CN217576238U

CN217576238U - Foam collecting box

Info

Publication number: CN217576238U
Application number: CN202221129223.4U
Authority: CN
Inventors: 过羿; 张佳庆; 罗沙; 黄伟民; 尚峰举; 黄玉彪; 刘睿; 何灵欣; 苏文
Original assignee: State Grid Corp of China SGCC; Electric Power Research Institute of State Grid Anhui Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Electric Power Research Institute of State Grid Anhui Electric Power Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-10-14
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses a foam collecting box, which comprises a box body, a top cover plate, side cover plates and a foam baffle plate, wherein the box body is in a shape with an open top and a side surface, the open top of the box body is connected with the top cover plate, the open side of the box body is connected with the side cover plates, the foam baffle plate is fixed in the box body at the bottom of the top cover plate, and through holes are arranged on the foam baffle plate; the top cover plate comprises a first top cover plate, a second top cover plate and foam stop levers, wherein the two ends of the first top cover plate can be connected to two sides of an opening at the top of the box body in a rotating mode through a rotating shaft, the second top cover plate is hinged to the top of the first top cover plate, the two foam stop levers are fixed to the bottom of the first top cover plate and are arranged in a V shape, and the bottom of the V shape formed by the two foam stop levers after the first top cover plate is opened is arranged right above the through hole. The utility model has the advantages of, this foam collecting box can conveniently realize the foam collection fast, improves collection efficiency, still can not cause the waste of foam liquid.

Description

Foam collecting box

Technical Field

The utility model relates to a fire-fighting equipment technical field, concretely relates to foam collecting box.

Background

The direct current transmission is an important means for solving high-voltage, large-capacity and long-distance power transmission and power networking at present, and compared with the alternating current transmission, the high-voltage direct current transmission has the advantages of large transmission capacity, long distance and low transmission loss, occupied area corridors are saved, and the ultra-high voltage direct current transmission is an advanced power transmission technology in the world at present.

The extra-high voltage converter station is the core of the extra-high voltage direct current project for realizing the alternating current-direct current interconversion, the normal operation of the extra-high voltage direct current converter station is the basis of the normal operation of an extra-high voltage direct current transmission system, and the reliability of the extra-high voltage converter station directly influences the safety of personnel and equipment and the stable operation of a power grid. The converter station has a large amount of oil-filled electrical equipment such as converter transformer, and has a large fire risk. According to statistics, most accidents of the converter station are explosion or fire accidents caused by oil-filled equipment, light persons damage the switch equipment to cause monopole shutdown, heavy persons burn the converter equipment to cause shutdown maintenance, and the operation safety of a power grid is seriously influenced.

Most of the current converter stations use conventional fire extinguishing equipment: water-spray fire suppression systems and foam-spray fire suppression systems. Along with the continuous promotion of fire extinguishing technology, a new high-efficient fire extinguishing systems has appeared: a compressed air foam fire suppression system. In view of the advantages of high fire extinguishing and cooling efficiency, good covering effect, water consumption saving, strong explosion impact resistance and high temperature resistance and the like of the compressed air foam fire extinguishing system, the compressed air foam fire extinguishing system has good adaptability to the fire extinguishing of the hot oil fire of the large transformer of the ultra-high voltage converter station, the fixed compressed air foam fire extinguishing system of the ultra-high voltage converter station is gradually put into operation, and in later maintenance, a special detection device is needed to periodically test the performance of the fixed compressed air foam fire extinguishing system for identifying the performance of equipment to be in a good state and ensuring the safe operation of the converter station to be in protection.

Traditional foam performance detects and adopts the direct injection to carry out the foam performance on ground and through the artifical mode of collecting the foam and detect, and this collection mode inefficiency, and the foam is extravagant serious.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in how to improve foam collection efficiency and prevent that the foam is extravagant.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a foam collecting box, includes box, lamina tecti, side cap board and foam baffle, the box is top and a side opening form, the lamina tecti is connected to box top opening, the side cap board is connected to box side opening, the foam baffle is fixed in the box of lamina tecti bottom, the through-hole has been seted up on the foam baffle.

The top cover plate comprises a first top cover plate, a second top cover plate and foam stop levers, the two ends of the first top cover plate can be connected to two sides of an opening at the top of the box body in a rotating mode through rotating shafts, the top of the first top cover plate is hinged to the top of the second top cover plate, the bottom of the first top cover plate is fixed with the two foam stop levers, the two foam stop levers are arranged in a V shape, and therefore the first top cover plate is arranged right above a through hole and the bottom of the V shape formed by the two foam stop levers is arranged behind the first top cover plate.

