CN103436432A - Quick-opening manhole - Google Patents
Quick-opening manhole Download PDFInfo
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- CN103436432A CN103436432A CN2013103773223A CN201310377322A CN103436432A CN 103436432 A CN103436432 A CN 103436432A CN 2013103773223 A CN2013103773223 A CN 2013103773223A CN 201310377322 A CN201310377322 A CN 201310377322A CN 103436432 A CN103436432 A CN 103436432A
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- manhole
- plate
- lifting rod
- rotary disk
- quick opening
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Abstract
The invention provides a quick-opening manhole, wherein a turning-locking bolt is annularly arranged between a manhole and a manhole cover; the turning-locking bolt comprises a bolt part, a boss part and a hanger; the boss part is arranged under the bolt part; the boss part is wider than the bolt part; the hanger is arranged at the lower end of the boss part; a connection part is arranged between the hanger and the manhole flange; a manhole cover lifting device comprises an upper lifting rod, a rotary assembly and a lower lifting rod; the rotary assembly comprises a rotary disk, an oval disk, a rotary shaft and a handle; the rotary shaft is arranged between the oval disk and the rotary disk; the handle is connected with the rotary disk; hollow oval disk is respectively connected with the upper lifting rod and the lower lifting rod in a sliding mode; the upper lifting rod is connected with a rotary suspension arm; and the lower lifting rod is connected with the manhole cover. Through the quick-opening manhole, the strength and rigidity for locking the manhole cover are very reliable; and the quick-opening manhole is simple to operate with safety, convenience and reliability.
Description
Technical field
The present invention relates to a kind of fermentation unit, be specifically related to a kind of quick opening manhole.
Background technology
Be equipped with a manhole device on the end socket of the top of each fermentor tank, its effect is that inner the stirring installed, maintenance, passage in zymotechnique in the turnover fermentor tank, in existing fermentor tank manhole, ubiquity following drawback: after using for some time, the permanent seat of bolt and the side direction of falling fixedly pivot pin or bolt, all screwed and the moment of torsion while unclamping, be subject to the pulling force such as tools for bolts ' pretension and sealing load produces torsional deformation and can't overturn and even can't normally use simultaneously, be welded in that permanent seat on manhole bucket joint is subject to same moment of torsion and pulling force saves bucket the tractive distortion and makes seal failure, the equal Shortcomings of strength and stiffness of manhole plate locking, this kind of form manhole locking is fallen bolt in the course of processing, the defects such as welding distortion also often occur, and flip angle infinite place, often collide end socket or manhole connecting pipe while opening, make vessel surface or screw thread impaired serious.The lifting gear of manhole plate is realized lifting by screw thread or pitch by twisting of handwheel or handle, for the manhole of large-size, operates not only inconvenience but also underaction, operational motion is loaded down with trivial details, even also there is potential safety hazard in operational difficulty sometimes.
Summary of the invention
The problem that the present invention is directed to above-mentioned prior art existence makes improvements, be that the technical problem to be solved in the present invention is to provide a kind of quick opening manhole, simple, convenient when this quick opening manhole can make the switch manhole, reliable, make fermenting process safe and reliable, prevent the abnormal generation of fermenting process, improved the efficiency of fermentation.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of quick opening manhole, comprise manhole, manhole plate, manhole plate lifting gear, revolution arm, revolution arm permanent seat, upset securing bolt, described manhole plate is located on described manhole, described manhole plate lifting gear one end is connected with described manhole plate, the other end is connected with described revolution arm, and described revolution arm is located on described revolution arm permanent seat, and described manhole is provided with manhole flange, described manhole plate is provided with the manhole plate flange
Described upset securing bolt is located between described manhole and manhole plate, described upset securing bolt comprises bolt part, boss portion and hangers, described boss portion is located at the below of described bolt part, described boss portion is wider than described bolt part, described hangers is located at the lower end of described boss portion, between described hangers and described manhole flange, is provided with web member;
Described manhole plate lifting gear comprises lifting rod, gyro black assembly, lower lifting rod, described gyro black assembly comprises rotary disk, oval plate, rotating shaft, handle, be provided with rotating shaft between described oval plate and described rotary disk, described handle is connected with described rotary disk, the oval plate that described oval plate is hollow, with described upper lifting rod and lower lifting rod, be slidably connected mutually respectively, described upper lifting rod is connected with described revolution arm, and described lower lifting rod is connected with described manhole plate.
