CN213332514U

CN213332514U - Water inlet and outlet automatic reversing device

Info

Publication number: CN213332514U
Application number: CN202022411934.8U
Authority: CN
Inventors: 汪义桥; 霍亚民; 曾文; 韩和忠; 黄华志; 侯燕萍; 吴方; 邢登科
Original assignee: Sinohydro Bureau 3 Co Ltd
Current assignee: Sinohydro Bureau 3 Co Ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-01
Anticipated expiration: 2030-10-26

Abstract

The utility model belongs to the technical field of pipeline reversing equipment, in particular to an automatic water inlet and outlet reversing device, which comprises a cooling water pipe, wherein a section of pipeline on the cooling water pipe is in a shape of a mouth, a shell is sleeved on the section of the mouth of the cooling water pipe, the interior of the shell is rotatably connected with a first one-way valve and a second one-way valve, the first one-way valve and the second one-way valve are respectively positioned inside the cooling water pipe, the top ends of the first one-way valve and the second one-way valve are respectively connected with a first gear, the first one-way valve, the second one-way valve, the first gear, an electric push rod, a rack, a connecting rod and a second gear are arranged inside the shell, the automatic reversing of the cooling water pipe is realized, the manpower is saved, the working efficiency is improved, the potential safety hazard is reduced, an inserting block, a screwing cover, a first fixing block, a second fixing block and an inserting groove, the disassembly and the assembly of the shell are convenient, and the maintenance and the replacement of the valve are convenient.

Description

Water inlet and outlet automatic reversing device

Technical Field

The utility model belongs to the technical field of the pipeline switching-over equipment, concretely relates to business turn over water automatic reversing arrangement.

Background

The chilled water system comprises a chilled water circulation system and a hot water circulation system. The chilled water circulating system is characterized in that chilled water return water of central air-conditioning equipment enters a water chilling unit evaporator through a water collector, a dirt separator and a circulating water pump, the cold energy of refrigerant evaporation is absorbed, the temperature of the chilled water is reduced to be cold water, the chilled water return water enters the water separator and then is sent into a surface air cooler or a cooling coil of the air-conditioning equipment, the chilled water return water returns to the water chilling unit for circulating and retreating after being subjected to heat exchange with processed air, and when cooling water is discharged, turning operation needs to be performed on a cooling water outlet pipe every 24 hours.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a business turn over water automatic reversing arrangement has and makes things convenient for the valve maintenance, makes things convenient for the valve to dismantle, reduces the labour, reduces the potential safety hazard, improves work efficiency characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic reversing device for inlet and outlet water comprises a cooling water pipe, wherein a section of pipeline on the cooling water pipe forms a shape of a mouth, a shell is sleeved on the section of the mouth of the cooling water pipe, a first one-way valve and a second one-way valve are rotatably connected inside the shell and are respectively positioned inside the cooling water pipe, the top ends of the first one-way valve and the second one-way valve are respectively connected with a first gear, an electric push rod is fixedly installed at the top end of the shell through a bolt, the top end of the electric push rod is connected with a rack, a second gear is rotatably connected inside the shell and is connected with a connecting rod, the second gear is fixedly connected with another second gear through the connecting rod, the second gear is meshed with the two first gears, the other second gear is meshed with the rack, when the first one-way valve is opened, the second one-way valve is closed and when the second one-way valve is open, the first one-way valve is closed.

As the utility model discloses a preferred technical scheme of business turn over water automatic reversing arrangement, the cooling water pipe is gone up a mouthful child type section department to the first fixed block of fixedly connected with, the both sides fixedly connected with second fixed block of shell, two grafting pieces of symmetry fixedly connected with on the first fixed block, two slots have been seted up to the symmetry on the second fixed block, the slot is pegged graft with the second fixed block that corresponds the limit.

As the utility model discloses a preferred technical scheme of business turn over water automatic reversing arrangement, be provided with the threaded spindle on the second fixed block, it closes the lid soon to rotate to be connected with through the bearing on the first fixed block, close the lid soon and rotate with the second fixed block through the threaded spindle and be connected.

As the utility model discloses a business turn over water automatic reversing arrangement preferred technical scheme, the slot is provided with the sponge gasket with the junction of grafting piece.

As the utility model discloses a preferred technical scheme of business turn over water automatic reversing arrangement, the inside that closes the lid soon is provided with the separation cushion.

As the utility model discloses a preferred technical scheme of business turn over water automatic reversing arrangement, first gear and second gear size are the same, the length of rack equals the girth of a fourth second gear.

Compared with the prior art, the utility model has the advantages that; at the first check valve of internally mounted of shell, second check valve, first gear, electric putter, rack, connecting rod, second gear, realize to condenser tube's automatic reversal, practice thrift the manpower, improve work efficiency, reduce the potential safety hazard, install the grafting piece between shell and condenser tube, close lid, first fixed block, second fixed block, slot soon, make things convenient for the dismantlement and the installation of shell, make things convenient for the maintenance and the change of valve.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a schematic top view of the housing of the present invention;

fig. 4 is a schematic diagram of an insertion structure of the first fixing block and the second fixing block of the present invention;

in the figure: 1. a housing; 2. a first check valve; 3. a second one-way valve; 4. a first gear; 5. an electric push rod; 6. a rack; 7. a connecting rod; 8. a second gear; 9. a cooling water pipe; 10. an insertion block; 11. screwing the cover; 12. a first fixed block; 13. a second fixed block; 14. and (4) a slot.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an automatic reversing device for inlet and outlet water comprises a cooling water pipe 9, a section of pipeline on the cooling water pipe 9 forms a mouth shape, a shell 1 is sleeved on the section of the mouth shape on the cooling water pipe 9, a first one-way valve 2 and a second one-way valve 3 are rotatably connected inside the shell 1, the first one-way valve 2 and the second one-way valve 3 are respectively positioned inside the cooling water pipe 9, the top ends of the first one-way valve 2 and the second one-way valve 3 are both connected with a first gear 4, the top end of the shell 1 is fixedly provided with an electric push rod 5 through bolts, the top end of the electric push rod 5 is connected with a rack 6, the inside of the shell 1 is rotatably connected with a second gear 8, the second gear 8 is connected with a connecting rod 7, the second gear 8 is fixedly connected with another second gear 8 through the connecting rod 7, the second gear 8 is meshed with the two first gears 4, the other second gear 8 is meshed with the rack 6, when the first, the second one-way valve 3 is closed and when the second one-way valve 3 is opened, the first one-way valve 2 is closed.

In this embodiment, the electric push rod 5 is started through remote control every twenty-four hours, the rack 6 is driven to move, the second gear 8 is made to rotate, the first gear 4 is made to rotate due to the fact that the second gear 8 is meshed with the first gear 4, the first check valve 2 is closed, the second check valve 3 is opened, and the direction change of the cooling water pipe 9 is achieved.

Specifically, the upper opening profile section of the cooling water pipe 9 is connected with a first fixing block 12 in a fixed mode, second fixing blocks 13 are fixedly connected to the two sides of the shell 1, two inserting blocks 10 are fixedly connected to the first fixing block 12 in a symmetrical mode, two inserting grooves 14 are symmetrically formed in the second fixing blocks 13, and the inserting grooves 14 are connected with the second fixing blocks 13 on the corresponding edges in an inserting mode.

In this embodiment, put into the shell 1 the mouth subsection department of cooling water pipe 9, make the grafting piece 10 on the first fixed block 12 peg graft with slot 14, will close lid 11 soon through screw shaft and second fixed block 13 and close soon, make shell 1 and cooling water pipe 9 link to each other, when needs dismantle shell 1, will close lid 11 soon and take off first fixed block 12 and second fixed block 13 separation, take off shell 1, change or maintain.

Specifically, a threaded shaft is arranged on the second fixing block 13, the first fixing block 12 is rotatably connected with a screwing cover 11 through a bearing, and the screwing cover 11 is rotatably connected with the second fixing block 13 through the threaded shaft.

In this embodiment, the screw cap 11 is screwed to the second fixing block 13 by a screw shaft, so that the housing 1 is connected to the cooling water pipe 9.

Specifically, a sponge gasket is arranged at the joint of the slot 14 and the insertion block 10.

In this embodiment, a sponge pad is disposed at the joint of the insertion slot 14 and the insertion block 10, so as to prevent the insertion block 10 from being directly contacted and damaged with the insertion slot 14.

Specifically, a blocking rubber pad is arranged inside the screwing cover 11.

In this embodiment, the separation rubber pad is disposed inside the screwing cover 11, so as to avoid water leakage at the joint of the first fixing block 12 and the second fixing block 13.

Specifically, the first gear 4 and the second gear 8 are the same size, and the length of the rack 6 is equal to one quarter of the circumference of the second gear 8.

In this embodiment, the length of the rack 6 is equal to the circumference of one-quarter of the second gear 8, and when the rack 6 moves, the second gear 8 is rotated ninety degrees, defining the angle of rotation of the second gear 8.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, put into cooling water pipe 9's mouth subsection department with shell 1, make plug-in block 10 and slot 14 on the first fixed block 12 peg graft, will close lid 11 soon and close with second fixed block 13 soon through the threaded spindle, make shell 1 link to each other with cooling water pipe 9, start electric putter 5 through remote control every twenty-four hours, drive rack 6 and remove, make second gear 8 rotate, because second gear 8 and first gear 4 mesh, make first gear 4 rotate, close first check valve 2, open second check valve 3 simultaneously, realize cooling water pipe 9's diversion, when needs are dismantled shell 1, will close lid 11 soon and take off first fixed block 12 and second fixed block 13 separation, take off shell 1, change or maintain.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a business turn over water automatic reversing arrangement, includes cooling water pipe (9), its characterized in that: the cooling water pipe is characterized in that an upper section of the cooling water pipe (9) forms a mouth-shaped section, a shell (1) is sleeved on the upper mouth-shaped section of the cooling water pipe (9), a first one-way valve (2) and a second one-way valve (3) are rotatably connected to the inside of the shell (1), the first one-way valve (2) and the second one-way valve (3) are respectively located inside the cooling water pipe (9), the top ends of the first one-way valve (2) and the second one-way valve (3) are respectively connected with a first gear (4), the top end of the shell (1) is fixedly provided with an electric push rod (5) through bolts, the top end of the electric push rod (5) is connected with a rack (6), the inside of the shell (1) is rotatably connected with a second gear (8), the second gear (8) is connected with a connecting rod (7), the second gear (8) is fixedly connected with another second gear (8) through the connecting rod (7, the second gear (8) is meshed with the two first gears (4), the other second gear (8) is meshed with the rack (6), when the first one-way valve (2) is opened, the second one-way valve (3) is closed, and when the second one-way valve (3) is opened, the first one-way valve (2) is closed.

2. The automatic reversing device for water inlet and outlet according to claim 1, characterized in that: the utility model discloses a cooling water pipe, including cooling water pipe (9), two fixed blocks (10) of symmetry fixedly connected with on first fixed block (12), the both sides fixedly connected with second fixed block (13) of shell (1), two plug-in blocks (10) of symmetry fixedly connected with are gone up in cooling water pipe (9), two slots (14) have been seted up to the symmetry on second fixed block (13), slot (14) are pegged graft with second fixed block (13) that correspond the limit.

3. The automatic reversing device for water inlet and outlet according to claim 2, characterized in that: the second fixing block (13) is provided with a threaded shaft, the first fixing block (12) is rotatably connected with a screwing cover (11) through a bearing, and the screwing cover (11) is rotatably connected with the second fixing block (13) through the threaded shaft.

4. The automatic reversing device for water inlet and outlet according to claim 2, characterized in that: and a sponge gasket is arranged at the joint of the slot (14) and the insertion block (10).

5. The automatic reversing device for water inlet and outlet according to claim 3, characterized in that: and a blocking rubber pad is arranged inside the screwing cover (11).

6. The automatic reversing device for water inlet and outlet according to claim 1, characterized in that: the first gear (4) and the second gear (8) are the same in size, and the length of the rack (6) is equal to one fourth of the circumference of the second gear (8).