CN219264602U

CN219264602U - Novel foaming plug for water tank of solar water heater

Info

Publication number: CN219264602U
Application number: CN202223408150.5U
Authority: CN
Inventors: 李木; 李杨; 王金山; 尹立飞
Original assignee: Guangyuan Solar Energy Co ltd
Current assignee: Guangyuan Solar Energy Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-27
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the field of solar water heaters, and provides a novel foaming plug for a water tank of a solar water heater, which comprises a plug body, wherein a first rubber pressing ring and a second rubber pressing ring are respectively arranged at the top end and the bottom end of the plug body, a guide rod is arranged in the middle of the plug body, a limiting plate is arranged at the bottom end of the guide rod and abuts against the bottom surface of the second rubber pressing ring, the guide rod is in threaded connection with a pressing assembly, the pressing assembly comprises a rotary handle and a pressing plate, the rotary handle is rotationally connected with the pressing plate, and the pressing plate is pressed at the top of the first rubber pressing ring. Utilize the rubber clamping ring to receive the extrusion and can to the characteristic of both sides inflation, installation rubber clamping ring at foaming stopper both ends, then utilize the compression component to compress tightly the rubber clamping ring for the rubber clamping ring receives extrusion inflation and compresses tightly the round hole department of inner bag and urceolus, makes inner bag and urceolus obtain effectual sealedly, and this kind of foaming stopper easy operation compresses tightly between rubber and the sealing washer also has improved sealed effect.

Description

Novel foaming plug for water tank of solar water heater

Technical Field

The utility model relates to the technical field of solar water heater production, in particular to a novel foaming plug for a water tank of a solar water heater.

Background

The water tank of the solar water heater is composed of an inner container and an outer cylinder, a row of round holes are arranged on the side surfaces of the inner container and the outer cylinder along the axes of the inner container and the outer cylinder when the water tank of the solar water heater is produced, sealing rings are arranged at the round holes of the outer cylinder and the inner cylinder, and the round holes are used for inserting vacuum pipes when the solar water heater is assembled in the later stage. When the outer cylinder and the inner container are assembled, the outer cylinder is sleeved on the inner container, the axes of the outer cylinder and the inner container are on the same straight line, round holes of the outer cylinder and the inner container are aligned, then a foaming plug is inserted into the round holes of the outer cylinder and the inner container, and then a foaming heat-insulating material can be injected between the outer cylinder and the inner container. The foaming plug has the function of plugging the round holes of the inner container and the outer cylinder, so that the leakage of the foaming thermal insulation material from the through holes of the inner container and the outer cylinder in the foaming process is avoided, and meanwhile, the foaming thermal insulation material in front of the inner container and the outer cylinder can be better foamed and molded.

The foaming plug commonly used at present is basically made of stainless steel, and the foaming plug is of a frustum type structure, lubricating oil can be smeared on the foaming plug before use, and friction force between the foaming plug and a sealing ring is reduced. However, the foaming plug of stainless steel belongs to a rigid structure, and in order to ensure good sealing between the foaming plug and the sealing ring, the foaming plug and the sealing ring are required to be extruded together, so that the foaming plug is easy to extrude and damage the sealing ring. The air bag type foaming plug which utilizes the air bag to plug the round holes of the inner container and the outer barrel appears in the market at present, but the air bag type foaming plug can not cause damage of a sealing ring, but the air bag type foaming plug is easy to wear, and the efficiency of installing and dismantling the foaming plug is seriously affected by inflation and deflation. Therefore, a foaming plug which is convenient to use and does not damage the sealing ring is urgently needed in the market at present.

Disclosure of Invention

The utility model aims to provide a novel foaming plug for a water tank of a solar water heater, which can seal a round hole of the water tank of the solar water heater by utilizing the characteristic that rubber is extruded and can expand, and can prevent the foaming plug from damaging a sealing ring while improving the sealing effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a novel solar water heater water tank foaming stopper, includes the cock body, first rubber pressing ring and second rubber pressing ring are installed respectively to cock body top and bottom, cock body middle part is equipped with the guide bar, the guide bar bottom is equipped with the limiting plate and supports in second rubber pressing ring bottom surface, guide bar threaded connection has the subassembly that compresses tightly, the subassembly that compresses tightly includes twist grip and clamp plate, twist grip and clamp plate rotate and link to each other, the clamp plate is pressed at first rubber pressing ring top.

Preferably, the middle part of the plug body is provided with a guide hole, and the top end and the bottom end of the plug body are provided with switching grooves along the outer side of the guide hole.

Preferably, the first rubber pressing ring bottom surface and the second rubber pressing ring top surface are both provided with connecting plates, and one surface of the connecting plates, facing the plug body, is provided with an adapter ring.

Preferably, sleeve holes are formed in the middle of the first rubber pressing ring and the middle of the second rubber pressing ring, and the diameter of each sleeve hole is larger than that of each guide hole.

Preferably, the middle part of the upper surface of the limiting plate is provided with a plugboard, and the height of the plugboard is smaller than the trepanning depth of the second rubber pressing ring.

Preferably, the top of the side surface of the guide rod is provided with external threads, and the top of the guide rod is provided with a handle.

Preferably, the middle part of the rotary handle is provided with a connector, the middle part of the connector is provided with a threaded hole, and the rotary handle is connected with the connector through a plurality of connecting rods.

Preferably, the middle part of the pressing plate is provided with a bearing, the bottom end of the connector is connected with the bearing in the middle part of the pressing plate in an interference mode, the bottom end of the connector protrudes out of the pressing plate, the arc surface of the connector is provided with a baffle, and the baffle is arranged above the pressing plate.

The working principle and the beneficial effects of the utility model are as follows:

1. utilize the rubber clamping ring to receive the extrusion and can to the characteristic of both sides inflation, installation rubber clamping ring at foaming stopper both ends, then utilize the compression component to compress tightly the rubber clamping ring for the rubber clamping ring receives extrusion inflation and compresses tightly the round hole department of inner bag and urceolus, makes inner bag and urceolus obtain effectual sealedly, and this kind of foaming stopper easy operation compresses tightly between rubber and the sealing washer also has improved sealed effect. The foaming molding is more stable when the foaming heat insulation material is filled between the inner container and the outer cylinder.

2. And the rubber pressing rings are arranged at the two ends of the foaming plug with the structure, so that the size changeable range of the two ends is larger, and the foaming plug can be conveniently inserted into or extracted from the round hole smoothly.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of the structure of a foaming plug of the present utility model;

FIG. 2 is a schematic view of the structure of the plug body of the present utility model;

FIG. 3 is a schematic view of the structure of a second rubber clamping ring according to the present utility model;

FIG. 4 is a schematic view of the structure of the guide bar of the present utility model;

FIG. 5 is a schematic view of the structure of the compression assembly of the present utility model in a front oblique top view;

fig. 6 is a schematic view of the structure of the compressing assembly of the present utility model in a front oblique bottom view.

In the figure: 1. a plug body; 11. a guide hole; 12. a transfer groove; 2. a first rubber press ring; 3. a second rubber press ring; 31. a connecting plate; 32. trepanning; 33. an adapter ring; 4. a guide rod; 41. a limiting plate; 42. inserting plate; 43. an external thread; 44. a handle; 5. a compression assembly; 51. rotating the handle; 511. a connector; 512. a threaded hole; 513. a connecting rod; 514. a baffle; 52. a pressing plate; 53. and (3) a bearing.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Please refer to fig. 1 and 4, a novel solar water heater water tank foaming plug, including cock body 1, cock body 1 installs first rubber clamping ring 2 and second rubber clamping ring 3 respectively with the bottom, cock body 1 middle part is equipped with guide bar 4, and guide bar 4 bottom is equipped with limiting plate 41 and supports in second rubber clamping ring 3 bottom surface, and guide bar 4 threaded connection has compressing assembly 5, and compressing assembly 5 includes twist grip 51 and clamp plate 52, and twist grip 51 and clamp plate 52 rotate and link to each other, and clamp plate 52 presses at first rubber clamping ring 2 top. The plug body 1 is convenient to seal round holes of the inner container and the outer cylinder of the solar water heater by matching the first rubber pressing ring 2 and the second rubber pressing ring 3. The guide rod 4 is convenient to guide the compression assembly 5, and the compression assembly 5 is convenient to move along the guide rod 4. Limiting plate 41 is convenient for cooperate and compress tightly subassembly 5, compresses tightly the distance between subassembly 5 and the limiting plate 41 through compressing tightly the removal of subassembly 5 constantly to make first rubber clamping ring 2 and second rubber clamping ring 3 receive the extrusion and expand to the outside, first rubber clamping ring 2 after the inflation can compress tightly in the round hole inboard of urceolus, and second rubber clamping ring 3 after the inflation can compress tightly the round hole inboard of inner bag, thereby reaches the purpose that seals inner bag and urceolus round hole. The handle 51 is rotated to drive the pressing plate 52 to move along the guide rod 4.

The working principle is as follows; when the foam plug is used, the round holes of the outer cylinder and the inner container are aligned, the sealing rings are arranged at the round holes of the outer cylinder and the inner container, then the foam plug is inserted into the round holes of the outer cylinder and the inner container, the first rubber pressing ring 2 is aligned with the round holes of the outer cylinder, and the second rubber pressing ring 3 is aligned with the round holes of the inner container. The rotary handle 51 is then screwed so that the rotary handle 51 drives the pressing plate 52 to press against the first rubber pressing ring 2. With the continuous movement of the pressing plate 52, the distance between the pressing plate 52 and the limiting plate 41 is shortened, so that the first rubber pressing ring 2 and the second rubber pressing ring 3 are forced to be extruded and expanded outwards, and the expanded first rubber pressing ring 2 is pressed on the sealing ring of the round hole of the outer cylinder. The expanded second rubber pressing ring 3 is pressed on the sealing ring of the circular hole of the inner container, thereby achieving the purpose of effectively sealing the circular holes of the inner container and the outer cylinder. Compared with the existing foaming plug, the foaming plug has the advantages that the characteristics that the rubber pressing ring is extruded to expand towards two sides are utilized, the rubber pressing ring is installed at two ends of the foaming plug, and then the rubber pressing ring is tightly pressed by the pressing assembly 5, so that the rubber pressing ring is extruded to expand and tightly pressed at round holes of the inner container and the outer cylinder, the inner container and the outer cylinder are effectively sealed, the foaming plug is simple to operate, and sealing effect is improved due to the fact that the rubber and the sealing ring are tightly pressed. The foaming molding is more stable when the foaming heat insulation material is filled between the inner container and the outer cylinder.

Example 2

Referring to fig. 2, a guiding hole 11 is provided in the middle of the plug body 1, and the top and bottom ends of the plug body 1 are provided with a transfer slot 12 along the outer side of the guiding hole 11. The guide hole 11 is convenient for matching with the guide rod 4, so that the plug body 1 can be arranged on the guide rod 4. The switching groove 12 is convenient for cooperate with the first rubber pressing ring 2 and the second rubber pressing ring 3, and is convenient for the first rubber pressing ring 2, the second rubber pressing ring 3 and the plug body 1 to be connected together through screw threads.

Referring to fig. 3, the bottom surface of the first rubber pressing ring 2 and the top surface of the second rubber pressing ring 3 are both provided with a connecting plate 31, and one surface of the connecting plate 31 facing the plug body 1 is provided with an adapter ring 33. The cooperation of connecting plate 31 and adapter ring 33 is convenient that first rubber press ring 2 and second rubber press ring 3 and cock body 1 threaded connection be in the same place, makes things convenient for the dismantlement and the change of first rubber press ring 2 and second rubber press ring 3. The middle parts of the first rubber pressing ring 2 and the second rubber pressing ring 3 are respectively provided with a sleeve hole 32, and the diameter of each sleeve hole 32 is larger than that of the guide hole 11. This structure prevents the first and second rubber press rings 2 and 3 from interfering with the external threads 43 of the guide rod 4, and makes the first and second rubber press rings 2 and 3 inwardly ductile.

Referring to fig. 4, a plugboard 42 is disposed in the middle of the upper surface of the limiting plate 41, and the height of the plugboard 42 is smaller than the depth of the trepanning 32 of the second rubber pressing ring 3. The plugboard 42 is convenient to insert into the sleeve, so that the problem that the second rubber pressing ring 3 is easy to deviate when being pressed is avoided, and the pressing force to the circular hole of the liner is uneven. The top of the side surface of the guide rod 4 is provided with an external thread 43, and the top of the guide rod 4 is provided with a handle 44. The external screw thread 43 is convenient for cooperate and compress tightly the subassembly 5, conveniently compress tightly the subassembly 5 and guide bar 4 threaded connection is in the same place, and the handle 44 is convenient for staff's operation foaming stopper, makes things convenient for the dismouting and the use of foaming stopper.

Referring to fig. 5, a connecting head 511 is provided at the middle part of the rotating handle 51, a threaded hole 512 is provided at the middle part of the connecting head 511, and the rotating handle 51 is connected with the connecting head 511 through a plurality of connecting rods 513. The cooperation of the connection head 511 and the threaded hole 512 is to facilitate the threaded connection of the rotary handle 51 and the guide rod 4, and the connection rod 513 is to facilitate the stable connection of the rotary handle 51 and the connection head 511. The middle part of the pressing plate 52 is provided with a bearing 53, the bottom end of the connector 511 and the bearing 53 in the middle part of the pressing plate 52 are connected together in an interference mode, the bottom end of the connector 511 extends out of the pressing plate 52, the arc surface of the connector 511 is provided with a baffle 514, and the baffle 514 is arranged above the pressing plate 52. The bearing 53 facilitates the cooperation of the rotary handle 51, and facilitates the rotatable connection of the platen 52 and the rotary handle 51. The bottom of the connector 511 protrudes out of the pressing plate 52 to be conveniently inserted into the inner side of the sleeve hole 32 of the first rubber pressing ring 2, so that the first rubber pressing ring 2 can be stably expanded when being pressed. Baffle 514 facilitates the limiting of platen 52, avoiding relative displacement between platen 52 and connector 511.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a novel solar water heater water tank foaming stopper, includes cock body (1), its characterized in that, first rubber clamping ring (2) and second rubber clamping ring (3) are installed respectively to cock body (1) top and bottom, cock body (1) middle part is equipped with guide bar (4), guide bar (4) bottom is equipped with limiting plate (41) and supports in second rubber clamping ring (3) bottom surface, guide bar (4) threaded connection has compression subassembly (5), compression subassembly (5) are including twist grip (51) and clamp plate (52), twist grip (51) and clamp plate (52) rotate and link to each other, clamp plate (52) are pressed at first rubber clamping ring (2) top.

2. The novel solar water heater water tank foaming plug of claim 1, wherein: the middle part of the plug body (1) is provided with a guide hole (11), and the top end and the bottom end of the plug body (1) are provided with a switching groove (12) along the outer side of the guide hole (11).

3. The novel solar water heater water tank foaming plug of claim 1, wherein: the connecting plate (31) is arranged on the bottom surface of the first rubber pressing ring (2) and the top surface of the second rubber pressing ring (3), and the adapter ring (33) is arranged on one surface of the connecting plate (31) facing the plug body (1).

4. A novel solar water heater tank foam plug as defined in claim 3, wherein: the middle parts of the first rubber pressing ring (2) and the second rubber pressing ring (3) are respectively provided with a sleeve hole (32), and the diameter of each sleeve hole (32) is larger than that of each guide hole (11).

5. The novel solar water heater water tank foaming plug of claim 4, wherein: the middle part of the upper surface of the limiting plate (41) is provided with a plugboard (42), and the height of the plugboard (42) is smaller than the depth of the trepanning (32) of the second rubber pressing ring (3).

6. A novel solar water heater tank foaming plug according to any one of claims 1-5, characterized in that: external threads (43) are arranged at the top of the side face of the guide rod (4), and a handle (44) is arranged at the top end of the guide rod (4).

7. The novel solar water heater water tank foaming plug of claim 1, wherein: the middle part of the rotary handle (51) is provided with a connector (511), the middle part of the connector (511) is provided with a threaded hole (512), and the rotary handle (51) is connected with the connector (511) through a plurality of connecting rods (513).

8. The novel solar water heater water tank foaming plug of claim 7, wherein: the bearing (53) is arranged in the middle of the pressing plate (52), the bottom end of the connector (511) is connected with the bearing (53) in the middle of the pressing plate (52) in an interference mode, the bottom end of the connector (511) protrudes out of the pressing plate (52), a baffle plate (514) is arranged on the arc surface of the connector (511), and the baffle plate (514) is arranged above the pressing plate (52).