CN218432870U

CN218432870U - Split type water supply diaphragm tank

Info

Publication number: CN218432870U
Application number: CN202221113390.XU
Authority: CN
Inventors: 朱涛; 朱文宾
Original assignee: Danyang Influx Technology Co ltd
Current assignee: Danyang Influx Technology Co ltd
Priority date: 2022-04-25
Filing date: 2022-05-10
Publication date: 2023-02-03
Anticipated expiration: 2032-05-10
Also published as: CN114890000A

Abstract

The utility model discloses a split type water supply diaphragm jar. The pressure-tight flange comprises an upper tank body and a lower tank body which are respectively formed by compression molding of glass fiber reinforced plastic materials and a diaphragm which can be installed between the upper tank body and the lower tank body, wherein an air inlet is formed in the top of the upper tank body, a water supply opening is formed in the bottom of the lower tank body, an upper connecting flange and a lower connecting flange which are matched with each other are formed between the mating surfaces of the upper tank body and the lower tank body, the diaphragm is provided with a pressure-tight flange which can be directly pressed between the upper connecting flange and the lower connecting flange, and the upper connecting flange and the lower connecting flange are tightened and fixed by fasteners. The advantages are that: the forming mode is simple, the manufacture is easy, the manufacturing cost is low, the corrosion problem is avoided, and the service life of the product is prolonged; the sufficient strength of the connecting part is ensured, so that the connecting strength is high, and the service life is further prolonged; the sealing installation effect is good, the damaged diaphragm can be conveniently disassembled and replaced, the maintenance is convenient, and the use cost is reduced.

Description

Split type water supply diaphragm tank

Technical Field

The utility model relates to a can be suitable for the diaphragm jar that supplies water of civilian or fire control occasion, specifically speaking is a split type diaphragm jar that supplies water.

Background

Conventional water supply tanks include two types of structures: one type is a capsule tank structure, which generally comprises a sealed tank body and an integrated capsule mounted from the top of the sealed tank body, and the integrated water supply tank is complex to manufacture, difficult to mount, difficult to maintain and relatively costly; the other type is a diaphragm tank structure which comprises a sealed tank body and a rubber diaphragm arranged at the middle section of the tank body, the water supply diaphragm tank of the structure is used for air inlet pressurization from the top and water inlet from the bottom, although a capsule with an integral structure is not needed, and the manufacturing cost is low. However, in the existing diaphragm tank, the diaphragm part is usually mounted on the metal ring through a complicated manufacturing process and then fixed in the metal tank body of the integral structure through welding; or the diaphragm clamped by the metal ring is fixed in the integral tank body made of high polymer materials by matching the lining layer with a complex positioning structure. The diaphragm tank with the structure has a complex manufacturing process, cannot be replaced when the diaphragm is damaged in the using process, and only can be integrated with the tank body, so that the maintenance and use cost is increased. In addition, the metal materials in the tank body and the diaphragm component have corrosion problems in use, thereby not only affecting the service life, but also polluting the water quality of the supplied water.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a make easily, simple to operate, removable diaphragm, corrosion-resistant, little, the manufacturing of quality of water influence and maintenance cost low split type water supply diaphragm jar.

In order to solve the technical problem, the utility model discloses a split type water supply diaphragm jar, including the last jar body that adopts glass steel material compression molding respectively and jar body down and can install the diaphragm between last jar body and the lower jar body, the top of going up the jar body is provided with the air inlet, the bottom of the lower jar body is provided with the water supply inlet, it is formed with flange and lower flange on mutually supporting to go up to be formed with between the involution face of the jar body and the lower jar body, the diaphragm has can directly press and hold the turn-ups of pressing between last flange and lower flange, thereby it is taut fixed with the diaphragm utilization pressure and hold turn-ups seal installation between last jar body and the lower jar body to go up between flange and the lower flange to adopt the fastener.

An upper limiting step and a lower limiting step which are matched with each other are arranged between the outer side edges of the upper connecting flange and the lower connecting flange to limit the pressing stroke.

The pressing flange is provided with an annular bulge, and at least one of the upper connecting flange or the lower connecting flange is provided with an annular groove matched with the annular bulge.

And the upper connecting flange and the lower connecting flange are both provided with annular grooves matched with the annular bulges.

The thickness of the pressing flanging is more than 2 times larger than the thickness of the main body of the diaphragm.

The material matrix of the upper tank body and the lower tank body is embedded with a net sheet made of high-strength material as an internal reinforcing layer.

The mesh sheet can be made of metal materials.

And curved surface thickening transition sections are arranged between the upper tank body and the upper connecting flange and between the lower tank body and the lower connecting flange.

And the top edge of the upper tank body is provided with a hanging lug.

The utility model has the advantages of as follows:

(1) The upper tank body and the lower tank body are directly molded by adopting glass fiber reinforced plastic materials, the molding mode is simple, the manufacturing is easy, the manufacturing cost is reduced, and the molded tank body can be directly used as a container, so that the corrosion problem is avoided, and the service life of the product is prolonged.

(2) The connecting flanges which are matched with each other are directly formed between the mating surfaces of the upper tank body and the lower tank body, redundant installation accessories are not needed, the overall consistency is good, particularly, a curved surface thickening transition section is arranged between the tank body and the connecting flanges, the sufficient strength of the joint is ensured, the connecting strength is high, and the service life is further prolonged.

(3) The diaphragm is directly provided with the thickened pressing holding flange between the upper connecting flange and the lower connecting flange, and the thickened pressing holding flange is matched with the directly-formed connecting flange to be pressed and fixed by a fastener, so that a good sealing installation effect can be realized, more importantly, the damaged diaphragm can be conveniently disassembled and replaced, the maintenance is facilitated, and the use cost is reduced.

(4) The limit steps are designed to limit the pressing travel of the upper connecting flange and the lower connecting flange, so that the problems that irreversible damage is caused to the pressing flanging due to overlarge pressing force and sealing is not tight due to advanced aging deformation of the pressing flanging due to overlarge pressing force can be prevented on the basis of ensuring the optimal pressing sealing effect.

(5) The pressing and holding flange is provided with the annular protrusion and the annular groove matched with the annular protrusion, so that the sealing strength is further improved, the positioning effect is realized, and the installation rapidness and the installation reliability are ensured.

(6) The net sheets are embedded in the material matrixes of the upper tank body and the lower tank body and serve as internal reinforcing layers, and the overall strength of the tank body is further improved.

Drawings

FIG. 1 is a schematic view of the whole structure of the split type water supply diaphragm tank of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Detailed Description

The split water supply membrane tank of the present invention will be described in detail with reference to the accompanying drawings and embodiments.

As shown in the figure, the split type water supply diaphragm tank of the utility model comprises an upper tank body 1 and a lower tank body 2 which are respectively molded by glass fiber reinforced plastic materials and a diaphragm 3 which can be arranged between the upper tank body and the lower tank body, the top edge of the upper tank body 1 is provided with a hanging lug 14, the top of the upper tank body 1 is provided with an air inlet 4 which is provided with a threaded hole for installing a joint component, the joint component can be connected with a pressure gauge and an inlet air pipe, the bottom of the lower tank body 2 is provided with a water supply port 5, the bottom opening end of the upper tank body 1 is directly provided with an upper connecting flange 6, the top opening end of the lower tank body 2 is directly provided with a lower connecting flange 7, in order to improve the strength of the joint, curved surface thickening transition sections can be arranged between the bottom opening end of the upper tank body 1 and the upper connecting flange as well as between the top opening end of the lower tank body 2 and the lower connecting flange, the diaphragm 3 has the pressure that can directly press and hold between upper flange and lower flange and holds turn-ups 12, in order to guarantee to compress tightly sealed effect, can be greater than the main part thickness 2 times of diaphragm with the thickness design that presses and hold turn-ups 12, the outside edge of going up flange 6 and lower flange 7 arranges the series connection hole of mutually supporting, from this after settling the diaphragm in the inner chamber of jar body 2 down, make its pressure hold turn-ups 12 press between the inboard edge of connecting flange and lower flange, and then adopt fastener 18 to pass the series connection hole and take-up the fastening of upper flange 6 and lower flange 7 and fix thereby utilize the pressure to hold turn-ups 12 seal installation with diaphragm 3 between last jar body 1 and jar body 2 down.

Furthermore, an upper limiting step 8 and a lower limiting step 9 which are matched with each other are arranged between the outer edges of the upper connecting flange 6 and the lower connecting flange 7, so that the pressing distance is limited.

In order to further improve the reliability of the compression seal, an annular protrusion 10 may be provided on the pressing flange 12, at least an annular groove 11 that is matched with the annular protrusion is provided on the upper connecting flange 6 or an annular groove 11 that is matched with the annular protrusion is provided on the lower connecting flange 7 (as shown in fig. 2), and of course, annular grooves that are matched with the annular protrusion may be provided on both the upper connecting flange 6 and the lower connecting flange 7.

Furthermore, a mesh sheet 13 serving as an internal reinforcing layer can be embedded in the material matrix of the upper tank body 1 and the lower tank body 2, wherein the mesh sheet can be made of a metal material or a high-strength non-metal material and is embedded in the compression molding process of the upper tank body and the lower tank body.

In addition, an insert for mounting the supporting legs or a supporting leg mounting position can be directly formed at the bottom edge of the lower tank body.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. The utility model provides a split type diaphragm jar that supplies water which characterized in that: including the last jar body (1) that adopts glass steel material compression molding respectively and jar body (2) down and can install diaphragm (3) between last jar body and the lower jar body, the top of going up jar body (1) is provided with air inlet (4), the bottom of the jar body (2) is provided with water supply port (5) down, it is formed with flange (6) and lower flange (7) on mutually supporting to go up to be formed with between the involution face of jar body (1) and the lower jar body (2), diaphragm (3) have can directly press and hold turn-ups (12) between last flange and lower flange, thereby it uses the pressure to hold turn-ups (12) seal installation at last jar body (1) and between the lower jar body (2) to adopt fastener (18) take-up fixed to go up between flange (6) and lower flange (7).

2. The split type water supply membrane tank of claim 1, wherein: an upper limiting step (8) and a lower limiting step (9) which are matched with each other are arranged between the outer side edges of the upper connecting flange (6) and the lower connecting flange (7).

3. The split type water supply membrane tank according to claim 1 or 2, wherein: an annular bulge (10) is arranged on the pressing flanging (12), and an annular groove (11) matched with the annular bulge is arranged on at least one of the upper connecting flange (6) or the lower connecting flange (7).

4. The split type water supply membrane tank of claim 3, wherein: and the upper connecting flange (6) and the lower connecting flange (7) are respectively provided with an annular groove matched with the annular protrusion.

5. The split type water supply membrane tank of claim 1, 2 or 4, wherein: the thickness of the pressing flanging (12) is more than 2 times larger than the thickness of the main body of the diaphragm.

6. The split type water supply membrane tank of claim 5, wherein: the base materials of the upper tank body (1) and the lower tank body (2) are embedded with meshes (13).

7. The split type water supply membrane tank of claim 6, wherein: curved surface thickening transition sections are arranged between the upper tank body (1) and the upper connecting flange and between the lower tank body (2) and the lower connecting flange.

8. The split type water supply membrane tank of claim 7, wherein: the top edge of the upper tank body (1) is provided with a hanging lug (14).

9. The split type water supply membrane tank of claim 6, 7 or 8, wherein: the net sheet is made of metal materials.

10. The split type water supply membrane tank of claim 6, 7 or 8, wherein: the mesh is made of non-metal materials.