CN210708944U - Quick-opening manhole cover device for equipment manhole - Google Patents
Quick-opening manhole cover device for equipment manhole Download PDFInfo
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- CN210708944U CN210708944U CN201921272612.0U CN201921272612U CN210708944U CN 210708944 U CN210708944 U CN 210708944U CN 201921272612 U CN201921272612 U CN 201921272612U CN 210708944 U CN210708944 U CN 210708944U
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- manhole
- locking
- manhole cover
- well
- locking beam
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Abstract
The utility model discloses a quick manhole cover opening device used on a manhole of equipment, which comprises a manhole well, a manhole cover and a locking beam, wherein the top end of the manhole well is provided with a well mouth end, the left side wall of the top of the manhole well is fixed with a left lug seat, the right side wall of the top of the manhole well is fixed with a right lug seat, the left lug seat is hinged with a left clamping plate component, the right lug seat is hinged with a right clamping plate component, the top end of the left clamping plate component is hinged with the left end of the locking beam, the right end of the locking beam is provided with a groove, and the top end of the right clamping plate component is provided with a right rotating shaft B; the manhole cover covers the top end of the manhole well, a sealing rubber pad is installed between the bottom of the manhole cover and the well head end, a locking screw rod is connected with the locking threaded hole of the locking beam in a threaded mode, the bottom end of the locking screw rod is provided with a ball head, and the center of the top of the manhole cover is provided with a ball head cavity. The utility model provides a novel manhole cover structure can open the manhole cover fast under the not use tool condition, also can seal fast and cover the manhole cover, and convenient operation, swift have improved work efficiency.
Description
Technical Field
The utility model relates to an equipment maintenance manhole technical field especially relates to a quick-open manhole cover device for on equipment manhole.
Background
The manhole is a device which is common in chemical reaction equipment and used for entering equipment maintenance of maintenance workers and feeding material switch operation of operators, the manhole is closed by a manhole cover, the common manhole cover is firmly sealed by being connected by bolts, but feeding materials (especially solid materials) into the manhole is a good choice for the reaction equipment, but the problem is that the manhole is operated because the connection of a plurality of groups of bolts is fixed, the installation and the disassembly are inconvenient, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Weak point to prior art exists, the utility model aims to provide a fast open manhole cover device for on equipment manhole can not use tools such as screwdriver, spanner just can open the manhole cover fast, also can close the sealed lid of manhole cover in manhole well top fast, convenient operation, swift has improved work efficiency, has reduced the maintenance cost.
The purpose of the utility model is realized through the following technical scheme:
a quick manhole cover opening device for equipment manholes comprises a manhole well, a manhole cover and a locking beam, wherein the top end of the manhole well is provided with a well opening end, a left lug seat is fixed on the left side wall of the top of the manhole well, a right lug seat is fixed on the right side wall of the top of the manhole well, a left clamping plate assembly is hinged to the left lug seat, a right clamping plate assembly is hinged to the right lug seat, the top end of the left clamping plate assembly is hinged to the left end of the locking beam, a groove is formed in the right end of the locking beam, and a right rotating shaft B matched with the groove is arranged at the top end of the right clamping plate assembly; the manhole cover is covered on the top end of the manhole shaft, a sealing rubber pad is installed between the bottom of the manhole cover and the well head end, a locking threaded hole is formed in the middle of the locking beam in a penetrating mode, a locking lead screw is connected to the locking threaded hole of the locking beam in a threaded mode, a ball head is arranged at the bottom end of the locking lead screw, the ball head is located below the locking beam, a rotating end is arranged at the top end of the locking lead screw, the rotating end is located above the locking beam, and a ball head cavity matched with the ball head is formed in the center of the top of.
In order to realize better the utility model discloses, left splint subassembly includes two left splint, and both sides around left journal stirrup are installed to two left splint bottom centre grippings, and two left splint bottoms are installed on left journal stirrup through left pivot A is articulated, and both sides around the locking beam left end are installed in two left splint top centre grippings, and two left splint tops are installed in the locking beam left end through left pivot B is articulated.
Preferably, the right splint component comprises two right splints, the bottoms of the two right splints are clamped and installed on the front side and the rear side of the right supporting lug seat, the bottoms of the two right splints are hinged and installed on the right supporting lug seat through a right rotating shaft A, the tops of the two right splints are clamped and installed on the front side and the rear side of the right end of the locking beam, and the tops of the two right splints are hinged and installed on the right end of the locking beam through a right rotating shaft.
Preferably, the sealing rubber pad is annular in shape as a whole.
Preferably, a rotating pin hole is formed in the rotating end head of the locking screw rod.
Preferably, the cross section of the groove of the locking beam is in a semicircular shape, and the ball head cavity at the center of the top of the manhole cover is in a hemispherical shape.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
(1) the utility model discloses left splint subassembly bottom articulates on left lug seat, and left splint subassembly top articulates in the locking roof beam left end, and right splint subassembly bottom articulates on right lug seat, and the right pivot B cooperation joint of right splint subassembly is in the slot of locking roof beam right-hand member, and rotatory locking lead screw makes locking lead screw descending motion, and locking lead screw top is held and is compressed tightly the manhole cover, and under the effect of the top holding power of locking lead screw, the manhole cover just sealed the lid and is closed in manhole well top. A sealing rubber pad is arranged between the top of the manhole well and the manhole cover, and the sealing rubber pad can enhance the sealing effect between the manhole cover and the manhole well. When the locking screw rod is unscrewed and the locking screw rod moves upwards, the locking screw rod does not prop against the manhole cover any more, and meanwhile, the right rotating shaft B at the top of the right clamping plate assembly can be separated from the groove at the right end of the locking beam, so that the locking beam is separated from the right clamping plate assembly, the locking beam can be overturned to the left side of the manhole well, and then the manhole cover can be opened smoothly.
(2) The utility model provides a novel manhole cover structure can not use instruments such as screwdriver, spanner just can open the manhole cover fast, also can close the sealed lid of manhole cover in manhole well top fast, and convenient operation, swift have improved work efficiency, have reduced the maintenance cost.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view in a top view direction of the manhole cover, the locking beam and the locking screw after being connected;
fig. 3 is a cross-sectional view of the lock beam.
Wherein, the names corresponding to the reference numbers in the drawings are:
1-manhole well, 2-left lug seat, 3-right lug seat, 4-left splint, 5-right splint, 6-left rotating shaft A, 7-right rotating shaft A, 8-left rotating shaft B, 9-right rotating shaft B, 10-locking beam, 101-shaft hole, 102-locking threaded hole, 103-groove, 11-wellhead end, 12-manhole cover, 13-sealing rubber pad, 14-locking screw rod and 141-ball head.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
examples
As shown in fig. 1-3, a open manhole cover device soon for on equipment manhole, including manhole well 1, manhole cover 12 and locking beam 10, 1 top in manhole well has well head end 11, 1 top left side wall in manhole well is fixed with left journal stirrup 2, 1 top right side wall in manhole well is fixed with right journal stirrup 3, articulated left splint subassembly of installing on left side journal stirrup 2, articulated right splint subassembly of installing on right side journal stirrup 3, left splint subassembly top is articulated with locking beam 10 left end, locking beam 10 right-hand member is opened there is slot 103, the utility model discloses preferred slot 103 cross-section semicircular shape. The top end of the right splint component is provided with a right rotating shaft B9 which is matched with the groove 103. Manhole cover 12 covers 1 top of manhole well, installs sealed cushion 13 between manhole cover 12 bottom and well head end 11, the utility model discloses preferred sealed cushion 13 wholly is the annular shape. Locking beam 10 middle part is run through to have locking screw hole 102, and threaded connection has locking lead screw 14 in locking screw hole 102 of locking beam 10, and locking lead screw 14 bottom has bulb 141, and bulb 141 is located locking beam 10 below, and locking lead screw 14 top has rotatory end, and rotatory end is located locking beam 10 top, and open at 12 top centers of manhole covers has bulb 141 matched with bulb chamber, the utility model discloses the bulb chamber at 12 top centers of preferred manhole covers is hemispherical shape.
As shown in fig. 1 and 2, the left splint assembly includes two left splints 4, the bottoms of the two left splints 4 are clamped and installed at the front and rear sides of the left lug seat 2, the bottoms of the two left splints 4 are hinged and installed on the left lug seat 2 through a left rotating shaft a6, the tops of the two left splints 4 are clamped and installed at the front and rear sides of the left end of the locking beam 10, the tops of the two left splints 4 are hinged and installed at the left end of the locking beam 10 through a left rotating shaft B8, the left end of the locking beam 10 is provided with a shaft hole 101, and a left rotating shaft B8 is.
As shown in fig. 1 and 2, the right clamping plate assembly comprises two right clamping plates 5, the bottoms of the two right clamping plates 5 are clamped and installed on the front side and the rear side of the right lug seat 3, the bottoms of the two right clamping plates 5 are hinged and installed on the right lug seat 3 through a right rotating shaft A7, the tops of the two right clamping plates 5 are clamped and installed on the front side and the rear side of the right end of the locking beam 10, and the tops of the two right clamping plates 5 are hinged and installed on the right end of the locking beam 10 through a right rotating shaft.
As shown in fig. 1, a rotating pin hole is formed in the rotating end of the locking screw 14, the rotating pin hole can facilitate the locking screw 14 to rotate by a tool, the tool is a rotating handle with a rotating pin, and the rotating pin of the rotating handle is in matched insertion connection with the rotating pin hole.
The working principle of the utility model is as follows:
the manhole cover 12 is sealed and covered on the top of the manhole well 1 through the locking screw rod 14: firstly, the sealing rubber pad 13 is put on the manhole sealing surface of the wellhead end 11 of the manhole well 1, and simultaneously, the manhole cover 12 is put on the sealing rubber pad 13 to be aligned. The locking screw 14 is rotated to rise to the top, then the right rotating shaft B9 at the top of the right splint assembly is matched and hung in the groove 103 at the right end of the locking beam 10, and the locking screw 14 is rotated to make the hemispherical ball head 141 matched and aligned with the ball head cavity at the center of the manhole cover 12. The locking screw 14 is rotated to make the locking beam 10 do descending movement 10, so that the locking beam 10 is forced to descend and press the manhole cover 12 tightly, the ball head 141 at the bottom of the locking screw 14 is tightly supported in the ball head cavity of the manhole cover 12, so that the manhole cover 12 is sealed and covered on the wellhead end 11 of the manhole well 1, and the sealing rubber pad 13 can realize the effect of enhancing the sealing effect between the manhole cover 12 and the top of the manhole well 1.
The manhole cover 12 is removed from the top of the manhole shaft 1 by locking the screw 14: the locking screw 14 is unscrewed, the locking screw 14 moves upwards, the ball 141 of the locking screw 14 is separated from the ball cavity in the center of the manhole cover 12, then the right rotating shaft B9 at the top of the right splint assembly can be separated from the groove 103 at the right end of the locking beam 10, then the right splint assembly rotates around the right rotating shaft A7 of the right lug seat 3, the right rotating shaft B9 is separated from the groove 103 at the right end of the locking beam 10, then the locking beam 10 is rotated around the left rotating shaft B8 to be opened, at the moment, the manhole cover 12 is not supported by the locking screw 14, the manhole cover 12 can be conveniently opened from the top of the manhole shaft 1, and the manhole cover 12 can be opened smoothly.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A quick-open manhole cover device for equipment manholes, comprising a manhole well (1), wherein the top end of the manhole well (1) is provided with a manhole end (11), and is characterized in that: the manhole cover is characterized by further comprising a manhole cover (12) and a locking beam (10), wherein a left lug seat (2) is fixed on the left side wall of the top of the manhole well (1), a right lug seat (3) is fixed on the right side wall of the top of the manhole well (1), a left clamping plate assembly is hinged to the left lug seat (2), a right clamping plate assembly is hinged to the right lug seat (3), the top end of the left clamping plate assembly is hinged to the left end of the locking beam (10), a groove (103) is formed in the right end of the locking beam (10), and a right rotating shaft B (9) matched with the groove (103) is arranged at the top end of the right clamping plate assembly; the manhole cover (12) covers the top end of the manhole well (1), a sealing rubber pad (13) is installed between the bottom of the manhole cover (12) and the well head end (11), a locking threaded hole (102) is formed in the middle of the locking beam (10) in a penetrating mode, a locking lead screw (14) is connected to the locking threaded hole (102) of the locking beam (10) in a threaded mode, a ball head (141) is arranged at the bottom end of the locking lead screw (14), the ball head (141) is located below the locking beam (10), a rotating end is arranged at the top end of the locking lead screw (14), the rotating end is located above the locking beam (10), and a ball head cavity matched with the ball head (141) is formed in the center of the top of the manhole cover (12).
2. A quick-opening manhole cover assembly for use in an equipment manhole as claimed in claim 1, wherein: the left splint component comprises two left splint (4), the clamping of the bottom of the two left splint (4) is installed on the front and back sides of the left supporting lug seat (2), the bottom of the two left splint (4) is installed on the left supporting lug seat (2) through the left rotating shaft A (6) in an articulated manner, the clamping of the top of the two left splint (4) is installed on the front and back sides of the left end of the locking beam (10), and the top of the two left splint (4) is installed on the left end of the locking beam (10) through the left rotating shaft B (8) in an articulated manner.
3. A quick-open manhole cover assembly for use in an equipment manhole according to claim 1 or claim 2, wherein: the right splint component comprises two right splint (5), the two right splint (5) bottoms are clamped and installed on the front and back sides of the right supporting lug seat (3), the two right splint (5) bottoms are hinged and installed on the right supporting lug seat (3) through a right rotating shaft A (7), the two right splint (5) tops are clamped and installed on the front and back sides of the right end of the locking beam (10), and the two right splint (5) tops are hinged and installed on the right end of the locking beam (10) through a right rotating shaft B (9).
4. A quick-opening manhole cover assembly for use in an equipment manhole as claimed in claim 1, wherein: the whole sealing rubber gasket (13) is in a ring shape.
5. A quick-opening manhole cover assembly for use in an equipment manhole as claimed in claim 1, wherein: and a rotating pin hole is formed in the rotating end head of the locking screw rod (14).
6. A quick-opening manhole cover assembly for use in an equipment manhole as claimed in claim 1, wherein: the cross section of the groove (103) of the locking beam (10) is semicircular, and the ball head cavity at the center of the top of the manhole cover (12) is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921272612.0U CN210708944U (en) | 2019-08-07 | 2019-08-07 | Quick-opening manhole cover device for equipment manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921272612.0U CN210708944U (en) | 2019-08-07 | 2019-08-07 | Quick-opening manhole cover device for equipment manhole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210708944U true CN210708944U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921272612.0U Active CN210708944U (en) | 2019-08-07 | 2019-08-07 | Quick-opening manhole cover device for equipment manhole |
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| Country | Link |
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| CN (1) | CN210708944U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111891586A (en) * | 2020-08-31 | 2020-11-06 | 重庆铁马专用车有限公司 | Self-locking manhole cover |
| CN113102087A (en) * | 2021-03-09 | 2021-07-13 | 国家能源集团国源电力有限公司 | Separator and coal pulverizer |
| CN114348484A (en) * | 2021-12-20 | 2022-04-15 | 煤科院节能技术有限公司 | Intermediate powder bin quick-opening device and using method |
-
2019
- 2019-08-07 CN CN201921272612.0U patent/CN210708944U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111891586A (en) * | 2020-08-31 | 2020-11-06 | 重庆铁马专用车有限公司 | Self-locking manhole cover |
| CN113102087A (en) * | 2021-03-09 | 2021-07-13 | 国家能源集团国源电力有限公司 | Separator and coal pulverizer |
| CN114348484A (en) * | 2021-12-20 | 2022-04-15 | 煤科院节能技术有限公司 | Intermediate powder bin quick-opening device and using method |
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