CN213510410U - Regulation pond is with collapsible showy cat ladder - Google Patents

Abstract

The utility model discloses a collapsible floating crawling ladder for a storage tank, which comprises a rotating section, the top end of the rotating section is hinged above the liquid level in the storage tank, and the length of the rotating section is long enough, so that the bottom end of the rotating section can be abutted against the bottom of the storage tank; near the bottom of rotation section is provided with the flotation tank, the flotation tank is whole or the part is immersed in the below of regulation pond internal liquid level, through the flotation tank provides buoyancy and makes the rotation section be located the top of regulation pond internal liquid level basically to ensure that the cat ladder can not twined, pollute by the rubbish that carries in the regulation pond, can keep the cleanness of cat ladder, and convenient to use, when no water in the regulation pond, need not extra operation, the user can directly enter into the regulation pond bottom through the cat ladder.

Description

Regulation pond is with collapsible showy cat ladder

Technical Field

The utility model relates to a regulation pond correlation equipment field, concretely relates to regulation pond is with collapsible showy cat ladder.

Background

The regulation and storage pool is a facility for collecting rainwater or other water bodies, has large floor area, can be generally built below public areas such as urban squares, greenbelts, parking lots and the like, and has the main function of temporarily storing the peak flow of rainwater runoff in the regulation and storage pool and slowly discharging the rainwater from the regulation and storage pool after the maximum flow drops. The rainwater flood peak can be avoided, rainwater recycling is realized, initial rainwater can be prevented from polluting bearing water bodies, and positive effects on drainage scheduling among drainage areas can be achieved. However, much garbage is easily accumulated in water bodies such as rainwater and the like, and people are required to clean the garbage, so that a ladder stand for workers to walk up and down is generally arranged in the storage tank for the convenience of people to get in and out of the storage tank; the regulation pond often impounds, and the installation cat ladder produces rubbish winding easily, inconvenient clearance, and sanitary conditions is poor. The reinforced concrete stairs are complex in construction and high in manufacturing cost, the problem of cleaning sediments also exists, and particularly when pollutants such as garbage are accumulated on the ladder stand, great potential safety hazards can be brought to operators who go in and out of the regulation and storage tank;

for the above reasons, the present inventors have conducted intensive studies on the existing regulation pond and the ladder therein, in order to design a new ladder capable of solving the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems, the inventor of the invention has conducted intensive research to design a foldable floating ladder for a storage tank, which comprises a rotating section with the top end hinged above the liquid level in the storage tank, and the length of the rotating section is long enough to enable the bottom end of the rotating section to be abutted against the bottom of the storage tank; near the bottom of rotation section is provided with the flotation tank, the flotation tank is whole or the part is immersed the below of liquid level in the regulation pond, through the flotation tank provides buoyancy and makes the rotation section be located the top of liquid level in the regulation pond basically to ensure that the cat ladder can not twined, be polluted by the rubbish that carries in the regulation pond, can keep the cleanness of cat ladder, and convenient to use, when no water in the regulation pond, need not extra operation, the user can directly enter into the regulation bottom of the pool portion through the cat ladder, thereby accomplishes the utility model discloses a water purification device is used for the water purification device.

In particular to a foldable floating ladder for a regulation pool, which comprises a rotating section 1,

the top end of the rotating section 1 is hinged above the liquid level in the storage tank, the bottom end of the rotating section 1 can be abutted against the bottom of the storage tank,

a floating box 2 is arranged near the bottom end of the rotating section 1, the floating box 2 is wholly or partially immersed below the liquid level in the storage tank, and the floating box 2 provides buoyancy so that the rotating section 1 is basically located above the liquid level in the storage tank.

Wherein the ladder stand also comprises a fixed section 3, the fixed section 3 is fixedly arranged at the top of the inner side of the storage tank and is positioned above the liquid level,

the top end of the rotating section 1 is connected with the fixed section 3.

Wherein the turning section 1 comprises a continuous step 11 below and a railing 12 above the step 11.

Wherein the buoyancy tank 2 is installed below the step 11.

