CN210977200U

CN210977200U - Sound insulation door

Info

Publication number: CN210977200U
Application number: CN201921639477.9U
Authority: CN
Inventors: 梁耀华; 冯兴宇; 张�杰
Original assignee: Maanshan Tuoenkang Technology Development Co ltd
Current assignee: Maanshan Tuoenkang Technology Development Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-10
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a soundproof door belongs to acoustics technical field. It includes door frame, door plant and hinge, and the door frame is installed on the wall body, and door plant and door frame pass through hinge swing joint, have seted up horizontal side opening in the door plant bottom, are equipped with sealing device, its characterized in that in the side opening: the sealing device comprises an ejector rod, a bottom plate, a push rod and a spring, wherein the spring is arranged in the side hole, and the ejector rod is movably connected with the bottom plate and extends into the side hole to be contacted with the spring; the push rod penetrates through the ejector rod and the bottom plate to be contacted with the door plate, and the ejector rod and the bottom plate form a kinematic pair through the push rod. The utility model discloses threshold sealing strip of liftable has been designed bottom the door plant to design into a sloping inclined plane bottom the door frame, can realize compressing tightly the door plant sealed through the lock that can manually exert pressure on the door plant, have simple structure, reasonable in design, easily advantage of making.

Description

Sound insulation door

Technical Field

The utility model belongs to the technical field of the acoustics, more specifically say, relate to a soundproof door.

Background

The soundproof door is mainly used in places with high soundproof requirements to play a soundproof role, the door leaf is mainly formed by using a novel galvanized steel plate, and professional soundproof materials, damping soundproof plates, soundproof cotton and the like are adopted in the door leaf as soundproof fillers, meanwhile, the soundproof door is also the most important in sealing treatment.

In many cases, the threshold has to be eliminated when designing the soundproof door in order to facilitate the entrance and exit of equipment, vehicles and people, which has a great adverse effect on the overall sound insulation amount of the soundproof door. The key of the sound insulation effect of the sound insulation door depends on the sealing performance between the sound insulation door and the door frame, and if no threshold is arranged, the gap between the door plate and the ground can greatly reduce the sound insulation amount of the sound insulation door.

Corresponding improvements are made to the problems, for example, the Chinese patent application numbers are: CN200720305722.3, published date: the utility model discloses a 2009's utility model patent of 4 months 1 days, this patent disclose a accessible steel soundproof door, and it comprises door frame and door leaf, by rising hinged joint soon, fills high performance sound insulation, fire prevention, damping material in door frame and the door leaf, and door limit and door frame department are equipped with the twice seal assembly who comprises magnetism seal assembly and sound absorption strip. But the disadvantages of the patent are that: in the scheme, the height of the sealing device at the bottom of the door plate needs to be reduced firstly before the door is opened at every time, and the height of the sealing device at the bottom of the door plate needs to be improved after the door is closed, so that the sealing device is sealed, the operation is troublesome, and the door plate of the device is heavy and is hard to open and close.

Disclosure of Invention

1. Problems to be solved

Be equipped with the tongue-and-groove all around to current soundproof door and be used for sealedly, cause soundproof door to have higher threshold, influence accessible problem of passing through, the utility model provides a soundproof door has designed the structure of liftable threshold sealing strip bottom the door plant to design into a sloping inclined plane bottom the door frame, can manually exert the lock of pressure on through the door plant and realize compressing tightly the door plant sealed, optimize current hinge and door plant moreover, make the door plant can remain stable in very big within range, open and shut more laborsavingly.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A soundproof door comprises a door frame, a door plate and a hinge, wherein the door frame is arranged on a wall body, the door plate is movably connected with the door frame through the hinge, a transverse side hole is formed in the bottom of the door plate, a sealing device is arranged in the side hole, the sealing device comprises an ejector rod, a bottom plate, a push rod and a spring, the spring is arranged in the side hole, the ejector rod is movably connected with the bottom plate and extends into the side hole to be contacted with the spring; the push rod penetrates through the ejector rod and the bottom plate to be contacted with the door plate, and the ejector rod and the bottom plate form a kinematic pair through the push rod.

