CN211501761U

CN211501761U - Automatic drain valve for producing polishing sheets

Info

Publication number: CN211501761U
Application number: CN201922342499.5U
Authority: CN
Inventors: 屈定山; 毛官富
Original assignee: Hechuang Optoelectronics Wuhan Co ltd
Current assignee: Hechuang Optoelectronics Wuhan Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-15
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses an automatic drain valve for producing polishing sheets, which comprises a valve body shell, wherein the left end of the valve body shell is provided with first threaded holes which are annularly and symmetrically distributed, the left end of the valve body shell is movably connected with an end cover, the end cover is provided with second threaded holes corresponding to the first threaded holes, a bolt is in threaded connection between the first threaded holes and the second threaded holes, the left end of the end cover is fixedly connected with a water inlet, and the lower end of the valve body shell is fixedly connected with a water outlet, the position of the water baffle is prevented from inclining, normal use of the drain valve is influenced, and the service life of the drain valve is effectively prolonged.

Description

Automatic drain valve for producing polishing sheets

Technical Field

The utility model belongs to the technical field of valve equipment, concretely relates to production automatic drain valve for polishing piece.

Background

The polishing sheet is prepared by mixing nano-scale silicon dioxide particles with a high-efficiency adhesive, uniformly coating the mixture on the surface of a polyester film, and drying and curing the mixture.

In the production process of polishing piece, the use of valve is indispensable, and automatic drain valve is because of it has to constitute simple structure, makes easily, small, and advantages such as convenient to use are by wide use, but current automatic drain valve exists the impurity in the water and easily piles up in the drain outlet, causes the outlet to block up, and the drain valve can not normal use, and the drain valve is opening when closing, and the position of breakwater in the valve chamber easily takes place the skew, causes the drain valve to damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic drain valve for production polishing piece to solve current automatic drain valve and have impurity in the water and easily pile up in the drain hole, cause the outlet to block up, the drain valve can not normal use, and the drain valve is opening when closing, and the position of breakwater in the valve chamber easily takes place the skew, causes the problem that the drain valve damaged.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a production is automatic drain valve for polishing piece, includes the valve body shell, the first screw hole of annular symmetric distribution is seted up to valve body shell left end, valve body shell left end swing joint has the end cover, set up the second screw hole corresponding with first screw hole on the end cover, threaded connection has the bolt between first screw hole and the second screw hole, end cover left end fixedly connected with water inlet, valve body shell lower extreme fixedly connected with outlet.

Preferably, a limiting groove is formed in the left end of the valve body shell, a filter screen is connected to the limiting groove in a clamping mode, and first guide holes which are symmetrically formed up and down are formed in the filter screen.

Preferably, a water baffle is movably connected in the valve body shell, an annular groove is formed in the outer side of the water baffle, a sealing ring is fixedly connected in the annular groove, the sealing ring is connected with the inner wall of the valve body shell in a clamping manner, a second guide hole corresponding to the first guide hole is formed in the water baffle, and the distance from the water baffle to the left end of the valve body shell is greater than the distance from the water outlet to the left end of the valve body shell.

Preferably, the right end of the end cover is provided with limiting holes which are symmetrically arranged up and down, the inner side of the right end of the valve body shell is fixedly connected with guide rods which are symmetrically arranged up and down, and the left end of each guide rod sequentially penetrates through the second guide hole and the first guide hole to be connected with the limiting holes in a clamping mode.

Preferably, the inner side of the right end of the valve body shell and the right end of the water baffle are both fixedly connected with a connecting seat, an open slot is formed in the inner side of the connecting seat, and a compression spring is fixedly connected between the open slot and the other open slot.

Preferably, the outer side of the right end of the guide rod is movably connected with a guide spring.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses set up the filter screen, filtered the impurity in the water, guaranteed the inside clean and tidy nature of valve body shell, reduced the influence to the outlet, and the filter screen is connected with the spacing groove block, simple structure, convenient to detach.

(2) The utility model discloses set up ring channel and sealing washer, strengthened the leakproofness between breakwater and the valve body shell body, through connecting seat, open slot and compression spring's design, when not needing the drainage, make breakwater automatic re-setting, the use of cooperation guide spring further improves the pressure to the breakwater, ensures that the breakwater gets back to the normal position.

(3) The utility model discloses set up the design through the guide bar, improved the stationarity of breakwater during operation, and avoided the position of breakwater to take place the slope, influence the normal use of drain valve, effectively improved the life of drain valve.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a top view of the present invention.

In the figure: 1-valve body shell, 2-first threaded hole, 3-end cover, 4-second threaded hole, 5-bolt, 6-water inlet, 7-water outlet, 8-limiting groove, 9-filter screen, 10-first guide hole, 11-water baffle, 12-annular groove, 13-sealing ring, 14-second guide hole, 15-limiting hole, 16-guide rod, 17-connecting seat, 18-open slot, 19-compression spring and 20-guide spring.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a production is automatic drain valve for polished section, includes valve body shell 1, and first screw hole 2 of annular symmetric distribution is seted up to 1 left end of valve body shell, and 1 left end swing joint of valve body shell has end cover 3, sets up on the end cover 3 with first screw hole 2 corresponding second screw hole 4, and threaded connection has bolt 5 between first screw hole 2 and

second screw hole

4, and 3 left ends fixedly connected with water inlets 6 of end cover, 1 lower extreme fixedly connected with outlet 7 of valve body shell.

In order to facilitate the dismantlement of filter screen 9, and carry on spacingly to the position of filter screen 9, improve the stability of filter screen 9, in this embodiment, preferred, spacing groove 8 has been seted up to 1 left end of valve body shell, and spacing inslot 8 internal clamping is connected with filter screen 9, sets up the first guiding hole 10 that longitudinal symmetry set up on the filter screen 9.

In order to ensure that the water body cannot be discharged from the water outlet 7 in the initial state, in this embodiment, preferably, a water baffle 11 is movably connected in the valve body shell 1, an annular groove 12 is formed in the outer side of the water baffle 11, a sealing ring 13 is fixedly connected in the annular groove 12, the sealing ring 13 is connected with the inner wall of the valve body shell 1 in a clamping manner, a second guide hole 14 corresponding to the first guide hole 10 is formed in the water baffle 11, and the distance from the water baffle 11 to the left end of the valve body shell 1 is greater than the distance from the water outlet 7 to the left end of the valve body shell 1.

In order to fix the guide rod 16 and improve the stability of the guide rod 16, in this embodiment, preferably, the right end of the end cover 3 is provided with vertically symmetrical limiting holes 15, the inner side of the right end of the valve body housing 1 is fixedly connected with the vertically symmetrical guide rod 16, and the left end of the guide rod 16 sequentially penetrates through the second guide hole 14 and the first guide hole 10 to be connected with the limiting holes 15 in a clamping manner.

In order to push the water baffle 11 back to the original position when the water discharging operation is not required, in the embodiment, it is preferable that the inner side of the right end of the valve body housing 1 and the right end of the water baffle 11 are both fixedly connected with a connecting seat 17, an open slot 18 is formed in the inner side of the connecting seat 17, and a compression spring 19 is fixedly connected between the open slot 18 and the other open slot 18.

In order to increase the pressure on the splash guard 11 and automatically restore the splash guard 11, in the present embodiment, a guide spring 20 is preferably movably connected to the outer side of the right end of the guide rod 16.

The utility model discloses a theory of operation and use flow: when the water valve is used, firstly, the water inlet 6 and the water outlet 7 are respectively connected with corresponding pipelines, when water needs to be discharged, the water enters the valve body shell 1 from the water inlet 6, impurities are blocked at the left end of the filter screen 9 under the action of the filter screen 9, the water baffle plate 11 is pushed rightwards under the pressure of water, the second guide hole 14 in the water baffle plate 11 synchronously slides outside the guide rod 16, the connecting seat 17 at the right end of the water baffle plate 11 moves rightwards, the open slot 18 and the compression spring 19 in the other open slot 18 are compressed, the guide spring 20 outside the guide rod 16 is also compressed until the water baffle plate 11 moves to the right end of the water outlet 7, the water is discharged from the water outlet 7 until the water is completely discharged, the water baffle plate 11 is pushed leftwards under the action of the rebounding forces of the compression spring 19 and the guide spring 20 until the water baffle plate 11 returns to the initial position, then the bolts 5 in the first threaded hole 2 and the second threaded hole, and (3) taking down the end cover 3, separating a limiting hole 15 at the right end of the end cover 3 from the guide rod 16, then taking out the filter screen 9 in the limiting groove 8, sliding a first guide hole 10 on the filter screen 9 outside the guide rod 16, finally cleaning impurities at the front end of the filter screen 9, finally performing reverse operation, and then installing the end cover 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a production polishing piece is with automatic drain valve, includes valve body shell (1), its characterized in that: first screw hole (2) that the annular symmetric distribution was seted up to valve body shell (1) left end, valve body shell (1) left end swing joint has end cover (3), set up on end cover (3) with first screw hole (2) corresponding second screw hole (4), threaded connection has bolt (5) between first screw hole (2) and second screw hole (4), end cover (3) left end fixedly connected with water inlet (6), valve body shell (1) lower extreme fixedly connected with outlet (7).

2. The automatic drain valve for producing polishing sheets according to claim 1, wherein: limiting groove (8) have been seted up to valve body shell (1) left end, limiting groove (8) interior joint is connected with filter screen (9), set up first guiding hole (10) that the symmetry set up from top to bottom on filter screen (9).

3. An automatic drain valve for producing a polishing sheet according to claim 2, wherein: the water-retaining valve is characterized in that a water-retaining plate (11) is movably connected in the valve body shell (1), a ring-shaped groove (12) is formed in the outer side of the water-retaining plate (11), a sealing ring (13) is fixedly connected in the ring-shaped groove (12), the sealing ring (13) is connected with the inner wall of the valve body shell (1) in a clamping manner, a second guide hole (14) corresponding to the first guide hole (10) is formed in the water-retaining plate (11), and the distance from the water-retaining plate (11) to the left end of the valve body shell (1) is larger than the distance from a water outlet (7) to the left end of.

4. An automatic drain valve for producing a polishing sheet according to claim 3, wherein: the limiting hole (15) that the longitudinal symmetry set up is seted up to end cover (3) right-hand member, the inboard fixedly connected with guide bar (16) that the longitudinal symmetry set up of valve body shell (1) right-hand member, guide bar (16) left end passes second guiding hole (14) and first guiding hole (10) in proper order and is connected with limiting hole (15) block.

5. An automatic drain valve for producing a polishing sheet according to claim 3, wherein: the water valve is characterized in that a connecting seat (17) is fixedly connected to the inner side of the right end of the valve body shell (1) and the right end of the water baffle (11), an open groove (18) is formed in the inner side of the connecting seat (17), and a compression spring (19) is fixedly connected between the open groove (18) and the other open groove (18).

6. The automatic drain valve for producing polishing sheets according to claim 4, wherein: the outer side of the right end of the guide rod (16) is movably connected with a guide spring (20).