CN212926281U

CN212926281U - Non-welding water tank anti-overflow device

Info

Publication number: CN212926281U
Application number: CN202021373370.7U
Authority: CN
Inventors: 姚学斌
Original assignee: Beijing Paijie Dingsheng Wisdom Water Technology Co ltd
Current assignee: Beijing Paijie Dingsheng Wisdom Water Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-04-09
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a no welding water pitcher anti-overflow device, including cylinder sleeve, upper cover plate, protective housing, kicking block, rubber circle, sprue, blast pipe and slide bar, cylinder sleeve's one end is circular nozzle, cylinder sleeve's the other end is the closed end, two sets of inlet ports have been seted up to the outer wall of cylinder sleeve closed end, the middle part of cylinder sleeve closed end has welded the slide bar perpendicularly, the slider has been cup jointed to the lower extreme outer wall of slide bar, the both ends outer wall of slider all is equipped with the kicking block, and is two sets of the top outer wall fixedly connected with a set of bracing piece of kicking block, the top port welding of bracing piece has the base, the top middle part of base has welded the columniform sprue perpendicularly, the outer wall of sprue has cup jointed the rubber circle, the top outer wall of the bottom outer wall butt base of rubber circle. This no welding water pitcher anti-overflow device, the effectual problem of releasing the negative pressure overflow takes place simultaneously, and the suitability is strong.

Description

Non-welding water tank anti-overflow device

Technical Field

The utility model belongs to the technical field of water supply equipment, concretely relates to no welding water pitcher anti-overflow device.

Background

At present, the resident water in a high-rise building is generally supplied secondarily, namely a non-welded water storage tank is arranged on the roof, tap water is stored in the water storage tank, and then the tap water is output to a high-rise user through the water storage tank.

However, the existing secondary water supply has the problem of insufficient water pressure, and the main problem of the problem is that negative pressure exists in the water storage tank, so that the water pressure of a resident user is influenced, the negative pressure in the water storage tank needs to be released when the negative pressure is discharged, but the problem that water in the water storage tank overflows when the negative pressure is released exists, and the problem that the stored water overflows when the negative pressure is discharged is solved, so that the anti-overflow device for the non-welding water tank is developed, and the technical problem to be solved urgently is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no welding water pitcher anti-overflow device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a non-welding water tank anti-overflow device comprises a cylindrical sleeve, an upper cover plate, a protective shell, floating blocks, rubber rings, blocking blocks, an exhaust pipe and a slide rod, wherein one end of the cylindrical sleeve is a circular cylinder opening, the other end of the cylindrical sleeve is a closed end, two groups of air inlets are formed in the outer wall of the closed end of the cylindrical sleeve, the slide rod is vertically welded in the middle of the closed end of the cylindrical sleeve, a slide block is sleeved on the outer wall of the lower end of the slide rod, the outer walls of the two ends of the slide block are respectively provided with the floating blocks, a group of support rods are fixedly connected to the outer walls of the top ends of the two groups of floating blocks, a base is welded to the port of the top end of each support rod, the cylindrical blocking blocks are vertically welded in the middle of the top end of the base, the rubber rings are sleeved on the outer walls of the, the top middle part welding of upper cover plate has the blast pipe, the telescopic outer wall screw thread of cylinder has cup jointed protective housing, protective housing's lower extreme lateral wall has seted up the multiunit exhaust hole, every group all is equipped with the filter screen in the exhaust hole.

Preferably, the outer wall of the bottom end of the cylindrical sleeve is welded with a flange plate, and the outer wall of the top end of the sliding rod is welded with a limiting rod.

Preferably, a first internal thread is formed in the inner wall of the circular cylinder opening of the cylindrical sleeve, a first external thread is formed in the outer wall of the bottom end of the upper cover plate, the outer wall of the bottom end of the upper cover plate is sleeved with the sealing rubber ring, and the upper cover plate is in threaded connection with the first internal thread of the inner wall of the circular cylinder opening of the cylindrical sleeve through the first external thread of the outer wall of the bottom end.

Preferably, a second external thread is arranged on the outer wall of the lower end of the cylindrical sleeve, a second internal thread is arranged on the inner wall of the bottom opening of the protective shell, and the protective shell is sleeved with the second external thread on the outer wall of the lower end of the cylindrical sleeve through the second internal thread on the inner wall of the bottom opening.

Preferably, the outer wall of the middle part of the bottom end of the upper cover plate is provided with a circular groove, the inner wall of the circular groove is provided with an orifice, and the orifice is communicated with the pipe orifice of the exhaust pipe.

Preferably, the outer wall of the sliding rod is welded with a limiting block, the circular inner wall of the sliding block is provided with a limiting groove, and the limiting block on the outer wall of the sliding rod is inserted into the limiting groove on the circular inner wall of the sliding block.

The utility model discloses a technological effect and advantage: according to the anti-overflow device for the weldless water tank, negative pressure can enter the cylindrical sleeve through the air inlet hole at the bottom end of the cylindrical sleeve, then the negative pressure enters the protective shell through the exhaust pipe at the middle part of the upper cover plate, the negative pressure is discharged through a plurality of groups of exhaust holes on the lower side wall of the protective shell, and water entering the cylindrical sleeve can drive the floating block to move upwards through buoyancy, so that the blocking block at the top end of the supporting rod and the rubber ring block the exhaust pipe at the middle part of the upper cover plate, and the problem of; the protective housing screw thread cup joints at the telescopic outer wall of cylinder, and upper cover plate threaded connection is in the telescopic circular nozzle of cylinder, and protective housing and upper cover plate are taken off in the rotation, can dismantle the rubber circle that the sprue outer wall cup jointed, simple structure, easy dismounting is convenient for replace the vulnerable part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the cylindrical sleeve and the upper cover plate of the present invention;

FIG. 3 is a schematic structural view of the protective casing of the present invention;

FIG. 4 is a schematic view of the structure of the upper cover plate of the present invention;

fig. 5 is a schematic view of the slide rod and the slide block structure of the present invention.

In the figure: the device comprises a cylindrical sleeve 1, an upper cover plate 2, a protective shell 3, a floating block 4, a rubber ring 5, a blocking block 6, an exhaust pipe 7, a sliding rod 8, a sliding block 9, a supporting rod 10, a base 11, an air inlet 12, an exhaust hole 13, a filter screen 14, a flange plate 15, a limiting rod 16, a first internal thread 17, a first external thread 18, a sealing rubber ring 19, a second external thread 20, a second internal thread 21, a circular groove 22, an orifice 23, a limiting block 24 and a limiting groove 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a non-welding water tank anti-overflow device as shown in figures 1-5, which comprises a cylindrical sleeve 1, an upper cover plate 2, a protective shell 3, a floating block 4, a rubber ring 5, a blocking block 6, an exhaust pipe 7 and a slide bar 8, wherein one end of the cylindrical sleeve 1 is a circular cylinder mouth, the other end of the cylindrical sleeve 1 is a closed end, two groups of air inlet holes 12 are arranged on the outer wall of the closed end of the cylindrical sleeve 1, the slide bar 8 is vertically welded in the middle of the closed end of the cylindrical sleeve 1, the outer wall of the lower end of the slide bar 8 is sleeved with a slide block 9, the outer walls of the two ends of the slide block 9 are both provided with the floating block 4, the outer walls of the top ends of the two groups of floating blocks 4 are fixedly connected with a group of support bars 10, the port at the top end of the support bars 10 is welded with a base 11, the cylindrical blocking, the bottom outer wall butt base 11 of rubber circle 5's top outer wall, the circular nozzle threaded connection of cylinder sleeve 1 has upper cover plate 2, the welding of the top middle part of upper cover plate 2 has blast pipe 7, cylinder sleeve 1's outer wall screw thread has cup jointed protecting sheathing 3, the lower extreme lateral wall of protecting sheathing 3 has seted up multiunit exhaust hole 13, every group all is equipped with filter screen 14 in the exhaust hole 13.

Specifically, the outer wall welding of the bottom of cylinder sleeve 1 has ring flange 15, the outer wall welding of the top of slide bar 8 has gag lever post 16, and gag lever post 16 can carry out spacingly to the displacement interval of slider 9, prevents that it from the top roll-off of slide bar 8.

Specifically, a first internal thread 17 has been seted up to the circular nozzle inner wall of cylindrical sleeve 1, a first external screw thread 18 has been seted up to the bottom outer wall of upper cover plate 2, and the bottom outer wall of upper cover plate 2 has cup jointed sealed rubber ring 19 simultaneously, upper cover plate 2 is through the first internal thread 17 of the circular nozzle inner wall of bottom outer wall 18 threaded connection cylindrical sleeve 1 of bottom outer wall.

Specifically, second external screw thread 20 has been seted up to the lower extreme outer wall of cylindrical sleeve 1, second internal thread 21 has been seted up to 3 bottom open-ended inner walls of protecting sheathing, protecting sheathing 3 cup joints the second external screw thread 20 of 1 lower extreme outer wall of cylindrical sleeve through the second internal thread 21 screw thread of bottom open-ended inner wall.

Specifically, circular recess 22 has been seted up to the bottom middle part outer wall of upper cover plate 2, drill way 23 has been seted up to the inner wall of circular recess 22, drill way 23 link up mutually with the mouth of pipe of blast pipe 7, and when blockking 6 moved up and inserted in blast pipe 7, rubber ring 5 of blockking 6 outer wall was pegged graft and is sealed in circular recess 22, prevents that water from entering into in blast pipe 7 from circular recess 22.

Specifically, the outer wall of the slide bar 8 is welded with a limiting block 24, the circular inner wall of the slide block 9 is provided with a limiting groove 25, and the limiting block 24 on the outer wall of the slide bar 8 is inserted into the limiting groove 25 on the circular inner wall of the slide block 9.

The working principle is that when in use, negative pressure enters an inner cavity of a cylindrical sleeve 1 through two groups of air inlets 12 at the bottom end of the cylindrical sleeve 1, then enters an inner cavity of a protective shell 3 through an upper cover plate 2 at the top end of the cylindrical sleeve 1, an exhaust pipe 7 at the middle part of the cylindrical sleeve enters the inner cavity of the protective shell 3, and finally is discharged through a plurality of groups of exhaust holes 13 on the side wall at the lower end of the protective shell 3, a sliding rod 8 is vertically welded at the middle part of the bottom end of the cylindrical sleeve 1, a group of cylindrical sliding blocks 9 are sleeved on the outer wall at the lower end of the sliding rod 8, floating blocks 4 are arranged on the outer walls at two ends of the sliding block 9, when water overflows into the cylindrical sleeve 1, the two groups of floating blocks 4 in the inner cavity at the bottom end of the cylindrical sleeve 1 can move upwards through water buoyancy, when the two groups of floating blocks 4 move upwards, the cylindrical sleeve 1 moves upwards along the outer, rubber ring 5 of 6 outer walls of sprue seals in the circular recess 22 at 2 bottom middle parts of upper cover plate, prevent that water from entering into to blast pipe 7 in circular recess 22, the problem of overflow has been avoided, protecting sheathing 3 screw thread cup joints at cylinder sleeve 1's outer wall, and 2 threaded connection in cylinder sleeve 1's circular nozzle of upper cover plate, rotatory protecting sheathing 3 and upper cover plate 2 of taking off, can dismantle the rubber ring 5 that 6 outer walls of sprue cup jointed and replace, and reasonable in design, and convenient to adjust, high durability and convenient use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a no welding water pitcher anti-overflow device, includes cylinder sleeve (1), upper cover plate (2), protecting sheathing (3), floating block (4), rubber circle (5), sprue (6), blast pipe (7) and slide bar (8), its characterized in that: one end of the cylindrical sleeve (1) is a circular cylinder opening, the other end of the cylindrical sleeve (1) is a closed end, two groups of air inlets (12) are formed in the outer wall of the closed end of the cylindrical sleeve (1), a sliding rod (8) is perpendicularly welded in the middle of the closed end of the cylindrical sleeve (1), a sliding block (9) is sleeved on the outer wall of the lower end of the sliding rod (8), floating blocks (4) are arranged on the outer walls of the two ends of the sliding block (9), a group of supporting rods (10) are fixedly connected to the outer wall of the top end of the two groups of floating blocks (4), a base (11) is welded at the port of the top end of each supporting rod (10), a cylindrical blocking block (6) is perpendicularly welded in the middle of the top end of the base (11), a rubber ring (5) is sleeved on the outer wall of the blocking block (6), the outer wall of the bottom end of the rubber ring (5) is abutted to the outer, the welding of the top middle part of upper cover plate (2) has blast pipe (7), protective housing (3) have been cup jointed to the outer wall screw thread of cylinder sleeve (1), multiunit exhaust hole (13) have been seted up to the lower extreme lateral wall of protective housing (3), every group all be equipped with filter screen (14) in exhaust hole (13).

2. The non-welding water tank overflow preventing device of claim 1, wherein: the outer wall welding of the bottom of cylinder sleeve (1) has ring flange (15), the outer wall welding of the top of slide bar (8) has gag lever post (16).

3. The non-welding water tank overflow preventing device of claim 1, wherein: first internal thread (17) have been seted up to the circular nozzle inner wall of cylindrical sleeve (1), first external screw thread (18) have been seted up to the bottom outer wall of upper cover plate (2), and the bottom outer wall of upper cover plate (2) has cup jointed sealed rubber ring (19) simultaneously, first internal thread (17) of the circular nozzle inner wall of cylindrical sleeve (1) are connected to upper cover plate (2) through first external screw thread (18) the bottom outer wall screw thread.

4. The non-welding water tank overflow preventing device of claim 1, wherein: second external screw thread (20) have been seted up to the lower extreme outer wall of cylindrical sleeve (1), second internal thread (21) have been seted up to protective housing (3) bottom open-ended inner wall, protective housing (3) cup joints second external screw thread (20) of cylindrical sleeve (1) lower extreme outer wall through second internal thread (21) screw thread of bottom opening inner wall.

5. The non-welding water tank overflow preventing device of claim 1, wherein: the outer wall of the middle part of the bottom end of the upper cover plate (2) is provided with a circular groove (22), the inner wall of the circular groove (22) is provided with an orifice (23), and the orifice (23) is communicated with the orifice of the exhaust pipe (7).

6. The non-welding water tank overflow preventing device of claim 1, wherein: the outer wall of the sliding rod (8) is welded with a limiting block (24), a limiting groove (25) is formed in the circular inner wall of the sliding block (9), and the limiting block (24) on the outer wall of the sliding rod (8) is inserted into the limiting groove (25) in the circular inner wall of the sliding block (9).