Furthermore, a plurality of mounting holes are formed in the ejector rod, notches corresponding to the mounting holes are formed in the bottom plate, and the push rod penetrates through the notches and the mounting holes to be in contact with the door plate.

Furthermore, an included angle formed between the notch and the moving direction of the ejector rod is an acute angle.

Furthermore, the sealing device also comprises a spring sleeve, the spring sleeve is arranged at the bottom of the side hole, and the spring is arranged in the spring sleeve; the tail end of the ejector rod extends into the spring sleeve to be contacted with the spring, and the top of the ejector rod extends out of the side hole.

Furthermore, the bottom of the bottom plate is fixedly provided with a sealing strip which is in contact sealing with the bottom of the door frame.

Furthermore, the bottom of the door frame is an inclined plane which inclines downwards, an included angle formed by the inclined plane and the bottom of the door panel is an acute angle, a D-shaped sealing strip is adhered to a bottom plate at the bottom of the door frame, and when the door is closed, a lower gap of the sealing door can be compressed.

Furthermore, the door plate is provided with a door lock for pressing the door plate.

Furthermore, the tongue-and-groove parts at the two sides and the top of the door frame are provided with sealing components which are absorbed and sealed with the door panel.

Furthermore, the hinge comprises a door plate hinge and a door frame hinge, the door frame hinge is welded on the door frame, the door plate hinge is welded on the door plate, and the door plate hinge is positioned above the door frame hinge and extends into the door frame hinge.

Furthermore, the end part of the door plate hinge extending into the door frame hinge is trapezoidal, and the end part of the door plate hinge is provided with two contact surfaces; the contact part of the door frame hinge and the door plate hinge is provided with three contact surfaces.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses spring mounting is in the spring housing among the sealing device, and the tail end of ejector pin stretches into in the spring housing with the spring contact, and the side opening is stretched out at its top, has a plurality of mounting holes on the ejector pin, is equipped with the slope notch corresponding with the mounting hole on the bottom plate, and the notch is the acute angle with the contained angle that the ejector pin direction of motion becomes, and the angle can design according to actual need, and the push rod runs through ejector pin and bottom plate and ejector pin and bottom plate constitution motion pair. When the door panel is in an open state, the push rod is pushed to move due to the thrust of the spring, the bottom plate and the sealing strip are lifted, the end part of the push rod extends out of the side hole, and the door panel is opened; when the door plant is closed, the top and the door frame contact of ejector pin, at the in-process of closing, ejector pin pressure spring, promote bottom plate and D type sealing strip downstream, the lock that can manually exert pressure on the last door plant compresses tightly the door plant, and then compress tightly the D type sealing strip between bottom plate and the door frame bottom, thereby play the effect in gap at the bottom of the sealing door, the spring housing can guarantee opening the door or the in-process of closing the door, no matter the spring compresses tightly or the telescopic state, the tail end and the spring of ejector pin can not take place the dislocation, the smooth and easy line of opening the door and closing the door has been guaranteed, it is more laborsaving also to make the door that opens and shuts.

(2) The utility model discloses the soundproof door is bent by the steel sheet completely and is formed, and the rabbet position at door frame both sides and top is equipped with seal assembly, adsorbs sealedly with the door plant, wherein the seal assembly on the door frame of articulated contacts with the side of door plant. The sealing component is composed of two closed cavities wrapped by the sealing strip, wherein one cavity is a gas cavity, and the other cavity is internally provided with a magnetic strip. One side of the gas cavity is fixedly adhered to the rabbet parts at the two sides and the top of the door frame, and one side of the magnetic strip is adsorbed and sealed with the steel door plate. The fixed subsides of seal assembly are in door frame rabbet department, are difficult for droing, have the cavity in the seal assembly, have fairly big elasticity when the door plant is pressed on the door frame to make there be not the space between door frame and the door plant, the leakproofness is better, thereby the sound insulation effect is better, is provided with the magnetic stripe in the seal assembly, through the magnetic force actuation of magnetic stripe, makes the seal assembly laminate completely on the door frame, reaches better sealed effect.

(3) The bottom of the door frame of the utility model is a downward inclined plane, the included angle between the inclined plane and the bottom of the door plate is an acute angle, the gradient of the inclined plane is set to 3-5 degrees, the sealing strip is pasted on the lower surface of the bottom plate and is used for compressing the lower gap of the sealing door, the sound insulation effect is good, thereby the doorsill is not needed to be arranged, the barrier-free passage is not influenced, and the door frame can be suitable for more occasions; simultaneously, the dead weight of door plant and the pressure seal of lock and the magnetism of magnetic stripe are inhaled and are sealed mutually and are used in combination, can make sealed effect better.

(4) The utility model discloses door plant and door frame are with purpose-built hinged joint. The hinge comprises a door frame hinge and a door plate hinge, the door frame hinge is welded on the door frame, the door plate hinge is welded on the door plate, the door plate hinge is arranged above the door frame hinge and extends into the door frame hinge, the end part of the door plate hinge extending into the door frame hinge is trapezoidal, and the door plate hinge is provided with two contact surfaces, namely a horizontal contact surface and an inclined contact surface; the door frame hinge has three contact surfaces, a first contact surface, a second contact surface and a third contact surface. The third contact surface is parallel to the first contact surface and higher than the first contact surface, and an acute angle is formed between the plane where the second contact surface is located and the plane where the first contact surface is located. When the door was closed, the horizontal contact surface was located first contact surface, when the action of opening the door, slope contact surface and second contact surface produced the inclined plane motion, the door plant is the lifting action for the door frame, when the door was opened certain angle, the horizontal contact surface moved the third contact surface, the door plant stops the lifting, the door is the open mode, the design of this hinge, when the door plant was opened very little angle, the inclined plane contact of hinge had just become the plane contact, make the door plant can remain stable in very big within range, also can make the door open and shut more laborsavingly simultaneously.

Drawings

Fig. 1 is a front view of a soundproof door of the present invention;

FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;

fig. 3 is a top view of a soundproof door of the present invention;

FIG. 4 is a front cross-sectional view of the door panel of the present invention;

FIG. 5 is a side cross-sectional view of the door panel of the present invention;

FIG. 6 is a schematic view of the sealing device;

FIG. 7 is a schematic view of a bottom plate structure;

FIG. 8 is a schematic view of the structure of the lift pin;

FIG. 9 is a schematic view of a hinge for a door panel;

FIG. 10 is a schematic view of a door frame hinge;

FIG. 11 is a schematic structural view of a seal assembly;

fig. 12 is a schematic structural view of the bottom of the doorframe.

In the figure:

1. a sealing device; 10. a top rod; 11. a base plate; 12. a seal assembly; 121. a cavity; 122. a sealing strip; 123. a magnetic strip; 13. a push rod; 14. a spring; 15. a spring housing;

2. a door frame; 21 the bottom of the doorframe;

3. a door panel; 4. a door lock; 5. mounting holes; 6. a notch;

7. a hinge; 71. a door panel hinge; 711. a horizontal contact surface; 712. an inclined contact surface; 72. a door frame hinge; 721. a first contact surface; 722. a second contact surface; 723. a third contact surface.

Detailed Description

The invention will be further described with reference to specific embodiments and drawings.

Example 1

The embodiment provides a soundproof door, as shown in fig. 1, fig. 2 and fig. 3, the soundproof door mainly comprises a door frame 2, a door plate 3 and a hinge 7, the door frame 2 is installed on a wall, the door plate 3 is completely formed by bending a steel plate, the door plate 3 is movably connected with the door frame 2 through the hinge 7, and the door plate 2 is further provided with a door lock 4 capable of manually applying pressure.

