CN207935511U - A kind of outer protective device of electromechanics aspect drain valve - Google Patents

Abstract

The utility model provides a kind of outer protective device of electromechanical aspect drain valve,Shell upper and lower ends respectively with upper casing,Setting of casing is affixed,And the shell up and down respectively with the upper casing,Several O-ring seals are respectively equipped on setting of casing contact surface,One rectangular shell is installed on the shell,The setting of casing surrounding is affixed on the housing via several screw rods,Water inlet pipe for drain valve stretches into the upper inside pipe casing,And it is connected with a sealing ring on the outside of the water inlet pipe of the water inlet of described upper casing one end,Drain valve outlet pipe stretches into inside the setting of casing,And it is connected with a sealing ring on the outside of the drainpipe of the water outlet of described setting of casing one end,The utility model is simple in structure,Shell,Upper casing and setting of casing three form a closed containing cavity using aluminum alloy material,Drain valve handle is threadedly coupled with the draining valve core across hole,Drain valve closed chamber can reduce the harm that environment unfavorable factor generates drain valve service life,Achieve the purpose that protect drain valve.

Description

A kind of outer protective device of electromechanics aspect drain valve

Technical field

The utility model belongs to drain valve technical field more particularly to a kind of outer protection dress of electromechanical aspect drain valve It sets.

Background technology

Water discharging valve is a kind of essential water and wastewater industry product, is mainly used in city, building, enterprise's discharge water conservancy project The fields such as journey, industry and sanitary sewage disposal and hydraulic engineering, wherein the mainly all kinds of mesolow valves that application is more, including There is also ball valve, check-valves, air bleeding valve, plug valve, diaphragm valve, pressure reducing valve, flow regulating valve, mud valves for all kinds of butterfly valves and gate valve Deng.

The drain valve of special occasions is in order to prolong the service life, avoid sludge, air plankton in working environment etc. pair The service life of drain valve has an adverse effect, and needs protective treatment.

Therefore, a kind of outer protective device of electromechanical aspect drain valve of invention is very necessary.

Utility model content

In view of the above technical problems, the utility model provides a kind of outer protective device of electromechanical aspect drain valve, with solution The problem of certainly existing drain valve is easily influenced by working environment, influences service life.

A kind of outer protective device of electromechanics aspect drain valve, which is characterized in that the outer of the electromechanics aspect drain valve is prevented Protection unit includes upper casing, shell, setting of casing, spring, screw rod, water outlet, rectangular shell, water inlet, O-ring seal and hole；Shell Body upper and lower ends are affixed with upper casing, setting of casing respectively, and the shell up and down respectively with the upper casing, setting of casing contact surface On be respectively equipped with several O-ring seals, a rectangular shell is installed, the setting of casing surrounding is solid via several screw rods on the shell Connect on the housing, water inlet pipe for drain valve stretches into the upper inside pipe casing, and the water inlet of described upper casing one end into It is connected with a sealing ring on the outside of water pipe, drain valve outlet pipe stretches into inside the setting of casing, and the water outlet of described setting of casing one end It is connected with a sealing ring on the outside of drainpipe at mouthful.

Preferably, spring made of a stainless steel wire quality is set on the screw rod.

Preferably, the upper casing, shell, setting of casing are all made of aluminum alloy materials and are made.

Preferably, the shell upper and lower ends are coated with one layer of fluid sealant on the upper casing, setting of casing contact surface.

Preferably, the drain valve handle is threadedly coupled with the draining valve core in the hole on the rectangular shell

Compared with prior art, the utility model has the advantages that：The utility model is simple in structure, shell, on Casing and setting of casing three form a closed containing cavity using aluminum alloy material, drain valve handle and the draining valve core for passing through hole Be threadedly coupled, do not influence the use of the normal switching-off function of drain valve handle, drain valve closed chamber can reduce environment it is unfavorable because The harm that element generates drain valve service life achievees the purpose that protect drain valve.

Description of the drawings

Fig. 1 is the utility model facing structure figure.

Fig. 2 is A-A sectional views in the utility model Fig. 1.

Fig. 3 is the utility model tomograph.

In figure,

The upper casings of 1-, 2- shells, 3- setting of casings, 4- springs, 5- screw rods, 6- water outlets, the rectangular shells of 7-, 8- water inlets, 9-O Type sealing ring, the holes 10-.

