CN111395664A

CN111395664A - Triangular water tank with flexible membrane surface

Info

Publication number: CN111395664A
Application number: CN202010204396.7A
Authority: CN
Inventors: 张剑云
Original assignee: Shenzhen Flan Space Membrane Structure Co ltd
Current assignee: Shenzhen Flan Space Membrane Structure Co ltd
Priority date: 2020-03-21
Filing date: 2020-03-21
Publication date: 2020-07-10
Anticipated expiration: 2040-03-21
Also published as: CN111395664B

Abstract

The invention relates to a triangular water tank with a flexible membrane surface, which comprises a cross rod, a connecting rod, a telescopic rod, a membrane fixing piece, a membrane material and a first elastic piece, wherein the cross rod is positioned below a cross beam and is parallel to the cross beam; the connecting rod is arranged between the cross beam and the cross rod and is used for connecting the cross rod and the cross beam; the telescopic rod is vertically arranged below the cross rod, and the upper end of the telescopic rod is hinged with the cross rod; the two film fixing pieces are movably arranged at the two ends of the cross rod respectively and are used for fixing the two ends of the film material; the membrane material is arranged below the telescopic rod, and two ends of the membrane material respectively bypass two ends of the cross rod and are connected with the membrane fixing piece; the first elastic piece is arranged above the cross rod, one end of the first elastic piece is fixedly connected with the connecting rod, and the other end of the first elastic piece is fixedly connected with the film fixing piece. The invention has the effects of adjusting the state of the membrane material, reducing the occupied space of the membrane material and facilitating the installation of the drainage channel.

Description

Triangular water tank with flexible membrane surface

Technical Field

The invention relates to the technical field of water tank fixing structures, in particular to a triangular water tank with a flexible membrane surface.

Background

In a building structure, a flexible cable structure is often considered to have a problem of drainage, and a drainage groove is often arranged for drainage, but the drainage groove is considered to move under the action of wind load, so that the fixing mode of the drainage groove and a main structure is always required to be noticed during design.

In the prior art, a chinese patent with an authorization publication number of CN206267306U discloses a triangular water tank fixing structure with a flexible membrane surface, which includes: the water drainage device comprises a cross beam, a vertical beam, a membrane material, a suspender and a pipeline, wherein the upper end of the vertical beam is fixedly connected with the middle section of the cross beam, the middle position of the upper surface of the membrane material is downwards propped against the lower end of the vertical beam, and the edges of two ends of the membrane material are fixed at two ends of the cross beam, so that a water drainage groove with an isosceles triangle-shaped section is formed between the membrane material and the cross beam; the lifting rods are arranged above the cross beam, one end of each lifting rod is hinged with the cross beam, the other end of each lifting rod extends to the pipeline and is connected with a first lug plate on the outer side surface of the pipeline, the two lifting rods are arranged, and the two lifting rods and the cross beam form an isosceles triangle with the top angle above; the inside cable that wears to be equipped with of pipeline for be connected with exterior structure, with the installation water drainage tank.

The above prior art solutions have the following drawbacks: the membrane material upper surface middle part position is ejecting downwards by erecting the roof beam, and membrane material both ends edge is fixed in crossbeam both ends department again for the membrane material can keep the state after the installation always, and this kind of state makes the membrane material need occupy more space downwards, and it is bigger to make this kind of water drainage tank volume moreover, is unfavorable for the installation, so remain to improve.

Disclosure of Invention

In view of the defects of the prior art, an object of the present invention is to provide a triangular water tank with a flexible membrane surface, which has the effects of adjusting the state of the membrane material, reducing the space occupied by the membrane material, and facilitating the installation of the drainage tank.

The above object of the present invention is achieved by the following technical solutions:

a triangular water tank with a flexible film surface comprises a cross beam and further comprises: the device comprises a cross rod, a connecting rod, a first straight rod, a telescopic rod, a second straight rod, a film fixing piece, a film material and a first elastic piece, wherein the cross rod is positioned below the cross beam and is parallel to the cross beam; the connecting rod is arranged between the cross beam and the cross rod and is used for connecting the cross rod and the cross beam; the first straight rods are provided with two parallel straight rods, and the two first straight rods are respectively positioned at the end parts of the two ends of the cross rod; the telescopic rod is vertically arranged below the cross rod, and the upper end of the telescopic rod is hinged with the cross rod; the second straight rod is arranged at the end part of the lower end of the telescopic rod and is parallel to the first straight rod; the two film fixing pieces are movably arranged at the two ends of the cross rod respectively and are used for fixing the two ends of the film material; the membrane material is arranged below the second straight rod, and two ends of the membrane material respectively bypass the first straight rod and are connected with the membrane fixing piece; the first elastic piece is arranged above the cross rod, one end of the first elastic piece is fixedly connected with the connecting rod, and the other end of the first elastic piece is fixedly connected with the film fixing piece.

By adopting the technical scheme, the arrangement of the cross rod provides a new installation position for the membrane material, so that the membrane material can be adjusted; the connecting rods are arranged to connect the cross beam with the cross rod, so that the cross rod is fixed below the cross beam; the arrangement of the telescopic rod enables the middle position of the upper surface of the membrane material to protrude downwards, and rainwater falling into the upper surface of the membrane material is collected in the middle of the upper surface of the membrane material, so that the rainwater can be conveniently drained by the drainage tank; the two ends of the membrane material are fixed by the membrane fixing piece, so that the two ends of the membrane material can be more conveniently and stably fixedly connected with one end of the elastic piece, which is far away from the connecting rod; the setting of first elastic component for behind the membrane material upper surface splendid attire rainwater, the membrane material will be pressed downwards and move and outstanding by the rainwater, the membrane material just can the splendid attire more rainwater this moment, and after the rainwater flows away, the membrane material will upwards pack up under the effect of first elastic component, the space that the membrane material occupied this moment also will still less, and this kind of design, the volume that the membrane material stretches out downwards depends on how much of rainwater completely, when the rainwater is many, the downward outstanding volume of membrane material is also many, help the take up rainwater, the effect of performance water drainage tank, when the rainwater is few, the membrane material can upwards pack up, reduce the holistic volume of water drainage tank, the water drainage tank installation of being convenient for on the one hand, on the other hand is difficult for preempting too much exterior space, play the purpose of saving space.

In a preferred example, the first elastic members may be provided in plurality along a length direction of the first straight bar, and a distance between two adjacent first elastic members increases from one end of the first straight bar to the other end thereof.

Through adopting above-mentioned technical scheme, first elastic component is provided with a plurality ofly along the length direction of first straight-bar, make the membrane material atress can be more even when receiving and releasing, help smooth receiving and releasing of membrane material both ends department, and increase gradually to the other end by the one end of first straight-bar because of the distance between two adjacent first elastic components in proper order, when making the membrane material upper surface receive the rainwater, two adjacent elastic components can be more easily by the pulling downwards apart from the membrane material of the bigger one end, and the membrane material of two adjacent elastic components apart from the less one end can be more difficult by the pulling downwards, the membrane material will present the state to one end slope this moment, thereby help the membrane material to discharge the rainwater, reduce the time that the rainwater stayed on the membrane material, make the membrane material difficult crushed.

In a preferred example, the invention may be further configured that a butting rod is fixedly arranged on the cross rod, and the length direction of the butting rod is the same as the length direction of the first straight rod; one end, far away from the connecting rod, of the first elastic piece penetrates through the abutting rod to be connected with the film fixing piece, and when the film fixing piece abuts against the abutting rod, the first elastic piece is in a stretching state.

Through adopting above-mentioned technical scheme, the setting of butt pole for solid membrane material is difficult for receiving the reaction force of elastic component when the shrink membrane material, and the membrane material is also difficult for appearing rocking the condition this moment, uses the back for a long time at the elastic component, is difficult for appearing influencing the condition of shrink membrane material effect because of the elastic component can not kick-back completely, helps the elastic component to keep the good shrink effect to the membrane material.

The invention may further be configured in a preferred example, a blocking member for blocking the film fixing member from sliding down the cross bar from two ends of the cross bar is fixedly arranged between the cross bar and the cross bar, and the film fixing member is located between the abutting bar and the blocking member.

Through adopting above-mentioned technical scheme, the setting of barrier for the difficult condition that slides down the horizontal pole that appears of solid membrane spare, especially when the rainfall is too big, the rainwater is difficult for collapsing the membrane material, has promoted water drainage tank's stability and security.

The invention may further be configured in a preferred example that a shielding plate for covering the first elastic member is disposed above the abutting rod, and a supporting member for supporting the shielding plate is disposed between the shielding plate and the cross rod.