Further, the number of rotary disk, oval plate, rotating shaft, handle described in described gyro black assembly is all two, and symmetrical one by one.
Further, be provided with union lever between described handle.
Further, described gyro black assembly also comprises a pair of revolving meber set screw nut, a pair of revolving meber orienting sleeve, and described revolving meber orienting sleeve is located at respectively on described rotary disk, and described revolving meber set screw nut is divided on described rotary disk.
Further, described rotary disk is solid disk.
Further, the greatest radius of described oval plate is less than the radius of described rotary disk.
Further, described manhole plate lifting gear also comprises lifting rod orienting sleeve, gim peg, described lifting rod orienting sleeve is arranged in respectively on described upper lifting rod and lower lifting rod, described gim peg symmetrically, is located at respectively the end that described lifting rod orienting sleeve closes on described oval plate centered by oval plate.
Further, described revolution arm is provided with revolution arm locking latches.
A kind of quick opening manhole of the present invention, its part turnover securing bolt is reduced to the effect of trip shaft just to hang and gyroscopic action, and without welding, the main body of bolt is processed as to rectangle to be contained in the bolt slot on manhole flange and manhole plate flange, can bear and screw and the moment of torsion while unclamping, on the upset securing bolt, boss portion be arranged, after manhole plate locking, boss portion is locked with the manhole plate flange manhole flange as the mode of opening very much manhole, and the strength and stiffness of manhole plate locking are all very reliable.Original manhole plate revolution arm is by the lifting of twisting of handwheel or handle by screw thread or pitch, in the present invention manhole plate is turned round to arm and change two sections into, the middle gyro black assembly that adopts connects, in this syndeton, comprising is an oval plate, this oval plate is fixed on a lever-type handle, this handle only needs the lifting that can realize manhole plate that spins upside down at 90 ° of angles, makes its operation not only simple and safe but also convenient and reliable.
The accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms the part of specification sheets, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is the quick opening manhole's of one embodiment of the present invention schematic diagram;
Fig. 2 is the vertical view of Fig. 1;
The schematic diagram of upset bolt when Fig. 3 is locking state;
The schematic diagram of upset bolt when Fig. 4 is released state;
Fig. 5 is the schematic diagram of upset bolt;
Fig. 6 is manhole plate lifting gear schematic diagram;
The structural representation of manhole plate lifting gear when Fig. 7 is manhole plate lifting state;
The structural representation of manhole plate lifting gear when Fig. 8 is the manhole plate closure state.
Embodiment
As shown in Figure 1, the present invention discloses a kind of quick opening manhole, comprise manhole, manhole plate, manhole plate lifting gear 2, revolution arm 3, revolution arm permanent seat 5, upset securing bolt 1, manhole plate is located on manhole, manhole plate lifting gear 2 one ends are connected with manhole plate, and the other end is connected with manhole plate revolution arm 3, and revolution arm 3 is located on revolution arm permanent seat 5, manhole is provided with manhole flange 7, and manhole plate is provided with manhole plate flange 6.Revolution arm 3 is provided with revolution arm locking latches 4.Locking revolution arm locking latches 4 in manhole plate locking, when needs are opened manhole plate, open revolution arm locking latches 4, again locks revolution arm locking latches 4 when manhole plate moves suitable position.
As shown in Figure 2-5, upset securing bolt 1 is around being located on manhole plate, each upset securing bolt 1 is located between manhole and manhole plate, specifically be arranged between manhole flange 7 and manhole plate flange 6, upset securing bolt 1 comprises bolt part, boss portion 9 and hangers 10, boss portion 9 is located at the below of bolt part, and boss portion 9 is wider than bolt part, and hangers 10 is located at the lower end of boss portion 9.After manhole plate locking, boss portion 9, by manhole flange and the locking of manhole plate flange, makes the strength and stiffness of manhole plate locking all very reliable.Be provided with web member 11 between hangers 10 and manhole flange 7, web member is selected screw in the present embodiment.
As shown in Fig. 6-8, manhole plate lifting gear 2 comprises lifting rod 21, gyro black assembly 25, lower lifting rod 27, gyro black assembly 25 comprises rotary disk, oval plate, rotating shaft, handle 30, be provided with rotating shaft between oval plate and rotary disk, handle 30 is connected with rotary disk, and the oval plate that oval plate is hollow is connected with lower lifting rod 27 with upper lifting rod 21 respectively, upper lifting rod 21 is connected with revolution arm 3, and lower lifting rod 27 is connected with manhole plate.
In gyro black assembly 25, the number of rotary disk, oval plate, rotating shaft, handle 30 is all two, and symmetrical one by one.Be provided with union lever between handle 30, handle 30 forms Handleset 26 jointly with union lever.
The structural representation of manhole plate lifting gear 2 while as Fig. 7, being manhole plate lifting state, when mentioning Handleset 26, handle 30 drives rotary disk, rotary disk drives rotating shaft, thereby drive oval plate, make the short radius end of oval plate turn to respectively lifting rod 21, lower lifting rod 27 places, that is: make lifting rod 21 and lower lifting rod 27 close to each other, thereby make manhole plate be raised.
The structural representation of manhole plate lifting gear 2 while as Fig. 8, being the manhole plate closure state, Handleset 26 is rotated to 90 °, handle 30 drives rotary disk, rotary disk drives rotating shaft, thereby drive oval plate, make the greatest radius end of oval plate turn to respectively lifting rod 21, lower lifting rod 27 places, that is: make lifting rod 21 and lower lifting rod 27 mutually away from, thereby make manhole plate fall to being placed on manhole.
2 of the manhole lifting gears that are arranged so that in sum promote or the decline manhole plate in vertical range, avoid the motion of other directions, can not cause the dislocation of manhole lifting gear 2 or become flexible because of life-time service, simple to operation.
In addition, gyro black assembly 25 also comprises a pair of revolving meber set screw nut 28, a pair of revolving meber orienting sleeve 29, and revolving meber orienting sleeve 29 is located at respectively on rotary disk, and revolving meber set screw nut 28 is spun on the revolving meber orienting sleeve on 29, reinforces gyro black assembly 25.
In the present embodiment, rotary disk is solid disk.The greatest radius of oval plate is less than the radius of rotary disk.
Manhole plate lifting gear 2 also comprises lifting rod orienting sleeve 22, gim peg 23, lifting rod orienting sleeve 22 is arranged in respectively on lifting rod 21 and lower lifting rod 27, make lifting rod 21 and lower lifting rod 27 can not swing easily, gim peg 23 symmetrically, is located at respectively the end that lifting rod orienting sleeve 22 closes on gyro black assembly 25 centered by oval plate; Be followed successively by from outside to inside lifting rod, lifting rod orienting sleeve 22, gim peg 23, gyro black assembly 25.
A kind of quick opening manhole of the present invention, its parts manhole is locked the bolt of falling the effect of trip shaft is reduced to and just hangs and gyroscopic action, and without welding, the main body of bolt is processed as to rectangle to be contained in the bolt slot on manhole flange and blind flange, can bear and screw and the moment of torsion while unclamping, bolt head boss is arranged at the fall bottom of bolt, after manhole plate locking, this bolt is locked with blind flange manhole flange as the mode of opening very much manhole, and the strength and stiffness of manhole plate locking are all very reliable.Manhole plate arm originally is by the lifting of twisting of handwheel or handle by screw thread or pitch, change them into two sections, the middle syndeton that adopts connects, this syndeton is an ellipse with length limit, the ellipse on this length limit is fixed on a lever-type handle, this handle only needs the lifting that can realize manhole plate that spins upside down at 90 ° of angles, makes its operation not only simple and safe but also convenient and reliable.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment, the present invention is had been described in detail, for a person skilled in the art, its technical scheme that still can put down in writing aforementioned each embodiment is modified, or part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a quick opening manhole, comprise manhole, manhole plate, manhole plate lifting gear, revolution arm, revolution arm permanent seat, upset securing bolt, described manhole plate is located on described manhole, described manhole plate lifting gear one end is connected with described manhole plate, the other end is connected with described revolution arm, and described revolution arm is located on described revolution arm permanent seat, and described manhole is provided with manhole flange, described manhole plate is provided with the manhole plate flange, it is characterized in that:
Described upset securing bolt is located between described manhole and manhole plate, described upset securing bolt comprises bolt part, boss portion and hangers, described boss portion is located at the below of described bolt part, described boss portion is wider than described bolt part, described hangers is located at the lower end of described boss portion, between described hangers and described manhole flange, is provided with web member;
Described manhole plate lifting gear comprises lifting rod, gyro black assembly, lower lifting rod, described gyro black assembly comprises rotary disk, oval plate, rotating shaft, handle, be provided with rotating shaft between described oval plate and described rotary disk, described handle is connected with described rotary disk, the oval plate that described oval plate is hollow, with described upper lifting rod and lower lifting rod, be slidably connected mutually respectively, described upper lifting rod is connected with described revolution arm, and described lower lifting rod is connected with described manhole plate.
2. quick opening manhole according to claim 1, it is characterized in that: the number of rotary disk, oval plate, rotating shaft, handle described in described gyro black assembly is all two, and symmetrical one by one.
3. quick opening manhole according to claim 2, is characterized in that: between described handle, be provided with union lever.
4. quick opening manhole according to claim 1, it is characterized in that: described gyro black assembly also comprises a pair of revolving meber set screw nut, a pair of revolving meber orienting sleeve, described revolving meber orienting sleeve is located at respectively on described rotary disk, and described revolving meber set screw nut is divided on described rotary disk.
5. quick opening manhole according to claim 1, it is characterized in that: described rotary disk is solid disk.
6. quick opening manhole according to claim 1, it is characterized in that: the greatest radius of described oval plate is less than the radius of described rotary disk.
7. quick opening manhole according to claim 1, it is characterized in that: described manhole plate lifting gear also comprises lifting rod orienting sleeve, gim peg, described lifting rod orienting sleeve is arranged in respectively on described upper lifting rod and lower lifting rod, described gim peg symmetrically, is located at respectively the end that described lifting rod orienting sleeve closes on described oval plate centered by oval plate.
8. quick opening manhole according to claim 1 is characterized in that: described revolution arm is provided with revolution arm locking latches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310377322.3A CN103436432B (en) | 2013-08-27 | 2013-08-27 | Quick opening manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310377322.3A CN103436432B (en) | 2013-08-27 | 2013-08-27 | Quick opening manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103436432A true CN103436432A (en) | 2013-12-11 |
| CN103436432B CN103436432B (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310377322.3A Active CN103436432B (en) | 2013-08-27 | 2013-08-27 | Quick opening manhole |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361373A (en) * | 2018-02-09 | 2018-08-03 | 特瑞斯能源装备股份有限公司 | Vertical fast opening blind promotes pivoted arm composition |
| CN108408227A (en) * | 2018-04-09 | 2018-08-17 | 安徽索维机电设备制造有限公司 | A kind of end cap rotary opening and closing device for container |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008126823A (en) * | 2006-11-21 | 2008-06-05 | Universal Shipbuilding Corp | Hook device, and boat lifting device |
| CN102962804A (en) * | 2012-11-16 | 2013-03-13 | 东方电气(广州)重型机器有限公司 | Device for assembling and disassembling elliptical self-sealing manhole cover |
| CN203462042U (en) * | 2013-08-27 | 2014-03-05 | 江阴德尔热能机械有限公司 | Quick-opening manhole |
-
2013
- 2013-08-27 CN CN201310377322.3A patent/CN103436432B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008126823A (en) * | 2006-11-21 | 2008-06-05 | Universal Shipbuilding Corp | Hook device, and boat lifting device |
| CN102962804A (en) * | 2012-11-16 | 2013-03-13 | 东方电气(广州)重型机器有限公司 | Device for assembling and disassembling elliptical self-sealing manhole cover |
| CN203462042U (en) * | 2013-08-27 | 2014-03-05 | 江阴德尔热能机械有限公司 | Quick-opening manhole |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361373A (en) * | 2018-02-09 | 2018-08-03 | 特瑞斯能源装备股份有限公司 | Vertical fast opening blind promotes pivoted arm composition |
| CN108361373B (en) * | 2018-02-09 | 2019-07-16 | 特瑞斯能源装备股份有限公司 | Vertical fast opening blind promotes pivoted arm composition |
| CN108408227A (en) * | 2018-04-09 | 2018-08-17 | 安徽索维机电设备制造有限公司 | A kind of end cap rotary opening and closing device for container |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103436432B (en) | 2015-12-23 |
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