Wherein, rotate section 1 bottom and be provided with bottom end board 4, 4 journey plateforms of bottom end board, rotate section 1 and adjust the bottom of the storage tank butt through this bottom end board 4.

Wherein, when the water in the regulating reservoir is drained or basically drained, the bottom surface of the bottom end plate 4 is abutted with the bottom of the regulating reservoir.

Wherein the buoyancy tank 2 comprises a sealed lightweight enclosure that is hollow inside.

Wherein the ladder stand further comprises a blower 21 and a pressure relief valve 22.

Wherein the pressure relief valve 22 is arranged at the top of the buoyancy tank;

when the air in the buoyancy tank 2 is insufficient, the air may be injected into the buoyancy tank by the blower 21.

Wherein the blower 21 is arranged at the top end of the rotating section,

a first long hose 24 is arranged at the air outlet of the blower 21,

one end of the first long hose 24 is hermetically connected with an air outlet of the blower,

the other end of the first long hose 24 extends into the buoyancy tank 2, and a rotating section is connected between the first long hose 24 and the buoyancy tank 2 in a sealing manner.

Wherein the pressure relief valve 22 is an electromagnetic valve, and can be opened or closed by a switch,

the control switch of the pressure relief valve 22 is arranged near the hinged top end of the rotating section.

The utility model discloses the beneficial effect who has includes:

(1) according to the foldable floating ladder for the storage tank, the ladder can be prevented from being wound and polluted by pollutants such as garbage in the storage tank, and the ladder on the ladder is ensured to be dry and clean;

(2) according to the utility model provides a regulation pond is with collapsible showy cat ladder convenient to use, when no water in the regulation pond, invalid extra operation can supply the user to enter into in the regulation pond.

Drawings

Fig. 1 is a schematic structural view of a foldable floating ladder for a storage tank according to a preferred embodiment of the present invention when the liquid level in the storage tank is high;

fig. 2 is a schematic structural view of a foldable floating ladder for a storage tank according to a preferred embodiment of the present invention when the liquid level in the storage tank is low;

fig. 3 is a schematic structural view illustrating a collapsible floating ladder for a storage tank according to a preferred embodiment of the present invention when there is substantially no water in the storage tank;

fig. 4 is a schematic structural view of a collapsible floating ladder for a storage pond according to a preferred embodiment of the present invention, when provided with a fixed section;

fig. 5 is a schematic structural view illustrating a state where a relief valve is closed in a collapsible floating ladder for a storage pond according to a preferred embodiment of the present invention;

fig. 6 is a schematic structural view illustrating a pressure relief valve in the collapsible floating ladder for a storage pond according to a preferred embodiment of the present invention when opened;

fig. 7 is a schematic structural view illustrating a hinge pin and a torsion spring thereon in the collapsible floating ladder for a storage pond according to a preferred embodiment of the present invention.

The reference numbers illustrate:

1-rotation stage

11-step

12-guard bar

2-buoyancy tank

21-blower

22-relief valve

23-control switch

24-first long hose

25-second long hose

3-stationary section

4-bottom end plate

51-rotating end plate

52-fixed end plate

53-pin shaft

54 stop

55-torsion spring

61-electromagnetic coil

62-electromagnet

63-baffle plate

64-air outlet channel

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. The features and advantages of the present invention will become more apparent from the description.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

According to the utility model, the foldable floating ladder for the storage pond comprises a rotating section 1 and an optional fixed section 3; that is, the turning section 1 is an essential part of the ladder and is a core part constituting the ladder, and the fixing section 3 may be selectively provided according to the depth size of the storage tank, the external environment of the storage tank, and the like.

The top end of the rotating section 1 is hinged above the liquid level in the storage tank, the length of the rotating section 1 is long enough to enable the bottom end of the rotating section 1 to be abutted against the bottom of the storage tank, the rotating section is a main body of the ladder stand, and when the bottom end of the rotating section is abutted against the bottom of the storage tank, a user can enter the bottom of the storage tank through the rotating section;

the hinge joint can be realized by arranging a rotating shaft or a pin shaft, the relative rotation angle of the hinge joint is below 70 degrees, and the hinge joint mode capable of meeting the strength requirement and the rotation angle requirement can be selected.