Through adopting above-mentioned technical scheme, the setting of shielding plate for the elastic component is difficult for being drenched by the rainwater, and the difficult rusty condition that appears of elastic component helps promoting the life of elastic component.

The invention may further be configured in a preferred example, a convex rib is formed at the middle part of the upper surface of the shielding plate in a protruding manner, and the extending direction of the convex rib is the same as the extending direction of the first elastic member.

By adopting the technical scheme, due to the arrangement of the convex ribs, rainwater is not easy to accumulate on the upper surface of the shielding plate, and the shielding plate is beneficial to downward separation of the rainwater.

In a preferred example, the surface of one side of the first straight rod, which is far away from the cross rod, is in a circular arc shape and protrudes in a direction far away from the cross rod, and two ends of the film material bypass the first straight rod from the position where the first straight rod protrudes in the circular arc shape to be connected with the film fixing piece.

Through adopting above-mentioned technical scheme, the horizontal pole is kept away from to first straight rod one side surface is circular-arc protruding to the direction of keeping away from the horizontal pole for difficult quilt first straight rod damage when the membrane material slides on first straight rod has promoted the security and the life of membrane material motion.

The invention can be further configured in a preferred example, the telescopic rod comprises an outer tube and an inner rod, one end of the outer tube, which is far away from the inner rod, is sealed, the outer tube sleeves the inner rod, and the outer tube is connected with the inner rod in a sliding manner; still be provided with the second elastic component in the outer tube, second elastic component upper end and outer tube upper end butt, second elastic component lower extreme and interior pole upper end fixed connection to the stiffness coefficient of second elastic component is less than the stiffness coefficient of first elastic component.

By adopting the technical scheme, the arrangement of the outer pipe and the inner rod enables the telescopic rod to realize the telescopic function, and the telescopic rod can conveniently follow the membrane material to perform telescopic adjustment; the setting of second elastic component provides the helping hand for the flexible of telescopic link for the telescopic link can be more smooth and easy when flexible.

The invention may further be configured in a preferred example, the film fixing piece includes a first film fixing rod and a second film fixing rod, and the length directions of the first film fixing rod and the second film fixing rod are the same; the first elastic pieces are arranged in a plurality of positions at equal intervals along the length direction of the first straight rod, and the stiffness coefficients of the first elastic pieces are gradually decreased from one end, close to the first film fixing rod, of the second film fixing rod to one end, far away from the second film fixing rod, of the first elastic pieces.

Through adopting above-mentioned technical scheme, the setting of the solid membrane pole of first solid membrane pole and second divides into two sections with the water drainage tank, and the stiffness coefficient that combines a plurality of first elastic component diminishes to the one end of keeping away from each other from the one end that the solid membrane pole of first solid membrane pole and second was close to each other for when rainwater falls on the water drainage tank, the rainwater can be followed the both ends of water drainage tank respectively and outwards discharged, helps promoting the efficiency of drainage.

The invention may further be configured in a preferred example, a connection hose is arranged between the first film fixing rod and the second film fixing rod to connect the first film fixing rod and the second film fixing rod.

Through adopting above-mentioned technical scheme, coupling hose's setting is connected the one end that first solid membrane pole and the solid membrane pole of second are close to each other for the tip that first solid membrane pole and the solid membrane pole of second are close to one end each other is difficult for damaging the membrane material, has played the effect of protection membrane material.

In summary, the invention includes at least one of the following beneficial technical effects:

the elastic piece and the film fixing piece are arranged, so that the two ends of the film material can be folded and unfolded, the volume of the downward protrusion of the film material can be adjusted through folding and unfolding the two ends of the film material, when much rainwater exists, the downward protrusion of the film material is more, the rainwater can be contained, when the rainwater is less, the downward protrusion of the film material is less, the volume occupied by the film material is reduced, and meanwhile, the installation is more convenient;

first elastic component is provided with a plurality ofly along the length direction of first straight-bar, make the membrane material atress can be more even when receiving and releasing, help smooth the receiving and releasing of membrane material both ends department, and increase gradually to the other end by the one end of first straight-bar because of the distance between two adjacent first elastic components, make the membrane material upper surface receive the rainwater, two adjacent elastic components can be more easily by the lapse of pulling apart from the membrane material of the bigger one end, and two adjacent elastic components can be more difficult by the lapse of pulling apart from the membrane material of the less one end, the membrane material will present the state to one end slope this moment, thereby help the membrane material to discharge the rainwater, reduce the time that the rainwater stopped on the membrane material, make the membrane material difficult crushed.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.

Fig. 2 is a schematic front view of the first embodiment of the present invention.

Fig. 3 is a schematic sectional view of an extension rod according to a first embodiment of the present invention.

Fig. 4 is a schematic overall structure diagram of a second embodiment of the present invention.

In the figure, 1, a fixed bracket; 11. a cross beam; 12. a first cross tube; 13. a second cross tube; 14. clamping and buckling; 15. a boom; 2. mounting a bracket; 21. a cross bar; 22. a connecting rod; 23. a first straight rod; 24. a telescopic rod; 241. an outer tube; 242. an inner rod; 25. a second straight rod; 3. an adjustment assembly; 31. fixing a membrane; 311. a first film fixing rod; 312. a second film fixing rod; 32. a first elastic member; 4. a butting rod; 5. a dam; 6. a shielding plate; 61. a support member; 7. a second elastic member; 8. a connecting hose; 9. a film material.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the first embodiment, referring to fig. 1, the triangular water tank with the flexible membrane surface disclosed by the invention comprises fixing supports 1, wherein the fixing supports 1 are provided with a plurality of groups which are parallel to each other, and two adjacent groups of fixing supports 1 are arranged at intervals; the fixing bracket 1 includes: the cross beam 11, the first transverse tube 12, the second transverse tube 13, the clamping buckles 14 and the hanging rods 15 are arranged on two ends of the cross beam 11 respectively, and the length directions of the first transverse tube 12 and the second transverse tube 13 are perpendicular to the length direction of the cross beam 11; the clip 14 is arranged above the midpoint of the beam 11; the suspension rod 15 is arranged between the clamp buckle 14 and the cross beam 11, one end of the suspension rod 15 is hinged with one end of the cross beam 11, the other end of the suspension rod 15 is hinged with the clamp buckle 14, and the suspension rod 15 and the cross beam 11 form an isosceles triangle with an upper vertex angle; a pipeline is also arranged in the clamp 14 in a penetrating way, the pipeline connects the clamp 14 in the two adjacent groups of fixing supports 1, and a rope is arranged in the pipeline in a penetrating way so as to fix the triangular water tank on an external mechanism.

Referring to fig. 1 and 2, the triangular water tank of the invention further comprises a mounting bracket 2 and an adjusting assembly 3, wherein the mounting bracket 2 is used for unfolding and supporting the membrane material 9 so that the membrane material 9 can perform a water guiding function, and a plurality of groups of the mounting brackets 2 are arranged at intervals and are parallel to each other; the adjusting component 3 is arranged on the mounting bracket 2 and used for adjusting the volume of the membrane material 9 after expansion, two groups of adjusting components 3 are arranged on one mounting bracket 2, and the two groups of adjusting components 3 are respectively arranged at two ends of one mounting bracket 2 and can be used for adjusting two ends of the membrane material 9 simultaneously.

Referring to fig. 1 and 2, the mounting bracket 2 includes: the cross rod 21 is cylindrical and made of stainless steel, the cross rod 21 is positioned below the cross beam 11 and is parallel to the cross beam 11; the connecting rod 22 is cylindrical and made of stainless steel, the connecting rod 22 is arranged between the cross beam 11 and the cross rod 21, and the upper end and the lower end of the connecting rod 22 are respectively welded with the middle point of the cross beam 11 and the middle point of the cross rod 21.

Referring to fig. 1 and 2, the first straight bars 23 are provided with two parallel bars, the two first straight bars 23 are respectively welded at the end portions of the two ends of the cross bar 21, and the first straight bars 23 connect the cross bars 21 of the two adjacent sets of mounting brackets 2, in this embodiment, the first straight bars 23 are cylindrical and made of stainless steel, in other embodiments, the first straight bars 23 may also be rectangular, however, the two first straight bars 23 are away from one side surface each other and need to be arranged in an arc-shaped protrusion manner towards the direction away from each other, and the two side edges of the film material 9 are fixedly connected with the film fixing member 31 by bypassing the first straight bars 23 from the positions where the first straight bars 23 are arc-shaped protrusions.

Referring to fig. 1 and 2, the telescopic rod 24 is made of stainless steel, the telescopic rod 24 is vertically disposed below the cross bar 21, the upper end of the telescopic rod 24 is hinged to the midpoint of the cross bar 21, the telescopic rod 24 includes an outer tube 241 and an inner rod 242, the upper end of the outer tube 241 is closed, the outer tube 241 surrounds the inner rod 242, and the outer tube 241 is slidably connected to the inner rod 242.

Referring to fig. 1 and 2, the second straight rod 25 is cylindrical and made of stainless steel, the second straight rod 25 is disposed at the end of the lower end of the telescopic rod 24 and is parallel to the first straight rod 23, the second straight rod 25 is welded to the end of the lower end of the inner rod 242, and the second straight rod 25 connects the telescopic rods 24 of two adjacent mounting brackets 2.

Referring to fig. 1 and 2, the adjusting assembly 3 includes two film fixing members 31 and two first elastic members 32, the two film fixing members 31 are movably disposed at two ends of the cross bar 21 and used for fixing two ends of the film material 9, and the film fixing members 31 are rectangular and made of stainless steel; the membrane material 9 is arranged below the second straight rod 25, and two ends of the membrane material 9 bypass the first straight rod 23 respectively and are connected with the membrane fixing piece 31 through screws; the first elastic pieces 32 are springs, two first elastic pieces 32 are arranged on one mounting bracket 2, the two first elastic pieces 32 are respectively arranged on two sides of the connecting rod 22, the first elastic pieces 32 are arranged above the cross rod 21, one end of each first elastic piece 32 is welded with the connecting rod 22, and the other end of each first elastic piece 32 is fixedly connected with the membrane fixing piece 31 through screws.

Referring to fig. 1 and 2, because of the adjusting assembly 3 is provided with the multiunit, make first elastic component 32 also be provided with a plurality ofly along the length direction of first straight-bar 23, and the distance between two adjacent first elastic components 32 is increased progressively to the other end by the one end of first straight-bar 23 in proper order, make the rainwater fall back on membrane material 9, the membrane material 9 of the big one end department in distance between two adjacent first elastic components 32 is protruding downwards more easily, thereby make membrane material 9 wholly to being close to this end department slope, conveniently derive the rainwater on the membrane material 9.

Referring to fig. 1 and 2, in order to improve the effect of the first elastic member 32 pulling the film material 9, the cross rod 21 is fixed with the abutting rod 4 through a screw, the abutting rod 4 is rectangular and made of stainless steel, the abutting rod 4 connects the two cross rods 21 of the two adjacent mounting brackets 2, and the length direction of the abutting rod 4 is the same as the length direction of the first straight rod 23; one end of the first elastic element 32, which is far away from the connecting rod 22, penetrates through the abutting rod 4 to be connected with the film fixing element 31, a through hole for the first elastic element 32 to penetrate through is formed in the abutting rod 4, and when the film fixing element 31 abuts against the abutting rod 4, the first elastic element 32 is in a stretching state.

Referring to fig. 1 and 2, at this time, when the film fixing member 31 abuts against the abutting rod 4, the first elastic member 32 is in a stretched state, and the first elastic member 32 can completely pull the two ends of the film material 9, so that the film material 9 is not easily loosened, and the film material 9 is facilitated to be folded upwards.

Referring to fig. 1 and 2, in order to prevent the film fixing member 31 from falling off the cross bar 21, the stoppers 5 for preventing the film fixing member 31 from sliding off the cross bar 21 from two ends of the cross bar 21 are fixedly arranged between the cross beam 11 and the cross bar 21 by screws, and the film fixing member 31 is located between the abutting bar 4 and the stoppers 5, so that the film fixing member 31 only slides between the abutting bar 4 and the stoppers 5, and the condition that the cross bar 21 falls off is not easy to occur.

Referring to fig. 2, the blocking member 5 includes an upper blocking block and a lower blocking block, both of which are rectangular and made of stainless steel, the upper blocking block is located on the lower side surface of the beam 11, the lower blocking block is located on the upper side surface of the cross bar 21, the upper blocking block is opposite to the lower blocking block, and a gap is formed between the upper blocking block and the lower blocking block for the film material 9 to pass through.

Referring to fig. 2, in order to make first elastic component 32 be difficult for being drenched by the rainwater, be provided with the shielding plate 6 that is used for covering first elastic component 32 above butt pole 4, shielding plate 6 is stainless steel material, is provided with the support piece 61 that is used for supporting shielding plate 6 between shielding plate 6 and the horizontal pole 21, and support piece 61 includes two backup pads that are parallel to each other, and the backup pad is the cuboid shape and is stainless steel material, and the backup pad upper end welds with shielding plate 6, and the backup pad lower extreme welds with horizontal pole 21.