Wherein, as shown in fig. 4, fig. 7 and fig. 8, horizontal side opening has been seted up to door plant 3 bottom, be equipped with sealing device 1 in the side opening, sealing device 1 includes ejector pin 10, bottom plate 11, push rod 13, spring 14 and spring housing 15, spring housing 15 is installed in the side opening bottom, in spring 14 installation spring housing 15, still install the ejector pin cover in the side opening, ejector pin 10 stretches into in the ejector pin cover, its tail end and spring 14 contact, the head end stretches out outside the side opening, still be provided with the jump ring groove in the rear department that lies in the ejector pin cover on the ejector pin 10, be used for installing the jump ring, can restrict the length that ejector pin 10 stretches out the side opening through the jump ring, avoid ejector pin 10 to stretch out the overlength. The lower fixed surface of bottom plate 11 is pasted and is had D type sealing strip, ejector pin 10 and bottom plate 11 swing joint, be equipped with a plurality of mounting holes 5 on the ejector pin 10, be equipped with on the bottom plate 11 with the corresponding slope notch 6 of mounting hole 5, the notch 6 is the acute angle with the contained angle that the direction of motion of ejector pin 10 becomes, required angle can set up according to actual need, push rod 13 runs through ejector pin 10 and bottom plate 11 and door plant 3 contact, ejector pin 10 and bottom plate 11 constitute the kinematic pair through push rod 13.

As shown in fig. 5 and 6, when the door panel 3 is in an open state, the push rod 10 is pushed to move due to the thrust of the spring 14, the bottom plate 11 and the D-shaped sealing strip are lifted, the end part of the push rod 10 extends out of the side hole, and the door panel 3 is opened; when the door panel 3 is closed, the top end of the ejector rod 10 is in contact with the door frame 2, in the closing process, the ejector rod 10 compresses the spring 14 to push the bottom plate 11 and the D-shaped sealing strip to move downwards, and finally, the door panel 3 is compressed through the door lock 4 capable of manually applying pressure on the door panel 3, so that the D-shaped sealing strip between the bottom plate 11 and the bottom 8 of the door frame is compressed, and the effect of sealing a gap at the bottom of the door is achieved. The spring sleeve 15 can ensure that no matter the spring 14 is in a compressed or telescopic state, the tail end of the ejector rod 10 and the spring 14 cannot be dislocated in the process of opening or closing the door, so that smooth operation of opening and closing the door is ensured, and labor is saved.

Example 2

Substantially as in embodiment 1, it is preferable that sealing members 12 are provided at the tongue-and-groove portions of both sides and the top of the door frame 2 to be suction-sealed with the door panel 3, wherein the sealing members 12 of the door frame 2 on the side of the door frame hinge 72 are in contact with the side of the door panel 3. As shown in fig. 11, the sealing assembly 12 is composed of two closed cavities 121 wrapped by a sealing strip, wherein one cavity 121 is filled with gas, and the other cavity 121 is filled with a magnetic strip 123. The sealing component 12 is provided with the magnetic strip 123, and the sealing component 12 is completely attached to the door frame 2 by attracting the door panel 3 through the magnetic force of the magnetic strip 123, so that a better sealing effect is achieved. The bottom 8 of the door frame is an inclined downward inclined plane, the gradient of the inclined plane is 3-5 degrees, the specific angle can be set according to actual needs, as shown in fig. 12, the included angle formed by the inclined plane and the bottom of the door plate 3 is an acute angle, a D-shaped sealing strip is adhered to the lower surface of the bottom plate 11, when the door is closed, a lower gap of the sealing door can be well compressed, the sound insulation effect is good, a doorsill is not needed to be arranged, barrier-free passing is not influenced, and the door frame can be suitable for more occasions; simultaneously, through the dead weight of door plant 3 and the sealed use of mutually combining of magnetism of the pressure seal of lock 4 and magnetic stripe 123, can make sealed effect better.

Example 3

Basically as in embodiment 1, the door leaf 3 and the door frame 2 of this embodiment are preferably connected by a special hinge 7. The hinge 7 is composed of a door frame hinge 72 and a door panel hinge 71, the door panel hinge 71 is shown in fig. 9, the door frame hinge 72 is shown in fig. 10, the door frame hinge 72 is welded on the door frame 2, the door panel hinge 71 is welded on the door panel 3, the door panel hinge 71 is arranged above the door frame hinge 72 and extends into the door frame hinge 72, the end part of the door panel hinge 71 extending into the door frame hinge 72 is trapezoidal, and has two contact surfaces, a horizontal contact surface 711 and an inclined contact surface 712; the door frame 2 hinge has three contact surfaces, a first contact surface 721, a second contact surface 722 and a third contact surface 723. The third contact surface 723 is parallel to the first contact surface 721 and higher than the first contact surface 721, and an acute angle is formed between a plane where the second contact surface 722 is located and a plane where the first contact surface 721 is located. When the door is closed, the horizontal contact surface 711 is positioned on the first contact surface 721, when the door is opened, the inclined contact surface 712 and the second contact surface 722 generate inclined surface movement, the door panel 3 performs lifting movement relative to the door frame 2, when the door is opened to a certain angle, the horizontal contact surface 711 moves to the third contact surface 723, the door panel 3 stops lifting, and the door is opened.

The examples of the utility model are only right the utility model discloses a preferred embodiment describes, and not right the utility model discloses design and scope are injectd, do not deviate from the utility model discloses under the prerequisite of design idea, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.

Claims

1. The utility model provides a soundproof door, includes door frame (2), door plant (3) and hinge (7), and door frame (2) are installed on the wall body, and hinge (7) swing joint is passed through in door plant (3) and door frame (2), has seted up horizontal side opening in door plant (3) bottom, is equipped with sealing device (1), its characterized in that in the side opening: the sealing device (1) comprises an ejector rod (10), a bottom plate (11), a push rod (13) and a spring (14), wherein the spring (14) is arranged in a side hole, and the ejector rod (10) is movably connected with the bottom plate (11) and extends into the side hole to be contacted with the spring (14); the push rod (13) penetrates through the ejector rod (10) and the bottom plate (11) to be in contact with the door panel (3), and the ejector rod (10) and the bottom plate (11) form a kinematic pair through the push rod (13).

2. The soundproof door according to claim 1, wherein: the ejector rod (10) is provided with a plurality of mounting holes (5), the bottom plate (11) is provided with notches (6) corresponding to the mounting holes (5), and the push rod (13) penetrates through the notches (6) and the mounting holes (5) to be in contact with the door panel (3).

3. The soundproof door according to claim 2, wherein: the included angle formed by the notch (6) and the moving direction of the ejector rod (10) is an acute angle.

4. A soundproof door according to claim 1 or 2, wherein: the sealing device (1) further comprises a spring sleeve (15), the spring sleeve (15) is arranged at the bottom of the side hole, and the spring (14) is installed in the spring sleeve (15); the tail end of the mandril (10) extends into the spring sleeve (15) to be contacted with the spring (14), and the top of the mandril extends out of the side hole.

5. The soundproof door according to claim 4, wherein: the bottom of the bottom plate (11) is fixedly provided with a sealing strip which is in contact sealing with the bottom (8) of the door frame.

6. The soundproof door of claim 5, wherein: the bottom (8) of the door frame is an inclined surface which inclines downwards, and an included angle formed by the inclined surface and the bottom of the door panel (3) is an acute angle.

7. The soundproof door of claim 6, wherein: the door panel (3) is provided with a door lock (4) for pressing the door panel (3).

8. The soundproof door according to claim 1, wherein: the tongue-and-groove parts at the two sides and the top of the door frame (2) are provided with sealing components (12) which are adsorbed and sealed with the door panel (3).

9. The soundproof door according to claim 1, wherein: the hinge (7) consists of a door plate hinge (71) and a door frame hinge (72), the door frame hinge (72) is welded on the door frame (2), the door plate hinge (71) is welded on the door plate (3), and the door plate hinge (71) is positioned above the door frame hinge (72) and extends into the door frame hinge (72).

10. The soundproof door of claim 9, wherein: the end part of the door panel hinge (71) extending into the door frame hinge (72) is trapezoidal, and the end part of the door panel hinge is provided with two contact surfaces; three contact surfaces are arranged at the contact part of the door frame hinge (72) and the door panel hinge (71).