Specifically, in the present application, preferably, at least two through holes with collinear centers are formed at the top end of the rotating section 1, at least two through holes with collinear centers are also formed on the storage tank or the fixed section, and the sizes of all the through holes are substantially consistent, pin shafts with sufficient strength are selected to sequentially penetrate through the through holes, and the rotating section 1 and the storage tank or the fixed section are connected through the pin shafts to form an integrated structure which can only relatively rotate, that is, a hinged structure;

because the storage tank or the fixed section is fixed and the rotating section 1 is hinged with the storage tank or the fixed section, the rotating section can rotate around the hinged position, and the relative rotation angle of the rotating section is basically controlled below 70 degrees;

when the storage tank is basically filled with water, the bottom end of the rotating section is basically positioned at the liquid level under the action of the buoyancy tank, and the included angle between the whole rotating section and the horizontal plane is smaller and is generally below 10 degrees;

after the water in the storage tank is discharged, the bottom end of the rotating section is abutted against the ground of the storage tank, so that a user can conveniently enter and exit the storage tank through the rotating section, and the included angle between the rotating section and the horizontal plane is below 70 degrees, and is more preferably 40-60 degrees; the larger the angle is, the steeper the gradient of the rotating section is at the moment, the more difficult the user goes up and down, the higher the potential safety hazard is, but the size of the rotating section can be reduced, and the cost is reduced; on the contrary, the smaller the angle, the more convenient the use, the greater the safety, but the production cost is increased;

in order to balance the relationship, through repeated demonstration and relevant experiments, the most preferred embodiment given in the application is that when the rotating section is abutted to the bottom surface of the storage tank, the included angle between the rotating section and the horizontal plane is 45 degrees; the rotation angle allowed by the rotation section 1 can be controlled to be about 50 degrees, and when only pin shaft connection is adopted as a concrete scheme of hinge joint, the rotation angle does not need to be considered particularly.

In a more preferred embodiment, when the pin connection is used as the hinge connection, a metal plate for forming a through hole, referred to as a rotating end plate 51, is provided on the rotating section 1, and correspondingly, a metal plate for forming a through hole, referred to as a fixed end plate 52, is provided on the storage tank or the fixed section, both the rotating end plate 51 and the fixed end plate 52 are provided with through holes, and the center lines of all the through holes are collinear, a pin 53 with an outer diameter slightly smaller than the inner diameter of the through hole is selected to sequentially pass through the through holes, and after passing through the through holes, both ends of the pin 53 are fixedly blocked by a stopper 54, which can be a nut, screwed on the pin with a thread, and the stopper can also be fixed on the pin 53 by welding;

as shown in fig. 7, a torsion spring 55 is further sleeved outside the pin shaft 53, the inner diameter of the torsion spring 55 is slightly larger than the outer diameter of the pin shaft, and when the pin shaft passes through the through holes for installation, the torsion spring is placed between the two through holes for the pin shaft to pass through;

the main body part of the torsion spring 55 is sleeved outside the pin shaft, one end of the torsion spring is abutted to the rotating section and can be welded or riveted and fixed, and the other end of the torsion spring is abutted to the storage tank or the fixing section and can also be welded or riveted and fixed.

When the water level in the storage tank is at the highest position, the torsion spring can have no torsion force or small torsion force, namely the torsion spring can have no torsion deformation or only small torsion deformation, when the bottom end of the rotating section gradually moves downwards along with the gradual descending of the water level, the torsion spring is stretched or extruded, the elastic force on the torsion spring is gradually increased, the torsion force provided for the movable section is gradually increased, but the torsion force of the elastic force is not enough to prevent the downward movement trend of the bottom end of the rotating section.

The torsion spring is arranged, so that a certain acting force can be shared by the buoyancy tank, and the sum of the elastic force provided by the torsion spring and the buoyancy force provided by the buoyancy tank is basically equal to the gravity of the rotating section; when the buoyancy tank is not large enough, the rotating section can still be ensured to be always positioned above the liquid level and can not be soaked and polluted.

The whole frame of the rotating section is a metal frame so as to meet the use strength requirement of the rotating section, and the ladder and the guardrail on the rotating section can be processed and formed by light plastic or wood and other materials.

A floating box 2 is arranged near the bottom end of the rotating section 1, the floating box 2 is wholly or partially immersed below the liquid level in the storage tank, and the floating box 2 provides buoyancy so that the rotating section 1 is basically located above the liquid level in the storage tank.

Two sides of the bottom of the rotating section 1 are provided with metal connecting rods extending downwards, two sides of the buoyancy tank 2 are provided with side connecting ends matched with the metal connecting rods, and the side connecting ends and the metal connecting rods can be fixedly connected in a welding mode or in a matching relationship between bolts and screws. The side connecting end is positioned on one side of the floating box 2 close to the bottom end of the rotating section;

more preferably, a top connecting end is further arranged at the top end of the buoyancy tank 2, and the top connecting end is positioned on one side of the buoyancy tank 2 close to the top end of the rotating section; the top connecting end is connected with the rotating section 1 through a screw rod, and the angle between the buoyancy tank and the rotating section 1 can be adjusted by rotating the screw rod; when the buoyancy tank is made of soft materials as the outer wall main body, the overall dimension of the buoyancy tank is variable, but the buoyancy tank cannot be too low and cannot be contacted with the rotating section, so that the service life of the buoyancy tank is prevented from being shortened due to excessive contact in the use process; the distance between the buoyancy tank and the rotating section can be adjusted by adjusting the bolt structure, so that the distance between the appropriate buoyancy tank and the rotating section can be automatically selected according to specific conditions.

As shown in fig. 1 and 2, buoyancy tanks 2 provide buoyancy to the rotating section 1 such that the rotating section 1 is maintained above the liquid level;

the size of the buoyancy tank 2 is related to the weight and the length of the rotating section, the larger the volume of the buoyancy tank 2 is, the more the air in the buoyancy tank is, the larger the buoyancy force can be provided by the buoyancy tank 2, and the buoyancy tank 2 can be selected according to the size and the weight of the rotating section.

In a preferred embodiment, when the fixed section 3 is provided, the fixed section 3 is fixedly arranged at the top of the inner side of the storage tank and is positioned above the liquid level,

the top end of the rotating section 1 is connected with the fixed section 3, and the top end of the rotating section 1 is hinged on the fixed section 3; as shown in fig. 4, the fixed section 3 is hinged with the rotating section 1;

the fixed section is also provided with a ladder, and the ladder on the fixed section and the ladder on the rotating section are connected with each other so that a user can conveniently move along the ladder.

Preferably, the fixed section can be a fixed ladder formed by pouring reinforced concrete, and can also be a metal frame ladder similar to the rotating section, and the specific setting position and setting form can be selected according to the relevant size of the storage tank and the water level of the stored water.

In a preferred embodiment, the turning section 1 comprises a continuous step 11 below and a railing 12 above the step 11.

The steps 11 are uniform steps, the width and the height of the steps are basically consistent, and preferably, anti-skid lines are arranged on the upper surfaces of the steps; and when the bottom of this rotation section 1 and regulation bottom of the pool portion butt, the ladder 11 on the rotation section 1 is in the horizontality basically to the convenient to use person tramples the ladder and passes in and out the regulation pool, ensures safe in utilization.

In a preferred embodiment, the buoyancy tank 2 is installed below the step 11, i.e. at the lowest position of the rotation section, so as to ensure that the buoyancy tank 2 is firstly contacted with the liquid level, thereby ensuring that more rotation sections, especially the steps on the rotation sections, can be positioned above the liquid level, and preventing the steps from being polluted by pollutants such as garbage in the storage tank, and causing the problems of wet and slippery steps or being covered/entangled by garbage.

In a preferred embodiment, a bottom end plate 4 is provided at the bottom end of the rotating section 1, the bottom end plate 4 is plate-shaped, and the rotating section 1 abuts against the bottom of the storage tank through the bottom end plate 4.

It is further preferred that the bottom surface of the bottom end plate 4 abuts the reservoir bottom when the water in the reservoir is drained or substantially drained.

The bottom surface of the bottom end plate 4 abutted against the bottom of the storage tank is a flat plate surface, has certain elasticity, can be prepared from materials such as rubber, and can still ensure stable abutting between the bottom end plate 4 and the bottom of the storage tank when a certain amount of sundries such as garbage and the like are left at the bottom of the storage tank, so that potential safety hazards caused by instability of a rotating section are prevented;

in addition, bottom end plate 4 is located the lowermost end of rotation section, and when bottom end plate 4 and regulation pond bottom butt, flotation tank 2 still remain between the bottom of the regulation pond certain distance to ensure that flotation tank 2 can not contact with the regulation pond bottom, prevent that flotation tank 2 from damaging because of the physical contact, improve the life of flotation tank.

In a preferred embodiment, the buoyancy tank 2 comprises a sealed lightweight outer shell, which is hollow inside, and the inner part of the outer shell is provided with a hollow structure, so that the buoyancy of the buoyancy tank can be greatly improved.

The outer shell of the buoyancy tank 2 can be prepared from polymer plastics, and the preparation material is not particularly limited in the application, so that the sealing function can be realized.

Preferably, the buoyancy tank comprises an internal support keel and a plurality of wall plates which are installed/coated on the outer side of the support keel, the support keel is matched with each other to surround a sphere or a cuboid or other different shapes, and the wall plates can be light plates made of polyethylene and other materials and can also be plates with certain elasticity.

In a preferred embodiment, the buoyancy tank further comprises a blower 21 and a pressure relief valve 22, as shown in fig. 2.

Wherein the pressure relief valve 22 is arranged at the top of the buoyancy tank;

when the water in the storage tank is not completely emptied and people need to enter the storage tank, the pressure release valve 22 can be remotely controlled to be opened, so that the air in the buoyancy tank is communicated with the outside air, the air can be discharged from the buoyancy tank under the action of the liquid pressure, the buoyancy of the buoyancy tank is reduced, the bottom end of the rotating section is gradually sunk, and finally the bottom end of the rotating section is abutted against the bottom of the storage tank;

when the gas in the buoyancy tank is insufficient, air can be injected into the buoyancy tank through the air blower.

Preferably, the blower 21 is disposed near the top end of the hinge of the rotating section, and the blower may be any blower known in the art, which is not particularly limited in the present application.

A first long hose 24 is arranged at the air outlet of the blower 21,

one end of the first long hose 24 is hermetically connected with an air outlet of the blower,

the other end of the first long hose 24 extends into the buoyancy tank 2, and the first long hose 24 is connected with the buoyancy tank 2 in a sealing manner.

Make when needs are to the aeration in the flotation tank through setting up long hose, adjust the bank of storage pond bank or the fixed segment on the operation can, needn't operate in the regulation storage pond or on the rotation section.

In a preferred embodiment, the pressure relief valve 22 is a one-way valve through which external water cannot enter the buoyancy tank; thereby ensuring that impurities such as water and the like cannot be mixed in the buoyancy tank and preventing the buoyancy from being reduced. However, such an arrangement may cause other problems, in which the amount of exhaust gas of the relief valve is difficult to accurately grasp when the relief valve 22 exhausts the gas, and in addition, since the position of the outlet of the relief valve is highly likely to be located below the liquid surface, when a large amount of garbage floats on the liquid surface, the possibility that the outlet of the relief valve is blocked by the garbage is high, and after a long period of use, once the outlet of the relief valve is blocked by the garbage, a great obstacle to use may be caused.

More preferably, the relief valve 22 is a solenoid valve, and can be controlled to open or close by the control switch 23, as shown in fig. 5 and 6, the solenoid valve includes a solenoid 61 and an electromagnet 62 located therein, after the solenoid is energized, the electromagnet 62 moves upward under the action of magnetic force, a baffle 63 is arranged at the bottom of the electromagnet 62, the baffle 63 blocks an air outlet channel 64 in the solenoid valve, i.e. when the solenoid is energized, the air outlet channel 64 of the solenoid valve is closed, when the electromagnet 62 moves upward, the air outlet channel 64 is unblocked, and the gas in the buoyancy tank can move out of the buoyancy tank through the air outlet channel 64.

The control switch of the pressure relief valve 22 is arranged near the hinged top end of the rotating section;

by arranging the pressure relief valve 22 and the control switch on the pressure relief valve, the operation and control of a user can be facilitated, namely the operation can be carried out on the shore or the fixed section of the storage tank;

the pressure relief valve 22 is provided on the outer wall of the buoyancy tank 2,

one end of the pressure relief valve 22 extends into the buoyancy tank 2, a second long hose 25 is arranged at the other end of the pressure relief valve 22,

one end of the second long hose 25 is hermetically connected with the pressure release valve 22;

through setting up above-mentioned long hose 25 of second for the section of giving vent to anger of relief valve does not have above the liquid level always, can not exist and carry the risk that rubbish fills the shutoff by the aquatic.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", and the like indicate the position or positional relationship based on the operation state of the present invention, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The present invention has been described above in connection with preferred embodiments, which are merely exemplary and illustrative. On this basis, can be right the utility model discloses carry out multiple replacement and improvement, these all fall into the utility model discloses a protection scope.

Claims (10)

1. A foldable floating ladder stand for a storage pond is characterized by comprising a rotating section (1),

the top end of the rotating section (1) is hinged above the liquid level in the storage tank, the bottom end of the rotating section (1) can be abutted against the bottom of the storage tank,

a floating box (2) is arranged near the bottom end of the rotating section (1), the floating box (2) is wholly or partially immersed below the liquid level in the storage tank, and buoyancy is provided through the floating box (2) so that the rotating section (1) is basically located above the liquid level in the storage tank.

2. The collapsible floating ladder for a storage pond of claim 1,

the ladder stand also comprises a fixed section (3), the fixed section (3) is fixedly arranged at the top of the inner side of the storage tank and is positioned above the liquid level,

the top end of the rotating section (1) is connected with the fixed section (3).

3. The collapsible floating ladder for a storage pond of claim 1,

the rotating section (1) comprises a continuous ladder (11) located below and a guardrail (12) located above the ladder (11).

4. The collapsible floating ladder for a storage pond of claim 3,

the buoyancy tank (2) is installed below the ladder (11).

5. The collapsible floating ladder for a storage pond of claim 1,

the bottom end of the rotating section (1) is provided with a bottom end plate (4), the bottom end plate (4) is plate-shaped, and the rotating section (1) is abutted to the bottom of the storage tank through the bottom end plate (4).

6. The collapsible floating ladder for a storage pond of claim 5,

when the water in the storage tank is drained or basically drained, the bottom surface of the bottom end plate (4) is abutted against the bottom of the storage tank.

7. The collapsible floating ladder for a storage pond of claim 1,

the buoyancy tank (2) comprises a sealed lightweight enclosure, which is hollow inside.

8. The collapsible floating ladder for a storage pond of claim 1,

the ladder stand further comprises a blower (21) and a pressure relief valve (22);

wherein the pressure relief valve (22) is arranged at the top of the buoyancy tank;

when the air in the buoyancy tank (2) is insufficient, the air can be injected into the buoyancy tank through the air blower (21).

9. The collapsible floating ladder for a storage pond of claim 8,

the blower (21) is arranged at the top end of the rotating section which is arranged at the top end of the rotating section

A first long hose (24) is arranged at an air outlet of the blower (21),

one end of the first long hose (24) is hermetically connected with an air outlet of the blower,

the other end of the first long hose (24) extends into the buoyancy tank (2), and the first long hose (24) is connected with the buoyancy tank (2) in a sealing mode.

10. The collapsible floating ladder for a storage pond of claim 8,

the pressure relief valve (22) is an electromagnetic valve and can be controlled to be opened or closed by a switch (23),

a control switch (23) of the pressure release valve (22) is arranged at the top end of the hinged rotating section

The pressure release valve (22) is arranged on the outer wall of the buoyancy tank (2),

one end of the pressure relief valve (22) is inserted into the buoyancy tank (2), the other end of the pressure relief valve (22) is provided with a second long hose (25),

one end of the second long hose (25) is hermetically connected with the pressure release valve (22),

the other end of the second long hose (25) is communicated to the top end of the rotating section.

Images