Referring to fig. 2, the middle portion of the upper surface of the shielding plate 6 is also protruded upwards to form a rib, and the extending direction of the rib is the same as the extending direction of the first elastic member 32, so that accumulated water is not easily formed on the shielding plate 6.

Referring to fig. 2 and 3, in order to make the inner rod 242 in the telescopic rod 24 slide up and down in the outer tube 241 more smoothly, the outer tube 241 is further provided with a second elastic member 7, the second elastic member 7 is also a spring, the upper end of the second elastic member 7 abuts against the closed position of the upper end of the outer tube 241, and the lower end of the second elastic member 7 is welded with the end part of the upper end of the inner rod 242; the arrangement of the second elastic element 7 provides assistance for the up-and-down sliding of the inner rod 242, so that the up-and-down sliding of the inner rod 242 is smoother; and the stiffness coefficient of the second elastic member 7 is smaller than that of the first elastic member 32, so that the second elastic member 7 is less likely to affect the first elastic member 32 to shrink the film 9.

The implementation principle of the embodiment is as follows: when rainwater falls into the upper surface of the membrane material 9 from the upper part, the middle position of the upper surface of the membrane material 9 protrudes downwards, so that the rainwater can be collected at the center of the upper surface of the membrane material 9, and because the upper surface of the membrane material 9 is influenced by the gravity of the rainwater, two ends of the membrane material 9 can respectively pull the two membrane fixing members 31 to slide on the cross rod 21 in the direction away from each other, so that the membrane material 9 protrudes downwards, the volume is increased, more rainwater can be contained, and because the stiffness coefficients of the first elastic members 32 in two adjacent groups of adjusting assemblies 3 are different, the membrane material 9 is easy to be in a state of inclining towards one side of the length direction, so that the membrane material 9 can rapidly guide the rainwater out; along with the reduction of rainwater, the pressure that membrane material 9 received also reduces, and membrane material 9 will be packed up under the effect of first elastic component 32 this moment to reduce the space that occupies.

In the second embodiment, referring to fig. 4, the difference from the first embodiment is that the film fixing member 31 in the present embodiment includes a first film fixing rod 311 and a second film fixing rod 312, the first film fixing rod 311 and the second film fixing rod 312 are both rectangular parallelepiped and are made of stainless steel, and the length directions of the first film fixing rod 311 and the second film fixing rod 312 are the same.

Referring to fig. 4, the first elastic members 32 are also provided at equal intervals along the length direction of the first straight rod 23, and the stiffness coefficients of the first elastic members 32 decrease gradually from the end where the first film fixing rod 311 and the second film fixing rod 312 are close to each other to the end where the first film fixing rod 311 and the second film fixing rod 312 are far away from each other, so that when rainwater exists on the film material 9, the two ends where the film material 9 is close to the first film fixing rod 311 and the second film fixing rod 312 are far away from each other will protrude more downward, so that the film material 9 is inclined towards the two ends, and the rainwater can be quickly discharged from the two ends of the film material 9, so that the rainwater discharge speed is faster.

Referring to fig. 4, in order to prevent the end portions of the first film fixing rod 311 and the second film fixing rod 312 close to one end of each other from scratching the film material 9, a connection hose 8 is disposed between the first film fixing rod 311 and the second film fixing rod 312 to connect the first film fixing rod 311 and the second film fixing rod 312, so that the connection hose 8 wraps the end portions of the first film fixing rod 311 and the second film fixing rod 312 close to one end of each other, at this time, the end portions of the first film fixing rod 311 and the second film fixing rod 312 close to each other are not easy to damage the film material 9, and the connection hose 8 is made of rubber.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A triangular water tank with a flexible film surface comprises a cross beam (11) and is characterized by further comprising: the film fixing device comprises a cross rod (21), a connecting rod (22), a first straight rod (23), a telescopic rod (24), a second straight rod (25), a film fixing piece (31), a film material (9) and a first elastic piece (32), wherein the cross rod (21) is positioned below a cross beam (11) and is parallel to the cross beam (11); the connecting rod (22) is arranged between the cross beam (11) and the cross rod (21) and is used for connecting the cross rod (21) and the cross beam (11); the two first straight rods (23) are parallel to each other, and the two first straight rods (23) are respectively positioned at the end parts of the two ends of the cross rod (21); the telescopic rod (24) is vertically arranged below the cross rod (21), and the upper end of the telescopic rod (24) is hinged with the cross rod (21); the second straight rod (25) is arranged at the end part of the lower end of the telescopic rod (24) and is parallel to the first straight rod (23); the two film fixing pieces (31) are respectively and movably arranged at the two ends of the cross rod (21) and used for fixing the two ends of the film material (9); the membrane material (9) is arranged below the second straight rod (25), and two ends of the membrane material (9) respectively bypass the first straight rod (23) and are connected with the membrane fixing piece (31); the first elastic piece (32) is arranged above the cross rod (21), one end of the first elastic piece (32) is fixedly connected with the connecting rod (22), and the other end of the first elastic piece is fixedly connected with the film fixing piece (31).

