CN2610002Y - Improved structure of elevated floor support with pressure responsive device - Google Patents
Improved structure of elevated floor support with pressure responsive device Download PDFInfo
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- CN2610002Y CN2610002Y CN 03229769 CN03229769U CN2610002Y CN 2610002 Y CN2610002 Y CN 2610002Y CN 03229769 CN03229769 CN 03229769 CN 03229769 U CN03229769 U CN 03229769U CN 2610002 Y CN2610002 Y CN 2610002Y
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- diaphragm
- pressure
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- pressing plate
- responsive device
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Abstract
The utility model relates to an improved structure of a raised floor supporting frame with a pressure responsive device. The utility model comprises a supporting frame body, a carrying seat, a containing chamber, a pressure switch, an elastic gasket, a diaphragm and a press plate, wherein the bottom of the supporting frame body is provided with a supporting seat which can be supported on the ground, and the carrying seat is arranged at the top end of the supporting frame body. The containing chamber is arranged at the bottom at the center of a pressure chamber, and the pressure switch is arranged in the containing chamber. The elastic gasket is arranged between an upper cover of the carrying seat and a bottom seat, the diaphragm is arranged at the bottom surface of the pressure chamber and is positioned at the opening position of the containing chamber, and the press plate is fixedly locked on the bottom surface of the pressure chamber. Compared with the prior art, the utility model has the advantages of reasonable structure, high reliability, accurate action, etc.
Description
Technical field
The utility model improves structure as a kind of raised floor bracing frame with pressure responsive device, is meant a kind of raised floor bracing frame improvement structure with pressure responsive device that is used in dust free room, high-tech factory building and Computer Facilities with raised floor system especially.
Background technology
Because the prosperity of semiconductor industry and IT industry makes the demand of dust free room and various high-tech factory buildings heighten.In the architectural design of the class of high-tech factory building, dust free room and Computer Facilities, most raised floor system that adopt, its major consideration is that raised floor has preferable shake-proof ability, and raised floor with the Floor-board frame height after, various pipelines and circuit can be convenient to lay in beneath space, and by the floor with ground and various line isolation, can effectively completely cut off pollution, reach good clean effect.
The main structure of existing raised floor includes some floor unit 1 as shown in Figure 4, and the floor that becomes a big plane capable of being combined is in order to carry various machinery equipments; And some bracing frames 2, be the corner cohesive position that is set up in each floor unit, in order to 1 of floor unit is high, away from ground.
And in raised floor system, the structure of floor unit 1 and bracing frame 2 can the change along with the difference of purposes.For example in sensitive Computer Facilities, or in the used raised floor system of some high-accuracy high-tech factory building, the function that must have pressure-sensing, in order to detect cracker's step vibrations, or the vibrations on machinery equipment and floor, therefore in this raised floor system with pressure sensitive ability, must in floor or bracing frame, install the pressure sensitive device, in order to detect the pressure variation situation that floor unit 2 is born.
The utility model in No. 109399 a cases of existing TaiWan, China patent application, has proposed a kind of structure of raised floor bracing frame at this purposes, and as shown in Figure 5, the structure of this existing bracing frame includes: a supporting seat 3 can be supported in ground; And a stay pipe 4, be to entreat among being arranged at supporting seat 3 end faces; Reach a nut 5, be arranged on the top of stay pipe 4; Reach one and adjust screw rod 6, insert by the top of stay pipe 4, and sealed with nut 5; Reach a carrying base 7, be arranged on the top of adjusting screw rod 6; And a movable loam cake 8, be to be covered on the carrying base 7.And a seal washer 9, be arranged between movable loam cake 8 and the carrying base 7, between movable loam cake 8 and carrying base 7, form the balancing gate pit of a sealing, and in the balancing gate pit, fill hydraulic oil, when movable loam cake 8 bore weight, seal washer 9 can be compressed, and produced distortion.
The principal character of this existing bracing frame is to be that it has a pressure switch 10, and a diaphragm 11.The centre is provided with a perforate 12 among the carrying base 7, and diaphragm 11 is arranged on carrying base 7 and is positioned at perforate 12 lower positions, and this perforate 12 is closed; And this pressure switch 10 is arranged on the below of perforate 12, makes diaphragm 11 be under pressure the hydraulic oil of chamber when promoting distortion, can touch this pressure switch 10, and make pressure switch 10 produce signals, therefore reaches and detects the purpose that floor pressure changes.
The pressure switch 10 that should have case now has quite high sensitivity, therefore makes it can detect floor unit 2 small pressure and changes situation, and have quite high precision.Yet should have now among the embodiment that is disclosed in the case, clearly do not disclose the fixed form of diaphragm 11, and diaphragm 11 is excessive with the contact area of the hydraulic oil of balancing gate pit, and makes when diaphragm 11 is subjected to the pressure promotion of hydraulic oil, the area of the effect of being under pressure is excessive, is easy to generate irregular deformation.Therefore when reality is implemented the technology of this existing case, find that it still has further improved necessity.
The utility model content
The utility model is that purpose can be achieved through the following technical solutions: a kind of raised floor bracing frame with pressure responsive device improves structure, comprise a supporting frame, one load bearing seat, it is characterized in that, also comprise an accommodating chamber, one pressure switch, one elastic washer, one diaphragm and a pressing plate, described supporting frame bottom has the supporting seat that can be supported in ground, described load bearing seat is arranged at the supporting frame top, it is by a base, and a loam cake is formed, has a balancing gate pit between this base and the loam cake, in this balancing gate pit, be filled with hydraulic oil, described accommodating chamber is arranged at the bottom of balancing gate pit central authorities, described pressure switch is arranged within the accommodating chamber, described elastic washer is arranged between the loam cake and base of load bearing seat, described diaphragm arrangement is positioned at the position of accommodating chamber opening in the bottom surface, balancing gate pit, can the be under pressure pressure effect of hydraulic oil of chamber of this diaphragm produces elastic deformation, described pressing plate is locked on the bottom surface of balancing gate pit, described diaphragm is the aperture position that is fixedly set in accommodating chamber by this pressing plate, make diaphragm be clamped on the bottom surface of balancing gate pit, and pressing plate central authorities have an opening, make that the hydraulic oil of balancing gate pit can be from the hole contact diaphragm of pressing plate, and the pressure that makes diaphragm be subjected to hydraulic oil promotes and the generation elastic deformation, and touch the induction installation be arranged among the accommodating chamber, thereby generation pressure signal, by above elements combination, pressing plate can be closely fixing with peripheral part of diaphragm.
The size of the opening of described pressing plate can change, and with the part of the control diaphragm effect of being under pressure, and changes the sensitivity that this diaphragm pressurized moves.
Described pressing plate is a ring-type.
Described pressing plate is locked on the bottom surface of balancing gate pit by a plurality of screws.
The base of described load bearing seat and loam cake use a plurality of screw lockings.
The penetration hole diameter of described base is greater than screw diameter, and making screw be subjected to base pressure can move up and down.
The length of described screw slightly is longer than the thickness of base outer rim, and making has the space of upper and lower displacement between loam cake and the base.
Be covered with pouring orifice on described.
The utility model is owing to adopted above structure, therefore can be so that the installation of diaphragm be more firm, has higher reliability, and the active area that bears oil pressure by pressing plate control diaphragm, more can reach the purpose of the pressure-sensitive sensitivity of effective control diaphragm and pressure switch, and make that the action of pressure switch is more accurate.
Description of drawings
Fig. 1 is the three-dimensional exploded view that the utlity model has the raised floor bracing frame improvement structure of induction installation;
Fig. 2 is the assembled sectional view that the utlity model has the raised floor bracing frame improvement structure of pressure responsive device;
Fig. 3 is the assembled sectional view of the utility model second embodiment;
Fig. 4 is a kind of stereogram of existing raised floor system;
Fig. 5 is a kind of existing assembled sectional view with raised floor bracing frame of pressure responsive device.
The specific embodiment
As shown in Figure 1, the utility model mainly comprises: a supporting frame 20, one load bearing seats 30, described supporting frame 20 are the nuts 23 that are arranged at support bar 22 tops by a supporting seat 21, a support bar 22,, and an adjustment screw rod 24 is formed; Wherein said adjustment screw rod 24 is to insert on the support bar 22, and sealed with nut 23, when therefore rotating this adjustment screw rod 24, can change its height.Described load bearing seat 30 is to be arranged at the top of adjusting screw rod 24, it is made up of a loam cake 31 and a base 32, loam cake 31 is a lid that generally is top hat section, extend a flange around it downwards, and cover the outside at base 32, base 32 is the belows that are arranged at loam cake 31, and its central authorities are provided with a recessed circular groove, forms a balancing gate pit 33; In addition, a pouring orifice 34 is arranged, in order to hydraulic oil is injected among the balancing gate pit 33 in the central design of loam cake 31.
As shown in Figure 2, described loam cake 31 is by 35 lockings of four screws with base 32 all around, and makes base 32 and loam cake 31 combine.Screw 35 is the perforation 321 of passing around the base 32, and locks in four screws 311 around loam cake 31 bottom surfaces, and therefore 321 the aperture of boring a hole makes screw 35 to move up and down among perforation 321 greater than the diameter of screw 35.And the length of screw 35 is slightly to be longer than the thickness of base 32 outer rims, therefore make have between loam cake 31 and the base 32 can about the space of relative displacement.
Shown in Fig. 1～2, be provided with an elastic washer 36 between described loam cake 31 and the base 32, elastic washer 36 is located at the outside of balancing gate pit 33, and keeps driving fit with the bottom surface of loam cake 31 and the end face of base 32, and makes balancing gate pit 33 form sealing state.As shown in Figure 3, when this loam cake 31 bore gravity, this elastic washer 36 can be compressed, and therefore made the height of loam cake 31 descend.
33 middle position is provided with an accommodating chamber 37 to described base 32 in the balancing gate pit, uses for a pressure switch 40 to be installed on wherein.The aperture position of this accommodating chamber 37 is provided with a diaphragm 50, in order to the closure of openings of accommodating chamber 37 is got up, therefore makes accommodating chamber 37 and balancing gate pit 33 separate.When loam cake 31 is under pressure and when it is highly descended, because therefore the volume reducing of balancing gate pit 33 can force the pressure of the hydraulic oil of 33 inside, balancing gate pit to increase, therefore promotes diaphragm 50 and produce towards the outstanding distortion of the direction of pressure switch 40.When diaphragm 50 touched pressure switch 40, pressure switch 40 produced triggering signals, and via the transmission of guide wire the triggering signal of pressure switch 40 was delivered to detection system, therefore reached and detected the purpose that loam cake 31 bears Gravity changer.
The utility model principal character is the mounting means that is diaphragm 50, and it is to be fixed on the bottom surface of balancing gate pit 33 by a pressing plate 60.As shown in Figure 1, this pressing plate 60 is the plate body of an annular, and its central authorities are provided with an opening 61, so that diaphragm 50 can contact with the hydraulic oil in the balancing gate pit 33.Pressing plate 60 is to lock on the bottom surface of balancing gate pit 33 by four screws 62, and diaphragm 50 is pressed on the bottom surface of balancing gate pit 33.Therefore as shown in Figure 2, diaphragm 50 is that the bottom surface that is subjected to pressing plate 60 compresses, and is fixed on the bottom surface of balancing gate pit 33, and forms airtight with the bottom surface of balancing gate pit 33.
Described diaphragm 50 has been because its edge part has been subjected to the tight compressing of pressing plate 60, can with quite firm mode device in the balancing gate pit 33 bottom surface, and make its effect of being stressed and during distortion, can not produce the situation that gets loose.Therefore, the utility model is installed this diaphragm 50 by this mode, belongs to a kind of quite easy in fact, and the mounting method that has height reliability again.
Another effect of described pressing plate 60 is can control diaphragm 50 to be under pressure and to make the amplitude of deformation of time spent, and reaches the purpose of the sensitivity of control diaphragm 50 induction pressures.As shown in Figure 2, the hydraulic oil of balancing gate pit 33 is that the opening 61 via pressing plate 60 central authorities contacts with diaphragm 50, so the excrements of this opening 61 has determined the be under pressure area of hydraulic oil effect of chamber 33 of diaphragm 50, when the diameter of opening 61 is big, the compression area of diaphragm 50 is bigger, and it is subjected to onesize pressure and does the time spent and just can produce by a relatively large margin distortion.
Otherwise, among the embodiment as shown in Figure 3, the pressing plate 60A that it adopted has an opening 61A than minor diameter, and therefore the area that makes diaphragm 50 bear the pressure effect dwindles, so the amplitude of deformation during diaphragm 50 pressurizeds is just less, and it is reduced for the sensitivity that pressure changes.
So, in the time will changing the pressure sensitive sensitivity of pressure switch 40, the diameter that only need change the opening 61 of pressing plate 60 just can be so that pressure-sensitive switch has the sensitivity of different pressure sensitives, so the producer is when producing the bracing frame of different induction sensitivity, only need the structure of this pressing plate 60 of change to get final product, and do not need to change the structure of base 32, loam cake 31 and other relevant spare parts, so make bracing frame of the present utility model when producing, can use common standardized element, and can simplify the work of production management.
In sum, by technological means of the present utility model, can be so that the installation of diaphragm 50 be more firm, has higher reliability, and the active area that bears oil pressure by pressing plate 60 control diaphragms 50, more can reach the purpose of the pressure-sensitive sensitivity of effective control diaphragm 50 and pressure switch 40, and make that the action of pressure switch 40 is more accurate.
Claims (10)
1. the raised floor bracing frame with pressure responsive device improves structure, comprise a supporting frame, one load bearing seat, it is characterized in that, also comprise an accommodating chamber, one pressure switch, one elastic washer, one diaphragm and a pressing plate, described supporting frame bottom has the supporting seat that can be supported in ground, described load bearing seat is arranged at the supporting frame top, it is by a base, and a loam cake is formed, has a balancing gate pit between this base and the loam cake, in this balancing gate pit, be filled with hydraulic oil, described accommodating chamber is arranged at the bottom of balancing gate pit central authorities, described pressure switch is arranged within the accommodating chamber, described elastic washer is arranged between the loam cake and base of load bearing seat, described diaphragm arrangement is positioned at the position of accommodating chamber opening in the bottom surface, balancing gate pit, can the be under pressure pressure effect of hydraulic oil of chamber of this diaphragm produces elastic deformation, described pressing plate is locked on the bottom surface of balancing gate pit, described diaphragm is the aperture position that is fixedly set in accommodating chamber by this pressing plate, make diaphragm be clamped on the bottom surface of balancing gate pit, and pressing plate central authorities have an opening, make that the hydraulic oil of balancing gate pit can be from the hole contact diaphragm of pressing plate, and the pressure that makes diaphragm be subjected to hydraulic oil promotes and the generation elastic deformation, and touch the induction installation be arranged among the accommodating chamber, thereby generation pressure signal, by above elements combination, pressing plate can be closely fixing with peripheral part of diaphragm.
2. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 1 improves structure, it is characterized in that, the size of the opening of described pressing plate can change, and with the part of the control diaphragm effect of being under pressure, and changes the sensitivity that this diaphragm pressurized moves.
3. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 1 or 2 improves structure, it is characterized in that described pressing plate is a ring-type.
4. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 1 or 2 improves structure, it is characterized in that described pressing plate is locked on the bottom surface of balancing gate pit by a plurality of screws.
5. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 1 improves structure, it is characterized in that, the base of described load bearing seat and loam cake use a plurality of screw lockings.
6. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 5 improves structure, it is characterized in that the penetration hole diameter of described base is greater than screw diameter, and making screw be subjected to base pressure can move up and down.
7. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 5 improves structure, it is characterized in that the length of described screw slightly is longer than the thickness of base outer rim, and making has the space of upper and lower displacement between loam cake and the base.
8. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 6 improves structure, it is characterized in that the length of described screw slightly is longer than the thickness of base outer rim, and making has the space of upper and lower displacement between loam cake and the base.
9. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 1 improves structure, it is characterized in that, is covered with pouring orifice on described.
10. a kind of raised floor bracing frame with pressure responsive device as claimed in claim 5 improves structure, it is characterized in that, is covered with pouring orifice on described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03229769 CN2610002Y (en) | 2003-03-26 | 2003-03-26 | Improved structure of elevated floor support with pressure responsive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03229769 CN2610002Y (en) | 2003-03-26 | 2003-03-26 | Improved structure of elevated floor support with pressure responsive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2610002Y true CN2610002Y (en) | 2004-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03229769 Expired - Fee Related CN2610002Y (en) | 2003-03-26 | 2003-03-26 | Improved structure of elevated floor support with pressure responsive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2610002Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489918A (en) * | 2019-01-28 | 2020-08-04 | 株式会社鹭宫制作所 | Pressure switch |
-
2003
- 2003-03-26 CN CN 03229769 patent/CN2610002Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489918A (en) * | 2019-01-28 | 2020-08-04 | 株式会社鹭宫制作所 | Pressure switch |
| CN111489918B (en) * | 2019-01-28 | 2022-04-19 | 株式会社鹭宫制作所 | Pressure switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040407 Termination date: 20110326 |