The compressed air foam flows into the through hole and enters the box body to be collected from the V-shaped bottom formed by the two foam stop rods, and the compressed air foam flowing into the foam baffle plate can enter the box body to be collected from the through hole, so that the collection process is quick and convenient, the collection efficiency is improved, and the waste of foam liquid cannot be caused.

Preferably, the box body comprises an outer frame and a panel, the outer frame is of a frame structure, and the panel is fixed on the outer frame.

Preferably, the panel is provided with an elastic pull handle.

Preferably, a plurality of rollers are further fixed at the bottom of the outer frame, so that the movement is convenient and fast.

Preferably, a top cover plate handle is arranged on the second top cover plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the compressed air foam flows into the through hole and enters the box body to be collected from the V-shaped bottom formed by the two foam stop rods, and the compressed air foam flowing into the foam baffle plate can enter the box body to be collected from the through hole, so that the collection process is quick and convenient, the collection efficiency is improved, and the waste of foam liquid cannot be caused.

2. Through the arrangement of the elastic handle and the idler wheel, the foam collecting box is convenient to move.

Drawings

Fig. 1 is a schematic structural diagram of a foam collecting box according to a first embodiment of the present invention;

fig. 2 is another schematic structural diagram of the first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first embodiment of the present invention;

fig. 4 is a left side view of a first embodiment of the present invention;

fig. 5 is a schematic structural view of a foam collecting structure according to an embodiment of the present invention.

Detailed Description

In order to facilitate the understanding of the technical solutions of the present invention by those skilled in the art, the technical solutions of the present invention will now be further described with reference to the drawings attached to the specification.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless explicitly stated or limited otherwise, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 2, the embodiment discloses a foam collecting box, which comprises a foam collecting box 1, a foam baffle 2, a foam scraper 3, a slide rail 4, a weighing device 5 and a foam collecting structure 6; the foam collecting box 1 comprises a box body 11, a top cover plate 12 and a side cover plate 13, wherein the box body 11 is in a top and side opening shape, the top opening of the box body 11 is connected with the top cover plate 12, a foam baffle plate 2 is fixed in the box body 11 at the bottom of the top cover plate 12, a through hole 21 is formed in the foam baffle plate 2, the side opening of the box body 11 is connected with the side cover plate 13, and the top of the side opening of the box body 13 is fixed with the foam scraper 3.

The slide rail 4 is fixed inside the box body 11, the weighing device 5 is fixed on the slide rail 4, and in this embodiment, the weighing device 5 is an electronic scale; the weighing device 5 is fixed with the foam collecting structure 6, and the collecting end of the foam collecting structure 6 is arranged under the through hole 21.

Through opening the lamina tecti 12, spray compressed air foam on foam baffle 2, and flow into foam collection structure 6 from through-hole 21 and carry out the foam collection, open side cover 13 after the collection is accomplished, shift out weighing device 5 and foam collection structure 6 from box 11 through slide rail 4, shift out in-process foam scraper blade 3 and strickle off the unnecessary foam at structure 6 top is collected to the foam, and weigh through weighing device 5 to the foam weight in the foam collection structure 6, the device can realize the collection of compressed air foam fast, and collection in-process unmanned operation, the foam performance detection precision in later stage has been improved. And all set up foam baffle 2, foam scraper blade 3, slide rail 4, weighing device 5 and foam collection structure 6 in foam collecting box 1, convenient operation and carry, application scope is wide.

Referring to fig. 3, the foam collecting box 1 is further provided with an elastic handle 14 and a plurality of rollers 15, the box body 11 includes an outer frame 111 and a panel 112, the outer frame 111 is of a frame structure, the panel 112 is fixed on the outer frame 111, the elastic handle 14 is fixed on the panel 112, and the rollers 15 are arranged along the directions of four corner ends of the bottom of the outer frame 111, so as to facilitate the movement of the foam collecting box 1.

Referring to fig. 4, the top cover plate 12 includes a first top cover plate 121, a second top cover plate 122, foam blocking rods 123 and a top cover plate handle 124, two ends of the first top cover plate 121 are rotatably connected to two sides of the top opening of the outer frame 111 through a rotating shaft, the top of the first top cover plate 121 is hinged to the second top cover plate 122, the top cover plate handle 124 is fixed to one side of the second top cover plate 122 away from the first top cover plate 121, two foam blocking rods 123 are fixed to the bottom of the first top cover plate 121, and the two foam blocking rods 123 are arranged in a V shape, so that the V-shaped bottom formed by the two foam blocking rods 123 after the first top cover plate 121 is opened is arranged right above the through hole 21.

Specifically, pulling lamina tecti handle 124, drive through second lamina tecti 122 first lamina tecti 121 is opened to make the V type bottom setting of two foam pin 123 formation of first lamina tecti 121 bottom directly over the through-hole 21, then spray the compressed air foam at first lamina tecti 121 bottom surface and, the compressed air foam flows in through-hole 21 and gets into foam collection structure 6 and collect by the V type bottom that two foam pin 123 formed, the compressed air foam that flows in simultaneously on the foam baffle 2 also can follow through-hole 21 and get into foam collection structure 6 and collect, the collecting process is convenient fast, and the efficiency of collection is improved, still can not cause the waste of foam liquid.

The side cover 13 is hinged to the side opening of the outer frame 111 through a hinge, and a side cover handle 131 is fixed on the side cover 13.

Referring to fig. 5, the foam collecting structure 6 comprises a supporting plate 61, a foam collecting tank 62, a backflow plate 63, a liquid outlet pipe 64 and a valve 65, the foam collecting tank 62 is fixed on the weighing device 5 through the supporting plate 61, the top of the foam collecting tank 62 is in an open shape, the top opening of the foam collecting tank 62 is arranged right below the through hole 21, the backflow plate 63 is arranged on the opening edge of the top of the foam collecting tank 62, and the top surface of the backflow plate 63 is flush with the top opening of the foam collecting tank 62 and used for backflow of foam into the foam collecting tank 62; the bottom of the foam collecting tank 62 is connected with the liquid outlet pipe 64, the valve 65 is arranged on the liquid outlet pipe 64, and in this embodiment, the valve 65 is an electric ball valve.

Specifically, in the foam that flows down from through-hole 21 gets into foam collecting tank 62, on the inflow in-process has a small part foam to flow back to the flow board 63, and then in flowing into foam collecting tank 62 again, prevent the waste of foam, when foam collecting tank 62 collects fully, pulling weighing device 5 shifts out foam collecting tank 62 from foam collecting tank 1 through slide rail 4, realizes the collection of foam.

Further, the top opening of the foam collecting tank 62 is flush with the bottom surface of the foam scraper 3, so that the excessive foam at the top of the foam collecting tank 62 can be scraped by the foam scraper 3 in the moving-out process, and the precision of the later-stage foam performance detection is ensured.

The working principle of the embodiment is as follows: according to the position of the compressed air foam fire-extinguishing system, the box body 1 is pushed, the device is moved to the output end position of the compressed air foam fire-extinguishing system, then the top cover plate handle 124 is pulled, the first top cover plate 121 is driven to be opened through the second top cover plate 122, the V-shaped bottom formed by the two foam blocking rods 123 at the bottom of the first top cover plate 121 is arranged right above the through hole 21, then compressed air foam is sprayed on the bottom surface of the first top cover plate 121, the compressed air foam flows into the through hole 21 through the V-shaped bottom formed by the two foam blocking rods 123, then the foam flowing down from the through hole 21 enters the foam collecting tank 62, a small part of the foam flows onto the backflow plate 63 in the flowing-in process and then flows into the foam collecting tank 62, after the foam collecting tank 62 is collected, the side cover plate 13 is opened, the weighing device 5 is pulled, the foam collecting tank 62 is moved out of the foam collecting tank 1 through the slide rail 4, and the weight of the foam in the foam collecting tank 62 is weighed through the weighing device 5, so that the collection of the foam is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.

The above embodiments only show the embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements all belong to the protection scope of the present invention.

Claims

1. A foam collecting box which characterized in that: the box body is in a shape with an opening at the top and one side surface, the opening at the top of the box body is connected with the top cover plate, the opening at the side surface of the box body is connected with the side cover plate, the foam baffle plate is fixed in the box body at the bottom of the top cover plate, and a through hole is formed in the foam baffle plate;

2. A foam collection box according to claim 1 wherein: the box body comprises an outer frame and a panel, the outer frame is of a frame structure, and the panel is fixed on the outer frame.

3. A foam collection box according to claim 2 wherein: an elastic handle is arranged on the panel.

4. A foam collection box according to claim 2 wherein: and a plurality of rollers are fixed at the bottom of the outer frame.

5. A foam collection box according to claim 1 wherein: and a top cover plate handle is arranged on the second top cover plate.