CN205037019U - Straight pipe pressure balance type compensator - Google Patents
Straight pipe pressure balance type compensator Download PDFInfo
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- CN205037019U CN205037019U CN201520791414.0U CN201520791414U CN205037019U CN 205037019 U CN205037019 U CN 205037019U CN 201520791414 U CN201520791414 U CN 201520791414U CN 205037019 U CN205037019 U CN 205037019U
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Abstract
Straight pipe pressure balance type compensator is taking over outer balanced bellows, first work ripple pipe and second work ripple pipe including the cover, and take over and take over with the second including the first takeover of coaxial setting, first work ripple pipe one end and first crown plate rigid coupling, the other end and balanced crown plate one side rigid coupling, first crown plate, balance crown plate difference rigid coupling are in the periphery of first takeover, second takeover, balanced crown plate opposite side and balanced bellows one end rigid coupling, the balanced bellows other end and second crown plate rigid coupling, second work ripple pipe one end and second takeover outer wall rigid coupling, the other end and second crown plate rigid coupling, second work ripple pipe lies in inside the balanced bellows, be equipped with first adjustment pull rod between first crown plate and the second crown plate, be equipped with the balanced hole on the second is taken over, the cavity between a balanced bellows and the second bellows is taken over with the second through the balanced hole and is communicated with each other. The utility model is suitable for an installation length limited occasion, can the absorption axes to, lateral displacement, and not to showing the pressure thrust outward.
Description
Technical field
The utility model relates to balance corrugated pipe compensator, is specifically related to be applicable to the balance corrugated pipe compensator in the limited straight tube of length of installation.
Background technique
Corrugated expansion joint can compensate extraction duct because of axial, transverse direction, the angular displacement that produce of expanding with heat and contract with cold, and has been widely used in engineering.At blast-furnace top gas recovery turbine generator, blower, steam turbine etc. are in the very strict rotating equipment of force request, corrugated expansion joint is as pipe safety device, it is one of vitals of these equipment, but due to the installing space such as turnover port of these rotating equipments limited, and displacement is complicated, common balance compensator its normally balance bellows is located at the centre of two work bellowss, its length of installation needing pipeline longer, take larger installing space, be difficult to the installation and the compensation requirement that meet above-mentioned rotating equipment, if use very complicated compensator configuration, then need to increase cost.
Model utility content
The applicant improves for above-mentioned shortcoming of the prior art, provides a kind of straight-tube pressure balanced compensator, and it is applicable to the limited occasion of length of installation, meets the requirement of absorption axes to, lateral displacement, and does not externally show pressure thrust.
The technical solution of the utility model is as follows:
Straight-tube pressure balanced compensator, comprise and be set in the outside balance bellows of adapter, the first work bellows and the second work bellows, described adapter comprises coaxial the first adapter and second arranged and takes over, first work bellows one end and the first ring flat-plate affixed, the other end is affixed with balance ring flat-plate side, first ring flat-plate is fixed in the periphery of the first adapter, and balance ring flat-plate is fixed in the periphery of the second adapter; Balance ring flat-plate opposite side is affixed with balance bellows one end, the balance bellows the other end and the second ring flat-plate affixed; Second work bellows one end and the second adapter outer wall is affixed, the other end and the second ring flat-plate affixed, second bellows that works is positioned at balance bellows interior; The first adjustment pull bar is provided with between first ring flat-plate and the second ring flat-plate; Second adapter is provided with balancing orifice, and balance bellows and the cavity between second bellows are taken over by described balancing orifice and second and communicated.
Its further technological scheme is:
The work useful area sum of bellows of the useful area and second of described first work bellows equals to balance the useful area of bellows.
Described first work bellows is the complex corrugated pipe be connected in series by more than two bellowss.
Be fixedly connected with by intervalve between adjacent corrugations pipe in described first work bellows, bellows one end and first ring flat-plate of the most contiguous first ring flat-plate are affixed, and the other end is installed with the 3rd ring flat-plate, are provided with the second adjustment pull bar between the 3rd ring flat-plate and the first ring flat-plate; Bellows one end near balance ring flat-plate is affixed with balance ring flat-plate, and the other end is installed with the 4th ring flat-plate, is provided with the 3rd and adjusts pull bar between the 4th ring flat-plate and balance ring flat-plate.
Technique effect of the present utility model:
Second work bellows is arranged on balance bellows interior by the utility model, changes traditional way two work bellowss being arranged on balance bellows two ends, thus reduces the length of installation of compensator, be applicable to the occasion that length of installation is limited; Two work bellowss and balance bellows setting outside, pass through the setting of force transferring structure part and load-carrying construction part simultaneously, realize compensator integral pressure and push away equilibrium of forces, make compensator externally not show pressure thrust, and the bearing capacity meeting compensator requires and structural rigidity requirements; Further the first work bellows is set to complex corrugated pipe, make compensator can simultaneously stability axially and horizontal compound displacement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1, balance bellows; 2, the first work bellows; 201, bellows; 202, intervalve; 3, the second work bellows; 41, the first adapter; 42, the second adapter; 5, the first ring flat-plate; 6, ring flat-plate is balanced; 7, the second ring flat-plate; 8, the first adjustment pull bar; 9, the 3rd ring flat-plate; 10, the second adjustment pull bar; 11, the 4th ring flat-plate; 12, the 3rd adjustment pull bar.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.
See Fig. 1, the utility model comprises balance bellows 1, the first work bellows 2 and the second work bellows 3 that are set in adapter outside, described adapter comprises coaxial the first adapter 41 and the second adapter 42 arranged, first work bellows 2 one end and the first ring flat-plate 5 affixed, first work bellows 2 the other end is affixed with balance ring flat-plate 6 side, first ring flat-plate 5 is fixed in the periphery of the first adapter 41, and balance ring flat-plate 6 is fixed in the periphery of the second adapter 42; Balance ring flat-plate 6 opposite side is affixed with balance bellows 1 one end, balance bellows 1 the other end and the second ring flat-plate 7 affixed; Second work bellows 3 one end and the second adapter 42 outer wall is affixed, and second work bellows 3 the other end is affixed with the second ring flat-plate 7, and second bellows 3 that works is positioned at and balances bellows 1 inside; The first adjustment pull bar 8 is provided with between first ring flat-plate 5 and the second ring flat-plate 7; Second adapter 42 is provided with multiple balancing orifice 14, balance bellows 1 is communicated with the second adapter 42 by described balancing orifice 14 with the cavity between second bellows 3, and the medium in the second adapter 42 enters the cavity between balance bellows 1 and second bellows 3 by described balancing orifice 14.
Further, the work useful area sum of bellows 3 of the useful area and second of the first work bellows 2 equals to balance the useful area of bellows 1, can guarantee the compensation rate of compensator.
Further, the first work bellows 2 is set to the complex corrugated pipe be connected in series by more than two bellowss 201, can simultaneously stability axis and horizontal compound displacement.Particularly, the linkage structure of complex corrugated pipe and other components of compensator is shown in Fig. 1, be fixedly connected with by intervalve 202 between adjacent corrugations pipe 201 in first work bellows 2, bellows 201 one end and first ring flat-plate 5 of the most contiguous first ring flat-plate 5 are affixed, the other end is installed with between the 3rd ring flat-plate the 9, three ring flat-plate 9 and the first ring flat-plate 5 and is provided with the second adjustment pull bar 10; Bellows 201 one end near balance ring flat-plate 6 is affixed with balance ring flat-plate 6, and the other end is installed with between the 4th ring flat-plate the 11, four ring flat-plate 11 and balance ring flat-plate 6 and is provided with the 3rd and adjusts pull bar 12.Fig. 1 is preferred embodiment of the present utility model, and the first work bellows 2 is connected in series by two bellowss 201.
First adjustment pull bar 8, second adjusts pull bar 10, the two ends of the 3rd adjustment pull bar 12 are equipped with screw thread, first adjustment pull bar 8 all passes through nut check respectively and between the first ring flat-plate 5, second ring flat-plate 7 by the screw thread at two ends, second adjustment pull bar 10 by the screw thread at two ends respectively and the first ring flat-plate 5, the balance all by nut check between ring flat-plate 6, the 3rd adjust pull bar 12 by the screw thread at two ends respectively and the 4th ring flat-plate 11, the balance between ring flat-plate 6 and all pass through nut check.
Compensator described in the utility model is the straight-tube pressure balanced compensator that interior external pressure combines, wherein, first work bellows 2, balance bellows 1 bear interior pressure, second work bellows 3 bears external pressure, first ring flat-plate 5, second ring flat-plate 7, the 3rd ring flat-plate 9, the 4th ring flat-plate 11 are load-carrying construction part, balance ring flat-plate 6 is simultaneously as load, bearing structure part and force transferring structure part, and the first adjustment pull bar 8, second adjusts pull bar 10, the 3rd adjustment pull bar 12 is force transferring structure part.。
The pressure balanced implementation of the utility model is as follows: in compensator working procedure, pressure thrust on the left of first work bellows 2 adjusts the transmission of pull bar 8, second ring flat-plate 7 by the first ring flat-plate 5, first, the pressure thrust worked on the right side of bellows 3 with balance bellows 1 and second balances, pressure thrust on the right side of first work bellows 2 is by the transmission of balance ring flat-plate 6, the pressure thrust worked on the left of bellows 3 with balance bellows 1 and second balances, and reaches the object of compensator integral pressure thrust-balancing thus.Make compensator to external presentation pressure thrust.Wherein, described " left side ", " right side " are the left side shown in Fig. 1, right side, and the one end namely arranging the first ring flat-plate 5 is left side, and the one end arranging the second ring flat-plate 7 is right side.
The utility model is inner by the second work bellows 3 is arranged on balance bellows 1, change traditional way two work bellowss being arranged on balance bellows two ends, thus reduce the length of installation of compensator, be applicable to the occasion that length of installation is limited.
More than describing is to explanation of the present utility model, and be not the restriction to model utility, the utility model limited range, see claim, within protection domain of the present utility model, can do any type of amendment.
Claims (4)
1. straight-tube pressure balanced compensator, comprise and be set in the outside balance bellows (1) of adapter, the first work bellows (2) and the second work bellows (3), described adapter comprises coaxial the first adapter (41) and second arranged and takes over (42), it is characterized in that: first work bellows (2) one end and the first ring flat-plate (5) affixed, the other end is affixed with balance ring flat-plate (6) side, first ring flat-plate (5) is fixed in the periphery of the first adapter (41), and balance ring flat-plate (6) is fixed in the periphery of the second adapter (42); Balance ring flat-plate (6) opposite side with balance bellows (1) one end affixed, balance bellows (1) the other end and the second ring flat-plate (7) affixed; Take over (42) outer wall affixed in second work bellows (3) one end and second, and the other end is affixed with the second ring flat-plate (7), and second bellows (3) that works is positioned at and balances bellows (1) inside; The first adjustment pull bar (8) is provided with between first ring flat-plate (5) and the second ring flat-plate (7); Second adapter (42) is provided with balancing orifice (14), and balance bellows (1) is taken over (42) by described balancing orifice (14) with second with the cavity between second bellows (3) and communicated.
2. by straight-tube pressure balanced compensator according to claim 1, it is characterized in that: the work useful area sum of bellows (3) of the useful area and second of described first work bellows (2) equals to balance the useful area of bellows (1).
3. by the straight-tube pressure balanced compensator described in claim 1 or 2, it is characterized in that: described first work bellows (2) is the complex corrugated pipe be connected in series by more than two bellowss (201).
4. by straight-tube pressure balanced compensator according to claim 3, it is characterized in that: be fixedly connected with by intervalve (202) between the adjacent corrugations pipe (201) in described first work bellows (2), bellows (201) one end and first ring flat-plate (5) of the most contiguous first ring flat-plate (5) are affixed, the other end is installed with the 3rd ring flat-plate (9), is provided with the second adjustment pull bar (10) between the 3rd ring flat-plate (9) and the first ring flat-plate (5); Bellows (201) one end near balance ring flat-plate (6) is affixed with balance ring flat-plate (6), and the other end is installed with the 4th ring flat-plate (11), is provided with the 3rd and adjusts pull bar (12) between the 4th ring flat-plate (11) and balance ring flat-plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520791414.0U CN205037019U (en) | 2015-10-14 | 2015-10-14 | Straight pipe pressure balance type compensator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520791414.0U CN205037019U (en) | 2015-10-14 | 2015-10-14 | Straight pipe pressure balance type compensator |
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| Publication Number | Publication Date |
|---|---|
| CN205037019U true CN205037019U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520791414.0U Active CN205037019U (en) | 2015-10-14 | 2015-10-14 | Straight pipe pressure balance type compensator |
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| CN (1) | CN205037019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082031A (en) * | 2020-08-17 | 2020-12-15 | 中国空气动力研究与发展中心高速空气动力研究所 | Large-scale assembled straight tube pressure balance type expansion joint |
-
2015
- 2015-10-14 CN CN201520791414.0U patent/CN205037019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082031A (en) * | 2020-08-17 | 2020-12-15 | 中国空气动力研究与发展中心高速空气动力研究所 | Large-scale assembled straight tube pressure balance type expansion joint |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |