CN103436432B - Quick opening manhole - Google Patents
Quick opening manhole Download PDFInfo
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- CN103436432B CN103436432B CN201310377322.3A CN201310377322A CN103436432B CN 103436432 B CN103436432 B CN 103436432B CN 201310377322 A CN201310377322 A CN 201310377322A CN 103436432 B CN103436432 B CN 103436432B
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- manhole
- plate
- lifting rod
- rotary disk
- oval
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Abstract
The invention provides a kind of quick opening manhole, upset securing bolt is located between manhole and manhole plate, upset securing bolt comprises bolt part, boss portion and hangers, boss portion is located at the below of bolt part, boss portion is wider than bolt part, the lower end of boss portion is located at by hangers, is provided with web member between hangers and manhole flange; Manhole plate lifting gear comprises lifting rod, gyro black assembly, lower lifting rod, gyro black assembly comprises rotary disk, oval plate, rotating shaft, handle, rotating shaft is provided with between oval plate and rotary disk, handle is connected with rotary disk, oval plate is the oval plate of hollow, be slidably connected mutually with upper lifting rod and lower lifting rod respectively, upper lifting rod is connected with revolution arm, and lower lifting rod is connected with manhole plate.The strength and stiffness that the invention enables manhole plate to lock are all very reliable, simple to operate, and safety is convenient and reliable again.
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
The top end socket of each fermentor tank is equipped with a manhole device, its effect is that inner stirring is installed, maintenance, the passage in fermentor tank is passed in and out in zymotechnique, in existing fermentor tank manhole, ubiquity following drawback: after using for some time, the permanent seat of bolt and the side direction of falling fixes pivot pin or bolt, moment of torsion when all being screwed and unclamp, be subject to the pulling force such as tools for bolts ' pretension and sealing load to produce torsional deformation and cannot overturning and even cannot normally use simultaneously, the permanent seat be welded on manhole bucket joint is subject to same moment of torsion and bucket is saved tractive distortion and makes seal failure by pulling force, the equal Shortcomings of strength and stiffness of manhole plate locking, this kind of form manhole locking falls bolt in the course of processing, also often there is the defects such as welding distortion, and flip angle infinite place, end socket or manhole connecting pipe is often collided when opening, make vessel surface or screw thread seriously impaired.The lifting gear screw thread of manhole plate or pitch realize lifting by handwheel or twisting of handle, for the manhole of large-size, operate not only inconvenience but also underaction, operational motion is loaded down with trivial details, even operational difficulty also exists potential safety hazard sometimes.
Summary of the invention
The present invention is directed to above-mentioned prior art Problems existing to make improvements, namely the technical problem to be solved in the present invention is to provide a kind of quick opening manhole, it is simple, convenient, reliable when this quick opening manhole can make switch manhole, make fermenting process safe and reliable, prevent the exception of fermenting process from occurring, improve 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 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, the lower end of described boss portion is located at by described hangers, is provided with web member between described hangers and described manhole flange;
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, rotating shaft is provided with between described oval plate and described rotary disk, described handle is connected with described rotary disk, described oval plate is the oval plate of hollow, be slidably connected mutually with described upper lifting rod and lower lifting rod 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, union lever is provided with between described handle.
Further, described gyro black assembly also comprises a pair revolving meber set screw nut, a pair revolving meber orienting sleeve, and described revolving meber orienting sleeve is located on described rotary disk respectively, 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 on described upper lifting rod and lower lifting rod respectively, described gim peg symmetrically, is located at one end that described lifting rod orienting sleeve closes on described oval plate respectively 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, the effect of trip shaft is reduced to and just hangs and gyroscopic action by its part turnover securing bolt, and without the need to welding, the main body of bolt is processed as in bolt slot that rectangle is contained on manhole flange and manhole plate flange, moment of torsion when screwing and unclamp can be born, upset securing bolt has boss portion, after manhole plate locking, manhole flange and manhole plate flange are locked by boss portion as the mode opening very much manhole, and the strength and stiffness of manhole plate locking are all very reliable.Manhole plate revolution arm originally twists lifting by screw thread or pitch by handwheel or handle, in the present invention manhole plate is turned round arm and change two sections into, the middle gyro black assembly that adopts connects, comprising in this syndeton is an oval plate, this oval plate is fixed on a lever-type handle, what this handle only needed 90 ° of angles spins upside down the lifting that can realize manhole plate, makes it operate not only simple and safe but also convenient and reliable.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification sheets, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the quick opening manhole of one embodiment of the present invention;
Fig. 2 is the vertical view of Fig. 1;
The schematic diagram of bolt is overturn when Fig. 3 is locking state;
The schematic diagram of bolt is overturn 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 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 end is connected with manhole plate, and the other end and manhole plate turn round arm 3 and be connected, 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 while manhole plate locking, when manhole plate opened by needs, opens 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 the lower end of boss portion 9 is located at by hangers 10.After manhole plate locking, boss portion 9 is by manhole flange and the locking of manhole plate flange, and the strength and stiffness that manhole plate is locked are all very reliable.Be provided with web member 11 between hangers 10 and manhole flange 7, web member selects screw in the present embodiment.
As shown in figs 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, rotating shaft is provided with between oval plate and rotary disk, handle 30 is connected with rotary disk, and oval plate is the oval plate of hollow, is connected respectively with upper lifting rod 21 with lower lifting rod 27, 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 and union lever form Handleset 26 jointly.
As the structural representation of manhole plate lifting gear 2 when Fig. 7 is manhole plate lifting state, when mentioning Handleset 26, handle 30 drives rotary disk, rotary disk drives rotating shaft, thus drive oval plate, make the most short radius end of oval plate turn to lifting rod 21, lower lifting rod 27 place respectively, that is: make lifting rod 21 and lower lifting rod 27 close to each other, thus manhole plate is promoted.
As the structural representation of manhole plate lifting gear 2 when Fig. 8 is manhole plate closure state, Handleset 26 is rotated 90 °, handle 30 drives rotary disk, rotary disk drives rotating shaft, thus drive oval plate, make the greatest radius end of oval plate turn to lifting rod 21, lower lifting rod 27 place respectively, that is: make lifting rod 21 and lower lifting rod 27 mutually away from, thus make manhole plate fall to being placed on manhole.
In sum be arranged so that manhole lifting gear 2 is only in vertical range, promote or decline manhole plate, avoid the motion in other directions, can not because of life-time service cause manhole lifting gear 2 dislocation or loosen, simple to operation.
In addition, gyro black assembly 25 also comprises a pair revolving meber set screw nut 28, a pair revolving meber orienting sleeve 29, and revolving meber orienting sleeve 29 is located on rotary disk respectively, and revolving meber set screw nut 28 to be spun on 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 on lifting rod 21 and lower lifting rod 27 respectively, lifting rod 21 and lower lifting rod 27 can not be swung easily, gim peg 23 symmetrically, is located at one end that lifting rod orienting sleeve 22 closes on gyro black assembly 25 respectively centered by oval plate; Namely lifting rod, lifting rod orienting sleeve 22, gim peg 23, gyro black assembly 25 is followed successively by from outside to inside.
A kind of quick opening manhole of the present invention, its parts manhole is locked bolt of falling and the effect of trip shaft is reduced to just suspension and gyroscopic action, and without the need to welding, the main body of bolt is processed as in bolt slot that rectangle is contained on manhole flange and blind flange, moment of torsion when screwing and unclamp can be born, bolt head boss is arranged at the fall bottom of bolt, after manhole plate locking, manhole flange and blind flange are locked by this bolt as the mode opening very much manhole, and the strength and stiffness of manhole plate locking are all very reliable.Manhole plate arm originally twists lifting by screw thread or pitch by handwheel or handle, changed 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, what this handle only needed 90 ° of angles spins upside down the lifting that can realize manhole plate, makes it operate 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 to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
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 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, the lower end of described boss portion is located at by described hangers, is provided with web member between described hangers and described manhole flange;
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, rotating shaft is provided with between described oval plate and described rotary disk, described handle is connected with described rotary disk, described oval plate is the oval plate of hollow, be slidably connected mutually with described upper lifting rod and lower lifting rod respectively, described upper lifting rod is connected with described revolution arm, and described lower lifting rod is connected with described manhole plate; Wherein, described gyro black assembly also comprises a pair revolving meber set screw nut, a pair revolving meber orienting sleeve, and described revolving meber orienting sleeve is located on described rotary disk respectively, and described revolving meber set screw nut is divided on described rotary disk;
Described manhole plate lifting gear also comprises lifting rod orienting sleeve, gim peg, described lifting rod orienting sleeve is arranged on described upper lifting rod and lower lifting rod respectively, described gim peg symmetrically, is located at one end that described lifting rod orienting sleeve closes on described oval plate respectively centered by oval plate.
2. quick opening manhole according to claim 1, 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: be provided with union lever between described handle.
4. quick opening manhole according to claim 1, is characterized in that: described rotary disk is solid disk.
5. quick opening manhole according to claim 1, is characterized in that: the greatest radius of described oval plate is less than the radius of described rotary disk.
6. 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 CN103436432A (en) | 2013-12-11 |
| CN103436432B true CN103436432B (en) | 2015-12-23 |
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| 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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| CN (1) | CN103436432B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103436432A (en) | 2013-12-11 |
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