CN208919399U - A kind of pneumatic operated valve - Google Patents

Abstract

The utility model discloses a kind of pneumatic operated valves, including valve body, the first passage being in communication with the outside is arranged in valve body, second channel and third channel, the first passage and second channel are distributed on valve body in 90 ° of intervals, second channel and third channel are distributed on valve body in 90 ° of intervals, first passage and third channel are located along the same line to be arranged in 180 ° of opposition, cavity is set in the valve body, what is be able to rotate in the cavity of valve body is equipped with plunger, the plunger is connect with valve seal, the lateral wall of plunger opens up groove along its circumference, the radian of the groove is greater than 1/4 circular arc and less than 1/2 circular arc, first passage described in the groove energy connection and second channel or connection second channel and third channel close each channel.The pneumatic operated valve overall construction design is simple, and installation effect is good.

Description

A kind of pneumatic operated valve

Technical field

The utility model relates to a kind of air transporting arrangement, especially a kind of pneumatic operated valve with commutation function.

Background technique

Pneumatic operated valve be it is a kind of gas or liquid are passed through in valve body, by valve body be arranged channel with reach opening and closing and The conveying device of commutation.No matter but the design of itself structure of intake valve or unloading valve is all excessively multiple in existing pneumatic operated valve Miscellaneous, building block is more, high failure rate, and maintenance cost is high, and manufacturing cost increases.

Summary of the invention

The purpose of this utility model is to provide a kind of pneumatic operated valves, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of pneumatic operated valve, including a valve body, valve First passage, second channel and the third channel being in communication with the outside, the first passage and second channel is arranged in 90 ° of intervals in body Be distributed on valve body, second channel and third channel are distributed on valve body in 90 ° of intervals, first passage and third channel position In being in 180 ° of opposition settings on same straight line, cavity is set in the valve body, what is be able to rotate in the cavity of valve body is equipped with plunger, institute It states plunger to connect with valve seal, the lateral wall of plunger opens up groove along its circumference, and the radian of the groove is greater than 1/4 circular arc And less than 1/2 circular arc, first passage described in the groove energy connection and second channel or connection second channel and third channel Or close each channel.

Further, the top of the plunger protrudes out outside valve body, and the top tight fit of plunger is equipped with a handle Component, the Handleset include handle, and positioning component of handle is installed on handle and opens up mounting hole, the positioning component of handle Including a spring being located in the mounting hole, the positioning ball connecting with spring bottom end, the top of the valve body is corresponding first Channel and second channel position in the middle, corresponding second channel and third channel position in the middle and it is that this is second logical Road opens up conical socket at the position in 180 ° of opposition, the bottom end that the spring can will position ball is pressed into conical socket.

Further, the mounting hole screw top connects housing screw, and the upper end cap of spring is on the housing screw.

Further, covering for the handle tight fit is connected with washer between upper end, handle and valve body, and washer is close Envelope covers on plunger.

Further, the plunger is connect with handle threads, and washer, the set of washer sealing are connected between handle and valve body On plunger, upper end screw thread is equipped with the nut of pressing handle.

Further, what the one end of handle far from plunger can dismantle is equipped with handle ball.

Further, seal nipple is mounted on first passage, second channel and third channel.

Compared with prior art, the utility model has the beneficial effects that pneumatic operated valve described in the utility model passes through simply Structure design can realize the function of commutation connection, good positioning effect, design is simple, is conveniently adjusted.

Detailed description of the invention

Fig. 1 is the schematic cross-sectional view of the utility model pneumatic operated valve main view direction.

Fig. 2 is the utility model pneumatic operated valve top view.

Fig. 3 is the partial sectional view along the direction A-A in Fig. 1.

Fig. 4 is a usage state diagram, and display first passage and second channel are interconnected.

Fig. 5 is a usage state diagram, and display second channel and third channel are interconnected.

Fig. 6 is a usage state diagram, shows the state for being turned off each channel.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1 ~ 6, be a preferred embodiment of pneumatic operated valve provided by the utility model, including a setting with it is outer The valve body 4 of first passage 1, second channel 2 and third channel 3 that boundary is connected to, the first passage 1, second channel 2 and third are logical The center line in road 3 is in the same plane, and the first passage 1 and second channel 2 are distributed on valve body 4 in 90 ° of intervals, the Two channels 2 and third channel 3 are distributed on valve body 4 in 90 ° of intervals, and first passage 1 is located along the same line with third channel 3 Be arranged in 180 ° of opposition, set cavity in the valve body 4, what is be able to rotate in the cavity of valve body 4 is equipped with plunger 5, the plunger 5 with Valve body 4 is tightly connected.The top of the plunger 5 protrudes out outside valve body 4, and the top tight fit of plunger 5 is equipped with a handle Component.The lateral wall of plunger 5 opens up the groove 6 of arc along its circumference, and the radian of the groove 6 is greater than 1/4 circular arc and is less than 1/2 circular arc.When user rotates the plunger 5, first passage 1 and second channel 2 or connection described in the 6 energy connection of groove Logical second channel 2 and third channel 3 or each channel of closing.It is respectively mounted on first passage 1, second channel 2 and third channel 3 There is seal nipple 17.

Specifically, the Handleset includes handle 7, positioning component of handle 8 is installed on handle 7 and opens up mounting hole 9, institute Stating positioning component of handle 8 includes the spring 10 being located in the mounting hole 9, the positioning ball 11 connecting with 10 bottom end of spring, institute The top of valve body 4 is stated in corresponding first passage 1 and 2 position in the middle of second channel, corresponding second channel 2 and third channel 3 Position in the middle and be the second channel 2 in 180 ° opposition positions at open up conical socket 12, the taper is recessed Slot 12 is located on the circular arc that positioning ball 11 rotates.The bottom end that the spring 10 can will position ball 11 is pressed into conical socket 12.Institute 9 screw top of mounting hole connection housing screw 13 is stated, the upper end cap of spring 10 is on the housing screw 13.It is, of course, also possible to select The one circle shallow slot of setting at the maintenance of the rotation circular arc of the corresponding positioning ball 11 in the top of valve body 4 is selected, and the section of groove body is arranged It is tapered, and conical socket 12 is further set in the shallow slot.

In the present embodiment, the plunger 5 and handle 7 are to be connected through a screw thread, that is to say, that screw thread is arranged on handle 7 Hole, the external screw thread of setting and threaded hole cooperation in 5 periphery of plunger.Washer 14, washer 14 are connected between handle 7 and valve body 4 Sealing covers on plunger 5, and 5 threaded upper ends of plunger are equipped with the nut 15 of pressing handle 7.It is of course also possible to by the handle 7 Tight fit is covered in 5 upper end of plunger, in order to guarantee the sealed connection of plunger 5 Yu valve body 4, also need handle 7 and valve body 4 it Between be connected with washer 14, and covered what washer 14 sealed on plunger 5.

In order to facilitate the operation of person's gripping, what the one end of handle 7 far from plunger 5 can dismantle is equipped with handle ball 16.This is practical When in use, due to the design of conical socket 12 and spring 10, user imposes the rotation of handle 7 to the novel pneumatic operated valve Power, positioning ball 11 will be skidded off along the inclined side of conical socket 12, and compressed spring 10 cancels the positioning to handle 7, until hand Handle 7, which turns to positioning ball 11 and slides into next conical socket 12, completes primary adjustment.Show that plunger 5 is whipped in figure 4 Handle 7 turns to the position that first passage 1 and second channel 2 are interconnected；Show that plunger 5 is turned to handle 7 in figure 5 The position that second channel 2 and third channel 3 are interconnected；Showing that plunger 5 is turned to handle 7 in figure 6 each will lead to The state that road is turned off.The pneumatic operated valve can realize the function of commutation connection, locating effect by the design of simple structure Good, design is simple, is conveniently adjusted.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of pneumatic operated valve, it is characterised in that: first passage that valve body setting is in communication with the outside, second logical including a valve body Road and third channel, the first passage and second channel are distributed on valve body in 90 ° of intervals, second channel and third channel In 90 ° be spaced be distributed on valve body, first passage and third channel are located along the same line in 180 ° of opposition settings, the valve Cavity is set in vivo, what is be able to rotate in the cavity of valve body is equipped with plunger, and the plunger is connect with valve seal, the lateral wall of plunger Groove is opened up along its circumference, and the radian of the groove is greater than 1/4 circular arc and less than 1/2 circular arc, described in the groove energy connection First passage and second channel or connection second channel and third channel close each channel.

2. pneumatic operated valve according to claim 1, it is characterised in that: the top of the plunger protrudes out outside valve body, plunger Top tight fit is equipped with a Handleset, and the Handleset includes handle, installs positioning component of handle simultaneously on handle Mounting hole is opened up, the positioning component of handle includes the spring being located in the mounting hole, the positioning connecting with spring bottom end Ball, the top of the valve body is in corresponding first passage and second channel position in the middle, corresponding second channel and third channel Position in the middle and it is to open up conical socket at positions of the second channel in 180 ° of opposition, the spring can will be determined In the bottom end indentation conical socket of position ball.

3. pneumatic operated valve according to claim 2, it is characterised in that: the mounting hole screw top connects housing screw, bullet The upper end cap of spring is on the housing screw.

4. pneumatic operated valve according to claim 2, it is characterised in that: the handle tight fit is covered in upper end, handle Washer is connected between valve body, washer sealing covers on plunger.

5. pneumatic operated valve according to claim 2, it is characterised in that: the plunger is connect with handle threads, handle and valve body Between be connected with washer, washer sealing covers on plunger, and upper end screw thread is equipped with the nut of pressing handle.

6. pneumatic operated valve according to claim 4 or 5, it is characterised in that: the installation that the one end of handle far from plunger can dismantle There is handle ball.

7. pneumatic operated valve according to claim 2, it is characterised in that: pacify on first passage, second channel and third channel Equipped with seal nipple.