CN212206282U - Water level detection device of fire pump - Google Patents
Water level detection device of fire pump Download PDFInfo
- Publication number
- CN212206282U CN212206282U CN202021267094.6U CN202021267094U CN212206282U CN 212206282 U CN212206282 U CN 212206282U CN 202021267094 U CN202021267094 U CN 202021267094U CN 212206282 U CN212206282 U CN 212206282U
- Authority
- CN
- China
- Prior art keywords
- water level
- level detection
- pump body
- caisson
- thick bamboo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 238000001514 detection method Methods 0.000 title claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 19
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 19
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 19
- 241001330002 Bambuseae Species 0.000 abstract description 19
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 19
- 239000011425 bamboo Substances 0.000 abstract description 19
- 238000005188 flotation Methods 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
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- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses a fire pump water level detection device, including the caisson and the pump body, the pump body is installed in the caisson, caisson inside is located pump body both sides and installs low water level detection section of thick bamboo and high water level detection section of thick bamboo respectively, low water level detection section of thick bamboo and high water level detection section of thick bamboo constitute by income water drum, flotation pontoon, metal floater and contact switch, the contact switch of low water level detection section of thick bamboo and high water level detection section of thick bamboo closes simultaneously and makes the pump body for opening the state, makes the pump body for closing the state when the contact switch of low water level detection section of thick bamboo opens. The utility model discloses simple structure, it is convenient to remove, through set up low water level detection section of thick bamboo and high water level detection section of thick bamboo in the caisson, can form the water level interval, when water crosses low water level detection section of thick bamboo and high water level detection section of thick bamboo, the pump body starts, avoids taking place the condition of partly idle running at the pump body when water does not cross the pump body, and the water level drops to low water level detection section of thick bamboo position in the caisson, and the pump body can be closed this moment, avoids the pump body to idle run completely.
Description
Technical Field
The utility model relates to a water pump technical field, more specifically say, in particular to fire pump water level detection device.
Background
At present, when outdoor disaster relief water supply is insufficient, a fire-fighting submersible pump is often used. When the submersible pump runs, the submersible pump needs to be soaked in water, the driving motor is in a sealed state, heat can be dissipated only by water flow, and heat cannot be dissipated through air. If the submersible pump runs short of water during operation, the motor will be burnt out due to overheating in a short time, and the submersible pump cannot work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire pump water level detection device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a fire pump water level detection device comprises a caisson and a pump body, wherein the pump body is installed in the caisson, the front side and the rear side of the caisson are both in an open state, a filter plate is fixedly installed in the opening, the surface of the filter plate is uniformly provided with a plurality of filter holes, a low water level detection cylinder and a high water level detection cylinder are respectively installed on two sides of the pump body inside the caisson, the low water level detection cylinder and the high water level detection cylinder are respectively composed of a water inlet cylinder, a floating cylinder, a metal floating ball and a contact switch, the water inlet cylinder is fixedly installed on the bottom surface inside the caisson, the floating cylinder is located at the upper end of the water inlet cylinder, the floating cylinder and the water inlet cylinder are of an integrated structure, the diameter of the floating cylinder is larger than the diameter of the water inlet cylinder, a water inlet notch is vertically formed in the surface of the water inlet cylinder, the metal floating ball is located in the floating cylinder, the diameter of the metal floating ball, the surface of the supporting disc is positioned at the outer side of the contact switch and is evenly provided with a plurality of fan-shaped openings, the metal floating ball is contacted with the contact switch under the action of no water buoyancy, the metal floating ball starts the contact switch, the contact switches of the low water level detection cylinder and the high water level detection cylinder are closed simultaneously to enable the pump body to be in an open state, and the contact switch of the low water level detection cylinder enables the pump body to be in a closed state when being opened.
Preferably, the height of the water inlet cylinder of the high water level detection cylinder is greater than that of the low water level detection cylinder.
Preferably, a handle is arranged on the upper surface of the caisson.
Preferably, the four corners of the lower part of the caisson are provided with rollers.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses simple structure, it is convenient to remove, through set up low water level detection cylinder and high water level detection cylinder in the caisson, can form the water level interval, when losing the caisson in river or pond, when water overflows low water level detection cylinder and high water level detection cylinder, its metal floater can float, contact switch is the off-state this moment, just can make the pump body start, avoid the pump body to take place the condition of partly idle running when water does not overflow the pump body, water level drop to low water level detection cylinder position in the caisson, and the metal floater of low water level detection cylinder pushes down contact switch under the action of gravity, the pump body can be closed this moment, avoid the pump body to idle run completely, thereby the life of the pump body has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a structural diagram of a water level detecting device of a fire pump of the present invention;
FIG. 2 is a cross-sectional view of the water level detecting device of the fire pump of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: 1 caisson, 2 pump bodies, 3 rollers, 4 filter plates, 5 filter holes, 6 handles, 7 low water level detection cylinders, 8 high water level detection cylinders, 9 water inlet cylinders, 10 buoys, 11 metal floating balls, 12 water inlet notches, 13 supporting discs, 14 sector-shaped openings, 15 contact switches and 16 water outlets.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to fig. 1, 2 and 3, the utility model provides a water level detection device of a fire pump, which comprises a caisson 1 and a pump body 2, wherein the pump body 2 is arranged in the caisson 1, the front side and the rear side of the caisson 1 are both in an open state, a filter plate 4 is fixedly arranged in the open state, a plurality of filter holes 5 are uniformly arranged on the surface of the filter plate 4, a low water level detection cylinder 7 and a high water level detection cylinder 8 are respectively arranged inside the caisson 1 and positioned at the two sides of the pump body 2, the low water level detection cylinder 7 and the high water level detection cylinder 8 are respectively formed by a water inlet cylinder 9, a float bowl 11, a metal float ball 11 and a contact switch 15, the water inlet cylinder 9 is fixedly arranged on the bottom surface inside the caisson 1, the float bowl 11 is positioned at the upper end of the water inlet cylinder 9, the float bowl 11 and the water inlet cylinder 9 are of an integral structure, the diameter of the float bowl 11 is larger than the diameter of the water inlet cylinder 9, a water inlet notch 12 is, go into water drum 9 inner upper portion fixed mounting and prop dish 13, contact switch 15 fixed mounting props dish 13 upper surface middle part, prop dish 13 surface and be located contact switch 15 outside position and evenly seted up a plurality of fan-shaped openings 14, metal floater 11 does not have water buoyancy effect down with contact switch 15 contact, and metal floater 11 starts contact switch 15, the contact switch 15 of low water level detection section of thick bamboo 7 and high water level detection section of thick bamboo 8 closes simultaneously and makes the pump body 2 be the on-state, make the pump body 2 be the off-state when the contact switch 15 of low water level detection section of thick bamboo 7 opens.
In this embodiment, the height of the water inlet cylinder 9 of the high water level detection cylinder 8 is greater than the height of the water inlet cylinder 9 of the low water level detection cylinder 7.
In this embodiment, a handle 6 is mounted on the upper surface of the caisson 1, so that the caisson 1 can be conveniently lifted.
In this embodiment, the four corner ends of the lower part of the caisson 1 are provided with the rollers 3, so that the caisson 1 can be moved conveniently.
The working principle is as follows: throw caisson 1 in river or pond, when water overflowed low water level detection section of thick bamboo 7 and high water level detection section of thick bamboo 8, its metal floater 11 can float, and contact switch 15 is closed state this moment, can make pump body 2 start, and the water level drops to low water level detection section of thick bamboo 7 position in caisson 1, and the metal floater 11 of low water level detection section of thick bamboo 7 pushes down contact switch 15 under the action of gravity, and pump body 2 can close this moment, avoids pump body 2 idle running.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.
Claims (4)
1. The utility model provides a fire pump water level detection device, includes caisson and pump body, and the pump body is installed in the caisson its characterized in that: the front side and the rear side of the caisson are both in an open state, a filter plate is fixedly installed in the opening, a plurality of filter holes are uniformly formed in the surface of the filter plate, a low water level detection cylinder and a high water level detection cylinder are respectively installed on two sides of a pump body in the caisson, the low water level detection cylinder and the high water level detection cylinder are respectively composed of a water inlet cylinder, a buoy, a metal floating ball and a contact switch, the water inlet cylinder is fixedly installed on the bottom surface of the caisson, the buoy is located at the upper end of the water inlet cylinder and is of an integrated structure, the diameter of the buoy is larger than that of the water inlet cylinder, a water inlet notch is vertically formed in the surface of the water inlet cylinder, the metal floating ball is located in the buoy, the diameter of the metal floating ball is larger than that of the water inlet cylinder, a supporting disc is fixedly installed on the upper portion of the water inlet cylinder, the contact switch is fixedly installed in the, the metal floating ball is contacted with the contact switch under the action of no water buoyancy, the metal floating ball starts the contact switch, the contact switches of the low water level detection cylinder and the high water level detection cylinder are simultaneously closed to enable the pump body to be in an open state, and the contact switch of the low water level detection cylinder enables the pump body to be in a closed state when being opened.
2. A fire pump water level detection apparatus as claimed in claim 1, wherein: the height of the water inlet cylinder of the high water level detection cylinder is greater than that of the water inlet cylinder of the low water level detection cylinder.
3. A fire pump water level detection apparatus as claimed in claim 1, wherein: the upper surface of the caisson is provided with a handle.
4. A fire pump water level detection apparatus as claimed in claim 3, wherein: and idler wheels are arranged at the four corners of the lower part of the caisson.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267094.6U CN212206282U (en) | 2020-07-02 | 2020-07-02 | Water level detection device of fire pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267094.6U CN212206282U (en) | 2020-07-02 | 2020-07-02 | Water level detection device of fire pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212206282U true CN212206282U (en) | 2020-12-22 |
Family
ID=73818005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021267094.6U Expired - Fee Related CN212206282U (en) | 2020-07-02 | 2020-07-02 | Water level detection device of fire pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212206282U (en) |
-
2020
- 2020-07-02 CN CN202021267094.6U patent/CN212206282U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |