CN213476958U - Cast-in-place cable shaft - Google Patents
Cast-in-place cable shaft Download PDFInfo
- Publication number
- CN213476958U CN213476958U CN202022251758.6U CN202022251758U CN213476958U CN 213476958 U CN213476958 U CN 213476958U CN 202022251758 U CN202022251758 U CN 202022251758U CN 213476958 U CN213476958 U CN 213476958U
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- well body
- well
- cast
- pit
- liquid level
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000012806 monitoring device Methods 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 10
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 241000220317 Rosa Species 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
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Abstract
The utility model relates to a cast-in-place cable shaft, the field of the supporting facility of electric power engineering is related to, it includes the well body, well body lower extreme intercommunication has the sump pit, run through on the double-phase opposite lateral wall of the well body and set up the through-hole that supplies the cable to pass, well body upper end intercommunication has the pit, be provided with the water pump in the sump pit, the water pump intercommunication has the drain pipe that extends to the outer opening of pit upper end, the internal controller that is connected with the water pump electricity that is provided with of well, be provided with liquid level monitoring device in the well body or the sump pit, liquid level monitoring device is used for monitoring the liquid level in the well body or the sump. The automatic control system has the effects of automatically controlling the water level in the water collecting pit and being suitable for convenient automatic adjustment of accumulated water in the cable well in the long-distance power transmission project.
Description
Technical Field
The application relates to the field of electric power engineering supporting facilities, in particular to a cast-in-place cable shaft.
Background
In urban construction, electric power pipelines and the like are generally laid in underground pipe galleries to save floor space. The cable pit is a kind of underground passage that the cabling is commonly used, in order to guarantee that the cable in the cable pit can move safely and stably, need set up a cable pit inspection shaft with the cable pit intercommunication at every certain distance, the well head of cable pit inspection shaft is located the earth's surface, and maintenance personal can get into to inspect and maintain the cable in the cable pit from the well head.
The prior Chinese patent with the patent publication number of CN209099398U provides a prefabricated cable inspection well for mounting a socket type porous guide pipe, which comprises an upper well seat and a lower well seat, wherein the upper well seat and the lower well seat are in a step shape, a through cavity is arranged in the upper well seat, the upper end of the upper well seat is provided with an inspection well seat and a well cover, and the bottom of the lower well seat is provided with a sump; the upper well seat and the lower well seat are connected through a middle combined well seat, the middle combined well seat is of a rectangular frame structure, the inner cavity of the middle combined well seat is communicated with the inner cavities of the upper well seat and the lower well seat, through holes are formed in the four walls of the middle combined well seat, and the through holes are connected with prefabricated pipe sockets or prefabricated pipe sockets.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the cable well usually accumulates more rainwater because the topography is lower, and these rainwater generally accumulate in the sump, and when meeting torrential rain season, the rainwater in the sump spills over to the cable well, especially in some inconvenient place of daily maintenance in suburb, when the cable well water level rises to and passes the cable contact of cable well, causes the short circuit phenomenon of cable easily, has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that rainwater in the sump pit overflows and is difficult to in time discharge, this application provides a cast-in-place cable shaft.
The application provides a cast-in-place cable shaft adopts following technical scheme:
a cast-in-place cable well comprises a well body, wherein the lower end of the well body is communicated with a water collecting pit, through holes for cables to pass through are formed in two opposite side walls of the well body in a penetrating mode, the upper end of the well body is communicated with a shaft, a water pump is arranged in the water collecting pit and communicated with a drain pipe extending out of an opening in the upper end of the shaft, a controller electrically connected with the water pump is arranged in the well body, a liquid level monitoring device is arranged in the well body or the water collecting pit and used for monitoring the liquid level in the well body or the water collecting pit and controlling the water pump to be started through the controller.
Through adopting above-mentioned technical scheme, when the internal more rainwater that accumulates of well in rainy season, liquid level monitoring devices monitors the ponding liquid level in the well body or the sump, when the liquid level reaches the warning value of settlement water level in the well body or the sump, liquid level monitoring devices passes through the controller control water pump and starts in order to pass through the drain pipe drainage with the rainwater in the well body or the sump, the cable short circuit phenomenon that maintainer did not in time discharge the rainwater and lead to when effectively having avoided the rainwater to accumulate in the well body, the security performance in the long distance transmission of electricity process has been ensured as far as possible.
Optionally, the liquid level monitoring device includes a floating ball disposed at the lower end of the well body or at the upper end of the sump, a top rod is fixedly connected to the floating ball vertically, a pressure sensor disposed right above the top rod is disposed on the inner side wall of the well body, and the pressure sensor is electrically connected to the controller.
Through adopting above-mentioned technical scheme, when the water level rose in the well body or the sump, the floater rose and rose along with the water level under the effect of buoyancy to drive the ejector pin and shift up, after ejector pin upper end and pressure sensor butt, pressure sensor passed through the controller and controlled the water pump and starts, can take out the rainwater in the sump, realized the convenient automatic adjustment of water level in the well body or the sump.
Optionally, the inner side wall of the well body is fixedly connected with a plurality of sleeves which are matched with the ejector rod in an inserted manner, and the plurality of sleeves are coaxially arranged along the axial direction of the ejector rod.
Through adopting above-mentioned technical scheme, a plurality of sleeves carry on spacingly to the lift of ejector pin, have ensured the stable lift of ejector pin in vertical direction as far as possible.
Optionally, the outer peripheral wall of the lower end of the pressure sensor is covered with a protective cylinder coaxial with the sleeve, and the lower end of the protective cylinder is in plug-in fit with the ejector rod.
Through adopting above-mentioned technical scheme, a protection section of thick bamboo protects pressure sensor lower extreme contact, reduces the influence of humid environment to pressure sensor work precision and life in the well body as far as possible.
Optionally, the vertical rigid coupling of well internal side wall has the slide rail, it is connected with the base to slide on the slide rail, a protection section of thick bamboo rigid coupling is in on the base, the rigid coupling is used for the locking on the base in locking mechanism on the slide rail.
Through adopting above-mentioned technical scheme, need span different regions usually in remote transmission of electricity engineering, and the region or the different frequency that influence the water pump and open of rainfall in season to can install pressure sensor on the different degree of depth of well body according to local actual conditions, only need slide to appointed height on the slide rail with the base that installs pressure sensor during specific operation, carry out the locking with locking mechanical system afterwards, can monitor, control different settlement warning water levels.
Optionally, the locking mechanism includes a positioning bolt that penetrates through the base in a threaded manner, and one end of the positioning bolt extends to abut against the sliding rail.
Through adopting above-mentioned technical scheme, when needing to remove the position of base on the slide rail, loosen positioning bolt soon, can remove the base to the optional position of slide rail this moment, after the base location, the positioning bolt of screwing again to realize the convenient locking of locking mechanism to the base.
Optionally, the well body and the inner wall of the shaft are fixedly connected with a plurality of hoops for locking the drain pipe.
Through adopting above-mentioned technical scheme, a plurality of staple bolts are fixed the drain pipe laminating on the internal lateral wall of well, can effectively avoid the drain pipe to receive the water impulsive force influence to take place the shake and influence the effective emission of the internal rainwater of well when the drainage.
Optionally, the bottom wall in the well body is arranged towards the downward inclination of the water collecting pit.
Through adopting above-mentioned technical scheme, the rainwater in the well body can independently assemble to the sump pit under self action of gravity.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the liquid level in the well body or the water collecting pit reaches a set water level warning value, the liquid level monitoring device controls the water pump to be started through the controller so as to discharge rainwater in the well body or the water collecting pit through the drainage pipe, thereby effectively avoiding the phenomenon of cable short circuit caused by that maintenance personnel do not discharge the rainwater in time when the rainwater is accumulated in the well body, and ensuring the safety performance in the long-distance power transmission process as much as possible;
2. when the water level in the well body or the water collecting pit rises, the floating ball rises along with the water level under the action of buoyancy and drives the ejector rod to move upwards, and after the upper end of the ejector rod is abutted to the pressure sensor, the pressure sensor controls the water pump to be started through the controller, so that rainwater in the water collecting pit can be pumped out, and the convenient automatic adjustment of the water level in the well body or the water collecting pit is realized;
3. the protection cylinder protects the lower end contact of the pressure sensor, and influences of a damp environment in a well body on the working accuracy and the service life of the pressure sensor are reduced as much as possible.
Drawings
FIG. 1 is a schematic illustration in partial cross-sectional view of an embodiment of the present application;
fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Reference numerals: 1. a well body; 2. a sump; 3. a through hole; 4. a wellbore; 5. a water pump; 6. a drain pipe; 7. a floating ball; 8. a top rod; 9. a pressure sensor; 10. a sleeve; 11. a protective cylinder; 12. a slide rail; 13. a base; 14. positioning the bolt; 15. and (5) hooping.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses cast-in-place cable shaft. Referring to fig. 1 and 2, the cast-in-place cable well comprises a well body 1, wherein the lower end of the well body 1 is communicated with a water collecting pit 2, the inner bottom wall of the well body 1 is inclined downwards towards the water collecting pit 2, through holes 3 for cables to pass through are formed in two opposite side walls of the well body 1 in a penetrating manner, the upper end of the well body 1 is communicated with a shaft 4, a water pump 5 is arranged in the water collecting pit 2, the water pump 5 is communicated with a drain pipe 6 extending out of an opening at the upper end of the shaft 4, a controller electrically connected with the water pump 5 is arranged in the well body 1, a liquid level monitoring device is arranged in the well body 1 or the water collecting pit 2 and used for monitoring the liquid level in the well body 1 or the water; the liquid level monitoring device comprises a floating ball 7 arranged at the lower end part of a well body 1 or the upper end part of a water collecting pit 2, a mandril 8 is fixedly connected to the floating ball 7, a pressure sensor 9 located right above the mandril 8 is arranged on the inner side wall of the well body 1, the pressure sensor 9 is electrically connected with a controller, the floating ball 7 is arranged in the water collecting pit 2 in the embodiment of the application, and the pressure sensor 9 is arranged on the inner side wall of the well body 1 above the water collecting pit 2.
When more rainwater is accumulated in the well body 1 in rainy season, the water level in the water collecting pit 2 rises, the floating ball 7 rises along with the rising of the water level under the action of buoyancy, so that the ejector rod 8 is driven to move upwards, after the upper end of the ejector rod 8 is abutted against the pressure sensor 9, the pressure sensor 9 controls the water pump 5 to be started through the controller, the rainwater in the water collecting pit 2 can be pumped out, the convenient automatic adjustment of the water level in the well body 1 or the water collecting pit 2 is realized, the cable short circuit phenomenon caused by the fact that maintenance personnel do not timely discharge the rainwater when the rainwater is accumulated in the well body 1 is effectively avoided, and the safety performance in the long-distance power transmission process is ensured as far as possible.
Referring to fig. 1 and 2, the inner side wall of the well body 1 is fixedly connected with a plurality of sleeves 10 which are in plug-in fit with the ejector rod 8, the plurality of sleeves 10 are coaxially arranged along the axial direction of the ejector rod 8, a protection cylinder 11 which is coaxial with the sleeves 10 is arranged on the outer peripheral wall of the lower end of the pressure sensor 9 in a covering mode, and the lower end of the protection cylinder 11 is in plug-in fit with the ejector rod 8. The plurality of sleeves 10 limit the lifting of the ejector rod 8, so that the stable lifting of the ejector rod 8 in the vertical direction is ensured as much as possible; the protection cylinder 11 protects the contact at the lower end of the pressure sensor 9, and the influence of the damp environment in the well body 1 on the working accuracy and the service life of the pressure sensor 9 is reduced as much as possible.
Referring to fig. 1 and 2, a slide rail 12 is fixedly connected to the inner side wall of the well body 1 in a vertical manner, a base 13 is connected to the slide rail 12 in a sliding manner, a protective cylinder 11 is fixedly connected to the base 13, a locking mechanism used for locking the base 13 on the slide rail 12 is fixedly connected to the base 13, the locking mechanism comprises a positioning bolt 14 with threads penetrating through the base 13, and one end of the positioning bolt 14 extends to abut against the slide rail 12.
The positioning bolt 14 is loosened, the base 13 can be moved to any position of the slide rail 12, after the base 13 is positioned, the positioning bolt 14 is screwed, the pressure sensor 9 can be installed at different depths in the well body 1, the rainfall difference caused by crossing different regions in the remote power transmission project is suitable, and the opening frequency of the water pump 5 is controlled as reasonably as possible.
Referring to fig. 1 and 2, a plurality of hoops 15 for locking the drain pipe 6 are fixedly connected to the inner walls of the well body 1 and the shaft 4. A plurality of staple bolts 15 are fixed the laminating of drain pipe 6 on the 1 inside wall of well body, can effectively avoid drain pipe 6 to receive the influence of water impulsive force to take place the shake and influence the effective emission of rainwater in the well body 1 when the drainage.
The implementation principle of a cast-in-place cable shaft of the embodiment of the application is as follows: when the water level in the sump 2 rises, the floating ball 7 rises along with the rising of the water level under the action of buoyancy, thereby driving the ejector rod 8 to move upwards, after the upper end of the ejector rod 8 is abutted with the pressure sensor 9, the pressure sensor 9 is started through the controller to control the water pump 5, rainwater in the sump 2 can be pumped out, convenient and automatic adjustment of the water level in the well body 1 or the sump 2 is realized, the cable short circuit phenomenon caused by that maintenance personnel do not timely discharge the rainwater when the rainwater is accumulated in the well body 1 is effectively avoided, and the safety performance in the long-distance power transmission process is ensured as much as possible.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a cast-in-place cable shaft, includes well body (1), well body (1) lower extreme intercommunication has sump pit (2), run through on the double-phase relative lateral wall of the well body (1) and offer through-hole (3) that supply the cable to pass, its characterized in that: well body (1) upper end intercommunication has pit shaft (4), be provided with water pump (5) in sump pit (2), water pump (5) intercommunication has and extends to drain pipe (6) outside pit shaft (4) upper end opening, be provided with in the well body (1) with the controller that water pump (5) electricity is connected, the well body (1) or be provided with liquid level monitoring device in sump pit (2), liquid level monitoring device is used for the monitoring the well body (1) or the liquid level in sump pit (2) passes through controller control water pump (5) start.
2. A cast-in-place cable well according to claim 1, characterized in that: the liquid level monitoring device comprises a floating ball (7) arranged at the lower end part of the well body (1) or the upper end part of the sump (2), a mandril (8) is fixedly connected to the floating ball (7) vertically, a pressure sensor (9) located right above the mandril (8) is arranged on the inner side wall of the well body (1), and the pressure sensor (9) is electrically connected with the controller.
3. A cast-in-place cable well according to claim 2, characterized in that: the inner side wall of the well body (1) is fixedly connected with a plurality of sleeves (10) which are matched with the ejector rods (8) in an inserted mode, and the sleeves (10) are coaxially arranged along the axial direction of the ejector rods (8).
4. A cast-in-place cable well according to claim 3, wherein: the outer peripheral wall of the lower end of the pressure sensor (9) is covered with a protective cylinder (11) coaxial with the sleeve (10), and the lower end of the protective cylinder (11) is in plug-in fit with the ejector rod (8).
5. A cast-in-place cable well according to claim 4, characterized in that: the vertical rigid coupling of well body (1) inside wall has slide rail (12), it is connected with base (13) to slide on slide rail (12), a protection section of thick bamboo (11) rigid coupling is in on base (13), the rigid coupling is equipped with and is used for the locking on base (13) in locking mechanism on slide rail (12).
6. A cast-in-place cable well according to claim 5, characterized in that: the locking mechanism comprises a positioning bolt (14) which penetrates through the base (13) in a threaded mode, and one end of the positioning bolt (14) extends to abut against the sliding rail (12).
7. A cast-in-place cable well according to claim 1, characterized in that: the well body (1) and the inner wall of the shaft (4) are fixedly connected with a plurality of hoops (15) used for locking the drain pipe (6).
8. A cast-in-place cable well according to claim 1, characterized in that: the inner bottom wall of the well body (1) is inclined downwards towards the water collecting pit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022251758.6U CN213476958U (en) | 2020-10-11 | 2020-10-11 | Cast-in-place cable shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022251758.6U CN213476958U (en) | 2020-10-11 | 2020-10-11 | Cast-in-place cable shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213476958U true CN213476958U (en) | 2021-06-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022251758.6U Active CN213476958U (en) | 2020-10-11 | 2020-10-11 | Cast-in-place cable shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213476958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439044A (en) * | 2022-02-16 | 2022-05-06 | 北京市海实电气安装工程有限公司 | Prevent cable shaft structure of ponding |
-
2020
- 2020-10-11 CN CN202022251758.6U patent/CN213476958U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439044A (en) * | 2022-02-16 | 2022-05-06 | 北京市海实电气安装工程有限公司 | Prevent cable shaft structure of ponding |
| CN114439044B (en) * | 2022-02-16 | 2023-09-26 | 北京市海实电气安装工程有限公司 | Cable well structure capable of preventing ponding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A cast-in-place cable well Effective date of registration: 20220531 Granted publication date: 20210618 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Hubei century Senyuan Power Engineering Co.,Ltd. Registration number: Y2022420000143 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230602 Granted publication date: 20210618 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Hubei century Senyuan Power Engineering Co.,Ltd. Registration number: Y2022420000143 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of cast-in-place cable well Effective date of registration: 20230605 Granted publication date: 20210618 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Hubei century Senyuan Power Engineering Co.,Ltd. Registration number: Y2023420000221 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210618 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Hubei century Senyuan Power Engineering Co.,Ltd. Registration number: Y2023420000221 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of cast-in-place cable well Granted publication date: 20210618 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Hubei century Senyuan Power Engineering Co.,Ltd. Registration number: Y2024980001821 |