2. The triangular water tank with the flexible membrane surface according to claim 1, wherein a plurality of the first elastic members (32) are arranged along the length direction of the first straight rod (23), and the distance between two adjacent first elastic members (32) increases from one end of the first straight rod (23) to the other end.

3. The triangular water tank with the flexible membrane surface as claimed in claim 2, wherein the cross bar (21) is fixedly provided with a butt joint bar (4), and the length direction of the butt joint bar (4) is the same as the length direction of the first straight bar (23); one end, far away from the connecting rod (22), of the first elastic piece (32) penetrates through the abutting rod (4) to be connected with the film fixing piece (31), and when the film fixing piece (31) abuts against the abutting rod (4), the first elastic piece (32) is in a stretching state.

4. The triangular water tank with the flexible film surface is characterized in that a blocking piece (5) used for blocking the film fixing piece (31) from sliding off the cross rod (21) from two ends of the cross rod (21) is fixedly arranged between the cross beam (11) and the cross rod (21), and the film fixing piece (31) is arranged between the abutting rod (4) and the blocking piece (5).

5. The triangular sink with a flexible film surface according to claim 3, wherein a shielding plate (6) for covering the first elastic member (32) is disposed above the abutting rod (4), and a supporting member (61) for supporting the shielding plate (6) is disposed between the shielding plate (6) and the cross rod (21).

6. The triangular sink with a flexible membrane surface according to claim 5, wherein the shielding plate (6) protrudes upward at a middle portion of the upper surface to form a rib, and the extending direction of the rib is the same as the extending direction of the first elastic member (32).

7. The triangular water tank with the flexible membrane surface as claimed in claim 1, wherein the surface of the first straight rod (23) away from the cross rod (21) is convex in an arc shape in a direction away from the cross rod (21), and the two ends of the membrane material (9) are connected with the membrane fixing member (31) by bypassing the first straight rod (23) from the position where the first straight rod (23) is convex in the arc shape.

8. The triangular sink with the flexible membrane surface according to claim 1, wherein the telescopic rod (24) comprises an outer tube (241) and an inner rod (242), one end of the outer tube (241) far away from the inner rod (242) is arranged in a closed manner, the inner rod (242) is sleeved with the outer tube (241), and the outer tube (241) is connected with the inner rod (242) in a sliding manner; still be provided with second elastic component (7) in outer tube (241), second elastic component (7) upper end and outer tube (241) upper end butt, second elastic component (7) lower extreme and interior pole (242) upper end tip fixed connection to the stiffness coefficient of second elastic component (7) is less than the stiffness coefficient of first elastic component (32).

9. The triangular water tank with the flexible membrane surface according to claim 1, wherein the membrane fixing member (31) comprises a first membrane fixing rod (311) and a second membrane fixing rod (312), and the length directions of the first membrane fixing rod (311) and the second membrane fixing rod (312) are the same; the first elastic pieces (32) are arranged at equal intervals along the length direction of the first straight rod (23), and the stiffness coefficients of the first elastic pieces (32) are gradually decreased from one end, close to each other, of the first film fixing rod (311) to one end, far away from each other, of the second film fixing rod (312).

10. The triangular water tank with the flexible membrane surface according to claim 9, wherein a connection hose (8) is arranged between the first membrane fixing rod (311) and the second membrane fixing rod (312) to connect the first membrane fixing rod (311) and the second membrane fixing rod (312).