Specific implementation mode

The utility model is described further below in conjunction with attached drawing：

Embodiment：

As shown in attached drawing 1 to 2, the utility model provides a kind of outer protective device of electromechanical aspect drain valve, the electromechanics The outer protective device of aspect drain valve includes upper casing 1, shell 2, setting of casing 3, spring 4, screw rod 5, water outlet 6, rectangular shell 7, water inlet 8, O-ring seal 9 and hole 10；2 upper and lower ends of shell are affixed with upper casing 1, setting of casing 3 respectively, and about 2 shell Several O-ring seals 9 are respectively equipped with on upper casing 1,3 contact surface of setting of casing respectively, a rectangular shell 7 is installed on shell 2, under 3 surrounding of casing is fixed in via several screw rods 5 on shell 2, and water inlet pipe for drain valve stretches into inside casing 1, and 1 one end of upper casing Water inlet 8 at water inlet pipe on the outside of be connected with a sealing ring, drain valve outlet pipe stretches into inside setting of casing 3, and setting of casing 3 one It is connected with a sealing ring on the outside of drainpipe at the water outlet 6 at end, bullet made of a stainless steel wire quality is set on screw rod 5 Spring 4, upper casing 1, shell 2, setting of casing 3 are all made of aluminum alloy materials and are made, 2 upper and lower ends of shell and upper casing 1, setting of casing 3 One layer of fluid sealant is coated on contact surface, drain valve handle is threadedly coupled with the draining valve core in the hole 10 on rectangular shell 7.

When utility model works, cover on the outside of drain valve using Al-alloy casing 2,2 upper and lower ends of shell respectively with Upper casing 1, setting of casing 3 are affixed, and about 2 shell respectively be respectively equipped on upper casing 1,3 contact surface of setting of casing it is several O-shaped close Seal 9, so, the vessel that shell 2 and upper casing 1,3 three of setting of casing are formed can contain water-inflow and drain valve, water outlet 6, Sealing ring is equipped on the pipeline of water inlet 8, drain valve handle and the draining valve core screw thread in the hole 10 on rectangular shell 7 connect It connects, does not influence the use of the normal switching-off function of drain valve handle, drain valve closed chamber can reduce environment unfavorable factor to row The harm that water valve service life generates.

Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model Under inspiration, similar technical solution is designed, and reaches above-mentioned technique effect, is the protection model for falling into the utility model It encloses.

Claims (5)

1. a kind of outer protective device of electromechanics aspect drain valve, which is characterized in that the outer protection of the electromechanics aspect drain valve Device includes upper casing (1), shell (2), setting of casing (3), spring (4), screw rod (5), water outlet (6), rectangular shell (7), water inlet Mouthful (8), O-ring seal (9) and hole (10)；Shell (2) upper and lower ends are affixed with upper casing (1), setting of casing (3) respectively, and institute It states shell (2) and is respectively equipped with several O-ring seals (9), institute on the upper casing (1), setting of casing (3) contact surface respectively up and down It states and a rectangular shell (7) is installed on shell (2), setting of casing (3) surrounding is fixed in the shell via several screw rods (5) (2) on, water inlet pipe for drain valve stretches into that the upper casing (1) is internal, and at the water inlet (8) of the upper casing (1) one end into A sealing ring is connected on the outside of water pipe, drain valve outlet pipe stretches into the setting of casing (3) inside, and the setting of casing (3) one end Water outlet (6) at drainpipe on the outside of be connected with a sealing ring.

2. the outer protective device of electromechanics aspect drain valve as described in claim 1, which is characterized in that on the screw rod (5) It is set with spring (4) made of a stainless steel wire quality.

3. the outer protective device of electromechanics aspect drain valve as described in claim 1, which is characterized in that the upper casing (1), Shell (2), setting of casing (3) are all made of aluminum alloy materials and are made.

4. the outer protective device of electromechanics aspect drain valve as described in claim 1, which is characterized in that on the shell (2) Lower both ends are coated with one layer of fluid sealant on the upper casing (1), setting of casing (3) contact surface.

5. the outer protective device of electromechanics aspect drain valve as described in claim 1, which is characterized in that the drain valve handle It is threadedly coupled with the draining valve core in the hole (10) on the rectangular shell (7).