CN2589617Y - Movable sealing door saddle for sound extinguishing chamber - Google Patents
Movable sealing door saddle for sound extinguishing chamber Download PDFInfo
- Publication number
- CN2589617Y CN2589617Y CN 02250684 CN02250684U CN2589617Y CN 2589617 Y CN2589617 Y CN 2589617Y CN 02250684 CN02250684 CN 02250684 CN 02250684 U CN02250684 U CN 02250684U CN 2589617 Y CN2589617 Y CN 2589617Y
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- doorframe
- threshold
- activity threshold
- tie point
- ground
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Abstract
The utility model relates to a moving sealing door sill used for an anechoic chamber, which is characterized in that the utility model is composed of the moving door sill 4 arranged at the bottom of a door frame 1; one end of the moving door sill 4 is movably connected with the bottom of the door frame 1 to form a connection point 3; the moving door sill 4, taking the connection point 3 as the center, can rotate in a 90 DEG angle on the upright surface direction of the door frame; the length of the moving door sill 4 is equivalent to the width of the bottom of the door frame 1, and the bottom surface of the moving door sill 4 is provided with two bulges 8 whose shape matches the shape of a ground guide rail 9; a connection point 5 fixedly connected with the ground is set on the moving door sill 4; a connection point 2 connected with the moving door sill 4 is set on the door frame 1; the moving door sill 4 can be fixed to the door frame 1 by the connection point 2 of the door frame. Because the utility model has the design principle that the position and the state of the door sill are changed through self-rotation, on one hand, the utility model eliminates the obstacle that a vehicle is pushed to come in and out the anechoic chamber, on the other hand, the utility model has the effect of sealing.
Description
Affiliated technical field
The utility model relates to a kind of sealing threshold that sound attenuation room is used of specializing in, and the particularly a kind of sound attenuation room that has ground rail to pass through movable sealing threshold is suitable for big-and-middle-sized noise fest product needed with using in the vehicle-mounted sound attenuation room by threshold.
Background technology
The sound attenuation room that is used for noise testing must possess sound absorption and sound insulation function, and wherein the hermetically-sealed construction of door opening is particularly important, and it directly has influence on the defening effect of sound attenuation room.Generally speaking, the door opening hermetically-sealed construction of common sound attenuation room all is by doorframe and threshold, constitutes one the four shaped as frame facade that banding closes, and forms sealing state between the corresponding soundproof door of size, to satisfy the sound insulation requirement.
But for big-and-middle-sized noise fest product, generally adopt go-cart to load transportation when the turnover sound attenuation room, the threshold that at this moment is above the ground level becomes the obstacle of go-cart naturally.It is some heavy electronic product for a dragon, often along the ground rail of assembling line, directly enters sound attenuation room and carries out online noise testing, because ground rail exists the groove space, has brought new difficulty therefore for the sealing of soundproof door.If do not establish threshold, then single doorframe can not constitute the shaped as frame facade of a sealing, and the slit of soundproof door bottom can not get sealing, just must have influence on the defening effect of sound attenuation room.
Vehicle-mounted in order to eliminate by the obstacle of trial product turnover sound attenuation room, on the sound insulating structure of this class sound attenuation room door opening, generally adopt the inclined-plane encapsulating method at present; Promptly cancel original fixedly threshold, on the ground of relevant position, replace, so that the go-cart turnover with low inside and high outside slope.Simultaneously, the bottom shape of soundproof door is also made into and corresponding inclined-plane, slope, when soundproof door is closed, rely on the tight contact on two inclined-planes, reach the effect of sealing and sound insulation.But this method exists following weak point:
1, the sealant bottom the soundproof door rubs and impaired owing to often open and close to cause with the ground brute force, and the time one is long, will cause this place's seal failure.
2, the inside and outside ground level difference of sound attenuation room, in-vehicle mounted object are required great effort during through the slope, and easily rock and disequilibrium, produce unsafe factor.
3, because ground is provided with a current groove shaped track of buying car in installments, and the domatic described groove space that can not make of inclination obtains shutoff, therefore, the noise elimination weak effect of this method.
Technology contents
The utility model technical issues that need to address overcome the sealing of existing inclined-plane and exist, easy to wear, in-vehicle mounted object is through the shortcoming of out-of-date effort, defening effect difference, the movable sealing threshold that provides a kind of sound attenuation room simple in structure, easy to use, that defening effect is good to use.
Technical problem of the present utility model can solve by taking following measure: sound attenuation room movable sealing threshold, its design feature is: be made up of the activity threshold that is arranged at the doorframe bottom, one end of activity threshold and the bottom of doorframe flexibly connect, form tie point, with this tie point is the central movable threshold can be done 90 ° of angles on doorframe facade direction rotation, the length of activity threshold is equivalent to the width of doorframe bottom, its bottom surface is provided with two projectioies of coincideing with the ground guide shape, activity threshold is provided with the tie point of fixedlying connected with ground, doorframe is provided with the tie point that is connected with activity threshold, activity threshold can be fixed on the doorframe by the doorframe tie point.
Design principle of the present utility model is position and the state that changes threshold by self rotating, and eliminates the obstacle of go-cart turnover sound attenuation room on the one hand, plays the effect of sealing on the other hand.Because described activity threshold can be done the rotation at 90 ° of angles on doorframe facade direction, the base of doorframe 1 is imbedded ground and is made itself and ground at grade, when activity threshold forwards horizontal level to, activity threshold is near ground, form sealing surface with ground, the projection of threshold bottom surface entered ground rail it was sealed this moment, was fixed on the ground, was equivalent to fixedly threshold by the tie point on the threshold; When activity threshold upwards rotates 90 ° of angles near door frame side-pillar, by the tie point on the doorframe activity threshold to be fixed on the doorframe, this moment, the threshold obstacle was eliminated, and go-cart can free in and out.
Technical problem of the present utility model also can solve by taking following measure:
Activity threshold is by a left side, two and half activity thresholds of right symmetry are formed, flexibly connect by tie point and described half activity threshold respectively at the bottom of two of doorframe, making half activity threshold do 90 ° of angles in doorframe facade direction rotates, the length sum of half activity threshold equals the width of doorframe bottom, its bottom surface respectively is provided with two projectioies of coincideing with the ground guide shape, respectively be provided with the tie point of fixedlying connected on half activity threshold with ground, two columns of doorframe 1 respectively are provided with a tie point that is connected with half activity threshold, half activity threshold can be fixed on the doorframe by the doorframe tie point.
Half activity threshold and contact position, ground are provided with sealant.
Half activity threshold is connected with the bottom of doorframe by hinge.
Doorframe, half activity threshold are by the sound insulating material manufacturing, and projection is made of the elasticity sound insulation materials.
The utlity model has following outstanding effect:
1, owing to adopted half activity threshold structure of rotary activity threshold or left and right symmetry, both keeps the fixedly sealing defening effect of threshold, and can open at any time again, eliminated the obstacle of go-cart turnover.
2, owing to cancelled the ramp structure that replaces threshold, the inside and outside ground level of sound attenuation room is consistent, in-vehicle mounted object is through out-of-date steady and laborsaving.
3, because symmetrical half activity threshold is to be attached on the doorframe by hinge, and has the fastening function in location, so simple in structure, easy to use.
4, owing on symmetrical half activity threshold, be provided with projection, make the groove space of ground rail also obtain effective seal, enlarged the scope of application of sound attenuation room.
The drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1 horizontal positioned.
Fig. 3 is the structural representation that the utility model embodiment 1 forwards vertical position to.
Preferred embodiment
As can be seen from Figure 1, present embodiment is formed the shaped as frame facade that one four banding closes by half activity threshold 41,42 and the doorframe 1 of left and right symmetry, and the two is connected to form tie point 3 with hinge.On half activity threshold 41,42, circular hole tie point 5 is arranged, be fastened on the ground screw plate 7, make two and half activity thresholds 41,42 of left and right symmetry constitute a fixedly threshold 4 by screw 6.Projection 8 just in time seals the groove space of track 9.
Constitute the shaped as frame facade that four bandings close by doorframe 1 and half activity threshold 4, it and big or small sealant 10 tight connectings of soundproof door accordingly, projection 8 has sealed the groove space of ground rail 9.
Supplementary table understands that movable sealing threshold of the present utility model is in the part technical characterictic under the opening in Fig. 2.As can be seen from Figure 3, abut against the both sides of doorframe 1 after half activity threshold 41,42 rotates 90 ° of angles, and be fixed in by screw 6 on the screw plate of doorframe tie point 2, the threshold obstacle is eliminated, and go-cart 11 passes in and out sound attenuation room smoothly along track 9.
In the present embodiment: half activity threshold 41,42 respectively is provided with circular hole tie point 5, can being fastened on the ground screw plate 7 by screw 6 when contacting with ground of this tie point 5 again can be at the half-twist angle be fixedlyed connected with the screw plate of tie point 2 during near door frame side-pillar. Half activity threshold 41,42 and contact position, ground are provided with sealant 10. Half activity threshold 41,42 is connected by the bottom of hinge with doorframe 1.Doorframe 1, half activity threshold 41,42 and projection 8 be by the sound insulating material manufacturing, and the soft and high resilience of projection 8.
The characteristics of the utility model embodiment 2 are: the sound attenuation room to no ground rail passes through does not have projection 8 in the bottom surface of half activity threshold 41,42.All the other are with embodiment 1.
