning device is additionally arranged at the front side of the automatic door of the fume hood automatic door height control system device in parallel, when a lifting motor in the chassis drives the whole automatic door to move up and down at the rear side of a window through a lifting screw rod, cleaning cotton on the auxiliary cleaning device can perform cleaning operation on the lifting automatic door from top to bottom or from bottom to top along with the slow lifting or descending of the automatic door, so that the auxiliary cleaning device can realize unmanned cleaning operation on the lifting automatic door when the automatic door is lifted, therefore, the process of cleaning the transparent automatic door regularly by special cleaning personnel can be omitted.

Description

High control system device of fume chamber automatically-controlled door

Technical Field

The invention belongs to the technical field related to a fume hood, and particularly relates to an automatic door height control system device of a fume hood.

Background

Cabinet type exhaust hoods are commonly known as fumehoods and are similar to enclosures. The small part paint spraying cabinet and the chemical laboratory fume hood are typical structures of cabinet type exhaust hoods, one side surface of a large chamber type fume hood is completely open, an operator works in the cabinet and is mainly used for large part paint spraying, powder bagging and the like, a working opening of the fume hood has great influence on air flow distribution in the cabinet, the air flow distribution directly influences the working effect of the cabinet type exhaust hood, the local exhaust hood is an important component of a local exhaust system, and the efficiency of the local exhaust hood has very important influence on the technical and economic performance of the whole exhaust system.

The existing technology of the automatic door height control system of the fume chamber has the following problems: the transparent automatically-controlled door of current fume chamber automatically-controlled door height control system device mainly drives the window rear side through the motor and carries out the lift operation, and transparent automatically-controlled door then can play the effect that the separation fume chamber passes through window and outside intercommunication, and when the fume chamber during operation transparent automatically-controlled door need descend completely to the degree of sealing the window, so can cause outside water stain and dust to adhere to the transparent automatically-controlled door outer wall after the sealing more or less like this, and still need clean transparent automatically-controlled door specially in order to maintain the fume chamber and keep the optimum when using next time, in order to keep the cleanliness factor when its separation uses, then need special cleanup crew regularly clean transparent automatically-controlled door like this, so not only can waste the cost of labor, also can make whole fume chamber humanized and simplification inadequately when using simultaneously.

Disclosure of Invention

The invention aims to provide a fume hood automatic door height control system device, which solves the problems that the transparent automatic door needs to be completely lowered to the degree of sealing a window when a fume hood works, so that more or less external water stains and dust are attached to the outer wall of the sealed transparent automatic door, and the transparent automatic door needs to be specially cleaned to maintain the optimal state of the fume hood when the fume hood is used next time, so as to maintain the cleanliness of the transparent automatic door when the fume hood is used in a blocking mode, and thus special cleaning personnel needs to regularly clean the transparent automatic door.

In order to achieve the purpose, the invention provides the following technical scheme: a ventilating cabinet automatic door height control system device comprises a storing cabinet body and a ventilating cabinet body, wherein the ventilating cabinet body is arranged at the upper end of the storing cabinet body, a cabinet is arranged at the upper end of the ventilating cabinet body, a ventilating pipe is arranged at the center of the upper end of the cabinet, a window is arranged in the front end of the lower half section of the ventilating cabinet body, a control switch is arranged on the outer wall of the front end at the lowest side of the ventilating cabinet body, vertical lifting chutes are respectively arranged on the inner walls of the left end and the right end of the ventilating cabinet body at the rear side of the window, a transparent automatic door is connected between the two lifting chutes and arranged at the rear side of the window, the transparent automatic door comprises transparent toughened glass and an aluminum alloy frame, the transparent toughened glass is embedded in the aluminum alloy frame, the left end and the right end of the aluminum alloy frame are respectively connected with the insides of the two lifting chutes, the auxiliary cleaning device comprises adjusting fixing heads, an installing transverse plate, adjusting screw rods, adjusting screw holes, connecting battens, cleaning cotton, a compression spring and non-slip mats, wherein the installing transverse plate is transversely arranged inside the uppermost side of the window, the adjusting screw holes with outward openings are formed in the inner parts of the left end and the right end of the installing transverse plate, the adjusting screw rods which penetrate outwards are arranged in the circumferences of the two adjusting screw holes, the adjusting fixing heads are arranged at the outermost ends of the two adjusting screw rods, the non-slip mats are arranged on the outer walls of the two adjusting fixing heads, the two adjusting fixing heads are respectively connected to the inner walls of the left end and the right end of the uppermost side of the window in an attaching mode through the non-slip mats, the connecting battens are arranged on the parallel rear sides of the installing transverse plate, the installing transverse plate is fixedly connected with the connecting battens through the compression, the cleaning cotton and the connecting batten are fixedly connected through adhesive.

Preferably, the vertical inside of aluminum alloy frame that transparent toughened glass right-hand member is connected is provided with the lift screw, the lift spout lower extreme on the internal wall of fume hood right-hand member is provided with the ascending bottom fixed orifices of opening, the machine case is close to right front angle inside and is provided with elevator motor, the last vertical lifting screw that is connected with of elevator motor, the bottom of lifting screw runs through machine bottom portion inner wall and lift screw in proper order and is embedded inside the circumference of bottom fixed orifices, elevator motor passes through external power source electric connection.

Preferably, a ventilation opening is further formed in the center of the bottom of the case, a fan is further arranged in the case on the upper side of the ventilation opening, the ventilation pipe is arranged on the upper side of the fan, and the ventilation pipe is communicated with the interior of the ventilation cabinet body through the ventilation opening.

Preferably, transparent toughened glass need fix the encapsulation through glass glue after embedding inside the aluminum alloy frame, transparent toughened glass and aluminum alloy frame's front and back both ends outer wall equally divide and do not keep the parallel and level state.

Preferably, the outer wall all around of aluminum alloy frame is level and smooth outer wall, both ends are connected to the inside back of lift spout in the ventilation cabinet body near both ends inner wall about the front side respectively about the aluminum alloy frame, the outer wall in both ends of front end both ends of aluminum alloy frame left and right sides is laminated on both ends inner wall around two lift spouts respectively.

Preferably, the horizontal length of installation diaphragm is less than the horizontal length of window, the installation diaphragm with connect the slat and clean cotton outer wall all around parallel and level respectively, supplementary cleaning device transversely installs the front end outer wall of window top inside back installation diaphragm and the front end outer wall parallel and level of the fume hood body.

Preferably, be connected with the stiction spring that eight equidistance were arranged between installation diaphragm and the connection slat, eight the shape size and the elastic coefficient homogeneous phase of stiction spring are the same, eight stiction springs all are in by the compression state after supplementary cleaning device transversely installs the inside top of window, eight stiction spring all sticiss the laminating on transparent toughened glass front end outer wall to the cotton that cleans of connecting on the connection slat through elasticity.

Preferably, all through welded fastening connection between the storing cabinet body, the ventilation cabinet body and the quick-witted case, the storing cabinet body, the ventilation cabinet body and the outer wall all keep the parallel and level all around of quick-witted case.

Compared with the prior art, the invention provides an automatic door height control system device of a fume chamber, which has the following beneficial effects:

1. the invention adds a novel auxiliary cleaning device on the parallel front side of the transparent automatic door of the fume hood automatic door height control system device, the auxiliary cleaning device is accurately installed on the transverse inner part on the uppermost side of the window, and the cleaning cotton on the installed auxiliary cleaning device is clung to the outer wall of the front end of the transparent toughened glass on the transparent automatic door, so when the lifting motor in the machine case drives the whole transparent automatic door to move up and down on the rear side of the window through the lifting screw rod, the cleaning cotton on the auxiliary cleaning device is clung to the outer wall of the front end of the transparent toughened glass on the transparent automatic door, so the cleaning cotton can wipe the lifting transparent automatic door from top to bottom or from bottom to top along with the slow lifting or descending of the transparent automatic door, thus the auxiliary cleaning device can realize unmanned cleaning and cleaning operation of the transparent automatic door when the transparent automatic door is lifted, therefore, the process that special cleaning personnel need to clean the transparent automatic door regularly can be omitted, so that the labor cost is greatly saved, the novel auxiliary cleaning device can be quickly detached from the inside of the window when not needed, and can be transversely arranged at any position in the window, so that the use flexibility of the novel auxiliary cleaning device is improved;

2. the invention relates to a specific use mode and a principle of an auxiliary cleaning device, when the auxiliary cleaning device is used, firstly, the auxiliary cleaning device is transversely installed in a window, before the auxiliary cleaning device is installed, two adjusting screw rods on the auxiliary cleaning device are respectively and completely embedded in adjusting screw holes in the left end and the right end of an installation transverse plate, and two adjusting fixing heads connected with the outer ends of the two adjusting screw rods are respectively attached to the outer walls of the left end and the right end of the installation transverse plate, so that the transverse length of the auxiliary cleaning device is smaller than that of the window, at the moment, only the installation transverse plate is transversely placed in the uppermost side of the window, then cleaning cotton connected and adjusted is aligned to transparent toughened glass, the left end and the right end of the cleaning cotton are kept aligned with the left end and the right end of the transparent toughened glass, then the two adjusting fixing heads are respectively rotated clockwise to drive the adjusting screw rods to rotate in the, when the two adjusting screws rotate clockwise, the two adjusting screws interact with threads on the inner wall of the adjusting screw hole and move outwards until the two adjusting fixing heads are respectively pushed outwards to the outer walls to enable the anti-skid pads to be respectively attached to the inner walls of the left end and the right end of the window, then the mounting transverse plate is pressed backwards to enable the outer wall of the front end of the mounting transverse plate to be flush with the outer wall of the front end of the ventilating cabinet body, then the adjusting fixing heads are continuously rotated to enable the anti-skid pads on the two adjusting fixing heads to be respectively and firmly attached to the inner walls of the left end and the right end of the window, at the moment, the whole auxiliary cleaning device is transversely mounted inside the uppermost side of the window, and at the moment, the eight compression springs connecting the mounting transverse plate and the connecting strip plate are in a compression state, so that the connecting strip plate is pressed towards the direction of the transparent automatic door, like this when transparent automatically-controlled door carries out the oscilaltion activity, because clean the cotton on the transparent toughened glass front end outer wall of laminating on transparent automatically-controlled door always, so can make when going up and down and clean the cotton and can clean the operation to transparent toughened glass to can be anytime and anywhere wipe the dust and the water stain of adhering to on transparent toughened glass front end outer wall, make transparent automatically-controlled door be in clear state always.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic view of an overall three-dimensional structure of an automatic door height control system device of a fume hood according to the present invention;

FIG. 2 is a schematic view of a front plan view of an automatic door height control system of a fume hood according to the present invention;

FIG. 3 is a schematic perspective view of an installation manner of the auxiliary cleaning device according to the present invention;

FIG. 4 is a schematic view of a single plane structure of the auxiliary sweeping device of the present invention;

in the figure: 1. a storage cabinet body; 2. a ventilated cabinet body; 3. a control switch; 4. a lifting chute; 5. a window; 6. a transparent automatic door; 7. an auxiliary cleaning device; 8. a chassis; 9. a vent pipe; 10. transparent toughened glass; 11. an aluminum alloy frame; 12. a lifting motor; 13. a lifting screw; 14. a lifting screw hole; 15. a bottom fixing hole; 16. adjusting the fixed head; 17. installing a transverse plate; 18. adjusting the screw rod; 19. adjusting the screw hole; 20. connecting the ribbon boards; 21. cleaning cotton; 22. a compression spring; 23. a non-slip mat.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a ventilating cabinet automatic door height control system device comprises a storage cabinet body 1 and a ventilating cabinet body 2, wherein the ventilating cabinet body 2 is installed at the upper end of the storage cabinet body 1, a cabinet 8 is arranged at the upper end of the ventilating cabinet body 2, the storage cabinet body 1, the ventilating cabinet body 2 and the cabinet 8 are fixedly connected through welding, the peripheral outer walls of the storage cabinet body 1, the ventilating cabinet body 2 and the cabinet 8 are all kept flush, the storage cabinet body 1, the ventilating cabinet body 2 and the cabinet 8 can be connected more firmly through the fixed connection in a welding mode, so that the overall strength of the whole ventilating cabinet is increased, the storage cabinet body 1, the ventilating cabinet body 2 and the peripheral outer walls of the cabinet 8 are flush, so that the overall appearance of the whole ventilating cabinet is more regular, a user can use the ventilating cabinet conveniently, a ventilating pipe 9 is arranged at the center of the upper end of the cabinet 8, a ventilating opening is also arranged in the center, the ventilating pipe 9 is arranged right above the fan, the ventilating pipe 9 is communicated with the inside of the ventilating cabinet body 2 through a ventilating opening, when the ventilating cabinet works, the fan in the case 8 works, so that air in the ventilating cabinet body 2 can be sucked upwards all the time, the sucked air is discharged through the ventilating pipe 9, the condition that the air in the cabinet body is discharged from the window 5 when the ventilating cabinet is used is prevented, the window 5 is arranged in the front end of the lower half section of the ventilating cabinet body 2, the control switch 3 is arranged on the outer wall of the front end of the lowest side of the ventilating cabinet body 2, the vertical lifting chutes 4 are arranged on the inner walls of the left end and the right end of the ventilating cabinet body 2 at the rear side of the window 5, the transparent automatic door 6 is connected between the two lifting chutes 4, the transparent automatic door 6 is arranged at the rear side of the window 5, the transparent automatic door 6 comprises transparent toughened glass 10 and an aluminum alloy frame 11, the left end and the right end of an aluminum alloy frame 11 are respectively connected to the inner parts of two lifting chutes 4, the uppermost side of a window 5 is transversely internally connected with an auxiliary cleaning device 7, the vertical inner part of the aluminum alloy frame 11 connected with the right end of a transparent toughened glass 10 is provided with a lifting screw hole 14, the lower end of the lifting chute 4 on the inner wall of the right end of a ventilation cabinet body 2 is provided with a bottom fixing hole 15 with an upward opening, the inner part of a cabinet 8 close to the right front corner is provided with a lifting motor 12, the lifting motor 12 is connected with a vertical lifting screw 13, the lowest end of the lifting screw 13 sequentially penetrates through the inner wall of the bottom of the cabinet 8 and the lifting screw hole 14 and is embedded in the circumference of the bottom fixing hole 15, the lifting motor 12 is electrically connected through an external power supply, the transparent toughened glass 10 is embedded in the aluminum alloy frame 11, the transparent tempered glass 10 can not only allow a user to see through the inside of the ventilation cabinet 2, but also play a role in isolating at the window 5, thereby increasing the use safety of the whole ventilation cabinet, the peripheral outer walls of the aluminum alloy frame 11 are smooth outer walls, the left and right ends of the aluminum alloy frame 11 are respectively connected to the inside of the lifting sliding grooves 4 in the inner walls of the left and right ends of the ventilation cabinet body 2 close to the front side, the outer walls of the two ends of the front end of the left side and the right side of the aluminum alloy frame 11 are respectively attached to the inner walls of the two ends of the front end and the rear end of the two lifting sliding grooves 4, the two lifting sliding grooves 4 can guide and inhibit lifting of the transparent automatic door 6 when the lifting operation is carried out, the transparent automatic door 6 can be limited to move up and down in the track directions inside the two lifting sliding grooves 4, the transparent automatic door 6 is prevented from shaking around when the lifting operation is carried out, and therefore the stability of the transparent automatic door 6 when the lifting operation is carried out is improved.

An automatic door height control system device of a fume hood, an auxiliary cleaning device 7 comprises adjusting fixing heads 16, an installation transverse plate 17, adjusting screw rods 18, adjusting screw holes 19, connecting battens 20, cleaning cotton 21, a pressing spring 22 and non-slip mats 23, the installation transverse plate 17 is transversely arranged inside the uppermost side of a window 5, the adjusting screw holes 19 with outward openings are respectively arranged inside the left end and the right end of the installation transverse plate 17, the adjusting screw rods 18 which penetrate outwards are respectively arranged inside the circumferences of the two adjusting screw holes 19, the outermost ends of the two adjusting screw rods 18 are respectively provided with the adjusting fixing heads 16, the non-slip mats 23 are respectively arranged on the outer walls of the two adjusting fixing heads 16, the two adjusting fixing heads 16 are respectively attached and connected to the inner walls of the left end and the right end of the uppermost side of the window 5 through the non-slip mats 23, the connecting battens 20 are arranged on the parallel rear sides of the installation transverse plate, the other end outer wall of the connecting slat 20 is connected with cleaning cotton 21, the cleaning cotton 21 and the connecting slat 20 are fixedly connected through an adhesive, the transverse length of the installation transverse plate 17 is smaller than that of the window 5, the installation transverse plate 17 is flush with the peripheral outer walls of the connecting slat 20 and the cleaning cotton 21 respectively, the auxiliary cleaning device 7 is transversely installed on the uppermost inner part of the window 5, the front end outer wall of the installation transverse plate 17 is flush with the front end outer wall of the ventilation cabinet body 2, eight pressing springs 22 which are arranged at equal intervals are connected between the installation transverse plate 17 and the connecting slat 20, the eight pressing springs 22 are same in shape and size and elastic coefficient, the eight pressing springs 22 are in a compressed state after the auxiliary cleaning device 7 is transversely installed on the uppermost inner part of the window 5, and the eight pressing springs 22 press and attach the cleaning cotton 21 connected on the connecting slat 20 to the front end outer wall of the transparent toughened glass 10, before installation, two adjusting screws 18 on the auxiliary cleaning device 7 are respectively and completely embedded inside adjusting screw holes 19 inside the left end and the right end of an installation transverse plate 17, and two adjusting fixing heads 16 connected with the outer ends of the two adjusting screws 18 are respectively attached to the outer walls of the left end and the right end of the installation transverse plate 17, so that the transverse length of the auxiliary cleaning device 7 at the moment is smaller than that of the window 5, at the moment, only the installation transverse plate 17 needs to be transversely placed inside the uppermost side of the window 5, then cleaning cotton 21 connected and adjusted is aligned to the transparent toughened glass 10, the left end and the right end of the cleaning cotton 21 are kept in an aligned state with the left end and the right end of the transparent toughened glass 10, then the two adjusting fixing heads 16 are respectively rotated clockwise to drive the adjusting screws 18 to rotate inside the adjusting screw holes 19, and the two adjusting screws 18 can interact with threads on the inner wall of the adjusting screw, until the two adjusting fixing heads 16 are respectively pushed outwards to the outer walls to enable the anti-skid pads 23 to be respectively attached to the inner walls of the left end and the right end of the window 5, then the mounting transverse plate 17 is pressed backwards to enable the outer wall of the front end of the mounting transverse plate 17 to be flush with the outer wall of the front end of the ventilating cabinet body 2, then the adjusting fixing heads 16 are continuously rotated to enable the anti-skid pads 23 on the two adjusting fixing heads 16 to be firmly attached to the inner walls of the left end and the right end of the window 5 respectively, at the moment, the whole auxiliary cleaning device 7 is transversely mounted inside the uppermost side of the window 5, and at the moment, the eight compression springs 22 connecting the mounting transverse plate 17 with the connecting strip plate 20 are in a compression state, so that the connecting strip plate 20 is pressed towards the direction of the transparent automatic door 6, the cleaning cotton 21 on the connecting strip plate 20 is always pressed and is kept in an attaching contact state with the transparent, because the cleaning cotton 21 is always attached to the outer wall of the front end of the transparent toughened glass 10 on the transparent automatic door 6, the cleaning cotton 21 can wipe the transparent toughened glass 10 when the cleaning cotton is lifted, so that dust and water stains attached to the outer wall of the front end of the transparent toughened glass 10 can be wiped off at any time.

The working principle and the using process of the invention are as follows: after the invention is installed, when the automatic door height control system device of the fume hood is installed on a fume hood body 2 and needs to be put into use, at the moment, firstly, the whole fume hood needs to be placed on the ground needing to be used through a storage cabinet body 1, then, the whole fume hood needs to be connected with an external power supply, a vent pipe 9 at the top of a cabinet 8 needs to be butted with an external vent channel, so that the gas exhausted from the interior of the fume hood body 2 can be conveyed to the interior of the vent channel butted with the vent pipe 9 for conveying, guiding and purifying treatment, when the whole fume hood can normally work, whether a transparent automatic door 6 at the rear side of a window 5 can normally carry out lifting operation needs to be controlled through a control switch 3, when the transparent automatic door 6 is controlled to ascend and descend through the control switch 3, a lifting motor 12 in the cabinet 8 is electrified to work, the type of the lifting motor 12 is GB755-2003, the lifting motor 12 in operation drives the lifting screw 13 to rotate counterclockwise through the output shaft, and the lifting screw 13 rotating counterclockwise penetrates through the lifting screw hole 14 inside the right end of the aluminum alloy frame 11 on the transparent automatic door 6, so that when the lifting screw 13 rotates counterclockwise, the lifting screw hole 14 and the lifting screw hole 14 drive the aluminum alloy frame 11 to move upward at a constant speed through a screw action, so that the left and right ends of the transparent automatic door 6 move upward while being limited by the two lifting chutes 4, and the window 5 is exposed after the transparent automatic door 6 is lifted, when the transparent automatic door 6 needs to be lifted, the output shaft of the lifting motor 12 is controlled to rotate clockwise only by the control switch 3, and at this time, the lifting screw 13 drives the transparent automatic door 6 to slowly lift in the same way as when the transparent automatic door is lifted, until the bottom of the aluminum alloy frame 11 is completely attached to the outer wall of the bottom of the ventilation cabinet body 2, the transparent automatic door 6 can completely seal the window 5 to prevent the ventilation cabinet body 2 from contacting with the outside, and a novel auxiliary cleaning device 7 is additionally arranged on the parallel front side of the transparent automatic door 6 of the ventilation cabinet automatic door height control system device, the auxiliary cleaning device 7 is accurately installed in the transverse inner part of the uppermost side of the window 5, and the cleaning cotton 21 on the installed auxiliary cleaning device 7 is closely attached to the outer wall of the front end of the transparent toughened glass 10 on the transparent automatic door 6, so that when the lifting motor 12 in the case 8 drives the whole transparent automatic door 6 to move up and down on the rear side of the window 5 through the lifting screw 13, because the cleaning cotton 21 on the auxiliary cleaning device 7 is closely attached to the outer wall of the front end of the transparent toughened glass 10 on the transparent automatic door 6, therefore, as the transparent automatic door 6 slowly ascends or descends, the cleaning cotton 21 can wipe the lifting transparent automatic door 6 from top to bottom or from bottom to top, so that the cleaning device 7 can be assisted to perform unmanned cleaning operation on the lifting transparent automatic door 6 when the lifting transparent automatic door 6 is lifted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fume chamber automatically-controlled door height control system device, includes the storing cabinet body (1) and the fume chamber body (2), its characterized in that: the ventilating cabinet body (2) is arranged at the upper end of the storage cabinet body (1), a cabinet (8) is arranged at the upper end of the ventilating cabinet body (2), a ventilating pipe (9) is arranged at the center of the upper end of the cabinet (8), a window (5) is arranged inside the front end of the lower half section of the ventilating cabinet body (2), a control switch (3) is arranged on the outer wall of the front end at the lowest side of the ventilating cabinet body (2), vertical lifting chutes (4) are arranged on the inner walls of the left end and the right end of the ventilating cabinet body (2) at the rear side of the window (5), a transparent automatic door (6) is connected between the two lifting chutes (4), the transparent automatic door (6) is arranged at the rear side of the window (5), the transparent automatic door (6) comprises transparent toughened glass (10) and an aluminum alloy frame (11), and the transparent toughened glass (10) is embedded in the aluminum, the cleaning device is characterized in that the left end and the right end of the aluminum alloy frame (11) are respectively connected inside the two lifting sliding chutes (4), the uppermost side of the window (5) is transversely internally connected with an auxiliary cleaning device (7), the auxiliary cleaning device (7) comprises an adjusting fixing head (16), an installation transverse plate (17), adjusting screw rods (18), adjusting screw holes (19), connecting strips (20), cleaning cotton (21), a compression spring (22) and a non-slip mat (23), the installation transverse plate (17) is transversely arranged inside the uppermost side of the window (5), the inner parts of the left end and the right end of the installation transverse plate (17) are respectively provided with the adjusting screw holes (19) with outward openings, the inner parts of the circumferences of the two adjusting screw holes (19) are respectively provided with the adjusting screw rods (18) which penetrate outwards, the outermost ends of the two adjusting screw rods (18) are respectively provided with the adjusting fixing heads (16), the outer walls of the two adjusting fixing heads (, two adjust fixed head (16) and all laminate respectively through slipmat (23) and connect on window (5) both ends inner wall about the top, the parallel rear side of installation diaphragm (17) is provided with connects slat (20), installation diaphragm (17) and connection slat (20) are through sticising spring (22) fixed connection, be connected with on the other one end outer wall of connection slat (20) and clean cotton (21), clean cotton (21) and connect slat (20) and pass through adhesive fixed connection.

2. The automatic door height control system device for the fume hood according to claim 1, wherein: the vertical inside of aluminum alloy frame (11) that transparent toughened glass (10) right-hand member is connected is provided with lift screw (14), lift spout (4) lower extreme on the fume hood body (2) right-hand member inner wall is provided with ascending bottom fixed orifices of opening (15), machine case (8) are close to right front angle inside and are provided with elevator motor (12), be connected with vertical lifting screw (13) on elevator motor (12), the lower extreme of lifting screw (13) runs through machine case (8) bottom inner wall and lift screw (14) in proper order and is embedded inside the circumference of bottom fixed orifices (15), elevator motor (12) are through external power source electric connection.

3. The automatic door height control system device for the fume hood according to claim 1, wherein: the ventilating fan is characterized in that a ventilation opening is formed in the center of the bottom of the case (8), a fan is further arranged in the case (8) on the upper side of the ventilation opening, the ventilating pipe (9) is arranged on the upper side of the fan, and the ventilating pipe (9) is communicated with the inside of the ventilating cabinet body (2) through the ventilation opening.

4. The automatic door height control system device for the fume hood according to claim 1, wherein: transparent toughened glass (10) need fix the encapsulation through glass glue after embedded inside aluminum alloy frame (11), both ends outer wall is equallyd divide and is do not kept the parallel and level state around transparent toughened glass (10) and aluminum alloy frame (11).

5. The automatic door height control system device for the fume hood according to claim 1, wherein: the outer wall all around of aluminum alloy frame (11) is level and smooth outer wall, both ends are connected to the inside back of lift spout (4) in the both ends inner wall about the fume chamber body (2) is close to the front side about aluminum alloy frame (11) respectively, the laminating is respectively on both ends inner wall around two lift spouts (4) to aluminum alloy frame (11) left and right sides front end both ends outer wall.

6. The automatic door height control system device for the fume hood according to claim 1, wherein: the lateral length of installation diaphragm (17) is less than the lateral length of window (5), installation diaphragm (17) and the outer wall all around of connecting slat (20) and cleaning cotton (21) are parallel and level respectively, supplementary cleaning device (7) transversely install the front end outer wall of window (5) top inside back installation diaphragm (17) and the front end outer wall parallel and level of the fume hood body (2).

7. The automatic door height control system device for the fume hood according to claim 1, wherein: install diaphragm (17) and be connected with compressing spring (22) that eight equidistance were arranged between slat (20) altogether, eight compressing spring (22)'s shape size and elasticity coefficient are all the same, supplementary cleaning device (7) transversely install window (5) top inside back eight compressing spring (22) all be in by compression state, eight compressing spring (22) all sticiss the laminating on transparent toughened glass (10) front end outer wall to cleaning cotton (21) of connecting on slat (20) through elasticity.

8. The automatic door height control system device for the fume hood according to claim 1, wherein: all connect through welded fastening between the storing cabinet body (1), the ventilation cabinet body (2) and quick-witted case (8), the outer wall all keeps the parallel and level all around of the storing cabinet body (1), the ventilation cabinet body (2) and quick-witted case (8).