Claims (5)
1, sound attenuation room movable sealing threshold, it is characterized in that: form by the activity threshold (4) that is arranged at doorframe (1) bottom, one end of activity threshold (4) and the bottom of doorframe 1 flexibly connect, form tie point (3), with this tie point (3) is central movable threshold (4) can be done 90 ° of angles on doorframe facade direction rotation, the length of activity threshold (4) is equivalent to the width of doorframe (1) bottom, its bottom surface is provided with two projectioies (8) of coincideing with ground guide (9) shape, activity threshold (4) is provided with the tie point (5) of fixedlying connected with ground, doorframe (1) is provided with the tie point (2) that is connected with activity threshold (4), activity threshold (4) can be fixed on the doorframe (1) by doorframe tie point (2).
2, sound attenuation room according to claim 1 movable sealing threshold, it is characterized in that: activity threshold (4) is by a left side, two and half activity thresholds (41) of right symmetry, (42) form, pass through tie point (3) and described half activity threshold (41) at the bottom of two of doorframe (1) respectively, (42) flexibly connect, make half activity threshold (41), (42) doing 90 ° of angles in doorframe facade direction rotates, half activity threshold (41), (42) length sum equals the width of doorframe (1) bottom, its bottom surface respectively is provided with two projectioies (8) of coincideing with ground guide (9) shape, half activity threshold (41), (42) respectively be provided with the tie point (5) of fixedlying connected on ground, two columns of doorframe 1 respectively are provided with one and half activity threshold (41), (42) tie point of Lian Jieing (2) can be with half activity threshold (41) by doorframe tie point (2), (42) be fixed on the doorframe (1).
3, sound attenuation room according to claim 2 movable sealing threshold is characterized in that: half activity threshold (41), (42) are provided with sealant (10) with the contact position, ground.
4, sound attenuation room according to claim 2 movable sealing threshold is characterized in that: half activity threshold (41), (42) are connected by the bottom of hinge with doorframe (1).
5, according to the described sound attenuation room of the arbitrary claim of claim 1 to 4 movable sealing threshold, it is characterized in that: doorframe (1), half activity threshold (41), (42) are by the sound insulating material manufacturing, and projection (8) is made of the elasticity sound insulation materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02250684 CN2589617Y (en) | 2002-12-26 | 2002-12-26 | Movable sealing door saddle for sound extinguishing chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02250684 CN2589617Y (en) | 2002-12-26 | 2002-12-26 | Movable sealing door saddle for sound extinguishing chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2589617Y true CN2589617Y (en) | 2003-12-03 |
Family
ID=33720840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02250684 Expired - Fee Related CN2589617Y (en) | 2002-12-26 | 2002-12-26 | Movable sealing door saddle for sound extinguishing chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2589617Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915048A (en) * | 2010-07-26 | 2010-12-15 | 江苏海陆装饰有限公司 | A60 grade fire door without threshold |
| CN102733712A (en) * | 2012-06-14 | 2012-10-17 | 河南省电力公司信阳供电公司 | Transformer substation warehouse door frame |
| CN106193950A (en) * | 2016-09-29 | 2016-12-07 | 天津索耐科技公司 | The stifling convertible hermatic door of storehouse |
| CN108868461A (en) * | 2018-05-30 | 2018-11-23 | 东莞市益安人防工程有限公司 | A kind of movable sill and its installation method of closed guard gate |
| CN113530406A (en) * | 2021-08-19 | 2021-10-22 | 温观宝生 | Threshold equipment for hotel |
-
2002
- 2002-12-26 CN CN 02250684 patent/CN2589617Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915048A (en) * | 2010-07-26 | 2010-12-15 | 江苏海陆装饰有限公司 | A60 grade fire door without threshold |
| CN101915048B (en) * | 2010-07-26 | 2011-09-14 | 江苏海陆科技股份有限公司 | A60 grade fire door without threshold |
| CN102733712A (en) * | 2012-06-14 | 2012-10-17 | 河南省电力公司信阳供电公司 | Transformer substation warehouse door frame |
| CN102733712B (en) * | 2012-06-14 | 2015-08-19 | 国家电网公司 | Transformer substation warehouse door frame |
| CN106193950A (en) * | 2016-09-29 | 2016-12-07 | 天津索耐科技公司 | The stifling convertible hermatic door of storehouse |
| CN108868461A (en) * | 2018-05-30 | 2018-11-23 | 东莞市益安人防工程有限公司 | A kind of movable sill and its installation method of closed guard gate |
| CN113530406A (en) * | 2021-08-19 | 2021-10-22 | 温观宝生 | Threshold equipment for hotel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |